Commit Graph

363626 Commits

Author SHA1 Message Date
Sylwester Nawrocki 1bc515ac6e [media] exynos4-is: Don't overwrite subdevdata in the fimc-is sensor driver
It's an I2C client driver and it must not overwrite the struct v4l2_subdev
dev_priv field, which is used by the v4l2 core to store a pointer to
struct i2c_client.

Signed-off-by: Sylwester Nawrocki <s.nawrocki@samsung.com>
Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
2013-04-25 09:35:43 -03:00
Sylwester Nawrocki b2afa23669 [media] exynos4-is: Fix regulator/gpio resource releasing on the driver removal
Remove regulator_bulk_free() calls as devm_regulator_bulk_get() function
is used to get the regulators so those will be freed automatically while
the driver is removed.
Missing gpio free is fixed by requesting a gpio with the devm_* API.
All that is done now in the I2C client driver remove() callback is the
media entity cleanup call.

Signed-off-by: Sylwester Nawrocki <s.nawrocki@samsung.com>
Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
2013-04-25 09:35:23 -03:00
Sylwester Nawrocki 5a66561f42 [media] exynos4-is: Fix initialization of subdev 'flags' field
Ensure the value of struct v4l2_subdev::flags field as set
in v4l2_subdev_init() is preserved when initializing it in
the subdev drivers.

Signed-off-by: Sylwester Nawrocki <s.nawrocki@samsung.com>
Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
2013-04-25 09:35:03 -03:00
Sylwester Nawrocki 861a51fd40 [media] exynos4-is: Remove redundant MODULE_DEVICE_TABLE entries
Remove unneeded MODULE_DEVICE_TABLE(of,...) instances from files that
are linked into same module. This fixes following error when building
as a module:
LD [M]  drivers/media/platform/exynos4-is/s5p-fimc.o
drivers/media/platform/exynos4-is/fimc-is-sensor.o: In function `.LANCHOR1':
fimc-is-sensor.c:(.rodata+0x48): multiple definition of `__mod_of_device_table'
drivers/media/platform/exynos4-is/fimc-is.o:fimc-is.c:(.rodata+0x174): first defined here
drivers/media/platform/exynos4-is/fimc-is-i2c.o:(.rodata+0x5c): multiple definition of `__mod_of_device_table'
drivers/media/platform/exynos4-is/fimc-is.o:fimc-is.c:(.rodata+0x174): first defined here
make[4]: *** [drivers/media/platform/exynos4-is/exynos-fimc-is.o] Error 1
Also remove exporting fimc_is_(un)register_i2c_driver functions, it
is not needed since these functions should be called only from our
module.

Signed-off-by: Sylwester Nawrocki <s.nawrocki@samsung.com>
Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
2013-04-25 09:34:34 -03:00
Sylwester Nawrocki a5ad1dbe22 [media] s5c73m3: Add missing subdev .unregistered callback
This is needed to free any resources requested in
the .registered subdev op.

Signed-off-by: Sylwester Nawrocki <s.nawrocki@samsung.com>
Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
2013-04-25 09:33:58 -03:00
Sylwester Nawrocki 0c2224ee0e [media] s5c73m3: Fix remove() callback to free requested resources
Make sure v4l2_device_unregister_subdev() is called for both:
oif and sensor subdev and both media entities are freed on
driver removal.

Signed-off-by: Sylwester Nawrocki <s.nawrocki@samsung.com>
Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
2013-04-25 09:33:42 -03:00
Sachin Kamat 068b16b638 [media] exynos4-is: Convert index variable to signed
index variable is used to check the validity of the data by
testing for negative values. Hence make it signed.

Signed-off-by: Sachin Kamat <sachin.kamat@linaro.org>
Signed-off-by: Sylwester Nawrocki <s.nawrocki@samsung.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
2013-04-25 09:33:14 -03:00
Sachin Kamat 38c602b8ed [media] exynos4-is: Fix potential null pointer dereferencing
If fimc->drv_data is NULL, then fimc->drv_data->num_entities would
cause NULL pointer dereferencing. Hence remove it from print statement.

Signed-off-by: Sachin Kamat <sachin.kamat@linaro.org>
Signed-off-by: Sylwester Nawrocki <s.nawrocki@samsung.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
2013-04-25 09:32:57 -03:00
Linus Torvalds 0fbd06761f Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/sparc
Pull sparc fix from David Miller:
 "Brown paper bag fix for sparc64"

* git://git.kernel.org/pub/scm/linux/kernel/git/davem/sparc:
  sparc64: Fix missing put_cpu_var() in tlb_batch_add_one() when not batching.
2013-04-24 17:10:18 -07:00
Linus Torvalds 3c71d03a28 This is a last minute revert for the GPIO tree, as Mike
Dunn noticed breakage on some older PXA machines due to
 moving PXA GPIO initcalls to the module_init initlevel.
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Merge tag 'gpio-v3.9-lastminute' of git://git.kernel.org/pub/scm/linux/kernel/git/linusw/linux-gpio

Pull gpi fix from Linus Walleij:
 "This is a last minute revert for the GPIO tree, as Mike Dunn noticed
  breakage on some older PXA machines due to moving PXA GPIO initcalls
  to the module_init initlevel"

* tag 'gpio-v3.9-lastminute' of git://git.kernel.org/pub/scm/linux/kernel/git/linusw/linux-gpio:
  Revert "gpio: pxa: set initcall level to module init"
2013-04-24 17:01:58 -07:00
David S. Miller f0af97070a sparc64: Fix missing put_cpu_var() in tlb_batch_add_one() when not batching.
Reported-by: Meelis Roos <mroos@linux.ee>
Signed-off-by: David S. Miller <davem@davemloft.net>
2013-04-24 16:52:18 -07:00
Linus Walleij cf3fa17c20 Revert "gpio: pxa: set initcall level to module init"
This reverts commit 6c7e660a27.

