diff options
| author | Xiaogang Chen <xiaogang.chen@amd.com> | 2023-06-30 11:38:35 -0500 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2023-07-07 13:51:48 -0400 |
| commit | eb58ad143dab0c9d649d702cc929f6bd4b62b455 (patch) | |
| tree | 3f7ef3861e5d52b60402e89076883da6d0f149f7 /drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c | |
| parent | 9041b53a59d77039c69fa61be8575fa232cd3bcd (diff) | |
drm/amdgpu: have bos for PDs/PTS cpu accessible when kfd uses cpu to update vm
When kfd uses cpu to update vm iterates all current PDs/PTs bos, adds
AMDGPU_GEM_CREATE_CPU_ACCESS_REQUIRED flag and kmap them to kernel virtual
address space before kfd updates the vm that was created by gfx.
Signed-off-by: Xiaogang Chen <Xiaogang.Chen@amd.com>
Reviewed-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_vm.c')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c | 11 |
1 files changed, 4 insertions, 7 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c index 8eda8f7ac612..92a84e7b0db8 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c @@ -2279,16 +2279,13 @@ int amdgpu_vm_make_compute(struct amdgpu_device *adev, struct amdgpu_vm *vm) goto unreserve_bo; vm->update_funcs = &amdgpu_vm_cpu_funcs; + r = amdgpu_vm_pt_map_tables(adev, vm); + if (r) + goto unreserve_bo; + } else { vm->update_funcs = &amdgpu_vm_sdma_funcs; } - /* - * Make sure root PD gets mapped. As vm_update_mode could be changed - * when turning a GFX VM into a compute VM. - */ - r = vm->update_funcs->map_table(to_amdgpu_bo_vm(vm->root.bo)); - if (r) - goto unreserve_bo; dma_fence_put(vm->last_update); vm->last_update = dma_fence_get_stub(); |