diff options
| author | Nirmoy Das <nirmoy.das@amd.com> | 2021-06-28 23:29:39 +0200 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2021-07-08 15:12:07 -0400 |
| commit | dcb388eddb5f1bbc817d0e9ba341908b0a201ff2 (patch) | |
| tree | 6c8cf77416569c67d6611987642bebbde330a4a5 /drivers/gpu/drm/amd/amdgpu/amdgpu_vm.h | |
| parent | 36f5f9d37e19b72bd4383b8c43463f7f7149f1da (diff) | |
drm/amdgpu: use xarray for storing pasid in vm
Replace idr with xarray as we actually need hash functionality.
Cleanup code related to vm pasid by adding helper function.
Signed-off-by: Nirmoy Das <nirmoy.das@amd.com>
Acked-by: Felix Kuehling <Felix.Kuehling@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.h')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_vm.h | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.h index ddb85a85cbba..bcbe362e7d5b 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.h +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.h @@ -359,8 +359,7 @@ struct amdgpu_vm_manager { /* PASID to VM mapping, will be used in interrupt context to * look up VM of a page fault */ - struct idr pasid_idr; - spinlock_t pasid_lock; + struct xarray pasids; }; struct amdgpu_bo_va_mapping; @@ -375,6 +374,9 @@ extern const struct amdgpu_vm_update_funcs amdgpu_vm_sdma_funcs; void amdgpu_vm_manager_init(struct amdgpu_device *adev); void amdgpu_vm_manager_fini(struct amdgpu_device *adev); +int amdgpu_vm_set_pasid(struct amdgpu_device *adev, struct amdgpu_vm *vm, + u32 pasid); + long amdgpu_vm_wait_idle(struct amdgpu_vm *vm, long timeout); int amdgpu_vm_init(struct amdgpu_device *adev, struct amdgpu_vm *vm, u32 pasid); int amdgpu_vm_make_compute(struct amdgpu_device *adev, struct amdgpu_vm *vm, u32 pasid); |