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authorIngo Molnar <mingo@elte.hu>2009-02-13 03:34:07 -0500
committerIngo Molnar <mingo@elte.hu>2009-02-13 03:34:07 -0500
commite9c4ffb11f0b19005b5b9dc8481687a3637e5887 (patch)
tree7007f2ff846b9b057c5cd7c25e8b82e49f9b4b63
parent4bcf349a0f90d1e69eb35c6df0fa285c886c1cd6 (diff)
parent071a0bc2ceace31266836801510879407a3701fa (diff)
Merge branch 'linus' into perfcounters/core
Conflicts: arch/x86/kernel/acpi/boot.c
-rw-r--r--Documentation/kernel-doc-nano-HOWTO.txt7
-rw-r--r--Documentation/kernel-parameters.txt2
-rw-r--r--MAINTAINERS12
-rw-r--r--arch/arm/kernel/machine_kexec.c4
-rw-r--r--arch/arm/mach-pxa/dma.c18
-rw-r--r--arch/arm/mach-pxa/include/mach/regs-ac97.h2
-rw-r--r--arch/arm/mach-pxa/include/mach/regs-ssp.h3
-rw-r--r--arch/arm/mach-pxa/pxa300.c4
-rw-r--r--arch/arm/mach-pxa/pxa320.c2
-rw-r--r--arch/frv/mm/dma-alloc.c2
-rw-r--r--arch/mips/include/asm/spinlock.h1
-rw-r--r--arch/powerpc/boot/dts/mpc8313erdb.dts11
-rw-r--r--arch/powerpc/configs/83xx/mpc8313_rdb_defconfig2
-rw-r--r--arch/powerpc/kernel/ftrace.c5
-rw-r--r--arch/powerpc/kernel/pci-common.c17
-rw-r--r--arch/powerpc/lib/sstep.c2
-rw-r--r--arch/powerpc/mm/fsl_booke_mmu.c4
-rw-r--r--arch/powerpc/mm/hash_low_32.S2
-rw-r--r--arch/powerpc/mm/pgtable_32.c4
-rw-r--r--arch/powerpc/oprofile/cell/spu_profiler.c1
-rw-r--r--arch/powerpc/platforms/82xx/pq2ads-pci-pic.c2
-rw-r--r--arch/powerpc/platforms/pseries/hotplug-memory.c1
-rw-r--r--arch/powerpc/sysdev/cpm2_pic.c2
-rw-r--r--arch/powerpc/sysdev/ipic.c2
-rw-r--r--arch/s390/defconfig87
-rw-r--r--arch/s390/include/asm/lowcore.h4
-rw-r--r--arch/s390/kernel/irq.c2
-rw-r--r--arch/sparc/kernel/head_64.S31
-rw-r--r--arch/sparc/kernel/nmi.c1
-rw-r--r--arch/sparc/kernel/pcr.c7
-rw-r--r--arch/sparc/lib/GENbzero.S6
-rw-r--r--arch/sparc/lib/GENcopy_from_user.S8
-rw-r--r--arch/sparc/lib/GENcopy_to_user.S8
-rw-r--r--arch/sparc/lib/NG2copy_from_user.S9
-rw-r--r--arch/sparc/lib/NG2copy_to_user.S9
-rw-r--r--arch/sparc/lib/NGbzero.S6
-rw-r--r--arch/sparc/lib/NGcopy_from_user.S9
-rw-r--r--arch/sparc/lib/NGcopy_to_user.S9
-rw-r--r--arch/sparc/lib/U1copy_from_user.S8
-rw-r--r--arch/sparc/lib/U1copy_to_user.S8
-rw-r--r--arch/sparc/lib/U3copy_from_user.S6
-rw-r--r--arch/sparc/lib/U3copy_to_user.S8
-rw-r--r--arch/sparc/lib/bzero.S6
-rw-r--r--arch/sparc/lib/copy_in_user.S61
-rw-r--r--arch/x86/Kconfig11
-rw-r--r--arch/x86/Kconfig.cpu28
-rw-r--r--arch/x86/include/asm/a.out-core.h4
-rw-r--r--arch/x86/include/asm/cpufeature.h1
-rw-r--r--arch/x86/include/asm/math_emu.h29
-rw-r--r--arch/x86/include/asm/mpspec.h6
-rw-r--r--arch/x86/include/asm/paravirt.h1
-rw-r--r--arch/x86/include/asm/pgtable.h26
-rw-r--r--arch/x86/include/asm/processor.h2
-rw-r--r--arch/x86/include/asm/spinlock.h1
-rw-r--r--arch/x86/include/asm/traps.h4
-rw-r--r--arch/x86/include/asm/xen/page.h2
-rw-r--r--arch/x86/kernel/acpi/boot.c23
-rw-r--r--arch/x86/kernel/cpu/cpufreq/powernow-k8.c28
-rw-r--r--arch/x86/kernel/cpu/intel.c3
-rw-r--r--arch/x86/kernel/ftrace.c17
-rw-r--r--arch/x86/kernel/hpet.c12
-rw-r--r--arch/x86/kernel/i8237.c17
-rw-r--r--arch/x86/kernel/io_apic.c20
-rw-r--r--arch/x86/kernel/process.c6
-rw-r--r--arch/x86/kernel/process_64.c9
-rw-r--r--arch/x86/kernel/setup.c2
-rw-r--r--arch/x86/kernel/traps.c15
-rw-r--r--arch/x86/kernel/vmi_32.c11
-rw-r--r--arch/x86/math-emu/fpu_entry.c6
-rw-r--r--arch/x86/math-emu/fpu_proto.h4
-rw-r--r--arch/x86/math-emu/fpu_system.h16
-rw-r--r--arch/x86/math-emu/get_address.c69
-rw-r--r--crypto/algapi.c6
-rw-r--r--crypto/api.c20
-rw-r--r--crypto/scatterwalk.c3
-rw-r--r--crypto/shash.c7
-rw-r--r--drivers/atm/solos-pci.c1
-rw-r--r--drivers/block/nbd.c9
-rw-r--r--drivers/char/tpm/tpm_infineon.c4
-rw-r--r--drivers/cpufreq/cpufreq_ondemand.c47
-rw-r--r--drivers/gpu/drm/Kconfig2
-rw-r--r--drivers/gpu/drm/drm_irq.c1
-rw-r--r--drivers/gpu/drm/drm_memory.c7
-rw-r--r--drivers/gpu/drm/i915/i915_dma.c47
-rw-r--r--drivers/gpu/drm/i915/i915_drv.c1
-rw-r--r--drivers/gpu/drm/i915/i915_drv.h8
-rw-r--r--drivers/gpu/drm/i915/i915_gem.c83
-rw-r--r--drivers/gpu/drm/i915/i915_gem_tiling.c91
-rw-r--r--drivers/gpu/drm/i915/i915_irq.c13
-rw-r--r--drivers/gpu/drm/i915/i915_reg.h10
-rw-r--r--drivers/gpu/drm/i915/intel_display.c20
-rw-r--r--drivers/gpu/drm/i915/intel_drv.h1
-rw-r--r--drivers/gpu/drm/i915/intel_lvds.c49
-rw-r--r--drivers/gpu/drm/i915/intel_sdvo.c870
-rw-r--r--drivers/gpu/drm/i915/intel_sdvo_regs.h404
-rw-r--r--drivers/gpu/drm/radeon/radeon_cp.c6
-rw-r--r--drivers/isdn/hardware/mISDN/hfcmulti.c2
-rw-r--r--drivers/net/3c509.c1
-rw-r--r--drivers/net/gianfar.c6
-rw-r--r--drivers/net/netxen/netxen_nic.h2
-rw-r--r--drivers/net/netxen/netxen_nic_main.c13
-rw-r--r--drivers/net/r8169.c93
-rw-r--r--drivers/net/sungem.c8
-rw-r--r--drivers/net/sunhme.c12
-rw-r--r--drivers/net/tulip/de2104x.c3
-rw-r--r--drivers/net/tun.c10
-rw-r--r--drivers/parport/parport_serial.c5
-rw-r--r--drivers/pci/intel-iommu.c14
-rw-r--r--drivers/power/pcf50633-charger.c3
-rw-r--r--drivers/rtc/rtc-au1xxx.c2
-rw-r--r--drivers/rtc/rtc-pxa.c2
-rw-r--r--drivers/s390/block/dasd.c46
-rw-r--r--drivers/s390/block/dasd_devmap.c2
-rw-r--r--drivers/staging/android/Kconfig1
-rw-r--r--drivers/staging/android/ram_console.c14
-rw-r--r--drivers/staging/android/timed_gpio.c2
-rw-r--r--drivers/staging/at76_usb/Kconfig2
-rw-r--r--drivers/staging/at76_usb/at76_usb.c4620
-rw-r--r--drivers/staging/at76_usb/at76_usb.h227
-rw-r--r--drivers/staging/panel/panel.c10
-rw-r--r--drivers/usb/Makefile1
-rw-r--r--drivers/usb/class/cdc-acm.c3
-rw-r--r--drivers/usb/gadget/fsl_qe_udc.c46
-rw-r--r--drivers/usb/serial/aircable.c4
-rw-r--r--drivers/usb/serial/ftdi_sio.c5
-rw-r--r--drivers/usb/serial/ftdi_sio.h3
-rw-r--r--drivers/usb/serial/option.c93
-rw-r--r--drivers/usb/serial/ti_usb_3410_5052.c10
-rw-r--r--drivers/usb/serial/ti_usb_3410_5052.h2
-rw-r--r--drivers/usb/storage/scsiglue.c2
-rw-r--r--drivers/usb/storage/transport.c36
-rw-r--r--drivers/usb/storage/unusual_devs.h17
-rw-r--r--drivers/video/Kconfig6
-rw-r--r--drivers/video/bfin-t350mcqb-fb.c2
-rw-r--r--drivers/video/geode/gx1fb_core.c17
-rw-r--r--drivers/video/geode/gxfb_core.c17
-rw-r--r--drivers/video/geode/lxfb_core.c17
-rw-r--r--drivers/w1/slaves/w1_therm.c2
-rw-r--r--fs/btrfs/ctree.c3
-rw-r--r--fs/btrfs/locking.c22
-rw-r--r--fs/btrfs/locking.h2
-rw-r--r--fs/ext2/super.c9
-rw-r--r--fs/ext3/super.c11
-rw-r--r--fs/hugetlbfs/inode.c8
-rw-r--r--fs/jbd/journal.c17
-rw-r--r--fs/lockd/svclock.c6
-rw-r--r--include/crypto/hash.h2
-rw-r--r--include/drm/i915_drm.h2
-rw-r--r--include/linux/cgroup.h1
-rw-r--r--include/linux/crypto.h7
-rw-r--r--include/linux/dmaengine.h12
-rw-r--r--include/linux/hugetlb.h11
-rw-r--r--include/linux/init_task.h11
-rw-r--r--include/linux/mm.h3
-rw-r--r--include/linux/sched.h64
-rw-r--r--include/linux/spinlock.h5
-rw-r--r--include/linux/syscalls.h28
-rw-r--r--ipc/shm.c8
-rw-r--r--kernel/cgroup.c3
-rw-r--r--kernel/exit.c3
-rw-r--r--kernel/fork.c5
-rw-r--r--kernel/itimer.c4
-rw-r--r--kernel/posix-cpu-timers.c117
-rw-r--r--kernel/profile.c3
-rw-r--r--kernel/sched.c27
-rw-r--r--kernel/sched_fair.c11
-rw-r--r--kernel/sched_stats.h45
-rw-r--r--kernel/signal.c8
-rw-r--r--kernel/sysctl.c5
-rw-r--r--mm/fremap.c2
-rw-r--r--mm/hugetlb.c28
-rw-r--r--mm/migrate.c2
-rw-r--r--mm/mlock.c5
-rw-r--r--mm/mmap.c48
-rw-r--r--mm/mprotect.c5
-rw-r--r--mm/page-writeback.c33
-rw-r--r--mm/page_cgroup.c3
-rw-r--r--mm/rmap.c3
-rw-r--r--mm/slab.c1
-rw-r--r--mm/slob.c1
-rw-r--r--mm/slub.c1
-rw-r--r--net/9p/protocol.c22
-rw-r--r--net/bridge/br_forward.c7
-rw-r--r--net/core/dev.c4
-rw-r--r--net/core/neighbour.c14
-rw-r--r--net/ipv4/udp.c6
-rw-r--r--net/ipv6/ip6_flowlabel.c8
-rw-r--r--net/ipv6/ip6_tunnel.c2
-rw-r--r--net/ipv6/netfilter/nf_conntrack_proto_icmpv6.c25
-rw-r--r--net/netfilter/nf_conntrack_netlink.c15
-rw-r--r--net/netfilter/xt_sctp.c2
-rw-r--r--net/rxrpc/af_rxrpc.c5
-rwxr-xr-xscripts/kernel-doc40
-rw-r--r--sound/arm/aaci.c6
194 files changed, 6641 insertions, 1981 deletions
diff --git a/Documentation/kernel-doc-nano-HOWTO.txt b/Documentation/kernel-doc-nano-HOWTO.txt
index d73fbd2b2b45..026ec7d57384 100644
--- a/Documentation/kernel-doc-nano-HOWTO.txt
+++ b/Documentation/kernel-doc-nano-HOWTO.txt
@@ -43,7 +43,8 @@ Only comments so marked will be considered by the kernel-doc scripts,
43and any comment so marked must be in kernel-doc format. Do not use 43and any comment so marked must be in kernel-doc format. Do not use
44"/**" to be begin a comment block unless the comment block contains 44"/**" to be begin a comment block unless the comment block contains
45kernel-doc formatted comments. The closing comment marker for 45kernel-doc formatted comments. The closing comment marker for
46kernel-doc comments can be either "*/" or "**/". 46kernel-doc comments can be either "*/" or "**/", but "*/" is
47preferred in the Linux kernel tree.
47 48
48Kernel-doc comments should be placed just before the function 49Kernel-doc comments should be placed just before the function
49or data structure being described. 50or data structure being described.
@@ -63,7 +64,7 @@ Example kernel-doc function comment:
63 * comment lines. 64 * comment lines.
64 * 65 *
65 * The longer description can have multiple paragraphs. 66 * The longer description can have multiple paragraphs.
66 **/ 67 */
67 68
68The first line, with the short description, must be on a single line. 69The first line, with the short description, must be on a single line.
69 70
@@ -85,7 +86,7 @@ Example kernel-doc data structure comment.
85 * perhaps with more lines and words. 86 * perhaps with more lines and words.
86 * 87 *
87 * Longer description of this structure. 88 * Longer description of this structure.
88 **/ 89 */
89 90
90The kernel-doc function comments describe each parameter to the 91The kernel-doc function comments describe each parameter to the
91function, in order, with the @name lines. 92function, in order, with the @name lines.
diff --git a/Documentation/kernel-parameters.txt b/Documentation/kernel-parameters.txt
index d8362cf9909e..b182626739ea 100644
--- a/Documentation/kernel-parameters.txt
+++ b/Documentation/kernel-parameters.txt
@@ -937,6 +937,8 @@ and is between 256 and 4096 characters. It is defined in the file
937 937
938 938
939 intel_iommu= [DMAR] Intel IOMMU driver (DMAR) option 939 intel_iommu= [DMAR] Intel IOMMU driver (DMAR) option
940 on
941 Enable intel iommu driver.
940 off 942 off
941 Disable intel iommu driver. 943 Disable intel iommu driver.
942 igfx_off [Default Off] 944 igfx_off [Default Off]
diff --git a/MAINTAINERS b/MAINTAINERS
index 0ea3a6d98714..db65b4e6d132 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -1202,6 +1202,8 @@ S: Supported
1202CONTROL GROUPS (CGROUPS) 1202CONTROL GROUPS (CGROUPS)
1203P: Paul Menage 1203P: Paul Menage
1204M: menage@google.com 1204M: menage@google.com
1205P: Li Zefan
1206M: lizf@cn.fujitsu.com
1205L: containers@lists.linux-foundation.org 1207L: containers@lists.linux-foundation.org
1206S: Maintained 1208S: Maintained
1207 1209
@@ -3537,6 +3539,12 @@ S: Maintained
3537PXA MMCI DRIVER 3539PXA MMCI DRIVER
3538S: Orphan 3540S: Orphan
3539 3541
3542PXA RTC DRIVER
3543P: Robert Jarzmik
3544M: robert.jarzmik@free.fr
3545L: rtc-linux@googlegroups.com
3546S: Maintained
3547
3540QLOGIC QLA2XXX FC-SCSI DRIVER 3548QLOGIC QLA2XXX FC-SCSI DRIVER
3541P: Andrew Vasquez 3549P: Andrew Vasquez
3542M: linux-driver@qlogic.com 3550M: linux-driver@qlogic.com
@@ -4285,8 +4293,8 @@ P: Rajiv Andrade
4285M: srajiv@linux.vnet.ibm.com 4293M: srajiv@linux.vnet.ibm.com
4286W: http://tpmdd.sourceforge.net 4294W: http://tpmdd.sourceforge.net
4287P: Marcel Selhorst 4295P: Marcel Selhorst
4288M: tpm@selhorst.net 4296M: m.selhorst@sirrix.com
4289W: http://www.prosec.rub.de/tpm/ 4297W: http://www.sirrix.com
4290L: tpmdd-devel@lists.sourceforge.net (moderated for non-subscribers) 4298L: tpmdd-devel@lists.sourceforge.net (moderated for non-subscribers)
4291S: Maintained 4299S: Maintained
4292 4300
diff --git a/arch/arm/kernel/machine_kexec.c b/arch/arm/kernel/machine_kexec.c
index 440dc62cdc3a..598ca61e7bca 100644
--- a/arch/arm/kernel/machine_kexec.c
+++ b/arch/arm/kernel/machine_kexec.c
@@ -13,8 +13,8 @@
13#include <asm/cacheflush.h> 13#include <asm/cacheflush.h>
14#include <asm/mach-types.h> 14#include <asm/mach-types.h>
15 15
16const extern unsigned char relocate_new_kernel[]; 16extern const unsigned char relocate_new_kernel[];
17const extern unsigned int relocate_new_kernel_size; 17extern const unsigned int relocate_new_kernel_size;
18 18
19extern void setup_mm_for_reboot(char mode); 19extern void setup_mm_for_reboot(char mode);
20 20
diff --git a/arch/arm/mach-pxa/dma.c b/arch/arm/mach-pxa/dma.c
index b1514fb20d3a..7de17fc5d54b 100644
--- a/arch/arm/mach-pxa/dma.c
+++ b/arch/arm/mach-pxa/dma.c
@@ -121,20 +121,22 @@ int __init pxa_init_dma(int num_ch)
121 if (dma_channels == NULL) 121 if (dma_channels == NULL)
122 return -ENOMEM; 122 return -ENOMEM;
123 123
124 ret = request_irq(IRQ_DMA, dma_irq_handler, IRQF_DISABLED, "DMA", NULL);
125 if (ret) {
126 printk (KERN_CRIT "Wow! Can't register IRQ for DMA\n");
127 kfree(dma_channels);
128 return ret;
129 }
130
131 /* dma channel priorities on pxa2xx processors: 124 /* dma channel priorities on pxa2xx processors:
132 * ch 0 - 3, 16 - 19 <--> (0) DMA_PRIO_HIGH 125 * ch 0 - 3, 16 - 19 <--> (0) DMA_PRIO_HIGH
133 * ch 4 - 7, 20 - 23 <--> (1) DMA_PRIO_MEDIUM 126 * ch 4 - 7, 20 - 23 <--> (1) DMA_PRIO_MEDIUM
134 * ch 8 - 15, 24 - 31 <--> (2) DMA_PRIO_LOW 127 * ch 8 - 15, 24 - 31 <--> (2) DMA_PRIO_LOW
135 */ 128 */
136 for (i = 0; i < num_ch; i++) 129 for (i = 0; i < num_ch; i++) {
130 DCSR(i) = 0;
137 dma_channels[i].prio = min((i & 0xf) >> 2, DMA_PRIO_LOW); 131 dma_channels[i].prio = min((i & 0xf) >> 2, DMA_PRIO_LOW);
132 }
133
134 ret = request_irq(IRQ_DMA, dma_irq_handler, IRQF_DISABLED, "DMA", NULL);
135 if (ret) {
136 printk (KERN_CRIT "Wow! Can't register IRQ for DMA\n");
137 kfree(dma_channels);
138 return ret;
139 }
138 140
139 num_dma_channels = num_ch; 141 num_dma_channels = num_ch;
140 return 0; 142 return 0;
diff --git a/arch/arm/mach-pxa/include/mach/regs-ac97.h b/arch/arm/mach-pxa/include/mach/regs-ac97.h
index e41b9d202b8c..b8d14bd9ae59 100644
--- a/arch/arm/mach-pxa/include/mach/regs-ac97.h
+++ b/arch/arm/mach-pxa/include/mach/regs-ac97.h
@@ -1,6 +1,8 @@
1#ifndef __ASM_ARCH_REGS_AC97_H 1#ifndef __ASM_ARCH_REGS_AC97_H
2#define __ASM_ARCH_REGS_AC97_H 2#define __ASM_ARCH_REGS_AC97_H
3 3
4#include <mach/hardware.h>
5
4/* 6/*
5 * AC97 Controller registers 7 * AC97 Controller registers
6 */ 8 */
diff --git a/arch/arm/mach-pxa/include/mach/regs-ssp.h b/arch/arm/mach-pxa/include/mach/regs-ssp.h
index 3c04cde2cf1f..cf31986f6f05 100644
--- a/arch/arm/mach-pxa/include/mach/regs-ssp.h
+++ b/arch/arm/mach-pxa/include/mach/regs-ssp.h
@@ -41,6 +41,9 @@
41#elif defined(CONFIG_PXA27x) || defined(CONFIG_PXA3xx) 41#elif defined(CONFIG_PXA27x) || defined(CONFIG_PXA3xx)
42#define SSCR0_SCR (0x000fff00) /* Serial Clock Rate (mask) */ 42#define SSCR0_SCR (0x000fff00) /* Serial Clock Rate (mask) */
43#define SSCR0_SerClkDiv(x) (((x) - 1) << 8) /* Divisor [1..4096] */ 43#define SSCR0_SerClkDiv(x) (((x) - 1) << 8) /* Divisor [1..4096] */
44#endif
45
46#if defined(CONFIG_PXA27x) || defined(CONFIG_PXA3xx)
44#define SSCR0_EDSS (1 << 20) /* Extended data size select */ 47#define SSCR0_EDSS (1 << 20) /* Extended data size select */
45#define SSCR0_NCS (1 << 21) /* Network clock select */ 48#define SSCR0_NCS (1 << 21) /* Network clock select */
46#define SSCR0_RIM (1 << 22) /* Receive FIFO overrrun interrupt mask */ 49#define SSCR0_RIM (1 << 22) /* Receive FIFO overrrun interrupt mask */
diff --git a/arch/arm/mach-pxa/pxa300.c b/arch/arm/mach-pxa/pxa300.c
index f735e58e6669..83fb609b6eb7 100644
--- a/arch/arm/mach-pxa/pxa300.c
+++ b/arch/arm/mach-pxa/pxa300.c
@@ -88,13 +88,13 @@ static struct pxa3xx_mfp_addr_map pxa310_mfp_addr_map[] __initdata = {
88static DEFINE_PXA3_CKEN(common_nand, NAND, 156000000, 0); 88static DEFINE_PXA3_CKEN(common_nand, NAND, 156000000, 0);
89 89
90static struct clk_lookup common_clkregs[] = { 90static struct clk_lookup common_clkregs[] = {
91 INIT_CLKREG(&clk_common_nand, "pxa3xx-nand", "NANDCLK"), 91 INIT_CLKREG(&clk_common_nand, "pxa3xx-nand", NULL),
92}; 92};
93 93
94static DEFINE_PXA3_CKEN(pxa310_mmc3, MMC3, 19500000, 0); 94static DEFINE_PXA3_CKEN(pxa310_mmc3, MMC3, 19500000, 0);
95 95
96static struct clk_lookup pxa310_clkregs[] = { 96static struct clk_lookup pxa310_clkregs[] = {
97 INIT_CLKREG(&clk_pxa310_mmc3, "pxa2xx-mci.2", "MMCCLK"), 97 INIT_CLKREG(&clk_pxa310_mmc3, "pxa2xx-mci.2", NULL),
98}; 98};
99 99
100static int __init pxa300_init(void) 100static int __init pxa300_init(void)
diff --git a/arch/arm/mach-pxa/pxa320.c b/arch/arm/mach-pxa/pxa320.c
index effe408c186f..36f066196fa2 100644
--- a/arch/arm/mach-pxa/pxa320.c
+++ b/arch/arm/mach-pxa/pxa320.c
@@ -83,7 +83,7 @@ static struct pxa3xx_mfp_addr_map pxa320_mfp_addr_map[] __initdata = {
83static DEFINE_PXA3_CKEN(pxa320_nand, NAND, 104000000, 0); 83static DEFINE_PXA3_CKEN(pxa320_nand, NAND, 104000000, 0);
84 84
85static struct clk_lookup pxa320_clkregs[] = { 85static struct clk_lookup pxa320_clkregs[] = {
86 INIT_CLKREG(&clk_pxa320_nand, "pxa3xx-nand", "NANDCLK"), 86 INIT_CLKREG(&clk_pxa320_nand, "pxa3xx-nand", NULL),
87}; 87};
88 88
89static int __init pxa320_init(void) 89static int __init pxa320_init(void)
diff --git a/arch/frv/mm/dma-alloc.c b/arch/frv/mm/dma-alloc.c
index dc6522c464d4..44840e73e907 100644
--- a/arch/frv/mm/dma-alloc.c
+++ b/arch/frv/mm/dma-alloc.c
@@ -36,10 +36,10 @@
36#include <linux/vmalloc.h> 36#include <linux/vmalloc.h>
37#include <linux/init.h> 37#include <linux/init.h>
38#include <linux/pci.h> 38#include <linux/pci.h>
39#include <linux/hardirq.h>
39 40
40#include <asm/pgalloc.h> 41#include <asm/pgalloc.h>
41#include <asm/io.h> 42#include <asm/io.h>
42#include <asm/hardirq.h>
43#include <asm/mmu_context.h> 43#include <asm/mmu_context.h>
44#include <asm/pgtable.h> 44#include <asm/pgtable.h>
45#include <asm/mmu.h> 45#include <asm/mmu.h>
diff --git a/arch/mips/include/asm/spinlock.h b/arch/mips/include/asm/spinlock.h
index 1a1f320c30d8..0884947ebe27 100644
--- a/arch/mips/include/asm/spinlock.h
+++ b/arch/mips/include/asm/spinlock.h
@@ -51,6 +51,7 @@ static inline int __raw_spin_is_contended(raw_spinlock_t *lock)
51 51
52 return (((counters >> 14) - counters) & 0x1fff) > 1; 52 return (((counters >> 14) - counters) & 0x1fff) > 1;
53} 53}
54#define __raw_spin_is_contended __raw_spin_is_contended
54 55
55static inline void __raw_spin_lock(raw_spinlock_t *lock) 56static inline void __raw_spin_lock(raw_spinlock_t *lock)
56{ 57{
diff --git a/arch/powerpc/boot/dts/mpc8313erdb.dts b/arch/powerpc/boot/dts/mpc8313erdb.dts
index 909a89cab9ac..3ebf7ec0484c 100644
--- a/arch/powerpc/boot/dts/mpc8313erdb.dts
+++ b/arch/powerpc/boot/dts/mpc8313erdb.dts
@@ -191,7 +191,8 @@
191 interrupts = <37 0x8 36 0x8 35 0x8>; 191 interrupts = <37 0x8 36 0x8 35 0x8>;
192 interrupt-parent = <&ipic>; 192 interrupt-parent = <&ipic>;
193 tbi-handle = < &tbi0 >; 193 tbi-handle = < &tbi0 >;
194 phy-handle = < &phy1 >; 194 /* Vitesse 7385 isn't on the MDIO bus */
195 fixed-link = <1 1 1000 0 0>;
195 fsl,magic-packet; 196 fsl,magic-packet;
196 197
197 mdio@24520 { 198 mdio@24520 {
@@ -199,12 +200,6 @@
199 #size-cells = <0>; 200 #size-cells = <0>;
200 compatible = "fsl,gianfar-mdio"; 201 compatible = "fsl,gianfar-mdio";
201 reg = <0x24520 0x20>; 202 reg = <0x24520 0x20>;
202 phy1: ethernet-phy@1 {
203 interrupt-parent = <&ipic>;
204 interrupts = <19 0x8>;
205 reg = <0x1>;
206 device_type = "ethernet-phy";
207 };
208 phy4: ethernet-phy@4 { 203 phy4: ethernet-phy@4 {
209 interrupt-parent = <&ipic>; 204 interrupt-parent = <&ipic>;
210 interrupts = <20 0x8>; 205 interrupts = <20 0x8>;
@@ -219,6 +214,8 @@
219 }; 214 };
220 215
221 enet1: ethernet@25000 { 216 enet1: ethernet@25000 {
217 #address-cells = <1>;
218 #size-cells = <1>;
222 cell-index = <1>; 219 cell-index = <1>;
223 device_type = "network"; 220 device_type = "network";
224 model = "eTSEC"; 221 model = "eTSEC";
diff --git a/arch/powerpc/configs/83xx/mpc8313_rdb_defconfig b/arch/powerpc/configs/83xx/mpc8313_rdb_defconfig
index 9e47ae957e2e..409d017621a8 100644
--- a/arch/powerpc/configs/83xx/mpc8313_rdb_defconfig
+++ b/arch/powerpc/configs/83xx/mpc8313_rdb_defconfig
@@ -651,7 +651,7 @@ CONFIG_CICADA_PHY=y
651# CONFIG_NATIONAL_PHY is not set 651# CONFIG_NATIONAL_PHY is not set
652# CONFIG_STE10XP is not set 652# CONFIG_STE10XP is not set
653# CONFIG_LSI_ET1011C_PHY is not set 653# CONFIG_LSI_ET1011C_PHY is not set
654# CONFIG_FIXED_PHY is not set 654CONFIG_FIXED_PHY=y
655# CONFIG_MDIO_BITBANG is not set 655# CONFIG_MDIO_BITBANG is not set
656CONFIG_NET_ETHERNET=y 656CONFIG_NET_ETHERNET=y
657CONFIG_MII=y 657CONFIG_MII=y
diff --git a/arch/powerpc/kernel/ftrace.c b/arch/powerpc/kernel/ftrace.c
index 5355244c99ff..60c60ccf5e3c 100644
--- a/arch/powerpc/kernel/ftrace.c
+++ b/arch/powerpc/kernel/ftrace.c
@@ -195,8 +195,9 @@ __ftrace_make_nop(struct module *mod,
195 return -EINVAL; 195 return -EINVAL;
196 } 196 }
197 197
198 offset = (unsigned)((unsigned short)jmp[0]) << 16 | 198 /* The bottom half is signed extended */
199 (unsigned)((unsigned short)jmp[1]); 199 offset = ((unsigned)((unsigned short)jmp[0]) << 16) +
200 (int)((short)jmp[1]);
200 201
201 DEBUGP(" %x ", offset); 202 DEBUGP(" %x ", offset);
202 203
diff --git a/arch/powerpc/kernel/pci-common.c b/arch/powerpc/kernel/pci-common.c
index 19b12d2cbb4b..0f4181272311 100644
--- a/arch/powerpc/kernel/pci-common.c
+++ b/arch/powerpc/kernel/pci-common.c
@@ -561,8 +561,21 @@ int pci_mmap_legacy_page_range(struct pci_bus *bus,
561 (unsigned long long)(offset + size - 1)); 561 (unsigned long long)(offset + size - 1));
562 562
563 if (mmap_state == pci_mmap_mem) { 563 if (mmap_state == pci_mmap_mem) {
564 if ((offset + size) > hose->isa_mem_size) 564 /* Hack alert !
565 return -ENXIO; 565 *
566 * Because X is lame and can fail starting if it gets an error trying
567 * to mmap legacy_mem (instead of just moving on without legacy memory
568 * access) we fake it here by giving it anonymous memory, effectively
569 * behaving just like /dev/zero
570 */
571 if ((offset + size) > hose->isa_mem_size) {
572 printk(KERN_DEBUG
573 "Process %s (pid:%d) mapped non-existing PCI legacy memory for 0%04x:%02x\n",
574 current->comm, current->pid, pci_domain_nr(bus), bus->number);
575 if (vma->vm_flags & VM_SHARED)
576 return shmem_zero_setup(vma);
577 return 0;
578 }
566 offset += hose->isa_mem_phys; 579 offset += hose->isa_mem_phys;
567 } else { 580 } else {
568 unsigned long io_offset = (unsigned long)hose->io_base_virt - _IO_BASE; 581 unsigned long io_offset = (unsigned long)hose->io_base_virt - _IO_BASE;
diff --git a/arch/powerpc/lib/sstep.c b/arch/powerpc/lib/sstep.c
index 4aae0c387645..13b7d54f185b 100644
--- a/arch/powerpc/lib/sstep.c
+++ b/arch/powerpc/lib/sstep.c
@@ -172,6 +172,8 @@ int __kprobes emulate_step(struct pt_regs *regs, unsigned int instr)
172 } 172 }
173 break; 173 break;
174 case 0x378: /* orx */ 174 case 0x378: /* orx */
175 if (instr & 1)
176 break;
175 rs = (instr >> 21) & 0x1f; 177 rs = (instr >> 21) & 0x1f;
176 rb = (instr >> 11) & 0x1f; 178 rb = (instr >> 11) & 0x1f;
177 if (rs == rb) { /* mr */ 179 if (rs == rb) { /* mr */
diff --git a/arch/powerpc/mm/fsl_booke_mmu.c b/arch/powerpc/mm/fsl_booke_mmu.c
index 1971e4ee3d6e..ea6e41e39d9f 100644
--- a/arch/powerpc/mm/fsl_booke_mmu.c
+++ b/arch/powerpc/mm/fsl_booke_mmu.c
@@ -73,7 +73,7 @@ extern unsigned int tlbcam_index;
73/* 73/*
74 * Return PA for this VA if it is mapped by a CAM, or 0 74 * Return PA for this VA if it is mapped by a CAM, or 0
75 */ 75 */
76unsigned long v_mapped_by_tlbcam(unsigned long va) 76phys_addr_t v_mapped_by_tlbcam(unsigned long va)
77{ 77{
78 int b; 78 int b;
79 for (b = 0; b < tlbcam_index; ++b) 79 for (b = 0; b < tlbcam_index; ++b)
@@ -85,7 +85,7 @@ unsigned long v_mapped_by_tlbcam(unsigned long va)
85/* 85/*
86 * Return VA for a given PA or 0 if not mapped 86 * Return VA for a given PA or 0 if not mapped
87 */ 87 */
88unsigned long p_mapped_by_tlbcam(unsigned long pa) 88unsigned long p_mapped_by_tlbcam(phys_addr_t pa)
89{ 89{
90 int b; 90 int b;
91 for (b = 0; b < tlbcam_index; ++b) 91 for (b = 0; b < tlbcam_index; ++b)
diff --git a/arch/powerpc/mm/hash_low_32.S b/arch/powerpc/mm/hash_low_32.S
index 67850ec9feb3..14af8cedab70 100644
--- a/arch/powerpc/mm/hash_low_32.S
+++ b/arch/powerpc/mm/hash_low_32.S
@@ -320,7 +320,7 @@ _GLOBAL(create_hpte)
320 and r8,r8,r0 /* writable if _RW & _DIRTY */ 320 and r8,r8,r0 /* writable if _RW & _DIRTY */
321 rlwimi r5,r5,32-1,30,30 /* _PAGE_USER -> PP msb */ 321 rlwimi r5,r5,32-1,30,30 /* _PAGE_USER -> PP msb */
322 rlwimi r5,r5,32-2,31,31 /* _PAGE_USER -> PP lsb */ 322 rlwimi r5,r5,32-2,31,31 /* _PAGE_USER -> PP lsb */
323 ori r8,r8,0xe14 /* clear out reserved bits and M */ 323 ori r8,r8,0xe04 /* clear out reserved bits */
324 andc r8,r5,r8 /* PP = user? (rw&dirty? 2: 3): 0 */ 324 andc r8,r5,r8 /* PP = user? (rw&dirty? 2: 3): 0 */
325BEGIN_FTR_SECTION 325BEGIN_FTR_SECTION
326 rlwinm r8,r8,0,~_PAGE_COHERENT /* clear M (coherence not required) */ 326 rlwinm r8,r8,0,~_PAGE_COHERENT /* clear M (coherence not required) */
diff --git a/arch/powerpc/mm/pgtable_32.c b/arch/powerpc/mm/pgtable_32.c
index 22972cd83cc9..58bcaeba728d 100644
--- a/arch/powerpc/mm/pgtable_32.c
+++ b/arch/powerpc/mm/pgtable_32.c
@@ -61,8 +61,8 @@ void setbat(int index, unsigned long virt, phys_addr_t phys,
61 61
62#ifdef HAVE_TLBCAM 62#ifdef HAVE_TLBCAM
63extern unsigned int tlbcam_index; 63extern unsigned int tlbcam_index;
64extern unsigned long v_mapped_by_tlbcam(unsigned long va); 64extern phys_addr_t v_mapped_by_tlbcam(unsigned long va);
65extern unsigned long p_mapped_by_tlbcam(unsigned long pa); 65extern unsigned long p_mapped_by_tlbcam(phys_addr_t pa);
66#else /* !HAVE_TLBCAM */ 66#else /* !HAVE_TLBCAM */
67#define v_mapped_by_tlbcam(x) (0UL) 67#define v_mapped_by_tlbcam(x) (0UL)
68#define p_mapped_by_tlbcam(x) (0UL) 68#define p_mapped_by_tlbcam(x) (0UL)
diff --git a/arch/powerpc/oprofile/cell/spu_profiler.c b/arch/powerpc/oprofile/cell/spu_profiler.c
index 9305ddaac512..b129d007e7fe 100644
--- a/arch/powerpc/oprofile/cell/spu_profiler.c
+++ b/arch/powerpc/oprofile/cell/spu_profiler.c
@@ -16,6 +16,7 @@
16#include <linux/smp.h> 16#include <linux/smp.h>
17#include <linux/slab.h> 17#include <linux/slab.h>
18#include <asm/cell-pmu.h> 18#include <asm/cell-pmu.h>
19#include <asm/time.h>
19#include "pr_util.h" 20#include "pr_util.h"
20 21
21#define SCALE_SHIFT 14 22#define SCALE_SHIFT 14
diff --git a/arch/powerpc/platforms/82xx/pq2ads-pci-pic.c b/arch/powerpc/platforms/82xx/pq2ads-pci-pic.c
index 9876d7e072f4..ddf0bdc0fc8b 100644
--- a/arch/powerpc/platforms/82xx/pq2ads-pci-pic.c
+++ b/arch/powerpc/platforms/82xx/pq2ads-pci-pic.c
@@ -186,7 +186,7 @@ out_unmap_regs:
186 iounmap(priv->regs); 186 iounmap(priv->regs);
187out_free_bootmem: 187out_free_bootmem:
188 free_bootmem((unsigned long)priv, 188 free_bootmem((unsigned long)priv,
189 sizeof(sizeof(struct pq2ads_pci_pic))); 189 sizeof(struct pq2ads_pci_pic));
190 of_node_put(np); 190 of_node_put(np);
191out_unmap_irq: 191out_unmap_irq:
192 irq_dispose_mapping(irq); 192 irq_dispose_mapping(irq);
diff --git a/arch/powerpc/platforms/pseries/hotplug-memory.c b/arch/powerpc/platforms/pseries/hotplug-memory.c
index a623ad256e9e..9b21ee68ea50 100644
--- a/arch/powerpc/platforms/pseries/hotplug-memory.c
+++ b/arch/powerpc/platforms/pseries/hotplug-memory.c
@@ -14,6 +14,7 @@
14#include <asm/firmware.h> 14#include <asm/firmware.h>
15#include <asm/machdep.h> 15#include <asm/machdep.h>
16#include <asm/pSeries_reconfig.h> 16#include <asm/pSeries_reconfig.h>
17#include <asm/sparsemem.h>
17 18
18static int pseries_remove_lmb(unsigned long base, unsigned int lmb_size) 19static int pseries_remove_lmb(unsigned long base, unsigned int lmb_size)
19{ 20{
diff --git a/arch/powerpc/sysdev/cpm2_pic.c b/arch/powerpc/sysdev/cpm2_pic.c
index b16ca3ed65d2..78f1f7cca0a0 100644
--- a/arch/powerpc/sysdev/cpm2_pic.c
+++ b/arch/powerpc/sysdev/cpm2_pic.c
@@ -165,7 +165,7 @@ static int cpm2_set_irq_type(unsigned int virq, unsigned int flow_type)
165 edibit = (14 - (src - CPM2_IRQ_EXT1)); 165 edibit = (14 - (src - CPM2_IRQ_EXT1));
166 else 166 else
167 if (src >= CPM2_IRQ_PORTC15 && src <= CPM2_IRQ_PORTC0) 167 if (src >= CPM2_IRQ_PORTC15 && src <= CPM2_IRQ_PORTC0)
168 edibit = (31 - (src - CPM2_IRQ_PORTC15)); 168 edibit = (31 - (CPM2_IRQ_PORTC0 - src));
169 else 169 else
170 return (flow_type & IRQ_TYPE_LEVEL_LOW) ? 0 : -EINVAL; 170 return (flow_type & IRQ_TYPE_LEVEL_LOW) ? 0 : -EINVAL;
171 171
diff --git a/arch/powerpc/sysdev/ipic.c b/arch/powerpc/sysdev/ipic.c
index 88a983ece5c9..9a89cd3e80a2 100644
--- a/arch/powerpc/sysdev/ipic.c
+++ b/arch/powerpc/sysdev/ipic.c
@@ -890,7 +890,7 @@ unsigned int ipic_get_irq(void)
890 return irq_linear_revmap(primary_ipic->irqhost, irq); 890 return irq_linear_revmap(primary_ipic->irqhost, irq);
891} 891}
892 892
893#ifdef CONFIG_PM 893#ifdef CONFIG_SUSPEND
894static struct { 894static struct {
895 u32 sicfr; 895 u32 sicfr;
896 u32 siprr[2]; 896 u32 siprr[2];
diff --git a/arch/s390/defconfig b/arch/s390/defconfig
index a0e748da9909..31e809c77790 100644
--- a/arch/s390/defconfig
+++ b/arch/s390/defconfig
@@ -1,7 +1,7 @@
1# 1#
2# Automatically generated make config: don't edit 2# Automatically generated make config: don't edit
3# Linux kernel version: 2.6.28-rc6 3# Linux kernel version: 2.6.29-rc4
4# Thu Nov 27 11:00:49 2008 4# Wed Feb 11 10:07:16 2009
5# 5#
6CONFIG_SCHED_MC=y 6CONFIG_SCHED_MC=y
7CONFIG_MMU=y 7CONFIG_MMU=y
@@ -14,12 +14,14 @@ CONFIG_RWSEM_XCHGADD_ALGORITHM=y
14# CONFIG_ARCH_HAS_ILOG2_U64 is not set 14# CONFIG_ARCH_HAS_ILOG2_U64 is not set
15CONFIG_GENERIC_HWEIGHT=y 15CONFIG_GENERIC_HWEIGHT=y
16CONFIG_GENERIC_TIME=y 16CONFIG_GENERIC_TIME=y
17CONFIG_GENERIC_TIME_VSYSCALL=y
17CONFIG_GENERIC_CLOCKEVENTS=y 18CONFIG_GENERIC_CLOCKEVENTS=y
18CONFIG_GENERIC_BUG=y 19CONFIG_GENERIC_BUG=y
19CONFIG_NO_IOMEM=y 20CONFIG_NO_IOMEM=y
20CONFIG_NO_DMA=y 21CONFIG_NO_DMA=y
21CONFIG_GENERIC_LOCKBREAK=y 22CONFIG_GENERIC_LOCKBREAK=y
22CONFIG_PGSTE=y 23CONFIG_PGSTE=y
24CONFIG_VIRT_CPU_ACCOUNTING=y
23CONFIG_S390=y 25CONFIG_S390=y
24CONFIG_DEFCONFIG_LIST="/lib/modules/$UNAME_RELEASE/.config" 26CONFIG_DEFCONFIG_LIST="/lib/modules/$UNAME_RELEASE/.config"
25 27
@@ -39,20 +41,29 @@ CONFIG_POSIX_MQUEUE=y
39# CONFIG_TASKSTATS is not set 41# CONFIG_TASKSTATS is not set
40CONFIG_AUDIT=y 42CONFIG_AUDIT=y
41# CONFIG_AUDITSYSCALL is not set 43# CONFIG_AUDITSYSCALL is not set
44
45#
46# RCU Subsystem
47#
48CONFIG_CLASSIC_RCU=y
49# CONFIG_TREE_RCU is not set
50# CONFIG_PREEMPT_RCU is not set
51# CONFIG_TREE_RCU_TRACE is not set
52# CONFIG_PREEMPT_RCU_TRACE is not set
42CONFIG_IKCONFIG=y 53CONFIG_IKCONFIG=y
43CONFIG_IKCONFIG_PROC=y 54CONFIG_IKCONFIG_PROC=y
44CONFIG_LOG_BUF_SHIFT=17 55CONFIG_LOG_BUF_SHIFT=17
56CONFIG_GROUP_SCHED=y
57CONFIG_FAIR_GROUP_SCHED=y
58# CONFIG_RT_GROUP_SCHED is not set
59CONFIG_USER_SCHED=y
60# CONFIG_CGROUP_SCHED is not set
45CONFIG_CGROUPS=y 61CONFIG_CGROUPS=y
46# CONFIG_CGROUP_DEBUG is not set 62# CONFIG_CGROUP_DEBUG is not set
47CONFIG_CGROUP_NS=y 63CONFIG_CGROUP_NS=y
48# CONFIG_CGROUP_FREEZER is not set 64# CONFIG_CGROUP_FREEZER is not set
49# CONFIG_CGROUP_DEVICE is not set 65# CONFIG_CGROUP_DEVICE is not set
50# CONFIG_CPUSETS is not set 66# CONFIG_CPUSETS is not set
51CONFIG_GROUP_SCHED=y
52CONFIG_FAIR_GROUP_SCHED=y
53# CONFIG_RT_GROUP_SCHED is not set
54CONFIG_USER_SCHED=y
55# CONFIG_CGROUP_SCHED is not set
56# CONFIG_CGROUP_CPUACCT is not set 67# CONFIG_CGROUP_CPUACCT is not set
57# CONFIG_RESOURCE_COUNTERS is not set 68# CONFIG_RESOURCE_COUNTERS is not set
58CONFIG_SYSFS_DEPRECATED=y 69CONFIG_SYSFS_DEPRECATED=y
@@ -63,6 +74,7 @@ CONFIG_UTS_NS=y
63CONFIG_IPC_NS=y 74CONFIG_IPC_NS=y
64# CONFIG_USER_NS is not set 75# CONFIG_USER_NS is not set
65# CONFIG_PID_NS is not set 76# CONFIG_PID_NS is not set
77# CONFIG_NET_NS is not set
66CONFIG_BLK_DEV_INITRD=y 78CONFIG_BLK_DEV_INITRD=y
67CONFIG_INITRAMFS_SOURCE="" 79CONFIG_INITRAMFS_SOURCE=""
68# CONFIG_CC_OPTIMIZE_FOR_SIZE is not set 80# CONFIG_CC_OPTIMIZE_FOR_SIZE is not set
@@ -91,17 +103,17 @@ CONFIG_SLAB=y
91# CONFIG_SLUB is not set 103# CONFIG_SLUB is not set
92# CONFIG_SLOB is not set 104# CONFIG_SLOB is not set
93# CONFIG_PROFILING is not set 105# CONFIG_PROFILING is not set
94# CONFIG_MARKERS is not set
95CONFIG_HAVE_OPROFILE=y 106CONFIG_HAVE_OPROFILE=y
96CONFIG_KPROBES=y 107CONFIG_KPROBES=y
108CONFIG_HAVE_SYSCALL_WRAPPERS=y
97CONFIG_KRETPROBES=y 109CONFIG_KRETPROBES=y
98CONFIG_HAVE_KPROBES=y 110CONFIG_HAVE_KPROBES=y
99CONFIG_HAVE_KRETPROBES=y 111CONFIG_HAVE_KRETPROBES=y
100CONFIG_HAVE_ARCH_TRACEHOOK=y 112CONFIG_HAVE_ARCH_TRACEHOOK=y
113CONFIG_USE_GENERIC_SMP_HELPERS=y
101# CONFIG_HAVE_GENERIC_DMA_COHERENT is not set 114# CONFIG_HAVE_GENERIC_DMA_COHERENT is not set
102CONFIG_SLABINFO=y 115CONFIG_SLABINFO=y
103CONFIG_RT_MUTEXES=y 116CONFIG_RT_MUTEXES=y
104# CONFIG_TINY_SHMEM is not set
105CONFIG_BASE_SMALL=0 117CONFIG_BASE_SMALL=0
106CONFIG_MODULES=y 118CONFIG_MODULES=y
107# CONFIG_MODULE_FORCE_LOAD is not set 119# CONFIG_MODULE_FORCE_LOAD is not set
@@ -109,7 +121,7 @@ CONFIG_MODULE_UNLOAD=y
109# CONFIG_MODULE_FORCE_UNLOAD is not set 121# CONFIG_MODULE_FORCE_UNLOAD is not set
110CONFIG_MODVERSIONS=y 122CONFIG_MODVERSIONS=y
111# CONFIG_MODULE_SRCVERSION_ALL is not set 123# CONFIG_MODULE_SRCVERSION_ALL is not set
112CONFIG_KMOD=y 124CONFIG_INIT_ALL_POSSIBLE=y
113CONFIG_STOP_MACHINE=y 125CONFIG_STOP_MACHINE=y
114CONFIG_BLOCK=y 126CONFIG_BLOCK=y
115# CONFIG_BLK_DEV_IO_TRACE is not set 127# CONFIG_BLK_DEV_IO_TRACE is not set
@@ -130,7 +142,6 @@ CONFIG_DEFAULT_DEADLINE=y
130# CONFIG_DEFAULT_NOOP is not set 142# CONFIG_DEFAULT_NOOP is not set
131CONFIG_DEFAULT_IOSCHED="deadline" 143CONFIG_DEFAULT_IOSCHED="deadline"
132CONFIG_PREEMPT_NOTIFIERS=y 144CONFIG_PREEMPT_NOTIFIERS=y
133CONFIG_CLASSIC_RCU=y
134# CONFIG_FREEZER is not set 145# CONFIG_FREEZER is not set
135 146
136# 147#
@@ -161,6 +172,7 @@ CONFIG_S390_EXEC_PROTECT=y
161CONFIG_MARCH_Z900=y 172CONFIG_MARCH_Z900=y
162# CONFIG_MARCH_Z990 is not set 173# CONFIG_MARCH_Z990 is not set
163# CONFIG_MARCH_Z9_109 is not set 174# CONFIG_MARCH_Z9_109 is not set
175# CONFIG_MARCH_Z10 is not set
164CONFIG_PACK_STACK=y 176CONFIG_PACK_STACK=y
165# CONFIG_SMALL_STACK is not set 177# CONFIG_SMALL_STACK is not set
166CONFIG_CHECK_STACK=y 178CONFIG_CHECK_STACK=y
@@ -174,7 +186,6 @@ CONFIG_ARCH_POPULATES_NODE_MAP=y
174# CONFIG_PREEMPT_NONE is not set 186# CONFIG_PREEMPT_NONE is not set
175# CONFIG_PREEMPT_VOLUNTARY is not set 187# CONFIG_PREEMPT_VOLUNTARY is not set
176CONFIG_PREEMPT=y 188CONFIG_PREEMPT=y
177# CONFIG_PREEMPT_RCU is not set
178CONFIG_ARCH_SPARSEMEM_ENABLE=y 189CONFIG_ARCH_SPARSEMEM_ENABLE=y
179CONFIG_ARCH_SPARSEMEM_DEFAULT=y 190CONFIG_ARCH_SPARSEMEM_DEFAULT=y
180CONFIG_ARCH_SELECT_MEMORY_MODEL=y 191CONFIG_ARCH_SELECT_MEMORY_MODEL=y
@@ -195,7 +206,6 @@ CONFIG_MEMORY_HOTREMOVE=y
195CONFIG_PAGEFLAGS_EXTENDED=y 206CONFIG_PAGEFLAGS_EXTENDED=y
196CONFIG_SPLIT_PTLOCK_CPUS=4 207CONFIG_SPLIT_PTLOCK_CPUS=4
197CONFIG_MIGRATION=y 208CONFIG_MIGRATION=y
198CONFIG_RESOURCES_64BIT=y
199CONFIG_PHYS_ADDR_T_64BIT=y 209CONFIG_PHYS_ADDR_T_64BIT=y
200CONFIG_ZONE_DMA_FLAG=1 210CONFIG_ZONE_DMA_FLAG=1
201CONFIG_BOUNCE=y 211CONFIG_BOUNCE=y
@@ -207,7 +217,6 @@ CONFIG_UNEVICTABLE_LRU=y
207# 217#
208CONFIG_MACHCHK_WARNING=y 218CONFIG_MACHCHK_WARNING=y
209CONFIG_QDIO=y 219CONFIG_QDIO=y
210# CONFIG_QDIO_DEBUG is not set
211CONFIG_CHSC_SCH=m 220CONFIG_CHSC_SCH=m
212 221
213# 222#
@@ -227,15 +236,13 @@ CONFIG_PFAULT=y
227# CONFIG_SHARED_KERNEL is not set 236# CONFIG_SHARED_KERNEL is not set
228# CONFIG_CMM is not set 237# CONFIG_CMM is not set
229# CONFIG_PAGE_STATES is not set 238# CONFIG_PAGE_STATES is not set
230CONFIG_VIRT_TIMER=y
231CONFIG_VIRT_CPU_ACCOUNTING=y
232# CONFIG_APPLDATA_BASE is not set 239# CONFIG_APPLDATA_BASE is not set
233CONFIG_HZ_100=y 240CONFIG_HZ_100=y
234# CONFIG_HZ_250 is not set 241# CONFIG_HZ_250 is not set
235# CONFIG_HZ_300 is not set 242# CONFIG_HZ_300 is not set
236# CONFIG_HZ_1000 is not set 243# CONFIG_HZ_1000 is not set
237CONFIG_HZ=100 244CONFIG_HZ=100
238# CONFIG_SCHED_HRTICK is not set 245CONFIG_SCHED_HRTICK=y
239CONFIG_S390_HYPFS_FS=y 246CONFIG_S390_HYPFS_FS=y
240CONFIG_KEXEC=y 247CONFIG_KEXEC=y
241# CONFIG_ZFCPDUMP is not set 248# CONFIG_ZFCPDUMP is not set
@@ -245,6 +252,7 @@ CONFIG_NET=y
245# 252#
246# Networking options 253# Networking options
247# 254#
255CONFIG_COMPAT_NET_DEV_OPS=y
248CONFIG_PACKET=y 256CONFIG_PACKET=y
249# CONFIG_PACKET_MMAP is not set 257# CONFIG_PACKET_MMAP is not set
250CONFIG_UNIX=y 258CONFIG_UNIX=y
@@ -383,6 +391,7 @@ CONFIG_NET_SCH_TBF=m
383CONFIG_NET_SCH_GRED=m 391CONFIG_NET_SCH_GRED=m
384CONFIG_NET_SCH_DSMARK=m 392CONFIG_NET_SCH_DSMARK=m
385# CONFIG_NET_SCH_NETEM is not set 393# CONFIG_NET_SCH_NETEM is not set
394# CONFIG_NET_SCH_DRR is not set
386# CONFIG_NET_SCH_INGRESS is not set 395# CONFIG_NET_SCH_INGRESS is not set
387 396
388# 397#
@@ -400,6 +409,7 @@ CONFIG_CLS_U32_MARK=y
400CONFIG_NET_CLS_RSVP=m 409CONFIG_NET_CLS_RSVP=m
401CONFIG_NET_CLS_RSVP6=m 410CONFIG_NET_CLS_RSVP6=m
402CONFIG_NET_CLS_FLOW=m 411CONFIG_NET_CLS_FLOW=m
412# CONFIG_NET_CLS_CGROUP is not set
403# CONFIG_NET_EMATCH is not set 413# CONFIG_NET_EMATCH is not set
404CONFIG_NET_CLS_ACT=y 414CONFIG_NET_CLS_ACT=y
405CONFIG_NET_ACT_POLICE=y 415CONFIG_NET_ACT_POLICE=y
@@ -411,6 +421,7 @@ CONFIG_NET_ACT_NAT=m
411# CONFIG_NET_ACT_SKBEDIT is not set 421# CONFIG_NET_ACT_SKBEDIT is not set
412# CONFIG_NET_CLS_IND is not set 422# CONFIG_NET_CLS_IND is not set
413CONFIG_NET_SCH_FIFO=y 423CONFIG_NET_SCH_FIFO=y
424# CONFIG_DCB is not set
414 425
415# 426#
416# Network testing 427# Network testing
@@ -428,6 +439,7 @@ CONFIG_CAN_VCAN=m
428# CONFIG_CAN_DEBUG_DEVICES is not set 439# CONFIG_CAN_DEBUG_DEVICES is not set
429# CONFIG_AF_RXRPC is not set 440# CONFIG_AF_RXRPC is not set
430# CONFIG_PHONET is not set 441# CONFIG_PHONET is not set
442# CONFIG_WIMAX is not set
431# CONFIG_RFKILL is not set 443# CONFIG_RFKILL is not set
432# CONFIG_NET_9P is not set 444# CONFIG_NET_9P is not set
433# CONFIG_PCMCIA is not set 445# CONFIG_PCMCIA is not set
@@ -475,11 +487,15 @@ CONFIG_DASD_DIAG=y
475CONFIG_DASD_EER=y 487CONFIG_DASD_EER=y
476CONFIG_VIRTIO_BLK=m 488CONFIG_VIRTIO_BLK=m
477CONFIG_MISC_DEVICES=y 489CONFIG_MISC_DEVICES=y
478# CONFIG_EEPROM_93CX6 is not set
479# CONFIG_ENCLOSURE_SERVICES is not set 490# CONFIG_ENCLOSURE_SERVICES is not set
480# CONFIG_C2PORT is not set 491# CONFIG_C2PORT is not set
481 492
482# 493#
494# EEPROM support
495#
496# CONFIG_EEPROM_93CX6 is not set
497
498#
483# SCSI device support 499# SCSI device support
484# 500#
485# CONFIG_RAID_ATTRS is not set 501# CONFIG_RAID_ATTRS is not set
@@ -520,6 +536,7 @@ CONFIG_SCSI_FC_ATTRS=y
520# CONFIG_SCSI_SRP_ATTRS is not set 536# CONFIG_SCSI_SRP_ATTRS is not set
521CONFIG_SCSI_LOWLEVEL=y 537CONFIG_SCSI_LOWLEVEL=y
522# CONFIG_ISCSI_TCP is not set 538# CONFIG_ISCSI_TCP is not set
539# CONFIG_LIBFC is not set
523# CONFIG_SCSI_DEBUG is not set 540# CONFIG_SCSI_DEBUG is not set
524CONFIG_ZFCP=y 541CONFIG_ZFCP=y
525CONFIG_SCSI_DH=m 542CONFIG_SCSI_DH=m
@@ -566,6 +583,10 @@ CONFIG_NET_ETHERNET=y
566CONFIG_NETDEV_1000=y 583CONFIG_NETDEV_1000=y
567CONFIG_NETDEV_10000=y 584CONFIG_NETDEV_10000=y
568# CONFIG_TR is not set 585# CONFIG_TR is not set
586
587#
588# Enable WiMAX (Networking options) to see the WiMAX drivers
589#
569# CONFIG_WAN is not set 590# CONFIG_WAN is not set
570 591
571# 592#
@@ -593,9 +614,11 @@ CONFIG_VIRTIO_NET=m
593# 614#
594CONFIG_DEVKMEM=y 615CONFIG_DEVKMEM=y
595CONFIG_UNIX98_PTYS=y 616CONFIG_UNIX98_PTYS=y
617# CONFIG_DEVPTS_MULTIPLE_INSTANCES is not set
596CONFIG_LEGACY_PTYS=y 618CONFIG_LEGACY_PTYS=y
597CONFIG_LEGACY_PTY_COUNT=256 619CONFIG_LEGACY_PTY_COUNT=256
598CONFIG_HVC_DRIVER=y 620CONFIG_HVC_DRIVER=y
621CONFIG_HVC_IUCV=y
599CONFIG_VIRTIO_CONSOLE=y 622CONFIG_VIRTIO_CONSOLE=y
600CONFIG_HW_RANDOM=m 623CONFIG_HW_RANDOM=m
601CONFIG_HW_RANDOM_VIRTIO=m 624CONFIG_HW_RANDOM_VIRTIO=m
@@ -645,7 +668,6 @@ CONFIG_S390_VMUR=m
645# CONFIG_NEW_LEDS is not set 668# CONFIG_NEW_LEDS is not set
646CONFIG_ACCESSIBILITY=y 669CONFIG_ACCESSIBILITY=y
647# CONFIG_STAGING is not set 670# CONFIG_STAGING is not set
648CONFIG_STAGING_EXCLUDE_BUILD=y
649 671
650# 672#
651# File systems 673# File systems
@@ -668,6 +690,7 @@ CONFIG_FILE_LOCKING=y
668# CONFIG_XFS_FS is not set 690# CONFIG_XFS_FS is not set
669# CONFIG_GFS2_FS is not set 691# CONFIG_GFS2_FS is not set
670# CONFIG_OCFS2_FS is not set 692# CONFIG_OCFS2_FS is not set
693# CONFIG_BTRFS_FS is not set
671CONFIG_DNOTIFY=y 694CONFIG_DNOTIFY=y
672CONFIG_INOTIFY=y 695CONFIG_INOTIFY=y
673CONFIG_INOTIFY_USER=y 696CONFIG_INOTIFY_USER=y
@@ -703,10 +726,7 @@ CONFIG_TMPFS_POSIX_ACL=y
703# CONFIG_HUGETLBFS is not set 726# CONFIG_HUGETLBFS is not set
704# CONFIG_HUGETLB_PAGE is not set 727# CONFIG_HUGETLB_PAGE is not set
705CONFIG_CONFIGFS_FS=m 728CONFIG_CONFIGFS_FS=m
706 729CONFIG_MISC_FILESYSTEMS=y
707#
708# Miscellaneous filesystems
709#
710# CONFIG_ADFS_FS is not set 730# CONFIG_ADFS_FS is not set
711# CONFIG_AFFS_FS is not set 731# CONFIG_AFFS_FS is not set
712# CONFIG_HFS_FS is not set 732# CONFIG_HFS_FS is not set
@@ -715,6 +735,7 @@ CONFIG_CONFIGFS_FS=m
715# CONFIG_BFS_FS is not set 735# CONFIG_BFS_FS is not set
716# CONFIG_EFS_FS is not set 736# CONFIG_EFS_FS is not set
717# CONFIG_CRAMFS is not set 737# CONFIG_CRAMFS is not set
738# CONFIG_SQUASHFS is not set
718# CONFIG_VXFS_FS is not set 739# CONFIG_VXFS_FS is not set
719# CONFIG_MINIX_FS is not set 740# CONFIG_MINIX_FS is not set
720# CONFIG_OMFS_FS is not set 741# CONFIG_OMFS_FS is not set
@@ -808,6 +829,7 @@ CONFIG_DEBUG_BUGVERBOSE=y
808CONFIG_DEBUG_MEMORY_INIT=y 829CONFIG_DEBUG_MEMORY_INIT=y
809# CONFIG_DEBUG_LIST is not set 830# CONFIG_DEBUG_LIST is not set
810# CONFIG_DEBUG_SG is not set 831# CONFIG_DEBUG_SG is not set
832# CONFIG_DEBUG_NOTIFIERS is not set
811# CONFIG_FRAME_POINTER is not set 833# CONFIG_FRAME_POINTER is not set
812# CONFIG_RCU_TORTURE_TEST is not set 834# CONFIG_RCU_TORTURE_TEST is not set
813# CONFIG_RCU_CPU_STALL_DETECTOR is not set 835# CONFIG_RCU_CPU_STALL_DETECTOR is not set
@@ -818,15 +840,19 @@ CONFIG_DEBUG_MEMORY_INIT=y
818# CONFIG_FAULT_INJECTION is not set 840# CONFIG_FAULT_INJECTION is not set
819# CONFIG_LATENCYTOP is not set 841# CONFIG_LATENCYTOP is not set
820CONFIG_SYSCTL_SYSCALL_CHECK=y 842CONFIG_SYSCTL_SYSCALL_CHECK=y
843CONFIG_HAVE_FUNCTION_TRACER=y
821 844
822# 845#
823# Tracers 846# Tracers
824# 847#
848# CONFIG_FUNCTION_TRACER is not set
825# CONFIG_IRQSOFF_TRACER is not set 849# CONFIG_IRQSOFF_TRACER is not set
826# CONFIG_PREEMPT_TRACER is not set 850# CONFIG_PREEMPT_TRACER is not set
827# CONFIG_SCHED_TRACER is not set 851# CONFIG_SCHED_TRACER is not set
828# CONFIG_CONTEXT_SWITCH_TRACER is not set 852# CONFIG_CONTEXT_SWITCH_TRACER is not set
829# CONFIG_BOOT_TRACER is not set 853# CONFIG_BOOT_TRACER is not set
854# CONFIG_TRACE_BRANCH_PROFILING is not set
855# CONFIG_STACK_TRACER is not set
830# CONFIG_DYNAMIC_PRINTK_DEBUG is not set 856# CONFIG_DYNAMIC_PRINTK_DEBUG is not set
831CONFIG_SAMPLES=y 857CONFIG_SAMPLES=y
832# CONFIG_SAMPLE_KOBJECT is not set 858# CONFIG_SAMPLE_KOBJECT is not set
@@ -847,11 +873,17 @@ CONFIG_CRYPTO=y
847# 873#
848CONFIG_CRYPTO_FIPS=y 874CONFIG_CRYPTO_FIPS=y
849CONFIG_CRYPTO_ALGAPI=y 875CONFIG_CRYPTO_ALGAPI=y
850CONFIG_CRYPTO_AEAD=y 876CONFIG_CRYPTO_ALGAPI2=y
877CONFIG_CRYPTO_AEAD=m
878CONFIG_CRYPTO_AEAD2=y
851CONFIG_CRYPTO_BLKCIPHER=y 879CONFIG_CRYPTO_BLKCIPHER=y
852CONFIG_CRYPTO_HASH=y 880CONFIG_CRYPTO_BLKCIPHER2=y
853CONFIG_CRYPTO_RNG=y 881CONFIG_CRYPTO_HASH=m
882CONFIG_CRYPTO_HASH2=y
883CONFIG_CRYPTO_RNG=m
884CONFIG_CRYPTO_RNG2=y
854CONFIG_CRYPTO_MANAGER=y 885CONFIG_CRYPTO_MANAGER=y
886CONFIG_CRYPTO_MANAGER2=y
855CONFIG_CRYPTO_GF128MUL=m 887CONFIG_CRYPTO_GF128MUL=m
856# CONFIG_CRYPTO_NULL is not set 888# CONFIG_CRYPTO_NULL is not set
857# CONFIG_CRYPTO_CRYPTD is not set 889# CONFIG_CRYPTO_CRYPTD is not set
@@ -885,7 +917,7 @@ CONFIG_CRYPTO_HMAC=m
885# 917#
886# Digest 918# Digest
887# 919#
888# CONFIG_CRYPTO_CRC32C is not set 920CONFIG_CRYPTO_CRC32C=m
889# CONFIG_CRYPTO_MD4 is not set 921# CONFIG_CRYPTO_MD4 is not set
890CONFIG_CRYPTO_MD5=m 922CONFIG_CRYPTO_MD5=m
891# CONFIG_CRYPTO_MICHAEL_MIC is not set 923# CONFIG_CRYPTO_MICHAEL_MIC is not set
@@ -942,6 +974,7 @@ CONFIG_S390_PRNG=m
942# Library routines 974# Library routines
943# 975#
944CONFIG_BITREVERSE=m 976CONFIG_BITREVERSE=m
977CONFIG_GENERIC_FIND_LAST_BIT=y
945# CONFIG_CRC_CCITT is not set 978# CONFIG_CRC_CCITT is not set
946# CONFIG_CRC16 is not set 979# CONFIG_CRC16 is not set
947CONFIG_CRC_T10DIF=y 980CONFIG_CRC_T10DIF=y
diff --git a/arch/s390/include/asm/lowcore.h b/arch/s390/include/asm/lowcore.h
index ffdef5fe8587..f3720defdd16 100644
--- a/arch/s390/include/asm/lowcore.h
+++ b/arch/s390/include/asm/lowcore.h
@@ -384,8 +384,8 @@ struct _lowcore
384 __u32 panic_magic; /* 0xe00 */ 384 __u32 panic_magic; /* 0xe00 */
385 385
386 /* Per cpu primary space access list */ 386 /* Per cpu primary space access list */
387 __u8 pad_0xe04[0xe3c-0xe04]; /* 0xe04 */ 387 __u8 pad_0xe04[0xe38-0xe04]; /* 0xe04 */
388 __u32 vdso_per_cpu_data; /* 0xe3c */ 388 __u64 vdso_per_cpu_data; /* 0xe38 */
389 __u32 paste[16]; /* 0xe40 */ 389 __u32 paste[16]; /* 0xe40 */
390 390
391 __u8 pad13[0x11b8-0xe80]; /* 0xe80 */ 391 __u8 pad13[0x11b8-0xe80]; /* 0xe80 */
diff --git a/arch/s390/kernel/irq.c b/arch/s390/kernel/irq.c
index e7c5bfb7c755..026a37a94fc9 100644
--- a/arch/s390/kernel/irq.c
+++ b/arch/s390/kernel/irq.c
@@ -95,6 +95,7 @@ asmlinkage void do_softirq(void)
95 local_irq_restore(flags); 95 local_irq_restore(flags);
96} 96}
97 97
98#ifdef CONFIG_PROC_FS
98void init_irq_proc(void) 99void init_irq_proc(void)
99{ 100{
100 struct proc_dir_entry *root_irq_dir; 101 struct proc_dir_entry *root_irq_dir;
@@ -102,3 +103,4 @@ void init_irq_proc(void)
102 root_irq_dir = proc_mkdir("irq", NULL); 103 root_irq_dir = proc_mkdir("irq", NULL);
103 create_prof_cpu_mask(root_irq_dir); 104 create_prof_cpu_mask(root_irq_dir);
104} 105}
106#endif
diff --git a/arch/sparc/kernel/head_64.S b/arch/sparc/kernel/head_64.S
index 8ffee714f932..a46c3a21e26d 100644
--- a/arch/sparc/kernel/head_64.S
+++ b/arch/sparc/kernel/head_64.S
@@ -891,10 +891,35 @@ prom_tba: .xword 0
891tlb_type: .word 0 /* Must NOT end up in BSS */ 891tlb_type: .word 0 /* Must NOT end up in BSS */
892 .section ".fixup",#alloc,#execinstr 892 .section ".fixup",#alloc,#execinstr
893 893
894 .globl __ret_efault, __retl_efault 894 .globl __ret_efault, __retl_efault, __ret_one, __retl_one
895__ret_efault: 895ENTRY(__ret_efault)
896 ret 896 ret
897 restore %g0, -EFAULT, %o0 897 restore %g0, -EFAULT, %o0
898__retl_efault: 898ENDPROC(__ret_efault)
899
900ENTRY(__retl_efault)
899 retl 901 retl
900 mov -EFAULT, %o0 902 mov -EFAULT, %o0
903ENDPROC(__retl_efault)
904
905ENTRY(__retl_one)
906 retl
907 mov 1, %o0
908ENDPROC(__retl_one)
909
910ENTRY(__ret_one_asi)
911 wr %g0, ASI_AIUS, %asi
912 ret
913 restore %g0, 1, %o0
914ENDPROC(__ret_one_asi)
915
916ENTRY(__retl_one_asi)
917 wr %g0, ASI_AIUS, %asi
918 retl
919 mov 1, %o0
920ENDPROC(__retl_one_asi)
921
922ENTRY(__retl_o1)
923 retl
924 mov %o1, %o0
925ENDPROC(__retl_o1)
diff --git a/arch/sparc/kernel/nmi.c b/arch/sparc/kernel/nmi.c
index 09f088ed4a64..f3577223c863 100644
--- a/arch/sparc/kernel/nmi.c
+++ b/arch/sparc/kernel/nmi.c
@@ -70,6 +70,7 @@ static void die_nmi(const char *str, struct pt_regs *regs, int do_panic)
70 printk(" on CPU%d, ip %08lx, registers:\n", 70 printk(" on CPU%d, ip %08lx, registers:\n",
71 smp_processor_id(), regs->tpc); 71 smp_processor_id(), regs->tpc);
72 show_regs(regs); 72 show_regs(regs);
73 dump_stack();
73 74
74 bust_spinlocks(0); 75 bust_spinlocks(0);
75 76
diff --git a/arch/sparc/kernel/pcr.c b/arch/sparc/kernel/pcr.c
index 92e0dda141a4..1ae8cdd7e703 100644
--- a/arch/sparc/kernel/pcr.c
+++ b/arch/sparc/kernel/pcr.c
@@ -133,11 +133,16 @@ int __init pcr_arch_init(void)
133 133
134 case cheetah: 134 case cheetah:
135 case cheetah_plus: 135 case cheetah_plus:
136 case spitfire:
137 pcr_ops = &direct_pcr_ops; 136 pcr_ops = &direct_pcr_ops;
138 pcr_enable = PCR_SUN4U_ENABLE; 137 pcr_enable = PCR_SUN4U_ENABLE;
139 break; 138 break;
140 139
140 case spitfire:
141 /* UltraSPARC-I/II and derivatives lack a profile
142 * counter overflow interrupt so we can't make use of
143 * their hardware currently.
144 */
145 /* fallthrough */
141 default: 146 default:
142 err = -ENODEV; 147 err = -ENODEV;
143 goto out_unregister; 148 goto out_unregister;
diff --git a/arch/sparc/lib/GENbzero.S b/arch/sparc/lib/GENbzero.S
index 6a4f956a2f7a..8e7a843ddd88 100644
--- a/arch/sparc/lib/GENbzero.S
+++ b/arch/sparc/lib/GENbzero.S
@@ -6,13 +6,9 @@
6 6
7#define EX_ST(x,y) \ 7#define EX_ST(x,y) \
898: x,y; \ 898: x,y; \
9 .section .fixup; \
10 .align 4; \
1199: retl; \
12 mov %o1, %o0; \
13 .section __ex_table,"a";\ 9 .section __ex_table,"a";\
14 .align 4; \ 10 .align 4; \
15 .word 98b, 99b; \ 11 .word 98b, __retl_o1; \
16 .text; \ 12 .text; \
17 .align 4; 13 .align 4;
18 14
diff --git a/arch/sparc/lib/GENcopy_from_user.S b/arch/sparc/lib/GENcopy_from_user.S
index 2b9df99e87f9..b7d0bd6b1406 100644
--- a/arch/sparc/lib/GENcopy_from_user.S
+++ b/arch/sparc/lib/GENcopy_from_user.S
@@ -5,13 +5,9 @@
5 5
6#define EX_LD(x) \ 6#define EX_LD(x) \
798: x; \ 798: x; \
8 .section .fixup; \
9 .align 4; \
1099: retl; \
11 mov 1, %o0; \
12 .section __ex_table,"a";\ 8 .section __ex_table,"a";\
13 .align 4; \ 9 .align 4; \
14 .word 98b, 99b; \ 10 .word 98b, __retl_one; \
15 .text; \ 11 .text; \
16 .align 4; 12 .align 4;
17 13
@@ -27,7 +23,7 @@
27#define PREAMBLE \ 23#define PREAMBLE \
28 rd %asi, %g1; \ 24 rd %asi, %g1; \
29 cmp %g1, ASI_AIUS; \ 25 cmp %g1, ASI_AIUS; \
30 bne,pn %icc, memcpy_user_stub; \ 26 bne,pn %icc, ___copy_in_user; \
31 nop 27 nop
32#endif 28#endif
33 29
diff --git a/arch/sparc/lib/GENcopy_to_user.S b/arch/sparc/lib/GENcopy_to_user.S
index bb3f7084daf9..780550e1afc7 100644
--- a/arch/sparc/lib/GENcopy_to_user.S
+++ b/arch/sparc/lib/GENcopy_to_user.S
@@ -5,13 +5,9 @@
5 5
6#define EX_ST(x) \ 6#define EX_ST(x) \
798: x; \ 798: x; \
8 .section .fixup; \
9 .align 4; \
1099: retl; \
11 mov 1, %o0; \
12 .section __ex_table,"a";\ 8 .section __ex_table,"a";\
13 .align 4; \ 9 .align 4; \
14 .word 98b, 99b; \ 10 .word 98b, __retl_one; \
15 .text; \ 11 .text; \
16 .align 4; 12 .align 4;
17 13
@@ -31,7 +27,7 @@
31#define PREAMBLE \ 27#define PREAMBLE \
32 rd %asi, %g1; \ 28 rd %asi, %g1; \
33 cmp %g1, ASI_AIUS; \ 29 cmp %g1, ASI_AIUS; \
34 bne,pn %icc, memcpy_user_stub; \ 30 bne,pn %icc, ___copy_in_user; \
35 nop 31 nop
36#endif 32#endif
37 33
diff --git a/arch/sparc/lib/NG2copy_from_user.S b/arch/sparc/lib/NG2copy_from_user.S
index c77ef5f22102..119ccb9a54f4 100644
--- a/arch/sparc/lib/NG2copy_from_user.S
+++ b/arch/sparc/lib/NG2copy_from_user.S
@@ -5,14 +5,9 @@
5 5
6#define EX_LD(x) \ 6#define EX_LD(x) \
798: x; \ 798: x; \
8 .section .fixup; \
9 .align 4; \
1099: wr %g0, ASI_AIUS, %asi;\
11 retl; \
12 mov 1, %o0; \
13 .section __ex_table,"a";\ 8 .section __ex_table,"a";\
14 .align 4; \ 9 .align 4; \
15 .word 98b, 99b; \ 10 .word 98b, __retl_one_asi;\
16 .text; \ 11 .text; \
17 .align 4; 12 .align 4;
18 13
@@ -33,7 +28,7 @@
33#define PREAMBLE \ 28#define PREAMBLE \
34 rd %asi, %g1; \ 29 rd %asi, %g1; \
35 cmp %g1, ASI_AIUS; \ 30 cmp %g1, ASI_AIUS; \
36 bne,pn %icc, memcpy_user_stub; \ 31 bne,pn %icc, ___copy_in_user; \
37 nop 32 nop
38#endif 33#endif
39 34
diff --git a/arch/sparc/lib/NG2copy_to_user.S b/arch/sparc/lib/NG2copy_to_user.S
index 4bd4093acbbd..7fe1ccefd9d0 100644
--- a/arch/sparc/lib/NG2copy_to_user.S
+++ b/arch/sparc/lib/NG2copy_to_user.S
@@ -5,14 +5,9 @@
5 5
6#define EX_ST(x) \ 6#define EX_ST(x) \
798: x; \ 798: x; \
8 .section .fixup; \
9 .align 4; \
1099: wr %g0, ASI_AIUS, %asi;\
11 retl; \
12 mov 1, %o0; \
13 .section __ex_table,"a";\ 8 .section __ex_table,"a";\
14 .align 4; \ 9 .align 4; \
15 .word 98b, 99b; \ 10 .word 98b, __retl_one_asi;\
16 .text; \ 11 .text; \
17 .align 4; 12 .align 4;
18 13
@@ -42,7 +37,7 @@
42#define PREAMBLE \ 37#define PREAMBLE \
43 rd %asi, %g1; \ 38 rd %asi, %g1; \
44 cmp %g1, ASI_AIUS; \ 39 cmp %g1, ASI_AIUS; \
45 bne,pn %icc, memcpy_user_stub; \ 40 bne,pn %icc, ___copy_in_user; \
46 nop 41 nop
47#endif 42#endif
48 43
diff --git a/arch/sparc/lib/NGbzero.S b/arch/sparc/lib/NGbzero.S
index 814d5f7a45e1..beab29bf419b 100644
--- a/arch/sparc/lib/NGbzero.S
+++ b/arch/sparc/lib/NGbzero.S
@@ -6,13 +6,9 @@
6 6
7#define EX_ST(x,y) \ 7#define EX_ST(x,y) \
898: x,y; \ 898: x,y; \
9 .section .fixup; \
10 .align 4; \
1199: retl; \
12 mov %o1, %o0; \
13 .section __ex_table,"a";\ 9 .section __ex_table,"a";\
14 .align 4; \ 10 .align 4; \
15 .word 98b, 99b; \ 11 .word 98b, __retl_o1; \
16 .text; \ 12 .text; \
17 .align 4; 13 .align 4;
18 14
diff --git a/arch/sparc/lib/NGcopy_from_user.S b/arch/sparc/lib/NGcopy_from_user.S
index e7f433f71b42..5d1e4d1ac21e 100644
--- a/arch/sparc/lib/NGcopy_from_user.S
+++ b/arch/sparc/lib/NGcopy_from_user.S
@@ -5,14 +5,9 @@
5 5
6#define EX_LD(x) \ 6#define EX_LD(x) \
798: x; \ 798: x; \
8 .section .fixup; \
9 .align 4; \
1099: wr %g0, ASI_AIUS, %asi;\
11 ret; \
12 restore %g0, 1, %o0; \
13 .section __ex_table,"a";\ 8 .section __ex_table,"a";\
14 .align 4; \ 9 .align 4; \
15 .word 98b, 99b; \ 10 .word 98b, __ret_one_asi;\
16 .text; \ 11 .text; \
17 .align 4; 12 .align 4;
18 13
@@ -30,7 +25,7 @@
30#define PREAMBLE \ 25#define PREAMBLE \
31 rd %asi, %g1; \ 26 rd %asi, %g1; \
32 cmp %g1, ASI_AIUS; \ 27 cmp %g1, ASI_AIUS; \
33 bne,pn %icc, memcpy_user_stub; \ 28 bne,pn %icc, ___copy_in_user; \
34 nop 29 nop
35#endif 30#endif
36 31
diff --git a/arch/sparc/lib/NGcopy_to_user.S b/arch/sparc/lib/NGcopy_to_user.S
index 6ea01c5532a0..ff630dcb273c 100644
--- a/arch/sparc/lib/NGcopy_to_user.S
+++ b/arch/sparc/lib/NGcopy_to_user.S
@@ -5,14 +5,9 @@
5 5
6#define EX_ST(x) \ 6#define EX_ST(x) \
798: x; \ 798: x; \
8 .section .fixup; \
9 .align 4; \
1099: wr %g0, ASI_AIUS, %asi;\
11 ret; \
12 restore %g0, 1, %o0; \
13 .section __ex_table,"a";\ 8 .section __ex_table,"a";\
14 .align 4; \ 9 .align 4; \
15 .word 98b, 99b; \ 10 .word 98b, __ret_one_asi;\
16 .text; \ 11 .text; \
17 .align 4; 12 .align 4;
18 13
@@ -33,7 +28,7 @@
33#define PREAMBLE \ 28#define PREAMBLE \
34 rd %asi, %g1; \ 29 rd %asi, %g1; \
35 cmp %g1, ASI_AIUS; \ 30 cmp %g1, ASI_AIUS; \
36 bne,pn %icc, memcpy_user_stub; \ 31 bne,pn %icc, ___copy_in_user; \
37 nop 32 nop
38#endif 33#endif
39 34
diff --git a/arch/sparc/lib/U1copy_from_user.S b/arch/sparc/lib/U1copy_from_user.S
index 3192b0bf4fab..a6ae2ea04bf5 100644
--- a/arch/sparc/lib/U1copy_from_user.S
+++ b/arch/sparc/lib/U1copy_from_user.S
@@ -5,13 +5,9 @@
5 5
6#define EX_LD(x) \ 6#define EX_LD(x) \
798: x; \ 798: x; \
8 .section .fixup; \
9 .align 4; \
1099: retl; \
11 mov 1, %o0; \
12 .section __ex_table,"a";\ 8 .section __ex_table,"a";\
13 .align 4; \ 9 .align 4; \
14 .word 98b, 99b; \ 10 .word 98b, __retl_one; \
15 .text; \ 11 .text; \
16 .align 4; 12 .align 4;
17 13
@@ -27,7 +23,7 @@
27#define PREAMBLE \ 23#define PREAMBLE \
28 rd %asi, %g1; \ 24 rd %asi, %g1; \
29 cmp %g1, ASI_AIUS; \ 25 cmp %g1, ASI_AIUS; \
30 bne,pn %icc, memcpy_user_stub; \ 26 bne,pn %icc, ___copy_in_user; \
31 nop; \ 27 nop; \
32 28
33#include "U1memcpy.S" 29#include "U1memcpy.S"
diff --git a/arch/sparc/lib/U1copy_to_user.S b/arch/sparc/lib/U1copy_to_user.S
index d1210ffb0b82..f4b970eeb485 100644
--- a/arch/sparc/lib/U1copy_to_user.S
+++ b/arch/sparc/lib/U1copy_to_user.S
@@ -5,13 +5,9 @@
5 5
6#define EX_ST(x) \ 6#define EX_ST(x) \
798: x; \ 798: x; \
8 .section .fixup; \
9 .align 4; \
1099: retl; \
11 mov 1, %o0; \
12 .section __ex_table,"a";\ 8 .section __ex_table,"a";\
13 .align 4; \ 9 .align 4; \
14 .word 98b, 99b; \ 10 .word 98b, __retl_one; \
15 .text; \ 11 .text; \
16 .align 4; 12 .align 4;
17 13
@@ -27,7 +23,7 @@
27#define PREAMBLE \ 23#define PREAMBLE \
28 rd %asi, %g1; \ 24 rd %asi, %g1; \
29 cmp %g1, ASI_AIUS; \ 25 cmp %g1, ASI_AIUS; \
30 bne,pn %icc, memcpy_user_stub; \ 26 bne,pn %icc, ___copy_in_user; \
31 nop; \ 27 nop; \
32 28
33#include "U1memcpy.S" 29#include "U1memcpy.S"
diff --git a/arch/sparc/lib/U3copy_from_user.S b/arch/sparc/lib/U3copy_from_user.S
index f5bfc8d9d216..b1acd1331c33 100644
--- a/arch/sparc/lib/U3copy_from_user.S
+++ b/arch/sparc/lib/U3copy_from_user.S
@@ -5,13 +5,9 @@
5 5
6#define EX_LD(x) \ 6#define EX_LD(x) \
798: x; \ 798: x; \
8 .section .fixup; \
9 .align 4; \
1099: retl; \
11 mov 1, %o0; \
12 .section __ex_table,"a";\ 8 .section __ex_table,"a";\
13 .align 4; \ 9 .align 4; \
14 .word 98b, 99b; \ 10 .word 98b, __retl_one; \
15 .text; \ 11 .text; \
16 .align 4; 12 .align 4;
17 13
diff --git a/arch/sparc/lib/U3copy_to_user.S b/arch/sparc/lib/U3copy_to_user.S
index 2334f111bb0c..ef1e493afdfa 100644
--- a/arch/sparc/lib/U3copy_to_user.S
+++ b/arch/sparc/lib/U3copy_to_user.S
@@ -5,13 +5,9 @@
5 5
6#define EX_ST(x) \ 6#define EX_ST(x) \
798: x; \ 798: x; \
8 .section .fixup; \
9 .align 4; \
1099: retl; \
11 mov 1, %o0; \
12 .section __ex_table,"a";\ 8 .section __ex_table,"a";\
13 .align 4; \ 9 .align 4; \
14 .word 98b, 99b; \ 10 .word 98b, __retl_one; \
15 .text; \ 11 .text; \
16 .align 4; 12 .align 4;
17 13
@@ -27,7 +23,7 @@
27#define PREAMBLE \ 23#define PREAMBLE \
28 rd %asi, %g1; \ 24 rd %asi, %g1; \
29 cmp %g1, ASI_AIUS; \ 25 cmp %g1, ASI_AIUS; \
30 bne,pn %icc, memcpy_user_stub; \ 26 bne,pn %icc, ___copy_in_user; \
31 nop; \ 27 nop; \
32 28
33#include "U3memcpy.S" 29#include "U3memcpy.S"
diff --git a/arch/sparc/lib/bzero.S b/arch/sparc/lib/bzero.S
index c7bbae8c590f..b6557297440f 100644
--- a/arch/sparc/lib/bzero.S
+++ b/arch/sparc/lib/bzero.S
@@ -88,13 +88,9 @@ __bzero_done:
88 88
89#define EX_ST(x,y) \ 89#define EX_ST(x,y) \
9098: x,y; \ 9098: x,y; \
91 .section .fixup; \
92 .align 4; \
9399: retl; \
94 mov %o1, %o0; \
95 .section __ex_table,"a";\ 91 .section __ex_table,"a";\
96 .align 4; \ 92 .align 4; \
97 .word 98b, 99b; \ 93 .word 98b, __retl_o1; \
98 .text; \ 94 .text; \
99 .align 4; 95 .align 4;
100 96
diff --git a/arch/sparc/lib/copy_in_user.S b/arch/sparc/lib/copy_in_user.S
index 650af3f21f78..302c0e60dc2c 100644
--- a/arch/sparc/lib/copy_in_user.S
+++ b/arch/sparc/lib/copy_in_user.S
@@ -3,19 +3,16 @@
3 * Copyright (C) 1999, 2000, 2004 David S. Miller (davem@redhat.com) 3 * Copyright (C) 1999, 2000, 2004 David S. Miller (davem@redhat.com)
4 */ 4 */
5 5
6#include <linux/linkage.h>
6#include <asm/asi.h> 7#include <asm/asi.h>
7 8
8#define XCC xcc 9#define XCC xcc
9 10
10#define EX(x,y) \ 11#define EX(x,y) \
1198: x,y; \ 1298: x,y; \
12 .section .fixup; \
13 .align 4; \
1499: retl; \
15 mov 1, %o0; \
16 .section __ex_table,"a";\ 13 .section __ex_table,"a";\
17 .align 4; \ 14 .align 4; \
18 .word 98b, 99b; \ 15 .word 98b, __retl_one; \
19 .text; \ 16 .text; \
20 .align 4; 17 .align 4;
21 18
@@ -31,18 +28,7 @@
31 * to copy register windows around during thread cloning. 28 * to copy register windows around during thread cloning.
32 */ 29 */
33 30
34 .globl ___copy_in_user 31ENTRY(___copy_in_user) /* %o0=dst, %o1=src, %o2=len */
35 .type ___copy_in_user,#function
36___copy_in_user: /* %o0=dst, %o1=src, %o2=len */
37 /* Writing to %asi is _expensive_ so we hardcode it.
38 * Reading %asi to check for KERNEL_DS is comparatively
39 * cheap.
40 */
41 rd %asi, %g1
42 cmp %g1, ASI_AIUS
43 bne,pn %icc, memcpy_user_stub
44 nop
45
46 cmp %o2, 0 32 cmp %o2, 0
47 be,pn %XCC, 85f 33 be,pn %XCC, 85f
48 or %o0, %o1, %o3 34 or %o0, %o1, %o3
@@ -53,22 +39,24 @@ ___copy_in_user: /* %o0=dst, %o1=src, %o2=len */
53 /* 16 < len <= 64 */ 39 /* 16 < len <= 64 */
54 andcc %o3, 0x7, %g0 40 andcc %o3, 0x7, %g0
55 bne,pn %XCC, 90f 41 bne,pn %XCC, 90f
56 sub %o0, %o1, %o3 42 nop
57 43
58 andn %o2, 0x7, %o4 44 andn %o2, 0x7, %o4
59 and %o2, 0x7, %o2 45 and %o2, 0x7, %o2
601: subcc %o4, 0x8, %o4 461: subcc %o4, 0x8, %o4
61 EX(ldxa [%o1] %asi, %o5) 47 EX(ldxa [%o1] %asi, %o5)
62 EX(stxa %o5, [%o1 + %o3] ASI_AIUS) 48 EX(stxa %o5, [%o0] %asi)
49 add %o1, 0x8, %o1
63 bgu,pt %XCC, 1b 50 bgu,pt %XCC, 1b
64 add %o1, 0x8, %o1 51 add %o0, 0x8, %o0
65 andcc %o2, 0x4, %g0 52 andcc %o2, 0x4, %g0
66 be,pt %XCC, 1f 53 be,pt %XCC, 1f
67 nop 54 nop
68 sub %o2, 0x4, %o2 55 sub %o2, 0x4, %o2
69 EX(lduwa [%o1] %asi, %o5) 56 EX(lduwa [%o1] %asi, %o5)
70 EX(stwa %o5, [%o1 + %o3] ASI_AIUS) 57 EX(stwa %o5, [%o0] %asi)
71 add %o1, 0x4, %o1 58 add %o1, 0x4, %o1
59 add %o0, 0x4, %o0
721: cmp %o2, 0 601: cmp %o2, 0
73 be,pt %XCC, 85f 61 be,pt %XCC, 85f
74 nop 62 nop
@@ -78,14 +66,15 @@ ___copy_in_user: /* %o0=dst, %o1=src, %o2=len */
7880: /* 0 < len <= 16 */ 6680: /* 0 < len <= 16 */
79 andcc %o3, 0x3, %g0 67 andcc %o3, 0x3, %g0
80 bne,pn %XCC, 90f 68 bne,pn %XCC, 90f
81 sub %o0, %o1, %o3 69 nop
82 70
8382: 7182:
84 subcc %o2, 4, %o2 72 subcc %o2, 4, %o2
85 EX(lduwa [%o1] %asi, %g1) 73 EX(lduwa [%o1] %asi, %g1)
86 EX(stwa %g1, [%o1 + %o3] ASI_AIUS) 74 EX(stwa %g1, [%o0] %asi)
75 add %o1, 4, %o1
87 bgu,pt %XCC, 82b 76 bgu,pt %XCC, 82b
88 add %o1, 4, %o1 77 add %o0, 4, %o0
89 78
9085: retl 7985: retl
91 clr %o0 80 clr %o0
@@ -94,26 +83,10 @@ ___copy_in_user: /* %o0=dst, %o1=src, %o2=len */
9490: 8390:
95 subcc %o2, 1, %o2 84 subcc %o2, 1, %o2
96 EX(lduba [%o1] %asi, %g1) 85 EX(lduba [%o1] %asi, %g1)
97 EX(stba %g1, [%o1 + %o3] ASI_AIUS) 86 EX(stba %g1, [%o0] %asi)
87 add %o1, 1, %o1
98 bgu,pt %XCC, 90b 88 bgu,pt %XCC, 90b
99 add %o1, 1, %o1 89 add %o0, 1, %o0
100 retl 90 retl
101 clr %o0 91 clr %o0
102 92ENDPROC(___copy_in_user)
103 .size ___copy_in_user, .-___copy_in_user
104
105 /* Act like copy_{to,in}_user(), ie. return zero instead
106 * of original destination pointer. This is invoked when
107 * copy_{to,in}_user() finds that %asi is kernel space.
108 */
109 .globl memcpy_user_stub
110 .type memcpy_user_stub,#function
111memcpy_user_stub:
112 save %sp, -192, %sp
113 mov %i0, %o0
114 mov %i1, %o1
115 call memcpy
116 mov %i2, %o2
117 ret
118 restore %g0, %g0, %o0
119 .size memcpy_user_stub, .-memcpy_user_stub
diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig
index 2a75931567c4..97d3bd17b7df 100644
--- a/arch/x86/Kconfig
+++ b/arch/x86/Kconfig
@@ -1807,6 +1807,17 @@ config DMAR
1807 and include PCI device scope covered by these DMA 1807 and include PCI device scope covered by these DMA
1808 remapping devices. 1808 remapping devices.
1809 1809
1810config DMAR_DEFAULT_ON
1811 def_bool n
1812 prompt "Enable DMA Remapping Devices by default"
1813 depends on DMAR
1814 help
1815 Selecting this option will enable a DMAR device at boot time if
1816 one is found. If this option is not selected, DMAR support can
1817 be enabled by passing intel_iommu=on to the kernel. It is
1818 recommended you say N here while the DMAR code remains
1819 experimental.
1820
1810config DMAR_GFX_WA 1821config DMAR_GFX_WA
1811 def_bool y 1822 def_bool y
1812 prompt "Support for Graphics workaround" 1823 prompt "Support for Graphics workaround"
diff --git a/arch/x86/Kconfig.cpu b/arch/x86/Kconfig.cpu
index 8eb50ba9161e..085fef4d8660 100644
--- a/arch/x86/Kconfig.cpu
+++ b/arch/x86/Kconfig.cpu
@@ -167,9 +167,9 @@ config MK7
167config MK8 167config MK8
168 bool "Opteron/Athlon64/Hammer/K8" 168 bool "Opteron/Athlon64/Hammer/K8"
169 help 169 help
170 Select this for an AMD Opteron or Athlon64 Hammer-family processor. Enables 170 Select this for an AMD Opteron or Athlon64 Hammer-family processor.
171 use of some extended instructions, and passes appropriate optimization 171 Enables use of some extended instructions, and passes appropriate
172 flags to GCC. 172 optimization flags to GCC.
173 173
174config MCRUSOE 174config MCRUSOE
175 bool "Crusoe" 175 bool "Crusoe"
@@ -256,9 +256,11 @@ config MPSC
256config MCORE2 256config MCORE2
257 bool "Core 2/newer Xeon" 257 bool "Core 2/newer Xeon"
258 help 258 help
259 Select this for Intel Core 2 and newer Core 2 Xeons (Xeon 51xx and 53xx) 259
260 CPUs. You can distinguish newer from older Xeons by the CPU family 260 Select this for Intel Core 2 and newer Core 2 Xeons (Xeon 51xx and
261 in /proc/cpuinfo. Newer ones have 6 and older ones 15 (not a typo) 261 53xx) CPUs. You can distinguish newer from older Xeons by the CPU
262 family in /proc/cpuinfo. Newer ones have 6 and older ones 15
263 (not a typo)
262 264
263config GENERIC_CPU 265config GENERIC_CPU
264 bool "Generic-x86-64" 266 bool "Generic-x86-64"
@@ -318,14 +320,14 @@ config X86_PPRO_FENCE
318 bool "PentiumPro memory ordering errata workaround" 320 bool "PentiumPro memory ordering errata workaround"
319 depends on M686 || M586MMX || M586TSC || M586 || M486 || M386 || MGEODEGX1 321 depends on M686 || M586MMX || M586TSC || M586 || M486 || M386 || MGEODEGX1
320 help 322 help
321 Old PentiumPro multiprocessor systems had errata that could cause memory 323 Old PentiumPro multiprocessor systems had errata that could cause
322 operations to violate the x86 ordering standard in rare cases. Enabling this 324 memory operations to violate the x86 ordering standard in rare cases.
