aboutsummaryrefslogtreecommitdiffstats
path: root/drivers
diff options
context:
space:
mode:
authorJeff Garzik <jeff@garzik.org>2006-04-12 16:54:43 -0400
committerJeff Garzik <jeff@garzik.org>2006-04-12 16:54:43 -0400
commita890b15c0990cc8d686edcc85f5fccde71ad5ce9 (patch)
tree73162355b58283a2531f13fbbf663809f95c1483 /drivers
parent79fa1b677be3a985cc66b9218a4dd09818f1051b (diff)
parent26ec634c31a11a003040e10b4d650495158632fd (diff)
Merge branch 'upstream'
Diffstat (limited to 'drivers')
-rw-r--r--drivers/acpi/Kconfig2
-rw-r--r--drivers/base/node.c2
-rw-r--r--drivers/cdrom/aztcd.c2
-rw-r--r--drivers/char/Kconfig4
-rw-r--r--drivers/char/Makefile1
-rw-r--r--drivers/char/applicom.c2
-rw-r--r--drivers/char/dtlk.c2
-rw-r--r--drivers/char/ipmi/ipmi_msghandler.c2
-rw-r--r--drivers/char/random.c1
-rw-r--r--drivers/char/tlclk.c36
-rw-r--r--drivers/char/tty_io.c26
-rw-r--r--drivers/hwmon/hdaps.c14
-rw-r--r--drivers/isdn/gigaset/Kconfig4
-rw-r--r--drivers/isdn/gigaset/asyncdata.c132
-rw-r--r--drivers/isdn/gigaset/bas-gigaset.c870
-rw-r--r--drivers/isdn/gigaset/common.c505
-rw-r--r--drivers/isdn/gigaset/ev-layer.c667
-rw-r--r--drivers/isdn/gigaset/gigaset.h600
-rw-r--r--drivers/isdn/gigaset/i4l.c231
-rw-r--r--drivers/isdn/gigaset/interface.c235
-rw-r--r--drivers/isdn/gigaset/isocdata.c139
-rw-r--r--drivers/isdn/gigaset/proc.c51
-rw-r--r--drivers/isdn/gigaset/usb-gigaset.c455
-rw-r--r--drivers/leds/Kconfig27
-rw-r--r--drivers/leds/Makefile1
-rw-r--r--drivers/leds/leds-s3c24xx.c163
-rw-r--r--drivers/md/Kconfig11
-rw-r--r--drivers/media/video/Makefile2
-rw-r--r--drivers/media/video/bt8xx/Makefile2
-rw-r--r--drivers/media/video/cx25840/Makefile2
-rw-r--r--drivers/media/video/cx88/Makefile6
-rw-r--r--drivers/media/video/em28xx/Makefile2
-rw-r--r--drivers/media/video/saa7134/Makefile6
-rw-r--r--drivers/media/video/saa7134/saa7134-core.c3
-rw-r--r--drivers/mtd/devices/Kconfig13
-rw-r--r--drivers/mtd/devices/Makefile1
-rw-r--r--drivers/mtd/devices/blkmtd.c819
-rw-r--r--drivers/net/chelsio/Makefile2
-rw-r--r--drivers/net/irda/irda-usb.c363
-rw-r--r--drivers/net/irda/irda-usb.h43
-rw-r--r--drivers/net/irda/smsc-ircc2.c311
-rw-r--r--drivers/net/netconsole.c1
-rw-r--r--drivers/net/tg3.c100
-rw-r--r--drivers/net/tg3.h3
-rw-r--r--drivers/parport/parport_serial.c2
-rw-r--r--drivers/rtc/Kconfig10
-rw-r--r--drivers/rtc/Makefile1
-rw-r--r--drivers/rtc/class.c2
-rw-r--r--drivers/rtc/rtc-ds1672.c72
-rw-r--r--drivers/rtc/rtc-ep93xx.c2
-rw-r--r--drivers/rtc/rtc-m48t86.c9
-rw-r--r--drivers/rtc/rtc-pcf8563.c11
-rw-r--r--drivers/rtc/rtc-proc.c2
-rw-r--r--drivers/rtc/rtc-rs5c372.c28
-rw-r--r--drivers/rtc/rtc-sa1100.c14
-rw-r--r--drivers/rtc/rtc-test.c3
-rw-r--r--drivers/rtc/rtc-vr41xx.c (renamed from drivers/char/vr41xx_rtc.c)404
-rw-r--r--drivers/rtc/rtc-x1205.c29
-rw-r--r--drivers/s390/block/dasd.c45
-rw-r--r--drivers/s390/block/dasd_proc.c17
-rw-r--r--drivers/s390/char/keyboard.c2
-rw-r--r--drivers/s390/char/tape_block.c4
-rw-r--r--drivers/s390/char/tape_core.c10
-rw-r--r--drivers/s390/cio/blacklist.c4
-rw-r--r--drivers/s390/cio/cio.c2
-rw-r--r--drivers/s390/cio/cio_debug.h22
-rw-r--r--drivers/scsi/3w-xxxx.c3
-rw-r--r--drivers/scsi/ahci.c45
-rw-r--r--drivers/scsi/ata_piix.c1
-rw-r--r--drivers/scsi/hosts.c12
-rw-r--r--drivers/scsi/libata-core.c126
-rw-r--r--drivers/scsi/libata-eh.c7
-rw-r--r--drivers/scsi/libata-scsi.c9
-rw-r--r--drivers/scsi/libata.h7
-rw-r--r--drivers/scsi/pdc_adma.c1
-rw-r--r--drivers/scsi/sata_mv.c1
-rw-r--r--drivers/scsi/sata_nv.c1
-rw-r--r--drivers/scsi/sata_promise.c1
-rw-r--r--drivers/scsi/sata_qstor.c1
-rw-r--r--drivers/scsi/sata_sil.c1
-rw-r--r--drivers/scsi/sata_sil24.c246
-rw-r--r--drivers/scsi/sata_sis.c1
-rw-r--r--drivers/scsi/sata_svw.c3
-rw-r--r--drivers/scsi/sata_sx4.c1
-rw-r--r--drivers/scsi/sata_uli.c1
-rw-r--r--drivers/scsi/sata_via.c1
-rw-r--r--drivers/scsi/sata_vsc.c1
-rw-r--r--drivers/scsi/scsi_error.c4
-rw-r--r--drivers/sn/ioc3.c5
-rw-r--r--drivers/usb/serial/option.c5
-rw-r--r--drivers/video/Kconfig2
-rw-r--r--drivers/video/aty/atyfb_base.c2
-rw-r--r--drivers/video/fbmem.c5
-rw-r--r--drivers/video/vesafb.c27
94 files changed, 3457 insertions, 3622 deletions
diff --git a/drivers/acpi/Kconfig b/drivers/acpi/Kconfig
index 5cb96300eb0f..c24652d31bf9 100644
--- a/drivers/acpi/Kconfig
+++ b/drivers/acpi/Kconfig
@@ -329,7 +329,7 @@ config ACPI_CONTAINER
329config ACPI_HOTPLUG_MEMORY 329config ACPI_HOTPLUG_MEMORY
330 tristate "Memory Hotplug" 330 tristate "Memory Hotplug"
331 depends on ACPI 331 depends on ACPI
332 depends on MEMORY_HOTPLUG 332 depends on MEMORY_HOTPLUG || X86_64
333 default n 333 default n
334 help 334 help
335 This driver adds supports for ACPI Memory Hotplug. This driver 335 This driver adds supports for ACPI Memory Hotplug. This driver
diff --git a/drivers/base/node.c b/drivers/base/node.c
index 16c513aa4d48..c80c3aeed004 100644
--- a/drivers/base/node.c
+++ b/drivers/base/node.c
@@ -106,7 +106,7 @@ static ssize_t node_read_numastat(struct sys_device * dev, char * buf)
106 other_node = 0; 106 other_node = 0;
107 for (i = 0; i < MAX_NR_ZONES; i++) { 107 for (i = 0; i < MAX_NR_ZONES; i++) {
108 struct zone *z = &pg->node_zones[i]; 108 struct zone *z = &pg->node_zones[i];
109 for (cpu = 0; cpu < NR_CPUS; cpu++) { 109 for_each_online_cpu(cpu) {
110 struct per_cpu_pageset *ps = zone_pcp(z,cpu); 110 struct per_cpu_pageset *ps = zone_pcp(z,cpu);
111 numa_hit += ps->numa_hit; 111 numa_hit += ps->numa_hit;
112 numa_miss += ps->numa_miss; 112 numa_miss += ps->numa_miss;
diff --git a/drivers/cdrom/aztcd.c b/drivers/cdrom/aztcd.c
index ce4a1ce59d6a..ec004897b634 100644
--- a/drivers/cdrom/aztcd.c
+++ b/drivers/cdrom/aztcd.c
@@ -1763,7 +1763,7 @@ static int __init aztcd_init(void)
1763 release_region(azt_port, 4); 1763 release_region(azt_port, 4);
1764 } 1764 }
1765 } 1765 }
1766 if ((azt_port_auto[i] == 0) || (i == 16)) { 1766 if ((i == 16) || (azt_port_auto[i] == 0)) {
1767 printk(KERN_INFO "aztcd: no AZTECH CD-ROM drive found\n"); 1767 printk(KERN_INFO "aztcd: no AZTECH CD-ROM drive found\n");
1768 return -EIO; 1768 return -EIO;
1769 } 1769 }
diff --git a/drivers/char/Kconfig b/drivers/char/Kconfig
index 889cad07774e..402296670d3a 100644
--- a/drivers/char/Kconfig
+++ b/drivers/char/Kconfig
@@ -805,10 +805,6 @@ config S3C2410_RTC
805 Samsung S3C2410. This can provide periodic interrupt rates 805 Samsung S3C2410. This can provide periodic interrupt rates
806 from 1Hz to 64Hz for user programs, and wakeup from Alarm. 806 from 1Hz to 64Hz for user programs, and wakeup from Alarm.
807 807
808config RTC_VR41XX
809 tristate "NEC VR4100 series Real Time Clock Support"
810 depends on CPU_VR41XX
811
812config COBALT_LCD 808config COBALT_LCD
813 bool "Support for Cobalt LCD" 809 bool "Support for Cobalt LCD"
814 depends on MIPS_COBALT 810 depends on MIPS_COBALT
diff --git a/drivers/char/Makefile b/drivers/char/Makefile
index a73cb4956928..f5b01c6d498e 100644
--- a/drivers/char/Makefile
+++ b/drivers/char/Makefile
@@ -67,7 +67,6 @@ obj-$(CONFIG_SGI_DS1286) += ds1286.o
67obj-$(CONFIG_SGI_IP27_RTC) += ip27-rtc.o 67obj-$(CONFIG_SGI_IP27_RTC) += ip27-rtc.o
68obj-$(CONFIG_DS1302) += ds1302.o 68obj-$(CONFIG_DS1302) += ds1302.o
69obj-$(CONFIG_S3C2410_RTC) += s3c2410-rtc.o 69obj-$(CONFIG_S3C2410_RTC) += s3c2410-rtc.o
70obj-$(CONFIG_RTC_VR41XX) += vr41xx_rtc.o
71ifeq ($(CONFIG_GENERIC_NVRAM),y) 70ifeq ($(CONFIG_GENERIC_NVRAM),y)
72 obj-$(CONFIG_NVRAM) += generic_nvram.o 71 obj-$(CONFIG_NVRAM) += generic_nvram.o
73else 72else
diff --git a/drivers/char/applicom.c b/drivers/char/applicom.c
index 927a5bbe112c..a370e7a0bad5 100644
--- a/drivers/char/applicom.c
+++ b/drivers/char/applicom.c
@@ -142,7 +142,7 @@ static int ac_register_board(unsigned long physloc, void __iomem *loc,
142 if (!boardno) 142 if (!boardno)
143 boardno = readb(loc + NUMCARD_OWNER_TO_PC); 143 boardno = readb(loc + NUMCARD_OWNER_TO_PC);
144 144
145 if (!boardno && boardno > MAX_BOARD) { 145 if (!boardno || boardno > MAX_BOARD) {
146 printk(KERN_WARNING "Board #%d (at 0x%lx) is out of range (1 <= x <= %d).\n", 146 printk(KERN_WARNING "Board #%d (at 0x%lx) is out of range (1 <= x <= %d).\n",
147 boardno, physloc, MAX_BOARD); 147 boardno, physloc, MAX_BOARD);
148 return 0; 148 return 0;
diff --git a/drivers/char/dtlk.c b/drivers/char/dtlk.c
index a229915ce1b2..87dcaa237f07 100644
--- a/drivers/char/dtlk.c
+++ b/drivers/char/dtlk.c
@@ -490,7 +490,7 @@ for (i = 0; i < 10; i++) \
490 release_region(dtlk_portlist[i], DTLK_IO_EXTENT); 490 release_region(dtlk_portlist[i], DTLK_IO_EXTENT);
491 } 491 }
492 492
493 printk(KERN_INFO "\nDoubleTalk PC - not found\n"); 493 printk(KERN_INFO "DoubleTalk PC - not found\n");
494 return -ENODEV; 494 return -ENODEV;
495} 495}
496 496
diff --git a/drivers/char/ipmi/ipmi_msghandler.c b/drivers/char/ipmi/ipmi_msghandler.c
index 0ded046d5aa8..9f2f8fdec69a 100644
--- a/drivers/char/ipmi/ipmi_msghandler.c
+++ b/drivers/char/ipmi/ipmi_msghandler.c
@@ -941,6 +941,7 @@ int ipmi_set_gets_events(ipmi_user_t user, int val)
941 list_del(&msg->link); 941 list_del(&msg->link);
942 list_add_tail(&msg->link, &msgs); 942 list_add_tail(&msg->link, &msgs);
943 } 943 }
944 intf->waiting_events_count = 0;
944 } 945 }
945 946
946 /* Hold the events lock while doing this to preserve order. */ 947 /* Hold the events lock while doing this to preserve order. */
@@ -2916,6 +2917,7 @@ static int handle_read_event_rsp(ipmi_smi_t intf,
2916 2917
2917 copy_event_into_recv_msg(recv_msg, msg); 2918 copy_event_into_recv_msg(recv_msg, msg);
2918 list_add_tail(&(recv_msg->link), &(intf->waiting_events)); 2919 list_add_tail(&(recv_msg->link), &(intf->waiting_events));
2920 intf->waiting_events_count++;
2919 } else { 2921 } else {
2920 /* There's too many things in the queue, discard this 2922 /* There's too many things in the queue, discard this
2921 message. */ 2923 message. */
diff --git a/drivers/char/random.c b/drivers/char/random.c
index 86be04b241e1..58f3512c52e1 100644
--- a/drivers/char/random.c
+++ b/drivers/char/random.c
@@ -1584,7 +1584,6 @@ u32 secure_ipv6_port_ephemeral(const __u32 *saddr, const __u32 *daddr, __u16 dpo
1584 1584
1585 return twothirdsMD4Transform(daddr, hash); 1585 return twothirdsMD4Transform(daddr, hash);
1586} 1586}
1587EXPORT_SYMBOL(secure_ipv6_port_ephemeral);
1588#endif 1587#endif
1589 1588
1590#if defined(CONFIG_IP_DCCP) || defined(CONFIG_IP_DCCP_MODULE) 1589#if defined(CONFIG_IP_DCCP) || defined(CONFIG_IP_DCCP_MODULE)
diff --git a/drivers/char/tlclk.c b/drivers/char/tlclk.c
index 2546637a55c0..f58ad7f68267 100644
--- a/drivers/char/tlclk.c
+++ b/drivers/char/tlclk.c
@@ -327,7 +327,7 @@ static ssize_t store_received_ref_clk3a(struct device *d,
327 return strnlen(buf, count); 327 return strnlen(buf, count);
328} 328}
329 329
330static DEVICE_ATTR(received_ref_clk3a, S_IWUGO, NULL, 330static DEVICE_ATTR(received_ref_clk3a, (S_IWUSR|S_IWGRP), NULL,
331 store_received_ref_clk3a); 331 store_received_ref_clk3a);
332 332
333 333
@@ -349,7 +349,7 @@ static ssize_t store_received_ref_clk3b(struct device *d,
349 return strnlen(buf, count); 349 return strnlen(buf, count);
350} 350}
351 351
352static DEVICE_ATTR(received_ref_clk3b, S_IWUGO, NULL, 352static DEVICE_ATTR(received_ref_clk3b, (S_IWUSR|S_IWGRP), NULL,
353 store_received_ref_clk3b); 353 store_received_ref_clk3b);
354 354
355 355
@@ -371,7 +371,7 @@ static ssize_t store_enable_clk3b_output(struct device *d,
371 return strnlen(buf, count); 371 return strnlen(buf, count);
372} 372}
373 373
374static DEVICE_ATTR(enable_clk3b_output, S_IWUGO, NULL, 374static DEVICE_ATTR(enable_clk3b_output, (S_IWUSR|S_IWGRP), NULL,
375 store_enable_clk3b_output); 375 store_enable_clk3b_output);
376 376
377static ssize_t store_enable_clk3a_output(struct device *d, 377static ssize_t store_enable_clk3a_output(struct device *d,
@@ -392,7 +392,7 @@ static ssize_t store_enable_clk3a_output(struct device *d,
392 return strnlen(buf, count); 392 return strnlen(buf, count);
393} 393}
394 394
395static DEVICE_ATTR(enable_clk3a_output, S_IWUGO, NULL, 395static DEVICE_ATTR(enable_clk3a_output, (S_IWUSR|S_IWGRP), NULL,
396 store_enable_clk3a_output); 396 store_enable_clk3a_output);
397 397
398static ssize_t store_enable_clkb1_output(struct device *d, 398static ssize_t store_enable_clkb1_output(struct device *d,
@@ -413,7 +413,7 @@ static ssize_t store_enable_clkb1_output(struct device *d,
413 return strnlen(buf, count); 413 return strnlen(buf, count);
414} 414}
415 415
416static DEVICE_ATTR(enable_clkb1_output, S_IWUGO, NULL, 416static DEVICE_ATTR(enable_clkb1_output, (S_IWUSR|S_IWGRP), NULL,
417 store_enable_clkb1_output); 417 store_enable_clkb1_output);
418 418
419 419
@@ -435,7 +435,7 @@ static ssize_t store_enable_clka1_output(struct device *d,
435 return strnlen(buf, count); 435 return strnlen(buf, count);
436} 436}
437 437
438static DEVICE_ATTR(enable_clka1_output, S_IWUGO, NULL, 438static DEVICE_ATTR(enable_clka1_output, (S_IWUSR|S_IWGRP), NULL,
439 store_enable_clka1_output); 439 store_enable_clka1_output);
440 440
441static ssize_t store_enable_clkb0_output(struct device *d, 441static ssize_t store_enable_clkb0_output(struct device *d,
@@ -456,7 +456,7 @@ static ssize_t store_enable_clkb0_output(struct device *d,
456 return strnlen(buf, count); 456 return strnlen(buf, count);
457} 457}
458 458
459static DEVICE_ATTR(enable_clkb0_output, S_IWUGO, NULL, 459static DEVICE_ATTR(enable_clkb0_output, (S_IWUSR|S_IWGRP), NULL,
460 store_enable_clkb0_output); 460 store_enable_clkb0_output);
461 461
462static ssize_t store_enable_clka0_output(struct device *d, 462static ssize_t store_enable_clka0_output(struct device *d,
@@ -477,7 +477,7 @@ static ssize_t store_enable_clka0_output(struct device *d,
477 return strnlen(buf, count); 477 return strnlen(buf, count);
478} 478}
479 479
480static DEVICE_ATTR(enable_clka0_output, S_IWUGO, NULL, 480static DEVICE_ATTR(enable_clka0_output, (S_IWUSR|S_IWGRP), NULL,
481 store_enable_clka0_output); 481 store_enable_clka0_output);
482 482
483static ssize_t store_select_amcb2_transmit_clock(struct device *d, 483static ssize_t store_select_amcb2_transmit_clock(struct device *d,
@@ -519,7 +519,7 @@ static ssize_t store_select_amcb2_transmit_clock(struct device *d,
519 return strnlen(buf, count); 519 return strnlen(buf, count);
520} 520}
521 521
522static DEVICE_ATTR(select_amcb2_transmit_clock, S_IWUGO, NULL, 522static DEVICE_ATTR(select_amcb2_transmit_clock, (S_IWUSR|S_IWGRP), NULL,
523 store_select_amcb2_transmit_clock); 523 store_select_amcb2_transmit_clock);
524 524
525static ssize_t store_select_amcb1_transmit_clock(struct device *d, 525static ssize_t store_select_amcb1_transmit_clock(struct device *d,
@@ -560,7 +560,7 @@ static ssize_t store_select_amcb1_transmit_clock(struct device *d,
560 return strnlen(buf, count); 560 return strnlen(buf, count);
561} 561}
562 562
563static DEVICE_ATTR(select_amcb1_transmit_clock, S_IWUGO, NULL, 563static DEVICE_ATTR(select_amcb1_transmit_clock, (S_IWUSR|S_IWGRP), NULL,
564 store_select_amcb1_transmit_clock); 564 store_select_amcb1_transmit_clock);
565 565
566static ssize_t store_select_redundant_clock(struct device *d, 566static ssize_t store_select_redundant_clock(struct device *d,
@@ -581,7 +581,7 @@ static ssize_t store_select_redundant_clock(struct device *d,
581 return strnlen(buf, count); 581 return strnlen(buf, count);
582} 582}
583 583
584static DEVICE_ATTR(select_redundant_clock, S_IWUGO, NULL, 584static DEVICE_ATTR(select_redundant_clock, (S_IWUSR|S_IWGRP), NULL,
585 store_select_redundant_clock); 585 store_select_redundant_clock);
586 586
587static ssize_t store_select_ref_frequency(struct device *d, 587static ssize_t store_select_ref_frequency(struct device *d,
@@ -602,7 +602,7 @@ static ssize_t store_select_ref_frequency(struct device *d,
602 return strnlen(buf, count); 602 return strnlen(buf, count);
603} 603}
604 604
605static DEVICE_ATTR(select_ref_frequency, S_IWUGO, NULL, 605static DEVICE_ATTR(select_ref_frequency, (S_IWUSR|S_IWGRP), NULL,
606 store_select_ref_frequency); 606 store_select_ref_frequency);
607 607
608static ssize_t store_filter_select(struct device *d, 608static ssize_t store_filter_select(struct device *d,
@@ -623,7 +623,7 @@ static ssize_t store_filter_select(struct device *d,
623 return strnlen(buf, count); 623 return strnlen(buf, count);
624} 624}
625 625
626static DEVICE_ATTR(filter_select, S_IWUGO, NULL, store_filter_select); 626static DEVICE_ATTR(filter_select, (S_IWUSR|S_IWGRP), NULL, store_filter_select);
627 627
628static ssize_t store_hardware_switching_mode(struct device *d, 628static ssize_t store_hardware_switching_mode(struct device *d,
629 struct device_attribute *attr, const char *buf, size_t count) 629 struct device_attribute *attr, const char *buf, size_t count)
@@ -643,7 +643,7 @@ static ssize_t store_hardware_switching_mode(struct device *d,
643 return strnlen(buf, count); 643 return strnlen(buf, count);
644} 644}
645 645
646static DEVICE_ATTR(hardware_switching_mode, S_IWUGO, NULL, 646static DEVICE_ATTR(hardware_switching_mode, (S_IWUSR|S_IWGRP), NULL,
647 store_hardware_switching_mode); 647 store_hardware_switching_mode);
648 648
649static ssize_t store_hardware_switching(struct device *d, 649static ssize_t store_hardware_switching(struct device *d,
@@ -664,7 +664,7 @@ static ssize_t store_hardware_switching(struct device *d,
664 return strnlen(buf, count); 664 return strnlen(buf, count);
665} 665}
666 666
667static DEVICE_ATTR(hardware_switching, S_IWUGO, NULL, 667static DEVICE_ATTR(hardware_switching, (S_IWUSR|S_IWGRP), NULL,
668 store_hardware_switching); 668 store_hardware_switching);
669 669
670static ssize_t store_refalign (struct device *d, 670static ssize_t store_refalign (struct device *d,
@@ -684,7 +684,7 @@ static ssize_t store_refalign (struct device *d,
684 return strnlen(buf, count); 684 return strnlen(buf, count);
685} 685}
686 686
687static DEVICE_ATTR(refalign, S_IWUGO, NULL, store_refalign); 687static DEVICE_ATTR(refalign, (S_IWUSR|S_IWGRP), NULL, store_refalign);
688 688
689static ssize_t store_mode_select (struct device *d, 689static ssize_t store_mode_select (struct device *d,
690 struct device_attribute *attr, const char *buf, size_t count) 690 struct device_attribute *attr, const char *buf, size_t count)
@@ -704,7 +704,7 @@ static ssize_t store_mode_select (struct device *d,
704 return strnlen(buf, count); 704 return strnlen(buf, count);
705} 705}
706 706
707static DEVICE_ATTR(mode_select, S_IWUGO, NULL, store_mode_select); 707static DEVICE_ATTR(mode_select, (S_IWUSR|S_IWGRP), NULL, store_mode_select);
708 708
709static ssize_t store_reset (struct device *d, 709static ssize_t store_reset (struct device *d,
710 struct device_attribute *attr, const char *buf, size_t count) 710 struct device_attribute *attr, const char *buf, size_t count)
@@ -724,7 +724,7 @@ static ssize_t store_reset (struct device *d,
724 return strnlen(buf, count); 724 return strnlen(buf, count);
725} 725}
726 726
727static DEVICE_ATTR(reset, S_IWUGO, NULL, store_reset); 727static DEVICE_ATTR(reset, (S_IWUSR|S_IWGRP), NULL, store_reset);
728 728
729static struct attribute *tlclk_sysfs_entries[] = { 729static struct attribute *tlclk_sysfs_entries[] = {
730 &dev_attr_current_ref.attr, 730 &dev_attr_current_ref.attr,
diff --git a/drivers/char/tty_io.c b/drivers/char/tty_io.c
index 98b126c2ded8..f70a47eadb52 100644
--- a/drivers/char/tty_io.c
+++ b/drivers/char/tty_io.c
@@ -351,10 +351,10 @@ int tty_buffer_request_room(struct tty_struct *tty, size_t size)
351 spin_unlock_irqrestore(&tty->buf.lock, flags); 351 spin_unlock_irqrestore(&tty->buf.lock, flags);
352 return size; 352 return size;
353} 353}
354
355EXPORT_SYMBOL_GPL(tty_buffer_request_room); 354EXPORT_SYMBOL_GPL(tty_buffer_request_room);
356 355
357int tty_insert_flip_string(struct tty_struct *tty, const unsigned char *chars, size_t size) 356int tty_insert_flip_string(struct tty_struct *tty, const unsigned char *chars,
357 size_t size)
358{ 358{
359 int copied = 0; 359 int copied = 0;
360 do { 360 do {
@@ -368,17 +368,16 @@ int tty_insert_flip_string(struct tty_struct *tty, const unsigned char *chars, s
368 tb->used += space; 368 tb->used += space;
369 copied += space; 369 copied += space;
370 chars += space; 370 chars += space;
371/* printk("Flip insert %d.\n", space); */
372 } 371 }
373 /* There is a small chance that we need to split the data over 372 /* There is a small chance that we need to split the data over
374 several buffers. If this is the case we must loop */ 373 several buffers. If this is the case we must loop */
375 while (unlikely(size > copied)); 374 while (unlikely(size > copied));
376 return copied; 375 return copied;
377} 376}
378
379EXPORT_SYMBOL(tty_insert_flip_string); 377EXPORT_SYMBOL(tty_insert_flip_string);
380 378
381int tty_insert_flip_string_flags(struct tty_struct *tty, const unsigned char *chars, const char *flags, size_t size) 379int tty_insert_flip_string_flags(struct tty_struct *tty,
380 const unsigned char *chars, const char *flags, size_t size)
382{ 381{
383 int copied = 0; 382 int copied = 0;
384 do { 383 do {
@@ -399,9 +398,20 @@ int tty_insert_flip_string_flags(struct tty_struct *tty, const unsigned char *ch
399 while (unlikely(size > copied)); 398 while (unlikely(size > copied));
400 return copied; 399 return copied;
401} 400}
402
403EXPORT_SYMBOL_GPL(tty_insert_flip_string_flags); 401EXPORT_SYMBOL_GPL(tty_insert_flip_string_flags);
404 402
403void tty_schedule_flip(struct tty_struct *tty)
404{
405 unsigned long flags;
406 spin_lock_irqsave(&tty->buf.lock, flags);
407 if (tty->buf.tail != NULL) {
408 tty->buf.tail->active = 0;
409 tty->buf.tail->commit = tty->buf.tail->used;
410 }
411 spin_unlock_irqrestore(&tty->buf.lock, flags);
412 schedule_delayed_work(&tty->buf.work, 1);
413}
414EXPORT_SYMBOL(tty_schedule_flip);
405 415
406/* 416/*
407 * Prepare a block of space in the buffer for data. Returns the length 417 * Prepare a block of space in the buffer for data. Returns the length
@@ -1730,7 +1740,7 @@ static void release_dev(struct file * filp)
1730{ 1740{
1731 struct tty_struct *tty, *o_tty; 1741 struct tty_struct *tty, *o_tty;
1732 int pty_master, tty_closing, o_tty_closing, do_sleep; 1742 int pty_master, tty_closing, o_tty_closing, do_sleep;
1733 int devpts_master, devpts; 1743 int devpts;
1734 int idx; 1744 int idx;
1735 char buf[64]; 1745 char buf[64];
1736 unsigned long flags; 1746 unsigned long flags;
@@ -1747,7 +1757,6 @@ static void release_dev(struct file * filp)
1747 pty_master = (tty->driver->type == TTY_DRIVER_TYPE_PTY && 1757 pty_master = (tty->driver->type == TTY_DRIVER_TYPE_PTY &&
1748 tty->driver->subtype == PTY_TYPE_MASTER); 1758 tty->driver->subtype == PTY_TYPE_MASTER);
1749 devpts = (tty->driver->flags & TTY_DRIVER_DEVPTS_MEM) != 0; 1759 devpts = (tty->driver->flags & TTY_DRIVER_DEVPTS_MEM) != 0;
1750 devpts_master = pty_master && devpts;
1751 o_tty = tty->link; 1760 o_tty = tty->link;
1752 1761
1753#ifdef TTY_PARANOIA_CHECK 1762#ifdef TTY_PARANOIA_CHECK
@@ -2185,6 +2194,7 @@ static int ptmx_open(struct inode * inode, struct file * filp)
2185 return 0; 2194 return 0;
2186out1: 2195out1:
2187 release_dev(filp); 2196 release_dev(filp);
2197 return retval;
2188out: 2198out:
2189 down(&allocated_ptys_lock); 2199 down(&allocated_ptys_lock);
2190 idr_remove(&allocated_ptys, index); 2200 idr_remove(&allocated_ptys, index);
diff --git a/drivers/hwmon/hdaps.c b/drivers/hwmon/hdaps.c
index 23a9e1ea8e32..1659f6c41458 100644
--- a/drivers/hwmon/hdaps.c
+++ b/drivers/hwmon/hdaps.c
@@ -509,12 +509,22 @@ static int hdaps_dmi_match_invert(struct dmi_system_id *id)
509 } \ 509 } \
510} 510}
511 511
512#define HDAPS_DMI_MATCH_LENOVO(model) { \
513 .ident = "Lenovo " model, \
514 .callback = hdaps_dmi_match_invert, \
515 .matches = { \
516 DMI_MATCH(DMI_BOARD_VENDOR, "LENOVO"), \
517 DMI_MATCH(DMI_PRODUCT_VERSION, model) \
518 } \
519}
520
512static int __init hdaps_init(void) 521static int __init hdaps_init(void)
513{ 522{
514 int ret; 523 int ret;
515 524
516 /* Note that DMI_MATCH(...,"ThinkPad T42") will match "ThinkPad T42p" */ 525 /* Note that DMI_MATCH(...,"ThinkPad T42") will match "ThinkPad T42p" */
517 struct dmi_system_id hdaps_whitelist[] = { 526 struct dmi_system_id hdaps_whitelist[] = {
527 HDAPS_DMI_MATCH_NORMAL("ThinkPad H"),
518 HDAPS_DMI_MATCH_INVERT("ThinkPad R50p"), 528 HDAPS_DMI_MATCH_INVERT("ThinkPad R50p"),
519 HDAPS_DMI_MATCH_NORMAL("ThinkPad R50"), 529 HDAPS_DMI_MATCH_NORMAL("ThinkPad R50"),
520 HDAPS_DMI_MATCH_NORMAL("ThinkPad R51"), 530 HDAPS_DMI_MATCH_NORMAL("ThinkPad R51"),
@@ -524,15 +534,17 @@ static int __init hdaps_init(void)
524 HDAPS_DMI_MATCH_INVERT("ThinkPad T42p"), 534 HDAPS_DMI_MATCH_INVERT("ThinkPad T42p"),
525 HDAPS_DMI_MATCH_NORMAL("ThinkPad T42"), 535 HDAPS_DMI_MATCH_NORMAL("ThinkPad T42"),
526 HDAPS_DMI_MATCH_NORMAL("ThinkPad T43"), 536 HDAPS_DMI_MATCH_NORMAL("ThinkPad T43"),
537 HDAPS_DMI_MATCH_LENOVO("ThinkPad T60p"),
527 HDAPS_DMI_MATCH_NORMAL("ThinkPad X40"), 538 HDAPS_DMI_MATCH_NORMAL("ThinkPad X40"),
528 HDAPS_DMI_MATCH_NORMAL("ThinkPad X41 Tablet"), 539 HDAPS_DMI_MATCH_NORMAL("ThinkPad X41 Tablet"),
529 HDAPS_DMI_MATCH_NORMAL("ThinkPad X41"), 540 HDAPS_DMI_MATCH_NORMAL("ThinkPad X41"),
541 HDAPS_DMI_MATCH_LENOVO("ThinkPad X60"),
530 { .ident = NULL } 542 { .ident = NULL }
531 }; 543 };
532 544
533 if (!dmi_check_system(hdaps_whitelist)) { 545 if (!dmi_check_system(hdaps_whitelist)) {
534 printk(KERN_WARNING "hdaps: supported laptop not found!\n"); 546 printk(KERN_WARNING "hdaps: supported laptop not found!\n");
535 ret = -ENXIO; 547 ret = -ENODEV;
536 goto out; 548 goto out;
537 } 549 }
538 550
diff --git a/drivers/isdn/gigaset/Kconfig b/drivers/isdn/gigaset/Kconfig
index 53c4fb62ed85..5b203fe21dcd 100644
--- a/drivers/isdn/gigaset/Kconfig
+++ b/drivers/isdn/gigaset/Kconfig
@@ -3,8 +3,8 @@ menu "Siemens Gigaset"
3 3
4config ISDN_DRV_GIGASET 4config ISDN_DRV_GIGASET
5 tristate "Siemens Gigaset support (isdn)" 5 tristate "Siemens Gigaset support (isdn)"
6 depends on ISDN_I4L && m 6 depends on ISDN_I4L
7# depends on ISDN_I4L && MODULES 7 select CRC_CCITT
8 help 8 help
9 Say m here if you have a Gigaset or Sinus isdn device. 9 Say m here if you have a Gigaset or Sinus isdn device.
10 10
diff --git a/drivers/isdn/gigaset/asyncdata.c b/drivers/isdn/gigaset/asyncdata.c
index 171f8b703d61..ce3cd77094b3 100644
--- a/drivers/isdn/gigaset/asyncdata.c
+++ b/drivers/isdn/gigaset/asyncdata.c
@@ -3,7 +3,7 @@
3 * 3 *
4 * Copyright (c) 2005 by Tilman Schmidt <tilman@imap.cc>, 4 * Copyright (c) 2005 by Tilman Schmidt <tilman@imap.cc>,
5 * Hansjoerg Lipp <hjlipp@web.de>, 5 * Hansjoerg Lipp <hjlipp@web.de>,
6 * Stefan Eilers <Eilers.Stefan@epost.de>. 6 * Stefan Eilers.
7 * 7 *
8 * ===================================================================== 8 * =====================================================================
9 * This program is free software; you can redistribute it and/or 9 * This program is free software; you can redistribute it and/or
@@ -11,10 +11,6 @@
11 * published by the Free Software Foundation; either version 2 of 11 * published by the Free Software Foundation; either version 2 of
12 * the License, or (at your option) any later version. 12 * the License, or (at your option) any later version.
13 * ===================================================================== 13 * =====================================================================
14 * ToDo: ...
15 * =====================================================================
16 * Version: $Id: asyncdata.c,v 1.2.2.7 2005/11/13 23:05:18 hjlipp Exp $
17 * =====================================================================
18 */ 14 */
19 15
20#include "gigaset.h" 16#include "gigaset.h"
@@ -45,7 +41,7 @@ static inline int muststuff(unsigned char c)
45 * number of processed bytes 41 * number of processed bytes
46 */ 42 */
47static inline int cmd_loop(unsigned char c, unsigned char *src, int numbytes, 43static inline int cmd_loop(unsigned char c, unsigned char *src, int numbytes,
48 struct inbuf_t *inbuf) 44 struct inbuf_t *inbuf)
49{ 45{
50 struct cardstate *cs = inbuf->cs; 46 struct cardstate *cs = inbuf->cs;
51 unsigned cbytes = cs->cbytes; 47 unsigned cbytes = cs->cbytes;
@@ -55,10 +51,11 @@ static inline int cmd_loop(unsigned char c, unsigned char *src, int numbytes,
55 for (;;) { 51 for (;;) {
56 cs->respdata[cbytes] = c; 52 cs->respdata[cbytes] = c;
57 if (c == 10 || c == 13) { 53 if (c == 10 || c == 13) {
58 dbg(DEBUG_TRANSCMD, "%s: End of Command (%d Bytes)", 54 gig_dbg(DEBUG_TRANSCMD, "%s: End of Command (%d Bytes)",
59 __func__, cbytes); 55 __func__, cbytes);
60 cs->cbytes = cbytes; 56 cs->cbytes = cbytes;
61 gigaset_handle_modem_response(cs); /* can change cs->dle */ 57 gigaset_handle_modem_response(cs); /* can change
58 cs->dle */
62 cbytes = 0; 59 cbytes = 0;
63 60
64 if (cs->dle && 61 if (cs->dle &&
@@ -71,7 +68,7 @@ static inline int cmd_loop(unsigned char c, unsigned char *src, int numbytes,
71 if (cbytes < MAX_RESP_SIZE - 1) 68 if (cbytes < MAX_RESP_SIZE - 1)
72 cbytes++; 69 cbytes++;
73 else 70 else
74 warn("response too large"); 71 dev_warn(cs->dev, "response too large\n");
75 } 72 }
76 73
77 if (!numbytes) 74 if (!numbytes)
@@ -96,11 +93,12 @@ static inline int cmd_loop(unsigned char c, unsigned char *src, int numbytes,
96 * number of processed bytes 93 * number of processed bytes
97 */ 94 */
98static inline int lock_loop(unsigned char *src, int numbytes, 95static inline int lock_loop(unsigned char *src, int numbytes,
99 struct inbuf_t *inbuf) 96 struct inbuf_t *inbuf)
100{ 97{
101 struct cardstate *cs = inbuf->cs; 98 struct cardstate *cs = inbuf->cs;
102 99
103 gigaset_dbg_buffer(DEBUG_LOCKCMD, "received response", numbytes, src, 0); 100 gigaset_dbg_buffer(DEBUG_LOCKCMD, "received response",
101 numbytes, src);
104 gigaset_if_receive(cs, src, numbytes); 102 gigaset_if_receive(cs, src, numbytes);
105 103
106 return numbytes; 104 return numbytes;
@@ -115,24 +113,18 @@ static inline int lock_loop(unsigned char *src, int numbytes,
115 * numbytes (all bytes processed) on error --FIXME 113 * numbytes (all bytes processed) on error --FIXME
116 */ 114 */
117static inline int hdlc_loop(unsigned char c, unsigned char *src, int numbytes, 115static inline int hdlc_loop(unsigned char c, unsigned char *src, int numbytes,
118 struct inbuf_t *inbuf) 116 struct inbuf_t *inbuf)
119{ 117{
120 struct cardstate *cs = inbuf->cs; 118 struct cardstate *cs = inbuf->cs;
121 struct bc_state *bcs = inbuf->bcs; 119 struct bc_state *bcs = inbuf->bcs;
122 int inputstate; 120 int inputstate = bcs->inputstate;
123 __u16 fcs; 121 __u16 fcs = bcs->fcs;
124 struct sk_buff *skb; 122 struct sk_buff *skb = bcs->skb;
125 unsigned char error; 123 unsigned char error;
126 struct sk_buff *compskb; 124 struct sk_buff *compskb;
127 int startbytes = numbytes; 125 int startbytes = numbytes;
128 int l; 126 int l;
129 127
130 IFNULLRETVAL(bcs, numbytes);
131 inputstate = bcs->inputstate;
132 fcs = bcs->fcs;
133 skb = bcs->skb;
134 IFNULLRETVAL(skb, numbytes);
135
136 if (unlikely(inputstate & INS_byte_stuff)) { 128 if (unlikely(inputstate & INS_byte_stuff)) {
137 inputstate &= ~INS_byte_stuff; 129 inputstate &= ~INS_byte_stuff;
138 goto byte_stuff; 130 goto byte_stuff;
@@ -156,39 +148,37 @@ byte_stuff:
156 c ^= PPP_TRANS; 148 c ^= PPP_TRANS;
157#ifdef CONFIG_GIGASET_DEBUG 149#ifdef CONFIG_GIGASET_DEBUG
158 if (unlikely(!muststuff(c))) 150 if (unlikely(!muststuff(c)))
159 dbg(DEBUG_HDLC, 151 gig_dbg(DEBUG_HDLC, "byte stuffed: 0x%02x", c);
160 "byte stuffed: 0x%02x", c);
161#endif 152#endif
162 } else if (unlikely(c == PPP_FLAG)) { 153 } else if (unlikely(c == PPP_FLAG)) {
163 if (unlikely(inputstate & INS_skip_frame)) { 154 if (unlikely(inputstate & INS_skip_frame)) {
164 if (!(inputstate & INS_have_data)) { /* 7E 7E */ 155 if (!(inputstate & INS_have_data)) { /* 7E 7E */
165 //dbg(DEBUG_HDLC, "(7e)7e------------------------");
166#ifdef CONFIG_GIGASET_DEBUG 156#ifdef CONFIG_GIGASET_DEBUG
167 ++bcs->emptycount; 157 ++bcs->emptycount;
168#endif 158#endif
169 } else 159 } else
170 dbg(DEBUG_HDLC, 160 gig_dbg(DEBUG_HDLC,
171 "7e----------------------------"); 161 "7e----------------------------");
172 162
173 /* end of frame */ 163 /* end of frame */
174 error = 1; 164 error = 1;
175 gigaset_rcv_error(NULL, cs, bcs); 165 gigaset_rcv_error(NULL, cs, bcs);
176 } else if (!(inputstate & INS_have_data)) { /* 7E 7E */ 166 } else if (!(inputstate & INS_have_data)) { /* 7E 7E */
177 //dbg(DEBUG_HDLC, "(7e)7e------------------------");
178#ifdef CONFIG_GIGASET_DEBUG 167#ifdef CONFIG_GIGASET_DEBUG
179 ++bcs->emptycount; 168 ++bcs->emptycount;
180#endif 169#endif
181 break; 170 break;
182 } else { 171 } else {
183 dbg(DEBUG_HDLC, 172 gig_dbg(DEBUG_HDLC,
184 "7e----------------------------"); 173 "7e----------------------------");
185 174
186 /* end of frame */ 175 /* end of frame */
187 error = 0; 176 error = 0;
188 177
189 if (unlikely(fcs != PPP_GOODFCS)) { 178 if (unlikely(fcs != PPP_GOODFCS)) {
190 err("Packet checksum at %lu failed, " 179 dev_err(cs->dev,
191 "packet is corrupted (%u bytes)!", 180 "Packet checksum at %lu failed, "
181 "packet is corrupted (%u bytes)!\n",
192 bcs->rcvbytes, skb->len); 182 bcs->rcvbytes, skb->len);
193 compskb = NULL; 183 compskb = NULL;
194 gigaset_rcv_error(compskb, cs, bcs); 184 gigaset_rcv_error(compskb, cs, bcs);
@@ -202,9 +192,11 @@ byte_stuff:
202 skb = NULL; 192 skb = NULL;
203 inputstate |= INS_skip_frame; 193 inputstate |= INS_skip_frame;
204 if (l == 1) { 194 if (l == 1) {
205 err("invalid packet size (1)!"); 195 dev_err(cs->dev,
196 "invalid packet size (1)!\n");
206 error = 1; 197 error = 1;
207 gigaset_rcv_error(NULL, cs, bcs); 198 gigaset_rcv_error(NULL,
199 cs, bcs);
208 } 200 }
209 } 201 }
210 if (likely(!(error || 202 if (likely(!(error ||
@@ -227,7 +219,8 @@ byte_stuff:
227 } else if (likely((skb = dev_alloc_skb(SBUFSIZE + HW_HDR_LEN)) != NULL)) { 219 } else if (likely((skb = dev_alloc_skb(SBUFSIZE + HW_HDR_LEN)) != NULL)) {
228 skb_reserve(skb, HW_HDR_LEN); 220 skb_reserve(skb, HW_HDR_LEN);
229 } else { 221 } else {
230 warn("could not allocate new skb"); 222 dev_warn(cs->dev,
223 "could not allocate new skb\n");
231 inputstate |= INS_skip_frame; 224 inputstate |= INS_skip_frame;
232 } 225 }
233 226
@@ -235,7 +228,7 @@ byte_stuff:
235#ifdef CONFIG_GIGASET_DEBUG 228#ifdef CONFIG_GIGASET_DEBUG
236 } else if (unlikely(muststuff(c))) { 229 } else if (unlikely(muststuff(c))) {
237 /* Should not happen. Possible after ZDLE=1<CR><LF>. */ 230 /* Should not happen. Possible after ZDLE=1<CR><LF>. */
238 dbg(DEBUG_HDLC, "not byte stuffed: 0x%02x", c); 231 gig_dbg(DEBUG_HDLC, "not byte stuffed: 0x%02x", c);
239#endif 232#endif
240 } 233 }
241 234
@@ -243,8 +236,8 @@ byte_stuff:
243 236
244#ifdef CONFIG_GIGASET_DEBUG 237#ifdef CONFIG_GIGASET_DEBUG
245 if (unlikely(!(inputstate & INS_have_data))) { 238 if (unlikely(!(inputstate & INS_have_data))) {
246 dbg(DEBUG_HDLC, 239 gig_dbg(DEBUG_HDLC, "7e (%d x) ================",
247 "7e (%d x) ================", bcs->emptycount); 240 bcs->emptycount);
248 bcs->emptycount = 0; 241 bcs->emptycount = 0;
249 } 242 }
250#endif 243#endif
@@ -253,14 +246,13 @@ byte_stuff:
253 246
254 if (likely(!(inputstate & INS_skip_frame))) { 247 if (likely(!(inputstate & INS_skip_frame))) {
255 if (unlikely(skb->len == SBUFSIZE)) { 248 if (unlikely(skb->len == SBUFSIZE)) {
256 warn("received packet too long"); 249 dev_warn(cs->dev, "received packet too long\n");
257 dev_kfree_skb_any(skb); 250 dev_kfree_skb_any(skb);
258 skb = NULL; 251 skb = NULL;
259 inputstate |= INS_skip_frame; 252 inputstate |= INS_skip_frame;
260 break; 253 break;
261 } 254 }
262 *gigaset_skb_put_quick(skb, 1) = c; 255 *__skb_put(skb, 1) = c;
263 /* *__skb_put (skb, 1) = c; */
264 fcs = crc_ccitt_byte(fcs, c); 256 fcs = crc_ccitt_byte(fcs, c);
265 } 257 }
266 258
@@ -289,19 +281,14 @@ byte_stuff:
289 * numbytes (all bytes processed) on error --FIXME 281 * numbytes (all bytes processed) on error --FIXME
290 */ 282 */
291static inline int iraw_loop(unsigned char c, unsigned char *src, int numbytes, 283static inline int iraw_loop(unsigned char c, unsigned char *src, int numbytes,
292 struct inbuf_t *inbuf) 284 struct inbuf_t *inbuf)
293{ 285{
294 struct cardstate *cs = inbuf->cs; 286 struct cardstate *cs = inbuf->cs;
295 struct bc_state *bcs = inbuf->bcs; 287 struct bc_state *bcs = inbuf->bcs;
296 int inputstate; 288 int inputstate = bcs->inputstate;
297 struct sk_buff *skb; 289 struct sk_buff *skb = bcs->skb;
298 int startbytes = numbytes; 290 int startbytes = numbytes;
299 291
300 IFNULLRETVAL(bcs, numbytes);
301 inputstate = bcs->inputstate;
302 skb = bcs->skb;
303 IFNULLRETVAL(skb, numbytes);
304
305 for (;;) { 292 for (;;) {
306 /* add character */ 293 /* add character */
307 inputstate |= INS_have_data; 294 inputstate |= INS_have_data;
@@ -309,13 +296,13 @@ static inline int iraw_loop(unsigned char c, unsigned char *src, int numbytes,
309 if (likely(!(inputstate & INS_skip_frame))) { 296 if (likely(!(inputstate & INS_skip_frame))) {
310 if (unlikely(skb->len == SBUFSIZE)) { 297 if (unlikely(skb->len == SBUFSIZE)) {
311 //FIXME just pass skb up and allocate a new one 298 //FIXME just pass skb up and allocate a new one
312 warn("received packet too long"); 299 dev_warn(cs->dev, "received packet too long\n");
313 dev_kfree_skb_any(skb); 300 dev_kfree_skb_any(skb);
314 skb = NULL; 301 skb = NULL;
315 inputstate |= INS_skip_frame; 302 inputstate |= INS_skip_frame;
316 break; 303 break;
317 } 304 }
318 *gigaset_skb_put_quick(skb, 1) = gigaset_invtab[c]; 305 *__skb_put(skb, 1) = gigaset_invtab[c];
319 } 306 }
320 307
321 if (unlikely(!numbytes)) 308 if (unlikely(!numbytes))
@@ -343,7 +330,7 @@ static inline int iraw_loop(unsigned char c, unsigned char *src, int numbytes,
343 != NULL)) { 330 != NULL)) {
344 skb_reserve(skb, HW_HDR_LEN); 331 skb_reserve(skb, HW_HDR_LEN);
345 } else { 332 } else {
346 warn("could not allocate new skb"); 333 dev_warn(cs->dev, "could not allocate new skb\n");
347 inputstate |= INS_skip_frame; 334 inputstate |= INS_skip_frame;
348 } 335 }
349 } 336 }
@@ -364,13 +351,13 @@ void gigaset_m10x_input(struct inbuf_t *inbuf)
364 351
365 head = atomic_read(&inbuf->head); 352 head = atomic_read(&inbuf->head);
366 tail = atomic_read(&inbuf->tail); 353 tail = atomic_read(&inbuf->tail);
367 dbg(DEBUG_INTR, "buffer state: %u -> %u", head, tail); 354 gig_dbg(DEBUG_INTR, "buffer state: %u -> %u", head, tail);
368 355
369 if (head != tail) { 356 if (head != tail) {
370 cs = inbuf->cs; 357 cs = inbuf->cs;
371 src = inbuf->data + head; 358 src = inbuf->data + head;
372 numbytes = (head > tail ? RBUFSIZE : tail) - head; 359 numbytes = (head > tail ? RBUFSIZE : tail) - head;
373 dbg(DEBUG_INTR, "processing %u bytes", numbytes); 360 gig_dbg(DEBUG_INTR, "processing %u bytes", numbytes);
374 361
375 while (numbytes) { 362 while (numbytes) {
376 if (atomic_read(&cs->mstate) == MS_LOCKED) { 363 if (atomic_read(&cs->mstate) == MS_LOCKED) {
@@ -392,8 +379,7 @@ void gigaset_m10x_input(struct inbuf_t *inbuf)
392 379
393 if (!(inbuf->inputstate & INS_DLE_char)) { 380 if (!(inbuf->inputstate & INS_DLE_char)) {
394 381
395 /* FIXME Einfach je nach Modus Funktionszeiger in cs setzen [hier+hdlc_loop]? */ 382 /* FIXME use function pointers? */
396 /* FIXME Spart folgendes "if" und ermoeglicht andere Protokolle */
397 if (inbuf->inputstate & INS_command) 383 if (inbuf->inputstate & INS_command)
398 procbytes = cmd_loop(c, src, numbytes, inbuf); 384 procbytes = cmd_loop(c, src, numbytes, inbuf);
399 else if (inbuf->bcs->proto2 == ISDN_PROTO_L2_HDLC) 385 else if (inbuf->bcs->proto2 == ISDN_PROTO_L2_HDLC)
@@ -403,13 +389,14 @@ void gigaset_m10x_input(struct inbuf_t *inbuf)
403 389
404 src += procbytes; 390 src += procbytes;
405 numbytes -= procbytes; 391 numbytes -= procbytes;
406 } else { /* DLE-char */ 392 } else { /* DLE char */
407 inbuf->inputstate &= ~INS_DLE_char; 393 inbuf->inputstate &= ~INS_DLE_char;
408 switch (c) { 394 switch (c) {
409 case 'X': /*begin of command*/ 395 case 'X': /*begin of command*/
410#ifdef CONFIG_GIGASET_DEBUG 396#ifdef CONFIG_GIGASET_DEBUG
411 if (inbuf->inputstate & INS_command) 397 if (inbuf->inputstate & INS_command)
412 err("received <DLE> 'X' in command mode"); 398 dev_err(cs->dev,
399 "received <DLE> 'X' in command mode\n");
413#endif 400#endif
414 inbuf->inputstate |= 401 inbuf->inputstate |=
415 INS_command | INS_DLE_command; 402 INS_command | INS_DLE_command;
@@ -417,7 +404,8 @@ void gigaset_m10x_input(struct inbuf_t *inbuf)
417 case '.': /*end of command*/ 404 case '.': /*end of command*/
418#ifdef CONFIG_GIGASET_DEBUG 405#ifdef CONFIG_GIGASET_DEBUG
419 if (!(inbuf->inputstate & INS_command)) 406 if (!(inbuf->inputstate & INS_command))
420 err("received <DLE> '.' in hdlc mode"); 407 dev_err(cs->dev,
408 "received <DLE> '.' in hdlc mode\n");
421#endif 409#endif
422 inbuf->inputstate &= cs->dle ? 410 inbuf->inputstate &= cs->dle ?
423 ~(INS_DLE_command|INS_command) 411 ~(INS_DLE_command|INS_command)
@@ -425,7 +413,9 @@ void gigaset_m10x_input(struct inbuf_t *inbuf)
425 break; 413 break;
426 //case DLE_FLAG: /*DLE_FLAG in data stream*/ /* schon oben behandelt! */ 414 //case DLE_FLAG: /*DLE_FLAG in data stream*/ /* schon oben behandelt! */
427 default: 415 default:
428 err("received 0x10 0x%02x!", (int) c); 416 dev_err(cs->dev,
417 "received 0x10 0x%02x!\n",
418 (int) c);
429 /* FIXME: reset driver?? */ 419 /* FIXME: reset driver?? */
430 } 420 }
431 } 421 }
@@ -444,7 +434,7 @@ nextbyte:
444 } 434 }
445 } 435 }
446 436
447 dbg(DEBUG_INTR, "setting head to %u", head); 437 gig_dbg(DEBUG_INTR, "setting head to %u", head);
448 atomic_set(&inbuf->head, head); 438 atomic_set(&inbuf->head, head);
449 } 439 }
450} 440}
@@ -479,14 +469,13 @@ static struct sk_buff *HDLC_Encode(struct sk_buff *skb, int head, int tail)
479 stuf_cnt++; 469 stuf_cnt++;
480 fcs = crc_ccitt_byte(fcs, *cp++); 470 fcs = crc_ccitt_byte(fcs, *cp++);
481 } 471 }
482 fcs ^= 0xffff; /* complement */ 472 fcs ^= 0xffff; /* complement */
483 473
484 /* size of new buffer: original size + number of stuffing bytes 474 /* size of new buffer: original size + number of stuffing bytes
485 * + 2 bytes FCS + 2 stuffing bytes for FCS (if needed) + 2 flag bytes 475 * + 2 bytes FCS + 2 stuffing bytes for FCS (if needed) + 2 flag bytes
486 */ 476 */
487 hdlc_skb = dev_alloc_skb(skb->len + stuf_cnt + 6 + tail + head); 477 hdlc_skb = dev_alloc_skb(skb->len + stuf_cnt + 6 + tail + head);
488 if (!hdlc_skb) { 478 if (!hdlc_skb) {
489 err("unable to allocate memory for HDLC encoding!");
490 dev_kfree_skb(skb); 479 dev_kfree_skb(skb);
491 return NULL; 480 return NULL;
492 } 481 }
@@ -508,7 +497,7 @@ static struct sk_buff *HDLC_Encode(struct sk_buff *skb, int head, int tail)
508 } 497 }
509 498
510 /* Finally add FCS (byte stuffed) and flag sequence */ 499 /* Finally add FCS (byte stuffed) and flag sequence */
511 c = (fcs & 0x00ff); /* least significant byte first */ 500 c = (fcs & 0x00ff); /* least significant byte first */
512 if (muststuff(c)) { 501 if (muststuff(c)) {
513 *(skb_put(hdlc_skb, 1)) = PPP_ESCAPE; 502 *(skb_put(hdlc_skb, 1)) = PPP_ESCAPE;
514 c ^= PPP_TRANS; 503 c ^= PPP_TRANS;
@@ -546,7 +535,6 @@ static struct sk_buff *iraw_encode(struct sk_buff *skb, int head, int tail)
546 /* worst case: every byte must be stuffed */ 535 /* worst case: every byte must be stuffed */
547 iraw_skb = dev_alloc_skb(2*skb->len + tail + head); 536 iraw_skb = dev_alloc_skb(2*skb->len + tail + head);
548 if (!iraw_skb) { 537 if (!iraw_skb) {
549 err("unable to allocate memory for HDLC encoding!");
550 dev_kfree_skb(skb); 538 dev_kfree_skb(skb);
551 return NULL; 539 return NULL;
552 } 540 }
@@ -577,21 +565,23 @@ static struct sk_buff *iraw_encode(struct sk_buff *skb, int head, int tail)
577 */ 565 */
578int gigaset_m10x_send_skb(struct bc_state *bcs, struct sk_buff *skb) 566int gigaset_m10x_send_skb(struct bc_state *bcs, struct sk_buff *skb)
579{ 567{
580 unsigned len; 568 unsigned len = skb->len;
581 569 unsigned long flags;
582 IFNULLRETVAL(bcs, -EFAULT);
583 IFNULLRETVAL(skb, -EFAULT);
584 len = skb->len;
585 570
586 if (bcs->proto2 == ISDN_PROTO_L2_HDLC) 571 if (bcs->proto2 == ISDN_PROTO_L2_HDLC)
587 skb = HDLC_Encode(skb, HW_HDR_LEN, 0); 572 skb = HDLC_Encode(skb, HW_HDR_LEN, 0);
588 else 573 else
589 skb = iraw_encode(skb, HW_HDR_LEN, 0); 574 skb = iraw_encode(skb, HW_HDR_LEN, 0);
590 if (!skb) 575 if (!skb) {
576 err("unable to allocate memory for encoding!\n");
591 return -ENOMEM; 577 return -ENOMEM;
578 }
592 579
593 skb_queue_tail(&bcs->squeue, skb); 580 skb_queue_tail(&bcs->squeue, skb);
594 tasklet_schedule(&bcs->cs->write_tasklet); 581 spin_lock_irqsave(&bcs->cs->lock, flags);
582 if (bcs->cs->connected)
583 tasklet_schedule(&bcs->cs->write_tasklet);
584 spin_unlock_irqrestore(&bcs->cs->lock, flags);
595 585
596 return len; /* ok so far */ 586 return len; /* ok so far */
597} 587}
diff --git a/drivers/isdn/gigaset/bas-gigaset.c b/drivers/isdn/gigaset/bas-gigaset.c
index 31f0f07832bc..f86ed6af3aa2 100644
--- a/drivers/isdn/gigaset/bas-gigaset.c
+++ b/drivers/isdn/gigaset/bas-gigaset.c
@@ -3,7 +3,7 @@
3 * 3 *
4 * Copyright (c) 2001 by Hansjoerg Lipp <hjlipp@web.de>, 4 * Copyright (c) 2001 by Hansjoerg Lipp <hjlipp@web.de>,
5 * Tilman Schmidt <tilman@imap.cc>, 5 * Tilman Schmidt <tilman@imap.cc>,
6 * Stefan Eilers <Eilers.Stefan@epost.de>. 6 * Stefan Eilers.
7 * 7 *
8 * Based on usb-gigaset.c. 8 * Based on usb-gigaset.c.
9 * 9 *
@@ -13,10 +13,6 @@
13 * published by the Free Software Foundation; either version 2 of 13 * published by the Free Software Foundation; either version 2 of
14 * the License, or (at your option) any later version. 14 * the License, or (at your option) any later version.
15 * ===================================================================== 15 * =====================================================================
16 * ToDo: ...
17 * =====================================================================
18 * Version: $Id: bas-gigaset.c,v 1.52.4.19 2006/02/04 18:28:16 hjlipp Exp $
19 * =====================================================================
20 */ 16 */
21 17
22#include "gigaset.h" 18#include "gigaset.h"
@@ -30,7 +26,7 @@
30#include <linux/moduleparam.h> 26#include <linux/moduleparam.h>
31 27
32/* Version Information */ 28/* Version Information */
33#define DRIVER_AUTHOR "Tilman Schmidt <tilman@imap.cc>, Hansjoerg Lipp <hjlipp@web.de>, Stefan Eilers <Eilers.Stefan@epost.de>" 29#define DRIVER_AUTHOR "Tilman Schmidt <tilman@imap.cc>, Hansjoerg Lipp <hjlipp@web.de>, Stefan Eilers"
34#define DRIVER_DESC "USB Driver for Gigaset 307x" 30#define DRIVER_DESC "USB Driver for Gigaset 307x"
35 31
36 32
@@ -70,9 +66,6 @@ static struct usb_device_id gigaset_table [] = {
70 66
71MODULE_DEVICE_TABLE(usb, gigaset_table); 67MODULE_DEVICE_TABLE(usb, gigaset_table);
72 68
73/* Get a minor range for your devices from the usb maintainer */
74#define USB_SKEL_MINOR_BASE 200
75
76/*======================= local function prototypes =============================*/ 69/*======================= local function prototypes =============================*/
77 70
78/* This function is called if a new device is connected to the USB port. It 71/* This function is called if a new device is connected to the USB port. It
@@ -88,25 +81,25 @@ static void gigaset_disconnect(struct usb_interface *interface);
88/*==============================================================================*/ 81/*==============================================================================*/
89 82
90struct bas_cardstate { 83struct bas_cardstate {
91 struct usb_device *udev; /* USB device pointer */ 84 struct usb_device *udev; /* USB device pointer */
92 struct usb_interface *interface; /* interface for this device */ 85 struct usb_interface *interface; /* interface for this device */
93 unsigned char minor; /* starting minor number */ 86 unsigned char minor; /* starting minor number */
94 87
95 struct urb *urb_ctrl; /* control pipe default URB */ 88 struct urb *urb_ctrl; /* control pipe default URB */
96 struct usb_ctrlrequest dr_ctrl; 89 struct usb_ctrlrequest dr_ctrl;
97 struct timer_list timer_ctrl; /* control request timeout */ 90 struct timer_list timer_ctrl; /* control request timeout */
98 91
99 struct timer_list timer_atrdy; /* AT command ready timeout */ 92 struct timer_list timer_atrdy; /* AT command ready timeout */
100 struct urb *urb_cmd_out; /* for sending AT commands */ 93 struct urb *urb_cmd_out; /* for sending AT commands */
101 struct usb_ctrlrequest dr_cmd_out; 94 struct usb_ctrlrequest dr_cmd_out;
102 int retry_cmd_out; 95 int retry_cmd_out;
103 96
104 struct urb *urb_cmd_in; /* for receiving AT replies */ 97 struct urb *urb_cmd_in; /* for receiving AT replies */
105 struct usb_ctrlrequest dr_cmd_in; 98 struct usb_ctrlrequest dr_cmd_in;
106 struct timer_list timer_cmd_in; /* receive request timeout */ 99 struct timer_list timer_cmd_in; /* receive request timeout */
107 unsigned char *rcvbuf; /* AT reply receive buffer */ 100 unsigned char *rcvbuf; /* AT reply receive buffer */
108 101
109 struct urb *urb_int_in; /* URB for interrupt pipe */ 102 struct urb *urb_int_in; /* URB for interrupt pipe */
110 unsigned char int_in_buf[3]; 103 unsigned char int_in_buf[3];
111 104
112 spinlock_t lock; /* locks all following */ 105 spinlock_t lock; /* locks all following */
@@ -208,53 +201,54 @@ static inline char *usb_pipetype_str(int pipe)
208 * write content of URB to syslog for debugging 201 * write content of URB to syslog for debugging
209 */ 202 */
210static inline void dump_urb(enum debuglevel level, const char *tag, 203static inline void dump_urb(enum debuglevel level, const char *tag,
211 struct urb *urb) 204 struct urb *urb)
212{ 205{
213#ifdef CONFIG_GIGASET_DEBUG 206#ifdef CONFIG_GIGASET_DEBUG
214 int i; 207 int i;
215 IFNULLRET(tag); 208 gig_dbg(level, "%s urb(0x%08lx)->{", tag, (unsigned long) urb);
216 dbg(level, "%s urb(0x%08lx)->{", tag, (unsigned long) urb);
217 if (urb) { 209 if (urb) {
218 dbg(level, 210 gig_dbg(level,
219 " dev=0x%08lx, pipe=%s:EP%d/DV%d:%s, " 211 " dev=0x%08lx, pipe=%s:EP%d/DV%d:%s, "
220 "status=%d, hcpriv=0x%08lx, transfer_flags=0x%x,", 212 "status=%d, hcpriv=0x%08lx, transfer_flags=0x%x,",
221 (unsigned long) urb->dev, 213 (unsigned long) urb->dev,
222 usb_pipetype_str(urb->pipe), 214 usb_pipetype_str(urb->pipe),
223 usb_pipeendpoint(urb->pipe), usb_pipedevice(urb->pipe), 215 usb_pipeendpoint(urb->pipe), usb_pipedevice(urb->pipe),
224 usb_pipein(urb->pipe) ? "in" : "out", 216 usb_pipein(urb->pipe) ? "in" : "out",
225 urb->status, (unsigned long) urb->hcpriv, 217 urb->status, (unsigned long) urb->hcpriv,
226 urb->transfer_flags); 218 urb->transfer_flags);
227 dbg(level, 219 gig_dbg(level,
228 " transfer_buffer=0x%08lx[%d], actual_length=%d, " 220 " transfer_buffer=0x%08lx[%d], actual_length=%d, "
229 "bandwidth=%d, setup_packet=0x%08lx,", 221 "bandwidth=%d, setup_packet=0x%08lx,",
230 (unsigned long) urb->transfer_buffer, 222 (unsigned long) urb->transfer_buffer,
231 urb->transfer_buffer_length, urb->actual_length, 223 urb->transfer_buffer_length, urb->actual_length,
232 urb->bandwidth, (unsigned long) urb->setup_packet); 224 urb->bandwidth, (unsigned long) urb->setup_packet);
233 dbg(level, 225 gig_dbg(level,
234 " start_frame=%d, number_of_packets=%d, interval=%d, " 226 " start_frame=%d, number_of_packets=%d, interval=%d, "
235 "error_count=%d,", 227 "error_count=%d,",
236 urb->start_frame, urb->number_of_packets, urb->interval, 228 urb->start_frame, urb->number_of_packets, urb->interval,
237 urb->error_count); 229 urb->error_count);
238 dbg(level, 230 gig_dbg(level,
239 " context=0x%08lx, complete=0x%08lx, iso_frame_desc[]={", 231 " context=0x%08lx, complete=0x%08lx, "
240 (unsigned long) urb->context, 232 "iso_frame_desc[]={",
241 (unsigned long) urb->complete); 233 (unsigned long) urb->context,
234 (unsigned long) urb->complete);
242 for (i = 0; i < urb->number_of_packets; i++) { 235 for (i = 0; i < urb->number_of_packets; i++) {
243 struct usb_iso_packet_descriptor *pifd = &urb->iso_frame_desc[i]; 236 struct usb_iso_packet_descriptor *pifd
244 dbg(level, 237 = &urb->iso_frame_desc[i];
245 " {offset=%u, length=%u, actual_length=%u, " 238 gig_dbg(level,
246 "status=%u}", 239 " {offset=%u, length=%u, actual_length=%u, "
247 pifd->offset, pifd->length, pifd->actual_length, 240 "status=%u}",
248 pifd->status); 241 pifd->offset, pifd->length, pifd->actual_length,
242 pifd->status);
249 } 243 }
250 } 244 }
251 dbg(level, "}}"); 245 gig_dbg(level, "}}");
252#endif 246#endif
253} 247}
254 248
255/* read/set modem control bits etc. (m10x only) */ 249/* read/set modem control bits etc. (m10x only) */
256static int gigaset_set_modem_ctrl(struct cardstate *cs, unsigned old_state, 250static int gigaset_set_modem_ctrl(struct cardstate *cs, unsigned old_state,
257 unsigned new_state) 251 unsigned new_state)
258{ 252{
259 return -EINVAL; 253 return -EINVAL;
260} 254}
@@ -280,8 +274,8 @@ static inline void error_hangup(struct bc_state *bcs)
280{ 274{
281 struct cardstate *cs = bcs->cs; 275 struct cardstate *cs = bcs->cs;
282 276
283 dbg(DEBUG_ANY, 277 gig_dbg(DEBUG_ANY, "%s: scheduling HUP for channel %d",
284 "%s: scheduling HUP for channel %d", __func__, bcs->channel); 278 __func__, bcs->channel);
285 279
286 if (!gigaset_add_event(cs, &bcs->at_state, EV_HUP, NULL, 0, NULL)) { 280 if (!gigaset_add_event(cs, &bcs->at_state, EV_HUP, NULL, 0, NULL)) {
287 //FIXME what should we do? 281 //FIXME what should we do?
@@ -301,22 +295,19 @@ static inline void error_hangup(struct bc_state *bcs)
301static inline void error_reset(struct cardstate *cs) 295static inline void error_reset(struct cardstate *cs)
302{ 296{
303 //FIXME try to recover without bothering the user 297 //FIXME try to recover without bothering the user
304 err("unrecoverable error - please disconnect the Gigaset base to reset"); 298 dev_err(cs->dev,
299 "unrecoverable error - please disconnect Gigaset base to reset\n");
305} 300}
306 301
307/* check_pending 302/* check_pending
308 * check for completion of pending control request 303 * check for completion of pending control request
309 * parameter: 304 * parameter:
310 * urb USB request block of completed request 305 * ucs hardware specific controller state structure
311 * urb->context = hardware specific controller state structure
312 */ 306 */
313static void check_pending(struct bas_cardstate *ucs) 307static void check_pending(struct bas_cardstate *ucs)
314{ 308{
315 unsigned long flags; 309 unsigned long flags;
316 310
317 IFNULLRET(ucs);
318 IFNULLRET(cardstate);
319
320 spin_lock_irqsave(&ucs->lock, flags); 311 spin_lock_irqsave(&ucs->lock, flags);
321 switch (ucs->pending) { 312 switch (ucs->pending) {
322 case 0: 313 case 0:
@@ -336,8 +327,6 @@ static void check_pending(struct bas_cardstate *ucs)
336 case HD_CLOSE_ATCHANNEL: 327 case HD_CLOSE_ATCHANNEL:
337 if (!(atomic_read(&ucs->basstate) & BS_ATOPEN)) 328 if (!(atomic_read(&ucs->basstate) & BS_ATOPEN))
338 ucs->pending = 0; 329 ucs->pending = 0;
339 //wake_up_interruptible(cs->initwait);
340 //FIXME need own wait queue?
341 break; 330 break;
342 case HD_CLOSE_B1CHANNEL: 331 case HD_CLOSE_B1CHANNEL:
343 if (!(atomic_read(&ucs->basstate) & BS_B1OPEN)) 332 if (!(atomic_read(&ucs->basstate) & BS_B1OPEN))
@@ -354,7 +343,9 @@ static void check_pending(struct bas_cardstate *ucs)
354 * are handled separately and should never end up here 343 * are handled separately and should never end up here
355 */ 344 */
356 default: 345 default:
357 warn("unknown pending request 0x%02x cleared", ucs->pending); 346 dev_warn(&ucs->interface->dev,
347 "unknown pending request 0x%02x cleared\n",
348 ucs->pending);
358 ucs->pending = 0; 349 ucs->pending = 0;
359 } 350 }
360 351
@@ -372,27 +363,23 @@ static void check_pending(struct bas_cardstate *ucs)
372static void cmd_in_timeout(unsigned long data) 363static void cmd_in_timeout(unsigned long data)
373{ 364{
374 struct cardstate *cs = (struct cardstate *) data; 365 struct cardstate *cs = (struct cardstate *) data;
375 struct bas_cardstate *ucs; 366 struct bas_cardstate *ucs = cs->hw.bas;
376 unsigned long flags; 367 unsigned long flags;
377 368
378 IFNULLRET(cs);
379 ucs = cs->hw.bas;
380 IFNULLRET(ucs);
381
382 spin_lock_irqsave(&cs->lock, flags); 369 spin_lock_irqsave(&cs->lock, flags);
383 if (!atomic_read(&cs->connected)) { 370 if (unlikely(!cs->connected)) {
384 dbg(DEBUG_USBREQ, "%s: disconnected", __func__); 371 gig_dbg(DEBUG_USBREQ, "%s: disconnected", __func__);
385 spin_unlock_irqrestore(&cs->lock, flags); 372 spin_unlock_irqrestore(&cs->lock, flags);
386 return; 373 return;
387 } 374 }
388 if (!ucs->rcvbuf_size) { 375 if (!ucs->rcvbuf_size) {
389 dbg(DEBUG_USBREQ, "%s: no receive in progress", __func__); 376 gig_dbg(DEBUG_USBREQ, "%s: no receive in progress", __func__);
390 spin_unlock_irqrestore(&cs->lock, flags); 377 spin_unlock_irqrestore(&cs->lock, flags);
391 return; 378 return;
392 } 379 }
393 spin_unlock_irqrestore(&cs->lock, flags); 380 spin_unlock_irqrestore(&cs->lock, flags);
394 381
395 err("timeout reading AT response"); 382 dev_err(cs->dev, "timeout reading AT response\n");
396 error_reset(cs); //FIXME retry? 383 error_reset(cs); //FIXME retry?
397} 384}
398 385
@@ -412,18 +399,15 @@ static void read_ctrl_callback(struct urb *urb, struct pt_regs *regs);
412 */ 399 */
413static int atread_submit(struct cardstate *cs, int timeout) 400static int atread_submit(struct cardstate *cs, int timeout)
414{ 401{
415 struct bas_cardstate *ucs; 402 struct bas_cardstate *ucs = cs->hw.bas;
416 int ret; 403 int ret;
417 404
418 IFNULLRETVAL(cs, -EINVAL); 405 gig_dbg(DEBUG_USBREQ, "-------> HD_READ_ATMESSAGE (%d)",
419 ucs = cs->hw.bas; 406 ucs->rcvbuf_size);
420 IFNULLRETVAL(ucs, -EINVAL);
421 IFNULLRETVAL(ucs->urb_cmd_in, -EINVAL);
422
423 dbg(DEBUG_USBREQ, "-------> HD_READ_ATMESSAGE (%d)", ucs->rcvbuf_size);
424 407
425 if (ucs->urb_cmd_in->status == -EINPROGRESS) { 408 if (ucs->urb_cmd_in->status == -EINPROGRESS) {
426 err("could not submit HD_READ_ATMESSAGE: URB busy"); 409 dev_err(cs->dev,
410 "could not submit HD_READ_ATMESSAGE: URB busy\n");
427 return -EBUSY; 411 return -EBUSY;
428 } 412 }
429 413
@@ -433,19 +417,19 @@ static int atread_submit(struct cardstate *cs, int timeout)
433 ucs->dr_cmd_in.wIndex = 0; 417 ucs->dr_cmd_in.wIndex = 0;
434 ucs->dr_cmd_in.wLength = cpu_to_le16(ucs->rcvbuf_size); 418 ucs->dr_cmd_in.wLength = cpu_to_le16(ucs->rcvbuf_size);
435 usb_fill_control_urb(ucs->urb_cmd_in, ucs->udev, 419 usb_fill_control_urb(ucs->urb_cmd_in, ucs->udev,
436 usb_rcvctrlpipe(ucs->udev, 0), 420 usb_rcvctrlpipe(ucs->udev, 0),
437 (unsigned char*) & ucs->dr_cmd_in, 421 (unsigned char*) & ucs->dr_cmd_in,
438 ucs->rcvbuf, ucs->rcvbuf_size, 422 ucs->rcvbuf, ucs->rcvbuf_size,
439 read_ctrl_callback, cs->inbuf); 423 read_ctrl_callback, cs->inbuf);
440 424
441 if ((ret = usb_submit_urb(ucs->urb_cmd_in, SLAB_ATOMIC)) != 0) { 425 if ((ret = usb_submit_urb(ucs->urb_cmd_in, SLAB_ATOMIC)) != 0) {
442 err("could not submit HD_READ_ATMESSAGE: %s", 426 dev_err(cs->dev, "could not submit HD_READ_ATMESSAGE: %s\n",
443 get_usb_statmsg(ret)); 427 get_usb_statmsg(ret));
444 return ret; 428 return ret;
445 } 429 }
446 430
447 if (timeout > 0) { 431 if (timeout > 0) {
448 dbg(DEBUG_USBREQ, "setting timeout of %d/10 secs", timeout); 432 gig_dbg(DEBUG_USBREQ, "setting timeout of %d/10 secs", timeout);
449 ucs->timer_cmd_in.expires = jiffies + timeout * HZ / 10; 433 ucs->timer_cmd_in.expires = jiffies + timeout * HZ / 10;
450 ucs->timer_cmd_in.data = (unsigned long) cs; 434 ucs->timer_cmd_in.data = (unsigned long) cs;
451 ucs->timer_cmd_in.function = cmd_in_timeout; 435 ucs->timer_cmd_in.function = cmd_in_timeout;
@@ -483,25 +467,14 @@ inline static void update_basstate(struct bas_cardstate *ucs,
483 */ 467 */
484static void read_int_callback(struct urb *urb, struct pt_regs *regs) 468static void read_int_callback(struct urb *urb, struct pt_regs *regs)
485{ 469{
486 struct cardstate *cs; 470 struct cardstate *cs = urb->context;
487 struct bas_cardstate *ucs; 471 struct bas_cardstate *ucs = cs->hw.bas;
488 struct bc_state *bcs; 472 struct bc_state *bcs;
489 unsigned long flags; 473 unsigned long flags;
490 int status; 474 int status;
491 unsigned l; 475 unsigned l;
492 int channel; 476 int channel;
493 477
494 IFNULLRET(urb);
495 cs = (struct cardstate *) urb->context;
496 IFNULLRET(cs);
497 ucs = cs->hw.bas;
498 IFNULLRET(ucs);
499
500 if (unlikely(!atomic_read(&cs->connected))) {
501 warn("%s: disconnected", __func__);
502 return;
503 }
504
505 switch (urb->status) { 478 switch (urb->status) {
506 case 0: /* success */ 479 case 0: /* success */
507 break; 480 break;
@@ -509,11 +482,12 @@ static void read_int_callback(struct urb *urb, struct pt_regs *regs)
509 case -ECONNRESET: /* canceled (async) */ 482 case -ECONNRESET: /* canceled (async) */
510 case -EINPROGRESS: /* pending */ 483 case -EINPROGRESS: /* pending */
511 /* ignore silently */ 484 /* ignore silently */
512 dbg(DEBUG_USBREQ, 485 gig_dbg(DEBUG_USBREQ, "%s: %s",
513 "%s: %s", __func__, get_usb_statmsg(urb->status)); 486 __func__, get_usb_statmsg(urb->status));
514 return; 487 return;
515 default: /* severe trouble */ 488 default: /* severe trouble */
516 warn("interrupt read: %s", get_usb_statmsg(urb->status)); 489 dev_warn(cs->dev, "interrupt read: %s\n",
490 get_usb_statmsg(urb->status));
517 //FIXME corrective action? resubmission always ok? 491 //FIXME corrective action? resubmission always ok?
518 goto resubmit; 492 goto resubmit;
519 } 493 }
@@ -521,10 +495,9 @@ static void read_int_callback(struct urb *urb, struct pt_regs *regs)
521 l = (unsigned) ucs->int_in_buf[1] + 495 l = (unsigned) ucs->int_in_buf[1] +
522 (((unsigned) ucs->int_in_buf[2]) << 8); 496 (((unsigned) ucs->int_in_buf[2]) << 8);
523 497
524 dbg(DEBUG_USBREQ, 498 gig_dbg(DEBUG_USBREQ, "<-------%d: 0x%02x (%u [0x%02x 0x%02x])",
525 "<-------%d: 0x%02x (%u [0x%02x 0x%02x])", urb->actual_length, 499 urb->actual_length, (int)ucs->int_in_buf[0], l,
526 (int)ucs->int_in_buf[0], l, 500 (int)ucs->int_in_buf[1], (int)ucs->int_in_buf[2]);
527 (int)ucs->int_in_buf[1], (int)ucs->int_in_buf[2]);
528 501
529 channel = 0; 502 channel = 0;
530 503
@@ -570,28 +543,30 @@ static void read_int_callback(struct urb *urb, struct pt_regs *regs)
570 case HD_B1_FLOW_CONTROL: 543 case HD_B1_FLOW_CONTROL:
571 bcs = cs->bcs + channel; 544 bcs = cs->bcs + channel;
572 atomic_add((l - BAS_NORMFRAME) * BAS_CORRFRAMES, 545 atomic_add((l - BAS_NORMFRAME) * BAS_CORRFRAMES,
573 &bcs->hw.bas->corrbytes); 546 &bcs->hw.bas->corrbytes);
574 dbg(DEBUG_ISO, 547 gig_dbg(DEBUG_ISO,
575 "Flow control (channel %d, sub %d): 0x%02x => %d", 548 "Flow control (channel %d, sub %d): 0x%02x => %d",
576 channel, bcs->hw.bas->numsub, l, 549 channel, bcs->hw.bas->numsub, l,
577 atomic_read(&bcs->hw.bas->corrbytes)); 550 atomic_read(&bcs->hw.bas->corrbytes));
578 break; 551 break;
579 552
580 case HD_RECEIVEATDATA_ACK: /* AT response ready to be received */ 553 case HD_RECEIVEATDATA_ACK: /* AT response ready to be received */
581 if (!l) { 554 if (!l) {
582 warn("HD_RECEIVEATDATA_ACK with length 0 ignored"); 555 dev_warn(cs->dev,
556 "HD_RECEIVEATDATA_ACK with length 0 ignored\n");
583 break; 557 break;
584 } 558 }
585 spin_lock_irqsave(&cs->lock, flags); 559 spin_lock_irqsave(&cs->lock, flags);
586 if (ucs->rcvbuf_size) { 560 if (ucs->rcvbuf_size) {
587 spin_unlock_irqrestore(&cs->lock, flags); 561 spin_unlock_irqrestore(&cs->lock, flags);
588 err("receive AT data overrun, %d bytes lost", l); 562 dev_err(cs->dev,
563 "receive AT data overrun, %d bytes lost\n", l);
589 error_reset(cs); //FIXME reschedule 564 error_reset(cs); //FIXME reschedule
590 break; 565 break;
591 } 566 }
592 if ((ucs->rcvbuf = kmalloc(l, GFP_ATOMIC)) == NULL) { 567 if ((ucs->rcvbuf = kmalloc(l, GFP_ATOMIC)) == NULL) {
593 spin_unlock_irqrestore(&cs->lock, flags); 568 spin_unlock_irqrestore(&cs->lock, flags);
594 err("%s: out of memory, %d bytes lost", __func__, l); 569 dev_err(cs->dev, "out of memory, %d bytes lost\n", l);
595 error_reset(cs); //FIXME reschedule 570 error_reset(cs); //FIXME reschedule
596 break; 571 break;
597 } 572 }
@@ -607,25 +582,28 @@ static void read_int_callback(struct urb *urb, struct pt_regs *regs)
607 break; 582 break;
608 583
609 case HD_RESET_INTERRUPT_PIPE_ACK: 584 case HD_RESET_INTERRUPT_PIPE_ACK:
610 dbg(DEBUG_USBREQ, "HD_RESET_INTERRUPT_PIPE_ACK"); 585 gig_dbg(DEBUG_USBREQ, "HD_RESET_INTERRUPT_PIPE_ACK");
611 break; 586 break;
612 587
613 case HD_SUSPEND_END: 588 case HD_SUSPEND_END:
614 dbg(DEBUG_USBREQ, "HD_SUSPEND_END"); 589 gig_dbg(DEBUG_USBREQ, "HD_SUSPEND_END");
615 break; 590 break;
616 591
617 default: 592 default:
618 warn("unknown Gigaset signal 0x%02x (%u) ignored", 593 dev_warn(cs->dev,
619 (int) ucs->int_in_buf[0], l); 594 "unknown Gigaset signal 0x%02x (%u) ignored\n",
595 (int) ucs->int_in_buf[0], l);
620 } 596 }
621 597
622 check_pending(ucs); 598 check_pending(ucs);
623 599
624resubmit: 600resubmit:
625 status = usb_submit_urb(urb, SLAB_ATOMIC); 601 spin_lock_irqsave(&cs->lock, flags);
602 status = cs->connected ? usb_submit_urb(urb, SLAB_ATOMIC) : -ENODEV;
603 spin_unlock_irqrestore(&cs->lock, flags);
626 if (unlikely(status)) { 604 if (unlikely(status)) {
627 err("could not resubmit interrupt URB: %s", 605 dev_err(cs->dev, "could not resubmit interrupt URB: %s\n",
628 get_usb_statmsg(status)); 606 get_usb_statmsg(status));
629 error_reset(cs); 607 error_reset(cs);
630 } 608 }
631} 609}
@@ -639,30 +617,22 @@ resubmit:
639 */ 617 */
640static void read_ctrl_callback(struct urb *urb, struct pt_regs *regs) 618static void read_ctrl_callback(struct urb *urb, struct pt_regs *regs)
641{ 619{
642 struct cardstate *cs; 620 struct inbuf_t *inbuf = urb->context;
643 struct bas_cardstate *ucs; 621 struct cardstate *cs = inbuf->cs;
622 struct bas_cardstate *ucs = cs->hw.bas;
623 int have_data = 0;
644 unsigned numbytes; 624 unsigned numbytes;
645 unsigned long flags; 625 unsigned long flags;
646 struct inbuf_t *inbuf;
647 int have_data = 0;
648
649 IFNULLRET(urb);
650 inbuf = (struct inbuf_t *) urb->context;
651 IFNULLRET(inbuf);
652 cs = inbuf->cs;
653 IFNULLRET(cs);
654 ucs = cs->hw.bas;
655 IFNULLRET(ucs);
656 626
657 spin_lock_irqsave(&cs->lock, flags); 627 spin_lock_irqsave(&cs->lock, flags);
658 if (!atomic_read(&cs->connected)) { 628 if (unlikely(!cs->connected)) {
659 warn("%s: disconnected", __func__); 629 warn("%s: disconnected", __func__);
660 spin_unlock_irqrestore(&cs->lock, flags); 630 spin_unlock_irqrestore(&cs->lock, flags);
661 return; 631 return;
662 } 632 }
663 633
664 if (!ucs->rcvbuf_size) { 634 if (!ucs->rcvbuf_size) {
665 warn("%s: no receive in progress", __func__); 635 dev_warn(cs->dev, "%s: no receive in progress\n", __func__);
666 spin_unlock_irqrestore(&cs->lock, flags); 636 spin_unlock_irqrestore(&cs->lock, flags);
667 return; 637 return;
668 } 638 }
@@ -673,12 +643,14 @@ static void read_ctrl_callback(struct urb *urb, struct pt_regs *regs)
673 case 0: /* normal completion */ 643 case 0: /* normal completion */
674 numbytes = urb->actual_length; 644 numbytes = urb->actual_length;
675 if (unlikely(numbytes == 0)) { 645 if (unlikely(numbytes == 0)) {
676 warn("control read: empty block received"); 646 dev_warn(cs->dev,
647 "control read: empty block received\n");
677 goto retry; 648 goto retry;
678 } 649 }
679 if (unlikely(numbytes != ucs->rcvbuf_size)) { 650 if (unlikely(numbytes != ucs->rcvbuf_size)) {
680 warn("control read: received %d chars, expected %d", 651 dev_warn(cs->dev,
681 numbytes, ucs->rcvbuf_size); 652 "control read: received %d chars, expected %d\n",
653 numbytes, ucs->rcvbuf_size);
682 if (numbytes > ucs->rcvbuf_size) 654 if (numbytes > ucs->rcvbuf_size)
683 numbytes = ucs->rcvbuf_size; 655 numbytes = ucs->rcvbuf_size;
684 } 656 }
@@ -698,23 +670,26 @@ static void read_ctrl_callback(struct urb *urb, struct pt_regs *regs)
698 case -ECONNRESET: /* canceled (async) */ 670 case -ECONNRESET: /* canceled (async) */
699 case -EINPROGRESS: /* pending */ 671 case -EINPROGRESS: /* pending */
700 /* no action necessary */ 672 /* no action necessary */
701 dbg(DEBUG_USBREQ, 673 gig_dbg(DEBUG_USBREQ, "%s: %s",
702 "%s: %s", __func__, get_usb_statmsg(urb->status)); 674 __func__, get_usb_statmsg(urb->status));
703 break; 675 break;
704 676
705 default: /* severe trouble */ 677 default: /* severe trouble */
706 warn("control read: %s", get_usb_statmsg(urb->status)); 678 dev_warn(cs->dev, "control read: %s\n",
679 get_usb_statmsg(urb->status));
707 retry: 680 retry:
708 if (ucs->retry_cmd_in++ < BAS_RETRY) { 681 if (ucs->retry_cmd_in++ < BAS_RETRY) {
709 notice("control read: retry %d", ucs->retry_cmd_in); 682 dev_notice(cs->dev, "control read: retry %d\n",
683 ucs->retry_cmd_in);
710 if (atread_submit(cs, BAS_TIMEOUT) >= 0) { 684 if (atread_submit(cs, BAS_TIMEOUT) >= 0) {
711 /* resubmitted - bypass regular exit block */ 685 /* resubmitted - bypass regular exit block */
712 spin_unlock_irqrestore(&cs->lock, flags); 686 spin_unlock_irqrestore(&cs->lock, flags);
713 return; 687 return;
714 } 688 }
715 } else { 689 } else {
716 err("control read: giving up after %d tries", 690 dev_err(cs->dev,
717 ucs->retry_cmd_in); 691 "control read: giving up after %d tries\n",
692 ucs->retry_cmd_in);
718 } 693 }
719 error_reset(cs); 694 error_reset(cs);
720 } 695 }
@@ -724,7 +699,7 @@ static void read_ctrl_callback(struct urb *urb, struct pt_regs *regs)
724 ucs->rcvbuf_size = 0; 699 ucs->rcvbuf_size = 0;
725 spin_unlock_irqrestore(&cs->lock, flags); 700 spin_unlock_irqrestore(&cs->lock, flags);
726 if (have_data) { 701 if (have_data) {
727 dbg(DEBUG_INTR, "%s-->BH", __func__); 702 gig_dbg(DEBUG_INTR, "%s-->BH", __func__);
728 gigaset_schedule_event(cs); 703 gigaset_schedule_event(cs);
729 } 704 }
730} 705}
@@ -743,21 +718,16 @@ static void read_iso_callback(struct urb *urb, struct pt_regs *regs)
743 unsigned long flags; 718 unsigned long flags;
744 int i, rc; 719 int i, rc;
745 720
746 IFNULLRET(urb);
747 IFNULLRET(urb->context);
748 IFNULLRET(cardstate);
749
750 /* status codes not worth bothering the tasklet with */ 721 /* status codes not worth bothering the tasklet with */
751 if (unlikely(urb->status == -ENOENT || urb->status == -ECONNRESET || 722 if (unlikely(urb->status == -ENOENT || urb->status == -ECONNRESET ||
752 urb->status == -EINPROGRESS)) { 723 urb->status == -EINPROGRESS)) {
753 dbg(DEBUG_ISO, 724 gig_dbg(DEBUG_ISO, "%s: %s",
754 "%s: %s", __func__, get_usb_statmsg(urb->status)); 725 __func__, get_usb_statmsg(urb->status));
755 return; 726 return;
756 } 727 }
757 728
758 bcs = (struct bc_state *) urb->context; 729 bcs = urb->context;
759 ubc = bcs->hw.bas; 730 ubc = bcs->hw.bas;
760 IFNULLRET(ubc);
761 731
762 spin_lock_irqsave(&ubc->isoinlock, flags); 732 spin_lock_irqsave(&ubc->isoinlock, flags);
763 if (likely(ubc->isoindone == NULL)) { 733 if (likely(ubc->isoindone == NULL)) {
@@ -777,14 +747,17 @@ static void read_iso_callback(struct urb *urb, struct pt_regs *regs)
777 urb->iso_frame_desc[i].actual_length = 0; 747 urb->iso_frame_desc[i].actual_length = 0;
778 } 748 }
779 if (likely(atomic_read(&ubc->running))) { 749 if (likely(atomic_read(&ubc->running))) {
780 urb->dev = bcs->cs->hw.bas->udev; /* clobbered by USB subsystem */ 750 /* urb->dev is clobbered by USB subsystem */
751 urb->dev = bcs->cs->hw.bas->udev;
781 urb->transfer_flags = URB_ISO_ASAP; 752 urb->transfer_flags = URB_ISO_ASAP;
782 urb->number_of_packets = BAS_NUMFRAMES; 753 urb->number_of_packets = BAS_NUMFRAMES;
783 dbg(DEBUG_ISO, "%s: isoc read overrun/resubmit", __func__); 754 gig_dbg(DEBUG_ISO, "%s: isoc read overrun/resubmit",
755 __func__);
784 rc = usb_submit_urb(urb, SLAB_ATOMIC); 756 rc = usb_submit_urb(urb, SLAB_ATOMIC);
785 if (unlikely(rc != 0)) { 757 if (unlikely(rc != 0)) {
786 err("could not resubmit isochronous read URB: %s", 758 dev_err(bcs->cs->dev,
787 get_usb_statmsg(rc)); 759 "could not resubmit isochronous read "
760 "URB: %s\n", get_usb_statmsg(rc));
788 dump_urb(DEBUG_ISO, "isoc read", urb); 761 dump_urb(DEBUG_ISO, "isoc read", urb);
789 error_hangup(bcs); 762 error_hangup(bcs);
790 } 763 }
@@ -806,23 +779,17 @@ static void write_iso_callback(struct urb *urb, struct pt_regs *regs)
806 struct bas_bc_state *ubc; 779 struct bas_bc_state *ubc;
807 unsigned long flags; 780 unsigned long flags;
808 781
809 IFNULLRET(urb);
810 IFNULLRET(urb->context);
811 IFNULLRET(cardstate);
812
813 /* status codes not worth bothering the tasklet with */ 782 /* status codes not worth bothering the tasklet with */
814 if (unlikely(urb->status == -ENOENT || urb->status == -ECONNRESET || 783 if (unlikely(urb->status == -ENOENT || urb->status == -ECONNRESET ||
815 urb->status == -EINPROGRESS)) { 784 urb->status == -EINPROGRESS)) {
816 dbg(DEBUG_ISO, 785 gig_dbg(DEBUG_ISO, "%s: %s",
817 "%s: %s", __func__, get_usb_statmsg(urb->status)); 786 __func__, get_usb_statmsg(urb->status));
818 return; 787 return;
819 } 788 }
820 789
821 /* pass URB context to tasklet */ 790 /* pass URB context to tasklet */
822 ucx = (struct isow_urbctx_t *) urb->context; 791 ucx = urb->context;
823 IFNULLRET(ucx->bcs);
824 ubc = ucx->bcs->hw.bas; 792 ubc = ucx->bcs->hw.bas;
825 IFNULLRET(ubc);
826 793
827 spin_lock_irqsave(&ubc->isooutlock, flags); 794 spin_lock_irqsave(&ubc->isooutlock, flags);
828 ubc->isooutovfl = ubc->isooutdone; 795 ubc->isooutovfl = ubc->isooutdone;
@@ -841,15 +808,11 @@ static void write_iso_callback(struct urb *urb, struct pt_regs *regs)
841 */ 808 */
842static int starturbs(struct bc_state *bcs) 809static int starturbs(struct bc_state *bcs)
843{ 810{
811 struct bas_bc_state *ubc = bcs->hw.bas;
844 struct urb *urb; 812 struct urb *urb;
845 struct bas_bc_state *ubc;
846 int j, k; 813 int j, k;
847 int rc; 814 int rc;
848 815
849 IFNULLRETVAL(bcs, -EFAULT);
850 ubc = bcs->hw.bas;
851 IFNULLRETVAL(ubc, -EFAULT);
852
853 /* initialize L2 reception */ 816 /* initialize L2 reception */
854 if (bcs->proto2 == ISDN_PROTO_L2_HDLC) 817 if (bcs->proto2 == ISDN_PROTO_L2_HDLC)
855 bcs->inputstate |= INS_flag_hunt; 818 bcs->inputstate |= INS_flag_hunt;
@@ -859,7 +822,7 @@ static int starturbs(struct bc_state *bcs)
859 for (k = 0; k < BAS_INURBS; k++) { 822 for (k = 0; k < BAS_INURBS; k++) {
860 urb = ubc->isoinurbs[k]; 823 urb = ubc->isoinurbs[k];
861 if (!urb) { 824 if (!urb) {
862 err("isoinurbs[%d]==NULL", k); 825 dev_err(bcs->cs->dev, "isoinurbs[%d]==NULL\n", k);
863 rc = -EFAULT; 826 rc = -EFAULT;
864 goto error; 827 goto error;
865 } 828 }
@@ -882,8 +845,9 @@ static int starturbs(struct bc_state *bcs)
882 845
883 dump_urb(DEBUG_ISO, "Initial isoc read", urb); 846 dump_urb(DEBUG_ISO, "Initial isoc read", urb);
884 if ((rc = usb_submit_urb(urb, SLAB_ATOMIC)) != 0) { 847 if ((rc = usb_submit_urb(urb, SLAB_ATOMIC)) != 0) {
885 err("could not submit isochronous read URB %d: %s", 848 dev_err(bcs->cs->dev,
886 k, get_usb_statmsg(rc)); 849 "could not submit isochronous read URB %d: %s\n",
850 k, get_usb_statmsg(rc));
887 goto error; 851 goto error;
888 } 852 }
889 } 853 }
@@ -895,7 +859,7 @@ static int starturbs(struct bc_state *bcs)
895 for (k = 0; k < BAS_OUTURBS; ++k) { 859 for (k = 0; k < BAS_OUTURBS; ++k) {
896 urb = ubc->isoouturbs[k].urb; 860 urb = ubc->isoouturbs[k].urb;
897 if (!urb) { 861 if (!urb) {
898 err("isoouturbs[%d].urb==NULL", k); 862 dev_err(bcs->cs->dev, "isoouturbs[%d].urb==NULL\n", k);
899 rc = -EFAULT; 863 rc = -EFAULT;
900 goto error; 864 goto error;
901 } 865 }
@@ -922,8 +886,9 @@ static int starturbs(struct bc_state *bcs)
922 dump_urb(DEBUG_ISO, "Initial isoc write", urb); 886 dump_urb(DEBUG_ISO, "Initial isoc write", urb);
923 rc = usb_submit_urb(ubc->isoouturbs[k].urb, SLAB_ATOMIC); 887 rc = usb_submit_urb(ubc->isoouturbs[k].urb, SLAB_ATOMIC);
924 if (rc != 0) { 888 if (rc != 0) {
925 err("could not submit isochronous write URB %d: %s", 889 dev_err(bcs->cs->dev,
926 k, get_usb_statmsg(rc)); 890 "could not submit isochronous write URB %d: %s\n",
891 k, get_usb_statmsg(rc));
927 goto error; 892 goto error;
928 } 893 }
929 } 894 }
@@ -946,20 +911,20 @@ static void stopurbs(struct bas_bc_state *ubc)
946{ 911{
947 int k, rc; 912 int k, rc;
948 913
949 IFNULLRET(ubc);
950
951 atomic_set(&ubc->running, 0); 914 atomic_set(&ubc->running, 0);
952 915
953 for (k = 0; k < BAS_INURBS; ++k) { 916 for (k = 0; k < BAS_INURBS; ++k) {
954 rc = usb_unlink_urb(ubc->isoinurbs[k]); 917 rc = usb_unlink_urb(ubc->isoinurbs[k]);
955 dbg(DEBUG_ISO, "%s: isoc input URB %d unlinked, result = %d", 918 gig_dbg(DEBUG_ISO,
956 __func__, k, rc); 919 "%s: isoc input URB %d unlinked, result = %d",
920 __func__, k, rc);
957 } 921 }
958 922
959 for (k = 0; k < BAS_OUTURBS; ++k) { 923 for (k = 0; k < BAS_OUTURBS; ++k) {
960 rc = usb_unlink_urb(ubc->isoouturbs[k].urb); 924 rc = usb_unlink_urb(ubc->isoouturbs[k].urb);
961 dbg(DEBUG_ISO, "%s: isoc output URB %d unlinked, result = %d", 925 gig_dbg(DEBUG_ISO,
962 __func__, k, rc); 926 "%s: isoc output URB %d unlinked, result = %d",
927 __func__, k, rc);
963 } 928 }
964} 929}
965 930
@@ -977,19 +942,14 @@ static void stopurbs(struct bas_bc_state *ubc)
977 */ 942 */
978static int submit_iso_write_urb(struct isow_urbctx_t *ucx) 943static int submit_iso_write_urb(struct isow_urbctx_t *ucx)
979{ 944{
980 struct urb *urb; 945 struct urb *urb = ucx->urb;
981 struct bas_bc_state *ubc; 946 struct bas_bc_state *ubc = ucx->bcs->hw.bas;
982 struct usb_iso_packet_descriptor *ifd; 947 struct usb_iso_packet_descriptor *ifd;
983 int corrbytes, nframe, rc; 948 int corrbytes, nframe, rc;
949 unsigned long flags;
984 950
985 IFNULLRETVAL(ucx, -EFAULT); 951 /* urb->dev is clobbered by USB subsystem */
986 urb = ucx->urb; 952 urb->dev = ucx->bcs->cs->hw.bas->udev;
987 IFNULLRETVAL(urb, -EFAULT);
988 IFNULLRETVAL(ucx->bcs, -EFAULT);
989 ubc = ucx->bcs->hw.bas;
990 IFNULLRETVAL(ubc, -EFAULT);
991
992 urb->dev = ucx->bcs->cs->hw.bas->udev; /* clobbered by USB subsystem */
993 urb->transfer_flags = URB_ISO_ASAP; 953 urb->transfer_flags = URB_ISO_ASAP;
994 urb->transfer_buffer = ubc->isooutbuf->data; 954 urb->transfer_buffer = ubc->isooutbuf->data;
995 urb->transfer_buffer_length = sizeof(ubc->isooutbuf->data); 955 urb->transfer_buffer_length = sizeof(ubc->isooutbuf->data);
@@ -1000,7 +960,8 @@ static int submit_iso_write_urb(struct isow_urbctx_t *ucx)
1000 /* compute frame length according to flow control */ 960 /* compute frame length according to flow control */
1001 ifd->length = BAS_NORMFRAME; 961 ifd->length = BAS_NORMFRAME;
1002 if ((corrbytes = atomic_read(&ubc->corrbytes)) != 0) { 962 if ((corrbytes = atomic_read(&ubc->corrbytes)) != 0) {
1003 dbg(DEBUG_ISO, "%s: corrbytes=%d", __func__, corrbytes); 963 gig_dbg(DEBUG_ISO, "%s: corrbytes=%d",
964 __func__, corrbytes);
1004 if (corrbytes > BAS_HIGHFRAME - BAS_NORMFRAME) 965 if (corrbytes > BAS_HIGHFRAME - BAS_NORMFRAME)
1005 corrbytes = BAS_HIGHFRAME - BAS_NORMFRAME; 966 corrbytes = BAS_HIGHFRAME - BAS_NORMFRAME;
1006 else if (corrbytes < BAS_LOWFRAME - BAS_NORMFRAME) 967 else if (corrbytes < BAS_LOWFRAME - BAS_NORMFRAME)
@@ -1008,18 +969,21 @@ static int submit_iso_write_urb(struct isow_urbctx_t *ucx)
1008 ifd->length += corrbytes; 969 ifd->length += corrbytes;
1009 atomic_add(-corrbytes, &ubc->corrbytes); 970 atomic_add(-corrbytes, &ubc->corrbytes);
1010 } 971 }
1011 //dbg(DEBUG_ISO, "%s: frame %d length=%d", __func__, nframe, ifd->length);
1012 972
1013 /* retrieve block of data to send */ 973 /* retrieve block of data to send */
1014 ifd->offset = gigaset_isowbuf_getbytes(ubc->isooutbuf, ifd->length); 974 ifd->offset = gigaset_isowbuf_getbytes(ubc->isooutbuf,
975 ifd->length);
1015 if (ifd->offset < 0) { 976 if (ifd->offset < 0) {
1016 if (ifd->offset == -EBUSY) { 977 if (ifd->offset == -EBUSY) {
1017 dbg(DEBUG_ISO, "%s: buffer busy at frame %d", 978 gig_dbg(DEBUG_ISO,
1018 __func__, nframe); 979 "%s: buffer busy at frame %d",
1019 /* tasklet will be restarted from gigaset_send_skb() */ 980 __func__, nframe);
981 /* tasklet will be restarted from
982 gigaset_send_skb() */
1020 } else { 983 } else {
1021 err("%s: buffer error %d at frame %d", 984 dev_err(ucx->bcs->cs->dev,
1022 __func__, ifd->offset, nframe); 985 "%s: buffer error %d at frame %d\n",
986 __func__, ifd->offset, nframe);
1023 return ifd->offset; 987 return ifd->offset;
1024 } 988 }
1025 break; 989 break;
@@ -1029,9 +993,14 @@ static int submit_iso_write_urb(struct isow_urbctx_t *ucx)
1029 ifd->actual_length = 0; 993 ifd->actual_length = 0;
1030 } 994 }
1031 if ((urb->number_of_packets = nframe) > 0) { 995 if ((urb->number_of_packets = nframe) > 0) {
1032 if ((rc = usb_submit_urb(urb, SLAB_ATOMIC)) != 0) { 996 spin_lock_irqsave(&ucx->bcs->cs->lock, flags);
1033 err("could not submit isochronous write URB: %s", 997 rc = ucx->bcs->cs->connected ? usb_submit_urb(urb, SLAB_ATOMIC) : -ENODEV;
1034 get_usb_statmsg(rc)); 998 spin_unlock_irqrestore(&ucx->bcs->cs->lock, flags);
999
1000 if (rc) {
1001 dev_err(ucx->bcs->cs->dev,
1002 "could not submit isochronous write URB: %s\n",
1003 get_usb_statmsg(rc));
1035 dump_urb(DEBUG_ISO, "isoc write", urb); 1004 dump_urb(DEBUG_ISO, "isoc write", urb);
1036 return rc; 1005 return rc;
1037 } 1006 }
@@ -1048,9 +1017,9 @@ static int submit_iso_write_urb(struct isow_urbctx_t *ucx)
1048 */ 1017 */
1049static void write_iso_tasklet(unsigned long data) 1018static void write_iso_tasklet(unsigned long data)
1050{ 1019{
1051 struct bc_state *bcs; 1020 struct bc_state *bcs = (struct bc_state *) data;
1052 struct bas_bc_state *ubc; 1021 struct bas_bc_state *ubc = bcs->hw.bas;
1053 struct cardstate *cs; 1022 struct cardstate *cs = bcs->cs;
1054 struct isow_urbctx_t *done, *next, *ovfl; 1023 struct isow_urbctx_t *done, *next, *ovfl;
1055 struct urb *urb; 1024 struct urb *urb;
1056 struct usb_iso_packet_descriptor *ifd; 1025 struct usb_iso_packet_descriptor *ifd;
@@ -1060,22 +1029,10 @@ static void write_iso_tasklet(unsigned long data)
1060 struct sk_buff *skb; 1029 struct sk_buff *skb;
1061 int len; 1030 int len;
1062 1031
1063 bcs = (struct bc_state *) data;
1064 IFNULLRET(bcs);
1065 ubc = bcs->hw.bas;
1066 IFNULLRET(ubc);
1067 cs = bcs->cs;
1068 IFNULLRET(cs);
1069
1070 /* loop while completed URBs arrive in time */ 1032 /* loop while completed URBs arrive in time */
1071 for (;;) { 1033 for (;;) {
1072 if (unlikely(!atomic_read(&cs->connected))) {
1073 warn("%s: disconnected", __func__);
1074 return;
1075 }
1076
1077 if (unlikely(!(atomic_read(&ubc->running)))) { 1034 if (unlikely(!(atomic_read(&ubc->running)))) {
1078 dbg(DEBUG_ISO, "%s: not running", __func__); 1035 gig_dbg(DEBUG_ISO, "%s: not running", __func__);
1079 return; 1036 return;
1080 } 1037 }
1081 1038
@@ -1087,7 +1044,7 @@ static void write_iso_tasklet(unsigned long data)
1087 ubc->isooutovfl = NULL; 1044 ubc->isooutovfl = NULL;
1088 spin_unlock_irqrestore(&ubc->isooutlock, flags); 1045 spin_unlock_irqrestore(&ubc->isooutlock, flags);
1089 if (ovfl) { 1046 if (ovfl) {
1090 err("isochronous write buffer underrun - buy a faster machine :-)"); 1047 dev_err(cs->dev, "isochronous write buffer underrun\n");
1091 error_hangup(bcs); 1048 error_hangup(bcs);
1092 break; 1049 break;
1093 } 1050 }
@@ -1110,7 +1067,8 @@ static void write_iso_tasklet(unsigned long data)
1110 spin_unlock_irqrestore(&ubc->isooutlock, flags); 1067 spin_unlock_irqrestore(&ubc->isooutlock, flags);
1111 if (next) { 1068 if (next) {
1112 /* couldn't put it back */ 1069 /* couldn't put it back */
1113 err("losing isochronous write URB"); 1070 dev_err(cs->dev,
1071 "losing isochronous write URB\n");
1114 error_hangup(bcs); 1072 error_hangup(bcs);
1115 } 1073 }
1116 } 1074 }
@@ -1123,22 +1081,25 @@ static void write_iso_tasklet(unsigned long data)
1123 break; 1081 break;
1124 case -EXDEV: /* inspect individual frames */ 1082 case -EXDEV: /* inspect individual frames */
1125 /* assumptions (for lack of documentation): 1083 /* assumptions (for lack of documentation):
1126 * - actual_length bytes of the frame in error are successfully sent 1084 * - actual_length bytes of the frame in error are
1085 * successfully sent
1127 * - all following frames are not sent at all 1086 * - all following frames are not sent at all
1128 */ 1087 */
1129 dbg(DEBUG_ISO, "%s: URB partially completed", __func__); 1088 gig_dbg(DEBUG_ISO, "%s: URB partially completed",
1089 __func__);
1130 offset = done->limit; /* just in case */ 1090 offset = done->limit; /* just in case */
1131 for (i = 0; i < BAS_NUMFRAMES; i++) { 1091 for (i = 0; i < BAS_NUMFRAMES; i++) {
1132 ifd = &urb->iso_frame_desc[i]; 1092 ifd = &urb->iso_frame_desc[i];
1133 if (ifd->status || 1093 if (ifd->status ||
1134 ifd->actual_length != ifd->length) { 1094 ifd->actual_length != ifd->length) {
1135 warn("isochronous write: frame %d: %s, " 1095 dev_warn(cs->dev,
1136 "only %d of %d bytes sent", 1096 "isochronous write: frame %d: %s, "
1097 "only %d of %d bytes sent\n",
1137 i, get_usb_statmsg(ifd->status), 1098 i, get_usb_statmsg(ifd->status),
1138 ifd->actual_length, ifd->length); 1099 ifd->actual_length, ifd->length);
1139 offset = (ifd->offset + 1100 offset = (ifd->offset +
1140 ifd->actual_length) 1101 ifd->actual_length)
1141 % BAS_OUTBUFSIZE; 1102 % BAS_OUTBUFSIZE;
1142 break; 1103 break;
1143 } 1104 }
1144 } 1105 }
@@ -1148,25 +1109,26 @@ static void write_iso_tasklet(unsigned long data)
1148 ifd = &urb->iso_frame_desc[i]; 1109 ifd = &urb->iso_frame_desc[i];
1149 if (ifd->status != -EINPROGRESS 1110 if (ifd->status != -EINPROGRESS
1150 || ifd->actual_length != 0) { 1111 || ifd->actual_length != 0) {
1151 warn("isochronous write: frame %d: %s, " 1112 dev_warn(cs->dev,
1152 "%d of %d bytes sent", 1113 "isochronous write: frame %d: %s, "
1114 "%d of %d bytes sent\n",
1153 i, get_usb_statmsg(ifd->status), 1115 i, get_usb_statmsg(ifd->status),
1154 ifd->actual_length, ifd->length); 1116 ifd->actual_length, ifd->length);
1155 offset = (ifd->offset + 1117 offset = (ifd->offset +
1156 ifd->actual_length) 1118 ifd->actual_length)
1157 % BAS_OUTBUFSIZE; 1119 % BAS_OUTBUFSIZE;
1158 break; 1120 break;
1159 } 1121 }
1160 } 1122 }
1161#endif 1123#endif
1162 break; 1124 break;
1163 case -EPIPE: //FIXME is this the code for "underrun"? 1125 case -EPIPE: //FIXME is this the code for "underrun"?