The commit causes breakage on several older PXA machines.

Reported-by: Mike Dunn <mikedunn@newsguy.com>
Acked-by: Haojian Zhuang <haojian.zhuang@linaro.org>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
2013-04-24 21:42:24 +02:00
Josh Boyer f697036b93 efi: Check EFI revision in setup_efi_vars
We need to check the runtime sys_table for the EFI version the firmware
specifies instead of just checking for a NULL QueryVariableInfo.  Older
implementations of EFI don't have QueryVariableInfo but the runtime is
a smaller structure, so the pointer to it may be pointing off into garbage.

This is apparently the case with several Apple firmwares that support EFI
1.10, and the current check causes them to no longer boot.  Fix based on
a suggestion from Matthew Garrett.

Signed-off-by: Josh Boyer <jwboyer@redhat.com>
Signed-off-by: Matt Fleming <matt.fleming@intel.com>
2013-04-24 16:19:01 +01:00
Borislav Petkov 51f8fbba64 x86, efi: Fix a build warning
Fix this:

arch/x86/boot/compressed/eboot.c: In function ‘setup_efi_vars’:
arch/x86/boot/compressed/eboot.c:269:2: warning: passing argument 1 of ‘efi_call_phys’ makes pointer from integer without a cast [enabled by default]
In file included from arch/x86/boot/compressed/eboot.c:12:0:
/w/kernel/linux/arch/x86/include/asm/efi.h:8:33: note: expected ‘void *’ but argument is of type ‘long unsigned int’

after cc5a080c5d ("efi: Pass boot services variable info to runtime
code").

Reported-by: Paul Bolle <pebolle@tiscali.nl>
Cc: Matthew Garrett <matthew.garrett@nebula.com>
Signed-off-by: Borislav Petkov <bp@suse.de>
Signed-off-by: Matt Fleming <matt.fleming@intel.com>
2013-04-24 11:57:15 +01:00
Kevin Baradon 5f3f254f7c [media] media/rc/imon.c: kill urb when send_packet() is interrupted
This avoids:
Apr 12 23:52:16 homeserver kernel: imon:send_packet: task interrupted
Apr 12 23:52:16 homeserver kernel: ------------[ cut here ]------------
Apr 12 23:52:16 homeserver kernel: WARNING: at drivers/usb/core/urb.c:327 usb_submit_urb+0x353/0x370()
Apr 12 23:52:16 homeserver kernel: Hardware name: Unknow
Apr 12 23:52:16 homeserver kernel: URB f64b6f00 submitted while active
Apr 12 23:52:16 homeserver kernel: Modules linked in:
Apr 12 23:52:16 homeserver kernel: Pid: 3154, comm: LCDd Not tainted 3.8.6-htpc-00005-g9e6fc5e #26
Apr 12 23:52:16 homeserver kernel: Call Trace:
Apr 12 23:52:16 homeserver kernel: [<c012d778>] ? warn_slowpath_common+0x78/0xb0
Apr 12 23:52:16 homeserver kernel: [<c04136c3>] ? usb_submit_urb+0x353/0x370
Apr 12 23:52:16 homeserver kernel: [<c04136c3>] ? usb_submit_urb+0x353/0x370
Apr 12 23:52:16 homeserver kernel: [<c0447010>] ? imon_ir_change_protocol+0x150/0x150
Apr 12 23:52:16 homeserver kernel: [<c012d843>] ? warn_slowpath_fmt+0x33/0x40
Apr 12 23:52:16 homeserver kernel: [<c04136c3>] ? usb_submit_urb+0x353/0x370
Apr 12 23:52:16 homeserver kernel: [<c0446c67>] ? send_packet+0x97/0x270
Apr 12 23:52:16 homeserver kernel: [<c0446cfe>] ? send_packet+0x12e/0x270
Apr 12 23:52:16 homeserver kernel: [<c05c5743>] ? do_nanosleep+0xa3/0xd0
Apr 12 23:52:16 homeserver kernel: [<c044760e>] ? vfd_write+0xae/0x250
Apr 12 23:52:16 homeserver kernel: [<c0447560>] ? lcd_write+0x180/0x180
Apr 12 23:52:16 homeserver kernel: [<c01b2b19>] ? vfs_write+0x89/0x140
Apr 12 23:52:16 homeserver kernel: [<c01b2dda>] ? sys_write+0x4a/0x90
Apr 12 23:52:16 homeserver kernel: [<c05c7c45>] ? sysenter_do_call+0x12/0x26
Apr 12 23:52:16 homeserver kernel: ---[ end trace a0b6f0fcfd2f9a1d ]---
Apr 12 23:52:16 homeserver kernel: imon:send_packet: error submitting urb(-16)
Apr 12 23:52:16 homeserver kernel: imon:vfd_write: send packet #3 failed
Apr 12 23:52:16 homeserver kernel: imon:send_packet: error submitting urb(-16)
Apr 12 23:52:16 homeserver kernel: imon:vfd_write: send packet #0 failed