323 option will attempt to work around some (but not all) occurances of 325 Enabling this option will attempt to work around some (but not all)
324 this problem, at the cost of much heavier spinlock and memory barrier 326 occurances of this problem, at the cost of much heavier spinlock and
325 operations. 327 memory barrier operations.
326 328
327 If unsure, say n here. Even distro kernels should think twice before enabling 329 If unsure, say n here. Even distro kernels should think twice before
328 this: there are few systems, and an unlikely bug. 330 enabling this: there are few systems, and an unlikely bug.
329 331
330config X86_F00F_BUG 332config X86_F00F_BUG
331 def_bool y 333 def_bool y
diff --git a/arch/x86/include/asm/a.out-core.h b/arch/x86/include/asm/a.out-core.h
index 37822206083e..3c601f8224be 100644
--- a/arch/x86/include/asm/a.out-core.h
+++ b/arch/x86/include/asm/a.out-core.h
@@ -23,8 +23,6 @@
23 */ 23 */
24static inline void aout_dump_thread(struct pt_regs *regs, struct user *dump) 24static inline void aout_dump_thread(struct pt_regs *regs, struct user *dump)
25{ 25{
26 u16 gs;
27
28/* changed the size calculations - should hopefully work better. lbt */ 26/* changed the size calculations - should hopefully work better. lbt */
29 dump->magic = CMAGIC; 27 dump->magic = CMAGIC;
30 dump->start_code = 0; 28 dump->start_code = 0;
@@ -57,7 +55,7 @@ static inline void aout_dump_thread(struct pt_regs *regs, struct user *dump)
57 dump->regs.ds = (u16)regs->ds; 55 dump->regs.ds = (u16)regs->ds;
58 dump->regs.es = (u16)regs->es; 56 dump->regs.es = (u16)regs->es;
59 dump->regs.fs = (u16)regs->fs; 57 dump->regs.fs = (u16)regs->fs;
60 savesegment(gs, gs); 58 savesegment(gs, dump->regs.gs);
61 dump->regs.orig_ax = regs->orig_ax; 59 dump->regs.orig_ax = regs->orig_ax;
62 dump->regs.ip = regs->ip; 60 dump->regs.ip = regs->ip;
63 dump->regs.cs = (u16)regs->cs; 61 dump->regs.cs = (u16)regs->cs;
diff --git a/arch/x86/include/asm/cpufeature.h b/arch/x86/include/asm/cpufeature.h
index ea408dcba513..7301e60dc4a8 100644
--- a/arch/x86/include/asm/cpufeature.h
+++ b/arch/x86/include/asm/cpufeature.h
@@ -93,6 +93,7 @@
93#define X86_FEATURE_XTOPOLOGY (3*32+22) /* cpu topology enum extensions */ 93#define X86_FEATURE_XTOPOLOGY (3*32+22) /* cpu topology enum extensions */
94#define X86_FEATURE_TSC_RELIABLE (3*32+23) /* TSC is known to be reliable */ 94#define X86_FEATURE_TSC_RELIABLE (3*32+23) /* TSC is known to be reliable */
95#define X86_FEATURE_NONSTOP_TSC (3*32+24) /* TSC does not stop in C states */ 95#define X86_FEATURE_NONSTOP_TSC (3*32+24) /* TSC does not stop in C states */
96#define X86_FEATURE_CLFLUSH_MONITOR (3*32+25) /* "" clflush reqd with monitor */
96 97
97/* Intel-defined CPU features, CPUID level 0x00000001 (ecx), word 4 */ 98/* Intel-defined CPU features, CPUID level 0x00000001 (ecx), word 4 */
98#define X86_FEATURE_XMM3 (4*32+ 0) /* "pni" SSE-3 */ 99#define X86_FEATURE_XMM3 (4*32+ 0) /* "pni" SSE-3 */
diff --git a/arch/x86/include/asm/math_emu.h b/arch/x86/include/asm/math_emu.h
index 5a65b107ad58..031f6266f425 100644
--- a/arch/x86/include/asm/math_emu.h
+++ b/arch/x86/include/asm/math_emu.h
@@ -1,31 +1,18 @@
1#ifndef _ASM_X86_MATH_EMU_H 1#ifndef _ASM_X86_MATH_EMU_H
2#define _ASM_X86_MATH_EMU_H 2#define _ASM_X86_MATH_EMU_H
3 3
4#include <asm/ptrace.h>
5#include <asm/vm86.h>
6
4/* This structure matches the layout of the data saved to the stack 7/* This structure matches the layout of the data saved to the stack
5 following a device-not-present interrupt, part of it saved 8 following a device-not-present interrupt, part of it saved
6 automatically by the 80386/80486. 9 automatically by the 80386/80486.
7 */ 10 */
8struct info { 11struct math_emu_info {
9 long ___orig_eip; 12 long ___orig_eip;
10 long ___ebx; 13 union {
11 long ___ecx; 14 struct pt_regs *regs;
12 long ___edx; 15 struct kernel_vm86_regs *vm86;
13 long ___esi; 16 };
14 long ___edi;
15 long ___ebp;
16 long ___eax;
17 long ___ds;
18 long ___es;
19 long ___fs;
20 long ___orig_eax;
21 long ___eip;
22 long ___cs;
23 long ___eflags;
24 long ___esp;
25 long ___ss;
26 long ___vm86_es; /* This and the following only in vm86 mode */
27 long ___vm86_ds;
28 long ___vm86_fs;
29 long ___vm86_gs;
30}; 17};
31#endif /* _ASM_X86_MATH_EMU_H */ 18#endif /* _ASM_X86_MATH_EMU_H */
diff --git a/arch/x86/include/asm/mpspec.h b/arch/x86/include/asm/mpspec.h
index 62d14ce3cd00..bd22f2a3713f 100644
--- a/arch/x86/include/asm/mpspec.h
+++ b/arch/x86/include/asm/mpspec.h
@@ -60,6 +60,7 @@ extern void mp_override_legacy_irq(u8 bus_irq, u8 polarity, u8 trigger,
60 u32 gsi); 60 u32 gsi);
61extern void mp_config_acpi_legacy_irqs(void); 61extern void mp_config_acpi_legacy_irqs(void);
62extern int mp_register_gsi(u32 gsi, int edge_level, int active_high_low); 62extern int mp_register_gsi(u32 gsi, int edge_level, int active_high_low);
63extern int acpi_probe_gsi(void);
63#ifdef CONFIG_X86_IO_APIC 64#ifdef CONFIG_X86_IO_APIC
64extern int mp_config_acpi_gsi(unsigned char number, unsigned int devfn, u8 pin, 65extern int mp_config_acpi_gsi(unsigned char number, unsigned int devfn, u8 pin,
65 u32 gsi, int triggering, int polarity); 66 u32 gsi, int triggering, int polarity);
@@ -71,6 +72,11 @@ mp_config_acpi_gsi(unsigned char number, unsigned int devfn, u8 pin,
71 return 0; 72 return 0;
72} 73}
73#endif 74#endif
75#else /* !CONFIG_ACPI: */
76static inline int acpi_probe_gsi(void)
77{
78 return 0;
79}
74#endif /* CONFIG_ACPI */ 80#endif /* CONFIG_ACPI */
75 81
76#define PHYSID_ARRAY_SIZE BITS_TO_LONGS(MAX_APICS) 82#define PHYSID_ARRAY_SIZE BITS_TO_LONGS(MAX_APICS)
diff --git a/arch/x86/include/asm/paravirt.h b/arch/x86/include/asm/paravirt.h
index c26c6bf4da00..ccd59f00fd5c 100644
--- a/arch/x86/include/asm/paravirt.h
+++ b/arch/x86/include/asm/paravirt.h
@@ -1404,6 +1404,7 @@ static inline int __raw_spin_is_contended(struct raw_spinlock *lock)
1404{ 1404{
1405 return PVOP_CALL1(int, pv_lock_ops.spin_is_contended, lock); 1405 return PVOP_CALL1(int, pv_lock_ops.spin_is_contended, lock);
1406} 1406}
1407#define __raw_spin_is_contended __raw_spin_is_contended
1407 1408
1408static __always_inline void __raw_spin_lock(struct raw_spinlock *lock) 1409static __always_inline void __raw_spin_lock(struct raw_spinlock *lock)
1409{ 1410{
diff --git a/arch/x86/include/asm/pgtable.h b/arch/x86/include/asm/pgtable.h
index 06bbcbd66e9c..4f5af8447d54 100644
--- a/arch/x86/include/asm/pgtable.h
+++ b/arch/x86/include/asm/pgtable.h
@@ -302,16 +302,30 @@ static inline pte_t pte_mkspecial(pte_t pte)
302 302
303extern pteval_t __supported_pte_mask; 303extern pteval_t __supported_pte_mask;
304 304
305/*
306 * Mask out unsupported bits in a present pgprot. Non-present pgprots
307 * can use those bits for other purposes, so leave them be.
308 */
309static inline pgprotval_t massage_pgprot(pgprot_t pgprot)
310{
311 pgprotval_t protval = pgprot_val(pgprot);
312
313 if (protval & _PAGE_PRESENT)
314 protval &= __supported_pte_mask;
315
316 return protval;
317}
318
305static inline pte_t pfn_pte(unsigned long page_nr, pgprot_t pgprot) 319static inline pte_t pfn_pte(unsigned long page_nr, pgprot_t pgprot)
306{ 320{
307 return __pte((((phys_addr_t)page_nr << PAGE_SHIFT) | 321 return __pte(((phys_addr_t)page_nr << PAGE_SHIFT) |
308 pgprot_val(pgprot)) & __supported_pte_mask); 322 massage_pgprot(pgprot));
309} 323}
310 324
311static inline pmd_t pfn_pmd(unsigned long page_nr, pgprot_t pgprot) 325static inline pmd_t pfn_pmd(unsigned long page_nr, pgprot_t pgprot)
312{ 326{
313 return __pmd((((phys_addr_t)page_nr << PAGE_SHIFT) | 327 return __pmd(((phys_addr_t)page_nr << PAGE_SHIFT) |
314 pgprot_val(pgprot)) & __supported_pte_mask); 328 massage_pgprot(pgprot));
315} 329}
316 330
317static inline pte_t pte_modify(pte_t pte, pgprot_t newprot) 331static inline pte_t pte_modify(pte_t pte, pgprot_t newprot)
@@ -323,7 +337,7 @@ static inline pte_t pte_modify(pte_t pte, pgprot_t newprot)
323 * the newprot (if present): 337 * the newprot (if present):
324 */ 338 */
325 val &= _PAGE_CHG_MASK; 339 val &= _PAGE_CHG_MASK;
326 val |= pgprot_val(newprot) & (~_PAGE_CHG_MASK) & __supported_pte_mask; 340 val |= massage_pgprot(newprot) & ~_PAGE_CHG_MASK;
327 341
328 return __pte(val); 342 return __pte(val);
329} 343}
@@ -339,7 +353,7 @@ static inline pgprot_t pgprot_modify(pgprot_t oldprot, pgprot_t newprot)
339 353
340#define pte_pgprot(x) __pgprot(pte_flags(x) & PTE_FLAGS_MASK) 354#define pte_pgprot(x) __pgprot(pte_flags(x) & PTE_FLAGS_MASK)
341 355
342#define canon_pgprot(p) __pgprot(pgprot_val(p) & __supported_pte_mask) 356#define canon_pgprot(p) __pgprot(massage_pgprot(p))
343 357
344static inline int is_new_memtype_allowed(unsigned long flags, 358static inline int is_new_memtype_allowed(unsigned long flags,
345 unsigned long new_flags) 359 unsigned long new_flags)
diff --git a/arch/x86/include/asm/processor.h b/arch/x86/include/asm/processor.h
index 48676b943b92..c15766a2969f 100644
--- a/arch/x86/include/asm/processor.h
+++ b/arch/x86/include/asm/processor.h
@@ -353,7 +353,7 @@ struct i387_soft_struct {
353 u8 no_update; 353 u8 no_update;
354 u8 rm; 354 u8 rm;
355 u8 alimit; 355 u8 alimit;
356 struct info *info; 356 struct math_emu_info *info;
357 u32 entry_eip; 357 u32 entry_eip;
358}; 358};
359 359
diff --git a/arch/x86/include/asm/spinlock.h b/arch/x86/include/asm/spinlock.h
index d17c91981da2..8247e94ac6b1 100644
--- a/arch/x86/include/asm/spinlock.h
+++ b/arch/x86/include/asm/spinlock.h
@@ -245,6 +245,7 @@ static inline int __raw_spin_is_contended(raw_spinlock_t *lock)
245{ 245{
246 return __ticket_spin_is_contended(lock); 246 return __ticket_spin_is_contended(lock);
247} 247}
248#define __raw_spin_is_contended __raw_spin_is_contended
248 249
249static __always_inline void __raw_spin_lock(raw_spinlock_t *lock) 250static __always_inline void __raw_spin_lock(raw_spinlock_t *lock)
250{ 251{
diff --git a/arch/x86/include/asm/traps.h b/arch/x86/include/asm/traps.h
index 2ee0a3bceedf..cf3bb053da0b 100644
--- a/arch/x86/include/asm/traps.h
+++ b/arch/x86/include/asm/traps.h
@@ -41,7 +41,7 @@ dotraplinkage void do_int3(struct pt_regs *, long);
41dotraplinkage void do_overflow(struct pt_regs *, long); 41dotraplinkage void do_overflow(struct pt_regs *, long);
42dotraplinkage void do_bounds(struct pt_regs *, long); 42dotraplinkage void do_bounds(struct pt_regs *, long);
43dotraplinkage void do_invalid_op(struct pt_regs *, long); 43dotraplinkage void do_invalid_op(struct pt_regs *, long);
44dotraplinkage void do_device_not_available(struct pt_regs *, long); 44dotraplinkage void do_device_not_available(struct pt_regs);
45dotraplinkage void do_coprocessor_segment_overrun(struct pt_regs *, long); 45dotraplinkage void do_coprocessor_segment_overrun(struct pt_regs *, long);
46dotraplinkage void do_invalid_TSS(struct pt_regs *, long); 46dotraplinkage void do_invalid_TSS(struct pt_regs *, long);
47dotraplinkage void do_segment_not_present(struct pt_regs *, long); 47dotraplinkage void do_segment_not_present(struct pt_regs *, long);
@@ -77,7 +77,7 @@ extern int panic_on_unrecovered_nmi;
77extern int kstack_depth_to_print; 77extern int kstack_depth_to_print;
78 78
79void math_error(void __user *); 79void math_error(void __user *);
80asmlinkage void math_emulate(long); 80void math_emulate(struct math_emu_info *);
81#ifdef CONFIG_X86_32 81#ifdef CONFIG_X86_32
82unsigned long patch_espfix_desc(unsigned long, unsigned long); 82unsigned long patch_espfix_desc(unsigned long, unsigned long);
83#else 83#else
diff --git a/arch/x86/include/asm/xen/page.h b/arch/x86/include/asm/xen/page.h
index 7ef617ef1df3..4bd990ee43df 100644
--- a/arch/x86/include/asm/xen/page.h
+++ b/arch/x86/include/asm/xen/page.h
@@ -137,7 +137,7 @@ static inline pte_t mfn_pte(unsigned long page_nr, pgprot_t pgprot)
137 pte_t pte; 137 pte_t pte;
138 138
139 pte.pte = ((phys_addr_t)page_nr << PAGE_SHIFT) | 139 pte.pte = ((phys_addr_t)page_nr << PAGE_SHIFT) |
140 (pgprot_val(pgprot) & __supported_pte_mask); 140 massage_pgprot(pgprot);
141 141
142 return pte; 142 return pte;
143} 143}
diff --git a/arch/x86/kernel/acpi/boot.c b/arch/x86/kernel/acpi/boot.c
index 4cb5964f1499..c193ec3c695e 100644
--- a/arch/x86/kernel/acpi/boot.c
+++ b/arch/x86/kernel/acpi/boot.c
@@ -973,6 +973,29 @@ void __init mp_register_ioapic(int id, u32 address, u32 gsi_base)
973 nr_ioapics++; 973 nr_ioapics++;
974} 974}
975 975
976int __init acpi_probe_gsi(void)
977{
978 int idx;
979 int gsi;
980 int max_gsi = 0;
981
982 if (acpi_disabled)
983 return 0;
984
985 if (!acpi_ioapic)
986 return 0;
987
988 max_gsi = 0;
989 for (idx = 0; idx < nr_ioapics; idx++) {
990 gsi = mp_ioapic_routing[idx].gsi_end;
991
992 if (gsi > max_gsi)
993 max_gsi = gsi;
994 }
995
996 return max_gsi + 1;
997}
998
976static void assign_to_mp_irq(struct mpc_intsrc *m, 999static void assign_to_mp_irq(struct mpc_intsrc *m,
977 struct mpc_intsrc *mp_irq) 1000 struct mpc_intsrc *mp_irq)
978{ 1001{
diff --git a/arch/x86/kernel/cpu/cpufreq/powernow-k8.c b/arch/x86/kernel/cpu/cpufreq/powernow-k8.c
index 5c28b37dea11..fb039cd345d8 100644
--- a/arch/x86/kernel/cpu/cpufreq/powernow-k8.c
+++ b/arch/x86/kernel/cpu/cpufreq/powernow-k8.c
@@ -939,10 +939,25 @@ static void powernow_k8_cpu_exit_acpi(struct powernow_k8_data *data)
939 free_cpumask_var(data->acpi_data.shared_cpu_map); 939 free_cpumask_var(data->acpi_data.shared_cpu_map);
940} 940}
941 941
942static int get_transition_latency(struct powernow_k8_data *data)
943{
944 int max_latency = 0;
945 int i;
946 for (i = 0; i < data->acpi_data.state_count; i++) {
947 int cur_latency = data->acpi_data.states[i].transition_latency
948 + data->acpi_data.states[i].bus_master_latency;
949 if (cur_latency > max_latency)
950 max_latency = cur_latency;
951 }
952 /* value in usecs, needs to be in nanoseconds */
953 return 1000 * max_latency;
954}
955
942#else 956#else
943static int powernow_k8_cpu_init_acpi(struct powernow_k8_data *data) { return -ENODEV; } 957static int powernow_k8_cpu_init_acpi(struct powernow_k8_data *data) { return -ENODEV; }
944static void powernow_k8_cpu_exit_acpi(struct powernow_k8_data *data) { return; } 958static void powernow_k8_cpu_exit_acpi(struct powernow_k8_data *data) { return; }
945static void powernow_k8_acpi_pst_values(struct powernow_k8_data *data, unsigned int index) { return; } 959static void powernow_k8_acpi_pst_values(struct powernow_k8_data *data, unsigned int index) { return; }
960static int get_transition_latency(struct powernow_k8_data *data) { return 0; }
946#endif /* CONFIG_X86_POWERNOW_K8_ACPI */ 961#endif /* CONFIG_X86_POWERNOW_K8_ACPI */
947 962
948/* Take a frequency, and issue the fid/vid transition command */ 963/* Take a frequency, and issue the fid/vid transition command */
@@ -1173,7 +1188,13 @@ static int __cpuinit powernowk8_cpu_init(struct cpufreq_policy *pol)
1173 if (rc) { 1188 if (rc) {
1174 goto err_out; 1189 goto err_out;
1175 } 1190 }
1176 } 1191 /* Take a crude guess here.
1192 * That guess was in microseconds, so multiply with 1000 */
1193 pol->cpuinfo.transition_latency = (
1194 ((data->rvo + 8) * data->vstable * VST_UNITS_20US) +
1195 ((1 << data->irt) * 30)) * 1000;
1196 } else /* ACPI _PSS objects available */
1197 pol->cpuinfo.transition_latency = get_transition_latency(data);
1177 1198
1178 /* only run on specific CPU from here on */ 1199 /* only run on specific CPU from here on */
1179 oldmask = current->cpus_allowed; 1200 oldmask = current->cpus_allowed;
@@ -1204,11 +1225,6 @@ static int __cpuinit powernowk8_cpu_init(struct cpufreq_policy *pol)
1204 cpumask_copy(pol->cpus, &per_cpu(cpu_core_map, pol->cpu)); 1225 cpumask_copy(pol->cpus, &per_cpu(cpu_core_map, pol->cpu));
1205 data->available_cores = pol->cpus; 1226 data->available_cores = pol->cpus;
1206 1227
1207 /* Take a crude guess here.
1208 * That guess was in microseconds, so multiply with 1000 */
1209 pol->cpuinfo.transition_latency = (((data->rvo + 8) * data->vstable * VST_UNITS_20US)
1210 + (3 * (1 << data->irt) * 10)) * 1000;
1211
1212 if (cpu_family == CPU_HW_PSTATE) 1228 if (cpu_family == CPU_HW_PSTATE)
1213 pol->cur = find_khz_freq_from_pstate(data->powernow_table, data->currpstate); 1229 pol->cur = find_khz_freq_from_pstate(data->powernow_table, data->currpstate);
1214 else 1230 else
diff --git a/arch/x86/kernel/cpu/intel.c b/arch/x86/kernel/cpu/intel.c
index 430e5c38a544..24ff26a38ade 100644
--- a/arch/x86/kernel/cpu/intel.c
+++ b/arch/x86/kernel/cpu/intel.c
@@ -291,6 +291,9 @@ static void __cpuinit init_intel(struct cpuinfo_x86 *c)
291 ds_init_intel(c); 291 ds_init_intel(c);
292 } 292 }
293 293
294 if (c->x86 == 6 && c->x86_model == 29 && cpu_has_clflush)
295 set_cpu_cap(c, X86_FEATURE_CLFLUSH_MONITOR);
296
294#ifdef CONFIG_X86_64 297#ifdef CONFIG_X86_64
295 if (c->x86 == 15) 298 if (c->x86 == 15)
296 c->x86_cache_alignment = c->x86_clflush_size * 2; 299 c->x86_cache_alignment = c->x86_clflush_size * 2;
diff --git a/arch/x86/kernel/ftrace.c b/arch/x86/kernel/ftrace.c
index 1b43086b097a..231bdd3c5b1c 100644
--- a/arch/x86/kernel/ftrace.c
+++ b/arch/x86/kernel/ftrace.c
@@ -488,20 +488,21 @@ void prepare_ftrace_return(unsigned long *parent, unsigned long self_addr)
488 * ignore such a protection. 488 * ignore such a protection.
489 */ 489 */
490 asm volatile( 490 asm volatile(
491 "1: " _ASM_MOV " (%[parent_old]), %[old]\n" 491 "1: " _ASM_MOV " (%[parent]), %[old]\n"
492 "2: " _ASM_MOV " %[return_hooker], (%[parent_replaced])\n" 492 "2: " _ASM_MOV " %[return_hooker], (%[parent])\n"
493 " movl $0, %[faulted]\n" 493 " movl $0, %[faulted]\n"
494 "3:\n"
494 495
495 ".section .fixup, \"ax\"\n" 496 ".section .fixup, \"ax\"\n"
496 "3: movl $1, %[faulted]\n" 497 "4: movl $1, %[faulted]\n"
498 " jmp 3b\n"
497 ".previous\n" 499 ".previous\n"
498 500
499 _ASM_EXTABLE(1b, 3b) 501 _ASM_EXTABLE(1b, 4b)
500 _ASM_EXTABLE(2b, 3b) 502 _ASM_EXTABLE(2b, 4b)
501 503
502 : [parent_replaced] "=r" (parent), [old] "=r" (old), 504 : [old] "=r" (old), [faulted] "=r" (faulted)
503 [faulted] "=r" (faulted) 505 : [parent] "r" (parent), [return_hooker] "r" (return_hooker)
504 : [parent_old] "0" (parent), [return_hooker] "r" (return_hooker)
505 : "memory" 506 : "memory"
506 ); 507 );
507 508
diff --git a/arch/x86/kernel/hpet.c b/arch/x86/kernel/hpet.c
index 64d5ad0b8add..388254f69a2a 100644
--- a/arch/x86/kernel/hpet.c
+++ b/arch/x86/kernel/hpet.c
@@ -897,7 +897,7 @@ static unsigned long hpet_rtc_flags;
897static int hpet_prev_update_sec; 897static int hpet_prev_update_sec;
898static struct rtc_time hpet_alarm_time; 898static struct rtc_time hpet_alarm_time;
899static unsigned long hpet_pie_count; 899static unsigned long hpet_pie_count;
900static unsigned long hpet_t1_cmp; 900static u32 hpet_t1_cmp;
901static unsigned long hpet_default_delta; 901static unsigned long hpet_default_delta;
902static unsigned long hpet_pie_delta; 902static unsigned long hpet_pie_delta;
903static unsigned long hpet_pie_limit; 903static unsigned long hpet_pie_limit;
@@ -905,6 +905,14 @@ static unsigned long hpet_pie_limit;
905static rtc_irq_handler irq_handler; 905static rtc_irq_handler irq_handler;
906 906
907/* 907/*
908 * Check that the hpet counter c1 is ahead of the c2
909 */
910static inline int hpet_cnt_ahead(u32 c1, u32 c2)
911{
912 return (s32)(c2 - c1) < 0;
913}
914
915/*
908 * Registers a IRQ handler. 916 * Registers a IRQ handler.
909 */ 917 */
910int hpet_register_irq_handler(rtc_irq_handler handler) 918int hpet_register_irq_handler(rtc_irq_handler handler)
@@ -1075,7 +1083,7 @@ static void hpet_rtc_timer_reinit(void)
1075 hpet_t1_cmp += delta; 1083 hpet_t1_cmp += delta;
1076 hpet_writel(hpet_t1_cmp, HPET_T1_CMP); 1084 hpet_writel(hpet_t1_cmp, HPET_T1_CMP);
1077 lost_ints++; 1085 lost_ints++;
1078 } while ((long)(hpet_readl(HPET_COUNTER) - hpet_t1_cmp) > 0); 1086 } while (!hpet_cnt_ahead(hpet_t1_cmp, hpet_readl(HPET_COUNTER)));
1079 1087
1080 if (lost_ints) { 1088 if (lost_ints) {
1081 if (hpet_rtc_flags & RTC_PIE) 1089 if (hpet_rtc_flags & RTC_PIE)
diff --git a/arch/x86/kernel/i8237.c b/arch/x86/kernel/i8237.c
index dbd6c1d1b638..b42ca694dc68 100644
--- a/arch/x86/kernel/i8237.c
+++ b/arch/x86/kernel/i8237.c
@@ -28,10 +28,10 @@ static int i8237A_resume(struct sys_device *dev)
28 28
29 flags = claim_dma_lock(); 29 flags = claim_dma_lock();
30 30
31 dma_outb(DMA1_RESET_REG, 0); 31 dma_outb(0, DMA1_RESET_REG);
32 dma_outb(DMA2_RESET_REG, 0); 32 dma_outb(0, DMA2_RESET_REG);
33 33
34 for (i = 0;i < 8;i++) { 34 for (i = 0; i < 8; i++) {
35 set_dma_addr(i, 0x000000); 35 set_dma_addr(i, 0x000000);
36 /* DMA count is a bit weird so this is not 0 */ 36 /* DMA count is a bit weird so this is not 0 */
37 set_dma_count(i, 1); 37 set_dma_count(i, 1);
@@ -51,14 +51,14 @@ static int i8237A_suspend(struct sys_device *dev, pm_message_t state)
51} 51}
52 52
53static struct sysdev_class i8237_sysdev_class = { 53static struct sysdev_class i8237_sysdev_class = {
54 .name = "i8237", 54 .name = "i8237",
55 .suspend = i8237A_suspend, 55 .suspend = i8237A_suspend,
56 .resume = i8237A_resume, 56 .resume = i8237A_resume,
57}; 57};
58 58
59static struct sys_device device_i8237A = { 59static struct sys_device device_i8237A = {
60 .id = 0, 60 .id = 0,
61 .cls = &i8237_sysdev_class, 61 .cls = &i8237_sysdev_class,
62}; 62};
63 63
64static int __init i8237A_init_sysfs(void) 64static int __init i8237A_init_sysfs(void)
@@ -68,5 +68,4 @@ static int __init i8237A_init_sysfs(void)
68 error = sysdev_register(&device_i8237A); 68 error = sysdev_register(&device_i8237A);
69 return error; 69 return error;
70} 70}
71
72device_initcall(i8237A_init_sysfs); 71device_initcall(i8237A_init_sysfs);
diff --git a/arch/x86/kernel/io_apic.c b/arch/x86/kernel/io_apic.c
index 0a7f6d6b1206..f61d945620b3 100644
--- a/arch/x86/kernel/io_apic.c
+++ b/arch/x86/kernel/io_apic.c
@@ -3846,14 +3846,24 @@ int __init io_apic_get_redir_entries (int ioapic)
3846 3846
3847void __init probe_nr_irqs_gsi(void) 3847void __init probe_nr_irqs_gsi(void)
3848{ 3848{
3849 int idx;
3850 int nr = 0; 3849 int nr = 0;
3851 3850
3852 for (idx = 0; idx < nr_ioapics; idx++) 3851 nr = acpi_probe_gsi();
3853 nr += io_apic_get_redir_entries(idx) + 1; 3852 if (nr > nr_irqs_gsi) {
3854
3855 if (nr > nr_irqs_gsi)
3856 nr_irqs_gsi = nr; 3853 nr_irqs_gsi = nr;
3854 } else {
3855 /* for acpi=off or acpi is not compiled in */
3856 int idx;
3857
3858 nr = 0;
3859 for (idx = 0; idx < nr_ioapics; idx++)
3860 nr += io_apic_get_redir_entries(idx) + 1;
3861
3862 if (nr > nr_irqs_gsi)
3863 nr_irqs_gsi = nr;
3864 }
3865
3866 printk(KERN_DEBUG "nr_irqs_gsi: %d\n", nr_irqs_gsi);
3857} 3867}
3858 3868
3859#ifdef CONFIG_SPARSE_IRQ 3869#ifdef CONFIG_SPARSE_IRQ
diff --git a/arch/x86/kernel/process.c b/arch/x86/kernel/process.c
index e68bb9e30864..6d12f7e37f8c 100644
--- a/arch/x86/kernel/process.c
+++ b/arch/x86/kernel/process.c
@@ -180,6 +180,9 @@ void mwait_idle_with_hints(unsigned long ax, unsigned long cx)
180 180
181 trace_power_start(&it, POWER_CSTATE, (ax>>4)+1); 181 trace_power_start(&it, POWER_CSTATE, (ax>>4)+1);
182 if (!need_resched()) { 182 if (!need_resched()) {
183 if (cpu_has(&current_cpu_data, X86_FEATURE_CLFLUSH_MONITOR))
184 clflush((void *)&current_thread_info()->flags);
185
183 __monitor((void *)&current_thread_info()->flags, 0, 0); 186 __monitor((void *)&current_thread_info()->flags, 0, 0);
184 smp_mb(); 187 smp_mb();
185 if (!need_resched()) 188 if (!need_resched())
@@ -194,6 +197,9 @@ static void mwait_idle(void)
194 struct power_trace it; 197 struct power_trace it;
195 if (!need_resched()) { 198 if (!need_resched()) {
196 trace_power_start(&it, POWER_CSTATE, 1); 199 trace_power_start(&it, POWER_CSTATE, 1);
200 if (cpu_has(&current_cpu_data, X86_FEATURE_CLFLUSH_MONITOR))
201 clflush((void *)&current_thread_info()->flags);
202
197 __monitor((void *)&current_thread_info()->flags, 0, 0); 203 __monitor((void *)&current_thread_info()->flags, 0, 0);
198 smp_mb(); 204 smp_mb();
199 if (!need_resched()) 205 if (!need_resched())
diff --git a/arch/x86/kernel/process_64.c b/arch/x86/kernel/process_64.c
index c422eebb0c58..8eb169e45584 100644
--- a/arch/x86/kernel/process_64.c
+++ b/arch/x86/kernel/process_64.c
@@ -41,6 +41,7 @@
41#include <linux/uaccess.h> 41#include <linux/uaccess.h>
42#include <linux/io.h> 42#include <linux/io.h>
43#include <linux/ftrace.h> 43#include <linux/ftrace.h>
44#include <linux/dmi.h>
44 45
45#include <asm/pgtable.h> 46#include <asm/pgtable.h>
46#include <asm/system.h> 47#include <asm/system.h>
@@ -168,14 +169,18 @@ void __show_regs(struct pt_regs *regs, int all)
168 unsigned long d0, d1, d2, d3, d6, d7; 169 unsigned long d0, d1, d2, d3, d6, d7;
169 unsigned int fsindex, gsindex; 170 unsigned int fsindex, gsindex;
170 unsigned int ds, cs, es; 171 unsigned int ds, cs, es;
172 const char *board;
171 173
172 printk("\n"); 174 printk("\n");
173 print_modules(); 175 print_modules();
174 printk(KERN_INFO "Pid: %d, comm: %.20s %s %s %.*s\n", 176 board = dmi_get_system_info(DMI_PRODUCT_NAME);
177 if (!board)
178 board = "";
179 printk(KERN_INFO "Pid: %d, comm: %.20s %s %s %.*s %s\n",
175 current->pid, current->comm, print_tainted(), 180 current->pid, current->comm, print_tainted(),
176 init_utsname()->release, 181 init_utsname()->release,
177 (int)strcspn(init_utsname()->version, " "), 182 (int)strcspn(init_utsname()->version, " "),
178 init_utsname()->version); 183 init_utsname()->version, board);
179 printk(KERN_INFO "RIP: %04lx:[<%016lx>] ", regs->cs & 0xffff, regs->ip); 184 printk(KERN_INFO "RIP: %04lx:[<%016lx>] ", regs->cs & 0xffff, regs->ip);
180 printk_address(regs->ip, 1); 185 printk_address(regs->ip, 1);
181 printk(KERN_INFO "RSP: %04lx:%016lx EFLAGS: %08lx\n", regs->ss, 186 printk(KERN_INFO "RSP: %04lx:%016lx EFLAGS: %08lx\n", regs->ss,
diff --git a/arch/x86/kernel/setup.c b/arch/x86/kernel/setup.c
index f41c4486c270..d5d6693b706d 100644
--- a/arch/x86/kernel/setup.c
+++ b/arch/x86/kernel/setup.c
@@ -607,7 +607,7 @@ struct x86_quirks *x86_quirks __initdata = &default_x86_quirks;
607static int __init dmi_low_memory_corruption(const struct dmi_system_id *d) 607static int __init dmi_low_memory_corruption(const struct dmi_system_id *d)
608{ 608{
609 printk(KERN_NOTICE 609 printk(KERN_NOTICE
610 "%s detected: BIOS may corrupt low RAM, working it around.\n", 610 "%s detected: BIOS may corrupt low RAM, working around it.\n",
611 d->ident); 611 d->ident);
612 612
613 e820_update_range(0, 0x10000, E820_RAM, E820_RESERVED); 613 e820_update_range(0, 0x10000, E820_RAM, E820_RESERVED);
diff --git a/arch/x86/kernel/traps.c b/arch/x86/kernel/traps.c
index d36a502d87ab..17483fe98e9c 100644
--- a/arch/x86/kernel/traps.c
+++ b/arch/x86/kernel/traps.c
@@ -895,7 +895,7 @@ asmlinkage void math_state_restore(void)
895EXPORT_SYMBOL_GPL(math_state_restore); 895EXPORT_SYMBOL_GPL(math_state_restore);
896 896
897#ifndef CONFIG_MATH_EMULATION 897#ifndef CONFIG_MATH_EMULATION
898asmlinkage void math_emulate(long arg) 898void math_emulate(struct math_emu_info *info)
899{ 899{
900 printk(KERN_EMERG 900 printk(KERN_EMERG
901 "math-emulation not enabled and no coprocessor found.\n"); 901 "math-emulation not enabled and no coprocessor found.\n");
@@ -905,16 +905,19 @@ asmlinkage void math_emulate(long arg)
905} 905}
906#endif /* CONFIG_MATH_EMULATION */ 906#endif /* CONFIG_MATH_EMULATION */
907 907
908dotraplinkage void __kprobes 908dotraplinkage void __kprobes do_device_not_available(struct pt_regs regs)
909do_device_not_available(struct pt_regs *regs, long error)
910{ 909{
911#ifdef CONFIG_X86_32 910#ifdef CONFIG_X86_32
912 if (read_cr0() & X86_CR0_EM) { 911 if (read_cr0() & X86_CR0_EM) {
913 conditional_sti(regs); 912 struct math_emu_info info = { };
914 math_emulate(0); 913
914 conditional_sti(&regs);
915
916 info.regs = &regs;
917 math_emulate(&info);
915 } else { 918 } else {
916 math_state_restore(); /* interrupts still off */ 919 math_state_restore(); /* interrupts still off */
917 conditional_sti(regs); 920 conditional_sti(&regs);
918 } 921 }
919#else 922#else
920 math_state_restore(); 923 math_state_restore();
diff --git a/arch/x86/kernel/vmi_32.c b/arch/x86/kernel/vmi_32.c
index 1d3302cc2ddf..bef58b4982db 100644
--- a/arch/x86/kernel/vmi_32.c
+++ b/arch/x86/kernel/vmi_32.c
@@ -321,6 +321,16 @@ static void vmi_release_pmd(unsigned long pfn)
321} 321}
322 322
323/* 323/*
324 * We use the pgd_free hook for releasing the pgd page:
325 */
326static void vmi_pgd_free(struct mm_struct *mm, pgd_t *pgd)
327{
328 unsigned long pfn = __pa(pgd) >> PAGE_SHIFT;
329
330 vmi_ops.release_page(pfn, VMI_PAGE_L2);
331}
332
333/*
324 * Helper macros for MMU update flags. We can defer updates until a flush 334 * Helper macros for MMU update flags. We can defer updates until a flush
325 * or page invalidation only if the update is to the current address space 335 * or page invalidation only if the update is to the current address space
326 * (otherwise, there is no flush). We must check against init_mm, since 336 * (otherwise, there is no flush). We must check against init_mm, since
@@ -762,6 +772,7 @@ static inline int __init activate_vmi(void)
762 if (vmi_ops.release_page) { 772 if (vmi_ops.release_page) {
763 pv_mmu_ops.release_pte = vmi_release_pte; 773 pv_mmu_ops.release_pte = vmi_release_pte;
764 pv_mmu_ops.release_pmd = vmi_release_pmd; 774 pv_mmu_ops.release_pmd = vmi_release_pmd;
775 pv_mmu_ops.pgd_free = vmi_pgd_free;
765 } 776 }
766 777
767 /* Set linear is needed in all cases */ 778 /* Set linear is needed in all cases */
diff --git a/arch/x86/math-emu/fpu_entry.c b/arch/x86/math-emu/fpu_entry.c
index c7b06feb139b..5d87f586f8d7 100644
--- a/arch/x86/math-emu/fpu_entry.c
+++ b/arch/x86/math-emu/fpu_entry.c
@@ -131,7 +131,7 @@ u_char emulating = 0;
131static int valid_prefix(u_char *Byte, u_char __user ** fpu_eip, 131static int valid_prefix(u_char *Byte, u_char __user ** fpu_eip,
132 overrides * override); 132 overrides * override);
133 133
134asmlinkage void math_emulate(long arg) 134void math_emulate(struct math_emu_info *info)
135{ 135{
136 u_char FPU_modrm, byte1; 136 u_char FPU_modrm, byte1;
137 unsigned short code; 137 unsigned short code;
@@ -161,7 +161,7 @@ asmlinkage void math_emulate(long arg)
161 RE_ENTRANT_CHECK_ON; 161 RE_ENTRANT_CHECK_ON;
162#endif /* RE_ENTRANT_CHECKING */ 162#endif /* RE_ENTRANT_CHECKING */
163 163
164 SETUP_DATA_AREA(arg); 164 FPU_info = info;
165 165
166 FPU_ORIG_EIP = FPU_EIP; 166 FPU_ORIG_EIP = FPU_EIP;
167 167
@@ -659,7 +659,7 @@ static int valid_prefix(u_char *Byte, u_char __user **fpu_eip,
659 } 659 }
660} 660}
661 661
662void math_abort(struct info *info, unsigned int signal) 662void math_abort(struct math_emu_info *info, unsigned int signal)
663{ 663{
664 FPU_EIP = FPU_ORIG_EIP; 664 FPU_EIP = FPU_ORIG_EIP;
665 current->thread.trap_no = 16; 665 current->thread.trap_no = 16;
diff --git a/arch/x86/math-emu/fpu_proto.h b/arch/x86/math-emu/fpu_proto.h
index aa49b6a0d850..9779df436b7d 100644
--- a/arch/x86/math-emu/fpu_proto.h
+++ b/arch/x86/math-emu/fpu_proto.h
@@ -51,8 +51,8 @@ extern void ffreep(void);
51extern void fst_i_(void); 51extern void fst_i_(void);
52extern void fstp_i(void); 52extern void fstp_i(void);
53/* fpu_entry.c */ 53/* fpu_entry.c */
54asmlinkage extern void math_emulate(long arg); 54extern void math_emulate(struct math_emu_info *info);
55extern void math_abort(struct info *info, unsigned int signal); 55extern void math_abort(struct math_emu_info *info, unsigned int signal);
56/* fpu_etc.c */ 56/* fpu_etc.c */
57extern void FPU_etc(void); 57extern void FPU_etc(void);
58/* fpu_tags.c */ 58/* fpu_tags.c */
diff --git a/arch/x86/math-emu/fpu_system.h b/arch/x86/math-emu/fpu_system.h
index 13488fa153e0..50fa0ec2c8a5 100644
--- a/arch/x86/math-emu/fpu_system.h
+++ b/arch/x86/math-emu/fpu_system.h
@@ -16,10 +16,6 @@
16#include <linux/kernel.h> 16#include <linux/kernel.h>
17#include <linux/mm.h> 17#include <linux/mm.h>
18 18
19/* This sets the pointer FPU_info to point to the argument part
20 of the stack frame of math_emulate() */
21#define SETUP_DATA_AREA(arg) FPU_info = (struct info *) &arg
22
23/* s is always from a cpu register, and the cpu does bounds checking 19/* s is always from a cpu register, and the cpu does bounds checking
24 * during register load --> no further bounds checks needed */ 20 * during register load --> no further bounds checks needed */
25#define LDT_DESCRIPTOR(s) (((struct desc_struct *)current->mm->context.ldt)[(s) >> 3]) 21#define LDT_DESCRIPTOR(s) (((struct desc_struct *)current->mm->context.ldt)[(s) >> 3])
@@ -38,12 +34,12 @@
38#define I387 (current->thread.xstate) 34#define I387 (current->thread.xstate)
39#define FPU_info (I387->soft.info) 35#define FPU_info (I387->soft.info)
40 36
41#define FPU_CS (*(unsigned short *) &(FPU_info->___cs)) 37#define FPU_CS (*(unsigned short *) &(FPU_info->regs->cs))
42#define FPU_SS (*(unsigned short *) &(FPU_info->___ss)) 38#define FPU_SS (*(unsigned short *) &(FPU_info->regs->ss))
43#define FPU_DS (*(unsigned short *) &(FPU_info->___ds)) 39#define FPU_DS (*(unsigned short *) &(FPU_info->regs->ds))
44#define FPU_EAX (FPU_info->___eax) 40#define FPU_EAX (FPU_info->regs->ax)
45#define FPU_EFLAGS (FPU_info->___eflags) 41#define FPU_EFLAGS (FPU_info->regs->flags)
46#define FPU_EIP (FPU_info->___eip) 42#define FPU_EIP (FPU_info->regs->ip)
47#define FPU_ORIG_EIP (FPU_info->___orig_eip) 43#define FPU_ORIG_EIP (FPU_info->___orig_eip)
48 44
49#define FPU_lookahead (I387->soft.lookahead) 45#define FPU_lookahead (I387->soft.lookahead)
diff --git a/arch/x86/math-emu/get_address.c b/arch/x86/math-emu/get_address.c
index d701e2b39e44..420b3b6e3915 100644
--- a/arch/x86/math-emu/get_address.c
+++ b/arch/x86/math-emu/get_address.c
@@ -29,46 +29,43 @@
29#define FPU_WRITE_BIT 0x10 29#define FPU_WRITE_BIT 0x10
30 30
31static int reg_offset[] = { 31static int reg_offset[] = {
32 offsetof(struct info, ___eax), 32 offsetof(struct pt_regs, ax),
33 offsetof(struct info, ___ecx), 33 offsetof(struct pt_regs, cx),
34 offsetof(struct info, ___edx), 34 offsetof(struct pt_regs, dx),
35 offsetof(struct info, ___ebx), 35 offsetof(struct pt_regs, bx),
36 offsetof(struct info, ___esp), 36 offsetof(struct pt_regs, sp),
37 offsetof(struct info, ___ebp), 37 offsetof(struct pt_regs, bp),
38 offsetof(struct info, ___esi), 38 offsetof(struct pt_regs, si),
39 offsetof(struct info, ___edi) 39 offsetof(struct pt_regs, di)
40}; 40};
41 41
42#define REG_(x) (*(long *)(reg_offset[(x)]+(u_char *) FPU_info)) 42#define REG_(x) (*(long *)(reg_offset[(x)] + (u_char *)FPU_info->regs))
43 43
44static int reg_offset_vm86[] = { 44static int reg_offset_vm86[] = {
45 offsetof(struct info, ___cs), 45 offsetof(struct pt_regs, cs),
46 offsetof(struct info, ___vm86_ds), 46 offsetof(struct kernel_vm86_regs, ds),
47 offsetof(struct info, ___vm86_es), 47 offsetof(struct kernel_vm86_regs, es),
48 offsetof(struct info, ___vm86_fs), 48 offsetof(struct kernel_vm86_regs, fs),
49 offsetof(struct info, ___vm86_gs), 49 offsetof(struct kernel_vm86_regs, gs),
50 offsetof(struct info, ___ss), 50 offsetof(struct pt_regs, ss),
51 offsetof(struct info, ___vm86_ds) 51 offsetof(struct kernel_vm86_regs, ds)
52}; 52};
53 53
54#define VM86_REG_(x) (*(unsigned short *) \ 54#define VM86_REG_(x) (*(unsigned short *) \
55 (reg_offset_vm86[((unsigned)x)]+(u_char *) FPU_info)) 55 (reg_offset_vm86[((unsigned)x)] + (u_char *)FPU_info->regs))
56
57/* This dummy, gs is not saved on the stack. */
58#define ___GS ___ds
59 56
60static int reg_offset_pm[] = { 57static int reg_offset_pm[] = {
61 offsetof(struct info, ___cs), 58 offsetof(struct pt_regs, cs),
62 offsetof(struct info, ___ds), 59 offsetof(struct pt_regs, ds),
63 offsetof(struct info, ___es), 60 offsetof(struct pt_regs, es),
64 offsetof(struct info, ___fs), 61 offsetof(struct pt_regs, fs),
65 offsetof(struct info, ___GS), 62 offsetof(struct pt_regs, ds), /* dummy, not saved on stack */
66 offsetof(struct info, ___ss), 63 offsetof(struct pt_regs, ss),
67 offsetof(struct info, ___ds) 64 offsetof(struct pt_regs, ds)
68}; 65};
69 66
70#define PM_REG_(x) (*(unsigned short *) \ 67#define PM_REG_(x) (*(unsigned short *) \
71 (reg_offset_pm[((unsigned)x)]+(u_char *) FPU_info)) 68 (reg_offset_pm[((unsigned)x)] + (u_char *)FPU_info->regs))
72 69
73/* Decode the SIB byte. This function assumes mod != 0 */ 70/* Decode the SIB byte. This function assumes mod != 0 */
74static int sib(int mod, unsigned long *fpu_eip) 71static int sib(int mod, unsigned long *fpu_eip)
@@ -349,34 +346,34 @@ void __user *FPU_get_address_16(u_char FPU_modrm, unsigned long *fpu_eip,
349 } 346 }
350 switch (rm) { 347 switch (rm) {
351 case 0: 348 case 0:
352 address += FPU_info->___ebx + FPU_info->___esi; 349 address += FPU_info->regs->bx + FPU_info->regs->si;
353 break; 350 break;
354 case 1: 351 case 1:
355 address += FPU_info->___ebx + FPU_info->___edi; 352 address += FPU_info->regs->bx + FPU_info->regs->di;
356 break; 353 break;
357 case 2: 354 case 2:
358 address += FPU_info->___ebp + FPU_info->___esi; 355 address += FPU_info->regs->bp + FPU_info->regs->si;
359 if (addr_modes.override.segment == PREFIX_DEFAULT) 356 if (addr_modes.override.segment == PREFIX_DEFAULT)
360 addr_modes.override.segment = PREFIX_SS_; 357 addr_modes.override.segment = PREFIX_SS_;
361 break; 358 break;
362 case 3: 359 case 3:
363 address += FPU_info->___ebp + FPU_info->___edi; 360 address += FPU_info->regs->bp + FPU_info->regs->di;
364 if (addr_modes.override.segment == PREFIX_DEFAULT) 361 if (addr_modes.override.segment == PREFIX_DEFAULT)
365 addr_modes.override.segment = PREFIX_SS_; 362 addr_modes.override.segment = PREFIX_SS_;
366 break; 363 break;
367 case 4: 364 case 4:
368 address += FPU_info->___esi; 365 address += FPU_info->regs->si;
369 break; 366 break;
370 case 5: 367 case 5:
371 address += FPU_info->___edi; 368 address += FPU_info->regs->di;
372 break; 369 break;
373 case 6: 370 case 6:
374 address += FPU_info->___ebp; 371 address += FPU_info->regs->bp;
375 if (addr_modes.override.segment == PREFIX_DEFAULT) 372 if (addr_modes.override.segment == PREFIX_DEFAULT)
376 addr_modes.override.segment = PREFIX_SS_; 373 addr_modes.override.segment = PREFIX_SS_;
377 break; 374 break;
378 case 7: 375 case 7:
379 address += FPU_info->___ebx; 376 address += FPU_info->regs->bx;
380 break; 377 break;
381 } 378 }
382 379
diff --git a/crypto/algapi.c b/crypto/algapi.c
index 7c41e7405c41..56c62e2858d5 100644
--- a/crypto/algapi.c
+++ b/crypto/algapi.c
@@ -149,6 +149,9 @@ static struct crypto_larval *__crypto_register_alg(struct crypto_alg *alg)
149 if (q == alg) 149 if (q == alg)
150 goto err; 150 goto err;
151 151
152 if (crypto_is_moribund(q))
153 continue;
154
152 if (crypto_is_larval(q)) { 155 if (crypto_is_larval(q)) {
153 if (!strcmp(alg->cra_driver_name, q->cra_driver_name)) 156 if (!strcmp(alg->cra_driver_name, q->cra_driver_name))
154 goto err; 157 goto err;
@@ -197,7 +200,7 @@ void crypto_alg_tested(const char *name, int err)
197 200
198 down_write(&crypto_alg_sem); 201 down_write(&crypto_alg_sem);
199 list_for_each_entry(q, &crypto_alg_list, cra_list) { 202 list_for_each_entry(q, &crypto_alg_list, cra_list) {
200 if (!crypto_is_larval(q)) 203 if (crypto_is_moribund(q) || !crypto_is_larval(q))
201 continue; 204 continue;
202 205
203 test = (struct crypto_larval *)q; 206 test = (struct crypto_larval *)q;
@@ -210,6 +213,7 @@ void crypto_alg_tested(const char *name, int err)
210 goto unlock; 213 goto unlock;
211 214
212found: 215found:
216 q->cra_flags |= CRYPTO_ALG_DEAD;
213 alg = test->adult; 217 alg = test->adult;
214 if (err || list_empty(&alg->cra_list)) 218 if (err || list_empty(&alg->cra_list))
215 goto complete; 219 goto complete;
diff --git a/crypto/api.c b/crypto/api.c
index 9975a7bd246c..efe77df6863f 100644
--- a/crypto/api.c
+++ b/crypto/api.c
@@ -557,34 +557,34 @@ err:
557 return ERR_PTR(err); 557 return ERR_PTR(err);
558} 558}
559EXPORT_SYMBOL_GPL(crypto_alloc_tfm); 559EXPORT_SYMBOL_GPL(crypto_alloc_tfm);
560 560
561/* 561/*
562 * crypto_free_tfm - Free crypto transform 562 * crypto_destroy_tfm - Free crypto transform
563 * @mem: Start of tfm slab
563 * @tfm: Transform to free 564 * @tfm: Transform to free
564 * 565 *
565 * crypto_free_tfm() frees up the transform and any associated resources, 566 * This function frees up the transform and any associated resources,
566 * then drops the refcount on the associated algorithm. 567 * then drops the refcount on the associated algorithm.
567 */ 568 */
568void crypto_free_tfm(struct crypto_tfm *tfm) 569void crypto_destroy_tfm(void *mem, struct crypto_tfm *tfm)
569{ 570{
570 struct crypto_alg *alg; 571 struct crypto_alg *alg;
571 int size; 572 int size;
572 573
573 if (unlikely(!tfm)) 574 if (unlikely(!mem))
574 return; 575 return;
575 576
576 alg = tfm->__crt_alg; 577 alg = tfm->__crt_alg;
577 size = sizeof(*tfm) + alg->cra_ctxsize; 578 size = ksize(mem);
578 579
579 if (!tfm->exit && alg->cra_exit) 580 if (!tfm->exit && alg->cra_exit)
580 alg->cra_exit(tfm); 581 alg->cra_exit(tfm);
581 crypto_exit_ops(tfm); 582 crypto_exit_ops(tfm);
582 crypto_mod_put(alg); 583 crypto_mod_put(alg);
583 memset(tfm, 0, size); 584 memset(mem, 0, size);
584 kfree(tfm); 585 kfree(mem);
585} 586}
586 587EXPORT_SYMBOL_GPL(crypto_destroy_tfm);
587EXPORT_SYMBOL_GPL(crypto_free_tfm);
588 588
589int crypto_has_alg(const char *name, u32 type, u32 mask) 589int crypto_has_alg(const char *name, u32 type, u32 mask)
590{ 590{
diff --git a/crypto/scatterwalk.c b/crypto/scatterwalk.c
index 9aeeb52004a5..3de89a424401 100644
--- a/crypto/scatterwalk.c
+++ b/crypto/scatterwalk.c
@@ -54,7 +54,8 @@ static void scatterwalk_pagedone(struct scatter_walk *walk, int out,
54 struct page *page; 54 struct page *page;
55 55
56 page = sg_page(walk->sg) + ((walk->offset - 1) >> PAGE_SHIFT); 56 page = sg_page(walk->sg) + ((walk->offset - 1) >> PAGE_SHIFT);
57 flush_dcache_page(page); 57 if (!PageSlab(page))
58 flush_dcache_page(page);
58 } 59 }
59 60
60 if (more) { 61 if (more) {
diff --git a/crypto/shash.c b/crypto/shash.c
index c9df367332ff..d5a2b619c55f 100644
--- a/crypto/shash.c
+++ b/crypto/shash.c
@@ -388,10 +388,15 @@ static int crypto_init_shash_ops_compat(struct crypto_tfm *tfm)
388 struct shash_desc *desc = crypto_tfm_ctx(tfm); 388 struct shash_desc *desc = crypto_tfm_ctx(tfm);
389 struct crypto_shash *shash; 389 struct crypto_shash *shash;
390 390
391 if (!crypto_mod_get(calg))
392 return -EAGAIN;
393
391 shash = __crypto_shash_cast(crypto_create_tfm( 394 shash = __crypto_shash_cast(crypto_create_tfm(
392 calg, &crypto_shash_type)); 395 calg, &crypto_shash_type));
393 if (IS_ERR(shash)) 396 if (IS_ERR(shash)) {
397 crypto_mod_put(calg);
394 return PTR_ERR(shash); 398 return PTR_ERR(shash);
399 }
395 400
396 desc->tfm = shash; 401 desc->tfm = shash;
397 tfm->exit = crypto_exit_shash_ops_compat; 402 tfm->exit = crypto_exit_shash_ops_compat;
diff --git a/drivers/atm/solos-pci.c b/drivers/atm/solos-pci.c
index 72fc0f799a64..89d7a6e94c9c 100644
--- a/drivers/atm/solos-pci.c
+++ b/drivers/atm/solos-pci.c
@@ -685,6 +685,7 @@ static int fpga_probe(struct pci_dev *dev, const struct pci_device_id *id)
685 out_release_regions: 685 out_release_regions:
686 pci_release_regions(dev); 686 pci_release_regions(dev);
687 out: 687 out:
688 kfree(card);
688 return err; 689 return err;
689} 690}
690 691
diff --git a/drivers/block/nbd.c b/drivers/block/nbd.c
index 34f80fa6fed1..8299e2d3b611 100644
--- a/drivers/block/nbd.c
+++ b/drivers/block/nbd.c
@@ -549,6 +549,15 @@ static void do_nbd_request(struct request_queue * q)
549 549
550 BUG_ON(lo->magic != LO_MAGIC); 550 BUG_ON(lo->magic != LO_MAGIC);
551 551
552 if (unlikely(!lo->sock)) {
553 printk(KERN_ERR "%s: Attempted send on closed socket\n",
554 lo->disk->disk_name);
555 req->errors++;
556 nbd_end_request(req);
557 spin_lock_irq(q->queue_lock);
558 continue;
559 }
560
552 spin_lock_irq(&lo->queue_lock); 561 spin_lock_irq(&lo->queue_lock);
553 list_add_tail(&req->queuelist, &lo->waiting_queue); 562 list_add_tail(&req->queuelist, &lo->waiting_queue);
554 spin_unlock_irq(&lo->queue_lock); 563 spin_unlock_irq(&lo->queue_lock);
diff --git a/drivers/char/tpm/tpm_infineon.c b/drivers/char/tpm/tpm_infineon.c
index 726ee8a0277f..ecba4942fc8e 100644
--- a/drivers/char/tpm/tpm_infineon.c
+++ b/drivers/char/tpm/tpm_infineon.c
@@ -4,7 +4,7 @@
4 * SLD 9630 TT 1.1 and SLB 9635 TT 1.2 Trusted Platform Module 4 * SLD 9630 TT 1.1 and SLB 9635 TT 1.2 Trusted Platform Module
5 * Specifications at www.trustedcomputinggroup.org 5 * Specifications at www.trustedcomputinggroup.org
6 * 6 *
7 * Copyright (C) 2005, Marcel Selhorst <selhorst@crypto.rub.de> 7 * Copyright (C) 2005, Marcel Selhorst <m.selhorst@sirrix.com>
8 * Sirrix AG - security technologies, http://www.sirrix.com and 8 * Sirrix AG - security technologies, http://www.sirrix.com and
9 * Applied Data Security Group, Ruhr-University Bochum, Germany 9 * Applied Data Security Group, Ruhr-University Bochum, Germany
10 * Project-Homepage: http://www.prosec.rub.de/tpm 10 * Project-Homepage: http://www.prosec.rub.de/tpm
@@ -636,7 +636,7 @@ static void __exit cleanup_inf(void)
636module_init(init_inf); 636module_init(init_inf);
637module_exit(cleanup_inf); 637module_exit(cleanup_inf);
638 638
639MODULE_AUTHOR("Marcel Selhorst <selhorst@crypto.rub.de>"); 639MODULE_AUTHOR("Marcel Selhorst <m.selhorst@sirrix.com>");
640MODULE_DESCRIPTION("Driver for Infineon TPM SLD 9630 TT 1.1 / SLB 9635 TT 1.2"); 640MODULE_DESCRIPTION("Driver for Infineon TPM SLD 9630 TT 1.1 / SLB 9635 TT 1.2");
641MODULE_VERSION("1.9"); 641MODULE_VERSION("1.9");
642MODULE_LICENSE("GPL"); 642MODULE_LICENSE("GPL");
diff --git a/drivers/cpufreq/cpufreq_ondemand.c b/drivers/cpufreq/cpufreq_ondemand.c
index 6a2b036c9389..6f45b1658a67 100644
--- a/drivers/cpufreq/cpufreq_ondemand.c
+++ b/drivers/cpufreq/cpufreq_ondemand.c
@@ -117,11 +117,7 @@ static inline cputime64_t get_cpu_idle_time_jiffy(unsigned int cpu,
117 busy_time = cputime64_add(busy_time, kstat_cpu(cpu).cpustat.irq); 117 busy_time = cputime64_add(busy_time, kstat_cpu(cpu).cpustat.irq);
118 busy_time = cputime64_add(busy_time, kstat_cpu(cpu).cpustat.softirq); 118 busy_time = cputime64_add(busy_time, kstat_cpu(cpu).cpustat.softirq);
119 busy_time = cputime64_add(busy_time, kstat_cpu(cpu).cpustat.steal); 119 busy_time = cputime64_add(busy_time, kstat_cpu(cpu).cpustat.steal);
120 120 busy_time = cputime64_add(busy_time, kstat_cpu(cpu).cpustat.nice);
121 if (!dbs_tuners_ins.ignore_nice) {
122 busy_time = cputime64_add(busy_time,
123 kstat_cpu(cpu).cpustat.nice);
124 }
125 121
126 idle_time = cputime64_sub(cur_wall_time, busy_time); 122 idle_time = cputime64_sub(cur_wall_time, busy_time);
127 if (wall) 123 if (wall)
@@ -137,23 +133,6 @@ static inline cputime64_t get_cpu_idle_time(unsigned int cpu, cputime64_t *wall)
137 if (idle_time == -1ULL) 133 if (idle_time == -1ULL)
138 return get_cpu_idle_time_jiffy(cpu, wall); 134 return get_cpu_idle_time_jiffy(cpu, wall);
139 135
140 if (dbs_tuners_ins.ignore_nice) {
141 cputime64_t cur_nice;
142 unsigned long cur_nice_jiffies;
143 struct cpu_dbs_info_s *dbs_info;
144
145 dbs_info = &per_cpu(cpu_dbs_info, cpu);
146 cur_nice = cputime64_sub(kstat_cpu(cpu).cpustat.nice,
147 dbs_info->prev_cpu_nice);
148 /*
149 * Assumption: nice time between sampling periods will be
150 * less than 2^32 jiffies for 32 bit sys
151 */
152 cur_nice_jiffies = (unsigned long)
153 cputime64_to_jiffies64(cur_nice);
154 dbs_info->prev_cpu_nice = kstat_cpu(cpu).cpustat.nice;
155 return idle_time + jiffies_to_usecs(cur_nice_jiffies);
156 }
157 return idle_time; 136 return idle_time;
158} 137}
159 138
@@ -319,6 +298,9 @@ static ssize_t store_ignore_nice_load(struct cpufreq_policy *policy,
319 dbs_info = &per_cpu(cpu_dbs_info, j); 298 dbs_info = &per_cpu(cpu_dbs_info, j);
320 dbs_info->prev_cpu_idle = get_cpu_idle_time(j, 299 dbs_info->prev_cpu_idle = get_cpu_idle_time(j,
321 &dbs_info->prev_cpu_wall); 300 &dbs_info->prev_cpu_wall);
301 if (dbs_tuners_ins.ignore_nice)
302 dbs_info->prev_cpu_nice = kstat_cpu(j).cpustat.nice;
303
322 } 304 }
323 mutex_unlock(&dbs_mutex); 305 mutex_unlock(&dbs_mutex);
324 306
@@ -419,6 +401,23 @@ static void dbs_check_cpu(struct cpu_dbs_info_s *this_dbs_info)
419 j_dbs_info->prev_cpu_idle); 401 j_dbs_info->prev_cpu_idle);
420 j_dbs_info->prev_cpu_idle = cur_idle_time; 402 j_dbs_info->prev_cpu_idle = cur_idle_time;
421 403
404 if (dbs_tuners_ins.ignore_nice) {
405 cputime64_t cur_nice;
406 unsigned long cur_nice_jiffies;
407
408 cur_nice = cputime64_sub(kstat_cpu(j).cpustat.nice,
409 j_dbs_info->prev_cpu_nice);
410 /*
411 * Assumption: nice time between sampling periods will
412 * be less than 2^32 jiffies for 32 bit sys
413 */
414 cur_nice_jiffies = (unsigned long)
415 cputime64_to_jiffies64(cur_nice);
416
417 j_dbs_info->prev_cpu_nice = kstat_cpu(j).cpustat.nice;
418 idle_time += jiffies_to_usecs(cur_nice_jiffies);
419 }
420
422 if (unlikely(!wall_time || wall_time < idle_time)) 421 if (unlikely(!wall_time || wall_time < idle_time))
423 continue; 422 continue;
424 423
@@ -575,6 +574,10 @@ static int cpufreq_governor_dbs(struct cpufreq_policy *policy,
575 574
576 j_dbs_info->prev_cpu_idle = get_cpu_idle_time(j, 575 j_dbs_info->prev_cpu_idle = get_cpu_idle_time(j,
577 &j_dbs_info->prev_cpu_wall); 576 &j_dbs_info->prev_cpu_wall);
577 if (dbs_tuners_ins.ignore_nice) {
578 j_dbs_info->prev_cpu_nice =
579 kstat_cpu(j).cpustat.nice;
580 }
578 } 581 }
579 this_dbs_info->cpu = cpu; 582 this_dbs_info->cpu = cpu;
580 /* 583 /*
diff --git a/drivers/gpu/drm/Kconfig b/drivers/gpu/drm/Kconfig
index 5130b72d593c..4be3acbaaf9a 100644
--- a/drivers/gpu/drm/Kconfig
+++ b/drivers/gpu/drm/Kconfig
@@ -70,7 +70,7 @@ config DRM_I915
70 select FB_CFB_FILLRECT 70 select FB_CFB_FILLRECT
71 select FB_CFB_COPYAREA 71 select FB_CFB_COPYAREA
72 select FB_CFB_IMAGEBLIT 72 select FB_CFB_IMAGEBLIT
73 depends on FB 73 select FB
74 tristate "i915 driver" 74 tristate "i915 driver"
75 help 75 help
76 Choose this option if you have a system that has Intel 830M, 845G, 76 Choose this option if you have a system that has Intel 830M, 845G,
diff --git a/drivers/gpu/drm/drm_irq.c b/drivers/gpu/drm/drm_irq.c
index 69aa0ab28403..3795dbc0f50c 100644
--- a/drivers/gpu/drm/drm_irq.c
+++ b/drivers/gpu/drm/drm_irq.c
@@ -276,6 +276,7 @@ int drm_irq_uninstall(struct drm_device * dev)
276 for (i = 0; i < dev->num_crtcs; i++) { 276 for (i = 0; i < dev->num_crtcs; i++) {
277 DRM_WAKEUP(&dev->vbl_queue[i]); 277 DRM_WAKEUP(&dev->vbl_queue[i]);
278 dev->vblank_enabled[i] = 0; 278 dev->vblank_enabled[i] = 0;
279 dev->last_vblank[i] = dev->driver->get_vblank_counter(dev, i);
279 } 280 }
280 spin_unlock_irqrestore(&dev->vbl_lock, irqflags); 281 spin_unlock_irqrestore(&dev->vbl_lock, irqflags);
281 282
diff --git a/drivers/gpu/drm/drm_memory.c b/drivers/gpu/drm/drm_memory.c
index 803bc9e7ce3c..bcc869bc4092 100644
--- a/drivers/gpu/drm/drm_memory.c
+++ b/drivers/gpu/drm/drm_memory.c
@@ -171,9 +171,14 @@ EXPORT_SYMBOL(drm_core_ioremap);
171 171
172void drm_core_ioremap_wc(struct drm_map *map, struct drm_device *dev) 172void drm_core_ioremap_wc(struct drm_map *map, struct drm_device *dev)
173{ 173{
174 map->handle = ioremap_wc(map->offset, map->size); 174 if (drm_core_has_AGP(dev) &&
175 dev->agp && dev->agp->cant_use_aperture && map->type == _DRM_AGP)
176 map->handle = agp_remap(map->offset, map->size, dev);
177 else
178 map->handle = ioremap_wc(map->offset, map->size);
175} 179}
176EXPORT_SYMBOL(drm_core_ioremap_wc); 180EXPORT_SYMBOL(drm_core_ioremap_wc);
181
177void drm_core_ioremapfree(struct drm_map *map, struct drm_device *dev) 182void drm_core_ioremapfree(struct drm_map *map, struct drm_device *dev)
178{ 183{
179 if (!map->handle || !map->size) 184 if (!map->handle || !map->size)
diff --git a/drivers/gpu/drm/i915/i915_dma.c b/drivers/gpu/drm/i915/i915_dma.c
index ee64b7301f67..81f1cff56fd5 100644
--- a/drivers/gpu/drm/i915/i915_dma.c
+++ b/drivers/gpu/drm/i915/i915_dma.c
@@ -731,8 +731,11 @@ static int i915_getparam(struct drm_device *dev, void *data,
731 case I915_PARAM_HAS_GEM: 731 case I915_PARAM_HAS_GEM:
732 value = dev_priv->has_gem; 732 value = dev_priv->has_gem;
733 break; 733 break;
734 case I915_PARAM_NUM_FENCES_AVAIL:
735 value = dev_priv->num_fence_regs - dev_priv->fence_reg_start;
736 break;
734 default: 737 default:
735 DRM_ERROR("Unknown parameter %d\n", param->param); 738 DRM_DEBUG("Unknown parameter %d\n", param->param);
736 return -EINVAL; 739 return -EINVAL;
737 } 740 }
738 741
@@ -764,8 +767,15 @@ static int i915_setparam(struct drm_device *dev, void *data,
764 case I915_SETPARAM_ALLOW_BATCHBUFFER: 767 case I915_SETPARAM_ALLOW_BATCHBUFFER:
765 dev_priv->allow_batchbuffer = param->value; 768 dev_priv->allow_batchbuffer = param->value;
766 break; 769 break;
770 case I915_SETPARAM_NUM_USED_FENCES:
771 if (param->value > dev_priv->num_fence_regs ||
772 param->value < 0)
773 return -EINVAL;
774 /* Userspace can use first N regs */
775 dev_priv->fence_reg_start = param->value;
776 break;
767 default: 777 default:
768 DRM_ERROR("unknown parameter %d\n", param->param); 778 DRM_DEBUG("unknown parameter %d\n", param->param);
769 return -EINVAL; 779 return -EINVAL;
770 } 780 }
771 781
@@ -966,10 +976,6 @@ static int i915_load_modeset_init(struct drm_device *dev)
966 if (ret) 976 if (ret)
967 goto kfree_devname; 977 goto kfree_devname;
968 978
969 dev_priv->mm.gtt_mapping =
970 io_mapping_create_wc(dev->agp->base,
971 dev->agp->agp_info.aper_size * 1024*1024);
972
973 /* Allow hardware batchbuffers unless told otherwise. 979 /* Allow hardware batchbuffers unless told otherwise.
974 */ 980 */
975 dev_priv->allow_batchbuffer = 1; 981 dev_priv->allow_batchbuffer = 1;
@@ -1081,6 +1087,23 @@ int i915_driver_load(struct drm_device *dev, unsigned long flags)
1081 goto free_priv; 1087 goto free_priv;
1082 } 1088 }
1083 1089
1090 dev_priv->mm.gtt_mapping =
1091 io_mapping_create_wc(dev->agp->base,
1092 dev->agp->agp_info.aper_size * 1024*1024);
1093 /* Set up a WC MTRR for non-PAT systems. This is more common than
1094 * one would think, because the kernel disables PAT on first
1095 * generation Core chips because WC PAT gets overridden by a UC
1096 * MTRR if present. Even if a UC MTRR isn't present.
1097 */
1098 dev_priv->mm.gtt_mtrr = mtrr_add(dev->agp->base,
1099 dev->agp->agp_info.aper_size *
1100 1024 * 1024,
1101 MTRR_TYPE_WRCOMB, 1);
1102 if (dev_priv->mm.gtt_mtrr < 0) {
1103 DRM_INFO("MTRR allocation failed\n. Graphics "
1104 "performance may suffer.\n");
1105 }
1106
1084#ifdef CONFIG_HIGHMEM64G 1107#ifdef CONFIG_HIGHMEM64G
1085 /* don't enable GEM on PAE - needs agp + set_memory_* interface fixes */ 1108 /* don't enable GEM on PAE - needs agp + set_memory_* interface fixes */
1086 dev_priv->has_gem = 0; 1109 dev_priv->has_gem = 0;
@@ -1089,6 +1112,10 @@ int i915_driver_load(struct drm_device *dev, unsigned long flags)
1089 dev_priv->has_gem = 1; 1112 dev_priv->has_gem = 1;
1090#endif 1113#endif
1091 1114
1115 dev->driver->get_vblank_counter = i915_get_vblank_counter;
1116 if (IS_GM45(dev))
1117 dev->driver->get_vblank_counter = gm45_get_vblank_counter;
1118
1092 i915_gem_load(dev); 1119 i915_gem_load(dev);
1093 1120
1094 /* Init HWS */ 1121 /* Init HWS */
@@ -1145,8 +1172,14 @@ int i915_driver_unload(struct drm_device *dev)
1145{ 1172{
1146 struct drm_i915_private *dev_priv = dev->dev_private; 1173 struct drm_i915_private *dev_priv = dev->dev_private;
1147 1174
1175 io_mapping_free(dev_priv->mm.gtt_mapping);
1176 if (dev_priv->mm.gtt_mtrr >= 0) {
1177 mtrr_del(dev_priv->mm.gtt_mtrr, dev->agp->base,
1178 dev->agp->agp_info.aper_size * 1024 * 1024);
1179 dev_priv->mm.gtt_mtrr = -1;
1180 }
1181
1148 if (drm_core_check_feature(dev, DRIVER_MODESET)) { 1182 if (drm_core_check_feature(dev, DRIVER_MODESET)) {
1149 io_mapping_free(dev_priv->mm.gtt_mapping);
1150 drm_irq_uninstall(dev); 1183 drm_irq_uninstall(dev);
1151 } 1184 }
1152 1185
diff --git a/drivers/gpu/drm/i915/i915_drv.c b/drivers/gpu/drm/i915/i915_drv.c
index f8b3df0926c0..aac12ee31a46 100644
--- a/drivers/gpu/drm/i915/i915_drv.c
+++ b/drivers/gpu/drm/i915/i915_drv.c
@@ -112,7 +112,6 @@ static struct drm_driver driver = {
112 .suspend = i915_suspend, 112 .suspend = i915_suspend,
113 .resume = i915_resume, 113 .resume = i915_resume,
114 .device_is_agp = i915_driver_device_is_agp, 114 .device_is_agp = i915_driver_device_is_agp,
115 .get_vblank_counter = i915_get_vblank_counter,
116 .enable_vblank = i915_enable_vblank, 115 .enable_vblank = i915_enable_vblank,
117 .disable_vblank = i915_disable_vblank, 116 .disable_vblank = i915_disable_vblank,
118 .irq_preinstall = i915_driver_irq_preinstall, 117 .irq_preinstall = i915_driver_irq_preinstall,
diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h
index e13518252007..7325363164f8 100644
--- a/drivers/gpu/drm/i915/i915_drv.h
+++ b/drivers/gpu/drm/i915/i915_drv.h
@@ -284,6 +284,7 @@ typedef struct drm_i915_private {
284 struct drm_mm gtt_space; 284 struct drm_mm gtt_space;
285 285
286 struct io_mapping *gtt_mapping; 286 struct io_mapping *gtt_mapping;
287 int gtt_mtrr;
287 288
288 /** 289 /**
289 * List of objects currently involved in rendering from the 290 * List of objects currently involved in rendering from the
@@ -534,6 +535,7 @@ extern int i915_vblank_pipe_get(struct drm_device *dev, void *data,
534extern int i915_enable_vblank(struct drm_device *dev, int crtc); 535extern int i915_enable_vblank(struct drm_device *dev, int crtc);
535extern void i915_disable_vblank(struct drm_device *dev, int crtc); 536extern void i915_disable_vblank(struct drm_device *dev, int crtc);
536extern u32 i915_get_vblank_counter(struct drm_device *dev, int crtc); 537extern u32 i915_get_vblank_counter(struct drm_device *dev, int crtc);
538extern u32 gm45_get_vblank_counter(struct drm_device *dev, int crtc);
537extern int i915_vblank_swap(struct drm_device *dev, void *data, 539extern int i915_vblank_swap(struct drm_device *dev, void *data,
538 struct drm_file *file_priv); 540 struct drm_file *file_priv);
539extern void i915_enable_irq(drm_i915_private_t *dev_priv, u32 mask); 541extern void i915_enable_irq(drm_i915_private_t *dev_priv, u32 mask);
@@ -601,6 +603,7 @@ int i915_gem_init_object(struct drm_gem_object *obj);
601void i915_gem_free_object(struct drm_gem_object *obj); 603void i915_gem_free_object(struct drm_gem_object *obj);
602int i915_gem_object_pin(struct drm_gem_object *obj, uint32_t alignment); 604int i915_gem_object_pin(struct drm_gem_object *obj, uint32_t alignment);
603void i915_gem_object_unpin(struct drm_gem_object *obj); 605void i915_gem_object_unpin(struct drm_gem_object *obj);
606int i915_gem_object_unbind(struct drm_gem_object *obj);
604void i915_gem_lastclose(struct drm_device *dev); 607void i915_gem_lastclose(struct drm_device *dev);
605uint32_t i915_get_gem_seqno(struct drm_device *dev); 608uint32_t i915_get_gem_seqno(struct drm_device *dev);
606void i915_gem_retire_requests(struct drm_device *dev); 609void i915_gem_retire_requests(struct drm_device *dev);
@@ -784,6 +787,11 @@ extern int i915_wait_ring(struct drm_device * dev, int n, const char *caller);
784 IS_I945GM(dev) || IS_I965GM(dev) || IS_GM45(dev)) 787 IS_I945GM(dev) || IS_I965GM(dev) || IS_GM45(dev))
785 788
786#define I915_NEED_GFX_HWS(dev) (IS_G33(dev) || IS_GM45(dev) || IS_G4X(dev)) 789#define I915_NEED_GFX_HWS(dev) (IS_G33(dev) || IS_GM45(dev) || IS_G4X(dev))
790/* With the 945 and later, Y tiling got adjusted so that it was 32 128-byte
791 * rows, which changed the alignment requirements and fence programming.
792 */
793#define HAS_128_BYTE_Y_TILING(dev) (IS_I9XX(dev) && !(IS_I915G(dev) || \
794 IS_I915GM(dev)))
787#define SUPPORTS_INTEGRATED_HDMI(dev) (IS_G4X(dev)) 795#define SUPPORTS_INTEGRATED_HDMI(dev) (IS_G4X(dev))
788 796
789#define PRIMARY_RINGBUFFER_SIZE (128*1024) 797#define PRIMARY_RINGBUFFER_SIZE (128*1024)
diff --git a/drivers/gpu/drm/i915/i915_gem.c b/drivers/gpu/drm/i915/i915_gem.c
index debad5c04cc0..818576654092 100644
--- a/drivers/gpu/drm/i915/i915_gem.c
+++ b/drivers/gpu/drm/i915/i915_gem.c
@@ -52,7 +52,7 @@ static void i915_gem_object_free_page_list(struct drm_gem_object *obj);
52static int i915_gem_object_wait_rendering(struct drm_gem_object *obj); 52static int i915_gem_object_wait_rendering(struct drm_gem_object *obj);
53static int i915_gem_object_bind_to_gtt(struct drm_gem_object *obj, 53static int i915_gem_object_bind_to_gtt(struct drm_gem_object *obj,
54 unsigned alignment); 54 unsigned alignment);
55static void i915_gem_object_get_fence_reg(struct drm_gem_object *obj); 55static int i915_gem_object_get_fence_reg(struct drm_gem_object *obj, bool write);
56static void i915_gem_clear_fence_reg(struct drm_gem_object *obj); 56static void i915_gem_clear_fence_reg(struct drm_gem_object *obj);
57static int i915_gem_evict_something(struct drm_device *dev); 57static int i915_gem_evict_something(struct drm_device *dev);
58static int i915_gem_phys_pwrite(struct drm_device *dev, struct drm_gem_object *obj, 58static int i915_gem_phys_pwrite(struct drm_device *dev, struct drm_gem_object *obj,
@@ -567,6 +567,7 @@ int i915_gem_fault(struct vm_area_struct *vma, struct vm_fault *vmf)
567 pgoff_t page_offset; 567 pgoff_t page_offset;
568 unsigned long pfn; 568 unsigned long pfn;
569 int ret = 0; 569 int ret = 0;
570 bool write = !!(vmf->flags & FAULT_FLAG_WRITE);
570 571
571 /* We don't use vmf->pgoff since that has the fake offset */ 572 /* We don't use vmf->pgoff since that has the fake offset */
572 page_offset = ((unsigned long)vmf->virtual_address - vma->vm_start) >> 573 page_offset = ((unsigned long)vmf->virtual_address - vma->vm_start) >>
@@ -585,8 +586,13 @@ int i915_gem_fault(struct vm_area_struct *vma, struct vm_fault *vmf)
585 586
586 /* Need a new fence register? */ 587 /* Need a new fence register? */
587 if (obj_priv->fence_reg == I915_FENCE_REG_NONE && 588 if (obj_priv->fence_reg == I915_FENCE_REG_NONE &&
588 obj_priv->tiling_mode != I915_TILING_NONE) 589 obj_priv->tiling_mode != I915_TILING_NONE) {
589 i915_gem_object_get_fence_reg(obj); 590 ret = i915_gem_object_get_fence_reg(obj, write);
591 if (ret) {
592 mutex_unlock(&dev->struct_mutex);
593 return VM_FAULT_SIGBUS;
594 }
595 }
590 596
591 pfn = ((dev->agp->base + obj_priv->gtt_offset) >> PAGE_SHIFT) + 597 pfn = ((dev->agp->base + obj_priv->gtt_offset) >> PAGE_SHIFT) +
592 page_offset; 598 page_offset;
@@ -1211,7 +1217,7 @@ i915_gem_object_wait_rendering(struct drm_gem_object *obj)
1211/** 1217/**
1212 * Unbinds an object from the GTT aperture. 1218 * Unbinds an object from the GTT aperture.
1213 */ 1219 */
1214static int 1220int
1215i915_gem_object_unbind(struct drm_gem_object *obj) 1221i915_gem_object_unbind(struct drm_gem_object *obj)
1216{ 1222{
1217 struct drm_device *dev = obj->dev; 1223 struct drm_device *dev = obj->dev;
@@ -1445,21 +1451,26 @@ static void i915_write_fence_reg(struct drm_i915_fence_reg *reg)
1445 drm_i915_private_t *dev_priv = dev->dev_private; 1451 drm_i915_private_t *dev_priv = dev->dev_private;
1446 struct drm_i915_gem_object *obj_priv = obj->driver_private; 1452 struct drm_i915_gem_object *obj_priv = obj->driver_private;
1447 int regnum = obj_priv->fence_reg; 1453 int regnum = obj_priv->fence_reg;
1454 int tile_width;
1448 uint32_t val; 1455 uint32_t val;
1449 uint32_t pitch_val; 1456 uint32_t pitch_val;
1450 1457
1451 if ((obj_priv->gtt_offset & ~I915_FENCE_START_MASK) || 1458 if ((obj_priv->gtt_offset & ~I915_FENCE_START_MASK) ||
1452 (obj_priv->gtt_offset & (obj->size - 1))) { 1459 (obj_priv->gtt_offset & (obj->size - 1))) {
1453 WARN(1, "%s: object not 1M or size aligned\n", __func__); 1460 WARN(1, "%s: object 0x%08x not 1M or size (0x%zx) aligned\n",
1461 __func__, obj_priv->gtt_offset, obj->size);
1454 return; 1462 return;
1455 } 1463 }
1456 1464
1457 if (obj_priv->tiling_mode == I915_TILING_Y && (IS_I945G(dev) || 1465 if (obj_priv->tiling_mode == I915_TILING_Y &&
1458 IS_I945GM(dev) || 1466 HAS_128_BYTE_Y_TILING(dev))
1459 IS_G33(dev))) 1467 tile_width = 128;
1460 pitch_val = (obj_priv->stride / 128) - 1;
1461 else 1468 else
1462 pitch_val = (obj_priv->stride / 512) - 1; 1469 tile_width = 512;
1470
1471 /* Note: pitch better be a power of two tile widths */
1472 pitch_val = obj_priv->stride / tile_width;
1473 pitch_val = ffs(pitch_val) - 1;
1463 1474
1464 val = obj_priv->gtt_offset; 1475 val = obj_priv->gtt_offset;
1465 if (obj_priv->tiling_mode == I915_TILING_Y) 1476 if (obj_priv->tiling_mode == I915_TILING_Y)
@@ -1483,7 +1494,8 @@ static void i830_write_fence_reg(struct drm_i915_fence_reg *reg)
1483 1494
1484 if ((obj_priv->gtt_offset & ~I915_FENCE_START_MASK) || 1495 if ((obj_priv->gtt_offset & ~I915_FENCE_START_MASK) ||
1485 (obj_priv->gtt_offset & (obj->size - 1))) { 1496 (obj_priv->gtt_offset & (obj->size - 1))) {
1486 WARN(1, "%s: object not 1M or size aligned\n", __func__); 1497 WARN(1, "%s: object 0x%08x not 1M or size aligned\n",
1498 __func__, obj_priv->gtt_offset);
1487 return; 1499 return;
1488 } 1500 }
1489 1501
@@ -1503,6 +1515,7 @@ static void i830_write_fence_reg(struct drm_i915_fence_reg *reg)
1503/** 1515/**
1504 * i915_gem_object_get_fence_reg - set up a fence reg for an object 1516 * i915_gem_object_get_fence_reg - set up a fence reg for an object
1505 * @obj: object to map through a fence reg 1517 * @obj: object to map through a fence reg
1518 * @write: object is about to be written
1506 * 1519 *
1507 * When mapping objects through the GTT, userspace wants to be able to write 1520 * When mapping objects through the GTT, userspace wants to be able to write
1508 * to them without having to worry about swizzling if the object is tiled. 1521 * to them without having to worry about swizzling if the object is tiled.
@@ -1513,8 +1526,8 @@ static void i830_write_fence_reg(struct drm_i915_fence_reg *reg)
1513 * It then sets up the reg based on the object's properties: address, pitch 1526 * It then sets up the reg based on the object's properties: address, pitch
1514 * and tiling format. 1527 * and tiling format.
1515 */ 1528 */
1516static void 1529static int
1517i915_gem_object_get_fence_reg(struct drm_gem_object *obj) 1530i915_gem_object_get_fence_reg(struct drm_gem_object *obj, bool write)
1518{ 1531{
1519 struct drm_device *dev = obj->dev; 1532 struct drm_device *dev = obj->dev;
1520 struct drm_i915_private *dev_priv = dev->dev_private; 1533 struct drm_i915_private *dev_priv = dev->dev_private;
@@ -1527,12 +1540,18 @@ i915_gem_object_get_fence_reg(struct drm_gem_object *obj)
1527 WARN(1, "allocating a fence for non-tiled object?\n"); 1540 WARN(1, "allocating a fence for non-tiled object?\n");
1528 break; 1541 break;
1529 case I915_TILING_X: 1542 case I915_TILING_X:
1530 WARN(obj_priv->stride & (512 - 1), 1543 if (!obj_priv->stride)
1531 "object is X tiled but has non-512B pitch\n"); 1544 return -EINVAL;
1545 WARN((obj_priv->stride & (512 - 1)),
1546 "object 0x%08x is X tiled but has non-512B pitch\n",
1547 obj_priv->gtt_offset);
1532 break; 1548 break;
1533 case I915_TILING_Y: 1549 case I915_TILING_Y:
1534 WARN(obj_priv->stride & (128 - 1), 1550 if (!obj_priv->stride)
1535 "object is Y tiled but has non-128B pitch\n"); 1551 return -EINVAL;
1552 WARN((obj_priv->stride & (128 - 1)),
1553 "object 0x%08x is Y tiled but has non-128B pitch\n",
1554 obj_priv->gtt_offset);
1536 break; 1555 break;
1537 } 1556 }
1538 1557
@@ -1563,10 +1582,11 @@ try_again:
1563 * objects to finish before trying again. 1582 * objects to finish before trying again.
1564 */ 1583 */
1565 if (i == dev_priv->num_fence_regs) { 1584 if (i == dev_priv->num_fence_regs) {
1566 ret = i915_gem_object_wait_rendering(reg->obj); 1585 ret = i915_gem_object_set_to_gtt_domain(reg->obj, 0);
1567 if (ret) { 1586 if (ret) {
1568 WARN(ret, "wait_rendering failed: %d\n", ret); 1587 WARN(ret != -ERESTARTSYS,
1569 return; 1588 "switch to GTT domain failed: %d\n", ret);
1589 return ret;
1570 } 1590 }
1571 goto try_again; 1591 goto try_again;
1572 } 1592 }
@@ -1591,6 +1611,8 @@ try_again:
1591 i915_write_fence_reg(reg); 1611 i915_write_fence_reg(reg);
1592 else 1612 else
1593 i830_write_fence_reg(reg); 1613 i830_write_fence_reg(reg);
1614
1615 return 0;
1594} 1616}
1595 1617
1596/** 1618/**
@@ -1631,7 +1653,7 @@ i915_gem_object_bind_to_gtt(struct drm_gem_object *obj, unsigned alignment)
1631 if (dev_priv->mm.suspended) 1653 if (dev_priv->mm.suspended)
1632 return -EBUSY; 1654 return -EBUSY;
1633 if (alignment == 0) 1655 if (alignment == 0)
1634 alignment = PAGE_SIZE; 1656 alignment = i915_gem_get_gtt_alignment(obj);
1635 if (alignment & (PAGE_SIZE - 1)) { 1657 if (alignment & (PAGE_SIZE - 1)) {
1636 DRM_ERROR("Invalid object alignment requested %u\n", alignment); 1658 DRM_ERROR("Invalid object alignment requested %u\n", alignment);
1637 return -EINVAL; 1659 return -EINVAL;
@@ -2652,6 +2674,14 @@ i915_gem_object_pin(struct drm_gem_object *obj, uint32_t alignment)
2652 DRM_ERROR("Failure to bind: %d", ret); 2674 DRM_ERROR("Failure to bind: %d", ret);
2653 return ret; 2675 return ret;
2654 } 2676 }
2677 /*
2678 * Pre-965 chips need a fence register set up in order to
2679 * properly handle tiled surfaces.
2680 */
2681 if (!IS_I965G(dev) &&
2682 obj_priv->fence_reg == I915_FENCE_REG_NONE &&
2683 obj_priv->tiling_mode != I915_TILING_NONE)
2684 i915_gem_object_get_fence_reg(obj, true);
2655 } 2685 }
2656 obj_priv->pin_count++; 2686 obj_priv->pin_count++;
2657 2687
@@ -3229,10 +3259,6 @@ i915_gem_entervt_ioctl(struct drm_device *dev, void *data,
3229 dev_priv->mm.wedged = 0; 3259 dev_priv->mm.wedged = 0;
3230 } 3260 }
3231 3261
3232 dev_priv->mm.gtt_mapping = io_mapping_create_wc(dev->agp->base,
3233 dev->agp->agp_info.aper_size
3234 * 1024 * 1024);
3235
3236 mutex_lock(&dev->struct_mutex); 3262 mutex_lock(&dev->struct_mutex);
3237 dev_priv->mm.suspended = 0; 3263 dev_priv->mm.suspended = 0;
3238 3264
@@ -3255,7 +3281,6 @@ int
3255i915_gem_leavevt_ioctl(struct drm_device *dev, void *data, 3281i915_gem_leavevt_ioctl(struct drm_device *dev, void *data,
3256 struct drm_file *file_priv) 3282 struct drm_file *file_priv)
3257{ 3283{
3258 drm_i915_private_t *dev_priv = dev->dev_private;
3259 int ret; 3284 int ret;
3260 3285
3261 if (drm_core_check_feature(dev, DRIVER_MODESET)) 3286 if (drm_core_check_feature(dev, DRIVER_MODESET))
@@ -3264,7 +3289,6 @@ i915_gem_leavevt_ioctl(struct drm_device *dev, void *data,
3264 ret = i915_gem_idle(dev); 3289 ret = i915_gem_idle(dev);
3265 drm_irq_uninstall(dev); 3290 drm_irq_uninstall(dev);
3266 3291
3267 io_mapping_free(dev_priv->mm.gtt_mapping);
3268 return ret; 3292 return ret;
3269} 3293}
3270 3294
@@ -3273,6 +3297,9 @@ i915_gem_lastclose(struct drm_device *dev)
3273{ 3297{
3274 int ret; 3298 int ret;
3275 3299
3300 if (drm_core_check_feature(dev, DRIVER_MODESET))
3301 return;
3302
3276 ret = i915_gem_idle(dev); 3303 ret = i915_gem_idle(dev);
3277 if (ret) 3304 if (ret)
3278 DRM_ERROR("failed to idle hardware: %d\n", ret); 3305 DRM_ERROR("failed to idle hardware: %d\n", ret);
@@ -3294,7 +3321,7 @@ i915_gem_load(struct drm_device *dev)
3294 /* Old X drivers will take 0-2 for front, back, depth buffers */ 3321 /* Old X drivers will take 0-2 for front, back, depth buffers */
3295 dev_priv->fence_reg_start = 3; 3322 dev_priv->fence_reg_start = 3;
3296 3323
3297 if (IS_I965G(dev)) 3324 if (IS_I965G(dev) || IS_I945G(dev) || IS_I945GM(dev) || IS_G33(dev))
3298 dev_priv->num_fence_regs = 16; 3325 dev_priv->num_fence_regs = 16;
3299 else 3326 else
3300 dev_priv->num_fence_regs = 8; 3327 dev_priv->num_fence_regs = 8;
diff --git a/drivers/gpu/drm/i915/i915_gem_tiling.c b/drivers/gpu/drm/i915/i915_gem_tiling.c
index 241f39b7f460..fa1685cba840 100644
--- a/drivers/gpu/drm/i915/i915_gem_tiling.c
+++ b/drivers/gpu/drm/i915/i915_gem_tiling.c
@@ -173,6 +173,73 @@ i915_gem_detect_bit_6_swizzle(struct drm_device *dev)
173 dev_priv->mm.bit_6_swizzle_y = swizzle_y; 173 dev_priv->mm.bit_6_swizzle_y = swizzle_y;
174} 174}
175 175
176
177/**
178 * Returns the size of the fence for a tiled object of the given size.
179 */
180static int
181i915_get_fence_size(struct drm_device *dev, int size)
182{
183 int i;
184 int start;
185
186 if (IS_I965G(dev)) {
187 /* The 965 can have fences at any page boundary. */
188 return ALIGN(size, 4096);
189 } else {
190 /* Align the size to a power of two greater than the smallest
191 * fence size.
192 */
193 if (IS_I9XX(dev))
194 start = 1024 * 1024;
195 else
196 start = 512 * 1024;
197
198 for (i = start; i < size; i <<= 1)
199 ;
200
201 return i;
202 }
203}
204
205/* Check pitch constriants for all chips & tiling formats */
206static bool
207i915_tiling_ok(struct drm_device *dev, int stride, int size, int tiling_mode)
208{
209 int tile_width;
210
211 /* Linear is always fine */
212 if (tiling_mode == I915_TILING_NONE)
213 return true;
214
215 if (tiling_mode == I915_TILING_Y && HAS_128_BYTE_Y_TILING(dev))
216 tile_width = 128;
217 else
218 tile_width = 512;
219
220 /* 965+ just needs multiples of tile width */
221 if (IS_I965G(dev)) {
222 if (stride & (tile_width - 1))
223 return false;
224 return true;
225 }
226
227 /* Pre-965 needs power of two tile widths */
228 if (stride < tile_width)
229 return false;
230
231 if (stride & (stride - 1))
232 return false;
233
234 /* We don't handle the aperture area covered by the fence being bigger
235 * than the object size.
236 */
237 if (i915_get_fence_size(dev, size) != size)
238 return false;
239
240 return true;
241}
242
176/** 243/**
177 * Sets the tiling mode of an object, returning the required swizzling of 244 * Sets the tiling mode of an object, returning the required swizzling of
178 * bit 6 of addresses in the object. 245 * bit 6 of addresses in the object.
@@ -191,6 +258,11 @@ i915_gem_set_tiling(struct drm_device *dev, void *data,
191 return -EINVAL; 258 return -EINVAL;
192 obj_priv = obj->driver_private; 259 obj_priv = obj->driver_private;
193 260
261 if (!i915_tiling_ok(dev, args->stride, obj->size, args->tiling_mode)) {
262 drm_gem_object_unreference(obj);
263 return -EINVAL;
264 }
265
194 mutex_lock(&dev->struct_mutex); 266 mutex_lock(&dev->struct_mutex);
195 267
196 if (args->tiling_mode == I915_TILING_NONE) { 268 if (args->tiling_mode == I915_TILING_NONE) {
@@ -207,7 +279,24 @@ i915_gem_set_tiling(struct drm_device *dev, void *data,
207 args->swizzle_mode = I915_BIT_6_SWIZZLE_NONE; 279 args->swizzle_mode = I915_BIT_6_SWIZZLE_NONE;
208 } 280 }
209 } 281 }
210 obj_priv->tiling_mode = args->tiling_mode; 282 if (args->tiling_mode != obj_priv->tiling_mode) {
283 int ret;
284
285 /* Unbind the object, as switching tiling means we're
286 * switching the cache organization due to fencing, probably.
