Commit Graph

51598 Commits

Author SHA1 Message Date
Yong Zhao
a4a3ad3523 Revert "drm/amdgpu: Fix bugs in setting CP RB/MEC DOORBELL_RANGE registers"
The original change caused a regression, so revert it until the new fix
is ready.

BUG: https://bugs.freedesktop.org/show_bug.cgi?id=109650

This reverts commit 764c85fef41722db0f21558c6c2fb38bee172d19.

Signed-off-by: Yong Zhao <Yong.Zhao@amd.com>
Acked-by: Alex Deucher <alexander.deucher@amd.com>
Reviewed-by: Felix Kuehling <Felix.Kuehling@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2019-02-19 15:58:26 -05:00
Yong Zhao
e02c80d60c Revert "drm/amdgpu: Delete user queue doorbell variables"
This reverts commit 9006c6bd9059cb9807fa863bafc1d776222cb61b.

Signed-off-by: Yong Zhao <Yong.Zhao@amd.com>
Acked-by: Alex Deucher <alexander.deucher@amd.com>
Reviewed-by: Felix Kuehling <Felix.Kuehling@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2019-02-19 15:58:26 -05:00
Gustavo A. R. Silva
cc5034a5d2 drm/radeon/evergreen_cs: fix missing break in switch statement
Add missing break statement in order to prevent the code from falling
through to case CB_TARGET_MASK.

This bug was found thanks to the ongoing efforts to enable
-Wimplicit-fallthrough.

Fixes: dd220a00e8 ("drm/radeon/kms: add support for streamout v7")
Cc: stable@vger.kernel.org
Signed-off-by: Gustavo A. R. Silva <gustavo@embeddedor.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2019-02-19 15:48:41 -05:00
Gustavo A. R. Silva
2f54a0412f drm/amdgpu/si_dpm: Mark expected switch fall-throughs
In preparation to enabling -Wimplicit-fallthrough, mark switch
cases where we are expecting to fall through.

Warning level 3 was used: -Wimplicit-fallthrough=3

This patch is part of the ongoing efforts to enable
-Wimplicit-fallthrough.

Signed-off-by: Gustavo A. R. Silva <gustavo@embeddedor.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2019-02-18 18:01:15 -05:00
Gustavo A. R. Silva
ecdadace81 drm/radeon/ci_dpm: Mark expected switch fall-throughs
In preparation to enabling -Wimplicit-fallthrough, mark switch
cases where we are expecting to fall through.

Warning level 3 was used: -Wimplicit-fallthrough=3

This patch is part of the ongoing efforts to enable
-Wimplicit-fallthrough.

Signed-off-by: Gustavo A. R. Silva <gustavo@embeddedor.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2019-02-18 18:01:12 -05:00
Gustavo A. R. Silva
e38545908a drm/amd/powerplay/smu7_hwmgr: Mark expected switch fall-throughs
In preparation to enabling -Wimplicit-fallthrough, mark switch
cases where we are expecting to fall through.

Warning level 3 was used: -Wimplicit-fallthrough=3

This patch is part of the ongoing efforts to enable
-Wimplicit-fallthrough.

Signed-off-by: Gustavo A. R. Silva <gustavo@embeddedor.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2019-02-18 18:01:10 -05:00
Gustavo A. R. Silva
c81e5efeec drm/amd/display/dce_mem_input: Mark expected switch fall-through
In preparation to enabling -Wimplicit-fallthrough, mark switch
cases where we are expecting to fall through.

Warning level 3 was used: -Wimplicit-fallthrough=3

Notice that, in this particular case, the code comment is modified
in accordance with what GCC is expecting to find.

This patch is part of the ongoing efforts to enable
-Wimplicit-fallthrough.

Signed-off-by: Gustavo A. R. Silva <gustavo@embeddedor.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2019-02-18 18:01:07 -05:00
Gustavo A. R. Silva
8328691d3b drm/radeon/si_dpm: Mark expected switch fall-throughs
In preparation to enabling -Wimplicit-fallthrough, mark switch
cases where we are expecting to fall through.

Warning level 3 was used: -Wimplicit-fallthrough=3

This patch is part of the ongoing efforts to enable
-Wimplicit-fallthrough.