1164 err("isochronous write stalled"); 1126 dev_err(cs->dev, "isochronous write stalled\n");
1165 error_hangup(bcs); 1127 error_hangup(bcs);
1166 break; 1128 break;
1167 default: /* severe trouble */ 1129 default: /* severe trouble */
1168 warn("isochronous write: %s", 1130 dev_warn(cs->dev, "isochronous write: %s\n",
1169 get_usb_statmsg(urb->status)); 1131 get_usb_statmsg(urb->status));
1170 } 1132 }
1171 1133
1172 /* mark the write buffer area covered by this URB as free */ 1134 /* mark the write buffer area covered by this URB as free */
@@ -1194,8 +1156,8 @@ static void write_iso_tasklet(unsigned long data)
1194 if (gigaset_isoc_buildframe(bcs, skb->data, len) == -EAGAIN) { 1156 if (gigaset_isoc_buildframe(bcs, skb->data, len) == -EAGAIN) {
1195 /* insufficient buffer space, push back onto queue */ 1157 /* insufficient buffer space, push back onto queue */
1196 skb_queue_head(&bcs->squeue, skb); 1158 skb_queue_head(&bcs->squeue, skb);
1197 dbg(DEBUG_ISO, "%s: skb requeued, qlen=%d", 1159 gig_dbg(DEBUG_ISO, "%s: skb requeued, qlen=%d",
1198 __func__, skb_queue_len(&bcs->squeue)); 1160 __func__, skb_queue_len(&bcs->squeue));
1199 break; 1161 break;
1200 } 1162 }
1201 skb_pull(skb, len); 1163 skb_pull(skb, len);
@@ -1215,28 +1177,16 @@ static void write_iso_tasklet(unsigned long data)
1215 */ 1177 */
1216static void read_iso_tasklet(unsigned long data) 1178static void read_iso_tasklet(unsigned long data)
1217{ 1179{
1218 struct bc_state *bcs; 1180 struct bc_state *bcs = (struct bc_state *) data;
1219 struct bas_bc_state *ubc; 1181 struct bas_bc_state *ubc = bcs->hw.bas;
1220 struct cardstate *cs; 1182 struct cardstate *cs = bcs->cs;
1221 struct urb *urb; 1183 struct urb *urb;
1222 char *rcvbuf; 1184 char *rcvbuf;
1223 unsigned long flags; 1185 unsigned long flags;
1224 int totleft, numbytes, offset, frame, rc; 1186 int totleft, numbytes, offset, frame, rc;
1225 1187
1226 bcs = (struct bc_state *) data;
1227 IFNULLRET(bcs);
1228 ubc = bcs->hw.bas;
1229 IFNULLRET(ubc);
1230 cs = bcs->cs;
1231 IFNULLRET(cs);
1232
1233 /* loop while more completed URBs arrive in the meantime */ 1188 /* loop while more completed URBs arrive in the meantime */
1234 for (;;) { 1189 for (;;) {
1235 if (!atomic_read(&cs->connected)) {
1236 warn("%s: disconnected", __func__);
1237 return;
1238 }
1239
1240 /* retrieve URB */ 1190 /* retrieve URB */
1241 spin_lock_irqsave(&ubc->isoinlock, flags); 1191 spin_lock_irqsave(&ubc->isoinlock, flags);
1242 if (!(urb = ubc->isoindone)) { 1192 if (!(urb = ubc->isoindone)) {
@@ -1245,38 +1195,45 @@ static void read_iso_tasklet(unsigned long data)
1245 } 1195 }
1246 ubc->isoindone = NULL; 1196 ubc->isoindone = NULL;
1247 if (unlikely(ubc->loststatus != -EINPROGRESS)) { 1197 if (unlikely(ubc->loststatus != -EINPROGRESS)) {
1248 warn("isochronous read overrun, dropped URB with status: %s, %d bytes lost", 1198 dev_warn(cs->dev,
1249 get_usb_statmsg(ubc->loststatus), ubc->isoinlost); 1199 "isochronous read overrun, "
1200 "dropped URB with status: %s, %d bytes lost\n",
1201 get_usb_statmsg(ubc->loststatus),
1202 ubc->isoinlost);
1250 ubc->loststatus = -EINPROGRESS; 1203 ubc->loststatus = -EINPROGRESS;
1251 } 1204 }
1252 spin_unlock_irqrestore(&ubc->isoinlock, flags); 1205 spin_unlock_irqrestore(&ubc->isoinlock, flags);
1253 1206
1254 if (unlikely(!(atomic_read(&ubc->running)))) { 1207 if (unlikely(!(atomic_read(&ubc->running)))) {
1255 dbg(DEBUG_ISO, "%s: channel not running, dropped URB with status: %s", 1208 gig_dbg(DEBUG_ISO,
1256 __func__, get_usb_statmsg(urb->status)); 1209 "%s: channel not running, "
1210 "dropped URB with status: %s",
1211 __func__, get_usb_statmsg(urb->status));
1257 return; 1212 return;
1258 } 1213 }
1259 1214
1260 switch (urb->status) { 1215 switch (urb->status) {
1261 case 0: /* normal completion */ 1216 case 0: /* normal completion */
1262 break; 1217 break;
1263 case -EXDEV: /* inspect individual frames (we do that anyway) */ 1218 case -EXDEV: /* inspect individual frames
1264 dbg(DEBUG_ISO, "%s: URB partially completed", __func__); 1219 (we do that anyway) */
1220 gig_dbg(DEBUG_ISO, "%s: URB partially completed",
1221 __func__);
1265 break; 1222 break;
1266 case -ENOENT: 1223 case -ENOENT:
1267 case -ECONNRESET: 1224 case -ECONNRESET:
1268 dbg(DEBUG_ISO, "%s: URB canceled", __func__); 1225 gig_dbg(DEBUG_ISO, "%s: URB canceled", __func__);
1269 continue; /* -> skip */ 1226 continue; /* -> skip */
1270 case -EINPROGRESS: /* huh? */ 1227 case -EINPROGRESS: /* huh? */
1271 dbg(DEBUG_ISO, "%s: URB still pending", __func__); 1228 gig_dbg(DEBUG_ISO, "%s: URB still pending", __func__);
1272 continue; /* -> skip */ 1229 continue; /* -> skip */
1273 case -EPIPE: 1230 case -EPIPE:
1274 err("isochronous read stalled"); 1231 dev_err(cs->dev, "isochronous read stalled\n");
1275 error_hangup(bcs); 1232 error_hangup(bcs);
1276 continue; /* -> skip */ 1233 continue; /* -> skip */
1277 default: /* severe trouble */ 1234 default: /* severe trouble */
1278 warn("isochronous read: %s", 1235 dev_warn(cs->dev, "isochronous read: %s\n",
1279 get_usb_statmsg(urb->status)); 1236 get_usb_statmsg(urb->status));
1280 goto error; 1237 goto error;
1281 } 1238 }
1282 1239
@@ -1284,33 +1241,44 @@ static void read_iso_tasklet(unsigned long data)
1284 totleft = urb->actual_length; 1241 totleft = urb->actual_length;
1285 for (frame = 0; totleft > 0 && frame < BAS_NUMFRAMES; frame++) { 1242 for (frame = 0; totleft > 0 && frame < BAS_NUMFRAMES; frame++) {
1286 if (unlikely(urb->iso_frame_desc[frame].status)) { 1243 if (unlikely(urb->iso_frame_desc[frame].status)) {
1287 warn("isochronous read: frame %d: %s", 1244 dev_warn(cs->dev,
1288 frame, get_usb_statmsg(urb->iso_frame_desc[frame].status)); 1245 "isochronous read: frame %d: %s\n",
1246 frame,
1247 get_usb_statmsg(
1248 urb->iso_frame_desc[frame].status));
1289 break; 1249 break;
1290 } 1250 }
1291 numbytes = urb->iso_frame_desc[frame].actual_length; 1251 numbytes = urb->iso_frame_desc[frame].actual_length;
1292 if (unlikely(numbytes > BAS_MAXFRAME)) { 1252 if (unlikely(numbytes > BAS_MAXFRAME)) {
1293 warn("isochronous read: frame %d: numbytes (%d) > BAS_MAXFRAME", 1253 dev_warn(cs->dev,
1294 frame, numbytes); 1254 "isochronous read: frame %d: "
1255 "numbytes (%d) > BAS_MAXFRAME\n",
1256 frame, numbytes);
1295 break; 1257 break;
1296 } 1258 }
1297 if (unlikely(numbytes > totleft)) { 1259 if (unlikely(numbytes > totleft)) {
1298 warn("isochronous read: frame %d: numbytes (%d) > totleft (%d)", 1260 dev_warn(cs->dev,
1299 frame, numbytes, totleft); 1261 "isochronous read: frame %d: "
1262 "numbytes (%d) > totleft (%d)\n",
1263 frame, numbytes, totleft);
1300 break; 1264 break;
1301 } 1265 }
1302 offset = urb->iso_frame_desc[frame].offset; 1266 offset = urb->iso_frame_desc[frame].offset;
1303 if (unlikely(offset + numbytes > BAS_INBUFSIZE)) { 1267 if (unlikely(offset + numbytes > BAS_INBUFSIZE)) {
1304 warn("isochronous read: frame %d: offset (%d) + numbytes (%d) > BAS_INBUFSIZE", 1268 dev_warn(cs->dev,
1305 frame, offset, numbytes); 1269 "isochronous read: frame %d: "
1270 "offset (%d) + numbytes (%d) "
1271 "> BAS_INBUFSIZE\n",
1272 frame, offset, numbytes);
1306 break; 1273 break;
1307 } 1274 }
1308 gigaset_isoc_receive(rcvbuf + offset, numbytes, bcs); 1275 gigaset_isoc_receive(rcvbuf + offset, numbytes, bcs);
1309 totleft -= numbytes; 1276 totleft -= numbytes;
1310 } 1277 }
1311 if (unlikely(totleft > 0)) 1278 if (unlikely(totleft > 0))
1312 warn("isochronous read: %d data bytes missing", 1279 dev_warn(cs->dev,
1313 totleft); 1280 "isochronous read: %d data bytes missing\n",
1281 totleft);
1314 1282
1315 error: 1283 error:
1316 /* URB processed, resubmit */ 1284 /* URB processed, resubmit */
@@ -1318,12 +1286,17 @@ static void read_iso_tasklet(unsigned long data)
1318 urb->iso_frame_desc[frame].status = 0; 1286 urb->iso_frame_desc[frame].status = 0;
1319 urb->iso_frame_desc[frame].actual_length = 0; 1287 urb->iso_frame_desc[frame].actual_length = 0;
1320 } 1288 }
1321 urb->dev = bcs->cs->hw.bas->udev; /* clobbered by USB subsystem */ 1289 /* urb->dev is clobbered by USB subsystem */
1290 urb->dev = bcs->cs->hw.bas->udev;
1322 urb->transfer_flags = URB_ISO_ASAP; 1291 urb->transfer_flags = URB_ISO_ASAP;
1323 urb->number_of_packets = BAS_NUMFRAMES; 1292 urb->number_of_packets = BAS_NUMFRAMES;
1324 if ((rc = usb_submit_urb(urb, SLAB_ATOMIC)) != 0) { 1293 spin_lock_irqsave(&cs->lock, flags);
1325 err("could not resubmit isochronous read URB: %s", 1294 rc = cs->connected ? usb_submit_urb(urb, SLAB_ATOMIC) : -ENODEV;
1326 get_usb_statmsg(rc)); 1295 spin_unlock_irqrestore(&cs->lock, flags);
1296 if (rc) {
1297 dev_err(cs->dev,
1298 "could not resubmit isochronous read URB: %s\n",
1299 get_usb_statmsg(rc));
1327 dump_urb(DEBUG_ISO, "resubmit iso read", urb); 1300 dump_urb(DEBUG_ISO, "resubmit iso read", urb);
1328 error_hangup(bcs); 1301 error_hangup(bcs);
1329 } 1302 }
@@ -1341,15 +1314,10 @@ static void read_iso_tasklet(unsigned long data)
1341static void req_timeout(unsigned long data) 1314static void req_timeout(unsigned long data)
1342{ 1315{
1343 struct bc_state *bcs = (struct bc_state *) data; 1316 struct bc_state *bcs = (struct bc_state *) data;
1344 struct bas_cardstate *ucs; 1317 struct bas_cardstate *ucs = bcs->cs->hw.bas;
1345 int pending; 1318 int pending;
1346 unsigned long flags; 1319 unsigned long flags;
1347 1320
1348 IFNULLRET(bcs);
1349 IFNULLRET(bcs->cs);
1350 ucs = bcs->cs->hw.bas;
1351 IFNULLRET(ucs);
1352
1353 check_pending(ucs); 1321 check_pending(ucs);
1354 1322
1355 spin_lock_irqsave(&ucs->lock, flags); 1323 spin_lock_irqsave(&ucs->lock, flags);
@@ -1359,33 +1327,34 @@ static void req_timeout(unsigned long data)
1359 1327
1360 switch (pending) { 1328 switch (pending) {
1361 case 0: /* no pending request */ 1329 case 0: /* no pending request */
1362 dbg(DEBUG_USBREQ, "%s: no request pending", __func__); 1330 gig_dbg(DEBUG_USBREQ, "%s: no request pending", __func__);
1363 break; 1331 break;
1364 1332
1365 case HD_OPEN_ATCHANNEL: 1333 case HD_OPEN_ATCHANNEL:
1366 err("timeout opening AT channel"); 1334 dev_err(bcs->cs->dev, "timeout opening AT channel\n");
1367 error_reset(bcs->cs); 1335 error_reset(bcs->cs);
1368 break; 1336 break;
1369 1337
1370 case HD_OPEN_B2CHANNEL: 1338 case HD_OPEN_B2CHANNEL:
1371 case HD_OPEN_B1CHANNEL: 1339 case HD_OPEN_B1CHANNEL:
1372 err("timeout opening channel %d", bcs->channel + 1); 1340 dev_err(bcs->cs->dev, "timeout opening channel %d\n",
1341 bcs->channel + 1);
1373 error_hangup(bcs); 1342 error_hangup(bcs);
1374 break; 1343 break;
1375 1344
1376 case HD_CLOSE_ATCHANNEL: 1345 case HD_CLOSE_ATCHANNEL:
1377 err("timeout closing AT channel"); 1346 dev_err(bcs->cs->dev, "timeout closing AT channel\n");
1378 //wake_up_interruptible(cs->initwait);
1379 //FIXME need own wait queue?
1380 break; 1347 break;
1381 1348
1382 case HD_CLOSE_B2CHANNEL: 1349 case HD_CLOSE_B2CHANNEL:
1383 case HD_CLOSE_B1CHANNEL: 1350 case HD_CLOSE_B1CHANNEL:
1384 err("timeout closing channel %d", bcs->channel + 1); 1351 dev_err(bcs->cs->dev, "timeout closing channel %d\n",
1352 bcs->channel + 1);
1385 break; 1353 break;
1386 1354
1387 default: 1355 default:
1388 warn("request 0x%02x timed out, clearing", pending); 1356 dev_warn(bcs->cs->dev, "request 0x%02x timed out, clearing\n",
1357 pending);
1389 } 1358 }
1390} 1359}
1391 1360
@@ -1398,18 +1367,14 @@ static void req_timeout(unsigned long data)
1398 */ 1367 */
1399static void write_ctrl_callback(struct urb *urb, struct pt_regs *regs) 1368static void write_ctrl_callback(struct urb *urb, struct pt_regs *regs)
1400{ 1369{
1401 struct bas_cardstate *ucs; 1370 struct bas_cardstate *ucs = urb->context;
1402 unsigned long flags; 1371 unsigned long flags;
1403 1372
1404 IFNULLRET(urb);
1405 IFNULLRET(urb->context);
1406 IFNULLRET(cardstate);
1407
1408 ucs = (struct bas_cardstate *) urb->context;
1409 spin_lock_irqsave(&ucs->lock, flags); 1373 spin_lock_irqsave(&ucs->lock, flags);
1410 if (urb->status && ucs->pending) { 1374 if (urb->status && ucs->pending) {
1411 err("control request 0x%02x failed: %s", 1375 dev_err(&ucs->interface->dev,
1412 ucs->pending, get_usb_statmsg(urb->status)); 1376 "control request 0x%02x failed: %s\n",
1377 ucs->pending, get_usb_statmsg(urb->status));
1413 del_timer(&ucs->timer_ctrl); 1378 del_timer(&ucs->timer_ctrl);
1414 ucs->pending = 0; 1379 ucs->pending = 0;
1415 } 1380 }
@@ -1438,28 +1403,25 @@ static void write_ctrl_callback(struct urb *urb, struct pt_regs *regs)
1438 */ 1403 */
1439static int req_submit(struct bc_state *bcs, int req, int val, int timeout) 1404static int req_submit(struct bc_state *bcs, int req, int val, int timeout)
1440{ 1405{
1441 struct bas_cardstate *ucs; 1406 struct bas_cardstate *ucs = bcs->cs->hw.bas;
1442 int ret; 1407 int ret;
1443 unsigned long flags; 1408 unsigned long flags;
1444 1409
1445 IFNULLRETVAL(bcs, -EINVAL); 1410 gig_dbg(DEBUG_USBREQ, "-------> 0x%02x (%d)", req, val);
1446 IFNULLRETVAL(bcs->cs, -EINVAL);
1447 ucs = bcs->cs->hw.bas;
1448 IFNULLRETVAL(ucs, -EINVAL);
1449 IFNULLRETVAL(ucs->urb_ctrl, -EINVAL);
1450
1451 dbg(DEBUG_USBREQ, "-------> 0x%02x (%d)", req, val);
1452 1411
1453 spin_lock_irqsave(&ucs->lock, flags); 1412 spin_lock_irqsave(&ucs->lock, flags);
1454 if (ucs->pending) { 1413 if (ucs->pending) {
1455 spin_unlock_irqrestore(&ucs->lock, flags); 1414 spin_unlock_irqrestore(&ucs->lock, flags);
1456 err("submission of request 0x%02x failed: request 0x%02x still pending", 1415 dev_err(bcs->cs->dev,
1457 req, ucs->pending); 1416 "submission of request 0x%02x failed: "
1417 "request 0x%02x still pending\n",
1418 req, ucs->pending);
1458 return -EBUSY; 1419 return -EBUSY;
1459 } 1420 }
1460 if (ucs->urb_ctrl->status == -EINPROGRESS) { 1421 if (ucs->urb_ctrl->status == -EINPROGRESS) {
1461 spin_unlock_irqrestore(&ucs->lock, flags); 1422 spin_unlock_irqrestore(&ucs->lock, flags);
1462 err("could not submit request 0x%02x: URB busy", req); 1423 dev_err(bcs->cs->dev,
1424 "could not submit request 0x%02x: URB busy\n", req);
1463 return -EBUSY; 1425 return -EBUSY;
1464 } 1426 }
1465 1427
@@ -1469,19 +1431,19 @@ static int req_submit(struct bc_state *bcs, int req, int val, int timeout)
1469 ucs->dr_ctrl.wIndex = 0; 1431 ucs->dr_ctrl.wIndex = 0;
1470 ucs->dr_ctrl.wLength = 0; 1432 ucs->dr_ctrl.wLength = 0;
1471 usb_fill_control_urb(ucs->urb_ctrl, ucs->udev, 1433 usb_fill_control_urb(ucs->urb_ctrl, ucs->udev,
1472 usb_sndctrlpipe(ucs->udev, 0), 1434 usb_sndctrlpipe(ucs->udev, 0),
1473 (unsigned char*) &ucs->dr_ctrl, NULL, 0, 1435 (unsigned char*) &ucs->dr_ctrl, NULL, 0,
1474 write_ctrl_callback, ucs); 1436 write_ctrl_callback, ucs);
1475 if ((ret = usb_submit_urb(ucs->urb_ctrl, SLAB_ATOMIC)) != 0) { 1437 if ((ret = usb_submit_urb(ucs->urb_ctrl, SLAB_ATOMIC)) != 0) {
1476 err("could not submit request 0x%02x: %s", 1438 dev_err(bcs->cs->dev, "could not submit request 0x%02x: %s\n",
1477 req, get_usb_statmsg(ret)); 1439 req, get_usb_statmsg(ret));
1478 spin_unlock_irqrestore(&ucs->lock, flags); 1440 spin_unlock_irqrestore(&ucs->lock, flags);
1479 return ret; 1441 return ret;
1480 } 1442 }
1481 ucs->pending = req; 1443 ucs->pending = req;
1482 1444
1483 if (timeout > 0) { 1445 if (timeout > 0) {
1484 dbg(DEBUG_USBREQ, "setting timeout of %d/10 secs", timeout); 1446 gig_dbg(DEBUG_USBREQ, "setting timeout of %d/10 secs", timeout);
1485 ucs->timer_ctrl.expires = jiffies + timeout * HZ / 10; 1447 ucs->timer_ctrl.expires = jiffies + timeout * HZ / 10;
1486 ucs->timer_ctrl.data = (unsigned long) bcs; 1448 ucs->timer_ctrl.data = (unsigned long) bcs;
1487 ucs->timer_ctrl.function = req_timeout; 1449 ucs->timer_ctrl.function = req_timeout;
@@ -1504,19 +1466,18 @@ static int gigaset_init_bchannel(struct bc_state *bcs)
1504{ 1466{
1505 int req, ret; 1467 int req, ret;
1506 1468
1507 IFNULLRETVAL(bcs, -EINVAL);
1508
1509 if ((ret = starturbs(bcs)) < 0) { 1469 if ((ret = starturbs(bcs)) < 0) {
1510 err("could not start isochronous I/O for channel %d", 1470 dev_err(bcs->cs->dev,
1511 bcs->channel + 1); 1471 "could not start isochronous I/O for channel %d\n",
1472 bcs->channel + 1);
1512 error_hangup(bcs); 1473 error_hangup(bcs);
1513 return ret; 1474 return ret;
1514 } 1475 }
1515 1476
1516 req = bcs->channel ? HD_OPEN_B2CHANNEL : HD_OPEN_B1CHANNEL; 1477 req = bcs->channel ? HD_OPEN_B2CHANNEL : HD_OPEN_B1CHANNEL;
1517 if ((ret = req_submit(bcs, req, 0, BAS_TIMEOUT)) < 0) { 1478 if ((ret = req_submit(bcs, req, 0, BAS_TIMEOUT)) < 0) {
1518 err("could not open channel %d: %s", 1479 dev_err(bcs->cs->dev, "could not open channel %d: %s\n",
1519 bcs->channel + 1, get_usb_statmsg(ret)); 1480 bcs->channel + 1, get_usb_statmsg(ret));
1520 stopurbs(bcs->hw.bas); 1481 stopurbs(bcs->hw.bas);
1521 error_hangup(bcs); 1482 error_hangup(bcs);
1522 } 1483 }
@@ -1537,8 +1498,6 @@ static int gigaset_close_bchannel(struct bc_state *bcs)
1537{ 1498{
1538 int req, ret; 1499 int req, ret;
1539 1500
1540 IFNULLRETVAL(bcs, -EINVAL);
1541
1542 if (!(atomic_read(&bcs->cs->hw.bas->basstate) & 1501 if (!(atomic_read(&bcs->cs->hw.bas->basstate) &
1543 (bcs->channel ? BS_B2OPEN : BS_B1OPEN))) { 1502 (bcs->channel ? BS_B2OPEN : BS_B1OPEN))) {
1544 /* channel not running: just signal common.c */ 1503 /* channel not running: just signal common.c */
@@ -1548,8 +1507,9 @@ static int gigaset_close_bchannel(struct bc_state *bcs)
1548 1507
1549 req = bcs->channel ? HD_CLOSE_B2CHANNEL : HD_CLOSE_B1CHANNEL; 1508 req = bcs->channel ? HD_CLOSE_B2CHANNEL : HD_CLOSE_B1CHANNEL;
1550 if ((ret = req_submit(bcs, req, 0, BAS_TIMEOUT)) < 0) 1509 if ((ret = req_submit(bcs, req, 0, BAS_TIMEOUT)) < 0)
1551 err("could not submit HD_CLOSE_BxCHANNEL request: %s", 1510 dev_err(bcs->cs->dev,
1552 get_usb_statmsg(ret)); 1511 "could not submit HD_CLOSE_BxCHANNEL request: %s\n",
1512 get_usb_statmsg(ret));
1553 return ret; 1513 return ret;
1554} 1514}
1555 1515
@@ -1564,17 +1524,13 @@ static int gigaset_close_bchannel(struct bc_state *bcs)
1564 */ 1524 */
1565static void complete_cb(struct cardstate *cs) 1525static void complete_cb(struct cardstate *cs)
1566{ 1526{
1567 struct cmdbuf_t *cb; 1527 struct cmdbuf_t *cb = cs->cmdbuf;
1568
1569 IFNULLRET(cs);
1570 cb = cs->cmdbuf;
1571 IFNULLRET(cb);
1572 1528
1573 /* unqueue completed buffer */ 1529 /* unqueue completed buffer */
1574 cs->cmdbytes -= cs->curlen; 1530 cs->cmdbytes -= cs->curlen;
1575 dbg(DEBUG_TRANSCMD | DEBUG_LOCKCMD, 1531 gig_dbg(DEBUG_TRANSCMD|DEBUG_LOCKCMD,
1576 "write_command: sent %u bytes, %u left", 1532 "write_command: sent %u bytes, %u left",
1577 cs->curlen, cs->cmdbytes); 1533 cs->curlen, cs->cmdbytes);
1578 if ((cs->cmdbuf = cb->next) != NULL) { 1534 if ((cs->cmdbuf = cb->next) != NULL) {
1579 cs->cmdbuf->prev = NULL; 1535 cs->cmdbuf->prev = NULL;
1580 cs->curlen = cs->cmdbuf->len; 1536 cs->curlen = cs->cmdbuf->len;
@@ -1600,15 +1556,9 @@ static int atwrite_submit(struct cardstate *cs, unsigned char *buf, int len);
1600 */ 1556 */
1601static void write_command_callback(struct urb *urb, struct pt_regs *regs) 1557static void write_command_callback(struct urb *urb, struct pt_regs *regs)
1602{ 1558{
1603 struct cardstate *cs; 1559 struct cardstate *cs = urb->context;
1560 struct bas_cardstate *ucs = cs->hw.bas;
1604 unsigned long flags; 1561 unsigned long flags;
1605 struct bas_cardstate *ucs;
1606
1607 IFNULLRET(urb);
1608 cs = (struct cardstate *) urb->context;
1609 IFNULLRET(cs);
1610 ucs = cs->hw.bas;
1611 IFNULLRET(ucs);
1612 1562
1613 /* check status */ 1563 /* check status */
1614 switch (urb->status) { 1564 switch (urb->status) {
@@ -1618,22 +1568,27 @@ static void write_command_callback(struct urb *urb, struct pt_regs *regs)
1618 case -ECONNRESET: /* canceled (async) */ 1568 case -ECONNRESET: /* canceled (async) */
1619 case -EINPROGRESS: /* pending */ 1569 case -EINPROGRESS: /* pending */
1620 /* ignore silently */ 1570 /* ignore silently */
1621 dbg(DEBUG_USBREQ, 1571 gig_dbg(DEBUG_USBREQ, "%s: %s",
1622 "%s: %s", __func__, get_usb_statmsg(urb->status)); 1572 __func__, get_usb_statmsg(urb->status));
1623 return; 1573 return;
1624 default: /* any failure */ 1574 default: /* any failure */
1625 if (++ucs->retry_cmd_out > BAS_RETRY) { 1575 if (++ucs->retry_cmd_out > BAS_RETRY) {
1626 warn("command write: %s, giving up after %d retries", 1576 dev_warn(cs->dev,
1627 get_usb_statmsg(urb->status), ucs->retry_cmd_out); 1577 "command write: %s, "
1578 "giving up after %d retries\n",
1579 get_usb_statmsg(urb->status),
1580 ucs->retry_cmd_out);
1628 break; 1581 break;
1629 } 1582 }
1630 if (cs->cmdbuf == NULL) { 1583 if (cs->cmdbuf == NULL) {
1631 warn("command write: %s, cannot retry - cmdbuf gone", 1584 dev_warn(cs->dev,
1632 get_usb_statmsg(urb->status)); 1585 "command write: %s, "
1586 "cannot retry - cmdbuf gone\n",
1587 get_usb_statmsg(urb->status));
1633 break; 1588 break;
1634 } 1589 }
1635 notice("command write: %s, retry %d", 1590 dev_notice(cs->dev, "command write: %s, retry %d\n",
1636 get_usb_statmsg(urb->status), ucs->retry_cmd_out); 1591 get_usb_statmsg(urb->status), ucs->retry_cmd_out);
1637 if (atwrite_submit(cs, cs->cmdbuf->buf, cs->cmdbuf->len) >= 0) 1592 if (atwrite_submit(cs, cs->cmdbuf->buf, cs->cmdbuf->len) >= 0)
1638 /* resubmitted - bypass regular exit block */ 1593 /* resubmitted - bypass regular exit block */
1639 return; 1594 return;
@@ -1655,13 +1610,9 @@ static void write_command_callback(struct urb *urb, struct pt_regs *regs)
1655static void atrdy_timeout(unsigned long data) 1610static void atrdy_timeout(unsigned long data)
1656{ 1611{
1657 struct cardstate *cs = (struct cardstate *) data; 1612 struct cardstate *cs = (struct cardstate *) data;
1658 struct bas_cardstate *ucs; 1613 struct bas_cardstate *ucs = cs->hw.bas;
1659
1660 IFNULLRET(cs);
1661 ucs = cs->hw.bas;
1662 IFNULLRET(ucs);
1663 1614
1664 warn("timeout waiting for HD_READY_SEND_ATDATA"); 1615 dev_warn(cs->dev, "timeout waiting for HD_READY_SEND_ATDATA\n");
1665 1616
1666 /* fake the missing signal - what else can I do? */ 1617 /* fake the missing signal - what else can I do? */
1667 update_basstate(ucs, BS_ATREADY, BS_ATTIMER); 1618 update_basstate(ucs, BS_ATREADY, BS_ATTIMER);
@@ -1682,18 +1633,15 @@ static void atrdy_timeout(unsigned long data)
1682 */ 1633 */
1683static int atwrite_submit(struct cardstate *cs, unsigned char *buf, int len) 1634static int atwrite_submit(struct cardstate *cs, unsigned char *buf, int len)
1684{ 1635{
1685 struct bas_cardstate *ucs; 1636 struct bas_cardstate *ucs = cs->hw.bas;
1637 unsigned long flags;
1686 int ret; 1638 int ret;
1687 1639
1688 IFNULLRETVAL(cs, -EFAULT); 1640 gig_dbg(DEBUG_USBREQ, "-------> HD_WRITE_ATMESSAGE (%d)", len);
1689 ucs = cs->hw.bas;
1690 IFNULLRETVAL(ucs, -EFAULT);
1691 IFNULLRETVAL(ucs->urb_cmd_out, -EFAULT);
1692
1693 dbg(DEBUG_USBREQ, "-------> HD_WRITE_ATMESSAGE (%d)", len);
1694 1641
1695 if (ucs->urb_cmd_out->status == -EINPROGRESS) { 1642 if (ucs->urb_cmd_out->status == -EINPROGRESS) {
1696 err("could not submit HD_WRITE_ATMESSAGE: URB busy"); 1643 dev_err(cs->dev,
1644 "could not submit HD_WRITE_ATMESSAGE: URB busy\n");
1697 return -EBUSY; 1645 return -EBUSY;
1698 } 1646 }
1699 1647
@@ -1707,9 +1655,13 @@ static int atwrite_submit(struct cardstate *cs, unsigned char *buf, int len)
1707 (unsigned char*) &ucs->dr_cmd_out, buf, len, 1655 (unsigned char*) &ucs->dr_cmd_out, buf, len,
1708 write_command_callback, cs); 1656 write_command_callback, cs);
1709 1657
1710 if ((ret = usb_submit_urb(ucs->urb_cmd_out, SLAB_ATOMIC)) != 0) { 1658 spin_lock_irqsave(&cs->lock, flags);
1711 err("could not submit HD_WRITE_ATMESSAGE: %s", 1659 ret = cs->connected ? usb_submit_urb(ucs->urb_cmd_out, SLAB_ATOMIC) : -ENODEV;
1712 get_usb_statmsg(ret)); 1660 spin_unlock_irqrestore(&cs->lock, flags);
1661
1662 if (ret) {
1663 dev_err(cs->dev, "could not submit HD_WRITE_ATMESSAGE: %s\n",
1664 get_usb_statmsg(ret));
1713 return ret; 1665 return ret;
1714 } 1666 }
1715 1667
@@ -1718,8 +1670,8 @@ static int atwrite_submit(struct cardstate *cs, unsigned char *buf, int len)
1718 1670
1719 /* start timeout if necessary */ 1671 /* start timeout if necessary */
1720 if (!(atomic_read(&ucs->basstate) & BS_ATTIMER)) { 1672 if (!(atomic_read(&ucs->basstate) & BS_ATTIMER)) {
1721 dbg(DEBUG_OUTPUT, 1673 gig_dbg(DEBUG_OUTPUT, "setting ATREADY timeout of %d/10 secs",
1722 "setting ATREADY timeout of %d/10 secs", ATRDY_TIMEOUT); 1674 ATRDY_TIMEOUT);
1723 ucs->timer_atrdy.expires = jiffies + ATRDY_TIMEOUT * HZ / 10; 1675 ucs->timer_atrdy.expires = jiffies + ATRDY_TIMEOUT * HZ / 10;
1724 ucs->timer_atrdy.data = (unsigned long) cs; 1676 ucs->timer_atrdy.data = (unsigned long) cs;
1725 ucs->timer_atrdy.function = atrdy_timeout; 1677 ucs->timer_atrdy.function = atrdy_timeout;
@@ -1740,21 +1692,17 @@ static int atwrite_submit(struct cardstate *cs, unsigned char *buf, int len)
1740static int start_cbsend(struct cardstate *cs) 1692static int start_cbsend(struct cardstate *cs)
1741{ 1693{
1742 struct cmdbuf_t *cb; 1694 struct cmdbuf_t *cb;
1743 struct bas_cardstate *ucs; 1695 struct bas_cardstate *ucs = cs->hw.bas;
1744 unsigned long flags; 1696 unsigned long flags;
1745 int rc; 1697 int rc;
1746 int retval = 0; 1698 int retval = 0;
1747 1699
1748 IFNULLRETVAL(cs, -EFAULT);
1749 ucs = cs->hw.bas;
1750 IFNULLRETVAL(ucs, -EFAULT);
1751
1752 /* check if AT channel is open */ 1700 /* check if AT channel is open */
1753 if (!(atomic_read(&ucs->basstate) & BS_ATOPEN)) { 1701 if (!(atomic_read(&ucs->basstate) & BS_ATOPEN)) {
1754 dbg(DEBUG_TRANSCMD | DEBUG_LOCKCMD, "AT channel not open"); 1702 gig_dbg(DEBUG_TRANSCMD|DEBUG_LOCKCMD, "AT channel not open");
1755 rc = req_submit(cs->bcs, HD_OPEN_ATCHANNEL, 0, BAS_TIMEOUT); 1703 rc = req_submit(cs->bcs, HD_OPEN_ATCHANNEL, 0, BAS_TIMEOUT);
1756 if (rc < 0) { 1704 if (rc < 0) {
1757 err("could not open AT channel"); 1705 dev_err(cs->dev, "could not open AT channel\n");
1758 /* flush command queue */ 1706 /* flush command queue */
1759 spin_lock_irqsave(&cs->cmdlock, flags); 1707 spin_lock_irqsave(&cs->cmdlock, flags);
1760 while (cs->cmdbuf != NULL) 1708 while (cs->cmdbuf != NULL)
@@ -1792,27 +1740,23 @@ static int start_cbsend(struct cardstate *cs)
1792 * cs controller state structure 1740 * cs controller state structure
1793 * buf command string to send 1741 * buf command string to send
1794 * len number of bytes to send (max. IF_WRITEBUF) 1742 * len number of bytes to send (max. IF_WRITEBUF)
1795 * wake_tasklet tasklet to run when transmission is completed (NULL if none) 1743 * wake_tasklet tasklet to run when transmission is completed
1744 * (NULL if none)
1796 * return value: 1745 * return value:
1797 * number of bytes queued on success 1746 * number of bytes queued on success
1798 * error code < 0 on error 1747 * error code < 0 on error
1799 */ 1748 */
1800static int gigaset_write_cmd(struct cardstate *cs, 1749static int gigaset_write_cmd(struct cardstate *cs,
1801 const unsigned char *buf, int len, 1750 const unsigned char *buf, int len,
1802 struct tasklet_struct *wake_tasklet) 1751 struct tasklet_struct *wake_tasklet)
1803{ 1752{
1804 struct cmdbuf_t *cb; 1753 struct cmdbuf_t *cb;
1805 unsigned long flags; 1754 unsigned long flags;
1806 int status; 1755 int status;
1807 1756
1808 gigaset_dbg_buffer(atomic_read(&cs->mstate) != MS_LOCKED ? 1757 gigaset_dbg_buffer(atomic_read(&cs->mstate) != MS_LOCKED ?
1809 DEBUG_TRANSCMD : DEBUG_LOCKCMD, 1758 DEBUG_TRANSCMD : DEBUG_LOCKCMD,
1810 "CMD Transmit", len, buf, 0); 1759 "CMD Transmit", len, buf);
1811
1812 if (!atomic_read(&cs->connected)) {
1813 err("%s: not connected", __func__);
1814 return -ENODEV;
1815 }
1816 1760
1817 if (len <= 0) 1761 if (len <= 0)
1818 return 0; /* nothing to do */ 1762 return 0; /* nothing to do */
@@ -1820,7 +1764,7 @@ static int gigaset_write_cmd(struct cardstate *cs,
1820 if (len > IF_WRITEBUF) 1764 if (len > IF_WRITEBUF)
1821 len = IF_WRITEBUF; 1765 len = IF_WRITEBUF;
1822 if (!(cb = kmalloc(sizeof(struct cmdbuf_t) + len, GFP_ATOMIC))) { 1766 if (!(cb = kmalloc(sizeof(struct cmdbuf_t) + len, GFP_ATOMIC))) {
1823 err("%s: out of memory", __func__); 1767 dev_err(cs->dev, "%s: out of memory\n", __func__);
1824 return -ENOMEM; 1768 return -ENOMEM;
1825 } 1769 }
1826 1770
@@ -1849,7 +1793,8 @@ static int gigaset_write_cmd(struct cardstate *cs,
1849 1793
1850/* gigaset_write_room 1794/* gigaset_write_room
1851 * tty_driver.write_room interface routine 1795 * tty_driver.write_room interface routine
1852 * return number of characters the driver will accept to be written via gigaset_write_cmd 1796 * return number of characters the driver will accept to be written via
1797 * gigaset_write_cmd
1853 * parameter: 1798 * parameter:
1854 * controller state structure 1799 * controller state structure
1855 * return value: 1800 * return value:
@@ -1947,7 +1892,7 @@ static int gigaset_initbcshw(struct bc_state *bcs)
1947 return 0; 1892 return 0;
1948 } 1893 }
1949 tasklet_init(&ubc->sent_tasklet, 1894 tasklet_init(&ubc->sent_tasklet,
1950 &write_iso_tasklet, (unsigned long) bcs); 1895 &write_iso_tasklet, (unsigned long) bcs);
1951 1896
1952 spin_lock_init(&ubc->isoinlock); 1897 spin_lock_init(&ubc->isoinlock);
1953 for (i = 0; i < BAS_INURBS; ++i) 1898 for (i = 0; i < BAS_INURBS; ++i)
@@ -1968,7 +1913,7 @@ static int gigaset_initbcshw(struct bc_state *bcs)
1968 ubc->shared0s = 0; 1913 ubc->shared0s = 0;
1969 ubc->stolen0s = 0; 1914 ubc->stolen0s = 0;
1970 tasklet_init(&ubc->rcvd_tasklet, 1915 tasklet_init(&ubc->rcvd_tasklet,
1971 &read_iso_tasklet, (unsigned long) bcs); 1916 &read_iso_tasklet, (unsigned long) bcs);
1972 return 1; 1917 return 1;
1973} 1918}
1974 1919
@@ -2027,57 +1972,56 @@ static int gigaset_initcshw(struct cardstate *cs)
2027 */ 1972 */
2028static void freeurbs(struct cardstate *cs) 1973static void freeurbs(struct cardstate *cs)
2029{ 1974{
2030 struct bas_cardstate *ucs; 1975 struct bas_cardstate *ucs = cs->hw.bas;
2031 struct bas_bc_state *ubc; 1976 struct bas_bc_state *ubc;
2032 int i, j; 1977 int i, j;
2033 1978
2034 IFNULLRET(cs);
2035 ucs = cs->hw.bas;
2036 IFNULLRET(ucs);
2037
2038 for (j = 0; j < 2; ++j) { 1979 for (j = 0; j < 2; ++j) {
2039 ubc = cs->bcs[j].hw.bas; 1980 ubc = cs->bcs[j].hw.bas;
2040 IFNULLCONT(ubc);
2041 for (i = 0; i < BAS_OUTURBS; ++i) 1981 for (i = 0; i < BAS_OUTURBS; ++i)
2042 if (ubc->isoouturbs[i].urb) { 1982 if (ubc->isoouturbs[i].urb) {
2043 usb_kill_urb(ubc->isoouturbs[i].urb); 1983 usb_kill_urb(ubc->isoouturbs[i].urb);
2044 dbg(DEBUG_INIT, 1984 gig_dbg(DEBUG_INIT,
2045 "%s: isoc output URB %d/%d unlinked", 1985 "%s: isoc output URB %d/%d unlinked",
2046 __func__, j, i); 1986 __func__, j, i);
2047 usb_free_urb(ubc->isoouturbs[i].urb); 1987 usb_free_urb(ubc->isoouturbs[i].urb);
2048 ubc->isoouturbs[i].urb = NULL; 1988 ubc->isoouturbs[i].urb = NULL;
2049 } 1989 }
2050 for (i = 0; i < BAS_INURBS; ++i) 1990 for (i = 0; i < BAS_INURBS; ++i)
2051 if (ubc->isoinurbs[i]) { 1991 if (ubc->isoinurbs[i]) {
2052 usb_kill_urb(ubc->isoinurbs[i]); 1992 usb_kill_urb(ubc->isoinurbs[i]);
2053 dbg(DEBUG_INIT, 1993 gig_dbg(DEBUG_INIT,
2054 "%s: isoc input URB %d/%d unlinked", 1994 "%s: isoc input URB %d/%d unlinked",
2055 __func__, j, i); 1995 __func__, j, i);
2056 usb_free_urb(ubc->isoinurbs[i]); 1996 usb_free_urb(ubc->isoinurbs[i]);
2057 ubc->isoinurbs[i] = NULL; 1997 ubc->isoinurbs[i] = NULL;
2058 } 1998 }
2059 } 1999 }
2060 if (ucs->urb_int_in) { 2000 if (ucs->urb_int_in) {
2061 usb_kill_urb(ucs->urb_int_in); 2001 usb_kill_urb(ucs->urb_int_in);
2062 dbg(DEBUG_INIT, "%s: interrupt input URB unlinked", __func__); 2002 gig_dbg(DEBUG_INIT, "%s: interrupt input URB unlinked",
2003 __func__);
2063 usb_free_urb(ucs->urb_int_in); 2004 usb_free_urb(ucs->urb_int_in);
2064 ucs->urb_int_in = NULL; 2005 ucs->urb_int_in = NULL;
2065 } 2006 }
2066 if (ucs->urb_cmd_out) { 2007 if (ucs->urb_cmd_out) {
2067 usb_kill_urb(ucs->urb_cmd_out); 2008 usb_kill_urb(ucs->urb_cmd_out);
2068 dbg(DEBUG_INIT, "%s: command output URB unlinked", __func__); 2009 gig_dbg(DEBUG_INIT, "%s: command output URB unlinked",
2010 __func__);
2069 usb_free_urb(ucs->urb_cmd_out); 2011 usb_free_urb(ucs->urb_cmd_out);
2070 ucs->urb_cmd_out = NULL; 2012 ucs->urb_cmd_out = NULL;
2071 } 2013 }
2072 if (ucs->urb_cmd_in) { 2014 if (ucs->urb_cmd_in) {
2073 usb_kill_urb(ucs->urb_cmd_in); 2015 usb_kill_urb(ucs->urb_cmd_in);
2074 dbg(DEBUG_INIT, "%s: command input URB unlinked", __func__); 2016 gig_dbg(DEBUG_INIT, "%s: command input URB unlinked",
2017 __func__);
2075 usb_free_urb(ucs->urb_cmd_in); 2018 usb_free_urb(ucs->urb_cmd_in);
2076 ucs->urb_cmd_in = NULL; 2019 ucs->urb_cmd_in = NULL;
2077 } 2020 }
2078 if (ucs->urb_ctrl) { 2021 if (ucs->urb_ctrl) {
2079 usb_kill_urb(ucs->urb_ctrl); 2022 usb_kill_urb(ucs->urb_ctrl);
2080 dbg(DEBUG_INIT, "%s: control output URB unlinked", __func__); 2023 gig_dbg(DEBUG_INIT, "%s: control output URB unlinked",
2024 __func__);
2081 usb_free_urb(ucs->urb_ctrl); 2025 usb_free_urb(ucs->urb_ctrl);
2082 ucs->urb_ctrl = NULL; 2026 ucs->urb_ctrl = NULL;
2083 } 2027 }
@@ -2099,12 +2043,10 @@ static int gigaset_probe(struct usb_interface *interface,
2099 int i, j; 2043 int i, j;
2100 int ret; 2044 int ret;
2101 2045
2102 IFNULLRETVAL(udev, -ENODEV); 2046 gig_dbg(DEBUG_ANY,
2103 2047 "%s: Check if device matches .. (Vendor: 0x%x, Product: 0x%x)",
2104 dbg(DEBUG_ANY, 2048 __func__, le16_to_cpu(udev->descriptor.idVendor),
2105 "%s: Check if device matches .. (Vendor: 0x%x, Product: 0x%x)", 2049 le16_to_cpu(udev->descriptor.idProduct));
2106 __func__, le16_to_cpu(udev->descriptor.idVendor),
2107 le16_to_cpu(udev->descriptor.idProduct));
2108 2050
2109 /* See if the device offered us matches what we can accept */ 2051 /* See if the device offered us matches what we can accept */
2110 if ((le16_to_cpu(udev->descriptor.idVendor) != USB_GIGA_VENDOR_ID) || 2052 if ((le16_to_cpu(udev->descriptor.idVendor) != USB_GIGA_VENDOR_ID) ||
@@ -2112,20 +2054,21 @@ static int gigaset_probe(struct usb_interface *interface,
2112 le16_to_cpu(udev->descriptor.idProduct) != USB_4175_PRODUCT_ID && 2054 le16_to_cpu(udev->descriptor.idProduct) != USB_4175_PRODUCT_ID &&
2113 le16_to_cpu(udev->descriptor.idProduct) != USB_SX303_PRODUCT_ID && 2055 le16_to_cpu(udev->descriptor.idProduct) != USB_SX303_PRODUCT_ID &&
2114 le16_to_cpu(udev->descriptor.idProduct) != USB_SX353_PRODUCT_ID)) { 2056 le16_to_cpu(udev->descriptor.idProduct) != USB_SX353_PRODUCT_ID)) {
2115 dbg(DEBUG_ANY, "%s: unmatched ID - exiting", __func__); 2057 gig_dbg(DEBUG_ANY, "%s: unmatched ID - exiting", __func__);
2116 return -ENODEV; 2058 return -ENODEV;
2117 } 2059 }
2118 2060
2119 /* set required alternate setting */ 2061 /* set required alternate setting */
2120 hostif = interface->cur_altsetting; 2062 hostif = interface->cur_altsetting;
2121 if (hostif->desc.bAlternateSetting != 3) { 2063 if (hostif->desc.bAlternateSetting != 3) {
2122 dbg(DEBUG_ANY, 2064 gig_dbg(DEBUG_ANY,
2123 "%s: wrong alternate setting %d - trying to switch", 2065 "%s: wrong alternate setting %d - trying to switch",
2124 __func__, hostif->desc.bAlternateSetting); 2066 __func__, hostif->desc.bAlternateSetting);
2125 if (usb_set_interface(udev, hostif->desc.bInterfaceNumber, 3) < 0) { 2067 if (usb_set_interface(udev, hostif->desc.bInterfaceNumber, 3) < 0) {
2126 warn("usb_set_interface failed, device %d interface %d altsetting %d", 2068 dev_warn(&udev->dev, "usb_set_interface failed, "
2127 udev->devnum, hostif->desc.bInterfaceNumber, 2069 "device %d interface %d altsetting %d\n",
2128 hostif->desc.bAlternateSetting); 2070 udev->devnum, hostif->desc.bInterfaceNumber,
2071 hostif->desc.bAlternateSetting);
2129 return -ENODEV; 2072 return -ENODEV;
2130 } 2073 }
2131 hostif = interface->cur_altsetting; 2074 hostif = interface->cur_altsetting;
@@ -2134,23 +2077,28 @@ static int gigaset_probe(struct usb_interface *interface,
2134 /* Reject application specific interfaces 2077 /* Reject application specific interfaces
2135 */ 2078 */
2136 if (hostif->desc.bInterfaceClass != 255) { 2079 if (hostif->desc.bInterfaceClass != 255) {
2137 warn("%s: bInterfaceClass == %d", 2080 dev_warn(&udev->dev, "%s: bInterfaceClass == %d\n",
2138 __func__, hostif->desc.bInterfaceClass); 2081 __func__, hostif->desc.bInterfaceClass);
2139 return -ENODEV; 2082 return -ENODEV;
2140 } 2083 }
2141 2084
2142 info("%s: Device matched (Vendor: 0x%x, Product: 0x%x)", 2085 dev_info(&udev->dev,
2143 __func__, le16_to_cpu(udev->descriptor.idVendor), 2086 "%s: Device matched (Vendor: 0x%x, Product: 0x%x)\n",
2144 le16_to_cpu(udev->descriptor.idProduct)); 2087 __func__, le16_to_cpu(udev->descriptor.idVendor),
2088 le16_to_cpu(udev->descriptor.idProduct));
2145 2089
2146 cs = gigaset_getunassignedcs(driver); 2090 cs = gigaset_getunassignedcs(driver);
2147 if (!cs) { 2091 if (!cs) {
2148 err("%s: no free cardstate", __func__); 2092 dev_err(&udev->dev, "no free cardstate\n");
2149 return -ENODEV; 2093 return -ENODEV;
2150 } 2094 }
2151 ucs = cs->hw.bas; 2095 ucs = cs->hw.bas;
2096
2097 /* save off device structure ptrs for later use */
2098 usb_get_dev(udev);
2152 ucs->udev = udev; 2099 ucs->udev = udev;
2153 ucs->interface = interface; 2100 ucs->interface = interface;
2101 cs->dev = &interface->dev;
2154 2102
2155 /* allocate URBs: 2103 /* allocate URBs:
2156 * - one for the interrupt pipe 2104 * - one for the interrupt pipe
@@ -2159,22 +2107,22 @@ static int gigaset_probe(struct usb_interface *interface,
2159 */ 2107 */
2160 ucs->urb_int_in = usb_alloc_urb(0, SLAB_KERNEL); 2108 ucs->urb_int_in = usb_alloc_urb(0, SLAB_KERNEL);
2161 if (!ucs->urb_int_in) { 2109 if (!ucs->urb_int_in) {
2162 err("No free urbs available"); 2110 dev_err(cs->dev, "no free urbs available\n");
2163 goto error; 2111 goto error;
2164 } 2112 }
2165 ucs->urb_cmd_in = usb_alloc_urb(0, SLAB_KERNEL); 2113 ucs->urb_cmd_in = usb_alloc_urb(0, SLAB_KERNEL);
2166 if (!ucs->urb_cmd_in) { 2114 if (!ucs->urb_cmd_in) {
2167 err("No free urbs available"); 2115 dev_err(cs->dev, "no free urbs available\n");
2168 goto error; 2116 goto error;
2169 } 2117 }
2170 ucs->urb_cmd_out = usb_alloc_urb(0, SLAB_KERNEL); 2118 ucs->urb_cmd_out = usb_alloc_urb(0, SLAB_KERNEL);
2171 if (!ucs->urb_cmd_out) { 2119 if (!ucs->urb_cmd_out) {
2172 err("No free urbs available"); 2120 dev_err(cs->dev, "no free urbs available\n");
2173 goto error; 2121 goto error;
2174 } 2122 }
2175 ucs->urb_ctrl = usb_alloc_urb(0, SLAB_KERNEL); 2123 ucs->urb_ctrl = usb_alloc_urb(0, SLAB_KERNEL);
2176 if (!ucs->urb_ctrl) { 2124 if (!ucs->urb_ctrl) {
2177 err("No free urbs available"); 2125 dev_err(cs->dev, "no free urbs available\n");
2178 goto error; 2126 goto error;
2179 } 2127 }
2180 2128
@@ -2184,7 +2132,7 @@ static int gigaset_probe(struct usb_interface *interface,
2184 ubc->isoouturbs[i].urb = 2132 ubc->isoouturbs[i].urb =
2185 usb_alloc_urb(BAS_NUMFRAMES, SLAB_KERNEL); 2133 usb_alloc_urb(BAS_NUMFRAMES, SLAB_KERNEL);
2186 if (!ubc->isoouturbs[i].urb) { 2134 if (!ubc->isoouturbs[i].urb) {
2187 err("No free urbs available"); 2135 dev_err(cs->dev, "no free urbs available\n");
2188 goto error; 2136 goto error;
2189 } 2137 }
2190 } 2138 }
@@ -2192,7 +2140,7 @@ static int gigaset_probe(struct usb_interface *interface,
2192 ubc->isoinurbs[i] = 2140 ubc->isoinurbs[i] =
2193 usb_alloc_urb(BAS_NUMFRAMES, SLAB_KERNEL); 2141 usb_alloc_urb(BAS_NUMFRAMES, SLAB_KERNEL);
2194 if (!ubc->isoinurbs[i]) { 2142 if (!ubc->isoinurbs[i]) {
2195 err("No free urbs available"); 2143 dev_err(cs->dev, "no free urbs available\n");
2196 goto error; 2144 goto error;
2197 } 2145 }
2198 } 2146 }
@@ -2204,13 +2152,14 @@ static int gigaset_probe(struct usb_interface *interface,
2204 /* Fill the interrupt urb and send it to the core */ 2152 /* Fill the interrupt urb and send it to the core */
2205 endpoint = &hostif->endpoint[0].desc; 2153 endpoint = &hostif->endpoint[0].desc;
2206 usb_fill_int_urb(ucs->urb_int_in, udev, 2154 usb_fill_int_urb(ucs->urb_int_in, udev,
2207 usb_rcvintpipe(udev, 2155 usb_rcvintpipe(udev,
2208 (endpoint->bEndpointAddress) & 0x0f), 2156 (endpoint->bEndpointAddress) & 0x0f),
2209 ucs->int_in_buf, 3, read_int_callback, cs, 2157 ucs->int_in_buf, 3, read_int_callback, cs,
2210 endpoint->bInterval); 2158 endpoint->bInterval);
2211 ret = usb_submit_urb(ucs->urb_int_in, SLAB_KERNEL); 2159 ret = usb_submit_urb(ucs->urb_int_in, SLAB_KERNEL);
2212 if (ret) { 2160 if (ret) {
2213 err("could not submit interrupt URB: %s", get_usb_statmsg(ret)); 2161 dev_err(cs->dev, "could not submit interrupt URB: %s\n",
2162 get_usb_statmsg(ret));
2214 goto error; 2163 goto error;
2215 } 2164 }
2216 2165
@@ -2221,18 +2170,18 @@ static int gigaset_probe(struct usb_interface *interface,
2221 /* tell common part that the device is ready */ 2170 /* tell common part that the device is ready */
2222 if (startmode == SM_LOCKED) 2171 if (startmode == SM_LOCKED)
2223 atomic_set(&cs->mstate, MS_LOCKED); 2172 atomic_set(&cs->mstate, MS_LOCKED);
2224 if (!gigaset_start(cs))
2225 goto error;
2226 2173
2227 /* save address of controller structure */ 2174 /* save address of controller structure */
2228 usb_set_intfdata(interface, cs); 2175 usb_set_intfdata(interface, cs);
2229 2176
2230 /* set up device sysfs */ 2177 if (!gigaset_start(cs))
2231 gigaset_init_dev_sysfs(interface); 2178 goto error;
2179
2232 return 0; 2180 return 0;
2233 2181
2234error: 2182error:
2235 freeurbs(cs); 2183 freeurbs(cs);
2184 usb_set_intfdata(interface, NULL);
2236 gigaset_unassign(cs); 2185 gigaset_unassign(cs);
2237 return -ENODEV; 2186 return -ENODEV;
2238} 2187}
@@ -2245,23 +2194,22 @@ static void gigaset_disconnect(struct usb_interface *interface)
2245 struct cardstate *cs; 2194 struct cardstate *cs;
2246 struct bas_cardstate *ucs; 2195 struct bas_cardstate *ucs;
2247 2196
2248 /* clear device sysfs */
2249 gigaset_free_dev_sysfs(interface);
2250
2251 cs = usb_get_intfdata(interface); 2197 cs = usb_get_intfdata(interface);
2252 usb_set_intfdata(interface, NULL);
2253 2198
2254 IFNULLRET(cs);
2255 ucs = cs->hw.bas; 2199 ucs = cs->hw.bas;
2256 IFNULLRET(ucs);
2257 2200
2258 info("disconnecting GigaSet base"); 2201 dev_info(cs->dev, "disconnecting Gigaset base\n");
2259 gigaset_stop(cs); 2202 gigaset_stop(cs);
2260 freeurbs(cs); 2203 freeurbs(cs);
2204 usb_set_intfdata(interface, NULL);
2261 kfree(ucs->rcvbuf); 2205 kfree(ucs->rcvbuf);
2262 ucs->rcvbuf = NULL; 2206 ucs->rcvbuf = NULL;
2263 ucs->rcvbuf_size = 0; 2207 ucs->rcvbuf_size = 0;
2264 atomic_set(&ucs->basstate, 0); 2208 atomic_set(&ucs->basstate, 0);
2209 usb_put_dev(ucs->udev);
2210 ucs->interface = NULL;
2211 ucs->udev = NULL;
2212 cs->dev = NULL;
2265 gigaset_unassign(cs); 2213 gigaset_unassign(cs);
2266} 2214}
2267 2215
@@ -2293,13 +2241,14 @@ static int __init bas_gigaset_init(void)
2293 2241
2294 /* allocate memory for our driver state and intialize it */ 2242 /* allocate memory for our driver state and intialize it */
2295 if ((driver = gigaset_initdriver(GIGASET_MINOR, GIGASET_MINORS, 2243 if ((driver = gigaset_initdriver(GIGASET_MINOR, GIGASET_MINORS,
2296 GIGASET_MODULENAME, GIGASET_DEVNAME, 2244 GIGASET_MODULENAME, GIGASET_DEVNAME,
2297 GIGASET_DEVFSNAME, &gigops, 2245 GIGASET_DEVFSNAME, &gigops,
2298 THIS_MODULE)) == NULL) 2246 THIS_MODULE)) == NULL)
2299 goto error; 2247 goto error;
2300 2248
2301 /* allocate memory for our device state and intialize it */ 2249 /* allocate memory for our device state and intialize it */
2302 cardstate = gigaset_initcs(driver, 2, 0, 0, cidmode, GIGASET_MODULENAME); 2250 cardstate = gigaset_initcs(driver, 2, 0, 0, cidmode,
2251 GIGASET_MODULENAME);
2303 if (!cardstate) 2252 if (!cardstate)
2304 goto error; 2253 goto error;
2305 2254
@@ -2329,19 +2278,18 @@ error: if (cardstate)
2329static void __exit bas_gigaset_exit(void) 2278static void __exit bas_gigaset_exit(void)
2330{ 2279{
2331 gigaset_blockdriver(driver); /* => probe will fail 2280 gigaset_blockdriver(driver); /* => probe will fail
2332 * => no gigaset_start any more 2281 * => no gigaset_start any more
2333 */ 2282 */
2334 2283
2335 gigaset_shutdown(cardstate); 2284 gigaset_shutdown(cardstate);
2336 /* from now on, no isdn callback should be possible */ 2285 /* from now on, no isdn callback should be possible */
2337 2286
2338 if (atomic_read(&cardstate->hw.bas->basstate) & BS_ATOPEN) { 2287 if (atomic_read(&cardstate->hw.bas->basstate) & BS_ATOPEN) {
2339 dbg(DEBUG_ANY, "closing AT channel"); 2288 gig_dbg(DEBUG_ANY, "closing AT channel");
2340 if (req_submit(cardstate->bcs, 2289 if (req_submit(cardstate->bcs,
2341 HD_CLOSE_ATCHANNEL, 0, BAS_TIMEOUT) >= 0) { 2290 HD_CLOSE_ATCHANNEL, 0, BAS_TIMEOUT) >= 0) {
2342 /* successfully submitted - wait for completion */ 2291 /* successfully submitted */
2343 //wait_event_interruptible(cs->initwait, !cs->hw.bas->pending); 2292 //FIXME wait for completion?
2344 //FIXME need own wait queue? wakeup?
2345 } 2293 }
2346 } 2294 }
2347 2295
diff --git a/drivers/isdn/gigaset/common.c b/drivers/isdn/gigaset/common.c
index 64371995c1a9..749b3da1236e 100644
--- a/drivers/isdn/gigaset/common.c
+++ b/drivers/isdn/gigaset/common.c
@@ -1,7 +1,7 @@
1/* 1/*
2 * Stuff used by all variants of the driver 2 * Stuff used by all variants of the driver
3 * 3 *
4 * Copyright (c) 2001 by Stefan Eilers <Eilers.Stefan@epost.de>, 4 * Copyright (c) 2001 by Stefan Eilers,
5 * Hansjoerg Lipp <hjlipp@web.de>, 5 * Hansjoerg Lipp <hjlipp@web.de>,
6 * Tilman Schmidt <tilman@imap.cc>. 6 * Tilman Schmidt <tilman@imap.cc>.
7 * 7 *
@@ -11,10 +11,6 @@
11 * published by the Free Software Foundation; either version 2 of 11 * published by the Free Software Foundation; either version 2 of
12 * the License, or (at your option) any later version. 12 * the License, or (at your option) any later version.
13 * ===================================================================== 13 * =====================================================================
14 * ToDo: ...
15 * =====================================================================
16 * Version: $Id: common.c,v 1.104.4.22 2006/02/04 18:28:16 hjlipp Exp $
17 * =====================================================================
18 */ 14 */
19 15
20#include "gigaset.h" 16#include "gigaset.h"
@@ -23,7 +19,7 @@
23#include <linux/moduleparam.h> 19#include <linux/moduleparam.h>
24 20
25/* Version Information */ 21/* Version Information */
26#define DRIVER_AUTHOR "Hansjoerg Lipp <hjlipp@web.de>, Tilman Schmidt <tilman@imap.cc>, Stefan Eilers <Eilers.Stefan@epost.de>" 22#define DRIVER_AUTHOR "Hansjoerg Lipp <hjlipp@web.de>, Tilman Schmidt <tilman@imap.cc>, Stefan Eilers"
27#define DRIVER_DESC "Driver for Gigaset 307x" 23#define DRIVER_DESC "Driver for Gigaset 307x"
28 24
29/* Module parameters */ 25/* Module parameters */
@@ -32,21 +28,10 @@ EXPORT_SYMBOL_GPL(gigaset_debuglevel);
32module_param_named(debug, gigaset_debuglevel, int, S_IRUGO|S_IWUSR); 28module_param_named(debug, gigaset_debuglevel, int, S_IRUGO|S_IWUSR);
33MODULE_PARM_DESC(debug, "debug level"); 29MODULE_PARM_DESC(debug, "debug level");
34 30
35/*====================================================================== 31/* driver state flags */
36 Prototypes of internal functions 32#define VALID_MINOR 0x01
37 */ 33#define VALID_ID 0x02
38 34#define ASSIGNED 0x04
39//static void gigaset_process_response(int resp_code, int parameter,
40// struct at_state_t *at_state,
41// unsigned char ** pstring);
42static struct cardstate *alloc_cs(struct gigaset_driver *drv);
43static void free_cs(struct cardstate *cs);
44static void make_valid(struct cardstate *cs, unsigned mask);
45static void make_invalid(struct cardstate *cs, unsigned mask);
46
47#define VALID_MINOR 0x01
48#define VALID_ID 0x02
49#define ASSIGNED 0x04
50 35
51/* bitwise byte inversion table */ 36/* bitwise byte inversion table */
52__u8 gigaset_invtab[256] = { 37__u8 gigaset_invtab[256] = {
@@ -86,42 +71,40 @@ __u8 gigaset_invtab[256] = {
86EXPORT_SYMBOL_GPL(gigaset_invtab); 71EXPORT_SYMBOL_GPL(gigaset_invtab);
87 72
88void gigaset_dbg_buffer(enum debuglevel level, const unsigned char *msg, 73void gigaset_dbg_buffer(enum debuglevel level, const unsigned char *msg,
89 size_t len, const unsigned char *buf, int from_user) 74 size_t len, const unsigned char *buf)
90{ 75{
91 unsigned char outbuf[80]; 76 unsigned char outbuf[80];
92 unsigned char inbuf[80 - 1]; 77 unsigned char c;
93 size_t numin;
94 const unsigned char *in;
95 size_t space = sizeof outbuf - 1; 78 size_t space = sizeof outbuf - 1;
96 unsigned char *out = outbuf; 79 unsigned char *out = outbuf;
80 size_t numin = len;
97 81
98 if (!from_user) { 82 while (numin--) {
99 in = buf; 83 c = *buf++;
100 numin = len; 84 if (c == '~' || c == '^' || c == '\\') {
101 } else { 85 if (!space--)
102 numin = len < sizeof inbuf ? len : sizeof inbuf; 86 break;
103 in = inbuf; 87 *out++ = '\\';
104 if (copy_from_user(inbuf, (const unsigned char __user *) buf, numin)) {
105 strncpy(inbuf, "<FAULT>", sizeof inbuf);
106 numin = sizeof "<FAULT>" - 1;
107 } 88 }
108 } 89 if (c & 0x80) {
109 90 if (!space--)
110 for (; numin && space; --numin, ++in) { 91 break;
111 --space; 92 *out++ = '~';
112 if (*in >= 32) 93 c ^= 0x80;
113 *out++ = *in; 94 }
114 else { 95 if (c < 0x20 || c == 0x7f) {
96 if (!space--)
97 break;
115 *out++ = '^'; 98 *out++ = '^';
116 if (space) { 99 c ^= 0x40;
117 *out++ = '@' + *in;
118 --space;
119 }
120 } 100 }
101 if (!space--)
102 break;
103 *out++ = c;
121 } 104 }
122 *out = 0; 105 *out = 0;
123 106
124 dbg(level, "%s (%u bytes): %s", msg, (unsigned) len, outbuf); 107 gig_dbg(level, "%s (%u bytes): %s", msg, (unsigned) len, outbuf);
125} 108}
126EXPORT_SYMBOL_GPL(gigaset_dbg_buffer); 109EXPORT_SYMBOL_GPL(gigaset_dbg_buffer);
127 110
@@ -146,11 +129,6 @@ int gigaset_enterconfigmode(struct cardstate *cs)
146{ 129{
147 int i, r; 130 int i, r;
148 131
149 if (!atomic_read(&cs->connected)) {
150 err("not connected!");
151 return -1;
152 }
153
154 cs->control_state = TIOCM_RTS; //FIXME 132 cs->control_state = TIOCM_RTS; //FIXME
155 133
156 r = setflags(cs, TIOCM_DTR, 200); 134 r = setflags(cs, TIOCM_DTR, 200);
@@ -174,7 +152,7 @@ int gigaset_enterconfigmode(struct cardstate *cs)
174 return 0; 152 return 0;
175 153
176error: 154error:
177 err("error %d on setuartbits!\n", -r); 155 dev_err(cs->dev, "error %d on setuartbits\n", -r);
178 cs->control_state = TIOCM_RTS|TIOCM_DTR; // FIXME is this a good value? 156 cs->control_state = TIOCM_RTS|TIOCM_DTR; // FIXME is this a good value?
179 cs->ops->set_modem_ctrl(cs, 0, TIOCM_RTS|TIOCM_DTR); 157 cs->ops->set_modem_ctrl(cs, 0, TIOCM_RTS|TIOCM_DTR);
180 158
@@ -187,13 +165,13 @@ static int test_timeout(struct at_state_t *at_state)
187 return 0; 165 return 0;
188 166
189 if (--at_state->timer_expires) { 167 if (--at_state->timer_expires) {
190 dbg(DEBUG_MCMD, "decreased timer of %p to %lu", 168 gig_dbg(DEBUG_MCMD, "decreased timer of %p to %lu",
191 at_state, at_state->timer_expires); 169 at_state, at_state->timer_expires);
192 return 0; 170 return 0;
193 } 171 }
194 172
195 if (!gigaset_add_event(at_state->cs, at_state, EV_TIMEOUT, NULL, 173 if (!gigaset_add_event(at_state->cs, at_state, EV_TIMEOUT, NULL,
196 atomic_read(&at_state->timer_index), NULL)) { 174 at_state->timer_index, NULL)) {
197 //FIXME what should we do? 175 //FIXME what should we do?
198 } 176 }
199 177
@@ -221,10 +199,10 @@ static void timer_tick(unsigned long data)
221 if (test_timeout(at_state)) 199 if (test_timeout(at_state))
222 timeout = 1; 200 timeout = 1;
223 201
224 if (atomic_read(&cs->running)) { 202 if (cs->running) {
225 mod_timer(&cs->timer, jiffies + GIG_TICK); 203 mod_timer(&cs->timer, jiffies + msecs_to_jiffies(GIG_TICK));
226 if (timeout) { 204 if (timeout) {
227 dbg(DEBUG_CMD, "scheduling timeout"); 205 gig_dbg(DEBUG_CMD, "scheduling timeout");
228 tasklet_schedule(&cs->event_tasklet); 206 tasklet_schedule(&cs->event_tasklet);
229 } 207 }
230 } 208 }
@@ -238,13 +216,14 @@ int gigaset_get_channel(struct bc_state *bcs)
238 216
239 spin_lock_irqsave(&bcs->cs->lock, flags); 217 spin_lock_irqsave(&bcs->cs->lock, flags);
240 if (bcs->use_count) { 218 if (bcs->use_count) {
241 dbg(DEBUG_ANY, "could not allocate channel %d", bcs->channel); 219 gig_dbg(DEBUG_ANY, "could not allocate channel %d",
220 bcs->channel);
242 spin_unlock_irqrestore(&bcs->cs->lock, flags); 221 spin_unlock_irqrestore(&bcs->cs->lock, flags);
243 return 0; 222 return 0;
244 } 223 }
245 ++bcs->use_count; 224 ++bcs->use_count;
246 bcs->busy = 1; 225 bcs->busy = 1;
247 dbg(DEBUG_ANY, "allocated channel %d", bcs->channel); 226 gig_dbg(DEBUG_ANY, "allocated channel %d", bcs->channel);
248 spin_unlock_irqrestore(&bcs->cs->lock, flags); 227 spin_unlock_irqrestore(&bcs->cs->lock, flags);
249 return 1; 228 return 1;
250} 229}
@@ -255,13 +234,13 @@ void gigaset_free_channel(struct bc_state *bcs)
255 234
256 spin_lock_irqsave(&bcs->cs->lock, flags); 235 spin_lock_irqsave(&bcs->cs->lock, flags);
257 if (!bcs->busy) { 236 if (!bcs->busy) {
258 dbg(DEBUG_ANY, "could not free channel %d", bcs->channel); 237 gig_dbg(DEBUG_ANY, "could not free channel %d", bcs->channel);
259 spin_unlock_irqrestore(&bcs->cs->lock, flags); 238 spin_unlock_irqrestore(&bcs->cs->lock, flags);
260 return; 239 return;
261 } 240 }
262 --bcs->use_count; 241 --bcs->use_count;
263 bcs->busy = 0; 242 bcs->busy = 0;
264 dbg(DEBUG_ANY, "freed channel %d", bcs->channel); 243 gig_dbg(DEBUG_ANY, "freed channel %d", bcs->channel);
265 spin_unlock_irqrestore(&bcs->cs->lock, flags); 244 spin_unlock_irqrestore(&bcs->cs->lock, flags);
266} 245}
267 246
@@ -274,14 +253,14 @@ int gigaset_get_channels(struct cardstate *cs)
274 for (i = 0; i < cs->channels; ++i) 253 for (i = 0; i < cs->channels; ++i)
275 if (cs->bcs[i].use_count) { 254 if (cs->bcs[i].use_count) {
276 spin_unlock_irqrestore(&cs->lock, flags); 255 spin_unlock_irqrestore(&cs->lock, flags);
277 dbg(DEBUG_ANY, "could not allocated all channels"); 256 gig_dbg(DEBUG_ANY, "could not allocate all channels");
278 return 0; 257 return 0;
279 } 258 }
280 for (i = 0; i < cs->channels; ++i) 259 for (i = 0; i < cs->channels; ++i)
281 ++cs->bcs[i].use_count; 260 ++cs->bcs[i].use_count;
282 spin_unlock_irqrestore(&cs->lock, flags); 261 spin_unlock_irqrestore(&cs->lock, flags);
283 262
284 dbg(DEBUG_ANY, "allocated all channels"); 263 gig_dbg(DEBUG_ANY, "allocated all channels");
285 264
286 return 1; 265 return 1;
287} 266}
@@ -291,7 +270,7 @@ void gigaset_free_channels(struct cardstate *cs)
291 unsigned long flags; 270 unsigned long flags;
292 int i; 271 int i;
293 272
294 dbg(DEBUG_ANY, "unblocking all channels"); 273 gig_dbg(DEBUG_ANY, "unblocking all channels");
295 spin_lock_irqsave(&cs->lock, flags); 274 spin_lock_irqsave(&cs->lock, flags);
296 for (i = 0; i < cs->channels; ++i) 275 for (i = 0; i < cs->channels; ++i)
297 --cs->bcs[i].use_count; 276 --cs->bcs[i].use_count;
@@ -303,7 +282,7 @@ void gigaset_block_channels(struct cardstate *cs)
303 unsigned long flags; 282 unsigned long flags;
304 int i; 283 int i;
305 284
306 dbg(DEBUG_ANY, "blocking all channels"); 285 gig_dbg(DEBUG_ANY, "blocking all channels");
307 spin_lock_irqsave(&cs->lock, flags); 286 spin_lock_irqsave(&cs->lock, flags);
308 for (i = 0; i < cs->channels; ++i) 287 for (i = 0; i < cs->channels; ++i)
309 ++cs->bcs[i].use_count; 288 ++cs->bcs[i].use_count;
@@ -314,25 +293,27 @@ static void clear_events(struct cardstate *cs)
314{ 293{
315 struct event_t *ev; 294 struct event_t *ev;
316 unsigned head, tail; 295 unsigned head, tail;
296 unsigned long flags;
317 297
318 /* no locking needed (no reader/writer allowed) */ 298 spin_lock_irqsave(&cs->ev_lock, flags);
319 299
320 head = atomic_read(&cs->ev_head); 300 head = cs->ev_head;
321 tail = atomic_read(&cs->ev_tail); 301 tail = cs->ev_tail;
322 302
323 while (tail != head) { 303 while (tail != head) {
324 ev = cs->events + head; 304 ev = cs->events + head;
325 kfree(ev->ptr); 305 kfree(ev->ptr);
326
327 head = (head + 1) % MAX_EVENTS; 306 head = (head + 1) % MAX_EVENTS;
328 } 307 }
329 308
330 atomic_set(&cs->ev_head, tail); 309 cs->ev_head = tail;
310
311 spin_unlock_irqrestore(&cs->ev_lock, flags);
331} 312}
332 313
333struct event_t *gigaset_add_event(struct cardstate *cs, 314struct event_t *gigaset_add_event(struct cardstate *cs,
334 struct at_state_t *at_state, int type, 315 struct at_state_t *at_state, int type,
335 void *ptr, int parameter, void *arg) 316 void *ptr, int parameter, void *arg)
336{ 317{
337 unsigned long flags; 318 unsigned long flags;
338 unsigned next, tail; 319 unsigned next, tail;
@@ -340,9 +321,9 @@ struct event_t *gigaset_add_event(struct cardstate *cs,
340 321
341 spin_lock_irqsave(&cs->ev_lock, flags); 322 spin_lock_irqsave(&cs->ev_lock, flags);
342 323
343 tail = atomic_read(&cs->ev_tail); 324 tail = cs->ev_tail;
344 next = (tail + 1) % MAX_EVENTS; 325 next = (tail + 1) % MAX_EVENTS;
345 if (unlikely(next == atomic_read(&cs->ev_head))) 326 if (unlikely(next == cs->ev_head))
346 err("event queue full"); 327 err("event queue full");
347 else { 328 else {
348 event = cs->events + tail; 329 event = cs->events + tail;
@@ -352,7 +333,7 @@ struct event_t *gigaset_add_event(struct cardstate *cs,
352 event->ptr = ptr; 333 event->ptr = ptr;
353 event->arg = arg; 334 event->arg = arg;
354 event->parameter = parameter; 335 event->parameter = parameter;
355 atomic_set(&cs->ev_tail, next); 336 cs->ev_tail = next;
356 } 337 }
357 338
358 spin_unlock_irqrestore(&cs->ev_lock, flags); 339 spin_unlock_irqrestore(&cs->ev_lock, flags);
@@ -391,14 +372,14 @@ static void gigaset_freebcs(struct bc_state *bcs)
391{ 372{
392 int i; 373 int i;
393 374
394 dbg(DEBUG_INIT, "freeing bcs[%d]->hw", bcs->channel); 375 gig_dbg(DEBUG_INIT, "freeing bcs[%d]->hw", bcs->channel);
395 if (!bcs->cs->ops->freebcshw(bcs)) { 376 if (!bcs->cs->ops->freebcshw(bcs)) {
396 dbg(DEBUG_INIT, "failed"); 377 gig_dbg(DEBUG_INIT, "failed");
397 } 378 }
398 379
399 dbg(DEBUG_INIT, "clearing bcs[%d]->at_state", bcs->channel); 380 gig_dbg(DEBUG_INIT, "clearing bcs[%d]->at_state", bcs->channel);
400 clear_at_state(&bcs->at_state); 381 clear_at_state(&bcs->at_state);
401 dbg(DEBUG_INIT, "freeing bcs[%d]->skb", bcs->channel); 382 gig_dbg(DEBUG_INIT, "freeing bcs[%d]->skb", bcs->channel);
402 383
403 if (bcs->skb) 384 if (bcs->skb)
404 dev_kfree_skb(bcs->skb); 385 dev_kfree_skb(bcs->skb);
@@ -408,6 +389,52 @@ static void gigaset_freebcs(struct bc_state *bcs)
408 } 389 }
409} 390}
410 391
392static struct cardstate *alloc_cs(struct gigaset_driver *drv)
393{
394 unsigned long flags;
395 unsigned i;
396 static struct cardstate *ret = NULL;
397
398 spin_lock_irqsave(&drv->lock, flags);
399 for (i = 0; i < drv->minors; ++i) {
400 if (!(drv->flags[i] & VALID_MINOR)) {
401 drv->flags[i] = VALID_MINOR;
402 ret = drv->cs + i;
403 }
404 if (ret)
405 break;
406 }
407 spin_unlock_irqrestore(&drv->lock, flags);
408 return ret;
409}
410
411static void free_cs(struct cardstate *cs)
412{
413 unsigned long flags;
414 struct gigaset_driver *drv = cs->driver;
415 spin_lock_irqsave(&drv->lock, flags);
416 drv->flags[cs->minor_index] = 0;
417 spin_unlock_irqrestore(&drv->lock, flags);
418}
419
420static void make_valid(struct cardstate *cs, unsigned mask)
421{
422 unsigned long flags;
423 struct gigaset_driver *drv = cs->driver;
424 spin_lock_irqsave(&drv->lock, flags);
425 drv->flags[cs->minor_index] |= mask;
426 spin_unlock_irqrestore(&drv->lock, flags);
427}
428
429static void make_invalid(struct cardstate *cs, unsigned mask)
430{
431 unsigned long flags;
432 struct gigaset_driver *drv = cs->driver;
433 spin_lock_irqsave(&drv->lock, flags);
434 drv->flags[cs->minor_index] &= ~mask;
435 spin_unlock_irqrestore(&drv->lock, flags);
436}
437
411void gigaset_freecs(struct cardstate *cs) 438void gigaset_freecs(struct cardstate *cs)
412{ 439{
413 int i; 440 int i;
@@ -416,7 +443,7 @@ void gigaset_freecs(struct cardstate *cs)
416 if (!cs) 443 if (!cs)
417 return; 444 return;
418 445
419 down(&cs->sem); 446 mutex_lock(&cs->mutex);
420 447
421 if (!cs->bcs) 448 if (!cs->bcs)
422 goto f_cs; 449 goto f_cs;
@@ -424,8 +451,9 @@ void gigaset_freecs(struct cardstate *cs)
424 goto f_bcs; 451 goto f_bcs;
425 452
426 spin_lock_irqsave(&cs->lock, flags); 453 spin_lock_irqsave(&cs->lock, flags);
427 atomic_set(&cs->running, 0); 454 cs->running = 0;
428 spin_unlock_irqrestore(&cs->lock, flags); /* event handler and timer are not rescheduled below */ 455 spin_unlock_irqrestore(&cs->lock, flags); /* event handler and timer are
456 not rescheduled below */
429 457
430 tasklet_kill(&cs->event_tasklet); 458 tasklet_kill(&cs->event_tasklet);
431 del_timer_sync(&cs->timer); 459 del_timer_sync(&cs->timer);
@@ -434,7 +462,7 @@ void gigaset_freecs(struct cardstate *cs)
434 default: 462 default:
435 gigaset_if_free(cs); 463 gigaset_if_free(cs);
436 464
437 dbg(DEBUG_INIT, "clearing hw"); 465 gig_dbg(DEBUG_INIT, "clearing hw");
438 cs->ops->freecshw(cs); 466 cs->ops->freecshw(cs);
439 467
440 //FIXME cmdbuf 468 //FIXME cmdbuf
@@ -443,36 +471,36 @@ void gigaset_freecs(struct cardstate *cs)
443 case 2: /* error in initcshw */ 471 case 2: /* error in initcshw */
444 /* Deregister from LL */ 472 /* Deregister from LL */
445 make_invalid(cs, VALID_ID); 473 make_invalid(cs, VALID_ID);
446 dbg(DEBUG_INIT, "clearing iif"); 474 gig_dbg(DEBUG_INIT, "clearing iif");
447 gigaset_i4l_cmd(cs, ISDN_STAT_UNLOAD); 475 gigaset_i4l_cmd(cs, ISDN_STAT_UNLOAD);
448 476
449 /* fall through */ 477 /* fall through */
450 case 1: /* error when regestering to LL */ 478 case 1: /* error when regestering to LL */
451 dbg(DEBUG_INIT, "clearing at_state"); 479 gig_dbg(DEBUG_INIT, "clearing at_state");
452 clear_at_state(&cs->at_state); 480 clear_at_state(&cs->at_state);
453 dealloc_at_states(cs); 481 dealloc_at_states(cs);
454 482
455 /* fall through */ 483 /* fall through */
456 case 0: /* error in one call to initbcs */ 484 case 0: /* error in one call to initbcs */
457 for (i = 0; i < cs->channels; ++i) { 485 for (i = 0; i < cs->channels; ++i) {
458 dbg(DEBUG_INIT, "clearing bcs[%d]", i); 486 gig_dbg(DEBUG_INIT, "clearing bcs[%d]", i);
459 gigaset_freebcs(cs->bcs + i); 487 gigaset_freebcs(cs->bcs + i);
460 } 488 }
461 489
462 clear_events(cs); 490 clear_events(cs);
463 dbg(DEBUG_INIT, "freeing inbuf"); 491 gig_dbg(DEBUG_INIT, "freeing inbuf");
464 kfree(cs->inbuf); 492 kfree(cs->inbuf);
465 } 493 }
466f_bcs: dbg(DEBUG_INIT, "freeing bcs[]"); 494f_bcs: gig_dbg(DEBUG_INIT, "freeing bcs[]");
467 kfree(cs->bcs); 495 kfree(cs->bcs);
468f_cs: dbg(DEBUG_INIT, "freeing cs"); 496f_cs: gig_dbg(DEBUG_INIT, "freeing cs");
469 up(&cs->sem); 497 mutex_unlock(&cs->mutex);
470 free_cs(cs); 498 free_cs(cs);
471} 499}
472EXPORT_SYMBOL_GPL(gigaset_freecs); 500EXPORT_SYMBOL_GPL(gigaset_freecs);
473 501
474void gigaset_at_init(struct at_state_t *at_state, struct bc_state *bcs, 502void gigaset_at_init(struct at_state_t *at_state, struct bc_state *bcs,
475 struct cardstate *cs, int cid) 503 struct cardstate *cs, int cid)
476{ 504{
477 int i; 505 int i;
478 506
@@ -482,8 +510,8 @@ void gigaset_at_init(struct at_state_t *at_state, struct bc_state *bcs,
482 at_state->pending_commands = 0; 510 at_state->pending_commands = 0;
483 at_state->timer_expires = 0; 511 at_state->timer_expires = 0;
484 at_state->timer_active = 0; 512 at_state->timer_active = 0;
485 atomic_set(&at_state->timer_index, 0); 513 at_state->timer_index = 0;
486 atomic_set(&at_state->seq_index, 0); 514 at_state->seq_index = 0;
487 at_state->ConState = 0; 515 at_state->ConState = 0;
488 for (i = 0; i < STR_NUM; ++i) 516 for (i = 0; i < STR_NUM; ++i)
489 at_state->str_var[i] = NULL; 517 at_state->str_var[i] = NULL;
@@ -501,7 +529,7 @@ void gigaset_at_init(struct at_state_t *at_state, struct bc_state *bcs,
501 529
502 530
503static void gigaset_inbuf_init(struct inbuf_t *inbuf, struct bc_state *bcs, 531static void gigaset_inbuf_init(struct inbuf_t *inbuf, struct bc_state *bcs,
504 struct cardstate *cs, int inputstate) 532 struct cardstate *cs, int inputstate)
505/* inbuf->read must be allocated before! */ 533/* inbuf->read must be allocated before! */
506{ 534{
507 atomic_set(&inbuf->head, 0); 535 atomic_set(&inbuf->head, 0);
@@ -512,9 +540,50 @@ static void gigaset_inbuf_init(struct inbuf_t *inbuf, struct bc_state *bcs,
512 inbuf->inputstate = inputstate; 540 inbuf->inputstate = inputstate;
513} 541}
514 542
543/* append received bytes to inbuf */
544int gigaset_fill_inbuf(struct inbuf_t *inbuf, const unsigned char *src,
545 unsigned numbytes)
546{
547 unsigned n, head, tail, bytesleft;
548
549 gig_dbg(DEBUG_INTR, "received %u bytes", numbytes);
550
551 if (!numbytes)
552 return 0;
553
554 bytesleft = numbytes;
555 tail = atomic_read(&inbuf->tail);
556 head = atomic_read(&inbuf->head);
557 gig_dbg(DEBUG_INTR, "buffer state: %u -> %u", head, tail);
558
559 while (bytesleft) {
560 if (head > tail)
561 n = head - 1 - tail;
562 else if (head == 0)
563 n = (RBUFSIZE-1) - tail;
564 else
565 n = RBUFSIZE - tail;
566 if (!n) {
567 dev_err(inbuf->cs->dev,
568 "buffer overflow (%u bytes lost)", bytesleft);
569 break;
570 }
571 if (n > bytesleft)
572 n = bytesleft;
573 memcpy(inbuf->data + tail, src, n);
574 bytesleft -= n;
575 tail = (tail + n) % RBUFSIZE;
576 src += n;
577 }
578 gig_dbg(DEBUG_INTR, "setting tail to %u", tail);
579 atomic_set(&inbuf->tail, tail);
580 return numbytes != bytesleft;
581}
582EXPORT_SYMBOL_GPL(gigaset_fill_inbuf);
583
515/* Initialize the b-channel structure */ 584/* Initialize the b-channel structure */
516static struct bc_state *gigaset_initbcs(struct bc_state *bcs, 585static struct bc_state *gigaset_initbcs(struct bc_state *bcs,
517 struct cardstate *cs, int channel) 586 struct cardstate *cs, int channel)
518{ 587{
519 int i; 588 int i;
520 589
@@ -526,7 +595,7 @@ static struct bc_state *gigaset_initbcs(struct bc_state *bcs,
526 bcs->trans_down = 0; 595 bcs->trans_down = 0;
527 bcs->trans_up = 0; 596 bcs->trans_up = 0;
528 597
529 dbg(DEBUG_INIT, "setting up bcs[%d]->at_state", channel); 598 gig_dbg(DEBUG_INIT, "setting up bcs[%d]->at_state", channel);
530 gigaset_at_init(&bcs->at_state, bcs, cs, -1); 599 gigaset_at_init(&bcs->at_state, bcs, cs, -1);
531 600
532 bcs->rcvbytes = 0; 601 bcs->rcvbytes = 0;
@@ -535,7 +604,7 @@ static struct bc_state *gigaset_initbcs(struct bc_state *bcs,
535 bcs->emptycount = 0; 604 bcs->emptycount = 0;
536#endif 605#endif
537 606
538 dbg(DEBUG_INIT, "allocating bcs[%d]->skb", channel); 607 gig_dbg(DEBUG_INIT, "allocating bcs[%d]->skb", channel);
539 bcs->fcs = PPP_INITFCS; 608 bcs->fcs = PPP_INITFCS;
540 bcs->inputstate = 0; 609 bcs->inputstate = 0;
541 if (cs->ignoreframes) { 610 if (cs->ignoreframes) {
@@ -544,7 +613,7 @@ static struct bc_state *gigaset_initbcs(struct bc_state *bcs,
544 } else if ((bcs->skb = dev_alloc_skb(SBUFSIZE + HW_HDR_LEN)) != NULL) 613 } else if ((bcs->skb = dev_alloc_skb(SBUFSIZE + HW_HDR_LEN)) != NULL)
545 skb_reserve(bcs->skb, HW_HDR_LEN); 614 skb_reserve(bcs->skb, HW_HDR_LEN);
546 else { 615 else {
547 warn("could not allocate skb"); 616 dev_warn(cs->dev, "could not allocate skb\n");
548 bcs->inputstate |= INS_skip_frame; 617 bcs->inputstate |= INS_skip_frame;
549 } 618 }
550 619
@@ -559,14 +628,13 @@ static struct bc_state *gigaset_initbcs(struct bc_state *bcs,
559 for (i = 0; i < AT_NUM; ++i) 628 for (i = 0; i < AT_NUM; ++i)
560 bcs->commands[i] = NULL; 629 bcs->commands[i] = NULL;
561 630
562 dbg(DEBUG_INIT, " setting up bcs[%d]->hw", channel); 631 gig_dbg(DEBUG_INIT, " setting up bcs[%d]->hw", channel);
563 if (cs->ops->initbcshw(bcs)) 632 if (cs->ops->initbcshw(bcs))
564 return bcs; 633 return bcs;
565 634
566//error: 635 gig_dbg(DEBUG_INIT, " failed");
567 dbg(DEBUG_INIT, " failed");
568 636
569 dbg(DEBUG_INIT, " freeing bcs[%d]->skb", channel); 637 gig_dbg(DEBUG_INIT, " freeing bcs[%d]->skb", channel);
570 if (bcs->skb) 638 if (bcs->skb)
571 dev_kfree_skb(bcs->skb); 639 dev_kfree_skb(bcs->skb);
572 640
@@ -578,9 +646,10 @@ static struct bc_state *gigaset_initbcs(struct bc_state *bcs,
578 * Calls hardware dependent gigaset_initcshw() function 646 * Calls hardware dependent gigaset_initcshw() function
579 * Calls B channel initialization function gigaset_initbcs() for each B channel 647 * Calls B channel initialization function gigaset_initbcs() for each B channel
580 * parameters: 648 * parameters:
581 * drv hardware driver the device belongs to 649 * drv hardware driver the device belongs to
582 * channels number of B channels supported by device 650 * channels number of B channels supported by device
583 * onechannel !=0: B channel data and AT commands share one communication channel 651 * onechannel !=0: B channel data and AT commands share one
652 * communication channel
584 * ==0: B channels have separate communication channels 653 * ==0: B channels have separate communication channels
585 * ignoreframes number of frames to ignore after setting up B channel 654 * ignoreframes number of frames to ignore after setting up B channel
586 * cidmode !=0: start in CallID mode 655 * cidmode !=0: start in CallID mode
@@ -593,17 +662,18 @@ struct cardstate *gigaset_initcs(struct gigaset_driver *drv, int channels,
593 int cidmode, const char *modulename) 662 int cidmode, const char *modulename)
594{ 663{
595 struct cardstate *cs = NULL; 664 struct cardstate *cs = NULL;
665 unsigned long flags;
596 int i; 666 int i;
597 667
598 dbg(DEBUG_INIT, "allocating cs"); 668 gig_dbg(DEBUG_INIT, "allocating cs");
599 cs = alloc_cs(drv); 669 cs = alloc_cs(drv);
600 if (!cs) 670 if (!cs)
601 goto error; 671 goto error;
602 dbg(DEBUG_INIT, "allocating bcs[0..%d]", channels - 1); 672 gig_dbg(DEBUG_INIT, "allocating bcs[0..%d]", channels - 1);
603 cs->bcs = kmalloc(channels * sizeof(struct bc_state), GFP_KERNEL); 673 cs->bcs = kmalloc(channels * sizeof(struct bc_state), GFP_KERNEL);
604 if (!cs->bcs) 674 if (!cs->bcs)
605 goto error; 675 goto error;
606 dbg(DEBUG_INIT, "allocating inbuf"); 676 gig_dbg(DEBUG_INIT, "allocating inbuf");
607 cs->inbuf = kmalloc(sizeof(struct inbuf_t), GFP_KERNEL); 677 cs->inbuf = kmalloc(sizeof(struct inbuf_t), GFP_KERNEL);
608 if (!cs->inbuf) 678 if (!cs->inbuf)
609 goto error; 679 goto error;
@@ -613,19 +683,23 @@ struct cardstate *gigaset_initcs(struct gigaset_driver *drv, int channels,
613 cs->onechannel = onechannel; 683 cs->onechannel = onechannel;
614 cs->ignoreframes = ignoreframes; 684 cs->ignoreframes = ignoreframes;
615 INIT_LIST_HEAD(&cs->temp_at_states); 685 INIT_LIST_HEAD(&cs->temp_at_states);
616 atomic_set(&cs->running, 0); 686 cs->running = 0;
617 init_timer(&cs->timer); /* clear next & prev */ 687 init_timer(&cs->timer); /* clear next & prev */
618 spin_lock_init(&cs->ev_lock); 688 spin_lock_init(&cs->ev_lock);
619 atomic_set(&cs->ev_tail, 0); 689 cs->ev_tail = 0;
620 atomic_set(&cs->ev_head, 0); 690 cs->ev_head = 0;
621 init_MUTEX_LOCKED(&cs->sem); 691 mutex_init(&cs->mutex);
622 tasklet_init(&cs->event_tasklet, &gigaset_handle_event, (unsigned long) cs); 692 mutex_lock(&cs->mutex);
693
694 tasklet_init(&cs->event_tasklet, &gigaset_handle_event,
695 (unsigned long) cs);
623 atomic_set(&cs->commands_pending, 0); 696 atomic_set(&cs->commands_pending, 0);
624 cs->cur_at_seq = 0; 697 cs->cur_at_seq = 0;
625 cs->gotfwver = -1; 698 cs->gotfwver = -1;
626 cs->open_count = 0; 699 cs->open_count = 0;
700 cs->dev = NULL;
627 cs->tty = NULL; 701 cs->tty = NULL;
628 atomic_set(&cs->cidmode, cidmode != 0); 702 cs->cidmode = cidmode != 0;
629 703
630 //if(onechannel) { //FIXME 704 //if(onechannel) { //FIXME
631 cs->tabnocid = gigaset_tab_nocid_m10x; 705 cs->tabnocid = gigaset_tab_nocid_m10x;
@@ -642,50 +716,43 @@ struct cardstate *gigaset_initcs(struct gigaset_driver *drv, int channels,
642 atomic_set(&cs->mstate, MS_UNINITIALIZED); 716 atomic_set(&cs->mstate, MS_UNINITIALIZED);
643 717
644 for (i = 0; i < channels; ++i) { 718 for (i = 0; i < channels; ++i) {
645 dbg(DEBUG_INIT, "setting up bcs[%d].read", i); 719 gig_dbg(DEBUG_INIT, "setting up bcs[%d].read", i);
646 if (!gigaset_initbcs(cs->bcs + i, cs, i)) 720 if (!gigaset_initbcs(cs->bcs + i, cs, i))
647 goto error; 721 goto error;
648 } 722 }
649 723
650 ++cs->cs_init; 724 ++cs->cs_init;
651 725
652 dbg(DEBUG_INIT, "setting up at_state"); 726 gig_dbg(DEBUG_INIT, "setting up at_state");
653 spin_lock_init(&cs->lock); 727 spin_lock_init(&cs->lock);
654 gigaset_at_init(&cs->at_state, NULL, cs, 0); 728 gigaset_at_init(&cs->at_state, NULL, cs, 0);
655 cs->dle = 0; 729 cs->dle = 0;
656 cs->cbytes = 0; 730 cs->cbytes = 0;
657 731
658 dbg(DEBUG_INIT, "setting up inbuf"); 732 gig_dbg(DEBUG_INIT, "setting up inbuf");
659 if (onechannel) { //FIXME distinction necessary? 733 if (onechannel) { //FIXME distinction necessary?