287 */
288 ret = i915_gem_object_unbind(obj);
289 if (ret != 0) {
290 WARN(ret != -ERESTARTSYS,
291 "failed to unbind object for tiling switch");
292 args->tiling_mode = obj_priv->tiling_mode;
293 mutex_unlock(&dev->struct_mutex);
294 drm_gem_object_unreference(obj);
295
296 return ret;
297 }
298 obj_priv->tiling_mode = args->tiling_mode;
299 }
211 obj_priv->stride = args->stride; 300 obj_priv->stride = args->stride;
212 301
213 mutex_unlock(&dev->struct_mutex); 302 mutex_unlock(&dev->struct_mutex);
diff --git a/drivers/gpu/drm/i915/i915_irq.c b/drivers/gpu/drm/i915/i915_irq.c
index 6290219de6c8..548ff2c66431 100644
--- a/drivers/gpu/drm/i915/i915_irq.c
+++ b/drivers/gpu/drm/i915/i915_irq.c
@@ -174,6 +174,19 @@ u32 i915_get_vblank_counter(struct drm_device *dev, int pipe)
174 return count; 174 return count;
175} 175}
176 176
177u32 gm45_get_vblank_counter(struct drm_device *dev, int pipe)
178{
179 drm_i915_private_t *dev_priv = (drm_i915_private_t *) dev->dev_private;
180 int reg = pipe ? PIPEB_FRMCOUNT_GM45 : PIPEA_FRMCOUNT_GM45;
181
182 if (!i915_pipe_enabled(dev, pipe)) {
183 DRM_ERROR("trying to get vblank count for disabled pipe %d\n", pipe);
184 return 0;
185 }
186
187 return I915_READ(reg);
188}
189
177irqreturn_t i915_driver_irq_handler(DRM_IRQ_ARGS) 190irqreturn_t i915_driver_irq_handler(DRM_IRQ_ARGS)
178{ 191{
179 struct drm_device *dev = (struct drm_device *) arg; 192 struct drm_device *dev = (struct drm_device *) arg;
diff --git a/drivers/gpu/drm/i915/i915_reg.h b/drivers/gpu/drm/i915/i915_reg.h
index 273162579e1b..9d6539a868b3 100644
--- a/drivers/gpu/drm/i915/i915_reg.h
+++ b/drivers/gpu/drm/i915/i915_reg.h
@@ -186,12 +186,12 @@
186#define FENCE_REG_830_0 0x2000 186#define FENCE_REG_830_0 0x2000
187#define I830_FENCE_START_MASK 0x07f80000 187#define I830_FENCE_START_MASK 0x07f80000
188#define I830_FENCE_TILING_Y_SHIFT 12 188#define I830_FENCE_TILING_Y_SHIFT 12
189#define I830_FENCE_SIZE_BITS(size) ((get_order(size >> 19) - 1) << 8) 189#define I830_FENCE_SIZE_BITS(size) ((ffs((size) >> 19) - 1) << 8)
190#define I830_FENCE_PITCH_SHIFT 4 190#define I830_FENCE_PITCH_SHIFT 4
191#define I830_FENCE_REG_VALID (1<<0) 191#define I830_FENCE_REG_VALID (1<<0)
192 192
193#define I915_FENCE_START_MASK 0x0ff00000 193#define I915_FENCE_START_MASK 0x0ff00000
194#define I915_FENCE_SIZE_BITS(size) ((get_order(size >> 20) - 1) << 8) 194#define I915_FENCE_SIZE_BITS(size) ((ffs((size) >> 20) - 1) << 8)
195 195
196#define FENCE_REG_965_0 0x03000 196#define FENCE_REG_965_0 0x03000
197#define I965_FENCE_PITCH_SHIFT 2 197#define I965_FENCE_PITCH_SHIFT 2
@@ -1371,6 +1371,9 @@
1371#define PIPE_FRAME_LOW_SHIFT 24 1371#define PIPE_FRAME_LOW_SHIFT 24
1372#define PIPE_PIXEL_MASK 0x00ffffff 1372#define PIPE_PIXEL_MASK 0x00ffffff
1373#define PIPE_PIXEL_SHIFT 0 1373#define PIPE_PIXEL_SHIFT 0
1374/* GM45+ just has to be different */
1375#define PIPEA_FRMCOUNT_GM45 0x70040
1376#define PIPEA_FLIPCOUNT_GM45 0x70044
1374 1377
1375/* Cursor A & B regs */ 1378/* Cursor A & B regs */
1376#define CURACNTR 0x70080 1379#define CURACNTR 0x70080
@@ -1439,6 +1442,9 @@
1439#define PIPEBSTAT 0x71024 1442#define PIPEBSTAT 0x71024
1440#define PIPEBFRAMEHIGH 0x71040 1443#define PIPEBFRAMEHIGH 0x71040
1441#define PIPEBFRAMEPIXEL 0x71044 1444#define PIPEBFRAMEPIXEL 0x71044
1445#define PIPEB_FRMCOUNT_GM45 0x71040
1446#define PIPEB_FLIPCOUNT_GM45 0x71044
1447
1442 1448
1443/* Display B control */ 1449/* Display B control */
1444#define DSPBCNTR 0x71180 1450#define DSPBCNTR 0x71180
diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c
index 31c3732b7a69..bbdd72909a11 100644
--- a/drivers/gpu/drm/i915/intel_display.c
+++ b/drivers/gpu/drm/i915/intel_display.c
@@ -755,6 +755,8 @@ static void intel_crtc_mode_set(struct drm_crtc *crtc,
755 case INTEL_OUTPUT_SDVO: 755 case INTEL_OUTPUT_SDVO:
756 case INTEL_OUTPUT_HDMI: 756 case INTEL_OUTPUT_HDMI:
757 is_sdvo = true; 757 is_sdvo = true;
758 if (intel_output->needs_tv_clock)
759 is_tv = true;
758 break; 760 break;
759 case INTEL_OUTPUT_DVO: 761 case INTEL_OUTPUT_DVO:
760 is_dvo = true; 762 is_dvo = true;
@@ -1452,6 +1454,7 @@ static int intel_connector_clones(struct drm_device *dev, int type_mask)
1452 1454
1453static void intel_setup_outputs(struct drm_device *dev) 1455static void intel_setup_outputs(struct drm_device *dev)
1454{ 1456{
1457 struct drm_i915_private *dev_priv = dev->dev_private;
1455 struct drm_connector *connector; 1458 struct drm_connector *connector;
1456 1459
1457 intel_crt_init(dev); 1460 intel_crt_init(dev);
@@ -1463,13 +1466,16 @@ static void intel_setup_outputs(struct drm_device *dev)
1463 if (IS_I9XX(dev)) { 1466 if (IS_I9XX(dev)) {
1464 int found; 1467 int found;
1465 1468
1466 found = intel_sdvo_init(dev, SDVOB); 1469 if (I915_READ(SDVOB) & SDVO_DETECTED) {
1467 if (!found && SUPPORTS_INTEGRATED_HDMI(dev)) 1470 found = intel_sdvo_init(dev, SDVOB);
1468 intel_hdmi_init(dev, SDVOB); 1471 if (!found && SUPPORTS_INTEGRATED_HDMI(dev))
1469 1472 intel_hdmi_init(dev, SDVOB);
1470 found = intel_sdvo_init(dev, SDVOC); 1473 }
1471 if (!found && SUPPORTS_INTEGRATED_HDMI(dev)) 1474 if (!IS_G4X(dev) || (I915_READ(SDVOB) & SDVO_DETECTED)) {
1472 intel_hdmi_init(dev, SDVOC); 1475 found = intel_sdvo_init(dev, SDVOC);
1476 if (!found && SUPPORTS_INTEGRATED_HDMI(dev))
1477 intel_hdmi_init(dev, SDVOC);
1478 }
1473 } else 1479 } else
1474 intel_dvo_init(dev); 1480 intel_dvo_init(dev);
1475 1481
diff --git a/drivers/gpu/drm/i915/intel_drv.h b/drivers/gpu/drm/i915/intel_drv.h
index 8a4cc50c5b4e..957daef8edff 100644
--- a/drivers/gpu/drm/i915/intel_drv.h
+++ b/drivers/gpu/drm/i915/intel_drv.h
@@ -82,6 +82,7 @@ struct intel_output {
82 struct intel_i2c_chan *i2c_bus; /* for control functions */ 82 struct intel_i2c_chan *i2c_bus; /* for control functions */
83 struct intel_i2c_chan *ddc_bus; /* for DDC only stuff */ 83 struct intel_i2c_chan *ddc_bus; /* for DDC only stuff */
84 bool load_detect_temp; 84 bool load_detect_temp;
85 bool needs_tv_clock;
85 void *dev_priv; 86 void *dev_priv;
86}; 87};
87 88
diff --git a/drivers/gpu/drm/i915/intel_lvds.c b/drivers/gpu/drm/i915/intel_lvds.c
index b36a5214d8df..6d4f91265354 100644
--- a/drivers/gpu/drm/i915/intel_lvds.c
+++ b/drivers/gpu/drm/i915/intel_lvds.c
@@ -27,6 +27,7 @@
27 * Jesse Barnes <jesse.barnes@intel.com> 27 * Jesse Barnes <jesse.barnes@intel.com>
28 */ 28 */
29 29
30#include <linux/dmi.h>
30#include <linux/i2c.h> 31#include <linux/i2c.h>
31#include "drmP.h" 32#include "drmP.h"
32#include "drm.h" 33#include "drm.h"
@@ -311,10 +312,8 @@ static int intel_lvds_get_modes(struct drm_connector *connector)
311 if (dev_priv->panel_fixed_mode != NULL) { 312 if (dev_priv->panel_fixed_mode != NULL) {
312 struct drm_display_mode *mode; 313 struct drm_display_mode *mode;
313 314
314 mutex_lock(&dev->mode_config.mutex);
315 mode = drm_mode_duplicate(dev, dev_priv->panel_fixed_mode); 315 mode = drm_mode_duplicate(dev, dev_priv->panel_fixed_mode);
316 drm_mode_probed_add(connector, mode); 316 drm_mode_probed_add(connector, mode);
317 mutex_unlock(&dev->mode_config.mutex);
318 317
319 return 1; 318 return 1;
320 } 319 }
@@ -405,6 +404,16 @@ void intel_lvds_init(struct drm_device *dev)
405 u32 lvds; 404 u32 lvds;
406 int pipe; 405 int pipe;
407 406
407 /* Blacklist machines that we know falsely report LVDS. */
408 /* FIXME: add a check for the Aopen Mini PC */
409
410 /* Apple Mac Mini Core Duo and Mac Mini Core 2 Duo */
411 if(dmi_match(DMI_PRODUCT_NAME, "Macmini1,1") ||
412 dmi_match(DMI_PRODUCT_NAME, "Macmini2,1")) {
413 DRM_DEBUG("Skipping LVDS initialization for Apple Mac Mini\n");
414 return;
415 }
416
408 intel_output = kzalloc(sizeof(struct intel_output), GFP_KERNEL); 417 intel_output = kzalloc(sizeof(struct intel_output), GFP_KERNEL);
409 if (!intel_output) { 418 if (!intel_output) {
410 return; 419 return;
@@ -458,7 +467,7 @@ void intel_lvds_init(struct drm_device *dev)
458 dev_priv->panel_fixed_mode = 467 dev_priv->panel_fixed_mode =
459 drm_mode_duplicate(dev, scan); 468 drm_mode_duplicate(dev, scan);
460 mutex_unlock(&dev->mode_config.mutex); 469 mutex_unlock(&dev->mode_config.mutex);
461 goto out; /* FIXME: check for quirks */ 470 goto out;
462 } 471 }
463 mutex_unlock(&dev->mode_config.mutex); 472 mutex_unlock(&dev->mode_config.mutex);
464 } 473 }
@@ -492,7 +501,7 @@ void intel_lvds_init(struct drm_device *dev)
492 if (dev_priv->panel_fixed_mode) { 501 if (dev_priv->panel_fixed_mode) {
493 dev_priv->panel_fixed_mode->type |= 502 dev_priv->panel_fixed_mode->type |=
494 DRM_MODE_TYPE_PREFERRED; 503 DRM_MODE_TYPE_PREFERRED;
495 goto out; /* FIXME: check for quirks */ 504 goto out;
496 } 505 }
497 } 506 }
498 507
@@ -500,38 +509,6 @@ void intel_lvds_init(struct drm_device *dev)
500 if (!dev_priv->panel_fixed_mode) 509 if (!dev_priv->panel_fixed_mode)
501 goto failed; 510 goto failed;
502 511
503 /* FIXME: detect aopen & mac mini type stuff automatically? */
504 /*
505 * Blacklist machines with BIOSes that list an LVDS panel without
506 * actually having one.
507 */
508 if (IS_I945GM(dev)) {
509 /* aopen mini pc */
510 if (dev->pdev->subsystem_vendor == 0xa0a0)
511 goto failed;
512
513 if ((dev->pdev->subsystem_vendor == 0x8086) &&
514 (dev->pdev->subsystem_device == 0x7270)) {
515 /* It's a Mac Mini or Macbook Pro.
516 *
517 * Apple hardware is out to get us. The macbook pro
518 * has a real LVDS panel, but the mac mini does not,
519 * and they have the same device IDs. We'll
520 * distinguish by panel size, on the assumption
521 * that Apple isn't about to make any machines with an
522 * 800x600 display.
523 */
524
525 if (dev_priv->panel_fixed_mode != NULL &&
526 dev_priv->panel_fixed_mode->hdisplay == 800 &&
527 dev_priv->panel_fixed_mode->vdisplay == 600) {
528 DRM_DEBUG("Suspected Mac Mini, ignoring the LVDS\n");
529 goto failed;
530 }
531 }
532 }
533
534
535out: 512out:
536 drm_sysfs_connector_add(connector); 513 drm_sysfs_connector_add(connector);
537 return; 514 return;
diff --git a/drivers/gpu/drm/i915/intel_sdvo.c b/drivers/gpu/drm/i915/intel_sdvo.c
index 407215469102..a30508b639ba 100644
--- a/drivers/gpu/drm/i915/intel_sdvo.c
+++ b/drivers/gpu/drm/i915/intel_sdvo.c
@@ -40,13 +40,59 @@
40struct intel_sdvo_priv { 40struct intel_sdvo_priv {
41 struct intel_i2c_chan *i2c_bus; 41 struct intel_i2c_chan *i2c_bus;
42 int slaveaddr; 42 int slaveaddr;
43
44 /* Register for the SDVO device: SDVOB or SDVOC */
43 int output_device; 45 int output_device;
44 46
45 u16 active_outputs; 47 /* Active outputs controlled by this SDVO output */
48 uint16_t controlled_output;
46 49
50 /*
51 * Capabilities of the SDVO device returned by
52 * i830_sdvo_get_capabilities()
53 */
47 struct intel_sdvo_caps caps; 54 struct intel_sdvo_caps caps;
55
56 /* Pixel clock limitations reported by the SDVO device, in kHz */
48 int pixel_clock_min, pixel_clock_max; 57 int pixel_clock_min, pixel_clock_max;
49 58
59 /**
60 * This is set if we're going to treat the device as TV-out.
61 *
62 * While we have these nice friendly flags for output types that ought
63 * to decide this for us, the S-Video output on our HDMI+S-Video card
64 * shows up as RGB1 (VGA).
65 */
66 bool is_tv;
67
68 /**
69 * This is set if we treat the device as HDMI, instead of DVI.
70 */
71 bool is_hdmi;
72
73 /**
74 * Returned SDTV resolutions allowed for the current format, if the
75 * device reported it.
76 */
77 struct intel_sdvo_sdtv_resolution_reply sdtv_resolutions;
78
79 /**
80 * Current selected TV format.
81 *
82 * This is stored in the same structure that's passed to the device, for
83 * convenience.
84 */
85 struct intel_sdvo_tv_format tv_format;
86
87 /*
88 * supported encoding mode, used to determine whether HDMI is
89 * supported
90 */
91 struct intel_sdvo_encode encode;
92
93 /* DDC bus used by this SDVO output */
94 uint8_t ddc_bus;
95
50 int save_sdvo_mult; 96 int save_sdvo_mult;
51 u16 save_active_outputs; 97 u16 save_active_outputs;
52 struct intel_sdvo_dtd save_input_dtd_1, save_input_dtd_2; 98 struct intel_sdvo_dtd save_input_dtd_1, save_input_dtd_2;
@@ -148,8 +194,8 @@ static bool intel_sdvo_write_byte(struct intel_output *intel_output, int addr,
148#define SDVO_CMD_NAME_ENTRY(cmd) {cmd, #cmd} 194#define SDVO_CMD_NAME_ENTRY(cmd) {cmd, #cmd}
149/** Mapping of command numbers to names, for debug output */ 195/** Mapping of command numbers to names, for debug output */
150const static struct _sdvo_cmd_name { 196const static struct _sdvo_cmd_name {
151 u8 cmd; 197 u8 cmd;
152 char *name; 198 char *name;
153} sdvo_cmd_names[] = { 199} sdvo_cmd_names[] = {
154 SDVO_CMD_NAME_ENTRY(SDVO_CMD_RESET), 200 SDVO_CMD_NAME_ENTRY(SDVO_CMD_RESET),
155 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_DEVICE_CAPS), 201 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_DEVICE_CAPS),
@@ -186,8 +232,35 @@ const static struct _sdvo_cmd_name {
186 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_SUPPORTED_TV_FORMATS), 232 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_SUPPORTED_TV_FORMATS),
187 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_TV_FORMAT), 233 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_TV_FORMAT),
188 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_TV_FORMAT), 234 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_TV_FORMAT),
189 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_TV_RESOLUTION_SUPPORT), 235 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_SUPPORTED_POWER_STATES),
236 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_POWER_STATE),
237 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_ENCODER_POWER_STATE),
238 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_DISPLAY_POWER_STATE),
190 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_CONTROL_BUS_SWITCH), 239 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_CONTROL_BUS_SWITCH),
240 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_SDTV_RESOLUTION_SUPPORT),
241 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_SCALED_HDTV_RESOLUTION_SUPPORT),
242 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_SUPPORTED_ENHANCEMENTS),
243 /* HDMI op code */
244 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_SUPP_ENCODE),
245 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_ENCODE),
246 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_ENCODE),
247 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_PIXEL_REPLI),
248 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_PIXEL_REPLI),
249 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_COLORIMETRY_CAP),
250 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_COLORIMETRY),
251 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_COLORIMETRY),
252 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_AUDIO_ENCRYPT_PREFER),
253 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_AUDIO_STAT),
254 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_AUDIO_STAT),
255 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_HBUF_INDEX),
256 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_HBUF_INDEX),
257 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_HBUF_INFO),
258 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_HBUF_AV_SPLIT),
259 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_HBUF_AV_SPLIT),
260 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_HBUF_TXRATE),
261 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_HBUF_TXRATE),
262 SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_HBUF_DATA),
263 SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_HBUF_DATA),
191}; 264};
192 265
193#define SDVO_NAME(dev_priv) ((dev_priv)->output_device == SDVOB ? "SDVOB" : "SDVOC") 266#define SDVO_NAME(dev_priv) ((dev_priv)->output_device == SDVOB ? "SDVOB" : "SDVOC")
@@ -506,6 +579,50 @@ static bool intel_sdvo_set_output_timing(struct intel_output *intel_output,
506 SDVO_CMD_SET_OUTPUT_TIMINGS_PART1, dtd); 579 SDVO_CMD_SET_OUTPUT_TIMINGS_PART1, dtd);
507} 580}
508 581
582static bool
583intel_sdvo_create_preferred_input_timing(struct intel_output *output,
584 uint16_t clock,
585 uint16_t width,
586 uint16_t height)
587{
588 struct intel_sdvo_preferred_input_timing_args args;
589 uint8_t status;
590
591 args.clock = clock;
592 args.width = width;
593 args.height = height;
594 intel_sdvo_write_cmd(output, SDVO_CMD_CREATE_PREFERRED_INPUT_TIMING,
595 &args, sizeof(args));
596 status = intel_sdvo_read_response(output, NULL, 0);
597 if (status != SDVO_CMD_STATUS_SUCCESS)
598 return false;
599
600 return true;
601}
602
603static bool intel_sdvo_get_preferred_input_timing(struct intel_output *output,
604 struct intel_sdvo_dtd *dtd)
605{
606 bool status;
607
608 intel_sdvo_write_cmd(output, SDVO_CMD_GET_PREFERRED_INPUT_TIMING_PART1,
609 NULL, 0);
610
611 status = intel_sdvo_read_response(output, &dtd->part1,
612 sizeof(dtd->part1));
613 if (status != SDVO_CMD_STATUS_SUCCESS)
614 return false;
615
616 intel_sdvo_write_cmd(output, SDVO_CMD_GET_PREFERRED_INPUT_TIMING_PART2,
617 NULL, 0);
618
619 status = intel_sdvo_read_response(output, &dtd->part2,
620 sizeof(dtd->part2));
621 if (status != SDVO_CMD_STATUS_SUCCESS)
622 return false;
623
624 return false;
625}
509 626
510static int intel_sdvo_get_clock_rate_mult(struct intel_output *intel_output) 627static int intel_sdvo_get_clock_rate_mult(struct intel_output *intel_output)
511{ 628{
@@ -536,36 +653,12 @@ static bool intel_sdvo_set_clock_rate_mult(struct intel_output *intel_output, u8
536 return true; 653 return true;
537} 654}
538 655
539static bool intel_sdvo_mode_fixup(struct drm_encoder *encoder, 656static void intel_sdvo_get_dtd_from_mode(struct intel_sdvo_dtd *dtd,
540 struct drm_display_mode *mode, 657 struct drm_display_mode *mode)
541 struct drm_display_mode *adjusted_mode)
542{
543 /* Make the CRTC code factor in the SDVO pixel multiplier. The SDVO
544 * device will be told of the multiplier during mode_set.
545 */
546 adjusted_mode->clock *= intel_sdvo_get_pixel_multiplier(mode);
547 return true;
548}
549
550static void intel_sdvo_mode_set(struct drm_encoder *encoder,
551 struct drm_display_mode *mode,
552 struct drm_display_mode *adjusted_mode)
553{ 658{
554 struct drm_device *dev = encoder->dev; 659 uint16_t width, height;
555 struct drm_i915_private *dev_priv = dev->dev_private; 660 uint16_t h_blank_len, h_sync_len, v_blank_len, v_sync_len;
556 struct drm_crtc *crtc = encoder->crtc; 661 uint16_t h_sync_offset, v_sync_offset;
557 struct intel_crtc *intel_crtc = to_intel_crtc(crtc);
558 struct intel_output *intel_output = enc_to_intel_output(encoder);
559 struct intel_sdvo_priv *sdvo_priv = intel_output->dev_priv;
560 u16 width, height;
561 u16 h_blank_len, h_sync_len, v_blank_len, v_sync_len;
562 u16 h_sync_offset, v_sync_offset;
563 u32 sdvox;
564 struct intel_sdvo_dtd output_dtd;
565 int sdvo_pixel_multiply;
566
567 if (!mode)
568 return;
569 662
570 width = mode->crtc_hdisplay; 663 width = mode->crtc_hdisplay;
571 height = mode->crtc_vdisplay; 664 height = mode->crtc_vdisplay;
@@ -580,93 +673,423 @@ static void intel_sdvo_mode_set(struct drm_encoder *encoder,
580 h_sync_offset = mode->crtc_hsync_start - mode->crtc_hblank_start; 673 h_sync_offset = mode->crtc_hsync_start - mode->crtc_hblank_start;
581 v_sync_offset = mode->crtc_vsync_start - mode->crtc_vblank_start; 674 v_sync_offset = mode->crtc_vsync_start - mode->crtc_vblank_start;
582 675
583 output_dtd.part1.clock = mode->clock / 10; 676 dtd->part1.clock = mode->clock / 10;
584 output_dtd.part1.h_active = width & 0xff; 677 dtd->part1.h_active = width & 0xff;
585 output_dtd.part1.h_blank = h_blank_len & 0xff; 678 dtd->part1.h_blank = h_blank_len & 0xff;
586 output_dtd.part1.h_high = (((width >> 8) & 0xf) << 4) | 679 dtd->part1.h_high = (((width >> 8) & 0xf) << 4) |
587 ((h_blank_len >> 8) & 0xf); 680 ((h_blank_len >> 8) & 0xf);
588 output_dtd.part1.v_active = height & 0xff; 681 dtd->part1.v_active = height & 0xff;
589 output_dtd.part1.v_blank = v_blank_len & 0xff; 682 dtd->part1.v_blank = v_blank_len & 0xff;
590 output_dtd.part1.v_high = (((height >> 8) & 0xf) << 4) | 683 dtd->part1.v_high = (((height >> 8) & 0xf) << 4) |
591 ((v_blank_len >> 8) & 0xf); 684 ((v_blank_len >> 8) & 0xf);
592 685
593 output_dtd.part2.h_sync_off = h_sync_offset; 686 dtd->part2.h_sync_off = h_sync_offset;
594 output_dtd.part2.h_sync_width = h_sync_len & 0xff; 687 dtd->part2.h_sync_width = h_sync_len & 0xff;
595 output_dtd.part2.v_sync_off_width = (v_sync_offset & 0xf) << 4 | 688 dtd->part2.v_sync_off_width = (v_sync_offset & 0xf) << 4 |
596 (v_sync_len & 0xf); 689 (v_sync_len & 0xf);
597 output_dtd.part2.sync_off_width_high = ((h_sync_offset & 0x300) >> 2) | 690 dtd->part2.sync_off_width_high = ((h_sync_offset & 0x300) >> 2) |
598 ((h_sync_len & 0x300) >> 4) | ((v_sync_offset & 0x30) >> 2) | 691 ((h_sync_len & 0x300) >> 4) | ((v_sync_offset & 0x30) >> 2) |
599 ((v_sync_len & 0x30) >> 4); 692 ((v_sync_len & 0x30) >> 4);
600 693
601 output_dtd.part2.dtd_flags = 0x18; 694 dtd->part2.dtd_flags = 0x18;
602 if (mode->flags & DRM_MODE_FLAG_PHSYNC) 695 if (mode->flags & DRM_MODE_FLAG_PHSYNC)
603 output_dtd.part2.dtd_flags |= 0x2; 696 dtd->part2.dtd_flags |= 0x2;
604 if (mode->flags & DRM_MODE_FLAG_PVSYNC) 697 if (mode->flags & DRM_MODE_FLAG_PVSYNC)
605 output_dtd.part2.dtd_flags |= 0x4; 698 dtd->part2.dtd_flags |= 0x4;
699
700 dtd->part2.sdvo_flags = 0;
701 dtd->part2.v_sync_off_high = v_sync_offset & 0xc0;
702 dtd->part2.reserved = 0;
703}
704
705static void intel_sdvo_get_mode_from_dtd(struct drm_display_mode * mode,
706 struct intel_sdvo_dtd *dtd)
707{
708 uint16_t width, height;
709 uint16_t h_blank_len, h_sync_len, v_blank_len, v_sync_len;
710 uint16_t h_sync_offset, v_sync_offset;
711
712 width = mode->crtc_hdisplay;
713 height = mode->crtc_vdisplay;
714
715 /* do some mode translations */
716 h_blank_len = mode->crtc_hblank_end - mode->crtc_hblank_start;
717 h_sync_len = mode->crtc_hsync_end - mode->crtc_hsync_start;
718
719 v_blank_len = mode->crtc_vblank_end - mode->crtc_vblank_start;
720 v_sync_len = mode->crtc_vsync_end - mode->crtc_vsync_start;
721
722 h_sync_offset = mode->crtc_hsync_start - mode->crtc_hblank_start;
723 v_sync_offset = mode->crtc_vsync_start - mode->crtc_vblank_start;
724
725 mode->hdisplay = dtd->part1.h_active;
726 mode->hdisplay += ((dtd->part1.h_high >> 4) & 0x0f) << 8;
727 mode->hsync_start = mode->hdisplay + dtd->part2.h_sync_off;
728 mode->hsync_start += (dtd->part2.sync_off_width_high & 0xa0) << 2;
729 mode->hsync_end = mode->hsync_start + dtd->part2.h_sync_width;
730 mode->hsync_end += (dtd->part2.sync_off_width_high & 0x30) << 4;
731 mode->htotal = mode->hdisplay + dtd->part1.h_blank;
732 mode->htotal += (dtd->part1.h_high & 0xf) << 8;
733
734 mode->vdisplay = dtd->part1.v_active;
735 mode->vdisplay += ((dtd->part1.v_high >> 4) & 0x0f) << 8;
736 mode->vsync_start = mode->vdisplay;
737 mode->vsync_start += (dtd->part2.v_sync_off_width >> 4) & 0xf;
738 mode->vsync_start += (dtd->part2.sync_off_width_high & 0x0a) << 2;
739 mode->vsync_start += dtd->part2.v_sync_off_high & 0xc0;
740 mode->vsync_end = mode->vsync_start +
741 (dtd->part2.v_sync_off_width & 0xf);
742 mode->vsync_end += (dtd->part2.sync_off_width_high & 0x3) << 4;
743 mode->vtotal = mode->vdisplay + dtd->part1.v_blank;
744 mode->vtotal += (dtd->part1.v_high & 0xf) << 8;
745
746 mode->clock = dtd->part1.clock * 10;
747
748 mode->flags &= (DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC);
749 if (dtd->part2.dtd_flags & 0x2)
750 mode->flags |= DRM_MODE_FLAG_PHSYNC;
751 if (dtd->part2.dtd_flags & 0x4)
752 mode->flags |= DRM_MODE_FLAG_PVSYNC;
753}
754
755static bool intel_sdvo_get_supp_encode(struct intel_output *output,
756 struct intel_sdvo_encode *encode)
757{
758 uint8_t status;
759
760 intel_sdvo_write_cmd(output, SDVO_CMD_GET_SUPP_ENCODE, NULL, 0);
761 status = intel_sdvo_read_response(output, encode, sizeof(*encode));
762 if (status != SDVO_CMD_STATUS_SUCCESS) { /* non-support means DVI */
763 memset(encode, 0, sizeof(*encode));
764 return false;
765 }
766
767 return true;
768}
769
770static bool intel_sdvo_set_encode(struct intel_output *output, uint8_t mode)
771{
772 uint8_t status;
773
774 intel_sdvo_write_cmd(output, SDVO_CMD_SET_ENCODE, &mode, 1);
775 status = intel_sdvo_read_response(output, NULL, 0);
776
777 return (status == SDVO_CMD_STATUS_SUCCESS);
778}
779
780static bool intel_sdvo_set_colorimetry(struct intel_output *output,
781 uint8_t mode)
782{
783 uint8_t status;
784
785 intel_sdvo_write_cmd(output, SDVO_CMD_SET_COLORIMETRY, &mode, 1);
786 status = intel_sdvo_read_response(output, NULL, 0);
787
788 return (status == SDVO_CMD_STATUS_SUCCESS);
789}
790
791#if 0
792static void intel_sdvo_dump_hdmi_buf(struct intel_output *output)
793{
794 int i, j;
795 uint8_t set_buf_index[2];
796 uint8_t av_split;
797 uint8_t buf_size;
798 uint8_t buf[48];
799 uint8_t *pos;
800
801 intel_sdvo_write_cmd(output, SDVO_CMD_GET_HBUF_AV_SPLIT, NULL, 0);
802 intel_sdvo_read_response(output, &av_split, 1);
803
804 for (i = 0; i <= av_split; i++) {
805 set_buf_index[0] = i; set_buf_index[1] = 0;
806 intel_sdvo_write_cmd(output, SDVO_CMD_SET_HBUF_INDEX,
807 set_buf_index, 2);
808 intel_sdvo_write_cmd(output, SDVO_CMD_GET_HBUF_INFO, NULL, 0);
809 intel_sdvo_read_response(output, &buf_size, 1);
810
811 pos = buf;
812 for (j = 0; j <= buf_size; j += 8) {
813 intel_sdvo_write_cmd(output, SDVO_CMD_GET_HBUF_DATA,
814 NULL, 0);
815 intel_sdvo_read_response(output, pos, 8);
816 pos += 8;
817 }
818 }
819}
820#endif
821
822static void intel_sdvo_set_hdmi_buf(struct intel_output *output, int index,
823 uint8_t *data, int8_t size, uint8_t tx_rate)
824{
825 uint8_t set_buf_index[2];
826
827 set_buf_index[0] = index;
828 set_buf_index[1] = 0;
829
830 intel_sdvo_write_cmd(output, SDVO_CMD_SET_HBUF_INDEX, set_buf_index, 2);
831
832 for (; size > 0; size -= 8) {
833 intel_sdvo_write_cmd(output, SDVO_CMD_SET_HBUF_DATA, data, 8);
834 data += 8;
835 }
836
837 intel_sdvo_write_cmd(output, SDVO_CMD_SET_HBUF_TXRATE, &tx_rate, 1);
838}
839
840static uint8_t intel_sdvo_calc_hbuf_csum(uint8_t *data, uint8_t size)
841{
842 uint8_t csum = 0;
843 int i;
844
845 for (i = 0; i < size; i++)
846 csum += data[i];
847
848 return 0x100 - csum;
849}
850
851#define DIP_TYPE_AVI 0x82
852#define DIP_VERSION_AVI 0x2
853#define DIP_LEN_AVI 13
854
855struct dip_infoframe {
856 uint8_t type;
857 uint8_t version;
858 uint8_t len;
859 uint8_t checksum;
860 union {
861 struct {
862 /* Packet Byte #1 */
863 uint8_t S:2;
864 uint8_t B:2;
865 uint8_t A:1;
866 uint8_t Y:2;
867 uint8_t rsvd1:1;
868 /* Packet Byte #2 */
869 uint8_t R:4;
870 uint8_t M:2;
871 uint8_t C:2;
872 /* Packet Byte #3 */
873 uint8_t SC:2;
874 uint8_t Q:2;
875 uint8_t EC:3;
876 uint8_t ITC:1;
877 /* Packet Byte #4 */
878 uint8_t VIC:7;
879 uint8_t rsvd2:1;
880 /* Packet Byte #5 */
881 uint8_t PR:4;
882 uint8_t rsvd3:4;
883 /* Packet Byte #6~13 */
884 uint16_t top_bar_end;
885 uint16_t bottom_bar_start;
886 uint16_t left_bar_end;
887 uint16_t right_bar_start;
888 } avi;
889 struct {
890 /* Packet Byte #1 */
891 uint8_t channel_count:3;
892 uint8_t rsvd1:1;
893 uint8_t coding_type:4;
894 /* Packet Byte #2 */
895 uint8_t sample_size:2; /* SS0, SS1 */
896 uint8_t sample_frequency:3;
897 uint8_t rsvd2:3;
898 /* Packet Byte #3 */
899 uint8_t coding_type_private:5;
900 uint8_t rsvd3:3;
901 /* Packet Byte #4 */
902 uint8_t channel_allocation;
903 /* Packet Byte #5 */
904 uint8_t rsvd4:3;
905 uint8_t level_shift:4;
906 uint8_t downmix_inhibit:1;
907 } audio;
908 uint8_t payload[28];
909 } __attribute__ ((packed)) u;
910} __attribute__((packed));
911
912static void intel_sdvo_set_avi_infoframe(struct intel_output *output,
913 struct drm_display_mode * mode)
914{
915 struct dip_infoframe avi_if = {
916 .type = DIP_TYPE_AVI,
917 .version = DIP_VERSION_AVI,
918 .len = DIP_LEN_AVI,
919 };
920
921 avi_if.checksum = intel_sdvo_calc_hbuf_csum((uint8_t *)&avi_if,
922 4 + avi_if.len);
923 intel_sdvo_set_hdmi_buf(output, 1, (uint8_t *)&avi_if, 4 + avi_if.len,
924 SDVO_HBUF_TX_VSYNC);
925}
926
927static bool intel_sdvo_mode_fixup(struct drm_encoder *encoder,
928 struct drm_display_mode *mode,
929 struct drm_display_mode *adjusted_mode)
930{
931 struct intel_output *output = enc_to_intel_output(encoder);
932 struct intel_sdvo_priv *dev_priv = output->dev_priv;
606 933
607 output_dtd.part2.sdvo_flags = 0; 934 if (!dev_priv->is_tv) {
608 output_dtd.part2.v_sync_off_high = v_sync_offset & 0xc0; 935 /* Make the CRTC code factor in the SDVO pixel multiplier. The
609 output_dtd.part2.reserved = 0; 936 * SDVO device will be told of the multiplier during mode_set.
937 */
938 adjusted_mode->clock *= intel_sdvo_get_pixel_multiplier(mode);
939 } else {
940 struct intel_sdvo_dtd output_dtd;
941 bool success;
942
943 /* We need to construct preferred input timings based on our
944 * output timings. To do that, we have to set the output
945 * timings, even though this isn't really the right place in
946 * the sequence to do it. Oh well.
947 */
948
949
950 /* Set output timings */
951 intel_sdvo_get_dtd_from_mode(&output_dtd, mode);
952 intel_sdvo_set_target_output(output,
953 dev_priv->controlled_output);
954 intel_sdvo_set_output_timing(output, &output_dtd);
955
956 /* Set the input timing to the screen. Assume always input 0. */
957 intel_sdvo_set_target_input(output, true, false);
958
959
960 success = intel_sdvo_create_preferred_input_timing(output,
961 mode->clock / 10,
962 mode->hdisplay,
963 mode->vdisplay);
964 if (success) {
965 struct intel_sdvo_dtd input_dtd;
610 966
611 /* Set the output timing to the screen */ 967 intel_sdvo_get_preferred_input_timing(output,
612 intel_sdvo_set_target_output(intel_output, sdvo_priv->active_outputs); 968 &input_dtd);
613 intel_sdvo_set_output_timing(intel_output, &output_dtd); 969 intel_sdvo_get_mode_from_dtd(adjusted_mode, &input_dtd);
970
971 } else {
972 return false;
973 }
974 }
975 return true;
976}
977
978static void intel_sdvo_mode_set(struct drm_encoder *encoder,
979 struct drm_display_mode *mode,
980 struct drm_display_mode *adjusted_mode)
981{
982 struct drm_device *dev = encoder->dev;
983 struct drm_i915_private *dev_priv = dev->dev_private;
984 struct drm_crtc *crtc = encoder->crtc;
985 struct intel_crtc *intel_crtc = to_intel_crtc(crtc);
986 struct intel_output *output = enc_to_intel_output(encoder);
987 struct intel_sdvo_priv *sdvo_priv = output->dev_priv;
988 u32 sdvox = 0;
989 int sdvo_pixel_multiply;
990 struct intel_sdvo_in_out_map in_out;
991 struct intel_sdvo_dtd input_dtd;
992 u8 status;
993
994 if (!mode)
995 return;
996
997 /* First, set the input mapping for the first input to our controlled
998 * output. This is only correct if we're a single-input device, in
999 * which case the first input is the output from the appropriate SDVO
1000 * channel on the motherboard. In a two-input device, the first input
1001 * will be SDVOB and the second SDVOC.
1002 */
1003 in_out.in0 = sdvo_priv->controlled_output;
1004 in_out.in1 = 0;
1005
1006 intel_sdvo_write_cmd(output, SDVO_CMD_SET_IN_OUT_MAP,
1007 &in_out, sizeof(in_out));
1008 status = intel_sdvo_read_response(output, NULL, 0);
1009
1010 if (sdvo_priv->is_hdmi) {
1011 intel_sdvo_set_avi_infoframe(output, mode);
1012 sdvox |= SDVO_AUDIO_ENABLE;
1013 }
1014
1015 intel_sdvo_get_dtd_from_mode(&input_dtd, mode);
1016
1017 /* If it's a TV, we already set the output timing in mode_fixup.
1018 * Otherwise, the output timing is equal to the input timing.
1019 */
1020 if (!sdvo_priv->is_tv) {
1021 /* Set the output timing to the screen */
1022 intel_sdvo_set_target_output(output,
1023 sdvo_priv->controlled_output);
1024 intel_sdvo_set_output_timing(output, &input_dtd);
1025 }
614 1026
615 /* Set the input timing to the screen. Assume always input 0. */ 1027 /* Set the input timing to the screen. Assume always input 0. */
616 intel_sdvo_set_target_input(intel_output, true, false); 1028 intel_sdvo_set_target_input(output, true, false);
617 1029
618 /* We would like to use i830_sdvo_create_preferred_input_timing() to 1030 /* We would like to use intel_sdvo_create_preferred_input_timing() to
619 * provide the device with a timing it can support, if it supports that 1031 * provide the device with a timing it can support, if it supports that
620 * feature. However, presumably we would need to adjust the CRTC to 1032 * feature. However, presumably we would need to adjust the CRTC to
621 * output the preferred timing, and we don't support that currently. 1033 * output the preferred timing, and we don't support that currently.
622 */ 1034 */
623 intel_sdvo_set_input_timing(intel_output, &output_dtd); 1035#if 0
1036 success = intel_sdvo_create_preferred_input_timing(output, clock,
1037 width, height);
1038 if (success) {
1039 struct intel_sdvo_dtd *input_dtd;
1040
1041 intel_sdvo_get_preferred_input_timing(output, &input_dtd);
1042 intel_sdvo_set_input_timing(output, &input_dtd);
1043 }
1044#else
1045 intel_sdvo_set_input_timing(output, &input_dtd);
1046#endif
624 1047
625 switch (intel_sdvo_get_pixel_multiplier(mode)) { 1048 switch (intel_sdvo_get_pixel_multiplier(mode)) {
626 case 1: 1049 case 1:
627 intel_sdvo_set_clock_rate_mult(intel_output, 1050 intel_sdvo_set_clock_rate_mult(output,
628 SDVO_CLOCK_RATE_MULT_1X); 1051 SDVO_CLOCK_RATE_MULT_1X);
629 break; 1052 break;
630 case 2: 1053 case 2:
631 intel_sdvo_set_clock_rate_mult(intel_output, 1054 intel_sdvo_set_clock_rate_mult(output,
632 SDVO_CLOCK_RATE_MULT_2X); 1055 SDVO_CLOCK_RATE_MULT_2X);
633 break; 1056 break;
634 case 4: 1057 case 4:
635 intel_sdvo_set_clock_rate_mult(intel_output, 1058 intel_sdvo_set_clock_rate_mult(output,
636 SDVO_CLOCK_RATE_MULT_4X); 1059 SDVO_CLOCK_RATE_MULT_4X);
637 break; 1060 break;
638 } 1061 }
639 1062
640 /* Set the SDVO control regs. */ 1063 /* Set the SDVO control regs. */
641 if (0/*IS_I965GM(dev)*/) { 1064 if (IS_I965G(dev)) {
642 sdvox = SDVO_BORDER_ENABLE; 1065 sdvox |= SDVO_BORDER_ENABLE |
643 } else { 1066 SDVO_VSYNC_ACTIVE_HIGH |
644 sdvox = I915_READ(sdvo_priv->output_device); 1067 SDVO_HSYNC_ACTIVE_HIGH;
645 switch (sdvo_priv->output_device) { 1068 } else {
646 case SDVOB: 1069 sdvox |= I915_READ(sdvo_priv->output_device);
647 sdvox &= SDVOB_PRESERVE_MASK; 1070 switch (sdvo_priv->output_device) {
648 break; 1071 case SDVOB:
649 case SDVOC: 1072 sdvox &= SDVOB_PRESERVE_MASK;
650 sdvox &= SDVOC_PRESERVE_MASK; 1073 break;
651 break; 1074 case SDVOC:
652 } 1075 sdvox &= SDVOC_PRESERVE_MASK;
653 sdvox |= (9 << 19) | SDVO_BORDER_ENABLE; 1076 break;
654 } 1077 }
1078 sdvox |= (9 << 19) | SDVO_BORDER_ENABLE;
1079 }
655 if (intel_crtc->pipe == 1) 1080 if (intel_crtc->pipe == 1)
656 sdvox |= SDVO_PIPE_B_SELECT; 1081 sdvox |= SDVO_PIPE_B_SELECT;
657 1082
658 sdvo_pixel_multiply = intel_sdvo_get_pixel_multiplier(mode); 1083 sdvo_pixel_multiply = intel_sdvo_get_pixel_multiplier(mode);
659 if (IS_I965G(dev)) { 1084 if (IS_I965G(dev)) {
660 /* done in crtc_mode_set as the dpll_md reg must be written 1085 /* done in crtc_mode_set as the dpll_md reg must be written early */
661 early */ 1086 } else if (IS_I945G(dev) || IS_I945GM(dev) || IS_G33(dev)) {
662 } else if (IS_I945G(dev) || IS_I945GM(dev)) { 1087 /* done in crtc_mode_set as it lives inside the dpll register */
663 /* done in crtc_mode_set as it lives inside the
664 dpll register */
665 } else { 1088 } else {
666 sdvox |= (sdvo_pixel_multiply - 1) << SDVO_PORT_MULTIPLY_SHIFT; 1089 sdvox |= (sdvo_pixel_multiply - 1) << SDVO_PORT_MULTIPLY_SHIFT;
667 } 1090 }
668 1091
669 intel_sdvo_write_sdvox(intel_output, sdvox); 1092 intel_sdvo_write_sdvox(output, sdvox);
670} 1093}
671 1094
672static void intel_sdvo_dpms(struct drm_encoder *encoder, int mode) 1095static void intel_sdvo_dpms(struct drm_encoder *encoder, int mode)
@@ -714,7 +1137,7 @@ static void intel_sdvo_dpms(struct drm_encoder *encoder, int mode)
714 1137
715 if (0) 1138 if (0)
716 intel_sdvo_set_encoder_power_state(intel_output, mode); 1139 intel_sdvo_set_encoder_power_state(intel_output, mode);
717 intel_sdvo_set_active_outputs(intel_output, sdvo_priv->active_outputs); 1140 intel_sdvo_set_active_outputs(intel_output, sdvo_priv->controlled_output);
718 } 1141 }
719 return; 1142 return;
720} 1143}
@@ -752,6 +1175,9 @@ static void intel_sdvo_save(struct drm_connector *connector)
752 &sdvo_priv->save_output_dtd[o]); 1175 &sdvo_priv->save_output_dtd[o]);
753 } 1176 }
754 } 1177 }
1178 if (sdvo_priv->is_tv) {
1179 /* XXX: Save TV format/enhancements. */
1180 }
755 1181
756 sdvo_priv->save_SDVOX = I915_READ(sdvo_priv->output_device); 1182 sdvo_priv->save_SDVOX = I915_READ(sdvo_priv->output_device);
757} 1183}
@@ -759,7 +1185,6 @@ static void intel_sdvo_save(struct drm_connector *connector)
759static void intel_sdvo_restore(struct drm_connector *connector) 1185static void intel_sdvo_restore(struct drm_connector *connector)
760{ 1186{
761 struct drm_device *dev = connector->dev; 1187 struct drm_device *dev = connector->dev;
762 struct drm_i915_private *dev_priv = dev->dev_private;
763 struct intel_output *intel_output = to_intel_output(connector); 1188 struct intel_output *intel_output = to_intel_output(connector);
764 struct intel_sdvo_priv *sdvo_priv = intel_output->dev_priv; 1189 struct intel_sdvo_priv *sdvo_priv = intel_output->dev_priv;
765 int o; 1190 int o;
@@ -790,7 +1215,11 @@ static void intel_sdvo_restore(struct drm_connector *connector)
790 1215
791 intel_sdvo_set_clock_rate_mult(intel_output, sdvo_priv->save_sdvo_mult); 1216 intel_sdvo_set_clock_rate_mult(intel_output, sdvo_priv->save_sdvo_mult);
792 1217
793 I915_WRITE(sdvo_priv->output_device, sdvo_priv->save_SDVOX); 1218 if (sdvo_priv->is_tv) {
1219 /* XXX: Restore TV format/enhancements. */
1220 }
1221
1222 intel_sdvo_write_sdvox(intel_output, sdvo_priv->save_SDVOX);
794 1223
795 if (sdvo_priv->save_SDVOX & SDVO_ENABLE) 1224 if (sdvo_priv->save_SDVOX & SDVO_ENABLE)
796 { 1225 {
@@ -916,20 +1345,173 @@ static enum drm_connector_status intel_sdvo_detect(struct drm_connector *connect
916 status = intel_sdvo_read_response(intel_output, &response, 2); 1345 status = intel_sdvo_read_response(intel_output, &response, 2);
917 1346
918 DRM_DEBUG("SDVO response %d %d\n", response[0], response[1]); 1347 DRM_DEBUG("SDVO response %d %d\n", response[0], response[1]);
1348
1349 if (status != SDVO_CMD_STATUS_SUCCESS)
1350 return connector_status_unknown;
1351
919 if ((response[0] != 0) || (response[1] != 0)) 1352 if ((response[0] != 0) || (response[1] != 0))
920 return connector_status_connected; 1353 return connector_status_connected;
921 else 1354 else
922 return connector_status_disconnected; 1355 return connector_status_disconnected;
923} 1356}
924 1357
925static int intel_sdvo_get_modes(struct drm_connector *connector) 1358static void intel_sdvo_get_ddc_modes(struct drm_connector *connector)
926{ 1359{
927 struct intel_output *intel_output = to_intel_output(connector); 1360 struct intel_output *intel_output = to_intel_output(connector);
1361 struct intel_sdvo_priv *sdvo_priv = intel_output->dev_priv;
928 1362
929 /* set the bus switch and get the modes */ 1363 /* set the bus switch and get the modes */
930 intel_sdvo_set_control_bus_switch(intel_output, SDVO_CONTROL_BUS_DDC2); 1364 intel_sdvo_set_control_bus_switch(intel_output, sdvo_priv->ddc_bus);
931 intel_ddc_get_modes(intel_output); 1365 intel_ddc_get_modes(intel_output);
932 1366
1367#if 0
1368 struct drm_device *dev = encoder->dev;
1369 struct drm_i915_private *dev_priv = dev->dev_private;
1370 /* Mac mini hack. On this device, I get DDC through the analog, which
1371 * load-detects as disconnected. I fail to DDC through the SDVO DDC,
1372 * but it does load-detect as connected. So, just steal the DDC bits
1373 * from analog when we fail at finding it the right way.
1374 */
1375 crt = xf86_config->output[0];
1376 intel_output = crt->driver_private;
1377 if (intel_output->type == I830_OUTPUT_ANALOG &&
1378 crt->funcs->detect(crt) == XF86OutputStatusDisconnected) {
1379 I830I2CInit(pScrn, &intel_output->pDDCBus, GPIOA, "CRTDDC_A");
1380 edid_mon = xf86OutputGetEDID(crt, intel_output->pDDCBus);
1381 xf86DestroyI2CBusRec(intel_output->pDDCBus, true, true);
1382 }
1383 if (edid_mon) {
1384 xf86OutputSetEDID(output, edid_mon);
1385 modes = xf86OutputGetEDIDModes(output);
1386 }
1387#endif
1388}
1389
1390/**
1391 * This function checks the current TV format, and chooses a default if
1392 * it hasn't been set.
1393 */
1394static void
1395intel_sdvo_check_tv_format(struct intel_output *output)
1396{
1397 struct intel_sdvo_priv *dev_priv = output->dev_priv;
1398 struct intel_sdvo_tv_format format, unset;
1399 uint8_t status;
1400
1401 intel_sdvo_write_cmd(output, SDVO_CMD_GET_TV_FORMAT, NULL, 0);
1402 status = intel_sdvo_read_response(output, &format, sizeof(format));
1403 if (status != SDVO_CMD_STATUS_SUCCESS)
1404 return;
1405
1406 memset(&unset, 0, sizeof(unset));
1407 if (memcmp(&format, &unset, sizeof(format))) {
1408 DRM_DEBUG("%s: Choosing default TV format of NTSC-M\n",
1409 SDVO_NAME(dev_priv));
1410
1411 format.ntsc_m = true;
1412 intel_sdvo_write_cmd(output, SDVO_CMD_SET_TV_FORMAT, NULL, 0);
1413 status = intel_sdvo_read_response(output, NULL, 0);
1414 }
1415}
1416
1417/*
1418 * Set of SDVO TV modes.
1419 * Note! This is in reply order (see loop in get_tv_modes).
1420 * XXX: all 60Hz refresh?
1421 */
1422struct drm_display_mode sdvo_tv_modes[] = {
1423 { DRM_MODE("320x200", DRM_MODE_TYPE_DRIVER, 5815680, 321, 384, 416,
1424 200, 0, 232, 201, 233, 4196112, 0,
1425 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) },
1426 { DRM_MODE("320x240", DRM_MODE_TYPE_DRIVER, 6814080, 321, 384, 416,
1427 240, 0, 272, 241, 273, 4196112, 0,
1428 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) },
1429 { DRM_MODE("400x300", DRM_MODE_TYPE_DRIVER, 9910080, 401, 464, 496,
1430 300, 0, 332, 301, 333, 4196112, 0,
1431 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) },
1432 { DRM_MODE("640x350", DRM_MODE_TYPE_DRIVER, 16913280, 641, 704, 736,
1433 350, 0, 382, 351, 383, 4196112, 0,
1434 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) },
1435 { DRM_MODE("640x400", DRM_MODE_TYPE_DRIVER, 19121280, 641, 704, 736,
1436 400, 0, 432, 401, 433, 4196112, 0,
1437 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) },
1438 { DRM_MODE("640x400", DRM_MODE_TYPE_DRIVER, 19121280, 641, 704, 736,
1439 400, 0, 432, 401, 433, 4196112, 0,
1440 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) },
1441 { DRM_MODE("704x480", DRM_MODE_TYPE_DRIVER, 24624000, 705, 768, 800,
1442 480, 0, 512, 481, 513, 4196112, 0,
1443 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) },
1444 { DRM_MODE("704x576", DRM_MODE_TYPE_DRIVER, 29232000, 705, 768, 800,
1445 576, 0, 608, 577, 609, 4196112, 0,
1446 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) },
1447 { DRM_MODE("720x350", DRM_MODE_TYPE_DRIVER, 18751680, 721, 784, 816,
1448 350, 0, 382, 351, 383, 4196112, 0,
1449 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) },
1450 { DRM_MODE("720x400", DRM_MODE_TYPE_DRIVER, 21199680, 721, 784, 816,
1451 400, 0, 432, 401, 433, 4196112, 0,
1452 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) },
1453 { DRM_MODE("720x480", DRM_MODE_TYPE_DRIVER, 25116480, 721, 784, 816,
1454 480, 0, 512, 481, 513, 4196112, 0,
1455 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) },
1456 { DRM_MODE("720x540", DRM_MODE_TYPE_DRIVER, 28054080, 721, 784, 816,
1457 540, 0, 572, 541, 573, 4196112, 0,
1458 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) },
1459 { DRM_MODE("720x576", DRM_MODE_TYPE_DRIVER, 29816640, 721, 784, 816,
1460 576, 0, 608, 577, 609, 4196112, 0,
1461 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) },
1462 { DRM_MODE("768x576", DRM_MODE_TYPE_DRIVER, 31570560, 769, 832, 864,
1463 576, 0, 608, 577, 609, 4196112, 0,
1464 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) },
1465 { DRM_MODE("800x600", DRM_MODE_TYPE_DRIVER, 34030080, 801, 864, 896,
1466 600, 0, 632, 601, 633, 4196112, 0,
1467 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) },
1468 { DRM_MODE("832x624", DRM_MODE_TYPE_DRIVER, 36581760, 833, 896, 928,
1469 624, 0, 656, 625, 657, 4196112, 0,
1470 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) },
1471 { DRM_MODE("920x766", DRM_MODE_TYPE_DRIVER, 48707040, 921, 984, 1016,
1472 766, 0, 798, 767, 799, 4196112, 0,
1473 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) },
1474 { DRM_MODE("1024x768", DRM_MODE_TYPE_DRIVER, 53827200, 1025, 1088, 1120,
1475 768, 0, 800, 769, 801, 4196112, 0,
1476 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) },
1477 { DRM_MODE("1280x1024", DRM_MODE_TYPE_DRIVER, 87265920, 1281, 1344, 1376,
1478 1024, 0, 1056, 1025, 1057, 4196112, 0,
1479 DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) },
1480};
1481
1482static void intel_sdvo_get_tv_modes(struct drm_connector *connector)
1483{
1484 struct intel_output *output = to_intel_output(connector);
1485 uint32_t reply = 0;
1486 uint8_t status;
1487 int i = 0;
1488
1489 intel_sdvo_check_tv_format(output);
1490
1491 /* Read the list of supported input resolutions for the selected TV
1492 * format.
1493 */
1494 intel_sdvo_write_cmd(output, SDVO_CMD_GET_SDTV_RESOLUTION_SUPPORT,
1495 NULL, 0);
1496 status = intel_sdvo_read_response(output, &reply, 3);
1497 if (status != SDVO_CMD_STATUS_SUCCESS)
1498 return;
1499
1500 for (i = 0; i < ARRAY_SIZE(sdvo_tv_modes); i++)
1501 if (reply & (1 << i))
1502 drm_mode_probed_add(connector, &sdvo_tv_modes[i]);
1503}
1504
1505static int intel_sdvo_get_modes(struct drm_connector *connector)
1506{
1507 struct intel_output *output = to_intel_output(connector);
1508 struct intel_sdvo_priv *sdvo_priv = output->dev_priv;
1509
1510 if (sdvo_priv->is_tv)
1511 intel_sdvo_get_tv_modes(connector);
1512 else
1513 intel_sdvo_get_ddc_modes(connector);
1514
933 if (list_empty(&connector->probed_modes)) 1515 if (list_empty(&connector->probed_modes))
934 return 0; 1516 return 0;
935 return 1; 1517 return 1;
@@ -978,6 +1560,65 @@ static const struct drm_encoder_funcs intel_sdvo_enc_funcs = {
978}; 1560};
979 1561
980 1562
1563/**
1564 * Choose the appropriate DDC bus for control bus switch command for this
1565 * SDVO output based on the controlled output.
1566 *
1567 * DDC bus number assignment is in a priority order of RGB outputs, then TMDS
1568 * outputs, then LVDS outputs.
1569 */
1570static void
1571intel_sdvo_select_ddc_bus(struct intel_sdvo_priv *dev_priv)
1572{
1573 uint16_t mask = 0;
1574 unsigned int num_bits;
1575
1576 /* Make a mask of outputs less than or equal to our own priority in the
1577 * list.
1578 */
1579 switch (dev_priv->controlled_output) {
1580 case SDVO_OUTPUT_LVDS1:
1581 mask |= SDVO_OUTPUT_LVDS1;
1582 case SDVO_OUTPUT_LVDS0:
1583 mask |= SDVO_OUTPUT_LVDS0;
1584 case SDVO_OUTPUT_TMDS1:
1585 mask |= SDVO_OUTPUT_TMDS1;
1586 case SDVO_OUTPUT_TMDS0:
1587 mask |= SDVO_OUTPUT_TMDS0;
1588 case SDVO_OUTPUT_RGB1:
1589 mask |= SDVO_OUTPUT_RGB1;
1590 case SDVO_OUTPUT_RGB0:
1591 mask |= SDVO_OUTPUT_RGB0;
1592 break;
1593 }
1594
1595 /* Count bits to find what number we are in the priority list. */
1596 mask &= dev_priv->caps.output_flags;
1597 num_bits = hweight16(mask);
1598 if (num_bits > 3) {
1599 /* if more than 3 outputs, default to DDC bus 3 for now */
1600 num_bits = 3;
1601 }
1602
1603 /* Corresponds to SDVO_CONTROL_BUS_DDCx */
1604 dev_priv->ddc_bus = 1 << num_bits;
1605}
1606
1607static bool
1608intel_sdvo_get_digital_encoding_mode(struct intel_output *output)
1609{
1610 struct intel_sdvo_priv *sdvo_priv = output->dev_priv;
1611 uint8_t status;
1612
1613 intel_sdvo_set_target_output(output, sdvo_priv->controlled_output);
1614
1615 intel_sdvo_write_cmd(output, SDVO_CMD_GET_ENCODE, NULL, 0);
1616 status = intel_sdvo_read_response(output, &sdvo_priv->is_hdmi, 1);
1617 if (status != SDVO_CMD_STATUS_SUCCESS)
1618 return false;
1619 return true;
1620}
1621
981bool intel_sdvo_init(struct drm_device *dev, int output_device) 1622bool intel_sdvo_init(struct drm_device *dev, int output_device)
982{ 1623{
983 struct drm_connector *connector; 1624 struct drm_connector *connector;
@@ -1040,45 +1681,76 @@ bool intel_sdvo_init(struct drm_device *dev, int output_device)
1040 1681
1041 intel_sdvo_get_capabilities(intel_output, &sdvo_priv->caps); 1682 intel_sdvo_get_capabilities(intel_output, &sdvo_priv->caps);
1042 1683
1043 memset(&sdvo_priv->active_outputs, 0, sizeof(sdvo_priv->active_outputs)); 1684 if (sdvo_priv->caps.output_flags &
1685 (SDVO_OUTPUT_TMDS0 | SDVO_OUTPUT_TMDS1)) {
1686 if (sdvo_priv->caps.output_flags & SDVO_OUTPUT_TMDS0)
1687 sdvo_priv->controlled_output = SDVO_OUTPUT_TMDS0;
1688 else
1689 sdvo_priv->controlled_output = SDVO_OUTPUT_TMDS1;
1690
1691 connector->display_info.subpixel_order = SubPixelHorizontalRGB;
1692 encoder_type = DRM_MODE_ENCODER_TMDS;
1693 connector_type = DRM_MODE_CONNECTOR_DVID;
1044 1694
1045 /* TODO, CVBS, SVID, YPRPB & SCART outputs. */ 1695 if (intel_sdvo_get_supp_encode(intel_output,
1046 if (sdvo_priv->caps.output_flags & SDVO_OUTPUT_RGB0) 1696 &sdvo_priv->encode) &&
1697 intel_sdvo_get_digital_encoding_mode(intel_output) &&
1698 sdvo_priv->is_hdmi) {
1699 /* enable hdmi encoding mode if supported */
1700 intel_sdvo_set_encode(intel_output, SDVO_ENCODE_HDMI);
1701 intel_sdvo_set_colorimetry(intel_output,
1702 SDVO_COLORIMETRY_RGB256);
1703 connector_type = DRM_MODE_CONNECTOR_HDMIA;
1704 }
1705 }
1706 else if (sdvo_priv->caps.output_flags & SDVO_OUTPUT_SVID0)
1047 { 1707 {
1048 sdvo_priv->active_outputs = SDVO_OUTPUT_RGB0; 1708 sdvo_priv->controlled_output = SDVO_OUTPUT_SVID0;
1709 connector->display_info.subpixel_order = SubPixelHorizontalRGB;
1710 encoder_type = DRM_MODE_ENCODER_TVDAC;
1711 connector_type = DRM_MODE_CONNECTOR_SVIDEO;
1712 sdvo_priv->is_tv = true;
1713 intel_output->needs_tv_clock = true;
1714 }
1715 else if (sdvo_priv->caps.output_flags & SDVO_OUTPUT_RGB0)
1716 {
1717 sdvo_priv->controlled_output = SDVO_OUTPUT_RGB0;
1049 connector->display_info.subpixel_order = SubPixelHorizontalRGB; 1718 connector->display_info.subpixel_order = SubPixelHorizontalRGB;
1050 encoder_type = DRM_MODE_ENCODER_DAC; 1719 encoder_type = DRM_MODE_ENCODER_DAC;
1051 connector_type = DRM_MODE_CONNECTOR_VGA; 1720 connector_type = DRM_MODE_CONNECTOR_VGA;
1052 } 1721 }
1053 else if (sdvo_priv->caps.output_flags & SDVO_OUTPUT_RGB1) 1722 else if (sdvo_priv->caps.output_flags & SDVO_OUTPUT_RGB1)
1054 { 1723 {
1055 sdvo_priv->active_outputs = SDVO_OUTPUT_RGB1; 1724 sdvo_priv->controlled_output = SDVO_OUTPUT_RGB1;
1056 connector->display_info.subpixel_order = SubPixelHorizontalRGB; 1725 connector->display_info.subpixel_order = SubPixelHorizontalRGB;
1057 encoder_type = DRM_MODE_ENCODER_DAC; 1726 encoder_type = DRM_MODE_ENCODER_DAC;
1058 connector_type = DRM_MODE_CONNECTOR_VGA; 1727 connector_type = DRM_MODE_CONNECTOR_VGA;
1059 } 1728 }
1060 else if (sdvo_priv->caps.output_flags & SDVO_OUTPUT_TMDS0) 1729 else if (sdvo_priv->caps.output_flags & SDVO_OUTPUT_LVDS0)
1061 { 1730 {
1062 sdvo_priv->active_outputs = SDVO_OUTPUT_TMDS0; 1731 sdvo_priv->controlled_output = SDVO_OUTPUT_LVDS0;
1063 connector->display_info.subpixel_order = SubPixelHorizontalRGB; 1732 connector->display_info.subpixel_order = SubPixelHorizontalRGB;
1064 encoder_type = DRM_MODE_ENCODER_TMDS; 1733 encoder_type = DRM_MODE_ENCODER_LVDS;
1065 connector_type = DRM_MODE_CONNECTOR_DVID; 1734 connector_type = DRM_MODE_CONNECTOR_LVDS;
1066 } 1735 }
1067 else if (sdvo_priv->caps.output_flags & SDVO_OUTPUT_TMDS1) 1736 else if (sdvo_priv->caps.output_flags & SDVO_OUTPUT_LVDS1)
1068 { 1737 {
1069 sdvo_priv->active_outputs = SDVO_OUTPUT_TMDS1; 1738 sdvo_priv->controlled_output = SDVO_OUTPUT_LVDS1;
1070 connector->display_info.subpixel_order = SubPixelHorizontalRGB; 1739 connector->display_info.subpixel_order = SubPixelHorizontalRGB;
1071 encoder_type = DRM_MODE_ENCODER_TMDS; 1740 encoder_type = DRM_MODE_ENCODER_LVDS;
1072 connector_type = DRM_MODE_CONNECTOR_DVID; 1741 connector_type = DRM_MODE_CONNECTOR_LVDS;
1073 } 1742 }
1074 else 1743 else
1075 { 1744 {
1076 unsigned char bytes[2]; 1745 unsigned char bytes[2];
1077 1746
1747 sdvo_priv->controlled_output = 0;
1078 memcpy (bytes, &sdvo_priv->caps.output_flags, 2); 1748 memcpy (bytes, &sdvo_priv->caps.output_flags, 2);
1079 DRM_DEBUG("%s: No active RGB or TMDS outputs (0x%02x%02x)\n", 1749 DRM_DEBUG("%s: Unknown SDVO output type (0x%02x%02x)\n",
1080 SDVO_NAME(sdvo_priv), 1750 SDVO_NAME(sdvo_priv),
1081 bytes[0], bytes[1]); 1751 bytes[0], bytes[1]);
1752 encoder_type = DRM_MODE_ENCODER_NONE;
1753 connector_type = DRM_MODE_CONNECTOR_Unknown;
1082 goto err_i2c; 1754 goto err_i2c;
1083 } 1755 }
1084 1756
@@ -1089,6 +1761,8 @@ bool intel_sdvo_init(struct drm_device *dev, int output_device)
1089 drm_mode_connector_attach_encoder(&intel_output->base, &intel_output->enc); 1761 drm_mode_connector_attach_encoder(&intel_output->base, &intel_output->enc);
1090 drm_sysfs_connector_add(connector); 1762 drm_sysfs_connector_add(connector);
1091 1763
1764 intel_sdvo_select_ddc_bus(sdvo_priv);
1765
1092 /* Set the input timing to the screen. Assume always input 0. */ 1766 /* Set the input timing to the screen. Assume always input 0. */
1093 intel_sdvo_set_target_input(intel_output, true, false); 1767 intel_sdvo_set_target_input(intel_output, true, false);
1094 1768
diff --git a/drivers/gpu/drm/i915/intel_sdvo_regs.h b/drivers/gpu/drm/i915/intel_sdvo_regs.h
index 861a43f8693c..1117b9c151a6 100644
--- a/drivers/gpu/drm/i915/intel_sdvo_regs.h
+++ b/drivers/gpu/drm/i915/intel_sdvo_regs.h
@@ -173,6 +173,9 @@ struct intel_sdvo_get_trained_inputs_response {
173 * Returns two struct intel_sdvo_output_flags structures. 173 * Returns two struct intel_sdvo_output_flags structures.
174 */ 174 */
175#define SDVO_CMD_GET_IN_OUT_MAP 0x06 175#define SDVO_CMD_GET_IN_OUT_MAP 0x06
176struct intel_sdvo_in_out_map {
177 u16 in0, in1;
178};
176 179
177/** 180/**
178 * Sets the current mapping of SDVO inputs to outputs on the device. 181 * Sets the current mapping of SDVO inputs to outputs on the device.
@@ -206,7 +209,8 @@ struct intel_sdvo_get_trained_inputs_response {
206struct intel_sdvo_get_interrupt_event_source_response { 209struct intel_sdvo_get_interrupt_event_source_response {
207 u16 interrupt_status; 210 u16 interrupt_status;
208 unsigned int ambient_light_interrupt:1; 211 unsigned int ambient_light_interrupt:1;
209 unsigned int pad:7; 212 unsigned int hdmi_audio_encrypt_change:1;
213 unsigned int pad:6;
210} __attribute__((packed)); 214} __attribute__((packed));
211 215
212/** 216/**
@@ -305,23 +309,411 @@ struct intel_sdvo_set_target_input_args {
305# define SDVO_CLOCK_RATE_MULT_4X (1 << 3) 309# define SDVO_CLOCK_RATE_MULT_4X (1 << 3)
306 310
307#define SDVO_CMD_GET_SUPPORTED_TV_FORMATS 0x27 311#define SDVO_CMD_GET_SUPPORTED_TV_FORMATS 0x27
312/** 5 bytes of bit flags for TV formats shared by all TV format functions */
313struct intel_sdvo_tv_format {
314 unsigned int ntsc_m:1;
315 unsigned int ntsc_j:1;
316 unsigned int ntsc_443:1;
317 unsigned int pal_b:1;
318 unsigned int pal_d:1;
319 unsigned int pal_g:1;
320 unsigned int pal_h:1;
321 unsigned int pal_i:1;
322
323 unsigned int pal_m:1;
324 unsigned int pal_n:1;
325 unsigned int pal_nc:1;
326 unsigned int pal_60:1;
327 unsigned int secam_b:1;
328 unsigned int secam_d:1;
329 unsigned int secam_g:1;
330 unsigned int secam_k:1;
331
332 unsigned int secam_k1:1;
333 unsigned int secam_l:1;
334 unsigned int secam_60:1;
335 unsigned int hdtv_std_smpte_240m_1080i_59:1;
336 unsigned int hdtv_std_smpte_240m_1080i_60:1;
337 unsigned int hdtv_std_smpte_260m_1080i_59:1;
338 unsigned int hdtv_std_smpte_260m_1080i_60:1;
339 unsigned int hdtv_std_smpte_274m_1080i_50:1;
340
341 unsigned int hdtv_std_smpte_274m_1080i_59:1;
342 unsigned int hdtv_std_smpte_274m_1080i_60:1;
343 unsigned int hdtv_std_smpte_274m_1080p_23:1;
344 unsigned int hdtv_std_smpte_274m_1080p_24:1;
345 unsigned int hdtv_std_smpte_274m_1080p_25:1;
346 unsigned int hdtv_std_smpte_274m_1080p_29:1;
347 unsigned int hdtv_std_smpte_274m_1080p_30:1;
348 unsigned int hdtv_std_smpte_274m_1080p_50:1;
349
350 unsigned int hdtv_std_smpte_274m_1080p_59:1;
351 unsigned int hdtv_std_smpte_274m_1080p_60:1;
352 unsigned int hdtv_std_smpte_295m_1080i_50:1;
353 unsigned int hdtv_std_smpte_295m_1080p_50:1;
354 unsigned int hdtv_std_smpte_296m_720p_59:1;
355 unsigned int hdtv_std_smpte_296m_720p_60:1;
356 unsigned int hdtv_std_smpte_296m_720p_50:1;
357 unsigned int hdtv_std_smpte_293m_480p_59:1;
358
359 unsigned int hdtv_std_smpte_170m_480i_59:1;
360 unsigned int hdtv_std_iturbt601_576i_50:1;
361 unsigned int hdtv_std_iturbt601_576p_50:1;
362 unsigned int hdtv_std_eia_7702a_480i_60:1;
363 unsigned int hdtv_std_eia_7702a_480p_60:1;
364 unsigned int pad:3;
365} __attribute__((packed));
308 366
309#define SDVO_CMD_GET_TV_FORMAT 0x28 367#define SDVO_CMD_GET_TV_FORMAT 0x28
310 368
311#define SDVO_CMD_SET_TV_FORMAT 0x29 369#define SDVO_CMD_SET_TV_FORMAT 0x29
312 370
371/** Returns the resolutiosn that can be used with the given TV format */
372#define SDVO_CMD_GET_SDTV_RESOLUTION_SUPPORT 0x83
373struct intel_sdvo_sdtv_resolution_request {
374 unsigned int ntsc_m:1;
375 unsigned int ntsc_j:1;
376 unsigned int ntsc_443:1;
377 unsigned int pal_b:1;
378 unsigned int pal_d:1;
379 unsigned int pal_g:1;
380 unsigned int pal_h:1;
381 unsigned int pal_i:1;
382
383 unsigned int pal_m:1;
384 unsigned int pal_n:1;
385 unsigned int pal_nc:1;
386 unsigned int pal_60:1;
387 unsigned int secam_b:1;
388 unsigned int secam_d:1;
389 unsigned int secam_g:1;
390 unsigned int secam_k:1;
391
392 unsigned int secam_k1:1;
393 unsigned int secam_l:1;
394 unsigned int secam_60:1;
395 unsigned int pad:5;
396} __attribute__((packed));
397
398struct intel_sdvo_sdtv_resolution_reply {
399 unsigned int res_320x200:1;
400 unsigned int res_320x240:1;
401 unsigned int res_400x300:1;
402 unsigned int res_640x350:1;
403 unsigned int res_640x400:1;
404 unsigned int res_640x480:1;
405 unsigned int res_704x480:1;
406 unsigned int res_704x576:1;
407
408 unsigned int res_720x350:1;
409 unsigned int res_720x400:1;
410 unsigned int res_720x480:1;
411 unsigned int res_720x540:1;
412 unsigned int res_720x576:1;
413 unsigned int res_768x576:1;
414 unsigned int res_800x600:1;
415 unsigned int res_832x624:1;
416
417 unsigned int res_920x766:1;
418 unsigned int res_1024x768:1;
419 unsigned int res_1280x1024:1;
420 unsigned int pad:5;
421} __attribute__((packed));
422
423/* Get supported resolution with squire pixel aspect ratio that can be
424 scaled for the requested HDTV format */
425#define SDVO_CMD_GET_SCALED_HDTV_RESOLUTION_SUPPORT 0x85
426
427struct intel_sdvo_hdtv_resolution_request {
428 unsigned int hdtv_std_smpte_240m_1080i_59:1;
429 unsigned int hdtv_std_smpte_240m_1080i_60:1;
430 unsigned int hdtv_std_smpte_260m_1080i_59:1;
431 unsigned int hdtv_std_smpte_260m_1080i_60:1;
432 unsigned int hdtv_std_smpte_274m_1080i_50:1;
433 unsigned int hdtv_std_smpte_274m_1080i_59:1;
434 unsigned int hdtv_std_smpte_274m_1080i_60:1;
435 unsigned int hdtv_std_smpte_274m_1080p_23:1;
436
437 unsigned int hdtv_std_smpte_274m_1080p_24:1;
438 unsigned int hdtv_std_smpte_274m_1080p_25:1;
439 unsigned int hdtv_std_smpte_274m_1080p_29:1;
440 unsigned int hdtv_std_smpte_274m_1080p_30:1;
441 unsigned int hdtv_std_smpte_274m_1080p_50:1;
442 unsigned int hdtv_std_smpte_274m_1080p_59:1;
443 unsigned int hdtv_std_smpte_274m_1080p_60:1;
444 unsigned int hdtv_std_smpte_295m_1080i_50:1;
445
446 unsigned int hdtv_std_smpte_295m_1080p_50:1;
447 unsigned int hdtv_std_smpte_296m_720p_59:1;
448 unsigned int hdtv_std_smpte_296m_720p_60:1;
449 unsigned int hdtv_std_smpte_296m_720p_50:1;
450 unsigned int hdtv_std_smpte_293m_480p_59:1;
451 unsigned int hdtv_std_smpte_170m_480i_59:1;
452 unsigned int hdtv_std_iturbt601_576i_50:1;
453 unsigned int hdtv_std_iturbt601_576p_50:1;
454
455 unsigned int hdtv_std_eia_7702a_480i_60:1;
456 unsigned int hdtv_std_eia_7702a_480p_60:1;
457 unsigned int pad:6;
458} __attribute__((packed));
459
460struct intel_sdvo_hdtv_resolution_reply {
461 unsigned int res_640x480:1;
462 unsigned int res_800x600:1;
463 unsigned int res_1024x768:1;
464 unsigned int res_1280x960:1;
465 unsigned int res_1400x1050:1;
466 unsigned int res_1600x1200:1;
467 unsigned int res_1920x1440:1;
468 unsigned int res_2048x1536:1;
469
470 unsigned int res_2560x1920:1;
471 unsigned int res_3200x2400:1;
472 unsigned int res_3840x2880:1;
473 unsigned int pad1:5;
474
475 unsigned int res_848x480:1;
476 unsigned int res_1064x600:1;
477 unsigned int res_1280x720:1;
478 unsigned int res_1360x768:1;
479 unsigned int res_1704x960:1;
480 unsigned int res_1864x1050:1;
481 unsigned int res_1920x1080:1;
482 unsigned int res_2128x1200:1;
483
484 unsigned int res_2560x1400:1;
485 unsigned int res_2728x1536:1;
486 unsigned int res_3408x1920:1;
487 unsigned int res_4264x2400:1;
488 unsigned int res_5120x2880:1;
489 unsigned int pad2:3;
490
491 unsigned int res_768x480:1;
492 unsigned int res_960x600:1;
493 unsigned int res_1152x720:1;
494 unsigned int res_1124x768:1;
495 unsigned int res_1536x960:1;
496 unsigned int res_1680x1050:1;
497 unsigned int res_1728x1080:1;
498 unsigned int res_1920x1200:1;
499
500 unsigned int res_2304x1440:1;
501 unsigned int res_2456x1536:1;
502 unsigned int res_3072x1920:1;
503 unsigned int res_3840x2400:1;
504 unsigned int res_4608x2880:1;
505 unsigned int pad3:3;
506
507 unsigned int res_1280x1024:1;
508 unsigned int pad4:7;
509
510 unsigned int res_1280x768:1;
511 unsigned int pad5:7;
512} __attribute__((packed));
513
514/* Get supported power state returns info for encoder and monitor, rely on
515 last SetTargetInput and SetTargetOutput calls */
313#define SDVO_CMD_GET_SUPPORTED_POWER_STATES 0x2a 516#define SDVO_CMD_GET_SUPPORTED_POWER_STATES 0x2a
517/* Get power state returns info for encoder and monitor, rely on last
518 SetTargetInput and SetTargetOutput calls */
519#define SDVO_CMD_GET_POWER_STATE 0x2b
314#define SDVO_CMD_GET_ENCODER_POWER_STATE 0x2b 520#define SDVO_CMD_GET_ENCODER_POWER_STATE 0x2b
315#define SDVO_CMD_SET_ENCODER_POWER_STATE 0x2c 521#define SDVO_CMD_SET_ENCODER_POWER_STATE 0x2c
316# define SDVO_ENCODER_STATE_ON (1 << 0) 522# define SDVO_ENCODER_STATE_ON (1 << 0)
317# define SDVO_ENCODER_STATE_STANDBY (1 << 1) 523# define SDVO_ENCODER_STATE_STANDBY (1 << 1)
318# define SDVO_ENCODER_STATE_SUSPEND (1 << 2) 524# define SDVO_ENCODER_STATE_SUSPEND (1 << 2)
319# define SDVO_ENCODER_STATE_OFF (1 << 3) 525# define SDVO_ENCODER_STATE_OFF (1 << 3)
526# define SDVO_MONITOR_STATE_ON (1 << 4)
527# define SDVO_MONITOR_STATE_STANDBY (1 << 5)
528# define SDVO_MONITOR_STATE_SUSPEND (1 << 6)
529# define SDVO_MONITOR_STATE_OFF (1 << 7)
530
531#define SDVO_CMD_GET_MAX_PANEL_POWER_SEQUENCING 0x2d
532#define SDVO_CMD_GET_PANEL_POWER_SEQUENCING 0x2e
533#define SDVO_CMD_SET_PANEL_POWER_SEQUENCING 0x2f
534/**
535 * The panel power sequencing parameters are in units of milliseconds.
536 * The high fields are bits 8:9 of the 10-bit values.
537 */
538struct sdvo_panel_power_sequencing {
539 u8 t0;
540 u8 t1;
541 u8 t2;
542 u8 t3;
543 u8 t4;
544
545 unsigned int t0_high:2;
546 unsigned int t1_high:2;
547 unsigned int t2_high:2;
548 unsigned int t3_high:2;
549
550 unsigned int t4_high:2;
551 unsigned int pad:6;
552} __attribute__((packed));
553
554#define SDVO_CMD_GET_MAX_BACKLIGHT_LEVEL 0x30
555struct sdvo_max_backlight_reply {
556 u8 max_value;
557 u8 default_value;
558} __attribute__((packed));
559
560#define SDVO_CMD_GET_BACKLIGHT_LEVEL 0x31
561#define SDVO_CMD_SET_BACKLIGHT_LEVEL 0x32
562
563#define SDVO_CMD_GET_AMBIENT_LIGHT 0x33
564struct sdvo_get_ambient_light_reply {
565 u16 trip_low;
566 u16 trip_high;
567 u16 value;
568} __attribute__((packed));
569#define SDVO_CMD_SET_AMBIENT_LIGHT 0x34
570struct sdvo_set_ambient_light_reply {
571 u16 trip_low;
572 u16 trip_high;
573 unsigned int enable:1;
574 unsigned int pad:7;
575} __attribute__((packed));
576
577/* Set display power state */
578#define SDVO_CMD_SET_DISPLAY_POWER_STATE 0x7d
579# define SDVO_DISPLAY_STATE_ON (1 << 0)
580# define SDVO_DISPLAY_STATE_STANDBY (1 << 1)
581# define SDVO_DISPLAY_STATE_SUSPEND (1 << 2)
582# define SDVO_DISPLAY_STATE_OFF (1 << 3)
583
584#define SDVO_CMD_GET_SUPPORTED_ENHANCEMENTS 0x84
585struct intel_sdvo_enhancements_reply {
586 unsigned int flicker_filter:1;
587 unsigned int flicker_filter_adaptive:1;
588 unsigned int flicker_filter_2d:1;
589 unsigned int saturation:1;
590 unsigned int hue:1;
591 unsigned int brightness:1;
592 unsigned int contrast:1;
593 unsigned int overscan_h:1;
594
595 unsigned int overscan_v:1;
596 unsigned int position_h:1;
597 unsigned int position_v:1;
598 unsigned int sharpness:1;
599 unsigned int dot_crawl:1;
600 unsigned int dither:1;
601 unsigned int max_tv_chroma_filter:1;
602 unsigned int max_tv_luma_filter:1;
603} __attribute__((packed));
604
605/* Picture enhancement limits below are dependent on the current TV format,
606 * and thus need to be queried and set after it.
607 */
608#define SDVO_CMD_GET_MAX_FLICKER_FITER 0x4d
609#define SDVO_CMD_GET_MAX_ADAPTIVE_FLICKER_FITER 0x7b
610#define SDVO_CMD_GET_MAX_2D_FLICKER_FITER 0x52
611#define SDVO_CMD_GET_MAX_SATURATION 0x55
612#define SDVO_CMD_GET_MAX_HUE 0x58
613#define SDVO_CMD_GET_MAX_BRIGHTNESS 0x5b
614#define SDVO_CMD_GET_MAX_CONTRAST 0x5e
615#define SDVO_CMD_GET_MAX_OVERSCAN_H 0x61
616#define SDVO_CMD_GET_MAX_OVERSCAN_V 0x64
617#define SDVO_CMD_GET_MAX_POSITION_H 0x67
618#define SDVO_CMD_GET_MAX_POSITION_V 0x6a
619#define SDVO_CMD_GET_MAX_SHARPNESS_V 0x6d
620#define SDVO_CMD_GET_MAX_TV_CHROMA 0x74
621#define SDVO_CMD_GET_MAX_TV_LUMA 0x77
622struct intel_sdvo_enhancement_limits_reply {
623 u16 max_value;
624 u16 default_value;
625} __attribute__((packed));
320 626
321#define SDVO_CMD_SET_TV_RESOLUTION_SUPPORT 0x93 627#define SDVO_CMD_GET_LVDS_PANEL_INFORMATION 0x7f
628#define SDVO_CMD_SET_LVDS_PANEL_INFORMATION 0x80
629# define SDVO_LVDS_COLOR_DEPTH_18 (0 << 0)
630# define SDVO_LVDS_COLOR_DEPTH_24 (1 << 0)
631# define SDVO_LVDS_CONNECTOR_SPWG (0 << 2)
632# define SDVO_LVDS_CONNECTOR_OPENLDI (1 << 2)
633# define SDVO_LVDS_SINGLE_CHANNEL (0 << 4)
634# define SDVO_LVDS_DUAL_CHANNEL (1 << 4)
635
636#define SDVO_CMD_GET_FLICKER_FILTER 0x4e
637#define SDVO_CMD_SET_FLICKER_FILTER 0x4f
638#define SDVO_CMD_GET_ADAPTIVE_FLICKER_FITER 0x50
639#define SDVO_CMD_SET_ADAPTIVE_FLICKER_FITER 0x51
640#define SDVO_CMD_GET_2D_FLICKER_FITER 0x53
641#define SDVO_CMD_SET_2D_FLICKER_FITER 0x54
642#define SDVO_CMD_GET_SATURATION 0x56
643#define SDVO_CMD_SET_SATURATION 0x57
644#define SDVO_CMD_GET_HUE 0x59
645#define SDVO_CMD_SET_HUE 0x5a
646#define SDVO_CMD_GET_BRIGHTNESS 0x5c
647#define SDVO_CMD_SET_BRIGHTNESS 0x5d
648#define SDVO_CMD_GET_CONTRAST 0x5f
649#define SDVO_CMD_SET_CONTRAST 0x60
650#define SDVO_CMD_GET_OVERSCAN_H 0x62
651#define SDVO_CMD_SET_OVERSCAN_H 0x63
652#define SDVO_CMD_GET_OVERSCAN_V 0x65
653#define SDVO_CMD_SET_OVERSCAN_V 0x66
654#define SDVO_CMD_GET_POSITION_H 0x68
655#define SDVO_CMD_SET_POSITION_H 0x69
656#define SDVO_CMD_GET_POSITION_V 0x6b
657#define SDVO_CMD_SET_POSITION_V 0x6c
658#define SDVO_CMD_GET_SHARPNESS 0x6e
659#define SDVO_CMD_SET_SHARPNESS 0x6f
660#define SDVO_CMD_GET_TV_CHROMA 0x75
661#define SDVO_CMD_SET_TV_CHROMA 0x76
662#define SDVO_CMD_GET_TV_LUMA 0x78
663#define SDVO_CMD_SET_TV_LUMA 0x79
664struct intel_sdvo_enhancements_arg {
665 u16 value;
666}__attribute__((packed));
667
668#define SDVO_CMD_GET_DOT_CRAWL 0x70
669#define SDVO_CMD_SET_DOT_CRAWL 0x71
670# define SDVO_DOT_CRAWL_ON (1 << 0)
671# define SDVO_DOT_CRAWL_DEFAULT_ON (1 << 1)
672
673#define SDVO_CMD_GET_DITHER 0x72
674#define SDVO_CMD_SET_DITHER 0x73
675# define SDVO_DITHER_ON (1 << 0)
676# define SDVO_DITHER_DEFAULT_ON (1 << 1)
322 677
323#define SDVO_CMD_SET_CONTROL_BUS_SWITCH 0x7a 678#define SDVO_CMD_SET_CONTROL_BUS_SWITCH 0x7a
324# define SDVO_CONTROL_BUS_PROM 0x0 679# define SDVO_CONTROL_BUS_PROM (1 << 0)
325# define SDVO_CONTROL_BUS_DDC1 0x1 680# define SDVO_CONTROL_BUS_DDC1 (1 << 1)
326# define SDVO_CONTROL_BUS_DDC2 0x2 681# define SDVO_CONTROL_BUS_DDC2 (1 << 2)
327# define SDVO_CONTROL_BUS_DDC3 0x3 682# define SDVO_CONTROL_BUS_DDC3 (1 << 3)
683
684/* HDMI op codes */
685#define SDVO_CMD_GET_SUPP_ENCODE 0x9d
686#define SDVO_CMD_GET_ENCODE 0x9e
687#define SDVO_CMD_SET_ENCODE 0x9f
688 #define SDVO_ENCODE_DVI 0x0
689 #define SDVO_ENCODE_HDMI 0x1
690#define SDVO_CMD_SET_PIXEL_REPLI 0x8b
691#define SDVO_CMD_GET_PIXEL_REPLI 0x8c
692#define SDVO_CMD_GET_COLORIMETRY_CAP 0x8d
693#define SDVO_CMD_SET_COLORIMETRY 0x8e
694 #define SDVO_COLORIMETRY_RGB256 0x0
695 #define SDVO_COLORIMETRY_RGB220 0x1
696 #define SDVO_COLORIMETRY_YCrCb422 0x3
697 #define SDVO_COLORIMETRY_YCrCb444 0x4
698#define SDVO_CMD_GET_COLORIMETRY 0x8f
699#define SDVO_CMD_GET_AUDIO_ENCRYPT_PREFER 0x90
700#define SDVO_CMD_SET_AUDIO_STAT 0x91
701#define SDVO_CMD_GET_AUDIO_STAT 0x92
702#define SDVO_CMD_SET_HBUF_INDEX 0x93
703#define SDVO_CMD_GET_HBUF_INDEX 0x94
704#define SDVO_CMD_GET_HBUF_INFO 0x95
705#define SDVO_CMD_SET_HBUF_AV_SPLIT 0x96
706#define SDVO_CMD_GET_HBUF_AV_SPLIT 0x97
707#define SDVO_CMD_SET_HBUF_DATA 0x98
708#define SDVO_CMD_GET_HBUF_DATA 0x99
709#define SDVO_CMD_SET_HBUF_TXRATE 0x9a
710#define SDVO_CMD_GET_HBUF_TXRATE 0x9b
711 #define SDVO_HBUF_TX_DISABLED (0 << 6)
712 #define SDVO_HBUF_TX_ONCE (2 << 6)
713 #define SDVO_HBUF_TX_VSYNC (3 << 6)
714#define SDVO_CMD_GET_AUDIO_TX_INFO 0x9c
715
716struct intel_sdvo_encode{
717 u8 dvi_rev;
718 u8 hdmi_rev;
719} __attribute__ ((packed));
diff --git a/drivers/gpu/drm/radeon/radeon_cp.c b/drivers/gpu/drm/radeon/radeon_cp.c
index 63212d7bbc28..df4cf97e5d97 100644
--- a/drivers/gpu/drm/radeon/radeon_cp.c
+++ b/drivers/gpu/drm/radeon/radeon_cp.c
@@ -1039,9 +1039,9 @@ static int radeon_do_init_cp(struct drm_device *dev, drm_radeon_init_t *init,
1039 1039
1040#if __OS_HAS_AGP 1040#if __OS_HAS_AGP
1041 if (dev_priv->flags & RADEON_IS_AGP) { 1041 if (dev_priv->flags & RADEON_IS_AGP) {
1042 drm_core_ioremap(dev_priv->cp_ring, dev); 1042 drm_core_ioremap_wc(dev_priv->cp_ring, dev);
1043 drm_core_ioremap(dev_priv->ring_rptr, dev); 1043 drm_core_ioremap_wc(dev_priv->ring_rptr, dev);
1044 drm_core_ioremap(dev->agp_buffer_map, dev); 1044 drm_core_ioremap_wc(dev->agp_buffer_map, dev);
1045 if (!dev_priv->cp_ring->handle || 1045 if (!dev_priv->cp_ring->handle ||
1046 !dev_priv->ring_rptr->handle || 1046 !dev_priv->ring_rptr->handle ||
1047 !dev->agp_buffer_map->handle) { 1047 !dev->agp_buffer_map->handle) {
diff --git a/drivers/isdn/hardware/mISDN/hfcmulti.c b/drivers/isdn/hardware/mISDN/hfcmulti.c
index 595ba8eb4a07..0b28141e43bf 100644
--- a/drivers/isdn/hardware/mISDN/hfcmulti.c
+++ b/drivers/isdn/hardware/mISDN/hfcmulti.c
@@ -4599,6 +4599,7 @@ init_e1_port(struct hfc_multi *hc, struct hm_map *m)
4599 printk(KERN_ERR "%s: no memory for coeffs\n", 4599 printk(KERN_ERR "%s: no memory for coeffs\n",
4600 __func__); 4600 __func__);
4601 ret = -ENOMEM; 4601 ret = -ENOMEM;
4602 kfree(bch);
4602 goto free_chan; 4603 goto free_chan;
4603 } 4604 }
4604 bch->nr = ch; 4605 bch->nr = ch;
@@ -4767,6 +4768,7 @@ init_multi_port(struct hfc_multi *hc, int pt)
4767 printk(KERN_ERR "%s: no memory for coeffs\n", 4768 printk(KERN_ERR "%s: no memory for coeffs\n",
4768 __func__); 4769 __func__);
4769 ret = -ENOMEM; 4770 ret = -ENOMEM;
4771 kfree(bch);
4770 goto free_chan; 4772 goto free_chan;
4771 } 4773 }
4772 bch->nr = ch + 1; 4774 bch->nr = ch + 1;
diff --git a/drivers/net/3c509.c b/drivers/net/3c509.c
index 535c234286ea..8c694213035b 100644
--- a/drivers/net/3c509.c
+++ b/drivers/net/3c509.c
@@ -1475,6 +1475,7 @@ el3_resume(struct device *pdev)
1475 spin_lock_irqsave(&lp->lock, flags); 1475 spin_lock_irqsave(&lp->lock, flags);
1476 1476
1477 outw(PowerUp, ioaddr + EL3_CMD); 1477 outw(PowerUp, ioaddr + EL3_CMD);
1478 EL3WINDOW(0);
1478 el3_up(dev); 1479 el3_up(dev);
1479 1480
1480 if (netif_running(dev)) 1481 if (netif_running(dev))
diff --git a/drivers/net/gianfar.c b/drivers/net/gianfar.c
index acae2d8cd688..9b12a13a640f 100644
--- a/drivers/net/gianfar.c
+++ b/drivers/net/gianfar.c
@@ -1629,6 +1629,12 @@ static void gfar_schedule_cleanup(struct net_device *dev)
1629 if (netif_rx_schedule_prep(&priv->napi)) { 1629 if (netif_rx_schedule_prep(&priv->napi)) {
1630 gfar_write(&priv->regs->imask, IMASK_RTX_DISABLED); 1630 gfar_write(&priv->regs->imask, IMASK_RTX_DISABLED);
1631 __netif_rx_schedule(&priv->napi); 1631 __netif_rx_schedule(&priv->napi);
1632 } else {
1633 /*
1634 * Clear IEVENT, so interrupts aren't called again
1635 * because of the packets that have already arrived.
1636 */
1637 gfar_write(&priv->regs->ievent, IEVENT_RTX_MASK);
1632 } 1638 }
1633 1639
1634 spin_unlock(&priv->rxlock); 1640 spin_unlock(&priv->rxlock);
diff --git a/drivers/net/netxen/netxen_nic.h b/drivers/net/netxen/netxen_nic.h
index 9c78c963b721..f4dd9acb6877 100644
--- a/drivers/net/netxen/netxen_nic.h
+++ b/drivers/net/netxen/netxen_nic.h
@@ -1203,7 +1203,7 @@ typedef struct {
1203#define NETXEN_IS_MSI_FAMILY(adapter) \ 1203#define NETXEN_IS_MSI_FAMILY(adapter) \
1204 ((adapter)->flags & (NETXEN_NIC_MSI_ENABLED | NETXEN_NIC_MSIX_ENABLED)) 1204 ((adapter)->flags & (NETXEN_NIC_MSI_ENABLED | NETXEN_NIC_MSIX_ENABLED))
1205 1205
1206#define MSIX_ENTRIES_PER_ADAPTER 8 1206#define MSIX_ENTRIES_PER_ADAPTER 1
1207#define NETXEN_MSIX_TBL_SPACE 8192 1207#define NETXEN_MSIX_TBL_SPACE 8192
1208#define NETXEN_PCI_REG_MSIX_TBL 0x44 1208#define NETXEN_PCI_REG_MSIX_TBL 0x44
1209 1209
diff --git a/drivers/net/netxen/netxen_nic_main.c b/drivers/net/netxen/netxen_nic_main.c
index 645d384fe87e..3b17a7936147 100644
--- a/drivers/net/netxen/netxen_nic_main.c
+++ b/drivers/net/netxen/netxen_nic_main.c
@@ -76,6 +76,7 @@ static void netxen_nic_poll_controller(struct net_device *netdev);
76#endif 76#endif
77static irqreturn_t netxen_intr(int irq, void *data); 77static irqreturn_t netxen_intr(int irq, void *data);
78static irqreturn_t netxen_msi_intr(int irq, void *data); 78static irqreturn_t netxen_msi_intr(int irq, void *data);
79static irqreturn_t netxen_msix_intr(int irq, void *data);
79 80
80/* PCI Device ID Table */ 81/* PCI Device ID Table */
81#define ENTRY(device) \ 82#define ENTRY(device) \
@@ -1084,7 +1085,9 @@ static int netxen_nic_open(struct net_device *netdev)
1084 for (ring = 0; ring < adapter->max_rds_rings; ring++) 1085 for (ring = 0; ring < adapter->max_rds_rings; ring++)
1085 netxen_post_rx_buffers(adapter, ctx, ring); 1086 netxen_post_rx_buffers(adapter, ctx, ring);
1086 } 1087 }
1087 if (NETXEN_IS_MSI_FAMILY(adapter)) 1088 if (adapter->flags & NETXEN_NIC_MSIX_ENABLED)
1089 handler = netxen_msix_intr;
1090 else if (adapter->flags & NETXEN_NIC_MSI_ENABLED)
1088 handler = netxen_msi_intr; 1091 handler = netxen_msi_intr;
1089 else { 1092 else {
1090 flags |= IRQF_SHARED; 1093 flags |= IRQF_SHARED;
@@ -1612,6 +1615,14 @@ static irqreturn_t netxen_msi_intr(int irq, void *data)
1612 return IRQ_HANDLED; 1615 return IRQ_HANDLED;
1613} 1616}
1614 1617
1618static irqreturn_t netxen_msix_intr(int irq, void *data)
1619{
1620 struct netxen_adapter *adapter = data;
1621
1622 napi_schedule(&adapter->napi);
1623 return IRQ_HANDLED;
1624}
1625
1615static int netxen_nic_poll(struct napi_struct *napi, int budget) 1626static int netxen_nic_poll(struct napi_struct *napi, int budget)
1616{ 1627{
1617 struct netxen_adapter *adapter = container_of(napi, struct netxen_adapter, napi); 1628 struct netxen_adapter *adapter = container_of(napi, struct netxen_adapter, napi);
diff --git a/drivers/net/r8169.c b/drivers/net/r8169.c
index 2c73ca606b35..0771eb6fc6eb 100644
--- a/drivers/net/r8169.c
+++ b/drivers/net/r8169.c
@@ -437,6 +437,22 @@ enum features {
437 RTL_FEATURE_GMII = (1 << 2), 437 RTL_FEATURE_GMII = (1 << 2),
438}; 438};
439 439
440struct rtl8169_counters {
441 __le64 tx_packets;
442 __le64 rx_packets;
443 __le64 tx_errors;
444 __le32 rx_errors;
445 __le16 rx_missed;
446 __le16 align_errors;
447 __le32 tx_one_collision;
448 __le32 tx_multi_collision;
449 __le64 rx_unicast;
450 __le64 rx_broadcast;
451 __le32 rx_multicast;
452 __le16 tx_aborted;
453 __le16 tx_underun;
454};
455
440struct rtl8169_private { 456struct rtl8169_private {
441 void __iomem *mmio_addr; /* memory map physical address */ 457 void __iomem *mmio_addr; /* memory map physical address */
442 struct pci_dev *pci_dev; /* Index of PCI device */ 458 struct pci_dev *pci_dev; /* Index of PCI device */
@@ -480,6 +496,7 @@ struct rtl8169_private {
480 unsigned features; 496 unsigned features;
481 497
482 struct mii_if_info mii; 498 struct mii_if_info mii;
499 struct rtl8169_counters counters;
483}; 500};
484 501
485MODULE_AUTHOR("Realtek and the Linux r8169 crew <netdev@vger.kernel.org>"); 502MODULE_AUTHOR("Realtek and the Linux r8169 crew <netdev@vger.kernel.org>");
@@ -1100,22 +1117,6 @@ static const char rtl8169_gstrings[][ETH_GSTRING_LEN] = {
1100 "tx_underrun", 1117 "tx_underrun",
1101}; 1118};
1102 1119
1103struct rtl8169_counters {
1104 __le64 tx_packets;
1105 __le64 rx_packets;
1106 __le64 tx_errors;
1107 __le32 rx_errors;
1108 __le16 rx_missed;
1109 __le16 align_errors;
1110 __le32 tx_one_collision;
1111 __le32 tx_multi_collision;
1112 __le64 rx_unicast;
1113 __le64 rx_broadcast;
1114 __le32 rx_multicast;
1115 __le16 tx_aborted;
1116 __le16 tx_underun;
1117};
1118
1119static int rtl8169_get_sset_count(struct net_device *dev, int sset) 1120static int rtl8169_get_sset_count(struct net_device *dev, int sset)
1120{ 1121{
1121 switch (sset) { 1122 switch (sset) {
@@ -1126,16 +1127,21 @@ static int rtl8169_get_sset_count(struct net_device *dev, int sset)
1126 } 1127 }
1127} 1128}
1128 1129
1129static void rtl8169_get_ethtool_stats(struct net_device *dev, 1130static void rtl8169_update_counters(struct net_device *dev)
1130 struct ethtool_stats *stats, u64 *data)
1131{ 1131{
1132 struct rtl8169_private *tp = netdev_priv(dev); 1132 struct rtl8169_private *tp = netdev_priv(dev);
1133 void __iomem *ioaddr = tp->mmio_addr; 1133 void __iomem *ioaddr = tp->mmio_addr;
1134 struct rtl8169_counters *counters; 1134 struct rtl8169_counters *counters;
1135 dma_addr_t paddr; 1135 dma_addr_t paddr;
1136 u32 cmd; 1136 u32 cmd;
1137 int wait = 1000;
1137 1138
1138 ASSERT_RTNL(); 1139 /*
1140 * Some chips are unable to dump tally counters when the receiver
1141 * is disabled.
