drm/radeon/cik_sdma: Move 'amdgpu_cik_gpu_check_soft_reset()'s prototype to shared header

Fixes the following W=1 kernel build warning(s):

drivers/gpu/drm/radeon/cik.c:4845:5: warning: no previous

drm/radeon/cik_sdma: Move 'amdgpu_cik_gpu_check_soft_reset()'s prototype to shared header

Fixes the following W=1 kernel build warning(s):

drivers/gpu/drm/radeon/cik.c:4845:5: warning: no previous prototype for ‘cik_gpu_check_soft_reset’ [-Wmissing-prototypes]
4845 | u32 cik_gpu_check_soft_reset(struct radeon_device *rdev)
| ^~~~~~~~~~~~~~~~~~~~~~~~

Cc: Alex Deucher <alexander.deucher@amd.com>
Cc: "Christian König" <christian.koenig@amd.com>
Cc: David Airlie <airlied@linux.ie>
Cc: Daniel Vetter <daniel@ffwll.ch>
Cc: amd-gfx@lists.freedesktop.org
Cc: dri-devel@lists.freedesktop.org
Signed-off-by: Lee Jones <lee.jones@linaro.org>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

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drm/radeon/cik_sdma: Demote vague attempt at kernel-doc

Fixes the following W=1 kernel build warning(s):

drivers/gpu/drm/radeon/cik_sdma.c:949: warning: Function parameter or member 'ring' not des

drm/radeon/cik_sdma: Demote vague attempt at kernel-doc

Fixes the following W=1 kernel build warning(s):

drivers/gpu/drm/radeon/cik_sdma.c:949: warning: Function parameter or member 'ring' not described in 'cik_dma_vm_flush'
drivers/gpu/drm/radeon/cik_sdma.c:949: warning: Function parameter or member 'vm_id' not described in 'cik_dma_vm_flush'
drivers/gpu/drm/radeon/cik_sdma.c:949: warning: Function parameter or member 'pd_addr' not described in 'cik_dma_vm_flush'

Cc: Alex Deucher <alexander.deucher@amd.com>
Cc: "Christian König" <christian.koenig@amd.com>
Cc: David Airlie <airlied@linux.ie>
Cc: Daniel Vetter <daniel@ffwll.ch>
Cc: Sumit Semwal <sumit.semwal@linaro.org>
Cc: amd-gfx@lists.freedesktop.org
Cc: dri-devel@lists.freedesktop.org
Cc: linux-media@vger.kernel.org
Cc: linaro-mm-sig@lists.linaro.org
Signed-off-by: Lee Jones <lee.jones@linaro.org>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

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drm/radeon: remove boolean checks in if statements.

Remove unnecessary variable comparisions to true/false in if statements
and check the value of the variable directly.

Signed-off-by: Wambui Karug

drm/radeon: remove boolean checks in if statements.

Remove unnecessary variable comparisions to true/false in if statements
and check the value of the variable directly.

Signed-off-by: Wambui Karuga <wambui.karugax@gmail.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

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dma-buf: rename reservation_object to dma_resv

Be more consistent with the naming of the other DMA-buf objects.

Signed-off-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Chris Wilson <

dma-buf: rename reservation_object to dma_resv

Be more consistent with the naming of the other DMA-buf objects.

Signed-off-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Chris Wilson <chris@chris-wilson.co.uk>
Link: https://patchwork.freedesktop.org/patch/323401/

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drm/radeon: drop use of drmP.h (2/2)

Drop use of drmP.h in remaining .c files.
To ease review a little the drmP.h removal was divided in two commits.

Signed-off-by: Sam Ravnborg <sam@ravnborg.org>

drm/radeon: drop use of drmP.h (2/2)

Drop use of drmP.h in remaining .c files.
To ease review a little the drmP.h removal was divided in two commits.

Signed-off-by: Sam Ravnborg <sam@ravnborg.org>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Cc: "Christian König" <christian.koenig@amd.com>
Cc: "David (ChunMing) Zhou" <David1.Zhou@amd.com>
Cc: David Airlie <airlied@linux.ie>
Cc: Daniel Vetter <daniel@ffwll.ch>
Link: https://patchwork.freedesktop.org/patch/msgid/20190608080241.4958-8-sam@ravnborg.org

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drm/radeon: drop dependency on drm_os_linux.h

The drm_os_linux.h header file is deprecated.
Drop all uses of symbols from this file.
All macros are just opencoded.
A few adjustments to include files

drm/radeon: drop dependency on drm_os_linux.h

The drm_os_linux.h header file is deprecated.
Drop all uses of symbols from this file.
All macros are just opencoded.
A few adjustments to include files was required as the obsolete
drm_os_linux.h included these headers.

