Commit Graph

238 Commits

Author SHA1 Message Date
Dave Airlie ce5fdd6375 gma500: fix incorrect declaration.
this header was incorrect, caused a build failure.

Signed-off-by: Dave Airlie <airlied@redhat.com>
2012-08-24 13:53:49 +10:00
Jani Nikula 32285038f5 gma500: remove an unreachable return statement
Signed-off-by: Jani Nikula <jani.nikula@intel.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
2012-08-24 09:48:48 +10:00
Forest Bond f835bc0fca gma500: psb_intel_crtc: Drop crtc_enable flag.
This is set when setting DPMS on and off, but it isn't checked anywhere,
so just remove it.

Signed-off-by: Forest Bond <forest.bond@rapidrollout.com>
Signed-off-by: Alan Cox <alan@linux.intel.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
2012-08-24 09:43:27 +10:00
Forest Bond 28bbda39b6 gma500: Fix comment mispelling in cdv_intel_limits definition.
Signed-off-by: Forest Bond <forest.bond@rapidrollout.com>
Signed-off-by: Alan Cox <alan@linux.intel.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
2012-08-24 09:43:21 +10:00
Jani Nikula 451023dc32 drm: remove the raw_edid field from struct drm_display_info
Neither the drm core nor any of the drivers really need the raw_edid field
of struct drm_display_info for anything. Instead of being useful, it
creates confusion about who is responsible for freeing the memory it points
to and setting the field to NULL afterwards, leading to memory leaks and
dangling pointers.

Remove the raw_edid field, and fix drivers as necessary.

Reported-by: Russell King <linux@arm.linux.org.uk>
Signed-off-by: Jani Nikula <jani.nikula@intel.com>
Acked-by: Inki Dae <inki.dae@samsung.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
2012-08-24 09:37:36 +10:00
Alan Cox f76c0dde78 gma500/cdv: Fix call to cdv_intel_dp_set_m_n
We should be making this call not praying that the values are right.
In addition as noted by Josiah Standing we should be calling this
for eDP as well.

Signed-off-by: Alan Cox <alan@linux.intel.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
2012-08-24 09:33:32 +10:00
Laurent Pinchart 4d46259f00 drm: gma500: Kill the GEM glue layer
The private gem_create_mmap_offset() function is now implemented in the
DRM core as drm_gem_create_mmap_offset(). Use it and kill the private
copy.

Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Signed-off-by: Alan Cox <alan@linux.intel.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
2012-08-24 09:30:02 +10:00
Zhao Yakui 9a9f5786fc gma500: Disable the clock gating of display controller to make DP/eDP work well
I don't know why the DP/eDP is affected by the clock gating. But the test
shows that it really fixes the DP/eDP clock issue during enabling DP/eDP.

Signed-off-by: Zhao Yakui <yakui.zhao@intel.com>
[Updated to only apply the workaround if the device has DP. We don't want
 to do this on netbooks]
Signed-off-by: Alan Cox <alan@linux.intel.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
2012-08-24 09:29:31 +10:00
Zhao Yakui d112a8163f gma500/cdv: Add eDP support
Introduce the eDP support into the driver.

This has been reworked a bit because kernel driver proper uses encoder/connectors
while the legacy Intel driver uses the old output stuff.

It also diverges on the backlight handling. The legacy Intel driver adds a panel
abstraction based upon the i915 one. It's only really used for backlight bits
and we have a perfectly good backlight abstraction which can extend instead.

Signed-off-by: Zhao Yakui <yakui.zhao@intel.com>
[ported to upstream driver, redid backlight abstraction]
Signed-off-by: Alan Cox <alan@linux.intel.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
2012-08-24 09:29:25 +10:00
Alan Cox 35659715c4 gma500/cdv: enable the DisplayPort support
This will give the basic support only

Signed-off-by: Alan Cox <alan@linux.intel.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
2012-08-24 09:29:19 +10:00
Alan Cox 37e7b184da gma500/cdv: sync up and add the displayport code to the build
This is mostly just aligning bits of behaviour

Signed-off-by: Alan Cox <alan@linux.intel.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
2012-08-24 09:29:16 +10:00
Alan Cox 220801bdb5 gma500/cdv: add the bits that don't need the new code
Based on bits from Yakui <yakui.zhao@intel.com>

We can import various little bits of code before we plumb it all
in and hopefully this way catch any regressions more easily.

Signed-off-by: Alan Cox <alan@linux.intel.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
2012-08-24 09:29:12 +10:00
Alan Cox 8695b61294 gma500: Add the support of display port on CDV
Import the pieces we need in order to do DisplayPort. Don't wire them
up yet as there is work to do to integrate them.

Signed-off-by: Zhao Yakui <yakui.zhao@intel.com>
Signed-off-by: Alan Cox <alan@linux.intel.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
2012-08-24 09:29:06 +10:00
Zhao Yakui d66760962d gma500: Program the DPLL lane based on the selected digitial port
Based on the spec, the CRT output doesn't use the lane. And the HDMI B output
uses the Lane0/1 while the HDMI C output uses the Lane 2/3. But currently
it will program all the four lanes for the CRT/HDMI.

Signed-off-by: Zhao Yakui <yakui.zhao@intel.com>
[Ported to the in-kernel driver]
Signed-off-by: Alan Cox <alan@linux.intel.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
2012-08-24 09:28:58 +10:00
Zhao Yakui 25e9dc6970 gma500: Fix incorrect SR issue when disabling CRTC already in disabled state
Currently when trying to call the DPMS off again for one CRTC with DPMS off,
it will firstly disable the SR and can't enable it again because of the
incorrect check/logic. In such case the self refresh is still disabled
although one CRTC pipe is active. This is wrong.