1142 */
1143 if ((RTL_R8(ChipCmd) & CmdRxEnb) == 0)
1144 return;
1139 1145
1140 counters = pci_alloc_consistent(tp->pci_dev, sizeof(*counters), &paddr); 1146 counters = pci_alloc_consistent(tp->pci_dev, sizeof(*counters), &paddr);
1141 if (!counters) 1147 if (!counters)
@@ -1146,31 +1152,45 @@ static void rtl8169_get_ethtool_stats(struct net_device *dev,
1146 RTL_W32(CounterAddrLow, cmd); 1152 RTL_W32(CounterAddrLow, cmd);
1147 RTL_W32(CounterAddrLow, cmd | CounterDump); 1153 RTL_W32(CounterAddrLow, cmd | CounterDump);
1148 1154
1149 while (RTL_R32(CounterAddrLow) & CounterDump) { 1155 while (wait--) {
1150 if (msleep_interruptible(1)) 1156 if ((RTL_R32(CounterAddrLow) & CounterDump) == 0) {
1157 /* copy updated counters */
1158 memcpy(&tp->counters, counters, sizeof(*counters));
1151 break; 1159 break;
1160 }
1161 udelay(10);
1152 } 1162 }
1153 1163
1154 RTL_W32(CounterAddrLow, 0); 1164 RTL_W32(CounterAddrLow, 0);
1155 RTL_W32(CounterAddrHigh, 0); 1165 RTL_W32(CounterAddrHigh, 0);
1156 1166
1157 data[0] = le64_to_cpu(counters->tx_packets);
1158 data[1] = le64_to_cpu(counters->rx_packets);
1159 data[2] = le64_to_cpu(counters->tx_errors);
1160 data[3] = le32_to_cpu(counters->rx_errors);
1161 data[4] = le16_to_cpu(counters->rx_missed);
1162 data[5] = le16_to_cpu(counters->align_errors);
1163 data[6] = le32_to_cpu(counters->tx_one_collision);
1164 data[7] = le32_to_cpu(counters->tx_multi_collision);
1165 data[8] = le64_to_cpu(counters->rx_unicast);
1166 data[9] = le64_to_cpu(counters->rx_broadcast);
1167 data[10] = le32_to_cpu(counters->rx_multicast);
1168 data[11] = le16_to_cpu(counters->tx_aborted);
1169 data[12] = le16_to_cpu(counters->tx_underun);
1170
1171 pci_free_consistent(tp->pci_dev, sizeof(*counters), counters, paddr); 1167 pci_free_consistent(tp->pci_dev, sizeof(*counters), counters, paddr);
1172} 1168}
1173 1169
1170static void rtl8169_get_ethtool_stats(struct net_device *dev,
1171 struct ethtool_stats *stats, u64 *data)
1172{
1173 struct rtl8169_private *tp = netdev_priv(dev);
1174
1175 ASSERT_RTNL();
1176
1177 rtl8169_update_counters(dev);
1178
1179 data[0] = le64_to_cpu(tp->counters.tx_packets);
1180 data[1] = le64_to_cpu(tp->counters.rx_packets);
1181 data[2] = le64_to_cpu(tp->counters.tx_errors);
1182 data[3] = le32_to_cpu(tp->counters.rx_errors);
1183 data[4] = le16_to_cpu(tp->counters.rx_missed);
1184 data[5] = le16_to_cpu(tp->counters.align_errors);
1185 data[6] = le32_to_cpu(tp->counters.tx_one_collision);
1186 data[7] = le32_to_cpu(tp->counters.tx_multi_collision);
1187 data[8] = le64_to_cpu(tp->counters.rx_unicast);
1188 data[9] = le64_to_cpu(tp->counters.rx_broadcast);
1189 data[10] = le32_to_cpu(tp->counters.rx_multicast);
1190 data[11] = le16_to_cpu(tp->counters.tx_aborted);
1191 data[12] = le16_to_cpu(tp->counters.tx_underun);
1192}
1193
1174static void rtl8169_get_strings(struct net_device *dev, u32 stringset, u8 *data) 1194static void rtl8169_get_strings(struct net_device *dev, u32 stringset, u8 *data)
1175{ 1195{
1176 switch(stringset) { 1196 switch(stringset) {
@@ -3682,6 +3702,9 @@ static int rtl8169_close(struct net_device *dev)
3682 struct rtl8169_private *tp = netdev_priv(dev); 3702 struct rtl8169_private *tp = netdev_priv(dev);
3683 struct pci_dev *pdev = tp->pci_dev; 3703 struct pci_dev *pdev = tp->pci_dev;
3684 3704
3705 /* update counters before going down */
3706 rtl8169_update_counters(dev);
3707
3685 rtl8169_down(dev); 3708 rtl8169_down(dev);
3686 3709
3687 free_irq(dev->irq, dev); 3710 free_irq(dev->irq, dev);
diff --git a/drivers/net/sungem.c b/drivers/net/sungem.c
index b17efa9cc530..491876341068 100644
--- a/drivers/net/sungem.c
+++ b/drivers/net/sungem.c
@@ -2221,6 +2221,8 @@ static int gem_do_start(struct net_device *dev)
2221 2221
2222 gp->running = 1; 2222 gp->running = 1;
2223 2223
2224 napi_enable(&gp->napi);
2225
2224 if (gp->lstate == link_up) { 2226 if (gp->lstate == link_up) {
2225 netif_carrier_on(gp->dev); 2227 netif_carrier_on(gp->dev);
2226 gem_set_link_modes(gp); 2228 gem_set_link_modes(gp);
@@ -2238,6 +2240,8 @@ static int gem_do_start(struct net_device *dev)
2238 spin_lock_irqsave(&gp->lock, flags); 2240 spin_lock_irqsave(&gp->lock, flags);
2239 spin_lock(&gp->tx_lock); 2241 spin_lock(&gp->tx_lock);
2240 2242
2243 napi_disable(&gp->napi);
2244
2241 gp->running = 0; 2245 gp->running = 0;
2242 gem_reset(gp); 2246 gem_reset(gp);
2243 gem_clean_rings(gp); 2247 gem_clean_rings(gp);
@@ -2338,8 +2342,6 @@ static int gem_open(struct net_device *dev)
2338 if (!gp->asleep) 2342 if (!gp->asleep)
2339 rc = gem_do_start(dev); 2343 rc = gem_do_start(dev);
2340 gp->opened = (rc == 0); 2344 gp->opened = (rc == 0);
2341 if (gp->opened)
2342 napi_enable(&gp->napi);
2343 2345
2344 mutex_unlock(&gp->pm_mutex); 2346 mutex_unlock(&gp->pm_mutex);
2345 2347
@@ -2476,8 +2478,6 @@ static int gem_resume(struct pci_dev *pdev)
2476 2478
2477 /* Re-attach net device */ 2479 /* Re-attach net device */
2478 netif_device_attach(dev); 2480 netif_device_attach(dev);
2479
2480 napi_enable(&gp->napi);
2481 } 2481 }
2482 2482
2483 spin_lock_irqsave(&gp->lock, flags); 2483 spin_lock_irqsave(&gp->lock, flags);
diff --git a/drivers/net/sunhme.c b/drivers/net/sunhme.c
index 7a72a3112f0a..cc4013be5e18 100644
--- a/drivers/net/sunhme.c
+++ b/drivers/net/sunhme.c
@@ -2629,6 +2629,14 @@ static int __devinit happy_meal_sbus_probe_one(struct of_device *op, int is_qfe)
2629 int i, qfe_slot = -1; 2629 int i, qfe_slot = -1;
2630 int err = -ENODEV; 2630 int err = -ENODEV;
2631 2631
2632 sbus_dp = to_of_device(op->dev.parent)->node;
2633 if (is_qfe)
2634 sbus_dp = to_of_device(op->dev.parent->parent)->node;
2635
2636 /* We can match PCI devices too, do not accept those here. */
2637 if (strcmp(sbus_dp->name, "sbus"))
2638 return err;
2639
2632 if (is_qfe) { 2640 if (is_qfe) {
2633 qp = quattro_sbus_find(op); 2641 qp = quattro_sbus_find(op);
2634 if (qp == NULL) 2642 if (qp == NULL)
@@ -2734,10 +2742,6 @@ static int __devinit happy_meal_sbus_probe_one(struct of_device *op, int is_qfe)
2734 if (qp != NULL) 2742 if (qp != NULL)
2735 hp->happy_flags |= HFLAG_QUATTRO; 2743 hp->happy_flags |= HFLAG_QUATTRO;
2736 2744
2737 sbus_dp = to_of_device(op->dev.parent)->node;
2738 if (is_qfe)
2739 sbus_dp = to_of_device(op->dev.parent->parent)->node;
2740
2741 /* Get the supported DVMA burst sizes from our Happy SBUS. */ 2745 /* Get the supported DVMA burst sizes from our Happy SBUS. */
2742 hp->happy_bursts = of_getintprop_default(sbus_dp, 2746 hp->happy_bursts = of_getintprop_default(sbus_dp,
2743 "burst-sizes", 0x00); 2747 "burst-sizes", 0x00);
diff --git a/drivers/net/tulip/de2104x.c b/drivers/net/tulip/de2104x.c
index 0bf2114738be..d4c5ecc51f77 100644
--- a/drivers/net/tulip/de2104x.c
+++ b/drivers/net/tulip/de2104x.c
@@ -464,13 +464,14 @@ static void de_rx (struct de_private *de)
464 drop = 1; 464 drop = 1;
465 465
466rx_next: 466rx_next:
467 de->rx_ring[rx_tail].opts1 = cpu_to_le32(DescOwn);
468 if (rx_tail == (DE_RX_RING_SIZE - 1)) 467 if (rx_tail == (DE_RX_RING_SIZE - 1))
469 de->rx_ring[rx_tail].opts2 = 468 de->rx_ring[rx_tail].opts2 =
470 cpu_to_le32(RingEnd | de->rx_buf_sz); 469 cpu_to_le32(RingEnd | de->rx_buf_sz);
471 else 470 else
472 de->rx_ring[rx_tail].opts2 = cpu_to_le32(de->rx_buf_sz); 471 de->rx_ring[rx_tail].opts2 = cpu_to_le32(de->rx_buf_sz);
473 de->rx_ring[rx_tail].addr1 = cpu_to_le32(mapping); 472 de->rx_ring[rx_tail].addr1 = cpu_to_le32(mapping);
473 wmb();
474 de->rx_ring[rx_tail].opts1 = cpu_to_le32(DescOwn);
474 rx_tail = NEXT_RX(rx_tail); 475 rx_tail = NEXT_RX(rx_tail);
475 } 476 }
476 477
diff --git a/drivers/net/tun.c b/drivers/net/tun.c
index d7b81e4fdd56..09fea31d3e36 100644
--- a/drivers/net/tun.c
+++ b/drivers/net/tun.c
@@ -157,10 +157,16 @@ static int update_filter(struct tap_filter *filter, void __user *arg)
157 157
158 nexact = n; 158 nexact = n;
159 159
160 /* The rest is hashed */ 160 /* Remaining multicast addresses are hashed,
161 * unicast will leave the filter disabled. */
161 memset(filter->mask, 0, sizeof(filter->mask)); 162 memset(filter->mask, 0, sizeof(filter->mask));
162 for (; n < uf.count; n++) 163 for (; n < uf.count; n++) {
164 if (!is_multicast_ether_addr(addr[n].u)) {
165 err = 0; /* no filter */
166 goto done;
167 }
163 addr_hash_set(filter->mask, addr[n].u); 168 addr_hash_set(filter->mask, addr[n].u);
169 }
164 170
165 /* For ALLMULTI just set the mask to all ones. 171 /* For ALLMULTI just set the mask to all ones.
166 * This overrides the mask populated above. */ 172 * This overrides the mask populated above. */
diff --git a/drivers/parport/parport_serial.c b/drivers/parport/parport_serial.c
index 101ed49a2d15..032db815b0f9 100644
--- a/drivers/parport/parport_serial.c
+++ b/drivers/parport/parport_serial.c
@@ -64,6 +64,11 @@ struct parport_pc_pci {
64 64
65static int __devinit netmos_parallel_init(struct pci_dev *dev, struct parport_pc_pci *card, int autoirq, int autodma) 65static int __devinit netmos_parallel_init(struct pci_dev *dev, struct parport_pc_pci *card, int autoirq, int autodma)
66{ 66{
67 /* the rule described below doesn't hold for this device */
68 if (dev->device == PCI_DEVICE_ID_NETMOS_9835 &&
69 dev->subsystem_vendor == PCI_VENDOR_ID_IBM &&
70 dev->subsystem_device == 0x0299)
71 return -ENODEV;
67 /* 72 /*
68 * Netmos uses the subdevice ID to indicate the number of parallel 73 * Netmos uses the subdevice ID to indicate the number of parallel
69 * and serial ports. The form is 0x00PS, where <P> is the number of 74 * and serial ports. The form is 0x00PS, where <P> is the number of
diff --git a/drivers/pci/intel-iommu.c b/drivers/pci/intel-iommu.c
index 3dfecb20d5e7..f4b7c79023ff 100644
--- a/drivers/pci/intel-iommu.c
+++ b/drivers/pci/intel-iommu.c
@@ -268,7 +268,12 @@ static long list_size;
268 268
269static void domain_remove_dev_info(struct dmar_domain *domain); 269static void domain_remove_dev_info(struct dmar_domain *domain);
270 270
271int dmar_disabled; 271#ifdef CONFIG_DMAR_DEFAULT_ON
272int dmar_disabled = 0;
273#else
274int dmar_disabled = 1;
275#endif /*CONFIG_DMAR_DEFAULT_ON*/
276
272static int __initdata dmar_map_gfx = 1; 277static int __initdata dmar_map_gfx = 1;
273static int dmar_forcedac; 278static int dmar_forcedac;
274static int intel_iommu_strict; 279static int intel_iommu_strict;
@@ -284,9 +289,12 @@ static int __init intel_iommu_setup(char *str)
284 if (!str) 289 if (!str)
285 return -EINVAL; 290 return -EINVAL;
286 while (*str) { 291 while (*str) {
287 if (!strncmp(str, "off", 3)) { 292 if (!strncmp(str, "on", 2)) {
293 dmar_disabled = 0;
294 printk(KERN_INFO "Intel-IOMMU: enabled\n");
295 } else if (!strncmp(str, "off", 3)) {
288 dmar_disabled = 1; 296 dmar_disabled = 1;
289 printk(KERN_INFO"Intel-IOMMU: disabled\n"); 297 printk(KERN_INFO "Intel-IOMMU: disabled\n");
290 } else if (!strncmp(str, "igfx_off", 8)) { 298 } else if (!strncmp(str, "igfx_off", 8)) {
291 dmar_map_gfx = 0; 299 dmar_map_gfx = 0;
292 printk(KERN_INFO 300 printk(KERN_INFO
diff --git a/drivers/power/pcf50633-charger.c b/drivers/power/pcf50633-charger.c
index e988ec130fcd..41aec2acbb91 100644
--- a/drivers/power/pcf50633-charger.c
+++ b/drivers/power/pcf50633-charger.c
@@ -199,7 +199,8 @@ static int adapter_get_property(struct power_supply *psy,
199 enum power_supply_property psp, 199 enum power_supply_property psp,
200 union power_supply_propval *val) 200 union power_supply_propval *val)
201{ 201{
202 struct pcf50633_mbc *mbc = container_of(psy, struct pcf50633_mbc, usb); 202 struct pcf50633_mbc *mbc = container_of(psy,
203 struct pcf50633_mbc, adapter);
203 int ret = 0; 204 int ret = 0;
204 205
205 switch (psp) { 206 switch (psp) {
diff --git a/drivers/rtc/rtc-au1xxx.c b/drivers/rtc/rtc-au1xxx.c
index 8906a688e6a6..979ed0406ce9 100644
--- a/drivers/rtc/rtc-au1xxx.c
+++ b/drivers/rtc/rtc-au1xxx.c
@@ -81,7 +81,7 @@ static int __devinit au1xtoy_rtc_probe(struct platform_device *pdev)
81 if (au_readl(SYS_TOYTRIM) != 32767) { 81 if (au_readl(SYS_TOYTRIM) != 32767) {
82 /* wait until hardware gives access to TRIM register */ 82 /* wait until hardware gives access to TRIM register */
83 t = 0x00100000; 83 t = 0x00100000;
84 while ((au_readl(SYS_COUNTER_CNTRL) & SYS_CNTRL_T0S) && t--) 84 while ((au_readl(SYS_COUNTER_CNTRL) & SYS_CNTRL_T0S) && --t)
85 msleep(1); 85 msleep(1);
86 86
87 if (!t) { 87 if (!t) {
diff --git a/drivers/rtc/rtc-pxa.c b/drivers/rtc/rtc-pxa.c
index bd56a033bfd0..bb8cc05605ac 100644
--- a/drivers/rtc/rtc-pxa.c
+++ b/drivers/rtc/rtc-pxa.c
@@ -485,7 +485,7 @@ static void __exit pxa_rtc_exit(void)
485module_init(pxa_rtc_init); 485module_init(pxa_rtc_init);
486module_exit(pxa_rtc_exit); 486module_exit(pxa_rtc_exit);
487 487
488MODULE_AUTHOR("Robert Jarzmik"); 488MODULE_AUTHOR("Robert Jarzmik <robert.jarzmik@free.fr>");
489MODULE_DESCRIPTION("PXA27x/PXA3xx Realtime Clock Driver (RTC)"); 489MODULE_DESCRIPTION("PXA27x/PXA3xx Realtime Clock Driver (RTC)");
490MODULE_LICENSE("GPL"); 490MODULE_LICENSE("GPL");
491MODULE_ALIAS("platform:pxa-rtc"); 491MODULE_ALIAS("platform:pxa-rtc");
diff --git a/drivers/s390/block/dasd.c b/drivers/s390/block/dasd.c
index bd5914994142..08c23a921012 100644
--- a/drivers/s390/block/dasd.c
+++ b/drivers/s390/block/dasd.c
@@ -57,6 +57,8 @@ static void dasd_device_tasklet(struct dasd_device *);
57static void dasd_block_tasklet(struct dasd_block *); 57static void dasd_block_tasklet(struct dasd_block *);
58static void do_kick_device(struct work_struct *); 58static void do_kick_device(struct work_struct *);
59static void dasd_return_cqr_cb(struct dasd_ccw_req *, void *); 59static void dasd_return_cqr_cb(struct dasd_ccw_req *, void *);
60static void dasd_device_timeout(unsigned long);
61static void dasd_block_timeout(unsigned long);
60 62
61/* 63/*
62 * SECTION: Operations on the device structure. 64 * SECTION: Operations on the device structure.
@@ -99,6 +101,8 @@ struct dasd_device *dasd_alloc_device(void)
99 (unsigned long) device); 101 (unsigned long) device);
100 INIT_LIST_HEAD(&device->ccw_queue); 102 INIT_LIST_HEAD(&device->ccw_queue);
101 init_timer(&device->timer); 103 init_timer(&device->timer);
104 device->timer.function = dasd_device_timeout;
105 device->timer.data = (unsigned long) device;
102 INIT_WORK(&device->kick_work, do_kick_device); 106 INIT_WORK(&device->kick_work, do_kick_device);
103 device->state = DASD_STATE_NEW; 107 device->state = DASD_STATE_NEW;
104 device->target = DASD_STATE_NEW; 108 device->target = DASD_STATE_NEW;
@@ -138,6 +142,8 @@ struct dasd_block *dasd_alloc_block(void)
138 INIT_LIST_HEAD(&block->ccw_queue); 142 INIT_LIST_HEAD(&block->ccw_queue);
139 spin_lock_init(&block->queue_lock); 143 spin_lock_init(&block->queue_lock);
140 init_timer(&block->timer); 144 init_timer(&block->timer);
145 block->timer.function = dasd_block_timeout;
146 block->timer.data = (unsigned long) block;
141 147
142 return block; 148 return block;
143} 149}
@@ -915,19 +921,10 @@ static void dasd_device_timeout(unsigned long ptr)
915 */ 921 */
916void dasd_device_set_timer(struct dasd_device *device, int expires) 922void dasd_device_set_timer(struct dasd_device *device, int expires)
917{ 923{
918 if (expires == 0) { 924 if (expires == 0)
919 if (timer_pending(&device->timer)) 925 del_timer(&device->timer);
920 del_timer(&device->timer); 926 else
921 return; 927 mod_timer(&device->timer, jiffies + expires);
922 }
923 if (timer_pending(&device->timer)) {
924 if (mod_timer(&device->timer, jiffies + expires))
925 return;
926 }
927 device->timer.function = dasd_device_timeout;
928 device->timer.data = (unsigned long) device;
929 device->timer.expires = jiffies + expires;
930 add_timer(&device->timer);
931} 928}
932 929
933/* 930/*
@@ -935,8 +932,7 @@ void dasd_device_set_timer(struct dasd_device *device, int expires)
935 */ 932 */
936void dasd_device_clear_timer(struct dasd_device *device) 933void dasd_device_clear_timer(struct dasd_device *device)
937{ 934{
938 if (timer_pending(&device->timer)) 935 del_timer(&device->timer);
939 del_timer(&device->timer);
940} 936}
941 937
942static void dasd_handle_killed_request(struct ccw_device *cdev, 938static void dasd_handle_killed_request(struct ccw_device *cdev,
@@ -1586,19 +1582,10 @@ static void dasd_block_timeout(unsigned long ptr)
1586 */ 1582 */
1587void dasd_block_set_timer(struct dasd_block *block, int expires) 1583void dasd_block_set_timer(struct dasd_block *block, int expires)
1588{ 1584{
1589 if (expires == 0) { 1585 if (expires == 0)
1590 if (timer_pending(&block->timer)) 1586 del_timer(&block->timer);
1591 del_timer(&block->timer); 1587 else
1592 return; 1588 mod_timer(&block->timer, jiffies + expires);
1593 }
1594 if (timer_pending(&block->timer)) {
1595 if (mod_timer(&block->timer, jiffies + expires))
1596 return;
1597 }
1598 block->timer.function = dasd_block_timeout;
1599 block->timer.data = (unsigned long) block;
1600 block->timer.expires = jiffies + expires;
1601 add_timer(&block->timer);
1602} 1589}
1603 1590
1604/* 1591/*
@@ -1606,8 +1593,7 @@ void dasd_block_set_timer(struct dasd_block *block, int expires)
1606 */ 1593 */
1607void dasd_block_clear_timer(struct dasd_block *block) 1594void dasd_block_clear_timer(struct dasd_block *block)
1608{ 1595{
1609 if (timer_pending(&block->timer)) 1596 del_timer(&block->timer);
1610 del_timer(&block->timer);
1611} 1597}
1612 1598
1613/* 1599/*
diff --git a/drivers/s390/block/dasd_devmap.c b/drivers/s390/block/dasd_devmap.c
index 300e28a531f8..34339902efb9 100644
--- a/drivers/s390/block/dasd_devmap.c
+++ b/drivers/s390/block/dasd_devmap.c
@@ -677,7 +677,7 @@ static ssize_t dasd_ff_show(struct device *dev, struct device_attribute *attr,
677 struct dasd_devmap *devmap; 677 struct dasd_devmap *devmap;
678 int ff_flag; 678 int ff_flag;
679 679
680 devmap = dasd_find_busid(dev->bus_id); 680 devmap = dasd_find_busid(dev_name(dev));
681 if (!IS_ERR(devmap)) 681 if (!IS_ERR(devmap))
682 ff_flag = (devmap->features & DASD_FEATURE_FAILFAST) != 0; 682 ff_flag = (devmap->features & DASD_FEATURE_FAILFAST) != 0;
683 else 683 else
diff --git a/drivers/staging/android/Kconfig b/drivers/staging/android/Kconfig
index 6b996db0dd6a..604bd1e0d546 100644
--- a/drivers/staging/android/Kconfig
+++ b/drivers/staging/android/Kconfig
@@ -27,6 +27,7 @@ menuconfig ANDROID_RAM_CONSOLE_ERROR_CORRECTION
27 bool "Android RAM Console Enable error correction" 27 bool "Android RAM Console Enable error correction"
28 default n 28 default n
29 depends on ANDROID_RAM_CONSOLE 29 depends on ANDROID_RAM_CONSOLE
30 depends on !ANDROID_RAM_CONSOLE_EARLY_INIT
30 select REED_SOLOMON 31 select REED_SOLOMON
31 select REED_SOLOMON_ENC8 32 select REED_SOLOMON_ENC8
32 select REED_SOLOMON_DEC8 33 select REED_SOLOMON_DEC8
diff --git a/drivers/staging/android/ram_console.c b/drivers/staging/android/ram_console.c
index bf006857a87a..643ac5ce381d 100644
--- a/drivers/staging/android/ram_console.c
+++ b/drivers/staging/android/ram_console.c
@@ -224,9 +224,23 @@ static int __init ram_console_init(struct ram_console_buffer *buffer,
224 ram_console_buffer_size = 224 ram_console_buffer_size =
225 buffer_size - sizeof(struct ram_console_buffer); 225 buffer_size - sizeof(struct ram_console_buffer);
226 226
227 if (ram_console_buffer_size > buffer_size) {
228 pr_err("ram_console: buffer %p, invalid size %d, datasize %d\n",
229 buffer, buffer_size, ram_console_buffer_size);
230 return 0;
231 }
232
227#ifdef CONFIG_ANDROID_RAM_CONSOLE_ERROR_CORRECTION 233#ifdef CONFIG_ANDROID_RAM_CONSOLE_ERROR_CORRECTION
228 ram_console_buffer_size -= (DIV_ROUND_UP(ram_console_buffer_size, 234 ram_console_buffer_size -= (DIV_ROUND_UP(ram_console_buffer_size,
229 ECC_BLOCK_SIZE) + 1) * ECC_SIZE; 235 ECC_BLOCK_SIZE) + 1) * ECC_SIZE;
236
237 if (ram_console_buffer_size > buffer_size) {
238 pr_err("ram_console: buffer %p, invalid size %d, "
239 "non-ecc datasize %d\n",
240 buffer, buffer_size, ram_console_buffer_size);
241 return 0;
242 }
243
230 ram_console_par_buffer = buffer->data + ram_console_buffer_size; 244 ram_console_par_buffer = buffer->data + ram_console_buffer_size;
231 245
232 246
diff --git a/drivers/staging/android/timed_gpio.c b/drivers/staging/android/timed_gpio.c
index 903270cbbe02..33daff0481d2 100644
--- a/drivers/staging/android/timed_gpio.c
+++ b/drivers/staging/android/timed_gpio.c
@@ -50,7 +50,7 @@ static ssize_t gpio_enable_show(struct device *dev, struct device_attribute *att
50 if (hrtimer_active(&gpio_data->timer)) { 50 if (hrtimer_active(&gpio_data->timer)) {
51 ktime_t r = hrtimer_get_remaining(&gpio_data->timer); 51 ktime_t r = hrtimer_get_remaining(&gpio_data->timer);
52 struct timeval t = ktime_to_timeval(r); 52 struct timeval t = ktime_to_timeval(r);
53 remaining = t.tv_sec * 1000 + t.tv_usec; 53 remaining = t.tv_sec * 1000 + t.tv_usec / 1000;
54 } else 54 } else
55 remaining = 0; 55 remaining = 0;
56 56
diff --git a/drivers/staging/at76_usb/Kconfig b/drivers/staging/at76_usb/Kconfig
index 4c0e55e15448..8606f9621624 100644
--- a/drivers/staging/at76_usb/Kconfig
+++ b/drivers/staging/at76_usb/Kconfig
@@ -1,6 +1,6 @@
1config USB_ATMEL 1config USB_ATMEL
2 tristate "Atmel at76c503/at76c505/at76c505a USB cards" 2 tristate "Atmel at76c503/at76c505/at76c505a USB cards"
3 depends on MAC80211 && WLAN_80211 && USB 3 depends on WLAN_80211 && USB
4 default N 4 default N
5 select FW_LOADER 5 select FW_LOADER
6 ---help--- 6 ---help---
diff --git a/drivers/staging/at76_usb/at76_usb.c b/drivers/staging/at76_usb/at76_usb.c
index 185533e54769..c8e4d31c7df2 100644
--- a/drivers/staging/at76_usb/at76_usb.c
+++ b/drivers/staging/at76_usb/at76_usb.c
@@ -6,7 +6,6 @@
6 * Copyright (c) 2004 Nick Jones 6 * Copyright (c) 2004 Nick Jones
7 * Copyright (c) 2004 Balint Seeber <n0_5p4m_p13453@hotmail.com> 7 * Copyright (c) 2004 Balint Seeber <n0_5p4m_p13453@hotmail.com>
8 * Copyright (c) 2007 Guido Guenther <agx@sigxcpu.org> 8 * Copyright (c) 2007 Guido Guenther <agx@sigxcpu.org>
9 * Copyright (c) 2007 Kalle Valo <kalle.valo@iki.fi>
10 * 9 *
11 * This program is free software; you can redistribute it and/or 10 * This program is free software; you can redistribute it and/or
12 * modify it under the terms of the GNU General Public License as 11 * modify it under the terms of the GNU General Public License as
@@ -17,13 +16,6 @@
17 * Atmel AT76C503A/505/505A. 16 * Atmel AT76C503A/505/505A.
18 * 17 *
19 * Some iw_handler code was taken from airo.c, (C) 1999 Benjamin Reed 18 * Some iw_handler code was taken from airo.c, (C) 1999 Benjamin Reed
20 *
21 * TODO for the mac80211 port:
22 * o adhoc support
23 * o RTS/CTS support
24 * o Power Save Mode support
25 * o support for short/long preambles
26 * o export variables through debugfs/sysfs
27 */ 19 */
28 20
29#include <linux/init.h> 21#include <linux/init.h>
@@ -44,7 +36,7 @@
44#include <net/ieee80211_radiotap.h> 36#include <net/ieee80211_radiotap.h>
45#include <linux/firmware.h> 37#include <linux/firmware.h>
46#include <linux/leds.h> 38#include <linux/leds.h>
47#include <net/mac80211.h> 39#include <net/ieee80211.h>
48 40
49#include "at76_usb.h" 41#include "at76_usb.h"
50 42
@@ -84,43 +76,31 @@
84#define DBG_WE_EVENTS 0x08000000 /* dump wireless events */ 76#define DBG_WE_EVENTS 0x08000000 /* dump wireless events */
85#define DBG_FW 0x10000000 /* firmware download */ 77#define DBG_FW 0x10000000 /* firmware download */
86#define DBG_DFU 0x20000000 /* device firmware upgrade */ 78#define DBG_DFU 0x20000000 /* device firmware upgrade */
87#define DBG_CMD 0x40000000
88#define DBG_MAC80211 0x80000000
89 79
90#define DBG_DEFAULTS 0 80#define DBG_DEFAULTS 0
91 81
92/* Use our own dbg macro */ 82/* Use our own dbg macro */
93#define at76_dbg(bits, format, arg...) \ 83#define at76_dbg(bits, format, arg...) \
94do { \ 84 do { \
95 if (at76_debug & (bits)) \ 85 if (at76_debug & (bits)) \
96 printk(KERN_DEBUG DRIVER_NAME ": " format "\n" , ## arg); \
97} while (0)
98
99#define at76_dbg_dump(bits, buf, len, format, arg...) \
100do { \
101 if (at76_debug & (bits)) { \
102 printk(KERN_DEBUG DRIVER_NAME ": " format "\n" , ## arg); \ 86 printk(KERN_DEBUG DRIVER_NAME ": " format "\n" , ## arg); \
103 print_hex_dump_bytes("", DUMP_PREFIX_OFFSET, buf, len); \ 87 } while (0)
104 } \
105} while (0)
106 88
107static int at76_debug = DBG_DEFAULTS; 89static int at76_debug = DBG_DEFAULTS;
108 90
109#define FIRMWARE_IS_WPA(ver) ((ver.major == 1) && (ver.minor == 103))
110
111/* Protect against concurrent firmware loading and parsing */ 91/* Protect against concurrent firmware loading and parsing */
112static struct mutex fw_mutex; 92static struct mutex fw_mutex;
113 93
114static struct fwentry firmwares[] = { 94static struct fwentry firmwares[] = {
115 [0] = { "" }, 95 [0] = {""},
116 [BOARD_503_ISL3861] = { "atmel_at76c503-i3861.bin" }, 96 [BOARD_503_ISL3861] = {"atmel_at76c503-i3861.bin"},
117 [BOARD_503_ISL3863] = { "atmel_at76c503-i3863.bin" }, 97 [BOARD_503_ISL3863] = {"atmel_at76c503-i3863.bin"},
118 [BOARD_503] = { "atmel_at76c503-rfmd.bin" }, 98 [BOARD_503] = {"atmel_at76c503-rfmd.bin"},
119 [BOARD_503_ACC] = { "atmel_at76c503-rfmd-acc.bin" }, 99 [BOARD_503_ACC] = {"atmel_at76c503-rfmd-acc.bin"},
120 [BOARD_505] = { "atmel_at76c505-rfmd.bin" }, 100 [BOARD_505] = {"atmel_at76c505-rfmd.bin"},
121 [BOARD_505_2958] = { "atmel_at76c505-rfmd2958.bin" }, 101 [BOARD_505_2958] = {"atmel_at76c505-rfmd2958.bin"},
122 [BOARD_505A] = { "atmel_at76c505a-rfmd2958.bin" }, 102 [BOARD_505A] = {"atmel_at76c505a-rfmd2958.bin"},
123 [BOARD_505AMX] = { "atmel_at76c505amx-rfmd.bin" }, 103 [BOARD_505AMX] = {"atmel_at76c505amx-rfmd.bin"},
124}; 104};
125 105
126#define USB_DEVICE_DATA(__ops) .driver_info = (kernel_ulong_t)(__ops) 106#define USB_DEVICE_DATA(__ops) .driver_info = (kernel_ulong_t)(__ops)
@@ -130,133 +110,135 @@ static struct usb_device_id dev_table[] = {
130 * at76c503-i3861 110 * at76c503-i3861
131 */ 111 */
132 /* Generic AT76C503/3861 device */ 112 /* Generic AT76C503/3861 device */
133 { USB_DEVICE(0x03eb, 0x7603), USB_DEVICE_DATA(BOARD_503_ISL3861) }, 113 {USB_DEVICE(0x03eb, 0x7603), USB_DEVICE_DATA(BOARD_503_ISL3861)},
134 /* Linksys WUSB11 v2.1/v2.6 */ 114 /* Linksys WUSB11 v2.1/v2.6 */
135 { USB_DEVICE(0x066b, 0x2211), USB_DEVICE_DATA(BOARD_503_ISL3861) }, 115 {USB_DEVICE(0x066b, 0x2211), USB_DEVICE_DATA(BOARD_503_ISL3861)},
136 /* Netgear MA101 rev. A */ 116 /* Netgear MA101 rev. A */
137 { USB_DEVICE(0x0864, 0x4100), USB_DEVICE_DATA(BOARD_503_ISL3861) }, 117 {USB_DEVICE(0x0864, 0x4100), USB_DEVICE_DATA(BOARD_503_ISL3861)},
138 /* Tekram U300C / Allnet ALL0193 */ 118 /* Tekram U300C / Allnet ALL0193 */
139 { USB_DEVICE(0x0b3b, 0x1612), USB_DEVICE_DATA(BOARD_503_ISL3861) }, 119 {USB_DEVICE(0x0b3b, 0x1612), USB_DEVICE_DATA(BOARD_503_ISL3861)},
140 /* HP HN210W J7801A */ 120 /* HP HN210W J7801A */
141 { USB_DEVICE(0x03f0, 0x011c), USB_DEVICE_DATA(BOARD_503_ISL3861) }, 121 {USB_DEVICE(0x03f0, 0x011c), USB_DEVICE_DATA(BOARD_503_ISL3861)},
142 /* Sitecom/Z-Com/Zyxel M4Y-750 */ 122 /* Sitecom/Z-Com/Zyxel M4Y-750 */
143 { USB_DEVICE(0x0cde, 0x0001), USB_DEVICE_DATA(BOARD_503_ISL3861) }, 123 {USB_DEVICE(0x0cde, 0x0001), USB_DEVICE_DATA(BOARD_503_ISL3861)},
144 /* Dynalink/Askey WLL013 (intersil) */ 124 /* Dynalink/Askey WLL013 (intersil) */
145 { USB_DEVICE(0x069a, 0x0320), USB_DEVICE_DATA(BOARD_503_ISL3861) }, 125 {USB_DEVICE(0x069a, 0x0320), USB_DEVICE_DATA(BOARD_503_ISL3861)},
146 /* EZ connect 11Mpbs Wireless USB Adapter SMC2662W v1 */ 126 /* EZ connect 11Mpbs Wireless USB Adapter SMC2662W v1 */
147 { USB_DEVICE(0x0d5c, 0xa001), USB_DEVICE_DATA(BOARD_503_ISL3861) }, 127 {USB_DEVICE(0x0d5c, 0xa001), USB_DEVICE_DATA(BOARD_503_ISL3861)},
148 /* BenQ AWL300 */ 128 /* BenQ AWL300 */
149 { USB_DEVICE(0x04a5, 0x9000), USB_DEVICE_DATA(BOARD_503_ISL3861) }, 129 {USB_DEVICE(0x04a5, 0x9000), USB_DEVICE_DATA(BOARD_503_ISL3861)},
150 /* Addtron AWU-120, Compex WLU11 */ 130 /* Addtron AWU-120, Compex WLU11 */
151 { USB_DEVICE(0x05dd, 0xff31), USB_DEVICE_DATA(BOARD_503_ISL3861) }, 131 {USB_DEVICE(0x05dd, 0xff31), USB_DEVICE_DATA(BOARD_503_ISL3861)},
152 /* Intel AP310 AnyPoint II USB */ 132 /* Intel AP310 AnyPoint II USB */
153 { USB_DEVICE(0x8086, 0x0200), USB_DEVICE_DATA(BOARD_503_ISL3861) }, 133 {USB_DEVICE(0x8086, 0x0200), USB_DEVICE_DATA(BOARD_503_ISL3861)},
154 /* Dynalink L11U */ 134 /* Dynalink L11U */
155 { USB_DEVICE(0x0d8e, 0x7100), USB_DEVICE_DATA(BOARD_503_ISL3861) }, 135 {USB_DEVICE(0x0d8e, 0x7100), USB_DEVICE_DATA(BOARD_503_ISL3861)},
156 /* Arescom WL-210, FCC id 07J-GL2411USB */ 136 /* Arescom WL-210, FCC id 07J-GL2411USB */
157 { USB_DEVICE(0x0d8e, 0x7110), USB_DEVICE_DATA(BOARD_503_ISL3861) }, 137 {USB_DEVICE(0x0d8e, 0x7110), USB_DEVICE_DATA(BOARD_503_ISL3861)},
158 /* I-O DATA WN-B11/USB */ 138 /* I-O DATA WN-B11/USB */
159 { USB_DEVICE(0x04bb, 0x0919), USB_DEVICE_DATA(BOARD_503_ISL3861) }, 139 {USB_DEVICE(0x04bb, 0x0919), USB_DEVICE_DATA(BOARD_503_ISL3861)},
160 /* BT Voyager 1010 */ 140 /* BT Voyager 1010 */
161 { USB_DEVICE(0x069a, 0x0821), USB_DEVICE_DATA(BOARD_503_ISL3861) }, 141 {USB_DEVICE(0x069a, 0x0821), USB_DEVICE_DATA(BOARD_503_ISL3861)},
162 /* 142 /*
163 * at76c503-i3863 143 * at76c503-i3863
164 */ 144 */
165 /* Generic AT76C503/3863 device */ 145 /* Generic AT76C503/3863 device */
166 { USB_DEVICE(0x03eb, 0x7604), USB_DEVICE_DATA(BOARD_503_ISL3863) }, 146 {USB_DEVICE(0x03eb, 0x7604), USB_DEVICE_DATA(BOARD_503_ISL3863)},
167 /* Samsung SWL-2100U */ 147 /* Samsung SWL-2100U */
168 { USB_DEVICE(0x055d, 0xa000), USB_DEVICE_DATA(BOARD_503_ISL3863) }, 148 {USB_DEVICE(0x055d, 0xa000), USB_DEVICE_DATA(BOARD_503_ISL3863)},
169 /* 149 /*
170 * at76c503-rfmd 150 * at76c503-rfmd
171 */ 151 */
172 /* Generic AT76C503/RFMD device */ 152 /* Generic AT76C503/RFMD device */
173 { USB_DEVICE(0x03eb, 0x7605), USB_DEVICE_DATA(BOARD_503) }, 153 {USB_DEVICE(0x03eb, 0x7605), USB_DEVICE_DATA(BOARD_503)},
174 /* Dynalink/Askey WLL013 (rfmd) */ 154 /* Dynalink/Askey WLL013 (rfmd) */
175 { USB_DEVICE(0x069a, 0x0321), USB_DEVICE_DATA(BOARD_503) }, 155 {USB_DEVICE(0x069a, 0x0321), USB_DEVICE_DATA(BOARD_503)},
176 /* Linksys WUSB11 v2.6 */ 156 /* Linksys WUSB11 v2.6 */
177 { USB_DEVICE(0x077b, 0x2219), USB_DEVICE_DATA(BOARD_503) }, 157 {USB_DEVICE(0x077b, 0x2219), USB_DEVICE_DATA(BOARD_503)},
178 /* Network Everywhere NWU11B */ 158 /* Network Everywhere NWU11B */
179 { USB_DEVICE(0x077b, 0x2227), USB_DEVICE_DATA(BOARD_503) }, 159 {USB_DEVICE(0x077b, 0x2227), USB_DEVICE_DATA(BOARD_503)},
180 /* Netgear MA101 rev. B */ 160 /* Netgear MA101 rev. B */
181 { USB_DEVICE(0x0864, 0x4102), USB_DEVICE_DATA(BOARD_503) }, 161 {USB_DEVICE(0x0864, 0x4102), USB_DEVICE_DATA(BOARD_503)},
182 /* D-Link DWL-120 rev. E */ 162 /* D-Link DWL-120 rev. E */
183 { USB_DEVICE(0x2001, 0x3200), USB_DEVICE_DATA(BOARD_503) }, 163 {USB_DEVICE(0x2001, 0x3200), USB_DEVICE_DATA(BOARD_503)},
184 /* Actiontec 802UAT1, HWU01150-01UK */ 164 /* Actiontec 802UAT1, HWU01150-01UK */
185 { USB_DEVICE(0x1668, 0x7605), USB_DEVICE_DATA(BOARD_503) }, 165 {USB_DEVICE(0x1668, 0x7605), USB_DEVICE_DATA(BOARD_503)},
186 /* AirVast W-Buddie WN210 */ 166 /* AirVast W-Buddie WN210 */
187 { USB_DEVICE(0x03eb, 0x4102), USB_DEVICE_DATA(BOARD_503) }, 167 {USB_DEVICE(0x03eb, 0x4102), USB_DEVICE_DATA(BOARD_503)},
188 /* Dick Smith Electronics XH1153 802.11b USB adapter */ 168 /* Dick Smith Electronics XH1153 802.11b USB adapter */
189 { USB_DEVICE(0x1371, 0x5743), USB_DEVICE_DATA(BOARD_503) }, 169 {USB_DEVICE(0x1371, 0x5743), USB_DEVICE_DATA(BOARD_503)},
190 /* CNet CNUSB611 */ 170 /* CNet CNUSB611 */
191 { USB_DEVICE(0x1371, 0x0001), USB_DEVICE_DATA(BOARD_503) }, 171 {USB_DEVICE(0x1371, 0x0001), USB_DEVICE_DATA(BOARD_503)},
192 /* FiberLine FL-WL200U */ 172 /* FiberLine FL-WL200U */
193 { USB_DEVICE(0x1371, 0x0002), USB_DEVICE_DATA(BOARD_503) }, 173 {USB_DEVICE(0x1371, 0x0002), USB_DEVICE_DATA(BOARD_503)},
194 /* BenQ AWL400 USB stick */ 174 /* BenQ AWL400 USB stick */
195 { USB_DEVICE(0x04a5, 0x9001), USB_DEVICE_DATA(BOARD_503) }, 175 {USB_DEVICE(0x04a5, 0x9001), USB_DEVICE_DATA(BOARD_503)},
196 /* 3Com 3CRSHEW696 */ 176 /* 3Com 3CRSHEW696 */
197 { USB_DEVICE(0x0506, 0x0a01), USB_DEVICE_DATA(BOARD_503) }, 177 {USB_DEVICE(0x0506, 0x0a01), USB_DEVICE_DATA(BOARD_503)},
198 /* Siemens Santis ADSL WLAN USB adapter WLL 013 */ 178 /* Siemens Santis ADSL WLAN USB adapter WLL 013 */
199 { USB_DEVICE(0x0681, 0x001b), USB_DEVICE_DATA(BOARD_503) }, 179 {USB_DEVICE(0x0681, 0x001b), USB_DEVICE_DATA(BOARD_503)},
200 /* Belkin F5D6050, version 2 */ 180 /* Belkin F5D6050, version 2 */
201 { USB_DEVICE(0x050d, 0x0050), USB_DEVICE_DATA(BOARD_503) }, 181 {USB_DEVICE(0x050d, 0x0050), USB_DEVICE_DATA(BOARD_503)},
202 /* iBlitzz, BWU613 (not *B or *SB) */ 182 /* iBlitzz, BWU613 (not *B or *SB) */
203 { USB_DEVICE(0x07b8, 0xb000), USB_DEVICE_DATA(BOARD_503) }, 183 {USB_DEVICE(0x07b8, 0xb000), USB_DEVICE_DATA(BOARD_503)},
204 /* Gigabyte GN-WLBM101 */ 184 /* Gigabyte GN-WLBM101 */
205 { USB_DEVICE(0x1044, 0x8003), USB_DEVICE_DATA(BOARD_503) }, 185 {USB_DEVICE(0x1044, 0x8003), USB_DEVICE_DATA(BOARD_503)},
206 /* Planex GW-US11S */ 186 /* Planex GW-US11S */
207 { USB_DEVICE(0x2019, 0x3220), USB_DEVICE_DATA(BOARD_503) }, 187 {USB_DEVICE(0x2019, 0x3220), USB_DEVICE_DATA(BOARD_503)},
208 /* Internal WLAN adapter in h5[4,5]xx series iPAQs */ 188 /* Internal WLAN adapter in h5[4,5]xx series iPAQs */
209 { USB_DEVICE(0x049f, 0x0032), USB_DEVICE_DATA(BOARD_503) }, 189 {USB_DEVICE(0x049f, 0x0032), USB_DEVICE_DATA(BOARD_503)},
210 /* Corega Wireless LAN USB-11 mini */ 190 /* Corega Wireless LAN USB-11 mini */
211 { USB_DEVICE(0x07aa, 0x0011), USB_DEVICE_DATA(BOARD_503) }, 191 {USB_DEVICE(0x07aa, 0x0011), USB_DEVICE_DATA(BOARD_503)},
212 /* Corega Wireless LAN USB-11 mini2 */ 192 /* Corega Wireless LAN USB-11 mini2 */
213 { USB_DEVICE(0x07aa, 0x0018), USB_DEVICE_DATA(BOARD_503) }, 193 {USB_DEVICE(0x07aa, 0x0018), USB_DEVICE_DATA(BOARD_503)},
214 /* Uniden PCW100 */ 194 /* Uniden PCW100 */
215 { USB_DEVICE(0x05dd, 0xff35), USB_DEVICE_DATA(BOARD_503) }, 195 {USB_DEVICE(0x05dd, 0xff35), USB_DEVICE_DATA(BOARD_503)},
216 /* 196 /*
217 * at76c503-rfmd-acc 197 * at76c503-rfmd-acc
218 */ 198 */
219 /* SMC2664W */ 199 /* SMC2664W */
220 { USB_DEVICE(0x083a, 0x3501), USB_DEVICE_DATA(BOARD_503_ACC) }, 200 {USB_DEVICE(0x083a, 0x3501), USB_DEVICE_DATA(BOARD_503_ACC)},
221 /* Belkin F5D6050, SMC2662W v2, SMC2662W-AR */ 201 /* Belkin F5D6050, SMC2662W v2, SMC2662W-AR */
222 { USB_DEVICE(0x0d5c, 0xa002), USB_DEVICE_DATA(BOARD_503_ACC) }, 202 {USB_DEVICE(0x0d5c, 0xa002), USB_DEVICE_DATA(BOARD_503_ACC)},
223 /* 203 /*
224 * at76c505-rfmd 204 * at76c505-rfmd
225 */ 205 */
226 /* Generic AT76C505/RFMD */ 206 /* Generic AT76C505/RFMD */
227 { USB_DEVICE(0x03eb, 0x7606), USB_DEVICE_DATA(BOARD_505) }, 207 {USB_DEVICE(0x03eb, 0x7606), USB_DEVICE_DATA(BOARD_505)},
228 /* 208 /*
229 * at76c505-rfmd2958 209 * at76c505-rfmd2958
230 */ 210 */
231 /* Generic AT76C505/RFMD, OvisLink WL-1130USB */ 211 /* Generic AT76C505/RFMD, OvisLink WL-1130USB */
232 { USB_DEVICE(0x03eb, 0x7613), USB_DEVICE_DATA(BOARD_505_2958) }, 212 {USB_DEVICE(0x03eb, 0x7613), USB_DEVICE_DATA(BOARD_505_2958)},
233 /* Fiberline FL-WL240U */ 213 /* Fiberline FL-WL240U */
234 { USB_DEVICE(0x1371, 0x0014), USB_DEVICE_DATA(BOARD_505_2958) }, 214 {USB_DEVICE(0x1371, 0x0014), USB_DEVICE_DATA(BOARD_505_2958)},
235 /* CNet CNUSB-611G */ 215 /* CNet CNUSB-611G */
236 { USB_DEVICE(0x1371, 0x0013), USB_DEVICE_DATA(BOARD_505_2958) }, 216 {USB_DEVICE(0x1371, 0x0013), USB_DEVICE_DATA(BOARD_505_2958)},
237 /* Linksys WUSB11 v2.8 */ 217 /* Linksys WUSB11 v2.8 */
238 { USB_DEVICE(0x1915, 0x2233), USB_DEVICE_DATA(BOARD_505_2958) }, 218 {USB_DEVICE(0x1915, 0x2233), USB_DEVICE_DATA(BOARD_505_2958)},
239 /* Xterasys XN-2122B, IBlitzz BWU613B/BWU613SB */ 219 /* Xterasys XN-2122B, IBlitzz BWU613B/BWU613SB */
240 { USB_DEVICE(0x12fd, 0x1001), USB_DEVICE_DATA(BOARD_505_2958) }, 220 {USB_DEVICE(0x12fd, 0x1001), USB_DEVICE_DATA(BOARD_505_2958)},
241 /* Corega WLAN USB Stick 11 */ 221 /* Corega WLAN USB Stick 11 */
242 { USB_DEVICE(0x07aa, 0x7613), USB_DEVICE_DATA(BOARD_505_2958) }, 222 {USB_DEVICE(0x07aa, 0x7613), USB_DEVICE_DATA(BOARD_505_2958)},
243 /* Microstar MSI Box MS6978 */ 223 /* Microstar MSI Box MS6978 */
244 { USB_DEVICE(0x0db0, 0x1020), USB_DEVICE_DATA(BOARD_505_2958) }, 224 {USB_DEVICE(0x0db0, 0x1020), USB_DEVICE_DATA(BOARD_505_2958)},
245 /* 225 /*
246 * at76c505a-rfmd2958 226 * at76c505a-rfmd2958
247 */ 227 */
248 /* Generic AT76C505A device */ 228 /* Generic AT76C505A device */
249 { USB_DEVICE(0x03eb, 0x7614), USB_DEVICE_DATA(BOARD_505A) }, 229 {USB_DEVICE(0x03eb, 0x7614), USB_DEVICE_DATA(BOARD_505A)},
250 /* Generic AT76C505AS device */ 230 /* Generic AT76C505AS device */
251 { USB_DEVICE(0x03eb, 0x7617), USB_DEVICE_DATA(BOARD_505A) }, 231 {USB_DEVICE(0x03eb, 0x7617), USB_DEVICE_DATA(BOARD_505A)},
252 /* Siemens Gigaset USB WLAN Adapter 11 */ 232 /* Siemens Gigaset USB WLAN Adapter 11 */
253 { USB_DEVICE(0x1690, 0x0701), USB_DEVICE_DATA(BOARD_505A) }, 233 {USB_DEVICE(0x1690, 0x0701), USB_DEVICE_DATA(BOARD_505A)},
234 /* OQO Model 01+ Internal Wi-Fi */
235 {USB_DEVICE(0x1557, 0x0002), USB_DEVICE_DATA(BOARD_505A)},
254 /* 236 /*
255 * at76c505amx-rfmd 237 * at76c505amx-rfmd
256 */ 238 */
257 /* Generic AT76C505AMX device */ 239 /* Generic AT76C505AMX device */
258 { USB_DEVICE(0x03eb, 0x7615), USB_DEVICE_DATA(BOARD_505AMX) }, 240 {USB_DEVICE(0x03eb, 0x7615), USB_DEVICE_DATA(BOARD_505AMX)},
259 { } 241 {}
260}; 242};
261 243
262MODULE_DEVICE_TABLE(usb, dev_table); 244MODULE_DEVICE_TABLE(usb, dev_table);
@@ -264,8 +246,26 @@ MODULE_DEVICE_TABLE(usb, dev_table);
264/* Supported rates of this hardware, bit 7 marks basic rates */ 246/* Supported rates of this hardware, bit 7 marks basic rates */
265static const u8 hw_rates[] = { 0x82, 0x84, 0x0b, 0x16 }; 247static const u8 hw_rates[] = { 0x82, 0x84, 0x0b, 0x16 };
266 248
249/* Frequency of each channel in MHz */
250static const long channel_frequency[] = {
251 2412, 2417, 2422, 2427, 2432, 2437, 2442,
252 2447, 2452, 2457, 2462, 2467, 2472, 2484
253};
254
255#define NUM_CHANNELS ARRAY_SIZE(channel_frequency)
256
267static const char *const preambles[] = { "long", "short", "auto" }; 257static const char *const preambles[] = { "long", "short", "auto" };
268 258
259static const char *const mac_states[] = {
260 [MAC_INIT] = "INIT",
261 [MAC_SCANNING] = "SCANNING",
262 [MAC_AUTH] = "AUTH",
263 [MAC_ASSOC] = "ASSOC",
264 [MAC_JOINING] = "JOINING",
265 [MAC_CONNECTED] = "CONNECTED",
266 [MAC_OWN_IBSS] = "OWN_IBSS"
267};
268
269/* Firmware download */ 269/* Firmware download */
270/* DFU states */ 270/* DFU states */
271#define STATE_IDLE 0x00 271#define STATE_IDLE 0x00
@@ -300,30 +300,17 @@ struct dfu_status {
300 300
301static inline int at76_is_intersil(enum board_type board) 301static inline int at76_is_intersil(enum board_type board)
302{ 302{
303 if (board == BOARD_503_ISL3861 || board == BOARD_503_ISL3863) 303 return (board == BOARD_503_ISL3861 || board == BOARD_503_ISL3863);
304 return 1;
305 return 0;
306} 304}
307 305
308static inline int at76_is_503rfmd(enum board_type board) 306static inline int at76_is_503rfmd(enum board_type board)
309{ 307{
310 if (board == BOARD_503 || board == BOARD_503_ACC) 308 return (board == BOARD_503 || board == BOARD_503_ACC);
311 return 1;
312 return 0;
313}
314
315static inline int at76_is_505(enum board_type board)
316{
317 if (board == BOARD_505 || board == BOARD_505_2958)
318 return 1;
319 return 0;
320} 309}
321 310
322static inline int at76_is_505a(enum board_type board) 311static inline int at76_is_505a(enum board_type board)
323{ 312{
324 if (board == BOARD_505A || board == BOARD_505AMX) 313 return (board == BOARD_505A || board == BOARD_505AMX);
325 return 1;
326 return 0;
327} 314}
328 315
329/* Load a block of the first (internal) part of the firmware */ 316/* Load a block of the first (internal) part of the firmware */
@@ -504,6 +491,41 @@ exit:
504 return ret; 491 return ret;
505} 492}
506 493
494/* Report that the scan results are ready */
495static inline void at76_iwevent_scan_complete(struct net_device *netdev)
496{
497 union iwreq_data wrqu;
498 wrqu.data.length = 0;
499 wrqu.data.flags = 0;
500 wireless_send_event(netdev, SIOCGIWSCAN, &wrqu, NULL);
501 at76_dbg(DBG_WE_EVENTS, "%s: SIOCGIWSCAN sent", netdev->name);
502}
503
504static inline void at76_iwevent_bss_connect(struct net_device *netdev,
505 u8 *bssid)
506{
507 union iwreq_data wrqu;
508 wrqu.data.length = 0;
509 wrqu.data.flags = 0;
510 memcpy(wrqu.ap_addr.sa_data, bssid, ETH_ALEN);
511 wrqu.ap_addr.sa_family = ARPHRD_ETHER;
512 wireless_send_event(netdev, SIOCGIWAP, &wrqu, NULL);
513 at76_dbg(DBG_WE_EVENTS, "%s: %s: SIOCGIWAP sent", netdev->name,
514 __func__);
515}
516
517static inline void at76_iwevent_bss_disconnect(struct net_device *netdev)
518{
519 union iwreq_data wrqu;
520 wrqu.data.length = 0;
521 wrqu.data.flags = 0;
522 memset(wrqu.ap_addr.sa_data, 0, ETH_ALEN);
523 wrqu.ap_addr.sa_family = ARPHRD_ETHER;
524 wireless_send_event(netdev, SIOCGIWAP, &wrqu, NULL);
525 at76_dbg(DBG_WE_EVENTS, "%s: %s: SIOCGIWAP sent", netdev->name,
526 __func__);
527}
528
507#define HEX2STR_BUFFERS 4 529#define HEX2STR_BUFFERS 4
508#define HEX2STR_MAX_LEN 64 530#define HEX2STR_MAX_LEN 64
509#define BIN2HEX(x) ((x) < 10 ? '0' + (x) : (x) + 'A' - 10) 531#define BIN2HEX(x) ((x) < 10 ? '0' + (x) : (x) + 'A' - 10)
@@ -575,6 +597,37 @@ static void at76_ledtrig_tx_activity(void)
575 mod_timer(&ledtrig_tx_timer, jiffies + HZ / 4); 597 mod_timer(&ledtrig_tx_timer, jiffies + HZ / 4);
576} 598}
577 599
600/* Check if the given ssid is hidden */
601static inline int at76_is_hidden_ssid(u8 *ssid, int length)
602{
603 static const u8 zeros[32];
604
605 if (length == 0)
606 return 1;
607
608 if (length == 1 && ssid[0] == ' ')
609 return 1;
610
611 return (memcmp(ssid, zeros, length) == 0);
612}
613
614static inline void at76_free_bss_list(struct at76_priv *priv)
615{
616 struct list_head *next, *ptr;
617 unsigned long flags;
618
619 spin_lock_irqsave(&priv->bss_list_spinlock, flags);
620
621 priv->curr_bss = NULL;
622
623 list_for_each_safe(ptr, next, &priv->bss_list) {
624 list_del(ptr);
625 kfree(list_entry(ptr, struct bss_info, list));
626 }
627
628 spin_unlock_irqrestore(&priv->bss_list_spinlock, flags);
629}
630
578static int at76_remap(struct usb_device *udev) 631static int at76_remap(struct usb_device *udev)
579{ 632{
580 int ret; 633 int ret;
@@ -598,7 +651,7 @@ static int at76_get_op_mode(struct usb_device *udev)
598 return -ENOMEM; 651 return -ENOMEM;
599 ret = usb_control_msg(udev, usb_rcvctrlpipe(udev, 0), 0x33, 652 ret = usb_control_msg(udev, usb_rcvctrlpipe(udev, 0), 0x33,
600 USB_TYPE_VENDOR | USB_DIR_IN | 653 USB_TYPE_VENDOR | USB_DIR_IN |
601 USB_RECIP_INTERFACE, 0x01, 0, &op_mode, 1, 654 USB_RECIP_INTERFACE, 0x01, 0, op_mode, 1,
602 USB_CTRL_GET_TIMEOUT); 655 USB_CTRL_GET_TIMEOUT);
603 saved = *op_mode; 656 saved = *op_mode;
604 kfree(op_mode); 657 kfree(op_mode);
@@ -676,7 +729,7 @@ exit:
676 kfree(hwcfg); 729 kfree(hwcfg);
677 if (ret < 0) 730 if (ret < 0)
678 printk(KERN_ERR "%s: cannot get HW Config (error %d)\n", 731 printk(KERN_ERR "%s: cannot get HW Config (error %d)\n",
679 wiphy_name(priv->hw->wiphy), ret); 732 priv->netdev->name, ret);
680 733
681 return ret; 734 return ret;
682} 735}
@@ -685,15 +738,15 @@ static struct reg_domain const *at76_get_reg_domain(u16 code)
685{ 738{
686 int i; 739 int i;
687 static struct reg_domain const fd_tab[] = { 740 static struct reg_domain const fd_tab[] = {
688 { 0x10, "FCC (USA)", 0x7ff }, /* ch 1-11 */ 741 {0x10, "FCC (USA)", 0x7ff}, /* ch 1-11 */
689 { 0x20, "IC (Canada)", 0x7ff }, /* ch 1-11 */ 742 {0x20, "IC (Canada)", 0x7ff}, /* ch 1-11 */
690 { 0x30, "ETSI (most of Europe)", 0x1fff }, /* ch 1-13 */ 743 {0x30, "ETSI (most of Europe)", 0x1fff}, /* ch 1-13 */
691 { 0x31, "Spain", 0x600 }, /* ch 10-11 */ 744 {0x31, "Spain", 0x600}, /* ch 10-11 */
692 { 0x32, "France", 0x1e00 }, /* ch 10-13 */ 745 {0x32, "France", 0x1e00}, /* ch 10-13 */
693 { 0x40, "MKK (Japan)", 0x2000 }, /* ch 14 */ 746 {0x40, "MKK (Japan)", 0x2000}, /* ch 14 */
694 { 0x41, "MKK1 (Japan)", 0x3fff }, /* ch 1-14 */ 747 {0x41, "MKK1 (Japan)", 0x3fff}, /* ch 1-14 */
695 { 0x50, "Israel", 0x3fc }, /* ch 3-9 */ 748 {0x50, "Israel", 0x3fc}, /* ch 3-9 */
696 { 0x00, "<unknown>", 0xffffffff } /* ch 1-32 */ 749 {0x00, "<unknown>", 0xffffffff} /* ch 1-32 */
697 }; 750 };
698 751
699 /* Last entry is fallback for unknown domain code */ 752 /* Last entry is fallback for unknown domain code */
@@ -731,7 +784,7 @@ static inline int at76_get_cmd_status(struct usb_device *udev, u8 cmd)
731 ret = usb_control_msg(udev, usb_rcvctrlpipe(udev, 0), 0x22, 784 ret = usb_control_msg(udev, usb_rcvctrlpipe(udev, 0), 0x22,
732 USB_TYPE_VENDOR | USB_DIR_IN | 785 USB_TYPE_VENDOR | USB_DIR_IN |
733 USB_RECIP_INTERFACE, cmd, 0, stat_buf, 786 USB_RECIP_INTERFACE, cmd, 0, stat_buf,
734 sizeof(stat_buf), USB_CTRL_GET_TIMEOUT); 787 40, USB_CTRL_GET_TIMEOUT);
735 if (ret >= 0) 788 if (ret >= 0)
736 ret = stat_buf[5]; 789 ret = stat_buf[5];
737 kfree(stat_buf); 790 kfree(stat_buf);
@@ -739,24 +792,6 @@ static inline int at76_get_cmd_status(struct usb_device *udev, u8 cmd)
739 return ret; 792 return ret;
740} 793}
741 794
742#define MAKE_CMD_CASE(c) case (c): return #c
743
744static const char *at76_get_cmd_string(u8 cmd_status)
745{
746 switch (cmd_status) {
747 MAKE_CMD_CASE(CMD_SET_MIB);
748 MAKE_CMD_CASE(CMD_GET_MIB);
749 MAKE_CMD_CASE(CMD_SCAN);
750 MAKE_CMD_CASE(CMD_JOIN);
751 MAKE_CMD_CASE(CMD_START_IBSS);
752 MAKE_CMD_CASE(CMD_RADIO_ON);
753 MAKE_CMD_CASE(CMD_RADIO_OFF);
754 MAKE_CMD_CASE(CMD_STARTUP);
755 }
756
757 return "UNKNOWN";
758}
759
760static int at76_set_card_command(struct usb_device *udev, u8 cmd, void *buf, 795static int at76_set_card_command(struct usb_device *udev, u8 cmd, void *buf,
761 int buf_size) 796 int buf_size)
762{ 797{
@@ -772,10 +807,6 @@ static int at76_set_card_command(struct usb_device *udev, u8 cmd, void *buf,
772 cmd_buf->size = cpu_to_le16(buf_size); 807 cmd_buf->size = cpu_to_le16(buf_size);
773 memcpy(cmd_buf->data, buf, buf_size); 808 memcpy(cmd_buf->data, buf, buf_size);
774 809
775 at76_dbg_dump(DBG_CMD, cmd_buf, sizeof(struct at76_command) + buf_size,
776 "issuing command %s (0x%02x)",
777 at76_get_cmd_string(cmd), cmd);
778
779 ret = usb_control_msg(udev, usb_sndctrlpipe(udev, 0), 0x0e, 810 ret = usb_control_msg(udev, usb_sndctrlpipe(udev, 0), 0x0e,
780 USB_TYPE_VENDOR | USB_DIR_OUT | USB_RECIP_DEVICE, 811 USB_TYPE_VENDOR | USB_DIR_OUT | USB_RECIP_DEVICE,
781 0, 0, cmd_buf, 812 0, 0, cmd_buf,
@@ -813,13 +844,13 @@ static int at76_wait_completion(struct at76_priv *priv, int cmd)
813 status = at76_get_cmd_status(priv->udev, cmd); 844 status = at76_get_cmd_status(priv->udev, cmd);
814 if (status < 0) { 845 if (status < 0) {
815 printk(KERN_ERR "%s: at76_get_cmd_status failed: %d\n", 846 printk(KERN_ERR "%s: at76_get_cmd_status failed: %d\n",
816 wiphy_name(priv->hw->wiphy), status); 847 priv->netdev->name, status);
817 break; 848 break;
818 } 849 }
819 850
820 at76_dbg(DBG_WAIT_COMPLETE, 851 at76_dbg(DBG_WAIT_COMPLETE,
821 "%s: Waiting on cmd %d, status = %d (%s)", 852 "%s: Waiting on cmd %d, status = %d (%s)",
822 wiphy_name(priv->hw->wiphy), cmd, status, 853 priv->netdev->name, cmd, status,
823 at76_get_cmd_status_string(status)); 854 at76_get_cmd_status_string(status));
824 855
825 if (status != CMD_STATUS_IN_PROGRESS 856 if (status != CMD_STATUS_IN_PROGRESS
@@ -830,7 +861,7 @@ static int at76_wait_completion(struct at76_priv *priv, int cmd)
830 if (time_after(jiffies, timeout)) { 861 if (time_after(jiffies, timeout)) {
831 printk(KERN_ERR 862 printk(KERN_ERR
832 "%s: completion timeout for command %d\n", 863 "%s: completion timeout for command %d\n",
833 wiphy_name(priv->hw->wiphy), cmd); 864 priv->netdev->name, cmd);
834 status = -ETIMEDOUT; 865 status = -ETIMEDOUT;
835 break; 866 break;
836 } 867 }
@@ -853,7 +884,7 @@ static int at76_set_mib(struct at76_priv *priv, struct set_mib_buffer *buf)
853 if (ret != CMD_STATUS_COMPLETE) { 884 if (ret != CMD_STATUS_COMPLETE) {
854 printk(KERN_INFO 885 printk(KERN_INFO
855 "%s: set_mib: at76_wait_completion failed " 886 "%s: set_mib: at76_wait_completion failed "
856 "with %d\n", wiphy_name(priv->hw->wiphy), ret); 887 "with %d\n", priv->netdev->name, ret);
857 ret = -EIO; 888 ret = -EIO;
858 } 889 }
859 890
@@ -874,7 +905,7 @@ static int at76_set_radio(struct at76_priv *priv, int enable)
874 ret = at76_set_card_command(priv->udev, cmd, NULL, 0); 905 ret = at76_set_card_command(priv->udev, cmd, NULL, 0);
875 if (ret < 0) 906 if (ret < 0)
876 printk(KERN_ERR "%s: at76_set_card_command(%d) failed: %d\n", 907 printk(KERN_ERR "%s: at76_set_card_command(%d) failed: %d\n",
877 wiphy_name(priv->hw->wiphy), cmd, ret); 908 priv->netdev->name, cmd, ret);
878 else 909 else
879 ret = 1; 910 ret = 1;
880 911
@@ -895,7 +926,44 @@ static int at76_set_pm_mode(struct at76_priv *priv)
895 ret = at76_set_mib(priv, &priv->mib_buf); 926 ret = at76_set_mib(priv, &priv->mib_buf);
896 if (ret < 0) 927 if (ret < 0)
897 printk(KERN_ERR "%s: set_mib (pm_mode) failed: %d\n", 928 printk(KERN_ERR "%s: set_mib (pm_mode) failed: %d\n",
898 wiphy_name(priv->hw->wiphy), ret); 929 priv->netdev->name, ret);
930
931 return ret;
932}
933
934/* Set the association id for power save mode */
935static int at76_set_associd(struct at76_priv *priv, u16 id)
936{
937 int ret = 0;
938
939 priv->mib_buf.type = MIB_MAC_MGMT;
940 priv->mib_buf.size = 2;
941 priv->mib_buf.index = offsetof(struct mib_mac_mgmt, station_id);
942 priv->mib_buf.data.word = cpu_to_le16(id);
943
944 ret = at76_set_mib(priv, &priv->mib_buf);
945 if (ret < 0)
946 printk(KERN_ERR "%s: set_mib (associd) failed: %d\n",
947 priv->netdev->name, ret);
948
949 return ret;
950}
951
952/* Set the listen interval for power save mode */
953static int at76_set_listen_interval(struct at76_priv *priv, u16 interval)
954{
955 int ret = 0;
956
957 priv->mib_buf.type = MIB_MAC;
958 priv->mib_buf.size = 2;
959 priv->mib_buf.index = offsetof(struct mib_mac, listen_interval);
960 priv->mib_buf.data.word = cpu_to_le16(interval);
961
962 ret = at76_set_mib(priv, &priv->mib_buf);
963 if (ret < 0)
964 printk(KERN_ERR
965 "%s: set_mib (listen_interval) failed: %d\n",
966 priv->netdev->name, ret);
899 967
900 return ret; 968 return ret;
901} 969}
@@ -912,7 +980,7 @@ static int at76_set_preamble(struct at76_priv *priv, u8 type)
912 ret = at76_set_mib(priv, &priv->mib_buf); 980 ret = at76_set_mib(priv, &priv->mib_buf);
913 if (ret < 0) 981 if (ret < 0)
914 printk(KERN_ERR "%s: set_mib (preamble) failed: %d\n", 982 printk(KERN_ERR "%s: set_mib (preamble) failed: %d\n",
915 wiphy_name(priv->hw->wiphy), ret); 983 priv->netdev->name, ret);
916 984
917 return ret; 985 return ret;
918} 986}
@@ -929,7 +997,7 @@ static int at76_set_frag(struct at76_priv *priv, u16 size)
929 ret = at76_set_mib(priv, &priv->mib_buf); 997 ret = at76_set_mib(priv, &priv->mib_buf);
930 if (ret < 0) 998 if (ret < 0)
931 printk(KERN_ERR "%s: set_mib (frag threshold) failed: %d\n", 999 printk(KERN_ERR "%s: set_mib (frag threshold) failed: %d\n",
932 wiphy_name(priv->hw->wiphy), ret); 1000 priv->netdev->name, ret);
933 1001
934 return ret; 1002 return ret;
935} 1003}
@@ -946,7 +1014,7 @@ static int at76_set_rts(struct at76_priv *priv, u16 size)
946 ret = at76_set_mib(priv, &priv->mib_buf); 1014 ret = at76_set_mib(priv, &priv->mib_buf);
947 if (ret < 0) 1015 if (ret < 0)
948 printk(KERN_ERR "%s: set_mib (rts) failed: %d\n", 1016 printk(KERN_ERR "%s: set_mib (rts) failed: %d\n",
949 wiphy_name(priv->hw->wiphy), ret); 1017 priv->netdev->name, ret);
950 1018
951 return ret; 1019 return ret;
952} 1020}
@@ -963,41 +1031,24 @@ static int at76_set_autorate_fallback(struct at76_priv *priv, int onoff)
963 ret = at76_set_mib(priv, &priv->mib_buf); 1031 ret = at76_set_mib(priv, &priv->mib_buf);
964 if (ret < 0) 1032 if (ret < 0)
965 printk(KERN_ERR "%s: set_mib (autorate fallback) failed: %d\n", 1033 printk(KERN_ERR "%s: set_mib (autorate fallback) failed: %d\n",
966 wiphy_name(priv->hw->wiphy), ret); 1034 priv->netdev->name, ret);
967 1035
968 return ret; 1036 return ret;
969} 1037}
970 1038
971static int at76_set_tkip_bssid(struct at76_priv *priv, const void *addr) 1039static int at76_add_mac_address(struct at76_priv *priv, void *addr)
972{ 1040{
973 int ret = 0; 1041 int ret = 0;
974 1042
975 priv->mib_buf.type = MIB_MAC_ENCRYPTION; 1043 priv->mib_buf.type = MIB_MAC_ADDR;
976 priv->mib_buf.size = ETH_ALEN; 1044 priv->mib_buf.size = ETH_ALEN;
977 priv->mib_buf.index = offsetof(struct mib_mac_encryption, tkip_bssid); 1045 priv->mib_buf.index = offsetof(struct mib_mac_addr, mac_addr);
978 memcpy(priv->mib_buf.data.addr, addr, ETH_ALEN); 1046 memcpy(priv->mib_buf.data.addr, addr, ETH_ALEN);
979 1047
980 ret = at76_set_mib(priv, &priv->mib_buf); 1048 ret = at76_set_mib(priv, &priv->mib_buf);
981 if (ret < 0) 1049 if (ret < 0)
982 printk(KERN_ERR "%s: set_mib (MAC_ENCRYPTION, tkip_bssid) failed: %d\n", 1050 printk(KERN_ERR "%s: set_mib (MAC_ADDR, mac_addr) failed: %d\n",
983 wiphy_name(priv->hw->wiphy), ret); 1051 priv->netdev->name, ret);
984
985 return ret;
986}
987
988static int at76_reset_rsc(struct at76_priv *priv)
989{
990 int ret = 0;
991
992 priv->mib_buf.type = MIB_MAC_ENCRYPTION;
993 priv->mib_buf.size = 4 * 8;
994 priv->mib_buf.index = offsetof(struct mib_mac_encryption, key_rsc);
995 memset(priv->mib_buf.data.data, 0 , priv->mib_buf.size);
996
997 ret = at76_set_mib(priv, &priv->mib_buf);
998 if (ret < 0)
999 printk(KERN_ERR "%s: set_mib (MAC_ENCRYPTION, key_rsc) failed: %d\n",
1000 wiphy_name(priv->hw->wiphy), ret);
1001 1052
1002 return ret; 1053 return ret;
1003} 1054}
@@ -1016,16 +1067,16 @@ static void at76_dump_mib_mac_addr(struct at76_priv *priv)
1016 sizeof(struct mib_mac_addr)); 1067 sizeof(struct mib_mac_addr));
1017 if (ret < 0) { 1068 if (ret < 0) {
1018 printk(KERN_ERR "%s: at76_get_mib (MAC_ADDR) failed: %d\n", 1069 printk(KERN_ERR "%s: at76_get_mib (MAC_ADDR) failed: %d\n",
1019 wiphy_name(priv->hw->wiphy), ret); 1070 priv->netdev->name, ret);
1020 goto exit; 1071 goto exit;
1021 } 1072 }
1022 1073
1023 at76_dbg(DBG_MIB, "%s: MIB MAC_ADDR: mac_addr %s res 0x%x 0x%x", 1074 at76_dbg(DBG_MIB, "%s: MIB MAC_ADDR: mac_addr %s res 0x%x 0x%x",
1024 wiphy_name(priv->hw->wiphy), 1075 priv->netdev->name,
1025 mac2str(m->mac_addr), m->res[0], m->res[1]); 1076 mac2str(m->mac_addr), m->res[0], m->res[1]);
1026 for (i = 0; i < ARRAY_SIZE(m->group_addr); i++) 1077 for (i = 0; i < ARRAY_SIZE(m->group_addr); i++)
1027 at76_dbg(DBG_MIB, "%s: MIB MAC_ADDR: group addr %d: %s, " 1078 at76_dbg(DBG_MIB, "%s: MIB MAC_ADDR: group addr %d: %s, "
1028 "status %d", wiphy_name(priv->hw->wiphy), i, 1079 "status %d", priv->netdev->name, i,
1029 mac2str(m->group_addr[i]), m->group_addr_status[i]); 1080 mac2str(m->group_addr[i]), m->group_addr_status[i]);
1030exit: 1081exit:
1031 kfree(m); 1082 kfree(m);
@@ -1045,13 +1096,13 @@ static void at76_dump_mib_mac_wep(struct at76_priv *priv)
1045 sizeof(struct mib_mac_wep)); 1096 sizeof(struct mib_mac_wep));
1046 if (ret < 0) { 1097 if (ret < 0) {
1047 printk(KERN_ERR "%s: at76_get_mib (MAC_WEP) failed: %d\n", 1098 printk(KERN_ERR "%s: at76_get_mib (MAC_WEP) failed: %d\n",
1048 wiphy_name(priv->hw->wiphy), ret); 1099 priv->netdev->name, ret);
1049 goto exit; 1100 goto exit;
1050 } 1101 }
1051 1102
1052 at76_dbg(DBG_MIB, "%s: MIB MAC_WEP: priv_invoked %u def_key_id %u " 1103 at76_dbg(DBG_MIB, "%s: MIB MAC_WEP: priv_invoked %u def_key_id %u "
1053 "key_len %u excl_unencr %u wep_icv_err %u wep_excluded %u " 1104 "key_len %u excl_unencr %u wep_icv_err %u wep_excluded %u "
1054 "encr_level %u key %d", wiphy_name(priv->hw->wiphy), 1105 "encr_level %u key %d", priv->netdev->name,
1055 m->privacy_invoked, m->wep_default_key_id, 1106 m->privacy_invoked, m->wep_default_key_id,
1056 m->wep_key_mapping_len, m->exclude_unencrypted, 1107 m->wep_key_mapping_len, m->exclude_unencrypted,
1057 le32_to_cpu(m->wep_icv_error_count), 1108 le32_to_cpu(m->wep_icv_error_count),
@@ -1063,55 +1114,12 @@ static void at76_dump_mib_mac_wep(struct at76_priv *priv)
1063 1114
1064 for (i = 0; i < WEP_KEYS; i++) 1115 for (i = 0; i < WEP_KEYS; i++)
1065 at76_dbg(DBG_MIB, "%s: MIB MAC_WEP: key %d: %s", 1116 at76_dbg(DBG_MIB, "%s: MIB MAC_WEP: key %d: %s",
1066 wiphy_name(priv->hw->wiphy), i, 1117 priv->netdev->name, i,
1067 hex2str(m->wep_default_keyvalue[i], key_len)); 1118 hex2str(m->wep_default_keyvalue[i], key_len));
1068exit: 1119exit:
1069 kfree(m); 1120 kfree(m);
1070} 1121}
1071 1122
1072static void at76_dump_mib_mac_encryption(struct at76_priv *priv)
1073{
1074 int i;
1075 int ret;
1076 /*int key_len;*/
1077 struct mib_mac_encryption *m;
1078
1079 m = kmalloc(sizeof(struct mib_mac_encryption), GFP_KERNEL);
1080 if (!m)
1081 return;
1082
1083 ret = at76_get_mib(priv->udev, MIB_MAC_ENCRYPTION, m,
1084 sizeof(struct mib_mac_encryption));
1085 if (ret < 0) {
1086 dev_err(&priv->udev->dev,
1087 "%s: at76_get_mib (MAC_ENCRYPTION) failed: %d\n",
1088 wiphy_name(priv->hw->wiphy), ret);
1089 goto exit;
1090 }
1091
1092 at76_dbg(DBG_MIB,
1093 "%s: MIB MAC_ENCRYPTION: tkip_bssid %s priv_invoked %u "
1094 "ciph_key_id %u grp_key_id %u excl_unencr %u "
1095 "ckip_key_perm %u wep_icv_err %u wep_excluded %u",
1096 wiphy_name(priv->hw->wiphy), mac2str(m->tkip_bssid),
1097 m->privacy_invoked, m->cipher_default_key_id,
1098 m->cipher_default_group_key_id, m->exclude_unencrypted,
1099 m->ckip_key_permutation,
1100 le32_to_cpu(m->wep_icv_error_count),
1101 le32_to_cpu(m->wep_excluded_count));
1102
1103 /*key_len = (m->encryption_level == 1) ?
1104 WEP_SMALL_KEY_LEN : WEP_LARGE_KEY_LEN;*/
1105
1106 for (i = 0; i < CIPHER_KEYS; i++)
1107 at76_dbg(DBG_MIB, "%s: MIB MAC_ENCRYPTION: key %d: %s",
1108 wiphy_name(priv->hw->wiphy), i,
1109 hex2str(m->cipher_default_keyvalue[i],
1110 CIPHER_KEY_LEN));
1111exit:
1112 kfree(m);
1113}
1114
1115static void at76_dump_mib_mac_mgmt(struct at76_priv *priv) 1123static void at76_dump_mib_mac_mgmt(struct at76_priv *priv)
1116{ 1124{
1117 int ret; 1125 int ret;
@@ -1125,7 +1133,7 @@ static void at76_dump_mib_mac_mgmt(struct at76_priv *priv)
1125 sizeof(struct mib_mac_mgmt)); 1133 sizeof(struct mib_mac_mgmt));
1126 if (ret < 0) { 1134 if (ret < 0) {
1127 printk(KERN_ERR "%s: at76_get_mib (MAC_MGMT) failed: %d\n", 1135 printk(KERN_ERR "%s: at76_get_mib (MAC_MGMT) failed: %d\n",
1128 wiphy_name(priv->hw->wiphy), ret); 1136 priv->netdev->name, ret);
1129 goto exit; 1137 goto exit;
1130 } 1138 }
1131 1139
@@ -1136,7 +1144,7 @@ static void at76_dump_mib_mac_mgmt(struct at76_priv *priv)
1136 "pm_mode %d ibss_change %d res %d " 1144 "pm_mode %d ibss_change %d res %d "
1137 "multi_domain_capability_implemented %d " 1145 "multi_domain_capability_implemented %d "
1138 "international_roaming %d country_string %.3s", 1146 "international_roaming %d country_string %.3s",
1139 wiphy_name(priv->hw->wiphy), le16_to_cpu(m->beacon_period), 1147 priv->netdev->name, le16_to_cpu(m->beacon_period),
1140 le16_to_cpu(m->CFP_max_duration), 1148 le16_to_cpu(m->CFP_max_duration),
1141 le16_to_cpu(m->medium_occupancy_limit), 1149 le16_to_cpu(m->medium_occupancy_limit),
1142 le16_to_cpu(m->station_id), le16_to_cpu(m->ATIM_window), 1150 le16_to_cpu(m->station_id), le16_to_cpu(m->ATIM_window),
@@ -1161,7 +1169,7 @@ static void at76_dump_mib_mac(struct at76_priv *priv)
1161 ret = at76_get_mib(priv->udev, MIB_MAC, m, sizeof(struct mib_mac)); 1169 ret = at76_get_mib(priv->udev, MIB_MAC, m, sizeof(struct mib_mac));
1162 if (ret < 0) { 1170 if (ret < 0) {
1163 printk(KERN_ERR "%s: at76_get_mib (MAC) failed: %d\n", 1171 printk(KERN_ERR "%s: at76_get_mib (MAC) failed: %d\n",
1164 wiphy_name(priv->hw->wiphy), ret); 1172 priv->netdev->name, ret);
1165 goto exit; 1173 goto exit;
1166 } 1174 }
1167 1175
@@ -1171,8 +1179,7 @@ static void at76_dump_mib_mac(struct at76_priv *priv)
1171 "scan_type %d scan_channel %d probe_delay %u " 1179 "scan_type %d scan_channel %d probe_delay %u "
1172 "min_channel_time %d max_channel_time %d listen_int %d " 1180 "min_channel_time %d max_channel_time %d listen_int %d "
1173 "desired_ssid %s desired_bssid %s desired_bsstype %d", 1181 "desired_ssid %s desired_bssid %s desired_bsstype %d",
1174 wiphy_name(priv->hw->wiphy), 1182 priv->netdev->name, le32_to_cpu(m->max_tx_msdu_lifetime),
1175 le32_to_cpu(m->max_tx_msdu_lifetime),
1176 le32_to_cpu(m->max_rx_lifetime), 1183 le32_to_cpu(m->max_rx_lifetime),
1177 le16_to_cpu(m->frag_threshold), le16_to_cpu(m->rts_threshold), 1184 le16_to_cpu(m->frag_threshold), le16_to_cpu(m->rts_threshold),
1178 le16_to_cpu(m->cwmin), le16_to_cpu(m->cwmax), 1185 le16_to_cpu(m->cwmin), le16_to_cpu(m->cwmax),
@@ -1198,7 +1205,7 @@ static void at76_dump_mib_phy(struct at76_priv *priv)
1198 ret = at76_get_mib(priv->udev, MIB_PHY, m, sizeof(struct mib_phy)); 1205 ret = at76_get_mib(priv->udev, MIB_PHY, m, sizeof(struct mib_phy));
1199 if (ret < 0) { 1206 if (ret < 0) {
1200 printk(KERN_ERR "%s: at76_get_mib (PHY) failed: %d\n", 1207 printk(KERN_ERR "%s: at76_get_mib (PHY) failed: %d\n",
1201 wiphy_name(priv->hw->wiphy), ret); 1208 priv->netdev->name, ret);
1202 goto exit; 1209 goto exit;
1203 } 1210 }
1204 1211
@@ -1207,7 +1214,7 @@ static void at76_dump_mib_phy(struct at76_priv *priv)
1207 "mpdu_max_length %d cca_mode_supported %d operation_rate_set " 1214 "mpdu_max_length %d cca_mode_supported %d operation_rate_set "
1208 "0x%x 0x%x 0x%x 0x%x channel_id %d current_cca_mode %d " 1215 "0x%x 0x%x 0x%x 0x%x channel_id %d current_cca_mode %d "
1209 "phy_type %d current_reg_domain %d", 1216 "phy_type %d current_reg_domain %d",
1210 wiphy_name(priv->hw->wiphy), le32_to_cpu(m->ed_threshold), 1217 priv->netdev->name, le32_to_cpu(m->ed_threshold),
1211 le16_to_cpu(m->slot_time), le16_to_cpu(m->sifs_time), 1218 le16_to_cpu(m->slot_time), le16_to_cpu(m->sifs_time),
1212 le16_to_cpu(m->preamble_length), 1219 le16_to_cpu(m->preamble_length),
1213 le16_to_cpu(m->plcp_header_length), 1220 le16_to_cpu(m->plcp_header_length),
@@ -1231,14 +1238,13 @@ static void at76_dump_mib_local(struct at76_priv *priv)
1231 ret = at76_get_mib(priv->udev, MIB_LOCAL, m, sizeof(struct mib_local)); 1238 ret = at76_get_mib(priv->udev, MIB_LOCAL, m, sizeof(struct mib_local));
1232 if (ret < 0) { 1239 if (ret < 0) {
1233 printk(KERN_ERR "%s: at76_get_mib (LOCAL) failed: %d\n", 1240 printk(KERN_ERR "%s: at76_get_mib (LOCAL) failed: %d\n",
1234 wiphy_name(priv->hw->wiphy), ret); 1241 priv->netdev->name, ret);
1235 goto exit; 1242 goto exit;
1236 } 1243 }
1237 1244
1238 at76_dbg(DBG_MIB, "%s: MIB LOCAL: beacon_enable %d " 1245 at76_dbg(DBG_MIB, "%s: MIB LOCAL: beacon_enable %d "
1239 "txautorate_fallback %d ssid_size %d promiscuous_mode %d " 1246 "txautorate_fallback %d ssid_size %d promiscuous_mode %d "
1240 "preamble_type %d", wiphy_name(priv->hw->wiphy), 1247 "preamble_type %d", priv->netdev->name, m->beacon_enable,
1241 m->beacon_enable,
1242 m->txautorate_fallback, m->ssid_size, m->promiscuous_mode, 1248 m->txautorate_fallback, m->ssid_size, m->promiscuous_mode,
1243 m->preamble_type); 1249 m->preamble_type);
1244exit: 1250exit:
@@ -1257,21 +1263,118 @@ static void at76_dump_mib_mdomain(struct at76_priv *priv)
1257 sizeof(struct mib_mdomain)); 1263 sizeof(struct mib_mdomain));
1258 if (ret < 0) { 1264 if (ret < 0) {
1259 printk(KERN_ERR "%s: at76_get_mib (MDOMAIN) failed: %d\n", 1265 printk(KERN_ERR "%s: at76_get_mib (MDOMAIN) failed: %d\n",
1260 wiphy_name(priv->hw->wiphy), ret); 1266 priv->netdev->name, ret);
1261 goto exit; 1267 goto exit;
1262 } 1268 }
1263 1269
1264 at76_dbg(DBG_MIB, "%s: MIB MDOMAIN: channel_list %s", 1270 at76_dbg(DBG_MIB, "%s: MIB MDOMAIN: channel_list %s",
1265 wiphy_name(priv->hw->wiphy), 1271 priv->netdev->name,
1266 hex2str(m->channel_list, sizeof(m->channel_list))); 1272 hex2str(m->channel_list, sizeof(m->channel_list)));
1267 1273
1268 at76_dbg(DBG_MIB, "%s: MIB MDOMAIN: tx_powerlevel %s", 1274 at76_dbg(DBG_MIB, "%s: MIB MDOMAIN: tx_powerlevel %s",
1269 wiphy_name(priv->hw->wiphy), 1275 priv->netdev->name,
1270 hex2str(m->tx_powerlevel, sizeof(m->tx_powerlevel))); 1276 hex2str(m->tx_powerlevel, sizeof(m->tx_powerlevel)));
1271exit: 1277exit:
1272 kfree(m); 1278 kfree(m);
1273} 1279}
1274 1280
1281static int at76_get_current_bssid(struct at76_priv *priv)
1282{
1283 int ret = 0;
1284 struct mib_mac_mgmt *mac_mgmt =
1285 kmalloc(sizeof(struct mib_mac_mgmt), GFP_KERNEL);
1286
1287 if (!mac_mgmt) {
1288 ret = -ENOMEM;
1289 goto exit;
1290 }
1291
1292 ret = at76_get_mib(priv->udev, MIB_MAC_MGMT, mac_mgmt,
1293 sizeof(struct mib_mac_mgmt));
1294 if (ret < 0) {
1295 printk(KERN_ERR "%s: at76_get_mib failed: %d\n",
1296 priv->netdev->name, ret);
1297 goto error;
1298 }
1299 memcpy(priv->bssid, mac_mgmt->current_bssid, ETH_ALEN);
1300 printk(KERN_INFO "%s: using BSSID %s\n", priv->netdev->name,
1301 mac2str(priv->bssid));
1302error:
1303 kfree(mac_mgmt);
1304exit:
1305 return ret;
1306}
1307
1308static int at76_get_current_channel(struct at76_priv *priv)
1309{
1310 int ret = 0;
1311 struct mib_phy *phy = kmalloc(sizeof(struct mib_phy), GFP_KERNEL);
1312
1313 if (!phy) {
1314 ret = -ENOMEM;
1315 goto exit;
1316 }
1317 ret = at76_get_mib(priv->udev, MIB_PHY, phy, sizeof(struct mib_phy));
1318 if (ret < 0) {
1319 printk(KERN_ERR "%s: at76_get_mib(MIB_PHY) failed: %d\n",
1320 priv->netdev->name, ret);
1321 goto error;
1322 }
1323 priv->channel = phy->channel_id;
1324error:
1325 kfree(phy);
1326exit:
1327 return ret;
1328}
1329
1330/**
1331 * at76_start_scan - start a scan
1332 *
1333 * @use_essid - use the configured ESSID in non passive mode
1334 */
1335static int at76_start_scan(struct at76_priv *priv, int use_essid)
1336{
1337 struct at76_req_scan scan;
1338
1339 memset(&scan, 0, sizeof(struct at76_req_scan));
1340 memset(scan.bssid, 0xff, ETH_ALEN);
1341
1342 if (use_essid) {
1343 memcpy(scan.essid, priv->essid, IW_ESSID_MAX_SIZE);
1344 scan.essid_size = priv->essid_size;
1345 } else
1346 scan.essid_size = 0;
1347
1348 /* jal: why should we start at a certain channel? we do scan the whole
1349 range allowed by reg domain. */
1350 scan.channel = priv->channel;
1351
1352 /* atmelwlandriver differs between scan type 0 and 1 (active/passive)
1353 For ad-hoc mode, it uses type 0 only. */
1354 scan.scan_type = priv->scan_mode;
1355
1356 /* INFO: For probe_delay, not multiplying by 1024 as this will be
1357 slightly less than min_channel_time
1358 (per spec: probe delay < min. channel time) */
1359 scan.min_channel_time = cpu_to_le16(priv->scan_min_time);
1360 scan.max_channel_time = cpu_to_le16(priv->scan_max_time);
1361 scan.probe_delay = cpu_to_le16(priv->scan_min_time * 1000);
1362 scan.international_scan = 0;
1363
1364 /* other values are set to 0 for type 0 */
1365
1366 at76_dbg(DBG_PROGRESS, "%s: start_scan (use_essid = %d, intl = %d, "
1367 "channel = %d, probe_delay = %d, scan_min_time = %d, "
1368 "scan_max_time = %d)",
1369 priv->netdev->name, use_essid,
1370 scan.international_scan, scan.channel,
1371 le16_to_cpu(scan.probe_delay),
1372 le16_to_cpu(scan.min_channel_time),
1373 le16_to_cpu(scan.max_channel_time));
1374
1375 return at76_set_card_command(priv->udev, CMD_SCAN, &scan, sizeof(scan));
1376}
1377
1275/* Enable monitor mode */ 1378/* Enable monitor mode */
1276static int at76_start_monitor(struct at76_priv *priv) 1379static int at76_start_monitor(struct at76_priv *priv)
1277{ 1380{
@@ -1292,6 +1395,86 @@ static int at76_start_monitor(struct at76_priv *priv)
1292 return ret; 1395 return ret;
1293} 1396}
1294 1397
1398static int at76_start_ibss(struct at76_priv *priv)
1399{
1400 struct at76_req_ibss bss;
1401 int ret;
1402
1403 WARN_ON(priv->mac_state != MAC_OWN_IBSS);
1404 if (priv->mac_state != MAC_OWN_IBSS)
1405 return -EBUSY;
1406
1407 memset(&bss, 0, sizeof(struct at76_req_ibss));
1408 memset(bss.bssid, 0xff, ETH_ALEN);
1409 memcpy(bss.essid, priv->essid, IW_ESSID_MAX_SIZE);
1410 bss.essid_size = priv->essid_size;
1411 bss.bss_type = ADHOC_MODE;
1412 bss.channel = priv->channel;
1413
1414 ret = at76_set_card_command(priv->udev, CMD_START_IBSS, &bss,
1415 sizeof(struct at76_req_ibss));
1416 if (ret < 0) {
1417 printk(KERN_ERR "%s: start_ibss failed: %d\n",
1418 priv->netdev->name, ret);
1419 return ret;
1420 }
1421
1422 ret = at76_wait_completion(priv, CMD_START_IBSS);
1423 if (ret != CMD_STATUS_COMPLETE) {
1424 printk(KERN_ERR "%s: start_ibss failed to complete, %d\n",
1425 priv->netdev->name, ret);
1426 return ret;
1427 }
1428
1429 ret = at76_get_current_bssid(priv);
1430 if (ret < 0)
1431 return ret;
1432
1433 ret = at76_get_current_channel(priv);
1434 if (ret < 0)
1435 return ret;
1436
1437 /* not sure what this is good for ??? */
1438 priv->mib_buf.type = MIB_MAC_MGMT;
1439 priv->mib_buf.size = 1;
1440 priv->mib_buf.index = offsetof(struct mib_mac_mgmt, ibss_change);
1441 priv->mib_buf.data.byte = 0;
1442
1443 ret = at76_set_mib(priv, &priv->mib_buf);
1444 if (ret < 0) {
1445 printk(KERN_ERR "%s: set_mib (ibss change ok) failed: %d\n",
1446 priv->netdev->name, ret);
1447 return ret;
1448 }
1449
1450 netif_carrier_on(priv->netdev);
1451 netif_start_queue(priv->netdev);
1452 return 0;
1453}
1454
1455/* Request card to join BSS in managed or ad-hoc mode */
1456static int at76_join_bss(struct at76_priv *priv, struct bss_info *ptr)
1457{
1458 struct at76_req_join join;
1459
1460 BUG_ON(!ptr);
1461
1462 memset(&join, 0, sizeof(struct at76_req_join));
1463 memcpy(join.bssid, ptr->bssid, ETH_ALEN);
1464 memcpy(join.essid, ptr->ssid, ptr->ssid_len);
1465 join.essid_size = ptr->ssid_len;
1466 join.bss_type = (priv->iw_mode == IW_MODE_ADHOC ? 1 : 2);
1467 join.channel = ptr->channel;
1468 join.timeout = cpu_to_le16(2000);
1469
1470 at76_dbg(DBG_PROGRESS,
1471 "%s join addr %s ssid %s type %d ch %d timeout %d",
1472 priv->netdev->name, mac2str(join.bssid), join.essid,
1473 join.bss_type, join.channel, le16_to_cpu(join.timeout));
1474 return at76_set_card_command(priv->udev, CMD_JOIN, &join,
1475 sizeof(struct at76_req_join));
1476}
1477
1295/* Calculate padding from txbuf->wlength (which excludes the USB TX header), 1478/* Calculate padding from txbuf->wlength (which excludes the USB TX header),
1296 likely to compensate a flaw in the AT76C503A USB part ... */ 1479 likely to compensate a flaw in the AT76C503A USB part ... */
1297static inline int at76_calc_padding(int wlen) 1480static inline int at76_calc_padding(int wlen)
@@ -1310,6 +1493,14 @@ static inline int at76_calc_padding(int wlen)
1310 return 0; 1493 return 0;
1311} 1494}
1312 1495
1496/* We are doing a lot of things here in an interrupt. Need
1497 a bh handler (Watching TV with a TV card is probably
1498 a good test: if you see flickers, we are doing too much.