Signed-off-by: Sam Ravnborg <sam@ravnborg.org>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Cc: "Christian König" <christian.koenig@amd.com>
Cc: "David (ChunMing) Zhou" <David1.Zhou@amd.com>
Cc: David Airlie <airlied@linux.ie>
Cc: Daniel Vetter <daniel@ffwll.ch>
Link: https://patchwork.freedesktop.org/patch/msgid/20190608080241.4958-4-sam@ravnborg.org

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drm/radeon: Avoid double gpu reset by adding a timeout on IB ring tests.

When the radeon driver resets a gpu, it attempts to test whether all the
rings can successfully handle an IB. If these rings

drm/radeon: Avoid double gpu reset by adding a timeout on IB ring tests.

When the radeon driver resets a gpu, it attempts to test whether all the
rings can successfully handle an IB. If these rings fail to respond, the
process will wait forever. Another gpu reset can't happen at this point,
as the current reset holds a lock required to do so. Instead, make all
the IB tests run with a timeout, so the system can attempt to recover
in this case.

While this doesn't fix the underlying issue with card resets failing, it
gives the system a higher chance of recovering. These timeouts have been
confirmed to help both a Tathi and Hawaii card recover after a gpu reset.

This also adds a new function, radeon_fence_wait_timeout, that behaves like
fence_wait_timeout. It is used instead of fence_wait_timeout as it continues
to work during a reset. radeon_fence_wait is changed to be implemented
using this function.

V2:
- Changed the timeout to 1s, as the default 10s from radeon_wait_timeout was
too long. A timeout of 100ms was tested and found to be too short.
- Changed radeon_fence_wait_timeout to behave more like fence_wait_timeout.

Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Matthew Dawson <matthew@mjdsystems.ca>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

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drm/radeon: SDMA fix hibernation (CI GPU family).

In order for hibernation to reliably work we need to properly turn
off the SDMA block, sadly after numerous attemps i haven't not found
proper seque

drm/radeon: SDMA fix hibernation (CI GPU family).

In order for hibernation to reliably work we need to properly turn
off the SDMA block, sadly after numerous attemps i haven't not found
proper sequence for clean and full shutdown. So simply reset both
SDMA block, this makes hibernation works reliably on sea island GPU
family (CI)

Hibernation and suspend to ram were tested (several times) on :
Bonaire
Hawaii
Mullins
Kaveri
Kabini

Cc: stable@vger.kernel.org
Signed-off-by: Jérôme Glisse <jglisse@redhat.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

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drm/radeon: Remove rdev->gart.pages_addr array

radeon_vm_map_gart can use rdev->gart.pages_entry instead.

Also move the masking of the page address to radeon_vm_map_gart from its
callers.

Reviewed

drm/radeon: Remove rdev->gart.pages_addr array

radeon_vm_map_gart can use rdev->gart.pages_entry instead.

Also move the masking of the page address to radeon_vm_map_gart from its
callers.

Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Michel Dänzer <michel.daenzer@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

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drm/radeon: cik_sdma_ctx_switch_enable() can be static

drivers/gpu/drm/radeon/cik_sdma.c:293:6: sparse: symbol 'cik_sdma_ctx_switch_enable' was not declared. Should it be static?

Signed-off-by: Fen

drm/radeon: cik_sdma_ctx_switch_enable() can be static

drivers/gpu/drm/radeon/cik_sdma.c:293:6: sparse: symbol 'cik_sdma_ctx_switch_enable' was not declared. Should it be static?

Signed-off-by: Fengguang Wu <fengguang.wu@intel.com>
Signed-off-by: Oded Gabbay <oded.gabbay@amd.com>

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drm/radeon: Enable sdma preemption

This patch adds to radeon the enablement of sdma preemption.
This is needed to support HWS of SDMA user-mode queues.

Signed-off-by: Ben Goz <ben.goz@amd.com>
Sign

drm/radeon: Enable sdma preemption

This patch adds to radeon the enablement of sdma preemption.
This is needed to support HWS of SDMA user-mode queues.

Signed-off-by: Ben Goz <ben.goz@amd.com>
Signed-off-by: Oded Gabbay <oded.gabbay@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>

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drm/radeon: fix VM flush on CIK (v3)

We need to wait for the GPUVM flush to complete. There
was some confusion as to how this mechanism was supposed
to work. The operation is not atomic. For GPU

drm/radeon: fix VM flush on CIK (v3)

We need to wait for the GPUVM flush to complete. There
was some confusion as to how this mechanism was supposed
to work. The operation is not atomic. For GPU initiated
invalidations you need to read back a VM register to
introduce enough latency for the update to complete.

v2: drop gart changes
v3: just read back rather than polling

Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Cc: stable@vger.kernel.org

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drm/radeon: use one VMID for each ring

Use multiple VMIDs for each VM, one for each ring. That allows
us to execute flushes separately on each ring, still not ideal
cause in a lot of cases rings can

drm/radeon: use one VMID for each ring

Use multiple VMIDs for each VM, one for each ring. That allows
us to execute flushes separately on each ring, still not ideal
cause in a lot of cases rings can share IDs.

