Commit Graph

321780 Commits

Author SHA1 Message Date
Mark Brown
52ca1138fa ASoC: wm8994: Update for new WM1811 variants
There are some new WM1811 variants distinguished by both revision and
cust_id which need slightly different handling.

Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
2012-08-23 16:01:48 +01:00
Mark Brown
7ccf6124fa Merge branch 'asoc-omap' into for-3.7 2012-08-23 15:41:24 +01:00
Peter Ujfalusi
eda21d37eb ARM: OMAP2+: twl-common: Fix compile time error when omap-twl4030 audio is not enabled
Fixes:
CC      arch/arm/mach-omap2/twl-common.o arch/arm/mach-omap2/twl-common.c:562: error: conflicting types for ‘omap_twl4030_audio_init’
arch/arm/mach-omap2/twl-common.h:62: error: previous declaration of ‘omap_twl4030_audio_init’ was here
make[1]: *** [arch/arm/mach-omap2/twl-common.o] Error 1
make: *** [arch/arm/mach-omap2] Error 2

When building the kernel with !SND_OMAP_SOC_OMAP_TWL4030

Reported-by: Brian Austin <brian.austin@cirrus.com>
Signed-off-by: Peter Ujfalusi <peter.ujfalusi@ti.com>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
2012-08-23 15:39:25 +01:00
Mark Brown
2bbf6078dc Merge branch 'asoc-omap' into for-3.7 2012-08-22 20:19:01 +01:00
Peter Ujfalusi
b8101048f0 ASoC: omap-mcbsp: Device tree binding documentation update
To reflect the final devicetree node structure of McBSPs.

The initial OMAP McBSP DT structure was not able to describe the IP (and
it's versions) correctly.  The main issue was the sidetone block of
McBSP2/3 on OMAP3.  With this change in the DT description the OS can
get the needed information about the IP.

The sidetone is still not supported when the Linux kernel is booted with DT
since we still depend on hwmod to fill the resources.

Signed-off-by: Peter Ujfalusi <peter.ujfalusi@ti.com>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
2012-08-22 20:18:00 +01:00
Peter Ujfalusi
11dd586421 ASoC: omap-mcbsp: Add device tree bindings
Device tree support for McBSP modules on OMAP2+ SoC.

Signed-off-by: Peter Ujfalusi <peter.ujfalusi@ti.com>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
2012-08-22 20:17:18 +01:00
Peter Ujfalusi
e586e955aa ARM: OMAP2+: McBSP: Do not create legacy devices when booting with DT data
Only create the devices in a legacy way if we do not have the DT data.

Signed-off-by: Peter Ujfalusi <peter.ujfalusi@ti.com>
Acked-by: Tony Lindgren <tony@atomide.com>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
2012-08-22 20:17:13 +01:00
Peter Ujfalusi
dc26df5245 ASoC: omap-mcbsp: Remove cpu_is_omap* checks from the code
We can use the has_ccr flag to replace the cpu_is_omap* checks.
This provides future proof implementation and we do not need to update the
code if new OMAP revision starts to use the McBSP driver.

Signed-off-by: Peter Ujfalusi <peter.ujfalusi@ti.com>
Acked-by: Jarkko Nikula <jarkko.nikula@bitmer.com>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
2012-08-22 20:17:12 +01:00
Peter Ujfalusi
8d3c090965 ASoC: omap-mcbsp: Remove unused defines
NUM_LINKS is no longer in use by the code.

