diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c
index e16d57efe39f9106412922cdab0e3bb65281f2f0..6904d794d60a7a5c06057f74cf930db06a01e195 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c
@@ -961,8 +961,7 @@ int amdgpu_vm_alloc_pts(struct amdgpu_device *adev,
  * amdgpu_vm_free_pts - free PD/PT levels
  *
  * @adev: amdgpu device structure
- * @parent: PD/PT starting level to free
- * @level: level of parent structure
+ * @vm: amdgpu vm structure
  *
  * Free the page directory or page table level and all sub levels.
  */