dma-buf & drm/amdgpu: remove dma_resv workaround

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Rework the internals of the dma_resv object to allow adding more than one
write fence and remember for each fence what purpose it had.

This allows removing the workaround from amdgpu which used a container for
this instead.

Signed-off-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Cc: amd-gfx@lists.freedesktop.org
Link: https://patchwork.freedesktop.org/patch/msgid/20220407085946.744568-4-christian.koenig@amd.com

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This commit is contained in:

Christian König 2021-11-23 09:33:07 +01:00

parent 73511edf8b

commit 047a1b877e

4 changed files with 157 additions and 297 deletions

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353

drivers/dma-buf/dma-resv.c

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1

drivers/gpu/drm/amd/amdgpu/amdgpu_bo_list.h

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53

drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c

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47

include/linux/dma-resv.h

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