660 gigaset_inbuf_init(cs->inbuf, cs->bcs, cs, INS_command); 734 gigaset_inbuf_init(cs->inbuf, cs->bcs, cs, INS_command);
661 } else 735 } else
662 gigaset_inbuf_init(cs->inbuf, NULL, cs, INS_command); 736 gigaset_inbuf_init(cs->inbuf, NULL, cs, INS_command);
663 737
664 atomic_set(&cs->connected, 0); 738 cs->connected = 0;
739 cs->isdn_up = 0;
665 740
666 dbg(DEBUG_INIT, "setting up cmdbuf"); 741 gig_dbg(DEBUG_INIT, "setting up cmdbuf");
667 cs->cmdbuf = cs->lastcmdbuf = NULL; 742 cs->cmdbuf = cs->lastcmdbuf = NULL;
668 spin_lock_init(&cs->cmdlock); 743 spin_lock_init(&cs->cmdlock);
669 cs->curlen = 0; 744 cs->curlen = 0;
670 cs->cmdbytes = 0; 745 cs->cmdbytes = 0;
671 746
672 /* 747 gig_dbg(DEBUG_INIT, "setting up iif");
673 * Tell the ISDN4Linux subsystem (the LL) that
674 * a driver for a USB-Device is available !
675 * If this is done, "isdnctrl" is able to bind a device for this driver even
676 * if no physical usb-device is currently connected.
677 * But this device will just be accessable if a physical USB device is connected
678 * (via "gigaset_probe") .
679 */
680 dbg(DEBUG_INIT, "setting up iif");
681 if (!gigaset_register_to_LL(cs, modulename)) { 748 if (!gigaset_register_to_LL(cs, modulename)) {
682 err("register_isdn=>error"); 749 err("register_isdn failed");
683 goto error; 750 goto error;
684 } 751 }
685 752
686 make_valid(cs, VALID_ID); 753 make_valid(cs, VALID_ID);
687 ++cs->cs_init; 754 ++cs->cs_init;
688 dbg(DEBUG_INIT, "setting up hw"); 755 gig_dbg(DEBUG_INIT, "setting up hw");
689 if (!cs->ops->initcshw(cs)) 756 if (!cs->ops->initcshw(cs))
690 goto error; 757 goto error;
691 758
@@ -693,27 +760,29 @@ struct cardstate *gigaset_initcs(struct gigaset_driver *drv, int channels,
693 760
694 gigaset_if_init(cs); 761 gigaset_if_init(cs);
695 762
696 atomic_set(&cs->running, 1); 763 spin_lock_irqsave(&cs->lock, flags);
697 cs->timer.data = (unsigned long) cs; 764 cs->running = 1;
698 cs->timer.function = timer_tick; 765 spin_unlock_irqrestore(&cs->lock, flags);
699 cs->timer.expires = jiffies + GIG_TICK; 766 setup_timer(&cs->timer, timer_tick, (unsigned long) cs);
767 cs->timer.expires = jiffies + msecs_to_jiffies(GIG_TICK);
700 /* FIXME: can jiffies increase too much until the timer is added? 768 /* FIXME: can jiffies increase too much until the timer is added?
701 * Same problem(?) with mod_timer() in timer_tick(). */ 769 * Same problem(?) with mod_timer() in timer_tick(). */
702 add_timer(&cs->timer); 770 add_timer(&cs->timer);
703 771
704 dbg(DEBUG_INIT, "cs initialized!"); 772 gig_dbg(DEBUG_INIT, "cs initialized");
705 up(&cs->sem); 773 mutex_unlock(&cs->mutex);
706 return cs; 774 return cs;
707 775
708error: if (cs) 776error: if (cs)
709 up(&cs->sem); 777 mutex_unlock(&cs->mutex);
710 dbg(DEBUG_INIT, "failed"); 778 gig_dbg(DEBUG_INIT, "failed");
711 gigaset_freecs(cs); 779 gigaset_freecs(cs);
712 return NULL; 780 return NULL;
713} 781}
714EXPORT_SYMBOL_GPL(gigaset_initcs); 782EXPORT_SYMBOL_GPL(gigaset_initcs);
715 783
716/* ReInitialize the b-channel structure */ /* e.g. called on hangup, disconnect */ 784/* ReInitialize the b-channel structure */
785/* e.g. called on hangup, disconnect */
717void gigaset_bcs_reinit(struct bc_state *bcs) 786void gigaset_bcs_reinit(struct bc_state *bcs)
718{ 787{
719 struct sk_buff *skb; 788 struct sk_buff *skb;
@@ -723,12 +792,12 @@ void gigaset_bcs_reinit(struct bc_state *bcs)
723 while ((skb = skb_dequeue(&bcs->squeue)) != NULL) 792 while ((skb = skb_dequeue(&bcs->squeue)) != NULL)
724 dev_kfree_skb(skb); 793 dev_kfree_skb(skb);
725 794
726 spin_lock_irqsave(&cs->lock, flags); //FIXME 795 spin_lock_irqsave(&cs->lock, flags);
727 clear_at_state(&bcs->at_state); 796 clear_at_state(&bcs->at_state);
728 bcs->at_state.ConState = 0; 797 bcs->at_state.ConState = 0;
729 bcs->at_state.timer_active = 0; 798 bcs->at_state.timer_active = 0;
730 bcs->at_state.timer_expires = 0; 799 bcs->at_state.timer_expires = 0;
731 bcs->at_state.cid = -1; /* No CID defined */ 800 bcs->at_state.cid = -1; /* No CID defined */
732 spin_unlock_irqrestore(&cs->lock, flags); 801 spin_unlock_irqrestore(&cs->lock, flags);
733 802
734 bcs->inputstate = 0; 803 bcs->inputstate = 0;
@@ -803,11 +872,14 @@ static void cleanup_cs(struct cardstate *cs)
803 872
804int gigaset_start(struct cardstate *cs) 873int gigaset_start(struct cardstate *cs)
805{ 874{
806 if (down_interruptible(&cs->sem)) 875 unsigned long flags;
876
877 if (mutex_lock_interruptible(&cs->mutex))
807 return 0; 878 return 0;
808 //info("USB device for Gigaset 307x now attached to Dev %d", ucs->minor);
809 879
810 atomic_set(&cs->connected, 1); 880 spin_lock_irqsave(&cs->lock, flags);
881 cs->connected = 1;
882 spin_unlock_irqrestore(&cs->lock, flags);
811 883
812 if (atomic_read(&cs->mstate) != MS_LOCKED) { 884 if (atomic_read(&cs->mstate) != MS_LOCKED) {
813 cs->ops->set_modem_ctrl(cs, 0, TIOCM_DTR|TIOCM_RTS); 885 cs->ops->set_modem_ctrl(cs, 0, TIOCM_DTR|TIOCM_RTS);
@@ -826,23 +898,26 @@ int gigaset_start(struct cardstate *cs)
826 goto error; 898 goto error;
827 } 899 }
828 900
829 dbg(DEBUG_CMD, "scheduling START"); 901 gig_dbg(DEBUG_CMD, "scheduling START");
830 gigaset_schedule_event(cs); 902 gigaset_schedule_event(cs);
831 903
832 wait_event(cs->waitqueue, !cs->waiting); 904 wait_event(cs->waitqueue, !cs->waiting);
833 905
834 up(&cs->sem); 906 /* set up device sysfs */
907 gigaset_init_dev_sysfs(cs);
908
909 mutex_unlock(&cs->mutex);
835 return 1; 910 return 1;
836 911
837error: 912error:
838 up(&cs->sem); 913 mutex_unlock(&cs->mutex);
839 return 0; 914 return 0;
840} 915}
841EXPORT_SYMBOL_GPL(gigaset_start); 916EXPORT_SYMBOL_GPL(gigaset_start);
842 917
843void gigaset_shutdown(struct cardstate *cs) 918void gigaset_shutdown(struct cardstate *cs)
844{ 919{
845 down(&cs->sem); 920 mutex_lock(&cs->mutex);
846 921
847 cs->waiting = 1; 922 cs->waiting = 1;
848 923
@@ -851,11 +926,11 @@ void gigaset_shutdown(struct cardstate *cs)
851 goto exit; 926 goto exit;
852 } 927 }
853 928
854 dbg(DEBUG_CMD, "scheduling SHUTDOWN"); 929 gig_dbg(DEBUG_CMD, "scheduling SHUTDOWN");
855 gigaset_schedule_event(cs); 930 gigaset_schedule_event(cs);
856 931
857 if (wait_event_interruptible(cs->waitqueue, !cs->waiting)) { 932 if (wait_event_interruptible(cs->waitqueue, !cs->waiting)) {
858 warn("aborted"); 933 warn("%s: aborted", __func__);
859 //FIXME 934 //FIXME
860 } 935 }
861 936
@@ -872,15 +947,13 @@ void gigaset_shutdown(struct cardstate *cs)
872 cleanup_cs(cs); 947 cleanup_cs(cs);
873 948
874exit: 949exit:
875 up(&cs->sem); 950 mutex_unlock(&cs->mutex);
876} 951}
877EXPORT_SYMBOL_GPL(gigaset_shutdown); 952EXPORT_SYMBOL_GPL(gigaset_shutdown);
878 953
879void gigaset_stop(struct cardstate *cs) 954void gigaset_stop(struct cardstate *cs)
880{ 955{
881 down(&cs->sem); 956 mutex_lock(&cs->mutex);
882
883 atomic_set(&cs->connected, 0);
884 957
885 cs->waiting = 1; 958 cs->waiting = 1;
886 959
@@ -889,21 +962,21 @@ void gigaset_stop(struct cardstate *cs)
889 goto exit; 962 goto exit;
890 } 963 }
891 964
892 dbg(DEBUG_CMD, "scheduling STOP"); 965 gig_dbg(DEBUG_CMD, "scheduling STOP");
893 gigaset_schedule_event(cs); 966 gigaset_schedule_event(cs);
894 967
895 if (wait_event_interruptible(cs->waitqueue, !cs->waiting)) { 968 if (wait_event_interruptible(cs->waitqueue, !cs->waiting)) {
896 warn("aborted"); 969 warn("%s: aborted", __func__);
897 //FIXME 970 //FIXME
898 } 971 }
899 972
900 /* Tell the LL that the device is not available .. */ 973 /* clear device sysfs */
901 gigaset_i4l_cmd(cs, ISDN_STAT_STOP); // FIXME move to event layer? 974 gigaset_free_dev_sysfs(cs);
902 975
903 cleanup_cs(cs); 976 cleanup_cs(cs);
904 977
905exit: 978exit:
906 up(&cs->sem); 979 mutex_unlock(&cs->mutex);
907} 980}
908EXPORT_SYMBOL_GPL(gigaset_stop); 981EXPORT_SYMBOL_GPL(gigaset_stop);
909 982
@@ -947,31 +1020,25 @@ void gigaset_debugdrivers(void)
947 1020
948 spin_lock_irqsave(&driver_lock, flags); 1021 spin_lock_irqsave(&driver_lock, flags);
949 list_for_each_entry(drv, &drivers, list) { 1022 list_for_each_entry(drv, &drivers, list) {
950 dbg(DEBUG_DRIVER, "driver %p", drv); 1023 gig_dbg(DEBUG_DRIVER, "driver %p", drv);
951 spin_lock(&drv->lock); 1024 spin_lock(&drv->lock);
952 for (i = 0; i < drv->minors; ++i) { 1025 for (i = 0; i < drv->minors; ++i) {
953 dbg(DEBUG_DRIVER, " index %u", i); 1026 gig_dbg(DEBUG_DRIVER, " index %u", i);
954 dbg(DEBUG_DRIVER, " flags 0x%02x", drv->flags[i]); 1027 gig_dbg(DEBUG_DRIVER, " flags 0x%02x",
1028 drv->flags[i]);
955 cs = drv->cs + i; 1029 cs = drv->cs + i;
956 dbg(DEBUG_DRIVER, " cardstate %p", cs); 1030 gig_dbg(DEBUG_DRIVER, " cardstate %p", cs);
957 dbg(DEBUG_DRIVER, " minor_index %u", cs->minor_index); 1031 gig_dbg(DEBUG_DRIVER, " minor_index %u",
958 dbg(DEBUG_DRIVER, " driver %p", cs->driver); 1032 cs->minor_index);
959 dbg(DEBUG_DRIVER, " i4l id %d", cs->myid); 1033 gig_dbg(DEBUG_DRIVER, " driver %p", cs->driver);
1034 gig_dbg(DEBUG_DRIVER, " i4l id %d", cs->myid);
960 } 1035 }
961 spin_unlock(&drv->lock); 1036 spin_unlock(&drv->lock);
962 } 1037 }
963 spin_unlock_irqrestore(&driver_lock, flags); 1038 spin_unlock_irqrestore(&driver_lock, flags);
964} 1039}
965EXPORT_SYMBOL_GPL(gigaset_debugdrivers);
966
967struct cardstate *gigaset_get_cs_by_tty(struct tty_struct *tty)
968{
969 if (tty->index < 0 || tty->index >= tty->driver->num)
970 return NULL;
971 return gigaset_get_cs_by_minor(tty->index + tty->driver->minor_start);
972}
973 1040
974struct cardstate *gigaset_get_cs_by_minor(unsigned minor) 1041static struct cardstate *gigaset_get_cs_by_minor(unsigned minor)
975{ 1042{
976 unsigned long flags; 1043 unsigned long flags;
977 static struct cardstate *ret = NULL; 1044 static struct cardstate *ret = NULL;
@@ -994,6 +1061,13 @@ struct cardstate *gigaset_get_cs_by_minor(unsigned minor)
994 return ret; 1061 return ret;
995} 1062}
996 1063
1064struct cardstate *gigaset_get_cs_by_tty(struct tty_struct *tty)
1065{
1066 if (tty->index < 0 || tty->index >= tty->driver->num)
1067 return NULL;
1068 return gigaset_get_cs_by_minor(tty->index + tty->driver->minor_start);
1069}
1070
997void gigaset_freedriver(struct gigaset_driver *drv) 1071void gigaset_freedriver(struct gigaset_driver *drv)
998{ 1072{
999 unsigned long flags; 1073 unsigned long flags;
@@ -1014,20 +1088,20 @@ EXPORT_SYMBOL_GPL(gigaset_freedriver);
1014/* gigaset_initdriver 1088/* gigaset_initdriver
1015 * Allocate and initialize gigaset_driver structure. Initialize interface. 1089 * Allocate and initialize gigaset_driver structure. Initialize interface.
1016 * parameters: 1090 * parameters:
1017 * minor First minor number 1091 * minor First minor number
1018 * minors Number of minors this driver can handle 1092 * minors Number of minors this driver can handle
1019 * procname Name of the driver (e.g. for /proc/tty/drivers, path in /proc/driver) 1093 * procname Name of the driver
1020 * devname Name of the device files (prefix without minor number) 1094 * devname Name of the device files (prefix without minor number)
1021 * devfsname Devfs name of the device files without %d 1095 * devfsname Devfs name of the device files without %d
1022 * return value: 1096 * return value:
1023 * Pointer to the gigaset_driver structure on success, NULL on failure. 1097 * Pointer to the gigaset_driver structure on success, NULL on failure.
1024 */ 1098 */
1025struct gigaset_driver *gigaset_initdriver(unsigned minor, unsigned minors, 1099struct gigaset_driver *gigaset_initdriver(unsigned minor, unsigned minors,
1026 const char *procname, 1100 const char *procname,
1027 const char *devname, 1101 const char *devname,
1028 const char *devfsname, 1102 const char *devfsname,
1029 const struct gigaset_ops *ops, 1103 const struct gigaset_ops *ops,
1030 struct module *owner) 1104 struct module *owner)
1031{ 1105{
1032 struct gigaset_driver *drv; 1106 struct gigaset_driver *drv;
1033 unsigned long flags; 1107 unsigned long flags;
@@ -1036,8 +1110,9 @@ struct gigaset_driver *gigaset_initdriver(unsigned minor, unsigned minors,
1036 drv = kmalloc(sizeof *drv, GFP_KERNEL); 1110 drv = kmalloc(sizeof *drv, GFP_KERNEL);
1037 if (!drv) 1111 if (!drv)
1038 return NULL; 1112 return NULL;
1113
1039 if (!try_module_get(owner)) 1114 if (!try_module_get(owner))
1040 return NULL; 1115 goto out1;
1041 1116
1042 drv->cs = NULL; 1117 drv->cs = NULL;
1043 drv->have_tty = 0; 1118 drv->have_tty = 0;
@@ -1051,10 +1126,11 @@ struct gigaset_driver *gigaset_initdriver(unsigned minor, unsigned minors,
1051 1126
1052 drv->cs = kmalloc(minors * sizeof *drv->cs, GFP_KERNEL); 1127 drv->cs = kmalloc(minors * sizeof *drv->cs, GFP_KERNEL);
1053 if (!drv->cs) 1128 if (!drv->cs)
1054 goto out1; 1129 goto out2;
1130
1055 drv->flags = kmalloc(minors * sizeof *drv->flags, GFP_KERNEL); 1131 drv->flags = kmalloc(minors * sizeof *drv->flags, GFP_KERNEL);
1056 if (!drv->flags) 1132 if (!drv->flags)
1057 goto out2; 1133 goto out3;
1058 1134
1059 for (i = 0; i < minors; ++i) { 1135 for (i = 0; i < minors; ++i) {
1060 drv->flags[i] = 0; 1136 drv->flags[i] = 0;
@@ -1071,61 +1147,16 @@ struct gigaset_driver *gigaset_initdriver(unsigned minor, unsigned minors,
1071 1147
1072 return drv; 1148 return drv;
1073 1149
1074out2: 1150out3:
1075 kfree(drv->cs); 1151 kfree(drv->cs);
1152out2:
1153 module_put(owner);
1076out1: 1154out1:
1077 kfree(drv); 1155 kfree(drv);
1078 module_put(owner);
1079 return NULL; 1156 return NULL;
1080} 1157}
1081EXPORT_SYMBOL_GPL(gigaset_initdriver); 1158EXPORT_SYMBOL_GPL(gigaset_initdriver);
1082 1159
1083static struct cardstate *alloc_cs(struct gigaset_driver *drv)
1084{
1085 unsigned long flags;
1086 unsigned i;
1087 static struct cardstate *ret = NULL;
1088
1089 spin_lock_irqsave(&drv->lock, flags);
1090 for (i = 0; i < drv->minors; ++i) {
1091 if (!(drv->flags[i] & VALID_MINOR)) {
1092 drv->flags[i] = VALID_MINOR;
1093 ret = drv->cs + i;
1094 }
1095 if (ret)
1096 break;
1097 }
1098 spin_unlock_irqrestore(&drv->lock, flags);
1099 return ret;
1100}
1101
1102static void free_cs(struct cardstate *cs)
1103{
1104 unsigned long flags;
1105 struct gigaset_driver *drv = cs->driver;
1106 spin_lock_irqsave(&drv->lock, flags);
1107 drv->flags[cs->minor_index] = 0;
1108 spin_unlock_irqrestore(&drv->lock, flags);
1109}
1110
1111static void make_valid(struct cardstate *cs, unsigned mask)
1112{
1113 unsigned long flags;
1114 struct gigaset_driver *drv = cs->driver;
1115 spin_lock_irqsave(&drv->lock, flags);
1116 drv->flags[cs->minor_index] |= mask;
1117 spin_unlock_irqrestore(&drv->lock, flags);
1118}
1119
1120static void make_invalid(struct cardstate *cs, unsigned mask)
1121{
1122 unsigned long flags;
1123 struct gigaset_driver *drv = cs->driver;
1124 spin_lock_irqsave(&drv->lock, flags);
1125 drv->flags[cs->minor_index] &= ~mask;
1126 spin_unlock_irqrestore(&drv->lock, flags);
1127}
1128
1129/* For drivers without fixed assignment device<->cardstate (usb) */ 1160/* For drivers without fixed assignment device<->cardstate (usb) */
1130struct cardstate *gigaset_getunassignedcs(struct gigaset_driver *drv) 1161struct cardstate *gigaset_getunassignedcs(struct gigaset_driver *drv)
1131{ 1162{
diff --git a/drivers/isdn/gigaset/ev-layer.c b/drivers/isdn/gigaset/ev-layer.c
index fdcb80bb21c7..1ba3424a286b 100644
--- a/drivers/isdn/gigaset/ev-layer.c
+++ b/drivers/isdn/gigaset/ev-layer.c
@@ -1,7 +1,7 @@
1/* 1/*
2 * Stuff used by all variants of the driver 2 * Stuff used by all variants of the driver
3 * 3 *
4 * Copyright (c) 2001 by Stefan Eilers <Eilers.Stefan@epost.de>, 4 * Copyright (c) 2001 by Stefan Eilers,
5 * Hansjoerg Lipp <hjlipp@web.de>, 5 * Hansjoerg Lipp <hjlipp@web.de>,
6 * Tilman Schmidt <tilman@imap.cc>. 6 * Tilman Schmidt <tilman@imap.cc>.
7 * 7 *
@@ -11,82 +11,78 @@
11 * published by the Free Software Foundation; either version 2 of 11 * published by the Free Software Foundation; either version 2 of
12 * the License, or (at your option) any later version. 12 * the License, or (at your option) any later version.
13 * ===================================================================== 13 * =====================================================================
14 * ToDo: ...
15 * =====================================================================
16 * Version: $Id: ev-layer.c,v 1.4.2.18 2006/02/04 18:28:16 hjlipp Exp $
17 * =====================================================================
18 */ 14 */
19 15
20#include "gigaset.h" 16#include "gigaset.h"
21 17
22/* ========================================================== */ 18/* ========================================================== */
23/* bit masks for pending commands */ 19/* bit masks for pending commands */
24#define PC_INIT 0x004 20#define PC_DIAL 0x001
25#define PC_DLE0 0x008 21#define PC_HUP 0x002
26#define PC_DLE1 0x010 22#define PC_INIT 0x004
27#define PC_CID 0x080 23#define PC_DLE0 0x008
28#define PC_NOCID 0x100 24#define PC_DLE1 0x010
29#define PC_HUP 0x002 25#define PC_SHUTDOWN 0x020
30#define PC_DIAL 0x001 26#define PC_ACCEPT 0x040
31#define PC_ACCEPT 0x040 27#define PC_CID 0x080
32#define PC_SHUTDOWN 0x020 28#define PC_NOCID 0x100
33#define PC_CIDMODE 0x200 29#define PC_CIDMODE 0x200
34#define PC_UMMODE 0x400 30#define PC_UMMODE 0x400
35 31
36/* types of modem responses */ 32/* types of modem responses */
37#define RT_NOTHING 0 33#define RT_NOTHING 0
38#define RT_ZSAU 1 34#define RT_ZSAU 1
39#define RT_RING 2 35#define RT_RING 2
40#define RT_NUMBER 3 36#define RT_NUMBER 3
41#define RT_STRING 4 37#define RT_STRING 4
42#define RT_HEX 5 38#define RT_HEX 5
43#define RT_ZCAU 6 39#define RT_ZCAU 6
44 40
45/* Possible ASCII responses */ 41/* Possible ASCII responses */
46#define RSP_OK 0 42#define RSP_OK 0
47//#define RSP_BUSY 1 43//#define RSP_BUSY 1
48//#define RSP_CONNECT 2 44//#define RSP_CONNECT 2
49#define RSP_ZGCI 3 45#define RSP_ZGCI 3
50#define RSP_RING 4 46#define RSP_RING 4
51#define RSP_ZAOC 5 47#define RSP_ZAOC 5
52#define RSP_ZCSTR 6 48#define RSP_ZCSTR 6
53#define RSP_ZCFGT 7 49#define RSP_ZCFGT 7
54#define RSP_ZCFG 8 50#define RSP_ZCFG 8
55#define RSP_ZCCR 9 51#define RSP_ZCCR 9
56#define RSP_EMPTY 10 52#define RSP_EMPTY 10
57#define RSP_ZLOG 11 53#define RSP_ZLOG 11
58#define RSP_ZCAU 12 54#define RSP_ZCAU 12
59#define RSP_ZMWI 13 55#define RSP_ZMWI 13
60#define RSP_ZABINFO 14 56#define RSP_ZABINFO 14
61#define RSP_ZSMLSTCHG 15 57#define RSP_ZSMLSTCHG 15
62#define RSP_VAR 100 58#define RSP_VAR 100
63#define RSP_ZSAU (RSP_VAR + VAR_ZSAU) 59#define RSP_ZSAU (RSP_VAR + VAR_ZSAU)
64#define RSP_ZDLE (RSP_VAR + VAR_ZDLE) 60#define RSP_ZDLE (RSP_VAR + VAR_ZDLE)
65#define RSP_ZVLS (RSP_VAR + VAR_ZVLS) 61#define RSP_ZVLS (RSP_VAR + VAR_ZVLS)
66#define RSP_ZCTP (RSP_VAR + VAR_ZCTP) 62#define RSP_ZCTP (RSP_VAR + VAR_ZCTP)
67#define RSP_STR (RSP_VAR + VAR_NUM) 63#define RSP_STR (RSP_VAR + VAR_NUM)
68#define RSP_NMBR (RSP_STR + STR_NMBR) 64#define RSP_NMBR (RSP_STR + STR_NMBR)
69#define RSP_ZCPN (RSP_STR + STR_ZCPN) 65#define RSP_ZCPN (RSP_STR + STR_ZCPN)
70#define RSP_ZCON (RSP_STR + STR_ZCON) 66#define RSP_ZCON (RSP_STR + STR_ZCON)
71#define RSP_ZBC (RSP_STR + STR_ZBC) 67#define RSP_ZBC (RSP_STR + STR_ZBC)
72#define RSP_ZHLC (RSP_STR + STR_ZHLC) 68#define RSP_ZHLC (RSP_STR + STR_ZHLC)
73#define RSP_ERROR -1 /* ERROR */ 69#define RSP_ERROR -1 /* ERROR */
74#define RSP_WRONG_CID -2 /* unknown cid in cmd */ 70#define RSP_WRONG_CID -2 /* unknown cid in cmd */
75//#define RSP_EMPTY -3 71//#define RSP_EMPTY -3
76#define RSP_UNKNOWN -4 /* unknown response */ 72#define RSP_UNKNOWN -4 /* unknown response */
77#define RSP_FAIL -5 /* internal error */ 73#define RSP_FAIL -5 /* internal error */
78#define RSP_INVAL -6 /* invalid response */ 74#define RSP_INVAL -6 /* invalid response */
79 75
80#define RSP_NONE -19 76#define RSP_NONE -19
81#define RSP_STRING -20 77#define RSP_STRING -20
82#define RSP_NULL -21 78#define RSP_NULL -21
83//#define RSP_RETRYFAIL -22 79//#define RSP_RETRYFAIL -22
84//#define RSP_RETRY -23 80//#define RSP_RETRY -23
85//#define RSP_SKIP -24 81//#define RSP_SKIP -24
86#define RSP_INIT -27 82#define RSP_INIT -27
87#define RSP_ANY -26 83#define RSP_ANY -26
88#define RSP_LAST -28 84#define RSP_LAST -28
89#define RSP_NODEV -9 85#define RSP_NODEV -9
90 86
91/* actions for process_response */ 87/* actions for process_response */
92#define ACT_NOTHING 0 88#define ACT_NOTHING 0
@@ -112,7 +108,7 @@
112#define ACT_DISCONNECT 20 108#define ACT_DISCONNECT 20
113#define ACT_CONNECT 21 109#define ACT_CONNECT 21
114#define ACT_REMOTEREJECT 22 110#define ACT_REMOTEREJECT 22
115#define ACT_CONNTIMEOUT 23 111#define ACT_CONNTIMEOUT 23
116#define ACT_REMOTEHUP 24 112#define ACT_REMOTEHUP 24
117#define ACT_ABORTHUP 25 113#define ACT_ABORTHUP 25
118#define ACT_ICALL 26 114#define ACT_ICALL 26
@@ -127,40 +123,40 @@
127#define ACT_ERROR 35 123#define ACT_ERROR 35
128#define ACT_ABORTCID 36 124#define ACT_ABORTCID 36
129#define ACT_ZCAU 37 125#define ACT_ZCAU 37
130#define ACT_NOTIFY_BC_DOWN 38 126#define ACT_NOTIFY_BC_DOWN 38
131#define ACT_NOTIFY_BC_UP 39 127#define ACT_NOTIFY_BC_UP 39
132#define ACT_DIAL 40 128#define ACT_DIAL 40
133#define ACT_ACCEPT 41 129#define ACT_ACCEPT 41
134#define ACT_PROTO_L2 42 130#define ACT_PROTO_L2 42
135#define ACT_HUP 43 131#define ACT_HUP 43
136#define ACT_IF_LOCK 44 132#define ACT_IF_LOCK 44
137#define ACT_START 45 133#define ACT_START 45
138#define ACT_STOP 46 134#define ACT_STOP 46
139#define ACT_FAKEDLE0 47 135#define ACT_FAKEDLE0 47
140#define ACT_FAKEHUP 48 136#define ACT_FAKEHUP 48
141#define ACT_FAKESDOWN 49 137#define ACT_FAKESDOWN 49
142#define ACT_SHUTDOWN 50 138#define ACT_SHUTDOWN 50
143#define ACT_PROC_CIDMODE 51 139#define ACT_PROC_CIDMODE 51
144#define ACT_UMODESET 52 140#define ACT_UMODESET 52
145#define ACT_FAILUMODE 53 141#define ACT_FAILUMODE 53
146#define ACT_CMODESET 54 142#define ACT_CMODESET 54
147#define ACT_FAILCMODE 55 143#define ACT_FAILCMODE 55
148#define ACT_IF_VER 56 144#define ACT_IF_VER 56
149#define ACT_CMD 100 145#define ACT_CMD 100
150 146
151/* at command sequences */ 147/* at command sequences */
152#define SEQ_NONE 0 148#define SEQ_NONE 0
153#define SEQ_INIT 100 149#define SEQ_INIT 100
154#define SEQ_DLE0 200 150#define SEQ_DLE0 200
155#define SEQ_DLE1 250 151#define SEQ_DLE1 250
156#define SEQ_CID 300 152#define SEQ_CID 300
157#define SEQ_NOCID 350 153#define SEQ_NOCID 350
158#define SEQ_HUP 400 154#define SEQ_HUP 400
159#define SEQ_DIAL 600 155#define SEQ_DIAL 600
160#define SEQ_ACCEPT 720 156#define SEQ_ACCEPT 720
161#define SEQ_SHUTDOWN 500 157#define SEQ_SHUTDOWN 500
162#define SEQ_CIDMODE 10 158#define SEQ_CIDMODE 10
163#define SEQ_UMMODE 11 159#define SEQ_UMMODE 11
164 160
165 161
166// 100: init, 200: dle0, 250:dle1, 300: get cid (dial), 350: "hup" (no cid), 400: hup, 500: reset, 600: dial, 700: ring 162// 100: init, 200: dle0, 250:dle1, 300: get cid (dial), 350: "hup" (no cid), 400: hup, 500: reset, 600: dial, 700: ring
@@ -175,7 +171,7 @@ struct reply_t gigaset_tab_nocid_m10x[]= /* with dle mode */
175 // {ACT_TIMEOUT}}, 171 // {ACT_TIMEOUT}},
176 172
177 {RSP_INIT, -1, -1,SEQ_INIT, 100, INIT_TIMEOUT, 173 {RSP_INIT, -1, -1,SEQ_INIT, 100, INIT_TIMEOUT,
178 {ACT_TIMEOUT}}, /* wait until device is ready */ 174 {ACT_TIMEOUT}}, /* wait until device is ready */
179 175
180 {EV_TIMEOUT, 100,100, -1, 101, 3, {0}, "Z\r"}, /* device in transparent mode? try to initialize it. */ 176 {EV_TIMEOUT, 100,100, -1, 101, 3, {0}, "Z\r"}, /* device in transparent mode? try to initialize it. */
181 {RSP_OK, 101,103, -1, 120, 5, {ACT_GETSTRING}, "+GMR\r"}, /* get version */ 177 {RSP_OK, 101,103, -1, 120, 5, {ACT_GETSTRING}, "+GMR\r"}, /* get version */
@@ -190,8 +186,8 @@ struct reply_t gigaset_tab_nocid_m10x[]= /* with dle mode */
190 {RSP_ERROR, 108,108, -1, 0, 0, {ACT_FAILINIT}}, 186 {RSP_ERROR, 108,108, -1, 0, 0, {ACT_FAILINIT}},
191 187
192 {EV_TIMEOUT, 108,108, -1, 105, 2, {ACT_SETDLE0, 188 {EV_TIMEOUT, 108,108, -1, 105, 2, {ACT_SETDLE0,
193 ACT_HUPMODEM, 189 ACT_HUPMODEM,
194 ACT_TIMEOUT}}, /* still timeout => connection in unimodem mode? */ 190 ACT_TIMEOUT}}, /* still timeout => connection in unimodem mode? */
195 {EV_TIMEOUT, 105,105, -1, 103, 5, {0}, "Z\r"}, 191 {EV_TIMEOUT, 105,105, -1, 103, 5, {0}, "Z\r"},
196 192
197 {RSP_ERROR, 102,102, -1, 107, 5, {0}, "^GETPRE\r"}, /* ERROR on ATZ => maybe in config mode? */ 193 {RSP_ERROR, 102,102, -1, 107, 5, {0}, "^GETPRE\r"}, /* ERROR on ATZ => maybe in config mode? */
@@ -393,7 +389,7 @@ struct reply_t gigaset_tab_cid_m10x[] = /* for M10x */
393 389
394 390
395#if 0 391#if 0
396static struct reply_t tab_nocid[]= /* no dle mode */ //FIXME aenderungen uebernehmen 392static struct reply_t tab_nocid[]= /* no dle mode */ //FIXME
397{ 393{
398 /* resp_code, min_ConState, max_ConState, parameter, new_ConState, timeout, action, command */ 394 /* resp_code, min_ConState, max_ConState, parameter, new_ConState, timeout, action, command */
399 395
@@ -401,7 +397,7 @@ static struct reply_t tab_nocid[]= /* no dle mode */ //FIXME aenderungen ueberne
401 {RSP_LAST,0,0,0,0,0,0} 397 {RSP_LAST,0,0,0,0,0,0}
402}; 398};
403 399
404static struct reply_t tab_cid[] = /* no dle mode */ //FIXME aenderungen uebernehmen 400static struct reply_t tab_cid[] = /* no dle mode */ //FIXME
405{ 401{
406 /* resp_code, min_ConState, max_ConState, parameter, new_ConState, timeout, action, command */ 402 /* resp_code, min_ConState, max_ConState, parameter, new_ConState, timeout, action, command */
407 403
@@ -412,30 +408,30 @@ static struct reply_t tab_cid[] = /* no dle mode */ //FIXME aenderungen ueberneh
412 408
413static struct resp_type_t resp_type[]= 409static struct resp_type_t resp_type[]=
414{ 410{
415 /*{"", RSP_EMPTY, RT_NOTHING},*/ 411 /*{"", RSP_EMPTY, RT_NOTHING},*/
416 {"OK", RSP_OK, RT_NOTHING}, 412 {"OK", RSP_OK, RT_NOTHING},
417 {"ERROR", RSP_ERROR, RT_NOTHING}, 413 {"ERROR", RSP_ERROR, RT_NOTHING},
418 {"ZSAU", RSP_ZSAU, RT_ZSAU}, 414 {"ZSAU", RSP_ZSAU, RT_ZSAU},
419 {"ZCAU", RSP_ZCAU, RT_ZCAU}, 415 {"ZCAU", RSP_ZCAU, RT_ZCAU},
420 {"RING", RSP_RING, RT_RING}, 416 {"RING", RSP_RING, RT_RING},
421 {"ZGCI", RSP_ZGCI, RT_NUMBER}, 417 {"ZGCI", RSP_ZGCI, RT_NUMBER},
422 {"ZVLS", RSP_ZVLS, RT_NUMBER}, 418 {"ZVLS", RSP_ZVLS, RT_NUMBER},
423 {"ZCTP", RSP_ZCTP, RT_NUMBER}, 419 {"ZCTP", RSP_ZCTP, RT_NUMBER},
424 {"ZDLE", RSP_ZDLE, RT_NUMBER}, 420 {"ZDLE", RSP_ZDLE, RT_NUMBER},
425 {"ZCFGT", RSP_ZCFGT, RT_NUMBER}, 421 {"ZCFGT", RSP_ZCFGT, RT_NUMBER},
426 {"ZCCR", RSP_ZCCR, RT_NUMBER}, 422 {"ZCCR", RSP_ZCCR, RT_NUMBER},
427 {"ZMWI", RSP_ZMWI, RT_NUMBER}, 423 {"ZMWI", RSP_ZMWI, RT_NUMBER},
428 {"ZHLC", RSP_ZHLC, RT_STRING}, 424 {"ZHLC", RSP_ZHLC, RT_STRING},
429 {"ZBC", RSP_ZBC, RT_STRING}, 425 {"ZBC", RSP_ZBC, RT_STRING},
430 {"NMBR", RSP_NMBR, RT_STRING}, 426 {"NMBR", RSP_NMBR, RT_STRING},
431 {"ZCPN", RSP_ZCPN, RT_STRING}, 427 {"ZCPN", RSP_ZCPN, RT_STRING},
432 {"ZCON", RSP_ZCON, RT_STRING}, 428 {"ZCON", RSP_ZCON, RT_STRING},
433 {"ZAOC", RSP_ZAOC, RT_STRING}, 429 {"ZAOC", RSP_ZAOC, RT_STRING},
434 {"ZCSTR", RSP_ZCSTR, RT_STRING}, 430 {"ZCSTR", RSP_ZCSTR, RT_STRING},
435 {"ZCFG", RSP_ZCFG, RT_HEX}, 431 {"ZCFG", RSP_ZCFG, RT_HEX},
436 {"ZLOG", RSP_ZLOG, RT_NOTHING}, 432 {"ZLOG", RSP_ZLOG, RT_NOTHING},
437 {"ZABINFO", RSP_ZABINFO, RT_NOTHING}, 433 {"ZABINFO", RSP_ZABINFO, RT_NOTHING},
438 {"ZSMLSTCHG", RSP_ZSMLSTCHG, RT_NOTHING}, 434 {"ZSMLSTCHG", RSP_ZSMLSTCHG, RT_NOTHING},
439 {NULL,0,0} 435 {NULL,0,0}
440}; 436};
441 437
@@ -446,9 +442,7 @@ static int isdn_getnum(char *p)
446{ 442{
447 int v = -1; 443 int v = -1;
448 444
449 IFNULLRETVAL(p, -1); 445 gig_dbg(DEBUG_TRANSCMD, "string: %s", p);
450
451 dbg(DEBUG_TRANSCMD, "string: %s", p);
452 446
453 while (*p >= '0' && *p <= '9') 447 while (*p >= '0' && *p <= '9')
454 v = ((v < 0) ? 0 : (v * 10)) + (int) ((*p++) - '0'); 448 v = ((v < 0) ? 0 : (v * 10)) + (int) ((*p++) - '0');
@@ -465,9 +459,7 @@ static int isdn_gethex(char *p)
465 int v = 0; 459 int v = 0;
466 int c; 460 int c;
467 461
468 IFNULLRETVAL(p, -1); 462 gig_dbg(DEBUG_TRANSCMD, "string: %s", p);
469
470 dbg(DEBUG_TRANSCMD, "string: %s", p);
471 463
472 if (!*p) 464 if (!*p)
473 return -1; 465 return -1;
@@ -490,14 +482,6 @@ static int isdn_gethex(char *p)
490 return v; 482 return v;
491} 483}
492 484
493static inline void new_index(atomic_t *index, int max)
494{
495 if (atomic_read(index) == max) //FIXME race?
496 atomic_set(index, 0);
497 else
498 atomic_inc(index);
499}
500
501/* retrieve CID from parsed response 485/* retrieve CID from parsed response
502 * returns 0 if no CID, -1 if invalid CID, or CID value 1..65535 486 * returns 0 if no CID, -1 if invalid CID, or CID value 1..65535
503 */ 487 */
@@ -536,16 +520,14 @@ void gigaset_handle_modem_response(struct cardstate *cs)
536 int cid; 520 int cid;
537 int rawstring; 521 int rawstring;
538 522
539 IFNULLRET(cs);
540
541 len = cs->cbytes; 523 len = cs->cbytes;
542 if (!len) { 524 if (!len) {
543 /* ignore additional LFs/CRs (M10x config mode or cx100) */ 525 /* ignore additional LFs/CRs (M10x config mode or cx100) */
544 dbg(DEBUG_MCMD, "skipped EOL [%02X]", cs->respdata[len]); 526 gig_dbg(DEBUG_MCMD, "skipped EOL [%02X]", cs->respdata[len]);
545 return; 527 return;
546 } 528 }
547 cs->respdata[len] = 0; 529 cs->respdata[len] = 0;
548 dbg(DEBUG_TRANSCMD, "raw string: '%s'", cs->respdata); 530 gig_dbg(DEBUG_TRANSCMD, "raw string: '%s'", cs->respdata);
549 argv[0] = cs->respdata; 531 argv[0] = cs->respdata;
550 params = 1; 532 params = 1;
551 if (cs->at_state.getstring) { 533 if (cs->at_state.getstring) {
@@ -561,7 +543,8 @@ void gigaset_handle_modem_response(struct cardstate *cs)
561 case ',': 543 case ',':
562 case '=': 544 case '=':
563 if (params > MAX_REC_PARAMS) { 545 if (params > MAX_REC_PARAMS) {
564 warn("too many parameters in response"); 546 dev_warn(cs->dev,
547 "too many parameters in response\n");
565 /* need last parameter (might be CID) */ 548 /* need last parameter (might be CID) */
566 params--; 549 params--;
567 } 550 }
@@ -572,33 +555,33 @@ void gigaset_handle_modem_response(struct cardstate *cs)
572 cid = params > 1 ? cid_of_response(argv[params-1]) : 0; 555 cid = params > 1 ? cid_of_response(argv[params-1]) : 0;
573 if (cid < 0) { 556 if (cid < 0) {
574 gigaset_add_event(cs, &cs->at_state, RSP_INVAL, 557 gigaset_add_event(cs, &cs->at_state, RSP_INVAL,
575 NULL, 0, NULL); 558 NULL, 0, NULL);
576 return; 559 return;
577 } 560 }
578 561
579 for (j = 1; j < params; ++j) 562 for (j = 1; j < params; ++j)
580 argv[j][-1] = 0; 563 argv[j][-1] = 0;
581 564
582 dbg(DEBUG_TRANSCMD, "CMD received: %s", argv[0]); 565 gig_dbg(DEBUG_TRANSCMD, "CMD received: %s", argv[0]);
583 if (cid) { 566 if (cid) {
584 --params; 567 --params;
585 dbg(DEBUG_TRANSCMD, "CID: %s", argv[params]); 568 gig_dbg(DEBUG_TRANSCMD, "CID: %s", argv[params]);
586 } 569 }
587 dbg(DEBUG_TRANSCMD, "available params: %d", params - 1); 570 gig_dbg(DEBUG_TRANSCMD, "available params: %d", params - 1);
588 for (j = 1; j < params; j++) 571 for (j = 1; j < params; j++)
589 dbg(DEBUG_TRANSCMD, "param %d: %s", j, argv[j]); 572 gig_dbg(DEBUG_TRANSCMD, "param %d: %s", j, argv[j]);
590 } 573 }
591 574
592 spin_lock_irqsave(&cs->ev_lock, flags); 575 spin_lock_irqsave(&cs->ev_lock, flags);
593 head = atomic_read(&cs->ev_head); 576 head = cs->ev_head;
594 tail = atomic_read(&cs->ev_tail); 577 tail = cs->ev_tail;
595 578
596 abort = 1; 579 abort = 1;
597 curarg = 0; 580 curarg = 0;
598 while (curarg < params) { 581 while (curarg < params) {
599 next = (tail + 1) % MAX_EVENTS; 582 next = (tail + 1) % MAX_EVENTS;
600 if (unlikely(next == head)) { 583 if (unlikely(next == head)) {
601 err("event queue full"); 584 dev_err(cs->dev, "event queue full\n");
602 break; 585 break;
603 } 586 }
604 587
@@ -619,8 +602,9 @@ void gigaset_handle_modem_response(struct cardstate *cs)
619 602
620 if (!rt->response) { 603 if (!rt->response) {
621 event->type = RSP_UNKNOWN; 604 event->type = RSP_UNKNOWN;
622 warn("unknown modem response: %s", 605 dev_warn(cs->dev,
623 argv[curarg]); 606 "unknown modem response: %s\n",
607 argv[curarg]);
624 break; 608 break;
625 } 609 }
626 610
@@ -636,7 +620,8 @@ void gigaset_handle_modem_response(struct cardstate *cs)
636 break; 620 break;
637 case RT_RING: 621 case RT_RING:
638 if (!cid) { 622 if (!cid) {
639 err("received RING without CID!"); 623 dev_err(cs->dev,
624 "received RING without CID!\n");
640 event->type = RSP_INVAL; 625 event->type = RSP_INVAL;
641 abort = 1; 626 abort = 1;
642 } else { 627 } else {
@@ -664,27 +649,25 @@ void gigaset_handle_modem_response(struct cardstate *cs)
664 event->parameter = ZSAU_DISCONNECT_REQ; 649 event->parameter = ZSAU_DISCONNECT_REQ;
665 else { 650 else {
666 event->parameter = ZSAU_UNKNOWN; 651 event->parameter = ZSAU_UNKNOWN;
667 warn("%s: unknown parameter %s after ZSAU", 652 dev_warn(cs->dev,
668 __func__, argv[curarg]); 653 "%s: unknown parameter %s after ZSAU\n",
654 __func__, argv[curarg]);
669 } 655 }
670 ++curarg; 656 ++curarg;
671 break; 657 break;
672 case RT_STRING: 658 case RT_STRING:
673 if (curarg < params) { 659 if (curarg < params) {
674 len = strlen(argv[curarg]) + 1; 660 event->ptr = kstrdup(argv[curarg], GFP_ATOMIC);
675 event->ptr = kmalloc(len, GFP_ATOMIC); 661 if (!event->ptr)
676 if (event->ptr) 662 dev_err(cs->dev, "out of memory\n");
677 memcpy(event->ptr, argv[curarg], len);
678 else
679 err("no memory for string!");
680 ++curarg; 663 ++curarg;
681 } 664 }
682#ifdef CONFIG_GIGASET_DEBUG 665#ifdef CONFIG_GIGASET_DEBUG
683 if (!event->ptr) 666 if (!event->ptr)
684 dbg(DEBUG_CMD, "string==NULL"); 667 gig_dbg(DEBUG_CMD, "string==NULL");
685 else 668 else
686 dbg(DEBUG_CMD, 669 gig_dbg(DEBUG_CMD, "string==%s",
687 "string==%s", (char *) event->ptr); 670 (char *) event->ptr);
688#endif 671#endif
689 break; 672 break;
690 case RT_ZCAU: 673 case RT_ZCAU:
@@ -694,7 +677,7 @@ void gigaset_handle_modem_response(struct cardstate *cs)
694 j = isdn_gethex(argv[curarg + 1]); 677 j = isdn_gethex(argv[curarg + 1]);
695 if (i >= 0 && i < 256 && j >= 0 && j < 256) 678 if (i >= 0 && i < 256 && j >= 0 && j < 256)
696 event->parameter = (unsigned) i << 8 679 event->parameter = (unsigned) i << 8
697 | j; 680 | j;
698 curarg += 2; 681 curarg += 2;
699 } else 682 } else
700 curarg = params - 1; 683 curarg = params - 1;
@@ -712,7 +695,7 @@ void gigaset_handle_modem_response(struct cardstate *cs)
712 } else 695 } else
713 event->parameter = -1; 696 event->parameter = -1;
714#ifdef CONFIG_GIGASET_DEBUG 697#ifdef CONFIG_GIGASET_DEBUG
715 dbg(DEBUG_CMD, "parameter==%d", event->parameter); 698 gig_dbg(DEBUG_CMD, "parameter==%d", event->parameter);
716#endif 699#endif
717 break; 700 break;
718 } 701 }
@@ -724,12 +707,13 @@ void gigaset_handle_modem_response(struct cardstate *cs)
724 break; 707 break;
725 } 708 }
726 709
727 atomic_set(&cs->ev_tail, tail); 710 cs->ev_tail = tail;
728 spin_unlock_irqrestore(&cs->ev_lock, flags); 711 spin_unlock_irqrestore(&cs->ev_lock, flags);
729 712
730 if (curarg != params) 713 if (curarg != params)
731 dbg(DEBUG_ANY, "invalid number of processed parameters: %d/%d", 714 gig_dbg(DEBUG_ANY,
732 curarg, params); 715 "invalid number of processed parameters: %d/%d",
716 curarg, params);
733} 717}
734EXPORT_SYMBOL_GPL(gigaset_handle_modem_response); 718EXPORT_SYMBOL_GPL(gigaset_handle_modem_response);
735 719
@@ -739,23 +723,19 @@ EXPORT_SYMBOL_GPL(gigaset_handle_modem_response);
739static void disconnect(struct at_state_t **at_state_p) 723static void disconnect(struct at_state_t **at_state_p)
740{ 724{
741 unsigned long flags; 725 unsigned long flags;
742 struct bc_state *bcs; 726 struct bc_state *bcs = (*at_state_p)->bcs;
743 struct cardstate *cs; 727 struct cardstate *cs = (*at_state_p)->cs;
744 728
745 IFNULLRET(at_state_p); 729 spin_lock_irqsave(&cs->lock, flags);
746 IFNULLRET(*at_state_p); 730 ++(*at_state_p)->seq_index;
747 bcs = (*at_state_p)->bcs;
748 cs = (*at_state_p)->cs;
749 IFNULLRET(cs);
750
751 new_index(&(*at_state_p)->seq_index, MAX_SEQ_INDEX);
752 731
753 /* revert to selected idle mode */ 732 /* revert to selected idle mode */
754 if (!atomic_read(&cs->cidmode)) { 733 if (!cs->cidmode) {
755 cs->at_state.pending_commands |= PC_UMMODE; 734 cs->at_state.pending_commands |= PC_UMMODE;
756 atomic_set(&cs->commands_pending, 1); //FIXME 735 atomic_set(&cs->commands_pending, 1); //FIXME
757 dbg(DEBUG_CMD, "Scheduling PC_UMMODE"); 736 gig_dbg(DEBUG_CMD, "Scheduling PC_UMMODE");
758 } 737 }
738 spin_unlock_irqrestore(&cs->lock, flags);
759 739
760 if (bcs) { 740 if (bcs) {
761 /* B channel assigned: invoke hardware specific handler */ 741 /* B channel assigned: invoke hardware specific handler */
@@ -777,7 +757,7 @@ static void disconnect(struct at_state_t **at_state_p)
777 * The structure should be freed by calling disconnect() after use. 757 * The structure should be freed by calling disconnect() after use.
778 */ 758 */
779static inline struct at_state_t *get_free_channel(struct cardstate *cs, 759static inline struct at_state_t *get_free_channel(struct cardstate *cs,
780 int cid) 760 int cid)
781/* cids: >0: siemens-cid 761/* cids: >0: siemens-cid
782 0: without cid 762 0: without cid
783 -1: no cid assigned yet 763 -1: no cid assigned yet
@@ -826,7 +806,7 @@ static void init_failed(struct cardstate *cs, int mode)
826static void schedule_init(struct cardstate *cs, int state) 806static void schedule_init(struct cardstate *cs, int state)
827{ 807{
828 if (cs->at_state.pending_commands & PC_INIT) { 808 if (cs->at_state.pending_commands & PC_INIT) {
829 dbg(DEBUG_CMD, "not scheduling PC_INIT again"); 809 gig_dbg(DEBUG_CMD, "not scheduling PC_INIT again");
830 return; 810 return;
831 } 811 }
832 atomic_set(&cs->mstate, state); 812 atomic_set(&cs->mstate, state);
@@ -834,52 +814,56 @@ static void schedule_init(struct cardstate *cs, int state)
834 gigaset_block_channels(cs); 814 gigaset_block_channels(cs);
835 cs->at_state.pending_commands |= PC_INIT; 815 cs->at_state.pending_commands |= PC_INIT;
836 atomic_set(&cs->commands_pending, 1); 816 atomic_set(&cs->commands_pending, 1);
837 dbg(DEBUG_CMD, "Scheduling PC_INIT"); 817 gig_dbg(DEBUG_CMD, "Scheduling PC_INIT");
838} 818}
839 819
840/* Add "AT" to a command, add the cid, dle encode it, send the result to the hardware. */ 820/* Add "AT" to a command, add the cid, dle encode it, send the result to the
821 hardware. */
841static void send_command(struct cardstate *cs, const char *cmd, int cid, 822static void send_command(struct cardstate *cs, const char *cmd, int cid,
842 int dle, gfp_t kmallocflags) 823 int dle, gfp_t kmallocflags)
843{ 824{
844 size_t cmdlen, buflen; 825 size_t cmdlen, buflen;
845 char *cmdpos, *cmdbuf, *cmdtail; 826 char *cmdpos, *cmdbuf, *cmdtail;
846 827
847 cmdlen = strlen(cmd); 828 cmdlen = strlen(cmd);
848 buflen = 11 + cmdlen; 829 buflen = 11 + cmdlen;
830 if (unlikely(buflen <= cmdlen)) {
831 dev_err(cs->dev, "integer overflow in buflen\n");
832 return;
833 }
849 834
850 if (likely(buflen > cmdlen)) { 835 cmdbuf = kmalloc(buflen, kmallocflags);
851 cmdbuf = kmalloc(buflen, kmallocflags); 836 if (unlikely(!cmdbuf)) {
852 if (likely(cmdbuf != NULL)) { 837 dev_err(cs->dev, "out of memory\n");
853 cmdpos = cmdbuf + 9; 838 return;
854 cmdtail = cmdpos + cmdlen; 839 }
855 memcpy(cmdpos, cmd, cmdlen);
856
857 if (cid > 0 && cid <= 65535) {
858 do {
859 *--cmdpos = '0' + cid % 10;
860 cid /= 10;
861 ++cmdlen;
862 } while (cid);
863 }
864 840
865 cmdlen += 2; 841 cmdpos = cmdbuf + 9;
866 *--cmdpos = 'T'; 842 cmdtail = cmdpos + cmdlen;
867 *--cmdpos = 'A'; 843 memcpy(cmdpos, cmd, cmdlen);
868 844
869 if (dle) { 845 if (cid > 0 && cid <= 65535) {
870 cmdlen += 4; 846 do {
871 *--cmdpos = '('; 847 *--cmdpos = '0' + cid % 10;
872 *--cmdpos = 0x10; 848 cid /= 10;
873 *cmdtail++ = 0x10; 849 ++cmdlen;
874 *cmdtail++ = ')'; 850 } while (cid);
875 } 851 }
876 852
877 cs->ops->write_cmd(cs, cmdpos, cmdlen, NULL); 853 cmdlen += 2;
878 kfree(cmdbuf); 854 *--cmdpos = 'T';
879 } else 855 *--cmdpos = 'A';
880 err("no memory for command buffer"); 856
881 } else 857 if (dle) {
882 err("overflow in buflen"); 858 cmdlen += 4;
859 *--cmdpos = '(';
860 *--cmdpos = 0x10;
861 *cmdtail++ = 0x10;
862 *cmdtail++ = ')';
863 }
864
865 cs->ops->write_cmd(cs, cmdpos, cmdlen, NULL);
866 kfree(cmdbuf);
883} 867}
884 868
885static struct at_state_t *at_state_from_cid(struct cardstate *cs, int cid) 869static struct at_state_t *at_state_from_cid(struct cardstate *cs, int cid)
@@ -910,9 +894,6 @@ static struct at_state_t *at_state_from_cid(struct cardstate *cs, int cid)
910 894
911static void bchannel_down(struct bc_state *bcs) 895static void bchannel_down(struct bc_state *bcs)
912{ 896{
913 IFNULLRET(bcs);
914 IFNULLRET(bcs->cs);
915
916 if (bcs->chstate & CHS_B_UP) { 897 if (bcs->chstate & CHS_B_UP) {
917 bcs->chstate &= ~CHS_B_UP; 898 bcs->chstate &= ~CHS_B_UP;
918 gigaset_i4l_channel_cmd(bcs, ISDN_STAT_BHUP); 899 gigaset_i4l_channel_cmd(bcs, ISDN_STAT_BHUP);
@@ -930,16 +911,15 @@ static void bchannel_down(struct bc_state *bcs)
930 911
931static void bchannel_up(struct bc_state *bcs) 912static void bchannel_up(struct bc_state *bcs)
932{ 913{
933 IFNULLRET(bcs);
934
935 if (!(bcs->chstate & CHS_D_UP)) { 914 if (!(bcs->chstate & CHS_D_UP)) {
936 notice("%s: D channel not up", __func__); 915 dev_notice(bcs->cs->dev, "%s: D channel not up\n", __func__);
937 bcs->chstate |= CHS_D_UP; 916 bcs->chstate |= CHS_D_UP;
938 gigaset_i4l_channel_cmd(bcs, ISDN_STAT_DCONN); 917 gigaset_i4l_channel_cmd(bcs, ISDN_STAT_DCONN);
939 } 918 }
940 919
941 if (bcs->chstate & CHS_B_UP) { 920 if (bcs->chstate & CHS_B_UP) {
942 notice("%s: B channel already up", __func__); 921 dev_notice(bcs->cs->dev, "%s: B channel already up\n",
922 __func__);
943 return; 923 return;
944 } 924 }
945 925
@@ -947,17 +927,21 @@ static void bchannel_up(struct bc_state *bcs)
947 gigaset_i4l_channel_cmd(bcs, ISDN_STAT_BCONN); 927 gigaset_i4l_channel_cmd(bcs, ISDN_STAT_BCONN);
948} 928}
949 929
950static void start_dial(struct at_state_t *at_state, void *data, int seq_index) 930static void start_dial(struct at_state_t *at_state, void *data, unsigned seq_index)
951{ 931{
952 struct bc_state *bcs = at_state->bcs; 932 struct bc_state *bcs = at_state->bcs;
953 struct cardstate *cs = at_state->cs; 933 struct cardstate *cs = at_state->cs;
954 int retval; 934 int retval;
935 unsigned long flags;
955 936
956 bcs->chstate |= CHS_NOTIFY_LL; 937 bcs->chstate |= CHS_NOTIFY_LL;
957 //atomic_set(&bcs->status, BCS_INIT);
958 938
959 if (atomic_read(&at_state->seq_index) != seq_index) 939 spin_lock_irqsave(&cs->lock, flags);
940 if (at_state->seq_index != seq_index) {
941 spin_unlock_irqrestore(&cs->lock, flags);
960 goto error; 942 goto error;
943 }
944 spin_unlock_irqrestore(&cs->lock, flags);
961 945
962 retval = gigaset_isdn_setup_dial(at_state, data); 946 retval = gigaset_isdn_setup_dial(at_state, data);
963 if (retval != 0) 947 if (retval != 0)
@@ -965,20 +949,14 @@ static void start_dial(struct at_state_t *at_state, void *data, int seq_index)
965 949
966 950
967 at_state->pending_commands |= PC_CID; 951 at_state->pending_commands |= PC_CID;
968 dbg(DEBUG_CMD, "Scheduling PC_CID"); 952 gig_dbg(DEBUG_CMD, "Scheduling PC_CID");
969//#ifdef GIG_MAYINITONDIAL 953 atomic_set(&cs->commands_pending, 1);
970// if (atomic_read(&cs->MState) == MS_UNKNOWN) {
971// cs->at_state.pending_commands |= PC_INIT;
972// dbg(DEBUG_CMD, "Scheduling PC_INIT");
973// }
974//#endif
975 atomic_set(&cs->commands_pending, 1); //FIXME
976 return; 954 return;
977 955
978error: 956error:
979 at_state->pending_commands |= PC_NOCID; 957 at_state->pending_commands |= PC_NOCID;
980 dbg(DEBUG_CMD, "Scheduling PC_NOCID"); 958 gig_dbg(DEBUG_CMD, "Scheduling PC_NOCID");
981 atomic_set(&cs->commands_pending, 1); //FIXME 959 atomic_set(&cs->commands_pending, 1);
982 return; 960 return;
983} 961}
984 962
@@ -991,13 +969,13 @@ static void start_accept(struct at_state_t *at_state)
991 969
992 if (retval == 0) { 970 if (retval == 0) {
993 at_state->pending_commands |= PC_ACCEPT; 971 at_state->pending_commands |= PC_ACCEPT;
994 dbg(DEBUG_CMD, "Scheduling PC_ACCEPT"); 972 gig_dbg(DEBUG_CMD, "Scheduling PC_ACCEPT");
995 atomic_set(&cs->commands_pending, 1); //FIXME 973 atomic_set(&cs->commands_pending, 1);
996 } else { 974 } else {
997 //FIXME 975 //FIXME
998 at_state->pending_commands |= PC_HUP; 976 at_state->pending_commands |= PC_HUP;
999 dbg(DEBUG_CMD, "Scheduling PC_HUP"); 977 gig_dbg(DEBUG_CMD, "Scheduling PC_HUP");
1000 atomic_set(&cs->commands_pending, 1); //FIXME 978 atomic_set(&cs->commands_pending, 1);
1001 } 979 }
1002} 980}
1003 981
@@ -1008,9 +986,10 @@ static void do_start(struct cardstate *cs)
1008 if (atomic_read(&cs->mstate) != MS_LOCKED) 986 if (atomic_read(&cs->mstate) != MS_LOCKED)
1009 schedule_init(cs, MS_INIT); 987 schedule_init(cs, MS_INIT);
1010 988
989 cs->isdn_up = 1;
1011 gigaset_i4l_cmd(cs, ISDN_STAT_RUN); 990 gigaset_i4l_cmd(cs, ISDN_STAT_RUN);
1012 // FIXME: not in locked mode 991 // FIXME: not in locked mode
1013 // FIXME 2: only after init sequence 992 // FIXME 2: only after init sequence
1014 993
1015 cs->waiting = 0; 994 cs->waiting = 0;
1016 wake_up(&cs->waitqueue); 995 wake_up(&cs->waitqueue);
@@ -1023,6 +1002,12 @@ static void finish_shutdown(struct cardstate *cs)
1023 atomic_set(&cs->mode, M_UNKNOWN); 1002 atomic_set(&cs->mode, M_UNKNOWN);
1024 } 1003 }
1025 1004
1005 /* Tell the LL that the device is not available .. */
1006 if (cs->isdn_up) {
1007 cs->isdn_up = 0;
1008 gigaset_i4l_cmd(cs, ISDN_STAT_STOP);
1009 }
1010
1026 /* The rest is done by cleanup_cs () in user mode. */ 1011 /* The rest is done by cleanup_cs () in user mode. */
1027 1012
1028 cs->cmd_result = -ENODEV; 1013 cs->cmd_result = -ENODEV;
@@ -1037,15 +1022,20 @@ static void do_shutdown(struct cardstate *cs)
1037 if (atomic_read(&cs->mstate) == MS_READY) { 1022 if (atomic_read(&cs->mstate) == MS_READY) {
1038 atomic_set(&cs->mstate, MS_SHUTDOWN); 1023 atomic_set(&cs->mstate, MS_SHUTDOWN);
1039 cs->at_state.pending_commands |= PC_SHUTDOWN; 1024 cs->at_state.pending_commands |= PC_SHUTDOWN;
1040 atomic_set(&cs->commands_pending, 1); //FIXME 1025 atomic_set(&cs->commands_pending, 1);
1041 dbg(DEBUG_CMD, "Scheduling PC_SHUTDOWN"); //FIXME 1026 gig_dbg(DEBUG_CMD, "Scheduling PC_SHUTDOWN");
1042 //gigaset_schedule_event(cs); //FIXME
1043 } else 1027 } else
1044 finish_shutdown(cs); 1028 finish_shutdown(cs);
1045} 1029}
1046 1030
1047static void do_stop(struct cardstate *cs) 1031static void do_stop(struct cardstate *cs)
1048{ 1032{
1033 unsigned long flags;
1034
1035 spin_lock_irqsave(&cs->lock, flags);
1036 cs->connected = 0;
1037 spin_unlock_irqrestore(&cs->lock, flags);
1038
1049 do_shutdown(cs); 1039 do_shutdown(cs);
1050} 1040}
1051 1041
@@ -1069,9 +1059,11 @@ static int reinit_and_retry(struct cardstate *cs, int channel)
1069 return 0; 1059 return 0;
1070 1060
1071 if (channel < 0) 1061 if (channel < 0)
1072 warn("Could not enter cid mode. Reinit device and try again."); 1062 dev_warn(cs->dev,
1063 "Could not enter cid mode. Reinit device and try again.\n");
1073 else { 1064 else {
1074 warn("Could not get a call id. Reinit device and try again."); 1065 dev_warn(cs->dev,
1066 "Could not get a call id. Reinit device and try again.\n");
1075 cs->bcs[channel].at_state.pending_commands |= PC_CID; 1067 cs->bcs[channel].at_state.pending_commands |= PC_CID;
1076 } 1068 }
1077 schedule_init(cs, MS_INIT); 1069 schedule_init(cs, MS_INIT);
@@ -1079,7 +1071,7 @@ static int reinit_and_retry(struct cardstate *cs, int channel)
1079} 1071}
1080 1072
1081static int at_state_invalid(struct cardstate *cs, 1073static int at_state_invalid(struct cardstate *cs,
1082 struct at_state_t *test_ptr) 1074 struct at_state_t *test_ptr)
1083{ 1075{
1084 unsigned long flags; 1076 unsigned long flags;
1085 unsigned channel; 1077 unsigned channel;
@@ -1116,7 +1108,7 @@ static void handle_icall(struct cardstate *cs, struct bc_state *bcs,
1116 case ICALL_ACCEPT: 1108 case ICALL_ACCEPT:
1117 break; 1109 break;
1118 default: 1110 default:
1119 err("internal error: disposition=%d", retval); 1111 dev_err(cs->dev, "internal error: disposition=%d\n", retval);
1120 /* --v-- fall through --v-- */ 1112 /* --v-- fall through --v-- */
1121 case ICALL_IGNORE: 1113 case ICALL_IGNORE:
1122 case ICALL_REJECT: 1114 case ICALL_REJECT:
@@ -1160,7 +1152,6 @@ static int do_lock(struct cardstate *cs)
1160 mode = atomic_read(&cs->mode); 1152 mode = atomic_read(&cs->mode);
1161 atomic_set(&cs->mstate, MS_LOCKED); 1153 atomic_set(&cs->mstate, MS_LOCKED);
1162 atomic_set(&cs->mode, M_UNKNOWN); 1154 atomic_set(&cs->mode, M_UNKNOWN);
1163 //FIXME reset card state / at states / bcs states
1164 1155
1165 return mode; 1156 return mode;
1166} 1157}
@@ -1173,8 +1164,7 @@ static int do_unlock(struct cardstate *cs)
1173 atomic_set(&cs->mstate, MS_UNINITIALIZED); 1164 atomic_set(&cs->mstate, MS_UNINITIALIZED);
1174 atomic_set(&cs->mode, M_UNKNOWN); 1165 atomic_set(&cs->mode, M_UNKNOWN);
1175 gigaset_free_channels(cs); 1166 gigaset_free_channels(cs);
1176 //FIXME reset card state / at states / bcs states 1167 if (cs->connected)
1177 if (atomic_read(&cs->connected))
1178 schedule_init(cs, MS_INIT); 1168 schedule_init(cs, MS_INIT);
1179 1169
1180 return 0; 1170 return 0;
@@ -1203,21 +1193,23 @@ static void do_action(int action, struct cardstate *cs,
1203 at_state->waiting = 1; 1193 at_state->waiting = 1;
1204 break; 1194 break;
1205 case ACT_INIT: 1195 case ACT_INIT:
1206 //FIXME setup everything
1207 cs->at_state.pending_commands &= ~PC_INIT; 1196 cs->at_state.pending_commands &= ~PC_INIT;
1208 cs->cur_at_seq = SEQ_NONE; 1197 cs->cur_at_seq = SEQ_NONE;
1209 atomic_set(&cs->mode, M_UNIMODEM); 1198 atomic_set(&cs->mode, M_UNIMODEM);
1210 if (!atomic_read(&cs->cidmode)) { 1199 spin_lock_irqsave(&cs->lock, flags);
1200 if (!cs->cidmode) {
1201 spin_unlock_irqrestore(&cs->lock, flags);
1211 gigaset_free_channels(cs); 1202 gigaset_free_channels(cs);
1212 atomic_set(&cs->mstate, MS_READY); 1203 atomic_set(&cs->mstate, MS_READY);
1213 break; 1204 break;
1214 } 1205 }
1206 spin_unlock_irqrestore(&cs->lock, flags);
1215 cs->at_state.pending_commands |= PC_CIDMODE; 1207 cs->at_state.pending_commands |= PC_CIDMODE;
1216 atomic_set(&cs->commands_pending, 1); //FIXME 1208 atomic_set(&cs->commands_pending, 1);
1217 dbg(DEBUG_CMD, "Scheduling PC_CIDMODE"); 1209 gig_dbg(DEBUG_CMD, "Scheduling PC_CIDMODE");
1218 break; 1210 break;
1219 case ACT_FAILINIT: 1211 case ACT_FAILINIT:
1220 warn("Could not initialize the device."); 1212 dev_warn(cs->dev, "Could not initialize the device.\n");
1221 cs->dle = 0; 1213 cs->dle = 0;
1222 init_failed(cs, M_UNKNOWN); 1214 init_failed(cs, M_UNKNOWN);
1223 cs->cur_at_seq = SEQ_NONE; 1215 cs->cur_at_seq = SEQ_NONE;
@@ -1273,8 +1265,8 @@ static void do_action(int action, struct cardstate *cs,
1273 /* get fresh AT state structure for new CID */ 1265 /* get fresh AT state structure for new CID */
1274 at_state2 = get_free_channel(cs, ev->parameter); 1266 at_state2 = get_free_channel(cs, ev->parameter);
1275 if (!at_state2) { 1267 if (!at_state2) {
1276 warn("RING ignored: " 1268 dev_warn(cs->dev,
1277 "could not allocate channel structure"); 1269 "RING ignored: could not allocate channel structure\n");
1278 break; 1270 break;
1279 } 1271 }
1280 1272
@@ -1302,7 +1294,7 @@ static void do_action(int action, struct cardstate *cs,
1302 at_state = *p_at_state; 1294 at_state = *p_at_state;
1303 break; 1295 break;
1304 case ACT_FAILSDOWN: 1296 case ACT_FAILSDOWN:
1305 warn("Could not shut down the device."); 1297 dev_warn(cs->dev, "Could not shut down the device.\n");
1306 /* fall through */ 1298 /* fall through */
1307 case ACT_FAKESDOWN: 1299 case ACT_FAKESDOWN:
1308 case ACT_SDOWN: 1300 case ACT_SDOWN:
@@ -1355,7 +1347,7 @@ static void do_action(int action, struct cardstate *cs,
1355 break; 1347 break;
1356 case ACT_ABORTHUP: 1348 case ACT_ABORTHUP:
1357 cs->cur_at_seq = SEQ_NONE; 1349 cs->cur_at_seq = SEQ_NONE;
1358 warn("Could not hang up."); 1350 dev_warn(cs->dev, "Could not hang up.\n");
1359 at_state->cid = -1; 1351 at_state->cid = -1;
1360 if (bcs && cs->onechannel) 1352 if (bcs && cs->onechannel)
1361 at_state->pending_commands |= PC_DLE0; 1353 at_state->pending_commands |= PC_DLE0;
@@ -1367,14 +1359,15 @@ static void do_action(int action, struct cardstate *cs,
1367 break; 1359 break;
1368 case ACT_FAILDLE0: 1360 case ACT_FAILDLE0:
1369 cs->cur_at_seq = SEQ_NONE; 1361 cs->cur_at_seq = SEQ_NONE;
1370 warn("Could not leave DLE mode."); 1362 dev_warn(cs->dev, "Could not leave DLE mode.\n");
1371 at_state2 = &cs->bcs[cs->curchannel].at_state; 1363 at_state2 = &cs->bcs[cs->curchannel].at_state;
1372 disconnect(&at_state2); 1364 disconnect(&at_state2);
1373 schedule_init(cs, MS_RECOVER); 1365 schedule_init(cs, MS_RECOVER);
1374 break; 1366 break;
1375 case ACT_FAILDLE1: 1367 case ACT_FAILDLE1:
1376 cs->cur_at_seq = SEQ_NONE; 1368 cs->cur_at_seq = SEQ_NONE;
1377 warn("Could not enter DLE mode. Try to hang up."); 1369 dev_warn(cs->dev,
1370 "Could not enter DLE mode. Trying to hang up.\n");
1378 channel = cs->curchannel; 1371 channel = cs->curchannel;
1379 cs->bcs[channel].at_state.pending_commands |= PC_HUP; 1372 cs->bcs[channel].at_state.pending_commands |= PC_HUP;
1380 atomic_set(&cs->commands_pending, 1); 1373 atomic_set(&cs->commands_pending, 1);
@@ -1395,7 +1388,8 @@ static void do_action(int action, struct cardstate *cs,
1395 cs->cur_at_seq = SEQ_NONE; 1388 cs->cur_at_seq = SEQ_NONE;
1396 channel = cs->curchannel; 1389 channel = cs->curchannel;
1397 if (!reinit_and_retry(cs, channel)) { 1390 if (!reinit_and_retry(cs, channel)) {
1398 warn("Could not get a call id. Dialing not possible"); 1391 dev_warn(cs->dev,
1392 "Could not get a call ID. Cannot dial.\n");
1399 at_state2 = &cs->bcs[channel].at_state; 1393 at_state2 = &cs->bcs[channel].at_state;
1400 disconnect(&at_state2); 1394 disconnect(&at_state2);
1401 } 1395 }
@@ -1428,7 +1422,8 @@ static void do_action(int action, struct cardstate *cs,
1428 at_state->pending_commands |= PC_HUP; 1422 at_state->pending_commands |= PC_HUP;
1429 atomic_set(&cs->commands_pending, 1); 1423 atomic_set(&cs->commands_pending, 1);
1430 break; 1424 break;
1431 case ACT_GETSTRING: /* warning: RING, ZDLE, ... are not handled properly any more */ 1425 case ACT_GETSTRING: /* warning: RING, ZDLE, ...
1426 are not handled properly anymore */
1432 at_state->getstring = 1; 1427 at_state->getstring = 1;
1433 break; 1428 break;
1434 case ACT_SETVER: 1429 case ACT_SETVER:
@@ -1469,16 +1464,16 @@ static void do_action(int action, struct cardstate *cs,
1469 case ACT_GOTVER: 1464 case ACT_GOTVER:
1470 if (cs->gotfwver == 0) { 1465 if (cs->gotfwver == 0) {
1471 cs->gotfwver = 1; 1466 cs->gotfwver = 1;
1472 dbg(DEBUG_ANY, 1467 gig_dbg(DEBUG_ANY,
1473 "firmware version %02d.%03d.%02d.%02d", 1468 "firmware version %02d.%03d.%02d.%02d",
1474 cs->fwver[0], cs->fwver[1], 1469 cs->fwver[0], cs->fwver[1],
1475 cs->fwver[2], cs->fwver[3]); 1470 cs->fwver[2], cs->fwver[3]);
1476 break; 1471 break;
1477 } 1472 }
1478 /* fall through */ 1473 /* fall through */
1479 case ACT_FAILVER: 1474 case ACT_FAILVER:
1480 cs->gotfwver = -1; 1475 cs->gotfwver = -1;
1481 err("could not read firmware version."); 1476 dev_err(cs->dev, "could not read firmware version.\n");
1482 break; 1477 break;
1483#ifdef CONFIG_GIGASET_DEBUG 1478#ifdef CONFIG_GIGASET_DEBUG
1484 case ACT_ERROR: 1479 case ACT_ERROR:
@@ -1496,16 +1491,16 @@ static void do_action(int action, struct cardstate *cs,
1496 break; 1491 break;
1497#endif 1492#endif
1498 case ACT_DEBUG: 1493 case ACT_DEBUG:
1499 dbg(DEBUG_ANY, "%s: resp_code %d in ConState %d", 1494 gig_dbg(DEBUG_ANY, "%s: resp_code %d in ConState %d",
1500 __func__, ev->type, at_state->ConState); 1495 __func__, ev->type, at_state->ConState);
1501 break; 1496 break;
1502 case ACT_WARN: 1497 case ACT_WARN:
1503 warn("%s: resp_code %d in ConState %d!", 1498 dev_warn(cs->dev, "%s: resp_code %d in ConState %d!\n",
1504 __func__, ev->type, at_state->ConState); 1499 __func__, ev->type, at_state->ConState);
1505 break; 1500 break;
1506 case ACT_ZCAU: 1501 case ACT_ZCAU:
1507 warn("cause code %04x in connection state %d.", 1502 dev_warn(cs->dev, "cause code %04x in connection state %d.\n",
1508 ev->parameter, at_state->ConState); 1503 ev->parameter, at_state->ConState);
1509 break; 1504 break;
1510 1505
1511 /* events from the LL */ 1506 /* events from the LL */
@@ -1516,14 +1511,14 @@ static void do_action(int action, struct cardstate *cs,
1516 start_accept(at_state); 1511 start_accept(at_state);
1517 break; 1512 break;
1518 case ACT_PROTO_L2: 1513 case ACT_PROTO_L2:
1519 dbg(DEBUG_CMD, 1514 gig_dbg(DEBUG_CMD, "set protocol to %u",
1520 "set protocol to %u", (unsigned) ev->parameter); 1515 (unsigned) ev->parameter);
1521 at_state->bcs->proto2 = ev->parameter; 1516 at_state->bcs->proto2 = ev->parameter;
1522 break; 1517 break;
1523 case ACT_HUP: 1518 case ACT_HUP:
1524 at_state->pending_commands |= PC_HUP; 1519 at_state->pending_commands |= PC_HUP;
1525 atomic_set(&cs->commands_pending, 1); //FIXME 1520 atomic_set(&cs->commands_pending, 1);
1526 dbg(DEBUG_CMD, "Scheduling PC_HUP"); 1521 gig_dbg(DEBUG_CMD, "Scheduling PC_HUP");
1527 break; 1522 break;
1528 1523
1529 /* hotplug events */ 1524 /* hotplug events */
@@ -1555,17 +1550,19 @@ static void do_action(int action, struct cardstate *cs,
1555 1550
1556 /* events from the proc file system */ // FIXME without ACT_xxxx? 1551 /* events from the proc file system */ // FIXME without ACT_xxxx?
1557 case ACT_PROC_CIDMODE: 1552 case ACT_PROC_CIDMODE:
1558 if (ev->parameter != atomic_read(&cs->cidmode)) { 1553 spin_lock_irqsave(&cs->lock, flags);
1559 atomic_set(&cs->cidmode, ev->parameter); 1554 if (ev->parameter != cs->cidmode) {
1555 cs->cidmode = ev->parameter;
1560 if (ev->parameter) { 1556 if (ev->parameter) {
1561 cs->at_state.pending_commands |= PC_CIDMODE; 1557 cs->at_state.pending_commands |= PC_CIDMODE;
1562 dbg(DEBUG_CMD, "Scheduling PC_CIDMODE"); 1558 gig_dbg(DEBUG_CMD, "Scheduling PC_CIDMODE");
1563 } else { 1559 } else {
1564 cs->at_state.pending_commands |= PC_UMMODE; 1560 cs->at_state.pending_commands |= PC_UMMODE;
1565 dbg(DEBUG_CMD, "Scheduling PC_UMMODE"); 1561 gig_dbg(DEBUG_CMD, "Scheduling PC_UMMODE");
1566 } 1562 }
1567 atomic_set(&cs->commands_pending, 1); 1563 atomic_set(&cs->commands_pending, 1);
1568 } 1564 }
1565 spin_unlock_irqrestore(&cs->lock, flags);
1569 cs->waiting = 0; 1566 cs->waiting = 0;
1570 wake_up(&cs->waitqueue); 1567 wake_up(&cs->waitqueue);
1571 break; 1568 break;
@@ -1590,7 +1587,7 @@ static void do_action(int action, struct cardstate *cs,
1590 *p_resp_code = RSP_NULL; 1587 *p_resp_code = RSP_NULL;
1591 } 1588 }
1592 } else 1589 } else
1593 err("%s: action==%d!", __func__, action); 1590 dev_err(cs->dev, "%s: action==%d!\n", __func__, action);
1594 } 1591 }
1595} 1592}
1596 1593
@@ -1609,47 +1606,46 @@ static void process_event(struct cardstate *cs, struct event_t *ev)
1609 int curact; 1606 int curact;
1610 unsigned long flags; 1607 unsigned long flags;
1611 1608
1612 IFNULLRET(cs);
1613 IFNULLRET(ev);
1614
1615 if (ev->cid >= 0) { 1609 if (ev->cid >= 0) {
1616 at_state = at_state_from_cid(cs, ev->cid); 1610 at_state = at_state_from_cid(cs, ev->cid);
1617 if (!at_state) { 1611 if (!at_state) {
1618 gigaset_add_event(cs, &cs->at_state, RSP_WRONG_CID, 1612 gigaset_add_event(cs, &cs->at_state, RSP_WRONG_CID,
1619 NULL, 0, NULL); 1613 NULL, 0, NULL);
1620 return; 1614 return;
1621 } 1615 }
1622 } else { 1616 } else {
1623 at_state = ev->at_state; 1617 at_state = ev->at_state;
1624 if (at_state_invalid(cs, at_state)) { 1618 if (at_state_invalid(cs, at_state)) {
1625 dbg(DEBUG_ANY, 1619 gig_dbg(DEBUG_ANY, "event for invalid at_state %p",
1626 "event for invalid at_state %p", at_state); 1620 at_state);
1627 return; 1621 return;
1628 } 1622 }
1629 } 1623 }
1630 1624
1631 dbg(DEBUG_CMD, 1625 gig_dbg(DEBUG_CMD, "connection state %d, event %d",
1632 "connection state %d, event %d", at_state->ConState, ev->type); 1626 at_state->ConState, ev->type);
1633 1627
1634 bcs = at_state->bcs; 1628 bcs = at_state->bcs;
1635 sendcid = at_state->cid; 1629 sendcid = at_state->cid;
1636 1630
1637 /* Setting the pointer to the dial array */ 1631 /* Setting the pointer to the dial array */
1638 rep = at_state->replystruct; 1632 rep = at_state->replystruct;
1639 IFNULLRET(rep);
1640 1633
1634 spin_lock_irqsave(&cs->lock, flags);
1641 if (ev->type == EV_TIMEOUT) { 1635 if (ev->type == EV_TIMEOUT) {
1642 if (ev->parameter != atomic_read(&at_state->timer_index) 1636 if (ev->parameter != at_state->timer_index
1643 || !at_state->timer_active) { 1637 || !at_state->timer_active) {
1644 ev->type = RSP_NONE; /* old timeout */ 1638 ev->type = RSP_NONE; /* old timeout */
1645 dbg(DEBUG_ANY, "old timeout"); 1639 gig_dbg(DEBUG_ANY, "old timeout");
1646 } else if (!at_state->waiting) 1640 } else if (!at_state->waiting)
1647 dbg(DEBUG_ANY, "timeout occured"); 1641 gig_dbg(DEBUG_ANY, "timeout occurred");
1648 else 1642 else
1649 dbg(DEBUG_ANY, "stopped waiting"); 1643 gig_dbg(DEBUG_ANY, "stopped waiting");
1650 } 1644 }
1645 spin_unlock_irqrestore(&cs->lock, flags);
1651 1646
1652 /* if the response belongs to a variable in at_state->int_var[VAR_XXXX] or at_state->str_var[STR_XXXX], set it */ 1647 /* if the response belongs to a variable in at_state->int_var[VAR_XXXX]
1648 or at_state->str_var[STR_XXXX], set it */
1653 if (ev->type >= RSP_VAR && ev->type < RSP_VAR + VAR_NUM) { 1649 if (ev->type >= RSP_VAR && ev->type < RSP_VAR + VAR_NUM) {
1654 index = ev->type - RSP_VAR; 1650 index = ev->type - RSP_VAR;
1655 at_state->int_var[index] = ev->parameter; 1651 at_state->int_var[index] = ev->parameter;
@@ -1657,20 +1653,22 @@ static void process_event(struct cardstate *cs, struct event_t *ev)
1657 index = ev->type - RSP_STR; 1653 index = ev->type - RSP_STR;
1658 kfree(at_state->str_var[index]); 1654 kfree(at_state->str_var[index]);
1659 at_state->str_var[index] = ev->ptr; 1655 at_state->str_var[index] = ev->ptr;
1660 ev->ptr = NULL; /* prevent process_events() from deallocating ptr */ 1656 ev->ptr = NULL; /* prevent process_events() from
1657 deallocating ptr */
1661 } 1658 }
1662 1659
1663 if (ev->type == EV_TIMEOUT || ev->type == RSP_STRING) 1660 if (ev->type == EV_TIMEOUT || ev->type == RSP_STRING)
1664 at_state->getstring = 0; 1661 at_state->getstring = 0;
1665 1662
1666 /* Search row in dial array which matches modem response and current constate */ 1663 /* Search row in dial array which matches modem response and current
1664 constate */
1667 for (;; rep++) { 1665 for (;; rep++) {
1668 rcode = rep->resp_code; 1666 rcode = rep->resp_code;
1669 /* dbg (DEBUG_ANY, "rcode %d", rcode); */
1670 if (rcode == RSP_LAST) { 1667 if (rcode == RSP_LAST) {
1671 /* found nothing...*/ 1668 /* found nothing...*/
1672 warn("%s: rcode=RSP_LAST: resp_code %d in ConState %d!", 1669 dev_warn(cs->dev, "%s: rcode=RSP_LAST: "
1673 __func__, ev->type, at_state->ConState); 1670 "resp_code %d in ConState %d!\n",
1671 __func__, ev->type, at_state->ConState);
1674 return; 1672 return;
1675 } 1673 }
1676 if ((rcode == RSP_ANY || rcode == ev->type) 1674 if ((rcode == RSP_ANY || rcode == ev->type)
@@ -1706,14 +1704,14 @@ static void process_event(struct cardstate *cs, struct event_t *ev)
1706 } else { 1704 } else {
1707 /* Send command to modem if not NULL... */ 1705 /* Send command to modem if not NULL... */
1708 if (p_command/*rep->command*/) { 1706 if (p_command/*rep->command*/) {
1709 if (atomic_read(&cs->connected)) 1707 if (cs->connected)
1710 send_command(cs, p_command, 1708 send_command(cs, p_command,
1711 sendcid, cs->dle, 1709 sendcid, cs->dle,
1712 GFP_ATOMIC); 1710 GFP_ATOMIC);
1713 else 1711 else
1714 gigaset_add_event(cs, at_state, 1712 gigaset_add_event(cs, at_state,
1715 RSP_NODEV, 1713 RSP_NODEV,
1716 NULL, 0, NULL); 1714 NULL, 0, NULL);
1717 } 1715 }
1718 1716
1719 spin_lock_irqsave(&cs->lock, flags); 1717 spin_lock_irqsave(&cs->lock, flags);
@@ -1723,8 +1721,7 @@ static void process_event(struct cardstate *cs, struct event_t *ev)
1723 } else if (rep->timeout > 0) { /* new timeout */ 1721 } else if (rep->timeout > 0) { /* new timeout */
1724 at_state->timer_expires = rep->timeout * 10; 1722 at_state->timer_expires = rep->timeout * 10;
1725 at_state->timer_active = 1; 1723 at_state->timer_active = 1;
1726 new_index(&at_state->timer_index, 1724 ++at_state->timer_index;
1727 MAX_TIMER_INDEX);
1728 } 1725 }
1729 spin_unlock_irqrestore(&cs->lock, flags); 1726 spin_unlock_irqrestore(&cs->lock, flags);
1730 } 1727 }
@@ -1744,17 +1741,16 @@ static void process_command_flags(struct cardstate *cs)
1744 struct bc_state *bcs; 1741 struct bc_state *bcs;
1745 int i; 1742 int i;
1746 int sequence; 1743 int sequence;
1747 1744 unsigned long flags;
1748 IFNULLRET(cs);
1749 1745
1750 atomic_set(&cs->commands_pending, 0); 1746 atomic_set(&cs->commands_pending, 0);
1751 1747
1752 if (cs->cur_at_seq) { 1748 if (cs->cur_at_seq) {
1753 dbg(DEBUG_CMD, "not searching scheduled commands: busy"); 1749 gig_dbg(DEBUG_CMD, "not searching scheduled commands: busy");
1754 return; 1750 return;
1755 } 1751 }
1756 1752
1757 dbg(DEBUG_CMD, "searching scheduled commands"); 1753 gig_dbg(DEBUG_CMD, "searching scheduled commands");
1758 1754
1759 sequence = SEQ_NONE; 1755 sequence = SEQ_NONE;
1760 1756
@@ -1795,8 +1791,9 @@ static void process_command_flags(struct cardstate *cs)
1795 } 1791 }
1796 1792
1797 /* only switch back to unimodem mode, if no commands are pending and no channels are up */ 1793 /* only switch back to unimodem mode, if no commands are pending and no channels are up */
1794 spin_lock_irqsave(&cs->lock, flags);
1798 if (cs->at_state.pending_commands == PC_UMMODE 1795 if (cs->at_state.pending_commands == PC_UMMODE
1799 && !atomic_read(&cs->cidmode) 1796 && !cs->cidmode
1800 && list_empty(&cs->temp_at_states) 1797 && list_empty(&cs->temp_at_states)
1801 && atomic_read(&cs->mode) == M_CID) { 1798 && atomic_read(&cs->mode) == M_CID) {
1802 sequence = SEQ_UMMODE; 1799 sequence = SEQ_UMMODE;
@@ -1810,6 +1807,7 @@ static void process_command_flags(struct cardstate *cs)
1810 } 1807 }
1811 } 1808 }
1812 } 1809 }
1810 spin_unlock_irqrestore(&cs->lock, flags);
1813 cs->at_state.pending_commands &= ~PC_UMMODE; 1811 cs->at_state.pending_commands &= ~PC_UMMODE;
1814 if (sequence != SEQ_NONE) { 1812 if (sequence != SEQ_NONE) {
1815 schedule_sequence(cs, at_state, sequence); 1813 schedule_sequence(cs, at_state, sequence);
@@ -1865,11 +1863,7 @@ static void process_command_flags(struct cardstate *cs)
1865 if (cs->at_state.pending_commands & PC_CIDMODE) { 1863 if (cs->at_state.pending_commands & PC_CIDMODE) {
1866 cs->at_state.pending_commands &= ~PC_CIDMODE; 1864 cs->at_state.pending_commands &= ~PC_CIDMODE;
1867 if (atomic_read(&cs->mode) == M_UNIMODEM) { 1865 if (atomic_read(&cs->mode) == M_UNIMODEM) {
1868#if 0
1869 cs->retry_count = 2;
1870#else
1871 cs->retry_count = 1; 1866 cs->retry_count = 1;
1872#endif
1873 schedule_sequence(cs, &cs->at_state, SEQ_CIDMODE); 1867 schedule_sequence(cs, &cs->at_state, SEQ_CIDMODE);
1874 return; 1868 return;
1875 } 1869 }
@@ -1897,7 +1891,7 @@ static void process_command_flags(struct cardstate *cs)
1897 switch (atomic_read(&cs->mode)) { 1891 switch (atomic_read(&cs->mode)) {
1898 case M_UNIMODEM: 1892 case M_UNIMODEM:
1899 cs->at_state.pending_commands |= PC_CIDMODE; 1893 cs->at_state.pending_commands |= PC_CIDMODE;
1900 dbg(DEBUG_CMD, "Scheduling PC_CIDMODE"); 1894 gig_dbg(DEBUG_CMD, "Scheduling PC_CIDMODE");
1901 atomic_set(&cs->commands_pending, 1); 1895 atomic_set(&cs->commands_pending, 1);
1902 return; 1896 return;
1903#ifdef GIG_MAYINITONDIAL 1897#ifdef GIG_MAYINITONDIAL
@@ -1926,18 +1920,21 @@ static void process_events(struct cardstate *cs)
1926 int i; 1920 int i;
1927 int check_flags = 0; 1921 int check_flags = 0;
1928 int was_busy; 1922 int was_busy;
1923 unsigned long flags;
1929 1924
1930 /* no locking needed (only one reader) */ 1925 spin_lock_irqsave(&cs->ev_lock, flags);
1931 head = atomic_read(&cs->ev_head); 1926 head = cs->ev_head;
1932 1927
1933 for (i = 0; i < 2 * MAX_EVENTS; ++i) { 1928 for (i = 0; i < 2 * MAX_EVENTS; ++i) {
1934 tail = atomic_read(&cs->ev_tail); 1929 tail = cs->ev_tail;
1935 if (tail == head) { 1930 if (tail == head) {
1936 if (!check_flags && !atomic_read(&cs->commands_pending)) 1931 if (!check_flags && !atomic_read(&cs->commands_pending))
1937 break; 1932 break;
1938 check_flags = 0; 1933 check_flags = 0;
1934 spin_unlock_irqrestore(&cs->ev_lock, flags);
1939 process_command_flags(cs); 1935 process_command_flags(cs);
1940 tail = atomic_read(&cs->ev_tail); 1936 spin_lock_irqsave(&cs->ev_lock, flags);
1937 tail = cs->ev_tail;
1941 if (tail == head) { 1938 if (tail == head) {
1942 if (!atomic_read(&cs->commands_pending)) 1939 if (!atomic_read(&cs->commands_pending))
1943 break; 1940 break;
@@ -1947,18 +1944,23 @@ static void process_events(struct cardstate *cs)
1947 1944
1948 ev = cs->events + head; 1945 ev = cs->events + head;
1949 was_busy = cs->cur_at_seq != SEQ_NONE; 1946 was_busy = cs->cur_at_seq != SEQ_NONE;
1947 spin_unlock_irqrestore(&cs->ev_lock, flags);
1950 process_event(cs, ev); 1948 process_event(cs, ev);
1949 spin_lock_irqsave(&cs->ev_lock, flags);
1951 kfree(ev->ptr); 1950 kfree(ev->ptr);
1952 ev->ptr = NULL; 1951 ev->ptr = NULL;
1953 if (was_busy && cs->cur_at_seq == SEQ_NONE) 1952 if (was_busy && cs->cur_at_seq == SEQ_NONE)
1954 check_flags = 1; 1953 check_flags = 1;
1955 1954
1956 head = (head + 1) % MAX_EVENTS; 1955 head = (head + 1) % MAX_EVENTS;
1957 atomic_set(&cs->ev_head, head); 1956 cs->ev_head = head;
1958 } 1957 }
1959 1958
1959 spin_unlock_irqrestore(&cs->ev_lock, flags);
1960
1960 if (i == 2 * MAX_EVENTS) { 1961 if (i == 2 * MAX_EVENTS) {
1961 err("infinite loop in process_events; aborting."); 1962 dev_err(cs->dev,
1963 "infinite loop in process_events; aborting.\n");
1962 } 1964 }
1963} 1965}
1964 1966
@@ -1970,12 +1972,9 @@ void gigaset_handle_event(unsigned long data)
1970{ 1972{
1971 struct cardstate *cs = (struct cardstate *) data; 1973 struct cardstate *cs = (struct cardstate *) data;
1972 1974
1973 IFNULLRET(cs);
1974 IFNULLRET(cs->inbuf);
1975
1976 /* handle incoming data on control/common channel */ 1975 /* handle incoming data on control/common channel */
1977 if (atomic_read(&cs->inbuf->head) != atomic_read(&cs->inbuf->tail)) { 1976 if (atomic_read(&cs->inbuf->head) != atomic_read(&cs->inbuf->tail)) {
1978 dbg(DEBUG_INTR, "processing new data"); 1977 gig_dbg(DEBUG_INTR, "processing new data");
1979 cs->ops->handle_input(cs->inbuf); 1978 cs->ops->handle_input(cs->inbuf);
1980 } 1979 }
1981 1980
diff --git a/drivers/isdn/gigaset/gigaset.h b/drivers/isdn/gigaset/gigaset.h
index 729edcdb6dac..9d21ba8757b0 100644
--- a/drivers/isdn/gigaset/gigaset.h
+++ b/drivers/isdn/gigaset/gigaset.h
@@ -1,11 +1,16 @@
1/* Siemens Gigaset 307x driver 1/*
2 * Siemens Gigaset 307x driver
2 * Common header file for all connection variants 3 * Common header file for all connection variants
3 * 4 *
4 * Written by Stefan Eilers <Eilers.Stefan@epost.de> 5 * Written by Stefan Eilers
5 * and Hansjoerg Lipp <hjlipp@web.de> 6 * and Hansjoerg Lipp <hjlipp@web.de>
6 * 7 *
7 * Version: $Id: gigaset.h,v 1.97.4.26 2006/02/04 18:28:16 hjlipp Exp $ 8 * =====================================================================
8 * =========================================================================== 9 * This program is free software; you can redistribute it and/or
10 * modify it under the terms of the GNU General Public License as
11 * published by the Free Software Foundation; either version 2 of
12 * the License, or (at your option) any later version.
