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authorDavid Woodhouse <dwmw2@infradead.org>2006-05-03 08:30:35 -0400
committerDavid Woodhouse <dwmw2@infradead.org>2006-05-03 08:30:35 -0400
commitedc4ff7c08e9885c40e60c4fb39fa42cc91a0602 (patch)
treef375d28043dd4457428a841167dc93d760ba9a46 /drivers
parentcbb9a56177b16294ed347ba7fcb1c66c8adb5dc4 (diff)
parente17df688f7064dae1417ce425dd1e4b71d24d63b (diff)
Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux-2.6
Diffstat (limited to 'drivers')
-rw-r--r--drivers/Kconfig2
-rw-r--r--drivers/base/topology.c2
-rw-r--r--drivers/block/cciss.c96
-rw-r--r--drivers/block/floppy.c2
-rw-r--r--drivers/char/cs5535_gpio.c5
-rw-r--r--drivers/char/drm/drmP.h5
-rw-r--r--drivers/char/drm/drm_agpsupport.c2
-rw-r--r--drivers/char/drm/drm_bufs.c5
-rw-r--r--drivers/char/drm/drm_drv.c4
-rw-r--r--drivers/char/drm/drm_memory.c134
-rw-r--r--drivers/char/drm/drm_memory.h128
-rw-r--r--drivers/char/drm/drm_memory_debug.h2
-rw-r--r--drivers/char/drm/drm_pci.c1
-rw-r--r--drivers/char/drm/drm_stub.c2
-rw-r--r--drivers/char/drm/r300_cmdbuf.c2
-rw-r--r--drivers/char/drm/via_irq.c12
-rw-r--r--drivers/char/genrtc.c8
-rw-r--r--drivers/char/ipmi/ipmi_bt_sm.c2
-rw-r--r--drivers/char/ipmi/ipmi_si_intf.c4
-rw-r--r--drivers/char/keyboard.c38
-rw-r--r--drivers/char/mem.c14
-rw-r--r--drivers/char/mwave/mwavedd.c2
-rw-r--r--drivers/char/snsc.c3
-rw-r--r--drivers/char/sonypi.c3
-rw-r--r--drivers/char/tipar.c2
-rw-r--r--drivers/char/tpm/Kconfig11
-rw-r--r--drivers/char/tpm/Makefile1
-rw-r--r--drivers/char/tpm/tpm.c786
-rw-r--r--drivers/char/tpm/tpm.h37
-rw-r--r--drivers/char/tpm/tpm_atmel.c58
-rw-r--r--drivers/char/tpm/tpm_atmel.h25
-rw-r--r--drivers/char/tpm/tpm_bios.c52
-rw-r--r--drivers/char/tpm/tpm_infineon.c61
-rw-r--r--drivers/char/tpm/tpm_nsc.c49
-rw-r--r--drivers/char/tpm/tpm_tis.c669
-rw-r--r--drivers/char/tty_io.c8
-rw-r--r--drivers/cpufreq/Kconfig2
-rw-r--r--drivers/cpufreq/cpufreq.c27
-rw-r--r--drivers/cpufreq/cpufreq_conservative.c6
-rw-r--r--drivers/i2c/busses/i2c-i801.c5
-rw-r--r--drivers/i2c/chips/m41t00.c8
-rw-r--r--drivers/ide/pci/alim15x3.c2
-rw-r--r--drivers/ide/pci/atiixp.c1
-rw-r--r--drivers/ide/pci/pdc202xx_old.c2
-rw-r--r--drivers/ide/setup-pci.c13
-rw-r--r--drivers/infiniband/core/mad.c5
-rw-r--r--drivers/infiniband/hw/ipath/ipath_debug.h15
-rw-r--r--drivers/infiniband/hw/ipath/ipath_diag.c15
-rw-r--r--drivers/infiniband/hw/ipath/ipath_driver.c20
-rw-r--r--drivers/infiniband/hw/ipath/ipath_init_chip.c36
-rw-r--r--drivers/infiniband/hw/ipath/ipath_intr.c25
-rw-r--r--drivers/infiniband/hw/ipath/ipath_kernel.h11
-rw-r--r--drivers/infiniband/hw/ipath/ipath_layer.c6
-rw-r--r--drivers/infiniband/hw/ipath/ipath_pe800.c14
-rw-r--r--drivers/infiniband/hw/ipath/ipath_qp.c124
-rw-r--r--drivers/infiniband/hw/ipath/ipath_registers.h31
-rw-r--r--drivers/infiniband/hw/ipath/ipath_ruc.c15
-rw-r--r--drivers/infiniband/hw/ipath/ipath_sysfs.c14
-rw-r--r--drivers/infiniband/hw/ipath/ipath_ud.c6
-rw-r--r--drivers/infiniband/hw/ipath/ipath_verbs.c155
-rw-r--r--drivers/infiniband/hw/ipath/ipath_verbs.h8
-rw-r--r--drivers/infiniband/hw/ipath/ips_common.h2
-rw-r--r--drivers/infiniband/hw/mthca/mthca_mad.c2
-rw-r--r--drivers/infiniband/hw/mthca/mthca_provider.c2
-rw-r--r--drivers/infiniband/ulp/srp/ib_srp.c18
-rw-r--r--drivers/input/evdev.c21
-rw-r--r--drivers/input/input.c11
-rw-r--r--drivers/input/keyboard/hil_kbd.c2
-rw-r--r--drivers/input/keyboard/spitzkbd.c4
-rw-r--r--drivers/input/misc/wistron_btns.c30
-rw-r--r--drivers/input/mouse/psmouse-base.c4
-rw-r--r--drivers/input/serio/i8042-io.h4
-rw-r--r--drivers/input/touchscreen/ads7846.c414
-rw-r--r--drivers/isdn/gigaset/bas-gigaset.c597
-rw-r--r--drivers/isdn/gigaset/common.c3
-rw-r--r--drivers/isdn/gigaset/ev-layer.c3
-rw-r--r--drivers/isdn/gigaset/gigaset.h7
-rw-r--r--drivers/isdn/gigaset/i4l.c2
-rw-r--r--drivers/isdn/gigaset/isocdata.c10
-rw-r--r--drivers/macintosh/therm_adt746x.c4
-rw-r--r--drivers/md/md.c24
-rw-r--r--drivers/md/raid1.c29
-rw-r--r--drivers/md/raid10.c46
-rw-r--r--drivers/media/video/cx88/cx88-alsa.c2
-rw-r--r--drivers/mmc/pxamci.c10
-rw-r--r--drivers/net/e1000/e1000_main.c1
-rw-r--r--drivers/net/forcedeth.c389
-rw-r--r--drivers/net/gianfar.c56
-rw-r--r--drivers/net/gianfar.h67
-rw-r--r--drivers/net/gianfar_ethtool.c20
-rw-r--r--drivers/net/gianfar_sysfs.c24
-rw-r--r--drivers/net/mv643xx_eth.c2
-rw-r--r--drivers/net/ne.c2
-rw-r--r--drivers/net/pcmcia/pcnet_cs.c1
-rw-r--r--drivers/net/sky2.c52
-rw-r--r--drivers/net/sky2.h2
-rw-r--r--drivers/net/sungem_phy.c11
-rw-r--r--drivers/net/tg3.c82
-rw-r--r--drivers/net/tg3.h1
-rw-r--r--drivers/net/via-rhine.c6
-rw-r--r--drivers/net/wireless/Kconfig2
-rw-r--r--drivers/net/wireless/airo.c46
-rw-r--r--drivers/net/wireless/atmel.c11
-rw-r--r--drivers/net/wireless/bcm43xx/Kconfig3
-rw-r--r--drivers/net/wireless/bcm43xx/bcm43xx.h17
-rw-r--r--drivers/net/wireless/bcm43xx/bcm43xx_debugfs.c8
-rw-r--r--drivers/net/wireless/bcm43xx/bcm43xx_dma.c13
-rw-r--r--drivers/net/wireless/bcm43xx/bcm43xx_dma.h8
-rw-r--r--drivers/net/wireless/bcm43xx/bcm43xx_main.c2
-rw-r--r--drivers/net/wireless/bcm43xx/bcm43xx_phy.c1
-rw-r--r--drivers/net/wireless/bcm43xx/bcm43xx_pio.c92
-rw-r--r--drivers/net/wireless/bcm43xx/bcm43xx_pio.h16
-rw-r--r--drivers/net/wireless/bcm43xx/bcm43xx_power.c115
-rw-r--r--drivers/net/wireless/bcm43xx/bcm43xx_power.h9
-rw-r--r--drivers/net/wireless/bcm43xx/bcm43xx_sysfs.c115
-rw-r--r--drivers/net/wireless/bcm43xx/bcm43xx_sysfs.h16
-rw-r--r--drivers/net/wireless/bcm43xx/bcm43xx_wx.c8
-rw-r--r--drivers/net/wireless/hostap/hostap_ioctl.c4
-rw-r--r--drivers/net/wireless/orinoco.c2
-rw-r--r--drivers/parisc/pdc_stable.c2
-rw-r--r--drivers/parisc/sba_iommu.c45
-rw-r--r--drivers/parisc/superio.c4
-rw-r--r--drivers/parport/parport_pc.c20
-rw-r--r--drivers/pci/msi.c4
-rw-r--r--drivers/pci/quirks.c35
-rw-r--r--drivers/pcmcia/Kconfig2
-rw-r--r--drivers/pcmcia/ds.c16
-rw-r--r--drivers/pcmcia/i82365.c7
-rw-r--r--drivers/pcmcia/pcmcia_resource.c18
-rw-r--r--drivers/pcmcia/pxa2xx_sharpsl.c8
-rw-r--r--drivers/pnp/manager.c4
-rw-r--r--drivers/rtc/rtc-dev.c17
-rw-r--r--drivers/s390/block/dasd.c5
-rw-r--r--drivers/s390/block/dasd_devmap.c102
-rw-r--r--drivers/s390/block/dasd_eckd.c51
-rw-r--r--drivers/s390/block/dasd_eckd.h46
-rw-r--r--drivers/s390/block/dasd_int.h12
-rw-r--r--drivers/s390/char/tape_3590.c22
-rw-r--r--drivers/s390/char/tape_std.h1
-rw-r--r--drivers/s390/cio/chsc.c30
-rw-r--r--drivers/s390/cio/qdio.c36
-rw-r--r--drivers/s390/net/qeth_main.c1
-rw-r--r--drivers/s390/s390mach.c34
-rw-r--r--drivers/scsi/Kconfig4
-rw-r--r--drivers/scsi/advansys.c2
-rw-r--r--drivers/serial/cpm_uart/cpm_uart.h49
-rw-r--r--drivers/serial/cpm_uart/cpm_uart_core.c280
-rw-r--r--drivers/serial/cpm_uart/cpm_uart_cpm1.c54
-rw-r--r--drivers/serial/cpm_uart/cpm_uart_cpm2.c14
-rw-r--r--drivers/serial/m32r_sio.c1
-rw-r--r--drivers/sn/ioc3.c2
-rw-r--r--drivers/usb/gadget/inode.c1
-rw-r--r--drivers/usb/gadget/net2280.c15
-rw-r--r--drivers/usb/host/ehci-pci.c2
-rw-r--r--drivers/usb/host/ohci-pci.c2
-rw-r--r--drivers/usb/host/uhci-hcd.c2
-rw-r--r--drivers/usb/serial/ftdi_sio.c3
-rw-r--r--drivers/usb/serial/ftdi_sio.h13
-rw-r--r--drivers/usb/serial/pl2303.c1
-rw-r--r--drivers/usb/serial/pl2303.h1
-rw-r--r--drivers/usb/serial/whiteheat.c1
-rw-r--r--drivers/usb/storage/Kconfig3
-rw-r--r--drivers/usb/storage/unusual_devs.h9
-rw-r--r--drivers/video/Kconfig2
-rw-r--r--drivers/video/aty/radeon_base.c2
-rw-r--r--drivers/video/au1200fb.c1922
-rw-r--r--drivers/video/fbmem.c14
-rw-r--r--drivers/video/fbsysfs.c92
-rw-r--r--drivers/video/pm2fb.c4
-rw-r--r--drivers/video/savage/savagefb_driver.c8
170 files changed, 4440 insertions, 3843 deletions
diff --git a/drivers/Kconfig b/drivers/Kconfig
index 5c91d6afb117..aeb5ab2391e4 100644
--- a/drivers/Kconfig
+++ b/drivers/Kconfig
@@ -68,8 +68,6 @@ source "drivers/leds/Kconfig"
68 68
69source "drivers/infiniband/Kconfig" 69source "drivers/infiniband/Kconfig"
70 70
71source "drivers/sn/Kconfig"
72
73source "drivers/edac/Kconfig" 71source "drivers/edac/Kconfig"
74 72
75source "drivers/rtc/Kconfig" 73source "drivers/rtc/Kconfig"
diff --git a/drivers/base/topology.c b/drivers/base/topology.c
index 915810f6237e..8c52421cbc54 100644
--- a/drivers/base/topology.c
+++ b/drivers/base/topology.c
@@ -107,7 +107,7 @@ static int __cpuinit topology_remove_dev(struct sys_device * sys_dev)
107 return 0; 107 return 0;
108} 108}
109 109
110static int __cpuinit topology_cpu_callback(struct notifier_block *nfb, 110static int topology_cpu_callback(struct notifier_block *nfb,
111 unsigned long action, void *hcpu) 111 unsigned long action, void *hcpu)
112{ 112{
113 unsigned int cpu = (unsigned long)hcpu; 113 unsigned int cpu = (unsigned long)hcpu;
diff --git a/drivers/block/cciss.c b/drivers/block/cciss.c
index 1b0fd31c57c3..1319d8f20640 100644
--- a/drivers/block/cciss.c
+++ b/drivers/block/cciss.c
@@ -1180,6 +1180,53 @@ static int revalidate_allvol(ctlr_info_t *host)
1180 return 0; 1180 return 0;
1181} 1181}
1182 1182
1183static inline void complete_buffers(struct bio *bio, int status)
1184{
1185 while (bio) {
1186 struct bio *xbh = bio->bi_next;
1187 int nr_sectors = bio_sectors(bio);
1188
1189 bio->bi_next = NULL;
1190 blk_finished_io(len);
1191 bio_endio(bio, nr_sectors << 9, status ? 0 : -EIO);
1192 bio = xbh;
1193 }
1194
1195}
1196
1197static void cciss_softirq_done(struct request *rq)
1198{
1199 CommandList_struct *cmd = rq->completion_data;
1200 ctlr_info_t *h = hba[cmd->ctlr];
1201 unsigned long flags;
1202 u64bit temp64;
1203 int i, ddir;
1204
1205 if (cmd->Request.Type.Direction == XFER_READ)
1206 ddir = PCI_DMA_FROMDEVICE;
1207 else
1208 ddir = PCI_DMA_TODEVICE;
1209
1210 /* command did not need to be retried */
1211 /* unmap the DMA mapping for all the scatter gather elements */
1212 for(i=0; i<cmd->Header.SGList; i++) {
1213 temp64.val32.lower = cmd->SG[i].Addr.lower;
1214 temp64.val32.upper = cmd->SG[i].Addr.upper;
1215 pci_unmap_page(h->pdev, temp64.val, cmd->SG[i].Len, ddir);
1216 }
1217
1218 complete_buffers(rq->bio, rq->errors);
1219
1220#ifdef CCISS_DEBUG
1221 printk("Done with %p\n", rq);
1222#endif /* CCISS_DEBUG */
1223
1224 spin_lock_irqsave(&h->lock, flags);
1225 end_that_request_last(rq, rq->errors);
1226 cmd_free(h, cmd,1);
1227 spin_unlock_irqrestore(&h->lock, flags);
1228}
1229
1183/* This function will check the usage_count of the drive to be updated/added. 1230/* This function will check the usage_count of the drive to be updated/added.
1184 * If the usage_count is zero then the drive information will be updated and 1231 * If the usage_count is zero then the drive information will be updated and
1185 * the disk will be re-registered with the kernel. If not then it will be 1232 * the disk will be re-registered with the kernel. If not then it will be
@@ -1248,6 +1295,8 @@ static void cciss_update_drive_info(int ctlr, int drv_index)
1248 1295
1249 blk_queue_max_sectors(disk->queue, 512); 1296 blk_queue_max_sectors(disk->queue, 512);
1250 1297
1298 blk_queue_softirq_done(disk->queue, cciss_softirq_done);
1299
1251 disk->queue->queuedata = hba[ctlr]; 1300 disk->queue->queuedata = hba[ctlr];
1252 1301
1253 blk_queue_hardsect_size(disk->queue, 1302 blk_queue_hardsect_size(disk->queue,
@@ -2147,20 +2196,6 @@ static void start_io( ctlr_info_t *h)
2147 addQ (&(h->cmpQ), c); 2196 addQ (&(h->cmpQ), c);
2148 } 2197 }
2149} 2198}
2150
2151static inline void complete_buffers(struct bio *bio, int status)
2152{
2153 while (bio) {
2154 struct bio *xbh = bio->bi_next;
2155 int nr_sectors = bio_sectors(bio);
2156
2157 bio->bi_next = NULL;
2158 blk_finished_io(len);
2159 bio_endio(bio, nr_sectors << 9, status ? 0 : -EIO);
2160 bio = xbh;
2161 }
2162
2163}
2164/* Assumes that CCISS_LOCK(h->ctlr) is held. */ 2199/* Assumes that CCISS_LOCK(h->ctlr) is held. */
2165/* Zeros out the error record and then resends the command back */ 2200/* Zeros out the error record and then resends the command back */
2166/* to the controller */ 2201/* to the controller */
@@ -2178,39 +2213,6 @@ static inline void resend_cciss_cmd( ctlr_info_t *h, CommandList_struct *c)
2178 start_io(h); 2213 start_io(h);
2179} 2214}
2180 2215
2181static void cciss_softirq_done(struct request *rq)
2182{
2183 CommandList_struct *cmd = rq->completion_data;
2184 ctlr_info_t *h = hba[cmd->ctlr];
2185 unsigned long flags;
2186 u64bit temp64;
2187 int i, ddir;
2188
2189 if (cmd->Request.Type.Direction == XFER_READ)
2190 ddir = PCI_DMA_FROMDEVICE;
2191 else
2192 ddir = PCI_DMA_TODEVICE;
2193
2194 /* command did not need to be retried */
2195 /* unmap the DMA mapping for all the scatter gather elements */
2196 for(i=0; i<cmd->Header.SGList; i++) {
2197 temp64.val32.lower = cmd->SG[i].Addr.lower;
2198 temp64.val32.upper = cmd->SG[i].Addr.upper;
2199 pci_unmap_page(h->pdev, temp64.val, cmd->SG[i].Len, ddir);
2200 }
2201
2202 complete_buffers(rq->bio, rq->errors);
2203
2204#ifdef CCISS_DEBUG
2205 printk("Done with %p\n", rq);
2206#endif /* CCISS_DEBUG */
2207
2208 spin_lock_irqsave(&h->lock, flags);
2209 end_that_request_last(rq, rq->errors);
2210 cmd_free(h, cmd,1);
2211 spin_unlock_irqrestore(&h->lock, flags);
2212}
2213
2214/* checks the status of the job and calls complete buffers to mark all 2216/* checks the status of the job and calls complete buffers to mark all
2215 * buffers for the completed job. Note that this function does not need 2217 * buffers for the completed job. Note that this function does not need
2216 * to hold the hba/queue lock. 2218 * to hold the hba/queue lock.
diff --git a/drivers/block/floppy.c b/drivers/block/floppy.c
index bedb689b051f..dff1e67b1dd4 100644
--- a/drivers/block/floppy.c
+++ b/drivers/block/floppy.c
@@ -4301,7 +4301,7 @@ static int __init floppy_init(void)
4301 } 4301 }
4302 4302
4303 use_virtual_dma = can_use_virtual_dma & 1; 4303 use_virtual_dma = can_use_virtual_dma & 1;
4304#if defined(CONFIG_PPC64) 4304#if defined(CONFIG_PPC_MERGE)
4305 if (check_legacy_ioport(FDC1)) { 4305 if (check_legacy_ioport(FDC1)) {
4306 del_timer(&fd_timeout); 4306 del_timer(&fd_timeout);
4307 err = -ENODEV; 4307 err = -ENODEV;
diff --git a/drivers/char/cs5535_gpio.c b/drivers/char/cs5535_gpio.c
index 5d72f50de1ac..46d66037b917 100644
--- a/drivers/char/cs5535_gpio.c
+++ b/drivers/char/cs5535_gpio.c
@@ -241,9 +241,10 @@ static int __init cs5535_gpio_init(void)
241static void __exit cs5535_gpio_cleanup(void) 241static void __exit cs5535_gpio_cleanup(void)
242{ 242{
243 dev_t dev_id = MKDEV(major, 0); 243 dev_t dev_id = MKDEV(major, 0);
244
245 cdev_del(&cs5535_gpio_cdev);
244 unregister_chrdev_region(dev_id, CS5535_GPIO_COUNT); 246 unregister_chrdev_region(dev_id, CS5535_GPIO_COUNT);
245 if (gpio_base != 0) 247 release_region(gpio_base, CS5535_GPIO_SIZE);
246 release_region(gpio_base, CS5535_GPIO_SIZE);
247} 248}
248 249
249module_init(cs5535_gpio_init); 250module_init(cs5535_gpio_init);
diff --git a/drivers/char/drm/drmP.h b/drivers/char/drm/drmP.h
index edc72a6348a7..cb76e5ca9a23 100644
--- a/drivers/char/drm/drmP.h
+++ b/drivers/char/drm/drmP.h
@@ -815,8 +815,6 @@ extern int drm_mem_info(char *buf, char **start, off_t offset,
815extern void *drm_realloc(void *oldpt, size_t oldsize, size_t size, int area); 815extern void *drm_realloc(void *oldpt, size_t oldsize, size_t size, int area);
816extern void *drm_ioremap(unsigned long offset, unsigned long size, 816extern void *drm_ioremap(unsigned long offset, unsigned long size,
817 drm_device_t * dev); 817 drm_device_t * dev);
818extern void *drm_ioremap_nocache(unsigned long offset, unsigned long size,
819 drm_device_t * dev);
820extern void drm_ioremapfree(void *pt, unsigned long size, drm_device_t * dev); 818extern void drm_ioremapfree(void *pt, unsigned long size, drm_device_t * dev);
821 819
822extern DRM_AGP_MEM *drm_alloc_agp(drm_device_t * dev, int pages, u32 type); 820extern DRM_AGP_MEM *drm_alloc_agp(drm_device_t * dev, int pages, u32 type);
@@ -891,7 +889,6 @@ extern int drm_lock_free(drm_device_t * dev,
891 /* Buffer management support (drm_bufs.h) */ 889 /* Buffer management support (drm_bufs.h) */
892extern int drm_addbufs_agp(drm_device_t * dev, drm_buf_desc_t * request); 890extern int drm_addbufs_agp(drm_device_t * dev, drm_buf_desc_t * request);
893extern int drm_addbufs_pci(drm_device_t * dev, drm_buf_desc_t * request); 891extern int drm_addbufs_pci(drm_device_t * dev, drm_buf_desc_t * request);
894extern int drm_addbufs_fb(drm_device_t *dev, drm_buf_desc_t *request);
895extern int drm_addmap(drm_device_t * dev, unsigned int offset, 892extern int drm_addmap(drm_device_t * dev, unsigned int offset,
896 unsigned int size, drm_map_type_t type, 893 unsigned int size, drm_map_type_t type,
897 drm_map_flags_t flags, drm_local_map_t ** map_ptr); 894 drm_map_flags_t flags, drm_local_map_t ** map_ptr);
@@ -1022,11 +1019,13 @@ static __inline__ void drm_core_ioremap(struct drm_map *map,
1022 map->handle = drm_ioremap(map->offset, map->size, dev); 1019 map->handle = drm_ioremap(map->offset, map->size, dev);
1023} 1020}
1024 1021
1022#if 0
1025static __inline__ void drm_core_ioremap_nocache(struct drm_map *map, 1023static __inline__ void drm_core_ioremap_nocache(struct drm_map *map,
1026 struct drm_device *dev) 1024 struct drm_device *dev)
1027{ 1025{
1028 map->handle = drm_ioremap_nocache(map->offset, map->size, dev); 1026 map->handle = drm_ioremap_nocache(map->offset, map->size, dev);
1029} 1027}
1028#endif /* 0 */
1030 1029
1031static __inline__ void drm_core_ioremapfree(struct drm_map *map, 1030static __inline__ void drm_core_ioremapfree(struct drm_map *map,
1032 struct drm_device *dev) 1031 struct drm_device *dev)
diff --git a/drivers/char/drm/drm_agpsupport.c b/drivers/char/drm/drm_agpsupport.c
index fabc930c67a2..40bfd9b01e39 100644
--- a/drivers/char/drm/drm_agpsupport.c
+++ b/drivers/char/drm/drm_agpsupport.c
@@ -503,8 +503,6 @@ int drm_agp_bind_memory(DRM_AGP_MEM * handle, off_t start)
503 return agp_bind_memory(handle, start); 503 return agp_bind_memory(handle, start);
504} 504}
505 505
506EXPORT_SYMBOL(drm_agp_bind_memory);
507
508/** Calls agp_unbind_memory() */ 506/** Calls agp_unbind_memory() */
509int drm_agp_unbind_memory(DRM_AGP_MEM * handle) 507int drm_agp_unbind_memory(DRM_AGP_MEM * handle)
510{ 508{
diff --git a/drivers/char/drm/drm_bufs.c b/drivers/char/drm/drm_bufs.c
index 8a9cf12e6183..006b06d29727 100644
--- a/drivers/char/drm/drm_bufs.c
+++ b/drivers/char/drm/drm_bufs.c
@@ -386,7 +386,6 @@ int drm_rmmap_locked(drm_device_t *dev, drm_local_map_t *map)
386 386
387 return 0; 387 return 0;
388} 388}
389EXPORT_SYMBOL(drm_rmmap_locked);
390 389
391int drm_rmmap(drm_device_t *dev, drm_local_map_t *map) 390int drm_rmmap(drm_device_t *dev, drm_local_map_t *map)
392{ 391{
@@ -398,7 +397,6 @@ int drm_rmmap(drm_device_t *dev, drm_local_map_t *map)
398 397
399 return ret; 398 return ret;
400} 399}
401EXPORT_SYMBOL(drm_rmmap);
402 400
403/* The rmmap ioctl appears to be unnecessary. All mappings are torn down on 401/* The rmmap ioctl appears to be unnecessary. All mappings are torn down on
404 * the last close of the device, and this is necessary for cleanup when things 402 * the last close of the device, and this is necessary for cleanup when things
@@ -1053,7 +1051,7 @@ static int drm_addbufs_sg(drm_device_t * dev, drm_buf_desc_t * request)
1053 return 0; 1051 return 0;
1054} 1052}
1055 1053
1056int drm_addbufs_fb(drm_device_t * dev, drm_buf_desc_t * request) 1054static int drm_addbufs_fb(drm_device_t * dev, drm_buf_desc_t * request)
1057{ 1055{
1058 drm_device_dma_t *dma = dev->dma; 1056 drm_device_dma_t *dma = dev->dma;
1059 drm_buf_entry_t *entry; 1057 drm_buf_entry_t *entry;
@@ -1212,7 +1210,6 @@ int drm_addbufs_fb(drm_device_t * dev, drm_buf_desc_t * request)
1212 atomic_dec(&dev->buf_alloc); 1210 atomic_dec(&dev->buf_alloc);
1213 return 0; 1211 return 0;
1214} 1212}
1215EXPORT_SYMBOL(drm_addbufs_fb);
1216 1213
1217 1214
1218/** 1215/**
diff --git a/drivers/char/drm/drm_drv.c b/drivers/char/drm/drm_drv.c
index dc6bbe8a18dc..3c0b882a8e72 100644
--- a/drivers/char/drm/drm_drv.c
+++ b/drivers/char/drm/drm_drv.c
@@ -75,8 +75,8 @@ static drm_ioctl_desc_t drm_ioctls[] = {
75 [DRM_IOCTL_NR(DRM_IOCTL_SET_SAREA_CTX)] = {drm_setsareactx, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY}, 75 [DRM_IOCTL_NR(DRM_IOCTL_SET_SAREA_CTX)] = {drm_setsareactx, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY},
76 [DRM_IOCTL_NR(DRM_IOCTL_GET_SAREA_CTX)] = {drm_getsareactx, DRM_AUTH}, 76 [DRM_IOCTL_NR(DRM_IOCTL_GET_SAREA_CTX)] = {drm_getsareactx, DRM_AUTH},
77 77
78 [DRM_IOCTL_NR(DRM_IOCTL_ADD_CTX)] = {drm_addctx, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY}, 78 [DRM_IOCTL_NR(DRM_IOCTL_ADD_CTX)] = {drm_addctx, DRM_AUTH|DRM_ROOT_ONLY},
79 [DRM_IOCTL_NR(DRM_IOCTL_RM_CTX)] = {drm_rmctx, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY}, 79 [DRM_IOCTL_NR(DRM_IOCTL_RM_CTX)] = {drm_rmctx, DRM_AUTH|DRM_ROOT_ONLY},
80 [DRM_IOCTL_NR(DRM_IOCTL_MOD_CTX)] = {drm_modctx, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY}, 80 [DRM_IOCTL_NR(DRM_IOCTL_MOD_CTX)] = {drm_modctx, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY},
81 [DRM_IOCTL_NR(DRM_IOCTL_GET_CTX)] = {drm_getctx, DRM_AUTH}, 81 [DRM_IOCTL_NR(DRM_IOCTL_GET_CTX)] = {drm_getctx, DRM_AUTH},
82 [DRM_IOCTL_NR(DRM_IOCTL_SWITCH_CTX)] = {drm_switchctx, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY}, 82 [DRM_IOCTL_NR(DRM_IOCTL_SWITCH_CTX)] = {drm_switchctx, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY},
diff --git a/drivers/char/drm/drm_memory.c b/drivers/char/drm/drm_memory.c
index dddf8de66143..7e3318e1d1c6 100644
--- a/drivers/char/drm/drm_memory.c
+++ b/drivers/char/drm/drm_memory.c
@@ -80,6 +80,71 @@ void *drm_realloc(void *oldpt, size_t oldsize, size_t size, int area)
80} 80}
81 81
82#if __OS_HAS_AGP 82#if __OS_HAS_AGP
83/*
84 * Find the drm_map that covers the range [offset, offset+size).
85 */
86static drm_map_t *drm_lookup_map(unsigned long offset,
87 unsigned long size, drm_device_t * dev)
88{
89 struct list_head *list;
90 drm_map_list_t *r_list;
91 drm_map_t *map;
92
93 list_for_each(list, &dev->maplist->head) {
94 r_list = (drm_map_list_t *) list;
95 map = r_list->map;
96 if (!map)
97 continue;
98 if (map->offset <= offset
99 && (offset + size) <= (map->offset + map->size))
100 return map;
101 }
102 return NULL;
103}
104
105static void *agp_remap(unsigned long offset, unsigned long size,
106 drm_device_t * dev)
107{
108 unsigned long *phys_addr_map, i, num_pages =
109 PAGE_ALIGN(size) / PAGE_SIZE;
110 struct drm_agp_mem *agpmem;
111 struct page **page_map;
112 void *addr;
113
114 size = PAGE_ALIGN(size);
115
116#ifdef __alpha__
117 offset -= dev->hose->mem_space->start;
118#endif
119
120 for (agpmem = dev->agp->memory; agpmem; agpmem = agpmem->next)
121 if (agpmem->bound <= offset
122 && (agpmem->bound + (agpmem->pages << PAGE_SHIFT)) >=
123 (offset + size))
124 break;
125 if (!agpmem)
126 return NULL;
127
128 /*
129 * OK, we're mapping AGP space on a chipset/platform on which memory accesses by
130 * the CPU do not get remapped by the GART. We fix this by using the kernel's
131 * page-table instead (that's probably faster anyhow...).
132 */
133 /* note: use vmalloc() because num_pages could be large... */
134 page_map = vmalloc(num_pages * sizeof(struct page *));
135 if (!page_map)
136 return NULL;
137
138 phys_addr_map =
139 agpmem->memory->memory + (offset - agpmem->bound) / PAGE_SIZE;
140 for (i = 0; i < num_pages; ++i)
141 page_map[i] = pfn_to_page(phys_addr_map[i] >> PAGE_SHIFT);
142 addr = vmap(page_map, num_pages, VM_IOREMAP, PAGE_AGP);
143 vfree(page_map);
144
145 return addr;
146}
147
83/** Wrapper around agp_allocate_memory() */ 148/** Wrapper around agp_allocate_memory() */
84DRM_AGP_MEM *drm_alloc_agp(drm_device_t * dev, int pages, u32 type) 149DRM_AGP_MEM *drm_alloc_agp(drm_device_t * dev, int pages, u32 type)
85{ 150{
@@ -103,5 +168,74 @@ int drm_unbind_agp(DRM_AGP_MEM * handle)
103{ 168{
104 return drm_agp_unbind_memory(handle); 169 return drm_agp_unbind_memory(handle);
105} 170}
171
172#else /* __OS_HAS_AGP */
173
174static inline drm_map_t *drm_lookup_map(unsigned long offset,
175 unsigned long size, drm_device_t * dev)
176{
177 return NULL;
178}
179
180static inline void *agp_remap(unsigned long offset, unsigned long size,
181 drm_device_t * dev)
182{
183 return NULL;
184}
185
106#endif /* agp */ 186#endif /* agp */
187
188void *drm_ioremap(unsigned long offset, unsigned long size,
189 drm_device_t * dev)
190{
191 if (drm_core_has_AGP(dev) && dev->agp && dev->agp->cant_use_aperture) {
192 drm_map_t *map = drm_lookup_map(offset, size, dev);
193
194 if (map && map->type == _DRM_AGP)
195 return agp_remap(offset, size, dev);
196 }
197 return ioremap(offset, size);
198}
199EXPORT_SYMBOL(drm_ioremap);
200
201#if 0
202void *drm_ioremap_nocache(unsigned long offset,
203 unsigned long size, drm_device_t * dev)
204{
205 if (drm_core_has_AGP(dev) && dev->agp && dev->agp->cant_use_aperture) {
206 drm_map_t *map = drm_lookup_map(offset, size, dev);
207
208 if (map && map->type == _DRM_AGP)
209 return agp_remap(offset, size, dev);
210 }
211 return ioremap_nocache(offset, size);
212}
213#endif /* 0 */
214
215void drm_ioremapfree(void *pt, unsigned long size,
216 drm_device_t * dev)
217{
218 /*
219 * This is a bit ugly. It would be much cleaner if the DRM API would use separate
220 * routines for handling mappings in the AGP space. Hopefully this can be done in
221 * a future revision of the interface...
222 */
223 if (drm_core_has_AGP(dev) && dev->agp && dev->agp->cant_use_aperture
224 && ((unsigned long)pt >= VMALLOC_START
225 && (unsigned long)pt < VMALLOC_END)) {
226 unsigned long offset;
227 drm_map_t *map;
228
229 offset = drm_follow_page(pt) | ((unsigned long)pt & ~PAGE_MASK);
230 map = drm_lookup_map(offset, size, dev);
231 if (map && map->type == _DRM_AGP) {
232 vunmap(pt);
233 return;
234 }
235 }
236
237 iounmap(pt);
238}
239EXPORT_SYMBOL(drm_ioremapfree);
240
107#endif /* debug_memory */ 241#endif /* debug_memory */
diff --git a/drivers/char/drm/drm_memory.h b/drivers/char/drm/drm_memory.h
index 3732a61c3762..714d9aedcff5 100644
--- a/drivers/char/drm/drm_memory.h
+++ b/drivers/char/drm/drm_memory.h
@@ -57,71 +57,6 @@
57# endif 57# endif
58#endif 58#endif
59 59
60/*
61 * Find the drm_map that covers the range [offset, offset+size).
62 */
63static inline drm_map_t *drm_lookup_map(unsigned long offset,
64 unsigned long size, drm_device_t * dev)
65{
66 struct list_head *list;
67 drm_map_list_t *r_list;
68 drm_map_t *map;
69
70 list_for_each(list, &dev->maplist->head) {
71 r_list = (drm_map_list_t *) list;
72 map = r_list->map;
73 if (!map)
74 continue;
75 if (map->offset <= offset
76 && (offset + size) <= (map->offset + map->size))
77 return map;
78 }
79 return NULL;
80}
81
82static inline void *agp_remap(unsigned long offset, unsigned long size,
83 drm_device_t * dev)
84{
85 unsigned long *phys_addr_map, i, num_pages =
86 PAGE_ALIGN(size) / PAGE_SIZE;
87 struct drm_agp_mem *agpmem;
88 struct page **page_map;
89 void *addr;
90
91 size = PAGE_ALIGN(size);
92
93#ifdef __alpha__
94 offset -= dev->hose->mem_space->start;
95#endif
96
97 for (agpmem = dev->agp->memory; agpmem; agpmem = agpmem->next)
98 if (agpmem->bound <= offset
99 && (agpmem->bound + (agpmem->pages << PAGE_SHIFT)) >=
100 (offset + size))
101 break;
102 if (!agpmem)
103 return NULL;
104
105 /*
106 * OK, we're mapping AGP space on a chipset/platform on which memory accesses by
107 * the CPU do not get remapped by the GART. We fix this by using the kernel's
108 * page-table instead (that's probably faster anyhow...).
109 */
110 /* note: use vmalloc() because num_pages could be large... */
111 page_map = vmalloc(num_pages * sizeof(struct page *));
112 if (!page_map)
113 return NULL;
114
115 phys_addr_map =
116 agpmem->memory->memory + (offset - agpmem->bound) / PAGE_SIZE;
117 for (i = 0; i < num_pages; ++i)
118 page_map[i] = pfn_to_page(phys_addr_map[i] >> PAGE_SHIFT);
119 addr = vmap(page_map, num_pages, VM_IOREMAP, PAGE_AGP);
120 vfree(page_map);
121
122 return addr;
123}
124
125static inline unsigned long drm_follow_page(void *vaddr) 60static inline unsigned long drm_follow_page(void *vaddr)
126{ 61{
127 pgd_t *pgd = pgd_offset_k((unsigned long)vaddr); 62 pgd_t *pgd = pgd_offset_k((unsigned long)vaddr);
@@ -133,18 +68,6 @@ static inline unsigned long drm_follow_page(void *vaddr)
133 68
134#else /* __OS_HAS_AGP */ 69#else /* __OS_HAS_AGP */
135 70
136static inline drm_map_t *drm_lookup_map(unsigned long offset,
137 unsigned long size, drm_device_t * dev)
138{
139 return NULL;
140}
141
142static inline void *agp_remap(unsigned long offset, unsigned long size,
143 drm_device_t * dev)
144{
145 return NULL;
146}
147
148static inline unsigned long drm_follow_page(void *vaddr) 71static inline unsigned long drm_follow_page(void *vaddr)
149{ 72{
150 return 0; 73 return 0;
@@ -152,51 +75,8 @@ static inline unsigned long drm_follow_page(void *vaddr)
152 75
153#endif 76#endif
154 77
155static inline void *drm_ioremap(unsigned long offset, unsigned long size, 78void *drm_ioremap(unsigned long offset, unsigned long size,
156 drm_device_t * dev) 79 drm_device_t * dev);
157{
158 if (drm_core_has_AGP(dev) && dev->agp && dev->agp->cant_use_aperture) {
159 drm_map_t *map = drm_lookup_map(offset, size, dev);
160
161 if (map && map->type == _DRM_AGP)
162 return agp_remap(offset, size, dev);
163 }
164 return ioremap(offset, size);
165}
166
167static inline void *drm_ioremap_nocache(unsigned long offset,
168 unsigned long size, drm_device_t * dev)
169{
170 if (drm_core_has_AGP(dev) && dev->agp && dev->agp->cant_use_aperture) {
171 drm_map_t *map = drm_lookup_map(offset, size, dev);
172
173 if (map && map->type == _DRM_AGP)
174 return agp_remap(offset, size, dev);
175 }
176 return ioremap_nocache(offset, size);
177}
178
179static inline void drm_ioremapfree(void *pt, unsigned long size,
180 drm_device_t * dev)
181{
182 /*
183 * This is a bit ugly. It would be much cleaner if the DRM API would use separate
184 * routines for handling mappings in the AGP space. Hopefully this can be done in
185 * a future revision of the interface...
186 */
187 if (drm_core_has_AGP(dev) && dev->agp && dev->agp->cant_use_aperture
188 && ((unsigned long)pt >= VMALLOC_START
189 && (unsigned long)pt < VMALLOC_END)) {
190 unsigned long offset;
191 drm_map_t *map;
192
193 offset = drm_follow_page(pt) | ((unsigned long)pt & ~PAGE_MASK);
194 map = drm_lookup_map(offset, size, dev);
195 if (map && map->type == _DRM_AGP) {
196 vunmap(pt);
197 return;
198 }
199 }
200 80
201 iounmap(pt); 81void drm_ioremapfree(void *pt, unsigned long size,
202} 82 drm_device_t * dev);
diff --git a/drivers/char/drm/drm_memory_debug.h b/drivers/char/drm/drm_memory_debug.h
index 7868341817da..6543b9a14c42 100644
--- a/drivers/char/drm/drm_memory_debug.h
+++ b/drivers/char/drm/drm_memory_debug.h
@@ -229,6 +229,7 @@ void *drm_ioremap (unsigned long offset, unsigned long size,
229 return pt; 229 return pt;
230} 230}
231 231
232#if 0
232void *drm_ioremap_nocache (unsigned long offset, unsigned long size, 233void *drm_ioremap_nocache (unsigned long offset, unsigned long size,
233 drm_device_t * dev) { 234 drm_device_t * dev) {
234 void *pt; 235 void *pt;
@@ -251,6 +252,7 @@ void *drm_ioremap_nocache (unsigned long offset, unsigned long size,
251 spin_unlock(&drm_mem_lock); 252 spin_unlock(&drm_mem_lock);
252 return pt; 253 return pt;
253} 254}
255#endif /* 0 */
254 256
255void drm_ioremapfree (void *pt, unsigned long size, drm_device_t * dev) { 257void drm_ioremapfree (void *pt, unsigned long size, drm_device_t * dev) {
256 int alloc_count; 258 int alloc_count;
diff --git a/drivers/char/drm/drm_pci.c b/drivers/char/drm/drm_pci.c
index b28ca9cea8a2..86a0f1c22091 100644
--- a/drivers/char/drm/drm_pci.c
+++ b/drivers/char/drm/drm_pci.c
@@ -37,6 +37,7 @@
37 */ 37 */
38 38
39#include <linux/pci.h> 39#include <linux/pci.h>
40#include <linux/dma-mapping.h>
40#include "drmP.h" 41#include "drmP.h"
41 42
42/**********************************************************************/ 43/**********************************************************************/
diff --git a/drivers/char/drm/drm_stub.c b/drivers/char/drm/drm_stub.c
index 68073e14fdec..9a842a36bb27 100644
--- a/drivers/char/drm/drm_stub.c
+++ b/drivers/char/drm/drm_stub.c
@@ -229,8 +229,6 @@ int drm_get_dev(struct pci_dev *pdev, const struct pci_device_id *ent,
229 return ret; 229 return ret;
230} 230}
231 231
232EXPORT_SYMBOL(drm_get_dev);
233
234/** 232/**
235 * Put a device minor number. 233 * Put a device minor number.
236 * 234 *
diff --git a/drivers/char/drm/r300_cmdbuf.c b/drivers/char/drm/r300_cmdbuf.c
index b108c7f913b2..26bdf2ca59d7 100644
--- a/drivers/char/drm/r300_cmdbuf.c
+++ b/drivers/char/drm/r300_cmdbuf.c
@@ -723,7 +723,7 @@ static int r300_scratch(drm_radeon_private_t *dev_priv,
723 723
724 dev_priv->scratch_ages[header.scratch.reg]++; 724 dev_priv->scratch_ages[header.scratch.reg]++;
725 725
726 ref_age_base = *(u32 **)cmdbuf->buf; 726 ref_age_base = (u32 *)(unsigned long)*((uint64_t *)cmdbuf->buf);
727 727
728 cmdbuf->buf += sizeof(u64); 728 cmdbuf->buf += sizeof(u64);
729 cmdbuf->bufsz -= sizeof(u64); 729 cmdbuf->bufsz -= sizeof(u64);
diff --git a/drivers/char/drm/via_irq.c b/drivers/char/drm/via_irq.c
index 6152415644e9..c33d068cde19 100644
--- a/drivers/char/drm/via_irq.c
+++ b/drivers/char/drm/via_irq.c
@@ -196,9 +196,9 @@ via_driver_irq_wait(drm_device_t * dev, unsigned int irq, int force_sequence,
196{ 196{
197 drm_via_private_t *dev_priv = (drm_via_private_t *) dev->dev_private; 197 drm_via_private_t *dev_priv = (drm_via_private_t *) dev->dev_private;
198 unsigned int cur_irq_sequence; 198 unsigned int cur_irq_sequence;
199 drm_via_irq_t *cur_irq = dev_priv->via_irqs; 199 drm_via_irq_t *cur_irq;
200 int ret = 0; 200 int ret = 0;
201 maskarray_t *masks = dev_priv->irq_masks; 201 maskarray_t *masks;
202 int real_irq; 202 int real_irq;
203 203
204 DRM_DEBUG("%s\n", __FUNCTION__); 204 DRM_DEBUG("%s\n", __FUNCTION__);
@@ -221,8 +221,9 @@ via_driver_irq_wait(drm_device_t * dev, unsigned int irq, int force_sequence,
221 __FUNCTION__, irq); 221 __FUNCTION__, irq);
222 return DRM_ERR(EINVAL); 222 return DRM_ERR(EINVAL);
223 } 223 }
224 224
225 cur_irq += real_irq; 225 masks = dev_priv->irq_masks;
226 cur_irq = dev_priv->via_irqs + real_irq;
226 227
227 if (masks[real_irq][2] && !force_sequence) { 228 if (masks[real_irq][2] && !force_sequence) {
228 DRM_WAIT_ON(ret, cur_irq->irq_queue, 3 * DRM_HZ, 229 DRM_WAIT_ON(ret, cur_irq->irq_queue, 3 * DRM_HZ,
@@ -247,11 +248,12 @@ void via_driver_irq_preinstall(drm_device_t * dev)
247{ 248{
248 drm_via_private_t *dev_priv = (drm_via_private_t *) dev->dev_private; 249 drm_via_private_t *dev_priv = (drm_via_private_t *) dev->dev_private;
249 u32 status; 250 u32 status;
250 drm_via_irq_t *cur_irq = dev_priv->via_irqs; 251 drm_via_irq_t *cur_irq;
251 int i; 252 int i;
252 253
253 DRM_DEBUG("driver_irq_preinstall: dev_priv: %p\n", dev_priv); 254 DRM_DEBUG("driver_irq_preinstall: dev_priv: %p\n", dev_priv);
254 if (dev_priv) { 255 if (dev_priv) {
256 cur_irq = dev_priv->via_irqs;
255 257
256 dev_priv->irq_enable_mask = VIA_IRQ_VBLANK_ENABLE; 258 dev_priv->irq_enable_mask = VIA_IRQ_VBLANK_ENABLE;
257 dev_priv->irq_pending_mask = VIA_IRQ_VBLANK_PENDING; 259 dev_priv->irq_pending_mask = VIA_IRQ_VBLANK_PENDING;
diff --git a/drivers/char/genrtc.c b/drivers/char/genrtc.c
index d3a2bc36129b..588fca542a98 100644
--- a/drivers/char/genrtc.c
+++ b/drivers/char/genrtc.c
@@ -200,13 +200,13 @@ static ssize_t gen_rtc_read(struct file *file, char __user *buf,
200 /* first test allows optimizer to nuke this case for 32-bit machines */ 200 /* first test allows optimizer to nuke this case for 32-bit machines */
201 if (sizeof (int) != sizeof (long) && count == sizeof (unsigned int)) { 201 if (sizeof (int) != sizeof (long) && count == sizeof (unsigned int)) {
202 unsigned int uidata = data; 202 unsigned int uidata = data;
203 retval = put_user(uidata, (unsigned long __user *)buf); 203 retval = put_user(uidata, (unsigned int __user *)buf) ?:
204 sizeof(unsigned int);
204 } 205 }
205 else { 206 else {
206 retval = put_user(data, (unsigned long __user *)buf); 207 retval = put_user(data, (unsigned long __user *)buf) ?:
208 sizeof(unsigned long);
207 } 209 }
208 if (!retval)
209 retval = sizeof(unsigned long);
210 out: 210 out:
211 current->state = TASK_RUNNING; 211 current->state = TASK_RUNNING;
212 remove_wait_queue(&gen_rtc_wait, &wait); 212 remove_wait_queue(&gen_rtc_wait, &wait);
diff --git a/drivers/char/ipmi/ipmi_bt_sm.c b/drivers/char/ipmi/ipmi_bt_sm.c
index 58dcdee1cd71..0030cd8e2e95 100644
--- a/drivers/char/ipmi/ipmi_bt_sm.c
+++ b/drivers/char/ipmi/ipmi_bt_sm.c
@@ -165,7 +165,7 @@ static int bt_start_transaction(struct si_sm_data *bt,
165{ 165{
166 unsigned int i; 166 unsigned int i;
167 167
168 if ((size < 2) || (size > IPMI_MAX_MSG_LENGTH)) 168 if ((size < 2) || (size > (IPMI_MAX_MSG_LENGTH - 2)))
169 return -1; 169 return -1;
170 170
171 if ((bt->state != BT_STATE_IDLE) && (bt->state != BT_STATE_HOSED)) 171 if ((bt->state != BT_STATE_IDLE) && (bt->state != BT_STATE_HOSED))
diff --git a/drivers/char/ipmi/ipmi_si_intf.c b/drivers/char/ipmi/ipmi_si_intf.c
index a86c0f29953e..b36eef0e9d19 100644
--- a/drivers/char/ipmi/ipmi_si_intf.c
+++ b/drivers/char/ipmi/ipmi_si_intf.c
@@ -2198,11 +2198,11 @@ static inline void wait_for_timer_and_thread(struct smi_info *smi_info)
2198 } 2198 }
2199} 2199}
2200 2200
2201static struct ipmi_default_vals 2201static __devinitdata struct ipmi_default_vals
2202{ 2202{
2203 int type; 2203 int type;
2204 int port; 2204 int port;
2205} __devinit ipmi_defaults[] = 2205} ipmi_defaults[] =
2206{ 2206{
2207 { .type = SI_KCS, .port = 0xca2 }, 2207 { .type = SI_KCS, .port = 0xca2 },
2208 { .type = SI_SMIC, .port = 0xca9 }, 2208 { .type = SI_SMIC, .port = 0xca9 },
diff --git a/drivers/char/keyboard.c b/drivers/char/keyboard.c
index 935670a3cd98..5755b7e5f187 100644
--- a/drivers/char/keyboard.c
+++ b/drivers/char/keyboard.c
@@ -860,9 +860,32 @@ static void k_slock(struct vc_data *vc, unsigned char value, char up_flag, struc
860} 860}
861 861
862/* by default, 300ms interval for combination release */ 862/* by default, 300ms interval for combination release */
863static long brl_timeout = 300; 863static unsigned brl_timeout = 300;
864MODULE_PARM_DESC(brl_timeout, "Braille keys release delay in ms (0 for combination on first release, < 0 for dead characters)"); 864MODULE_PARM_DESC(brl_timeout, "Braille keys release delay in ms (0 for commit on first key release)");
865module_param(brl_timeout, long, 0644); 865module_param(brl_timeout, uint, 0644);
866
867static unsigned brl_nbchords = 1;
868MODULE_PARM_DESC(brl_nbchords, "Number of chords that produce a braille pattern (0 for dead chords)");
869module_param(brl_nbchords, uint, 0644);
870
871static void k_brlcommit(struct vc_data *vc, unsigned int pattern, char up_flag, struct pt_regs *regs)
872{
873 static unsigned long chords;
874 static unsigned committed;
875
876 if (!brl_nbchords)
877 k_deadunicode(vc, BRL_UC_ROW | pattern, up_flag, regs);
878 else {
879 committed |= pattern;
880 chords++;
881 if (chords == brl_nbchords) {
882 k_unicode(vc, BRL_UC_ROW | committed, up_flag, regs);
883 chords = 0;
884 committed = 0;
885 }
886 }
887}
888
866static void k_brl(struct vc_data *vc, unsigned char value, char up_flag, struct pt_regs *regs) 889static void k_brl(struct vc_data *vc, unsigned char value, char up_flag, struct pt_regs *regs)
867{ 890{
868 static unsigned pressed,committing; 891 static unsigned pressed,committing;
@@ -882,11 +905,6 @@ static void k_brl(struct vc_data *vc, unsigned char value, char up_flag, struct
882 if (value > 8) 905 if (value > 8)
883 return; 906 return;
884 907
885 if (brl_timeout < 0) {
886 k_deadunicode(vc, BRL_UC_ROW | (1 << (value - 1)), up_flag, regs);
887 return;
888 }
889
890 if (up_flag) { 908 if (up_flag) {
891 if (brl_timeout) { 909 if (brl_timeout) {
892 if (!committing || 910 if (!committing ||
@@ -897,13 +915,13 @@ static void k_brl(struct vc_data *vc, unsigned char value, char up_flag, struct
897 pressed &= ~(1 << (value - 1)); 915 pressed &= ~(1 << (value - 1));
898 if (!pressed) { 916 if (!pressed) {
899 if (committing) { 917 if (committing) {
900 k_unicode(vc, BRL_UC_ROW | committing, 0, regs); 918 k_brlcommit(vc, committing, 0, regs);
901 committing = 0; 919 committing = 0;
902 } 920 }
903 } 921 }
904 } else { 922 } else {
905 if (committing) { 923 if (committing) {
906 k_unicode(vc, BRL_UC_ROW | committing, 0, regs); 924 k_brlcommit(vc, committing, 0, regs);
907 committing = 0; 925 committing = 0;
908 } 926 }
909 pressed &= ~(1 << (value - 1)); 927 pressed &= ~(1 << (value - 1));
diff --git a/drivers/char/mem.c b/drivers/char/mem.c
index 66719f9d294c..1fa9fa157c12 100644
--- a/drivers/char/mem.c
+++ b/drivers/char/mem.c
@@ -27,6 +27,7 @@
27#include <linux/crash_dump.h> 27#include <linux/crash_dump.h>
28#include <linux/backing-dev.h> 28#include <linux/backing-dev.h>
29#include <linux/bootmem.h> 29#include <linux/bootmem.h>
30#include <linux/pipe_fs_i.h>
30 31
31#include <asm/uaccess.h> 32#include <asm/uaccess.h>
32#include <asm/io.h> 33#include <asm/io.h>
@@ -578,6 +579,18 @@ static ssize_t write_null(struct file * file, const char __user * buf,
578 return count; 579 return count;
579} 580}
580 581
582static int pipe_to_null(struct pipe_inode_info *info, struct pipe_buffer *buf,
583 struct splice_desc *sd)
584{
585 return sd->len;
586}
587
588static ssize_t splice_write_null(struct pipe_inode_info *pipe,struct file *out,
589 loff_t *ppos, size_t len, unsigned int flags)
590{
591 return splice_from_pipe(pipe, out, ppos, len, flags, pipe_to_null);
592}
593
581#ifdef CONFIG_MMU 594#ifdef CONFIG_MMU
582/* 595/*
583 * For fun, we are using the MMU for this. 596 * For fun, we are using the MMU for this.
@@ -785,6 +798,7 @@ static struct file_operations null_fops = {
785 .llseek = null_lseek, 798 .llseek = null_lseek,
786 .read = read_null, 799 .read = read_null,
787 .write = write_null, 800 .write = write_null,
801 .splice_write = splice_write_null,
788}; 802};
789 803
790#if defined(CONFIG_ISA) || !defined(__mc68000__) 804#if defined(CONFIG_ISA) || !defined(__mc68000__)
diff --git a/drivers/char/mwave/mwavedd.c b/drivers/char/mwave/mwavedd.c
index 8666171e187b..d3ba2f860ef0 100644
--- a/drivers/char/mwave/mwavedd.c
+++ b/drivers/char/mwave/mwavedd.c
@@ -271,7 +271,7 @@ static int mwave_ioctl(struct inode *inode, struct file *file,
271 ipcnum, 271 ipcnum,
272 pDrvData->IPCs[ipcnum].usIntCount); 272 pDrvData->IPCs[ipcnum].usIntCount);
273 273
274 if (ipcnum > ARRAY_SIZE(pDrvData->IPCs)) { 274 if (ipcnum >= ARRAY_SIZE(pDrvData->IPCs)) {
275 PRINTK_ERROR(KERN_ERR_MWAVE 275 PRINTK_ERROR(KERN_ERR_MWAVE
276 "mwavedd::mwave_ioctl:" 276 "mwavedd::mwave_ioctl:"
277 " IOCTL_MW_REGISTER_IPC:" 277 " IOCTL_MW_REGISTER_IPC:"
diff --git a/drivers/char/snsc.c b/drivers/char/snsc.c
index b543821d8cb4..56c8243cdb73 100644
--- a/drivers/char/snsc.c
+++ b/drivers/char/snsc.c
@@ -390,7 +390,8 @@ scdrv_init(void)
390 format_module_id(devnamep, geo_module(geoid), 390 format_module_id(devnamep, geo_module(geoid),
391 MODULE_FORMAT_BRIEF); 391 MODULE_FORMAT_BRIEF);
392 devnamep = devname + strlen(devname); 392 devnamep = devname + strlen(devname);
393 sprintf(devnamep, "#%d", geo_slab(geoid)); 393 sprintf(devnamep, "^%d#%d", geo_slot(geoid),
394 geo_slab(geoid));
394 395
395 /* allocate sysctl device data */ 396 /* allocate sysctl device data */
396 scd = kzalloc(sizeof (struct sysctl_data_s), 397 scd = kzalloc(sizeof (struct sysctl_data_s),
diff --git a/drivers/char/sonypi.c b/drivers/char/sonypi.c
index f8dd8527c6aa..a90f5d97df35 100644
--- a/drivers/char/sonypi.c
+++ b/drivers/char/sonypi.c
@@ -1341,6 +1341,9 @@ static int __devinit sonypi_probe(struct platform_device *dev)
1341 else if ((pcidev = pci_get_device(PCI_VENDOR_ID_INTEL, 1341 else if ((pcidev = pci_get_device(PCI_VENDOR_ID_INTEL,
1342 PCI_DEVICE_ID_INTEL_ICH6_1, NULL))) 1342 PCI_DEVICE_ID_INTEL_ICH6_1, NULL)))
1343 sonypi_device.model = SONYPI_DEVICE_MODEL_TYPE3; 1343 sonypi_device.model = SONYPI_DEVICE_MODEL_TYPE3;
1344 else if ((pcidev = pci_get_device(PCI_VENDOR_ID_INTEL,
1345 PCI_DEVICE_ID_INTEL_ICH7_1, NULL)))
1346 sonypi_device.model = SONYPI_DEVICE_MODEL_TYPE3;
1344 else 1347 else
1345 sonypi_device.model = SONYPI_DEVICE_MODEL_TYPE2; 1348 sonypi_device.model = SONYPI_DEVICE_MODEL_TYPE2;
1346 1349
diff --git a/drivers/char/tipar.c b/drivers/char/tipar.c
index eb2eb3e12d6a..079db5a935a1 100644
--- a/drivers/char/tipar.c
+++ b/drivers/char/tipar.c
@@ -515,7 +515,7 @@ tipar_init_module(void)
515 err = PTR_ERR(tipar_class); 515 err = PTR_ERR(tipar_class);
516 goto out_chrdev; 516 goto out_chrdev;
517 } 517 }
518 if (parport_register_driver(&tipar_driver) || tp_count == 0) { 518 if (parport_register_driver(&tipar_driver)) {
519 printk(KERN_ERR "tipar: unable to register with parport\n"); 519 printk(KERN_ERR "tipar: unable to register with parport\n");
520 err = -EIO; 520 err = -EIO;
521 goto out_class; 521 goto out_class;
diff --git a/drivers/char/tpm/Kconfig b/drivers/char/tpm/Kconfig
index a6873bf89ffa..1efde3b27619 100644
--- a/drivers/char/tpm/Kconfig
+++ b/drivers/char/tpm/Kconfig
@@ -20,9 +20,18 @@ config TCG_TPM
20 Note: For more TPM drivers enable CONFIG_PNP, CONFIG_ACPI 20 Note: For more TPM drivers enable CONFIG_PNP, CONFIG_ACPI
21 and CONFIG_PNPACPI. 21 and CONFIG_PNPACPI.
22 22
23config TCG_TIS
24 tristate "TPM Interface Specification 1.2 Interface"
25 depends on TCG_TPM
26 ---help---
27 If you have a TPM security chip that is compliant with the
28 TCG TIS 1.2 TPM specification say Yes and it will be accessible
29 from within Linux. To compile this driver as a module, choose
30 M here; the module will be called tpm_tis.
31
23config TCG_NSC 32config TCG_NSC
24 tristate "National Semiconductor TPM Interface" 33 tristate "National Semiconductor TPM Interface"
25 depends on TCG_TPM 34 depends on TCG_TPM && PNPACPI
26 ---help--- 35 ---help---
27 If you have a TPM security chip from National Semicondutor 36 If you have a TPM security chip from National Semicondutor
28 say Yes and it will be accessible from within Linux. To 37 say Yes and it will be accessible from within Linux. To
diff --git a/drivers/char/tpm/Makefile b/drivers/char/tpm/Makefile
index ba4582d160fd..ea3a1e02a824 100644
--- a/drivers/char/tpm/Makefile
+++ b/drivers/char/tpm/Makefile
@@ -5,6 +5,7 @@ obj-$(CONFIG_TCG_TPM) += tpm.o
5ifdef CONFIG_ACPI 5ifdef CONFIG_ACPI
6 obj-$(CONFIG_TCG_TPM) += tpm_bios.o 6 obj-$(CONFIG_TCG_TPM) += tpm_bios.o
7endif 7endif
8obj-$(CONFIG_TCG_TIS) += tpm_tis.o
8obj-$(CONFIG_TCG_NSC) += tpm_nsc.o 9obj-$(CONFIG_TCG_NSC) += tpm_nsc.o
9obj-$(CONFIG_TCG_ATMEL) += tpm_atmel.o 10obj-$(CONFIG_TCG_ATMEL) += tpm_atmel.o
10obj-$(CONFIG_TCG_INFINEON) += tpm_infineon.o 11obj-$(CONFIG_TCG_INFINEON) += tpm_infineon.o
diff --git a/drivers/char/tpm/tpm.c b/drivers/char/tpm/tpm.c
index 5a3870477ef1..6889e7db3aff 100644
--- a/drivers/char/tpm/tpm.c
+++ b/drivers/char/tpm/tpm.c
@@ -32,12 +32,291 @@ enum tpm_const {
32 TPM_MINOR = 224, /* officially assigned */ 32 TPM_MINOR = 224, /* officially assigned */
33 TPM_BUFSIZE = 2048, 33 TPM_BUFSIZE = 2048,
34 TPM_NUM_DEVICES = 256, 34 TPM_NUM_DEVICES = 256,
35 TPM_NUM_MASK_ENTRIES = TPM_NUM_DEVICES / (8 * sizeof(int))
36}; 35};
37 36
37enum tpm_duration {
38 TPM_SHORT = 0,
39 TPM_MEDIUM = 1,
40 TPM_LONG = 2,
41 TPM_UNDEFINED,
42};
43
44#define TPM_MAX_ORDINAL 243
45#define TPM_MAX_PROTECTED_ORDINAL 12
46#define TPM_PROTECTED_ORDINAL_MASK 0xFF
47
38static LIST_HEAD(tpm_chip_list); 48static LIST_HEAD(tpm_chip_list);
39static DEFINE_SPINLOCK(driver_lock); 49static DEFINE_SPINLOCK(driver_lock);
40static int dev_mask[TPM_NUM_MASK_ENTRIES]; 50static DECLARE_BITMAP(dev_mask, TPM_NUM_DEVICES);
51
52/*
53 * Array with one entry per ordinal defining the maximum amount
54 * of time the chip could take to return the result. The ordinal
55 * designation of short, medium or long is defined in a table in
56 * TCG Specification TPM Main Part 2 TPM Structures Section 17. The
57 * values of the SHORT, MEDIUM, and LONG durations are retrieved
58 * from the chip during initialization with a call to tpm_get_timeouts.
59 */
60static const u8 tpm_protected_ordinal_duration[TPM_MAX_PROTECTED_ORDINAL] = {
61 TPM_UNDEFINED, /* 0 */
62 TPM_UNDEFINED,
63 TPM_UNDEFINED,
64 TPM_UNDEFINED,
65 TPM_UNDEFINED,
66 TPM_UNDEFINED, /* 5 */
67 TPM_UNDEFINED,
68 TPM_UNDEFINED,
69 TPM_UNDEFINED,
70 TPM_UNDEFINED,
71 TPM_SHORT, /* 10 */
72 TPM_SHORT,
73};
74
75static const u8 tpm_ordinal_duration[TPM_MAX_ORDINAL] = {
76 TPM_UNDEFINED, /* 0 */
77 TPM_UNDEFINED,
78 TPM_UNDEFINED,
79 TPM_UNDEFINED,
80 TPM_UNDEFINED,
81 TPM_UNDEFINED, /* 5 */
82 TPM_UNDEFINED,
83 TPM_UNDEFINED,
84 TPM_UNDEFINED,
85 TPM_UNDEFINED,
86 TPM_SHORT, /* 10 */
87 TPM_SHORT,
88 TPM_MEDIUM,
89 TPM_LONG,
90 TPM_LONG,
91 TPM_MEDIUM, /* 15 */
92 TPM_SHORT,
93 TPM_SHORT,
94 TPM_MEDIUM,
95 TPM_LONG,
96 TPM_SHORT, /* 20 */
97 TPM_SHORT,
98 TPM_MEDIUM,
99 TPM_MEDIUM,
100 TPM_MEDIUM,
101 TPM_SHORT, /* 25 */
102 TPM_SHORT,
103 TPM_MEDIUM,
104 TPM_SHORT,
105 TPM_SHORT,
106 TPM_MEDIUM, /* 30 */
107 TPM_LONG,
108 TPM_MEDIUM,
109 TPM_SHORT,
110 TPM_SHORT,
111 TPM_SHORT, /* 35 */
112 TPM_MEDIUM,
113 TPM_MEDIUM,
114 TPM_UNDEFINED,
115 TPM_UNDEFINED,
116 TPM_MEDIUM, /* 40 */
117 TPM_LONG,
118 TPM_MEDIUM,
119 TPM_SHORT,
120 TPM_SHORT,
121 TPM_SHORT, /* 45 */
122 TPM_SHORT,
123 TPM_SHORT,
124 TPM_SHORT,
125 TPM_LONG,
126 TPM_MEDIUM, /* 50 */
127 TPM_MEDIUM,
128 TPM_UNDEFINED,
129 TPM_UNDEFINED,
130 TPM_UNDEFINED,
131 TPM_UNDEFINED, /* 55 */
132 TPM_UNDEFINED,
133 TPM_UNDEFINED,
134 TPM_UNDEFINED,
135 TPM_UNDEFINED,
136 TPM_MEDIUM, /* 60 */
137 TPM_MEDIUM,
138 TPM_MEDIUM,
139 TPM_SHORT,
140 TPM_SHORT,
141 TPM_MEDIUM, /* 65 */
142 TPM_UNDEFINED,
143 TPM_UNDEFINED,
144 TPM_UNDEFINED,
145 TPM_UNDEFINED,
146 TPM_SHORT, /* 70 */
147 TPM_SHORT,
148 TPM_UNDEFINED,
149 TPM_UNDEFINED,
150 TPM_UNDEFINED,
151 TPM_UNDEFINED, /* 75 */
152 TPM_UNDEFINED,
153 TPM_UNDEFINED,
154 TPM_UNDEFINED,
155 TPM_UNDEFINED,
156 TPM_LONG, /* 80 */
157 TPM_UNDEFINED,
158 TPM_MEDIUM,
159 TPM_LONG,
160 TPM_SHORT,
161 TPM_UNDEFINED, /* 85 */
162 TPM_UNDEFINED,
163 TPM_UNDEFINED,
164 TPM_UNDEFINED,
165 TPM_UNDEFINED,
166 TPM_SHORT, /* 90 */
167 TPM_SHORT,
168 TPM_SHORT,
169 TPM_SHORT,
170 TPM_SHORT,
171 TPM_UNDEFINED, /* 95 */
172 TPM_UNDEFINED,
173 TPM_UNDEFINED,
174 TPM_UNDEFINED,
175 TPM_UNDEFINED,
176 TPM_MEDIUM, /* 100 */
177 TPM_SHORT,
178 TPM_SHORT,
179 TPM_UNDEFINED,
180 TPM_UNDEFINED,
181 TPM_UNDEFINED, /* 105 */
182 TPM_UNDEFINED,
183 TPM_UNDEFINED,
184 TPM_UNDEFINED,
185 TPM_UNDEFINED,
186 TPM_SHORT, /* 110 */
187 TPM_SHORT,
188 TPM_SHORT,
189 TPM_SHORT,
190 TPM_SHORT,
191 TPM_SHORT, /* 115 */
192 TPM_SHORT,
193 TPM_SHORT,
194 TPM_UNDEFINED,
195 TPM_UNDEFINED,
196 TPM_LONG, /* 120 */
197 TPM_LONG,
198 TPM_MEDIUM,
199 TPM_UNDEFINED,
200 TPM_SHORT,
201 TPM_SHORT, /* 125 */
202 TPM_SHORT,
203 TPM_LONG,
204 TPM_SHORT,
205 TPM_SHORT,
206 TPM_SHORT, /* 130 */
207 TPM_MEDIUM,
208 TPM_UNDEFINED,
209 TPM_SHORT,
210 TPM_MEDIUM,
211 TPM_UNDEFINED, /* 135 */
212 TPM_UNDEFINED,
213 TPM_UNDEFINED,
214 TPM_UNDEFINED,
215 TPM_UNDEFINED,
216 TPM_SHORT, /* 140 */
217 TPM_SHORT,
218 TPM_UNDEFINED,
219 TPM_UNDEFINED,
220 TPM_UNDEFINED,
221 TPM_UNDEFINED, /* 145 */
222 TPM_UNDEFINED,
223 TPM_UNDEFINED,
224 TPM_UNDEFINED,
225 TPM_UNDEFINED,
226 TPM_SHORT, /* 150 */
227 TPM_MEDIUM,
228 TPM_MEDIUM,
229 TPM_SHORT,
230 TPM_SHORT,
231 TPM_UNDEFINED, /* 155 */
232 TPM_UNDEFINED,
233 TPM_UNDEFINED,
234 TPM_UNDEFINED,
235 TPM_UNDEFINED,
236 TPM_SHORT, /* 160 */
237 TPM_SHORT,
238 TPM_SHORT,
239 TPM_SHORT,
240 TPM_UNDEFINED,
241 TPM_UNDEFINED, /* 165 */
242 TPM_UNDEFINED,
243 TPM_UNDEFINED,
244 TPM_UNDEFINED,
245 TPM_UNDEFINED,
246 TPM_LONG, /* 170 */
247 TPM_UNDEFINED,
248 TPM_UNDEFINED,
249 TPM_UNDEFINED,
250 TPM_UNDEFINED,
251 TPM_UNDEFINED, /* 175 */
252 TPM_UNDEFINED,
253 TPM_UNDEFINED,
254 TPM_UNDEFINED,
255 TPM_UNDEFINED,
256 TPM_MEDIUM, /* 180 */
257 TPM_SHORT,
258 TPM_MEDIUM,
259 TPM_MEDIUM,
260 TPM_MEDIUM,
261 TPM_MEDIUM, /* 185 */
262 TPM_SHORT,
263 TPM_UNDEFINED,
264 TPM_UNDEFINED,
265 TPM_UNDEFINED,
266 TPM_UNDEFINED, /* 190 */
267 TPM_UNDEFINED,
268 TPM_UNDEFINED,
269 TPM_UNDEFINED,
270 TPM_UNDEFINED,
271 TPM_UNDEFINED, /* 195 */
272 TPM_UNDEFINED,
273 TPM_UNDEFINED,
274 TPM_UNDEFINED,
275 TPM_UNDEFINED,
276 TPM_SHORT, /* 200 */
277 TPM_UNDEFINED,
278 TPM_UNDEFINED,
279 TPM_UNDEFINED,
280 TPM_SHORT,
281 TPM_SHORT, /* 205 */
282 TPM_SHORT,
283 TPM_SHORT,
284 TPM_SHORT,
285 TPM_SHORT,
286 TPM_MEDIUM, /* 210 */
287 TPM_UNDEFINED,
288 TPM_MEDIUM,
289 TPM_MEDIUM,
290 TPM_MEDIUM,
291 TPM_UNDEFINED, /* 215 */
292 TPM_MEDIUM,
293 TPM_UNDEFINED,
294 TPM_UNDEFINED,
295 TPM_SHORT,
296 TPM_SHORT, /* 220 */
297 TPM_SHORT,
298 TPM_SHORT,
299 TPM_SHORT,
300 TPM_SHORT,
301 TPM_UNDEFINED, /* 225 */
302 TPM_UNDEFINED,
303 TPM_UNDEFINED,
304 TPM_UNDEFINED,
305 TPM_UNDEFINED,
306 TPM_SHORT, /* 230 */
307 TPM_LONG,
308 TPM_MEDIUM,
309 TPM_UNDEFINED,
310 TPM_UNDEFINED,
311 TPM_UNDEFINED, /* 235 */
312 TPM_UNDEFINED,
313 TPM_UNDEFINED,
314 TPM_UNDEFINED,
315 TPM_UNDEFINED,
316 TPM_SHORT, /* 240 */
317 TPM_UNDEFINED,
318 TPM_MEDIUM,
319};
41 320
42static void user_reader_timeout(unsigned long ptr) 321static void user_reader_timeout(unsigned long ptr)
43{ 322{
@@ -46,7 +325,7 @@ static void user_reader_timeout(unsigned long ptr)
46 schedule_work(&chip->work); 325 schedule_work(&chip->work);
47} 326}
48 327
49static void timeout_work(void * ptr) 328static void timeout_work(void *ptr)
50{ 329{
51 struct tpm_chip *chip = ptr; 330 struct tpm_chip *chip = ptr;
52 331
@@ -57,17 +336,43 @@ static void timeout_work(void * ptr)
57} 336}
58 337
59/* 338/*
339 * Returns max number of jiffies to wait
340 */
341unsigned long tpm_calc_ordinal_duration(struct tpm_chip *chip,
342 u32 ordinal)
343{
344 int duration_idx = TPM_UNDEFINED;
345 int duration = 0;
346
347 if (ordinal < TPM_MAX_ORDINAL)
348 duration_idx = tpm_ordinal_duration[ordinal];
349 else if ((ordinal & TPM_PROTECTED_ORDINAL_MASK) <
350 TPM_MAX_PROTECTED_ORDINAL)
351 duration_idx =
352 tpm_protected_ordinal_duration[ordinal &
353 TPM_PROTECTED_ORDINAL_MASK];
354
355 if (duration_idx != TPM_UNDEFINED)
356 duration = chip->vendor.duration[duration_idx];
357 if (duration <= 0)
358 return 2 * 60 * HZ;
359 else
360 return duration;
361}
362EXPORT_SYMBOL_GPL(tpm_calc_ordinal_duration);
363
364/*
60 * Internal kernel interface to transmit TPM commands 365 * Internal kernel interface to transmit TPM commands
61 */ 366 */
62static ssize_t tpm_transmit(struct tpm_chip *chip, const char *buf, 367static ssize_t tpm_transmit(struct tpm_chip *chip, const char *buf,
63 size_t bufsiz) 368 size_t bufsiz)
64{ 369{
65 ssize_t rc; 370 ssize_t rc;
66 u32 count; 371 u32 count, ordinal;
67 unsigned long stop; 372 unsigned long stop;
68 373
69 count = be32_to_cpu(*((__be32 *) (buf + 2))); 374 count = be32_to_cpu(*((__be32 *) (buf + 2)));
70 375 ordinal = be32_to_cpu(*((__be32 *) (buf + 6)));
71 if (count == 0) 376 if (count == 0)
72 return -ENODATA; 377 return -ENODATA;
73 if (count > bufsiz) { 378 if (count > bufsiz) {
@@ -78,21 +383,23 @@ static ssize_t tpm_transmit(struct tpm_chip *chip, const char *buf,
78 383
79 down(&chip->tpm_mutex); 384 down(&chip->tpm_mutex);
80 385
81 if ((rc = chip->vendor->send(chip, (u8 *) buf, count)) < 0) { 386 if ((rc = chip->vendor.send(chip, (u8 *) buf, count)) < 0) {
82 dev_err(chip->dev, 387 dev_err(chip->dev,
83 "tpm_transmit: tpm_send: error %zd\n", rc); 388 "tpm_transmit: tpm_send: error %zd\n", rc);
84 goto out; 389 goto out;
85 } 390 }
86 391
87 stop = jiffies + 2 * 60 * HZ; 392 if (chip->vendor.irq)
393 goto out_recv;
394
395 stop = jiffies + tpm_calc_ordinal_duration(chip, ordinal);
88 do { 396 do {
89 u8 status = chip->vendor->status(chip); 397 u8 status = chip->vendor.status(chip);
90 if ((status & chip->vendor->req_complete_mask) == 398 if ((status & chip->vendor.req_complete_mask) ==
91 chip->vendor->req_complete_val) { 399 chip->vendor.req_complete_val)
92 goto out_recv; 400 goto out_recv;
93 }
94 401
95 if ((status == chip->vendor->req_canceled)) { 402 if ((status == chip->vendor.req_canceled)) {
96 dev_err(chip->dev, "Operation Canceled\n"); 403 dev_err(chip->dev, "Operation Canceled\n");
97 rc = -ECANCELED; 404 rc = -ECANCELED;
98 goto out; 405 goto out;
@@ -102,14 +409,13 @@ static ssize_t tpm_transmit(struct tpm_chip *chip, const char *buf,
102 rmb(); 409 rmb();
103 } while (time_before(jiffies, stop)); 410 } while (time_before(jiffies, stop));
104 411
105 412 chip->vendor.cancel(chip);
106 chip->vendor->cancel(chip);
107 dev_err(chip->dev, "Operation Timed out\n"); 413 dev_err(chip->dev, "Operation Timed out\n");
108 rc = -ETIME; 414 rc = -ETIME;
109 goto out; 415 goto out;
110 416
111out_recv: 417out_recv:
112 rc = chip->vendor->recv(chip, (u8 *) buf, bufsiz); 418 rc = chip->vendor.recv(chip, (u8 *) buf, bufsiz);
113 if (rc < 0) 419 if (rc < 0)
114 dev_err(chip->dev, 420 dev_err(chip->dev,
115 "tpm_transmit: tpm_recv: error %zd\n", rc); 421 "tpm_transmit: tpm_recv: error %zd\n", rc);
@@ -119,17 +425,247 @@ out:
119} 425}
120 426
121#define TPM_DIGEST_SIZE 20 427#define TPM_DIGEST_SIZE 20
122#define CAP_PCR_RESULT_SIZE 18 428#define TPM_ERROR_SIZE 10
123static const u8 cap_pcr[] = { 429#define TPM_RET_CODE_IDX 6
430#define TPM_GET_CAP_RET_SIZE_IDX 10
431#define TPM_GET_CAP_RET_UINT32_1_IDX 14
432#define TPM_GET_CAP_RET_UINT32_2_IDX 18
433#define TPM_GET_CAP_RET_UINT32_3_IDX 22
434#define TPM_GET_CAP_RET_UINT32_4_IDX 26
435#define TPM_GET_CAP_PERM_DISABLE_IDX 16
436#define TPM_GET_CAP_PERM_INACTIVE_IDX 18
437#define TPM_GET_CAP_RET_BOOL_1_IDX 14
438#define TPM_GET_CAP_TEMP_INACTIVE_IDX 16
439
440#define TPM_CAP_IDX 13
441#define TPM_CAP_SUBCAP_IDX 21
442
443enum tpm_capabilities {
444 TPM_CAP_FLAG = 4,
445 TPM_CAP_PROP = 5,
446};
447
448enum tpm_sub_capabilities {
449 TPM_CAP_PROP_PCR = 0x1,
450 TPM_CAP_PROP_MANUFACTURER = 0x3,
451 TPM_CAP_FLAG_PERM = 0x8,
452 TPM_CAP_FLAG_VOL = 0x9,
453 TPM_CAP_PROP_OWNER = 0x11,
454 TPM_CAP_PROP_TIS_TIMEOUT = 0x15,
455 TPM_CAP_PROP_TIS_DURATION = 0x20,
456};
457
458/*
459 * This is a semi generic GetCapability command for use
460 * with the capability type TPM_CAP_PROP or TPM_CAP_FLAG
461 * and their associated sub_capabilities.