1499 Currently I do see flickers... even with our tasklet :-( )
1500 Maybe because the bttv driver and usb-uhci use the same interrupt
1501*/
1502/* Or maybe because our BH handler is preempting bttv's BH handler.. BHs don't
1503 * solve everything.. (alex) */
1313static void at76_rx_callback(struct urb *urb) 1504static void at76_rx_callback(struct urb *urb)
1314{ 1505{
1315 struct at76_priv *priv = urb->context; 1506 struct at76_priv *priv = urb->context;
@@ -1319,6 +1510,1758 @@ static void at76_rx_callback(struct urb *urb)
1319 return; 1510 return;
1320} 1511}
1321 1512
1513static void at76_tx_callback(struct urb *urb)
1514{
1515 struct at76_priv *priv = urb->context;
1516 struct net_device_stats *stats = &priv->stats;
1517 unsigned long flags;
1518 struct at76_tx_buffer *mgmt_buf;
1519 int ret;
1520
1521 switch (urb->status) {
1522 case 0:
1523 stats->tx_packets++;
1524 break;
1525 case -ENOENT:
1526 case -ECONNRESET:
1527 /* urb has been unlinked */
1528 return;
1529 default:
1530 at76_dbg(DBG_URB, "%s - nonzero tx status received: %d",
1531 __func__, urb->status);
1532 stats->tx_errors++;
1533 break;
1534 }
1535
1536 spin_lock_irqsave(&priv->mgmt_spinlock, flags);
1537 mgmt_buf = priv->next_mgmt_bulk;
1538 priv->next_mgmt_bulk = NULL;
1539 spin_unlock_irqrestore(&priv->mgmt_spinlock, flags);
1540
1541 if (!mgmt_buf) {
1542 netif_wake_queue(priv->netdev);
1543 return;
1544 }
1545
1546 /* we don't copy the padding bytes, but add them
1547 to the length */
1548 memcpy(priv->bulk_out_buffer, mgmt_buf,
1549 le16_to_cpu(mgmt_buf->wlength) + AT76_TX_HDRLEN);
1550 usb_fill_bulk_urb(priv->tx_urb, priv->udev, priv->tx_pipe,
1551 priv->bulk_out_buffer,
1552 le16_to_cpu(mgmt_buf->wlength) + mgmt_buf->padding +
1553 AT76_TX_HDRLEN, at76_tx_callback, priv);
1554 ret = usb_submit_urb(priv->tx_urb, GFP_ATOMIC);
1555 if (ret)
1556 printk(KERN_ERR "%s: error in tx submit urb: %d\n",
1557 priv->netdev->name, ret);
1558
1559 kfree(mgmt_buf);
1560}
1561
1562/* Send a management frame on bulk-out. txbuf->wlength must be set */
1563static int at76_tx_mgmt(struct at76_priv *priv, struct at76_tx_buffer *txbuf)
1564{
1565 unsigned long flags;
1566 int ret;
1567 int urb_status;
1568 void *oldbuf = NULL;
1569
1570 netif_carrier_off(priv->netdev); /* stop netdev watchdog */
1571 netif_stop_queue(priv->netdev); /* stop tx data packets */
1572
1573 spin_lock_irqsave(&priv->mgmt_spinlock, flags);
1574
1575 urb_status = priv->tx_urb->status;
1576 if (urb_status == -EINPROGRESS) {
1577 /* cannot transmit now, put in the queue */
1578 oldbuf = priv->next_mgmt_bulk;
1579 priv->next_mgmt_bulk = txbuf;
1580 }
1581 spin_unlock_irqrestore(&priv->mgmt_spinlock, flags);
1582
1583 if (oldbuf) {
1584 /* a data/mgmt tx is already pending in the URB -
1585 if this is no error in some situations we must
1586 implement a queue or silently modify the old msg */
1587 printk(KERN_ERR "%s: removed pending mgmt buffer %s\n",
1588 priv->netdev->name, hex2str(oldbuf, 64));
1589 kfree(oldbuf);
1590 return 0;
1591 }
1592
1593 txbuf->tx_rate = TX_RATE_1MBIT;
1594 txbuf->padding = at76_calc_padding(le16_to_cpu(txbuf->wlength));
1595 memset(txbuf->reserved, 0, sizeof(txbuf->reserved));
1596
1597 if (priv->next_mgmt_bulk)
1598 printk(KERN_ERR "%s: URB status %d, but mgmt is pending\n",
1599 priv->netdev->name, urb_status);
1600
1601 at76_dbg(DBG_TX_MGMT,
1602 "%s: tx mgmt: wlen %d tx_rate %d pad %d %s",
1603 priv->netdev->name, le16_to_cpu(txbuf->wlength),
1604 txbuf->tx_rate, txbuf->padding,
1605 hex2str(txbuf->packet, le16_to_cpu(txbuf->wlength)));
1606
1607 /* txbuf was not consumed above -> send mgmt msg immediately */
1608 memcpy(priv->bulk_out_buffer, txbuf,
1609 le16_to_cpu(txbuf->wlength) + AT76_TX_HDRLEN);
1610 usb_fill_bulk_urb(priv->tx_urb, priv->udev, priv->tx_pipe,
1611 priv->bulk_out_buffer,
1612 le16_to_cpu(txbuf->wlength) + txbuf->padding +
1613 AT76_TX_HDRLEN, at76_tx_callback, priv);
1614 ret = usb_submit_urb(priv->tx_urb, GFP_ATOMIC);
1615 if (ret)
1616 printk(KERN_ERR "%s: error in tx submit urb: %d\n",
1617 priv->netdev->name, ret);
1618
1619 kfree(txbuf);
1620
1621 return ret;
1622}
1623
1624/* Go to the next information element */
1625static inline void next_ie(struct ieee80211_info_element **ie)
1626{
1627 *ie = (struct ieee80211_info_element *)(&(*ie)->data[(*ie)->len]);
1628}
1629
1630/* Challenge is the challenge string (in TLV format)
1631 we got with seq_nr 2 for shared secret authentication only and
1632 send in seq_nr 3 WEP encrypted to prove we have the correct WEP key;
1633 otherwise it is NULL */
1634static int at76_auth_req(struct at76_priv *priv, struct bss_info *bss,
1635 int seq_nr, struct ieee80211_info_element *challenge)
1636{
1637 struct at76_tx_buffer *tx_buffer;
1638 struct ieee80211_hdr_3addr *mgmt;
1639 struct ieee80211_auth *req;
1640 int buf_len = (seq_nr != 3 ? AUTH_FRAME_SIZE :
1641 AUTH_FRAME_SIZE + 1 + 1 + challenge->len);
1642
1643 BUG_ON(!bss);
1644 BUG_ON(seq_nr == 3 && !challenge);
1645 tx_buffer = kmalloc(buf_len + MAX_PADDING_SIZE, GFP_ATOMIC);
1646 if (!tx_buffer)
1647 return -ENOMEM;
1648
1649 req = (struct ieee80211_auth *)tx_buffer->packet;
1650 mgmt = &req->header;
1651
1652 /* make wireless header */
1653 /* first auth msg is not encrypted, only the second (seq_nr == 3) */
1654 mgmt->frame_ctl =
1655 cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_AUTH |
1656 (seq_nr == 3 ? IEEE80211_FCTL_PROTECTED : 0));
1657
1658 mgmt->duration_id = cpu_to_le16(0x8000);
1659 memcpy(mgmt->addr1, bss->bssid, ETH_ALEN);
1660 memcpy(mgmt->addr2, priv->netdev->dev_addr, ETH_ALEN);
1661 memcpy(mgmt->addr3, bss->bssid, ETH_ALEN);
1662 mgmt->seq_ctl = cpu_to_le16(0);
1663
1664 req->algorithm = cpu_to_le16(priv->auth_mode);
1665 req->transaction = cpu_to_le16(seq_nr);
1666 req->status = cpu_to_le16(0);
1667
1668 if (seq_nr == 3)
1669 memcpy(req->info_element, challenge, 1 + 1 + challenge->len);
1670
1671 /* init. at76_priv tx header */
1672 tx_buffer->wlength = cpu_to_le16(buf_len - AT76_TX_HDRLEN);
1673 at76_dbg(DBG_TX_MGMT, "%s: AuthReq bssid %s alg %d seq_nr %d",
1674 priv->netdev->name, mac2str(mgmt->addr3),
1675 le16_to_cpu(req->algorithm), le16_to_cpu(req->transaction));
1676 if (seq_nr == 3)
1677 at76_dbg(DBG_TX_MGMT, "%s: AuthReq challenge: %s ...",
1678 priv->netdev->name, hex2str(req->info_element, 18));
1679
1680 /* either send immediately (if no data tx is pending
1681 or put it in pending list */
1682 return at76_tx_mgmt(priv, tx_buffer);
1683}
1684
1685static int at76_assoc_req(struct at76_priv *priv, struct bss_info *bss)
1686{
1687 struct at76_tx_buffer *tx_buffer;
1688 struct ieee80211_hdr_3addr *mgmt;
1689 struct ieee80211_assoc_request *req;
1690 struct ieee80211_info_element *ie;
1691 char *essid;
1692 int essid_len;
1693 u16 capa;
1694
1695 BUG_ON(!bss);
1696
1697 tx_buffer = kmalloc(ASSOCREQ_MAX_SIZE + MAX_PADDING_SIZE, GFP_ATOMIC);
1698 if (!tx_buffer)
1699 return -ENOMEM;
1700
1701 req = (struct ieee80211_assoc_request *)tx_buffer->packet;
1702 mgmt = &req->header;
1703 ie = req->info_element;
1704
1705 /* make wireless header */
1706 mgmt->frame_ctl = cpu_to_le16(IEEE80211_FTYPE_MGMT |
1707 IEEE80211_STYPE_ASSOC_REQ);
1708
1709 mgmt->duration_id = cpu_to_le16(0x8000);
1710 memcpy(mgmt->addr1, bss->bssid, ETH_ALEN);
1711 memcpy(mgmt->addr2, priv->netdev->dev_addr, ETH_ALEN);
1712 memcpy(mgmt->addr3, bss->bssid, ETH_ALEN);
1713 mgmt->seq_ctl = cpu_to_le16(0);
1714
1715 /* we must set the Privacy bit in the capabilities to assure an
1716 Agere-based AP with optional WEP transmits encrypted frames
1717 to us. AP only set the Privacy bit in their capabilities
1718 if WEP is mandatory in the BSS! */
1719 capa = bss->capa;
1720 if (priv->wep_enabled)
1721 capa |= WLAN_CAPABILITY_PRIVACY;
1722 if (priv->preamble_type != PREAMBLE_TYPE_LONG)
1723 capa |= WLAN_CAPABILITY_SHORT_PREAMBLE;
1724 req->capability = cpu_to_le16(capa);
1725
1726 req->listen_interval = cpu_to_le16(2 * bss->beacon_interval);
1727
1728 /* write TLV data elements */
1729
1730 ie->id = MFIE_TYPE_SSID;
1731 ie->len = bss->ssid_len;
1732 memcpy(ie->data, bss->ssid, bss->ssid_len);
1733 next_ie(&ie);
1734
1735 ie->id = MFIE_TYPE_RATES;
1736 ie->len = sizeof(hw_rates);
1737 memcpy(ie->data, hw_rates, sizeof(hw_rates));
1738 next_ie(&ie); /* ie points behind the supp_rates field */
1739
1740 /* init. at76_priv tx header */
1741 tx_buffer->wlength = cpu_to_le16((u8 *)ie - (u8 *)mgmt);
1742
1743 ie = req->info_element;
1744 essid = ie->data;
1745 essid_len = min_t(int, IW_ESSID_MAX_SIZE, ie->len);
1746
1747 next_ie(&ie); /* points to IE of rates now */
1748 at76_dbg(DBG_TX_MGMT,
1749 "%s: AssocReq bssid %s capa 0x%04x ssid %.*s rates %s",
1750 priv->netdev->name, mac2str(mgmt->addr3),
1751 le16_to_cpu(req->capability), essid_len, essid,
1752 hex2str(ie->data, ie->len));
1753
1754 /* either send immediately (if no data tx is pending
1755 or put it in pending list */
1756 return at76_tx_mgmt(priv, tx_buffer);
1757}
1758
1759/* We got to check the bss_list for old entries */
1760static void at76_bss_list_timeout(unsigned long par)
1761{
1762 struct at76_priv *priv = (struct at76_priv *)par;
1763 unsigned long flags;
1764 struct list_head *lptr, *nptr;
1765 struct bss_info *ptr;
1766
1767 spin_lock_irqsave(&priv->bss_list_spinlock, flags);
1768
1769 list_for_each_safe(lptr, nptr, &priv->bss_list) {
1770
1771 ptr = list_entry(lptr, struct bss_info, list);
1772
1773 if (ptr != priv->curr_bss
1774 && time_after(jiffies, ptr->last_rx + BSS_LIST_TIMEOUT)) {
1775 at76_dbg(DBG_BSS_TABLE_RM,
1776 "%s: bss_list: removing old BSS %s ch %d",
1777 priv->netdev->name, mac2str(ptr->bssid),
1778 ptr->channel);
1779 list_del(&ptr->list);
1780 kfree(ptr);
1781 }
1782 }
1783 spin_unlock_irqrestore(&priv->bss_list_spinlock, flags);
1784 /* restart the timer */
1785 mod_timer(&priv->bss_list_timer, jiffies + BSS_LIST_TIMEOUT);
1786}
1787
1788static inline void at76_set_mac_state(struct at76_priv *priv,
1789 enum mac_state mac_state)
1790{
1791 at76_dbg(DBG_MAC_STATE, "%s state: %s", priv->netdev->name,
1792 mac_states[mac_state]);
1793 priv->mac_state = mac_state;
1794}
1795
1796static void at76_dump_bss_table(struct at76_priv *priv)
1797{
1798 struct bss_info *ptr;
1799 unsigned long flags;
1800 struct list_head *lptr;
1801
1802 spin_lock_irqsave(&priv->bss_list_spinlock, flags);
1803
1804 at76_dbg(DBG_BSS_TABLE, "%s BSS table (curr=%p):", priv->netdev->name,
1805 priv->curr_bss);
1806
1807 list_for_each(lptr, &priv->bss_list) {
1808 ptr = list_entry(lptr, struct bss_info, list);
1809 at76_dbg(DBG_BSS_TABLE, "0x%p: bssid %s channel %d ssid %.*s "
1810 "(%s) capa 0x%04x rates %s rssi %d link %d noise %d",
1811 ptr, mac2str(ptr->bssid), ptr->channel, ptr->ssid_len,
1812 ptr->ssid, hex2str(ptr->ssid, ptr->ssid_len),
1813 ptr->capa, hex2str(ptr->rates, ptr->rates_len),
1814 ptr->rssi, ptr->link_qual, ptr->noise_level);
1815 }
1816 spin_unlock_irqrestore(&priv->bss_list_spinlock, flags);
1817}
1818
1819/* Called upon successful association to mark interface as connected */
1820static void at76_work_assoc_done(struct work_struct *work)
1821{
1822 struct at76_priv *priv = container_of(work, struct at76_priv,
1823 work_assoc_done);
1824
1825 mutex_lock(&priv->mtx);
1826
1827 WARN_ON(priv->mac_state != MAC_ASSOC);
1828 WARN_ON(!priv->curr_bss);
1829 if (priv->mac_state != MAC_ASSOC || !priv->curr_bss)
1830 goto exit;
1831
1832 if (priv->iw_mode == IW_MODE_INFRA) {
1833 if (priv->pm_mode != AT76_PM_OFF) {
1834 /* calculate the listen interval in units of
1835 beacon intervals of the curr_bss */
1836 u32 pm_period_beacon = (priv->pm_period >> 10) /
1837 priv->curr_bss->beacon_interval;
1838
1839 pm_period_beacon = max(pm_period_beacon, 2u);
1840 pm_period_beacon = min(pm_period_beacon, 0xffffu);
1841
1842 at76_dbg(DBG_PM,
1843 "%s: pm_mode %d assoc id 0x%x listen int %d",
1844 priv->netdev->name, priv->pm_mode,
1845 priv->assoc_id, pm_period_beacon);
1846
1847 at76_set_associd(priv, priv->assoc_id);
1848 at76_set_listen_interval(priv, (u16)pm_period_beacon);
1849 }
1850 schedule_delayed_work(&priv->dwork_beacon, BEACON_TIMEOUT);
1851 }
1852 at76_set_pm_mode(priv);
1853
1854 netif_carrier_on(priv->netdev);
1855 netif_wake_queue(priv->netdev);
1856 at76_set_mac_state(priv, MAC_CONNECTED);
1857 at76_iwevent_bss_connect(priv->netdev, priv->curr_bss->bssid);
1858 at76_dbg(DBG_PROGRESS, "%s: connected to BSSID %s",
1859 priv->netdev->name, mac2str(priv->curr_bss->bssid));
1860
1861exit:
1862 mutex_unlock(&priv->mtx);
1863}
1864
1865/* We only store the new mac address in netdev struct,
1866 it gets set when the netdev is opened. */
1867static int at76_set_mac_address(struct net_device *netdev, void *addr)
1868{
1869 struct sockaddr *mac = addr;
1870 memcpy(netdev->dev_addr, mac->sa_data, ETH_ALEN);
1871 return 1;
1872}
1873
1874static struct net_device_stats *at76_get_stats(struct net_device *netdev)
1875{
1876 struct at76_priv *priv = netdev_priv(netdev);
1877 return &priv->stats;
1878}
1879
1880static struct iw_statistics *at76_get_wireless_stats(struct net_device *netdev)
1881{
1882 struct at76_priv *priv = netdev_priv(netdev);
1883
1884 at76_dbg(DBG_IOCTL, "RETURN qual %d level %d noise %d updated %d",
1885 priv->wstats.qual.qual, priv->wstats.qual.level,
1886 priv->wstats.qual.noise, priv->wstats.qual.updated);
1887
1888 return &priv->wstats;
1889}
1890
1891static void at76_set_multicast(struct net_device *netdev)
1892{
1893 struct at76_priv *priv = netdev_priv(netdev);
1894 int promisc;
1895
1896 promisc = ((netdev->flags & IFF_PROMISC) != 0);
1897 if (promisc != priv->promisc) {
1898 /* This gets called in interrupt, must reschedule */
1899 priv->promisc = promisc;
1900 schedule_work(&priv->work_set_promisc);
1901 }
1902}
1903
1904/* Stop all network activity, flush all pending tasks */
1905static void at76_quiesce(struct at76_priv *priv)
1906{
1907 unsigned long flags;
1908
1909 netif_stop_queue(priv->netdev);
1910 netif_carrier_off(priv->netdev);
1911
1912 at76_set_mac_state(priv, MAC_INIT);
1913
1914 cancel_delayed_work(&priv->dwork_get_scan);
1915 cancel_delayed_work(&priv->dwork_beacon);
1916 cancel_delayed_work(&priv->dwork_auth);
1917 cancel_delayed_work(&priv->dwork_assoc);
1918 cancel_delayed_work(&priv->dwork_restart);
1919
1920 spin_lock_irqsave(&priv->mgmt_spinlock, flags);
1921 kfree(priv->next_mgmt_bulk);
1922 priv->next_mgmt_bulk = NULL;
1923 spin_unlock_irqrestore(&priv->mgmt_spinlock, flags);
1924}
1925
1926/*******************************************************************************
1927 * at76_priv implementations of iw_handler functions:
1928 */
1929static int at76_iw_handler_commit(struct net_device *netdev,
1930 struct iw_request_info *info,
1931 void *null, char *extra)
1932{
1933 struct at76_priv *priv = netdev_priv(netdev);
1934
1935 at76_dbg(DBG_IOCTL, "%s %s: restarting the device", netdev->name,
1936 __func__);
1937
1938 if (priv->mac_state != MAC_INIT)
1939 at76_quiesce(priv);
1940
1941 /* Wait half second before the restart to process subsequent
1942 * requests from the same iwconfig in a single restart */
1943 schedule_delayed_work(&priv->dwork_restart, HZ / 2);
1944
1945 return 0;
1946}
1947
1948static int at76_iw_handler_get_name(struct net_device *netdev,
1949 struct iw_request_info *info,
1950 char *name, char *extra)
1951{
1952 strcpy(name, "IEEE 802.11b");
1953 at76_dbg(DBG_IOCTL, "%s: SIOCGIWNAME - name %s", netdev->name, name);
1954 return 0;
1955}
1956
1957static int at76_iw_handler_set_freq(struct net_device *netdev,
1958 struct iw_request_info *info,
1959 struct iw_freq *freq, char *extra)
1960{
1961 struct at76_priv *priv = netdev_priv(netdev);
1962 int chan = -1;
1963 int ret = -EIWCOMMIT;
1964 at76_dbg(DBG_IOCTL, "%s: SIOCSIWFREQ - freq.m %d freq.e %d",
1965 netdev->name, freq->m, freq->e);
1966
1967 if ((freq->e == 0) && (freq->m <= 1000))
1968 /* Setting by channel number */
1969 chan = freq->m;
1970 else {
1971 /* Setting by frequency - search the table */
1972 int mult = 1;
1973 int i;
1974
1975 for (i = 0; i < (6 - freq->e); i++)
1976 mult *= 10;
1977
1978 for (i = 0; i < NUM_CHANNELS; i++) {
1979 if (freq->m == (channel_frequency[i] * mult))
1980 chan = i + 1;
1981 }
1982 }
1983
1984 if (chan < 1 || !priv->domain)
1985 /* non-positive channels are invalid
1986 * we need a domain info to set the channel
1987 * either that or an invalid frequency was
1988 * provided by the user */
1989 ret = -EINVAL;
1990 else if (!(priv->domain->channel_map & (1 << (chan - 1)))) {
1991 printk(KERN_INFO "%s: channel %d not allowed for domain %s\n",
1992 priv->netdev->name, chan, priv->domain->name);
1993 ret = -EINVAL;
1994 }
1995
1996 if (ret == -EIWCOMMIT) {
1997 priv->channel = chan;
1998 at76_dbg(DBG_IOCTL, "%s: SIOCSIWFREQ - ch %d", netdev->name,
1999 chan);
2000 }
2001
2002 return ret;
2003}
2004
2005static int at76_iw_handler_get_freq(struct net_device *netdev,
2006 struct iw_request_info *info,
2007 struct iw_freq *freq, char *extra)
2008{
2009 struct at76_priv *priv = netdev_priv(netdev);
2010
2011 freq->m = priv->channel;
2012 freq->e = 0;
2013
2014 if (priv->channel)
2015 at76_dbg(DBG_IOCTL, "%s: SIOCGIWFREQ - freq %ld x 10e%d",
2016 netdev->name, channel_frequency[priv->channel - 1], 6);
2017
2018 at76_dbg(DBG_IOCTL, "%s: SIOCGIWFREQ - ch %d", netdev->name,
2019 priv->channel);
2020
2021 return 0;
2022}
2023
2024static int at76_iw_handler_set_mode(struct net_device *netdev,
2025 struct iw_request_info *info,
2026 __u32 *mode, char *extra)
2027{
2028 struct at76_priv *priv = netdev_priv(netdev);
2029
2030 at76_dbg(DBG_IOCTL, "%s: SIOCSIWMODE - %d", netdev->name, *mode);
2031
2032 if ((*mode != IW_MODE_ADHOC) && (*mode != IW_MODE_INFRA) &&
2033 (*mode != IW_MODE_MONITOR))
2034 return -EINVAL;
2035
2036 priv->iw_mode = *mode;
2037 if (priv->iw_mode != IW_MODE_INFRA)
2038 priv->pm_mode = AT76_PM_OFF;
2039
2040 return -EIWCOMMIT;
2041}
2042
2043static int at76_iw_handler_get_mode(struct net_device *netdev,
2044 struct iw_request_info *info,
2045 __u32 *mode, char *extra)
2046{
2047 struct at76_priv *priv = netdev_priv(netdev);
2048
2049 *mode = priv->iw_mode;
2050
2051 at76_dbg(DBG_IOCTL, "%s: SIOCGIWMODE - %d", netdev->name, *mode);
2052
2053 return 0;
2054}
2055
2056static int at76_iw_handler_get_range(struct net_device *netdev,
2057 struct iw_request_info *info,
2058 struct iw_point *data, char *extra)
2059{
2060 /* inspired by atmel.c */
2061 struct at76_priv *priv = netdev_priv(netdev);
2062 struct iw_range *range = (struct iw_range *)extra;
2063 int i;
2064
2065 data->length = sizeof(struct iw_range);
2066 memset(range, 0, sizeof(struct iw_range));
2067
2068 /* TODO: range->throughput = xxxxxx; */
2069
2070 range->min_nwid = 0x0000;
2071 range->max_nwid = 0x0000;
2072
2073 /* this driver doesn't maintain sensitivity information */
2074 range->sensitivity = 0;
2075
2076 range->max_qual.qual = 100;
2077 range->max_qual.level = 100;
2078 range->max_qual.noise = 0;
2079 range->max_qual.updated = IW_QUAL_NOISE_INVALID;
2080
2081 range->avg_qual.qual = 50;
2082 range->avg_qual.level = 50;
2083 range->avg_qual.noise = 0;
2084 range->avg_qual.updated = IW_QUAL_NOISE_INVALID;
2085
2086 range->bitrate[0] = 1000000;
2087 range->bitrate[1] = 2000000;
2088 range->bitrate[2] = 5500000;
2089 range->bitrate[3] = 11000000;
2090 range->num_bitrates = 4;
2091
2092 range->min_rts = 0;
2093 range->max_rts = MAX_RTS_THRESHOLD;
2094
2095 range->min_frag = MIN_FRAG_THRESHOLD;
2096 range->max_frag = MAX_FRAG_THRESHOLD;
2097
2098 range->pmp_flags = IW_POWER_PERIOD;
2099 range->pmt_flags = IW_POWER_ON;
2100 range->pm_capa = IW_POWER_PERIOD | IW_POWER_ALL_R;
2101
2102 range->encoding_size[0] = WEP_SMALL_KEY_LEN;
2103 range->encoding_size[1] = WEP_LARGE_KEY_LEN;
2104 range->num_encoding_sizes = 2;
2105 range->max_encoding_tokens = WEP_KEYS;
2106
2107 /* both WL-240U and Linksys WUSB11 v2.6 specify 15 dBm as output power
2108 - take this for all (ignore antenna gains) */
2109 range->txpower[0] = 15;
2110 range->num_txpower = 1;
2111 range->txpower_capa = IW_TXPOW_DBM;
2112
2113 range->we_version_source = WIRELESS_EXT;
2114 range->we_version_compiled = WIRELESS_EXT;
2115
2116 /* same as the values used in atmel.c */
2117 range->retry_capa = IW_RETRY_LIMIT;
2118 range->retry_flags = IW_RETRY_LIMIT;
2119 range->r_time_flags = 0;
2120 range->min_retry = 1;
2121 range->max_retry = 255;
2122
2123 range->num_channels = NUM_CHANNELS;
2124 range->num_frequency = 0;
2125
2126 for (i = 0; i < NUM_CHANNELS; i++) {
2127 /* test if channel map bit is raised */
2128 if (priv->domain->channel_map & (0x1 << i)) {
2129 range->num_frequency += 1;
2130
2131 range->freq[i].i = i + 1;
2132 range->freq[i].m = channel_frequency[i] * 100000;
2133 range->freq[i].e = 1; /* freq * 10^1 */
2134 }
2135 }
2136
2137 at76_dbg(DBG_IOCTL, "%s: SIOCGIWRANGE", netdev->name);
2138
2139 return 0;
2140}
2141
2142static int at76_iw_handler_set_spy(struct net_device *netdev,
2143 struct iw_request_info *info,
2144 struct iw_point *data, char *extra)
2145{
2146 struct at76_priv *priv = netdev_priv(netdev);
2147 int ret = 0;
2148
2149 at76_dbg(DBG_IOCTL, "%s: SIOCSIWSPY - number of addresses %d",
2150 netdev->name, data->length);
2151
2152 spin_lock_bh(&priv->spy_spinlock);
2153 ret = iw_handler_set_spy(priv->netdev, info, (union iwreq_data *)data,
2154 extra);
2155 spin_unlock_bh(&priv->spy_spinlock);
2156
2157 return ret;
2158}
2159
2160static int at76_iw_handler_get_spy(struct net_device *netdev,
2161 struct iw_request_info *info,
2162 struct iw_point *data, char *extra)
2163{
2164
2165 struct at76_priv *priv = netdev_priv(netdev);
2166 int ret = 0;
2167
2168 spin_lock_bh(&priv->spy_spinlock);
2169 ret = iw_handler_get_spy(priv->netdev, info,
2170 (union iwreq_data *)data, extra);
2171 spin_unlock_bh(&priv->spy_spinlock);
2172
2173 at76_dbg(DBG_IOCTL, "%s: SIOCGIWSPY - number of addresses %d",
2174 netdev->name, data->length);
2175
2176 return ret;
2177}
2178
2179static int at76_iw_handler_set_thrspy(struct net_device *netdev,
2180 struct iw_request_info *info,
2181 struct iw_point *data, char *extra)
2182{
2183 struct at76_priv *priv = netdev_priv(netdev);
2184 int ret;
2185
2186 at76_dbg(DBG_IOCTL, "%s: SIOCSIWTHRSPY - number of addresses %d)",
2187 netdev->name, data->length);
2188
2189 spin_lock_bh(&priv->spy_spinlock);
2190 ret = iw_handler_set_thrspy(netdev, info, (union iwreq_data *)data,
2191 extra);
2192 spin_unlock_bh(&priv->spy_spinlock);
2193
2194 return ret;
2195}
2196
2197static int at76_iw_handler_get_thrspy(struct net_device *netdev,
2198 struct iw_request_info *info,
2199 struct iw_point *data, char *extra)
2200{
2201 struct at76_priv *priv = netdev_priv(netdev);
2202 int ret;
2203
2204 spin_lock_bh(&priv->spy_spinlock);
2205 ret = iw_handler_get_thrspy(netdev, info, (union iwreq_data *)data,
2206 extra);
2207 spin_unlock_bh(&priv->spy_spinlock);
2208
2209 at76_dbg(DBG_IOCTL, "%s: SIOCGIWTHRSPY - number of addresses %d)",
2210 netdev->name, data->length);
2211
2212 return ret;
2213}
2214
2215static int at76_iw_handler_set_wap(struct net_device *netdev,
2216 struct iw_request_info *info,
2217 struct sockaddr *ap_addr, char *extra)
2218{
2219 struct at76_priv *priv = netdev_priv(netdev);
2220
2221 at76_dbg(DBG_IOCTL, "%s: SIOCSIWAP - wap/bssid %s", netdev->name,
2222 mac2str(ap_addr->sa_data));
2223
2224 /* if the incoming address == ff:ff:ff:ff:ff:ff, the user has
2225 chosen any or auto AP preference */
2226 if (is_broadcast_ether_addr(ap_addr->sa_data)
2227 || is_zero_ether_addr(ap_addr->sa_data))
2228 priv->wanted_bssid_valid = 0;
2229 else {
2230 /* user wants to set a preferred AP address */
2231 priv->wanted_bssid_valid = 1;
2232 memcpy(priv->wanted_bssid, ap_addr->sa_data, ETH_ALEN);
2233 }
2234
2235 return -EIWCOMMIT;
2236}
2237
2238static int at76_iw_handler_get_wap(struct net_device *netdev,
2239 struct iw_request_info *info,
2240 struct sockaddr *ap_addr, char *extra)
2241{
2242 struct at76_priv *priv = netdev_priv(netdev);
2243
2244 ap_addr->sa_family = ARPHRD_ETHER;
2245 memcpy(ap_addr->sa_data, priv->bssid, ETH_ALEN);
2246
2247 at76_dbg(DBG_IOCTL, "%s: SIOCGIWAP - wap/bssid %s", netdev->name,
2248 mac2str(ap_addr->sa_data));
2249
2250 return 0;
2251}
2252
2253static int at76_iw_handler_set_scan(struct net_device *netdev,
2254 struct iw_request_info *info,
2255 union iwreq_data *wrqu, char *extra)
2256{
2257 struct at76_priv *priv = netdev_priv(netdev);
2258 int ret = 0;
2259
2260 at76_dbg(DBG_IOCTL, "%s: SIOCSIWSCAN", netdev->name);
2261
2262 if (mutex_lock_interruptible(&priv->mtx))
2263 return -EINTR;
2264
2265 if (!netif_running(netdev)) {
2266 ret = -ENETDOWN;
2267 goto exit;
2268 }
2269
2270 /* jal: we don't allow "iwlist ethX scan" while we are
2271 in monitor mode */
2272 if (priv->iw_mode == IW_MODE_MONITOR) {
2273 ret = -EBUSY;
2274 goto exit;
2275 }
2276
2277 /* Discard old scan results */
2278 if ((jiffies - priv->last_scan) > (20 * HZ))
2279 priv->scan_state = SCAN_IDLE;
2280 priv->last_scan = jiffies;
2281
2282 /* Initiate a scan command */
2283 if (priv->scan_state == SCAN_IN_PROGRESS) {
2284 ret = -EBUSY;
2285 goto exit;
2286 }
2287
2288 priv->scan_state = SCAN_IN_PROGRESS;
2289
2290 at76_quiesce(priv);
2291
2292 /* Try to do passive or active scan if WE asks as. */
2293 if (wrqu->data.length
2294 && wrqu->data.length == sizeof(struct iw_scan_req)) {
2295 struct iw_scan_req *req = (struct iw_scan_req *)extra;
2296
2297 if (req->scan_type == IW_SCAN_TYPE_PASSIVE)
2298 priv->scan_mode = SCAN_TYPE_PASSIVE;
2299 else if (req->scan_type == IW_SCAN_TYPE_ACTIVE)
2300 priv->scan_mode = SCAN_TYPE_ACTIVE;
2301
2302 /* Sanity check values? */
2303 if (req->min_channel_time > 0)
2304 priv->scan_min_time = req->min_channel_time;
2305
2306 if (req->max_channel_time > 0)
2307 priv->scan_max_time = req->max_channel_time;
2308 }
2309
2310 /* change to scanning state */
2311 at76_set_mac_state(priv, MAC_SCANNING);
2312 schedule_work(&priv->work_start_scan);
2313
2314exit:
2315 mutex_unlock(&priv->mtx);
2316 return ret;
2317}
2318
2319static int at76_iw_handler_get_scan(struct net_device *netdev,
2320 struct iw_request_info *info,
2321 struct iw_point *data, char *extra)
2322{
2323 struct at76_priv *priv = netdev_priv(netdev);
2324 unsigned long flags;
2325 struct list_head *lptr, *nptr;
2326 struct bss_info *curr_bss;
2327 struct iw_event *iwe = kmalloc(sizeof(struct iw_event), GFP_KERNEL);
2328 char *curr_val, *curr_pos = extra;
2329 int i;
2330
2331 at76_dbg(DBG_IOCTL, "%s: SIOCGIWSCAN", netdev->name);
2332
2333 if (!iwe)
2334 return -ENOMEM;
2335
2336 if (priv->scan_state != SCAN_COMPLETED) {
2337 /* scan not yet finished */
2338 kfree(iwe);
2339 return -EAGAIN;
2340 }
2341
2342 spin_lock_irqsave(&priv->bss_list_spinlock, flags);
2343
2344 list_for_each_safe(lptr, nptr, &priv->bss_list) {
2345 curr_bss = list_entry(lptr, struct bss_info, list);
2346
2347 iwe->cmd = SIOCGIWAP;
2348 iwe->u.ap_addr.sa_family = ARPHRD_ETHER;
2349 memcpy(iwe->u.ap_addr.sa_data, curr_bss->bssid, 6);
2350 curr_pos = iwe_stream_add_event(info, curr_pos,
2351 extra + IW_SCAN_MAX_DATA, iwe,
2352 IW_EV_ADDR_LEN);
2353
2354 iwe->u.data.length = curr_bss->ssid_len;
2355 iwe->cmd = SIOCGIWESSID;
2356 iwe->u.data.flags = 1;
2357
2358 curr_pos = iwe_stream_add_point(info, curr_pos,
2359 extra + IW_SCAN_MAX_DATA, iwe,
2360 curr_bss->ssid);
2361
2362 iwe->cmd = SIOCGIWMODE;
2363 iwe->u.mode = (curr_bss->capa & WLAN_CAPABILITY_IBSS) ?
2364 IW_MODE_ADHOC :
2365 (curr_bss->capa & WLAN_CAPABILITY_ESS) ?
2366 IW_MODE_MASTER : IW_MODE_AUTO;
2367 /* IW_MODE_AUTO = 0 which I thought is
2368 * the most logical value to return in this case */
2369 curr_pos = iwe_stream_add_event(info, curr_pos,
2370 extra + IW_SCAN_MAX_DATA, iwe,
2371 IW_EV_UINT_LEN);
2372
2373 iwe->cmd = SIOCGIWFREQ;
2374 iwe->u.freq.m = curr_bss->channel;
2375 iwe->u.freq.e = 0;
2376 curr_pos = iwe_stream_add_event(info, curr_pos,
2377 extra + IW_SCAN_MAX_DATA, iwe,
2378 IW_EV_FREQ_LEN);
2379
2380 iwe->cmd = SIOCGIWENCODE;
2381 if (curr_bss->capa & WLAN_CAPABILITY_PRIVACY)
2382 iwe->u.data.flags = IW_ENCODE_ENABLED | IW_ENCODE_NOKEY;
2383 else
2384 iwe->u.data.flags = IW_ENCODE_DISABLED;
2385
2386 iwe->u.data.length = 0;
2387 curr_pos = iwe_stream_add_point(info, curr_pos,
2388 extra + IW_SCAN_MAX_DATA, iwe,
2389 NULL);
2390
2391 /* Add quality statistics */
2392 iwe->cmd = IWEVQUAL;
2393 iwe->u.qual.noise = 0;
2394 iwe->u.qual.updated =
2395 IW_QUAL_NOISE_INVALID | IW_QUAL_LEVEL_UPDATED;
2396 iwe->u.qual.level = (curr_bss->rssi * 100 / 42);
2397 if (iwe->u.qual.level > 100)
2398 iwe->u.qual.level = 100;
2399 if (at76_is_intersil(priv->board_type))
2400 iwe->u.qual.qual = curr_bss->link_qual;
2401 else {
2402 iwe->u.qual.qual = 0;
2403 iwe->u.qual.updated |= IW_QUAL_QUAL_INVALID;
2404 }
2405 /* Add new value to event */
2406 curr_pos = iwe_stream_add_event(info, curr_pos,
2407 extra + IW_SCAN_MAX_DATA, iwe,
2408 IW_EV_QUAL_LEN);
2409
2410 /* Rate: stuffing multiple values in a single event requires
2411 * a bit more of magic - Jean II */
2412 curr_val = curr_pos + IW_EV_LCP_LEN;
2413
2414 iwe->cmd = SIOCGIWRATE;
2415 /* Those two flags are ignored... */
2416 iwe->u.bitrate.fixed = 0;
2417 iwe->u.bitrate.disabled = 0;
2418 /* Max 8 values */
2419 for (i = 0; i < curr_bss->rates_len; i++) {
2420 /* Bit rate given in 500 kb/s units (+ 0x80) */
2421 iwe->u.bitrate.value =
2422 ((curr_bss->rates[i] & 0x7f) * 500000);
2423 /* Add new value to event */
2424 curr_val = iwe_stream_add_value(info, curr_pos,
2425 curr_val,
2426 extra +
2427 IW_SCAN_MAX_DATA, iwe,
2428 IW_EV_PARAM_LEN);
2429 }
2430
2431 /* Check if we added any event */
2432 if ((curr_val - curr_pos) > IW_EV_LCP_LEN)
2433 curr_pos = curr_val;
2434
2435 /* more information may be sent back using IWECUSTOM */
2436
2437 }
2438
2439 spin_unlock_irqrestore(&priv->bss_list_spinlock, flags);
2440
2441 data->length = (curr_pos - extra);
2442 data->flags = 0;
2443
2444 kfree(iwe);
2445 return 0;
2446}
2447
2448static int at76_iw_handler_set_essid(struct net_device *netdev,
2449 struct iw_request_info *info,
2450 struct iw_point *data, char *extra)
2451{
2452 struct at76_priv *priv = netdev_priv(netdev);
2453
2454 at76_dbg(DBG_IOCTL, "%s: SIOCSIWESSID - %s", netdev->name, extra);
2455
2456 if (data->flags) {
2457 memcpy(priv->essid, extra, data->length);
2458 priv->essid_size = data->length;
2459 } else
2460 priv->essid_size = 0; /* Use any SSID */
2461
2462 return -EIWCOMMIT;
2463}
2464
2465static int at76_iw_handler_get_essid(struct net_device *netdev,
2466 struct iw_request_info *info,
2467 struct iw_point *data, char *extra)
2468{
2469 struct at76_priv *priv = netdev_priv(netdev);
2470
2471 if (priv->essid_size) {
2472 /* not the ANY ssid in priv->essid */
2473 data->flags = 1;
2474 data->length = priv->essid_size;
2475 memcpy(extra, priv->essid, data->length);
2476 } else {
2477 /* the ANY ssid was specified */
2478 if (priv->mac_state == MAC_CONNECTED && priv->curr_bss) {
2479 /* report the SSID we have found */
2480 data->flags = 1;
2481 data->length = priv->curr_bss->ssid_len;
2482 memcpy(extra, priv->curr_bss->ssid, data->length);
2483 } else {
2484 /* report ANY back */
2485 data->flags = 0;
2486 data->length = 0;
2487 }
2488 }
2489
2490 at76_dbg(DBG_IOCTL, "%s: SIOCGIWESSID - %.*s", netdev->name,
2491 data->length, extra);
2492
2493 return 0;
2494}
2495
2496static int at76_iw_handler_set_rate(struct net_device *netdev,
2497 struct iw_request_info *info,
2498 struct iw_param *bitrate, char *extra)
2499{
2500 struct at76_priv *priv = netdev_priv(netdev);
2501 int ret = -EIWCOMMIT;
2502
2503 at76_dbg(DBG_IOCTL, "%s: SIOCSIWRATE - %d", netdev->name,
2504 bitrate->value);
2505
2506 switch (bitrate->value) {
2507 case -1:
2508 priv->txrate = TX_RATE_AUTO;
2509 break; /* auto rate */
2510 case 1000000:
2511 priv->txrate = TX_RATE_1MBIT;
2512 break;
2513 case 2000000:
2514 priv->txrate = TX_RATE_2MBIT;
2515 break;
2516 case 5500000:
2517 priv->txrate = TX_RATE_5_5MBIT;
2518 break;
2519 case 11000000:
2520 priv->txrate = TX_RATE_11MBIT;
2521 break;
2522 default:
2523 ret = -EINVAL;
2524 }
2525
2526 return ret;
2527}
2528
2529static int at76_iw_handler_get_rate(struct net_device *netdev,
2530 struct iw_request_info *info,
2531 struct iw_param *bitrate, char *extra)
2532{
2533 struct at76_priv *priv = netdev_priv(netdev);
2534 int ret = 0;
2535
2536 switch (priv->txrate) {
2537 /* return max rate if RATE_AUTO */
2538 case TX_RATE_AUTO:
2539 bitrate->value = 11000000;
2540 break;
2541 case TX_RATE_1MBIT:
2542 bitrate->value = 1000000;
2543 break;
2544 case TX_RATE_2MBIT:
2545 bitrate->value = 2000000;
2546 break;
2547 case TX_RATE_5_5MBIT:
2548 bitrate->value = 5500000;
2549 break;
2550 case TX_RATE_11MBIT:
2551 bitrate->value = 11000000;
2552 break;
2553 default:
2554 ret = -EINVAL;
2555 }
2556
2557 bitrate->fixed = (priv->txrate != TX_RATE_AUTO);
2558 bitrate->disabled = 0;
2559
2560 at76_dbg(DBG_IOCTL, "%s: SIOCGIWRATE - %d", netdev->name,
2561 bitrate->value);
2562
2563 return ret;
2564}
2565
2566static int at76_iw_handler_set_rts(struct net_device *netdev,
2567 struct iw_request_info *info,
2568 struct iw_param *rts, char *extra)
2569{
2570 struct at76_priv *priv = netdev_priv(netdev);
2571 int ret = -EIWCOMMIT;
2572 int rthr = rts->value;
2573
2574 at76_dbg(DBG_IOCTL, "%s: SIOCSIWRTS - value %d disabled %s",
2575 netdev->name, rts->value, (rts->disabled) ? "true" : "false");
2576
2577 if (rts->disabled)
2578 rthr = MAX_RTS_THRESHOLD;
2579
2580 if ((rthr < 0) || (rthr > MAX_RTS_THRESHOLD))
2581 ret = -EINVAL;
2582 else
2583 priv->rts_threshold = rthr;
2584
2585 return ret;
2586}
2587
2588static int at76_iw_handler_get_rts(struct net_device *netdev,
2589 struct iw_request_info *info,
2590 struct iw_param *rts, char *extra)
2591{
2592 struct at76_priv *priv = netdev_priv(netdev);
2593
2594 rts->value = priv->rts_threshold;
2595 rts->disabled = (rts->value >= MAX_RTS_THRESHOLD);
2596 rts->fixed = 1;
2597
2598 at76_dbg(DBG_IOCTL, "%s: SIOCGIWRTS - value %d disabled %s",
2599 netdev->name, rts->value, (rts->disabled) ? "true" : "false");
2600
2601 return 0;
2602}
2603
2604static int at76_iw_handler_set_frag(struct net_device *netdev,
2605 struct iw_request_info *info,
2606 struct iw_param *frag, char *extra)
2607{
2608 struct at76_priv *priv = netdev_priv(netdev);
2609 int ret = -EIWCOMMIT;
2610 int fthr = frag->value;
2611
2612 at76_dbg(DBG_IOCTL, "%s: SIOCSIWFRAG - value %d, disabled %s",
2613 netdev->name, frag->value,
2614 (frag->disabled) ? "true" : "false");
2615
2616 if (frag->disabled)
2617 fthr = MAX_FRAG_THRESHOLD;
2618
2619 if ((fthr < MIN_FRAG_THRESHOLD) || (fthr > MAX_FRAG_THRESHOLD))
2620 ret = -EINVAL;
2621 else
2622 priv->frag_threshold = fthr & ~0x1; /* get an even value */
2623
2624 return ret;
2625}
2626
2627static int at76_iw_handler_get_frag(struct net_device *netdev,
2628 struct iw_request_info *info,
2629 struct iw_param *frag, char *extra)
2630{
2631 struct at76_priv *priv = netdev_priv(netdev);
2632
2633 frag->value = priv->frag_threshold;
2634 frag->disabled = (frag->value >= MAX_FRAG_THRESHOLD);
2635 frag->fixed = 1;
2636
2637 at76_dbg(DBG_IOCTL, "%s: SIOCGIWFRAG - value %d, disabled %s",
2638 netdev->name, frag->value,
2639 (frag->disabled) ? "true" : "false");
2640
2641 return 0;
2642}
2643
2644static int at76_iw_handler_get_txpow(struct net_device *netdev,
2645 struct iw_request_info *info,
2646 struct iw_param *power, char *extra)
2647{
2648 power->value = 15;
2649 power->fixed = 1; /* No power control */
2650 power->disabled = 0;
2651 power->flags = IW_TXPOW_DBM;
2652
2653 at76_dbg(DBG_IOCTL, "%s: SIOCGIWTXPOW - txpow %d dBm", netdev->name,
2654 power->value);
2655
2656 return 0;
2657}
2658
2659/* jal: short retry is handled by the firmware (at least 0.90.x),
2660 while long retry is not (?) */
2661static int at76_iw_handler_set_retry(struct net_device *netdev,
2662 struct iw_request_info *info,
2663 struct iw_param *retry, char *extra)
2664{
2665 struct at76_priv *priv = netdev_priv(netdev);
2666 int ret = -EIWCOMMIT;
2667
2668 at76_dbg(DBG_IOCTL, "%s: SIOCSIWRETRY disabled %d flags 0x%x val %d",
2669 netdev->name, retry->disabled, retry->flags, retry->value);
2670
2671 if (!retry->disabled && (retry->flags & IW_RETRY_LIMIT)) {
2672 if ((retry->flags & IW_RETRY_MIN) ||
2673 !(retry->flags & IW_RETRY_MAX))
2674 priv->short_retry_limit = retry->value;
2675 else
2676 ret = -EINVAL;
2677 } else
2678 ret = -EINVAL;
2679
2680 return ret;
2681}
2682
2683/* Adapted (ripped) from atmel.c */
2684static int at76_iw_handler_get_retry(struct net_device *netdev,
2685 struct iw_request_info *info,
2686 struct iw_param *retry, char *extra)
2687{
2688 struct at76_priv *priv = netdev_priv(netdev);
2689
2690 at76_dbg(DBG_IOCTL, "%s: SIOCGIWRETRY", netdev->name);
2691
2692 retry->disabled = 0; /* Can't be disabled */
2693 retry->flags = IW_RETRY_LIMIT;
2694 retry->value = priv->short_retry_limit;
2695
2696 return 0;
2697}
2698
2699static int at76_iw_handler_set_encode(struct net_device *netdev,
2700 struct iw_request_info *info,
2701 struct iw_point *encoding, char *extra)
2702{
2703 struct at76_priv *priv = netdev_priv(netdev);
2704 int index = (encoding->flags & IW_ENCODE_INDEX) - 1;
2705 int len = encoding->length;
2706
2707 at76_dbg(DBG_IOCTL, "%s: SIOCSIWENCODE - enc.flags %08x "
2708 "pointer %p len %d", netdev->name, encoding->flags,
2709 encoding->pointer, encoding->length);
2710 at76_dbg(DBG_IOCTL,
2711 "%s: SIOCSIWENCODE - old wepstate: enabled %s key_id %d "
2712 "auth_mode %s", netdev->name,
2713 (priv->wep_enabled) ? "true" : "false", priv->wep_key_id,
2714 (priv->auth_mode ==
2715 WLAN_AUTH_SHARED_KEY) ? "restricted" : "open");
2716
2717 /* take the old default key if index is invalid */
2718 if ((index < 0) || (index >= WEP_KEYS))
2719 index = priv->wep_key_id;
2720
2721 if (len > 0) {
2722 if (len > WEP_LARGE_KEY_LEN)
2723 len = WEP_LARGE_KEY_LEN;
2724
2725 memset(priv->wep_keys[index], 0, WEP_KEY_LEN);
2726 memcpy(priv->wep_keys[index], extra, len);
2727 priv->wep_keys_len[index] = (len <= WEP_SMALL_KEY_LEN) ?
2728 WEP_SMALL_KEY_LEN : WEP_LARGE_KEY_LEN;
2729 priv->wep_enabled = 1;
2730 }
2731
2732 priv->wep_key_id = index;
2733 priv->wep_enabled = ((encoding->flags & IW_ENCODE_DISABLED) == 0);
2734
2735 if (encoding->flags & IW_ENCODE_RESTRICTED)
2736 priv->auth_mode = WLAN_AUTH_SHARED_KEY;
2737 if (encoding->flags & IW_ENCODE_OPEN)
2738 priv->auth_mode = WLAN_AUTH_OPEN;
2739
2740 at76_dbg(DBG_IOCTL,
2741 "%s: SIOCSIWENCODE - new wepstate: enabled %s key_id %d "
2742 "key_len %d auth_mode %s", netdev->name,
2743 (priv->wep_enabled) ? "true" : "false", priv->wep_key_id + 1,
2744 priv->wep_keys_len[priv->wep_key_id],
2745 (priv->auth_mode ==
2746 WLAN_AUTH_SHARED_KEY) ? "restricted" : "open");
2747
2748 return -EIWCOMMIT;
2749}
2750
2751static int at76_iw_handler_get_encode(struct net_device *netdev,
2752 struct iw_request_info *info,
2753 struct iw_point *encoding, char *extra)
2754{
2755 struct at76_priv *priv = netdev_priv(netdev);
2756 int index = (encoding->flags & IW_ENCODE_INDEX) - 1;
2757
2758 if ((index < 0) || (index >= WEP_KEYS))
2759 index = priv->wep_key_id;
2760
2761 encoding->flags =
2762 (priv->auth_mode == WLAN_AUTH_SHARED_KEY) ?
2763 IW_ENCODE_RESTRICTED : IW_ENCODE_OPEN;
2764
2765 if (!priv->wep_enabled)
2766 encoding->flags |= IW_ENCODE_DISABLED;
2767
2768 if (encoding->pointer) {
2769 encoding->length = priv->wep_keys_len[index];
2770
2771 memcpy(extra, priv->wep_keys[index], priv->wep_keys_len[index]);
2772
2773 encoding->flags |= (index + 1);
2774 }
2775
2776 at76_dbg(DBG_IOCTL, "%s: SIOCGIWENCODE - enc.flags %08x "
2777 "pointer %p len %d", netdev->name, encoding->flags,
2778 encoding->pointer, encoding->length);
2779 at76_dbg(DBG_IOCTL,
2780 "%s: SIOCGIWENCODE - wepstate: enabled %s key_id %d "
2781 "key_len %d auth_mode %s", netdev->name,
2782 (priv->wep_enabled) ? "true" : "false", priv->wep_key_id + 1,
2783 priv->wep_keys_len[priv->wep_key_id],
2784 (priv->auth_mode ==
2785 WLAN_AUTH_SHARED_KEY) ? "restricted" : "open");
2786
2787 return 0;
2788}
2789
2790static int at76_iw_handler_set_power(struct net_device *netdev,
2791 struct iw_request_info *info,
2792 struct iw_param *prq, char *extra)
2793{
2794 int err = -EIWCOMMIT;
2795 struct at76_priv *priv = netdev_priv(netdev);
2796
2797 at76_dbg(DBG_IOCTL,
2798 "%s: SIOCSIWPOWER - disabled %s flags 0x%x value 0x%x",
2799 netdev->name, (prq->disabled) ? "true" : "false", prq->flags,
2800 prq->value);
2801
2802 if (prq->disabled)
2803 priv->pm_mode = AT76_PM_OFF;
2804 else {
2805 switch (prq->flags & IW_POWER_MODE) {
2806 case IW_POWER_ALL_R:
2807 case IW_POWER_ON:
2808 break;
2809 default:
2810 err = -EINVAL;
2811 goto exit;
2812 }
2813 if (prq->flags & IW_POWER_PERIOD)
2814 priv->pm_period = prq->value;
2815
2816 if (prq->flags & IW_POWER_TIMEOUT) {
2817 err = -EINVAL;
2818 goto exit;
2819 }
2820 priv->pm_mode = AT76_PM_ON;
2821 }
2822exit:
2823 return err;
2824}
2825
2826static int at76_iw_handler_get_power(struct net_device *netdev,
2827 struct iw_request_info *info,
2828 struct iw_param *power, char *extra)
2829{
2830 struct at76_priv *priv = netdev_priv(netdev);
2831
2832 power->disabled = (priv->pm_mode == AT76_PM_OFF);
2833 if (!power->disabled) {
2834 power->flags = IW_POWER_PERIOD | IW_POWER_ALL_R;
2835 power->value = priv->pm_period;
2836 }
2837
2838 at76_dbg(DBG_IOCTL, "%s: SIOCGIWPOWER - %s flags 0x%x value 0x%x",
2839 netdev->name, power->disabled ? "disabled" : "enabled",
2840 power->flags, power->value);
2841
2842 return 0;
2843}
2844
2845/*******************************************************************************
2846 * Private IOCTLS
2847 */
2848static int at76_iw_set_short_preamble(struct net_device *netdev,
2849 struct iw_request_info *info, char *name,
2850 char *extra)
2851{
2852 struct at76_priv *priv = netdev_priv(netdev);
2853 int val = *((int *)name);
2854 int ret = -EIWCOMMIT;
2855
2856 at76_dbg(DBG_IOCTL, "%s: AT76_SET_SHORT_PREAMBLE, %d",
2857 netdev->name, val);
2858
2859 if (val < PREAMBLE_TYPE_LONG || val > PREAMBLE_TYPE_AUTO)
2860 ret = -EINVAL;
2861 else
2862 priv->preamble_type = val;
2863
2864 return ret;
2865}
2866
2867static int at76_iw_get_short_preamble(struct net_device *netdev,
2868 struct iw_request_info *info,
2869 union iwreq_data *wrqu, char *extra)
2870{
2871 struct at76_priv *priv = netdev_priv(netdev);
2872
2873 snprintf(wrqu->name, sizeof(wrqu->name), "%s (%d)",
2874 preambles[priv->preamble_type], priv->preamble_type);
2875 return 0;
2876}
2877
2878static int at76_iw_set_debug(struct net_device *netdev,
2879 struct iw_request_info *info,
2880 struct iw_point *data, char *extra)
2881{
2882 char *ptr;
2883 u32 val;
2884
2885 if (data->length > 0) {
2886 val = simple_strtol(extra, &ptr, 0);
2887
2888 if (ptr == extra)
2889 val = DBG_DEFAULTS;
2890
2891 at76_dbg(DBG_IOCTL, "%s: AT76_SET_DEBUG input %d: %s -> 0x%x",
2892 netdev->name, data->length, extra, val);
2893 } else
2894 val = DBG_DEFAULTS;
2895
2896 at76_dbg(DBG_IOCTL, "%s: AT76_SET_DEBUG, old 0x%x, new 0x%x",
2897 netdev->name, at76_debug, val);
2898
2899 /* jal: some more output to pin down lockups */
2900 at76_dbg(DBG_IOCTL, "%s: netif running %d queue_stopped %d "
2901 "carrier_ok %d", netdev->name, netif_running(netdev),
2902 netif_queue_stopped(netdev), netif_carrier_ok(netdev));
2903
2904 at76_debug = val;
2905
2906 return 0;
2907}
2908
2909static int at76_iw_get_debug(struct net_device *netdev,
2910 struct iw_request_info *info,
2911 union iwreq_data *wrqu, char *extra)
2912{
2913 snprintf(wrqu->name, sizeof(wrqu->name), "0x%08x", at76_debug);
2914 return 0;
2915}
2916
2917static int at76_iw_set_powersave_mode(struct net_device *netdev,
2918 struct iw_request_info *info, char *name,
2919 char *extra)
2920{
2921 struct at76_priv *priv = netdev_priv(netdev);
2922 int val = *((int *)name);
2923 int ret = -EIWCOMMIT;
2924
2925 at76_dbg(DBG_IOCTL, "%s: AT76_SET_POWERSAVE_MODE, %d (%s)",
2926 netdev->name, val,
2927 val == AT76_PM_OFF ? "active" : val == AT76_PM_ON ? "save" :
2928 val == AT76_PM_SMART ? "smart save" : "<invalid>");
2929 if (val < AT76_PM_OFF || val > AT76_PM_SMART)
2930 ret = -EINVAL;
2931 else
2932 priv->pm_mode = val;
2933
2934 return ret;
2935}
2936
2937static int at76_iw_get_powersave_mode(struct net_device *netdev,
2938 struct iw_request_info *info,
2939 union iwreq_data *wrqu, char *extra)
2940{
2941 struct at76_priv *priv = netdev_priv(netdev);
2942 int *param = (int *)extra;
2943
2944 param[0] = priv->pm_mode;
2945 return 0;
2946}
2947
2948static int at76_iw_set_scan_times(struct net_device *netdev,
2949 struct iw_request_info *info, char *name,
2950 char *extra)
2951{
2952 struct at76_priv *priv = netdev_priv(netdev);
2953 int mint = *((int *)name);
2954 int maxt = *((int *)name + 1);
2955 int ret = -EIWCOMMIT;
2956
2957 at76_dbg(DBG_IOCTL, "%s: AT76_SET_SCAN_TIMES - min %d max %d",
2958 netdev->name, mint, maxt);
2959 if (mint <= 0 || maxt <= 0 || mint > maxt)
2960 ret = -EINVAL;
2961 else {
2962 priv->scan_min_time = mint;
2963 priv->scan_max_time = maxt;
2964 }
2965
2966 return ret;
2967}
2968
2969static int at76_iw_get_scan_times(struct net_device *netdev,
2970 struct iw_request_info *info,
2971 union iwreq_data *wrqu, char *extra)
2972{
2973 struct at76_priv *priv = netdev_priv(netdev);
2974 int *param = (int *)extra;
2975
2976 param[0] = priv->scan_min_time;
2977 param[1] = priv->scan_max_time;
2978 return 0;
2979}
2980
2981static int at76_iw_set_scan_mode(struct net_device *netdev,
2982 struct iw_request_info *info, char *name,
2983 char *extra)
2984{
2985 struct at76_priv *priv = netdev_priv(netdev);
2986 int val = *((int *)name);
2987 int ret = -EIWCOMMIT;
2988
2989 at76_dbg(DBG_IOCTL, "%s: AT76_SET_SCAN_MODE - mode %s",
2990 netdev->name, (val = SCAN_TYPE_ACTIVE) ? "active" :
2991 (val = SCAN_TYPE_PASSIVE) ? "passive" : "<invalid>");
2992
2993 if (val != SCAN_TYPE_ACTIVE && val != SCAN_TYPE_PASSIVE)
2994 ret = -EINVAL;
2995 else
2996 priv->scan_mode = val;
2997
2998 return ret;
2999}
3000
3001static int at76_iw_get_scan_mode(struct net_device *netdev,
3002 struct iw_request_info *info,
3003 union iwreq_data *wrqu, char *extra)
3004{
3005 struct at76_priv *priv = netdev_priv(netdev);
3006 int *param = (int *)extra;
3007
3008 param[0] = priv->scan_mode;
3009 return 0;
3010}
3011
3012#define AT76_SET_HANDLER(h, f) [h - SIOCIWFIRST] = (iw_handler) f
3013
3014/* Standard wireless handlers */
3015static const iw_handler at76_handlers[] = {
3016 AT76_SET_HANDLER(SIOCSIWCOMMIT, at76_iw_handler_commit),
3017 AT76_SET_HANDLER(SIOCGIWNAME, at76_iw_handler_get_name),
3018 AT76_SET_HANDLER(SIOCSIWFREQ, at76_iw_handler_set_freq),
3019 AT76_SET_HANDLER(SIOCGIWFREQ, at76_iw_handler_get_freq),
3020 AT76_SET_HANDLER(SIOCSIWMODE, at76_iw_handler_set_mode),
3021 AT76_SET_HANDLER(SIOCGIWMODE, at76_iw_handler_get_mode),
3022 AT76_SET_HANDLER(SIOCGIWRANGE, at76_iw_handler_get_range),
3023 AT76_SET_HANDLER(SIOCSIWSPY, at76_iw_handler_set_spy),
3024 AT76_SET_HANDLER(SIOCGIWSPY, at76_iw_handler_get_spy),
3025 AT76_SET_HANDLER(SIOCSIWTHRSPY, at76_iw_handler_set_thrspy),
3026 AT76_SET_HANDLER(SIOCGIWTHRSPY, at76_iw_handler_get_thrspy),
3027 AT76_SET_HANDLER(SIOCSIWAP, at76_iw_handler_set_wap),
3028 AT76_SET_HANDLER(SIOCGIWAP, at76_iw_handler_get_wap),
3029 AT76_SET_HANDLER(SIOCSIWSCAN, at76_iw_handler_set_scan),
3030 AT76_SET_HANDLER(SIOCGIWSCAN, at76_iw_handler_get_scan),
3031 AT76_SET_HANDLER(SIOCSIWESSID, at76_iw_handler_set_essid),
3032 AT76_SET_HANDLER(SIOCGIWESSID, at76_iw_handler_get_essid),
3033 AT76_SET_HANDLER(SIOCSIWRATE, at76_iw_handler_set_rate),
3034 AT76_SET_HANDLER(SIOCGIWRATE, at76_iw_handler_get_rate),
3035 AT76_SET_HANDLER(SIOCSIWRTS, at76_iw_handler_set_rts),
3036 AT76_SET_HANDLER(SIOCGIWRTS, at76_iw_handler_get_rts),
3037 AT76_SET_HANDLER(SIOCSIWFRAG, at76_iw_handler_set_frag),
3038 AT76_SET_HANDLER(SIOCGIWFRAG, at76_iw_handler_get_frag),
3039 AT76_SET_HANDLER(SIOCGIWTXPOW, at76_iw_handler_get_txpow),
3040 AT76_SET_HANDLER(SIOCSIWRETRY, at76_iw_handler_set_retry),
3041 AT76_SET_HANDLER(SIOCGIWRETRY, at76_iw_handler_get_retry),
3042 AT76_SET_HANDLER(SIOCSIWENCODE, at76_iw_handler_set_encode),
3043 AT76_SET_HANDLER(SIOCGIWENCODE, at76_iw_handler_get_encode),
3044 AT76_SET_HANDLER(SIOCSIWPOWER, at76_iw_handler_set_power),
3045 AT76_SET_HANDLER(SIOCGIWPOWER, at76_iw_handler_get_power)
3046};
3047
3048#define AT76_SET_PRIV(h, f) [h - SIOCIWFIRSTPRIV] = (iw_handler) f
3049
3050/* Private wireless handlers */
3051static const iw_handler at76_priv_handlers[] = {
3052 AT76_SET_PRIV(AT76_SET_SHORT_PREAMBLE, at76_iw_set_short_preamble),
3053 AT76_SET_PRIV(AT76_GET_SHORT_PREAMBLE, at76_iw_get_short_preamble),
3054 AT76_SET_PRIV(AT76_SET_DEBUG, at76_iw_set_debug),
3055 AT76_SET_PRIV(AT76_GET_DEBUG, at76_iw_get_debug),
3056 AT76_SET_PRIV(AT76_SET_POWERSAVE_MODE, at76_iw_set_powersave_mode),
3057 AT76_SET_PRIV(AT76_GET_POWERSAVE_MODE, at76_iw_get_powersave_mode),
3058 AT76_SET_PRIV(AT76_SET_SCAN_TIMES, at76_iw_set_scan_times),
3059 AT76_SET_PRIV(AT76_GET_SCAN_TIMES, at76_iw_get_scan_times),
3060 AT76_SET_PRIV(AT76_SET_SCAN_MODE, at76_iw_set_scan_mode),
3061 AT76_SET_PRIV(AT76_GET_SCAN_MODE, at76_iw_get_scan_mode),
3062};
3063
3064/* Names and arguments of private wireless handlers */
3065static const struct iw_priv_args at76_priv_args[] = {
3066 /* 0 - long, 1 - short */
3067 {AT76_SET_SHORT_PREAMBLE,
3068 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "set_preamble"},
3069
3070 {AT76_GET_SHORT_PREAMBLE,
3071 0, IW_PRIV_TYPE_CHAR | IW_PRIV_SIZE_FIXED | 10, "get_preamble"},
3072
3073 /* we must pass the new debug mask as a string, because iwpriv cannot
3074 * parse hex numbers starting with 0x :-( */
3075 {AT76_SET_DEBUG,
3076 IW_PRIV_TYPE_CHAR | 10, 0, "set_debug"},
3077
3078 {AT76_GET_DEBUG,
3079 0, IW_PRIV_TYPE_CHAR | IW_PRIV_SIZE_FIXED | 10, "get_debug"},
3080
3081 /* 1 - active, 2 - power save, 3 - smart power save */
3082 {AT76_SET_POWERSAVE_MODE,
3083 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "set_powersave"},
3084
3085 {AT76_GET_POWERSAVE_MODE,
3086 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "get_powersave"},
3087
3088 /* min_channel_time, max_channel_time */
3089 {AT76_SET_SCAN_TIMES,
3090 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 2, 0, "set_scan_times"},
3091
3092 {AT76_GET_SCAN_TIMES,
3093 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 2, "get_scan_times"},
3094
3095 /* 0 - active, 1 - passive scan */
3096 {AT76_SET_SCAN_MODE,
3097 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "set_scan_mode"},
3098
3099 {AT76_GET_SCAN_MODE,
3100 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "get_scan_mode"},
3101};
3102
3103static const struct iw_handler_def at76_handler_def = {
3104 .num_standard = ARRAY_SIZE(at76_handlers),
3105 .num_private = ARRAY_SIZE(at76_priv_handlers),
3106 .num_private_args = ARRAY_SIZE(at76_priv_args),
3107 .standard = at76_handlers,
3108 .private = at76_priv_handlers,
3109 .private_args = at76_priv_args,
3110 .get_wireless_stats = at76_get_wireless_stats,
3111};
3112
3113static const u8 snapsig[] = { 0xaa, 0xaa, 0x03 };
3114
3115/* RFC 1042 encapsulates Ethernet frames in 802.2 SNAP (0xaa, 0xaa, 0x03) with
3116 * a SNAP OID of 0 (0x00, 0x00, 0x00) */
3117static const u8 rfc1042sig[] = { 0xaa, 0xaa, 0x03, 0x00, 0x00, 0x00 };
3118
3119static int at76_tx(struct sk_buff *skb, struct net_device *netdev)
3120{
3121 struct at76_priv *priv = netdev_priv(netdev);
3122 struct net_device_stats *stats = &priv->stats;
3123 int ret = 0;
3124 int wlen;
3125 int submit_len;
3126 struct at76_tx_buffer *tx_buffer = priv->bulk_out_buffer;
3127 struct ieee80211_hdr_3addr *i802_11_hdr =
3128 (struct ieee80211_hdr_3addr *)tx_buffer->packet;
3129 u8 *payload = i802_11_hdr->payload;
3130 struct ethhdr *eh = (struct ethhdr *)skb->data;
3131
3132 if (netif_queue_stopped(netdev)) {
3133 printk(KERN_ERR "%s: %s called while netdev is stopped\n",
3134 netdev->name, __func__);
3135 /* skip this packet */
3136 dev_kfree_skb(skb);
3137 return 0;
3138 }
3139
3140 if (priv->tx_urb->status == -EINPROGRESS) {
3141 printk(KERN_ERR "%s: %s called while tx urb is pending\n",
3142 netdev->name, __func__);
3143 /* skip this packet */
3144 dev_kfree_skb(skb);
3145 return 0;
3146 }
3147
3148 if (skb->len < ETH_HLEN) {
3149 printk(KERN_ERR "%s: %s: skb too short (%d)\n",
3150 netdev->name, __func__, skb->len);
3151 dev_kfree_skb(skb);
3152 return 0;
3153 }
3154
3155 at76_ledtrig_tx_activity(); /* tell ledtrigger we send a packet */
3156
3157 /* we can get rid of memcpy if we set netdev->hard_header_len to
3158 reserve enough space, but we would need to keep the skb around */
3159
3160 if (ntohs(eh->h_proto) <= ETH_DATA_LEN) {
3161 /* this is a 802.3 packet */
3162 if (skb->len >= ETH_HLEN + sizeof(rfc1042sig)
3163 && skb->data[ETH_HLEN] == rfc1042sig[0]
3164 && skb->data[ETH_HLEN + 1] == rfc1042sig[1]) {
3165 /* higher layer delivered SNAP header - keep it */
3166 memcpy(payload, skb->data + ETH_HLEN,
3167 skb->len - ETH_HLEN);
3168 wlen = IEEE80211_3ADDR_LEN + skb->len - ETH_HLEN;
3169 } else {
3170 printk(KERN_ERR "%s: dropping non-SNAP 802.2 packet "
3171 "(DSAP 0x%02x SSAP 0x%02x cntrl 0x%02x)\n",
3172 priv->netdev->name, skb->data[ETH_HLEN],
3173 skb->data[ETH_HLEN + 1],
3174 skb->data[ETH_HLEN + 2]);
3175 dev_kfree_skb(skb);
3176 return 0;
3177 }
3178 } else {
3179 /* add RFC 1042 header in front */
3180 memcpy(payload, rfc1042sig, sizeof(rfc1042sig));
3181 memcpy(payload + sizeof(rfc1042sig), &eh->h_proto,
3182 skb->len - offsetof(struct ethhdr, h_proto));
3183 wlen = IEEE80211_3ADDR_LEN + sizeof(rfc1042sig) + skb->len -
3184 offsetof(struct ethhdr, h_proto);
3185 }
3186
3187 /* make wireless header */
3188 i802_11_hdr->frame_ctl =
3189 cpu_to_le16(IEEE80211_FTYPE_DATA |
3190 (priv->wep_enabled ? IEEE80211_FCTL_PROTECTED : 0) |
3191 (priv->iw_mode ==
3192 IW_MODE_INFRA ? IEEE80211_FCTL_TODS : 0));
3193
3194 if (priv->iw_mode == IW_MODE_ADHOC) {
3195 memcpy(i802_11_hdr->addr1, eh->h_dest, ETH_ALEN);
3196 memcpy(i802_11_hdr->addr2, eh->h_source, ETH_ALEN);
3197 memcpy(i802_11_hdr->addr3, priv->bssid, ETH_ALEN);
3198 } else if (priv->iw_mode == IW_MODE_INFRA) {
3199 memcpy(i802_11_hdr->addr1, priv->bssid, ETH_ALEN);
3200 memcpy(i802_11_hdr->addr2, eh->h_source, ETH_ALEN);
3201 memcpy(i802_11_hdr->addr3, eh->h_dest, ETH_ALEN);
3202 }
3203
3204 i802_11_hdr->duration_id = cpu_to_le16(0);
3205 i802_11_hdr->seq_ctl = cpu_to_le16(0);
3206
3207 /* setup 'Atmel' header */
3208 tx_buffer->wlength = cpu_to_le16(wlen);
3209 tx_buffer->tx_rate = priv->txrate;
3210 /* for broadcast destination addresses, the firmware 0.100.x
3211 seems to choose the highest rate set with CMD_STARTUP in
3212 basic_rate_set replacing this value */
3213
3214 memset(tx_buffer->reserved, 0, sizeof(tx_buffer->reserved));
3215
3216 tx_buffer->padding = at76_calc_padding(wlen);
3217 submit_len = wlen + AT76_TX_HDRLEN + tx_buffer->padding;
3218
3219 at76_dbg(DBG_TX_DATA_CONTENT, "%s skb->data %s", priv->netdev->name,
3220 hex2str(skb->data, 32));
3221 at76_dbg(DBG_TX_DATA, "%s tx: wlen 0x%x pad 0x%x rate %d hdr %s",
3222 priv->netdev->name,
3223 le16_to_cpu(tx_buffer->wlength),
3224 tx_buffer->padding, tx_buffer->tx_rate,
3225 hex2str(i802_11_hdr, sizeof(*i802_11_hdr)));
3226 at76_dbg(DBG_TX_DATA_CONTENT, "%s payload %s", priv->netdev->name,
3227 hex2str(payload, 48));
3228
3229 /* send stuff */
3230 netif_stop_queue(netdev);
3231 netdev->trans_start = jiffies;
3232
3233 usb_fill_bulk_urb(priv->tx_urb, priv->udev, priv->tx_pipe, tx_buffer,
3234 submit_len, at76_tx_callback, priv);
3235 ret = usb_submit_urb(priv->tx_urb, GFP_ATOMIC);
3236 if (ret) {
3237 stats->tx_errors++;
3238 printk(KERN_ERR "%s: error in tx submit urb: %d\n",
3239 netdev->name, ret);
3240 if (ret == -EINVAL)
3241 printk(KERN_ERR
3242 "%s: -EINVAL: tx urb %p hcpriv %p complete %p\n",
3243 priv->netdev->name, priv->tx_urb,
3244 priv->tx_urb->hcpriv, priv->tx_urb->complete);
3245 } else {
3246 stats->tx_bytes += skb->len;
3247 dev_kfree_skb(skb);
3248 }
3249
3250 return ret;
3251}
3252
3253static void at76_tx_timeout(struct net_device *netdev)
3254{
3255 struct at76_priv *priv = netdev_priv(netdev);
3256
3257 if (!priv)
3258 return;
3259 dev_warn(&netdev->dev, "tx timeout.");
3260
3261 usb_unlink_urb(priv->tx_urb);
3262 priv->stats.tx_errors++;
3263}
3264
1322static int at76_submit_rx_urb(struct at76_priv *priv) 3265static int at76_submit_rx_urb(struct at76_priv *priv)
1323{ 3266{
1324 int ret; 3267 int ret;
@@ -1327,7 +3270,7 @@ static int at76_submit_rx_urb(struct at76_priv *priv)
1327 3270
1328 if (!priv->rx_urb) { 3271 if (!priv->rx_urb) {
1329 printk(KERN_ERR "%s: %s: priv->rx_urb is NULL\n", 3272 printk(KERN_ERR "%s: %s: priv->rx_urb is NULL\n",
1330 wiphy_name(priv->hw->wiphy), __func__); 3273 priv->netdev->name, __func__);
1331 return -EFAULT; 3274 return -EFAULT;
1332 } 3275 }
1333 3276
@@ -1335,7 +3278,7 @@ static int at76_submit_rx_urb(struct at76_priv *priv)
1335 skb = dev_alloc_skb(sizeof(struct at76_rx_buffer)); 3278 skb = dev_alloc_skb(sizeof(struct at76_rx_buffer));
1336 if (!skb) { 3279 if (!skb) {
1337 printk(KERN_ERR "%s: cannot allocate rx skbuff\n", 3280 printk(KERN_ERR "%s: cannot allocate rx skbuff\n",
1338 wiphy_name(priv->hw->wiphy)); 3281 priv->netdev->name);
1339 ret = -ENOMEM; 3282 ret = -ENOMEM;
1340 goto exit; 3283 goto exit;
1341 } 3284 }
@@ -1355,18 +3298,110 @@ static int at76_submit_rx_urb(struct at76_priv *priv)
1355 "usb_submit_urb returned -ENODEV"); 3298 "usb_submit_urb returned -ENODEV");
1356 else 3299 else
1357 printk(KERN_ERR "%s: rx, usb_submit_urb failed: %d\n", 3300 printk(KERN_ERR "%s: rx, usb_submit_urb failed: %d\n",
1358 wiphy_name(priv->hw->wiphy), ret); 3301 priv->netdev->name, ret);
1359 } 3302 }
1360 3303
1361exit: 3304exit:
1362 if (ret < 0 && ret != -ENODEV) 3305 if (ret < 0 && ret != -ENODEV)
1363 printk(KERN_ERR "%s: cannot submit rx urb - please unload the " 3306 printk(KERN_ERR "%s: cannot submit rx urb - please unload the "
1364 "driver and/or power cycle the device\n", 3307 "driver and/or power cycle the device\n",
1365 wiphy_name(priv->hw->wiphy)); 3308 priv->netdev->name);
1366 3309
1367 return ret; 3310 return ret;
1368} 3311}
1369 3312
3313static int at76_open(struct net_device *netdev)
3314{
3315 struct at76_priv *priv = netdev_priv(netdev);
3316 int ret = 0;
3317
3318 at76_dbg(DBG_PROC_ENTRY, "%s(): entry", __func__);
3319
3320 if (mutex_lock_interruptible(&priv->mtx))
3321 return -EINTR;
3322
3323 /* if netdev->dev_addr != priv->mac_addr we must
3324 set the mac address in the device ! */
3325 if (compare_ether_addr(netdev->dev_addr, priv->mac_addr)) {
3326 if (at76_add_mac_address(priv, netdev->dev_addr) >= 0)
3327 at76_dbg(DBG_PROGRESS, "%s: set new MAC addr %s",
3328 netdev->name, mac2str(netdev->dev_addr));
3329 }
3330
3331 priv->scan_state = SCAN_IDLE;
3332 priv->last_scan = jiffies;
3333
3334 ret = at76_submit_rx_urb(priv);
3335 if (ret < 0) {
3336 printk(KERN_ERR "%s: open: submit_rx_urb failed: %d\n",
3337 netdev->name, ret);
3338 goto error;
3339 }
3340
3341 schedule_delayed_work(&priv->dwork_restart, 0);
3342
3343 at76_dbg(DBG_PROC_ENTRY, "%s(): end", __func__);
3344error:
3345 mutex_unlock(&priv->mtx);
3346 return ret < 0 ? ret : 0;
3347}
3348
3349static int at76_stop(struct net_device *netdev)
3350{
3351 struct at76_priv *priv = netdev_priv(netdev);
3352
3353 at76_dbg(DBG_DEVSTART, "%s: ENTER", __func__);
3354
3355 if (mutex_lock_interruptible(&priv->mtx))
3356 return -EINTR;
3357
3358 at76_quiesce(priv);
3359
3360 if (!priv->device_unplugged) {
3361 /* We are called by "ifconfig ethX down", not because the
3362 * device is not available anymore. */
3363 at76_set_radio(priv, 0);
3364
3365 /* We unlink rx_urb because at76_open() re-submits it.