Signed-off-by: Kevin Baradon <kevin.baradon@gmail.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
2013-04-23 17:50:34 -03:00
Kevin Baradon 7d54ba0e37 [media] media/rc/imon.c: do not try to register 2nd intf if 1st intf failed
This bug could be triggered if 1st interface configuration fails:
Apr  8 18:20:30 homeserver kernel: usb 5-1: new low-speed USB device number 2 using ohci_hcd
Apr  8 18:20:30 homeserver kernel: input: iMON Panel, Knob and Mouse(15c2:0036) as /devices/pci0000:00/0000:00:13.0/usb5/5-1/5-1:1.0/input/input2
Apr  8 18:20:30 homeserver kernel: Registered IR keymap rc-imon-pad
Apr  8 18:20:30 homeserver kernel: input: iMON Remote (15c2:0036) as /devices/pci0000:00/0000:00:13.0/usb5/5-1/5-1:1.0/rc/rc0/input3
Apr  8 18:20:30 homeserver kernel: rc0: iMON Remote (15c2:0036) as /devices/pci0000:00/0000:00:13.0/usb5/5-1/5-1:1.0/rc/rc0
Apr  8 18:20:30 homeserver kernel: imon:send_packet: packet tx failed (-32)
Apr  8 18:20:30 homeserver kernel: imon 5-1:1.0: remote input dev register failed
Apr  8 18:20:30 homeserver kernel: imon 5-1:1.0: imon_init_intf0: rc device setup failed
Apr  8 18:20:30 homeserver kernel: imon 5-1:1.0: unable to initialize intf0, err 0
Apr  8 18:20:30 homeserver kernel: imon:imon_probe: failed to initialize context!
Apr  8 18:20:30 homeserver kernel: imon 5-1:1.0: unable to register, err -19
Apr  8 18:20:30 homeserver kernel: BUG: unable to handle kernel NULL pointer dereference at 00000014
Apr  8 18:20:30 homeserver kernel: IP: [<c05c4e4c>] mutex_lock+0xc/0x30
Apr  8 18:20:30 homeserver kernel: *pde = 00000000
Apr  8 18:20:30 homeserver kernel: Oops: 0002 [#1] PREEMPT SMP
Apr  8 18:20:30 homeserver kernel: Modules linked in:
Apr  8 18:20:30 homeserver kernel: Pid: 367, comm: khubd Not tainted 3.8.3-htpc-00002-g79b1403 #23 Unknow Unknow/RS780-SB700
Apr  8 18:20:30 homeserver kernel: EIP: 0060:[<c05c4e4c>] EFLAGS: 00010296 CPU: 1
Apr  8 18:20:30 homeserver kernel: EIP is at mutex_lock+0xc/0x30
Apr  8 18:20:30 homeserver kernel: EAX: 00000014 EBX: 00000014 ECX: 00000000 EDX: f590e480
Apr  8 18:20:30 homeserver kernel: ESI: f5deac00 EDI: f590e480 EBP: f5f3ee00 ESP: f6577c28
Apr  8 18:20:30 homeserver kernel: DS: 007b ES: 007b FS: 00d8 GS: 00e0 SS: 0068
Apr  8 18:20:30 homeserver kernel: CR0: 8005003b CR2: 00000014 CR3: 0081b000 CR4: 000007d0
Apr  8 18:20:30 homeserver kernel: DR0: 00000000 DR1: 00000000 DR2: 00000000 DR3: 00000000
Apr  8 18:20:30 homeserver kernel: DR6: ffff0ff0 DR7: 00000400
Apr  8 18:20:30 homeserver kernel: Process khubd (pid: 367, ti=f6576000 task=f649ea00 task.ti=f6576000)
Apr  8 18:20:30 homeserver kernel: Stack:
Apr  8 18:20:30 homeserver kernel: 00000000 f5deac00 c0448de4 f59714c0 f5deac64 c03b8ad2 f6577c90 00000004
Apr  8 18:20:30 homeserver kernel: f649ea00 c0205142 f6779820 a1ff7f08 f5deac00 00000001 f5f3ee1c 00000014
Apr  8 18:20:30 homeserver kernel: 00000004 00000202 15c20036 c07a03e8 fffee0ca f6795c00 f5f3ee1c f5deac00
Apr  8 18:20:30 homeserver kernel: Call Trace:
Apr  8 18:20:30 homeserver kernel: [<c0448de4>] ? imon_probe+0x494/0xde0
Apr  8 18:20:30 homeserver kernel: [<c03b8ad2>] ? rpm_resume+0xb2/0x4f0
Apr  8 18:20:30 homeserver kernel: [<c0205142>] ? sysfs_addrm_finish+0x12/0x90
Apr  8 18:20:30 homeserver kernel: [<c04170e9>] ? usb_probe_interface+0x169/0x240
Apr  8 18:20:30 homeserver kernel: [<c03b0ca0>] ? __driver_attach+0x80/0x80
Apr  8 18:20:30 homeserver kernel: [<c03b0ca0>] ? __driver_attach+0x80/0x80
Apr  8 18:20:30 homeserver kernel: [<c03b0a94>] ? driver_probe_device+0x54/0x1e0
Apr  8 18:20:30 homeserver kernel: [<c0416abe>] ? usb_device_match+0x4e/0x80
Apr  8 18:20:30 homeserver kernel: [<c03af314>] ? bus_for_each_drv+0x34/0x70
Apr  8 18:20:30 homeserver kernel: [<c03b0a0b>] ? device_attach+0x7b/0x90
Apr  8 18:20:30 homeserver kernel: [<c03b0ca0>] ? __driver_attach+0x80/0x80
Apr  8 18:20:30 homeserver kernel: [<c03b00ff>] ? bus_probe_device+0x5f/0x80
Apr  8 18:20:30 homeserver kernel: [<c03aeab7>] ? device_add+0x567/0x610
Apr  8 18:20:30 homeserver kernel: [<c041a7bc>] ? usb_create_ep_devs+0x7c/0xd0
Apr  8 18:20:30 homeserver kernel: [<c0413837>] ? create_intf_ep_devs+0x47/0x70
Apr  8 18:20:30 homeserver kernel: [<c04156c4>] ? usb_set_configuration+0x454/0x750
Apr  8 18:20:30 homeserver kernel: [<c03b0ca0>] ? __driver_attach+0x80/0x80
Apr  8 18:20:30 homeserver kernel: [<c041de8a>] ? generic_probe+0x2a/0x80
Apr  8 18:20:30 homeserver kernel: [<c03b0ca0>] ? __driver_attach+0x80/0x80
Apr  8 18:20:30 homeserver kernel: [<c0205aff>] ? sysfs_create_link+0xf/0x20
Apr  8 18:20:30 homeserver kernel: [<c04171db>] ? usb_probe_device+0x1b/0x40
Apr  8 18:20:30 homeserver kernel: [<c03b0a94>] ? driver_probe_device+0x54/0x1e0
Apr  8 18:20:30 homeserver kernel: [<c03af314>] ? bus_for_each_drv+0x34/0x70
Apr  8 18:20:30 homeserver kernel: [<c03b0a0b>] ? device_attach+0x7b/0x90
Apr  8 18:20:30 homeserver kernel: [<c03b0ca0>] ? __driver_attach+0x80/0x80
Apr  8 18:20:30 homeserver kernel: [<c03b00ff>] ? bus_probe_device+0x5f/0x80
Apr  8 18:20:30 homeserver kernel: [<c03aeab7>] ? device_add+0x567/0x610
Apr  8 18:20:30 homeserver kernel: [<c040e6df>] ? usb_new_device+0x12f/0x1e0
Apr  8 18:20:30 homeserver kernel: [<c040f4d8>] ? hub_thread+0x458/0x1230
Apr  8 18:20:30 homeserver kernel: [<c015554f>] ? dequeue_task_fair+0x9f/0xc0
Apr  8 18:20:30 homeserver kernel: [<c0131312>] ? release_task+0x1d2/0x330
Apr  8 18:20:30 homeserver kernel: [<c01477b0>] ? abort_exclusive_wait+0x90/0x90
Apr  8 18:20:30 homeserver kernel: [<c040f080>] ? usb_remote_wakeup+0x40/0x40
Apr  8 18:20:30 homeserver kernel: [<c0146ed2>] ? kthread+0x92/0xa0
Apr  8 18:20:30 homeserver kernel: [<c05c7877>] ? ret_from_kernel_thread+0x1b/0x28
Apr  8 18:20:30 homeserver kernel: [<c0146e40>] ? kthread_freezable_should_stop+0x50/0x50
Apr  8 18:20:30 homeserver kernel: Code: 89 04 24 89 f0 e8 05 ff ff ff 8b 5c 24 24 8b 74 24 28 8b 7c 24 2c 8b 6c 24 30 83 c4 34 c3 00 83 ec 08 89 1c 24 89 74 24 04 89 c3 <f0> ff 08 79 05 e8 ca 03 00 00 64 a1 70 d6 80 c0 8b 74 24 04 89
Apr  8 18:20:30 homeserver kernel: EIP: [<c05c4e4c>] mutex_lock+0xc/0x30 SS:ESP 0068:f6577c28
Apr  8 18:20:30 homeserver kernel: CR2: 0000000000000014
Apr  8 18:20:30 homeserver kernel: ---[ end trace df134132c967205c ]---

