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10 years agodrm/i915: Allow reading the TIMESTAMP register on Gen8.
Kenneth Graunke [Tue, 21 Jan 2014 22:42:38 +0000 (14:42 -0800)]
drm/i915: Allow reading the TIMESTAMP register on Gen8.

Nothing's changed here; we just need to bump the generation check.

Signed-off-by: Kenneth Graunke <kenneth@whitecape.org>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
10 years agodrm/i915: Repeat evictions whilst pageflip completions are outstanding
Chris Wilson [Mon, 20 Jan 2014 10:17:37 +0000 (10:17 +0000)]
drm/i915: Repeat evictions whilst pageflip completions are outstanding

Since an old pageflip will keep its scanout buffer object pinned until
it has executed its unpin task on the common workqueue, we can clog up
our GGTT with stale pinned objects. As we cannot flush those workqueues
without dropping our locks, we have to resort to falling back to
userspace and telling them to repeat the operation in order to have a
chance to run our workqueues and free up the required memory. If we
fail, then we are forced to report ENOSPC back to userspace causing the
operation to fail and best-case scenario is that it introduces temporary
corruption.

Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Reviewed-by: Jon Bloomfield <jon.bloomfield@intel.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
10 years agodrm/i915: Wait for completion of pending flips when starved of fences
Chris Wilson [Mon, 20 Jan 2014 10:17:36 +0000 (10:17 +0000)]
drm/i915: Wait for completion of pending flips when starved of fences

On older generations (gen2, gen3) the GPU requires fences for many
operations, such as blits. The display hardware also requires fences for
scanouts and this leads to a situation where an arbitrary number of
fences may be pinned by old scanouts following a pageflip but before we
have executed the unpin workqueue. This is unpredictable by userspace
and leads to random EDEADLK when submitting an otherwise benign
execbuffer. However, we can detect when we have an outstanding flip and
so cause userspace to wait upon their completion before finally
declaring that the system is starved of fences. This is really no worse
than forcing the GPU to stall waiting for older execbuffer to retire and
release their fences before we can reallocate them for the next
execbuffer.

v2: move the test for a pending fb unpin to a common routine for
later reuse during eviction

Reported-and-tested-by: dimon@gmx.net
Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=73696
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Reviewed-by: Jon Bloomfield <jon.bloomfield@intel.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
10 years agodrm/i915: don't disable DP port after a failed link training
Imre Deak [Fri, 17 Jan 2014 13:46:43 +0000 (15:46 +0200)]
drm/i915: don't disable DP port after a failed link training

Atm after a failed link training we disable the DP port. This can happen
during a modeset-enable or a DP link re-establishment. The latter can be
a problem and we shouldn't disable the DP port, see the previous patch for
the reasoning. In the former case the right thing would be to disable
the DP port, but also the rest of the pipe.

As a stop-gap solution leave the DP port enabled in both cases. It is an
improvement on its own (avoiding HW lock ups) and the proper solution
for the first case requires a bigger change, so let's keep that on the
TODO list.

v2:
- fix explanation of change impact (Chris)

Suggested-by: Daniel Vetter <daniel@ffwll.ch>
Signed-off-by: Imre Deak <imre.deak@intel.com>
Reviewed-by: Chris Wilson <chris@chris-wilson.co.uk>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
10 years agodrm/i915: don't disable the DP port if the link is lost
Imre Deak [Thu, 16 Jan 2014 16:35:57 +0000 (18:35 +0200)]
drm/i915: don't disable the DP port if the link is lost

Currently if the DP link is lost (either because of a hot unplug, or
failed link status check) we disable the DP port, but leave the rest
of the pipe running. This is incompatible with the modeset disabling
sequence of some platforms/configurations. At least this is the case for
DP ports on the CPU as opposed to PCH.

Atm we'll also get a warning when we do a modeset disable after the
above link lost event, since we expect the DP port to be enabled at this
point (see the bugzilla ticket for the related dmesg).

Note that with this patch we'll still end up disabling the port, thanks
to the HPD uevent and subsequent modeset disable.

See also the next patch fixing the other half of this issue.

Solution suggested by Ville.

Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=70570
Signed-off-by: Imre Deak <imre.deak@intel.com>
Reviewed-by: Chris Wilson <chris@chris-wilson.co.uk>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
10 years agodrm/i915: Eliminate lots of WARNs when there's no backlight present
Ville Syrjälä [Thu, 16 Jan 2014 16:27:15 +0000 (18:27 +0200)]
drm/i915: Eliminate lots of WARNs when there's no backlight present

My 855gm doesn't register the intel backlight but it still ends up
calling the backlight code to enable/disable the backlight via the
LVDS code. This leads to some WARNs due to backlight.max being 0.

Let's have intel_panel_enable_backlight() and intel_panel_disable_backlight()
check whether there's a backlight present or not.

Also move the backlight.present check from asle_set_backlight() into
intel_panel_set_backlight() for some extra symmetry.

Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Reviewed-by: Jani Nikula <jani.nikula@intel.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
10 years agodrm/i915: g4x/vlv: fix dp aux interrupt mask
Imre Deak [Thu, 16 Jan 2014 17:56:53 +0000 (19:56 +0200)]
drm/i915: g4x/vlv: fix dp aux interrupt mask

Fix typo possibly leading to timed out DP aux transactions on ports C,D.

Introduced in:

Commmit 4aeebd7443e36b0a40032e518a9338f48bd27efc
Author: Daniel Vetter <daniel.vetter@ffwll.ch>
Date:   Thu Oct 31 09:53:36 2013 +0100

Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=72210
Signed off-by: Imre Deak <imre.deak@intel.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
10 years agodrm/i915/ppgtt: Defer request freeing on reset
Ben Widawsky [Wed, 1 Jan 2014 18:15:13 +0000 (10:15 -0800)]
drm/i915/ppgtt: Defer request freeing on reset

We need to defer the free request until the object/vma is capable of
being freed - or else we have a problem  when we try to destroy the
context.

The exact same issue is described and fixed here:
commit e20780439b26ba95aeb29d3e27cd8cc32bc82a4c
Author: Ben Widawsky <ben@bwidawsk.net>
Date:   Fri Dec 6 14:11:22 2013 -0800

    drm/i915: Defer request freeing

I had this fix previously, but decided not to keep it for some reason I
can no longer remember.

gem_reset_stats is a really good test at hitting the problem.

For the inquisitive:
[  170.516392] ------------[ cut here ]------------
[  170.517227] WARNING: CPU: 1 PID: 105 at drivers/gpu/drm/drm_mm.c:578 drm_mm_takedown+0x2e/0x30 [drm]()
[  170.518064] Memory manager not clean during takedown.
[  170.518941] CPU: 1 PID: 105 Comm: kworker/1:1 Not tainted 3.13.0-rc4-BEN+ #28
[  170.519787] Hardware name: Hewlett-Packard HP EliteBook 8470p/179B, BIOS 68ICF Ver. F.02 04/27/2012
[  170.520662] Call Trace:
[  170.521517]  [<ffffffff814f0589>] dump_stack+0x4e/0x7a
[  170.522373]  [<ffffffff81049e6d>] warn_slowpath_common+0x7d/0xa0
[  170.523227]  [<ffffffff81049edc>] warn_slowpath_fmt+0x4c/0x50
[  170.524079]  [<ffffffffa06c414e>] drm_mm_takedown+0x2e/0x30 [drm]
[  170.524934]  [<ffffffffa07213f3>] gen6_ppgtt_cleanup+0x23/0x110
[i915]
[  170.525777]  [<ffffffffa07837ed>] ppgtt_release.part.5+0x24/0x29
[i915]
[  170.526603]  [<ffffffffa071aaa5>] i915_gem_context_free+0x195/0x1a0
[i915]
[  170.527423]  [<ffffffffa071189d>] i915_gem_free_request+0x9d/0xb0
[i915]
[  170.528247]  [<ffffffffa0718af9>] i915_gem_reset+0x1f9/0x3f0 [i915]
[  170.529065]  [<ffffffffa0700cce>] i915_reset+0x4e/0x180 [i915]
[  170.529870]  [<ffffffffa070829d>] i915_error_work_func+0xcd/0x120
[i915]
[  170.530666]  [<ffffffff8106c13a>] process_one_work+0x1fa/0x6d0
[  170.531453]  [<ffffffff8106c0d8>] ? process_one_work+0x198/0x6d0
[  170.532230]  [<ffffffff8106c72b>] worker_thread+0x11b/0x3a0
[  170.532996]  [<ffffffff8106c610>] ? process_one_work+0x6d0/0x6d0
[  170.533771]  [<ffffffff810743ef>] kthread+0xff/0x120
[  170.534548]  [<ffffffff810742f0>] ? insert_kthread_work+0x80/0x80
[  170.535322]  [<ffffffff814f97ac>] ret_from_fork+0x7c/0xb0
[  170.536089]  [<ffffffff810742f0>] ? insert_kthread_work+0x80/0x80
[  170.536847] ---[ end trace 3d4c12892e42d58f ]---

