drm/amd/pp: Add new smu backend function smc_table_manager

Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Rex Zhu <Rex.Zhu@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

drivers/gpu/drm/amd/powerplay/inc/hwmgr.h

@@ -237,6 +237,7 @@ struct pp_smumgr_func {
 	bool (*is_dpm_running)(struct pp_hwmgr *hwmgr);
 	bool (*is_hw_avfs_present)(struct pp_hwmgr  *hwmgr);
 	int (*update_dpm_settings)(struct pp_hwmgr *hwmgr, void *profile_setting);
+	int (*smc_table_manager)(struct pp_hwmgr *hwmgr, uint8_t *table, uint16_t table_id, bool rw); /*rw: true for read, false for write */
 };
 
 struct pp_hwmgr_func {

drivers/gpu/drm/amd/powerplay/inc/smumgr.h

@@ -100,4 +100,6 @@ extern bool smum_is_hw_avfs_present(struct pp_hwmgr *hwmgr);
 
 extern int smum_update_dpm_settings(struct pp_hwmgr *hwmgr, void *profile_setting);
 
+extern int smum_smc_table_manager(struct pp_hwmgr *hwmgr, uint8_t *table, uint16_t table_id, bool rw);
+
 #endif

drivers/gpu/drm/amd/powerplay/smumgr/smumgr.c

@@ -199,3 +199,11 @@ int smum_update_dpm_settings(struct pp_hwmgr *hwmgr, void *profile_setting)
 
 	return -EINVAL;
 }
+
+int smum_smc_table_manager(struct pp_hwmgr *hwmgr, uint8_t *table, uint16_t table_id, bool rw)
+{
+	if (hwmgr->smumgr_funcs->smc_table_manager)
+		return hwmgr->smumgr_funcs->smc_table_manager(hwmgr, table, table_id, rw);
+
+	return -EINVAL;
+}