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| author | Tong Liu01 <Tong.Liu01@amd.com> | 2022-11-10 12:31:36 +0300 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2022-11-10 23:29:40 +0300 |
| commit | 4864f2ee9ee2acf4a1009b58fbc62f17fa086d4e (patch) | |
| tree | 9ebf99abbcce7a63e08be2657385082f723b9445 /drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.h | |
| parent | 3e931368091f7d5d7902cee9d410eb6db2eea419 (diff) | |
| download | linux-4864f2ee9ee2acf4a1009b58fbc62f17fa086d4e.tar.xz | |
drm/amdgpu: add vram reservation based on vram_usagebyfirmware_v2_2
Move TMR region from top of FB to 2MB for FFBM, so we need to
reserve TMR region firstly to make sure TMR can be allocated at 2MB
Signed-off-by: Tong Liu01 <Tong.Liu01@amd.com>
Acked-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.h')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.h | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.h index 6a70818039dd..7c38843f411e 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.h +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.h @@ -84,6 +84,11 @@ struct amdgpu_mman { struct amdgpu_bo *fw_vram_usage_reserved_bo; void *fw_vram_usage_va; + /* driver VRAM reservation */ + u64 drv_vram_usage_start_offset; + u64 drv_vram_usage_size; + struct amdgpu_bo *drv_vram_usage_reserved_bo; + /* PAGE_SIZE'd BO for process memory r/w over SDMA. */ struct amdgpu_bo *sdma_access_bo; void *sdma_access_ptr; |