3366 * If unplugged, at76_delete_device() takes care of it. */
3367 usb_kill_urb(priv->rx_urb);
3368 }
3369
3370 /* free the bss_list */
3371 at76_free_bss_list(priv);
3372
3373 mutex_unlock(&priv->mtx);
3374 at76_dbg(DBG_DEVSTART, "%s: EXIT", __func__);
3375
3376 return 0;
3377}
3378
3379static void at76_ethtool_get_drvinfo(struct net_device *netdev,
3380 struct ethtool_drvinfo *info)
3381{
3382 struct at76_priv *priv = netdev_priv(netdev);
3383
3384 strncpy(info->driver, DRIVER_NAME, sizeof(info->driver));
3385 strncpy(info->version, DRIVER_VERSION, sizeof(info->version));
3386
3387 usb_make_path(priv->udev, info->bus_info, sizeof(info->bus_info));
3388
3389 snprintf(info->fw_version, sizeof(info->fw_version), "%d.%d.%d-%d",
3390 priv->fw_version.major, priv->fw_version.minor,
3391 priv->fw_version.patch, priv->fw_version.build);
3392}
3393
3394static u32 at76_ethtool_get_link(struct net_device *netdev)
3395{
3396 struct at76_priv *priv = netdev_priv(netdev);
3397 return priv->mac_state == MAC_CONNECTED;
3398}
3399
3400static struct ethtool_ops at76_ethtool_ops = {
3401 .get_drvinfo = at76_ethtool_get_drvinfo,
3402 .get_link = at76_ethtool_get_link,
3403};
3404
1370/* Download external firmware */ 3405/* Download external firmware */
1371static int at76_load_external_fw(struct usb_device *udev, struct fwentry *fwe) 3406static int at76_load_external_fw(struct usb_device *udev, struct fwentry *fwe)
1372{ 3407{
@@ -1463,6 +3498,406 @@ exit:
1463 return ret; 3498 return ret;
1464} 3499}
1465 3500
3501static int at76_match_essid(struct at76_priv *priv, struct bss_info *ptr)
3502{
3503 /* common criteria for both modi */
3504
3505 int ret = (priv->essid_size == 0 /* ANY ssid */ ||
3506 (priv->essid_size == ptr->ssid_len &&
3507 !memcmp(priv->essid, ptr->ssid, ptr->ssid_len)));
3508 if (!ret)
3509 at76_dbg(DBG_BSS_MATCH,
3510 "%s bss table entry %p: essid didn't match",
3511 priv->netdev->name, ptr);
3512 return ret;
3513}
3514
3515static inline int at76_match_mode(struct at76_priv *priv, struct bss_info *ptr)
3516{
3517 int ret;
3518
3519 if (priv->iw_mode == IW_MODE_ADHOC)
3520 ret = ptr->capa & WLAN_CAPABILITY_IBSS;
3521 else
3522 ret = ptr->capa & WLAN_CAPABILITY_ESS;
3523 if (!ret)
3524 at76_dbg(DBG_BSS_MATCH,
3525 "%s bss table entry %p: mode didn't match",
3526 priv->netdev->name, ptr);
3527 return ret;
3528}
3529
3530static int at76_match_rates(struct at76_priv *priv, struct bss_info *ptr)
3531{
3532 int i;
3533
3534 for (i = 0; i < ptr->rates_len; i++) {
3535 u8 rate = ptr->rates[i];
3536
3537 if (!(rate & 0x80))
3538 continue;
3539
3540 /* this is a basic rate we have to support
3541 (see IEEE802.11, ch. 7.3.2.2) */
3542 if (rate != (0x80 | hw_rates[0])
3543 && rate != (0x80 | hw_rates[1])
3544 && rate != (0x80 | hw_rates[2])
3545 && rate != (0x80 | hw_rates[3])) {
3546 at76_dbg(DBG_BSS_MATCH,
3547 "%s: bss table entry %p: basic rate %02x not "
3548 "supported", priv->netdev->name, ptr, rate);
3549 return 0;
3550 }
3551 }
3552
3553 /* if we use short preamble, the bss must support it */
3554 if (priv->preamble_type == PREAMBLE_TYPE_SHORT &&
3555 !(ptr->capa & WLAN_CAPABILITY_SHORT_PREAMBLE)) {
3556 at76_dbg(DBG_BSS_MATCH,
3557 "%s: %p does not support short preamble",
3558 priv->netdev->name, ptr);
3559 return 0;
3560 } else
3561 return 1;
3562}
3563
3564static inline int at76_match_wep(struct at76_priv *priv, struct bss_info *ptr)
3565{
3566 if (!priv->wep_enabled && ptr->capa & WLAN_CAPABILITY_PRIVACY) {
3567 /* we have disabled WEP, but the BSS signals privacy */
3568 at76_dbg(DBG_BSS_MATCH,
3569 "%s: bss table entry %p: requires encryption",
3570 priv->netdev->name, ptr);
3571 return 0;
3572 }
3573 /* otherwise if the BSS does not signal privacy it may well
3574 accept encrypted packets from us ... */
3575 return 1;
3576}
3577
3578static inline int at76_match_bssid(struct at76_priv *priv, struct bss_info *ptr)
3579{
3580 if (!priv->wanted_bssid_valid ||
3581 !compare_ether_addr(ptr->bssid, priv->wanted_bssid))
3582 return 1;
3583
3584 at76_dbg(DBG_BSS_MATCH,
3585 "%s: requested bssid - %s does not match",
3586 priv->netdev->name, mac2str(priv->wanted_bssid));
3587 at76_dbg(DBG_BSS_MATCH,
3588 " AP bssid - %s of bss table entry %p",
3589 mac2str(ptr->bssid), ptr);
3590 return 0;
3591}
3592
3593/**
3594 * at76_match_bss - try to find a matching bss in priv->bss
3595 *
3596 * last - last bss tried
3597 *
3598 * last == NULL signals a new round starting with priv->bss_list.next
3599 * this function must be called inside an acquired priv->bss_list_spinlock
3600 * otherwise the timeout on bss may remove the newly chosen entry
3601 */
3602static struct bss_info *at76_match_bss(struct at76_priv *priv,
3603 struct bss_info *last)
3604{
3605 struct bss_info *ptr = NULL;
3606 struct list_head *curr;
3607
3608 curr = last ? last->list.next : priv->bss_list.next;
3609 while (curr != &priv->bss_list) {
3610 ptr = list_entry(curr, struct bss_info, list);
3611 if (at76_match_essid(priv, ptr) && at76_match_mode(priv, ptr)
3612 && at76_match_wep(priv, ptr) && at76_match_rates(priv, ptr)
3613 && at76_match_bssid(priv, ptr))
3614 break;
3615 curr = curr->next;
3616 }
3617
3618 if (curr == &priv->bss_list)
3619 ptr = NULL;
3620 /* otherwise ptr points to the struct bss_info we have chosen */
3621
3622 at76_dbg(DBG_BSS_TABLE, "%s %s: returned %p", priv->netdev->name,
3623 __func__, ptr);
3624 return ptr;
3625}
3626
3627/* Start joining a matching BSS, or create own IBSS */
3628static void at76_work_join(struct work_struct *work)
3629{
3630 struct at76_priv *priv = container_of(work, struct at76_priv,
3631 work_join);
3632 int ret;
3633 unsigned long flags;
3634
3635 mutex_lock(&priv->mtx);
3636
3637 WARN_ON(priv->mac_state != MAC_JOINING);
3638 if (priv->mac_state != MAC_JOINING)
3639 goto exit;
3640
3641 /* secure the access to priv->curr_bss ! */
3642 spin_lock_irqsave(&priv->bss_list_spinlock, flags);
3643 priv->curr_bss = at76_match_bss(priv, priv->curr_bss);
3644 spin_unlock_irqrestore(&priv->bss_list_spinlock, flags);
3645
3646 if (!priv->curr_bss) {
3647 /* here we haven't found a matching (i)bss ... */
3648 if (priv->iw_mode == IW_MODE_ADHOC) {
3649 at76_set_mac_state(priv, MAC_OWN_IBSS);
3650 at76_start_ibss(priv);
3651 goto exit;
3652 }
3653 /* haven't found a matching BSS in infra mode - try again */
3654 at76_set_mac_state(priv, MAC_SCANNING);
3655 schedule_work(&priv->work_start_scan);
3656 goto exit;
3657 }
3658
3659 ret = at76_join_bss(priv, priv->curr_bss);
3660 if (ret < 0) {
3661 printk(KERN_ERR "%s: join_bss failed with %d\n",
3662 priv->netdev->name, ret);
3663 goto exit;
3664 }
3665
3666 ret = at76_wait_completion(priv, CMD_JOIN);
3667 if (ret != CMD_STATUS_COMPLETE) {
3668 if (ret != CMD_STATUS_TIME_OUT)
3669 printk(KERN_ERR "%s: join_bss completed with %d\n",
3670 priv->netdev->name, ret);
3671 else
3672 printk(KERN_INFO "%s: join_bss ssid %s timed out\n",
3673 priv->netdev->name,
3674 mac2str(priv->curr_bss->bssid));
3675
3676 /* retry next BSS immediately */
3677 schedule_work(&priv->work_join);
3678 goto exit;
3679 }
3680
3681 /* here we have joined the (I)BSS */
3682 if (priv->iw_mode == IW_MODE_ADHOC) {
3683 struct bss_info *bptr = priv->curr_bss;
3684 at76_set_mac_state(priv, MAC_CONNECTED);
3685 /* get ESSID, BSSID and channel for priv->curr_bss */
3686 priv->essid_size = bptr->ssid_len;
3687 memcpy(priv->essid, bptr->ssid, bptr->ssid_len);
3688 memcpy(priv->bssid, bptr->bssid, ETH_ALEN);
3689 priv->channel = bptr->channel;
3690 at76_iwevent_bss_connect(priv->netdev, bptr->bssid);
3691 netif_carrier_on(priv->netdev);
3692 netif_start_queue(priv->netdev);
3693 /* just to be sure */
3694 cancel_delayed_work(&priv->dwork_get_scan);
3695 cancel_delayed_work(&priv->dwork_auth);
3696 cancel_delayed_work(&priv->dwork_assoc);
3697 } else {
3698 /* send auth req */
3699 priv->retries = AUTH_RETRIES;
3700 at76_set_mac_state(priv, MAC_AUTH);
3701 at76_auth_req(priv, priv->curr_bss, 1, NULL);
3702 at76_dbg(DBG_MGMT_TIMER,
3703 "%s:%d: starting mgmt_timer + HZ", __func__, __LINE__);
3704 schedule_delayed_work(&priv->dwork_auth, AUTH_TIMEOUT);
3705 }
3706
3707exit:
3708 mutex_unlock(&priv->mtx);
3709}
3710
3711/* Reap scan results */
3712static void at76_dwork_get_scan(struct work_struct *work)
3713{
3714 int status;
3715 int ret;
3716 struct at76_priv *priv = container_of(work, struct at76_priv,
3717 dwork_get_scan.work);
3718
3719 mutex_lock(&priv->mtx);
3720 WARN_ON(priv->mac_state != MAC_SCANNING);
3721 if (priv->mac_state != MAC_SCANNING)
3722 goto exit;
3723
3724 status = at76_get_cmd_status(priv->udev, CMD_SCAN);
3725 if (status < 0) {
3726 printk(KERN_ERR "%s: %s: at76_get_cmd_status failed with %d\n",
3727 priv->netdev->name, __func__, status);
3728 status = CMD_STATUS_IN_PROGRESS;
3729 /* INFO: Hope it was a one off error - if not, scanning
3730 further down the line and stop this cycle */
3731 }
3732 at76_dbg(DBG_PROGRESS,
3733 "%s %s: got cmd_status %d (state %s, need_any %d)",
3734 priv->netdev->name, __func__, status,
3735 mac_states[priv->mac_state], priv->scan_need_any);
3736
3737 if (status != CMD_STATUS_COMPLETE) {
3738 if ((status != CMD_STATUS_IN_PROGRESS) &&
3739 (status != CMD_STATUS_IDLE))
3740 printk(KERN_ERR "%s: %s: Bad scan status: %s\n",
3741 priv->netdev->name, __func__,
3742 at76_get_cmd_status_string(status));
3743
3744 /* the first cmd status after scan start is always a IDLE ->
3745 start the timer to poll again until COMPLETED */
3746 at76_dbg(DBG_MGMT_TIMER,
3747 "%s:%d: starting mgmt_timer for %d ticks",
3748 __func__, __LINE__, SCAN_POLL_INTERVAL);
3749 schedule_delayed_work(&priv->dwork_get_scan,
3750 SCAN_POLL_INTERVAL);
3751 goto exit;
3752 }
3753
3754 if (at76_debug & DBG_BSS_TABLE)
3755 at76_dump_bss_table(priv);
3756
3757 if (priv->scan_need_any) {
3758 ret = at76_start_scan(priv, 0);
3759 if (ret < 0)
3760 printk(KERN_ERR
3761 "%s: %s: start_scan (ANY) failed with %d\n",
3762 priv->netdev->name, __func__, ret);
3763 at76_dbg(DBG_MGMT_TIMER,
3764 "%s:%d: starting mgmt_timer for %d ticks", __func__,
3765 __LINE__, SCAN_POLL_INTERVAL);
3766 schedule_delayed_work(&priv->dwork_get_scan,
3767 SCAN_POLL_INTERVAL);
3768 priv->scan_need_any = 0;
3769 } else {
3770 priv->scan_state = SCAN_COMPLETED;
3771 /* report the end of scan to user space */
3772 at76_iwevent_scan_complete(priv->netdev);
3773 at76_set_mac_state(priv, MAC_JOINING);
3774 schedule_work(&priv->work_join);
3775 }
3776
3777exit:
3778 mutex_unlock(&priv->mtx);
3779}
3780
3781/* Handle loss of beacons from the AP */
3782static void at76_dwork_beacon(struct work_struct *work)
3783{
3784 struct at76_priv *priv = container_of(work, struct at76_priv,
3785 dwork_beacon.work);
3786
3787 mutex_lock(&priv->mtx);
3788 if (priv->mac_state != MAC_CONNECTED || priv->iw_mode != IW_MODE_INFRA)
3789 goto exit;
3790
3791 /* We haven't received any beacons from out AP for BEACON_TIMEOUT */
3792 printk(KERN_INFO "%s: lost beacon bssid %s\n",
3793 priv->netdev->name, mac2str(priv->curr_bss->bssid));
3794
3795 netif_carrier_off(priv->netdev);
3796 netif_stop_queue(priv->netdev);
3797 at76_iwevent_bss_disconnect(priv->netdev);
3798 at76_set_mac_state(priv, MAC_SCANNING);
3799 schedule_work(&priv->work_start_scan);
3800
3801exit:
3802 mutex_unlock(&priv->mtx);
3803}
3804
3805/* Handle authentication response timeout */
3806static void at76_dwork_auth(struct work_struct *work)
3807{
3808 struct at76_priv *priv = container_of(work, struct at76_priv,
3809 dwork_auth.work);
3810
3811 mutex_lock(&priv->mtx);
3812 WARN_ON(priv->mac_state != MAC_AUTH);
3813 if (priv->mac_state != MAC_AUTH)
3814 goto exit;
3815
3816 at76_dbg(DBG_PROGRESS, "%s: authentication response timeout",
3817 priv->netdev->name);
3818
3819 if (priv->retries-- >= 0) {
3820 at76_auth_req(priv, priv->curr_bss, 1, NULL);
3821 at76_dbg(DBG_MGMT_TIMER, "%s:%d: starting mgmt_timer + HZ",
3822 __func__, __LINE__);
3823 schedule_delayed_work(&priv->dwork_auth, AUTH_TIMEOUT);
3824 } else {
3825 /* try to get next matching BSS */
3826 at76_set_mac_state(priv, MAC_JOINING);
3827 schedule_work(&priv->work_join);
3828 }
3829
3830exit:
3831 mutex_unlock(&priv->mtx);
3832}
3833
3834/* Handle association response timeout */
3835static void at76_dwork_assoc(struct work_struct *work)
3836{
3837 struct at76_priv *priv = container_of(work, struct at76_priv,
3838 dwork_assoc.work);
3839
3840 mutex_lock(&priv->mtx);
3841 WARN_ON(priv->mac_state != MAC_ASSOC);
3842 if (priv->mac_state != MAC_ASSOC)
3843 goto exit;
3844
3845 at76_dbg(DBG_PROGRESS, "%s: association response timeout",
3846 priv->netdev->name);
3847
3848 if (priv->retries-- >= 0) {
3849 at76_assoc_req(priv, priv->curr_bss);
3850 at76_dbg(DBG_MGMT_TIMER, "%s:%d: starting mgmt_timer + HZ",
3851 __func__, __LINE__);
3852 schedule_delayed_work(&priv->dwork_assoc, ASSOC_TIMEOUT);
3853 } else {
3854 /* try to get next matching BSS */
3855 at76_set_mac_state(priv, MAC_JOINING);
3856 schedule_work(&priv->work_join);
3857 }
3858
3859exit:
3860 mutex_unlock(&priv->mtx);
3861}
3862
3863/* Read new bssid in ad-hoc mode */
3864static void at76_work_new_bss(struct work_struct *work)
3865{
3866 struct at76_priv *priv = container_of(work, struct at76_priv,
3867 work_new_bss);
3868 int ret;
3869 struct mib_mac_mgmt mac_mgmt;
3870
3871 mutex_lock(&priv->mtx);
3872
3873 ret = at76_get_mib(priv->udev, MIB_MAC_MGMT, &mac_mgmt,
3874 sizeof(struct mib_mac_mgmt));
3875 if (ret < 0) {
3876 printk(KERN_ERR "%s: at76_get_mib failed: %d\n",
3877 priv->netdev->name, ret);
3878 goto exit;
3879 }
3880
3881 at76_dbg(DBG_PROGRESS, "ibss_change = 0x%2x", mac_mgmt.ibss_change);
3882 memcpy(priv->bssid, mac_mgmt.current_bssid, ETH_ALEN);
3883 at76_dbg(DBG_PROGRESS, "using BSSID %s", mac2str(priv->bssid));
3884
3885 at76_iwevent_bss_connect(priv->netdev, priv->bssid);
3886
3887 priv->mib_buf.type = MIB_MAC_MGMT;
3888 priv->mib_buf.size = 1;
3889 priv->mib_buf.index = offsetof(struct mib_mac_mgmt, ibss_change);
3890 priv->mib_buf.data.byte = 0;
3891
3892 ret = at76_set_mib(priv, &priv->mib_buf);
3893 if (ret < 0)
3894 printk(KERN_ERR "%s: set_mib (ibss change ok) failed: %d\n",
3895 priv->netdev->name, ret);
3896
3897exit:
3898 mutex_unlock(&priv->mtx);
3899}
3900
1466static int at76_startup_device(struct at76_priv *priv) 3901static int at76_startup_device(struct at76_priv *priv)
1467{ 3902{
1468 struct at76_card_config *ccfg = &priv->card_config; 3903 struct at76_card_config *ccfg = &priv->card_config;
@@ -1470,14 +3905,14 @@ static int at76_startup_device(struct at76_priv *priv)
1470 3905
1471 at76_dbg(DBG_PARAMS, 3906 at76_dbg(DBG_PARAMS,
1472 "%s param: ssid %.*s (%s) mode %s ch %d wep %s key %d " 3907 "%s param: ssid %.*s (%s) mode %s ch %d wep %s key %d "
1473 "keylen %d", wiphy_name(priv->hw->wiphy), priv->essid_size, 3908 "keylen %d", priv->netdev->name, priv->essid_size, priv->essid,
1474 priv->essid, hex2str(priv->essid, IW_ESSID_MAX_SIZE), 3909 hex2str(priv->essid, IW_ESSID_MAX_SIZE),
1475 priv->iw_mode == IW_MODE_ADHOC ? "adhoc" : "infra", 3910 priv->iw_mode == IW_MODE_ADHOC ? "adhoc" : "infra",
1476 priv->channel, priv->wep_enabled ? "enabled" : "disabled", 3911 priv->channel, priv->wep_enabled ? "enabled" : "disabled",
1477 priv->wep_key_id, priv->wep_keys_len[priv->wep_key_id]); 3912 priv->wep_key_id, priv->wep_keys_len[priv->wep_key_id]);
1478 at76_dbg(DBG_PARAMS, 3913 at76_dbg(DBG_PARAMS,
1479 "%s param: preamble %s rts %d retry %d frag %d " 3914 "%s param: preamble %s rts %d retry %d frag %d "
1480 "txrate %s auth_mode %d", wiphy_name(priv->hw->wiphy), 3915 "txrate %s auth_mode %d", priv->netdev->name,
1481 preambles[priv->preamble_type], priv->rts_threshold, 3916 preambles[priv->preamble_type], priv->rts_threshold,
1482 priv->short_retry_limit, priv->frag_threshold, 3917 priv->short_retry_limit, priv->frag_threshold,
1483 priv->txrate == TX_RATE_1MBIT ? "1MBit" : priv->txrate == 3918 priv->txrate == TX_RATE_1MBIT ? "1MBit" : priv->txrate ==
@@ -1488,7 +3923,7 @@ static int at76_startup_device(struct at76_priv *priv)
1488 at76_dbg(DBG_PARAMS, 3923 at76_dbg(DBG_PARAMS,
1489 "%s param: pm_mode %d pm_period %d auth_mode %s " 3924 "%s param: pm_mode %d pm_period %d auth_mode %s "
1490 "scan_times %d %d scan_mode %s", 3925 "scan_times %d %d scan_mode %s",
1491 wiphy_name(priv->hw->wiphy), priv->pm_mode, priv->pm_period, 3926 priv->netdev->name, priv->pm_mode, priv->pm_period,
1492 priv->auth_mode == WLAN_AUTH_OPEN ? "open" : "shared_secret", 3927 priv->auth_mode == WLAN_AUTH_OPEN ? "open" : "shared_secret",
1493 priv->scan_min_time, priv->scan_max_time, 3928 priv->scan_min_time, priv->scan_max_time,
1494 priv->scan_mode == SCAN_TYPE_ACTIVE ? "active" : "passive"); 3929 priv->scan_mode == SCAN_TYPE_ACTIVE ? "active" : "passive");
@@ -1522,8 +3957,7 @@ static int at76_startup_device(struct at76_priv *priv)
1522 ccfg->ssid_len = priv->essid_size; 3957 ccfg->ssid_len = priv->essid_size;
1523 3958
1524 ccfg->wep_default_key_id = priv->wep_key_id; 3959 ccfg->wep_default_key_id = priv->wep_key_id;
1525 memcpy(ccfg->wep_default_key_value, priv->wep_keys, 3960 memcpy(ccfg->wep_default_key_value, priv->wep_keys, 4 * WEP_KEY_LEN);
1526 sizeof(priv->wep_keys));
1527 3961
1528 ccfg->short_preamble = priv->preamble_type; 3962 ccfg->short_preamble = priv->preamble_type;
1529 ccfg->beacon_period = cpu_to_le16(priv->beacon_period); 3963 ccfg->beacon_period = cpu_to_le16(priv->beacon_period);
@@ -1532,7 +3966,7 @@ static int at76_startup_device(struct at76_priv *priv)
1532 sizeof(struct at76_card_config)); 3966 sizeof(struct at76_card_config));
1533 if (ret < 0) { 3967 if (ret < 0) {
1534 printk(KERN_ERR "%s: at76_set_card_command failed: %d\n", 3968 printk(KERN_ERR "%s: at76_set_card_command failed: %d\n",
1535 wiphy_name(priv->hw->wiphy), ret); 3969 priv->netdev->name, ret);
1536 return ret; 3970 return ret;
1537 } 3971 }
1538 3972
@@ -1578,6 +4012,69 @@ static int at76_startup_device(struct at76_priv *priv)
1578 return 0; 4012 return 0;
1579} 4013}
1580 4014
4015/* Restart the interface */
4016static void at76_dwork_restart(struct work_struct *work)
4017{
4018 struct at76_priv *priv = container_of(work, struct at76_priv,
4019 dwork_restart.work);
4020
4021 mutex_lock(&priv->mtx);
4022
4023 netif_carrier_off(priv->netdev); /* stop netdev watchdog */
4024 netif_stop_queue(priv->netdev); /* stop tx data packets */
4025
4026 at76_startup_device(priv);
4027
4028 if (priv->iw_mode != IW_MODE_MONITOR) {
4029 priv->netdev->type = ARPHRD_ETHER;
4030 at76_set_mac_state(priv, MAC_SCANNING);
4031 schedule_work(&priv->work_start_scan);
4032 } else {
4033 priv->netdev->type = ARPHRD_IEEE80211_RADIOTAP;
4034 at76_start_monitor(priv);
4035 }
4036
4037 mutex_unlock(&priv->mtx);
4038}
4039
4040/* Initiate scanning */
4041static void at76_work_start_scan(struct work_struct *work)
4042{
4043 struct at76_priv *priv = container_of(work, struct at76_priv,
4044 work_start_scan);
4045 int ret;
4046
4047 mutex_lock(&priv->mtx);
4048
4049 WARN_ON(priv->mac_state != MAC_SCANNING);
4050 if (priv->mac_state != MAC_SCANNING)
4051 goto exit;
4052
4053 /* only clear the bss list when a scan is actively initiated,
4054 * otherwise simply rely on at76_bss_list_timeout */
4055 if (priv->scan_state == SCAN_IN_PROGRESS) {
4056 at76_free_bss_list(priv);
4057 priv->scan_need_any = 1;
4058 } else
4059 priv->scan_need_any = 0;
4060
4061 ret = at76_start_scan(priv, 1);
4062
4063 if (ret < 0)
4064 printk(KERN_ERR "%s: %s: start_scan failed with %d\n",
4065 priv->netdev->name, __func__, ret);
4066 else {
4067 at76_dbg(DBG_MGMT_TIMER,
4068 "%s:%d: starting mgmt_timer for %d ticks",
4069 __func__, __LINE__, SCAN_POLL_INTERVAL);
4070 schedule_delayed_work(&priv->dwork_get_scan,
4071 SCAN_POLL_INTERVAL);
4072 }
4073
4074exit:
4075 mutex_unlock(&priv->mtx);
4076}
4077
1581/* Enable or disable promiscuous mode */ 4078/* Enable or disable promiscuous mode */
1582static void at76_work_set_promisc(struct work_struct *work) 4079static void at76_work_set_promisc(struct work_struct *work)
1583{ 4080{
@@ -1595,7 +4092,7 @@ static void at76_work_set_promisc(struct work_struct *work)
1595 ret = at76_set_mib(priv, &priv->mib_buf); 4092 ret = at76_set_mib(priv, &priv->mib_buf);
1596 if (ret < 0) 4093 if (ret < 0)
1597 printk(KERN_ERR "%s: set_mib (promiscuous_mode) failed: %d\n", 4094 printk(KERN_ERR "%s: set_mib (promiscuous_mode) failed: %d\n",
1598 wiphy_name(priv->hw->wiphy), ret); 4095 priv->netdev->name, ret);
1599 4096
1600 mutex_unlock(&priv->mtx); 4097 mutex_unlock(&priv->mtx);
1601} 4098}
@@ -1611,759 +4108,1088 @@ static void at76_work_submit_rx(struct work_struct *work)
1611 mutex_unlock(&priv->mtx); 4108 mutex_unlock(&priv->mtx);
1612} 4109}
1613 4110
1614static void at76_rx_tasklet(unsigned long param) 4111/* We got an association response */
4112static void at76_rx_mgmt_assoc(struct at76_priv *priv,
4113 struct at76_rx_buffer *buf)
1615{ 4114{
1616 struct urb *urb = (struct urb *)param; 4115 struct ieee80211_assoc_response *resp =
1617 struct at76_priv *priv = urb->context; 4116 (struct ieee80211_assoc_response *)buf->packet;
1618 struct at76_rx_buffer *buf; 4117 u16 assoc_id = le16_to_cpu(resp->aid);
1619 struct ieee80211_rx_status rx_status = { 0 }; 4118 u16 status = le16_to_cpu(resp->status);
1620 4119
1621 if (priv->device_unplugged) { 4120 at76_dbg(DBG_RX_MGMT, "%s: rx AssocResp bssid %s capa 0x%04x status "
1622 at76_dbg(DBG_DEVSTART, "device unplugged"); 4121 "0x%04x assoc_id 0x%04x rates %s", priv->netdev->name,
1623 if (urb) 4122 mac2str(resp->header.addr3), le16_to_cpu(resp->capability),
1624 at76_dbg(DBG_DEVSTART, "urb status %d", urb->status); 4123 status, assoc_id, hex2str(resp->info_element->data,
4124 resp->info_element->len));
4125
4126 if (priv->mac_state != MAC_ASSOC) {
4127 printk(KERN_INFO "%s: AssocResp in state %s ignored\n",
4128 priv->netdev->name, mac_states[priv->mac_state]);
1625 return; 4129 return;
1626 } 4130 }
1627 4131
1628 if (!priv->rx_skb || !priv->rx_skb->data) 4132 BUG_ON(!priv->curr_bss);
1629 return; 4133
1630 4134 cancel_delayed_work(&priv->dwork_assoc);
1631 buf = (struct at76_rx_buffer *)priv->rx_skb->data; 4135 if (status == WLAN_STATUS_SUCCESS) {
1632 4136 struct bss_info *ptr = priv->curr_bss;
1633 if (urb->status != 0) { 4137 priv->assoc_id = assoc_id & 0x3fff;
1634 if (urb->status != -ENOENT && urb->status != -ECONNRESET) 4138 /* update iwconfig params */
1635 at76_dbg(DBG_URB, 4139 memcpy(priv->bssid, ptr->bssid, ETH_ALEN);
1636 "%s %s: - nonzero Rx bulk status received: %d", 4140 memcpy(priv->essid, ptr->ssid, ptr->ssid_len);
1637 __func__, wiphy_name(priv->hw->wiphy), 4141 priv->essid_size = ptr->ssid_len;
1638 urb->status); 4142 priv->channel = ptr->channel;
1639 return; 4143 schedule_work(&priv->work_assoc_done);
4144 } else {
4145 at76_set_mac_state(priv, MAC_JOINING);
4146 schedule_work(&priv->work_join);
1640 } 4147 }
4148}
1641 4149
1642 at76_dbg(DBG_RX_ATMEL_HDR, 4150/* Process disassociation request from the AP */
1643 "%s: rx frame: rate %d rssi %d noise %d link %d", 4151static void at76_rx_mgmt_disassoc(struct at76_priv *priv,
1644 wiphy_name(priv->hw->wiphy), buf->rx_rate, buf->rssi, 4152 struct at76_rx_buffer *buf)
1645 buf->noise_level, buf->link_quality); 4153{
1646 4154 struct ieee80211_disassoc *resp =
1647 skb_trim(priv->rx_skb, le16_to_cpu(buf->wlength) + AT76_RX_HDRLEN); 4155 (struct ieee80211_disassoc *)buf->packet;
1648 at76_dbg_dump(DBG_RX_DATA, &priv->rx_skb->data[AT76_RX_HDRLEN], 4156 struct ieee80211_hdr_3addr *mgmt = &resp->header;
1649 priv->rx_skb->len, "RX: len=%d", 4157
1650 (int)(priv->rx_skb->len - AT76_RX_HDRLEN)); 4158 at76_dbg(DBG_RX_MGMT,
4159 "%s: rx DisAssoc bssid %s reason 0x%04x destination %s",
4160 priv->netdev->name, mac2str(mgmt->addr3),
4161 le16_to_cpu(resp->reason), mac2str(mgmt->addr1));
4162
4163 /* We are not connected, ignore */
4164 if (priv->mac_state == MAC_SCANNING || priv->mac_state == MAC_INIT
4165 || !priv->curr_bss)
4166 return;
1651 4167
1652 rx_status.signal = buf->rssi; 4168 /* Not our BSSID, ignore */
1653 /* FIXME: is rate_idx still present in structure? */ 4169 if (compare_ether_addr(mgmt->addr3, priv->curr_bss->bssid))
1654 rx_status.rate_idx = buf->rx_rate; 4170 return;
1655 rx_status.flag |= RX_FLAG_DECRYPTED;
1656 rx_status.flag |= RX_FLAG_IV_STRIPPED;
1657 4171
1658 skb_pull(priv->rx_skb, AT76_RX_HDRLEN); 4172 /* Not for our STA and not broadcast, ignore */
1659 at76_dbg(DBG_MAC80211, "calling ieee80211_rx_irqsafe(): %d/%d", 4173 if (compare_ether_addr(priv->netdev->dev_addr, mgmt->addr1)
1660 priv->rx_skb->len, priv->rx_skb->data_len); 4174 && !is_broadcast_ether_addr(mgmt->addr1))
1661 ieee80211_rx_irqsafe(priv->hw, priv->rx_skb, &rx_status); 4175 return;
1662 4176
1663 /* Use a new skb for the next receive */ 4177 if (priv->mac_state != MAC_ASSOC && priv->mac_state != MAC_CONNECTED
1664 priv->rx_skb = NULL; 4178 && priv->mac_state != MAC_JOINING) {
4179 printk(KERN_INFO "%s: DisAssoc in state %s ignored\n",
4180 priv->netdev->name, mac_states[priv->mac_state]);
4181 return;
4182 }
1665 4183
1666 at76_submit_rx_urb(priv); 4184 if (priv->mac_state == MAC_CONNECTED) {
4185 netif_carrier_off(priv->netdev);
4186 netif_stop_queue(priv->netdev);
4187 at76_iwevent_bss_disconnect(priv->netdev);
4188 }
4189 cancel_delayed_work(&priv->dwork_get_scan);
4190 cancel_delayed_work(&priv->dwork_beacon);
4191 cancel_delayed_work(&priv->dwork_auth);
4192 cancel_delayed_work(&priv->dwork_assoc);
4193 at76_set_mac_state(priv, MAC_JOINING);
4194 schedule_work(&priv->work_join);
1667} 4195}
1668 4196
1669/* Load firmware into kernel memory and parse it */ 4197static void at76_rx_mgmt_auth(struct at76_priv *priv,
1670static struct fwentry *at76_load_firmware(struct usb_device *udev, 4198 struct at76_rx_buffer *buf)
1671 enum board_type board_type)
1672{ 4199{
1673 int ret; 4200 struct ieee80211_auth *resp = (struct ieee80211_auth *)buf->packet;
1674 char *str; 4201 struct ieee80211_hdr_3addr *mgmt = &resp->header;
1675 struct at76_fw_header *fwh; 4202 int seq_nr = le16_to_cpu(resp->transaction);
1676 struct fwentry *fwe = &firmwares[board_type]; 4203 int alg = le16_to_cpu(resp->algorithm);
1677 4204 int status = le16_to_cpu(resp->status);
1678 mutex_lock(&fw_mutex); 4205
1679 4206 at76_dbg(DBG_RX_MGMT,
1680 if (fwe->loaded) { 4207 "%s: rx AuthFrame bssid %s alg %d seq_nr %d status %d "
1681 at76_dbg(DBG_FW, "re-using previously loaded fw"); 4208 "destination %s", priv->netdev->name, mac2str(mgmt->addr3),
1682 goto exit; 4209 alg, seq_nr, status, mac2str(mgmt->addr1));
4210
4211 if (alg == WLAN_AUTH_SHARED_KEY && seq_nr == 2)
4212 at76_dbg(DBG_RX_MGMT, "%s: AuthFrame challenge %s ...",
4213 priv->netdev->name, hex2str(resp->info_element, 18));
4214
4215 if (priv->mac_state != MAC_AUTH) {
4216 printk(KERN_INFO "%s: ignored AuthFrame in state %s\n",
4217 priv->netdev->name, mac_states[priv->mac_state]);
4218 return;
1683 } 4219 }
1684 4220 if (priv->auth_mode != alg) {
1685 at76_dbg(DBG_FW, "downloading firmware %s", fwe->fwname); 4221 printk(KERN_INFO "%s: ignored AuthFrame for alg %d\n",
1686 ret = request_firmware(&fwe->fw, fwe->fwname, &udev->dev); 4222 priv->netdev->name, alg);
1687 if (ret < 0) { 4223 return;
1688 dev_printk(KERN_ERR, &udev->dev, "firmware %s not found!\n",
1689 fwe->fwname);
1690 dev_printk(KERN_ERR, &udev->dev,
1691 "you may need to download the firmware from "
1692 "http://developer.berlios.de/projects/at76c503a/\n");
1693 goto exit;
1694 } 4224 }
1695 4225
1696 at76_dbg(DBG_FW, "got it."); 4226 BUG_ON(!priv->curr_bss);
1697 fwh = (struct at76_fw_header *)(fwe->fw->data);
1698 4227
1699 if (fwe->fw->size <= sizeof(*fwh)) { 4228 /* Not our BSSID or not for our STA, ignore */
1700 dev_printk(KERN_ERR, &udev->dev, 4229 if (compare_ether_addr(mgmt->addr3, priv->curr_bss->bssid)
1701 "firmware is too short (0x%zx)\n", fwe->fw->size); 4230 || compare_ether_addr(priv->netdev->dev_addr, mgmt->addr1))
1702 goto exit; 4231 return;
4232
4233 cancel_delayed_work(&priv->dwork_auth);
4234 if (status != WLAN_STATUS_SUCCESS) {
4235 /* try to join next bss */
4236 at76_set_mac_state(priv, MAC_JOINING);
4237 schedule_work(&priv->work_join);
4238 return;
1703 } 4239 }
1704 4240
1705 /* CRC currently not checked */ 4241 if (priv->auth_mode == WLAN_AUTH_OPEN || seq_nr == 4) {
1706 fwe->board_type = le32_to_cpu(fwh->board_type); 4242 priv->retries = ASSOC_RETRIES;
1707 if (fwe->board_type != board_type) { 4243 at76_set_mac_state(priv, MAC_ASSOC);
1708 dev_printk(KERN_ERR, &udev->dev, 4244 at76_assoc_req(priv, priv->curr_bss);
1709 "board type mismatch, requested %u, got %u\n", 4245 at76_dbg(DBG_MGMT_TIMER,
1710 board_type, fwe->board_type); 4246 "%s:%d: starting mgmt_timer + HZ", __func__, __LINE__);
1711 goto exit; 4247 schedule_delayed_work(&priv->dwork_assoc, ASSOC_TIMEOUT);
4248 return;
1712 } 4249 }
1713 4250
1714 fwe->fw_version.major = fwh->major; 4251 WARN_ON(seq_nr != 2);
1715 fwe->fw_version.minor = fwh->minor; 4252 at76_auth_req(priv, priv->curr_bss, seq_nr + 1, resp->info_element);
1716 fwe->fw_version.patch = fwh->patch; 4253 at76_dbg(DBG_MGMT_TIMER, "%s:%d: starting mgmt_timer + HZ", __func__,
1717 fwe->fw_version.build = fwh->build; 4254 __LINE__);
4255 schedule_delayed_work(&priv->dwork_auth, AUTH_TIMEOUT);
4256}
1718 4257
1719 str = (char *)fwh + le32_to_cpu(fwh->str_offset); 4258static void at76_rx_mgmt_deauth(struct at76_priv *priv,
1720 fwe->intfw = (u8 *)fwh + le32_to_cpu(fwh->int_fw_offset); 4259 struct at76_rx_buffer *buf)
1721 fwe->intfw_size = le32_to_cpu(fwh->int_fw_len); 4260{
1722 fwe->extfw = (u8 *)fwh + le32_to_cpu(fwh->ext_fw_offset); 4261 struct ieee80211_disassoc *resp =
1723 fwe->extfw_size = le32_to_cpu(fwh->ext_fw_len); 4262 (struct ieee80211_disassoc *)buf->packet;
4263 struct ieee80211_hdr_3addr *mgmt = &resp->header;
4264
4265 at76_dbg(DBG_RX_MGMT | DBG_PROGRESS,
4266 "%s: rx DeAuth bssid %s reason 0x%04x destination %s",
4267 priv->netdev->name, mac2str(mgmt->addr3),
4268 le16_to_cpu(resp->reason), mac2str(mgmt->addr1));
4269
4270 if (priv->mac_state != MAC_AUTH && priv->mac_state != MAC_ASSOC
4271 && priv->mac_state != MAC_CONNECTED) {
4272 printk(KERN_INFO "%s: DeAuth in state %s ignored\n",
4273 priv->netdev->name, mac_states[priv->mac_state]);
4274 return;
4275 }
1724 4276
1725 fwe->loaded = 1; 4277 BUG_ON(!priv->curr_bss);
1726 4278
1727 dev_printk(KERN_DEBUG, &udev->dev, 4279 /* Not our BSSID, ignore */
1728 "using firmware %s (version %d.%d.%d-%d)\n", 4280 if (compare_ether_addr(mgmt->addr3, priv->curr_bss->bssid))
1729 fwe->fwname, fwh->major, fwh->minor, fwh->patch, fwh->build); 4281 return;
1730 4282
1731 at76_dbg(DBG_DEVSTART, "board %u, int %d:%d, ext %d:%d", board_type, 4283 /* Not for our STA and not broadcast, ignore */
1732 le32_to_cpu(fwh->int_fw_offset), le32_to_cpu(fwh->int_fw_len), 4284 if (compare_ether_addr(priv->netdev->dev_addr, mgmt->addr1)
1733 le32_to_cpu(fwh->ext_fw_offset), le32_to_cpu(fwh->ext_fw_len)); 4285 && !is_broadcast_ether_addr(mgmt->addr1))
1734 at76_dbg(DBG_DEVSTART, "firmware id %s", str); 4286 return;
1735 4287
1736exit: 4288 if (priv->mac_state == MAC_CONNECTED)
1737 mutex_unlock(&fw_mutex); 4289 at76_iwevent_bss_disconnect(priv->netdev);
1738 4290
1739 if (fwe->loaded) 4291 at76_set_mac_state(priv, MAC_JOINING);
1740 return fwe; 4292 schedule_work(&priv->work_join);
1741 else 4293 cancel_delayed_work(&priv->dwork_get_scan);
1742 return NULL; 4294 cancel_delayed_work(&priv->dwork_beacon);
4295 cancel_delayed_work(&priv->dwork_auth);
4296 cancel_delayed_work(&priv->dwork_assoc);
1743} 4297}
1744 4298
1745static void at76_mac80211_tx_callback(struct urb *urb) 4299static void at76_rx_mgmt_beacon(struct at76_priv *priv,
4300 struct at76_rx_buffer *buf)
1746{ 4301{
1747 struct at76_priv *priv = urb->context; 4302 int varpar_len;
1748 struct ieee80211_tx_info *info = IEEE80211_SKB_CB(priv->tx_skb); 4303 /* beacon content */
4304 struct ieee80211_beacon *bdata = (struct ieee80211_beacon *)buf->packet;
4305 struct ieee80211_hdr_3addr *mgmt = &bdata->header;
4306
4307 struct list_head *lptr;
4308 struct bss_info *match; /* entry matching addr3 with its bssid */
4309 int new_entry = 0;
4310 int len;
4311 struct ieee80211_info_element *ie;
4312 int have_ssid = 0;
4313 int have_rates = 0;
4314 int have_channel = 0;
4315 int keep_going = 1;
4316 unsigned long flags;
4317
4318 spin_lock_irqsave(&priv->bss_list_spinlock, flags);
4319 if (priv->mac_state == MAC_CONNECTED) {
4320 /* in state MAC_CONNECTED we use the mgmt_timer to control
4321 the beacon of the BSS */
4322 BUG_ON(!priv->curr_bss);
4323
4324 if (!compare_ether_addr(priv->curr_bss->bssid, mgmt->addr3)) {
4325 /* We got our AP's beacon, defer the timeout handler.
4326 Kill pending work first, as schedule_delayed_work()
4327 won't do it. */
4328 cancel_delayed_work(&priv->dwork_beacon);
4329 schedule_delayed_work(&priv->dwork_beacon,
4330 BEACON_TIMEOUT);
4331 priv->curr_bss->rssi = buf->rssi;
4332 priv->beacons_received++;
4333 goto exit;
4334 }
4335 }
1749 4336
1750 at76_dbg(DBG_MAC80211, "%s()", __func__); 4337 /* look if we have this BSS already in the list */
4338 match = NULL;
1751 4339
1752 switch (urb->status) { 4340 if (!list_empty(&priv->bss_list)) {
1753 case 0: 4341 list_for_each(lptr, &priv->bss_list) {
1754 /* success */ 4342 struct bss_info *bss_ptr =
1755 /* FIXME: 4343 list_entry(lptr, struct bss_info, list);
1756 * is the frame really ACKed when tx_callback is called ? */ 4344 if (!compare_ether_addr(bss_ptr->bssid, mgmt->addr3)) {
1757 info->flags |= IEEE80211_TX_STAT_ACK; 4345 match = bss_ptr;
1758 break; 4346 break;
1759 case -ENOENT: 4347 }
1760 case -ECONNRESET: 4348 }
1761 /* fail, urb has been unlinked */
1762 /* FIXME: add error message */
1763 break;
1764 default:
1765 at76_dbg(DBG_URB, "%s - nonzero tx status received: %d",
1766 __func__, urb->status);
1767 break;
1768 } 4349 }
1769 4350
1770 memset(&info->status, 0, sizeof(info->status)); 4351 if (!match) {
4352 /* BSS not in the list - append it */
4353 match = kzalloc(sizeof(struct bss_info), GFP_ATOMIC);
4354 if (!match) {
4355 at76_dbg(DBG_BSS_TABLE,
4356 "%s: cannot kmalloc new bss info (%zd byte)",
4357 priv->netdev->name, sizeof(struct bss_info));
4358 goto exit;
4359 }
4360 new_entry = 1;
4361 list_add_tail(&match->list, &priv->bss_list);
4362 }
1771 4363
1772 ieee80211_tx_status_irqsafe(priv->hw, priv->tx_skb); 4364 match->capa = le16_to_cpu(bdata->capability);
4365 match->beacon_interval = le16_to_cpu(bdata->beacon_interval);
4366 match->rssi = buf->rssi;
4367 match->link_qual = buf->link_quality;
4368 match->noise_level = buf->noise_level;
4369 memcpy(match->bssid, mgmt->addr3, ETH_ALEN);
4370 at76_dbg(DBG_RX_BEACON, "%s: bssid %s", priv->netdev->name,
4371 mac2str(match->bssid));
4372
4373 ie = bdata->info_element;
4374
4375 /* length of var length beacon parameters */
4376 varpar_len = min_t(int, le16_to_cpu(buf->wlength) -
4377 sizeof(struct ieee80211_beacon),
4378 BEACON_MAX_DATA_LENGTH);
4379
4380 /* This routine steps through the bdata->data array to get
4381 * some useful information about the access point.
4382 * Currently, this implementation supports receipt of: SSID,
4383 * supported transfer rates and channel, in any order, with some
4384 * tolerance for intermittent unknown codes (although this
4385 * functionality may not be necessary as the useful information will
4386 * usually arrive in consecutively, but there have been some
4387 * reports of some of the useful information fields arriving in a
4388 * different order).
4389 * It does not support any more IE types although MFIE_TYPE_TIM may
4390 * be supported (on my AP at least).
4391 * The bdata->data array is about 1500 bytes long but only ~36 of those
4392 * bytes are useful, hence the have_ssid etc optimizations. */
4393
4394 while (keep_going &&
4395 ((&ie->data[ie->len] - (u8 *)bdata->info_element) <=
4396 varpar_len)) {
4397
4398 switch (ie->id) {
4399
4400 case MFIE_TYPE_SSID:
4401 if (have_ssid)
4402 break;
1773 4403
1774 priv->tx_skb = NULL; 4404 len = min_t(int, IW_ESSID_MAX_SIZE, ie->len);
1775 4405
1776 ieee80211_wake_queues(priv->hw); 4406 /* we copy only if this is a new entry,
1777} 4407 or the incoming SSID is not a hidden SSID. This
4408 will protect us from overwriting a real SSID read
4409 in a ProbeResponse with a hidden one from a
4410 following beacon. */
4411 if (!new_entry && at76_is_hidden_ssid(ie->data, len)) {
4412 have_ssid = 1;
4413 break;
4414 }
1778 4415
1779static int at76_mac80211_tx(struct ieee80211_hw *hw, struct sk_buff *skb) 4416 match->ssid_len = len;
1780{ 4417 memcpy(match->ssid, ie->data, len);
1781 struct at76_priv *priv = hw->priv; 4418 at76_dbg(DBG_RX_BEACON, "%s: SSID - %.*s",
1782 struct at76_tx_buffer *tx_buffer = priv->bulk_out_buffer; 4419 priv->netdev->name, len, match->ssid);
1783 struct ieee80211_tx_info *info = IEEE80211_SKB_CB(skb); 4420 have_ssid = 1;
1784 int padding, submit_len, ret; 4421 break;
1785 4422
1786 at76_dbg(DBG_MAC80211, "%s()", __func__); 4423 case MFIE_TYPE_RATES:
4424 if (have_rates)
4425 break;
1787 4426
1788 if (priv->tx_urb->status == -EINPROGRESS) { 4427 match->rates_len =
1789 printk(KERN_ERR "%s: %s called while tx urb is pending\n", 4428 min_t(int, sizeof(match->rates), ie->len);
1790 wiphy_name(priv->hw->wiphy), __func__); 4429 memcpy(match->rates, ie->data, match->rates_len);
1791 return NETDEV_TX_BUSY; 4430 have_rates = 1;
1792 } 4431 at76_dbg(DBG_RX_BEACON, "%s: SUPPORTED RATES %s",
4432 priv->netdev->name,
4433 hex2str(ie->data, ie->len));
4434 break;
1793 4435
1794 ieee80211_stop_queues(hw); 4436 case MFIE_TYPE_DS_SET:
4437 if (have_channel)
4438 break;
1795 4439
1796 at76_ledtrig_tx_activity(); /* tell ledtrigger we send a packet */ 4440 match->channel = ie->data[0];
4441 have_channel = 1;
4442 at76_dbg(DBG_RX_BEACON, "%s: CHANNEL - %d",
4443 priv->netdev->name, match->channel);
4444 break;
1797 4445
1798 WARN_ON(priv->tx_skb != NULL); 4446 case MFIE_TYPE_CF_SET:
4447 case MFIE_TYPE_TIM:
4448 case MFIE_TYPE_IBSS_SET:
4449 default:
4450 at76_dbg(DBG_RX_BEACON, "%s: beacon IE id %d len %d %s",
4451 priv->netdev->name, ie->id, ie->len,
4452 hex2str(ie->data, ie->len));
4453 break;
4454 }
1799 4455
1800 priv->tx_skb = skb; 4456 /* advance to the next informational element */
1801 padding = at76_calc_padding(skb->len); 4457 next_ie(&ie);
1802 submit_len = AT76_TX_HDRLEN + skb->len + padding;
1803 4458
1804 /* setup 'Atmel' header */ 4459 /* Optimization: after all, the bdata->data array is
1805 memset(tx_buffer, 0, sizeof(*tx_buffer)); 4460 * varpar_len bytes long, whereas we get all of the useful
1806 tx_buffer->padding = padding; 4461 * information after only ~36 bytes, this saves us a lot of
1807 tx_buffer->wlength = cpu_to_le16(skb->len); 4462 * time (and trouble as the remaining portion of the array
1808 tx_buffer->tx_rate = ieee80211_get_tx_rate(hw, info)->hw_value; 4463 * could be full of junk)
1809 if (FIRMWARE_IS_WPA(priv->fw_version) && info->control.hw_key) { 4464 * Comment this out if you want to see what other information
1810 tx_buffer->key_id = (info->control.hw_key->keyidx); 4465 * comes from the AP - although little of it may be useful */
1811 tx_buffer->cipher_type = 4466 }
1812 priv->keys[info->control.hw_key->keyidx].cipher;
1813 tx_buffer->cipher_length =
1814 priv->keys[info->control.hw_key->keyidx].keylen;
1815 tx_buffer->reserved = 0;
1816 } else {
1817 tx_buffer->key_id = 0;
1818 tx_buffer->cipher_type = 0;
1819 tx_buffer->cipher_length = 0;
1820 tx_buffer->reserved = 0;
1821 };
1822 /* memset(tx_buffer->reserved, 0, sizeof(tx_buffer->reserved)); */
1823 memcpy(tx_buffer->packet, skb->data, skb->len);
1824 4467
1825 at76_dbg(DBG_TX_DATA, "%s tx: wlen 0x%x pad 0x%x rate %d hdr", 4468 at76_dbg(DBG_RX_BEACON, "%s: Finished processing beacon data",
1826 wiphy_name(priv->hw->wiphy), le16_to_cpu(tx_buffer->wlength), 4469 priv->netdev->name);
1827 tx_buffer->padding, tx_buffer->tx_rate);
1828 4470
1829 /* send stuff */ 4471 match->last_rx = jiffies; /* record last rx of beacon */
1830 at76_dbg_dump(DBG_TX_DATA_CONTENT, tx_buffer, submit_len,
1831 "%s(): tx_buffer %d bytes:", __func__, submit_len);
1832 usb_fill_bulk_urb(priv->tx_urb, priv->udev, priv->tx_pipe, tx_buffer,
1833 submit_len, at76_mac80211_tx_callback, priv);
1834 ret = usb_submit_urb(priv->tx_urb, GFP_ATOMIC);
1835 if (ret) {
1836 printk(KERN_ERR "%s: error in tx submit urb: %d\n",
1837 wiphy_name(priv->hw->wiphy), ret);
1838 if (ret == -EINVAL)
1839 printk(KERN_ERR
1840 "%s: -EINVAL: tx urb %p hcpriv %p complete %p\n",
1841 wiphy_name(priv->hw->wiphy), priv->tx_urb,
1842 priv->tx_urb->hcpriv, priv->tx_urb->complete);
1843 }
1844 4472
1845 return 0; 4473exit:
4474 spin_unlock_irqrestore(&priv->bss_list_spinlock, flags);
1846} 4475}
1847 4476
1848static int at76_mac80211_start(struct ieee80211_hw *hw) 4477/* Calculate the link level from a given rx_buffer */
4478static void at76_calc_level(struct at76_priv *priv, struct at76_rx_buffer *buf,
4479 struct iw_quality *qual)
1849{ 4480{
1850 struct at76_priv *priv = hw->priv; 4481 /* just a guess for now, might be different for other chips */
1851 int ret; 4482 int max_rssi = 42;
1852
1853 at76_dbg(DBG_MAC80211, "%s()", __func__);
1854 4483
1855 mutex_lock(&priv->mtx); 4484 qual->level = (buf->rssi * 100 / max_rssi);
1856 4485 if (qual->level > 100)
1857 ret = at76_submit_rx_urb(priv); 4486 qual->level = 100;
1858 if (ret < 0) { 4487 qual->updated |= IW_QUAL_LEVEL_UPDATED;
1859 printk(KERN_ERR "%s: open: submit_rx_urb failed: %d\n", 4488}
1860 wiphy_name(priv->hw->wiphy), ret);
1861 goto error;
1862 }
1863 4489
1864 at76_startup_device(priv); 4490/* Calculate the link quality from a given rx_buffer */
4491static void at76_calc_qual(struct at76_priv *priv, struct at76_rx_buffer *buf,
4492 struct iw_quality *qual)
4493{
4494 if (at76_is_intersil(priv->board_type))
4495 qual->qual = buf->link_quality;
4496 else {
4497 unsigned long elapsed;
1865 4498
1866 at76_start_monitor(priv); 4499 /* Update qual at most once a second */
4500 elapsed = jiffies - priv->beacons_last_qual;
4501 if (elapsed < 1 * HZ)
4502 return;
1867 4503
1868error: 4504 qual->qual = qual->level * priv->beacons_received *
1869 mutex_unlock(&priv->mtx); 4505 msecs_to_jiffies(priv->beacon_period) / elapsed;
1870 4506
1871 return 0; 4507 priv->beacons_last_qual = jiffies;
4508 priv->beacons_received = 0;
4509 }
4510 qual->qual = (qual->qual > 100) ? 100 : qual->qual;
4511 qual->updated |= IW_QUAL_QUAL_UPDATED;
1872} 4512}
1873 4513
1874static void at76_mac80211_stop(struct ieee80211_hw *hw) 4514/* Calculate the noise quality from a given rx_buffer */
4515static void at76_calc_noise(struct at76_priv *priv, struct at76_rx_buffer *buf,
4516 struct iw_quality *qual)
1875{ 4517{
1876 struct at76_priv *priv = hw->priv; 4518 qual->noise = 0;
1877 4519 qual->updated |= IW_QUAL_NOISE_INVALID;
1878 at76_dbg(DBG_MAC80211, "%s()", __func__); 4520}
1879
1880 mutex_lock(&priv->mtx);
1881 4521
1882 if (!priv->device_unplugged) { 4522static void at76_update_wstats(struct at76_priv *priv,
1883 /* We are called by "ifconfig ethX down", not because the 4523 struct at76_rx_buffer *buf)
1884 * device is not available anymore. */ 4524{
1885 if (at76_set_radio(priv, 0) == 1) 4525 struct iw_quality *qual = &priv->wstats.qual;
1886 at76_wait_completion(priv, CMD_RADIO_ON);
1887 4526
1888 /* We unlink rx_urb because at76_open() re-submits it. 4527 if (buf->rssi && priv->mac_state == MAC_CONNECTED) {
1889 * If unplugged, at76_delete_device() takes care of it. */ 4528 qual->updated = 0;
1890 usb_kill_urb(priv->rx_urb); 4529 at76_calc_level(priv, buf, qual);
4530 at76_calc_qual(priv, buf, qual);
4531 at76_calc_noise(priv, buf, qual);
4532 } else {
4533 qual->qual = 0;
4534 qual->level = 0;
4535 qual->noise = 0;
4536 qual->updated = IW_QUAL_ALL_INVALID;
1891 } 4537 }
1892
1893 mutex_unlock(&priv->mtx);
1894} 4538}
1895 4539
1896static int at76_add_interface(struct ieee80211_hw *hw, 4540static void at76_rx_mgmt(struct at76_priv *priv, struct at76_rx_buffer *buf)
1897 struct ieee80211_if_init_conf *conf)
1898{ 4541{
1899 struct at76_priv *priv = hw->priv; 4542 struct ieee80211_hdr_3addr *mgmt =
1900 int ret = 0; 4543 (struct ieee80211_hdr_3addr *)buf->packet;
4544 u16 framectl = le16_to_cpu(mgmt->frame_ctl);
4545
4546 /* update wstats */
4547 if (priv->mac_state != MAC_INIT && priv->mac_state != MAC_SCANNING) {
4548 /* jal: this is a dirty hack needed by Tim in ad-hoc mode */
4549 /* Data packets always seem to have a 0 link level, so we
4550 only read link quality info from management packets.
4551 Atmel driver actually averages the present, and previous
4552 values, we just present the raw value at the moment - TJS */
4553 if (priv->iw_mode == IW_MODE_ADHOC
4554 || (priv->curr_bss
4555 && !compare_ether_addr(mgmt->addr3,
4556 priv->curr_bss->bssid)))
4557 at76_update_wstats(priv, buf);
4558 }
1901 4559
1902 at76_dbg(DBG_MAC80211, "%s()", __func__); 4560 at76_dbg(DBG_RX_MGMT_CONTENT, "%s rx mgmt framectl 0x%x %s",
4561 priv->netdev->name, framectl,
4562 hex2str(mgmt, le16_to_cpu(buf->wlength)));
1903 4563
1904 mutex_lock(&priv->mtx); 4564 switch (framectl & IEEE80211_FCTL_STYPE) {
4565 case IEEE80211_STYPE_BEACON:
4566 case IEEE80211_STYPE_PROBE_RESP:
4567 at76_rx_mgmt_beacon(priv, buf);
4568 break;
4569
4570 case IEEE80211_STYPE_ASSOC_RESP:
4571 at76_rx_mgmt_assoc(priv, buf);
4572 break;
1905 4573
1906 switch (conf->type) { 4574 case IEEE80211_STYPE_DISASSOC:
1907 case NL80211_IFTYPE_STATION: 4575 at76_rx_mgmt_disassoc(priv, buf);
1908 priv->iw_mode = IW_MODE_INFRA;
1909 break; 4576 break;
4577
4578 case IEEE80211_STYPE_AUTH:
4579 at76_rx_mgmt_auth(priv, buf);
4580 break;
4581
4582 case IEEE80211_STYPE_DEAUTH:
4583 at76_rx_mgmt_deauth(priv, buf);
4584 break;
4585
1910 default: 4586 default:
1911 ret = -EOPNOTSUPP; 4587 printk(KERN_DEBUG "%s: ignoring frame with framectl 0x%04x\n",
1912 goto exit; 4588 priv->netdev->name, framectl);
1913 } 4589 }
1914 4590
1915exit: 4591 return;
1916 mutex_unlock(&priv->mtx);
1917
1918 return ret;
1919} 4592}
1920 4593
1921static void at76_remove_interface(struct ieee80211_hw *hw, 4594/* Convert the 802.11 header into an ethernet-style header, make skb
1922 struct ieee80211_if_init_conf *conf) 4595 * ready for consumption by netif_rx() */
4596static void at76_ieee80211_to_eth(struct sk_buff *skb, int iw_mode)
1923{ 4597{
1924 at76_dbg(DBG_MAC80211, "%s()", __func__); 4598 struct ieee80211_hdr_3addr *i802_11_hdr;
1925} 4599 struct ethhdr *eth_hdr_p;
4600 u8 *src_addr;
4601 u8 *dest_addr;
1926 4602
1927static int at76_join(struct at76_priv *priv) 4603 i802_11_hdr = (struct ieee80211_hdr_3addr *)skb->data;
1928{
1929 struct at76_req_join join;
1930 int ret;
1931 4604
1932 memset(&join, 0, sizeof(struct at76_req_join)); 4605 /* That would be the ethernet header if the hardware converted
1933 memcpy(join.essid, priv->essid, priv->essid_size); 4606 * the frame for us. Make sure the source and the destination
1934 join.essid_size = priv->essid_size; 4607 * match the 802.11 header. Which hardware does it? */
1935 memcpy(join.bssid, priv->bssid, ETH_ALEN); 4608 eth_hdr_p = (struct ethhdr *)skb_pull(skb, IEEE80211_3ADDR_LEN);
1936 join.bss_type = INFRASTRUCTURE_MODE;
1937 join.channel = priv->channel;
1938 join.timeout = cpu_to_le16(2000);
1939 4609
1940 at76_dbg(DBG_MAC80211, "%s: sending CMD_JOIN", __func__); 4610 dest_addr = i802_11_hdr->addr1;
1941 ret = at76_set_card_command(priv->udev, CMD_JOIN, &join, 4611 if (iw_mode == IW_MODE_ADHOC)
1942 sizeof(struct at76_req_join)); 4612 src_addr = i802_11_hdr->addr2;
4613 else
4614 src_addr = i802_11_hdr->addr3;
1943 4615
1944 if (ret < 0) { 4616 if (!compare_ether_addr(eth_hdr_p->h_source, src_addr) &&
1945 printk(KERN_ERR "%s: at76_set_card_command failed: %d\n", 4617 !compare_ether_addr(eth_hdr_p->h_dest, dest_addr))
1946 wiphy_name(priv->hw->wiphy), ret); 4618 /* Yes, we already have an ethernet header */
1947 return 0; 4619 skb_reset_mac_header(skb);
1948 } 4620 else {
4621 u16 len;
4622
4623 /* Need to build an ethernet header */
4624 if (!memcmp(skb->data, snapsig, sizeof(snapsig))) {
4625 /* SNAP frame - decapsulate, keep proto */
4626 skb_push(skb, offsetof(struct ethhdr, h_proto) -
4627 sizeof(rfc1042sig));
4628 len = 0;
4629 } else {
4630 /* 802.3 frame, proto is length */
4631 len = skb->len;
4632 skb_push(skb, ETH_HLEN);
4633 }
1949 4634
1950 ret = at76_wait_completion(priv, CMD_JOIN); 4635 skb_reset_mac_header(skb);
1951 at76_dbg(DBG_MAC80211, "%s: CMD_JOIN returned: 0x%02x", __func__, ret); 4636 eth_hdr_p = eth_hdr(skb);
1952 if (ret != CMD_STATUS_COMPLETE) { 4637 /* This needs to be done in this order (eth_hdr_p->h_dest may
1953 printk(KERN_ERR "%s: at76_wait_completion failed: %d\n", 4638 * overlap src_addr) */
1954 wiphy_name(priv->hw->wiphy), ret); 4639 memcpy(eth_hdr_p->h_source, src_addr, ETH_ALEN);
1955 return 0; 4640 memcpy(eth_hdr_p->h_dest, dest_addr, ETH_ALEN);
4641 if (len)
4642 eth_hdr_p->h_proto = htons(len);
1956 } 4643 }
1957 4644
1958 at76_set_tkip_bssid(priv, priv->bssid); 4645 skb->protocol = eth_type_trans(skb, skb->dev);
1959 at76_set_pm_mode(priv);
1960
1961 return 0;
1962} 4646}
1963 4647
1964static void at76_dwork_hw_scan(struct work_struct *work) 4648/* Check for fragmented data in priv->rx_skb. If the packet was no fragment
4649 or it was the last of a fragment set a skb containing the whole packet
4650 is returned for further processing. Otherwise we get NULL and are
4651 done and the packet is either stored inside the fragment buffer
4652 or thrown away. Every returned skb starts with the ieee802_11 header
4653 and contains _no_ FCS at the end */
4654static struct sk_buff *at76_check_for_rx_frags(struct at76_priv *priv)
1965{ 4655{
1966 struct at76_priv *priv = container_of(work, struct at76_priv, 4656 struct sk_buff *skb = priv->rx_skb;
1967 dwork_hw_scan.work); 4657 struct at76_rx_buffer *buf = (struct at76_rx_buffer *)skb->data;
1968 int ret; 4658 struct ieee80211_hdr_3addr *i802_11_hdr =
4659 (struct ieee80211_hdr_3addr *)buf->packet;
4660 /* seq_ctrl, fragment_number, sequence number of new packet */
4661 u16 sctl = le16_to_cpu(i802_11_hdr->seq_ctl);
4662 u16 fragnr = sctl & 0xf;
4663 u16 seqnr = sctl >> 4;
4664 u16 frame_ctl = le16_to_cpu(i802_11_hdr->frame_ctl);
1969 4665
1970 ret = at76_get_cmd_status(priv->udev, CMD_SCAN); 4666 /* Length including the IEEE802.11 header, but without the trailing
1971 at76_dbg(DBG_MAC80211, "%s: CMD_SCAN status 0x%02x", __func__, ret); 4667 * FCS and without the Atmel Rx header */
4668 int length = le16_to_cpu(buf->wlength) - IEEE80211_FCS_LEN;
1972 4669
1973 /* FIXME: add maximum time for scan to complete */ 4670 /* where does the data payload start in skb->data ? */
4671 u8 *data = i802_11_hdr->payload;
1974 4672
1975 if (ret != CMD_STATUS_COMPLETE) { 4673 /* length of payload, excl. the trailing FCS */
1976 queue_delayed_work(priv->hw->workqueue, &priv->dwork_hw_scan, 4674 int data_len = length - IEEE80211_3ADDR_LEN;
1977 SCAN_POLL_INTERVAL); 4675
1978 goto exit; 4676 int i;
4677 struct rx_data_buf *bptr, *optr;
4678 unsigned long oldest = ~0UL;
4679
4680 at76_dbg(DBG_RX_FRAGS,
4681 "%s: rx data frame_ctl %04x addr2 %s seq/frag %d/%d "
4682 "length %d data %d: %s ...", priv->netdev->name, frame_ctl,
4683 mac2str(i802_11_hdr->addr2), seqnr, fragnr, length, data_len,
4684 hex2str(data, 32));
4685
4686 at76_dbg(DBG_RX_FRAGS_SKB, "%s: incoming skb: head %p data %p "
4687 "tail %p end %p len %d", priv->netdev->name, skb->head,
4688 skb->data, skb_tail_pointer(skb), skb_end_pointer(skb),
4689 skb->len);
4690
4691 if (data_len < 0) {
4692 /* make sure data starts in the buffer */
4693 printk(KERN_INFO "%s: data frame too short\n",
4694 priv->netdev->name);
4695 return NULL;
1979 } 4696 }
1980 4697
1981 ieee80211_scan_completed(priv->hw); 4698 WARN_ON(length <= AT76_RX_HDRLEN);
4699 if (length <= AT76_RX_HDRLEN)
4700 return NULL;
1982 4701
1983 if (is_valid_ether_addr(priv->bssid)) { 4702 /* remove the at76_rx_buffer header - we don't need it anymore */
1984 ieee80211_wake_queues(priv->hw); 4703 /* we need the IEEE802.11 header (for the addresses) if this packet
1985 at76_join(priv); 4704 is the first of a chain */
4705 skb_pull(skb, AT76_RX_HDRLEN);
4706
4707 /* remove FCS at end */
4708 skb_trim(skb, length);
4709
4710 at76_dbg(DBG_RX_FRAGS_SKB, "%s: trimmed skb: head %p data %p tail %p "
4711 "end %p len %d data %p data_len %d", priv->netdev->name,
4712 skb->head, skb->data, skb_tail_pointer(skb),
4713 skb_end_pointer(skb), skb->len, data, data_len);
4714
4715 if (fragnr == 0 && !(frame_ctl & IEEE80211_FCTL_MOREFRAGS)) {
4716 /* unfragmented packet received */
4717 /* Use a new skb for the next receive */
4718 priv->rx_skb = NULL;
4719 at76_dbg(DBG_RX_FRAGS, "%s: unfragmented", priv->netdev->name);
4720 return skb;
1986 } 4721 }
1987 4722
1988 ieee80211_wake_queues(priv->hw); 4723 /* look if we've got a chain for the sender address.
4724 afterwards optr points to first free or the oldest entry,
4725 or, if i < NR_RX_DATA_BUF, bptr points to the entry for the
4726 sender address */
4727 /* determining the oldest entry doesn't cope with jiffies wrapping
4728 but I don't care to delete a young entry at these rare moments ... */
4729
4730 bptr = priv->rx_data;
4731 optr = NULL;
4732 for (i = 0; i < NR_RX_DATA_BUF; i++, bptr++) {
4733 if (!bptr->skb) {
4734 optr = bptr;
4735 oldest = 0UL;
4736 continue;
4737 }
1989 4738
1990exit: 4739 if (!compare_ether_addr(i802_11_hdr->addr2, bptr->sender))
1991 return; 4740 break;
1992}
1993 4741
1994static int at76_hw_scan(struct ieee80211_hw *hw, u8 *ssid, size_t len) 4742 if (!optr) {
1995{ 4743 optr = bptr;
1996 struct at76_priv *priv = hw->priv; 4744 oldest = bptr->last_rx;
1997 struct at76_req_scan scan; 4745 } else if (bptr->last_rx < oldest)
1998 int ret; 4746 optr = bptr;
4747 }
1999 4748
2000 at76_dbg(DBG_MAC80211, "%s():", __func__); 4749 if (i < NR_RX_DATA_BUF) {
2001 at76_dbg_dump(DBG_MAC80211, ssid, len, "ssid %zd bytes:", len); 4750
4751 at76_dbg(DBG_RX_FRAGS, "%s: %d. cacheentry (seq/frag = %d/%d) "
4752 "matched sender addr",
4753 priv->netdev->name, i, bptr->seqnr, bptr->fragnr);
4754
4755 /* bptr points to an entry for the sender address */
4756 if (bptr->seqnr == seqnr) {
4757 int left;
4758 /* the fragment has the current sequence number */
4759 if (((bptr->fragnr + 1) & 0xf) != fragnr) {
4760 /* wrong fragment number -> ignore it */
4761 /* is & 0xf necessary above ??? */
4762 at76_dbg(DBG_RX_FRAGS,
4763 "%s: frag nr mismatch: %d + 1 != %d",
4764 priv->netdev->name, bptr->fragnr,
4765 fragnr);
4766 return NULL;
4767 }
4768 bptr->last_rx = jiffies;
4769 /* the next following fragment number ->
4770 add the data at the end */
4771
4772 /* for test only ??? */
4773 left = skb_tailroom(bptr->skb);
4774 if (left < data_len)
4775 printk(KERN_INFO
4776 "%s: only %d byte free (need %d)\n",
4777 priv->netdev->name, left, data_len);
4778 else
4779 memcpy(skb_put(bptr->skb, data_len), data,
4780 data_len);
4781
4782 bptr->fragnr = fragnr;
4783 if (frame_ctl & IEEE80211_FCTL_MOREFRAGS)
4784 return NULL;
4785
4786 /* this was the last fragment - send it */
4787 skb = bptr->skb;
4788 bptr->skb = NULL; /* free the entry */
4789 at76_dbg(DBG_RX_FRAGS, "%s: last frag of seq %d",
4790 priv->netdev->name, seqnr);
4791 return skb;
4792 }
2002 4793
2003 mutex_lock(&priv->mtx); 4794 /* got another sequence number */
4795 if (fragnr == 0) {
4796 /* it's the start of a new chain - replace the
4797 old one by this */
4798 /* bptr->sender has the correct value already */
4799 at76_dbg(DBG_RX_FRAGS,
4800 "%s: start of new seq %d, removing old seq %d",
4801 priv->netdev->name, seqnr, bptr->seqnr);
4802 bptr->seqnr = seqnr;
4803 bptr->fragnr = 0;
4804 bptr->last_rx = jiffies;
4805 /* swap bptr->skb and priv->rx_skb */
4806 skb = bptr->skb;
4807 bptr->skb = priv->rx_skb;
4808 priv->rx_skb = skb;
4809 } else {
4810 /* it from the middle of a new chain ->
4811 delete the old entry and skip the new one */
4812 at76_dbg(DBG_RX_FRAGS,
4813 "%s: middle of new seq %d (%d) "
4814 "removing old seq %d",
4815 priv->netdev->name, seqnr, fragnr,
4816 bptr->seqnr);
4817 dev_kfree_skb(bptr->skb);
4818 bptr->skb = NULL;
4819 }
4820 return NULL;
4821 }
2004 4822
2005 ieee80211_stop_queues(hw); 4823 /* if we didn't find a chain for the sender address, optr
4824 points either to the first free or the oldest entry */
2006 4825
2007 memset(&scan, 0, sizeof(struct at76_req_scan)); 4826 if (fragnr != 0) {
2008 memset(scan.bssid, 0xFF, ETH_ALEN); 4827 /* this is not the begin of a fragment chain ... */
2009 scan.scan_type = SCAN_TYPE_ACTIVE; 4828 at76_dbg(DBG_RX_FRAGS,
2010 if (priv->essid_size > 0) { 4829 "%s: no chain for non-first fragment (%d)",
2011 memcpy(scan.essid, ssid, len); 4830 priv->netdev->name, fragnr);
2012 scan.essid_size = len; 4831 return NULL;
2013 } 4832 }
2014 scan.min_channel_time = cpu_to_le16(priv->scan_min_time);
2015 scan.max_channel_time = cpu_to_le16(priv->scan_max_time);
2016 scan.probe_delay = cpu_to_le16(priv->scan_min_time * 1000);
2017 scan.international_scan = 0;
2018 4833
2019 at76_dbg(DBG_MAC80211, "%s: sending CMD_SCAN", __func__); 4834 BUG_ON(!optr);
2020 ret = at76_set_card_command(priv->udev, CMD_SCAN, &scan, sizeof(scan)); 4835 if (optr->skb) {
4836 /* swap the skb's */
4837 skb = optr->skb;
4838 optr->skb = priv->rx_skb;
4839 priv->rx_skb = skb;
2021 4840
2022 if (ret < 0) { 4841 at76_dbg(DBG_RX_FRAGS,
2023 err("CMD_SCAN failed: %d", ret); 4842 "%s: free old contents: sender %s seq/frag %d/%d",
2024 goto exit; 4843 priv->netdev->name, mac2str(optr->sender),
2025 } 4844 optr->seqnr, optr->fragnr);
2026 4845
2027 queue_delayed_work(priv->hw->workqueue, &priv->dwork_hw_scan, 4846 } else {
2028 SCAN_POLL_INTERVAL); 4847 /* take the skb from priv->rx_skb */
4848 optr->skb = priv->rx_skb;
4849 /* let at76_submit_rx_urb() allocate a new skb */
4850 priv->rx_skb = NULL;
2029 4851
2030exit: 4852 at76_dbg(DBG_RX_FRAGS, "%s: use a free entry",
2031 mutex_unlock(&priv->mtx); 4853 priv->netdev->name);
4854 }
4855 memcpy(optr->sender, i802_11_hdr->addr2, ETH_ALEN);
4856 optr->seqnr = seqnr;
4857 optr->fragnr = 0;
4858 optr->last_rx = jiffies;
2032 4859
2033 return 0; 4860 return NULL;
2034} 4861}
2035 4862
2036static int at76_config(struct ieee80211_hw *hw, u32 changed) 4863/* Rx interrupt: we expect the complete data buffer in priv->rx_skb */
4864static void at76_rx_data(struct at76_priv *priv)
2037{ 4865{
2038 struct at76_priv *priv = hw->priv; 4866 struct net_device *netdev = priv->netdev;
2039 struct ieee80211_conf *conf = &hw->conf; 4867 struct net_device_stats *stats = &priv->stats;
4868 struct sk_buff *skb = priv->rx_skb;
4869 struct at76_rx_buffer *buf = (struct at76_rx_buffer *)skb->data;
4870 struct ieee80211_hdr_3addr *i802_11_hdr;
4871 int length = le16_to_cpu(buf->wlength);
2040 4872
2041 at76_dbg(DBG_MAC80211, "%s(): channel %d radio %d", 4873 at76_dbg(DBG_RX_DATA, "%s received data packet: %s", netdev->name,
2042 __func__, conf->channel->hw_value, conf->radio_enabled); 4874 hex2str(skb->data, AT76_RX_HDRLEN));
2043 at76_dbg_dump(DBG_MAC80211, priv->essid, priv->essid_size, "ssid:");
2044 at76_dbg_dump(DBG_MAC80211, priv->bssid, ETH_ALEN, "bssid:");
2045 4875
2046 mutex_lock(&priv->mtx); 4876 at76_dbg(DBG_RX_DATA_CONTENT, "rx packet: %s",
4877 hex2str(skb->data + AT76_RX_HDRLEN, length));
2047 4878
2048 priv->channel = conf->channel->hw_value; 4879 skb = at76_check_for_rx_frags(priv);
4880 if (!skb)
4881 return;
2049 4882
2050 if (is_valid_ether_addr(priv->bssid)) { 4883 /* Atmel header and the FCS are already removed */
2051 at76_join(priv); 4884 i802_11_hdr = (struct ieee80211_hdr_3addr *)skb->data;
2052 ieee80211_wake_queues(priv->hw);
2053 } else {
2054 ieee80211_stop_queues(priv->hw);
2055 at76_start_monitor(priv);
2056 };
2057 4885
2058 mutex_unlock(&priv->mtx); 4886 skb->dev = netdev;
4887 skb->ip_summed = CHECKSUM_NONE; /* TODO: should check CRC */
2059 4888
2060 return 0; 4889 if (is_broadcast_ether_addr(i802_11_hdr->addr1)) {
2061} 4890 if (!compare_ether_addr(i802_11_hdr->addr1, netdev->broadcast))
4891 skb->pkt_type = PACKET_BROADCAST;
4892 else
4893 skb->pkt_type = PACKET_MULTICAST;
4894 } else if (compare_ether_addr(i802_11_hdr->addr1, netdev->dev_addr))
4895 skb->pkt_type = PACKET_OTHERHOST;
2062 4896
2063static int at76_config_interface(struct ieee80211_hw *hw, 4897 at76_ieee80211_to_eth(skb, priv->iw_mode);
2064 struct ieee80211_vif *vif,
2065 struct ieee80211_if_conf *conf)
2066{
2067 struct at76_priv *priv = hw->priv;
2068 4898
2069 at76_dbg_dump(DBG_MAC80211, conf->bssid, ETH_ALEN, "bssid:"); 4899 netdev->last_rx = jiffies;
4900 netif_rx(skb);
4901 stats->rx_packets++;
4902 stats->rx_bytes += length;
2070 4903
2071 mutex_lock(&priv->mtx); 4904 return;
4905}
2072 4906
2073 memcpy(priv->bssid, conf->bssid, ETH_ALEN); 4907static void at76_rx_monitor_mode(struct at76_priv *priv)
2074// memcpy(priv->essid, conf->ssid, conf->ssid_len); 4908{
2075// priv->essid_size = conf->ssid_len; 4909 struct at76_rx_radiotap *rt;
4910 u8 *payload;
4911 int skblen;
4912 struct net_device *netdev = priv->netdev;
4913 struct at76_rx_buffer *buf =
4914 (struct at76_rx_buffer *)priv->rx_skb->data;
4915 /* length including the IEEE802.11 header and the trailing FCS,
4916 but not at76_rx_buffer */
4917 int length = le16_to_cpu(buf->wlength);
4918 struct sk_buff *skb = priv->rx_skb;
4919 struct net_device_stats *stats = &priv->stats;
2076 4920
2077 if (is_valid_ether_addr(priv->bssid)) { 4921 if (length < IEEE80211_FCS_LEN) {
2078 /* mac80211 is joining a bss */ 4922 /* buffer contains no data */
2079 ieee80211_wake_queues(priv->hw); 4923 at76_dbg(DBG_MONITOR_MODE,
2080 at76_join(priv); 4924 "%s: MONITOR MODE: rx skb without data",
2081 } else 4925 priv->netdev->name);
2082 ieee80211_stop_queues(priv->hw); 4926 return;
4927 }
2083 4928
2084 mutex_unlock(&priv->mtx); 4929 skblen = sizeof(struct at76_rx_radiotap) + length;
2085 4930
2086 return 0; 4931 skb = dev_alloc_skb(skblen);
4932 if (!skb) {
4933 printk(KERN_ERR "%s: MONITOR MODE: dev_alloc_skb for radiotap "
4934 "header returned NULL\n", priv->netdev->name);
4935 return;
4936 }
4937
4938 skb_put(skb, skblen);
4939
4940 rt = (struct at76_rx_radiotap *)skb->data;
4941 payload = skb->data + sizeof(struct at76_rx_radiotap);
4942
4943 rt->rt_hdr.it_version = 0;
4944 rt->rt_hdr.it_pad = 0;
4945 rt->rt_hdr.it_len = cpu_to_le16(sizeof(struct at76_rx_radiotap));
4946 rt->rt_hdr.it_present = cpu_to_le32(AT76_RX_RADIOTAP_PRESENT);
4947
4948 rt->rt_tsft = cpu_to_le64(le32_to_cpu(buf->rx_time));
4949 rt->rt_rate = hw_rates[buf->rx_rate] & (~0x80);
4950 rt->rt_signal = buf->rssi;
4951 rt->rt_noise = buf->noise_level;
4952 rt->rt_flags = IEEE80211_RADIOTAP_F_FCS;
4953 if (buf->fragmentation)
4954 rt->rt_flags |= IEEE80211_RADIOTAP_F_FRAG;
4955
4956 memcpy(payload, buf->packet, length);
4957 skb->dev = netdev;
4958 skb->ip_summed = CHECKSUM_NONE;
4959 skb_reset_mac_header(skb);
4960 skb->pkt_type = PACKET_OTHERHOST;
4961 skb->protocol = htons(ETH_P_802_2);
4962
4963 netdev->last_rx = jiffies;
4964 netif_rx(skb);
4965 stats->rx_packets++;
4966 stats->rx_bytes += length;
2087} 4967}
2088 4968
2089/* must be atomic */ 4969/* Check if we spy on the sender address in buf and update stats */
2090static void at76_configure_filter(struct ieee80211_hw *hw, 4970static void at76_iwspy_update(struct at76_priv *priv,
2091 unsigned int changed_flags, 4971 struct at76_rx_buffer *buf)
2092 unsigned int *total_flags, int mc_count,
2093 struct dev_addr_list *mc_list)
2094{ 4972{
2095 struct at76_priv *priv = hw->priv; 4973 struct ieee80211_hdr_3addr *hdr =
2096 int flags; 4974 (struct ieee80211_hdr_3addr *)buf->packet;
2097 4975 struct iw_quality qual;
2098 at76_dbg(DBG_MAC80211, "%s(): changed_flags=0x%08x "
2099 "total_flags=0x%08x mc_count=%d",
2100 __func__, changed_flags, *total_flags, mc_count);
2101 4976
2102 flags = changed_flags & AT76_SUPPORTED_FILTERS; 4977 /* We can only set the level here */
2103 *total_flags = AT76_SUPPORTED_FILTERS; 4978 qual.updated = IW_QUAL_QUAL_INVALID | IW_QUAL_NOISE_INVALID;
4979 qual.level = 0;
4980 qual.noise = 0;
4981 at76_calc_level(priv, buf, &qual);
2104 4982
2105 /* FIXME: access to priv->promisc should be protected with 4983 spin_lock_bh(&priv->spy_spinlock);
2106 * priv->mtx, but it's impossible because this function needs to be
2107 * atomic */
2108 4984
2109 if (flags && !priv->promisc) { 4985 if (priv->spy_data.spy_number > 0)
2110 /* mac80211 wants us to enable promiscuous mode */ 4986 wireless_spy_update(priv->netdev, hdr->addr2, &qual);
2111 priv->promisc = 1;
2112 } else if (!flags && priv->promisc) {
2113 /* we need to disable promiscuous mode */
2114 priv->promisc = 0;
2115 } else
2116 return;
2117 4987
2118 queue_work(hw->workqueue, &priv->work_set_promisc); 4988 spin_unlock_bh(&priv->spy_spinlock);
2119} 4989}
2120 4990
2121static int at76_set_key_oldfw(struct ieee80211_hw *hw, enum set_key_cmd cmd, 4991static void at76_rx_tasklet(unsigned long param)
2122 const u8 *local_address, const u8 *address,
2123 struct ieee80211_key_conf *key)
2124{ 4992{
2125 struct at76_priv *priv = hw->priv; 4993 struct urb *urb = (struct urb *)param;
2126 4994 struct at76_priv *priv = urb->context;
2127 int i; 4995 struct net_device *netdev = priv->netdev;
2128 4996 struct at76_rx_buffer *buf;
2129 at76_dbg(DBG_MAC80211, "%s(): cmd %d key->alg %d key->keyidx %d " 4997 struct ieee80211_hdr_3addr *i802_11_hdr;
2130 "key->keylen %d", 4998 u16 frame_ctl;
2131 __func__, cmd, key->alg, key->keyidx, key->keylen);
2132 4999
2133 if (key->alg != ALG_WEP) 5000 if (priv->device_unplugged) {
2134 return -EOPNOTSUPP; 5001 at76_dbg(DBG_DEVSTART, "device unplugged");
5002 if (urb)
5003 at76_dbg(DBG_DEVSTART, "urb status %d", urb->status);
5004 return;
5005 }
2135 5006
2136 key->hw_key_idx = key->keyidx; 5007 if (!priv->rx_skb || !netdev || !priv->rx_skb->data)
5008 return;
2137 5009
2138 mutex_lock(&priv->mtx); 5010 buf = (struct at76_rx_buffer *)priv->rx_skb->data;
2139 5011
2140 switch (cmd) { 5012 i802_11_hdr = (struct ieee80211_hdr_3addr *)buf->packet;
2141 case SET_KEY:
2142 memcpy(priv->wep_keys[key->keyidx], key->key, key->keylen);
2143 priv->wep_keys_len[key->keyidx] = key->keylen;
2144 5013
2145 /* FIXME: find out how to do this properly */ 5014 frame_ctl = le16_to_cpu(i802_11_hdr->frame_ctl);
2146 priv->wep_key_id = key->keyidx;
2147 5015
2148 break; 5016 if (urb->status != 0) {
2149 case DISABLE_KEY: 5017 if (urb->status != -ENOENT && urb->status != -ECONNRESET)
2150 default: 5018 at76_dbg(DBG_URB,
2151 priv->wep_keys_len[key->keyidx] = 0; 5019 "%s %s: - nonzero Rx bulk status received: %d",
2152 break; 5020 __func__, netdev->name, urb->status);
5021 return;
2153 } 5022 }
2154 5023
2155 priv->wep_enabled = 0; 5024 at76_dbg(DBG_RX_ATMEL_HDR,
5025 "%s: rx frame: rate %d rssi %d noise %d link %d %s",
5026 priv->netdev->name, buf->rx_rate, buf->rssi, buf->noise_level,
5027 buf->link_quality, hex2str(i802_11_hdr, 48));
5028 if (priv->iw_mode == IW_MODE_MONITOR) {
5029 at76_rx_monitor_mode(priv);
5030 goto exit;
5031 }
2156 5032
2157 for (i = 0; i < WEP_KEYS; i++) { 5033 /* there is a new bssid around, accept it: */
2158 if (priv->wep_keys_len[i] != 0) 5034 if (buf->newbss && priv->iw_mode == IW_MODE_ADHOC) {
2159 priv->wep_enabled = 1; 5035 at76_dbg(DBG_PROGRESS, "%s: rx newbss", netdev->name);
5036 schedule_work(&priv->work_new_bss);
2160 } 5037 }
2161 5038
2162 at76_startup_device(priv); 5039 switch (frame_ctl & IEEE80211_FCTL_FTYPE) {
5040 case IEEE80211_FTYPE_DATA:
5041 at76_rx_data(priv);
5042 break;
2163 5043
2164 mutex_unlock(&priv->mtx); 5044 case IEEE80211_FTYPE_MGMT:
5045 /* jal: TODO: find out if we can update iwspy also on
5046 other frames than management (might depend on the
5047 radio chip / firmware version !) */
2165 5048
2166 return 0; 5049 at76_iwspy_update(priv, buf);
2167}
2168 5050
2169static int at76_set_key_newfw(struct ieee80211_hw *hw, enum set_key_cmd cmd, 5051 at76_rx_mgmt(priv, buf);
2170 const u8 *local_address, const u8 *address, 5052 break;
2171 struct ieee80211_key_conf *key)
2172{
2173 struct at76_priv *priv = hw->priv;
2174 int ret = -EOPNOTSUPP;
2175
2176 at76_dbg(DBG_MAC80211, "%s(): cmd %d key->alg %d key->keyidx %d "
2177 "key->keylen %d",
2178 __func__, cmd, key->alg, key->keyidx, key->keylen);
2179 5053
2180 mutex_lock(&priv->mtx); 5054 case IEEE80211_FTYPE_CTL:
5055 at76_dbg(DBG_RX_CTRL, "%s: ignored ctrl frame: %04x",
5056 priv->netdev->name, frame_ctl);
5057 break;
2181 5058
2182 priv->mib_buf.type = MIB_MAC_ENCRYPTION; 5059 default:
5060 printk(KERN_DEBUG "%s: ignoring frame with framectl 0x%04x\n",
5061 priv->netdev->name, frame_ctl);
5062 }
5063exit:
5064 at76_submit_rx_urb(priv);
5065}
2183 5066
2184 if (cmd == DISABLE_KEY) { 5067/* Load firmware into kernel memory and parse it */
2185 priv->mib_buf.size = CIPHER_KEY_LEN; 5068static struct fwentry *at76_load_firmware(struct usb_device *udev,
2186 priv->mib_buf.index = offsetof(struct mib_mac_encryption, 5069 enum board_type board_type)
2187 cipher_default_keyvalue[key->keyidx]); 5070{
2188 memset(priv->mib_buf.data.data, 0, CIPHER_KEY_LEN); 5071 int ret;
2189 if (at76_set_mib(priv, &priv->mib_buf) != CMD_STATUS_COMPLETE) 5072 char *str;
2190 ret = -EOPNOTSUPP; /* -EIO would be probably better */ 5073 struct at76_fw_header *fwh;
2191 else { 5074 struct fwentry *fwe = &firmwares[board_type];
2192 5075
2193 priv->keys[key->keyidx].cipher = CIPHER_NONE; 5076 mutex_lock(&fw_mutex);
2194 priv->keys[key->keyidx].keylen = 0;
2195 };
2196 if (priv->default_group_key == key->keyidx)
2197 priv->default_group_key = 0xff;
2198 5077
2199 if (priv->default_pairwise_key == key->keyidx) 5078 if (fwe->loaded) {
2200 priv->default_pairwise_key = 0xff; 5079 at76_dbg(DBG_FW, "re-using previously loaded fw");
2201 /* If default pairwise key is removed, fall back to
2202 * group key? */
2203 ret = 0;
2204 goto exit; 5080 goto exit;
2205 }; 5081 }
2206
2207 if (cmd == SET_KEY) {
2208 /* store key into MIB */
2209 priv->mib_buf.size = CIPHER_KEY_LEN;
2210 priv->mib_buf.index = offsetof(struct mib_mac_encryption,
2211 cipher_default_keyvalue[key->keyidx]);
2212 memset(priv->mib_buf.data.data, 0, CIPHER_KEY_LEN);
2213 memcpy(priv->mib_buf.data.data, key->key, key->keylen);
2214
2215 switch (key->alg) {
2216 case ALG_WEP:
2217 if (key->keylen == 5) {
2218 priv->keys[key->keyidx].cipher =
2219 CIPHER_WEP64;
2220 priv->keys[key->keyidx].keylen = 8;
2221 } else if (key->keylen == 13) {
2222 priv->keys[key->keyidx].cipher =
2223 CIPHER_WEP128;
2224 /* Firmware needs this */
2225 priv->keys[key->keyidx].keylen = 8;
2226 } else {
2227 ret = -EOPNOTSUPP;
2228 goto exit;
2229 };
2230 break;
2231 case ALG_TKIP:
2232 key->flags |= IEEE80211_KEY_FLAG_GENERATE_MMIC;
2233 priv->keys[key->keyidx].cipher = CIPHER_TKIP;
2234 priv->keys[key->keyidx].keylen = 12;
2235 break;
2236 5082
2237 case ALG_CCMP: 5083 at76_dbg(DBG_FW, "downloading firmware %s", fwe->fwname);
2238 if (!at76_is_505a(priv->board_type)) { 5084 ret = request_firmware(&fwe->fw, fwe->fwname, &udev->dev);
2239 ret = -EOPNOTSUPP; 5085 if (ret < 0) {
2240 goto exit; 5086 dev_printk(KERN_ERR, &udev->dev, "firmware %s not found!\n",
2241 }; 5087 fwe->fwname);
2242 key->flags |= IEEE80211_KEY_FLAG_GENERATE_MMIC; 5088 dev_printk(KERN_ERR, &udev->dev,
2243 priv->keys[key->keyidx].cipher = CIPHER_CCMP; 5089 "you may need to download the firmware from "
2244 priv->keys[key->keyidx].keylen = 16; 5090 "http://developer.berlios.de/projects/at76c503a/");
2245 break; 5091 goto exit;
5092 }
2246 5093
2247 default: 5094 at76_dbg(DBG_FW, "got it.");
2248 ret = -EOPNOTSUPP; 5095 fwh = (struct at76_fw_header *)(fwe->fw->data);
2249 goto exit;
2250 };
2251
2252 priv->mib_buf.data.data[38] = priv->keys[key->keyidx].cipher;
2253 priv->mib_buf.data.data[39] = 1; /* Taken from atmelwlandriver,
2254 not documented */
2255
2256 if (is_valid_ether_addr(address))
2257 /* Pairwise key */
2258 priv->mib_buf.data.data[39] |= (KEY_PAIRWISE | KEY_TX);
2259 else if (is_broadcast_ether_addr(address))
2260 /* Group key */
2261 priv->mib_buf.data.data[39] |= (KEY_TX);
2262 else /* Key used only for transmission ??? */
2263 priv->mib_buf.data.data[39] |= (KEY_TX);
2264
2265 if (at76_set_mib(priv, &priv->mib_buf) !=
2266 CMD_STATUS_COMPLETE) {
2267 ret = -EOPNOTSUPP; /* -EIO would be probably better */
2268 goto exit;
2269 };
2270 5096
2271 if ((key->alg == ALG_TKIP) || (key->alg == ALG_CCMP)) 5097 if (fwe->fw->size <= sizeof(*fwh)) {
2272 at76_reset_rsc(priv); 5098 dev_printk(KERN_ERR, &udev->dev,
5099 "firmware is too short (0x%zx)\n", fwe->fw->size);
5100 goto exit;
5101 }
2273 5102
2274 key->hw_key_idx = key->keyidx; 5103 /* CRC currently not checked */
5104 fwe->board_type = le32_to_cpu(fwh->board_type);
5105 if (fwe->board_type != board_type) {
5106 dev_printk(KERN_ERR, &udev->dev,
5107 "board type mismatch, requested %u, got %u\n",
5108 board_type, fwe->board_type);
5109 goto exit;
5110 }
2275 5111
2276 /* Set up default keys */ 5112 fwe->fw_version.major = fwh->major;
2277 if (is_broadcast_ether_addr(address)) 5113 fwe->fw_version.minor = fwh->minor;
2278 priv->default_group_key = key->keyidx; 5114 fwe->fw_version.patch = fwh->patch;
2279 if (is_valid_ether_addr(address)) 5115 fwe->fw_version.build = fwh->build;
2280 priv->default_pairwise_key = key->keyidx;
2281 5116
2282 /* Set up encryption MIBs */ 5117 str = (char *)fwh + le32_to_cpu(fwh->str_offset);
5118 fwe->intfw = (u8 *)fwh + le32_to_cpu(fwh->int_fw_offset);
5119 fwe->intfw_size = le32_to_cpu(fwh->int_fw_len);
5120 fwe->extfw = (u8 *)fwh + le32_to_cpu(fwh->ext_fw_offset);
5121 fwe->extfw_size = le32_to_cpu(fwh->ext_fw_len);
2283 5122
2284 /* first block of settings */ 5123 fwe->loaded = 1;
2285 priv->mib_buf.size = 3;
2286 priv->mib_buf.index = offsetof(struct mib_mac_encryption,
2287 privacy_invoked);
2288 priv->mib_buf.data.data[0] = 1; /* privacy_invoked */
2289 priv->mib_buf.data.data[1] = priv->default_pairwise_key;
2290 priv->mib_buf.data.data[2] = priv->default_group_key;
2291 5124
2292 ret = at76_set_mib(priv, &priv->mib_buf); 5125 dev_printk(KERN_DEBUG, &udev->dev,
2293 if (ret != CMD_STATUS_COMPLETE) 5126 "using firmware %s (version %d.%d.%d-%d)\n",
2294 goto exit; 5127 fwe->fwname, fwh->major, fwh->minor, fwh->patch, fwh->build);
2295 5128
2296 /* second block of settings */ 5129 at76_dbg(DBG_DEVSTART, "board %u, int %d:%d, ext %d:%d", board_type,
2297 priv->mib_buf.size = 3; 5130 le32_to_cpu(fwh->int_fw_offset), le32_to_cpu(fwh->int_fw_len),
2298 priv->mib_buf.index = offsetof(struct mib_mac_encryption, 5131 le32_to_cpu(fwh->ext_fw_offset), le32_to_cpu(fwh->ext_fw_len));
2299 exclude_unencrypted); 5132 at76_dbg(DBG_DEVSTART, "firmware id %s", str);
2300 priv->mib_buf.data.data[0] = 1; /* exclude_unencrypted */
2301 priv->mib_buf.data.data[1] = 0; /* wep_encryption_type */
2302 priv->mib_buf.data.data[2] = 0; /* ckip_key_permutation */
2303 5133
2304 ret = at76_set_mib(priv, &priv->mib_buf);
2305 if (ret != CMD_STATUS_COMPLETE)
2306 goto exit;
2307 ret = 0;
2308 };
2309exit: 5134exit:
2310 at76_dump_mib_mac_encryption(priv); 5135 mutex_unlock(&fw_mutex);
2311 mutex_unlock(&priv->mtx);
2312 return ret;
2313}
2314
2315static int at76_set_key(struct ieee80211_hw *hw, enum set_key_cmd cmd,
2316 const u8 *local_address, const u8 *address,
2317 struct ieee80211_key_conf *key)
2318{
2319 struct at76_priv *priv = hw->priv;
2320
2321 at76_dbg(DBG_MAC80211, "%s(): cmd %d key->alg %d key->keyidx %d "
2322 "key->keylen %d",
2323 __func__, cmd, key->alg, key->keyidx, key->keylen);
2324 5136
2325 if (FIRMWARE_IS_WPA(priv->fw_version)) 5137 if (fwe->loaded)
2326 return at76_set_key_newfw(hw, cmd, local_address, address, key); 5138 return fwe;
2327 else 5139 else
2328 return at76_set_key_oldfw(hw, cmd, local_address, address, key); 5140 return NULL;
2329
2330} 5141}
2331 5142
2332static const struct ieee80211_ops at76_ops = {
2333 .tx = at76_mac80211_tx,
2334 .add_interface = at76_add_interface,
2335 .remove_interface = at76_remove_interface,
2336 .config = at76_config,
2337 .config_interface = at76_config_interface,
2338 .configure_filter = at76_configure_filter,
2339 .start = at76_mac80211_start,
2340 .stop = at76_mac80211_stop,
2341 .hw_scan = at76_hw_scan,
2342 .set_key = at76_set_key,
2343};
2344
2345/* Allocate network device and initialize private data */ 5143/* Allocate network device and initialize private data */
2346static struct at76_priv *at76_alloc_new_device(struct usb_device *udev) 5144static struct at76_priv *at76_alloc_new_device(struct usb_device *udev)
2347{ 5145{
2348 struct ieee80211_hw *hw; 5146 struct net_device *netdev;
2349 struct at76_priv *priv; 5147 struct at76_priv *priv;
5148 int i;
2350 5149
2351 hw = ieee80211_alloc_hw(sizeof(struct at76_priv), &at76_ops); 5150 /* allocate memory for our device state and initialize it */
2352 if (!hw) { 5151 netdev = alloc_etherdev(sizeof(struct at76_priv));
2353 printk(KERN_ERR DRIVER_NAME ": could not register" 5152 if (!netdev) {
2354 " ieee80211_hw\n"); 5153 dev_printk(KERN_ERR, &udev->dev, "out of memory\n");
2355 return NULL; 5154 return NULL;
2356 } 5155 }
2357 5156
2358 priv = hw->priv; 5157 priv = netdev_priv(netdev);
2359 priv->hw = hw;
2360 5158
2361 priv->udev = udev; 5159 priv->udev = udev;
5160 priv->netdev = netdev;
2362 5161
2363 mutex_init(&priv->mtx); 5162 mutex_init(&priv->mtx);
5163 INIT_WORK(&priv->work_assoc_done, at76_work_assoc_done);
5164 INIT_WORK(&priv->work_join, at76_work_join);
5165 INIT_WORK(&priv->work_new_bss, at76_work_new_bss);
5166 INIT_WORK(&priv->work_start_scan, at76_work_start_scan);
2364 INIT_WORK(&priv->work_set_promisc, at76_work_set_promisc); 5167 INIT_WORK(&priv->work_set_promisc, at76_work_set_promisc);
2365 INIT_WORK(&priv->work_submit_rx, at76_work_submit_rx); 5168 INIT_WORK(&priv->work_submit_rx, at76_work_submit_rx);
2366 INIT_DELAYED_WORK(&priv->dwork_hw_scan, at76_dwork_hw_scan); 5169 INIT_DELAYED_WORK(&priv->dwork_restart, at76_dwork_restart);
5170 INIT_DELAYED_WORK(&priv->dwork_get_scan, at76_dwork_get_scan);
5171 INIT_DELAYED_WORK(&priv->dwork_beacon, at76_dwork_beacon);
5172 INIT_DELAYED_WORK(&priv->dwork_auth, at76_dwork_auth);
5173 INIT_DELAYED_WORK(&priv->dwork_assoc, at76_dwork_assoc);
5174
5175 spin_lock_init(&priv->mgmt_spinlock);
5176 priv->next_mgmt_bulk = NULL;
5177 priv->mac_state = MAC_INIT;