Signed-off-by: Zhao Yakui <yakui.zhao@intel.com>
[Ported to in kernel driver]
Signed-off-by: Alan Cox <alan@linux.intel.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
2012-08-24 09:28:53 +10:00
Linus Torvalds bd22dc17e4 Merge branch 'drm-next' of git://people.freedesktop.org/~airlied/linux
Pull drm updates from Dave Airlie:
 "One of the smaller drm -next pulls in ages!

  Ben (nouveau) has a rewrite in progress but we decided to leave it
  stew for another cycle, so just some fixes from him.

   - radeon: lots of documentation work, fixes, more ring and locking
     changes, pcie gen2, more dp fixes.
   - i915: haswell features, gpu reset fixes, /dev/agpgart removal on
     machines that we never used it on, more VGA/HDP fix., more DP fixes
   - drm core: cleanups from Daniel, sis 64-bit fixes, range allocator
     colouring.

  but yeah fairly quiet merge this time, probably because I missed half
  of it!"

Trivial add-add conflict in include/linux/pci_regs.h

* 'drm-next' of git://people.freedesktop.org/~airlied/linux: (255 commits)
  drm/nouveau: init vblank requests list
  drm/nv50: extend vblank semaphore to generic dmaobj + offset pair
  drm/nouveau: mark most of our ioctls as deprecated, move to compat layer
  drm/nouveau: move current gpuobj code out of nouveau_object.c
  drm/nouveau/gem: fix object reference leak in a failure path
  drm/nv50: rename INVALID_QUERY_OR_TEXTURE error to INVALID_OPERATION
  drm/nv84: decode PCRYPT errors
  drm/nouveau: dcb table quirk for fdo#50830
  nouveau: Fix alignment requirements on src and dst addresses
  drm/i915: unbreak lastclose for failed driver init
  drm/i915: Set the context before setting up regs for the context.
  drm/i915: constify mode in crtc_mode_fixup
  drm/i915/lvds: ditch ->prepare special case
  drm/i915: dereferencing an error pointer
  drm/i915: fix invalid reference handling of the default ctx obj
  drm/i915: Add -EIO to the list of known errors for __wait_seqno
  drm/i915: Flush the context object from the CPU caches upon switching
  drm/radeon: fix dpms on/off on trinity/aruba v2
  drm/radeon: on hotplug force link training to happen (v2)
  drm/radeon: fix hotplug of DP to DVI|HDMI passive adapters (v2)
  ...
2012-07-26 14:18:18 -07:00
Daniel Vetter b0071efe82 drm: kill reclaim_buffers callback
All leftover users either haven't set DRIVER_HAVE_DMA, in which
case this will never be called, or use the drm_core implementation.

Call that directly in the only callsite.

Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Signed-off-by: Dave Airlie <airlied@redhat.com>
2012-07-19 22:50:28 -04:00
Laurent Pinchart e811f5ae19 drm: Make the .mode_fixup() operations mode argument a const pointer
The passed mode must not be modified by the operation, make it const.

Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
2012-07-19 21:52:38 -04:00
Alan Cox 6469195940 gma500,cdv: Fix the brightness base
Some desktop environments carefully save and restore the brightness
settings from the previous boot.  Unfortunately they don't all check to
see if the range has changed.  The end result is that they restore a
brightness of 100/lots not 100/100.

As the old driver and the non-free GMA36xx driver both use 0-100 we thus
need to go back doing the same thing to avoid users getting a mysterious
black screen after boot.

Signed-off-by: Alan Cox <alan@linux.intel.com>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2012-07-16 09:20:33 -07:00
Alan Cox 166973e506 gma500: move the ASLE enable
Otherwise we end up getting the masks wrong, can get events before we
are doing power control and other ungood things.  Again this is a
regression fix where the ordering of handling was disturbed by other
work, and the user experience on some boxes is a blank screen.

Signed-off-by: Alan Cox <alan@linux.intel.com>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2012-07-16 09:20:33 -07:00
Alan Cox f507598b06 gma500: Fix lid related crash
We now set up the lid timer before we set up the backlight.  On some
devices that causes a crash as we do a backlight change before or during
the setup.

As this fixes a crash on boot regression on some setups it ought to go
in ASAP, especially as all the user gets is a blank screen.

Signed-off-by: Alan Cox <alan@linux.intel.com>
Tested-by: Mattia Dongili <malattia@linux.it>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2012-07-16 09:20:33 -07:00
Dan Carpenter 0317c6cecd drm/i915/bios: cleanup return type of intel_parse_bios()
These are unintuitive.  These are type bool and return -1 casted to true
on failure.  Let's just make it return an int.  The callers don't care,
but let's change this as a cleanup.

Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Acked-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Signed-off-by: Dave Airlie <airlied@redhat.com>
2012-06-27 10:17:51 +01:00
Laurent Pinchart e6ecefaadf drm: Constify drm_mode_config_funcs pointer
The DRM mode config functions structure declared by drivers and pointed
to by the drm_mode_config funcs field is never modified. Make it a const
pointer.

Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Cc: Inki Dae <inki.dae@samsung.com>
Cc: Alan Cox <alan@linux.intel.com>
Cc: Daniel Vetter <daniel.vetter@ffwll.ch>
Cc: Ben Skeggs <bskeggs@redhat.com>
Cc: Thomas Hellstrom <thellstrom@vmware.com>
Cc: Rob Clark <rob.clark@linaro.org>
Reviwed-by: Alex Deucher <alexdeucher@gmail.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
2012-05-22 10:35:07 +01:00
Laurent Pinchart 78b68556a9 drm: Constify gem_vm_ops pointer
The GEM vm operations structure is passed to the VM core that stores it
in a const field. There vm operations structures can thus be const in
DRM as well.

Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Cc: Inki Dae <inki.dae@samsung.com>
Cc: Alan Cox <alan@linux.intel.com>
Cc: Daniel Vetter <daniel.vetter@ffwll.ch>
Cc: Rob Clark <rob.clark@linaro.org>
Reviewed-by: Alex Deucher <alexdeucher@gmail.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
2012-05-22 10:34:53 +01:00
Alan Cox 7beff62ee3 gma500: Fix Poulsbo suspend/resume crash on devices with SDVO ports
Reported-by: Guillaume Clément <guillaume@baobob.org>
Signed-off-by: Alan Cox <alan@linux.intel.com>
Cc: stable@vger.kernel.org
Signed-off-by: Dave Airlie <airlied@redhat.com>
2012-05-22 10:15:45 +01:00
Patrik Jakobsson bc79482914 gma500: handle poulsbo cursor restriction
Poulsbo needs a physical address in the cursor base register. We allocate a
stolen memory buffer and copy the cursor image provided by userspace into it.
When/If we get our own userspace driver we can map this stolen memory directly.
The patch also adds a mark in chip ops so we can identify devices that has this
requirement.

Signed-off-by: Patrik Jakobsson <patrik.r.jakobsson@gmail.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
2012-05-22 10:15:34 +01:00
Alan Cox ac0a5dd6ae gma500: Prevent endless loop in panel power up sequence
Some devices don't have a panel connected to LVDS and thus will never power up.
This patch checks the power sequence progress bits in PP_STATUS to prevent an
endless loop on such devices.

Signed-off-by: Patrik Jakobsson <patrik.r.jakobsson@gmail.com>
Signed-off-by: Alan Cox <alan@linux.intel.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
2012-05-22 10:15:29 +01:00
Dave Airlie 0333592ff9 gma500: fix build warning
CC [M]  drivers/gpu/drm/i915/i915_gem_evict.o
/ssd/git/drm-core-next/drivers/gpu/drm/gma500/psb_device.c: In function ‘psb_chip_errata’:
/ssd/git/drm-core-next/drivers/gpu/drm/gma500/psb_device.c:360:1: warning: no return statement in function returning non-void [-Wreturn-type]
/ssd/git/drm-core-next/drivers/gpu/drm/gma500/psb_device.c: At top level:
/ssd/git/drm-core-next/drivers/gpu/drm/gma500/psb_device.c:379:2: warning: initialization from incompatible pointer type [enabled by default]
/ssd/git/drm-core-next/drivers/gpu/drm/gma500/psb_device.c:379:2: warning: (near initialization for ‘psb_chip_ops.errata’) [enabled by default]

Signed-off-by: Dave Airlie <airlied@redhat.com>
2012-05-17 11:17:33 +01:00
Dan Carpenter fcf92202e7 gma500: silence an unused variable warning
If CONFIG_BACKLIGHT_CLASS_DEVICE is disabled then GCC warns that:
	drivers/gpu/drm/gma500/opregion.c:154:6: warning:
		unused variable ‘max’ [-Wunused-variable]

Which give me a chance to use the new config_enabled() macro.  :)

Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Acked-by: Paul Menzel <paulepanter@users.sourceforge.net>
Acked-by: Alan Cox <alan@linux.intel.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
2012-05-17 11:15:23 +01:00
Alan Cox 4ab2c7f154 gma500: unload fixes
Debugging the lid problem tested various error paths which were found
wanting so start fixing them up.

There is a ton of improvement work could be done here so that every bit
of functionality agrees if its _fini, _uninit, etc, and they agree who
is responsible for deciding if the clean up is needed.

That can come later.

Signed-off-by: Alan Cox <alan@linux.intel.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
2012-05-17 11:05:30 +01:00
Alan Cox 6607e02401 gma500: Fix crash on D2700MUD and various other boards
The recent changes led to the lid timer code being run on various devices.
It does no harm on most but isn't needed. It also calls unconditionally
into the Poulsbo backlight code which goes bang on Cedartrail.

Signed-off-by: Alan Cox <alan@linux.intel.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
2012-05-17 11:05:29 +01:00
Alan Cox 62363a4860 gma500: Turn on the IRQ for everything
Keep this as a patch of its own in case of bug reports.

Signed-off-by: Alan Cox <alan@linux.intel.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
2012-05-11 17:36:04 +01:00
Alan Cox 9c0b6fcdc9 gma500: clean up some more checks
We don't need to check these - they are always going to be the
same for any PVR based device.

Signed-off-by: Alan Cox <alan@linux.intel.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
2012-05-11 17:36:01 +01:00
Alan Cox 9aa65a2b9d cdv: Add all cedarview pci ids
Cover all D2xxx/N2xxx chips.

Signed-off-by: Zhenyu Wang <zhenyuw@linux.intel.com>
[Hand applied to upstream driver]
Signed-off-by: Alan Cox <alan@linux.intel.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
2012-05-11 17:35:54 +01:00
Alan Cox 31a0685a42 gma500: Clean up some of the noise
We have a lot of debug type stuff we don't actually need any more.

Signed-off-by: Alan Cox <alan@linux.intel.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
2012-05-11 17:35:52 +01:00
Alan Cox 213a84346f gma500: use the register map to clean up
Signed-off-by: Alan Cox <alan@linux.intel.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
2012-05-11 17:35:51 +01:00
Alan Cox 8512e07487 gma500: introduce some register maps
All the conditional ugly register selection really wants to be
cleaned up. Use a struct describing each pipe and its registers.

