diff options
| author | Arunpravin Paneer Selvam <Arunpravin.PaneerSelvam@amd.com> | 2025-02-10 22:17:28 +0530 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2025-04-08 16:48:20 -0400 |
| commit | fc4a85c6b2cc1b0f4e682180165a4e629711701f (patch) | |
| tree | 883ff0651bdcc23a9fe469aa0f47b68b495da7da | |
| parent | 239a310b4942a81f5e87a442bf1bcb759494f0c1 (diff) | |
drm/amdgpu: Modify the seq64 VM cache policy
The seq64 VM cache policy should be set to UC (Uncached) to
match with userqueue fence address kernel mapped memory's
cache settings.
Signed-off-by: Arunpravin Paneer Selvam <Arunpravin.PaneerSelvam@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_seq64.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_seq64.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_seq64.c index 2de1a844282e..3939761be31c 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_seq64.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_seq64.c @@ -67,9 +67,9 @@ static inline u64 amdgpu_seq64_get_va_base(struct amdgpu_device *adev) int amdgpu_seq64_map(struct amdgpu_device *adev, struct amdgpu_vm *vm, struct amdgpu_bo_va **bo_va) { + u64 seq64_addr, va_flags; struct amdgpu_bo *bo; struct drm_exec exec; - u64 seq64_addr; int r; bo = adev->seq64.sbo; @@ -93,8 +93,10 @@ int amdgpu_seq64_map(struct amdgpu_device *adev, struct amdgpu_vm *vm, } seq64_addr = amdgpu_seq64_get_va_base(adev) & AMDGPU_GMC_HOLE_MASK; + + va_flags = amdgpu_gem_va_map_flags(adev, AMDGPU_VM_PAGE_READABLE | AMDGPU_VM_MTYPE_UC); r = amdgpu_vm_bo_map(adev, *bo_va, seq64_addr, 0, AMDGPU_VA_RESERVED_SEQ64_SIZE, - AMDGPU_PTE_READABLE); + va_flags); if (r) { DRM_ERROR("failed to do bo_map on userq sem, err=%d\n", r); amdgpu_vm_bo_del(adev, *bo_va); |