Signed-off-by: Gustavo A. R. Silva <gustavo@embeddedor.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2019-02-18 18:01:04 -05:00
Gustavo A. R. Silva
7ac65f4276 drm/amd/display/dc/bios_parser2: Mark expected switch fall-throughs
In preparation to enabling -Wimplicit-fallthrough, mark switch
cases where we are expecting to fall through.

Warning level 3 was used: -Wimplicit-fallthrough=3

This patch is part of the ongoing efforts to enable
-Wimplicit-fallthrough.

Signed-off-by: Gustavo A. R. Silva <gustavo@embeddedor.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2019-02-18 18:01:00 -05:00
Yong Zhao
234441dd49 drm/amdkfd: Optimize out sdma doorbell array in kgd2kfd_shared_resources
We can directly calculate sdma doorbell indexes in the process doorbell
pages through the doorbell_index structure in amdgpu_device, so no need
to cache them in kgd2kfd_shared_resources any more. This alleviates the
adaptation needs when new SDMA configurations are introduced.

Signed-off-by: Yong Zhao <Yong.Zhao@amd.com>
Reviewed-by: Felix Kuehling <Felix.Kuehling@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2019-02-18 18:00:50 -05:00
Yong Zhao
1f86805adc drm/amdkfd: Fix bugs regarding CP queue doorbell mask on SOC15
Reserved doorbells for SDMA IH and VCN were not properly masked out
when allocating doorbells for CP user queues. This patch fixed that.

Signed-off-by: Yong Zhao <Yong.Zhao@amd.com>
Reviewed-by: Felix Kuehling <Felix.Kuehling@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2019-02-18 18:00:41 -05:00
Yong Zhao
828845b7c8 drm/amdgpu: Add first_non_cp and last_non_cp in amdgpu_doorbell_index
They will be used to inform KFD the doorbell range not usable for CP.

Signed-off-by: Yong Zhao <Yong.Zhao@amd.com>
Reviewed-by: Felix Kuehling <Felix.Kuehling@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2019-02-18 18:00:16 -05:00
Yong Zhao
7452394310 drm/amdkfd: Move a constant definition around
The similar definitions should be consecutive.

Signed-off-by: Yong Zhao <Yong.Zhao@amd.com>
Reviewed-by: Felix Kuehling <Felix.Kuehling@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2019-02-18 17:59:56 -05:00
Alex Deucher
478168e1cb drm/amdgpu: remove some old unused dpm helpers
Carried over from radeon, but no longer used.

Reviewed-by: Michel Dänzer <michel.daenzer@amd.com>
Acked-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2019-02-15 11:15:50 -05:00
Bas Nieuwenhuizen
b5bb37eddb drm/amdgpu: Add command to override the context priority.
Given a master fd we can then override the priority of the context
in another fd.

Using these overrides was recommended by Christian instead of trying
to submit from a master fd, and I am adding a way to override a
single context instead of the entire process so we can only upgrade
a single Vulkan queue and not effectively the entire process.

Reused the flags field as it was checked to be 0 anyways, so nothing
used it. This is source-incompatible (due to the name change), but
ABI compatible.

Signed-off-by: Bas Nieuwenhuizen <bas@basnieuwenhuizen.nl>
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2019-02-15 11:15:43 -05:00
Bas Nieuwenhuizen
021830d24b drm/amdgpu: Check if fd really is an amdgpu fd.
Otherwise we interpret the file private data as drm & amdgpu data
while it might not be, possibly allowing one to get memory corruption.

Signed-off-by: Bas Nieuwenhuizen <bas@basnieuwenhuizen.nl>
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2019-02-15 11:15:37 -05:00
Bas Nieuwenhuizen
2a84e48e97 drm/amdgpu: Only add rqs for initialized rings.
I don't see another way to figure out if a ring is initialized if
the hardware block might not be initialized.

Entities have been fixed up to handle num_rqs = 0.

Signed-off-by: Bas Nieuwenhuizen <bas@basnieuwenhuizen.nl>
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2019-02-15 11:15:30 -05:00
Bas Nieuwenhuizen
1decbf6bb0 drm/sched: Fix entities with 0 rqs.
Some blocks in amdgpu can have 0 rqs.