Signed-off-by: Kevin Baradon <kevin.baradon@gmail.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
2013-04-23 17:50:09 -03:00
Kevin Baradon f7d141b312 [media] imon: Use large delays earlier
send_packet() is used during initialization, before send_packet_delay
is set. So, move ictx->send_packet_delay to happen earlier.

[mchehab@redhat.com: fold two patches into one to make git history clearer]
Signed-off-by: Kevin Baradon <kevin.baradon@gmail.com>

Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
2013-04-23 17:37:27 -03:00
Dan Carpenter c06ca8f92b [media] media: info leak in media_device_enum_entities()
The last part of the "u_ent.name" buffer isn't cleared so it still has
uninitialized stack memory.

Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
2013-04-23 16:58:52 -03:00
Linus Torvalds 824282ca7d Merge branch 'upstream' of git://git.linux-mips.org/pub/scm/ralf/upstream-linus
Pull MIPS fix from Ralf Baechle:
 "Revert the change of the definition of PAGE_MASK which was prettier
  but broke a few relativly rare platforms"

* 'upstream' of git://git.linux-mips.org/pub/scm/ralf/upstream-linus:
  Revert "MIPS: page.h: Provide more readable definition for PAGE_MASK."
2013-04-22 15:00:59 -07:00
Olivier Grenie 59501bb792 [media] dib7090p: improve the support of the dib7090 and dib7790
The intend of this patch is to improve the support of the dib7090 and
dib7790. The AGC1 min value is set to 32768 by default. The actual AGC1 min
and the external attenuation are controled depending on the received RF
level.