13 * =====================================================================
9 */ 14 */
10 15
11#ifndef GIGASET_H 16#ifndef GIGASET_H
@@ -15,7 +20,6 @@
15#include <linux/kernel.h> 20#include <linux/kernel.h>
16#include <linux/compiler.h> 21#include <linux/compiler.h>
17#include <linux/types.h> 22#include <linux/types.h>
18#include <asm/atomic.h>
19#include <linux/spinlock.h> 23#include <linux/spinlock.h>
20#include <linux/isdnif.h> 24#include <linux/isdnif.h>
21#include <linux/usb.h> 25#include <linux/usb.h>
@@ -27,21 +31,22 @@
27#include <linux/tty.h> 31#include <linux/tty.h>
28#include <linux/tty_driver.h> 32#include <linux/tty_driver.h>
29#include <linux/list.h> 33#include <linux/list.h>
34#include <asm/atomic.h>
30 35
31#define GIG_VERSION {0,5,0,0} 36#define GIG_VERSION {0,5,0,0}
32#define GIG_COMPAT {0,4,0,0} 37#define GIG_COMPAT {0,4,0,0}
33 38
34#define MAX_REC_PARAMS 10 /* Max. number of params in response string */ 39#define MAX_REC_PARAMS 10 /* Max. number of params in response string */
35#define MAX_RESP_SIZE 512 /* Max. size of a response string */ 40#define MAX_RESP_SIZE 512 /* Max. size of a response string */
36#define HW_HDR_LEN 2 /* Header size used to store ack info */ 41#define HW_HDR_LEN 2 /* Header size used to store ack info */
37 42
38#define MAX_EVENTS 64 /* size of event queue */ 43#define MAX_EVENTS 64 /* size of event queue */
39 44
40#define RBUFSIZE 8192 45#define RBUFSIZE 8192
41#define SBUFSIZE 4096 /* sk_buff payload size */ 46#define SBUFSIZE 4096 /* sk_buff payload size */
42 47
43#define MAX_BUF_SIZE (SBUFSIZE - 2) /* Max. size of a data packet from LL */ 48#define TRANSBUFSIZE 768 /* bytes per skb for transparent receive */
44#define TRANSBUFSIZE 768 /* bytes per skb for transparent receive */ 49#define MAX_BUF_SIZE (SBUFSIZE - 2) /* Max. size of a data packet from LL */
45 50
46/* compile time options */ 51/* compile time options */
47#define GIG_MAJOR 0 52#define GIG_MAJOR 0
@@ -50,10 +55,7 @@
50#define GIG_RETRYCID 55#define GIG_RETRYCID
51#define GIG_X75 56#define GIG_X75
52 57
53#define MAX_TIMER_INDEX 1000 58#define GIG_TICK 100 /* in milliseconds */
54#define MAX_SEQ_INDEX 1000
55
56#define GIG_TICK (HZ / 10)
57 59
58/* timeout values (unit: 1 sec) */ 60/* timeout values (unit: 1 sec) */
59#define INIT_TIMEOUT 1 61#define INIT_TIMEOUT 1
@@ -67,74 +69,89 @@
67 69
68#define MAXACT 3 70#define MAXACT 3
69 71
70#define IFNULL(a) if (unlikely(!(a)))
71#define IFNULLRET(a) if (unlikely(!(a))) {err("%s==NULL at %s:%d!", #a, __FILE__, __LINE__); return; }
72#define IFNULLRETVAL(a,b) if (unlikely(!(a))) {err("%s==NULL at %s:%d!", #a, __FILE__, __LINE__); return (b); }
73#define IFNULLCONT(a) if (unlikely(!(a))) {err("%s==NULL at %s:%d!", #a, __FILE__, __LINE__); continue; }
74#define IFNULLGOTO(a,b) if (unlikely(!(a))) {err("%s==NULL at %s:%d!", #a, __FILE__, __LINE__); goto b; }
75
76extern int gigaset_debuglevel; /* "needs" cast to (enum debuglevel) */ 72extern int gigaset_debuglevel; /* "needs" cast to (enum debuglevel) */
77 73
78/* any combination of these can be given with the 'debug=' parameter to insmod, e.g. 74/* any combination of these can be given with the 'debug=' parameter to insmod,
79 * 'insmod usb_gigaset.o debug=0x2c' will set DEBUG_OPEN, DEBUG_CMD and DEBUG_INTR. */ 75 * e.g. 'insmod usb_gigaset.o debug=0x2c' will set DEBUG_OPEN, DEBUG_CMD and
76 * DEBUG_INTR.
77 */
80enum debuglevel { /* up to 24 bits (atomic_t) */ 78enum debuglevel { /* up to 24 bits (atomic_t) */
81 DEBUG_REG = 0x0002, /* serial port I/O register operations */ 79 DEBUG_REG = 0x0002, /* serial port I/O register operations */
82 DEBUG_OPEN = 0x0004, /* open/close serial port */ 80 DEBUG_OPEN = 0x0004, /* open/close serial port */
83 DEBUG_INTR = 0x0008, /* interrupt processing */ 81 DEBUG_INTR = 0x0008, /* interrupt processing */
84 DEBUG_INTR_DUMP = 0x0010, /* Activating hexdump debug output on interrupt 82 DEBUG_INTR_DUMP = 0x0010, /* Activating hexdump debug output on
85 requests, not available as run-time option */ 83 interrupt requests, not available as
84 run-time option */
86 DEBUG_CMD = 0x00020, /* sent/received LL commands */ 85 DEBUG_CMD = 0x00020, /* sent/received LL commands */
87 DEBUG_STREAM = 0x00040, /* application data stream I/O events */ 86 DEBUG_STREAM = 0x00040, /* application data stream I/O events */
88 DEBUG_STREAM_DUMP = 0x00080, /* application data stream content */ 87 DEBUG_STREAM_DUMP = 0x00080, /* application data stream content */
89 DEBUG_LLDATA = 0x00100, /* sent/received LL data */ 88 DEBUG_LLDATA = 0x00100, /* sent/received LL data */
90 DEBUG_INTR_0 = 0x00200, /* serial port output interrupt processing */ 89 DEBUG_INTR_0 = 0x00200, /* serial port interrupt processing */
91 DEBUG_DRIVER = 0x00400, /* driver structure */ 90 DEBUG_DRIVER = 0x00400, /* driver structure */
92 DEBUG_HDLC = 0x00800, /* M10x HDLC processing */ 91 DEBUG_HDLC = 0x00800, /* M10x HDLC processing */
93 DEBUG_WRITE = 0x01000, /* M105 data write */ 92 DEBUG_WRITE = 0x01000, /* M105 data write */
94 DEBUG_TRANSCMD = 0x02000, /*AT-COMMANDS+RESPONSES*/ 93 DEBUG_TRANSCMD = 0x02000, /* AT-COMMANDS+RESPONSES */
95 DEBUG_MCMD = 0x04000, /*COMMANDS THAT ARE SENT VERY OFTEN*/ 94 DEBUG_MCMD = 0x04000, /* COMMANDS THAT ARE SENT VERY OFTEN */
96 DEBUG_INIT = 0x08000, /* (de)allocation+initialization of data structures */ 95 DEBUG_INIT = 0x08000, /* (de)allocation+initialization of data
96 structures */
97 DEBUG_LOCK = 0x10000, /* semaphore operations */ 97 DEBUG_LOCK = 0x10000, /* semaphore operations */
98 DEBUG_OUTPUT = 0x20000, /* output to device */ 98 DEBUG_OUTPUT = 0x20000, /* output to device */
99 DEBUG_ISO = 0x40000, /* isochronous transfers */ 99 DEBUG_ISO = 0x40000, /* isochronous transfers */
100 DEBUG_IF = 0x80000, /* character device operations */ 100 DEBUG_IF = 0x80000, /* character device operations */
101 DEBUG_USBREQ = 0x100000, /* USB communication (except payload data) */ 101 DEBUG_USBREQ = 0x100000, /* USB communication (except payload
102 DEBUG_LOCKCMD = 0x200000, /* AT commands and responses when MS_LOCKED */ 102 data) */
103 DEBUG_LOCKCMD = 0x200000, /* AT commands and responses when
104 MS_LOCKED */
103 105
104 DEBUG_ANY = 0x3fffff, /* print message if any of the others is activated */ 106 DEBUG_ANY = 0x3fffff, /* print message if any of the others is
107 activated */
105}; 108};
106 109
107#ifdef CONFIG_GIGASET_DEBUG 110/* missing from linux/device.h ... */
108#define DEBUG_DEFAULT (DEBUG_INIT | DEBUG_TRANSCMD | DEBUG_CMD | DEBUG_USBREQ) 111#ifndef dev_notice
109//#define DEBUG_DEFAULT (DEBUG_LOCK | DEBUG_INIT | DEBUG_TRANSCMD | DEBUG_CMD | DEBUF_IF | DEBUG_DRIVER | DEBUG_OUTPUT | DEBUG_INTR) 112#define dev_notice(dev, format, arg...) \
110#else 113 dev_printk(KERN_NOTICE , dev , format , ## arg)
111#define DEBUG_DEFAULT 0
112#endif 114#endif
113 115
114/* redefine syslog macros to prepend module name instead of entire source path */ 116/* Kernel message macros for situations where dev_printk and friends cannot be
115/* The space before the comma in ", ##" is needed by gcc 2.95 */ 117 * used for lack of reliable access to a device structure.
118 * linux/usb.h already contains these but in an obsolete form which clutters
119 * the log needlessly, and according to the USB maintainer those should be
120 * removed rather than fixed anyway.
121 */
122#undef err
116#undef info 123#undef info
117#define info(format, arg...) printk(KERN_INFO "%s: " format "\n", THIS_MODULE ? THIS_MODULE->name : "gigaset_hw" , ## arg)
118
119#undef notice
120#define notice(format, arg...) printk(KERN_NOTICE "%s: " format "\n", THIS_MODULE ? THIS_MODULE->name : "gigaset_hw" , ## arg)
121
122#undef warn 124#undef warn
123#define warn(format, arg...) printk(KERN_WARNING "%s: " format "\n", THIS_MODULE ? THIS_MODULE->name : "gigaset_hw" , ## arg) 125#undef notice
124 126
125#undef err 127#define err(format, arg...) printk(KERN_ERR KBUILD_MODNAME ": " \
126#define err(format, arg...) printk(KERN_ERR "%s: " format "\n", THIS_MODULE ? THIS_MODULE->name : "gigaset_hw" , ## arg) 128 format "\n" , ## arg)
129#define info(format, arg...) printk(KERN_INFO KBUILD_MODNAME ": " \
130 format "\n" , ## arg)
131#define warn(format, arg...) printk(KERN_WARNING KBUILD_MODNAME ": " \
132 format "\n" , ## arg)
133#define notice(format, arg...) printk(KERN_NOTICE KBUILD_MODNAME ": " \
134 format "\n" , ## arg)
127 135
128#undef dbg
129#ifdef CONFIG_GIGASET_DEBUG 136#ifdef CONFIG_GIGASET_DEBUG
130#define dbg(level, format, arg...) do { if (unlikely(((enum debuglevel)gigaset_debuglevel) & (level))) \ 137
131 printk(KERN_DEBUG "%s: " format "\n", THIS_MODULE ? THIS_MODULE->name : "gigaset_hw" , ## arg); } while (0) 138#define gig_dbg(level, format, arg...) \
139 do { \
140 if (unlikely(((enum debuglevel)gigaset_debuglevel) & (level))) \
141 printk(KERN_DEBUG KBUILD_MODNAME ": " format "\n", \
142 ## arg); \
143 } while (0)
144#define DEBUG_DEFAULT (DEBUG_INIT | DEBUG_TRANSCMD | DEBUG_CMD | DEBUG_USBREQ)
145
132#else 146#else
133#define dbg(level, format, arg...) do {} while (0) 147
148#define gig_dbg(level, format, arg...) do {} while (0)
149#define DEBUG_DEFAULT 0
150
134#endif 151#endif
135 152
136void gigaset_dbg_buffer(enum debuglevel level, const unsigned char *msg, 153void gigaset_dbg_buffer(enum debuglevel level, const unsigned char *msg,
137 size_t len, const unsigned char *buf, int from_user); 154 size_t len, const unsigned char *buf);
138 155
139/* connection state */ 156/* connection state */
140#define ZSAU_NONE 0 157#define ZSAU_NONE 0
@@ -148,13 +165,14 @@ void gigaset_dbg_buffer(enum debuglevel level, const unsigned char *msg,
148#define ZSAU_UNKNOWN -1 165#define ZSAU_UNKNOWN -1
149 166
150/* USB control transfer requests */ 167/* USB control transfer requests */
151#define OUT_VENDOR_REQ (USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_ENDPOINT) 168#define OUT_VENDOR_REQ (USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_ENDPOINT)
152#define IN_VENDOR_REQ (USB_DIR_IN | USB_TYPE_VENDOR | USB_RECIP_ENDPOINT) 169#define IN_VENDOR_REQ (USB_DIR_IN | USB_TYPE_VENDOR | USB_RECIP_ENDPOINT)
153 170
154/* int-in-events 3070 */ 171/* int-in-events 3070 */
155#define HD_B1_FLOW_CONTROL 0x80 172#define HD_B1_FLOW_CONTROL 0x80
156#define HD_B2_FLOW_CONTROL 0x81 173#define HD_B2_FLOW_CONTROL 0x81
157#define HD_RECEIVEATDATA_ACK (0x35) // 3070 // att: HD_RECEIVE>>AT<<DATA_ACK 174#define HD_RECEIVEATDATA_ACK (0x35) // 3070
175 // att: HD_RECEIVE>>AT<<DATA_ACK
158#define HD_READY_SEND_ATDATA (0x36) // 3070 176#define HD_READY_SEND_ATDATA (0x36) // 3070
159#define HD_OPEN_ATCHANNEL_ACK (0x37) // 3070 177#define HD_OPEN_ATCHANNEL_ACK (0x37) // 3070
160#define HD_CLOSE_ATCHANNEL_ACK (0x38) // 3070 178#define HD_CLOSE_ATCHANNEL_ACK (0x38) // 3070
@@ -181,17 +199,18 @@ void gigaset_dbg_buffer(enum debuglevel level, const unsigned char *msg,
181#define HD_CLOSE_ATCHANNEL (0x29) // 3070 199#define HD_CLOSE_ATCHANNEL (0x29) // 3070
182 200
183/* USB frames for isochronous transfer */ 201/* USB frames for isochronous transfer */
184#define BAS_FRAMETIME 1 /* number of milliseconds between frames */ 202#define BAS_FRAMETIME 1 /* number of milliseconds between frames */
185#define BAS_NUMFRAMES 8 /* number of frames per URB */ 203#define BAS_NUMFRAMES 8 /* number of frames per URB */
186#define BAS_MAXFRAME 16 /* allocated bytes per frame */ 204#define BAS_MAXFRAME 16 /* allocated bytes per frame */
187#define BAS_NORMFRAME 8 /* send size without flow control */ 205#define BAS_NORMFRAME 8 /* send size without flow control */
188#define BAS_HIGHFRAME 10 /* " " with positive flow control */ 206#define BAS_HIGHFRAME 10 /* " " with positive flow control */
189#define BAS_LOWFRAME 5 /* " " with negative flow control */ 207#define BAS_LOWFRAME 5 /* " " with negative flow control */
190#define BAS_CORRFRAMES 4 /* flow control multiplicator */ 208#define BAS_CORRFRAMES 4 /* flow control multiplicator */
191 209
192#define BAS_INBUFSIZE (BAS_MAXFRAME * BAS_NUMFRAMES) /* size of isochronous input buffer per URB */ 210#define BAS_INBUFSIZE (BAS_MAXFRAME * BAS_NUMFRAMES)
193#define BAS_OUTBUFSIZE 4096 /* size of common isochronous output buffer */ 211 /* size of isoc in buf per URB */
194#define BAS_OUTBUFPAD BAS_MAXFRAME /* size of pad area for isochronous output buffer */ 212#define BAS_OUTBUFSIZE 4096 /* size of common isoc out buffer */
213#define BAS_OUTBUFPAD BAS_MAXFRAME /* size of pad area for isoc out buf */
195 214
196#define BAS_INURBS 3 215#define BAS_INURBS 3
197#define BAS_OUTURBS 3 216#define BAS_OUTURBS 3
@@ -207,40 +226,40 @@ void gigaset_dbg_buffer(enum debuglevel level, const unsigned char *msg,
207#define AT_NUM 7 226#define AT_NUM 7
208 227
209/* variables in struct at_state_t */ 228/* variables in struct at_state_t */
210#define VAR_ZSAU 0 229#define VAR_ZSAU 0
211#define VAR_ZDLE 1 230#define VAR_ZDLE 1
212#define VAR_ZVLS 2 231#define VAR_ZVLS 2
213#define VAR_ZCTP 3 232#define VAR_ZCTP 3
214#define VAR_NUM 4 233#define VAR_NUM 4
215 234
216#define STR_NMBR 0 235#define STR_NMBR 0
217#define STR_ZCPN 1 236#define STR_ZCPN 1
218#define STR_ZCON 2 237#define STR_ZCON 2
219#define STR_ZBC 3 238#define STR_ZBC 3
220#define STR_ZHLC 4 239#define STR_ZHLC 4
221#define STR_NUM 5 240#define STR_NUM 5
222 241
223#define EV_TIMEOUT -105 242#define EV_TIMEOUT -105
224#define EV_IF_VER -106 243#define EV_IF_VER -106
225#define EV_PROC_CIDMODE -107 244#define EV_PROC_CIDMODE -107
226#define EV_SHUTDOWN -108 245#define EV_SHUTDOWN -108
227#define EV_START -110 246#define EV_START -110
228#define EV_STOP -111 247#define EV_STOP -111
229#define EV_IF_LOCK -112 248#define EV_IF_LOCK -112
230#define EV_PROTO_L2 -113 249#define EV_PROTO_L2 -113
231#define EV_ACCEPT -114 250#define EV_ACCEPT -114
232#define EV_DIAL -115 251#define EV_DIAL -115
233#define EV_HUP -116 252#define EV_HUP -116
234#define EV_BC_OPEN -117 253#define EV_BC_OPEN -117
235#define EV_BC_CLOSED -118 254#define EV_BC_CLOSED -118
236 255
237/* input state */ 256/* input state */
238#define INS_command 0x0001 257#define INS_command 0x0001
239#define INS_DLE_char 0x0002 258#define INS_DLE_char 0x0002
240#define INS_byte_stuff 0x0004 259#define INS_byte_stuff 0x0004
241#define INS_have_data 0x0008 260#define INS_have_data 0x0008
242#define INS_skip_frame 0x0010 261#define INS_skip_frame 0x0010
243#define INS_DLE_command 0x0020 262#define INS_DLE_command 0x0020
244#define INS_flag_hunt 0x0040 263#define INS_flag_hunt 0x0040
245 264
246/* channel state */ 265/* channel state */
@@ -248,27 +267,27 @@ void gigaset_dbg_buffer(enum debuglevel level, const unsigned char *msg,
248#define CHS_B_UP 0x02 267#define CHS_B_UP 0x02
249#define CHS_NOTIFY_LL 0x04 268#define CHS_NOTIFY_LL 0x04
250 269
251#define ICALL_REJECT 0 270#define ICALL_REJECT 0
252#define ICALL_ACCEPT 1 271#define ICALL_ACCEPT 1
253#define ICALL_IGNORE 2 272#define ICALL_IGNORE 2
254 273
255/* device state */ 274/* device state */
256#define MS_UNINITIALIZED 0 275#define MS_UNINITIALIZED 0
257#define MS_INIT 1 276#define MS_INIT 1
258#define MS_LOCKED 2 277#define MS_LOCKED 2
259#define MS_SHUTDOWN 3 278#define MS_SHUTDOWN 3
260#define MS_RECOVER 4 279#define MS_RECOVER 4
261#define MS_READY 5 280#define MS_READY 5
262 281
263/* mode */ 282/* mode */
264#define M_UNKNOWN 0 283#define M_UNKNOWN 0
265#define M_CONFIG 1 284#define M_CONFIG 1
266#define M_UNIMODEM 2 285#define M_UNIMODEM 2
267#define M_CID 3 286#define M_CID 3
268 287
269/* start mode */ 288/* start mode */
270#define SM_LOCKED 0 289#define SM_LOCKED 0
271#define SM_ISDN 1 /* default */ 290#define SM_ISDN 1 /* default */
272 291
273struct gigaset_ops; 292struct gigaset_ops;
274struct gigaset_driver; 293struct gigaset_driver;
@@ -283,27 +302,26 @@ struct ser_bc_state;
283struct bas_bc_state; 302struct bas_bc_state;
284 303
285struct reply_t { 304struct reply_t {
286 int resp_code; /* RSP_XXXX */ 305 int resp_code; /* RSP_XXXX */
287 int min_ConState; /* <0 => ignore */ 306 int min_ConState; /* <0 => ignore */
288 int max_ConState; /* <0 => ignore */ 307 int max_ConState; /* <0 => ignore */
289 int parameter; /* e.g. ZSAU_XXXX <0: ignore*/ 308 int parameter; /* e.g. ZSAU_XXXX <0: ignore*/
290 int new_ConState; /* <0 => ignore */ 309 int new_ConState; /* <0 => ignore */
291 int timeout; /* >0 => *HZ; <=0 => TOUT_XXXX*/ 310 int timeout; /* >0 => *HZ; <=0 => TOUT_XXXX*/
292 int action[MAXACT]; /* ACT_XXXX */ 311 int action[MAXACT]; /* ACT_XXXX */
293 char *command; /* NULL==none */ 312 char *command; /* NULL==none */
294}; 313};
295 314
296extern struct reply_t gigaset_tab_cid_m10x[]; 315extern struct reply_t gigaset_tab_cid_m10x[];
297extern struct reply_t gigaset_tab_nocid_m10x[]; 316extern struct reply_t gigaset_tab_nocid_m10x[];
298 317
299struct inbuf_t { 318struct inbuf_t {
300 unsigned char *rcvbuf; /* usb-gigaset receive buffer */ 319 unsigned char *rcvbuf; /* usb-gigaset receive buffer */
301 struct bc_state *bcs; 320 struct bc_state *bcs;
302 struct cardstate *cs; 321 struct cardstate *cs;
303 int inputstate; 322 int inputstate;
304 323 atomic_t head, tail;
305 atomic_t head, tail; 324 unsigned char data[RBUFSIZE];
306 unsigned char data[RBUFSIZE];
307}; 325};
308 326
309/* isochronous write buffer structure 327/* isochronous write buffer structure
@@ -319,16 +337,9 @@ struct inbuf_t {
319 * if writesem <= 0, data[write..read-1] is currently being written to 337 * if writesem <= 0, data[write..read-1] is currently being written to
320 * - idle contains the byte value to repeat when the end of valid data is 338 * - idle contains the byte value to repeat when the end of valid data is
321 * reached; if nextread==write (buffer contains no data to send), either the 339 * reached; if nextread==write (buffer contains no data to send), either the
322 * BAS_OUTBUFPAD bytes immediately before data[write] (if write>=BAS_OUTBUFPAD) 340 * BAS_OUTBUFPAD bytes immediately before data[write] (if
323 * or those of the pad area (if write<BAS_OUTBUFPAD) are also filled with that 341 * write>=BAS_OUTBUFPAD) or those of the pad area (if write<BAS_OUTBUFPAD)
324 * value 342 * are also filled with that value
325 * - optionally, the following statistics on the buffer's usage can be collected:
326 * maxfill: maximum number of bytes occupied
327 * idlefills: number of times a frame of idle bytes is prepared
328 * emptygets: number of times the buffer was empty when a data frame was requested
329 * backtoback: number of times two data packets were entered into the buffer
330 * without intervening idle flags
331 * nakedback: set if no idle flags have been inserted since the last data packet
332 */ 343 */
333struct isowbuf_t { 344struct isowbuf_t {
334 atomic_t read; 345 atomic_t read;
@@ -358,34 +369,28 @@ struct isow_urbctx_t {
358 * it is currently assigned a B channel 369 * it is currently assigned a B channel
359 */ 370 */
360struct at_state_t { 371struct at_state_t {
361 struct list_head list; 372 struct list_head list;
362 int waiting; 373 int waiting;
363 int getstring; 374 int getstring;
364 atomic_t timer_index; 375 unsigned timer_index;
365 unsigned long timer_expires; 376 unsigned long timer_expires;
366 int timer_active; 377 int timer_active;
367 unsigned int ConState; /* State of connection */ 378 unsigned int ConState; /* State of connection */
368 struct reply_t *replystruct; 379 struct reply_t *replystruct;
369 int cid; 380 int cid;
370 int int_var[VAR_NUM]; /* see VAR_XXXX */ 381 int int_var[VAR_NUM]; /* see VAR_XXXX */
371 char *str_var[STR_NUM]; /* see STR_XXXX */ 382 char *str_var[STR_NUM]; /* see STR_XXXX */
372 unsigned pending_commands; /* see PC_XXXX */ 383 unsigned pending_commands; /* see PC_XXXX */
373 atomic_t seq_index; 384 unsigned seq_index;
374 385
375 struct cardstate *cs; 386 struct cardstate *cs;
376 struct bc_state *bcs; 387 struct bc_state *bcs;
377}; 388};
378 389
379struct resp_type_t { 390struct resp_type_t {
380 unsigned char *response; 391 unsigned char *response;
381 int resp_code; /* RSP_XXXX */ 392 int resp_code; /* RSP_XXXX */
382 int type; /* RT_XXXX */ 393 int type; /* RT_XXXX */
383};
384
385struct prot_skb {
386 atomic_t empty;
387 struct semaphore *sem;
388 struct sk_buff *skb;
389}; 394};
390 395
391struct event_t { 396struct event_t {
@@ -398,29 +403,29 @@ struct event_t {
398 403
399/* This buffer holds all information about the used B-Channel */ 404/* This buffer holds all information about the used B-Channel */
400struct bc_state { 405struct bc_state {
401 struct sk_buff *tx_skb; /* Current transfer buffer to modem */ 406 struct sk_buff *tx_skb; /* Current transfer buffer to modem */
402 struct sk_buff_head squeue; /* B-Channel send Queue */ 407 struct sk_buff_head squeue; /* B-Channel send Queue */
403 408
404 /* Variables for debugging .. */ 409 /* Variables for debugging .. */
405 int corrupted; /* Counter for corrupted packages */ 410 int corrupted; /* Counter for corrupted packages */
406 int trans_down; /* Counter of packages (downstream) */ 411 int trans_down; /* Counter of packages (downstream) */
407 int trans_up; /* Counter of packages (upstream) */ 412 int trans_up; /* Counter of packages (upstream) */
408 413
409 struct at_state_t at_state; 414 struct at_state_t at_state;
410 unsigned long rcvbytes; 415 unsigned long rcvbytes;
411 416
412 __u16 fcs; 417 __u16 fcs;
413 struct sk_buff *skb; 418 struct sk_buff *skb;
414 int inputstate; /* see INS_XXXX */ 419 int inputstate; /* see INS_XXXX */
415 420
416 int channel; 421 int channel;
417 422
418 struct cardstate *cs; 423 struct cardstate *cs;
419 424
420 unsigned chstate; /* bitmap (CHS_*) */ 425 unsigned chstate; /* bitmap (CHS_*) */
421 int ignore; 426 int ignore;
422 unsigned proto2; /* Layer 2 protocol (ISDN_PROTO_L2_*) */ 427 unsigned proto2; /* Layer 2 protocol (ISDN_PROTO_L2_*) */
423 char *commands[AT_NUM]; /* see AT_XXXX */ 428 char *commands[AT_NUM]; /* see AT_XXXX */
424 429
425#ifdef CONFIG_GIGASET_DEBUG 430#ifdef CONFIG_GIGASET_DEBUG
426 int emptycount; 431 int emptycount;
@@ -428,37 +433,39 @@ struct bc_state {
428 int busy; 433 int busy;
429 int use_count; 434 int use_count;
430 435
431 /* hardware drivers */ 436 /* private data of hardware drivers */
432 union { 437 union {
433 struct ser_bc_state *ser; /* private data of serial hardware driver */ 438 struct ser_bc_state *ser; /* serial hardware driver */
434 struct usb_bc_state *usb; /* private data of usb hardware driver */ 439 struct usb_bc_state *usb; /* usb hardware driver (m105) */
435 struct bas_bc_state *bas; 440 struct bas_bc_state *bas; /* usb hardware driver (base) */
436 } hw; 441 } hw;
437}; 442};
438 443
439struct cardstate { 444struct cardstate {
440 struct gigaset_driver *driver; 445 struct gigaset_driver *driver;
441 unsigned minor_index; 446 unsigned minor_index;
447 struct device *dev;
442 448
443 const struct gigaset_ops *ops; 449 const struct gigaset_ops *ops;
444 450
445 /* Stuff to handle communication */ 451 /* Stuff to handle communication */
446 //wait_queue_head_t initwait;
447 wait_queue_head_t waitqueue; 452 wait_queue_head_t waitqueue;
448 int waiting; 453 int waiting;
449 atomic_t mode; /* see M_XXXX */ 454 atomic_t mode; /* see M_XXXX */
450 atomic_t mstate; /* Modem state: see MS_XXXX */ 455 atomic_t mstate; /* Modem state: see MS_XXXX */
451 /* only changed by the event layer */ 456 /* only changed by the event layer */
452 int cmd_result; 457 int cmd_result;
453 458
454 int channels; 459 int channels;
455 struct bc_state *bcs; /* Array of struct bc_state */ 460 struct bc_state *bcs; /* Array of struct bc_state */
456 461
457 int onechannel; /* data and commands transmitted in one stream (M10x) */ 462 int onechannel; /* data and commands transmitted in one
463 stream (M10x) */
458 464
459 spinlock_t lock; 465 spinlock_t lock;
460 struct at_state_t at_state; /* at_state_t for cid == 0 */ 466 struct at_state_t at_state; /* at_state_t for cid == 0 */
461 struct list_head temp_at_states; /* list of temporary "struct at_state_t"s without B channel */ 467 struct list_head temp_at_states;/* list of temporary "struct
468 at_state_t"s without B channel */
462 469
463 struct inbuf_t *inbuf; 470 struct inbuf_t *inbuf;
464 471
@@ -474,58 +481,69 @@ struct cardstate {
474 unsigned fwver[4]; 481 unsigned fwver[4];
475 int gotfwver; 482 int gotfwver;
476 483
477 atomic_t running; /* !=0 if events are handled */ 484 unsigned running; /* !=0 if events are handled */
478 atomic_t connected; /* !=0 if hardware is connected */ 485 unsigned connected; /* !=0 if hardware is connected */
486 unsigned isdn_up; /* !=0 after ISDN_STAT_RUN */
479 487
480 atomic_t cidmode; 488 unsigned cidmode;
481 489
482 int myid; /* id for communication with LL */ 490 int myid; /* id for communication with LL */
483 isdn_if iif; 491 isdn_if iif;
484 492
485 struct reply_t *tabnocid; 493 struct reply_t *tabnocid;
486 struct reply_t *tabcid; 494 struct reply_t *tabcid;
487 int cs_init; 495 int cs_init;
488 int ignoreframes; /* frames to ignore after setting up the B channel */ 496 int ignoreframes; /* frames to ignore after setting up the
489 struct semaphore sem; /* locks this structure: */ 497 B channel */
490 /* connected is not changed, */ 498 struct mutex mutex; /* locks this structure:
491 /* hardware_up is not changed, */ 499 * connected is not changed,
492 /* MState is not changed to or from MS_LOCKED */ 500 * hardware_up is not changed,
501 * MState is not changed to or from
502 * MS_LOCKED */
493 503
494 struct timer_list timer; 504 struct timer_list timer;
495 int retry_count; 505 int retry_count;
496 int dle; /* !=0 if modem commands/responses are dle encoded */ 506 int dle; /* !=0 if modem commands/responses are
497 int cur_at_seq; /* sequence of AT commands being processed */ 507 dle encoded */
498 int curchannel; /* channel, those commands are meant for */ 508 int cur_at_seq; /* sequence of AT commands being
499 atomic_t commands_pending; /* flag(s) in xxx.commands_pending have been set */ 509 processed */
500 struct tasklet_struct event_tasklet; /* tasklet for serializing AT commands. Scheduled 510 int curchannel; /* channel those commands are meant
501 * -> for modem reponses (and incomming data for M10x) 511 for */
502 * -> on timeout 512 atomic_t commands_pending; /* flag(s) in xxx.commands_pending have
503 * -> after setting bits in xxx.at_state.pending_command 513 been set */
504 * (e.g. command from LL) */ 514 struct tasklet_struct event_tasklet;
505 struct tasklet_struct write_tasklet; /* tasklet for serial output 515 /* tasklet for serializing AT commands.
506 * (not used in base driver) */ 516 * Scheduled
517 * -> for modem reponses (and
518 * incoming data for M10x)
519 * -> on timeout
520 * -> after setting bits in
521 * xxx.at_state.pending_command
522 * (e.g. command from LL) */
523 struct tasklet_struct write_tasklet;
524 /* tasklet for serial output
525 * (not used in base driver) */
507 526
508 /* event queue */ 527 /* event queue */
509 struct event_t events[MAX_EVENTS]; 528 struct event_t events[MAX_EVENTS];
510 atomic_t ev_tail, ev_head; 529 unsigned ev_tail, ev_head;
511 spinlock_t ev_lock; 530 spinlock_t ev_lock;
512 531
513 /* current modem response */ 532 /* current modem response */
514 unsigned char respdata[MAX_RESP_SIZE]; 533 unsigned char respdata[MAX_RESP_SIZE];
515 unsigned cbytes; 534 unsigned cbytes;
516 535
517 /* hardware drivers */ 536 /* private data of hardware drivers */
518 union { 537 union {
519 struct usb_cardstate *usb; /* private data of USB hardware driver */ 538 struct usb_cardstate *usb; /* USB hardware driver (m105) */
520 struct ser_cardstate *ser; /* private data of serial hardware driver */ 539 struct ser_cardstate *ser; /* serial hardware driver */
521 struct bas_cardstate *bas; /* private data of base hardware driver */ 540 struct bas_cardstate *bas; /* USB hardware driver (base) */
522 } hw; 541 } hw;
523}; 542};
524 543
525struct gigaset_driver { 544struct gigaset_driver {
526 struct list_head list; 545 struct list_head list;
527 spinlock_t lock; /* locks minor tables and blocked */ 546 spinlock_t lock; /* locks minor tables and blocked */
528 //struct semaphore sem; /* locks this structure */
529 struct tty_driver *tty; 547 struct tty_driver *tty;
530 unsigned have_tty; 548 unsigned have_tty;
531 unsigned minor; 549 unsigned minor;
@@ -553,37 +571,42 @@ struct bas_bc_state {
553 struct isow_urbctx_t isoouturbs[BAS_OUTURBS]; 571 struct isow_urbctx_t isoouturbs[BAS_OUTURBS];
554 struct isow_urbctx_t *isooutdone, *isooutfree, *isooutovfl; 572 struct isow_urbctx_t *isooutdone, *isooutfree, *isooutovfl;
555 struct isowbuf_t *isooutbuf; 573 struct isowbuf_t *isooutbuf;
556 unsigned numsub; /* submitted URB counter (for diagnostic messages only) */ 574 unsigned numsub; /* submitted URB counter
575 (for diagnostic messages only) */
557 struct tasklet_struct sent_tasklet; 576 struct tasklet_struct sent_tasklet;
558 577
559 /* isochronous input state */ 578 /* isochronous input state */
560 spinlock_t isoinlock; 579 spinlock_t isoinlock;
561 struct urb *isoinurbs[BAS_INURBS]; 580 struct urb *isoinurbs[BAS_INURBS];
562 unsigned char isoinbuf[BAS_INBUFSIZE * BAS_INURBS]; 581 unsigned char isoinbuf[BAS_INBUFSIZE * BAS_INURBS];
563 struct urb *isoindone; /* completed isoc read URB */ 582 struct urb *isoindone; /* completed isoc read URB */
564 int loststatus; /* status of dropped URB */ 583 int loststatus; /* status of dropped URB */
565 unsigned isoinlost; /* number of bytes lost */ 584 unsigned isoinlost; /* number of bytes lost */
566 /* state of bit unstuffing algorithm (in addition to BC_state.inputstate) */ 585 /* state of bit unstuffing algorithm
567 unsigned seqlen; /* number of '1' bits not yet unstuffed */ 586 (in addition to BC_state.inputstate) */
568 unsigned inbyte, inbits; /* collected bits for next byte */ 587 unsigned seqlen; /* number of '1' bits not yet
588 unstuffed */
589 unsigned inbyte, inbits; /* collected bits for next byte */
569 /* statistics */ 590 /* statistics */
570 unsigned goodbytes; /* bytes correctly received */ 591 unsigned goodbytes; /* bytes correctly received */
571 unsigned alignerrs; /* frames with incomplete byte at end */ 592 unsigned alignerrs; /* frames with incomplete byte at end */
572 unsigned fcserrs; /* FCS errors */ 593 unsigned fcserrs; /* FCS errors */
573 unsigned frameerrs; /* framing errors */ 594 unsigned frameerrs; /* framing errors */
574 unsigned giants; /* long frames */ 595 unsigned giants; /* long frames */
575 unsigned runts; /* short frames */ 596 unsigned runts; /* short frames */
576 unsigned aborts; /* HDLC aborts */ 597 unsigned aborts; /* HDLC aborts */
577 unsigned shared0s; /* '0' bits shared between flags */ 598 unsigned shared0s; /* '0' bits shared between flags */
578 unsigned stolen0s; /* '0' stuff bits also serving as leading flag bits */ 599 unsigned stolen0s; /* '0' stuff bits also serving as
600 leading flag bits */
579 struct tasklet_struct rcvd_tasklet; 601 struct tasklet_struct rcvd_tasklet;
580}; 602};
581 603
582struct gigaset_ops { 604struct gigaset_ops {
583 /* Called from ev-layer.c/interface.c for sending AT commands to the device */ 605 /* Called from ev-layer.c/interface.c for sending AT commands to the
606 device */
584 int (*write_cmd)(struct cardstate *cs, 607 int (*write_cmd)(struct cardstate *cs,
585 const unsigned char *buf, int len, 608 const unsigned char *buf, int len,
586 struct tasklet_struct *wake_tasklet); 609 struct tasklet_struct *wake_tasklet);
587 610
588 /* Called from interface.c for additional device control */ 611 /* Called from interface.c for additional device control */
589 int (*write_room)(struct cardstate *cs); 612 int (*write_room)(struct cardstate *cs);
@@ -604,7 +627,8 @@ struct gigaset_ops {
604 /* Called by gigaset_freecs() for freeing bcs->hw.xxx */ 627 /* Called by gigaset_freecs() for freeing bcs->hw.xxx */
605 int (*freebcshw)(struct bc_state *bcs); 628 int (*freebcshw)(struct bc_state *bcs);
606 629
607 /* Called by gigaset_stop() or gigaset_bchannel_down() for resetting bcs->hw.xxx */ 630 /* Called by gigaset_stop() or gigaset_bchannel_down() for resetting
631 bcs->hw.xxx */
608 void (*reinitbcshw)(struct bc_state *bcs); 632 void (*reinitbcshw)(struct bc_state *bcs);
609 633
610 /* Called by gigaset_initcs() for setting up cs->hw.xxx */ 634 /* Called by gigaset_initcs() for setting up cs->hw.xxx */
@@ -613,13 +637,10 @@ struct gigaset_ops {
613 /* Called by gigaset_freecs() for freeing cs->hw.xxx */ 637 /* Called by gigaset_freecs() for freeing cs->hw.xxx */
614 void (*freecshw)(struct cardstate *cs); 638 void (*freecshw)(struct cardstate *cs);
615 639
616 ///* Called by gigaset_stop() for killing URBs, shutting down the device, ... 640 /* Called from common.c/interface.c for additional serial port
617 // hardwareup: ==0: don't try to shut down the device, hardware is really not accessible 641 control */
618 // !=0: hardware still up */ 642 int (*set_modem_ctrl)(struct cardstate *cs, unsigned old_state,
619 //void (*stophw)(struct cardstate *cs, int hardwareup); 643 unsigned new_state);
620
621 /* Called from common.c/interface.c for additional serial port control */
622 int (*set_modem_ctrl)(struct cardstate *cs, unsigned old_state, unsigned new_state);
623 int (*baud_rate)(struct cardstate *cs, unsigned cflag); 644 int (*baud_rate)(struct cardstate *cs, unsigned cflag);
624 int (*set_line_ctrl)(struct cardstate *cs, unsigned cflag); 645 int (*set_line_ctrl)(struct cardstate *cs, unsigned cflag);
625 646
@@ -639,7 +660,7 @@ struct gigaset_ops {
639 * <DLE_FLAG>: 0x10 660 * <DLE_FLAG>: 0x10
640 * <EVENT>: ((a-z)* | (A-Z)* | (0-10)*)+ 661 * <EVENT>: ((a-z)* | (A-Z)* | (0-10)*)+
641 */ 662 */
642#define DLE_FLAG 0x10 663#define DLE_FLAG 0x10
643 664
644/* =========================================================================== 665/* ===========================================================================
645 * Functions implemented in asyncdata.c 666 * Functions implemented in asyncdata.c
@@ -667,7 +688,8 @@ void gigaset_isoc_input(struct inbuf_t *inbuf);
667 688
668/* Called from bas-gigaset.c to process a block of data 689/* Called from bas-gigaset.c to process a block of data
669 * received through the isochronous channel */ 690 * received through the isochronous channel */
670void gigaset_isoc_receive(unsigned char *src, unsigned count, struct bc_state *bcs); 691void gigaset_isoc_receive(unsigned char *src, unsigned count,
692 struct bc_state *bcs);
671 693
672/* Called from bas-gigaset.c to put a block of data 694/* Called from bas-gigaset.c to put a block of data
673 * into the isochronous output buffer */ 695 * into the isochronous output buffer */
@@ -703,7 +725,7 @@ static inline void gigaset_isdn_rcv_err(struct bc_state *bcs)
703 isdn_ctrl response; 725 isdn_ctrl response;
704 726
705 /* error -> LL */ 727 /* error -> LL */
706 dbg(DEBUG_CMD, "sending L1ERR"); 728 gig_dbg(DEBUG_CMD, "sending L1ERR");
707 response.driver = bcs->cs->myid; 729 response.driver = bcs->cs->myid;
708 response.command = ISDN_STAT_L1ERR; 730 response.command = ISDN_STAT_L1ERR;
709 response.arg = bcs->channel; 731 response.arg = bcs->channel;
@@ -727,8 +749,8 @@ void gigaset_handle_modem_response(struct cardstate *cs);
727 */ 749 */
728 750
729/* initialize sysfs for device */ 751/* initialize sysfs for device */
730void gigaset_init_dev_sysfs(struct usb_interface *interface); 752void gigaset_init_dev_sysfs(struct cardstate *cs);
731void gigaset_free_dev_sysfs(struct usb_interface *interface); 753void gigaset_free_dev_sysfs(struct cardstate *cs);
732 754
733/* =========================================================================== 755/* ===========================================================================
734 * Functions implemented in common.c/gigaset.h 756 * Functions implemented in common.c/gigaset.h
@@ -736,7 +758,7 @@ void gigaset_free_dev_sysfs(struct usb_interface *interface);
736 758
737void gigaset_bcs_reinit(struct bc_state *bcs); 759void gigaset_bcs_reinit(struct bc_state *bcs);
738void gigaset_at_init(struct at_state_t *at_state, struct bc_state *bcs, 760void gigaset_at_init(struct at_state_t *at_state, struct bc_state *bcs,
739 struct cardstate *cs, int cid); 761 struct cardstate *cs, int cid);
740int gigaset_get_channel(struct bc_state *bcs); 762int gigaset_get_channel(struct bc_state *bcs);
741void gigaset_free_channel(struct bc_state *bcs); 763void gigaset_free_channel(struct bc_state *bcs);
742int gigaset_get_channels(struct cardstate *cs); 764int gigaset_get_channels(struct cardstate *cs);
@@ -745,16 +767,15 @@ void gigaset_block_channels(struct cardstate *cs);
745 767
746/* Allocate and initialize driver structure. */ 768/* Allocate and initialize driver structure. */
747struct gigaset_driver *gigaset_initdriver(unsigned minor, unsigned minors, 769struct gigaset_driver *gigaset_initdriver(unsigned minor, unsigned minors,
748 const char *procname, 770 const char *procname,
749 const char *devname, 771 const char *devname,
750 const char *devfsname, 772 const char *devfsname,
751 const struct gigaset_ops *ops, 773 const struct gigaset_ops *ops,
752 struct module *owner); 774 struct module *owner);
753 775
754/* Deallocate driver structure. */ 776/* Deallocate driver structure. */
755void gigaset_freedriver(struct gigaset_driver *drv); 777void gigaset_freedriver(struct gigaset_driver *drv);
756void gigaset_debugdrivers(void); 778void gigaset_debugdrivers(void);
757struct cardstate *gigaset_get_cs_by_minor(unsigned minor);
758struct cardstate *gigaset_get_cs_by_tty(struct tty_struct *tty); 779struct cardstate *gigaset_get_cs_by_tty(struct tty_struct *tty);
759struct cardstate *gigaset_get_cs_by_id(int id); 780struct cardstate *gigaset_get_cs_by_id(int id);
760 781
@@ -763,7 +784,8 @@ struct cardstate *gigaset_getunassignedcs(struct gigaset_driver *drv);
763void gigaset_unassign(struct cardstate *cs); 784void gigaset_unassign(struct cardstate *cs);
764void gigaset_blockdriver(struct gigaset_driver *drv); 785void gigaset_blockdriver(struct gigaset_driver *drv);
765 786
766/* Allocate and initialize card state. Calls hardware dependent gigaset_init[b]cs(). */ 787/* Allocate and initialize card state. Calls hardware dependent
788 gigaset_init[b]cs(). */
767struct cardstate *gigaset_initcs(struct gigaset_driver *drv, int channels, 789struct cardstate *gigaset_initcs(struct gigaset_driver *drv, int channels,
768 int onechannel, int ignoreframes, 790 int onechannel, int ignoreframes,
769 int cidmode, const char *modulename); 791 int cidmode, const char *modulename);
@@ -788,8 +810,8 @@ void gigaset_skb_sent(struct bc_state *bcs, struct sk_buff *skb);
788 * ptr must be kmalloc()ed (and not be freed by the caller). 810 * ptr must be kmalloc()ed (and not be freed by the caller).
789 */ 811 */
790struct event_t *gigaset_add_event(struct cardstate *cs, 812struct event_t *gigaset_add_event(struct cardstate *cs,
791 struct at_state_t *at_state, int type, 813 struct at_state_t *at_state, int type,
792 void *ptr, int parameter, void *arg); 814 void *ptr, int parameter, void *arg);
793 815
794/* Called on CONFIG1 command from frontend. */ 816/* Called on CONFIG1 command from frontend. */
795int gigaset_enterconfigmode(struct cardstate *cs); //0: success <0: errorcode 817int gigaset_enterconfigmode(struct cardstate *cs); //0: success <0: errorcode
@@ -799,7 +821,7 @@ static inline void gigaset_schedule_event(struct cardstate *cs)
799{ 821{
800 unsigned long flags; 822 unsigned long flags;
801 spin_lock_irqsave(&cs->lock, flags); 823 spin_lock_irqsave(&cs->lock, flags);
802 if (atomic_read(&cs->running)) 824 if (cs->running)
803 tasklet_schedule(&cs->event_tasklet); 825 tasklet_schedule(&cs->event_tasklet);
804 spin_unlock_irqrestore(&cs->lock, flags); 826 spin_unlock_irqrestore(&cs->lock, flags);
805} 827}
@@ -810,7 +832,7 @@ static inline void gigaset_bchannel_down(struct bc_state *bcs)
810{ 832{
811 gigaset_add_event(bcs->cs, &bcs->at_state, EV_BC_CLOSED, NULL, 0, NULL); 833 gigaset_add_event(bcs->cs, &bcs->at_state, EV_BC_CLOSED, NULL, 0, NULL);
812 834
813 dbg(DEBUG_CMD, "scheduling BC_CLOSED"); 835 gig_dbg(DEBUG_CMD, "scheduling BC_CLOSED");
814 gigaset_schedule_event(bcs->cs); 836 gigaset_schedule_event(bcs->cs);
815} 837}
816 838
@@ -820,36 +842,19 @@ static inline void gigaset_bchannel_up(struct bc_state *bcs)
820{ 842{
821 gigaset_add_event(bcs->cs, &bcs->at_state, EV_BC_OPEN, NULL, 0, NULL); 843 gigaset_add_event(bcs->cs, &bcs->at_state, EV_BC_OPEN, NULL, 0, NULL);
822 844
823 dbg(DEBUG_CMD, "scheduling BC_OPEN"); 845 gig_dbg(DEBUG_CMD, "scheduling BC_OPEN");
824 gigaset_schedule_event(bcs->cs); 846 gigaset_schedule_event(bcs->cs);
825} 847}
826 848
827/* handling routines for sk_buff */ 849/* handling routines for sk_buff */
828/* ============================= */ 850/* ============================= */
829 851
830/* private version of __skb_put()
831 * append 'len' bytes to the content of 'skb', already knowing that the
832 * existing buffer can accomodate them
833 * returns a pointer to the location where the new bytes should be copied to
834 * This function does not take any locks so it must be called with the
835 * appropriate locks held only.
836 */
837static inline unsigned char *gigaset_skb_put_quick(struct sk_buff *skb,
838 unsigned int len)
839{
840 unsigned char *tmp = skb->tail;
841 /*SKB_LINEAR_ASSERT(skb);*/ /* not needed here */
842 skb->tail += len;
843 skb->len += len;
844 return tmp;
845}
846
847/* pass received skb to LL 852/* pass received skb to LL
848 * Warning: skb must not be accessed anymore! 853 * Warning: skb must not be accessed anymore!
849 */ 854 */
850static inline void gigaset_rcv_skb(struct sk_buff *skb, 855static inline void gigaset_rcv_skb(struct sk_buff *skb,
851 struct cardstate *cs, 856 struct cardstate *cs,
852 struct bc_state *bcs) 857 struct bc_state *bcs)
853{ 858{
854 cs->iif.rcvcallb_skb(cs->myid, bcs->channel, skb); 859 cs->iif.rcvcallb_skb(cs->myid, bcs->channel, skb);
855 bcs->trans_down++; 860 bcs->trans_down++;
@@ -859,8 +864,8 @@ static inline void gigaset_rcv_skb(struct sk_buff *skb,
859 * Warning: skb must not be accessed anymore! 864 * Warning: skb must not be accessed anymore!
860 */ 865 */
861static inline void gigaset_rcv_error(struct sk_buff *procskb, 866static inline void gigaset_rcv_error(struct sk_buff *procskb,
862 struct cardstate *cs, 867 struct cardstate *cs,
863 struct bc_state *bcs) 868 struct bc_state *bcs)
864{ 869{
865 if (procskb) 870 if (procskb)
866 dev_kfree_skb(procskb); 871 dev_kfree_skb(procskb);
@@ -877,46 +882,9 @@ static inline void gigaset_rcv_error(struct sk_buff *procskb,
877/* bitwise byte inversion table */ 882/* bitwise byte inversion table */
878extern __u8 gigaset_invtab[]; /* in common.c */ 883extern __u8 gigaset_invtab[]; /* in common.c */
879 884
880
881/* append received bytes to inbuf */ 885/* append received bytes to inbuf */
882static inline int gigaset_fill_inbuf(struct inbuf_t *inbuf, 886int gigaset_fill_inbuf(struct inbuf_t *inbuf, const unsigned char *src,
883 const unsigned char *src, 887 unsigned numbytes);
884 unsigned numbytes)
885{
886 unsigned n, head, tail, bytesleft;
887
888 dbg(DEBUG_INTR, "received %u bytes", numbytes);
889
890 if (!numbytes)
891 return 0;
892
893 bytesleft = numbytes;
894 tail = atomic_read(&inbuf->tail);
895 head = atomic_read(&inbuf->head);
896 dbg(DEBUG_INTR, "buffer state: %u -> %u", head, tail);
897
898 while (bytesleft) {
899 if (head > tail)
900 n = head - 1 - tail;
901 else if (head == 0)
902 n = (RBUFSIZE-1) - tail;
903 else
904 n = RBUFSIZE - tail;
905 if (!n) {
906 err("buffer overflow (%u bytes lost)", bytesleft);
907 break;
908 }
909 if (n > bytesleft)
910 n = bytesleft;
911 memcpy(inbuf->data + tail, src, n);
912 bytesleft -= n;
913 tail = (tail + n) % RBUFSIZE;
914 src += n;
915 }
916 dbg(DEBUG_INTR, "setting tail to %u", tail);
917 atomic_set(&inbuf->tail, tail);
918 return numbytes != bytesleft;
919}
920 888
921/* =========================================================================== 889/* ===========================================================================
922 * Functions implemented in interface.c 890 * Functions implemented in interface.c
@@ -924,7 +892,7 @@ static inline int gigaset_fill_inbuf(struct inbuf_t *inbuf,
924 892
925/* initialize interface */ 893/* initialize interface */
926void gigaset_if_initdriver(struct gigaset_driver *drv, const char *procname, 894void gigaset_if_initdriver(struct gigaset_driver *drv, const char *procname,
927 const char *devname, const char *devfsname); 895 const char *devname, const char *devfsname);
928/* release interface */ 896/* release interface */
929void gigaset_if_freedriver(struct gigaset_driver *drv); 897void gigaset_if_freedriver(struct gigaset_driver *drv);
930/* add minor */ 898/* add minor */
@@ -933,6 +901,6 @@ void gigaset_if_init(struct cardstate *cs);
933void gigaset_if_free(struct cardstate *cs); 901void gigaset_if_free(struct cardstate *cs);
934/* device received data */ 902/* device received data */
935void gigaset_if_receive(struct cardstate *cs, 903void gigaset_if_receive(struct cardstate *cs,
936 unsigned char *buffer, size_t len); 904 unsigned char *buffer, size_t len);
937 905
938#endif 906#endif
diff --git a/drivers/isdn/gigaset/i4l.c b/drivers/isdn/gigaset/i4l.c
index 731a675f21b0..0815dbfb8291 100644
--- a/drivers/isdn/gigaset/i4l.c
+++ b/drivers/isdn/gigaset/i4l.c
@@ -1,9 +1,9 @@
1/* 1/*
2 * Stuff used by all variants of the driver 2 * Stuff used by all variants of the driver
3 * 3 *
4 * Copyright (c) 2001 by Stefan Eilers (Eilers.Stefan@epost.de), 4 * Copyright (c) 2001 by Stefan Eilers,
5 * Hansjoerg Lipp (hjlipp@web.de), 5 * Hansjoerg Lipp <hjlipp@web.de>,
6 * Tilman Schmidt (tilman@imap.cc). 6 * Tilman Schmidt <tilman@imap.cc>.
7 * 7 *
8 * ===================================================================== 8 * =====================================================================
9 * This program is free software; you can redistribute it and/or 9 * This program is free software; you can redistribute it and/or
@@ -11,15 +11,11 @@
11 * published by the Free Software Foundation; either version 2 of 11 * published by the Free Software Foundation; either version 2 of
12 * the License, or (at your option) any later version. 12 * the License, or (at your option) any later version.
13 * ===================================================================== 13 * =====================================================================
14 * ToDo: ...
15 * =====================================================================
16 * Version: $Id: i4l.c,v 1.3.2.9 2006/02/04 18:28:16 hjlipp Exp $
17 * =====================================================================
18 */ 14 */
19 15
20#include "gigaset.h" 16#include "gigaset.h"
21 17
22/* == Handling of I4L IO ============================================================================*/ 18/* == Handling of I4L IO =====================================================*/
23 19
24/* writebuf_from_LL 20/* writebuf_from_LL
25 * called by LL to transmit data on an open channel 21 * called by LL to transmit data on an open channel
@@ -29,14 +25,16 @@
29 * parameters: 25 * parameters:
30 * driverID driver ID as assigned by LL 26 * driverID driver ID as assigned by LL
31 * channel channel number 27 * channel channel number
32 * ack if != 0 LL wants to be notified on completion via statcallb(ISDN_STAT_BSENT) 28 * ack if != 0 LL wants to be notified on completion via
29 * statcallb(ISDN_STAT_BSENT)
33 * skb skb containing data to send 30 * skb skb containing data to send
34 * return value: 31 * return value:
35 * number of accepted bytes 32 * number of accepted bytes
36 * 0 if temporarily unable to accept data (out of buffer space) 33 * 0 if temporarily unable to accept data (out of buffer space)
37 * <0 on error (eg. -EINVAL) 34 * <0 on error (eg. -EINVAL)
38 */ 35 */
39static int writebuf_from_LL(int driverID, int channel, int ack, struct sk_buff *skb) 36static int writebuf_from_LL(int driverID, int channel, int ack,
37 struct sk_buff *skb)
40{ 38{
41 struct cardstate *cs; 39 struct cardstate *cs;
42 struct bc_state *bcs; 40 struct bc_state *bcs;
@@ -54,31 +52,28 @@ static int writebuf_from_LL(int driverID, int channel, int ack, struct sk_buff *
54 bcs = &cs->bcs[channel]; 52 bcs = &cs->bcs[channel];
55 len = skb->len; 53 len = skb->len;
56 54
57 dbg(DEBUG_LLDATA, 55 gig_dbg(DEBUG_LLDATA,
58 "Receiving data from LL (id: %d, channel: %d, ack: %d, size: %d)", 56 "Receiving data from LL (id: %d, ch: %d, ack: %d, sz: %d)",
59 driverID, channel, ack, len); 57 driverID, channel, ack, len);
60 58
61 if (!len) { 59 if (!len) {
62 if (ack) 60 if (ack)
63 warn("not ACKing empty packet from LL"); 61 notice("%s: not ACKing empty packet", __func__);
64 return 0; 62 return 0;
65 } 63 }
66 if (len > MAX_BUF_SIZE) { 64 if (len > MAX_BUF_SIZE) {
67 err("%s: packet too large (%d bytes)", __func__, channel); 65 err("%s: packet too large (%d bytes)", __func__, len);
68 return -EINVAL; 66 return -EINVAL;
69 } 67 }
70 68
71 if (!atomic_read(&cs->connected))
72 return -ENODEV;
73
74 skblen = ack ? len : 0; 69 skblen = ack ? len : 0;
75 skb->head[0] = skblen & 0xff; 70 skb->head[0] = skblen & 0xff;
76 skb->head[1] = skblen >> 8; 71 skb->head[1] = skblen >> 8;
77 dbg(DEBUG_MCMD, "skb: len=%u, skblen=%u: %02x %02x", len, skblen, 72 gig_dbg(DEBUG_MCMD, "skb: len=%u, skblen=%u: %02x %02x",
78 (unsigned) skb->head[0], (unsigned) skb->head[1]); 73 len, skblen, (unsigned) skb->head[0], (unsigned) skb->head[1]);
79 74
80 /* pass to device-specific module */ 75 /* pass to device-specific module */
81 return cs->ops->send_skb(bcs, skb); 76 return cs->ops->send_skb(bcs, skb); //FIXME cs->ops->send_skb() must handle !cs->connected correctly
82} 77}
83 78
84void gigaset_skb_sent(struct bc_state *bcs, struct sk_buff *skb) 79void gigaset_skb_sent(struct bc_state *bcs, struct sk_buff *skb)
@@ -89,14 +84,14 @@ void gigaset_skb_sent(struct bc_state *bcs, struct sk_buff *skb)
89 ++bcs->trans_up; 84 ++bcs->trans_up;
90 85
91 if (skb->len) 86 if (skb->len)
92 warn("%s: skb->len==%d", __func__, skb->len); 87 dev_warn(bcs->cs->dev, "%s: skb->len==%d\n",
88 __func__, skb->len);
93 89
94 len = (unsigned char) skb->head[0] | 90 len = (unsigned char) skb->head[0] |
95 (unsigned) (unsigned char) skb->head[1] << 8; 91 (unsigned) (unsigned char) skb->head[1] << 8;
96 if (len) { 92 if (len) {
97 dbg(DEBUG_MCMD, 93 gig_dbg(DEBUG_MCMD, "ACKing to LL (id: %d, ch: %d, sz: %u)",
98 "Acknowledge sending to LL (id: %d, channel: %d size: %u)", 94 bcs->cs->myid, bcs->channel, len);
99 bcs->cs->myid, bcs->channel, len);
100 95
101 response.driver = bcs->cs->myid; 96 response.driver = bcs->cs->myid;
102 response.command = ISDN_STAT_BSENT; 97 response.command = ISDN_STAT_BSENT;
@@ -119,15 +114,12 @@ static int command_from_LL(isdn_ctrl *cntrl)
119 struct bc_state *bcs; 114 struct bc_state *bcs;
120 int retval = 0; 115 int retval = 0;
121 struct setup_parm *sp; 116 struct setup_parm *sp;
117 unsigned param;
118 unsigned long flags;
122 119
123 //dbg(DEBUG_ANY, "Gigaset_HW: Receiving command");
124 gigaset_debugdrivers(); 120 gigaset_debugdrivers();
125 121
126 /* Terminate this call if no device is present. Bt if the command is "ISDN_CMD_LOCK" or 122 if (!cs) {
127 * "ISDN_CMD_UNLOCK" then execute it due to the fact that they are device independent !
128 */
129 //FIXME "remove test for &connected"
130 if ((!cs || !atomic_read(&cs->connected))) {
131 warn("LL tried to access unknown device with nr. %d", 123 warn("LL tried to access unknown device with nr. %d",
132 cntrl->driver); 124 cntrl->driver);
133 return -ENODEV; 125 return -ENODEV;
@@ -135,29 +127,30 @@ static int command_from_LL(isdn_ctrl *cntrl)
135 127
136 switch (cntrl->command) { 128 switch (cntrl->command) {
137 case ISDN_CMD_IOCTL: 129 case ISDN_CMD_IOCTL:
138 130 gig_dbg(DEBUG_ANY, "ISDN_CMD_IOCTL (driver: %d, arg: %ld)",
139 dbg(DEBUG_ANY, "ISDN_CMD_IOCTL (driver:%d,arg: %ld)", 131 cntrl->driver, cntrl->arg);
140 cntrl->driver, cntrl->arg);
141 132
142 warn("ISDN_CMD_IOCTL is not supported."); 133 warn("ISDN_CMD_IOCTL is not supported.");
143 return -EINVAL; 134 return -EINVAL;
144 135
145 case ISDN_CMD_DIAL: 136 case ISDN_CMD_DIAL:
146 dbg(DEBUG_ANY, "ISDN_CMD_DIAL (driver: %d, channel: %ld, " 137 gig_dbg(DEBUG_ANY,
147 "phone: %s,ownmsn: %s, si1: %d, si2: %d)", 138 "ISDN_CMD_DIAL (driver: %d, ch: %ld, "
148 cntrl->driver, cntrl->arg, 139 "phone: %s, ownmsn: %s, si1: %d, si2: %d)",
149 cntrl->parm.setup.phone, cntrl->parm.setup.eazmsn, 140 cntrl->driver, cntrl->arg,
150 cntrl->parm.setup.si1, cntrl->parm.setup.si2); 141 cntrl->parm.setup.phone, cntrl->parm.setup.eazmsn,
142 cntrl->parm.setup.si1, cntrl->parm.setup.si2);
151 143
152 if (cntrl->arg >= cs->channels) { 144 if (cntrl->arg >= cs->channels) {
153 err("invalid channel (%d)", (int) cntrl->arg); 145 err("ISDN_CMD_DIAL: invalid channel (%d)",
146 (int) cntrl->arg);
154 return -EINVAL; 147 return -EINVAL;
155 } 148 }
156 149
157 bcs = cs->bcs + cntrl->arg; 150 bcs = cs->bcs + cntrl->arg;
158 151
159 if (!gigaset_get_channel(bcs)) { 152 if (!gigaset_get_channel(bcs)) {
160 err("channel not free"); 153 err("ISDN_CMD_DIAL: channel not free");
161 return -EBUSY; 154 return -EBUSY;
162 } 155 }
163 156
@@ -169,42 +162,46 @@ static int command_from_LL(isdn_ctrl *cntrl)
169 } 162 }
170 *sp = cntrl->parm.setup; 163 *sp = cntrl->parm.setup;
171 164
172 if (!gigaset_add_event(cs, &bcs->at_state, EV_DIAL, sp, 165 spin_lock_irqsave(&cs->lock, flags);
173 atomic_read(&bcs->at_state.seq_index), 166 param = bcs->at_state.seq_index;
174 NULL)) { 167 spin_unlock_irqrestore(&cs->lock, flags);
168
169 if (!gigaset_add_event(cs, &bcs->at_state, EV_DIAL, sp, param,
170 NULL)) {
175 //FIXME what should we do? 171 //FIXME what should we do?
176 kfree(sp); 172 kfree(sp);
177 gigaset_free_channel(bcs); 173 gigaset_free_channel(bcs);
178 return -ENOMEM; 174 return -ENOMEM;
179 } 175 }
180 176
181 dbg(DEBUG_CMD, "scheduling DIAL"); 177 gig_dbg(DEBUG_CMD, "scheduling DIAL");
182 gigaset_schedule_event(cs); 178 gigaset_schedule_event(cs);
183 break; 179 break;
184 case ISDN_CMD_ACCEPTD: //FIXME 180 case ISDN_CMD_ACCEPTD: //FIXME
185 dbg(DEBUG_ANY, "ISDN_CMD_ACCEPTD"); 181 gig_dbg(DEBUG_ANY, "ISDN_CMD_ACCEPTD");
186 182
187 if (cntrl->arg >= cs->channels) { 183 if (cntrl->arg >= cs->channels) {
188 err("invalid channel (%d)", (int) cntrl->arg); 184 err("ISDN_CMD_ACCEPTD: invalid channel (%d)",
185 (int) cntrl->arg);
189 return -EINVAL; 186 return -EINVAL;
190 } 187 }
191 188
192 if (!gigaset_add_event(cs, &cs->bcs[cntrl->arg].at_state, 189 if (!gigaset_add_event(cs, &cs->bcs[cntrl->arg].at_state,
193 EV_ACCEPT, NULL, 0, NULL)) { 190 EV_ACCEPT, NULL, 0, NULL)) {
194 //FIXME what should we do? 191 //FIXME what should we do?
195 return -ENOMEM; 192 return -ENOMEM;
196 } 193 }
197 194
198 dbg(DEBUG_CMD, "scheduling ACCEPT"); 195 gig_dbg(DEBUG_CMD, "scheduling ACCEPT");
199 gigaset_schedule_event(cs); 196 gigaset_schedule_event(cs);
200 197
201 break; 198 break;
202 case ISDN_CMD_ACCEPTB: 199 case ISDN_CMD_ACCEPTB:
203 dbg(DEBUG_ANY, "ISDN_CMD_ACCEPTB"); 200 gig_dbg(DEBUG_ANY, "ISDN_CMD_ACCEPTB");
204 break; 201 break;
205 case ISDN_CMD_HANGUP: 202 case ISDN_CMD_HANGUP:
206 dbg(DEBUG_ANY, 203 gig_dbg(DEBUG_ANY, "ISDN_CMD_HANGUP (ch: %d)",
207 "ISDN_CMD_HANGUP (channel: %d)", (int) cntrl->arg); 204 (int) cntrl->arg);
208 205
209 if (cntrl->arg >= cs->channels) { 206 if (cntrl->arg >= cs->channels) {
210 err("ISDN_CMD_HANGUP: invalid channel (%u)", 207 err("ISDN_CMD_HANGUP: invalid channel (%u)",
@@ -213,66 +210,68 @@ static int command_from_LL(isdn_ctrl *cntrl)
213 } 210 }
214 211
215 if (!gigaset_add_event(cs, &cs->bcs[cntrl->arg].at_state, 212 if (!gigaset_add_event(cs, &cs->bcs[cntrl->arg].at_state,
216 EV_HUP, NULL, 0, NULL)) { 213 EV_HUP, NULL, 0, NULL)) {
217 //FIXME what should we do? 214 //FIXME what should we do?
218 return -ENOMEM; 215 return -ENOMEM;
219 } 216 }
220 217
221 dbg(DEBUG_CMD, "scheduling HUP"); 218 gig_dbg(DEBUG_CMD, "scheduling HUP");
222 gigaset_schedule_event(cs); 219 gigaset_schedule_event(cs);
223 220
224 break; 221 break;
225 case ISDN_CMD_CLREAZ: /* Do not signal incoming signals */ //FIXME 222 case ISDN_CMD_CLREAZ: /* Do not signal incoming signals */ //FIXME
226 dbg(DEBUG_ANY, "ISDN_CMD_CLREAZ"); 223 gig_dbg(DEBUG_ANY, "ISDN_CMD_CLREAZ");
227 break; 224 break;
228 case ISDN_CMD_SETEAZ: /* Signal incoming calls for given MSN */ //FIXME 225 case ISDN_CMD_SETEAZ: /* Signal incoming calls for given MSN */ //FIXME
229 dbg(DEBUG_ANY, 226 gig_dbg(DEBUG_ANY,
230 "ISDN_CMD_SETEAZ (id:%d, channel: %ld, number: %s)", 227 "ISDN_CMD_SETEAZ (id: %d, ch: %ld, number: %s)",
231 cntrl->driver, cntrl->arg, cntrl->parm.num); 228 cntrl->driver, cntrl->arg, cntrl->parm.num);
232 break; 229 break;
233 case ISDN_CMD_SETL2: /* Set L2 to given protocol */ 230 case ISDN_CMD_SETL2: /* Set L2 to given protocol */
234 dbg(DEBUG_ANY, "ISDN_CMD_SETL2 (Channel: %ld, Proto: %lx)", 231 gig_dbg(DEBUG_ANY, "ISDN_CMD_SETL2 (ch: %ld, proto: %lx)",
235 cntrl->arg & 0xff, (cntrl->arg >> 8)); 232 cntrl->arg & 0xff, (cntrl->arg >> 8));
236 233
237 if ((cntrl->arg & 0xff) >= cs->channels) { 234 if ((cntrl->arg & 0xff) >= cs->channels) {
238 err("invalid channel (%u)", 235 err("ISDN_CMD_SETL2: invalid channel (%u)",
239 (unsigned) cntrl->arg & 0xff); 236 (unsigned) cntrl->arg & 0xff);
240 return -EINVAL; 237 return -EINVAL;
241 } 238 }
242 239
243 if (!gigaset_add_event(cs, &cs->bcs[cntrl->arg & 0xff].at_state, 240 if (!gigaset_add_event(cs, &cs->bcs[cntrl->arg & 0xff].at_state,
244 EV_PROTO_L2, NULL, cntrl->arg >> 8, 241 EV_PROTO_L2, NULL, cntrl->arg >> 8,
245 NULL)) { 242 NULL)) {
246 //FIXME what should we do? 243 //FIXME what should we do?
247 return -ENOMEM; 244 return -ENOMEM;
248 } 245 }
249 246
250 dbg(DEBUG_CMD, "scheduling PROTO_L2"); 247 gig_dbg(DEBUG_CMD, "scheduling PROTO_L2");
251 gigaset_schedule_event(cs); 248 gigaset_schedule_event(cs);
252 break; 249 break;
253 case ISDN_CMD_SETL3: /* Set L3 to given protocol */ 250 case ISDN_CMD_SETL3: /* Set L3 to given protocol */
254 dbg(DEBUG_ANY, "ISDN_CMD_SETL3 (Channel: %ld, Proto: %lx)", 251 gig_dbg(DEBUG_ANY, "ISDN_CMD_SETL3 (ch: %ld, proto: %lx)",
255 cntrl->arg & 0xff, (cntrl->arg >> 8)); 252 cntrl->arg & 0xff, (cntrl->arg >> 8));
256 253
257 if ((cntrl->arg & 0xff) >= cs->channels) { 254 if ((cntrl->arg & 0xff) >= cs->channels) {
258 err("invalid channel (%u)", 255 err("ISDN_CMD_SETL3: invalid channel (%u)",
259 (unsigned) cntrl->arg & 0xff); 256 (unsigned) cntrl->arg & 0xff);
260 return -EINVAL; 257 return -EINVAL;
261 } 258 }
262 259
263 if (cntrl->arg >> 8 != ISDN_PROTO_L3_TRANS) { 260 if (cntrl->arg >> 8 != ISDN_PROTO_L3_TRANS) {
264 err("invalid protocol %lu", cntrl->arg >> 8); 261 err("ISDN_CMD_SETL3: invalid protocol %lu",
262 cntrl->arg >> 8);
265 return -EINVAL; 263 return -EINVAL;
266 } 264 }
267 265
268 break; 266 break;
269 case ISDN_CMD_PROCEED: 267 case ISDN_CMD_PROCEED:
270 dbg(DEBUG_ANY, "ISDN_CMD_PROCEED"); //FIXME 268 gig_dbg(DEBUG_ANY, "ISDN_CMD_PROCEED"); //FIXME
271 break; 269 break;
272 case ISDN_CMD_ALERT: 270 case ISDN_CMD_ALERT:
273 dbg(DEBUG_ANY, "ISDN_CMD_ALERT"); //FIXME 271 gig_dbg(DEBUG_ANY, "ISDN_CMD_ALERT"); //FIXME
274 if (cntrl->arg >= cs->channels) { 272 if (cntrl->arg >= cs->channels) {
275 err("invalid channel (%d)", (int) cntrl->arg); 273 err("ISDN_CMD_ALERT: invalid channel (%d)",
274 (int) cntrl->arg);
276 return -EINVAL; 275 return -EINVAL;
277 } 276 }
278 //bcs = cs->bcs + cntrl->arg; 277 //bcs = cs->bcs + cntrl->arg;
@@ -280,32 +279,31 @@ static int command_from_LL(isdn_ctrl *cntrl)
280 // FIXME 279 // FIXME
281 break; 280 break;
282 case ISDN_CMD_REDIR: 281 case ISDN_CMD_REDIR:
283 dbg(DEBUG_ANY, "ISDN_CMD_REDIR"); //FIXME 282 gig_dbg(DEBUG_ANY, "ISDN_CMD_REDIR"); //FIXME
284 break; 283 break;
285 case ISDN_CMD_PROT_IO: 284 case ISDN_CMD_PROT_IO:
286 dbg(DEBUG_ANY, "ISDN_CMD_PROT_IO"); 285 gig_dbg(DEBUG_ANY, "ISDN_CMD_PROT_IO");
287 break; 286 break;
288 case ISDN_CMD_FAXCMD: 287 case ISDN_CMD_FAXCMD:
289 dbg(DEBUG_ANY, "ISDN_CMD_FAXCMD"); 288 gig_dbg(DEBUG_ANY, "ISDN_CMD_FAXCMD");
290 break; 289 break;
291 case ISDN_CMD_GETL2: 290 case ISDN_CMD_GETL2:
292 dbg(DEBUG_ANY, "ISDN_CMD_GETL2"); 291 gig_dbg(DEBUG_ANY, "ISDN_CMD_GETL2");
293 break; 292 break;
294 case ISDN_CMD_GETL3: 293 case ISDN_CMD_GETL3:
295 dbg(DEBUG_ANY, "ISDN_CMD_GETL3"); 294 gig_dbg(DEBUG_ANY, "ISDN_CMD_GETL3");
296 break; 295 break;
297 case ISDN_CMD_GETEAZ: 296 case ISDN_CMD_GETEAZ:
298 dbg(DEBUG_ANY, "ISDN_CMD_GETEAZ"); 297 gig_dbg(DEBUG_ANY, "ISDN_CMD_GETEAZ");
299 break; 298 break;
300 case ISDN_CMD_SETSIL: 299 case ISDN_CMD_SETSIL:
301 dbg(DEBUG_ANY, "ISDN_CMD_SETSIL"); 300 gig_dbg(DEBUG_ANY, "ISDN_CMD_SETSIL");
302 break; 301 break;
303 case ISDN_CMD_GETSIL: 302 case ISDN_CMD_GETSIL:
304 dbg(DEBUG_ANY, "ISDN_CMD_GETSIL"); 303 gig_dbg(DEBUG_ANY, "ISDN_CMD_GETSIL");
305 break; 304 break;
306 default: 305 default:
307 err("unknown command %d from LL", 306 err("unknown command %d from LL", cntrl->command);
308 cntrl->command);
309 return -EINVAL; 307 return -EINVAL;
310 } 308 }
311 309
@@ -350,7 +348,8 @@ int gigaset_isdn_setup_dial(struct at_state_t *at_state, void *data)
350 proto = 2; /* 0: Bitsynchron, 1: HDLC, 2: voice */ 348 proto = 2; /* 0: Bitsynchron, 1: HDLC, 2: voice */
351 break; 349 break;
352 default: 350 default:
353 err("invalid protocol: %u", bcs->proto2); 351 dev_err(bcs->cs->dev, "%s: invalid L2 protocol: %u\n",
352 __func__, bcs->proto2);
354 return -EINVAL; 353 return -EINVAL;
355 } 354 }
356 355
@@ -378,7 +377,7 @@ int gigaset_isdn_setup_dial(struct at_state_t *at_state, void *data)
378 bcs->commands[i] = NULL; 377 bcs->commands[i] = NULL;
379 if (length[i] && 378 if (length[i] &&
380 !(bcs->commands[i] = kmalloc(length[i], GFP_ATOMIC))) { 379 !(bcs->commands[i] = kmalloc(length[i], GFP_ATOMIC))) {
381 err("out of memory"); 380 dev_err(bcs->cs->dev, "out of memory\n");
382 return -ENOMEM; 381 return -ENOMEM;
383 } 382 }
384 } 383 }
@@ -396,10 +395,14 @@ int gigaset_isdn_setup_dial(struct at_state_t *at_state, void *data)
396 } 395 }
397 396
398 if (bcs->commands[AT_MSN]) 397 if (bcs->commands[AT_MSN])
399 snprintf(bcs->commands[AT_MSN], length[AT_MSN], "^SMSN=%s\r", sp->eazmsn); 398 snprintf(bcs->commands[AT_MSN], length[AT_MSN],
400 snprintf(bcs->commands[AT_BC ], length[AT_BC ], "^SBC=%s\r", bc); 399 "^SMSN=%s\r", sp->eazmsn);
401 snprintf(bcs->commands[AT_PROTO], length[AT_PROTO], "^SBPR=%u\r", proto); 400 snprintf(bcs->commands[AT_BC ], length[AT_BC ],
402 snprintf(bcs->commands[AT_ISO ], length[AT_ISO ], "^SISO=%u\r", (unsigned)bcs->channel + 1); 401 "^SBC=%s\r", bc);
402 snprintf(bcs->commands[AT_PROTO], length[AT_PROTO],
403 "^SBPR=%u\r", proto);
404 snprintf(bcs->commands[AT_ISO ], length[AT_ISO ],
405 "^SISO=%u\r", (unsigned)bcs->channel + 1);
403 406
404 return 0; 407 return 0;
405} 408}
@@ -419,7 +422,8 @@ int gigaset_isdn_setup_accept(struct at_state_t *at_state)
419 proto = 2; /* 0: Bitsynchron, 1: HDLC, 2: voice */ 422 proto = 2; /* 0: Bitsynchron, 1: HDLC, 2: voice */
420 break; 423 break;
421 default: 424 default:
422 err("invalid protocol: %u", bcs->proto2); 425 dev_err(at_state->cs->dev, "%s: invalid protocol: %u\n",
426 __func__, bcs->proto2);
423 return -EINVAL; 427 return -EINVAL;
424 } 428 }
425 429
@@ -436,13 +440,15 @@ int gigaset_isdn_setup_accept(struct at_state_t *at_state)
436 bcs->commands[i] = NULL; 440 bcs->commands[i] = NULL;
437 if (length[i] && 441 if (length[i] &&
438 !(bcs->commands[i] = kmalloc(length[i], GFP_ATOMIC))) { 442 !(bcs->commands[i] = kmalloc(length[i], GFP_ATOMIC))) {
439 err("out of memory"); 443 dev_err(at_state->cs->dev, "out of memory\n");
440 return -ENOMEM; 444 return -ENOMEM;
441 } 445 }
442 } 446 }
443 447
444 snprintf(bcs->commands[AT_PROTO], length[AT_PROTO], "^SBPR=%u\r", proto); 448 snprintf(bcs->commands[AT_PROTO], length[AT_PROTO],
445 snprintf(bcs->commands[AT_ISO ], length[AT_ISO ], "^SISO=%u\r", (unsigned) bcs->channel + 1); 449 "^SBPR=%u\r", proto);
450 snprintf(bcs->commands[AT_ISO ], length[AT_ISO ],
451 "^SISO=%u\r", (unsigned) bcs->channel + 1);
446 452
447 return 0; 453 return 0;
448} 454}
@@ -473,7 +479,7 @@ int gigaset_isdn_icall(struct at_state_t *at_state)
473 response.parm.setup.si1 = 1; 479 response.parm.setup.si1 = 1;
474 response.parm.setup.si2 = 2; 480 response.parm.setup.si2 = 2;
475 } else { 481 } else {
476 warn("RING ignored - unsupported BC %s", 482 dev_warn(cs->dev, "RING ignored - unsupported BC %s\n",
477 at_state->str_var[STR_ZBC]); 483 at_state->str_var[STR_ZBC]);
478 return ICALL_IGNORE; 484 return ICALL_IGNORE;
479 } 485 }
@@ -491,18 +497,17 @@ int gigaset_isdn_icall(struct at_state_t *at_state)
491 response.parm.setup.eazmsn[0] = 0; 497 response.parm.setup.eazmsn[0] = 0;
492 498
493 if (!bcs) { 499 if (!bcs) {
494 notice("no channel for incoming call"); 500 dev_notice(cs->dev, "no channel for incoming call\n");
495 dbg(DEBUG_CMD, "Sending ICALLW");
496 response.command = ISDN_STAT_ICALLW; 501 response.command = ISDN_STAT_ICALLW;
497 response.arg = 0; //FIXME 502 response.arg = 0; //FIXME
498 } else { 503 } else {
499 dbg(DEBUG_CMD, "Sending ICALL"); 504 gig_dbg(DEBUG_CMD, "Sending ICALL");
500 response.command = ISDN_STAT_ICALL; 505 response.command = ISDN_STAT_ICALL;
501 response.arg = bcs->channel; //FIXME 506 response.arg = bcs->channel; //FIXME
502 } 507 }
503 response.driver = cs->myid; 508 response.driver = cs->myid;
504 retval = cs->iif.statcallb(&response); 509 retval = cs->iif.statcallb(&response);
505 dbg(DEBUG_CMD, "Response: %d", retval); 510 gig_dbg(DEBUG_CMD, "Response: %d", retval);
506 switch (retval) { 511 switch (retval) {
507 case 0: /* no takers */ 512 case 0: /* no takers */
508 return ICALL_IGNORE; 513 return ICALL_IGNORE;
@@ -512,7 +517,8 @@ int gigaset_isdn_icall(struct at_state_t *at_state)
512 case 2: /* reject */ 517 case 2: /* reject */
513 return ICALL_REJECT; 518 return ICALL_REJECT;
514 case 3: /* incomplete */ 519 case 3: /* incomplete */
515 warn("LL requested unsupported feature: Incomplete Number"); 520 dev_warn(cs->dev,
521 "LL requested unsupported feature: Incomplete Number\n");
516 return ICALL_IGNORE; 522 return ICALL_IGNORE;
517 case 4: /* proceeding */ 523 case 4: /* proceeding */
518 /* Gigaset will send ALERTING anyway. 524 /* Gigaset will send ALERTING anyway.
@@ -520,10 +526,11 @@ int gigaset_isdn_icall(struct at_state_t *at_state)
520 */ 526 */
521 return ICALL_ACCEPT; 527 return ICALL_ACCEPT;
522 case 5: /* deflect */ 528 case 5: /* deflect */
523 warn("LL requested unsupported feature: Call Deflection"); 529 dev_warn(cs->dev,
530 "LL requested unsupported feature: Call Deflection\n");
524 return ICALL_IGNORE; 531 return ICALL_IGNORE;
525 default: 532 default:
526 err("LL error %d on ICALL", retval); 533 dev_err(cs->dev, "LL error %d on ICALL\n", retval);
527 return ICALL_IGNORE; 534 return ICALL_IGNORE;
528 } 535 }
529} 536}
@@ -533,7 +540,7 @@ int gigaset_register_to_LL(struct cardstate *cs, const char *isdnid)
533{ 540{
534 isdn_if *iif = &cs->iif; 541 isdn_if *iif = &cs->iif;
535 542
536 dbg(DEBUG_ANY, "Register driver capabilities to LL"); 543 gig_dbg(DEBUG_ANY, "Register driver capabilities to LL");
537 544
538 //iif->id[sizeof(iif->id) - 1]=0; 545 //iif->id[sizeof(iif->id) - 1]=0;
539 //strncpy(iif->id, isdnid, sizeof(iif->id) - 1); 546 //strncpy(iif->id, isdnid, sizeof(iif->id) - 1);
@@ -542,26 +549,26 @@ int gigaset_register_to_LL(struct cardstate *cs, const char *isdnid)
542 return -ENOMEM; //FIXME EINVAL/...?? 549 return -ENOMEM; //FIXME EINVAL/...??
543 550
544 iif->owner = THIS_MODULE; 551 iif->owner = THIS_MODULE;
545 iif->channels = cs->channels; /* I am supporting just one channel *//* I was supporting...*/ 552 iif->channels = cs->channels;
546 iif->maxbufsize = MAX_BUF_SIZE; 553 iif->maxbufsize = MAX_BUF_SIZE;
547 iif->features = ISDN_FEATURE_L2_TRANS | /* Our device is very advanced, therefore */ 554 iif->features = ISDN_FEATURE_L2_TRANS |
548 ISDN_FEATURE_L2_HDLC | 555 ISDN_FEATURE_L2_HDLC |
549#ifdef GIG_X75 556#ifdef GIG_X75
550 ISDN_FEATURE_L2_X75I | 557 ISDN_FEATURE_L2_X75I |
551#endif 558#endif
552 ISDN_FEATURE_L3_TRANS | 559 ISDN_FEATURE_L3_TRANS |
553 ISDN_FEATURE_P_EURO; 560 ISDN_FEATURE_P_EURO;
554 iif->hl_hdrlen = HW_HDR_LEN; /* Area for storing ack */ 561 iif->hl_hdrlen = HW_HDR_LEN; /* Area for storing ack */
555 iif->command = command_from_LL; 562 iif->command = command_from_LL;
556 iif->writebuf_skb = writebuf_from_LL; 563 iif->writebuf_skb = writebuf_from_LL;
557 iif->writecmd = NULL; /* Don't support isdnctrl */ 564 iif->writecmd = NULL; /* Don't support isdnctrl */
558 iif->readstat = NULL; /* Don't support isdnctrl */ 565 iif->readstat = NULL; /* Don't support isdnctrl */
559 iif->rcvcallb_skb = NULL; /* Will be set by LL */ 566 iif->rcvcallb_skb = NULL; /* Will be set by LL */
560 iif->statcallb = NULL; /* Will be set by LL */ 567 iif->statcallb = NULL; /* Will be set by LL */
561 568
562 if (!register_isdn(iif)) 569 if (!register_isdn(iif))
563 return 0; 570 return 0;
564 571
565 cs->myid = iif->channels; /* Set my device id */ 572 cs->myid = iif->channels; /* Set my device id */
566 return 1; 573 return 1;
567} 574}
diff --git a/drivers/isdn/gigaset/interface.c b/drivers/isdn/gigaset/interface.c
index 3a81d9c65141..08e4c4eea14d 100644
--- a/drivers/isdn/gigaset/interface.c
+++ b/drivers/isdn/gigaset/interface.c
@@ -9,8 +9,6 @@
9 * published by the Free Software Foundation; either version 2 of 9 * published by the Free Software Foundation; either version 2 of
10 * the License, or (at your option) any later version. 10 * the License, or (at your option) any later version.
11 * ===================================================================== 11 * =====================================================================
12 * Version: $Id: interface.c,v 1.14.4.15 2006/02/04 18:28:16 hjlipp Exp $
13 * =====================================================================
14 */ 12 */
15 13
16#include "gigaset.h" 14#include "gigaset.h"
@@ -24,7 +22,7 @@ static int if_lock(struct cardstate *cs, int *arg)
24{ 22{
25 int cmd = *arg; 23 int cmd = *arg;
26 24
27 dbg(DEBUG_IF, "%u: if_lock (%d)", cs->minor_index, cmd); 25 gig_dbg(DEBUG_IF, "%u: if_lock (%d)", cs->minor_index, cmd);
28 26
29 if (cmd > 1) 27 if (cmd > 1)
30 return -EINVAL; 28 return -EINVAL;
@@ -35,7 +33,7 @@ static int if_lock(struct cardstate *cs, int *arg)
35 } 33 }
36 34
37 if (!cmd && atomic_read(&cs->mstate) == MS_LOCKED 35 if (!cmd && atomic_read(&cs->mstate) == MS_LOCKED
38 && atomic_read(&cs->connected)) { 36 && cs->connected) {
39 cs->ops->set_modem_ctrl(cs, 0, TIOCM_DTR|TIOCM_RTS); 37 cs->ops->set_modem_ctrl(cs, 0, TIOCM_DTR|TIOCM_RTS);
40 cs->ops->baud_rate(cs, B115200); 38 cs->ops->baud_rate(cs, B115200);
41 cs->ops->set_line_ctrl(cs, CS8); 39 cs->ops->set_line_ctrl(cs, CS8);
@@ -44,12 +42,12 @@ static int if_lock(struct cardstate *cs, int *arg)
44 42
45 cs->waiting = 1; 43 cs->waiting = 1;
46 if (!gigaset_add_event(cs, &cs->at_state, EV_IF_LOCK, 44 if (!gigaset_add_event(cs, &cs->at_state, EV_IF_LOCK,
47 NULL, cmd, NULL)) { 45 NULL, cmd, NULL)) {
48 cs->waiting = 0; 46 cs->waiting = 0;
49 return -ENOMEM; 47 return -ENOMEM;
50 } 48 }
51 49
52 dbg(DEBUG_CMD, "scheduling IF_LOCK"); 50 gig_dbg(DEBUG_CMD, "scheduling IF_LOCK");
53 gigaset_schedule_event(cs); 51 gigaset_schedule_event(cs);
54 52
55 wait_event(cs->waitqueue, !cs->waiting); 53 wait_event(cs->waitqueue, !cs->waiting);
@@ -68,7 +66,7 @@ static int if_version(struct cardstate *cs, unsigned arg[4])
68 static const unsigned compat[4] = GIG_COMPAT; 66 static const unsigned compat[4] = GIG_COMPAT;
69 unsigned cmd = arg[0]; 67 unsigned cmd = arg[0];
70 68
71 dbg(DEBUG_IF, "%u: if_version (%d)", cs->minor_index, cmd); 69 gig_dbg(DEBUG_IF, "%u: if_version (%d)", cs->minor_index, cmd);
72 70
73 switch (cmd) { 71 switch (cmd) {
74 case GIGVER_DRIVER: 72 case GIGVER_DRIVER:
@@ -80,12 +78,12 @@ static int if_version(struct cardstate *cs, unsigned arg[4])
80 case GIGVER_FWBASE: 78 case GIGVER_FWBASE:
81 cs->waiting = 1; 79 cs->waiting = 1;
82 if (!gigaset_add_event(cs, &cs->at_state, EV_IF_VER, 80 if (!gigaset_add_event(cs, &cs->at_state, EV_IF_VER,
83 NULL, 0, arg)) { 81 NULL, 0, arg)) {
84 cs->waiting = 0; 82 cs->waiting = 0;
85 return -ENOMEM; 83 return -ENOMEM;
86 } 84 }
87 85
88 dbg(DEBUG_CMD, "scheduling IF_VER"); 86 gig_dbg(DEBUG_CMD, "scheduling IF_VER");
89 gigaset_schedule_event(cs); 87 gigaset_schedule_event(cs);
90 88
91 wait_event(cs->waitqueue, !cs->waiting); 89 wait_event(cs->waitqueue, !cs->waiting);
@@ -101,7 +99,7 @@ static int if_version(struct cardstate *cs, unsigned arg[4])
101 99
102static int if_config(struct cardstate *cs, int *arg) 100static int if_config(struct cardstate *cs, int *arg)
103{ 101{
104 dbg(DEBUG_IF, "%u: if_config (%d)", cs->minor_index, *arg); 102 gig_dbg(DEBUG_IF, "%u: if_config (%d)", cs->minor_index, *arg);
105 103
106 if (*arg != 1) 104 if (*arg != 1)
107 return -EINVAL; 105 return -EINVAL;
@@ -109,6 +107,11 @@ static int if_config(struct cardstate *cs, int *arg)
109 if (atomic_read(&cs->mstate) != MS_LOCKED) 107 if (atomic_read(&cs->mstate) != MS_LOCKED)
110 return -EBUSY; 108 return -EBUSY;
111 109
110 if (!cs->connected) {
111 err("not connected!");
112 return -ENODEV;
113 }
114
112 *arg = 0; 115 *arg = 0;
113 return gigaset_enterconfigmode(cs); 116 return gigaset_enterconfigmode(cs);
114} 117}
@@ -119,7 +122,7 @@ static int if_config(struct cardstate *cs, int *arg)
119static int if_open(struct tty_struct *tty, struct file *filp); 122static int if_open(struct tty_struct *tty, struct file *filp);
120static void if_close(struct tty_struct *tty, struct file *filp); 123static void if_close(struct tty_struct *tty, struct file *filp);
121static int if_ioctl(struct tty_struct *tty, struct file *file, 124static int if_ioctl(struct tty_struct *tty, struct file *file,
122 unsigned int cmd, unsigned long arg); 125 unsigned int cmd, unsigned long arg);
123static int if_write_room(struct tty_struct *tty); 126static int if_write_room(struct tty_struct *tty);
124static int if_chars_in_buffer(struct tty_struct *tty); 127static int if_chars_in_buffer(struct tty_struct *tty);
125static void if_throttle(struct tty_struct *tty); 128static void if_throttle(struct tty_struct *tty);
@@ -127,9 +130,9 @@ static void if_unthrottle(struct tty_struct *tty);
127static void if_set_termios(struct tty_struct *tty, struct termios *old); 130static void if_set_termios(struct tty_struct *tty, struct termios *old);
128static int if_tiocmget(struct tty_struct *tty, struct file *file); 131static int if_tiocmget(struct tty_struct *tty, struct file *file);
129static int if_tiocmset(struct tty_struct *tty, struct file *file, 132static int if_tiocmset(struct tty_struct *tty, struct file *file,
130 unsigned int set, unsigned int clear); 133 unsigned int set, unsigned int clear);
131static int if_write(struct tty_struct *tty, 134static int if_write(struct tty_struct *tty,
132 const unsigned char *buf, int count); 135 const unsigned char *buf, int count);
133 136
134static struct tty_operations if_ops = { 137static struct tty_operations if_ops = {
135 .open = if_open, 138 .open = if_open,
@@ -153,8 +156,8 @@ static int if_open(struct tty_struct *tty, struct file *filp)
153 struct cardstate *cs; 156 struct cardstate *cs;
154 unsigned long flags; 157 unsigned long flags;
155 158
156 dbg(DEBUG_IF, "%d+%d: %s()", tty->driver->minor_start, tty->index, 159 gig_dbg(DEBUG_IF, "%d+%d: %s()",
157 __FUNCTION__); 160 tty->driver->minor_start, tty->index, __func__);
158 161
159 tty->driver_data = NULL; 162 tty->driver_data = NULL;
160 163
@@ -162,7 +165,7 @@ static int if_open(struct tty_struct *tty, struct file *filp)
162 if (!cs) 165 if (!cs)
163 return -ENODEV; 166 return -ENODEV;
164 167
165 if (down_interruptible(&cs->sem)) 168 if (mutex_lock_interruptible(&cs->mutex))
166 return -ERESTARTSYS; // FIXME -EINTR? 169 return -ERESTARTSYS; // FIXME -EINTR?
