Commit Graph

2519 Commits

Author SHA1 Message Date
Haneen Mohammed
02c9656b2f drm: Move debug macros out of drmP.h
This patch extract DRM_* debug macros from drmP.h to drm_print.h and
move printing related functions used by these macros from drm_drv.[hc]
to drm_print.[hc].

Signed-off-by: Haneen Mohammed <hamohammed.sa@gmail.com>
Signed-off-by: Sean Paul <seanpaul@chromium.org>
Link: https://patchwork.freedesktop.org/patch/msgid/4020bc7c5ffad2af516919f78bb837c7f366b82b.1508297716.git.hamohammed.sa@gmail.com
2017-10-20 13:14:48 -04:00
Akshu Agrawal
f674bd2814 drm/amdgpu Moving amdgpu asic types to a separate file
Amdgpu asic types will be required for other drivers too.
Hence, its better to keep it in a separate include file.

Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Akshu Agrawal <akshu.agrawal@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2017-10-18 10:56:27 -04:00
Dave Airlie
40d86701a6 drm/plane: drop num_overlay_planes (v3)
In order to implement plane leasing we need to count things,
just make the code consistent with the counting code currently
used for counting crtcs/encoders/connectors and drop the need
for num_overlay_planes.

v2: don't forget to assign plane_ptr. (keithp)
v3: use correct bounds check, found by igt.

Reviewed-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Reviewed-by: Sean Paul <seanpaul@chromium.org>
Signed-off-by: Dave Airlie <airlied@redhat.com>
2017-10-17 11:32:29 +10:00
Dave Airlie
bd21a37d41 Merge remote-tracking branch 'pfdo/drm-next' into drm-next
Pull in drm-next for the object find API changes.

Fix the one place the API crashes.

Signed-off-by: Dave Airlie <airlied@redhat.com>
2017-10-17 10:53:43 +10:00
Dave Airlie
6c94804fde Merge tag 'drm-misc-next-2017-10-16' of git://anongit.freedesktop.org/drm/drm-misc into drm-next
Quick 4.15 misc pull for the build fix:

Cross-subsystem Changes:
- piles an piles of misc/trivial patches all over, some more from
  outreachy applicants

Core Changes:
- build fix for the bridge/of cleanup (Maarten)
- fix vblank count in arm_vblank_event (Ville)
- some kerneldoc typo fixes from Thierry

Driver Changes:
- vc4: Fix T-format tiling scanout, cleanup clock divider w/a (Anholt)
- sun4i: small cleanups and improved code comments all over (Chen-Yu
  Tsai)

* tag 'drm-misc-next-2017-10-16' of git://anongit.freedesktop.org/drm/drm-misc: (21 commits)
  drm/via: use ARRAY_SIZE
  drm/gma500: use ARRAY_SIZE
  drm/sun4i: hdmi: Move PAD_CTRL1 setting to mode_set function
  drm/sun4i: hdmi: Document PAD_CTRL1 output invert bits
  drm/sun4i: backend: Add comment explaining why registers are cleared
  drm/sun4i: backend: Use drm_fb_cma_get_gem_addr() to get display memory
  drm/sun4i: backend: Create regmap after access is possible
  drm/sun4i: don't add components that are already in the queue
  drm/vc4: Fix pitch setup for T-format scanout.
  drm/vc4: Move the DSI clock divider workaround closer to the clock call.
  drm: Replace kzalloc with kcalloc
  drm/tinydrm: Remove explicit .best_encoder assignment
  drm/tinydrm: Replace dev_error with DRM_DEV_ERROR
  drm/drm_of: Move drm_of_panel_bridge_remove_function into header.
  drm/atomic-helper: Fix reference to drm_crtc_send_vblank_event()
  drm/atomic-helper: Fix typo
  drm: Add missing __user annotation to drm_syncobj_array_find()
  drm/rockchip: add PINCTRL dependency for LVDS
  drm/kirin: Checking for IS_ERR() instead of NULL
  driver:gpu: return -ENOMEM on allocation failure.
  ...
2017-10-17 10:10:17 +10:00
Maarten Lankhorst
512721a14a drm/drm_of: Move drm_of_panel_bridge_remove_function into header.
Core drm shouldn't depend on anything in drm-kms-helper, or the drm
module will fail to load.

insmod drm fails with
[ 6087.674390] drm: Unknown symbol drm_panel_bridge_remove (err 0)

which is defined in drm_kms_helper.ko

This call was added by commit c70087e8f1 ("drm/drm_of: add
drm_of_panel_bridge_remove function"), and the fix is defining it in the
drm_of.h header, to break the circular dependency.

Signed-off-by: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/8f95e623-9480-97dc-2414-77086d8aa49d@linux.intel.com
Reviewed-by: Daniel Vetter <daniel.vetter@intel.com> #irc
Fixes: c70087e8f1 ("drm/drm_of: add drm_of_panel_bridge_remove function")
Acked-by: Benjamin Gaignard <benjamin.gaignard@linaro.org>
2017-10-13 16:59:36 +02:00
Dave Airlie
d0f6d40130 Merge tag 'drm-misc-next-2017-10-12' of git://anongit.freedesktop.org/drm/drm-misc into drm-next
More 4.15 drm-misc stuff:

Cross-subsystem Changes:
- bridge cleanup refactor (Benjamin Gaignard)

Core Changes:
- less surprising atomic iterators (Maarten), fixes an oops introduced
  in drm-next
- better gem/fb helper docs (Noralf)
- fix dma-buf rcu races (Christian König)

Driver Changes:
- adv7511: CEC support (Hans Verkuil)
- sun4i update from Chen-Yu to improve hdmi and A31 support
- sii8620: add remote control support (Maceiej Purski)

New drivers:
- SiI9234 bridge driver (Maciej Purski)
- 7" rpi touch panel (Eric Anholt)

Note that this contains a topic pull from regmap, needed by the sun4i
changes. Mark Brown sent that out for pulling into drm-misc.

* tag 'drm-misc-next-2017-10-12' of git://anongit.freedesktop.org/drm/drm-misc: (29 commits)
  drm/dp: WARN about invalid/unknown link rates and bw codes
  drm/msm/mdp5: remove less than 0 comparison for unsigned value
  drm/bridge/sii8620: add remote control support
  drm/sun4i: hdmi: Add support for A31's HDMI controller
  drm/sun4i: hdmi: Add A31 specific DDC register definitions
  drm/sun4i: hdmi: Add support for controller hardware variants
  dt-bindings: display: sun4i: Add binding for A31 HDMI controller
  drm/sun4i: hdmi: Allow using second PLL as TMDS clk parent
  drm/sun4i: hdmi: create a regmap for later use
  drm/sun4i: hdmi: Disable clks in bind function error path and unbind function
  drm/sun4i: tcon: Add support for demuxing TCON output on A31
  drm/sun4i: tcon: Add variant callback for TCON output muxing
  drm/bridge/synopsys: dsi :remove is_panel_bridge
  drm/vc4: remove bridge from driver internal structure
  drm/stm: ltdc: remove bridge from driver internal structure
  drm/drm_of: add drm_of_panel_bridge_remove function
  drm/bridge: make drm_panel_bridge_remove more robust
  dma-fence: fix dma_fence_get_rcu_safe v2
  dma-buf: make reservation_object_copy_fences rcu save
  drm/atomic: Unref duplicated drm_atomic_state in drm_atomic_helper_resume()
  ...
2017-10-13 16:24:59 +10:00
Arnd Bergmann
67680d3c04 drm: vblank: use ktime_t instead of timeval
The drm vblank handling uses 'timeval' to store timestamps in either
monotonic or wall-clock time base. In either case, it reads the current
time as a ktime_t in get_drm_timestamp() and converts it from there.

This is a bit suspicious, as users of 'timeval' often suffer from
the time_t overflow in y2038. I have gone through this code and
found that it is unlikely to cause problems here:

- The user space ABI does not use time_t or timeval, but uses
  'u32' and 'long' as the types. This means at least that rebuilding
  user programs against a new libc with 64-bit time_t does not
  change the ABI.

- As of commit c61eef726a ("drm: add support for monotonic vblank
  timestamps") in linux-3.8, the monotonic timestamp is the default
  and can only get reverted to wall-clock through a module-parameter.

- With the default monotonic timestamps, there is no problem at all.

- The drm_wait_vblank_ioctl() interface is alway safe on 64-bit
  architectures, on 32-bit it might overflow the 'long' timestamps
  in 2038 with wall-clock timestamps.

- The event handling uses 'u32' seconds, which overflow in 2106
  on both 32-bit and 64-bit machines, when wall-clock timestamps
  are used.

- The effect of overflowing either of the two is only temporary
  (during the overflow, and is likely to keep working again
  afterwards. It is likely the same problem as observing a
  'settimeofday()' call, which was the reason for moving to the
  monotonic timestamps in the first place.

Overall, this seems good enough, so my patch removes the use of
'timeval' from the vblank handling altogether and uses ktime_t
consistently, except for the part where we copy the data to user
space structures in the existing format.

Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Reviewed-by: Sean Paul <seanpaul@chromium.org>
Reviewed-by: Keith Packard <keithp@keithp.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
2017-10-13 08:34:46 +10:00
Dave Airlie
c5c7bc71a0 2nd batch of v4.15 features:
- lib/scatterlist updates, use for userptr allocations (Tvrtko)
 - Fixed point wrapper cleanup (Mahesh)
 - Gen9+ transition watermarks, watermark optimization and fixes (Mahesh)
 - Display IPC (Isochronous Priority Control) support (Mahesh)
 - GEM workaround fixes (Oscar)
 - GVT: PCI config sanitize series (Changbin)
 - GVT: Workload submission error handling series (Fred)
 - PSR fixes and refactoring (Rodrigo)
 - HWSP based optimizations (Chris)
 - Private PAT management (Zhi)
 - IRQ handling fixes and refactoring (Ville)
 - Module parameter refactoring and variable name clash fix (Michal)
 - Execlist refactoring, incomplete request unwinding on reset (Chris)
 - GuC scheduling improvements (Michal)
 - OA updates (Lionel)
 - Coffeelake out of alpha support (Rodrigo)
 - seqno fixes (Chris)
 - Execlist refactoring (Mika)
 - DP and DP MST cleanups (Dhinakaran)
 - Cannonlake slice/sublice config (Ben)
 - Numerous fixes all around (Everyone)
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Merge tag 'drm-intel-next-2017-09-29' of git://anongit.freedesktop.org/drm/drm-intel into drm-next

2nd batch of v4.15 features:

- lib/scatterlist updates, use for userptr allocations (Tvrtko)
- Fixed point wrapper cleanup (Mahesh)
- Gen9+ transition watermarks, watermark optimization and fixes (Mahesh)
- Display IPC (Isochronous Priority Control) support (Mahesh)
- GEM workaround fixes (Oscar)
- GVT: PCI config sanitize series (Changbin)
- GVT: Workload submission error handling series (Fred)
- PSR fixes and refactoring (Rodrigo)
- HWSP based optimizations (Chris)
- Private PAT management (Zhi)
- IRQ handling fixes and refactoring (Ville)
- Module parameter refactoring and variable name clash fix (Michal)
- Execlist refactoring, incomplete request unwinding on reset (Chris)
- GuC scheduling improvements (Michal)
- OA updates (Lionel)
- Coffeelake out of alpha support (Rodrigo)
- seqno fixes (Chris)
- Execlist refactoring (Mika)
- DP and DP MST cleanups (Dhinakaran)
- Cannonlake slice/sublice config (Ben)
- Numerous fixes all around (Everyone)

* tag 'drm-intel-next-2017-09-29' of git://anongit.freedesktop.org/drm/drm-intel: (168 commits)
  drm/i915: Update DRIVER_DATE to 20170929
  drm/i915: Use memset64() to prefill the GTT page
  drm/i915: Also discard second CRC on gen8+ platforms.
  drm/i915/psr: Set frames before SU entry for psr2
  drm/dp: Add defines for latency in sink
  drm/i915: Allow optimized platform checks
  drm/i915: Avoid using dev_priv->info.gen directly.
  i915: Use %pS printk format for direct addresses
  drm/i915/execlists: Notify context-out for lost requests
  drm/i915/cnl: Add support slice/subslice/eu configs
  drm/i915: Compact device info access by a small re-ordering
  drm/i915: Add IS_PLATFORM macro
  drm/i915/selftests: Try to recover from a wedged GPU during reset tests
  drm/i915/huc: Reorganize HuC authentication
  drm/i915: Fix default values of some modparams
  drm/i915: Extend I915_PARAMS_FOR_EACH with default member value
  drm/i915: Make I915_PARAMS_FOR_EACH macro more flexible
  drm/i915: Enable scanline read based on frame timestamps
  drm/i915/execlists: Microoptimise execlists_cancel_port_request()
  drm/i915: Don't rmw PIPESTAT enable bits
  ...
2017-10-12 10:20:03 +10:00
Keith Packard
418da17214 drm: Pass struct drm_file * to __drm_mode_object_find [v2]
This will allow __drm_mode_object_file to be extended to perform
access control checks based on the file in use.

v2: Also fix up vboxvideo driver in staging

[airlied: merging early as this is an API change]

Suggested-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Signed-off-by: Keith Packard <keithp@keithp.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
2017-10-12 10:03:04 +10:00
Maciej Purski
e25f1f7c94 drm/bridge/sii8620: add remote control support
MHL specification defines Remote Control Protocol(RCP) to
send input events between MHL devices.
The driver now recognizes RCP messages and reacts to them
by reporting key events to input subsystem, allowing
a user to control a device using TV remote control.

Signed-off-by: Maciej Purski <m.purski@samsung.com>
Acked-by: Sean Young <sean@mess.org>
Acked-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>
Signed-off-by: Andrzej Hajda <a.hajda@samsung.com>
Link: https://patchwork.freedesktop.org/patch/msgid/1503565087-19730-1-git-send-email-m.purski@samsung.com
2017-10-11 13:14:25 +02:00
benjamin.gaignard@linaro.org
c70087e8f1 drm/drm_of: add drm_of_panel_bridge_remove function
This function is the pendant of drm_of_find_panel_or_bridge()
to remove a previously allocated panel_bridge.
Given a specific port and endpoint it remove the panel bridge.
Since drm_panel_bridge_remove() will check that bridge parameter
is not NULL and is a real drm_panel_bridge and no a simple bridge
it is safe to call it directly.