This will also let us hide some of the oddments between platforms
for any future merging of bits together. In particular the way the
DPLL and FP registers randomly wander around.

Signed-off-by: Alan Cox <alan@linux.intel.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
2012-05-11 17:35:49 +01:00
Alan Cox f693dfb72d gma500: Clean up from the psb_pipe structure
We have lots of local assignments that can now be eliminated

Signed-off-by: Alan Cox <alan@linux.intel.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
2012-05-11 17:35:48 +01:00
Alan Cox 6256304ba3 gma500: introduce a structure describing each pipe
This starts the move away from lots of confused unions of per driver stuff
inherited when we merged the drivers together.

Signed-off-by: Alan Cox <alan@linux.intel.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
2012-05-11 17:35:47 +01:00
Alan Cox a373bedd7e gma500: Fix build without ACPI
Reported-by: Randy Dunlap <rdunlap@xenotime.net>
Signed-off-by: Alan Cox <alan@linux.intel.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
2012-05-11 17:35:46 +01:00
Dave Airlie 4f256e8aa3 Merge branch 'for-airlied' of git://people.freedesktop.org/~danvet/drm-intel into drm-core-next
Daniel prepared this branch with a back-merge as git was getting
very confused about changes in intel_display.c
2012-05-07 16:09:35 +01:00
Daniel Vetter dc257cf154 Linux 3.4-rc6
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Merge tag 'v3.4-rc6' into drm-intel-next

Conflicts:
	drivers/gpu/drm/i915/intel_display.c

Ok, this is a fun story of git totally messing things up. There
/shouldn't/ be any conflict in here, because the fixes in -rc6 do only
touch functions that have not been changed in -next.

The offending commits in drm-next are 14415745b2..1fa611065 which
simply move a few functions from intel_display.c to intel_pm.c. The
problem seems to be that git diff gets completely confused:

$ git diff 14415745b2..1fa611065

is a nice mess in intel_display.c, and the diff leaks into totally
unrelated functions, whereas

$git diff --minimal  14415745b2..1fa611065

is exactly what we want.

Unfortunately there seems to be no way to teach similar smarts to the
merge diff and conflict generation code, because with the minimal diff
there really shouldn't be any conflicts. For added hilarity, every
time something in that area changes the + and - lines in the diff move
around like crazy, again resulting in new conflicts. So I fear this
mess will stay with us for a little longer (and might result in
another backmerge down the road).

Signed-Off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
2012-05-07 14:02:14 +02:00
Kirill A. Shutemov 4086b1e2b1 gma500: mid-bios: rewrite VBT/GCT handling in a cleaner way
Signed-off-by: Kirill A. Shutemov <kirill.shutemov@linux.intel.com>
Signed-off-by: Alan Cox <alan@linux.intel.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
2012-05-07 10:58:58 +01:00
Kirill A. Shutemov 4ad35b2e32 gma500: fix -Wmissing-include-dirs warnings
cc1: warning: include/drm: No such file or directory [enabled by default]

It's reproducible if you build with O=/some/obj/dir and W=1.

Signed-off-by: Kirill A. Shutemov <kirill.shutemov@linux.intel.com>
Signed-off-by: Alan Cox <alan@linux.intel.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
2012-05-07 10:58:57 +01:00
Kirill A. Shutemov 71ab1bee53 gma500: cdv_intel_lvds: mark cdv_intel_lvds_enc_funcs as static
Signed-off-by: Kirill A. Shutemov <kirill.shutemov@linux.intel.com>
Signed-off-by: Alan Cox <alan@linux.intel.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
2012-05-07 10:58:56 +01:00
Kirill A. Shutemov 1f17fcd07b gma500: oaktrail_hdmi_i2c_handler(): base should be __iomem
Signed-off-by: Kirill A. Shutemov <kirill.shutemov@linux.intel.com>
Signed-off-by: Alan Cox <alan@linux.intel.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
2012-05-07 10:58:55 +01:00
Kirill A. Shutemov d64363c755 gma500: lid_state should be __iomem
This was mostly already fixed but this one change is needed to match Kirill's
original submission

Signed-off-by: Kirill A. Shutemov <kirill.shutemov@linux.intel.com>
Signed-off-by: Alan Cox <alan@linux.intel.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
2012-05-07 10:58:54 +01:00
Kirill A. Shutemov 9d12028884 gma500: psb_irq_turn_off_dpst() fix bit operation
Signed-off-by: Kirill A. Shutemov <kirill.shutemov@linux.intel.com>
Signed-off-by: Alan Cox <alan@linux.intel.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
2012-05-07 10:58:53 +01:00
Kirill A. Shutemov 232e6686ab gma500: framebuffer: mark psb_fb_helper_funcs as static
Signed-off-by: Kirill A. Shutemov <kirill.shutemov@linux.intel.com>
Signed-off-by: Alan Cox <alan@linux.intel.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
2012-05-07 10:58:52 +01:00
Kirill A. Shutemov 37214ca00e gma500: vram_addr should be __iomem
Signed-off-by: Kirill A. Shutemov <kirill.shutemov@linux.intel.com>
Signed-off-by: Alan Cox <alan@linux.intel.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
2012-05-07 10:58:51 +01:00
Kirill A. Shutemov 846a6038d6 gma500: sgx_reg and vdc_reg should be __iomem
Signed-off-by: Kirill A. Shutemov <kirill.shutemov@linux.intel.com>
Signed-off-by: Alan Cox <alan@linux.intel.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
2012-05-07 10:58:50 +01:00
Kirill A. Shutemov eab3760714 gma500: gtt: fix __iomem sparse warnings
Signed-off-by: Kirill A. Shutemov <kirill.shutemov@linux.intel.com>
Signed-off-by: Alan Cox <alan@linux.intel.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
2012-05-07 10:58:49 +01:00
Kirill A. Shutemov f728bd1a94 gma500: psb_gtt_init(): drop unused variable
Signed-off-by: Kirill A. Shutemov <kirill.shutemov@linux.intel.com>
Signed-off-by: Alan Cox <alan@linux.intel.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
2012-05-07 10:58:48 +01:00
Alan Cox 25933ddead gma500: address the lid code
We need this for Poulsbo

