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| author | Hawking Zhang <Hawking.Zhang@amd.com> | 2026-01-17 11:54:52 +0300 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2026-03-17 17:32:01 +0300 |
| commit | 5aca9e0e82c541740428746400d7dcc90f4e0820 (patch) | |
| tree | dc431550b87207809790ec187155b39e13486437 /drivers/gpu | |
| parent | e221c5f6aeca913d2bb53d2756788b0466f5ad65 (diff) | |
| download | linux-5aca9e0e82c541740428746400d7dcc90f4e0820.tar.xz | |
drm/amdgpu: Init table depth and block_size for A + A
Initialize page table depth and page table block
size for 2-level gart table construction on A + A
platform
Signed-off-by: Hawking Zhang <Hawking.Zhang@amd.com>
Reviewed-by: Le Ma <le.ma@amd.com>
Reviewed-by: Feifei Xu <Feifei.Xu@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/gmc_v12_0.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/gmc_v12_0.c b/drivers/gpu/drm/amd/amdgpu/gmc_v12_0.c index a68a398afebe..f5a328bb421d 100644 --- a/drivers/gpu/drm/amd/amdgpu/gmc_v12_0.c +++ b/drivers/gpu/drm/amd/amdgpu/gmc_v12_0.c @@ -765,6 +765,14 @@ static int gmc_v12_0_gart_init(struct amdgpu_device *adev) return 0; } + if (amdgpu_gmc_is_pdb0_enabled(adev)) { + adev->gmc.vmid0_page_table_depth = 1; + adev->gmc.vmid0_page_table_block_size = 12; + } else { + adev->gmc.vmid0_page_table_depth = 0; + adev->gmc.vmid0_page_table_block_size = 0; + } + /* Initialize common gart structure */ r = amdgpu_gart_init(adev); if (r) |