v2: Whitespace fix. (Chris)

Note: This is a bug that only hits the ppgtt topic branch but I've
figured that doing the request cleanup in this order is generally the
right thing to do.

Signed-off-by: Ben Widawsky <ben@bwidawsk.net>
[danvet: Add a code comment to clarify what's actually going on since
the lifetime rules aroung ppgtt cleanup are ... fuzzy a best atm. Also
add a note about why we need this.]
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
10 years agoi915: send D1 opregion notification
Kristen Carlson Accardi [Tue, 14 Jan 2014 23:36:15 +0000 (15:36 -0800)]
i915: send D1 opregion notification

The opregion notification for runtime suspend is currently D1, not D3.

Signed-off-by: Kristen Carlson Accardi <kristen@linux.intel.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
10 years agodrm/i915/bdw: remove preliminary_hw_support flag from BDW
Jesse Barnes [Tue, 14 Jan 2014 19:04:16 +0000 (11:04 -0800)]
drm/i915/bdw: remove preliminary_hw_support flag from BDW

It ought to work ok in 3.14.  We have some fun stuff coming after that,
but all the basics are in place now and seem relatively stable.

Signed-off-by: Jesse Barnes <jbarnes@virtuousgeek.org>
Acked by: Ben Widawsky <ben@bwidawsk.net>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
10 years agodrm/i915: Tune down reset_stat output from ERROR to debug
Daniel Vetter [Tue, 14 Jan 2014 10:40:54 +0000 (11:40 +0100)]
drm/i915: Tune down reset_stat output from ERROR to debug

This is user-triggerable and hence we should not allow it to spam
dmesg. Also, it upsets the nice dmesg tracking piglit does.

Note that this is just extra debugging information, mostly
unwanted, in case of a hang and that there is a separate message to the
user giving instructions on how to report a bug for a GPU hang.

v2: Add note as suggests in Chris' reply.

Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=72740
Cc: Mika Kuoppala <mika.kuoppala@linux.intel.com>
Reviewed-by: Mika Kuoppala <mika.kuoppala@intel.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
10 years agodrm/i915: Make semaphore modparam RO
Ben Widawsky [Tue, 17 Dec 2013 23:06:42 +0000 (15:06 -0800)]
drm/i915: Make semaphore modparam RO

A couple patches in the upcoming rework of semaphores will break if
semaphores are toggled by the user at various times. Since the code
cleanups there seem to be an overall win, and toggling semaphores at
runtime is not a terribly useful thing to do, simply make the module
parameter read-only.

Cc: Daniel Vetter <daniel.vetter@ffwll.ch>
Cc: Chris Wilson <chris@chris-wilson.co.uk>
Signed-off-by: Ben Widawsky <ben@bwidawsk.net>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
10 years agodrm/i915: Fix disabled semaphores
Ben Widawsky [Wed, 18 Dec 2013 04:06:00 +0000 (20:06 -0800)]
drm/i915: Fix disabled semaphores

The ring will emit too many if semaphores are disabled since we do not
add the correct number to num_dwords anymore.

This was introduced:
commit 52ed23253b68e1cf154b03d91bed619504cf955b
Author: Ben Widawsky <benjamin.widawsky@intel.com>
Date:   Mon Dec 16 20:50:38 2013 -0800

    drm/i915: Don't emit mbox updates without semaphores

FWIW, the bug was fixed later in the series.

/me hangs head in shame.

Daniel: Also note that we should have merged the read-only semaphore
modparam before this patch.

Reported-by: Kenneth Graunke <kenneth@whitecape.org>
Signed-off-by: Ben Widawsky <ben@bwidawsk.net>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
10 years agodrm/i915: Clarify relocation errnos
Ben Widawsky [Thu, 26 Dec 2013 21:39:50 +0000 (13:39 -0800)]
drm/i915: Clarify relocation errnos

While trying to find a random -EINVAL from a failing test, I noticed we
had a few hard to follow return values.

The first two hunks in this patch replace completely useless
initialization of ret. The last several hunks help to distinguish
between altering 'return ret' and 'return <ERROR>'

Signed-off-by: Ben Widawsky <ben@bwidawsk.net>
Reviewed-by: Paulo Zanoni <paulo.r.zanoni@intel.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
10 years agodrm/i915: Spelling s/auxilliary/auxiliary/
Geert Uytterhoeven [Sun, 12 Jan 2014 13:08:43 +0000 (14:08 +0100)]
drm/i915: Spelling s/auxilliary/auxiliary/

Signed-off-by: Geert Uytterhoeven <geert+renesas@linux-m68k.org>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
10 years agoMerge branch 'drm-vbl-timestamp' of git://gitorious.org/vsyrjala/linux into drm-next
Dave Airlie [Tue, 21 Jan 2014 23:13:13 +0000 (09:13 +1000)]
Merge branch 'drm-vbl-timestamp' of git://gitorious.org/vsyrjala/linux into drm-next

Here's the vblank timestamp pull request you wanted.

I addressed the few bugs that Mario pointed out and added
the r-bs.

As it has been a while since I made the changes, I gave it a
quick spin on a few different i915 machines. Fortunately
everything still seems to be fine.

* 'drm-vbl-timestamp' of git://gitorious.org/vsyrjala/linux:
  drm/i915: Add a kludge for DSL incrementing too late and ISR not working
  drm/radeon: Move the early vblank IRQ fixup to radeon_get_crtc_scanoutpos()
  drm: Pass 'flags' from the caller to .get_scanout_position()
  drm: Fix vblank timestamping constants for interlaced modes
  drm/i915: Fix scanoutpos calculations for interlaced modes
  drm: Change {pixel,line,frame}dur_ns from s64 to int
  drm: Use crtc_clock in drm_calc_timestamping_constants()
  drm/radeon: Populate crtc_clock in radeon_atom_get_tv_timings()
  drm: Simplify the math in drm_calc_timestamping_constants()
  drm: Improve drm_calc_timestamping_constants() documentation
  drm/i915: Call drm_calc_timestamping_constants() earlier
  drm/i915: Kill hwmode save/restore
  drm: Pass the display mode to drm_calc_vbltimestamp_from_scanoutpos()
  drm: Pass the display mode to drm_calc_timestamping_constants()

10 years agoMerge branch 'topic/core-stuff' of git://people.freedesktop.org/~danvet/drm-intel...
Dave Airlie [Tue, 21 Jan 2014 23:11:39 +0000 (09:11 +1000)]
Merge branch 'topic/core-stuff' of git://people.freedesktop.org/~danvet/drm-intel into drm-next

Some straggling drm core patches

* 'topic/core-stuff' of git://people.freedesktop.org/~danvet/drm-intel:
  drm/gem: Always initialize the gem object in object_init
  drm/edid: Populate picture aspect ratio for CEA modes
  drm/edid: parse the list of additional 3D modes
  drm/edid: split VIC display mode lookup into a separate function
  drm: Make the connector mode_valid() vfunc return a drm_mode_status enum

10 years agoMerge branch 'vmwgfx-next' of git://people.freedesktop.org/~thomash/linux into drm...
Dave Airlie [Tue, 21 Jan 2014 23:11:09 +0000 (09:11 +1000)]
Merge branch 'vmwgfx-next' of git://people.freedesktop.org/~thomash/linux into drm-next

Just a single fix for sparse/smatch warnings introduced by the previous
vmwgfx-next pull.