Signed-off-by: Olivier Grenie <olivier.grenie@parrot.com>
Signed-off-by: Patrick Boettcher <patrick.boettcher@parrot.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
2013-04-22 17:15:52 -03:00
Olivier Grenie f45f513a93 [media] dib7090p: remove the support for the dib7090E
The intend of this patch is to remove the support for the dib7090E. The
DiB7090E-package has never left prototype state and never made it to
mass-prod-state.

Signed-off-by: Olivier Grenie <olivier.grenie@parrot.com>
Signed-off-by: Patrick Boettcher <patrick.boettcher@parrot.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
2013-04-22 17:15:26 -03:00
Olivier Grenie 5e9c85d983 [media] dib8096: enhancement
The intend of this patch is to improve the support of the dib8096. The PLL
parameters are not automatically computed. The limit to set/unset external
diode for attenuation has been updated. The TFE8096P board is using the
new I2C API.

Signed-off-by: Olivier Grenie <olivier.grenie@parrot.com>
Signed-off-by: Patrick Boettcher <patrick.boettcher@parrot.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
2013-04-22 17:15:07 -03:00
Olivier Grenie aedabf7a54 [media] dib0090: enhancement
The intend of this patch is to improve the support of the dib0090 tuner.
The ramp tables have been updated. Also some minor enhancements has been
added (EFUSE and reset).

Signed-off-by: Olivier Grenie <olivier.grenie@parrot.com>
Signed-off-by: Patrick Boettcher <patrick.boettcher@parrot.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
2013-04-22 17:14:11 -03:00
Olivier Grenie 6fe1099c7a [media] dib7000p: enhancement
The intend of this patch is to improve the support of the dib7000p. It is
now possible to set the minimum value for the AGC1. Also, the driver takes
into account the frequency offset introduced in the tuned frequency.

Signed-off-by: Olivier Grenie <olivier.grenie@parrot.com>
Signed-off-by: Patrick Boettcher <patrick.boettcher@parrot.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
2013-04-22 17:13:43 -03:00
Patrick Boettcher 173a64cb3f [media] dib8000: enhancement
The intend of this patch is to improve the support of the dib8000.

Signed-off-by: Olivier Grenie <olivier.grenie@parrot.com>
Signed-off-by: Patrick Boettcher <patrick.boettcher@parrot.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
2013-04-22 16:58:16 -03:00
Ralf Baechle 3b5e50edaf Revert "MIPS: page.h: Provide more readable definition for PAGE_MASK."
This reverts commit c17a655478.

Manuel Lauss writes:

lmo commit c17a6554 (MIPS: page.h: Provide more readable definition for
PAGE_MASK) apparently breaks ioremap of 36-bit addresses on my Alchemy
systems (PCI and PCMCIA) The reason is that in arch/mips/mm/ioremap.c
line 157  (phys_addr &= PAGE_MASK) bits 32-35 are cut off.  Seems the
new PAGE_MASK is explicitly 32bit, or one could make it signed instead
of unsigned long.
2013-04-22 18:09:35 +02:00
Rusty Russell f83b293366 kernel/hz.bc: ignore.
Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2013-04-22 07:09:06 -07:00
Linus Torvalds 7790ff45be Merge git://git.kernel.org/pub/scm/linux/kernel/git/herbert/crypto-2.6
Pull crypto fix from Herbert Xu:
 "This fixes a kernel memory leak in the algif interface"

* git://git.kernel.org/pub/scm/linux/kernel/git/herbert/crypto-2.6:
  crypto: algif - suppress sending source address information in recvmsg
2013-04-22 07:07:46 -07:00
Frank Schaefer 1552fb344d [media] em28xx: add a missing le16_to_cpu conversion
commit 61ff5d69 "em28xx: improve em2710/em2820 distinction" missed the
le16_to_cpu conversion of the USB vendor ID.

Signed-off-by: Frank Schäfer <fschaefer.oss@googlemail.com>
Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
2013-04-22 10:11:05 -03:00
Ismael Luceno 16af690fb0 [media] solo6x10: Fix pixelformat accepted/reported by the encoder
The 6010 produces MPEG-4 part 2, while 6110 produces H.264.

Signed-off-by: Ismael Luceno <ismael.luceno@corp.bluecherry.net>
Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
2013-04-22 10:10:53 -03:00
Dan Carpenter 8c93c40080 [media] go7007: dubious one-bit signed bitfields
Because they're signed, "is_video" and "is_audio" can be 0 and -1
instead of 0 and 1 as intended.  It doesn't cause a bug, but it makes
Sparse complain:
drivers/staging/media/go7007/go7007-priv.h:94:31: error: dubious one-bit signed bitfield
drivers/staging/media/go7007/go7007-priv.h:95:31: error: dubious one-bit signed bitfield

Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Acked-by: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
2013-04-22 10:10:20 -03:00
Alexey Khoroshilov 5ddfbbb9ca [media] cx88: Fix unsafe locking in suspend-resume
Legacy PCI suspend-resume handlers are called with interrupts enabled.

But cx8800_suspend/cx8800_resume and
cx8802_suspend_common/cx8802_resume_common use spin_lock/spin_unlock
functions to acquire dev->slock, while the same lock is acquired in the
corresponding irq-handlers: cx8800_irq and cx8802_irq.

That means a deadlock is possible if an interrupt happens while suspend
or resume owns the lock. The patch replaces spin_lock/spin_unlock with
spin_lock_irqsave/spin_unlock_irqrestore.

Found by Linux Driver Verification project (linuxtesting.org).