462 */
463
464static const u8 tpm_cap[] = {
124 0, 193, /* TPM_TAG_RQU_COMMAND */ 465 0, 193, /* TPM_TAG_RQU_COMMAND */
125 0, 0, 0, 22, /* length */ 466 0, 0, 0, 22, /* length */
126 0, 0, 0, 101, /* TPM_ORD_GetCapability */ 467 0, 0, 0, 101, /* TPM_ORD_GetCapability */
127 0, 0, 0, 5, 468 0, 0, 0, 0, /* TPM_CAP_<TYPE> */
128 0, 0, 0, 4, 469 0, 0, 0, 4, /* TPM_CAP_SUB_<TYPE> size */
129 0, 0, 1, 1 470 0, 0, 1, 0 /* TPM_CAP_SUB_<TYPE> */
130}; 471};
131 472
132#define READ_PCR_RESULT_SIZE 30 473static ssize_t transmit_cmd(struct tpm_chip *chip, u8 *data, int len,
474 char *desc)
475{
476 int err;
477
478 len = tpm_transmit(chip, data, len);
479 if (len < 0)
480 return len;
481 if (len == TPM_ERROR_SIZE) {
482 err = be32_to_cpu(*((__be32 *) (data + TPM_RET_CODE_IDX)));
483 dev_dbg(chip->dev, "A TPM error (%d) occurred %s\n", err, desc);
484 return err;
485 }
486 return 0;
487}
488
489void tpm_gen_interrupt(struct tpm_chip *chip)
490{
491 u8 data[max_t(int, ARRAY_SIZE(tpm_cap), 30)];
492 ssize_t rc;
493
494 memcpy(data, tpm_cap, sizeof(tpm_cap));
495 data[TPM_CAP_IDX] = TPM_CAP_PROP;
496 data[TPM_CAP_SUBCAP_IDX] = TPM_CAP_PROP_TIS_TIMEOUT;
497
498 rc = transmit_cmd(chip, data, sizeof(data),
499 "attempting to determine the timeouts");
500}
501EXPORT_SYMBOL_GPL(tpm_gen_interrupt);
502
503void tpm_get_timeouts(struct tpm_chip *chip)
504{
505 u8 data[max_t(int, ARRAY_SIZE(tpm_cap), 30)];
506 ssize_t rc;
507 u32 timeout;
508
509 memcpy(data, tpm_cap, sizeof(tpm_cap));
510 data[TPM_CAP_IDX] = TPM_CAP_PROP;
511 data[TPM_CAP_SUBCAP_IDX] = TPM_CAP_PROP_TIS_TIMEOUT;
512
513 rc = transmit_cmd(chip, data, sizeof(data),
514 "attempting to determine the timeouts");
515 if (rc)
516 goto duration;
517
518 if (be32_to_cpu(*((__be32 *) (data + TPM_GET_CAP_RET_SIZE_IDX)))
519 != 4 * sizeof(u32))
520 goto duration;
521
522 /* Don't overwrite default if value is 0 */
523 timeout =
524 be32_to_cpu(*((__be32 *) (data + TPM_GET_CAP_RET_UINT32_1_IDX)));
525 if (timeout)
526 chip->vendor.timeout_a = msecs_to_jiffies(timeout);
527 timeout =
528 be32_to_cpu(*((__be32 *) (data + TPM_GET_CAP_RET_UINT32_2_IDX)));
529 if (timeout)
530 chip->vendor.timeout_b = msecs_to_jiffies(timeout);
531 timeout =
532 be32_to_cpu(*((__be32 *) (data + TPM_GET_CAP_RET_UINT32_3_IDX)));
533 if (timeout)
534 chip->vendor.timeout_c = msecs_to_jiffies(timeout);
535 timeout =
536 be32_to_cpu(*((__be32 *) (data + TPM_GET_CAP_RET_UINT32_4_IDX)));
537 if (timeout)
538 chip->vendor.timeout_d = msecs_to_jiffies(timeout);
539
540duration:
541 memcpy(data, tpm_cap, sizeof(tpm_cap));
542 data[TPM_CAP_IDX] = TPM_CAP_PROP;
543 data[TPM_CAP_SUBCAP_IDX] = TPM_CAP_PROP_TIS_DURATION;
544
545 rc = transmit_cmd(chip, data, sizeof(data),
546 "attempting to determine the durations");
547 if (rc)
548 return;
549
550 if (be32_to_cpu(*((__be32 *) (data + TPM_GET_CAP_RET_SIZE_IDX)))
551 != 3 * sizeof(u32))
552 return;
553
554 chip->vendor.duration[TPM_SHORT] =
555 msecs_to_jiffies(be32_to_cpu
556 (*((__be32 *) (data +
557 TPM_GET_CAP_RET_UINT32_1_IDX))));
558 chip->vendor.duration[TPM_MEDIUM] =
559 msecs_to_jiffies(be32_to_cpu
560 (*((__be32 *) (data +
561 TPM_GET_CAP_RET_UINT32_2_IDX))));
562 chip->vendor.duration[TPM_LONG] =
563 msecs_to_jiffies(be32_to_cpu
564 (*((__be32 *) (data +
565 TPM_GET_CAP_RET_UINT32_3_IDX))));
566}
567EXPORT_SYMBOL_GPL(tpm_get_timeouts);
568
569void tpm_continue_selftest(struct tpm_chip *chip)
570{
571 u8 data[] = {
572 0, 193, /* TPM_TAG_RQU_COMMAND */
573 0, 0, 0, 10, /* length */
574 0, 0, 0, 83, /* TPM_ORD_GetCapability */
575 };
576
577 tpm_transmit(chip, data, sizeof(data));
578}
579EXPORT_SYMBOL_GPL(tpm_continue_selftest);
580
581ssize_t tpm_show_enabled(struct device * dev, struct device_attribute * attr,
582 char *buf)
583{
584 u8 data[max_t(int, ARRAY_SIZE(tpm_cap), 35)];
585 ssize_t rc;
586
587 struct tpm_chip *chip = dev_get_drvdata(dev);
588 if (chip == NULL)
589 return -ENODEV;
590
591 memcpy(data, tpm_cap, sizeof(tpm_cap));
592 data[TPM_CAP_IDX] = TPM_CAP_FLAG;
593 data[TPM_CAP_SUBCAP_IDX] = TPM_CAP_FLAG_PERM;
594
595 rc = transmit_cmd(chip, data, sizeof(data),
596 "attemtping to determine the permanent state");
597 if (rc)
598 return 0;
599 return sprintf(buf, "%d\n", !data[TPM_GET_CAP_PERM_DISABLE_IDX]);
600}
601EXPORT_SYMBOL_GPL(tpm_show_enabled);
602
603ssize_t tpm_show_active(struct device * dev, struct device_attribute * attr,
604 char *buf)
605{
606 u8 data[max_t(int, ARRAY_SIZE(tpm_cap), 35)];
607 ssize_t rc;
608
609 struct tpm_chip *chip = dev_get_drvdata(dev);
610 if (chip == NULL)
611 return -ENODEV;
612
613 memcpy(data, tpm_cap, sizeof(tpm_cap));
614 data[TPM_CAP_IDX] = TPM_CAP_FLAG;
615 data[TPM_CAP_SUBCAP_IDX] = TPM_CAP_FLAG_PERM;
616
617 rc = transmit_cmd(chip, data, sizeof(data),
618 "attemtping to determine the permanent state");
619 if (rc)
620 return 0;
621 return sprintf(buf, "%d\n", !data[TPM_GET_CAP_PERM_INACTIVE_IDX]);
622}
623EXPORT_SYMBOL_GPL(tpm_show_active);
624
625ssize_t tpm_show_owned(struct device * dev, struct device_attribute * attr,
626 char *buf)
627{
628 u8 data[sizeof(tpm_cap)];
629 ssize_t rc;
630
631 struct tpm_chip *chip = dev_get_drvdata(dev);
632 if (chip == NULL)
633 return -ENODEV;
634
635 memcpy(data, tpm_cap, sizeof(tpm_cap));
636 data[TPM_CAP_IDX] = TPM_CAP_PROP;
637 data[TPM_CAP_SUBCAP_IDX] = TPM_CAP_PROP_OWNER;
638
639 rc = transmit_cmd(chip, data, sizeof(data),
640 "attempting to determine the owner state");
641 if (rc)
642 return 0;
643 return sprintf(buf, "%d\n", data[TPM_GET_CAP_RET_BOOL_1_IDX]);
644}
645EXPORT_SYMBOL_GPL(tpm_show_owned);
646
647ssize_t tpm_show_temp_deactivated(struct device * dev,
648 struct device_attribute * attr, char *buf)
649{
650 u8 data[sizeof(tpm_cap)];
651 ssize_t rc;
652
653 struct tpm_chip *chip = dev_get_drvdata(dev);
654 if (chip == NULL)
655 return -ENODEV;
656
657 memcpy(data, tpm_cap, sizeof(tpm_cap));
658 data[TPM_CAP_IDX] = TPM_CAP_FLAG;
659 data[TPM_CAP_SUBCAP_IDX] = TPM_CAP_FLAG_VOL;
660
661 rc = transmit_cmd(chip, data, sizeof(data),
662 "attempting to determine the temporary state");
663 if (rc)
664 return 0;
665 return sprintf(buf, "%d\n", data[TPM_GET_CAP_TEMP_INACTIVE_IDX]);
666}
667EXPORT_SYMBOL_GPL(tpm_show_temp_deactivated);
668
133static const u8 pcrread[] = { 669static const u8 pcrread[] = {
134 0, 193, /* TPM_TAG_RQU_COMMAND */ 670 0, 193, /* TPM_TAG_RQU_COMMAND */
135 0, 0, 0, 14, /* length */ 671 0, 0, 0, 14, /* length */
@@ -140,8 +676,8 @@ static const u8 pcrread[] = {
140ssize_t tpm_show_pcrs(struct device *dev, struct device_attribute *attr, 676ssize_t tpm_show_pcrs(struct device *dev, struct device_attribute *attr,
141 char *buf) 677 char *buf)
142{ 678{
143 u8 data[READ_PCR_RESULT_SIZE]; 679 u8 data[max_t(int, max(ARRAY_SIZE(tpm_cap), ARRAY_SIZE(pcrread)), 30)];
144 ssize_t len; 680 ssize_t rc;
145 int i, j, num_pcrs; 681 int i, j, num_pcrs;
146 __be32 index; 682 __be32 index;
147 char *str = buf; 683 char *str = buf;
@@ -150,29 +686,24 @@ ssize_t tpm_show_pcrs(struct device *dev, struct device_attribute *attr,
150 if (chip == NULL) 686 if (chip == NULL)
151 return -ENODEV; 687 return -ENODEV;
152 688
153 memcpy(data, cap_pcr, sizeof(cap_pcr)); 689 memcpy(data, tpm_cap, sizeof(tpm_cap));
154 if ((len = tpm_transmit(chip, data, sizeof(data))) 690 data[TPM_CAP_IDX] = TPM_CAP_PROP;
155 < CAP_PCR_RESULT_SIZE) { 691 data[TPM_CAP_SUBCAP_IDX] = TPM_CAP_PROP_PCR;
156 dev_dbg(chip->dev, "A TPM error (%d) occurred " 692
157 "attempting to determine the number of PCRS\n", 693 rc = transmit_cmd(chip, data, sizeof(data),
158 be32_to_cpu(*((__be32 *) (data + 6)))); 694 "attempting to determine the number of PCRS");
695 if (rc)
159 return 0; 696 return 0;
160 }
161 697
162 num_pcrs = be32_to_cpu(*((__be32 *) (data + 14))); 698 num_pcrs = be32_to_cpu(*((__be32 *) (data + 14)));
163
164 for (i = 0; i < num_pcrs; i++) { 699 for (i = 0; i < num_pcrs; i++) {
165 memcpy(data, pcrread, sizeof(pcrread)); 700 memcpy(data, pcrread, sizeof(pcrread));
166 index = cpu_to_be32(i); 701 index = cpu_to_be32(i);
167 memcpy(data + 10, &index, 4); 702 memcpy(data + 10, &index, 4);
168 if ((len = tpm_transmit(chip, data, sizeof(data))) 703 rc = transmit_cmd(chip, data, sizeof(data),
169 < READ_PCR_RESULT_SIZE){ 704 "attempting to read a PCR");
170 dev_dbg(chip->dev, "A TPM error (%d) occurred" 705 if (rc)
171 " attempting to read PCR %d of %d\n",
172 be32_to_cpu(*((__be32 *) (data + 6))),
173 i, num_pcrs);
174 goto out; 706 goto out;
175 }
176 str += sprintf(str, "PCR-%02d: ", i); 707 str += sprintf(str, "PCR-%02d: ", i);
177 for (j = 0; j < TPM_DIGEST_SIZE; j++) 708 for (j = 0; j < TPM_DIGEST_SIZE; j++)
178 str += sprintf(str, "%02X ", *(data + 10 + j)); 709 str += sprintf(str, "%02X ", *(data + 10 + j));
@@ -194,7 +725,7 @@ ssize_t tpm_show_pubek(struct device *dev, struct device_attribute *attr,
194 char *buf) 725 char *buf)
195{ 726{
196 u8 *data; 727 u8 *data;
197 ssize_t len; 728 ssize_t err;
198 int i, rc; 729 int i, rc;
199 char *str = buf; 730 char *str = buf;
200 731
@@ -208,14 +739,10 @@ ssize_t tpm_show_pubek(struct device *dev, struct device_attribute *attr,
208 739
209 memcpy(data, readpubek, sizeof(readpubek)); 740 memcpy(data, readpubek, sizeof(readpubek));
210 741
211 if ((len = tpm_transmit(chip, data, READ_PUBEK_RESULT_SIZE)) < 742 err = transmit_cmd(chip, data, READ_PUBEK_RESULT_SIZE,
212 READ_PUBEK_RESULT_SIZE) { 743 "attempting to read the PUBEK");
213 dev_dbg(chip->dev, "A TPM error (%d) occurred " 744 if (err)
214 "attempting to read the PUBEK\n",
215 be32_to_cpu(*((__be32 *) (data + 6))));
216 rc = 0;
217 goto out; 745 goto out;
218 }
219 746
220 /* 747 /*
221 ignore header 10 bytes 748 ignore header 10 bytes
@@ -245,67 +772,110 @@ ssize_t tpm_show_pubek(struct device *dev, struct device_attribute *attr,
245 if ((i + 1) % 16 == 0) 772 if ((i + 1) % 16 == 0)
246 str += sprintf(str, "\n"); 773 str += sprintf(str, "\n");
247 } 774 }
248 rc = str - buf;
249out: 775out:
776 rc = str - buf;
250 kfree(data); 777 kfree(data);
251 return rc; 778 return rc;
252} 779}
253EXPORT_SYMBOL_GPL(tpm_show_pubek); 780EXPORT_SYMBOL_GPL(tpm_show_pubek);
254 781
255#define CAP_VER_RESULT_SIZE 18 782#define CAP_VERSION_1_1 6
783#define CAP_VERSION_1_2 0x1A
784#define CAP_VERSION_IDX 13
256static const u8 cap_version[] = { 785static const u8 cap_version[] = {
257 0, 193, /* TPM_TAG_RQU_COMMAND */ 786 0, 193, /* TPM_TAG_RQU_COMMAND */
258 0, 0, 0, 18, /* length */ 787 0, 0, 0, 18, /* length */
259 0, 0, 0, 101, /* TPM_ORD_GetCapability */ 788 0, 0, 0, 101, /* TPM_ORD_GetCapability */
260 0, 0, 0, 6, 789 0, 0, 0, 0,
261 0, 0, 0, 0 790 0, 0, 0, 0
262}; 791};
263 792
264#define CAP_MANUFACTURER_RESULT_SIZE 18
265static const u8 cap_manufacturer[] = {
266 0, 193, /* TPM_TAG_RQU_COMMAND */
267 0, 0, 0, 22, /* length */
268 0, 0, 0, 101, /* TPM_ORD_GetCapability */
269 0, 0, 0, 5,
270 0, 0, 0, 4,
271 0, 0, 1, 3
272};
273
274ssize_t tpm_show_caps(struct device *dev, struct device_attribute *attr, 793ssize_t tpm_show_caps(struct device *dev, struct device_attribute *attr,
275 char *buf) 794 char *buf)
276{ 795{
277 u8 data[sizeof(cap_manufacturer)]; 796 u8 data[max_t(int, max(ARRAY_SIZE(tpm_cap), ARRAY_SIZE(cap_version)), 30)];
278 ssize_t len; 797 ssize_t rc;
279 char *str = buf; 798 char *str = buf;
280 799
281 struct tpm_chip *chip = dev_get_drvdata(dev); 800 struct tpm_chip *chip = dev_get_drvdata(dev);
282 if (chip == NULL) 801 if (chip == NULL)
283 return -ENODEV; 802 return -ENODEV;
284 803
285 memcpy(data, cap_manufacturer, sizeof(cap_manufacturer)); 804 memcpy(data, tpm_cap, sizeof(tpm_cap));
805 data[TPM_CAP_IDX] = TPM_CAP_PROP;
806 data[TPM_CAP_SUBCAP_IDX] = TPM_CAP_PROP_MANUFACTURER;
286 807
287 if ((len = tpm_transmit(chip, data, sizeof(data))) < 808 rc = transmit_cmd(chip, data, sizeof(data),
288 CAP_MANUFACTURER_RESULT_SIZE) 809 "attempting to determine the manufacturer");
289 return len; 810 if (rc)
811 return 0;
290 812
291 str += sprintf(str, "Manufacturer: 0x%x\n", 813 str += sprintf(str, "Manufacturer: 0x%x\n",
292 be32_to_cpu(*((__be32 *) (data + 14)))); 814 be32_to_cpu(*((__be32 *) (data + TPM_GET_CAP_RET_UINT32_1_IDX))));
293 815
294 memcpy(data, cap_version, sizeof(cap_version)); 816 memcpy(data, cap_version, sizeof(cap_version));
817 data[CAP_VERSION_IDX] = CAP_VERSION_1_1;
818 rc = transmit_cmd(chip, data, sizeof(data),
819 "attempting to determine the 1.1 version");
820 if (rc)
821 goto out;
295 822
296 if ((len = tpm_transmit(chip, data, sizeof(data))) < 823 str += sprintf(str,
297 CAP_VER_RESULT_SIZE) 824 "TCG version: %d.%d\nFirmware version: %d.%d\n",
298 return len; 825 (int) data[14], (int) data[15], (int) data[16],
299 826 (int) data[17]);
300 str +=
301 sprintf(str, "TCG version: %d.%d\nFirmware version: %d.%d\n",
302 (int) data[14], (int) data[15], (int) data[16],
303 (int) data[17]);
304 827
828out:
305 return str - buf; 829 return str - buf;
306} 830}
307EXPORT_SYMBOL_GPL(tpm_show_caps); 831EXPORT_SYMBOL_GPL(tpm_show_caps);
308 832
833ssize_t tpm_show_caps_1_2(struct device * dev,
834 struct device_attribute * attr, char *buf)
835{
836 u8 data[max_t(int, max(ARRAY_SIZE(tpm_cap), ARRAY_SIZE(cap_version)), 30)];
837 ssize_t len;
838 char *str = buf;
839
840 struct tpm_chip *chip = dev_get_drvdata(dev);
841 if (chip == NULL)
842 return -ENODEV;
843
844 memcpy(data, tpm_cap, sizeof(tpm_cap));
845 data[TPM_CAP_IDX] = TPM_CAP_PROP;
846 data[TPM_CAP_SUBCAP_IDX] = TPM_CAP_PROP_MANUFACTURER;
847
848 if ((len = tpm_transmit(chip, data, sizeof(data))) <=
849 TPM_ERROR_SIZE) {
850 dev_dbg(chip->dev, "A TPM error (%d) occurred "
851 "attempting to determine the manufacturer\n",
852 be32_to_cpu(*((__be32 *) (data + TPM_RET_CODE_IDX))));
853 return 0;
854 }
855
856 str += sprintf(str, "Manufacturer: 0x%x\n",
857 be32_to_cpu(*((__be32 *) (data + TPM_GET_CAP_RET_UINT32_1_IDX))));
858
859 memcpy(data, cap_version, sizeof(cap_version));
860 data[CAP_VERSION_IDX] = CAP_VERSION_1_2;
861
862 if ((len = tpm_transmit(chip, data, sizeof(data))) <=
863 TPM_ERROR_SIZE) {
864 dev_err(chip->dev, "A TPM error (%d) occurred "
865 "attempting to determine the 1.2 version\n",
866 be32_to_cpu(*((__be32 *) (data + TPM_RET_CODE_IDX))));
867 goto out;
868 }
869 str += sprintf(str,
870 "TCG version: %d.%d\nFirmware version: %d.%d\n",
871 (int) data[16], (int) data[17], (int) data[18],
872 (int) data[19]);
873
874out:
875 return str - buf;
876}
877EXPORT_SYMBOL_GPL(tpm_show_caps_1_2);
878
309ssize_t tpm_store_cancel(struct device *dev, struct device_attribute *attr, 879ssize_t tpm_store_cancel(struct device *dev, struct device_attribute *attr,
310 const char *buf, size_t count) 880 const char *buf, size_t count)
311{ 881{
@@ -313,7 +883,7 @@ ssize_t tpm_store_cancel(struct device *dev, struct device_attribute *attr,
313 if (chip == NULL) 883 if (chip == NULL)
314 return 0; 884 return 0;
315 885
316 chip->vendor->cancel(chip); 886 chip->vendor.cancel(chip);
317 return count; 887 return count;
318} 888}
319EXPORT_SYMBOL_GPL(tpm_store_cancel); 889EXPORT_SYMBOL_GPL(tpm_store_cancel);
@@ -329,7 +899,7 @@ int tpm_open(struct inode *inode, struct file *file)
329 spin_lock(&driver_lock); 899 spin_lock(&driver_lock);
330 900
331 list_for_each_entry(pos, &tpm_chip_list, list) { 901 list_for_each_entry(pos, &tpm_chip_list, list) {
332 if (pos->vendor->miscdev.minor == minor) { 902 if (pos->vendor.miscdev.minor == minor) {
333 chip = pos; 903 chip = pos;
334 break; 904 break;
335 } 905 }
@@ -387,7 +957,7 @@ int tpm_release(struct inode *inode, struct file *file)
387EXPORT_SYMBOL_GPL(tpm_release); 957EXPORT_SYMBOL_GPL(tpm_release);
388 958
389ssize_t tpm_write(struct file *file, const char __user *buf, 959ssize_t tpm_write(struct file *file, const char __user *buf,
390 size_t size, loff_t * off) 960 size_t size, loff_t *off)
391{ 961{
392 struct tpm_chip *chip = file->private_data; 962 struct tpm_chip *chip = file->private_data;
393 int in_size = size, out_size; 963 int in_size = size, out_size;
@@ -419,11 +989,10 @@ ssize_t tpm_write(struct file *file, const char __user *buf,
419 989
420 return in_size; 990 return in_size;
421} 991}
422
423EXPORT_SYMBOL_GPL(tpm_write); 992EXPORT_SYMBOL_GPL(tpm_write);
424 993
425ssize_t tpm_read(struct file * file, char __user *buf, 994ssize_t tpm_read(struct file *file, char __user *buf,
426 size_t size, loff_t * off) 995 size_t size, loff_t *off)
427{ 996{
428 struct tpm_chip *chip = file->private_data; 997 struct tpm_chip *chip = file->private_data;
429 int ret_size; 998 int ret_size;
@@ -462,14 +1031,13 @@ void tpm_remove_hardware(struct device *dev)
462 spin_unlock(&driver_lock); 1031 spin_unlock(&driver_lock);
463 1032
464 dev_set_drvdata(dev, NULL); 1033 dev_set_drvdata(dev, NULL);
465 misc_deregister(&chip->vendor->miscdev); 1034 misc_deregister(&chip->vendor.miscdev);
466 kfree(chip->vendor->miscdev.name); 1035 kfree(chip->vendor.miscdev.name);
467 1036
468 sysfs_remove_group(&dev->kobj, chip->vendor->attr_group); 1037 sysfs_remove_group(&dev->kobj, chip->vendor.attr_group);
469 tpm_bios_log_teardown(chip->bios_dir); 1038 tpm_bios_log_teardown(chip->bios_dir);
470 1039
471 dev_mask[chip->dev_num / TPM_NUM_MASK_ENTRIES ] &= 1040 clear_bit(chip->dev_num, dev_mask);
472 ~(1 << (chip->dev_num % TPM_NUM_MASK_ENTRIES));
473 1041
474 kfree(chip); 1042 kfree(chip);
475 1043
@@ -520,18 +1088,18 @@ EXPORT_SYMBOL_GPL(tpm_pm_resume);
520 * upon errant exit from this function specific probe function should call 1088 * upon errant exit from this function specific probe function should call
521 * pci_disable_device 1089 * pci_disable_device
522 */ 1090 */
523int tpm_register_hardware(struct device *dev, struct tpm_vendor_specific *entry) 1091struct tpm_chip *tpm_register_hardware(struct device *dev, const struct tpm_vendor_specific
1092 *entry)
524{ 1093{
525#define DEVNAME_SIZE 7 1094#define DEVNAME_SIZE 7
526 1095
527 char *devname; 1096 char *devname;
528 struct tpm_chip *chip; 1097 struct tpm_chip *chip;
529 int i, j;
530 1098
531 /* Driver specific per-device data */ 1099 /* Driver specific per-device data */
532 chip = kzalloc(sizeof(*chip), GFP_KERNEL); 1100 chip = kzalloc(sizeof(*chip), GFP_KERNEL);
533 if (chip == NULL) 1101 if (chip == NULL)
534 return -ENOMEM; 1102 return NULL;
535 1103
536 init_MUTEX(&chip->buffer_mutex); 1104 init_MUTEX(&chip->buffer_mutex);
537 init_MUTEX(&chip->tpm_mutex); 1105 init_MUTEX(&chip->tpm_mutex);
@@ -543,45 +1111,37 @@ int tpm_register_hardware(struct device *dev, struct tpm_vendor_specific *entry)
543 chip->user_read_timer.function = user_reader_timeout; 1111 chip->user_read_timer.function = user_reader_timeout;
544 chip->user_read_timer.data = (unsigned long) chip; 1112 chip->user_read_timer.data = (unsigned long) chip;
545 1113
546 chip->vendor = entry; 1114 memcpy(&chip->vendor, entry, sizeof(struct tpm_vendor_specific));
547
548 chip->dev_num = -1;
549 1115
550 for (i = 0; i < TPM_NUM_MASK_ENTRIES; i++) 1116 chip->dev_num = find_first_zero_bit(dev_mask, TPM_NUM_DEVICES);
551 for (j = 0; j < 8 * sizeof(int); j++)
552 if ((dev_mask[i] & (1 << j)) == 0) {
553 chip->dev_num =
554 i * TPM_NUM_MASK_ENTRIES + j;
555 dev_mask[i] |= 1 << j;
556 goto dev_num_search_complete;
557 }
558 1117
559dev_num_search_complete: 1118 if (chip->dev_num >= TPM_NUM_DEVICES) {
560 if (chip->dev_num < 0) {
561 dev_err(dev, "No available tpm device numbers\n"); 1119 dev_err(dev, "No available tpm device numbers\n");
562 kfree(chip); 1120 kfree(chip);
563 return -ENODEV; 1121 return NULL;
564 } else if (chip->dev_num == 0) 1122 } else if (chip->dev_num == 0)
565 chip->vendor->miscdev.minor = TPM_MINOR; 1123 chip->vendor.miscdev.minor = TPM_MINOR;
566 else 1124 else
567 chip->vendor->miscdev.minor = MISC_DYNAMIC_MINOR; 1125 chip->vendor.miscdev.minor = MISC_DYNAMIC_MINOR;
1126
1127 set_bit(chip->dev_num, dev_mask);
568 1128
569 devname = kmalloc(DEVNAME_SIZE, GFP_KERNEL); 1129 devname = kmalloc(DEVNAME_SIZE, GFP_KERNEL);
570 scnprintf(devname, DEVNAME_SIZE, "%s%d", "tpm", chip->dev_num); 1130 scnprintf(devname, DEVNAME_SIZE, "%s%d", "tpm", chip->dev_num);
571 chip->vendor->miscdev.name = devname; 1131 chip->vendor.miscdev.name = devname;
572 1132
573 chip->vendor->miscdev.dev = dev; 1133 chip->vendor.miscdev.dev = dev;
574 chip->dev = get_device(dev); 1134 chip->dev = get_device(dev);
575 1135
576 if (misc_register(&chip->vendor->miscdev)) { 1136 if (misc_register(&chip->vendor.miscdev)) {
577 dev_err(chip->dev, 1137 dev_err(chip->dev,
578 "unable to misc_register %s, minor %d\n", 1138 "unable to misc_register %s, minor %d\n",
579 chip->vendor->miscdev.name, 1139 chip->vendor.miscdev.name,
580 chip->vendor->miscdev.minor); 1140 chip->vendor.miscdev.minor);
581 put_device(dev); 1141 put_device(dev);
1142 clear_bit(chip->dev_num, dev_mask);
582 kfree(chip); 1143 kfree(chip);
583 dev_mask[i] &= !(1 << j); 1144 return NULL;
584 return -ENODEV;
585 } 1145 }
586 1146
587 spin_lock(&driver_lock); 1147 spin_lock(&driver_lock);
@@ -592,11 +1152,11 @@ dev_num_search_complete:
592 1152
593 spin_unlock(&driver_lock); 1153 spin_unlock(&driver_lock);
594 1154
595 sysfs_create_group(&dev->kobj, chip->vendor->attr_group); 1155 sysfs_create_group(&dev->kobj, chip->vendor.attr_group);
596 1156
597 chip->bios_dir = tpm_bios_log_setup(devname); 1157 chip->bios_dir = tpm_bios_log_setup(devname);
598 1158
599 return 0; 1159 return chip;
600} 1160}
601EXPORT_SYMBOL_GPL(tpm_register_hardware); 1161EXPORT_SYMBOL_GPL(tpm_register_hardware);
602 1162
diff --git a/drivers/char/tpm/tpm.h b/drivers/char/tpm/tpm.h
index dec0224b4478..54a4c804e25f 100644
--- a/drivers/char/tpm/tpm.h
+++ b/drivers/char/tpm/tpm.h
@@ -42,18 +42,30 @@ extern ssize_t tpm_show_pcrs(struct device *, struct device_attribute *attr,
42 char *); 42 char *);
43extern ssize_t tpm_show_caps(struct device *, struct device_attribute *attr, 43extern ssize_t tpm_show_caps(struct device *, struct device_attribute *attr,
44 char *); 44 char *);
45extern ssize_t tpm_show_caps_1_2(struct device *, struct device_attribute *attr,
46 char *);
45extern ssize_t tpm_store_cancel(struct device *, struct device_attribute *attr, 47extern ssize_t tpm_store_cancel(struct device *, struct device_attribute *attr,
46 const char *, size_t); 48 const char *, size_t);
49extern ssize_t tpm_show_enabled(struct device *, struct device_attribute *attr,
50 char *);
51extern ssize_t tpm_show_active(struct device *, struct device_attribute *attr,
52 char *);
53extern ssize_t tpm_show_owned(struct device *, struct device_attribute *attr,
54 char *);
55extern ssize_t tpm_show_temp_deactivated(struct device *,
56 struct device_attribute *attr, char *);
47 57
48struct tpm_chip; 58struct tpm_chip;
49 59
50struct tpm_vendor_specific { 60struct tpm_vendor_specific {
51 u8 req_complete_mask; 61 const u8 req_complete_mask;
52 u8 req_complete_val; 62 const u8 req_complete_val;
53 u8 req_canceled; 63 const u8 req_canceled;
54 void __iomem *iobase; /* ioremapped address */ 64 void __iomem *iobase; /* ioremapped address */
55 unsigned long base; /* TPM base address */ 65 unsigned long base; /* TPM base address */
56 66
67 int irq;
68
57 int region_size; 69 int region_size;
58 int have_region; 70 int have_region;
59 71
@@ -63,6 +75,13 @@ struct tpm_vendor_specific {
63 u8 (*status) (struct tpm_chip *); 75 u8 (*status) (struct tpm_chip *);
64 struct miscdevice miscdev; 76 struct miscdevice miscdev;
65 struct attribute_group *attr_group; 77 struct attribute_group *attr_group;
78 struct list_head list;
79 int locality;
80 unsigned long timeout_a, timeout_b, timeout_c, timeout_d; /* jiffies */
81 unsigned long duration[3]; /* jiffies */
82
83 wait_queue_head_t read_queue;
84 wait_queue_head_t int_queue;
66}; 85};
67 86
68struct tpm_chip { 87struct tpm_chip {
@@ -81,13 +100,15 @@ struct tpm_chip {
81 struct work_struct work; 100 struct work_struct work;
82 struct semaphore tpm_mutex; /* tpm is processing */ 101 struct semaphore tpm_mutex; /* tpm is processing */
83 102
84 struct tpm_vendor_specific *vendor; 103 struct tpm_vendor_specific vendor;
85 104
86 struct dentry **bios_dir; 105 struct dentry **bios_dir;
87 106
88 struct list_head list; 107 struct list_head list;
89}; 108};
90 109
110#define to_tpm_chip(n) container_of(n, struct tpm_chip, vendor)
111
91static inline int tpm_read_index(int base, int index) 112static inline int tpm_read_index(int base, int index)
92{ 113{
93 outb(index, base); 114 outb(index, base);
@@ -100,8 +121,12 @@ static inline void tpm_write_index(int base, int index, int value)
100 outb(value & 0xFF, base+1); 121 outb(value & 0xFF, base+1);
101} 122}
102 123
103extern int tpm_register_hardware(struct device *, 124extern void tpm_get_timeouts(struct tpm_chip *);
104 struct tpm_vendor_specific *); 125extern void tpm_gen_interrupt(struct tpm_chip *);
126extern void tpm_continue_selftest(struct tpm_chip *);
127extern unsigned long tpm_calc_ordinal_duration(struct tpm_chip *, u32);
128extern struct tpm_chip* tpm_register_hardware(struct device *,
129 const struct tpm_vendor_specific *);
105extern int tpm_open(struct inode *, struct file *); 130extern int tpm_open(struct inode *, struct file *);
106extern int tpm_release(struct inode *, struct file *); 131extern int tpm_release(struct inode *, struct file *);
107extern ssize_t tpm_write(struct file *, const char __user *, size_t, 132extern ssize_t tpm_write(struct file *, const char __user *, size_t,
diff --git a/drivers/char/tpm/tpm_atmel.c b/drivers/char/tpm/tpm_atmel.c
index ff3654964fe3..58a258cec153 100644
--- a/drivers/char/tpm/tpm_atmel.c
+++ b/drivers/char/tpm/tpm_atmel.c
@@ -47,12 +47,12 @@ static int tpm_atml_recv(struct tpm_chip *chip, u8 *buf, size_t count)
47 return -EIO; 47 return -EIO;
48 48
49 for (i = 0; i < 6; i++) { 49 for (i = 0; i < 6; i++) {
50 status = ioread8(chip->vendor->iobase + 1); 50 status = ioread8(chip->vendor.iobase + 1);
51 if ((status & ATML_STATUS_DATA_AVAIL) == 0) { 51 if ((status & ATML_STATUS_DATA_AVAIL) == 0) {
52 dev_err(chip->dev, "error reading header\n"); 52 dev_err(chip->dev, "error reading header\n");
53 return -EIO; 53 return -EIO;
54 } 54 }
55 *buf++ = ioread8(chip->vendor->iobase); 55 *buf++ = ioread8(chip->vendor.iobase);
56 } 56 }
57 57
58 /* size of the data received */ 58 /* size of the data received */
@@ -63,7 +63,7 @@ static int tpm_atml_recv(struct tpm_chip *chip, u8 *buf, size_t count)
63 dev_err(chip->dev, 63 dev_err(chip->dev,
64 "Recv size(%d) less than available space\n", size); 64 "Recv size(%d) less than available space\n", size);
65 for (; i < size; i++) { /* clear the waiting data anyway */ 65 for (; i < size; i++) { /* clear the waiting data anyway */
66 status = ioread8(chip->vendor->iobase + 1); 66 status = ioread8(chip->vendor.iobase + 1);
67 if ((status & ATML_STATUS_DATA_AVAIL) == 0) { 67 if ((status & ATML_STATUS_DATA_AVAIL) == 0) {
68 dev_err(chip->dev, "error reading data\n"); 68 dev_err(chip->dev, "error reading data\n");
69 return -EIO; 69 return -EIO;
@@ -74,16 +74,16 @@ static int tpm_atml_recv(struct tpm_chip *chip, u8 *buf, size_t count)
74 74
75 /* read all the data available */ 75 /* read all the data available */
76 for (; i < size; i++) { 76 for (; i < size; i++) {
77 status = ioread8(chip->vendor->iobase + 1); 77 status = ioread8(chip->vendor.iobase + 1);
78 if ((status & ATML_STATUS_DATA_AVAIL) == 0) { 78 if ((status & ATML_STATUS_DATA_AVAIL) == 0) {
79 dev_err(chip->dev, "error reading data\n"); 79 dev_err(chip->dev, "error reading data\n");
80 return -EIO; 80 return -EIO;
81 } 81 }
82 *buf++ = ioread8(chip->vendor->iobase); 82 *buf++ = ioread8(chip->vendor.iobase);
83 } 83 }
84 84
85 /* make sure data available is gone */ 85 /* make sure data available is gone */
86 status = ioread8(chip->vendor->iobase + 1); 86 status = ioread8(chip->vendor.iobase + 1);
87 87
88 if (status & ATML_STATUS_DATA_AVAIL) { 88 if (status & ATML_STATUS_DATA_AVAIL) {
89 dev_err(chip->dev, "data available is stuck\n"); 89 dev_err(chip->dev, "data available is stuck\n");
@@ -100,7 +100,7 @@ static int tpm_atml_send(struct tpm_chip *chip, u8 *buf, size_t count)
100 dev_dbg(chip->dev, "tpm_atml_send:\n"); 100 dev_dbg(chip->dev, "tpm_atml_send:\n");
101 for (i = 0; i < count; i++) { 101 for (i = 0; i < count; i++) {
102 dev_dbg(chip->dev, "%d 0x%x(%d)\n", i, buf[i], buf[i]); 102 dev_dbg(chip->dev, "%d 0x%x(%d)\n", i, buf[i], buf[i]);
103 iowrite8(buf[i], chip->vendor->iobase); 103 iowrite8(buf[i], chip->vendor.iobase);
104 } 104 }
105 105
106 return count; 106 return count;
@@ -108,12 +108,12 @@ static int tpm_atml_send(struct tpm_chip *chip, u8 *buf, size_t count)
108 108
109static void tpm_atml_cancel(struct tpm_chip *chip) 109static void tpm_atml_cancel(struct tpm_chip *chip)
110{ 110{
111 iowrite8(ATML_STATUS_ABORT, chip->vendor->iobase + 1); 111 iowrite8(ATML_STATUS_ABORT, chip->vendor.iobase + 1);
112} 112}
113 113
114static u8 tpm_atml_status(struct tpm_chip *chip) 114static u8 tpm_atml_status(struct tpm_chip *chip)
115{ 115{
116 return ioread8(chip->vendor->iobase + 1); 116 return ioread8(chip->vendor.iobase + 1);
117} 117}
118 118
119static struct file_operations atmel_ops = { 119static struct file_operations atmel_ops = {
@@ -140,7 +140,7 @@ static struct attribute* atmel_attrs[] = {
140 140
141static struct attribute_group atmel_attr_grp = { .attrs = atmel_attrs }; 141static struct attribute_group atmel_attr_grp = { .attrs = atmel_attrs };
142 142
143static struct tpm_vendor_specific tpm_atmel = { 143static const struct tpm_vendor_specific tpm_atmel = {
144 .recv = tpm_atml_recv, 144 .recv = tpm_atml_recv,
145 .send = tpm_atml_send, 145 .send = tpm_atml_send,
146 .cancel = tpm_atml_cancel, 146 .cancel = tpm_atml_cancel,
@@ -159,10 +159,10 @@ static void atml_plat_remove(void)
159 struct tpm_chip *chip = dev_get_drvdata(&pdev->dev); 159 struct tpm_chip *chip = dev_get_drvdata(&pdev->dev);
160 160
161 if (chip) { 161 if (chip) {
162 if (chip->vendor->have_region) 162 if (chip->vendor.have_region)
163 atmel_release_region(chip->vendor->base, 163 atmel_release_region(chip->vendor.base,
164 chip->vendor->region_size); 164 chip->vendor.region_size);
165 atmel_put_base_addr(chip->vendor); 165 atmel_put_base_addr(chip->vendor.iobase);
166 tpm_remove_hardware(chip->dev); 166 tpm_remove_hardware(chip->dev);
167 platform_device_unregister(pdev); 167 platform_device_unregister(pdev);
168 } 168 }
@@ -179,18 +179,22 @@ static struct device_driver atml_drv = {
179static int __init init_atmel(void) 179static int __init init_atmel(void)
180{ 180{
181 int rc = 0; 181 int rc = 0;
182 void __iomem *iobase = NULL;
183 int have_region, region_size;
184 unsigned long base;
185 struct tpm_chip *chip;
182 186
183 driver_register(&atml_drv); 187 driver_register(&atml_drv);
184 188
185 if ((tpm_atmel.iobase = atmel_get_base_addr(&tpm_atmel)) == NULL) { 189 if ((iobase = atmel_get_base_addr(&base, &region_size)) == NULL) {
186 rc = -ENODEV; 190 rc = -ENODEV;
187 goto err_unreg_drv; 191 goto err_unreg_drv;
188 } 192 }
189 193
190 tpm_atmel.have_region = 194 have_region =
191 (atmel_request_region 195 (atmel_request_region
192 (tpm_atmel.base, tpm_atmel.region_size, 196 (tpm_atmel.base, region_size, "tpm_atmel0") == NULL) ? 0 : 1;
193 "tpm_atmel0") == NULL) ? 0 : 1; 197
194 198
195 if (IS_ERR 199 if (IS_ERR
196 (pdev = 200 (pdev =
@@ -199,17 +203,25 @@ static int __init init_atmel(void)
199 goto err_rel_reg; 203 goto err_rel_reg;
200 } 204 }
201 205
202 if ((rc = tpm_register_hardware(&pdev->dev, &tpm_atmel)) < 0) 206 if (!(chip = tpm_register_hardware(&pdev->dev, &tpm_atmel))) {
207 rc = -ENODEV;
203 goto err_unreg_dev; 208 goto err_unreg_dev;
209 }
210
211 chip->vendor.iobase = iobase;
212 chip->vendor.base = base;
213 chip->vendor.have_region = have_region;
214 chip->vendor.region_size = region_size;
215
204 return 0; 216 return 0;
205 217
206err_unreg_dev: 218err_unreg_dev:
207 platform_device_unregister(pdev); 219 platform_device_unregister(pdev);
208err_rel_reg: 220err_rel_reg:
209 atmel_put_base_addr(&tpm_atmel); 221 atmel_put_base_addr(iobase);
210 if (tpm_atmel.have_region) 222 if (have_region)
211 atmel_release_region(tpm_atmel.base, 223 atmel_release_region(base,
212 tpm_atmel.region_size); 224 region_size);
213err_unreg_drv: 225err_unreg_drv:
214 driver_unregister(&atml_drv); 226 driver_unregister(&atml_drv);
215 return rc; 227 return rc;
diff --git a/drivers/char/tpm/tpm_atmel.h b/drivers/char/tpm/tpm_atmel.h
index d3478aaadd77..2e68eeb8a2cd 100644
--- a/drivers/char/tpm/tpm_atmel.h
+++ b/drivers/char/tpm/tpm_atmel.h
@@ -28,13 +28,12 @@
28#define atmel_request_region request_mem_region 28#define atmel_request_region request_mem_region
29#define atmel_release_region release_mem_region 29#define atmel_release_region release_mem_region
30 30
31static inline void atmel_put_base_addr(struct tpm_vendor_specific 31static inline void atmel_put_base_addr(void __iomem *iobase)
32 *vendor)
33{ 32{
34 iounmap(vendor->iobase); 33 iounmap(iobase);
35} 34}
36 35
37static void __iomem * atmel_get_base_addr(struct tpm_vendor_specific *vendor) 36static void __iomem * atmel_get_base_addr(unsigned long *base, int *region_size)
38{ 37{
39 struct device_node *dn; 38 struct device_node *dn;
40 unsigned long address, size; 39 unsigned long address, size;
@@ -71,9 +70,9 @@ static void __iomem * atmel_get_base_addr(struct tpm_vendor_specific *vendor)
71 else 70 else
72 size = reg[naddrc]; 71 size = reg[naddrc];
73 72
74 vendor->base = address; 73 *base = address;
75 vendor->region_size = size; 74 *region_size = size;
76 return ioremap(vendor->base, vendor->region_size); 75 return ioremap(*base, *region_size);
77} 76}
78#else 77#else
79#define atmel_getb(chip, offset) inb(chip->vendor->base + offset) 78#define atmel_getb(chip, offset) inb(chip->vendor->base + offset)
@@ -106,14 +105,12 @@ static int atmel_verify_tpm11(void)
106 return 0; 105 return 0;
107} 106}
108 107
109static inline void atmel_put_base_addr(struct tpm_vendor_specific 108static inline void atmel_put_base_addr(void __iomem *iobase)
110 *vendor)
111{ 109{
112} 110}
113 111
114/* Determine where to talk to device */ 112/* Determine where to talk to device */
115static void __iomem * atmel_get_base_addr(struct tpm_vendor_specific 113static void __iomem * atmel_get_base_addr(unsigned long *base, int *region_size)
116 *vendor)
117{ 114{
118 int lo, hi; 115 int lo, hi;
119 116
@@ -123,9 +120,9 @@ static void __iomem * atmel_get_base_addr(struct tpm_vendor_specific
123 lo = tpm_read_index(TPM_ADDR, TPM_ATMEL_BASE_ADDR_LO); 120 lo = tpm_read_index(TPM_ADDR, TPM_ATMEL_BASE_ADDR_LO);
124 hi = tpm_read_index(TPM_ADDR, TPM_ATMEL_BASE_ADDR_HI); 121 hi = tpm_read_index(TPM_ADDR, TPM_ATMEL_BASE_ADDR_HI);
125 122
126 vendor->base = (hi << 8) | lo; 123 *base = (hi << 8) | lo;
127 vendor->region_size = 2; 124 *region_size = 2;
128 125
129 return ioport_map(vendor->base, vendor->region_size); 126 return ioport_map(*base, *region_size);
130} 127}
131#endif 128#endif
diff --git a/drivers/char/tpm/tpm_bios.c b/drivers/char/tpm/tpm_bios.c
index 537aa45d8c67..e45f0d3d12de 100644
--- a/drivers/char/tpm/tpm_bios.c
+++ b/drivers/char/tpm/tpm_bios.c
@@ -29,6 +29,11 @@
29#define MAX_TEXT_EVENT 1000 /* Max event string length */ 29#define MAX_TEXT_EVENT 1000 /* Max event string length */
30#define ACPI_TCPA_SIG "TCPA" /* 0x41504354 /'TCPA' */ 30#define ACPI_TCPA_SIG "TCPA" /* 0x41504354 /'TCPA' */
31 31
32enum bios_platform_class {
33 BIOS_CLIENT = 0x00,
34 BIOS_SERVER = 0x01,
35};
36
32struct tpm_bios_log { 37struct tpm_bios_log {
33 void *bios_event_log; 38 void *bios_event_log;
34 void *bios_event_log_end; 39 void *bios_event_log_end;
@@ -36,9 +41,18 @@ struct tpm_bios_log {
36 41
37struct acpi_tcpa { 42struct acpi_tcpa {
38 struct acpi_table_header hdr; 43 struct acpi_table_header hdr;
39 u16 reserved; 44 u16 platform_class;
40 u32 log_max_len __attribute__ ((packed)); 45 union {
41 u32 log_start_addr __attribute__ ((packed)); 46 struct client_hdr {
47 u32 log_max_len __attribute__ ((packed));
48 u64 log_start_addr __attribute__ ((packed));
49 } client;
50 struct server_hdr {
51 u16 reserved;
52 u64 log_max_len __attribute__ ((packed));
53 u64 log_start_addr __attribute__ ((packed));
54 } server;
55 };
42}; 56};
43 57
44struct tcpa_event { 58struct tcpa_event {
@@ -120,6 +134,7 @@ static const char* tcpa_pc_event_id_strings[] = {
120 "S-CRTM Version", 134 "S-CRTM Version",
121 "S-CRTM Contents", 135 "S-CRTM Contents",
122 "S-CRTM POST Contents", 136 "S-CRTM POST Contents",
137 "POST Contents",
123}; 138};
124 139
125/* returns pointer to start of pos. entry of tcg log */ 140/* returns pointer to start of pos. entry of tcg log */
@@ -306,6 +321,7 @@ static int tpm_binary_bios_measurements_show(struct seq_file *m, void *v)
306 /* 5th: delimiter */ 321 /* 5th: delimiter */
307 seq_putc(m, '\0'); 322 seq_putc(m, '\0');
308 323
324 kfree(eventname);
309 return 0; 325 return 0;
310} 326}
311 327
@@ -353,6 +369,7 @@ static int tpm_ascii_bios_measurements_show(struct seq_file *m, void *v)
353 /* 4th: eventname <= max + \'0' delimiter */ 369 /* 4th: eventname <= max + \'0' delimiter */
354 seq_printf(m, " %s\n", eventname); 370 seq_printf(m, " %s\n", eventname);
355 371
372 kfree(eventname);
356 return 0; 373 return 0;
357} 374}
358 375
@@ -376,6 +393,7 @@ static int read_log(struct tpm_bios_log *log)
376 struct acpi_tcpa *buff; 393 struct acpi_tcpa *buff;
377 acpi_status status; 394 acpi_status status;
378 struct acpi_table_header *virt; 395 struct acpi_table_header *virt;
396 u64 len, start;
379 397
380 if (log->bios_event_log != NULL) { 398 if (log->bios_event_log != NULL) {
381 printk(KERN_ERR 399 printk(KERN_ERR
@@ -396,27 +414,37 @@ static int read_log(struct tpm_bios_log *log)
396 return -EIO; 414 return -EIO;
397 } 415 }
398 416
399 if (buff->log_max_len == 0) { 417 switch(buff->platform_class) {
418 case BIOS_SERVER:
419 len = buff->server.log_max_len;
420 start = buff->server.log_start_addr;
421 break;
422 case BIOS_CLIENT:
423 default:
424 len = buff->client.log_max_len;
425 start = buff->client.log_start_addr;
426 break;
427 }
428 if (!len) {
400 printk(KERN_ERR "%s: ERROR - TCPA log area empty\n", __func__); 429 printk(KERN_ERR "%s: ERROR - TCPA log area empty\n", __func__);
401 return -EIO; 430 return -EIO;
402 } 431 }
403 432
404 /* malloc EventLog space */ 433 /* malloc EventLog space */
405 log->bios_event_log = kmalloc(buff->log_max_len, GFP_KERNEL); 434 log->bios_event_log = kmalloc(len, GFP_KERNEL);
406 if (!log->bios_event_log) { 435 if (!log->bios_event_log) {
407 printk 436 printk("%s: ERROR - Not enough Memory for BIOS measurements\n",
408 ("%s: ERROR - Not enough Memory for BIOS measurements\n", 437 __func__);
409 __func__);
410 return -ENOMEM; 438 return -ENOMEM;
411 } 439 }
412 440
413 log->bios_event_log_end = log->bios_event_log + buff->log_max_len; 441 log->bios_event_log_end = log->bios_event_log + len;
414 442
415 acpi_os_map_memory(buff->log_start_addr, buff->log_max_len, (void *) &virt); 443 acpi_os_map_memory(start, len, (void *) &virt);
416 444
417 memcpy(log->bios_event_log, virt, buff->log_max_len); 445 memcpy(log->bios_event_log, virt, len);
418 446
419 acpi_os_unmap_memory(virt, buff->log_max_len); 447 acpi_os_unmap_memory(virt, len);
420 return 0; 448 return 0;
421} 449}
422 450
diff --git a/drivers/char/tpm/tpm_infineon.c b/drivers/char/tpm/tpm_infineon.c
index 24095f6ee6da..adfff21beb21 100644
--- a/drivers/char/tpm/tpm_infineon.c
+++ b/drivers/char/tpm/tpm_infineon.c
@@ -15,6 +15,7 @@
15 * License. 15 * License.
16 */ 16 */
17 17
18#include <linux/init.h>
18#include <linux/pnp.h> 19#include <linux/pnp.h>
19#include "tpm.h" 20#include "tpm.h"
20 21
@@ -104,7 +105,7 @@ static int empty_fifo(struct tpm_chip *chip, int clear_wrfifo)
104 105
105 if (clear_wrfifo) { 106 if (clear_wrfifo) {
106 for (i = 0; i < 4096; i++) { 107 for (i = 0; i < 4096; i++) {
107 status = inb(chip->vendor->base + WRFIFO); 108 status = inb(chip->vendor.base + WRFIFO);
108 if (status == 0xff) { 109 if (status == 0xff) {
109 if (check == 5) 110 if (check == 5)
110 break; 111 break;
@@ -124,8 +125,8 @@ static int empty_fifo(struct tpm_chip *chip, int clear_wrfifo)
124 */ 125 */
125 i = 0; 126 i = 0;
126 do { 127 do {
127 status = inb(chip->vendor->base + RDFIFO); 128 status = inb(chip->vendor.base + RDFIFO);
128 status = inb(chip->vendor->base + STAT); 129 status = inb(chip->vendor.base + STAT);
129 i++; 130 i++;
130 if (i == TPM_MAX_TRIES) 131 if (i == TPM_MAX_TRIES)
131 return -EIO; 132 return -EIO;
@@ -138,7 +139,7 @@ static int wait(struct tpm_chip *chip, int wait_for_bit)
138 int status; 139 int status;
139 int i; 140 int i;
140 for (i = 0; i < TPM_MAX_TRIES; i++) { 141 for (i = 0; i < TPM_MAX_TRIES; i++) {
141 status = inb(chip->vendor->base + STAT); 142 status = inb(chip->vendor.base + STAT);
142 /* check the status-register if wait_for_bit is set */ 143 /* check the status-register if wait_for_bit is set */
143 if (status & 1 << wait_for_bit) 144 if (status & 1 << wait_for_bit)
144 break; 145 break;
@@ -157,7 +158,7 @@ static int wait(struct tpm_chip *chip, int wait_for_bit)
157static void wait_and_send(struct tpm_chip *chip, u8 sendbyte) 158static void wait_and_send(struct tpm_chip *chip, u8 sendbyte)
158{ 159{
159 wait(chip, STAT_XFE); 160 wait(chip, STAT_XFE);
160 outb(sendbyte, chip->vendor->base + WRFIFO); 161 outb(sendbyte, chip->vendor.base + WRFIFO);
161} 162}
162 163
163 /* Note: WTX means Waiting-Time-Extension. Whenever the TPM needs more 164 /* Note: WTX means Waiting-Time-Extension. Whenever the TPM needs more
@@ -204,7 +205,7 @@ recv_begin:
204 ret = wait(chip, STAT_RDA); 205 ret = wait(chip, STAT_RDA);
205 if (ret) 206 if (ret)
206 return -EIO; 207 return -EIO;
207 buf[i] = inb(chip->vendor->base + RDFIFO); 208 buf[i] = inb(chip->vendor.base + RDFIFO);
208 } 209 }
209 210
210 if (buf[0] != TPM_VL_VER) { 211 if (buf[0] != TPM_VL_VER) {
@@ -219,7 +220,7 @@ recv_begin:
219 220
220 for (i = 0; i < size; i++) { 221 for (i = 0; i < size; i++) {
221 wait(chip, STAT_RDA); 222 wait(chip, STAT_RDA);
222 buf[i] = inb(chip->vendor->base + RDFIFO); 223 buf[i] = inb(chip->vendor.base + RDFIFO);
223 } 224 }
224 225
225 if ((size == 0x6D00) && (buf[1] == 0x80)) { 226 if ((size == 0x6D00) && (buf[1] == 0x80)) {
@@ -268,7 +269,7 @@ static int tpm_inf_send(struct tpm_chip *chip, u8 * buf, size_t count)
268 u8 count_high, count_low, count_4, count_3, count_2, count_1; 269 u8 count_high, count_low, count_4, count_3, count_2, count_1;
269 270
270 /* Disabling Reset, LP and IRQC */ 271 /* Disabling Reset, LP and IRQC */
271 outb(RESET_LP_IRQC_DISABLE, chip->vendor->base + CMD); 272 outb(RESET_LP_IRQC_DISABLE, chip->vendor.base + CMD);
272 273
273 ret = empty_fifo(chip, 1); 274 ret = empty_fifo(chip, 1);
274 if (ret) { 275 if (ret) {
@@ -319,7 +320,7 @@ static void tpm_inf_cancel(struct tpm_chip *chip)
319 320
320static u8 tpm_inf_status(struct tpm_chip *chip) 321static u8 tpm_inf_status(struct tpm_chip *chip)
321{ 322{
322 return inb(chip->vendor->base + STAT); 323 return inb(chip->vendor.base + STAT);
323} 324}
324 325
325static DEVICE_ATTR(pubek, S_IRUGO, tpm_show_pubek, NULL); 326static DEVICE_ATTR(pubek, S_IRUGO, tpm_show_pubek, NULL);
@@ -346,7 +347,7 @@ static struct file_operations inf_ops = {
346 .release = tpm_release, 347 .release = tpm_release,
347}; 348};
348 349
349static struct tpm_vendor_specific tpm_inf = { 350static const struct tpm_vendor_specific tpm_inf = {
350 .recv = tpm_inf_recv, 351 .recv = tpm_inf_recv,
351 .send = tpm_inf_send, 352 .send = tpm_inf_send,
352 .cancel = tpm_inf_cancel, 353 .cancel = tpm_inf_cancel,
@@ -375,6 +376,7 @@ static int __devinit tpm_inf_pnp_probe(struct pnp_dev *dev,
375 int version[2]; 376 int version[2];
376 int productid[2]; 377 int productid[2];
377 char chipname[20]; 378 char chipname[20];
379 struct tpm_chip *chip;
378 380
379 /* read IO-ports through PnP */ 381 /* read IO-ports through PnP */
380 if (pnp_port_valid(dev, 0) && pnp_port_valid(dev, 1) && 382 if (pnp_port_valid(dev, 0) && pnp_port_valid(dev, 1) &&
@@ -395,14 +397,13 @@ static int __devinit tpm_inf_pnp_probe(struct pnp_dev *dev,
395 goto err_last; 397 goto err_last;
396 } 398 }
397 /* publish my base address and request region */ 399 /* publish my base address and request region */
398 tpm_inf.base = TPM_INF_BASE;
399 if (request_region 400 if (request_region
400 (tpm_inf.base, TPM_INF_PORT_LEN, "tpm_infineon0") == NULL) { 401 (TPM_INF_BASE, TPM_INF_PORT_LEN, "tpm_infineon0") == NULL) {
401 rc = -EINVAL; 402 rc = -EINVAL;
402 goto err_last; 403 goto err_last;
403 } 404 }
404 if (request_region(TPM_INF_ADDR, TPM_INF_ADDR_LEN, 405 if (request_region
405 "tpm_infineon0") == NULL) { 406 (TPM_INF_ADDR, TPM_INF_ADDR_LEN, "tpm_infineon0") == NULL) {
406 rc = -EINVAL; 407 rc = -EINVAL;
407 goto err_last; 408 goto err_last;
408 } 409 }
@@ -442,9 +443,9 @@ static int __devinit tpm_inf_pnp_probe(struct pnp_dev *dev,
442 443
443 /* configure TPM with IO-ports */ 444 /* configure TPM with IO-ports */
444 outb(IOLIMH, TPM_INF_ADDR); 445 outb(IOLIMH, TPM_INF_ADDR);
445 outb(((tpm_inf.base >> 8) & 0xff), TPM_INF_DATA); 446 outb(((TPM_INF_BASE >> 8) & 0xff), TPM_INF_DATA);
446 outb(IOLIML, TPM_INF_ADDR); 447 outb(IOLIML, TPM_INF_ADDR);
447 outb((tpm_inf.base & 0xff), TPM_INF_DATA); 448 outb((TPM_INF_BASE & 0xff), TPM_INF_DATA);
448 449
449 /* control if IO-ports are set correctly */ 450 /* control if IO-ports are set correctly */
450 outb(IOLIMH, TPM_INF_ADDR); 451 outb(IOLIMH, TPM_INF_ADDR);
@@ -452,10 +453,10 @@ static int __devinit tpm_inf_pnp_probe(struct pnp_dev *dev,
452 outb(IOLIML, TPM_INF_ADDR); 453 outb(IOLIML, TPM_INF_ADDR);
453 iol = inb(TPM_INF_DATA); 454 iol = inb(TPM_INF_DATA);
454 455
455 if ((ioh << 8 | iol) != tpm_inf.base) { 456 if ((ioh << 8 | iol) != TPM_INF_BASE) {
456 dev_err(&dev->dev, 457 dev_err(&dev->dev,
457 "Could not set IO-ports to 0x%lx\n", 458 "Could not set IO-ports to 0x%x\n",
458 tpm_inf.base); 459 TPM_INF_BASE);
459 rc = -EIO; 460 rc = -EIO;
460 goto err_release_region; 461 goto err_release_region;
461 } 462 }
@@ -466,15 +467,15 @@ static int __devinit tpm_inf_pnp_probe(struct pnp_dev *dev,
466 outb(DISABLE_REGISTER_PAIR, TPM_INF_ADDR); 467 outb(DISABLE_REGISTER_PAIR, TPM_INF_ADDR);
467 468
468 /* disable RESET, LP and IRQC */ 469 /* disable RESET, LP and IRQC */
469 outb(RESET_LP_IRQC_DISABLE, tpm_inf.base + CMD); 470 outb(RESET_LP_IRQC_DISABLE, TPM_INF_BASE + CMD);
470 471
471 /* Finally, we're done, print some infos */ 472 /* Finally, we're done, print some infos */
472 dev_info(&dev->dev, "TPM found: " 473 dev_info(&dev->dev, "TPM found: "
473 "config base 0x%x, " 474 "config base 0x%x, "
474 "io base 0x%x, " 475 "io base 0x%x, "
475 "chip version %02x%02x, " 476 "chip version 0x%02x%02x, "
476 "vendor id %x%x (Infineon), " 477 "vendor id 0x%x%x (Infineon), "
477 "product id %02x%02x" 478 "product id 0x%02x%02x"
478 "%s\n", 479 "%s\n",
479 TPM_INF_ADDR, 480 TPM_INF_ADDR,
480 TPM_INF_BASE, 481 TPM_INF_BASE,
@@ -482,11 +483,10 @@ static int __devinit tpm_inf_pnp_probe(struct pnp_dev *dev,
482 vendorid[0], vendorid[1], 483 vendorid[0], vendorid[1],
483 productid[0], productid[1], chipname); 484 productid[0], productid[1], chipname);
484 485
485 rc = tpm_register_hardware(&dev->dev, &tpm_inf); 486 if (!(chip = tpm_register_hardware(&dev->dev, &tpm_inf))) {
486 if (rc < 0) {
487 rc = -ENODEV;
488 goto err_release_region; 487 goto err_release_region;
489 } 488 }
489 chip->vendor.base = TPM_INF_BASE;
490 return 0; 490 return 0;
491 } else { 491 } else {
492 rc = -ENODEV; 492 rc = -ENODEV;
@@ -494,7 +494,7 @@ static int __devinit tpm_inf_pnp_probe(struct pnp_dev *dev,
494 } 494 }
495 495
496err_release_region: 496err_release_region:
497 release_region(tpm_inf.base, TPM_INF_PORT_LEN); 497 release_region(TPM_INF_BASE, TPM_INF_PORT_LEN);
498 release_region(TPM_INF_ADDR, TPM_INF_ADDR_LEN); 498 release_region(TPM_INF_ADDR, TPM_INF_ADDR_LEN);
499 499
500err_last: 500err_last:
@@ -506,7 +506,8 @@ static __devexit void tpm_inf_pnp_remove(struct pnp_dev *dev)
506 struct tpm_chip *chip = pnp_get_drvdata(dev); 506 struct tpm_chip *chip = pnp_get_drvdata(dev);
507 507
508 if (chip) { 508 if (chip) {
509 release_region(chip->vendor->base, TPM_INF_PORT_LEN); 509 release_region(TPM_INF_BASE, TPM_INF_PORT_LEN);
510 release_region(TPM_INF_ADDR, TPM_INF_ADDR_LEN);
510 tpm_remove_hardware(chip->dev); 511 tpm_remove_hardware(chip->dev);
511 } 512 }
512} 513}
@@ -520,7 +521,7 @@ static struct pnp_driver tpm_inf_pnp = {
520 }, 521 },
521 .id_table = tpm_pnp_tbl, 522 .id_table = tpm_pnp_tbl,
522 .probe = tpm_inf_pnp_probe, 523 .probe = tpm_inf_pnp_probe,
523 .remove = tpm_inf_pnp_remove, 524 .remove = __devexit_p(tpm_inf_pnp_remove),
524}; 525};
525 526
526static int __init init_inf(void) 527static int __init init_inf(void)
@@ -538,5 +539,5 @@ module_exit(cleanup_inf);
538 539
539MODULE_AUTHOR("Marcel Selhorst <selhorst@crypto.rub.de>"); 540MODULE_AUTHOR("Marcel Selhorst <selhorst@crypto.rub.de>");
540MODULE_DESCRIPTION("Driver for Infineon TPM SLD 9630 TT 1.1 / SLB 9635 TT 1.2"); 541MODULE_DESCRIPTION("Driver for Infineon TPM SLD 9630 TT 1.1 / SLB 9635 TT 1.2");
541MODULE_VERSION("1.7"); 542MODULE_VERSION("1.8");
542MODULE_LICENSE("GPL"); 543MODULE_LICENSE("GPL");
diff --git a/drivers/char/tpm/tpm_nsc.c b/drivers/char/tpm/tpm_nsc.c
index 680a8e331887..4c8bc06c7d95 100644
--- a/drivers/char/tpm/tpm_nsc.c
+++ b/drivers/char/tpm/tpm_nsc.c
@@ -71,7 +71,7 @@ static int wait_for_stat(struct tpm_chip *chip, u8 mask, u8 val, u8 * data)
71 unsigned long stop; 71 unsigned long stop;
72 72
73 /* status immediately available check */ 73 /* status immediately available check */
74 *data = inb(chip->vendor->base + NSC_STATUS); 74 *data = inb(chip->vendor.base + NSC_STATUS);
75 if ((*data & mask) == val) 75 if ((*data & mask) == val)
76 return 0; 76 return 0;
77 77
@@ -79,7 +79,7 @@ static int wait_for_stat(struct tpm_chip *chip, u8 mask, u8 val, u8 * data)
79 stop = jiffies + 10 * HZ; 79 stop = jiffies + 10 * HZ;
80 do { 80 do {
81 msleep(TPM_TIMEOUT); 81 msleep(TPM_TIMEOUT);
82 *data = inb(chip->vendor->base + 1); 82 *data = inb(chip->vendor.base + 1);
83 if ((*data & mask) == val) 83 if ((*data & mask) == val)
84 return 0; 84 return 0;
85 } 85 }
@@ -94,9 +94,9 @@ static int nsc_wait_for_ready(struct tpm_chip *chip)
94 unsigned long stop; 94 unsigned long stop;
95 95
96 /* status immediately available check */ 96 /* status immediately available check */
97 status = inb(chip->vendor->base + NSC_STATUS); 97 status = inb(chip->vendor.base + NSC_STATUS);
98 if (status & NSC_STATUS_OBF) 98 if (status & NSC_STATUS_OBF)
99 status = inb(chip->vendor->base + NSC_DATA); 99 status = inb(chip->vendor.base + NSC_DATA);
100 if (status & NSC_STATUS_RDY) 100 if (status & NSC_STATUS_RDY)
101 return 0; 101 return 0;
102 102
@@ -104,9 +104,9 @@ static int nsc_wait_for_ready(struct tpm_chip *chip)
104 stop = jiffies + 100; 104 stop = jiffies + 100;
105 do { 105 do {
106 msleep(TPM_TIMEOUT); 106 msleep(TPM_TIMEOUT);
107 status = inb(chip->vendor->base + NSC_STATUS); 107 status = inb(chip->vendor.base + NSC_STATUS);
108 if (status & NSC_STATUS_OBF) 108 if (status & NSC_STATUS_OBF)
109 status = inb(chip->vendor->base + NSC_DATA); 109 status = inb(chip->vendor.base + NSC_DATA);
110 if (status & NSC_STATUS_RDY) 110 if (status & NSC_STATUS_RDY)
111 return 0; 111 return 0;
112 } 112 }
@@ -132,7 +132,7 @@ static int tpm_nsc_recv(struct tpm_chip *chip, u8 * buf, size_t count)
132 return -EIO; 132 return -EIO;
133 } 133 }
134 if ((data = 134 if ((data =
135 inb(chip->vendor->base + NSC_DATA)) != NSC_COMMAND_NORMAL) { 135 inb(chip->vendor.base + NSC_DATA)) != NSC_COMMAND_NORMAL) {
136 dev_err(chip->dev, "not in normal mode (0x%x)\n", 136 dev_err(chip->dev, "not in normal mode (0x%x)\n",
137 data); 137 data);
138 return -EIO; 138 return -EIO;
@@ -148,7 +148,7 @@ static int tpm_nsc_recv(struct tpm_chip *chip, u8 * buf, size_t count)
148 } 148 }
149 if (data & NSC_STATUS_F0) 149 if (data & NSC_STATUS_F0)
150 break; 150 break;
151 *p = inb(chip->vendor->base + NSC_DATA); 151 *p = inb(chip->vendor.base + NSC_DATA);
152 } 152 }
153 153
154 if ((data & NSC_STATUS_F0) == 0 && 154 if ((data & NSC_STATUS_F0) == 0 &&
@@ -156,7 +156,7 @@ static int tpm_nsc_recv(struct tpm_chip *chip, u8 * buf, size_t count)
156 dev_err(chip->dev, "F0 not set\n"); 156 dev_err(chip->dev, "F0 not set\n");
157 return -EIO; 157 return -EIO;
158 } 158 }
159 if ((data = inb(chip->vendor->base + NSC_DATA)) != NSC_COMMAND_EOC) { 159 if ((data = inb(chip->vendor.base + NSC_DATA)) != NSC_COMMAND_EOC) {
160 dev_err(chip->dev, 160 dev_err(chip->dev,
161 "expected end of command(0x%x)\n", data); 161 "expected end of command(0x%x)\n", data);
162 return -EIO; 162 return -EIO;
@@ -182,7 +182,7 @@ static int tpm_nsc_send(struct tpm_chip *chip, u8 * buf, size_t count)
182 * fix it. Not sure why this is needed, we followed the flow 182 * fix it. Not sure why this is needed, we followed the flow
183 * chart in the manual to the letter. 183 * chart in the manual to the letter.
184 */ 184 */
185 outb(NSC_COMMAND_CANCEL, chip->vendor->base + NSC_COMMAND); 185 outb(NSC_COMMAND_CANCEL, chip->vendor.base + NSC_COMMAND);
186 186
187 if (nsc_wait_for_ready(chip) != 0) 187 if (nsc_wait_for_ready(chip) != 0)
188 return -EIO; 188 return -EIO;
@@ -192,7 +192,7 @@ static int tpm_nsc_send(struct tpm_chip *chip, u8 * buf, size_t count)
192 return -EIO; 192 return -EIO;
193 } 193 }
194 194
195 outb(NSC_COMMAND_NORMAL, chip->vendor->base + NSC_COMMAND); 195 outb(NSC_COMMAND_NORMAL, chip->vendor.base + NSC_COMMAND);
196 if (wait_for_stat(chip, NSC_STATUS_IBR, NSC_STATUS_IBR, &data) < 0) { 196 if (wait_for_stat(chip, NSC_STATUS_IBR, NSC_STATUS_IBR, &data) < 0) {
197 dev_err(chip->dev, "IBR timeout\n"); 197 dev_err(chip->dev, "IBR timeout\n");
198 return -EIO; 198 return -EIO;
@@ -204,26 +204,26 @@ static int tpm_nsc_send(struct tpm_chip *chip, u8 * buf, size_t count)
204 "IBF timeout (while writing data)\n"); 204 "IBF timeout (while writing data)\n");
205 return -EIO; 205 return -EIO;
206 } 206 }
207 outb(buf[i], chip->vendor->base + NSC_DATA); 207 outb(buf[i], chip->vendor.base + NSC_DATA);
208 } 208 }
209 209
210 if (wait_for_stat(chip, NSC_STATUS_IBF, 0, &data) < 0) { 210 if (wait_for_stat(chip, NSC_STATUS_IBF, 0, &data) < 0) {
211 dev_err(chip->dev, "IBF timeout\n"); 211 dev_err(chip->dev, "IBF timeout\n");
212 return -EIO; 212 return -EIO;
213 } 213 }
214 outb(NSC_COMMAND_EOC, chip->vendor->base + NSC_COMMAND); 214 outb(NSC_COMMAND_EOC, chip->vendor.base + NSC_COMMAND);
215 215
216 return count; 216 return count;
217} 217}
218 218
219static void tpm_nsc_cancel(struct tpm_chip *chip) 219static void tpm_nsc_cancel(struct tpm_chip *chip)
220{ 220{
221 outb(NSC_COMMAND_CANCEL, chip->vendor->base + NSC_COMMAND); 221 outb(NSC_COMMAND_CANCEL, chip->vendor.base + NSC_COMMAND);
222} 222}
223 223
224static u8 tpm_nsc_status(struct tpm_chip *chip) 224static u8 tpm_nsc_status(struct tpm_chip *chip)
225{ 225{
226 return inb(chip->vendor->base + NSC_STATUS); 226 return inb(chip->vendor.base + NSC_STATUS);
227} 227}
228 228
229static struct file_operations nsc_ops = { 229static struct file_operations nsc_ops = {
@@ -250,7 +250,7 @@ static struct attribute * nsc_attrs[] = {
250 250
251static struct attribute_group nsc_attr_grp = { .attrs = nsc_attrs }; 251static struct attribute_group nsc_attr_grp = { .attrs = nsc_attrs };
252 252
253static struct tpm_vendor_specific tpm_nsc = { 253static const struct tpm_vendor_specific tpm_nsc = {
254 .recv = tpm_nsc_recv, 254 .recv = tpm_nsc_recv,
255 .send = tpm_nsc_send, 255 .send = tpm_nsc_send,
256 .cancel = tpm_nsc_cancel, 256 .cancel = tpm_nsc_cancel,
@@ -268,7 +268,7 @@ static void __devexit tpm_nsc_remove(struct device *dev)
268{ 268{
269 struct tpm_chip *chip = dev_get_drvdata(dev); 269 struct tpm_chip *chip = dev_get_drvdata(dev);
270 if ( chip ) { 270 if ( chip ) {
271 release_region(chip->vendor->base, 2); 271 release_region(chip->vendor.base, 2);
272 tpm_remove_hardware(chip->dev); 272 tpm_remove_hardware(chip->dev);
273 } 273 }
274} 274}
@@ -286,7 +286,8 @@ static int __init init_nsc(void)
286 int rc = 0; 286 int rc = 0;
287 int lo, hi; 287 int lo, hi;
288 int nscAddrBase = TPM_ADDR; 288 int nscAddrBase = TPM_ADDR;
289 289 struct tpm_chip *chip;
290 unsigned long base;
290 291
291 /* verify that it is a National part (SID) */ 292 /* verify that it is a National part (SID) */
292 if (tpm_read_index(TPM_ADDR, NSC_SID_INDEX) != 0xEF) { 293 if (tpm_read_index(TPM_ADDR, NSC_SID_INDEX) != 0xEF) {
@@ -300,7 +301,7 @@ static int __init init_nsc(void)
300 301
301 hi = tpm_read_index(nscAddrBase, TPM_NSC_BASE0_HI); 302 hi = tpm_read_index(nscAddrBase, TPM_NSC_BASE0_HI);
302 lo = tpm_read_index(nscAddrBase, TPM_NSC_BASE0_LO); 303 lo = tpm_read_index(nscAddrBase, TPM_NSC_BASE0_LO);
303 tpm_nsc.base = (hi<<8) | lo; 304 base = (hi<<8) | lo;
304 305
305 /* enable the DPM module */ 306 /* enable the DPM module */
306 tpm_write_index(nscAddrBase, NSC_LDC_INDEX, 0x01); 307 tpm_write_index(nscAddrBase, NSC_LDC_INDEX, 0x01);
@@ -320,13 +321,15 @@ static int __init init_nsc(void)
320 if ((rc = platform_device_register(pdev)) < 0) 321 if ((rc = platform_device_register(pdev)) < 0)
321 goto err_free_dev; 322 goto err_free_dev;
322 323
323 if (request_region(tpm_nsc.base, 2, "tpm_nsc0") == NULL ) { 324 if (request_region(base, 2, "tpm_nsc0") == NULL ) {
324 rc = -EBUSY; 325 rc = -EBUSY;
325 goto err_unreg_dev; 326 goto err_unreg_dev;
326 } 327 }
327 328
328 if ((rc = tpm_register_hardware(&pdev->dev, &tpm_nsc)) < 0) 329 if (!(chip = tpm_register_hardware(&pdev->dev, &tpm_nsc))) {
330 rc = -ENODEV;
329 goto err_rel_reg; 331 goto err_rel_reg;
332 }
330 333
331 dev_dbg(&pdev->dev, "NSC TPM detected\n"); 334 dev_dbg(&pdev->dev, "NSC TPM detected\n");
332 dev_dbg(&pdev->dev, 335 dev_dbg(&pdev->dev,
@@ -361,10 +364,12 @@ static int __init init_nsc(void)
361 "NSC TPM revision %d\n", 364 "NSC TPM revision %d\n",
362 tpm_read_index(nscAddrBase, 0x27) & 0x1F); 365 tpm_read_index(nscAddrBase, 0x27) & 0x1F);
363 366
367 chip->vendor.base = base;
368
364 return 0; 369 return 0;
365 370
366err_rel_reg: 371err_rel_reg:
367 release_region(tpm_nsc.base, 2); 372 release_region(base, 2);
368err_unreg_dev: 373err_unreg_dev:
369 platform_device_unregister(pdev); 374 platform_device_unregister(pdev);
370err_free_dev: 375err_free_dev:
diff --git a/drivers/char/tpm/tpm_tis.c b/drivers/char/tpm/tpm_tis.c
new file mode 100644
index 000000000000..b9cae9a238bb
--- /dev/null
+++ b/drivers/char/tpm/tpm_tis.c
@@ -0,0 +1,669 @@
1/*
2 * Copyright (C) 2005, 2006 IBM Corporation
3 *
4 * Authors:
5 * Leendert van Doorn <leendert@watson.ibm.com>
6 * Kylene Hall <kjhall@us.ibm.com>
7 *
8 * Device driver for TCG/TCPA TPM (trusted platform module).
9 * Specifications at www.trustedcomputinggroup.org
10 *
11 * This device driver implements the TPM interface as defined in
12 * the TCG TPM Interface Spec version 1.2, revision 1.0.
13 *
14 * This program is free software; you can redistribute it and/or
15 * modify it under the terms of the GNU General Public License as
16 * published by the Free Software Foundation, version 2 of the
17 * License.
18 */
19#include <linux/init.h>
20#include <linux/module.h>
21#include <linux/moduleparam.h>
22#include <linux/pnp.h>
23#include <linux/interrupt.h>
24#include <linux/wait.h>
25#include "tpm.h"
26
27#define TPM_HEADER_SIZE 10
28
29enum tis_access {
30 TPM_ACCESS_VALID = 0x80,
31 TPM_ACCESS_ACTIVE_LOCALITY = 0x20,
32 TPM_ACCESS_REQUEST_PENDING = 0x04,
33 TPM_ACCESS_REQUEST_USE = 0x02,
34};
35
36enum tis_status {
37 TPM_STS_VALID = 0x80,
38 TPM_STS_COMMAND_READY = 0x40,
39 TPM_STS_GO = 0x20,
40 TPM_STS_DATA_AVAIL = 0x10,
41 TPM_STS_DATA_EXPECT = 0x08,
42};
43
44enum tis_int_flags {
45 TPM_GLOBAL_INT_ENABLE = 0x80000000,
46 TPM_INTF_BURST_COUNT_STATIC = 0x100,
47 TPM_INTF_CMD_READY_INT = 0x080,
48 TPM_INTF_INT_EDGE_FALLING = 0x040,
49 TPM_INTF_INT_EDGE_RISING = 0x020,
50 TPM_INTF_INT_LEVEL_LOW = 0x010,
51 TPM_INTF_INT_LEVEL_HIGH = 0x008,
52 TPM_INTF_LOCALITY_CHANGE_INT = 0x004,
53 TPM_INTF_STS_VALID_INT = 0x002,
54 TPM_INTF_DATA_AVAIL_INT = 0x001,
55};
56
57enum tis_defaults {
58 TIS_MEM_BASE = 0xFED4000,
59 TIS_MEM_LEN = 0x5000,
60 TIS_SHORT_TIMEOUT = 750, /* ms */
61 TIS_LONG_TIMEOUT = 2000, /* 2 sec */
62};
63
64#define TPM_ACCESS(l) (0x0000 | ((l) << 12))
65#define TPM_INT_ENABLE(l) (0x0008 | ((l) << 12))
66#define TPM_INT_VECTOR(l) (0x000C | ((l) << 12))
67#define TPM_INT_STATUS(l) (0x0010 | ((l) << 12))
68#define TPM_INTF_CAPS(l) (0x0014 | ((l) << 12))
69#define TPM_STS(l) (0x0018 | ((l) << 12))
70#define TPM_DATA_FIFO(l) (0x0024 | ((l) << 12))
71
72#define TPM_DID_VID(l) (0x0F00 | ((l) << 12))
73#define TPM_RID(l) (0x0F04 | ((l) << 12))
74
75static LIST_HEAD(tis_chips);
76static DEFINE_SPINLOCK(tis_lock);
77
78static int check_locality(struct tpm_chip *chip, int l)
79{
80 if ((ioread8(chip->vendor.iobase + TPM_ACCESS(l)) &
81 (TPM_ACCESS_ACTIVE_LOCALITY | TPM_ACCESS_VALID)) ==
82 (TPM_ACCESS_ACTIVE_LOCALITY | TPM_ACCESS_VALID))
83 return chip->vendor.locality = l;
84
85 return -1;
86}
87
88static void release_locality(struct tpm_chip *chip, int l, int force)
89{
90 if (force || (ioread8(chip->vendor.iobase + TPM_ACCESS(l)) &
91 (TPM_ACCESS_REQUEST_PENDING | TPM_ACCESS_VALID)) ==
92 (TPM_ACCESS_REQUEST_PENDING | TPM_ACCESS_VALID))
93 iowrite8(TPM_ACCESS_ACTIVE_LOCALITY,
94 chip->vendor.iobase + TPM_ACCESS(l));
95}
96
97static int request_locality(struct tpm_chip *chip, int l)
98{
99 unsigned long stop;
100 long rc;
101
102 if (check_locality(chip, l) >= 0)
103 return l;
104
105 iowrite8(TPM_ACCESS_REQUEST_USE,
106 chip->vendor.iobase + TPM_ACCESS(l));
107
108 if (chip->vendor.irq) {
109 rc = wait_event_interruptible_timeout(chip->vendor.int_queue,
110 (check_locality
111 (chip, l) >= 0),
112 chip->vendor.timeout_a);
113 if (rc > 0)
114 return l;
115
116 } else {
117 /* wait for burstcount */
118 stop = jiffies + chip->vendor.timeout_a;
119 do {
120 if (check_locality(chip, l) >= 0)
121 return l;
122 msleep(TPM_TIMEOUT);
123 }
124 while (time_before(jiffies, stop));
125 }
126 return -1;
127}
128
129static u8 tpm_tis_status(struct tpm_chip *chip)
130{
131 return ioread8(chip->vendor.iobase +
132 TPM_STS(chip->vendor.locality));
133}
134
135static void tpm_tis_ready(struct tpm_chip *chip)
136{
137 /* this causes the current command to be aborted */
138 iowrite8(TPM_STS_COMMAND_READY,
139 chip->vendor.iobase + TPM_STS(chip->vendor.locality));
140}
141
142static int get_burstcount(struct tpm_chip *chip)
143{
144 unsigned long stop;
145 int burstcnt;
146
147 /* wait for burstcount */
148 /* which timeout value, spec has 2 answers (c & d) */
149 stop = jiffies + chip->vendor.timeout_d;
150 do {
151 burstcnt = ioread8(chip->vendor.iobase +
152 TPM_STS(chip->vendor.locality) + 1);
153 burstcnt += ioread8(chip->vendor.iobase +
154 TPM_STS(chip->vendor.locality) +
155 2) << 8;
156 if (burstcnt)
157 return burstcnt;
158 msleep(TPM_TIMEOUT);
159 } while (time_before(jiffies, stop));
160 return -EBUSY;
161}
162
163static int wait_for_stat(struct tpm_chip *chip, u8 mask, unsigned long timeout,
164 wait_queue_head_t *queue)
165{
166 unsigned long stop;
167 long rc;
168 u8 status;
169
170 /* check current status */
171 status = tpm_tis_status(chip);
172 if ((status & mask) == mask)
173 return 0;
174
175 if (chip->vendor.irq) {
176 rc = wait_event_interruptible_timeout(*queue,
177 ((tpm_tis_status
178 (chip) & mask) ==
179 mask), timeout);
180 if (rc > 0)
181 return 0;
182 } else {
183 stop = jiffies + timeout;
184 do {
185 msleep(TPM_TIMEOUT);
186 status = tpm_tis_status(chip);
187 if ((status & mask) == mask)
188 return 0;
189 } while (time_before(jiffies, stop));
190 }
191 return -ETIME;
192}
193
194static int recv_data(struct tpm_chip *chip, u8 *buf, size_t count)
195{
196 int size = 0, burstcnt;
197 while (size < count &&
198 wait_for_stat(chip,
199 TPM_STS_DATA_AVAIL | TPM_STS_VALID,
200 chip->vendor.timeout_c,
201 &chip->vendor.read_queue)
202 == 0) {
203 burstcnt = get_burstcount(chip);
204 for (; burstcnt > 0 && size < count; burstcnt--)
205 buf[size++] = ioread8(chip->vendor.iobase +
206 TPM_DATA_FIFO(chip->vendor.
207 locality));
208 }
209 return size;
210}
211
212static int tpm_tis_recv(struct tpm_chip *chip, u8 *buf, size_t count)
213{
214 int size = 0;
215 int expected, status;
216
217 if (count < TPM_HEADER_SIZE) {
218 size = -EIO;
219 goto out;
220 }
221
222 /* read first 10 bytes, including tag, paramsize, and result */
223 if ((size =
224 recv_data(chip, buf, TPM_HEADER_SIZE)) < TPM_HEADER_SIZE) {
225 dev_err(chip->dev, "Unable to read header\n");
226 goto out;
227 }
228
229 expected = be32_to_cpu(*(__be32 *) (buf + 2));
230 if (expected > count) {
231 size = -EIO;
232 goto out;
233 }
234
235 if ((size +=
236 recv_data(chip, &buf[TPM_HEADER_SIZE],
237 expected - TPM_HEADER_SIZE)) < expected) {
238 dev_err(chip->dev, "Unable to read remainder of result\n");
239 size = -ETIME;
240 goto out;
241 }
242
243 wait_for_stat(chip, TPM_STS_VALID, chip->vendor.timeout_c,
244 &chip->vendor.int_queue);
245 status = tpm_tis_status(chip);
246 if (status & TPM_STS_DATA_AVAIL) { /* retry? */
247 dev_err(chip->dev, "Error left over data\n");
248 size = -EIO;
249 goto out;
250 }
251
252out:
253 tpm_tis_ready(chip);
254 release_locality(chip, chip->vendor.locality, 0);
255 return size;
256}
257
258/*
259 * If interrupts are used (signaled by an irq set in the vendor structure)
260 * tpm.c can skip polling for the data to be available as the interrupt is
261 * waited for here
262 */
263static int tpm_tis_send(struct tpm_chip *chip, u8 *buf, size_t len)
264{
265 int rc, status, burstcnt;
266 size_t count = 0;
267 u32 ordinal;
268
269 if (request_locality(chip, 0) < 0)
270 return -EBUSY;
271
272 status = tpm_tis_status(chip);
273 if ((status & TPM_STS_COMMAND_READY) == 0) {
274 tpm_tis_ready(chip);
275 if (wait_for_stat
276 (chip, TPM_STS_COMMAND_READY, chip->vendor.timeout_b,
277 &chip->vendor.int_queue) < 0) {
278 rc = -ETIME;
279 goto out_err;
280 }
281 }
282
283 while (count < len - 1) {
284 burstcnt = get_burstcount(chip);
285 for (; burstcnt > 0 && count < len - 1; burstcnt--) {
286 iowrite8(buf[count], chip->vendor.iobase +
287 TPM_DATA_FIFO(chip->vendor.locality));
288 count++;
289 }
290
291 wait_for_stat(chip, TPM_STS_VALID, chip->vendor.timeout_c,
292 &chip->vendor.int_queue);
293 status = tpm_tis_status(chip);
294 if ((status & TPM_STS_DATA_EXPECT) == 0) {
295 rc = -EIO;
296 goto out_err;
297 }
298 }
299
300 /* write last byte */
301 iowrite8(buf[count],
302 chip->vendor.iobase +
303 TPM_DATA_FIFO(chip->vendor.locality));
304 wait_for_stat(chip, TPM_STS_VALID, chip->vendor.timeout_c,
305 &chip->vendor.int_queue);
306 status = tpm_tis_status(chip);
307 if ((status & TPM_STS_DATA_EXPECT) != 0) {
308 rc = -EIO;
309 goto out_err;
310 }
311
312 /* go and do it */
313 iowrite8(TPM_STS_GO,
314 chip->vendor.iobase + TPM_STS(chip->vendor.locality));
315
316 if (chip->vendor.irq) {
317 ordinal = be32_to_cpu(*((__be32 *) (buf + 6)));
318 if (wait_for_stat
319 (chip, TPM_STS_DATA_AVAIL | TPM_STS_VALID,
320 tpm_calc_ordinal_duration(chip, ordinal),
321 &chip->vendor.read_queue) < 0) {
322 rc = -ETIME;
323 goto out_err;
324 }
325 }
326 return len;
327out_err:
328 tpm_tis_ready(chip);
329 release_locality(chip, chip->vendor.locality, 0);
330 return rc;
331}
332
333static struct file_operations tis_ops = {
334 .owner = THIS_MODULE,
335 .llseek = no_llseek,
336 .open = tpm_open,
337 .read = tpm_read,
338 .write = tpm_write,
339 .release = tpm_release,
340};
341
342static DEVICE_ATTR(pubek, S_IRUGO, tpm_show_pubek, NULL);
343static DEVICE_ATTR(pcrs, S_IRUGO, tpm_show_pcrs, NULL);
344static DEVICE_ATTR(enabled, S_IRUGO, tpm_show_enabled, NULL);
345static DEVICE_ATTR(active, S_IRUGO, tpm_show_active, NULL);
346static DEVICE_ATTR(owned, S_IRUGO, tpm_show_owned, NULL);
347static DEVICE_ATTR(temp_deactivated, S_IRUGO, tpm_show_temp_deactivated,
348 NULL);
349static DEVICE_ATTR(caps, S_IRUGO, tpm_show_caps_1_2, NULL);
350static DEVICE_ATTR(cancel, S_IWUSR | S_IWGRP, NULL, tpm_store_cancel);
351
352static struct attribute *tis_attrs[] = {
353 &dev_attr_pubek.attr,
354 &dev_attr_pcrs.attr,
355 &dev_attr_enabled.attr,
356 &dev_attr_active.attr,
357 &dev_attr_owned.attr,
358 &dev_attr_temp_deactivated.attr,
359 &dev_attr_caps.attr,
360 &dev_attr_cancel.attr, NULL,
361};
362
363static struct attribute_group tis_attr_grp = {
364 .attrs = tis_attrs
365};
366
367static struct tpm_vendor_specific tpm_tis = {
368 .status = tpm_tis_status,
369 .recv = tpm_tis_recv,
370 .send = tpm_tis_send,
371 .cancel = tpm_tis_ready,
372 .req_complete_mask = TPM_STS_DATA_AVAIL | TPM_STS_VALID,
373 .req_complete_val = TPM_STS_DATA_AVAIL | TPM_STS_VALID,
374 .req_canceled = TPM_STS_COMMAND_READY,
375 .attr_group = &tis_attr_grp,
376 .miscdev = {
377 .fops = &tis_ops,},
378};
379
380static irqreturn_t tis_int_probe(int irq, void *dev_id, struct pt_regs *regs)
381{
382 struct tpm_chip *chip = (struct tpm_chip *) dev_id;
383 u32 interrupt;
384
385 interrupt = ioread32(chip->vendor.iobase +
386 TPM_INT_STATUS(chip->vendor.locality));
387
388 if (interrupt == 0)
389 return IRQ_NONE;
390
391 chip->vendor.irq = irq;
392
393 /* Clear interrupts handled with TPM_EOI */
394 iowrite32(interrupt,
395 chip->vendor.iobase +
396 TPM_INT_STATUS(chip->vendor.locality));
397 return IRQ_HANDLED;
398}
399
400static irqreturn_t tis_int_handler(int irq, void *dev_id, struct pt_regs *regs)
401{
402 struct tpm_chip *chip = (struct tpm_chip *) dev_id;
403 u32 interrupt;
404 int i;
405
406 interrupt = ioread32(chip->vendor.iobase +
407 TPM_INT_STATUS(chip->vendor.locality));
408
409 if (interrupt == 0)
410 return IRQ_NONE;
411
412 if (interrupt & TPM_INTF_DATA_AVAIL_INT)
413 wake_up_interruptible(&chip->vendor.read_queue);
414 if (interrupt & TPM_INTF_LOCALITY_CHANGE_INT)
415 for (i = 0; i < 5; i++)
416 if (check_locality(chip, i) >= 0)
417 break;
418 if (interrupt &
419 (TPM_INTF_LOCALITY_CHANGE_INT | TPM_INTF_STS_VALID_INT |
420 TPM_INTF_CMD_READY_INT))
421 wake_up_interruptible(&chip->vendor.int_queue);
422
423 /* Clear interrupts handled with TPM_EOI */
424 iowrite32(interrupt,
425 chip->vendor.iobase +
426 TPM_INT_STATUS(chip->vendor.locality));
427 return IRQ_HANDLED;
428}
429
430static int interrupts = 1;
431module_param(interrupts, bool, 0444);
432MODULE_PARM_DESC(interrupts, "Enable interrupts");
433
434static int __devinit tpm_tis_pnp_init(struct pnp_dev *pnp_dev,
435 const struct pnp_device_id *pnp_id)
436{
437 u32 vendor, intfcaps, intmask;
438 int rc, i;
439 unsigned long start, len;
440 struct tpm_chip *chip;
441
442 start = pnp_mem_start(pnp_dev, 0);
443 len = pnp_mem_len(pnp_dev, 0);
444
445 if (!start)
446 start = TIS_MEM_BASE;
447 if (!len)
448 len = TIS_MEM_LEN;
449
450 if (!(chip = tpm_register_hardware(&pnp_dev->dev, &tpm_tis)))
451 return -ENODEV;
452
453 chip->vendor.iobase = ioremap(start, len);
454 if (!chip->vendor.iobase) {
455 rc = -EIO;
456 goto out_err;
457 }
458
459 vendor = ioread32(chip->vendor.iobase + TPM_DID_VID(0));
460 if ((vendor & 0xFFFF) == 0xFFFF) {
461 rc = -ENODEV;
462 goto out_err;
463 }
464
465 /* Default timeouts */
466 chip->vendor.timeout_a = msecs_to_jiffies(TIS_SHORT_TIMEOUT);
467 chip->vendor.timeout_b = msecs_to_jiffies(TIS_LONG_TIMEOUT);
468 chip->vendor.timeout_c = msecs_to_jiffies(TIS_SHORT_TIMEOUT);
469 chip->vendor.timeout_d = msecs_to_jiffies(TIS_SHORT_TIMEOUT);
470
471 dev_info(&pnp_dev->dev,
472 "1.2 TPM (device-id 0x%X, rev-id %d)\n",
473 vendor >> 16, ioread8(chip->vendor.iobase + TPM_RID(0)));
474
475 /* Figure out the capabilities */
476 intfcaps =
477 ioread32(chip->vendor.iobase +
478 TPM_INTF_CAPS(chip->vendor.locality));
479 dev_dbg(&pnp_dev->dev, "TPM interface capabilities (0x%x):\n",
480 intfcaps);
481 if (intfcaps & TPM_INTF_BURST_COUNT_STATIC)
482 dev_dbg(&pnp_dev->dev, "\tBurst Count Static\n");
483 if (intfcaps & TPM_INTF_CMD_READY_INT)
484 dev_dbg(&pnp_dev->dev, "\tCommand Ready Int Support\n");
485 if (intfcaps & TPM_INTF_INT_EDGE_FALLING)
486 dev_dbg(&pnp_dev->dev, "\tInterrupt Edge Falling\n");
487 if (intfcaps & TPM_INTF_INT_EDGE_RISING)
488 dev_dbg(&pnp_dev->dev, "\tInterrupt Edge Rising\n");
489 if (intfcaps & TPM_INTF_INT_LEVEL_LOW)
490 dev_dbg(&pnp_dev->dev, "\tInterrupt Level Low\n");
491 if (intfcaps & TPM_INTF_INT_LEVEL_HIGH)
492 dev_dbg(&pnp_dev->dev, "\tInterrupt Level High\n");
493 if (intfcaps & TPM_INTF_LOCALITY_CHANGE_INT)
494 dev_dbg(&pnp_dev->dev, "\tLocality Change Int Support\n");
495 if (intfcaps & TPM_INTF_STS_VALID_INT)
496 dev_dbg(&pnp_dev->dev, "\tSts Valid Int Support\n");
497 if (intfcaps & TPM_INTF_DATA_AVAIL_INT)
498 dev_dbg(&pnp_dev->dev, "\tData Avail Int Support\n");
499
500 if (request_locality(chip, 0) != 0) {
501 rc = -ENODEV;
502 goto out_err;
503 }
504
505 /* INTERRUPT Setup */
506 init_waitqueue_head(&chip->vendor.read_queue);
507 init_waitqueue_head(&chip->vendor.int_queue);
508
509 intmask =
510 ioread32(chip->vendor.iobase +
511 TPM_INT_ENABLE(chip->vendor.locality));
512
513 intmask |= TPM_INTF_CMD_READY_INT
514 | TPM_INTF_LOCALITY_CHANGE_INT | TPM_INTF_DATA_AVAIL_INT
515 | TPM_INTF_STS_VALID_INT;
516
517 iowrite32(intmask,
518 chip->vendor.iobase +
519 TPM_INT_ENABLE(chip->vendor.locality));
520 if (interrupts) {
521 chip->vendor.irq =
522 ioread8(chip->vendor.iobase +
523 TPM_INT_VECTOR(chip->vendor.locality));
524
525 for (i = 3; i < 16 && chip->vendor.irq == 0; i++) {
526 iowrite8(i, chip->vendor.iobase +
527 TPM_INT_VECTOR(chip->vendor.locality));
528 if (request_irq
529 (i, tis_int_probe, SA_SHIRQ,
530 chip->vendor.miscdev.name, chip) != 0) {
531 dev_info(chip->dev,
532 "Unable to request irq: %d for probe\n",
533 i);
534 continue;
535 }
536
537 /* Clear all existing */
538 iowrite32(ioread32
539 (chip->vendor.iobase +
540 TPM_INT_STATUS(chip->vendor.locality)),
541 chip->vendor.iobase +
542 TPM_INT_STATUS(chip->vendor.locality));
543
544 /* Turn on */
545 iowrite32(intmask | TPM_GLOBAL_INT_ENABLE,
546 chip->vendor.iobase +
547 TPM_INT_ENABLE(chip->vendor.locality));
548
549 /* Generate Interrupts */
550 tpm_gen_interrupt(chip);
551
552 /* Turn off */
553 iowrite32(intmask,
554 chip->vendor.iobase +
555 TPM_INT_ENABLE(chip->vendor.locality));
556 free_irq(i, chip);
557 }
558 }
559 if (chip->vendor.irq) {
560 iowrite8(chip->vendor.irq,
561 chip->vendor.iobase +
562 TPM_INT_VECTOR(chip->vendor.locality));
563 if (request_irq
564 (chip->vendor.irq, tis_int_handler, SA_SHIRQ,
565 chip->vendor.miscdev.name, chip) != 0) {
566 dev_info(chip->dev,
567 "Unable to request irq: %d for use\n",
568 chip->vendor.irq);
569 chip->vendor.irq = 0;
570 } else {
571 /* Clear all existing */
572 iowrite32(ioread32
573 (chip->vendor.iobase +
574 TPM_INT_STATUS(chip->vendor.locality)),
575 chip->vendor.iobase +
576 TPM_INT_STATUS(chip->vendor.locality));
577
578 /* Turn on */
579 iowrite32(intmask | TPM_GLOBAL_INT_ENABLE,
580 chip->vendor.iobase +
581 TPM_INT_ENABLE(chip->vendor.locality));
582 }
583 }
584
585 INIT_LIST_HEAD(&chip->vendor.list);
586 spin_lock(&tis_lock);
587 list_add(&chip->vendor.list, &tis_chips);
588 spin_unlock(&tis_lock);
589
590 tpm_get_timeouts(chip);
591 tpm_continue_selftest(chip);
592
593 return 0;
594out_err:
595 if (chip->vendor.iobase)
596 iounmap(chip->vendor.iobase);
597 tpm_remove_hardware(chip->dev);
598 return rc;
599}
600
601static int tpm_tis_pnp_suspend(struct pnp_dev *dev, pm_message_t msg)
602{
603 return tpm_pm_suspend(&dev->dev, msg);
604}
605
606static int tpm_tis_pnp_resume(struct pnp_dev *dev)
607{
608 return tpm_pm_resume(&dev->dev);
609}
610
611static struct pnp_device_id tpm_pnp_tbl[] __devinitdata = {
612 {"PNP0C31", 0}, /* TPM */
613 {"ATM1200", 0}, /* Atmel */
614 {"IFX0102", 0}, /* Infineon */
615 {"BCM0101", 0}, /* Broadcom */
616 {"NSC1200", 0}, /* National */
617 /* Add new here */
618 {"", 0}, /* User Specified */
619 {"", 0} /* Terminator */
620};
621
622static struct pnp_driver tis_pnp_driver = {
623 .name = "tpm_tis",
624 .id_table = tpm_pnp_tbl,
625 .probe = tpm_tis_pnp_init,
626 .suspend = tpm_tis_pnp_suspend,
627 .resume = tpm_tis_pnp_resume,
628};
629
630#define TIS_HID_USR_IDX sizeof(tpm_pnp_tbl)/sizeof(struct pnp_device_id) -2
631module_param_string(hid, tpm_pnp_tbl[TIS_HID_USR_IDX].id,
632 sizeof(tpm_pnp_tbl[TIS_HID_USR_IDX].id), 0444);
633MODULE_PARM_DESC(hid, "Set additional specific HID for this driver to probe");
634
635static int __init init_tis(void)
636{
637 return pnp_register_driver(&tis_pnp_driver);
638}
639
640static void __exit cleanup_tis(void)
641{
642 struct tpm_vendor_specific *i, *j;
643 struct tpm_chip *chip;
644 spin_lock(&tis_lock);
645 list_for_each_entry_safe(i, j, &tis_chips, list) {
646 chip = to_tpm_chip(i);
647 iowrite32(~TPM_GLOBAL_INT_ENABLE &
648 ioread32(chip->vendor.iobase +
649 TPM_INT_ENABLE(chip->vendor.
650 locality)),
651 chip->vendor.iobase +
652 TPM_INT_ENABLE(chip->vendor.locality));
653 release_locality(chip, chip->vendor.locality, 1);
654 if (chip->vendor.irq)
655 free_irq(chip->vendor.irq, chip);
656 iounmap(i->iobase);
657 list_del(&i->list);
658 tpm_remove_hardware(chip->dev);
659 }
660 spin_unlock(&tis_lock);
661 pnp_unregister_driver(&tis_pnp_driver);
662}
663
664module_init(init_tis);
665module_exit(cleanup_tis);
666MODULE_AUTHOR("Leendert van Doorn (leendert@watson.ibm.com)");
667MODULE_DESCRIPTION("TPM Driver");
668MODULE_VERSION("2.0");
669MODULE_LICENSE("GPL");
diff --git a/drivers/char/tty_io.c b/drivers/char/tty_io.c
index 841f0bd3eaaf..f07637a8f88f 100644
--- a/drivers/char/tty_io.c
+++ b/drivers/char/tty_io.c
@@ -2723,7 +2723,11 @@ static void __do_SAK(void *arg)
2723 } 2723 }
2724 task_lock(p); 2724 task_lock(p);
2725 if (p->files) { 2725 if (p->files) {
2726 rcu_read_lock(); 2726 /*
2727 * We don't take a ref to the file, so we must
2728 * hold ->file_lock instead.
2729 */
2730 spin_lock(&p->files->file_lock);
2727 fdt = files_fdtable(p->files); 2731 fdt = files_fdtable(p->files);
2728 for (i=0; i < fdt->max_fds; i++) { 2732 for (i=0; i < fdt->max_fds; i++) {
2729 filp = fcheck_files(p->files, i); 2733 filp = fcheck_files(p->files, i);
@@ -2738,7 +2742,7 @@ static void __do_SAK(void *arg)
2738 break; 2742 break;
2739 } 2743 }
2740 } 2744 }
2741 rcu_read_unlock(); 2745 spin_unlock(&p->files->file_lock);
2742 } 2746 }
2743 task_unlock(p); 2747 task_unlock(p);
2744 } while_each_thread(g, p); 2748 } while_each_thread(g, p);
diff --git a/drivers/cpufreq/Kconfig b/drivers/cpufreq/Kconfig
index 60c9be99c6d9..2cc71b66231e 100644
--- a/drivers/cpufreq/Kconfig
+++ b/drivers/cpufreq/Kconfig
@@ -99,7 +99,7 @@ config CPU_FREQ_GOV_USERSPACE
99 Enable this cpufreq governor when you either want to set the 99 Enable this cpufreq governor when you either want to set the
100 CPU frequency manually or when an userspace program shall 100 CPU frequency manually or when an userspace program shall
101 be able to set the CPU dynamically, like on LART 101 be able to set the CPU dynamically, like on LART
102 <http://www.lart.tudelft.nl/> 102 <http://www.lartmaker.nl/>.
103 103
104 For details, take a look at <file:Documentation/cpu-freq/>. 104 For details, take a look at <file:Documentation/cpu-freq/>.
105 105
diff --git a/drivers/cpufreq/cpufreq.c b/drivers/cpufreq/cpufreq.c
index 9b6ae7dc8b8a..29b2fa5534ae 100644
--- a/drivers/cpufreq/cpufreq.c
+++ b/drivers/cpufreq/cpufreq.c
@@ -319,7 +319,6 @@ out:
319 } 319 }
320 return -EINVAL; 320 return -EINVAL;
321} 321}
322EXPORT_SYMBOL_GPL(cpufreq_parse_governor);
323 322
324 323
325/* drivers/base/cpu.c */ 324/* drivers/base/cpu.c */
@@ -346,6 +345,8 @@ show_one(scaling_min_freq, min);
346show_one(scaling_max_freq, max); 345show_one(scaling_max_freq, max);
347show_one(scaling_cur_freq, cur); 346show_one(scaling_cur_freq, cur);
348 347
348static int __cpufreq_set_policy(struct cpufreq_policy *data, struct cpufreq_policy *policy);
349
349/** 350/**
350 * cpufreq_per_cpu_attr_write() / store_##file_name() - sysfs write access 351 * cpufreq_per_cpu_attr_write() / store_##file_name() - sysfs write access
351 */ 352 */
@@ -364,7 +365,10 @@ static ssize_t store_##file_name \
364 if (ret != 1) \ 365 if (ret != 1) \
365 return -EINVAL; \ 366 return -EINVAL; \
366 \ 367 \
367 ret = cpufreq_set_policy(&new_policy); \ 368 mutex_lock(&policy->lock); \
369 ret = __cpufreq_set_policy(policy, &new_policy); \
370 policy->user_policy.object = policy->object; \
371 mutex_unlock(&policy->lock); \
368 \ 372 \
369 return ret ? ret : count; \ 373 return ret ? ret : count; \
370} 374}
@@ -420,7 +424,15 @@ static ssize_t store_scaling_governor (struct cpufreq_policy * policy,
420 if (cpufreq_parse_governor(str_governor, &new_policy.policy, &new_policy.governor)) 424 if (cpufreq_parse_governor(str_governor, &new_policy.policy, &new_policy.governor))
421 return -EINVAL; 425 return -EINVAL;
422 426
423 ret = cpufreq_set_policy(&new_policy); 427 /* Do not use cpufreq_set_policy here or the user_policy.max
428 will be wrongly overridden */
429 mutex_lock(&policy->lock);
430 ret = __cpufreq_set_policy(policy, &new_policy);
431
432 policy->user_policy.policy = policy->policy;
433 policy->user_policy.governor = policy->governor;
434 mutex_unlock(&policy->lock);
435
424 return ret ? ret : count; 436 return ret ? ret : count;
425} 437}
426 438
@@ -685,7 +697,7 @@ static int cpufreq_add_dev (struct sys_device * sys_dev)
685 if (!cpu_online(j)) 697 if (!cpu_online(j))
686 continue; 698 continue;
687 699
688 dprintk("CPU already managed, adding link\n"); 700 dprintk("CPU %u already managed, adding link\n", j);
689 cpufreq_cpu_get(cpu); 701 cpufreq_cpu_get(cpu);
690 cpu_sys_dev = get_cpu_sysdev(j); 702 cpu_sys_dev = get_cpu_sysdev(j);
691 sysfs_create_link(&cpu_sys_dev->kobj, &policy->kobj, 703 sysfs_create_link(&cpu_sys_dev->kobj, &policy->kobj,
@@ -695,9 +707,8 @@ static int cpufreq_add_dev (struct sys_device * sys_dev)
695 policy->governor = NULL; /* to assure that the starting sequence is 707 policy->governor = NULL; /* to assure that the starting sequence is
696 * run in cpufreq_set_policy */ 708 * run in cpufreq_set_policy */
697 mutex_unlock(&policy->lock); 709 mutex_unlock(&policy->lock);
698 710
699 /* set default policy */ 711 /* set default policy */
700
701 ret = cpufreq_set_policy(&new_policy); 712 ret = cpufreq_set_policy(&new_policy);
702 if (ret) { 713 if (ret) {
703 dprintk("setting policy failed\n"); 714 dprintk("setting policy failed\n");
@@ -707,7 +718,7 @@ static int cpufreq_add_dev (struct sys_device * sys_dev)
707 module_put(cpufreq_driver->owner); 718 module_put(cpufreq_driver->owner);
708 dprintk("initialization complete\n"); 719 dprintk("initialization complete\n");
709 cpufreq_debug_enable_ratelimit(); 720 cpufreq_debug_enable_ratelimit();
710 721
711 return 0; 722 return 0;
712 723
713 724
@@ -1486,7 +1497,7 @@ int cpufreq_update_policy(unsigned int cpu)
1486} 1497}
1487EXPORT_SYMBOL(cpufreq_update_policy); 1498EXPORT_SYMBOL(cpufreq_update_policy);
1488 1499
1489static int __cpuinit cpufreq_cpu_callback(struct notifier_block *nfb, 1500static int cpufreq_cpu_callback(struct notifier_block *nfb,
1490 unsigned long action, void *hcpu) 1501 unsigned long action, void *hcpu)
1491{ 1502{
1492 unsigned int cpu = (unsigned long)hcpu; 1503 unsigned int cpu = (unsigned long)hcpu;
diff --git a/drivers/cpufreq/cpufreq_conservative.c b/drivers/cpufreq/cpufreq_conservative.c
index 037f6bf4543c..e07a35487bde 100644
--- a/drivers/cpufreq/cpufreq_conservative.c
+++ b/drivers/cpufreq/cpufreq_conservative.c
@@ -176,8 +176,7 @@ static ssize_t store_up_threshold(struct cpufreq_policy *unused,
176 ret = sscanf (buf, "%u", &input); 176 ret = sscanf (buf, "%u", &input);
177 177
178 mutex_lock(&dbs_mutex); 178 mutex_lock(&dbs_mutex);
179 if (ret != 1 || input > 100 || input < 0 || 179 if (ret != 1 || input > 100 || input <= dbs_tuners_ins.down_threshold) {
180 input <= dbs_tuners_ins.down_threshold) {
181 mutex_unlock(&dbs_mutex); 180 mutex_unlock(&dbs_mutex);
182 return -EINVAL; 181 return -EINVAL;
183 } 182 }
@@ -196,8 +195,7 @@ static ssize_t store_down_threshold(struct cpufreq_policy *unused,
196 ret = sscanf (buf, "%u", &input); 195 ret = sscanf (buf, "%u", &input);
197 196
198 mutex_lock(&dbs_mutex); 197 mutex_lock(&dbs_mutex);
199 if (ret != 1 || input > 100 || input < 0 || 198 if (ret != 1 || input > 100 || input >= dbs_tuners_ins.up_threshold) {
200 input >= dbs_tuners_ins.up_threshold) {
201 mutex_unlock(&dbs_mutex); 199 mutex_unlock(&dbs_mutex);
202 return -EINVAL; 200 return -EINVAL;
203 } 201 }
diff --git a/drivers/i2c/busses/i2c-i801.c b/drivers/i2c/busses/i2c-i801.c
index 8e0f3158215f..dfca74933625 100644
--- a/drivers/i2c/busses/i2c-i801.c
+++ b/drivers/i2c/busses/i2c-i801.c
@@ -478,6 +478,11 @@ static s32 i801_access(struct i2c_adapter * adap, u16 addr,
478 ret = i801_transaction(); 478 ret = i801_transaction();
479 } 479 }
480 480
481 /* Some BIOSes don't like it when PEC is enabled at reboot or resume
482 time, so we forcibly disable it after every transaction. */
483 if (hwpec)
484 outb_p(0, SMBAUXCTL);
485
481 if(block) 486 if(block)
482 return ret; 487 return ret;
483 if(ret) 488 if(ret)
diff --git a/drivers/i2c/chips/m41t00.c b/drivers/i2c/chips/m41t00.c
index 27fc9ff2961a..99ab4ec34390 100644
--- a/drivers/i2c/chips/m41t00.c
+++ b/drivers/i2c/chips/m41t00.c
@@ -131,13 +131,13 @@ m41t00_set(void *arg)
131 if ((i2c_smbus_write_byte_data(save_client, 0, tm.tm_sec & 0x7f) < 0) 131 if ((i2c_smbus_write_byte_data(save_client, 0, tm.tm_sec & 0x7f) < 0)
132 || (i2c_smbus_write_byte_data(save_client, 1, tm.tm_min & 0x7f) 132 || (i2c_smbus_write_byte_data(save_client, 1, tm.tm_min & 0x7f)
133 < 0) 133 < 0)
134 || (i2c_smbus_write_byte_data(save_client, 2, tm.tm_hour & 0x7f) 134 || (i2c_smbus_write_byte_data(save_client, 2, tm.tm_hour & 0x3f)
135 < 0) 135 < 0)
136 || (i2c_smbus_write_byte_data(save_client, 4, tm.tm_mday & 0x7f) 136 || (i2c_smbus_write_byte_data(save_client, 4, tm.tm_mday & 0x3f)
137 < 0) 137 < 0)
138 || (i2c_smbus_write_byte_data(save_client, 5, tm.tm_mon & 0x7f) 138 || (i2c_smbus_write_byte_data(save_client, 5, tm.tm_mon & 0x1f)
139 < 0) 139 < 0)
140 || (i2c_smbus_write_byte_data(save_client, 6, tm.tm_year & 0x7f) 140 || (i2c_smbus_write_byte_data(save_client, 6, tm.tm_year & 0xff)
141 < 0)) 141 < 0))
142 142
143 dev_warn(&save_client->dev,"m41t00: can't write to rtc chip\n"); 143 dev_warn(&save_client->dev,"m41t00: can't write to rtc chip\n");
diff --git a/drivers/ide/pci/alim15x3.c b/drivers/ide/pci/alim15x3.c
index cf84350efc55..8b24b4f2a839 100644
--- a/drivers/ide/pci/alim15x3.c
+++ b/drivers/ide/pci/alim15x3.c
@@ -731,6 +731,8 @@ static unsigned int __devinit ata66_ali15x3 (ide_hwif_t *hwif)
731 731
732 if(m5229_revision <= 0x20) 732 if(m5229_revision <= 0x20)
733 tmpbyte = (tmpbyte & (~0x02)) | 0x01; 733 tmpbyte = (tmpbyte & (~0x02)) | 0x01;
734 else if (m5229_revision == 0xc7)
735 tmpbyte |= 0x03;
734 else 736 else
735 tmpbyte |= 0x01; 737 tmpbyte |= 0x01;
736 738
diff --git a/drivers/ide/pci/atiixp.c b/drivers/ide/pci/atiixp.c
index df9ee9a78435..900efd1da587 100644
--- a/drivers/ide/pci/atiixp.c
+++ b/drivers/ide/pci/atiixp.c
@@ -348,6 +348,7 @@ static struct pci_device_id atiixp_pci_tbl[] = {
348 { PCI_VENDOR_ID_ATI, PCI_DEVICE_ID_ATI_IXP200_IDE, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, 348 { PCI_VENDOR_ID_ATI, PCI_DEVICE_ID_ATI_IXP200_IDE, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0},
349 { PCI_VENDOR_ID_ATI, PCI_DEVICE_ID_ATI_IXP300_IDE, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, 349 { PCI_VENDOR_ID_ATI, PCI_DEVICE_ID_ATI_IXP300_IDE, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0},
350 { PCI_VENDOR_ID_ATI, PCI_DEVICE_ID_ATI_IXP400_IDE, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, 350 { PCI_VENDOR_ID_ATI, PCI_DEVICE_ID_ATI_IXP400_IDE, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0},
351 { PCI_VENDOR_ID_ATI, PCI_DEVICE_ID_ATI_IXP600_IDE, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0},
351 { 0, }, 352 { 0, },
352}; 353};
353MODULE_DEVICE_TABLE(pci, atiixp_pci_tbl); 354MODULE_DEVICE_TABLE(pci, atiixp_pci_tbl);
diff --git a/drivers/ide/pci/pdc202xx_old.c b/drivers/ide/pci/pdc202xx_old.c
index 6f8f8645b02c..7ce5bf783688 100644
--- a/drivers/ide/pci/pdc202xx_old.c
+++ b/drivers/ide/pci/pdc202xx_old.c
@@ -798,7 +798,6 @@ static ide_pci_device_t pdc202xx_chipsets[] __devinitdata = {
798 .autodma = AUTODMA, 798 .autodma = AUTODMA,
799 .bootable = OFF_BOARD, 799 .bootable = OFF_BOARD,
800 .extra = 48, 800 .extra = 48,
801 .flags = IDEPCI_FLAG_FORCE_PDC,
802 },{ /* 2 */ 801 },{ /* 2 */
803 .name = "PDC20263", 802 .name = "PDC20263",
804 .init_setup = init_setup_pdc202ata4, 803 .init_setup = init_setup_pdc202ata4,
@@ -819,7 +818,6 @@ static ide_pci_device_t pdc202xx_chipsets[] __devinitdata = {
819 .autodma = AUTODMA, 818 .autodma = AUTODMA,
820 .bootable = OFF_BOARD, 819 .bootable = OFF_BOARD,
821 .extra = 48, 820 .extra = 48,
822 .flags = IDEPCI_FLAG_FORCE_PDC,
823 },{ /* 4 */ 821 },{ /* 4 */
824 .name = "PDC20267", 822 .name = "PDC20267",
825 .init_setup = init_setup_pdc202xx, 823 .init_setup = init_setup_pdc202xx,
diff --git a/drivers/ide/setup-pci.c b/drivers/ide/setup-pci.c
index 7ebf992e8c2f..462ed3006c30 100644
--- a/drivers/ide/setup-pci.c
+++ b/drivers/ide/setup-pci.c
@@ -580,7 +580,6 @@ void ide_pci_setup_ports(struct pci_dev *dev, ide_pci_device_t *d, int pciirq, a
580 int port; 580 int port;
581 int at_least_one_hwif_enabled = 0; 581 int at_least_one_hwif_enabled = 0;
582 ide_hwif_t *hwif, *mate = NULL; 582 ide_hwif_t *hwif, *mate = NULL;
583 static int secondpdc = 0;
584 u8 tmp; 583 u8 tmp;
585 584
586 index->all = 0xf0f0; 585 index->all = 0xf0f0;
@@ -592,21 +591,9 @@ void ide_pci_setup_ports(struct pci_dev *dev, ide_pci_device_t *d, int pciirq, a
592 for (port = 0; port <= 1; ++port) { 591 for (port = 0; port <= 1; ++port) {
593 ide_pci_enablebit_t *e = &(d->enablebits[port]); 592 ide_pci_enablebit_t *e = &(d->enablebits[port]);
594 593
595 /*
596 * If this is a Promise FakeRaid controller,
597 * the 2nd controller will be marked as
598 * disabled while it is actually there and enabled
599 * by the bios for raid purposes.
600 * Skip the normal "is it enabled" test for those.