Signed-off-by: Benjamin Gaignard <benjamin.gaignard@linaro.org>
Reviewed-by: Philippe Cornu <philippe.cornu@st.com>
Tested-by: Philippe Cornu <philippe.cornu@st.com>
Link: https://patchwork.freedesktop.org/patch/msgid/1506936888-23844-3-git-send-email-benjamin.gaignard@linaro.org
2017-10-10 11:32:43 +02:00
Dave Airlie
b9e56e41e0 Merge branch 'drm-next-4.15-dc' of git://people.freedesktop.org/~agd5f/linux into drm-next
Initial pull request for DC support.  We've completed a substantial amount of
the cleanup and restructuring in our TODO.  There are a few additional
cleanups that we are continuing to work on, but I don't think there are any
showstoppers remaining. We've tried to maintain most of the history for bisect
purposes.  Harry made sure all the commits build.  We've enabled DC for vega10
and Raven.  Pre-vega10 parts can be enabled via module parameter (amdgpu.dc=1),
but are not enabled by default at this point until we get further testing
upstream.

This code provides atomic modesetting support for DCE8 (CIK), DCE10 (Tonga,
Fiji), DCE11 (CZ, ST, Polaris), DCE12 (vega10), and DCN1 (RV) including
HDMI and DP audio, DP MST, and many other advanced display features.

+

Latest cleanups for DC from you and Harry.  Note that there is some
flickering on some older asics with this branch due to a regression in powerplay
that has already been fixed and will be included in my next non-DC pull request
next week.

* 'drm-next-4.15-dc' of git://people.freedesktop.org/~agd5f/linux: (897 commits)
  amdgpu/dc: use kref for dc_state.
  amdgpu/dc: convert dc_sink to kref.
  amdgpu/dc: convert dc_stream_state to kref.
  amdgpu/dc: use kref for dc_plane_state.
  amdgpu/dc: convert dc_gamma to kref reference counting.
  amdgpu/dc: convert dc_transfer to use a kref.
  amdgpu/dc: kill a bunch of dead code.
  amdgpu/dc: set a bunch of functions to static.
  amdgpu/dc: kill some deadcode in dc core.
  amdgpu/dc: fix indentation on a couple of returns.
  amdgpu/dm: don't use after free.
  amdgpu/dc: kfree already checks for NULL.
  amdgpu/dc: fix a bunch of misc whitespace.
  amdgpu/dc: drop hw_sequencer_types.h
  amdgpu/dc: drop dce110_types.h
  amdgpu/dc: use kernel ilog2 for log_2.
  amdgpu/dc: don't memset after kzalloc.
  amdgpu/dc: inline dal grph object id functions.
  amdgpu/dc: inline dml_round_to_multiple
  amdgpu/dc: rename bios get_image symbol to something more searchable.
  ...
2017-10-09 11:21:15 +10:00
Dave Airlie
bb7a9c8d71 Merge branch 'drm-next-4.15' of git://people.freedesktop.org/~agd5f/linux into drm-next
More new stuff for 4.15. Highlights:
- Add clock query interface for raven
- Add new FENCE_TO_HANDLE ioctl
- UVD video encode ring support on polaris
- transparent huge page DMA support
- deadlock fixes
- compute pipe lru tweaks
- powerplay cleanups and regression fixes
- fix duplicate symbol issue with radeon and amdgpu
- misc bug fixes

* 'drm-next-4.15' of git://people.freedesktop.org/~agd5f/linux: (72 commits)
  drm/radeon/dp: make radeon_dp_get_dp_link_config static
  drm/radeon: move ci_send_msg_to_smc to where it's used
  drm/amd/sched: fix deadlock caused by unsignaled fences of deleted jobs
  drm/amd/sched: NULL out the s_fence field after run_job
  drm/amd/sched: move adding finish callback to amd_sched_job_begin
  drm/amd/sched: fix an outdated comment
  drm/amd/sched: rename amd_sched_entity_pop_job
  drm/amdgpu: minor coding style fix
  drm/ttm: add transparent huge page support for DMA allocations v2
  drm/ttm: add support for different pool sizes
  drm/ttm: remove unsued options from ttm_mem_global_alloc_page
  drm/amdgpu: add uvd enc irq
  drm/amdgpu: add uvd enc ib test
  drm/amdgpu: add uvd enc ring test
  drm/amdgpu: add uvd enc vm functions (v2)
  drm/amdgpu: add uvd enc into run queue
  drm/amdgpu: add uvd enc rings
  drm/amdgpu: add new uvd enc ring methods
  drm/amdgpu: add uvd enc command in header
  drm/amdgpu: add uvd enc registers in header
  ...
2017-10-09 11:00:16 +10:00
Christian König
d188bfa553 drm/ttm: add support for different pool sizes
Correctly handle different page sizes in the memory accounting.

Signed-off-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Felix Kuehling <Felix.Kuehling@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2017-10-06 17:44:16 -04:00
Christian König
f9ebec52b5 drm/ttm: remove unsued options from ttm_mem_global_alloc_page
Nobody is actually using that, remove it.

Signed-off-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Felix Kuehling <Felix.Kuehling@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2017-10-06 17:44:14 -04:00
Marek Olšák
684fd0af47 drm/syncobj: add a new helper drm_syncobj_get_fd
Reviewed-by: Dave Airlie <airlied@redhat.com>
Signed-off-by: Marek Olšák <marek.olsak@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2017-10-06 16:47:53 -04:00
Marek Olšák
1321fd2c01 drm/syncobj: extract two helpers from drm_syncobj_create
For amdgpu.

drm_syncobj_create is renamed to drm_syncobj_create_as_handle, and new
helpers drm_syncobj_create and drm_syncobj_get_handle are added.

Reviewed-by: Dave Airlie <airlied@redhat.com>
Signed-off-by: Marek Olšák <marek.olsak@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2017-10-06 16:47:51 -04:00
Maarten Lankhorst
331494eb51 drm/atomic: Make atomic iterators less surprising
Commit 669c9215af ("drm/atomic: Make async plane update checks work as
intended, v2.") assumed incorrectly that if only 1 plane is matched in
the loop, the variables will be set to that plane. In reality we reset
them to NULL every time a new plane was iterated. This behavior is
surprising, so fix this by making the for loops only assign the
variables on a match.

When we have not added all the planes/crtc/connector to the state, and
there's a few NULL ones after the last one we iterated, te assumption
is broken that the pointers will hold the values from the last loop
iteration, which holds true for all other for_each macros we're using.
Except of course the iterator pointer itself, but that one really is
entirely internal.

Cc: Dmitry Osipenko <digetx@gmail.com>
Fixes: 669c9215af ("drm/atomic: Make async plane update checks work as intended, v2.")
Signed-off-by: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20170927083532.5756-2-maarten.lankhorst@linux.intel.com
Reviewed-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Tested-by: Dmitry Osipenko <digetx@gmail.com>
2017-10-06 11:06:11 +02:00
Maarten Lankhorst
f0d2e86c1b drm/atomic: Remove unneeded null check for private objects
It can be seen in drm_atomic_get_private_obj_state() that
ptr will never be NULL, so skip the check for that case.

Signed-off-by: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20170927083532.5756-1-maarten.lankhorst@linux.intel.com
Reviewed-by: Daniel Vetter <daniel.vetter@ffwll.ch>
2017-10-06 11:05:50 +02:00
Daniel Vetter
0d3c24e936 Merge airlied/drm-next into drm-misc-next
Just catching up with upstream.

Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
2017-10-03 11:09:16 +02:00
Noralf Trønnes
c0f095f766 drm/fb-cma-helper: Remove unused functions
The cma drivers use the drm_gem_framebuffer_helper functions now,
so remove drm_fb_cma_destroy, drm_fb_cma_create_handle,
drm_fb_cma_create_with_funcs, drm_fb_cma_create and
drm_fb_cma_prepare_fb.

Signed-off-by: Noralf Trønnes <noralf@tronnes.org>
Reviewed-by: Eric Anholt <eric@anholt.net>
Reviewed-by: Linus Walleij <linus.walleij@linaro.org>
Link: https://patchwork.freedesktop.org/patch/msgid/1506255985-61113-11-git-send-email-noralf@tronnes.org
2017-10-01 17:05:39 +02:00
vathsala nagaraju
ae59e633b5 drm/dp: Add defines for latency in sink
Add defines for dpcd register 2009 (synchronization latency
in sink).

v2:
 - add spec version (Daniel)
 - use register name as is in spec,only drop excess
   from end (jani)
 - add the full register contents (jani)
[Rodrigo fixed spec version when merging]

Cc: Rodrigo Vivi <rodrigo.vivi@intel.com>
CC: Puthikorn Voravootivat <puthik@chromium.org>
Reviewed-by: Rodrigo Vivi <rodrigo.vivi@intel.com>
Signed-off-by: Vathsala Nagaraju <vathsala.nagaraju@intel.com>
Signed-off-by: Rodrigo Vivi <rodrigo.vivi@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/1506419953-32605-1-git-send-email-vathsala.nagaraju@intel.com
Signed-off-by: Rodrigo Vivi <rodrigo.vivi@intel.com>
2017-09-28 09:39:35 -07:00
Jani Nikula
32f35b8634 Merge drm-upstream/drm-next into drm-intel-next-queued
Need MST sideband message transaction to power up/down nodes.

Signed-off-by: Jani Nikula <jani.nikula@intel.com>
2017-09-28 15:56:49 +03:00
Dave Airlie
754270c7c5 Merge branch 'drm-next-4.15' of git://people.freedesktop.org/~agd5f/linux into drm-next
First feature pull for 4.15.  Highlights:
- Per VM BO support
- Lots of powerplay cleanups
- Powerplay support for CI
- pasid mgr for kfd
- interrupt infrastructure for recoverable page faults
- SR-IOV fixes
- initial GPU reset for vega10
- prime mmap support
- ttm page table debugging improvements
- lots of bug fixes

* 'drm-next-4.15' of git://people.freedesktop.org/~agd5f/linux: (232 commits)
  drm/amdgpu: clarify license in amdgpu_trace_points.c
  drm/amdgpu: Add gem_prime_mmap support
  drm/amd/powerplay: delete dead code in smumgr
  drm/amd/powerplay: delete SMUM_FIELD_MASK
  drm/amd/powerplay: delete SMUM_WAIT_INDIRECT_FIELD
  drm/amd/powerplay: delete SMUM_READ_FIELD
  drm/amd/powerplay: delete SMUM_SET_FIELD
  drm/amd/powerplay: delete SMUM_READ_VFPF_INDIRECT_FIELD
  drm/amd/powerplay: delete SMUM_WRITE_VFPF_INDIRECT_FIELD
  drm/amd/powerplay: delete SMUM_WRITE_FIELD
  drm/amd/powerplay: delete SMU_WRITE_INDIRECT_FIELD
  drm/amd/powerplay: move macros to hwmgr.h
  drm/amd/powerplay: move PHM_WAIT_VFPF_INDIRECT_FIELD to hwmgr.h
  drm/amd/powerplay: move SMUM_WAIT_VFPF_INDIRECT_FIELD_UNEQUAL to hwmgr.h
  drm/amd/powerplay: move SMUM_WAIT_INDIRECT_FIELD_UNEQUAL to hwmgr.h
  drm/amd/powerplay: add new helper functions in hwmgr.h
  drm/amd/powerplay: use SMU_IND_INDEX/DATA_11 pair
  drm/amd/powerplay: refine powerplay code.
  drm/amd/powerplay: delete dead code in hwmgr.h
  drm/amd/powerplay: refine interface in struct pp_smumgr_func
  ...
2017-09-28 08:37:02 +10:00
Dave Airlie
9afafdbfbf Merge tag 'drm-intel-next-2017-09-07' of git://anongit.freedesktop.org/git/drm-intel into drm-next
Getting started with v4.15 features:

- Cannonlake workarounds (Rodrigo, Oscar)
- Infoframe refactoring and fixes to enable infoframes for DP (Ville)
- VBT definition updates (Jani)
- Sparse warning fixes (Ville, Chris)
- Crtc state usage fixes and cleanups (Ville)
- DP vswing, pre-emph and buffer translation refactoring and fixes (Rodrigo)
- Prevent IPS from interfering with CRC capture (Ville, Marta)
- Enable Mesa to advertise ARB_timer_query (Nanley)
- Refactor GT number into intel_device_info (Lionel)
- Avoid eDP DP AUX CH timeouts harder (Manasi)
- CDCLK check improvements (Ville)
- Restore GPU clock boost on missed pageflip vblanks (Chris)
- Fence register reservation API for vGPU (Changbin)
- First batch of CCS fixes (Ville)
- Finally, numerous GEM fixes, cleanups and improvements (Chris)

* tag 'drm-intel-next-2017-09-07' of git://anongit.freedesktop.org/git/drm-intel: (100 commits)
  drm/i915: Update DRIVER_DATE to 20170907
  drm/i915/cnl: WaThrottleEUPerfToAvoidTDBackPressure:cnl(pre-prod)
  drm/i915: Lift has-pinned-pages assert to caller of ____i915_gem_object_get_pages
  drm/i915: Display WA #1133 WaFbcSkipSegments:cnl, glk
  drm/i915/cnl: Allow the reg_read ioctl to read the RCS TIMESTAMP register
  drm/i915: Move device_info.has_snoop into the static tables
  drm/i915: Disable MI_STORE_DATA_IMM for i915g/i915gm
  drm/i915: Re-enable GTT following a device reset
  drm/i915/cnp: Wa 1181: Fix Backlight issue
  drm/i915: Annotate user relocs with __user
  drm/i915: Constify load detect mode
  drm/i915/perf: Remove __user from u64 in drm_i915_perf_oa_config
  drm/i915: Silence sparse by using gfp_t
  drm/i915: io unmap functions want __iomem
  drm/i915: Add __rcu to radix tree slot pointer
  drm/i915: Wake up the device for the fbdev setup
  drm/i915: Add interface to reserve fence registers for vGPU
  drm/i915: Use correct path to trace include
  drm/i915: Fix the missing PPAT cache attributes on CNL
  drm/i915: Fix enum pipe vs. enum transcoder for the PCH transcoder
  ...
2017-09-28 07:12:44 +10:00
Dave Airlie
29baa82aa5 Merge tag 'drm-misc-next-2017-09-20' of git://anongit.freedesktop.org/git/drm-misc into drm-next
UAPI Changes:

Cross-subsystem Changes:

Core Changes:
- DP SDP defines (Ville)
- polish for scdc helpers (Thierry Reding)
- fix lifetimes for connector/plane state across crtc changes (Maarten
  Lankhorst).
- sparse fixes (Ville+Thierry)
- make legacy kms ioctls all interruptible (Maarten)
- push edid override into the edid helpers (out of probe helpers)
  (Jani)
- DP ESI defines for link status (DK)

Driver Changes:
- drm-panel is now in drm-misc!
- minor panel-simple cleanups/refactoring by various folks
- drm_bridge_add cleanup (Inki Dae)
- constify a few i2c_device_id structs (Arvind Yadav)
- More patches from Noralf's fb/gem helper cleanup
- bridge/synopsis: reset fix (Philippe Cornu)
- fix tracepoint include handling in drivers (Thierry)
- rockchip: lvds support (Sandy Huang)
- move sun4i into drm-misc fold (Maxime Ripard)
- sun4i: refactor driver load + support TCON backend/layer muxing
  (Chen-Yu Tsai)
- pl111: support more pl11x variants (Linus Walleij)
- bridge/adv7511: robustify probing/edid handling (Lars-Petersen
  Clausen)

New hw support:
- S6E63J0X03 panel (Hoegeun Kwon)
- OTM8009A panel (Philippe CORNU)
- Seiko 43WVF1G panel (Marco Franchi)
- tve200 driver (Linus Walleij)

Plus assorted of tiny patches all over, including our first outreachy
patches from applicants for the winter round!

