diff --git a/drivers/gpu/drm/amd/pm/powerplay/hwmgr/process_pptables_v1_0.c b/drivers/gpu/drm/amd/pm/powerplay/hwmgr/process_pptables_v1_0.c
index 71017ca154f0..c5673077c895 100644
--- a/drivers/gpu/drm/amd/pm/powerplay/hwmgr/process_pptables_v1_0.c
+++ b/drivers/gpu/drm/amd/pm/powerplay/hwmgr/process_pptables_v1_0.c
@@ -1539,11 +1539,12 @@ static int init_thermal_controller(
 }
 
 /**
- * check_powerplay_tables - Private Function used during initialization.
- * Inspect the PowerPlay table for obvious signs of corruption.
+ * get_tonga_state_array - Get the Tonga state array from the PowerPlay table.
  * @hwmgr: Pointer to the hardware manager.
  * @powerplay_table: Pointer to the PowerPlay Table.
- * Exception:  2 if the powerplay table is incorrect.
+ * @state_array: Pointer to the returned Tonga state array.
+ *
+ * Return: 0 on success, negative error code on failure.
  */
 static int get_tonga_state_array(struct pp_hwmgr *hwmgr,
 	const ATOM_Tonga_POWERPLAYTABLE *powerplay_table,