601 */
602 if ((d->flags & IDEPCI_FLAG_FORCE_PDC) &&
603 (secondpdc++==1) && (port==1))
604 goto controller_ok;
605
606 if (e->reg && (pci_read_config_byte(dev, e->reg, &tmp) || 594 if (e->reg && (pci_read_config_byte(dev, e->reg, &tmp) ||
607 (tmp & e->mask) != e->val)) 595 (tmp & e->mask) != e->val))
608 continue; /* port not enabled */ 596 continue; /* port not enabled */
609controller_ok:
610 597
611 if (d->channels <= port) 598 if (d->channels <= port)
612 break; 599 break;
diff --git a/drivers/infiniband/core/mad.c b/drivers/infiniband/core/mad.c
index 3a702da83e41..469b6923a2e2 100644
--- a/drivers/infiniband/core/mad.c
+++ b/drivers/infiniband/core/mad.c
@@ -228,10 +228,7 @@ struct ib_mad_agent *ib_register_mad_agent(struct ib_device *device,
228 goto error1; 228 goto error1;
229 } 229 }
230 /* Make sure class supplied is consistent with RMPP */ 230 /* Make sure class supplied is consistent with RMPP */
231 if (ib_is_mad_class_rmpp(mad_reg_req->mgmt_class)) { 231 if (!ib_is_mad_class_rmpp(mad_reg_req->mgmt_class)) {
232 if (!rmpp_version)
233 goto error1;
234 } else {
235 if (rmpp_version) 232 if (rmpp_version)
236 goto error1; 233 goto error1;
237 } 234 }
diff --git a/drivers/infiniband/hw/ipath/ipath_debug.h b/drivers/infiniband/hw/ipath/ipath_debug.h
index 593e28969c69..46762387f5f8 100644
--- a/drivers/infiniband/hw/ipath/ipath_debug.h
+++ b/drivers/infiniband/hw/ipath/ipath_debug.h
@@ -60,11 +60,11 @@
60#define __IPATH_KERNEL_SEND 0x2000 /* use kernel mode send */ 60#define __IPATH_KERNEL_SEND 0x2000 /* use kernel mode send */
61#define __IPATH_EPKTDBG 0x4000 /* print ethernet packet data */ 61#define __IPATH_EPKTDBG 0x4000 /* print ethernet packet data */
62#define __IPATH_SMADBG 0x8000 /* sma packet debug */ 62#define __IPATH_SMADBG 0x8000 /* sma packet debug */
63#define __IPATH_IPATHDBG 0x10000 /* Ethernet (IPATH) general debug on */ 63#define __IPATH_IPATHDBG 0x10000 /* Ethernet (IPATH) gen debug */
64#define __IPATH_IPATHWARN 0x20000 /* Ethernet (IPATH) warnings on */ 64#define __IPATH_IPATHWARN 0x20000 /* Ethernet (IPATH) warnings */
65#define __IPATH_IPATHERR 0x40000 /* Ethernet (IPATH) errors on */ 65#define __IPATH_IPATHERR 0x40000 /* Ethernet (IPATH) errors */
66#define __IPATH_IPATHPD 0x80000 /* Ethernet (IPATH) packet dump on */ 66#define __IPATH_IPATHPD 0x80000 /* Ethernet (IPATH) packet dump */
67#define __IPATH_IPATHTABLE 0x100000 /* Ethernet (IPATH) table dump on */ 67#define __IPATH_IPATHTABLE 0x100000 /* Ethernet (IPATH) table dump */
68 68
69#else /* _IPATH_DEBUGGING */ 69#else /* _IPATH_DEBUGGING */
70 70
@@ -79,11 +79,12 @@
79#define __IPATH_TRSAMPLE 0x0 /* generate trace buffer sample entries */ 79#define __IPATH_TRSAMPLE 0x0 /* generate trace buffer sample entries */
80#define __IPATH_VERBDBG 0x0 /* very verbose debug */ 80#define __IPATH_VERBDBG 0x0 /* very verbose debug */
81#define __IPATH_PKTDBG 0x0 /* print packet data */ 81#define __IPATH_PKTDBG 0x0 /* print packet data */
82#define __IPATH_PROCDBG 0x0 /* print process startup (init)/exit messages */ 82#define __IPATH_PROCDBG 0x0 /* process startup (init)/exit messages */
83/* print mmap/nopage stuff, not using VDBG any more */ 83/* print mmap/nopage stuff, not using VDBG any more */
84#define __IPATH_MMDBG 0x0 84#define __IPATH_MMDBG 0x0
85#define __IPATH_EPKTDBG 0x0 /* print ethernet packet data */ 85#define __IPATH_EPKTDBG 0x0 /* print ethernet packet data */
86#define __IPATH_SMADBG 0x0 /* print process startup (init)/exit messages */#define __IPATH_IPATHDBG 0x0 /* Ethernet (IPATH) table dump on */ 86#define __IPATH_SMADBG 0x0 /* process startup (init)/exit messages */
87#define __IPATH_IPATHDBG 0x0 /* Ethernet (IPATH) table dump on */
87#define __IPATH_IPATHWARN 0x0 /* Ethernet (IPATH) warnings on */ 88#define __IPATH_IPATHWARN 0x0 /* Ethernet (IPATH) warnings on */
88#define __IPATH_IPATHERR 0x0 /* Ethernet (IPATH) errors on */ 89#define __IPATH_IPATHERR 0x0 /* Ethernet (IPATH) errors on */
89#define __IPATH_IPATHPD 0x0 /* Ethernet (IPATH) packet dump on */ 90#define __IPATH_IPATHPD 0x0 /* Ethernet (IPATH) packet dump on */
diff --git a/drivers/infiniband/hw/ipath/ipath_diag.c b/drivers/infiniband/hw/ipath/ipath_diag.c
index cd533cf951c2..28ddceb260e8 100644
--- a/drivers/infiniband/hw/ipath/ipath_diag.c
+++ b/drivers/infiniband/hw/ipath/ipath_diag.c
@@ -277,13 +277,14 @@ static int ipath_diag_open(struct inode *in, struct file *fp)
277 277
278bail: 278bail:
279 spin_unlock_irqrestore(&ipath_devs_lock, flags); 279 spin_unlock_irqrestore(&ipath_devs_lock, flags);
280 mutex_unlock(&ipath_mutex);
281 280
282 /* Only expose a way to reset the device if we 281 /* Only expose a way to reset the device if we
283 make it into diag mode. */ 282 make it into diag mode. */
284 if (ret == 0) 283 if (ret == 0)
285 ipath_expose_reset(&dd->pcidev->dev); 284 ipath_expose_reset(&dd->pcidev->dev);
286 285
286 mutex_unlock(&ipath_mutex);
287
287 return ret; 288 return ret;
288} 289}
289 290
@@ -365,15 +366,3 @@ static ssize_t ipath_diag_write(struct file *fp, const char __user *data,
365bail: 366bail:
366 return ret; 367 return ret;
367} 368}
368
369void ipath_diag_bringup_link(struct ipath_devdata *dd)
370{
371 if (diag_set_link || (dd->ipath_flags & IPATH_LINKACTIVE))
372 return;
373
374 diag_set_link = 1;
375 ipath_cdbg(VERBOSE, "Trying to set to set link active for "
376 "diag pkt\n");
377 ipath_layer_set_linkstate(dd, IPATH_IB_LINKARM);
378 ipath_layer_set_linkstate(dd, IPATH_IB_LINKACTIVE);
379}
diff --git a/drivers/infiniband/hw/ipath/ipath_driver.c b/drivers/infiniband/hw/ipath/ipath_driver.c
index 58a94efb0070..398add4d4cb1 100644
--- a/drivers/infiniband/hw/ipath/ipath_driver.c
+++ b/drivers/infiniband/hw/ipath/ipath_driver.c
@@ -418,9 +418,19 @@ static int __devinit ipath_init_one(struct pci_dev *pdev,
418 418
419 ret = pci_set_dma_mask(pdev, DMA_64BIT_MASK); 419 ret = pci_set_dma_mask(pdev, DMA_64BIT_MASK);
420 if (ret) { 420 if (ret) {
421 dev_info(&pdev->dev, "pci_set_dma_mask unit %u " 421 /*
422 "fails: %d\n", dd->ipath_unit, ret); 422 * if the 64 bit setup fails, try 32 bit. Some systems
423 goto bail_regions; 423 * do not setup 64 bit maps on systems with 2GB or less
424 * memory installed.
425 */
426 ret = pci_set_dma_mask(pdev, DMA_32BIT_MASK);
427 if (ret) {
428 dev_info(&pdev->dev, "pci_set_dma_mask unit %u "
429 "fails: %d\n", dd->ipath_unit, ret);
430 goto bail_regions;
431 }
432 else
433 ipath_dbg("No 64bit DMA mask, used 32 bit mask\n");
424 } 434 }
425 435
426 pci_set_master(pdev); 436 pci_set_master(pdev);
@@ -1729,7 +1739,7 @@ void ipath_free_pddata(struct ipath_devdata *dd, u32 port, int freehdrq)
1729 } 1739 }
1730} 1740}
1731 1741
1732int __init infinipath_init(void) 1742static int __init infinipath_init(void)
1733{ 1743{
1734 int ret; 1744 int ret;
1735 1745
@@ -1949,7 +1959,7 @@ int ipath_reset_device(int unit)
1949 } 1959 }
1950 1960
1951 if (dd->ipath_pd) 1961 if (dd->ipath_pd)
1952 for (i = 1; i < dd->ipath_portcnt; i++) { 1962 for (i = 1; i < dd->ipath_cfgports; i++) {
1953 if (dd->ipath_pd[i] && dd->ipath_pd[i]->port_cnt) { 1963 if (dd->ipath_pd[i] && dd->ipath_pd[i]->port_cnt) {
1954 ipath_dbg("unit %u port %d is in use " 1964 ipath_dbg("unit %u port %d is in use "
1955 "(PID %u cmd %s), can't reset\n", 1965 "(PID %u cmd %s), can't reset\n",
diff --git a/drivers/infiniband/hw/ipath/ipath_init_chip.c b/drivers/infiniband/hw/ipath/ipath_init_chip.c
index 2823ff9c0c62..16f640e1c16e 100644
--- a/drivers/infiniband/hw/ipath/ipath_init_chip.c
+++ b/drivers/infiniband/hw/ipath/ipath_init_chip.c
@@ -53,13 +53,19 @@ MODULE_PARM_DESC(cfgports, "Set max number of ports to use");
53 53
54/* 54/*
55 * Number of buffers reserved for driver (layered drivers and SMA 55 * Number of buffers reserved for driver (layered drivers and SMA
56 * send). Reserved at end of buffer list. 56 * send). Reserved at end of buffer list. Initialized based on
57 * number of PIO buffers if not set via module interface.
58 * The problem with this is that it's global, but we'll use different
59 * numbers for different chip types. So the default value is not
60 * very useful. I've redefined it for the 1.3 release so that it's
61 * zero unless set by the user to something else, in which case we
62 * try to respect it.
57 */ 63 */
58static ushort ipath_kpiobufs = 32; 64static ushort ipath_kpiobufs;
59 65
60static int ipath_set_kpiobufs(const char *val, struct kernel_param *kp); 66static int ipath_set_kpiobufs(const char *val, struct kernel_param *kp);
61 67
62module_param_call(kpiobufs, ipath_set_kpiobufs, param_get_uint, 68module_param_call(kpiobufs, ipath_set_kpiobufs, param_get_ushort,
63 &ipath_kpiobufs, S_IWUSR | S_IRUGO); 69 &ipath_kpiobufs, S_IWUSR | S_IRUGO);
64MODULE_PARM_DESC(kpiobufs, "Set number of PIO buffers for driver"); 70MODULE_PARM_DESC(kpiobufs, "Set number of PIO buffers for driver");
65 71
@@ -531,8 +537,11 @@ static int init_housekeeping(struct ipath_devdata *dd,
531 * Don't clear ipath_flags as 8bit mode was set before 537 * Don't clear ipath_flags as 8bit mode was set before
532 * entering this func. However, we do set the linkstate to 538 * entering this func. However, we do set the linkstate to
533 * unknown, so we can watch for a transition. 539 * unknown, so we can watch for a transition.
540 * PRESENT is set because we want register reads to work,
541 * and the kernel infrastructure saw it in config space;
542 * We clear it if we have failures.
534 */ 543 */
535 dd->ipath_flags |= IPATH_LINKUNK; 544 dd->ipath_flags |= IPATH_LINKUNK | IPATH_PRESENT;
536 dd->ipath_flags &= ~(IPATH_LINKACTIVE | IPATH_LINKARMED | 545 dd->ipath_flags &= ~(IPATH_LINKACTIVE | IPATH_LINKARMED |
537 IPATH_LINKDOWN | IPATH_LINKINIT); 546 IPATH_LINKDOWN | IPATH_LINKINIT);
538 547
@@ -560,6 +569,7 @@ static int init_housekeeping(struct ipath_devdata *dd,
560 || (dd->ipath_uregbase & 0xffffffff) == 0xffffffff) { 569 || (dd->ipath_uregbase & 0xffffffff) == 0xffffffff) {
561 ipath_dev_err(dd, "Register read failures from chip, " 570 ipath_dev_err(dd, "Register read failures from chip, "
562 "giving up initialization\n"); 571 "giving up initialization\n");
572 dd->ipath_flags &= ~IPATH_PRESENT;
563 ret = -ENODEV; 573 ret = -ENODEV;
564 goto done; 574 goto done;
565 } 575 }
@@ -682,16 +692,14 @@ int ipath_init_chip(struct ipath_devdata *dd, int reinit)
682 */ 692 */
683 dd->ipath_pioavregs = ALIGN(val, sizeof(u64) * BITS_PER_BYTE / 2) 693 dd->ipath_pioavregs = ALIGN(val, sizeof(u64) * BITS_PER_BYTE / 2)
684 / (sizeof(u64) * BITS_PER_BYTE / 2); 694 / (sizeof(u64) * BITS_PER_BYTE / 2);
685 if (!ipath_kpiobufs) /* have to have at least 1, for SMA */ 695 if (ipath_kpiobufs == 0) {
686 kpiobufs = ipath_kpiobufs = 1; 696 /* not set by user, or set explictly to default */
687 else if ((dd->ipath_piobcnt2k + dd->ipath_piobcnt4k) < 697 if ((dd->ipath_piobcnt2k + dd->ipath_piobcnt4k) > 128)
688 (dd->ipath_cfgports * IPATH_MIN_USER_PORT_BUFCNT)) { 698 kpiobufs = 32;
689 dev_info(&dd->pcidev->dev, "Too few PIO buffers (%u) " 699 else
690 "for %u ports to have %u each!\n", 700 kpiobufs = 16;
691 dd->ipath_piobcnt2k + dd->ipath_piobcnt4k, 701 }
692 dd->ipath_cfgports, IPATH_MIN_USER_PORT_BUFCNT); 702 else
693 kpiobufs = 1; /* reserve just the minimum for SMA/ether */
694 } else
695 kpiobufs = ipath_kpiobufs; 703 kpiobufs = ipath_kpiobufs;
696 704
697 if (kpiobufs > 705 if (kpiobufs >
diff --git a/drivers/infiniband/hw/ipath/ipath_intr.c b/drivers/infiniband/hw/ipath/ipath_intr.c
index 60f5f4108069..3e72a1fe3d73 100644
--- a/drivers/infiniband/hw/ipath/ipath_intr.c
+++ b/drivers/infiniband/hw/ipath/ipath_intr.c
@@ -172,8 +172,8 @@ static void handle_e_ibstatuschanged(struct ipath_devdata *dd,
172 "was %s\n", dd->ipath_unit, 172 "was %s\n", dd->ipath_unit,
173 ib_linkstate(lstate), 173 ib_linkstate(lstate),
174 ib_linkstate((unsigned) 174 ib_linkstate((unsigned)
175 dd->ipath_lastibcstat 175 dd->ipath_lastibcstat
176 & IPATH_IBSTATE_MASK)); 176 & IPATH_IBSTATE_MASK));
177 } 177 }
178 else { 178 else {
179 lstate = dd->ipath_lastibcstat & IPATH_IBSTATE_MASK; 179 lstate = dd->ipath_lastibcstat & IPATH_IBSTATE_MASK;
@@ -665,14 +665,14 @@ static void handle_layer_pioavail(struct ipath_devdata *dd)
665 665
666 ret = __ipath_layer_intr(dd, IPATH_LAYER_INT_SEND_CONTINUE); 666 ret = __ipath_layer_intr(dd, IPATH_LAYER_INT_SEND_CONTINUE);
667 if (ret > 0) 667 if (ret > 0)
668 goto clear; 668 goto set;
669 669
670 ret = __ipath_verbs_piobufavail(dd); 670 ret = __ipath_verbs_piobufavail(dd);
671 if (ret > 0) 671 if (ret > 0)
672 goto clear; 672 goto set;
673 673
674 return; 674 return;
675clear: 675set:
676 set_bit(IPATH_S_PIOINTBUFAVAIL, &dd->ipath_sendctrl); 676 set_bit(IPATH_S_PIOINTBUFAVAIL, &dd->ipath_sendctrl);
677 ipath_write_kreg(dd, dd->ipath_kregs->kr_sendctrl, 677 ipath_write_kreg(dd, dd->ipath_kregs->kr_sendctrl,
678 dd->ipath_sendctrl); 678 dd->ipath_sendctrl);
@@ -719,11 +719,24 @@ static void handle_rcv(struct ipath_devdata *dd, u32 istat)
719irqreturn_t ipath_intr(int irq, void *data, struct pt_regs *regs) 719irqreturn_t ipath_intr(int irq, void *data, struct pt_regs *regs)
720{ 720{
721 struct ipath_devdata *dd = data; 721 struct ipath_devdata *dd = data;
722 u32 istat = ipath_read_kreg32(dd, dd->ipath_kregs->kr_intstatus); 722 u32 istat;
723 ipath_err_t estat = 0; 723 ipath_err_t estat = 0;
724 static unsigned unexpected = 0; 724 static unsigned unexpected = 0;
725 irqreturn_t ret; 725 irqreturn_t ret;
726 726
727 if(!(dd->ipath_flags & IPATH_PRESENT)) {
728 /* this is mostly so we don't try to touch the chip while
729 * it is being reset */
730 /*
731 * This return value is perhaps odd, but we do not want the
732 * interrupt core code to remove our interrupt handler
733 * because we don't appear to be handling an interrupt
734 * during a chip reset.
735 */
736 return IRQ_HANDLED;
737 }
738
739 istat = ipath_read_kreg32(dd, dd->ipath_kregs->kr_intstatus);
727 if (unlikely(!istat)) { 740 if (unlikely(!istat)) {
728 ipath_stats.sps_nullintr++; 741 ipath_stats.sps_nullintr++;
729 ret = IRQ_NONE; /* not our interrupt, or already handled */ 742 ret = IRQ_NONE; /* not our interrupt, or already handled */
diff --git a/drivers/infiniband/hw/ipath/ipath_kernel.h b/drivers/infiniband/hw/ipath/ipath_kernel.h
index 159d0aed31a5..e6507f8115bc 100644
--- a/drivers/infiniband/hw/ipath/ipath_kernel.h
+++ b/drivers/infiniband/hw/ipath/ipath_kernel.h
@@ -528,7 +528,6 @@ extern spinlock_t ipath_devs_lock;
528extern struct ipath_devdata *ipath_lookup(int unit); 528extern struct ipath_devdata *ipath_lookup(int unit);
529 529
530extern u16 ipath_layer_rcv_opcode; 530extern u16 ipath_layer_rcv_opcode;
531extern int ipath_verbs_registered;
532extern int __ipath_layer_intr(struct ipath_devdata *, u32); 531extern int __ipath_layer_intr(struct ipath_devdata *, u32);
533extern int ipath_layer_intr(struct ipath_devdata *, u32); 532extern int ipath_layer_intr(struct ipath_devdata *, u32);
534extern int __ipath_layer_rcv(struct ipath_devdata *, void *, 533extern int __ipath_layer_rcv(struct ipath_devdata *, void *,
@@ -732,7 +731,7 @@ u64 ipath_read_kreg64_port(const struct ipath_devdata *, ipath_kreg,
732static inline u32 ipath_read_ureg32(const struct ipath_devdata *dd, 731static inline u32 ipath_read_ureg32(const struct ipath_devdata *dd,
733 ipath_ureg regno, int port) 732 ipath_ureg regno, int port)
734{ 733{
735 if (!dd->ipath_kregbase) 734 if (!dd->ipath_kregbase || !(dd->ipath_flags & IPATH_PRESENT))
736 return 0; 735 return 0;
737 736
738 return readl(regno + (u64 __iomem *) 737 return readl(regno + (u64 __iomem *)
@@ -763,7 +762,7 @@ static inline void ipath_write_ureg(const struct ipath_devdata *dd,
763static inline u32 ipath_read_kreg32(const struct ipath_devdata *dd, 762static inline u32 ipath_read_kreg32(const struct ipath_devdata *dd,
764 ipath_kreg regno) 763 ipath_kreg regno)
765{ 764{
766 if (!dd->ipath_kregbase) 765 if (!dd->ipath_kregbase || !(dd->ipath_flags & IPATH_PRESENT))
767 return -1; 766 return -1;
768 return readl((u32 __iomem *) & dd->ipath_kregbase[regno]); 767 return readl((u32 __iomem *) & dd->ipath_kregbase[regno]);
769} 768}
@@ -771,7 +770,7 @@ static inline u32 ipath_read_kreg32(const struct ipath_devdata *dd,
771static inline u64 ipath_read_kreg64(const struct ipath_devdata *dd, 770static inline u64 ipath_read_kreg64(const struct ipath_devdata *dd,
772 ipath_kreg regno) 771 ipath_kreg regno)
773{ 772{
774 if (!dd->ipath_kregbase) 773 if (!dd->ipath_kregbase || !(dd->ipath_flags & IPATH_PRESENT))
775 return -1; 774 return -1;
776 775
777 return readq(&dd->ipath_kregbase[regno]); 776 return readq(&dd->ipath_kregbase[regno]);
@@ -787,7 +786,7 @@ static inline void ipath_write_kreg(const struct ipath_devdata *dd,
787static inline u64 ipath_read_creg(const struct ipath_devdata *dd, 786static inline u64 ipath_read_creg(const struct ipath_devdata *dd,
788 ipath_sreg regno) 787 ipath_sreg regno)
789{ 788{
790 if (!dd->ipath_kregbase) 789 if (!dd->ipath_kregbase || !(dd->ipath_flags & IPATH_PRESENT))
791 return 0; 790 return 0;
792 791
793 return readq(regno + (u64 __iomem *) 792 return readq(regno + (u64 __iomem *)
@@ -798,7 +797,7 @@ static inline u64 ipath_read_creg(const struct ipath_devdata *dd,
798static inline u32 ipath_read_creg32(const struct ipath_devdata *dd, 797static inline u32 ipath_read_creg32(const struct ipath_devdata *dd,
799 ipath_sreg regno) 798 ipath_sreg regno)
800{ 799{
801 if (!dd->ipath_kregbase) 800 if (!dd->ipath_kregbase || !(dd->ipath_flags & IPATH_PRESENT))
802 return 0; 801 return 0;
803 return readl(regno + (u64 __iomem *) 802 return readl(regno + (u64 __iomem *)
804 (dd->ipath_cregbase + 803 (dd->ipath_cregbase +
diff --git a/drivers/infiniband/hw/ipath/ipath_layer.c b/drivers/infiniband/hw/ipath/ipath_layer.c
index 2cabf6340572..9cb5258ffed9 100644
--- a/drivers/infiniband/hw/ipath/ipath_layer.c
+++ b/drivers/infiniband/hw/ipath/ipath_layer.c
@@ -46,13 +46,15 @@
46/* Acquire before ipath_devs_lock. */ 46/* Acquire before ipath_devs_lock. */
47static DEFINE_MUTEX(ipath_layer_mutex); 47static DEFINE_MUTEX(ipath_layer_mutex);
48 48
49static int ipath_verbs_registered;
50
49u16 ipath_layer_rcv_opcode; 51u16 ipath_layer_rcv_opcode;
52
50static int (*layer_intr)(void *, u32); 53static int (*layer_intr)(void *, u32);
51static int (*layer_rcv)(void *, void *, struct sk_buff *); 54static int (*layer_rcv)(void *, void *, struct sk_buff *);
52static int (*layer_rcv_lid)(void *, void *); 55static int (*layer_rcv_lid)(void *, void *);
53static int (*verbs_piobufavail)(void *); 56static int (*verbs_piobufavail)(void *);
54static void (*verbs_rcv)(void *, void *, void *, u32); 57static void (*verbs_rcv)(void *, void *, void *, u32);
55int ipath_verbs_registered;
56 58
57static void *(*layer_add_one)(int, struct ipath_devdata *); 59static void *(*layer_add_one)(int, struct ipath_devdata *);
58static void (*layer_remove_one)(void *); 60static void (*layer_remove_one)(void *);
@@ -586,6 +588,8 @@ void ipath_verbs_unregister(void)
586 verbs_rcv = NULL; 588 verbs_rcv = NULL;
587 verbs_timer_cb = NULL; 589 verbs_timer_cb = NULL;
588 590
591 ipath_verbs_registered = 0;
592
589 mutex_unlock(&ipath_layer_mutex); 593 mutex_unlock(&ipath_layer_mutex);
590} 594}
591 595
diff --git a/drivers/infiniband/hw/ipath/ipath_pe800.c b/drivers/infiniband/hw/ipath/ipath_pe800.c
index e693a7a82667..6318067ab5ec 100644
--- a/drivers/infiniband/hw/ipath/ipath_pe800.c
+++ b/drivers/infiniband/hw/ipath/ipath_pe800.c
@@ -305,8 +305,8 @@ static const struct ipath_cregs ipath_pe_cregs = {
305 * we'll print them and continue. We reuse the same message buffer as 305 * we'll print them and continue. We reuse the same message buffer as
306 * ipath_handle_errors() to avoid excessive stack usage. 306 * ipath_handle_errors() to avoid excessive stack usage.
307 */ 307 */
308void ipath_pe_handle_hwerrors(struct ipath_devdata *dd, char *msg, 308static void ipath_pe_handle_hwerrors(struct ipath_devdata *dd, char *msg,
309 size_t msgl) 309 size_t msgl)
310{ 310{
311 ipath_err_t hwerrs; 311 ipath_err_t hwerrs;
312 u32 bits, ctrl; 312 u32 bits, ctrl;
@@ -552,7 +552,7 @@ static int ipath_pe_boardname(struct ipath_devdata *dd, char *name,
552 * freeze mode), and enable hardware errors as errors (along with 552 * freeze mode), and enable hardware errors as errors (along with
553 * everything else) in errormask 553 * everything else) in errormask
554 */ 554 */
555void ipath_pe_init_hwerrors(struct ipath_devdata *dd) 555static void ipath_pe_init_hwerrors(struct ipath_devdata *dd)
556{ 556{
557 ipath_err_t val; 557 ipath_err_t val;
558 u64 extsval; 558 u64 extsval;
@@ -577,7 +577,7 @@ void ipath_pe_init_hwerrors(struct ipath_devdata *dd)
577 * ipath_pe_bringup_serdes - bring up the serdes 577 * ipath_pe_bringup_serdes - bring up the serdes
578 * @dd: the infinipath device 578 * @dd: the infinipath device
579 */ 579 */
580int ipath_pe_bringup_serdes(struct ipath_devdata *dd) 580static int ipath_pe_bringup_serdes(struct ipath_devdata *dd)
581{ 581{
582 u64 val, tmp, config1; 582 u64 val, tmp, config1;
583 int ret = 0, change = 0; 583 int ret = 0, change = 0;
@@ -694,7 +694,7 @@ int ipath_pe_bringup_serdes(struct ipath_devdata *dd)
694 * @dd: the infinipath device 694 * @dd: the infinipath device
695 * Called when driver is being unloaded 695 * Called when driver is being unloaded
696 */ 696 */
697void ipath_pe_quiet_serdes(struct ipath_devdata *dd) 697static void ipath_pe_quiet_serdes(struct ipath_devdata *dd)
698{ 698{
699 u64 val = ipath_read_kreg64(dd, dd->ipath_kregs->kr_serdesconfig0); 699 u64 val = ipath_read_kreg64(dd, dd->ipath_kregs->kr_serdesconfig0);
700 700
@@ -972,6 +972,8 @@ static int ipath_setup_pe_reset(struct ipath_devdata *dd)
972 /* Use ERROR so it shows up in logs, etc. */ 972 /* Use ERROR so it shows up in logs, etc. */
973 ipath_dev_err(dd, "Resetting PE-800 unit %u\n", 973 ipath_dev_err(dd, "Resetting PE-800 unit %u\n",
974 dd->ipath_unit); 974 dd->ipath_unit);
975 /* keep chip from being accessed in a few places */
976 dd->ipath_flags &= ~(IPATH_INITTED|IPATH_PRESENT);
975 val = dd->ipath_control | INFINIPATH_C_RESET; 977 val = dd->ipath_control | INFINIPATH_C_RESET;
976 ipath_write_kreg(dd, dd->ipath_kregs->kr_control, val); 978 ipath_write_kreg(dd, dd->ipath_kregs->kr_control, val);
977 mb(); 979 mb();
@@ -997,6 +999,8 @@ static int ipath_setup_pe_reset(struct ipath_devdata *dd)
997 if ((r = pci_enable_device(dd->pcidev))) 999 if ((r = pci_enable_device(dd->pcidev)))
998 ipath_dev_err(dd, "pci_enable_device failed after " 1000 ipath_dev_err(dd, "pci_enable_device failed after "
999 "reset: %d\n", r); 1001 "reset: %d\n", r);
1002 /* whether it worked or not, mark as present, again */
1003 dd->ipath_flags |= IPATH_PRESENT;
1000 val = ipath_read_kreg64(dd, dd->ipath_kregs->kr_revision); 1004 val = ipath_read_kreg64(dd, dd->ipath_kregs->kr_revision);
1001 if (val == dd->ipath_revision) { 1005 if (val == dd->ipath_revision) {
1002 ipath_cdbg(VERBOSE, "Got matching revision " 1006 ipath_cdbg(VERBOSE, "Got matching revision "
diff --git a/drivers/infiniband/hw/ipath/ipath_qp.c b/drivers/infiniband/hw/ipath/ipath_qp.c
index 6058d70d7577..18890716db1e 100644
--- a/drivers/infiniband/hw/ipath/ipath_qp.c
+++ b/drivers/infiniband/hw/ipath/ipath_qp.c
@@ -188,8 +188,8 @@ static void free_qpn(struct ipath_qp_table *qpt, u32 qpn)
188 * Allocate the next available QPN and put the QP into the hash table. 188 * Allocate the next available QPN and put the QP into the hash table.
189 * The hash table holds a reference to the QP. 189 * The hash table holds a reference to the QP.
190 */ 190 */
191int ipath_alloc_qpn(struct ipath_qp_table *qpt, struct ipath_qp *qp, 191static int ipath_alloc_qpn(struct ipath_qp_table *qpt, struct ipath_qp *qp,
192 enum ib_qp_type type) 192 enum ib_qp_type type)
193{ 193{
194 unsigned long flags; 194 unsigned long flags;
195 u32 qpn; 195 u32 qpn;
@@ -232,7 +232,7 @@ bail:
232 * Remove the QP from the table so it can't be found asynchronously by 232 * Remove the QP from the table so it can't be found asynchronously by
233 * the receive interrupt routine. 233 * the receive interrupt routine.
234 */ 234 */
235void ipath_free_qp(struct ipath_qp_table *qpt, struct ipath_qp *qp) 235static void ipath_free_qp(struct ipath_qp_table *qpt, struct ipath_qp *qp)
236{ 236{
237 struct ipath_qp *q, **qpp; 237 struct ipath_qp *q, **qpp;
238 unsigned long flags; 238 unsigned long flags;
@@ -358,6 +358,65 @@ static void ipath_reset_qp(struct ipath_qp *qp)
358} 358}
359 359
360/** 360/**
361 * ipath_error_qp - put a QP into an error state
362 * @qp: the QP to put into an error state
363 *
364 * Flushes both send and receive work queues.
365 * QP r_rq.lock and s_lock should be held.
366 */
367
368static void ipath_error_qp(struct ipath_qp *qp)
369{
370 struct ipath_ibdev *dev = to_idev(qp->ibqp.device);
371 struct ib_wc wc;
372
373 _VERBS_INFO("QP%d/%d in error state\n",
374 qp->ibqp.qp_num, qp->remote_qpn);
375
376 spin_lock(&dev->pending_lock);
377 /* XXX What if its already removed by the timeout code? */
378 if (qp->timerwait.next != LIST_POISON1)
379 list_del(&qp->timerwait);
380 if (qp->piowait.next != LIST_POISON1)
381 list_del(&qp->piowait);
382 spin_unlock(&dev->pending_lock);
383
384 wc.status = IB_WC_WR_FLUSH_ERR;
385 wc.vendor_err = 0;
386 wc.byte_len = 0;
387 wc.imm_data = 0;
388 wc.qp_num = qp->ibqp.qp_num;
389 wc.src_qp = 0;
390 wc.wc_flags = 0;
391 wc.pkey_index = 0;
392 wc.slid = 0;
393 wc.sl = 0;
394 wc.dlid_path_bits = 0;
395 wc.port_num = 0;
396
397 while (qp->s_last != qp->s_head) {
398 struct ipath_swqe *wqe = get_swqe_ptr(qp, qp->s_last);
399
400 wc.wr_id = wqe->wr.wr_id;
401 wc.opcode = ib_ipath_wc_opcode[wqe->wr.opcode];
402 if (++qp->s_last >= qp->s_size)
403 qp->s_last = 0;
404 ipath_cq_enter(to_icq(qp->ibqp.send_cq), &wc, 1);
405 }
406 qp->s_cur = qp->s_tail = qp->s_head;
407 qp->s_hdrwords = 0;
408 qp->s_ack_state = IB_OPCODE_RC_ACKNOWLEDGE;
409
410 wc.opcode = IB_WC_RECV;
411 while (qp->r_rq.tail != qp->r_rq.head) {
412 wc.wr_id = get_rwqe_ptr(&qp->r_rq, qp->r_rq.tail)->wr_id;
413 if (++qp->r_rq.tail >= qp->r_rq.size)
414 qp->r_rq.tail = 0;
415 ipath_cq_enter(to_icq(qp->ibqp.recv_cq), &wc, 1);
416 }
417}
418
419/**
361 * ipath_modify_qp - modify the attributes of a queue pair 420 * ipath_modify_qp - modify the attributes of a queue pair
362 * @ibqp: the queue pair who's attributes we're modifying 421 * @ibqp: the queue pair who's attributes we're modifying
363 * @attr: the new attributes 422 * @attr: the new attributes
@@ -821,65 +880,6 @@ void ipath_sqerror_qp(struct ipath_qp *qp, struct ib_wc *wc)
821} 880}
822 881
823/** 882/**
824 * ipath_error_qp - put a QP into an error state
825 * @qp: the QP to put into an error state
826 *
827 * Flushes both send and receive work queues.
828 * QP r_rq.lock and s_lock should be held.
829 */
830
831void ipath_error_qp(struct ipath_qp *qp)
832{
833 struct ipath_ibdev *dev = to_idev(qp->ibqp.device);
834 struct ib_wc wc;
835
836 _VERBS_INFO("QP%d/%d in error state\n",
837 qp->ibqp.qp_num, qp->remote_qpn);
838
839 spin_lock(&dev->pending_lock);
840 /* XXX What if its already removed by the timeout code? */
841 if (qp->timerwait.next != LIST_POISON1)
842 list_del(&qp->timerwait);
843 if (qp->piowait.next != LIST_POISON1)
844 list_del(&qp->piowait);
845 spin_unlock(&dev->pending_lock);
846
847 wc.status = IB_WC_WR_FLUSH_ERR;
848 wc.vendor_err = 0;
849 wc.byte_len = 0;
850 wc.imm_data = 0;
851 wc.qp_num = qp->ibqp.qp_num;
852 wc.src_qp = 0;
853 wc.wc_flags = 0;
854 wc.pkey_index = 0;
855 wc.slid = 0;
856 wc.sl = 0;
857 wc.dlid_path_bits = 0;
858 wc.port_num = 0;
859
860 while (qp->s_last != qp->s_head) {
861 struct ipath_swqe *wqe = get_swqe_ptr(qp, qp->s_last);
862
863 wc.wr_id = wqe->wr.wr_id;
864 wc.opcode = ib_ipath_wc_opcode[wqe->wr.opcode];
865 if (++qp->s_last >= qp->s_size)
866 qp->s_last = 0;
867 ipath_cq_enter(to_icq(qp->ibqp.send_cq), &wc, 1);
868 }
869 qp->s_cur = qp->s_tail = qp->s_head;
870 qp->s_hdrwords = 0;
871 qp->s_ack_state = IB_OPCODE_RC_ACKNOWLEDGE;
872
873 wc.opcode = IB_WC_RECV;
874 while (qp->r_rq.tail != qp->r_rq.head) {
875 wc.wr_id = get_rwqe_ptr(&qp->r_rq, qp->r_rq.tail)->wr_id;
876 if (++qp->r_rq.tail >= qp->r_rq.size)
877 qp->r_rq.tail = 0;
878 ipath_cq_enter(to_icq(qp->ibqp.recv_cq), &wc, 1);
879 }
880}
881
882/**
883 * ipath_get_credit - flush the send work queue of a QP 883 * ipath_get_credit - flush the send work queue of a QP
884 * @qp: the qp who's send work queue to flush 884 * @qp: the qp who's send work queue to flush
885 * @aeth: the Acknowledge Extended Transport Header 885 * @aeth: the Acknowledge Extended Transport Header
diff --git a/drivers/infiniband/hw/ipath/ipath_registers.h b/drivers/infiniband/hw/ipath/ipath_registers.h
index 1e59750c5f63..402126eb79c9 100644
--- a/drivers/infiniband/hw/ipath/ipath_registers.h
+++ b/drivers/infiniband/hw/ipath/ipath_registers.h
@@ -34,8 +34,9 @@
34#define _IPATH_REGISTERS_H 34#define _IPATH_REGISTERS_H
35 35
36/* 36/*
37 * This file should only be included by kernel source, and by the diags. 37 * This file should only be included by kernel source, and by the diags. It
38 * It defines the registers, and their contents, for the InfiniPath HT-400 chip 38 * defines the registers, and their contents, for the InfiniPath HT-400
39 * chip.
39 */ 40 */
40 41
41/* 42/*
@@ -156,8 +157,10 @@
156#define INFINIPATH_IBCC_FLOWCTRLWATERMARK_SHIFT 8 157#define INFINIPATH_IBCC_FLOWCTRLWATERMARK_SHIFT 8
157#define INFINIPATH_IBCC_LINKINITCMD_MASK 0x3ULL 158#define INFINIPATH_IBCC_LINKINITCMD_MASK 0x3ULL
158#define INFINIPATH_IBCC_LINKINITCMD_DISABLE 1 159#define INFINIPATH_IBCC_LINKINITCMD_DISABLE 1
159#define INFINIPATH_IBCC_LINKINITCMD_POLL 2 /* cycle through TS1/TS2 till OK */ 160/* cycle through TS1/TS2 till OK */
160#define INFINIPATH_IBCC_LINKINITCMD_SLEEP 3 /* wait for TS1, then go on */ 161#define INFINIPATH_IBCC_LINKINITCMD_POLL 2
162/* wait for TS1, then go on */
163#define INFINIPATH_IBCC_LINKINITCMD_SLEEP 3
161#define INFINIPATH_IBCC_LINKINITCMD_SHIFT 16 164#define INFINIPATH_IBCC_LINKINITCMD_SHIFT 16
162#define INFINIPATH_IBCC_LINKCMD_MASK 0x3ULL 165#define INFINIPATH_IBCC_LINKCMD_MASK 0x3ULL
163#define INFINIPATH_IBCC_LINKCMD_INIT 1 /* move to 0x11 */ 166#define INFINIPATH_IBCC_LINKCMD_INIT 1 /* move to 0x11 */
@@ -182,7 +185,8 @@
182#define INFINIPATH_IBCS_LINKSTATE_SHIFT 4 185#define INFINIPATH_IBCS_LINKSTATE_SHIFT 4
183#define INFINIPATH_IBCS_TXREADY 0x40000000 186#define INFINIPATH_IBCS_TXREADY 0x40000000
184#define INFINIPATH_IBCS_TXCREDITOK 0x80000000 187#define INFINIPATH_IBCS_TXCREDITOK 0x80000000
185/* link training states (shift by INFINIPATH_IBCS_LINKTRAININGSTATE_SHIFT) */ 188/* link training states (shift by
189 INFINIPATH_IBCS_LINKTRAININGSTATE_SHIFT) */
186#define INFINIPATH_IBCS_LT_STATE_DISABLED 0x00 190#define INFINIPATH_IBCS_LT_STATE_DISABLED 0x00
187#define INFINIPATH_IBCS_LT_STATE_LINKUP 0x01 191#define INFINIPATH_IBCS_LT_STATE_LINKUP 0x01
188#define INFINIPATH_IBCS_LT_STATE_POLLACTIVE 0x02 192#define INFINIPATH_IBCS_LT_STATE_POLLACTIVE 0x02
@@ -267,10 +271,12 @@
267/* kr_serdesconfig0 bits */ 271/* kr_serdesconfig0 bits */
268#define INFINIPATH_SERDC0_RESET_MASK 0xfULL /* overal reset bits */ 272#define INFINIPATH_SERDC0_RESET_MASK 0xfULL /* overal reset bits */
269#define INFINIPATH_SERDC0_RESET_PLL 0x10000000ULL /* pll reset */ 273#define INFINIPATH_SERDC0_RESET_PLL 0x10000000ULL /* pll reset */
270#define INFINIPATH_SERDC0_TXIDLE 0xF000ULL /* tx idle enables (per lane) */ 274/* tx idle enables (per lane) */
271#define INFINIPATH_SERDC0_RXDETECT_EN 0xF0000ULL /* rx detect enables (per lane) */ 275#define INFINIPATH_SERDC0_TXIDLE 0xF000ULL
272#define INFINIPATH_SERDC0_L1PWR_DN 0xF0ULL /* L1 Power down; use with RXDETECT, 276/* rx detect enables (per lane) */
273 Otherwise not used on IB side */ 277#define INFINIPATH_SERDC0_RXDETECT_EN 0xF0000ULL
278/* L1 Power down; use with RXDETECT, Otherwise not used on IB side */
279#define INFINIPATH_SERDC0_L1PWR_DN 0xF0ULL
274 280
275/* kr_xgxsconfig bits */ 281/* kr_xgxsconfig bits */
276#define INFINIPATH_XGXS_RESET 0x7ULL 282#define INFINIPATH_XGXS_RESET 0x7ULL
@@ -390,12 +396,13 @@ struct ipath_kregs {
390 ipath_kreg kr_txintmemsize; 396 ipath_kreg kr_txintmemsize;
391 ipath_kreg kr_xgxsconfig; 397 ipath_kreg kr_xgxsconfig;
392 ipath_kreg kr_ibpllcfg; 398 ipath_kreg kr_ibpllcfg;
393 /* use these two (and the following N ports) only with ipath_k*_kreg64_port(); 399 /* use these two (and the following N ports) only with
394 * not *kreg64() */ 400 * ipath_k*_kreg64_port(); not *kreg64() */
395 ipath_kreg kr_rcvhdraddr; 401 ipath_kreg kr_rcvhdraddr;
396 ipath_kreg kr_rcvhdrtailaddr; 402 ipath_kreg kr_rcvhdrtailaddr;
397 403
398 /* remaining registers are not present on all types of infinipath chips */ 404 /* remaining registers are not present on all types of infinipath
405 chips */
399 ipath_kreg kr_rcvpktledcnt; 406 ipath_kreg kr_rcvpktledcnt;
400 ipath_kreg kr_pcierbuftestreg0; 407 ipath_kreg kr_pcierbuftestreg0;
401 ipath_kreg kr_pcierbuftestreg1; 408 ipath_kreg kr_pcierbuftestreg1;
diff --git a/drivers/infiniband/hw/ipath/ipath_ruc.c b/drivers/infiniband/hw/ipath/ipath_ruc.c
index f232e77b78ee..eb81424b3c5b 100644
--- a/drivers/infiniband/hw/ipath/ipath_ruc.c
+++ b/drivers/infiniband/hw/ipath/ipath_ruc.c
@@ -531,19 +531,12 @@ int ipath_post_rc_send(struct ipath_qp *qp, struct ib_send_wr *wr)
531 } 531 }
532 wqe->wr.num_sge = j; 532 wqe->wr.num_sge = j;
533 qp->s_head = next; 533 qp->s_head = next;
534 /*
535 * Wake up the send tasklet if the QP is not waiting
536 * for an RNR timeout.
537 */
538 next = qp->s_rnr_timeout;
539 spin_unlock_irqrestore(&qp->s_lock, flags); 534 spin_unlock_irqrestore(&qp->s_lock, flags);
540 535
541 if (next == 0) { 536 if (qp->ibqp.qp_type == IB_QPT_UC)
542 if (qp->ibqp.qp_type == IB_QPT_UC) 537 ipath_do_uc_send((unsigned long) qp);
543 ipath_do_uc_send((unsigned long) qp); 538 else
544 else 539 ipath_do_rc_send((unsigned long) qp);
545 ipath_do_rc_send((unsigned long) qp);
546 }
547 540
548 ret = 0; 541 ret = 0;
549 542
diff --git a/drivers/infiniband/hw/ipath/ipath_sysfs.c b/drivers/infiniband/hw/ipath/ipath_sysfs.c
index 32acd8048b49..f323791cc495 100644
--- a/drivers/infiniband/hw/ipath/ipath_sysfs.c
+++ b/drivers/infiniband/hw/ipath/ipath_sysfs.c
@@ -711,10 +711,22 @@ static struct attribute_group dev_attr_group = {
711 * enters diag mode. A device reset is quite likely to crash the 711 * enters diag mode. A device reset is quite likely to crash the
712 * machine entirely, so we don't want to normally make it 712 * machine entirely, so we don't want to normally make it
713 * available. 713 * available.
714 *
715 * Called with ipath_mutex held.
714 */ 716 */
715int ipath_expose_reset(struct device *dev) 717int ipath_expose_reset(struct device *dev)
716{ 718{
717 return device_create_file(dev, &dev_attr_reset); 719 static int exposed;
720 int ret;
721
722 if (!exposed) {
723 ret = device_create_file(dev, &dev_attr_reset);
724 exposed = 1;
725 }
726 else
727 ret = 0;
728
729 return ret;
718} 730}
719 731
720int ipath_driver_create_group(struct device_driver *drv) 732int ipath_driver_create_group(struct device_driver *drv)
diff --git a/drivers/infiniband/hw/ipath/ipath_ud.c b/drivers/infiniband/hw/ipath/ipath_ud.c
index 5ff3de6128b2..e606daf83210 100644
--- a/drivers/infiniband/hw/ipath/ipath_ud.c
+++ b/drivers/infiniband/hw/ipath/ipath_ud.c
@@ -46,8 +46,10 @@
46 * This is called from ipath_post_ud_send() to forward a WQE addressed 46 * This is called from ipath_post_ud_send() to forward a WQE addressed
47 * to the same HCA. 47 * to the same HCA.
48 */ 48 */
49void ipath_ud_loopback(struct ipath_qp *sqp, struct ipath_sge_state *ss, 49static void ipath_ud_loopback(struct ipath_qp *sqp,
50 u32 length, struct ib_send_wr *wr, struct ib_wc *wc) 50 struct ipath_sge_state *ss,
51 u32 length, struct ib_send_wr *wr,
52 struct ib_wc *wc)
51{ 53{
52 struct ipath_ibdev *dev = to_idev(sqp->ibqp.device); 54 struct ipath_ibdev *dev = to_idev(sqp->ibqp.device);
53 struct ipath_qp *qp; 55 struct ipath_qp *qp;
diff --git a/drivers/infiniband/hw/ipath/ipath_verbs.c b/drivers/infiniband/hw/ipath/ipath_verbs.c
index 9f27fd35cdbb..cb9e387c301f 100644
--- a/drivers/infiniband/hw/ipath/ipath_verbs.c
+++ b/drivers/infiniband/hw/ipath/ipath_verbs.c
@@ -41,7 +41,7 @@
41/* Not static, because we don't want the compiler removing it */ 41/* Not static, because we don't want the compiler removing it */
42const char ipath_verbs_version[] = "ipath_verbs " IPATH_IDSTR; 42const char ipath_verbs_version[] = "ipath_verbs " IPATH_IDSTR;
43 43
44unsigned int ib_ipath_qp_table_size = 251; 44static unsigned int ib_ipath_qp_table_size = 251;
45module_param_named(qp_table_size, ib_ipath_qp_table_size, uint, S_IRUGO); 45module_param_named(qp_table_size, ib_ipath_qp_table_size, uint, S_IRUGO);
46MODULE_PARM_DESC(qp_table_size, "QP table size"); 46MODULE_PARM_DESC(qp_table_size, "QP table size");
47 47
@@ -87,7 +87,7 @@ const enum ib_wc_opcode ib_ipath_wc_opcode[] = {
87/* 87/*
88 * System image GUID. 88 * System image GUID.
89 */ 89 */
90__be64 sys_image_guid; 90static __be64 sys_image_guid;
91 91
92/** 92/**
93 * ipath_copy_sge - copy data to SGE memory 93 * ipath_copy_sge - copy data to SGE memory
@@ -449,7 +449,6 @@ static void ipath_ib_timer(void *arg)
449{ 449{
450 struct ipath_ibdev *dev = (struct ipath_ibdev *) arg; 450 struct ipath_ibdev *dev = (struct ipath_ibdev *) arg;
451 struct ipath_qp *resend = NULL; 451 struct ipath_qp *resend = NULL;
452 struct ipath_qp *rnr = NULL;
453 struct list_head *last; 452 struct list_head *last;
454 struct ipath_qp *qp; 453 struct ipath_qp *qp;
455 unsigned long flags; 454 unsigned long flags;
@@ -465,32 +464,18 @@ static void ipath_ib_timer(void *arg)
465 last = &dev->pending[dev->pending_index]; 464 last = &dev->pending[dev->pending_index];
466 while (!list_empty(last)) { 465 while (!list_empty(last)) {
467 qp = list_entry(last->next, struct ipath_qp, timerwait); 466 qp = list_entry(last->next, struct ipath_qp, timerwait);
468 if (last->next == LIST_POISON1 || 467 list_del(&qp->timerwait);
469 last->next != &qp->timerwait || 468 qp->timer_next = resend;
470 qp->timerwait.prev != last) { 469 resend = qp;
471 INIT_LIST_HEAD(last); 470 atomic_inc(&qp->refcount);
472 } else {
473 list_del(&qp->timerwait);
474 qp->timerwait.prev = (struct list_head *) resend;
475 resend = qp;
476 atomic_inc(&qp->refcount);
477 }
478 } 471 }
479 last = &dev->rnrwait; 472 last = &dev->rnrwait;
480 if (!list_empty(last)) { 473 if (!list_empty(last)) {
481 qp = list_entry(last->next, struct ipath_qp, timerwait); 474 qp = list_entry(last->next, struct ipath_qp, timerwait);
482 if (--qp->s_rnr_timeout == 0) { 475 if (--qp->s_rnr_timeout == 0) {
483 do { 476 do {
484 if (last->next == LIST_POISON1 ||
485 last->next != &qp->timerwait ||
486 qp->timerwait.prev != last) {
487 INIT_LIST_HEAD(last);
488 break;
489 }
490 list_del(&qp->timerwait); 477 list_del(&qp->timerwait);
491 qp->timerwait.prev = 478 tasklet_hi_schedule(&qp->s_task);
492 (struct list_head *) rnr;
493 rnr = qp;
494 if (list_empty(last)) 479 if (list_empty(last))
495 break; 480 break;
496 qp = list_entry(last->next, struct ipath_qp, 481 qp = list_entry(last->next, struct ipath_qp,
@@ -530,8 +515,7 @@ static void ipath_ib_timer(void *arg)
530 spin_unlock_irqrestore(&dev->pending_lock, flags); 515 spin_unlock_irqrestore(&dev->pending_lock, flags);
531 516
532 /* XXX What if timer fires again while this is running? */ 517 /* XXX What if timer fires again while this is running? */
533 for (qp = resend; qp != NULL; 518 for (qp = resend; qp != NULL; qp = qp->timer_next) {
534 qp = (struct ipath_qp *) qp->timerwait.prev) {
535 struct ib_wc wc; 519 struct ib_wc wc;
536 520
537 spin_lock_irqsave(&qp->s_lock, flags); 521 spin_lock_irqsave(&qp->s_lock, flags);
@@ -545,9 +529,6 @@ static void ipath_ib_timer(void *arg)
545 if (atomic_dec_and_test(&qp->refcount)) 529 if (atomic_dec_and_test(&qp->refcount))
546 wake_up(&qp->wait); 530 wake_up(&qp->wait);
547 } 531 }
548 for (qp = rnr; qp != NULL;
549 qp = (struct ipath_qp *) qp->timerwait.prev)
550 tasklet_hi_schedule(&qp->s_task);
551} 532}
552 533
553/** 534/**
@@ -556,9 +537,9 @@ static void ipath_ib_timer(void *arg)
556 * 537 *
557 * This is called from ipath_intr() at interrupt level when a PIO buffer is 538 * This is called from ipath_intr() at interrupt level when a PIO buffer is
558 * available after ipath_verbs_send() returned an error that no buffers were 539 * available after ipath_verbs_send() returned an error that no buffers were
559 * available. Return 0 if we consumed all the PIO buffers and we still have 540 * available. Return 1 if we consumed all the PIO buffers and we still have
560 * QPs waiting for buffers (for now, just do a tasklet_hi_schedule and 541 * QPs waiting for buffers (for now, just do a tasklet_hi_schedule and
561 * return one). 542 * return zero).
562 */ 543 */
563static int ipath_ib_piobufavail(void *arg) 544static int ipath_ib_piobufavail(void *arg)
564{ 545{
@@ -579,7 +560,7 @@ static int ipath_ib_piobufavail(void *arg)
579 spin_unlock_irqrestore(&dev->pending_lock, flags); 560 spin_unlock_irqrestore(&dev->pending_lock, flags);
580 561
581bail: 562bail:
582 return 1; 563 return 0;
583} 564}
584 565
585static int ipath_query_device(struct ib_device *ibdev, 566static int ipath_query_device(struct ib_device *ibdev,
@@ -1110,7 +1091,7 @@ static void ipath_unregister_ib_device(void *arg)
1110 ib_dealloc_device(ibdev); 1091 ib_dealloc_device(ibdev);
1111} 1092}
1112 1093
1113int __init ipath_verbs_init(void) 1094static int __init ipath_verbs_init(void)
1114{ 1095{
1115 return ipath_verbs_register(ipath_register_ib_device, 1096 return ipath_verbs_register(ipath_register_ib_device,
1116 ipath_unregister_ib_device, 1097 ipath_unregister_ib_device,
@@ -1118,33 +1099,33 @@ int __init ipath_verbs_init(void)
1118 ipath_ib_timer); 1099 ipath_ib_timer);
1119} 1100}
1120 1101
1121void __exit ipath_verbs_cleanup(void) 1102static void __exit ipath_verbs_cleanup(void)
1122{ 1103{
1123 ipath_verbs_unregister(); 1104 ipath_verbs_unregister();
1124} 1105}
1125 1106
1126static ssize_t show_rev(struct class_device *cdev, char *buf) 1107static ssize_t show_rev(struct class_device *cdev, char *buf)
1127{ 1108{
1128 struct ipath_ibdev *dev = 1109 struct ipath_ibdev *dev =
1129 container_of(cdev, struct ipath_ibdev, ibdev.class_dev); 1110 container_of(cdev, struct ipath_ibdev, ibdev.class_dev);
1130 int vendor, boardrev, majrev, minrev; 1111 int vendor, boardrev, majrev, minrev;
1131 1112
1132 ipath_layer_query_device(dev->dd, &vendor, &boardrev, 1113 ipath_layer_query_device(dev->dd, &vendor, &boardrev,
1133 &majrev, &minrev); 1114 &majrev, &minrev);
1134 return sprintf(buf, "%d.%d\n", majrev, minrev); 1115 return sprintf(buf, "%d.%d\n", majrev, minrev);
1135} 1116}
1136 1117
1137static ssize_t show_hca(struct class_device *cdev, char *buf) 1118static ssize_t show_hca(struct class_device *cdev, char *buf)
1138{ 1119{
1139 struct ipath_ibdev *dev = 1120 struct ipath_ibdev *dev =
1140 container_of(cdev, struct ipath_ibdev, ibdev.class_dev); 1121 container_of(cdev, struct ipath_ibdev, ibdev.class_dev);
1141 int ret; 1122 int ret;
1142 1123
1143 ret = ipath_layer_get_boardname(dev->dd, buf, 128); 1124 ret = ipath_layer_get_boardname(dev->dd, buf, 128);
1144 if (ret < 0) 1125 if (ret < 0)
1145 goto bail; 1126 goto bail;
1146 strcat(buf, "\n"); 1127 strcat(buf, "\n");
1147 ret = strlen(buf); 1128 ret = strlen(buf);
1148 1129
1149bail: 1130bail:
1150 return ret; 1131 return ret;
@@ -1152,40 +1133,40 @@ bail:
1152 1133
1153static ssize_t show_stats(struct class_device *cdev, char *buf) 1134static ssize_t show_stats(struct class_device *cdev, char *buf)
1154{ 1135{
1155 struct ipath_ibdev *dev = 1136 struct ipath_ibdev *dev =
1156 container_of(cdev, struct ipath_ibdev, ibdev.class_dev); 1137 container_of(cdev, struct ipath_ibdev, ibdev.class_dev);
1157 int i; 1138 int i;
1158 int len; 1139 int len;
1159 1140
1160 len = sprintf(buf, 1141 len = sprintf(buf,
1161 "RC resends %d\n" 1142 "RC resends %d\n"
1162 "RC QACKs %d\n" 1143 "RC no QACK %d\n"
1163 "RC ACKs %d\n" 1144 "RC ACKs %d\n"
1164 "RC SEQ NAKs %d\n" 1145 "RC SEQ NAKs %d\n"
1165 "RC RDMA seq %d\n" 1146 "RC RDMA seq %d\n"
1166 "RC RNR NAKs %d\n" 1147 "RC RNR NAKs %d\n"
1167 "RC OTH NAKs %d\n" 1148 "RC OTH NAKs %d\n"
1168 "RC timeouts %d\n" 1149 "RC timeouts %d\n"
1169 "RC RDMA dup %d\n" 1150 "RC RDMA dup %d\n"
1170 "piobuf wait %d\n" 1151 "piobuf wait %d\n"
1171 "no piobuf %d\n" 1152 "no piobuf %d\n"
1172 "PKT drops %d\n" 1153 "PKT drops %d\n"
1173 "WQE errs %d\n", 1154 "WQE errs %d\n",
1174 dev->n_rc_resends, dev->n_rc_qacks, dev->n_rc_acks, 1155 dev->n_rc_resends, dev->n_rc_qacks, dev->n_rc_acks,
1175 dev->n_seq_naks, dev->n_rdma_seq, dev->n_rnr_naks, 1156 dev->n_seq_naks, dev->n_rdma_seq, dev->n_rnr_naks,
1176 dev->n_other_naks, dev->n_timeouts, 1157 dev->n_other_naks, dev->n_timeouts,
1177 dev->n_rdma_dup_busy, dev->n_piowait, 1158 dev->n_rdma_dup_busy, dev->n_piowait,
1178 dev->n_no_piobuf, dev->n_pkt_drops, dev->n_wqe_errs); 1159 dev->n_no_piobuf, dev->n_pkt_drops, dev->n_wqe_errs);
1179 for (i = 0; i < ARRAY_SIZE(dev->opstats); i++) { 1160 for (i = 0; i < ARRAY_SIZE(dev->opstats); i++) {
1180 const struct ipath_opcode_stats *si = &dev->opstats[i]; 1161 const struct ipath_opcode_stats *si = &dev->opstats[i];
1181 1162
1182 if (!si->n_packets && !si->n_bytes) 1163 if (!si->n_packets && !si->n_bytes)
1183 continue; 1164 continue;
1184 len += sprintf(buf + len, "%02x %llu/%llu\n", i, 1165 len += sprintf(buf + len, "%02x %llu/%llu\n", i,
1185 (unsigned long long) si->n_packets, 1166 (unsigned long long) si->n_packets,
1186 (unsigned long long) si->n_bytes); 1167 (unsigned long long) si->n_bytes);
1187 } 1168 }
1188 return len; 1169 return len;
1189} 1170}
1190 1171
1191static CLASS_DEVICE_ATTR(hw_rev, S_IRUGO, show_rev, NULL); 1172static CLASS_DEVICE_ATTR(hw_rev, S_IRUGO, show_rev, NULL);
@@ -1194,25 +1175,25 @@ static CLASS_DEVICE_ATTR(board_id, S_IRUGO, show_hca, NULL);
1194static CLASS_DEVICE_ATTR(stats, S_IRUGO, show_stats, NULL); 1175static CLASS_DEVICE_ATTR(stats, S_IRUGO, show_stats, NULL);
1195 1176
1196static struct class_device_attribute *ipath_class_attributes[] = { 1177static struct class_device_attribute *ipath_class_attributes[] = {
1197 &class_device_attr_hw_rev, 1178 &class_device_attr_hw_rev,
1198 &class_device_attr_hca_type, 1179 &class_device_attr_hca_type,
1199 &class_device_attr_board_id, 1180 &class_device_attr_board_id,
1200 &class_device_attr_stats 1181 &class_device_attr_stats
1201}; 1182};
1202 1183
1203static int ipath_verbs_register_sysfs(struct ib_device *dev) 1184static int ipath_verbs_register_sysfs(struct ib_device *dev)
1204{ 1185{
1205 int i; 1186 int i;
1206 int ret; 1187 int ret;
1207 1188
1208 for (i = 0; i < ARRAY_SIZE(ipath_class_attributes); ++i) 1189 for (i = 0; i < ARRAY_SIZE(ipath_class_attributes); ++i)
1209 if (class_device_create_file(&dev->class_dev, 1190 if (class_device_create_file(&dev->class_dev,
1210 ipath_class_attributes[i])) { 1191 ipath_class_attributes[i])) {
1211 ret = 1; 1192 ret = 1;
1212 goto bail; 1193 goto bail;
1213 } 1194 }
1214 1195
1215 ret = 0; 1196 ret = 0;
1216 1197
1217bail: 1198bail:
1218 return ret; 1199 return ret;
diff --git a/drivers/infiniband/hw/ipath/ipath_verbs.h b/drivers/infiniband/hw/ipath/ipath_verbs.h
index b824632b2a8c..4f8d59300e9b 100644
--- a/drivers/infiniband/hw/ipath/ipath_verbs.h
+++ b/drivers/infiniband/hw/ipath/ipath_verbs.h
@@ -282,7 +282,8 @@ struct ipath_srq {
282 */ 282 */
283struct ipath_qp { 283struct ipath_qp {
284 struct ib_qp ibqp; 284 struct ib_qp ibqp;
285 struct ipath_qp *next; /* link list for QPN hash table */ 285 struct ipath_qp *next; /* link list for QPN hash table */
286 struct ipath_qp *timer_next; /* link list for ipath_ib_timer() */
286 struct list_head piowait; /* link for wait PIO buf */ 287 struct list_head piowait; /* link for wait PIO buf */
287 struct list_head timerwait; /* link for waiting for timeouts */ 288 struct list_head timerwait; /* link for waiting for timeouts */
288 struct ib_ah_attr remote_ah_attr; 289 struct ib_ah_attr remote_ah_attr;
@@ -577,8 +578,6 @@ int ipath_init_qp_table(struct ipath_ibdev *idev, int size);
577 578
578void ipath_sqerror_qp(struct ipath_qp *qp, struct ib_wc *wc); 579void ipath_sqerror_qp(struct ipath_qp *qp, struct ib_wc *wc);
579 580
580void ipath_error_qp(struct ipath_qp *qp);
581
582void ipath_get_credit(struct ipath_qp *qp, u32 aeth); 581void ipath_get_credit(struct ipath_qp *qp, u32 aeth);
583 582
584void ipath_do_rc_send(unsigned long data); 583void ipath_do_rc_send(unsigned long data);
@@ -607,9 +606,6 @@ void ipath_rc_rcv(struct ipath_ibdev *dev, struct ipath_ib_header *hdr,
607 606
608void ipath_restart_rc(struct ipath_qp *qp, u32 psn, struct ib_wc *wc); 607void ipath_restart_rc(struct ipath_qp *qp, u32 psn, struct ib_wc *wc);
609 608
610void ipath_ud_loopback(struct ipath_qp *sqp, struct ipath_sge_state *ss,
611 u32 length, struct ib_send_wr *wr, struct ib_wc *wc);
612
613int ipath_post_ud_send(struct ipath_qp *qp, struct ib_send_wr *wr); 609int ipath_post_ud_send(struct ipath_qp *qp, struct ib_send_wr *wr);
614 610
615void ipath_ud_rcv(struct ipath_ibdev *dev, struct ipath_ib_header *hdr, 611void ipath_ud_rcv(struct ipath_ibdev *dev, struct ipath_ib_header *hdr,
diff --git a/drivers/infiniband/hw/ipath/ips_common.h b/drivers/infiniband/hw/ipath/ips_common.h
index 410a764dfcef..ab7cbbbfd03a 100644
--- a/drivers/infiniband/hw/ipath/ips_common.h
+++ b/drivers/infiniband/hw/ipath/ips_common.h
@@ -95,7 +95,7 @@ struct ether_header {
95 __u8 seq_num; 95 __u8 seq_num;
96 __le32 len; 96 __le32 len;
97 /* MUST be of word size due to PIO write requirements */ 97 /* MUST be of word size due to PIO write requirements */
98 __u32 csum; 98 __le32 csum;
99 __le16 csum_offset; 99 __le16 csum_offset;
100 __le16 flags; 100 __le16 flags;
101 __u16 first_2_bytes; 101 __u16 first_2_bytes;
diff --git a/drivers/infiniband/hw/mthca/mthca_mad.c b/drivers/infiniband/hw/mthca/mthca_mad.c
index f235c7ea42f0..4730863ece9a 100644
--- a/drivers/infiniband/hw/mthca/mthca_mad.c
+++ b/drivers/infiniband/hw/mthca/mthca_mad.c
@@ -49,7 +49,7 @@ enum {
49 MTHCA_VENDOR_CLASS2 = 0xa 49 MTHCA_VENDOR_CLASS2 = 0xa
50}; 50};
51 51
52int mthca_update_rate(struct mthca_dev *dev, u8 port_num) 52static int mthca_update_rate(struct mthca_dev *dev, u8 port_num)
53{ 53{
54 struct ib_port_attr *tprops = NULL; 54 struct ib_port_attr *tprops = NULL;
55 int ret; 55 int ret;
diff --git a/drivers/infiniband/hw/mthca/mthca_provider.c b/drivers/infiniband/hw/mthca/mthca_provider.c
index 565a24b1756f..a2eae8a30167 100644
--- a/drivers/infiniband/hw/mthca/mthca_provider.c
+++ b/drivers/infiniband/hw/mthca/mthca_provider.c
@@ -306,7 +306,7 @@ static int mthca_query_gid(struct ib_device *ibdev, u8 port,
306 goto out; 306 goto out;
307 } 307 }
308 308
309 memcpy(gid->raw + 8, out_mad->data + (index % 8) * 16, 8); 309 memcpy(gid->raw + 8, out_mad->data + (index % 8) * 8, 8);
310 310
311 out: 311 out:
312 kfree(in_mad); 312 kfree(in_mad);
diff --git a/drivers/infiniband/ulp/srp/ib_srp.c b/drivers/infiniband/ulp/srp/ib_srp.c
index 5f2b3f6e4c47..5bb55742ada6 100644
--- a/drivers/infiniband/ulp/srp/ib_srp.c
+++ b/drivers/infiniband/ulp/srp/ib_srp.c
@@ -617,6 +617,14 @@ static void srp_unmap_data(struct scsi_cmnd *scmnd,
617 scmnd->sc_data_direction); 617 scmnd->sc_data_direction);
618} 618}
619 619
620static void srp_remove_req(struct srp_target_port *target, struct srp_request *req,
621 int index)
622{
623 list_del(&req->list);
624 req->next = target->req_head;
625 target->req_head = index;
626}
627
620static void srp_process_rsp(struct srp_target_port *target, struct srp_rsp *rsp) 628static void srp_process_rsp(struct srp_target_port *target, struct srp_rsp *rsp)
621{ 629{
622 struct srp_request *req; 630 struct srp_request *req;
@@ -664,9 +672,7 @@ static void srp_process_rsp(struct srp_target_port *target, struct srp_rsp *rsp)
664 scmnd->host_scribble = (void *) -1L; 672 scmnd->host_scribble = (void *) -1L;
665 scmnd->scsi_done(scmnd); 673 scmnd->scsi_done(scmnd);
666 674
667 list_del(&req->list); 675 srp_remove_req(target, req, rsp->tag & ~SRP_TAG_TSK_MGMT);
668 req->next = target->req_head;
669 target->req_head = rsp->tag & ~SRP_TAG_TSK_MGMT;
670 } else 676 } else
671 req->cmd_done = 1; 677 req->cmd_done = 1;
672 } 678 }
@@ -1188,12 +1194,10 @@ static int srp_send_tsk_mgmt(struct scsi_cmnd *scmnd, u8 func)
1188 spin_lock_irq(target->scsi_host->host_lock); 1194 spin_lock_irq(target->scsi_host->host_lock);
1189 1195
1190 if (req->cmd_done) { 1196 if (req->cmd_done) {
1191 list_del(&req->list); 1197 srp_remove_req(target, req, req_index);
1192 req->next = target->req_head;
1193 target->req_head = req_index;
1194
1195 scmnd->scsi_done(scmnd); 1198 scmnd->scsi_done(scmnd);
1196 } else if (!req->tsk_status) { 1199 } else if (!req->tsk_status) {
1200 srp_remove_req(target, req, req_index);
1197 scmnd->result = DID_ABORT << 16; 1201 scmnd->result = DID_ABORT << 16;
1198 ret = SUCCESS; 1202 ret = SUCCESS;
1199 } 1203 }
diff --git a/drivers/input/evdev.c b/drivers/input/evdev.c
index a34e3d91d9ed..ba325f16d077 100644
--- a/drivers/input/evdev.c
+++ b/drivers/input/evdev.c
@@ -403,6 +403,27 @@ static long evdev_ioctl_handler(struct file *file, unsigned int cmd,
403 case EVIOCGID: 403 case EVIOCGID:
404 if (copy_to_user(p, &dev->id, sizeof(struct input_id))) 404 if (copy_to_user(p, &dev->id, sizeof(struct input_id)))
405 return -EFAULT; 405 return -EFAULT;
406 return 0;
407
408 case EVIOCGREP:
409 if (!test_bit(EV_REP, dev->evbit))
410 return -ENOSYS;
411 if (put_user(dev->rep[REP_DELAY], ip))
412 return -EFAULT;
413 if (put_user(dev->rep[REP_PERIOD], ip + 1))
414 return -EFAULT;
415 return 0;
416
417 case EVIOCSREP:
418 if (!test_bit(EV_REP, dev->evbit))
419 return -ENOSYS;
420 if (get_user(u, ip))
421 return -EFAULT;
422 if (get_user(v, ip + 1))
423 return -EFAULT;
424
425 input_event(dev, EV_REP, REP_DELAY, u);
426 input_event(dev, EV_REP, REP_PERIOD, v);
406 427
407 return 0; 428 return 0;
408 429
diff --git a/drivers/input/input.c b/drivers/input/input.c
index a935abeffffc..3038c268917d 100644
--- a/drivers/input/input.c
+++ b/drivers/input/input.c
@@ -155,6 +155,9 @@ void input_event(struct input_dev *dev, unsigned int type, unsigned int code, in
155 if (code > SND_MAX || !test_bit(code, dev->sndbit)) 155 if (code > SND_MAX || !test_bit(code, dev->sndbit))
156 return; 156 return;
157 157
158 if (!!test_bit(code, dev->snd) != !!value)
159 change_bit(code, dev->snd);
160
158 if (dev->event) dev->event(dev, type, code, value); 161 if (dev->event) dev->event(dev, type, code, value);
159 162
160 break; 163 break;
@@ -286,19 +289,19 @@ static struct input_device_id *input_match_device(struct input_device_id *id, st
286 for (; id->flags || id->driver_info; id++) { 289 for (; id->flags || id->driver_info; id++) {
287 290
288 if (id->flags & INPUT_DEVICE_ID_MATCH_BUS) 291 if (id->flags & INPUT_DEVICE_ID_MATCH_BUS)
289 if (id->id.bustype != dev->id.bustype) 292 if (id->bustype != dev->id.bustype)
290 continue; 293 continue;
291 294
292 if (id->flags & INPUT_DEVICE_ID_MATCH_VENDOR) 295 if (id->flags & INPUT_DEVICE_ID_MATCH_VENDOR)
293 if (id->id.vendor != dev->id.vendor) 296 if (id->vendor != dev->id.vendor)
294 continue; 297 continue;
295 298
296 if (id->flags & INPUT_DEVICE_ID_MATCH_PRODUCT) 299 if (id->flags & INPUT_DEVICE_ID_MATCH_PRODUCT)
297 if (id->id.product != dev->id.product) 300 if (id->product != dev->id.product)
298 continue; 301 continue;
299 302
300 if (id->flags & INPUT_DEVICE_ID_MATCH_VERSION) 303 if (id->flags & INPUT_DEVICE_ID_MATCH_VERSION)
301 if (id->id.version != dev->id.version) 304 if (id->version != dev->id.version)
302 continue; 305 continue;
303 306
304 MATCH_BIT(evbit, EV_MAX); 307 MATCH_BIT(evbit, EV_MAX);
diff --git a/drivers/input/keyboard/hil_kbd.c b/drivers/input/keyboard/hil_kbd.c
index 1dca3cf42a54..2e4abdc26367 100644
--- a/drivers/input/keyboard/hil_kbd.c
+++ b/drivers/input/keyboard/hil_kbd.c
@@ -350,11 +350,11 @@ static int hil_kbd_connect(struct serio *serio, struct serio_driver *drv)
350 return 0; 350 return 0;
351 bail2: 351 bail2:
352 serio_close(serio); 352 serio_close(serio);
353 serio_set_drvdata(serio, NULL);
353 bail1: 354 bail1:
354 input_free_device(kbd->dev); 355 input_free_device(kbd->dev);
355 bail0: 356 bail0:
356 kfree(kbd); 357 kfree(kbd);
357 serio_set_drvdata(serio, NULL);
358 return -EIO; 358 return -EIO;
359} 359}
360 360
diff --git a/drivers/input/keyboard/spitzkbd.c b/drivers/input/keyboard/spitzkbd.c
index bc61cf8cfc65..1d238a9d52d6 100644
--- a/drivers/input/keyboard/spitzkbd.c
+++ b/drivers/input/keyboard/spitzkbd.c
@@ -53,8 +53,8 @@ static unsigned char spitzkbd_keycode[NR_SCANCODES] = {
53 KEY_LEFTCTRL, KEY_1, KEY_3, KEY_5, KEY_6, KEY_7, KEY_9, KEY_0, KEY_BACKSPACE, SPITZ_KEY_EXOK, SPITZ_KEY_EXCANCEL, 0, 0, 0, 0, 0, /* 1-16 */ 53 KEY_LEFTCTRL, KEY_1, KEY_3, KEY_5, KEY_6, KEY_7, KEY_9, KEY_0, KEY_BACKSPACE, SPITZ_KEY_EXOK, SPITZ_KEY_EXCANCEL, 0, 0, 0, 0, 0, /* 1-16 */
54 0, KEY_2, KEY_4, KEY_R, KEY_Y, KEY_8, KEY_I, KEY_O, KEY_P, SPITZ_KEY_EXJOGDOWN, SPITZ_KEY_EXJOGUP, 0, 0, 0, 0, 0, /* 17-32 */ 54 0, KEY_2, KEY_4, KEY_R, KEY_Y, KEY_8, KEY_I, KEY_O, KEY_P, SPITZ_KEY_EXJOGDOWN, SPITZ_KEY_EXJOGUP, 0, 0, 0, 0, 0, /* 17-32 */
55 KEY_TAB, KEY_Q, KEY_E, KEY_T, KEY_G, KEY_U, KEY_J, KEY_K, 0, 0, 0, 0, 0, 0, 0, 0, /* 33-48 */ 55 KEY_TAB, KEY_Q, KEY_E, KEY_T, KEY_G, KEY_U, KEY_J, KEY_K, 0, 0, 0, 0, 0, 0, 0, 0, /* 33-48 */
56 SPITZ_KEY_CALENDER, KEY_W, KEY_S, KEY_F, KEY_V, KEY_H, KEY_M, KEY_L, 0, KEY_RIGHTSHIFT, 0, 0, 0, 0, 0, 0, /* 49-64 */ 56 SPITZ_KEY_ADDRESS, KEY_W, KEY_S, KEY_F, KEY_V, KEY_H, KEY_M, KEY_L, 0, KEY_RIGHTSHIFT, 0, 0, 0, 0, 0, 0, /* 49-64 */
57 SPITZ_KEY_ADDRESS, KEY_A, KEY_D, KEY_C, KEY_B, KEY_N, KEY_DOT, 0, KEY_ENTER, KEY_LEFTSHIFT, 0, 0, 0, 0, 0, 0, /* 65-80 */ 57 SPITZ_KEY_CALENDER, KEY_A, KEY_D, KEY_C, KEY_B, KEY_N, KEY_DOT, 0, KEY_ENTER, KEY_LEFTSHIFT, 0, 0, 0, 0, 0, 0, /* 65-80 */
58 SPITZ_KEY_MAIL, KEY_Z, KEY_X, KEY_MINUS, KEY_SPACE, KEY_COMMA, 0, KEY_UP, 0, 0, SPITZ_KEY_FN, 0, 0, 0, 0, 0, /* 81-96 */ 58 SPITZ_KEY_MAIL, KEY_Z, KEY_X, KEY_MINUS, KEY_SPACE, KEY_COMMA, 0, KEY_UP, 0, 0, SPITZ_KEY_FN, 0, 0, 0, 0, 0, /* 81-96 */
59 KEY_SYSRQ, SPITZ_KEY_JAP1, SPITZ_KEY_JAP2, SPITZ_KEY_CANCEL, SPITZ_KEY_OK, SPITZ_KEY_MENU, KEY_LEFT, KEY_DOWN, KEY_RIGHT, 0, 0, 0, 0, 0, 0, 0 /* 97-112 */ 59 KEY_SYSRQ, SPITZ_KEY_JAP1, SPITZ_KEY_JAP2, SPITZ_KEY_CANCEL, SPITZ_KEY_OK, SPITZ_KEY_MENU, KEY_LEFT, KEY_DOWN, KEY_RIGHT, 0, 0, 0, 0, 0, 0, 0 /* 97-112 */
60}; 60};
diff --git a/drivers/input/misc/wistron_btns.c b/drivers/input/misc/wistron_btns.c
index 4b415d9b0123..36cd2e07fce8 100644
--- a/drivers/input/misc/wistron_btns.c
+++ b/drivers/input/misc/wistron_btns.c
@@ -273,6 +273,18 @@ static struct key_entry keymap_fs_amilo_pro_v2000[] = {
273 { KE_END, 0 } 273 { KE_END, 0 }
274}; 274};
275 275
276static struct key_entry keymap_fujitsu_n3510[] = {
277 { KE_KEY, 0x11, KEY_PROG1 },
278 { KE_KEY, 0x12, KEY_PROG2 },
279 { KE_KEY, 0x36, KEY_WWW },
280 { KE_KEY, 0x31, KEY_MAIL },
281 { KE_KEY, 0x71, KEY_STOPCD },
282 { KE_KEY, 0x72, KEY_PLAYPAUSE },
283 { KE_KEY, 0x74, KEY_REWIND },
284 { KE_KEY, 0x78, KEY_FORWARD },
285 { KE_END, 0 }
286};
287
276static struct key_entry keymap_wistron_ms2141[] = { 288static struct key_entry keymap_wistron_ms2141[] = {
277 { KE_KEY, 0x11, KEY_PROG1 }, 289 { KE_KEY, 0x11, KEY_PROG1 },
278 { KE_KEY, 0x12, KEY_PROG2 }, 290 { KE_KEY, 0x12, KEY_PROG2 },
@@ -323,6 +335,24 @@ static struct dmi_system_id dmi_ids[] = {
323 }, 335 },
324 { 336 {
325 .callback = dmi_matched, 337 .callback = dmi_matched,
338 .ident = "Fujitsu-Siemens Amilo M7400",
339 .matches = {
340 DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU SIEMENS"),
341 DMI_MATCH(DMI_PRODUCT_NAME, "AMILO M "),
342 },
343 .driver_data = keymap_fs_amilo_pro_v2000
344 },
345 {
346 .callback = dmi_matched,
347 .ident = "Fujitsu N3510",
348 .matches = {
349 DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU"),
350 DMI_MATCH(DMI_PRODUCT_NAME, "N3510"),
351 },
352 .driver_data = keymap_fujitsu_n3510
353 },
354 {
355 .callback = dmi_matched,
326 .ident = "Acer Aspire 1500", 356 .ident = "Acer Aspire 1500",
327 .matches = { 357 .matches = {
328 DMI_MATCH(DMI_SYS_VENDOR, "Acer"), 358 DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
diff --git a/drivers/input/mouse/psmouse-base.c b/drivers/input/mouse/psmouse-base.c
index 32d70ed8f41d..136321a2cfdb 100644
--- a/drivers/input/mouse/psmouse-base.c
+++ b/drivers/input/mouse/psmouse-base.c
@@ -302,8 +302,10 @@ static irqreturn_t psmouse_interrupt(struct serio *serio,
302 * Check if this is a new device announcement (0xAA 0x00) 302 * Check if this is a new device announcement (0xAA 0x00)
303 */ 303 */
304 if (unlikely(psmouse->packet[0] == PSMOUSE_RET_BAT && psmouse->pktcnt <= 2)) { 304 if (unlikely(psmouse->packet[0] == PSMOUSE_RET_BAT && psmouse->pktcnt <= 2)) {
305 if (psmouse->pktcnt == 1) 305 if (psmouse->pktcnt == 1) {
306 psmouse->last = jiffies;
306 goto out; 307 goto out;
308 }
307 309
308 if (psmouse->packet[1] == PSMOUSE_RET_ID) { 310 if (psmouse->packet[1] == PSMOUSE_RET_ID) {
309 __psmouse_set_state(psmouse, PSMOUSE_IGNORE); 311 __psmouse_set_state(psmouse, PSMOUSE_IGNORE);
diff --git a/drivers/input/serio/i8042-io.h b/drivers/input/serio/i8042-io.h
index 9a9221644250..cc21914fbc72 100644
--- a/drivers/input/serio/i8042-io.h
+++ b/drivers/input/serio/i8042-io.h
@@ -67,14 +67,14 @@ static inline int i8042_platform_init(void)
67 * On some platforms touching the i8042 data register region can do really 67 * On some platforms touching the i8042 data register region can do really
68 * bad things. Because of this the region is always reserved on such boxes. 68 * bad things. Because of this the region is always reserved on such boxes.
69 */ 69 */
70#if !defined(__sh__) && !defined(__alpha__) && !defined(__mips__) && !defined(CONFIG_PPC64) 70#if !defined(__sh__) && !defined(__alpha__) && !defined(__mips__) && !defined(CONFIG_PPC_MERGE)
71 if (!request_region(I8042_DATA_REG, 16, "i8042")) 71 if (!request_region(I8042_DATA_REG, 16, "i8042"))
72 return -EBUSY; 72 return -EBUSY;
73#endif 73#endif
74 74
75 i8042_reset = 1; 75 i8042_reset = 1;
76 76
77#if defined(CONFIG_PPC64) 77#if defined(CONFIG_PPC_MERGE)
78 if (check_legacy_ioport(I8042_DATA_REG)) 78 if (check_legacy_ioport(I8042_DATA_REG))
79 return -EBUSY; 79 return -EBUSY;
80 if (!request_region(I8042_DATA_REG, 16, "i8042")) 80 if (!request_region(I8042_DATA_REG, 16, "i8042"))
diff --git a/drivers/input/touchscreen/ads7846.c b/drivers/input/touchscreen/ads7846.c
index 46d1fec2cfd8..1494175ac6fe 100644
--- a/drivers/input/touchscreen/ads7846.c
+++ b/drivers/input/touchscreen/ads7846.c
@@ -2,6 +2,8 @@
2 * ADS7846 based touchscreen and sensor driver 2 * ADS7846 based touchscreen and sensor driver
3 * 3 *
4 * Copyright (c) 2005 David Brownell 4 * Copyright (c) 2005 David Brownell
5 * Copyright (c) 2006 Nokia Corporation
6 * Various changes: Imre Deak <imre.deak@nokia.com>
5 * 7 *
6 * Using code from: 8 * Using code from:
7 * - corgi_ts.c 9 * - corgi_ts.c
@@ -34,17 +36,25 @@
34 36
35 37
36/* 38/*
37 * This code has been lightly tested on an ads7846. 39 * This code has been tested on an ads7846 / N770 device.
38 * Support for ads7843 and ads7845 has only been stubbed in. 40 * Support for ads7843 and ads7845 has only been stubbed in.
39 * 41 *
40 * Not yet done: investigate the values reported. Are x/y/pressure 42 * Not yet done: How accurate are the temperature and voltage
41 * event values sane enough for X11? How accurate are the temperature 43 * readings? (System-specific calibration should support
42 * and voltage readings? (System-specific calibration should support
43 * accuracy of 0.3 degrees C; otherwise it's 2.0 degrees.) 44 * accuracy of 0.3 degrees C; otherwise it's 2.0 degrees.)
44 * 45 *
46 * IRQ handling needs a workaround because of a shortcoming in handling
47 * edge triggered IRQs on some platforms like the OMAP1/2. These
48 * platforms don't handle the ARM lazy IRQ disabling properly, thus we
49 * have to maintain our own SW IRQ disabled status. This should be
50 * removed as soon as the affected platform's IRQ handling is fixed.
51 *
45 * app note sbaa036 talks in more detail about accurate sampling... 52 * app note sbaa036 talks in more detail about accurate sampling...
46 * that ought to help in situations like LCDs inducing noise (which 53 * that ought to help in situations like LCDs inducing noise (which
47 * can also be helped by using synch signals) and more generally. 54 * can also be helped by using synch signals) and more generally.
55 * This driver tries to utilize the measures described in the app
56 * note. The strength of filtering can be set in the board-* specific
57 * files.
48 */ 58 */
49 59
50#define TS_POLL_PERIOD msecs_to_jiffies(10) 60#define TS_POLL_PERIOD msecs_to_jiffies(10)
@@ -61,6 +71,7 @@ struct ts_event {
61 __be16 x; 71 __be16 x;
62 __be16 y; 72 __be16 y;
63 __be16 z1, z2; 73 __be16 z1, z2;
74 int ignore;
64}; 75};
65 76
66struct ads7846 { 77struct ads7846 {
@@ -71,12 +82,23 @@ struct ads7846 {
71 u16 model; 82 u16 model;
72 u16 vref_delay_usecs; 83 u16 vref_delay_usecs;
73 u16 x_plate_ohms; 84 u16 x_plate_ohms;
85 u16 pressure_max;
74 86
75 u8 read_x, read_y, read_z1, read_z2; 87 u8 read_x, read_y, read_z1, read_z2, pwrdown;
88 u16 dummy; /* for the pwrdown read */
76 struct ts_event tc; 89 struct ts_event tc;
77 90
78 struct spi_transfer xfer[8]; 91 struct spi_transfer xfer[10];
79 struct spi_message msg; 92 struct spi_message msg[5];
93 struct spi_message *last_msg;
94 int msg_idx;
95 int read_cnt;
96 int read_rep;
97 int last_read;
98
99 u16 debounce_max;
100 u16 debounce_tol;
101 u16 debounce_rep;
80 102
81 spinlock_t lock; 103 spinlock_t lock;
82 struct timer_list timer; /* P: lock */ 104 struct timer_list timer; /* P: lock */
@@ -84,6 +106,9 @@ struct ads7846 {
84 unsigned pending:1; /* P: lock */ 106 unsigned pending:1; /* P: lock */
85// FIXME remove "irq_disabled" 107// FIXME remove "irq_disabled"
86 unsigned irq_disabled:1; /* P: lock */ 108 unsigned irq_disabled:1; /* P: lock */
109 unsigned disabled:1;
110
111 int (*get_pendown_state)(void);
87}; 112};
88 113
89/* leave chip selected when we're done, for quicker re-select? */ 114/* leave chip selected when we're done, for quicker re-select? */
@@ -125,7 +150,9 @@ struct ads7846 {
125#define READ_Y (READ_12BIT_DFR(y) | ADS_PD10_ADC_ON) 150#define READ_Y (READ_12BIT_DFR(y) | ADS_PD10_ADC_ON)
126#define READ_Z1 (READ_12BIT_DFR(z1) | ADS_PD10_ADC_ON) 151#define READ_Z1 (READ_12BIT_DFR(z1) | ADS_PD10_ADC_ON)
127#define READ_Z2 (READ_12BIT_DFR(z2) | ADS_PD10_ADC_ON) 152#define READ_Z2 (READ_12BIT_DFR(z2) | ADS_PD10_ADC_ON)
128#define READ_X (READ_12BIT_DFR(x) | ADS_PD10_PDOWN) /* LAST */ 153
154#define READ_X (READ_12BIT_DFR(x) | ADS_PD10_ADC_ON)
155#define PWRDOWN (READ_12BIT_DFR(y) | ADS_PD10_PDOWN) /* LAST */
129 156
130/* single-ended samples need to first power up reference voltage; 157/* single-ended samples need to first power up reference voltage;
131 * we leave both ADC and VREF powered 158 * we leave both ADC and VREF powered
@@ -152,6 +179,15 @@ struct ser_req {
152 struct spi_transfer xfer[6]; 179 struct spi_transfer xfer[6];
153}; 180};
154 181
182static void ads7846_enable(struct ads7846 *ts);
183static void ads7846_disable(struct ads7846 *ts);
184
185static int device_suspended(struct device *dev)
186{
187 struct ads7846 *ts = dev_get_drvdata(dev);
188 return dev->power.power_state.event != PM_EVENT_ON || ts->disabled;
189}
190
155static int ads7846_read12_ser(struct device *dev, unsigned command) 191static int ads7846_read12_ser(struct device *dev, unsigned command)
156{ 192{
157 struct spi_device *spi = to_spi_device(dev); 193 struct spi_device *spi = to_spi_device(dev);
@@ -164,7 +200,7 @@ static int ads7846_read12_ser(struct device *dev, unsigned command)
164 if (!req) 200 if (!req)
165 return -ENOMEM; 201 return -ENOMEM;
166 202
167 INIT_LIST_HEAD(&req->msg.transfers); 203 spi_message_init(&req->msg);
168 204
169 /* activate reference, so it has time to settle; */ 205 /* activate reference, so it has time to settle; */
170 req->ref_on = REF_ON; 206 req->ref_on = REF_ON;
@@ -204,8 +240,10 @@ static int ads7846_read12_ser(struct device *dev, unsigned command)
204 for (i = 0; i < 6; i++) 240 for (i = 0; i < 6; i++)
205 spi_message_add_tail(&req->xfer[i], &req->msg); 241 spi_message_add_tail(&req->xfer[i], &req->msg);
206 242
243 ts->irq_disabled = 1;
207 disable_irq(spi->irq); 244 disable_irq(spi->irq);
208 status = spi_sync(spi, &req->msg); 245 status = spi_sync(spi, &req->msg);
246 ts->irq_disabled = 0;
209 enable_irq(spi->irq); 247 enable_irq(spi->irq);
210 248
211 if (req->msg.status) 249 if (req->msg.status)
@@ -233,6 +271,52 @@ SHOW(temp1)
233SHOW(vaux) 271SHOW(vaux)
234SHOW(vbatt) 272SHOW(vbatt)
235 273
274static int is_pen_down(struct device *dev)
275{
276 struct ads7846 *ts = dev_get_drvdata(dev);
277
278 return ts->pendown;
279}
280
281static ssize_t ads7846_pen_down_show(struct device *dev,
282 struct device_attribute *attr, char *buf)
283{
284 return sprintf(buf, "%u\n", is_pen_down(dev));
285}
286
287static DEVICE_ATTR(pen_down, S_IRUGO, ads7846_pen_down_show, NULL);
288
289static ssize_t ads7846_disable_show(struct device *dev,
290 struct device_attribute *attr, char *buf)
291{
292 struct ads7846 *ts = dev_get_drvdata(dev);
293
294 return sprintf(buf, "%u\n", ts->disabled);
295}
296
297static ssize_t ads7846_disable_store(struct device *dev,
298 struct device_attribute *attr,
299 const char *buf, size_t count)
300{
301 struct ads7846 *ts = dev_get_drvdata(dev);
302 char *endp;
303 int i;
304
305 i = simple_strtoul(buf, &endp, 10);
306 spin_lock_irq(&ts->lock);
307
308 if (i)
309 ads7846_disable(ts);
310 else
311 ads7846_enable(ts);
312
313 spin_unlock_irq(&ts->lock);
314
315 return count;
316}
317
318static DEVICE_ATTR(disable, 0664, ads7846_disable_show, ads7846_disable_store);
319
236/*--------------------------------------------------------------------------*/ 320/*--------------------------------------------------------------------------*/
237 321
238/* 322/*
@@ -264,7 +348,7 @@ static void ads7846_rx(void *ads)
264 if (x == MAX_12BIT) 348 if (x == MAX_12BIT)
265 x = 0; 349 x = 0;
266 350
267 if (x && z1 && ts->spi->dev.power.power_state.event == PM_EVENT_ON) { 351 if (likely(x && z1 && !device_suspended(&ts->spi->dev))) {
268 /* compute touch pressure resistance using equation #2 */ 352 /* compute touch pressure resistance using equation #2 */
269 Rt = z2; 353 Rt = z2;
270 Rt -= z1; 354 Rt -= z1;
@@ -275,6 +359,14 @@ static void ads7846_rx(void *ads)
275 } else 359 } else
276 Rt = 0; 360 Rt = 0;
277 361
362 /* Sample found inconsistent by debouncing or pressure is beyond
363 * the maximum. Don't report it to user space, repeat at least
364 * once more the measurement */
365 if (ts->tc.ignore || Rt > ts->pressure_max) {
366 mod_timer(&ts->timer, jiffies + TS_POLL_PERIOD);
367 return;
368 }
369
278 /* NOTE: "pendown" is inferred from pressure; we don't rely on 370 /* NOTE: "pendown" is inferred from pressure; we don't rely on
279 * being able to check nPENIRQ status, or "friendly" trigger modes 371 * being able to check nPENIRQ status, or "friendly" trigger modes
280 * (both-edges is much better than just-falling or low-level). 372 * (both-edges is much better than just-falling or low-level).
@@ -296,11 +388,13 @@ static void ads7846_rx(void *ads)
296 if (Rt) { 388 if (Rt) {
297 input_report_abs(input_dev, ABS_X, x); 389 input_report_abs(input_dev, ABS_X, x);
298 input_report_abs(input_dev, ABS_Y, y); 390 input_report_abs(input_dev, ABS_Y, y);
299 input_report_abs(input_dev, ABS_PRESSURE, Rt);
300 sync = 1; 391 sync = 1;
301 } 392 }
302 if (sync) 393
394 if (sync) {
395 input_report_abs(input_dev, ABS_PRESSURE, Rt);
303 input_sync(input_dev); 396 input_sync(input_dev);
397 }
304 398
305#ifdef VERBOSE 399#ifdef VERBOSE
306 if (Rt || ts->pendown) 400 if (Rt || ts->pendown)
@@ -308,80 +402,138 @@ static void ads7846_rx(void *ads)
308 x, y, Rt, Rt ? "" : " UP"); 402 x, y, Rt, Rt ? "" : " UP");
309#endif 403#endif
310 404
311 /* don't retrigger while we're suspended */
312 spin_lock_irqsave(&ts->lock, flags); 405 spin_lock_irqsave(&ts->lock, flags);
313 406
314 ts->pendown = (Rt != 0); 407 ts->pendown = (Rt != 0);
315 ts->pending = 0; 408 mod_timer(&ts->timer, jiffies + TS_POLL_PERIOD);
316 409
317 if (ts->spi->dev.power.power_state.event == PM_EVENT_ON) { 410 spin_unlock_irqrestore(&ts->lock, flags);
318 if (ts->pendown) 411}
319 mod_timer(&ts->timer, jiffies + TS_POLL_PERIOD); 412
320 else if (ts->irq_disabled) { 413static void ads7846_debounce(void *ads)
321 ts->irq_disabled = 0; 414{
322 enable_irq(ts->spi->irq); 415 struct ads7846 *ts = ads;
416 struct spi_message *m;
417 struct spi_transfer *t;
418 int val;
419 int status;
420
421 m = &ts->msg[ts->msg_idx];
422 t = list_entry(m->transfers.prev, struct spi_transfer, transfer_list);
423 val = (*(u16 *)t->rx_buf) >> 3;
424 if (!ts->read_cnt || (abs(ts->last_read - val) > ts->debounce_tol)) {
425 /* Repeat it, if this was the first read or the read
426 * wasn't consistent enough. */
427 if (ts->read_cnt < ts->debounce_max) {
428 ts->last_read = val;
429 ts->read_cnt++;
430 } else {
431 /* Maximum number of debouncing reached and still
432 * not enough number of consistent readings. Abort
433 * the whole sample, repeat it in the next sampling
434 * period.
435 */
436 ts->tc.ignore = 1;
437 ts->read_cnt = 0;
438 /* Last message will contain ads7846_rx() as the
439 * completion function.
440 */
441 m = ts->last_msg;
323 } 442 }
443 /* Start over collecting consistent readings. */
444 ts->read_rep = 0;
445 } else {
446 if (++ts->read_rep > ts->debounce_rep) {
447 /* Got a good reading for this coordinate,
448 * go for the next one. */
449 ts->tc.ignore = 0;
450 ts->msg_idx++;
451 ts->read_cnt = 0;
452 ts->read_rep = 0;
453 m++;
454 } else
455 /* Read more values that are consistent. */
456 ts->read_cnt++;
324 } 457 }
325 458 status = spi_async(ts->spi, m);
326 spin_unlock_irqrestore(&ts->lock, flags); 459 if (status)
460 dev_err(&ts->spi->dev, "spi_async --> %d\n",
461 status);
327} 462}
328 463
329static void ads7846_timer(unsigned long handle) 464static void ads7846_timer(unsigned long handle)
330{ 465{
331 struct ads7846 *ts = (void *)handle; 466 struct ads7846 *ts = (void *)handle;
332 int status = 0; 467 int status = 0;
333 unsigned long flags; 468
469 spin_lock_irq(&ts->lock);
470
471 if (unlikely(ts->msg_idx && !ts->pendown)) {
472 /* measurment cycle ended */
473 if (!device_suspended(&ts->spi->dev)) {
474 ts->irq_disabled = 0;
475 enable_irq(ts->spi->irq);
476 }
477 ts->pending = 0;
478 ts->msg_idx = 0;
479 } else {
480 /* pen is still down, continue with the measurement */
481 ts->msg_idx = 0;
482 status = spi_async(ts->spi, &ts->msg[0]);
483 if (status)
484 dev_err(&ts->spi->dev, "spi_async --> %d\n", status);
485 }
486
487 spin_unlock_irq(&ts->lock);
488}
489
490static irqreturn_t ads7846_irq(int irq, void *handle, struct pt_regs *regs)
491{
492 struct ads7846 *ts = handle;
493 unsigned long flags;
334 494
335 spin_lock_irqsave(&ts->lock, flags); 495 spin_lock_irqsave(&ts->lock, flags);
336 if (!ts->pending) { 496 if (likely(ts->get_pendown_state())) {
337 ts->pending = 1;
338 if (!ts->irq_disabled) { 497 if (!ts->irq_disabled) {
498 /* REVISIT irq logic for many ARM chips has cloned a
499 * bug wherein disabling an irq in its handler won't
500 * work;(it's disabled lazily, and too late to work.
501 * until all their irq logic is fixed, we must shadow
502 * that state here.
503 */
339 ts->irq_disabled = 1; 504 ts->irq_disabled = 1;
340 disable_irq(ts->spi->irq); 505 disable_irq(ts->spi->irq);
506 ts->pending = 1;
507 mod_timer(&ts->timer, jiffies);
341 } 508 }
342 status = spi_async(ts->spi, &ts->msg);
343 if (status)
344 dev_err(&ts->spi->dev, "spi_async --> %d\n",
345 status);
346 } 509 }
347 spin_unlock_irqrestore(&ts->lock, flags); 510 spin_unlock_irqrestore(&ts->lock, flags);
348}
349 511
350static irqreturn_t ads7846_irq(int irq, void *handle, struct pt_regs *regs)
351{
352 ads7846_timer((unsigned long) handle);
353 return IRQ_HANDLED; 512 return IRQ_HANDLED;
354} 513}
355 514
356/*--------------------------------------------------------------------------*/ 515/*--------------------------------------------------------------------------*/
357 516
358static int 517/* Must be called with ts->lock held */
359ads7846_suspend(struct spi_device *spi, pm_message_t message) 518static void ads7846_disable(struct ads7846 *ts)
360{ 519{
361 struct ads7846 *ts = dev_get_drvdata(&spi->dev); 520 if (ts->disabled)
362 unsigned long flags; 521 return;
363 522
364 spin_lock_irqsave(&ts->lock, flags); 523 ts->disabled = 1;
365
366 spi->dev.power.power_state = message;
367 524
368 /* are we waiting for IRQ, or polling? */ 525 /* are we waiting for IRQ, or polling? */
369 if (!ts->pendown) { 526 if (!ts->pending) {
370 if (!ts->irq_disabled) { 527 ts->irq_disabled = 1;
371 ts->irq_disabled = 1; 528 disable_irq(ts->spi->irq);
372 disable_irq(ts->spi->irq);
373 }
374 } else { 529 } else {
375 /* polling; force a final SPI completion; 530 /* the timer will run at least once more, and
376 * that will clean things up neatly 531 * leave everything in a clean state, IRQ disabled
377 */ 532 */
378 if (!ts->pending) 533 while (ts->pending) {
379 mod_timer(&ts->timer, jiffies); 534 spin_unlock_irq(&ts->lock);
380 535 msleep(1);
381 while (ts->pendown || ts->pending) { 536 spin_lock_irq(&ts->lock);
382 spin_unlock_irqrestore(&ts->lock, flags);
383 udelay(10);
384 spin_lock_irqsave(&ts->lock, flags);
385 } 537 }
386 } 538 }
387 539
@@ -389,17 +541,45 @@ ads7846_suspend(struct spi_device *spi, pm_message_t message)
389 * leave it that way after every request 541 * leave it that way after every request
390 */ 542 */
391 543
392 spin_unlock_irqrestore(&ts->lock, flags); 544}
545
546/* Must be called with ts->lock held */
547static void ads7846_enable(struct ads7846 *ts)
548{
549 if (!ts->disabled)
550 return;
551
552 ts->disabled = 0;
553 ts->irq_disabled = 0;
554 enable_irq(ts->spi->irq);
555}
556
557static int ads7846_suspend(struct spi_device *spi, pm_message_t message)
558{
559 struct ads7846 *ts = dev_get_drvdata(&spi->dev);
560
561 spin_lock_irq(&ts->lock);
562
563 spi->dev.power.power_state = message;
564 ads7846_disable(ts);
565
566 spin_unlock_irq(&ts->lock);
567
393 return 0; 568 return 0;
569
394} 570}
395 571
396static int ads7846_resume(struct spi_device *spi) 572static int ads7846_resume(struct spi_device *spi)
397{ 573{
398 struct ads7846 *ts = dev_get_drvdata(&spi->dev); 574 struct ads7846 *ts = dev_get_drvdata(&spi->dev);
399 575
400 ts->irq_disabled = 0; 576 spin_lock_irq(&ts->lock);
401 enable_irq(ts->spi->irq); 577
402 spi->dev.power.power_state = PMSG_ON; 578 spi->dev.power.power_state = PMSG_ON;
579 ads7846_enable(ts);
580
581 spin_unlock_irq(&ts->lock);
582
403 return 0; 583 return 0;
404} 584}
405 585
@@ -408,6 +588,7 @@ static int __devinit ads7846_probe(struct spi_device *spi)
408 struct ads7846 *ts; 588 struct ads7846 *ts;
409 struct input_dev *input_dev; 589 struct input_dev *input_dev;
410 struct ads7846_platform_data *pdata = spi->dev.platform_data; 590 struct ads7846_platform_data *pdata = spi->dev.platform_data;
591 struct spi_message *m;
411 struct spi_transfer *x; 592 struct spi_transfer *x;
412 int err; 593 int err;
413 594
@@ -428,6 +609,11 @@ static int __devinit ads7846_probe(struct spi_device *spi)
428 return -EINVAL; 609 return -EINVAL;
429 } 610 }
430 611
612 if (pdata->get_pendown_state == NULL) {
613 dev_dbg(&spi->dev, "no get_pendown_state function?\n");
614 return -EINVAL;
615 }
616
431 /* We'd set the wordsize to 12 bits ... except that some controllers 617 /* We'd set the wordsize to 12 bits ... except that some controllers
432 * will then treat the 8 bit command words as 12 bits (and drop the 618 * will then treat the 8 bit command words as 12 bits (and drop the
433 * four MSBs of the 12 bit result). Result: inputs must be shifted 619 * four MSBs of the 12 bit result). Result: inputs must be shifted
@@ -451,9 +637,21 @@ static int __devinit ads7846_probe(struct spi_device *spi)
451 ts->timer.data = (unsigned long) ts; 637 ts->timer.data = (unsigned long) ts;
452 ts->timer.function = ads7846_timer; 638 ts->timer.function = ads7846_timer;
453 639
640 spin_lock_init(&ts->lock);
641
454 ts->model = pdata->model ? : 7846; 642 ts->model = pdata->model ? : 7846;
455 ts->vref_delay_usecs = pdata->vref_delay_usecs ? : 100; 643 ts->vref_delay_usecs = pdata->vref_delay_usecs ? : 100;
456 ts->x_plate_ohms = pdata->x_plate_ohms ? : 400; 644 ts->x_plate_ohms = pdata->x_plate_ohms ? : 400;
645 ts->pressure_max = pdata->pressure_max ? : ~0;
646 if (pdata->debounce_max) {
647 ts->debounce_max = pdata->debounce_max;
648 ts->debounce_tol = pdata->debounce_tol;
649 ts->debounce_rep = pdata->debounce_rep;
650 if (ts->debounce_rep > ts->debounce_max + 1)
651 ts->debounce_rep = ts->debounce_max - 1;
652 } else
653 ts->debounce_tol = ~0;
654 ts->get_pendown_state = pdata->get_pendown_state;
457 655
458 snprintf(ts->phys, sizeof(ts->phys), "%s/input0", spi->dev.bus_id); 656 snprintf(ts->phys, sizeof(ts->phys), "%s/input0", spi->dev.bus_id);
459 657
@@ -477,60 +675,100 @@ static int __devinit ads7846_probe(struct spi_device *spi)
477 /* set up the transfers to read touchscreen state; this assumes we 675 /* set up the transfers to read touchscreen state; this assumes we
478 * use formula #2 for pressure, not #3. 676 * use formula #2 for pressure, not #3.