* tag 'drm-misc-next-2017-09-20' of git://anongit.freedesktop.org/git/drm-misc: (101 commits)
  drm: add backwards compatibility support for drm_kms_helper.edid_firmware
  drm: handle override and firmware EDID at drm_do_get_edid() level
  drm/dp: DPCD register defines for link status within ESI field
  drm/rockchip: Replace dev_* with DRM_DEV_*
  drm/tinydrm: Drop driver registered message
  drm/gem-fb-helper: Use debug message on gem lookup failure
  drm/imx: Use drm_gem_fb_create() and drm_gem_fb_prepare_fb()
  drm/bridge: adv7511: Constify HDMI CODEC platform data
  drm/bridge: adv7511: Enable connector polling when no interrupt is specified
  drm/bridge: adv7511: Remove private copy of the EDID
  drm/bridge: adv7511: Properly update EDID when no EDID was found
  drm/crtc: Convert setcrtc ioctl locking to interruptible.
  drm/atomic: Convert pageflip ioctl locking to interruptible.
  drm/legacy: Convert setplane ioctl locking to interruptible.
  drm/legacy: Convert cursor ioctl locking to interruptible.
  drm/atomic: Convert atomic ioctl locking to interruptible.
  drm/atomic: Prepare drm_modeset_lock infrastructure for interruptible waiting, v2.
  drm/tve200: Clean up panel bridging
  drm/doc: Update todo.rst
  drm/dp/mst: Sideband message transaction to power up/down nodes
  ...
2017-09-28 05:46:15 +10:00
Dave Airlie
ac58fff155 drm/dp-helper: add missing defines needed by AMD display core.
These are all the ones required by the AMD display core.

Signed-off-by: Dave Airlie <airlied@redhat.com>
Reviewed-by: Harry Wentland <harry.wentland@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2017-09-26 17:05:12 -04:00
Aishwarya Pant
9a96f55034 drm: introduce drm_dev_{get/put} functions
Reference counting functions in the kernel typically use get/put suffixes. For
maintaining coding style consistency, introduce drm_dev_{get/put} functions. All
callers of drm_dev_ref() API have been converted in this patch and hence it has
been dropped while the drm_dev_unref() API with non-trivial number of users
remains for compatibility.

The semantic patch scripts/coccinelle/api/drm-get-put.cocci has been updated
with the new helper for conversion of drm_dev_unref() to drm_dev_put()

Signed-off-by: Aishwarya Pant <aishpant@gmail.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Link: https://patchwork.freedesktop.org/patch/msgid/6babda56134035a98220d5d37a4fd4048df214ce.1506413698.git.aishpant@gmail.com
2017-09-26 13:12:15 +02:00
Anuj Phogat
41693fd523 drm/i915/kbl: Change a KBL pci id to GT2 from GT1.5
See Mesa commit 9c588ff

Cc: Matt Turner <mattst88@gmail.com>
Cc: Rodrigo Vivi <rodrigo.vivi@intel.com>
Signed-off-by: Anuj Phogat <anuj.phogat@gmail.com>
Reviewed-by: Rodrigo Vivi <rodrigo.vivi@intel.com>
Signed-off-by: Rodrigo Vivi <rodrigo.vivi@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20170920203126.1323-1-anuj.phogat@gmail.com
2017-09-21 06:22:29 -07:00
Jani Nikula
ac6c35a4d8 drm: add backwards compatibility support for drm_kms_helper.edid_firmware
Add drm_kms_helper.edid_firmware module parameter with param ops hooks
to set drm.edid_firmware instead, for backwards compatibility.

Suggested-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Cc: Abdiel Janulgue <abdiel.janulgue@linux.intel.com>
Cc: Daniel Vetter <daniel.vetter@ffwll.ch>
Cc: Ville Syrjälä <ville.syrjala@linux.intel.com>
Reviewed-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Acked-by: Dave Airlie <airlied@gmail.com>
Signed-off-by: Jani Nikula <jani.nikula@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20170918182003.22238-2-jani.nikula@intel.com
2017-09-19 18:11:45 +03:00
Dhinakaran Pandiyan
c673fe7f0c drm/dp: DPCD register defines for link status within ESI field
Link status is available in the ESI field on devices with DPCD r1.2 or
higher. DP spec also says "An MST upstream device shall use this field
instead of the Link/Sink Device Status field registers, starting from DPCD
Address 00200h."

v2: Prefixed DP_ (Jani)
    Rewrote commment to stay within 80 cols.
Cc: Jani Nikula <jani.nikula@intel.com>
Reviewed-by: Jani Nikula <jani.nikula@intel.com>
Signed-off-by: Dhinakaran Pandiyan <dhinakaran.pandiyan@intel.com>
Signed-off-by: Jani Nikula <jani.nikula@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20170914062127.12047-1-dhinakaran.pandiyan@intel.com
2017-09-18 10:46:38 +03:00
Noralf Trønnes
a5ea8a6803 drm/gem-fb-helper: Use debug message on gem lookup failure
GEM lookup failure can easily be triggered by userspace so make
it a debug message, not an error message.

Also remove unnecessary inner parentheses and fix alphabetical
struct declaration order.

Cc: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Signed-off-by: Noralf Trønnes <noralf@tronnes.org>
Reviewed-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Link: https://patchwork.freedesktop.org/patch/msgid/1505147865-18194-2-git-send-email-noralf@tronnes.org
2017-09-16 14:06:53 +02:00
Maarten Lankhorst
6f8bcc744a drm/atomic: Prepare drm_modeset_lock infrastructure for interruptible waiting, v2.
When we want to make drm_atomic_commit interruptible, there are a lot of
places that call the lock function, which we don't have control over.

Rather than trying to convert every single one, it's easier to toggle
interruptible waiting per acquire_ctx. If drm_modeset_acquire_init is
called with DRM_MODESET_ACQUIRE_INTERRUPTIBLE, then we will perform
interruptible waits in drm_modeset_lock and drm_modeset_backoff.

Changes since v1:
- Fix locking example in drm_modeset_lock.c to be compatible
  with interruptible waiting (xexaxo) and make it default.
  Uninterruptible waiting shouldn't happen except in corner cases,
  but the example will still apply if the flag is removed.
- Add drm_modeset_lock_single_interruptible() to documentation.
- Fix dead link to removed drm_modeset_lock_interruptible() in
  drm_modeset_lock().

Signed-off-by: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>
Reviewed-by: Daniel Vetter <daniel.vetter@ffwll.ch> #v1
Cc: Emil Velikov <emil.l.velikov@gmail.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20170912133749.6532-2-maarten.lankhorst@linux.intel.com
Reviewed-by: Emil Velikov <emil.l.velikov@gmail.com>
2017-09-13 09:50:52 +02:00
Dhinakaran Pandiyan
0bb9c2b27f drm/dp/mst: Sideband message transaction to power up/down nodes
The POWER_DOWN_PHY and POWER_UP_PHY sideband message transactions allow
the source to reqest any node in a mst path or a whole path to be
powered down or up. This allows drivers to target a specific sink in the
MST topology, an improvement over just power managing the imediate
downstream device. Secondly, since the request-reply protocol waits for an
ACK, we can be sure that a downstream sink has enough time to respond to a
power up/down request.

v2: Fix memory leak (Lyude)
Cc: Lyude <lyude@redhat.com>
Cc: Ville Syrjälä <ville.syrjala@linux.intel.com>
Cc: Harry Wentland <harry.wentland@amd.com>
Signed-off-by: Dhinakaran Pandiyan <dhinakaran.pandiyan@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20170907001458.9399-1-dhinakaran.pandiyan@intel.com
Reviewed-by: Lyude Paul <lyude@redhat.com>
Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
2017-09-11 16:03:57 +03:00
Davidlohr Bueso
f808c13fd3 lib/interval_tree: fast overlap detection
Allow interval trees to quickly check for overlaps to avoid unnecesary
tree lookups in interval_tree_iter_first().

As of this patch, all interval tree flavors will require using a
'rb_root_cached' such that we can have the leftmost node easily
available.  While most users will make use of this feature, those with
special functions (in addition to the generic insert, delete, search
calls) will avoid using the cached option as they can do funky things
with insertions -- for example, vma_interval_tree_insert_after().

[jglisse@redhat.com: fix deadlock from typo vm_lock_anon_vma()]
  Link: http://lkml.kernel.org/r/20170808225719.20723-1-jglisse@redhat.com
Link: http://lkml.kernel.org/r/20170719014603.19029-12-dave@stgolabs.net
Signed-off-by: Davidlohr Bueso <dbueso@suse.de>
Signed-off-by: Jérôme Glisse <jglisse@redhat.com>
Acked-by: Christian König <christian.koenig@amd.com>
Acked-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Acked-by: Doug Ledford <dledford@redhat.com>
Acked-by: Michael S. Tsirkin <mst@redhat.com>
Cc: David Airlie <airlied@linux.ie>
Cc: Jason Wang <jasowang@redhat.com>
Cc: Christian Benvenuti <benve@cisco.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2017-09-08 18:26:49 -07:00
Maarten Lankhorst
77ac3b00b1 drm/atomic: Remove deprecated accessor macros
Now that the last users have been converted, we can finally get rid of
for_each_obj_in_state, we have better macros to replace them with.

Signed-off-by: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>
Cc: Daniel Vetter <daniel.vetter@intel.com>
Cc: Jani Nikula <jani.nikula@linux.intel.com>
Cc: Sean Paul <seanpaul@chromium.org>
Cc: David Airlie <airlied@linux.ie>
Link: https://patchwork.freedesktop.org/patch/msgid/20170719143920.25685-8-maarten.lankhorst@linux.intel.com
Reviewed-by: Daniel Vetter <daniel.vetter@ffwll.ch>
2017-09-08 10:39:37 +02:00
Maarten Lankhorst
669c9215af drm/atomic: Make async plane update checks work as intended, v2.
By always keeping track of the last commit in plane_state, we know
whether there is an active update on the plane or not. With that
information we can reject the fast update, and force the slowpath
to be used as was originally intended.

We cannot use plane_state->crtc->state here, because this only mentions
the most recent commit for the crtc, but not the planes that were part
of it. We specifically care about what the last commit involving this
plane is, which can only be tracked with a pointer in the plane state.

Changes since v1:
- Clean up the whole function here, instead of partially earlier.
- Add mention in the commit message why we need commit in plane_state.
- Swap plane->state in intel_legacy_cursor_update, instead of
  reassigning all variables. With this commit We know that the cursor
  is not part of any active commits so this hack can be removed.

Cc: Gustavo Padovan <gustavo.padovan@collabora.com>
Signed-off-by: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>
Reviewed-by: Gustavo Padovan <gustavo.padovan@collabora.com>
Reviewed-by: Daniel Vetter <daniel.vetter@ffwll.ch> #v1
Link: https://patchwork.freedesktop.org/patch/msgid/20170904104838.23822-7-maarten.lankhorst@linux.intel.com
[mlankhorst: Amend commit for merge conflicts with drm-intel]
2017-09-08 10:39:37 +02:00
Maarten Lankhorst
21a01abbe3 drm/atomic: Fix freeing connector/plane state too early by tracking commits, v3.
Currently we neatly track the crtc state, but forget to look at
plane/connector state.

When doing a nonblocking modeset, immediately followed by a setprop
before the modeset completes, the setprop will see the modesets new
state as the old state and free it.

This has to be solved by waiting for hw_done on the connector, even
if it's not assigned to a crtc. When a connector is unbound we take
the last crtc commit, and when it stays unbound we create a new
fake crtc commit for that gets signaled on hw_done for all the
planes/connectors.

We wait for it the same way as we do for crtc's, which will make
sure we never run into a use-after-free situation.

Changes since v1:
- Only create a single disable commit. (danvet)
- Fix leak in intel_legacy_cursor_update.
Changes since v2:
- Make reference counting in drm_atomic_helper_setup_commit
  more obvious. (pinchartl)
- Call cleanup_done for fake commit. (danvet)
- Add comments to drm_atomic_helper_setup_commit. (danvet, pinchartl)
- Add comment to drm_atomic_helper_swap_state. (pinchartl)

Signed-off-by: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>
Testcase: kms_atomic_transition.plane-use-after-nonblocking-unbind*
Cc: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20170904104838.23822-6-maarten.lankhorst@linux.intel.com
Reviewed-by: Daniel Vetter <daniel.vetter@ffwll.ch>
2017-09-08 10:39:37 +02:00
Maarten Lankhorst
163bcc2c74 drm/atomic: Move drm_crtc_commit to drm_crtc_state, v4.
Most code only cares about the current commit or previous commit.
Fortuantely we already have a place to track those. Move it to
drm_crtc_state where it belongs. :)

The per-crtc commit_list is kept for places where we have to look
deeper than the current or previous commit for checking whether to stall
on unpin. This is used in drm_atomic_helper_setup_commit and
intel_has_pending_fb_unpin.