Signed-off-by: Peter Ujfalusi <peter.ujfalusi@ti.com>
Acked-by: Jarkko Nikula <jarkko.nikula@bitmer.com>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
2012-08-22 20:17:11 +01:00
Peter Ujfalusi
8fef6263ea ARM/ASoC: omap-mcbsp: Remove CLKR/FSR mux configuration code
Remove the feature to configure the CLKR/FSR mux on McBSP port with 6pin
configuration.
When moving to devicetree these callback can no longer be used in a clean
way anymore.
If a board require to change the 6pin port to work in 4pin setup it needs
to set up the mux in the board file.
For OMAP2/3:
u32 devconf0;

/* McBSP1 CLKR/FSR signal to be connected to CLKX/FSX pin */
devconf0 = omap_ctrl_readl(OMAP2_CONTROL_DEVCONF0);
devconf0 |=  OMAP2_MCBSP1_CLKR_MASK | OMAP2_MCBSP1_FSR_MASK;
omap_ctrl_writel(devconf0, OMAP2_CONTROL_DEVCONF0);

For OMAP4:
u32 mcbsp_pad;

/* McBSP4 CLKR/FSR signal to be connected to CLKX/FSX pin */
mcbsp_pad = omap4_ctrl_pad_readl(OMAP2_CONTROL_DEVCONF0);
mcbsp_pad |=  ((1 << 31) | (1 << 30));
omap4_ctrl_pad_writel(mcbsp_pad, OMAP2_CONTROL_DEVCONF0);

In case when the kernel is booted with DT blob the pinctrl-single will be
provided as soon as it is enabled on the platform.

Signed-off-by: Peter Ujfalusi <peter.ujfalusi@ti.com>
Acked-by: Jarkko Nikula <jarkko.nikula@bitmer.com>
Acked-by: Tony Lindgren <tony@atomide.com>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
2012-08-22 20:17:05 +01:00
Peter Ujfalusi
fca04aea36 ASoC: am3517evm: Do not configure McBSP1 CLKR/FSR signal muxing
The muxing is done at board level, no need to do it in the ASoC machine
driver.

Signed-off-by: Peter Ujfalusi <peter.ujfalusi@ti.com>
Acked-by: Jarkko Nikula <jarkko.nikula@bitmer.com>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
2012-08-22 20:17:04 +01:00
Peter Ujfalusi
6253bac804 ARM: OMAP: board-am3517evm: Configure McBSP1 CLKR/FSR signal source
am3517evm board uses McBSP1 for audio with 4pin configuration.
The CLKR/FSR signals need to be connected to CLKX/FSX pin of the SoC in
this case.

Signed-off-by: Peter Ujfalusi <peter.ujfalusi@ti.com>
Acked-by: Jarkko Nikula <jarkko.nikula@bitmer.com>
Acked-by: Tony Lindgren <tony@atomide.com>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
2012-08-22 20:17:00 +01:00
Peter Ujfalusi
cafebc4a66 ARM: OMAP: mcbsp: Enable FIFO use for OMAP2430
On OMAP2430 all McBSP ports have 128 word long buffer, enable the use of
the FIFO for the audio stack.

Signed-off-by: Peter Ujfalusi <peter.ujfalusi@ti.com>
Acked-by: Jarkko Nikula <jarkko.nikula@bitmer.com>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
2012-08-22 20:16:59 +01:00
Peter Ujfalusi
f199131a8f ARM/ASoC: omap-mcbsp: Move OMAP2+ clock parenting code to ASoC driver
Move the McBSP CLKS re-parenting code to ASoC driver from
arch/arm/mach-omap2.
The call fort the re-parenting has been already limited to OMAP2+ SoC in
the ASoC driver. There is no longer need to have callback function for it.

Signed-off-by: Peter Ujfalusi <peter.ujfalusi@ti.com>
Acked-by: Jarkko Nikula <jarkko.nikula@bitmer.com>
Acked-by: Tony Lindgren <tony@atomide.com>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
2012-08-22 20:16:55 +01:00
Mark Brown
02e7947699 ASoC: wm_hubs: Allow configuration of MICBIAS power up delay via pdata
Sometimes the analogue circuitry connected to the microphone needs some
time to settle after power up. Allow systems to configure this delay in
the platform data, the driver will then insert the required delay during
power up of paths that involve the microphone.

Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
2012-08-22 19:00:37 +01:00
Mark Brown
20bac1f3f4 ASoC: wm_hubs: Add trace showing semantics of the DCS update
Aids diagnostics.

Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
2012-08-22 19:00:33 +01:00
Mark Brown
363947d7d9 ASoC: wm_hubs: Use explicit casts for converting to signed
Should be no behaviour change.

Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
2012-08-22 19:00:28 +01:00
Mark Brown
3eadd88a37 ASoC: wm9712: Provide TLV information for capture boost controls
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
2012-08-22 17:55:03 +01:00
Sachin Kamat
1be437fa53 ASoC: soc-compress: Remove unused variable
codec_dai is not used in the function.

sound/soc/soc-compress.c: In function ‘soc_compr_set_params’:
sound/soc/soc-compress.c:156:22: warning:
unused variable ‘codec_dai’ [-Wunused-variable]

Signed-off-by: Sachin Kamat <sachin.kamat@linaro.org>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
2012-08-21 15:09:44 +01:00
Vinod Koul
9d2667a910 ASoC: compress - fix code alignment
Reported-by: Fengguang Wu <wfg@linux.intel.com>
Signed-off-by: Namarta Kohli <namartax.kohli@intel.com>
Signed-off-by: Vinod Koul <vinod.koul@linux.intel.com>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
2012-08-21 15:09:44 +01:00
Vinod Koul
c514a9119a ASoC: mid-x86 - add support for compressed streams
Signed-off-by: Namarta Kohli <namartax.kohli@intel.com>
Signed-off-by: Ramesh Babu K V <ramesh.babu@intel.com>
Signed-off-by: Vinod Koul <vinod.koul@linux.intel.com>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
2012-08-20 20:50:39 +01:00
Namarta Kohli
1245b7005d ASoC: add compress stream support
This patch adds the support to parse the compress dai's and then also adds the
soc-compress.c file while handles the compress stream operations, mostly analogus
to what is done in the soc-pcm.c and aditional handling of the compress
opertaions

Signed-off-by: Namarta Kohli <namartax.kohli@intel.com>
Signed-off-by: Ramesh Babu K V <ramesh.babu@intel.com>
Signed-off-by: Vinod Koul <vinod.koul@linux.intel.com>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
2012-08-20 20:50:38 +01:00
Vinod Koul
4968107786 ASoC: add definations for compressed operations
Here we update the asoc structures to add compress stream definations
First the struct snd_soc_dai_driver adds a new member to indicate if the dai is
compressed or pcm. Next we add a new structre the struct snd_soc_compr_ops in
the struct snd_soc_dai_link. This is to be used for machine driver to perform
any opertaions required for setting up compressed audio streams

next is the compressed data operations, they are added using struct
snd_compr_ops in the struct snd_soc_platform_driver.

Signed-off-by: Namarta Kohli <namartax.kohli@intel.com>
Signed-off-by: Ramesh Babu K V <ramesh.babu@intel.com>
Signed-off-by: Vinod Koul <vinod.koul@linux.intel.com>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
2012-08-20 20:50:37 +01:00
Mark Brown
6bf6d1af86 Merge remote-tracking branch 'asoc/topic/blackfin' into for-3.7 2012-08-17 23:26:44 +01:00
Scott Jiang
63f49dce39 blackfin: add platform device for ad1836 machine driver
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
2012-08-17 23:25:18 +01:00
Scott Jiang
d14a13d3d9 ASoC: bf5xx-ad1836: convert to use snd_soc_register_card
Cpu dai and codec name are passed in through platform data.

Signed-off-by: Scott Jiang <scott.jiang.linux@gmail.com>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
2012-08-17 23:25:17 +01:00
Mark Brown
45a690f6bc ASoC: wm8994: Add bytes controls for DRC
If DRC coefficients are not configured via platform data then add bytes
controls for them instead so they can be configured by applications. This
is the normal means of controlling things like this for newer systems, we
maintain compatibility with platform data to avoid disruption to existing
systems.

Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
2012-08-17 22:40:53 +01:00
Mark Brown
a3150f0917 ASoC: wm5102: Add AEC routing control
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
2012-08-17 22:32:59 +01:00
Linus Torvalds
d9875690d9 Linux 3.6-rc2 2012-08-16 14:51:24 -07:00
Ian Kent
a45440f05e autofs4 - fix get_next_positive_subdir()
Following a report of a crash during an automount expire I found that
the locking in fs/autofs4/expire.c:get_next_positive_subdir() was wrong.
Not only is the locking wrong but the function is more complex than it
needs to be.

The function is meant to calculate (and dget) the next entry in the list
of directories contained in the root of an autofs mount point (an autofs
indirect mount to be precise). The main problem was that the d_lock of
the owner of the list was not being taken when walking the list, which
lead to list corruption under load. The only other lock that needs to
be taken is against the next dentry candidate so it can be checked for
usability.

Signed-off-by: Ian Kent <raven@themaw.net>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2012-08-16 11:58:28 -07:00
Linus Torvalds
63ca5f1d17 VFIO for v3.6-rc1
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Merge tag 'vfio-for-v3.6-rc1' of git://github.com/awilliam/linux-vfio

Pull VFIO fix from Alex Williamson:
 "Just a trivial patch to include vfio.h in the installed headers so we
  can complete userspace integration into QEMU."

* tag 'vfio-for-v3.6-rc1' of git://github.com/awilliam/linux-vfio:
  vfio: Include vfio.h in installed headers
2012-08-16 11:47:42 -07:00
Linus Torvalds
2eac9eb8a2 Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/mszeredi/fuse
Pull fuse updates from Miklos Szeredi.

* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/mszeredi/fuse:
  fuse: verify all ioctl retry iov elements
  fuse: add missing INIT flag descriptions
  fuse: add missing INIT flags
  fuse: update attributes on aio_read
  fuse: invalidate inode mapping if mtime changes
  fuse: add FUSE_AUTO_INVAL_DATA init flag
2012-08-16 11:46:31 -07:00
Linus Torvalds
ad54e46113 Fix:
* On machines with large MMIO/PCI E820 spaces we fail to boot b/c
    we failed to pre-allocate large enough virtual space for extend_brk.
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Merge tag 'stable/for-linus-3.6-rc1-tag' of git://git.kernel.org/pub/scm/linux/kernel/git/konrad/xen

Pull Xen fix from Konrad Rzeszutek Wilk:
 "Way back in v3.5 we added a mechanism to populate back pages that were
  released (they overlapped with MMIO regions), but neglected to reserve
  the proper amount of virtual space for extend_brk to work properly.

  Coincidentally some other commit aligned the _brk space to larger area
  so I didn't trigger this until it was run on a machine with more than
  2GB of MMIO space."

 * On machines with large MMIO/PCI E820 spaces we fail to boot b/c
   we failed to pre-allocate large enough virtual space for extend_brk.

* tag 'stable/for-linus-3.6-rc1-tag' of git://git.kernel.org/pub/scm/linux/kernel/git/konrad/xen:
  xen/p2m: Reserve 8MB of _brk space for P2M leafs when populating back.
2012-08-16 11:31:59 -07:00
Linus Torvalds
15a063f78e SuperH fixes for 3.6-rc2
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Merge tag 'sh-for-linus' of git://github.com/pmundt/linux-sh

Pull SuperH fixes from Paul Mundt.

* tag 'sh-for-linus' of git://github.com/pmundt/linux-sh:
  sh: intc: Handle domain association for sparseirq pre-allocated vectors.
  sh: sh7269: Fix LCD pinmux
  sh: dma: fix request_irq usage
2012-08-16 11:31:29 -07:00
Dan Williams
1dd8372d35 MAINTAINERS: update address for Dan Williams
Moved to djbw@fb.com