479 */ 677 */
480 INIT_LIST_HEAD(&ts->msg.transfers); 678 m = &ts->msg[0];
481 x = ts->xfer; 679 x = ts->xfer;
482 680
681 spi_message_init(m);
682
483 /* y- still on; turn on only y+ (and ADC) */ 683 /* y- still on; turn on only y+ (and ADC) */
484 ts->read_y = READ_Y; 684 ts->read_y = READ_Y;
485 x->tx_buf = &ts->read_y; 685 x->tx_buf = &ts->read_y;
486 x->len = 1; 686 x->len = 1;
487 spi_message_add_tail(x, &ts->msg); 687 spi_message_add_tail(x, m);
488 688
489 x++; 689 x++;
490 x->rx_buf = &ts->tc.y; 690 x->rx_buf = &ts->tc.y;
491 x->len = 2; 691 x->len = 2;
492 spi_message_add_tail(x, &ts->msg); 692 spi_message_add_tail(x, m);
693
694 m->complete = ads7846_debounce;
695 m->context = ts;
696
697 m++;
698 spi_message_init(m);
699
700 /* turn y- off, x+ on, then leave in lowpower */
701 x++;
702 ts->read_x = READ_X;
703 x->tx_buf = &ts->read_x;
704 x->len = 1;
705 spi_message_add_tail(x, m);
706
707 x++;
708 x->rx_buf = &ts->tc.x;
709 x->len = 2;
710 spi_message_add_tail(x, m);
711
712 m->complete = ads7846_debounce;
713 m->context = ts;
493 714
494 /* turn y+ off, x- on; we'll use formula #2 */ 715 /* turn y+ off, x- on; we'll use formula #2 */
495 if (ts->model == 7846) { 716 if (ts->model == 7846) {
717 m++;
718 spi_message_init(m);
719
496 x++; 720 x++;
497 ts->read_z1 = READ_Z1; 721 ts->read_z1 = READ_Z1;
498 x->tx_buf = &ts->read_z1; 722 x->tx_buf = &ts->read_z1;
499 x->len = 1; 723 x->len = 1;
500 spi_message_add_tail(x, &ts->msg); 724 spi_message_add_tail(x, m);
501 725
502 x++; 726 x++;
503 x->rx_buf = &ts->tc.z1; 727 x->rx_buf = &ts->tc.z1;
504 x->len = 2; 728 x->len = 2;
505 spi_message_add_tail(x, &ts->msg); 729 spi_message_add_tail(x, m);
730
731 m->complete = ads7846_debounce;
732 m->context = ts;
733
734 m++;
735 spi_message_init(m);
506 736
507 x++; 737 x++;
508 ts->read_z2 = READ_Z2; 738 ts->read_z2 = READ_Z2;
509 x->tx_buf = &ts->read_z2; 739 x->tx_buf = &ts->read_z2;
510 x->len = 1; 740 x->len = 1;
511 spi_message_add_tail(x, &ts->msg); 741 spi_message_add_tail(x, m);
512 742
513 x++; 743 x++;
514 x->rx_buf = &ts->tc.z2; 744 x->rx_buf = &ts->tc.z2;
515 x->len = 2; 745 x->len = 2;
516 spi_message_add_tail(x, &ts->msg); 746 spi_message_add_tail(x, m);
747
748 m->complete = ads7846_debounce;
749 m->context = ts;
517 } 750 }
518 751
519 /* turn y- off, x+ on, then leave in lowpower */ 752 /* power down */
753 m++;
754 spi_message_init(m);
755
520 x++; 756 x++;
521 ts->read_x = READ_X; 757 ts->pwrdown = PWRDOWN;
522 x->tx_buf = &ts->read_x; 758 x->tx_buf = &ts->pwrdown;
523 x->len = 1; 759 x->len = 1;
524 spi_message_add_tail(x, &ts->msg); 760 spi_message_add_tail(x, m);
525 761
526 x++; 762 x++;
527 x->rx_buf = &ts->tc.x; 763 x->rx_buf = &ts->dummy;
528 x->len = 2; 764 x->len = 2;
529 CS_CHANGE(*x); 765 CS_CHANGE(*x);
530 spi_message_add_tail(x, &ts->msg); 766 spi_message_add_tail(x, m);
531 767
532 ts->msg.complete = ads7846_rx; 768 m->complete = ads7846_rx;
533 ts->msg.context = ts; 769 m->context = ts;
770
771 ts->last_msg = m;
534 772
535 if (request_irq(spi->irq, ads7846_irq, 773 if (request_irq(spi->irq, ads7846_irq,
536 SA_SAMPLE_RANDOM | SA_TRIGGER_FALLING, 774 SA_SAMPLE_RANDOM | SA_TRIGGER_FALLING,
@@ -559,13 +797,27 @@ static int __devinit ads7846_probe(struct spi_device *spi)
559 device_create_file(&spi->dev, &dev_attr_vbatt); 797 device_create_file(&spi->dev, &dev_attr_vbatt);
560 device_create_file(&spi->dev, &dev_attr_vaux); 798 device_create_file(&spi->dev, &dev_attr_vaux);
561 799
800 device_create_file(&spi->dev, &dev_attr_pen_down);
801
802 device_create_file(&spi->dev, &dev_attr_disable);
803
562 err = input_register_device(input_dev); 804 err = input_register_device(input_dev);
563 if (err) 805 if (err)
564 goto err_free_irq; 806 goto err_remove_attr;
565 807
566 return 0; 808 return 0;
567 809
568 err_free_irq: 810 err_remove_attr:
811 device_remove_file(&spi->dev, &dev_attr_disable);
812 device_remove_file(&spi->dev, &dev_attr_pen_down);
813 if (ts->model == 7846) {
814 device_remove_file(&spi->dev, &dev_attr_temp1);
815 device_remove_file(&spi->dev, &dev_attr_temp0);
816 }
817 if (ts->model != 7845)
818 device_remove_file(&spi->dev, &dev_attr_vbatt);
819 device_remove_file(&spi->dev, &dev_attr_vaux);
820
569 free_irq(spi->irq, ts); 821 free_irq(spi->irq, ts);
570 err_free_mem: 822 err_free_mem:
571 input_free_device(input_dev); 823 input_free_device(input_dev);
@@ -577,20 +829,24 @@ static int __devexit ads7846_remove(struct spi_device *spi)
577{ 829{
578 struct ads7846 *ts = dev_get_drvdata(&spi->dev); 830 struct ads7846 *ts = dev_get_drvdata(&spi->dev);
579 831
832 input_unregister_device(ts->input);
833
580 ads7846_suspend(spi, PMSG_SUSPEND); 834 ads7846_suspend(spi, PMSG_SUSPEND);
581 free_irq(ts->spi->irq, ts);
582 if (ts->irq_disabled)
583 enable_irq(ts->spi->irq);
584 835
836 device_remove_file(&spi->dev, &dev_attr_disable);
837 device_remove_file(&spi->dev, &dev_attr_pen_down);
585 if (ts->model == 7846) { 838 if (ts->model == 7846) {
586 device_remove_file(&spi->dev, &dev_attr_temp0);
587 device_remove_file(&spi->dev, &dev_attr_temp1); 839 device_remove_file(&spi->dev, &dev_attr_temp1);
840 device_remove_file(&spi->dev, &dev_attr_temp0);
588 } 841 }
589 if (ts->model != 7845) 842 if (ts->model != 7845)
590 device_remove_file(&spi->dev, &dev_attr_vbatt); 843 device_remove_file(&spi->dev, &dev_attr_vbatt);
591 device_remove_file(&spi->dev, &dev_attr_vaux); 844 device_remove_file(&spi->dev, &dev_attr_vaux);
592 845
593 input_unregister_device(ts->input); 846 free_irq(ts->spi->irq, ts);
847 /* suspend left the IRQ disabled */
848 enable_irq(ts->spi->irq);
849
594 kfree(ts); 850 kfree(ts);
595 851
596 dev_dbg(&spi->dev, "unregistered touchscreen\n"); 852 dev_dbg(&spi->dev, "unregistered touchscreen\n");
diff --git a/drivers/isdn/gigaset/bas-gigaset.c b/drivers/isdn/gigaset/bas-gigaset.c
index f86ed6af3aa2..eb41aba3ddef 100644
--- a/drivers/isdn/gigaset/bas-gigaset.c
+++ b/drivers/isdn/gigaset/bas-gigaset.c
@@ -5,8 +5,6 @@
5 * Tilman Schmidt <tilman@imap.cc>, 5 * Tilman Schmidt <tilman@imap.cc>,
6 * Stefan Eilers. 6 * Stefan Eilers.
7 * 7 *
8 * Based on usb-gigaset.c.
9 *
10 * ===================================================================== 8 * =====================================================================
11 * This program is free software; you can redistribute it and/or 9 * This program is free software; you can redistribute it and/or
12 * modify it under the terms of the GNU General Public License as 10 * modify it under the terms of the GNU General Public License as
@@ -46,19 +44,20 @@ MODULE_PARM_DESC(cidmode, "Call-ID mode");
46#define GIGASET_DEVFSNAME "gig/bas/" 44#define GIGASET_DEVFSNAME "gig/bas/"
47#define GIGASET_DEVNAME "ttyGB" 45#define GIGASET_DEVNAME "ttyGB"
48 46
49#define IF_WRITEBUF 256 //FIXME 47/* length limit according to Siemens 3070usb-protokoll.doc ch. 2.1 */
48#define IF_WRITEBUF 264
50 49
51/* Values for the Gigaset 307x */ 50/* Values for the Gigaset 307x */
52#define USB_GIGA_VENDOR_ID 0x0681 51#define USB_GIGA_VENDOR_ID 0x0681
53#define USB_GIGA_PRODUCT_ID 0x0001 52#define USB_3070_PRODUCT_ID 0x0001
54#define USB_4175_PRODUCT_ID 0x0002 53#define USB_3075_PRODUCT_ID 0x0002
55#define USB_SX303_PRODUCT_ID 0x0021 54#define USB_SX303_PRODUCT_ID 0x0021
56#define USB_SX353_PRODUCT_ID 0x0022 55#define USB_SX353_PRODUCT_ID 0x0022
57 56
58/* table of devices that work with this driver */ 57/* table of devices that work with this driver */
59static struct usb_device_id gigaset_table [] = { 58static struct usb_device_id gigaset_table [] = {
60 { USB_DEVICE(USB_GIGA_VENDOR_ID, USB_GIGA_PRODUCT_ID) }, 59 { USB_DEVICE(USB_GIGA_VENDOR_ID, USB_3070_PRODUCT_ID) },
61 { USB_DEVICE(USB_GIGA_VENDOR_ID, USB_4175_PRODUCT_ID) }, 60 { USB_DEVICE(USB_GIGA_VENDOR_ID, USB_3075_PRODUCT_ID) },
62 { USB_DEVICE(USB_GIGA_VENDOR_ID, USB_SX303_PRODUCT_ID) }, 61 { USB_DEVICE(USB_GIGA_VENDOR_ID, USB_SX303_PRODUCT_ID) },
63 { USB_DEVICE(USB_GIGA_VENDOR_ID, USB_SX353_PRODUCT_ID) }, 62 { USB_DEVICE(USB_GIGA_VENDOR_ID, USB_SX353_PRODUCT_ID) },
64 { } /* Terminating entry */ 63 { } /* Terminating entry */
@@ -77,6 +76,10 @@ static int gigaset_probe(struct usb_interface *interface,
77/* Function will be called if the device is unplugged */ 76/* Function will be called if the device is unplugged */
78static void gigaset_disconnect(struct usb_interface *interface); 77static void gigaset_disconnect(struct usb_interface *interface);
79 78
79static void read_ctrl_callback(struct urb *, struct pt_regs *);
80static void stopurbs(struct bas_bc_state *);
81static int atwrite_submit(struct cardstate *, unsigned char *, int);
82static int start_cbsend(struct cardstate *);
80 83
81/*==============================================================================*/ 84/*==============================================================================*/
82 85
@@ -111,12 +114,14 @@ struct bas_cardstate {
111}; 114};
112 115
113/* status of direct USB connection to 307x base (bits in basstate) */ 116/* status of direct USB connection to 307x base (bits in basstate) */
114#define BS_ATOPEN 0x001 117#define BS_ATOPEN 0x001 /* AT channel open */
115#define BS_B1OPEN 0x002 118#define BS_B1OPEN 0x002 /* B channel 1 open */
116#define BS_B2OPEN 0x004 119#define BS_B2OPEN 0x004 /* B channel 2 open */
117#define BS_ATREADY 0x008 120#define BS_ATREADY 0x008 /* base ready for AT command */
118#define BS_INIT 0x010 121#define BS_INIT 0x010 /* base has signalled INIT_OK */
119#define BS_ATTIMER 0x020 122#define BS_ATTIMER 0x020 /* waiting for HD_READY_SEND_ATDATA */
123#define BS_ATRDPEND 0x040 /* urb_cmd_in in use */
124#define BS_ATWRPEND 0x080 /* urb_cmd_out in use */
120 125
121 126
122static struct gigaset_driver *driver = NULL; 127static struct gigaset_driver *driver = NULL;
@@ -130,6 +135,47 @@ static struct usb_driver gigaset_usb_driver = {
130 .id_table = gigaset_table, 135 .id_table = gigaset_table,
131}; 136};
132 137
138/* get message text for usb_submit_urb return code
139 */
140static char *get_usb_rcmsg(int rc)
141{
142 static char unkmsg[28];
143
144 switch (rc) {
145 case 0:
146 return "success";
147 case -ENOMEM:
148 return "out of memory";
149 case -ENODEV:
150 return "device not present";
151 case -ENOENT:
152 return "endpoint not present";
153 case -ENXIO:
154 return "URB type not supported";
155 case -EINVAL:
156 return "invalid argument";
157 case -EAGAIN:
158 return "start frame too early or too much scheduled";
159 case -EFBIG:
160 return "too many isochronous frames requested";
161 case -EPIPE:
162 return "endpoint stalled";
163 case -EMSGSIZE:
164 return "invalid packet size";
165 case -ENOSPC:
166 return "would overcommit USB bandwidth";
167 case -ESHUTDOWN:
168 return "device shut down";
169 case -EPERM:
170 return "reject flag set";
171 case -EHOSTUNREACH:
172 return "device suspended";
173 default:
174 snprintf(unkmsg, sizeof(unkmsg), "unknown error %d", rc);
175 return unkmsg;
176 }
177}
178
133/* get message text for USB status code 179/* get message text for USB status code
134 */ 180 */
135static char *get_usb_statmsg(int status) 181static char *get_usb_statmsg(int status)
@@ -140,43 +186,37 @@ static char *get_usb_statmsg(int status)
140 case 0: 186 case 0:
141 return "success"; 187 return "success";
142 case -ENOENT: 188 case -ENOENT:
143 return "canceled"; 189 return "unlinked (sync)";
144 case -ECONNRESET:
145 return "canceled (async)";
146 case -EINPROGRESS: 190 case -EINPROGRESS:
147 return "pending"; 191 return "pending";
148 case -EPROTO: 192 case -EPROTO:
149 return "bit stuffing or unknown USB error"; 193 return "bit stuffing error, timeout, or unknown USB error";
150 case -EILSEQ: 194 case -EILSEQ:
151 return "Illegal byte sequence (CRC mismatch)"; 195 return "CRC mismatch, timeout, or unknown USB error";
152 case -EPIPE:
153 return "babble detect or endpoint stalled";
154 case -ENOSR:
155 return "buffer error";
156 case -ETIMEDOUT: 196 case -ETIMEDOUT:
157 return "timed out"; 197 return "timed out";
158 case -ENODEV: 198 case -EPIPE:
159 return "device not present"; 199 return "endpoint stalled";
200 case -ECOMM:
201 return "IN buffer overrun";
202 case -ENOSR:
203 return "OUT buffer underrun";
204 case -EOVERFLOW:
205 return "too much data";
160 case -EREMOTEIO: 206 case -EREMOTEIO:
161 return "short packet detected"; 207 return "short packet detected";
208 case -ENODEV:
209 return "device removed";
162 case -EXDEV: 210 case -EXDEV:
163 return "partial isochronous transfer"; 211 return "partial isochronous transfer";
164 case -EINVAL: 212 case -EINVAL:
165 return "invalid argument"; 213 return "invalid argument";
166 case -ENXIO: 214 case -ECONNRESET:
167 return "URB already queued"; 215 return "unlinked (async)";
168 case -EAGAIN:
169 return "isochronous start frame too early or too much scheduled";
170 case -EFBIG:
171 return "too many isochronous frames requested";
172 case -EMSGSIZE:
173 return "endpoint message size zero";
174 case -ESHUTDOWN: 216 case -ESHUTDOWN:
175 return "endpoint shutdown"; 217 return "device shut down";
176 case -EBUSY:
177 return "another request pending";
178 default: 218 default:
179 snprintf(unkmsg, sizeof(unkmsg), "unknown error %d", status); 219 snprintf(unkmsg, sizeof(unkmsg), "unknown status %d", status);
180 return unkmsg; 220 return unkmsg;
181 } 221 }
182} 222}
@@ -277,18 +317,17 @@ static inline void error_hangup(struct bc_state *bcs)
277 gig_dbg(DEBUG_ANY, "%s: scheduling HUP for channel %d", 317 gig_dbg(DEBUG_ANY, "%s: scheduling HUP for channel %d",
278 __func__, bcs->channel); 318 __func__, bcs->channel);
279 319
280 if (!gigaset_add_event(cs, &bcs->at_state, EV_HUP, NULL, 0, NULL)) { 320 if (!gigaset_add_event(cs, &bcs->at_state, EV_HUP, NULL, 0, NULL))
281 //FIXME what should we do? 321 dev_err(cs->dev, "event queue full\n");
282 return;
283 }
284 322
285 gigaset_schedule_event(cs); 323 gigaset_schedule_event(cs);
286} 324}
287 325
288/* error_reset 326/* error_reset
289 * reset Gigaset device because of an unrecoverable error 327 * reset Gigaset device because of an unrecoverable error
290 * This function may be called from any context and takes care of scheduling 328 * This function may be called from any context, and should take care of
291 * the necessary actions for execution outside of interrupt context. 329 * scheduling the necessary actions for execution outside of interrupt context.
330 * Right now, it just generates a kernel message calling for help.
292 * argument: 331 * argument:
293 * controller state structure 332 * controller state structure
294 */ 333 */
@@ -364,36 +403,38 @@ static void cmd_in_timeout(unsigned long data)
364{ 403{
365 struct cardstate *cs = (struct cardstate *) data; 404 struct cardstate *cs = (struct cardstate *) data;
366 struct bas_cardstate *ucs = cs->hw.bas; 405 struct bas_cardstate *ucs = cs->hw.bas;
367 unsigned long flags;
368 406
369 spin_lock_irqsave(&cs->lock, flags);
370 if (unlikely(!cs->connected)) {
371 gig_dbg(DEBUG_USBREQ, "%s: disconnected", __func__);
372 spin_unlock_irqrestore(&cs->lock, flags);
373 return;
374 }
375 if (!ucs->rcvbuf_size) { 407 if (!ucs->rcvbuf_size) {
376 gig_dbg(DEBUG_USBREQ, "%s: no receive in progress", __func__); 408 gig_dbg(DEBUG_USBREQ, "%s: no receive in progress", __func__);
377 spin_unlock_irqrestore(&cs->lock, flags);
378 return; 409 return;
379 } 410 }
380 spin_unlock_irqrestore(&cs->lock, flags);
381 411
382 dev_err(cs->dev, "timeout reading AT response\n"); 412 dev_err(cs->dev, "timeout reading AT response\n");
383 error_reset(cs); //FIXME retry? 413 error_reset(cs); //FIXME retry?
384} 414}
385 415
416/* set/clear bits in base connection state, return previous state
417 */
418inline static int update_basstate(struct bas_cardstate *ucs,
419 int set, int clear)
420{
421 unsigned long flags;
422 int state;
386 423
387static void read_ctrl_callback(struct urb *urb, struct pt_regs *regs); 424 spin_lock_irqsave(&ucs->lock, flags);
425 state = atomic_read(&ucs->basstate);
426 atomic_set(&ucs->basstate, (state & ~clear) | set);
427 spin_unlock_irqrestore(&ucs->lock, flags);
428 return state;
429}
388 430
389/* atread_submit 431/* atread_submit
390 * submit an HD_READ_ATMESSAGE command URB 432 * submit an HD_READ_ATMESSAGE command URB and optionally start a timeout
391 * parameters: 433 * parameters:
392 * cs controller state structure 434 * cs controller state structure
393 * timeout timeout in 1/10 sec., 0: none 435 * timeout timeout in 1/10 sec., 0: none
394 * return value: 436 * return value:
395 * 0 on success 437 * 0 on success
396 * -EINVAL if a NULL pointer is encountered somewhere
397 * -EBUSY if another request is pending 438 * -EBUSY if another request is pending
398 * any URB submission error code 439 * any URB submission error code
399 */ 440 */
@@ -405,7 +446,7 @@ static int atread_submit(struct cardstate *cs, int timeout)
405 gig_dbg(DEBUG_USBREQ, "-------> HD_READ_ATMESSAGE (%d)", 446 gig_dbg(DEBUG_USBREQ, "-------> HD_READ_ATMESSAGE (%d)",
406 ucs->rcvbuf_size); 447 ucs->rcvbuf_size);
407 448
408 if (ucs->urb_cmd_in->status == -EINPROGRESS) { 449 if (update_basstate(ucs, BS_ATRDPEND, 0) & BS_ATRDPEND) {
409 dev_err(cs->dev, 450 dev_err(cs->dev,
410 "could not submit HD_READ_ATMESSAGE: URB busy\n"); 451 "could not submit HD_READ_ATMESSAGE: URB busy\n");
411 return -EBUSY; 452 return -EBUSY;
@@ -423,6 +464,7 @@ static int atread_submit(struct cardstate *cs, int timeout)
423 read_ctrl_callback, cs->inbuf); 464 read_ctrl_callback, cs->inbuf);
424 465
425 if ((ret = usb_submit_urb(ucs->urb_cmd_in, SLAB_ATOMIC)) != 0) { 466 if ((ret = usb_submit_urb(ucs->urb_cmd_in, SLAB_ATOMIC)) != 0) {
467 update_basstate(ucs, 0, BS_ATRDPEND);
426 dev_err(cs->dev, "could not submit HD_READ_ATMESSAGE: %s\n", 468 dev_err(cs->dev, "could not submit HD_READ_ATMESSAGE: %s\n",
427 get_usb_statmsg(ret)); 469 get_usb_statmsg(ret));
428 return ret; 470 return ret;
@@ -438,26 +480,6 @@ static int atread_submit(struct cardstate *cs, int timeout)
438 return 0; 480 return 0;
439} 481}
440 482
441static void stopurbs(struct bas_bc_state *);
442static int start_cbsend(struct cardstate *);
443
444/* set/clear bits in base connection state
445 */
446inline static void update_basstate(struct bas_cardstate *ucs,
447 int set, int clear)
448{
449 unsigned long flags;
450 int state;
451
452 spin_lock_irqsave(&ucs->lock, flags);
453 state = atomic_read(&ucs->basstate);
454 state &= ~clear;
455 state |= set;
456 atomic_set(&ucs->basstate, state);
457 spin_unlock_irqrestore(&ucs->lock, flags);
458}
459
460
461/* read_int_callback 483/* read_int_callback
462 * USB completion handler for interrupt pipe input 484 * USB completion handler for interrupt pipe input
463 * called by the USB subsystem in interrupt context 485 * called by the USB subsystem in interrupt context
@@ -471,20 +493,25 @@ static void read_int_callback(struct urb *urb, struct pt_regs *regs)
471 struct bas_cardstate *ucs = cs->hw.bas; 493 struct bas_cardstate *ucs = cs->hw.bas;
472 struct bc_state *bcs; 494 struct bc_state *bcs;
473 unsigned long flags; 495 unsigned long flags;
474 int status; 496 int rc;
475 unsigned l; 497 unsigned l;
476 int channel; 498 int channel;
477 499
478 switch (urb->status) { 500 switch (urb->status) {
479 case 0: /* success */ 501 case 0: /* success */
480 break; 502 break;
481 case -ENOENT: /* canceled */ 503 case -ENOENT: /* cancelled */
482 case -ECONNRESET: /* canceled (async) */ 504 case -ECONNRESET: /* cancelled (async) */
483 case -EINPROGRESS: /* pending */ 505 case -EINPROGRESS: /* pending */
484 /* ignore silently */ 506 /* ignore silently */
485 gig_dbg(DEBUG_USBREQ, "%s: %s", 507 gig_dbg(DEBUG_USBREQ, "%s: %s",
486 __func__, get_usb_statmsg(urb->status)); 508 __func__, get_usb_statmsg(urb->status));
487 return; 509 return;
510 case -ENODEV: /* device removed */
511 case -ESHUTDOWN: /* device shut down */
512 //FIXME use this as disconnect indicator?
513 gig_dbg(DEBUG_USBREQ, "%s: device disconnected", __func__);
514 return;
488 default: /* severe trouble */ 515 default: /* severe trouble */
489 dev_warn(cs->dev, "interrupt read: %s\n", 516 dev_warn(cs->dev, "interrupt read: %s\n",
490 get_usb_statmsg(urb->status)); 517 get_usb_statmsg(urb->status));
@@ -492,6 +519,13 @@ static void read_int_callback(struct urb *urb, struct pt_regs *regs)
492 goto resubmit; 519 goto resubmit;
493 } 520 }
494 521
522 /* drop incomplete packets even if the missing bytes wouldn't matter */
523 if (unlikely(urb->actual_length < 3)) {
524 dev_warn(cs->dev, "incomplete interrupt packet (%d bytes)\n",
525 urb->actual_length);
526 goto resubmit;
527 }
528
495 l = (unsigned) ucs->int_in_buf[1] + 529 l = (unsigned) ucs->int_in_buf[1] +
496 (((unsigned) ucs->int_in_buf[2]) << 8); 530 (((unsigned) ucs->int_in_buf[2]) << 8);
497 531
@@ -558,25 +592,28 @@ static void read_int_callback(struct urb *urb, struct pt_regs *regs)
558 } 592 }
559 spin_lock_irqsave(&cs->lock, flags); 593 spin_lock_irqsave(&cs->lock, flags);
560 if (ucs->rcvbuf_size) { 594 if (ucs->rcvbuf_size) {
561 spin_unlock_irqrestore(&cs->lock, flags); 595 /* throw away previous buffer - we have no queue */
562 dev_err(cs->dev, 596 dev_err(cs->dev,
563 "receive AT data overrun, %d bytes lost\n", l); 597 "receive AT data overrun, %d bytes lost\n",
564 error_reset(cs); //FIXME reschedule 598 ucs->rcvbuf_size);
565 break; 599 kfree(ucs->rcvbuf);
600 ucs->rcvbuf_size = 0;
566 } 601 }
567 if ((ucs->rcvbuf = kmalloc(l, GFP_ATOMIC)) == NULL) { 602 if ((ucs->rcvbuf = kmalloc(l, GFP_ATOMIC)) == NULL) {
568 spin_unlock_irqrestore(&cs->lock, flags); 603 spin_unlock_irqrestore(&cs->lock, flags);
569 dev_err(cs->dev, "out of memory, %d bytes lost\n", l); 604 dev_err(cs->dev, "out of memory receiving AT data\n");
570 error_reset(cs); //FIXME reschedule 605 error_reset(cs);
571 break; 606 break;
572 } 607 }
573 ucs->rcvbuf_size = l; 608 ucs->rcvbuf_size = l;
574 ucs->retry_cmd_in = 0; 609 ucs->retry_cmd_in = 0;
575 if ((status = atread_submit(cs, BAS_TIMEOUT)) < 0) { 610 if ((rc = atread_submit(cs, BAS_TIMEOUT)) < 0) {
576 kfree(ucs->rcvbuf); 611 kfree(ucs->rcvbuf);
577 ucs->rcvbuf = NULL; 612 ucs->rcvbuf = NULL;
578 ucs->rcvbuf_size = 0; 613 ucs->rcvbuf_size = 0;
579 error_reset(cs); //FIXME reschedule 614 if (rc != -ENODEV)
615 //FIXME corrective action?
616 error_reset(cs);
580 } 617 }
581 spin_unlock_irqrestore(&cs->lock, flags); 618 spin_unlock_irqrestore(&cs->lock, flags);
582 break; 619 break;
@@ -598,12 +635,10 @@ static void read_int_callback(struct urb *urb, struct pt_regs *regs)
598 check_pending(ucs); 635 check_pending(ucs);
599 636
600resubmit: 637resubmit:
601 spin_lock_irqsave(&cs->lock, flags); 638 rc = usb_submit_urb(urb, SLAB_ATOMIC);
602 status = cs->connected ? usb_submit_urb(urb, SLAB_ATOMIC) : -ENODEV; 639 if (unlikely(rc != 0 && rc != -ENODEV)) {
603 spin_unlock_irqrestore(&cs->lock, flags);
604 if (unlikely(status)) {
605 dev_err(cs->dev, "could not resubmit interrupt URB: %s\n", 640 dev_err(cs->dev, "could not resubmit interrupt URB: %s\n",
606 get_usb_statmsg(status)); 641 get_usb_rcmsg(rc));
607 error_reset(cs); 642 error_reset(cs);
608 } 643 }
609} 644}
@@ -622,18 +657,12 @@ static void read_ctrl_callback(struct urb *urb, struct pt_regs *regs)
622 struct bas_cardstate *ucs = cs->hw.bas; 657 struct bas_cardstate *ucs = cs->hw.bas;
623 int have_data = 0; 658 int have_data = 0;
624 unsigned numbytes; 659 unsigned numbytes;
625 unsigned long flags; 660 int rc;
626 661
627 spin_lock_irqsave(&cs->lock, flags); 662 update_basstate(ucs, 0, BS_ATRDPEND);
628 if (unlikely(!cs->connected)) {
629 warn("%s: disconnected", __func__);
630 spin_unlock_irqrestore(&cs->lock, flags);
631 return;
632 }
633 663
634 if (!ucs->rcvbuf_size) { 664 if (!ucs->rcvbuf_size) {
635 dev_warn(cs->dev, "%s: no receive in progress\n", __func__); 665 dev_warn(cs->dev, "%s: no receive in progress\n", __func__);
636 spin_unlock_irqrestore(&cs->lock, flags);
637 return; 666 return;
638 } 667 }
639 668
@@ -666,9 +695,11 @@ static void read_ctrl_callback(struct urb *urb, struct pt_regs *regs)
666 } 695 }
667 break; 696 break;
668 697
669 case -ENOENT: /* canceled */ 698 case -ENOENT: /* cancelled */
670 case -ECONNRESET: /* canceled (async) */ 699 case -ECONNRESET: /* cancelled (async) */
671 case -EINPROGRESS: /* pending */ 700 case -EINPROGRESS: /* pending */
701 case -ENODEV: /* device removed */
702 case -ESHUTDOWN: /* device shut down */
672 /* no action necessary */ 703 /* no action necessary */
673 gig_dbg(DEBUG_USBREQ, "%s: %s", 704 gig_dbg(DEBUG_USBREQ, "%s: %s",
674 __func__, get_usb_statmsg(urb->status)); 705 __func__, get_usb_statmsg(urb->status));
@@ -681,11 +712,11 @@ static void read_ctrl_callback(struct urb *urb, struct pt_regs *regs)
681 if (ucs->retry_cmd_in++ < BAS_RETRY) { 712 if (ucs->retry_cmd_in++ < BAS_RETRY) {
682 dev_notice(cs->dev, "control read: retry %d\n", 713 dev_notice(cs->dev, "control read: retry %d\n",
683 ucs->retry_cmd_in); 714 ucs->retry_cmd_in);
684 if (atread_submit(cs, BAS_TIMEOUT) >= 0) { 715 rc = atread_submit(cs, BAS_TIMEOUT);
685 /* resubmitted - bypass regular exit block */ 716 if (rc >= 0 || rc == -ENODEV)
686 spin_unlock_irqrestore(&cs->lock, flags); 717 /* resubmitted or disconnected */
718 /* - bypass regular exit block */
687 return; 719 return;
688 }
689 } else { 720 } else {
690 dev_err(cs->dev, 721 dev_err(cs->dev,
691 "control read: giving up after %d tries\n", 722 "control read: giving up after %d tries\n",
@@ -697,7 +728,6 @@ static void read_ctrl_callback(struct urb *urb, struct pt_regs *regs)
697 kfree(ucs->rcvbuf); 728 kfree(ucs->rcvbuf);
698 ucs->rcvbuf = NULL; 729 ucs->rcvbuf = NULL;
699 ucs->rcvbuf_size = 0; 730 ucs->rcvbuf_size = 0;
700 spin_unlock_irqrestore(&cs->lock, flags);
701 if (have_data) { 731 if (have_data) {
702 gig_dbg(DEBUG_INTR, "%s-->BH", __func__); 732 gig_dbg(DEBUG_INTR, "%s-->BH", __func__);
703 gigaset_schedule_event(cs); 733 gigaset_schedule_event(cs);
@@ -719,8 +749,11 @@ static void read_iso_callback(struct urb *urb, struct pt_regs *regs)
719 int i, rc; 749 int i, rc;
720 750
721 /* status codes not worth bothering the tasklet with */ 751 /* status codes not worth bothering the tasklet with */
722 if (unlikely(urb->status == -ENOENT || urb->status == -ECONNRESET || 752 if (unlikely(urb->status == -ENOENT ||
723 urb->status == -EINPROGRESS)) { 753 urb->status == -ECONNRESET ||
754 urb->status == -EINPROGRESS ||
755 urb->status == -ENODEV ||
756 urb->status == -ESHUTDOWN)) {
724 gig_dbg(DEBUG_ISO, "%s: %s", 757 gig_dbg(DEBUG_ISO, "%s: %s",
725 __func__, get_usb_statmsg(urb->status)); 758 __func__, get_usb_statmsg(urb->status));
726 return; 759 return;
@@ -740,9 +773,9 @@ static void read_iso_callback(struct urb *urb, struct pt_regs *regs)
740 for (i = 0; i < BAS_NUMFRAMES; i++) { 773 for (i = 0; i < BAS_NUMFRAMES; i++) {
741 ubc->isoinlost += urb->iso_frame_desc[i].actual_length; 774 ubc->isoinlost += urb->iso_frame_desc[i].actual_length;
742 if (unlikely(urb->iso_frame_desc[i].status != 0 && 775 if (unlikely(urb->iso_frame_desc[i].status != 0 &&
743 urb->iso_frame_desc[i].status != -EINPROGRESS)) { 776 urb->iso_frame_desc[i].status !=
777 -EINPROGRESS))
744 ubc->loststatus = urb->iso_frame_desc[i].status; 778 ubc->loststatus = urb->iso_frame_desc[i].status;
745 }
746 urb->iso_frame_desc[i].status = 0; 779 urb->iso_frame_desc[i].status = 0;
747 urb->iso_frame_desc[i].actual_length = 0; 780 urb->iso_frame_desc[i].actual_length = 0;
748 } 781 }
@@ -754,10 +787,10 @@ static void read_iso_callback(struct urb *urb, struct pt_regs *regs)
754 gig_dbg(DEBUG_ISO, "%s: isoc read overrun/resubmit", 787 gig_dbg(DEBUG_ISO, "%s: isoc read overrun/resubmit",
755 __func__); 788 __func__);
756 rc = usb_submit_urb(urb, SLAB_ATOMIC); 789 rc = usb_submit_urb(urb, SLAB_ATOMIC);
757 if (unlikely(rc != 0)) { 790 if (unlikely(rc != 0 && rc != -ENODEV)) {
758 dev_err(bcs->cs->dev, 791 dev_err(bcs->cs->dev,
759 "could not resubmit isochronous read " 792 "could not resubmit isochronous read "
760 "URB: %s\n", get_usb_statmsg(rc)); 793 "URB: %s\n", get_usb_rcmsg(rc));
761 dump_urb(DEBUG_ISO, "isoc read", urb); 794 dump_urb(DEBUG_ISO, "isoc read", urb);
762 error_hangup(bcs); 795 error_hangup(bcs);
763 } 796 }
@@ -780,8 +813,11 @@ static void write_iso_callback(struct urb *urb, struct pt_regs *regs)
780 unsigned long flags; 813 unsigned long flags;
781 814
782 /* status codes not worth bothering the tasklet with */ 815 /* status codes not worth bothering the tasklet with */
783 if (unlikely(urb->status == -ENOENT || urb->status == -ECONNRESET || 816 if (unlikely(urb->status == -ENOENT ||
784 urb->status == -EINPROGRESS)) { 817 urb->status == -ECONNRESET ||
818 urb->status == -EINPROGRESS ||
819 urb->status == -ENODEV ||
820 urb->status == -ESHUTDOWN)) {
785 gig_dbg(DEBUG_ISO, "%s: %s", 821 gig_dbg(DEBUG_ISO, "%s: %s",
786 __func__, get_usb_statmsg(urb->status)); 822 __func__, get_usb_statmsg(urb->status));
787 return; 823 return;
@@ -822,7 +858,6 @@ static int starturbs(struct bc_state *bcs)
822 for (k = 0; k < BAS_INURBS; k++) { 858 for (k = 0; k < BAS_INURBS; k++) {
823 urb = ubc->isoinurbs[k]; 859 urb = ubc->isoinurbs[k];
824 if (!urb) { 860 if (!urb) {
825 dev_err(bcs->cs->dev, "isoinurbs[%d]==NULL\n", k);
826 rc = -EFAULT; 861 rc = -EFAULT;
827 goto error; 862 goto error;
828 } 863 }
@@ -844,12 +879,8 @@ static int starturbs(struct bc_state *bcs)
844 } 879 }
845 880
846 dump_urb(DEBUG_ISO, "Initial isoc read", urb); 881 dump_urb(DEBUG_ISO, "Initial isoc read", urb);
847 if ((rc = usb_submit_urb(urb, SLAB_ATOMIC)) != 0) { 882 if ((rc = usb_submit_urb(urb, SLAB_ATOMIC)) != 0)
848 dev_err(bcs->cs->dev,
849 "could not submit isochronous read URB %d: %s\n",
850 k, get_usb_statmsg(rc));
851 goto error; 883 goto error;
852 }
853 } 884 }
854 885
855 /* initialize L2 transmission */ 886 /* initialize L2 transmission */
@@ -859,7 +890,6 @@ static int starturbs(struct bc_state *bcs)
859 for (k = 0; k < BAS_OUTURBS; ++k) { 890 for (k = 0; k < BAS_OUTURBS; ++k) {
860 urb = ubc->isoouturbs[k].urb; 891 urb = ubc->isoouturbs[k].urb;
861 if (!urb) { 892 if (!urb) {
862 dev_err(bcs->cs->dev, "isoouturbs[%d].urb==NULL\n", k);
863 rc = -EFAULT; 893 rc = -EFAULT;
864 goto error; 894 goto error;
865 } 895 }
@@ -885,12 +915,8 @@ static int starturbs(struct bc_state *bcs)
885 for (k = 0; k < 2; ++k) { 915 for (k = 0; k < 2; ++k) {
886 dump_urb(DEBUG_ISO, "Initial isoc write", urb); 916 dump_urb(DEBUG_ISO, "Initial isoc write", urb);
887 rc = usb_submit_urb(ubc->isoouturbs[k].urb, SLAB_ATOMIC); 917 rc = usb_submit_urb(ubc->isoouturbs[k].urb, SLAB_ATOMIC);
888 if (rc != 0) { 918 if (rc != 0)
889 dev_err(bcs->cs->dev,
890 "could not submit isochronous write URB %d: %s\n",
891 k, get_usb_statmsg(rc));
892 goto error; 919 goto error;
893 }
894 } 920 }
895 dump_urb(DEBUG_ISO, "Initial isoc write (free)", urb); 921 dump_urb(DEBUG_ISO, "Initial isoc write (free)", urb);
896 ubc->isooutfree = &ubc->isoouturbs[2]; 922 ubc->isooutfree = &ubc->isoouturbs[2];
@@ -916,15 +942,15 @@ static void stopurbs(struct bas_bc_state *ubc)
916 for (k = 0; k < BAS_INURBS; ++k) { 942 for (k = 0; k < BAS_INURBS; ++k) {
917 rc = usb_unlink_urb(ubc->isoinurbs[k]); 943 rc = usb_unlink_urb(ubc->isoinurbs[k]);
918 gig_dbg(DEBUG_ISO, 944 gig_dbg(DEBUG_ISO,
919 "%s: isoc input URB %d unlinked, result = %d", 945 "%s: isoc input URB %d unlinked, result = %s",
920 __func__, k, rc); 946 __func__, k, get_usb_rcmsg(rc));
921 } 947 }
922 948
923 for (k = 0; k < BAS_OUTURBS; ++k) { 949 for (k = 0; k < BAS_OUTURBS; ++k) {
924 rc = usb_unlink_urb(ubc->isoouturbs[k].urb); 950 rc = usb_unlink_urb(ubc->isoouturbs[k].urb);
925 gig_dbg(DEBUG_ISO, 951 gig_dbg(DEBUG_ISO,
926 "%s: isoc output URB %d unlinked, result = %d", 952 "%s: isoc output URB %d unlinked, result = %s",
927 __func__, k, rc); 953 __func__, k, get_usb_rcmsg(rc));
928 } 954 }
929} 955}
930 956
@@ -934,7 +960,7 @@ static void stopurbs(struct bas_bc_state *ubc)
934/* submit_iso_write_urb 960/* submit_iso_write_urb
935 * fill and submit the next isochronous write URB 961 * fill and submit the next isochronous write URB
936 * parameters: 962 * parameters:
937 * bcs B channel state structure 963 * ucx context structure containing URB
938 * return value: 964 * return value:
939 * number of frames submitted in URB 965 * number of frames submitted in URB
940 * 0 if URB not submitted because no data available (isooutbuf busy) 966 * 0 if URB not submitted because no data available (isooutbuf busy)
@@ -946,7 +972,6 @@ static int submit_iso_write_urb(struct isow_urbctx_t *ucx)
946 struct bas_bc_state *ubc = ucx->bcs->hw.bas; 972 struct bas_bc_state *ubc = ucx->bcs->hw.bas;
947 struct usb_iso_packet_descriptor *ifd; 973 struct usb_iso_packet_descriptor *ifd;
948 int corrbytes, nframe, rc; 974 int corrbytes, nframe, rc;
949 unsigned long flags;
950 975
951 /* urb->dev is clobbered by USB subsystem */ 976 /* urb->dev is clobbered by USB subsystem */
952 urb->dev = ucx->bcs->cs->hw.bas->udev; 977 urb->dev = ucx->bcs->cs->hw.bas->udev;
@@ -992,20 +1017,22 @@ static int submit_iso_write_urb(struct isow_urbctx_t *ucx)
992 ifd->status = 0; 1017 ifd->status = 0;
993 ifd->actual_length = 0; 1018 ifd->actual_length = 0;
994 } 1019 }
995 if ((urb->number_of_packets = nframe) > 0) { 1020 if (unlikely(nframe == 0))
996 spin_lock_irqsave(&ucx->bcs->cs->lock, flags); 1021 return 0; /* no data to send */
997 rc = ucx->bcs->cs->connected ? usb_submit_urb(urb, SLAB_ATOMIC) : -ENODEV; 1022 urb->number_of_packets = nframe;
998 spin_unlock_irqrestore(&ucx->bcs->cs->lock, flags);
999 1023
1000 if (rc) { 1024 rc = usb_submit_urb(urb, SLAB_ATOMIC);
1025 if (unlikely(rc)) {
1026 if (rc == -ENODEV)
1027 /* device removed - give up silently */
1028 gig_dbg(DEBUG_ISO, "%s: disconnected", __func__);
1029 else
1001 dev_err(ucx->bcs->cs->dev, 1030 dev_err(ucx->bcs->cs->dev,
1002 "could not submit isochronous write URB: %s\n", 1031 "could not submit isochronous write URB: %s\n",
1003 get_usb_statmsg(rc)); 1032 get_usb_rcmsg(rc));
1004 dump_urb(DEBUG_ISO, "isoc write", urb); 1033 return rc;
1005 return rc;
1006 }
1007 ++ubc->numsub;
1008 } 1034 }
1035 ++ubc->numsub;
1009 return nframe; 1036 return nframe;
1010} 1037}
1011 1038
@@ -1028,6 +1055,7 @@ static void write_iso_tasklet(unsigned long data)
1028 int i; 1055 int i;
1029 struct sk_buff *skb; 1056 struct sk_buff *skb;
1030 int len; 1057 int len;
1058 int rc;
1031 1059
1032 /* loop while completed URBs arrive in time */ 1060 /* loop while completed URBs arrive in time */
1033 for (;;) { 1061 for (;;) {
@@ -1057,7 +1085,8 @@ static void write_iso_tasklet(unsigned long data)
1057 ubc->isooutfree = NULL; 1085 ubc->isooutfree = NULL;
1058 spin_unlock_irqrestore(&ubc->isooutlock, flags); 1086 spin_unlock_irqrestore(&ubc->isooutlock, flags);
1059 if (next) { 1087 if (next) {
1060 if (submit_iso_write_urb(next) <= 0) { 1088 rc = submit_iso_write_urb(next);
1089 if (unlikely(rc <= 0 && rc != -ENODEV)) {
1061 /* could not submit URB, put it back */ 1090 /* could not submit URB, put it back */
1062 spin_lock_irqsave(&ubc->isooutlock, flags); 1091 spin_lock_irqsave(&ubc->isooutlock, flags);
1063 if (ubc->isooutfree == NULL) { 1092 if (ubc->isooutfree == NULL) {
@@ -1077,17 +1106,18 @@ static void write_iso_tasklet(unsigned long data)
1077 /* process completed URB */ 1106 /* process completed URB */
1078 urb = done->urb; 1107 urb = done->urb;
1079 switch (urb->status) { 1108 switch (urb->status) {
1109 case -EXDEV: /* partial completion */
1110 gig_dbg(DEBUG_ISO, "%s: URB partially completed",
1111 __func__);
1112 /* fall through - what's the difference anyway? */
1080 case 0: /* normal completion */ 1113 case 0: /* normal completion */
1081 break; 1114 /* inspect individual frames
1082 case -EXDEV: /* inspect individual frames */ 1115 * assumptions (for lack of documentation):
1083 /* assumptions (for lack of documentation): 1116 * - actual_length bytes of first frame in error are
1084 * - actual_length bytes of the frame in error are
1085 * successfully sent 1117 * successfully sent
1086 * - all following frames are not sent at all 1118 * - all following frames are not sent at all
1087 */ 1119 */
1088 gig_dbg(DEBUG_ISO, "%s: URB partially completed", 1120 offset = done->limit; /* default (no error) */
1089 __func__);
1090 offset = done->limit; /* just in case */
1091 for (i = 0; i < BAS_NUMFRAMES; i++) { 1121 for (i = 0; i < BAS_NUMFRAMES; i++) {
1092 ifd = &urb->iso_frame_desc[i]; 1122 ifd = &urb->iso_frame_desc[i];
1093 if (ifd->status || 1123 if (ifd->status ||
@@ -1122,7 +1152,7 @@ static void write_iso_tasklet(unsigned long data)
1122 } 1152 }
1123#endif 1153#endif
1124 break; 1154 break;
1125 case -EPIPE: //FIXME is this the code for "underrun"? 1155 case -EPIPE: /* stall - probably underrun */
1126 dev_err(cs->dev, "isochronous write stalled\n"); 1156 dev_err(cs->dev, "isochronous write stalled\n");
1127 error_hangup(bcs); 1157 error_hangup(bcs);
1128 break; 1158 break;
@@ -1142,7 +1172,8 @@ static void write_iso_tasklet(unsigned long data)
1142 spin_unlock_irqrestore(&ubc->isooutlock, flags); 1172 spin_unlock_irqrestore(&ubc->isooutlock, flags);
1143 if (next) { 1173 if (next) {
1144 /* only one URB still active - resubmit one */ 1174 /* only one URB still active - resubmit one */
1145 if (submit_iso_write_urb(next) <= 0) { 1175 rc = submit_iso_write_urb(next);
1176 if (unlikely(rc <= 0 && rc != -ENODEV)) {
1146 /* couldn't submit */ 1177 /* couldn't submit */
1147 error_hangup(bcs); 1178 error_hangup(bcs);
1148 } 1179 }
@@ -1222,10 +1253,9 @@ static void read_iso_tasklet(unsigned long data)
1222 break; 1253 break;
1223 case -ENOENT: 1254 case -ENOENT:
1224 case -ECONNRESET: 1255 case -ECONNRESET:
1225 gig_dbg(DEBUG_ISO, "%s: URB canceled", __func__); 1256 case -EINPROGRESS:
1226 continue; /* -> skip */ 1257 gig_dbg(DEBUG_ISO, "%s: %s",
1227 case -EINPROGRESS: /* huh? */ 1258 __func__, get_usb_statmsg(urb->status));
1228 gig_dbg(DEBUG_ISO, "%s: URB still pending", __func__);
1229 continue; /* -> skip */ 1259 continue; /* -> skip */
1230 case -EPIPE: 1260 case -EPIPE:
1231 dev_err(cs->dev, "isochronous read stalled\n"); 1261 dev_err(cs->dev, "isochronous read stalled\n");
@@ -1290,13 +1320,11 @@ static void read_iso_tasklet(unsigned long data)
1290 urb->dev = bcs->cs->hw.bas->udev; 1320 urb->dev = bcs->cs->hw.bas->udev;
1291 urb->transfer_flags = URB_ISO_ASAP; 1321 urb->transfer_flags = URB_ISO_ASAP;
1292 urb->number_of_packets = BAS_NUMFRAMES; 1322 urb->number_of_packets = BAS_NUMFRAMES;
1293 spin_lock_irqsave(&cs->lock, flags); 1323 rc = usb_submit_urb(urb, SLAB_ATOMIC);
1294 rc = cs->connected ? usb_submit_urb(urb, SLAB_ATOMIC) : -ENODEV; 1324 if (unlikely(rc != 0 && rc != -ENODEV)) {
1295 spin_unlock_irqrestore(&cs->lock, flags);
1296 if (rc) {
1297 dev_err(cs->dev, 1325 dev_err(cs->dev,
1298 "could not resubmit isochronous read URB: %s\n", 1326 "could not resubmit isochronous read URB: %s\n",
1299 get_usb_statmsg(rc)); 1327 get_usb_rcmsg(rc));
1300 dump_urb(DEBUG_ISO, "resubmit iso read", urb); 1328 dump_urb(DEBUG_ISO, "resubmit iso read", urb);
1301 error_hangup(bcs); 1329 error_hangup(bcs);
1302 } 1330 }
@@ -1397,7 +1425,6 @@ static void write_ctrl_callback(struct urb *urb, struct pt_regs *regs)
1397 * timeout timeout in seconds (0: no timeout) 1425 * timeout timeout in seconds (0: no timeout)
1398 * return value: 1426 * return value:
1399 * 0 on success 1427 * 0 on success
1400 * -EINVAL if a NULL pointer is encountered somewhere
1401 * -EBUSY if another request is pending 1428 * -EBUSY if another request is pending
1402 * any URB submission error code 1429 * any URB submission error code
1403 */ 1430 */
@@ -1418,12 +1445,6 @@ static int req_submit(struct bc_state *bcs, int req, int val, int timeout)
1418 req, ucs->pending); 1445 req, ucs->pending);
1419 return -EBUSY; 1446 return -EBUSY;
1420 } 1447 }
1421 if (ucs->urb_ctrl->status == -EINPROGRESS) {
1422 spin_unlock_irqrestore(&ucs->lock, flags);
1423 dev_err(bcs->cs->dev,
1424 "could not submit request 0x%02x: URB busy\n", req);
1425 return -EBUSY;
1426 }
1427 1448
1428 ucs->dr_ctrl.bRequestType = OUT_VENDOR_REQ; 1449 ucs->dr_ctrl.bRequestType = OUT_VENDOR_REQ;
1429 ucs->dr_ctrl.bRequest = req; 1450 ucs->dr_ctrl.bRequest = req;
@@ -1465,22 +1486,36 @@ static int req_submit(struct bc_state *bcs, int req, int val, int timeout)
1465static int gigaset_init_bchannel(struct bc_state *bcs) 1486static int gigaset_init_bchannel(struct bc_state *bcs)
1466{ 1487{
1467 int req, ret; 1488 int req, ret;
1489 unsigned long flags;
1490
1491 spin_lock_irqsave(&bcs->cs->lock, flags);
1492 if (unlikely(!bcs->cs->connected)) {
1493 gig_dbg(DEBUG_USBREQ, "%s: not connected", __func__);
1494 spin_unlock_irqrestore(&bcs->cs->lock, flags);
1495 return -ENODEV;
1496 }
1468 1497
1469 if ((ret = starturbs(bcs)) < 0) { 1498 if ((ret = starturbs(bcs)) < 0) {
1470 dev_err(bcs->cs->dev, 1499 dev_err(bcs->cs->dev,
1471 "could not start isochronous I/O for channel %d\n", 1500 "could not start isochronous I/O for channel B%d: %s\n",
1472 bcs->channel + 1); 1501 bcs->channel + 1,
1473 error_hangup(bcs); 1502 ret == -EFAULT ? "null URB" : get_usb_rcmsg(ret));
1503 if (ret != -ENODEV)
1504 error_hangup(bcs);
1505 spin_unlock_irqrestore(&bcs->cs->lock, flags);
1474 return ret; 1506 return ret;
1475 } 1507 }
1476 1508
1477 req = bcs->channel ? HD_OPEN_B2CHANNEL : HD_OPEN_B1CHANNEL; 1509 req = bcs->channel ? HD_OPEN_B2CHANNEL : HD_OPEN_B1CHANNEL;
1478 if ((ret = req_submit(bcs, req, 0, BAS_TIMEOUT)) < 0) { 1510 if ((ret = req_submit(bcs, req, 0, BAS_TIMEOUT)) < 0) {
1479 dev_err(bcs->cs->dev, "could not open channel %d: %s\n", 1511 dev_err(bcs->cs->dev, "could not open channel B%d\n",
1480 bcs->channel + 1, get_usb_statmsg(ret)); 1512 bcs->channel + 1);
1481 stopurbs(bcs->hw.bas); 1513 stopurbs(bcs->hw.bas);
1482 error_hangup(bcs); 1514 if (ret != -ENODEV)
1515 error_hangup(bcs);
1483 } 1516 }
1517
1518 spin_unlock_irqrestore(&bcs->cs->lock, flags);
1484 return ret; 1519 return ret;
1485} 1520}
1486 1521
@@ -1497,19 +1532,30 @@ static int gigaset_init_bchannel(struct bc_state *bcs)
1497static int gigaset_close_bchannel(struct bc_state *bcs) 1532static int gigaset_close_bchannel(struct bc_state *bcs)
1498{ 1533{
1499 int req, ret; 1534 int req, ret;
1535 unsigned long flags;
1536
1537 spin_lock_irqsave(&bcs->cs->lock, flags);
1538 if (unlikely(!bcs->cs->connected)) {
1539 spin_unlock_irqrestore(&bcs->cs->lock, flags);
1540 gig_dbg(DEBUG_USBREQ, "%s: not connected", __func__);
1541 return -ENODEV;
1542 }
1500 1543
1501 if (!(atomic_read(&bcs->cs->hw.bas->basstate) & 1544 if (!(atomic_read(&bcs->cs->hw.bas->basstate) &
1502 (bcs->channel ? BS_B2OPEN : BS_B1OPEN))) { 1545 (bcs->channel ? BS_B2OPEN : BS_B1OPEN))) {
1503 /* channel not running: just signal common.c */ 1546 /* channel not running: just signal common.c */
1547 spin_unlock_irqrestore(&bcs->cs->lock, flags);
1504 gigaset_bchannel_down(bcs); 1548 gigaset_bchannel_down(bcs);
1505 return 0; 1549 return 0;
1506 } 1550 }
1507 1551
1552 /* channel running: tell device to close it */
1508 req = bcs->channel ? HD_CLOSE_B2CHANNEL : HD_CLOSE_B1CHANNEL; 1553 req = bcs->channel ? HD_CLOSE_B2CHANNEL : HD_CLOSE_B1CHANNEL;
1509 if ((ret = req_submit(bcs, req, 0, BAS_TIMEOUT)) < 0) 1554 if ((ret = req_submit(bcs, req, 0, BAS_TIMEOUT)) < 0)
1510 dev_err(bcs->cs->dev, 1555 dev_err(bcs->cs->dev, "closing channel B%d failed\n",
1511 "could not submit HD_CLOSE_BxCHANNEL request: %s\n", 1556 bcs->channel + 1);
1512 get_usb_statmsg(ret)); 1557
1558 spin_unlock_irqrestore(&bcs->cs->lock, flags);
1513 return ret; 1559 return ret;
1514} 1560}
1515 1561
@@ -1545,8 +1591,6 @@ static void complete_cb(struct cardstate *cs)
1545 kfree(cb); 1591 kfree(cb);
1546} 1592}
1547 1593
1548static int atwrite_submit(struct cardstate *cs, unsigned char *buf, int len);
1549
1550/* write_command_callback 1594/* write_command_callback
1551 * USB completion handler for AT command transmission 1595 * USB completion handler for AT command transmission
1552 * called by the USB subsystem in interrupt context 1596 * called by the USB subsystem in interrupt context
@@ -1560,13 +1604,17 @@ static void write_command_callback(struct urb *urb, struct pt_regs *regs)
1560 struct bas_cardstate *ucs = cs->hw.bas; 1604 struct bas_cardstate *ucs = cs->hw.bas;
1561 unsigned long flags; 1605 unsigned long flags;
1562 1606
1607 update_basstate(ucs, 0, BS_ATWRPEND);
1608
1563 /* check status */ 1609 /* check status */
1564 switch (urb->status) { 1610 switch (urb->status) {
1565 case 0: /* normal completion */ 1611 case 0: /* normal completion */
1566 break; 1612 break;
1567 case -ENOENT: /* canceled */ 1613 case -ENOENT: /* cancelled */
1568 case -ECONNRESET: /* canceled (async) */ 1614 case -ECONNRESET: /* cancelled (async) */
1569 case -EINPROGRESS: /* pending */ 1615 case -EINPROGRESS: /* pending */
1616 case -ENODEV: /* device removed */
1617 case -ESHUTDOWN: /* device shut down */
1570 /* ignore silently */ 1618 /* ignore silently */
1571 gig_dbg(DEBUG_USBREQ, "%s: %s", 1619 gig_dbg(DEBUG_USBREQ, "%s: %s",
1572 __func__, get_usb_statmsg(urb->status)); 1620 __func__, get_usb_statmsg(urb->status));
@@ -1627,19 +1675,17 @@ static void atrdy_timeout(unsigned long data)
1627 * len length of command to send 1675 * len length of command to send
1628 * return value: 1676 * return value:
1629 * 0 on success 1677 * 0 on success
1630 * -EFAULT if a NULL pointer is encountered somewhere
1631 * -EBUSY if another request is pending 1678 * -EBUSY if another request is pending
1632 * any URB submission error code 1679 * any URB submission error code
1633 */ 1680 */
1634static int atwrite_submit(struct cardstate *cs, unsigned char *buf, int len) 1681static int atwrite_submit(struct cardstate *cs, unsigned char *buf, int len)
1635{ 1682{
1636 struct bas_cardstate *ucs = cs->hw.bas; 1683 struct bas_cardstate *ucs = cs->hw.bas;
1637 unsigned long flags; 1684 int rc;
1638 int ret;
1639 1685
1640 gig_dbg(DEBUG_USBREQ, "-------> HD_WRITE_ATMESSAGE (%d)", len); 1686 gig_dbg(DEBUG_USBREQ, "-------> HD_WRITE_ATMESSAGE (%d)", len);
1641 1687
1642 if (ucs->urb_cmd_out->status == -EINPROGRESS) { 1688 if (update_basstate(ucs, BS_ATWRPEND, 0) & BS_ATWRPEND) {
1643 dev_err(cs->dev, 1689 dev_err(cs->dev,
1644 "could not submit HD_WRITE_ATMESSAGE: URB busy\n"); 1690 "could not submit HD_WRITE_ATMESSAGE: URB busy\n");
1645 return -EBUSY; 1691 return -EBUSY;
@@ -1654,29 +1700,22 @@ static int atwrite_submit(struct cardstate *cs, unsigned char *buf, int len)
1654 usb_sndctrlpipe(ucs->udev, 0), 1700 usb_sndctrlpipe(ucs->udev, 0),
1655 (unsigned char*) &ucs->dr_cmd_out, buf, len, 1701 (unsigned char*) &ucs->dr_cmd_out, buf, len,
1656 write_command_callback, cs); 1702 write_command_callback, cs);
1657 1703 rc = usb_submit_urb(ucs->urb_cmd_out, SLAB_ATOMIC);
1658 spin_lock_irqsave(&cs->lock, flags); 1704 if (unlikely(rc)) {
1659 ret = cs->connected ? usb_submit_urb(ucs->urb_cmd_out, SLAB_ATOMIC) : -ENODEV; 1705 update_basstate(ucs, 0, BS_ATWRPEND);
1660 spin_unlock_irqrestore(&cs->lock, flags);
1661
1662 if (ret) {
1663 dev_err(cs->dev, "could not submit HD_WRITE_ATMESSAGE: %s\n", 1706 dev_err(cs->dev, "could not submit HD_WRITE_ATMESSAGE: %s\n",
1664 get_usb_statmsg(ret)); 1707 get_usb_rcmsg(rc));
1665 return ret; 1708 return rc;
1666 } 1709 }
1667 1710
1668 /* submitted successfully */ 1711 /* submitted successfully, start timeout if necessary */
1669 update_basstate(ucs, 0, BS_ATREADY); 1712 if (!(update_basstate(ucs, BS_ATTIMER, BS_ATREADY) & BS_ATTIMER)) {
1670
1671 /* start timeout if necessary */
1672 if (!(atomic_read(&ucs->basstate) & BS_ATTIMER)) {
1673 gig_dbg(DEBUG_OUTPUT, "setting ATREADY timeout of %d/10 secs", 1713 gig_dbg(DEBUG_OUTPUT, "setting ATREADY timeout of %d/10 secs",
1674 ATRDY_TIMEOUT); 1714 ATRDY_TIMEOUT);
1675 ucs->timer_atrdy.expires = jiffies + ATRDY_TIMEOUT * HZ / 10; 1715 ucs->timer_atrdy.expires = jiffies + ATRDY_TIMEOUT * HZ / 10;
1676 ucs->timer_atrdy.data = (unsigned long) cs; 1716 ucs->timer_atrdy.data = (unsigned long) cs;
1677 ucs->timer_atrdy.function = atrdy_timeout; 1717 ucs->timer_atrdy.function = atrdy_timeout;
1678 add_timer(&ucs->timer_atrdy); 1718 add_timer(&ucs->timer_atrdy);
1679 update_basstate(ucs, BS_ATTIMER, 0);
1680 } 1719 }
1681 return 0; 1720 return 0;
1682} 1721}
@@ -1702,7 +1741,6 @@ static int start_cbsend(struct cardstate *cs)
1702 gig_dbg(DEBUG_TRANSCMD|DEBUG_LOCKCMD, "AT channel not open"); 1741 gig_dbg(DEBUG_TRANSCMD|DEBUG_LOCKCMD, "AT channel not open");
1703 rc = req_submit(cs->bcs, HD_OPEN_ATCHANNEL, 0, BAS_TIMEOUT); 1742 rc = req_submit(cs->bcs, HD_OPEN_ATCHANNEL, 0, BAS_TIMEOUT);
1704 if (rc < 0) { 1743 if (rc < 0) {
1705 dev_err(cs->dev, "could not open AT channel\n");
1706 /* flush command queue */ 1744 /* flush command queue */
1707 spin_lock_irqsave(&cs->cmdlock, flags); 1745 spin_lock_irqsave(&cs->cmdlock, flags);
1708 while (cs->cmdbuf != NULL) 1746 while (cs->cmdbuf != NULL)
@@ -1786,8 +1824,14 @@ static int gigaset_write_cmd(struct cardstate *cs,
1786 cs->lastcmdbuf = cb; 1824 cs->lastcmdbuf = cb;
1787 spin_unlock_irqrestore(&cs->cmdlock, flags); 1825 spin_unlock_irqrestore(&cs->cmdlock, flags);
1788 1826
1827 spin_lock_irqsave(&cs->lock, flags);
1828 if (unlikely(!cs->connected)) {
1829 spin_unlock_irqrestore(&cs->lock, flags);
1830 gig_dbg(DEBUG_USBREQ, "%s: not connected", __func__);
1831 return -ENODEV;
1832 }
1789 status = start_cbsend(cs); 1833 status = start_cbsend(cs);
1790 1834 spin_unlock_irqrestore(&cs->lock, flags);
1791 return status < 0 ? status : len; 1835 return status < 0 ? status : len;
1792} 1836}
1793 1837
@@ -1849,12 +1893,32 @@ static int gigaset_brkchars(struct cardstate *cs, const unsigned char buf[6])
1849 */ 1893 */
1850static int gigaset_freebcshw(struct bc_state *bcs) 1894static int gigaset_freebcshw(struct bc_state *bcs)
1851{ 1895{
1852 if (!bcs->hw.bas) 1896 struct bas_bc_state *ubc = bcs->hw.bas;
1897 int i;
1898
1899 if (!ubc)
1853 return 0; 1900 return 0;
1854 1901
1855 if (bcs->hw.bas->isooutbuf) 1902 /* kill URBs and tasklets before freeing - better safe than sorry */
1856 kfree(bcs->hw.bas->isooutbuf); 1903 atomic_set(&ubc->running, 0);
1857 kfree(bcs->hw.bas); 1904 for (i = 0; i < BAS_OUTURBS; ++i)
1905 if (ubc->isoouturbs[i].urb) {
1906 gig_dbg(DEBUG_INIT, "%s: killing iso out URB %d",
1907 __func__, i);
1908 usb_kill_urb(ubc->isoouturbs[i].urb);
1909 usb_free_urb(ubc->isoouturbs[i].urb);
1910 }
1911 for (i = 0; i < BAS_INURBS; ++i)
1912 if (ubc->isoinurbs[i]) {
1913 gig_dbg(DEBUG_INIT, "%s: killing iso in URB %d",
1914 __func__, i);
1915 usb_kill_urb(ubc->isoinurbs[i]);
1916 usb_free_urb(ubc->isoinurbs[i]);
1917 }
1918 tasklet_kill(&ubc->sent_tasklet);
1919 tasklet_kill(&ubc->rcvd_tasklet);
1920 kfree(ubc->isooutbuf);
1921 kfree(ubc);
1858 bcs->hw.bas = NULL; 1922 bcs->hw.bas = NULL;
1859 return 1; 1923 return 1;
1860} 1924}
@@ -1931,13 +1995,9 @@ static void gigaset_reinitbcshw(struct bc_state *bcs)
1931 1995
1932static void gigaset_freecshw(struct cardstate *cs) 1996static void gigaset_freecshw(struct cardstate *cs)
1933{ 1997{
1934 struct bas_cardstate *ucs = cs->hw.bas; 1998 /* timers, URBs and rcvbuf are disposed of in disconnect */
1935
1936 del_timer(&ucs->timer_ctrl);
1937 del_timer(&ucs->timer_atrdy);
1938 del_timer(&ucs->timer_cmd_in);
1939
1940 kfree(cs->hw.bas); 1999 kfree(cs->hw.bas);
2000 cs->hw.bas = NULL;
1941} 2001}
1942 2002
1943static int gigaset_initcshw(struct cardstate *cs) 2003static int gigaset_initcshw(struct cardstate *cs)
@@ -2041,23 +2101,13 @@ static int gigaset_probe(struct usb_interface *interface,
2041 struct bas_bc_state *ubc; 2101 struct bas_bc_state *ubc;
2042 struct usb_endpoint_descriptor *endpoint; 2102 struct usb_endpoint_descriptor *endpoint;
2043 int i, j; 2103 int i, j;
2044 int ret; 2104 int rc;
2045 2105
2046 gig_dbg(DEBUG_ANY, 2106 gig_dbg(DEBUG_ANY,
2047 "%s: Check if device matches .. (Vendor: 0x%x, Product: 0x%x)", 2107 "%s: Check if device matches .. (Vendor: 0x%x, Product: 0x%x)",
2048 __func__, le16_to_cpu(udev->descriptor.idVendor), 2108 __func__, le16_to_cpu(udev->descriptor.idVendor),
2049 le16_to_cpu(udev->descriptor.idProduct)); 2109 le16_to_cpu(udev->descriptor.idProduct));
2050 2110
2051 /* See if the device offered us matches what we can accept */
2052 if ((le16_to_cpu(udev->descriptor.idVendor) != USB_GIGA_VENDOR_ID) ||
2053 (le16_to_cpu(udev->descriptor.idProduct) != USB_GIGA_PRODUCT_ID &&
2054 le16_to_cpu(udev->descriptor.idProduct) != USB_4175_PRODUCT_ID &&
2055 le16_to_cpu(udev->descriptor.idProduct) != USB_SX303_PRODUCT_ID &&
2056 le16_to_cpu(udev->descriptor.idProduct) != USB_SX353_PRODUCT_ID)) {
2057 gig_dbg(DEBUG_ANY, "%s: unmatched ID - exiting", __func__);
2058 return -ENODEV;
2059 }
2060
2061 /* set required alternate setting */ 2111 /* set required alternate setting */
2062 hostif = interface->cur_altsetting; 2112 hostif = interface->cur_altsetting;
2063 if (hostif->desc.bAlternateSetting != 3) { 2113 if (hostif->desc.bAlternateSetting != 3) {
@@ -2105,45 +2155,22 @@ static int gigaset_probe(struct usb_interface *interface,
2105 * - three for the different uses of the default control pipe 2155 * - three for the different uses of the default control pipe
2106 * - three for each isochronous pipe 2156 * - three for each isochronous pipe
2107 */ 2157 */
2108 ucs->urb_int_in = usb_alloc_urb(0, SLAB_KERNEL); 2158 if (!(ucs->urb_int_in = usb_alloc_urb(0, SLAB_KERNEL)) ||
2109 if (!ucs->urb_int_in) { 2159 !(ucs->urb_cmd_in = usb_alloc_urb(0, SLAB_KERNEL)) ||
2110 dev_err(cs->dev, "no free urbs available\n"); 2160 !(ucs->urb_cmd_out = usb_alloc_urb(0, SLAB_KERNEL)) ||
2111 goto error; 2161 !(ucs->urb_ctrl = usb_alloc_urb(0, SLAB_KERNEL)))
2112 } 2162 goto allocerr;
2113 ucs->urb_cmd_in = usb_alloc_urb(0, SLAB_KERNEL);
2114 if (!ucs->urb_cmd_in) {
2115 dev_err(cs->dev, "no free urbs available\n");
2116 goto error;
2117 }
2118 ucs->urb_cmd_out = usb_alloc_urb(0, SLAB_KERNEL);
2119 if (!ucs->urb_cmd_out) {
2120 dev_err(cs->dev, "no free urbs available\n");
2121 goto error;
2122 }
2123 ucs->urb_ctrl = usb_alloc_urb(0, SLAB_KERNEL);
2124 if (!ucs->urb_ctrl) {
2125 dev_err(cs->dev, "no free urbs available\n");
2126 goto error;
2127 }
2128 2163
2129 for (j = 0; j < 2; ++j) { 2164 for (j = 0; j < 2; ++j) {
2130 ubc = cs->bcs[j].hw.bas; 2165 ubc = cs->bcs[j].hw.bas;
2131 for (i = 0; i < BAS_OUTURBS; ++i) { 2166 for (i = 0; i < BAS_OUTURBS; ++i)
2132 ubc->isoouturbs[i].urb = 2167 if (!(ubc->isoouturbs[i].urb =
2133 usb_alloc_urb(BAS_NUMFRAMES, SLAB_KERNEL); 2168 usb_alloc_urb(BAS_NUMFRAMES, SLAB_KERNEL)))
2134 if (!ubc->isoouturbs[i].urb) { 2169 goto allocerr;
2135 dev_err(cs->dev, "no free urbs available\n"); 2170 for (i = 0; i < BAS_INURBS; ++i)
2136 goto error; 2171 if (!(ubc->isoinurbs[i] =
2137 } 2172 usb_alloc_urb(BAS_NUMFRAMES, SLAB_KERNEL)))
2138 } 2173 goto allocerr;
2139 for (i = 0; i < BAS_INURBS; ++i) {
2140 ubc->isoinurbs[i] =
2141 usb_alloc_urb(BAS_NUMFRAMES, SLAB_KERNEL);
2142 if (!ubc->isoinurbs[i]) {
2143 dev_err(cs->dev, "no free urbs available\n");
2144 goto error;
2145 }
2146 }
2147 } 2174 }
2148 2175
2149 ucs->rcvbuf = NULL; 2176 ucs->rcvbuf = NULL;
@@ -2156,15 +2183,14 @@ static int gigaset_probe(struct usb_interface *interface,
2156 (endpoint->bEndpointAddress) & 0x0f), 2183 (endpoint->bEndpointAddress) & 0x0f),
2157 ucs->int_in_buf, 3, read_int_callback, cs, 2184 ucs->int_in_buf, 3, read_int_callback, cs,
2158 endpoint->bInterval); 2185 endpoint->bInterval);
2159 ret = usb_submit_urb(ucs->urb_int_in, SLAB_KERNEL); 2186 if ((rc = usb_submit_urb(ucs->urb_int_in, SLAB_KERNEL)) != 0) {
2160 if (ret) {
2161 dev_err(cs->dev, "could not submit interrupt URB: %s\n", 2187 dev_err(cs->dev, "could not submit interrupt URB: %s\n",
2162 get_usb_statmsg(ret)); 2188 get_usb_rcmsg(rc));
2163 goto error; 2189 goto error;
2164 } 2190 }
2165 2191
2166 /* tell the device that the driver is ready */ 2192 /* tell the device that the driver is ready */
2167 if ((ret = req_submit(cs->bcs, HD_DEVICE_INIT_ACK, 0, 0)) != 0) 2193 if ((rc = req_submit(cs->bcs, HD_DEVICE_INIT_ACK, 0, 0)) != 0)
2168 goto error; 2194 goto error;
2169 2195
2170 /* tell common part that the device is ready */ 2196 /* tell common part that the device is ready */
@@ -2179,6 +2205,8 @@ static int gigaset_probe(struct usb_interface *interface,
2179 2205
2180 return 0; 2206 return 0;
2181 2207
2208allocerr:
2209 dev_err(cs->dev, "could not allocate URBs\n");
2182error: 2210error:
2183 freeurbs(cs); 2211 freeurbs(cs);
2184 usb_set_intfdata(interface, NULL); 2212 usb_set_intfdata(interface, NULL);
@@ -2193,19 +2221,34 @@ static void gigaset_disconnect(struct usb_interface *interface)
2193{ 2221{
2194 struct cardstate *cs; 2222 struct cardstate *cs;
2195 struct bas_cardstate *ucs; 2223 struct bas_cardstate *ucs;
2224 int j;
2196 2225
2197 cs = usb_get_intfdata(interface); 2226 cs = usb_get_intfdata(interface);
2198 2227
2199 ucs = cs->hw.bas; 2228 ucs = cs->hw.bas;
2200 2229
2201 dev_info(cs->dev, "disconnecting Gigaset base\n"); 2230 dev_info(cs->dev, "disconnecting Gigaset base\n");
2231
2232 /* mark base as not ready, all channels disconnected */
2233 atomic_set(&ucs->basstate, 0);
2234
2235 /* tell LL all channels are down */
2236 //FIXME shouldn't gigaset_stop() do this?
2237 for (j = 0; j < 2; ++j)
2238 gigaset_bchannel_down(cs->bcs + j);
2239
2240 /* stop driver (common part) */
2202 gigaset_stop(cs); 2241 gigaset_stop(cs);
2242
2243 /* stop timers and URBs, free ressources */
2244 del_timer_sync(&ucs->timer_ctrl);
2245 del_timer_sync(&ucs->timer_atrdy);
2246 del_timer_sync(&ucs->timer_cmd_in);
2203 freeurbs(cs); 2247 freeurbs(cs);
2204 usb_set_intfdata(interface, NULL); 2248 usb_set_intfdata(interface, NULL);
2205 kfree(ucs->rcvbuf); 2249 kfree(ucs->rcvbuf);
2206 ucs->rcvbuf = NULL; 2250 ucs->rcvbuf = NULL;
2207 ucs->rcvbuf_size = 0; 2251 ucs->rcvbuf_size = 0;
2208 atomic_set(&ucs->basstate, 0);
2209 usb_put_dev(ucs->udev); 2252 usb_put_dev(ucs->udev);
2210 ucs->interface = NULL; 2253 ucs->interface = NULL;
2211 ucs->udev = NULL; 2254 ucs->udev = NULL;
@@ -2277,6 +2320,8 @@ error: if (cardstate)
2277 */ 2320 */
2278static void __exit bas_gigaset_exit(void) 2321static void __exit bas_gigaset_exit(void)
2279{ 2322{
2323 struct bas_cardstate *ucs = cardstate->hw.bas;
2324
2280 gigaset_blockdriver(driver); /* => probe will fail 2325 gigaset_blockdriver(driver); /* => probe will fail
2281 * => no gigaset_start any more 2326 * => no gigaset_start any more
2282 */ 2327 */
@@ -2284,14 +2329,26 @@ static void __exit bas_gigaset_exit(void)
2284 gigaset_shutdown(cardstate); 2329 gigaset_shutdown(cardstate);
2285 /* from now on, no isdn callback should be possible */ 2330 /* from now on, no isdn callback should be possible */
2286 2331
2287 if (atomic_read(&cardstate->hw.bas->basstate) & BS_ATOPEN) { 2332 /* close all still open channels */
2288 gig_dbg(DEBUG_ANY, "closing AT channel"); 2333 if (atomic_read(&ucs->basstate) & BS_B1OPEN) {
2289 if (req_submit(cardstate->bcs, 2334 gig_dbg(DEBUG_INIT, "closing B1 channel");
2290 HD_CLOSE_ATCHANNEL, 0, BAS_TIMEOUT) >= 0) { 2335 usb_control_msg(ucs->udev, usb_sndctrlpipe(ucs->udev, 0),
2291 /* successfully submitted */ 2336 HD_CLOSE_B1CHANNEL, OUT_VENDOR_REQ, 0, 0,
2292 //FIXME wait for completion? 2337 NULL, 0, BAS_TIMEOUT);
2293 } 2338 }
2339 if (atomic_read(&ucs->basstate) & BS_B2OPEN) {
2340 gig_dbg(DEBUG_INIT, "closing B2 channel");
2341 usb_control_msg(ucs->udev, usb_sndctrlpipe(ucs->udev, 0),
2342 HD_CLOSE_B2CHANNEL, OUT_VENDOR_REQ, 0, 0,
2343 NULL, 0, BAS_TIMEOUT);
2344 }
2345 if (atomic_read(&ucs->basstate) & BS_ATOPEN) {
2346 gig_dbg(DEBUG_INIT, "closing AT channel");
2347 usb_control_msg(ucs->udev, usb_sndctrlpipe(ucs->udev, 0),
2348 HD_CLOSE_ATCHANNEL, OUT_VENDOR_REQ, 0, 0,
2349 NULL, 0, BAS_TIMEOUT);
2294 } 2350 }
2351 atomic_set(&ucs->basstate, 0);
2295 2352
2296 /* deregister this driver with the USB subsystem */ 2353 /* deregister this driver with the USB subsystem */
2297 usb_deregister(&gigaset_usb_driver); 2354 usb_deregister(&gigaset_usb_driver);
diff --git a/drivers/isdn/gigaset/common.c b/drivers/isdn/gigaset/common.c
index 749b3da1236e..e55767b2ccd3 100644
--- a/drivers/isdn/gigaset/common.c
+++ b/drivers/isdn/gigaset/common.c
@@ -781,8 +781,7 @@ error: if (cs)
781} 781}
782EXPORT_SYMBOL_GPL(gigaset_initcs); 782EXPORT_SYMBOL_GPL(gigaset_initcs);
783 783
784/* ReInitialize the b-channel structure */ 784/* ReInitialize the b-channel structure on hangup */
785/* e.g. called on hangup, disconnect */
786void gigaset_bcs_reinit(struct bc_state *bcs) 785void gigaset_bcs_reinit(struct bc_state *bcs)
787{ 786{
788 struct sk_buff *skb; 787 struct sk_buff *skb;
diff --git a/drivers/isdn/gigaset/ev-layer.c b/drivers/isdn/gigaset/ev-layer.c
index 1ba3424a286b..18e05c09b71c 100644
--- a/drivers/isdn/gigaset/ev-layer.c
+++ b/drivers/isdn/gigaset/ev-layer.c
@@ -373,6 +373,9 @@ struct reply_t gigaset_tab_cid_m10x[] = /* for M10x */
373 373
374 {EV_TIMEOUT, 750,750, -1, 0, 0, {ACT_CONNTIMEOUT}}, 374 {EV_TIMEOUT, 750,750, -1, 0, 0, {ACT_CONNTIMEOUT}},
375 375
376 /* B channel closed (general case) */
377 {EV_BC_CLOSED, -1, -1, -1, -1,-1, {ACT_NOTIFY_BC_DOWN}}, //FIXME
378
376 /* misc. */ 379 /* misc. */
377 {EV_PROTO_L2, -1, -1, -1, -1,-1, {ACT_PROTO_L2}}, //FIXME 380 {EV_PROTO_L2, -1, -1, -1, -1,-1, {ACT_PROTO_L2}}, //FIXME
378 381
diff --git a/drivers/isdn/gigaset/gigaset.h b/drivers/isdn/gigaset/gigaset.h
index 9d21ba8757b0..22b9693f7c0a 100644
--- a/drivers/isdn/gigaset/gigaset.h
+++ b/drivers/isdn/gigaset/gigaset.h
@@ -75,7 +75,7 @@ extern int gigaset_debuglevel; /* "needs" cast to (enum debuglevel) */
75 * e.g. 'insmod usb_gigaset.o debug=0x2c' will set DEBUG_OPEN, DEBUG_CMD and 75 * e.g. 'insmod usb_gigaset.o debug=0x2c' will set DEBUG_OPEN, DEBUG_CMD and
76 * DEBUG_INTR. 76 * DEBUG_INTR.
77 */ 77 */
78enum debuglevel { /* up to 24 bits (atomic_t) */ 78enum debuglevel {
79 DEBUG_REG = 0x0002, /* serial port I/O register operations */ 79 DEBUG_REG = 0x0002, /* serial port I/O register operations */
80 DEBUG_OPEN = 0x0004, /* open/close serial port */ 80 DEBUG_OPEN = 0x0004, /* open/close serial port */
81 DEBUG_INTR = 0x0008, /* interrupt processing */ 81 DEBUG_INTR = 0x0008, /* interrupt processing */
@@ -141,7 +141,7 @@ enum debuglevel { /* up to 24 bits (atomic_t) */
141 printk(KERN_DEBUG KBUILD_MODNAME ": " format "\n", \ 141 printk(KERN_DEBUG KBUILD_MODNAME ": " format "\n", \
142 ## arg); \ 142 ## arg); \
143 } while (0) 143 } while (0)
144#define DEBUG_DEFAULT (DEBUG_INIT | DEBUG_TRANSCMD | DEBUG_CMD | DEBUG_USBREQ) 144#define DEBUG_DEFAULT (DEBUG_TRANSCMD | DEBUG_CMD | DEBUG_USBREQ)
145 145
146#else 146#else
147 147
@@ -627,8 +627,7 @@ struct gigaset_ops {
627 /* Called by gigaset_freecs() for freeing bcs->hw.xxx */ 627 /* Called by gigaset_freecs() for freeing bcs->hw.xxx */
628 int (*freebcshw)(struct bc_state *bcs); 628 int (*freebcshw)(struct bc_state *bcs);
629 629
630 /* Called by gigaset_stop() or gigaset_bchannel_down() for resetting 630 /* Called by gigaset_bchannel_down() for resetting bcs->hw.xxx */
631 bcs->hw.xxx */
632 void (*reinitbcshw)(struct bc_state *bcs); 631 void (*reinitbcshw)(struct bc_state *bcs);
633 632
634 /* Called by gigaset_initcs() for setting up cs->hw.xxx */ 633 /* Called by gigaset_initcs() for setting up cs->hw.xxx */
diff --git a/drivers/isdn/gigaset/i4l.c b/drivers/isdn/gigaset/i4l.c
index 0815dbfb8291..1654fa413575 100644
--- a/drivers/isdn/gigaset/i4l.c
+++ b/drivers/isdn/gigaset/i4l.c
@@ -73,7 +73,7 @@ static int writebuf_from_LL(int driverID, int channel, int ack,
73 len, skblen, (unsigned) skb->head[0], (unsigned) skb->head[1]); 73 len, skblen, (unsigned) skb->head[0], (unsigned) skb->head[1]);
74 74
75 /* pass to device-specific module */ 75 /* pass to device-specific module */
76 return cs->ops->send_skb(bcs, skb); //FIXME cs->ops->send_skb() must handle !cs->connected correctly 76 return cs->ops->send_skb(bcs, skb);
77} 77}
78 78
79void gigaset_skb_sent(struct bc_state *bcs, struct sk_buff *skb) 79void gigaset_skb_sent(struct bc_state *bcs, struct sk_buff *skb)
diff --git a/drivers/isdn/gigaset/isocdata.c b/drivers/isdn/gigaset/isocdata.c
index 45f017ed6e8c..8667daaa1a82 100644
--- a/drivers/isdn/gigaset/isocdata.c
+++ b/drivers/isdn/gigaset/isocdata.c
@@ -992,14 +992,18 @@ int gigaset_isoc_send_skb(struct bc_state *bcs, struct sk_buff *skb)
992 int len = skb->len; 992 int len = skb->len;
993 unsigned long flags; 993 unsigned long flags;
994 994
995 spin_lock_irqsave(&bcs->cs->lock, flags);
996 if (!bcs->cs->connected) {
997 spin_unlock_irqrestore(&bcs->cs->lock, flags);
998 return -ENODEV;
999 }
1000
995 skb_queue_tail(&bcs->squeue, skb); 1001 skb_queue_tail(&bcs->squeue, skb);
996 gig_dbg(DEBUG_ISO, "%s: skb queued, qlen=%d", 1002 gig_dbg(DEBUG_ISO, "%s: skb queued, qlen=%d",
997 __func__, skb_queue_len(&bcs->squeue)); 1003 __func__, skb_queue_len(&bcs->squeue));
998 1004
999 /* tasklet submits URB if necessary */ 1005 /* tasklet submits URB if necessary */
1000 spin_lock_irqsave(&bcs->cs->lock, flags); 1006 tasklet_schedule(&bcs->hw.bas->sent_tasklet);
1001 if (bcs->cs->connected)
1002 tasklet_schedule(&bcs->hw.bas->sent_tasklet);
1003 spin_unlock_irqrestore(&bcs->cs->lock, flags); 1007 spin_unlock_irqrestore(&bcs->cs->lock, flags);
1004 1008
1005 return len; /* ok so far */ 1009 return len; /* ok so far */
diff --git a/drivers/macintosh/therm_adt746x.c b/drivers/macintosh/therm_adt746x.c
index 5ebfd1d138da..5282fec17075 100644
--- a/drivers/macintosh/therm_adt746x.c
+++ b/drivers/macintosh/therm_adt746x.c
@@ -627,8 +627,8 @@ thermostat_init(void)
627 if(therm_type == ADT7460) 627 if(therm_type == ADT7460)
628 device_create_file(&of_dev->dev, &dev_attr_sensor2_fan_speed); 628 device_create_file(&of_dev->dev, &dev_attr_sensor2_fan_speed);
629 629
630#ifndef CONFIG_I2C_KEYWEST 630#ifndef CONFIG_I2C_POWERMAC
631 request_module("i2c-keywest"); 631 request_module("i2c-powermac");
632#endif 632#endif
633 633
634 return i2c_add_driver(&thermostat_driver); 634 return i2c_add_driver(&thermostat_driver);
diff --git a/drivers/md/md.c b/drivers/md/md.c
index 434ca39d19c1..d7316b829a62 100644
--- a/drivers/md/md.c
+++ b/drivers/md/md.c
@@ -279,11 +279,6 @@ static inline int mddev_lock(mddev_t * mddev)
279 return mutex_lock_interruptible(&mddev->reconfig_mutex); 279 return mutex_lock_interruptible(&mddev->reconfig_mutex);
280} 280}
281 281
282static inline void mddev_lock_uninterruptible(mddev_t * mddev)
283{
284 mutex_lock(&mddev->reconfig_mutex);
285}
286
287static inline int mddev_trylock(mddev_t * mddev) 282static inline int mddev_trylock(mddev_t * mddev)
288{ 283{
289 return mutex_trylock(&mddev->reconfig_mutex); 284 return mutex_trylock(&mddev->reconfig_mutex);
@@ -2458,9 +2453,11 @@ md_attr_show(struct kobject *kobj, struct attribute *attr, char *page)
2458 2453
2459 if (!entry->show) 2454 if (!entry->show)
2460 return -EIO; 2455 return -EIO;
2461 mddev_lock(mddev); 2456 rv = mddev_lock(mddev);
2462 rv = entry->show(mddev, page); 2457 if (!rv) {
2463 mddev_unlock(mddev); 2458 rv = entry->show(mddev, page);
2459 mddev_unlock(mddev);
2460 }
2464 return rv; 2461 return rv;
2465} 2462}
2466 2463
@@ -2474,9 +2471,11 @@ md_attr_store(struct kobject *kobj, struct attribute *attr,
2474 2471
2475 if (!entry->store) 2472 if (!entry->store)
2476 return -EIO; 2473 return -EIO;
2477 mddev_lock(mddev); 2474 rv = mddev_lock(mddev);
2478 rv = entry->store(mddev, page, length); 2475 if (!rv) {
2479 mddev_unlock(mddev); 2476 rv = entry->store(mddev, page, length);
2477 mddev_unlock(mddev);
2478 }
2480 return rv; 2479 return rv;
2481} 2480}
2482 2481
@@ -4341,8 +4340,9 @@ static int md_seq_show(struct seq_file *seq, void *v)
4341 return 0; 4340 return 0;
4342 } 4341 }
4343 4342
4344 if (mddev_lock(mddev)!=0) 4343 if (mddev_lock(mddev) < 0)
4345 return -EINTR; 4344 return -EINTR;
4345
4346 if (mddev->pers || mddev->raid_disks || !list_empty(&mddev->disks)) { 4346 if (mddev->pers || mddev->raid_disks || !list_empty(&mddev->disks)) {
4347 seq_printf(seq, "%s : %sactive", mdname(mddev), 4347 seq_printf(seq, "%s : %sactive", mdname(mddev),
4348 mddev->pers ? "" : "in"); 4348 mddev->pers ? "" : "in");
diff --git a/drivers/md/raid1.c b/drivers/md/raid1.c
index 6081941de1b3..4070eff6f0f8 100644
--- a/drivers/md/raid1.c
+++ b/drivers/md/raid1.c
@@ -315,10 +315,11 @@ static int raid1_end_write_request(struct bio *bio, unsigned int bytes_done, int
315 if (r1_bio->bios[mirror] == bio) 315 if (r1_bio->bios[mirror] == bio)
316 break; 316 break;
317 317
318 if (error == -ENOTSUPP && test_bit(R1BIO_Barrier, &r1_bio->state)) { 318 if (error == -EOPNOTSUPP && test_bit(R1BIO_Barrier, &r1_bio->state)) {
319 set_bit(BarriersNotsupp, &conf->mirrors[mirror].rdev->flags); 319 set_bit(BarriersNotsupp, &conf->mirrors[mirror].rdev->flags);
320 set_bit(R1BIO_BarrierRetry, &r1_bio->state); 320 set_bit(R1BIO_BarrierRetry, &r1_bio->state);
321 r1_bio->mddev->barriers_work = 0; 321 r1_bio->mddev->barriers_work = 0;
322 /* Don't rdev_dec_pending in this branch - keep it for the retry */
322 } else { 323 } else {
323 /* 324 /*
324 * this branch is our 'one mirror IO has finished' event handler: 325 * this branch is our 'one mirror IO has finished' event handler:
@@ -365,6 +366,7 @@ static int raid1_end_write_request(struct bio *bio, unsigned int bytes_done, int
365 } 366 }
366 } 367 }
367 } 368 }
369 rdev_dec_pending(conf->mirrors[mirror].rdev, conf->mddev);
368 } 370 }
369 /* 371 /*
370 * 372 *
@@ -374,11 +376,9 @@ static int raid1_end_write_request(struct bio *bio, unsigned int bytes_done, int
374 if (atomic_dec_and_test(&r1_bio->remaining)) { 376 if (atomic_dec_and_test(&r1_bio->remaining)) {
375 if (test_bit(R1BIO_BarrierRetry, &r1_bio->state)) { 377 if (test_bit(R1BIO_BarrierRetry, &r1_bio->state)) {
376 reschedule_retry(r1_bio); 378 reschedule_retry(r1_bio);
377 /* Don't dec_pending yet, we want to hold
378 * the reference over the retry
379 */
380 goto out; 379 goto out;
381 } 380 }
381 /* it really is the end of this request */
382 if (test_bit(R1BIO_BehindIO, &r1_bio->state)) { 382 if (test_bit(R1BIO_BehindIO, &r1_bio->state)) {
383 /* free extra copy of the data pages */ 383 /* free extra copy of the data pages */
384 int i = bio->bi_vcnt; 384 int i = bio->bi_vcnt;
@@ -393,8 +393,6 @@ static int raid1_end_write_request(struct bio *bio, unsigned int bytes_done, int
393 md_write_end(r1_bio->mddev); 393 md_write_end(r1_bio->mddev);
394 raid_end_bio_io(r1_bio); 394 raid_end_bio_io(r1_bio);
395 } 395 }
396
397 rdev_dec_pending(conf->mirrors[mirror].rdev, conf->mddev);
398 out: 396 out:
399 if (to_put) 397 if (to_put)
400 bio_put(to_put); 398 bio_put(to_put);
@@ -753,18 +751,24 @@ static int make_request(request_queue_t *q, struct bio * bio)
753 const int rw = bio_data_dir(bio); 751 const int rw = bio_data_dir(bio);
754 int do_barriers; 752 int do_barriers;
755 753
756 if (unlikely(!mddev->barriers_work && bio_barrier(bio))) {
757 bio_endio(bio, bio->bi_size, -EOPNOTSUPP);
758 return 0;
759 }
760
761 /* 754 /*
762 * Register the new request and wait if the reconstruction 755 * Register the new request and wait if the reconstruction
763 * thread has put up a bar for new requests. 756 * thread has put up a bar for new requests.
764 * Continue immediately if no resync is active currently. 757 * Continue immediately if no resync is active currently.
758 * We test barriers_work *after* md_write_start as md_write_start
759 * may cause the first superblock write, and that will check out
760 * if barriers work.
765 */ 761 */
762
766 md_write_start(mddev, bio); /* wait on superblock update early */ 763 md_write_start(mddev, bio); /* wait on superblock update early */
767 764
765 if (unlikely(!mddev->barriers_work && bio_barrier(bio))) {
766 if (rw == WRITE)
767 md_write_end(mddev);
768 bio_endio(bio, bio->bi_size, -EOPNOTSUPP);
769 return 0;
770 }
771
768 wait_barrier(conf); 772 wait_barrier(conf);
769 773
770 disk_stat_inc(mddev->gendisk, ios[rw]); 774 disk_stat_inc(mddev->gendisk, ios[rw]);
@@ -1404,10 +1408,11 @@ static void raid1d(mddev_t *mddev)
1404 unplug = 1; 1408 unplug = 1;
1405 } else if (test_bit(R1BIO_BarrierRetry, &r1_bio->state)) { 1409 } else if (test_bit(R1BIO_BarrierRetry, &r1_bio->state)) {
1406 /* some requests in the r1bio were BIO_RW_BARRIER 1410 /* some requests in the r1bio were BIO_RW_BARRIER
1407 * requests which failed with -ENOTSUPP. Hohumm.. 1411 * requests which failed with -EOPNOTSUPP. Hohumm..
1408 * Better resubmit without the barrier. 1412 * Better resubmit without the barrier.
1409 * We know which devices to resubmit for, because 1413 * We know which devices to resubmit for, because
1410 * all others have had their bios[] entry cleared. 1414 * all others have had their bios[] entry cleared.
1415 * We already have a nr_pending reference on these rdevs.