Job creation already fails with -ENOENT when entity->rq is NULL,
so jobs cannot be pushed. Without a rq there is no scheduler to
pop jobs, and rq selection already does the right thing with a
list of length 0.

So the operations we need to fix are:
  - Creation, do not set rq to rq_list[0] if the list can have length 0.
  - Do not flush any jobs when there is no rq.
  - On entity destruction handle the rq = NULL case.
  - on set_priority, do not try to change the rq if it is NULL.

Signed-off-by: Bas Nieuwenhuizen <bas@basnieuwenhuizen.nl>
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2019-02-15 11:15:08 -05:00
Alex Deucher
7a5e0d9ab6 drm/amdgpu: don't clamp debugfs register access to the BAR size
This prevents us from accessing extended registers in tools like
umr.  The register access functions already check if the offset
is beyond the BAR size and use the indirect accessors with locking
so this is safe.

Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2019-02-13 17:51:41 -05:00
Colin Ian King
9b49c19766 drm/amdgpu: fix several indentation issues
There are several statements that are incorrectly indented. Fix these.

Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Colin Ian King <colin.king@canonical.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2019-02-13 17:51:37 -05:00
Alex Deucher
4d3d228e10 drm/amdgpu/powerplay: declare firmware for CI cards
Missing firmware declaration caused firmware requirement to
not be noted by the module and may cause firmware to not
be available in initrd.

Fixes: bc4b539e38 "drm/amdgpu: remove old CI DPM implementation"
Reviewed-by: James Zhu <James.Zhu@amd.com>
Tested-by: James Zhu <James.Zhu@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2019-02-13 17:51:25 -05:00
Andrey Grodzovsky
f7c8930d9e drm/amd/display: Fix deadlock with display during hanged ring recovery.
When ring hang happens amdgpu_dm_commit_planes during flip is holding
the BO reserved and then stack waiting for fences to signal in
reservation_object_wait_timeout_rcu (which won't signal because there
was a hnag). Then when we try to shutdown display block during reset
recovery from drm_atomic_helper_suspend we also try to reserve the BO
from dm_plane_helper_cleanup_fb ending in deadlock.
Also remove useless WARN_ON

Signed-off-by: Andrey Grodzovsky <andrey.grodzovsky@amd.com>
Reviewed-by: Nicholas Kazlauskas <nicholas.kazlauskas@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2019-02-13 17:51:17 -05:00
Yong Zhao
c0d9271ecb drm/amdgpu: Delete user queue doorbell variables
They are no longer used, so delete them to avoid confusion.

Signed-off-by: Yong Zhao <Yong.Zhao@amd.com>
Reviewed-by: Felix Kuehling <Felix.Kuehling@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2019-02-13 17:51:10 -05:00
Yong Zhao
74b9b3ea0c drm/amdgpu: Fix bugs in setting CP RB/MEC DOORBELL_RANGE registers
CP_RB_DOORBELL_RANGE_LOWER/UPPER and CP_MEC_DOORBELL_RANGE_LOWER/UPPER
are used for waking up an idle scheduler and for power gating support.
Usually the first few doorbells in pci doorbell bar are used for RB
and all leftover for MEC. This patch fixes the incorrect settings.

Theoretically, gfx ring doorbells should come before all MEC doorbells
to be consistent with the design. However, since the doorbell
allocations are agreed by all and we are not free to change them, also
considering the kernel MEC ring doorbells which are before gfx ring
doorbells are not used often, we compromise by leaving the doorbell
allocations unchanged.

Signed-off-by: Yong Zhao <Yong.Zhao@amd.com>
Reviewed-by: Felix Kuehling <Felix.Kuehling@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2019-02-13 17:51:02 -05:00
Felix Kuehling
2d086fded1 drm/amdgpu: Simplify eviction fence handling
Temporarily removing eviction fences to avoid triggering them by
accident is no longer necessary due to the fence_owner logic in
amdgpu_sync_resv.

As a result the ef_list usage of amdgpu_amdkfd_remove_eviction_fence
and amdgpu_amdkfd_add_eviction_fence are no longer needed.