Changes since v1:
- Update kerneldoc for drm_crtc.commit_list. (danvet)
Changes since v2:
- Remove drm_atomic_helper_async_check hunk. (pinchartl)
Changes since v3:
- Fix use-after-free in drm_atomic_helper_commit_cleanup_done().

Signed-off-by: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>
Reviewed-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Link: https://patchwork.freedesktop.org/patch/msgid/20170904150456.31049-1-maarten.lankhorst@linux.intel.com
[mlankhorst: preceeding -> preceding (checkpatch)]
2017-09-08 10:39:37 +02:00
Maarten Lankhorst
f46640b931 drm/atomic: Return commit in drm_crtc_commit_get for better annotation
This will allow code to do x->commit = drm_crtc_commit_get(commit),
making it clearer where references are used.

Signed-off-by: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20170904104838.23822-5-maarten.lankhorst@linux.intel.com
Reviewed-by: Daniel Vetter <daniel.vetter@ffwll.ch>
2017-09-08 10:39:37 +02:00
Jani Nikula
d149d6ae17 Merge drm-upstream/drm-next into drm-intel-next-queued
Catch up with upstream while it's easy.

Signed-off-by: Jani Nikula <jani.nikula@intel.com>
2017-09-04 21:40:34 +03:00
Thierry Reding
46ad42a375 drm/atomic: Fix typo in kerneldoc
The for_each_crtc_in_state() is used to iterate over CRTCs rather than
connectors.

Reviewed-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Signed-off-by: Thierry Reding <treding@nvidia.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20170901144042.6023-2-thierry.reding@gmail.com
2017-09-01 19:51:42 +02:00
Thierry Reding
2093ea2e09 drm/vtables: Fix typo
The callback is named .atomic_check, not .atomc_check.

Reviewed-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Signed-off-by: Thierry Reding <treding@nvidia.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20170901144042.6023-1-thierry.reding@gmail.com
2017-09-01 19:50:24 +02:00
Lionel Landwerlin
0890540e21 drm/i915: add GT number to intel_device_info
Up to Coffeelake we could deduce this GT number from the device ID.
This doesn't seem to be the case anymore. This change reorders pciids
per GT and adds a gt field to intel_device_info. We set this field on
the following platforms :

   - SNB/IVB/HSW/BDW/SKL/KBL/CFL/CNL

Before & After :

$ modinfo drivers/gpu/drm/i915/i915.ko | grep ^alias | wc -l
209

v2: Add SNB & IVB (Chris)

v3: Fix compilation error in early-quirks (Lionel)

v4: Fix inconsistency between FEATURE/PLATFORM macros (Ville)

Signed-off-by: Lionel Landwerlin <lionel.g.landwerlin@intel.com>
Reviewed-by: Chris Wilson <chris@chris-wilson.co.uk>
Link: https://patchwork.freedesktop.org/patch/msgid/20170830161208.29221-2-lionel.g.landwerlin@intel.com
2017-09-01 14:21:18 +01:00
Tom St Denis
96bec19835 drm/ttm: Remove needless 'extern' on functions in header.
Minor tidy up.

Signed-off-by: Tom St Denis <tom.stdenis@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2017-08-29 15:27:54 -04:00
Tom St Denis
a4dec819c8 drm/ttm: Add helper functions to populate/map in one call (v2)
These functions replace a section of common code found
in radeon/amdgpu drivers (and possibly others) as part
of the ttm_tt_*populate() callbacks.

v2: squash in fix for sw iommu from Tom

Signed-off-by: Tom St Denis <tom.stdenis@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2017-08-29 15:27:52 -04:00
Tom St Denis
a92e145059 drm/ttm: Add DMA map/unmap tracepoint (v3)
Also exports two functions that vendor drivers can call
to trace DMA mappings.  This is meant to help translate
IOMMU mappings of bus addresses back to physical pages.

Used by the umr amdgpu debugger for instance.

Signed-off-by: Tom St Denis <tom.stdenis@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

(v2): Use dev_name() to get PCI path instead.
(v3): Use correct types for dma/phys addresses
2017-08-29 15:27:50 -04:00
Jason Ekstrand
9c19fb10a5 drm/syncobj: Add a callback mechanism for replace_fence (v3)
It is useful in certain circumstances to know when the fence is replaced
in a syncobj.  Specifically, it may be useful to know when the fence
goes from NULL to something valid.  This does make syncobj_replace_fence
a little more expensive because it has to take a lock but, in the common
case where there is no callback list, it spends a very short amount of
time inside the lock.

v2:
 - Don't lock in drm_syncobj_fence_get.  We only really need to lock
   around fence_replace to make the callback work.
v3:
 - Fix the cb_list comment to make kbuild happy

Signed-off-by: Jason Ekstrand <jason@jlekstrand.net>
Signed-off-by: Dave Airlie <airlied@redhat.com>
2017-08-29 06:26:42 +10:00
Jason Ekstrand
309a5482fa drm/syncobj: Add a race-free drm_syncobj_fence_get helper (v2)
The atomic exchange operation in drm_syncobj_replace_fence is sufficient
for the case where it races with itself.  However, if you have a race
between a replace_fence and dma_fence_get(syncobj->fence), you may end
up with the entire replace_fence happening between the point in time
where the one thread gets the syncobj->fence pointer and when it calls
dma_fence_get() on it.  If this happens, then the reference may be
dropped before we get a chance to get a new one.  The new helper uses
dma_fence_get_rcu_safe to get rid of the race.

This is also needed because it allows us to do a bit more than just get
a reference in drm_syncobj_fence_get should we wish to do so.

v2:
 - RCU isn't that scary
 - Call rcu_read_lock/unlock
 - Don't rename fence to _fence
 - Make the helper static inline

Signed-off-by: Jason Ekstrand <jason@jlekstrand.net>
Acked-by: Christian König <christian.koenig@amd.com> (v1)
Signed-off-by: Dave Airlie <airlied@redhat.com>
2017-08-29 06:20:30 +10:00
Jason Ekstrand
afaf592378 drm/syncobj: Rename fence_get to find_fence
The function has far more in common with drm_syncobj_find than with
any in the get/put functions.

Signed-off-by: Jason Ekstrand <jason@jlekstrand.net>
Acked-by: Christian König <christian.koenig@amd.com> (v1)
Signed-off-by: Dave Airlie <airlied@redhat.com>
2017-08-29 06:17:37 +10:00
Ville Syrjälä
25a8ef26fd drm/dp: Add defines for DP SDP types
Add defines for the secondary data packet (SDP) types from the spec.
These are the DP specific ones, and in addition HDMI infoframe types
(see enum hdmi_infoframe_type) are also valid SDP types.

v2: Add more SDP types
v3: Note the DP version that added each SDP type (Rodrigo)

Cc: dri-devel@lists.freedesktop.org
Reviewed-by: Rodrigo Vivi <rodrigo.vivi@intel.com>
Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20170818134958.15502-2-ville.syrjala@linux.intel.com
2017-08-22 16:20:46 +03:00
Inki Dae
9928688492 drm/bridge: change return type of drm_bridge_add function
This patch changes return type of drm_bridge_add function.

This function never return negative value but returns only 0.
So it changes the return type of this function to void one.

Signed-off-by: Inki Dae <inki.dae@samsung.com>
Signed-off-by: Archit Taneja <architt@codeaurora.org>
Link: https://patchwork.freedesktop.org/patch/msgid/1499071350-25168-2-git-send-email-inki.dae@samsung.com
2017-08-21 08:51:53 +05:30
Dave Airlie
f30b8eaa2c Merge branch 'drm-next-4.14' of git://people.freedesktop.org/~agd5f/linux into drm-next
More changes for 4.14.  Highlights:
- command submission overhead improvements
- Huge page support for vega10
- physical mode support for mjpeg for asics that don't support UVD vm
- improve ttm_mem_type_manager_func debug
- misc ttm fixes, cleanups
- misc gpuvm cleanups

* 'drm-next-4.14' of git://people.freedesktop.org/~agd5f/linux: (26 commits)
  drm/ttm: use reservation_object_trylock in ttm_bo_individualize_resv v2
  drm/amdgpu: fix vega10 graphic hang issue in S3 test
  drm/amdgpu: bump version for support of UVD MJPEG decode
  drm/amdgpu: add MJPEG check for UVD physical mode msg buffer
  drm/ttm: Fix accounting error when fail to get pages for pool
  drm/amd/amdgpu: expose fragment size as module parameter (v2)
  drm/amd/amdgpu: store fragment_size in vm_manager
  drm/amdgpu: rename VM invalidated to moved
  drm/amdgpu: separate bo_va structure
  drm/amdgpu: drop the extra VM huge page flag v2
  drm/amdgpu: remove superflous amdgpu_bo_kmap in the VM
  drm/amdgpu: cleanup static CSA handling
  drm/amdgpu: SHADOW and VRAM_CONTIGUOUS flags shouldn't be used by userspace
  drm/amdgpu: save list length when fence is signaled
  drm/amdgpu: move vram usage tracking into the vram manager v2
  drm/amdgpu: move gtt usage tracking into the gtt manager v2
  drm/amdgpu: move debug print into the MM managers
  drm/amdgpu: fix incorrect use of the lru_lock
  drm/radeon: fix incorrect use of the lru_lock
  drm/ttm: make ttm_mem_type_manager_func debug more useful
  ...
2017-08-21 06:22:17 +10:00
Sean Paul
0e8841ec7e Merge airlied/drm-next into drm-misc-next
Archit requested this backmerge to facilitate merging some patches
depending on changes between -rc2 & -rc5

Signed-off-by: Sean Paul <seanpaul@chromium.org>
2017-08-18 10:52:44 -04:00
Christian König
373533f80b drm/ttm: make ttm_mem_type_manager_func debug more useful
Provide the drm printer directly instead of just the callback.

Signed-off-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2017-08-17 15:45:59 -04:00
Dave Airlie
3154b13371 Merge tag 'drm-misc-next-2017-08-16' of git://anongit.freedesktop.org/git/drm-misc into drm-next
UAPI Changes:
- vc4: Allow userspace to dictate rendering order in submit_cl ioctl (Eric)

Cross-subsystem Changes:
- vboxvideo: One of Cihangir's patches applies to vboxvideo which is maintained
	     in staging

Core Changes:
- atomic_legacy_backoff is officially killed (Daniel)
- Extract drm_device.h (Daniel)
- Unregister drm device on unplug (Daniel)
- Rename deprecated drm_*_(un)?reference functions to drm_*_{get|put} (Cihangir)

Driver Changes:
- vc4: Error/destroy path cleanups, log level demotion, edid leak (Eric)
- various: Make various drm_*_funcs structs const (Bhumika)
- tinydrm: add support for LEGO MINDSTORMS EV3 LCD (David)
- various: Second half of .dumb_{map_offset|destroy} defaults set (Noralf)

Cc: Daniel Vetter <daniel.vetter@ffwll.ch>
Cc: Eric Anholt <eric@anholt.net>
Cc: Bhumika Goyal <bhumirks@gmail.com>
Cc: Cihangir Akturk <cakturk@gmail.com>
Cc: David Lechner <david@lechnology.com>
Cc: Noralf Trønnes <noralf@tronnes.org>

* tag 'drm-misc-next-2017-08-16' of git://anongit.freedesktop.org/git/drm-misc: (50 commits)
  drm/gem-cma-helper: Remove drm_gem_cma_dumb_map_offset()
  drm/virtio: Use the drm_driver.dumb_destroy default
  drm/bochs: Use the drm_driver.dumb_destroy default
  drm/mgag200: Use the drm_driver.dumb_destroy default
  drm/exynos: Use .dumb_map_offset and .dumb_destroy defaults
  drm/msm: Use the drm_driver.dumb_destroy default
  drm/ast: Use the drm_driver.dumb_destroy default
  drm/qxl: Use the drm_driver.dumb_destroy default
  drm/udl: Use the drm_driver.dumb_destroy default
  drm/cirrus: Use the drm_driver.dumb_destroy default
  drm/tegra: Use .dumb_map_offset and .dumb_destroy defaults
  drm/gma500: Use .dumb_map_offset and .dumb_destroy defaults
  drm/mxsfb: Use .dumb_map_offset and .dumb_destroy defaults
  drm/meson: Use .dumb_map_offset and .dumb_destroy defaults
  drm/kirin: Use .dumb_map_offset and .dumb_destroy defaults
  drm/vc4: Continue the switch to drm_*_put() helpers
  drm/vc4: Fix leak of HDMI EDID
  dma-buf: fix reservation_object_wait_timeout_rcu to wait correctly v2
  dma-buf: add reservation_object_copy_fences (v2)
  drm/tinydrm: add support for LEGO MINDSTORMS EV3 LCD
  ...
2017-08-17 07:33:41 +10:00
Noralf Trønnes
4c3dbb2c31 drm: Add GEM backed framebuffer library
This library provides helpers for drivers that don't subclass
drm_framebuffer and are backed by drm_gem_object. The code is
taken from drm_fb_cma_helper.

Signed-off-by: Noralf Trønnes <noralf@tronnes.org>
Reviewed-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Reviewed-by: Eric Anholt <eric@anholt.net>
Link: https://patchwork.freedesktop.org/patch/msgid/1502631125-13557-2-git-send-email-noralf@tronnes.org
2017-08-16 21:32:23 +02:00
Noralf Trønnes
d956e1293b drm/gem-cma-helper: Remove drm_gem_cma_dumb_map_offset()
There are no more users of drm_gem_cma_dumb_map_offset(), so remove it.

Signed-off-by: Noralf Trønnes <noralf@tronnes.org>
Reviewed-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Link: https://patchwork.freedesktop.org/patch/msgid/1502034068-51384-20-git-send-email-noralf@tronnes.org
2017-08-16 20:21:24 +02:00
Daniel Vetter
c07dcd61a0 drm: Document device unplug infrastructure
While at it, also ocd and give them a consistent drm_dev_ prefix, like
the other device instance functionality. Plus move the functions into
the right places.

Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Daniel Vetter <daniel.vetter@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20170802115604.12734-3-daniel.vetter@ffwll.ch
2017-08-11 10:48:03 +02:00
Daniel Vetter
e4672e55d6 drm: Extract drm_device.h
I need this to untangle an include loop in the next patch.

Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Link: https://patchwork.freedesktop.org/patch/msgid/20170802115604.12734-2-daniel.vetter@ffwll.ch
2017-08-11 10:47:17 +02:00
Dave Airlie
09ef2378dc Merge tag 'drm-misc-next-2017-08-08' of git://anongit.freedesktop.org/git/drm-misc into drm-next
UAPI Changes:
- vc4: Add ioctl to allow attaching a label to a bo (Eric)
- Add new format/modifier blob plane property (Ben)
- armada: Use __u32/__u64 instead of uint32_t/uint64_t (Mikko)
- [kinda uapi] fb_helper: Expose display_info size via fb_info (David)

Core Changes:
- Default gem_dumb_[map_offset|destroy] as mmap/destroy implementations (Noralf)
- Simplify atomic properties by removing the helpers and handling in core (Daniel)

Driver Changes:
- stm: Add STM32 DSI controller driver (Phillipe)
- vc4: Add HDMI CEC support (Hans)
- rockchip: Refactor register init & soc version handling (Mark)
- misc: Remove .load_lut, .gamma_set, .gamma_get dead code (Peter)
- dw-hdmi: Add HDMI CEC support (Russell)

Cc: Philippe CORNU <philippe.cornu@st.com>
Cc: Hans Verkuil <hans.verkuil@cisco.com>
Cc: Eric Anholt <eric@anholt.net>
Cc: Noralf Trønnes <noralf@tronnes.org>
Cc: Ben Widawsky <ben@bwidawsk.net>
Cc: Mark yao <mark.yao@rock-chips.com>
Cc: Peter Rosin <peda@axentia.se>
Cc: Russell King <rmk+kernel@armlinux.org.uk>
Cc: Mikko Rapeli <mikko.rapeli@iki.fi>
Cc: David Lechner <david@lechnology.com>
Cc: Daniel Vetter <daniel.vetter@ffwll.ch>

* tag 'drm-misc-next-2017-08-08' of git://anongit.freedesktop.org/git/drm-misc: (107 commits)
  drm: Nuke drm_atomic_legacy_backoff
  drm: Nuke drm_atomic_helper_connector_dpms
  drm: Nuke drm_atomic_helper_connector_set_property
  drm: Nuke drm_atomic_helper_plane_set_property
  drm: Nuke drm_atomic_helper_crtc_set_property
  drm: Handle properties in the core for atomic drivers
  drm: Don't update property values for atomic drivers
  drm/omap: Rework the rotation-on-crtc hack
  drm/radeon: Use the drm_driver.dumb_destroy default
  drm/i915: Use the drm_driver.dumb_destroy default
  drm/sti: Use .dumb_map_offset and .dumb_destroy defaults
  drm: bridge: synopsys/dw-hdmi: Provide default configuration function for HDMI 2.0 PHY
  drm/fb-helper: pass physical dimensions to fbdev
  uapi drm/armada_drm.h: use __u32 and __u64 instead of uint32_t and uint64_t
  drm/bridge: dw-hdmi: remove CEC engine register definitions
  drm/bridge: dw-hdmi: add cec driver
  drm/bridge: dw-hdmi: add missing cec_notifier_put
  drm: remove unused and redundant callbacks
  staging: vboxvideo: remove dead gamma lut code
  drm: dw-hdmi-i2s: add missing company name on Copyright
  ...
2017-08-10 10:47:33 +10:00
David Lechner
8941a7cbcc drm/tinydrm: Generalize tinydrm_xrgb8888_to_gray8()
This adds parameters for vaddr and clip to tinydrm_xrgb8888_to_gray8() to
make it more generic.

dma_buf_{begin,end}_cpu_access() are moved out to the repaper driver.

Return type is change to void to simplify error handling by callers.

Signed-off-by: David Lechner <david@lechnology.com>
Signed-off-by: Noralf Trønnes <noralf@tronnes.org>
Link: https://patchwork.freedesktop.org/patch/msgid/1502127581-10517-2-git-send-email-david@lechnology.com
2017-08-09 17:55:50 +02:00
Daniel Vetter
16fece0153 drm: Nuke drm_atomic_legacy_backoff
Finally all users are gone!

Reviewed-by: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Link: https://patchwork.freedesktop.org/patch/msgid/20170725080122.20548-9-daniel.vetter@ffwll.ch
2017-08-08 14:49:29 +02:00
Daniel Vetter
7d902c05b4 drm: Nuke drm_atomic_helper_connector_dpms
It's dead code, the core handles all this directly now.

The only special case is nouveau and tda988x which used one function
for both legacy modeset code and -nv50 atomic world instead of 2
vtables. But amounts to exactly the same.

v2: Rebase over the panel/brideg refactorings in stm/ltdc.

Signed-off-by: Daniel Vetter <daniel.vetter@intel.com>
Cc: Archit Taneja <architt@codeaurora.org>
Cc: Andrzej Hajda <a.hajda@samsung.com>
Cc: Laurent Pinchart <Laurent.pinchart@ideasonboard.com>
Cc: Peter Senna Tschudin <peter.senna@collabora.com>
Cc: Martin Donnelly <martin.donnelly@ge.com>
Cc: Martyn Welch <martyn.welch@collabora.co.uk>
Cc: Daniel Vetter <daniel.vetter@intel.com>
Cc: Jani Nikula <jani.nikula@linux.intel.com>
Cc: Sean Paul <seanpaul@chromium.org>
Cc: David Airlie <airlied@linux.ie>
Cc: Inki Dae <inki.dae@samsung.com>
Cc: Joonyoung Shim <jy0922.shim@samsung.com>
Cc: Seung-Woo Kim <sw0312.kim@samsung.com>
Cc: Kyungmin Park <kyungmin.park@samsung.com>
Cc: Kukjin Kim <kgene@kernel.org>
Cc: Krzysztof Kozlowski <krzk@kernel.org>
Cc: Stefan Agner <stefan@agner.ch>
Cc: Alison Wang <alison.wang@freescale.com>
Cc: Russell King <linux@armlinux.org.uk>
Cc: Philipp Zabel <p.zabel@pengutronix.de>
Cc: CK Hu <ck.hu@mediatek.com>
Cc: Matthias Brugger <matthias.bgg@gmail.com>
Cc: Neil Armstrong <narmstrong@baylibre.com>
Cc: Carlo Caione <carlo@caione.org>
Cc: Kevin Hilman <khilman@baylibre.com>
Cc: Marek Vasut <marex@denx.de>
Cc: Ben Skeggs <bskeggs@redhat.com>
Cc: Tomi Valkeinen <tomi.valkeinen@ti.com>
Cc: Eric Anholt <eric@anholt.net>
Cc: Mark Yao <mark.yao@rock-chips.com>
Cc: Heiko Stuebner <heiko@sntech.de>
Cc: Benjamin Gaignard <benjamin.gaignard@linaro.org>
Cc: Vincent Abriou <vincent.abriou@st.com>
Cc: Yannick Fertre <yannick.fertre@st.com>
Cc: Philippe Cornu <philippe.cornu@st.com>
Cc: Maxime Ripard <maxime.ripard@free-electrons.com>
Cc: Chen-Yu Tsai <wens@csie.org>
Cc: Thierry Reding <thierry.reding@gmail.com>
Cc: Jonathan Hunter <jonathanh@nvidia.com>
Cc: Jyri Sarha <jsarha@ti.com>
Cc: Gerd Hoffmann <kraxel@redhat.com>
Cc: Shawn Guo <shawnguo@kernel.org>
Cc: John Stultz <john.stultz@linaro.org>
Cc: Lars-Peter Clausen <lars@metafoo.de>
Cc: Sergei Shtylyov <sergei.shtylyov@cogentembedded.com>
Cc: Jeffy Chen <jeffy.chen@rock-chips.com>
Cc: Tomeu Vizoso <tomeu.vizoso@collabora.com>
Cc: Yakir Yang <kuankuan.y@gmail.com>
Cc: Marek Szyprowski <m.szyprowski@samsung.com>
Cc: Jose Abreu <Jose.Abreu@synopsys.com>
Cc: Romain Perier <romain.perier@collabora.com>
Cc: Kieran Bingham <kieran.bingham+renesas@ideasonboard.com>
Cc: Xinliang Liu <z.liuxinliang@hisilicon.com>
Cc: Alexey Brodkin <abrodkin@synopsys.com>
Cc: Alex Deucher <alexander.deucher@amd.com>
Cc: Rongrong Zou <zourongrong@gmail.com>
Cc: Rob Clark <robdclark@gmail.com>
Cc: Hai Li <hali@codeaurora.org>
Cc: "Noralf Trønnes" <noralf@tronnes.org>
Cc: linux-arm-kernel@lists.infradead.org
Cc: linux-samsung-soc@vger.kernel.org
Cc: intel-gfx@lists.freedesktop.org
Cc: linux-mediatek@lists.infradead.org
Cc: linux-amlogic@lists.infradead.org
Cc: nouveau@lists.freedesktop.org
Cc: linux-renesas-soc@vger.kernel.org
Cc: linux-rockchip@lists.infradead.org
Cc: linux-tegra@vger.kernel.org
Cc: virtualization@lists.linux-foundation.org
Cc: zain wang <wzz@rock-chips.com>
Cc: Baoyou Xie <baoyou.xie@linaro.org>
Cc: Boris Brezillon <boris.brezillon@free-electrons.com>
Reviewed-by: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20170725080122.20548-8-daniel.vetter@ffwll.ch
Acked-by: Neil Armstrong <narmstrong@baylibre.com>
Reviewed-by: Neil Armstrong <narmstrong@baylibre.com>
Acked-by: Philipp Zabel <p.zabel@pengutronix.de>
Acked-by: Archit Taneja <architt@codeaurora.org>
Tested-by: Philippe Cornu <philippe.cornu@st.com> (on stm)
Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Acked-by: Shawn Guo <shawnguo@kernel.org>
Acked-by: Shawn Guo <shawnguo@kernel.org>
Acked-by: Noralf Trønnes <noralf@tronnes.org>
Acked-by: Vincent Abriou <vincent.abriou@st.com>
2017-08-08 14:48:48 +02:00
Daniel Vetter
482b0e3c2f drm: Nuke drm_atomic_helper_connector_set_property
It's dead code, the core handles all this directly now. This also
allows us to unexport drm_atomic_helper_connector_set_property.

The only special case is nouveau which used one function for both
pre-nv50 legacy modeset code and post-nv50 atomic world instead of 2
vtables. But amounts to exactly the same.

What is rather strange here is how few drivers set this up, I suspect
the earlier patch to handle properties in the core did end up fixing a
pile of possible issues.

Signed-off-by: Daniel Vetter <daniel.vetter@intel.com>
Cc: Daniel Vetter <daniel.vetter@intel.com>
Cc: Jani Nikula <jani.nikula@linux.intel.com>
Cc: Sean Paul <seanpaul@chromium.org>
Cc: David Airlie <airlied@linux.ie>
Cc: Ben Skeggs <bskeggs@redhat.com>
Cc: Benjamin Gaignard <benjamin.gaignard@linaro.org>
Cc: Vincent Abriou <vincent.abriou@st.com>
Cc: Eric Anholt <eric@anholt.net>
Cc: intel-gfx@lists.freedesktop.org
Cc: nouveau@lists.freedesktop.org
Reviewed-by: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20170725080122.20548-7-daniel.vetter@ffwll.ch
Acked-by: Vincent Abriou <vincent.abriou@st.com>
2017-08-08 14:47:37 +02:00
Daniel Vetter
e90271bc07 drm: Nuke drm_atomic_helper_plane_set_property
It's dead code, the core handles all this directly now. This also
allows us to unexport drm_atomic_plane_set_property.

Signed-off-by: Daniel Vetter <daniel.vetter@intel.com>
Cc: Liviu Dudau <liviu.dudau@arm.com>
Cc: Brian Starkey <brian.starkey@arm.com>
Cc: Mali DP Maintainers <malidp@foss.arm.com>
Cc: Boris Brezillon <boris.brezillon@free-electrons.com>
Cc: Daniel Vetter <daniel.vetter@intel.com>
Cc: Jani Nikula <jani.nikula@linux.intel.com>
Cc: Sean Paul <seanpaul@chromium.org>
Cc: David Airlie <airlied@linux.ie>
Cc: Inki Dae <inki.dae@samsung.com>
Cc: Joonyoung Shim <jy0922.shim@samsung.com>
Cc: Seung-Woo Kim <sw0312.kim@samsung.com>
Cc: Kyungmin Park <kyungmin.park@samsung.com>
Cc: Kukjin Kim <kgene@kernel.org>
Cc: Krzysztof Kozlowski <krzk@kernel.org>
Cc: Ben Skeggs <bskeggs@redhat.com>
Cc: Tomi Valkeinen <tomi.valkeinen@ti.com>
Cc: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Cc: Benjamin Gaignard <benjamin.gaignard@linaro.org>
Cc: Vincent Abriou <vincent.abriou@st.com>
Cc: Yannick Fertre <yannick.fertre@st.com>
Cc: Philippe Cornu <philippe.cornu@st.com>
Cc: Jyri Sarha <jsarha@ti.com>
Cc: "Ville Syrjälä" <ville.syrjala@linux.intel.com>
Cc: Rongrong Zou <zourongrong@gmail.com>
Cc: Shawn Guo <shawn.guo@linaro.org>
Cc: Alexey Brodkin <abrodkin@synopsys.com>
Cc: Eric Engestrom <eric@engestrom.ch>
Cc: Chris Wilson <chris@chris-wilson.co.uk>
Cc: Rob Clark <robdclark@gmail.com>
Cc: Archit Taneja <architt@codeaurora.org>
Cc: linux-arm-kernel@lists.infradead.org
Cc: linux-samsung-soc@vger.kernel.org
Cc: intel-gfx@lists.freedesktop.org
Cc: nouveau@lists.freedesktop.org
Cc: linux-renesas-soc@vger.kernel.org
Cc: Thomas Hellstrom <thellstrom@vmware.com>
Cc: Maxime Ripard <maxime.ripard@free-electrons.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20170725080122.20548-6-daniel.vetter@ffwll.ch
Reviewed-by: Archit Taneja <architt@codeaurora.org>
Acked-by: Philippe Cornu <philippe.cornu@st.com>
Tested-by: Philippe Cornu <philippe.cornu@st.com>
Acked-by: Liviu Dudau <Liviu.Dudau@arm.com>
Acked-by: Vincent Abriou <vincent.abriou@st.com>
Reviewed-by: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>
Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
2017-08-08 14:45:16 +02:00
Daniel Vetter
b6715570c1 drm: Nuke drm_atomic_helper_crtc_set_property
It's dead code because this is now handled in the core.