167 tty->driver_data = cs; 170 tty->driver_data = cs;
168 171
@@ -173,10 +176,9 @@ static int if_open(struct tty_struct *tty, struct file *filp)
173 cs->tty = tty; 176 cs->tty = tty;
174 spin_unlock_irqrestore(&cs->lock, flags); 177 spin_unlock_irqrestore(&cs->lock, flags);
175 tty->low_latency = 1; //FIXME test 178 tty->low_latency = 1; //FIXME test
176 //FIXME
177 } 179 }
178 180
179 up(&cs->sem); 181 mutex_unlock(&cs->mutex);
180 return 0; 182 return 0;
181} 183}
182 184
@@ -187,30 +189,29 @@ static void if_close(struct tty_struct *tty, struct file *filp)
187 189
188 cs = (struct cardstate *) tty->driver_data; 190 cs = (struct cardstate *) tty->driver_data;
189 if (!cs) { 191 if (!cs) {
190 err("cs==NULL in %s", __FUNCTION__); 192 err("cs==NULL in %s", __func__);
191 return; 193 return;
192 } 194 }
193 195
194 dbg(DEBUG_IF, "%u: %s()", cs->minor_index, __FUNCTION__); 196 gig_dbg(DEBUG_IF, "%u: %s()", cs->minor_index, __func__);
195 197
196 down(&cs->sem); 198 mutex_lock(&cs->mutex);
197 199
198 if (!cs->open_count) 200 if (!cs->open_count)
199 warn("%s: device not opened", __FUNCTION__); 201 warn("%s: device not opened", __func__);
200 else { 202 else {
201 if (!--cs->open_count) { 203 if (!--cs->open_count) {
202 spin_lock_irqsave(&cs->lock, flags); 204 spin_lock_irqsave(&cs->lock, flags);
203 cs->tty = NULL; 205 cs->tty = NULL;
204 spin_unlock_irqrestore(&cs->lock, flags); 206 spin_unlock_irqrestore(&cs->lock, flags);
205 //FIXME
206 } 207 }
207 } 208 }
208 209
209 up(&cs->sem); 210 mutex_unlock(&cs->mutex);
210} 211}
211 212
212static int if_ioctl(struct tty_struct *tty, struct file *file, 213static int if_ioctl(struct tty_struct *tty, struct file *file,
213 unsigned int cmd, unsigned long arg) 214 unsigned int cmd, unsigned long arg)
214{ 215{
215 struct cardstate *cs; 216 struct cardstate *cs;
216 int retval = -ENODEV; 217 int retval = -ENODEV;
@@ -220,17 +221,17 @@ static int if_ioctl(struct tty_struct *tty, struct file *file,
220 221
221 cs = (struct cardstate *) tty->driver_data; 222 cs = (struct cardstate *) tty->driver_data;
222 if (!cs) { 223 if (!cs) {
223 err("cs==NULL in %s", __FUNCTION__); 224 err("cs==NULL in %s", __func__);
224 return -ENODEV; 225 return -ENODEV;
225 } 226 }
226 227
227 dbg(DEBUG_IF, "%u: %s(0x%x)", cs->minor_index, __FUNCTION__, cmd); 228 gig_dbg(DEBUG_IF, "%u: %s(0x%x)", cs->minor_index, __func__, cmd);
228 229
229 if (down_interruptible(&cs->sem)) 230 if (mutex_lock_interruptible(&cs->mutex))
230 return -ERESTARTSYS; // FIXME -EINTR? 231 return -ERESTARTSYS; // FIXME -EINTR?
231 232
232 if (!cs->open_count) 233 if (!cs->open_count)
233 warn("%s: device not opened", __FUNCTION__); 234 warn("%s: device not opened", __func__);
234 else { 235 else {
235 retval = 0; 236 retval = 0;
236 switch (cmd) { 237 switch (cmd) {
@@ -250,37 +251,40 @@ static int if_ioctl(struct tty_struct *tty, struct file *file,
250 break; 251 break;
251 case GIGASET_BRKCHARS: 252 case GIGASET_BRKCHARS:
252 //FIXME test if MS_LOCKED 253 //FIXME test if MS_LOCKED
253 gigaset_dbg_buffer(DEBUG_IF, "GIGASET_BRKCHARS", 254 if (!cs->connected) {
254 6, (const unsigned char *) arg, 1); 255 gig_dbg(DEBUG_ANY,
255 if (!atomic_read(&cs->connected)) { 256 "can't communicate with unplugged device");
256 dbg(DEBUG_ANY, "can't communicate with unplugged device");
257 retval = -ENODEV; 257 retval = -ENODEV;
258 break; 258 break;
259 } 259 }
260 retval = copy_from_user(&buf, 260 retval = copy_from_user(&buf,
261 (const unsigned char __user *) arg, 6) 261 (const unsigned char __user *) arg, 6)
262 ? -EFAULT : 0; 262 ? -EFAULT : 0;
263 if (retval >= 0) 263 if (retval >= 0) {
264 gigaset_dbg_buffer(DEBUG_IF, "GIGASET_BRKCHARS",
265 6, (const unsigned char *) arg);
264 retval = cs->ops->brkchars(cs, buf); 266 retval = cs->ops->brkchars(cs, buf);
267 }
265 break; 268 break;
266 case GIGASET_VERSION: 269 case GIGASET_VERSION:
267 retval = copy_from_user(version, (unsigned __user *) arg, 270 retval = copy_from_user(version,
268 sizeof version) ? -EFAULT : 0; 271 (unsigned __user *) arg, sizeof version)
272 ? -EFAULT : 0;
269 if (retval >= 0) 273 if (retval >= 0)
270 retval = if_version(cs, version); 274 retval = if_version(cs, version);
271 if (retval >= 0) 275 if (retval >= 0)
272 retval = copy_to_user((unsigned __user *) arg, version, 276 retval = copy_to_user((unsigned __user *) arg,
273 sizeof version) 277 version, sizeof version)
274 ? -EFAULT : 0; 278 ? -EFAULT : 0;
275 break; 279 break;
276 default: 280 default:
277 dbg(DEBUG_ANY, "%s: arg not supported - 0x%04x", 281 gig_dbg(DEBUG_ANY, "%s: arg not supported - 0x%04x",
278 __FUNCTION__, cmd); 282 __func__, cmd);
279 retval = -ENOIOCTLCMD; 283 retval = -ENOIOCTLCMD;
280 } 284 }
281 } 285 }
282 286
283 up(&cs->sem); 287 mutex_unlock(&cs->mutex);
284 288
285 return retval; 289 return retval;
286} 290}
@@ -292,25 +296,25 @@ static int if_tiocmget(struct tty_struct *tty, struct file *file)
292 296
293 cs = (struct cardstate *) tty->driver_data; 297 cs = (struct cardstate *) tty->driver_data;
294 if (!cs) { 298 if (!cs) {
295 err("cs==NULL in %s", __FUNCTION__); 299 err("cs==NULL in %s", __func__);
296 return -ENODEV; 300 return -ENODEV;
297 } 301 }
298 302
299 dbg(DEBUG_IF, "%u: %s()", cs->minor_index, __FUNCTION__); 303 gig_dbg(DEBUG_IF, "%u: %s()", cs->minor_index, __func__);
300 304
301 if (down_interruptible(&cs->sem)) 305 if (mutex_lock_interruptible(&cs->mutex))
302 return -ERESTARTSYS; // FIXME -EINTR? 306 return -ERESTARTSYS; // FIXME -EINTR?
303 307
304 // FIXME read from device? 308 // FIXME read from device?
305 retval = cs->control_state & (TIOCM_RTS|TIOCM_DTR); 309 retval = cs->control_state & (TIOCM_RTS|TIOCM_DTR);
306 310
307 up(&cs->sem); 311 mutex_unlock(&cs->mutex);
308 312
309 return retval; 313 return retval;
310} 314}
311 315
312static int if_tiocmset(struct tty_struct *tty, struct file *file, 316static int if_tiocmset(struct tty_struct *tty, struct file *file,
313 unsigned int set, unsigned int clear) 317 unsigned int set, unsigned int clear)
314{ 318{
315 struct cardstate *cs; 319 struct cardstate *cs;
316 int retval; 320 int retval;
@@ -318,18 +322,18 @@ static int if_tiocmset(struct tty_struct *tty, struct file *file,
318 322
319 cs = (struct cardstate *) tty->driver_data; 323 cs = (struct cardstate *) tty->driver_data;
320 if (!cs) { 324 if (!cs) {
321 err("cs==NULL in %s", __FUNCTION__); 325 err("cs==NULL in %s", __func__);
322 return -ENODEV; 326 return -ENODEV;
323 } 327 }
324 328
325 dbg(DEBUG_IF, 329 gig_dbg(DEBUG_IF, "%u: %s(0x%x, 0x%x)",
326 "%u: %s(0x%x, 0x%x)", cs->minor_index, __FUNCTION__, set, clear); 330 cs->minor_index, __func__, set, clear);
327 331
328 if (down_interruptible(&cs->sem)) 332 if (mutex_lock_interruptible(&cs->mutex))
329 return -ERESTARTSYS; // FIXME -EINTR? 333 return -ERESTARTSYS; // FIXME -EINTR?
330 334
331 if (!atomic_read(&cs->connected)) { 335 if (!cs->connected) {
332 dbg(DEBUG_ANY, "can't communicate with unplugged device"); 336 gig_dbg(DEBUG_ANY, "can't communicate with unplugged device");
333 retval = -ENODEV; 337 retval = -ENODEV;
334 } else { 338 } else {
335 mc = (cs->control_state | set) & ~clear & (TIOCM_RTS|TIOCM_DTR); 339 mc = (cs->control_state | set) & ~clear & (TIOCM_RTS|TIOCM_DTR);
@@ -337,7 +341,7 @@ static int if_tiocmset(struct tty_struct *tty, struct file *file,
337 cs->control_state = mc; 341 cs->control_state = mc;
338 } 342 }
339 343
340 up(&cs->sem); 344 mutex_unlock(&cs->mutex);
341 345
342 return retval; 346 return retval;
343} 347}
@@ -349,29 +353,29 @@ static int if_write(struct tty_struct *tty, const unsigned char *buf, int count)
349 353
350 cs = (struct cardstate *) tty->driver_data; 354 cs = (struct cardstate *) tty->driver_data;
351 if (!cs) { 355 if (!cs) {
352 err("cs==NULL in %s", __FUNCTION__); 356 err("cs==NULL in %s", __func__);
353 return -ENODEV; 357 return -ENODEV;
354 } 358 }
355 359
356 dbg(DEBUG_IF, "%u: %s()", cs->minor_index, __FUNCTION__); 360 gig_dbg(DEBUG_IF, "%u: %s()", cs->minor_index, __func__);
357 361
358 if (down_interruptible(&cs->sem)) 362 if (mutex_lock_interruptible(&cs->mutex))
359 return -ERESTARTSYS; // FIXME -EINTR? 363 return -ERESTARTSYS; // FIXME -EINTR?
360 364
361 if (!cs->open_count) 365 if (!cs->open_count)
362 warn("%s: device not opened", __FUNCTION__); 366 warn("%s: device not opened", __func__);
363 else if (atomic_read(&cs->mstate) != MS_LOCKED) { 367 else if (atomic_read(&cs->mstate) != MS_LOCKED) {
364 warn("can't write to unlocked device"); 368 warn("can't write to unlocked device");
365 retval = -EBUSY; 369 retval = -EBUSY;
366 } else if (!atomic_read(&cs->connected)) { 370 } else if (!cs->connected) {
367 dbg(DEBUG_ANY, "can't write to unplugged device"); 371 gig_dbg(DEBUG_ANY, "can't write to unplugged device");
368 retval = -EBUSY; //FIXME 372 retval = -EBUSY; //FIXME
369 } else { 373 } else {
370 retval = cs->ops->write_cmd(cs, buf, count, 374 retval = cs->ops->write_cmd(cs, buf, count,
371 &cs->if_wake_tasklet); 375 &cs->if_wake_tasklet);
372 } 376 }
373 377
374 up(&cs->sem); 378 mutex_unlock(&cs->mutex);
375 379
376 return retval; 380 return retval;
377} 381}
@@ -383,27 +387,27 @@ static int if_write_room(struct tty_struct *tty)
383 387
384 cs = (struct cardstate *) tty->driver_data; 388 cs = (struct cardstate *) tty->driver_data;
385 if (!cs) { 389 if (!cs) {
386 err("cs==NULL in %s", __FUNCTION__); 390 err("cs==NULL in %s", __func__);
387 return -ENODEV; 391 return -ENODEV;
388 } 392 }
389 393
390 dbg(DEBUG_IF, "%u: %s()", cs->minor_index, __FUNCTION__); 394 gig_dbg(DEBUG_IF, "%u: %s()", cs->minor_index, __func__);
391 395
392 if (down_interruptible(&cs->sem)) 396 if (mutex_lock_interruptible(&cs->mutex))
393 return -ERESTARTSYS; // FIXME -EINTR? 397 return -ERESTARTSYS; // FIXME -EINTR?
394 398
395 if (!cs->open_count) 399 if (!cs->open_count)
396 warn("%s: device not opened", __FUNCTION__); 400 warn("%s: device not opened", __func__);
397 else if (atomic_read(&cs->mstate) != MS_LOCKED) { 401 else if (atomic_read(&cs->mstate) != MS_LOCKED) {
398 warn("can't write to unlocked device"); 402 warn("can't write to unlocked device");
399 retval = -EBUSY; //FIXME 403 retval = -EBUSY; //FIXME
400 } else if (!atomic_read(&cs->connected)) { 404 } else if (!cs->connected) {
401 dbg(DEBUG_ANY, "can't write to unplugged device"); 405 gig_dbg(DEBUG_ANY, "can't write to unplugged device");
402 retval = -EBUSY; //FIXME 406 retval = -EBUSY; //FIXME
403 } else 407 } else
404 retval = cs->ops->write_room(cs); 408 retval = cs->ops->write_room(cs);
405 409
406 up(&cs->sem); 410 mutex_unlock(&cs->mutex);
407 411
408 return retval; 412 return retval;
409} 413}
@@ -415,27 +419,27 @@ static int if_chars_in_buffer(struct tty_struct *tty)
415 419
416 cs = (struct cardstate *) tty->driver_data; 420 cs = (struct cardstate *) tty->driver_data;
417 if (!cs) { 421 if (!cs) {
418 err("cs==NULL in %s", __FUNCTION__); 422 err("cs==NULL in %s", __func__);
419 return -ENODEV; 423 return -ENODEV;
420 } 424 }
421 425
422 dbg(DEBUG_IF, "%u: %s()", cs->minor_index, __FUNCTION__); 426 gig_dbg(DEBUG_IF, "%u: %s()", cs->minor_index, __func__);
423 427
424 if (down_interruptible(&cs->sem)) 428 if (mutex_lock_interruptible(&cs->mutex))
425 return -ERESTARTSYS; // FIXME -EINTR? 429 return -ERESTARTSYS; // FIXME -EINTR?
426 430
427 if (!cs->open_count) 431 if (!cs->open_count)
428 warn("%s: device not opened", __FUNCTION__); 432 warn("%s: device not opened", __func__);
429 else if (atomic_read(&cs->mstate) != MS_LOCKED) { 433 else if (atomic_read(&cs->mstate) != MS_LOCKED) {
430 warn("can't write to unlocked device"); 434 warn("can't write to unlocked device");
431 retval = -EBUSY; 435 retval = -EBUSY;
432 } else if (!atomic_read(&cs->connected)) { 436 } else if (!cs->connected) {
433 dbg(DEBUG_ANY, "can't write to unplugged device"); 437 gig_dbg(DEBUG_ANY, "can't write to unplugged device");
434 retval = -EBUSY; //FIXME 438 retval = -EBUSY; //FIXME
435 } else 439 } else
436 retval = cs->ops->chars_in_buffer(cs); 440 retval = cs->ops->chars_in_buffer(cs);
437 441
438 up(&cs->sem); 442 mutex_unlock(&cs->mutex);
439 443
440 return retval; 444 return retval;
441} 445}
@@ -446,21 +450,21 @@ static void if_throttle(struct tty_struct *tty)
446 450
447 cs = (struct cardstate *) tty->driver_data; 451 cs = (struct cardstate *) tty->driver_data;
448 if (!cs) { 452 if (!cs) {
449 err("cs==NULL in %s", __FUNCTION__); 453 err("cs==NULL in %s", __func__);
450 return; 454 return;
451 } 455 }
452 456
453 dbg(DEBUG_IF, "%u: %s()", cs->minor_index, __FUNCTION__); 457 gig_dbg(DEBUG_IF, "%u: %s()", cs->minor_index, __func__);
454 458
455 down(&cs->sem); 459 mutex_lock(&cs->mutex);
456 460
457 if (!cs->open_count) 461 if (!cs->open_count)
458 warn("%s: device not opened", __FUNCTION__); 462 warn("%s: device not opened", __func__);
459 else { 463 else {
460 //FIXME 464 //FIXME
461 } 465 }
462 466
463 up(&cs->sem); 467 mutex_unlock(&cs->mutex);
464} 468}
465 469
466static void if_unthrottle(struct tty_struct *tty) 470static void if_unthrottle(struct tty_struct *tty)
@@ -469,21 +473,21 @@ static void if_unthrottle(struct tty_struct *tty)
469 473
470 cs = (struct cardstate *) tty->driver_data; 474 cs = (struct cardstate *) tty->driver_data;
471 if (!cs) { 475 if (!cs) {
472 err("cs==NULL in %s", __FUNCTION__); 476 err("cs==NULL in %s", __func__);
473 return; 477 return;
474 } 478 }
475 479
476 dbg(DEBUG_IF, "%u: %s()", cs->minor_index, __FUNCTION__); 480 gig_dbg(DEBUG_IF, "%u: %s()", cs->minor_index, __func__);
477 481
478 down(&cs->sem); 482 mutex_lock(&cs->mutex);
479 483
480 if (!cs->open_count) 484 if (!cs->open_count)
481 warn("%s: device not opened", __FUNCTION__); 485 warn("%s: device not opened", __func__);
482 else { 486 else {
483 //FIXME 487 //FIXME
484 } 488 }
485 489
486 up(&cs->sem); 490 mutex_unlock(&cs->mutex);
487} 491}
488 492
489static void if_set_termios(struct tty_struct *tty, struct termios *old) 493static void if_set_termios(struct tty_struct *tty, struct termios *old)
@@ -496,21 +500,21 @@ static void if_set_termios(struct tty_struct *tty, struct termios *old)
496 500
497 cs = (struct cardstate *) tty->driver_data; 501 cs = (struct cardstate *) tty->driver_data;
498 if (!cs) { 502 if (!cs) {
499 err("cs==NULL in %s", __FUNCTION__); 503 err("cs==NULL in %s", __func__);
500 return; 504 return;
501 } 505 }
502 506
503 dbg(DEBUG_IF, "%u: %s()", cs->minor_index, __FUNCTION__); 507 gig_dbg(DEBUG_IF, "%u: %s()", cs->minor_index, __func__);
504 508
505 down(&cs->sem); 509 mutex_lock(&cs->mutex);
506 510
507 if (!cs->open_count) { 511 if (!cs->open_count) {
508 warn("%s: device not opened", __FUNCTION__); 512 warn("%s: device not opened", __func__);
509 goto out; 513 goto out;
510 } 514 }
511 515
512 if (!atomic_read(&cs->connected)) { 516 if (!cs->connected) {
513 dbg(DEBUG_ANY, "can't communicate with unplugged device"); 517 gig_dbg(DEBUG_ANY, "can't communicate with unplugged device");
514 goto out; 518 goto out;
515 } 519 }
516 520
@@ -518,8 +522,8 @@ static void if_set_termios(struct tty_struct *tty, struct termios *old)
518 iflag = tty->termios->c_iflag; 522 iflag = tty->termios->c_iflag;
519 cflag = tty->termios->c_cflag; 523 cflag = tty->termios->c_cflag;
520 old_cflag = old ? old->c_cflag : cflag; //FIXME? 524 old_cflag = old ? old->c_cflag : cflag; //FIXME?
521 dbg(DEBUG_IF, "%u: iflag %x cflag %x old %x", cs->minor_index, 525 gig_dbg(DEBUG_IF, "%u: iflag %x cflag %x old %x",
522 iflag, cflag, old_cflag); 526 cs->minor_index, iflag, cflag, old_cflag);
523 527
524 /* get a local copy of the current port settings */ 528 /* get a local copy of the current port settings */
525 control_state = cs->control_state; 529 control_state = cs->control_state;
@@ -531,14 +535,15 @@ static void if_set_termios(struct tty_struct *tty, struct termios *old)
531 * Premature optimization is the root of all evil. 535 * Premature optimization is the root of all evil.
532 */ 536 */
533 537
534 /* reassert DTR and (maybe) RTS on transition from B0 */ 538 /* reassert DTR and (maybe) RTS on transition from B0 */
535 if ((old_cflag & CBAUD) == B0) { 539 if ((old_cflag & CBAUD) == B0) {
536 new_state = control_state | TIOCM_DTR; 540 new_state = control_state | TIOCM_DTR;
537 /* don't set RTS if using hardware flow control */ 541 /* don't set RTS if using hardware flow control */
538 if (!(old_cflag & CRTSCTS)) 542 if (!(old_cflag & CRTSCTS))
539 new_state |= TIOCM_RTS; 543 new_state |= TIOCM_RTS;
540 dbg(DEBUG_IF, "%u: from B0 - set DTR%s", cs->minor_index, 544 gig_dbg(DEBUG_IF, "%u: from B0 - set DTR%s",
541 (new_state & TIOCM_RTS) ? " only" : "/RTS"); 545 cs->minor_index,
546 (new_state & TIOCM_RTS) ? " only" : "/RTS");
542 cs->ops->set_modem_ctrl(cs, control_state, new_state); 547 cs->ops->set_modem_ctrl(cs, control_state, new_state);
543 control_state = new_state; 548 control_state = new_state;
544 } 549 }
@@ -547,7 +552,7 @@ static void if_set_termios(struct tty_struct *tty, struct termios *old)
547 552
548 if ((cflag & CBAUD) == B0) { 553 if ((cflag & CBAUD) == B0) {
549 /* Drop RTS and DTR */ 554 /* Drop RTS and DTR */
550 dbg(DEBUG_IF, "%u: to B0 - drop DTR/RTS", cs->minor_index); 555 gig_dbg(DEBUG_IF, "%u: to B0 - drop DTR/RTS", cs->minor_index);
551 new_state = control_state & ~(TIOCM_DTR | TIOCM_RTS); 556 new_state = control_state & ~(TIOCM_DTR | TIOCM_RTS);
552 cs->ops->set_modem_ctrl(cs, control_state, new_state); 557 cs->ops->set_modem_ctrl(cs, control_state, new_state);
553 control_state = new_state; 558 control_state = new_state;
@@ -567,15 +572,17 @@ static void if_set_termios(struct tty_struct *tty, struct termios *old)
567 * Just do what we have seen with SniffUSB on Win98. 572 * Just do what we have seen with SniffUSB on Win98.
568 */ 573 */
569 /* Drop DTR/RTS if no flow control otherwise assert */ 574 /* Drop DTR/RTS if no flow control otherwise assert */
570 dbg(DEBUG_IF, "%u: control_state %x", cs->minor_index, control_state); 575 gig_dbg(DEBUG_IF, "%u: control_state %x",
576 cs->minor_index, control_state);
571 new_state = control_state; 577 new_state = control_state;
572 if ((iflag & IXOFF) || (iflag & IXON) || (cflag & CRTSCTS)) 578 if ((iflag & IXOFF) || (iflag & IXON) || (cflag & CRTSCTS))
573 new_state |= TIOCM_DTR | TIOCM_RTS; 579 new_state |= TIOCM_DTR | TIOCM_RTS;
574 else 580 else
575 new_state &= ~(TIOCM_DTR | TIOCM_RTS); 581 new_state &= ~(TIOCM_DTR | TIOCM_RTS);
576 if (new_state != control_state) { 582 if (new_state != control_state) {
577 dbg(DEBUG_IF, "%u: new_state %x", cs->minor_index, new_state); 583 gig_dbg(DEBUG_IF, "%u: new_state %x",
578 gigaset_set_modem_ctrl(cs, control_state, new_state); // FIXME: mct_u232.c sets the old state here. is this a bug? 584 cs->minor_index, new_state);
585 gigaset_set_modem_ctrl(cs, control_state, new_state);
579 control_state = new_state; 586 control_state = new_state;
580 } 587 }
581#endif 588#endif
@@ -584,7 +591,7 @@ static void if_set_termios(struct tty_struct *tty, struct termios *old)
584 cs->control_state = control_state; 591 cs->control_state = control_state;
585 592
586out: 593out:
587 up(&cs->sem); 594 mutex_unlock(&cs->mutex);
588} 595}
589 596
590 597
@@ -600,7 +607,7 @@ static void if_wake(unsigned long data)
600 607
601 if ((tty->flags & (1 << TTY_DO_WRITE_WAKEUP)) && 608 if ((tty->flags & (1 << TTY_DO_WRITE_WAKEUP)) &&
602 tty->ldisc.write_wakeup) { 609 tty->ldisc.write_wakeup) {
603 dbg(DEBUG_IF, "write wakeup call"); 610 gig_dbg(DEBUG_IF, "write wakeup call");
604 tty->ldisc.write_wakeup(tty); 611 tty->ldisc.write_wakeup(tty);
605 } 612 }
606 613
@@ -635,14 +642,14 @@ void gigaset_if_free(struct cardstate *cs)
635} 642}
636 643
637void gigaset_if_receive(struct cardstate *cs, 644void gigaset_if_receive(struct cardstate *cs,
638 unsigned char *buffer, size_t len) 645 unsigned char *buffer, size_t len)
639{ 646{
640 unsigned long flags; 647 unsigned long flags;
641 struct tty_struct *tty; 648 struct tty_struct *tty;
642 649
643 spin_lock_irqsave(&cs->lock, flags); 650 spin_lock_irqsave(&cs->lock, flags);
644 if ((tty = cs->tty) == NULL) 651 if ((tty = cs->tty) == NULL)
645 dbg(DEBUG_ANY, "receive on closed device"); 652 gig_dbg(DEBUG_ANY, "receive on closed device");
646 else { 653 else {
647 tty_buffer_request_room(tty, len); 654 tty_buffer_request_room(tty, len);
648 tty_insert_flip_string(tty, buffer, len); 655 tty_insert_flip_string(tty, buffer, len);
@@ -655,13 +662,13 @@ EXPORT_SYMBOL_GPL(gigaset_if_receive);
655/* gigaset_if_initdriver 662/* gigaset_if_initdriver
656 * Initialize tty interface. 663 * Initialize tty interface.
657 * parameters: 664 * parameters:
658 * drv Driver 665 * drv Driver
659 * procname Name of the driver (e.g. for /proc/tty/drivers) 666 * procname Name of the driver (e.g. for /proc/tty/drivers)
660 * devname Name of the device files (prefix without minor number) 667 * devname Name of the device files (prefix without minor number)
661 * devfsname Devfs name of the device files without %d 668 * devfsname Devfs name of the device files without %d
662 */ 669 */
663void gigaset_if_initdriver(struct gigaset_driver *drv, const char *procname, 670void gigaset_if_initdriver(struct gigaset_driver *drv, const char *procname,
664 const char *devname, const char *devfsname) 671 const char *devname, const char *devfsname)
665{ 672{
666 unsigned minors = drv->minors; 673 unsigned minors = drv->minors;
667 int ret; 674 int ret;
@@ -696,7 +703,7 @@ void gigaset_if_initdriver(struct gigaset_driver *drv, const char *procname,
696 warn("failed to register tty driver (error %d)", ret); 703 warn("failed to register tty driver (error %d)", ret);
697 goto error; 704 goto error;
698 } 705 }
699 dbg(DEBUG_IF, "tty driver initialized"); 706 gig_dbg(DEBUG_IF, "tty driver initialized");
700 drv->have_tty = 1; 707 drv->have_tty = 1;
701 return; 708 return;
702 709
diff --git a/drivers/isdn/gigaset/isocdata.c b/drivers/isdn/gigaset/isocdata.c
index 5744eb91b315..45f017ed6e8c 100644
--- a/drivers/isdn/gigaset/isocdata.c
+++ b/drivers/isdn/gigaset/isocdata.c
@@ -10,10 +10,6 @@
10 * published by the Free Software Foundation; either version 2 of 10 * published by the Free Software Foundation; either version 2 of
11 * the License, or (at your option) any later version. 11 * the License, or (at your option) any later version.
12 * ===================================================================== 12 * =====================================================================
13 * ToDo: ...
14 * =====================================================================
15 * Version: $Id: isocdata.c,v 1.2.2.5 2005/11/13 23:05:19 hjlipp Exp $
16 * =====================================================================
17 */ 13 */
18 14
19#include "gigaset.h" 15#include "gigaset.h"
@@ -87,14 +83,14 @@ static inline int isowbuf_startwrite(struct isowbuf_t *iwb)
87{ 83{
88 if (!atomic_dec_and_test(&iwb->writesem)) { 84 if (!atomic_dec_and_test(&iwb->writesem)) {
89 atomic_inc(&iwb->writesem); 85 atomic_inc(&iwb->writesem);
90 dbg(DEBUG_ISO, 86 gig_dbg(DEBUG_ISO, "%s: couldn't acquire iso write semaphore",
91 "%s: couldn't acquire iso write semaphore", __func__); 87 __func__);
92 return 0; 88 return 0;
93 } 89 }
94#ifdef CONFIG_GIGASET_DEBUG 90#ifdef CONFIG_GIGASET_DEBUG
95 dbg(DEBUG_ISO, 91 gig_dbg(DEBUG_ISO,
96 "%s: acquired iso write semaphore, data[write]=%02x, nbits=%d", 92 "%s: acquired iso write semaphore, data[write]=%02x, nbits=%d",
97 __func__, iwb->data[atomic_read(&iwb->write)], iwb->wbits); 93 __func__, iwb->data[atomic_read(&iwb->write)], iwb->wbits);
98#endif 94#endif
99 return 1; 95 return 1;
100} 96}
@@ -147,7 +143,7 @@ static inline void isowbuf_putflag(struct isowbuf_t *iwb)
147 /* recover the idle flag byte */ 143 /* recover the idle flag byte */
148 write = atomic_read(&iwb->write); 144 write = atomic_read(&iwb->write);
149 iwb->idle = iwb->data[write]; 145 iwb->idle = iwb->data[write];
150 dbg(DEBUG_ISO, "idle fill byte %02x", iwb->idle); 146 gig_dbg(DEBUG_ISO, "idle fill byte %02x", iwb->idle);
151 /* mask extraneous bits in buffer */ 147 /* mask extraneous bits in buffer */
152 iwb->data[write] &= (1 << iwb->wbits) - 1; 148 iwb->data[write] &= (1 << iwb->wbits) - 1;
153} 149}
@@ -166,15 +162,14 @@ int gigaset_isowbuf_getbytes(struct isowbuf_t *iwb, int size)
166 read = atomic_read(&iwb->nextread); 162 read = atomic_read(&iwb->nextread);
167 write = atomic_read(&iwb->write); 163 write = atomic_read(&iwb->write);
168 if (likely(read == write)) { 164 if (likely(read == write)) {
169 //dbg(DEBUG_STREAM, "%s: send buffer empty", __func__);
170 /* return idle frame */ 165 /* return idle frame */
171 return read < BAS_OUTBUFPAD ? 166 return read < BAS_OUTBUFPAD ?
172 BAS_OUTBUFSIZE : read - BAS_OUTBUFPAD; 167 BAS_OUTBUFSIZE : read - BAS_OUTBUFPAD;
173 } 168 }
174 169
175 limit = read + size; 170 limit = read + size;
176 dbg(DEBUG_STREAM, 171 gig_dbg(DEBUG_STREAM, "%s: read=%d write=%d limit=%d",
177 "%s: read=%d write=%d limit=%d", __func__, read, write, limit); 172 __func__, read, write, limit);
178#ifdef CONFIG_GIGASET_DEBUG 173#ifdef CONFIG_GIGASET_DEBUG
179 if (unlikely(size < 0 || size > BAS_OUTBUFPAD)) { 174 if (unlikely(size < 0 || size > BAS_OUTBUFPAD)) {
180 err("invalid size %d", size); 175 err("invalid size %d", size);
@@ -196,11 +191,12 @@ int gigaset_isowbuf_getbytes(struct isowbuf_t *iwb, int size)
196 return -EBUSY; 191 return -EBUSY;
197 /* write position could have changed */ 192 /* write position could have changed */
198 if (limit >= (write = atomic_read(&iwb->write))) { 193 if (limit >= (write = atomic_read(&iwb->write))) {
199 pbyte = iwb->data[write]; /* save partial byte */ 194 pbyte = iwb->data[write]; /* save
195 partial byte */
200 limit = write + BAS_OUTBUFPAD; 196 limit = write + BAS_OUTBUFPAD;
201 dbg(DEBUG_STREAM, 197 gig_dbg(DEBUG_STREAM,
202 "%s: filling %d->%d with %02x", 198 "%s: filling %d->%d with %02x",
203 __func__, write, limit, iwb->idle); 199 __func__, write, limit, iwb->idle);
204 if (write + BAS_OUTBUFPAD < BAS_OUTBUFSIZE) 200 if (write + BAS_OUTBUFPAD < BAS_OUTBUFSIZE)
205 memset(iwb->data + write, iwb->idle, 201 memset(iwb->data + write, iwb->idle,
206 BAS_OUTBUFPAD); 202 BAS_OUTBUFPAD);
@@ -211,9 +207,11 @@ int gigaset_isowbuf_getbytes(struct isowbuf_t *iwb, int size)
211 - write); 207 - write);
212 limit = 0; 208 limit = 0;
213 } 209 }
214 dbg(DEBUG_STREAM, "%s: restoring %02x at %d", 210 gig_dbg(DEBUG_STREAM,
215 __func__, pbyte, limit); 211 "%s: restoring %02x at %d",
216 iwb->data[limit] = pbyte; /* restore partial byte */ 212 __func__, pbyte, limit);
213 iwb->data[limit] = pbyte; /* restore
214 partial byte */
217 atomic_set(&iwb->write, limit); 215 atomic_set(&iwb->write, limit);
218 } 216 }
219 isowbuf_donewrite(iwb); 217 isowbuf_donewrite(iwb);
@@ -242,19 +240,17 @@ int gigaset_isowbuf_getbytes(struct isowbuf_t *iwb, int size)
242 * write hex bytes to syslog for debugging 240 * write hex bytes to syslog for debugging
243 */ 241 */
244static inline void dump_bytes(enum debuglevel level, const char *tag, 242static inline void dump_bytes(enum debuglevel level, const char *tag,
245 unsigned char *bytes, int count) 243 unsigned char *bytes, int count)
246{ 244{
247#ifdef CONFIG_GIGASET_DEBUG 245#ifdef CONFIG_GIGASET_DEBUG
248 unsigned char c; 246 unsigned char c;
249 static char dbgline[3 * 32 + 1]; 247 static char dbgline[3 * 32 + 1];
250 static const char hexdigit[] = "0123456789abcdef"; 248 static const char hexdigit[] = "0123456789abcdef";
251 int i = 0; 249 int i = 0;
252 IFNULLRET(tag);
253 IFNULLRET(bytes);
254 while (count-- > 0) { 250 while (count-- > 0) {
255 if (i > sizeof(dbgline) - 4) { 251 if (i > sizeof(dbgline) - 4) {
256 dbgline[i] = '\0'; 252 dbgline[i] = '\0';
257 dbg(level, "%s:%s", tag, dbgline); 253 gig_dbg(level, "%s:%s", tag, dbgline);
258 i = 0; 254 i = 0;
259 } 255 }
260 c = *bytes++; 256 c = *bytes++;
@@ -264,7 +260,7 @@ static inline void dump_bytes(enum debuglevel level, const char *tag,
264 dbgline[i++] = hexdigit[c & 0x0f]; 260 dbgline[i++] = hexdigit[c & 0x0f];
265 } 261 }
266 dbgline[i] = '\0'; 262 dbgline[i] = '\0';
267 dbg(level, "%s:%s", tag, dbgline); 263 gig_dbg(level, "%s:%s", tag, dbgline);
268#endif 264#endif
269} 265}
270 266
@@ -380,7 +376,7 @@ static u16 stufftab[5 * 256] = {
380 */ 376 */
381 377
382static inline int hdlc_bitstuff_byte(struct isowbuf_t *iwb, unsigned char cin, 378static inline int hdlc_bitstuff_byte(struct isowbuf_t *iwb, unsigned char cin,
383 int ones) 379 int ones)
384{ 380{
385 u16 stuff; 381 u16 stuff;
386 int shiftinc, newones; 382 int shiftinc, newones;
@@ -422,7 +418,7 @@ static inline int hdlc_bitstuff_byte(struct isowbuf_t *iwb, unsigned char cin,
422 */ 418 */
423 419
424static inline int hdlc_buildframe(struct isowbuf_t *iwb, 420static inline int hdlc_buildframe(struct isowbuf_t *iwb,
425 unsigned char *in, int count) 421 unsigned char *in, int count)
426{ 422{
427 int ones; 423 int ones;
428 u16 fcs; 424 u16 fcs;
@@ -431,8 +427,8 @@ static inline int hdlc_buildframe(struct isowbuf_t *iwb,
431 427
432 if (isowbuf_freebytes(iwb) < count + count / 5 + 6 || 428 if (isowbuf_freebytes(iwb) < count + count / 5 + 6 ||
433 !isowbuf_startwrite(iwb)) { 429 !isowbuf_startwrite(iwb)) {
434 dbg(DEBUG_ISO, "%s: %d bytes free -> -EAGAIN", 430 gig_dbg(DEBUG_ISO, "%s: %d bytes free -> -EAGAIN",
435 __func__, isowbuf_freebytes(iwb)); 431 __func__, isowbuf_freebytes(iwb));
436 return -EAGAIN; 432 return -EAGAIN;
437 } 433 }
438 434
@@ -484,11 +480,11 @@ static inline int trans_buildframe(struct isowbuf_t *iwb,
484 480
485 if (isowbuf_freebytes(iwb) < count || 481 if (isowbuf_freebytes(iwb) < count ||
486 !isowbuf_startwrite(iwb)) { 482 !isowbuf_startwrite(iwb)) {
487 dbg(DEBUG_ISO, "can't put %d bytes", count); 483 gig_dbg(DEBUG_ISO, "can't put %d bytes", count);
488 return -EAGAIN; 484 return -EAGAIN;
489 } 485 }
490 486
491 dbg(DEBUG_STREAM, "put %d bytes", count); 487 gig_dbg(DEBUG_STREAM, "put %d bytes", count);
492 write = atomic_read(&iwb->write); 488 write = atomic_read(&iwb->write);
493 do { 489 do {
494 c = gigaset_invtab[*in++]; 490 c = gigaset_invtab[*in++];
@@ -508,11 +504,13 @@ int gigaset_isoc_buildframe(struct bc_state *bcs, unsigned char *in, int len)
508 switch (bcs->proto2) { 504 switch (bcs->proto2) {
509 case ISDN_PROTO_L2_HDLC: 505 case ISDN_PROTO_L2_HDLC:
510 result = hdlc_buildframe(bcs->hw.bas->isooutbuf, in, len); 506 result = hdlc_buildframe(bcs->hw.bas->isooutbuf, in, len);
511 dbg(DEBUG_ISO, "%s: %d bytes HDLC -> %d", __func__, len, result); 507 gig_dbg(DEBUG_ISO, "%s: %d bytes HDLC -> %d",
508 __func__, len, result);
512 break; 509 break;
513 default: /* assume transparent */ 510 default: /* assume transparent */
514 result = trans_buildframe(bcs->hw.bas->isooutbuf, in, len); 511 result = trans_buildframe(bcs->hw.bas->isooutbuf, in, len);
515 dbg(DEBUG_ISO, "%s: %d bytes trans -> %d", __func__, len, result); 512 gig_dbg(DEBUG_ISO, "%s: %d bytes trans -> %d",
513 __func__, len, result);
516 } 514 }
517 return result; 515 return result;
518} 516}
@@ -528,13 +526,13 @@ static inline void hdlc_putbyte(unsigned char c, struct bc_state *bcs)
528 return; 526 return;
529 } 527 }
530 if (unlikely(bcs->skb->len == SBUFSIZE)) { 528 if (unlikely(bcs->skb->len == SBUFSIZE)) {
531 warn("received oversized packet discarded"); 529 dev_warn(bcs->cs->dev, "received oversized packet discarded\n");
532 bcs->hw.bas->giants++; 530 bcs->hw.bas->giants++;
533 dev_kfree_skb_any(bcs->skb); 531 dev_kfree_skb_any(bcs->skb);
534 bcs->skb = NULL; 532 bcs->skb = NULL;
535 return; 533 return;
536 } 534 }
537 *gigaset_skb_put_quick(bcs->skb, 1) = c; 535 *__skb_put(bcs->skb, 1) = c;
538} 536}
539 537
540/* hdlc_flush 538/* hdlc_flush
@@ -549,7 +547,7 @@ static inline void hdlc_flush(struct bc_state *bcs)
549 if ((bcs->skb = dev_alloc_skb(SBUFSIZE + HW_HDR_LEN)) != NULL) 547 if ((bcs->skb = dev_alloc_skb(SBUFSIZE + HW_HDR_LEN)) != NULL)
550 skb_reserve(bcs->skb, HW_HDR_LEN); 548 skb_reserve(bcs->skb, HW_HDR_LEN);
551 else 549 else
552 err("could not allocate skb"); 550 dev_err(bcs->cs->dev, "could not allocate skb\n");
553 } 551 }
554 552
555 /* reset packet state */ 553 /* reset packet state */
@@ -571,23 +569,25 @@ static inline void hdlc_done(struct bc_state *bcs)
571 569
572 if ((procskb = bcs->skb) == NULL) { 570 if ((procskb = bcs->skb) == NULL) {
573 /* previous error */ 571 /* previous error */
574 dbg(DEBUG_ISO, "%s: skb=NULL", __func__); 572 gig_dbg(DEBUG_ISO, "%s: skb=NULL", __func__);
575 gigaset_rcv_error(NULL, bcs->cs, bcs); 573 gigaset_rcv_error(NULL, bcs->cs, bcs);
576 } else if (procskb->len < 2) { 574 } else if (procskb->len < 2) {
577 notice("received short frame (%d octets)", procskb->len); 575 dev_notice(bcs->cs->dev, "received short frame (%d octets)\n",
576 procskb->len);
578 bcs->hw.bas->runts++; 577 bcs->hw.bas->runts++;
579 gigaset_rcv_error(procskb, bcs->cs, bcs); 578 gigaset_rcv_error(procskb, bcs->cs, bcs);
580 } else if (bcs->fcs != PPP_GOODFCS) { 579 } else if (bcs->fcs != PPP_GOODFCS) {
581 notice("frame check error (0x%04x)", bcs->fcs); 580 dev_notice(bcs->cs->dev, "frame check error (0x%04x)\n",
581 bcs->fcs);
582 bcs->hw.bas->fcserrs++; 582 bcs->hw.bas->fcserrs++;
583 gigaset_rcv_error(procskb, bcs->cs, bcs); 583 gigaset_rcv_error(procskb, bcs->cs, bcs);
584 } else { 584 } else {
585 procskb->len -= 2; /* subtract FCS */ 585 procskb->len -= 2; /* subtract FCS */
586 procskb->tail -= 2; 586 procskb->tail -= 2;
587 dbg(DEBUG_ISO, 587 gig_dbg(DEBUG_ISO, "%s: good frame (%d octets)",
588 "%s: good frame (%d octets)", __func__, procskb->len); 588 __func__, procskb->len);
589 dump_bytes(DEBUG_STREAM, 589 dump_bytes(DEBUG_STREAM,
590 "rcv data", procskb->data, procskb->len); 590 "rcv data", procskb->data, procskb->len);
591 bcs->hw.bas->goodbytes += procskb->len; 591 bcs->hw.bas->goodbytes += procskb->len;
592 gigaset_rcv_skb(procskb, bcs->cs, bcs); 592 gigaset_rcv_skb(procskb, bcs->cs, bcs);
593 } 593 }
@@ -595,7 +595,7 @@ static inline void hdlc_done(struct bc_state *bcs)
595 if ((bcs->skb = dev_alloc_skb(SBUFSIZE + HW_HDR_LEN)) != NULL) 595 if ((bcs->skb = dev_alloc_skb(SBUFSIZE + HW_HDR_LEN)) != NULL)
596 skb_reserve(bcs->skb, HW_HDR_LEN); 596 skb_reserve(bcs->skb, HW_HDR_LEN);
597 else 597 else
598 err("could not allocate skb"); 598 dev_err(bcs->cs->dev, "could not allocate skb\n");
599 bcs->fcs = PPP_INITFCS; 599 bcs->fcs = PPP_INITFCS;
600} 600}
601 601
@@ -610,14 +610,14 @@ static inline void hdlc_frag(struct bc_state *bcs, unsigned inbits)
610 return; 610 return;
611 } 611 }
612 612
613 notice("received partial byte (%d bits)", inbits); 613 dev_notice(bcs->cs->dev, "received partial byte (%d bits)\n", inbits);
614 bcs->hw.bas->alignerrs++; 614 bcs->hw.bas->alignerrs++;
615 gigaset_rcv_error(bcs->skb, bcs->cs, bcs); 615 gigaset_rcv_error(bcs->skb, bcs->cs, bcs);
616 616
617 if ((bcs->skb = dev_alloc_skb(SBUFSIZE + HW_HDR_LEN)) != NULL) 617 if ((bcs->skb = dev_alloc_skb(SBUFSIZE + HW_HDR_LEN)) != NULL)
618 skb_reserve(bcs->skb, HW_HDR_LEN); 618 skb_reserve(bcs->skb, HW_HDR_LEN);
619 else 619 else
620 err("could not allocate skb"); 620 dev_err(bcs->cs->dev, "could not allocate skb\n");
621 bcs->fcs = PPP_INITFCS; 621 bcs->fcs = PPP_INITFCS;
622} 622}
623 623
@@ -659,16 +659,12 @@ static unsigned char bitcounts[256] = {
659 * bcs receiving B channel structure 659 * bcs receiving B channel structure
660 */ 660 */
661static inline void hdlc_unpack(unsigned char *src, unsigned count, 661static inline void hdlc_unpack(unsigned char *src, unsigned count,
662 struct bc_state *bcs) 662 struct bc_state *bcs)
663{ 663{
664 struct bas_bc_state *ubc; 664 struct bas_bc_state *ubc = bcs->hw.bas;
665 int inputstate; 665 int inputstate;
666 unsigned seqlen, inbyte, inbits; 666 unsigned seqlen, inbyte, inbits;
667 667
668 IFNULLRET(bcs);
669 ubc = bcs->hw.bas;
670 IFNULLRET(ubc);
671
672 /* load previous state: 668 /* load previous state:
673 * inputstate = set of flag bits: 669 * inputstate = set of flag bits:
674 * - INS_flag_hunt: no complete opening flag received since connection setup or last abort 670 * - INS_flag_hunt: no complete opening flag received since connection setup or last abort
@@ -856,7 +852,7 @@ static inline void hdlc_unpack(unsigned char *src, unsigned count,
856 * bcs receiving B channel structure 852 * bcs receiving B channel structure
857 */ 853 */
858static inline void trans_receive(unsigned char *src, unsigned count, 854static inline void trans_receive(unsigned char *src, unsigned count,
859 struct bc_state *bcs) 855 struct bc_state *bcs)
860{ 856{
861 struct sk_buff *skb; 857 struct sk_buff *skb;
862 int dobytes; 858 int dobytes;
@@ -870,7 +866,7 @@ static inline void trans_receive(unsigned char *src, unsigned count,
870 if (unlikely((skb = bcs->skb) == NULL)) { 866 if (unlikely((skb = bcs->skb) == NULL)) {
871 bcs->skb = skb = dev_alloc_skb(SBUFSIZE + HW_HDR_LEN); 867 bcs->skb = skb = dev_alloc_skb(SBUFSIZE + HW_HDR_LEN);
872 if (!skb) { 868 if (!skb) {
873 err("could not allocate skb"); 869 dev_err(bcs->cs->dev, "could not allocate skb\n");
874 return; 870 return;
875 } 871 }
876 skb_reserve(skb, HW_HDR_LEN); 872 skb_reserve(skb, HW_HDR_LEN);
@@ -888,7 +884,8 @@ static inline void trans_receive(unsigned char *src, unsigned count,
888 gigaset_rcv_skb(skb, bcs->cs, bcs); 884 gigaset_rcv_skb(skb, bcs->cs, bcs);
889 bcs->skb = skb = dev_alloc_skb(SBUFSIZE + HW_HDR_LEN); 885 bcs->skb = skb = dev_alloc_skb(SBUFSIZE + HW_HDR_LEN);
890 if (!skb) { 886 if (!skb) {
891 err("could not allocate skb"); 887 dev_err(bcs->cs->dev,
888 "could not allocate skb\n");
892 return; 889 return;
893 } 890 }
894 skb_reserve(bcs->skb, HW_HDR_LEN); 891 skb_reserve(bcs->skb, HW_HDR_LEN);
@@ -921,8 +918,8 @@ static void cmd_loop(unsigned char *src, int numbytes, struct inbuf_t *inbuf)
921 case '\r': 918 case '\r':
922 case '\n': 919 case '\n':
923 /* end of line */ 920 /* end of line */
924 dbg(DEBUG_TRANSCMD, "%s: End of Command (%d Bytes)", 921 gig_dbg(DEBUG_TRANSCMD, "%s: End of Command (%d Bytes)",
925 __func__, cbytes); 922 __func__, cbytes);
926 cs->cbytes = cbytes; 923 cs->cbytes = cbytes;
927 gigaset_handle_modem_response(cs); 924 gigaset_handle_modem_response(cs);
928 cbytes = 0; 925 cbytes = 0;
@@ -932,7 +929,7 @@ static void cmd_loop(unsigned char *src, int numbytes, struct inbuf_t *inbuf)
932 if (cbytes < MAX_RESP_SIZE - 1) 929 if (cbytes < MAX_RESP_SIZE - 1)
933 cbytes++; 930 cbytes++;
934 else 931 else
935 warn("response too large"); 932 dev_warn(cs->dev, "response too large\n");
936 } 933 }
937 } 934 }
938 935
@@ -951,27 +948,27 @@ void gigaset_isoc_input(struct inbuf_t *inbuf)
951 948
952 head = atomic_read(&inbuf->head); 949 head = atomic_read(&inbuf->head);
953 while (head != (tail = atomic_read(&inbuf->tail))) { 950 while (head != (tail = atomic_read(&inbuf->tail))) {
954 dbg(DEBUG_INTR, "buffer state: %u -> %u", head, tail); 951 gig_dbg(DEBUG_INTR, "buffer state: %u -> %u", head, tail);
955 if (head > tail) 952 if (head > tail)
956 tail = RBUFSIZE; 953 tail = RBUFSIZE;
957 src = inbuf->data + head; 954 src = inbuf->data + head;
958 numbytes = tail - head; 955 numbytes = tail - head;
959 dbg(DEBUG_INTR, "processing %u bytes", numbytes); 956 gig_dbg(DEBUG_INTR, "processing %u bytes", numbytes);
960 957
961 if (atomic_read(&cs->mstate) == MS_LOCKED) { 958 if (atomic_read(&cs->mstate) == MS_LOCKED) {
962 gigaset_dbg_buffer(DEBUG_LOCKCMD, "received response", 959 gigaset_dbg_buffer(DEBUG_LOCKCMD, "received response",
963 numbytes, src, 0); 960 numbytes, src);
964 gigaset_if_receive(inbuf->cs, src, numbytes); 961 gigaset_if_receive(inbuf->cs, src, numbytes);
965 } else { 962 } else {
966 gigaset_dbg_buffer(DEBUG_CMD, "received response", 963 gigaset_dbg_buffer(DEBUG_CMD, "received response",
967 numbytes, src, 0); 964 numbytes, src);
968 cmd_loop(src, numbytes, inbuf); 965 cmd_loop(src, numbytes, inbuf);
969 } 966 }
970 967
971 head += numbytes; 968 head += numbytes;
972 if (head == RBUFSIZE) 969 if (head == RBUFSIZE)
973 head = 0; 970 head = 0;
974 dbg(DEBUG_INTR, "setting head to %u", head); 971 gig_dbg(DEBUG_INTR, "setting head to %u", head);
975 atomic_set(&inbuf->head, head); 972 atomic_set(&inbuf->head, head);
976 } 973 }
977} 974}
@@ -992,18 +989,18 @@ void gigaset_isoc_input(struct inbuf_t *inbuf)
992 */ 989 */
993int gigaset_isoc_send_skb(struct bc_state *bcs, struct sk_buff *skb) 990int gigaset_isoc_send_skb(struct bc_state *bcs, struct sk_buff *skb)
994{ 991{
995 int len; 992 int len = skb->len;
996 993 unsigned long flags;
997 IFNULLRETVAL(bcs, -EFAULT);
998 IFNULLRETVAL(skb, -EFAULT);
999 len = skb->len;
1000 994
1001 skb_queue_tail(&bcs->squeue, skb); 995 skb_queue_tail(&bcs->squeue, skb);
1002 dbg(DEBUG_ISO, 996 gig_dbg(DEBUG_ISO, "%s: skb queued, qlen=%d",
1003 "%s: skb queued, qlen=%d", __func__, skb_queue_len(&bcs->squeue)); 997 __func__, skb_queue_len(&bcs->squeue));
1004 998
1005 /* tasklet submits URB if necessary */ 999 /* tasklet submits URB if necessary */
1006 tasklet_schedule(&bcs->hw.bas->sent_tasklet); 1000 spin_lock_irqsave(&bcs->cs->lock, flags);
1001 if (bcs->cs->connected)
1002 tasklet_schedule(&bcs->hw.bas->sent_tasklet);
1003 spin_unlock_irqrestore(&bcs->cs->lock, flags);
1007 1004
1008 return len; /* ok so far */ 1005 return len; /* ok so far */
1009} 1006}
diff --git a/drivers/isdn/gigaset/proc.c b/drivers/isdn/gigaset/proc.c
index c6915fa2be6c..d267a636b53c 100644
--- a/drivers/isdn/gigaset/proc.c
+++ b/drivers/isdn/gigaset/proc.c
@@ -1,7 +1,7 @@
1/* 1/*
2 * Stuff used by all variants of the driver 2 * Stuff used by all variants of the driver
3 * 3 *
4 * Copyright (c) 2001 by Stefan Eilers <Eilers.Stefan@epost.de>, 4 * Copyright (c) 2001 by Stefan Eilers,
5 * Hansjoerg Lipp <hjlipp@web.de>, 5 * Hansjoerg Lipp <hjlipp@web.de>,
6 * Tilman Schmidt <tilman@imap.cc>. 6 * Tilman Schmidt <tilman@imap.cc>.
7 * 7 *
@@ -11,26 +11,29 @@
11 * published by the Free Software Foundation; either version 2 of 11 * published by the Free Software Foundation; either version 2 of
12 * the License, or (at your option) any later version. 12 * the License, or (at your option) any later version.
13 * ===================================================================== 13 * =====================================================================
14 * ToDo: ...
15 * =====================================================================
16 * Version: $Id: proc.c,v 1.5.2.13 2006/02/04 18:28:16 hjlipp Exp $
17 * =====================================================================
18 */ 14 */
19 15
20#include "gigaset.h" 16#include "gigaset.h"
21#include <linux/ctype.h> 17#include <linux/ctype.h>
22 18
23static ssize_t show_cidmode(struct device *dev, struct device_attribute *attr, char *buf) 19static ssize_t show_cidmode(struct device *dev, struct device_attribute *attr,
20 char *buf)
24{ 21{
25 struct usb_interface *intf = to_usb_interface(dev); 22 int ret;
26 struct cardstate *cs = usb_get_intfdata(intf); 23 unsigned long flags;
27 return sprintf(buf, "%d\n", atomic_read(&cs->cidmode)); // FIXME use scnprintf for 13607 bit architectures (if PAGE_SIZE==4096) 24 struct cardstate *cs = dev_get_drvdata(dev);
25
26 spin_lock_irqsave(&cs->lock, flags);
27 ret = sprintf(buf, "%u\n", cs->cidmode);
28 spin_unlock_irqrestore(&cs->lock, flags);
29
30 return ret;
28} 31}
29 32
30static ssize_t set_cidmode(struct device *dev, struct device_attribute *attr, const char *buf, size_t count) 33static ssize_t set_cidmode(struct device *dev, struct device_attribute *attr,
34 const char *buf, size_t count)
31{ 35{
32 struct usb_interface *intf = to_usb_interface(dev); 36 struct cardstate *cs = dev_get_drvdata(dev);
33 struct cardstate *cs = usb_get_intfdata(intf);
34 long int value; 37 long int value;
35 char *end; 38 char *end;
36 39
@@ -41,23 +44,23 @@ static ssize_t set_cidmode(struct device *dev, struct device_attribute *attr, co
41 if (value < 0 || value > 1) 44 if (value < 0 || value > 1)
42 return -EINVAL; 45 return -EINVAL;
43 46
44 if (down_interruptible(&cs->sem)) 47 if (mutex_lock_interruptible(&cs->mutex))
45 return -ERESTARTSYS; // FIXME -EINTR? 48 return -ERESTARTSYS; // FIXME -EINTR?
46 49
47 cs->waiting = 1; 50 cs->waiting = 1;
48 if (!gigaset_add_event(cs, &cs->at_state, EV_PROC_CIDMODE, 51 if (!gigaset_add_event(cs, &cs->at_state, EV_PROC_CIDMODE,
49 NULL, value, NULL)) { 52 NULL, value, NULL)) {
50 cs->waiting = 0; 53 cs->waiting = 0;
51 up(&cs->sem); 54 mutex_unlock(&cs->mutex);
52 return -ENOMEM; 55 return -ENOMEM;
53 } 56 }
54 57
55 dbg(DEBUG_CMD, "scheduling PROC_CIDMODE"); 58 gig_dbg(DEBUG_CMD, "scheduling PROC_CIDMODE");
56 gigaset_schedule_event(cs); 59 gigaset_schedule_event(cs);
57 60
58 wait_event(cs->waitqueue, !cs->waiting); 61 wait_event(cs->waitqueue, !cs->waiting);
59 62
60 up(&cs->sem); 63 mutex_unlock(&cs->mutex);
61 64
62 return count; 65 return count;
63} 66}
@@ -65,17 +68,15 @@ static ssize_t set_cidmode(struct device *dev, struct device_attribute *attr, co
65static DEVICE_ATTR(cidmode, S_IRUGO|S_IWUSR, show_cidmode, set_cidmode); 68static DEVICE_ATTR(cidmode, S_IRUGO|S_IWUSR, show_cidmode, set_cidmode);
66 69
67/* free sysfs for device */ 70/* free sysfs for device */
68void gigaset_free_dev_sysfs(struct usb_interface *interface) 71void gigaset_free_dev_sysfs(struct cardstate *cs)
69{ 72{
70 dbg(DEBUG_INIT, "removing sysfs entries"); 73 gig_dbg(DEBUG_INIT, "removing sysfs entries");
71 device_remove_file(&interface->dev, &dev_attr_cidmode); 74 device_remove_file(cs->dev, &dev_attr_cidmode);
72} 75}
73EXPORT_SYMBOL_GPL(gigaset_free_dev_sysfs);
74 76
75/* initialize sysfs for device */ 77/* initialize sysfs for device */
76void gigaset_init_dev_sysfs(struct usb_interface *interface) 78void gigaset_init_dev_sysfs(struct cardstate *cs)
77{ 79{
78 dbg(DEBUG_INIT, "setting up sysfs"); 80 gig_dbg(DEBUG_INIT, "setting up sysfs");
79 device_create_file(&interface->dev, &dev_attr_cidmode); 81 device_create_file(cs->dev, &dev_attr_cidmode);
80} 82}
81EXPORT_SYMBOL_GPL(gigaset_init_dev_sysfs);
diff --git a/drivers/isdn/gigaset/usb-gigaset.c b/drivers/isdn/gigaset/usb-gigaset.c
index 323fc7349dec..bfb73fd5077e 100644
--- a/drivers/isdn/gigaset/usb-gigaset.c
+++ b/drivers/isdn/gigaset/usb-gigaset.c
@@ -1,7 +1,7 @@
1/* 1/*
2 * USB driver for Gigaset 307x directly or using M105 Data. 2 * USB driver for Gigaset 307x directly or using M105 Data.
3 * 3 *
4 * Copyright (c) 2001 by Stefan Eilers <Eilers.Stefan@epost.de> 4 * Copyright (c) 2001 by Stefan Eilers
5 * and Hansjoerg Lipp <hjlipp@web.de>. 5 * and Hansjoerg Lipp <hjlipp@web.de>.
6 * 6 *
7 * This driver was derived from the USB skeleton driver by 7 * This driver was derived from the USB skeleton driver by
@@ -13,10 +13,6 @@
13 * published by the Free Software Foundation; either version 2 of 13 * published by the Free Software Foundation; either version 2 of
14 * the License, or (at your option) any later version. 14 * the License, or (at your option) any later version.
15 * ===================================================================== 15 * =====================================================================
16 * ToDo: ...
17 * =====================================================================
18 * Version: $Id: usb-gigaset.c,v 1.85.4.18 2006/02/04 18:28:16 hjlipp Exp $
19 * =====================================================================
20 */ 16 */
21 17
22#include "gigaset.h" 18#include "gigaset.h"
@@ -29,7 +25,7 @@
29#include <linux/moduleparam.h> 25#include <linux/moduleparam.h>
30 26
31/* Version Information */ 27/* Version Information */
32#define DRIVER_AUTHOR "Hansjoerg Lipp <hjlipp@web.de>, Stefan Eilers <Eilers.Stefan@epost.de>" 28#define DRIVER_AUTHOR "Hansjoerg Lipp <hjlipp@web.de>, Stefan Eilers"
33#define DRIVER_DESC "USB Driver for Gigaset 307x using M105" 29#define DRIVER_DESC "USB Driver for Gigaset 307x using M105"
34 30
35/* Module parameters */ 31/* Module parameters */
@@ -62,10 +58,6 @@ static struct usb_device_id gigaset_table [] = {
62 58
63MODULE_DEVICE_TABLE(usb, gigaset_table); 59MODULE_DEVICE_TABLE(usb, gigaset_table);
64 60
65/* Get a minor range for your devices from the usb maintainer */
66#define USB_SKEL_MINOR_BASE 200
67
68
69/* 61/*
70 * Control requests (empty fields: 00) 62 * Control requests (empty fields: 00)
71 * 63 *
@@ -114,7 +106,7 @@ MODULE_DEVICE_TABLE(usb, gigaset_table);
114 */ 106 */
115 107
116static int gigaset_probe(struct usb_interface *interface, 108static int gigaset_probe(struct usb_interface *interface,
117 const struct usb_device_id *id); 109 const struct usb_device_id *id);
118static void gigaset_disconnect(struct usb_interface *interface); 110static void gigaset_disconnect(struct usb_interface *interface);
119 111
120static struct gigaset_driver *driver = NULL; 112static struct gigaset_driver *driver = NULL;
@@ -122,29 +114,29 @@ static struct cardstate *cardstate = NULL;
122 114
123/* usb specific object needed to register this driver with the usb subsystem */ 115/* usb specific object needed to register this driver with the usb subsystem */
124static struct usb_driver gigaset_usb_driver = { 116static struct usb_driver gigaset_usb_driver = {
125 .name = GIGASET_MODULENAME, 117 .name = GIGASET_MODULENAME,
126 .probe = gigaset_probe, 118 .probe = gigaset_probe,
127 .disconnect = gigaset_disconnect, 119 .disconnect = gigaset_disconnect,
128 .id_table = gigaset_table, 120 .id_table = gigaset_table,
129}; 121};
130 122
131struct usb_cardstate { 123struct usb_cardstate {
132 struct usb_device *udev; /* save off the usb device pointer */ 124 struct usb_device *udev; /* usb device pointer */
133 struct usb_interface *interface; /* the interface for this device */ 125 struct usb_interface *interface; /* interface for this device */
134 atomic_t busy; /* bulk output in progress */ 126 atomic_t busy; /* bulk output in progress */
135 127
136 /* Output buffer for commands (M105: and data)*/ 128 /* Output buffer */
137 unsigned char *bulk_out_buffer; /* the buffer to send data */ 129 unsigned char *bulk_out_buffer;
138 int bulk_out_size; /* the size of the send buffer */ 130 int bulk_out_size;
139 __u8 bulk_out_endpointAddr; /* the address of the bulk out endpoint */ 131 __u8 bulk_out_endpointAddr;
140 struct urb *bulk_out_urb; /* the urb used to transmit data */ 132 struct urb *bulk_out_urb;
141 133
142 /* Input buffer for command responses (M105: and data)*/ 134 /* Input buffer */
143 int rcvbuf_size; /* the size of the receive buffer */ 135 int rcvbuf_size;
144 struct urb *read_urb; /* the urb used to receive data */ 136 struct urb *read_urb;
145 __u8 int_in_endpointAddr; /* the address of the bulk in endpoint */ 137 __u8 int_in_endpointAddr;
146 138
147 char bchars[6]; /* req. 0x19 */ 139 char bchars[6]; /* for request 0x19 */
148}; 140};
149 141
150struct usb_bc_state {}; 142struct usb_bc_state {};
@@ -157,19 +149,20 @@ static inline unsigned tiocm_to_gigaset(unsigned state)
157#ifdef CONFIG_GIGASET_UNDOCREQ 149#ifdef CONFIG_GIGASET_UNDOCREQ
158/* WARNING: EXPERIMENTAL! */ 150/* WARNING: EXPERIMENTAL! */
159static int gigaset_set_modem_ctrl(struct cardstate *cs, unsigned old_state, 151static int gigaset_set_modem_ctrl(struct cardstate *cs, unsigned old_state,
160 unsigned new_state) 152 unsigned new_state)
161{ 153{
154 struct usb_device *udev = cs->hw.usb->udev;
162 unsigned mask, val; 155 unsigned mask, val;
163 int r; 156 int r;
164 157
165 mask = tiocm_to_gigaset(old_state ^ new_state); 158 mask = tiocm_to_gigaset(old_state ^ new_state);
166 val = tiocm_to_gigaset(new_state); 159 val = tiocm_to_gigaset(new_state);
167 160
168 dbg(DEBUG_USBREQ, "set flags 0x%02x with mask 0x%02x", val, mask); 161 gig_dbg(DEBUG_USBREQ, "set flags 0x%02x with mask 0x%02x", val, mask);
169 r = usb_control_msg(cs->hw.usb->udev, 162 // don't use this in an interrupt/BH
170 usb_sndctrlpipe(cs->hw.usb->udev, 0), 7, 0x41, 163 r = usb_control_msg(udev, usb_sndctrlpipe(udev, 0), 7, 0x41,
171 (val & 0xff) | ((mask & 0xff) << 8), 0, 164 (val & 0xff) | ((mask & 0xff) << 8), 0,
172 NULL, 0, 2000 /*timeout??*/); // don't use this in an interrupt/BH 165 NULL, 0, 2000 /* timeout? */);
173 if (r < 0) 166 if (r < 0)
174 return r; 167 return r;
175 //.. 168 //..
@@ -178,30 +171,29 @@ static int gigaset_set_modem_ctrl(struct cardstate *cs, unsigned old_state,
178 171
179static int set_value(struct cardstate *cs, u8 req, u16 val) 172static int set_value(struct cardstate *cs, u8 req, u16 val)
180{ 173{
174 struct usb_device *udev = cs->hw.usb->udev;
181 int r, r2; 175 int r, r2;
182 176
183 dbg(DEBUG_USBREQ, "request %02x (%04x)", (unsigned)req, (unsigned)val); 177 gig_dbg(DEBUG_USBREQ, "request %02x (%04x)",
184 r = usb_control_msg(cs->hw.usb->udev, 178 (unsigned)req, (unsigned)val);
185 usb_sndctrlpipe(cs->hw.usb->udev, 0), 0x12, 0x41, 179 r = usb_control_msg(udev, usb_sndctrlpipe(udev, 0), 0x12, 0x41,
186 0xf /*?*/, 0, 180 0xf /*?*/, 0, NULL, 0, 2000 /*?*/);
187 NULL, 0, 2000 /*?*/); /* no idea, what this does */ 181 /* no idea what this does */
188 if (r < 0) { 182 if (r < 0) {
189 err("error %d on request 0x12", -r); 183 dev_err(&udev->dev, "error %d on request 0x12\n", -r);
190 return r; 184 return r;
191 } 185 }
192 186
193 r = usb_control_msg(cs->hw.usb->udev, 187 r = usb_control_msg(udev, usb_sndctrlpipe(udev, 0), req, 0x41,
194 usb_sndctrlpipe(cs->hw.usb->udev, 0), req, 0x41, 188 val, 0, NULL, 0, 2000 /*?*/);
195 val, 0,
196 NULL, 0, 2000 /*?*/);
197 if (r < 0) 189 if (r < 0)
198 err("error %d on request 0x%02x", -r, (unsigned)req); 190 dev_err(&udev->dev, "error %d on request 0x%02x\n",
191 -r, (unsigned)req);
199 192
200 r2 = usb_control_msg(cs->hw.usb->udev, 193 r2 = usb_control_msg(udev, usb_sndctrlpipe(udev, 0), 0x19, 0x41,
201 usb_sndctrlpipe(cs->hw.usb->udev, 0), 0x19, 0x41, 194 0, 0, cs->hw.usb->bchars, 6, 2000 /*?*/);
202 0, 0, cs->hw.usb->bchars, 6, 2000 /*?*/);
203 if (r2 < 0) 195 if (r2 < 0)
204 err("error %d on request 0x19", -r2); 196 dev_err(&udev->dev, "error %d on request 0x19\n", -r2);
205 197
206 return r < 0 ? r : (r2 < 0 ? r2 : 0); 198 return r < 0 ? r : (r2 < 0 ? r2 : 0);
207} 199}
@@ -229,8 +221,8 @@ static int gigaset_baud_rate(struct cardstate *cs, unsigned cflag)
229 case B115200: rate = 115200; break; 221 case B115200: rate = 115200; break;
230 default: 222 default:
231 rate = 9600; 223 rate = 9600;
232 err("unsupported baudrate request 0x%x," 224 dev_err(cs->dev, "unsupported baudrate request 0x%x,"
233 " using default of B9600", cflag); 225 " using default of B9600\n", cflag);
234 } 226 }
235 227
236 val = 0x383fff / rate + 1; 228 val = 0x383fff / rate + 1;
@@ -259,7 +251,7 @@ static int gigaset_set_line_ctrl(struct cardstate *cs, unsigned cflag)
259 case CS8: 251 case CS8:
260 val |= 8 << 8; break; 252 val |= 8 << 8; break;
261 default: 253 default:
262 err("CSIZE was not CS5-CS8, using default of 8"); 254 dev_err(cs->dev, "CSIZE was not CS5-CS8, using default of 8\n");
263 val |= 8 << 8; 255 val |= 8 << 8;
264 break; 256 break;
265 } 257 }
@@ -277,7 +269,7 @@ static int gigaset_set_line_ctrl(struct cardstate *cs, unsigned cflag)
277 269
278#else 270#else
279static int gigaset_set_modem_ctrl(struct cardstate *cs, unsigned old_state, 271static int gigaset_set_modem_ctrl(struct cardstate *cs, unsigned old_state,
280 unsigned new_state) 272 unsigned new_state)
281{ 273{
282 return -EINVAL; 274 return -EINVAL;
283} 275}
@@ -309,15 +301,12 @@ static int gigaset_close_bchannel(struct bc_state *bcs)
309 return 0; 301 return 0;
310} 302}
311 303
312//void send_ack_to_LL(void *data);
313static int write_modem(struct cardstate *cs); 304static int write_modem(struct cardstate *cs);
314static int send_cb(struct cardstate *cs, struct cmdbuf_t *cb); 305static int send_cb(struct cardstate *cs, struct cmdbuf_t *cb);
315 306
316 307
317/* Handling of send queue. If there is already a skb opened, put data to 308/* Write tasklet handler: Continue sending current skb, or send command, or
318 * the transfer buffer by calling "write_modem". Otherwise take a new skb out of the queue. 309 * start sending an skb from the send queue.
319 * This function will be called by the ISR via "transmit_chars" (USB: B-Channel Bulk callback handler
320 * via immediate task queue) or by writebuf_from_LL if the LL wants to transmit data.
321 */ 310 */
322static void gigaset_modem_fill(unsigned long data) 311static void gigaset_modem_fill(unsigned long data)
323{ 312{
@@ -327,10 +316,10 @@ static void gigaset_modem_fill(unsigned long data)
327 unsigned long flags; 316 unsigned long flags;
328 int again; 317 int again;
329 318
330 dbg(DEBUG_OUTPUT, "modem_fill"); 319 gig_dbg(DEBUG_OUTPUT, "modem_fill");
331 320
332 if (atomic_read(&cs->hw.usb->busy)) { 321 if (atomic_read(&cs->hw.usb->busy)) {
333 dbg(DEBUG_OUTPUT, "modem_fill: busy"); 322 gig_dbg(DEBUG_OUTPUT, "modem_fill: busy");
334 return; 323 return;
335 } 324 }
336 325
@@ -341,26 +330,27 @@ static void gigaset_modem_fill(unsigned long data)
341 cb = cs->cmdbuf; 330 cb = cs->cmdbuf;
342 spin_unlock_irqrestore(&cs->cmdlock, flags); 331 spin_unlock_irqrestore(&cs->cmdlock, flags);
343 if (cb) { /* commands to send? */ 332 if (cb) { /* commands to send? */
344 dbg(DEBUG_OUTPUT, "modem_fill: cb"); 333 gig_dbg(DEBUG_OUTPUT, "modem_fill: cb");
345 if (send_cb(cs, cb) < 0) { 334 if (send_cb(cs, cb) < 0) {
346 dbg(DEBUG_OUTPUT, 335 gig_dbg(DEBUG_OUTPUT,
347 "modem_fill: send_cb failed"); 336 "modem_fill: send_cb failed");
348 again = 1; /* no callback will be called! */ 337 again = 1; /* no callback will be
338 called! */
349 } 339 }
350 } else { /* skbs to send? */ 340 } else { /* skbs to send? */
351 bcs->tx_skb = skb_dequeue(&bcs->squeue); 341 bcs->tx_skb = skb_dequeue(&bcs->squeue);
352 if (bcs->tx_skb) 342 if (bcs->tx_skb)
353 dbg(DEBUG_INTR, 343 gig_dbg(DEBUG_INTR,
354 "Dequeued skb (Adr: %lx)!", 344 "Dequeued skb (Adr: %lx)!",
355 (unsigned long) bcs->tx_skb); 345 (unsigned long) bcs->tx_skb);
356 } 346 }
357 } 347 }
358 348
359 if (bcs->tx_skb) { 349 if (bcs->tx_skb) {
360 dbg(DEBUG_OUTPUT, "modem_fill: tx_skb"); 350 gig_dbg(DEBUG_OUTPUT, "modem_fill: tx_skb");
361 if (write_modem(cs) < 0) { 351 if (write_modem(cs) < 0) {
362 dbg(DEBUG_OUTPUT, 352 gig_dbg(DEBUG_OUTPUT,
363 "modem_fill: write_modem failed"); 353 "modem_fill: write_modem failed");
364 // FIXME should we tell the LL? 354 // FIXME should we tell the LL?
365 again = 1; /* no callback will be called! */ 355 again = 1; /* no callback will be called! */
366 } 356 }
@@ -371,88 +361,85 @@ static void gigaset_modem_fill(unsigned long data)
371/** 361/**
372 * gigaset_read_int_callback 362 * gigaset_read_int_callback
373 * 363 *
374 * It is called if the data was received from the device. This is almost similiar to 364 * It is called if the data was received from the device.
375 * the interrupt service routine in the serial device.
376 */ 365 */
377static void gigaset_read_int_callback(struct urb *urb, struct pt_regs *regs) 366static void gigaset_read_int_callback(struct urb *urb, struct pt_regs *regs)
378{ 367{
368 struct inbuf_t *inbuf = urb->context;
369 struct cardstate *cs = inbuf->cs;
379 int resubmit = 0; 370 int resubmit = 0;
380 int r; 371 int r;
381 struct cardstate *cs;
382 unsigned numbytes; 372 unsigned numbytes;
383 unsigned char *src; 373 unsigned char *src;
384 //unsigned long flags; 374 unsigned long flags;
385 struct inbuf_t *inbuf;
386
387 IFNULLRET(urb);
388 inbuf = (struct inbuf_t *) urb->context;
389 IFNULLRET(inbuf);
390 //spin_lock_irqsave(&inbuf->lock, flags);
391 cs = inbuf->cs;
392 IFNULLGOTO(cs, exit);
393 IFNULLGOTO(cardstate, exit);
394
395 if (!atomic_read(&cs->connected)) {
396 err("%s: disconnected", __func__);
397 goto exit;
398 }
399 375
400 if (!urb->status) { 376 if (!urb->status) {
377 if (!cs->connected) {
378 err("%s: disconnected", __func__); /* should never happen */
379 return;
380 }
381
401 numbytes = urb->actual_length; 382 numbytes = urb->actual_length;
402 383
403 if (numbytes) { 384 if (numbytes) {
404 src = inbuf->rcvbuf; 385 src = inbuf->rcvbuf;
405 if (unlikely(*src)) 386 if (unlikely(*src))
406 warn("%s: There was no leading 0, but 0x%02x!", 387 dev_warn(cs->dev,
407 __func__, (unsigned) *src); 388 "%s: There was no leading 0, but 0x%02x!\n",
389 __func__, (unsigned) *src);
408 ++src; /* skip leading 0x00 */ 390 ++src; /* skip leading 0x00 */
409 --numbytes; 391 --numbytes;
410 if (gigaset_fill_inbuf(inbuf, src, numbytes)) { 392 if (gigaset_fill_inbuf(inbuf, src, numbytes)) {
411 dbg(DEBUG_INTR, "%s-->BH", __func__); 393 gig_dbg(DEBUG_INTR, "%s-->BH", __func__);
412 gigaset_schedule_event(inbuf->cs); 394 gigaset_schedule_event(inbuf->cs);
413 } 395 }
414 } else 396 } else
415 dbg(DEBUG_INTR, "Received zero block length"); 397 gig_dbg(DEBUG_INTR, "Received zero block length");
416 resubmit = 1; 398 resubmit = 1;
417 } else { 399 } else {
418 /* The urb might have been killed. */ 400 /* The urb might have been killed. */
419 dbg(DEBUG_ANY, "%s - nonzero read bulk status received: %d", 401 gig_dbg(DEBUG_ANY, "%s - nonzero read bulk status received: %d",
420 __func__, urb->status); 402 __func__, urb->status);
421 if (urb->status != -ENOENT) /* not killed */ 403 if (urb->status != -ENOENT) { /* not killed */
404 if (!cs->connected) {
405 err("%s: disconnected", __func__); /* should never happen */
406 return;
407 }
422 resubmit = 1; 408 resubmit = 1;
409 }
423 } 410 }
424exit: 411
425 //spin_unlock_irqrestore(&inbuf->lock, flags);
426 if (resubmit) { 412 if (resubmit) {
427 r = usb_submit_urb(urb, SLAB_ATOMIC); 413 spin_lock_irqsave(&cs->lock, flags);
414 r = cs->connected ? usb_submit_urb(urb, SLAB_ATOMIC) : -ENODEV;
415 spin_unlock_irqrestore(&cs->lock, flags);
428 if (r) 416 if (r)
429 err("error %d when resubmitting urb.", -r); 417 dev_err(cs->dev, "error %d when resubmitting urb.\n",
418 -r);
430 } 419 }
431} 420}
432 421
433 422
434/* This callback routine is called when data was transmitted to a B-Channel. 423/* This callback routine is called when data was transmitted to the device. */
435 * Therefore it has to check if there is still data to transmit. This
436 * happens by calling modem_fill via task queue.
437 *
438 */
439static void gigaset_write_bulk_callback(struct urb *urb, struct pt_regs *regs) 424static void gigaset_write_bulk_callback(struct urb *urb, struct pt_regs *regs)
440{ 425{
441 struct cardstate *cs = (struct cardstate *) urb->context; 426 struct cardstate *cs = urb->context;
427 unsigned long flags;
442 428
443 IFNULLRET(cs);
444#ifdef CONFIG_GIGASET_DEBUG
445 if (!atomic_read(&cs->connected)) {
446 err("%s:not connected", __func__);
447 return;
448 }
449#endif
450 if (urb->status) 429 if (urb->status)
451 err("bulk transfer failed (status %d)", -urb->status); /* That's all we can do. Communication problems 430 dev_err(cs->dev, "bulk transfer failed (status %d)\n",
452 are handeled by timeouts or network protocols */ 431 -urb->status);
432 /* That's all we can do. Communication problems
433 are handled by timeouts or network protocols. */
453 434
454 atomic_set(&cs->hw.usb->busy, 0); 435 spin_lock_irqsave(&cs->lock, flags);
455 tasklet_schedule(&cs->write_tasklet); 436 if (!cs->connected) {
437 err("%s: not connected", __func__);
438 } else {
439 atomic_set(&cs->hw.usb->busy, 0);
440 tasklet_schedule(&cs->write_tasklet);
441 }
442 spin_unlock_irqrestore(&cs->lock, flags);
456} 443}
457 444
458static int send_cb(struct cardstate *cs, struct cmdbuf_t *cb) 445static int send_cb(struct cardstate *cs, struct cmdbuf_t *cb)
@@ -469,8 +456,8 @@ static int send_cb(struct cardstate *cs, struct cmdbuf_t *cb)
469 456
470 spin_lock_irqsave(&cs->cmdlock, flags); 457 spin_lock_irqsave(&cs->cmdlock, flags);
471 cs->cmdbytes -= cs->curlen; 458 cs->cmdbytes -= cs->curlen;
472 dbg(DEBUG_OUTPUT, "send_cb: sent %u bytes, %u left", 459 gig_dbg(DEBUG_OUTPUT, "send_cb: sent %u bytes, %u left",
473 cs->curlen, cs->cmdbytes); 460 cs->curlen, cs->cmdbytes);
474 cs->cmdbuf = cb = cb->next; 461 cs->cmdbuf = cb = cb->next;
475 if (cb) { 462 if (cb) {
476 cb->prev = NULL; 463 cb->prev = NULL;
@@ -487,52 +474,51 @@ static int send_cb(struct cardstate *cs, struct cmdbuf_t *cb)
487 } 474 }
488 if (cb) { 475 if (cb) {
489 count = min(cb->len, ucs->bulk_out_size); 476 count = min(cb->len, ucs->bulk_out_size);
477 gig_dbg(DEBUG_OUTPUT, "send_cb: send %d bytes", count);
478
490 usb_fill_bulk_urb(ucs->bulk_out_urb, ucs->udev, 479 usb_fill_bulk_urb(ucs->bulk_out_urb, ucs->udev,
491 usb_sndbulkpipe(ucs->udev, 480 usb_sndbulkpipe(ucs->udev,
492 ucs->bulk_out_endpointAddr & 0x0f), 481 ucs->bulk_out_endpointAddr & 0x0f),
493 cb->buf + cb->offset, count, 482 cb->buf + cb->offset, count,
494 gigaset_write_bulk_callback, cs); 483 gigaset_write_bulk_callback, cs);
495 484
496 cb->offset += count; 485 cb->offset += count;
497 cb->len -= count; 486 cb->len -= count;
498 atomic_set(&ucs->busy, 1); 487 atomic_set(&ucs->busy, 1);
499 dbg(DEBUG_OUTPUT, "send_cb: send %d bytes", count);
500 488
501 status = usb_submit_urb(ucs->bulk_out_urb, SLAB_ATOMIC); 489 spin_lock_irqsave(&cs->lock, flags);
490 status = cs->connected ? usb_submit_urb(ucs->bulk_out_urb, SLAB_ATOMIC) : -ENODEV;
491 spin_unlock_irqrestore(&cs->lock, flags);
492
502 if (status) { 493 if (status) {
503 atomic_set(&ucs->busy, 0); 494 atomic_set(&ucs->busy, 0);
504 err("could not submit urb (error %d).", 495 err("could not submit urb (error %d)\n",
505 -status); 496 -status);
506 cb->len = 0; /* skip urb => remove cb+wakeup in next loop cycle */ 497 cb->len = 0; /* skip urb => remove cb+wakeup
498 in next loop cycle */
507 } 499 }
508 } 500 }
509 } while (cb && status); /* bei Fehler naechster Befehl //FIXME: ist das OK? */ 501 } while (cb && status); /* next command on error */
510 502
511 return status; 503 return status;
512} 504}
513 505
514/* Write string into transbuf and send it to modem. 506/* Send command to device. */
515 */
516static int gigaset_write_cmd(struct cardstate *cs, const unsigned char *buf, 507static int gigaset_write_cmd(struct cardstate *cs, const unsigned char *buf,
517 int len, struct tasklet_struct *wake_tasklet) 508 int len, struct tasklet_struct *wake_tasklet)
518{ 509{
519 struct cmdbuf_t *cb; 510 struct cmdbuf_t *cb;
520 unsigned long flags; 511 unsigned long flags;
521 512
522 gigaset_dbg_buffer(atomic_read(&cs->mstate) != MS_LOCKED ? 513 gigaset_dbg_buffer(atomic_read(&cs->mstate) != MS_LOCKED ?
523 DEBUG_TRANSCMD : DEBUG_LOCKCMD, 514 DEBUG_TRANSCMD : DEBUG_LOCKCMD,
524 "CMD Transmit", len, buf, 0); 515 "CMD Transmit", len, buf);
525
526 if (!atomic_read(&cs->connected)) {
527 err("%s: not connected", __func__);
528 return -ENODEV;
529 }
530 516
531 if (len <= 0) 517 if (len <= 0)
532 return 0; 518 return 0;
533 519
534 if (!(cb = kmalloc(sizeof(struct cmdbuf_t) + len, GFP_ATOMIC))) { 520 if (!(cb = kmalloc(sizeof(struct cmdbuf_t) + len, GFP_ATOMIC))) {
535 err("%s: out of memory", __func__); 521 dev_err(cs->dev, "%s: out of memory\n", __func__);
536 return -ENOMEM; 522 return -ENOMEM;
537 } 523 }
538 524
@@ -554,7 +540,10 @@ static int gigaset_write_cmd(struct cardstate *cs, const unsigned char *buf,
554 cs->lastcmdbuf = cb; 540 cs->lastcmdbuf = cb;
555 spin_unlock_irqrestore(&cs->cmdlock, flags); 541 spin_unlock_irqrestore(&cs->cmdlock, flags);
556 542
557 tasklet_schedule(&cs->write_tasklet); 543 spin_lock_irqsave(&cs->lock, flags);
544 if (cs->connected)
545 tasklet_schedule(&cs->write_tasklet);
546 spin_unlock_irqrestore(&cs->lock, flags);
558 return len; 547 return len;
559} 548}
560 549
@@ -578,11 +567,12 @@ static int gigaset_chars_in_buffer(struct cardstate *cs)
578static int gigaset_brkchars(struct cardstate *cs, const unsigned char buf[6]) 567static int gigaset_brkchars(struct cardstate *cs, const unsigned char buf[6])
579{ 568{
580#ifdef CONFIG_GIGASET_UNDOCREQ 569#ifdef CONFIG_GIGASET_UNDOCREQ
581 gigaset_dbg_buffer(DEBUG_USBREQ, "brkchars", 6, buf, 0); 570 struct usb_device *udev = cs->hw.usb->udev;
571
572 gigaset_dbg_buffer(DEBUG_USBREQ, "brkchars", 6, buf);
582 memcpy(cs->hw.usb->bchars, buf, 6); 573 memcpy(cs->hw.usb->bchars, buf, 6);
583 return usb_control_msg(cs->hw.usb->udev, 574 return usb_control_msg(udev, usb_sndctrlpipe(udev, 0), 0x19, 0x41,
584 usb_sndctrlpipe(cs->hw.usb->udev, 0), 0x19, 0x41, 575 0, 0, &buf, 6, 2000);
585 0, 0, &buf, 6, 2000);
586#else 576#else
587 return -EINVAL; 577 return -EINVAL;
588#endif 578#endif
@@ -604,7 +594,6 @@ static int gigaset_initbcshw(struct bc_state *bcs)
604 if (!bcs->hw.usb) 594 if (!bcs->hw.usb)
605 return 0; 595 return 0;
606 596
607 //bcs->hw.usb->trans_flg = READY_TO_TRNSMIT; /* B-Channel ready to transmit */
608 return 1; 597 return 1;
609} 598}
610 599
@@ -614,7 +603,6 @@ static void gigaset_reinitbcshw(struct bc_state *bcs)
614 603
615static void gigaset_freecshw(struct cardstate *cs) 604static void gigaset_freecshw(struct cardstate *cs)
616{ 605{
617 //FIXME
618 tasklet_kill(&cs->write_tasklet); 606 tasklet_kill(&cs->write_tasklet);
619 kfree(cs->hw.usb); 607 kfree(cs->hw.usb);
620} 608}
@@ -639,33 +627,21 @@ static int gigaset_initcshw(struct cardstate *cs)
639 //ucs->urb_cmd_out = NULL; 627 //ucs->urb_cmd_out = NULL;
640 ucs->read_urb = NULL; 628 ucs->read_urb = NULL;
641 tasklet_init(&cs->write_tasklet, 629 tasklet_init(&cs->write_tasklet,
642 &gigaset_modem_fill, (unsigned long) cs); 630 &gigaset_modem_fill, (unsigned long) cs);
643 631
644 return 1; 632 return 1;
645} 633}
646 634
647/* Writes the data of the current open skb into the modem. 635/* Send data from current skb to the device. */
648 * We have to protect against multiple calls until the
649 * callback handler () is called , due to the fact that we
650 * are just allowed to send data once to an endpoint. Therefore
651 * we using "trans_flg" to synchonize ...
652 */
653static int write_modem(struct cardstate *cs) 636static int write_modem(struct cardstate *cs)
654{ 637{
655 int ret; 638 int ret = 0;
656 int count; 639 int count;
657 struct bc_state *bcs = &cs->bcs[0]; /* only one channel */ 640 struct bc_state *bcs = &cs->bcs[0]; /* only one channel */
658 struct usb_cardstate *ucs = cs->hw.usb; 641 struct usb_cardstate *ucs = cs->hw.usb;
659 //unsigned long flags; 642 unsigned long flags;
660
661 IFNULLRETVAL(bcs->tx_skb, -EINVAL);
662
663 dbg(DEBUG_WRITE, "len: %d...", bcs->tx_skb->len);
664 643
665 ret = -ENODEV; 644 gig_dbg(DEBUG_WRITE, "len: %d...", bcs->tx_skb->len);
666 IFNULLGOTO(ucs->bulk_out_buffer, error);
667 IFNULLGOTO(ucs->bulk_out_urb, error);
668 ret = 0;
669 645
670 if (!bcs->tx_skb->len) { 646 if (!bcs->tx_skb->len) {
671 dev_kfree_skb_any(bcs->tx_skb); 647 dev_kfree_skb_any(bcs->tx_skb);
@@ -679,40 +655,42 @@ static int write_modem(struct cardstate *cs)
679 count = min(bcs->tx_skb->len, (unsigned) ucs->bulk_out_size); 655 count = min(bcs->tx_skb->len, (unsigned) ucs->bulk_out_size);
680 memcpy(ucs->bulk_out_buffer, bcs->tx_skb->data, count); 656 memcpy(ucs->bulk_out_buffer, bcs->tx_skb->data, count);
681 skb_pull(bcs->tx_skb, count); 657 skb_pull(bcs->tx_skb, count);
682
683 usb_fill_bulk_urb(ucs->bulk_out_urb, ucs->udev,
684 usb_sndbulkpipe(ucs->udev,
685 ucs->bulk_out_endpointAddr & 0x0f),
686 ucs->bulk_out_buffer, count,
687 gigaset_write_bulk_callback, cs);
688 atomic_set(&ucs->busy, 1); 658 atomic_set(&ucs->busy, 1);
689 dbg(DEBUG_OUTPUT, "write_modem: send %d bytes", count); 659 gig_dbg(DEBUG_OUTPUT, "write_modem: send %d bytes", count);
660
661 spin_lock_irqsave(&cs->lock, flags);
662 if (cs->connected) {
663 usb_fill_bulk_urb(ucs->bulk_out_urb, ucs->udev,
664 usb_sndbulkpipe(ucs->udev,
665 ucs->bulk_out_endpointAddr & 0x0f),
666 ucs->bulk_out_buffer, count,
667 gigaset_write_bulk_callback, cs);
668 ret = usb_submit_urb(ucs->bulk_out_urb, SLAB_ATOMIC);
669 } else {
670 ret = -ENODEV;
671 }
672 spin_unlock_irqrestore(&cs->lock, flags);
690 673
691 ret = usb_submit_urb(ucs->bulk_out_urb, SLAB_ATOMIC);
692 if (ret) { 674 if (ret) {
693 err("could not submit urb (error %d).", -ret); 675 err("could not submit urb (error %d)\n", -ret);
694 atomic_set(&ucs->busy, 0); 676 atomic_set(&ucs->busy, 0);
695 } 677 }
678
696 if (!bcs->tx_skb->len) { 679 if (!bcs->tx_skb->len) {
697 /* skb sent completely */ 680 /* skb sent completely */
698 gigaset_skb_sent(bcs, bcs->tx_skb); //FIXME also, when ret<0? 681 gigaset_skb_sent(bcs, bcs->tx_skb); //FIXME also, when ret<0?
699 682
700 dbg(DEBUG_INTR, 683 gig_dbg(DEBUG_INTR, "kfree skb (Adr: %lx)!",
701 "kfree skb (Adr: %lx)!", (unsigned long) bcs->tx_skb); 684 (unsigned long) bcs->tx_skb);
702 dev_kfree_skb_any(bcs->tx_skb); 685 dev_kfree_skb_any(bcs->tx_skb);
703 bcs->tx_skb = NULL; 686 bcs->tx_skb = NULL;
704 } 687 }
705 688
706 return ret; 689 return ret;
707error:
708 dev_kfree_skb_any(bcs->tx_skb);
709 bcs->tx_skb = NULL;
710 return ret;
711
712} 690}
713 691
714static int gigaset_probe(struct usb_interface *interface, 692static int gigaset_probe(struct usb_interface *interface,
715 const struct usb_device_id *id) 693 const struct usb_device_id *id)
716{ 694{
717 int retval; 695 int retval;
718 struct usb_device *udev = interface_to_usbdev(interface); 696 struct usb_device *udev = interface_to_usbdev(interface);
@@ -720,16 +698,14 @@ static int gigaset_probe(struct usb_interface *interface,
720 struct usb_host_interface *hostif; 698 struct usb_host_interface *hostif;
721 struct cardstate *cs = NULL; 699 struct cardstate *cs = NULL;
722 struct usb_cardstate *ucs = NULL; 700 struct usb_cardstate *ucs = NULL;
723 //struct usb_interface_descriptor *iface_desc;
724 struct usb_endpoint_descriptor *endpoint; 701 struct usb_endpoint_descriptor *endpoint;
725 //isdn_ctrl command;
726 int buffer_size; 702 int buffer_size;
727 int alt; 703 int alt;
728 //unsigned long flags;
729 704
730 info("%s: Check if device matches .. (Vendor: 0x%x, Product: 0x%x)", 705 gig_dbg(DEBUG_ANY,
731 __func__, le16_to_cpu(udev->descriptor.idVendor), 706 "%s: Check if device matches .. (Vendor: 0x%x, Product: 0x%x)",
732 le16_to_cpu(udev->descriptor.idProduct)); 707 __func__, le16_to_cpu(udev->descriptor.idVendor),
708 le16_to_cpu(udev->descriptor.idProduct));
733 709
734 retval = -ENODEV; //FIXME 710 retval = -ENODEV; //FIXME
735 711
@@ -744,7 +720,7 @@ static int gigaset_probe(struct usb_interface *interface,
744 ifnum = hostif->desc.bInterfaceNumber; // FIXME ? 720 ifnum = hostif->desc.bInterfaceNumber; // FIXME ?
745 721
746 if (alt != 0 || ifnum != 0) { 722 if (alt != 0 || ifnum != 0) {
747 warn("ifnum %d, alt %d", ifnum, alt); 723 dev_warn(&udev->dev, "ifnum %d, alt %d\n", ifnum, alt);
748 return -ENODEV; 724 return -ENODEV;
749 } 725 }
750 726
@@ -752,42 +728,29 @@ static int gigaset_probe(struct usb_interface *interface,
752 * 728 *
753 */ 729 */
754 if (hostif->desc.bInterfaceClass != 255) { 730 if (hostif->desc.bInterfaceClass != 255) {
755 info("%s: Device matched, but iface_desc[%d]->bInterfaceClass==%d !", 731 dev_info(&udev->dev,
756 __func__, ifnum, hostif->desc.bInterfaceClass); 732 "%s: Device matched but iface_desc[%d]->bInterfaceClass==%d!\n",
733 __func__, ifnum, hostif->desc.bInterfaceClass);
757 return -ENODEV; 734 return -ENODEV;
758 } 735 }
759 736
760 info("%s: Device matched ... !", __func__); 737 dev_info(&udev->dev, "%s: Device matched ... !\n", __func__);
761 738
762 cs = gigaset_getunassignedcs(driver); 739 cs = gigaset_getunassignedcs(driver);
763 if (!cs) { 740 if (!cs) {
764 warn("No free cardstate!"); 741 dev_warn(&udev->dev, "no free cardstate\n");
765 return -ENODEV; 742 return -ENODEV;
766 } 743 }
767 ucs = cs->hw.usb; 744 ucs = cs->hw.usb;
768 745
769#if 0 746 /* save off device structure ptrs for later use */
770 if (usb_set_configuration(udev, udev->config[0].desc.bConfigurationValue) < 0) { 747 usb_get_dev(udev);
771 warn("set_configuration failed"); 748 ucs->udev = udev;
772 goto error; 749 ucs->interface = interface;
773 } 750 cs->dev = &interface->dev;
774
775
776 if (usb_set_interface(udev, ifnum/*==0*/, alt/*==0*/) < 0) {
777 warn("usb_set_interface failed, device %d interface %d altsetting %d",
778 udev->devnum, ifnum, alt);
779 goto error;
780 }
781#endif
782 751
783 /* set up the endpoint information */ 752 /* save address of controller structure */
784 /* check out the endpoints */ 753 usb_set_intfdata(interface, cs); // dev_set_drvdata(&interface->dev, cs);
785 /* We will get 2 endpoints: One for sending commands to the device (bulk out) and one to
786 * poll messages from the device(int in).