Signed-off-by: Alan Cox <alan@linux.intel.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
2012-05-07 10:58:47 +01:00
Alan Cox d839ede47a gma500: opregion and ACPI
Add the opregion support and bring us in line with the opregion functionality in the
reference driver code. We can't share this with i915 currently because there are
hardcoded assumptions about dev_priv etc in both versions.

[airlied: include opregion.h fix]

Signed-off-by: Alan Cox <alan@linux.intel.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
2012-05-07 10:58:20 +01:00
Alan Cox 9aba9d3a2c gma500: implement backlight functionality for Cedartrail devices
Basically a straight cut/paste from the reference driver code then
cleaned up a spot.

Signed-off-by: Alan Cox <alan@linux.intel.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
2012-05-03 16:28:04 +01:00
Alan Cox bb84977941 gma500: wide framebuffer memory
If we set a small text framebuffer and have a bigger scanout then we want
to send black not random bits for the overscan.

Signed-off-by: Alan Cox <alan@linux.intel.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
2012-05-03 16:28:03 +01:00
Alan Cox 5f503148ef gma500: Sync up Oaktrail HDMI
Signed-off-by: Alan Cox <alan@linux.intel.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
2012-05-03 16:28:03 +01:00
Alan Cox 62c5950783 gma500: don't register the ACPI video bus
We are not yet ready for this and it makes a mess on some devices.

Signed-off-by: Alan Cox <alan@linux.intel.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
2012-05-03 16:28:02 +01:00
Kirill A. Shutemov 0c95e52365 gma500: mdfld_dsi_dpi_mode_set() do not corrupt DSPSTRIDE
The proper stride value set in mdfld__intel_pipe_set_base().

TODO: move tc35876x support to separate driver and get rid of all
if (mdfld_get_panel_type(dev, pipe) == TC35876X) { ... }

Signed-off-by: Kirill A. Shutemov <kirill.shutemov@linux.intel.com>
Signed-off-by: Alan Cox <alan@linux.intel.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
2012-05-03 16:26:49 +01:00
Patrik Jakobsson 8743849415 cdv: Fix typos in initialization of mdfld_chip_ops
Signed-off-by: Patrik Jakobsson <patrik.r.jakobsson@gmail.com>
Acked-by: Alan Cox <alan@linux.intel.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
2012-05-03 09:09:51 +01:00
Alan Cox 398b470689 gma500: Set the mapping mask
Some boards such as the Intel D2700MUD allow you to have over 4GB of RAM.
The GTT on the PVR based devices is 32bit however. Hugh Dickins points out
that we should therefore be setting the mapping gfp mask.

This is not the whole fix for the problem. Some further shmem patches will
be needed to deal with the corner cases.

Signed-off-by: Alan Cox <alan@linux.intel.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
2012-04-27 09:24:36 +01:00
Alan Cox ae0a246aef gma500: Add the base elements of CDV hotplug support
Signed-off-by: Alan Cox <alan@linux.intel.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
2012-04-27 09:24:21 +01:00
Alan Cox 68cb638f92 gma500: Add ops for hotplug support.
This provides the needed callback hooks to add hotplug display support to
the GMA36x0 devices.

Signed-off-by: Alan Cox <alan@linux.intel.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
2012-04-27 09:24:20 +01:00
Alan Cox d235e64a43 cdv: continue synching up with updated reference code
In particular clean up the errata handling and correct the crtc masks. We do
this a bit differently using our device abstraction for neatness.

This doesn't address the ACPI opregion and hotplug plumbing, nor the IRQ related
changes that will need. It touches on backlight init but the full backlight
support is not in this change set.

Signed-off-by: Alan Cox <alan@linux.intel.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
2012-04-27 09:24:16 +01:00
Alan Cox b60bfb6585 gma500: Clean up weirdness in the cdv mode test code
Signed-off-by: Alan Cox <alan@linux.intel.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
2012-04-27 09:24:11 +01:00
Alan Cox 3aad16d2ea gma500: support 1080p
The problem in console mode is lack of linear memory. We can solve that by
dropping to 16bpp. The mode setting X server will allocate its own GEM
framebuffer in 32bpp and all will be well.

We could just do 16bpp anyway but that would be a regression on the lower
modes as many distributions don't yet ship the generic mode setting KMS
drivers.

Signed-off-by: Alan Cox <alan@linux.intel.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
2012-04-27 09:24:09 +01:00
Alan Cox 1b2db4cee5 gma500: panel presence check
Introduce a panel presence check for Cedartrail. Non netbook devices don't
necessarily have a panel attached.

Signed-off-by: Alan Cox <alan@linux.intel.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
2012-04-27 09:23:56 +01:00
Alan Cox 1fb28e9e73 gma500: intel_bios updates
Pull in various i915 bits that we will need to begin tackling the LVDS detect
and ACPI events. We try and drift towards the i915 version of the code with
the long term goal that at least some of it can one day be unified.