[mchehab@redhat.com: Fix CodingStyle]
Signed-off-by: Alexey Khoroshilov <khoroshilov@ispras.ru>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
2013-04-22 10:08:30 -03:00
Ismael Luceno cdcfe40a5f [media] solo6x10: Update the encoder mode on VIDIOC_S_FMT
Signed-off-by: Ismael Luceno <ismael.luceno@corp.bluecherry.net>
Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
2013-04-22 10:05:18 -03:00
Dan Carpenter 7186797646 [media] lg2160: dubious one-bit signed bitfield
Sparse complains that these are "dubious one-bit signed bitfields" and
the comment says it was intended to be 1 and 0 instead of -1 and 0.

Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Michael Krufky <mkrufky@linuxtv.org>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
2013-04-22 10:04:20 -03:00
Linus Torvalds 60d509fa6a Linux 3.9-rc8 2013-04-21 14:38:45 -07:00
Linus Torvalds 3125929454 Merge branch 'perf-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
Pull perf fixes from Ingo Molnar:
 "Misc fixes"

* 'perf-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
  perf/x86: Fix offcore_rsp valid mask for SNB/IVB
  perf: Treat attr.config as u64 in perf_swevent_init()
2013-04-21 10:25:42 -07:00
Linus Torvalds 12c71c4b60 Merge branch 'vm_ioremap_memory-examples'
I'm going to do an -rc8, so I'm just going to do this rather than delay
it any further. They are arguably stable material anyway.

* vm_ioremap_memory-examples:
  mtdchar: remove no-longer-used vma helpers
  vm: convert snd_pcm_lib_mmap_iomem() to vm_iomap_memory() helper
  vm: convert fb_mmap to vm_iomap_memory() helper
  vm: convert mtdchar mmap to vm_iomap_memory() helper
  vm: convert HPET mmap to vm_iomap_memory() helper
2013-04-21 10:16:56 -07:00
Paul E. McKenney c79aa0d965 events: Protect access via task_subsys_state_check()
The following RCU splat indicates lack of RCU protection:

[  953.267649] ===============================
[  953.267652] [ INFO: suspicious RCU usage. ]
[  953.267657] 3.9.0-0.rc6.git2.4.fc19.ppc64p7 #1 Not tainted
[  953.267661] -------------------------------
[  953.267664] include/linux/cgroup.h:534 suspicious rcu_dereference_check() usage!
[  953.267669]
[  953.267669] other info that might help us debug this:
[  953.267669]
[  953.267675]
[  953.267675] rcu_scheduler_active = 1, debug_locks = 0
[  953.267680] 1 lock held by glxgears/1289:
[  953.267683]  #0:  (&sig->cred_guard_mutex){+.+.+.}, at: [<c00000000027f884>] .prepare_bprm_creds+0x34/0xa0
[  953.267700]
[  953.267700] stack backtrace:
[  953.267704] Call Trace:
[  953.267709] [c0000001f0d1b6e0] [c000000000016e30] .show_stack+0x130/0x200 (unreliable)
[  953.267717] [c0000001f0d1b7b0] [c0000000001267f8] .lockdep_rcu_suspicious+0x138/0x180
[  953.267724] [c0000001f0d1b840] [c0000000001d43a4] .perf_event_comm+0x4c4/0x690
[  953.267731] [c0000001f0d1b950] [c00000000027f6e4] .set_task_comm+0x84/0x1f0
[  953.267737] [c0000001f0d1b9f0] [c000000000280414] .setup_new_exec+0x94/0x220
[  953.267744] [c0000001f0d1ba70] [c0000000002f665c] .load_elf_binary+0x58c/0x19b0
...

This commit therefore adds the required RCU read-side critical
section to perf_event_comm().

Reported-by: Adam Jackson <ajax@redhat.com>
Signed-off-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com>
Cc: a.p.zijlstra@chello.nl
Cc: paulus@samba.org
Cc: acme@ghostprotocols.net
Link: http://lkml.kernel.org/r/20130419190124.GA8638@linux.vnet.ibm.com
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Tested-by: Gustavo Luiz Duarte <gusld@br.ibm.com>
2013-04-21 11:21:39 +02:00
Linus Torvalds 830ac8524f Merge branch 'x86-kdump-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
Pull kdump fixes from Peter Anvin:
 "The kexec/kdump people have found several problems with the support
  for loading over 4 GiB that was introduced in this merge cycle.  This
  is partly due to a number of design problems inherent in the way the
  various pieces of kdump fit together (it is pretty horrifically manual
  in many places.)

  After a *lot* of iterations this is the patchset that was agreed upon,
  but of course it is now very late in the cycle.  However, because it
  changes both the syntax and semantics of the crashkernel option, it
  would be desirable to avoid a stable release with the broken
  interfaces."

I'm not happy with the timing, since originally the plan was to release
the final 3.9 tomorrow.  But apparently I'm doing an -rc8 instead...

* 'x86-kdump-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
  kexec: use Crash kernel for Crash kernel low
  x86, kdump: Change crashkernel_high/low= to crashkernel=,high/low
  x86, kdump: Retore crashkernel= to allocate under 896M
  x86, kdump: Set crashkernel_low automatically
2013-04-20 18:40:36 -07:00
Linus Torvalds db93f8b420 Merge branch 'x86-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
Pull x86 fixes from Peter Anvin:
 "Three groups of fixes:

   1. Make sure we don't execute the early microcode patching if family
      < 6, since it would touch MSRs which don't exist on those
      families, causing crashes.