Signed-off-by: Felix Kuehling <Felix.Kuehling@amd.com>
Acked-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Harish Kasiviswanathan <Harish.Kasiviswanathan@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2019-02-13 17:50:54 -05:00
Felix Kuehling
8db588d5d3 drm/amdgpu: Avoid setting off KFD eviction fences in amdgpu_vm
Use FENCE_OWNER_KFD to synchronize PT/PD initialization and clearing
of page table entries. This avoids triggering KFD eviction fences on
the PD reservation objects of compute VMs.

Signed-off-by: Felix Kuehling <Felix.Kuehling@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2019-02-13 17:50:47 -05:00
Felix Kuehling
c60cd590cb drm/amdgpu: Replace ttm_bo_wait with amdgpu_bo_sync_wait
The fence_owner logic in amdgpu_sync_wait will allow waiting without
having to temporarily remove eviction fences.

Signed-off-by: Felix Kuehling <Felix.Kuehling@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2019-02-13 17:50:39 -05:00
Felix Kuehling
e8e32426b1 drm/amdgpu: Add helper to wait for BO fences using a sync object
Creates a temporary sync object to wait for the BO reservation. This
generalizes amdgpu_vm_wait_pd.

Signed-off-by: Felix Kuehling <Felix.Kuehling@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2019-02-13 17:50:32 -05:00
wentalou
2c11ee6ae5 drm/amdgpu: tighten gpu_recover in mailbox_flr to avoid duplicate recover in sriov
sriov's gpu_recover inside xgpu_ai_mailbox_flr_work would cause duplicate recover in TDR.
TDR's gpu_recover would be triggered by amdgpu_job_timedout,
that could avoid vk-cts failure by unexpected recover.

Signed-off-by: Wentao Lou <Wentao.Lou@amd.com>
Acked-by: Andrey Grodzovsky <andrey.grodzovsky@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2019-02-13 17:50:13 -05:00
Christian König
e2fb6e0a7a drm/amdgpu: cleanup amdgpu_ih_process a bit more
Remove the callback and call the dispatcher directly.

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>
2019-02-13 17:47:11 -05:00
Gerd Hoffmann
16065fcdd1 drm/virtio: do NOT reuse resource ids
Bisected guest kernel changes crashing qemu.  Landed at
"6c1cd97bda drm/virtio: fix resource id handling".  Looked again, and
noticed we where not only leaking *some* ids, but *all* ids.  The old
code never ever called virtio_gpu_resource_id_put().

So, commit 6c1cd97bda effectively makes the linux kernel starting
re-using IDs after releasing them, and apparently virglrenderer can't
deal with that.  Oops.

This patch puts a temporary stopgap into place for the 5.0 release.

Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
Reviewed-by: Dave Airlie <airlied@redhat.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20190208140409.15280-1-kraxel@redhat.com
2019-02-11 14:44:10 +10:00
Dave Airlie
f4bc54b532 Merge branch 'drm-next-5.1' of git://people.freedesktop.org/~agd5f/linux into drm-next
Updates for 5.1:
- GDS fixes
- Add AMDGPU_CHUNK_ID_SCHEDULED_DEPENDENCIES interface
- GPUVM fixes
- PCIE DPM switching fixes for vega20
- Vega10 uclk DPM regression fix
- DC Freesync fixes
- DC ABM fixes
- Various DC cleanups

Signed-off-by: Dave Airlie <airlied@redhat.com>
From: Alex Deucher <alexdeucher@gmail.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20190208210214.27666-1-alexander.deucher@amd.com
2019-02-11 14:04:20 +10:00
Dave Airlie
5ea3998d56 UAPI Changes:
- Expose RPCS (SSEU) configuration to userspace for Ice Lake
 in order to allow userspace to reconfigure the subslice config
 per context basis. (Tvrtko, Lionel)
 
 Driver Changes:
 
 - Execbuf and preemption improvements including selftests (Chris)
 - Rename HAS_GMCH_DISPLAY/HAS_GMCH (Rodrigo)
 - Debugfs error handling fix for robustness (Greg)
 - Improve reg_rw traces (Ville)
 - Push clear_intel_crtc_state onto the heap (Chris)
 - Watermark fixes for Ice Lake (Ville)
 - Fix enable count array size and bounds checking (Tvrtko)
 - MST Fixes (Lyude)
 - Prevent race and handle error on I915_GEM_MMAP (Joonas)
 - Initial rework for an full atomic gamma mode (Ville)
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Merge tag 'drm-intel-next-2019-02-07' of git://anongit.freedesktop.org/drm/drm-intel into drm-next