* 'vmwgfx-next' of git://people.freedesktop.org/~thomash/linux:
  drm/vmwgfx: Fix recently introduced sparse / smatch warnings and errors

10 years agodrm/vmwgfx: Fix recently introduced sparse / smatch warnings and errors
Thomas Hellstrom [Mon, 20 Jan 2014 10:33:04 +0000 (11:33 +0100)]
drm/vmwgfx: Fix recently introduced sparse / smatch warnings and errors

Reported-by: Fengguang Wu <fengguang.wu@intel.com>
Signed-off-by: Thomas Hellstrom <thellstrom@vmware.com>
Reviewed-by: Jakob Bornecrant <jakob@vmware.com>
10 years agodrm/gem: Always initialize the gem object in object_init
Daniel Vetter [Mon, 20 Jan 2014 07:21:54 +0000 (08:21 +0100)]
drm/gem: Always initialize the gem object in object_init

At least drm/i915 expects that the obj->dev pointer is set even in
failure paths. Specifically when the shmem initialization fails we
call i915_gem_object_free which needs to deref obj->base.dev to get at
the slab pointer in the device private structure. And the shmem
allocation can easily fail when userspace is hitting open file limits.

Doing the structure init even when the shmem file allocation fails
prevents this Oops.

This is a regression from

commit 89c8233f82d9c8af5b20e72e4a185a38a7d3c50b
Author: David Herrmann <dh.herrmann@gmail.com>
Date:   Thu Jul 11 11:56:32 2013 +0200

    drm/gem: simplify object initialization

v2: Add regression note which Chris supplied.

Testcase: igt/gem_fd_exhaustion
Reported-and-Suggested-by: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
References: http://lists.freedesktop.org/archives/intel-gfx/2014-January/038433.html
Cc: stable@vger.kernel.org
Reviewed-by: David Herrmann <dh.herrmann@gmail.com>
Cc: David Herrmann <dh.herrmann@gmail.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
10 years agoMerge branch 'drm-next-3.14' of git://people.freedesktop.org/~agd5f/linux into drm...
Dave Airlie [Tue, 21 Jan 2014 00:26:50 +0000 (10:26 +1000)]
Merge branch 'drm-next-3.14' of git://people.freedesktop.org/~agd5f/linux into drm-next

New tree with the INFO ioctl merge fixed up.  This also adds a couple
of additional minor fixes.

A few more changes for 3.14, mostly just bug fixes.  Note that:
drm/radeon: add query to fetch the max engine clock.
will conflict with 3.13 final, but the fix is pretty obvious.

* 'drm-next-3.14' of git://people.freedesktop.org/~agd5f/linux: (22 commits)
  drm/radeon: add UVD support for OLAND
  drm/radeon: fix minor typos in si_dpm.c
  drm/radeon: set the full cache bit for fences on r7xx+
  drm/radeon: fix surface sync in fence on cayman (v2)
  drm/radeon/dpm: disable mclk switching on desktop RV770
  drm/radeon: fix endian handling in radeon_atom_init_mc_reg_table
  drm/radeon: write gfx pg bases even when gfx pg is disabled
  drm/radeon: bail early from enable ss in certain cases
  drm/radeon: handle ss percentage divider properly
  drm/radeon: add query to fetch the max engine clock (v2)
  drm/radeon/dp: sleep after powering up the display
  drm/radeon/dp: use usleep_range rather than udelay
  drm/radeon/dp: bump i2c-over-aux retries to 7
  drm/radeon: disable ss on DP for DCE3.x
  drm/radeon/cik: use hw defaults for TC_CFG registers
  drm/radeon: disable dpm on BTC
  drm/radeon/cik: use WAIT_REG_MEM special op for CP HDP flush
  drm/radeon/cik: use POLL_REG_MEM special op for sDMA HDP flush
  drm/radeon: consolidate sdma hdp flushing code for CIK
  drm/radeon: consolidate cp hdp flushing code for CIK
  ...

10 years agodrm/radeon: add UVD support for OLAND
Alex Deucher [Mon, 20 Jan 2014 16:25:35 +0000 (11:25 -0500)]
drm/radeon: add UVD support for OLAND

It seems this got dropped when we merged UVD support
last year.  Add this back now.

Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Cc: stable@vger.kernel.org
10 years agodrm/radeon: fix minor typos in si_dpm.c
Alex Deucher [Fri, 17 Jan 2014 17:34:55 +0000 (12:34 -0500)]
drm/radeon: fix minor typos in si_dpm.c

Copy/paste typos from the ni code. Should not
have any functional change.

Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
10 years agodrm/radeon: set the full cache bit for fences on r7xx+
Alex Deucher [Thu, 16 Jan 2014 23:11:47 +0000 (18:11 -0500)]
drm/radeon: set the full cache bit for fences on r7xx+

Needed to properly flush the read caches for fences.

Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Cc: stable@vger.kernel.org
10 years agodrm/radeon: fix surface sync in fence on cayman (v2)
Alex Deucher [Thu, 16 Jan 2014 23:02:59 +0000 (18:02 -0500)]
drm/radeon: fix surface sync in fence on cayman (v2)

We need to set the engine bit to select the ME and
also set the full cache bit.  Should help stability
on TN and cayman.

V2: fix up surface sync in ib execute as well

Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Cc: stable@vger.kernel.org
10 years agodrm/radeon/dpm: disable mclk switching on desktop RV770
Alex Deucher [Tue, 7 Jan 2014 18:51:51 +0000 (13:51 -0500)]
drm/radeon/dpm: disable mclk switching on desktop RV770

Mclk switching doesn't seem to work reliably on these
cards.  Most RV770 boards specify the same mclk for all
performance levels anyway so in most cases, this has
no affect.

Bug:
https://bugs.freedesktop.org/show_bug.cgi?id=73067

Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Cc: stable@vger.kernel.org
10 years agodrm/radeon: fix endian handling in radeon_atom_init_mc_reg_table
Alex Deucher [Thu, 16 Jan 2014 15:53:50 +0000 (10:53 -0500)]
drm/radeon: fix endian handling in radeon_atom_init_mc_reg_table

Need to swap the data for big endian.
Notcied by sylware in IRC.

Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
10 years agodrm/radeon: write gfx pg bases even when gfx pg is disabled
Alex Deucher [Thu, 16 Jan 2014 15:39:17 +0000 (10:39 -0500)]
drm/radeon: write gfx pg bases even when gfx pg is disabled

For consistency.  These buffers aren't used when pg is
disabled.

Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
10 years agodrm/radeon: bail early from enable ss in certain cases
Alex Deucher [Wed, 15 Jan 2014 18:59:47 +0000 (13:59 -0500)]
drm/radeon: bail early from enable ss in certain cases

If the ss percentage is 0 or we are using external ss,
just bail when enabling ss.  We disable it explicitly
earlier in the modeset already.

Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
10 years agodrm/radeon: handle ss percentage divider properly
Alex Deucher [Wed, 15 Jan 2014 18:41:31 +0000 (13:41 -0500)]
drm/radeon: handle ss percentage divider properly

It's either 100 or 1000 depending on the flags in the
table.

Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
10 years agodrm/radeon: add query to fetch the max engine clock (v2)
Alex Deucher [Mon, 20 Jan 2014 23:20:29 +0000 (18:20 -0500)]
drm/radeon: add query to fetch the max engine clock (v2)

This is needed for reporting the max GPU engine clock
in OpenCL.  This just reports the max possible engine
clock, it does not take into account current conditions
that may limit that clock.

v2: fix query number for merge with 3.13

Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
10 years agodrm/edid: Populate picture aspect ratio for CEA modes
Vandana Kannan [Thu, 19 Dec 2013 10:04:07 +0000 (15:34 +0530)]
drm/edid: Populate picture aspect ratio for CEA modes

Adding picture aspect ratio for CEA modes based on CEA-861D Table 3 or
CEA-861E Table 4. This is useful for filling up the detail in AVI
infoframe.

v2: Ville's review comments incorporated
Added picture aspect ratio as part of edid_cea_modes instead of DRM_MODE

Signed-off-by: Vandana Kannan <vandana.kannan@intel.com>
Reviewed-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
10 years agodrm/radeon/dp: sleep after powering up the display
Alex Deucher [Tue, 14 Jan 2014 15:45:51 +0000 (10:45 -0500)]
drm/radeon/dp: sleep after powering up the display

According to the DP 1.1 spec, the sink must power
up within 1ms.  Noticed while reviewing Thierry's
drm/dp patches.

Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
10 years agodrm/radeon/dp: use usleep_range rather than udelay
Alex Deucher [Tue, 14 Jan 2014 15:37:33 +0000 (10:37 -0500)]
drm/radeon/dp: use usleep_range rather than udelay

Based on common dp code proposed by Thierry Reding.

Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
10 years agodrm/radeon/dp: bump i2c-over-aux retries to 7
Alex Deucher [Tue, 14 Jan 2014 15:29:59 +0000 (10:29 -0500)]
drm/radeon/dp: bump i2c-over-aux retries to 7

As per the DP1.2 spec.  Noticed while reviewing
Thierry's drm/dp patches. Also bump native aux
retries to 7 for consistency.

Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
10 years agodrm/radeon: disable ss on DP for DCE3.x
Alex Deucher [Mon, 13 Jan 2014 21:47:05 +0000 (16:47 -0500)]
drm/radeon: disable ss on DP for DCE3.x

Seems to cause problems with certain DP monitors.

Bug:
https://bugs.freedesktop.org/show_bug.cgi?id=40699

Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Cc: stable@vger.kernel.org
10 years agodrm/radeon/cik: use hw defaults for TC_CFG registers
Alex Deucher [Mon, 13 Jan 2014 15:18:03 +0000 (10:18 -0500)]
drm/radeon/cik: use hw defaults for TC_CFG registers

Use the hw power up values rather than 0.

Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
10 years agodrm/radeon: disable dpm on BTC
Alex Deucher [Sat, 11 Jan 2014 15:55:55 +0000 (10:55 -0500)]
drm/radeon: disable dpm on BTC

Still unstable on some boards.

Bugs:
https://bugs.freedesktop.org/show_bug.cgi?id=73053
https://bugzilla.kernel.org/show_bug.cgi?id=68571

Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Cc: 3.13 <stable@vger.kernel.org> # 3.13
10 years agodrm/radeon/cik: use WAIT_REG_MEM special op for CP HDP flush
Alex Deucher [Thu, 9 Jan 2014 21:51:56 +0000 (16:51 -0500)]
drm/radeon/cik: use WAIT_REG_MEM special op for CP HDP flush

This is the preferred flushing method on CIK.

Note, this only works on the PFP so the engine bit must be
set.

Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
10 years agodrm/radeon/cik: use POLL_REG_MEM special op for sDMA HDP flush
Alex Deucher [Thu, 9 Jan 2014 21:35:39 +0000 (16:35 -0500)]
drm/radeon/cik: use POLL_REG_MEM special op for sDMA HDP flush

This is the preferred flushing method on CIK.

Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
10 years agodrm/radeon: consolidate sdma hdp flushing code for CIK
Alex Deucher [Thu, 9 Jan 2014 21:23:37 +0000 (16:23 -0500)]
drm/radeon: consolidate sdma hdp flushing code for CIK

It's used in several places so move to a common shared
function.

Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
10 years agodrm/radeon: consolidate cp hdp flushing code for CIK
Alex Deucher [Thu, 9 Jan 2014 21:18:11 +0000 (16:18 -0500)]
drm/radeon: consolidate cp hdp flushing code for CIK

It's used in several places so move to a common shared
function.

Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
10 years agodrm/radeon: don't power gate paused UVD streams
Christian König [Fri, 10 Jan 2014 15:05:05 +0000 (16:05 +0100)]
drm/radeon: don't power gate paused UVD streams

Signed-off-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
10 years agoRevert "drm/radeon: disable CIK CP semaphores for now"
Alex Deucher [Thu, 9 Jan 2014 15:59:56 +0000 (10:59 -0500)]
Revert "drm/radeon: disable CIK CP semaphores for now"

This reverts commit 99b4f25122f43210278cde17a9d100906235a074.

Semaphores work fine after further review and testing.
Cc: 3.13 <stable@vger.kernel.org> # 3.13
10 years agodrm/edid: parse the list of additional 3D modes
Thomas Wood [Fri, 29 Nov 2013 18:18:58 +0000 (18:18 +0000)]
drm/edid: parse the list of additional 3D modes

Parse 2D_VIC_order_X and 3D_Structure_X from the list at the end of the
HDMI Vendor Specific Data Block.

v2: Use an offset value depending on 3D_Multi_present and add
    detail_present. (Ville Syrjälä)
v3: Make sure the list is parsed even if 3D_Structure_ALL/MASK is not
    present. (Ville Syrjälä)
    Fix one length check and remove another. (Ville Syrjälä)

Signed-off-by: Thomas Wood <thomas.wood@intel.com>
Reviewed-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
10 years agodrm/edid: split VIC display mode lookup into a separate function
Thomas Wood [Fri, 29 Nov 2013 15:33:27 +0000 (15:33 +0000)]
drm/edid: split VIC display mode lookup into a separate function

Signed-off-by: Thomas Wood <thomas.wood@intel.com>
Reviewed-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
10 years agodrm: Make the connector mode_valid() vfunc return a drm_mode_status enum
Damien Lespiau [Thu, 28 Nov 2013 15:29:17 +0000 (15:29 +0000)]
drm: Make the connector mode_valid() vfunc return a drm_mode_status enum

To make it clear what exactly mode_valid() should return.

Signed-off-by: Damien Lespiau <damien.lespiau@intel.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
10 years agodrm/i915: Add a kludge for DSL incrementing too late and ISR not working
Ville Syrjälä [Mon, 28 Oct 2013 22:04:43 +0000 (00:04 +0200)]
drm/i915: Add a kludge for DSL incrementing too late and ISR not working

On pre-PCH platforms ISR doesn't seem to be an actual ISR, at least as
far as display interrupts are concerned. Instead it sort of looks like
some ISR bits just directly reflect the corresponding bit from PIPESTAT.
The bit appears in the ISR only if the PIPESTAT interrupt is enabled. So
in that sense it sort of looks a bit like the south interrupt scheme on
PCH platforms. So it goes something a bit like this:
PIPESTAT.status & PIPESTAT.enable -> ISR -> IMR -> IIR -> IER -> actual
interrupt

In any case that means the intel_pipe_in_vblank_locked() doesn't actually
work for pre-PCH platforms. As a last resort, add a similar kludge as radeon
has that fixes things up if we got called from the vblank interrupt,
but the scanline counter value indicates that we're not quite there yet.
We know that the scanline counter increments at hsync but is otherwise
accurate, so we can limit the kludge to the line just prior to vblank
start, instead of the relative distance that radeon uses.