5178
5179 /* initialize empty BSS list */
5180 priv->curr_bss = NULL;
5181 INIT_LIST_HEAD(&priv->bss_list);
5182 spin_lock_init(&priv->bss_list_spinlock);
5183
5184 init_timer(&priv->bss_list_timer);
5185 priv->bss_list_timer.data = (unsigned long)priv;
5186 priv->bss_list_timer.function = at76_bss_list_timeout;
5187
5188 spin_lock_init(&priv->spy_spinlock);
5189
5190 /* mark all rx data entries as unused */
5191 for (i = 0; i < NR_RX_DATA_BUF; i++)
5192 priv->rx_data[i].skb = NULL;
2367 5193
2368 priv->rx_tasklet.func = at76_rx_tasklet; 5194 priv->rx_tasklet.func = at76_rx_tasklet;
2369 priv->rx_tasklet.data = 0; 5195 priv->rx_tasklet.data = 0;
@@ -2371,9 +5197,6 @@ static struct at76_priv *at76_alloc_new_device(struct usb_device *udev)
2371 priv->pm_mode = AT76_PM_OFF; 5197 priv->pm_mode = AT76_PM_OFF;
2372 priv->pm_period = 0; 5198 priv->pm_period = 0;
2373 5199
2374 /* unit us */
2375 priv->hw->channel_change_time = 100000;
2376
2377 return priv; 5200 return priv;
2378} 5201}
2379 5202
@@ -2436,42 +5259,11 @@ static int at76_alloc_urbs(struct at76_priv *priv,
2436 return 0; 5259 return 0;
2437} 5260}
2438 5261
2439static struct ieee80211_rate at76_rates[] = {
2440 { .bitrate = 10, .hw_value = TX_RATE_1MBIT, },
2441 { .bitrate = 20, .hw_value = TX_RATE_2MBIT, },
2442 { .bitrate = 55, .hw_value = TX_RATE_5_5MBIT, },
2443 { .bitrate = 110, .hw_value = TX_RATE_11MBIT, },
2444};
2445
2446static struct ieee80211_channel at76_channels[] = {
2447 { .center_freq = 2412, .hw_value = 1 },
2448 { .center_freq = 2417, .hw_value = 2 },
2449 { .center_freq = 2422, .hw_value = 3 },
2450 { .center_freq = 2427, .hw_value = 4 },
2451 { .center_freq = 2432, .hw_value = 5 },
2452 { .center_freq = 2437, .hw_value = 6 },
2453 { .center_freq = 2442, .hw_value = 7 },
2454 { .center_freq = 2447, .hw_value = 8 },
2455 { .center_freq = 2452, .hw_value = 9 },
2456 { .center_freq = 2457, .hw_value = 10 },
2457 { .center_freq = 2462, .hw_value = 11 },
2458 { .center_freq = 2467, .hw_value = 12 },
2459 { .center_freq = 2472, .hw_value = 13 },
2460 { .center_freq = 2484, .hw_value = 14 }
2461};
2462
2463static struct ieee80211_supported_band at76_supported_band = {
2464 .channels = at76_channels,
2465 .n_channels = ARRAY_SIZE(at76_channels),
2466 .bitrates = at76_rates,
2467 .n_bitrates = ARRAY_SIZE(at76_rates),
2468};
2469
2470/* Register network device and initialize the hardware */ 5262/* Register network device and initialize the hardware */
2471static int at76_init_new_device(struct at76_priv *priv, 5263static int at76_init_new_device(struct at76_priv *priv,
2472 struct usb_interface *interface) 5264 struct usb_interface *interface)
2473{ 5265{
2474 struct device *dev = &interface->dev; 5266 struct net_device *netdev = priv->netdev;
2475 int ret; 5267 int ret;
2476 5268
2477 /* set up the endpoint information */ 5269 /* set up the endpoint information */
@@ -2487,11 +5279,14 @@ static int at76_init_new_device(struct at76_priv *priv,
2487 /* MAC address */ 5279 /* MAC address */
2488 ret = at76_get_hw_config(priv); 5280 ret = at76_get_hw_config(priv);
2489 if (ret < 0) { 5281 if (ret < 0) {
2490 dev_err(dev, "cannot get MAC address\n"); 5282 dev_printk(KERN_ERR, &interface->dev,
5283 "cannot get MAC address\n");
2491 goto exit; 5284 goto exit;
2492 } 5285 }
2493 5286
2494 priv->domain = at76_get_reg_domain(priv->regulatory_domain); 5287 priv->domain = at76_get_reg_domain(priv->regulatory_domain);
5288 /* init. netdev->dev_addr */
5289 memcpy(netdev->dev_addr, priv->mac_addr, ETH_ALEN);
2495 5290
2496 priv->channel = DEF_CHANNEL; 5291 priv->channel = DEF_CHANNEL;
2497 priv->iw_mode = IW_MODE_INFRA; 5292 priv->iw_mode = IW_MODE_INFRA;
@@ -2501,54 +5296,47 @@ static int at76_init_new_device(struct at76_priv *priv,
2501 priv->txrate = TX_RATE_AUTO; 5296 priv->txrate = TX_RATE_AUTO;
2502 priv->preamble_type = PREAMBLE_TYPE_LONG; 5297 priv->preamble_type = PREAMBLE_TYPE_LONG;
2503 priv->beacon_period = 100; 5298 priv->beacon_period = 100;
5299 priv->beacons_last_qual = jiffies;
2504 priv->auth_mode = WLAN_AUTH_OPEN; 5300 priv->auth_mode = WLAN_AUTH_OPEN;
2505 priv->scan_min_time = DEF_SCAN_MIN_TIME; 5301 priv->scan_min_time = DEF_SCAN_MIN_TIME;
2506 priv->scan_max_time = DEF_SCAN_MAX_TIME; 5302 priv->scan_max_time = DEF_SCAN_MAX_TIME;
2507 priv->scan_mode = SCAN_TYPE_ACTIVE; 5303 priv->scan_mode = SCAN_TYPE_ACTIVE;
2508 priv->default_pairwise_key = 0xff;
2509 priv->default_group_key = 0xff;
2510
2511 /* mac80211 initialisation */
2512 priv->hw->wiphy->bands[IEEE80211_BAND_2GHZ] = &at76_supported_band;
2513 5304
2514 if (FIRMWARE_IS_WPA(priv->fw_version) && 5305 netdev->flags &= ~IFF_MULTICAST; /* not yet or never */
2515 (at76_is_503rfmd(priv->board_type) || 5306 netdev->open = at76_open;
2516 at76_is_505(priv->board_type))) 5307 netdev->stop = at76_stop;
2517 priv->hw->flags = IEEE80211_HW_SIGNAL_UNSPEC; 5308 netdev->get_stats = at76_get_stats;
2518 else 5309 netdev->ethtool_ops = &at76_ethtool_ops;
2519 priv->hw->flags = IEEE80211_HW_RX_INCLUDES_FCS | 5310
2520 IEEE80211_HW_SIGNAL_UNSPEC; 5311 /* Add pointers to enable iwspy support. */
2521 5312 priv->wireless_data.spy_data = &priv->spy_data;
2522 priv->hw->wiphy->interface_modes = BIT(NL80211_IFTYPE_STATION); 5313 netdev->wireless_data = &priv->wireless_data;
2523 5314
2524 SET_IEEE80211_DEV(priv->hw, &interface->dev); 5315 netdev->hard_start_xmit = at76_tx;
2525 SET_IEEE80211_PERM_ADDR(priv->hw, priv->mac_addr); 5316 netdev->tx_timeout = at76_tx_timeout;
2526 5317 netdev->watchdog_timeo = 2 * HZ;
2527 ret = ieee80211_register_hw(priv->hw); 5318 netdev->wireless_handlers = &at76_handler_def;
5319 netdev->set_multicast_list = at76_set_multicast;
5320 netdev->set_mac_address = at76_set_mac_address;
5321 dev_alloc_name(netdev, "wlan%d");
5322
5323 ret = register_netdev(priv->netdev);
2528 if (ret) { 5324 if (ret) {
2529 dev_err(dev, "cannot register mac80211 hw (status %d)!\n", ret); 5325 dev_printk(KERN_ERR, &interface->dev,
5326 "cannot register netdevice (status %d)!\n", ret);
2530 goto exit; 5327 goto exit;
2531 } 5328 }
5329 priv->netdev_registered = 1;
2532 5330
2533 priv->mac80211_registered = 1; 5331 printk(KERN_INFO "%s: USB %s, MAC %s, firmware %d.%d.%d-%d\n",
5332 netdev->name, dev_name(&interface->dev), mac2str(priv->mac_addr),
5333 priv->fw_version.major, priv->fw_version.minor,
5334 priv->fw_version.patch, priv->fw_version.build);
5335 printk(KERN_INFO "%s: regulatory domain 0x%02x: %s\n", netdev->name,
5336 priv->regulatory_domain, priv->domain->name);
2534 5337
2535 dev_info(dev, "%s: USB %s, MAC %s, firmware %d.%d.%d-%d\n", 5338 /* we let this timer run the whole time this driver instance lives */
2536 wiphy_name(priv->hw->wiphy), 5339 mod_timer(&priv->bss_list_timer, jiffies + BSS_LIST_TIMEOUT);
2537 dev_name(&interface->dev), mac2str(priv->mac_addr),
2538 priv->fw_version.major, priv->fw_version.minor,
2539 priv->fw_version.patch, priv->fw_version.build);
2540 dev_info(dev, "%s: regulatory domain 0x%02x: %s\n",
2541 wiphy_name(priv->hw->wiphy),
2542 priv->regulatory_domain, priv->domain->name);
2543 dev_info(dev, "%s: WPA support: ", wiphy_name(priv->hw->wiphy));
2544 if (!FIRMWARE_IS_WPA(priv->fw_version))
2545 printk("none\n");
2546 else {
2547 if (!at76_is_505a(priv->board_type))
2548 printk("TKIP\n");
2549 else
2550 printk("TKIP, AES/CCMP\n");
2551 };
2552 5340
2553exit: 5341exit:
2554 return ret; 5342 return ret;
@@ -2556,13 +5344,15 @@ exit:
2556 5344
2557static void at76_delete_device(struct at76_priv *priv) 5345static void at76_delete_device(struct at76_priv *priv)
2558{ 5346{
5347 int i;
5348
2559 at76_dbg(DBG_PROC_ENTRY, "%s: ENTER", __func__); 5349 at76_dbg(DBG_PROC_ENTRY, "%s: ENTER", __func__);
2560 5350
2561 /* The device is gone, don't bother turning it off */ 5351 /* The device is gone, don't bother turning it off */
2562 priv->device_unplugged = 1; 5352 priv->device_unplugged = 1;
2563 5353
2564 if (priv->mac80211_registered) 5354 if (priv->netdev_registered)
2565 ieee80211_unregister_hw(priv->hw); 5355 unregister_netdev(priv->netdev);
2566 5356
2567 /* assuming we used keventd, it must quiesce too */ 5357 /* assuming we used keventd, it must quiesce too */
2568 flush_scheduled_work(); 5358 flush_scheduled_work();
@@ -2583,11 +5373,25 @@ static void at76_delete_device(struct at76_priv *priv)
2583 if (priv->rx_skb) 5373 if (priv->rx_skb)
2584 kfree_skb(priv->rx_skb); 5374 kfree_skb(priv->rx_skb);
2585 5375
5376 at76_free_bss_list(priv);
5377 del_timer_sync(&priv->bss_list_timer);
5378 cancel_delayed_work(&priv->dwork_get_scan);
5379 cancel_delayed_work(&priv->dwork_beacon);
5380 cancel_delayed_work(&priv->dwork_auth);
5381 cancel_delayed_work(&priv->dwork_assoc);
5382
5383 if (priv->mac_state == MAC_CONNECTED)
5384 at76_iwevent_bss_disconnect(priv->netdev);
5385
5386 for (i = 0; i < NR_RX_DATA_BUF; i++)
5387 if (priv->rx_data[i].skb) {
5388 dev_kfree_skb(priv->rx_data[i].skb);
5389 priv->rx_data[i].skb = NULL;
5390 }
2586 usb_put_dev(priv->udev); 5391 usb_put_dev(priv->udev);
2587 5392
2588 at76_dbg(DBG_PROC_ENTRY, "%s: before freeing priv/ieee80211_hw", 5393 at76_dbg(DBG_PROC_ENTRY, "%s: before freeing priv/netdev", __func__);
2589 __func__); 5394 free_netdev(priv->netdev); /* priv is in netdev */
2590 ieee80211_free_hw(priv->hw);
2591 5395
2592 at76_dbg(DBG_PROC_ENTRY, "%s: EXIT", __func__); 5396 at76_dbg(DBG_PROC_ENTRY, "%s: EXIT", __func__);
2593} 5397}
@@ -2621,8 +5425,8 @@ static int at76_probe(struct usb_interface *interface,
2621 we get 204 with 2.4.23, Fiberline FL-WL240u (505A+RFMD2958) ??? */ 5425 we get 204 with 2.4.23, Fiberline FL-WL240u (505A+RFMD2958) ??? */
2622 5426
2623 if (op_mode == OPMODE_HW_CONFIG_MODE) { 5427 if (op_mode == OPMODE_HW_CONFIG_MODE) {
2624 dev_err(&interface->dev, 5428 dev_printk(KERN_ERR, &interface->dev,
2625 "cannot handle a device in HW_CONFIG_MODE\n"); 5429 "cannot handle a device in HW_CONFIG_MODE\n");
2626 ret = -EBUSY; 5430 ret = -EBUSY;
2627 goto error; 5431 goto error;
2628 } 5432 }
@@ -2630,12 +5434,13 @@ static int at76_probe(struct usb_interface *interface,
2630 if (op_mode != OPMODE_NORMAL_NIC_WITH_FLASH 5434 if (op_mode != OPMODE_NORMAL_NIC_WITH_FLASH
2631 && op_mode != OPMODE_NORMAL_NIC_WITHOUT_FLASH) { 5435 && op_mode != OPMODE_NORMAL_NIC_WITHOUT_FLASH) {
2632 /* download internal firmware part */ 5436 /* download internal firmware part */
2633 dev_dbg(&interface->dev, "downloading internal firmware\n"); 5437 dev_printk(KERN_DEBUG, &interface->dev,
5438 "downloading internal firmware\n");
2634 ret = at76_load_internal_fw(udev, fwe); 5439 ret = at76_load_internal_fw(udev, fwe);
2635 if (ret < 0) { 5440 if (ret < 0) {
2636 dev_err(&interface->dev, 5441 dev_printk(KERN_ERR, &interface->dev,
2637 "error %d downloading internal firmware\n", 5442 "error %d downloading internal firmware\n",
2638 ret); 5443 ret);
2639 goto error; 5444 goto error;
2640 } 5445 }
2641 usb_put_dev(udev); 5446 usb_put_dev(udev);
@@ -2660,7 +5465,8 @@ static int at76_probe(struct usb_interface *interface,
2660 need_ext_fw = 1; 5465 need_ext_fw = 1;
2661 5466
2662 if (need_ext_fw) { 5467 if (need_ext_fw) {
2663 dev_dbg(&interface->dev, "downloading external firmware\n"); 5468 dev_printk(KERN_DEBUG, &interface->dev,
5469 "downloading external firmware\n");
2664 5470
2665 ret = at76_load_external_fw(udev, fwe); 5471 ret = at76_load_external_fw(udev, fwe);
2666 if (ret) 5472 if (ret)
@@ -2669,8 +5475,8 @@ static int at76_probe(struct usb_interface *interface,
2669 /* Re-check firmware version */ 5475 /* Re-check firmware version */
2670 ret = at76_get_mib(udev, MIB_FW_VERSION, &fwv, sizeof(fwv)); 5476 ret = at76_get_mib(udev, MIB_FW_VERSION, &fwv, sizeof(fwv));
2671 if (ret < 0) { 5477 if (ret < 0) {
2672 dev_err(&interface->dev, 5478 dev_printk(KERN_ERR, &interface->dev,
2673 "error %d getting firmware version\n", ret); 5479 "error %d getting firmware version\n", ret);
2674 goto error; 5480 goto error;
2675 } 5481 }
2676 } 5482 }
@@ -2681,6 +5487,7 @@ static int at76_probe(struct usb_interface *interface,
2681 goto error; 5487 goto error;
2682 } 5488 }
2683 5489
5490 SET_NETDEV_DEV(priv->netdev, &interface->dev);
2684 usb_set_intfdata(interface, priv); 5491 usb_set_intfdata(interface, priv);
2685 5492
2686 memcpy(&priv->fw_version, &fwv, sizeof(struct mib_fw_version)); 5493 memcpy(&priv->fw_version, &fwv, sizeof(struct mib_fw_version));
@@ -2708,7 +5515,7 @@ static void at76_disconnect(struct usb_interface *interface)
2708 if (!priv) 5515 if (!priv)
2709 return; 5516 return;
2710 5517
2711 printk(KERN_INFO "%s: disconnecting\n", wiphy_name(priv->hw->wiphy)); 5518 printk(KERN_INFO "%s: disconnecting\n", priv->netdev->name);
2712 at76_delete_device(priv); 5519 at76_delete_device(priv);
2713 dev_printk(KERN_INFO, &interface->dev, "disconnected\n"); 5520 dev_printk(KERN_INFO, &interface->dev, "disconnected\n");
2714} 5521}
@@ -2764,8 +5571,5 @@ MODULE_AUTHOR("Alex <alex@foogod.com>");
2764MODULE_AUTHOR("Nick Jones"); 5571MODULE_AUTHOR("Nick Jones");
2765MODULE_AUTHOR("Balint Seeber <n0_5p4m_p13453@hotmail.com>"); 5572MODULE_AUTHOR("Balint Seeber <n0_5p4m_p13453@hotmail.com>");
2766MODULE_AUTHOR("Pavel Roskin <proski@gnu.org>"); 5573MODULE_AUTHOR("Pavel Roskin <proski@gnu.org>");
2767MODULE_AUTHOR("Guido Guenther <agx@sigxcpu.org>");
2768MODULE_AUTHOR("Kalle Valo <kalle.valo@iki.fi>");
2769MODULE_AUTHOR("Milan Plzik <milan.plzik@gmail.com>");
2770MODULE_DESCRIPTION(DRIVER_DESC); 5574MODULE_DESCRIPTION(DRIVER_DESC);
2771MODULE_LICENSE("GPL"); 5575MODULE_LICENSE("GPL");
diff --git a/drivers/staging/at76_usb/at76_usb.h b/drivers/staging/at76_usb/at76_usb.h
index 8bb352f16d45..b20be9da1fa1 100644
--- a/drivers/staging/at76_usb/at76_usb.h
+++ b/drivers/staging/at76_usb/at76_usb.h
@@ -34,6 +34,23 @@ enum board_type {
34 BOARD_505AMX = 8 34 BOARD_505AMX = 8
35}; 35};
36 36
37/* our private ioctl's */
38/* preamble length (0 - long, 1 - short, 2 - auto) */
39#define AT76_SET_SHORT_PREAMBLE (SIOCIWFIRSTPRIV + 0)
40#define AT76_GET_SHORT_PREAMBLE (SIOCIWFIRSTPRIV + 1)
41/* which debug channels are enabled */
42#define AT76_SET_DEBUG (SIOCIWFIRSTPRIV + 2)
43#define AT76_GET_DEBUG (SIOCIWFIRSTPRIV + 3)
44/* power save mode (incl. the Atmel proprietary smart save mode) */
45#define AT76_SET_POWERSAVE_MODE (SIOCIWFIRSTPRIV + 4)
46#define AT76_GET_POWERSAVE_MODE (SIOCIWFIRSTPRIV + 5)
47/* min and max channel times for scan */
48#define AT76_SET_SCAN_TIMES (SIOCIWFIRSTPRIV + 6)
49#define AT76_GET_SCAN_TIMES (SIOCIWFIRSTPRIV + 7)
50/* scan mode (0 - active, 1 - passive) */
51#define AT76_SET_SCAN_MODE (SIOCIWFIRSTPRIV + 8)
52#define AT76_GET_SCAN_MODE (SIOCIWFIRSTPRIV + 9)
53
37#define CMD_STATUS_IDLE 0x00 54#define CMD_STATUS_IDLE 0x00
38#define CMD_STATUS_COMPLETE 0x01 55#define CMD_STATUS_COMPLETE 0x01
39#define CMD_STATUS_UNKNOWN 0x02 56#define CMD_STATUS_UNKNOWN 0x02
@@ -65,7 +82,6 @@ enum board_type {
65#define MIB_MAC 0x03 82#define MIB_MAC 0x03
66#define MIB_MAC_MGMT 0x05 83#define MIB_MAC_MGMT 0x05
67#define MIB_MAC_WEP 0x06 84#define MIB_MAC_WEP 0x06
68#define MIB_MAC_ENCRYPTION 0x06
69#define MIB_PHY 0x07 85#define MIB_PHY 0x07
70#define MIB_FW_VERSION 0x08 86#define MIB_FW_VERSION 0x08
71#define MIB_MDOMAIN 0x09 87#define MIB_MDOMAIN 0x09
@@ -90,26 +106,6 @@ enum board_type {
90#define AT76_PM_ON 2 106#define AT76_PM_ON 2
91#define AT76_PM_SMART 3 107#define AT76_PM_SMART 3
92 108
93/* cipher values for encryption keys */
94#define CIPHER_NONE 0 /* this value is only guessed */
95#define CIPHER_WEP64 1
96#define CIPHER_TKIP 2
97#define CIPHER_CCMP 3
98#define CIPHER_CCX 4 /* for consistency sake only */
99#define CIPHER_WEP128 5
100
101/* bit flags key types for encryption keys */
102#define KEY_PAIRWISE 2
103#define KEY_TX 4
104
105#define CIPHER_KEYS (4)
106#define CIPHER_KEY_LEN (40)
107
108struct key_config {
109 u8 cipher;
110 u8 keylen;
111};
112
113struct hwcfg_r505 { 109struct hwcfg_r505 {
114 u8 cr39_values[14]; 110 u8 cr39_values[14];
115 u8 reserved1[14]; 111 u8 reserved1[14];
@@ -151,9 +147,6 @@ union at76_hwcfg {
151 147
152#define WEP_SMALL_KEY_LEN (40 / 8) 148#define WEP_SMALL_KEY_LEN (40 / 8)
153#define WEP_LARGE_KEY_LEN (104 / 8) 149#define WEP_LARGE_KEY_LEN (104 / 8)
154#define WEP_KEYS (4)
155
156
157 150
158struct at76_card_config { 151struct at76_card_config {
159 u8 exclude_unencrypted; 152 u8 exclude_unencrypted;
@@ -168,7 +161,7 @@ struct at76_card_config {
168 u8 privacy_invoked; 161 u8 privacy_invoked;
169 u8 wep_default_key_id; /* 0..3 */ 162 u8 wep_default_key_id; /* 0..3 */
170 u8 current_ssid[32]; 163 u8 current_ssid[32];
171 u8 wep_default_key_value[4][WEP_LARGE_KEY_LEN]; 164 u8 wep_default_key_value[4][WEP_KEY_LEN];
172 u8 ssid_len; 165 u8 ssid_len;
173 u8 short_preamble; 166 u8 short_preamble;
174 __le16 beacon_period; 167 __le16 beacon_period;
@@ -193,7 +186,7 @@ struct at76_rx_buffer {
193 u8 link_quality; 186 u8 link_quality;
194 u8 noise_level; 187 u8 noise_level;
195 __le32 rx_time; 188 __le32 rx_time;
196 u8 packet[IEEE80211_MAX_FRAG_THRESHOLD]; 189 u8 packet[IEEE80211_FRAME_LEN + IEEE80211_FCS_LEN];
197} __attribute__((packed)); 190} __attribute__((packed));
198 191
199/* Length of Atmel-specific Tx header before 802.11 frame */ 192/* Length of Atmel-specific Tx header before 802.11 frame */
@@ -203,11 +196,8 @@ struct at76_tx_buffer {
203 __le16 wlength; 196 __le16 wlength;
204 u8 tx_rate; 197 u8 tx_rate;
205 u8 padding; 198 u8 padding;
206 u8 key_id; 199 u8 reserved[4];
207 u8 cipher_type; 200 u8 packet[IEEE80211_FRAME_LEN + IEEE80211_FCS_LEN];
208 u8 cipher_length;
209 u8 reserved;
210 u8 packet[IEEE80211_MAX_FRAG_THRESHOLD];
211} __attribute__((packed)); 201} __attribute__((packed));
212 202
213/* defines for scan_type below */ 203/* defines for scan_type below */
@@ -254,7 +244,6 @@ struct set_mib_buffer {
254 u8 byte; 244 u8 byte;
255 __le16 word; 245 __le16 word;
256 u8 addr[ETH_ALEN]; 246 u8 addr[ETH_ALEN];
257 u8 data[256]; /* we need more space for mib_mac_encryption */
258 } data; 247 } data;
259} __attribute__((packed)); 248} __attribute__((packed));
260 249
@@ -328,24 +317,10 @@ struct mib_mac_wep {
328 u8 exclude_unencrypted; 317 u8 exclude_unencrypted;
329 __le32 wep_icv_error_count; 318 __le32 wep_icv_error_count;
330 __le32 wep_excluded_count; 319 __le32 wep_excluded_count;
331 u8 wep_default_keyvalue[WEP_KEYS][WEP_LARGE_KEY_LEN]; 320 u8 wep_default_keyvalue[WEP_KEYS][WEP_KEY_LEN];
332 u8 encryption_level; /* 1 for 40bit, 2 for 104bit encryption */ 321 u8 encryption_level; /* 1 for 40bit, 2 for 104bit encryption */
333} __attribute__((packed)); 322} __attribute__((packed));
334 323
335struct mib_mac_encryption {
336 u8 cipher_default_keyvalue[CIPHER_KEYS][CIPHER_KEY_LEN];
337 u8 tkip_bssid[6];
338 u8 privacy_invoked;
339 u8 cipher_default_key_id;
340 u8 cipher_default_group_key_id;
341 u8 exclude_unencrypted;
342 u8 wep_encryption_type;
343 u8 ckip_key_permutation; /* bool */
344 __le32 wep_icv_error_count;
345 __le32 wep_excluded_count;
346 u8 key_rsc[CIPHER_KEYS][8];
347} __attribute__((packed));
348
349struct mib_phy { 324struct mib_phy {
350 __le32 ed_threshold; 325 __le32 ed_threshold;
351 326
@@ -389,6 +364,16 @@ struct at76_fw_header {
389 __le32 ext_fw_len; /* external firmware image length */ 364 __le32 ext_fw_len; /* external firmware image length */
390} __attribute__((packed)); 365} __attribute__((packed));
391 366
367enum mac_state {
368 MAC_INIT,
369 MAC_SCANNING,
370 MAC_AUTH,
371 MAC_ASSOC,
372 MAC_JOINING,
373 MAC_CONNECTED,
374 MAC_OWN_IBSS
375};
376
392/* a description of a regulatory domain and the allowed channels */ 377/* a description of a regulatory domain and the allowed channels */
393struct reg_domain { 378struct reg_domain {
394 u16 code; 379 u16 code;
@@ -396,6 +381,47 @@ struct reg_domain {
396 u32 channel_map; /* if bit N is set, channel (N+1) is allowed */ 381 u32 channel_map; /* if bit N is set, channel (N+1) is allowed */
397}; 382};
398 383
384/* how long do we keep a (I)BSS in the bss_list in jiffies
385 this should be long enough for the user to retrieve the table
386 (by iwlist ?) after the device started, because all entries from
387 other channels than the one the device locks on get removed, too */
388#define BSS_LIST_TIMEOUT (120 * HZ)
389/* struct to store BSS info found during scan */
390#define BSS_LIST_MAX_RATE_LEN 32 /* 32 rates should be enough ... */
391
392struct bss_info {
393 struct list_head list;
394
395 u8 bssid[ETH_ALEN]; /* bssid */
396 u8 ssid[IW_ESSID_MAX_SIZE]; /* essid */
397 u8 ssid_len; /* length of ssid above */
398 u8 channel;
399 u16 capa; /* BSS capabilities */
400 u16 beacon_interval; /* beacon interval, Kus (1024 microseconds) */
401 u8 rates[BSS_LIST_MAX_RATE_LEN]; /* supported rates in units of
402 500 kbps, ORed with 0x80 for
403 basic rates */
404 u8 rates_len;
405
406 /* quality of received beacon */
407 u8 rssi;
408 u8 link_qual;
409 u8 noise_level;
410
411 unsigned long last_rx; /* time (jiffies) of last beacon received */
412};
413
414/* a rx data buffer to collect rx fragments */
415struct rx_data_buf {
416 u8 sender[ETH_ALEN]; /* sender address */
417 u16 seqnr; /* sequence number */
418 u16 fragnr; /* last fragment received */
419 unsigned long last_rx; /* jiffies of last rx */
420 struct sk_buff *skb; /* == NULL if entry is free */
421};
422
423#define NR_RX_DATA_BUF 8
424
399/* Data for one loaded firmware file */ 425/* Data for one loaded firmware file */
400struct fwentry { 426struct fwentry {
401 const char *const fwname; 427 const char *const fwname;
@@ -412,9 +438,11 @@ struct fwentry {
412 438
413struct at76_priv { 439struct at76_priv {
414 struct usb_device *udev; /* USB device pointer */ 440 struct usb_device *udev; /* USB device pointer */
441 struct net_device *netdev; /* net device pointer */
442 struct net_device_stats stats; /* net device stats */
443 struct iw_statistics wstats; /* wireless stats */
415 444
416 struct sk_buff *rx_skb; /* skbuff for receiving data */ 445 struct sk_buff *rx_skb; /* skbuff for receiving data */
417 struct sk_buff *tx_skb; /* skbuff for transmitting data */
418 void *bulk_out_buffer; /* buffer for sending data */ 446 void *bulk_out_buffer; /* buffer for sending data */
419 447
420 struct urb *tx_urb; /* URB for sending data */ 448 struct urb *tx_urb; /* URB for sending data */
@@ -426,17 +454,26 @@ struct at76_priv {
426 struct mutex mtx; /* locks this structure */ 454 struct mutex mtx; /* locks this structure */
427 455
428 /* work queues */ 456 /* work queues */
457 struct work_struct work_assoc_done;
458 struct work_struct work_join;
459 struct work_struct work_new_bss;
460 struct work_struct work_start_scan;
429 struct work_struct work_set_promisc; 461 struct work_struct work_set_promisc;
430 struct work_struct work_submit_rx; 462 struct work_struct work_submit_rx;
431 struct delayed_work dwork_hw_scan; 463 struct delayed_work dwork_restart;
464 struct delayed_work dwork_get_scan;
465 struct delayed_work dwork_beacon;
466 struct delayed_work dwork_auth;
467 struct delayed_work dwork_assoc;
432 468
433 struct tasklet_struct rx_tasklet; 469 struct tasklet_struct rx_tasklet;
434 470
435 /* the WEP stuff */ 471 /* the WEP stuff */
436 int wep_enabled; /* 1 if WEP is enabled */ 472 int wep_enabled; /* 1 if WEP is enabled */
437 int wep_key_id; /* key id to be used */ 473 int wep_key_id; /* key id to be used */
438 u8 wep_keys[WEP_KEYS][WEP_LARGE_KEY_LEN]; /* WEP keys */ 474 u8 wep_keys[WEP_KEYS][WEP_KEY_LEN]; /* the four WEP keys,
439 u8 wep_keys_len[WEP_KEYS]; /* length of WEP keys */ 475 5 or 13 bytes are used */
476 u8 wep_keys_len[WEP_KEYS]; /* the length of the above keys */
440 477
441 int channel; 478 int channel;
442 int iw_mode; 479 int iw_mode;
@@ -458,13 +495,44 @@ struct at76_priv {
458 int scan_mode; /* SCAN_TYPE_ACTIVE, SCAN_TYPE_PASSIVE */ 495 int scan_mode; /* SCAN_TYPE_ACTIVE, SCAN_TYPE_PASSIVE */
459 int scan_need_any; /* if set, need to scan for any ESSID */ 496 int scan_need_any; /* if set, need to scan for any ESSID */
460 497
498 /* the list we got from scanning */
499 spinlock_t bss_list_spinlock; /* protects bss_list operations */
500 struct list_head bss_list; /* list of BSS we got beacons from */
501 struct timer_list bss_list_timer; /* timer to purge old entries
502 from bss_list */
503 struct bss_info *curr_bss; /* current BSS */
461 u16 assoc_id; /* current association ID, if associated */ 504 u16 assoc_id; /* current association ID, if associated */
462 505
506 u8 wanted_bssid[ETH_ALEN];
507 int wanted_bssid_valid; /* != 0 if wanted_bssid is to be used */
508
509 /* some data for infrastructure mode only */
510 spinlock_t mgmt_spinlock; /* this spinlock protects access to
511 next_mgmt_bulk */
512
513 struct at76_tx_buffer *next_mgmt_bulk; /* pending management msg to
514 send via bulk out */
515 enum mac_state mac_state;
516 enum {
517 SCAN_IDLE,
518 SCAN_IN_PROGRESS,
519 SCAN_COMPLETED
520 } scan_state;
521 time_t last_scan;
522
523 int retries; /* remaining retries in case of timeout when
524 * sending AuthReq or AssocReq */
463 u8 pm_mode; /* power management mode */ 525 u8 pm_mode; /* power management mode */
464 u32 pm_period; /* power management period in microseconds */ 526 u32 pm_period; /* power management period in microseconds */
465 527
466 struct reg_domain const *domain; /* reg domain description */ 528 struct reg_domain const *domain; /* reg domain description */
467 529
530 /* iwspy support */
531 spinlock_t spy_spinlock;
532 struct iw_spy_data spy_data;
533
534 struct iw_public_data wireless_data;
535
468 /* These fields contain HW config provided by the device (not all of 536 /* These fields contain HW config provided by the device (not all of
469 * these fields are used by all board types) */ 537 * these fields are used by all board types) */
470 u8 mac_addr[ETH_ALEN]; 538 u8 mac_addr[ETH_ALEN];
@@ -472,6 +540,9 @@ struct at76_priv {
472 540
473 struct at76_card_config card_config; 541 struct at76_card_config card_config;
474 542
543 /* store rx fragments until complete */
544 struct rx_data_buf rx_data[NR_RX_DATA_BUF];
545
475 enum board_type board_type; 546 enum board_type board_type;
476 struct mib_fw_version fw_version; 547 struct mib_fw_version fw_version;
477 548
@@ -479,20 +550,58 @@ struct at76_priv {
479 unsigned int netdev_registered:1; 550 unsigned int netdev_registered:1;
480 struct set_mib_buffer mib_buf; /* global buffer for set_mib calls */ 551 struct set_mib_buffer mib_buf; /* global buffer for set_mib calls */
481 552
553 /* beacon counting */
482 int beacon_period; /* period of mgmt beacons, Kus */ 554 int beacon_period; /* period of mgmt beacons, Kus */
555 int beacons_received;
556 unsigned long beacons_last_qual; /* time we restarted counting
557 beacons */
558};
483 559
484 struct ieee80211_hw *hw; 560struct at76_rx_radiotap {
485 int mac80211_registered; 561 struct ieee80211_radiotap_header rt_hdr;
486 562 __le64 rt_tsft;
487 struct key_config keys[4]; /* installed key types */ 563 u8 rt_flags;
488 u8 default_pairwise_key; 564 u8 rt_rate;
489 u8 default_group_key; 565 s8 rt_signal;
566 s8 rt_noise;
490}; 567};
491 568
492#define AT76_SUPPORTED_FILTERS FIF_PROMISC_IN_BSS 569#define AT76_RX_RADIOTAP_PRESENT \
570 ((1 << IEEE80211_RADIOTAP_TSFT) | \
571 (1 << IEEE80211_RADIOTAP_FLAGS) | \
572 (1 << IEEE80211_RADIOTAP_RATE) | \
573 (1 << IEEE80211_RADIOTAP_DB_ANTSIGNAL) | \
574 (1 << IEEE80211_RADIOTAP_DB_ANTNOISE))
575
576#define BEACON_MAX_DATA_LENGTH 1500
577
578/* the maximum size of an AssocReq packet */
579#define ASSOCREQ_MAX_SIZE \
580 (AT76_TX_HDRLEN + sizeof(struct ieee80211_assoc_request) + \
581 1 + 1 + IW_ESSID_MAX_SIZE + 1 + 1 + 4)
582
583/* for shared secret auth, add the challenge text size */
584#define AUTH_FRAME_SIZE (AT76_TX_HDRLEN + sizeof(struct ieee80211_auth))
585
586/* Maximal number of AuthReq retries */
587#define AUTH_RETRIES 3
493 588
589/* Maximal number of AssocReq retries */
590#define ASSOC_RETRIES 3
591
592/* Beacon timeout in managed mode when we are connected */
593#define BEACON_TIMEOUT (10 * HZ)
594
595/* Timeout for authentication response */
596#define AUTH_TIMEOUT (1 * HZ)
597
598/* Timeout for association response */
599#define ASSOC_TIMEOUT (1 * HZ)
600
601/* Polling interval when scan is running */
494#define SCAN_POLL_INTERVAL (HZ / 4) 602#define SCAN_POLL_INTERVAL (HZ / 4)
495 603
604/* Command completion timeout */
496#define CMD_COMPLETION_TIMEOUT (5 * HZ) 605#define CMD_COMPLETION_TIMEOUT (5 * HZ)
497 606
498#define DEF_RTS_THRESHOLD 1536 607#define DEF_RTS_THRESHOLD 1536
@@ -502,6 +611,8 @@ struct at76_priv {
502#define DEF_SCAN_MIN_TIME 10 611#define DEF_SCAN_MIN_TIME 10
503#define DEF_SCAN_MAX_TIME 120 612#define DEF_SCAN_MAX_TIME 120
504 613
614#define MAX_RTS_THRESHOLD (MAX_FRAG_THRESHOLD + 1)
615
505/* the max padding size for tx in bytes (see calc_padding) */ 616/* the max padding size for tx in bytes (see calc_padding) */
506#define MAX_PADDING_SIZE 53 617#define MAX_PADDING_SIZE 53
507 618
diff --git a/drivers/staging/panel/panel.c b/drivers/staging/panel/panel.c
index 5ffe269c2382..ab69c1bf36a8 100644
--- a/drivers/staging/panel/panel.c
+++ b/drivers/staging/panel/panel.c
@@ -622,7 +622,7 @@ static int set_ctrl_bits(void)
622} 622}
623 623
624/* sets ctrl & data port bits according to current signals values */ 624/* sets ctrl & data port bits according to current signals values */
625static void set_bits(void) 625static void panel_set_bits(void)
626{ 626{
627 set_data_bits(); 627 set_data_bits();
628 set_ctrl_bits(); 628 set_ctrl_bits();
@@ -707,12 +707,12 @@ static void lcd_send_serial(int byte)
707 */ 707 */
708 for (bit = 0; bit < 8; bit++) { 708 for (bit = 0; bit < 8; bit++) {
709 bits.cl = BIT_CLR; /* CLK low */ 709 bits.cl = BIT_CLR; /* CLK low */
710 set_bits(); 710 panel_set_bits();
711 bits.da = byte & 1; 711 bits.da = byte & 1;
712 set_bits(); 712 panel_set_bits();
713 udelay(2); /* maintain the data during 2 us before CLK up */ 713 udelay(2); /* maintain the data during 2 us before CLK up */
714 bits.cl = BIT_SET; /* CLK high */ 714 bits.cl = BIT_SET; /* CLK high */
715 set_bits(); 715 panel_set_bits();
716 udelay(1); /* maintain the strobe during 1 us */ 716 udelay(1); /* maintain the strobe during 1 us */
717 byte >>= 1; 717 byte >>= 1;
718 } 718 }
@@ -727,7 +727,7 @@ static void lcd_backlight(int on)
727 /* The backlight is activated by seting the AUTOFEED line to +5V */ 727 /* The backlight is activated by seting the AUTOFEED line to +5V */
728 spin_lock(&pprt_lock); 728 spin_lock(&pprt_lock);
729 bits.bl = on; 729 bits.bl = on;
730 set_bits(); 730 panel_set_bits();
731 spin_unlock(&pprt_lock); 731 spin_unlock(&pprt_lock);
732} 732}
733 733
diff --git a/drivers/usb/Makefile b/drivers/usb/Makefile
index 8bcde8cde554..b2ceb4aff233 100644
--- a/drivers/usb/Makefile
+++ b/drivers/usb/Makefile
@@ -11,6 +11,7 @@ obj-$(CONFIG_USB_MON) += mon/
11obj-$(CONFIG_PCI) += host/ 11obj-$(CONFIG_PCI) += host/
12obj-$(CONFIG_USB_EHCI_HCD) += host/ 12obj-$(CONFIG_USB_EHCI_HCD) += host/
13obj-$(CONFIG_USB_ISP116X_HCD) += host/ 13obj-$(CONFIG_USB_ISP116X_HCD) += host/
14obj-$(CONFIG_USB_ISP1760_HCD) += host/
14obj-$(CONFIG_USB_OHCI_HCD) += host/ 15obj-$(CONFIG_USB_OHCI_HCD) += host/
15obj-$(CONFIG_USB_UHCI_HCD) += host/ 16obj-$(CONFIG_USB_UHCI_HCD) += host/
16obj-$(CONFIG_USB_FHCI_HCD) += host/ 17obj-$(CONFIG_USB_FHCI_HCD) += host/
diff --git a/drivers/usb/class/cdc-acm.c b/drivers/usb/class/cdc-acm.c
index 97ba4a985edc..326dd7f65ee9 100644
--- a/drivers/usb/class/cdc-acm.c
+++ b/drivers/usb/class/cdc-acm.c
@@ -1349,9 +1349,6 @@ static struct usb_device_id acm_ids[] = {
1349 { USB_DEVICE(0x0e8d, 0x0003), /* FIREFLY, MediaTek Inc; andrey.arapov@gmail.com */ 1349 { USB_DEVICE(0x0e8d, 0x0003), /* FIREFLY, MediaTek Inc; andrey.arapov@gmail.com */
1350 .driver_info = NO_UNION_NORMAL, /* has no union descriptor */ 1350 .driver_info = NO_UNION_NORMAL, /* has no union descriptor */
1351 }, 1351 },
1352 { USB_DEVICE(0x0e8d, 0x3329), /* i-blue 747, Qstarz BT-Q1000, Holux M-241 */
1353 .driver_info = NO_UNION_NORMAL, /* has no union descriptor */
1354 },
1355 { USB_DEVICE(0x0e8d, 0x3329), /* MediaTek Inc GPS */ 1352 { USB_DEVICE(0x0e8d, 0x3329), /* MediaTek Inc GPS */
1356 .driver_info = NO_UNION_NORMAL, /* has no union descriptor */ 1353 .driver_info = NO_UNION_NORMAL, /* has no union descriptor */
1357 }, 1354 },
diff --git a/drivers/usb/gadget/fsl_qe_udc.c b/drivers/usb/gadget/fsl_qe_udc.c
index d6c5bcd40064..d701bf4698d2 100644
--- a/drivers/usb/gadget/fsl_qe_udc.c
+++ b/drivers/usb/gadget/fsl_qe_udc.c
@@ -1622,6 +1622,8 @@ static int qe_ep_disable(struct usb_ep *_ep)
1622 nuke(ep, -ESHUTDOWN); 1622 nuke(ep, -ESHUTDOWN);
1623 ep->desc = NULL; 1623 ep->desc = NULL;
1624 ep->stopped = 1; 1624 ep->stopped = 1;
1625 ep->tx_req = NULL;
1626 qe_ep_reset(udc, ep->epnum);
1625 spin_unlock_irqrestore(&udc->lock, flags); 1627 spin_unlock_irqrestore(&udc->lock, flags);
1626 1628
1627 cpm_muram_free(cpm_muram_offset(ep->rxbase)); 1629 cpm_muram_free(cpm_muram_offset(ep->rxbase));
@@ -1681,14 +1683,11 @@ static void qe_free_request(struct usb_ep *_ep, struct usb_request *_req)
1681 kfree(req); 1683 kfree(req);
1682} 1684}
1683 1685
1684/* queues (submits) an I/O request to an endpoint */ 1686static int __qe_ep_queue(struct usb_ep *_ep, struct usb_request *_req)
1685static int qe_ep_queue(struct usb_ep *_ep, struct usb_request *_req,
1686 gfp_t gfp_flags)
1687{ 1687{
1688 struct qe_ep *ep = container_of(_ep, struct qe_ep, ep); 1688 struct qe_ep *ep = container_of(_ep, struct qe_ep, ep);
1689 struct qe_req *req = container_of(_req, struct qe_req, req); 1689 struct qe_req *req = container_of(_req, struct qe_req, req);
1690 struct qe_udc *udc; 1690 struct qe_udc *udc;
1691 unsigned long flags;
1692 int reval; 1691 int reval;
1693 1692
1694 udc = ep->udc; 1693 udc = ep->udc;
@@ -1732,7 +1731,7 @@ static int qe_ep_queue(struct usb_ep *_ep, struct usb_request *_req,
1732 list_add_tail(&req->queue, &ep->queue); 1731 list_add_tail(&req->queue, &ep->queue);
1733 dev_vdbg(udc->dev, "gadget have request in %s! %d\n", 1732 dev_vdbg(udc->dev, "gadget have request in %s! %d\n",
1734 ep->name, req->req.length); 1733 ep->name, req->req.length);
1735 spin_lock_irqsave(&udc->lock, flags); 1734
1736 /* push the request to device */ 1735 /* push the request to device */
1737 if (ep_is_in(ep)) 1736 if (ep_is_in(ep))
1738 reval = ep_req_send(ep, req); 1737 reval = ep_req_send(ep, req);
@@ -1748,11 +1747,24 @@ static int qe_ep_queue(struct usb_ep *_ep, struct usb_request *_req,
1748 if (ep->dir == USB_DIR_OUT) 1747 if (ep->dir == USB_DIR_OUT)
1749 reval = ep_req_receive(ep, req); 1748 reval = ep_req_receive(ep, req);
1750 1749
1751 spin_unlock_irqrestore(&udc->lock, flags);
1752
1753 return 0; 1750 return 0;
1754} 1751}
1755 1752
1753/* queues (submits) an I/O request to an endpoint */
1754static int qe_ep_queue(struct usb_ep *_ep, struct usb_request *_req,
1755 gfp_t gfp_flags)
1756{
1757 struct qe_ep *ep = container_of(_ep, struct qe_ep, ep);
1758 struct qe_udc *udc = ep->udc;
1759 unsigned long flags;
1760 int ret;
1761
1762 spin_lock_irqsave(&udc->lock, flags);
1763 ret = __qe_ep_queue(_ep, _req);
1764 spin_unlock_irqrestore(&udc->lock, flags);
1765 return ret;
1766}
1767
1756/* dequeues (cancels, unlinks) an I/O request from an endpoint */ 1768/* dequeues (cancels, unlinks) an I/O request from an endpoint */
1757static int qe_ep_dequeue(struct usb_ep *_ep, struct usb_request *_req) 1769static int qe_ep_dequeue(struct usb_ep *_ep, struct usb_request *_req)
1758{ 1770{
@@ -2008,7 +2020,7 @@ static void ch9getstatus(struct qe_udc *udc, u8 request_type, u16 value,
2008 udc->ep0_dir = USB_DIR_IN; 2020 udc->ep0_dir = USB_DIR_IN;
2009 2021
2010 /* data phase */ 2022 /* data phase */
2011 status = qe_ep_queue(&ep->ep, &req->req, GFP_ATOMIC); 2023 status = __qe_ep_queue(&ep->ep, &req->req);
2012 2024
2013 if (status == 0) 2025 if (status == 0)
2014 return; 2026 return;
@@ -2151,6 +2163,9 @@ static int reset_irq(struct qe_udc *udc)
2151{ 2163{
2152 unsigned char i; 2164 unsigned char i;
2153 2165
2166 if (udc->usb_state == USB_STATE_DEFAULT)
2167 return 0;
2168
2154 qe_usb_disable(); 2169 qe_usb_disable();
2155 out_8(&udc->usb_regs->usb_usadr, 0); 2170 out_8(&udc->usb_regs->usb_usadr, 0);
2156 2171
@@ -2442,8 +2457,12 @@ static int __devinit qe_udc_reg_init(struct qe_udc *udc)
2442 struct usb_ctlr __iomem *qe_usbregs; 2457 struct usb_ctlr __iomem *qe_usbregs;
2443 qe_usbregs = udc->usb_regs; 2458 qe_usbregs = udc->usb_regs;
2444 2459
2445 /* Init the usb register */ 2460 /* Spec says that we must enable the USB controller to change mode. */
2446 out_8(&qe_usbregs->usb_usmod, 0x01); 2461 out_8(&qe_usbregs->usb_usmod, 0x01);
2462 /* Mode changed, now disable it, since muram isn't initialized yet. */
2463 out_8(&qe_usbregs->usb_usmod, 0x00);
2464
2465 /* Initialize the rest. */
2447 out_be16(&qe_usbregs->usb_usbmr, 0); 2466 out_be16(&qe_usbregs->usb_usbmr, 0);
2448 out_8(&qe_usbregs->usb_uscom, 0); 2467 out_8(&qe_usbregs->usb_uscom, 0);
2449 out_be16(&qe_usbregs->usb_usber, USBER_ALL_CLEAR); 2468 out_be16(&qe_usbregs->usb_usber, USBER_ALL_CLEAR);
@@ -2604,6 +2623,10 @@ static int __devinit qe_udc_probe(struct of_device *ofdev,
2604 (unsigned long)udc_controller); 2623 (unsigned long)udc_controller);
2605 /* request irq and disable DR */ 2624 /* request irq and disable DR */
2606 udc_controller->usb_irq = irq_of_parse_and_map(np, 0); 2625 udc_controller->usb_irq = irq_of_parse_and_map(np, 0);
2626 if (!udc_controller->usb_irq) {
2627 ret = -EINVAL;
2628 goto err_noirq;
2629 }
2607 2630
2608 ret = request_irq(udc_controller->usb_irq, qe_udc_irq, 0, 2631 ret = request_irq(udc_controller->usb_irq, qe_udc_irq, 0,
2609 driver_name, udc_controller); 2632 driver_name, udc_controller);
@@ -2625,6 +2648,8 @@ static int __devinit qe_udc_probe(struct of_device *ofdev,
2625err6: 2648err6:
2626 free_irq(udc_controller->usb_irq, udc_controller); 2649 free_irq(udc_controller->usb_irq, udc_controller);
2627err5: 2650err5:
2651 irq_dispose_mapping(udc_controller->usb_irq);
2652err_noirq:
2628 if (udc_controller->nullmap) { 2653 if (udc_controller->nullmap) {
2629 dma_unmap_single(udc_controller->gadget.dev.parent, 2654 dma_unmap_single(udc_controller->gadget.dev.parent,
2630 udc_controller->nullp, 256, 2655 udc_controller->nullp, 256,
@@ -2648,7 +2673,7 @@ err2:
2648 iounmap(udc_controller->usb_regs); 2673 iounmap(udc_controller->usb_regs);
2649err1: 2674err1:
2650 kfree(udc_controller); 2675 kfree(udc_controller);
2651 2676 udc_controller = NULL;
2652 return ret; 2677 return ret;
2653} 2678}
2654 2679
@@ -2710,6 +2735,7 @@ static int __devexit qe_udc_remove(struct of_device *ofdev)
2710 kfree(ep->txframe); 2735 kfree(ep->txframe);
2711 2736
2712 free_irq(udc_controller->usb_irq, udc_controller); 2737 free_irq(udc_controller->usb_irq, udc_controller);
2738 irq_dispose_mapping(udc_controller->usb_irq);
2713 2739
2714 tasklet_kill(&udc_controller->rx_tasklet); 2740 tasklet_kill(&udc_controller->rx_tasklet);
2715 2741
diff --git a/drivers/usb/serial/aircable.c b/drivers/usb/serial/aircable.c
index 537f953bd7f8..6d106e74265e 100644
--- a/drivers/usb/serial/aircable.c
+++ b/drivers/usb/serial/aircable.c
@@ -621,9 +621,9 @@ static int __init aircable_init(void)
621 goto failed_usb_register; 621 goto failed_usb_register;
622 return 0; 622 return 0;
623 623
624failed_serial_register:
625 usb_serial_deregister(&aircable_device);
626failed_usb_register: 624failed_usb_register:
625 usb_serial_deregister(&aircable_device);
626failed_serial_register:
627 return retval; 627 return retval;
628} 628}
629 629
diff --git a/drivers/usb/serial/ftdi_sio.c b/drivers/usb/serial/ftdi_sio.c
index 75597337583e..f92f4d773374 100644
--- a/drivers/usb/serial/ftdi_sio.c
+++ b/drivers/usb/serial/ftdi_sio.c
@@ -662,6 +662,7 @@ static struct usb_device_id id_table_combined [] = {
662 { USB_DEVICE(FTDI_VID, FTDI_DOMINTELL_DUSB_PID) }, 662 { USB_DEVICE(FTDI_VID, FTDI_DOMINTELL_DUSB_PID) },
663 { USB_DEVICE(ALTI2_VID, ALTI2_N3_PID) }, 663 { USB_DEVICE(ALTI2_VID, ALTI2_N3_PID) },
664 { USB_DEVICE(FTDI_VID, DIEBOLD_BCS_SE923_PID) }, 664 { USB_DEVICE(FTDI_VID, DIEBOLD_BCS_SE923_PID) },
665 { USB_DEVICE(FTDI_VID, FTDI_NDI_HUC_PID) },
665 { }, /* Optional parameter entry */ 666 { }, /* Optional parameter entry */
666 { } /* Terminating entry */ 667 { } /* Terminating entry */
667}; 668};
@@ -1064,8 +1065,10 @@ static int set_serial_info(struct tty_struct *tty,
1064 1065
1065 if (!capable(CAP_SYS_ADMIN)) { 1066 if (!capable(CAP_SYS_ADMIN)) {
1066 if (((new_serial.flags & ~ASYNC_USR_MASK) != 1067 if (((new_serial.flags & ~ASYNC_USR_MASK) !=
1067 (priv->flags & ~ASYNC_USR_MASK))) 1068 (priv->flags & ~ASYNC_USR_MASK))) {
1069 unlock_kernel();
1068 return -EPERM; 1070 return -EPERM;
1071 }
1069 priv->flags = ((priv->flags & ~ASYNC_USR_MASK) | 1072 priv->flags = ((priv->flags & ~ASYNC_USR_MASK) |
1070 (new_serial.flags & ASYNC_USR_MASK)); 1073 (new_serial.flags & ASYNC_USR_MASK));
1071 priv->custom_divisor = new_serial.custom_divisor; 1074 priv->custom_divisor = new_serial.custom_divisor;
diff --git a/drivers/usb/serial/ftdi_sio.h b/drivers/usb/serial/ftdi_sio.h
index 1b62eff475d2..e300c840f8ca 100644
--- a/drivers/usb/serial/ftdi_sio.h
+++ b/drivers/usb/serial/ftdi_sio.h
@@ -844,6 +844,9 @@
844#define TML_VID 0x1B91 /* Vendor ID */ 844#define TML_VID 0x1B91 /* Vendor ID */
845#define TML_USB_SERIAL_PID 0x0064 /* USB - Serial Converter */ 845#define TML_USB_SERIAL_PID 0x0064 /* USB - Serial Converter */
846 846
847/* NDI Polaris System */
848#define FTDI_NDI_HUC_PID 0xDA70
849
847/* Propox devices */ 850/* Propox devices */
848#define FTDI_PROPOX_JTAGCABLEII_PID 0xD738 851#define FTDI_PROPOX_JTAGCABLEII_PID 0xD738
849 852
diff --git a/drivers/usb/serial/option.c b/drivers/usb/serial/option.c
index 6c89da9c6fea..bfd0b68ceccd 100644
--- a/drivers/usb/serial/option.c
+++ b/drivers/usb/serial/option.c
@@ -199,14 +199,15 @@ static int option_send_setup(struct tty_struct *tty, struct usb_serial_port *po
199#define NOVATELWIRELESS_PRODUCT_MC950D 0x4400 199#define NOVATELWIRELESS_PRODUCT_MC950D 0x4400
200 200
201/* FUTURE NOVATEL PRODUCTS */ 201/* FUTURE NOVATEL PRODUCTS */
202#define NOVATELWIRELESS_PRODUCT_EVDO_1 0x6000 202#define NOVATELWIRELESS_PRODUCT_EVDO_FULLSPEED 0X6000
203#define NOVATELWIRELESS_PRODUCT_HSPA_1 0x7000 203#define NOVATELWIRELESS_PRODUCT_EVDO_HIGHSPEED 0X6001
204#define NOVATELWIRELESS_PRODUCT_EMBEDDED_1 0x8000 204#define NOVATELWIRELESS_PRODUCT_HSPA_FULLSPEED 0X7000
205#define NOVATELWIRELESS_PRODUCT_GLOBAL_1 0x9000 205#define NOVATELWIRELESS_PRODUCT_HSPA_HIGHSPEED 0X7001
206#define NOVATELWIRELESS_PRODUCT_EVDO_2 0x6001 206#define NOVATELWIRELESS_PRODUCT_EVDO_EMBEDDED_FULLSPEED 0X8000
207#define NOVATELWIRELESS_PRODUCT_HSPA_2 0x7001 207#define NOVATELWIRELESS_PRODUCT_EVDO_EMBEDDED_HIGHSPEED 0X8001
208#define NOVATELWIRELESS_PRODUCT_EMBEDDED_2 0x8001 208#define NOVATELWIRELESS_PRODUCT_HSPA_EMBEDDED_FULLSPEED 0X9000
209#define NOVATELWIRELESS_PRODUCT_GLOBAL_2 0x9001 209#define NOVATELWIRELESS_PRODUCT_HSPA_EMBEDDED_HIGHSPEED 0X9001
210#define NOVATELWIRELESS_PRODUCT_GLOBAL 0XA001
210 211
211/* AMOI PRODUCTS */ 212/* AMOI PRODUCTS */
212#define AMOI_VENDOR_ID 0x1614 213#define AMOI_VENDOR_ID 0x1614
@@ -216,6 +217,27 @@ static int option_send_setup(struct tty_struct *tty, struct usb_serial_port *po
216 217
217#define DELL_VENDOR_ID 0x413C 218#define DELL_VENDOR_ID 0x413C
218 219
220/* Dell modems */
221#define DELL_PRODUCT_5700_MINICARD 0x8114
222#define DELL_PRODUCT_5500_MINICARD 0x8115
223#define DELL_PRODUCT_5505_MINICARD 0x8116
224#define DELL_PRODUCT_5700_EXPRESSCARD 0x8117
225#define DELL_PRODUCT_5510_EXPRESSCARD 0x8118
226
227#define DELL_PRODUCT_5700_MINICARD_SPRINT 0x8128
228#define DELL_PRODUCT_5700_MINICARD_TELUS 0x8129
229
230#define DELL_PRODUCT_5720_MINICARD_VZW 0x8133
231#define DELL_PRODUCT_5720_MINICARD_SPRINT 0x8134
232#define DELL_PRODUCT_5720_MINICARD_TELUS 0x8135
233#define DELL_PRODUCT_5520_MINICARD_CINGULAR 0x8136
234#define DELL_PRODUCT_5520_MINICARD_GENERIC_L 0x8137
235#define DELL_PRODUCT_5520_MINICARD_GENERIC_I 0x8138
236
237#define DELL_PRODUCT_5730_MINICARD_SPRINT 0x8180
238#define DELL_PRODUCT_5730_MINICARD_TELUS 0x8181
239#define DELL_PRODUCT_5730_MINICARD_VZW 0x8182
240
219#define KYOCERA_VENDOR_ID 0x0c88 241#define KYOCERA_VENDOR_ID 0x0c88
220#define KYOCERA_PRODUCT_KPC650 0x17da 242#define KYOCERA_PRODUCT_KPC650 0x17da
221#define KYOCERA_PRODUCT_KPC680 0x180a 243#define KYOCERA_PRODUCT_KPC680 0x180a
@@ -274,12 +296,6 @@ static int option_send_setup(struct tty_struct *tty, struct usb_serial_port *po
274#define ERICSSON_VENDOR_ID 0x0bdb 296#define ERICSSON_VENDOR_ID 0x0bdb
275#define ERICSSON_PRODUCT_F3507G 0x1900 297#define ERICSSON_PRODUCT_F3507G 0x1900
276 298
277/* Pantech products */
278#define PANTECH_VENDOR_ID 0x106c
279#define PANTECH_PRODUCT_PC5740 0x3701
280#define PANTECH_PRODUCT_PC5750 0x3702 /* PX-500 */
281#define PANTECH_PRODUCT_UM150 0x3711
282
283static struct usb_device_id option_ids[] = { 299static struct usb_device_id option_ids[] = {
284 { USB_DEVICE(OPTION_VENDOR_ID, OPTION_PRODUCT_COLT) }, 300 { USB_DEVICE(OPTION_VENDOR_ID, OPTION_PRODUCT_COLT) },
285 { USB_DEVICE(OPTION_VENDOR_ID, OPTION_PRODUCT_RICOLA) }, 301 { USB_DEVICE(OPTION_VENDOR_ID, OPTION_PRODUCT_RICOLA) },
@@ -395,31 +411,37 @@ static struct usb_device_id option_ids[] = {
395 { USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, NOVATELWIRELESS_PRODUCT_EU870D) }, /* Novatel EU850D/EU860D/EU870D */ 411 { USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, NOVATELWIRELESS_PRODUCT_EU870D) }, /* Novatel EU850D/EU860D/EU870D */
396 { USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, NOVATELWIRELESS_PRODUCT_MC950D) }, /* Novatel MC930D/MC950D */ 412 { USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, NOVATELWIRELESS_PRODUCT_MC950D) }, /* Novatel MC930D/MC950D */
397 { USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, NOVATELWIRELESS_PRODUCT_MC727) }, /* Novatel MC727/U727/USB727 */ 413 { USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, NOVATELWIRELESS_PRODUCT_MC727) }, /* Novatel MC727/U727/USB727 */
398 { USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, NOVATELWIRELESS_PRODUCT_EVDO_1) }, /* Novatel EVDO product */ 414 { USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, NOVATELWIRELESS_PRODUCT_EVDO_FULLSPEED) }, /* Novatel EVDO product */
399 { USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, NOVATELWIRELESS_PRODUCT_HSPA_1) }, /* Novatel HSPA product */ 415 { USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, NOVATELWIRELESS_PRODUCT_HSPA_FULLSPEED) }, /* Novatel HSPA product */
400 { USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, NOVATELWIRELESS_PRODUCT_EMBEDDED_1) }, /* Novatel Embedded product */ 416 { USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, NOVATELWIRELESS_PRODUCT_EVDO_EMBEDDED_FULLSPEED) }, /* Novatel EVDO Embedded product */
401 { USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, NOVATELWIRELESS_PRODUCT_GLOBAL_1) }, /* Novatel Global product */ 417 { USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, NOVATELWIRELESS_PRODUCT_HSPA_EMBEDDED_FULLSPEED) }, /* Novatel HSPA Embedded product */
402 { USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, NOVATELWIRELESS_PRODUCT_EVDO_2) }, /* Novatel EVDO product */ 418 { USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, NOVATELWIRELESS_PRODUCT_EVDO_HIGHSPEED) }, /* Novatel EVDO product */
403 { USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, NOVATELWIRELESS_PRODUCT_HSPA_2) }, /* Novatel HSPA product */ 419 { USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, NOVATELWIRELESS_PRODUCT_HSPA_HIGHSPEED) }, /* Novatel HSPA product */
404 { USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, NOVATELWIRELESS_PRODUCT_EMBEDDED_2) }, /* Novatel Embedded product */ 420 { USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, NOVATELWIRELESS_PRODUCT_EVDO_EMBEDDED_HIGHSPEED) }, /* Novatel EVDO Embedded product */
405 { USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, NOVATELWIRELESS_PRODUCT_GLOBAL_2) }, /* Novatel Global product */ 421 { USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, NOVATELWIRELESS_PRODUCT_HSPA_EMBEDDED_HIGHSPEED) }, /* Novatel HSPA Embedded product */
422 { USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, NOVATELWIRELESS_PRODUCT_GLOBAL) }, /* Novatel Global product */
406 423
407 { USB_DEVICE(AMOI_VENDOR_ID, AMOI_PRODUCT_H01) }, 424 { USB_DEVICE(AMOI_VENDOR_ID, AMOI_PRODUCT_H01) },
408 { USB_DEVICE(AMOI_VENDOR_ID, AMOI_PRODUCT_H01A) }, 425 { USB_DEVICE(AMOI_VENDOR_ID, AMOI_PRODUCT_H01A) },
409 { USB_DEVICE(AMOI_VENDOR_ID, AMOI_PRODUCT_H02) }, 426 { USB_DEVICE(AMOI_VENDOR_ID, AMOI_PRODUCT_H02) },
410 427
411 { USB_DEVICE(DELL_VENDOR_ID, 0x8114) }, /* Dell Wireless 5700 Mobile Broadband CDMA/EVDO Mini-Card == Novatel Expedite EV620 CDMA/EV-DO */ 428 { USB_DEVICE(DELL_VENDOR_ID, DELL_PRODUCT_5700_MINICARD) }, /* Dell Wireless 5700 Mobile Broadband CDMA/EVDO Mini-Card == Novatel Expedite EV620 CDMA/EV-DO */
412 { USB_DEVICE(DELL_VENDOR_ID, 0x8115) }, /* Dell Wireless 5500 Mobile Broadband HSDPA Mini-Card == Novatel Expedite EU740 HSDPA/3G */ 429 { USB_DEVICE(DELL_VENDOR_ID, DELL_PRODUCT_5500_MINICARD) }, /* Dell Wireless 5500 Mobile Broadband HSDPA Mini-Card == Novatel Expedite EU740 HSDPA/3G */
413 { USB_DEVICE(DELL_VENDOR_ID, 0x8116) }, /* Dell Wireless 5505 Mobile Broadband HSDPA Mini-Card == Novatel Expedite EU740 HSDPA/3G */ 430 { USB_DEVICE(DELL_VENDOR_ID, DELL_PRODUCT_5505_MINICARD) }, /* Dell Wireless 5505 Mobile Broadband HSDPA Mini-Card == Novatel Expedite EU740 HSDPA/3G */
414 { USB_DEVICE(DELL_VENDOR_ID, 0x8117) }, /* Dell Wireless 5700 Mobile Broadband CDMA/EVDO ExpressCard == Novatel Merlin XV620 CDMA/EV-DO */ 431 { USB_DEVICE(DELL_VENDOR_ID, DELL_PRODUCT_5700_EXPRESSCARD) }, /* Dell Wireless 5700 Mobile Broadband CDMA/EVDO ExpressCard == Novatel Merlin XV620 CDMA/EV-DO */
415 { USB_DEVICE(DELL_VENDOR_ID, 0x8118) }, /* Dell Wireless 5510 Mobile Broadband HSDPA ExpressCard == Novatel Merlin XU870 HSDPA/3G */ 432 { USB_DEVICE(DELL_VENDOR_ID, DELL_PRODUCT_5510_EXPRESSCARD) }, /* Dell Wireless 5510 Mobile Broadband HSDPA ExpressCard == Novatel Merlin XU870 HSDPA/3G */
416 { USB_DEVICE(DELL_VENDOR_ID, 0x8128) }, /* Dell Wireless 5700 Mobile Broadband CDMA/EVDO Mini-Card == Novatel Expedite E720 CDMA/EV-DO */ 433 { USB_DEVICE(DELL_VENDOR_ID, DELL_PRODUCT_5700_MINICARD_SPRINT) }, /* Dell Wireless 5700 Mobile Broadband CDMA/EVDO Mini-Card == Novatel Expedite E720 CDMA/EV-DO */
417 { USB_DEVICE(DELL_VENDOR_ID, 0x8129) }, /* Dell Wireless 5700 Mobile Broadband CDMA/EVDO Mini-Card == Novatel Expedite ET620 CDMA/EV-DO */ 434 { USB_DEVICE(DELL_VENDOR_ID, DELL_PRODUCT_5700_MINICARD_TELUS) }, /* Dell Wireless 5700 Mobile Broadband CDMA/EVDO Mini-Card == Novatel Expedite ET620 CDMA/EV-DO */
418 { USB_DEVICE(DELL_VENDOR_ID, 0x8133) }, /* Dell Wireless 5720 == Novatel EV620 CDMA/EV-DO */ 435 { USB_DEVICE(DELL_VENDOR_ID, DELL_PRODUCT_5720_MINICARD_VZW) }, /* Dell Wireless 5720 == Novatel EV620 CDMA/EV-DO */
419 { USB_DEVICE(DELL_VENDOR_ID, 0x8136) }, /* Dell Wireless HSDPA 5520 == Novatel Expedite EU860D */ 436 { USB_DEVICE(DELL_VENDOR_ID, DELL_PRODUCT_5720_MINICARD_SPRINT) }, /* Dell Wireless 5720 == Novatel EV620 CDMA/EV-DO */
420 { USB_DEVICE(DELL_VENDOR_ID, 0x8137) }, /* Dell Wireless HSDPA 5520 */ 437 { USB_DEVICE(DELL_VENDOR_ID, DELL_PRODUCT_5720_MINICARD_TELUS) }, /* Dell Wireless 5720 == Novatel EV620 CDMA/EV-DO */
421 { USB_DEVICE(DELL_VENDOR_ID, 0x8138) }, /* Dell Wireless 5520 Voda I Mobile Broadband (3G HSDPA) Minicard */ 438 { USB_DEVICE(DELL_VENDOR_ID, DELL_PRODUCT_5520_MINICARD_CINGULAR) }, /* Dell Wireless HSDPA 5520 == Novatel Expedite EU860D */
422 { USB_DEVICE(DELL_VENDOR_ID, 0x8147) }, /* Dell Wireless 5530 Mobile Broadband (3G HSPA) Mini-Card */ 439 { USB_DEVICE(DELL_VENDOR_ID, DELL_PRODUCT_5520_MINICARD_GENERIC_L) }, /* Dell Wireless HSDPA 5520 */
440 { USB_DEVICE(DELL_VENDOR_ID, DELL_PRODUCT_5520_MINICARD_GENERIC_I) }, /* Dell Wireless 5520 Voda I Mobile Broadband (3G HSDPA) Minicard */
441 { USB_DEVICE(DELL_VENDOR_ID, 0x8147) }, /* Dell Wireless 5530 Mobile Broadband (3G HSPA) Mini-Card */
442 { USB_DEVICE(DELL_VENDOR_ID, DELL_PRODUCT_5730_MINICARD_SPRINT) }, /* Dell Wireless 5730 Mobile Broadband EVDO/HSPA Mini-Card */
443 { USB_DEVICE(DELL_VENDOR_ID, DELL_PRODUCT_5730_MINICARD_TELUS) }, /* Dell Wireless 5730 Mobile Broadband EVDO/HSPA Mini-Card */
444 { USB_DEVICE(DELL_VENDOR_ID, DELL_PRODUCT_5730_MINICARD_VZW) }, /* Dell Wireless 5730 Mobile Broadband EVDO/HSPA Mini-Card */
423 { USB_DEVICE(ANYDATA_VENDOR_ID, ANYDATA_PRODUCT_ADU_E100A) }, /* ADU-E100, ADU-310 */ 445 { USB_DEVICE(ANYDATA_VENDOR_ID, ANYDATA_PRODUCT_ADU_E100A) }, /* ADU-E100, ADU-310 */
424 { USB_DEVICE(ANYDATA_VENDOR_ID, ANYDATA_PRODUCT_ADU_500A) }, 446 { USB_DEVICE(ANYDATA_VENDOR_ID, ANYDATA_PRODUCT_ADU_500A) },
425 { USB_DEVICE(ANYDATA_VENDOR_ID, ANYDATA_PRODUCT_ADU_620UW) }, 447 { USB_DEVICE(ANYDATA_VENDOR_ID, ANYDATA_PRODUCT_ADU_620UW) },
@@ -488,9 +510,6 @@ static struct usb_device_id option_ids[] = {
488 { USB_DEVICE(ZTE_VENDOR_ID, ZTE_PRODUCT_MF628) }, 510 { USB_DEVICE(ZTE_VENDOR_ID, ZTE_PRODUCT_MF628) },
489 { USB_DEVICE(ZTE_VENDOR_ID, ZTE_PRODUCT_CDMA_TECH) }, 511 { USB_DEVICE(ZTE_VENDOR_ID, ZTE_PRODUCT_CDMA_TECH) },
490 { USB_DEVICE(ERICSSON_VENDOR_ID, ERICSSON_PRODUCT_F3507G) }, 512 { USB_DEVICE(ERICSSON_VENDOR_ID, ERICSSON_PRODUCT_F3507G) },
491 { USB_DEVICE(PANTECH_VENDOR_ID, PANTECH_PRODUCT_PC5740) },
492 { USB_DEVICE(PANTECH_VENDOR_ID, PANTECH_PRODUCT_PC5750) },
493 { USB_DEVICE(PANTECH_VENDOR_ID, PANTECH_PRODUCT_UM150) },
494 { } /* Terminating entry */ 513 { } /* Terminating entry */
495}; 514};
496MODULE_DEVICE_TABLE(usb, option_ids); 515MODULE_DEVICE_TABLE(usb, option_ids);
diff --git a/drivers/usb/serial/ti_usb_3410_5052.c b/drivers/usb/serial/ti_usb_3410_5052.c
index baf591137b80..2620bf6fe5e1 100644
--- a/drivers/usb/serial/ti_usb_3410_5052.c
+++ b/drivers/usb/serial/ti_usb_3410_5052.c
@@ -176,7 +176,7 @@ static unsigned int product_5052_count;
176/* the array dimension is the number of default entries plus */ 176/* the array dimension is the number of default entries plus */
177/* TI_EXTRA_VID_PID_COUNT user defined entries plus 1 terminating */ 177/* TI_EXTRA_VID_PID_COUNT user defined entries plus 1 terminating */
178/* null entry */ 178/* null entry */
179static struct usb_device_id ti_id_table_3410[7+TI_EXTRA_VID_PID_COUNT+1] = { 179static struct usb_device_id ti_id_table_3410[10+TI_EXTRA_VID_PID_COUNT+1] = {
180 { USB_DEVICE(TI_VENDOR_ID, TI_3410_PRODUCT_ID) }, 180 { USB_DEVICE(TI_VENDOR_ID, TI_3410_PRODUCT_ID) },
181 { USB_DEVICE(TI_VENDOR_ID, TI_3410_EZ430_ID) }, 181 { USB_DEVICE(TI_VENDOR_ID, TI_3410_EZ430_ID) },
182 { USB_DEVICE(MTS_VENDOR_ID, MTS_GSM_NO_FW_PRODUCT_ID) }, 182 { USB_DEVICE(MTS_VENDOR_ID, MTS_GSM_NO_FW_PRODUCT_ID) },
@@ -185,9 +185,11 @@ static struct usb_device_id ti_id_table_3410[7+TI_EXTRA_VID_PID_COUNT+1] = {
185 { USB_DEVICE(MTS_VENDOR_ID, MTS_GSM_PRODUCT_ID) }, 185 { USB_DEVICE(MTS_VENDOR_ID, MTS_GSM_PRODUCT_ID) },
186 { USB_DEVICE(MTS_VENDOR_ID, MTS_EDGE_PRODUCT_ID) }, 186 { USB_DEVICE(MTS_VENDOR_ID, MTS_EDGE_PRODUCT_ID) },
187 { USB_DEVICE(IBM_VENDOR_ID, IBM_4543_PRODUCT_ID) }, 187 { USB_DEVICE(IBM_VENDOR_ID, IBM_4543_PRODUCT_ID) },
188 { USB_DEVICE(IBM_VENDOR_ID, IBM_454B_PRODUCT_ID) },
189 { USB_DEVICE(IBM_VENDOR_ID, IBM_454C_PRODUCT_ID) },
188}; 190};
189 191
190static struct usb_device_id ti_id_table_5052[4+TI_EXTRA_VID_PID_COUNT+1] = { 192static struct usb_device_id ti_id_table_5052[5+TI_EXTRA_VID_PID_COUNT+1] = {
191 { USB_DEVICE(TI_VENDOR_ID, TI_5052_BOOT_PRODUCT_ID) }, 193 { USB_DEVICE(TI_VENDOR_ID, TI_5052_BOOT_PRODUCT_ID) },
192 { USB_DEVICE(TI_VENDOR_ID, TI_5152_BOOT_PRODUCT_ID) }, 194 { USB_DEVICE(TI_VENDOR_ID, TI_5152_BOOT_PRODUCT_ID) },
193 { USB_DEVICE(TI_VENDOR_ID, TI_5052_EEPROM_PRODUCT_ID) }, 195 { USB_DEVICE(TI_VENDOR_ID, TI_5052_EEPROM_PRODUCT_ID) },
@@ -195,7 +197,7 @@ static struct usb_device_id ti_id_table_5052[4+TI_EXTRA_VID_PID_COUNT+1] = {
195 { USB_DEVICE(IBM_VENDOR_ID, IBM_4543_PRODUCT_ID) }, 197 { USB_DEVICE(IBM_VENDOR_ID, IBM_4543_PRODUCT_ID) },
196}; 198};
197 199
198static struct usb_device_id ti_id_table_combined[6+2*TI_EXTRA_VID_PID_COUNT+1] = { 200static struct usb_device_id ti_id_table_combined[14+2*TI_EXTRA_VID_PID_COUNT+1] = {
199 { USB_DEVICE(TI_VENDOR_ID, TI_3410_PRODUCT_ID) }, 201 { USB_DEVICE(TI_VENDOR_ID, TI_3410_PRODUCT_ID) },
200 { USB_DEVICE(TI_VENDOR_ID, TI_3410_EZ430_ID) }, 202 { USB_DEVICE(TI_VENDOR_ID, TI_3410_EZ430_ID) },
201 { USB_DEVICE(MTS_VENDOR_ID, MTS_GSM_NO_FW_PRODUCT_ID) }, 203 { USB_DEVICE(MTS_VENDOR_ID, MTS_GSM_NO_FW_PRODUCT_ID) },
@@ -208,6 +210,8 @@ static struct usb_device_id ti_id_table_combined[6+2*TI_EXTRA_VID_PID_COUNT+1] =
208 { USB_DEVICE(TI_VENDOR_ID, TI_5052_EEPROM_PRODUCT_ID) }, 210 { USB_DEVICE(TI_VENDOR_ID, TI_5052_EEPROM_PRODUCT_ID) },
209 { USB_DEVICE(TI_VENDOR_ID, TI_5052_FIRMWARE_PRODUCT_ID) }, 211 { USB_DEVICE(TI_VENDOR_ID, TI_5052_FIRMWARE_PRODUCT_ID) },
210 { USB_DEVICE(IBM_VENDOR_ID, IBM_4543_PRODUCT_ID) }, 212 { USB_DEVICE(IBM_VENDOR_ID, IBM_4543_PRODUCT_ID) },
213 { USB_DEVICE(IBM_VENDOR_ID, IBM_454B_PRODUCT_ID) },
214 { USB_DEVICE(IBM_VENDOR_ID, IBM_454C_PRODUCT_ID) },
211 { } 215 { }
212}; 216};
213 217
diff --git a/drivers/usb/serial/ti_usb_3410_5052.h b/drivers/usb/serial/ti_usb_3410_5052.h
index b7ea5dbadee5..f323c6025858 100644
--- a/drivers/usb/serial/ti_usb_3410_5052.h
+++ b/drivers/usb/serial/ti_usb_3410_5052.h
@@ -30,6 +30,8 @@
30#define IBM_VENDOR_ID 0x04b3 30#define IBM_VENDOR_ID 0x04b3
31#define TI_3410_PRODUCT_ID 0x3410 31#define TI_3410_PRODUCT_ID 0x3410
32#define IBM_4543_PRODUCT_ID 0x4543 32#define IBM_4543_PRODUCT_ID 0x4543
33#define IBM_454B_PRODUCT_ID 0x454b
34#define IBM_454C_PRODUCT_ID 0x454c
33#define TI_3410_EZ430_ID 0xF430 /* TI ez430 development tool */ 35#define TI_3410_EZ430_ID 0xF430 /* TI ez430 development tool */
34#define TI_5052_BOOT_PRODUCT_ID 0x5052 /* no EEPROM, no firmware */ 36#define TI_5052_BOOT_PRODUCT_ID 0x5052 /* no EEPROM, no firmware */
35#define TI_5152_BOOT_PRODUCT_ID 0x5152 /* no EEPROM, no firmware */ 37#define TI_5152_BOOT_PRODUCT_ID 0x5152 /* no EEPROM, no firmware */
diff --git a/drivers/usb/storage/scsiglue.c b/drivers/usb/storage/scsiglue.c
index 2a42b862aa9f..727c506417cc 100644
--- a/drivers/usb/storage/scsiglue.c
+++ b/drivers/usb/storage/scsiglue.c
@@ -64,6 +64,7 @@
64 */ 64 */
65#define VENDOR_ID_NOKIA 0x0421 65#define VENDOR_ID_NOKIA 0x0421
66#define VENDOR_ID_NIKON 0x04b0 66#define VENDOR_ID_NIKON 0x04b0
67#define VENDOR_ID_PENTAX 0x0a17
67#define VENDOR_ID_MOTOROLA 0x22b8 68#define VENDOR_ID_MOTOROLA 0x22b8
68 69
69/*********************************************************************** 70/***********************************************************************
@@ -158,6 +159,7 @@ static int slave_configure(struct scsi_device *sdev)
158 switch (le16_to_cpu(us->pusb_dev->descriptor.idVendor)) { 159 switch (le16_to_cpu(us->pusb_dev->descriptor.idVendor)) {
159 case VENDOR_ID_NOKIA: 160 case VENDOR_ID_NOKIA:
160 case VENDOR_ID_NIKON: 161 case VENDOR_ID_NIKON:
162 case VENDOR_ID_PENTAX:
161 case VENDOR_ID_MOTOROLA: 163 case VENDOR_ID_MOTOROLA:
162 if (!(us->fflags & (US_FL_FIX_CAPACITY | 164 if (!(us->fflags & (US_FL_FIX_CAPACITY |
163 US_FL_CAPACITY_OK))) 165 US_FL_CAPACITY_OK)))
diff --git a/drivers/usb/storage/transport.c b/drivers/usb/storage/transport.c
index 1d5438e6363b..fb65d221cedf 100644
--- a/drivers/usb/storage/transport.c
+++ b/drivers/usb/storage/transport.c
@@ -558,32 +558,10 @@ static void last_sector_hacks(struct us_data *us, struct scsi_cmnd *srb)
558 558
559 if (srb->result == SAM_STAT_GOOD && scsi_get_resid(srb) == 0) { 559 if (srb->result == SAM_STAT_GOOD && scsi_get_resid(srb) == 0) {
560 560
561 /* The command succeeded. If the capacity is odd 561 /* The command succeeded. We know this device doesn't
562 * (i.e., if the sector number is even) then the 562 * have the last-sector bug, so stop checking it.
563 * "always-even" heuristic would be wrong for this
564 * device. Issue a WARN() so that the kerneloops.org
565 * project will be notified and we will then know to
566 * mark the device with a CAPACITY_OK flag. Hopefully
567 * this will occur for only a few devices.
568 *
569 * Use the sign of us->last_sector_hacks to tell whether
570 * the warning has already been issued; we don't need
571 * more than one warning per device.
572 */ 563 */
573 if (!(sector & 1) && us->use_last_sector_hacks > 0) { 564 us->use_last_sector_hacks = 0;
574 unsigned vid = le16_to_cpu(
575 us->pusb_dev->descriptor.idVendor);
576 unsigned pid = le16_to_cpu(
577 us->pusb_dev->descriptor.idProduct);
578 unsigned rev = le16_to_cpu(
579 us->pusb_dev->descriptor.bcdDevice);
580
581 WARN(1, "%s: Successful last sector success at %u, "
582 "device %04x:%04x:%04x\n",
583 sdkp->disk->disk_name, sector,
584 vid, pid, rev);
585 us->use_last_sector_hacks = -1;
586 }
587 565
588 } else { 566 } else {
589 /* The command failed. Allow up to 3 retries in case this 567 /* The command failed. Allow up to 3 retries in case this
@@ -599,14 +577,6 @@ static void last_sector_hacks(struct us_data *us, struct scsi_cmnd *srb)
599 srb->result = SAM_STAT_CHECK_CONDITION; 577 srb->result = SAM_STAT_CHECK_CONDITION;
600 memcpy(srb->sense_buffer, record_not_found, 578 memcpy(srb->sense_buffer, record_not_found,
601 sizeof(record_not_found)); 579 sizeof(record_not_found));
602
603 /* In theory we might want to issue a WARN() here if the
604 * capacity is even, since it could indicate the device
605 * has the READ CAPACITY bug _and_ the real capacity is
606 * odd. But it could also indicate that the device
607 * simply can't access its last sector, a failure mode
608 * which is surprisingly common. So no warning.
609 */
610 } 580 }
611 581
612 done: 582 done:
diff --git a/drivers/usb/storage/unusual_devs.h b/drivers/usb/storage/unusual_devs.h
index 69269f739563..50dc33a6065b 100644
--- a/drivers/usb/storage/unusual_devs.h
+++ b/drivers/usb/storage/unusual_devs.h
@@ -1214,7 +1214,7 @@ UNUSUAL_DEV( 0x07c4, 0xa400, 0x0000, 0xffff,
1214 "Datafab", 1214 "Datafab",
1215 "KECF-USB", 1215 "KECF-USB",
1216 US_SC_DEVICE, US_PR_DEVICE, NULL, 1216 US_SC_DEVICE, US_PR_DEVICE, NULL,
1217 US_FL_FIX_INQUIRY ), 1217 US_FL_FIX_INQUIRY | US_FL_FIX_CAPACITY ),
1218 1218
1219/* Reported by Rauch Wolke <rauchwolke@gmx.net> */ 1219/* Reported by Rauch Wolke <rauchwolke@gmx.net> */
1220UNUSUAL_DEV( 0x07c4, 0xa4a5, 0x0000, 0xffff, 1220UNUSUAL_DEV( 0x07c4, 0xa4a5, 0x0000, 0xffff,
@@ -1354,21 +1354,6 @@ UNUSUAL_DEV( 0x0a17, 0x0004, 0x1000, 0x1000,
1354 US_SC_DEVICE, US_PR_DEVICE, NULL, 1354 US_SC_DEVICE, US_PR_DEVICE, NULL,
1355 US_FL_FIX_INQUIRY ), 1355 US_FL_FIX_INQUIRY ),
1356 1356
1357
1358/* Submitted by Per Winkvist <per.winkvist@uk.com> */
1359UNUSUAL_DEV( 0x0a17, 0x006, 0x0000, 0xffff,
1360 "Pentax",
1361 "Optio S/S4",
1362 US_SC_DEVICE, US_PR_DEVICE, NULL,
1363 US_FL_FIX_INQUIRY ),
1364
1365/* Reported by Jaak Ristioja <Ristioja@gmail.com> */
1366UNUSUAL_DEV( 0x0a17, 0x006e, 0x0100, 0x0100,
1367 "Pentax",
1368 "K10D",
1369 US_SC_DEVICE, US_PR_DEVICE, NULL,
1370 US_FL_FIX_CAPACITY ),
1371
1372/* These are virtual windows driver CDs, which the zd1211rw driver 1357/* These are virtual windows driver CDs, which the zd1211rw driver
1373 * automatically converts into WLAN devices. */ 1358 * automatically converts into WLAN devices. */
1374UNUSUAL_DEV( 0x0ace, 0x2011, 0x0101, 0x0101, 1359UNUSUAL_DEV( 0x0ace, 0x2011, 0x0101, 0x0101,
diff --git a/drivers/video/Kconfig b/drivers/video/Kconfig
index f0267706cb45..bf0af660df8a 100644
--- a/drivers/video/Kconfig
+++ b/drivers/video/Kconfig
@@ -1054,9 +1054,10 @@ config FB_RIVA_BACKLIGHT
1054 1054
1055config FB_I810 1055config FB_I810
1056 tristate "Intel 810/815 support (EXPERIMENTAL)" 1056 tristate "Intel 810/815 support (EXPERIMENTAL)"
1057 depends on FB && EXPERIMENTAL && PCI && X86_32 1057 depends on EXPERIMENTAL && PCI && X86_32
1058 select AGP 1058 select AGP
1059 select AGP_INTEL 1059 select AGP_INTEL
1060 select FB
1060 select FB_MODE_HELPERS 1061 select FB_MODE_HELPERS
1061 select FB_CFB_FILLRECT 1062 select FB_CFB_FILLRECT
1062 select FB_CFB_COPYAREA 1063 select FB_CFB_COPYAREA
@@ -1119,7 +1120,8 @@ config FB_CARILLO_RANCH
1119 1120
1120config FB_INTEL 1121config FB_INTEL
1121 tristate "Intel 830M/845G/852GM/855GM/865G/915G/945G/945GM/965G/965GM support (EXPERIMENTAL)" 1122 tristate "Intel 830M/845G/852GM/855GM/865G/915G/945G/945GM/965G/965GM support (EXPERIMENTAL)"
1122 depends on FB && EXPERIMENTAL && PCI && X86 1123 depends on EXPERIMENTAL && PCI && X86
1124 select FB
1123 select AGP 1125 select AGP
1124 select AGP_INTEL 1126 select AGP_INTEL
1125 select FB_MODE_HELPERS 1127 select FB_MODE_HELPERS
diff --git a/drivers/video/bfin-t350mcqb-fb.c b/drivers/video/bfin-t350mcqb-fb.c
index 2a423d3a2a8e..90cfddabf1f7 100644
--- a/drivers/video/bfin-t350mcqb-fb.c
+++ b/drivers/video/bfin-t350mcqb-fb.c
@@ -447,7 +447,7 @@ static irqreturn_t bfin_t350mcqb_irq_error(int irq, void *dev_id)
447 return IRQ_HANDLED; 447 return IRQ_HANDLED;
448} 448}
449 449
450static int __init bfin_t350mcqb_probe(struct platform_device *pdev) 450static int __devinit bfin_t350mcqb_probe(struct platform_device *pdev)
451{ 451{
452 struct bfin_t350mcqbfb_info *info; 452 struct bfin_t350mcqbfb_info *info;
453 struct fb_info *fbinfo; 453 struct fb_info *fbinfo;
diff --git a/drivers/video/geode/gx1fb_core.c b/drivers/video/geode/gx1fb_core.c
index 751e491ca8c8..f20eff8c4a81 100644
--- a/drivers/video/geode/gx1fb_core.c
+++ b/drivers/video/geode/gx1fb_core.c
@@ -136,13 +136,10 @@ static int gx1fb_set_par(struct fb_info *info)
136{ 136{
137 struct geodefb_par *par = info->par; 137 struct geodefb_par *par = info->par;
138 138
139 if (info->var.bits_per_pixel == 16) { 139 if (info->var.bits_per_pixel == 16)
140 info->fix.visual = FB_VISUAL_TRUECOLOR; 140 info->fix.visual = FB_VISUAL_TRUECOLOR;
141 fb_dealloc_cmap(&info->cmap); 141 else
142 } else {
143 info->fix.visual = FB_VISUAL_PSEUDOCOLOR; 142 info->fix.visual = FB_VISUAL_PSEUDOCOLOR;
144 fb_alloc_cmap(&info->cmap, 1<<info->var.bits_per_pixel, 0);
145 }
146 143
147 info->fix.line_length = gx1_line_delta(info->var.xres, info->var.bits_per_pixel); 144 info->fix.line_length = gx1_line_delta(info->var.xres, info->var.bits_per_pixel);
148 145
@@ -315,6 +312,10 @@ static struct fb_info * __init gx1fb_init_fbinfo(struct device *dev)
315 if (!par->panel_x) 312 if (!par->panel_x)
316 par->enable_crt = 1; /* fall back to CRT if no panel is specified */ 313 par->enable_crt = 1; /* fall back to CRT if no panel is specified */
317 314
315 if (fb_alloc_cmap(&info->cmap, 256, 0) < 0) {
316 framebuffer_release(info);
317 return NULL;
318 }
318 return info; 319 return info;
319} 320}
320 321
@@ -374,8 +375,11 @@ static int __init gx1fb_probe(struct pci_dev *pdev, const struct pci_device_id *
374 release_mem_region(gx1_gx_base() + 0x8300, 0x100); 375 release_mem_region(gx1_gx_base() + 0x8300, 0x100);
375 } 376 }
376 377
377 if (info) 378 if (info) {
379 fb_dealloc_cmap(&info->cmap);
378 framebuffer_release(info); 380 framebuffer_release(info);
381 }
382
379 return ret; 383 return ret;
380} 384}
381 385
@@ -395,6 +399,7 @@ static void gx1fb_remove(struct pci_dev *pdev)
395 iounmap(par->dc_regs); 399 iounmap(par->dc_regs);
396 release_mem_region(gx1_gx_base() + 0x8300, 0x100); 400 release_mem_region(gx1_gx_base() + 0x8300, 0x100);
397 401
402 fb_dealloc_cmap(&info->cmap);
398 pci_set_drvdata(pdev, NULL); 403 pci_set_drvdata(pdev, NULL);
399 404
400 framebuffer_release(info); 405 framebuffer_release(info);
diff --git a/drivers/video/geode/gxfb_core.c b/drivers/video/geode/gxfb_core.c
index 484118926318..2552cac39e1c 100644
--- a/drivers/video/geode/gxfb_core.c
+++ b/drivers/video/geode/gxfb_core.c
@@ -171,13 +171,10 @@ static int gxfb_check_var(struct fb_var_screeninfo *var, struct fb_info *info)
171 171
172static int gxfb_set_par(struct fb_info *info) 172static int gxfb_set_par(struct fb_info *info)
173{ 173{
174 if (info->var.bits_per_pixel > 8) { 174 if (info->var.bits_per_pixel > 8)
175 info->fix.visual = FB_VISUAL_TRUECOLOR; 175 info->fix.visual = FB_VISUAL_TRUECOLOR;
176 fb_dealloc_cmap(&info->cmap); 176 else
177 } else {
178 info->fix.visual = FB_VISUAL_PSEUDOCOLOR; 177 info->fix.visual = FB_VISUAL_PSEUDOCOLOR;
179 fb_alloc_cmap(&info->cmap, 1<<info->var.bits_per_pixel, 0);
180 }
181 178
182 info->fix.line_length = gx_line_delta(info->var.xres, info->var.bits_per_pixel); 179 info->fix.line_length = gx_line_delta(info->var.xres, info->var.bits_per_pixel);
183 180
@@ -331,6 +328,11 @@ static struct fb_info * __init gxfb_init_fbinfo(struct device *dev)
331 328
332 info->var.grayscale = 0; 329 info->var.grayscale = 0;
333 330
331 if (fb_alloc_cmap(&info->cmap, 256, 0) < 0) {
332 framebuffer_release(info);
333 return NULL;
334 }
335
334 return info; 336 return info;
335} 337}
336 338
@@ -443,8 +445,10 @@ static int __init gxfb_probe(struct pci_dev *pdev, const struct pci_device_id *i
443 pci_release_region(pdev, 1); 445 pci_release_region(pdev, 1);
444 } 446 }
445 447
446 if (info) 448 if (info) {
449 fb_dealloc_cmap(&info->cmap);
447 framebuffer_release(info); 450 framebuffer_release(info);
451 }
448 return ret; 452 return ret;
449} 453}
450 454
@@ -467,6 +471,7 @@ static void gxfb_remove(struct pci_dev *pdev)
467 iounmap(par->gp_regs); 471 iounmap(par->gp_regs);
468 pci_release_region(pdev, 1); 472 pci_release_region(pdev, 1);
469 473
474 fb_dealloc_cmap(&info->cmap);
470 pci_set_drvdata(pdev, NULL); 475 pci_set_drvdata(pdev, NULL);
471 476
472 framebuffer_release(info); 477 framebuffer_release(info);
diff --git a/drivers/video/geode/lxfb_core.c b/drivers/video/geode/lxfb_core.c
index b965ecdbc604..889cbe39e580 100644
--- a/drivers/video/geode/lxfb_core.c
+++ b/drivers/video/geode/lxfb_core.c
@@ -278,13 +278,10 @@ static int lxfb_check_var(struct fb_var_screeninfo *var, struct fb_info *info)
278 278
279static int lxfb_set_par(struct fb_info *info) 279static int lxfb_set_par(struct fb_info *info)
280{ 280{
281 if (info->var.bits_per_pixel > 8) { 281 if (info->var.bits_per_pixel > 8)
282 info->fix.visual = FB_VISUAL_TRUECOLOR; 282 info->fix.visual = FB_VISUAL_TRUECOLOR;
283 fb_dealloc_cmap(&info->cmap); 283 else
284 } else {
285 info->fix.visual = FB_VISUAL_PSEUDOCOLOR; 284 info->fix.visual = FB_VISUAL_PSEUDOCOLOR;
286 fb_alloc_cmap(&info->cmap, 1<<info->var.bits_per_pixel, 0);
287 }
288 285
289 info->fix.line_length = lx_get_pitch(info->var.xres, 286 info->fix.line_length = lx_get_pitch(info->var.xres,
290 info->var.bits_per_pixel); 287 info->var.bits_per_pixel);
@@ -451,6 +448,11 @@ static struct fb_info * __init lxfb_init_fbinfo(struct device *dev)
451 448
452 info->pseudo_palette = (void *)par + sizeof(struct lxfb_par); 449 info->pseudo_palette = (void *)par + sizeof(struct lxfb_par);
453 450
451 if (fb_alloc_cmap(&info->cmap, 256, 0) < 0) {
452 framebuffer_release(info);
453 return NULL;
454 }
455
454 info->var.grayscale = 0; 456 info->var.grayscale = 0;
455 457
456 return info; 458 return info;
@@ -579,8 +581,10 @@ err:
579 pci_release_region(pdev, 3); 581 pci_release_region(pdev, 3);
580 } 582 }
581 583
582 if (info) 584 if (info) {
585 fb_dealloc_cmap(&info->cmap);
583 framebuffer_release(info); 586 framebuffer_release(info);
587 }
584 588
585 return ret; 589 return ret;
586} 590}
@@ -604,6 +608,7 @@ static void lxfb_remove(struct pci_dev *pdev)
604 iounmap(par->vp_regs); 608 iounmap(par->vp_regs);
605 pci_release_region(pdev, 3); 609 pci_release_region(pdev, 3);
606 610
611 fb_dealloc_cmap(&info->cmap);
607 pci_set_drvdata(pdev, NULL); 612 pci_set_drvdata(pdev, NULL);
608 framebuffer_release(info); 613 framebuffer_release(info);
609} 614}
diff --git a/drivers/w1/slaves/w1_therm.c b/drivers/w1/slaves/w1_therm.c
index 2c8dff9f77da..1ed3d554e372 100644
--- a/drivers/w1/slaves/w1_therm.c
+++ b/drivers/w1/slaves/w1_therm.c
@@ -115,7 +115,7 @@ static struct w1_therm_family_converter w1_therm_families[] = {
115 115
116static inline int w1_DS18B20_convert_temp(u8 rom[9]) 116static inline int w1_DS18B20_convert_temp(u8 rom[9])
117{ 117{
118 s16 t = (rom[1] << 8) | rom[0]; 118 int t = ((s16)rom[1] << 8) | rom[0];
119 t = t*1000/16; 119 t = t*1000/16;
120 return t; 120 return t;
121} 121}
diff --git a/fs/btrfs/ctree.c b/fs/btrfs/ctree.c
index 551177c0011a..35443cc4b9a9 100644
--- a/fs/btrfs/ctree.c
+++ b/fs/btrfs/ctree.c
@@ -1530,8 +1530,7 @@ again:
1530 * for higher level blocks, try not to allocate blocks 1530 * for higher level blocks, try not to allocate blocks
1531 * with the block and the parent locks held. 1531 * with the block and the parent locks held.
1532 */ 1532 */
1533 if (level > 0 && !prealloc_block.objectid && 1533 if (level > 0 && !prealloc_block.objectid) {
1534 btrfs_path_lock_waiting(p, level)) {
1535 u32 size = b->len; 1534 u32 size = b->len;
1536 u64 hint = b->start; 1535 u64 hint = b->start;
1537 1536
diff --git a/fs/btrfs/locking.c b/fs/btrfs/locking.c
index 68fd9ccf1805..9ebe9385129b 100644
--- a/fs/btrfs/locking.c
+++ b/fs/btrfs/locking.c
@@ -236,25 +236,3 @@ int btrfs_tree_locked(struct extent_buffer *eb)
236 return test_bit(EXTENT_BUFFER_BLOCKING, &eb->bflags) || 236 return test_bit(EXTENT_BUFFER_BLOCKING, &eb->bflags) ||
237 spin_is_locked(&eb->lock); 237 spin_is_locked(&eb->lock);
238} 238}
239
240/*
241 * btrfs_search_slot uses this to decide if it should drop its locks
242 * before doing something expensive like allocating free blocks for cow.
243 */
244int btrfs_path_lock_waiting(struct btrfs_path *path, int level)
245{
246 int i;
247 struct extent_buffer *eb;
248
249 for (i = level; i <= level + 1 && i < BTRFS_MAX_LEVEL; i++) {
250 eb = path->nodes[i];
251 if (!eb)
252 break;
253 smp_mb();
254 if (spin_is_contended(&eb->lock) ||
255 waitqueue_active(&eb->lock_wq))
256 return 1;
257 }
258 return 0;
259}
260
diff --git a/fs/btrfs/locking.h b/fs/btrfs/locking.h
index d92e707f5870..6bb0afbff928 100644
--- a/fs/btrfs/locking.h
+++ b/fs/btrfs/locking.h
@@ -26,8 +26,6 @@ int btrfs_tree_locked(struct extent_buffer *eb);
26int btrfs_try_tree_lock(struct extent_buffer *eb); 26int btrfs_try_tree_lock(struct extent_buffer *eb);
27int btrfs_try_spin_lock(struct extent_buffer *eb); 27int btrfs_try_spin_lock(struct extent_buffer *eb);
28 28
29int btrfs_path_lock_waiting(struct btrfs_path *path, int level);
30
31void btrfs_set_lock_blocking(struct extent_buffer *eb); 29void btrfs_set_lock_blocking(struct extent_buffer *eb);
32void btrfs_clear_lock_blocking(struct extent_buffer *eb); 30void btrfs_clear_lock_blocking(struct extent_buffer *eb);
33#endif 31#endif
diff --git a/fs/ext2/super.c b/fs/ext2/super.c
index da8bdeaa2e6d..7c6e3606f0ec 100644
--- a/fs/ext2/super.c
+++ b/fs/ext2/super.c
@@ -1185,9 +1185,12 @@ static int ext2_remount (struct super_block * sb, int * flags, char * data)
1185 es = sbi->s_es; 1185 es = sbi->s_es;
1186 if (((sbi->s_mount_opt & EXT2_MOUNT_XIP) != 1186 if (((sbi->s_mount_opt & EXT2_MOUNT_XIP) !=
1187 (old_mount_opt & EXT2_MOUNT_XIP)) && 1187 (old_mount_opt & EXT2_MOUNT_XIP)) &&
1188 invalidate_inodes(sb)) 1188 invalidate_inodes(sb)) {
1189 ext2_warning(sb, __func__, "busy inodes while remounting "\ 1189 ext2_warning(sb, __func__, "refusing change of xip flag "
1190 "xip remain in cache (no functional problem)"); 1190 "with busy inodes while remounting");
1191 sbi->s_mount_opt &= ~EXT2_MOUNT_XIP;
1192 sbi->s_mount_opt |= old_mount_opt & EXT2_MOUNT_XIP;
1193 }
1191 if ((*flags & MS_RDONLY) == (sb->s_flags & MS_RDONLY)) 1194 if ((*flags & MS_RDONLY) == (sb->s_flags & MS_RDONLY))
1192 return 0; 1195 return 0;
1193 if (*flags & MS_RDONLY) { 1196 if (*flags & MS_RDONLY) {
diff --git a/fs/ext3/super.c b/fs/ext3/super.c
index b70d90e08a3c..4a970411a458 100644
--- a/fs/ext3/super.c
+++ b/fs/ext3/super.c
@@ -2428,12 +2428,13 @@ static void ext3_write_super (struct super_block * sb)
2428 2428
2429static int ext3_sync_fs(struct super_block *sb, int wait) 2429static int ext3_sync_fs(struct super_block *sb, int wait)
2430{ 2430{
2431 sb->s_dirt = 0; 2431 tid_t target;
2432 if (wait)
2433 ext3_force_commit(sb);
2434 else
2435 journal_start_commit(EXT3_SB(sb)->s_journal, NULL);
2436 2432
2433 sb->s_dirt = 0;
2434 if (journal_start_commit(EXT3_SB(sb)->s_journal, &target)) {
2435 if (wait)
2436 log_wait_commit(EXT3_SB(sb)->s_journal, target);
2437 }
2437 return 0; 2438 return 0;
2438} 2439}
2439 2440
diff --git a/fs/hugetlbfs/inode.c b/fs/hugetlbfs/inode.c
index 6903d37af037..9b800d97a687 100644
--- a/fs/hugetlbfs/inode.c
+++ b/fs/hugetlbfs/inode.c
@@ -108,7 +108,8 @@ static int hugetlbfs_file_mmap(struct file *file, struct vm_area_struct *vma)
108 108
109 if (hugetlb_reserve_pages(inode, 109 if (hugetlb_reserve_pages(inode,
110 vma->vm_pgoff >> huge_page_order(h), 110 vma->vm_pgoff >> huge_page_order(h),
111 len >> huge_page_shift(h), vma)) 111 len >> huge_page_shift(h), vma,
112 vma->vm_flags))
112 goto out; 113 goto out;
113 114
114 ret = 0; 115 ret = 0;
@@ -947,7 +948,7 @@ static int can_do_hugetlb_shm(void)
947 can_do_mlock()); 948 can_do_mlock());
948} 949}
949 950
950struct file *hugetlb_file_setup(const char *name, size_t size) 951struct file *hugetlb_file_setup(const char *name, size_t size, int acctflag)
951{ 952{
952 int error = -ENOMEM; 953 int error = -ENOMEM;
953 struct file *file; 954 struct file *file;
@@ -981,7 +982,8 @@ struct file *hugetlb_file_setup(const char *name, size_t size)
981 982
982 error = -ENOMEM; 983 error = -ENOMEM;
983 if (hugetlb_reserve_pages(inode, 0, 984 if (hugetlb_reserve_pages(inode, 0,
984 size >> huge_page_shift(hstate_inode(inode)), NULL)) 985 size >> huge_page_shift(hstate_inode(inode)), NULL,
986 acctflag))
985 goto out_inode; 987 goto out_inode;
986 988
987 d_instantiate(dentry, inode); 989 d_instantiate(dentry, inode);
diff --git a/fs/jbd/journal.c b/fs/jbd/journal.c
index 9e4fa52d7dc8..e79c07812afa 100644
--- a/fs/jbd/journal.c
+++ b/fs/jbd/journal.c
@@ -427,7 +427,7 @@ int __log_space_left(journal_t *journal)
427} 427}
428 428
429/* 429/*
430 * Called under j_state_lock. Returns true if a transaction was started. 430 * Called under j_state_lock. Returns true if a transaction commit was started.
