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| author | Alex Deucher <alexander.deucher@amd.com> | 2023-07-14 15:11:26 +0200 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2023-08-07 17:14:06 -0400 |
| commit | dc3499c71d3618130d9c6675e4de1e3562c17125 (patch) | |
| tree | e640d64e12963c4734daf0f62941f48a4d609ed3 /drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.h | |
| parent | 05c899eacc0412bae0581add19c4062db8bdffda (diff) | |
| download | lwn-dc3499c71d3618130d9c6675e4de1e3562c17125.tar.gz lwn-dc3499c71d3618130d9c6675e4de1e3562c17125.zip | |
drm/amdgpu: accommodate DOMAIN/PL_DOORBELL
This patch adds changes:
- to accommodate the new GEM domain for DOORBELLs
- to accommodate the new TTM PL for DOORBELLs
in order to manage doorbell pages as GEM object.
V2: Addressed reviwe comments from Christian
- drop the doorbell changes for pinning/unpinning
- drop the doorbell changes for dma-buf map
- drop the doorbell changes for sgt
- no need to handle TTM_PL_FLAG_CONTIGUOUS for doorbell
- add caching type for doorbell
V3: - Removed unrelated empty line (Christian)
- Add PL_DOORBELL in mem_type_to_domain() as well (Alex)
Cc: Alex Deucher <alexander.deucher@amd.com>
Cc: Christian Koenig <christian.koenig@amd.com>
Reviewed-by: Christian Koenig <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Shashank Sharma <shashank.sharma@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.h')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.h index 96732897f87a..65ec82141a8e 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.h +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.h @@ -33,6 +33,7 @@ #define AMDGPU_PL_GWS (TTM_PL_PRIV + 1) #define AMDGPU_PL_OA (TTM_PL_PRIV + 2) #define AMDGPU_PL_PREEMPT (TTM_PL_PRIV + 3) +#define AMDGPU_PL_DOORBELL (TTM_PL_PRIV + 4) #define AMDGPU_GTT_MAX_TRANSFER_SIZE 512 #define AMDGPU_GTT_NUM_TRANSFER_WINDOWS 2 |