UAPI Changes:

- Expose RPCS (SSEU) configuration to userspace for Ice Lake
in order to allow userspace to reconfigure the subslice config
per context basis. (Tvrtko, Lionel)

Driver Changes:

- Execbuf and preemption improvements including selftests (Chris)
- Rename HAS_GMCH_DISPLAY/HAS_GMCH (Rodrigo)
- Debugfs error handling fix for robustness (Greg)
- Improve reg_rw traces (Ville)
- Push clear_intel_crtc_state onto the heap (Chris)
- Watermark fixes for Ice Lake (Ville)
- Fix enable count array size and bounds checking (Tvrtko)
- MST Fixes (Lyude)
- Prevent race and handle error on I915_GEM_MMAP (Joonas)
- Initial rework for an full atomic gamma mode (Ville)

Signed-off-by: Dave Airlie <airlied@redhat.com>

From: Rodrigo Vivi <rodrigo.vivi@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20190208165000.GA30314@intel.com
2019-02-11 13:41:59 +10:00
Dave Airlie
38f070eb12 drm/tegra: Changes for v5.1-rc1
This set of changes starts of with some refactoring of the CEC support
 to make it reusable on Tegra210 and later. Following are a couple of
 fixes for HDMI audio support (via HDA).
 
 The bulk here is a set of preparatory patches working towards enabling
 Tegra186 support for host1x and VIC. Additional patches will be needed
 to fully enable this, but they're not quite ready yet.
 
 To round things off, this also adds support for configuring the SOR
 crossbar using device tree, and fixes a couple of job-related issues in
 the host1x code.
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Merge tag 'drm/tegra/for-5.1-rc1' of git://anongit.freedesktop.org/tegra/linux into drm-next

drm/tegra: Changes for v5.1-rc1

This set of changes starts of with some refactoring of the CEC support
to make it reusable on Tegra210 and later. Following are a couple of
fixes for HDMI audio support (via HDA).

The bulk here is a set of preparatory patches working towards enabling
Tegra186 support for host1x and VIC. Additional patches will be needed
to fully enable this, but they're not quite ready yet.

To round things off, this also adds support for configuring the SOR
crossbar using device tree, and fixes a couple of job-related issues in
the host1x code.

Signed-off-by: Dave Airlie <airlied@redhat.com>

From: Thierry Reding <thierry.reding@gmail.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20190208144721.25830-1-thierry.reding@gmail.com
2019-02-11 13:32:49 +10:00
Dave Airlie
0ad7fb7c7b Renesas display drivers changes for v5.1 (2nd part):
- R8A7744 LVDS support
 - DPAD0 output support on D3/E3
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Merge tag 'du-next-20190208' of git://linuxtv.org/pinchartl/media into drm-next

Renesas display drivers changes for v5.1 (2nd part):

- R8A7744 LVDS support
- DPAD0 output support on D3/E3

Signed-off-by: Dave Airlie <airlied@redhat.com>

From: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20190208003355.GG10386@pendragon.ideasonboard.com
2019-02-11 13:17:05 +10:00
Laurent Pinchart
a6cc417d3e drm: rcar-du: Turn LVDS clock output on/off for DPAD0 output on D3/E3
On the D3 and E3 SoCs the LVDS PLL clock output provides the dot clock
to the DU channels, even when the LVDS outputs are not in use. Enable
and disable the LVDS clock output when enabling or disabling a CRTC
connected to the DPAD0 output.

Signed-off-by: Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>
2019-02-08 02:25:56 +02:00
Laurent Pinchart
02f2b30032 drm: rcar-du: lvds: Add API to enable/disable clock output
On the D3 and E3 platforms, the LVDS internal PLL supplies the pixel
clock to the DU. This works automatically for LVDS outputs as the LVDS
encoder is enabled through the bridge API, enabling the internal PLL and
clock output. However, when using the DU DPAD output with the LVDS
outputs turned off, the LVDS PLL needs to be controlled manually. Add an
API to do so, to be called by the DU driver.