431 */ 431 */
432int __log_start_commit(journal_t *journal, tid_t target) 432int __log_start_commit(journal_t *journal, tid_t target)
433{ 433{
@@ -495,7 +495,8 @@ int journal_force_commit_nested(journal_t *journal)
495 495
496/* 496/*
497 * Start a commit of the current running transaction (if any). Returns true 497 * Start a commit of the current running transaction (if any). Returns true
498 * if a transaction was started, and fills its tid in at *ptid 498 * if a transaction is going to be committed (or is currently already
499 * committing), and fills its tid in at *ptid
499 */ 500 */
500int journal_start_commit(journal_t *journal, tid_t *ptid) 501int journal_start_commit(journal_t *journal, tid_t *ptid)
501{ 502{
@@ -505,15 +506,19 @@ int journal_start_commit(journal_t *journal, tid_t *ptid)
505 if (journal->j_running_transaction) { 506 if (journal->j_running_transaction) {
506 tid_t tid = journal->j_running_transaction->t_tid; 507 tid_t tid = journal->j_running_transaction->t_tid;
507 508
508 ret = __log_start_commit(journal, tid); 509 __log_start_commit(journal, tid);
509 if (ret && ptid) 510 /* There's a running transaction and we've just made sure
511 * it's commit has been scheduled. */
512 if (ptid)
510 *ptid = tid; 513 *ptid = tid;
511 } else if (journal->j_committing_transaction && ptid) { 514 ret = 1;
515 } else if (journal->j_committing_transaction) {
512 /* 516 /*
513 * If ext3_write_super() recently started a commit, then we 517 * If ext3_write_super() recently started a commit, then we
514 * have to wait for completion of that transaction 518 * have to wait for completion of that transaction
515 */ 519 */
516 *ptid = journal->j_committing_transaction->t_tid; 520 if (ptid)
521 *ptid = journal->j_committing_transaction->t_tid;
517 ret = 1; 522 ret = 1;
518 } 523 }
519 spin_unlock(&journal->j_state_lock); 524 spin_unlock(&journal->j_state_lock);
diff --git a/fs/lockd/svclock.c b/fs/lockd/svclock.c
index 6063a8e4b9f3..763b78a6e9de 100644
--- a/fs/lockd/svclock.c
+++ b/fs/lockd/svclock.c
@@ -427,7 +427,7 @@ nlmsvc_lock(struct svc_rqst *rqstp, struct nlm_file *file,
427 goto out; 427 goto out;
428 case -EAGAIN: 428 case -EAGAIN:
429 ret = nlm_lck_denied; 429 ret = nlm_lck_denied;
430 goto out; 430 break;
431 case FILE_LOCK_DEFERRED: 431 case FILE_LOCK_DEFERRED:
432 if (wait) 432 if (wait)
433 break; 433 break;
@@ -443,6 +443,10 @@ nlmsvc_lock(struct svc_rqst *rqstp, struct nlm_file *file,
443 goto out; 443 goto out;
444 } 444 }
445 445
446 ret = nlm_lck_denied;
447 if (!wait)
448 goto out;
449
446 ret = nlm_lck_blocked; 450 ret = nlm_lck_blocked;
447 451
448 /* Append to list of blocked */ 452 /* Append to list of blocked */
diff --git a/include/crypto/hash.h b/include/crypto/hash.h
index cd16d6e668ce..d797e119e3d5 100644
--- a/include/crypto/hash.h
+++ b/include/crypto/hash.h
@@ -222,7 +222,7 @@ static inline struct crypto_tfm *crypto_shash_tfm(struct crypto_shash *tfm)
222 222
223static inline void crypto_free_shash(struct crypto_shash *tfm) 223static inline void crypto_free_shash(struct crypto_shash *tfm)
224{ 224{
225 crypto_free_tfm(crypto_shash_tfm(tfm)); 225 crypto_destroy_tfm(tfm, crypto_shash_tfm(tfm));
226} 226}
227 227
228static inline unsigned int crypto_shash_alignmask( 228static inline unsigned int crypto_shash_alignmask(
diff --git a/include/drm/i915_drm.h b/include/drm/i915_drm.h
index b3bcf72dc656..912cd52db965 100644
--- a/include/drm/i915_drm.h
+++ b/include/drm/i915_drm.h
@@ -261,6 +261,7 @@ typedef struct drm_i915_irq_wait {
261#define I915_PARAM_LAST_DISPATCH 3 261#define I915_PARAM_LAST_DISPATCH 3
262#define I915_PARAM_CHIPSET_ID 4 262#define I915_PARAM_CHIPSET_ID 4
263#define I915_PARAM_HAS_GEM 5 263#define I915_PARAM_HAS_GEM 5
264#define I915_PARAM_NUM_FENCES_AVAIL 6
264 265
265typedef struct drm_i915_getparam { 266typedef struct drm_i915_getparam {
266 int param; 267 int param;
@@ -272,6 +273,7 @@ typedef struct drm_i915_getparam {
272#define I915_SETPARAM_USE_MI_BATCHBUFFER_START 1 273#define I915_SETPARAM_USE_MI_BATCHBUFFER_START 1
273#define I915_SETPARAM_TEX_LRU_LOG_GRANULARITY 2 274#define I915_SETPARAM_TEX_LRU_LOG_GRANULARITY 2
274#define I915_SETPARAM_ALLOW_BATCHBUFFER 3 275#define I915_SETPARAM_ALLOW_BATCHBUFFER 3
276#define I915_SETPARAM_NUM_USED_FENCES 4
275 277
276typedef struct drm_i915_setparam { 278typedef struct drm_i915_setparam {
277 int param; 279 int param;
diff --git a/include/linux/cgroup.h b/include/linux/cgroup.h
index e4e8e117d27d..499900d0cee7 100644
--- a/include/linux/cgroup.h
+++ b/include/linux/cgroup.h
@@ -378,6 +378,7 @@ struct cgroup_subsys {
378 * - initiating hotplug events 378 * - initiating hotplug events
379 */ 379 */
380 struct mutex hierarchy_mutex; 380 struct mutex hierarchy_mutex;
381 struct lock_class_key subsys_key;
381 382
382 /* 383 /*
383 * Link to parent, and list entry in parent's children. 384 * Link to parent, and list entry in parent's children.
diff --git a/include/linux/crypto.h b/include/linux/crypto.h
index 3bacd71509fb..1f2e9020acc6 100644
--- a/include/linux/crypto.h
+++ b/include/linux/crypto.h
@@ -552,7 +552,12 @@ struct crypto_tfm *crypto_alloc_tfm(const char *alg_name,
552 const struct crypto_type *frontend, 552 const struct crypto_type *frontend,
553 u32 type, u32 mask); 553 u32 type, u32 mask);
554struct crypto_tfm *crypto_alloc_base(const char *alg_name, u32 type, u32 mask); 554struct crypto_tfm *crypto_alloc_base(const char *alg_name, u32 type, u32 mask);
555void crypto_free_tfm(struct crypto_tfm *tfm); 555void crypto_destroy_tfm(void *mem, struct crypto_tfm *tfm);
556
557static inline void crypto_free_tfm(struct crypto_tfm *tfm)
558{
559 return crypto_destroy_tfm(tfm, tfm);
560}
556 561
557int alg_test(const char *driver, const char *alg, u32 type, u32 mask); 562int alg_test(const char *driver, const char *alg, u32 type, u32 mask);
558 563
diff --git a/include/linux/dmaengine.h b/include/linux/dmaengine.h
index 3e0f64c335c8..3e68469c1885 100644
--- a/include/linux/dmaengine.h
+++ b/include/linux/dmaengine.h
@@ -282,6 +282,18 @@ static inline void dmaengine_put(void)
282} 282}
283#endif 283#endif
284 284
285#ifdef CONFIG_NET_DMA
286#define net_dmaengine_get() dmaengine_get()
287#define net_dmaengine_put() dmaengine_put()
288#else
289static inline void net_dmaengine_get(void)
290{
291}
292static inline void net_dmaengine_put(void)
293{
294}
295#endif
296
285dma_cookie_t dma_async_memcpy_buf_to_buf(struct dma_chan *chan, 297dma_cookie_t dma_async_memcpy_buf_to_buf(struct dma_chan *chan,
286 void *dest, void *src, size_t len); 298 void *dest, void *src, size_t len);
287dma_cookie_t dma_async_memcpy_buf_to_pg(struct dma_chan *chan, 299dma_cookie_t dma_async_memcpy_buf_to_pg(struct dma_chan *chan,
diff --git a/include/linux/hugetlb.h b/include/linux/hugetlb.h
index f1d2fba19ea0..03be7f29ca01 100644
--- a/include/linux/hugetlb.h
+++ b/include/linux/hugetlb.h
@@ -33,7 +33,8 @@ unsigned long hugetlb_total_pages(void);
33int hugetlb_fault(struct mm_struct *mm, struct vm_area_struct *vma, 33int hugetlb_fault(struct mm_struct *mm, struct vm_area_struct *vma,
34 unsigned long address, int write_access); 34 unsigned long address, int write_access);
35int hugetlb_reserve_pages(struct inode *inode, long from, long to, 35int hugetlb_reserve_pages(struct inode *inode, long from, long to,
36 struct vm_area_struct *vma); 36 struct vm_area_struct *vma,
37 int acctflags);
37void hugetlb_unreserve_pages(struct inode *inode, long offset, long freed); 38void hugetlb_unreserve_pages(struct inode *inode, long offset, long freed);
38 39
39extern unsigned long hugepages_treat_as_movable; 40extern unsigned long hugepages_treat_as_movable;
@@ -138,7 +139,7 @@ static inline struct hugetlbfs_sb_info *HUGETLBFS_SB(struct super_block *sb)
138 139
139extern const struct file_operations hugetlbfs_file_operations; 140extern const struct file_operations hugetlbfs_file_operations;
140extern struct vm_operations_struct hugetlb_vm_ops; 141extern struct vm_operations_struct hugetlb_vm_ops;
141struct file *hugetlb_file_setup(const char *name, size_t); 142struct file *hugetlb_file_setup(const char *name, size_t, int);
142int hugetlb_get_quota(struct address_space *mapping, long delta); 143int hugetlb_get_quota(struct address_space *mapping, long delta);
143void hugetlb_put_quota(struct address_space *mapping, long delta); 144void hugetlb_put_quota(struct address_space *mapping, long delta);
144 145
@@ -158,9 +159,9 @@ static inline void set_file_hugepages(struct file *file)
158} 159}
159#else /* !CONFIG_HUGETLBFS */ 160#else /* !CONFIG_HUGETLBFS */
160 161
161#define is_file_hugepages(file) 0 162#define is_file_hugepages(file) 0
162#define set_file_hugepages(file) BUG() 163#define set_file_hugepages(file) BUG()
163#define hugetlb_file_setup(name,size) ERR_PTR(-ENOSYS) 164#define hugetlb_file_setup(name,size,acctflag) ERR_PTR(-ENOSYS)
164 165
165#endif /* !CONFIG_HUGETLBFS */ 166#endif /* !CONFIG_HUGETLBFS */
166 167
diff --git a/include/linux/init_task.h b/include/linux/init_task.h
index dc4ef0023d88..2ee96942a9d6 100644
--- a/include/linux/init_task.h
+++ b/include/linux/init_task.h
@@ -48,12 +48,11 @@ extern struct fs_struct init_fs;
48 .posix_timers = LIST_HEAD_INIT(sig.posix_timers), \ 48 .posix_timers = LIST_HEAD_INIT(sig.posix_timers), \
49 .cpu_timers = INIT_CPU_TIMERS(sig.cpu_timers), \ 49 .cpu_timers = INIT_CPU_TIMERS(sig.cpu_timers), \
50 .rlim = INIT_RLIMITS, \ 50 .rlim = INIT_RLIMITS, \
51 .cputime = { .totals = { \ 51 .cputimer = { \
52 .utime = cputime_zero, \ 52 .cputime = INIT_CPUTIME, \
53 .stime = cputime_zero, \ 53 .running = 0, \
54 .sum_exec_runtime = 0, \ 54 .lock = __SPIN_LOCK_UNLOCKED(sig.cputimer.lock), \
55 .lock = __SPIN_LOCK_UNLOCKED(sig.cputime.totals.lock), \ 55 }, \
56 }, }, \
57} 56}
58 57
59extern struct nsproxy init_nsproxy; 58extern struct nsproxy init_nsproxy;
diff --git a/include/linux/mm.h b/include/linux/mm.h
index e8ddc98b8405..323561582c10 100644
--- a/include/linux/mm.h
+++ b/include/linux/mm.h
@@ -1129,8 +1129,7 @@ extern unsigned long do_mmap_pgoff(struct file *file, unsigned long addr,
1129 unsigned long flag, unsigned long pgoff); 1129 unsigned long flag, unsigned long pgoff);
1130extern unsigned long mmap_region(struct file *file, unsigned long addr, 1130extern unsigned long mmap_region(struct file *file, unsigned long addr,
1131 unsigned long len, unsigned long flags, 1131 unsigned long len, unsigned long flags,
1132 unsigned int vm_flags, unsigned long pgoff, 1132 unsigned int vm_flags, unsigned long pgoff);
1133 int accountable);
1134 1133
1135static inline unsigned long do_mmap(struct file *file, unsigned long addr, 1134static inline unsigned long do_mmap(struct file *file, unsigned long addr,
1136 unsigned long len, unsigned long prot, 1135 unsigned long len, unsigned long prot,
diff --git a/include/linux/sched.h b/include/linux/sched.h
index 7200c1bb8dde..726d27044778 100644
--- a/include/linux/sched.h
+++ b/include/linux/sched.h
@@ -446,7 +446,6 @@ struct pacct_struct {
446 * @utime: time spent in user mode, in &cputime_t units 446 * @utime: time spent in user mode, in &cputime_t units
447 * @stime: time spent in kernel mode, in &cputime_t units 447 * @stime: time spent in kernel mode, in &cputime_t units
448 * @sum_exec_runtime: total time spent on the CPU, in nanoseconds 448 * @sum_exec_runtime: total time spent on the CPU, in nanoseconds
449 * @lock: lock for fields in this struct
450 * 449 *
451 * This structure groups together three kinds of CPU time that are 450 * This structure groups together three kinds of CPU time that are
452 * tracked for threads and thread groups. Most things considering 451 * tracked for threads and thread groups. Most things considering
@@ -457,23 +456,33 @@ struct task_cputime {
457 cputime_t utime; 456 cputime_t utime;
458 cputime_t stime; 457 cputime_t stime;
459 unsigned long long sum_exec_runtime; 458 unsigned long long sum_exec_runtime;
460 spinlock_t lock;
461}; 459};
462/* Alternate field names when used to cache expirations. */ 460/* Alternate field names when used to cache expirations. */
463#define prof_exp stime 461#define prof_exp stime
464#define virt_exp utime 462#define virt_exp utime
465#define sched_exp sum_exec_runtime 463#define sched_exp sum_exec_runtime
466 464
465#define INIT_CPUTIME \
466 (struct task_cputime) { \
467 .utime = cputime_zero, \
468 .stime = cputime_zero, \
469 .sum_exec_runtime = 0, \
470 }
471
467/** 472/**
468 * struct thread_group_cputime - thread group interval timer counts 473 * struct thread_group_cputimer - thread group interval timer counts
469 * @totals: thread group interval timers; substructure for 474 * @cputime: thread group interval timers.
470 * uniprocessor kernel, per-cpu for SMP kernel. 475 * @running: non-zero when there are timers running and
476 * @cputime receives updates.
477 * @lock: lock for fields in this struct.
471 * 478 *
472 * This structure contains the version of task_cputime, above, that is 479 * This structure contains the version of task_cputime, above, that is
473 * used for thread group CPU clock calculations. 480 * used for thread group CPU timer calculations.
474 */ 481 */
475struct thread_group_cputime { 482struct thread_group_cputimer {
476 struct task_cputime totals; 483 struct task_cputime cputime;
484 int running;
485 spinlock_t lock;
477}; 486};
478 487
479/* 488/*
@@ -522,10 +531,10 @@ struct signal_struct {
522 cputime_t it_prof_incr, it_virt_incr; 531 cputime_t it_prof_incr, it_virt_incr;
523 532
524 /* 533 /*
525 * Thread group totals for process CPU clocks. 534 * Thread group totals for process CPU timers.
526 * See thread_group_cputime(), et al, for details. 535 * See thread_group_cputimer(), et al, for details.
527 */ 536 */
528 struct thread_group_cputime cputime; 537 struct thread_group_cputimer cputimer;
529 538
530 /* Earliest-expiration cache. */ 539 /* Earliest-expiration cache. */
531 struct task_cputime cputime_expires; 540 struct task_cputime cputime_expires;
@@ -562,7 +571,7 @@ struct signal_struct {
562 * Live threads maintain their own counters and add to these 571 * Live threads maintain their own counters and add to these
563 * in __exit_signal, except for the group leader. 572 * in __exit_signal, except for the group leader.
564 */ 573 */
565 cputime_t cutime, cstime; 574 cputime_t utime, stime, cutime, cstime;
566 cputime_t gtime; 575 cputime_t gtime;
567 cputime_t cgtime; 576 cputime_t cgtime;
568 unsigned long nvcsw, nivcsw, cnvcsw, cnivcsw; 577 unsigned long nvcsw, nivcsw, cnvcsw, cnivcsw;
@@ -571,6 +580,14 @@ struct signal_struct {
571 struct task_io_accounting ioac; 580 struct task_io_accounting ioac;
572 581
573 /* 582 /*
583 * Cumulative ns of schedule CPU time fo dead threads in the
584 * group, not including a zombie group leader, (This only differs
585 * from jiffies_to_ns(utime + stime) if sched_clock uses something
586 * other than jiffies.)
587 */
588 unsigned long long sum_sched_runtime;
589
590 /*
574 * We don't bother to synchronize most readers of this at all, 591 * We don't bother to synchronize most readers of this at all,
575 * because there is no reader checking a limit that actually needs 592 * because there is no reader checking a limit that actually needs
576 * to get both rlim_cur and rlim_max atomically, and either one 593 * to get both rlim_cur and rlim_max atomically, and either one
@@ -2200,27 +2217,14 @@ static inline int spin_needbreak(spinlock_t *lock)
2200/* 2217/*
2201 * Thread group CPU time accounting. 2218 * Thread group CPU time accounting.
2202 */ 2219 */
2203 2220void thread_group_cputime(struct task_struct *tsk, struct task_cputime *times);
2204static inline 2221void thread_group_cputimer(struct task_struct *tsk, struct task_cputime *times);
2205void thread_group_cputime(struct task_struct *tsk, struct task_cputime *times)
2206{
2207 struct task_cputime *totals = &tsk->signal->cputime.totals;
2208 unsigned long flags;
2209
2210 spin_lock_irqsave(&totals->lock, flags);
2211 *times = *totals;
2212 spin_unlock_irqrestore(&totals->lock, flags);
2213}
2214 2222
2215static inline void thread_group_cputime_init(struct signal_struct *sig) 2223static inline void thread_group_cputime_init(struct signal_struct *sig)
2216{ 2224{
2217 sig->cputime.totals = (struct task_cputime){ 2225 sig->cputimer.cputime = INIT_CPUTIME;
2218 .utime = cputime_zero, 2226 spin_lock_init(&sig->cputimer.lock);
2219 .stime = cputime_zero, 2227 sig->cputimer.running = 0;
2220 .sum_exec_runtime = 0,
2221 };
2222
2223 spin_lock_init(&sig->cputime.totals.lock);
2224} 2228}
2225 2229
2226static inline void thread_group_cputime_free(struct signal_struct *sig) 2230static inline void thread_group_cputime_free(struct signal_struct *sig)
diff --git a/include/linux/spinlock.h b/include/linux/spinlock.h
index e0c0fccced46..a0c66a2e00ad 100644
--- a/include/linux/spinlock.h
+++ b/include/linux/spinlock.h
@@ -124,7 +124,12 @@ do { \
124#ifdef CONFIG_GENERIC_LOCKBREAK 124#ifdef CONFIG_GENERIC_LOCKBREAK
125#define spin_is_contended(lock) ((lock)->break_lock) 125#define spin_is_contended(lock) ((lock)->break_lock)
126#else 126#else
127
128#ifdef __raw_spin_is_contended
127#define spin_is_contended(lock) __raw_spin_is_contended(&(lock)->raw_lock) 129#define spin_is_contended(lock) __raw_spin_is_contended(&(lock)->raw_lock)
130#else
131#define spin_is_contended(lock) (((void)(lock), 0))
132#endif /*__raw_spin_is_contended*/
128#endif 133#endif
129 134
130/** 135/**
diff --git a/include/linux/syscalls.h b/include/linux/syscalls.h
index ff957a115cc6..88255d3261a4 100644
--- a/include/linux/syscalls.h
+++ b/include/linux/syscalls.h
@@ -96,13 +96,13 @@ struct perf_counter_hw_event;
96#define __SC_TEST5(t5, a5, ...) __SC_TEST(t5); __SC_TEST4(__VA_ARGS__) 96#define __SC_TEST5(t5, a5, ...) __SC_TEST(t5); __SC_TEST4(__VA_ARGS__)
97#define __SC_TEST6(t6, a6, ...) __SC_TEST(t6); __SC_TEST5(__VA_ARGS__) 97#define __SC_TEST6(t6, a6, ...) __SC_TEST(t6); __SC_TEST5(__VA_ARGS__)
98 98
99#define SYSCALL_DEFINE0(name) asmlinkage long sys_##name(void) 99#define SYSCALL_DEFINE0(name) asmlinkage long sys_##name(void)
100#define SYSCALL_DEFINE1(...) SYSCALL_DEFINEx(1, __VA_ARGS__) 100#define SYSCALL_DEFINE1(name, ...) SYSCALL_DEFINEx(1, _##name, __VA_ARGS__)
101#define SYSCALL_DEFINE2(...) SYSCALL_DEFINEx(2, __VA_ARGS__) 101#define SYSCALL_DEFINE2(name, ...) SYSCALL_DEFINEx(2, _##name, __VA_ARGS__)
102#define SYSCALL_DEFINE3(...) SYSCALL_DEFINEx(3, __VA_ARGS__) 102#define SYSCALL_DEFINE3(name, ...) SYSCALL_DEFINEx(3, _##name, __VA_ARGS__)
103#define SYSCALL_DEFINE4(...) SYSCALL_DEFINEx(4, __VA_ARGS__) 103#define SYSCALL_DEFINE4(name, ...) SYSCALL_DEFINEx(4, _##name, __VA_ARGS__)
104#define SYSCALL_DEFINE5(...) SYSCALL_DEFINEx(5, __VA_ARGS__) 104#define SYSCALL_DEFINE5(name, ...) SYSCALL_DEFINEx(5, _##name, __VA_ARGS__)
105#define SYSCALL_DEFINE6(...) SYSCALL_DEFINEx(6, __VA_ARGS__) 105#define SYSCALL_DEFINE6(name, ...) SYSCALL_DEFINEx(6, _##name, __VA_ARGS__)
106 106
107#ifdef CONFIG_PPC64 107#ifdef CONFIG_PPC64
108#define SYSCALL_ALIAS(alias, name) \ 108#define SYSCALL_ALIAS(alias, name) \
@@ -122,21 +122,21 @@ struct perf_counter_hw_event;
122 122
123#define SYSCALL_DEFINE(name) static inline long SYSC_##name 123#define SYSCALL_DEFINE(name) static inline long SYSC_##name
124#define SYSCALL_DEFINEx(x, name, ...) \ 124#define SYSCALL_DEFINEx(x, name, ...) \
125 asmlinkage long sys_##name(__SC_DECL##x(__VA_ARGS__)); \ 125 asmlinkage long sys##name(__SC_DECL##x(__VA_ARGS__)); \
126 static inline long SYSC_##name(__SC_DECL##x(__VA_ARGS__)); \ 126 static inline long SYSC##name(__SC_DECL##x(__VA_ARGS__)); \
127 asmlinkage long SyS_##name(__SC_LONG##x(__VA_ARGS__)) \ 127 asmlinkage long SyS##name(__SC_LONG##x(__VA_ARGS__)) \
128 { \ 128 { \
129 __SC_TEST##x(__VA_ARGS__); \ 129 __SC_TEST##x(__VA_ARGS__); \
130 return (long) SYSC_##name(__SC_CAST##x(__VA_ARGS__)); \ 130 return (long) SYSC##name(__SC_CAST##x(__VA_ARGS__)); \
131 } \ 131 } \
132 SYSCALL_ALIAS(sys_##name, SyS_##name); \ 132 SYSCALL_ALIAS(sys##name, SyS##name); \
133 static inline long SYSC_##name(__SC_DECL##x(__VA_ARGS__)) 133 static inline long SYSC##name(__SC_DECL##x(__VA_ARGS__))
134 134
135#else /* CONFIG_HAVE_SYSCALL_WRAPPERS */ 135#else /* CONFIG_HAVE_SYSCALL_WRAPPERS */
136 136
137#define SYSCALL_DEFINE(name) asmlinkage long sys_##name 137#define SYSCALL_DEFINE(name) asmlinkage long sys_##name
138#define SYSCALL_DEFINEx(x, name, ...) \ 138#define SYSCALL_DEFINEx(x, name, ...) \
139 asmlinkage long sys_##name(__SC_DECL##x(__VA_ARGS__)) 139 asmlinkage long sys##name(__SC_DECL##x(__VA_ARGS__))
140 140
141#endif /* CONFIG_HAVE_SYSCALL_WRAPPERS */ 141#endif /* CONFIG_HAVE_SYSCALL_WRAPPERS */
142 142
diff --git a/ipc/shm.c b/ipc/shm.c
index f8f69fad3a27..05d51d2a792c 100644
--- a/ipc/shm.c
+++ b/ipc/shm.c
@@ -340,6 +340,7 @@ static int newseg(struct ipc_namespace *ns, struct ipc_params *params)
340 struct file * file; 340 struct file * file;
341 char name[13]; 341 char name[13];
342 int id; 342 int id;
343 int acctflag = 0;
343 344
344 if (size < SHMMIN || size > ns->shm_ctlmax) 345 if (size < SHMMIN || size > ns->shm_ctlmax)
345 return -EINVAL; 346 return -EINVAL;
@@ -364,11 +365,12 @@ static int newseg(struct ipc_namespace *ns, struct ipc_params *params)
364 365
365 sprintf (name, "SYSV%08x", key); 366 sprintf (name, "SYSV%08x", key);
366 if (shmflg & SHM_HUGETLB) { 367 if (shmflg & SHM_HUGETLB) {
367 /* hugetlb_file_setup takes care of mlock user accounting */ 368 /* hugetlb_file_setup applies strict accounting */
368 file = hugetlb_file_setup(name, size); 369 if (shmflg & SHM_NORESERVE)
370 acctflag = VM_NORESERVE;
371 file = hugetlb_file_setup(name, size, acctflag);
369 shp->mlock_user = current_user(); 372 shp->mlock_user = current_user();
370 } else { 373 } else {
371 int acctflag = 0;
372 /* 374 /*
373 * Do not allow no accounting for OVERCOMMIT_NEVER, even 375 * Do not allow no accounting for OVERCOMMIT_NEVER, even
374 * if it's asked for. 376 * if it's asked for.
diff --git a/kernel/cgroup.c b/kernel/cgroup.c
index 5a54ff42874e..e14db9c089b9 100644
--- a/kernel/cgroup.c
+++ b/kernel/cgroup.c
@@ -2351,7 +2351,7 @@ static void cgroup_lock_hierarchy(struct cgroupfs_root *root)
2351 for (i = 0; i < CGROUP_SUBSYS_COUNT; i++) { 2351 for (i = 0; i < CGROUP_SUBSYS_COUNT; i++) {
2352 struct cgroup_subsys *ss = subsys[i]; 2352 struct cgroup_subsys *ss = subsys[i];
2353 if (ss->root == root) 2353 if (ss->root == root)
2354 mutex_lock_nested(&ss->hierarchy_mutex, i); 2354 mutex_lock(&ss->hierarchy_mutex);
2355 } 2355 }
2356} 2356}
2357 2357
@@ -2637,6 +2637,7 @@ static void __init cgroup_init_subsys(struct cgroup_subsys *ss)
2637 BUG_ON(!list_empty(&init_task.tasks)); 2637 BUG_ON(!list_empty(&init_task.tasks));
2638 2638
2639 mutex_init(&ss->hierarchy_mutex); 2639 mutex_init(&ss->hierarchy_mutex);
2640 lockdep_set_class(&ss->hierarchy_mutex, &ss->subsys_key);
2640 ss->active = 1; 2641 ss->active = 1;
2641} 2642}
2642 2643
diff --git a/kernel/exit.c b/kernel/exit.c
index a1b18c03b4c0..f52c24eb8a8f 100644
--- a/kernel/exit.c
+++ b/kernel/exit.c
@@ -118,6 +118,8 @@ static void __exit_signal(struct task_struct *tsk)
118 * We won't ever get here for the group leader, since it 118 * We won't ever get here for the group leader, since it
119 * will have been the last reference on the signal_struct. 119 * will have been the last reference on the signal_struct.
120 */ 120 */
121 sig->utime = cputime_add(sig->utime, task_utime(tsk));
122 sig->stime = cputime_add(sig->stime, task_stime(tsk));
121 sig->gtime = cputime_add(sig->gtime, task_gtime(tsk)); 123 sig->gtime = cputime_add(sig->gtime, task_gtime(tsk));
122 sig->min_flt += tsk->min_flt; 124 sig->min_flt += tsk->min_flt;
123 sig->maj_flt += tsk->maj_flt; 125 sig->maj_flt += tsk->maj_flt;
@@ -126,6 +128,7 @@ static void __exit_signal(struct task_struct *tsk)
126 sig->inblock += task_io_get_inblock(tsk); 128 sig->inblock += task_io_get_inblock(tsk);
127 sig->oublock += task_io_get_oublock(tsk); 129 sig->oublock += task_io_get_oublock(tsk);
128 task_io_accounting_add(&sig->ioac, &tsk->ioac); 130 task_io_accounting_add(&sig->ioac, &tsk->ioac);
131 sig->sum_sched_runtime += tsk->se.sum_exec_runtime;
129 sig = NULL; /* Marker for below. */ 132 sig = NULL; /* Marker for below. */
130 } 133 }
131 134
diff --git a/kernel/fork.c b/kernel/fork.c
index b01c5b04bcff..4640a3e0085e 100644
--- a/kernel/fork.c
+++ b/kernel/fork.c
@@ -856,13 +856,14 @@ static int copy_signal(unsigned long clone_flags, struct task_struct *tsk)
856 sig->tty_old_pgrp = NULL; 856 sig->tty_old_pgrp = NULL;
857 sig->tty = NULL; 857 sig->tty = NULL;
858 858
859 sig->cutime = sig->cstime = cputime_zero; 859 sig->utime = sig->stime = sig->cutime = sig->cstime = cputime_zero;
860 sig->gtime = cputime_zero; 860 sig->gtime = cputime_zero;
861 sig->cgtime = cputime_zero; 861 sig->cgtime = cputime_zero;
862 sig->nvcsw = sig->nivcsw = sig->cnvcsw = sig->cnivcsw = 0; 862 sig->nvcsw = sig->nivcsw = sig->cnvcsw = sig->cnivcsw = 0;
863 sig->min_flt = sig->maj_flt = sig->cmin_flt = sig->cmaj_flt = 0; 863 sig->min_flt = sig->maj_flt = sig->cmin_flt = sig->cmaj_flt = 0;
864 sig->inblock = sig->oublock = sig->cinblock = sig->coublock = 0; 864 sig->inblock = sig->oublock = sig->cinblock = sig->coublock = 0;
865 task_io_accounting_init(&sig->ioac); 865 task_io_accounting_init(&sig->ioac);
866 sig->sum_sched_runtime = 0;
866 taskstats_tgid_init(sig); 867 taskstats_tgid_init(sig);
867 868
868 task_lock(current->group_leader); 869 task_lock(current->group_leader);
@@ -1100,7 +1101,7 @@ static struct task_struct *copy_process(unsigned long clone_flags,
1100#ifdef CONFIG_DEBUG_MUTEXES 1101#ifdef CONFIG_DEBUG_MUTEXES
1101 p->blocked_on = NULL; /* not blocked yet */ 1102 p->blocked_on = NULL; /* not blocked yet */
1102#endif 1103#endif
1103 if (unlikely(ptrace_reparented(current))) 1104 if (unlikely(current->ptrace))
1104 ptrace_fork(p, clone_flags); 1105 ptrace_fork(p, clone_flags);
1105 1106
1106 /* Perform scheduler related setup. Assign this task to a CPU. */ 1107 /* Perform scheduler related setup. Assign this task to a CPU. */
diff --git a/kernel/itimer.c b/kernel/itimer.c
index 6a5fe93dd8bd..58762f7077ec 100644
--- a/kernel/itimer.c
+++ b/kernel/itimer.c
@@ -62,7 +62,7 @@ int do_getitimer(int which, struct itimerval *value)
62 struct task_cputime cputime; 62 struct task_cputime cputime;
63 cputime_t utime; 63 cputime_t utime;
64 64
65 thread_group_cputime(tsk, &cputime); 65 thread_group_cputimer(tsk, &cputime);
66 utime = cputime.utime; 66 utime = cputime.utime;
67 if (cputime_le(cval, utime)) { /* about to fire */ 67 if (cputime_le(cval, utime)) { /* about to fire */
68 cval = jiffies_to_cputime(1); 68 cval = jiffies_to_cputime(1);
@@ -82,7 +82,7 @@ int do_getitimer(int which, struct itimerval *value)
82 struct task_cputime times; 82 struct task_cputime times;
83 cputime_t ptime; 83 cputime_t ptime;
84 84
85 thread_group_cputime(tsk, &times); 85 thread_group_cputimer(tsk, &times);
86 ptime = cputime_add(times.utime, times.stime); 86 ptime = cputime_add(times.utime, times.stime);
87 if (cputime_le(cval, ptime)) { /* about to fire */ 87 if (cputime_le(cval, ptime)) { /* about to fire */
88 cval = jiffies_to_cputime(1); 88 cval = jiffies_to_cputime(1);
diff --git a/kernel/posix-cpu-timers.c b/kernel/posix-cpu-timers.c
index fa07da94d7be..2313a4cc14ea 100644
--- a/kernel/posix-cpu-timers.c
+++ b/kernel/posix-cpu-timers.c
@@ -230,6 +230,71 @@ static int cpu_clock_sample(const clockid_t which_clock, struct task_struct *p,
230 return 0; 230 return 0;
231} 231}
232 232
233void thread_group_cputime(struct task_struct *tsk, struct task_cputime *times)
234{
235 struct sighand_struct *sighand;
236 struct signal_struct *sig;
237 struct task_struct *t;
238
239 *times = INIT_CPUTIME;
240
241 rcu_read_lock();
242 sighand = rcu_dereference(tsk->sighand);
243 if (!sighand)
244 goto out;
245
246 sig = tsk->signal;
247
248 t = tsk;
249 do {
250 times->utime = cputime_add(times->utime, t->utime);
251 times->stime = cputime_add(times->stime, t->stime);
252 times->sum_exec_runtime += t->se.sum_exec_runtime;
253
254 t = next_thread(t);
255 } while (t != tsk);
256
257 times->utime = cputime_add(times->utime, sig->utime);
258 times->stime = cputime_add(times->stime, sig->stime);
259 times->sum_exec_runtime += sig->sum_sched_runtime;
260out:
261 rcu_read_unlock();
262}
263
264static void update_gt_cputime(struct task_cputime *a, struct task_cputime *b)
265{
266 if (cputime_gt(b->utime, a->utime))
267 a->utime = b->utime;
268
269 if (cputime_gt(b->stime, a->stime))
270 a->stime = b->stime;
271
272 if (b->sum_exec_runtime > a->sum_exec_runtime)
273 a->sum_exec_runtime = b->sum_exec_runtime;
274}
275
276void thread_group_cputimer(struct task_struct *tsk, struct task_cputime *times)
277{
278 struct thread_group_cputimer *cputimer = &tsk->signal->cputimer;
279 struct task_cputime sum;
280 unsigned long flags;
281
282 spin_lock_irqsave(&cputimer->lock, flags);
283 if (!cputimer->running) {
284 cputimer->running = 1;
285 /*
286 * The POSIX timer interface allows for absolute time expiry
287 * values through the TIMER_ABSTIME flag, therefore we have
288 * to synchronize the timer to the clock every time we start
289 * it.
290 */
291 thread_group_cputime(tsk, &sum);
292 update_gt_cputime(&cputimer->cputime, &sum);
293 }
294 *times = cputimer->cputime;
295 spin_unlock_irqrestore(&cputimer->lock, flags);
296}
297
233/* 298/*
234 * Sample a process (thread group) clock for the given group_leader task. 299 * Sample a process (thread group) clock for the given group_leader task.
235 * Must be called with tasklist_lock held for reading. 300 * Must be called with tasklist_lock held for reading.
@@ -457,7 +522,7 @@ void posix_cpu_timers_exit_group(struct task_struct *tsk)
457{ 522{
458 struct task_cputime cputime; 523 struct task_cputime cputime;
459 524
460 thread_group_cputime(tsk, &cputime); 525 thread_group_cputimer(tsk, &cputime);
461 cleanup_timers(tsk->signal->cpu_timers, 526 cleanup_timers(tsk->signal->cpu_timers,
462 cputime.utime, cputime.stime, cputime.sum_exec_runtime); 527 cputime.utime, cputime.stime, cputime.sum_exec_runtime);
463} 528}
@@ -964,6 +1029,19 @@ static void check_thread_timers(struct task_struct *tsk,
964 } 1029 }
965} 1030}
966 1031
1032static void stop_process_timers(struct task_struct *tsk)
1033{
1034 struct thread_group_cputimer *cputimer = &tsk->signal->cputimer;
1035 unsigned long flags;
1036
1037 if (!cputimer->running)
1038 return;
1039
1040 spin_lock_irqsave(&cputimer->lock, flags);
1041 cputimer->running = 0;
1042 spin_unlock_irqrestore(&cputimer->lock, flags);
1043}
1044
967/* 1045/*
968 * Check for any per-thread CPU timers that have fired and move them 1046 * Check for any per-thread CPU timers that have fired and move them
969 * off the tsk->*_timers list onto the firing list. Per-thread timers 1047 * off the tsk->*_timers list onto the firing list. Per-thread timers
@@ -987,13 +1065,15 @@ static void check_process_timers(struct task_struct *tsk,
987 sig->rlim[RLIMIT_CPU].rlim_cur == RLIM_INFINITY && 1065 sig->rlim[RLIMIT_CPU].rlim_cur == RLIM_INFINITY &&
988 list_empty(&timers[CPUCLOCK_VIRT]) && 1066 list_empty(&timers[CPUCLOCK_VIRT]) &&
989 cputime_eq(sig->it_virt_expires, cputime_zero) && 1067 cputime_eq(sig->it_virt_expires, cputime_zero) &&
990 list_empty(&timers[CPUCLOCK_SCHED])) 1068 list_empty(&timers[CPUCLOCK_SCHED])) {
1069 stop_process_timers(tsk);
991 return; 1070 return;
1071 }
992 1072
993 /* 1073 /*
994 * Collect the current process totals. 1074 * Collect the current process totals.
995 */ 1075 */
996 thread_group_cputime(tsk, &cputime); 1076 thread_group_cputimer(tsk, &cputime);
997 utime = cputime.utime; 1077 utime = cputime.utime;
998 ptime = cputime_add(utime, cputime.stime); 1078 ptime = cputime_add(utime, cputime.stime);
999 sum_sched_runtime = cputime.sum_exec_runtime; 1079 sum_sched_runtime = cputime.sum_exec_runtime;
@@ -1259,7 +1339,7 @@ static inline int fastpath_timer_check(struct task_struct *tsk)
1259 if (!task_cputime_zero(&sig->cputime_expires)) { 1339 if (!task_cputime_zero(&sig->cputime_expires)) {
1260 struct task_cputime group_sample; 1340 struct task_cputime group_sample;
1261 1341
1262 thread_group_cputime(tsk, &group_sample); 1342 thread_group_cputimer(tsk, &group_sample);
1263 if (task_cputime_expired(&group_sample, &sig->cputime_expires)) 1343 if (task_cputime_expired(&group_sample, &sig->cputime_expires))
1264 return 1; 1344 return 1;
1265 } 1345 }
@@ -1329,6 +1409,33 @@ void run_posix_cpu_timers(struct task_struct *tsk)
1329} 1409}
1330 1410
1331/* 1411/*
1412 * Sample a process (thread group) timer for the given group_leader task.
1413 * Must be called with tasklist_lock held for reading.
1414 */
1415static int cpu_timer_sample_group(const clockid_t which_clock,
1416 struct task_struct *p,
1417 union cpu_time_count *cpu)
1418{
1419 struct task_cputime cputime;
1420
1421 thread_group_cputimer(p, &cputime);
1422 switch (CPUCLOCK_WHICH(which_clock)) {
1423 default:
1424 return -EINVAL;
1425 case CPUCLOCK_PROF:
1426 cpu->cpu = cputime_add(cputime.utime, cputime.stime);
1427 break;
1428 case CPUCLOCK_VIRT:
1429 cpu->cpu = cputime.utime;
1430 break;
1431 case CPUCLOCK_SCHED:
1432 cpu->sched = cputime.sum_exec_runtime + task_delta_exec(p);
1433 break;
1434 }
1435 return 0;
1436}
1437
1438/*
1332 * Set one of the process-wide special case CPU timers. 1439 * Set one of the process-wide special case CPU timers.
1333 * The tsk->sighand->siglock must be held by the caller. 1440 * The tsk->sighand->siglock must be held by the caller.
1334 * The *newval argument is relative and we update it to be absolute, *oldval 1441 * The *newval argument is relative and we update it to be absolute, *oldval
@@ -1341,7 +1448,7 @@ void set_process_cpu_timer(struct task_struct *tsk, unsigned int clock_idx,
1341 struct list_head *head; 1448 struct list_head *head;
1342 1449
1343 BUG_ON(clock_idx == CPUCLOCK_SCHED); 1450 BUG_ON(clock_idx == CPUCLOCK_SCHED);
1344 cpu_clock_sample_group(clock_idx, tsk, &now); 1451 cpu_timer_sample_group(clock_idx, tsk, &now);
1345 1452
1346 if (oldval) { 1453 if (oldval) {
1347 if (!cputime_eq(*oldval, cputime_zero)) { 1454 if (!cputime_eq(*oldval, cputime_zero)) {
diff --git a/kernel/profile.c b/kernel/profile.c
index 784933acf5b8..7724e0409bae 100644
--- a/kernel/profile.c
+++ b/kernel/profile.c
@@ -114,12 +114,15 @@ int __ref profile_init(void)
114 if (!slab_is_available()) { 114 if (!slab_is_available()) {
115 prof_buffer = alloc_bootmem(buffer_bytes); 115 prof_buffer = alloc_bootmem(buffer_bytes);
116 alloc_bootmem_cpumask_var(&prof_cpu_mask); 116 alloc_bootmem_cpumask_var(&prof_cpu_mask);
117 cpumask_copy(prof_cpu_mask, cpu_possible_mask);
117 return 0; 118 return 0;
118 } 119 }
119 120
120 if (!alloc_cpumask_var(&prof_cpu_mask, GFP_KERNEL)) 121 if (!alloc_cpumask_var(&prof_cpu_mask, GFP_KERNEL))
121 return -ENOMEM; 122 return -ENOMEM;
122 123
124 cpumask_copy(prof_cpu_mask, cpu_possible_mask);
125
123 prof_buffer = kzalloc(buffer_bytes, GFP_KERNEL); 126 prof_buffer = kzalloc(buffer_bytes, GFP_KERNEL);
124 if (prof_buffer) 127 if (prof_buffer)
125 return 0; 128 return 0;
diff --git a/kernel/sched.c b/kernel/sched.c
index 0952931ca7f6..83b68ff6df80 100644
--- a/kernel/sched.c
+++ b/kernel/sched.c
@@ -2311,16 +2311,6 @@ static int try_to_wake_up(struct task_struct *p, unsigned int state, int sync)
2311 if (!sched_feat(SYNC_WAKEUPS)) 2311 if (!sched_feat(SYNC_WAKEUPS))
2312 sync = 0; 2312 sync = 0;
2313 2313
2314 if (!sync) {
2315 if (current->se.avg_overlap < sysctl_sched_migration_cost &&
2316 p->se.avg_overlap < sysctl_sched_migration_cost)
2317 sync = 1;
2318 } else {
2319 if (current->se.avg_overlap >= sysctl_sched_migration_cost ||
2320 p->se.avg_overlap >= sysctl_sched_migration_cost)
2321 sync = 0;
2322 }
2323
2324#ifdef CONFIG_SMP 2314#ifdef CONFIG_SMP
2325 if (sched_feat(LB_WAKEUP_UPDATE)) { 2315 if (sched_feat(LB_WAKEUP_UPDATE)) {
2326 struct sched_domain *sd; 2316 struct sched_domain *sd;
@@ -3952,19 +3942,24 @@ int select_nohz_load_balancer(int stop_tick)
3952 int cpu = smp_processor_id(); 3942 int cpu = smp_processor_id();
3953 3943
3954 if (stop_tick) { 3944 if (stop_tick) {
3955 cpumask_set_cpu(cpu, nohz.cpu_mask);
3956 cpu_rq(cpu)->in_nohz_recently = 1; 3945 cpu_rq(cpu)->in_nohz_recently = 1;
3957 3946
3958 /* 3947 if (!cpu_active(cpu)) {
3959 * If we are going offline and still the leader, give up! 3948 if (atomic_read(&nohz.load_balancer) != cpu)
3960 */ 3949 return 0;
3961 if (!cpu_active(cpu) && 3950
3962 atomic_read(&nohz.load_balancer) == cpu) { 3951 /*
3952 * If we are going offline and still the leader,
3953 * give up!
3954 */
3963 if (atomic_cmpxchg(&nohz.load_balancer, cpu, -1) != cpu) 3955 if (atomic_cmpxchg(&nohz.load_balancer, cpu, -1) != cpu)
3964 BUG(); 3956 BUG();
3957
3965 return 0; 3958 return 0;
3966 } 3959 }
3967 3960
3961 cpumask_set_cpu(cpu, nohz.cpu_mask);
3962
3968 /* time for ilb owner also to sleep */ 3963 /* time for ilb owner also to sleep */
3969 if (cpumask_weight(nohz.cpu_mask) == num_online_cpus()) { 3964 if (cpumask_weight(nohz.cpu_mask) == num_online_cpus()) {
3970 if (atomic_read(&nohz.load_balancer) == cpu) 3965 if (atomic_read(&nohz.load_balancer) == cpu)
diff --git a/kernel/sched_fair.c b/kernel/sched_fair.c
index a7e50ba185ac..0566f2a03c42 100644
--- a/kernel/sched_fair.c
+++ b/kernel/sched_fair.c
@@ -1191,15 +1191,20 @@ wake_affine(struct sched_domain *this_sd, struct rq *this_rq,
1191 int idx, unsigned long load, unsigned long this_load, 1191 int idx, unsigned long load, unsigned long this_load,
1192 unsigned int imbalance) 1192 unsigned int imbalance)
1193{ 1193{
1194 struct task_struct *curr = this_rq->curr;
1195 struct task_group *tg;
1194 unsigned long tl = this_load; 1196 unsigned long tl = this_load;
1195 unsigned long tl_per_task; 1197 unsigned long tl_per_task;
1196 struct task_group *tg;
1197 unsigned long weight; 1198 unsigned long weight;
1198 int balanced; 1199 int balanced;
1199 1200
1200 if (!(this_sd->flags & SD_WAKE_AFFINE) || !sched_feat(AFFINE_WAKEUPS)) 1201 if (!(this_sd->flags & SD_WAKE_AFFINE) || !sched_feat(AFFINE_WAKEUPS))
1201 return 0; 1202 return 0;
1202 1203
1204 if (sync && (curr->se.avg_overlap > sysctl_sched_migration_cost ||
1205 p->se.avg_overlap > sysctl_sched_migration_cost))
1206 sync = 0;
1207
1203 /* 1208 /*
1204 * If sync wakeup then subtract the (maximum possible) 1209 * If sync wakeup then subtract the (maximum possible)
1205 * effect of the currently running task from the load 1210 * effect of the currently running task from the load
@@ -1426,7 +1431,9 @@ static void check_preempt_wakeup(struct rq *rq, struct task_struct *p, int sync)
1426 if (!sched_feat(WAKEUP_PREEMPT)) 1431 if (!sched_feat(WAKEUP_PREEMPT))
1427 return; 1432 return;
1428 1433
1429 if (sched_feat(WAKEUP_OVERLAP) && sync) { 1434 if (sched_feat(WAKEUP_OVERLAP) && (sync ||
1435 (se->avg_overlap < sysctl_sched_migration_cost &&
1436 pse->avg_overlap < sysctl_sched_migration_cost))) {
1430 resched_task(curr); 1437 resched_task(curr);
1431 return; 1438 return;
1432 } 1439 }
diff --git a/kernel/sched_stats.h b/kernel/sched_stats.h
index 8ab0cef8ecab..a8f93dd374e1 100644
--- a/kernel/sched_stats.h
+++ b/kernel/sched_stats.h
@@ -296,19 +296,21 @@ sched_info_switch(struct task_struct *prev, struct task_struct *next)
296static inline void account_group_user_time(struct task_struct *tsk, 296static inline void account_group_user_time(struct task_struct *tsk,
297 cputime_t cputime) 297 cputime_t cputime)
298{ 298{
299 struct task_cputime *times; 299 struct thread_group_cputimer *cputimer;
300 struct signal_struct *sig;
301 300
302 /* tsk == current, ensure it is safe to use ->signal */ 301 /* tsk == current, ensure it is safe to use ->signal */
303 if (unlikely(tsk->exit_state)) 302 if (unlikely(tsk->exit_state))
304 return; 303 return;
305 304
306 sig = tsk->signal; 305 cputimer = &tsk->signal->cputimer;
307 times = &sig->cputime.totals;
308 306
309 spin_lock(&times->lock); 307 if (!cputimer->running)
310 times->utime = cputime_add(times->utime, cputime); 308 return;
311 spin_unlock(&times->lock); 309
310 spin_lock(&cputimer->lock);
311 cputimer->cputime.utime =
312 cputime_add(cputimer->cputime.utime, cputime);
313 spin_unlock(&cputimer->lock);
312} 314}
313 315
314/** 316/**
@@ -324,19 +326,21 @@ static inline void account_group_user_time(struct task_struct *tsk,
324static inline void account_group_system_time(struct task_struct *tsk, 326static inline void account_group_system_time(struct task_struct *tsk,
325 cputime_t cputime) 327 cputime_t cputime)
326{ 328{
327 struct task_cputime *times; 329 struct thread_group_cputimer *cputimer;
328 struct signal_struct *sig;
329 330
330 /* tsk == current, ensure it is safe to use ->signal */ 331 /* tsk == current, ensure it is safe to use ->signal */
331 if (unlikely(tsk->exit_state)) 332 if (unlikely(tsk->exit_state))
332 return; 333 return;
333 334
334 sig = tsk->signal; 335 cputimer = &tsk->signal->cputimer;
335 times = &sig->cputime.totals; 336
337 if (!cputimer->running)
338 return;
336 339
337 spin_lock(&times->lock); 340 spin_lock(&cputimer->lock);
338 times->stime = cputime_add(times->stime, cputime); 341 cputimer->cputime.stime =
339 spin_unlock(&times->lock); 342 cputime_add(cputimer->cputime.stime, cputime);
343 spin_unlock(&cputimer->lock);
340} 344}
341 345
342/** 346/**
@@ -352,7 +356,7 @@ static inline void account_group_system_time(struct task_struct *tsk,
352static inline void account_group_exec_runtime(struct task_struct *tsk, 356static inline void account_group_exec_runtime(struct task_struct *tsk,
353 unsigned long long ns) 357 unsigned long long ns)
354{ 358{
355 struct task_cputime *times; 359 struct thread_group_cputimer *cputimer;
356 struct signal_struct *sig; 360 struct signal_struct *sig;
357 361
358 sig = tsk->signal; 362 sig = tsk->signal;
@@ -361,9 +365,12 @@ static inline void account_group_exec_runtime(struct task_struct *tsk,
361 if (unlikely(!sig)) 365 if (unlikely(!sig))
362 return; 366 return;
363 367
364 times = &sig->cputime.totals; 368 cputimer = &sig->cputimer;
369
370 if (!cputimer->running)
371 return;
365 372
366 spin_lock(&times->lock); 373 spin_lock(&cputimer->lock);
367 times->sum_exec_runtime += ns; 374 cputimer->cputime.sum_exec_runtime += ns;
368 spin_unlock(&times->lock); 375 spin_unlock(&cputimer->lock);
369} 376}
diff --git a/kernel/signal.c b/kernel/signal.c
index b6b36768b758..2a74fe87c0dd 100644
--- a/kernel/signal.c
+++ b/kernel/signal.c
@@ -1367,7 +1367,6 @@ int do_notify_parent(struct task_struct *tsk, int sig)
1367 struct siginfo info; 1367 struct siginfo info;
1368 unsigned long flags; 1368 unsigned long flags;
1369 struct sighand_struct *psig; 1369 struct sighand_struct *psig;
1370 struct task_cputime cputime;
1371 int ret = sig; 1370 int ret = sig;
1372 1371
1373 BUG_ON(sig == -1); 1372 BUG_ON(sig == -1);
@@ -1397,9 +1396,10 @@ int do_notify_parent(struct task_struct *tsk, int sig)
1397 info.si_uid = __task_cred(tsk)->uid; 1396 info.si_uid = __task_cred(tsk)->uid;
1398 rcu_read_unlock(); 1397 rcu_read_unlock();
1399 1398
1400 thread_group_cputime(tsk, &cputime); 1399 info.si_utime = cputime_to_clock_t(cputime_add(tsk->utime,
1401 info.si_utime = cputime_to_jiffies(cputime.utime); 1400 tsk->signal->utime));
1402 info.si_stime = cputime_to_jiffies(cputime.stime); 1401 info.si_stime = cputime_to_clock_t(cputime_add(tsk->stime,
1402 tsk->signal->stime));
1403 1403
1404 info.si_status = tsk->exit_code & 0x7f; 1404 info.si_status = tsk->exit_code & 0x7f;
1405 if (tsk->exit_code & 0x80) 1405 if (tsk->exit_code & 0x80)
diff --git a/kernel/sysctl.c b/kernel/sysctl.c
index 790f9d785663..c5ef44ff850f 100644
--- a/kernel/sysctl.c
+++ b/kernel/sysctl.c
@@ -101,6 +101,7 @@ static int two = 2;
101 101
102static int zero; 102static int zero;
103static int one = 1; 103static int one = 1;
104static unsigned long one_ul = 1;
104static int one_hundred = 100; 105static int one_hundred = 100;
105 106
106/* this is needed for the proc_dointvec_minmax for [fs_]overflow UID and GID */ 107/* this is needed for the proc_dointvec_minmax for [fs_]overflow UID and GID */
@@ -974,7 +975,7 @@ static struct ctl_table vm_table[] = {
974 .mode = 0644, 975 .mode = 0644,
975 .proc_handler = &dirty_background_bytes_handler, 976 .proc_handler = &dirty_background_bytes_handler,
976 .strategy = &sysctl_intvec, 977 .strategy = &sysctl_intvec,
977 .extra1 = &one, 978 .extra1 = &one_ul,
978 }, 979 },
979 { 980 {
980 .ctl_name = VM_DIRTY_RATIO, 981 .ctl_name = VM_DIRTY_RATIO,
@@ -995,7 +996,7 @@ static struct ctl_table vm_table[] = {
995 .mode = 0644, 996 .mode = 0644,
996 .proc_handler = &dirty_bytes_handler, 997 .proc_handler = &dirty_bytes_handler,
997 .strategy = &sysctl_intvec, 998 .strategy = &sysctl_intvec,
998 .extra1 = &one, 999 .extra1 = &one_ul,
999 }, 1000 },
1000 { 1001 {
1001 .procname = "dirty_writeback_centisecs", 1002 .procname = "dirty_writeback_centisecs",
diff --git a/mm/fremap.c b/mm/fremap.c
index 736ba7f3306a..b6ec85abbb39 100644
--- a/mm/fremap.c
+++ b/mm/fremap.c
@@ -198,7 +198,7 @@ SYSCALL_DEFINE5(remap_file_pages, unsigned long, start, unsigned long, size,
198 flags &= MAP_NONBLOCK; 198 flags &= MAP_NONBLOCK;
199 get_file(file); 199 get_file(file);
200 addr = mmap_region(file, start, size, 200 addr = mmap_region(file, start, size,
201 flags, vma->vm_flags, pgoff, 1); 201 flags, vma->vm_flags, pgoff);
202 fput(file); 202 fput(file);
203 if (IS_ERR_VALUE(addr)) { 203 if (IS_ERR_VALUE(addr)) {
204 err = addr; 204 err = addr;
diff --git a/mm/hugetlb.c b/mm/hugetlb.c
index 618e98304080..107da3d809a8 100644
--- a/mm/hugetlb.c
+++ b/mm/hugetlb.c
@@ -2269,12 +2269,18 @@ void hugetlb_change_protection(struct vm_area_struct *vma,
2269 2269
2270int hugetlb_reserve_pages(struct inode *inode, 2270int hugetlb_reserve_pages(struct inode *inode,
2271 long from, long to, 2271 long from, long to,
2272 struct vm_area_struct *vma) 2272 struct vm_area_struct *vma,
2273 int acctflag)
2273{ 2274{
2274 long ret, chg; 2275 long ret, chg;
2275 struct hstate *h = hstate_inode(inode); 2276 struct hstate *h = hstate_inode(inode);
2276 2277
2277 if (vma && vma->vm_flags & VM_NORESERVE) 2278 /*
2279 * Only apply hugepage reservation if asked. At fault time, an
2280 * attempt will be made for VM_NORESERVE to allocate a page
2281 * and filesystem quota without using reserves
2282 */
2283 if (acctflag & VM_NORESERVE)
2278 return 0; 2284 return 0;
2279 2285
2280 /* 2286 /*
@@ -2299,13 +2305,31 @@ int hugetlb_reserve_pages(struct inode *inode,
2299 if (chg < 0) 2305 if (chg < 0)
2300 return chg; 2306 return chg;
2301 2307
2308 /* There must be enough filesystem quota for the mapping */
2302 if (hugetlb_get_quota(inode->i_mapping, chg)) 2309 if (hugetlb_get_quota(inode->i_mapping, chg))
2303 return -ENOSPC; 2310 return -ENOSPC;
2311
2312 /*
2313 * Check enough hugepages are available for the reservation.
2314 * Hand back the quota if there are not
2315 */
2304 ret = hugetlb_acct_memory(h, chg); 2316 ret = hugetlb_acct_memory(h, chg);
2305 if (ret < 0) { 2317 if (ret < 0) {
2306 hugetlb_put_quota(inode->i_mapping, chg); 2318 hugetlb_put_quota(inode->i_mapping, chg);
2307 return ret; 2319 return ret;
2308 } 2320 }
2321
2322 /*
2323 * Account for the reservations made. Shared mappings record regions
2324 * that have reservations as they are shared by multiple VMAs.
2325 * When the last VMA disappears, the region map says how much
2326 * the reservation was and the page cache tells how much of
2327 * the reservation was consumed. Private mappings are per-VMA and
2328 * only the consumed reservations are tracked. When the VMA
2329 * disappears, the original reservation is the VMA size and the
2330 * consumed reservations are stored in the map. Hence, nothing
2331 * else has to be done for private mappings here
2332 */
2309 if (!vma || vma->vm_flags & VM_SHARED) 2333 if (!vma || vma->vm_flags & VM_SHARED)
2310 region_add(&inode->i_mapping->private_list, from, to); 2334 region_add(&inode->i_mapping->private_list, from, to);
2311 return 0; 2335 return 0;
diff --git a/mm/migrate.c b/mm/migrate.c
index 2bb4e1d63520..a9eff3f092f6 100644
--- a/mm/migrate.c
+++ b/mm/migrate.c
@@ -1129,7 +1129,7 @@ int migrate_vmas(struct mm_struct *mm, const nodemask_t *to,
1129 struct vm_area_struct *vma; 1129 struct vm_area_struct *vma;
1130 int err = 0; 1130 int err = 0;
1131 1131
1132 for(vma = mm->mmap; vma->vm_next && !err; vma = vma->vm_next) { 1132 for (vma = mm->mmap; vma && !err; vma = vma->vm_next) {
1133 if (vma->vm_ops && vma->vm_ops->migrate) { 1133 if (vma->vm_ops && vma->vm_ops->migrate) {
1134 err = vma->vm_ops->migrate(vma, to, from, flags); 1134 err = vma->vm_ops->migrate(vma, to, from, flags);
1135 if (err) 1135 if (err)
diff --git a/mm/mlock.c b/mm/mlock.c
index 028ec482fdd4..037161d61b4e 100644
--- a/mm/mlock.c
+++ b/mm/mlock.c
@@ -311,7 +311,10 @@ long mlock_vma_pages_range(struct vm_area_struct *vma,
311 is_vm_hugetlb_page(vma) || 311 is_vm_hugetlb_page(vma) ||
312 vma == get_gate_vma(current))) { 312 vma == get_gate_vma(current))) {
313 313
314 return __mlock_vma_pages_range(vma, start, end, 1); 314 __mlock_vma_pages_range(vma, start, end, 1);
315
316 /* Hide errors from mmap() and other callers */
317 return 0;
315 } 318 }
316 319
317 /* 320 /*
diff --git a/mm/mmap.c b/mm/mmap.c
index 214b6a258eeb..00ced3ee49a8 100644
--- a/mm/mmap.c
+++ b/mm/mmap.c
@@ -918,7 +918,6 @@ unsigned long do_mmap_pgoff(struct file *file, unsigned long addr,
918 struct inode *inode; 918 struct inode *inode;
919 unsigned int vm_flags; 919 unsigned int vm_flags;
920 int error; 920 int error;
921 int accountable = 1;
922 unsigned long reqprot = prot; 921 unsigned long reqprot = prot;
923 922
924 /* 923 /*
@@ -1019,8 +1018,6 @@ unsigned long do_mmap_pgoff(struct file *file, unsigned long addr,
1019 return -EPERM; 1018 return -EPERM;
1020 vm_flags &= ~VM_MAYEXEC; 1019 vm_flags &= ~VM_MAYEXEC;
1021 } 1020 }
1022 if (is_file_hugepages(file))
1023 accountable = 0;
1024 1021
1025 if (!file->f_op || !file->f_op->mmap) 1022 if (!file->f_op || !file->f_op->mmap)
1026 return -ENODEV; 1023 return -ENODEV;
@@ -1053,8 +1050,7 @@ unsigned long do_mmap_pgoff(struct file *file, unsigned long addr,
1053 if (error) 1050 if (error)
1054 return error; 1051 return error;
1055 1052
1056 return mmap_region(file, addr, len, flags, vm_flags, pgoff, 1053 return mmap_region(file, addr, len, flags, vm_flags, pgoff);
1057 accountable);
1058} 1054}
1059EXPORT_SYMBOL(do_mmap_pgoff); 1055EXPORT_SYMBOL(do_mmap_pgoff);
1060 1056
@@ -1092,17 +1088,23 @@ int vma_wants_writenotify(struct vm_area_struct *vma)
1092 1088
1093/* 1089/*
1094 * We account for memory if it's a private writeable mapping, 1090 * We account for memory if it's a private writeable mapping,
1095 * and VM_NORESERVE wasn't set. 1091 * not hugepages and VM_NORESERVE wasn't set.
1096 */ 1092 */
1097static inline int accountable_mapping(unsigned int vm_flags) 1093static inline int accountable_mapping(struct file *file, unsigned int vm_flags)
1098{ 1094{
1095 /*
1096 * hugetlb has its own accounting separate from the core VM
1097 * VM_HUGETLB may not be set yet so we cannot check for that flag.
1098 */
1099 if (file && is_file_hugepages(file))
1100 return 0;
1101
1099 return (vm_flags & (VM_NORESERVE | VM_SHARED | VM_WRITE)) == VM_WRITE; 1102 return (vm_flags & (VM_NORESERVE | VM_SHARED | VM_WRITE)) == VM_WRITE;
1100} 1103}
1101 1104
1102unsigned long mmap_region(struct file *file, unsigned long addr, 1105unsigned long mmap_region(struct file *file, unsigned long addr,
1103 unsigned long len, unsigned long flags, 1106 unsigned long len, unsigned long flags,
1104 unsigned int vm_flags, unsigned long pgoff, 1107 unsigned int vm_flags, unsigned long pgoff)
1105 int accountable)
1106{ 1108{
1107 struct mm_struct *mm = current->mm; 1109 struct mm_struct *mm = current->mm;
1108 struct vm_area_struct *vma, *prev; 1110 struct vm_area_struct *vma, *prev;
@@ -1128,18 +1130,22 @@ munmap_back:
1128 1130
1129 /* 1131 /*
1130 * Set 'VM_NORESERVE' if we should not account for the 1132 * Set 'VM_NORESERVE' if we should not account for the
1131 * memory use of this mapping. We only honor MAP_NORESERVE 1133 * memory use of this mapping.
1132 * if we're allowed to overcommit memory.
1133 */ 1134 */
1134 if ((flags & MAP_NORESERVE) && sysctl_overcommit_memory != OVERCOMMIT_NEVER) 1135 if ((flags & MAP_NORESERVE)) {
1135 vm_flags |= VM_NORESERVE; 1136 /* We honor MAP_NORESERVE if allowed to overcommit */
1136 if (!accountable) 1137 if (sysctl_overcommit_memory != OVERCOMMIT_NEVER)
1137 vm_flags |= VM_NORESERVE; 1138 vm_flags |= VM_NORESERVE;
1139
1140 /* hugetlb applies strict overcommit unless MAP_NORESERVE */
1141 if (file && is_file_hugepages(file))
1142 vm_flags |= VM_NORESERVE;
1143 }
1138 1144
1139 /* 1145 /*
1140 * Private writable mapping: check memory availability 1146 * Private writable mapping: check memory availability
1141 */ 1147 */
1142 if (accountable_mapping(vm_flags)) { 1148 if (accountable_mapping(file, vm_flags)) {
1143 charged = len >> PAGE_SHIFT; 1149 charged = len >> PAGE_SHIFT;
1144 if (security_vm_enough_memory(charged)) 1150 if (security_vm_enough_memory(charged))
1145 return -ENOMEM; 1151 return -ENOMEM;
@@ -2078,12 +2084,8 @@ void exit_mmap(struct mm_struct *mm)
2078 unsigned long end; 2084 unsigned long end;
2079 2085
2080 /* mm's last user has gone, and its about to be pulled down */ 2086 /* mm's last user has gone, and its about to be pulled down */
2081 arch_exit_mmap(mm);
2082 mmu_notifier_release(mm); 2087 mmu_notifier_release(mm);
2083 2088
2084 if (!mm->mmap) /* Can happen if dup_mmap() received an OOM */
2085 return;
2086
2087 if (mm->locked_vm) { 2089 if (mm->locked_vm) {
2088 vma = mm->mmap; 2090 vma = mm->mmap;
2089 while (vma) { 2091 while (vma) {
@@ -2092,7 +2094,13 @@ void exit_mmap(struct mm_struct *mm)
2092 vma = vma->vm_next; 2094 vma = vma->vm_next;
2093 } 2095 }
2094 } 2096 }
2097
2098 arch_exit_mmap(mm);
2099
2095 vma = mm->mmap; 2100 vma = mm->mmap;
2101 if (!vma) /* Can happen if dup_mmap() received an OOM */
2102 return;
2103
2096 lru_add_drain(); 2104 lru_add_drain();
2097 flush_cache_mm(mm); 2105 flush_cache_mm(mm);
2098 tlb = tlb_gather_mmu(mm, 1); 2106 tlb = tlb_gather_mmu(mm, 1);
diff --git a/mm/mprotect.c b/mm/mprotect.c
index abe2694e13f4..258197b76fb4 100644
--- a/mm/mprotect.c
+++ b/mm/mprotect.c
@@ -151,10 +151,11 @@ mprotect_fixup(struct vm_area_struct *vma, struct vm_area_struct **pprev,
151 /* 151 /*
152 * If we make a private mapping writable we increase our commit; 152 * If we make a private mapping writable we increase our commit;
153 * but (without finer accounting) cannot reduce our commit if we 153 * but (without finer accounting) cannot reduce our commit if we
154 * make it unwritable again. 154 * make it unwritable again. hugetlb mapping were accounted for
155 * even if read-only so there is no need to account for them here
155 */ 156 */
156 if (newflags & VM_WRITE) { 157 if (newflags & VM_WRITE) {
157 if (!(oldflags & (VM_ACCOUNT|VM_WRITE| 158 if (!(oldflags & (VM_ACCOUNT|VM_WRITE|VM_HUGETLB|
158 VM_SHARED|VM_NORESERVE))) { 159 VM_SHARED|VM_NORESERVE))) {
159 charged = nrpages; 160 charged = nrpages;
160 if (security_vm_enough_memory(charged)) 161 if (security_vm_enough_memory(charged))
diff --git a/mm/page-writeback.c b/mm/page-writeback.c
index dc32dae01e5f..3c84128596ba 100644
--- a/mm/page-writeback.c
+++ b/mm/page-writeback.c
@@ -209,7 +209,7 @@ int dirty_bytes_handler(struct ctl_table *table, int write,
209 struct file *filp, void __user *buffer, size_t *lenp, 209 struct file *filp, void __user *buffer, size_t *lenp,
210 loff_t *ppos) 210 loff_t *ppos)
211{ 211{
212 int old_bytes = vm_dirty_bytes; 212 unsigned long old_bytes = vm_dirty_bytes;
213 int ret; 213 int ret;
214 214
215 ret = proc_doulongvec_minmax(table, write, filp, buffer, lenp, ppos); 215 ret = proc_doulongvec_minmax(table, write, filp, buffer, lenp, ppos);
@@ -1051,20 +1051,23 @@ continue_unlock:
1051 } 1051 }
1052 } 1052 }
1053 1053
1054 if (nr_to_write > 0) 1054 if (nr_to_write > 0) {
1055 nr_to_write--; 1055 nr_to_write--;
1056 else if (wbc->sync_mode == WB_SYNC_NONE) { 1056 if (nr_to_write == 0 &&
1057 /* 1057 wbc->sync_mode == WB_SYNC_NONE) {
1058 * We stop writing back only if we are not 1058 /*
1059 * doing integrity sync. In case of integrity 1059 * We stop writing back only if we are
1060 * sync we have to keep going because someone 1060 * not doing integrity sync. In case of
1061 * may be concurrently dirtying pages, and we 1061 * integrity sync we have to keep going
1062 * might have synced a lot of newly appeared 1062 * because someone may be concurrently
1063 * dirty pages, but have not synced all of the 1063 * dirtying pages, and we might have
1064 * old dirty pages. 1064 * synced a lot of newly appeared dirty
1065 */ 1065 * pages, but have not synced all of the
1066 done = 1; 1066 * old dirty pages.
1067 break; 1067 */
1068 done = 1;
1069 break;
1070 }
1068 } 1071 }
1069 1072
1070 if (wbc->nonblocking && bdi_write_congested(bdi)) { 1073 if (wbc->nonblocking && bdi_write_congested(bdi)) {
@@ -1076,7 +1079,7 @@ continue_unlock:
1076 pagevec_release(&pvec); 1079 pagevec_release(&pvec);
1077 cond_resched(); 1080 cond_resched();
1078 } 1081 }
1079 if (!cycled) { 1082 if (!cycled && !done) {
1080 /* 1083 /*
1081 * range_cyclic: 1084 * range_cyclic:
1082 * We hit the last page and there is more work to be done: wrap 1085 * We hit the last page and there is more work to be done: wrap
diff --git a/mm/page_cgroup.c b/mm/page_cgroup.c
index 7006a11350c8..ceecfbb143fa 100644
--- a/mm/page_cgroup.c
+++ b/mm/page_cgroup.c
@@ -114,7 +114,8 @@ static int __init_refok init_section_page_cgroup(unsigned long pfn)
114 nid = page_to_nid(pfn_to_page(pfn)); 114 nid = page_to_nid(pfn_to_page(pfn));
115 table_size = sizeof(struct page_cgroup) * PAGES_PER_SECTION; 115 table_size = sizeof(struct page_cgroup) * PAGES_PER_SECTION;
116 if (slab_is_available()) { 116 if (slab_is_available()) {
117 base = kmalloc_node(table_size, GFP_KERNEL, nid); 117 base = kmalloc_node(table_size,
118 GFP_KERNEL | __GFP_NOWARN, nid);
118 if (!base) 119 if (!base)
119 base = vmalloc_node(table_size, nid); 120 base = vmalloc_node(table_size, nid);
120 } else { 121 } else {
diff --git a/mm/rmap.c b/mm/rmap.c
index ac4af8cffbf9..16521664010d 100644
--- a/mm/rmap.c
+++ b/mm/rmap.c
@@ -1072,7 +1072,8 @@ static int try_to_unmap_file(struct page *page, int unlock, int migration)
1072 spin_lock(&mapping->i_mmap_lock); 1072 spin_lock(&mapping->i_mmap_lock);
1073 vma_prio_tree_foreach(vma, &iter, &mapping->i_mmap, pgoff, pgoff) { 1073 vma_prio_tree_foreach(vma, &iter, &mapping->i_mmap, pgoff, pgoff) {
1074 if (MLOCK_PAGES && unlikely(unlock)) { 1074 if (MLOCK_PAGES && unlikely(unlock)) {
1075 if (!(vma->vm_flags & VM_LOCKED)) 1075 if (!((vma->vm_flags & VM_LOCKED) &&
1076 page_mapped_in_vma(page, vma)))
1076 continue; /* must visit all vmas */ 1077 continue; /* must visit all vmas */
1077 ret = SWAP_MLOCK; 1078 ret = SWAP_MLOCK;
1078 } else { 1079 } else {
diff --git a/mm/slab.c b/mm/slab.c
index ddc41f337d58..4d00855629c4 100644
--- a/mm/slab.c
+++ b/mm/slab.c
@@ -4457,3 +4457,4 @@ size_t ksize(const void *objp)
4457 4457
4458 return obj_size(virt_to_cache(objp)); 4458 return obj_size(virt_to_cache(objp));
4459} 4459}
4460EXPORT_SYMBOL(ksize);
diff --git a/mm/slob.c b/mm/slob.c
index bf7e8fc3aed8..52bc8a2bd9ef 100644
--- a/mm/slob.c
+++ b/mm/slob.c
@@ -521,6 +521,7 @@ size_t ksize(const void *block)
521 } else 521 } else
522 return sp->page.private; 522 return sp->page.private;
523} 523}
524EXPORT_SYMBOL(ksize);
524 525
525struct kmem_cache { 526struct kmem_cache {
526 unsigned int size, align; 527 unsigned int size, align;
diff --git a/mm/slub.c b/mm/slub.c
index bdc9abb08a23..0280eee6cf37 100644
--- a/mm/slub.c
+++ b/mm/slub.c
@@ -2736,6 +2736,7 @@ size_t ksize(const void *object)
2736 */ 2736 */
2737 return s->size; 2737 return s->size;
2738} 2738}
2739EXPORT_SYMBOL(ksize);
2739 2740
2740void kfree(const void *x) 2741void kfree(const void *x)
2741{ 2742{
diff --git a/net/9p/protocol.c b/net/9p/protocol.c
index dcd7666824ba..fc70147c771e 100644
--- a/net/9p/protocol.c
+++ b/net/9p/protocol.c
@@ -29,6 +29,7 @@
29#include <linux/errno.h> 29#include <linux/errno.h>
30#include <linux/uaccess.h> 30#include <linux/uaccess.h>
31#include <linux/sched.h> 31#include <linux/sched.h>
32#include <linux/types.h>
32#include <net/9p/9p.h> 33#include <net/9p/9p.h>
33#include <net/9p/client.h> 34#include <net/9p/client.h>
34#include "protocol.h" 35#include "protocol.h"
@@ -160,29 +161,32 @@ p9pdu_vreadf(struct p9_fcall *pdu, int optional, const char *fmt, va_list ap)
160 break; 161 break;
161 case 'w':{ 162 case 'w':{
162 int16_t *val = va_arg(ap, int16_t *); 163 int16_t *val = va_arg(ap, int16_t *);
163 if (pdu_read(pdu, val, sizeof(*val))) { 164 __le16 le_val;
165 if (pdu_read(pdu, &le_val, sizeof(le_val))) {
164 errcode = -EFAULT; 166 errcode = -EFAULT;
165 break; 167 break;
166 } 168 }
167 *val = cpu_to_le16(*val); 169 *val = le16_to_cpu(le_val);
168 } 170 }
169 break; 171 break;
170 case 'd':{ 172 case 'd':{
171 int32_t *val = va_arg(ap, int32_t *); 173 int32_t *val = va_arg(ap, int32_t *);
172 if (pdu_read(pdu, val, sizeof(*val))) { 174 __le32 le_val;
175 if (pdu_read(pdu, &le_val, sizeof(le_val))) {
173 errcode = -EFAULT; 176 errcode = -EFAULT;
174 break; 177 break;
175 } 178 }
176 *val = cpu_to_le32(*val); 179 *val = le32_to_cpu(le_val);
177 } 180 }
178 break; 181 break;
179 case 'q':{ 182 case 'q':{
180 int64_t *val = va_arg(ap, int64_t *); 183 int64_t *val = va_arg(ap, int64_t *);
181 if (pdu_read(pdu, val, sizeof(*val))) { 184 __le64 le_val;
185 if (pdu_read(pdu, &le_val, sizeof(le_val))) {
182 errcode = -EFAULT; 186 errcode = -EFAULT;
183 break; 187 break;
184 } 188 }
185 *val = cpu_to_le64(*val); 189 *val = le64_to_cpu(le_val);
186 } 190 }
187 break; 191 break;
188 case 's':{ 192 case 's':{
@@ -362,19 +366,19 @@ p9pdu_vwritef(struct p9_fcall *pdu, int optional, const char *fmt, va_list ap)
362 } 366 }
363 break; 367 break;
364 case 'w':{ 368 case 'w':{
365 int16_t val = va_arg(ap, int); 369 __le16 val = cpu_to_le16(va_arg(ap, int));
366 if (pdu_write(pdu, &val, sizeof(val))) 370 if (pdu_write(pdu, &val, sizeof(val)))
367 errcode = -EFAULT; 371 errcode = -EFAULT;
368 } 372 }
369 break; 373 break;
370 case 'd':{ 374 case 'd':{
371 int32_t val = va_arg(ap, int32_t); 375 __le32 val = cpu_to_le32(va_arg(ap, int32_t));
372 if (pdu_write(pdu, &val, sizeof(val))) 376 if (pdu_write(pdu, &val, sizeof(val)))
373 errcode = -EFAULT; 377 errcode = -EFAULT;
374 } 378 }
375 break; 379 break;
376 case 'q':{ 380 case 'q':{
377 int64_t val = va_arg(ap, int64_t); 381 __le64 val = cpu_to_le64(va_arg(ap, int64_t));
378 if (pdu_write(pdu, &val, sizeof(val))) 382 if (pdu_write(pdu, &val, sizeof(val)))
379 errcode = -EFAULT; 383 errcode = -EFAULT;
380 } 384 }
diff --git a/net/bridge/br_forward.c b/net/bridge/br_forward.c
index bdd9ccea17ce..d2c27c808d3b 100644
--- a/net/bridge/br_forward.c
+++ b/net/bridge/br_forward.c
@@ -67,6 +67,11 @@ static void __br_forward(const struct net_bridge_port *to, struct sk_buff *skb)
67{ 67{
68 struct net_device *indev; 68 struct net_device *indev;
69 69
70 if (skb_warn_if_lro(skb)) {
71 kfree_skb(skb);
72 return;
73 }
74
70 indev = skb->dev; 75 indev = skb->dev;
71 skb->dev = to->dev; 76 skb->dev = to->dev;
72 skb_forward_csum(skb); 77 skb_forward_csum(skb);
@@ -89,7 +94,7 @@ void br_deliver(const struct net_bridge_port *to, struct sk_buff *skb)
89/* called with rcu_read_lock */ 94/* called with rcu_read_lock */
90void br_forward(const struct net_bridge_port *to, struct sk_buff *skb) 95void br_forward(const struct net_bridge_port *to, struct sk_buff *skb)
91{ 96{
92 if (!skb_warn_if_lro(skb) && should_deliver(to, skb)) { 97 if (should_deliver(to, skb)) {
93 __br_forward(to, skb); 98 __br_forward(to, skb);
94 return; 99 return;
95 } 100 }
diff --git a/net/core/dev.c b/net/core/dev.c
index 5379b0c1190a..a17e00662363 100644
--- a/net/core/dev.c
+++ b/net/core/dev.c
@@ -1090,7 +1090,7 @@ int dev_open(struct net_device *dev)
1090 /* 1090 /*
1091 * Enable NET_DMA 1091 * Enable NET_DMA
1092 */ 1092 */
1093 dmaengine_get(); 1093 net_dmaengine_get();
1094 1094
1095 /* 1095 /*
1096 * Initialize multicasting status 1096 * Initialize multicasting status
@@ -1172,7 +1172,7 @@ int dev_close(struct net_device *dev)
1172 /* 1172 /*
1173 * Shutdown NET_DMA 1173 * Shutdown NET_DMA
1174 */ 1174 */
1175 dmaengine_put(); 1175 net_dmaengine_put();
1176 1176
1177 return 0; 1177 return 0;
1178} 1178}
diff --git a/net/core/neighbour.c b/net/core/neighbour.c
index f66c58df8953..278a142d1047 100644
--- a/net/core/neighbour.c
+++ b/net/core/neighbour.c
@@ -1994,8 +1994,8 @@ static int neightbl_dump_info(struct sk_buff *skb, struct netlink_callback *cb)
1994 if (!net_eq(neigh_parms_net(p), net)) 1994 if (!net_eq(neigh_parms_net(p), net))
1995 continue; 1995 continue;
1996 1996
1997 if (nidx++ < neigh_skip) 1997 if (nidx < neigh_skip)
1998 continue; 1998 goto next;
1999 1999
2000 if (neightbl_fill_param_info(skb, tbl, p, 2000 if (neightbl_fill_param_info(skb, tbl, p,
2001 NETLINK_CB(cb->skb).pid, 2001 NETLINK_CB(cb->skb).pid,
@@ -2003,6 +2003,8 @@ static int neightbl_dump_info(struct sk_buff *skb, struct netlink_callback *cb)
2003 RTM_NEWNEIGHTBL, 2003 RTM_NEWNEIGHTBL,
2004 NLM_F_MULTI) <= 0) 2004 NLM_F_MULTI) <= 0)
2005 goto out; 2005 goto out;
2006 next:
2007 nidx++;
2006 } 2008 }
2007 2009
2008 neigh_skip = 0; 2010 neigh_skip = 0;
@@ -2082,12 +2084,10 @@ static int neigh_dump_table(struct neigh_table *tbl, struct sk_buff *skb,
2082 if (h > s_h) 2084 if (h > s_h)
2083 s_idx = 0; 2085 s_idx = 0;
2084 for (n = tbl->hash_buckets[h], idx = 0; n; n = n->next) { 2086 for (n = tbl->hash_buckets[h], idx = 0; n; n = n->next) {
2085 int lidx;
2086 if (dev_net(n->dev) != net) 2087 if (dev_net(n->dev) != net)
2087 continue; 2088 continue;
2088 lidx = idx++; 2089 if (idx < s_idx)
2089 if (lidx < s_idx) 2090 goto next;
2090 continue;
2091 if (neigh_fill_info(skb, n, NETLINK_CB(cb->skb).pid, 2091 if (neigh_fill_info(skb, n, NETLINK_CB(cb->skb).pid,
2092 cb->nlh->nlmsg_seq, 2092 cb->nlh->nlmsg_seq,
2093 RTM_NEWNEIGH, 2093 RTM_NEWNEIGH,
@@ -2096,6 +2096,8 @@ static int neigh_dump_table(struct neigh_table *tbl, struct sk_buff *skb,
2096 rc = -1; 2096 rc = -1;
2097 goto out; 2097 goto out;
2098 } 2098 }
2099 next:
2100 idx++;
2099 } 2101 }
2100 } 2102 }
2101 read_unlock_bh(&tbl->lock); 2103 read_unlock_bh(&tbl->lock);
diff --git a/net/ipv4/udp.c b/net/ipv4/udp.c
index cc3a0a06c004..c47c989cb1fb 100644
--- a/net/ipv4/udp.c
+++ b/net/ipv4/udp.c
@@ -1234,8 +1234,7 @@ int __udp4_lib_rcv(struct sk_buff *skb, struct udp_table *udptable,
1234 struct udphdr *uh; 1234 struct udphdr *uh;
1235 unsigned short ulen; 1235 unsigned short ulen;
1236 struct rtable *rt = (struct rtable*)skb->dst; 1236 struct rtable *rt = (struct rtable*)skb->dst;
1237 __be32 saddr = ip_hdr(skb)->saddr; 1237 __be32 saddr, daddr;
1238 __be32 daddr = ip_hdr(skb)->daddr;
1239 struct net *net = dev_net(skb->dev); 1238 struct net *net = dev_net(skb->dev);
1240 1239
1241 /* 1240 /*
@@ -1259,6 +1258,9 @@ int __udp4_lib_rcv(struct sk_buff *skb, struct udp_table *udptable,
1259 if (udp4_csum_init(skb, uh, proto)) 1258 if (udp4_csum_init(skb, uh, proto))
1260 goto csum_error; 1259 goto csum_error;
1261 1260
1261 saddr = ip_hdr(skb)->saddr;
1262 daddr = ip_hdr(skb)->daddr;
1263
1262 if (rt->rt_flags & (RTCF_BROADCAST|RTCF_MULTICAST)) 1264 if (rt->rt_flags & (RTCF_BROADCAST|RTCF_MULTICAST))
1263 return __udp4_lib_mcast_deliver(net, skb, uh, 1265 return __udp4_lib_mcast_deliver(net, skb, uh,
1264 saddr, daddr, udptable); 1266 saddr, daddr, udptable);
diff --git a/net/ipv6/ip6_flowlabel.c b/net/ipv6/ip6_flowlabel.c
index c62dd247774f..7712578bdc66 100644
--- a/net/ipv6/ip6_flowlabel.c
+++ b/net/ipv6/ip6_flowlabel.c
@@ -323,17 +323,21 @@ static struct ip6_flowlabel *
323fl_create(struct net *net, struct in6_flowlabel_req *freq, char __user *optval, 323fl_create(struct net *net, struct in6_flowlabel_req *freq, char __user *optval,
324 int optlen, int *err_p) 324 int optlen, int *err_p)
325{ 325{
326 struct ip6_flowlabel *fl; 326 struct ip6_flowlabel *fl = NULL;
327 int olen; 327 int olen;
328 int addr_type; 328 int addr_type;
329 int err; 329 int err;
330 330
331 olen = optlen - CMSG_ALIGN(sizeof(*freq));
332 err = -EINVAL;
333 if (olen > 64 * 1024)
334 goto done;
335
331 err = -ENOMEM; 336 err = -ENOMEM;
332 fl = kzalloc(sizeof(*fl), GFP_KERNEL); 337 fl = kzalloc(sizeof(*fl), GFP_KERNEL);
333 if (fl == NULL) 338 if (fl == NULL)
334 goto done; 339 goto done;
335 340
336 olen = optlen - CMSG_ALIGN(sizeof(*freq));
337 if (olen > 0) { 341 if (olen > 0) {
338 struct msghdr msg; 342 struct msghdr msg;
339 struct flowi flowi; 343 struct flowi flowi;
diff --git a/net/ipv6/ip6_tunnel.c b/net/ipv6/ip6_tunnel.c
index 58e2b0d93758..d994c55a5b16 100644
--- a/net/ipv6/ip6_tunnel.c
+++ b/net/ipv6/ip6_tunnel.c
@@ -249,8 +249,8 @@ static struct ip6_tnl *ip6_tnl_create(struct net *net, struct ip6_tnl_parm *p)
249 } 249 }
250 250
251 t = netdev_priv(dev); 251 t = netdev_priv(dev);
252 ip6_tnl_dev_init(dev);
253 t->parms = *p; 252 t->parms = *p;
253 ip6_tnl_dev_init(dev);
254 254
255 if ((err = register_netdevice(dev)) < 0) 255 if ((err = register_netdevice(dev)) < 0)
256 goto failed_free; 256 goto failed_free;
diff --git a/net/ipv6/netfilter/nf_conntrack_proto_icmpv6.c b/net/ipv6/netfilter/nf_conntrack_proto_icmpv6.c
index c455cf4ee756..c323643ffcf9 100644
--- a/net/ipv6/netfilter/nf_conntrack_proto_icmpv6.c
+++ b/net/ipv6/netfilter/nf_conntrack_proto_icmpv6.c
@@ -49,8 +49,19 @@ static bool icmpv6_pkt_to_tuple(const struct sk_buff *skb,
49static const u_int8_t invmap[] = { 49static const u_int8_t invmap[] = {
50 [ICMPV6_ECHO_REQUEST - 128] = ICMPV6_ECHO_REPLY + 1, 50 [ICMPV6_ECHO_REQUEST - 128] = ICMPV6_ECHO_REPLY + 1,
51 [ICMPV6_ECHO_REPLY - 128] = ICMPV6_ECHO_REQUEST + 1, 51 [ICMPV6_ECHO_REPLY - 128] = ICMPV6_ECHO_REQUEST + 1,
52 [ICMPV6_NI_QUERY - 128] = ICMPV6_NI_QUERY + 1, 52 [ICMPV6_NI_QUERY - 128] = ICMPV6_NI_REPLY + 1,
53 [ICMPV6_NI_REPLY - 128] = ICMPV6_NI_REPLY +1 53 [ICMPV6_NI_REPLY - 128] = ICMPV6_NI_QUERY +1
54};
55
56static const u_int8_t noct_valid_new[] = {
57 [ICMPV6_MGM_QUERY - 130] = 1,
58 [ICMPV6_MGM_REPORT -130] = 1,
59 [ICMPV6_MGM_REDUCTION - 130] = 1,
60 [NDISC_ROUTER_SOLICITATION - 130] = 1,
61 [NDISC_ROUTER_ADVERTISEMENT - 130] = 1,
62 [NDISC_NEIGHBOUR_SOLICITATION - 130] = 1,
63 [NDISC_NEIGHBOUR_ADVERTISEMENT - 130] = 1,
64 [ICMPV6_MLD2_REPORT - 130] = 1
54}; 65};
55 66
56static bool icmpv6_invert_tuple(struct nf_conntrack_tuple *tuple, 67static bool icmpv6_invert_tuple(struct nf_conntrack_tuple *tuple,
@@ -178,6 +189,7 @@ icmpv6_error(struct net *net, struct sk_buff *skb, unsigned int dataoff,
178{ 189{
179 const struct icmp6hdr *icmp6h; 190 const struct icmp6hdr *icmp6h;
180 struct icmp6hdr _ih; 191 struct icmp6hdr _ih;
192 int type;
181 193
182 icmp6h = skb_header_pointer(skb, dataoff, sizeof(_ih), &_ih); 194 icmp6h = skb_header_pointer(skb, dataoff, sizeof(_ih), &_ih);
183 if (icmp6h == NULL) { 195 if (icmp6h == NULL) {
@@ -194,6 +206,15 @@ icmpv6_error(struct net *net, struct sk_buff *skb, unsigned int dataoff,
194 return -NF_ACCEPT; 206 return -NF_ACCEPT;
195 } 207 }
196 208
209 type = icmp6h->icmp6_type - 130;
210 if (type >= 0 && type < sizeof(noct_valid_new) &&
211 noct_valid_new[type]) {
212 skb->nfct = &nf_conntrack_untracked.ct_general;
213 skb->nfctinfo = IP_CT_NEW;
214 nf_conntrack_get(skb->nfct);
215 return NF_ACCEPT;
216 }
217
197 /* is not error message ? */ 218 /* is not error message ? */
198 if (icmp6h->icmp6_type >= 128) 219 if (icmp6h->icmp6_type >= 128)
199 return NF_ACCEPT; 220 return NF_ACCEPT;
diff --git a/net/netfilter/nf_conntrack_netlink.c b/net/netfilter/nf_conntrack_netlink.c
index c32a7e8e3a1b..cb78aa00399e 100644
--- a/net/netfilter/nf_conntrack_netlink.c
+++ b/net/netfilter/nf_conntrack_netlink.c
@@ -434,7 +434,7 @@ static int ctnetlink_conntrack_event(struct notifier_block *this,
434 } else 434 } else
435 return NOTIFY_DONE; 435 return NOTIFY_DONE;
436 436
437 if (!nfnetlink_has_listeners(group)) 437 if (!item->report && !nfnetlink_has_listeners(group))
438 return NOTIFY_DONE; 438 return NOTIFY_DONE;
439 439
440 skb = alloc_skb(NLMSG_GOODSIZE, GFP_ATOMIC); 440 skb = alloc_skb(NLMSG_GOODSIZE, GFP_ATOMIC);
@@ -1215,6 +1215,16 @@ ctnetlink_create_conntrack(struct nlattr *cda[],
1215 } 1215 }
1216 } 1216 }
1217 1217
1218#ifdef CONFIG_NF_NAT_NEEDED
1219 if (cda[CTA_NAT_SEQ_ADJ_ORIG] || cda[CTA_NAT_SEQ_ADJ_REPLY]) {
1220 err = ctnetlink_change_nat_seq_adj(ct, cda);
1221 if (err < 0) {
1222 rcu_read_unlock();
1223 goto err;
1224 }
1225 }
1226#endif
1227
1218 if (cda[CTA_PROTOINFO]) { 1228 if (cda[CTA_PROTOINFO]) {
1219 err = ctnetlink_change_protoinfo(ct, cda); 1229 err = ctnetlink_change_protoinfo(ct, cda);
1220 if (err < 0) { 1230 if (err < 0) {
@@ -1492,7 +1502,8 @@ static int ctnetlink_expect_event(struct notifier_block *this,
1492 } else 1502 } else
1493 return NOTIFY_DONE; 1503 return NOTIFY_DONE;
1494 1504
1495 if (!nfnetlink_has_listeners(NFNLGRP_CONNTRACK_EXP_NEW)) 1505 if (!item->report &&
1506 !nfnetlink_has_listeners(NFNLGRP_CONNTRACK_EXP_NEW))
1496 return NOTIFY_DONE; 1507 return NOTIFY_DONE;
1497 1508
1498 skb = alloc_skb(NLMSG_GOODSIZE, GFP_ATOMIC); 1509 skb = alloc_skb(NLMSG_GOODSIZE, GFP_ATOMIC);
diff --git a/net/netfilter/xt_sctp.c b/net/netfilter/xt_sctp.c
index e223cb43ae8e..a189ada9128f 100644
--- a/net/netfilter/xt_sctp.c
+++ b/net/netfilter/xt_sctp.c
@@ -105,7 +105,7 @@ match_packet(const struct sk_buff *skb,
105 105
106 switch (chunk_match_type) { 106 switch (chunk_match_type) {
107 case SCTP_CHUNK_MATCH_ALL: 107 case SCTP_CHUNK_MATCH_ALL:
108 return SCTP_CHUNKMAP_IS_CLEAR(info->chunkmap); 108 return SCTP_CHUNKMAP_IS_CLEAR(chunkmapcopy);
109 case SCTP_CHUNK_MATCH_ANY: 109 case SCTP_CHUNK_MATCH_ANY:
110 return false; 110 return false;
111 case SCTP_CHUNK_MATCH_ONLY: 111 case SCTP_CHUNK_MATCH_ONLY:
diff --git a/net/rxrpc/af_rxrpc.c b/net/rxrpc/af_rxrpc.c
index d7d2bed7a699..eac5e7bb7365 100644
--- a/net/rxrpc/af_rxrpc.c
+++ b/net/rxrpc/af_rxrpc.c
@@ -284,13 +284,13 @@ struct rxrpc_call *rxrpc_kernel_begin_call(struct socket *sock,
284 if (IS_ERR(trans)) { 284 if (IS_ERR(trans)) {
285 call = ERR_CAST(trans); 285 call = ERR_CAST(trans);
286 trans = NULL; 286 trans = NULL;
287 goto out; 287 goto out_notrans;
288 } 288 }
289 } else { 289 } else {
290 trans = rx->trans; 290 trans = rx->trans;
291 if (!trans) { 291 if (!trans) {
292 call = ERR_PTR(-ENOTCONN); 292 call = ERR_PTR(-ENOTCONN);
293 goto out; 293 goto out_notrans;
294 } 294 }
295 atomic_inc(&trans->usage); 295 atomic_inc(&trans->usage);
296 } 296 }
@@ -315,6 +315,7 @@ struct rxrpc_call *rxrpc_kernel_begin_call(struct socket *sock,
315 rxrpc_put_bundle(trans, bundle); 315 rxrpc_put_bundle(trans, bundle);
316out: 316out:
317 rxrpc_put_transport(trans); 317 rxrpc_put_transport(trans);
318out_notrans:
318 release_sock(&rx->sk); 319 release_sock(&rx->sk);
319 _leave(" = %p", call); 320 _leave(" = %p", call);
320 return call; 321 return call;
diff --git a/scripts/kernel-doc b/scripts/kernel-doc
index 8bb83a100edb..0f11870116dc 100755
--- a/scripts/kernel-doc
+++ b/scripts/kernel-doc
@@ -1827,6 +1827,40 @@ sub reset_state {
1827 $state = 0; 1827 $state = 0;
1828} 1828}
1829 1829
1830sub syscall_munge() {
1831 my $void = 0;
1832
1833 $prototype =~ s@[\r\n\t]+@ @gos; # strip newlines/CR's/tabs
1834## if ($prototype =~ m/SYSCALL_DEFINE0\s*\(\s*(a-zA-Z0-9_)*\s*\)/) {
1835 if ($prototype =~ m/SYSCALL_DEFINE0/) {
1836 $void = 1;
1837## $prototype = "long sys_$1(void)";
1838 }
1839
1840 $prototype =~ s/SYSCALL_DEFINE.*\(/long sys_/; # fix return type & func name
1841 if ($prototype =~ m/long (sys_.*?),/) {
1842 $prototype =~ s/,/\(/;
1843 } elsif ($void) {
1844 $prototype =~ s/\)/\(void\)/;
1845 }
1846
1847 # now delete all of the odd-number commas in $prototype
1848 # so that arg types & arg names don't have a comma between them
1849 my $count = 0;
1850 my $len = length($prototype);
1851 if ($void) {
1852 $len = 0; # skip the for-loop
1853 }
1854 for (my $ix = 0; $ix < $len; $ix++) {
1855 if (substr($prototype, $ix, 1) eq ',') {
1856 $count++;
1857 if ($count % 2 == 1) {
1858 substr($prototype, $ix, 1) = ' ';
1859 }
1860 }
1861 }
1862}
1863
1830sub process_state3_function($$) { 1864sub process_state3_function($$) {
1831 my $x = shift; 1865 my $x = shift;
1832 my $file = shift; 1866 my $file = shift;
@@ -1839,11 +1873,15 @@ sub process_state3_function($$) {
1839 elsif ($x =~ /([^\{]*)/) { 1873 elsif ($x =~ /([^\{]*)/) {
1840 $prototype .= $1; 1874 $prototype .= $1;
1841 } 1875 }
1876
1842 if (($x =~ /\{/) || ($x =~ /\#\s*define/) || ($x =~ /;/)) { 1877 if (($x =~ /\{/) || ($x =~ /\#\s*define/) || ($x =~ /;/)) {
1843 $prototype =~ s@/\*.*?\*/@@gos; # strip comments. 1878 $prototype =~ s@/\*.*?\*/@@gos; # strip comments.
1844 $prototype =~ s@[\r\n]+@ @gos; # strip newlines/cr's. 1879 $prototype =~ s@[\r\n]+@ @gos; # strip newlines/cr's.
1845 $prototype =~ s@^\s+@@gos; # strip leading spaces 1880 $prototype =~ s@^\s+@@gos; # strip leading spaces
1846 dump_function($prototype,$file); 1881 if ($prototype =~ /SYSCALL_DEFINE/) {
1882 syscall_munge();
1883 }
1884 dump_function($prototype, $file);
1847 reset_state(); 1885 reset_state();
1848 } 1886 }
1849} 1887}
diff --git a/sound/arm/aaci.c b/sound/arm/aaci.c
index 89096e811a4b..772901e41ecb 100644
--- a/sound/arm/aaci.c
+++ b/sound/arm/aaci.c
@@ -90,7 +90,7 @@ static void aaci_ac97_write(struct snd_ac97 *ac97, unsigned short reg,
90 */ 90 */
91 do { 91 do {
92 v = readl(aaci->base + AACI_SLFR); 92 v = readl(aaci->base + AACI_SLFR);
93 } while ((v & (SLFR_1TXB|SLFR_2TXB)) && timeout--); 93 } while ((v & (SLFR_1TXB|SLFR_2TXB)) && --timeout);
94 94
95 if (!timeout) 95 if (!timeout)
96 dev_err(&aaci->dev->dev, 96 dev_err(&aaci->dev->dev,
@@ -126,7 +126,7 @@ static unsigned short aaci_ac97_read(struct snd_ac97 *ac97, unsigned short reg)
126 */ 126 */
127 do { 127 do {
128 v = readl(aaci->base + AACI_SLFR); 128 v = readl(aaci->base + AACI_SLFR);
129 } while ((v & SLFR_1TXB) && timeout--); 129 } while ((v & SLFR_1TXB) && --timeout);
130 130
131 if (!timeout) { 131 if (!timeout) {
132 dev_err(&aaci->dev->dev, "timeout on slot 1 TX busy\n"); 132 dev_err(&aaci->dev->dev, "timeout on slot 1 TX busy\n");
@@ -147,7 +147,7 @@ static unsigned short aaci_ac97_read(struct snd_ac97 *ac97, unsigned short reg)
147 do { 147 do {
148 cond_resched(); 148 cond_resched();
149 v = readl(aaci->base + AACI_SLFR) & (SLFR_1RXV|SLFR_2RXV); 149 v = readl(aaci->base + AACI_SLFR) & (SLFR_1RXV|SLFR_2RXV);
150 } while ((v != (SLFR_1RXV|SLFR_2RXV)) && timeout--); 150 } while ((v != (SLFR_1RXV|SLFR_2RXV)) && --timeout);
151 151
152 if (!timeout) { 152 if (!timeout) {
153 dev_err(&aaci->dev->dev, "timeout on RX valid\n"); 153 dev_err(&aaci->dev->dev, "timeout on RX valid\n");