Symbol: PPSMC_MSG_PowerGateMmHub
drivers/gpu/drm/amd/pm/powerplay/hwmgr/smu10_hwmgr.c
1402
return smum_send_msg_to_smc(hwmgr, PPSMC_MSG_PowerGateMmHub, NULL);
drivers/gpu/drm/amd/pm/swsmu/smu12/renoir_ppt.c
93
MSG_MAP(PowerGateMmHub, PPSMC_MSG_PowerGateMmHub, 1),