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| author |   Jack Xiao <Jack.Xiao@amd.com> | 2020-06-11 11:27:47 +0800 |
|---|---|---|
| committer |   Alex Deucher <alexander.deucher@amd.com> | 2022-05-04 10:03:23 -0400 |
| commit | d74c5b06e6a1f7931558bf9c16a948d84219bf95 (patch) | |
| tree | 91cfd7c779c08acba94285dcd372e441982e2fdf /drivers/gpu/drm/amd/amdgpu/amdgpu_ring.h | |
| parent | drm/amdgpu: add mes ctx data in amdgpu_ring (diff) | |
| download | linux-dev-d74c5b06e6a1f7931558bf9c16a948d84219bf95.tar.xz linux-dev-d74c5b06e6a1f7931558bf9c16a948d84219bf95.zip | |
drm/amdgpu: define ring structure to access rptr/wptr/fence
Define ring structure to access the cpu/gpu address of rptr/wptr/fence
instead of dynamic calculation.
Signed-off-by: Jack Xiao <Jack.Xiao@amd.com>
Acked-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Hawking Zhang <Hawking.Zhang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_ring.h')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_ring.h | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ring.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_ring.h index 317a66bcd258..7d89a52091c0 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ring.h +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ring.h @@ -230,6 +230,8 @@ struct amdgpu_ring { struct amdgpu_bo *ring_obj; volatile uint32_t *ring; unsigned rptr_offs; + u64 rptr_gpu_addr; + volatile u32 *rptr_cpu_addr; u64 wptr; u64 wptr_old; unsigned ring_size; @@ -250,7 +252,11 @@ struct amdgpu_ring { bool use_doorbell; bool use_pollmem; unsigned wptr_offs; + u64 wptr_gpu_addr; + volatile u32 *wptr_cpu_addr; unsigned fence_offs; + u64 fence_gpu_addr; + volatile u32 *fence_cpu_addr; uint64_t current_ctx; char name[16]; u32 trail_seq; |