   2. The Xen partial emulation of HyperV can be dealt with more
      gracefully than just disabling the driver.

   3. More EFI variable space magic.  In particular, variables hidden
      from runtime code need to be taken into account too."

* 'x86-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
  x86, microcode: Verify the family before dispatching microcode patching
  x86, hyperv: Handle Xen emulation of Hyper-V more gracefully
  x86,efi: Implement efi_no_storage_paranoia parameter
  efi: Export efi_query_variable_store() for efivars.ko
  x86/Kconfig: Make EFI select UCS2_STRING
  efi: Distinguish between "remaining space" and actually used space
  efi: Pass boot services variable info to runtime code
  Move utf16 functions to kernel core and rename
  x86,efi: Check max_size only if it is non-zero.
  x86, efivars: firmware bug workarounds should be in platform code
2013-04-20 18:38:48 -07:00
Linus Torvalds 8c3a13c84b Merge branch 'fixes' of git://git.linaro.org/people/rmk/linux-arm
Pull ARM fixes from Russell King:
 "A set of fixes from various people - Will Deacon gets a prize for
  removing code this time around.  The biggest fix in this lot is
  sorting out the ARM740T mess.  The rest are relatively small fixes."

* 'fixes' of git://git.linaro.org/people/rmk/linux-arm:
  ARM: 7699/1: sched_clock: Add more notrace to prevent recursion
  ARM: 7698/1: perf: fix group validation when using enable_on_exec
  ARM: 7697/1: hw_breakpoint: do not use __cpuinitdata for dbg_cpu_pm_nb
  ARM: 7696/1: Fix kexec by setting outer_cache.inv_all for Feroceon
  ARM: 7694/1: ARM, TCM: initialize TCM in paging_init(), instead of setup_arch()
  ARM: 7692/1: iop3xx: move IOP3XX_PERIPHERAL_VIRT_BASE
  ARM: modules: don't export cpu_set_pte_ext when !MMU
  ARM: mm: remove broken condition check for v4 flushing
  ARM: mm: fix numerous hideous errors in proc-arm740.S
  ARM: cache: remove ARMv3 support code
  ARM: tlbflush: remove ARMv3 support
2013-04-20 18:38:06 -07:00
Linus Torvalds 851b3f3238 Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/sparc
Pull sparc fixes from David Miller:

 1) Fix race in sparc64 TLB shootdowns, we have to synchronize with the
    sibling cpus completing if we are passing them a reference via
    pointer to a data structure.

 2) Fix cleaning of bitmaps in sparc32, from Akinobu Mita.

 3) Fix various sparc header mistakes, some of which resulted in
    userland build breakage.  From Sam Ravnborg.

 4) Kill ghost declarations and defines missed when several bits of code
    got deleted recently.

* git://git.kernel.org/pub/scm/linux/kernel/git/davem/sparc:
  sparc64: Fix race in TLB batch processing.
  sparc: use asm-generic version of types.h
  bbc_i2c: fix section mismatch warning
  sparc: use generic headers
  sparc:cleanup unused code in smp_32.h
  sparc/iommu: fix typo s/265KB/256KB/
  sparc/srmmu: clear trailing edge of bitmap properly
  sparc:remove unused declaration smp_boot_cpus()
2013-04-20 18:23:08 -07:00
Linus Torvalds c437d888c7 Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net
Pull networking updates from David Miller:

 1) ax88796 does 64-bit divides which causes link errors on ARM, fix
    from Arnd Bergmann.

 2) Once an improper offload setting is detected on an SKB we don't rate
    limit the log message so we can very easily live lock.  From Ben
    Greear.

 3) Openvswitch cannot report vport configuration changes reliably
    because it didn't preallocate the netlink notification message
    before changing state.  From Jesse Gross.

 4) The effective UID/GID SCM credentials fix, from Linus.

 5) When a user explicitly asks for wireless authentication, cfg80211
    isn't told about the AP detachment leaving inconsistent state.  Fix
    from Johannes Berg.

 6) Fix self-MAC checks in batman-adv on multi-mesh nodes, from Antonio
    Quartulli.

 7) Revert build_skb() change sin IGB driver, can result in memory
    corruption.  From Alexander Duyck.

 8) Fix setting VLANs on virtual functions in IXGBE, from Greg Rose.

 9) Fix TSO races in qlcnic driver, from Sritej Velaga.

10) In bnx2x the kernel driver and UNDI firmware can try to program the
    chip at the same time, resulting in corruption.  Add proper
    synchronization.  From Dmitry Kravkov.

11) Fix corruption of status block in firmware ram in bxn2x, from Ariel
    Elior.

12) Fix load balancing hash regression of bonding driver in forwarding
    configurations, from Eric Dumazet.

13) Fix TS ECR regression in TCP by calling tcp_replace_ts_recent() in
    all the right spots, from Eric Dumazet.

14) Fix several bonding bugs having to do with address manintainence,
    including not removing address when configuration operations
    encounter errors, missed locking on the address lists, missing
    refcounting on VLAN objects, etc.  All from Nikolay Aleksandrov.

15) Add workarounds for firmware bugs in LTE qmi_wwan devices, wherein
    the devices fail to add a proper ethernet header while on LTE
    networks but otherwise properly do so on 2G and 3G ones.  From Bjørn
    Mork.