Cc: Dave Jiang <dave.jiang@intel.com>
Cc: Vinod Koul <vinod.koul@linux.intel.com>
Signed-off-by: Dan Williams <djbw@fb.com>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2012-08-16 11:28:57 -07:00
Borislav Petkov
2a95e37c12 scripts/decodecode: Fixup trapping instruction marker
When dumping "Code: " sections from an oops, the trapping instruction
%rip points to can be a string copy

  2b:*  f3 a5                   rep movsl %ds:(%rsi),%es:(%rdi)

and the line contain a bunch of ":".  Current "cut" selects only the and
the second field output looks funnily overlaid this:

  2b:*  f3 a5                   rep movsl %ds     <-- trapping instruction:(%rsi),%es:(%rdi

Fix this by selecting the remaining fields too.

Cc: Andrew Morton <akpm@linux-foundation.org>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: linux-kbuild@vger.kernel.org
Signed-off-by: Borislav Petkov <borislav.petkov@amd.com>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2012-08-16 11:15:09 -07:00
Linus Torvalds
2b014fcc7d Merge branch 'fixes' of git://git.infradead.org/users/vkoul/slave-dma
Pull two slave-dmaengine fixes from Vinod Koul:
 "One fixes the correct use of clock API in imx driver and the other
  enables clock for tegra driver, which is used for other tegra driver
  conversion to dmanegine in -next."

* 'fixes' of git://git.infradead.org/users/vkoul/slave-dma:
  dma: tegra: enable/disable dma clock
  dma: imx-dma: Fix kernel crash due to missing clock conversion
2012-08-16 11:13:16 -07:00
Linus Torvalds
d3b8e0dc82 Merge branch 'drm-fixes' of git://people.freedesktop.org/~airlied/linux
Pull more drm fixes from Dave Airlie:
 "Just some intel and nouveau ones this time, intel has more edp panel
  fixes for macbooks and nouveau has a suspend/resume regression fix in
  there."

* 'drm-fixes' of git://people.freedesktop.org/~airlied/linux:
  drm/i915: Apply post-sync write for pipe control invalidates
  drm/i915: reorder edp disabling to fix ivb MacBook Air
  drm/nv86/fifo: suspend fix
  drm/nouveau: disable copy engine on NVAF
  nouveau: fixup scanout enable in nvc0_pm
  drm/nouveau/aux: mask off higher bits of auxch index in i2c table entry
  drm/nvd0/disp: mask off high 16 bit of negative cursor x-coordinate
  drm/i915: ensure i2c adapter is all set before adding it
  drm/i915: ignore eDP bpc settings from vbt
  drm/i915: Fix blank panel at reopening lid
  drm/nve0/fifo: add support for the flip completion swmthd
2012-08-16 11:08:32 -07:00
Linus Torvalds
aacea90fa4 Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/sparc
Pull two sparc fixes from David S. Miller.

* git://git.kernel.org/pub/scm/linux/kernel/git/davem/sparc:
  sparc64: Be less verbose during vmemmap population.
  sparc64: do not clobber personality flags in sys_sparc64_personality()
2012-08-15 17:07:01 -07:00
Mark Brown
1837ce352d Merge remote-tracking branch 'asoc/topic/omap' into for-3.7 2012-08-15 17:14:04 +01:00
Peter Ujfalusi
152c6e56f6 ASoC: Remove obsolete OMAP3 machine drivers
The new omap-twl4030 handles the boards used the following drivers:
igep0020, omap3beagle, omap3evm and overo.
Remove these drivers since they are mostly identical and we already have
drop in replacement for all of them.

Note: Earlier patch added the needed code for the board files to retain the
audio support for boards I can identify that used one of the removed
drivers.
If I missed something please take a look at for example:
arch/arm/mach-omap2/board-omap3beagle.c on how add support for omap-twl4030
audio.

Signed-off-by: Peter Ujfalusi <peter.ujfalusi@ti.com>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
2012-08-15 17:10:00 +01:00
Peter Ujfalusi
ac51c90f10 ARM: OMAP3: Switch to use the unified audio driver (omap-twl4030) for selected boards
These boards have similar audio setup and they can all use the same driver
for audio support if it is enabled in the kernel config.