Signed-off-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

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drm/radeon: split semaphore and sync object handling v2

Previously we just allocated space for four hardware semaphores
in each software semaphore object. Make software semaphore objects
represent o

drm/radeon: split semaphore and sync object handling v2

Previously we just allocated space for four hardware semaphores
in each software semaphore object. Make software semaphore objects
represent only one hardware semaphore address again by splitting
the sync code into it's own object.

v2: fix typo in comment

Signed-off-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

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drm/radeon: rework vm_flush parameters

Use ring structure instead of index and provide vm_id and pd_addr separately.

Signed-off-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex De

drm/radeon: rework vm_flush parameters

Use ring structure instead of index and provide vm_id and pd_addr separately.

Signed-off-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

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drm/radeon: use gart for DMA IB tests

Use gart rather than vram to avoid having to deal with
the HDP cache.

Port of adfed2b0587289013f8143c54913ddfd44ac1fd3
(drm/radeon: use gart memory for DMA rin

drm/radeon: use gart for DMA IB tests

Use gart rather than vram to avoid having to deal with
the HDP cache.

Port of adfed2b0587289013f8143c54913ddfd44ac1fd3
(drm/radeon: use gart memory for DMA ring tests)
to the IB tests.

Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Cc: stable@vger.kernel.org

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drm/radeon: use gart memory for DMA ring tests

Avoids HDP cache flush issues when using vram which can
cause ring test failures on certain boards.

Signed-off-by: Alex Deucher <alexander.deucher@amd

drm/radeon: use gart memory for DMA ring tests

Avoids HDP cache flush issues when using vram which can
cause ring test failures on certain boards.

Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Cc: Alexander Fyodorov <halcy@yandex.ru>
Cc: stable@vger.kernel.org

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drm/radeon: cope with foreign fences inside the reservation object

Not the whole world is a radeon! :-)

Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Maarten Lankhorst <maa

drm/radeon: cope with foreign fences inside the reservation object

Not the whole world is a radeon! :-)

Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Maarten Lankhorst <maarten.lankhorst@canonical.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

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drm/radeon: don't reset sdma on CIK init

Otherwise we may lose the DMA golden settings which can
lead to hangs, etc.

Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deuc

drm/radeon: don't reset sdma on CIK init

Otherwise we may lose the DMA golden settings which can
lead to hangs, etc.

Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Cc: stable@vger.kernel.org

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drm/radeon: add the infrastructure for concurrent buffer access

This allows us to specify if we want to sync to
the shared fences of a reservation object or not.

Signed-off-by: Christian König <chr

drm/radeon: add the infrastructure for concurrent buffer access

This allows us to specify if we want to sync to
the shared fences of a reservation object or not.

Signed-off-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

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drm/radeon: Only flush HDP cache for indirect buffers from userspace

It isn't necessary for command streams generated by the kernel (at least
not while we aren't storing ring or indirect buffers in

drm/radeon: Only flush HDP cache for indirect buffers from userspace

It isn't necessary for command streams generated by the kernel (at least
not while we aren't storing ring or indirect buffers in VRAM).

Signed-off-by: Michel Dänzer <michel.daenzer@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

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drm/radeon: split PT setup in more functions

Move the decision what to use into the common VM code.

Signed-off-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.

drm/radeon: split PT setup in more functions

Move the decision what to use into the common VM code.

Signed-off-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

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drm/radeon/cik: Read back SDMA WPTR register after writing it

For symmetry with other *_set_wptr hooks.

Signed-off-by: Michel Dänzer <michel.daenzer@amd.com>
Reviewed-by: Christian König <christian

drm/radeon/cik: Read back SDMA WPTR register after writing it

For symmetry with other *_set_wptr hooks.

Signed-off-by: Michel Dänzer <michel.daenzer@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

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drm/radeon: fix R600_PTE_GART handling

That didn't worked correctly any more and opened up a security problem.

Signed-off-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher

drm/radeon: fix R600_PTE_GART handling

That didn't worked correctly any more and opened up a security problem.

Signed-off-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

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drm/radeon: Allow write-combined CPU mappings of BOs in GTT (v2)

v2: fix rebase onto drm-fixes

Signed-off-by: Michel Dänzer <michel.daenzer@amd.com>
Reviewed-by: Christian König <christian.koenig@a

drm/radeon: Allow write-combined CPU mappings of BOs in GTT (v2)

v2: fix rebase onto drm-fixes

Signed-off-by: Michel Dänzer <michel.daenzer@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

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