Reviewed-by: mario.kleiner.de@gmail.com
Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
10 years agodrm/radeon: Move the early vblank IRQ fixup to radeon_get_crtc_scanoutpos()
Ville Syrjälä [Mon, 28 Oct 2013 19:22:52 +0000 (21:22 +0200)]
drm/radeon: Move the early vblank IRQ fixup to radeon_get_crtc_scanoutpos()

i915 doesn't need this kludge for most platforms. Although we do
appear to need something similar on certain platforms, but we can
be more accurate when we apply the adjustment since we know exactly
why the scanline counter doesn't always quite match the vblank
status.

Also the current code doesn't handle interlaced modes correctly,
and we already deal with interlaced modes in i915 code.

So let's just move the current code to radeon_get_crtc_scanoutpos()
since that's why it was added. For i915 we'll add a more finely
targeted variant.

v2: Fix vpos vs. *vpos bug (Mario)

Reviewed-by: mario.kleiner.de@gmail.com
Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
10 years agodrm: Pass 'flags' from the caller to .get_scanout_position()
Ville Syrjälä [Mon, 28 Oct 2013 18:50:48 +0000 (20:50 +0200)]
drm: Pass 'flags' from the caller to .get_scanout_position()

Preparation for moving the early vblank IRQ logic into
radeon_get_crtc_scanoutpos().

v2: Fix radeon_drv.c compile warning (Mario)

Reviewed-by: mario.kleiner.de@gmail.com
Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
10 years agodrm: Fix vblank timestamping constants for interlaced modes
Ville Syrjälä [Mon, 28 Oct 2013 17:53:25 +0000 (19:53 +0200)]
drm: Fix vblank timestamping constants for interlaced modes

We're currently miscalculating the line and pixel durations for
interlaced modes. crtc_htotal and crtc_vtotal are the full frame
timings, and so is crtc_clock, so we can compute the line
and pixel durations from those w/o any extra adjustments. But
we actually want framedur_ns to be the field, not frame, duration,
so we must divide it by two.

This should make the scanout based vblank timestamp corrections
work correctly with interlaced modes, at least for i915. It all
depends whether we keep the field or frame timings in the display
mode crtc_ timings.

v2: Preserve halve->half typo fix that happened in the meantine

Reviewed-by: mario.kleiner.de@gmail.com
Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
10 years agodrm/i915: Fix scanoutpos calculations for interlaced modes
Ville Syrjälä [Mon, 28 Oct 2013 14:31:41 +0000 (16:31 +0200)]
drm/i915: Fix scanoutpos calculations for interlaced modes

The scanline counter counts lines in the current field, not the entire
frame. But the crtc_ timings are the values for the entire frame. Divide
the vertical timings by 2 to make them match the scanline counter.

The rounding was carefully chosen to make it do the right thing wrt. the
observed scanline counter and ISR vblank bit behaviour.

Reviewed-by: mario.kleiner.de@gmail.com
Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
10 years agodrm: Change {pixel,line,frame}dur_ns from s64 to int
Ville Syrjälä [Sat, 26 Oct 2013 14:38:52 +0000 (17:38 +0300)]
drm: Change {pixel,line,frame}dur_ns from s64 to int

Using s64 for the timestamping constants is wasteful. Signed 32bit
integers get us a range of over +-2 seconds. Presuming that no-one
wants to a vrefresh rate less than 0.5, we can switch to using int
for the timestamping constants. We save a few bytes in drm_crtc and
avoid a bunch of 64bit math.

Reviewed-by: mario.kleiner.de@gmail.com
Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
10 years agodrm: Use crtc_clock in drm_calc_timestamping_constants()
Ville Syrjälä [Sun, 27 Oct 2013 19:22:58 +0000 (21:22 +0200)]
drm: Use crtc_clock in drm_calc_timestamping_constants()

drm_calc_timestamping_constants() computes the pixel/line/frame
durations based on the crtc_ timing values. The corresponding pixel
clock is in mode->crtc_clock, so we need to use that instead of
mode->clock.

This should fix drm_calc_timestamping_constants() for frame packing
stereo modes.

Reviewed-by: mario.kleiner.de@gmail.com
Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
10 years agodrm/radeon: Populate crtc_clock in radeon_atom_get_tv_timings()
Ville Syrjälä [Sun, 27 Oct 2013 19:20:10 +0000 (21:20 +0200)]
drm/radeon: Populate crtc_clock in radeon_atom_get_tv_timings()

crtc_clock is now supposed to be the actual pixel clock corresponding to
the other crtc_ timing values. Populate crtc_clock appropriately in
radeon_atom_get_tv_timings().

This was the only obvious place where we frob with the crtc_ timigns
directly instead of calling drm_mode_set_crtcinfo() which would also
update crtc_clock.

Reviewed-by: mario.kleiner.de@gmail.com
Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
10 years agodrm: Simplify the math in drm_calc_timestamping_constants()
Ville Syrjälä [Sat, 26 Oct 2013 14:11:01 +0000 (17:11 +0300)]
drm: Simplify the math in drm_calc_timestamping_constants()

drm_calc_timestamping_constants() makes the math more complex
than necessary.
- multipying the dotclock by 1000 is pointless, just makes all the
  numbers bigger
- div64_u64() is also pointless, div_u64 is enough
- pixeldur_ns doesn't need any 64bit math

Reviewed-by: mario.kleiner.de@gmail.com
Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
10 years agodrm: Improve drm_calc_timestamping_constants() documentation
Ville Syrjälä [Sat, 26 Oct 2013 14:22:52 +0000 (17:22 +0300)]
drm: Improve drm_calc_timestamping_constants() documentation

Move the long blurp to into the body of the comment, leaving only
a short summary line at the top.

Reviewed-by: mario.kleiner.de@gmail.com
Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
10 years agodrm/i915: Call drm_calc_timestamping_constants() earlier
Ville Syrjälä [Mon, 28 Oct 2013 10:53:41 +0000 (12:53 +0200)]
drm/i915: Call drm_calc_timestamping_constants() earlier

Update the pixel/line/frame duration information when we switch to the
new pipe config. This will keep the timestamping constants in better
sync with the real hardware state.

Reviewed-by: mario.kleiner.de@gmail.com
Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
10 years agodrm/i915: Kill hwmode save/restore
Ville Syrjälä [Sat, 26 Oct 2013 14:59:30 +0000 (17:59 +0300)]
drm/i915: Kill hwmode save/restore

drm core no longer uses crtc->hwmode, and neither does i915, so we can totally ignore it
in i915.

Reviewed-by: mario.kleiner.de@gmail.com
Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
10 years agodrm: Pass the display mode to drm_calc_vbltimestamp_from_scanoutpos()
Ville Syrjälä [Sat, 26 Oct 2013 14:57:31 +0000 (17:57 +0300)]
drm: Pass the display mode to drm_calc_vbltimestamp_from_scanoutpos()

Rather than using crtc->hwmode, just pass the relevant mode to
drm_calc_vbltimestamp_from_scanoutpos(). This removes the last hwmode
usage from core drm.

Reviewed-by: mario.kleiner.de@gmail.com
Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
10 years agodrm: Pass the display mode to drm_calc_timestamping_constants()
Ville Syrjälä [Sat, 26 Oct 2013 14:16:30 +0000 (17:16 +0300)]
drm: Pass the display mode to drm_calc_timestamping_constants()

We don't really use hwmode anymore in i915, so eliminating its use
from the core code seems prudent. Just pass the appropriate mode
to drm_calc_timestamping_constants().