1411 */ 1416 */
1412 int i; 1417 int i;
1413 clear_bit(R1BIO_BarrierRetry, &r1_bio->state); 1418 clear_bit(R1BIO_BarrierRetry, &r1_bio->state);
diff --git a/drivers/md/raid10.c b/drivers/md/raid10.c
index 617012bc107a..1440935414e6 100644
--- a/drivers/md/raid10.c
+++ b/drivers/md/raid10.c
@@ -1407,43 +1407,54 @@ static void raid10d(mddev_t *mddev)
1407 if (s > (PAGE_SIZE>>9)) 1407 if (s > (PAGE_SIZE>>9))
1408 s = PAGE_SIZE >> 9; 1408 s = PAGE_SIZE >> 9;
1409 1409
1410 rcu_read_lock();
1410 do { 1411 do {
1411 int d = r10_bio->devs[sl].devnum; 1412 int d = r10_bio->devs[sl].devnum;
1412 rdev = conf->mirrors[d].rdev; 1413 rdev = rcu_dereference(conf->mirrors[d].rdev);
1413 if (rdev && 1414 if (rdev &&
1414 test_bit(In_sync, &rdev->flags) && 1415 test_bit(In_sync, &rdev->flags)) {
1415 sync_page_io(rdev->bdev, 1416 atomic_inc(&rdev->nr_pending);
1416 r10_bio->devs[sl].addr + 1417 rcu_read_unlock();
1417 sect + rdev->data_offset, 1418 success = sync_page_io(rdev->bdev,
1418 s<<9, 1419 r10_bio->devs[sl].addr +
1419 conf->tmppage, READ)) 1420 sect + rdev->data_offset,
1420 success = 1; 1421 s<<9,
1421 else { 1422 conf->tmppage, READ);
1422 sl++; 1423 rdev_dec_pending(rdev, mddev);
1423 if (sl == conf->copies) 1424 rcu_read_lock();
1424 sl = 0; 1425 if (success)
1426 break;
1425 } 1427 }
1428 sl++;
1429 if (sl == conf->copies)
1430 sl = 0;
1426 } while (!success && sl != r10_bio->read_slot); 1431 } while (!success && sl != r10_bio->read_slot);
1432 rcu_read_unlock();
1427 1433
1428 if (success) { 1434 if (success) {
1429 int start = sl; 1435 int start = sl;
1430 /* write it back and re-read */ 1436 /* write it back and re-read */
1437 rcu_read_lock();
1431 while (sl != r10_bio->read_slot) { 1438 while (sl != r10_bio->read_slot) {
1432 int d; 1439 int d;
1433 if (sl==0) 1440 if (sl==0)
1434 sl = conf->copies; 1441 sl = conf->copies;
1435 sl--; 1442 sl--;
1436 d = r10_bio->devs[sl].devnum; 1443 d = r10_bio->devs[sl].devnum;
1437 rdev = conf->mirrors[d].rdev; 1444 rdev = rcu_dereference(conf->mirrors[d].rdev);
1438 atomic_add(s, &rdev->corrected_errors);
1439 if (rdev && 1445 if (rdev &&
1440 test_bit(In_sync, &rdev->flags)) { 1446 test_bit(In_sync, &rdev->flags)) {
1447 atomic_inc(&rdev->nr_pending);
1448 rcu_read_unlock();
1449 atomic_add(s, &rdev->corrected_errors);
1441 if (sync_page_io(rdev->bdev, 1450 if (sync_page_io(rdev->bdev,
1442 r10_bio->devs[sl].addr + 1451 r10_bio->devs[sl].addr +
1443 sect + rdev->data_offset, 1452 sect + rdev->data_offset,
1444 s<<9, conf->tmppage, WRITE) == 0) 1453 s<<9, conf->tmppage, WRITE) == 0)
1445 /* Well, this device is dead */ 1454 /* Well, this device is dead */
1446 md_error(mddev, rdev); 1455 md_error(mddev, rdev);
1456 rdev_dec_pending(rdev, mddev);
1457 rcu_read_lock();
1447 } 1458 }
1448 } 1459 }
1449 sl = start; 1460 sl = start;
@@ -1453,17 +1464,22 @@ static void raid10d(mddev_t *mddev)
1453 sl = conf->copies; 1464 sl = conf->copies;
1454 sl--; 1465 sl--;
1455 d = r10_bio->devs[sl].devnum; 1466 d = r10_bio->devs[sl].devnum;
1456 rdev = conf->mirrors[d].rdev; 1467 rdev = rcu_dereference(conf->mirrors[d].rdev);
1457 if (rdev && 1468 if (rdev &&
1458 test_bit(In_sync, &rdev->flags)) { 1469 test_bit(In_sync, &rdev->flags)) {
1470 atomic_inc(&rdev->nr_pending);
1471 rcu_read_unlock();
1459 if (sync_page_io(rdev->bdev, 1472 if (sync_page_io(rdev->bdev,
1460 r10_bio->devs[sl].addr + 1473 r10_bio->devs[sl].addr +
1461 sect + rdev->data_offset, 1474 sect + rdev->data_offset,
1462 s<<9, conf->tmppage, READ) == 0) 1475 s<<9, conf->tmppage, READ) == 0)
1463 /* Well, this device is dead */ 1476 /* Well, this device is dead */
1464 md_error(mddev, rdev); 1477 md_error(mddev, rdev);
1478 rdev_dec_pending(rdev, mddev);
1479 rcu_read_lock();
1465 } 1480 }
1466 } 1481 }
1482 rcu_read_unlock();
1467 } else { 1483 } else {
1468 /* Cannot read from anywhere -- bye bye array */ 1484 /* Cannot read from anywhere -- bye bye array */
1469 md_error(mddev, conf->mirrors[r10_bio->devs[r10_bio->read_slot].devnum].rdev); 1485 md_error(mddev, conf->mirrors[r10_bio->devs[r10_bio->read_slot].devnum].rdev);
diff --git a/drivers/media/video/cx88/cx88-alsa.c b/drivers/media/video/cx88/cx88-alsa.c
index f9d87b86492c..320b3d9384ba 100644
--- a/drivers/media/video/cx88/cx88-alsa.c
+++ b/drivers/media/video/cx88/cx88-alsa.c
@@ -616,7 +616,7 @@ static struct snd_kcontrol_new snd_cx88_capture_volume = {
616 * Only boards with eeprom and byte 1 at eeprom=1 have it 616 * Only boards with eeprom and byte 1 at eeprom=1 have it
617 */ 617 */
618 618
619static struct pci_device_id cx88_audio_pci_tbl[] = { 619static struct pci_device_id cx88_audio_pci_tbl[] __devinitdata = {
620 {0x14f1,0x8801,PCI_ANY_ID,PCI_ANY_ID,0,0,0}, 620 {0x14f1,0x8801,PCI_ANY_ID,PCI_ANY_ID,0,0,0},
621 {0x14f1,0x8811,PCI_ANY_ID,PCI_ANY_ID,0,0,0}, 621 {0x14f1,0x8811,PCI_ANY_ID,PCI_ANY_ID,0,0,0},
622 {0, } 622 {0, }
diff --git a/drivers/mmc/pxamci.c b/drivers/mmc/pxamci.c
index eb9a8826e9b5..eb42cb349420 100644
--- a/drivers/mmc/pxamci.c
+++ b/drivers/mmc/pxamci.c
@@ -65,11 +65,6 @@ struct pxamci_host {
65 unsigned int dma_dir; 65 unsigned int dma_dir;
66}; 66};
67 67
68static inline unsigned int ns_to_clocks(unsigned int ns)
69{
70 return (ns * (CLOCKRATE / 1000000) + 999) / 1000;
71}
72
73static void pxamci_stop_clock(struct pxamci_host *host) 68static void pxamci_stop_clock(struct pxamci_host *host)
74{ 69{
75 if (readl(host->base + MMC_STAT) & STAT_CLK_EN) { 70 if (readl(host->base + MMC_STAT) & STAT_CLK_EN) {
@@ -113,6 +108,7 @@ static void pxamci_disable_irq(struct pxamci_host *host, unsigned int mask)
113static void pxamci_setup_data(struct pxamci_host *host, struct mmc_data *data) 108static void pxamci_setup_data(struct pxamci_host *host, struct mmc_data *data)
114{ 109{
115 unsigned int nob = data->blocks; 110 unsigned int nob = data->blocks;
111 unsigned long long clks;
116 unsigned int timeout; 112 unsigned int timeout;
117 u32 dcmd; 113 u32 dcmd;
118 int i; 114 int i;
@@ -125,7 +121,9 @@ static void pxamci_setup_data(struct pxamci_host *host, struct mmc_data *data)
125 writel(nob, host->base + MMC_NOB); 121 writel(nob, host->base + MMC_NOB);
126 writel(1 << data->blksz_bits, host->base + MMC_BLKLEN); 122 writel(1 << data->blksz_bits, host->base + MMC_BLKLEN);
127 123
128 timeout = ns_to_clocks(data->timeout_ns) + data->timeout_clks; 124 clks = (unsigned long long)data->timeout_ns * CLOCKRATE;
125 do_div(clks, 1000000000UL);
126 timeout = (unsigned int)clks + (data->timeout_clks << host->clkrt);
129 writel((timeout + 255) / 256, host->base + MMC_RDTO); 127 writel((timeout + 255) / 256, host->base + MMC_RDTO);
130 128
131 if (data->flags & MMC_DATA_READ) { 129 if (data->flags & MMC_DATA_READ) {
diff --git a/drivers/net/e1000/e1000_main.c b/drivers/net/e1000/e1000_main.c
index add8dc4aa7b0..c99e87838f92 100644
--- a/drivers/net/e1000/e1000_main.c
+++ b/drivers/net/e1000/e1000_main.c
@@ -3768,6 +3768,7 @@ e1000_clean_rx_irq_ps(struct e1000_adapter *adapter,
3768 ps_page->ps_page[j] = NULL; 3768 ps_page->ps_page[j] = NULL;
3769 skb->len += length; 3769 skb->len += length;
3770 skb->data_len += length; 3770 skb->data_len += length;
3771 skb->truesize += length;
3771 } 3772 }
3772 3773
3773copydone: 3774copydone:
diff --git a/drivers/net/forcedeth.c b/drivers/net/forcedeth.c
index 7627a75f4f7c..f7235c9bc421 100644
--- a/drivers/net/forcedeth.c
+++ b/drivers/net/forcedeth.c
@@ -105,6 +105,8 @@
105 * 0.50: 20 Jan 2006: Add 8021pq tagging support. 105 * 0.50: 20 Jan 2006: Add 8021pq tagging support.
106 * 0.51: 20 Jan 2006: Add 64bit consistent memory allocation for rings. 106 * 0.51: 20 Jan 2006: Add 64bit consistent memory allocation for rings.
107 * 0.52: 20 Jan 2006: Add MSI/MSIX support. 107 * 0.52: 20 Jan 2006: Add MSI/MSIX support.
108 * 0.53: 19 Mar 2006: Fix init from low power mode and add hw reset.
109 * 0.54: 21 Mar 2006: Fix spin locks for multi irqs and cleanup.
108 * 110 *
109 * Known bugs: 111 * Known bugs:
110 * We suspect that on some hardware no TX done interrupts are generated. 112 * We suspect that on some hardware no TX done interrupts are generated.
@@ -116,7 +118,7 @@
116 * DEV_NEED_TIMERIRQ will not harm you on sane hardware, only generating a few 118 * DEV_NEED_TIMERIRQ will not harm you on sane hardware, only generating a few
117 * superfluous timer interrupts from the nic. 119 * superfluous timer interrupts from the nic.
118 */ 120 */
119#define FORCEDETH_VERSION "0.52" 121#define FORCEDETH_VERSION "0.54"
120#define DRV_NAME "forcedeth" 122#define DRV_NAME "forcedeth"
121 123
122#include <linux/module.h> 124#include <linux/module.h>
@@ -160,6 +162,7 @@
160#define DEV_HAS_VLAN 0x0020 /* device supports vlan tagging and striping */ 162#define DEV_HAS_VLAN 0x0020 /* device supports vlan tagging and striping */
161#define DEV_HAS_MSI 0x0040 /* device supports MSI */ 163#define DEV_HAS_MSI 0x0040 /* device supports MSI */
162#define DEV_HAS_MSI_X 0x0080 /* device supports MSI-X */ 164#define DEV_HAS_MSI_X 0x0080 /* device supports MSI-X */
165#define DEV_HAS_POWER_CNTRL 0x0100 /* device supports power savings */
163 166
164enum { 167enum {
165 NvRegIrqStatus = 0x000, 168 NvRegIrqStatus = 0x000,
@@ -203,6 +206,8 @@ enum {
203#define NVREG_MISC1_HD 0x02 206#define NVREG_MISC1_HD 0x02
204#define NVREG_MISC1_FORCE 0x3b0f3c 207#define NVREG_MISC1_FORCE 0x3b0f3c
205 208
209 NvRegMacReset = 0x3c,
210#define NVREG_MAC_RESET_ASSERT 0x0F3
206 NvRegTransmitterControl = 0x084, 211 NvRegTransmitterControl = 0x084,
207#define NVREG_XMITCTL_START 0x01 212#define NVREG_XMITCTL_START 0x01
208 NvRegTransmitterStatus = 0x088, 213 NvRegTransmitterStatus = 0x088,
@@ -326,6 +331,10 @@ enum {
326 NvRegMSIXMap0 = 0x3e0, 331 NvRegMSIXMap0 = 0x3e0,
327 NvRegMSIXMap1 = 0x3e4, 332 NvRegMSIXMap1 = 0x3e4,
328 NvRegMSIXIrqStatus = 0x3f0, 333 NvRegMSIXIrqStatus = 0x3f0,
334
335 NvRegPowerState2 = 0x600,
336#define NVREG_POWERSTATE2_POWERUP_MASK 0x0F11
337#define NVREG_POWERSTATE2_POWERUP_REV_A3 0x0001
329}; 338};
330 339
331/* Big endian: should work, but is untested */ 340/* Big endian: should work, but is untested */
@@ -414,7 +423,8 @@ typedef union _ring_type {
414#define NV_RX3_VLAN_TAG_MASK (0x0000FFFF) 423#define NV_RX3_VLAN_TAG_MASK (0x0000FFFF)
415 424
416/* Miscelaneous hardware related defines: */ 425/* Miscelaneous hardware related defines: */
417#define NV_PCI_REGSZ 0x270 426#define NV_PCI_REGSZ_VER1 0x270
427#define NV_PCI_REGSZ_VER2 0x604
418 428
419/* various timeout delays: all in usec */ 429/* various timeout delays: all in usec */
420#define NV_TXRX_RESET_DELAY 4 430#define NV_TXRX_RESET_DELAY 4
@@ -431,6 +441,7 @@ typedef union _ring_type {
431#define NV_MIIBUSY_DELAY 50 441#define NV_MIIBUSY_DELAY 50
432#define NV_MIIPHY_DELAY 10 442#define NV_MIIPHY_DELAY 10
433#define NV_MIIPHY_DELAYMAX 10000 443#define NV_MIIPHY_DELAYMAX 10000
444#define NV_MAC_RESET_DELAY 64
434 445
435#define NV_WAKEUPPATTERNS 5 446#define NV_WAKEUPPATTERNS 5
436#define NV_WAKEUPMASKENTRIES 4 447#define NV_WAKEUPMASKENTRIES 4
@@ -552,6 +563,8 @@ struct fe_priv {
552 u32 desc_ver; 563 u32 desc_ver;
553 u32 txrxctl_bits; 564 u32 txrxctl_bits;
554 u32 vlanctl_bits; 565 u32 vlanctl_bits;
566 u32 driver_data;
567 u32 register_size;
555 568
556 void __iomem *base; 569 void __iomem *base;
557 570
@@ -698,6 +711,72 @@ static void setup_hw_rings(struct net_device *dev, int rxtx_flags)
698 } 711 }
699} 712}
700 713
714static int using_multi_irqs(struct net_device *dev)
715{
716 struct fe_priv *np = get_nvpriv(dev);
717
718 if (!(np->msi_flags & NV_MSI_X_ENABLED) ||
719 ((np->msi_flags & NV_MSI_X_ENABLED) &&
720 ((np->msi_flags & NV_MSI_X_VECTORS_MASK) == 0x1)))
721 return 0;
722 else
723 return 1;
724}
725
726static void nv_enable_irq(struct net_device *dev)
727{
728 struct fe_priv *np = get_nvpriv(dev);
729
730 if (!using_multi_irqs(dev)) {
731 if (np->msi_flags & NV_MSI_X_ENABLED)
732 enable_irq(np->msi_x_entry[NV_MSI_X_VECTOR_ALL].vector);
733 else
734 enable_irq(dev->irq);
735 } else {
736 enable_irq(np->msi_x_entry[NV_MSI_X_VECTOR_RX].vector);
737 enable_irq(np->msi_x_entry[NV_MSI_X_VECTOR_TX].vector);
738 enable_irq(np->msi_x_entry[NV_MSI_X_VECTOR_OTHER].vector);
739 }
740}
741
742static void nv_disable_irq(struct net_device *dev)
743{
744 struct fe_priv *np = get_nvpriv(dev);
745
746 if (!using_multi_irqs(dev)) {
747 if (np->msi_flags & NV_MSI_X_ENABLED)
748 disable_irq(np->msi_x_entry[NV_MSI_X_VECTOR_ALL].vector);
749 else
750 disable_irq(dev->irq);
751 } else {
752 disable_irq(np->msi_x_entry[NV_MSI_X_VECTOR_RX].vector);
753 disable_irq(np->msi_x_entry[NV_MSI_X_VECTOR_TX].vector);
754 disable_irq(np->msi_x_entry[NV_MSI_X_VECTOR_OTHER].vector);
755 }
756}
757
758/* In MSIX mode, a write to irqmask behaves as XOR */
759static void nv_enable_hw_interrupts(struct net_device *dev, u32 mask)
760{
761 u8 __iomem *base = get_hwbase(dev);
762
763 writel(mask, base + NvRegIrqMask);
764}
765
766static void nv_disable_hw_interrupts(struct net_device *dev, u32 mask)
767{
768 struct fe_priv *np = get_nvpriv(dev);
769 u8 __iomem *base = get_hwbase(dev);
770
771 if (np->msi_flags & NV_MSI_X_ENABLED) {
772 writel(mask, base + NvRegIrqMask);
773 } else {
774 if (np->msi_flags & NV_MSI_ENABLED)
775 writel(0, base + NvRegMSIIrqMask);
776 writel(0, base + NvRegIrqMask);
777 }
778}
779
701#define MII_READ (-1) 780#define MII_READ (-1)
702/* mii_rw: read/write a register on the PHY. 781/* mii_rw: read/write a register on the PHY.
703 * 782 *
@@ -919,6 +998,24 @@ static void nv_txrx_reset(struct net_device *dev)
919 pci_push(base); 998 pci_push(base);
920} 999}
921 1000
1001static void nv_mac_reset(struct net_device *dev)
1002{
1003 struct fe_priv *np = netdev_priv(dev);
1004 u8 __iomem *base = get_hwbase(dev);
1005
1006 dprintk(KERN_DEBUG "%s: nv_mac_reset\n", dev->name);
1007 writel(NVREG_TXRXCTL_BIT2 | NVREG_TXRXCTL_RESET | np->txrxctl_bits, base + NvRegTxRxControl);
1008 pci_push(base);
1009 writel(NVREG_MAC_RESET_ASSERT, base + NvRegMacReset);
1010 pci_push(base);
1011 udelay(NV_MAC_RESET_DELAY);
1012 writel(0, base + NvRegMacReset);
1013 pci_push(base);
1014 udelay(NV_MAC_RESET_DELAY);
1015 writel(NVREG_TXRXCTL_BIT2 | np->txrxctl_bits, base + NvRegTxRxControl);
1016 pci_push(base);
1017}
1018
922/* 1019/*
923 * nv_get_stats: dev->get_stats function 1020 * nv_get_stats: dev->get_stats function
924 * Get latest stats value from the nic. 1021 * Get latest stats value from the nic.
@@ -989,24 +1086,25 @@ static void nv_do_rx_refill(unsigned long data)
989 struct net_device *dev = (struct net_device *) data; 1086 struct net_device *dev = (struct net_device *) data;
990 struct fe_priv *np = netdev_priv(dev); 1087 struct fe_priv *np = netdev_priv(dev);
991 1088
992 1089 if (!using_multi_irqs(dev)) {
993 if (!(np->msi_flags & NV_MSI_X_ENABLED) || 1090 if (np->msi_flags & NV_MSI_X_ENABLED)
994 ((np->msi_flags & NV_MSI_X_ENABLED) && 1091 disable_irq(np->msi_x_entry[NV_MSI_X_VECTOR_ALL].vector);
995 ((np->msi_flags & NV_MSI_X_VECTORS_MASK) == 0x1))) { 1092 else
996 disable_irq(dev->irq); 1093 disable_irq(dev->irq);
997 } else { 1094 } else {
998 disable_irq(np->msi_x_entry[NV_MSI_X_VECTOR_RX].vector); 1095 disable_irq(np->msi_x_entry[NV_MSI_X_VECTOR_RX].vector);
999 } 1096 }
1000 if (nv_alloc_rx(dev)) { 1097 if (nv_alloc_rx(dev)) {
1001 spin_lock(&np->lock); 1098 spin_lock_irq(&np->lock);
1002 if (!np->in_shutdown) 1099 if (!np->in_shutdown)
1003 mod_timer(&np->oom_kick, jiffies + OOM_REFILL); 1100 mod_timer(&np->oom_kick, jiffies + OOM_REFILL);
1004 spin_unlock(&np->lock); 1101 spin_unlock_irq(&np->lock);
1005 } 1102 }
1006 if (!(np->msi_flags & NV_MSI_X_ENABLED) || 1103 if (!using_multi_irqs(dev)) {
1007 ((np->msi_flags & NV_MSI_X_ENABLED) && 1104 if (np->msi_flags & NV_MSI_X_ENABLED)
1008 ((np->msi_flags & NV_MSI_X_VECTORS_MASK) == 0x1))) { 1105 enable_irq(np->msi_x_entry[NV_MSI_X_VECTOR_ALL].vector);
1009 enable_irq(dev->irq); 1106 else
1107 enable_irq(dev->irq);
1010 } else { 1108 } else {
1011 enable_irq(np->msi_x_entry[NV_MSI_X_VECTOR_RX].vector); 1109 enable_irq(np->msi_x_entry[NV_MSI_X_VECTOR_RX].vector);
1012 } 1110 }
@@ -1331,7 +1429,7 @@ static void nv_tx_timeout(struct net_device *dev)
1331 dev->name, (unsigned long)np->ring_addr, 1429 dev->name, (unsigned long)np->ring_addr,
1332 np->next_tx, np->nic_tx); 1430 np->next_tx, np->nic_tx);
1333 printk(KERN_INFO "%s: Dumping tx registers\n", dev->name); 1431 printk(KERN_INFO "%s: Dumping tx registers\n", dev->name);
1334 for (i=0;i<0x400;i+= 32) { 1432 for (i=0;i<=np->register_size;i+= 32) {
1335 printk(KERN_INFO "%3x: %08x %08x %08x %08x %08x %08x %08x %08x\n", 1433 printk(KERN_INFO "%3x: %08x %08x %08x %08x %08x %08x %08x %08x\n",
1336 i, 1434 i,
1337 readl(base + i + 0), readl(base + i + 4), 1435 readl(base + i + 0), readl(base + i + 4),
@@ -1638,15 +1736,7 @@ static int nv_change_mtu(struct net_device *dev, int new_mtu)
1638 * guessed, there is probably a simpler approach. 1736 * guessed, there is probably a simpler approach.
1639 * Changing the MTU is a rare event, it shouldn't matter. 1737 * Changing the MTU is a rare event, it shouldn't matter.
1640 */ 1738 */
1641 if (!(np->msi_flags & NV_MSI_X_ENABLED) || 1739 nv_disable_irq(dev);
1642 ((np->msi_flags & NV_MSI_X_ENABLED) &&
1643 ((np->msi_flags & NV_MSI_X_VECTORS_MASK) == 0x1))) {
1644 disable_irq(dev->irq);
1645 } else {
1646 disable_irq(np->msi_x_entry[NV_MSI_X_VECTOR_RX].vector);
1647 disable_irq(np->msi_x_entry[NV_MSI_X_VECTOR_TX].vector);
1648 disable_irq(np->msi_x_entry[NV_MSI_X_VECTOR_OTHER].vector);
1649 }
1650 spin_lock_bh(&dev->xmit_lock); 1740 spin_lock_bh(&dev->xmit_lock);
1651 spin_lock(&np->lock); 1741 spin_lock(&np->lock);
1652 /* stop engines */ 1742 /* stop engines */
@@ -1679,15 +1769,7 @@ static int nv_change_mtu(struct net_device *dev, int new_mtu)
1679 nv_start_tx(dev); 1769 nv_start_tx(dev);
1680 spin_unlock(&np->lock); 1770 spin_unlock(&np->lock);
1681 spin_unlock_bh(&dev->xmit_lock); 1771 spin_unlock_bh(&dev->xmit_lock);
1682 if (!(np->msi_flags & NV_MSI_X_ENABLED) || 1772 nv_enable_irq(dev);
1683 ((np->msi_flags & NV_MSI_X_ENABLED) &&
1684 ((np->msi_flags & NV_MSI_X_VECTORS_MASK) == 0x1))) {
1685 enable_irq(dev->irq);
1686 } else {
1687 enable_irq(np->msi_x_entry[NV_MSI_X_VECTOR_RX].vector);
1688 enable_irq(np->msi_x_entry[NV_MSI_X_VECTOR_TX].vector);
1689 enable_irq(np->msi_x_entry[NV_MSI_X_VECTOR_OTHER].vector);
1690 }
1691 } 1773 }
1692 return 0; 1774 return 0;
1693} 1775}
@@ -2078,16 +2160,16 @@ static irqreturn_t nv_nic_irq_tx(int foo, void *data, struct pt_regs *regs)
2078 if (!(events & np->irqmask)) 2160 if (!(events & np->irqmask))
2079 break; 2161 break;
2080 2162
2081 spin_lock(&np->lock); 2163 spin_lock_irq(&np->lock);
2082 nv_tx_done(dev); 2164 nv_tx_done(dev);
2083 spin_unlock(&np->lock); 2165 spin_unlock_irq(&np->lock);
2084 2166
2085 if (events & (NVREG_IRQ_TX_ERR)) { 2167 if (events & (NVREG_IRQ_TX_ERR)) {
2086 dprintk(KERN_DEBUG "%s: received irq with events 0x%x. Probably TX fail.\n", 2168 dprintk(KERN_DEBUG "%s: received irq with events 0x%x. Probably TX fail.\n",
2087 dev->name, events); 2169 dev->name, events);
2088 } 2170 }
2089 if (i > max_interrupt_work) { 2171 if (i > max_interrupt_work) {
2090 spin_lock(&np->lock); 2172 spin_lock_irq(&np->lock);
2091 /* disable interrupts on the nic */ 2173 /* disable interrupts on the nic */
2092 writel(NVREG_IRQ_TX_ALL, base + NvRegIrqMask); 2174 writel(NVREG_IRQ_TX_ALL, base + NvRegIrqMask);
2093 pci_push(base); 2175 pci_push(base);
@@ -2097,7 +2179,7 @@ static irqreturn_t nv_nic_irq_tx(int foo, void *data, struct pt_regs *regs)
2097 mod_timer(&np->nic_poll, jiffies + POLL_WAIT); 2179 mod_timer(&np->nic_poll, jiffies + POLL_WAIT);
2098 } 2180 }
2099 printk(KERN_DEBUG "%s: too many iterations (%d) in nv_nic_irq_tx.\n", dev->name, i); 2181 printk(KERN_DEBUG "%s: too many iterations (%d) in nv_nic_irq_tx.\n", dev->name, i);
2100 spin_unlock(&np->lock); 2182 spin_unlock_irq(&np->lock);
2101 break; 2183 break;
2102 } 2184 }
2103 2185
@@ -2127,14 +2209,14 @@ static irqreturn_t nv_nic_irq_rx(int foo, void *data, struct pt_regs *regs)
2127 2209
2128 nv_rx_process(dev); 2210 nv_rx_process(dev);
2129 if (nv_alloc_rx(dev)) { 2211 if (nv_alloc_rx(dev)) {
2130 spin_lock(&np->lock); 2212 spin_lock_irq(&np->lock);
2131 if (!np->in_shutdown) 2213 if (!np->in_shutdown)
2132 mod_timer(&np->oom_kick, jiffies + OOM_REFILL); 2214 mod_timer(&np->oom_kick, jiffies + OOM_REFILL);
2133 spin_unlock(&np->lock); 2215 spin_unlock_irq(&np->lock);
2134 } 2216 }
2135 2217
2136 if (i > max_interrupt_work) { 2218 if (i > max_interrupt_work) {
2137 spin_lock(&np->lock); 2219 spin_lock_irq(&np->lock);
2138 /* disable interrupts on the nic */ 2220 /* disable interrupts on the nic */
2139 writel(NVREG_IRQ_RX_ALL, base + NvRegIrqMask); 2221 writel(NVREG_IRQ_RX_ALL, base + NvRegIrqMask);
2140 pci_push(base); 2222 pci_push(base);
@@ -2144,7 +2226,7 @@ static irqreturn_t nv_nic_irq_rx(int foo, void *data, struct pt_regs *regs)
2144 mod_timer(&np->nic_poll, jiffies + POLL_WAIT); 2226 mod_timer(&np->nic_poll, jiffies + POLL_WAIT);
2145 } 2227 }
2146 printk(KERN_DEBUG "%s: too many iterations (%d) in nv_nic_irq_rx.\n", dev->name, i); 2228 printk(KERN_DEBUG "%s: too many iterations (%d) in nv_nic_irq_rx.\n", dev->name, i);
2147 spin_unlock(&np->lock); 2229 spin_unlock_irq(&np->lock);
2148 break; 2230 break;
2149 } 2231 }
2150 2232
@@ -2173,14 +2255,14 @@ static irqreturn_t nv_nic_irq_other(int foo, void *data, struct pt_regs *regs)
2173 break; 2255 break;
2174 2256
2175 if (events & NVREG_IRQ_LINK) { 2257 if (events & NVREG_IRQ_LINK) {
2176 spin_lock(&np->lock); 2258 spin_lock_irq(&np->lock);
2177 nv_link_irq(dev); 2259 nv_link_irq(dev);
2178 spin_unlock(&np->lock); 2260 spin_unlock_irq(&np->lock);
2179 } 2261 }
2180 if (np->need_linktimer && time_after(jiffies, np->link_timeout)) { 2262 if (np->need_linktimer && time_after(jiffies, np->link_timeout)) {
2181 spin_lock(&np->lock); 2263 spin_lock_irq(&np->lock);
2182 nv_linkchange(dev); 2264 nv_linkchange(dev);
2183 spin_unlock(&np->lock); 2265 spin_unlock_irq(&np->lock);
2184 np->link_timeout = jiffies + LINK_TIMEOUT; 2266 np->link_timeout = jiffies + LINK_TIMEOUT;
2185 } 2267 }
2186 if (events & (NVREG_IRQ_UNKNOWN)) { 2268 if (events & (NVREG_IRQ_UNKNOWN)) {
@@ -2188,7 +2270,7 @@ static irqreturn_t nv_nic_irq_other(int foo, void *data, struct pt_regs *regs)
2188 dev->name, events); 2270 dev->name, events);
2189 } 2271 }
2190 if (i > max_interrupt_work) { 2272 if (i > max_interrupt_work) {
2191 spin_lock(&np->lock); 2273 spin_lock_irq(&np->lock);
2192 /* disable interrupts on the nic */ 2274 /* disable interrupts on the nic */
2193 writel(NVREG_IRQ_OTHER, base + NvRegIrqMask); 2275 writel(NVREG_IRQ_OTHER, base + NvRegIrqMask);
2194 pci_push(base); 2276 pci_push(base);
@@ -2198,7 +2280,7 @@ static irqreturn_t nv_nic_irq_other(int foo, void *data, struct pt_regs *regs)
2198 mod_timer(&np->nic_poll, jiffies + POLL_WAIT); 2280 mod_timer(&np->nic_poll, jiffies + POLL_WAIT);
2199 } 2281 }
2200 printk(KERN_DEBUG "%s: too many iterations (%d) in nv_nic_irq_other.\n", dev->name, i); 2282 printk(KERN_DEBUG "%s: too many iterations (%d) in nv_nic_irq_other.\n", dev->name, i);
2201 spin_unlock(&np->lock); 2283 spin_unlock_irq(&np->lock);
2202 break; 2284 break;
2203 } 2285 }
2204 2286
@@ -2221,10 +2303,11 @@ static void nv_do_nic_poll(unsigned long data)
2221 * nv_nic_irq because that may decide to do otherwise 2303 * nv_nic_irq because that may decide to do otherwise
2222 */ 2304 */
2223 2305
2224 if (!(np->msi_flags & NV_MSI_X_ENABLED) || 2306 if (!using_multi_irqs(dev)) {
2225 ((np->msi_flags & NV_MSI_X_ENABLED) && 2307 if (np->msi_flags & NV_MSI_X_ENABLED)
2226 ((np->msi_flags & NV_MSI_X_VECTORS_MASK) == 0x1))) { 2308 disable_irq(np->msi_x_entry[NV_MSI_X_VECTOR_ALL].vector);
2227 disable_irq(dev->irq); 2309 else
2310 disable_irq(dev->irq);
2228 mask = np->irqmask; 2311 mask = np->irqmask;
2229 } else { 2312 } else {
2230 if (np->nic_poll_irq & NVREG_IRQ_RX_ALL) { 2313 if (np->nic_poll_irq & NVREG_IRQ_RX_ALL) {
@@ -2247,11 +2330,12 @@ static void nv_do_nic_poll(unsigned long data)
2247 writel(mask, base + NvRegIrqMask); 2330 writel(mask, base + NvRegIrqMask);
2248 pci_push(base); 2331 pci_push(base);
2249 2332
2250 if (!(np->msi_flags & NV_MSI_X_ENABLED) || 2333 if (!using_multi_irqs(dev)) {
2251 ((np->msi_flags & NV_MSI_X_ENABLED) &&
2252 ((np->msi_flags & NV_MSI_X_VECTORS_MASK) == 0x1))) {
2253 nv_nic_irq((int) 0, (void *) data, (struct pt_regs *) NULL); 2334 nv_nic_irq((int) 0, (void *) data, (struct pt_regs *) NULL);
2254 enable_irq(dev->irq); 2335 if (np->msi_flags & NV_MSI_X_ENABLED)
2336 enable_irq(np->msi_x_entry[NV_MSI_X_VECTOR_ALL].vector);
2337 else
2338 enable_irq(dev->irq);
2255 } else { 2339 } else {
2256 if (np->nic_poll_irq & NVREG_IRQ_RX_ALL) { 2340 if (np->nic_poll_irq & NVREG_IRQ_RX_ALL) {
2257 nv_nic_irq_rx((int) 0, (void *) data, (struct pt_regs *) NULL); 2341 nv_nic_irq_rx((int) 0, (void *) data, (struct pt_regs *) NULL);
@@ -2488,11 +2572,11 @@ static int nv_set_settings(struct net_device *dev, struct ethtool_cmd *ecmd)
2488} 2572}
2489 2573
2490#define FORCEDETH_REGS_VER 1 2574#define FORCEDETH_REGS_VER 1
2491#define FORCEDETH_REGS_SIZE 0x400 /* 256 32-bit registers */
2492 2575
2493static int nv_get_regs_len(struct net_device *dev) 2576static int nv_get_regs_len(struct net_device *dev)
2494{ 2577{
2495 return FORCEDETH_REGS_SIZE; 2578 struct fe_priv *np = netdev_priv(dev);
2579 return np->register_size;
2496} 2580}
2497 2581
2498static void nv_get_regs(struct net_device *dev, struct ethtool_regs *regs, void *buf) 2582static void nv_get_regs(struct net_device *dev, struct ethtool_regs *regs, void *buf)
@@ -2504,7 +2588,7 @@ static void nv_get_regs(struct net_device *dev, struct ethtool_regs *regs, void
2504 2588
2505 regs->version = FORCEDETH_REGS_VER; 2589 regs->version = FORCEDETH_REGS_VER;
2506 spin_lock_irq(&np->lock); 2590 spin_lock_irq(&np->lock);
2507 for (i=0;i<FORCEDETH_REGS_SIZE/sizeof(u32);i++) 2591 for (i = 0;i <= np->register_size/sizeof(u32); i++)
2508 rbuf[i] = readl(base + i*sizeof(u32)); 2592 rbuf[i] = readl(base + i*sizeof(u32));
2509 spin_unlock_irq(&np->lock); 2593 spin_unlock_irq(&np->lock);
2510} 2594}
@@ -2598,6 +2682,113 @@ static void set_msix_vector_map(struct net_device *dev, u32 vector, u32 irqmask)
2598 writel(readl(base + NvRegMSIXMap1) | msixmap, base + NvRegMSIXMap1); 2682 writel(readl(base + NvRegMSIXMap1) | msixmap, base + NvRegMSIXMap1);
2599} 2683}
2600 2684
2685static int nv_request_irq(struct net_device *dev)
2686{
2687 struct fe_priv *np = get_nvpriv(dev);
2688 u8 __iomem *base = get_hwbase(dev);
2689 int ret = 1;
2690 int i;
2691
2692 if (np->msi_flags & NV_MSI_X_CAPABLE) {
2693 for (i = 0; i < (np->msi_flags & NV_MSI_X_VECTORS_MASK); i++) {
2694 np->msi_x_entry[i].entry = i;
2695 }
2696 if ((ret = pci_enable_msix(np->pci_dev, np->msi_x_entry, (np->msi_flags & NV_MSI_X_VECTORS_MASK))) == 0) {
2697 np->msi_flags |= NV_MSI_X_ENABLED;
2698 if (optimization_mode == NV_OPTIMIZATION_MODE_THROUGHPUT) {
2699 /* Request irq for rx handling */
2700 if (request_irq(np->msi_x_entry[NV_MSI_X_VECTOR_RX].vector, &nv_nic_irq_rx, SA_SHIRQ, dev->name, dev) != 0) {
2701 printk(KERN_INFO "forcedeth: request_irq failed for rx %d\n", ret);
2702 pci_disable_msix(np->pci_dev);
2703 np->msi_flags &= ~NV_MSI_X_ENABLED;
2704 goto out_err;
2705 }
2706 /* Request irq for tx handling */
2707 if (request_irq(np->msi_x_entry[NV_MSI_X_VECTOR_TX].vector, &nv_nic_irq_tx, SA_SHIRQ, dev->name, dev) != 0) {
2708 printk(KERN_INFO "forcedeth: request_irq failed for tx %d\n", ret);
2709 pci_disable_msix(np->pci_dev);
2710 np->msi_flags &= ~NV_MSI_X_ENABLED;
2711 goto out_free_rx;
2712 }
2713 /* Request irq for link and timer handling */
2714 if (request_irq(np->msi_x_entry[NV_MSI_X_VECTOR_OTHER].vector, &nv_nic_irq_other, SA_SHIRQ, dev->name, dev) != 0) {
2715 printk(KERN_INFO "forcedeth: request_irq failed for link %d\n", ret);
2716 pci_disable_msix(np->pci_dev);
2717 np->msi_flags &= ~NV_MSI_X_ENABLED;
2718 goto out_free_tx;
2719 }
2720 /* map interrupts to their respective vector */
2721 writel(0, base + NvRegMSIXMap0);
2722 writel(0, base + NvRegMSIXMap1);
2723 set_msix_vector_map(dev, NV_MSI_X_VECTOR_RX, NVREG_IRQ_RX_ALL);
2724 set_msix_vector_map(dev, NV_MSI_X_VECTOR_TX, NVREG_IRQ_TX_ALL);
2725 set_msix_vector_map(dev, NV_MSI_X_VECTOR_OTHER, NVREG_IRQ_OTHER);
2726 } else {
2727 /* Request irq for all interrupts */
2728 if (request_irq(np->msi_x_entry[NV_MSI_X_VECTOR_ALL].vector, &nv_nic_irq, SA_SHIRQ, dev->name, dev) != 0) {
2729 printk(KERN_INFO "forcedeth: request_irq failed %d\n", ret);
2730 pci_disable_msix(np->pci_dev);
2731 np->msi_flags &= ~NV_MSI_X_ENABLED;
2732 goto out_err;
2733 }
2734
2735 /* map interrupts to vector 0 */
2736 writel(0, base + NvRegMSIXMap0);
2737 writel(0, base + NvRegMSIXMap1);
2738 }
2739 }
2740 }
2741 if (ret != 0 && np->msi_flags & NV_MSI_CAPABLE) {
2742 if ((ret = pci_enable_msi(np->pci_dev)) == 0) {
2743 np->msi_flags |= NV_MSI_ENABLED;
2744 if (request_irq(np->pci_dev->irq, &nv_nic_irq, SA_SHIRQ, dev->name, dev) != 0) {
2745 printk(KERN_INFO "forcedeth: request_irq failed %d\n", ret);
2746 pci_disable_msi(np->pci_dev);
2747 np->msi_flags &= ~NV_MSI_ENABLED;
2748 goto out_err;
2749 }
2750
2751 /* map interrupts to vector 0 */
2752 writel(0, base + NvRegMSIMap0);
2753 writel(0, base + NvRegMSIMap1);
2754 /* enable msi vector 0 */
2755 writel(NVREG_MSI_VECTOR_0_ENABLED, base + NvRegMSIIrqMask);
2756 }
2757 }
2758 if (ret != 0) {
2759 if (request_irq(np->pci_dev->irq, &nv_nic_irq, SA_SHIRQ, dev->name, dev) != 0)
2760 goto out_err;
2761 }
2762
2763 return 0;
2764out_free_tx:
2765 free_irq(np->msi_x_entry[NV_MSI_X_VECTOR_TX].vector, dev);
2766out_free_rx:
2767 free_irq(np->msi_x_entry[NV_MSI_X_VECTOR_RX].vector, dev);
2768out_err:
2769 return 1;
2770}
2771
2772static void nv_free_irq(struct net_device *dev)
2773{
2774 struct fe_priv *np = get_nvpriv(dev);
2775 int i;
2776
2777 if (np->msi_flags & NV_MSI_X_ENABLED) {
2778 for (i = 0; i < (np->msi_flags & NV_MSI_X_VECTORS_MASK); i++) {
2779 free_irq(np->msi_x_entry[i].vector, dev);
2780 }
2781 pci_disable_msix(np->pci_dev);
2782 np->msi_flags &= ~NV_MSI_X_ENABLED;
2783 } else {
2784 free_irq(np->pci_dev->irq, dev);
2785 if (np->msi_flags & NV_MSI_ENABLED) {
2786 pci_disable_msi(np->pci_dev);
2787 np->msi_flags &= ~NV_MSI_ENABLED;
2788 }
2789 }
2790}
2791
2601static int nv_open(struct net_device *dev) 2792static int nv_open(struct net_device *dev)
2602{ 2793{
2603 struct fe_priv *np = netdev_priv(dev); 2794 struct fe_priv *np = netdev_priv(dev);
@@ -2608,6 +2799,8 @@ static int nv_open(struct net_device *dev)
2608 dprintk(KERN_DEBUG "nv_open: begin\n"); 2799 dprintk(KERN_DEBUG "nv_open: begin\n");
2609 2800
2610 /* 1) erase previous misconfiguration */ 2801 /* 1) erase previous misconfiguration */
2802 if (np->driver_data & DEV_HAS_POWER_CNTRL)
2803 nv_mac_reset(dev);
2611 /* 4.1-1: stop adapter: ignored, 4.3 seems to be overkill */ 2804 /* 4.1-1: stop adapter: ignored, 4.3 seems to be overkill */
2612 writel(NVREG_MCASTADDRA_FORCE, base + NvRegMulticastAddrA); 2805 writel(NVREG_MCASTADDRA_FORCE, base + NvRegMulticastAddrA);
2613 writel(0, base + NvRegMulticastAddrB); 2806 writel(0, base + NvRegMulticastAddrB);
@@ -2688,12 +2881,16 @@ static int nv_open(struct net_device *dev)
2688 udelay(10); 2881 udelay(10);
2689 writel(readl(base + NvRegPowerState) | NVREG_POWERSTATE_VALID, base + NvRegPowerState); 2882 writel(readl(base + NvRegPowerState) | NVREG_POWERSTATE_VALID, base + NvRegPowerState);
2690 2883
2691 writel(0, base + NvRegIrqMask); 2884 nv_disable_hw_interrupts(dev, np->irqmask);
2692 pci_push(base); 2885 pci_push(base);
2693 writel(NVREG_MIISTAT_MASK2, base + NvRegMIIStatus); 2886 writel(NVREG_MIISTAT_MASK2, base + NvRegMIIStatus);
2694 writel(NVREG_IRQSTAT_MASK, base + NvRegIrqStatus); 2887 writel(NVREG_IRQSTAT_MASK, base + NvRegIrqStatus);
2695 pci_push(base); 2888 pci_push(base);
2696 2889
2890 if (nv_request_irq(dev)) {
2891 goto out_drain;
2892 }
2893
2697 if (np->msi_flags & NV_MSI_X_CAPABLE) { 2894 if (np->msi_flags & NV_MSI_X_CAPABLE) {
2698 for (i = 0; i < (np->msi_flags & NV_MSI_X_VECTORS_MASK); i++) { 2895 for (i = 0; i < (np->msi_flags & NV_MSI_X_VECTORS_MASK); i++) {
2699 np->msi_x_entry[i].entry = i; 2896 np->msi_x_entry[i].entry = i;
@@ -2767,7 +2964,7 @@ static int nv_open(struct net_device *dev)
2767 } 2964 }
2768 2965
2769 /* ask for interrupts */ 2966 /* ask for interrupts */
2770 writel(np->irqmask, base + NvRegIrqMask); 2967 nv_enable_hw_interrupts(dev, np->irqmask);
2771 2968
2772 spin_lock_irq(&np->lock); 2969 spin_lock_irq(&np->lock);
2773 writel(NVREG_MCASTADDRA_FORCE, base + NvRegMulticastAddrA); 2970 writel(NVREG_MCASTADDRA_FORCE, base + NvRegMulticastAddrA);
@@ -2811,7 +3008,6 @@ static int nv_close(struct net_device *dev)
2811{ 3008{
2812 struct fe_priv *np = netdev_priv(dev); 3009 struct fe_priv *np = netdev_priv(dev);
2813 u8 __iomem *base; 3010 u8 __iomem *base;
2814 int i;
2815 3011
2816 spin_lock_irq(&np->lock); 3012 spin_lock_irq(&np->lock);
2817 np->in_shutdown = 1; 3013 np->in_shutdown = 1;
@@ -2829,31 +3025,13 @@ static int nv_close(struct net_device *dev)
2829 3025
2830 /* disable interrupts on the nic or we will lock up */ 3026 /* disable interrupts on the nic or we will lock up */
2831 base = get_hwbase(dev); 3027 base = get_hwbase(dev);
2832 if (np->msi_flags & NV_MSI_X_ENABLED) { 3028 nv_disable_hw_interrupts(dev, np->irqmask);
2833 writel(np->irqmask, base + NvRegIrqMask);
2834 } else {
2835 if (np->msi_flags & NV_MSI_ENABLED)
2836 writel(0, base + NvRegMSIIrqMask);
2837 writel(0, base + NvRegIrqMask);
2838 }
2839 pci_push(base); 3029 pci_push(base);
2840 dprintk(KERN_INFO "%s: Irqmask is zero again\n", dev->name); 3030 dprintk(KERN_INFO "%s: Irqmask is zero again\n", dev->name);
2841 3031
2842 spin_unlock_irq(&np->lock); 3032 spin_unlock_irq(&np->lock);
2843 3033
2844 if (np->msi_flags & NV_MSI_X_ENABLED) { 3034 nv_free_irq(dev);
2845 for (i = 0; i < (np->msi_flags & NV_MSI_X_VECTORS_MASK); i++) {
2846 free_irq(np->msi_x_entry[i].vector, dev);
2847 }
2848 pci_disable_msix(np->pci_dev);
2849 np->msi_flags &= ~NV_MSI_X_ENABLED;
2850 } else {
2851 free_irq(np->pci_dev->irq, dev);
2852 if (np->msi_flags & NV_MSI_ENABLED) {
2853 pci_disable_msi(np->pci_dev);
2854 np->msi_flags &= ~NV_MSI_ENABLED;
2855 }
2856 }
2857 3035
2858 drain_ring(dev); 3036 drain_ring(dev);
2859 3037
@@ -2878,6 +3056,7 @@ static int __devinit nv_probe(struct pci_dev *pci_dev, const struct pci_device_i
2878 unsigned long addr; 3056 unsigned long addr;
2879 u8 __iomem *base; 3057 u8 __iomem *base;
2880 int err, i; 3058 int err, i;
3059 u32 powerstate;
2881 3060
2882 dev = alloc_etherdev(sizeof(struct fe_priv)); 3061 dev = alloc_etherdev(sizeof(struct fe_priv));
2883 err = -ENOMEM; 3062 err = -ENOMEM;
@@ -2910,6 +3089,11 @@ static int __devinit nv_probe(struct pci_dev *pci_dev, const struct pci_device_i
2910 if (err < 0) 3089 if (err < 0)
2911 goto out_disable; 3090 goto out_disable;
2912 3091
3092 if (id->driver_data & (DEV_HAS_VLAN|DEV_HAS_MSI_X|DEV_HAS_POWER_CNTRL))
3093 np->register_size = NV_PCI_REGSZ_VER2;
3094 else
3095 np->register_size = NV_PCI_REGSZ_VER1;
3096
2913 err = -EINVAL; 3097 err = -EINVAL;
2914 addr = 0; 3098 addr = 0;
2915 for (i = 0; i < DEVICE_COUNT_RESOURCE; i++) { 3099 for (i = 0; i < DEVICE_COUNT_RESOURCE; i++) {
@@ -2918,7 +3102,7 @@ static int __devinit nv_probe(struct pci_dev *pci_dev, const struct pci_device_i
2918 pci_resource_len(pci_dev, i), 3102 pci_resource_len(pci_dev, i),
2919 pci_resource_flags(pci_dev, i)); 3103 pci_resource_flags(pci_dev, i));
2920 if (pci_resource_flags(pci_dev, i) & IORESOURCE_MEM && 3104 if (pci_resource_flags(pci_dev, i) & IORESOURCE_MEM &&
2921 pci_resource_len(pci_dev, i) >= NV_PCI_REGSZ) { 3105 pci_resource_len(pci_dev, i) >= np->register_size) {
2922 addr = pci_resource_start(pci_dev, i); 3106 addr = pci_resource_start(pci_dev, i);
2923 break; 3107 break;
2924 } 3108 }
@@ -2929,24 +3113,25 @@ static int __devinit nv_probe(struct pci_dev *pci_dev, const struct pci_device_i
2929 goto out_relreg; 3113 goto out_relreg;
2930 } 3114 }
2931 3115
3116 /* copy of driver data */
3117 np->driver_data = id->driver_data;
3118
2932 /* handle different descriptor versions */ 3119 /* handle different descriptor versions */
2933 if (id->driver_data & DEV_HAS_HIGH_DMA) { 3120 if (id->driver_data & DEV_HAS_HIGH_DMA) {
2934 /* packet format 3: supports 40-bit addressing */ 3121 /* packet format 3: supports 40-bit addressing */
2935 np->desc_ver = DESC_VER_3; 3122 np->desc_ver = DESC_VER_3;
3123 np->txrxctl_bits = NVREG_TXRXCTL_DESC_3;
2936 if (pci_set_dma_mask(pci_dev, DMA_39BIT_MASK)) { 3124 if (pci_set_dma_mask(pci_dev, DMA_39BIT_MASK)) {
2937 printk(KERN_INFO "forcedeth: 64-bit DMA failed, using 32-bit addressing for device %s.\n", 3125 printk(KERN_INFO "forcedeth: 64-bit DMA failed, using 32-bit addressing for device %s.\n",
2938 pci_name(pci_dev)); 3126 pci_name(pci_dev));
2939 } else { 3127 } else {
2940 if (pci_set_consistent_dma_mask(pci_dev, 0x0000007fffffffffULL)) { 3128 dev->features |= NETIF_F_HIGHDMA;
2941 printk(KERN_INFO "forcedeth: 64-bit DMA (consistent) failed for device %s.\n", 3129 printk(KERN_INFO "forcedeth: using HIGHDMA\n");
2942 pci_name(pci_dev)); 3130 }
2943 goto out_relreg; 3131 if (pci_set_consistent_dma_mask(pci_dev, 0x0000007fffffffffULL)) {
2944 } else { 3132 printk(KERN_INFO "forcedeth: 64-bit DMA (consistent) failed for device %s.\n",
2945 dev->features |= NETIF_F_HIGHDMA; 3133 pci_name(pci_dev));
2946 printk(KERN_INFO "forcedeth: using HIGHDMA\n");
2947 }
2948 } 3134 }
2949 np->txrxctl_bits = NVREG_TXRXCTL_DESC_3;
2950 } else if (id->driver_data & DEV_HAS_LARGEDESC) { 3135 } else if (id->driver_data & DEV_HAS_LARGEDESC) {
2951 /* packet format 2: supports jumbo frames */ 3136 /* packet format 2: supports jumbo frames */
2952 np->desc_ver = DESC_VER_2; 3137 np->desc_ver = DESC_VER_2;
@@ -2986,7 +3171,7 @@ static int __devinit nv_probe(struct pci_dev *pci_dev, const struct pci_device_i
2986 } 3171 }
2987 3172
2988 err = -ENOMEM; 3173 err = -ENOMEM;
2989 np->base = ioremap(addr, NV_PCI_REGSZ); 3174 np->base = ioremap(addr, np->register_size);
2990 if (!np->base) 3175 if (!np->base)
2991 goto out_relreg; 3176 goto out_relreg;
2992 dev->base_addr = (unsigned long)np->base; 3177 dev->base_addr = (unsigned long)np->base;
@@ -3062,6 +3247,20 @@ static int __devinit nv_probe(struct pci_dev *pci_dev, const struct pci_device_i
3062 writel(0, base + NvRegWakeUpFlags); 3247 writel(0, base + NvRegWakeUpFlags);
3063 np->wolenabled = 0; 3248 np->wolenabled = 0;
3064 3249
3250 if (id->driver_data & DEV_HAS_POWER_CNTRL) {
3251 u8 revision_id;
3252 pci_read_config_byte(pci_dev, PCI_REVISION_ID, &revision_id);
3253
3254 /* take phy and nic out of low power mode */
3255 powerstate = readl(base + NvRegPowerState2);
3256 powerstate &= ~NVREG_POWERSTATE2_POWERUP_MASK;
3257 if ((id->device == PCI_DEVICE_ID_NVIDIA_NVENET_12 ||
3258 id->device == PCI_DEVICE_ID_NVIDIA_NVENET_13) &&
3259 revision_id >= 0xA3)
3260 powerstate |= NVREG_POWERSTATE2_POWERUP_REV_A3;
3261 writel(powerstate, base + NvRegPowerState2);
3262 }
3263
3065 if (np->desc_ver == DESC_VER_1) { 3264 if (np->desc_ver == DESC_VER_1) {
3066 np->tx_flags = NV_TX_VALID; 3265 np->tx_flags = NV_TX_VALID;
3067 } else { 3266 } else {
@@ -3223,19 +3422,19 @@ static struct pci_device_id pci_tbl[] = {
3223 }, 3422 },
3224 { /* MCP51 Ethernet Controller */ 3423 { /* MCP51 Ethernet Controller */
3225 PCI_DEVICE(PCI_VENDOR_ID_NVIDIA, PCI_DEVICE_ID_NVIDIA_NVENET_12), 3424 PCI_DEVICE(PCI_VENDOR_ID_NVIDIA, PCI_DEVICE_ID_NVIDIA_NVENET_12),
3226 .driver_data = DEV_NEED_TIMERIRQ|DEV_NEED_LINKTIMER|DEV_HAS_HIGH_DMA, 3425 .driver_data = DEV_NEED_TIMERIRQ|DEV_NEED_LINKTIMER|DEV_HAS_HIGH_DMA|DEV_HAS_POWER_CNTRL,
3227 }, 3426 },
3228 { /* MCP51 Ethernet Controller */ 3427 { /* MCP51 Ethernet Controller */
3229 PCI_DEVICE(PCI_VENDOR_ID_NVIDIA, PCI_DEVICE_ID_NVIDIA_NVENET_13), 3428 PCI_DEVICE(PCI_VENDOR_ID_NVIDIA, PCI_DEVICE_ID_NVIDIA_NVENET_13),
3230 .driver_data = DEV_NEED_TIMERIRQ|DEV_NEED_LINKTIMER|DEV_HAS_HIGH_DMA, 3429 .driver_data = DEV_NEED_TIMERIRQ|DEV_NEED_LINKTIMER|DEV_HAS_HIGH_DMA|DEV_HAS_POWER_CNTRL,
3231 }, 3430 },
3232 { /* MCP55 Ethernet Controller */ 3431 { /* MCP55 Ethernet Controller */
3233 PCI_DEVICE(PCI_VENDOR_ID_NVIDIA, PCI_DEVICE_ID_NVIDIA_NVENET_14), 3432 PCI_DEVICE(PCI_VENDOR_ID_NVIDIA, PCI_DEVICE_ID_NVIDIA_NVENET_14),
3234 .driver_data = DEV_NEED_TIMERIRQ|DEV_NEED_LINKTIMER|DEV_HAS_LARGEDESC|DEV_HAS_CHECKSUM|DEV_HAS_HIGH_DMA|DEV_HAS_VLAN|DEV_HAS_MSI|DEV_HAS_MSI_X, 3433 .driver_data = DEV_NEED_TIMERIRQ|DEV_NEED_LINKTIMER|DEV_HAS_LARGEDESC|DEV_HAS_CHECKSUM|DEV_HAS_HIGH_DMA|DEV_HAS_VLAN|DEV_HAS_MSI|DEV_HAS_MSI_X|DEV_HAS_POWER_CNTRL,
3235 }, 3434 },
3236 { /* MCP55 Ethernet Controller */ 3435 { /* MCP55 Ethernet Controller */
3237 PCI_DEVICE(PCI_VENDOR_ID_NVIDIA, PCI_DEVICE_ID_NVIDIA_NVENET_15), 3436 PCI_DEVICE(PCI_VENDOR_ID_NVIDIA, PCI_DEVICE_ID_NVIDIA_NVENET_15),
3238 .driver_data = DEV_NEED_TIMERIRQ|DEV_NEED_LINKTIMER|DEV_HAS_LARGEDESC|DEV_HAS_CHECKSUM|DEV_HAS_HIGH_DMA|DEV_HAS_VLAN|DEV_HAS_MSI|DEV_HAS_MSI_X, 3437 .driver_data = DEV_NEED_TIMERIRQ|DEV_NEED_LINKTIMER|DEV_HAS_LARGEDESC|DEV_HAS_CHECKSUM|DEV_HAS_HIGH_DMA|DEV_HAS_VLAN|DEV_HAS_MSI|DEV_HAS_MSI_X|DEV_HAS_POWER_CNTRL,
3239 }, 3438 },
3240 {0,}, 3439 {0,},
3241}; 3440};
diff --git a/drivers/net/gianfar.c b/drivers/net/gianfar.c
index 771e25d8c417..218d31764c52 100644
--- a/drivers/net/gianfar.c
+++ b/drivers/net/gianfar.c
@@ -210,7 +210,8 @@ static int gfar_probe(struct platform_device *pdev)
210 goto regs_fail; 210 goto regs_fail;
211 } 211 }
212 212
213 spin_lock_init(&priv->lock); 213 spin_lock_init(&priv->txlock);
214 spin_lock_init(&priv->rxlock);
214 215
215 platform_set_drvdata(pdev, dev); 216 platform_set_drvdata(pdev, dev);
216 217
@@ -515,11 +516,13 @@ void stop_gfar(struct net_device *dev)
515 phy_stop(priv->phydev); 516 phy_stop(priv->phydev);
516 517
517 /* Lock it down */ 518 /* Lock it down */
518 spin_lock_irqsave(&priv->lock, flags); 519 spin_lock_irqsave(&priv->txlock, flags);
520 spin_lock(&priv->rxlock);
519 521
520 gfar_halt(dev); 522 gfar_halt(dev);
521 523
522 spin_unlock_irqrestore(&priv->lock, flags); 524 spin_unlock(&priv->rxlock);
525 spin_unlock_irqrestore(&priv->txlock, flags);
523 526
524 /* Free the IRQs */ 527 /* Free the IRQs */
525 if (priv->einfo->device_flags & FSL_GIANFAR_DEV_HAS_MULTI_INTR) { 528 if (priv->einfo->device_flags & FSL_GIANFAR_DEV_HAS_MULTI_INTR) {
@@ -605,14 +608,15 @@ void gfar_start(struct net_device *dev)
605 tempval |= DMACTRL_INIT_SETTINGS; 608 tempval |= DMACTRL_INIT_SETTINGS;
606 gfar_write(&priv->regs->dmactrl, tempval); 609 gfar_write(&priv->regs->dmactrl, tempval);
607 610
608 /* Clear THLT, so that the DMA starts polling now */
609 gfar_write(&regs->tstat, TSTAT_CLEAR_THALT);
610
611 /* Make sure we aren't stopped */ 611 /* Make sure we aren't stopped */
612 tempval = gfar_read(&priv->regs->dmactrl); 612 tempval = gfar_read(&priv->regs->dmactrl);
613 tempval &= ~(DMACTRL_GRS | DMACTRL_GTS); 613 tempval &= ~(DMACTRL_GRS | DMACTRL_GTS);
614 gfar_write(&priv->regs->dmactrl, tempval); 614 gfar_write(&priv->regs->dmactrl, tempval);
615 615
616 /* Clear THLT/RHLT, so that the DMA starts polling now */
617 gfar_write(&regs->tstat, TSTAT_CLEAR_THALT);
618 gfar_write(&regs->rstat, RSTAT_CLEAR_RHALT);
619
616 /* Unmask the interrupts we look for */ 620 /* Unmask the interrupts we look for */
617 gfar_write(&regs->imask, IMASK_DEFAULT); 621 gfar_write(&regs->imask, IMASK_DEFAULT);
618} 622}
@@ -928,12 +932,13 @@ static int gfar_start_xmit(struct sk_buff *skb, struct net_device *dev)
928 struct txfcb *fcb = NULL; 932 struct txfcb *fcb = NULL;
929 struct txbd8 *txbdp; 933 struct txbd8 *txbdp;
930 u16 status; 934 u16 status;
935 unsigned long flags;
931 936
932 /* Update transmit stats */ 937 /* Update transmit stats */
933 priv->stats.tx_bytes += skb->len; 938 priv->stats.tx_bytes += skb->len;
934 939
935 /* Lock priv now */ 940 /* Lock priv now */
936 spin_lock_irq(&priv->lock); 941 spin_lock_irqsave(&priv->txlock, flags);
937 942
938 /* Point at the first free tx descriptor */ 943 /* Point at the first free tx descriptor */
939 txbdp = priv->cur_tx; 944 txbdp = priv->cur_tx;
@@ -1004,7 +1009,7 @@ static int gfar_start_xmit(struct sk_buff *skb, struct net_device *dev)
1004 gfar_write(&priv->regs->tstat, TSTAT_CLEAR_THALT); 1009 gfar_write(&priv->regs->tstat, TSTAT_CLEAR_THALT);
1005 1010
1006 /* Unlock priv */ 1011 /* Unlock priv */
1007 spin_unlock_irq(&priv->lock); 1012 spin_unlock_irqrestore(&priv->txlock, flags);
1008 1013
1009 return 0; 1014 return 0;
1010} 1015}
@@ -1049,7 +1054,7 @@ static void gfar_vlan_rx_register(struct net_device *dev,
1049 unsigned long flags; 1054 unsigned long flags;
1050 u32 tempval; 1055 u32 tempval;
1051 1056
1052 spin_lock_irqsave(&priv->lock, flags); 1057 spin_lock_irqsave(&priv->rxlock, flags);
1053 1058
1054 priv->vlgrp = grp; 1059 priv->vlgrp = grp;
1055 1060
@@ -1076,7 +1081,7 @@ static void gfar_vlan_rx_register(struct net_device *dev,
1076 gfar_write(&priv->regs->rctrl, tempval); 1081 gfar_write(&priv->regs->rctrl, tempval);
1077 } 1082 }
1078 1083
1079 spin_unlock_irqrestore(&priv->lock, flags); 1084 spin_unlock_irqrestore(&priv->rxlock, flags);
1080} 1085}
1081 1086
1082 1087
@@ -1085,12 +1090,12 @@ static void gfar_vlan_rx_kill_vid(struct net_device *dev, uint16_t vid)
1085 struct gfar_private *priv = netdev_priv(dev); 1090 struct gfar_private *priv = netdev_priv(dev);
1086 unsigned long flags; 1091 unsigned long flags;
1087 1092
1088 spin_lock_irqsave(&priv->lock, flags); 1093 spin_lock_irqsave(&priv->rxlock, flags);
1089 1094
1090 if (priv->vlgrp) 1095 if (priv->vlgrp)
1091 priv->vlgrp->vlan_devices[vid] = NULL; 1096 priv->vlgrp->vlan_devices[vid] = NULL;
1092 1097
1093 spin_unlock_irqrestore(&priv->lock, flags); 1098 spin_unlock_irqrestore(&priv->rxlock, flags);
1094} 1099}
1095 1100
1096 1101
@@ -1179,7 +1184,7 @@ static irqreturn_t gfar_transmit(int irq, void *dev_id, struct pt_regs *regs)
1179 gfar_write(&priv->regs->ievent, IEVENT_TX_MASK); 1184 gfar_write(&priv->regs->ievent, IEVENT_TX_MASK);
1180 1185
1181 /* Lock priv */ 1186 /* Lock priv */
1182 spin_lock(&priv->lock); 1187 spin_lock(&priv->txlock);
1183 bdp = priv->dirty_tx; 1188 bdp = priv->dirty_tx;
1184 while ((bdp->status & TXBD_READY) == 0) { 1189 while ((bdp->status & TXBD_READY) == 0) {
1185 /* If dirty_tx and cur_tx are the same, then either the */ 1190 /* If dirty_tx and cur_tx are the same, then either the */
@@ -1224,7 +1229,7 @@ static irqreturn_t gfar_transmit(int irq, void *dev_id, struct pt_regs *regs)
1224 else 1229 else
1225 gfar_write(&priv->regs->txic, 0); 1230 gfar_write(&priv->regs->txic, 0);
1226 1231
1227 spin_unlock(&priv->lock); 1232 spin_unlock(&priv->txlock);
1228 1233
1229 return IRQ_HANDLED; 1234 return IRQ_HANDLED;
1230} 1235}
@@ -1305,9 +1310,10 @@ irqreturn_t gfar_receive(int irq, void *dev_id, struct pt_regs *regs)
1305{ 1310{
1306 struct net_device *dev = (struct net_device *) dev_id; 1311 struct net_device *dev = (struct net_device *) dev_id;
1307 struct gfar_private *priv = netdev_priv(dev); 1312 struct gfar_private *priv = netdev_priv(dev);
1308
1309#ifdef CONFIG_GFAR_NAPI 1313#ifdef CONFIG_GFAR_NAPI
1310 u32 tempval; 1314 u32 tempval;
1315#else
1316 unsigned long flags;
1311#endif 1317#endif
1312 1318
1313 /* Clear IEVENT, so rx interrupt isn't called again 1319 /* Clear IEVENT, so rx interrupt isn't called again
@@ -1330,7 +1336,7 @@ irqreturn_t gfar_receive(int irq, void *dev_id, struct pt_regs *regs)
1330 } 1336 }
1331#else 1337#else
1332 1338
1333 spin_lock(&priv->lock); 1339 spin_lock_irqsave(&priv->rxlock, flags);
1334 gfar_clean_rx_ring(dev, priv->rx_ring_size); 1340 gfar_clean_rx_ring(dev, priv->rx_ring_size);
1335 1341
1336 /* If we are coalescing interrupts, update the timer */ 1342 /* If we are coalescing interrupts, update the timer */
@@ -1341,7 +1347,7 @@ irqreturn_t gfar_receive(int irq, void *dev_id, struct pt_regs *regs)
1341 else 1347 else
1342 gfar_write(&priv->regs->rxic, 0); 1348 gfar_write(&priv->regs->rxic, 0);
1343 1349
1344 spin_unlock(&priv->lock); 1350 spin_unlock_irqrestore(&priv->rxlock, flags);
1345#endif 1351#endif
1346 1352
1347 return IRQ_HANDLED; 1353 return IRQ_HANDLED;
@@ -1490,13 +1496,6 @@ int gfar_clean_rx_ring(struct net_device *dev, int rx_work_limit)
1490 /* Update the current rxbd pointer to be the next one */ 1496 /* Update the current rxbd pointer to be the next one */
1491 priv->cur_rx = bdp; 1497 priv->cur_rx = bdp;
1492 1498
1493 /* If no packets have arrived since the
1494 * last one we processed, clear the IEVENT RX and
1495 * BSY bits so that another interrupt won't be
1496 * generated when we set IMASK */
1497 if (bdp->status & RXBD_EMPTY)
1498 gfar_write(&priv->regs->ievent, IEVENT_RX_MASK);
1499
1500 return howmany; 1499 return howmany;
1501} 1500}
1502 1501
@@ -1516,7 +1515,7 @@ static int gfar_poll(struct net_device *dev, int *budget)
1516 rx_work_limit -= howmany; 1515 rx_work_limit -= howmany;
1517 *budget -= howmany; 1516 *budget -= howmany;
1518 1517
1519 if (rx_work_limit >= 0) { 1518 if (rx_work_limit > 0) {
1520 netif_rx_complete(dev); 1519 netif_rx_complete(dev);
1521 1520
1522 /* Clear the halt bit in RSTAT */ 1521 /* Clear the halt bit in RSTAT */
@@ -1533,7 +1532,8 @@ static int gfar_poll(struct net_device *dev, int *budget)
1533 gfar_write(&priv->regs->rxic, 0); 1532 gfar_write(&priv->regs->rxic, 0);
1534 } 1533 }
1535 1534
1536 return (rx_work_limit < 0) ? 1 : 0; 1535 /* Return 1 if there's more work to do */
1536 return (rx_work_limit > 0) ? 0 : 1;
1537} 1537}
1538#endif 1538#endif
1539 1539
@@ -1629,7 +1629,7 @@ static void adjust_link(struct net_device *dev)
1629 struct phy_device *phydev = priv->phydev; 1629 struct phy_device *phydev = priv->phydev;
1630 int new_state = 0; 1630 int new_state = 0;
1631 1631
1632 spin_lock_irqsave(&priv->lock, flags); 1632 spin_lock_irqsave(&priv->txlock, flags);
1633 if (phydev->link) { 1633 if (phydev->link) {
1634 u32 tempval = gfar_read(&regs->maccfg2); 1634 u32 tempval = gfar_read(&regs->maccfg2);
1635 u32 ecntrl = gfar_read(&regs->ecntrl); 1635 u32 ecntrl = gfar_read(&regs->ecntrl);
@@ -1694,7 +1694,7 @@ static void adjust_link(struct net_device *dev)
1694 if (new_state && netif_msg_link(priv)) 1694 if (new_state && netif_msg_link(priv))
1695 phy_print_status(phydev); 1695 phy_print_status(phydev);
1696 1696
1697 spin_unlock_irqrestore(&priv->lock, flags); 1697 spin_unlock_irqrestore(&priv->txlock, flags);
1698} 1698}
1699 1699
1700/* Update the hash table based on the current list of multicast 1700/* Update the hash table based on the current list of multicast
diff --git a/drivers/net/gianfar.h b/drivers/net/gianfar.h
index d37d5401be6e..127c98cf3336 100644
--- a/drivers/net/gianfar.h
+++ b/drivers/net/gianfar.h
@@ -656,43 +656,62 @@ struct gfar {
656 * the buffer descriptor determines the actual condition. 656 * the buffer descriptor determines the actual condition.
657 */ 657 */
658struct gfar_private { 658struct gfar_private {
659 /* pointers to arrays of skbuffs for tx and rx */ 659 /* Fields controlled by TX lock */
660 spinlock_t txlock;
661
662 /* Pointer to the array of skbuffs */
660 struct sk_buff ** tx_skbuff; 663 struct sk_buff ** tx_skbuff;
661 struct sk_buff ** rx_skbuff;
662 664
663 /* indices pointing to the next free sbk in skb arrays */ 665 /* next free skb in the array */
664 u16 skb_curtx; 666 u16 skb_curtx;
665 u16 skb_currx;
666 667
667 /* index of the first skb which hasn't been transmitted 668 /* First skb in line to be transmitted */
668 * yet. */
669 u16 skb_dirtytx; 669 u16 skb_dirtytx;
670 670
671 /* Configuration info for the coalescing features */ 671 /* Configuration info for the coalescing features */
672 unsigned char txcoalescing; 672 unsigned char txcoalescing;
673 unsigned short txcount; 673 unsigned short txcount;
674 unsigned short txtime; 674 unsigned short txtime;
675
676 /* Buffer descriptor pointers */
677 struct txbd8 *tx_bd_base; /* First tx buffer descriptor */
678 struct txbd8 *cur_tx; /* Next free ring entry */
679 struct txbd8 *dirty_tx; /* First buffer in line
680 to be transmitted */
681 unsigned int tx_ring_size;
682
683 /* RX Locked fields */
684 spinlock_t rxlock;
685
686 /* skb array and index */
687 struct sk_buff ** rx_skbuff;
688 u16 skb_currx;
689
690 /* RX Coalescing values */
675 unsigned char rxcoalescing; 691 unsigned char rxcoalescing;
676 unsigned short rxcount; 692 unsigned short rxcount;
677 unsigned short rxtime; 693 unsigned short rxtime;
678 694
679 /* GFAR addresses */ 695 struct rxbd8 *rx_bd_base; /* First Rx buffers */
680 struct rxbd8 *rx_bd_base; /* Base addresses of Rx and Tx Buffers */
681 struct txbd8 *tx_bd_base;
682 struct rxbd8 *cur_rx; /* Next free rx ring entry */ 696 struct rxbd8 *cur_rx; /* Next free rx ring entry */
683 struct txbd8 *cur_tx; /* Next free ring entry */ 697
684 struct txbd8 *dirty_tx; /* The Ring entry to be freed. */ 698 /* RX parameters */
685 struct gfar __iomem *regs; /* Pointer to the GFAR memory mapped Registers */ 699 unsigned int rx_ring_size;
686 u32 __iomem *hash_regs[16];
687 int hash_width;
688 struct net_device_stats stats; /* linux network statistics */
689 struct gfar_extra_stats extra_stats;
690 spinlock_t lock;
691 unsigned int rx_buffer_size; 700 unsigned int rx_buffer_size;
692 unsigned int rx_stash_size; 701 unsigned int rx_stash_size;
693 unsigned int rx_stash_index; 702 unsigned int rx_stash_index;
694 unsigned int tx_ring_size; 703
695 unsigned int rx_ring_size; 704 struct vlan_group *vlgrp;
705
706 /* Unprotected fields */
707 /* Pointer to the GFAR memory mapped Registers */
708 struct gfar __iomem *regs;
709
710 /* Hash registers and their width */
711 u32 __iomem *hash_regs[16];
712 int hash_width;
713
714 /* global parameters */
696 unsigned int fifo_threshold; 715 unsigned int fifo_threshold;
697 unsigned int fifo_starve; 716 unsigned int fifo_starve;
698 unsigned int fifo_starve_off; 717 unsigned int fifo_starve_off;
@@ -702,13 +721,15 @@ struct gfar_private {
702 extended_hash:1, 721 extended_hash:1,
703 bd_stash_en:1; 722 bd_stash_en:1;
704 unsigned short padding; 723 unsigned short padding;
705 struct vlan_group *vlgrp; 724
706 /* Info structure initialized by board setup code */
707 unsigned int interruptTransmit; 725 unsigned int interruptTransmit;
708 unsigned int interruptReceive; 726 unsigned int interruptReceive;
709 unsigned int interruptError; 727 unsigned int interruptError;
728
729 /* info structure initialized by platform code */
710 struct gianfar_platform_data *einfo; 730 struct gianfar_platform_data *einfo;
711 731
732 /* PHY stuff */
712 struct phy_device *phydev; 733 struct phy_device *phydev;
713 struct mii_bus *mii_bus; 734 struct mii_bus *mii_bus;
714 int oldspeed; 735 int oldspeed;
@@ -716,6 +737,10 @@ struct gfar_private {
716 int oldlink; 737 int oldlink;
717 738
718 uint32_t msg_enable; 739 uint32_t msg_enable;
740
741 /* Network Statistics */
742 struct net_device_stats stats;
743 struct gfar_extra_stats extra_stats;
719}; 744};
720 745
721static inline u32 gfar_read(volatile unsigned __iomem *addr) 746static inline u32 gfar_read(volatile unsigned __iomem *addr)
diff --git a/drivers/net/gianfar_ethtool.c b/drivers/net/gianfar_ethtool.c
index 5de7b2e259dc..d69698c695ef 100644
--- a/drivers/net/gianfar_ethtool.c
+++ b/drivers/net/gianfar_ethtool.c
@@ -455,10 +455,14 @@ static int gfar_sringparam(struct net_device *dev, struct ethtool_ringparam *rva
455 455
456 /* Halt TX and RX, and process the frames which 456 /* Halt TX and RX, and process the frames which
457 * have already been received */ 457 * have already been received */
458 spin_lock_irqsave(&priv->lock, flags); 458 spin_lock_irqsave(&priv->txlock, flags);
459 spin_lock(&priv->rxlock);
460
459 gfar_halt(dev); 461 gfar_halt(dev);
460 gfar_clean_rx_ring(dev, priv->rx_ring_size); 462 gfar_clean_rx_ring(dev, priv->rx_ring_size);
461 spin_unlock_irqrestore(&priv->lock, flags); 463
464 spin_unlock(&priv->rxlock);
465 spin_unlock_irqrestore(&priv->txlock, flags);
462 466
463 /* Now we take down the rings to rebuild them */ 467 /* Now we take down the rings to rebuild them */
464 stop_gfar(dev); 468 stop_gfar(dev);
@@ -488,10 +492,14 @@ static int gfar_set_rx_csum(struct net_device *dev, uint32_t data)
488 492
489 /* Halt TX and RX, and process the frames which 493 /* Halt TX and RX, and process the frames which
490 * have already been received */ 494 * have already been received */
491 spin_lock_irqsave(&priv->lock, flags); 495 spin_lock_irqsave(&priv->txlock, flags);
496 spin_lock(&priv->rxlock);
497
492 gfar_halt(dev); 498 gfar_halt(dev);
493 gfar_clean_rx_ring(dev, priv->rx_ring_size); 499 gfar_clean_rx_ring(dev, priv->rx_ring_size);
494 spin_unlock_irqrestore(&priv->lock, flags); 500
501 spin_unlock(&priv->rxlock);
502 spin_unlock_irqrestore(&priv->txlock, flags);
495 503
496 /* Now we take down the rings to rebuild them */ 504 /* Now we take down the rings to rebuild them */
497 stop_gfar(dev); 505 stop_gfar(dev);
@@ -523,7 +531,7 @@ static int gfar_set_tx_csum(struct net_device *dev, uint32_t data)
523 if (!(priv->einfo->device_flags & FSL_GIANFAR_DEV_HAS_CSUM)) 531 if (!(priv->einfo->device_flags & FSL_GIANFAR_DEV_HAS_CSUM))
524 return -EOPNOTSUPP; 532 return -EOPNOTSUPP;
525 533
526 spin_lock_irqsave(&priv->lock, flags); 534 spin_lock_irqsave(&priv->txlock, flags);
527 gfar_halt(dev); 535 gfar_halt(dev);
528 536
529 if (data) 537 if (data)
@@ -532,7 +540,7 @@ static int gfar_set_tx_csum(struct net_device *dev, uint32_t data)
532 dev->features &= ~NETIF_F_IP_CSUM; 540 dev->features &= ~NETIF_F_IP_CSUM;
533 541
534 gfar_start(dev); 542 gfar_start(dev);
535 spin_unlock_irqrestore(&priv->lock, flags); 543 spin_unlock_irqrestore(&priv->txlock, flags);
536 544
537 return 0; 545 return 0;
538} 546}
diff --git a/drivers/net/gianfar_sysfs.c b/drivers/net/gianfar_sysfs.c
index 51ef181b1368..a6d5c43199cb 100644
--- a/drivers/net/gianfar_sysfs.c
+++ b/drivers/net/gianfar_sysfs.c
@@ -82,7 +82,7 @@ static ssize_t gfar_set_bd_stash(struct class_device *cdev,
82 else 82 else
83 return count; 83 return count;
84 84
85 spin_lock_irqsave(&priv->lock, flags); 85 spin_lock_irqsave(&priv->rxlock, flags);
86 86
87 /* Set the new stashing value */ 87 /* Set the new stashing value */
88 priv->bd_stash_en = new_setting; 88 priv->bd_stash_en = new_setting;
@@ -96,7 +96,7 @@ static ssize_t gfar_set_bd_stash(struct class_device *cdev,
96 96
97 gfar_write(&priv->regs->attr, temp); 97 gfar_write(&priv->regs->attr, temp);
98 98
99 spin_unlock_irqrestore(&priv->lock, flags); 99 spin_unlock_irqrestore(&priv->rxlock, flags);
100 100
101 return count; 101 return count;
102} 102}
@@ -118,7 +118,7 @@ static ssize_t gfar_set_rx_stash_size(struct class_device *cdev,
118 u32 temp; 118 u32 temp;
119 unsigned long flags; 119 unsigned long flags;
120 120
121 spin_lock_irqsave(&priv->lock, flags); 121 spin_lock_irqsave(&priv->rxlock, flags);
122 if (length > priv->rx_buffer_size) 122 if (length > priv->rx_buffer_size)
123 return count; 123 return count;
124 124
@@ -142,7 +142,7 @@ static ssize_t gfar_set_rx_stash_size(struct class_device *cdev,
142 142
143 gfar_write(&priv->regs->attr, temp); 143 gfar_write(&priv->regs->attr, temp);
144 144
145 spin_unlock_irqrestore(&priv->lock, flags); 145 spin_unlock_irqrestore(&priv->rxlock, flags);
146 146
147 return count; 147 return count;
148} 148}
@@ -166,7 +166,7 @@ static ssize_t gfar_set_rx_stash_index(struct class_device *cdev,
166 u32 temp; 166 u32 temp;
167 unsigned long flags; 167 unsigned long flags;
168 168
169 spin_lock_irqsave(&priv->lock, flags); 169 spin_lock_irqsave(&priv->rxlock, flags);
170 if (index > priv->rx_stash_size) 170 if (index > priv->rx_stash_size)
171 return count; 171 return count;
172 172
@@ -180,7 +180,7 @@ static ssize_t gfar_set_rx_stash_index(struct class_device *cdev,
180 temp |= ATTRELI_EI(index); 180 temp |= ATTRELI_EI(index);
181 gfar_write(&priv->regs->attreli, flags); 181 gfar_write(&priv->regs->attreli, flags);
182 182
183 spin_unlock_irqrestore(&priv->lock, flags); 183 spin_unlock_irqrestore(&priv->rxlock, flags);
184 184
185 return count; 185 return count;
186} 186}
@@ -205,7 +205,7 @@ static ssize_t gfar_set_fifo_threshold(struct class_device *cdev,
205 if (length > GFAR_MAX_FIFO_THRESHOLD) 205 if (length > GFAR_MAX_FIFO_THRESHOLD)
206 return count; 206 return count;
207 207
208 spin_lock_irqsave(&priv->lock, flags); 208 spin_lock_irqsave(&priv->txlock, flags);
209 209
210 priv->fifo_threshold = length; 210 priv->fifo_threshold = length;
211 211
@@ -214,7 +214,7 @@ static ssize_t gfar_set_fifo_threshold(struct class_device *cdev,
214 temp |= length; 214 temp |= length;
215 gfar_write(&priv->regs->fifo_tx_thr, temp); 215 gfar_write(&priv->regs->fifo_tx_thr, temp);
216 216
217 spin_unlock_irqrestore(&priv->lock, flags); 217 spin_unlock_irqrestore(&priv->txlock, flags);
218 218
219 return count; 219 return count;
220} 220}
@@ -240,7 +240,7 @@ static ssize_t gfar_set_fifo_starve(struct class_device *cdev,
240 if (num > GFAR_MAX_FIFO_STARVE) 240 if (num > GFAR_MAX_FIFO_STARVE)
241 return count; 241 return count;
242 242
243 spin_lock_irqsave(&priv->lock, flags); 243 spin_lock_irqsave(&priv->txlock, flags);
244 244
245 priv->fifo_starve = num; 245 priv->fifo_starve = num;
246 246
@@ -249,7 +249,7 @@ static ssize_t gfar_set_fifo_starve(struct class_device *cdev,
249 temp |= num; 249 temp |= num;
250 gfar_write(&priv->regs->fifo_tx_starve, temp); 250 gfar_write(&priv->regs->fifo_tx_starve, temp);
251 251
252 spin_unlock_irqrestore(&priv->lock, flags); 252 spin_unlock_irqrestore(&priv->txlock, flags);
253 253
254 return count; 254 return count;
255} 255}
@@ -274,7 +274,7 @@ static ssize_t gfar_set_fifo_starve_off(struct class_device *cdev,
274 if (num > GFAR_MAX_FIFO_STARVE_OFF) 274 if (num > GFAR_MAX_FIFO_STARVE_OFF)
275 return count; 275 return count;
276 276
277 spin_lock_irqsave(&priv->lock, flags); 277 spin_lock_irqsave(&priv->txlock, flags);
278 278
279 priv->fifo_starve_off = num; 279 priv->fifo_starve_off = num;
280 280
@@ -283,7 +283,7 @@ static ssize_t gfar_set_fifo_starve_off(struct class_device *cdev,
283 temp |= num; 283 temp |= num;
284 gfar_write(&priv->regs->fifo_tx_starve_shutoff, temp); 284 gfar_write(&priv->regs->fifo_tx_starve_shutoff, temp);
285 285
286 spin_unlock_irqrestore(&priv->lock, flags); 286 spin_unlock_irqrestore(&priv->txlock, flags);
287 287
288 return count; 288 return count;
289} 289}
diff --git a/drivers/net/mv643xx_eth.c b/drivers/net/mv643xx_eth.c
index ea62a3e7d586..411f4d809c47 100644
--- a/drivers/net/mv643xx_eth.c
+++ b/drivers/net/mv643xx_eth.c
@@ -1419,6 +1419,8 @@ static int mv643xx_eth_probe(struct platform_device *pdev)
1419 mv643xx_eth_update_pscr(dev, &cmd); 1419 mv643xx_eth_update_pscr(dev, &cmd);
1420 mv643xx_set_settings(dev, &cmd); 1420 mv643xx_set_settings(dev, &cmd);
1421 1421
1422 SET_MODULE_OWNER(dev);
1423 SET_NETDEV_DEV(dev, &pdev->dev);
1422 err = register_netdev(dev); 1424 err = register_netdev(dev);
1423 if (err) 1425 if (err)
1424 goto out; 1426 goto out;
diff --git a/drivers/net/ne.c b/drivers/net/ne.c
index 08b218c5bfbc..93c494bcd18d 100644
--- a/drivers/net/ne.c
+++ b/drivers/net/ne.c
@@ -226,7 +226,7 @@ struct net_device * __init ne_probe(int unit)
226 netdev_boot_setup_check(dev); 226 netdev_boot_setup_check(dev);
227 227
228#ifdef CONFIG_TOSHIBA_RBTX4938 228#ifdef CONFIG_TOSHIBA_RBTX4938
229 dev->base_addr = 0x07f20280; 229 dev->base_addr = RBTX4938_RTL_8019_BASE;
230 dev->irq = RBTX4938_RTL_8019_IRQ; 230 dev->irq = RBTX4938_RTL_8019_IRQ;
231#endif 231#endif
232 err = do_ne_probe(dev); 232 err = do_ne_probe(dev);
diff --git a/drivers/net/pcmcia/pcnet_cs.c b/drivers/net/pcmcia/pcnet_cs.c
index 506e777c5f06..d090df413049 100644
--- a/drivers/net/pcmcia/pcnet_cs.c
+++ b/drivers/net/pcmcia/pcnet_cs.c
@@ -1639,6 +1639,7 @@ static struct pcmcia_device_id pcnet_ids[] = {
1639 PCMCIA_DEVICE_PROD_ID12("CONTEC", "C-NET(PC)C-10L", 0x21cab552, 0xf6f90722), 1639 PCMCIA_DEVICE_PROD_ID12("CONTEC", "C-NET(PC)C-10L", 0x21cab552, 0xf6f90722),
1640 PCMCIA_DEVICE_PROD_ID12("corega", "FEther PCC-TXF", 0x0a21501a, 0xa51564a2), 1640 PCMCIA_DEVICE_PROD_ID12("corega", "FEther PCC-TXF", 0x0a21501a, 0xa51564a2),
1641 PCMCIA_DEVICE_PROD_ID12("corega K.K.", "corega EtherII PCC-T", 0x5261440f, 0xfa9d85bd), 1641 PCMCIA_DEVICE_PROD_ID12("corega K.K.", "corega EtherII PCC-T", 0x5261440f, 0xfa9d85bd),
1642 PCMCIA_DEVICE_PROD_ID12("corega K.K.", "corega EtherII PCC-TD", 0x5261440f, 0xc49bd73d),
1642 PCMCIA_DEVICE_PROD_ID12("Corega K.K.", "corega EtherII PCC-TD", 0xd4fdcbd8, 0xc49bd73d), 1643 PCMCIA_DEVICE_PROD_ID12("Corega K.K.", "corega EtherII PCC-TD", 0xd4fdcbd8, 0xc49bd73d),
1643 PCMCIA_DEVICE_PROD_ID12("corega K.K.", "corega Ether PCC-T", 0x5261440f, 0x6705fcaa), 1644 PCMCIA_DEVICE_PROD_ID12("corega K.K.", "corega Ether PCC-T", 0x5261440f, 0x6705fcaa),
1644 PCMCIA_DEVICE_PROD_ID12("corega K.K.", "corega FastEther PCC-TX", 0x5261440f, 0x485e85d9), 1645 PCMCIA_DEVICE_PROD_ID12("corega K.K.", "corega FastEther PCC-TX", 0x5261440f, 0x485e85d9),
diff --git a/drivers/net/sky2.c b/drivers/net/sky2.c
index 67b0eab16589..227df9876a2c 100644
--- a/drivers/net/sky2.c
+++ b/drivers/net/sky2.c
@@ -51,7 +51,7 @@
51#include "sky2.h" 51#include "sky2.h"
52 52
53#define DRV_NAME "sky2" 53#define DRV_NAME "sky2"
54#define DRV_VERSION "1.1" 54#define DRV_VERSION "1.2"
55#define PFX DRV_NAME " " 55#define PFX DRV_NAME " "
56 56
57/* 57/*
@@ -925,8 +925,7 @@ static inline struct sk_buff *sky2_alloc_skb(unsigned int size, gfp_t gfp_mask)
925 skb = alloc_skb(size + RX_SKB_ALIGN, gfp_mask); 925 skb = alloc_skb(size + RX_SKB_ALIGN, gfp_mask);
926 if (likely(skb)) { 926 if (likely(skb)) {
927 unsigned long p = (unsigned long) skb->data; 927 unsigned long p = (unsigned long) skb->data;
928 skb_reserve(skb, 928 skb_reserve(skb, ALIGN(p, RX_SKB_ALIGN) - p);
929 ((p + RX_SKB_ALIGN - 1) & ~(RX_SKB_ALIGN - 1)) - p);
930 } 929 }
931 930
932 return skb; 931 return skb;
@@ -1686,13 +1685,12 @@ static void sky2_tx_timeout(struct net_device *dev)
1686} 1685}
1687 1686
1688 1687
1689#define roundup(x, y) ((((x)+((y)-1))/(y))*(y))
1690/* Want receive buffer size to be multiple of 64 bits 1688/* Want receive buffer size to be multiple of 64 bits
1691 * and incl room for vlan and truncation 1689 * and incl room for vlan and truncation
1692 */ 1690 */
1693static inline unsigned sky2_buf_size(int mtu) 1691static inline unsigned sky2_buf_size(int mtu)
1694{ 1692{
1695 return roundup(mtu + ETH_HLEN + VLAN_HLEN, 8) + 8; 1693 return ALIGN(mtu + ETH_HLEN + VLAN_HLEN, 8) + 8;
1696} 1694}
1697 1695
1698static int sky2_change_mtu(struct net_device *dev, int new_mtu) 1696static int sky2_change_mtu(struct net_device *dev, int new_mtu)
@@ -2086,6 +2084,20 @@ static void sky2_descriptor_error(struct sky2_hw *hw, unsigned port,
2086 } 2084 }
2087} 2085}
2088 2086
2087/* If idle then force a fake soft NAPI poll once a second
2088 * to work around cases where sharing an edge triggered interrupt.
2089 */
2090static void sky2_idle(unsigned long arg)
2091{
2092 struct net_device *dev = (struct net_device *) arg;
2093
2094 local_irq_disable();
2095 if (__netif_rx_schedule_prep(dev))
2096 __netif_rx_schedule(dev);
2097 local_irq_enable();
2098}
2099
2100
2089static int sky2_poll(struct net_device *dev0, int *budget) 2101static int sky2_poll(struct net_device *dev0, int *budget)
2090{ 2102{
2091 struct sky2_hw *hw = ((struct sky2_port *) netdev_priv(dev0))->hw; 2103 struct sky2_hw *hw = ((struct sky2_port *) netdev_priv(dev0))->hw;
@@ -2093,6 +2105,7 @@ static int sky2_poll(struct net_device *dev0, int *budget)
2093 int work_done = 0; 2105 int work_done = 0;
2094 u32 status = sky2_read32(hw, B0_Y2_SP_EISR); 2106 u32 status = sky2_read32(hw, B0_Y2_SP_EISR);
2095 2107
2108 restart_poll:
2096 if (unlikely(status & ~Y2_IS_STAT_BMU)) { 2109 if (unlikely(status & ~Y2_IS_STAT_BMU)) {
2097 if (status & Y2_IS_HW_ERR) 2110 if (status & Y2_IS_HW_ERR)
2098 sky2_hw_intr(hw); 2111 sky2_hw_intr(hw);
@@ -2123,7 +2136,7 @@ static int sky2_poll(struct net_device *dev0, int *budget)
2123 } 2136 }
2124 2137
2125 if (status & Y2_IS_STAT_BMU) { 2138 if (status & Y2_IS_STAT_BMU) {
2126 work_done = sky2_status_intr(hw, work_limit); 2139 work_done += sky2_status_intr(hw, work_limit - work_done);
2127 *budget -= work_done; 2140 *budget -= work_done;
2128 dev0->quota -= work_done; 2141 dev0->quota -= work_done;
2129 2142
@@ -2133,9 +2146,24 @@ static int sky2_poll(struct net_device *dev0, int *budget)
2133 sky2_write32(hw, STAT_CTRL, SC_STAT_CLR_IRQ); 2146 sky2_write32(hw, STAT_CTRL, SC_STAT_CLR_IRQ);
2134 } 2147 }
2135 2148
2136 netif_rx_complete(dev0); 2149 mod_timer(&hw->idle_timer, jiffies + HZ);
2150
2151 local_irq_disable();
2152 __netif_rx_complete(dev0);
2137 2153
2138 status = sky2_read32(hw, B0_Y2_SP_LISR); 2154 status = sky2_read32(hw, B0_Y2_SP_LISR);
2155
2156 if (unlikely(status)) {
2157 /* More work pending, try and keep going */
2158 if (__netif_rx_schedule_prep(dev0)) {
2159 __netif_rx_reschedule(dev0, work_done);
2160 status = sky2_read32(hw, B0_Y2_SP_EISR);
2161 local_irq_enable();
2162 goto restart_poll;
2163 }
2164 }
2165
2166 local_irq_enable();
2139 return 0; 2167 return 0;
2140} 2168}
2141 2169
@@ -2153,8 +2181,6 @@ static irqreturn_t sky2_intr(int irq, void *dev_id, struct pt_regs *regs)
2153 prefetch(&hw->st_le[hw->st_idx]); 2181 prefetch(&hw->st_le[hw->st_idx]);
2154 if (likely(__netif_rx_schedule_prep(dev0))) 2182 if (likely(__netif_rx_schedule_prep(dev0)))
2155 __netif_rx_schedule(dev0); 2183 __netif_rx_schedule(dev0);
2156 else
2157 printk(KERN_DEBUG PFX "irq race detected\n");
2158 2184
2159 return IRQ_HANDLED; 2185 return IRQ_HANDLED;
2160} 2186}
@@ -2193,7 +2219,7 @@ static inline u32 sky2_clk2us(const struct sky2_hw *hw, u32 clk)
2193} 2219}
2194 2220
2195 2221
2196static int sky2_reset(struct sky2_hw *hw) 2222static int __devinit sky2_reset(struct sky2_hw *hw)
2197{ 2223{
2198 u16 status; 2224 u16 status;
2199 u8 t8, pmd_type; 2225 u8 t8, pmd_type;
@@ -3276,6 +3302,8 @@ static int __devinit sky2_probe(struct pci_dev *pdev,
3276 3302
3277 sky2_write32(hw, B0_IMSK, Y2_IS_BASE); 3303 sky2_write32(hw, B0_IMSK, Y2_IS_BASE);
3278 3304
3305 setup_timer(&hw->idle_timer, sky2_idle, (unsigned long) dev);
3306
3279 pci_set_drvdata(pdev, hw); 3307 pci_set_drvdata(pdev, hw);
3280 3308
3281 return 0; 3309 return 0;
@@ -3311,13 +3339,15 @@ static void __devexit sky2_remove(struct pci_dev *pdev)
3311 if (!hw) 3339 if (!hw)
3312 return; 3340 return;
3313 3341
3342 del_timer_sync(&hw->idle_timer);
3343
3344 sky2_write32(hw, B0_IMSK, 0);
3314 dev0 = hw->dev[0]; 3345 dev0 = hw->dev[0];
3315 dev1 = hw->dev[1]; 3346 dev1 = hw->dev[1];
3316 if (dev1) 3347 if (dev1)
3317 unregister_netdev(dev1); 3348 unregister_netdev(dev1);
3318 unregister_netdev(dev0); 3349 unregister_netdev(dev0);
3319 3350
3320 sky2_write32(hw, B0_IMSK, 0);
3321 sky2_set_power_state(hw, PCI_D3hot); 3351 sky2_set_power_state(hw, PCI_D3hot);
3322 sky2_write16(hw, B0_Y2LED, LED_STAT_OFF); 3352 sky2_write16(hw, B0_Y2LED, LED_STAT_OFF);
3323 sky2_write8(hw, B0_CTST, CS_RST_SET); 3353 sky2_write8(hw, B0_CTST, CS_RST_SET);
diff --git a/drivers/net/sky2.h b/drivers/net/sky2.h
index 89dd18cd12f0..b026f5653f04 100644
--- a/drivers/net/sky2.h
+++ b/drivers/net/sky2.h
@@ -1880,6 +1880,8 @@ struct sky2_hw {
1880 struct sky2_status_le *st_le; 1880 struct sky2_status_le *st_le;
1881 u32 st_idx; 1881 u32 st_idx;
1882 dma_addr_t st_dma; 1882 dma_addr_t st_dma;
1883
1884 struct timer_list idle_timer;
1883 int msi_detected; 1885 int msi_detected;
1884 wait_queue_head_t msi_wait; 1886 wait_queue_head_t msi_wait;
1885}; 1887};
diff --git a/drivers/net/sungem_phy.c b/drivers/net/sungem_phy.c
index cb0aba95d4e3..046371ee5bbe 100644
--- a/drivers/net/sungem_phy.c
+++ b/drivers/net/sungem_phy.c
@@ -275,7 +275,7 @@ static int bcm5411_init(struct mii_phy* phy)
275 return 0; 275 return 0;
276} 276}
277 277
278static int bcm5411_suspend(struct mii_phy* phy) 278static int generic_suspend(struct mii_phy* phy)
279{ 279{
280 phy_write(phy, MII_BMCR, BMCR_PDOWN); 280 phy_write(phy, MII_BMCR, BMCR_PDOWN);
281 281
@@ -738,7 +738,7 @@ static struct mii_phy_def bcm5401_phy_def = {
738/* Broadcom BCM 5411 */ 738/* Broadcom BCM 5411 */
739static struct mii_phy_ops bcm5411_phy_ops = { 739static struct mii_phy_ops bcm5411_phy_ops = {
740 .init = bcm5411_init, 740 .init = bcm5411_init,
741 .suspend = bcm5411_suspend, 741 .suspend = generic_suspend,
742 .setup_aneg = bcm54xx_setup_aneg, 742 .setup_aneg = bcm54xx_setup_aneg,
743 .setup_forced = bcm54xx_setup_forced, 743 .setup_forced = bcm54xx_setup_forced,
744 .poll_link = genmii_poll_link, 744 .poll_link = genmii_poll_link,
@@ -757,7 +757,7 @@ static struct mii_phy_def bcm5411_phy_def = {
757/* Broadcom BCM 5421 */ 757/* Broadcom BCM 5421 */
758static struct mii_phy_ops bcm5421_phy_ops = { 758static struct mii_phy_ops bcm5421_phy_ops = {
759 .init = bcm5421_init, 759 .init = bcm5421_init,
760 .suspend = bcm5411_suspend, 760 .suspend = generic_suspend,
761 .setup_aneg = bcm54xx_setup_aneg, 761 .setup_aneg = bcm54xx_setup_aneg,
762 .setup_forced = bcm54xx_setup_forced, 762 .setup_forced = bcm54xx_setup_forced,
763 .poll_link = genmii_poll_link, 763 .poll_link = genmii_poll_link,
@@ -776,7 +776,7 @@ static struct mii_phy_def bcm5421_phy_def = {
776/* Broadcom BCM 5421 built-in K2 */ 776/* Broadcom BCM 5421 built-in K2 */
777static struct mii_phy_ops bcm5421k2_phy_ops = { 777static struct mii_phy_ops bcm5421k2_phy_ops = {
778 .init = bcm5421_init, 778 .init = bcm5421_init,
779 .suspend = bcm5411_suspend, 779 .suspend = generic_suspend,
780 .setup_aneg = bcm54xx_setup_aneg, 780 .setup_aneg = bcm54xx_setup_aneg,
781 .setup_forced = bcm54xx_setup_forced, 781 .setup_forced = bcm54xx_setup_forced,
782 .poll_link = genmii_poll_link, 782 .poll_link = genmii_poll_link,
@@ -795,7 +795,7 @@ static struct mii_phy_def bcm5421k2_phy_def = {
795/* Broadcom BCM 5462 built-in Vesta */ 795/* Broadcom BCM 5462 built-in Vesta */
796static struct mii_phy_ops bcm5462V_phy_ops = { 796static struct mii_phy_ops bcm5462V_phy_ops = {
797 .init = bcm5421_init, 797 .init = bcm5421_init,
798 .suspend = bcm5411_suspend, 798 .suspend = generic_suspend,
799 .setup_aneg = bcm54xx_setup_aneg, 799 .setup_aneg = bcm54xx_setup_aneg,
800 .setup_forced = bcm54xx_setup_forced, 800 .setup_forced = bcm54xx_setup_forced,
801 .poll_link = genmii_poll_link, 801 .poll_link = genmii_poll_link,
@@ -816,6 +816,7 @@ static struct mii_phy_def bcm5462V_phy_def = {
816 * would be useful here) --BenH. 816 * would be useful here) --BenH.
817 */ 817 */
818static struct mii_phy_ops marvell_phy_ops = { 818static struct mii_phy_ops marvell_phy_ops = {
819 .suspend = generic_suspend,
819 .setup_aneg = marvell_setup_aneg, 820 .setup_aneg = marvell_setup_aneg,
820 .setup_forced = marvell_setup_forced, 821 .setup_forced = marvell_setup_forced,
821 .poll_link = genmii_poll_link, 822 .poll_link = genmii_poll_link,
diff --git a/drivers/net/tg3.c b/drivers/net/tg3.c
index 73e271e59c6a..beeb612be98f 100644
--- a/drivers/net/tg3.c
+++ b/drivers/net/tg3.c
@@ -69,8 +69,8 @@
69 69
70#define DRV_MODULE_NAME "tg3" 70#define DRV_MODULE_NAME "tg3"
71#define PFX DRV_MODULE_NAME ": " 71#define PFX DRV_MODULE_NAME ": "
72#define DRV_MODULE_VERSION "3.56" 72#define DRV_MODULE_VERSION "3.57"
73#define DRV_MODULE_RELDATE "Apr 1, 2006" 73#define DRV_MODULE_RELDATE "Apr 28, 2006"
74 74
75#define TG3_DEF_MAC_MODE 0 75#define TG3_DEF_MAC_MODE 0
76#define TG3_DEF_RX_MODE 0 76#define TG3_DEF_RX_MODE 0
@@ -974,6 +974,8 @@ static int tg3_phy_reset_5703_4_5(struct tg3 *tp)
974 return err; 974 return err;
975} 975}
976 976
977static void tg3_link_report(struct tg3 *);
978
977/* This will reset the tigon3 PHY if there is no valid 979/* This will reset the tigon3 PHY if there is no valid
978 * link unless the FORCE argument is non-zero. 980 * link unless the FORCE argument is non-zero.
