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drm/amdgpu: use ring structure to access rptr/wptr v2

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Use ring structure to access the cpu/gpu address of rptr/wptr.

v2: merge gfx10/sdma5/sdma5.2 patches

Signed-off-by: Jack Xiao <Jack.Xiao@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Hawking Zhang <Hawking.Zhang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Jack Xiao 2020-03-20 10:54:45 +08:00 • committed by Alex Deucher
commit 3748424ba9
21 changed files with 128 additions and 145 deletions
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