Reviewed-by: mario.kleiner.de@gmail.com
Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
10 years agoMerge branch 'drm-intel-next' of git://people.freedesktop.org/~danvet/drm-intel into...
Dave Airlie [Mon, 20 Jan 2014 00:21:54 +0000 (10:21 +1000)]
Merge branch 'drm-intel-next' of git://people.freedesktop.org/~danvet/drm-intel into drm-next

drm-intel-next-2014-01-10:
- final bits for runtime D3 on Haswell from Paul (now enabled fully)
- parse the backlight modulation freq information in the VBT from Jani
  (but not yet used)
- more watermark improvements from Ville for ilk-ivb and bdw
- bugfixes for fastboot from Jesse
- watermark fix for i830M (but not yet everything)
- vlv vga hotplug w/a (Imre)
- piles of other small improvements, cleanups and fixes all over

Note that the pull request includes a backmerge of the last drm-fixes
pulled into Linus' tree - things where getting a bit too messy. So the
shortlog also contains a bunch of patches from Linus tree. Please yell if
you want me to frob it for you a bit.

* 'drm-intel-next' of git://people.freedesktop.org/~danvet/drm-intel: (609 commits)
  drm/i915/bdw: make sure south port interrupts are enabled properly v2
  drm/i915: Include more information in disabled hotplug interrupt warning
  drm/i915: Only complain about a rogue hotplug IRQ after disabling
  drm/i915: Only WARN about a stuck hotplug irq ONCE
  drm/i915: s/hotplugt_status_gen4/hotplug_status_g4x/

10 years agoMerge tag 'vmwgfx-next-2014-01-17' of git://people.freedesktop.org/~thomash/linux...
Dave Airlie [Mon, 20 Jan 2014 00:03:27 +0000 (10:03 +1000)]
Merge tag 'vmwgfx-next-2014-01-17' of git://people.freedesktop.org/~thomash/linux into drm-next

Pull request of 2014-01-17

Pull request for 3.14. One not so urgent fix, One huge device update.

The pull request corresponds to the patches sent out on dri-devel, except:
[PATCH 02/33], review tag typo pointed out by Matt Turner.
[PATCH 04/33], dropped. The new surface formats are never used.

The upcoming vmware svga2 hardware version 11 will introduce the concept
of "guest backed objects" or -resources. The device will in principle
get all
of its memory from the guest, which has big advantages from the device
point of view.

This means that vmwgfx contexts, shaders and surfaces need to be backed
by guest memory in the form of buffer objects called MOBs, presumably
short for MemoryOBjects, which are bound to the device in a special way.

This patch series introduces guest backed object support. Some new IOCTLs
are added to allocate these new guest backed object, and to optionally
provide
them with a backing MOB.

There is an update to the gallium driver that comes with this update, and
it will be pushed in the near timeframe presumably to a separate mesa branch
before merged to master.

* tag 'vmwgfx-next-2014-01-17' of git://people.freedesktop.org/~thomash/linux: (33 commits)
  drm/vmwgfx: Invalidate surface on non-readback unbind
  drm/vmwgfx: Silence the device command verifier
  drm/vmwgfx: Implement 64-bit Otable- and MOB binding v2
  drm/vmwgfx: Fix surface framebuffer check for guest-backed surfaces
  drm/vmwgfx: Update otable definitions
  drm/vmwgfx: Use the linux DMA api also for MOBs
  drm/vmwgfx: Ditch the vmw_dummy_query_bo_prepare function
  drm/vmwgfx: Persistent tracking of context bindings
  drm/vmwgfx: Track context bindings and scrub them upon exiting execbuf
  drm/vmwgfx: Block the BIND_SHADERCONSTS command
  drm/vmwgfx: Add a parameter to get max MOB memory size
  drm/vmwgfx: Implement a buffer object synccpu ioctl.
  drm/vmwgfx: Make sure that the multisampling is off
  drm/vmwgfx: Extend the command verifier to handle guest-backed on / off
  drm/vmwgfx: Fix up the vmwgfx_drv.h header for new files
  drm/vmwgfx: Enable 3D for new hardware version
  drm/vmwgfx: Add new unused (by user-space) commands to the verifier
  drm/vmwgfx: Validate guest-backed shader const commands
  drm/vmwgfx: Add guest-backed shaders
  drm/vmwgfx: Hook up guest-backed surfaces
  ...

10 years agodrm/vmwgfx: Invalidate surface on non-readback unbind
Jakob Bornecrantz [Fri, 17 Jan 2014 08:12:26 +0000 (09:12 +0100)]
drm/vmwgfx: Invalidate surface on non-readback unbind

Fixes error messages in vmware.log

Signed-off-by: Jakob Bornecrantz <jakob@vmware.com>
Reviewed-by: Michael Banack <banackm@vmware.com>
Signed-off-by: Thomas Hellstrom <thellstrom@vmware.com>
10 years agodrm/vmwgfx: Silence the device command verifier
Thomas Hellstrom [Thu, 16 Jan 2014 20:20:21 +0000 (21:20 +0100)]
drm/vmwgfx: Silence the device command verifier

The device and kernel module disagrees about the command length of
some commands. More pack attributes might be needed.

Signed-off-by: Thomas Hellstrom <thellstrom@vmware.com>
10 years agodrm/vmwgfx: Implement 64-bit Otable- and MOB binding v2
Thomas Hellstrom [Wed, 15 Jan 2014 09:04:07 +0000 (10:04 +0100)]
drm/vmwgfx: Implement 64-bit Otable- and MOB binding v2

Adds the relevant commands to the device interface header and
implements 64-bit binding for 64 bit VMs.

v2: Uppercase command IDs, Correctly use also 64 bit page tables.

Signed-off-by: Thomas Hellstrom <thellstrom@vmware.com>
Reviewed-by: Jakob Bornecrantz <jakob@vmware.com>
10 years agodrm/vmwgfx: Fix surface framebuffer check for guest-backed surfaces
Thomas Hellstrom [Wed, 15 Jan 2014 07:51:36 +0000 (08:51 +0100)]
drm/vmwgfx: Fix surface framebuffer check for guest-backed surfaces

With guest-backed surfaces, surface->sizes == NULL, causing a kernel oops.
Use the base_size member instead.

Signed-off-by: Thomas Hellstrom <thellstrom@vmware.com>
Reviewed-by: Jakob Bornecrantz <jakob@vmware.com>
Reviewed-by: Brian Paul <brianp@vmware.com>
10 years agodrm/vmwgfx: Update otable definitions
Thomas Hellstrom [Thu, 9 Jan 2014 10:03:18 +0000 (11:03 +0100)]
drm/vmwgfx: Update otable definitions

Update otable definitions and modify the otable setup code
accordingly.

Signed-off-by: Thomas Hellstrom <thellstrom@vmware.com>
10 years agodrm/vmwgfx: Use the linux DMA api also for MOBs
Thomas Hellstrom [Thu, 24 Oct 2013 20:27:38 +0000 (13:27 -0700)]
drm/vmwgfx: Use the linux DMA api also for MOBs

Signed-off-by: Thomas Hellstrom <thellstrom@vmware.com>
10 years agodrm/vmwgfx: Ditch the vmw_dummy_query_bo_prepare function
Thomas Hellstrom [Thu, 10 Oct 2013 16:52:52 +0000 (09:52 -0700)]
drm/vmwgfx: Ditch the vmw_dummy_query_bo_prepare function

Combine it with vmw_dummy_query_bo_create, and also make sure
we use tryreserve when reserving the bo to avoid any lockdep warnings
We are sure the tryreserve will always succeed since we are
the only users at that point.
In addition, allow the vmw_bo_pin function to pin/unpin system memory.

Signed-off-by: Thomas Hellstrom <thellstrom@vmware.com>
Reviewed-by: Jakob Bornecrantz <jakob@vmware.com>
10 years agodrm/vmwgfx: Persistent tracking of context bindings
Thomas Hellstrom [Tue, 8 Oct 2013 09:32:36 +0000 (02:32 -0700)]
drm/vmwgfx: Persistent tracking of context bindings

Only scrub context bindings when a bound resource is destroyed, or when
the MOB backing the context is unbound.