* git://git.kernel.org/pub/scm/linux/kernel/git/davem/net: (38 commits)
  net: fix incorrect credentials passing
  net: rate-limit warn-bad-offload splats.
  net: ax88796: avoid 64 bit arithmetic
  qlge: Update version to 1.00.00.32.
  qlge: Fix ethtool autoneg advertising.
  qlge: Fix receive path to drop error frames
  net: qmi_wwan: prevent duplicate mac address on link (firmware bug workaround)
  net: qmi_wwan: fixup destination address (firmware bug workaround)
  net: qmi_wwan: fixup missing ethernet header (firmware bug workaround)
  bonding: in bond_mc_swap() bond's mc addr list is walked without lock
  bonding: disable netpoll on enslave failure
  bonding: primary_slave & curr_active_slave are not cleaned on enslave failure
  bonding: vlans don't get deleted on enslave failure
  bonding: mc addresses don't get deleted on enslave failure
  pkt_sched: fix error return code in fw_change_attrs()
  irda: small read past the end of array in debug code
  tcp: call tcp_replace_ts_recent() from tcp_ack()
  netfilter: xt_rpfilter: skip locally generated broadcast/multicast, too
  netfilter: ipset: bitmap:ip,mac: fix listing with timeout
  bonding: fix l23 and l34 load balancing in forwarding path
  ...
2013-04-20 18:21:05 -07:00
Linus Torvalds 83f1b4ba91 net: fix incorrect credentials passing
Commit 257b5358b3 ("scm: Capture the full credentials of the scm
sender") changed the credentials passing code to pass in the effective
uid/gid instead of the real uid/gid.

Obviously this doesn't matter most of the time (since normally they are
the same), but it results in differences for suid binaries when the wrong
uid/gid ends up being used.

This just undoes that (presumably unintentional) part of the commit.

Reported-by: Andy Lutomirski <luto@amacapital.net>
Cc: Eric W. Biederman <ebiederm@xmission.com>
Cc: Serge E. Hallyn <serge@hallyn.com>
Cc: David S. Miller <davem@davemloft.net>
Cc: stable@vger.kernel.org
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Acked-by: "Eric W. Biederman" <ebiederm@xmission.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2013-04-20 16:56:42 -04:00
H. Peter Anvin c0a9f451e4 Merge remote-tracking branch 'efi/urgent' into x86/urgent
Matt Fleming (1):
      x86, efivars: firmware bug workarounds should be in platform
      code

Matthew Garrett (3):
      Move utf16 functions to kernel core and rename
      efi: Pass boot services variable info to runtime code
      efi: Distinguish between "remaining space" and actually used
      space

Richard Weinberger (2):
      x86,efi: Check max_size only if it is non-zero.
      x86,efi: Implement efi_no_storage_paranoia parameter

Sergey Vlasov (2):
      x86/Kconfig: Make EFI select UCS2_STRING
      efi: Export efi_query_variable_store() for efivars.ko

Signed-off-by: H. Peter Anvin <hpa@linux.intel.com>
2013-04-19 17:09:03 -07:00
H. Peter Anvin 74c3e3fcf3 x86, microcode: Verify the family before dispatching microcode patching
For each CPU vendor that implements CPU microcode patching, there will
be a minimum family for which this is implemented.  Verify this
minimum level of support.

This can be done in the dispatch function or early in the application
functions.  Doing the latter turned out to be somewhat awkward because
of the ineviable split between the BSP and the AP paths, and rather
than pushing deep into the application functions, do this in
the dispatch function.

Reported-by: "Bryan O'Donoghue" <bryan.odonoghue.lkml@nexus-software.ie>
Suggested-by: Borislav Petkov <bp@alien8.de>
Cc: Fenghua Yu <fenghua.yu@intel.com>
Link: http://lkml.kernel.org/r/1366392183-4149-1-git-send-email-bryan.odonoghue.lkml@nexus-software.ie
2013-04-19 16:36:03 -07:00
Ben Greear c846ad9b88 net: rate-limit warn-bad-offload splats.
If one does do something unfortunate and allow a
bad offload bug into the kernel, this the
skb_warn_bad_offload can effectively live-lock the
system, filling the logs with the same error over
and over.

Add rate limitation to this so that box remains otherwise
functional in this case.

Signed-off-by: Ben Greear <greearb@candelatech.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2013-04-19 17:57:49 -04:00
Arnd Bergmann b261c20fe0 net: ax88796: avoid 64 bit arithmetic
When building ax88796 on an ARM platform with 64-bit resource_size_t,
we currently get

drivers/net/ethernet/8390/ax88796.c:875: undefined reference to `__aeabi_uldivmod'

because we do a division on the length of the MMIO resource.
Since we know that this resource is very short, using an
"unsigned long" instead of "resource_size_t" is entirely
sufficient, and avoids this link-time error.

Cc: Ben Dooks <ben-linux@fluff.org>
Cc: netdev@vger.kernel.org
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Signed-off-by: David S. Miller <davem@davemloft.net>
2013-04-19 17:57:48 -04:00
Jitendra Kalsaria e393ce5780 qlge: Update version to 1.00.00.32.
Signed-off-by: Jitendra Kalsaria <jitendra.kalsaria@qlogic.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2013-04-19 17:53:57 -04:00
Jitendra Kalsaria c5e991af93 qlge: Fix ethtool autoneg advertising.
Autoneg is supported on specific port types only. Fix the driver to advertise
autoneg based on the port type.

Signed-off-by: Jitendra Kalsaria <jitendra.kalsaria@qlogic.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2013-04-19 17:53:56 -04:00