diff --git a/drivers/gpu/drm/amd/amdgpu/uvd_v4_2.c b/drivers/gpu/drm/amd/amdgpu/uvd_v4_2.c
index b0c0c438fc93cba0d42b9691d8ada57132c22ffc..897e6e4e53212347c694b2a3f44b39a86601dace 100644
--- a/drivers/gpu/drm/amd/amdgpu/uvd_v4_2.c
+++ b/drivers/gpu/drm/amd/amdgpu/uvd_v4_2.c
@@ -149,7 +149,7 @@ static void uvd_v4_2_enable_mgcg(struct amdgpu_device *adev,
 /**
  * uvd_v4_2_hw_init - start and test UVD block
  *
- * @adev: amdgpu_device pointer
+ * @handle: handle used to pass amdgpu_device pointer
  *
  * Initialize the hardware, boot up the VCPU and do some testing
  */
@@ -204,7 +204,7 @@ static int uvd_v4_2_hw_init(void *handle)
 /**
  * uvd_v4_2_hw_fini - stop the hardware block
  *
- * @adev: amdgpu_device pointer
+ * @handle: handle used to pass amdgpu_device pointer
  *
  * Stop the UVD block, mark ring as not ready any more
  */
@@ -437,6 +437,8 @@ static void uvd_v4_2_stop(struct amdgpu_device *adev)
  * uvd_v4_2_ring_emit_fence - emit an fence & trap command
  *
  * @ring: amdgpu_ring pointer
+ * @addr: address
+ * @seq: sequence number
  * @fence: fence to emit
  *
  * Write a fence and a trap command to the ring.
@@ -502,7 +504,9 @@ static int uvd_v4_2_ring_test_ring(struct amdgpu_ring *ring)
  * uvd_v4_2_ring_emit_ib - execute indirect buffer
  *
  * @ring: amdgpu_ring pointer
+ * @job: iob associated with the indirect buffer
  * @ib: indirect buffer to execute
+ * @flags: flags associated with the indirect buffer
  *
  * Write ring commands to execute the indirect buffer
  */