Signed-off-by: Alan Cox <alan@linux.intel.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
2012-04-27 09:23:47 +01:00
Alan Cox d955e71b50 gma500: mark framebuffer pages write combining
We don't want them uncached, combining will do nicely and fixes the performance
problem with the generic modesetting X server.

Signed-off-by: Alan Cox <alan@linux.intel.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
2012-04-27 09:23:32 +01:00
Alan Cox acd7ef927e gma500: Update the Cedarview clock handling
Signed-off-by: Dave Airlie <airlied@redhat.com>
2012-04-27 09:23:19 +01:00
Alan Cox 642c52fcc9 gma500: read the PLL bits
We need to pull more stuff from the VBT in order to configure the clocking
correctly in all cases. Add the relevant bits from the other CDV driver work.

Signed-off-by: Alan Cox <alan@linux.intel.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
2012-04-27 09:23:10 +01:00
Alan Cox 1896344b18 gma500: Fix leak of uncached page
This was reported a long time ago (and I apologize to whoever it was that
reported it as I've lost the original report).

Signed-off-by: Alan Cox <alan@linux.intel.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
2012-04-27 09:22:57 +01:00
Marcos Paulo de Souza 5edaad8700 drivers: gpu: drm: gma500: mdfld_dsi_output.h: Remove not unneeded include of version.h
The output of "make versioncheck" points a incorrect include of
version.h in the drivers/gpu/drm/gma500/mdfld_dsi_output.h:

drivers/gpu/drm/gma500/mdfld_dsi_output.h: 32 linux/version.h not needed.

If we take a look in the file, we can agree to remove it.

Cc: David Airlie <airlied@linux.ie>
Cc: <dri-devel@lists.freedesktop.org>
Signed-off-by: Marcos Paulo de Souza <marcos.souza.org@gmail.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
2012-04-19 14:38:02 +01:00
Kirill A. Shutemov a1978f74da gma500: medfield: fix build without CONFIG_BACKLIGHT_CLASS_DEVICE
drivers/built-in.o: In function `mdfld_dsi_connector_set_property':
mdfld_dsi_output.c:(.text+0x6e909): undefined reference to `mdfld_set_brightness'
make: *** [.tmp_vmlinux1] Error 1

Signed-off-by: Kirill A. Shutemov <kirill.shutemov@linux.intel.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
2012-03-26 09:33:24 +01:00
Linus Torvalds be53bfdb80 Merge branch 'drm-next' of git://people.freedesktop.org/~airlied/linux
Pull drm main changes from Dave Airlie:
 "This is the main drm pull request, I'm probably going to send two more
  smaller ones, will explain below.

  This contains a patch that is also in the fbdev tree, but it should be
  the same patch, it added an API for hot unplugging framebuffer
  devices, and I need that API for a new driver.

  It also contains some changes to the i2c tree which Jean has acked,
  and one change to moorestown platform stuff in x86.

  Highlights:
   - new drivers: UDL driver for USB displaylink devices, kms only,
     should support correct hotplug operations.
   - core: i2c speedups + better hotplug support, EDID overriding via
     firmware interface - allows user to load a firmware for a broken
     monitor/kvm from userspace, it even has documentation for it.
   - exynos: new HDMI audio + hdmi 1.4 + virtual output driver
   - gma500: code cleanup
   - radeon: cleanups, CS optimisations, streamout support and pageflip
     fix
   - nouveau: NVD9 displayport support + more reclocking work
   - i915: re-enabling GMBUS, finish gpu patch (might help hibernation
     who knows), missed irq fixes, stencil tiling fixes, interlaced
     support, aliasesd PPGTT support for SNB/IVB, swizzling for SNB/IVB,
     semaphore fixes

  As well as the usual bunch of cleanups and fixes all over the place.

  I've got two things I'd like to merge a bit later:

   a) AMD support for all their new radeonhd 7000 series GPU and APUs.
      AMD dropped this a bit late due to insane internal review
      processes, (please AMD just follow Intel and let open source guys
      ship stuff early) however I don't want to penalise people who own
      this hardware (since its been on sale for 3-4 months and GPU hw
      doesn't exactly have a lifetime in years) and consign them to
      using closed drivers for longer than necessary.  The changes are
      well contained and just plug into the driver new gpu functionality
      so they should be fairly regression proof.  I just want to give
      them a bit of a run on the hw AMD kindly sent me.

   b) drm prime/dma-buf interface code.  This is just infrastructure
      code to expose the dma-buf stuff to drm drivers and to userspace.
      I'm not planning on pushing any driver support in this cycle
      (except maybe exynos), but I'd like to get the infrastructure code
      in so for the next cycle I can start getting the driver support
      into the individual drivers.  We have started driver support for
      i915, nouveau and udl along with I think exynos and omap in
      staging.  However this code relies on the dma-buf tree being
      pulled into your tree first since it needs the latest interfaces
      from that tree.  I'll push to get that tree sent asap.

  (oh and any warnings you see in i915 are gcc's fault from what anyone
  can see)."

Fix up trivial conflicts in arch/x86/platform/mrst/mrst.c due to the new
msic_thermal_platform_data() thermal function being added next to the
tc35876x_platform_data() i2c device function..

