diff options
| 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_object.c | |
| parent | 05c899eacc0412bae0581add19c4062db8bdffda (diff) | |
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_object.c')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_object.c | 11 |
1 files changed, 10 insertions, 1 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c index 88419927570a..ace837cfa0a6 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c @@ -158,6 +158,14 @@ void amdgpu_bo_placement_from_domain(struct amdgpu_bo *abo, u32 domain) c++; } + if (domain & AMDGPU_GEM_DOMAIN_DOORBELL) { + places[c].fpfn = 0; + places[c].lpfn = 0; + places[c].mem_type = AMDGPU_PL_DOORBELL; + places[c].flags = 0; + c++; + } + if (domain & AMDGPU_GEM_DOMAIN_GTT) { places[c].fpfn = 0; places[c].lpfn = 0; @@ -477,7 +485,7 @@ static bool amdgpu_bo_validate_size(struct amdgpu_device *adev, goto fail; } - /* TODO add more domains checks, such as AMDGPU_GEM_DOMAIN_CPU */ + /* TODO add more domains checks, such as AMDGPU_GEM_DOMAIN_CPU, _DOMAIN_DOORBELL */ return true; fail: @@ -1029,6 +1037,7 @@ void amdgpu_bo_unpin(struct amdgpu_bo *bo) } else if (bo->tbo.resource->mem_type == TTM_PL_TT) { atomic64_sub(amdgpu_bo_size(bo), &adev->gart_pin_size); } + } static const char * const amdgpu_vram_names[] = { |