Signed-off-by: Peter Ujfalusi <peter.ujfalusi@ti.com>
Cc: Igor Grinberg <grinberg@compulab.co.il>
Acked-by: Tony Lindgren <tony@atomide.com>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
2012-08-15 17:10:00 +01:00
Peter Ujfalusi
552d9dc316 ARM: OMAP: twl-common: Add helper function to register the omap-twl4030 audio driver
Since several OMAP3 based boards will be using the unified simple audio
driver it is better to not have duplicated code in the board files for this
purpose.
Board files can call omap_twl4030_audio_init(); to set up the needed device
for the audio support.

For example:
omap_twl4030_audio_init("omap3beagle", 26000000);

Signed-off-by: Peter Ujfalusi <peter.ujfalusi@ti.com>
Acked-by: Tony Lindgren <tony@atomide.com>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
2012-08-15 17:10:00 +01:00
Peter Ujfalusi
fff8491c8b ASoC: omap-twl4030: Simple machine driver for TI SoC with twl4030 codec
Machine driver to handle simple devices using twl4030 as audio codec.
The driver supports the following boards:
- Beagleboard or Devkit8000
- Gumstix Overo or CompuLab CM-T35/CM-T3730
- IGEP v2
- OMAP3EVM

All of these boards can be switched to use this driver since their setup is
identical.
Devicetree support for the omap-twl4030 machine driver also implemented.

Signed-off-by: Peter Ujfalusi <peter.ujfalusi@ti.com>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
2012-08-15 17:09:59 +01:00
Dave Airlie
2e26c73a1e Merge branch 'drm-nouveau-fixes' of git://git.freedesktop.org/git/nouveau/linux-2.6 into drm-fixes
* 'drm-nouveau-fixes' of git://git.freedesktop.org/git/nouveau/linux-2.6:
  drm/nv86/fifo: suspend fix
  drm/nouveau: disable copy engine on NVAF
  nouveau: fixup scanout enable in nvc0_pm
  drm/nouveau/aux: mask off higher bits of auxch index in i2c table entry
  drm/nvd0/disp: mask off high 16 bit of negative cursor x-coordinate
  drm/nve0/fifo: add support for the flip completion swmthd
2012-08-15 20:31:22 +10:00
Dave Airlie
a389b6a156 Merge branch 'drm-intel-fixes' of git://people.freedesktop.org/~danvet/drm-intel into drm-fixes
Daniel Vetter writes:

"A few important fixers:
- fix various lvds backlight issues, regressed in 3.6 (Takashi Iwai)
- make the retina mbp work (ignore bogus edp bpc value in vbt)
- fix a gmbus regression introduced in (iirc) 3.4 (Jani Nikula)
- fix an edp panel power sequence regression, fixes the new macbook air
- apply the tlb invalidate w/a

Otherwise we still have another gmbus regression (patches are awaiting
tested-bys) and there's something odd going with some rare systems not
entering rc6 often enough (and hence blowing through too much power).  It
seems to be a timing-related issue and can be mitigated by frobbing the
magic tuning parameters. We're still working on that one. Also, we still
have some fallout from the hw context support, but you can only hit that
with mesa master."

* 'drm-intel-fixes' of git://people.freedesktop.org/~danvet/drm-intel:
  drm/i915: Apply post-sync write for pipe control invalidates
  drm/i915: reorder edp disabling to fix ivb MacBook Air
  drm/i915: ensure i2c adapter is all set before adding it
  drm/i915: ignore eDP bpc settings from vbt
  drm/i915: Fix blank panel at reopening lid
2012-08-15 20:27:51 +10:00
David S. Miller
2856cc2e4d sparc64: Be less verbose during vmemmap population.
On a 2-node machine with 256GB of ram we get 512 lines of
console output, which is just too much.

