diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/cz_hwmgr.c b/drivers/gpu/drm/amd/powerplay/hwmgr/cz_hwmgr.c
index ef1daf1251c7e8e610de201bf183e2cd022ad61f..7fdaf8c3f7a9db1f00c8e4712ea7c4d7ce4f6359 100644
--- a/drivers/gpu/drm/amd/powerplay/hwmgr/cz_hwmgr.c
+++ b/drivers/gpu/drm/amd/powerplay/hwmgr/cz_hwmgr.c
@@ -726,8 +726,9 @@ static int cz_tf_update_sclk_limit(struct pp_hwmgr *hwmgr,
 		cz_hwmgr->sclk_dpm.soft_max_clk  = table->entries[table->count - 1].clk;
 
 	clock = hwmgr->display_config.min_core_set_clock;
+;
 	if (clock == 0)
-		printk(KERN_ERR "[ powerplay ] min_core_set_clock not set\n");
+		printk(KERN_INFO "[ powerplay ] min_core_set_clock not set\n");
 
 	if (cz_hwmgr->sclk_dpm.hard_min_clk != clock) {
 		cz_hwmgr->sclk_dpm.hard_min_clk = clock;
diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/functiontables.c b/drivers/gpu/drm/amd/powerplay/hwmgr/functiontables.c
index 9deadabbc81c62acabf34faafcf3690f4334c244..72cfecc4f9f729426e602ce6a09db56f10eb8527 100644
--- a/drivers/gpu/drm/amd/powerplay/hwmgr/functiontables.c
+++ b/drivers/gpu/drm/amd/powerplay/hwmgr/functiontables.c
@@ -34,6 +34,11 @@ static int phm_run_table(struct pp_hwmgr *hwmgr,
 	int result = 0;
 	phm_table_function *function;
 
+	if (rt_table->function_list == NULL) {
+		printk(KERN_INFO "[ powerplay ] this function not implement!\n");
+		return 0;
+	}
+
 	for (function = rt_table->function_list; NULL != *function; function++) {
 		int tmp = (*function)(hwmgr, input, output, temp_storage, result);
 
@@ -57,9 +62,9 @@ int phm_dispatch_table(struct pp_hwmgr *hwmgr,
 	int result = 0;
 	void *temp_storage = NULL;
 
-	if (hwmgr == NULL || rt_table == NULL || rt_table->function_list == NULL) {
+	if (hwmgr == NULL || rt_table == NULL) {
 		printk(KERN_ERR "[ powerplay ] Invalid Parameter!\n");
-		return 0; /*temp return ture because some function not implement on some asic */
+		return -EINVAL;
 	}
 
 	if (0 != rt_table->storage_size) {