Signed-off-by: Thomas Hellstrom <thellstrom@vmware.com>
Reviewed-by: Zack Rusin <zackr@vmware.com>
10 years agodrm/vmwgfx: Track context bindings and scrub them upon exiting execbuf
Thomas Hellstrom [Tue, 8 Oct 2013 09:27:17 +0000 (02:27 -0700)]
drm/vmwgfx: Track context bindings and scrub them upon exiting execbuf

The device is no longer capable of scrubbing context bindings of resources
that are bound when destroyed.

Signed-off-by: Thomas Hellstrom <thellstrom@vmware.com>
Reviewed-by: Jakob Bornecrantz <jakob@vmware.com>
10 years agodrm/vmwgfx: Block the BIND_SHADERCONSTS command
Thomas Hellstrom [Tue, 8 Oct 2013 09:25:35 +0000 (02:25 -0700)]
drm/vmwgfx: Block the BIND_SHADERCONSTS command

It's been deprecated.

Signed-off-by: Thomas Hellstrom <thellstrom@vmware.com>
Reviewed-by: Jakob Bornecrantz <jakob@vmware.com>
10 years agodrm/vmwgfx: Add a parameter to get max MOB memory size
Thomas Hellstrom [Wed, 21 Nov 2012 11:34:47 +0000 (12:34 +0100)]
drm/vmwgfx: Add a parameter to get max MOB memory size

Also bump minor to signal a GB-aware kernel module

Signed-off-by: Thomas Hellstrom <thellstrom@vmware.com>
Reviewed-by: Zack Rusin <zackr@vmware.com>
10 years agodrm/vmwgfx: Implement a buffer object synccpu ioctl.
Thomas Hellstrom [Wed, 21 Nov 2012 11:32:19 +0000 (12:32 +0100)]
drm/vmwgfx: Implement a buffer object synccpu ioctl.

This ioctl enables inter-process synchronization of buffer objects,
which is needed for mesa Guest-Backed objects.

Signed-off-by: Thomas Hellstrom <thellstrom@vmware.com>
Reviewed-by: Brian Paul <brianp@vmware.com>
10 years agodrm/vmwgfx: Make sure that the multisampling is off
Zack Rusin [Wed, 21 Nov 2012 11:25:33 +0000 (12:25 +0100)]
drm/vmwgfx: Make sure that the multisampling is off

By default SVGA device creates nonmaskable multisampling surfaces, in
which case multisampleCount of 1 means: the first quality setting
of nonmaskable multisampling surface. Lets change it to make sure
that the backends know that multisampling is really off.

Signed-off-by: Zack Rusin <zackr@vmware.com>
Reviewed-by: Thomas Hellstrom <thellstrom@vmware.com>
Reviewed-by: Brian Paul <brianp@vmware.com>
10 years agodrm/vmwgfx: Extend the command verifier to handle guest-backed on / off
Thomas Hellstrom [Wed, 21 Nov 2012 11:22:35 +0000 (12:22 +0100)]
drm/vmwgfx: Extend the command verifier to handle guest-backed on / off

Make sure we disallow commands if the device doesn't support them.

Signed-off-by: Thomas Hellstrom <thellstrom@vmware.com>
Reviewed-by: Brian Paul <brianp@vmware.com>
Reviewed-by: Zack Rusin <zackr@vmware.com>
10 years agodrm/vmwgfx: Fix up the vmwgfx_drv.h header for new files
Thomas Hellstrom [Wed, 21 Nov 2012 11:20:53 +0000 (12:20 +0100)]
drm/vmwgfx: Fix up the vmwgfx_drv.h header for new files

Signed-off-by: Thomas Hellstrom <thellstrom@vmware.com>
Reviewed-by: Brian Paul <brianp@vmware.com>
Reviewed-by: Zack Rusin <zackr@vmware.com>
10 years agodrm/vmwgfx: Enable 3D for new hardware version
Thomas Hellstrom [Wed, 21 Nov 2012 11:18:31 +0000 (12:18 +0100)]
drm/vmwgfx: Enable 3D for new hardware version

Signed-off-by: Thomas Hellstrom <thellstrom@vmware.com>
Reviewed-by: Brian Paul <brianp@vmware.com>
Reviewed-by: Zack Rusin <zackr@vmware.com>
10 years agodrm/vmwgfx: Add new unused (by user-space) commands to the verifier
Thomas Hellstrom [Wed, 21 Nov 2012 11:14:33 +0000 (12:14 +0100)]
drm/vmwgfx: Add new unused (by user-space) commands to the verifier

Signed-off-by: Thomas Hellstrom <thellstrom@vmware.com>
Reviewed-by: Brian Paul <brianp@vmware.com>
Reviewed-by: Zack Rusin <zackr@vmware.com>
10 years agodrm/vmwgfx: Validate guest-backed shader const commands
Thomas Hellstrom [Wed, 21 Nov 2012 11:12:53 +0000 (12:12 +0100)]
drm/vmwgfx: Validate guest-backed shader const commands

Signed-off-by: Thomas Hellstrom <thellstrom@vmware.com>
Reviewed-by: Brian Paul <brianp@vmware.com>
Reviewed-by: Zack Rusin <zackr@vmware.com>
10 years agodrm/vmwgfx: Add guest-backed shaders
Thomas Hellstrom [Wed, 21 Nov 2012 11:10:26 +0000 (12:10 +0100)]
drm/vmwgfx: Add guest-backed shaders

Signed-off-by: Thomas Hellstrom <thellstrom@vmware.com>
Reviewed-by: Brian Paul <brianp@vmware.com>
Reviewed-by: Zack Rusin <zackr@vmware.com>
10 years agodrm/vmwgfx: Hook up guest-backed surfaces
Thomas Hellstrom [Wed, 21 Nov 2012 10:45:13 +0000 (11:45 +0100)]
drm/vmwgfx: Hook up guest-backed surfaces

Signed-off-by: Thomas Hellstrom <thellstrom@vmware.com>
Reviewed-by: Brian Paul <brianp@vmware.com>
Reviewed-by: Zack Rusin <zackr@vmware.com>
10 years agodrm/vmwgfx: Hook up guest-backed contexts
Thomas Hellstrom [Wed, 21 Nov 2012 10:36:36 +0000 (11:36 +0100)]
drm/vmwgfx: Hook up guest-backed contexts

Contexts are managed by the kernel only, so disable access to GB
context commands from user-space

Signed-off-by: Thomas Hellstrom <thellstrom@vmware.com>
Reviewed-by: Brian Paul <brianp@vmware.com>
Reviewed-by: Zack Ruzin <zackr@vmware.com>
10 years agodrm/vmwgfx: Detach backing store from its resources when it is evicted
Thomas Hellstrom [Wed, 21 Nov 2012 10:29:13 +0000 (11:29 +0100)]
drm/vmwgfx: Detach backing store from its resources when it is evicted

When the backing store buffer is evicted, Issue a readback from the
resources and notify the resources that they are no longer bound to
a valid backing store.

Signed-off-by: Thomas Hellstrom <thellstrom@vmware.com>
Reviewed-by: Brian Paul <brianp@vmware.com>
Reviewed-by: Zack Rusin <zackr@vmware.com>
10 years agodrm/vmwgfx: Hook up guest-backed queries
Thomas Hellstrom [Wed, 21 Nov 2012 10:26:55 +0000 (11:26 +0100)]
drm/vmwgfx: Hook up guest-backed queries

Perform a translation of legacy query commands should they occur
in the command stream.

Signed-off-by: Thomas Hellstrom <thellstrom@vmware.com>
Reviewed-by: Brian Paul <brianp@vmware.com>
Reviewed-by: Zack Rusin <zackr@vmware.com>
10 years agodrm/vmwgfx: Add the possibility to validate a buffer as a MOB
Thomas Hellstrom [Wed, 21 Nov 2012 10:19:53 +0000 (11:19 +0100)]
drm/vmwgfx: Add the possibility to validate a buffer as a MOB

Also do basic consistency checking.