This mimicks Yinghai Lu's x86 commit c2b91e2eec
(x86_64/mm: check and print vmemmap allocation continuous) except that
we aren't ever going to get contiguous block pointers in between calls
so just print when the virtual address or node changes.

This decreases the output by an order of 16.

Also demote this to KERN_DEBUG.

Signed-off-by: David S. Miller <davem@davemloft.net>
2012-08-15 00:37:29 -07:00
Chris Wilson
7d54a90428 drm/i915: Apply post-sync write for pipe control invalidates
When invalidating the TLBs it is documentated as requiring a post-sync
write. Failure to do so seems to result in a GPU hang.

Exposure to this hang on IVB seems to be a result of removing the extra
stalls required for SNB pipecontrol workarounds:

commit 6c6cf5aa9c
Author: Chris Wilson <chris@chris-wilson.co.uk>
Date:   Fri Jul 20 18:02:28 2012 +0100

    drm/i915: Only apply the SNB pipe control w/a to gen6

Note: Manually switch the pipe_control cmd to 4 dwords to avoid a
(silent) functional conflict with -next. This way will get a loud (but
conflict with next (since the scratch_addr has been deleted there).

Reported-and-tested-by: yex.tian@intel.com
Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=53322
Acked-by: Ben Widawsky <ben@bwidawsk.net>
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
[danvet: added note about merge conflict with -next.]
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
2012-08-14 09:47:45 +02:00
Daniel Vetter
35a38556d9 drm/i915: reorder edp disabling to fix ivb MacBook Air
eDP is tons of fun. It turns out that at least the new MacBook Air 5,1
model absolutely doesn't like the new force vdd dance we've introduced
in

commit 6cb49835da
Author: Daniel Vetter <daniel.vetter@ffwll.ch>
Date:   Sun May 20 17:14:50 2012 +0200

    drm/i915: enable vdd when switching off the eDP panel

But that patch also tried to fix some neat edp sequence issue with the
force_vdd timings. Closer inspection reveals that we've raised
force_vdd only to do the aux channel communication dp_sink_dpms. If we
move the edp_panel_off below that, we don't need any force_vdd for the
disable sequence, which makes the Air happy.

Unfortunately the reporter of the original bug that the above commit
fixed is travelling, so we can't test whether this regresses things.
But my theory is that since we don't check for any power-off ->
force_vdd-on delays in edp_panel_vdd_on, this was the actual
root-cause of this failure. With that force_vdd dance completely
eliminated, I'm hopeful the original bug stays fixed, too.

For reference the old bug, which hopefully doesn't get broken by this:

https://bugzilla.kernel.org/show_bug.cgi?id=43163

In any case, regression fixers win over plain bugfixes, so this needs
to go in asap.

v2: The crucial pieces seems to be to clear the force_vdd flag
uncoditionally, too, in edp_panel_off. Looks like this is left behind
by the firmware somehow.

v3: The Apple firmware seems to switch off the panel on it's own, hence
we still need to keep force_vdd on, but properly clear it when switching
the panel off.

Bugzilla: https://bugzilla.kernel.org/show_bug.cgi?id=45671
Tested-by: Roberto Romer <sildurin@gmail.com>
Tested-by: Daniel Wagner <wagi@monom.org>
Tested-by: Keith Packard <keithp@keithp.com>
Cc: stable@vger.kernel.org
Cc: Keith Packard <keithp@keithp.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
2012-08-14 09:38:25 +02:00
Linus Torvalds
ddf343f635 Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/s390/linux
Pull s390 patches from Martin Schwidefsky:
 "Included are bug fixes and a patch to enable system call filtering
  with BPF."

* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/s390/linux:
  s390/compat: fix mmap compat system calls
  s390/compat: fix compat wrappers for process_vm system calls
  s390: do not clobber personality flags in sys_32_personality()
  s390/seccomp: add support for system call filtering using BPF
  s390/sclp_sdias: Add missing break and "fall through"
  s390/mm: remove MAX_PHYSADDR_BITS define
2012-08-14 07:58:59 +03:00