787 * Therefore we will have an almost similiar situation as with our serial port handler.
788 * If an connection will be established, we will have to create data in/out pipes
789 * dynamically...
790 */
791 754
792 endpoint = &hostif->endpoint[0].desc; 755 endpoint = &hostif->endpoint[0].desc;
793 756
@@ -796,14 +759,14 @@ static int gigaset_probe(struct usb_interface *interface,
796 ucs->bulk_out_endpointAddr = endpoint->bEndpointAddress; 759 ucs->bulk_out_endpointAddr = endpoint->bEndpointAddress;
797 ucs->bulk_out_buffer = kmalloc(buffer_size, GFP_KERNEL); 760 ucs->bulk_out_buffer = kmalloc(buffer_size, GFP_KERNEL);
798 if (!ucs->bulk_out_buffer) { 761 if (!ucs->bulk_out_buffer) {
799 err("Couldn't allocate bulk_out_buffer"); 762 dev_err(cs->dev, "Couldn't allocate bulk_out_buffer\n");
800 retval = -ENOMEM; 763 retval = -ENOMEM;
801 goto error; 764 goto error;
802 } 765 }
803 766
804 ucs->bulk_out_urb = usb_alloc_urb(0, SLAB_KERNEL); 767 ucs->bulk_out_urb = usb_alloc_urb(0, SLAB_KERNEL);
805 if (!ucs->bulk_out_urb) { 768 if (!ucs->bulk_out_urb) {
806 err("Couldn't allocate bulk_out_buffer"); 769 dev_err(cs->dev, "Couldn't allocate bulk_out_urb\n");
807 retval = -ENOMEM; 770 retval = -ENOMEM;
808 goto error; 771 goto error;
809 } 772 }
@@ -811,12 +774,10 @@ static int gigaset_probe(struct usb_interface *interface,
811 endpoint = &hostif->endpoint[1].desc; 774 endpoint = &hostif->endpoint[1].desc;
812 775
813 atomic_set(&ucs->busy, 0); 776 atomic_set(&ucs->busy, 0);
814 ucs->udev = udev;
815 ucs->interface = interface;
816 777
817 ucs->read_urb = usb_alloc_urb(0, SLAB_KERNEL); 778 ucs->read_urb = usb_alloc_urb(0, SLAB_KERNEL);
818 if (!ucs->read_urb) { 779 if (!ucs->read_urb) {
819 err("No free urbs available"); 780 dev_err(cs->dev, "No free urbs available\n");
820 retval = -ENOMEM; 781 retval = -ENOMEM;
821 goto error; 782 goto error;
822 } 783 }
@@ -825,38 +786,33 @@ static int gigaset_probe(struct usb_interface *interface,
825 ucs->int_in_endpointAddr = endpoint->bEndpointAddress; 786 ucs->int_in_endpointAddr = endpoint->bEndpointAddress;
826 cs->inbuf[0].rcvbuf = kmalloc(buffer_size, GFP_KERNEL); 787 cs->inbuf[0].rcvbuf = kmalloc(buffer_size, GFP_KERNEL);
827 if (!cs->inbuf[0].rcvbuf) { 788 if (!cs->inbuf[0].rcvbuf) {
828 err("Couldn't allocate rcvbuf"); 789 dev_err(cs->dev, "Couldn't allocate rcvbuf\n");
829 retval = -ENOMEM; 790 retval = -ENOMEM;
830 goto error; 791 goto error;
831 } 792 }
832 /* Fill the interrupt urb and send it to the core */ 793 /* Fill the interrupt urb and send it to the core */
833 usb_fill_int_urb(ucs->read_urb, udev, 794 usb_fill_int_urb(ucs->read_urb, udev,
834 usb_rcvintpipe(udev, 795 usb_rcvintpipe(udev,
835 endpoint->bEndpointAddress & 0x0f), 796 endpoint->bEndpointAddress & 0x0f),
836 cs->inbuf[0].rcvbuf, buffer_size, 797 cs->inbuf[0].rcvbuf, buffer_size,
837 gigaset_read_int_callback, 798 gigaset_read_int_callback,
838 cs->inbuf + 0, endpoint->bInterval); 799 cs->inbuf + 0, endpoint->bInterval);
839 800
840 retval = usb_submit_urb(ucs->read_urb, SLAB_KERNEL); 801 retval = usb_submit_urb(ucs->read_urb, SLAB_KERNEL);
841 if (retval) { 802 if (retval) {
842 err("Could not submit URB!"); 803 dev_err(cs->dev, "Could not submit URB (error %d)\n", -retval);
843 goto error; 804 goto error;
844 } 805 }
845 806
846 /* tell common part that the device is ready */ 807 /* tell common part that the device is ready */
847 if (startmode == SM_LOCKED) 808 if (startmode == SM_LOCKED)
848 atomic_set(&cs->mstate, MS_LOCKED); 809 atomic_set(&cs->mstate, MS_LOCKED);
810
849 if (!gigaset_start(cs)) { 811 if (!gigaset_start(cs)) {
850 tasklet_kill(&cs->write_tasklet); 812 tasklet_kill(&cs->write_tasklet);
851 retval = -ENODEV; //FIXME 813 retval = -ENODEV; //FIXME
852 goto error; 814 goto error;
853 } 815 }
854
855 /* save address of controller structure */
856 usb_set_intfdata(interface, cs);
857
858 /* set up device sysfs */
859 gigaset_init_dev_sysfs(interface);
860 return 0; 816 return 0;
861 817
862error: 818error:
@@ -868,48 +824,45 @@ error:
868 kfree(cs->inbuf[0].rcvbuf); 824 kfree(cs->inbuf[0].rcvbuf);
869 if (ucs->read_urb != NULL) 825 if (ucs->read_urb != NULL)
870 usb_free_urb(ucs->read_urb); 826 usb_free_urb(ucs->read_urb);
827 usb_set_intfdata(interface, NULL);
871 ucs->read_urb = ucs->bulk_out_urb = NULL; 828 ucs->read_urb = ucs->bulk_out_urb = NULL;
872 cs->inbuf[0].rcvbuf = ucs->bulk_out_buffer = NULL; 829 cs->inbuf[0].rcvbuf = ucs->bulk_out_buffer = NULL;
830 usb_put_dev(ucs->udev);
831 ucs->udev = NULL;
832 ucs->interface = NULL;
873 gigaset_unassign(cs); 833 gigaset_unassign(cs);
874 return retval; 834 return retval;
875} 835}
876 836
877/**
878 * skel_disconnect
879 */
880static void gigaset_disconnect(struct usb_interface *interface) 837static void gigaset_disconnect(struct usb_interface *interface)
881{ 838{
882 struct cardstate *cs; 839 struct cardstate *cs;
883 struct usb_cardstate *ucs; 840 struct usb_cardstate *ucs;
884 841
885 cs = usb_get_intfdata(interface); 842 cs = usb_get_intfdata(interface);
886
887 /* clear device sysfs */
888 gigaset_free_dev_sysfs(interface);
889
890 usb_set_intfdata(interface, NULL);
891 ucs = cs->hw.usb; 843 ucs = cs->hw.usb;
892 usb_kill_urb(ucs->read_urb); 844 usb_kill_urb(ucs->read_urb);
893 //info("GigaSet USB device #%d will be disconnected", minor);
894 845
895 gigaset_stop(cs); 846 gigaset_stop(cs);
896 847
848 usb_set_intfdata(interface, NULL);
897 tasklet_kill(&cs->write_tasklet); 849 tasklet_kill(&cs->write_tasklet);
898 850
899 usb_kill_urb(ucs->bulk_out_urb); /* FIXME: nur, wenn noetig */ 851 usb_kill_urb(ucs->bulk_out_urb); /* FIXME: only if active? */
900 //usb_kill_urb(ucs->urb_cmd_out); /* FIXME: nur, wenn noetig */
901 852
902 kfree(ucs->bulk_out_buffer); 853 kfree(ucs->bulk_out_buffer);
903 if (ucs->bulk_out_urb != NULL) 854 if (ucs->bulk_out_urb != NULL)
904 usb_free_urb(ucs->bulk_out_urb); 855 usb_free_urb(ucs->bulk_out_urb);
905 //if(ucs->urb_cmd_out != NULL)
906 // usb_free_urb(ucs->urb_cmd_out);
907 kfree(cs->inbuf[0].rcvbuf); 856 kfree(cs->inbuf[0].rcvbuf);
908 if (ucs->read_urb != NULL) 857 if (ucs->read_urb != NULL)
909 usb_free_urb(ucs->read_urb); 858 usb_free_urb(ucs->read_urb);
910 ucs->read_urb = ucs->bulk_out_urb/*=ucs->urb_cmd_out*/=NULL; 859 ucs->read_urb = ucs->bulk_out_urb = NULL;
911 cs->inbuf[0].rcvbuf = ucs->bulk_out_buffer = NULL; 860 cs->inbuf[0].rcvbuf = ucs->bulk_out_buffer = NULL;
912 861
862 usb_put_dev(ucs->udev);
863 ucs->interface = NULL;
864 ucs->udev = NULL;
865 cs->dev = NULL;
913 gigaset_unassign(cs); 866 gigaset_unassign(cs);
914} 867}
915 868
@@ -942,9 +895,9 @@ static int __init usb_gigaset_init(void)
942 895
943 /* allocate memory for our driver state and intialize it */ 896 /* allocate memory for our driver state and intialize it */
944 if ((driver = gigaset_initdriver(GIGASET_MINOR, GIGASET_MINORS, 897 if ((driver = gigaset_initdriver(GIGASET_MINOR, GIGASET_MINORS,
945 GIGASET_MODULENAME, GIGASET_DEVNAME, 898 GIGASET_MODULENAME, GIGASET_DEVNAME,
946 GIGASET_DEVFSNAME, &ops, 899 GIGASET_DEVFSNAME, &ops,
947 THIS_MODULE)) == NULL) 900 THIS_MODULE)) == NULL)
948 goto error; 901 goto error;
949 902
950 /* allocate memory for our device state and intialize it */ 903 /* allocate memory for our device state and intialize it */
@@ -981,8 +934,8 @@ error: if (cardstate)
981static void __exit usb_gigaset_exit(void) 934static void __exit usb_gigaset_exit(void)
982{ 935{
983 gigaset_blockdriver(driver); /* => probe will fail 936 gigaset_blockdriver(driver); /* => probe will fail
984 * => no gigaset_start any more 937 * => no gigaset_start any more
985 */ 938 */
986 939
987 gigaset_shutdown(cardstate); 940 gigaset_shutdown(cardstate);
988 /* from now on, no isdn callback should be possible */ 941 /* from now on, no isdn callback should be possible */
diff --git a/drivers/leds/Kconfig b/drivers/leds/Kconfig
index 2c4f20b7f021..3f5b64794542 100644
--- a/drivers/leds/Kconfig
+++ b/drivers/leds/Kconfig
@@ -14,13 +14,7 @@ config LEDS_CLASS
14 This option enables the led sysfs class in /sys/class/leds. You'll 14 This option enables the led sysfs class in /sys/class/leds. You'll
15 need this to do anything useful with LEDs. If unsure, say N. 15 need this to do anything useful with LEDs. If unsure, say N.
16 16
17config LEDS_TRIGGERS 17comment "LED drivers"
18 bool "LED Trigger support"
19 depends NEW_LEDS
20 help
21 This option enables trigger support for the leds class.
22 These triggers allow kernel events to drive the LEDs and can
23 be configured via sysfs. If unsure, say Y.
24 18
25config LEDS_CORGI 19config LEDS_CORGI
26 tristate "LED Support for the Sharp SL-C7x0 series" 20 tristate "LED Support for the Sharp SL-C7x0 series"
@@ -59,6 +53,23 @@ config LEDS_TOSA
59 This option enables support for the LEDs on Sharp Zaurus 53 This option enables support for the LEDs on Sharp Zaurus
60 SL-6000 series. 54 SL-6000 series.
61 55
56config LEDS_S3C24XX
57 tristate "LED Support for Samsung S3C24XX GPIO LEDs"
58 depends on LEDS_CLASS && ARCH_S3C2410
59 help
60 This option enables support for LEDs connected to GPIO lines
61 on Samsung S3C24XX series CPUs, such as the S3C2410 and S3C2440.
62
63comment "LED Triggers"
64
65config LEDS_TRIGGERS
66 bool "LED Trigger support"
67 depends NEW_LEDS
68 help
69 This option enables trigger support for the leds class.
70 These triggers allow kernel events to drive the LEDs and can
71 be configured via sysfs. If unsure, say Y.
72
62config LEDS_TRIGGER_TIMER 73config LEDS_TRIGGER_TIMER
63 tristate "LED Timer Trigger" 74 tristate "LED Timer Trigger"
64 depends LEDS_TRIGGERS 75 depends LEDS_TRIGGERS
@@ -67,7 +78,7 @@ config LEDS_TRIGGER_TIMER
67 via sysfs. If unsure, say Y. 78 via sysfs. If unsure, say Y.
68 79
69config LEDS_TRIGGER_IDE_DISK 80config LEDS_TRIGGER_IDE_DISK
70 bool "LED Timer Trigger" 81 bool "LED IDE Disk Trigger"
71 depends LEDS_TRIGGERS && BLK_DEV_IDEDISK 82 depends LEDS_TRIGGERS && BLK_DEV_IDEDISK
72 help 83 help
73 This allows LEDs to be controlled by IDE disk activity. 84 This allows LEDs to be controlled by IDE disk activity.
diff --git a/drivers/leds/Makefile b/drivers/leds/Makefile
index 40699d3cabbf..40f042633bf5 100644
--- a/drivers/leds/Makefile
+++ b/drivers/leds/Makefile
@@ -10,6 +10,7 @@ obj-$(CONFIG_LEDS_LOCOMO) += leds-locomo.o
10obj-$(CONFIG_LEDS_SPITZ) += leds-spitz.o 10obj-$(CONFIG_LEDS_SPITZ) += leds-spitz.o
11obj-$(CONFIG_LEDS_IXP4XX) += leds-ixp4xx-gpio.o 11obj-$(CONFIG_LEDS_IXP4XX) += leds-ixp4xx-gpio.o
12obj-$(CONFIG_LEDS_TOSA) += leds-tosa.o 12obj-$(CONFIG_LEDS_TOSA) += leds-tosa.o
13obj-$(CONFIG_LEDS_S3C24XX) += leds-s3c24xx.o
13 14
14# LED Triggers 15# LED Triggers
15obj-$(CONFIG_LEDS_TRIGGER_TIMER) += ledtrig-timer.o 16obj-$(CONFIG_LEDS_TRIGGER_TIMER) += ledtrig-timer.o
diff --git a/drivers/leds/leds-s3c24xx.c b/drivers/leds/leds-s3c24xx.c
new file mode 100644
index 000000000000..650cf72dc675
--- /dev/null
+++ b/drivers/leds/leds-s3c24xx.c
@@ -0,0 +1,163 @@
1/* drivers/leds/leds-s3c24xx.c
2 *
3 * (c) 2006 Simtec Electronics
4 * http://armlinux.simtec.co.uk/
5 * Ben Dooks <ben@simtec.co.uk>
6 *
7 * S3C24XX - LEDs GPIO driver
8 *
9 * This program is free software; you can redistribute it and/or modify
10 * it under the terms of the GNU General Public License version 2 as
11 * published by the Free Software Foundation.
12*/
13
14#include <linux/config.h>
15#include <linux/kernel.h>
16#include <linux/init.h>
17#include <linux/platform_device.h>
18#include <linux/leds.h>
19
20#include <asm/arch/hardware.h>
21#include <asm/arch/regs-gpio.h>
22#include <asm/arch/leds-gpio.h>
23
24/* our context */
25
26struct s3c24xx_gpio_led {
27 struct led_classdev cdev;
28 struct s3c24xx_led_platdata *pdata;
29};
30
31static inline struct s3c24xx_gpio_led *pdev_to_gpio(struct platform_device *dev)
32{
33 return platform_get_drvdata(dev);
34}
35
36static inline struct s3c24xx_gpio_led *to_gpio(struct led_classdev *led_cdev)
37{
38 return container_of(led_cdev, struct s3c24xx_gpio_led, cdev);
39}
40
41static void s3c24xx_led_set(struct led_classdev *led_cdev,
42 enum led_brightness value)
43{
44 struct s3c24xx_gpio_led *led = to_gpio(led_cdev);
45 struct s3c24xx_led_platdata *pd = led->pdata;
46
47 /* there will be a sort delay between setting the output and
48 * going from output to input when using tristate. */
49
50 s3c2410_gpio_setpin(pd->gpio, (value ? 1 : 0) ^
51 (pd->flags & S3C24XX_LEDF_ACTLOW));
52
53 if (pd->flags & S3C24XX_LEDF_TRISTATE)
54 s3c2410_gpio_cfgpin(pd->gpio,
55 value ? S3C2410_GPIO_OUTPUT : S3C2410_GPIO_INPUT);
56
57}
58
59static int s3c24xx_led_remove(struct platform_device *dev)
60{
61 struct s3c24xx_gpio_led *led = pdev_to_gpio(dev);
62
63 led_classdev_unregister(&led->cdev);
64 kfree(led);
65
66 return 0;
67}
68
69static int s3c24xx_led_probe(struct platform_device *dev)
70{
71 struct s3c24xx_led_platdata *pdata = dev->dev.platform_data;
72 struct s3c24xx_gpio_led *led;
73 int ret;
74
75 led = kzalloc(sizeof(struct s3c24xx_gpio_led), GFP_KERNEL);
76 if (led == NULL) {
77 dev_err(&dev->dev, "No memory for device\n");
78 return -ENOMEM;
79 }
80
81 platform_set_drvdata(dev, led);
82
83 led->cdev.brightness_set = s3c24xx_led_set;
84 led->cdev.default_trigger = pdata->def_trigger;
85 led->cdev.name = pdata->name;
86
87 led->pdata = pdata;
88
89 /* no point in having a pull-up if we are always driving */
90
91 if (pdata->flags & S3C24XX_LEDF_TRISTATE) {
92 s3c2410_gpio_setpin(pdata->gpio, 0);
93 s3c2410_gpio_cfgpin(pdata->gpio, S3C2410_GPIO_INPUT);
94 } else {
95 s3c2410_gpio_pullup(pdata->gpio, 0);
96 s3c2410_gpio_setpin(pdata->gpio, 0);
97 s3c2410_gpio_cfgpin(pdata->gpio, S3C2410_GPIO_OUTPUT);
98 }
99
100 /* register our new led device */
101
102 ret = led_classdev_register(&dev->dev, &led->cdev);
103 if (ret < 0) {
104 dev_err(&dev->dev, "led_classdev_register failed\n");
105 goto exit_err1;
106 }
107
108 return 0;
109
110 exit_err1:
111 kfree(led);
112 return ret;
113}
114
115
116#ifdef CONFIG_PM
117static int s3c24xx_led_suspend(struct platform_device *dev, pm_message_t state)
118{
119 struct s3c24xx_gpio_led *led = pdev_to_gpio(dev);
120
121 led_classdev_suspend(&led->cdev);
122 return 0;
123}
124
125static int s3c24xx_led_resume(struct platform_device *dev)
126{
127 struct s3c24xx_gpio_led *led = pdev_to_gpio(dev);
128
129 led_classdev_resume(&led->cdev);
130 return 0;
131}
132#else
133#define s3c24xx_led_suspend NULL
134#define s3c24xx_led_resume NULL
135#endif
136
137static struct platform_driver s3c24xx_led_driver = {
138 .probe = s3c24xx_led_probe,
139 .remove = s3c24xx_led_remove,
140 .suspend = s3c24xx_led_suspend,
141 .resume = s3c24xx_led_resume,
142 .driver = {
143 .name = "s3c24xx_led",
144 .owner = THIS_MODULE,
145 },
146};
147
148static int __init s3c24xx_led_init(void)
149{
150 return platform_driver_register(&s3c24xx_led_driver);
151}
152
153static void __exit s3c24xx_led_exit(void)
154{
155 platform_driver_unregister(&s3c24xx_led_driver);
156}
157
158module_init(s3c24xx_led_init);
159module_exit(s3c24xx_led_exit);
160
161MODULE_AUTHOR("Ben Dooks <ben@simtec.co.uk>");
162MODULE_DESCRIPTION("S3C24XX LED driver");
163MODULE_LICENSE("GPL");
diff --git a/drivers/md/Kconfig b/drivers/md/Kconfig
index fd2aae150ccc..ac25a48362ac 100644
--- a/drivers/md/Kconfig
+++ b/drivers/md/Kconfig
@@ -139,11 +139,12 @@ config MD_RAID5_RESHAPE
139 is online. However it is still EXPERIMENTAL code. It should 139 is online. However it is still EXPERIMENTAL code. It should
140 work, but please be sure that you have backups. 140 work, but please be sure that you have backups.
141 141
142 You will need a version of mdadm newer than 2.3.1. During the 142 You will need mdadm verion 2.4.1 or later to use this
143 early stage of reshape there is a critical section where live data 143 feature safely. During the early stage of reshape there is
144 is being over-written. A crash during this time needs extra care 144 a critical section where live data is being over-written. A
145 for recovery. The newer mdadm takes a copy of the data in the 145 crash during this time needs extra care for recovery. The
146 critical section and will restore it, if necessary, after a crash. 146 newer mdadm takes a copy of the data in the critical section
147 and will restore it, if necessary, after a crash.
147 148
148 The mdadm usage is e.g. 149 The mdadm usage is e.g.
149 mdadm --grow /dev/md1 --raid-disks=6 150 mdadm --grow /dev/md1 --raid-disks=6
diff --git a/drivers/media/video/Makefile b/drivers/media/video/Makefile
index 4092a5e37ffc..b3ea2d63db9b 100644
--- a/drivers/media/video/Makefile
+++ b/drivers/media/video/Makefile
@@ -84,4 +84,4 @@ obj-$(CONFIG_USB_IBMCAM) += usbvideo/
84obj-$(CONFIG_USB_KONICAWC) += usbvideo/ 84obj-$(CONFIG_USB_KONICAWC) += usbvideo/
85obj-$(CONFIG_USB_VICAM) += usbvideo/ 85obj-$(CONFIG_USB_VICAM) += usbvideo/
86 86
87EXTRA_CFLAGS += -I$(srctree)/drivers/media/dvb/dvb-core 87EXTRA_CFLAGS += -Idrivers/media/dvb/dvb-core
diff --git a/drivers/media/video/bt8xx/Makefile b/drivers/media/video/bt8xx/Makefile
index 94350f21cdc0..db641a36b197 100644
--- a/drivers/media/video/bt8xx/Makefile
+++ b/drivers/media/video/bt8xx/Makefile
@@ -9,4 +9,4 @@ bttv-objs := bttv-driver.o bttv-cards.o bttv-if.o \
9obj-$(CONFIG_VIDEO_BT848) += bttv.o 9obj-$(CONFIG_VIDEO_BT848) += bttv.o
10 10
11EXTRA_CFLAGS += -I$(src)/.. 11EXTRA_CFLAGS += -I$(src)/..
12EXTRA_CFLAGS += -I$(srctree)/drivers/media/dvb/dvb-core 12EXTRA_CFLAGS += -Idrivers/media/dvb/dvb-core
diff --git a/drivers/media/video/cx25840/Makefile b/drivers/media/video/cx25840/Makefile
index 32a896c23d1e..6e8665be8954 100644
--- a/drivers/media/video/cx25840/Makefile
+++ b/drivers/media/video/cx25840/Makefile
@@ -3,4 +3,4 @@ cx25840-objs := cx25840-core.o cx25840-audio.o cx25840-firmware.o \
3 3
4obj-$(CONFIG_VIDEO_CX25840) += cx25840.o 4obj-$(CONFIG_VIDEO_CX25840) += cx25840.o
5 5
6EXTRA_CFLAGS += -I$(src)/.. 6EXTRA_CFLAGS += -Idrivers/media/video
diff --git a/drivers/media/video/cx88/Makefile b/drivers/media/video/cx88/Makefile
index 6482b9aa6a1f..0dcd09b9b727 100644
--- a/drivers/media/video/cx88/Makefile
+++ b/drivers/media/video/cx88/Makefile
@@ -8,9 +8,9 @@ obj-$(CONFIG_VIDEO_CX88_DVB) += cx88-dvb.o
8obj-$(CONFIG_VIDEO_CX88_ALSA) += cx88-alsa.o 8obj-$(CONFIG_VIDEO_CX88_ALSA) += cx88-alsa.o
9obj-$(CONFIG_VIDEO_CX88_VP3054) += cx88-vp3054-i2c.o 9obj-$(CONFIG_VIDEO_CX88_VP3054) += cx88-vp3054-i2c.o
10 10
11EXTRA_CFLAGS += -I$(src)/.. 11EXTRA_CFLAGS += -Idrivers/media/video
12EXTRA_CFLAGS += -I$(srctree)/drivers/media/dvb/dvb-core 12EXTRA_CFLAGS += -Idrivers/media/dvb/dvb-core
13EXTRA_CFLAGS += -I$(srctree)/drivers/media/dvb/frontends 13EXTRA_CFLAGS += -Idrivers/media/dvb/frontends
14 14
15extra-cflags-$(CONFIG_VIDEO_BUF_DVB) += -DHAVE_VIDEO_BUF_DVB=1 15extra-cflags-$(CONFIG_VIDEO_BUF_DVB) += -DHAVE_VIDEO_BUF_DVB=1
16extra-cflags-$(CONFIG_DVB_CX22702) += -DHAVE_CX22702=1 16extra-cflags-$(CONFIG_DVB_CX22702) += -DHAVE_CX22702=1
diff --git a/drivers/media/video/em28xx/Makefile b/drivers/media/video/em28xx/Makefile
index da457a05b0dd..826d0e340753 100644
--- a/drivers/media/video/em28xx/Makefile
+++ b/drivers/media/video/em28xx/Makefile
@@ -3,4 +3,4 @@ em28xx-objs := em28xx-video.o em28xx-i2c.o em28xx-cards.o em28xx-core.o \
3 3
4obj-$(CONFIG_VIDEO_EM28XX) += em28xx.o 4obj-$(CONFIG_VIDEO_EM28XX) += em28xx.o
5 5
6EXTRA_CFLAGS += -I$(src)/.. 6EXTRA_CFLAGS += -Idrivers/media/video
diff --git a/drivers/media/video/saa7134/Makefile b/drivers/media/video/saa7134/Makefile
index 1ba998424bbd..be7b9ee697d6 100644
--- a/drivers/media/video/saa7134/Makefile
+++ b/drivers/media/video/saa7134/Makefile
@@ -11,9 +11,9 @@ obj-$(CONFIG_VIDEO_SAA7134_OSS) += saa7134-oss.o
11 11
12obj-$(CONFIG_VIDEO_SAA7134_DVB) += saa7134-dvb.o 12obj-$(CONFIG_VIDEO_SAA7134_DVB) += saa7134-dvb.o
13 13
14EXTRA_CFLAGS += -I$(src)/.. 14EXTRA_CFLAGS += -Idrivers/media/video
15EXTRA_CFLAGS += -I$(srctree)/drivers/media/dvb/dvb-core 15EXTRA_CFLAGS += -Idrivers/media/dvb/dvb-core
16EXTRA_CFLAGS += -I$(srctree)/drivers/media/dvb/frontends 16EXTRA_CFLAGS += -Idrivers/media/dvb/frontends
17 17
18extra-cflags-$(CONFIG_VIDEO_BUF_DVB) += -DHAVE_VIDEO_BUF_DVB=1 18extra-cflags-$(CONFIG_VIDEO_BUF_DVB) += -DHAVE_VIDEO_BUF_DVB=1
19extra-cflags-$(CONFIG_DVB_MT352) += -DHAVE_MT352=1 19extra-cflags-$(CONFIG_DVB_MT352) += -DHAVE_MT352=1
diff --git a/drivers/media/video/saa7134/saa7134-core.c b/drivers/media/video/saa7134/saa7134-core.c
index c98571c9d5a6..13de05532e0a 100644
--- a/drivers/media/video/saa7134/saa7134-core.c
+++ b/drivers/media/video/saa7134/saa7134-core.c
@@ -32,6 +32,7 @@
32#include <linux/interrupt.h> 32#include <linux/interrupt.h>
33#include <linux/delay.h> 33#include <linux/delay.h>
34#include <linux/mutex.h> 34#include <linux/mutex.h>
35#include <linux/dma-mapping.h>
35 36
36#include "saa7134-reg.h" 37#include "saa7134-reg.h"
37#include "saa7134.h" 38#include "saa7134.h"
@@ -870,7 +871,7 @@ static int __devinit saa7134_initdev(struct pci_dev *pci_dev,
870 pci_name(pci_dev), dev->pci_rev, pci_dev->irq, 871 pci_name(pci_dev), dev->pci_rev, pci_dev->irq,
871 dev->pci_lat,pci_resource_start(pci_dev,0)); 872 dev->pci_lat,pci_resource_start(pci_dev,0));
872 pci_set_master(pci_dev); 873 pci_set_master(pci_dev);
873 if (!pci_dma_supported(pci_dev,0xffffffff)) { 874 if (!pci_dma_supported(pci_dev, DMA_32BIT_MASK)) {
874 printk("%s: Oops: no 32bit PCI DMA ???\n",dev->name); 875 printk("%s: Oops: no 32bit PCI DMA ???\n",dev->name);
875 err = -EIO; 876 err = -EIO;
876 goto fail1; 877 goto fail1;
diff --git a/drivers/mtd/devices/Kconfig b/drivers/mtd/devices/Kconfig
index dd628cb51e31..7fac438b5c32 100644
--- a/drivers/mtd/devices/Kconfig
+++ b/drivers/mtd/devices/Kconfig
@@ -129,8 +129,8 @@ config MTDRAM_ABS_POS
129 allocating space from Linux's available memory. Otherwise, leave 129 allocating space from Linux's available memory. Otherwise, leave
130 this set to zero. Most people will want to leave this as zero. 130 this set to zero. Most people will want to leave this as zero.
131 131
132config MTD_BLKMTD 132config MTD_BLOCK2MTD
133 tristate "MTD emulation using block device" 133 tristate "MTD using block device"
134 depends on MTD 134 depends on MTD
135 help 135 help
136 This driver allows a block device to appear as an MTD. It would 136 This driver allows a block device to appear as an MTD. It would
@@ -141,15 +141,6 @@ config MTD_BLKMTD
141 Testing MTD users (eg JFFS2) on large media and media that might 141 Testing MTD users (eg JFFS2) on large media and media that might
142 be removed during a write (using the floppy drive). 142 be removed during a write (using the floppy drive).
143 143
144config MTD_BLOCK2MTD
145 tristate "MTD using block device (rewrite)"
146 depends on MTD && EXPERIMENTAL
147 help
148 This driver is basically the same at MTD_BLKMTD above, but
149 experienced some interface changes plus serious speedups. In
150 the long term, it should replace MTD_BLKMTD. Right now, you
151 shouldn't entrust important data to it yet.
152
153comment "Disk-On-Chip Device Drivers" 144comment "Disk-On-Chip Device Drivers"
154 145
155config MTD_DOC2000 146config MTD_DOC2000
diff --git a/drivers/mtd/devices/Makefile b/drivers/mtd/devices/Makefile
index 7c5ed2178380..b6573670316f 100644
--- a/drivers/mtd/devices/Makefile
+++ b/drivers/mtd/devices/Makefile
@@ -21,7 +21,6 @@ obj-$(CONFIG_MTD_PMC551) += pmc551.o
21obj-$(CONFIG_MTD_MS02NV) += ms02-nv.o 21obj-$(CONFIG_MTD_MS02NV) += ms02-nv.o
22obj-$(CONFIG_MTD_MTDRAM) += mtdram.o 22obj-$(CONFIG_MTD_MTDRAM) += mtdram.o
23obj-$(CONFIG_MTD_LART) += lart.o 23obj-$(CONFIG_MTD_LART) += lart.o
24obj-$(CONFIG_MTD_BLKMTD) += blkmtd.o
25obj-$(CONFIG_MTD_BLOCK2MTD) += block2mtd.o 24obj-$(CONFIG_MTD_BLOCK2MTD) += block2mtd.o
26obj-$(CONFIG_MTD_DATAFLASH) += mtd_dataflash.o 25obj-$(CONFIG_MTD_DATAFLASH) += mtd_dataflash.o
27obj-$(CONFIG_MTD_M25P80) += m25p80.o 26obj-$(CONFIG_MTD_M25P80) += m25p80.o
diff --git a/drivers/mtd/devices/blkmtd.c b/drivers/mtd/devices/blkmtd.c
deleted file mode 100644
index 79f2e1f23ebd..000000000000
--- a/drivers/mtd/devices/blkmtd.c
+++ /dev/null
@@ -1,819 +0,0 @@
1/*
2 * $Id: blkmtd.c,v 1.27 2005/11/07 11:14:24 gleixner Exp $
3 *
4 * blkmtd.c - use a block device as a fake MTD
5 *
6 * Author: Simon Evans <spse@secret.org.uk>
7 *
8 * Copyright (C) 2001,2002 Simon Evans
9 *
10 * Licence: GPL
11 *
12 * How it works:
13 * The driver uses raw/io to read/write the device and the page
14 * cache to cache access. Writes update the page cache with the
15 * new data and mark it dirty and add the page into a BIO which
16 * is then written out.
17 *
18 * It can be loaded Read-Only to prevent erases and writes to the
19 * medium.
20 *
21 */
22
23#include <linux/config.h>
24#include <linux/module.h>
25#include <linux/fs.h>
26#include <linux/blkdev.h>
27#include <linux/bio.h>
28#include <linux/pagemap.h>
29#include <linux/list.h>
30#include <linux/init.h>
31#include <linux/mount.h>
32#include <linux/mtd/mtd.h>
33#include <linux/mutex.h>
34
35#define err(format, arg...) printk(KERN_ERR "blkmtd: " format "\n" , ## arg)
36#define info(format, arg...) printk(KERN_INFO "blkmtd: " format "\n" , ## arg)
37#define warn(format, arg...) printk(KERN_WARNING "blkmtd: " format "\n" , ## arg)
38#define crit(format, arg...) printk(KERN_CRIT "blkmtd: " format "\n" , ## arg)
39
40
41/* Default erase size in K, always make it a multiple of PAGE_SIZE */
42#define CONFIG_MTD_BLKDEV_ERASESIZE (128 << 10) /* 128KiB */
43#define VERSION "$Revision: 1.27 $"
44
45/* Info for the block device */
46struct blkmtd_dev {
47 struct list_head list;
48 struct block_device *blkdev;
49 struct mtd_info mtd_info;
50 struct mutex wrbuf_mutex;
51};
52
53
54/* Static info about the MTD, used in cleanup_module */
55static LIST_HEAD(blkmtd_device_list);
56
57
58static void blkmtd_sync(struct mtd_info *mtd);
59
60#define MAX_DEVICES 4
61
62/* Module parameters passed by insmod/modprobe */
63static char *device[MAX_DEVICES]; /* the block device to use */
64static int erasesz[MAX_DEVICES]; /* optional default erase size */
65static int ro[MAX_DEVICES]; /* optional read only flag */
66static int sync;
67
68
69MODULE_LICENSE("GPL");
70MODULE_AUTHOR("Simon Evans <spse@secret.org.uk>");
71MODULE_DESCRIPTION("Emulate an MTD using a block device");
72module_param_array(device, charp, NULL, 0);
73MODULE_PARM_DESC(device, "block device to use");
74module_param_array(erasesz, int, NULL, 0);
75MODULE_PARM_DESC(erasesz, "optional erase size to use in KiB. eg 4=4KiB.");
76module_param_array(ro, bool, NULL, 0);
77MODULE_PARM_DESC(ro, "1=Read only, writes and erases cause errors");
78module_param(sync, bool, 0);
79MODULE_PARM_DESC(sync, "1=Synchronous writes");
80
81
82/* completion handler for BIO reads */
83static int bi_read_complete(struct bio *bio, unsigned int bytes_done, int error)
84{
85 if (bio->bi_size)
86 return 1;
87
88 complete((struct completion*)bio->bi_private);
89 return 0;
90}
91
92
93/* completion handler for BIO writes */
94static int bi_write_complete(struct bio *bio, unsigned int bytes_done, int error)
95{
96 const int uptodate = test_bit(BIO_UPTODATE, &bio->bi_flags);
97 struct bio_vec *bvec = bio->bi_io_vec + bio->bi_vcnt - 1;
98
99 if (bio->bi_size)
100 return 1;
101
102 if(!uptodate)
103 err("bi_write_complete: not uptodate\n");
104
105 do {
106 struct page *page = bvec->bv_page;
107 DEBUG(3, "Cleaning up page %ld\n", page->index);
108 if (--bvec >= bio->bi_io_vec)
109 prefetchw(&bvec->bv_page->flags);
110
111 if (uptodate) {
112 SetPageUptodate(page);
113 } else {
114 ClearPageUptodate(page);
115 SetPageError(page);
116 }
117 clear_page_dirty(page);
118 unlock_page(page);
119 page_cache_release(page);
120 } while (bvec >= bio->bi_io_vec);
121
122 complete((struct completion*)bio->bi_private);
123 return 0;
124}
125
126
127/* read one page from the block device */
128static int blkmtd_readpage(struct blkmtd_dev *dev, struct page *page)
129{
130 struct bio *bio;
131 struct completion event;
132 int err = -ENOMEM;
133
134 if(PageUptodate(page)) {
135 DEBUG(2, "blkmtd: readpage page %ld is already upto date\n", page->index);
136 unlock_page(page);
137 return 0;
138 }
139
140 ClearPageUptodate(page);
141 ClearPageError(page);
142
143 bio = bio_alloc(GFP_KERNEL, 1);
144 if(bio) {
145 init_completion(&event);
146 bio->bi_bdev = dev->blkdev;
147 bio->bi_sector = page->index << (PAGE_SHIFT-9);
148 bio->bi_private = &event;
149 bio->bi_end_io = bi_read_complete;
150 if(bio_add_page(bio, page, PAGE_SIZE, 0) == PAGE_SIZE) {
151 submit_bio(READ_SYNC, bio);
152 wait_for_completion(&event);
153 err = test_bit(BIO_UPTODATE, &bio->bi_flags) ? 0 : -EIO;
154 bio_put(bio);
155 }
156 }
157
158 if(err)
159 SetPageError(page);
160 else
161 SetPageUptodate(page);
162 flush_dcache_page(page);
163 unlock_page(page);
164 return err;
165}
166
167
168/* write out the current BIO and wait for it to finish */
169static int blkmtd_write_out(struct bio *bio)
170{
171 struct completion event;
172 int err;
173
174 if(!bio->bi_vcnt) {
175 bio_put(bio);
176 return 0;
177 }
178
179 init_completion(&event);
180 bio->bi_private = &event;
181 bio->bi_end_io = bi_write_complete;
182 submit_bio(WRITE_SYNC, bio);
183 wait_for_completion(&event);
184 DEBUG(3, "submit_bio completed, bi_vcnt = %d\n", bio->bi_vcnt);
185 err = test_bit(BIO_UPTODATE, &bio->bi_flags) ? 0 : -EIO;
186 bio_put(bio);
187 return err;
188}
189
190
191/**
192 * blkmtd_add_page - add a page to the current BIO
193 * @bio: bio to add to (NULL to alloc initial bio)
194 * @blkdev: block device
195 * @page: page to add
196 * @pagecnt: pages left to add
197 *
198 * Adds a page to the current bio, allocating it if necessary. If it cannot be
199 * added, the current bio is written out and a new one is allocated. Returns
200 * the new bio to add or NULL on error
201 */
202static struct bio *blkmtd_add_page(struct bio *bio, struct block_device *blkdev,
203 struct page *page, int pagecnt)
204{
205
206 retry:
207 if(!bio) {
208 bio = bio_alloc(GFP_KERNEL, pagecnt);
209 if(!bio)
210 return NULL;
211 bio->bi_sector = page->index << (PAGE_SHIFT-9);
212 bio->bi_bdev = blkdev;
213 }
214
215 if(bio_add_page(bio, page, PAGE_SIZE, 0) != PAGE_SIZE) {
216 blkmtd_write_out(bio);
217 bio = NULL;
218 goto retry;
219 }
220 return bio;
221}
222
223
224/**
225 * write_pages - write block of data to device via the page cache
226 * @dev: device to write to
227 * @buf: data source or NULL if erase (output is set to 0xff)
228 * @to: offset into output device
229 * @len: amount to data to write
230 * @retlen: amount of data written
231 *
232 * Grab pages from the page cache and fill them with the source data.
233 * Non page aligned start and end result in a readin of the page and
234 * part of the page being modified. Pages are added to the bio and then written
235 * out.
236 */
237static int write_pages(struct blkmtd_dev *dev, const u_char *buf, loff_t to,
238 size_t len, size_t *retlen)
239{
240 int pagenr, offset;
241 size_t start_len = 0, end_len;
242 int pagecnt = 0;
243 int err = 0;
244 struct bio *bio = NULL;
245 size_t thislen = 0;
246
247 pagenr = to >> PAGE_SHIFT;
248 offset = to & ~PAGE_MASK;
249
250 DEBUG(2, "blkmtd: write_pages: buf = %p to = %ld len = %zd pagenr = %d offset = %d\n",
251 buf, (long)to, len, pagenr, offset);
252
253 /* see if we have to do a partial write at the start */
254 if(offset) {
255 start_len = ((offset + len) > PAGE_SIZE) ? PAGE_SIZE - offset : len;
256 len -= start_len;
257 }
258
259 /* calculate the length of the other two regions */
260 end_len = len & ~PAGE_MASK;
261 len -= end_len;
262
263 if(start_len)
264 pagecnt++;
265
266 if(len)
267 pagecnt += len >> PAGE_SHIFT;
268
269 if(end_len)
270 pagecnt++;
271
272 mutex_lock(&dev->wrbuf_mutex);
273
274 DEBUG(3, "blkmtd: write: start_len = %zd len = %zd end_len = %zd pagecnt = %d\n",
275 start_len, len, end_len, pagecnt);
276
277 if(start_len) {
278 /* do partial start region */
279 struct page *page;
280
281 DEBUG(3, "blkmtd: write: doing partial start, page = %d len = %zd offset = %d\n",
282 pagenr, start_len, offset);
283
284 BUG_ON(!buf);
285 page = read_cache_page(dev->blkdev->bd_inode->i_mapping, pagenr, (filler_t *)blkmtd_readpage, dev);
286 lock_page(page);
287 if(PageDirty(page)) {
288 err("to = %lld start_len = %zd len = %zd end_len = %zd pagenr = %d\n",
289 to, start_len, len, end_len, pagenr);
290 BUG();
291 }
292 memcpy(page_address(page)+offset, buf, start_len);
293 set_page_dirty(page);
294 SetPageUptodate(page);
295 buf += start_len;
296 thislen = start_len;
297 bio = blkmtd_add_page(bio, dev->blkdev, page, pagecnt);
298 if(!bio) {
299 err = -ENOMEM;
300 err("bio_add_page failed\n");
301 goto write_err;
302 }
303 pagecnt--;
304 pagenr++;
305 }
306
307 /* Now do the main loop to a page aligned, n page sized output */
308 if(len) {
309 int pagesc = len >> PAGE_SHIFT;
310 DEBUG(3, "blkmtd: write: whole pages start = %d, count = %d\n",
311 pagenr, pagesc);
312 while(pagesc) {
313 struct page *page;
314
315 /* see if page is in the page cache */
316 DEBUG(3, "blkmtd: write: grabbing page %d from page cache\n", pagenr);
317 page = grab_cache_page(dev->blkdev->bd_inode->i_mapping, pagenr);
318 if(PageDirty(page)) {
319 BUG();
320 }
321 if(!page) {
322 warn("write: cannot grab cache page %d", pagenr);
323 err = -ENOMEM;
324 goto write_err;
325 }
326 if(!buf) {
327 memset(page_address(page), 0xff, PAGE_SIZE);
328 } else {
329 memcpy(page_address(page), buf, PAGE_SIZE);
330 buf += PAGE_SIZE;
331 }
332 bio = blkmtd_add_page(bio, dev->blkdev, page, pagecnt);
333 if(!bio) {
334 err = -ENOMEM;
335 err("bio_add_page failed\n");
336 goto write_err;
337 }
338 pagenr++;
339 pagecnt--;
340 set_page_dirty(page);
341 SetPageUptodate(page);
342 pagesc--;
343 thislen += PAGE_SIZE;
344 }
345 }
346
347 if(end_len) {
348 /* do the third region */
349 struct page *page;
350 DEBUG(3, "blkmtd: write: doing partial end, page = %d len = %zd\n",
351 pagenr, end_len);
352 BUG_ON(!buf);
353 page = read_cache_page(dev->blkdev->bd_inode->i_mapping, pagenr, (filler_t *)blkmtd_readpage, dev);
354 lock_page(page);
355 if(PageDirty(page)) {
356 err("to = %lld start_len = %zd len = %zd end_len = %zd pagenr = %d\n",
357 to, start_len, len, end_len, pagenr);
358 BUG();
359 }
360 memcpy(page_address(page), buf, end_len);
361 set_page_dirty(page);
362 SetPageUptodate(page);
363 DEBUG(3, "blkmtd: write: writing out partial end\n");
364 thislen += end_len;
365 bio = blkmtd_add_page(bio, dev->blkdev, page, pagecnt);
366 if(!bio) {
367 err = -ENOMEM;
368 err("bio_add_page failed\n");
369 goto write_err;
370 }
371 pagenr++;
372 }
373
374 DEBUG(3, "blkmtd: write: got %d vectors to write\n", bio->bi_vcnt);
375 write_err:
376 if(bio)
377 blkmtd_write_out(bio);
378
379 DEBUG(2, "blkmtd: write: end, retlen = %zd, err = %d\n", *retlen, err);
380 mutex_unlock(&dev->wrbuf_mutex);
381
382 if(retlen)
383 *retlen = thislen;
384 return err;
385}
386
387
388/* erase a specified part of the device */
389static int blkmtd_erase(struct mtd_info *mtd, struct erase_info *instr)
390{
391 struct blkmtd_dev *dev = mtd->priv;
392 struct mtd_erase_region_info *einfo = mtd->eraseregions;
393 int numregions = mtd->numeraseregions;
394 size_t from;
395 u_long len;
396 int err = -EIO;
397 size_t retlen;
398
399 instr->state = MTD_ERASING;
400 from = instr->addr;
401 len = instr->len;
402
403 /* check erase region has valid start and length */
404 DEBUG(2, "blkmtd: erase: dev = `%s' from = 0x%zx len = 0x%lx\n",
405 mtd->name+9, from, len);
406 while(numregions) {
407 DEBUG(3, "blkmtd: checking erase region = 0x%08X size = 0x%X num = 0x%x\n",
408 einfo->offset, einfo->erasesize, einfo->numblocks);
409 if(from >= einfo->offset
410 && from < einfo->offset + (einfo->erasesize * einfo->numblocks)) {
411 if(len == einfo->erasesize
412 && ( (from - einfo->offset) % einfo->erasesize == 0))
413 break;
414 }
415 numregions--;
416 einfo++;
417 }
418
419 if(!numregions) {
420 /* Not a valid erase block */
421 err("erase: invalid erase request 0x%lX @ 0x%08zX", len, from);
422 instr->state = MTD_ERASE_FAILED;
423 err = -EIO;
424 }
425
426 if(instr->state != MTD_ERASE_FAILED) {
427 /* do the erase */
428 DEBUG(3, "Doing erase from = %zd len = %ld\n", from, len);
429 err = write_pages(dev, NULL, from, len, &retlen);
430 if(err || retlen != len) {
431 err("erase failed err = %d", err);
432 instr->state = MTD_ERASE_FAILED;
433 } else {
434 instr->state = MTD_ERASE_DONE;
435 }
436 }
437
438 DEBUG(3, "blkmtd: erase: checking callback\n");
439 mtd_erase_callback(instr);
440 DEBUG(2, "blkmtd: erase: finished (err = %d)\n", err);
441 return err;
442}
443
444
445/* read a range of the data via the page cache */
446static int blkmtd_read(struct mtd_info *mtd, loff_t from, size_t len,
447 size_t *retlen, u_char *buf)
448{
449 struct blkmtd_dev *dev = mtd->priv;
450 int err = 0;
451 int offset;
452 int pagenr, pages;
453 size_t thislen = 0;
454
455 DEBUG(2, "blkmtd: read: dev = `%s' from = %lld len = %zd buf = %p\n",
456 mtd->name+9, from, len, buf);
457
458 if(from > mtd->size)
459 return -EINVAL;
460 if(from + len > mtd->size)
461 len = mtd->size - from;
462
463 pagenr = from >> PAGE_SHIFT;
464 offset = from - (pagenr << PAGE_SHIFT);
465
466 pages = (offset+len+PAGE_SIZE-1) >> PAGE_SHIFT;
467 DEBUG(3, "blkmtd: read: pagenr = %d offset = %d, pages = %d\n",
468 pagenr, offset, pages);
469
470 while(pages) {
471 struct page *page;
472 int cpylen;
473
474 DEBUG(3, "blkmtd: read: looking for page: %d\n", pagenr);
475 page = read_cache_page(dev->blkdev->bd_inode->i_mapping, pagenr, (filler_t *)blkmtd_readpage, dev);
476 if(IS_ERR(page)) {
477 err = -EIO;
478 goto readerr;
479 }
480
481 cpylen = (PAGE_SIZE > len) ? len : PAGE_SIZE;
482 if(offset+cpylen > PAGE_SIZE)
483 cpylen = PAGE_SIZE-offset;
484
485 memcpy(buf + thislen, page_address(page) + offset, cpylen);
486 offset = 0;
487 len -= cpylen;
488 thislen += cpylen;
489 pagenr++;
490 pages--;
491 if(!PageDirty(page))
492 page_cache_release(page);
493 }
494
495 readerr:
496 if(retlen)
497 *retlen = thislen;
498 DEBUG(2, "blkmtd: end read: retlen = %zd, err = %d\n", thislen, err);
499 return err;
500}
501
502
503/* write data to the underlying device */
504static int blkmtd_write(struct mtd_info *mtd, loff_t to, size_t len,
505 size_t *retlen, const u_char *buf)
506{
507 struct blkmtd_dev *dev = mtd->priv;
508 int err;
509
510 if(!len)
511 return 0;
512
513 DEBUG(2, "blkmtd: write: dev = `%s' to = %lld len = %zd buf = %p\n",
514 mtd->name+9, to, len, buf);
515
516 if(to >= mtd->size) {
517 return -ENOSPC;
518 }
519
520 if(to + len > mtd->size) {
521 len = mtd->size - to;
522 }
523
524 err = write_pages(dev, buf, to, len, retlen);
525 if(err > 0)
526 err = 0;
527 DEBUG(2, "blkmtd: write: end, err = %d\n", err);
528 return err;
529}
530
531
532/* sync the device - wait until the write queue is empty */
533static void blkmtd_sync(struct mtd_info *mtd)
534{
535 /* Currently all writes are synchronous */
536}
537
538
539static void free_device(struct blkmtd_dev *dev)
540{
541 DEBUG(2, "blkmtd: free_device() dev = %p\n", dev);
542 if(dev) {
543 kfree(dev->mtd_info.eraseregions);
544 kfree(dev->mtd_info.name);
545 if(dev->blkdev) {
546 invalidate_inode_pages(dev->blkdev->bd_inode->i_mapping);
547 close_bdev_excl(dev->blkdev);
548 }
549 kfree(dev);
550 }
551}
552
553
554/* For a given size and initial erase size, calculate the number
555 * and size of each erase region. Goes round the loop twice,
556 * once to find out how many regions, then allocates space,
557 * then round the loop again to fill it in.
558 */
559static struct mtd_erase_region_info *calc_erase_regions(
560 size_t erase_size, size_t total_size, int *regions)
561{
562 struct mtd_erase_region_info *info = NULL;
563
564 DEBUG(2, "calc_erase_regions, es = %zd size = %zd regions = %d\n",
565 erase_size, total_size, *regions);
566 /* Make any user specified erasesize be a power of 2
567 and at least PAGE_SIZE */
568 if(erase_size) {
569 int es = erase_size;
570 erase_size = 1;
571 while(es != 1) {
572 es >>= 1;
573 erase_size <<= 1;
574 }
575 if(erase_size < PAGE_SIZE)
576 erase_size = PAGE_SIZE;
577 } else {
578 erase_size = CONFIG_MTD_BLKDEV_ERASESIZE;
579 }
580
581 *regions = 0;
582
583 do {
584 int tot_size = total_size;
585 int er_size = erase_size;
586 int count = 0, offset = 0, regcnt = 0;
587
588 while(tot_size) {
589 count = tot_size / er_size;
590 if(count) {
591 tot_size = tot_size % er_size;
592 if(info) {
593 DEBUG(2, "adding to erase info off=%d er=%d cnt=%d\n",
594 offset, er_size, count);
595 (info+regcnt)->offset = offset;
596 (info+regcnt)->erasesize = er_size;
597 (info+regcnt)->numblocks = count;
598 (*regions)++;
599 }
600 regcnt++;
601 offset += (count * er_size);
602 }
603 while(er_size > tot_size)
604 er_size >>= 1;
605 }
606 if(info == NULL) {
607 info = kmalloc(regcnt * sizeof(struct mtd_erase_region_info), GFP_KERNEL);
608 if(!info)
609 break;
610 }
611 } while(!(*regions));
612 DEBUG(2, "calc_erase_regions done, es = %zd size = %zd regions = %d\n",
613 erase_size, total_size, *regions);
614 return info;
615}
616
617
618static struct blkmtd_dev *add_device(char *devname, int readonly, int erase_size)
619{
620 struct block_device *bdev;
621 int mode;
622 struct blkmtd_dev *dev;
623
624 if(!devname)
625 return NULL;
626
627 /* Get a handle on the device */
628
629
630#ifdef MODULE
631 mode = (readonly) ? O_RDONLY : O_RDWR;
632 bdev = open_bdev_excl(devname, mode, NULL);
633#else
634 mode = (readonly) ? FMODE_READ : FMODE_WRITE;
635 bdev = open_by_devnum(name_to_dev_t(devname), mode);
636#endif
637 if(IS_ERR(bdev)) {
638 err("error: cannot open device %s", devname);
639 DEBUG(2, "blkmtd: opening bdev returned %ld\n", PTR_ERR(bdev));
640 return NULL;
641 }
642
643 DEBUG(1, "blkmtd: found a block device major = %d, minor = %d\n",
644 MAJOR(bdev->bd_dev), MINOR(bdev->bd_dev));
645
646 if(MAJOR(bdev->bd_dev) == MTD_BLOCK_MAJOR) {
647 err("attempting to use an MTD device as a block device");
648 blkdev_put(bdev);
649 return NULL;
650 }
651
652 dev = kmalloc(sizeof(struct blkmtd_dev), GFP_KERNEL);
653 if(dev == NULL) {
654 blkdev_put(bdev);
655 return NULL;
656 }
657
658 memset(dev, 0, sizeof(struct blkmtd_dev));
659 dev->blkdev = bdev;
660 if(!readonly) {
661 mutex_init(&dev->wrbuf_mutex);
662 }
663
664 dev->mtd_info.size = dev->blkdev->bd_inode->i_size & PAGE_MASK;
665
666 /* Setup the MTD structure */
667 /* make the name contain the block device in */
668 dev->mtd_info.name = kmalloc(sizeof("blkmtd: ") + strlen(devname), GFP_KERNEL);
669 if(dev->mtd_info.name == NULL)
670 goto devinit_err;
671
672 sprintf(dev->mtd_info.name, "blkmtd: %s", devname);
673 dev->mtd_info.eraseregions = calc_erase_regions(erase_size, dev->mtd_info.size,
674 &dev->mtd_info.numeraseregions);
675 if(dev->mtd_info.eraseregions == NULL)
676 goto devinit_err;
677
678 dev->mtd_info.erasesize = dev->mtd_info.eraseregions->erasesize;
679 DEBUG(1, "blkmtd: init: found %d erase regions\n",
680 dev->mtd_info.numeraseregions);
681
682 if(readonly) {
683 dev->mtd_info.type = MTD_ROM;
684 dev->mtd_info.flags = MTD_CAP_ROM;
685 } else {
686 dev->mtd_info.type = MTD_RAM;
687 dev->mtd_info.flags = MTD_CAP_RAM;
688 dev->mtd_info.erase = blkmtd_erase;
689 dev->mtd_info.write = blkmtd_write;
690 dev->mtd_info.writev = default_mtd_writev;
691 dev->mtd_info.sync = blkmtd_sync;
692 }
693 dev->mtd_info.read = blkmtd_read;
694 dev->mtd_info.readv = default_mtd_readv;
695 dev->mtd_info.priv = dev;
696 dev->mtd_info.owner = THIS_MODULE;
697
698 list_add(&dev->list, &blkmtd_device_list);
699 if (add_mtd_device(&dev->mtd_info)) {
700 /* Device didnt get added, so free the entry */
701 list_del(&dev->list);
702 goto devinit_err;
703 } else {
704 info("mtd%d: [%s] erase_size = %dKiB %s",
705 dev->mtd_info.index, dev->mtd_info.name + strlen("blkmtd: "),
706 dev->mtd_info.erasesize >> 10,
707 readonly ? "(read-only)" : "");
708 }
709
710 return dev;
711
712 devinit_err:
713 free_device(dev);
714 return NULL;
715}
716
717
718/* Cleanup and exit - sync the device and kill of the kernel thread */
719static void __devexit cleanup_blkmtd(void)
720{
721 struct list_head *temp1, *temp2;
722
723 /* Remove the MTD devices */
724 list_for_each_safe(temp1, temp2, &blkmtd_device_list) {
725 struct blkmtd_dev *dev = list_entry(temp1, struct blkmtd_dev,
726 list);
727 blkmtd_sync(&dev->mtd_info);
728 del_mtd_device(&dev->mtd_info);
729 info("mtd%d: [%s] removed", dev->mtd_info.index,
730 dev->mtd_info.name + strlen("blkmtd: "));
731 list_del(&dev->list);
732 free_device(dev);
733 }
734}
735
736#ifndef MODULE
737
738/* Handle kernel boot params */
739
740
741static int __init param_blkmtd_device(char *str)
742{
743 int i;
744
745 for(i = 0; i < MAX_DEVICES; i++) {
746 device[i] = str;
747 DEBUG(2, "blkmtd: device setup: %d = %s\n", i, device[i]);
748 strsep(&str, ",");
749 }
750 return 1;
751}
752
753
754static int __init param_blkmtd_erasesz(char *str)
755{
756 int i;
757 for(i = 0; i < MAX_DEVICES; i++) {
758 char *val = strsep(&str, ",");
759 if(val)
760 erasesz[i] = simple_strtoul(val, NULL, 0);
761 DEBUG(2, "blkmtd: erasesz setup: %d = %d\n", i, erasesz[i]);
762 }
763
764 return 1;
765}
766
767
768static int __init param_blkmtd_ro(char *str)
769{
770 int i;
771 for(i = 0; i < MAX_DEVICES; i++) {
772 char *val = strsep(&str, ",");
773 if(val)
774 ro[i] = simple_strtoul(val, NULL, 0);
775 DEBUG(2, "blkmtd: ro setup: %d = %d\n", i, ro[i]);
776 }
777
778 return 1;
779}
780
781
782static int __init param_blkmtd_sync(char *str)
783{
784 if(str[0] == '1')
785 sync = 1;
786 return 1;
787}
788
789__setup("blkmtd_device=", param_blkmtd_device);
790__setup("blkmtd_erasesz=", param_blkmtd_erasesz);
791__setup("blkmtd_ro=", param_blkmtd_ro);
792__setup("blkmtd_sync=", param_blkmtd_sync);
793
794#endif
795
796
797/* Startup */
798static int __init init_blkmtd(void)
799{
800 int i;
801
802 info("version " VERSION);
803 /* Check args - device[0] is the bare minimum*/
804 if(!device[0]) {
805 err("error: missing `device' name\n");
806 return -EINVAL;
807 }
808
809 for(i = 0; i < MAX_DEVICES; i++)
810 add_device(device[i], ro[i], erasesz[i] << 10);
811
812 if(list_empty(&blkmtd_device_list))
813 return -EINVAL;
814
815 return 0;
816}
817
818module_init(init_blkmtd);
819module_exit(cleanup_blkmtd);
diff --git a/drivers/net/chelsio/Makefile b/drivers/net/chelsio/Makefile
index 91e927827c43..54c78d94f48b 100644
--- a/drivers/net/chelsio/Makefile
+++ b/drivers/net/chelsio/Makefile
@@ -4,7 +4,7 @@
4 4
5obj-$(CONFIG_CHELSIO_T1) += cxgb.o 5obj-$(CONFIG_CHELSIO_T1) += cxgb.o
6 6
7EXTRA_CFLAGS += -I$(TOPDIR)/drivers/net/chelsio $(DEBUG_FLAGS) 7EXTRA_CFLAGS += -Idrivers/net/chelsio $(DEBUG_FLAGS)
8 8
9 9
10cxgb-objs := cxgb2.o espi.o pm3393.o sge.o subr.o mv88x201x.o 10cxgb-objs := cxgb2.o espi.o pm3393.o sge.o subr.o mv88x201x.o
diff --git a/drivers/net/irda/irda-usb.c b/drivers/net/irda/irda-usb.c
index 6e2ec56cde0b..606243d11793 100644
--- a/drivers/net/irda/irda-usb.c
+++ b/drivers/net/irda/irda-usb.c
@@ -1,7 +1,7 @@
1/***************************************************************************** 1/*****************************************************************************
2 * 2 *
3 * Filename: irda-usb.c 3 * Filename: irda-usb.c
4 * Version: 0.9b 4 * Version: 0.10
5 * Description: IrDA-USB Driver 5 * Description: IrDA-USB Driver
6 * Status: Experimental 6 * Status: Experimental
7 * Author: Dag Brattli <dag@brattli.net> 7 * Author: Dag Brattli <dag@brattli.net>
@@ -9,6 +9,9 @@
9 * Copyright (C) 2000, Roman Weissgaerber <weissg@vienna.at> 9 * Copyright (C) 2000, Roman Weissgaerber <weissg@vienna.at>
10 * Copyright (C) 2001, Dag Brattli <dag@brattli.net> 10 * Copyright (C) 2001, Dag Brattli <dag@brattli.net>
11 * Copyright (C) 2001, Jean Tourrilhes <jt@hpl.hp.com> 11 * Copyright (C) 2001, Jean Tourrilhes <jt@hpl.hp.com>
12 * Copyright (C) 2004, SigmaTel, Inc. <irquality@sigmatel.com>
13 * Copyright (C) 2005, Milan Beno <beno@pobox.sk>
14 * Copyright (C) 2006, Nick Fedchik <nick@fedchik.org.ua>
12 * 15 *
13 * This program is free software; you can redistribute it and/or modify 16 * This program is free software; you can redistribute it and/or modify
14 * it under the terms of the GNU General Public License as published by 17 * it under the terms of the GNU General Public License as published by
@@ -61,6 +64,7 @@
61#include <linux/slab.h> 64#include <linux/slab.h>
62#include <linux/rtnetlink.h> 65#include <linux/rtnetlink.h>
63#include <linux/usb.h> 66#include <linux/usb.h>
67#include <linux/firmware.h>
64 68
65#include "irda-usb.h" 69#include "irda-usb.h"
66 70
@@ -78,8 +82,12 @@ static struct usb_device_id dongles[] = {
78 { USB_DEVICE(0x50f, 0x180), .driver_info = IUC_SPEED_BUG | IUC_NO_WINDOW }, 82 { USB_DEVICE(0x50f, 0x180), .driver_info = IUC_SPEED_BUG | IUC_NO_WINDOW },
79 /* Extended Systems, Inc., XTNDAccess IrDA USB (ESI-9685) */ 83 /* Extended Systems, Inc., XTNDAccess IrDA USB (ESI-9685) */
80 { USB_DEVICE(0x8e9, 0x100), .driver_info = IUC_SPEED_BUG | IUC_NO_WINDOW }, 84 { USB_DEVICE(0x8e9, 0x100), .driver_info = IUC_SPEED_BUG | IUC_NO_WINDOW },
85 /* SigmaTel STIR4210/4220/4116 USB IrDA (VFIR) Bridge */
86 { USB_DEVICE(0x66f, 0x4210), .driver_info = IUC_STIR_4210 | IUC_SPEED_BUG },
87 { USB_DEVICE(0x66f, 0x4220), .driver_info = IUC_STIR_4210 | IUC_SPEED_BUG },
88 { USB_DEVICE(0x66f, 0x4116), .driver_info = IUC_STIR_4210 | IUC_SPEED_BUG },
81 { .match_flags = USB_DEVICE_ID_MATCH_INT_CLASS | 89 { .match_flags = USB_DEVICE_ID_MATCH_INT_CLASS |
82 USB_DEVICE_ID_MATCH_INT_SUBCLASS, 90 USB_DEVICE_ID_MATCH_INT_SUBCLASS,
83 .bInterfaceClass = USB_CLASS_APP_SPEC, 91 .bInterfaceClass = USB_CLASS_APP_SPEC,
84 .bInterfaceSubClass = USB_CLASS_IRDA, 92 .bInterfaceSubClass = USB_CLASS_IRDA,
85 .driver_info = IUC_DEFAULT, }, 93 .driver_info = IUC_DEFAULT, },
@@ -99,6 +107,7 @@ MODULE_DEVICE_TABLE(usb, dongles);
99 107
100/*------------------------------------------------------------------*/ 108/*------------------------------------------------------------------*/
101 109
110static void irda_usb_init_qos(struct irda_usb_cb *self) ;
102static struct irda_class_desc *irda_usb_find_class_desc(struct usb_interface *intf); 111static struct irda_class_desc *irda_usb_find_class_desc(struct usb_interface *intf);
103static void irda_usb_disconnect(struct usb_interface *intf); 112static void irda_usb_disconnect(struct usb_interface *intf);
104static void irda_usb_change_speed_xbofs(struct irda_usb_cb *self); 113static void irda_usb_change_speed_xbofs(struct irda_usb_cb *self);
@@ -141,7 +150,24 @@ static void irda_usb_build_header(struct irda_usb_cb *self,
141 __u8 *header, 150 __u8 *header,
142 int force) 151 int force)
143{ 152{
144 /* Set the negotiated link speed */ 153 /* Here we check if we have an STIR421x chip,
154 * and if either speed or xbofs (or both) needs
155 * to be changed.
156 */
157 if (self->capability & IUC_STIR_4210 &&
158 ((self->new_speed != -1) || (self->new_xbofs != -1))) {
159
160 /* With STIR421x, speed and xBOFs must be set at the same
161 * time, even if only one of them changes.
162 */
163 if (self->new_speed == -1)
164 self->new_speed = self->speed ;
165
166 if (self->new_xbofs == -1)
167 self->new_xbofs = self->xbofs ;
168 }
169
170 /* Set the link speed */
145 if (self->new_speed != -1) { 171 if (self->new_speed != -1) {
146 /* Hum... Ugly hack :-( 172 /* Hum... Ugly hack :-(
147 * Some device are not compliant with the spec and change 173 * Some device are not compliant with the spec and change
@@ -191,7 +217,11 @@ static void irda_usb_build_header(struct irda_usb_cb *self,
191 *header = SPEED_4000000; 217 *header = SPEED_4000000;
192 self->new_xbofs = 0; 218 self->new_xbofs = 0;
193 break; 219 break;
194 } 220 case 16000000:
221 *header = SPEED_16000000;
222 self->new_xbofs = 0;
223 break;
224 }
195 } else 225 } else
196 /* No change */ 226 /* No change */
197 *header = 0; 227 *header = 0;
@@ -235,6 +265,32 @@ static void irda_usb_build_header(struct irda_usb_cb *self,
235 } 265 }
236} 266}
237 267
268/*
269* calculate turnaround time for SigmaTel header
270*/
271static __u8 get_turnaround_time(struct sk_buff *skb)
272{
273 int turnaround_time = irda_get_mtt(skb);
274
275 if ( turnaround_time == 0 )
276 return 0;
277 else if ( turnaround_time <= 10 )
278 return 1;
279 else if ( turnaround_time <= 50 )
280 return 2;
281 else if ( turnaround_time <= 100 )
282 return 3;
283 else if ( turnaround_time <= 500 )
284 return 4;
285 else if ( turnaround_time <= 1000 )
286 return 5;
287 else if ( turnaround_time <= 5000 )
288 return 6;
289 else
290 return 7;
291}
292
293
238/*------------------------------------------------------------------*/ 294/*------------------------------------------------------------------*/
239/* 295/*
240 * Send a command to change the speed of the dongle 296 * Send a command to change the speed of the dongle
@@ -262,12 +318,18 @@ static void irda_usb_change_speed_xbofs(struct irda_usb_cb *self)
262 /* Set the new speed and xbofs in this fake frame */ 318 /* Set the new speed and xbofs in this fake frame */
263 irda_usb_build_header(self, frame, 1); 319 irda_usb_build_header(self, frame, 1);
264 320
321 if ( self->capability & IUC_STIR_4210 ) {
322 if (frame[0] == 0) return ; // do nothing if no change
323 frame[1] = 0; // other parameters don't change here
324 frame[2] = 0;
325 }
326
265 /* Submit the 0 length IrDA frame to trigger new speed settings */ 327 /* Submit the 0 length IrDA frame to trigger new speed settings */
266 usb_fill_bulk_urb(urb, self->usbdev, 328 usb_fill_bulk_urb(urb, self->usbdev,
267 usb_sndbulkpipe(self->usbdev, self->bulk_out_ep), 329 usb_sndbulkpipe(self->usbdev, self->bulk_out_ep),
268 frame, IRDA_USB_SPEED_MTU, 330 frame, IRDA_USB_SPEED_MTU,
269 speed_bulk_callback, self); 331 speed_bulk_callback, self);
270 urb->transfer_buffer_length = USB_IRDA_HEADER; 332 urb->transfer_buffer_length = self->header_length;
271 urb->transfer_flags = 0; 333 urb->transfer_flags = 0;
272 334
273 /* Irq disabled -> GFP_ATOMIC */ 335 /* Irq disabled -> GFP_ATOMIC */
@@ -383,16 +445,35 @@ static int irda_usb_hard_xmit(struct sk_buff *skb, struct net_device *netdev)
383 * allocation will be done lower in skb_push(). 445 * allocation will be done lower in skb_push().
384 * Also, we don't use directly skb_cow(), because it require 446 * Also, we don't use directly skb_cow(), because it require
385 * headroom >= 16, which force unnecessary copies - Jean II */ 447 * headroom >= 16, which force unnecessary copies - Jean II */
386 if (skb_headroom(skb) < USB_IRDA_HEADER) { 448 if (skb_headroom(skb) < self->header_length) {
387 IRDA_DEBUG(0, "%s(), Insuficient skb headroom.\n", __FUNCTION__); 449 IRDA_DEBUG(0, "%s(), Insuficient skb headroom.\n", __FUNCTION__);
388 if (skb_cow(skb, USB_IRDA_HEADER)) { 450 if (skb_cow(skb, self->header_length)) {
389 IRDA_WARNING("%s(), failed skb_cow() !!!\n", __FUNCTION__); 451 IRDA_WARNING("%s(), failed skb_cow() !!!\n", __FUNCTION__);
390 goto drop; 452 goto drop;
391 } 453 }
392 } 454 }
393 455
394 /* Change setting for next frame */ 456 /* Change setting for next frame */
395 irda_usb_build_header(self, skb_push(skb, USB_IRDA_HEADER), 0); 457
458 if ( self->capability & IUC_STIR_4210 ) {
459 __u8 turnaround_time;
460 __u8* frame;
461 turnaround_time = get_turnaround_time( skb );
462 frame= skb_push(skb, self->header_length);
463 irda_usb_build_header(self, frame, 0);
464 frame[2] = turnaround_time;
465 if ((skb->len != 0) &&
466 ((skb->len % 128) == 0) &&
467 ((skb->len % 512) != 0)) {
468 /* add extra byte for special SigmaTel feature */
469 frame[1] = 1;
470 skb_put(skb, 1);
471 } else {
472 frame[1] = 0;
473 }
474 } else {
475 irda_usb_build_header(self, skb_push(skb, self->header_length), 0);
476 }
396 477
397 /* FIXME: Make macro out of this one */ 478 /* FIXME: Make macro out of this one */
398 ((struct irda_skb_cb *)skb->cb)->context = self; 479 ((struct irda_skb_cb *)skb->cb)->context = self;
@@ -795,7 +876,7 @@ static void irda_usb_receive(struct urb *urb, struct pt_regs *regs)
795 } 876 }
796 877
797 /* Check for empty frames */ 878 /* Check for empty frames */
798 if (urb->actual_length <= USB_IRDA_HEADER) { 879 if (urb->actual_length <= self->header_length) {
799 IRDA_WARNING("%s(), empty frame!\n", __FUNCTION__); 880 IRDA_WARNING("%s(), empty frame!\n", __FUNCTION__);
800 goto done; 881 goto done;
801 } 882 }
@@ -816,7 +897,11 @@ static void irda_usb_receive(struct urb *urb, struct pt_regs *regs)
816 docopy = (urb->actual_length < IRDA_RX_COPY_THRESHOLD); 897 docopy = (urb->actual_length < IRDA_RX_COPY_THRESHOLD);
817 898
818 /* Allocate a new skb */ 899 /* Allocate a new skb */
819 newskb = dev_alloc_skb(docopy ? urb->actual_length : IRDA_SKB_MAX_MTU); 900 if ( self->capability & IUC_STIR_4210 )
901 newskb = dev_alloc_skb(docopy ? urb->actual_length : IRDA_SKB_MAX_MTU + USB_IRDA_SIGMATEL_HEADER);
902 else
903 newskb = dev_alloc_skb(docopy ? urb->actual_length : IRDA_SKB_MAX_MTU);
904
820 if (!newskb) { 905 if (!newskb) {
821 self->stats.rx_dropped++; 906 self->stats.rx_dropped++;
822 /* We could deliver the current skb, but this would stall 907 /* We could deliver the current skb, but this would stall
@@ -845,7 +930,7 @@ static void irda_usb_receive(struct urb *urb, struct pt_regs *regs)
845 930
846 /* Set proper length on skb & remove USB-IrDA header */ 931 /* Set proper length on skb & remove USB-IrDA header */
847 skb_put(dataskb, urb->actual_length); 932 skb_put(dataskb, urb->actual_length);
848 skb_pull(dataskb, USB_IRDA_HEADER); 933 skb_pull(dataskb, self->header_length);
849 934
850 /* Ask the networking layer to queue the packet for the IrDA stack */ 935 /* Ask the networking layer to queue the packet for the IrDA stack */
851 dataskb->dev = self->netdev; 936 dataskb->dev = self->netdev;
@@ -937,6 +1022,191 @@ static int irda_usb_is_receiving(struct irda_usb_cb *self)
937 return 0; /* For now */ 1022 return 0; /* For now */
938} 1023}
939 1024
1025
1026#define STIR421X_PATCH_PRODUCT_VERSION_STR "Product Version: "
1027#define STIR421X_PATCH_COMPONENT_VERSION_STR "Component Version: "
1028#define STIR421X_PATCH_DATA_TAG_STR "STMP"
1029#define STIR421X_PATCH_FILE_VERSION_MAX_OFFSET 512 /* version info is before here */
1030#define STIR421X_PATCH_FILE_IMAGE_MAX_OFFSET 512 /* patch image starts before here */
1031#define STIR421X_PATCH_FILE_END_OF_HEADER_TAG 0x1A /* marks end of patch file header (PC DOS text file EOF character) */
1032
1033/*
1034 * Known firmware patches for STIR421x dongles
1035 */
1036static char * stir421x_patches[] = {
1037 "42101001.sb",
1038 "42101002.sb",
1039};
1040
1041static int stir421x_get_patch_version(unsigned char * patch, const unsigned long patch_len)
1042{
1043 unsigned int version_offset;
1044 unsigned long version_major, version_minor, version_build;
1045 unsigned char * version_start;
1046 int version_found = 0;
1047
1048 for (version_offset = 0;
1049 version_offset < STIR421X_PATCH_FILE_END_OF_HEADER_TAG;
1050 version_offset++) {
1051 if (!memcmp(patch + version_offset,
1052 STIR421X_PATCH_PRODUCT_VERSION_STR,
1053 sizeof(STIR421X_PATCH_PRODUCT_VERSION_STR) - 1)) {
1054 version_found = 1;
1055 version_start = patch +
1056 version_offset +
1057 sizeof(STIR421X_PATCH_PRODUCT_VERSION_STR) - 1;
1058 break;
1059 }
1060 }
1061
1062 /* We couldn't find a product version on this patch */
1063 if (!version_found)
1064 return -EINVAL;
1065
1066 /* Let's check if the product version is dotted */
1067 if (version_start[3] != '.' ||
1068 version_start[7] != '.')
1069 return -EINVAL;
1070
1071 version_major = simple_strtoul(version_start, NULL, 10);
1072 version_minor = simple_strtoul(version_start + 4, NULL, 10);
1073 version_build = simple_strtoul(version_start + 8, NULL, 10);
1074
1075 IRDA_DEBUG(2, "%s(), Major: %ld Minor: %ld Build: %ld\n",
1076 __FUNCTION__,
1077 version_major, version_minor, version_build);
1078
1079 return (((version_major) << 12) +
1080 ((version_minor) << 8) +
1081 ((version_build / 10) << 4) +
1082 (version_build % 10));
1083
1084}
1085
1086
1087static int stir421x_upload_patch (struct irda_usb_cb *self,
1088 unsigned char * patch,
1089 const unsigned int patch_len)
1090{
1091 int retval = 0;
1092 int actual_len;
1093 unsigned int i = 0, download_amount = 0;
1094 unsigned char * patch_chunk;
1095
1096 IRDA_DEBUG (2, "%s(), Uploading STIR421x Patch\n", __FUNCTION__);
1097
1098 patch_chunk = kzalloc(STIR421X_MAX_PATCH_DOWNLOAD_SIZE, GFP_KERNEL);
1099 if (patch_chunk == NULL)
1100 return -ENOMEM;
1101
1102 /* break up patch into 1023-byte sections */
1103 for (i = 0; retval >= 0 && i < patch_len; i += download_amount) {
1104 download_amount = patch_len - i;
1105 if (download_amount > STIR421X_MAX_PATCH_DOWNLOAD_SIZE)
1106 download_amount = STIR421X_MAX_PATCH_DOWNLOAD_SIZE;
1107
1108 /* download the patch section */
1109 memcpy(patch_chunk, patch + i, download_amount);
1110
1111 retval = usb_bulk_msg (self->usbdev,
1112 usb_sndbulkpipe (self->usbdev,
1113 self->bulk_out_ep),
1114 patch_chunk, download_amount,
1115 &actual_len, msecs_to_jiffies (500));
1116 IRDA_DEBUG (2, "%s(), Sent %u bytes\n", __FUNCTION__,
1117 actual_len);
1118 if (retval == 0)
1119 mdelay(10);
1120 }
1121
1122 kfree(patch_chunk);
1123
1124 if (i != patch_len) {
1125 IRDA_ERROR ("%s(), Pushed %d bytes (!= patch_len (%d))\n",
1126 __FUNCTION__, i, patch_len);
1127 retval = -EIO;
1128 }
1129
1130 if (retval < 0)
1131 /* todo - mark device as not ready */
1132 IRDA_ERROR ("%s(), STIR421x patch upload failed (%d)\n",
1133 __FUNCTION__, retval);
1134
1135 return retval;
1136}
1137
1138
1139static int stir421x_patch_device(struct irda_usb_cb *self)
1140{
1141 unsigned int i, patch_found = 0, data_found = 0, data_offset;
1142 int patch_version, ret = 0;
1143 const struct firmware *fw_entry;
1144
1145 for (i = 0; i < ARRAY_SIZE(stir421x_patches); i++) {
1146 if(request_firmware(&fw_entry, stir421x_patches[i], &self->usbdev->dev) != 0) {
1147 IRDA_ERROR( "%s(), Patch %s is not available\n", __FUNCTION__, stir421x_patches[i]);
1148 continue;
1149 }
1150
1151 /* We found a patch from userspace */
1152 patch_version = stir421x_get_patch_version (fw_entry->data, fw_entry->size);
1153
1154 if (patch_version < 0) {
1155 /* Couldn't fetch a version, let's move on to the next file */
1156 IRDA_ERROR("%s(), version parsing failed\n", __FUNCTION__);
1157 ret = patch_version;
1158 release_firmware(fw_entry);
1159 continue;
1160 }
1161
1162 if (patch_version != self->usbdev->descriptor.bcdDevice) {
1163 /* Patch version and device don't match */
1164 IRDA_ERROR ("%s(), wrong patch version (%d <-> %d)\n",
1165 __FUNCTION__,
1166 patch_version, self->usbdev->descriptor.bcdDevice);
1167 ret = -EINVAL;
1168 release_firmware(fw_entry);
1169 continue;
1170 }
1171
1172 /* If we're here, we've found a correct patch */
1173 patch_found = 1;
1174 break;
1175
1176 }
1177
1178 /* We couldn't find a valid firmware, let's leave */
1179 if (!patch_found)
1180 return ret;
1181
1182 /* The actual image starts after the "STMP" keyword */
1183 for (data_offset = 0; data_offset < STIR421X_PATCH_FILE_IMAGE_MAX_OFFSET; data_offset++) {
1184 if (!memcmp(fw_entry->data + data_offset,
1185 STIR421X_PATCH_DATA_TAG_STR,
1186 sizeof(STIR421X_PATCH_FILE_IMAGE_MAX_OFFSET))) {
1187 IRDA_DEBUG(2, "%s(), found patch data for STIR421x at offset %d\n",
1188 __FUNCTION__, data_offset);
1189 data_found = 1;
1190 break;
1191 }
1192 }
1193
1194 /* We couldn't find "STMP" from the header */
1195 if (!data_found)
1196 return -EINVAL;
1197
1198 /* Let's upload the patch to the target */
1199 ret = stir421x_upload_patch(self,
1200 &fw_entry->data[data_offset + sizeof(STIR421X_PATCH_FILE_IMAGE_MAX_OFFSET)],
1201 fw_entry->size - (data_offset + sizeof(STIR421X_PATCH_FILE_IMAGE_MAX_OFFSET)));
1202
1203 release_firmware(fw_entry);
1204
1205 return ret;
1206
1207}
1208
1209
940/********************** IRDA DEVICE CALLBACKS **********************/ 1210/********************** IRDA DEVICE CALLBACKS **********************/
941/* 1211/*
942 * Main calls from the IrDA/Network subsystem. 1212 * Main calls from the IrDA/Network subsystem.
@@ -972,6 +1242,11 @@ static int irda_usb_net_open(struct net_device *netdev)
972 return -1; 1242 return -1;
973 } 1243 }
974 1244
1245 if(self->needspatch) {
1246 IRDA_WARNING("%s(), device needs patch\n", __FUNCTION__) ;
1247 return -EIO ;
1248 }
1249
975 /* Initialise default speed and xbofs value 1250 /* Initialise default speed and xbofs value
976 * (IrLAP will change that soon) */ 1251 * (IrLAP will change that soon) */
977 self->speed = -1; 1252 self->speed = -1;
@@ -1050,7 +1325,7 @@ static int irda_usb_net_close(struct net_device *netdev)
1050 del_timer(&self->rx_defer_timer); 1325 del_timer(&self->rx_defer_timer);
1051 1326
1052 /* Deallocate all the Rx path buffers (URBs and skb) */ 1327 /* Deallocate all the Rx path buffers (URBs and skb) */
1053 for (i = 0; i < IU_MAX_RX_URBS; i++) { 1328 for (i = 0; i < self->max_rx_urb; i++) {
1054 struct urb *urb = self->rx_urb[i]; 1329 struct urb *urb = self->rx_urb[i];
1055 struct sk_buff *skb = (struct sk_buff *) urb->context; 1330 struct sk_buff *skb = (struct sk_buff *) urb->context;
1056 /* Cancel the receive command */ 1331 /* Cancel the receive command */
@@ -1426,8 +1701,22 @@ static int irda_usb_probe(struct usb_interface *intf,
1426 spin_lock_init(&self->lock); 1701 spin_lock_init(&self->lock);
1427 init_timer(&self->rx_defer_timer); 1702 init_timer(&self->rx_defer_timer);
1428 1703
1704 self->capability = id->driver_info;
1705 self->needspatch = ((self->capability & IUC_STIR_4210) != 0) ;
1706
1429 /* Create all of the needed urbs */ 1707 /* Create all of the needed urbs */
1430 for (i = 0; i < IU_MAX_RX_URBS; i++) { 1708 if (self->capability & IUC_STIR_4210) {
1709 self->max_rx_urb = IU_SIGMATEL_MAX_RX_URBS;
1710 self->header_length = USB_IRDA_SIGMATEL_HEADER;
1711 } else {
1712 self->max_rx_urb = IU_MAX_RX_URBS;
1713 self->header_length = USB_IRDA_HEADER;
1714 }
1715
1716 self->rx_urb = kzalloc(self->max_rx_urb * sizeof(struct urb *),
1717 GFP_KERNEL);
1718
1719 for (i = 0; i < self->max_rx_urb; i++) {
1431 self->rx_urb[i] = usb_alloc_urb(0, GFP_KERNEL); 1720 self->rx_urb[i] = usb_alloc_urb(0, GFP_KERNEL);
1432 if (!self->rx_urb[i]) { 1721 if (!self->rx_urb[i]) {
1433 goto err_out_1; 1722 goto err_out_1;
@@ -1479,17 +1768,28 @@ static int irda_usb_probe(struct usb_interface *intf,
1479 goto err_out_3; 1768 goto err_out_3;
1480 } 1769 }
1481 1770
1771 self->usbdev = dev;
1772
1482 /* Find IrDA class descriptor */ 1773 /* Find IrDA class descriptor */
1483 irda_desc = irda_usb_find_class_desc(intf); 1774 irda_desc = irda_usb_find_class_desc(intf);
1484 ret = -ENODEV; 1775 ret = -ENODEV;
1485 if (irda_desc == NULL) 1776 if (irda_desc == NULL)
1486 goto err_out_3; 1777 goto err_out_3;
1487 1778
1779 if (self->needspatch) {
1780 ret = usb_control_msg (self->usbdev, usb_sndctrlpipe (self->usbdev, 0),
1781 0x02, 0x40, 0, 0, 0, 0, msecs_to_jiffies(500));
1782 if (ret < 0) {
1783 IRDA_DEBUG (0, "usb_control_msg failed %d\n", ret);
1784 goto err_out_3;
1785 } else {
1786 mdelay(10);
1787 }
1788 }
1789
1488 self->irda_desc = irda_desc; 1790 self->irda_desc = irda_desc;
1489 self->present = 1; 1791 self->present = 1;
1490 self->netopen = 0; 1792 self->netopen = 0;
1491 self->capability = id->driver_info;
1492 self->usbdev = dev;
1493 self->usbintf = intf; 1793 self->usbintf = intf;
1494 1794
1495 /* Allocate the buffer for speed changes */ 1795 /* Allocate the buffer for speed changes */
@@ -1508,6 +1808,28 @@ static int irda_usb_probe(struct usb_interface *intf,
1508 1808
1509 IRDA_MESSAGE("IrDA: Registered device %s\n", net->name); 1809 IRDA_MESSAGE("IrDA: Registered device %s\n", net->name);
1510 usb_set_intfdata(intf, self); 1810 usb_set_intfdata(intf, self);
1811
1812 if (self->needspatch) {
1813 /* Now we fetch and upload the firmware patch */
1814 ret = stir421x_patch_device(self);
1815 self->needspatch = (ret < 0);
1816 if (ret < 0) {
1817 printk("patch_device failed\n");
1818 goto err_out_4;
1819 }
1820
1821 /* replace IrDA class descriptor with what patched device is now reporting */
1822 irda_desc = irda_usb_find_class_desc (self->usbintf);
1823 if (irda_desc == NULL) {
1824 ret = -ENODEV;
1825 goto err_out_4;
1826 }
1827 if (self->irda_desc)
1828 kfree (self->irda_desc);
1829 self->irda_desc = irda_desc;
1830 irda_usb_init_qos(self);
1831 }
1832
1511 return 0; 1833 return 0;
1512 1834
1513err_out_4: 1835err_out_4:
@@ -1518,7 +1840,7 @@ err_out_3:
1518err_out_2: 1840err_out_2:
1519 usb_free_urb(self->tx_urb); 1841 usb_free_urb(self->tx_urb);
1520err_out_1: 1842err_out_1:
1521 for (i = 0; i < IU_MAX_RX_URBS; i++) { 1843 for (i = 0; i < self->max_rx_urb; i++) {
1522 if (self->rx_urb[i]) 1844 if (self->rx_urb[i])
1523 usb_free_urb(self->rx_urb[i]); 1845 usb_free_urb(self->rx_urb[i]);
1524 } 1846 }
@@ -1571,7 +1893,7 @@ static void irda_usb_disconnect(struct usb_interface *intf)
1571 /*netif_device_detach(self->netdev);*/ 1893 /*netif_device_detach(self->netdev);*/
1572 netif_stop_queue(self->netdev); 1894 netif_stop_queue(self->netdev);
1573 /* Stop all the receive URBs. Must be synchronous. */ 1895 /* Stop all the receive URBs. Must be synchronous. */
1574 for (i = 0; i < IU_MAX_RX_URBS; i++) 1896 for (i = 0; i < self->max_rx_urb; i++)
1575 usb_kill_urb(self->rx_urb[i]); 1897 usb_kill_urb(self->rx_urb[i]);
1576 /* Cancel Tx and speed URB. 1898 /* Cancel Tx and speed URB.
1577 * Make sure it's synchronous to avoid races. */ 1899 * Make sure it's synchronous to avoid races. */
@@ -1586,8 +1908,9 @@ static void irda_usb_disconnect(struct usb_interface *intf)
1586 self->usbintf = NULL; 1908 self->usbintf = NULL;
1587 1909
1588 /* Clean up our urbs */ 1910 /* Clean up our urbs */
1589 for (i = 0; i < IU_MAX_RX_URBS; i++) 1911 for (i = 0; i < self->max_rx_urb; i++)
1590 usb_free_urb(self->rx_urb[i]); 1912 usb_free_urb(self->rx_urb[i]);
1913 kfree(self->rx_urb);
1591 /* Clean up Tx and speed URB */ 1914 /* Clean up Tx and speed URB */
1592 usb_free_urb(self->tx_urb); 1915 usb_free_urb(self->tx_urb);
1593 usb_free_urb(self->speed_urb); 1916 usb_free_urb(self->speed_urb);
@@ -1648,6 +1971,6 @@ module_exit(usb_irda_cleanup);
1648 */ 1971 */
1649module_param(qos_mtt_bits, int, 0); 1972module_param(qos_mtt_bits, int, 0);
1650MODULE_PARM_DESC(qos_mtt_bits, "Minimum Turn Time"); 1973MODULE_PARM_DESC(qos_mtt_bits, "Minimum Turn Time");
1651MODULE_AUTHOR("Roman Weissgaerber <weissg@vienna.at>, Dag Brattli <dag@brattli.net> and Jean Tourrilhes <jt@hpl.hp.com>"); 1974MODULE_AUTHOR("Roman Weissgaerber <weissg@vienna.at>, Dag Brattli <dag@brattli.net>, Jean Tourrilhes <jt@hpl.hp.com> and Nick Fedchik <nick@fedchik.org.ua>");
1652MODULE_DESCRIPTION("IrDA-USB Dongle Driver"); 1975MODULE_DESCRIPTION("IrDA-USB Dongle Driver");
1653MODULE_LICENSE("GPL"); 1976MODULE_LICENSE("GPL");
diff --git a/drivers/net/irda/irda-usb.h b/drivers/net/irda/irda-usb.h
index 4026af42dd47..d833db52cebf 100644
--- a/drivers/net/irda/irda-usb.h
+++ b/drivers/net/irda/irda-usb.h
@@ -1,7 +1,7 @@
1/***************************************************************************** 1/*****************************************************************************
2 * 2 *
3 * Filename: irda-usb.h 3 * Filename: irda-usb.h
4 * Version: 0.9b 4 * Version: 0.10
5 * Description: IrDA-USB Driver 5 * Description: IrDA-USB Driver
6 * Status: Experimental 6 * Status: Experimental
7 * Author: Dag Brattli <dag@brattli.net> 7 * Author: Dag Brattli <dag@brattli.net>
@@ -9,6 +9,9 @@
9 * Copyright (C) 2001, Roman Weissgaerber <weissg@vienna.at> 9 * Copyright (C) 2001, Roman Weissgaerber <weissg@vienna.at>
10 * Copyright (C) 2000, Dag Brattli <dag@brattli.net> 10 * Copyright (C) 2000, Dag Brattli <dag@brattli.net>
11 * Copyright (C) 2001, Jean Tourrilhes <jt@hpl.hp.com> 11 * Copyright (C) 2001, Jean Tourrilhes <jt@hpl.hp.com>
12 * Copyright (C) 2004, SigmaTel, Inc. <irquality@sigmatel.com>
13 * Copyright (C) 2005, Milan Beno <beno@pobox.sk>
14 * Copyright (C) 2006, Nick FEdchik <nick@fedchik.org.ua>
12 * 15 *
13 * This program is free software; you can redistribute it and/or modify 16 * This program is free software; you can redistribute it and/or modify
14 * it under the terms of the GNU General Public License as published by 17 * it under the terms of the GNU General Public License as published by
@@ -31,6 +34,9 @@
31#include <net/irda/irda.h> 34#include <net/irda/irda.h>
32#include <net/irda/irda_device.h> /* struct irlap_cb */ 35#include <net/irda/irda_device.h> /* struct irlap_cb */
33 36
37#define PATCH_FILE_SIZE_MAX 65536
38#define PATCH_FILE_SIZE_MIN 80
39
34#define RX_COPY_THRESHOLD 200 40#define RX_COPY_THRESHOLD 200
35#define IRDA_USB_MAX_MTU 2051 41#define IRDA_USB_MAX_MTU 2051
36#define IRDA_USB_SPEED_MTU 64 /* Weird, but work like this */ 42#define IRDA_USB_SPEED_MTU 64 /* Weird, but work like this */
@@ -79,15 +85,16 @@
79/* Inbound header */ 85/* Inbound header */
80#define MEDIA_BUSY 0x80 86#define MEDIA_BUSY 0x80
81 87
82#define SPEED_2400 0x01 88#define SPEED_2400 0x01
83#define SPEED_9600 0x02 89#define SPEED_9600 0x02
84#define SPEED_19200 0x03 90#define SPEED_19200 0x03
85#define SPEED_38400 0x04 91#define SPEED_38400 0x04
86#define SPEED_57600 0x05 92#define SPEED_57600 0x05
87#define SPEED_115200 0x06 93#define SPEED_115200 0x06
88#define SPEED_576000 0x07 94#define SPEED_576000 0x07
89#define SPEED_1152000 0x08 95#define SPEED_1152000 0x08
90#define SPEED_4000000 0x09 96#define SPEED_4000000 0x09
97#define SPEED_16000000 0x0a
91 98
92/* Basic capabilities */ 99/* Basic capabilities */
93#define IUC_DEFAULT 0x00 /* Basic device compliant with 1.0 spec */ 100#define IUC_DEFAULT 0x00 /* Basic device compliant with 1.0 spec */
@@ -100,11 +107,14 @@
100#define IUC_SMALL_PKT 0x10 /* Device doesn't behave with big Rx packets */ 107#define IUC_SMALL_PKT 0x10 /* Device doesn't behave with big Rx packets */
101#define IUC_MAX_WINDOW 0x20 /* Device underestimate the Rx window */ 108#define IUC_MAX_WINDOW 0x20 /* Device underestimate the Rx window */
102#define IUC_MAX_XBOFS 0x40 /* Device need more xbofs than advertised */ 109#define IUC_MAX_XBOFS 0x40 /* Device need more xbofs than advertised */
110#define IUC_STIR_4210 0x80 /* SigmaTel 4210/4220/4116 VFIR */
103 111
104/* USB class definitions */ 112/* USB class definitions */
105#define USB_IRDA_HEADER 0x01 113#define USB_IRDA_HEADER 0x01
106#define USB_CLASS_IRDA 0x02 /* USB_CLASS_APP_SPEC subclass */ 114#define USB_CLASS_IRDA 0x02 /* USB_CLASS_APP_SPEC subclass */
107#define USB_DT_IRDA 0x21 115#define USB_DT_IRDA 0x21
116#define USB_IRDA_SIGMATEL_HEADER 0x03
117#define IU_SIGMATEL_MAX_RX_URBS (IU_MAX_ACTIVE_RX_URBS + USB_IRDA_SIGMATEL_HEADER)
108 118
109struct irda_class_desc { 119struct irda_class_desc {
110 __u8 bLength; 120 __u8 bLength;
@@ -123,6 +133,7 @@ struct irda_class_desc {
123 * (6.2.5, USB-IrDA class spec 1.0) */ 133 * (6.2.5, USB-IrDA class spec 1.0) */
124 134
125#define IU_REQ_GET_CLASS_DESC 0x06 135#define IU_REQ_GET_CLASS_DESC 0x06
136#define STIR421X_MAX_PATCH_DOWNLOAD_SIZE 1023
126 137
127struct irda_usb_cb { 138struct irda_usb_cb {
128 struct irda_class_desc *irda_desc; 139 struct irda_class_desc *irda_desc;
@@ -136,7 +147,8 @@ struct irda_usb_cb {
136 __u16 bulk_out_mtu; /* Max Tx packet size in bytes */ 147 __u16 bulk_out_mtu; /* Max Tx packet size in bytes */
137 __u8 bulk_int_ep; /* Interrupt Endpoint assignments */ 148 __u8 bulk_int_ep; /* Interrupt Endpoint assignments */
138 149
139 struct urb *rx_urb[IU_MAX_RX_URBS]; /* URBs used to receive data frames */ 150 __u8 max_rx_urb;
151 struct urb **rx_urb; /* URBs used to receive data frames */
140 struct urb *idle_rx_urb; /* Pointer to idle URB in Rx path */ 152 struct urb *idle_rx_urb; /* Pointer to idle URB in Rx path */
141 struct urb *tx_urb; /* URB used to send data frames */ 153 struct urb *tx_urb; /* URB used to send data frames */
142 struct urb *speed_urb; /* URB used to send speed commands */ 154 struct urb *speed_urb; /* URB used to send speed commands */
@@ -157,6 +169,9 @@ struct irda_usb_cb {
157 __u32 speed; /* Current speed */ 169 __u32 speed; /* Current speed */
158 __s32 new_speed; /* speed we need to set */ 170 __s32 new_speed; /* speed we need to set */
159 171
172 __u8 header_length; /* USB-IrDA frame header size */
173 int needspatch; /* device needs firmware patch */
174
160 struct timer_list rx_defer_timer; /* Wait for Rx error to clear */ 175 struct timer_list rx_defer_timer; /* Wait for Rx error to clear */
161}; 176};
162 177
diff --git a/drivers/net/irda/smsc-ircc2.c b/drivers/net/irda/smsc-ircc2.c
index ec94ecdb103d..bbcfc8ec35a1 100644
--- a/drivers/net/irda/smsc-ircc2.c
+++ b/drivers/net/irda/smsc-ircc2.c
@@ -11,6 +11,7 @@
11 * Copyright (c) 2002 Daniele Peri 11 * Copyright (c) 2002 Daniele Peri
12 * All Rights Reserved. 12 * All Rights Reserved.