The drivers/gpu/drm/rcar-du/ directory has to be treated as obj-y
unconditionally, as the LVDS driver could be built-in while the DU
driver is compiled as a module.

Signed-off-by: Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>
2019-02-08 02:25:56 +02:00
Laurent Pinchart
6e1f855781 drm: rcar-du: lvds: Don't fail probe if output is not connected on D3/E3
On the D3 and E3 SoCs the LVDS encoder has an extended internal PLL and
supplies a clock to the DU. That clock is used not only for the LVDS
outputs but also for the DPAD output. The LVDS encoder thus needs to be
available to the DU even when its output is disabled. Don't fail probe
in that case on D3 and E3.

Signed-off-by: Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>
2019-02-08 02:25:56 +02:00
Laurent Pinchart
5aebc852af drm: rcar-du: Simplify encoder registration
Before the driver fully moved to drm_bridge and drm_panel, it was
necessary to parse DT and locate encoder and connector nodes. The
connector node is now unused and can be removed as a parameter to
rcar_du_encoder_init(). As a consequence rcar_du_encoders_init_one() can
be greatly simplified, removing most of the DT parsing.

Signed-off-by: Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>
2019-02-08 02:25:55 +02:00
Biju Das
fc59d7d491 drm: rcar-du: lvds: Add r8a7744 support
The LVDS encoders on RZ/G1N SoC is similar to RZ/G1M. Add support for
RZ/G1N (R8A7744) SoC to the LVDS encoder driver.

Signed-off-by: Biju Das <biju.das@bp.renesas.com>
Reviewed-by: Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>
Signed-off-by: Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>
Reviewed-by: Simon Horman <horms+renesas@verge.net.au>
2019-02-08 02:25:55 +02:00
Julia Lawall
4c6d8fc20b drm: rcar-du: add missing of_node_put
Add an of_node_put when the result of of_graph_get_remote_port_parent is
not available.

Add a second of_node_put if no encoder is selected (encoder remains NULL).

The semantic match that finds the first problem is as follows
(http://coccinelle.lip6.fr):

// <smpl>
@r exists@
local idexpression e;
expression x;
@@
e = of_graph_get_remote_port_parent(...);
... when != x = e
    when != true e == NULL
    when != of_node_put(e)
    when != of_fwnode_handle(e)
(
return e;
|
*return ...;
)
// </smpl>

Signed-off-by: Julia Lawall <Julia.Lawall@lip6.fr>
Reviewed-by: Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>
Reviewed-by: Kieran Bingham <kieran.bingham+renesas@ideasonboard.com>
Signed-off-by: Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>
2019-02-08 02:25:55 +02:00
Harry Wentland
0461221316 drm/amd/display: Check hpd_gpio for NULL before accessing it
dal_gpio_open and dal_gpio_unlock_pin dereference hpd_gpio.
Check for NULL before calling those functions.

Fixes: ac627caf6b ("drm/amd/display: add gpio lock/unlock")
Reported-by: Przemek Socha <soprwa@gmail.com>
CC: Chiawen Huang <chiawen.huang@amd.com>
CC: Tony Cheng <Tony.Cheng@amd.com>
Acked-by: Alex Deucher <alexander.deucher@amd.com>
Tested-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Harry Wentland <harry.wentland@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2019-02-07 17:22:12 -05:00
Rodrigo Vivi
c09d39166d drm/i915: Update DRIVER_DATE to 20190207
Signed-off-by: Rodrigo Vivi <rodrigo.vivi@intel.com>
2019-02-07 12:45:32 -08:00
Ville Syrjälä
051a6d8d3c drm/i915: Move LUT programming to happen after vblank waits
The LUTs are single buffered so we should program them after
the double buffered pipe updates have been latched by the
hardware.

We'll also fix up the IPS vs. split gamma w/a to do the IPS
disable like everyone else. Note that this is currently dead
code as we don't use the split gamma mode on HSW, but that
will be fixed up shortly.

Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20190205160848.24662-7-ville.syrjala@linux.intel.com
Reviewed-by: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>
2019-02-07 21:45:44 +02:00
Ville Syrjälä
4d8ed54c04 drm/i915: Split color mgmt based on single vs. double buffered registers
Split the color management hooks along the single vs. double
buffered registers line. Of the currently programmed registers
GAMMA_MODE and the ilk+ pipe CSC are double buffered, the
LUTS and CHV CGM block are single buffered.

The double buffered register will be programmed during the
normal pipe update with evasion, and also during pipe enable
so that the settings will already be correct when the pipe
starts up before the planes are enabled.

The single buffered registers are currently programmed before
the vblank evade. Which is totally wrong, but we'll correct
that later.

v2: Add some docs to explain the two vfuncs (Matt,Uma)
    Rebase

Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20190205160848.24662-6-ville.syrjala@linux.intel.com
Reviewed-by: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>
2019-02-07 21:45:44 +02:00
Ville Syrjälä
87cefd57c8 drm/i915: Pull GAMMA_MODE write out from haswell_load_luts()
For bdw+ let's move the GAMMA_MODE write for the legacy LUT
mode into the .load_luts() funciton directly, rather than
relying on haswell_load_luts(). We'll be getting rid of
haswell_load_luts() entirely soon, and it's anyway cleaner
to have the GAMMA_MODE write in a single place.

Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Reviewed-by: Matt Roper <matthew.d.roper@intel.com>
Reviewed-by: Uma Shankar <uma.shankar@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20190205160848.24662-5-ville.syrjala@linux.intel.com
Reviewed-by: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>
2019-02-07 21:45:39 +02:00
Ville Syrjälä
23b03a272c drm/i915: Constify the state arguments to the color management stuff
Pass the crtc state etc. as const to the color management commit
functions. And while at it polish some of the local variables.

v2: Rebase

Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Reviewed-by: Matt Roper <matthew.d.roper@intel.com>
Reviewed-by: Uma Shankar <uma.shankar@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20190205160848.24662-4-ville.syrjala@linux.intel.com
Reviewed-by: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>
2019-02-07 21:36:27 +02:00
Ville Syrjälä
5f4f3e386b drm/i915: Precompute gamma_mode
We shouldn't be computing gamma mode during the commit phase.
Move it to the check phase.

v2: Reword comments a bit (Matt)
    Rebase

Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Reviewed-by: Matt Roper <matthew.d.roper@intel.com>
Reviewed-by: Uma Shankar <uma.shankar@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20190205160848.24662-3-ville.syrjala@linux.intel.com
Reviewed-by: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>
2019-02-07 21:35:45 +02:00
Ville Syrjälä
7eb31a0bb2 drm/i915: Split the gamma/csc enable bits from the plane_ctl() function
On g4x+ the pipe gamma enable bit for the primary plane affects
the pipe bottom color as well. The same for the pipe csc enable
bit on ilk+. Thus we must configure those bits correctly even
when the primary plane is disabled.

To make the feasible let's split those settings from the
plane_ctl() function into a seprate funciton that we can
call from the ->disable_plane() hook as well.

For consistency we'll do that on all the plane types. While
that has no real benefits at this time, it'll become useful
when we start to control the pipe gamma/csc enable bits
dynamically when we overhaul the color management code.

On pre-g4x there doesn't appear to be any way to gamma
correct the pipe bottom color, but sticking to the same
pattern doesn't hurt. And it'll still help us to do
crtc state readout correctly for the pipe gamma enable
bit for the color management overhaul.

An alternative apporach would be to still precompute these
bits into plane_state->ctl, but that would require that we
run through the plane check even when the plane isn't logically
enabled on any crtc. Currently that condition causes us to
short circuit the entire thing and not call ->check_plane().
There would also be some chicken and egg problems with
->check_plane() vs. crtc color state check that would
requite splitting certain things into multiple steps.
So all in all this seems like the easier route.

Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20190205160848.24662-2-ville.syrjala@linux.intel.com
Reviewed-by: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>
2019-02-07 21:34:29 +02:00
Christian König
7fbd31ccea drm/amdgpu: fix NULL ptr dref in the VM code
The exclusive fence is of course perfectly optional here.

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>
2019-02-07 14:03:18 -05:00