Signed-off-by: Daniel Vetter <daniel.vetter@intel.com>
Cc: Boris Brezillon <boris.brezillon@free-electrons.com>
Cc: Daniel Vetter <daniel.vetter@intel.com>
Cc: Jani Nikula <jani.nikula@linux.intel.com>
Cc: Sean Paul <seanpaul@chromium.org>
Cc: David Airlie <airlied@linux.ie>
Cc: Ben Skeggs <bskeggs@redhat.com>
Cc: Tomi Valkeinen <tomi.valkeinen@ti.com>
Cc: Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>
Cc: Alexey Brodkin <abrodkin@synopsys.com>
Cc: Shawn Guo <shawn.guo@linaro.org>
Cc: Eric Engestrom <eric@engestrom.ch>
Cc: Chris Wilson <chris@chris-wilson.co.uk>
Cc: "Ville Syrjälä" <ville.syrjala@linux.intel.com>
Cc: Rob Clark <robdclark@gmail.com>
Cc: Philippe Cornu <philippe.cornu@st.com>
Cc: Masahiro Yamada <yamada.masahiro@socionext.com>
Cc: Sushmita Susheelendra <ssusheel@codeaurora.org>
Cc: Archit Taneja <architt@codeaurora.org>
Cc: intel-gfx@lists.freedesktop.org
Cc: nouveau@lists.freedesktop.org
Cc: Philipp Zabel <p.zabel@pengutronix.de>
Cc: Maxime Ripard <maxime.ripard@free-electrons.com>
Cc: Thomas Hellstrom <thellstrom@vmware.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20170725080122.20548-5-daniel.vetter@ffwll.ch
Reviewed-by: Archit Taneja <architt@codeaurora.org>
Acked-by: Philippe Cornu <philippe.cornu@st.com>
Tested-by: Philippe Cornu <philippe.cornu@st.com>
Reviewed-by: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>
Acked-by: Thomas Hellstrom <thellstrom@vmware.com>
2017-08-08 14:45:16 +02:00
Daniel Vetter
144a7999d6 drm: Handle properties in the core for atomic drivers
The reason behind the original indirection through the helper
functions was to allow existing drivers to overwrite how they handle
properties. For example when a vendor-specific userspace had
expectations that didn't match atomic. That seemed likely, since
atomic is standardizing a _lot_ more of the behaviour of a kms driver.

But 20 drivers later there's no such need at all. Worse, this forces
all drivers to hook up the default behaviour, breaking userspace if
they forget to do that. And it forces us to export a bunch of core
function just for those helpers.

And finally, these helpers are the last places using
drm_atomic_legacy_backoff() and the implicit acquire_ctx.

This patch here just implements the new behaviour and updates the
docs. Follow-up patches will garbage-collect all the dead code.

v2: Fixup docs even better!

v3: Make it actually work ...

v4: Drop the uses_atomic_modeset() checks from the previous patch
again, since they're now moved up in the callchain.

Cc: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>
Reviewed-by: Archit Taneja <architt@codeaurora.org> (v3)
Reviewed-by: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>
Signed-off-by: Daniel Vetter <daniel.vetter@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20170725120204.2107-1-daniel.vetter@ffwll.ch
2017-08-08 14:45:09 +02:00
Peter Rosin
2cd575aabd drm: remove unused and redundant callbacks
Drivers no longer have any need for these callbacks, and there are no
users. Zap. Zap-zap-zzzap-p-pp-p.

Acked-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Signed-off-by: Peter Rosin <peda@axentia.se>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Link: https://patchwork.freedesktop.org/patch/msgid/20170713162538.22788-15-peda@axentia.se
2017-08-07 11:20:36 +02:00
David Lechner
ace988123c drm/tinydrm: remove call to mipi_dbi_init() from mipi_dbi_spi_init()
This removes the call to mipi_dbi_init() from mipi_dbi_spi_init() so that
drivers can have a driver-specific implementation if needed.

Suggested-by: Noralf Trønnes <noralf@tronnes.org>
Signed-off-by: David Lechner <david@lechnology.com>
Reviewed-by: Noralf Trønnes <noralf@tronnes.org>
Signed-off-by: Noralf Trønnes <noralf@tronnes.org>
Link: https://patchwork.freedesktop.org/patch/msgid/1501799630-1650-2-git-send-email-david@lechnology.com
2017-08-04 15:12:25 +02:00
Dave Airlie
dd24df6570 Merge branch 'drm-next-4.14' of git://people.freedesktop.org/~agd5f/linux into drm-next
- Stop reprogramming the MC, the vbios already does this in asic_init
- Reduce internal gart to 256M (this does not affect the ttm GTT pool size)
- Initial support for huge pages
- Rework bo migration logic
- Lots of improvements for vega10
- Powerplay fixes
- Additional Raven enablement
- SR-IOV improvements
- Bug fixes
- Code cleanup

* 'drm-next-4.14' of git://people.freedesktop.org/~agd5f/linux: (138 commits)
  drm/amdgpu: fix header on gfx9 clear state
  drm/amdgpu: reduce the time of reading VBIOS
  drm/amdgpu/virtual_dce: Remove the rmmod error message
  drm/amdgpu/gmc9: disable legacy vga features in gmc init
  drm/amdgpu/gmc8: disable legacy vga features in gmc init
  drm/amdgpu/gmc7: disable legacy vga features in gmc init
  drm/amdgpu/gmc6: disable legacy vga features in gmc init (v2)
  drm/radeon: Set depth on low mem to 16 bpp instead of 8 bpp
  drm/amdgpu: fix the incorrect scratch reg number on gfx v6
  drm/amdgpu: fix the incorrect scratch reg number on gfx v7
  drm/amdgpu: fix the incorrect scratch reg number on gfx v8
  drm/amdgpu: fix the incorrect scratch reg number on gfx v9
  drm/amd/powerplay: add support for 3DP 4K@120Hz on vega10.
  drm/amdgpu: enable huge page handling in the VM v5
  drm/amdgpu: increase fragmentation size for Vega10 v2
  drm/amdgpu: ttm_bind only when user needs gpu_addr in bo pin
  drm/amdgpu: correct clock info for SRIOV
  drm/amdgpu/gmc8: SRIOV need to program fb location
  drm/amdgpu: disable firmware loading for psp v10
  drm/amdgpu:fix gfx fence allocate size
  ...
2017-08-02 12:43:12 +10:00
Ben Widawsky
db1689aa61 drm: Create a format/modifier blob
Updated blob layout (Rob, Daniel, Kristian, xerpi)

v2:
* Removed __packed, and alignment (.+)
* Fix indent in drm_format_modifier fields (Liviu)
* Remove duplicated modifier > 64 check (Liviu)
* Change comment about modifier (Liviu)
* Remove arguments to blob creation, use plane instead (Liviu)
* Fix data types (Ben)
* Make the blob part of uapi (Daniel)

v3:
Remove unused ret field.
Change i, and j to unsigned int (Emil)

v4:
Use plane->modifier_count instead of recounting (Daniel)

v5:
Rename modifiers to modifiers_property (Ville)
Use sizeof(__u32) instead to reflect UAPI nature (Ville)
Make BUILD_BUG_ON for blob header size

Cc: Rob Clark <robdclark@gmail.com>
Cc: Kristian H. Kristensen <hoegsberg@gmail.com>
Signed-off-by: Ben Widawsky <ben@bwidawsk.net>
Reviewed-by: Daniel Stone <daniels@collabora.com> (v2)
Reviewed-by: Liviu Dudau <liviu@dudau.co.uk> (v2)
Reviewed-by: Emil Velikov <emil.l.velikov@gmail.com> (v3)
Signed-off-by: Daniel Stone <daniels@collabora.com>
Link: http://patchwork.freedesktop.org/patch/msgid/20170724034641.13369-2-ben@bwidawsk.net
2017-08-01 17:50:06 +01:00
Ben Widawsky
e6fc3b6855 drm: Plumb modifiers through plane init
This is the plumbing for supporting fb modifiers on planes. Modifiers
have already been introduced to some extent, but this series will extend
this to allow querying modifiers per plane. Based on this, the client to
enable optimal modifications for framebuffers.

This patch simply allows the DRM drivers to initialize their list of
supported modifiers upon initializing the plane.

v2: A minor addition from Daniel

v3:
* Updated commit message
* s/INVALID/DRM_FORMAT_MOD_INVALID (Liviu)
* Remove some excess newlines (Liviu)
* Update comment for > 64 modifiers (Liviu)

v4: Minor comment adjustments (Liviu)

v5: Some new platforms added due to rebase

v6: Add some missed plane inits (or maybe they're new - who knows at
this point) (Daniel)

Signed-off-by: Ben Widawsky <ben@bwidawsk.net>
Reviewed-by: Daniel Stone <daniels@collabora.com> (v2)
Reviewed-by: Liviu Dudau <Liviu.Dudau@arm.com>
Signed-off-by: Daniel Stone <daniels@collabora.com>
2017-08-01 17:50:06 +01:00
Sean Paul
d1b6c62f89 drm: Add a few missing descriptions in drm_driver docs
Fixes the following warnings when building docs:
../include/drm/drm_drv.h:553: warning: No description found for parameter 'debugfs_init'
../include/drm/drm_drv.h:553: warning: No description found for parameter 'gem_open_object'
../include/drm/drm_drv.h:553: warning: No description found for parameter 'gem_close_object'
../include/drm/drm_drv.h:553: warning: No description found for parameter 'prime_handle_to_fd'
../include/drm/drm_drv.h:553: warning: No description found for parameter 'prime_fd_to_handle'
../include/drm/drm_drv.h:553: warning: No description found for parameter 'gem_prime_export'
../include/drm/drm_drv.h:553: warning: No description found for parameter 'gem_prime_import'
../include/drm/drm_drv.h:553: warning: No description found for parameter 'gem_vm_ops'
../include/drm/drm_drv.h:553: warning: No description found for parameter 'major'
../include/drm/drm_drv.h:553: warning: No description found for parameter 'minor'
../include/drm/drm_drv.h:553: warning: No description found for parameter 'patchlevel'
../include/drm/drm_drv.h:553: warning: No description found for parameter 'name'
../include/drm/drm_drv.h:553: warning: No description found for parameter 'desc'
../include/drm/drm_drv.h:553: warning: No description found for parameter 'date'
../include/drm/drm_drv.h:553: warning: No description found for parameter 'driver_features'

There are still a couple more warnings for prime helpers that are
documented elsewhere.

Signed-off-by: Sean Paul <seanpaul@chromium.org>
Reviewed-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Signed-off-by: Thierry Reding <treding@nvidia.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20170720174746.29100-5-seanpaul@chromium.org
2017-07-31 14:25:19 +02:00
Sean Paul
6c70faf1b5 drm: Fix warning when building docs for scdc_helper
Fixes:
../drivers/gpu/drm/drm_scdc_helper.c:203: ERROR: Unexpected indentation.
../drivers/gpu/drm/drm_scdc_helper.c:204: WARNING: Block quote ends without a blank line; unexpected unindent.

Changes in v2:
 - Property blockquote TMDS calculations so they look pretty (Daniel)
 - Remove duplicate documentation from the header file

Signed-off-by: Sean Paul <seanpaul@chromium.org>
Reviewed-by: Shashank Sharma <shashank.sharma@intel.com>
Signed-off-by: Thierry Reding <treding@nvidia.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20170720200921.36897-1-seanpaul@chromium.org
2017-07-31 14:24:14 +02:00
Daniel Vetter
c92883a61d drm: Fix kerneldoc for atomic_async_update
The enumeration of FIXMEs wasn't indented properly.

Fixes: fef9df8b59 ("drm/atomic: initial support for asynchronous plane update")
Cc: Gustavo Padovan <gustavo.padovan@collabora.com>
Signed-off-by: Daniel Vetter <daniel.vetter@intel.com>
Signed-off-by: Thierry Reding <treding@nvidia.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20170731111733.10507-1-daniel.vetter@ffwll.ch
2017-07-31 13:58:29 +02:00
Thierry Reding
96bf51df6a drm/atomic: Update comment to match the code
The kerneldoc for drm_atomic_crtc_needs_modeset() is outdated and no
longer reflects the actual code. Fix that up to remove confusion.

Reviewed-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Signed-off-by: Thierry Reding <treding@nvidia.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20170731091343.21363-1-thierry.reding@gmail.com
2017-07-31 13:43:35 +02:00
Noralf Trønnes
8810419bdd drm/tinydrm: Use .dumb_map_offset and .dumb_destroy defaults
tinydrm can use the drm_driver.dumb_destroy and
drm_driver.dumb_map_offset defaults, so no need to set them.

Signed-off-by: Noralf Trønnes <noralf@tronnes.org>
Reviewed-by: Sean Paul <seanpaul@chromium.org>
Link: https://patchwork.freedesktop.org/patch/msgid/1500837417-40580-22-git-send-email-noralf@tronnes.org
2017-07-29 13:59:45 +02:00
Noralf Trønnes
db61152703 drm/gem: Add drm_gem_dumb_map_offset()
Add a common drm_driver.dumb_map_offset function for GEM backed drivers.

