drm/amd/powerplay: send CGPG smc message if PG is enabled for raven

Signed-off-by: Huang Rui <ray.huang@amd.com>
Acked-by: Hawking Zhang <Hawking.Zhang@amd.com>
Acked-by: Alex Deucher <alexander.deucher@amd.com>
Acked-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

drivers/gpu/drm/amd/powerplay/hwmgr/smu10_hwmgr.c

@@ -206,12 +206,18 @@ static int smu10_set_power_state_tasks(struct pp_hwmgr *hwmgr, const void *input
 static int smu10_init_power_gate_state(struct pp_hwmgr *hwmgr)
 {
 	struct smu10_hwmgr *smu10_data = (struct smu10_hwmgr *)(hwmgr->backend);
+	struct amdgpu_device *adev = hwmgr->adev;
 
 	smu10_data->vcn_power_gated = true;
 	smu10_data->isp_tileA_power_gated = true;
 	smu10_data->isp_tileB_power_gated = true;
 
-	return 0;
+	if (adev->pg_flags & AMD_PG_SUPPORT_GFX_PG)
+		return smum_send_msg_to_smc_with_parameter(hwmgr,
+							   PPSMC_MSG_SetGfxCGPG,
+							   true);
+	else
+		return 0;
 }
 
 

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

@@ -75,6 +75,7 @@
 #define PPSMC_MSG_GetMinGfxclkFrequency         0x2C
 #define PPSMC_MSG_GetMaxGfxclkFrequency         0x2D
 #define PPSMC_MSG_SoftReset                     0x2E
+#define PPSMC_MSG_SetGfxCGPG			0x2F
 #define PPSMC_MSG_SetSoftMaxGfxClk              0x30
 #define PPSMC_MSG_SetHardMinGfxClk              0x31
 #define PPSMC_MSG_SetSoftMaxSocclkByFreq        0x32