13 * Copyright (c) 2002 Jean Tourrilhes 13 * Copyright (c) 2002 Jean Tourrilhes
14 * Copyright (c) 2006 Linus Walleij
14 * 15 *
15 * 16 *
16 * Based on smc-ircc.c: 17 * Based on smc-ircc.c:
@@ -61,6 +62,9 @@
61 62
62#include <linux/spinlock.h> 63#include <linux/spinlock.h>
63#include <linux/pm.h> 64#include <linux/pm.h>
65#ifdef CONFIG_PCI
66#include <linux/pci.h>
67#endif
64 68
65#include <net/irda/wrapper.h> 69#include <net/irda/wrapper.h>
66#include <net/irda/irda.h> 70#include <net/irda/irda.h>
@@ -100,6 +104,22 @@ MODULE_PARM_DESC(ircc_transceiver, "Transceiver type");
100 104
101/* Types */ 105/* Types */
102 106
107#ifdef CONFIG_PCI
108struct smsc_ircc_subsystem_configuration {
109 unsigned short vendor; /* PCI vendor ID */
110 unsigned short device; /* PCI vendor ID */
111 unsigned short subvendor; /* PCI subsystem vendor ID */
112 unsigned short subdevice; /* PCI sybsystem device ID */
113 unsigned short sir_io; /* I/O port for SIR */
114 unsigned short fir_io; /* I/O port for FIR */
115 unsigned char fir_irq; /* FIR IRQ */
116 unsigned char fir_dma; /* FIR DMA */
117 unsigned short cfg_base; /* I/O port for chip configuration */
118 int (*preconfigure)(struct pci_dev *dev, struct smsc_ircc_subsystem_configuration *conf); /* Preconfig function */
119 const char *name; /* name shown as info */
120};
121#endif
122
103struct smsc_transceiver { 123struct smsc_transceiver {
104 char *name; 124 char *name;
105 void (*set_for_speed)(int fir_base, u32 speed); 125 void (*set_for_speed)(int fir_base, u32 speed);
@@ -202,6 +222,16 @@ static int __init smsc_superio_flat(const struct smsc_chip *chips, unsigned shor
202static int __init smsc_superio_paged(const struct smsc_chip *chips, unsigned short cfg_base, char *type); 222static int __init smsc_superio_paged(const struct smsc_chip *chips, unsigned short cfg_base, char *type);
203static int __init smsc_superio_fdc(unsigned short cfg_base); 223static int __init smsc_superio_fdc(unsigned short cfg_base);
204static int __init smsc_superio_lpc(unsigned short cfg_base); 224static int __init smsc_superio_lpc(unsigned short cfg_base);
225#ifdef CONFIG_PCI
226static int __init preconfigure_smsc_chip(struct smsc_ircc_subsystem_configuration *conf);
227static int __init preconfigure_through_82801(struct pci_dev *dev, struct smsc_ircc_subsystem_configuration *conf);
228static int __init preconfigure_through_ali(struct pci_dev *dev, struct smsc_ircc_subsystem_configuration *conf);
229static int __init smsc_ircc_preconfigure_subsystems(unsigned short ircc_cfg,
230 unsigned short ircc_fir,
231 unsigned short ircc_sir,
232 unsigned char ircc_dma,
233 unsigned char ircc_irq);
234#endif
205 235
206/* Transceivers specific functions */ 236/* Transceivers specific functions */
207 237
@@ -353,6 +383,13 @@ static int __init smsc_ircc_init(void)
353 return ret; 383 return ret;
354 } 384 }
355 385
386#ifdef CONFIG_PCI
387 if (smsc_ircc_preconfigure_subsystems(ircc_cfg, ircc_fir, ircc_sir, ircc_dma, ircc_irq) < 0) {
388 /* Ignore errors from preconfiguration */
389 IRDA_ERROR("%s, Preconfiguration failed !\n", driver_name);
390 }
391#endif
392
356 dev_count = 0; 393 dev_count = 0;
357 394
358 if (ircc_fir > 0 && ircc_sir > 0) { 395 if (ircc_fir > 0 && ircc_sir > 0) {
@@ -2285,6 +2322,280 @@ static int __init smsc_superio_lpc(unsigned short cfg_base)
2285 return ret; 2322 return ret;
2286} 2323}
2287 2324
2325/*
2326 * Look for some specific subsystem setups that need
2327 * pre-configuration not properly done by the BIOS (especially laptops)
2328 * This code is based in part on smcinit.c, tosh1800-smcinit.c
2329 * and tosh2450-smcinit.c. The table lists the device entries
2330 * for ISA bridges with an LPC (Local Peripheral Configurator)
2331 * that are in turn used to configure the SMSC device with default
2332 * SIR and FIR I/O ports, DMA and IRQ.
2333 */
2334#ifdef CONFIG_PCI
2335#define PCIID_VENDOR_INTEL 0x8086
2336#define PCIID_VENDOR_ALI 0x10b9
2337static struct smsc_ircc_subsystem_configuration subsystem_configurations[] __devinitdata = {
2338 {
2339 .vendor = PCIID_VENDOR_INTEL, /* Intel 82801DBM LPC bridge */
2340 .device = 0x24cc,
2341 .subvendor = 0x103c,
2342 .subdevice = 0x088c,
2343 .sir_io = 0x02f8, /* Quite certain these are the same for nc8000 as for nc6000 */
2344 .fir_io = 0x0130,
2345 .fir_irq = 0x09,
2346 .fir_dma = 0x03,
2347 .cfg_base = 0x004e,
2348 .preconfigure = preconfigure_through_82801,
2349 .name = "HP nc8000",
2350 },
2351 {
2352 .vendor = PCIID_VENDOR_INTEL, /* Intel 82801DBM LPC bridge */
2353 .device = 0x24cc,
2354 .subvendor = 0x103c,
2355 .subdevice = 0x0890,
2356 .sir_io = 0x02f8,
2357 .fir_io = 0x0130,
2358 .fir_irq = 0x09,
2359 .fir_dma = 0x03,
2360 .cfg_base = 0x004e,
2361 .preconfigure = preconfigure_through_82801,
2362 .name = "HP nc6000",
2363 },
2364 {
2365 .vendor = PCIID_VENDOR_INTEL, /* Intel 82801DB/DBL (ICH4/ICH4-L) LPC Interface Bridge */
2366 .device = 0x24c0,
2367 .subvendor = 0x1179,
2368 .subdevice = 0xffff, /* 0xffff is "any", Not sure, 0x0001 or 0x0002 */
2369 .sir_io = 0x03f8,
2370 .fir_io = 0x0130,
2371 .fir_irq = 0x07,
2372 .fir_dma = 0x01,
2373 .cfg_base = 0x002e,
2374 .preconfigure = preconfigure_through_82801,
2375 .name = "Toshiba Satellite 2450",
2376 },
2377 {
2378 .vendor = PCIID_VENDOR_INTEL, /* Intel 82801CAM ISA bridge */
2379 .device = 0x248c, /* Some use 24cc? */
2380 .subvendor = 0x1179,
2381 .subdevice = 0xffff, /* 0xffff is "any", Not sure, 0x0001 or 0x0002 */
2382 .sir_io = 0x03f8,
2383 .fir_io = 0x0130,
2384 .fir_irq = 0x03,
2385 .fir_dma = 0x03,
2386 .cfg_base = 0x002e,
2387 .preconfigure = preconfigure_through_82801,
2388 .name = "Toshiba Satellite 5100/5200, Tecra 9100",
2389 },
2390 {
2391 .vendor = PCIID_VENDOR_ALI, /* ALi M1533/M1535 PCI to ISA Bridge [Aladdin IV/V/V+] */
2392 .device = 0x1533,
2393 .subvendor = 0x1179,
2394 .subdevice = 0xffff, /* 0xffff is "any", Not sure, 0x0001 or 0x0002 */
2395 .sir_io = 0x02e8,
2396 .fir_io = 0x02f8,
2397 .fir_irq = 0x07,
2398 .fir_dma = 0x03,
2399 .cfg_base = 0x002e,
2400 .preconfigure = preconfigure_through_ali,
2401 .name = "Toshiba Satellite 1800",
2402 },
2403 { } // Terminator
2404};
2405
2406
2407/*
2408 * This sets up the basic SMSC parameters (FIR port, SIR port, FIR DMA, FIR IRQ)
2409 * through the chip configuration port.
2410 */
2411static int __init preconfigure_smsc_chip(struct smsc_ircc_subsystem_configuration *conf)
2412{
2413 unsigned short iobase = conf->cfg_base;
2414 unsigned char tmpbyte;
2415
2416 outb(LPC47N227_CFGACCESSKEY, iobase); // enter configuration state
2417 outb(SMSCSIOFLAT_DEVICEID_REG, iobase); // set for device ID
2418 tmpbyte = inb(iobase +1); // Read device ID
2419 IRDA_DEBUG(0, "Detected Chip id: 0x%02x, setting up registers...\n",tmpbyte);
2420
2421 /* Disable UART1 and set up SIR I/O port */
2422 outb(0x24, iobase); // select CR24 - UART1 base addr
2423 outb(0x00, iobase + 1); // disable UART1
2424 outb(SMSCSIOFLAT_UART2BASEADDR_REG, iobase); // select CR25 - UART2 base addr
2425 outb( (conf->sir_io >> 2), iobase + 1); // bits 2-9 of 0x3f8
2426 tmpbyte = inb(iobase + 1);
2427 if (tmpbyte != (conf->sir_io >> 2) ) {
2428 IRDA_WARNING("ERROR: could not configure SIR ioport.\n");
2429 return -ENXIO;
2430 }
2431
2432 /* Set up FIR IRQ channel for UART2 */
2433 outb(SMSCSIOFLAT_UARTIRQSELECT_REG, iobase); // select CR28 - UART1,2 IRQ select
2434 tmpbyte = inb(iobase + 1);
2435 tmpbyte &= SMSCSIOFLAT_UART1IRQSELECT_MASK; // Do not touch the UART1 portion
2436 tmpbyte |= (conf->fir_irq & SMSCSIOFLAT_UART2IRQSELECT_MASK);
2437 outb(tmpbyte, iobase + 1);
2438 tmpbyte = inb(iobase + 1) & SMSCSIOFLAT_UART2IRQSELECT_MASK;
2439 if (tmpbyte != conf->fir_irq) {
2440 IRDA_WARNING("ERROR: could not configure FIR IRQ channel.\n");
2441 return -ENXIO;
2442 }
2443
2444 /* Set up FIR I/O port */
2445 outb(SMSCSIOFLAT_FIRBASEADDR_REG, iobase); // CR2B - SCE (FIR) base addr
2446 outb((conf->fir_io >> 3), iobase + 1);
2447 tmpbyte = inb(iobase + 1);
2448 if (tmpbyte != (conf->fir_io >> 3) ) {
2449 IRDA_WARNING("ERROR: could not configure FIR I/O port.\n");
2450 return -ENXIO;
2451 }
2452
2453 /* Set up FIR DMA channel */
2454 outb(SMSCSIOFLAT_FIRDMASELECT_REG, iobase); // CR2C - SCE (FIR) DMA select
2455 outb((conf->fir_dma & LPC47N227_FIRDMASELECT_MASK), iobase + 1); // DMA
2456 tmpbyte = inb(iobase + 1) & LPC47N227_FIRDMASELECT_MASK;
2457 if (tmpbyte != (conf->fir_dma & LPC47N227_FIRDMASELECT_MASK)) {
2458 IRDA_WARNING("ERROR: could not configure FIR DMA channel.\n");
2459 return -ENXIO;
2460 }
2461
2462 outb(SMSCSIOFLAT_UARTMODE0C_REG, iobase); // CR0C - UART mode
2463 tmpbyte = inb(iobase + 1);
2464 tmpbyte &= ~SMSCSIOFLAT_UART2MODE_MASK | SMSCSIOFLAT_UART2MODE_VAL_IRDA;
2465 outb(tmpbyte, iobase + 1); // enable IrDA (HPSIR) mode, high speed
2466
2467 outb(LPC47N227_APMBOOTDRIVE_REG, iobase); // CR07 - Auto Pwr Mgt/boot drive sel
2468 tmpbyte = inb(iobase + 1);
2469 outb(tmpbyte | LPC47N227_UART2AUTOPWRDOWN_MASK, iobase + 1); // enable UART2 autopower down
2470
2471 /* This one was not part of tosh1800 */
2472 outb(0x0a, iobase); // CR0a - ecp fifo / ir mux
2473 tmpbyte = inb(iobase + 1);
2474 outb(tmpbyte | 0x40, iobase + 1); // send active device to ir port
2475
2476 outb(LPC47N227_UART12POWER_REG, iobase); // CR02 - UART 1,2 power
2477 tmpbyte = inb(iobase + 1);
2478 outb(tmpbyte | LPC47N227_UART2POWERDOWN_MASK, iobase + 1); // UART2 power up mode, UART1 power down
2479
2480 outb(LPC47N227_FDCPOWERVALIDCONF_REG, iobase); // CR00 - FDC Power/valid config cycle
2481 tmpbyte = inb(iobase + 1);
2482 outb(tmpbyte | LPC47N227_VALID_MASK, iobase + 1); // valid config cycle done
2483
2484 outb(LPC47N227_CFGEXITKEY, iobase); // Exit configuration
2485
2486 return 0;
2487}
2488
2489/* 82801CAM registers */
2490#define VID 0x00
2491#define DID 0x02
2492#define PIRQA_ROUT 0x60
2493#define PCI_DMA_C 0x90
2494#define COM_DEC 0xe0
2495#define LPC_EN 0xe6
2496#define GEN2_DEC 0xec
2497/*
2498 * Sets up the I/O range using the 82801CAM ISA bridge, 82801DBM LPC bridge or
2499 * Intel 82801DB/DBL (ICH4/ICH4-L) LPC Interface Bridge. They all work the same way!
2500 */
2501static int __init preconfigure_through_82801(struct pci_dev *dev,
2502 struct smsc_ircc_subsystem_configuration *conf)
2503{
2504 unsigned short tmpword;
2505 int ret;
2506
2507 IRDA_MESSAGE("Setting up the SMSC device via the 82801 controller.\n");
2508 pci_write_config_byte(dev, COM_DEC, 0x10);
2509
2510 /* Enable LPC */
2511 pci_read_config_word(dev, LPC_EN, &tmpword); /* LPC_EN register */
2512 tmpword &= 0xfffd; /* mask bit 1 */
2513 tmpword |= 0x0001; /* set bit 0 : COMA addr range enable */
2514 pci_write_config_word(dev, LPC_EN, tmpword);
2515
2516 /* Setup DMA */
2517 pci_write_config_word(dev, PCI_DMA_C, 0xc0c0); /* LPC I/F DMA on, channel 3 -- rtm (?? PCI DMA ?) */
2518 pci_write_config_word(dev, GEN2_DEC, 0x131); /* LPC I/F 2nd decode range */
2519
2520 /* Pre-configure chip */
2521 ret = preconfigure_smsc_chip(conf);
2522
2523 /* Disable LPC */
2524 pci_read_config_word(dev, LPC_EN, &tmpword); /* LPC_EN register */
2525 tmpword &= 0xfffc; /* mask bit 1 and bit 0, COMA addr range disable */
2526 pci_write_config_word(dev, LPC_EN, tmpword);
2527 return ret;
2528}
2529
2530static int __init preconfigure_through_ali(struct pci_dev *dev,
2531 struct smsc_ircc_subsystem_configuration *conf)
2532{
2533 /* TODO: put in ALi 1533 configuration here. */
2534 IRDA_MESSAGE("SORRY: %s has an unsupported bridge controller (ALi): not pre-configured.\n", conf->name);
2535 return -ENODEV;
2536}
2537
2538static int __init smsc_ircc_preconfigure_subsystems(unsigned short ircc_cfg,
2539 unsigned short ircc_fir,
2540 unsigned short ircc_sir,
2541 unsigned char ircc_dma,
2542 unsigned char ircc_irq)
2543{
2544 struct pci_dev *dev = NULL;
2545 unsigned short ss_vendor = 0x0000;
2546 unsigned short ss_device = 0x0000;
2547 int ret = 0;
2548
2549 dev = pci_get_device(PCI_ANY_ID, PCI_ANY_ID, dev);
2550
2551 while (dev != NULL) {
2552 struct smsc_ircc_subsystem_configuration *conf;
2553
2554 /*
2555 * Cache the subsystem vendor/device: some manufacturers fail to set
2556 * this for all components, so we save it in case there is just
2557 * 0x0000 0x0000 on the device we want to check.
2558 */
2559 if (dev->subsystem_vendor != 0x0000U) {
2560 ss_vendor = dev->subsystem_vendor;
2561 ss_device = dev->subsystem_device;
2562 }
2563 conf = subsystem_configurations;
2564 for( ; conf->subvendor; conf++) {
2565 if(conf->vendor == dev->vendor &&
2566 conf->device == dev->device &&
2567 conf->subvendor == ss_vendor && /* Sometimes these are cached values */
2568 (conf->subdevice == ss_device || conf->subdevice == 0xffff)) {
2569 struct smsc_ircc_subsystem_configuration tmpconf;
2570
2571 memcpy(&tmpconf, conf, sizeof(struct smsc_ircc_subsystem_configuration));
2572
2573 /* Override the default values with anything passed in as parameter */
2574 if (ircc_cfg != 0)
2575 tmpconf.cfg_base = ircc_cfg;
2576 if (ircc_fir != 0)
2577 tmpconf.fir_io = ircc_fir;
2578 if (ircc_sir != 0)
2579 tmpconf.sir_io = ircc_sir;
2580 if (ircc_dma != 0xff)
2581 tmpconf.fir_dma = ircc_dma;
2582 if (ircc_irq != 0xff)
2583 tmpconf.fir_irq = ircc_irq;
2584
2585 IRDA_MESSAGE("Detected unconfigured %s SMSC IrDA chip, pre-configuring device.\n", conf->name);
2586 if (conf->preconfigure)
2587 ret = conf->preconfigure(dev, &tmpconf);
2588 else
2589 ret = -ENODEV;
2590 }
2591 }
2592 dev = pci_get_device(PCI_ANY_ID, PCI_ANY_ID, dev);
2593 }
2594
2595 return ret;
2596}
2597#endif // CONFIG_PCI
2598
2288/************************************************ 2599/************************************************
2289 * 2600 *
2290 * Transceivers specific functions 2601 * Transceivers specific functions
diff --git a/drivers/net/netconsole.c b/drivers/net/netconsole.c
index 75b35ad760de..66e74f740261 100644
--- a/drivers/net/netconsole.c
+++ b/drivers/net/netconsole.c
@@ -87,6 +87,7 @@ static void write_msg(struct console *con, const char *msg, unsigned int len)
87} 87}
88 88
89static struct console netconsole = { 89static struct console netconsole = {
90 .name = "netcon",
90 .flags = CON_ENABLED | CON_PRINTBUFFER, 91 .flags = CON_ENABLED | CON_PRINTBUFFER,
91 .write = write_msg 92 .write = write_msg
92}; 93};
diff --git a/drivers/net/tg3.c b/drivers/net/tg3.c
index 0b5358072172..73e271e59c6a 100644
--- a/drivers/net/tg3.c
+++ b/drivers/net/tg3.c
@@ -497,21 +497,20 @@ static void tg3_write_mem(struct tg3 *tp, u32 off, u32 val)
497 unsigned long flags; 497 unsigned long flags;
498 498
499 spin_lock_irqsave(&tp->indirect_lock, flags); 499 spin_lock_irqsave(&tp->indirect_lock, flags);
500 pci_write_config_dword(tp->pdev, TG3PCI_MEM_WIN_BASE_ADDR, off); 500 if (tp->tg3_flags & TG3_FLAG_SRAM_USE_CONFIG) {
501 pci_write_config_dword(tp->pdev, TG3PCI_MEM_WIN_DATA, val); 501 pci_write_config_dword(tp->pdev, TG3PCI_MEM_WIN_BASE_ADDR, off);
502 pci_write_config_dword(tp->pdev, TG3PCI_MEM_WIN_DATA, val);
502 503
503 /* Always leave this as zero. */ 504 /* Always leave this as zero. */
504 pci_write_config_dword(tp->pdev, TG3PCI_MEM_WIN_BASE_ADDR, 0); 505 pci_write_config_dword(tp->pdev, TG3PCI_MEM_WIN_BASE_ADDR, 0);
505 spin_unlock_irqrestore(&tp->indirect_lock, flags); 506 } else {
506} 507 tw32_f(TG3PCI_MEM_WIN_BASE_ADDR, off);
508 tw32_f(TG3PCI_MEM_WIN_DATA, val);
507 509
508static void tg3_write_mem_fast(struct tg3 *tp, u32 off, u32 val) 510 /* Always leave this as zero. */
509{ 511 tw32_f(TG3PCI_MEM_WIN_BASE_ADDR, 0);
510 /* If no workaround is needed, write to mem space directly */ 512 }
511 if (tp->write32 != tg3_write_indirect_reg32) 513 spin_unlock_irqrestore(&tp->indirect_lock, flags);
512 tw32(NIC_SRAM_WIN_BASE + off, val);
513 else
514 tg3_write_mem(tp, off, val);
515} 514}
516 515
517static void tg3_read_mem(struct tg3 *tp, u32 off, u32 *val) 516static void tg3_read_mem(struct tg3 *tp, u32 off, u32 *val)
@@ -519,11 +518,19 @@ static void tg3_read_mem(struct tg3 *tp, u32 off, u32 *val)
519 unsigned long flags; 518 unsigned long flags;
520 519
521 spin_lock_irqsave(&tp->indirect_lock, flags); 520 spin_lock_irqsave(&tp->indirect_lock, flags);
522 pci_write_config_dword(tp->pdev, TG3PCI_MEM_WIN_BASE_ADDR, off); 521 if (tp->tg3_flags & TG3_FLAG_SRAM_USE_CONFIG) {
523 pci_read_config_dword(tp->pdev, TG3PCI_MEM_WIN_DATA, val); 522 pci_write_config_dword(tp->pdev, TG3PCI_MEM_WIN_BASE_ADDR, off);
523 pci_read_config_dword(tp->pdev, TG3PCI_MEM_WIN_DATA, val);
524 524
525 /* Always leave this as zero. */ 525 /* Always leave this as zero. */
526 pci_write_config_dword(tp->pdev, TG3PCI_MEM_WIN_BASE_ADDR, 0); 526 pci_write_config_dword(tp->pdev, TG3PCI_MEM_WIN_BASE_ADDR, 0);
527 } else {
528 tw32_f(TG3PCI_MEM_WIN_BASE_ADDR, off);
529 *val = tr32(TG3PCI_MEM_WIN_DATA);
530
531 /* Always leave this as zero. */
532 tw32_f(TG3PCI_MEM_WIN_BASE_ADDR, 0);
533 }
527 spin_unlock_irqrestore(&tp->indirect_lock, flags); 534 spin_unlock_irqrestore(&tp->indirect_lock, flags);
528} 535}
529 536
@@ -1367,12 +1374,12 @@ static int tg3_set_power_state(struct tg3 *tp, pci_power_t state)
1367 } 1374 }
1368 } 1375 }
1369 1376
1377 tg3_write_sig_post_reset(tp, RESET_KIND_SHUTDOWN);
1378
1370 /* Finally, set the new power state. */ 1379 /* Finally, set the new power state. */
1371 pci_write_config_word(tp->pdev, pm + PCI_PM_CTRL, power_control); 1380 pci_write_config_word(tp->pdev, pm + PCI_PM_CTRL, power_control);
1372 udelay(100); /* Delay after power state change */ 1381 udelay(100); /* Delay after power state change */
1373 1382
1374 tg3_write_sig_post_reset(tp, RESET_KIND_SHUTDOWN);
1375
1376 return 0; 1383 return 0;
1377} 1384}
1378 1385
@@ -5828,10 +5835,14 @@ static int tg3_reset_hw(struct tg3 *tp)
5828 GRC_MODE_NO_TX_PHDR_CSUM | 5835 GRC_MODE_NO_TX_PHDR_CSUM |
5829 GRC_MODE_NO_RX_PHDR_CSUM); 5836 GRC_MODE_NO_RX_PHDR_CSUM);
5830 tp->grc_mode |= GRC_MODE_HOST_SENDBDS; 5837 tp->grc_mode |= GRC_MODE_HOST_SENDBDS;
5831 if (tp->tg3_flags & TG3_FLAG_NO_TX_PSEUDO_CSUM) 5838
5832 tp->grc_mode |= GRC_MODE_NO_TX_PHDR_CSUM; 5839 /* Pseudo-header checksum is done by hardware logic and not
5833 if (tp->tg3_flags & TG3_FLAG_NO_RX_PSEUDO_CSUM) 5840 * the offload processers, so make the chip do the pseudo-
5834 tp->grc_mode |= GRC_MODE_NO_RX_PHDR_CSUM; 5841 * header checksums on receive. For transmit it is more
5842 * convenient to do the pseudo-header checksum in software
5843 * as Linux does that on transmit for us in all cases.
5844 */
5845 tp->grc_mode |= GRC_MODE_NO_TX_PHDR_CSUM;
5835 5846
5836 tw32(GRC_MODE, 5847 tw32(GRC_MODE,
5837 tp->grc_mode | 5848 tp->grc_mode |
@@ -6535,11 +6546,11 @@ static void tg3_timer(unsigned long __opaque)
6535 if (tp->tg3_flags & TG3_FLAG_ENABLE_ASF) { 6546 if (tp->tg3_flags & TG3_FLAG_ENABLE_ASF) {
6536 u32 val; 6547 u32 val;
6537 6548
6538 tg3_write_mem_fast(tp, NIC_SRAM_FW_CMD_MBOX, 6549 tg3_write_mem(tp, NIC_SRAM_FW_CMD_MBOX,
6539 FWCMD_NICDRV_ALIVE2); 6550 FWCMD_NICDRV_ALIVE2);
6540 tg3_write_mem_fast(tp, NIC_SRAM_FW_CMD_LEN_MBOX, 4); 6551 tg3_write_mem(tp, NIC_SRAM_FW_CMD_LEN_MBOX, 4);
6541 /* 5 seconds timeout */ 6552 /* 5 seconds timeout */
6542 tg3_write_mem_fast(tp, NIC_SRAM_FW_CMD_DATA_MBOX, 5); 6553 tg3_write_mem(tp, NIC_SRAM_FW_CMD_DATA_MBOX, 5);
6543 val = tr32(GRC_RX_CPU_EVENT); 6554 val = tr32(GRC_RX_CPU_EVENT);
6544 val |= (1 << 14); 6555 val |= (1 << 14);
6545 tw32(GRC_RX_CPU_EVENT, val); 6556 tw32(GRC_RX_CPU_EVENT, val);
@@ -8034,9 +8045,13 @@ static int tg3_test_nvram(struct tg3 *tp)
8034 for (i = 0; i < size; i++) 8045 for (i = 0; i < size; i++)
8035 csum8 += buf8[i]; 8046 csum8 += buf8[i];
8036 8047
8037 if (csum8 == 0) 8048 if (csum8 == 0) {
8038 return 0; 8049 err = 0;
8039 return -EIO; 8050 goto out;
8051 }
8052
8053 err = -EIO;
8054 goto out;
8040 } 8055 }
8041 8056
8042 /* Bootstrap checksum at offset 0x10 */ 8057 /* Bootstrap checksum at offset 0x10 */
@@ -9531,8 +9546,11 @@ static void __devinit tg3_get_eeprom_hw_cfg(struct tg3 *tp)
9531 tp->led_ctrl = LED_CTRL_MODE_PHY_1; 9546 tp->led_ctrl = LED_CTRL_MODE_PHY_1;
9532 9547
9533 /* Do not even try poking around in here on Sun parts. */ 9548 /* Do not even try poking around in here on Sun parts. */
9534 if (tp->tg3_flags2 & TG3_FLG2_SUN_570X) 9549 if (tp->tg3_flags2 & TG3_FLG2_SUN_570X) {
9550 /* All SUN chips are built-in LOMs. */
9551 tp->tg3_flags |= TG3_FLAG_EEPROM_WRITE_PROT;
9535 return; 9552 return;
9553 }
9536 9554
9537 tg3_read_mem(tp, NIC_SRAM_DATA_SIG, &val); 9555 tg3_read_mem(tp, NIC_SRAM_DATA_SIG, &val);
9538 if (val == NIC_SRAM_DATA_SIG_MAGIC) { 9556 if (val == NIC_SRAM_DATA_SIG_MAGIC) {
@@ -9630,9 +9648,7 @@ static void __devinit tg3_get_eeprom_hw_cfg(struct tg3 *tp)
9630 tp->pdev->subsystem_vendor == PCI_VENDOR_ID_DELL) 9648 tp->pdev->subsystem_vendor == PCI_VENDOR_ID_DELL)
9631 tp->led_ctrl = LED_CTRL_MODE_PHY_2; 9649 tp->led_ctrl = LED_CTRL_MODE_PHY_2;
9632 9650
9633 if ((GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5700) && 9651 if (nic_cfg & NIC_SRAM_DATA_CFG_EEPROM_WP)
9634 (GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5701) &&
9635 (nic_cfg & NIC_SRAM_DATA_CFG_EEPROM_WP))
9636 tp->tg3_flags |= TG3_FLAG_EEPROM_WRITE_PROT; 9652 tp->tg3_flags |= TG3_FLAG_EEPROM_WRITE_PROT;
9637 9653
9638 if (nic_cfg & NIC_SRAM_DATA_CFG_ASF_ENABLE) { 9654 if (nic_cfg & NIC_SRAM_DATA_CFG_ASF_ENABLE) {
@@ -10257,6 +10273,13 @@ static int __devinit tg3_get_invariants(struct tg3 *tp)
10257 pci_write_config_word(tp->pdev, PCI_COMMAND, pci_cmd); 10273 pci_write_config_word(tp->pdev, PCI_COMMAND, pci_cmd);
10258 } 10274 }
10259 10275
10276 if (tp->write32 == tg3_write_indirect_reg32 ||
10277 ((tp->tg3_flags & TG3_FLAG_PCIX_MODE) &&
10278 (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5700 ||
10279 GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5701)) ||
10280 (tp->tg3_flags2 & TG3_FLG2_SUN_570X))
10281 tp->tg3_flags |= TG3_FLAG_SRAM_USE_CONFIG;
10282
10260 /* Get eeprom hw config before calling tg3_set_power_state(). 10283 /* Get eeprom hw config before calling tg3_set_power_state().
10261 * In particular, the TG3_FLAG_EEPROM_WRITE_PROT flag must be 10284 * In particular, the TG3_FLAG_EEPROM_WRITE_PROT flag must be
10262 * determined before calling tg3_set_power_state() so that 10285 * determined before calling tg3_set_power_state() so that
@@ -10299,15 +10322,6 @@ static int __devinit tg3_get_invariants(struct tg3 *tp)
10299 if (tp->pci_chip_rev_id == CHIPREV_ID_5700_B0) 10322 if (tp->pci_chip_rev_id == CHIPREV_ID_5700_B0)
10300 tp->tg3_flags |= TG3_FLAG_BROKEN_CHECKSUMS; 10323 tp->tg3_flags |= TG3_FLAG_BROKEN_CHECKSUMS;
10301 10324
10302 /* Pseudo-header checksum is done by hardware logic and not
10303 * the offload processers, so make the chip do the pseudo-
10304 * header checksums on receive. For transmit it is more
10305 * convenient to do the pseudo-header checksum in software
10306 * as Linux does that on transmit for us in all cases.
10307 */
10308 tp->tg3_flags |= TG3_FLAG_NO_TX_PSEUDO_CSUM;
10309 tp->tg3_flags &= ~TG3_FLAG_NO_RX_PSEUDO_CSUM;
10310
10311 /* Derive initial jumbo mode from MTU assigned in 10325 /* Derive initial jumbo mode from MTU assigned in
10312 * ether_setup() via the alloc_etherdev() call 10326 * ether_setup() via the alloc_etherdev() call
10313 */ 10327 */
diff --git a/drivers/net/tg3.h b/drivers/net/tg3.h
index c43cc3264202..8c8b987d1250 100644
--- a/drivers/net/tg3.h
+++ b/drivers/net/tg3.h
@@ -2171,8 +2171,7 @@ struct tg3 {
2171#define TG3_FLAG_PCIX_MODE 0x00020000 2171#define TG3_FLAG_PCIX_MODE 0x00020000
2172#define TG3_FLAG_PCI_HIGH_SPEED 0x00040000 2172#define TG3_FLAG_PCI_HIGH_SPEED 0x00040000
2173#define TG3_FLAG_PCI_32BIT 0x00080000 2173#define TG3_FLAG_PCI_32BIT 0x00080000
2174#define TG3_FLAG_NO_TX_PSEUDO_CSUM 0x00100000 2174#define TG3_FLAG_SRAM_USE_CONFIG 0x00100000
2175#define TG3_FLAG_NO_RX_PSEUDO_CSUM 0x00200000
2176#define TG3_FLAG_SERDES_WOL_CAP 0x00400000 2175#define TG3_FLAG_SERDES_WOL_CAP 0x00400000
2177#define TG3_FLAG_JUMBO_RING_ENABLE 0x00800000 2176#define TG3_FLAG_JUMBO_RING_ENABLE 0x00800000
2178#define TG3_FLAG_10_100_ONLY 0x01000000 2177#define TG3_FLAG_10_100_ONLY 0x01000000
diff --git a/drivers/parport/parport_serial.c b/drivers/parport/parport_serial.c
index d121644646b9..98b83a85c60e 100644
--- a/drivers/parport/parport_serial.c
+++ b/drivers/parport/parport_serial.c
@@ -100,8 +100,6 @@ static struct pci_device_id parport_serial_pci_tbl[] = {
100 PCI_ANY_ID, PCI_ANY_ID, 0, 0, netmos_9xx5_combo }, 100 PCI_ANY_ID, PCI_ANY_ID, 0, 0, netmos_9xx5_combo },
101 { PCI_VENDOR_ID_NETMOS, PCI_DEVICE_ID_NETMOS_9835, 101 { PCI_VENDOR_ID_NETMOS, PCI_DEVICE_ID_NETMOS_9835,
102 PCI_ANY_ID, PCI_ANY_ID, 0, 0, netmos_9xx5_combo }, 102 PCI_ANY_ID, PCI_ANY_ID, 0, 0, netmos_9xx5_combo },
103 { PCI_VENDOR_ID_NETMOS, PCI_DEVICE_ID_NETMOS_9835,
104 PCI_ANY_ID, PCI_ANY_ID, 0, 0, netmos_9xx5_combo },
105 { PCI_VENDOR_ID_NETMOS, PCI_DEVICE_ID_NETMOS_9845, 103 { PCI_VENDOR_ID_NETMOS, PCI_DEVICE_ID_NETMOS_9845,
106 PCI_ANY_ID, PCI_ANY_ID, 0, 0, netmos_9xx5_combo }, 104 PCI_ANY_ID, PCI_ANY_ID, 0, 0, netmos_9xx5_combo },
107 { PCI_VENDOR_ID_NETMOS, PCI_DEVICE_ID_NETMOS_9855, 105 { PCI_VENDOR_ID_NETMOS, PCI_DEVICE_ID_NETMOS_9855,
diff --git a/drivers/rtc/Kconfig b/drivers/rtc/Kconfig
index 929dd8090578..65d090dbef46 100644
--- a/drivers/rtc/Kconfig
+++ b/drivers/rtc/Kconfig
@@ -147,6 +147,16 @@ config RTC_DRV_SA1100
147 To compile this driver as a module, choose M here: the 147 To compile this driver as a module, choose M here: the
148 module will be called rtc-sa1100. 148 module will be called rtc-sa1100.
149 149
150config RTC_DRV_VR41XX
151 tristate "NEC VR41XX"
152 depends on RTC_CLASS && CPU_VR41XX
153 help
154 If you say Y here you will get access to the real time clock
155 built into your NEC VR41XX CPU.
156
157 To compile this driver as a module, choose M here: the
158 module will be called rtc-vr41xx.
159
150config RTC_DRV_TEST 160config RTC_DRV_TEST
151 tristate "Test driver/device" 161 tristate "Test driver/device"
152 depends on RTC_CLASS 162 depends on RTC_CLASS
diff --git a/drivers/rtc/Makefile b/drivers/rtc/Makefile
index 8d4c7fe88d58..a9ca0f171686 100644
--- a/drivers/rtc/Makefile
+++ b/drivers/rtc/Makefile
@@ -19,3 +19,4 @@ obj-$(CONFIG_RTC_DRV_RS5C372) += rtc-rs5c372.o
19obj-$(CONFIG_RTC_DRV_M48T86) += rtc-m48t86.o 19obj-$(CONFIG_RTC_DRV_M48T86) += rtc-m48t86.o
20obj-$(CONFIG_RTC_DRV_EP93XX) += rtc-ep93xx.o 20obj-$(CONFIG_RTC_DRV_EP93XX) += rtc-ep93xx.o
21obj-$(CONFIG_RTC_DRV_SA1100) += rtc-sa1100.o 21obj-$(CONFIG_RTC_DRV_SA1100) += rtc-sa1100.o
22obj-$(CONFIG_RTC_DRV_VR41XX) += rtc-vr41xx.o
diff --git a/drivers/rtc/class.c b/drivers/rtc/class.c
index 8533936d50d8..413c7d54ea10 100644
--- a/drivers/rtc/class.c
+++ b/drivers/rtc/class.c
@@ -96,6 +96,8 @@ exit_idr:
96 idr_remove(&rtc_idr, id); 96 idr_remove(&rtc_idr, id);
97 97
98exit: 98exit:
99 dev_err(dev, "rtc core: unable to register %s, err = %d\n",
100 name, err);
99 return ERR_PTR(err); 101 return ERR_PTR(err);
100} 102}
101EXPORT_SYMBOL_GPL(rtc_device_register); 103EXPORT_SYMBOL_GPL(rtc_device_register);
diff --git a/drivers/rtc/rtc-ds1672.c b/drivers/rtc/rtc-ds1672.c
index 358695a416f3..9be81fd4737c 100644
--- a/drivers/rtc/rtc-ds1672.c
+++ b/drivers/rtc/rtc-ds1672.c
@@ -1,6 +1,8 @@
1/* 1/*
2 * An rtc/i2c driver for the Dallas DS1672 2 * An rtc/i2c driver for the Dallas DS1672
3 * Copyright 2005 Alessandro Zummo 3 * Copyright 2005-06 Tower Technologies
4 *
5 * Author: Alessandro Zummo <a.zummo@towertech.it>
4 * 6 *
5 * This program is free software; you can redistribute it and/or modify 7 * This program is free software; you can redistribute it and/or modify
6 * it under the terms of the GNU General Public License version 2 as 8 * it under the terms of the GNU General Public License version 2 as
@@ -11,7 +13,7 @@
11#include <linux/i2c.h> 13#include <linux/i2c.h>
12#include <linux/rtc.h> 14#include <linux/rtc.h>
13 15
14#define DRV_VERSION "0.2" 16#define DRV_VERSION "0.3"
15 17
16/* Addresses to scan: none. This chip cannot be detected. */ 18/* Addresses to scan: none. This chip cannot be detected. */
17static unsigned short normal_i2c[] = { I2C_CLIENT_END }; 19static unsigned short normal_i2c[] = { I2C_CLIENT_END };
@@ -25,6 +27,7 @@ I2C_CLIENT_INSMOD;
25#define DS1672_REG_CONTROL 4 27#define DS1672_REG_CONTROL 4
26#define DS1672_REG_TRICKLE 5 28#define DS1672_REG_TRICKLE 5
27 29
30#define DS1672_REG_CONTROL_EOSC 0x80
28 31
29/* Prototypes */ 32/* Prototypes */
30static int ds1672_probe(struct i2c_adapter *adapter, int address, int kind); 33static int ds1672_probe(struct i2c_adapter *adapter, int address, int kind);
@@ -53,8 +56,7 @@ static int ds1672_get_datetime(struct i2c_client *client, struct rtc_time *tm)
53 56
54 dev_dbg(&client->dev, 57 dev_dbg(&client->dev,
55 "%s: raw read data - counters=%02x,%02x,%02x,%02x\n" 58 "%s: raw read data - counters=%02x,%02x,%02x,%02x\n"
56 __FUNCTION__, 59 __FUNCTION__, buf[0], buf[1], buf[2], buf[3]);
57 buf[0], buf[1], buf[2], buf[3]);
58 60
59 time = (buf[3] << 24) | (buf[2] << 16) | (buf[1] << 8) | buf[0]; 61 time = (buf[3] << 24) | (buf[2] << 16) | (buf[1] << 8) | buf[0];
60 62
@@ -62,8 +64,7 @@ static int ds1672_get_datetime(struct i2c_client *client, struct rtc_time *tm)
62 64
63 dev_dbg(&client->dev, "%s: tm is secs=%d, mins=%d, hours=%d, " 65 dev_dbg(&client->dev, "%s: tm is secs=%d, mins=%d, hours=%d, "
64 "mday=%d, mon=%d, year=%d, wday=%d\n", 66 "mday=%d, mon=%d, year=%d, wday=%d\n",
65 __FUNCTION__, 67 __FUNCTION__, tm->tm_sec, tm->tm_min, tm->tm_hour,
66 tm->tm_sec, tm->tm_min, tm->tm_hour,
67 tm->tm_mday, tm->tm_mon, tm->tm_year, tm->tm_wday); 68 tm->tm_mday, tm->tm_mon, tm->tm_year, tm->tm_wday);
68 69
69 return 0; 70 return 0;
@@ -72,16 +73,17 @@ static int ds1672_get_datetime(struct i2c_client *client, struct rtc_time *tm)
72static int ds1672_set_mmss(struct i2c_client *client, unsigned long secs) 73static int ds1672_set_mmss(struct i2c_client *client, unsigned long secs)
73{ 74{
74 int xfer; 75 int xfer;
75 unsigned char buf[5]; 76 unsigned char buf[6];
76 77
77 buf[0] = DS1672_REG_CNT_BASE; 78 buf[0] = DS1672_REG_CNT_BASE;
78 buf[1] = secs & 0x000000FF; 79 buf[1] = secs & 0x000000FF;
79 buf[2] = (secs & 0x0000FF00) >> 8; 80 buf[2] = (secs & 0x0000FF00) >> 8;
80 buf[3] = (secs & 0x00FF0000) >> 16; 81 buf[3] = (secs & 0x00FF0000) >> 16;
81 buf[4] = (secs & 0xFF000000) >> 24; 82 buf[4] = (secs & 0xFF000000) >> 24;
83 buf[5] = 0; /* set control reg to enable counting */
82 84
83 xfer = i2c_master_send(client, buf, 5); 85 xfer = i2c_master_send(client, buf, 6);
84 if (xfer != 5) { 86 if (xfer != 6) {
85 dev_err(&client->dev, "%s: send: %d\n", __FUNCTION__, xfer); 87 dev_err(&client->dev, "%s: send: %d\n", __FUNCTION__, xfer);
86 return -EIO; 88 return -EIO;
87 } 89 }
@@ -120,6 +122,40 @@ static int ds1672_rtc_set_mmss(struct device *dev, unsigned long secs)
120 return ds1672_set_mmss(to_i2c_client(dev), secs); 122 return ds1672_set_mmss(to_i2c_client(dev), secs);
121} 123}
122 124
125static int ds1672_get_control(struct i2c_client *client, u8 *status)
126{
127 unsigned char addr = DS1672_REG_CONTROL;
128
129 struct i2c_msg msgs[] = {
130 { client->addr, 0, 1, &addr }, /* setup read ptr */
131 { client->addr, I2C_M_RD, 1, status }, /* read control */
132 };
133
134 /* read control register */
135 if ((i2c_transfer(client->adapter, &msgs[0], 2)) != 2) {
136 dev_err(&client->dev, "%s: read error\n", __FUNCTION__);
137 return -EIO;
138 }
139
140 return 0;
141}
142
143/* following are the sysfs callback functions */
144static ssize_t show_control(struct device *dev, struct device_attribute *attr, char *buf)
145{
146 struct i2c_client *client = to_i2c_client(dev);
147 u8 control;
148 int err;
149
150 err = ds1672_get_control(client, &control);
151 if (err)
152 return err;
153
154 return sprintf(buf, "%s\n", (control & DS1672_REG_CONTROL_EOSC)
155 ? "disabled" : "enabled");
156}
157static DEVICE_ATTR(control, S_IRUGO, show_control, NULL);
158
123static struct rtc_class_ops ds1672_rtc_ops = { 159static struct rtc_class_ops ds1672_rtc_ops = {
124 .read_time = ds1672_rtc_read_time, 160 .read_time = ds1672_rtc_read_time,
125 .set_time = ds1672_rtc_set_time, 161 .set_time = ds1672_rtc_set_time,
@@ -128,7 +164,6 @@ static struct rtc_class_ops ds1672_rtc_ops = {
128 164
129static int ds1672_attach(struct i2c_adapter *adapter) 165static int ds1672_attach(struct i2c_adapter *adapter)
130{ 166{
131 dev_dbg(&adapter->dev, "%s\n", __FUNCTION__);
132 return i2c_probe(adapter, &addr_data, ds1672_probe); 167 return i2c_probe(adapter, &addr_data, ds1672_probe);
133} 168}
134 169
@@ -137,8 +172,6 @@ static int ds1672_detach(struct i2c_client *client)
137 int err; 172 int err;
138 struct rtc_device *rtc = i2c_get_clientdata(client); 173 struct rtc_device *rtc = i2c_get_clientdata(client);
139 174
140 dev_dbg(&client->dev, "%s\n", __FUNCTION__);
141
142 if (rtc) 175 if (rtc)
143 rtc_device_unregister(rtc); 176 rtc_device_unregister(rtc);
144 177
@@ -162,6 +195,7 @@ static struct i2c_driver ds1672_driver = {
162static int ds1672_probe(struct i2c_adapter *adapter, int address, int kind) 195static int ds1672_probe(struct i2c_adapter *adapter, int address, int kind)
163{ 196{
164 int err = 0; 197 int err = 0;
198 u8 control;
165 struct i2c_client *client; 199 struct i2c_client *client;
166 struct rtc_device *rtc; 200 struct rtc_device *rtc;
167 201
@@ -195,13 +229,23 @@ static int ds1672_probe(struct i2c_adapter *adapter, int address, int kind)
195 229
196 if (IS_ERR(rtc)) { 230 if (IS_ERR(rtc)) {
197 err = PTR_ERR(rtc); 231 err = PTR_ERR(rtc);
198 dev_err(&client->dev,
199 "unable to register the class device\n");
200 goto exit_detach; 232 goto exit_detach;
201 } 233 }
202 234
203 i2c_set_clientdata(client, rtc); 235 i2c_set_clientdata(client, rtc);
204 236
237 /* read control register */
238 err = ds1672_get_control(client, &control);
239 if (err)
240 goto exit_detach;
241
242 if (control & DS1672_REG_CONTROL_EOSC)
243 dev_warn(&client->dev, "Oscillator not enabled. "
244 "Set time to enable.\n");
245
246 /* Register sysfs hooks */
247 device_create_file(&client->dev, &dev_attr_control);
248
205 return 0; 249 return 0;
206 250
207exit_detach: 251exit_detach:
diff --git a/drivers/rtc/rtc-ep93xx.c b/drivers/rtc/rtc-ep93xx.c
index 0dd80ea686a9..e1a1169e4664 100644
--- a/drivers/rtc/rtc-ep93xx.c
+++ b/drivers/rtc/rtc-ep93xx.c
@@ -67,7 +67,6 @@ static int ep93xx_rtc_proc(struct device *dev, struct seq_file *seq)
67 67
68 ep93xx_get_swcomp(dev, &preload, &delete); 68 ep93xx_get_swcomp(dev, &preload, &delete);
69 69
70 seq_printf(seq, "24hr\t\t: yes\n");
71 seq_printf(seq, "preload\t\t: %d\n", preload); 70 seq_printf(seq, "preload\t\t: %d\n", preload);
72 seq_printf(seq, "delete\t\t: %d\n", delete); 71 seq_printf(seq, "delete\t\t: %d\n", delete);
73 72
@@ -110,7 +109,6 @@ static int __devinit ep93xx_rtc_probe(struct platform_device *dev)
110 &dev->dev, &ep93xx_rtc_ops, THIS_MODULE); 109 &dev->dev, &ep93xx_rtc_ops, THIS_MODULE);
111 110
112 if (IS_ERR(rtc)) { 111 if (IS_ERR(rtc)) {
113 dev_err(&dev->dev, "unable to register\n");
114 return PTR_ERR(rtc); 112 return PTR_ERR(rtc);
115 } 113 }
116 114
diff --git a/drivers/rtc/rtc-m48t86.c b/drivers/rtc/rtc-m48t86.c
index db445c872b1b..f6e7ee04f3dc 100644
--- a/drivers/rtc/rtc-m48t86.c
+++ b/drivers/rtc/rtc-m48t86.c
@@ -23,7 +23,7 @@
23#define M48T86_REG_SECALRM 0x01 23#define M48T86_REG_SECALRM 0x01
24#define M48T86_REG_MIN 0x02 24#define M48T86_REG_MIN 0x02
25#define M48T86_REG_MINALRM 0x03 25#define M48T86_REG_MINALRM 0x03
26#define M48T86_REG_HOUR 0x04 26#define M48T86_REG_HOUR 0x04
27#define M48T86_REG_HOURALRM 0x05 27#define M48T86_REG_HOURALRM 0x05
28#define M48T86_REG_DOW 0x06 /* 1 = sunday */ 28#define M48T86_REG_DOW 0x06 /* 1 = sunday */
29#define M48T86_REG_DOM 0x07 29#define M48T86_REG_DOM 0x07
@@ -127,9 +127,6 @@ static int m48t86_rtc_proc(struct device *dev, struct seq_file *seq)
127 127
128 reg = ops->readb(M48T86_REG_B); 128 reg = ops->readb(M48T86_REG_B);
129 129
130 seq_printf(seq, "24hr\t\t: %s\n",
131 (reg & M48T86_REG_B_H24) ? "yes" : "no");
132
133 seq_printf(seq, "mode\t\t: %s\n", 130 seq_printf(seq, "mode\t\t: %s\n",
134 (reg & M48T86_REG_B_DM) ? "binary" : "bcd"); 131 (reg & M48T86_REG_B_DM) ? "binary" : "bcd");
135 132
@@ -154,10 +151,8 @@ static int __devinit m48t86_rtc_probe(struct platform_device *dev)
154 struct rtc_device *rtc = rtc_device_register("m48t86", 151 struct rtc_device *rtc = rtc_device_register("m48t86",
155 &dev->dev, &m48t86_rtc_ops, THIS_MODULE); 152 &dev->dev, &m48t86_rtc_ops, THIS_MODULE);
156 153
157 if (IS_ERR(rtc)) { 154 if (IS_ERR(rtc))
158 dev_err(&dev->dev, "unable to register\n");
159 return PTR_ERR(rtc); 155 return PTR_ERR(rtc);
160 }
161 156
162 platform_set_drvdata(dev, rtc); 157 platform_set_drvdata(dev, rtc);
163 158
diff --git a/drivers/rtc/rtc-pcf8563.c b/drivers/rtc/rtc-pcf8563.c
index d857d45bdbe8..ba9a583b7b68 100644
--- a/drivers/rtc/rtc-pcf8563.c
+++ b/drivers/rtc/rtc-pcf8563.c
@@ -227,14 +227,7 @@ static int pcf8563_rtc_set_time(struct device *dev, struct rtc_time *tm)
227 return pcf8563_set_datetime(to_i2c_client(dev), tm); 227 return pcf8563_set_datetime(to_i2c_client(dev), tm);
228} 228}
229 229
230static int pcf8563_rtc_proc(struct device *dev, struct seq_file *seq)
231{
232 seq_printf(seq, "24hr\t\t: yes\n");
233 return 0;
234}
235
236static struct rtc_class_ops pcf8563_rtc_ops = { 230static struct rtc_class_ops pcf8563_rtc_ops = {
237 .proc = pcf8563_rtc_proc,
238 .read_time = pcf8563_rtc_read_time, 231 .read_time = pcf8563_rtc_read_time,
239 .set_time = pcf8563_rtc_set_time, 232 .set_time = pcf8563_rtc_set_time,
240}; 233};
@@ -297,8 +290,6 @@ static int pcf8563_probe(struct i2c_adapter *adapter, int address, int kind)
297 290
298 if (IS_ERR(rtc)) { 291 if (IS_ERR(rtc)) {
299 err = PTR_ERR(rtc); 292 err = PTR_ERR(rtc);
300 dev_err(&client->dev,
301 "unable to register the class device\n");
302 goto exit_detach; 293 goto exit_detach;
303 } 294 }
304 295
@@ -321,8 +312,6 @@ static int pcf8563_detach(struct i2c_client *client)
321 int err; 312 int err;
322 struct rtc_device *rtc = i2c_get_clientdata(client); 313 struct rtc_device *rtc = i2c_get_clientdata(client);
323 314
324 dev_dbg(&client->dev, "%s\n", __FUNCTION__);
325
326 if (rtc) 315 if (rtc)
327 rtc_device_unregister(rtc); 316 rtc_device_unregister(rtc);
328 317
diff --git a/drivers/rtc/rtc-proc.c b/drivers/rtc/rtc-proc.c
index 90b8a97a0919..cef5f5a3bbf9 100644
--- a/drivers/rtc/rtc-proc.c
+++ b/drivers/rtc/rtc-proc.c
@@ -71,6 +71,8 @@ static int rtc_proc_show(struct seq_file *seq, void *offset)
71 alrm.pending ? "yes" : "no"); 71 alrm.pending ? "yes" : "no");
72 } 72 }
73 73
74 seq_printf(seq, "24hr\t\t: yes\n");
75
74 if (ops->proc) 76 if (ops->proc)
75 ops->proc(class_dev->dev, seq); 77 ops->proc(class_dev->dev, seq);
76 78
diff --git a/drivers/rtc/rtc-rs5c372.c b/drivers/rtc/rtc-rs5c372.c
index 396c8681f66c..7553d797603f 100644
--- a/drivers/rtc/rtc-rs5c372.c
+++ b/drivers/rtc/rtc-rs5c372.c
@@ -151,9 +151,8 @@ static int rs5c372_rtc_proc(struct device *dev, struct seq_file *seq)
151{ 151{
152 int err, osc, trim; 152 int err, osc, trim;
153 153
154 seq_printf(seq, "24hr\t\t: yes\n"); 154 err = rs5c372_get_trim(to_i2c_client(dev), &osc, &trim);
155 155 if (err == 0) {
156 if ((err = rs5c372_get_trim(to_i2c_client(dev), &osc, &trim)) == 0) {
157 seq_printf(seq, "%d.%03d KHz\n", osc / 1000, osc % 1000); 156 seq_printf(seq, "%d.%03d KHz\n", osc / 1000, osc % 1000);
158 seq_printf(seq, "trim\t: %d\n", trim); 157 seq_printf(seq, "trim\t: %d\n", trim);
159 } 158 }
@@ -170,30 +169,31 @@ static struct rtc_class_ops rs5c372_rtc_ops = {
170static ssize_t rs5c372_sysfs_show_trim(struct device *dev, 169static ssize_t rs5c372_sysfs_show_trim(struct device *dev,
171 struct device_attribute *attr, char *buf) 170 struct device_attribute *attr, char *buf)
172{ 171{
173 int trim; 172 int err, trim;
174 173
175 if (rs5c372_get_trim(to_i2c_client(dev), NULL, &trim) == 0) 174 err = rs5c372_get_trim(to_i2c_client(dev), NULL, &trim);
176 return sprintf(buf, "0x%2x\n", trim); 175 if (err)
176 return err;
177 177
178 return 0; 178 return sprintf(buf, "0x%2x\n", trim);
179} 179}
180static DEVICE_ATTR(trim, S_IRUGO, rs5c372_sysfs_show_trim, NULL); 180static DEVICE_ATTR(trim, S_IRUGO, rs5c372_sysfs_show_trim, NULL);
181 181
182static ssize_t rs5c372_sysfs_show_osc(struct device *dev, 182static ssize_t rs5c372_sysfs_show_osc(struct device *dev,
183 struct device_attribute *attr, char *buf) 183 struct device_attribute *attr, char *buf)
184{ 184{
185 int osc; 185 int err, osc;
186 186
187 if (rs5c372_get_trim(to_i2c_client(dev), &osc, NULL) == 0) 187 err = rs5c372_get_trim(to_i2c_client(dev), &osc, NULL);
188 return sprintf(buf, "%d.%03d KHz\n", osc / 1000, osc % 1000); 188 if (err)
189 return err;
189 190
190 return 0; 191 return sprintf(buf, "%d.%03d KHz\n", osc / 1000, osc % 1000);
191} 192}
192static DEVICE_ATTR(osc, S_IRUGO, rs5c372_sysfs_show_osc, NULL); 193static DEVICE_ATTR(osc, S_IRUGO, rs5c372_sysfs_show_osc, NULL);
193 194
194static int rs5c372_attach(struct i2c_adapter *adapter) 195static int rs5c372_attach(struct i2c_adapter *adapter)
195{ 196{
196 dev_dbg(&adapter->dev, "%s\n", __FUNCTION__);
197 return i2c_probe(adapter, &addr_data, rs5c372_probe); 197 return i2c_probe(adapter, &addr_data, rs5c372_probe);
198} 198}
199 199
@@ -233,8 +233,6 @@ static int rs5c372_probe(struct i2c_adapter *adapter, int address, int kind)
233 233
234 if (IS_ERR(rtc)) { 234 if (IS_ERR(rtc)) {
235 err = PTR_ERR(rtc); 235 err = PTR_ERR(rtc);
236 dev_err(&client->dev,
237 "unable to register the class device\n");
238 goto exit_detach; 236 goto exit_detach;
239 } 237 }
240 238
@@ -260,8 +258,6 @@ static int rs5c372_detach(struct i2c_client *client)
260 int err; 258 int err;
261 struct rtc_device *rtc = i2c_get_clientdata(client); 259 struct rtc_device *rtc = i2c_get_clientdata(client);
262 260
263 dev_dbg(&client->dev, "%s\n", __FUNCTION__);
264
265 if (rtc) 261 if (rtc)
266 rtc_device_unregister(rtc); 262 rtc_device_unregister(rtc);
267 263
diff --git a/drivers/rtc/rtc-sa1100.c b/drivers/rtc/rtc-sa1100.c
index 83b2bb480a16..a23ec54989f6 100644
--- a/drivers/rtc/rtc-sa1100.c
+++ b/drivers/rtc/rtc-sa1100.c
@@ -160,19 +160,19 @@ static int sa1100_rtc_open(struct device *dev)
160 ret = request_irq(IRQ_RTC1Hz, sa1100_rtc_interrupt, SA_INTERRUPT, 160 ret = request_irq(IRQ_RTC1Hz, sa1100_rtc_interrupt, SA_INTERRUPT,
161 "rtc 1Hz", dev); 161 "rtc 1Hz", dev);
162 if (ret) { 162 if (ret) {
163 printk(KERN_ERR "rtc: IRQ%d already in use.\n", IRQ_RTC1Hz); 163 dev_err(dev, "IRQ %d already in use.\n", IRQ_RTC1Hz);
164 goto fail_ui; 164 goto fail_ui;
165 } 165 }
166 ret = request_irq(IRQ_RTCAlrm, sa1100_rtc_interrupt, SA_INTERRUPT, 166 ret = request_irq(IRQ_RTCAlrm, sa1100_rtc_interrupt, SA_INTERRUPT,
167 "rtc Alrm", dev); 167 "rtc Alrm", dev);
168 if (ret) { 168 if (ret) {
169 printk(KERN_ERR "rtc: IRQ%d already in use.\n", IRQ_RTCAlrm); 169 dev_err(dev, "IRQ %d already in use.\n", IRQ_RTCAlrm);
170 goto fail_ai; 170 goto fail_ai;
171 } 171 }
172 ret = request_irq(IRQ_OST1, timer1_interrupt, SA_INTERRUPT, 172 ret = request_irq(IRQ_OST1, timer1_interrupt, SA_INTERRUPT,
173 "rtc timer", dev); 173 "rtc timer", dev);
174 if (ret) { 174 if (ret) {
175 printk(KERN_ERR "rtc: IRQ%d already in use.\n", IRQ_OST1); 175 dev_err(dev, "IRQ %d already in use.\n", IRQ_OST1);
176 goto fail_pi; 176 goto fail_pi;
177 } 177 }
178 return 0; 178 return 0;
@@ -332,7 +332,7 @@ static int sa1100_rtc_probe(struct platform_device *pdev)
332 */ 332 */
333 if (RTTR == 0) { 333 if (RTTR == 0) {
334 RTTR = RTC_DEF_DIVIDER + (RTC_DEF_TRIM << 16); 334 RTTR = RTC_DEF_DIVIDER + (RTC_DEF_TRIM << 16);
335 printk(KERN_WARNING "rtc: warning: initializing default clock divider/trim value\n"); 335 dev_warn(&pdev->dev, "warning: initializing default clock divider/trim value\n");
336 /* The current RTC value probably doesn't make sense either */ 336 /* The current RTC value probably doesn't make sense either */
337 RCNR = 0; 337 RCNR = 0;
338 } 338 }
@@ -340,15 +340,11 @@ static int sa1100_rtc_probe(struct platform_device *pdev)
340 rtc = rtc_device_register(pdev->name, &pdev->dev, &sa1100_rtc_ops, 340 rtc = rtc_device_register(pdev->name, &pdev->dev, &sa1100_rtc_ops,
341 THIS_MODULE); 341 THIS_MODULE);
342 342
343 if (IS_ERR(rtc)) { 343 if (IS_ERR(rtc))
344 dev_err(&pdev->dev, "Unable to register the RTC device\n");
345 return PTR_ERR(rtc); 344 return PTR_ERR(rtc);
346 }
347 345
348 platform_set_drvdata(pdev, rtc); 346 platform_set_drvdata(pdev, rtc);
349 347
350 dev_info(&pdev->dev, "SA11xx/PXA2xx RTC Registered\n");
351
352 return 0; 348 return 0;
353} 349}
354 350
diff --git a/drivers/rtc/rtc-test.c b/drivers/rtc/rtc-test.c
index 43d107487820..e1f7e8e86daf 100644
--- a/drivers/rtc/rtc-test.c
+++ b/drivers/rtc/rtc-test.c
@@ -49,7 +49,6 @@ static int test_rtc_proc(struct device *dev, struct seq_file *seq)
49{ 49{
50 struct platform_device *plat_dev = to_platform_device(dev); 50 struct platform_device *plat_dev = to_platform_device(dev);
51 51
52 seq_printf(seq, "24hr\t\t: yes\n");
53 seq_printf(seq, "test\t\t: yes\n"); 52 seq_printf(seq, "test\t\t: yes\n");
54 seq_printf(seq, "id\t\t: %d\n", plat_dev->id); 53 seq_printf(seq, "id\t\t: %d\n", plat_dev->id);
55 54
@@ -120,8 +119,6 @@ static int test_probe(struct platform_device *plat_dev)
120 &test_rtc_ops, THIS_MODULE); 119 &test_rtc_ops, THIS_MODULE);
121 if (IS_ERR(rtc)) { 120 if (IS_ERR(rtc)) {
122 err = PTR_ERR(rtc); 121 err = PTR_ERR(rtc);
123 dev_err(&plat_dev->dev,
124 "unable to register the class device\n");
125 return err; 122 return err;
126 } 123 }
127 device_create_file(&plat_dev->dev, &dev_attr_irq); 124 device_create_file(&plat_dev->dev, &dev_attr_irq);
diff --git a/drivers/char/vr41xx_rtc.c b/drivers/rtc/rtc-vr41xx.c
index b109d9a502d6..4d49fd501198 100644
--- a/drivers/char/vr41xx_rtc.c
+++ b/drivers/rtc/rtc-vr41xx.c
@@ -1,7 +1,7 @@
1/* 1/*
2 * Driver for NEC VR4100 series Real Time Clock unit. 2 * Driver for NEC VR4100 series Real Time Clock unit.
3 * 3 *
4 * Copyright (C) 2003-2005 Yoichi Yuasa <yoichi_yuasa@tripeaks.co.jp> 4 * Copyright (C) 2003-2006 Yoichi Yuasa <yoichi_yuasa@tripeaks.co.jp>
5 * 5 *
6 * This program is free software; you can redistribute it and/or modify 6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License as published by 7 * it under the terms of the GNU General Public License as published by
@@ -17,23 +17,18 @@
17 * along with this program; if not, write to the Free Software 17 * along with this program; if not, write to the Free Software
18 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA 18 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
19 */ 19 */
20#include <linux/platform_device.h>
21#include <linux/fs.h> 20#include <linux/fs.h>
22#include <linux/init.h> 21#include <linux/init.h>
23#include <linux/ioport.h> 22#include <linux/ioport.h>
24#include <linux/irq.h> 23#include <linux/irq.h>
25#include <linux/mc146818rtc.h>
26#include <linux/miscdevice.h>
27#include <linux/module.h> 24#include <linux/module.h>
28#include <linux/poll.h> 25#include <linux/platform_device.h>
29#include <linux/rtc.h> 26#include <linux/rtc.h>
30#include <linux/spinlock.h> 27#include <linux/spinlock.h>
31#include <linux/types.h> 28#include <linux/types.h>
32#include <linux/wait.h>
33 29
34#include <asm/div64.h> 30#include <asm/div64.h>
35#include <asm/io.h> 31#include <asm/io.h>
36#include <asm/time.h>
37#include <asm/uaccess.h> 32#include <asm/uaccess.h>
38#include <asm/vr41xx/vr41xx.h> 33#include <asm/vr41xx/vr41xx.h>
39 34
@@ -99,27 +94,11 @@ static void __iomem *rtc2_base;
99 94
100static unsigned long epoch = 1970; /* Jan 1 1970 00:00:00 */ 95static unsigned long epoch = 1970; /* Jan 1 1970 00:00:00 */
101 96
102static spinlock_t rtc_task_lock; 97static spinlock_t rtc_lock = SPIN_LOCK_UNLOCKED;
103static wait_queue_head_t rtc_wait;
104static unsigned long rtc_irq_data;
105static struct fasync_struct *rtc_async_queue;
106static rtc_task_t *rtc_callback;
107static char rtc_name[] = "RTC"; 98static char rtc_name[] = "RTC";
108static unsigned long periodic_frequency; 99static unsigned long periodic_frequency;
109static unsigned long periodic_count; 100static unsigned long periodic_count;
110 101
111typedef enum {
112 RTC_RELEASE,
113 RTC_OPEN,
114} rtc_status_t;
115
116static rtc_status_t rtc_status;
117
118typedef enum {
119 FUNCTION_RTC_IOCTL,
120 FUNCTION_RTC_CONTROL,
121} rtc_callfrom_t;
122
123struct resource rtc_resource[2] = { 102struct resource rtc_resource[2] = {
124 { .name = rtc_name, 103 { .name = rtc_name,
125 .flags = IORESOURCE_MEM, }, 104 .flags = IORESOURCE_MEM, },
@@ -129,7 +108,9 @@ struct resource rtc_resource[2] = {
129 108
130static inline unsigned long read_elapsed_second(void) 109static inline unsigned long read_elapsed_second(void)
131{ 110{
111
132 unsigned long first_low, first_mid, first_high; 112 unsigned long first_low, first_mid, first_high;
113
133 unsigned long second_low, second_mid, second_high; 114 unsigned long second_low, second_mid, second_high;
134 115
135 do { 116 do {
@@ -156,50 +137,36 @@ static inline void write_elapsed_second(unsigned long sec)
156 spin_unlock_irq(&rtc_lock); 137 spin_unlock_irq(&rtc_lock);
157} 138}
158 139
159static void set_alarm(struct rtc_time *time) 140static void vr41xx_rtc_release(struct device *dev)
160{ 141{
161 unsigned long alarm_sec;
162
163 alarm_sec = mktime(time->tm_year + 1900, time->tm_mon + 1, time->tm_mday,
164 time->tm_hour, time->tm_min, time->tm_sec);
165
166 spin_lock_irq(&rtc_lock);
167
168 rtc1_write(ECMPLREG, (uint16_t)(alarm_sec << 15));
169 rtc1_write(ECMPMREG, (uint16_t)(alarm_sec >> 1));
170 rtc1_write(ECMPHREG, (uint16_t)(alarm_sec >> 17));
171
172 spin_unlock_irq(&rtc_lock);
173}
174
175static void read_alarm(struct rtc_time *time)
176{
177 unsigned long low, mid, high;
178 142
179 spin_lock_irq(&rtc_lock); 143 spin_lock_irq(&rtc_lock);
180 144
181 low = rtc1_read(ECMPLREG); 145 rtc1_write(ECMPLREG, 0);
182 mid = rtc1_read(ECMPMREG); 146 rtc1_write(ECMPMREG, 0);
183 high = rtc1_read(ECMPHREG); 147 rtc1_write(ECMPHREG, 0);
148 rtc1_write(RTCL1LREG, 0);
149 rtc1_write(RTCL1HREG, 0);
184 150
185 spin_unlock_irq(&rtc_lock); 151 spin_unlock_irq(&rtc_lock);
186 152
187 to_tm((high << 17) | (mid << 1) | (low >> 15), time); 153 disable_irq(ELAPSEDTIME_IRQ);
188 time->tm_year -= 1900; 154 disable_irq(RTCLONG1_IRQ);
189} 155}
190 156
191static void read_time(struct rtc_time *time) 157static int vr41xx_rtc_read_time(struct device *dev, struct rtc_time *time)
192{ 158{
193 unsigned long epoch_sec, elapsed_sec; 159 unsigned long epoch_sec, elapsed_sec;
194 160
195 epoch_sec = mktime(epoch, 1, 1, 0, 0, 0); 161 epoch_sec = mktime(epoch, 1, 1, 0, 0, 0);
196 elapsed_sec = read_elapsed_second(); 162 elapsed_sec = read_elapsed_second();
197 163
198 to_tm(epoch_sec + elapsed_sec, time); 164 rtc_time_to_tm(epoch_sec + elapsed_sec, time);
199 time->tm_year -= 1900; 165
166 return 0;
200} 167}
201 168
202static void set_time(struct rtc_time *time) 169static int vr41xx_rtc_set_time(struct device *dev, struct rtc_time *time)
203{ 170{
204 unsigned long epoch_sec, current_sec; 171 unsigned long epoch_sec, current_sec;
205 172
@@ -208,73 +175,49 @@ static void set_time(struct rtc_time *time)
208 time->tm_hour, time->tm_min, time->tm_sec); 175 time->tm_hour, time->tm_min, time->tm_sec);
209 176
210 write_elapsed_second(current_sec - epoch_sec); 177 write_elapsed_second(current_sec - epoch_sec);
178
179 return 0;
211} 180}
212 181
213static ssize_t rtc_read(struct file *file, char __user *buf, size_t count, loff_t *ppos) 182static int vr41xx_rtc_read_alarm(struct device *dev, struct rtc_wkalrm *wkalrm)
214{ 183{
215 DECLARE_WAITQUEUE(wait, current); 184 unsigned long low, mid, high;
216 unsigned long irq_data; 185 struct rtc_time *time = &wkalrm->time;
217 int retval = 0;
218
219 if (count != sizeof(unsigned int) && count != sizeof(unsigned long))
220 return -EINVAL;
221
222 add_wait_queue(&rtc_wait, &wait);
223
224 do {
225 __set_current_state(TASK_INTERRUPTIBLE);
226 186
227 spin_lock_irq(&rtc_lock); 187 spin_lock_irq(&rtc_lock);
228 irq_data = rtc_irq_data;
229 rtc_irq_data = 0;
230 spin_unlock_irq(&rtc_lock);
231 188
232 if (irq_data != 0) 189 low = rtc1_read(ECMPLREG);
233 break; 190 mid = rtc1_read(ECMPMREG);
191 high = rtc1_read(ECMPHREG);
234 192
235 if (file->f_flags & O_NONBLOCK) { 193 spin_unlock_irq(&rtc_lock);
236 retval = -EAGAIN;
237 break;
238 }
239 194
240 if (signal_pending(current)) { 195 rtc_time_to_tm((high << 17) | (mid << 1) | (low >> 15), time);
241 retval = -ERESTARTSYS;
242 break;
243 }
244 } while (1);
245 196
246 if (retval == 0) { 197 return 0;
247 if (count == sizeof(unsigned int)) { 198}
248 retval = put_user(irq_data, (unsigned int __user *)buf);
249 if (retval == 0)
250 retval = sizeof(unsigned int);
251 } else {
252 retval = put_user(irq_data, (unsigned long __user *)buf);
253 if (retval == 0)
254 retval = sizeof(unsigned long);
255 }
256 199
257 } 200static int vr41xx_rtc_set_alarm(struct device *dev, struct rtc_wkalrm *wkalrm)
201{
202 unsigned long alarm_sec;
203 struct rtc_time *time = &wkalrm->time;
258 204
259 __set_current_state(TASK_RUNNING); 205 alarm_sec = mktime(time->tm_year + 1900, time->tm_mon + 1, time->tm_mday,
260 remove_wait_queue(&rtc_wait, &wait); 206 time->tm_hour, time->tm_min, time->tm_sec);
261 207
262 return retval; 208 spin_lock_irq(&rtc_lock);
263}
264 209
265static unsigned int rtc_poll(struct file *file, struct poll_table_struct *table) 210 rtc1_write(ECMPLREG, (uint16_t)(alarm_sec << 15));
266{ 211 rtc1_write(ECMPMREG, (uint16_t)(alarm_sec >> 1));
267 poll_wait(file, &rtc_wait, table); 212 rtc1_write(ECMPHREG, (uint16_t)(alarm_sec >> 17));
268 213
269 if (rtc_irq_data != 0) 214 spin_unlock_irq(&rtc_lock);
270 return POLLIN | POLLRDNORM;
271 215
272 return 0; 216 return 0;
273} 217}
274 218
275static int rtc_do_ioctl(unsigned int cmd, unsigned long arg, rtc_callfrom_t from) 219static int vr41xx_rtc_ioctl(struct device *dev, unsigned int cmd, unsigned long arg)
276{ 220{
277 struct rtc_time time;
278 unsigned long count; 221 unsigned long count;
279 222
280 switch (cmd) { 223 switch (cmd) {
@@ -290,33 +233,6 @@ static int rtc_do_ioctl(unsigned int cmd, unsigned long arg, rtc_callfrom_t from
290 case RTC_PIE_OFF: 233 case RTC_PIE_OFF:
291 disable_irq(RTCLONG1_IRQ); 234 disable_irq(RTCLONG1_IRQ);
292 break; 235 break;
293 case RTC_ALM_SET:
294 if (copy_from_user(&time, (struct rtc_time __user *)arg,
295 sizeof(struct rtc_time)))
296 return -EFAULT;
297
298 set_alarm(&time);
299 break;
300 case RTC_ALM_READ:
301 memset(&time, 0, sizeof(struct rtc_time));
302 read_alarm(&time);
303 break;
304 case RTC_RD_TIME:
305 memset(&time, 0, sizeof(struct rtc_time));
306 read_time(&time);
307 if (copy_to_user((void __user *)arg, &time, sizeof(struct rtc_time)))
308 return -EFAULT;
309 break;
310 case RTC_SET_TIME:
311 if (capable(CAP_SYS_TIME) == 0)
312 return -EACCES;
313
314 if (copy_from_user(&time, (struct rtc_time __user *)arg,
315 sizeof(struct rtc_time)))
316 return -EFAULT;
317
318 set_time(&time);
319 break;
320 case RTC_IRQP_READ: 236 case RTC_IRQP_READ:
321 return put_user(periodic_frequency, (unsigned long __user *)arg); 237 return put_user(periodic_frequency, (unsigned long __user *)arg);
322 break; 238 break;
@@ -324,8 +240,7 @@ static int rtc_do_ioctl(unsigned int cmd, unsigned long arg, rtc_callfrom_t from
324 if (arg > MAX_PERIODIC_RATE) 240 if (arg > MAX_PERIODIC_RATE)
325 return -EINVAL; 241 return -EINVAL;
326 242
327 if (from == FUNCTION_RTC_IOCTL && arg > MAX_USER_PERIODIC_RATE && 243 if (arg > MAX_USER_PERIODIC_RATE && capable(CAP_SYS_RESOURCE) == 0)
328 capable(CAP_SYS_RESOURCE) == 0)
329 return -EACCES; 244 return -EACCES;
330 245
331 periodic_frequency = arg; 246 periodic_frequency = arg;
@@ -361,205 +276,46 @@ static int rtc_do_ioctl(unsigned int cmd, unsigned long arg, rtc_callfrom_t from
361 return 0; 276 return 0;
362} 277}
363 278
364static int rtc_ioctl(struct inode *inode, struct file *file, unsigned int cmd,
365 unsigned long arg)
366{
367 return rtc_do_ioctl(cmd, arg, FUNCTION_RTC_IOCTL);
368}
369
370static int rtc_open(struct inode *inode, struct file *file)
371{
372 spin_lock_irq(&rtc_lock);
373
374 if (rtc_status == RTC_OPEN) {
375 spin_unlock_irq(&rtc_lock);
376 return -EBUSY;
377 }
378
379 rtc_status = RTC_OPEN;
380 rtc_irq_data = 0;
381
382 spin_unlock_irq(&rtc_lock);
383
384 return 0;
385}
386
387static int rtc_release(struct inode *inode, struct file *file)
388{
389 if (file->f_flags & FASYNC)
390 (void)fasync_helper(-1, file, 0, &rtc_async_queue);
391
392 spin_lock_irq(&rtc_lock);
393
394 rtc1_write(ECMPLREG, 0);
395 rtc1_write(ECMPMREG, 0);
396 rtc1_write(ECMPHREG, 0);
397 rtc1_write(RTCL1LREG, 0);
398 rtc1_write(RTCL1HREG, 0);
399
400 rtc_status = RTC_RELEASE;
401
402 spin_unlock_irq(&rtc_lock);
403
404 disable_irq(ELAPSEDTIME_IRQ);
405 disable_irq(RTCLONG1_IRQ);
406
407 return 0;
408}
409
410static int rtc_fasync(int fd, struct file *file, int on)
411{
412 return fasync_helper(fd, file, on, &rtc_async_queue);
413}
414
415static struct file_operations rtc_fops = {
416 .owner = THIS_MODULE,
417 .llseek = no_llseek,
418 .read = rtc_read,
419 .poll = rtc_poll,
420 .ioctl = rtc_ioctl,
421 .open = rtc_open,
422 .release = rtc_release,
423 .fasync = rtc_fasync,
424};
425
426static irqreturn_t elapsedtime_interrupt(int irq, void *dev_id, struct pt_regs *regs) 279static irqreturn_t elapsedtime_interrupt(int irq, void *dev_id, struct pt_regs *regs)
427{ 280{
428 spin_lock(&rtc_lock); 281 struct platform_device *pdev = (struct platform_device *)dev_id;
429 rtc2_write(RTCINTREG, ELAPSEDTIME_INT); 282 struct rtc_device *rtc = platform_get_drvdata(pdev);
430
431 rtc_irq_data += 0x100;
432 rtc_irq_data &= ~0xff;
433 rtc_irq_data |= RTC_AF;
434 spin_unlock(&rtc_lock);
435 283
436 spin_lock(&rtc_lock); 284 rtc2_write(RTCINTREG, ELAPSEDTIME_INT);
437 if (rtc_callback)
438 rtc_callback->func(rtc_callback->private_data);
439 spin_unlock(&rtc_lock);
440
441 wake_up_interruptible(&rtc_wait);
442 285
443 kill_fasync(&rtc_async_queue, SIGIO, POLL_IN); 286 rtc_update_irq(&rtc->class_dev, 1, RTC_AF);
444 287
445 return IRQ_HANDLED; 288 return IRQ_HANDLED;
446} 289}
447 290
448static irqreturn_t rtclong1_interrupt(int irq, void *dev_id, struct pt_regs *regs) 291static irqreturn_t rtclong1_interrupt(int irq, void *dev_id, struct pt_regs *regs)
449{ 292{
293 struct platform_device *pdev = (struct platform_device *)dev_id;
294 struct rtc_device *rtc = platform_get_drvdata(pdev);
450 unsigned long count = periodic_count; 295 unsigned long count = periodic_count;
451 296
452 spin_lock(&rtc_lock);
453 rtc2_write(RTCINTREG, RTCLONG1_INT); 297 rtc2_write(RTCINTREG, RTCLONG1_INT);
454 298
455 rtc1_write(RTCL1LREG, count); 299 rtc1_write(RTCL1LREG, count);
456 rtc1_write(RTCL1HREG, count >> 16); 300 rtc1_write(RTCL1HREG, count >> 16);
457 301
458 rtc_irq_data += 0x100; 302 rtc_update_irq(&rtc->class_dev, 1, RTC_PF);
459 rtc_irq_data &= ~0xff;
460 rtc_irq_data |= RTC_PF;
461 spin_unlock(&rtc_lock);
462
463 spin_lock(&rtc_task_lock);
464 if (rtc_callback)
465 rtc_callback->func(rtc_callback->private_data);
466 spin_unlock(&rtc_task_lock);
467
468 wake_up_interruptible(&rtc_wait);
469
470 kill_fasync(&rtc_async_queue, SIGIO, POLL_IN);
471 303
472 return IRQ_HANDLED; 304 return IRQ_HANDLED;
473} 305}
474 306
475int rtc_register(rtc_task_t *task) 307static struct rtc_class_ops vr41xx_rtc_ops = {
476{ 308 .release = vr41xx_rtc_release,
477 if (task == NULL || task->func == NULL) 309 .ioctl = vr41xx_rtc_ioctl,
478 return -EINVAL; 310 .read_time = vr41xx_rtc_read_time,
479 311 .set_time = vr41xx_rtc_set_time,
480 spin_lock_irq(&rtc_lock); 312 .read_alarm = vr41xx_rtc_read_alarm,
481 if (rtc_status == RTC_OPEN) { 313 .set_alarm = vr41xx_rtc_set_alarm,
482 spin_unlock_irq(&rtc_lock);
483 return -EBUSY;
484 }
485
486 spin_lock(&rtc_task_lock);
487 if (rtc_callback != NULL) {
488 spin_unlock(&rtc_task_lock);
489 spin_unlock_irq(&rtc_task_lock);
490 return -EBUSY;
491 }
492
493 rtc_callback = task;
494 spin_unlock(&rtc_task_lock);
495
496 rtc_status = RTC_OPEN;
497
498 spin_unlock_irq(&rtc_lock);
499
500 return 0;
501}
502
503EXPORT_SYMBOL_GPL(rtc_register);
504
505int rtc_unregister(rtc_task_t *task)
506{
507 spin_lock_irq(&rtc_task_lock);
508 if (task == NULL || rtc_callback != task) {
509 spin_unlock_irq(&rtc_task_lock);
510 return -ENXIO;
511 }
512
513 spin_lock(&rtc_lock);
514
515 rtc1_write(ECMPLREG, 0);
516 rtc1_write(ECMPMREG, 0);
517 rtc1_write(ECMPHREG, 0);
518 rtc1_write(RTCL1LREG, 0);
519 rtc1_write(RTCL1HREG, 0);
520
521 rtc_status = RTC_RELEASE;
522
523 spin_unlock(&rtc_lock);
524
525 rtc_callback = NULL;
526
527 spin_unlock_irq(&rtc_task_lock);
528
529 disable_irq(ELAPSEDTIME_IRQ);
530 disable_irq(RTCLONG1_IRQ);
531
532 return 0;
533}
534
535EXPORT_SYMBOL_GPL(rtc_unregister);
536
537int rtc_control(rtc_task_t *task, unsigned int cmd, unsigned long arg)
538{
539 int retval = 0;
540
541 spin_lock_irq(&rtc_task_lock);
542
543 if (rtc_callback != task)
544 retval = -ENXIO;
545 else
546 rtc_do_ioctl(cmd, arg, FUNCTION_RTC_CONTROL);
547
548 spin_unlock_irq(&rtc_task_lock);
549
550 return retval;
551}
552
553EXPORT_SYMBOL_GPL(rtc_control);
554
555static struct miscdevice rtc_miscdevice = {
556 .minor = RTC_MINOR,
557 .name = rtc_name,
558 .fops = &rtc_fops,
559}; 314};
560 315
561static int __devinit rtc_probe(struct platform_device *pdev) 316static int __devinit rtc_probe(struct platform_device *pdev)
562{ 317{
318 struct rtc_device *rtc;
563 unsigned int irq; 319 unsigned int irq;
564 int retval; 320 int retval;
565 321
@@ -577,13 +333,13 @@ static int __devinit rtc_probe(struct platform_device *pdev)
577 return -EBUSY; 333 return -EBUSY;
578 } 334 }
579 335
580 retval = misc_register(&rtc_miscdevice); 336 rtc = rtc_device_register(rtc_name, &pdev->dev, &vr41xx_rtc_ops, THIS_MODULE);
581 if (retval < 0) { 337 if (IS_ERR(rtc)) {
582 iounmap(rtc1_base); 338 iounmap(rtc1_base);
583 iounmap(rtc2_base); 339 iounmap(rtc2_base);
584 rtc1_base = NULL; 340 rtc1_base = NULL;
585 rtc2_base = NULL; 341 rtc2_base = NULL;
586 return retval; 342 return PTR_ERR(rtc);
587 } 343 }
588 344
589 spin_lock_irq(&rtc_lock); 345 spin_lock_irq(&rtc_lock);
@@ -594,24 +350,20 @@ static int __devinit rtc_probe(struct platform_device *pdev)
594 rtc1_write(RTCL1LREG, 0); 350 rtc1_write(RTCL1LREG, 0);
595 rtc1_write(RTCL1HREG, 0); 351 rtc1_write(RTCL1HREG, 0);
596 352
597 rtc_status = RTC_RELEASE;
598 rtc_irq_data = 0;
599
600 spin_unlock_irq(&rtc_lock); 353 spin_unlock_irq(&rtc_lock);
601 354
602 init_waitqueue_head(&rtc_wait);
603
604 irq = ELAPSEDTIME_IRQ; 355 irq = ELAPSEDTIME_IRQ;
605 retval = request_irq(irq, elapsedtime_interrupt, SA_INTERRUPT, 356 retval = request_irq(irq, elapsedtime_interrupt, SA_INTERRUPT,
606 "elapsed_time", NULL); 357 "elapsed_time", pdev);
607 if (retval == 0) { 358 if (retval == 0) {
608 irq = RTCLONG1_IRQ; 359 irq = RTCLONG1_IRQ;
609 retval = request_irq(irq, rtclong1_interrupt, SA_INTERRUPT, 360 retval = request_irq(irq, rtclong1_interrupt, SA_INTERRUPT,
610 "rtclong1", NULL); 361 "rtclong1", pdev);
611 } 362 }
612 363
613 if (retval < 0) { 364 if (retval < 0) {
614 printk(KERN_ERR "rtc: IRQ%d is busy\n", irq); 365 printk(KERN_ERR "rtc: IRQ%d is busy\n", irq);
366 rtc_device_unregister(rtc);
615 if (irq == RTCLONG1_IRQ) 367 if (irq == RTCLONG1_IRQ)
616 free_irq(ELAPSEDTIME_IRQ, NULL); 368 free_irq(ELAPSEDTIME_IRQ, NULL);
617 iounmap(rtc1_base); 369 iounmap(rtc1_base);
@@ -621,23 +373,25 @@ static int __devinit rtc_probe(struct platform_device *pdev)
621 return retval; 373 return retval;
622 } 374 }
623 375
376 platform_set_drvdata(pdev, rtc);
377
624 disable_irq(ELAPSEDTIME_IRQ); 378 disable_irq(ELAPSEDTIME_IRQ);
625 disable_irq(RTCLONG1_IRQ); 379 disable_irq(RTCLONG1_IRQ);
626 380
627 spin_lock_init(&rtc_task_lock);
628
629 printk(KERN_INFO "rtc: Real Time Clock of NEC VR4100 series\n"); 381 printk(KERN_INFO "rtc: Real Time Clock of NEC VR4100 series\n");
630 382
631 return 0; 383 return 0;
632} 384}
633 385
634static int __devexit rtc_remove(struct platform_device *dev) 386static int __devexit rtc_remove(struct platform_device *pdev)
635{ 387{
636 int retval; 388 struct rtc_device *rtc;
637 389
638 retval = misc_deregister(&rtc_miscdevice); 390 rtc = platform_get_drvdata(pdev);
639 if (retval < 0) 391 if (rtc != NULL)
640 return retval; 392 rtc_device_unregister(rtc);
393
394 platform_set_drvdata(pdev, NULL);
641 395
642 free_irq(ELAPSEDTIME_IRQ, NULL); 396 free_irq(ELAPSEDTIME_IRQ, NULL);
643 free_irq(RTCLONG1_IRQ, NULL); 397 free_irq(RTCLONG1_IRQ, NULL);
@@ -651,7 +405,7 @@ static int __devexit rtc_remove(struct platform_device *dev)
651 405
652static struct platform_device *rtc_platform_device; 406static struct platform_device *rtc_platform_device;
653 407
654static struct platform_driver rtc_device_driver = { 408static struct platform_driver rtc_platform_driver = {
655 .probe = rtc_probe, 409 .probe = rtc_probe,
656 .remove = __devexit_p(rtc_remove), 410 .remove = __devexit_p(rtc_remove),
657 .driver = { 411 .driver = {
@@ -686,7 +440,7 @@ static int __init vr41xx_rtc_init(void)
686 } 440 }
687 441
688 rtc_platform_device = platform_device_alloc("RTC", -1); 442 rtc_platform_device = platform_device_alloc("RTC", -1);
689 if (!rtc_platform_device) 443 if (rtc_platform_device == NULL)
690 return -ENOMEM; 444 return -ENOMEM;
691 445
692 retval = platform_device_add_resources(rtc_platform_device, 446 retval = platform_device_add_resources(rtc_platform_device,
@@ -700,7 +454,7 @@ static int __init vr41xx_rtc_init(void)
700 return retval; 454 return retval;
701 } 455 }
702 456
703 retval = platform_driver_register(&rtc_device_driver); 457 retval = platform_driver_register(&rtc_platform_driver);
704 if (retval < 0) 458 if (retval < 0)
705 platform_device_unregister(rtc_platform_device); 459 platform_device_unregister(rtc_platform_device);
706 460
@@ -709,7 +463,7 @@ static int __init vr41xx_rtc_init(void)
709 463
710static void __exit vr41xx_rtc_exit(void) 464static void __exit vr41xx_rtc_exit(void)
711{ 465{
712 platform_driver_unregister(&rtc_device_driver); 466 platform_driver_unregister(&rtc_platform_driver);
713 platform_device_unregister(rtc_platform_device); 467 platform_device_unregister(rtc_platform_device);
714} 468}
715 469
diff --git a/drivers/rtc/rtc-x1205.c b/drivers/rtc/rtc-x1205.c
index 621d17afc0d9..788b6d1f8f2f 100644
--- a/drivers/rtc/rtc-x1205.c
+++ b/drivers/rtc/rtc-x1205.c
@@ -19,7 +19,7 @@
19#include <linux/rtc.h> 19#include <linux/rtc.h>
20#include <linux/delay.h> 20#include <linux/delay.h>
21 21
22#define DRV_VERSION "1.0.6" 22#define DRV_VERSION "1.0.7"
23 23
24/* Addresses to scan: none. This chip is located at 24/* Addresses to scan: none. This chip is located at
25 * 0x6f and uses a two bytes register addressing. 25 * 0x6f and uses a two bytes register addressing.
@@ -451,8 +451,6 @@ static int x1205_rtc_proc(struct device *dev, struct seq_file *seq)
451{ 451{
452 int err, dtrim, atrim; 452 int err, dtrim, atrim;
453 453
454 seq_printf(seq, "24hr\t\t: yes\n");
455
456 if ((err = x1205_get_dtrim(to_i2c_client(dev), &dtrim)) == 0) 454 if ((err = x1205_get_dtrim(to_i2c_client(dev), &dtrim)) == 0)
457 seq_printf(seq, "digital_trim\t: %d ppm\n", dtrim); 455 seq_printf(seq, "digital_trim\t: %d ppm\n", dtrim);
458 456
@@ -473,30 +471,31 @@ static struct rtc_class_ops x1205_rtc_ops = {
473static ssize_t x1205_sysfs_show_atrim(struct device *dev, 471static ssize_t x1205_sysfs_show_atrim(struct device *dev,
474 struct device_attribute *attr, char *buf) 472 struct device_attribute *attr, char *buf)
475{ 473{
476 int atrim; 474 int err, atrim;
477 475
478 if (x1205_get_atrim(to_i2c_client(dev), &atrim) == 0) 476 err = x1205_get_atrim(to_i2c_client(dev), &atrim);
479 return sprintf(buf, "%d.%02d pF\n", 477 if (err)
480 atrim / 1000, atrim % 1000); 478 return err;
481 return 0; 479
480 return sprintf(buf, "%d.%02d pF\n", atrim / 1000, atrim % 1000);
482} 481}
483static DEVICE_ATTR(atrim, S_IRUGO, x1205_sysfs_show_atrim, NULL); 482static DEVICE_ATTR(atrim, S_IRUGO, x1205_sysfs_show_atrim, NULL);
484 483
485static ssize_t x1205_sysfs_show_dtrim(struct device *dev, 484static ssize_t x1205_sysfs_show_dtrim(struct device *dev,
486 struct device_attribute *attr, char *buf) 485 struct device_attribute *attr, char *buf)
487{ 486{
488 int dtrim; 487 int err, dtrim;
489 488
490 if (x1205_get_dtrim(to_i2c_client(dev), &dtrim) == 0) 489 err = x1205_get_dtrim(to_i2c_client(dev), &dtrim);
491 return sprintf(buf, "%d ppm\n", dtrim); 490 if (err)
491 return err;
492 492
493 return 0; 493 return sprintf(buf, "%d ppm\n", dtrim);
494} 494}
495static DEVICE_ATTR(dtrim, S_IRUGO, x1205_sysfs_show_dtrim, NULL); 495static DEVICE_ATTR(dtrim, S_IRUGO, x1205_sysfs_show_dtrim, NULL);
496 496
497static int x1205_attach(struct i2c_adapter *adapter) 497static int x1205_attach(struct i2c_adapter *adapter)
498{ 498{
499 dev_dbg(&adapter->dev, "%s\n", __FUNCTION__);
500 return i2c_probe(adapter, &addr_data, x1205_probe); 499 return i2c_probe(adapter, &addr_data, x1205_probe);
501} 500}
502 501
@@ -545,8 +544,6 @@ static int x1205_probe(struct i2c_adapter *adapter, int address, int kind)
545 544
546 if (IS_ERR(rtc)) { 545 if (IS_ERR(rtc)) {
547 err = PTR_ERR(rtc); 546 err = PTR_ERR(rtc);
548 dev_err(&client->dev,
549 "unable to register the class device\n");
550 goto exit_detach; 547 goto exit_detach;
551 } 548 }
552 549
@@ -585,8 +582,6 @@ static int x1205_detach(struct i2c_client *client)
585 int err; 582 int err;
586 struct rtc_device *rtc = i2c_get_clientdata(client); 583 struct rtc_device *rtc = i2c_get_clientdata(client);
587 584
588 dev_dbg(&client->dev, "%s\n", __FUNCTION__);
589
590 if (rtc) 585 if (rtc)
591 rtc_device_unregister(rtc); 586 rtc_device_unregister(rtc);
592 587
diff --git a/drivers/s390/block/dasd.c b/drivers/s390/block/dasd.c
index 0a9f12c4e911..a3bfebcf31ef 100644
--- a/drivers/s390/block/dasd.c
+++ b/drivers/s390/block/dasd.c
@@ -1257,25 +1257,28 @@ __dasd_start_head(struct dasd_device * device)
1257 if (list_empty(&device->ccw_queue)) 1257 if (list_empty(&device->ccw_queue))
1258 return; 1258 return;
1259 cqr = list_entry(device->ccw_queue.next, struct dasd_ccw_req, list); 1259 cqr = list_entry(device->ccw_queue.next, struct dasd_ccw_req, list);
1260 /* check FAILFAST */ 1260 if (cqr->status != DASD_CQR_QUEUED)
1261 return;
1262 /* Non-temporary stop condition will trigger fail fast */
1261 if (device->stopped & ~DASD_STOPPED_PENDING && 1263 if (device->stopped & ~DASD_STOPPED_PENDING &&
1262 test_bit(DASD_CQR_FLAGS_FAILFAST, &cqr->flags) && 1264 test_bit(DASD_CQR_FLAGS_FAILFAST, &cqr->flags) &&
1263 (!dasd_eer_enabled(device))) { 1265 (!dasd_eer_enabled(device))) {
1264 cqr->status = DASD_CQR_FAILED; 1266 cqr->status = DASD_CQR_FAILED;
1265 dasd_schedule_bh(device); 1267 dasd_schedule_bh(device);
1268 return;
1266 } 1269 }
1267 if ((cqr->status == DASD_CQR_QUEUED) && 1270 /* Don't try to start requests if device is stopped */
1268 (!device->stopped)) { 1271 if (device->stopped)
1269 /* try to start the first I/O that can be started */ 1272 return;
1270 rc = device->discipline->start_IO(cqr); 1273
1271 if (rc == 0) 1274 rc = device->discipline->start_IO(cqr);
1272 dasd_set_timer(device, cqr->expires); 1275 if (rc == 0)
1273 else if (rc == -EACCES) { 1276 dasd_set_timer(device, cqr->expires);
1274 dasd_schedule_bh(device); 1277 else if (rc == -EACCES) {
1275 } else 1278 dasd_schedule_bh(device);
1276 /* Hmpf, try again in 1/2 sec */ 1279 } else
1277 dasd_set_timer(device, 50); 1280 /* Hmpf, try again in 1/2 sec */
1278 } 1281 dasd_set_timer(device, 50);
1279} 1282}
1280 1283
1281/* 1284/*
@@ -1968,7 +1971,7 @@ int
1968dasd_generic_set_offline (struct ccw_device *cdev) 1971dasd_generic_set_offline (struct ccw_device *cdev)
1969{ 1972{
1970 struct dasd_device *device; 1973 struct dasd_device *device;
1971 int max_count; 1974 int max_count, open_count;
1972 1975
1973 device = dasd_device_from_cdev(cdev); 1976 device = dasd_device_from_cdev(cdev);
1974 if (IS_ERR(device)) 1977 if (IS_ERR(device))
@@ -1985,10 +1988,16 @@ dasd_generic_set_offline (struct ccw_device *cdev)
1985 * in the other openers. 1988 * in the other openers.
1986 */ 1989 */
1987 max_count = device->bdev ? 0 : -1; 1990 max_count = device->bdev ? 0 : -1;
1988 if (atomic_read(&device->open_count) > max_count) { 1991 open_count = (int) atomic_read(&device->open_count);
1989 printk (KERN_WARNING "Can't offline dasd device with open" 1992 if (open_count > max_count) {
1990 " count = %i.\n", 1993 if (open_count > 0)
1991 atomic_read(&device->open_count)); 1994 printk (KERN_WARNING "Can't offline dasd device with "
1995 "open count = %i.\n",
1996 open_count);
1997 else
1998 printk (KERN_WARNING "%s",
1999 "Can't offline dasd device due to internal "
2000 "use\n");
1992 clear_bit(DASD_FLAG_OFFLINE, &device->flags); 2001 clear_bit(DASD_FLAG_OFFLINE, &device->flags);
1993 dasd_put_device(device); 2002 dasd_put_device(device);
1994 return -EBUSY; 2003 return -EBUSY;
diff --git a/drivers/s390/block/dasd_proc.c b/drivers/s390/block/dasd_proc.c
index 1aa3c261718a..ad23aede356c 100644
--- a/drivers/s390/block/dasd_proc.c
+++ b/drivers/s390/block/dasd_proc.c
@@ -294,23 +294,40 @@ out_error:
294#endif /* CONFIG_DASD_PROFILE */ 294#endif /* CONFIG_DASD_PROFILE */
295} 295}
296 296
297/*
298 * Create dasd proc-fs entries.
299 * In case creation failed, cleanup and return -ENOENT.