Signed-off-by: Noralf Trønnes <noralf@tronnes.org>
Reviewed-by: Philipp Zabel <p.zabel@pengutronix.de>
Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Reviewed-by: Sean Paul <seanpaul@chromium.org>
Link: https://patchwork.freedesktop.org/patch/msgid/1500837417-40580-2-git-send-email-noralf@tronnes.org
2017-07-29 13:49:55 +02:00
Eric Anholt
67022227ff drm/bridge: Add a devm_ allocator for panel bridge.
This will let drivers reduce the error cleanup they need, in
particular the "is_panel_bridge" flag.

v2: Slight cleanup of remove function by Andrzej

Signed-off-by: Eric Anholt <eric@anholt.net>
Reviewed-by: Andrzej Hajda <a.hajda@samsung.com>
Reviewed-by: Philippe Cornu <philippe.cornu@st.com>
Tested-by: Philippe Cornu <philippe.cornu@st.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20170718210510.12229-2-eric@anholt.net
2017-07-26 12:19:47 -07:00
Maxime Ripard
81a099ac49 drm/atomic: implement drm_atomic_helper_commit_tail for runtime_pm users
The current drm_atomic_helper_commit_tail helper works only if the CRTC is
accessible, and documents an alternative implementation that is supposed to
be used if that happens.

That implementation is then duplicated by some drivers. Instead of
documenting it, let's implement an helper that all the relevant users can
use directly.

Signed-off-by: Maxime Ripard <maxime.ripard@free-electrons.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Link: https://patchwork.freedesktop.org/patch/msgid/a8f92dc70048bab746e94dadd1c23200626aff60.1500555652.git-series.maxime.ripard@free-electrons.com
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
2017-07-26 13:45:08 +02:00
Daniel Vetter
ca91a2758f drm/fb-helper: Support deferred setup
FB helper code falls back to a 1024x768 mode if no outputs are connected
or don't report back any modes upon initialization. This can be annoying
because outputs that are added to FB helper later on can't be used with
FB helper if they don't support a matching mode.

The fallback is in place because VGA connectors can happen to report an
unknown connection status even when they are in fact connected.

Some drivers have custom solutions in place to defer FB helper setup
until at least one output is connected. But the logic behind these
solutions is always the same and there is nothing driver-specific about
it, so a better alterative is to fix the FB helper core and add support
for all drivers automatically.

This patch adds support for deferred FB helper setup. It checks all the
connectors for their connection status, and if all of them report to be
disconnected marks the FB helper as needing deferred setup. Whet setup
is deferred, the FB helper core will automatically retry setup after a
hotplug event, and it will keep trying until it succeeds.

v2: Rebase onto my entirely reworked fbdev helper locking. One big
difference is that this version again drops&reacquires the fbdev lock
(which is now fb_helper->lock, but before this patch series it was
mode_config->mutex), because register_framebuffer must be able to
recurse back into fbdev helper code for the initial screen setup.

v3: __drm_fb_helper_initial_config must hold fb_helper->lock upon
return, I've fumbled that in the deferred setup case (Liviu).

v4: I was blind, redo this all. __drm_fb_helper_initial_config
shouldn't need to reacquire fb_helper->lock, that just confuses
callers. I myself got confused by kernel_fb_helper_lock and somehow
thought it's the same as fb_helper->lock. Tsk.

Also simplify the logic a bit (we don't need two functions to probe
connectors), we can stick much closer to the existing code. And update
some comments I've spotted that are outdated.

v5: Don't pass -EAGAIN to drivers, it's just an internal error code
(Liviu).

v6: Add _and_unlock suffix to clarify locking (Maarten)

Cc: Liviu Dudau <liviu@dudau.co.uk>
Cc: John Stultz <john.stultz@linaro.org>
Cc: Thierry Reding <treding@nvidia.com>
Cc: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>
Tested-by: John Stultz <john.stultz@linaro.org>
Signed-off-by: Thierry Reding <treding@nvidia.com> (v1)
Reviewed-by: Maarten Lankhorst <maarten.lankhorst@intel.com>
Reviewed-by: Liviu Dudau <liviu@dudau.co.uk>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Link: https://patchwork.freedesktop.org/patch/msgid/20170706130023.28417-3-daniel.vetter@ffwll.ch
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
2017-07-26 13:45:07 +02:00
Daniel Vetter
af05559854 Merge airlied/drm-next into drm-misc-next
I need this to be able to apply the deferred fbdev setup patches, I
need the relevant prep work that landed through the drm-intel tree.

Also squash in conflict fixup from Laurent Pinchart.

Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
2017-07-26 13:43:33 +02:00
Maarten Lankhorst
8a39374ef8 drm/atomic: Add __must_check to drm_atomic_helper_swap_state.
Now that all drivers check the return value, convert swap_state to
__must_check. This is done separately to force build warnings if we
missed a driver.

Signed-off-by: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>
Link: http://patchwork.freedesktop.org/patch/msgid/20170711143314.2148-12-maarten.lankhorst@linux.intel.com
Reviewed-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Reviewed-by: Sean Paul <seanpaul@chromium.org>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
2017-07-26 13:22:43 +02:00
Maarten Lankhorst
c066d2310a drm/atomic: Change drm_atomic_helper_swap_state to return an error.
We want to change swap_state to wait indefinitely, but to do this
swap_state should wait interruptibly. This requires propagating
the error to each driver.

Cc: dri-devel@lists.freedesktop.org
Cc: linux-kernel@vger.kernel.org
Cc: intel-gfx@lists.freedesktop.org
Signed-off-by: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>
Link: http://patchwork.freedesktop.org/patch/msgid/20170711143314.2148-3-maarten.lankhorst@linux.intel.com
Reviewed-by: Daniel Vetter <daniel.vetter@ffwll.ch>
[mlankhorst: Fix typos in swap_state documentation (seanpaul)]
Reviewed-by: Sean Paul <seanpaul@chromium.org>]
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
2017-07-26 13:22:40 +02:00
Felix Kuehling
09ac4fcb3f drm/ttm: Implement vm_operations_struct.access v2
Allows gdb to access contents of user mode mapped BOs. System memory
is handled by TTM using kmap. Other memory pools require a new driver
callback in ttm_bo_driver.

v2:
* kmap only one page at a time
* swap in BO if needed
* make driver callback more generic to handle private memory pools
* document callback return value
* WARN_ON -> WARN_ON_ONCE

Signed-off-by: Felix Kuehling <Felix.Kuehling@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Michel Dänzer <michel.daenzer@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2017-07-25 16:29:02 -04:00
Philippe CORNU
46fc51546d drm/bridge/synopsys: Add MIPI DSI host controller bridge
Add a Synopsys Designware MIPI DSI host DRM bridge driver, based on the
Rockchip version from rockchip/dw-mipi-dsi.c with phy & bridge APIs.

Signed-off-by: Philippe CORNU <philippe.cornu@st.com>
Signed-off-by: Archit Taneja <architt@codeaurora.org>
Link: https://patchwork.freedesktop.org/patch/msgid/1500277223-29553-5-git-send-email-philippe.cornu@st.com
2017-07-18 12:06:42 +05:30
Shashank Sharma
2570fe2586 drm: add helper functions for YCBCR420 handling
This patch adds helper functions for YCBCR 420 handling.
These functions do:
- check if a given video mode is YCBCR 420 only mode.
- check if a given video mode is YCBCR 420 also mode.

V2: Added YCBCR functions as helpers in DRM layer, instead of
    keeping it in I915 layer.
V3: Added handling for YCBCR-420 only modes too.
V4: EXPORT_SYMBOL(drm_find_hdmi_output_type)
V5: Addressed review comments from Danvet:
    - %s/drm_find_hdmi_output_type/drm_display_info_hdmi_output_type
    - %s/drm_can_support_ycbcr_output/drm_display_supports_ycbcr_output
    - %s/drm_can_support_this_ycbcr_output/
		drm_display_supports_this_ycbcr_output
    - pass drm_display_info instead of drm_connector for consistency
    - For drm_get_highest_quality_ycbcr_supported doc, move the variable
      description above, and then the function description.
V6: Add only YCBCR420 helpers (Ville)
V7: Addressed review comments from Ville
    - Remove cea_vic_valid() check.
    - Fix indentation.
    - Make input parameters to helpers, const.

Cc: Ville Syrjala <ville.syrjala@linux.intel.com>
Cc: Jose Abreu <Jose.Abreu@synopsys.com>
Cc: Daniel Vetter <daniel.vetter@intel.com>
Signed-off-by: Shashank Sharma <shashank.sharma@intel.com>
Link: http://patchwork.freedesktop.org/patch/msgid/1499960000-9232-9-git-send-email-shashank.sharma@intel.com
[vsyrjala: Fix sparse indentation warn]
Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
2017-07-14 21:23:54 +03:00
Shashank Sharma
e6a9a2c3dc drm/edid: parse ycbcr 420 deep color information
CEA-861-F spec adds ycbcr420 deep color support information
in hf-vsdb block. This patch extends the existing hf-vsdb parsing
function by adding parsing of ycbcr420 deep color support from the
EDID and adding it into display information stored.

V2: Rebase
V3: Rebase
V4: Moved definition of y420_dc_modes into this patch, where its used
    (Ville)
V5: Optimize function, if(conditions) not reqd (Ville)
V6: Rebase
V7: Rebase

Cc: Ville Syrjälä <ville.syrjala@linux.intel.com>
Cc: Jose Abreu <joabreu@synopsys.com>
Signed-off-by: Shashank Sharma <shashank.sharma@intel.com>
Link: http://patchwork.freedesktop.org/patch/msgid/1499960000-9232-8-git-send-email-shashank.sharma@intel.com
[vsyrjala: Fix sparse indentation warn]
Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
2017-07-14 21:23:54 +03:00
Shashank Sharma
832d4f2f41 drm/edid: parse YCBCR420 videomodes from EDID
HDMI 2.0 spec adds support for YCBCR420 sub-sampled output.
CEA-861-F adds two new blocks in EDID's CEA extension blocks,
to provide information about sink's YCBCR420 output capabilities.

These blocks are:

- YCBCR420vdb(YCBCR 420 video data block):
This block contains VICs of video modes, which can be sopported only
in YCBCR420 output mode (Not in RGB/YCBCR444/422. Its like a normal
SVD block, valid for YCBCR420 modes only.

- YCBCR420cmdb(YCBCR 420 capability map data block):
This block gives information about video modes which can support
YCBCR420 output mode also (along with RGB,YCBCR444/422 etc) This
block contains a bitmap index of normal svd videomodes, which can
support YCBCR420 output too.
So if bit 0 from first vcb byte is set, first video mode in the svd
list can support YCBCR420 output too. Bit 1 means second video mode
from svd list can support YCBCR420 output too, and so on.

This patch adds two bitmaps in display's hdmi_info structure, one each
for VCB and VDB modes. If the source is HDMI 2.0 capable, this patch
adds:
- VDB modes (YCBCR 420 only modes) in connector's mode list, also makes
  an entry in the vdb_bitmap per vic.
- VCB modes (YCBCR 420 also modes) only entry in the vcb_bitmap.

Cc: Ville Syrjala <ville.syrjala@linux.intel.com>
Cc: Jose Abreu <joabreu@synopsys.com>
Cc: Emil Velikov <emil.l.velikov@gmail.com>

V2: Addressed
    Review comments from Emil:
    - Use 1ULL<<i instead of 1<<i to make sure the output is 64bit.
    - Use the suggested method for updating dbmap.
    - Add documentation for YCBCR420_vcb_map to fix kbuild warning.

    Review comments from Ville:
    - Do not expose the YCBCR420 flags in uabi layer, keep it internal.
    - Save a map of YCBCR420 modes for future reference.
    - Check db length before trying to parse extended tag.
    - Add a warning if there are > 64 modes in capability map block.
    - Use y420cmdb in function names and macros while dealing with vcb
      to be aligned with spec.
    - Move the display information parsing block ahead of mode parsing
      blocks.

V3: Addressed design/review comments from Ville
    - Do not add flags in video modes, else we have to expose them to user
    - There should not be a UABI change, and kernel should detect the
      choice of the output based on type of mode, and the bitmaps.
    - Use standard bitops from kernel bitmap header, instead of calculating
      bit positions manually.

V4: Addressed review comments from Ville:
    - s/ycbcr_420_vdb/y420vdb
    - s/ycbcr_420_vcb/y420cmdb
    - Be less verbose on description of do_y420vdb_modes
    - Move newmode variable in the loop scope.
    - Use svd_to_vic() to get a VIC, instead of 0x7f
    - Remove bitmap description for CMDB modes & VDB modes
    - Dont add connector->ycbcr_420_allowed check for cmdb modes
    - Remove 'len' variable, in is_y420cmdb function, which is used
      only once
    - Add length check in is_y420vdb function
    - Remove unnecessary if (!db) check in function parse_y420cmdb_bitmap
    - Do not add print about YCBCR 420 modes
    - Fix indentation in few places
    - Move ycbcr420_dc_modes in next patch, where its used
    - Add a separate patch for movement of drm_add_display_info()

V5: Addressed review comments from Ville:
    - Add the patch which cleans up the current EXTENDED_TAG usage
    - Make y420_cmdb_map u64
    - Do not block ycbcr420 modes while parsing the EDID, rather
      add a separate helper function to prune ycbcr420-only modes from
      connector's probed modes.

V6: Rebase
V7: Move this patch after the 420_only validation patch (Ville)
V8: Addressed review comments from Ville
    - use cea_vic_valid check before adding cmdb/vdb modes
    - add check for i < 64 while adding cmdb modes
    - use 1ULL while checking bitmap

Signed-off-by: Shashank Sharma <shashank.sharma@intel.com>
Link: http://patchwork.freedesktop.org/patch/msgid/1500028426-14883-1-git-send-email-shashank.sharma@intel.com
[vsyrjala: Fix checkpatch complaints and indentation]
Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
2017-07-14 21:23:54 +03:00
Shashank Sharma
d85231530b drm: add helper to validate YCBCR420 modes
YCBCR420 modes are supported only on HDMI 2.0 capable sources.
This patch adds:
- A drm helper to validate YCBCR420-only mode on a particular
  connector. This function will help pruning the YCBCR420-only
  modes from the connector's modelist.
- A bool variable (ycbcr_420_allowed) in the drm connector structure.
  While handling the EDID from HDMI 2.0 sinks, its important to know
  if the source is capable of handling YCBCR420 output, so that no
  YCBCR 420 modes will be listed for sources which can't handle it.
  A driver should set this variable if it wants to see YCBCR420 modes
  in the modedb.