979 */ 981 */
@@ -987,6 +989,11 @@ static int tg3_phy_reset(struct tg3 *tp)
987 if (err != 0) 989 if (err != 0)
988 return -EBUSY; 990 return -EBUSY;
989 991
992 if (netif_running(tp->dev) && netif_carrier_ok(tp->dev)) {
993 netif_carrier_off(tp->dev);
994 tg3_link_report(tp);
995 }
996
990 if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5703 || 997 if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5703 ||
991 GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5704 || 998 GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5704 ||
992 GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5705) { 999 GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5705) {
@@ -1023,6 +1030,12 @@ out:
1023 tg3_writephy(tp, MII_TG3_DSP_RW_PORT, 0x14e2); 1030 tg3_writephy(tp, MII_TG3_DSP_RW_PORT, 0x14e2);
1024 tg3_writephy(tp, MII_TG3_AUX_CTRL, 0x0400); 1031 tg3_writephy(tp, MII_TG3_AUX_CTRL, 0x0400);
1025 } 1032 }
1033 else if (tp->tg3_flags2 & TG3_FLG2_PHY_JITTER_BUG) {
1034 tg3_writephy(tp, MII_TG3_AUX_CTRL, 0x0c00);
1035 tg3_writephy(tp, MII_TG3_DSP_ADDRESS, 0x000a);
1036 tg3_writephy(tp, MII_TG3_DSP_RW_PORT, 0x010b);
1037 tg3_writephy(tp, MII_TG3_AUX_CTRL, 0x0400);
1038 }
1026 /* Set Extended packet length bit (bit 14) on all chips that */ 1039 /* Set Extended packet length bit (bit 14) on all chips that */
1027 /* support jumbo frames */ 1040 /* support jumbo frames */
1028 if ((tp->phy_id & PHY_ID_MASK) == PHY_ID_BCM5401) { 1041 if ((tp->phy_id & PHY_ID_MASK) == PHY_ID_BCM5401) {
@@ -3531,7 +3544,7 @@ static irqreturn_t tg3_test_isr(int irq, void *dev_id,
3531 return IRQ_RETVAL(0); 3544 return IRQ_RETVAL(0);
3532} 3545}
3533 3546
3534static int tg3_init_hw(struct tg3 *); 3547static int tg3_init_hw(struct tg3 *, int);
3535static int tg3_halt(struct tg3 *, int, int); 3548static int tg3_halt(struct tg3 *, int, int);
3536 3549
3537#ifdef CONFIG_NET_POLL_CONTROLLER 3550#ifdef CONFIG_NET_POLL_CONTROLLER
@@ -3567,7 +3580,7 @@ static void tg3_reset_task(void *_data)
3567 tp->tg3_flags2 &= ~TG3_FLG2_RESTART_TIMER; 3580 tp->tg3_flags2 &= ~TG3_FLG2_RESTART_TIMER;
3568 3581
3569 tg3_halt(tp, RESET_KIND_SHUTDOWN, 0); 3582 tg3_halt(tp, RESET_KIND_SHUTDOWN, 0);
3570 tg3_init_hw(tp); 3583 tg3_init_hw(tp, 1);
3571 3584
3572 tg3_netif_start(tp); 3585 tg3_netif_start(tp);
3573 3586
@@ -4042,7 +4055,7 @@ static int tg3_change_mtu(struct net_device *dev, int new_mtu)
4042 4055
4043 tg3_set_mtu(dev, tp, new_mtu); 4056 tg3_set_mtu(dev, tp, new_mtu);
4044 4057
4045 tg3_init_hw(tp); 4058 tg3_init_hw(tp, 0);
4046 4059
4047 tg3_netif_start(tp); 4060 tg3_netif_start(tp);
4048 4061
@@ -5719,9 +5732,23 @@ static int tg3_set_mac_addr(struct net_device *dev, void *p)
5719 if (!netif_running(dev)) 5732 if (!netif_running(dev))
5720 return 0; 5733 return 0;
5721 5734
5722 spin_lock_bh(&tp->lock); 5735 if (tp->tg3_flags & TG3_FLAG_ENABLE_ASF) {
5723 __tg3_set_mac_addr(tp); 5736 /* Reset chip so that ASF can re-init any MAC addresses it
5724 spin_unlock_bh(&tp->lock); 5737 * needs.
5738 */
5739 tg3_netif_stop(tp);
5740 tg3_full_lock(tp, 1);
5741
5742 tg3_halt(tp, RESET_KIND_SHUTDOWN, 1);
5743 tg3_init_hw(tp, 0);
5744
5745 tg3_netif_start(tp);
5746 tg3_full_unlock(tp);
5747 } else {
5748 spin_lock_bh(&tp->lock);
5749 __tg3_set_mac_addr(tp);
5750 spin_unlock_bh(&tp->lock);
5751 }
5725 5752
5726 return 0; 5753 return 0;
5727} 5754}
@@ -5771,7 +5798,7 @@ static void __tg3_set_coalesce(struct tg3 *tp, struct ethtool_coalesce *ec)
5771} 5798}
5772 5799
5773/* tp->lock is held. */ 5800/* tp->lock is held. */
5774static int tg3_reset_hw(struct tg3 *tp) 5801static int tg3_reset_hw(struct tg3 *tp, int reset_phy)
5775{ 5802{
5776 u32 val, rdmac_mode; 5803 u32 val, rdmac_mode;
5777 int i, err, limit; 5804 int i, err, limit;
@@ -5786,7 +5813,7 @@ static int tg3_reset_hw(struct tg3 *tp)
5786 tg3_abort_hw(tp, 1); 5813 tg3_abort_hw(tp, 1);
5787 } 5814 }
5788 5815
5789 if (tp->tg3_flags2 & TG3_FLG2_MII_SERDES) 5816 if ((tp->tg3_flags2 & TG3_FLG2_MII_SERDES) && reset_phy)
5790 tg3_phy_reset(tp); 5817 tg3_phy_reset(tp);
5791 5818
5792 err = tg3_chip_reset(tp); 5819 err = tg3_chip_reset(tp);
@@ -6327,7 +6354,7 @@ static int tg3_reset_hw(struct tg3 *tp)
6327 tw32(GRC_LOCAL_CTRL, tp->grc_local_ctrl); 6354 tw32(GRC_LOCAL_CTRL, tp->grc_local_ctrl);
6328 } 6355 }
6329 6356
6330 err = tg3_setup_phy(tp, 1); 6357 err = tg3_setup_phy(tp, reset_phy);
6331 if (err) 6358 if (err)
6332 return err; 6359 return err;
6333 6360
@@ -6400,7 +6427,7 @@ static int tg3_reset_hw(struct tg3 *tp)
6400/* Called at device open time to get the chip ready for 6427/* Called at device open time to get the chip ready for
6401 * packet processing. Invoked with tp->lock held. 6428 * packet processing. Invoked with tp->lock held.
6402 */ 6429 */
6403static int tg3_init_hw(struct tg3 *tp) 6430static int tg3_init_hw(struct tg3 *tp, int reset_phy)
6404{ 6431{
6405 int err; 6432 int err;
6406 6433
@@ -6413,7 +6440,7 @@ static int tg3_init_hw(struct tg3 *tp)
6413 6440
6414 tw32(TG3PCI_MEM_WIN_BASE_ADDR, 0); 6441 tw32(TG3PCI_MEM_WIN_BASE_ADDR, 0);
6415 6442
6416 err = tg3_reset_hw(tp); 6443 err = tg3_reset_hw(tp, reset_phy);
6417 6444
6418out: 6445out:
6419 return err; 6446 return err;
@@ -6683,7 +6710,7 @@ static int tg3_test_msi(struct tg3 *tp)
6683 tg3_full_lock(tp, 1); 6710 tg3_full_lock(tp, 1);
6684 6711
6685 tg3_halt(tp, RESET_KIND_SHUTDOWN, 1); 6712 tg3_halt(tp, RESET_KIND_SHUTDOWN, 1);
6686 err = tg3_init_hw(tp); 6713 err = tg3_init_hw(tp, 1);
6687 6714
6688 tg3_full_unlock(tp); 6715 tg3_full_unlock(tp);
6689 6716
@@ -6748,7 +6775,7 @@ static int tg3_open(struct net_device *dev)
6748 6775
6749 tg3_full_lock(tp, 0); 6776 tg3_full_lock(tp, 0);
6750 6777
6751 err = tg3_init_hw(tp); 6778 err = tg3_init_hw(tp, 1);
6752 if (err) { 6779 if (err) {
6753 tg3_halt(tp, RESET_KIND_SHUTDOWN, 1); 6780 tg3_halt(tp, RESET_KIND_SHUTDOWN, 1);
6754 tg3_free_rings(tp); 6781 tg3_free_rings(tp);
@@ -7839,7 +7866,7 @@ static int tg3_set_ringparam(struct net_device *dev, struct ethtool_ringparam *e
7839 7866
7840 if (netif_running(dev)) { 7867 if (netif_running(dev)) {
7841 tg3_halt(tp, RESET_KIND_SHUTDOWN, 1); 7868 tg3_halt(tp, RESET_KIND_SHUTDOWN, 1);
7842 tg3_init_hw(tp); 7869 tg3_init_hw(tp, 1);
7843 tg3_netif_start(tp); 7870 tg3_netif_start(tp);
7844 } 7871 }
7845 7872
@@ -7884,7 +7911,7 @@ static int tg3_set_pauseparam(struct net_device *dev, struct ethtool_pauseparam
7884 7911
7885 if (netif_running(dev)) { 7912 if (netif_running(dev)) {
7886 tg3_halt(tp, RESET_KIND_SHUTDOWN, 1); 7913 tg3_halt(tp, RESET_KIND_SHUTDOWN, 1);
7887 tg3_init_hw(tp); 7914 tg3_init_hw(tp, 1);
7888 tg3_netif_start(tp); 7915 tg3_netif_start(tp);
7889 } 7916 }
7890 7917
@@ -8522,7 +8549,7 @@ static int tg3_test_loopback(struct tg3 *tp)
8522 if (!netif_running(tp->dev)) 8549 if (!netif_running(tp->dev))
8523 return TG3_LOOPBACK_FAILED; 8550 return TG3_LOOPBACK_FAILED;
8524 8551
8525 tg3_reset_hw(tp); 8552 tg3_reset_hw(tp, 1);
8526 8553
8527 if (tg3_run_loopback(tp, TG3_MAC_LOOPBACK)) 8554 if (tg3_run_loopback(tp, TG3_MAC_LOOPBACK))
8528 err |= TG3_MAC_LOOPBACK_FAILED; 8555 err |= TG3_MAC_LOOPBACK_FAILED;
@@ -8596,7 +8623,7 @@ static void tg3_self_test(struct net_device *dev, struct ethtool_test *etest,
8596 tg3_halt(tp, RESET_KIND_SHUTDOWN, 1); 8623 tg3_halt(tp, RESET_KIND_SHUTDOWN, 1);
8597 if (netif_running(dev)) { 8624 if (netif_running(dev)) {
8598 tp->tg3_flags |= TG3_FLAG_INIT_COMPLETE; 8625 tp->tg3_flags |= TG3_FLAG_INIT_COMPLETE;
8599 tg3_init_hw(tp); 8626 tg3_init_hw(tp, 1);
8600 tg3_netif_start(tp); 8627 tg3_netif_start(tp);
8601 } 8628 }
8602 8629
@@ -9377,7 +9404,7 @@ static int tg3_nvram_write_block_buffered(struct tg3 *tp, u32 offset, u32 len,
9377 9404
9378 if ((page_off == 0) || (i == 0)) 9405 if ((page_off == 0) || (i == 0))
9379 nvram_cmd |= NVRAM_CMD_FIRST; 9406 nvram_cmd |= NVRAM_CMD_FIRST;
9380 else if (page_off == (tp->nvram_pagesize - 4)) 9407 if (page_off == (tp->nvram_pagesize - 4))
9381 nvram_cmd |= NVRAM_CMD_LAST; 9408 nvram_cmd |= NVRAM_CMD_LAST;
9382 9409
9383 if (i == (len - 4)) 9410 if (i == (len - 4))
@@ -10353,10 +10380,13 @@ static int __devinit tg3_get_invariants(struct tg3 *tp)
10353 if (tp->pci_chip_rev_id == CHIPREV_ID_5704_A0) 10380 if (tp->pci_chip_rev_id == CHIPREV_ID_5704_A0)
10354 tp->tg3_flags2 |= TG3_FLG2_PHY_5704_A0_BUG; 10381 tp->tg3_flags2 |= TG3_FLG2_PHY_5704_A0_BUG;
10355 10382
10356 if ((tp->tg3_flags2 & TG3_FLG2_5705_PLUS) && 10383 if (tp->tg3_flags2 & TG3_FLG2_5705_PLUS) {
10357 (GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5755) && 10384 if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5755 ||
10358 (GET_ASIC_REV(tp->pci_chip_rev_id) != ASIC_REV_5787)) 10385 GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5787)
10359 tp->tg3_flags2 |= TG3_FLG2_PHY_BER_BUG; 10386 tp->tg3_flags2 |= TG3_FLG2_PHY_JITTER_BUG;
10387 else
10388 tp->tg3_flags2 |= TG3_FLG2_PHY_BER_BUG;
10389 }
10360 10390
10361 tp->coalesce_mode = 0; 10391 tp->coalesce_mode = 0;
10362 if (GET_CHIP_REV(tp->pci_chip_rev_id) != CHIPREV_5700_AX && 10392 if (GET_CHIP_REV(tp->pci_chip_rev_id) != CHIPREV_5700_AX &&
@@ -11569,7 +11599,7 @@ static int tg3_suspend(struct pci_dev *pdev, pm_message_t state)
11569 tg3_full_lock(tp, 0); 11599 tg3_full_lock(tp, 0);
11570 11600
11571 tp->tg3_flags |= TG3_FLAG_INIT_COMPLETE; 11601 tp->tg3_flags |= TG3_FLAG_INIT_COMPLETE;
11572 tg3_init_hw(tp); 11602 tg3_init_hw(tp, 1);
11573 11603
11574 tp->timer.expires = jiffies + tp->timer_offset; 11604 tp->timer.expires = jiffies + tp->timer_offset;
11575 add_timer(&tp->timer); 11605 add_timer(&tp->timer);
@@ -11603,7 +11633,7 @@ static int tg3_resume(struct pci_dev *pdev)
11603 tg3_full_lock(tp, 0); 11633 tg3_full_lock(tp, 0);
11604 11634
11605 tp->tg3_flags |= TG3_FLAG_INIT_COMPLETE; 11635 tp->tg3_flags |= TG3_FLAG_INIT_COMPLETE;
11606 tg3_init_hw(tp); 11636 tg3_init_hw(tp, 1);
11607 11637
11608 tp->timer.expires = jiffies + tp->timer_offset; 11638 tp->timer.expires = jiffies + tp->timer_offset;
11609 add_timer(&tp->timer); 11639 add_timer(&tp->timer);
diff --git a/drivers/net/tg3.h b/drivers/net/tg3.h
index 8c8b987d1250..0e29b885d449 100644
--- a/drivers/net/tg3.h
+++ b/drivers/net/tg3.h
@@ -2215,6 +2215,7 @@ struct tg3 {
2215#define TG3_FLG2_HW_TSO_2 0x08000000 2215#define TG3_FLG2_HW_TSO_2 0x08000000
2216#define TG3_FLG2_HW_TSO (TG3_FLG2_HW_TSO_1 | TG3_FLG2_HW_TSO_2) 2216#define TG3_FLG2_HW_TSO (TG3_FLG2_HW_TSO_1 | TG3_FLG2_HW_TSO_2)
2217#define TG3_FLG2_1SHOT_MSI 0x10000000 2217#define TG3_FLG2_1SHOT_MSI 0x10000000
2218#define TG3_FLG2_PHY_JITTER_BUG 0x20000000
2218 2219
2219 u32 split_mode_max_reqs; 2220 u32 split_mode_max_reqs;
2220#define SPLIT_MODE_5704_MAX_REQ 3 2221#define SPLIT_MODE_5704_MAX_REQ 3
diff --git a/drivers/net/via-rhine.c b/drivers/net/via-rhine.c
index 6a23964c1317..a6dc53b4250d 100644
--- a/drivers/net/via-rhine.c
+++ b/drivers/net/via-rhine.c
@@ -129,6 +129,7 @@
129 - Massive clean-up 129 - Massive clean-up
130 - Rewrite PHY, media handling (remove options, full_duplex, backoff) 130 - Rewrite PHY, media handling (remove options, full_duplex, backoff)
131 - Fix Tx engine race for good 131 - Fix Tx engine race for good
132 - Craig Brind: Zero padded aligned buffers for short packets.
132 133
133*/ 134*/
134 135
@@ -1326,7 +1327,12 @@ static int rhine_start_tx(struct sk_buff *skb, struct net_device *dev)
1326 rp->stats.tx_dropped++; 1327 rp->stats.tx_dropped++;
1327 return 0; 1328 return 0;
1328 } 1329 }
1330
1331 /* Padding is not copied and so must be redone. */
1329 skb_copy_and_csum_dev(skb, rp->tx_buf[entry]); 1332 skb_copy_and_csum_dev(skb, rp->tx_buf[entry]);
1333 if (skb->len < ETH_ZLEN)
1334 memset(rp->tx_buf[entry] + skb->len, 0,
1335 ETH_ZLEN - skb->len);
1330 rp->tx_skbuff_dma[entry] = 0; 1336 rp->tx_skbuff_dma[entry] = 0;
1331 rp->tx_ring[entry].addr = cpu_to_le32(rp->tx_bufs_dma + 1337 rp->tx_ring[entry].addr = cpu_to_le32(rp->tx_bufs_dma +
1332 (rp->tx_buf[entry] - 1338 (rp->tx_buf[entry] -
diff --git a/drivers/net/wireless/Kconfig b/drivers/net/wireless/Kconfig
index bad09ebdb50b..e0874cbfefea 100644
--- a/drivers/net/wireless/Kconfig
+++ b/drivers/net/wireless/Kconfig
@@ -6,7 +6,7 @@ menu "Wireless LAN (non-hamradio)"
6 depends on NETDEVICES 6 depends on NETDEVICES
7 7
8config NET_RADIO 8config NET_RADIO
9 bool "Wireless LAN drivers (non-hamradio)" 9 bool "Wireless LAN drivers (non-hamradio) & Wireless Extensions"
10 select WIRELESS_EXT 10 select WIRELESS_EXT
11 ---help--- 11 ---help---
12 Support for wireless LANs and everything having to do with radio, 12 Support for wireless LANs and everything having to do with radio,
diff --git a/drivers/net/wireless/airo.c b/drivers/net/wireless/airo.c
index 108d9fed8f07..00764ddd74d8 100644
--- a/drivers/net/wireless/airo.c
+++ b/drivers/net/wireless/airo.c
@@ -3139,6 +3139,7 @@ static irqreturn_t airo_interrupt ( int irq, void* dev_id, struct pt_regs *regs)
3139 } 3139 }
3140 if ( status & EV_LINK ) { 3140 if ( status & EV_LINK ) {
3141 union iwreq_data wrqu; 3141 union iwreq_data wrqu;
3142 int scan_forceloss = 0;
3142 /* The link status has changed, if you want to put a 3143 /* The link status has changed, if you want to put a
3143 monitor hook in, do it here. (Remember that 3144 monitor hook in, do it here. (Remember that
3144 interrupts are still disabled!) 3145 interrupts are still disabled!)
@@ -3157,7 +3158,8 @@ static irqreturn_t airo_interrupt ( int irq, void* dev_id, struct pt_regs *regs)
3157 code) */ 3158 code) */
3158#define AUTHFAIL 0x0300 /* Authentication failure (low byte is reason 3159#define AUTHFAIL 0x0300 /* Authentication failure (low byte is reason
3159 code) */ 3160 code) */
3160#define ASSOCIATED 0x0400 /* Assocatied */ 3161#define ASSOCIATED 0x0400 /* Associated */
3162#define REASSOCIATED 0x0600 /* Reassociated? Only on firmware >= 5.30.17 */
3161#define RC_RESERVED 0 /* Reserved return code */ 3163#define RC_RESERVED 0 /* Reserved return code */
3162#define RC_NOREASON 1 /* Unspecified reason */ 3164#define RC_NOREASON 1 /* Unspecified reason */
3163#define RC_AUTHINV 2 /* Previous authentication invalid */ 3165#define RC_AUTHINV 2 /* Previous authentication invalid */
@@ -3174,44 +3176,30 @@ static irqreturn_t airo_interrupt ( int irq, void* dev_id, struct pt_regs *regs)
3174 leaving BSS */ 3176 leaving BSS */
3175#define RC_NOAUTH 9 /* Station requesting (Re)Association is not 3177#define RC_NOAUTH 9 /* Station requesting (Re)Association is not
3176 Authenticated with the responding station */ 3178 Authenticated with the responding station */
3177 if (newStatus != ASSOCIATED) { 3179 if (newStatus == FORCELOSS && apriv->scan_timeout > 0)
3178 if (auto_wep && !apriv->expires) { 3180 scan_forceloss = 1;
3179 apriv->expires = RUN_AT(3*HZ); 3181 if(newStatus == ASSOCIATED || newStatus == REASSOCIATED) {
3180 wake_up_interruptible(&apriv->thr_wait);
3181 }
3182 } else {
3183 struct task_struct *task = apriv->task;
3184 if (auto_wep) 3182 if (auto_wep)
3185 apriv->expires = 0; 3183 apriv->expires = 0;
3186 if (task) 3184 if (apriv->task)
3187 wake_up_process (task); 3185 wake_up_process (apriv->task);
3188 set_bit(FLAG_UPDATE_UNI, &apriv->flags); 3186 set_bit(FLAG_UPDATE_UNI, &apriv->flags);
3189 set_bit(FLAG_UPDATE_MULTI, &apriv->flags); 3187 set_bit(FLAG_UPDATE_MULTI, &apriv->flags);
3190 } 3188
3191 /* Question : is ASSOCIATED the only status
3192 * that is valid ? We want to catch handover
3193 * and reassociations as valid status
3194 * Jean II */
3195 if(newStatus == ASSOCIATED) {
3196#if 0
3197 /* FIXME: Grabbing scan results here
3198 * seems to be too early??? Just wait for
3199 * timeout instead. */
3200 if (apriv->scan_timeout > 0) {
3201 set_bit(JOB_SCAN_RESULTS, &apriv->flags);
3202 wake_up_interruptible(&apriv->thr_wait);
3203 }
3204#endif
3205 if (down_trylock(&apriv->sem) != 0) { 3189 if (down_trylock(&apriv->sem) != 0) {
3206 set_bit(JOB_EVENT, &apriv->flags); 3190 set_bit(JOB_EVENT, &apriv->flags);
3207 wake_up_interruptible(&apriv->thr_wait); 3191 wake_up_interruptible(&apriv->thr_wait);
3208 } else 3192 } else
3209 airo_send_event(dev); 3193 airo_send_event(dev);
3210 } else { 3194 } else if (!scan_forceloss) {
3211 memset(wrqu.ap_addr.sa_data, '\0', ETH_ALEN); 3195 if (auto_wep && !apriv->expires) {
3212 wrqu.ap_addr.sa_family = ARPHRD_ETHER; 3196 apriv->expires = RUN_AT(3*HZ);
3197 wake_up_interruptible(&apriv->thr_wait);
3198 }
3213 3199
3214 /* Send event to user space */ 3200 /* Send event to user space */
3201 memset(wrqu.ap_addr.sa_data, '\0', ETH_ALEN);
3202 wrqu.ap_addr.sa_family = ARPHRD_ETHER;
3215 wireless_send_event(dev, SIOCGIWAP, &wrqu,NULL); 3203 wireless_send_event(dev, SIOCGIWAP, &wrqu,NULL);
3216 } 3204 }
3217 } 3205 }
@@ -7136,10 +7124,10 @@ static int airo_set_scan(struct net_device *dev,
7136 goto out; 7124 goto out;
7137 7125
7138 /* Initiate a scan command */ 7126 /* Initiate a scan command */
7127 ai->scan_timeout = RUN_AT(3*HZ);
7139 memset(&cmd, 0, sizeof(cmd)); 7128 memset(&cmd, 0, sizeof(cmd));
7140 cmd.cmd=CMD_LISTBSS; 7129 cmd.cmd=CMD_LISTBSS;
7141 issuecommand(ai, &cmd, &rsp); 7130 issuecommand(ai, &cmd, &rsp);
7142 ai->scan_timeout = RUN_AT(3*HZ);
7143 wake = 1; 7131 wake = 1;
7144 7132
7145out: 7133out:
diff --git a/drivers/net/wireless/atmel.c b/drivers/net/wireless/atmel.c
index 87afa6878f26..8606c88886fc 100644
--- a/drivers/net/wireless/atmel.c
+++ b/drivers/net/wireless/atmel.c
@@ -3463,6 +3463,7 @@ static void atmel_command_irq(struct atmel_private *priv)
3463 u8 status = atmel_rmem8(priv, atmel_co(priv, CMD_BLOCK_STATUS_OFFSET)); 3463 u8 status = atmel_rmem8(priv, atmel_co(priv, CMD_BLOCK_STATUS_OFFSET));
3464 u8 command = atmel_rmem8(priv, atmel_co(priv, CMD_BLOCK_COMMAND_OFFSET)); 3464 u8 command = atmel_rmem8(priv, atmel_co(priv, CMD_BLOCK_COMMAND_OFFSET));
3465 int fast_scan; 3465 int fast_scan;
3466 union iwreq_data wrqu;
3466 3467
3467 if (status == CMD_STATUS_IDLE || 3468 if (status == CMD_STATUS_IDLE ||
3468 status == CMD_STATUS_IN_PROGRESS) 3469 status == CMD_STATUS_IN_PROGRESS)
@@ -3487,6 +3488,7 @@ static void atmel_command_irq(struct atmel_private *priv)
3487 atmel_scan(priv, 1); 3488 atmel_scan(priv, 1);
3488 } else { 3489 } else {
3489 int bss_index = retrieve_bss(priv); 3490 int bss_index = retrieve_bss(priv);
3491 int notify_scan_complete = 1;
3490 if (bss_index != -1) { 3492 if (bss_index != -1) {
3491 atmel_join_bss(priv, bss_index); 3493 atmel_join_bss(priv, bss_index);
3492 } else if (priv->operating_mode == IW_MODE_ADHOC && 3494 } else if (priv->operating_mode == IW_MODE_ADHOC &&
@@ -3495,8 +3497,14 @@ static void atmel_command_irq(struct atmel_private *priv)
3495 } else { 3497 } else {
3496 priv->fast_scan = !fast_scan; 3498 priv->fast_scan = !fast_scan;
3497 atmel_scan(priv, 1); 3499 atmel_scan(priv, 1);
3500 notify_scan_complete = 0;
3498 } 3501 }
3499 priv->site_survey_state = SITE_SURVEY_COMPLETED; 3502 priv->site_survey_state = SITE_SURVEY_COMPLETED;
3503 if (notify_scan_complete) {
3504 wrqu.data.length = 0;
3505 wrqu.data.flags = 0;
3506 wireless_send_event(priv->dev, SIOCGIWSCAN, &wrqu, NULL);
3507 }
3500 } 3508 }
3501 break; 3509 break;
3502 3510
@@ -3509,6 +3517,9 @@ static void atmel_command_irq(struct atmel_private *priv)
3509 priv->site_survey_state = SITE_SURVEY_COMPLETED; 3517 priv->site_survey_state = SITE_SURVEY_COMPLETED;
3510 if (priv->station_is_associated) { 3518 if (priv->station_is_associated) {
3511 atmel_enter_state(priv, STATION_STATE_READY); 3519 atmel_enter_state(priv, STATION_STATE_READY);
3520 wrqu.data.length = 0;
3521 wrqu.data.flags = 0;
3522 wireless_send_event(priv->dev, SIOCGIWSCAN, &wrqu, NULL);
3512 } else { 3523 } else {
3513 atmel_scan(priv, 1); 3524 atmel_scan(priv, 1);
3514 } 3525 }
diff --git a/drivers/net/wireless/bcm43xx/Kconfig b/drivers/net/wireless/bcm43xx/Kconfig
index 418465600a77..25ea4748f0b9 100644
--- a/drivers/net/wireless/bcm43xx/Kconfig
+++ b/drivers/net/wireless/bcm43xx/Kconfig
@@ -17,8 +17,11 @@ config BCM43XX_DEBUG
17 17
18config BCM43XX_DMA 18config BCM43XX_DMA
19 bool 19 bool
20 depends on BCM43XX
21
20config BCM43XX_PIO 22config BCM43XX_PIO
21 bool 23 bool
24 depends on BCM43XX
22 25
23choice 26choice
24 prompt "BCM43xx data transfer mode" 27 prompt "BCM43xx data transfer mode"
diff --git a/drivers/net/wireless/bcm43xx/bcm43xx.h b/drivers/net/wireless/bcm43xx/bcm43xx.h
index dcadd295de4f..2e83083935e1 100644
--- a/drivers/net/wireless/bcm43xx/bcm43xx.h
+++ b/drivers/net/wireless/bcm43xx/bcm43xx.h
@@ -15,7 +15,6 @@
15 15
16#include "bcm43xx_debugfs.h" 16#include "bcm43xx_debugfs.h"
17#include "bcm43xx_leds.h" 17#include "bcm43xx_leds.h"
18#include "bcm43xx_sysfs.h"
19 18
20 19
21#define PFX KBUILD_MODNAME ": " 20#define PFX KBUILD_MODNAME ": "
@@ -638,8 +637,6 @@ struct bcm43xx_key {
638}; 637};
639 638
640struct bcm43xx_private { 639struct bcm43xx_private {
641 struct bcm43xx_sysfs sysfs;
642
643 struct ieee80211_device *ieee; 640 struct ieee80211_device *ieee;
644 struct ieee80211softmac_device *softmac; 641 struct ieee80211softmac_device *softmac;
645 642
@@ -772,6 +769,20 @@ struct bcm43xx_private * bcm43xx_priv(struct net_device *dev)
772 return ieee80211softmac_priv(dev); 769 return ieee80211softmac_priv(dev);
773} 770}
774 771
772struct device;
773
774static inline
775struct bcm43xx_private * dev_to_bcm(struct device *dev)
776{
777 struct net_device *net_dev;
778 struct bcm43xx_private *bcm;
779
780 net_dev = dev_get_drvdata(dev);
781 bcm = bcm43xx_priv(net_dev);
782
783 return bcm;
784}
785
775 786
776/* Helper function, which returns a boolean. 787/* Helper function, which returns a boolean.
777 * TRUE, if PIO is used; FALSE, if DMA is used. 788 * TRUE, if PIO is used; FALSE, if DMA is used.
diff --git a/drivers/net/wireless/bcm43xx/bcm43xx_debugfs.c b/drivers/net/wireless/bcm43xx/bcm43xx_debugfs.c
index d2c3401e9b70..35a4fcb6d923 100644
--- a/drivers/net/wireless/bcm43xx/bcm43xx_debugfs.c
+++ b/drivers/net/wireless/bcm43xx/bcm43xx_debugfs.c
@@ -452,12 +452,12 @@ void bcm43xx_printk_dump(const char *data,
452 size_t i; 452 size_t i;
453 char c; 453 char c;
454 454
455 printk(KERN_INFO PFX "Data dump (%s, %u bytes):", 455 printk(KERN_INFO PFX "Data dump (%s, %zd bytes):",
456 description, size); 456 description, size);
457 for (i = 0; i < size; i++) { 457 for (i = 0; i < size; i++) {
458 c = data[i]; 458 c = data[i];
459 if (i % 8 == 0) 459 if (i % 8 == 0)
460 printk("\n" KERN_INFO PFX "0x%08x: 0x%02x, ", i, c & 0xff); 460 printk("\n" KERN_INFO PFX "0x%08zx: 0x%02x, ", i, c & 0xff);
461 else 461 else
462 printk("0x%02x, ", c & 0xff); 462 printk("0x%02x, ", c & 0xff);
463 } 463 }
@@ -472,12 +472,12 @@ void bcm43xx_printk_bitdump(const unsigned char *data,
472 int j; 472 int j;
473 const unsigned char *d; 473 const unsigned char *d;
474 474
475 printk(KERN_INFO PFX "*** Bitdump (%s, %u bytes, %s) ***", 475 printk(KERN_INFO PFX "*** Bitdump (%s, %zd bytes, %s) ***",
476 description, bytes, msb_to_lsb ? "MSB to LSB" : "LSB to MSB"); 476 description, bytes, msb_to_lsb ? "MSB to LSB" : "LSB to MSB");
477 for (i = 0; i < bytes; i++) { 477 for (i = 0; i < bytes; i++) {
478 d = data + i; 478 d = data + i;
479 if (i % 8 == 0) 479 if (i % 8 == 0)
480 printk("\n" KERN_INFO PFX "0x%08x: ", i); 480 printk("\n" KERN_INFO PFX "0x%08zx: ", i);
481 if (msb_to_lsb) { 481 if (msb_to_lsb) {
482 for (j = 7; j >= 0; j--) { 482 for (j = 7; j >= 0; j--) {
483 if (*d & (1 << j)) 483 if (*d & (1 << j))
diff --git a/drivers/net/wireless/bcm43xx/bcm43xx_dma.c b/drivers/net/wireless/bcm43xx/bcm43xx_dma.c
index c3681b8f09b4..bbecba02e697 100644
--- a/drivers/net/wireless/bcm43xx/bcm43xx_dma.c
+++ b/drivers/net/wireless/bcm43xx/bcm43xx_dma.c
@@ -196,8 +196,9 @@ static int alloc_ringmemory(struct bcm43xx_dmaring *ring)
196 } 196 }
197 if (ring->dmabase + BCM43xx_DMA_RINGMEMSIZE > BCM43xx_DMA_BUSADDRMAX) { 197 if (ring->dmabase + BCM43xx_DMA_RINGMEMSIZE > BCM43xx_DMA_BUSADDRMAX) {
198 printk(KERN_ERR PFX ">>>FATAL ERROR<<< DMA RINGMEMORY >1G " 198 printk(KERN_ERR PFX ">>>FATAL ERROR<<< DMA RINGMEMORY >1G "
199 "(0x%08x, len: %lu)\n", 199 "(0x%llx, len: %lu)\n",
200 ring->dmabase, BCM43xx_DMA_RINGMEMSIZE); 200 (unsigned long long)ring->dmabase,
201 BCM43xx_DMA_RINGMEMSIZE);
201 dma_free_coherent(dev, BCM43xx_DMA_RINGMEMSIZE, 202 dma_free_coherent(dev, BCM43xx_DMA_RINGMEMSIZE,
202 ring->vbase, ring->dmabase); 203 ring->vbase, ring->dmabase);
203 return -ENOMEM; 204 return -ENOMEM;
@@ -307,8 +308,8 @@ static int setup_rx_descbuffer(struct bcm43xx_dmaring *ring,
307 unmap_descbuffer(ring, dmaaddr, ring->rx_buffersize, 0); 308 unmap_descbuffer(ring, dmaaddr, ring->rx_buffersize, 0);
308 dev_kfree_skb_any(skb); 309 dev_kfree_skb_any(skb);
309 printk(KERN_ERR PFX ">>>FATAL ERROR<<< DMA RX SKB >1G " 310 printk(KERN_ERR PFX ">>>FATAL ERROR<<< DMA RX SKB >1G "
310 "(0x%08x, len: %u)\n", 311 "(0x%llx, len: %u)\n",
311 dmaaddr, ring->rx_buffersize); 312 (unsigned long long)dmaaddr, ring->rx_buffersize);
312 return -ENOMEM; 313 return -ENOMEM;
313 } 314 }
314 meta->skb = skb; 315 meta->skb = skb;
@@ -729,8 +730,8 @@ static int dma_tx_fragment(struct bcm43xx_dmaring *ring,
729 if (unlikely(meta->dmaaddr + skb->len > BCM43xx_DMA_BUSADDRMAX)) { 730 if (unlikely(meta->dmaaddr + skb->len > BCM43xx_DMA_BUSADDRMAX)) {
730 return_slot(ring, slot); 731 return_slot(ring, slot);
731 printk(KERN_ERR PFX ">>>FATAL ERROR<<< DMA TX SKB >1G " 732 printk(KERN_ERR PFX ">>>FATAL ERROR<<< DMA TX SKB >1G "
732 "(0x%08x, len: %u)\n", 733 "(0x%llx, len: %u)\n",
733 meta->dmaaddr, skb->len); 734 (unsigned long long)meta->dmaaddr, skb->len);
734 return -ENOMEM; 735 return -ENOMEM;
735 } 736 }
736 737
diff --git a/drivers/net/wireless/bcm43xx/bcm43xx_dma.h b/drivers/net/wireless/bcm43xx/bcm43xx_dma.h
index 2d520e4b0276..b7d77638ba8c 100644
--- a/drivers/net/wireless/bcm43xx/bcm43xx_dma.h
+++ b/drivers/net/wireless/bcm43xx/bcm43xx_dma.h
@@ -213,6 +213,14 @@ static inline
213void bcm43xx_dma_rx(struct bcm43xx_dmaring *ring) 213void bcm43xx_dma_rx(struct bcm43xx_dmaring *ring)
214{ 214{
215} 215}
216static inline
217void bcm43xx_dma_tx_suspend(struct bcm43xx_dmaring *ring)
218{
219}
220static inline
221void bcm43xx_dma_tx_resume(struct bcm43xx_dmaring *ring)
222{
223}
216 224
217#endif /* CONFIG_BCM43XX_DMA */ 225#endif /* CONFIG_BCM43XX_DMA */
218#endif /* BCM43xx_DMA_H_ */ 226#endif /* BCM43xx_DMA_H_ */
diff --git a/drivers/net/wireless/bcm43xx/bcm43xx_main.c b/drivers/net/wireless/bcm43xx/bcm43xx_main.c
index c37371fc9e01..9a06e61df0a2 100644
--- a/drivers/net/wireless/bcm43xx/bcm43xx_main.c
+++ b/drivers/net/wireless/bcm43xx/bcm43xx_main.c
@@ -52,6 +52,7 @@
52#include "bcm43xx_wx.h" 52#include "bcm43xx_wx.h"
53#include "bcm43xx_ethtool.h" 53#include "bcm43xx_ethtool.h"
54#include "bcm43xx_xmit.h" 54#include "bcm43xx_xmit.h"
55#include "bcm43xx_sysfs.h"
55 56
56 57
57MODULE_DESCRIPTION("Broadcom BCM43xx wireless driver"); 58MODULE_DESCRIPTION("Broadcom BCM43xx wireless driver");
@@ -3522,6 +3523,7 @@ static inline int bcm43xx_tx(struct bcm43xx_private *bcm,
3522 err = bcm43xx_pio_tx(bcm, txb); 3523 err = bcm43xx_pio_tx(bcm, txb);
3523 else 3524 else
3524 err = bcm43xx_dma_tx(bcm, txb); 3525 err = bcm43xx_dma_tx(bcm, txb);
3526 bcm->net_dev->trans_start = jiffies;
3525 3527
3526 return err; 3528 return err;
3527} 3529}
diff --git a/drivers/net/wireless/bcm43xx/bcm43xx_phy.c b/drivers/net/wireless/bcm43xx/bcm43xx_phy.c
index 0a66f43ca0c0..33137165727f 100644
--- a/drivers/net/wireless/bcm43xx/bcm43xx_phy.c
+++ b/drivers/net/wireless/bcm43xx/bcm43xx_phy.c
@@ -2151,6 +2151,7 @@ int bcm43xx_phy_init_tssi2dbm_table(struct bcm43xx_private *bcm)
2151 phy->tssi2dbm = NULL; 2151 phy->tssi2dbm = NULL;
2152 printk(KERN_ERR PFX "Could not generate " 2152 printk(KERN_ERR PFX "Could not generate "
2153 "tssi2dBm table\n"); 2153 "tssi2dBm table\n");
2154 kfree(dyn_tssi2dbm);
2154 return -ENODEV; 2155 return -ENODEV;
2155 } 2156 }
2156 phy->tssi2dbm = dyn_tssi2dbm; 2157 phy->tssi2dbm = dyn_tssi2dbm;
diff --git a/drivers/net/wireless/bcm43xx/bcm43xx_pio.c b/drivers/net/wireless/bcm43xx/bcm43xx_pio.c
index c59ddd40680d..0aa1bd269a25 100644
--- a/drivers/net/wireless/bcm43xx/bcm43xx_pio.c
+++ b/drivers/net/wireless/bcm43xx/bcm43xx_pio.c
@@ -27,6 +27,7 @@
27#include "bcm43xx_pio.h" 27#include "bcm43xx_pio.h"
28#include "bcm43xx_main.h" 28#include "bcm43xx_main.h"
29#include "bcm43xx_xmit.h" 29#include "bcm43xx_xmit.h"
30#include "bcm43xx_power.h"
30 31
31#include <linux/delay.h> 32#include <linux/delay.h>
32 33
@@ -44,10 +45,10 @@ static void tx_octet(struct bcm43xx_pioqueue *queue,
44 bcm43xx_pio_write(queue, BCM43xx_PIO_TXDATA, 45 bcm43xx_pio_write(queue, BCM43xx_PIO_TXDATA,
45 octet); 46 octet);
46 bcm43xx_pio_write(queue, BCM43xx_PIO_TXCTL, 47 bcm43xx_pio_write(queue, BCM43xx_PIO_TXCTL,
47 BCM43xx_PIO_TXCTL_WRITEHI); 48 BCM43xx_PIO_TXCTL_WRITELO);
48 } else { 49 } else {
49 bcm43xx_pio_write(queue, BCM43xx_PIO_TXCTL, 50 bcm43xx_pio_write(queue, BCM43xx_PIO_TXCTL,
50 BCM43xx_PIO_TXCTL_WRITEHI); 51 BCM43xx_PIO_TXCTL_WRITELO);
51 bcm43xx_pio_write(queue, BCM43xx_PIO_TXDATA, 52 bcm43xx_pio_write(queue, BCM43xx_PIO_TXDATA,
52 octet); 53 octet);
53 } 54 }
@@ -103,7 +104,7 @@ static void tx_complete(struct bcm43xx_pioqueue *queue,
103 bcm43xx_pio_write(queue, BCM43xx_PIO_TXDATA, 104 bcm43xx_pio_write(queue, BCM43xx_PIO_TXDATA,
104 skb->data[skb->len - 1]); 105 skb->data[skb->len - 1]);
105 bcm43xx_pio_write(queue, BCM43xx_PIO_TXCTL, 106 bcm43xx_pio_write(queue, BCM43xx_PIO_TXCTL,
106 BCM43xx_PIO_TXCTL_WRITEHI | 107 BCM43xx_PIO_TXCTL_WRITELO |
107 BCM43xx_PIO_TXCTL_COMPLETE); 108 BCM43xx_PIO_TXCTL_COMPLETE);
108 } else { 109 } else {
109 bcm43xx_pio_write(queue, BCM43xx_PIO_TXCTL, 110 bcm43xx_pio_write(queue, BCM43xx_PIO_TXCTL,
@@ -112,9 +113,10 @@ static void tx_complete(struct bcm43xx_pioqueue *queue,
112} 113}
113 114
114static u16 generate_cookie(struct bcm43xx_pioqueue *queue, 115static u16 generate_cookie(struct bcm43xx_pioqueue *queue,
115 int packetindex) 116 struct bcm43xx_pio_txpacket *packet)
116{ 117{
117 u16 cookie = 0x0000; 118 u16 cookie = 0x0000;
119 int packetindex;
118 120
119 /* We use the upper 4 bits for the PIO 121 /* We use the upper 4 bits for the PIO
120 * controller ID and the lower 12 bits 122 * controller ID and the lower 12 bits
@@ -135,6 +137,7 @@ static u16 generate_cookie(struct bcm43xx_pioqueue *queue,
135 default: 137 default:
136 assert(0); 138 assert(0);
137 } 139 }
140 packetindex = pio_txpacket_getindex(packet);
138 assert(((u16)packetindex & 0xF000) == 0x0000); 141 assert(((u16)packetindex & 0xF000) == 0x0000);
139 cookie |= (u16)packetindex; 142 cookie |= (u16)packetindex;
140 143
@@ -184,7 +187,7 @@ static void pio_tx_write_fragment(struct bcm43xx_pioqueue *queue,
184 bcm43xx_generate_txhdr(queue->bcm, 187 bcm43xx_generate_txhdr(queue->bcm,
185 &txhdr, skb->data, skb->len, 188 &txhdr, skb->data, skb->len,
186 (packet->xmitted_frags == 0), 189 (packet->xmitted_frags == 0),
187 generate_cookie(queue, pio_txpacket_getindex(packet))); 190 generate_cookie(queue, packet));
188 191
189 tx_start(queue); 192 tx_start(queue);
190 octets = skb->len + sizeof(txhdr); 193 octets = skb->len + sizeof(txhdr);
@@ -241,7 +244,7 @@ static int pio_tx_packet(struct bcm43xx_pio_txpacket *packet)
241 queue->tx_devq_packets++; 244 queue->tx_devq_packets++;
242 queue->tx_devq_used += octets; 245 queue->tx_devq_used += octets;
243 246
244 assert(packet->xmitted_frags <= packet->txb->nr_frags); 247 assert(packet->xmitted_frags < packet->txb->nr_frags);
245 packet->xmitted_frags++; 248 packet->xmitted_frags++;
246 packet->xmitted_octets += octets; 249 packet->xmitted_octets += octets;
247 } 250 }
@@ -257,8 +260,14 @@ static void tx_tasklet(unsigned long d)
257 unsigned long flags; 260 unsigned long flags;
258 struct bcm43xx_pio_txpacket *packet, *tmp_packet; 261 struct bcm43xx_pio_txpacket *packet, *tmp_packet;
259 int err; 262 int err;
263 u16 txctl;
260 264
261 bcm43xx_lock_mmio(bcm, flags); 265 bcm43xx_lock_mmio(bcm, flags);
266
267 txctl = bcm43xx_pio_read(queue, BCM43xx_PIO_TXCTL);
268 if (txctl & BCM43xx_PIO_TXCTL_SUSPEND)
269 goto out_unlock;
270
262 list_for_each_entry_safe(packet, tmp_packet, &queue->txqueue, list) { 271 list_for_each_entry_safe(packet, tmp_packet, &queue->txqueue, list) {
263 assert(packet->xmitted_frags < packet->txb->nr_frags); 272 assert(packet->xmitted_frags < packet->txb->nr_frags);
264 if (packet->xmitted_frags == 0) { 273 if (packet->xmitted_frags == 0) {
@@ -288,6 +297,7 @@ static void tx_tasklet(unsigned long d)
288 next_packet: 297 next_packet:
289 continue; 298 continue;
290 } 299 }
300out_unlock:
291 bcm43xx_unlock_mmio(bcm, flags); 301 bcm43xx_unlock_mmio(bcm, flags);
292} 302}
293 303
@@ -330,12 +340,19 @@ struct bcm43xx_pioqueue * bcm43xx_setup_pioqueue(struct bcm43xx_private *bcm,
330 (unsigned long)queue); 340 (unsigned long)queue);
331 341
332 value = bcm43xx_read32(bcm, BCM43xx_MMIO_STATUS_BITFIELD); 342 value = bcm43xx_read32(bcm, BCM43xx_MMIO_STATUS_BITFIELD);
333 value |= BCM43xx_SBF_XFER_REG_BYTESWAP; 343 value &= ~BCM43xx_SBF_XFER_REG_BYTESWAP;
334 bcm43xx_write32(bcm, BCM43xx_MMIO_STATUS_BITFIELD, value); 344 bcm43xx_write32(bcm, BCM43xx_MMIO_STATUS_BITFIELD, value);
335 345
336 qsize = bcm43xx_read16(bcm, queue->mmio_base + BCM43xx_PIO_TXQBUFSIZE); 346 qsize = bcm43xx_read16(bcm, queue->mmio_base + BCM43xx_PIO_TXQBUFSIZE);
347 if (qsize == 0) {
348 printk(KERN_ERR PFX "ERROR: This card does not support PIO "
349 "operation mode. Please use DMA mode "
350 "(module parameter pio=0).\n");
351 goto err_freequeue;
352 }
337 if (qsize <= BCM43xx_PIO_TXQADJUST) { 353 if (qsize <= BCM43xx_PIO_TXQADJUST) {
338 printk(KERN_ERR PFX "PIO tx device-queue too small (%u)\n", qsize); 354 printk(KERN_ERR PFX "PIO tx device-queue too small (%u)\n",
355 qsize);
339 goto err_freequeue; 356 goto err_freequeue;
340 } 357 }
341 qsize -= BCM43xx_PIO_TXQADJUST; 358 qsize -= BCM43xx_PIO_TXQADJUST;
@@ -444,15 +461,10 @@ int bcm43xx_pio_tx(struct bcm43xx_private *bcm,
444{ 461{
445 struct bcm43xx_pioqueue *queue = bcm43xx_current_pio(bcm)->queue1; 462 struct bcm43xx_pioqueue *queue = bcm43xx_current_pio(bcm)->queue1;
446 struct bcm43xx_pio_txpacket *packet; 463 struct bcm43xx_pio_txpacket *packet;
447 u16 tmp;
448 464
449 assert(!queue->tx_suspended); 465 assert(!queue->tx_suspended);
450 assert(!list_empty(&queue->txfree)); 466 assert(!list_empty(&queue->txfree));
451 467
452 tmp = bcm43xx_pio_read(queue, BCM43xx_PIO_TXCTL);
453 if (tmp & BCM43xx_PIO_TXCTL_SUSPEND)
454 return -EBUSY;
455
456 packet = list_entry(queue->txfree.next, struct bcm43xx_pio_txpacket, list); 468 packet = list_entry(queue->txfree.next, struct bcm43xx_pio_txpacket, list);
457 packet->txb = txb; 469 packet->txb = txb;
458 packet->xmitted_frags = 0; 470 packet->xmitted_frags = 0;
@@ -462,7 +474,7 @@ int bcm43xx_pio_tx(struct bcm43xx_private *bcm,
462 assert(queue->nr_txfree < BCM43xx_PIO_MAXTXPACKETS); 474 assert(queue->nr_txfree < BCM43xx_PIO_MAXTXPACKETS);
463 475
464 /* Suspend TX, if we are out of packets in the "free" queue. */ 476 /* Suspend TX, if we are out of packets in the "free" queue. */
465 if (unlikely(list_empty(&queue->txfree))) { 477 if (list_empty(&queue->txfree)) {
466 netif_stop_queue(queue->bcm->net_dev); 478 netif_stop_queue(queue->bcm->net_dev);
467 queue->tx_suspended = 1; 479 queue->tx_suspended = 1;
468 } 480 }
@@ -480,15 +492,15 @@ void bcm43xx_pio_handle_xmitstatus(struct bcm43xx_private *bcm,
480 492
481 queue = parse_cookie(bcm, status->cookie, &packet); 493 queue = parse_cookie(bcm, status->cookie, &packet);
482 assert(queue); 494 assert(queue);
483//TODO 495
484if (!queue)
485return;
486 free_txpacket(packet, 1); 496 free_txpacket(packet, 1);
487 if (unlikely(queue->tx_suspended)) { 497 if (queue->tx_suspended) {
488 queue->tx_suspended = 0; 498 queue->tx_suspended = 0;
489 netif_wake_queue(queue->bcm->net_dev); 499 netif_wake_queue(queue->bcm->net_dev);
490 } 500 }
491 /* If there are packets on the txqueue, poke the tasklet. */ 501 /* If there are packets on the txqueue, poke the tasklet
502 * to transmit them.
503 */
492 if (!list_empty(&queue->txqueue)) 504 if (!list_empty(&queue->txqueue))
493 tasklet_schedule(&queue->txtask); 505 tasklet_schedule(&queue->txtask);
494} 506}
@@ -519,12 +531,9 @@ void bcm43xx_pio_rx(struct bcm43xx_pioqueue *queue)
519 int i, preamble_readwords; 531 int i, preamble_readwords;
520 struct sk_buff *skb; 532 struct sk_buff *skb;
521 533
522return;
523 tmp = bcm43xx_pio_read(queue, BCM43xx_PIO_RXCTL); 534 tmp = bcm43xx_pio_read(queue, BCM43xx_PIO_RXCTL);
524 if (!(tmp & BCM43xx_PIO_RXCTL_DATAAVAILABLE)) { 535 if (!(tmp & BCM43xx_PIO_RXCTL_DATAAVAILABLE))
525 dprintkl(KERN_ERR PFX "PIO RX: No data available\n");//TODO: remove this printk.
526 return; 536 return;
527 }
528 bcm43xx_pio_write(queue, BCM43xx_PIO_RXCTL, 537 bcm43xx_pio_write(queue, BCM43xx_PIO_RXCTL,
529 BCM43xx_PIO_RXCTL_DATAAVAILABLE); 538 BCM43xx_PIO_RXCTL_DATAAVAILABLE);
530 539
@@ -538,8 +547,7 @@ return;
538 return; 547 return;
539data_ready: 548data_ready:
540 549
541//FIXME: endianess in this function. 550 len = bcm43xx_pio_read(queue, BCM43xx_PIO_RXDATA);
542 len = le16_to_cpu(bcm43xx_pio_read(queue, BCM43xx_PIO_RXDATA));
543 if (unlikely(len > 0x700)) { 551 if (unlikely(len > 0x700)) {
544 pio_rx_error(queue, 0, "len > 0x700"); 552 pio_rx_error(queue, 0, "len > 0x700");
545 return; 553 return;
@@ -555,7 +563,7 @@ data_ready:
555 preamble_readwords = 18 / sizeof(u16); 563 preamble_readwords = 18 / sizeof(u16);
556 for (i = 0; i < preamble_readwords; i++) { 564 for (i = 0; i < preamble_readwords; i++) {
557 tmp = bcm43xx_pio_read(queue, BCM43xx_PIO_RXDATA); 565 tmp = bcm43xx_pio_read(queue, BCM43xx_PIO_RXDATA);
558 preamble[i + 1] = cpu_to_be16(tmp);//FIXME? 566 preamble[i + 1] = cpu_to_le16(tmp);
559 } 567 }
560 rxhdr = (struct bcm43xx_rxhdr *)preamble; 568 rxhdr = (struct bcm43xx_rxhdr *)preamble;
561 rxflags2 = le16_to_cpu(rxhdr->flags2); 569 rxflags2 = le16_to_cpu(rxhdr->flags2);
@@ -591,16 +599,40 @@ data_ready:
591 } 599 }
592 skb_put(skb, len); 600 skb_put(skb, len);
593 for (i = 0; i < len - 1; i += 2) { 601 for (i = 0; i < len - 1; i += 2) {
594 tmp = cpu_to_be16(bcm43xx_pio_read(queue, BCM43xx_PIO_RXDATA)); 602 tmp = bcm43xx_pio_read(queue, BCM43xx_PIO_RXDATA);
595 *((u16 *)(skb->data + i)) = tmp; 603 *((u16 *)(skb->data + i)) = cpu_to_le16(tmp);
596 } 604 }
597 if (len % 2) { 605 if (len % 2) {
598 tmp = bcm43xx_pio_read(queue, BCM43xx_PIO_RXDATA); 606 tmp = bcm43xx_pio_read(queue, BCM43xx_PIO_RXDATA);
599 skb->data[len - 1] = (tmp & 0x00FF); 607 skb->data[len - 1] = (tmp & 0x00FF);
608/* The specs say the following is required, but
609 * it is wrong and corrupts the PLCP. If we don't do
610 * this, the PLCP seems to be correct. So ifdef it out for now.
611 */
612#if 0
600 if (rxflags2 & BCM43xx_RXHDR_FLAGS2_TYPE2FRAME) 613 if (rxflags2 & BCM43xx_RXHDR_FLAGS2_TYPE2FRAME)
601 skb->data[0x20] = (tmp & 0xFF00) >> 8; 614 skb->data[2] = (tmp & 0xFF00) >> 8;
602 else 615 else
603 skb->data[0x1E] = (tmp & 0xFF00) >> 8; 616 skb->data[0] = (tmp & 0xFF00) >> 8;
617#endif
604 } 618 }
619 skb_trim(skb, len - IEEE80211_FCS_LEN);
605 bcm43xx_rx(queue->bcm, skb, rxhdr); 620 bcm43xx_rx(queue->bcm, skb, rxhdr);
606} 621}
622
623void bcm43xx_pio_tx_suspend(struct bcm43xx_pioqueue *queue)
624{
625 bcm43xx_power_saving_ctl_bits(queue->bcm, -1, 1);
626 bcm43xx_pio_write(queue, BCM43xx_PIO_TXCTL,
627 bcm43xx_pio_read(queue, BCM43xx_PIO_TXCTL)
628 | BCM43xx_PIO_TXCTL_SUSPEND);
629}
630
631void bcm43xx_pio_tx_resume(struct bcm43xx_pioqueue *queue)
632{
633 bcm43xx_pio_write(queue, BCM43xx_PIO_TXCTL,
634 bcm43xx_pio_read(queue, BCM43xx_PIO_TXCTL)
635 & ~BCM43xx_PIO_TXCTL_SUSPEND);
636 bcm43xx_power_saving_ctl_bits(queue->bcm, -1, -1);
637 tasklet_schedule(&queue->txtask);
638}
diff --git a/drivers/net/wireless/bcm43xx/bcm43xx_pio.h b/drivers/net/wireless/bcm43xx/bcm43xx_pio.h
index 970627bc1769..dfc78209e3a3 100644
--- a/drivers/net/wireless/bcm43xx/bcm43xx_pio.h
+++ b/drivers/net/wireless/bcm43xx/bcm43xx_pio.h
@@ -14,8 +14,8 @@
14#define BCM43xx_PIO_RXCTL 0x08 14#define BCM43xx_PIO_RXCTL 0x08
15#define BCM43xx_PIO_RXDATA 0x0A 15#define BCM43xx_PIO_RXDATA 0x0A
16 16
17#define BCM43xx_PIO_TXCTL_WRITEHI (1 << 0) 17#define BCM43xx_PIO_TXCTL_WRITELO (1 << 0)
18#define BCM43xx_PIO_TXCTL_WRITELO (1 << 1) 18#define BCM43xx_PIO_TXCTL_WRITEHI (1 << 1)
19#define BCM43xx_PIO_TXCTL_COMPLETE (1 << 2) 19#define BCM43xx_PIO_TXCTL_COMPLETE (1 << 2)
20#define BCM43xx_PIO_TXCTL_INIT (1 << 3) 20#define BCM43xx_PIO_TXCTL_INIT (1 << 3)
21#define BCM43xx_PIO_TXCTL_SUSPEND (1 << 7) 21#define BCM43xx_PIO_TXCTL_SUSPEND (1 << 7)
@@ -95,6 +95,7 @@ void bcm43xx_pio_write(struct bcm43xx_pioqueue *queue,
95 u16 offset, u16 value) 95 u16 offset, u16 value)
96{ 96{
97 bcm43xx_write16(queue->bcm, queue->mmio_base + offset, value); 97 bcm43xx_write16(queue->bcm, queue->mmio_base + offset, value);
98 mmiowb();
98} 99}
99 100
100 101
@@ -107,6 +108,9 @@ void bcm43xx_pio_handle_xmitstatus(struct bcm43xx_private *bcm,
107 struct bcm43xx_xmitstatus *status); 108 struct bcm43xx_xmitstatus *status);
108void bcm43xx_pio_rx(struct bcm43xx_pioqueue *queue); 109void bcm43xx_pio_rx(struct bcm43xx_pioqueue *queue);
109 110
111void bcm43xx_pio_tx_suspend(struct bcm43xx_pioqueue *queue);
112void bcm43xx_pio_tx_resume(struct bcm43xx_pioqueue *queue);
113
110#else /* CONFIG_BCM43XX_PIO */ 114#else /* CONFIG_BCM43XX_PIO */
111 115
112static inline 116static inline
@@ -133,6 +137,14 @@ static inline
133void bcm43xx_pio_rx(struct bcm43xx_pioqueue *queue) 137void bcm43xx_pio_rx(struct bcm43xx_pioqueue *queue)
134{ 138{
135} 139}
140static inline
141void bcm43xx_pio_tx_suspend(struct bcm43xx_pioqueue *queue)
142{
143}
144static inline
145void bcm43xx_pio_tx_resume(struct bcm43xx_pioqueue *queue)
146{
147}
136 148
137#endif /* CONFIG_BCM43XX_PIO */ 149#endif /* CONFIG_BCM43XX_PIO */
138#endif /* BCM43xx_PIO_H_ */ 150#endif /* BCM43xx_PIO_H_ */
diff --git a/drivers/net/wireless/bcm43xx/bcm43xx_power.c b/drivers/net/wireless/bcm43xx/bcm43xx_power.c
index 3c92b62807c5..6569da3a7a39 100644
--- a/drivers/net/wireless/bcm43xx/bcm43xx_power.c
+++ b/drivers/net/wireless/bcm43xx/bcm43xx_power.c
@@ -35,77 +35,101 @@
35#include "bcm43xx_main.h" 35#include "bcm43xx_main.h"
36 36
37 37
38/* Get the Slow Clock Source */
39static int bcm43xx_pctl_get_slowclksrc(struct bcm43xx_private *bcm)
40{
41 u32 tmp;
42 int err;
43
44 assert(bcm->current_core == &bcm->core_chipcommon);
45 if (bcm->current_core->rev < 6) {
46 if (bcm->bustype == BCM43xx_BUSTYPE_PCMCIA ||
47 bcm->bustype == BCM43xx_BUSTYPE_SB)
48 return BCM43xx_PCTL_CLKSRC_XTALOS;
49 if (bcm->bustype == BCM43xx_BUSTYPE_PCI) {
50 err = bcm43xx_pci_read_config32(bcm, BCM43xx_PCTL_OUT, &tmp);
51 assert(!err);
52 if (tmp & 0x10)
53 return BCM43xx_PCTL_CLKSRC_PCI;
54 return BCM43xx_PCTL_CLKSRC_XTALOS;
55 }
56 }
57 if (bcm->current_core->rev < 10) {
58 tmp = bcm43xx_read32(bcm, BCM43xx_CHIPCOMMON_SLOWCLKCTL);
59 tmp &= 0x7;
60 if (tmp == 0)
61 return BCM43xx_PCTL_CLKSRC_LOPWROS;
62 if (tmp == 1)
63 return BCM43xx_PCTL_CLKSRC_XTALOS;
64 if (tmp == 2)
65 return BCM43xx_PCTL_CLKSRC_PCI;
66 }
67
68 return BCM43xx_PCTL_CLKSRC_XTALOS;
69}
70
38/* Get max/min slowclock frequency 71/* Get max/min slowclock frequency
39 * as described in http://bcm-specs.sipsolutions.net/PowerControl 72 * as described in http://bcm-specs.sipsolutions.net/PowerControl
40 */ 73 */
41static int bcm43xx_pctl_clockfreqlimit(struct bcm43xx_private *bcm, 74static int bcm43xx_pctl_clockfreqlimit(struct bcm43xx_private *bcm,
42 int get_max) 75 int get_max)
43{ 76{
44 int limit = 0; 77 int limit;
78 int clocksrc;
45 int divisor; 79 int divisor;
46 int selection;
47 int err;
48 u32 tmp; 80 u32 tmp;
49 struct bcm43xx_coreinfo *old_core;
50 81
51 if (!(bcm->chipcommon_capabilities & BCM43xx_CAPABILITIES_PCTL)) 82 assert(bcm->chipcommon_capabilities & BCM43xx_CAPABILITIES_PCTL);
52 goto out; 83 assert(bcm->current_core == &bcm->core_chipcommon);
53 old_core = bcm->current_core;
54 err = bcm43xx_switch_core(bcm, &bcm->core_chipcommon);
55 if (err)
56 goto out;
57 84
85 clocksrc = bcm43xx_pctl_get_slowclksrc(bcm);
58 if (bcm->current_core->rev < 6) { 86 if (bcm->current_core->rev < 6) {
59 if ((bcm->bustype == BCM43xx_BUSTYPE_PCMCIA) || 87 switch (clocksrc) {
60 (bcm->bustype == BCM43xx_BUSTYPE_SB)) { 88 case BCM43xx_PCTL_CLKSRC_PCI:
61 selection = 1; 89 divisor = 64;
90 break;
91 case BCM43xx_PCTL_CLKSRC_XTALOS:
62 divisor = 32; 92 divisor = 32;
63 } else { 93 break;
64 err = bcm43xx_pci_read_config32(bcm, BCM43xx_PCTL_OUT, &tmp); 94 default:
65 if (err) { 95 assert(0);
66 printk(KERN_ERR PFX "clockfreqlimit pcicfg read failure\n"); 96 divisor = 1;
67 goto out_switchback;
68 }
69 if (tmp & 0x10) {
70 /* PCI */
71 selection = 2;
72 divisor = 64;
73 } else {
74 /* XTAL */
75 selection = 1;
76 divisor = 32;
77 }
78 } 97 }
79 } else if (bcm->current_core->rev < 10) { 98 } else if (bcm->current_core->rev < 10) {
80 selection = (tmp & 0x07); 99 switch (clocksrc) {
81 if (selection) { 100 case BCM43xx_PCTL_CLKSRC_LOPWROS:
101 divisor = 1;
102 break;
103 case BCM43xx_PCTL_CLKSRC_XTALOS:
104 case BCM43xx_PCTL_CLKSRC_PCI:
82 tmp = bcm43xx_read32(bcm, BCM43xx_CHIPCOMMON_SLOWCLKCTL); 105 tmp = bcm43xx_read32(bcm, BCM43xx_CHIPCOMMON_SLOWCLKCTL);
83 divisor = 4 * (1 + ((tmp & 0xFFFF0000) >> 16)); 106 divisor = ((tmp & 0xFFFF0000) >> 16) + 1;
84 } else 107 divisor *= 4;
108 break;
109 default:
110 assert(0);
85 divisor = 1; 111 divisor = 1;
112 }
86 } else { 113 } else {
87 tmp = bcm43xx_read32(bcm, BCM43xx_CHIPCOMMON_SYSCLKCTL); 114 tmp = bcm43xx_read32(bcm, BCM43xx_CHIPCOMMON_SYSCLKCTL);
88 divisor = 4 * (1 + ((tmp & 0xFFFF0000) >> 16)); 115 divisor = ((tmp & 0xFFFF0000) >> 16) + 1;
89 selection = 1; 116 divisor *= 4;
90 } 117 }
91 118
92 switch (selection) { 119 switch (clocksrc) {
93 case 0: 120 case BCM43xx_PCTL_CLKSRC_LOPWROS:
94 /* LPO */
95 if (get_max) 121 if (get_max)
96 limit = 43000; 122 limit = 43000;
97 else 123 else
98 limit = 25000; 124 limit = 25000;
99 break; 125 break;
100 case 1: 126 case BCM43xx_PCTL_CLKSRC_XTALOS:
101 /* XTAL */
102 if (get_max) 127 if (get_max)
103 limit = 20200000; 128 limit = 20200000;
104 else 129 else
105 limit = 19800000; 130 limit = 19800000;
106 break; 131 break;
107 case 2: 132 case BCM43xx_PCTL_CLKSRC_PCI:
108 /* PCI */
109 if (get_max) 133 if (get_max)
110 limit = 34000000; 134 limit = 34000000;
111 else 135 else
@@ -113,17 +137,14 @@ static int bcm43xx_pctl_clockfreqlimit(struct bcm43xx_private *bcm,
113 break; 137 break;
114 default: 138 default:
115 assert(0); 139 assert(0);
140 limit = 0;
116 } 141 }
117 limit /= divisor; 142 limit /= divisor;
118 143
119out_switchback:
120 err = bcm43xx_switch_core(bcm, old_core);
121 assert(err == 0);
122
123out:
124 return limit; 144 return limit;
125} 145}
126 146
147
127/* init power control 148/* init power control
128 * as described in http://bcm-specs.sipsolutions.net/PowerControl 149 * as described in http://bcm-specs.sipsolutions.net/PowerControl
129 */ 150 */
diff --git a/drivers/net/wireless/bcm43xx/bcm43xx_power.h b/drivers/net/wireless/bcm43xx/bcm43xx_power.h
index 5f63640810bd..c966ab3a5a8c 100644
--- a/drivers/net/wireless/bcm43xx/bcm43xx_power.h
+++ b/drivers/net/wireless/bcm43xx/bcm43xx_power.h
@@ -33,6 +33,15 @@
33 33
34#include <linux/types.h> 34#include <linux/types.h>
35 35
36/* Clock sources */
37enum {
38 /* PCI clock */
39 BCM43xx_PCTL_CLKSRC_PCI,
40 /* Crystal slow clock oscillator */
41 BCM43xx_PCTL_CLKSRC_XTALOS,
42 /* Low power oscillator */
43 BCM43xx_PCTL_CLKSRC_LOPWROS,
44};
36 45
37struct bcm43xx_private; 46struct bcm43xx_private;
38 47
diff --git a/drivers/net/wireless/bcm43xx/bcm43xx_sysfs.c b/drivers/net/wireless/bcm43xx/bcm43xx_sysfs.c
index c44d890b949b..b438f48e891d 100644
--- a/drivers/net/wireless/bcm43xx/bcm43xx_sysfs.c
+++ b/drivers/net/wireless/bcm43xx/bcm43xx_sysfs.c
@@ -71,14 +71,46 @@ static int get_boolean(const char *buf, size_t count)
71 return -EINVAL; 71 return -EINVAL;
72} 72}
73 73
74static int sprom2hex(const u16 *sprom, char *buf, size_t buf_len)
75{
76 int i, pos = 0;
77
78 for (i = 0; i < BCM43xx_SPROM_SIZE; i++) {
79 pos += snprintf(buf + pos, buf_len - pos - 1,
80 "%04X", swab16(sprom[i]) & 0xFFFF);
81 }
82 pos += snprintf(buf + pos, buf_len - pos - 1, "\n");
83
84 return pos + 1;
85}
86
87static int hex2sprom(u16 *sprom, const char *dump, size_t len)
88{
89 char tmp[5] = { 0 };
90 int cnt = 0;
91 unsigned long parsed;
92
93 if (len < BCM43xx_SPROM_SIZE * sizeof(u16) * 2)
94 return -EINVAL;
95
96 while (cnt < BCM43xx_SPROM_SIZE) {
97 memcpy(tmp, dump, 4);
98 dump += 4;
99 parsed = simple_strtoul(tmp, NULL, 16);
100 sprom[cnt++] = swab16((u16)parsed);
101 }
102
103 return 0;
104}
105
74static ssize_t bcm43xx_attr_sprom_show(struct device *dev, 106static ssize_t bcm43xx_attr_sprom_show(struct device *dev,
75 struct device_attribute *attr, 107 struct device_attribute *attr,
76 char *buf) 108 char *buf)
77{ 109{
78 struct bcm43xx_private *bcm = devattr_to_bcm(attr, attr_sprom); 110 struct bcm43xx_private *bcm = dev_to_bcm(dev);
79 u16 *sprom; 111 u16 *sprom;
80 unsigned long flags; 112 unsigned long flags;
81 int i, err; 113 int err;
82 114
83 if (!capable(CAP_NET_ADMIN)) 115 if (!capable(CAP_NET_ADMIN))
84 return -EPERM; 116 return -EPERM;
@@ -91,55 +123,53 @@ static ssize_t bcm43xx_attr_sprom_show(struct device *dev,
91 bcm43xx_lock_mmio(bcm, flags); 123 bcm43xx_lock_mmio(bcm, flags);
92 assert(bcm->initialized); 124 assert(bcm->initialized);
93 err = bcm43xx_sprom_read(bcm, sprom); 125 err = bcm43xx_sprom_read(bcm, sprom);
94 if (!err) { 126 if (!err)
95 for (i = 0; i < BCM43xx_SPROM_SIZE; i++) { 127 err = sprom2hex(sprom, buf, PAGE_SIZE);
96 buf[i * 2] = sprom[i] & 0x00FF;
97 buf[i * 2 + 1] = (sprom[i] & 0xFF00) >> 8;
98 }
99 }
100 bcm43xx_unlock_mmio(bcm, flags); 128 bcm43xx_unlock_mmio(bcm, flags);
101 kfree(sprom); 129 kfree(sprom);
102 130
103 return err ? err : BCM43xx_SPROM_SIZE * sizeof(u16); 131 return err;
104} 132}
105 133
106static ssize_t bcm43xx_attr_sprom_store(struct device *dev, 134static ssize_t bcm43xx_attr_sprom_store(struct device *dev,
107 struct device_attribute *attr, 135 struct device_attribute *attr,
108 const char *buf, size_t count) 136 const char *buf, size_t count)
109{ 137{
110 struct bcm43xx_private *bcm = devattr_to_bcm(attr, attr_sprom); 138 struct bcm43xx_private *bcm = dev_to_bcm(dev);
111 u16 *sprom; 139 u16 *sprom;
112 unsigned long flags; 140 unsigned long flags;
113 int i, err; 141 int err;
114 142
115 if (!capable(CAP_NET_ADMIN)) 143 if (!capable(CAP_NET_ADMIN))
116 return -EPERM; 144 return -EPERM;
117 145
118 if (count != BCM43xx_SPROM_SIZE * sizeof(u16))
119 return -EINVAL;
120 sprom = kmalloc(BCM43xx_SPROM_SIZE * sizeof(*sprom), 146 sprom = kmalloc(BCM43xx_SPROM_SIZE * sizeof(*sprom),
121 GFP_KERNEL); 147 GFP_KERNEL);
122 if (!sprom) 148 if (!sprom)
123 return -ENOMEM; 149 return -ENOMEM;
124 for (i = 0; i < BCM43xx_SPROM_SIZE; i++) { 150 err = hex2sprom(sprom, buf, count);
125 sprom[i] = buf[i * 2] & 0xFF; 151 if (err)
126 sprom[i] |= ((u16)(buf[i * 2 + 1] & 0xFF)) << 8; 152 goto out_kfree;
127 }
128 bcm43xx_lock_mmio(bcm, flags); 153 bcm43xx_lock_mmio(bcm, flags);
129 assert(bcm->initialized); 154 assert(bcm->initialized);
130 err = bcm43xx_sprom_write(bcm, sprom); 155 err = bcm43xx_sprom_write(bcm, sprom);
131 bcm43xx_unlock_mmio(bcm, flags); 156 bcm43xx_unlock_mmio(bcm, flags);
157out_kfree:
132 kfree(sprom); 158 kfree(sprom);
133 159
134 return err ? err : count; 160 return err ? err : count;
135 161
136} 162}
137 163
164static DEVICE_ATTR(sprom, 0600,
165 bcm43xx_attr_sprom_show,
166 bcm43xx_attr_sprom_store);
167
138static ssize_t bcm43xx_attr_interfmode_show(struct device *dev, 168static ssize_t bcm43xx_attr_interfmode_show(struct device *dev,
139 struct device_attribute *attr, 169 struct device_attribute *attr,
140 char *buf) 170 char *buf)
141{ 171{
142 struct bcm43xx_private *bcm = devattr_to_bcm(attr, attr_interfmode); 172 struct bcm43xx_private *bcm = dev_to_bcm(dev);
143 unsigned long flags; 173 unsigned long flags;
144 int err; 174 int err;
145 ssize_t count = 0; 175 ssize_t count = 0;
@@ -175,7 +205,7 @@ static ssize_t bcm43xx_attr_interfmode_store(struct device *dev,
175 struct device_attribute *attr, 205 struct device_attribute *attr,
176 const char *buf, size_t count) 206 const char *buf, size_t count)
177{ 207{
178 struct bcm43xx_private *bcm = devattr_to_bcm(attr, attr_interfmode); 208 struct bcm43xx_private *bcm = dev_to_bcm(dev);
179 unsigned long flags; 209 unsigned long flags;
180 int err; 210 int err;
181 int mode; 211 int mode;
@@ -215,11 +245,15 @@ static ssize_t bcm43xx_attr_interfmode_store(struct device *dev,
215 return err ? err : count; 245 return err ? err : count;
216} 246}
217 247
248static DEVICE_ATTR(interference, 0644,
249 bcm43xx_attr_interfmode_show,
250 bcm43xx_attr_interfmode_store);
251
218static ssize_t bcm43xx_attr_preamble_show(struct device *dev, 252static ssize_t bcm43xx_attr_preamble_show(struct device *dev,
219 struct device_attribute *attr, 253 struct device_attribute *attr,
220 char *buf) 254 char *buf)
221{ 255{
222 struct bcm43xx_private *bcm = devattr_to_bcm(attr, attr_preamble); 256 struct bcm43xx_private *bcm = dev_to_bcm(dev);
223 unsigned long flags; 257 unsigned long flags;
224 int err; 258 int err;
225 ssize_t count; 259 ssize_t count;
@@ -245,7 +279,7 @@ static ssize_t bcm43xx_attr_preamble_store(struct device *dev,
245 struct device_attribute *attr, 279 struct device_attribute *attr,
246 const char *buf, size_t count) 280 const char *buf, size_t count)
247{ 281{
248 struct bcm43xx_private *bcm = devattr_to_bcm(attr, attr_preamble); 282 struct bcm43xx_private *bcm = dev_to_bcm(dev);
249 unsigned long flags; 283 unsigned long flags;
250 int err; 284 int err;
251 int value; 285 int value;
@@ -267,56 +301,41 @@ static ssize_t bcm43xx_attr_preamble_store(struct device *dev,
267 return err ? err : count; 301 return err ? err : count;
268} 302}
269 303
304static DEVICE_ATTR(shortpreamble, 0644,
305 bcm43xx_attr_preamble_show,
306 bcm43xx_attr_preamble_store);
307
270int bcm43xx_sysfs_register(struct bcm43xx_private *bcm) 308int bcm43xx_sysfs_register(struct bcm43xx_private *bcm)
271{ 309{
272 struct device *dev = &bcm->pci_dev->dev; 310 struct device *dev = &bcm->pci_dev->dev;
273 struct bcm43xx_sysfs *sysfs = &bcm->sysfs;
274 int err; 311 int err;
275 312
276 assert(bcm->initialized); 313 assert(bcm->initialized);
277 314
278 sysfs->attr_sprom.attr.name = "sprom"; 315 err = device_create_file(dev, &dev_attr_sprom);
279 sysfs->attr_sprom.attr.owner = THIS_MODULE;
280 sysfs->attr_sprom.attr.mode = 0600;
281 sysfs->attr_sprom.show = bcm43xx_attr_sprom_show;
282 sysfs->attr_sprom.store = bcm43xx_attr_sprom_store;
283 err = device_create_file(dev, &sysfs->attr_sprom);
284 if (err) 316 if (err)
285 goto out; 317 goto out;
286 318 err = device_create_file(dev, &dev_attr_interference);
287 sysfs->attr_interfmode.attr.name = "interference";
288 sysfs->attr_interfmode.attr.owner = THIS_MODULE;
289 sysfs->attr_interfmode.attr.mode = 0600;
290 sysfs->attr_interfmode.show = bcm43xx_attr_interfmode_show;
291 sysfs->attr_interfmode.store = bcm43xx_attr_interfmode_store;
292 err = device_create_file(dev, &sysfs->attr_interfmode);
293 if (err) 319 if (err)
294 goto err_remove_sprom; 320 goto err_remove_sprom;
295 321 err = device_create_file(dev, &dev_attr_shortpreamble);
296 sysfs->attr_preamble.attr.name = "shortpreamble";
297 sysfs->attr_preamble.attr.owner = THIS_MODULE;
298 sysfs->attr_preamble.attr.mode = 0600;
299 sysfs->attr_preamble.show = bcm43xx_attr_preamble_show;
300 sysfs->attr_preamble.store = bcm43xx_attr_preamble_store;
301 err = device_create_file(dev, &sysfs->attr_preamble);
302 if (err) 322 if (err)
303 goto err_remove_interfmode; 323 goto err_remove_interfmode;
304 324
305out: 325out:
306 return err; 326 return err;
307err_remove_interfmode: 327err_remove_interfmode:
308 device_remove_file(dev, &sysfs->attr_interfmode); 328 device_remove_file(dev, &dev_attr_interference);
309err_remove_sprom: 329err_remove_sprom:
310 device_remove_file(dev, &sysfs->attr_sprom); 330 device_remove_file(dev, &dev_attr_sprom);
311 goto out; 331 goto out;
312} 332}
313 333
314void bcm43xx_sysfs_unregister(struct bcm43xx_private *bcm) 334void bcm43xx_sysfs_unregister(struct bcm43xx_private *bcm)
315{ 335{
316 struct device *dev = &bcm->pci_dev->dev; 336 struct device *dev = &bcm->pci_dev->dev;
317 struct bcm43xx_sysfs *sysfs = &bcm->sysfs;
318 337
319 device_remove_file(dev, &sysfs->attr_preamble); 338 device_remove_file(dev, &dev_attr_shortpreamble);
320 device_remove_file(dev, &sysfs->attr_interfmode); 339 device_remove_file(dev, &dev_attr_interference);
321 device_remove_file(dev, &sysfs->attr_sprom); 340 device_remove_file(dev, &dev_attr_sprom);
322} 341}
diff --git a/drivers/net/wireless/bcm43xx/bcm43xx_sysfs.h b/drivers/net/wireless/bcm43xx/bcm43xx_sysfs.h
index 57f14514e3e0..cc701df71e2a 100644
--- a/drivers/net/wireless/bcm43xx/bcm43xx_sysfs.h
+++ b/drivers/net/wireless/bcm43xx/bcm43xx_sysfs.h
@@ -1,22 +1,6 @@
1#ifndef BCM43xx_SYSFS_H_ 1#ifndef BCM43xx_SYSFS_H_
2#define BCM43xx_SYSFS_H_ 2#define BCM43xx_SYSFS_H_
3 3
4#include <linux/device.h>
5
6
7struct bcm43xx_sysfs {
8 struct device_attribute attr_sprom;
9 struct device_attribute attr_interfmode;
10 struct device_attribute attr_preamble;
11};
12
13#define devattr_to_bcm(attr, attr_name) ({ \
14 struct bcm43xx_sysfs *__s; struct bcm43xx_private *__p; \
15 __s = container_of((attr), struct bcm43xx_sysfs, attr_name); \
16 __p = container_of(__s, struct bcm43xx_private, sysfs); \
17 __p; \
18 })
19
20struct bcm43xx_private; 4struct bcm43xx_private;
21 5
22int bcm43xx_sysfs_register(struct bcm43xx_private *bcm); 6int bcm43xx_sysfs_register(struct bcm43xx_private *bcm);
diff --git a/drivers/net/wireless/bcm43xx/bcm43xx_wx.c b/drivers/net/wireless/bcm43xx/bcm43xx_wx.c
index 3daee828ef4b..3edbb481a0a0 100644
--- a/drivers/net/wireless/bcm43xx/bcm43xx_wx.c
+++ b/drivers/net/wireless/bcm43xx/bcm43xx_wx.c
@@ -962,22 +962,22 @@ static const struct iw_priv_args bcm43xx_priv_wx_args[] = {
962 { 962 {
963 .cmd = PRIV_WX_SET_SHORTPREAMBLE, 963 .cmd = PRIV_WX_SET_SHORTPREAMBLE,
964 .set_args = IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 964 .set_args = IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1,
965 .name = "set_shortpreambl", 965 .name = "set_shortpreamb",
966 }, 966 },
967 { 967 {
968 .cmd = PRIV_WX_GET_SHORTPREAMBLE, 968 .cmd = PRIV_WX_GET_SHORTPREAMBLE,
969 .get_args = IW_PRIV_TYPE_CHAR | IW_PRIV_SIZE_FIXED | MAX_WX_STRING, 969 .get_args = IW_PRIV_TYPE_CHAR | IW_PRIV_SIZE_FIXED | MAX_WX_STRING,
970 .name = "get_shortpreambl", 970 .name = "get_shortpreamb",
971 }, 971 },
972 { 972 {
973 .cmd = PRIV_WX_SET_SWENCRYPTION, 973 .cmd = PRIV_WX_SET_SWENCRYPTION,
974 .set_args = IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 974 .set_args = IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1,
975 .name = "set_swencryption", 975 .name = "set_swencrypt",
976 }, 976 },
977 { 977 {
978 .cmd = PRIV_WX_GET_SWENCRYPTION, 978 .cmd = PRIV_WX_GET_SWENCRYPTION,
979 .get_args = IW_PRIV_TYPE_CHAR | IW_PRIV_SIZE_FIXED | MAX_WX_STRING, 979 .get_args = IW_PRIV_TYPE_CHAR | IW_PRIV_SIZE_FIXED | MAX_WX_STRING,
980 .name = "get_swencryption", 980 .name = "get_swencrypt",
981 }, 981 },
982 { 982 {
983 .cmd = PRIV_WX_SPROM_WRITE, 983 .cmd = PRIV_WX_SPROM_WRITE,
diff --git a/drivers/net/wireless/hostap/hostap_ioctl.c b/drivers/net/wireless/hostap/hostap_ioctl.c
index 8b37e824dfcb..8399de581893 100644
--- a/drivers/net/wireless/hostap/hostap_ioctl.c
+++ b/drivers/net/wireless/hostap/hostap_ioctl.c
@@ -1860,7 +1860,7 @@ static char * __prism2_translate_scan(local_info_t *local,
1860 memset(&iwe, 0, sizeof(iwe)); 1860 memset(&iwe, 0, sizeof(iwe));
1861 iwe.cmd = SIOCGIWFREQ; 1861 iwe.cmd = SIOCGIWFREQ;
1862 if (scan) { 1862 if (scan) {
1863 chan = scan->chid; 1863 chan = le16_to_cpu(scan->chid);
1864 } else if (bss) { 1864 } else if (bss) {
1865 chan = bss->chan; 1865 chan = bss->chan;
1866 } else { 1866 } else {
@@ -1868,7 +1868,7 @@ static char * __prism2_translate_scan(local_info_t *local,
1868 } 1868 }
1869 1869
1870 if (chan > 0) { 1870 if (chan > 0) {
1871 iwe.u.freq.m = freq_list[le16_to_cpu(chan - 1)] * 100000; 1871 iwe.u.freq.m = freq_list[chan - 1] * 100000;
1872 iwe.u.freq.e = 1; 1872 iwe.u.freq.e = 1;
1873 current_ev = iwe_stream_add_event(current_ev, end_buf, &iwe, 1873 current_ev = iwe_stream_add_event(current_ev, end_buf, &iwe,
1874 IW_EV_FREQ_LEN); 1874 IW_EV_FREQ_LEN);
diff --git a/drivers/net/wireless/orinoco.c b/drivers/net/wireless/orinoco.c
index 8dfdfbd5966c..06523e2a8471 100644
--- a/drivers/net/wireless/orinoco.c
+++ b/drivers/net/wireless/orinoco.c
@@ -390,7 +390,7 @@ static struct iw_statistics *orinoco_get_wireless_stats(struct net_device *dev)
390 } 390 }
391 } else { 391 } else {
392 struct { 392 struct {
393 __le16 qual, signal, noise; 393 __le16 qual, signal, noise, unused;
394 } __attribute__ ((packed)) cq; 394 } __attribute__ ((packed)) cq;
395 395
396 err = HERMES_READ_RECORD(hw, USER_BAP, 396 err = HERMES_READ_RECORD(hw, USER_BAP,
diff --git a/drivers/parisc/pdc_stable.c b/drivers/parisc/pdc_stable.c
index 4e53be9c03ab..bbeabe3fc4c6 100644
--- a/drivers/parisc/pdc_stable.c
+++ b/drivers/parisc/pdc_stable.c
@@ -535,7 +535,7 @@ pdcs_auto_read(struct subsystem *entry, char *buf, int knob)
535{ 535{
536 char *out = buf; 536 char *out = buf;
537 struct pdcspath_entry *pathentry; 537 struct pdcspath_entry *pathentry;
538 538
539 if (!entry || !buf) 539 if (!entry || !buf)
540 return -EINVAL; 540 return -EINVAL;
541 541
diff --git a/drivers/parisc/sba_iommu.c b/drivers/parisc/sba_iommu.c
index 42b32ff2fca6..278f325021ee 100644
--- a/drivers/parisc/sba_iommu.c
+++ b/drivers/parisc/sba_iommu.c
@@ -178,6 +178,11 @@ extern struct proc_dir_entry * proc_mckinley_root;
178#define ROPE6_CTL 0x230 178#define ROPE6_CTL 0x230
179#define ROPE7_CTL 0x238 179#define ROPE7_CTL 0x238
180 180
181#define IOC_ROPE0_CFG 0x500 /* pluto only */
182#define IOC_ROPE_AO 0x10 /* Allow "Relaxed Ordering" */
183
184
185
181#define HF_ENABLE 0x40 186#define HF_ENABLE 0x40
182 187
183 188
@@ -1759,19 +1764,33 @@ printk("sba_hw_init(): mem_boot 0x%x 0x%x 0x%x 0x%x\n", PAGE0->mem_boot.hpa,
1759 1764
1760 sba_dev->num_ioc = num_ioc; 1765 sba_dev->num_ioc = num_ioc;
1761 for (i = 0; i < num_ioc; i++) { 1766 for (i = 0; i < num_ioc; i++) {
1762 /* 1767 unsigned long ioc_hpa = sba_dev->ioc[i].ioc_hpa;
1763 ** Make sure the box crashes if we get any errors on a rope. 1768 unsigned int j;
1764 */ 1769
1765 WRITE_REG(HF_ENABLE, sba_dev->ioc[i].ioc_hpa + ROPE0_CTL); 1770 for (j=0; j < sizeof(u64) * ROPES_PER_IOC; j+=sizeof(u64)) {
1766 WRITE_REG(HF_ENABLE, sba_dev->ioc[i].ioc_hpa + ROPE1_CTL); 1771
1767 WRITE_REG(HF_ENABLE, sba_dev->ioc[i].ioc_hpa + ROPE2_CTL); 1772 /*
1768 WRITE_REG(HF_ENABLE, sba_dev->ioc[i].ioc_hpa + ROPE3_CTL); 1773 * Clear ROPE(N)_CONFIG AO bit.
1769 WRITE_REG(HF_ENABLE, sba_dev->ioc[i].ioc_hpa + ROPE4_CTL); 1774 * Disables "NT Ordering" (~= !"Relaxed Ordering")
1770 WRITE_REG(HF_ENABLE, sba_dev->ioc[i].ioc_hpa + ROPE5_CTL); 1775 * Overrides bit 1 in DMA Hint Sets.
1771 WRITE_REG(HF_ENABLE, sba_dev->ioc[i].ioc_hpa + ROPE6_CTL); 1776 * Improves netperf UDP_STREAM by ~10% for bcm5701.
1772 WRITE_REG(HF_ENABLE, sba_dev->ioc[i].ioc_hpa + ROPE7_CTL); 1777 */
1773 1778 if (IS_PLUTO(sba_dev->iodc)) {
1774 /* flush out the writes */ 1779 unsigned long rope_cfg, cfg_val;
1780
1781 rope_cfg = ioc_hpa + IOC_ROPE0_CFG + j;
1782 cfg_val = READ_REG(rope_cfg);
1783 cfg_val &= ~IOC_ROPE_AO;
1784 WRITE_REG(cfg_val, rope_cfg);
1785 }
1786
1787 /*
1788 ** Make sure the box crashes on rope errors.
1789 */
1790 WRITE_REG(HF_ENABLE, ioc_hpa + ROPE0_CTL + j);
1791 }
1792
1793 /* flush out the last writes */
1775 READ_REG(sba_dev->ioc[i].ioc_hpa + ROPE7_CTL); 1794 READ_REG(sba_dev->ioc[i].ioc_hpa + ROPE7_CTL);
1776 1795
1777 DBG_INIT(" ioc[%d] ROPE_CFG 0x%Lx ROPE_DBG 0x%Lx\n", 1796 DBG_INIT(" ioc[%d] ROPE_CFG 0x%Lx ROPE_DBG 0x%Lx\n",
diff --git a/drivers/parisc/superio.c b/drivers/parisc/superio.c
index 719b863bc20e..828eb45062de 100644
--- a/drivers/parisc/superio.c
+++ b/drivers/parisc/superio.c
@@ -155,7 +155,7 @@ superio_init(struct pci_dev *pcidev)
155 struct pci_dev *pdev = sio->lio_pdev; 155 struct pci_dev *pdev = sio->lio_pdev;
156 u16 word; 156 u16 word;
157 157
158 if (sio->suckyio_irq_enabled) 158 if (sio->suckyio_irq_enabled)
159 return; 159 return;
160 160
161 BUG_ON(!pdev); 161 BUG_ON(!pdev);
@@ -194,7 +194,7 @@ superio_init(struct pci_dev *pcidev)
194 request_region (sio->acpi_base, 0x1f, "acpi"); 194 request_region (sio->acpi_base, 0x1f, "acpi");
195 195
196 /* Enable the legacy I/O function */ 196 /* Enable the legacy I/O function */
197 pci_read_config_word (pdev, PCI_COMMAND, &word); 197 pci_read_config_word (pdev, PCI_COMMAND, &word);
198 word |= PCI_COMMAND_SERR | PCI_COMMAND_PARITY | PCI_COMMAND_IO; 198 word |= PCI_COMMAND_SERR | PCI_COMMAND_PARITY | PCI_COMMAND_IO;
199 pci_write_config_word (pdev, PCI_COMMAND, word); 199 pci_write_config_word (pdev, PCI_COMMAND, word);
200 200
diff --git a/drivers/parport/parport_pc.c b/drivers/parport/parport_pc.c
index d5890027f8af..48bbf32fd980 100644
--- a/drivers/parport/parport_pc.c
+++ b/drivers/parport/parport_pc.c
@@ -97,7 +97,7 @@ static struct superio_struct { /* For Super-IO chips autodetection */
97 int io; 97 int io;
98 int irq; 98 int irq;
99 int dma; 99 int dma;
100} superios[NR_SUPERIOS] __devinitdata = { {0,},}; 100} superios[NR_SUPERIOS] = { {0,},};
101 101
102static int user_specified; 102static int user_specified;
103#if defined(CONFIG_PARPORT_PC_SUPERIO) || \ 103#if defined(CONFIG_PARPORT_PC_SUPERIO) || \
@@ -1557,7 +1557,7 @@ static int __devinit get_superio_dma (struct parport *p)
1557 return PARPORT_DMA_NONE; 1557 return PARPORT_DMA_NONE;
1558} 1558}
1559 1559
1560static int __devinit get_superio_irq (struct parport *p) 1560static int get_superio_irq (struct parport *p)
1561{ 1561{
1562 int i=0; 1562 int i=0;
1563 while( (superios[i].io != p->base) && (i<NR_SUPERIOS)) 1563 while( (superios[i].io != p->base) && (i<NR_SUPERIOS))
@@ -1579,7 +1579,7 @@ static int __devinit get_superio_irq (struct parport *p)
1579 * this shall always be the case!) 1579 * this shall always be the case!)
1580 * 1580 *
1581 */ 1581 */
1582static int __devinit parport_SPP_supported(struct parport *pb) 1582static int parport_SPP_supported(struct parport *pb)
1583{ 1583{
1584 unsigned char r, w; 1584 unsigned char r, w;
1585 1585
@@ -1660,7 +1660,7 @@ static int __devinit parport_SPP_supported(struct parport *pb)
1660 * two bits of ECR aren't writable, so we check by writing ECR and 1660 * two bits of ECR aren't writable, so we check by writing ECR and
1661 * reading it back to see if it's what we expect. 1661 * reading it back to see if it's what we expect.
1662 */ 1662 */
1663static int __devinit parport_ECR_present(struct parport *pb) 1663static int parport_ECR_present(struct parport *pb)
1664{ 1664{
1665 struct parport_pc_private *priv = pb->private_data; 1665 struct parport_pc_private *priv = pb->private_data;
1666 unsigned char r = 0xc; 1666 unsigned char r = 0xc;
@@ -1712,7 +1712,7 @@ static int __devinit parport_ECR_present(struct parport *pb)
1712 * be misdetected here is rather academic. 1712 * be misdetected here is rather academic.
1713 */ 1713 */
1714 1714
1715static int __devinit parport_PS2_supported(struct parport *pb) 1715static int parport_PS2_supported(struct parport *pb)
1716{ 1716{
1717 int ok = 0; 1717 int ok = 0;
1718 1718
@@ -1868,7 +1868,7 @@ static int __devinit parport_ECP_supported(struct parport *pb)
1868} 1868}
1869#endif 1869#endif
1870 1870
1871static int __devinit parport_ECPPS2_supported(struct parport *pb) 1871static int parport_ECPPS2_supported(struct parport *pb)
1872{ 1872{
1873 const struct parport_pc_private *priv = pb->private_data; 1873 const struct parport_pc_private *priv = pb->private_data;
1874 int result; 1874 int result;
@@ -1886,7 +1886,7 @@ static int __devinit parport_ECPPS2_supported(struct parport *pb)
1886 1886
1887/* EPP mode detection */ 1887/* EPP mode detection */
1888 1888
1889static int __devinit parport_EPP_supported(struct parport *pb) 1889static int parport_EPP_supported(struct parport *pb)
1890{ 1890{
1891 const struct parport_pc_private *priv = pb->private_data; 1891 const struct parport_pc_private *priv = pb->private_data;
1892 1892
@@ -1931,7 +1931,7 @@ static int __devinit parport_EPP_supported(struct parport *pb)
1931 return 1; 1931 return 1;
1932} 1932}
1933 1933
1934static int __devinit parport_ECPEPP_supported(struct parport *pb) 1934static int parport_ECPEPP_supported(struct parport *pb)
1935{ 1935{
1936 struct parport_pc_private *priv = pb->private_data; 1936 struct parport_pc_private *priv = pb->private_data;
1937 int result; 1937 int result;
@@ -2073,7 +2073,7 @@ static int __devinit irq_probe_SPP(struct parport *pb)
2073 * When ECP is available we can autoprobe for IRQs. 2073 * When ECP is available we can autoprobe for IRQs.
2074 * NOTE: If we can autoprobe it, we can register the IRQ. 2074 * NOTE: If we can autoprobe it, we can register the IRQ.
2075 */ 2075 */
2076static int __devinit parport_irq_probe(struct parport *pb) 2076static int parport_irq_probe(struct parport *pb)
2077{ 2077{
2078 struct parport_pc_private *priv = pb->private_data; 2078 struct parport_pc_private *priv = pb->private_data;
2079 2079
@@ -2779,7 +2779,7 @@ static struct parport_pc_pci {
2779 /* If set, this is called after probing for ports. If 'failed' 2779 /* If set, this is called after probing for ports. If 'failed'
2780 * is non-zero we couldn't use any of the ports. */ 2780 * is non-zero we couldn't use any of the ports. */
2781 void (*postinit_hook) (struct pci_dev *pdev, int failed); 2781 void (*postinit_hook) (struct pci_dev *pdev, int failed);
2782} cards[] __devinitdata = { 2782} cards[] = {
2783 /* siig_1p_10x */ { 1, { { 2, 3 }, } }, 2783 /* siig_1p_10x */ { 1, { { 2, 3 }, } },
2784 /* siig_2p_10x */ { 2, { { 2, 3 }, { 4, 5 }, } }, 2784 /* siig_2p_10x */ { 2, { { 2, 3 }, { 4, 5 }, } },
2785 /* siig_1p_20x */ { 1, { { 0, 1 }, } }, 2785 /* siig_1p_20x */ { 1, { { 0, 1 }, } },
diff --git a/drivers/pci/msi.c b/drivers/pci/msi.c
index 2087a397ef16..9855c4c920b8 100644
--- a/drivers/pci/msi.c
+++ b/drivers/pci/msi.c
@@ -793,8 +793,10 @@ static int msix_capability_init(struct pci_dev *dev,
793 if (!entry) 793 if (!entry)
794 break; 794 break;
795 vector = get_msi_vector(dev); 795 vector = get_msi_vector(dev);
796 if (vector < 0) 796 if (vector < 0) {
797 kmem_cache_free(msi_cachep, entry);
797 break; 798 break;
799 }
798 800
799 j = entries[i].entry; 801 j = entries[i].entry;
800 entries[i].vector = vector; 802 entries[i].vector = vector;
diff --git a/drivers/pci/quirks.c b/drivers/pci/quirks.c
index 827550d25c9e..19e2b174d33c 100644
--- a/drivers/pci/quirks.c
+++ b/drivers/pci/quirks.c
@@ -642,13 +642,15 @@ static void quirk_via_irq(struct pci_dev *dev)
642 new_irq = dev->irq & 0xf; 642 new_irq = dev->irq & 0xf;
643 pci_read_config_byte(dev, PCI_INTERRUPT_LINE, &irq); 643 pci_read_config_byte(dev, PCI_INTERRUPT_LINE, &irq);
644 if (new_irq != irq) { 644 if (new_irq != irq) {
645 printk(KERN_INFO "PCI: Via IRQ fixup for %s, from %d to %d\n", 645 printk(KERN_INFO "PCI: VIA IRQ fixup for %s, from %d to %d\n",
646 pci_name(dev), irq, new_irq); 646 pci_name(dev), irq, new_irq);
647 udelay(15); /* unknown if delay really needed */ 647 udelay(15); /* unknown if delay really needed */
648 pci_write_config_byte(dev, PCI_INTERRUPT_LINE, new_irq); 648 pci_write_config_byte(dev, PCI_INTERRUPT_LINE, new_irq);
649 } 649 }
650} 650}
651DECLARE_PCI_FIXUP_ENABLE(PCI_VENDOR_ID_VIA, PCI_ANY_ID, quirk_via_irq); 651DECLARE_PCI_FIXUP_ENABLE(PCI_VENDOR_ID_VIA, PCI_DEVICE_ID_VIA_82C686, quirk_via_irq);
652DECLARE_PCI_FIXUP_ENABLE(PCI_VENDOR_ID_VIA, PCI_DEVICE_ID_VIA_82C686_4, quirk_via_irq);
653DECLARE_PCI_FIXUP_ENABLE(PCI_VENDOR_ID_VIA, PCI_DEVICE_ID_VIA_82C686_5, quirk_via_irq);
652 654
653/* 655/*
654 * VIA VT82C598 has its device ID settable and many BIOSes 656 * VIA VT82C598 has its device ID settable and many BIOSes
@@ -865,6 +867,35 @@ static void __init quirk_eisa_bridge(struct pci_dev *dev)
865DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82375, quirk_eisa_bridge ); 867DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82375, quirk_eisa_bridge );
866 868
867/* 869/*
870 * On the MSI-K8T-Neo2Fir Board, the internal Soundcard is disabled
871 * when a PCI-Soundcard is added. The BIOS only gives Options
872 * "Disabled" and "AUTO". This Quirk Sets the corresponding
873 * Register-Value to enable the Soundcard.