300 */
297int 301int
298dasd_proc_init(void) 302dasd_proc_init(void)
299{ 303{
300 dasd_proc_root_entry = proc_mkdir("dasd", &proc_root); 304 dasd_proc_root_entry = proc_mkdir("dasd", &proc_root);
305 if (!dasd_proc_root_entry)
306 goto out_nodasd;
301 dasd_proc_root_entry->owner = THIS_MODULE; 307 dasd_proc_root_entry->owner = THIS_MODULE;
302 dasd_devices_entry = create_proc_entry("devices", 308 dasd_devices_entry = create_proc_entry("devices",
303 S_IFREG | S_IRUGO | S_IWUSR, 309 S_IFREG | S_IRUGO | S_IWUSR,
304 dasd_proc_root_entry); 310 dasd_proc_root_entry);
311 if (!dasd_devices_entry)
312 goto out_nodevices;
305 dasd_devices_entry->proc_fops = &dasd_devices_file_ops; 313 dasd_devices_entry->proc_fops = &dasd_devices_file_ops;
306 dasd_devices_entry->owner = THIS_MODULE; 314 dasd_devices_entry->owner = THIS_MODULE;
307 dasd_statistics_entry = create_proc_entry("statistics", 315 dasd_statistics_entry = create_proc_entry("statistics",
308 S_IFREG | S_IRUGO | S_IWUSR, 316 S_IFREG | S_IRUGO | S_IWUSR,
309 dasd_proc_root_entry); 317 dasd_proc_root_entry);
318 if (!dasd_statistics_entry)
319 goto out_nostatistics;
310 dasd_statistics_entry->read_proc = dasd_statistics_read; 320 dasd_statistics_entry->read_proc = dasd_statistics_read;
311 dasd_statistics_entry->write_proc = dasd_statistics_write; 321 dasd_statistics_entry->write_proc = dasd_statistics_write;
312 dasd_statistics_entry->owner = THIS_MODULE; 322 dasd_statistics_entry->owner = THIS_MODULE;
313 return 0; 323 return 0;
324
325 out_nostatistics:
326 remove_proc_entry("devices", dasd_proc_root_entry);
327 out_nodevices:
328 remove_proc_entry("dasd", &proc_root);
329 out_nodasd:
330 return -ENOENT;
314} 331}
315 332
316void 333void
diff --git a/drivers/s390/char/keyboard.c b/drivers/s390/char/keyboard.c
index 6badd8403409..d4d2ff0a9da2 100644
--- a/drivers/s390/char/keyboard.c
+++ b/drivers/s390/char/keyboard.c
@@ -54,7 +54,7 @@ kbd_alloc(void) {
54 if (!kbd) 54 if (!kbd)
55 goto out; 55 goto out;
56 kbd->key_maps = kzalloc(sizeof(key_maps), GFP_KERNEL); 56 kbd->key_maps = kzalloc(sizeof(key_maps), GFP_KERNEL);
57 if (!key_maps) 57 if (!kbd->key_maps)
58 goto out_kbd; 58 goto out_kbd;
59 for (i = 0; i < ARRAY_SIZE(key_maps); i++) { 59 for (i = 0; i < ARRAY_SIZE(key_maps); i++) {
60 if (key_maps[i]) { 60 if (key_maps[i]) {
diff --git a/drivers/s390/char/tape_block.c b/drivers/s390/char/tape_block.c
index 5c65cf3e5cc0..b70d92690242 100644
--- a/drivers/s390/char/tape_block.c
+++ b/drivers/s390/char/tape_block.c
@@ -432,8 +432,8 @@ tapeblock_ioctl(
432) { 432) {
433 int rc; 433 int rc;
434 int minor; 434 int minor;
435 struct gendisk *disk = inode->i_bdev->bd_disk; 435 struct gendisk *disk;
436 struct tape_device *device = disk->private_data; 436 struct tape_device *device;
437 437
438 rc = 0; 438 rc = 0;
439 disk = inode->i_bdev->bd_disk; 439 disk = inode->i_bdev->bd_disk;
diff --git a/drivers/s390/char/tape_core.c b/drivers/s390/char/tape_core.c
index 389ee2c0f443..e6e4086d3224 100644
--- a/drivers/s390/char/tape_core.c
+++ b/drivers/s390/char/tape_core.c
@@ -210,18 +210,14 @@ tape_state_set(struct tape_device *device, enum tape_state newstate)
210 return; 210 return;
211 } 211 }
212 DBF_EVENT(4, "ts. dev: %x\n", device->first_minor); 212 DBF_EVENT(4, "ts. dev: %x\n", device->first_minor);
213 if (device->tape_state < TO_SIZE && device->tape_state >= 0) 213 DBF_EVENT(4, "old ts:\t\n");
214 str = tape_state_verbose[device->tape_state]; 214 if (device->tape_state < TS_SIZE && device->tape_state >=0 )
215 else
216 str = "UNKNOWN TS";
217 DBF_EVENT(4, "old ts: %s\n", str);
218 if (device->tape_state < TO_SIZE && device->tape_state >=0 )
219 str = tape_state_verbose[device->tape_state]; 215 str = tape_state_verbose[device->tape_state];
220 else 216 else
221 str = "UNKNOWN TS"; 217 str = "UNKNOWN TS";
222 DBF_EVENT(4, "%s\n", str); 218 DBF_EVENT(4, "%s\n", str);
223 DBF_EVENT(4, "new ts:\t\n"); 219 DBF_EVENT(4, "new ts:\t\n");
224 if (newstate < TO_SIZE && newstate >= 0) 220 if (newstate < TS_SIZE && newstate >= 0)
225 str = tape_state_verbose[newstate]; 221 str = tape_state_verbose[newstate];
226 else 222 else
227 str = "UNKNOWN TS"; 223 str = "UNKNOWN TS";
diff --git a/drivers/s390/cio/blacklist.c b/drivers/s390/cio/blacklist.c
index cb8e2e672b68..0960bef7b199 100644
--- a/drivers/s390/cio/blacklist.c
+++ b/drivers/s390/cio/blacklist.c
@@ -414,11 +414,11 @@ cio_ignore_proc_init (void)
414 entry = create_proc_entry ("cio_ignore", S_IFREG | S_IRUGO | S_IWUSR, 414 entry = create_proc_entry ("cio_ignore", S_IFREG | S_IRUGO | S_IWUSR,
415 &proc_root); 415 &proc_root);
416 if (!entry) 416 if (!entry)
417 return 0; 417 return -ENOENT;
418 418
419 entry->proc_fops = &cio_ignore_proc_fops; 419 entry->proc_fops = &cio_ignore_proc_fops;
420 420
421 return 1; 421 return 0;
422} 422}
423 423
424__initcall (cio_ignore_proc_init); 424__initcall (cio_ignore_proc_init);
diff --git a/drivers/s390/cio/cio.c b/drivers/s390/cio/cio.c
index cbb86fa5f293..5b20d8c9c025 100644
--- a/drivers/s390/cio/cio.c
+++ b/drivers/s390/cio/cio.c
@@ -67,7 +67,7 @@ cio_debug_init (void)
67 goto out_unregister; 67 goto out_unregister;
68 debug_register_view (cio_debug_msg_id, &debug_sprintf_view); 68 debug_register_view (cio_debug_msg_id, &debug_sprintf_view);
69 debug_set_level (cio_debug_msg_id, 2); 69 debug_set_level (cio_debug_msg_id, 2);
70 cio_debug_trace_id = debug_register ("cio_trace", 16, 4, 8); 70 cio_debug_trace_id = debug_register ("cio_trace", 16, 4, 16);
71 if (!cio_debug_trace_id) 71 if (!cio_debug_trace_id)
72 goto out_unregister; 72 goto out_unregister;
73 debug_register_view (cio_debug_trace_id, &debug_hex_ascii_view); 73 debug_register_view (cio_debug_trace_id, &debug_hex_ascii_view);
diff --git a/drivers/s390/cio/cio_debug.h b/drivers/s390/cio/cio_debug.h
index 6af8b27d366b..f88844adae1b 100644
--- a/drivers/s390/cio/cio_debug.h
+++ b/drivers/s390/cio/cio_debug.h
@@ -3,6 +3,11 @@
3 3
4#include <asm/debug.h> 4#include <asm/debug.h>
5 5
6/* for use of debug feature */
7extern debug_info_t *cio_debug_msg_id;
8extern debug_info_t *cio_debug_trace_id;
9extern debug_info_t *cio_debug_crw_id;
10
6#define CIO_TRACE_EVENT(imp, txt) do { \ 11#define CIO_TRACE_EVENT(imp, txt) do { \
7 debug_text_event(cio_debug_trace_id, imp, txt); \ 12 debug_text_event(cio_debug_trace_id, imp, txt); \
8 } while (0) 13 } while (0)
@@ -15,18 +20,19 @@
15 debug_sprintf_event(cio_debug_crw_id, imp , ##args); \ 20 debug_sprintf_event(cio_debug_crw_id, imp , ##args); \
16 } while (0) 21 } while (0)
17 22
18#define CIO_HEX_EVENT(imp, args...) do { \ 23static inline void
19 debug_event(cio_debug_trace_id, imp, ##args); \ 24CIO_HEX_EVENT(int level, void *data, int length)
20 } while (0) 25{
26 while (length > 0) {
27 debug_event(cio_debug_trace_id, level, data, length);
28 length -= cio_debug_trace_id->buf_size;
29 data += cio_debug_trace_id->buf_size;
30 }
31}
21 32
22#define CIO_DEBUG(printk_level,event_level,msg...) ({ \ 33#define CIO_DEBUG(printk_level,event_level,msg...) ({ \
23 if (cio_show_msg) printk(printk_level msg); \ 34 if (cio_show_msg) printk(printk_level msg); \
24 CIO_MSG_EVENT (event_level, msg); \ 35 CIO_MSG_EVENT (event_level, msg); \
25}) 36})
26 37
27/* for use of debug feature */
28extern debug_info_t *cio_debug_msg_id;
29extern debug_info_t *cio_debug_trace_id;
30extern debug_info_t *cio_debug_crw_id;
31
32#endif 38#endif
diff --git a/drivers/scsi/3w-xxxx.c b/drivers/scsi/3w-xxxx.c
index 25f678d0780b..e8e41e6eb42a 100644
--- a/drivers/scsi/3w-xxxx.c
+++ b/drivers/scsi/3w-xxxx.c
@@ -1508,10 +1508,12 @@ static void tw_transfer_internal(TW_Device_Extension *tw_dev, int request_id,
1508 struct scsi_cmnd *cmd = tw_dev->srb[request_id]; 1508 struct scsi_cmnd *cmd = tw_dev->srb[request_id];
1509 void *buf; 1509 void *buf;
1510 unsigned int transfer_len; 1510 unsigned int transfer_len;
1511 unsigned long flags = 0;
1511 1512
1512 if (cmd->use_sg) { 1513 if (cmd->use_sg) {
1513 struct scatterlist *sg = 1514 struct scatterlist *sg =
1514 (struct scatterlist *)cmd->request_buffer; 1515 (struct scatterlist *)cmd->request_buffer;
1516 local_irq_save(flags);
1515 buf = kmap_atomic(sg->page, KM_IRQ0) + sg->offset; 1517 buf = kmap_atomic(sg->page, KM_IRQ0) + sg->offset;
1516 transfer_len = min(sg->length, len); 1518 transfer_len = min(sg->length, len);
1517 } else { 1519 } else {
@@ -1526,6 +1528,7 @@ static void tw_transfer_internal(TW_Device_Extension *tw_dev, int request_id,
1526 1528
1527 sg = (struct scatterlist *)cmd->request_buffer; 1529 sg = (struct scatterlist *)cmd->request_buffer;
1528 kunmap_atomic(buf - sg->offset, KM_IRQ0); 1530 kunmap_atomic(buf - sg->offset, KM_IRQ0);
1531 local_irq_restore(flags);
1529 } 1532 }
1530} 1533}
1531 1534
diff --git a/drivers/scsi/ahci.c b/drivers/scsi/ahci.c
index ff48066d4c4f..1b8429cb3c96 100644
--- a/drivers/scsi/ahci.c
+++ b/drivers/scsi/ahci.c
@@ -207,7 +207,6 @@ static struct scsi_host_template ahci_sht = {
207 .name = DRV_NAME, 207 .name = DRV_NAME,
208 .ioctl = ata_scsi_ioctl, 208 .ioctl = ata_scsi_ioctl,
209 .queuecommand = ata_scsi_queuecmd, 209 .queuecommand = ata_scsi_queuecmd,
210 .eh_strategy_handler = ata_scsi_error,
211 .can_queue = ATA_DEF_QUEUE, 210 .can_queue = ATA_DEF_QUEUE,
212 .this_id = ATA_SHT_THIS_ID, 211 .this_id = ATA_SHT_THIS_ID,
213 .sg_tablesize = AHCI_MAX_SG, 212 .sg_tablesize = AHCI_MAX_SG,
@@ -517,25 +516,7 @@ static void ahci_fill_cmd_slot(struct ahci_port_priv *pp, u32 opts)
517 pp->cmd_slot[0].tbl_addr_hi = cpu_to_le32((pp->cmd_tbl_dma >> 16) >> 16); 516 pp->cmd_slot[0].tbl_addr_hi = cpu_to_le32((pp->cmd_tbl_dma >> 16) >> 16);
518} 517}
519 518
520static int ahci_poll_register(void __iomem *reg, u32 mask, u32 val, 519static int ahci_softreset(struct ata_port *ap, unsigned int *class)
521 unsigned long interval_msec,
522 unsigned long timeout_msec)
523{
524 unsigned long timeout;
525 u32 tmp;
526
527 timeout = jiffies + (timeout_msec * HZ) / 1000;
528 do {
529 tmp = readl(reg);
530 if ((tmp & mask) == val)
531 return 0;
532 msleep(interval_msec);
533 } while (time_before(jiffies, timeout));
534
535 return -1;
536}
537
538static int ahci_softreset(struct ata_port *ap, int verbose, unsigned int *class)
539{ 520{
540 struct ahci_host_priv *hpriv = ap->host_set->private_data; 521 struct ahci_host_priv *hpriv = ap->host_set->private_data;
541 struct ahci_port_priv *pp = ap->private_data; 522 struct ahci_port_priv *pp = ap->private_data;
@@ -544,6 +525,7 @@ static int ahci_softreset(struct ata_port *ap, int verbose, unsigned int *class)
544 const u32 cmd_fis_len = 5; /* five dwords */ 525 const u32 cmd_fis_len = 5; /* five dwords */
545 const char *reason = NULL; 526 const char *reason = NULL;
546 struct ata_taskfile tf; 527 struct ata_taskfile tf;
528 u32 tmp;
547 u8 *fis; 529 u8 *fis;
548 int rc; 530 int rc;
549 531
@@ -565,8 +547,6 @@ static int ahci_softreset(struct ata_port *ap, int verbose, unsigned int *class)
565 /* check BUSY/DRQ, perform Command List Override if necessary */ 547 /* check BUSY/DRQ, perform Command List Override if necessary */
566 ahci_tf_read(ap, &tf); 548 ahci_tf_read(ap, &tf);
567 if (tf.command & (ATA_BUSY | ATA_DRQ)) { 549 if (tf.command & (ATA_BUSY | ATA_DRQ)) {
568 u32 tmp;
569
570 if (!(hpriv->cap & HOST_CAP_CLO)) { 550 if (!(hpriv->cap & HOST_CAP_CLO)) {
571 rc = -EIO; 551 rc = -EIO;
572 reason = "port busy but no CLO"; 552 reason = "port busy but no CLO";
@@ -576,10 +556,10 @@ static int ahci_softreset(struct ata_port *ap, int verbose, unsigned int *class)
576 tmp = readl(port_mmio + PORT_CMD); 556 tmp = readl(port_mmio + PORT_CMD);
577 tmp |= PORT_CMD_CLO; 557 tmp |= PORT_CMD_CLO;
578 writel(tmp, port_mmio + PORT_CMD); 558 writel(tmp, port_mmio + PORT_CMD);
579 readl(port_mmio + PORT_CMD); /* flush */
580 559
581 if (ahci_poll_register(port_mmio + PORT_CMD, PORT_CMD_CLO, 0x0, 560 tmp = ata_wait_register(port_mmio + PORT_CMD,
582 1, 500)) { 561 PORT_CMD_CLO, PORT_CMD_CLO, 1, 500);
562 if (tmp & PORT_CMD_CLO) {
583 rc = -EIO; 563 rc = -EIO;
584 reason = "CLO failed"; 564 reason = "CLO failed";
585 goto fail_restart; 565 goto fail_restart;
@@ -600,9 +580,9 @@ static int ahci_softreset(struct ata_port *ap, int verbose, unsigned int *class)
600 fis[1] &= ~(1 << 7); /* turn off Command FIS bit */ 580 fis[1] &= ~(1 << 7); /* turn off Command FIS bit */
601 581
602 writel(1, port_mmio + PORT_CMD_ISSUE); 582 writel(1, port_mmio + PORT_CMD_ISSUE);
603 readl(port_mmio + PORT_CMD_ISSUE); /* flush */
604 583
605 if (ahci_poll_register(port_mmio + PORT_CMD_ISSUE, 0x1, 0x0, 1, 500)) { 584 tmp = ata_wait_register(port_mmio + PORT_CMD_ISSUE, 0x1, 0x1, 1, 500);
585 if (tmp & 0x1) {
606 rc = -EIO; 586 rc = -EIO;
607 reason = "1st FIS failed"; 587 reason = "1st FIS failed";
608 goto fail; 588 goto fail;
@@ -647,22 +627,19 @@ static int ahci_softreset(struct ata_port *ap, int verbose, unsigned int *class)
647 fail_restart: 627 fail_restart:
648 ahci_start_engine(ap); 628 ahci_start_engine(ap);
649 fail: 629 fail:
650 if (verbose) 630 printk(KERN_ERR "ata%u: softreset failed (%s)\n",
651 printk(KERN_ERR "ata%u: softreset failed (%s)\n", 631 ap->id, reason);
652 ap->id, reason);
653 else
654 DPRINTK("EXIT, rc=%d reason=\"%s\"\n", rc, reason);
655 return rc; 632 return rc;
656} 633}
657 634
658static int ahci_hardreset(struct ata_port *ap, int verbose, unsigned int *class) 635static int ahci_hardreset(struct ata_port *ap, unsigned int *class)
659{ 636{
660 int rc; 637 int rc;
661 638
662 DPRINTK("ENTER\n"); 639 DPRINTK("ENTER\n");
663 640
664 ahci_stop_engine(ap); 641 ahci_stop_engine(ap);
665 rc = sata_std_hardreset(ap, verbose, class); 642 rc = sata_std_hardreset(ap, class);
666 ahci_start_engine(ap); 643 ahci_start_engine(ap);
667 644
668 if (rc == 0) 645 if (rc == 0)
diff --git a/drivers/scsi/ata_piix.c b/drivers/scsi/ata_piix.c
index 83839706f5e0..62dabf74188e 100644
--- a/drivers/scsi/ata_piix.c
+++ b/drivers/scsi/ata_piix.c
@@ -209,7 +209,6 @@ static struct scsi_host_template piix_sht = {
209 .name = DRV_NAME, 209 .name = DRV_NAME,
210 .ioctl = ata_scsi_ioctl, 210 .ioctl = ata_scsi_ioctl,
211 .queuecommand = ata_scsi_queuecmd, 211 .queuecommand = ata_scsi_queuecmd,
212 .eh_strategy_handler = ata_scsi_error,
213 .can_queue = ATA_DEF_QUEUE, 212 .can_queue = ATA_DEF_QUEUE,
214 .this_id = ATA_SHT_THIS_ID, 213 .this_id = ATA_SHT_THIS_ID,
215 .sg_tablesize = LIBATA_MAX_PRD, 214 .sg_tablesize = LIBATA_MAX_PRD,
diff --git a/drivers/scsi/hosts.c b/drivers/scsi/hosts.c
index ef57f253031c..dfcb96f3e60c 100644
--- a/drivers/scsi/hosts.c
+++ b/drivers/scsi/hosts.c
@@ -294,18 +294,6 @@ struct Scsi_Host *scsi_host_alloc(struct scsi_host_template *sht, int privsize)
294 if (sht->unchecked_isa_dma && privsize) 294 if (sht->unchecked_isa_dma && privsize)
295 gfp_mask |= __GFP_DMA; 295 gfp_mask |= __GFP_DMA;
296 296
297 /* Check to see if this host has any error handling facilities */
298 if (!sht->eh_strategy_handler && !sht->eh_abort_handler &&
299 !sht->eh_device_reset_handler && !sht->eh_bus_reset_handler &&
300 !sht->eh_host_reset_handler) {
301 printk(KERN_ERR "ERROR: SCSI host `%s' has no error handling\n"
302 "ERROR: This is not a safe way to run your "
303 "SCSI host\n"
304 "ERROR: The error handling must be added to "
305 "this driver\n", sht->proc_name);
306 dump_stack();
307 }
308
309 shost = kzalloc(sizeof(struct Scsi_Host) + privsize, gfp_mask); 297 shost = kzalloc(sizeof(struct Scsi_Host) + privsize, gfp_mask);
310 if (!shost) 298 if (!shost)
311 return NULL; 299 return NULL;
diff --git a/drivers/scsi/libata-core.c b/drivers/scsi/libata-core.c
index 2b2feb6462a9..5d38a6cc5736 100644
--- a/drivers/scsi/libata-core.c
+++ b/drivers/scsi/libata-core.c
@@ -1425,12 +1425,9 @@ static int ata_bus_probe(struct ata_port *ap)
1425 /* read IDENTIFY page and configure devices */ 1425 /* read IDENTIFY page and configure devices */
1426 for (i = 0; i < ATA_MAX_DEVICES; i++) { 1426 for (i = 0; i < ATA_MAX_DEVICES; i++) {
1427 dev = &ap->device[i]; 1427 dev = &ap->device[i];
1428 dev->class = classes[i];
1429 1428
1430 if (!tries[i]) { 1429 if (tries[i])
1431 ata_down_xfermask_limit(ap, dev, 1); 1430 dev->class = classes[i];
1432 ata_dev_disable(ap, dev);
1433 }
1434 1431
1435 if (!ata_dev_enabled(dev)) 1432 if (!ata_dev_enabled(dev))
1436 continue; 1433 continue;
@@ -1458,12 +1455,12 @@ static int ata_bus_probe(struct ata_port *ap)
1458 break; 1455 break;
1459 } 1456 }
1460 rc = 0; 1457 rc = 0;
1461 } else { 1458 } else
1462 rc = ata_set_mode(ap, &dev); 1459 rc = ata_set_mode(ap, &dev);
1463 if (rc) { 1460
1464 down_xfermask = 1; 1461 if (rc) {
1465 goto fail; 1462 down_xfermask = 1;
1466 } 1463 goto fail;
1467 } 1464 }
1468 1465
1469 for (i = 0; i < ATA_MAX_DEVICES; i++) 1466 for (i = 0; i < ATA_MAX_DEVICES; i++)
@@ -1491,6 +1488,11 @@ static int ata_bus_probe(struct ata_port *ap)
1491 tries[dev->devno] = 0; 1488 tries[dev->devno] = 0;
1492 } 1489 }
1493 1490
1491 if (!tries[dev->devno]) {
1492 ata_down_xfermask_limit(ap, dev, 1);
1493 ata_dev_disable(ap, dev);
1494 }
1495
1494 goto retry; 1496 goto retry;
1495} 1497}
1496 1498
@@ -1750,7 +1752,7 @@ int ata_set_sata_spd_needed(struct ata_port *ap)
1750 * 0 if spd doesn't need to be changed, 1 if spd has been 1752 * 0 if spd doesn't need to be changed, 1 if spd has been
1751 * changed. -EOPNOTSUPP if SCR registers are inaccessible. 1753 * changed. -EOPNOTSUPP if SCR registers are inaccessible.
1752 */ 1754 */
1753static int ata_set_sata_spd(struct ata_port *ap) 1755int ata_set_sata_spd(struct ata_port *ap)
1754{ 1756{
1755 u32 scontrol; 1757 u32 scontrol;
1756 1758
@@ -2246,8 +2248,10 @@ static unsigned int ata_bus_softreset(struct ata_port *ap,
2246 * the bus shows 0xFF because the odd clown forgets the D7 2248 * the bus shows 0xFF because the odd clown forgets the D7
2247 * pulldown resistor. 2249 * pulldown resistor.
2248 */ 2250 */
2249 if (ata_check_status(ap) == 0xFF) 2251 if (ata_check_status(ap) == 0xFF) {
2252 printk(KERN_ERR "ata%u: SRST failed (status 0xFF)\n", ap->id);
2250 return AC_ERR_OTHER; 2253 return AC_ERR_OTHER;
2254 }
2251 2255
2252 ata_bus_post_reset(ap, devmask); 2256 ata_bus_post_reset(ap, devmask);
2253 2257
@@ -2383,12 +2387,16 @@ void ata_std_probeinit(struct ata_port *ap)
2383 if ((ap->flags & ATA_FLAG_SATA) && ap->ops->scr_read) { 2387 if ((ap->flags & ATA_FLAG_SATA) && ap->ops->scr_read) {
2384 u32 spd; 2388 u32 spd;
2385 2389
2390 /* set cable type and resume link */
2391 ap->cbl = ATA_CBL_SATA;
2386 sata_phy_resume(ap); 2392 sata_phy_resume(ap);
2387 2393
2394 /* init sata_spd_limit to the current value */
2388 spd = (scr_read(ap, SCR_CONTROL) & 0xf0) >> 4; 2395 spd = (scr_read(ap, SCR_CONTROL) & 0xf0) >> 4;
2389 if (spd) 2396 if (spd)
2390 ap->sata_spd_limit &= (1 << spd) - 1; 2397 ap->sata_spd_limit &= (1 << spd) - 1;
2391 2398
2399 /* wait for device */
2392 if (sata_dev_present(ap)) 2400 if (sata_dev_present(ap))
2393 ata_busy_sleep(ap, ATA_TMOUT_BOOT_QUICK, ATA_TMOUT_BOOT); 2401 ata_busy_sleep(ap, ATA_TMOUT_BOOT_QUICK, ATA_TMOUT_BOOT);
2394 } 2402 }
@@ -2397,7 +2405,6 @@ void ata_std_probeinit(struct ata_port *ap)
2397/** 2405/**
2398 * ata_std_softreset - reset host port via ATA SRST 2406 * ata_std_softreset - reset host port via ATA SRST
2399 * @ap: port to reset 2407 * @ap: port to reset
2400 * @verbose: fail verbosely
2401 * @classes: resulting classes of attached devices 2408 * @classes: resulting classes of attached devices
2402 * 2409 *
2403 * Reset host port using ATA SRST. This function is to be used 2410 * Reset host port using ATA SRST. This function is to be used
@@ -2409,7 +2416,7 @@ void ata_std_probeinit(struct ata_port *ap)
2409 * RETURNS: 2416 * RETURNS:
2410 * 0 on success, -errno otherwise. 2417 * 0 on success, -errno otherwise.
2411 */ 2418 */
2412int ata_std_softreset(struct ata_port *ap, int verbose, unsigned int *classes) 2419int ata_std_softreset(struct ata_port *ap, unsigned int *classes)
2413{ 2420{
2414 unsigned int slave_possible = ap->flags & ATA_FLAG_SLAVE_POSS; 2421 unsigned int slave_possible = ap->flags & ATA_FLAG_SLAVE_POSS;
2415 unsigned int devmask = 0, err_mask; 2422 unsigned int devmask = 0, err_mask;
@@ -2435,12 +2442,8 @@ int ata_std_softreset(struct ata_port *ap, int verbose, unsigned int *classes)
2435 DPRINTK("about to softreset, devmask=%x\n", devmask); 2442 DPRINTK("about to softreset, devmask=%x\n", devmask);
2436 err_mask = ata_bus_softreset(ap, devmask); 2443 err_mask = ata_bus_softreset(ap, devmask);
2437 if (err_mask) { 2444 if (err_mask) {
2438 if (verbose) 2445 printk(KERN_ERR "ata%u: SRST failed (err_mask=0x%x)\n",
2439 printk(KERN_ERR "ata%u: SRST failed (err_mask=0x%x)\n", 2446 ap->id, err_mask);
2440 ap->id, err_mask);
2441 else
2442 DPRINTK("EXIT, softreset failed (err_mask=0x%x)\n",
2443 err_mask);
2444 return -EIO; 2447 return -EIO;
2445 } 2448 }
2446 2449
@@ -2457,7 +2460,6 @@ int ata_std_softreset(struct ata_port *ap, int verbose, unsigned int *classes)
2457/** 2460/**
2458 * sata_std_hardreset - reset host port via SATA phy reset 2461 * sata_std_hardreset - reset host port via SATA phy reset
2459 * @ap: port to reset 2462 * @ap: port to reset
2460 * @verbose: fail verbosely
2461 * @class: resulting class of attached device 2463 * @class: resulting class of attached device
2462 * 2464 *
2463 * SATA phy-reset host port using DET bits of SControl register. 2465 * SATA phy-reset host port using DET bits of SControl register.
@@ -2470,7 +2472,7 @@ int ata_std_softreset(struct ata_port *ap, int verbose, unsigned int *classes)
2470 * RETURNS: 2472 * RETURNS:
2471 * 0 on success, -errno otherwise. 2473 * 0 on success, -errno otherwise.
2472 */ 2474 */
2473int sata_std_hardreset(struct ata_port *ap, int verbose, unsigned int *class) 2475int sata_std_hardreset(struct ata_port *ap, unsigned int *class)
2474{ 2476{
2475 u32 scontrol; 2477 u32 scontrol;
2476 2478
@@ -2510,11 +2512,8 @@ int sata_std_hardreset(struct ata_port *ap, int verbose, unsigned int *class)
2510 } 2512 }
2511 2513
2512 if (ata_busy_sleep(ap, ATA_TMOUT_BOOT_QUICK, ATA_TMOUT_BOOT)) { 2514 if (ata_busy_sleep(ap, ATA_TMOUT_BOOT_QUICK, ATA_TMOUT_BOOT)) {
2513 if (verbose) 2515 printk(KERN_ERR
2514 printk(KERN_ERR "ata%u: COMRESET failed " 2516 "ata%u: COMRESET failed (device not ready)\n", ap->id);
2515 "(device not ready)\n", ap->id);
2516 else
2517 DPRINTK("EXIT, device not ready\n");
2518 return -EIO; 2517 return -EIO;
2519 } 2518 }
2520 2519
@@ -2545,10 +2544,6 @@ void ata_std_postreset(struct ata_port *ap, unsigned int *classes)
2545{ 2544{
2546 DPRINTK("ENTER\n"); 2545 DPRINTK("ENTER\n");
2547 2546
2548 /* set cable type if it isn't already set */
2549 if (ap->cbl == ATA_CBL_NONE && ap->flags & ATA_FLAG_SATA)
2550 ap->cbl = ATA_CBL_SATA;
2551
2552 /* print link status */ 2547 /* print link status */
2553 if (ap->cbl == ATA_CBL_SATA) 2548 if (ap->cbl == ATA_CBL_SATA)
2554 sata_print_link_status(ap); 2549 sata_print_link_status(ap);
@@ -2598,7 +2593,7 @@ int ata_std_probe_reset(struct ata_port *ap, unsigned int *classes)
2598 ata_reset_fn_t hardreset; 2593 ata_reset_fn_t hardreset;
2599 2594
2600 hardreset = NULL; 2595 hardreset = NULL;
2601 if (ap->flags & ATA_FLAG_SATA && ap->ops->scr_read) 2596 if (ap->cbl == ATA_CBL_SATA && ap->ops->scr_read)
2602 hardreset = sata_std_hardreset; 2597 hardreset = sata_std_hardreset;
2603 2598
2604 return ata_drive_probe_reset(ap, ata_std_probeinit, 2599 return ata_drive_probe_reset(ap, ata_std_probeinit,
@@ -2606,16 +2601,15 @@ int ata_std_probe_reset(struct ata_port *ap, unsigned int *classes)
2606 ata_std_postreset, classes); 2601 ata_std_postreset, classes);
2607} 2602}
2608 2603
2609int ata_do_reset(struct ata_port *ap, 2604int ata_do_reset(struct ata_port *ap, ata_reset_fn_t reset,
2610 ata_reset_fn_t reset, ata_postreset_fn_t postreset, 2605 ata_postreset_fn_t postreset, unsigned int *classes)
2611 int verbose, unsigned int *classes)
2612{ 2606{
2613 int i, rc; 2607 int i, rc;
2614 2608
2615 for (i = 0; i < ATA_MAX_DEVICES; i++) 2609 for (i = 0; i < ATA_MAX_DEVICES; i++)
2616 classes[i] = ATA_DEV_UNKNOWN; 2610 classes[i] = ATA_DEV_UNKNOWN;
2617 2611
2618 rc = reset(ap, verbose, classes); 2612 rc = reset(ap, classes);
2619 if (rc) 2613 if (rc)
2620 return rc; 2614 return rc;
2621 2615
@@ -2659,8 +2653,6 @@ int ata_do_reset(struct ata_port *ap,
2659 * - If classification is supported, fill classes[] with 2653 * - If classification is supported, fill classes[] with
2660 * recognized class codes. 2654 * recognized class codes.
2661 * - If classification is not supported, leave classes[] alone. 2655 * - If classification is not supported, leave classes[] alone.
2662 * - If verbose is non-zero, print error message on failure;
2663 * otherwise, shut up.
2664 * 2656 *
2665 * LOCKING: 2657 * LOCKING:
2666 * Kernel thread context (may sleep) 2658 * Kernel thread context (may sleep)
@@ -2680,7 +2672,7 @@ int ata_drive_probe_reset(struct ata_port *ap, ata_probeinit_fn_t probeinit,
2680 probeinit(ap); 2672 probeinit(ap);
2681 2673
2682 if (softreset && !ata_set_sata_spd_needed(ap)) { 2674 if (softreset && !ata_set_sata_spd_needed(ap)) {
2683 rc = ata_do_reset(ap, softreset, postreset, 0, classes); 2675 rc = ata_do_reset(ap, softreset, postreset, classes);
2684 if (rc == 0 && classes[0] != ATA_DEV_UNKNOWN) 2676 if (rc == 0 && classes[0] != ATA_DEV_UNKNOWN)
2685 goto done; 2677 goto done;
2686 printk(KERN_INFO "ata%u: softreset failed, will try " 2678 printk(KERN_INFO "ata%u: softreset failed, will try "
@@ -2692,7 +2684,7 @@ int ata_drive_probe_reset(struct ata_port *ap, ata_probeinit_fn_t probeinit,
2692 goto done; 2684 goto done;
2693 2685
2694 while (1) { 2686 while (1) {
2695 rc = ata_do_reset(ap, hardreset, postreset, 0, classes); 2687 rc = ata_do_reset(ap, hardreset, postreset, classes);
2696 if (rc == 0) { 2688 if (rc == 0) {
2697 if (classes[0] != ATA_DEV_UNKNOWN) 2689 if (classes[0] != ATA_DEV_UNKNOWN)
2698 goto done; 2690 goto done;
@@ -2713,7 +2705,7 @@ int ata_drive_probe_reset(struct ata_port *ap, ata_probeinit_fn_t probeinit,
2713 ap->id); 2705 ap->id);
2714 ssleep(5); 2706 ssleep(5);
2715 2707
2716 rc = ata_do_reset(ap, softreset, postreset, 0, classes); 2708 rc = ata_do_reset(ap, softreset, postreset, classes);
2717 } 2709 }
2718 2710
2719 done: 2711 done:
@@ -4846,7 +4838,7 @@ static struct ata_port * ata_host_add(const struct ata_probe_ent *ent,
4846 4838
4847 host->transportt = &ata_scsi_transport_template; 4839 host->transportt = &ata_scsi_transport_template;
4848 4840
4849 ap = (struct ata_port *) &host->hostdata[0]; 4841 ap = ata_shost_to_port(host);
4850 4842
4851 ata_host_init(ap, host, host_set, ent, port_no); 4843 ata_host_init(ap, host, host_set, ent, port_no);
4852 4844
@@ -5059,7 +5051,7 @@ void ata_host_set_remove(struct ata_host_set *host_set)
5059 5051
5060int ata_scsi_release(struct Scsi_Host *host) 5052int ata_scsi_release(struct Scsi_Host *host)
5061{ 5053{
5062 struct ata_port *ap = (struct ata_port *) &host->hostdata[0]; 5054 struct ata_port *ap = ata_shost_to_port(host);
5063 int i; 5055 int i;
5064 5056
5065 DPRINTK("ENTER\n"); 5057 DPRINTK("ENTER\n");
@@ -5226,6 +5218,52 @@ int ata_ratelimit(void)
5226 return rc; 5218 return rc;
5227} 5219}
5228 5220
5221/**
5222 * ata_wait_register - wait until register value changes
5223 * @reg: IO-mapped register
5224 * @mask: Mask to apply to read register value
5225 * @val: Wait condition
5226 * @interval_msec: polling interval in milliseconds
5227 * @timeout_msec: timeout in milliseconds
5228 *
5229 * Waiting for some bits of register to change is a common
5230 * operation for ATA controllers. This function reads 32bit LE
5231 * IO-mapped register @reg and tests for the following condition.
5232 *
5233 * (*@reg & mask) != val
5234 *
5235 * If the condition is met, it returns; otherwise, the process is
5236 * repeated after @interval_msec until timeout.
5237 *
5238 * LOCKING:
5239 * Kernel thread context (may sleep)
5240 *
5241 * RETURNS:
5242 * The final register value.
5243 */
5244u32 ata_wait_register(void __iomem *reg, u32 mask, u32 val,
5245 unsigned long interval_msec,
5246 unsigned long timeout_msec)
5247{
5248 unsigned long timeout;
5249 u32 tmp;
5250
5251 tmp = ioread32(reg);
5252
5253 /* Calculate timeout _after_ the first read to make sure
5254 * preceding writes reach the controller before starting to
5255 * eat away the timeout.
5256 */
5257 timeout = jiffies + (timeout_msec * HZ) / 1000;
5258
5259 while ((tmp & mask) == val && time_before(jiffies, timeout)) {
5260 msleep(interval_msec);
5261 tmp = ioread32(reg);
5262 }
5263
5264 return tmp;
5265}
5266
5229/* 5267/*
5230 * libata is essentially a library of internal helper functions for 5268 * libata is essentially a library of internal helper functions for
5231 * low-level ATA host controller drivers. As such, the API/ABI is 5269 * low-level ATA host controller drivers. As such, the API/ABI is
@@ -5262,6 +5300,7 @@ EXPORT_SYMBOL_GPL(ata_bmdma_irq_clear);
5262EXPORT_SYMBOL_GPL(ata_bmdma_status); 5300EXPORT_SYMBOL_GPL(ata_bmdma_status);
5263EXPORT_SYMBOL_GPL(ata_bmdma_stop); 5301EXPORT_SYMBOL_GPL(ata_bmdma_stop);
5264EXPORT_SYMBOL_GPL(ata_port_probe); 5302EXPORT_SYMBOL_GPL(ata_port_probe);
5303EXPORT_SYMBOL_GPL(ata_set_sata_spd);
5265EXPORT_SYMBOL_GPL(sata_phy_reset); 5304EXPORT_SYMBOL_GPL(sata_phy_reset);
5266EXPORT_SYMBOL_GPL(__sata_phy_reset); 5305EXPORT_SYMBOL_GPL(__sata_phy_reset);
5267EXPORT_SYMBOL_GPL(ata_bus_reset); 5306EXPORT_SYMBOL_GPL(ata_bus_reset);
@@ -5276,6 +5315,7 @@ EXPORT_SYMBOL_GPL(ata_dev_classify);
5276EXPORT_SYMBOL_GPL(ata_dev_pair); 5315EXPORT_SYMBOL_GPL(ata_dev_pair);
5277EXPORT_SYMBOL_GPL(ata_port_disable); 5316EXPORT_SYMBOL_GPL(ata_port_disable);
5278EXPORT_SYMBOL_GPL(ata_ratelimit); 5317EXPORT_SYMBOL_GPL(ata_ratelimit);
5318EXPORT_SYMBOL_GPL(ata_wait_register);
5279EXPORT_SYMBOL_GPL(ata_busy_sleep); 5319EXPORT_SYMBOL_GPL(ata_busy_sleep);
5280EXPORT_SYMBOL_GPL(ata_port_queue_task); 5320EXPORT_SYMBOL_GPL(ata_port_queue_task);
5281EXPORT_SYMBOL_GPL(ata_scsi_ioctl); 5321EXPORT_SYMBOL_GPL(ata_scsi_ioctl);
diff --git a/drivers/scsi/libata-eh.c b/drivers/scsi/libata-eh.c
index 9a8eea11b0be..16db62211716 100644
--- a/drivers/scsi/libata-eh.c
+++ b/drivers/scsi/libata-eh.c
@@ -64,7 +64,7 @@
64enum scsi_eh_timer_return ata_scsi_timed_out(struct scsi_cmnd *cmd) 64enum scsi_eh_timer_return ata_scsi_timed_out(struct scsi_cmnd *cmd)
65{ 65{
66 struct Scsi_Host *host = cmd->device->host; 66 struct Scsi_Host *host = cmd->device->host;
67 struct ata_port *ap = (struct ata_port *) &host->hostdata[0]; 67 struct ata_port *ap = ata_shost_to_port(host);
68 unsigned long flags; 68 unsigned long flags;
69 struct ata_queued_cmd *qc; 69 struct ata_queued_cmd *qc;
70 enum scsi_eh_timer_return ret = EH_HANDLED; 70 enum scsi_eh_timer_return ret = EH_HANDLED;
@@ -97,9 +97,9 @@ enum scsi_eh_timer_return ata_scsi_timed_out(struct scsi_cmnd *cmd)
97 * RETURNS: 97 * RETURNS:
98 * Zero. 98 * Zero.
99 */ 99 */
100int ata_scsi_error(struct Scsi_Host *host) 100void ata_scsi_error(struct Scsi_Host *host)
101{ 101{
102 struct ata_port *ap = (struct ata_port *)&host->hostdata[0]; 102 struct ata_port *ap = ata_shost_to_port(host);
103 103
104 DPRINTK("ENTER\n"); 104 DPRINTK("ENTER\n");
105 105
@@ -116,7 +116,6 @@ int ata_scsi_error(struct Scsi_Host *host)
116 scsi_eh_flush_done_q(&ap->eh_done_q); 116 scsi_eh_flush_done_q(&ap->eh_done_q);
117 117
118 DPRINTK("EXIT\n"); 118 DPRINTK("EXIT\n");
119 return 0;
120} 119}
121 120
122/** 121/**
diff --git a/drivers/scsi/libata-scsi.c b/drivers/scsi/libata-scsi.c
index c9c001490293..9871f8272df0 100644
--- a/drivers/scsi/libata-scsi.c
+++ b/drivers/scsi/libata-scsi.c
@@ -98,6 +98,7 @@ static const u8 def_control_mpage[CONTROL_MPAGE_LEN] = {
98 * It just needs the eh_timed_out hook. 98 * It just needs the eh_timed_out hook.
99 */ 99 */
100struct scsi_transport_template ata_scsi_transport_template = { 100struct scsi_transport_template ata_scsi_transport_template = {
101 .eh_strategy_handler = ata_scsi_error,
101 .eh_timed_out = ata_scsi_timed_out, 102 .eh_timed_out = ata_scsi_timed_out,
102}; 103};
103 104
@@ -394,7 +395,7 @@ void ata_dump_status(unsigned id, struct ata_taskfile *tf)
394 395
395int ata_scsi_device_resume(struct scsi_device *sdev) 396int ata_scsi_device_resume(struct scsi_device *sdev)
396{ 397{
397 struct ata_port *ap = (struct ata_port *) &sdev->host->hostdata[0]; 398 struct ata_port *ap = ata_shost_to_port(sdev->host);
398 struct ata_device *dev = &ap->device[sdev->id]; 399 struct ata_device *dev = &ap->device[sdev->id];
399 400
400 return ata_device_resume(ap, dev); 401 return ata_device_resume(ap, dev);
@@ -402,7 +403,7 @@ int ata_scsi_device_resume(struct scsi_device *sdev)
402 403
403int ata_scsi_device_suspend(struct scsi_device *sdev, pm_message_t state) 404int ata_scsi_device_suspend(struct scsi_device *sdev, pm_message_t state)
404{ 405{
405 struct ata_port *ap = (struct ata_port *) &sdev->host->hostdata[0]; 406 struct ata_port *ap = ata_shost_to_port(sdev->host);
406 struct ata_device *dev = &ap->device[sdev->id]; 407 struct ata_device *dev = &ap->device[sdev->id];
407 408
408 return ata_device_suspend(ap, dev, state); 409 return ata_device_suspend(ap, dev, state);
@@ -703,7 +704,7 @@ int ata_scsi_slave_config(struct scsi_device *sdev)
703 struct ata_port *ap; 704 struct ata_port *ap;
704 struct ata_device *dev; 705 struct ata_device *dev;
705 706
706 ap = (struct ata_port *) &sdev->host->hostdata[0]; 707 ap = ata_shost_to_port(sdev->host);
707 dev = &ap->device[sdev->id]; 708 dev = &ap->device[sdev->id];
708 709
709 ata_scsi_dev_config(sdev, dev); 710 ata_scsi_dev_config(sdev, dev);
@@ -2477,7 +2478,7 @@ int ata_scsi_queuecmd(struct scsi_cmnd *cmd, void (*done)(struct scsi_cmnd *))
2477 struct scsi_device *scsidev = cmd->device; 2478 struct scsi_device *scsidev = cmd->device;
2478 struct Scsi_Host *shost = scsidev->host; 2479 struct Scsi_Host *shost = scsidev->host;
2479 2480
2480 ap = (struct ata_port *) &shost->hostdata[0]; 2481 ap = ata_shost_to_port(shost);
2481 2482
2482 spin_unlock(shost->host_lock); 2483 spin_unlock(shost->host_lock);
2483 spin_lock(&ap->host_set->lock); 2484 spin_lock(&ap->host_set->lock);
diff --git a/drivers/scsi/libata.h b/drivers/scsi/libata.h
index 652c08e3808e..3f8b0a863781 100644
--- a/drivers/scsi/libata.h
+++ b/drivers/scsi/libata.h
@@ -56,10 +56,8 @@ extern int ata_set_sata_spd_needed(struct ata_port *ap);
56extern int ata_down_xfermask_limit(struct ata_port *ap, struct ata_device *dev, 56extern int ata_down_xfermask_limit(struct ata_port *ap, struct ata_device *dev,
57 int force_pio0); 57 int force_pio0);
58extern int ata_set_mode(struct ata_port *ap, struct ata_device **r_failed_dev); 58extern int ata_set_mode(struct ata_port *ap, struct ata_device **r_failed_dev);
59extern int ata_do_reset(struct ata_port *ap, 59extern int ata_do_reset(struct ata_port *ap, ata_reset_fn_t reset,
60 ata_reset_fn_t reset, 60 ata_postreset_fn_t postreset, unsigned int *classes);
61 ata_postreset_fn_t postreset,
62 int verbose, unsigned int *classes);
63extern void ata_qc_free(struct ata_queued_cmd *qc); 61extern void ata_qc_free(struct ata_queued_cmd *qc);
64extern void ata_qc_issue(struct ata_queued_cmd *qc); 62extern void ata_qc_issue(struct ata_queued_cmd *qc);
65extern int ata_check_atapi_dma(struct ata_queued_cmd *qc); 63extern int ata_check_atapi_dma(struct ata_queued_cmd *qc);
@@ -105,5 +103,6 @@ extern void ata_scsi_rbuf_fill(struct ata_scsi_args *args,
105 103
106/* libata-eh.c */ 104/* libata-eh.c */
107extern enum scsi_eh_timer_return ata_scsi_timed_out(struct scsi_cmnd *cmd); 105extern enum scsi_eh_timer_return ata_scsi_timed_out(struct scsi_cmnd *cmd);
106extern void ata_scsi_error(struct Scsi_Host *host);
108 107
109#endif /* __LIBATA_H__ */ 108#endif /* __LIBATA_H__ */
diff --git a/drivers/scsi/pdc_adma.c b/drivers/scsi/pdc_adma.c
index 1fca6f1afa99..a341fa8d3291 100644
--- a/drivers/scsi/pdc_adma.c
+++ b/drivers/scsi/pdc_adma.c
@@ -143,7 +143,6 @@ static struct scsi_host_template adma_ata_sht = {
143 .name = DRV_NAME, 143 .name = DRV_NAME,
144 .ioctl = ata_scsi_ioctl, 144 .ioctl = ata_scsi_ioctl,
145 .queuecommand = ata_scsi_queuecmd, 145 .queuecommand = ata_scsi_queuecmd,
146 .eh_strategy_handler = ata_scsi_error,
147 .can_queue = ATA_DEF_QUEUE, 146 .can_queue = ATA_DEF_QUEUE,
148 .this_id = ATA_SHT_THIS_ID, 147 .this_id = ATA_SHT_THIS_ID,
149 .sg_tablesize = LIBATA_MAX_PRD, 148 .sg_tablesize = LIBATA_MAX_PRD,
diff --git a/drivers/scsi/sata_mv.c b/drivers/scsi/sata_mv.c
index fd9f2173f062..08665ea1e94e 100644
--- a/drivers/scsi/sata_mv.c
+++ b/drivers/scsi/sata_mv.c
@@ -378,7 +378,6 @@ static struct scsi_host_template mv_sht = {
378 .name = DRV_NAME, 378 .name = DRV_NAME,
379 .ioctl = ata_scsi_ioctl, 379 .ioctl = ata_scsi_ioctl,
380 .queuecommand = ata_scsi_queuecmd, 380 .queuecommand = ata_scsi_queuecmd,
381 .eh_strategy_handler = ata_scsi_error,
382 .can_queue = MV_USE_Q_DEPTH, 381 .can_queue = MV_USE_Q_DEPTH,
383 .this_id = ATA_SHT_THIS_ID, 382 .this_id = ATA_SHT_THIS_ID,
384 .sg_tablesize = MV_MAX_SG_CT / 2, 383 .sg_tablesize = MV_MAX_SG_CT / 2,
diff --git a/drivers/scsi/sata_nv.c b/drivers/scsi/sata_nv.c
index 3a0004c3c8b5..70c51088d371 100644
--- a/drivers/scsi/sata_nv.c
+++ b/drivers/scsi/sata_nv.c
@@ -201,7 +201,6 @@ static struct scsi_host_template nv_sht = {
201 .name = DRV_NAME, 201 .name = DRV_NAME,
202 .ioctl = ata_scsi_ioctl, 202 .ioctl = ata_scsi_ioctl,
203 .queuecommand = ata_scsi_queuecmd, 203 .queuecommand = ata_scsi_queuecmd,
204 .eh_strategy_handler = ata_scsi_error,
205 .can_queue = ATA_DEF_QUEUE, 204 .can_queue = ATA_DEF_QUEUE,
206 .this_id = ATA_SHT_THIS_ID, 205 .this_id = ATA_SHT_THIS_ID,
207 .sg_tablesize = LIBATA_MAX_PRD, 206 .sg_tablesize = LIBATA_MAX_PRD,
diff --git a/drivers/scsi/sata_promise.c b/drivers/scsi/sata_promise.c
index 03c647cbfb59..aaf896a0c63a 100644
--- a/drivers/scsi/sata_promise.c
+++ b/drivers/scsi/sata_promise.c
@@ -112,7 +112,6 @@ static struct scsi_host_template pdc_ata_sht = {
112 .name = DRV_NAME, 112 .name = DRV_NAME,
113 .ioctl = ata_scsi_ioctl, 113 .ioctl = ata_scsi_ioctl,
114 .queuecommand = ata_scsi_queuecmd, 114 .queuecommand = ata_scsi_queuecmd,
115 .eh_strategy_handler = ata_scsi_error,
116 .can_queue = ATA_DEF_QUEUE, 115 .can_queue = ATA_DEF_QUEUE,
117 .this_id = ATA_SHT_THIS_ID, 116 .this_id = ATA_SHT_THIS_ID,
118 .sg_tablesize = LIBATA_MAX_PRD, 117 .sg_tablesize = LIBATA_MAX_PRD,
diff --git a/drivers/scsi/sata_qstor.c b/drivers/scsi/sata_qstor.c
index 1b7a9316810c..54283e06070e 100644
--- a/drivers/scsi/sata_qstor.c
+++ b/drivers/scsi/sata_qstor.c
@@ -132,7 +132,6 @@ static struct scsi_host_template qs_ata_sht = {
132 .name = DRV_NAME, 132 .name = DRV_NAME,
133 .ioctl = ata_scsi_ioctl, 133 .ioctl = ata_scsi_ioctl,
134 .queuecommand = ata_scsi_queuecmd, 134 .queuecommand = ata_scsi_queuecmd,
135 .eh_strategy_handler = ata_scsi_error,
136 .can_queue = ATA_DEF_QUEUE, 135 .can_queue = ATA_DEF_QUEUE,
137 .this_id = ATA_SHT_THIS_ID, 136 .this_id = ATA_SHT_THIS_ID,
138 .sg_tablesize = QS_MAX_PRD, 137 .sg_tablesize = QS_MAX_PRD,
diff --git a/drivers/scsi/sata_sil.c b/drivers/scsi/sata_sil.c
index f29c3e733a00..c9333577330e 100644
--- a/drivers/scsi/sata_sil.c
+++ b/drivers/scsi/sata_sil.c
@@ -146,7 +146,6 @@ static struct scsi_host_template sil_sht = {
146 .name = DRV_NAME, 146 .name = DRV_NAME,
147 .ioctl = ata_scsi_ioctl, 147 .ioctl = ata_scsi_ioctl,
148 .queuecommand = ata_scsi_queuecmd, 148 .queuecommand = ata_scsi_queuecmd,
149 .eh_strategy_handler = ata_scsi_error,
150 .can_queue = ATA_DEF_QUEUE, 149 .can_queue = ATA_DEF_QUEUE,
151 .this_id = ATA_SHT_THIS_ID, 150 .this_id = ATA_SHT_THIS_ID,
152 .sg_tablesize = LIBATA_MAX_PRD, 151 .sg_tablesize = LIBATA_MAX_PRD,
diff --git a/drivers/scsi/sata_sil24.c b/drivers/scsi/sata_sil24.c
index 646756abb10e..e9fd869140c5 100644
--- a/drivers/scsi/sata_sil24.c
+++ b/drivers/scsi/sata_sil24.c
@@ -86,6 +86,13 @@ enum {
86 /* HOST_SLOT_STAT bits */ 86 /* HOST_SLOT_STAT bits */
87 HOST_SSTAT_ATTN = (1 << 31), 87 HOST_SSTAT_ATTN = (1 << 31),
88 88
89 /* HOST_CTRL bits */
90 HOST_CTRL_M66EN = (1 << 16), /* M66EN PCI bus signal */
91 HOST_CTRL_TRDY = (1 << 17), /* latched PCI TRDY */
92 HOST_CTRL_STOP = (1 << 18), /* latched PCI STOP */
93 HOST_CTRL_DEVSEL = (1 << 19), /* latched PCI DEVSEL */
94 HOST_CTRL_REQ64 = (1 << 20), /* latched PCI REQ64 */
95
89 /* 96 /*
90 * Port registers 97 * Port registers
91 * (8192 bytes @ +0x0000, +0x2000, +0x4000 and +0x6000 @ BAR2) 98 * (8192 bytes @ +0x0000, +0x2000, +0x4000 and +0x6000 @ BAR2)
@@ -142,8 +149,12 @@ enum {
142 PORT_IRQ_PWR_CHG = (1 << 3), /* power management change */ 149 PORT_IRQ_PWR_CHG = (1 << 3), /* power management change */
143 PORT_IRQ_PHYRDY_CHG = (1 << 4), /* PHY ready change */ 150 PORT_IRQ_PHYRDY_CHG = (1 << 4), /* PHY ready change */
144 PORT_IRQ_COMWAKE = (1 << 5), /* COMWAKE received */ 151 PORT_IRQ_COMWAKE = (1 << 5), /* COMWAKE received */
145 PORT_IRQ_UNK_FIS = (1 << 6), /* Unknown FIS received */ 152 PORT_IRQ_UNK_FIS = (1 << 6), /* unknown FIS received */
146 PORT_IRQ_SDB_FIS = (1 << 11), /* SDB FIS received */ 153 PORT_IRQ_DEV_XCHG = (1 << 7), /* device exchanged */
154 PORT_IRQ_8B10B = (1 << 8), /* 8b/10b decode error threshold */
155 PORT_IRQ_CRC = (1 << 9), /* CRC error threshold */
156 PORT_IRQ_HANDSHAKE = (1 << 10), /* handshake error threshold */
157 PORT_IRQ_SDB_NOTIFY = (1 << 11), /* SDB notify received */
147 158
148 /* bits[27:16] are unmasked (raw) */ 159 /* bits[27:16] are unmasked (raw) */
149 PORT_IRQ_RAW_SHIFT = 16, 160 PORT_IRQ_RAW_SHIFT = 16,
@@ -174,7 +185,7 @@ enum {
174 PORT_CERR_CMD_PCIPERR = 27, /* ctrl[15:13] 110 - PCI parity err while fetching PRB */ 185 PORT_CERR_CMD_PCIPERR = 27, /* ctrl[15:13] 110 - PCI parity err while fetching PRB */
175 PORT_CERR_XFR_UNDEF = 32, /* PSD ecode 00 - undefined */ 186 PORT_CERR_XFR_UNDEF = 32, /* PSD ecode 00 - undefined */
176 PORT_CERR_XFR_TGTABRT = 33, /* PSD ecode 01 - target abort */ 187 PORT_CERR_XFR_TGTABRT = 33, /* PSD ecode 01 - target abort */
177 PORT_CERR_XFR_MSGABRT = 34, /* PSD ecode 10 - master abort */ 188 PORT_CERR_XFR_MSTABRT = 34, /* PSD ecode 10 - master abort */
178 PORT_CERR_XFR_PCIPERR = 35, /* PSD ecode 11 - PCI prity err during transfer */ 189 PORT_CERR_XFR_PCIPERR = 35, /* PSD ecode 11 - PCI prity err during transfer */
179 PORT_CERR_SENDSERVICE = 36, /* FIS received while sending service */ 190 PORT_CERR_SENDSERVICE = 36, /* FIS received while sending service */
180 191
@@ -207,6 +218,11 @@ enum {
207 BID_SIL3132 = 1, 218 BID_SIL3132 = 1,
208 BID_SIL3131 = 2, 219 BID_SIL3131 = 2,
209 220
221 /* host flags */
222 SIL24_COMMON_FLAGS = ATA_FLAG_SATA | ATA_FLAG_NO_LEGACY |
223 ATA_FLAG_MMIO | ATA_FLAG_PIO_DMA,
224 SIL24_FLAG_PCIX_IRQ_WOC = (1 << 24), /* IRQ loss errata on PCI-X */
225
210 IRQ_STAT_4PORTS = 0xf, 226 IRQ_STAT_4PORTS = 0xf,
211}; 227};
212 228
@@ -281,7 +297,6 @@ static struct scsi_host_template sil24_sht = {
281 .name = DRV_NAME, 297 .name = DRV_NAME,
282 .ioctl = ata_scsi_ioctl, 298 .ioctl = ata_scsi_ioctl,
283 .queuecommand = ata_scsi_queuecmd, 299 .queuecommand = ata_scsi_queuecmd,
284 .eh_strategy_handler = ata_scsi_error,
285 .can_queue = ATA_DEF_QUEUE, 300 .can_queue = ATA_DEF_QUEUE,
286 .this_id = ATA_SHT_THIS_ID, 301 .this_id = ATA_SHT_THIS_ID,
287 .sg_tablesize = LIBATA_MAX_PRD, 302 .sg_tablesize = LIBATA_MAX_PRD,
@@ -334,9 +349,8 @@ static struct ata_port_info sil24_port_info[] = {
334 /* sil_3124 */ 349 /* sil_3124 */
335 { 350 {
336 .sht = &sil24_sht, 351 .sht = &sil24_sht,
337 .host_flags = ATA_FLAG_SATA | ATA_FLAG_NO_LEGACY | 352 .host_flags = SIL24_COMMON_FLAGS | SIL24_NPORTS2FLAG(4) |
338 ATA_FLAG_MMIO | ATA_FLAG_PIO_DMA | 353 SIL24_FLAG_PCIX_IRQ_WOC,
339 SIL24_NPORTS2FLAG(4),
340 .pio_mask = 0x1f, /* pio0-4 */ 354 .pio_mask = 0x1f, /* pio0-4 */
341 .mwdma_mask = 0x07, /* mwdma0-2 */ 355 .mwdma_mask = 0x07, /* mwdma0-2 */
342 .udma_mask = 0x3f, /* udma0-5 */ 356 .udma_mask = 0x3f, /* udma0-5 */
@@ -345,9 +359,7 @@ static struct ata_port_info sil24_port_info[] = {
345 /* sil_3132 */ 359 /* sil_3132 */
346 { 360 {
347 .sht = &sil24_sht, 361 .sht = &sil24_sht,
348 .host_flags = ATA_FLAG_SATA | ATA_FLAG_NO_LEGACY | 362 .host_flags = SIL24_COMMON_FLAGS | SIL24_NPORTS2FLAG(2),
349 ATA_FLAG_MMIO | ATA_FLAG_PIO_DMA |
350 SIL24_NPORTS2FLAG(2),
351 .pio_mask = 0x1f, /* pio0-4 */ 363 .pio_mask = 0x1f, /* pio0-4 */
352 .mwdma_mask = 0x07, /* mwdma0-2 */ 364 .mwdma_mask = 0x07, /* mwdma0-2 */
353 .udma_mask = 0x3f, /* udma0-5 */ 365 .udma_mask = 0x3f, /* udma0-5 */
@@ -356,9 +368,7 @@ static struct ata_port_info sil24_port_info[] = {
356 /* sil_3131/sil_3531 */ 368 /* sil_3131/sil_3531 */
357 { 369 {
358 .sht = &sil24_sht, 370 .sht = &sil24_sht,
359 .host_flags = ATA_FLAG_SATA | ATA_FLAG_NO_LEGACY | 371 .host_flags = SIL24_COMMON_FLAGS | SIL24_NPORTS2FLAG(1),
360 ATA_FLAG_MMIO | ATA_FLAG_PIO_DMA |
361 SIL24_NPORTS2FLAG(1),
362 .pio_mask = 0x1f, /* pio0-4 */ 372 .pio_mask = 0x1f, /* pio0-4 */
363 .mwdma_mask = 0x07, /* mwdma0-2 */ 373 .mwdma_mask = 0x07, /* mwdma0-2 */
364 .udma_mask = 0x3f, /* udma0-5 */ 374 .udma_mask = 0x3f, /* udma0-5 */
@@ -427,15 +437,30 @@ static void sil24_tf_read(struct ata_port *ap, struct ata_taskfile *tf)
427 *tf = pp->tf; 437 *tf = pp->tf;
428} 438}
429 439
430static int sil24_softreset(struct ata_port *ap, int verbose, 440static int sil24_init_port(struct ata_port *ap)
431 unsigned int *class) 441{
442 void __iomem *port = (void __iomem *)ap->ioaddr.cmd_addr;
443 u32 tmp;
444
445 writel(PORT_CS_INIT, port + PORT_CTRL_STAT);
446 ata_wait_register(port + PORT_CTRL_STAT,
447 PORT_CS_INIT, PORT_CS_INIT, 10, 100);
448 tmp = ata_wait_register(port + PORT_CTRL_STAT,
449 PORT_CS_RDY, 0, 10, 100);
450
451 if ((tmp & (PORT_CS_INIT | PORT_CS_RDY)) != PORT_CS_RDY)
452 return -EIO;
453 return 0;
454}
455
456static int sil24_softreset(struct ata_port *ap, unsigned int *class)
432{ 457{
433 void __iomem *port = (void __iomem *)ap->ioaddr.cmd_addr; 458 void __iomem *port = (void __iomem *)ap->ioaddr.cmd_addr;
434 struct sil24_port_priv *pp = ap->private_data; 459 struct sil24_port_priv *pp = ap->private_data;
435 struct sil24_prb *prb = &pp->cmd_block[0].ata.prb; 460 struct sil24_prb *prb = &pp->cmd_block[0].ata.prb;
436 dma_addr_t paddr = pp->cmd_block_dma; 461 dma_addr_t paddr = pp->cmd_block_dma;
437 unsigned long timeout = jiffies + ATA_TMOUT_BOOT * HZ; 462 u32 mask, irq_enable, irq_stat;
438 u32 irq_enable, irq_stat; 463 const char *reason;
439 464
440 DPRINTK("ENTER\n"); 465 DPRINTK("ENTER\n");
441 466
@@ -449,34 +474,35 @@ static int sil24_softreset(struct ata_port *ap, int verbose,
449 irq_enable = readl(port + PORT_IRQ_ENABLE_SET); 474 irq_enable = readl(port + PORT_IRQ_ENABLE_SET);
450 writel(irq_enable, port + PORT_IRQ_ENABLE_CLR); 475 writel(irq_enable, port + PORT_IRQ_ENABLE_CLR);
451 476
452 /* 477 /* put the port into known state */
453 * XXX: Not sure whether the following sleep is needed or not. 478 if (sil24_init_port(ap)) {
454 * The original driver had it. So.... 479 reason ="port not ready";
455 */ 480 goto err;
456 msleep(10); 481 }
457 482
458 prb->ctrl = PRB_CTRL_SRST; 483 /* do SRST */
484 prb->ctrl = cpu_to_le16(PRB_CTRL_SRST);
459 prb->fis[1] = 0; /* no PM yet */ 485 prb->fis[1] = 0; /* no PM yet */
460 486
461 writel((u32)paddr, port + PORT_CMD_ACTIVATE); 487 writel((u32)paddr, port + PORT_CMD_ACTIVATE);
488 writel((u64)paddr >> 32, port + PORT_CMD_ACTIVATE + 4);
462 489
463 do { 490 mask = (PORT_IRQ_COMPLETE | PORT_IRQ_ERROR) << PORT_IRQ_RAW_SHIFT;
464 irq_stat = readl(port + PORT_IRQ_STAT); 491 irq_stat = ata_wait_register(port + PORT_IRQ_STAT, mask, 0x0,
465 writel(irq_stat, port + PORT_IRQ_STAT); /* clear irq */ 492 100, ATA_TMOUT_BOOT / HZ * 1000);
466
467 irq_stat >>= PORT_IRQ_RAW_SHIFT;
468 if (irq_stat & (PORT_IRQ_COMPLETE | PORT_IRQ_ERROR))
469 break;
470 493
471 msleep(100); 494 writel(irq_stat, port + PORT_IRQ_STAT); /* clear IRQs */
472 } while (time_before(jiffies, timeout)); 495 irq_stat >>= PORT_IRQ_RAW_SHIFT;
473 496
474 /* restore IRQs */ 497 /* restore IRQs */
475 writel(irq_enable, port + PORT_IRQ_ENABLE_SET); 498 writel(irq_enable, port + PORT_IRQ_ENABLE_SET);
476 499
477 if (!(irq_stat & PORT_IRQ_COMPLETE)) { 500 if (!(irq_stat & PORT_IRQ_COMPLETE)) {
478 DPRINTK("EXIT, srst failed\n"); 501 if (irq_stat & PORT_IRQ_ERROR)
479 return -EIO; 502 reason = "SRST command error";
503 else
504 reason = "timeout";
505 goto err;
480 } 506 }
481 507
482 sil24_update_tf(ap); 508 sil24_update_tf(ap);
@@ -488,15 +514,55 @@ static int sil24_softreset(struct ata_port *ap, int verbose,
488 out: 514 out:
489 DPRINTK("EXIT, class=%u\n", *class); 515 DPRINTK("EXIT, class=%u\n", *class);
490 return 0; 516 return 0;
517
518 err:
519 printk(KERN_ERR "ata%u: softreset failed (%s)\n", ap->id, reason);
520 return -EIO;
491} 521}
492 522
493static int sil24_hardreset(struct ata_port *ap, int verbose, 523static int sil24_hardreset(struct ata_port *ap, unsigned int *class)
494 unsigned int *class)
495{ 524{
496 unsigned int dummy_class; 525 void __iomem *port = (void __iomem *)ap->ioaddr.cmd_addr;
526 const char *reason;
527 int tout_msec;
528 u32 tmp;
529
530 /* sil24 does the right thing(tm) without any protection */
531 ata_set_sata_spd(ap);
532
533 tout_msec = 100;
534 if (sata_dev_present(ap))
535 tout_msec = 5000;
497 536
498 /* sil24 doesn't report device signature after hard reset */ 537 writel(PORT_CS_DEV_RST, port + PORT_CTRL_STAT);
499 return sata_std_hardreset(ap, verbose, &dummy_class); 538 tmp = ata_wait_register(port + PORT_CTRL_STAT,
539 PORT_CS_DEV_RST, PORT_CS_DEV_RST, 10, tout_msec);
540
541 /* SStatus oscillates between zero and valid status for short
542 * duration after DEV_RST, give it time to settle.
543 */
544 msleep(100);
545
546 if (tmp & PORT_CS_DEV_RST) {
547 if (!sata_dev_present(ap))
548 return 0;
549 reason = "link not ready";
550 goto err;
551 }
552
553 if (ata_busy_sleep(ap, ATA_TMOUT_BOOT_QUICK, ATA_TMOUT_BOOT)) {
554 reason = "device not ready";
555 goto err;
556 }
557
558 /* sil24 doesn't report device class code after hardreset,
559 * leave *class alone.
560 */
561 return 0;
562
563 err:
564 printk(KERN_ERR "ata%u: hardreset failed (%s)\n", ap->id, reason);
565 return -EIO;
500} 566}
501 567
502static int sil24_probe_reset(struct ata_port *ap, unsigned int *classes) 568static int sil24_probe_reset(struct ata_port *ap, unsigned int *classes)
@@ -532,6 +598,7 @@ static void sil24_qc_prep(struct ata_queued_cmd *qc)
532 union sil24_cmd_block *cb = pp->cmd_block + qc->tag; 598 union sil24_cmd_block *cb = pp->cmd_block + qc->tag;
533 struct sil24_prb *prb; 599 struct sil24_prb *prb;
534 struct sil24_sge *sge; 600 struct sil24_sge *sge;
601 u16 ctrl = 0;
535 602
536 switch (qc->tf.protocol) { 603 switch (qc->tf.protocol) {
537 case ATA_PROT_PIO: 604 case ATA_PROT_PIO:
@@ -539,7 +606,6 @@ static void sil24_qc_prep(struct ata_queued_cmd *qc)
539 case ATA_PROT_NODATA: 606 case ATA_PROT_NODATA:
540 prb = &cb->ata.prb; 607 prb = &cb->ata.prb;
541 sge = cb->ata.sge; 608 sge = cb->ata.sge;
542 prb->ctrl = 0;
543 break; 609 break;
544 610
545 case ATA_PROT_ATAPI: 611 case ATA_PROT_ATAPI:
@@ -552,12 +618,10 @@ static void sil24_qc_prep(struct ata_queued_cmd *qc)
552 618
553 if (qc->tf.protocol != ATA_PROT_ATAPI_NODATA) { 619 if (qc->tf.protocol != ATA_PROT_ATAPI_NODATA) {
554 if (qc->tf.flags & ATA_TFLAG_WRITE) 620 if (qc->tf.flags & ATA_TFLAG_WRITE)
555 prb->ctrl = PRB_CTRL_PACKET_WRITE; 621 ctrl = PRB_CTRL_PACKET_WRITE;
556 else 622 else
557 prb->ctrl = PRB_CTRL_PACKET_READ; 623 ctrl = PRB_CTRL_PACKET_READ;
558 } else 624 }
559 prb->ctrl = 0;
560
561 break; 625 break;
562 626
563 default: 627 default:
@@ -566,6 +630,7 @@ static void sil24_qc_prep(struct ata_queued_cmd *qc)
566 BUG(); 630 BUG();
567 } 631 }
568 632
633 prb->ctrl = cpu_to_le16(ctrl);
569 ata_tf_to_fis(&qc->tf, prb->fis, 0); 634 ata_tf_to_fis(&qc->tf, prb->fis, 0);
570 635
571 if (qc->flags & ATA_QCFLAG_DMAMAP) 636 if (qc->flags & ATA_QCFLAG_DMAMAP)
@@ -580,6 +645,8 @@ static unsigned int sil24_qc_issue(struct ata_queued_cmd *qc)
580 dma_addr_t paddr = pp->cmd_block_dma + qc->tag * sizeof(*pp->cmd_block); 645 dma_addr_t paddr = pp->cmd_block_dma + qc->tag * sizeof(*pp->cmd_block);
581 646
582 writel((u32)paddr, port + PORT_CMD_ACTIVATE); 647 writel((u32)paddr, port + PORT_CMD_ACTIVATE);
648 writel((u64)paddr >> 32, port + PORT_CMD_ACTIVATE + 4);
649
583 return 0; 650 return 0;
584} 651}
585 652
@@ -728,6 +795,10 @@ static inline void sil24_host_intr(struct ata_port *ap)
728 slot_stat = readl(port + PORT_SLOT_STAT); 795 slot_stat = readl(port + PORT_SLOT_STAT);
729 if (!(slot_stat & HOST_SSTAT_ATTN)) { 796 if (!(slot_stat & HOST_SSTAT_ATTN)) {
730 struct sil24_port_priv *pp = ap->private_data; 797 struct sil24_port_priv *pp = ap->private_data;
798
799 if (ap->flags & SIL24_FLAG_PCIX_IRQ_WOC)
800 writel(PORT_IRQ_COMPLETE, port + PORT_IRQ_STAT);
801
731 /* 802 /*
732 * !HOST_SSAT_ATTN guarantees successful completion, 803 * !HOST_SSAT_ATTN guarantees successful completion,
733 * so reading back tf registers is unnecessary for 804 * so reading back tf registers is unnecessary for
@@ -859,6 +930,7 @@ static int sil24_init_one(struct pci_dev *pdev, const struct pci_device_id *ent)
859 void __iomem *host_base = NULL; 930 void __iomem *host_base = NULL;
860 void __iomem *port_base = NULL; 931 void __iomem *port_base = NULL;
861 int i, rc; 932 int i, rc;
933 u32 tmp;
862 934
863 if (!printed_version++) 935 if (!printed_version++)
864 dev_printk(KERN_DEBUG, &pdev->dev, "version " DRV_VERSION "\n"); 936 dev_printk(KERN_DEBUG, &pdev->dev, "version " DRV_VERSION "\n");
@@ -911,35 +983,51 @@ static int sil24_init_one(struct pci_dev *pdev, const struct pci_device_id *ent)
911 /* 983 /*
912 * Configure the device 984 * Configure the device
913 */ 985 */
914 /* 986 if (!pci_set_dma_mask(pdev, DMA_64BIT_MASK)) {
915 * FIXME: This device is certainly 64-bit capable. We just 987 rc = pci_set_consistent_dma_mask(pdev, DMA_64BIT_MASK);
916 * don't know how to use it. After fixing 32bit activation in 988 if (rc) {
917 * this function, enable 64bit masks here. 989 rc = pci_set_consistent_dma_mask(pdev, DMA_32BIT_MASK);
918 */ 990 if (rc) {
919 rc = pci_set_dma_mask(pdev, DMA_32BIT_MASK); 991 dev_printk(KERN_ERR, &pdev->dev,
920 if (rc) { 992 "64-bit DMA enable failed\n");
921 dev_printk(KERN_ERR, &pdev->dev, 993 goto out_free;
922 "32-bit DMA enable failed\n"); 994 }
923 goto out_free; 995 }
924 } 996 } else {
925 rc = pci_set_consistent_dma_mask(pdev, DMA_32BIT_MASK); 997 rc = pci_set_dma_mask(pdev, DMA_32BIT_MASK);
926 if (rc) { 998 if (rc) {
927 dev_printk(KERN_ERR, &pdev->dev, 999 dev_printk(KERN_ERR, &pdev->dev,
928 "32-bit consistent DMA enable failed\n"); 1000 "32-bit DMA enable failed\n");
929 goto out_free; 1001 goto out_free;
1002 }
1003 rc = pci_set_consistent_dma_mask(pdev, DMA_32BIT_MASK);
1004 if (rc) {
1005 dev_printk(KERN_ERR, &pdev->dev,
1006 "32-bit consistent DMA enable failed\n");
1007 goto out_free;
1008 }
930 } 1009 }
931 1010
932 /* GPIO off */ 1011 /* GPIO off */
933 writel(0, host_base + HOST_FLASH_CMD); 1012 writel(0, host_base + HOST_FLASH_CMD);
934 1013
935 /* Mask interrupts during initialization */ 1014 /* Apply workaround for completion IRQ loss on PCI-X errata */
1015 if (probe_ent->host_flags & SIL24_FLAG_PCIX_IRQ_WOC) {
1016 tmp = readl(host_base + HOST_CTRL);
1017 if (tmp & (HOST_CTRL_TRDY | HOST_CTRL_STOP | HOST_CTRL_DEVSEL))
1018 dev_printk(KERN_INFO, &pdev->dev,
1019 "Applying completion IRQ loss on PCI-X "
1020 "errata fix\n");
1021 else
1022 probe_ent->host_flags &= ~SIL24_FLAG_PCIX_IRQ_WOC;
1023 }
1024
1025 /* clear global reset & mask interrupts during initialization */
936 writel(0, host_base + HOST_CTRL); 1026 writel(0, host_base + HOST_CTRL);
937 1027
938 for (i = 0; i < probe_ent->n_ports; i++) { 1028 for (i = 0; i < probe_ent->n_ports; i++) {
939 void __iomem *port = port_base + i * PORT_REGS_SIZE; 1029 void __iomem *port = port_base + i * PORT_REGS_SIZE;
940 unsigned long portu = (unsigned long)port; 1030 unsigned long portu = (unsigned long)port;
941 u32 tmp;
942 int cnt;
943 1031
944 probe_ent->port[i].cmd_addr = portu + PORT_PRB; 1032 probe_ent->port[i].cmd_addr = portu + PORT_PRB;
945 probe_ent->port[i].scr_addr = portu + PORT_SCONTROL; 1033 probe_ent->port[i].scr_addr = portu + PORT_SCONTROL;
@@ -953,18 +1041,20 @@ static int sil24_init_one(struct pci_dev *pdev, const struct pci_device_id *ent)
953 tmp = readl(port + PORT_CTRL_STAT); 1041 tmp = readl(port + PORT_CTRL_STAT);
954 if (tmp & PORT_CS_PORT_RST) { 1042 if (tmp & PORT_CS_PORT_RST) {
955 writel(PORT_CS_PORT_RST, port + PORT_CTRL_CLR); 1043 writel(PORT_CS_PORT_RST, port + PORT_CTRL_CLR);
956 readl(port + PORT_CTRL_STAT); /* sync */ 1044 tmp = ata_wait_register(port + PORT_CTRL_STAT,
957 for (cnt = 0; cnt < 10; cnt++) { 1045 PORT_CS_PORT_RST,
958 msleep(10); 1046 PORT_CS_PORT_RST, 10, 100);
959 tmp = readl(port + PORT_CTRL_STAT);
960 if (!(tmp & PORT_CS_PORT_RST))
961 break;
962 }
963 if (tmp & PORT_CS_PORT_RST) 1047 if (tmp & PORT_CS_PORT_RST)
964 dev_printk(KERN_ERR, &pdev->dev, 1048 dev_printk(KERN_ERR, &pdev->dev,
965 "failed to clear port RST\n"); 1049 "failed to clear port RST\n");
966 } 1050 }
967 1051
1052 /* Configure IRQ WoC */
1053 if (probe_ent->host_flags & SIL24_FLAG_PCIX_IRQ_WOC)
1054 writel(PORT_CS_IRQ_WOC, port + PORT_CTRL_STAT);
1055 else
1056 writel(PORT_CS_IRQ_WOC, port + PORT_CTRL_CLR);
1057
968 /* Zero error counters. */ 1058 /* Zero error counters. */
969 writel(0x8000, port + PORT_DECODE_ERR_THRESH); 1059 writel(0x8000, port + PORT_DECODE_ERR_THRESH);
970 writel(0x8000, port + PORT_CRC_ERR_THRESH); 1060 writel(0x8000, port + PORT_CRC_ERR_THRESH);
@@ -973,14 +1063,13 @@ static int sil24_init_one(struct pci_dev *pdev, const struct pci_device_id *ent)
973 writel(0x0000, port + PORT_CRC_ERR_CNT); 1063 writel(0x0000, port + PORT_CRC_ERR_CNT);
974 writel(0x0000, port + PORT_HSHK_ERR_CNT); 1064 writel(0x0000, port + PORT_HSHK_ERR_CNT);
975 1065
976 /* FIXME: 32bit activation? */ 1066 /* Always use 64bit activation */
977 writel(0, port + PORT_ACTIVATE_UPPER_ADDR); 1067 writel(PORT_CS_32BIT_ACTV, port + PORT_CTRL_CLR);
978 writel(PORT_CS_32BIT_ACTV, port + PORT_CTRL_STAT);
979 1068
980 /* Configure interrupts */ 1069 /* Configure interrupts */
981 writel(0xffff, port + PORT_IRQ_ENABLE_CLR); 1070 writel(0xffff, port + PORT_IRQ_ENABLE_CLR);
982 writel(PORT_IRQ_COMPLETE | PORT_IRQ_ERROR | PORT_IRQ_SDB_FIS, 1071 writel(PORT_IRQ_COMPLETE | PORT_IRQ_ERROR |
983 port + PORT_IRQ_ENABLE_SET); 1072 PORT_IRQ_SDB_NOTIFY, port + PORT_IRQ_ENABLE_SET);
984 1073
985 /* Clear interrupts */ 1074 /* Clear interrupts */
986 writel(0x0fff0fff, port + PORT_IRQ_STAT); 1075 writel(0x0fff0fff, port + PORT_IRQ_STAT);
@@ -988,11 +1077,6 @@ static int sil24_init_one(struct pci_dev *pdev, const struct pci_device_id *ent)
988 1077
989 /* Clear port multiplier enable and resume bits */ 1078 /* Clear port multiplier enable and resume bits */
990 writel(PORT_CS_PM_EN | PORT_CS_RESUME, port + PORT_CTRL_CLR); 1079 writel(PORT_CS_PM_EN | PORT_CS_RESUME, port + PORT_CTRL_CLR);
991
992 /* Reset itself */
993 if (__sil24_reset_controller(port))
994 dev_printk(KERN_ERR, &pdev->dev,
995 "failed to reset controller\n");
996 } 1080 }
997 1081
998 /* Turn on interrupts */ 1082 /* Turn on interrupts */
diff --git a/drivers/scsi/sata_sis.c b/drivers/scsi/sata_sis.c
index eb3cf5b534dc..3097821688dc 100644
--- a/drivers/scsi/sata_sis.c
+++ b/drivers/scsi/sata_sis.c
@@ -87,7 +87,6 @@ static struct scsi_host_template sis_sht = {
87 .name = DRV_NAME, 87 .name = DRV_NAME,
88 .ioctl = ata_scsi_ioctl, 88 .ioctl = ata_scsi_ioctl,
89 .queuecommand = ata_scsi_queuecmd, 89 .queuecommand = ata_scsi_queuecmd,
90 .eh_strategy_handler = ata_scsi_error,
91 .can_queue = ATA_DEF_QUEUE, 90 .can_queue = ATA_DEF_QUEUE,
92 .this_id = ATA_SHT_THIS_ID, 91 .this_id = ATA_SHT_THIS_ID,
93 .sg_tablesize = ATA_MAX_PRD, 92 .sg_tablesize = ATA_MAX_PRD,
diff --git a/drivers/scsi/sata_svw.c b/drivers/scsi/sata_svw.c
index a20bc8154753..d5eb5375e265 100644
--- a/drivers/scsi/sata_svw.c
+++ b/drivers/scsi/sata_svw.c
@@ -257,7 +257,7 @@ static int k2_sata_proc_info(struct Scsi_Host *shost, char *page, char **start,
257 int len, index; 257 int len, index;
258 258
259 /* Find the ata_port */ 259 /* Find the ata_port */
260 ap = (struct ata_port *) &shost->hostdata[0]; 260 ap = ata_shost_to_port(shost);
261 if (ap == NULL) 261 if (ap == NULL)
262 return 0; 262 return 0;
263 263
@@ -290,7 +290,6 @@ static struct scsi_host_template k2_sata_sht = {
290 .name = DRV_NAME, 290 .name = DRV_NAME,
291 .ioctl = ata_scsi_ioctl, 291 .ioctl = ata_scsi_ioctl,
292 .queuecommand = ata_scsi_queuecmd, 292 .queuecommand = ata_scsi_queuecmd,
293 .eh_strategy_handler = ata_scsi_error,
294 .can_queue = ATA_DEF_QUEUE, 293 .can_queue = ATA_DEF_QUEUE,
295 .this_id = ATA_SHT_THIS_ID, 294 .this_id = ATA_SHT_THIS_ID,
296 .sg_tablesize = LIBATA_MAX_PRD, 295 .sg_tablesize = LIBATA_MAX_PRD,
diff --git a/drivers/scsi/sata_sx4.c b/drivers/scsi/sata_sx4.c
index 13dba63f6167..4c07ba1f6e62 100644
--- a/drivers/scsi/sata_sx4.c
+++ b/drivers/scsi/sata_sx4.c
@@ -182,7 +182,6 @@ static struct scsi_host_template pdc_sata_sht = {
182 .name = DRV_NAME, 182 .name = DRV_NAME,
183 .ioctl = ata_scsi_ioctl, 183 .ioctl = ata_scsi_ioctl,
184 .queuecommand = ata_scsi_queuecmd, 184 .queuecommand = ata_scsi_queuecmd,
185 .eh_strategy_handler = ata_scsi_error,
186 .can_queue = ATA_DEF_QUEUE, 185 .can_queue = ATA_DEF_QUEUE,
187 .this_id = ATA_SHT_THIS_ID, 186 .this_id = ATA_SHT_THIS_ID,
188 .sg_tablesize = LIBATA_MAX_PRD, 187 .sg_tablesize = LIBATA_MAX_PRD,
diff --git a/drivers/scsi/sata_uli.c b/drivers/scsi/sata_uli.c
index 513dd78ea6fe..15f81bfc30f0 100644
--- a/drivers/scsi/sata_uli.c
+++ b/drivers/scsi/sata_uli.c
@@ -81,7 +81,6 @@ static struct scsi_host_template uli_sht = {
81 .name = DRV_NAME, 81 .name = DRV_NAME,
82 .ioctl = ata_scsi_ioctl, 82 .ioctl = ata_scsi_ioctl,
83 .queuecommand = ata_scsi_queuecmd, 83 .queuecommand = ata_scsi_queuecmd,
84 .eh_strategy_handler = ata_scsi_error,
85 .can_queue = ATA_DEF_QUEUE, 84 .can_queue = ATA_DEF_QUEUE,
86 .this_id = ATA_SHT_THIS_ID, 85 .this_id = ATA_SHT_THIS_ID,
87 .sg_tablesize = LIBATA_MAX_PRD, 86 .sg_tablesize = LIBATA_MAX_PRD,
diff --git a/drivers/scsi/sata_via.c b/drivers/scsi/sata_via.c
index de4e0eb224bb..17aefab5f42f 100644
--- a/drivers/scsi/sata_via.c
+++ b/drivers/scsi/sata_via.c
@@ -94,7 +94,6 @@ static struct scsi_host_template svia_sht = {
94 .name = DRV_NAME, 94 .name = DRV_NAME,
95 .ioctl = ata_scsi_ioctl, 95 .ioctl = ata_scsi_ioctl,
96 .queuecommand = ata_scsi_queuecmd, 96 .queuecommand = ata_scsi_queuecmd,
97 .eh_strategy_handler = ata_scsi_error,
98 .can_queue = ATA_DEF_QUEUE, 97 .can_queue = ATA_DEF_QUEUE,
99 .this_id = ATA_SHT_THIS_ID, 98 .this_id = ATA_SHT_THIS_ID,
100 .sg_tablesize = LIBATA_MAX_PRD, 99 .sg_tablesize = LIBATA_MAX_PRD,
diff --git a/drivers/scsi/sata_vsc.c b/drivers/scsi/sata_vsc.c
index b7d6a31628c2..0372be7ff1c9 100644
--- a/drivers/scsi/sata_vsc.c
+++ b/drivers/scsi/sata_vsc.c
@@ -270,7 +270,6 @@ static struct scsi_host_template vsc_sata_sht = {
270 .name = DRV_NAME, 270 .name = DRV_NAME,
271 .ioctl = ata_scsi_ioctl, 271 .ioctl = ata_scsi_ioctl,
272 .queuecommand = ata_scsi_queuecmd, 272 .queuecommand = ata_scsi_queuecmd,
273 .eh_strategy_handler = ata_scsi_error,
274 .can_queue = ATA_DEF_QUEUE, 273 .can_queue = ATA_DEF_QUEUE,
275 .this_id = ATA_SHT_THIS_ID, 274 .this_id = ATA_SHT_THIS_ID,
276 .sg_tablesize = LIBATA_MAX_PRD, 275 .sg_tablesize = LIBATA_MAX_PRD,
diff --git a/drivers/scsi/scsi_error.c b/drivers/scsi/scsi_error.c
index 5f0fdfb2618c..1c75646f9689 100644
--- a/drivers/scsi/scsi_error.c
+++ b/drivers/scsi/scsi_error.c
@@ -1537,8 +1537,8 @@ int scsi_error_handler(void *data)
1537 * what we need to do to get it up and online again (if we can). 1537 * what we need to do to get it up and online again (if we can).
1538 * If we fail, we end up taking the thing offline. 1538 * If we fail, we end up taking the thing offline.
1539 */ 1539 */
1540 if (shost->hostt->eh_strategy_handler) 1540 if (shost->transportt->eh_strategy_handler)
1541 shost->hostt->eh_strategy_handler(shost); 1541 shost->transportt->eh_strategy_handler(shost);
1542 else 1542 else
1543 scsi_unjam_host(shost); 1543 scsi_unjam_host(shost);
1544 1544
diff --git a/drivers/sn/ioc3.c b/drivers/sn/ioc3.c
index 93449a1a0065..0b49ff78efc1 100644
--- a/drivers/sn/ioc3.c
+++ b/drivers/sn/ioc3.c
@@ -11,6 +11,7 @@
11#include <linux/errno.h> 11#include <linux/errno.h>
12#include <linux/module.h> 12#include <linux/module.h>
13#include <linux/pci.h> 13#include <linux/pci.h>
14#include <linux/dma-mapping.h>
14#include <linux/interrupt.h> 15#include <linux/interrupt.h>
15#include <linux/spinlock.h> 16#include <linux/spinlock.h>
16#include <linux/delay.h> 17#include <linux/delay.h>
@@ -619,9 +620,9 @@ static int ioc3_probe(struct pci_dev *pdev, const struct pci_device_id *pci_id)
619 pci_set_master(pdev); 620 pci_set_master(pdev);
620 621
621#ifdef USE_64BIT_DMA 622#ifdef USE_64BIT_DMA
622 ret = pci_set_dma_mask(pdev, 0xffffffffffffffffULL); 623 ret = pci_set_dma_mask(pdev, DMA_64BIT_MASK);
623 if (!ret) { 624 if (!ret) {
624 ret = pci_set_consistent_dma_mask(pdev, 0xffffffffffffffffULL); 625 ret = pci_set_consistent_dma_mask(pdev, DMA_64BIT_MASK);
625 if (ret < 0) { 626 if (ret < 0) {
626 printk(KERN_WARNING "%s: Unable to obtain 64 bit DMA " 627 printk(KERN_WARNING "%s: Unable to obtain 64 bit DMA "
627 "for consistent allocations\n", 628 "for consistent allocations\n",
diff --git a/drivers/usb/serial/option.c b/drivers/usb/serial/option.c
index 495db5755df9..5cf2b80add7a 100644
--- a/drivers/usb/serial/option.c
+++ b/drivers/usb/serial/option.c
@@ -28,6 +28,7 @@
28 2005-09-10 v0.4.3 added HUAWEI E600 card and Audiovox AirCard 28 2005-09-10 v0.4.3 added HUAWEI E600 card and Audiovox AirCard
29 2005-09-20 v0.4.4 increased recv buffer size: the card sometimes 29 2005-09-20 v0.4.4 increased recv buffer size: the card sometimes
30 wants to send >2000 bytes. 30 wants to send >2000 bytes.
31 2006-04-10 v0.4.2 fixed two array overrun errors :-/
31 32
32 Work sponsored by: Sigos GmbH, Germany <info@sigos.de> 33 Work sponsored by: Sigos GmbH, Germany <info@sigos.de>
33 34
@@ -582,14 +583,14 @@ static void option_setup_urbs(struct usb_serial *serial)
582 portdata = usb_get_serial_port_data(port); 583 portdata = usb_get_serial_port_data(port);
583 584
584 /* Do indat endpoints first */ 585 /* Do indat endpoints first */
585 for (j = 0; j <= N_IN_URB; ++j) { 586 for (j = 0; j < N_IN_URB; ++j) {
586 portdata->in_urbs[j] = option_setup_urb (serial, 587 portdata->in_urbs[j] = option_setup_urb (serial,
587 port->bulk_in_endpointAddress, USB_DIR_IN, port, 588 port->bulk_in_endpointAddress, USB_DIR_IN, port,
588 portdata->in_buffer[j], IN_BUFLEN, option_indat_callback); 589 portdata->in_buffer[j], IN_BUFLEN, option_indat_callback);
589 } 590 }
590 591
591 /* outdat endpoints */ 592 /* outdat endpoints */
592 for (j = 0; j <= N_OUT_URB; ++j) { 593 for (j = 0; j < N_OUT_URB; ++j) {
593 portdata->out_urbs[j] = option_setup_urb (serial, 594 portdata->out_urbs[j] = option_setup_urb (serial,
594 port->bulk_out_endpointAddress, USB_DIR_OUT, port, 595 port->bulk_out_endpointAddress, USB_DIR_OUT, port,
595 portdata->out_buffer[j], OUT_BUFLEN, option_outdat_callback); 596 portdata->out_buffer[j], OUT_BUFLEN, option_outdat_callback);
diff --git a/drivers/video/Kconfig b/drivers/video/Kconfig
index f87c0171f4ec..9060e7137441 100644
--- a/drivers/video/Kconfig
+++ b/drivers/video/Kconfig
@@ -961,7 +961,7 @@ config FB_ATY128
961 961
962config FB_ATY 962config FB_ATY
963 tristate "ATI Mach64 display support" if PCI || ATARI 963 tristate "ATI Mach64 display support" if PCI || ATARI
964 depends on FB 964 depends on FB && !SPARC32
965 select FB_CFB_FILLRECT 965 select FB_CFB_FILLRECT
966 select FB_CFB_COPYAREA 966 select FB_CFB_COPYAREA
967 select FB_CFB_IMAGEBLIT 967 select FB_CFB_IMAGEBLIT
diff --git a/drivers/video/aty/atyfb_base.c b/drivers/video/aty/atyfb_base.c
index b39e72d5413b..d9d7d3c4cae2 100644
--- a/drivers/video/aty/atyfb_base.c
+++ b/drivers/video/aty/atyfb_base.c
@@ -3400,7 +3400,7 @@ static int __devinit atyfb_pci_probe(struct pci_dev *pdev, const struct pci_devi
3400 struct atyfb_par *par; 3400 struct atyfb_par *par;
3401 int i, rc = -ENOMEM; 3401 int i, rc = -ENOMEM;
3402 3402
3403 for (i = ARRAY_SIZE(aty_chips); i >= 0; i--) 3403 for (i = ARRAY_SIZE(aty_chips) - 1; i >= 0; i--)
3404 if (pdev->device == aty_chips[i].pci_id) 3404 if (pdev->device == aty_chips[i].pci_id)
3405 break; 3405 break;
3406 3406
diff --git a/drivers/video/fbmem.c b/drivers/video/fbmem.c
index 944855b3e4af..8d8eadb64853 100644
--- a/drivers/video/fbmem.c
+++ b/drivers/video/fbmem.c
@@ -435,6 +435,11 @@ int fb_prepare_logo(struct fb_info *info, int rotate)
435 depth = info->var.green.length; 435 depth = info->var.green.length;
436 } 436 }
437 437
438 if (info->fix.visual == FB_VISUAL_STATIC_PSEUDOCOLOR) {
439 /* assume console colormap */
440 depth = 4;
441 }
442
438 if (depth >= 8) { 443 if (depth >= 8) {
439 switch (info->fix.visual) { 444 switch (info->fix.visual) {
440 case FB_VISUAL_TRUECOLOR: 445 case FB_VISUAL_TRUECOLOR:
diff --git a/drivers/video/vesafb.c b/drivers/video/vesafb.c
index 8982e540214c..b0b9acfdd430 100644
--- a/drivers/video/vesafb.c
+++ b/drivers/video/vesafb.c
@@ -57,7 +57,7 @@ static unsigned short *pmi_base = NULL;
57static void (*pmi_start)(void); 57static void (*pmi_start)(void);
58static void (*pmi_pal)(void); 58static void (*pmi_pal)(void);
59static int depth; 59static int depth;
60 60static int vga_compat;
61/* --------------------------------------------------------------------- */ 61/* --------------------------------------------------------------------- */
62 62
63static int vesafb_pan_display(struct fb_var_screeninfo *var, 63static int vesafb_pan_display(struct fb_var_screeninfo *var,
@@ -83,9 +83,10 @@ static int vesafb_pan_display(struct fb_var_screeninfo *var,
83static void vesa_setpalette(int regno, unsigned red, unsigned green, 83static void vesa_setpalette(int regno, unsigned red, unsigned green,
84 unsigned blue) 84 unsigned blue)
85{ 85{
86 int shift = 16 - depth;
87
86#ifdef __i386__ 88#ifdef __i386__
87 struct { u_char blue, green, red, pad; } entry; 89 struct { u_char blue, green, red, pad; } entry;
88 int shift = 16 - depth;
89 90
90 if (pmi_setpal) { 91 if (pmi_setpal) {
91 entry.red = red >> shift; 92 entry.red = red >> shift;
@@ -101,14 +102,20 @@ static void vesa_setpalette(int regno, unsigned red, unsigned green,
101 "d" (regno), /* EDX */ 102 "d" (regno), /* EDX */
102 "D" (&entry), /* EDI */ 103 "D" (&entry), /* EDI */
103 "S" (&pmi_pal)); /* ESI */ 104 "S" (&pmi_pal)); /* ESI */
104 } else { 105 return;
105 /* without protected mode interface, try VGA registers... */ 106 }
107#endif
108
109/*
110 * without protected mode interface and if VGA compatible,
111 * try VGA registers...
112 */
113 if (vga_compat) {
106 outb_p(regno, dac_reg); 114 outb_p(regno, dac_reg);
107 outb_p(red >> shift, dac_val); 115 outb_p(red >> shift, dac_val);
108 outb_p(green >> shift, dac_val); 116 outb_p(green >> shift, dac_val);
109 outb_p(blue >> shift, dac_val); 117 outb_p(blue >> shift, dac_val);
110 } 118 }
111#endif
112} 119}
113 120
114static int vesafb_setcolreg(unsigned regno, unsigned red, unsigned green, 121static int vesafb_setcolreg(unsigned regno, unsigned red, unsigned green,
@@ -214,6 +221,7 @@ static int __init vesafb_probe(struct platform_device *dev)
214 if (screen_info.orig_video_isVGA != VIDEO_TYPE_VLFB) 221 if (screen_info.orig_video_isVGA != VIDEO_TYPE_VLFB)
215 return -ENODEV; 222 return -ENODEV;
216 223
224 vga_compat = (screen_info.capabilities & 2) ? 0 : 1;
217 vesafb_fix.smem_start = screen_info.lfb_base; 225 vesafb_fix.smem_start = screen_info.lfb_base;
218 vesafb_defined.bits_per_pixel = screen_info.lfb_depth; 226 vesafb_defined.bits_per_pixel = screen_info.lfb_depth;
219 if (15 == vesafb_defined.bits_per_pixel) 227 if (15 == vesafb_defined.bits_per_pixel)
@@ -318,6 +326,12 @@ static int __init vesafb_probe(struct platform_device *dev)
318 } 326 }
319 } 327 }
320 328
329 if (vesafb_defined.bits_per_pixel == 8 && !pmi_setpal && !vga_compat) {
330 printk(KERN_WARNING "vesafb: hardware palette is unchangeable,\n"
331 " colors may be incorrect\n");
332 vesafb_fix.visual = FB_VISUAL_STATIC_PSEUDOCOLOR;
333 }
334
321 vesafb_defined.xres_virtual = vesafb_defined.xres; 335 vesafb_defined.xres_virtual = vesafb_defined.xres;
322 vesafb_defined.yres_virtual = vesafb_fix.smem_len / vesafb_fix.line_length; 336 vesafb_defined.yres_virtual = vesafb_fix.smem_len / vesafb_fix.line_length;
323 if (ypan && vesafb_defined.yres_virtual > vesafb_defined.yres) { 337 if (ypan && vesafb_defined.yres_virtual > vesafb_defined.yres) {
@@ -354,7 +368,8 @@ static int __init vesafb_probe(struct platform_device *dev)
354 printk(KERN_INFO "vesafb: %s: " 368 printk(KERN_INFO "vesafb: %s: "
355 "size=%d:%d:%d:%d, shift=%d:%d:%d:%d\n", 369 "size=%d:%d:%d:%d, shift=%d:%d:%d:%d\n",
356 (vesafb_defined.bits_per_pixel > 8) ? 370 (vesafb_defined.bits_per_pixel > 8) ?
357 "Truecolor" : "Pseudocolor", 371 "Truecolor" : (vga_compat || pmi_setpal) ?
372 "Pseudocolor" : "Static Pseudocolor",
358 screen_info.rsvd_size, 373 screen_info.rsvd_size,
359 screen_info.red_size, 374 screen_info.red_size,
360 screen_info.green_size, 375 screen_info.green_size,
generated by cgit v1.2.2 (git 2.25.0) at 2024-12-25 01:34:43 -0500