V5: Introduced the patch in series.
V6: Squashed two patches (validate YCBCR420 and add YCBCR420
	   identifier)
V7: Addressed review comments from Vile:
    - Move this patch before we add 420 modes from EDID.
    - No need for drm_valid_cea_vic() check, function back to non-static.
    - Update MODE_STATUS with NO_420 condition.
    - Introduce y420_vdb_modes variable in this patch

Cc: Ville Syrjala <ville.syrjala@linux.intel.com>
Signed-off-by: Shashank Sharma <shashank.sharma@intel.com>
Link: http://patchwork.freedesktop.org/patch/msgid/1499960000-9232-6-git-send-email-shashank.sharma@intel.com
[vsyrjala: Drop the now bogus EXPORT_SYMBOL(drm_valid_cea_vic)]
Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
2017-07-14 21:23:54 +03:00
Shashank Sharma
0c1f528cb1 drm: handle HDMI 2.0 VICs in AVI info-frames
HDMI 1.4b support the CEA video modes as per range of CEA-861-D (VIC 1-64).
For any other mode, the VIC filed in AVI infoframes should be 0.
HDMI 2.0 sinks, support video modes range as per CEA-861-F spec, which is
extended to (VIC 1-107).

This patch adds a bool input variable, which indicates if the connected
sink is a HDMI 2.0 sink or not. This will make sure that we don't pass a
HDMI 2.0 VIC to a HDMI 1.4 sink.

This patch touches all drm drivers, who are callers of this function
drm_hdmi_avi_infoframe_from_display_mode but to make sure there is
no change in current behavior, is_hdmi2 is kept as false.

In case of I915 driver, this patch:
- checks if the connected display is HDMI 2.0.
- HDMI infoframes carry one of this two type of information:
	- VIC for 4K modes for HDMI 1.4 sinks
	- S3D information for S3D modes
  As CEA-861-F has already defined VICs for 4K videomodes, this
  patch doesn't allow sending HDMI infoframes for HDMI 2.0 sinks,
  until the mode is 3D.

Cc: Ville Syrjala <ville.syrjala@linux.intel.com>
Cc: Jose Abreu <jose.abreu@synopsys.com>
Cc: Andrzej Hajda <a.hajda@samsung.com>
Cc: Alex Deucher <alexander.deucher@amd.com>
Cc: Daniel Vetter <daniel.vetter@intel.com>

PS: This patch touches a few lines in few files, which were
already above 80 char, so checkpatch gives 80 char warning again.
- gpu/drm/omapdrm/omap_encoder.c
- gpu/drm/i915/intel_sdvo.c

V2: Rebase, Added r-b from Andrzej
V3: Addressed review comment from Ville:
	- Do not send VICs in both AVI-IF and HDMI-IF
	  send only one of it.
V4: Rebase
V5: Added r-b from Neil.
    Addressed review comments from Ville
    - Do not block HDMI vendor IF, instead check for VIC while
      handling AVI infoframes
V6: Rebase
V7: Rebase

Reviewed-by: Andrzej Hajda <a.hajda@samsung.com>
Reviewed-by: Neil Armstrong <narmstrong@baylibre.com>
Signed-off-by: Shashank Sharma <shashank.sharma@intel.com>
Link: http://patchwork.freedesktop.org/patch/msgid/1499960000-9232-2-git-send-email-shashank.sharma@intel.com
Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
2017-07-14 21:23:54 +03:00
Noralf Trønnes
379ea9a1a5 drm/tinydrm: Add tinydrm_xrgb8888_to_gray8() helper
Drm has no monochrome or greyscale support so add a conversion
from the common format XR24.

Also reorder includes into the common order.

Acked-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Signed-off-by: Noralf Trønnes <noralf@tronnes.org>
Link: http://patchwork.freedesktop.org/patch/msgid/1496934875-51984-4-git-send-email-noralf@tronnes.org
2017-07-14 19:29:59 +02:00
Peter Rosin
5f057ffd6d drm: rename, adjust and export drm_atomic_replace_property_blob
The function has little to do with atomic, it's just where it has so
far been needed. So, rename it to drm_property_replace_blob, move it
to drm_property.c and export it.

Change the semantics to return whether the blob was replaced instead
of using an extra argument for that.

Signed-off-by: Peter Rosin <peda@axentia.se>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Link: http://patchwork.freedesktop.org/patch/msgid/20170713162538.22788-2-peda@axentia.se
2017-07-14 15:53:06 +02:00
Linus Torvalds
311ac00def i915, amd and some core fixes + mediatek color support
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Merge tag 'drm-fixes-for-v4.13-rc1' of git://people.freedesktop.org/~airlied/linux

Pull more drm updates from Dave Airlie:
 "i915, amd and some core fixes + mediatek color support.

  Some fixes tree came in since the main pull request for rc1, primarily
  i915 and drm-misc and one amd fix. The drm core vblank regression fix
  is probably the most important thing.

  I've also added the mediatek feature pull, it wasn't that big and
  didn't look like it would have any impact outside of mediatek, in fact
  it looks to just be a single feature, and some cleanups"

* tag 'drm-fixes-for-v4.13-rc1' of git://people.freedesktop.org/~airlied/linux: (31 commits)
  drm/i915: Make DP-MST connector info work
  drm/i915/gvt: Use fence error from GVT request for workload status
  drm/i915/gvt: remove scheduler_mutex in per-engine workload_thread
  drm/i915/gvt: Revert "drm/i915/gvt: Fix possible recursive locking issue"
  drm/i915/gvt: Audit the command buffer address
  drm/i915/gvt: Fix a memory leak in intel_gvt_init_gtt()
  drm/rockchip: fix NULL check on devm_kzalloc() return value
  drm/i915/fbdev: Check for existence of ifbdev->vma before operations
  drm/radeon: Fix eDP for single-display iMac10,1 (v2)
  drm/i915: Hold RPM wakelock while initializing OA buffer
  drm/i915/cnl: Fix the CURSOR_COEFF_MASK used in DDI Vswing Programming
  drm/i915/cfl: Fix Workarounds.
  drm/i915: Avoid undefined behaviour of "u32 >> 32"
  drm/i915: reintroduce VLV/CHV PFI programming power domain workaround
  drm/i915: Fix an error checking test
  drm/i915: Disable MSI for all pre-gen5
  drm/atomic: Add missing drm_atomic_state_clear to atomic_remove_fb
  drm: vblank: Fix vblank timestamp update
  drm/i915/gvt: Make function dpy_reg_mmio_readx safe
  drm/mediatek: separate color module to fixup error memory reallocation
  ...
2017-07-13 11:26:18 -07:00
Ville Syrjälä
a4370c7774 drm/atomic: Make private objs proper objects
Make the atomic private object stuff less special by introducing proper
base classes for the object and its state. Drivers can embed these in
their own appropriate objects, after which these things will work
exactly like the plane/crtc/connector states during atomic operations.

v2: Reorder to not depend on drm_dynarray (Daniel)

Cc: Dhinakaran Pandiyan <dhinakaran.pandiyan@intel.com>
Cc: Daniel Vetter <daniel.vetter@ffwll.ch>
Reviewed-by: Daniel Vetter <daniel.vetter@ffwll.ch> #v1
Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Link: http://patchwork.freedesktop.org/patch/msgid/20170712155102.26276-3-ville.syrjala@linux.intel.com
2017-07-13 19:28:43 +03:00
Dave Airlie
0355e22a4b Merge tag 'drm-misc-next-fixes-2017-07-10' of git://anongit.freedesktop.org/git/drm-misc into drm-next
Core Changes:
- Fix empty timestamps on hw without vlbank counter (Laurent)
- Clear atomic state before retrying ww/mutex acquisition in remove_fb (Maarten)

Driver Changes:
- rockchip: Fix incorrect NULL pointer check after allocation (Gustavo)

Cc: Gustavo A. R. Silva <garsilva@embeddedor.com>
Cc: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>
Cc: Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>

* tag 'drm-misc-next-fixes-2017-07-10' of git://anongit.freedesktop.org/git/drm-misc:
  drm/rockchip: fix NULL check on devm_kzalloc() return value
  drm/atomic: Add missing drm_atomic_state_clear to atomic_remove_fb
  drm: vblank: Fix vblank timestamp update
  DRM: Fix an incorrectly formatted table
  bridge: Fix panel-bridge error return on !panel.
  drm/rockchip: gem: add the lacks lock and trivial changes
2017-07-13 11:22:34 +10:00
Linus Torvalds
af3c8d9850 main drm pull for v4.13
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Merge tag 'drm-for-v4.13' of git://people.freedesktop.org/~airlied/linux

Pull drm updates from Dave Airlie:
 "This is the main pull request for the drm, I think I've got one later
  driver pull for mediatek SoC driver, I'm undecided on if it needs to
  go to you yet.

  Otherwise summary below:

  Core drm:
   - Atomic add driver private objects
   - Deprecate preclose hook in modern drivers
   - MST bandwidth tracking
   - Use kvmalloc in more places
   - Add mode_valid hook for crtc/encoder/bridge
   - Reduce sync_file construction time
   - Documentation updates
   - New DRM synchronisation object support

  New drivers:
   - pl111 - pl111 CLCD display controller

  Panel:
   - Innolux P079ZCA panel driver
   - Add NL12880B20-05, NL192108AC18-02D, P320HVN03 panels
   - panel-samsung-s6e3ha2: Add s6e3hf2 panel support

  i915:
   - SKL+ watermark fixes
   - G4x/G33 reset improvements
   - DP AUX backlight improvements
   - Buffer based GuC/host communication
   - New getparam for (sub)slice infomation
   - Cannonlake and Coffeelake initial patches
   - Execbuf optimisations

  radeon/amdgpu:
   - Lots of Vega10 bug fixes
   - Preliminary raven support
   - KIQ support for compute rings
   - MEC queue management rework
   - DCE6 Audio support
   - SR-IOV improvements
   - Better radeon/amdgpu selection support

  nouveau:
   - HDMI stereoscopic support
   - Display code rework for >= GM20x GPUs

  msm:
   - GEM rework for fine-grained locking
   - Per-process pagetable work
   - HDMI fixes for Snapdragon 820.

  vc4:
   - Remove 256MB CMA limit from vc4
   - Add out-fence support
   - Add support for cygnus
   - Get/set tiling ioctls support
   - Add T-format tiling support for scanout

  zte:
   - add VGA support.

  etnaviv:
   - Thermal throttle support for newer GPUs
   - Restore userspace buffer cache performance
   - dma-buf sync fix

  stm:
   - add stm32f429 display support

  exynos:
   - Rework vblank handling
   - Fixup sw-trigger code

  sun4i:
   - V3s display engine support
   - HDMI support for older SoCs
   - Preliminary work on dual-pipeline SoCs.

  rcar-du:
   - VSP work

  imx-drm:
   - Remove counter load enable from PRE
   - Double read/write reduction flag support

  tegra:
   - Documentation for the host1x and drm driver.
   - Lots of staging ioctl fixes due to grate project work.

  omapdrm:
   - dma-buf fence support
   - TILER rotation fixes"

* tag 'drm-for-v4.13' of git://people.freedesktop.org/~airlied/linux: (1270 commits)
  drm: Remove unused drm_file parameter to drm_syncobj_replace_fence()
  drm/amd/powerplay: fix bug fail to remove sysfs when rmmod amdgpu.
  amdgpu: Set cik/si_support to 1 by default if radeon isn't built
  drm/amdgpu/gfx9: fix driver reload with KIQ
  drm/amdgpu/gfx8: fix driver reload with KIQ
  drm/amdgpu: Don't call amd_powerplay_destroy() if we don't have powerplay
  drm/ttm: Fix use-after-free in ttm_bo_clean_mm
  drm/amd/amdgpu: move get memory type function from early init to sw init
  drm/amdgpu/cgs: always set reference clock in mode_info
  drm/amdgpu: fix vblank_time when displays are off
  drm/amd/powerplay: power value format change for Vega10
  drm/amdgpu/gfx9: support the amdgpu.disable_cu option
  drm/amd/powerplay: change PPSMC_MSG_GetCurrPkgPwr for Vega10
  drm/amdgpu: Make amdgpu_cs_parser_init static (v2)
  drm/amdgpu/cs: fix a typo in a comment
  drm/amdgpu: Fix the exported always on CU bitmap
  drm/amdgpu/gfx9: gfx_v9_0_enable_gfx_static_mg_power_gating() can be static
  drm/amdgpu/psp: upper_32_bits/lower_32_bits for address setup
  drm/amd/powerplay/cz: print message if smc message fails
  drm/amdgpu: fix typo in amdgpu_debugfs_test_ib_init
  ...
2017-07-09 18:48:37 -07:00
Linus Torvalds
771d3feb4b Merge branch 'work.drm' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs
Pull DRM compat ioctl handling updates from Al Viro:
 "This kills the double-copies in there and tons of field-by-field
  copyin/copyout.

  Several dead ioctls put to rest, while we are at it - the native
  counterparts had been gone for a decade, so we can bloody well fail
  early on the compat side. No point rearranging the 32bit structure
  into 64bit one (and back) only to be told "piss off, I don't know that
  ioctl" by the native code..."

* 'work.drm' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs: (29 commits)
  Fix trivial misannotations
  mga: switch compat ioctls to drm_ioctl_kernel()
  radeon: take out dead compat ioctls
  drm compat: ia64 is not biarch
  drm_compat_ioctl(): tidy up a bit
  switch compat_drm_mapbufs() to drm_ioctl_kernel()
  switch compat_drm_rmmap() to drm_ioctl_kernel()
  switch compat_drm_mode_addfb2() to drm_ioctl_kernel()
  switch compat_drm_wait_vblank() to drm_ioctl_kernel()
  switch compat_drm_update_draw()
  compat_drm: switch sg ioctls
  compat_drm: switch AGP compat ioctls to drm_ioctl_kernel()
  switch compat_drm_dma() to drm_ioctl_kernel()
  switch compat_drm_resctx() to drm_ioctl_kernel()
  switch compat_drm_getsareactx() to drm_ioctl_kernel()
  switch compat_drm_setsareactx() to drm_ioctl_kernel()
  switch compat_drm_freebufs() to drm_ioctl_kernel()
  switch compat_drm_markbufs() to drm_ioctl_kernel()
  switch compat_drm_addmap() to drm_ioctl_kernel()
  switch compat_drm_getstats() to drm_ioctl_kernel()
  ...
2017-07-06 20:32:13 -07:00