874 */
875static void __init k8t_sound_hostbridge(struct pci_dev *dev)
876{
877 unsigned char val;
878
879 printk(KERN_INFO "PCI: Quirk-MSI-K8T Soundcard On\n");
880 pci_read_config_byte(dev, 0x50, &val);
881 if (val == 0x88 || val == 0xc8) {
882 pci_write_config_byte(dev, 0x50, val & (~0x40));
883
884 /* Verify the Change for Status output */
885 pci_read_config_byte(dev, 0x50, &val);
886 if (val & 0x40)
887 printk(KERN_INFO "PCI: MSI-K8T soundcard still off\n");
888 else
889 printk(KERN_INFO "PCI: MSI-K8T soundcard on\n");
890 } else {
891 printk(KERN_INFO "PCI: Unexpected Value in PCI-Register: "
892 "no Change!\n");
893 }
894
895}
896DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_VIA, PCI_DEVICE_ID_VIA_8237, k8t_sound_hostbridge);
897
898/*
868 * On ASUS P4B boards, the SMBus PCI Device within the ICH2/4 southbridge 899 * On ASUS P4B boards, the SMBus PCI Device within the ICH2/4 southbridge
869 * is not activated. The myth is that Asus said that they do not want the 900 * is not activated. The myth is that Asus said that they do not want the
870 * users to be irritated by just another PCI Device in the Win98 device 901 * users to be irritated by just another PCI Device in the Win98 device
diff --git a/drivers/pcmcia/Kconfig b/drivers/pcmcia/Kconfig
index cba6c9eef28e..61cb4b29f55c 100644
--- a/drivers/pcmcia/Kconfig
+++ b/drivers/pcmcia/Kconfig
@@ -250,7 +250,7 @@ config M32R_CFC_NUM
250 250
251config PCMCIA_VRC4171 251config PCMCIA_VRC4171
252 tristate "NEC VRC4171 Card Controllers support" 252 tristate "NEC VRC4171 Card Controllers support"
253 depends on VRC4171 && PCMCIA 253 depends on CPU_VR41XX && ISA && PCMCIA
254 254
255config PCMCIA_VRC4173 255config PCMCIA_VRC4173
256 tristate "NEC VRC4173 CARDU support" 256 tristate "NEC VRC4173 CARDU support"
diff --git a/drivers/pcmcia/ds.c b/drivers/pcmcia/ds.c
index ae10d1eed65e..48d3b3d30c21 100644
--- a/drivers/pcmcia/ds.c
+++ b/drivers/pcmcia/ds.c
@@ -236,11 +236,11 @@ static void pcmcia_check_driver(struct pcmcia_driver *p_drv)
236/** 236/**
237 * pcmcia_load_firmware - load CIS from userspace if device-provided is broken 237 * pcmcia_load_firmware - load CIS from userspace if device-provided is broken
238 * @dev - the pcmcia device which needs a CIS override 238 * @dev - the pcmcia device which needs a CIS override
239 * @filename - requested filename in /lib/firmware/cis/ 239 * @filename - requested filename in /lib/firmware/
240 * 240 *
241 * This uses the in-kernel firmware loading mechanism to use a "fake CIS" if 241 * This uses the in-kernel firmware loading mechanism to use a "fake CIS" if
242 * the one provided by the card is broken. The firmware files reside in 242 * the one provided by the card is broken. The firmware files reside in
243 * /lib/firmware/cis/ in userspace. 243 * /lib/firmware/ in userspace.
244 */ 244 */
245static int pcmcia_load_firmware(struct pcmcia_device *dev, char * filename) 245static int pcmcia_load_firmware(struct pcmcia_device *dev, char * filename)
246{ 246{
@@ -298,9 +298,6 @@ static inline int pcmcia_load_firmware(struct pcmcia_device *dev, char * filenam
298 * 298 *
299 * Registers a PCMCIA driver with the PCMCIA bus core. 299 * Registers a PCMCIA driver with the PCMCIA bus core.
300 */ 300 */
301static int pcmcia_device_probe(struct device *dev);
302static int pcmcia_device_remove(struct device * dev);
303
304int pcmcia_register_driver(struct pcmcia_driver *driver) 301int pcmcia_register_driver(struct pcmcia_driver *driver)
305{ 302{
306 if (!driver) 303 if (!driver)
@@ -400,7 +397,7 @@ static int pcmcia_device_probe(struct device * dev)
400 * call which will then check whether there are two 397 * call which will then check whether there are two
401 * pseudo devices, and if not, add the second one. 398 * pseudo devices, and if not, add the second one.
402 */ 399 */
403 did = (struct pcmcia_device_id *) p_dev->dev.driver_data; 400 did = p_dev->dev.driver_data;
404 if (did && (did->match_flags & PCMCIA_DEV_ID_MATCH_DEVICE_NO) && 401 if (did && (did->match_flags & PCMCIA_DEV_ID_MATCH_DEVICE_NO) &&
405 (p_dev->socket->device_count == 1) && (p_dev->device_no == 0)) 402 (p_dev->socket->device_count == 1) && (p_dev->device_no == 0))
406 pcmcia_add_pseudo_device(p_dev->socket); 403 pcmcia_add_pseudo_device(p_dev->socket);
@@ -448,7 +445,6 @@ static void pcmcia_card_remove(struct pcmcia_socket *s, struct pcmcia_device *le
448 return; 445 return;
449} 446}
450 447
451
452static int pcmcia_device_remove(struct device * dev) 448static int pcmcia_device_remove(struct device * dev)
453{ 449{
454 struct pcmcia_device *p_dev; 450 struct pcmcia_device *p_dev;
@@ -463,7 +459,7 @@ static int pcmcia_device_remove(struct device * dev)
463 * pseudo multi-function card, we need to unbind 459 * pseudo multi-function card, we need to unbind
464 * all devices 460 * all devices
465 */ 461 */
466 did = (struct pcmcia_device_id *) p_dev->dev.driver_data; 462 did = p_dev->dev.driver_data;
467 if (did && (did->match_flags & PCMCIA_DEV_ID_MATCH_DEVICE_NO) && 463 if (did && (did->match_flags & PCMCIA_DEV_ID_MATCH_DEVICE_NO) &&
468 (p_dev->socket->device_count != 0) && 464 (p_dev->socket->device_count != 0) &&
469 (p_dev->device_no == 0)) 465 (p_dev->device_no == 0))
@@ -476,6 +472,8 @@ static int pcmcia_device_remove(struct device * dev)
476 if (p_drv->remove) 472 if (p_drv->remove)
477 p_drv->remove(p_dev); 473 p_drv->remove(p_dev);
478 474
475 p_dev->dev_node = NULL;
476
479 /* check for proper unloading */ 477 /* check for proper unloading */
480 if (p_dev->_irq || p_dev->_io || p_dev->_locked) 478 if (p_dev->_irq || p_dev->_io || p_dev->_locked)
481 printk(KERN_INFO "pcmcia: driver %s did not release config properly\n", 479 printk(KERN_INFO "pcmcia: driver %s did not release config properly\n",
@@ -628,7 +626,7 @@ struct pcmcia_device * pcmcia_device_add(struct pcmcia_socket *s, unsigned int f
628 } 626 }
629 627
630 /* Add to the list in pcmcia_bus_socket */ 628 /* Add to the list in pcmcia_bus_socket */
631 list_add_tail(&p_dev->socket_device_list, &s->devices_list); 629 list_add(&p_dev->socket_device_list, &s->devices_list);
632 630
633 spin_unlock_irqrestore(&pcmcia_dev_list_lock, flags); 631 spin_unlock_irqrestore(&pcmcia_dev_list_lock, flags);
634 632
diff --git a/drivers/pcmcia/i82365.c b/drivers/pcmcia/i82365.c
index bd0308e89815..a2f05f485156 100644
--- a/drivers/pcmcia/i82365.c
+++ b/drivers/pcmcia/i82365.c
@@ -509,7 +509,8 @@ static irqreturn_t i365_count_irq(int irq, void *dev, struct pt_regs *regs)
509static u_int __init test_irq(u_short sock, int irq) 509static u_int __init test_irq(u_short sock, int irq)
510{ 510{
511 debug(2, " testing ISA irq %d\n", irq); 511 debug(2, " testing ISA irq %d\n", irq);
512 if (request_irq(irq, i365_count_irq, 0, "scan", i365_count_irq) != 0) 512 if (request_irq(irq, i365_count_irq, SA_PROBEIRQ, "scan",
513 i365_count_irq) != 0)
513 return 1; 514 return 1;
514 irq_hits = 0; irq_sock = sock; 515 irq_hits = 0; irq_sock = sock;
515 msleep(10); 516 msleep(10);
@@ -561,7 +562,7 @@ static u_int __init isa_scan(u_short sock, u_int mask0)
561 } else { 562 } else {
562 /* Fallback: just find interrupts that aren't in use */ 563 /* Fallback: just find interrupts that aren't in use */
563 for (i = 0; i < 16; i++) 564 for (i = 0; i < 16; i++)
564 if ((mask0 & (1 << i)) && (_check_irq(i, 0) == 0)) 565 if ((mask0 & (1 << i)) && (_check_irq(i, SA_PROBEIRQ) == 0))
565 mask1 |= (1 << i); 566 mask1 |= (1 << i);
566 printk("default"); 567 printk("default");
567 /* If scan failed, default to polled status */ 568 /* If scan failed, default to polled status */
@@ -725,7 +726,7 @@ static void __init add_pcic(int ns, int type)
725 u_int cs_mask = mask & ((cs_irq) ? (1<<cs_irq) : ~(1<<12)); 726 u_int cs_mask = mask & ((cs_irq) ? (1<<cs_irq) : ~(1<<12));
726 for (cs_irq = 15; cs_irq > 0; cs_irq--) 727 for (cs_irq = 15; cs_irq > 0; cs_irq--)
727 if ((cs_mask & (1 << cs_irq)) && 728 if ((cs_mask & (1 << cs_irq)) &&
728 (_check_irq(cs_irq, 0) == 0)) 729 (_check_irq(cs_irq, SA_PROBEIRQ) == 0))
729 break; 730 break;
730 if (cs_irq) { 731 if (cs_irq) {
731 grab_irq = 1; 732 grab_irq = 1;
diff --git a/drivers/pcmcia/pcmcia_resource.c b/drivers/pcmcia/pcmcia_resource.c
index 45063b4e5b78..3131bb0a0095 100644
--- a/drivers/pcmcia/pcmcia_resource.c
+++ b/drivers/pcmcia/pcmcia_resource.c
@@ -88,7 +88,6 @@ static int alloc_io_space(struct pcmcia_socket *s, u_int attr, ioaddr_t *base,
88 } 88 }
89 if ((s->features & SS_CAP_STATIC_MAP) && s->io_offset) { 89 if ((s->features & SS_CAP_STATIC_MAP) && s->io_offset) {
90 *base = s->io_offset | (*base & 0x0fff); 90 *base = s->io_offset | (*base & 0x0fff);
91 s->io[0].res->flags = (s->io[0].res->flags & ~IORESOURCE_BITS) | (attr & IORESOURCE_BITS);
92 return 0; 91 return 0;
93 } 92 }
94 /* Check for an already-allocated window that must conflict with 93 /* Check for an already-allocated window that must conflict with
@@ -209,7 +208,6 @@ int pccard_get_configuration_info(struct pcmcia_socket *s,
209 if (!(s->state & SOCKET_PRESENT)) 208 if (!(s->state & SOCKET_PRESENT))
210 return CS_NO_CARD; 209 return CS_NO_CARD;
211 210
212 config->Function = p_dev->func;
213 211
214#ifdef CONFIG_CARDBUS 212#ifdef CONFIG_CARDBUS
215 if (s->state & SOCKET_CARDBUS) { 213 if (s->state & SOCKET_CARDBUS) {
@@ -223,14 +221,22 @@ int pccard_get_configuration_info(struct pcmcia_socket *s,
223 config->AssignedIRQ = s->irq.AssignedIRQ; 221 config->AssignedIRQ = s->irq.AssignedIRQ;
224 if (config->AssignedIRQ) 222 if (config->AssignedIRQ)
225 config->Attributes |= CONF_ENABLE_IRQ; 223 config->Attributes |= CONF_ENABLE_IRQ;
226 config->BasePort1 = s->io[0].res->start; 224 if (s->io[0].res) {
227 config->NumPorts1 = s->io[0].res->end - config->BasePort1 + 1; 225 config->BasePort1 = s->io[0].res->start;
226 config->NumPorts1 = s->io[0].res->end - config->BasePort1 + 1;
227 }
228 } 228 }
229 return CS_SUCCESS; 229 return CS_SUCCESS;
230 } 230 }
231#endif 231#endif
232 232
233 c = (p_dev) ? p_dev->function_config : NULL; 233 if (p_dev) {
234 c = p_dev->function_config;
235 config->Function = p_dev->func;
236 } else {
237 c = NULL;
238 config->Function = 0;
239 }
234 240
235 if ((c == NULL) || !(c->state & CONFIG_LOCKED)) { 241 if ((c == NULL) || !(c->state & CONFIG_LOCKED)) {
236 config->Attributes = 0; 242 config->Attributes = 0;
@@ -947,7 +953,5 @@ void pcmcia_disable_device(struct pcmcia_device *p_dev) {
947 pcmcia_release_irq(p_dev, &p_dev->irq); 953 pcmcia_release_irq(p_dev, &p_dev->irq);
948 if (&p_dev->win) 954 if (&p_dev->win)
949 pcmcia_release_window(p_dev->win); 955 pcmcia_release_window(p_dev->win);
950
951 p_dev->dev_node = NULL;
952} 956}
953EXPORT_SYMBOL(pcmcia_disable_device); 957EXPORT_SYMBOL(pcmcia_disable_device);
diff --git a/drivers/pcmcia/pxa2xx_sharpsl.c b/drivers/pcmcia/pxa2xx_sharpsl.c
index fd3647368955..b7b9e149c5b9 100644
--- a/drivers/pcmcia/pxa2xx_sharpsl.c
+++ b/drivers/pcmcia/pxa2xx_sharpsl.c
@@ -26,14 +26,6 @@
26#include "soc_common.h" 26#include "soc_common.h"
27 27
28#define NO_KEEP_VS 0x0001 28#define NO_KEEP_VS 0x0001
29
30/* PCMCIA to Scoop linkage
31
32 There is no easy way to link multiple scoop devices into one
33 single entity for the pxa2xx_pcmcia device so this structure
34 is used which is setup by the platform code
35*/
36struct scoop_pcmcia_config *platform_scoop_config;
37#define SCOOP_DEV platform_scoop_config->devs 29#define SCOOP_DEV platform_scoop_config->devs
38 30
39static void sharpsl_pcmcia_init_reset(struct soc_pcmcia_socket *skt) 31static void sharpsl_pcmcia_init_reset(struct soc_pcmcia_socket *skt)
diff --git a/drivers/pnp/manager.c b/drivers/pnp/manager.c
index c4256aa32bcb..6fff109bdab6 100644
--- a/drivers/pnp/manager.c
+++ b/drivers/pnp/manager.c
@@ -479,7 +479,7 @@ int pnp_auto_config_dev(struct pnp_dev *dev)
479int pnp_start_dev(struct pnp_dev *dev) 479int pnp_start_dev(struct pnp_dev *dev)
480{ 480{
481 if (!pnp_can_write(dev)) { 481 if (!pnp_can_write(dev)) {
482 pnp_info("Device %s does not supported activation.", dev->dev.bus_id); 482 pnp_info("Device %s does not support activation.", dev->dev.bus_id);
483 return -EINVAL; 483 return -EINVAL;
484 } 484 }
485 485
@@ -503,7 +503,7 @@ int pnp_start_dev(struct pnp_dev *dev)
503int pnp_stop_dev(struct pnp_dev *dev) 503int pnp_stop_dev(struct pnp_dev *dev)
504{ 504{
505 if (!pnp_can_disable(dev)) { 505 if (!pnp_can_disable(dev)) {
506 pnp_info("Device %s does not supported disabling.", dev->dev.bus_id); 506 pnp_info("Device %s does not support disabling.", dev->dev.bus_id);
507 return -EINVAL; 507 return -EINVAL;
508 } 508 }
509 if (dev->protocol->disable(dev)<0) { 509 if (dev->protocol->disable(dev)<0) {
diff --git a/drivers/rtc/rtc-dev.c b/drivers/rtc/rtc-dev.c
index b1e3e6179e56..6c9ad92747fd 100644
--- a/drivers/rtc/rtc-dev.c
+++ b/drivers/rtc/rtc-dev.c
@@ -58,7 +58,7 @@ rtc_dev_read(struct file *file, char __user *buf, size_t count, loff_t *ppos)
58 unsigned long data; 58 unsigned long data;
59 ssize_t ret; 59 ssize_t ret;
60 60
61 if (count < sizeof(unsigned long)) 61 if (count != sizeof(unsigned int) && count < sizeof(unsigned long))
62 return -EINVAL; 62 return -EINVAL;
63 63
64 add_wait_queue(&rtc->irq_queue, &wait); 64 add_wait_queue(&rtc->irq_queue, &wait);
@@ -90,11 +90,16 @@ rtc_dev_read(struct file *file, char __user *buf, size_t count, loff_t *ppos)
90 if (ret == 0) { 90 if (ret == 0) {
91 /* Check for any data updates */ 91 /* Check for any data updates */
92 if (rtc->ops->read_callback) 92 if (rtc->ops->read_callback)
93 data = rtc->ops->read_callback(rtc->class_dev.dev, data); 93 data = rtc->ops->read_callback(rtc->class_dev.dev,
94 94 data);
95 ret = put_user(data, (unsigned long __user *)buf); 95
96 if (ret == 0) 96 if (sizeof(int) != sizeof(long) &&
97 ret = sizeof(unsigned long); 97 count == sizeof(unsigned int))
98 ret = put_user(data, (unsigned int __user *)buf) ?:
99 sizeof(unsigned int);
100 else
101 ret = put_user(data, (unsigned long __user *)buf) ?:
102 sizeof(unsigned long);
98 } 103 }
99 return ret; 104 return ret;
100} 105}
diff --git a/drivers/s390/block/dasd.c b/drivers/s390/block/dasd.c
index a3bfebcf31ef..cfb1fff3787c 100644
--- a/drivers/s390/block/dasd.c
+++ b/drivers/s390/block/dasd.c
@@ -315,6 +315,11 @@ dasd_increase_state(struct dasd_device *device)
315 rc = dasd_state_basic_to_ready(device); 315 rc = dasd_state_basic_to_ready(device);
316 316
317 if (!rc && 317 if (!rc &&
318 device->state == DASD_STATE_UNFMT &&
319 device->target > DASD_STATE_UNFMT)
320 rc = -EPERM;
321
322 if (!rc &&
318 device->state == DASD_STATE_READY && 323 device->state == DASD_STATE_READY &&
319 device->target >= DASD_STATE_ONLINE) 324 device->target >= DASD_STATE_ONLINE)
320 rc = dasd_state_ready_to_online(device); 325 rc = dasd_state_ready_to_online(device);
diff --git a/drivers/s390/block/dasd_devmap.c b/drivers/s390/block/dasd_devmap.c
index c1c6f1381150..216bc4fba199 100644
--- a/drivers/s390/block/dasd_devmap.c
+++ b/drivers/s390/block/dasd_devmap.c
@@ -45,6 +45,7 @@ struct dasd_devmap {
45 unsigned int devindex; 45 unsigned int devindex;
46 unsigned short features; 46 unsigned short features;
47 struct dasd_device *device; 47 struct dasd_device *device;
48 struct dasd_uid uid;
48}; 49};
49 50
50/* 51/*
@@ -716,6 +717,68 @@ dasd_discipline_show(struct device *dev, struct device_attribute *attr, char *bu
716 717
717static DEVICE_ATTR(discipline, 0444, dasd_discipline_show, NULL); 718static DEVICE_ATTR(discipline, 0444, dasd_discipline_show, NULL);
718 719
720static ssize_t
721dasd_alias_show(struct device *dev, struct device_attribute *attr, char *buf)
722{
723 struct dasd_devmap *devmap;
724 int alias;
725
726 devmap = dasd_find_busid(dev->bus_id);
727 spin_lock(&dasd_devmap_lock);
728 if (!IS_ERR(devmap))
729 alias = devmap->uid.alias;
730 else
731 alias = 0;
732 spin_unlock(&dasd_devmap_lock);
733
734 return sprintf(buf, alias ? "1\n" : "0\n");
735}
736
737static DEVICE_ATTR(alias, 0444, dasd_alias_show, NULL);
738
739static ssize_t
740dasd_vendor_show(struct device *dev, struct device_attribute *attr, char *buf)
741{
742 struct dasd_devmap *devmap;
743 char *vendor;
744
745 devmap = dasd_find_busid(dev->bus_id);
746 spin_lock(&dasd_devmap_lock);
747 if (!IS_ERR(devmap) && strlen(devmap->uid.vendor) > 0)
748 vendor = devmap->uid.vendor;
749 else
750 vendor = "";
751 spin_unlock(&dasd_devmap_lock);
752
753 return snprintf(buf, PAGE_SIZE, "%s\n", vendor);
754}
755
756static DEVICE_ATTR(vendor, 0444, dasd_vendor_show, NULL);
757
758#define UID_STRLEN ( /* vendor */ 3 + 1 + /* serial */ 14 + 1 +\
759 /* SSID */ 4 + 1 + /* unit addr */ 2 + 1)
760
761static ssize_t
762dasd_uid_show(struct device *dev, struct device_attribute *attr, char *buf)
763{
764 struct dasd_devmap *devmap;
765 char uid[UID_STRLEN];
766
767 devmap = dasd_find_busid(dev->bus_id);
768 spin_lock(&dasd_devmap_lock);
769 if (!IS_ERR(devmap) && strlen(devmap->uid.vendor) > 0)
770 snprintf(uid, sizeof(uid), "%s.%s.%04x.%02x",
771 devmap->uid.vendor, devmap->uid.serial,
772 devmap->uid.ssid, devmap->uid.unit_addr);
773 else
774 uid[0] = 0;
775 spin_unlock(&dasd_devmap_lock);
776
777 return snprintf(buf, PAGE_SIZE, "%s\n", uid);
778}
779
780static DEVICE_ATTR(uid, 0444, dasd_uid_show, NULL);
781
719/* 782/*
720 * extended error-reporting 783 * extended error-reporting
721 */ 784 */
@@ -759,6 +822,9 @@ static DEVICE_ATTR(eer_enabled, 0644, dasd_eer_show, dasd_eer_store);
759static struct attribute * dasd_attrs[] = { 822static struct attribute * dasd_attrs[] = {
760 &dev_attr_readonly.attr, 823 &dev_attr_readonly.attr,
761 &dev_attr_discipline.attr, 824 &dev_attr_discipline.attr,
825 &dev_attr_alias.attr,
826 &dev_attr_vendor.attr,
827 &dev_attr_uid.attr,
762 &dev_attr_use_diag.attr, 828 &dev_attr_use_diag.attr,
763 &dev_attr_eer_enabled.attr, 829 &dev_attr_eer_enabled.attr,
764 NULL, 830 NULL,
@@ -768,6 +834,42 @@ static struct attribute_group dasd_attr_group = {
768 .attrs = dasd_attrs, 834 .attrs = dasd_attrs,
769}; 835};
770 836
837
838/*
839 * Return copy of the device unique identifier.
840 */
841int
842dasd_get_uid(struct ccw_device *cdev, struct dasd_uid *uid)
843{
844 struct dasd_devmap *devmap;
845
846 devmap = dasd_find_busid(cdev->dev.bus_id);
847 if (IS_ERR(devmap))
848 return PTR_ERR(devmap);
849 spin_lock(&dasd_devmap_lock);
850 *uid = devmap->uid;
851 spin_unlock(&dasd_devmap_lock);
852 return 0;
853}
854
855/*
856 * Register the given device unique identifier into devmap struct.
857 */
858int
859dasd_set_uid(struct ccw_device *cdev, struct dasd_uid *uid)
860{
861 struct dasd_devmap *devmap;
862
863 devmap = dasd_find_busid(cdev->dev.bus_id);
864 if (IS_ERR(devmap))
865 return PTR_ERR(devmap);
866 spin_lock(&dasd_devmap_lock);
867 devmap->uid = *uid;
868 spin_unlock(&dasd_devmap_lock);
869 return 0;
870}
871EXPORT_SYMBOL(dasd_set_uid);
872
771/* 873/*
772 * Return value of the specified feature. 874 * Return value of the specified feature.
773 */ 875 */
diff --git a/drivers/s390/block/dasd_eckd.c b/drivers/s390/block/dasd_eckd.c
index ee09ef33d08d..7d5a6cee4bd8 100644
--- a/drivers/s390/block/dasd_eckd.c
+++ b/drivers/s390/block/dasd_eckd.c
@@ -446,6 +446,39 @@ dasd_eckd_cdl_reclen(int recid)
446 return LABEL_SIZE; 446 return LABEL_SIZE;
447} 447}
448 448
449/*
450 * Generate device unique id that specifies the physical device.
451 */
452static int
453dasd_eckd_generate_uid(struct dasd_device *device, struct dasd_uid *uid)
454{
455 struct dasd_eckd_private *private;
456 struct dasd_eckd_confdata *confdata;
457
458 private = (struct dasd_eckd_private *) device->private;
459 if (!private)
460 return -ENODEV;
461 confdata = &private->conf_data;
462 if (!confdata)
463 return -ENODEV;
464
465 memset(uid, 0, sizeof(struct dasd_uid));
466 strncpy(uid->vendor, confdata->ned1.HDA_manufacturer,
467 sizeof(uid->vendor) - 1);
468 EBCASC(uid->vendor, sizeof(uid->vendor) - 1);
469 strncpy(uid->serial, confdata->ned1.HDA_location,
470 sizeof(uid->serial) - 1);
471 EBCASC(uid->serial, sizeof(uid->serial) - 1);
472 uid->ssid = confdata->neq.subsystemID;
473 if (confdata->ned2.sneq.flags == 0x40) {
474 uid->alias = 1;
475 uid->unit_addr = confdata->ned2.sneq.base_unit_addr;
476 } else
477 uid->unit_addr = confdata->ned1.unit_addr;
478
479 return 0;
480}
481
449static int 482static int
450dasd_eckd_read_conf(struct dasd_device *device) 483dasd_eckd_read_conf(struct dasd_device *device)
451{ 484{
@@ -507,11 +540,15 @@ dasd_eckd_read_conf(struct dasd_device *device)
507 return 0; 540 return 0;
508} 541}
509 542
510 543/*
544 * Check device characteristics.
545 * If the device is accessible using ECKD discipline, the device is enabled.
546 */
511static int 547static int
512dasd_eckd_check_characteristics(struct dasd_device *device) 548dasd_eckd_check_characteristics(struct dasd_device *device)
513{ 549{
514 struct dasd_eckd_private *private; 550 struct dasd_eckd_private *private;
551 struct dasd_uid uid;
515 void *rdc_data; 552 void *rdc_data;
516 int rc; 553 int rc;
517 554
@@ -536,6 +573,7 @@ dasd_eckd_check_characteristics(struct dasd_device *device)
536 573
537 /* Read Device Characteristics */ 574 /* Read Device Characteristics */
538 rdc_data = (void *) &(private->rdc_data); 575 rdc_data = (void *) &(private->rdc_data);
576 memset(rdc_data, 0, sizeof(rdc_data));
539 rc = read_dev_chars(device->cdev, &rdc_data, 64); 577 rc = read_dev_chars(device->cdev, &rdc_data, 64);
540 if (rc) { 578 if (rc) {
541 DEV_MESSAGE(KERN_WARNING, device, 579 DEV_MESSAGE(KERN_WARNING, device,
@@ -556,8 +594,17 @@ dasd_eckd_check_characteristics(struct dasd_device *device)
556 594
557 /* Read Configuration Data */ 595 /* Read Configuration Data */
558 rc = dasd_eckd_read_conf (device); 596 rc = dasd_eckd_read_conf (device);
559 return rc; 597 if (rc)
598 return rc;
599
600 /* Generate device unique id and register in devmap */
601 rc = dasd_eckd_generate_uid(device, &uid);
602 if (rc)
603 return rc;
560 604
605 rc = dasd_set_uid(device->cdev, &uid);
606
607 return rc;
561} 608}
562 609
563static struct dasd_ccw_req * 610static struct dasd_ccw_req *
diff --git a/drivers/s390/block/dasd_eckd.h b/drivers/s390/block/dasd_eckd.h
index ad8524bb7bb3..d5734e976e1c 100644
--- a/drivers/s390/block/dasd_eckd.h
+++ b/drivers/s390/block/dasd_eckd.h
@@ -228,26 +228,36 @@ struct dasd_eckd_confdata {
228 unsigned char HDA_manufacturer[3]; 228 unsigned char HDA_manufacturer[3];
229 unsigned char HDA_location[2]; 229 unsigned char HDA_location[2];
230 unsigned char HDA_seqno[12]; 230 unsigned char HDA_seqno[12];
231 __u16 ID; 231 __u8 ID;
232 __u8 unit_addr;
232 } __attribute__ ((packed)) ned1; 233 } __attribute__ ((packed)) ned1;
233 struct { 234 union {
234 struct { 235 struct {
235 unsigned char identifier:2; 236 struct {
236 unsigned char token_id:1; 237 unsigned char identifier:2;
237 unsigned char sno_valid:1; 238 unsigned char token_id:1;
238 unsigned char subst_sno:1; 239 unsigned char sno_valid:1;
239 unsigned char recNED:1; 240 unsigned char subst_sno:1;
240 unsigned char emuNED:1; 241 unsigned char recNED:1;
241 unsigned char reserved:1; 242 unsigned char emuNED:1;
242 } __attribute__ ((packed)) flags; 243 unsigned char reserved:1;
243 __u8 descriptor; 244 } __attribute__ ((packed)) flags;
244 __u8 reserved[2]; 245 __u8 descriptor;
245 unsigned char dev_type[6]; 246 __u8 reserved[2];
246 unsigned char dev_model[3]; 247 unsigned char dev_type[6];
247 unsigned char DASD_manufacturer[3]; 248 unsigned char dev_model[3];
248 unsigned char DASD_location[2]; 249 unsigned char DASD_manufacturer[3];
249 unsigned char DASD_seqno[12]; 250 unsigned char DASD_location[2];
250 __u16 ID; 251 unsigned char DASD_seqno[12];
252 __u16 ID;
253 } __attribute__ ((packed)) ned;
254 struct {
255 unsigned char flags; /* byte 0 */
256 unsigned char res2[7]; /* byte 1- 7 */
257 unsigned char sua_flags; /* byte 8 */
258 __u8 base_unit_addr; /* byte 9 */
259 unsigned char res3[22]; /* byte 10-31 */
260 } __attribute__ ((packed)) sneq;
251 } __attribute__ ((packed)) ned2; 261 } __attribute__ ((packed)) ned2;
252 struct { 262 struct {
253 struct { 263 struct {
diff --git a/drivers/s390/block/dasd_int.h b/drivers/s390/block/dasd_int.h
index 4293ba827523..d4b13e300a76 100644
--- a/drivers/s390/block/dasd_int.h
+++ b/drivers/s390/block/dasd_int.h
@@ -268,6 +268,16 @@ struct dasd_discipline {
268 268
269extern struct dasd_discipline *dasd_diag_discipline_pointer; 269extern struct dasd_discipline *dasd_diag_discipline_pointer;
270 270
271/*
272 * Unique identifier for dasd device.
273 */
274struct dasd_uid {
275 __u8 alias;
276 char vendor[4];
277 char serial[15];
278 __u16 ssid;
279 __u8 unit_addr;
280};
271 281
272/* 282/*
273 * Notification numbers for extended error reporting notifications: 283 * Notification numbers for extended error reporting notifications:
@@ -516,6 +526,8 @@ void dasd_devmap_exit(void);
516struct dasd_device *dasd_create_device(struct ccw_device *); 526struct dasd_device *dasd_create_device(struct ccw_device *);
517void dasd_delete_device(struct dasd_device *); 527void dasd_delete_device(struct dasd_device *);
518 528
529int dasd_get_uid(struct ccw_device *, struct dasd_uid *);
530int dasd_set_uid(struct ccw_device *, struct dasd_uid *);
519int dasd_get_feature(struct ccw_device *, int); 531int dasd_get_feature(struct ccw_device *, int);
520int dasd_set_feature(struct ccw_device *, int, int); 532int dasd_set_feature(struct ccw_device *, int, int);
521 533
diff --git a/drivers/s390/char/tape_3590.c b/drivers/s390/char/tape_3590.c
index c3915f60a3aa..d71ef1adea59 100644
--- a/drivers/s390/char/tape_3590.c
+++ b/drivers/s390/char/tape_3590.c
@@ -230,14 +230,16 @@ tape_3590_read_attmsg(struct tape_device *device)
230 * These functions are used to schedule follow-up actions from within an 230 * These functions are used to schedule follow-up actions from within an
231 * interrupt context (like unsolicited interrupts). 231 * interrupt context (like unsolicited interrupts).
232 */ 232 */
233struct work_handler_data {
234 struct tape_device *device;
235 enum tape_op op;
236 struct work_struct work;
237};
238
233static void 239static void
234tape_3590_work_handler(void *data) 240tape_3590_work_handler(void *data)
235{ 241{
236 struct { 242 struct work_handler_data *p = data;
237 struct tape_device *device;
238 enum tape_op op;
239 struct work_struct work;
240 } *p = data;
241 243
242 switch (p->op) { 244 switch (p->op) {
243 case TO_MSEN: 245 case TO_MSEN:
@@ -257,11 +259,7 @@ tape_3590_work_handler(void *data)
257static int 259static int
258tape_3590_schedule_work(struct tape_device *device, enum tape_op op) 260tape_3590_schedule_work(struct tape_device *device, enum tape_op op)
259{ 261{
260 struct { 262 struct work_handler_data *p;
261 struct tape_device *device;
262 enum tape_op op;
263 struct work_struct work;
264 } *p;
265 263
266 if ((p = kzalloc(sizeof(*p), GFP_ATOMIC)) == NULL) 264 if ((p = kzalloc(sizeof(*p), GFP_ATOMIC)) == NULL)
267 return -ENOMEM; 265 return -ENOMEM;
@@ -316,7 +314,7 @@ tape_3590_bread(struct tape_device *device, struct request *req)
316 314
317 rq_for_each_bio(bio, req) { 315 rq_for_each_bio(bio, req) {
318 bio_for_each_segment(bv, bio, i) { 316 bio_for_each_segment(bv, bio, i) {
319 dst = kmap(bv->bv_page) + bv->bv_offset; 317 dst = page_address(bv->bv_page) + bv->bv_offset;
320 for (off = 0; off < bv->bv_len; 318 for (off = 0; off < bv->bv_len;
321 off += TAPEBLOCK_HSEC_SIZE) { 319 off += TAPEBLOCK_HSEC_SIZE) {
322 ccw->flags = CCW_FLAG_CC; 320 ccw->flags = CCW_FLAG_CC;
@@ -1168,6 +1166,7 @@ tape_3590_setup_device(struct tape_device *device)
1168static void 1166static void
1169tape_3590_cleanup_device(struct tape_device *device) 1167tape_3590_cleanup_device(struct tape_device *device)
1170{ 1168{
1169 flush_scheduled_work();
1171 tape_std_unassign(device); 1170 tape_std_unassign(device);
1172 1171
1173 kfree(device->discdata); 1172 kfree(device->discdata);
@@ -1234,6 +1233,7 @@ static struct tape_discipline tape_discipline_3590 = {
1234 1233
1235static struct ccw_device_id tape_3590_ids[] = { 1234static struct ccw_device_id tape_3590_ids[] = {
1236 {CCW_DEVICE_DEVTYPE(0x3590, 0, 0x3590, 0), .driver_info = tape_3590}, 1235 {CCW_DEVICE_DEVTYPE(0x3590, 0, 0x3590, 0), .driver_info = tape_3590},
1236 {CCW_DEVICE_DEVTYPE(0x3592, 0, 0x3592, 0), .driver_info = tape_3592},
1237 { /* end of list */ } 1237 { /* end of list */ }
1238}; 1238};
1239 1239
diff --git a/drivers/s390/char/tape_std.h b/drivers/s390/char/tape_std.h
index 2d311798edf4..1fc952359341 100644
--- a/drivers/s390/char/tape_std.h
+++ b/drivers/s390/char/tape_std.h
@@ -153,6 +153,7 @@ enum s390_tape_type {
153 tape_3480, 153 tape_3480,
154 tape_3490, 154 tape_3490,
155 tape_3590, 155 tape_3590,
156 tape_3592,
156}; 157};
157 158
158#endif // _TAPE_STD_H 159#endif // _TAPE_STD_H
diff --git a/drivers/s390/cio/chsc.c b/drivers/s390/cio/chsc.c
index 6412b2c3edd3..72187e54dcac 100644
--- a/drivers/s390/cio/chsc.c
+++ b/drivers/s390/cio/chsc.c
@@ -242,28 +242,10 @@ s390_subchannel_remove_chpid(struct device *dev, void *data)
242 if (sch->vpm == mask) 242 if (sch->vpm == mask)
243 goto out_unreg; 243 goto out_unreg;
244 244
245 if ((sch->schib.scsw.actl & (SCSW_ACTL_CLEAR_PEND | 245 if ((sch->schib.scsw.actl & SCSW_ACTL_DEVACT) &&
246 SCSW_ACTL_HALT_PEND | 246 (sch->schib.scsw.actl & SCSW_ACTL_SCHACT) &&
247 SCSW_ACTL_START_PEND | 247 (sch->schib.pmcw.lpum == mask) &&
248 SCSW_ACTL_RESUME_PEND)) && 248 (sch->vpm == 0)) {
249 (sch->schib.pmcw.lpum == mask)) {
250 int cc = cio_cancel(sch);
251
252 if (cc == -ENODEV)
253 goto out_unreg;
254
255 if (cc == -EINVAL) {
256 cc = cio_clear(sch);
257 if (cc == -ENODEV)
258 goto out_unreg;
259 /* Call handler. */
260 if (sch->driver && sch->driver->termination)
261 sch->driver->termination(&sch->dev);
262 goto out_unlock;
263 }
264 } else if ((sch->schib.scsw.actl & SCSW_ACTL_DEVACT) &&
265 (sch->schib.scsw.actl & SCSW_ACTL_SCHACT) &&
266 (sch->schib.pmcw.lpum == mask)) {
267 int cc; 249 int cc;
268 250
269 cc = cio_clear(sch); 251 cc = cio_clear(sch);
@@ -653,13 +635,13 @@ __chp_add(struct subchannel_id schid, void *data)
653 if (sch->schib.pmcw.chpid[i] == chp->id) { 635 if (sch->schib.pmcw.chpid[i] == chp->id) {
654 if (stsch(sch->schid, &sch->schib) != 0) { 636 if (stsch(sch->schid, &sch->schib) != 0) {
655 /* Endgame. */ 637 /* Endgame. */
656 spin_unlock(&sch->lock); 638 spin_unlock_irq(&sch->lock);
657 return -ENXIO; 639 return -ENXIO;
658 } 640 }
659 break; 641 break;
660 } 642 }
661 if (i==8) { 643 if (i==8) {
662 spin_unlock(&sch->lock); 644 spin_unlock_irq(&sch->lock);
663 return 0; 645 return 0;
664 } 646 }
665 sch->lpm = ((sch->schib.pmcw.pim & 647 sch->lpm = ((sch->schib.pmcw.pim &
diff --git a/drivers/s390/cio/qdio.c b/drivers/s390/cio/qdio.c
index 814f9258ce00..96f519281d92 100644
--- a/drivers/s390/cio/qdio.c
+++ b/drivers/s390/cio/qdio.c
@@ -38,6 +38,7 @@
38#include <linux/kernel.h> 38#include <linux/kernel.h>
39#include <linux/proc_fs.h> 39#include <linux/proc_fs.h>
40#include <linux/timer.h> 40#include <linux/timer.h>
41#include <linux/mempool.h>
41 42
42#include <asm/ccwdev.h> 43#include <asm/ccwdev.h>
43#include <asm/io.h> 44#include <asm/io.h>
@@ -80,6 +81,8 @@ static int indicator_used[INDICATORS_PER_CACHELINE];
80static __u32 * volatile indicators; 81static __u32 * volatile indicators;
81static __u32 volatile spare_indicator; 82static __u32 volatile spare_indicator;
82static atomic_t spare_indicator_usecount; 83static atomic_t spare_indicator_usecount;
84#define QDIO_MEMPOOL_SCSSC_ELEMENTS 2
85static mempool_t *qdio_mempool_scssc;
83 86
84static debug_info_t *qdio_dbf_setup; 87static debug_info_t *qdio_dbf_setup;
85static debug_info_t *qdio_dbf_sbal; 88static debug_info_t *qdio_dbf_sbal;
@@ -1637,7 +1640,7 @@ next:
1637 1640
1638 } 1641 }
1639 kfree(irq_ptr->qdr); 1642 kfree(irq_ptr->qdr);
1640 kfree(irq_ptr); 1643 free_page((unsigned long) irq_ptr);
1641} 1644}
1642 1645
1643static void 1646static void
@@ -2304,7 +2307,7 @@ qdio_get_ssqd_information(struct qdio_irq *irq_ptr)
2304 2307
2305 QDIO_DBF_TEXT0(0,setup,"getssqd"); 2308 QDIO_DBF_TEXT0(0,setup,"getssqd");
2306 qdioac = 0; 2309 qdioac = 0;
2307 ssqd_area = (void *)get_zeroed_page(GFP_KERNEL | GFP_DMA); 2310 ssqd_area = mempool_alloc(qdio_mempool_scssc, GFP_ATOMIC);
2308 if (!ssqd_area) { 2311 if (!ssqd_area) {
2309 QDIO_PRINT_WARN("Could not get memory for chsc. Using all " \ 2312 QDIO_PRINT_WARN("Could not get memory for chsc. Using all " \
2310 "SIGAs for sch x%x.\n", irq_ptr->schid.sch_no); 2313 "SIGAs for sch x%x.\n", irq_ptr->schid.sch_no);
@@ -2364,7 +2367,7 @@ qdio_get_ssqd_information(struct qdio_irq *irq_ptr)
2364out: 2367out:
2365 qdio_check_subchannel_qebsm(irq_ptr, qdioac, 2368 qdio_check_subchannel_qebsm(irq_ptr, qdioac,
2366 ssqd_area->sch_token); 2369 ssqd_area->sch_token);
2367 free_page ((unsigned long) ssqd_area); 2370 mempool_free(ssqd_area, qdio_mempool_scssc);
2368 irq_ptr->qdioac = qdioac; 2371 irq_ptr->qdioac = qdioac;
2369} 2372}
2370 2373
@@ -2458,7 +2461,7 @@ tiqdio_set_subchannel_ind(struct qdio_irq *irq_ptr, int reset_to_zero)
2458 virt_to_phys((volatile void *)irq_ptr->dev_st_chg_ind); 2461 virt_to_phys((volatile void *)irq_ptr->dev_st_chg_ind);
2459 } 2462 }
2460 2463
2461 scssc_area = (void *)get_zeroed_page(GFP_KERNEL | GFP_DMA); 2464 scssc_area = mempool_alloc(qdio_mempool_scssc, GFP_ATOMIC);
2462 if (!scssc_area) { 2465 if (!scssc_area) {
2463 QDIO_PRINT_WARN("No memory for setting indicators on " \ 2466 QDIO_PRINT_WARN("No memory for setting indicators on " \
2464 "subchannel 0.%x.%x.\n", 2467 "subchannel 0.%x.%x.\n",
@@ -2514,7 +2517,7 @@ tiqdio_set_subchannel_ind(struct qdio_irq *irq_ptr, int reset_to_zero)
2514 QDIO_DBF_HEX2(0,setup,&real_addr_dev_st_chg_ind,sizeof(unsigned long)); 2517 QDIO_DBF_HEX2(0,setup,&real_addr_dev_st_chg_ind,sizeof(unsigned long));
2515 result = 0; 2518 result = 0;
2516out: 2519out:
2517 free_page ((unsigned long) scssc_area); 2520 mempool_free(scssc_area, qdio_mempool_scssc);
2518 return result; 2521 return result;
2519 2522
2520} 2523}
@@ -2543,7 +2546,7 @@ tiqdio_set_delay_target(struct qdio_irq *irq_ptr, unsigned long delay_target)
2543 if (!irq_ptr->is_thinint_irq) 2546 if (!irq_ptr->is_thinint_irq)
2544 return -ENODEV; 2547 return -ENODEV;
2545 2548
2546 scsscf_area = (void *)get_zeroed_page(GFP_KERNEL | GFP_DMA); 2549 scsscf_area = mempool_alloc(qdio_mempool_scssc, GFP_ATOMIC);
2547 if (!scsscf_area) { 2550 if (!scsscf_area) {
2548 QDIO_PRINT_WARN("No memory for setting delay target on " \ 2551 QDIO_PRINT_WARN("No memory for setting delay target on " \
2549 "subchannel 0.%x.%x.\n", 2552 "subchannel 0.%x.%x.\n",
@@ -2581,7 +2584,7 @@ tiqdio_set_delay_target(struct qdio_irq *irq_ptr, unsigned long delay_target)
2581 QDIO_DBF_HEX2(0,trace,&delay_target,sizeof(unsigned long)); 2584 QDIO_DBF_HEX2(0,trace,&delay_target,sizeof(unsigned long));
2582 result = 0; /* not critical */ 2585 result = 0; /* not critical */
2583out: 2586out:
2584 free_page ((unsigned long) scsscf_area); 2587 mempool_free(scsscf_area, qdio_mempool_scssc);
2585 return result; 2588 return result;
2586} 2589}
2587 2590
@@ -2980,7 +2983,7 @@ qdio_allocate(struct qdio_initialize *init_data)
2980 qdio_allocate_do_dbf(init_data); 2983 qdio_allocate_do_dbf(init_data);
2981 2984
2982 /* create irq */ 2985 /* create irq */
2983 irq_ptr = kzalloc(sizeof(struct qdio_irq), GFP_KERNEL | GFP_DMA); 2986 irq_ptr = (void *) get_zeroed_page(GFP_KERNEL | GFP_DMA);
2984 2987
2985 QDIO_DBF_TEXT0(0,setup,"irq_ptr:"); 2988 QDIO_DBF_TEXT0(0,setup,"irq_ptr:");
2986 QDIO_DBF_HEX0(0,setup,&irq_ptr,sizeof(void*)); 2989 QDIO_DBF_HEX0(0,setup,&irq_ptr,sizeof(void*));
@@ -2995,7 +2998,7 @@ qdio_allocate(struct qdio_initialize *init_data)
2995 /* QDR must be in DMA area since CCW data address is only 32 bit */ 2998 /* QDR must be in DMA area since CCW data address is only 32 bit */
2996 irq_ptr->qdr=kmalloc(sizeof(struct qdr), GFP_KERNEL | GFP_DMA); 2999 irq_ptr->qdr=kmalloc(sizeof(struct qdr), GFP_KERNEL | GFP_DMA);
2997 if (!(irq_ptr->qdr)) { 3000 if (!(irq_ptr->qdr)) {
2998 kfree(irq_ptr); 3001 free_page((unsigned long) irq_ptr);
2999 QDIO_PRINT_ERR("kmalloc of irq_ptr->qdr failed!\n"); 3002 QDIO_PRINT_ERR("kmalloc of irq_ptr->qdr failed!\n");
3000 return -ENOMEM; 3003 return -ENOMEM;
3001 } 3004 }
@@ -3780,6 +3783,16 @@ oom:
3780 return -ENOMEM; 3783 return -ENOMEM;
3781} 3784}
3782 3785
3786static void *qdio_mempool_alloc(gfp_t gfp_mask, void *size)
3787{
3788 return (void *) get_zeroed_page(gfp_mask|GFP_DMA);
3789}
3790
3791static void qdio_mempool_free(void *element, void *size)
3792{
3793 free_page((unsigned long) element);
3794}
3795
3783static int __init 3796static int __init
3784init_QDIO(void) 3797init_QDIO(void)
3785{ 3798{
@@ -3809,6 +3822,10 @@ init_QDIO(void)
3809 3822
3810 qdio_add_procfs_entry(); 3823 qdio_add_procfs_entry();
3811 3824
3825 qdio_mempool_scssc = mempool_create(QDIO_MEMPOOL_SCSSC_ELEMENTS,
3826 qdio_mempool_alloc,
3827 qdio_mempool_free, NULL);
3828
3812 if (tiqdio_check_chsc_availability()) 3829 if (tiqdio_check_chsc_availability())
3813 QDIO_PRINT_ERR("Not all CHSCs supported. Continuing.\n"); 3830 QDIO_PRINT_ERR("Not all CHSCs supported. Continuing.\n");
3814 3831
@@ -3824,6 +3841,7 @@ cleanup_QDIO(void)
3824 qdio_remove_procfs_entry(); 3841 qdio_remove_procfs_entry();
3825 qdio_release_qdio_memory(); 3842 qdio_release_qdio_memory();
3826 qdio_unregister_dbf_views(); 3843 qdio_unregister_dbf_views();
3844 mempool_destroy(qdio_mempool_scssc);
3827 3845
3828 printk("qdio: %s: module removed\n",version); 3846 printk("qdio: %s: module removed\n",version);
3829} 3847}
diff --git a/drivers/s390/net/qeth_main.c b/drivers/s390/net/qeth_main.c
index b3c6e7907790..cb14642d97aa 100644
--- a/drivers/s390/net/qeth_main.c
+++ b/drivers/s390/net/qeth_main.c
@@ -8014,7 +8014,6 @@ static int (*qeth_old_arp_constructor) (struct neighbour *);
8014 8014
8015static struct neigh_ops arp_direct_ops_template = { 8015static struct neigh_ops arp_direct_ops_template = {
8016 .family = AF_INET, 8016 .family = AF_INET,
8017 .destructor = NULL,
8018 .solicit = NULL, 8017 .solicit = NULL,
8019 .error_report = NULL, 8018 .error_report = NULL,
8020 .output = dev_queue_xmit, 8019 .output = dev_queue_xmit,
diff --git a/drivers/s390/s390mach.c b/drivers/s390/s390mach.c
index 3bf466603512..f99e55308b32 100644
--- a/drivers/s390/s390mach.c
+++ b/drivers/s390/s390mach.c
@@ -13,6 +13,7 @@
13#include <linux/sched.h> 13#include <linux/sched.h>
14#include <linux/errno.h> 14#include <linux/errno.h>
15#include <linux/workqueue.h> 15#include <linux/workqueue.h>
16#include <linux/time.h>
16 17
17#include <asm/lowcore.h> 18#include <asm/lowcore.h>
18 19
@@ -362,12 +363,19 @@ s390_revalidate_registers(struct mci *mci)
362 return kill_task; 363 return kill_task;
363} 364}
364 365
366#define MAX_IPD_COUNT 29
367#define MAX_IPD_TIME (5 * 60 * USEC_PER_SEC) /* 5 minutes */
368
365/* 369/*
366 * machine check handler. 370 * machine check handler.
367 */ 371 */
368void 372void
369s390_do_machine_check(struct pt_regs *regs) 373s390_do_machine_check(struct pt_regs *regs)
370{ 374{
375 static DEFINE_SPINLOCK(ipd_lock);
376 static unsigned long long last_ipd;
377 static int ipd_count;
378 unsigned long long tmp;
371 struct mci *mci; 379 struct mci *mci;
372 struct mcck_struct *mcck; 380 struct mcck_struct *mcck;
373 int umode; 381 int umode;
@@ -404,11 +412,27 @@ s390_do_machine_check(struct pt_regs *regs)
404 s390_handle_damage("processing backup machine " 412 s390_handle_damage("processing backup machine "
405 "check with damage."); 413 "check with damage.");
406 } 414 }
407 if (!umode) 415
408 s390_handle_damage("processing backup machine " 416 /*
409 "check in kernel mode."); 417 * Nullifying exigent condition, therefore we might
410 mcck->kill_task = 1; 418 * retry this instruction.
411 mcck->mcck_code = *(unsigned long long *) mci; 419 */
420
421 spin_lock(&ipd_lock);
422
423 tmp = get_clock();
424
425 if (((tmp - last_ipd) >> 12) < MAX_IPD_TIME)
426 ipd_count++;
427 else
428 ipd_count = 1;
429
430 last_ipd = tmp;
431
432 if (ipd_count == MAX_IPD_COUNT)
433 s390_handle_damage("too many ipd retries.");
434
435 spin_unlock(&ipd_lock);
412 } 436 }
413 else { 437 else {
414 /* Processing damage -> stopping machine */ 438 /* Processing damage -> stopping machine */
diff --git a/drivers/scsi/Kconfig b/drivers/scsi/Kconfig
index 3e7302692dbe..a480a3742d47 100644
--- a/drivers/scsi/Kconfig
+++ b/drivers/scsi/Kconfig
@@ -446,7 +446,9 @@ config SCSI_DPT_I2O
446 446
447config SCSI_ADVANSYS 447config SCSI_ADVANSYS
448 tristate "AdvanSys SCSI support" 448 tristate "AdvanSys SCSI support"
449 depends on (ISA || EISA || PCI) && SCSI && BROKEN 449 depends on SCSI
450 depends on ISA || EISA || PCI
451 depends on BROKEN || X86_32
450 help 452 help
451 This is a driver for all SCSI host adapters manufactured by 453 This is a driver for all SCSI host adapters manufactured by
452 AdvanSys. It is documented in the kernel source in 454 AdvanSys. It is documented in the kernel source in
diff --git a/drivers/scsi/advansys.c b/drivers/scsi/advansys.c
index 28b93057b607..2a419634b256 100644
--- a/drivers/scsi/advansys.c
+++ b/drivers/scsi/advansys.c
@@ -2051,7 +2051,7 @@ STATIC ASC_DCNT AscGetMaxDmaCount(ushort);
2051#define ADV_VADDR_TO_U32 virt_to_bus 2051#define ADV_VADDR_TO_U32 virt_to_bus
2052#define ADV_U32_TO_VADDR bus_to_virt 2052#define ADV_U32_TO_VADDR bus_to_virt
2053 2053
2054#define AdvPortAddr ulong /* Virtual memory address size */ 2054#define AdvPortAddr void __iomem * /* Virtual memory address size */
2055 2055
2056/* 2056/*
2057 * Define Adv Library required memory access macros. 2057 * Define Adv Library required memory access macros.
diff --git a/drivers/serial/cpm_uart/cpm_uart.h b/drivers/serial/cpm_uart/cpm_uart.h
index 73c8a088c160..aa5eb7ddeda9 100644
--- a/drivers/serial/cpm_uart/cpm_uart.h
+++ b/drivers/serial/cpm_uart/cpm_uart.h
@@ -10,6 +10,8 @@
10#define CPM_UART_H 10#define CPM_UART_H
11 11
12#include <linux/config.h> 12#include <linux/config.h>
13#include <linux/platform_device.h>
14#include <linux/fs_uart_pd.h>
13 15
14#if defined(CONFIG_CPM2) 16#if defined(CONFIG_CPM2)
15#include "cpm_uart_cpm2.h" 17#include "cpm_uart_cpm2.h"
@@ -26,14 +28,14 @@
26#define FLAG_SMC 0x00000002 28#define FLAG_SMC 0x00000002
27#define FLAG_CONSOLE 0x00000001 29#define FLAG_CONSOLE 0x00000001
28 30
29#define UART_SMC1 0 31#define UART_SMC1 fsid_smc1_uart
30#define UART_SMC2 1 32#define UART_SMC2 fsid_smc2_uart
31#define UART_SCC1 2 33#define UART_SCC1 fsid_scc1_uart
32#define UART_SCC2 3 34#define UART_SCC2 fsid_scc2_uart
33#define UART_SCC3 4 35#define UART_SCC3 fsid_scc3_uart
34#define UART_SCC4 5 36#define UART_SCC4 fsid_scc4_uart
35 37
36#define UART_NR 6 38#define UART_NR fs_uart_nr
37 39
38#define RX_NUM_FIFO 4 40#define RX_NUM_FIFO 4
39#define RX_BUF_SIZE 32 41#define RX_BUF_SIZE 32
@@ -64,6 +66,7 @@ struct uart_cpm_port {
64 uint dp_addr; 66 uint dp_addr;
65 void *mem_addr; 67 void *mem_addr;
66 dma_addr_t dma_addr; 68 dma_addr_t dma_addr;
69 u32 mem_size;
67 /* helpers */ 70 /* helpers */
68 int baud; 71 int baud;
69 int bits; 72 int bits;
@@ -90,4 +93,36 @@ void scc2_lineif(struct uart_cpm_port *pinfo);
90void scc3_lineif(struct uart_cpm_port *pinfo); 93void scc3_lineif(struct uart_cpm_port *pinfo);
91void scc4_lineif(struct uart_cpm_port *pinfo); 94void scc4_lineif(struct uart_cpm_port *pinfo);
92 95
96/*
97 virtual to phys transtalion
98*/
99static inline unsigned long cpu2cpm_addr(void* addr, struct uart_cpm_port *pinfo)
100{
101 int offset;
102 u32 val = (u32)addr;
103 /* sane check */
104 if ((val >= (u32)pinfo->mem_addr) &&
105 (val<((u32)pinfo->mem_addr + pinfo->mem_size))) {
106 offset = val - (u32)pinfo->mem_addr;
107 return pinfo->dma_addr+offset;
108 }
109 printk("%s(): address %x to translate out of range!\n", __FUNCTION__, val);
110 return 0;
111}
112
113static inline void *cpm2cpu_addr(unsigned long addr, struct uart_cpm_port *pinfo)
114{
115 int offset;
116 u32 val = addr;
117 /* sane check */
118 if ((val >= pinfo->dma_addr) &&
119 (val<(pinfo->dma_addr + pinfo->mem_size))) {
120 offset = val - (u32)pinfo->dma_addr;
121 return (void*)(pinfo->mem_addr+offset);
122 }
123 printk("%s(): address %x to translate out of range!\n", __FUNCTION__, val);
124 return 0;
125}
126
127
93#endif /* CPM_UART_H */ 128#endif /* CPM_UART_H */
diff --git a/drivers/serial/cpm_uart/cpm_uart_core.c b/drivers/serial/cpm_uart/cpm_uart_core.c
index b7bf4c698a47..ced193bf9e1e 100644
--- a/drivers/serial/cpm_uart/cpm_uart_core.c
+++ b/drivers/serial/cpm_uart/cpm_uart_core.c
@@ -41,6 +41,7 @@
41#include <linux/device.h> 41#include <linux/device.h>
42#include <linux/bootmem.h> 42#include <linux/bootmem.h>
43#include <linux/dma-mapping.h> 43#include <linux/dma-mapping.h>
44#include <linux/fs_uart_pd.h>
44 45
45#include <asm/io.h> 46#include <asm/io.h>
46#include <asm/irq.h> 47#include <asm/irq.h>
@@ -60,7 +61,7 @@
60/* Track which ports are configured as uarts */ 61/* Track which ports are configured as uarts */
61int cpm_uart_port_map[UART_NR]; 62int cpm_uart_port_map[UART_NR];
62/* How many ports did we config as uarts */ 63/* How many ports did we config as uarts */
63int cpm_uart_nr; 64int cpm_uart_nr = 0;
64 65
65/**************************************************************/ 66/**************************************************************/
66 67
@@ -71,18 +72,36 @@ static void cpm_uart_initbd(struct uart_cpm_port *pinfo);
71 72
72/**************************************************************/ 73/**************************************************************/
73 74
74static inline unsigned long cpu2cpm_addr(void *addr) 75
76/* Place-holder for board-specific stuff */
77struct platform_device* __attribute__ ((weak)) __init
78early_uart_get_pdev(int index)
75{ 79{
76 if ((unsigned long)addr >= CPM_ADDR) 80 return NULL;
77 return (unsigned long)addr;
78 return virt_to_bus(addr);
79} 81}
80 82
81static inline void *cpm2cpu_addr(unsigned long addr) 83
84void cpm_uart_count(void)
82{ 85{
83 if (addr >= CPM_ADDR) 86 cpm_uart_nr = 0;
84 return (void *)addr; 87#ifdef CONFIG_SERIAL_CPM_SMC1
85 return bus_to_virt(addr); 88 cpm_uart_port_map[cpm_uart_nr++] = UART_SMC1;
89#endif
90#ifdef CONFIG_SERIAL_CPM_SMC2
91 cpm_uart_port_map[cpm_uart_nr++] = UART_SMC2;
92#endif
93#ifdef CONFIG_SERIAL_CPM_SCC1
94 cpm_uart_port_map[cpm_uart_nr++] = UART_SCC1;
95#endif
96#ifdef CONFIG_SERIAL_CPM_SCC2
97 cpm_uart_port_map[cpm_uart_nr++] = UART_SCC2;
98#endif
99#ifdef CONFIG_SERIAL_CPM_SCC3
100 cpm_uart_port_map[cpm_uart_nr++] = UART_SCC3;
101#endif
102#ifdef CONFIG_SERIAL_CPM_SCC4
103 cpm_uart_port_map[cpm_uart_nr++] = UART_SCC4;
104#endif
86} 105}
87 106
88/* 107/*
@@ -258,7 +277,7 @@ static void cpm_uart_int_rx(struct uart_port *port, struct pt_regs *regs)
258 } 277 }
259 278
260 /* get pointer */ 279 /* get pointer */
261 cp = cpm2cpu_addr(bdp->cbd_bufaddr); 280 cp = cpm2cpu_addr(bdp->cbd_bufaddr, pinfo);
262 281
263 /* loop through the buffer */ 282 /* loop through the buffer */
264 while (i-- > 0) { 283 while (i-- > 0) {
@@ -601,7 +620,7 @@ static int cpm_uart_tx_pump(struct uart_port *port)
601 /* Pick next descriptor and fill from buffer */ 620 /* Pick next descriptor and fill from buffer */
602 bdp = pinfo->tx_cur; 621 bdp = pinfo->tx_cur;
603 622
604 p = cpm2cpu_addr(bdp->cbd_bufaddr); 623 p = cpm2cpu_addr(bdp->cbd_bufaddr, pinfo);
605 624
606 *p++ = port->x_char; 625 *p++ = port->x_char;
607 bdp->cbd_datlen = 1; 626 bdp->cbd_datlen = 1;
@@ -628,7 +647,7 @@ static int cpm_uart_tx_pump(struct uart_port *port)
628 647
629 while (!(bdp->cbd_sc & BD_SC_READY) && (xmit->tail != xmit->head)) { 648 while (!(bdp->cbd_sc & BD_SC_READY) && (xmit->tail != xmit->head)) {
630 count = 0; 649 count = 0;
631 p = cpm2cpu_addr(bdp->cbd_bufaddr); 650 p = cpm2cpu_addr(bdp->cbd_bufaddr, pinfo);
632 while (count < pinfo->tx_fifosize) { 651 while (count < pinfo->tx_fifosize) {
633 *p++ = xmit->buf[xmit->tail]; 652 *p++ = xmit->buf[xmit->tail];
634 xmit->tail = (xmit->tail + 1) & (UART_XMIT_SIZE - 1); 653 xmit->tail = (xmit->tail + 1) & (UART_XMIT_SIZE - 1);
@@ -677,12 +696,12 @@ static void cpm_uart_initbd(struct uart_cpm_port *pinfo)
677 mem_addr = pinfo->mem_addr; 696 mem_addr = pinfo->mem_addr;
678 bdp = pinfo->rx_cur = pinfo->rx_bd_base; 697 bdp = pinfo->rx_cur = pinfo->rx_bd_base;
679 for (i = 0; i < (pinfo->rx_nrfifos - 1); i++, bdp++) { 698 for (i = 0; i < (pinfo->rx_nrfifos - 1); i++, bdp++) {
680 bdp->cbd_bufaddr = cpu2cpm_addr(mem_addr); 699 bdp->cbd_bufaddr = cpu2cpm_addr(mem_addr, pinfo);
681 bdp->cbd_sc = BD_SC_EMPTY | BD_SC_INTRPT; 700 bdp->cbd_sc = BD_SC_EMPTY | BD_SC_INTRPT;
682 mem_addr += pinfo->rx_fifosize; 701 mem_addr += pinfo->rx_fifosize;
683 } 702 }
684 703
685 bdp->cbd_bufaddr = cpu2cpm_addr(mem_addr); 704 bdp->cbd_bufaddr = cpu2cpm_addr(mem_addr, pinfo);
686 bdp->cbd_sc = BD_SC_WRAP | BD_SC_EMPTY | BD_SC_INTRPT; 705 bdp->cbd_sc = BD_SC_WRAP | BD_SC_EMPTY | BD_SC_INTRPT;
687 706
688 /* Set the physical address of the host memory 707 /* Set the physical address of the host memory
@@ -692,12 +711,12 @@ static void cpm_uart_initbd(struct uart_cpm_port *pinfo)
692 mem_addr = pinfo->mem_addr + L1_CACHE_ALIGN(pinfo->rx_nrfifos * pinfo->rx_fifosize); 711 mem_addr = pinfo->mem_addr + L1_CACHE_ALIGN(pinfo->rx_nrfifos * pinfo->rx_fifosize);
693 bdp = pinfo->tx_cur = pinfo->tx_bd_base; 712 bdp = pinfo->tx_cur = pinfo->tx_bd_base;
694 for (i = 0; i < (pinfo->tx_nrfifos - 1); i++, bdp++) { 713 for (i = 0; i < (pinfo->tx_nrfifos - 1); i++, bdp++) {
695 bdp->cbd_bufaddr = cpu2cpm_addr(mem_addr); 714 bdp->cbd_bufaddr = cpu2cpm_addr(mem_addr, pinfo);
696 bdp->cbd_sc = BD_SC_INTRPT; 715 bdp->cbd_sc = BD_SC_INTRPT;
697 mem_addr += pinfo->tx_fifosize; 716 mem_addr += pinfo->tx_fifosize;
698 } 717 }
699 718
700 bdp->cbd_bufaddr = cpu2cpm_addr(mem_addr); 719 bdp->cbd_bufaddr = cpu2cpm_addr(mem_addr, pinfo);
701 bdp->cbd_sc = BD_SC_WRAP | BD_SC_INTRPT; 720 bdp->cbd_sc = BD_SC_WRAP | BD_SC_INTRPT;
702} 721}
703 722
@@ -829,14 +848,6 @@ static int cpm_uart_request_port(struct uart_port *port)
829 if (pinfo->flags & FLAG_CONSOLE) 848 if (pinfo->flags & FLAG_CONSOLE)
830 return 0; 849 return 0;
831 850
832 /*
833 * Setup any port IO, connect any baud rate generators,
834 * etc. This is expected to be handled by board
835 * dependant code
836 */
837 if (pinfo->set_lineif)
838 pinfo->set_lineif(pinfo);
839
840 if (IS_SMC(pinfo)) { 851 if (IS_SMC(pinfo)) {
841 pinfo->smcp->smc_smcm &= ~(SMCM_RX | SMCM_TX); 852 pinfo->smcp->smc_smcm &= ~(SMCM_RX | SMCM_TX);
842 pinfo->smcp->smc_smcmr &= ~(SMCMR_REN | SMCMR_TEN); 853 pinfo->smcp->smc_smcmr &= ~(SMCMR_REN | SMCMR_TEN);
@@ -988,6 +999,54 @@ struct uart_cpm_port cpm_uart_ports[UART_NR] = {
988 }, 999 },
989}; 1000};
990 1001
1002int cpm_uart_drv_get_platform_data(struct platform_device *pdev, int is_con)
1003{
1004 struct resource *r;
1005 struct fs_uart_platform_info *pdata = pdev->dev.platform_data;
1006 int idx = pdata->fs_no; /* It is UART_SMCx or UART_SCCx index */
1007 struct uart_cpm_port *pinfo;
1008 int line;
1009 u32 mem, pram;
1010
1011 for (line=0; line<UART_NR && cpm_uart_port_map[line]!=pdata->fs_no; line++);
1012
1013 pinfo = (struct uart_cpm_port *) &cpm_uart_ports[idx];
1014
1015 pinfo->brg = pdata->brg;
1016
1017 if (!is_con) {
1018 pinfo->port.line = line;
1019 pinfo->port.flags = UPF_BOOT_AUTOCONF;
1020 }
1021
1022 if (!(r = platform_get_resource_byname(pdev, IORESOURCE_MEM, "regs")))
1023 return -EINVAL;
1024 mem = r->start;
1025
1026 if (!(r = platform_get_resource_byname(pdev, IORESOURCE_MEM, "pram")))
1027 return -EINVAL;
1028 pram = r->start;
1029
1030 if(idx > fsid_smc2_uart) {
1031 pinfo->sccp = (scc_t *)mem;
1032 pinfo->sccup = (scc_uart_t *)pram;
1033 } else {
1034 pinfo->smcp = (smc_t *)mem;
1035 pinfo->smcup = (smc_uart_t *)pram;
1036 }
1037 pinfo->tx_nrfifos = pdata->tx_num_fifo;
1038 pinfo->tx_fifosize = pdata->tx_buf_size;
1039
1040 pinfo->rx_nrfifos = pdata->rx_num_fifo;
1041 pinfo->rx_fifosize = pdata->rx_buf_size;
1042
1043 pinfo->port.uartclk = pdata->uart_clk;
1044 pinfo->port.mapbase = (unsigned long)mem;
1045 pinfo->port.irq = platform_get_irq(pdev, 0);
1046
1047 return 0;
1048}
1049
991#ifdef CONFIG_SERIAL_CPM_CONSOLE 1050#ifdef CONFIG_SERIAL_CPM_CONSOLE
992/* 1051/*
993 * Print a string to the serial port trying not to disturb 1052 * Print a string to the serial port trying not to disturb
@@ -1027,7 +1086,7 @@ static void cpm_uart_console_write(struct console *co, const char *s,
1027 * If the buffer address is in the CPM DPRAM, don't 1086 * If the buffer address is in the CPM DPRAM, don't
1028 * convert it. 1087 * convert it.
1029 */ 1088 */
1030 cp = cpm2cpu_addr(bdp->cbd_bufaddr); 1089 cp = cpm2cpu_addr(bdp->cbd_bufaddr, pinfo);
1031 1090
1032 *cp = *s; 1091 *cp = *s;
1033 1092
@@ -1044,7 +1103,7 @@ static void cpm_uart_console_write(struct console *co, const char *s,
1044 while ((bdp->cbd_sc & BD_SC_READY) != 0) 1103 while ((bdp->cbd_sc & BD_SC_READY) != 0)
1045 ; 1104 ;
1046 1105
1047 cp = cpm2cpu_addr(bdp->cbd_bufaddr); 1106 cp = cpm2cpu_addr(bdp->cbd_bufaddr, pinfo);
1048 1107
1049 *cp = 13; 1108 *cp = 13;
1050 bdp->cbd_datlen = 1; 1109 bdp->cbd_datlen = 1;
@@ -1067,9 +1126,7 @@ static void cpm_uart_console_write(struct console *co, const char *s,
1067 pinfo->tx_cur = (volatile cbd_t *) bdp; 1126 pinfo->tx_cur = (volatile cbd_t *) bdp;
1068} 1127}
1069 1128
1070/* 1129
1071 * Setup console. Be careful is called early !
1072 */
1073static int __init cpm_uart_console_setup(struct console *co, char *options) 1130static int __init cpm_uart_console_setup(struct console *co, char *options)
1074{ 1131{
1075 struct uart_port *port; 1132 struct uart_port *port;
@@ -1080,9 +1137,27 @@ static int __init cpm_uart_console_setup(struct console *co, char *options)
1080 int flow = 'n'; 1137 int flow = 'n';
1081 int ret; 1138 int ret;
1082 1139
1140 struct fs_uart_platform_info *pdata;
1141 struct platform_device* pdev = early_uart_get_pdev(co->index);
1142
1083 port = 1143 port =
1084 (struct uart_port *)&cpm_uart_ports[cpm_uart_port_map[co->index]]; 1144 (struct uart_port *)&cpm_uart_ports[cpm_uart_port_map[co->index]];
1085 pinfo = (struct uart_cpm_port *)port; 1145 pinfo = (struct uart_cpm_port *)port;
1146 if (!pdev) {
1147 pr_info("cpm_uart: console: compat mode\n");
1148 /* compatibility - will be cleaned up */
1149 cpm_uart_init_portdesc();
1150
1151 if (pinfo->set_lineif)
1152 pinfo->set_lineif(pinfo);
1153 } else {
1154 pdata = pdev->dev.platform_data;
1155 if (pdata)
1156 if (pdata->init_ioports)
1157 pdata->init_ioports();
1158
1159 cpm_uart_drv_get_platform_data(pdev, 1);
1160 }
1086 1161
1087 pinfo->flags |= FLAG_CONSOLE; 1162 pinfo->flags |= FLAG_CONSOLE;
1088 1163
@@ -1097,14 +1172,6 @@ static int __init cpm_uart_console_setup(struct console *co, char *options)
1097 baud = 9600; 1172 baud = 9600;
1098 } 1173 }
1099 1174
1100 /*
1101 * Setup any port IO, connect any baud rate generators,
1102 * etc. This is expected to be handled by board
1103 * dependant code
1104 */
1105 if (pinfo->set_lineif)
1106 pinfo->set_lineif(pinfo);
1107
1108 if (IS_SMC(pinfo)) { 1175 if (IS_SMC(pinfo)) {
1109 pinfo->smcp->smc_smcm &= ~(SMCM_RX | SMCM_TX); 1176 pinfo->smcp->smc_smcm &= ~(SMCM_RX | SMCM_TX);
1110 pinfo->smcp->smc_smcmr &= ~(SMCMR_REN | SMCMR_TEN); 1177 pinfo->smcp->smc_smcmr &= ~(SMCMR_REN | SMCMR_TEN);
@@ -1143,11 +1210,8 @@ static struct console cpm_scc_uart_console = {
1143 1210
1144int __init cpm_uart_console_init(void) 1211int __init cpm_uart_console_init(void)
1145{ 1212{
1146 int ret = cpm_uart_init_portdesc(); 1213 register_console(&cpm_scc_uart_console);
1147 1214 return 0;
1148 if (!ret)
1149 register_console(&cpm_scc_uart_console);
1150 return ret;
1151} 1215}
1152 1216
1153console_initcall(cpm_uart_console_init); 1217console_initcall(cpm_uart_console_init);
@@ -1165,44 +1229,130 @@ static struct uart_driver cpm_reg = {
1165 .minor = SERIAL_CPM_MINOR, 1229 .minor = SERIAL_CPM_MINOR,
1166 .cons = CPM_UART_CONSOLE, 1230 .cons = CPM_UART_CONSOLE,
1167}; 1231};
1168 1232static int cpm_uart_drv_probe(struct device *dev)
1169static int __init cpm_uart_init(void)
1170{ 1233{
1171 int ret, i; 1234 struct platform_device *pdev = to_platform_device(dev);
1172 1235 struct fs_uart_platform_info *pdata;
1173 printk(KERN_INFO "Serial: CPM driver $Revision: 0.01 $\n"); 1236 int ret = -ENODEV;
1174 1237
1175#ifndef CONFIG_SERIAL_CPM_CONSOLE 1238 if(!pdev) {
1176 ret = cpm_uart_init_portdesc(); 1239 printk(KERN_ERR"CPM UART: platform data missing!\n");
1177 if (ret)
1178 return ret; 1240 return ret;
1179#endif 1241 }
1180 1242
1181 cpm_reg.nr = cpm_uart_nr; 1243 pdata = pdev->dev.platform_data;
1182 ret = uart_register_driver(&cpm_reg); 1244 pr_debug("cpm_uart_drv_probe: Adding CPM UART %d\n",
1245 cpm_uart_port_map[pdata->fs_no]);
1183 1246
1184 if (ret) 1247 if ((ret = cpm_uart_drv_get_platform_data(pdev, 0)))
1185 return ret; 1248 return ret;
1186 1249
1187 for (i = 0; i < cpm_uart_nr; i++) { 1250 if (pdata->init_ioports)
1188 int con = cpm_uart_port_map[i]; 1251 pdata->init_ioports();
1189 cpm_uart_ports[con].port.line = i;
1190 cpm_uart_ports[con].port.flags = UPF_BOOT_AUTOCONF;
1191 uart_add_one_port(&cpm_reg, &cpm_uart_ports[con].port);
1192 }
1193 1252
1194 return ret; 1253 ret = uart_add_one_port(&cpm_reg, &cpm_uart_ports[pdata->fs_no].port);
1254
1255 return ret;
1195} 1256}
1196 1257
1197static void __exit cpm_uart_exit(void) 1258static int cpm_uart_drv_remove(struct device *dev)
1259{
1260 struct platform_device *pdev = to_platform_device(dev);
1261 struct fs_uart_platform_info *pdata = pdev->dev.platform_data;
1262
1263 pr_debug("cpm_uart_drv_remove: Removing CPM UART %d\n",
1264 cpm_uart_port_map[pdata->fs_no]);
1265
1266 uart_remove_one_port(&cpm_reg, &cpm_uart_ports[pdata->fs_no].port);
1267 return 0;
1268}
1269
1270static struct device_driver cpm_smc_uart_driver = {
1271 .name = "fsl-cpm-smc:uart",
1272 .bus = &platform_bus_type,
1273 .probe = cpm_uart_drv_probe,
1274 .remove = cpm_uart_drv_remove,
1275};
1276
1277static struct device_driver cpm_scc_uart_driver = {
1278 .name = "fsl-cpm-scc:uart",
1279 .bus = &platform_bus_type,
1280 .probe = cpm_uart_drv_probe,
1281 .remove = cpm_uart_drv_remove,
1282};
1283
1284/*
1285 This is supposed to match uart devices on platform bus,
1286 */
1287static int match_is_uart (struct device* dev, void* data)
1198{ 1288{
1289 struct platform_device* pdev = container_of(dev, struct platform_device, dev);
1290 int ret = 0;
1291 /* this was setfunc as uart */
1292 if(strstr(pdev->name,":uart")) {
1293 ret = 1;
1294 }
1295 return ret;
1296}
1297
1298
1299static int cpm_uart_init(void) {
1300
1301 int ret;
1199 int i; 1302 int i;
1303 struct device *dev;
1304 printk(KERN_INFO "Serial: CPM driver $Revision: 0.02 $\n");
1305
1306 /* lookup the bus for uart devices */
1307 dev = bus_find_device(&platform_bus_type, NULL, 0, match_is_uart);
1308
1309 /* There are devices on the bus - all should be OK */
1310 if (dev) {
1311 cpm_uart_count();
1312 cpm_reg.nr = cpm_uart_nr;
1313
1314 if (!(ret = uart_register_driver(&cpm_reg))) {
1315 if ((ret = driver_register(&cpm_smc_uart_driver))) {
1316 uart_unregister_driver(&cpm_reg);
1317 return ret;
1318 }
1319 if ((ret = driver_register(&cpm_scc_uart_driver))) {
1320 driver_unregister(&cpm_scc_uart_driver);
1321 uart_unregister_driver(&cpm_reg);
1322 }
1323 }
1324 } else {
1325 /* No capable platform devices found - falling back to legacy mode */
1326 pr_info("cpm_uart: WARNING: no UART devices found on platform bus!\n");
1327 pr_info(
1328 "cpm_uart: the driver will guess configuration, but this mode is no longer supported.\n");
1329#ifndef CONFIG_SERIAL_CPM_CONSOLE
1330 ret = cpm_uart_init_portdesc();
1331 if (ret)
1332 return ret;
1333#endif
1334
1335 cpm_reg.nr = cpm_uart_nr;
1336 ret = uart_register_driver(&cpm_reg);
1337
1338 if (ret)
1339 return ret;
1340
1341 for (i = 0; i < cpm_uart_nr; i++) {
1342 int con = cpm_uart_port_map[i];
1343 cpm_uart_ports[con].port.line = i;
1344 cpm_uart_ports[con].port.flags = UPF_BOOT_AUTOCONF;
1345 uart_add_one_port(&cpm_reg, &cpm_uart_ports[con].port);
1346 }
1200 1347
1201 for (i = 0; i < cpm_uart_nr; i++) {
1202 int con = cpm_uart_port_map[i];
1203 uart_remove_one_port(&cpm_reg, &cpm_uart_ports[con].port);
1204 } 1348 }
1349 return ret;
1350}
1205 1351
1352static void __exit cpm_uart_exit(void)
1353{
1354 driver_unregister(&cpm_scc_uart_driver);
1355 driver_unregister(&cpm_smc_uart_driver);
1206 uart_unregister_driver(&cpm_reg); 1356 uart_unregister_driver(&cpm_reg);
1207} 1357}
1208 1358
diff --git a/drivers/serial/cpm_uart/cpm_uart_cpm1.c b/drivers/serial/cpm_uart/cpm_uart_cpm1.c
index d789ee55cbb7..a5a30622637a 100644
--- a/drivers/serial/cpm_uart/cpm_uart_cpm1.c
+++ b/drivers/serial/cpm_uart/cpm_uart_cpm1.c
@@ -81,58 +81,11 @@ void cpm_line_cr_cmd(int line, int cmd)
81 81
82void smc1_lineif(struct uart_cpm_port *pinfo) 82void smc1_lineif(struct uart_cpm_port *pinfo)
83{ 83{
84 volatile cpm8xx_t *cp = cpmp;
85
86 (void)cp; /* fix warning */
87#if defined (CONFIG_MPC885ADS)
88 /* Enable SMC1 transceivers */
89 {
90 cp->cp_pepar |= 0x000000c0;
91 cp->cp_pedir &= ~0x000000c0;
92 cp->cp_peso &= ~0x00000040;
93 cp->cp_peso |= 0x00000080;
94 }
95#elif defined (CONFIG_MPC86XADS)
96 unsigned int iobits = 0x000000c0;
97
98 if (!pinfo->is_portb) {
99 cp->cp_pbpar |= iobits;
100 cp->cp_pbdir &= ~iobits;
101 cp->cp_pbodr &= ~iobits;
102 } else {
103 ((immap_t *)IMAP_ADDR)->im_ioport.iop_papar |= iobits;
104 ((immap_t *)IMAP_ADDR)->im_ioport.iop_padir &= ~iobits;
105 ((immap_t *)IMAP_ADDR)->im_ioport.iop_paodr &= ~iobits;
106 }
107#endif
108 pinfo->brg = 1; 84 pinfo->brg = 1;
109} 85}
110 86
111void smc2_lineif(struct uart_cpm_port *pinfo) 87void smc2_lineif(struct uart_cpm_port *pinfo)
112{ 88{
113 volatile cpm8xx_t *cp = cpmp;
114
115 (void)cp; /* fix warning */
116#if defined (CONFIG_MPC885ADS)
117 cp->cp_pepar |= 0x00000c00;
118 cp->cp_pedir &= ~0x00000c00;
119 cp->cp_peso &= ~0x00000400;
120 cp->cp_peso |= 0x00000800;
121#elif defined (CONFIG_MPC86XADS)
122 unsigned int iobits = 0x00000c00;
123
124 if (!pinfo->is_portb) {
125 cp->cp_pbpar |= iobits;
126 cp->cp_pbdir &= ~iobits;
127 cp->cp_pbodr &= ~iobits;
128 } else {
129 ((immap_t *)IMAP_ADDR)->im_ioport.iop_papar |= iobits;
130 ((immap_t *)IMAP_ADDR)->im_ioport.iop_padir &= ~iobits;
131 ((immap_t *)IMAP_ADDR)->im_ioport.iop_paodr &= ~iobits;
132 }
133
134#endif
135
136 pinfo->brg = 2; 89 pinfo->brg = 2;
137} 90}
138 91
@@ -191,7 +144,7 @@ int cpm_uart_allocbuf(struct uart_cpm_port *pinfo, unsigned int is_con)
191 /* was hostalloc but changed cause it blows away the */ 144 /* was hostalloc but changed cause it blows away the */
192 /* large tlb mapping when pinning the kernel area */ 145 /* large tlb mapping when pinning the kernel area */
193 mem_addr = (u8 *) cpm_dpram_addr(cpm_dpalloc(memsz, 8)); 146 mem_addr = (u8 *) cpm_dpram_addr(cpm_dpalloc(memsz, 8));
194 dma_addr = 0; 147 dma_addr = (u32)mem_addr;
195 } else 148 } else
196 mem_addr = dma_alloc_coherent(NULL, memsz, &dma_addr, 149 mem_addr = dma_alloc_coherent(NULL, memsz, &dma_addr,
197 GFP_KERNEL); 150 GFP_KERNEL);
@@ -204,8 +157,9 @@ int cpm_uart_allocbuf(struct uart_cpm_port *pinfo, unsigned int is_con)
204 } 157 }
205 158
206 pinfo->dp_addr = dp_offset; 159 pinfo->dp_addr = dp_offset;
207 pinfo->mem_addr = mem_addr; 160 pinfo->mem_addr = mem_addr; /* virtual address*/
208 pinfo->dma_addr = dma_addr; 161 pinfo->dma_addr = dma_addr; /* physical address*/
162 pinfo->mem_size = memsz;
209 163
210 pinfo->rx_buf = mem_addr; 164 pinfo->rx_buf = mem_addr;
211 pinfo->tx_buf = pinfo->rx_buf + L1_CACHE_ALIGN(pinfo->rx_nrfifos 165 pinfo->tx_buf = pinfo->rx_buf + L1_CACHE_ALIGN(pinfo->rx_nrfifos
diff --git a/drivers/serial/cpm_uart/cpm_uart_cpm2.c b/drivers/serial/cpm_uart/cpm_uart_cpm2.c
index fd9e53ed3feb..7c6b07aeea92 100644
--- a/drivers/serial/cpm_uart/cpm_uart_cpm2.c
+++ b/drivers/serial/cpm_uart/cpm_uart_cpm2.c
@@ -142,14 +142,6 @@ void scc2_lineif(struct uart_cpm_port *pinfo)
142 * be supported in a sane fashion. 142 * be supported in a sane fashion.
143 */ 143 */
144#ifndef CONFIG_STX_GP3 144#ifndef CONFIG_STX_GP3
145#ifdef CONFIG_MPC8560_ADS
146 volatile iop_cpm2_t *io = &cpm2_immr->im_ioport;
147 io->iop_ppard |= 0x00000018;
148 io->iop_psord &= ~0x00000008; /* Rx */
149 io->iop_psord &= ~0x00000010; /* Tx */
150 io->iop_pdird &= ~0x00000008; /* Rx */
151 io->iop_pdird |= 0x00000010; /* Tx */
152#else
153 volatile iop_cpm2_t *io = &cpm2_immr->im_ioport; 145 volatile iop_cpm2_t *io = &cpm2_immr->im_ioport;
154 io->iop_pparb |= 0x008b0000; 146 io->iop_pparb |= 0x008b0000;
155 io->iop_pdirb |= 0x00880000; 147 io->iop_pdirb |= 0x00880000;
@@ -157,7 +149,6 @@ void scc2_lineif(struct uart_cpm_port *pinfo)
157 io->iop_pdirb &= ~0x00030000; 149 io->iop_pdirb &= ~0x00030000;
158 io->iop_psorb &= ~0x00030000; 150 io->iop_psorb &= ~0x00030000;
159#endif 151#endif
160#endif
161 cpm2_immr->im_cpmux.cmx_scr &= 0xff00ffff; 152 cpm2_immr->im_cpmux.cmx_scr &= 0xff00ffff;
162 cpm2_immr->im_cpmux.cmx_scr |= 0x00090000; 153 cpm2_immr->im_cpmux.cmx_scr |= 0x00090000;
163 pinfo->brg = 2; 154 pinfo->brg = 2;
@@ -218,8 +209,10 @@ int cpm_uart_allocbuf(struct uart_cpm_port *pinfo, unsigned int is_con)
218 209
219 memsz = L1_CACHE_ALIGN(pinfo->rx_nrfifos * pinfo->rx_fifosize) + 210 memsz = L1_CACHE_ALIGN(pinfo->rx_nrfifos * pinfo->rx_fifosize) +
220 L1_CACHE_ALIGN(pinfo->tx_nrfifos * pinfo->tx_fifosize); 211 L1_CACHE_ALIGN(pinfo->tx_nrfifos * pinfo->tx_fifosize);
221 if (is_con) 212 if (is_con) {
222 mem_addr = alloc_bootmem(memsz); 213 mem_addr = alloc_bootmem(memsz);
214 dma_addr = mem_addr;
215 }
223 else 216 else
224 mem_addr = dma_alloc_coherent(NULL, memsz, &dma_addr, 217 mem_addr = dma_alloc_coherent(NULL, memsz, &dma_addr,
225 GFP_KERNEL); 218 GFP_KERNEL);
@@ -234,6 +227,7 @@ int cpm_uart_allocbuf(struct uart_cpm_port *pinfo, unsigned int is_con)
234 pinfo->dp_addr = dp_offset; 227 pinfo->dp_addr = dp_offset;
235 pinfo->mem_addr = mem_addr; 228 pinfo->mem_addr = mem_addr;
236 pinfo->dma_addr = dma_addr; 229 pinfo->dma_addr = dma_addr;
230 pinfo->mem_size = memsz;
237 231
238 pinfo->rx_buf = mem_addr; 232 pinfo->rx_buf = mem_addr;
239 pinfo->tx_buf = pinfo->rx_buf + L1_CACHE_ALIGN(pinfo->rx_nrfifos 233 pinfo->tx_buf = pinfo->rx_buf + L1_CACHE_ALIGN(pinfo->rx_nrfifos
diff --git a/drivers/serial/m32r_sio.c b/drivers/serial/m32r_sio.c
index e9c10c0a30fc..321a40f33b50 100644
--- a/drivers/serial/m32r_sio.c
+++ b/drivers/serial/m32r_sio.c
@@ -1057,7 +1057,6 @@ static void m32r_sio_console_write(struct console *co, const char *s,
1057{ 1057{
1058 struct uart_sio_port *up = &m32r_sio_ports[co->index]; 1058 struct uart_sio_port *up = &m32r_sio_ports[co->index];
1059 unsigned int ier; 1059 unsigned int ier;
1060 int i;
1061 1060
1062 /* 1061 /*
1063 * First save the UER then disable the interrupts 1062 * First save the UER then disable the interrupts
diff --git a/drivers/sn/ioc3.c b/drivers/sn/ioc3.c
index 0b49ff78efc1..501316b198e5 100644
--- a/drivers/sn/ioc3.c
+++ b/drivers/sn/ioc3.c
@@ -678,7 +678,7 @@ static int ioc3_probe(struct pci_dev *pdev, const struct pci_device_id *pci_id)
678 /* Track PCI-device specific data */ 678 /* Track PCI-device specific data */
679 pci_set_drvdata(pdev, idd); 679 pci_set_drvdata(pdev, idd);
680 down_write(&ioc3_devices_rwsem); 680 down_write(&ioc3_devices_rwsem);
681 list_add(&idd->list, &ioc3_devices); 681 list_add_tail(&idd->list, &ioc3_devices);
682 idd->id = ioc3_counter++; 682 idd->id = ioc3_counter++;
683 up_write(&ioc3_devices_rwsem); 683 up_write(&ioc3_devices_rwsem);
684 684
diff --git a/drivers/usb/gadget/inode.c b/drivers/usb/gadget/inode.c
index 42b457030b03..0eb010a3f5bc 100644
--- a/drivers/usb/gadget/inode.c
+++ b/drivers/usb/gadget/inode.c
@@ -1614,6 +1614,7 @@ static int activate_ep_files (struct dev_data *dev)
1614 data, &ep_config_operations, 1614 data, &ep_config_operations,
1615 &data->dentry); 1615 &data->dentry);
1616 if (!data->inode) { 1616 if (!data->inode) {
1617 usb_ep_free_request(ep, data->req);
1617 kfree (data); 1618 kfree (data);
1618 goto enomem; 1619 goto enomem;
1619 } 1620 }
diff --git a/drivers/usb/gadget/net2280.c b/drivers/usb/gadget/net2280.c
index 6a4b93ad1082..0b9293493957 100644
--- a/drivers/usb/gadget/net2280.c
+++ b/drivers/usb/gadget/net2280.c
@@ -2166,7 +2166,7 @@ static void handle_ep_small (struct net2280_ep *ep)
2166 ep->stopped = 1; 2166 ep->stopped = 1;
2167 set_halt (ep); 2167 set_halt (ep);
2168 mode = 2; 2168 mode = 2;
2169 } else if (!req && ep->stopped) 2169 } else if (!req && !ep->stopped)
2170 write_fifo (ep, NULL); 2170 write_fifo (ep, NULL);
2171 } 2171 }
2172 } else { 2172 } else {
@@ -2280,9 +2280,7 @@ static void handle_ep_small (struct net2280_ep *ep)
2280 /* if we wrote it all, we're usually done */ 2280 /* if we wrote it all, we're usually done */
2281 if (req->req.actual == req->req.length) { 2281 if (req->req.actual == req->req.length) {
2282 if (ep->num == 0) { 2282 if (ep->num == 0) {
2283 /* wait for control status */ 2283 /* send zlps until the status stage */
2284 if (mode != 2)
2285 req = NULL;
2286 } else if (!req->req.zero || len != ep->ep.maxpacket) 2284 } else if (!req->req.zero || len != ep->ep.maxpacket)
2287 mode = 2; 2285 mode = 2;
2288 } 2286 }
@@ -2744,6 +2742,10 @@ static irqreturn_t net2280_irq (int irq, void *_dev, struct pt_regs * r)
2744{ 2742{
2745 struct net2280 *dev = _dev; 2743 struct net2280 *dev = _dev;
2746 2744
2745 /* shared interrupt, not ours */
2746 if (!(readl(&dev->regs->irqstat0) & (1 << INTA_ASSERTED)))
2747 return IRQ_NONE;
2748
2747 spin_lock (&dev->lock); 2749 spin_lock (&dev->lock);
2748 2750
2749 /* handle disconnect, dma, and more */ 2751 /* handle disconnect, dma, and more */
@@ -2831,13 +2833,13 @@ static int net2280_probe (struct pci_dev *pdev, const struct pci_device_id *id)
2831 } 2833 }
2832 2834
2833 /* alloc, and start init */ 2835 /* alloc, and start init */
2834 dev = kmalloc (sizeof *dev, SLAB_KERNEL); 2836 dev = kzalloc (sizeof *dev, SLAB_KERNEL);
2835 if (dev == NULL){ 2837 if (dev == NULL){
2836 retval = -ENOMEM; 2838 retval = -ENOMEM;
2837 goto done; 2839 goto done;
2838 } 2840 }
2839 2841
2840 memset (dev, 0, sizeof *dev); 2842 pci_set_drvdata (pdev, dev);
2841 spin_lock_init (&dev->lock); 2843 spin_lock_init (&dev->lock);
2842 dev->pdev = pdev; 2844 dev->pdev = pdev;
2843 dev->gadget.ops = &net2280_ops; 2845 dev->gadget.ops = &net2280_ops;
@@ -2950,7 +2952,6 @@ static int net2280_probe (struct pci_dev *pdev, const struct pci_device_id *id)
2950 dev->chiprev = get_idx_reg (dev->regs, REG_CHIPREV) & 0xffff; 2952 dev->chiprev = get_idx_reg (dev->regs, REG_CHIPREV) & 0xffff;
2951 2953
2952 /* done */ 2954 /* done */
2953 pci_set_drvdata (pdev, dev);
2954 INFO (dev, "%s\n", driver_desc); 2955 INFO (dev, "%s\n", driver_desc);
2955 INFO (dev, "irq %s, pci mem %p, chip rev %04x\n", 2956 INFO (dev, "irq %s, pci mem %p, chip rev %04x\n",
2956 bufp, base, dev->chiprev); 2957 bufp, base, dev->chiprev);
diff --git a/drivers/usb/host/ehci-pci.c b/drivers/usb/host/ehci-pci.c
index 1e03f1a5a5fd..a1bd2bea6deb 100644
--- a/drivers/usb/host/ehci-pci.c
+++ b/drivers/usb/host/ehci-pci.c
@@ -350,7 +350,7 @@ static const struct hc_driver ehci_pci_hc_driver = {
350/* PCI driver selection metadata; PCI hotplugging uses this */ 350/* PCI driver selection metadata; PCI hotplugging uses this */
351static const struct pci_device_id pci_ids [] = { { 351static const struct pci_device_id pci_ids [] = { {
352 /* handle any USB 2.0 EHCI controller */ 352 /* handle any USB 2.0 EHCI controller */
353 PCI_DEVICE_CLASS(((PCI_CLASS_SERIAL_USB << 8) | 0x20), ~0), 353 PCI_DEVICE_CLASS(PCI_CLASS_SERIAL_USB_EHCI, ~0),
354 .driver_data = (unsigned long) &ehci_pci_hc_driver, 354 .driver_data = (unsigned long) &ehci_pci_hc_driver,
355 }, 355 },
356 { /* end: all zeroes */ } 356 { /* end: all zeroes */ }
diff --git a/drivers/usb/host/ohci-pci.c b/drivers/usb/host/ohci-pci.c
index 1bfe96f4d045..b268537e389e 100644
--- a/drivers/usb/host/ohci-pci.c
+++ b/drivers/usb/host/ohci-pci.c
@@ -206,7 +206,7 @@ static const struct hc_driver ohci_pci_hc_driver = {
206 206
207static const struct pci_device_id pci_ids [] = { { 207static const struct pci_device_id pci_ids [] = { {
208 /* handle any USB OHCI controller */ 208 /* handle any USB OHCI controller */
209 PCI_DEVICE_CLASS((PCI_CLASS_SERIAL_USB << 8) | 0x10, ~0), 209 PCI_DEVICE_CLASS(PCI_CLASS_SERIAL_USB_OHCI, ~0),
210 .driver_data = (unsigned long) &ohci_pci_hc_driver, 210 .driver_data = (unsigned long) &ohci_pci_hc_driver,
211 }, { /* end: all zeroes */ } 211 }, { /* end: all zeroes */ }
212}; 212};
diff --git a/drivers/usb/host/uhci-hcd.c b/drivers/usb/host/uhci-hcd.c
index c0c4db78b590..d225e11f4055 100644
--- a/drivers/usb/host/uhci-hcd.c
+++ b/drivers/usb/host/uhci-hcd.c
@@ -858,7 +858,7 @@ static const struct hc_driver uhci_driver = {
858 858
859static const struct pci_device_id uhci_pci_ids[] = { { 859static const struct pci_device_id uhci_pci_ids[] = { {
860 /* handle any USB UHCI controller */ 860 /* handle any USB UHCI controller */
861 PCI_DEVICE_CLASS(((PCI_CLASS_SERIAL_USB << 8) | 0x00), ~0), 861 PCI_DEVICE_CLASS(PCI_CLASS_SERIAL_USB_UHCI, ~0),
862 .driver_data = (unsigned long) &uhci_driver, 862 .driver_data = (unsigned long) &uhci_driver,
863 }, { /* end: all zeroes */ } 863 }, { /* end: all zeroes */ }
864}; 864};
diff --git a/drivers/usb/serial/ftdi_sio.c b/drivers/usb/serial/ftdi_sio.c
index f5851db67f5b..82151207d814 100644
--- a/drivers/usb/serial/ftdi_sio.c
+++ b/drivers/usb/serial/ftdi_sio.c
@@ -308,6 +308,7 @@ static struct ftdi_sio_quirk ftdi_HE_TIRA1_quirk = {
308 308
309static struct usb_device_id id_table_combined [] = { 309static struct usb_device_id id_table_combined [] = {
310 { USB_DEVICE(FTDI_VID, FTDI_IRTRANS_PID) }, 310 { USB_DEVICE(FTDI_VID, FTDI_IRTRANS_PID) },
311 { USB_DEVICE(FTDI_VID, FTDI_IPLUS_PID) },
311 { USB_DEVICE(FTDI_VID, FTDI_SIO_PID) }, 312 { USB_DEVICE(FTDI_VID, FTDI_SIO_PID) },
312 { USB_DEVICE(FTDI_VID, FTDI_8U232AM_PID) }, 313 { USB_DEVICE(FTDI_VID, FTDI_8U232AM_PID) },
313 { USB_DEVICE(FTDI_VID, FTDI_8U232AM_ALT_PID) }, 314 { USB_DEVICE(FTDI_VID, FTDI_8U232AM_ALT_PID) },
@@ -493,6 +494,8 @@ static struct usb_device_id id_table_combined [] = {
493 { USB_DEVICE(FTDI_VID, FTDI_WESTREX_MODEL_777_PID) }, 494 { USB_DEVICE(FTDI_VID, FTDI_WESTREX_MODEL_777_PID) },
494 { USB_DEVICE(FTDI_VID, FTDI_WESTREX_MODEL_8900F_PID) }, 495 { USB_DEVICE(FTDI_VID, FTDI_WESTREX_MODEL_8900F_PID) },
495 { USB_DEVICE(FTDI_VID, FTDI_PCDJ_DAC2_PID) }, 496 { USB_DEVICE(FTDI_VID, FTDI_PCDJ_DAC2_PID) },
497 { USB_DEVICE(FTDI_VID, FTDI_RRCIRKITS_LOCOBUFFER_PID) },
498 { USB_DEVICE(FTDI_VID, FTDI_ASK_RDR400_PID) },
496 { USB_DEVICE(ICOM_ID1_VID, ICOM_ID1_PID) }, 499 { USB_DEVICE(ICOM_ID1_VID, ICOM_ID1_PID) },
497 { USB_DEVICE(PAPOUCH_VID, PAPOUCH_TMU_PID) }, 500 { USB_DEVICE(PAPOUCH_VID, PAPOUCH_TMU_PID) },
498 { }, /* Optional parameter entry */ 501 { }, /* Optional parameter entry */
diff --git a/drivers/usb/serial/ftdi_sio.h b/drivers/usb/serial/ftdi_sio.h
index 2155f0e4a378..2c55a5ea9c99 100644
--- a/drivers/usb/serial/ftdi_sio.h
+++ b/drivers/usb/serial/ftdi_sio.h
@@ -39,6 +39,9 @@
39/* www.thoughttechnology.com/ TT-USB provide with procomp use ftdi_sio */ 39/* www.thoughttechnology.com/ TT-USB provide with procomp use ftdi_sio */
40#define FTDI_TTUSB_PID 0xFF20 /* Product Id */ 40#define FTDI_TTUSB_PID 0xFF20 /* Product Id */
41 41
42/* iPlus device */
43#define FTDI_IPLUS_PID 0xD070 /* Product Id */
44
42/* www.crystalfontz.com devices - thanx for providing free devices for evaluation ! */ 45/* www.crystalfontz.com devices - thanx for providing free devices for evaluation ! */
43/* they use the ftdi chipset for the USB interface and the vendor id is the same */ 46/* they use the ftdi chipset for the USB interface and the vendor id is the same */
44#define FTDI_XF_632_PID 0xFC08 /* 632: 16x2 Character Display */ 47#define FTDI_XF_632_PID 0xFC08 /* 632: 16x2 Character Display */
@@ -153,6 +156,11 @@
153#define ICOM_ID1_PID 0x0004 156#define ICOM_ID1_PID 0x0004
154 157
155/* 158/*
159 * ASK.fr devices
160 */
161#define FTDI_ASK_RDR400_PID 0xC991 /* ASK RDR 400 series card reader */
162
163/*
156 * DSS-20 Sync Station for Sony Ericsson P800 164 * DSS-20 Sync Station for Sony Ericsson P800
157 */ 165 */
158 166
@@ -400,6 +408,11 @@
400#define FTDI_WESTREX_MODEL_8900F_PID 0xDC01 /* Model 8900F */ 408#define FTDI_WESTREX_MODEL_8900F_PID 0xDC01 /* Model 8900F */
401 409
402/* 410/*
411 * RR-CirKits LocoBuffer USB (http://www.rr-cirkits.com)
412 */
413#define FTDI_RRCIRKITS_LOCOBUFFER_PID 0xc7d0 /* LocoBuffer USB */
414
415/*
403 * Eclo (http://www.eclo.pt/) product IDs. 416 * Eclo (http://www.eclo.pt/) product IDs.