Signed-off-by: Thomas Hellstrom <thellstrom@vmware.com>
Reviewed-by: Brian Paul <brianp@vmware.com>
Reviewed-by: Zack Rusin <zackr@vmware.com>
10 years agodrm/vmwgfx: Read bounding box memory from the appropriate register
Thomas Hellstrom [Wed, 21 Nov 2012 10:09:56 +0000 (11:09 +0100)]
drm/vmwgfx: Read bounding box memory from the appropriate register

Signed-off-by: Thomas Hellstrom <thellstrom@vmware.com>
Reviewed-by: Brian Paul <brianp@vmware.com>
Reviewed-by: Zack Rusin <zackr@vmware.com>
10 years agodrm/vmwgfx: Hook up MOBs to TTM as a separate memory type
Thomas Hellstrom [Wed, 21 Nov 2012 10:06:22 +0000 (11:06 +0100)]
drm/vmwgfx: Hook up MOBs to TTM as a separate memory type

To bind a buffer object as a MOB, just validate it as a MOB
memory type. We are reusing the GMRID manager, although we create a new
instance of it to manage MOB ids and tomake sure we don't exceed
the maximum amount of MOB pages.

Signed-off-by: Thomas Hellstrom <thellstrom@vmware.com>
Reviewed-by: Brian Paul <brianp@vmware.com>
10 years agodrm/vmwgfx: Add MOB management
Thomas Hellstrom [Wed, 21 Nov 2012 09:49:52 +0000 (10:49 +0100)]
drm/vmwgfx: Add MOB management

Implement MOB setup, binding and unbinding, but don't hook up to
TTM yet.

Signed-off-by: Thomas Hellstrom <thellstrom@vmware.com>
Reviewed-by: Brian Paul <brianp@vmware.com>
Reviewed-by: Zack Rusin <zackr@vmware.com>
10 years agodrm/vmwgfx: Adapt capability reporting to new hardware version
Thomas Hellstrom [Wed, 21 Nov 2012 09:37:20 +0000 (10:37 +0100)]
drm/vmwgfx: Adapt capability reporting to new hardware version

Signed-off-by: Thomas Hellstrom <thellstrom@vmware.com>
Reviewed-by: Brian Paul <brianp@vmware.com>
Reviewed-by: Zack Rusin <zackr@vmware.com>
Conflicts:
drivers/gpu/drm/vmwgfx/vmwgfx_ioctl.c

10 years agodrm/vmwgfx: Update the svga register definition
Thomas Hellstrom [Wed, 21 Nov 2012 09:35:08 +0000 (10:35 +0100)]
drm/vmwgfx: Update the svga register definition

Signed-off-by: Thomas Hellstrom <thellstrom@vmware.com>
Reviewed-by: Brian Paul <brianp@vmware.com>
Reviewed-by: Zack Rusin <zackr@vmware.com>
10 years agodrm/vmwgfx: Replace vram_size with prim_bb_mem for calculation of max resolution
Thomas Hellstrom [Wed, 21 Nov 2012 09:32:36 +0000 (10:32 +0100)]
drm/vmwgfx: Replace vram_size with prim_bb_mem for calculation of max resolution

In the future, Scanout buffers need not be backed by VRAM and
the two definitions will differ.

Signed-off-by: Thomas Hellstrom <thellstrom@vmware.com>
Reviewed-by: Brian Paul <brianp@vmware.com>
Reviewed-by: Zack Rusin <zackr@vmware.com>
10 years agodrm/vmwgfx: Update the driver user-space interface for guest-backed objects
Thomas Hellstrom [Wed, 21 Nov 2012 09:23:14 +0000 (10:23 +0100)]
drm/vmwgfx: Update the driver user-space interface for guest-backed objects

Not hooked up yet. This is only the definition.

Signed-off-by: Thomas Hellstrom <thellstrom@vmware.com>
Reviewed-by: Brian Paul <brianp@vmware.com>
Reviewed-by: Zack Rusin <zackr@vmware.com>
Conflicts:
include/uapi/drm/vmwgfx_drm.h

10 years agodrm/vmwgfx: Update the svga3d register header file for new device version
Thomas Hellstrom [Wed, 21 Nov 2012 09:17:00 +0000 (10:17 +0100)]
drm/vmwgfx: Update the svga3d register header file for new device version

Signed-off-by: Thomas Hellstrom <thellstrom@vmware.com>
Reviewed-by: Brian Paul <brianp@vmware.com>
Reviewed-by: Zack Rusin <zackr@vmware.com>
10 years agodrm/vmwgfx: Fix the driver for large dma addresses
Thomas Hellstrom [Wed, 15 Jan 2014 19:19:53 +0000 (20:19 +0100)]
drm/vmwgfx: Fix the driver for large dma addresses

With dma compliance / IOMMU support added to the driver in kernel 3.13,
the dma addresses can exceed 44 bits, which is what we support in
32-bit mode and with GMR1.
So in 32-bit mode and optionally in 64-bit mode, restrict the dma
addresses to 44 bits, and strip the old GMR1 code.

Signed-off-by: Thomas Hellstrom <thellstrom@vmware.com>
Reviewed-by: Jakob Bornecrantz <jakob@vmware.com>
Cc: stable@vger.kernel.org
10 years agoMerge commit origin/master into drm-intel-next
Daniel Vetter [Thu, 16 Jan 2014 21:06:30 +0000 (22:06 +0100)]
Merge commit origin/master into drm-intel-next

Conflicts are getting out of hand, and now we have to shuffle even
more in -next which was also shuffled in -fixes (the call for
drm_mode_config_reset needs to move yet again).

So do a proper backmerge. I wanted to wait with this for the 3.13
relaese, but alas let's just do this now.

Conflicts:
drivers/gpu/drm/i915/i915_reg.h
drivers/gpu/drm/i915/intel_ddi.c
drivers/gpu/drm/i915/intel_display.c
drivers/gpu/drm/i915/intel_pm.c

Besides the conflict around the forcewake get/put (where we chaged the
called function in -fixes and added a new parameter in -next) code all
the current conflicts are of the adjacent lines changed type.

Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
10 years agodrm/mgag200: fix oops in cursor code.
Dave Airlie [Thu, 16 Jan 2014 04:28:22 +0000 (14:28 +1000)]
drm/mgag200: fix oops in cursor code.

In some cases we enter the cursor code with file_priv = NULL causing an oops,
we also can try to unpin something that isn't pinned, and this is a good fix for it.

Cc: stable@vger.kernel.org
Signed-off-by: Dave Airlie <airlied@redhat.com>
10 years agoMerge branch 'drm-fixes' of git://people.freedesktop.org/~airlied/linux
Linus Torvalds [Wed, 15 Jan 2014 08:06:14 +0000 (15:06 +0700)]
Merge branch 'drm-fixes' of git://people.freedesktop.org/~airlied/linux

Pull drm fixes from Dave Airlie:
 "One nouveau regression fix on older cards, i915 black screen fixes,
  and a revert for a strange G33 intel problem"

* 'drm-fixes' of git://people.freedesktop.org/~airlied/linux:
  drm/nouveau: fix null ptr dereferences on some boards
  Revert "drm: copy mode type in drm_mode_connector_list_update()"
  drm/i915/bdw: make sure south port interrupts are enabled properly v2
  drm/i915: Don't grab crtc mutexes in intel_modeset_gem_init()
  drm/i915: fix DDI PLLs HW state readout code

10 years agoMerge branch 'drm-nouveau-next' of git://git.freedesktop.org/git/nouveau/linux-2...
Dave Airlie [Wed, 15 Jan 2014 05:01:11 +0000 (15:01 +1000)]
Merge branch 'drm-nouveau-next' of git://git.freedesktop.org/git/nouveau/linux-2.6 into drm-fixes

Single regression fix for nouveau

* 'drm-nouveau-next' of git://git.freedesktop.org/git/nouveau/linux-2.6:
  drm/nouveau: fix null ptr dereferences on some boards