* 'drm-next' of git://people.freedesktop.org/~airlied/linux: (326 commits)
  drm/i915: use DDC_ADDR instead of hard-coding it
  drm/radeon: use DDC_ADDR instead of hard-coding it
  drm: remove unneeded redefinition of DDC_ADDR
  drm/exynos: added virtual display driver.
  drm: allow loading an EDID as firmware to override broken monitor
  drm/exynos: enable hdmi audio feature
  drm/exynos: add default pixel format for plane
  drm/exynos: cleanup exynos_hdmi.h
  drm/exynos: add is_local member in exynos_drm_subdrv struct
  drm/exynos: add subdrv open/close functions
  drm/exynos: remove module of exynos drm subdrv
  drm/exynos: release pending pageflip events when closed
  drm/exynos: added new funtion to get/put dma address.
  drm/exynos: update gem and buffer framework.
  drm/exynos: added mode_fixup feature and code clean.
  drm/exynos: add HDMI version 1.4 support
  drm/exynos: remove exynos_mixer.h
  gma500: Fix mmap frambuffer
  drm/radeon: Drop radeon_gem_object_(un)pin.
  drm/radeon: Restrict offset for legacy display engine.
  ...
2012-03-22 13:08:22 -07:00
Linus Torvalds 9f3938346a Merge branch 'kmap_atomic' of git://github.com/congwang/linux
Pull kmap_atomic cleanup from Cong Wang.

It's been in -next for a long time, and it gets rid of the (no longer
used) second argument to k[un]map_atomic().

Fix up a few trivial conflicts in various drivers, and do an "evil
merge" to catch some new uses that have come in since Cong's tree.

* 'kmap_atomic' of git://github.com/congwang/linux: (59 commits)
  feature-removal-schedule.txt: schedule the deprecated form of kmap_atomic() for removal
  highmem: kill all __kmap_atomic() [swarren@nvidia.com: highmem: Fix ARM build break due to __kmap_atomic rename]
  drbd: remove the second argument of k[un]map_atomic()
  zcache: remove the second argument of k[un]map_atomic()
  gma500: remove the second argument of k[un]map_atomic()
  dm: remove the second argument of k[un]map_atomic()
  tomoyo: remove the second argument of k[un]map_atomic()
  sunrpc: remove the second argument of k[un]map_atomic()
  rds: remove the second argument of k[un]map_atomic()
  net: remove the second argument of k[un]map_atomic()
  mm: remove the second argument of k[un]map_atomic()
  lib: remove the second argument of k[un]map_atomic()
  power: remove the second argument of k[un]map_atomic()
  kdb: remove the second argument of k[un]map_atomic()
  udf: remove the second argument of k[un]map_atomic()
  ubifs: remove the second argument of k[un]map_atomic()
  squashfs: remove the second argument of k[un]map_atomic()
  reiserfs: remove the second argument of k[un]map_atomic()
  ocfs2: remove the second argument of k[un]map_atomic()
  ntfs: remove the second argument of k[un]map_atomic()
  ...
2012-03-21 09:40:26 -07:00
Linus Torvalds 69a7aebcf0 Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jikos/trivial
Pull trivial tree from Jiri Kosina:
 "It's indeed trivial -- mostly documentation updates and a bunch of
  typo fixes from Masanari.

  There are also several linux/version.h include removals from Jesper."

* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jikos/trivial: (101 commits)
  kcore: fix spelling in read_kcore() comment
  constify struct pci_dev * in obvious cases
  Revert "char: Fix typo in viotape.c"
  init: fix wording error in mm_init comment
  usb: gadget: Kconfig: fix typo for 'different'
  Revert "power, max8998: Include linux/module.h just once in drivers/power/max8998_charger.c"
  writeback: fix fn name in writeback_inodes_sb_nr_if_idle() comment header
  writeback: fix typo in the writeback_control comment
  Documentation: Fix multiple typo in Documentation
  tpm_tis: fix tis_lock with respect to RCU
  Revert "media: Fix typo in mixer_drv.c and hdmi_drv.c"
  Doc: Update numastat.txt
  qla4xxx: Add missing spaces to error messages
  compiler.h: Fix typo
  security: struct security_operations kerneldoc fix
  Documentation: broken URL in libata.tmpl
  Documentation: broken URL in filesystems.tmpl
  mtd: simplify return logic in do_map_probe()
  mm: fix comment typo of truncate_inode_pages_range
  power: bq27x00: Fix typos in comment
  ...
2012-03-20 21:12:50 -07:00
Cong Wang f0c5b592a5 gma500: remove the second argument of k[un]map_atomic()
Signed-off-by: Cong Wang <amwang@redhat.com>
2012-03-20 21:48:29 +08:00
Yoichi Yuasa 1278f7de7f gma500: Fix mmap frambuffer
It cannot map correctly if page fault begins from a intermediate address.

[The driver prefaults the mapping, so we need to work from the correct
 base address not the faulting address otherwise the map appears offset by
 the fault offset]

Signed-off-by: Yoichi Yuasa <yuasa@linux-mips.org>
Signed-off-by: Alan Cox <alan@linux.intel.com>
Cc: stable@kernel.org
Signed-off-by: Dave Airlie <airlied@redhat.com>
2012-03-20 09:31:12 +00:00
Dave Airlie 8229c885fe drm: Merge tag 'v3.3-rc7' into drm-core-next
Merge the fixes so far into core-next, needed to test
intel driver.

Conflicts:
	drivers/gpu/drm/i915/intel_ringbuffer.c
2012-03-15 10:24:32 +00:00
Alan Cox 09016a11fc gma500: suspend/resume support for Cedartrail
Update our tree to match the current driver head.

Signed-off-by: Alan Cox <alan@linux.intel.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
2012-03-15 09:46:22 +00:00
Alan Cox 50d44a5237 gma500: Fix resume paths
We fall apart somewhat on resume because we don't invoke all the resume
methods as we should. Fix the silly error in the logic.