404 * PID 0xEA90 submitted by Martin Grill. 417 * PID 0xEA90 submitted by Martin Grill.
405 */ 418 */
diff --git a/drivers/usb/serial/pl2303.c b/drivers/usb/serial/pl2303.c
index ccf746b27d4e..c96714bb1cb8 100644
--- a/drivers/usb/serial/pl2303.c
+++ b/drivers/usb/serial/pl2303.c
@@ -61,6 +61,7 @@ static struct usb_device_id id_table [] = {
61 { USB_DEVICE(ELCOM_VENDOR_ID, ELCOM_PRODUCT_ID) }, 61 { USB_DEVICE(ELCOM_VENDOR_ID, ELCOM_PRODUCT_ID) },
62 { USB_DEVICE(ELCOM_VENDOR_ID, ELCOM_PRODUCT_ID_UCSGT) }, 62 { USB_DEVICE(ELCOM_VENDOR_ID, ELCOM_PRODUCT_ID_UCSGT) },
63 { USB_DEVICE(ITEGNO_VENDOR_ID, ITEGNO_PRODUCT_ID) }, 63 { USB_DEVICE(ITEGNO_VENDOR_ID, ITEGNO_PRODUCT_ID) },
64 { USB_DEVICE(ITEGNO_VENDOR_ID, ITEGNO_PRODUCT_ID_2080) },
64 { USB_DEVICE(MA620_VENDOR_ID, MA620_PRODUCT_ID) }, 65 { USB_DEVICE(MA620_VENDOR_ID, MA620_PRODUCT_ID) },
65 { USB_DEVICE(RATOC_VENDOR_ID, RATOC_PRODUCT_ID) }, 66 { USB_DEVICE(RATOC_VENDOR_ID, RATOC_PRODUCT_ID) },
66 { USB_DEVICE(TRIPP_VENDOR_ID, TRIPP_PRODUCT_ID) }, 67 { USB_DEVICE(TRIPP_VENDOR_ID, TRIPP_PRODUCT_ID) },
diff --git a/drivers/usb/serial/pl2303.h b/drivers/usb/serial/pl2303.h
index 09f379b19e98..7f29e81d3e35 100644
--- a/drivers/usb/serial/pl2303.h
+++ b/drivers/usb/serial/pl2303.h
@@ -26,6 +26,7 @@
26 26
27#define ITEGNO_VENDOR_ID 0x0eba 27#define ITEGNO_VENDOR_ID 0x0eba
28#define ITEGNO_PRODUCT_ID 0x1080 28#define ITEGNO_PRODUCT_ID 0x1080
29#define ITEGNO_PRODUCT_ID_2080 0x2080
29 30
30#define MA620_VENDOR_ID 0x0df7 31#define MA620_VENDOR_ID 0x0df7
31#define MA620_PRODUCT_ID 0x0620 32#define MA620_PRODUCT_ID 0x0620
diff --git a/drivers/usb/serial/whiteheat.c b/drivers/usb/serial/whiteheat.c
index 557411c6e7c7..f806553cd9a4 100644
--- a/drivers/usb/serial/whiteheat.c
+++ b/drivers/usb/serial/whiteheat.c
@@ -508,6 +508,7 @@ no_firmware:
508 err("%s: Unable to retrieve firmware version, try replugging\n", serial->type->description); 508 err("%s: Unable to retrieve firmware version, try replugging\n", serial->type->description);
509 err("%s: If the firmware is not running (status led not blinking)\n", serial->type->description); 509 err("%s: If the firmware is not running (status led not blinking)\n", serial->type->description);
510 err("%s: please contact support@connecttech.com\n", serial->type->description); 510 err("%s: please contact support@connecttech.com\n", serial->type->description);
511 kfree(result);
511 return -ENODEV; 512 return -ENODEV;
512 513
513no_command_private: 514no_command_private:
diff --git a/drivers/usb/storage/Kconfig b/drivers/usb/storage/Kconfig
index 92be101feba7..be9eec225743 100644
--- a/drivers/usb/storage/Kconfig
+++ b/drivers/usb/storage/Kconfig
@@ -48,7 +48,8 @@ config USB_STORAGE_FREECOM
48 48
49config USB_STORAGE_ISD200 49config USB_STORAGE_ISD200
50 bool "ISD-200 USB/ATA Bridge support" 50 bool "ISD-200 USB/ATA Bridge support"
51 depends on USB_STORAGE && BLK_DEV_IDE 51 depends on USB_STORAGE
52 depends on BLK_DEV_IDE=y || BLK_DEV_IDE=USB_STORAGE
52 ---help--- 53 ---help---
53 Say Y here if you want to use USB Mass Store devices based 54 Say Y here if you want to use USB Mass Store devices based
54 on the In-Systems Design ISD-200 USB/ATA bridge. 55 on the In-Systems Design ISD-200 USB/ATA bridge.
diff --git a/drivers/usb/storage/unusual_devs.h b/drivers/usb/storage/unusual_devs.h
index c4a9dcff5f2b..aec5ea8682d5 100644
--- a/drivers/usb/storage/unusual_devs.h
+++ b/drivers/usb/storage/unusual_devs.h
@@ -411,7 +411,7 @@ UNUSUAL_DEV( 0x050d, 0x0115, 0x0133, 0x0133,
411UNUSUAL_DEV( 0x0525, 0xa140, 0x0100, 0x0100, 411UNUSUAL_DEV( 0x0525, 0xa140, 0x0100, 0x0100,
412 "Iomega", 412 "Iomega",
413 "USB Clik! 40", 413 "USB Clik! 40",
414 US_SC_8070, US_PR_BULK, NULL, 414 US_SC_8070, US_PR_DEVICE, NULL,
415 US_FL_FIX_INQUIRY ), 415 US_FL_FIX_INQUIRY ),
416 416
417/* Yakumo Mega Image 37 417/* Yakumo Mega Image 37
@@ -773,6 +773,13 @@ UNUSUAL_DEV( 0x069b, 0x3004, 0x0001, 0x0001,
773 US_SC_DEVICE, US_PR_DEVICE, NULL, 773 US_SC_DEVICE, US_PR_DEVICE, NULL,
774 US_FL_FIX_CAPACITY ), 774 US_FL_FIX_CAPACITY ),
775 775
776/* Reported by Olivier Blondeau <zeitoun@gmail.com> */
777UNUSUAL_DEV( 0x0727, 0x0306, 0x0100, 0x0100,
778 "ATMEL",
779 "SND1 Storage",
780 US_SC_DEVICE, US_PR_DEVICE, NULL,
781 US_FL_IGNORE_RESIDUE),
782
776/* Submitted by Roman Hodek <roman@hodek.net> */ 783/* Submitted by Roman Hodek <roman@hodek.net> */
777UNUSUAL_DEV( 0x0781, 0x0001, 0x0200, 0x0200, 784UNUSUAL_DEV( 0x0781, 0x0001, 0x0200, 0x0200,
778 "Sandisk", 785 "Sandisk",
diff --git a/drivers/video/Kconfig b/drivers/video/Kconfig
index 9060e7137441..4587087d777a 100644
--- a/drivers/video/Kconfig
+++ b/drivers/video/Kconfig
@@ -400,6 +400,8 @@ config FB_ASILIANT
400 select FB_CFB_FILLRECT 400 select FB_CFB_FILLRECT
401 select FB_CFB_COPYAREA 401 select FB_CFB_COPYAREA
402 select FB_CFB_IMAGEBLIT 402 select FB_CFB_IMAGEBLIT
403 help
404 This is the frame buffer device driver for the Asiliant 69030 chipset
403 405
404config FB_IMSTT 406config FB_IMSTT
405 bool "IMS Twin Turbo display support" 407 bool "IMS Twin Turbo display support"
diff --git a/drivers/video/aty/radeon_base.c b/drivers/video/aty/radeon_base.c
index 9a6b5b39b88e..387a18a47ac2 100644
--- a/drivers/video/aty/radeon_base.c
+++ b/drivers/video/aty/radeon_base.c
@@ -2265,7 +2265,7 @@ static struct bin_attribute edid2_attr = {
2265}; 2265};
2266 2266
2267 2267
2268static int radeonfb_pci_register (struct pci_dev *pdev, 2268static int __devinit radeonfb_pci_register (struct pci_dev *pdev,
2269 const struct pci_device_id *ent) 2269 const struct pci_device_id *ent)
2270{ 2270{
2271 struct fb_info *info; 2271 struct fb_info *info;
diff --git a/drivers/video/au1200fb.c b/drivers/video/au1200fb.c
index b367de30b98c..600d3e0e08b7 100644
--- a/drivers/video/au1200fb.c
+++ b/drivers/video/au1200fb.c
@@ -1920,1925 +1920,3 @@ module_exit(au1200fb_cleanup);
1920 1920
1921MODULE_DESCRIPTION(DRIVER_DESC); 1921MODULE_DESCRIPTION(DRIVER_DESC);
1922MODULE_LICENSE("GPL"); 1922MODULE_LICENSE("GPL");
1923/*
1924 * BRIEF MODULE DESCRIPTION
1925 * Au1200 LCD Driver.
1926 *
1927 * Copyright 2004-2005 AMD
1928 * Author: AMD
1929 *
1930 * Based on:
1931 * linux/drivers/video/skeletonfb.c -- Skeleton for a frame buffer device
1932 * Created 28 Dec 1997 by Geert Uytterhoeven
1933 *
1934 * This program is free software; you can redistribute it and/or modify it
1935 * under the terms of the GNU General Public License as published by the
1936 * Free Software Foundation; either version 2 of the License, or (at your
1937 * option) any later version.
1938 *
1939 * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED
1940 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
1941 * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN
1942 * NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
1943 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
1944 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
1945 * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
1946 * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
1947 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
1948 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
1949 *
1950 * You should have received a copy of the GNU General Public License along
1951 * with this program; if not, write to the Free Software Foundation, Inc.,
1952 * 675 Mass Ave, Cambridge, MA 02139, USA.
1953 */
1954
1955#include <linux/module.h>
1956#include <linux/platform_device.h>
1957#include <linux/kernel.h>
1958#include <linux/errno.h>
1959#include <linux/string.h>
1960#include <linux/mm.h>
1961#include <linux/fb.h>
1962#include <linux/init.h>
1963#include <linux/interrupt.h>
1964#include <linux/ctype.h>
1965#include <linux/dma-mapping.h>
1966
1967#include <asm/mach-au1x00/au1000.h>
1968#include "au1200fb.h"
1969
1970#ifdef CONFIG_PM
1971#include <asm/mach-au1x00/au1xxx_pm.h>
1972#endif
1973
1974#ifndef CONFIG_FB_AU1200_DEVS
1975#define CONFIG_FB_AU1200_DEVS 4
1976#endif
1977
1978#define DRIVER_NAME "au1200fb"
1979#define DRIVER_DESC "LCD controller driver for AU1200 processors"
1980
1981#define DEBUG 1
1982
1983#define print_err(f, arg...) printk(KERN_ERR DRIVER_NAME ": " f "\n", ## arg)
1984#define print_warn(f, arg...) printk(KERN_WARNING DRIVER_NAME ": " f "\n", ## arg)
1985#define print_info(f, arg...) printk(KERN_INFO DRIVER_NAME ": " f "\n", ## arg)
1986
1987#if DEBUG
1988#define print_dbg(f, arg...) printk(KERN_DEBUG __FILE__ ": " f "\n", ## arg)
1989#else
1990#define print_dbg(f, arg...) do {} while (0)
1991#endif
1992
1993
1994#define AU1200_LCD_FB_IOCTL 0x46FF
1995
1996#define AU1200_LCD_SET_SCREEN 1
1997#define AU1200_LCD_GET_SCREEN 2
1998#define AU1200_LCD_SET_WINDOW 3
1999#define AU1200_LCD_GET_WINDOW 4
2000#define AU1200_LCD_SET_PANEL 5
2001#define AU1200_LCD_GET_PANEL 6
2002
2003#define SCREEN_SIZE (1<< 1)
2004#define SCREEN_BACKCOLOR (1<< 2)
2005#define SCREEN_BRIGHTNESS (1<< 3)
2006#define SCREEN_COLORKEY (1<< 4)
2007#define SCREEN_MASK (1<< 5)
2008
2009struct au1200_lcd_global_regs_t {
2010 unsigned int flags;
2011 unsigned int xsize;
2012 unsigned int ysize;
2013 unsigned int backcolor;
2014 unsigned int brightness;
2015 unsigned int colorkey;
2016 unsigned int mask;
2017 unsigned int panel_choice;
2018 char panel_desc[80];
2019
2020};
2021
2022#define WIN_POSITION (1<< 0)
2023#define WIN_ALPHA_COLOR (1<< 1)
2024#define WIN_ALPHA_MODE (1<< 2)
2025#define WIN_PRIORITY (1<< 3)
2026#define WIN_CHANNEL (1<< 4)
2027#define WIN_BUFFER_FORMAT (1<< 5)
2028#define WIN_COLOR_ORDER (1<< 6)
2029#define WIN_PIXEL_ORDER (1<< 7)
2030#define WIN_SIZE (1<< 8)
2031#define WIN_COLORKEY_MODE (1<< 9)
2032#define WIN_DOUBLE_BUFFER_MODE (1<< 10)
2033#define WIN_RAM_ARRAY_MODE (1<< 11)
2034#define WIN_BUFFER_SCALE (1<< 12)
2035#define WIN_ENABLE (1<< 13)
2036
2037struct au1200_lcd_window_regs_t {
2038 unsigned int flags;
2039 unsigned int xpos;
2040 unsigned int ypos;
2041 unsigned int alpha_color;
2042 unsigned int alpha_mode;
2043 unsigned int priority;
2044 unsigned int channel;
2045 unsigned int buffer_format;
2046 unsigned int color_order;
2047 unsigned int pixel_order;
2048 unsigned int xsize;
2049 unsigned int ysize;
2050 unsigned int colorkey_mode;
2051 unsigned int double_buffer_mode;
2052 unsigned int ram_array_mode;
2053 unsigned int xscale;
2054 unsigned int yscale;
2055 unsigned int enable;
2056};
2057
2058
2059struct au1200_lcd_iodata_t {
2060 unsigned int subcmd;
2061 struct au1200_lcd_global_regs_t global;
2062 struct au1200_lcd_window_regs_t window;
2063};
2064
2065#if defined(__BIG_ENDIAN)
2066#define LCD_CONTROL_DEFAULT_PO LCD_CONTROL_PO_11
2067#else
2068#define LCD_CONTROL_DEFAULT_PO LCD_CONTROL_PO_00
2069#endif
2070#define LCD_CONTROL_DEFAULT_SBPPF LCD_CONTROL_SBPPF_565
2071
2072/* Private, per-framebuffer management information (independent of the panel itself) */
2073struct au1200fb_device {
2074 struct fb_info fb_info; /* FB driver info record */
2075
2076 int plane;
2077 unsigned char* fb_mem; /* FrameBuffer memory map */
2078 unsigned int fb_len;
2079 dma_addr_t fb_phys;
2080};
2081
2082static struct au1200fb_device _au1200fb_devices[CONFIG_FB_AU1200_DEVS];
2083/********************************************************************/
2084
2085/* LCD controller restrictions */
2086#define AU1200_LCD_MAX_XRES 1280
2087#define AU1200_LCD_MAX_YRES 1024
2088#define AU1200_LCD_MAX_BPP 32
2089#define AU1200_LCD_MAX_CLK 96000000 /* fixme: this needs to go away ? */
2090#define AU1200_LCD_NBR_PALETTE_ENTRIES 256
2091
2092/* Default number of visible screen buffer to allocate */
2093#define AU1200FB_NBR_VIDEO_BUFFERS 1
2094
2095/********************************************************************/
2096
2097static struct au1200_lcd *lcd = (struct au1200_lcd *) AU1200_LCD_ADDR;
2098static int window_index = 2; /* default is zero */
2099static int panel_index = 2; /* default is zero */
2100static struct window_settings *win;
2101static struct panel_settings *panel;
2102static int noblanking = 1;
2103static int nohwcursor = 0;
2104
2105struct window_settings {
2106 unsigned char name[64];
2107 uint32 mode_backcolor;
2108 uint32 mode_colorkey;
2109 uint32 mode_colorkeymsk;
2110 struct {
2111 int xres;
2112 int yres;
2113 int xpos;
2114 int ypos;
2115 uint32 mode_winctrl1; /* winctrl1[FRM,CCO,PO,PIPE] */
2116 uint32 mode_winenable;
2117 } w[4];
2118};
2119
2120#if defined(__BIG_ENDIAN)
2121#define LCD_WINCTRL1_PO_16BPP LCD_WINCTRL1_PO_00
2122#else
2123#define LCD_WINCTRL1_PO_16BPP LCD_WINCTRL1_PO_01
2124#endif
2125
2126extern int board_au1200fb_panel_init (void);
2127extern int board_au1200fb_panel_shutdown (void);
2128
2129#ifdef CONFIG_PM
2130int au1200fb_pm_callback(au1xxx_power_dev_t *dev,
2131 au1xxx_request_t request, void *data);
2132au1xxx_power_dev_t *LCD_pm_dev;
2133#endif
2134
2135/*
2136 * Default window configurations
2137 */
2138static struct window_settings windows[] = {
2139 { /* Index 0 */
2140 "0-FS gfx, 1-video, 2-ovly gfx, 3-ovly gfx",
2141 /* mode_backcolor */ 0x006600ff,
2142 /* mode_colorkey,msk*/ 0, 0,
2143 {
2144 {
2145 /* xres, yres, xpos, ypos */ 0, 0, 0, 0,
2146 /* mode_winctrl1 */ LCD_WINCTRL1_FRM_16BPP565 |
2147 LCD_WINCTRL1_PO_16BPP,
2148 /* mode_winenable*/ LCD_WINENABLE_WEN0,
2149 },
2150 {
2151 /* xres, yres, xpos, ypos */ 100, 100, 100, 100,
2152 /* mode_winctrl1 */ LCD_WINCTRL1_FRM_16BPP565 |
2153 LCD_WINCTRL1_PO_16BPP |
2154 LCD_WINCTRL1_PIPE,
2155 /* mode_winenable*/ LCD_WINENABLE_WEN1,
2156 },
2157 {
2158 /* xres, yres, xpos, ypos */ 0, 0, 0, 0,
2159 /* mode_winctrl1 */ LCD_WINCTRL1_FRM_16BPP565 |
2160 LCD_WINCTRL1_PO_16BPP,
2161 /* mode_winenable*/ 0,
2162 },
2163 {
2164 /* xres, yres, xpos, ypos */ 0, 0, 0, 0,
2165 /* mode_winctrl1 */ LCD_WINCTRL1_FRM_16BPP565 |
2166 LCD_WINCTRL1_PO_16BPP |
2167 LCD_WINCTRL1_PIPE,
2168 /* mode_winenable*/ 0,
2169 },
2170 },
2171 },
2172
2173 { /* Index 1 */
2174 "0-FS gfx, 1-video, 2-ovly gfx, 3-ovly gfx",
2175 /* mode_backcolor */ 0x006600ff,
2176 /* mode_colorkey,msk*/ 0, 0,
2177 {
2178 {
2179 /* xres, yres, xpos, ypos */ 320, 240, 5, 5,
2180 /* mode_winctrl1 */ LCD_WINCTRL1_FRM_24BPP |
2181 LCD_WINCTRL1_PO_00,
2182 /* mode_winenable*/ LCD_WINENABLE_WEN0,
2183 },
2184 {
2185 /* xres, yres, xpos, ypos */ 0, 0, 0, 0,
2186 /* mode_winctrl1 */ LCD_WINCTRL1_FRM_16BPP565
2187 | LCD_WINCTRL1_PO_16BPP,
2188 /* mode_winenable*/ 0,
2189 },
2190 {
2191 /* xres, yres, xpos, ypos */ 100, 100, 0, 0,
2192 /* mode_winctrl1 */ LCD_WINCTRL1_FRM_16BPP565 |
2193 LCD_WINCTRL1_PO_16BPP |
2194 LCD_WINCTRL1_PIPE,
2195 /* mode_winenable*/ 0/*LCD_WINENABLE_WEN2*/,
2196 },
2197 {
2198 /* xres, yres, xpos, ypos */ 200, 25, 0, 0,
2199 /* mode_winctrl1 */ LCD_WINCTRL1_FRM_16BPP565 |
2200 LCD_WINCTRL1_PO_16BPP |
2201 LCD_WINCTRL1_PIPE,
2202 /* mode_winenable*/ 0,
2203 },
2204 },
2205 },
2206 { /* Index 2 */
2207 "0-FS gfx, 1-video, 2-ovly gfx, 3-ovly gfx",
2208 /* mode_backcolor */ 0x006600ff,
2209 /* mode_colorkey,msk*/ 0, 0,
2210 {
2211 {
2212 /* xres, yres, xpos, ypos */ 0, 0, 0, 0,
2213 /* mode_winctrl1 */ LCD_WINCTRL1_FRM_16BPP565 |
2214 LCD_WINCTRL1_PO_16BPP,
2215 /* mode_winenable*/ LCD_WINENABLE_WEN0,
2216 },
2217 {
2218 /* xres, yres, xpos, ypos */ 0, 0, 0, 0,
2219 /* mode_winctrl1 */ LCD_WINCTRL1_FRM_16BPP565 |
2220 LCD_WINCTRL1_PO_16BPP,
2221 /* mode_winenable*/ 0,
2222 },
2223 {
2224 /* xres, yres, xpos, ypos */ 0, 0, 0, 0,
2225 /* mode_winctrl1 */ LCD_WINCTRL1_FRM_32BPP |
2226 LCD_WINCTRL1_PO_00|LCD_WINCTRL1_PIPE,
2227 /* mode_winenable*/ 0/*LCD_WINENABLE_WEN2*/,
2228 },
2229 {
2230 /* xres, yres, xpos, ypos */ 0, 0, 0, 0,
2231 /* mode_winctrl1 */ LCD_WINCTRL1_FRM_16BPP565 |
2232 LCD_WINCTRL1_PO_16BPP |
2233 LCD_WINCTRL1_PIPE,
2234 /* mode_winenable*/ 0,
2235 },
2236 },
2237 },
2238 /* Need VGA 640 @ 24bpp, @ 32bpp */
2239 /* Need VGA 800 @ 24bpp, @ 32bpp */
2240 /* Need VGA 1024 @ 24bpp, @ 32bpp */
2241};
2242
2243/*
2244 * Controller configurations for various panels.
2245 */
2246
2247struct panel_settings
2248{
2249 const char name[25]; /* Full name <vendor>_<model> */
2250
2251 struct fb_monspecs monspecs; /* FB monitor specs */
2252
2253 /* panel timings */
2254 uint32 mode_screen;
2255 uint32 mode_horztiming;
2256 uint32 mode_verttiming;
2257 uint32 mode_clkcontrol;
2258 uint32 mode_pwmdiv;
2259 uint32 mode_pwmhi;
2260 uint32 mode_outmask;
2261 uint32 mode_fifoctrl;
2262 uint32 mode_toyclksrc;
2263 uint32 mode_backlight;
2264 uint32 mode_auxpll;
2265 int (*device_init)(void);
2266 int (*device_shutdown)(void);
2267#define Xres min_xres
2268#define Yres min_yres
2269 u32 min_xres; /* Minimum horizontal resolution */
2270 u32 max_xres; /* Maximum horizontal resolution */
2271 u32 min_yres; /* Minimum vertical resolution */
2272 u32 max_yres; /* Maximum vertical resolution */
2273};
2274
2275/********************************************************************/
2276/* fixme: Maybe a modedb for the CRT ? otherwise panels should be as-is */
2277
2278/* List of panels known to work with the AU1200 LCD controller.
2279 * To add a new panel, enter the same specifications as the
2280 * Generic_TFT one, and MAKE SURE that it doesn't conflicts
2281 * with the controller restrictions. Restrictions are:
2282 *
2283 * STN color panels: max_bpp <= 12
2284 * STN mono panels: max_bpp <= 4
2285 * TFT panels: max_bpp <= 16
2286 * max_xres <= 800
2287 * max_yres <= 600
2288 */
2289static struct panel_settings known_lcd_panels[] =
2290{
2291 [0] = { /* QVGA 320x240 H:33.3kHz V:110Hz */
2292 .name = "QVGA_320x240",
2293 .monspecs = {
2294 .modedb = NULL,
2295 .modedb_len = 0,
2296 .hfmin = 30000,
2297 .hfmax = 70000,
2298 .vfmin = 60,
2299 .vfmax = 60,
2300 .dclkmin = 6000000,
2301 .dclkmax = 28000000,
2302 .input = FB_DISP_RGB,
2303 },
2304 .mode_screen = LCD_SCREEN_SX_N(320) |
2305 LCD_SCREEN_SY_N(240),
2306 .mode_horztiming = 0x00c4623b,
2307 .mode_verttiming = 0x00502814,
2308 .mode_clkcontrol = 0x00020002, /* /4=24Mhz */
2309 .mode_pwmdiv = 0x00000000,
2310 .mode_pwmhi = 0x00000000,
2311 .mode_outmask = 0x00FFFFFF,
2312 .mode_fifoctrl = 0x2f2f2f2f,
2313 .mode_toyclksrc = 0x00000004, /* AUXPLL directly */
2314 .mode_backlight = 0x00000000,
2315 .mode_auxpll = 8, /* 96MHz AUXPLL */
2316 .device_init = NULL,
2317 .device_shutdown = NULL,
2318 320, 320,
2319 240, 240,
2320 },
2321
2322 [1] = { /* VGA 640x480 H:30.3kHz V:58Hz */
2323 .name = "VGA_640x480",
2324 .monspecs = {
2325 .modedb = NULL,
2326 .modedb_len = 0,
2327 .hfmin = 30000,
2328 .hfmax = 70000,
2329 .vfmin = 60,
2330 .vfmax = 60,
2331 .dclkmin = 6000000,
2332 .dclkmax = 28000000,
2333 .input = FB_DISP_RGB,
2334 },
2335 .mode_screen = 0x13f9df80,
2336 .mode_horztiming = 0x003c5859,
2337 .mode_verttiming = 0x00741201,
2338 .mode_clkcontrol = 0x00020001, /* /4=24Mhz */
2339 .mode_pwmdiv = 0x00000000,
2340 .mode_pwmhi = 0x00000000,
2341 .mode_outmask = 0x00FFFFFF,
2342 .mode_fifoctrl = 0x2f2f2f2f,
2343 .mode_toyclksrc = 0x00000004, /* AUXPLL directly */
2344 .mode_backlight = 0x00000000,
2345 .mode_auxpll = 8, /* 96MHz AUXPLL */
2346 .device_init = NULL,
2347 .device_shutdown = NULL,
2348 640, 480,
2349 640, 480,
2350 },
2351
2352 [2] = { /* SVGA 800x600 H:46.1kHz V:69Hz */
2353 .name = "SVGA_800x600",
2354 .monspecs = {
2355 .modedb = NULL,
2356 .modedb_len = 0,
2357 .hfmin = 30000,
2358 .hfmax = 70000,
2359 .vfmin = 60,
2360 .vfmax = 60,
2361 .dclkmin = 6000000,
2362 .dclkmax = 28000000,
2363 .input = FB_DISP_RGB,
2364 },
2365 .mode_screen = 0x18fa5780,
2366 .mode_horztiming = 0x00dc7e77,
2367 .mode_verttiming = 0x00584805,
2368 .mode_clkcontrol = 0x00020000, /* /2=48Mhz */
2369 .mode_pwmdiv = 0x00000000,
2370 .mode_pwmhi = 0x00000000,
2371 .mode_outmask = 0x00FFFFFF,
2372 .mode_fifoctrl = 0x2f2f2f2f,
2373 .mode_toyclksrc = 0x00000004, /* AUXPLL directly */
2374 .mode_backlight = 0x00000000,
2375 .mode_auxpll = 8, /* 96MHz AUXPLL */
2376 .device_init = NULL,
2377 .device_shutdown = NULL,
2378 800, 800,
2379 600, 600,
2380 },
2381
2382 [3] = { /* XVGA 1024x768 H:56.2kHz V:70Hz */
2383 .name = "XVGA_1024x768",
2384 .monspecs = {
2385 .modedb = NULL,
2386 .modedb_len = 0,
2387 .hfmin = 30000,
2388 .hfmax = 70000,
2389 .vfmin = 60,
2390 .vfmax = 60,
2391 .dclkmin = 6000000,
2392 .dclkmax = 28000000,
2393 .input = FB_DISP_RGB,
2394 },
2395 .mode_screen = 0x1ffaff80,
2396 .mode_horztiming = 0x007d0e57,
2397 .mode_verttiming = 0x00740a01,
2398 .mode_clkcontrol = 0x000A0000, /* /1 */
2399 .mode_pwmdiv = 0x00000000,
2400 .mode_pwmhi = 0x00000000,
2401 .mode_outmask = 0x00FFFFFF,
2402 .mode_fifoctrl = 0x2f2f2f2f,
2403 .mode_toyclksrc = 0x00000004, /* AUXPLL directly */
2404 .mode_backlight = 0x00000000,
2405 .mode_auxpll = 6, /* 72MHz AUXPLL */
2406 .device_init = NULL,
2407 .device_shutdown = NULL,
2408 1024, 1024,
2409 768, 768,
2410 },
2411
2412 [4] = { /* XVGA XVGA 1280x1024 H:68.5kHz V:65Hz */
2413 .name = "XVGA_1280x1024",
2414 .monspecs = {
2415 .modedb = NULL,
2416 .modedb_len = 0,
2417 .hfmin = 30000,
2418 .hfmax = 70000,
2419 .vfmin = 60,
2420 .vfmax = 60,
2421 .dclkmin = 6000000,
2422 .dclkmax = 28000000,
2423 .input = FB_DISP_RGB,
2424 },
2425 .mode_screen = 0x27fbff80,
2426 .mode_horztiming = 0x00cdb2c7,
2427 .mode_verttiming = 0x00600002,
2428 .mode_clkcontrol = 0x000A0000, /* /1 */
2429 .mode_pwmdiv = 0x00000000,
2430 .mode_pwmhi = 0x00000000,
2431 .mode_outmask = 0x00FFFFFF,
2432 .mode_fifoctrl = 0x2f2f2f2f,
2433 .mode_toyclksrc = 0x00000004, /* AUXPLL directly */
2434 .mode_backlight = 0x00000000,
2435 .mode_auxpll = 10, /* 120MHz AUXPLL */
2436 .device_init = NULL,
2437 .device_shutdown = NULL,
2438 1280, 1280,
2439 1024, 1024,
2440 },
2441
2442 [5] = { /* Samsung 1024x768 TFT */
2443 .name = "Samsung_1024x768_TFT",
2444 .monspecs = {
2445 .modedb = NULL,
2446 .modedb_len = 0,
2447 .hfmin = 30000,
2448 .hfmax = 70000,
2449 .vfmin = 60,
2450 .vfmax = 60,
2451 .dclkmin = 6000000,
2452 .dclkmax = 28000000,
2453 .input = FB_DISP_RGB,
2454 },
2455 .mode_screen = 0x1ffaff80,
2456 .mode_horztiming = 0x018cc677,
2457 .mode_verttiming = 0x00241217,
2458 .mode_clkcontrol = 0x00000000, /* SCB 0x1 /4=24Mhz */
2459 .mode_pwmdiv = 0x8000063f, /* SCB 0x0 */
2460 .mode_pwmhi = 0x03400000, /* SCB 0x0 */
2461 .mode_outmask = 0x00FFFFFF,
2462 .mode_fifoctrl = 0x2f2f2f2f,
2463 .mode_toyclksrc = 0x00000004, /* AUXPLL directly */
2464 .mode_backlight = 0x00000000,
2465 .mode_auxpll = 8, /* 96MHz AUXPLL */
2466 .device_init = board_au1200fb_panel_init,
2467 .device_shutdown = board_au1200fb_panel_shutdown,
2468 1024, 1024,
2469 768, 768,
2470 },
2471
2472 [6] = { /* Toshiba 640x480 TFT */
2473 .name = "Toshiba_640x480_TFT",
2474 .monspecs = {
2475 .modedb = NULL,
2476 .modedb_len = 0,
2477 .hfmin = 30000,
2478 .hfmax = 70000,
2479 .vfmin = 60,
2480 .vfmax = 60,
2481 .dclkmin = 6000000,
2482 .dclkmax = 28000000,
2483 .input = FB_DISP_RGB,
2484 },
2485 .mode_screen = LCD_SCREEN_SX_N(640) |
2486 LCD_SCREEN_SY_N(480),
2487 .mode_horztiming = LCD_HORZTIMING_HPW_N(96) |
2488 LCD_HORZTIMING_HND1_N(13) | LCD_HORZTIMING_HND2_N(51),
2489 .mode_verttiming = LCD_VERTTIMING_VPW_N(2) |
2490 LCD_VERTTIMING_VND1_N(11) | LCD_VERTTIMING_VND2_N(32),
2491 .mode_clkcontrol = 0x00000000, /* /4=24Mhz */
2492 .mode_pwmdiv = 0x8000063f,
2493 .mode_pwmhi = 0x03400000,
2494 .mode_outmask = 0x00fcfcfc,
2495 .mode_fifoctrl = 0x2f2f2f2f,
2496 .mode_toyclksrc = 0x00000004, /* AUXPLL directly */
2497 .mode_backlight = 0x00000000,
2498 .mode_auxpll = 8, /* 96MHz AUXPLL */
2499 .device_init = board_au1200fb_panel_init,
2500 .device_shutdown = board_au1200fb_panel_shutdown,
2501 640, 480,
2502 640, 480,
2503 },
2504
2505 [7] = { /* Sharp 320x240 TFT */
2506 .name = "Sharp_320x240_TFT",
2507 .monspecs = {
2508 .modedb = NULL,
2509 .modedb_len = 0,
2510 .hfmin = 12500,
2511 .hfmax = 20000,
2512 .vfmin = 38,
2513 .vfmax = 81,
2514 .dclkmin = 4500000,
2515 .dclkmax = 6800000,
2516 .input = FB_DISP_RGB,
2517 },
2518 .mode_screen = LCD_SCREEN_SX_N(320) |
2519 LCD_SCREEN_SY_N(240),
2520 .mode_horztiming = LCD_HORZTIMING_HPW_N(60) |
2521 LCD_HORZTIMING_HND1_N(13) | LCD_HORZTIMING_HND2_N(2),
2522 .mode_verttiming = LCD_VERTTIMING_VPW_N(2) |
2523 LCD_VERTTIMING_VND1_N(2) | LCD_VERTTIMING_VND2_N(5),
2524 .mode_clkcontrol = LCD_CLKCONTROL_PCD_N(7), /*16=6Mhz*/
2525 .mode_pwmdiv = 0x8000063f,
2526 .mode_pwmhi = 0x03400000,
2527 .mode_outmask = 0x00fcfcfc,
2528 .mode_fifoctrl = 0x2f2f2f2f,
2529 .mode_toyclksrc = 0x00000004, /* AUXPLL directly */
2530 .mode_backlight = 0x00000000,
2531 .mode_auxpll = 8, /* 96MHz AUXPLL */
2532 .device_init = board_au1200fb_panel_init,
2533 .device_shutdown = board_au1200fb_panel_shutdown,
2534 320, 320,
2535 240, 240,
2536 },
2537
2538 [8] = { /* Toppoly TD070WGCB2 7" 856x480 TFT */
2539 .name = "Toppoly_TD070WGCB2",
2540 .monspecs = {
2541 .modedb = NULL,
2542 .modedb_len = 0,
2543 .hfmin = 30000,
2544 .hfmax = 70000,
2545 .vfmin = 60,
2546 .vfmax = 60,
2547 .dclkmin = 6000000,
2548 .dclkmax = 28000000,
2549 .input = FB_DISP_RGB,
2550 },
2551 .mode_screen = LCD_SCREEN_SX_N(856) |
2552 LCD_SCREEN_SY_N(480),
2553 .mode_horztiming = LCD_HORZTIMING_HND2_N(43) |
2554 LCD_HORZTIMING_HND1_N(43) | LCD_HORZTIMING_HPW_N(114),
2555 .mode_verttiming = LCD_VERTTIMING_VND2_N(20) |
2556 LCD_VERTTIMING_VND1_N(21) | LCD_VERTTIMING_VPW_N(4),
2557 .mode_clkcontrol = 0x00020001, /* /4=24Mhz */
2558 .mode_pwmdiv = 0x8000063f,
2559 .mode_pwmhi = 0x03400000,
2560 .mode_outmask = 0x00fcfcfc,
2561 .mode_fifoctrl = 0x2f2f2f2f,
2562 .mode_toyclksrc = 0x00000004, /* AUXPLL directly */
2563 .mode_backlight = 0x00000000,
2564 .mode_auxpll = 8, /* 96MHz AUXPLL */
2565 .device_init = board_au1200fb_panel_init,
2566 .device_shutdown = board_au1200fb_panel_shutdown,
2567 856, 856,
2568 480, 480,
2569 },
2570};
2571
2572#define NUM_PANELS (ARRAY_SIZE(known_lcd_panels))
2573
2574/********************************************************************/
2575
2576#ifdef CONFIG_PM
2577static int set_brightness(unsigned int brightness)
2578{
2579 unsigned int hi1, divider;
2580
2581 /* limit brightness pwm duty to >= 30/1600 */
2582 if (brightness < 30) {
2583 brightness = 30;
2584 }
2585 divider = (lcd->pwmdiv & 0x3FFFF) + 1;
2586 hi1 = (lcd->pwmhi >> 16) + 1;
2587 hi1 = (((brightness & 0xFF) + 1) * divider >> 8);
2588 lcd->pwmhi &= 0xFFFF;
2589 lcd->pwmhi |= (hi1 << 16);
2590
2591 return brightness;
2592}
2593#endif /* CONFIG_PM */
2594
2595static int winbpp (unsigned int winctrl1)
2596{
2597 int bits = 0;
2598
2599 /* how many bits are needed for each pixel format */
2600 switch (winctrl1 & LCD_WINCTRL1_FRM) {
2601 case LCD_WINCTRL1_FRM_1BPP:
2602 bits = 1;
2603 break;
2604 case LCD_WINCTRL1_FRM_2BPP:
2605 bits = 2;
2606 break;
2607 case LCD_WINCTRL1_FRM_4BPP:
2608 bits = 4;
2609 break;
2610 case LCD_WINCTRL1_FRM_8BPP:
2611 bits = 8;
2612 break;
2613 case LCD_WINCTRL1_FRM_12BPP:
2614 case LCD_WINCTRL1_FRM_16BPP655:
2615 case LCD_WINCTRL1_FRM_16BPP565:
2616 case LCD_WINCTRL1_FRM_16BPP556:
2617 case LCD_WINCTRL1_FRM_16BPPI1555:
2618 case LCD_WINCTRL1_FRM_16BPPI5551:
2619 case LCD_WINCTRL1_FRM_16BPPA1555:
2620 case LCD_WINCTRL1_FRM_16BPPA5551:
2621 bits = 16;
2622 break;
2623 case LCD_WINCTRL1_FRM_24BPP:
2624 case LCD_WINCTRL1_FRM_32BPP:
2625 bits = 32;
2626 break;
2627 }
2628
2629 return bits;
2630}
2631
2632static int fbinfo2index (struct fb_info *fb_info)
2633{
2634 int i;
2635
2636 for (i = 0; i < CONFIG_FB_AU1200_DEVS; ++i) {
2637 if (fb_info == (struct fb_info *)(&_au1200fb_devices[i].fb_info))
2638 return i;
2639 }
2640 printk("au1200fb: ERROR: fbinfo2index failed!\n");
2641 return -1;
2642}
2643
2644static int au1200_setlocation (struct au1200fb_device *fbdev, int plane,
2645 int xpos, int ypos)
2646{
2647 uint32 winctrl0, winctrl1, winenable, fb_offset = 0;
2648 int xsz, ysz;
2649
2650 /* FIX!!! NOT CHECKING FOR COMPLETE OFFSCREEN YET */
2651
2652 winctrl0 = lcd->window[plane].winctrl0;
2653 winctrl1 = lcd->window[plane].winctrl1;
2654 winctrl0 &= (LCD_WINCTRL0_A | LCD_WINCTRL0_AEN);
2655 winctrl1 &= ~(LCD_WINCTRL1_SZX | LCD_WINCTRL1_SZY);
2656
2657 /* Check for off-screen adjustments */
2658 xsz = win->w[plane].xres;
2659 ysz = win->w[plane].yres;
2660 if ((xpos + win->w[plane].xres) > panel->Xres) {
2661 /* Off-screen to the right */
2662 xsz = panel->Xres - xpos; /* off by 1 ??? */
2663 /*printk("off screen right\n");*/
2664 }
2665
2666 if ((ypos + win->w[plane].yres) > panel->Yres) {
2667 /* Off-screen to the bottom */
2668 ysz = panel->Yres - ypos; /* off by 1 ??? */
2669 /*printk("off screen bottom\n");*/
2670 }
2671
2672 if (xpos < 0) {
2673 /* Off-screen to the left */
2674 xsz = win->w[plane].xres + xpos;
2675 fb_offset += (((0 - xpos) * winbpp(lcd->window[plane].winctrl1))/8);
2676 xpos = 0;
2677 /*printk("off screen left\n");*/
2678 }
2679
2680 if (ypos < 0) {
2681 /* Off-screen to the top */
2682 ysz = win->w[plane].yres + ypos;
2683 /* fixme: fb_offset += ((0-ypos)*fb_pars[plane].line_length); */
2684 ypos = 0;
2685 /*printk("off screen top\n");*/
2686 }
2687
2688 /* record settings */
2689 win->w[plane].xpos = xpos;
2690 win->w[plane].ypos = ypos;
2691
2692 xsz -= 1;
2693 ysz -= 1;
2694 winctrl0 |= (xpos << 21);
2695 winctrl0 |= (ypos << 10);
2696 winctrl1 |= (xsz << 11);
2697 winctrl1 |= (ysz << 0);
2698
2699 /* Disable the window while making changes, then restore WINEN */
2700 winenable = lcd->winenable & (1 << plane);
2701 au_sync();
2702 lcd->winenable &= ~(1 << plane);
2703 lcd->window[plane].winctrl0 = winctrl0;
2704 lcd->window[plane].winctrl1 = winctrl1;
2705 lcd->window[plane].winbuf0 =
2706 lcd->window[plane].winbuf1 = fbdev->fb_phys;
2707 lcd->window[plane].winbufctrl = 0; /* select winbuf0 */
2708 lcd->winenable |= winenable;
2709 au_sync();
2710
2711 return 0;
2712}
2713
2714static void au1200_setpanel (struct panel_settings *newpanel)
2715{
2716 /*
2717 * Perform global setup/init of LCD controller
2718 */
2719 uint32 winenable;
2720
2721 /* Make sure all windows disabled */
2722 winenable = lcd->winenable;
2723 lcd->winenable = 0;
2724 au_sync();
2725 /*
2726 * Ensure everything is disabled before reconfiguring
2727 */
2728 if (lcd->screen & LCD_SCREEN_SEN) {
2729 /* Wait for vertical sync period */
2730 lcd->intstatus = LCD_INT_SS;
2731 while ((lcd->intstatus & LCD_INT_SS) == 0) {
2732 au_sync();
2733 }
2734
2735 lcd->screen &= ~LCD_SCREEN_SEN; /*disable the controller*/
2736
2737 do {
2738 lcd->intstatus = lcd->intstatus; /*clear interrupts*/
2739 au_sync();
2740 /*wait for controller to shut down*/
2741 } while ((lcd->intstatus & LCD_INT_SD) == 0);
2742
2743 /* Call shutdown of current panel (if up) */
2744 /* this must occur last, because if an external clock is driving
2745 the controller, the clock cannot be turned off before first
2746 shutting down the controller.
2747 */
2748 if (panel->device_shutdown != NULL)
2749 panel->device_shutdown();
2750 }
2751
2752 /* Newpanel == NULL indicates a shutdown operation only */
2753 if (newpanel == NULL)
2754 return;
2755
2756 panel = newpanel;
2757
2758 printk("Panel(%s), %dx%d\n", panel->name, panel->Xres, panel->Yres);
2759
2760 /*
2761 * Setup clocking if internal LCD clock source (assumes sys_auxpll valid)
2762 */
2763 if (!(panel->mode_clkcontrol & LCD_CLKCONTROL_EXT))
2764 {
2765 uint32 sys_clksrc;
2766 au_writel(panel->mode_auxpll, SYS_AUXPLL);
2767 sys_clksrc = au_readl(SYS_CLKSRC) & ~0x0000001f;
2768 sys_clksrc |= panel->mode_toyclksrc;
2769 au_writel(sys_clksrc, SYS_CLKSRC);
2770 }
2771
2772 /*
2773 * Configure panel timings
2774 */
2775 lcd->screen = panel->mode_screen;
2776 lcd->horztiming = panel->mode_horztiming;
2777 lcd->verttiming = panel->mode_verttiming;
2778 lcd->clkcontrol = panel->mode_clkcontrol;
2779 lcd->pwmdiv = panel->mode_pwmdiv;
2780 lcd->pwmhi = panel->mode_pwmhi;
2781 lcd->outmask = panel->mode_outmask;
2782 lcd->fifoctrl = panel->mode_fifoctrl;
2783 au_sync();
2784
2785 /* fixme: Check window settings to make sure still valid
2786 * for new geometry */
2787#if 0
2788 au1200_setlocation(fbdev, 0, win->w[0].xpos, win->w[0].ypos);
2789 au1200_setlocation(fbdev, 1, win->w[1].xpos, win->w[1].ypos);
2790 au1200_setlocation(fbdev, 2, win->w[2].xpos, win->w[2].ypos);
2791 au1200_setlocation(fbdev, 3, win->w[3].xpos, win->w[3].ypos);
2792#endif
2793 lcd->winenable = winenable;
2794
2795 /*
2796 * Re-enable screen now that it is configured
2797 */
2798 lcd->screen |= LCD_SCREEN_SEN;
2799 au_sync();
2800
2801 /* Call init of panel */
2802 if (panel->device_init != NULL) panel->device_init();
2803
2804 /* FIX!!!! not appropriate on panel change!!! Global setup/init */
2805 lcd->intenable = 0;
2806 lcd->intstatus = ~0;
2807 lcd->backcolor = win->mode_backcolor;
2808
2809 /* Setup Color Key - FIX!!! */
2810 lcd->colorkey = win->mode_colorkey;
2811 lcd->colorkeymsk = win->mode_colorkeymsk;
2812
2813 /* Setup HWCursor - FIX!!! Need to support this eventually */
2814 lcd->hwc.cursorctrl = 0;
2815 lcd->hwc.cursorpos = 0;
2816 lcd->hwc.cursorcolor0 = 0;
2817 lcd->hwc.cursorcolor1 = 0;
2818 lcd->hwc.cursorcolor2 = 0;
2819 lcd->hwc.cursorcolor3 = 0;
2820
2821
2822#if 0
2823#define D(X) printk("%25s: %08X\n", #X, X)
2824 D(lcd->screen);
2825 D(lcd->horztiming);
2826 D(lcd->verttiming);
2827 D(lcd->clkcontrol);
2828 D(lcd->pwmdiv);
2829 D(lcd->pwmhi);
2830 D(lcd->outmask);
2831 D(lcd->fifoctrl);
2832 D(lcd->window[0].winctrl0);
2833 D(lcd->window[0].winctrl1);
2834 D(lcd->window[0].winctrl2);
2835 D(lcd->window[0].winbuf0);
2836 D(lcd->window[0].winbuf1);
2837 D(lcd->window[0].winbufctrl);
2838 D(lcd->window[1].winctrl0);
2839 D(lcd->window[1].winctrl1);
2840 D(lcd->window[1].winctrl2);
2841 D(lcd->window[1].winbuf0);
2842 D(lcd->window[1].winbuf1);
2843 D(lcd->window[1].winbufctrl);
2844 D(lcd->window[2].winctrl0);
2845 D(lcd->window[2].winctrl1);
2846 D(lcd->window[2].winctrl2);
2847 D(lcd->window[2].winbuf0);
2848 D(lcd->window[2].winbuf1);
2849 D(lcd->window[2].winbufctrl);
2850 D(lcd->window[3].winctrl0);
2851 D(lcd->window[3].winctrl1);
2852 D(lcd->window[3].winctrl2);
2853 D(lcd->window[3].winbuf0);
2854 D(lcd->window[3].winbuf1);
2855 D(lcd->window[3].winbufctrl);
2856 D(lcd->winenable);
2857 D(lcd->intenable);
2858 D(lcd->intstatus);
2859 D(lcd->backcolor);
2860 D(lcd->winenable);
2861 D(lcd->colorkey);
2862 D(lcd->colorkeymsk);
2863 D(lcd->hwc.cursorctrl);
2864 D(lcd->hwc.cursorpos);
2865 D(lcd->hwc.cursorcolor0);
2866 D(lcd->hwc.cursorcolor1);
2867 D(lcd->hwc.cursorcolor2);
2868 D(lcd->hwc.cursorcolor3);
2869#endif
2870}
2871
2872static void au1200_setmode(struct au1200fb_device *fbdev)
2873{
2874 int plane = fbdev->plane;
2875 /* Window/plane setup */
2876 lcd->window[plane].winctrl1 = ( 0
2877 | LCD_WINCTRL1_PRI_N(plane)
2878 | win->w[plane].mode_winctrl1 /* FRM,CCO,PO,PIPE */
2879 ) ;
2880
2881 au1200_setlocation(fbdev, plane, win->w[plane].xpos, win->w[plane].ypos);
2882
2883 lcd->window[plane].winctrl2 = ( 0
2884 | LCD_WINCTRL2_CKMODE_00
2885 | LCD_WINCTRL2_DBM
2886 | LCD_WINCTRL2_BX_N( fbdev->fb_info.fix.line_length)
2887 | LCD_WINCTRL2_SCX_1
2888 | LCD_WINCTRL2_SCY_1
2889 ) ;
2890 lcd->winenable |= win->w[plane].mode_winenable;
2891 au_sync();
2892}
2893
2894
2895/* Inline helpers */
2896
2897/*#define panel_is_dual(panel) ((panel->mode_screen & LCD_SCREEN_PT) == LCD_SCREEN_PT_010)*/
2898/*#define panel_is_active(panel)((panel->mode_screen & LCD_SCREEN_PT) == LCD_SCREEN_PT_010)*/
2899
2900#define panel_is_color(panel) ((panel->mode_screen & LCD_SCREEN_PT) <= LCD_SCREEN_PT_CDSTN)
2901
2902/* Bitfields format supported by the controller. */
2903static struct fb_bitfield rgb_bitfields[][4] = {
2904 /* Red, Green, Blue, Transp */
2905 [LCD_WINCTRL1_FRM_16BPP655 >> 25] =
2906 { { 10, 6, 0 }, { 5, 5, 0 }, { 0, 5, 0 }, { 0, 0, 0 } },
2907
2908 [LCD_WINCTRL1_FRM_16BPP565 >> 25] =
2909 { { 11, 5, 0 }, { 5, 6, 0 }, { 0, 5, 0 }, { 0, 0, 0 } },
2910
2911 [LCD_WINCTRL1_FRM_16BPP556 >> 25] =
2912 { { 11, 5, 0 }, { 6, 5, 0 }, { 0, 6, 0 }, { 0, 0, 0 } },
2913
2914 [LCD_WINCTRL1_FRM_16BPPI1555 >> 25] =
2915 { { 10, 5, 0 }, { 5, 5, 0 }, { 0, 5, 0 }, { 0, 0, 0 } },
2916
2917 [LCD_WINCTRL1_FRM_16BPPI5551 >> 25] =
2918 { { 11, 5, 0 }, { 6, 5, 0 }, { 1, 5, 0 }, { 0, 0, 0 } },
2919
2920 [LCD_WINCTRL1_FRM_16BPPA1555 >> 25] =
2921 { { 10, 5, 0 }, { 5, 5, 0 }, { 0, 5, 0 }, { 15, 1, 0 } },
2922
2923 [LCD_WINCTRL1_FRM_16BPPA5551 >> 25] =
2924 { { 11, 5, 0 }, { 6, 5, 0 }, { 1, 5, 0 }, { 0, 1, 0 } },
2925
2926 [LCD_WINCTRL1_FRM_24BPP >> 25] =
2927 { { 16, 8, 0 }, { 8, 8, 0 }, { 0, 8, 0 }, { 0, 0, 0 } },
2928
2929 [LCD_WINCTRL1_FRM_32BPP >> 25] =
2930 { { 16, 8, 0 }, { 8, 8, 0 }, { 0, 8, 0 }, { 24, 0, 0 } },
2931};
2932
2933/*-------------------------------------------------------------------------*/
2934
2935/* Helpers */
2936
2937static void au1200fb_update_fbinfo(struct fb_info *fbi)
2938{
2939 /* FIX!!!! This also needs to take the window pixel format into account!!! */
2940
2941 /* Update var-dependent FB info */
2942 if (panel_is_color(panel)) {
2943 if (fbi->var.bits_per_pixel <= 8) {
2944 /* palettized */
2945 fbi->fix.visual = FB_VISUAL_PSEUDOCOLOR;
2946 fbi->fix.line_length = fbi->var.xres_virtual /
2947 (8/fbi->var.bits_per_pixel);
2948 } else {
2949 /* non-palettized */
2950 fbi->fix.visual = FB_VISUAL_TRUECOLOR;
2951 fbi->fix.line_length = fbi->var.xres_virtual * (fbi->var.bits_per_pixel / 8);
2952 }
2953 } else {
2954 /* mono FIX!!! mono 8 and 4 bits */
2955 fbi->fix.visual = FB_VISUAL_MONO10;
2956 fbi->fix.line_length = fbi->var.xres_virtual / 8;
2957 }
2958
2959 fbi->screen_size = fbi->fix.line_length * fbi->var.yres_virtual;
2960 print_dbg("line length: %d\n", fbi->fix.line_length);
2961 print_dbg("bits_per_pixel: %d\n", fbi->var.bits_per_pixel);
2962}
2963
2964/*-------------------------------------------------------------------------*/
2965
2966/* AU1200 framebuffer driver */
2967
2968/* fb_check_var
2969 * Validate var settings with hardware restrictions and modify it if necessary
2970 */
2971static int au1200fb_fb_check_var(struct fb_var_screeninfo *var,
2972 struct fb_info *fbi)
2973{
2974 struct au1200fb_device *fbdev = (struct au1200fb_device *)fbi;
2975 u32 pixclock;
2976 int screen_size, plane;
2977
2978 plane = fbdev->plane;
2979
2980 /* Make sure that the mode respect all LCD controller and
2981 * panel restrictions. */
2982 var->xres = win->w[plane].xres;
2983 var->yres = win->w[plane].yres;
2984
2985 /* No need for virtual resolution support */
2986 var->xres_virtual = var->xres;
2987 var->yres_virtual = var->yres;
2988
2989 var->bits_per_pixel = winbpp(win->w[plane].mode_winctrl1);
2990
2991 screen_size = var->xres_virtual * var->yres_virtual;
2992 if (var->bits_per_pixel > 8) screen_size *= (var->bits_per_pixel / 8);
2993 else screen_size /= (8/var->bits_per_pixel);
2994
2995 if (fbdev->fb_len < screen_size)
2996 return -EINVAL; /* Virtual screen is to big, abort */
2997
2998 /* FIX!!!! what are the implicaitons of ignoring this for windows ??? */
2999 /* The max LCD clock is fixed to 48MHz (value of AUX_CLK). The pixel
3000 * clock can only be obtain by dividing this value by an even integer.
3001 * Fallback to a slower pixel clock if necessary. */
3002 pixclock = max((u32)(PICOS2KHZ(var->pixclock) * 1000), fbi->monspecs.dclkmin);
3003 pixclock = min(pixclock, min(fbi->monspecs.dclkmax, (u32)AU1200_LCD_MAX_CLK/2));
3004
3005 if (AU1200_LCD_MAX_CLK % pixclock) {
3006 int diff = AU1200_LCD_MAX_CLK % pixclock;
3007 pixclock -= diff;
3008 }
3009
3010 var->pixclock = KHZ2PICOS(pixclock/1000);
3011#if 0
3012 if (!panel_is_active(panel)) {
3013 int pcd = AU1200_LCD_MAX_CLK / (pixclock * 2) - 1;
3014
3015 if (!panel_is_color(panel)
3016 && (panel->control_base & LCD_CONTROL_MPI) && (pcd < 3)) {
3017 /* STN 8bit mono panel support is up to 6MHz pixclock */
3018 var->pixclock = KHZ2PICOS(6000);
3019 } else if (!pcd) {
3020 /* Other STN panel support is up to 12MHz */
3021 var->pixclock = KHZ2PICOS(12000);
3022 }
3023 }
3024#endif
3025 /* Set bitfield accordingly */
3026 switch (var->bits_per_pixel) {
3027 case 16:
3028 {
3029 /* 16bpp True color.
3030 * These must be set to MATCH WINCTRL[FORM] */
3031 int idx;
3032 idx = (win->w[0].mode_winctrl1 & LCD_WINCTRL1_FRM) >> 25;
3033 var->red = rgb_bitfields[idx][0];
3034 var->green = rgb_bitfields[idx][1];
3035 var->blue = rgb_bitfields[idx][2];
3036 var->transp = rgb_bitfields[idx][3];
3037 break;
3038 }
3039
3040 case 32:
3041 {
3042 /* 32bpp True color.
3043 * These must be set to MATCH WINCTRL[FORM] */
3044 int idx;
3045 idx = (win->w[0].mode_winctrl1 & LCD_WINCTRL1_FRM) >> 25;
3046 var->red = rgb_bitfields[idx][0];
3047 var->green = rgb_bitfields[idx][1];
3048 var->blue = rgb_bitfields[idx][2];
3049 var->transp = rgb_bitfields[idx][3];
3050 break;
3051 }
3052 default:
3053 print_dbg("Unsupported depth %dbpp", var->bits_per_pixel);
3054 return -EINVAL;
3055 }
3056
3057 return 0;
3058}
3059
3060/* fb_set_par
3061 * Set hardware with var settings. This will enable the controller with a
3062 * specific mode, normally validated with the fb_check_var method
3063 */
3064static int au1200fb_fb_set_par(struct fb_info *fbi)
3065{
3066 struct au1200fb_device *fbdev = (struct au1200fb_device *)fbi;
3067
3068 au1200fb_update_fbinfo(fbi);
3069 au1200_setmode(fbdev);
3070
3071 return 0;
3072}
3073
3074/* fb_setcolreg
3075 * Set color in LCD palette.
3076 */
3077static int au1200fb_fb_setcolreg(unsigned regno, unsigned red, unsigned green,
3078 unsigned blue, unsigned transp, struct fb_info *fbi)
3079{
3080 volatile u32 *palette = lcd->palette;
3081 u32 value;
3082
3083 if (regno > (AU1200_LCD_NBR_PALETTE_ENTRIES - 1))
3084 return -EINVAL;
3085
3086 if (fbi->var.grayscale) {
3087 /* Convert color to grayscale */
3088 red = green = blue =
3089 (19595 * red + 38470 * green + 7471 * blue) >> 16;
3090 }
3091
3092 if (fbi->fix.visual == FB_VISUAL_TRUECOLOR) {
3093 /* Place color in the pseudopalette */
3094 if (regno > 16)
3095 return -EINVAL;
3096
3097 palette = (u32*) fbi->pseudo_palette;
3098
3099 red >>= (16 - fbi->var.red.length);
3100 green >>= (16 - fbi->var.green.length);
3101 blue >>= (16 - fbi->var.blue.length);
3102
3103 value = (red << fbi->var.red.offset) |
3104 (green << fbi->var.green.offset)|
3105 (blue << fbi->var.blue.offset);
3106 value &= 0xFFFF;
3107
3108 } else if (1 /*FIX!!! panel_is_active(fbdev->panel)*/) {
3109 /* COLOR TFT PALLETTIZED (use RGB 565) */
3110 value = (red & 0xF800)|((green >> 5) &
3111 0x07E0)|((blue >> 11) & 0x001F);
3112 value &= 0xFFFF;
3113
3114 } else if (0 /*panel_is_color(fbdev->panel)*/) {
3115 /* COLOR STN MODE */
3116 value = 0x1234;
3117 value &= 0xFFF;
3118 } else {
3119 /* MONOCHROME MODE */
3120 value = (green >> 12) & 0x000F;
3121 value &= 0xF;
3122 }
3123
3124 palette[regno] = value;
3125
3126 return 0;
3127}
3128
3129/* fb_blank
3130 * Blank the screen. Depending on the mode, the screen will be
3131 * activated with the backlight color, or desactivated
3132 */
3133static int au1200fb_fb_blank(int blank_mode, struct fb_info *fbi)
3134{
3135 /* Short-circuit screen blanking */
3136 if (noblanking)
3137 return 0;
3138
3139 switch (blank_mode) {
3140
3141 case FB_BLANK_UNBLANK:
3142 case FB_BLANK_NORMAL:
3143 /* printk("turn on panel\n"); */
3144 au1200_setpanel(panel);
3145 break;
3146 case FB_BLANK_VSYNC_SUSPEND:
3147 case FB_BLANK_HSYNC_SUSPEND:
3148 case FB_BLANK_POWERDOWN:
3149 /* printk("turn off panel\n"); */
3150 au1200_setpanel(NULL);
3151 break;
3152 default:
3153 break;
3154
3155 }
3156
3157 /* FB_BLANK_NORMAL is a soft blank */
3158 return (blank_mode == FB_BLANK_NORMAL) ? -EINVAL : 0;
3159}
3160
3161/* fb_mmap
3162 * Map video memory in user space. We don't use the generic fb_mmap
3163 * method mainly to allow the use of the TLB streaming flag (CCA=6)
3164 */
3165static int au1200fb_fb_mmap(struct fb_info *info, struct vm_area_struct *vma)
3166
3167{
3168 unsigned int len;
3169 unsigned long start=0, off;
3170 struct au1200fb_device *fbdev = (struct au1200fb_device *) info;
3171
3172#ifdef CONFIG_PM
3173 au1xxx_pm_access(LCD_pm_dev);
3174#endif
3175
3176 if (vma->vm_pgoff > (~0UL >> PAGE_SHIFT)) {
3177 return -EINVAL;
3178 }
3179
3180 start = fbdev->fb_phys & PAGE_MASK;
3181 len = PAGE_ALIGN((start & ~PAGE_MASK) + fbdev->fb_len);
3182
3183 off = vma->vm_pgoff << PAGE_SHIFT;
3184
3185 if ((vma->vm_end - vma->vm_start + off) > len) {
3186 return -EINVAL;
3187 }
3188
3189 off += start;
3190 vma->vm_pgoff = off >> PAGE_SHIFT;
3191
3192 vma->vm_page_prot = pgprot_noncached(vma->vm_page_prot);
3193 pgprot_val(vma->vm_page_prot) |= _CACHE_MASK; /* CCA=7 */
3194
3195 vma->vm_flags |= VM_IO;
3196
3197 return io_remap_pfn_range(vma, vma->vm_start, off >> PAGE_SHIFT,
3198 vma->vm_end - vma->vm_start,
3199 vma->vm_page_prot);
3200
3201 return 0;
3202}
3203
3204static void set_global(u_int cmd, struct au1200_lcd_global_regs_t *pdata)
3205{
3206
3207 unsigned int hi1, divider;
3208
3209 /* SCREEN_SIZE: user cannot reset size, must switch panel choice */
3210
3211 if (pdata->flags & SCREEN_BACKCOLOR)
3212 lcd->backcolor = pdata->backcolor;
3213
3214 if (pdata->flags & SCREEN_BRIGHTNESS) {
3215
3216 // limit brightness pwm duty to >= 30/1600
3217 if (pdata->brightness < 30) {
3218 pdata->brightness = 30;
3219 }
3220 divider = (lcd->pwmdiv & 0x3FFFF) + 1;
3221 hi1 = (lcd->pwmhi >> 16) + 1;
3222 hi1 = (((pdata->brightness & 0xFF)+1) * divider >> 8);
3223 lcd->pwmhi &= 0xFFFF;
3224 lcd->pwmhi |= (hi1 << 16);
3225 }
3226
3227 if (pdata->flags & SCREEN_COLORKEY)
3228 lcd->colorkey = pdata->colorkey;
3229
3230 if (pdata->flags & SCREEN_MASK)
3231 lcd->colorkeymsk = pdata->mask;
3232 au_sync();
3233}
3234
3235static void get_global(u_int cmd, struct au1200_lcd_global_regs_t *pdata)
3236{
3237 unsigned int hi1, divider;
3238
3239 pdata->xsize = ((lcd->screen & LCD_SCREEN_SX) >> 19) + 1;
3240 pdata->ysize = ((lcd->screen & LCD_SCREEN_SY) >> 8) + 1;
3241
3242 pdata->backcolor = lcd->backcolor;
3243 pdata->colorkey = lcd->colorkey;
3244 pdata->mask = lcd->colorkeymsk;
3245
3246 // brightness
3247 hi1 = (lcd->pwmhi >> 16) + 1;
3248 divider = (lcd->pwmdiv & 0x3FFFF) + 1;
3249 pdata->brightness = ((hi1 << 8) / divider) - 1;
3250 au_sync();
3251}
3252
3253static void set_window(unsigned int plane,
3254 struct au1200_lcd_window_regs_t *pdata)
3255{
3256 unsigned int val, bpp;
3257
3258 /* Window control register 0 */
3259 if (pdata->flags & WIN_POSITION) {
3260 val = lcd->window[plane].winctrl0 & ~(LCD_WINCTRL0_OX |
3261 LCD_WINCTRL0_OY);
3262 val |= ((pdata->xpos << 21) & LCD_WINCTRL0_OX);
3263 val |= ((pdata->ypos << 10) & LCD_WINCTRL0_OY);
3264 lcd->window[plane].winctrl0 = val;
3265 }
3266 if (pdata->flags & WIN_ALPHA_COLOR) {
3267 val = lcd->window[plane].winctrl0 & ~(LCD_WINCTRL0_A);
3268 val |= ((pdata->alpha_color << 2) & LCD_WINCTRL0_A);
3269 lcd->window[plane].winctrl0 = val;
3270 }
3271 if (pdata->flags & WIN_ALPHA_MODE) {
3272 val = lcd->window[plane].winctrl0 & ~(LCD_WINCTRL0_AEN);
3273 val |= ((pdata->alpha_mode << 1) & LCD_WINCTRL0_AEN);
3274 lcd->window[plane].winctrl0 = val;
3275 }
3276
3277 /* Window control register 1 */
3278 if (pdata->flags & WIN_PRIORITY) {
3279 val = lcd->window[plane].winctrl1 & ~(LCD_WINCTRL1_PRI);
3280 val |= ((pdata->priority << 30) & LCD_WINCTRL1_PRI);
3281 lcd->window[plane].winctrl1 = val;
3282 }
3283 if (pdata->flags & WIN_CHANNEL) {
3284 val = lcd->window[plane].winctrl1 & ~(LCD_WINCTRL1_PIPE);
3285 val |= ((pdata->channel << 29) & LCD_WINCTRL1_PIPE);
3286 lcd->window[plane].winctrl1 = val;
3287 }
3288 if (pdata->flags & WIN_BUFFER_FORMAT) {
3289 val = lcd->window[plane].winctrl1 & ~(LCD_WINCTRL1_FRM);
3290 val |= ((pdata->buffer_format << 25) & LCD_WINCTRL1_FRM);
3291 lcd->window[plane].winctrl1 = val;
3292 }
3293 if (pdata->flags & WIN_COLOR_ORDER) {
3294 val = lcd->window[plane].winctrl1 & ~(LCD_WINCTRL1_CCO);
3295 val |= ((pdata->color_order << 24) & LCD_WINCTRL1_CCO);
3296 lcd->window[plane].winctrl1 = val;
3297 }
3298 if (pdata->flags & WIN_PIXEL_ORDER) {
3299 val = lcd->window[plane].winctrl1 & ~(LCD_WINCTRL1_PO);
3300 val |= ((pdata->pixel_order << 22) & LCD_WINCTRL1_PO);
3301 lcd->window[plane].winctrl1 = val;
3302 }
3303 if (pdata->flags & WIN_SIZE) {
3304 val = lcd->window[plane].winctrl1 & ~(LCD_WINCTRL1_SZX |
3305 LCD_WINCTRL1_SZY);
3306 val |= (((pdata->xsize << 11) - 1) & LCD_WINCTRL1_SZX);
3307 val |= (((pdata->ysize) - 1) & LCD_WINCTRL1_SZY);
3308 lcd->window[plane].winctrl1 = val;
3309 /* program buffer line width */
3310 bpp = winbpp(val) / 8;
3311 val = lcd->window[plane].winctrl2 & ~(LCD_WINCTRL2_BX);
3312 val |= (((pdata->xsize * bpp) << 8) & LCD_WINCTRL2_BX);
3313 lcd->window[plane].winctrl2 = val;
3314 }
3315
3316 /* Window control register 2 */
3317 if (pdata->flags & WIN_COLORKEY_MODE) {
3318 val = lcd->window[plane].winctrl2 & ~(LCD_WINCTRL2_CKMODE);
3319 val |= ((pdata->colorkey_mode << 24) & LCD_WINCTRL2_CKMODE);
3320 lcd->window[plane].winctrl2 = val;
3321 }
3322 if (pdata->flags & WIN_DOUBLE_BUFFER_MODE) {
3323 val = lcd->window[plane].winctrl2 & ~(LCD_WINCTRL2_DBM);
3324 val |= ((pdata->double_buffer_mode << 23) & LCD_WINCTRL2_DBM);
3325 lcd->window[plane].winctrl2 = val;
3326 }
3327 if (pdata->flags & WIN_RAM_ARRAY_MODE) {
3328 val = lcd->window[plane].winctrl2 & ~(LCD_WINCTRL2_RAM);
3329 val |= ((pdata->ram_array_mode << 21) & LCD_WINCTRL2_RAM);
3330 lcd->window[plane].winctrl2 = val;
3331 }
3332
3333 /* Buffer line width programmed with WIN_SIZE */
3334
3335 if (pdata->flags & WIN_BUFFER_SCALE) {
3336 val = lcd->window[plane].winctrl2 & ~(LCD_WINCTRL2_SCX |
3337 LCD_WINCTRL2_SCY);
3338 val |= ((pdata->xsize << 11) & LCD_WINCTRL2_SCX);
3339 val |= ((pdata->ysize) & LCD_WINCTRL2_SCY);
3340 lcd->window[plane].winctrl2 = val;
3341 }
3342
3343 if (pdata->flags & WIN_ENABLE) {
3344 val = lcd->winenable;
3345 val &= ~(1<<plane);
3346 val |= (pdata->enable & 1) << plane;
3347 lcd->winenable = val;
3348 }
3349 au_sync();
3350}
3351
3352static void get_window(unsigned int plane,
3353 struct au1200_lcd_window_regs_t *pdata)
3354{
3355 /* Window control register 0 */
3356 pdata->xpos = (lcd->window[plane].winctrl0 & LCD_WINCTRL0_OX) >> 21;
3357 pdata->ypos = (lcd->window[plane].winctrl0 & LCD_WINCTRL0_OY) >> 10;
3358 pdata->alpha_color = (lcd->window[plane].winctrl0 & LCD_WINCTRL0_A) >> 2;
3359 pdata->alpha_mode = (lcd->window[plane].winctrl0 & LCD_WINCTRL0_AEN) >> 1;
3360
3361 /* Window control register 1 */
3362 pdata->priority = (lcd->window[plane].winctrl1& LCD_WINCTRL1_PRI) >> 30;
3363 pdata->channel = (lcd->window[plane].winctrl1 & LCD_WINCTRL1_PIPE) >> 29;
3364 pdata->buffer_format = (lcd->window[plane].winctrl1 & LCD_WINCTRL1_FRM) >> 25;
3365 pdata->color_order = (lcd->window[plane].winctrl1 & LCD_WINCTRL1_CCO) >> 24;
3366 pdata->pixel_order = (lcd->window[plane].winctrl1 & LCD_WINCTRL1_PO) >> 22;
3367 pdata->xsize = ((lcd->window[plane].winctrl1 & LCD_WINCTRL1_SZX) >> 11) + 1;
3368 pdata->ysize = (lcd->window[plane].winctrl1 & LCD_WINCTRL1_SZY) + 1;
3369
3370 /* Window control register 2 */
3371 pdata->colorkey_mode = (lcd->window[plane].winctrl2 & LCD_WINCTRL2_CKMODE) >> 24;
3372 pdata->double_buffer_mode = (lcd->window[plane].winctrl2 & LCD_WINCTRL2_DBM) >> 23;
3373 pdata->ram_array_mode = (lcd->window[plane].winctrl2 & LCD_WINCTRL2_RAM) >> 21;
3374
3375 pdata->enable = (lcd->winenable >> plane) & 1;
3376 au_sync();
3377}
3378
3379static int au1200fb_ioctl(struct fb_info *info, unsigned int cmd,
3380 unsigned long arg)
3381{
3382 int plane;
3383 int val;
3384
3385#ifdef CONFIG_PM
3386 au1xxx_pm_access(LCD_pm_dev);
3387#endif
3388
3389 plane = fbinfo2index(info);
3390 print_dbg("au1200fb: ioctl %d on plane %d\n", cmd, plane);
3391
3392 if (cmd == AU1200_LCD_FB_IOCTL) {
3393 struct au1200_lcd_iodata_t iodata;
3394
3395 if (copy_from_user(&iodata, (void __user *) arg, sizeof(iodata)))
3396 return -EFAULT;
3397
3398 print_dbg("FB IOCTL called\n");
3399
3400 switch (iodata.subcmd) {
3401 case AU1200_LCD_SET_SCREEN:
3402 print_dbg("AU1200_LCD_SET_SCREEN\n");
3403 set_global(cmd, &iodata.global);
3404 break;
3405
3406 case AU1200_LCD_GET_SCREEN:
3407 print_dbg("AU1200_LCD_GET_SCREEN\n");
3408 get_global(cmd, &iodata.global);
3409 break;
3410
3411 case AU1200_LCD_SET_WINDOW:
3412 print_dbg("AU1200_LCD_SET_WINDOW\n");
3413 set_window(plane, &iodata.window);
3414 break;
3415
3416 case AU1200_LCD_GET_WINDOW:
3417 print_dbg("AU1200_LCD_GET_WINDOW\n");
3418 get_window(plane, &iodata.window);
3419 break;
3420
3421 case AU1200_LCD_SET_PANEL:
3422 print_dbg("AU1200_LCD_SET_PANEL\n");
3423 if ((iodata.global.panel_choice >= 0) &&
3424 (iodata.global.panel_choice <
3425 NUM_PANELS))
3426 {
3427 struct panel_settings *newpanel;
3428 panel_index = iodata.global.panel_choice;
3429 newpanel = &known_lcd_panels[panel_index];
3430 au1200_setpanel(newpanel);
3431 }
3432 break;
3433
3434 case AU1200_LCD_GET_PANEL:
3435 print_dbg("AU1200_LCD_GET_PANEL\n");
3436 iodata.global.panel_choice = panel_index;
3437 break;
3438
3439 default:
3440 return -EINVAL;
3441 }
3442
3443 val = copy_to_user((void __user *) arg, &iodata, sizeof(iodata));
3444 if (val) {
3445 print_dbg("error: could not copy %d bytes\n", val);
3446 return -EFAULT;
3447 }
3448 }
3449
3450 return 0;
3451}
3452
3453
3454static struct fb_ops au1200fb_fb_ops = {
3455 .owner = THIS_MODULE,
3456 .fb_check_var = au1200fb_fb_check_var,
3457 .fb_set_par = au1200fb_fb_set_par,
3458 .fb_setcolreg = au1200fb_fb_setcolreg,
3459 .fb_blank = au1200fb_fb_blank,
3460 .fb_fillrect = cfb_fillrect,
3461 .fb_copyarea = cfb_copyarea,
3462 .fb_imageblit = cfb_imageblit,
3463 .fb_sync = NULL,
3464 .fb_ioctl = au1200fb_ioctl,
3465 .fb_mmap = au1200fb_fb_mmap,
3466};
3467
3468/*-------------------------------------------------------------------------*/
3469
3470static irqreturn_t au1200fb_handle_irq(int irq, void* dev_id, struct pt_regs *regs)
3471{
3472 /* Nothing to do for now, just clear any pending interrupt */
3473 lcd->intstatus = lcd->intstatus;
3474 au_sync();
3475
3476 return IRQ_HANDLED;
3477}
3478
3479/*-------------------------------------------------------------------------*/
3480
3481/* AU1200 LCD device probe helpers */
3482
3483static int au1200fb_init_fbinfo(struct au1200fb_device *fbdev)
3484{
3485 struct fb_info *fbi = &fbdev->fb_info;
3486 int bpp;
3487
3488 memset(fbi, 0, sizeof(struct fb_info));
3489 fbi->fbops = &au1200fb_fb_ops;
3490
3491 bpp = winbpp(win->w[fbdev->plane].mode_winctrl1);
3492
3493 /* Copy monitor specs from panel data */
3494 /* fixme: we're setting up LCD controller windows, so these dont give a
3495 damn as to what the monitor specs are (the panel itself does, but that
3496 isnt done here...so maybe need a generic catchall monitor setting??? */
3497 memcpy(&fbi->monspecs, &panel->monspecs, sizeof(struct fb_monspecs));
3498
3499 /* We first try the user mode passed in argument. If that failed,
3500 * or if no one has been specified, we default to the first mode of the
3501 * panel list. Note that after this call, var data will be set */
3502 if (!fb_find_mode(&fbi->var,
3503 fbi,
3504 NULL, /* drv_info.opt_mode, */
3505 fbi->monspecs.modedb,
3506 fbi->monspecs.modedb_len,
3507 fbi->monspecs.modedb,
3508 bpp)) {
3509
3510 print_err("Cannot find valid mode for panel %s", panel->name);
3511 return -EFAULT;
3512 }
3513
3514 fbi->pseudo_palette = kmalloc(sizeof(u32) * 16, GFP_KERNEL);
3515 if (!fbi->pseudo_palette) {
3516 return -ENOMEM;
3517 }
3518 memset(fbi->pseudo_palette, 0, sizeof(u32) * 16);
3519
3520 if (fb_alloc_cmap(&fbi->cmap, AU1200_LCD_NBR_PALETTE_ENTRIES, 0) < 0) {
3521 print_err("Fail to allocate colormap (%d entries)",
3522 AU1200_LCD_NBR_PALETTE_ENTRIES);
3523 kfree(fbi->pseudo_palette);
3524 return -EFAULT;
3525 }
3526
3527 strncpy(fbi->fix.id, "AU1200", sizeof(fbi->fix.id));
3528 fbi->fix.smem_start = fbdev->fb_phys;
3529 fbi->fix.smem_len = fbdev->fb_len;
3530 fbi->fix.type = FB_TYPE_PACKED_PIXELS;
3531 fbi->fix.xpanstep = 0;
3532 fbi->fix.ypanstep = 0;
3533 fbi->fix.mmio_start = 0;
3534 fbi->fix.mmio_len = 0;
3535 fbi->fix.accel = FB_ACCEL_NONE;
3536
3537 fbi->screen_base = (char __iomem *) fbdev->fb_mem;
3538
3539 au1200fb_update_fbinfo(fbi);
3540
3541 return 0;
3542}
3543
3544/*-------------------------------------------------------------------------*/
3545
3546/* AU1200 LCD controller device driver */
3547
3548static int au1200fb_drv_probe(struct device *dev)
3549{
3550 struct au1200fb_device *fbdev;
3551 unsigned long page;
3552 int bpp, plane, ret;
3553
3554 if (!dev)
3555 return -EINVAL;
3556
3557 for (plane = 0; plane < CONFIG_FB_AU1200_DEVS; ++plane) {
3558 bpp = winbpp(win->w[plane].mode_winctrl1);
3559 if (win->w[plane].xres == 0)
3560 win->w[plane].xres = panel->Xres;
3561 if (win->w[plane].yres == 0)
3562 win->w[plane].yres = panel->Yres;
3563
3564 fbdev = &_au1200fb_devices[plane];
3565 memset(fbdev, 0, sizeof(struct au1200fb_device));
3566 fbdev->plane = plane;
3567
3568 /* Allocate the framebuffer to the maximum screen size */
3569 fbdev->fb_len = (win->w[plane].xres * win->w[plane].yres * bpp) / 8;
3570
3571 fbdev->fb_mem = dma_alloc_noncoherent(dev,
3572 PAGE_ALIGN(fbdev->fb_len),
3573 &fbdev->fb_phys, GFP_KERNEL);
3574 if (!fbdev->fb_mem) {
3575 print_err("fail to allocate frambuffer (size: %dK))",
3576 fbdev->fb_len / 1024);
3577 return -ENOMEM;
3578 }
3579
3580 /*
3581 * Set page reserved so that mmap will work. This is necessary
3582 * since we'll be remapping normal memory.
3583 */
3584 for (page = (unsigned long)fbdev->fb_phys;
3585 page < PAGE_ALIGN((unsigned long)fbdev->fb_phys +
3586 fbdev->fb_len);
3587 page += PAGE_SIZE) {
3588 SetPageReserved(pfn_to_page(page >> PAGE_SHIFT)); /* LCD DMA is NOT coherent on Au1200 */
3589 }
3590 print_dbg("Framebuffer memory map at %p", fbdev->fb_mem);
3591 print_dbg("phys=0x%08x, size=%dK", fbdev->fb_phys, fbdev->fb_len / 1024);
3592
3593 /* Init FB data */
3594 if ((ret = au1200fb_init_fbinfo(fbdev)) < 0)
3595 goto failed;
3596
3597 /* Register new framebuffer */
3598 if ((ret = register_framebuffer(&fbdev->fb_info)) < 0) {
3599 print_err("cannot register new framebuffer");
3600 goto failed;
3601 }
3602
3603 au1200fb_fb_set_par(&fbdev->fb_info);
3604
3605#if !defined(CONFIG_FRAMEBUFFER_CONSOLE) && defined(CONFIG_LOGO)
3606 if (plane == 0)
3607 if (fb_prepare_logo(&fbdev->fb_info, FB_ROTATE_UR)) {
3608 /* Start display and show logo on boot */
3609 fb_set_cmap(&fbdev->fb_info.cmap,
3610 &fbdev->fb_info);
3611
3612 fb_show_logo(&fbdev->fb_info, FB_ROTATE_UR);
3613 }
3614#endif
3615 }
3616
3617 /* Now hook interrupt too */
3618 if ((ret = request_irq(AU1200_LCD_INT, au1200fb_handle_irq,
3619 SA_INTERRUPT | SA_SHIRQ, "lcd", (void *)dev)) < 0) {
3620 print_err("fail to request interrupt line %d (err: %d)",
3621 AU1200_LCD_INT, ret);
3622 goto failed;
3623 }
3624
3625 return 0;
3626
3627failed:
3628 /* NOTE: This only does the current plane/window that failed; others are still active */
3629 if (fbdev->fb_mem)
3630 dma_free_noncoherent(dev, PAGE_ALIGN(fbdev->fb_len),
3631 fbdev->fb_mem, fbdev->fb_phys);
3632 if (fbdev->fb_info.cmap.len != 0)
3633 fb_dealloc_cmap(&fbdev->fb_info.cmap);
3634 if (fbdev->fb_info.pseudo_palette)
3635 kfree(fbdev->fb_info.pseudo_palette);
3636 if (plane == 0)
3637 free_irq(AU1200_LCD_INT, (void*)dev);
3638 return ret;
3639}
3640
3641static int au1200fb_drv_remove(struct device *dev)
3642{
3643 struct au1200fb_device *fbdev;
3644 int plane;
3645
3646 if (!dev)
3647 return -ENODEV;
3648
3649 /* Turn off the panel */
3650 au1200_setpanel(NULL);
3651
3652 for (plane = 0; plane < CONFIG_FB_AU1200_DEVS; ++plane)
3653 {
3654 fbdev = &_au1200fb_devices[plane];
3655
3656 /* Clean up all probe data */
3657 unregister_framebuffer(&fbdev->fb_info);
3658 if (fbdev->fb_mem)
3659 dma_free_noncoherent(dev, PAGE_ALIGN(fbdev->fb_len),
3660 fbdev->fb_mem, fbdev->fb_phys);
3661 if (fbdev->fb_info.cmap.len != 0)
3662 fb_dealloc_cmap(&fbdev->fb_info.cmap);
3663 if (fbdev->fb_info.pseudo_palette)
3664 kfree(fbdev->fb_info.pseudo_palette);
3665 }
3666
3667 free_irq(AU1200_LCD_INT, (void *)dev);
3668
3669 return 0;
3670}
3671
3672#ifdef CONFIG_PM
3673static int au1200fb_drv_suspend(struct device *dev, u32 state, u32 level)
3674{
3675 /* TODO */
3676 return 0;
3677}
3678
3679static int au1200fb_drv_resume(struct device *dev, u32 level)
3680{
3681 /* TODO */
3682 return 0;
3683}
3684#endif /* CONFIG_PM */
3685
3686static struct device_driver au1200fb_driver = {
3687 .name = "au1200-lcd",
3688 .bus = &platform_bus_type,
3689 .probe = au1200fb_drv_probe,
3690 .remove = au1200fb_drv_remove,
3691#ifdef CONFIG_PM
3692 .suspend = au1200fb_drv_suspend,
3693 .resume = au1200fb_drv_resume,
3694#endif
3695};
3696
3697/*-------------------------------------------------------------------------*/
3698
3699/* Kernel driver */
3700
3701static void au1200fb_setup(void)
3702{
3703 char* options = NULL;
3704 char* this_opt;
3705 int num_panels = ARRAY_SIZE(known_lcd_panels);
3706 int panel_idx = -1;
3707
3708 fb_get_options(DRIVER_NAME, &options);
3709
3710 if (options) {
3711 while ((this_opt = strsep(&options,",")) != NULL) {
3712 /* Panel option - can be panel name,
3713 * "bs" for board-switch, or number/index */
3714 if (!strncmp(this_opt, "panel:", 6)) {
3715 int i;
3716 long int li;
3717 char *endptr;
3718 this_opt += 6;
3719 /* First check for index, which allows
3720 * to short circuit this mess */
3721 li = simple_strtol(this_opt, &endptr, 0);
3722 if (*endptr == '\0') {
3723 panel_idx = (int)li;
3724 }
3725 else if (strcmp(this_opt, "bs") == 0) {
3726 extern int board_au1200fb_panel(void);
3727 panel_idx = board_au1200fb_panel();
3728 }
3729
3730 else
3731 for (i = 0; i < num_panels; i++) {
3732 if (!strcmp(this_opt, known_lcd_panels[i].name)) {
3733 panel_idx = i;
3734 break;
3735 }
3736 }
3737
3738 if ((panel_idx < 0) || (panel_idx >= num_panels)) {
3739 print_warn("Panel %s not supported!", this_opt);
3740 }
3741 else
3742 panel_index = panel_idx;
3743 }
3744
3745 else if (strncmp(this_opt, "nohwcursor", 10) == 0) {
3746 nohwcursor = 1;
3747 }
3748
3749 /* Unsupported option */
3750 else {
3751 print_warn("Unsupported option \"%s\"", this_opt);
3752 }
3753 }
3754 }
3755}
3756
3757#ifdef CONFIG_PM
3758static int au1200fb_pm_callback(au1xxx_power_dev_t *dev,
3759 au1xxx_request_t request, void *data) {
3760 int retval = -1;
3761 unsigned int d = 0;
3762 unsigned int brightness = 0;
3763
3764 if (request == AU1XXX_PM_SLEEP) {
3765 board_au1200fb_panel_shutdown();
3766 }
3767 else if (request == AU1XXX_PM_WAKEUP) {
3768 if(dev->prev_state == SLEEP_STATE)
3769 {
3770 int plane;
3771 au1200_setpanel(panel);
3772 for (plane = 0; plane < CONFIG_FB_AU1200_DEVS; ++plane) {
3773 struct au1200fb_device *fbdev;
3774 fbdev = &_au1200fb_devices[plane];
3775 au1200fb_fb_set_par(&fbdev->fb_info);
3776 }
3777 }
3778
3779 d = *((unsigned int*)data);
3780 if(d <=10) brightness = 26;
3781 else if(d<=20) brightness = 51;
3782 else if(d<=30) brightness = 77;
3783 else if(d<=40) brightness = 102;
3784 else if(d<=50) brightness = 128;
3785 else if(d<=60) brightness = 153;
3786 else if(d<=70) brightness = 179;
3787 else if(d<=80) brightness = 204;
3788 else if(d<=90) brightness = 230;
3789 else brightness = 255;
3790 set_brightness(brightness);
3791 } else if (request == AU1XXX_PM_GETSTATUS) {
3792 return dev->cur_state;
3793 } else if (request == AU1XXX_PM_ACCESS) {
3794 if (dev->cur_state != SLEEP_STATE)
3795 return retval;
3796 else {
3797 au1200_setpanel(panel);
3798 }
3799 } else if (request == AU1XXX_PM_IDLE) {
3800 } else if (request == AU1XXX_PM_CLEANUP) {
3801 }
3802
3803 return retval;
3804}
3805#endif
3806
3807static int __init au1200fb_init(void)
3808{
3809 print_info("" DRIVER_DESC "");
3810
3811 /* Setup driver with options */
3812 au1200fb_setup();
3813
3814 /* Point to the panel selected */
3815 panel = &known_lcd_panels[panel_index];
3816 win = &windows[window_index];
3817
3818 printk(DRIVER_NAME ": Panel %d %s\n", panel_index, panel->name);
3819 printk(DRIVER_NAME ": Win %d %s\n", window_index, win->name);
3820
3821 /* Kickstart the panel, the framebuffers/windows come soon enough */
3822 au1200_setpanel(panel);
3823
3824 #ifdef CONFIG_PM
3825 LCD_pm_dev = new_au1xxx_power_device("LCD", &au1200fb_pm_callback, NULL);
3826 if ( LCD_pm_dev == NULL)
3827 printk(KERN_INFO "Unable to create a power management device entry for the au1200fb.\n");
3828 else
3829 printk(KERN_INFO "Power management device entry for the au1200fb loaded.\n");
3830 #endif
3831
3832 return driver_register(&au1200fb_driver);
3833}
3834
3835static void __exit au1200fb_cleanup(void)
3836{
3837 driver_unregister(&au1200fb_driver);
3838}
3839
3840module_init(au1200fb_init);
3841module_exit(au1200fb_cleanup);
3842
3843MODULE_DESCRIPTION(DRIVER_DESC);
3844MODULE_LICENSE("GPL");
diff --git a/drivers/video/fbmem.c b/drivers/video/fbmem.c
index 8d8eadb64853..372aa1776827 100644
--- a/drivers/video/fbmem.c
+++ b/drivers/video/fbmem.c
@@ -674,13 +674,19 @@ fb_write(struct file *file, const char __user *buf, size_t count, loff_t *ppos)
674 total_size = info->fix.smem_len; 674 total_size = info->fix.smem_len;
675 675
676 if (p > total_size) 676 if (p > total_size)
677 return 0; 677 return -EFBIG;
678 678
679 if (count >= total_size) 679 if (count > total_size) {
680 err = -EFBIG;
680 count = total_size; 681 count = total_size;
682 }
683
684 if (count + p > total_size) {
685 if (!err)
686 err = -ENOSPC;
681 687
682 if (count + p > total_size)
683 count = total_size - p; 688 count = total_size - p;
689 }
684 690
685 buffer = kmalloc((count > PAGE_SIZE) ? PAGE_SIZE : count, 691 buffer = kmalloc((count > PAGE_SIZE) ? PAGE_SIZE : count,
686 GFP_KERNEL); 692 GFP_KERNEL);
@@ -722,7 +728,7 @@ fb_write(struct file *file, const char __user *buf, size_t count, loff_t *ppos)
722 728
723 kfree(buffer); 729 kfree(buffer);
724 730
725 return (err) ? err : cnt; 731 return (cnt) ? cnt : err;
726} 732}
727 733
728#ifdef CONFIG_KMOD 734#ifdef CONFIG_KMOD
diff --git a/drivers/video/fbsysfs.c b/drivers/video/fbsysfs.c
index b72b05250a9d..34e07399756b 100644
--- a/drivers/video/fbsysfs.c
+++ b/drivers/video/fbsysfs.c
@@ -305,94 +305,6 @@ static ssize_t show_stride(struct class_device *class_device, char *buf)
305 return snprintf(buf, PAGE_SIZE, "%d\n", fb_info->fix.line_length); 305 return snprintf(buf, PAGE_SIZE, "%d\n", fb_info->fix.line_length);
306} 306}
307 307
308/* Format for cmap is "%02x%c%4x%4x%4x\n" */
309/* %02x entry %c transp %4x red %4x blue %4x green \n */
310/* 256 rows at 16 chars equals 4096, the normal page size */
311/* the code will automatically adjust for different page sizes */
312static ssize_t store_cmap(struct class_device *class_device, const char *buf,
313 size_t count)
314{
315 struct fb_info *fb_info = class_get_devdata(class_device);
316 int rc, i, start, length, transp = 0;
317
318 if ((count > PAGE_SIZE) || ((count % 16) != 0))
319 return -EINVAL;
320
321 if (!fb_info->fbops->fb_setcolreg && !fb_info->fbops->fb_setcmap)
322 return -EINVAL;
323
324 sscanf(buf, "%02x", &start);
325 length = count / 16;
326
327 for (i = 0; i < length; i++)
328 if (buf[i * 16 + 2] != ' ')
329 transp = 1;
330
331 /* If we can batch, do it */
332 if (fb_info->fbops->fb_setcmap && length > 1) {
333 struct fb_cmap umap;
334
335 memset(&umap, 0, sizeof(umap));
336 if ((rc = fb_alloc_cmap(&umap, length, transp)))
337 return rc;
338
339 umap.start = start;
340 for (i = 0; i < length; i++) {
341 sscanf(&buf[i * 16 + 3], "%4hx", &umap.red[i]);
342 sscanf(&buf[i * 16 + 7], "%4hx", &umap.blue[i]);
343 sscanf(&buf[i * 16 + 11], "%4hx", &umap.green[i]);
344 if (transp)
345 umap.transp[i] = (buf[i * 16 + 2] != ' ');
346 }
347 rc = fb_info->fbops->fb_setcmap(&umap, fb_info);
348 fb_copy_cmap(&umap, &fb_info->cmap);
349 fb_dealloc_cmap(&umap);
350
351 return rc ?: count;
352 }
353 for (i = 0; i < length; i++) {
354 u16 red, blue, green, tsp;
355
356 sscanf(&buf[i * 16 + 3], "%4hx", &red);
357 sscanf(&buf[i * 16 + 7], "%4hx", &blue);
358 sscanf(&buf[i * 16 + 11], "%4hx", &green);
359 tsp = (buf[i * 16 + 2] != ' ');
360 if ((rc = fb_info->fbops->fb_setcolreg(start++,
361 red, green, blue, tsp, fb_info)))
362 return rc;
363
364 fb_info->cmap.red[i] = red;
365 fb_info->cmap.blue[i] = blue;
366 fb_info->cmap.green[i] = green;
367 if (transp)
368 fb_info->cmap.transp[i] = tsp;
369 }
370 return count;
371}
372
373static ssize_t show_cmap(struct class_device *class_device, char *buf)
374{
375 struct fb_info *fb_info = class_get_devdata(class_device);
376 unsigned int i;
377
378 if (!fb_info->cmap.red || !fb_info->cmap.blue ||
379 !fb_info->cmap.green)
380 return -EINVAL;
381
382 if (fb_info->cmap.len > PAGE_SIZE / 16)
383 return -EINVAL;
384
385 /* don't mess with the format, the buffer is PAGE_SIZE */
386 /* 256 entries at 16 chars per line equals 4096 = PAGE_SIZE */
387 for (i = 0; i < fb_info->cmap.len; i++) {
388 snprintf(&buf[ i * 16], PAGE_SIZE - i * 16, "%02x%c%4x%4x%4x\n", i + fb_info->cmap.start,
389 ((fb_info->cmap.transp && fb_info->cmap.transp[i]) ? '*' : ' '),
390 fb_info->cmap.red[i], fb_info->cmap.blue[i],
391 fb_info->cmap.green[i]);
392 }
393 return 16 * fb_info->cmap.len;
394}
395
396static ssize_t store_blank(struct class_device *class_device, const char * buf, 308static ssize_t store_blank(struct class_device *class_device, const char * buf,
397 size_t count) 309 size_t count)
398{ 310{
@@ -502,10 +414,12 @@ static ssize_t show_fbstate(struct class_device *class_device, char *buf)
502 return snprintf(buf, PAGE_SIZE, "%d\n", fb_info->state); 414 return snprintf(buf, PAGE_SIZE, "%d\n", fb_info->state);
503} 415}
504 416
417/* When cmap is added back in it should be a binary attribute
418 * not a text one. Consideration should also be given to converting
419 * fbdev to use configfs instead of sysfs */
505static struct class_device_attribute class_device_attrs[] = { 420static struct class_device_attribute class_device_attrs[] = {
506 __ATTR(bits_per_pixel, S_IRUGO|S_IWUSR, show_bpp, store_bpp), 421 __ATTR(bits_per_pixel, S_IRUGO|S_IWUSR, show_bpp, store_bpp),
507 __ATTR(blank, S_IRUGO|S_IWUSR, show_blank, store_blank), 422 __ATTR(blank, S_IRUGO|S_IWUSR, show_blank, store_blank),
508 __ATTR(color_map, S_IRUGO|S_IWUSR, show_cmap, store_cmap),
509 __ATTR(console, S_IRUGO|S_IWUSR, show_console, store_console), 423 __ATTR(console, S_IRUGO|S_IWUSR, show_console, store_console),
510 __ATTR(cursor, S_IRUGO|S_IWUSR, show_cursor, store_cursor), 424 __ATTR(cursor, S_IRUGO|S_IWUSR, show_cursor, store_cursor),
511 __ATTR(mode, S_IRUGO|S_IWUSR, show_mode, store_mode), 425 __ATTR(mode, S_IRUGO|S_IWUSR, show_mode, store_mode),
diff --git a/drivers/video/pm2fb.c b/drivers/video/pm2fb.c
index 5fe197943deb..4e963930b50a 100644
--- a/drivers/video/pm2fb.c
+++ b/drivers/video/pm2fb.c
@@ -73,8 +73,8 @@ static char *mode __devinitdata = NULL;
73 * these flags allow the user to specify that requests for +ve sync 73 * these flags allow the user to specify that requests for +ve sync
74 * should be silently turned in -ve sync. 74 * should be silently turned in -ve sync.
75 */ 75 */
76static int lowhsync __devinitdata = 0; 76static int lowhsync;
77static int lowvsync __devinitdata = 0; 77static int lowvsync;
78 78
79/* 79/*
80 * The hardware state of the graphics card that isn't part of the 80 * The hardware state of the graphics card that isn't part of the
diff --git a/drivers/video/savage/savagefb_driver.c b/drivers/video/savage/savagefb_driver.c
index 10e6b3aab9ea..0da624e6524f 100644
--- a/drivers/video/savage/savagefb_driver.c
+++ b/drivers/video/savage/savagefb_driver.c
@@ -73,7 +73,7 @@
73/* --------------------------------------------------------------------- */ 73/* --------------------------------------------------------------------- */
74 74
75 75
76static char *mode_option __initdata = NULL; 76static char *mode_option __devinitdata = NULL;
77 77
78#ifdef MODULE 78#ifdef MODULE
79 79
@@ -1545,7 +1545,7 @@ static int __devinit savage_map_mmio (struct fb_info *info)
1545 return 0; 1545 return 0;
1546} 1546}
1547 1547
1548static void __devinit savage_unmap_mmio (struct fb_info *info) 1548static void savage_unmap_mmio (struct fb_info *info)
1549{ 1549{
1550 struct savagefb_par *par = info->par; 1550 struct savagefb_par *par = info->par;
1551 DBG ("savage_unmap_mmio"); 1551 DBG ("savage_unmap_mmio");
@@ -1597,7 +1597,7 @@ static int __devinit savage_map_video (struct fb_info *info,
1597 return 0; 1597 return 0;
1598} 1598}
1599 1599
1600static void __devinit savage_unmap_video (struct fb_info *info) 1600static void savage_unmap_video (struct fb_info *info)
1601{ 1601{
1602 struct savagefb_par *par = info->par; 1602 struct savagefb_par *par = info->par;
1603 1603
@@ -1614,7 +1614,7 @@ static void __devinit savage_unmap_video (struct fb_info *info)
1614 } 1614 }
1615} 1615}
1616 1616
1617static int __devinit savage_init_hw (struct savagefb_par *par) 1617static int savage_init_hw (struct savagefb_par *par)
1618{ 1618{
1619 unsigned char config1, m, n, n1, n2, sr8, cr3f, cr66 = 0, tmp; 1619 unsigned char config1, m, n, n1, n2, sr8, cr3f, cr66 = 0, tmp;
1620 1620