diff options
| author | Flora Cui <Flora.Cui@amd.com> | 2016-08-18 12:55:13 +0800 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2016-08-19 12:31:19 -0400 |
| commit | 408778e8e9656105aa4df2fe7dce54244ccdd3d7 (patch) | |
| tree | 7a2df61cf702fde6b21bf9932cb38d779cf4dec2 /drivers/gpu/drm/amd/amdgpu/amdgpu_object.c | |
| parent | c632d7994360aa06158ccb089ad7e4814ce8f08b (diff) | |
| download | linux-408778e8e9656105aa4df2fe7dce54244ccdd3d7.tar.bz2 | |
drm/amdgpu: check domain sanity in amdgpu_bo_pin_restricted()
abort if the bo is pined to other domain already
Signed-off-by: Flora Cui <Flora.Cui@amd.com>
Reviewed-by: Michel Dänzer <michel.daenzer@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_object.c')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_object.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c index 4d084eeb4e09..0a0f3cb89f92 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c @@ -520,6 +520,11 @@ int amdgpu_bo_pin_restricted(struct amdgpu_bo *bo, u32 domain, return -EINVAL; if (bo->pin_count) { + uint32_t mem_type = bo->tbo.mem.mem_type; + + if (domain != amdgpu_mem_type_to_domain(mem_type)) + return -EINVAL; + bo->pin_count++; if (gpu_addr) *gpu_addr = amdgpu_bo_gpu_offset(bo); |