Signed-off-by: Alan Cox <alan@linux.intel.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
2012-03-15 09:46:02 +00:00
Kirill A. Shutemov 8e18db815c gma500: psb_irq: mark mid_{enable, disable}_pipe_event() as static
Signed-off-by: Kirill A. Shutemov <kirill.shutemov@linux.intel.com>
Signed-off-by: Alan Cox <alan@linux.intel.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
2012-03-10 13:06:40 +00:00
Kirill A. Shutemov f42aaa6f7c gma500: mark psb_intel_sdvo_hdmi_sink_detect() as static
Signed-off-by: Kirill A. Shutemov <kirill.shutemov@linux.intel.com>
Signed-off-by: Alan Cox <alan@linux.intel.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
2012-03-10 13:06:39 +00:00
Kirill A. Shutemov 2e33d6b92f gma500: psb_intel_display: drop unused variables
Signed-off-by: Kirill A. Shutemov <kirill.shutemov@linux.intel.com>
Signed-off-by: Alan Cox <alan@linux.intel.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
2012-03-10 13:06:38 +00:00
Kirill A. Shutemov 3c1d08d7af gma500: mark psb_intel_pipe_set_base() as static
Signed-off-by: Kirill A. Shutemov <kirill.shutemov@linux.intel.com>
Signed-off-by: Alan Cox <alan@linux.intel.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
2012-03-10 13:06:37 +00:00
Kirill A. Shutemov 412a3df1ce gma500: drop unused psb_intel_modeset_cleanup()
Signed-off-by: Kirill A. Shutemov <kirill.shutemov@linux.intel.com>
Signed-off-by: Alan Cox <alan@linux.intel.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
2012-03-10 13:06:35 +00:00
Kirill A. Shutemov cc2e991c15 gma500: oaktrail_lvds_init() drop unused variable
Signed-off-by: Kirill A. Shutemov <kirill.shutemov@linux.intel.com>
Signed-off-by: Alan Cox <alan@linux.intel.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
2012-03-10 13:06:35 +00:00
Kirill A. Shutemov 1e30296a60 gma500: oaktrail_hdmi_i2c_access() drop unused variable
Signed-off-by: Kirill A. Shutemov <kirill.shutemov@linux.intel.com>
Signed-off-by: Alan Cox <alan@linux.intel.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
2012-03-10 13:06:34 +00:00
Kirill A. Shutemov 771f64d027 gma500: mark oaktrail_backlight_init() as static
Signed-off-by: Kirill A. Shutemov <kirill.shutemov@linux.intel.com>
Signed-off-by: Alan Cox <alan@linux.intel.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
2012-03-10 13:06:33 +00:00
Kirill A. Shutemov 6e7f45736e gma500: oaktrail_hdmi: fix -Wmissing-field-initializers warning
Signed-off-by: Kirill A. Shutemov <kirill.shutemov@linux.intel.com>
Signed-off-by: Alan Cox <alan@linux.intel.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
2012-03-10 13:06:32 +00:00
Kirill A. Shutemov e1bb07cbe1 gma500: oaktrail_hdmi: drop dead code
Signed-off-by: Kirill A. Shutemov <kirill.shutemov@linux.intel.com>
Signed-off-by: Alan Cox <alan@linux.intel.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
2012-03-10 13:06:31 +00:00
Kirill A. Shutemov 4398e58c5f gma500: oaktrail_crtc: drop unused variables
Signed-off-by: Kirill A. Shutemov <kirill.shutemov@linux.intel.com>
Signed-off-by: Alan Cox <alan@linux.intel.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
2012-03-10 13:06:30 +00:00
Kirill A. Shutemov 44332ddfeb gma500: oaktrail_crtc: mark few functions as static
Signed-off-by: Kirill A. Shutemov <kirill.shutemov@linux.intel.com>
Signed-off-by: Alan Cox <alan@linux.intel.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
2012-03-10 13:06:29 +00:00
Kirill A. Shutemov cbc5a1850d gma500: mdfld_intel_display: drop unused variables
Signed-off-by: Kirill A. Shutemov <kirill.shutemov@linux.intel.com>
Signed-off-by: Alan Cox <alan@linux.intel.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
2012-03-10 13:06:28 +00:00
Kirill A. Shutemov c7a5ae2f23 gma500: mdfld_dsi_pkg_sender: fix -Wtype-limits warning
Signed-off-by: Kirill A. Shutemov <kirill.shutemov@linux.intel.com>
Signed-off-by: Alan Cox <alan@linux.intel.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
2012-03-10 13:06:28 +00:00
Kirill A. Shutemov e4b9ff716f gma500: mdfld_dsi_dpi: drop unused variables
Signed-off-by: Kirill A. Shutemov <kirill.shutemov@linux.intel.com>
Signed-off-by: Alan Cox <alan@linux.intel.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
2012-03-10 13:06:27 +00:00
Kirill A. Shutemov 1c6a62680b gma500: mdfld_device: mark few functions as static
Signed-off-by: Kirill A. Shutemov <kirill.shutemov@linux.intel.com>
Signed-off-by: Alan Cox <alan@linux.intel.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
2012-03-10 13:06:26 +00:00
Kirill A. Shutemov 062d054eb3 gma500: cdv_intel_lvds: #if 0 currently unused functions
cdv_intel_lvds_set_brightness() is only used in commented out code in
cdv_set_brightness().

Signed-off-by: Kirill A. Shutemov <kirill.shutemov@linux.intel.com>
Signed-off-by: Alan Cox <alan@linux.intel.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
2012-03-10 13:06:25 +00:00