diff options
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c index 4a3e3f72e127..90c34491f85d 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c @@ -32,6 +32,7 @@ #include <linux/dma-buf.h> #include <drm/amdgpu_drm.h> +#include <drm/drm_drv.h> #include "amdgpu.h" #include "amdgpu_trace.h" #include "amdgpu_amdkfd.h" @@ -1606,7 +1607,10 @@ static int amdgpu_vm_bo_update_mapping(struct amdgpu_device *adev, struct amdgpu_vm_update_params params; enum amdgpu_sync_mode sync_mode; uint64_t pfn; - int r; + int r, idx; + + if (!drm_dev_enter(&adev->ddev, &idx)) + return -ENODEV; memset(¶ms, 0, sizeof(params)); params.adev = adev; @@ -1715,6 +1719,7 @@ static int amdgpu_vm_bo_update_mapping(struct amdgpu_device *adev, error_unlock: amdgpu_vm_eviction_unlock(vm); + drm_dev_exit(idx); return r; } |