drm/amdgpu/powerplay: add Polaris12 support

Signed-off-by: Junwei Zhang <Jerry.Zhang@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Ken Wang  <Qingqing.Wang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

drivers/gpu/drm/amd/amdgpu/amdgpu_powerplay.c

@@ -98,6 +98,7 @@ static int amdgpu_pp_early_init(void *handle)
 	switch (adev->asic_type) {
 	case CHIP_POLARIS11:
 	case CHIP_POLARIS10:
+	case CHIP_POLARIS12:
 	case CHIP_TONGA:
 	case CHIP_FIJI:
 	case CHIP_TOPAZ:

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

@@ -95,6 +95,7 @@ int hwmgr_init(struct amd_pp_init *pp_init, struct pp_instance *handle)
 			break;
 		case CHIP_POLARIS11:
 		case CHIP_POLARIS10:
+		case CHIP_POLARIS12:
 			polaris_set_asic_special_caps(hwmgr);
 			hwmgr->feature_mask &= ~(PP_UVD_HANDSHAKE_MASK);
 			break;
@@ -745,7 +746,7 @@ int polaris_set_asic_special_caps(struct pp_hwmgr *hwmgr)
 	phm_cap_set(hwmgr->platform_descriptor.platformCaps,
 				PHM_PlatformCaps_TablelessHardwareInterface);
 
-	if (hwmgr->chip_id == CHIP_POLARIS11)
+	if ((hwmgr->chip_id == CHIP_POLARIS11) || (hwmgr->chip_id == CHIP_POLARIS12))
 		phm_cap_set(hwmgr->platform_descriptor.platformCaps,
 					PHM_PlatformCaps_SPLLShutdownSupport);
 	return 0;

drivers/gpu/drm/amd/powerplay/hwmgr/smu7_powertune.c

@@ -521,7 +521,7 @@ int smu7_enable_didt_config(struct pp_hwmgr *hwmgr)
 				PP_ASSERT_WITH_CODE((result == 0), "DIDT Config failed.", return result);
 				result = smu7_program_pt_config_registers(hwmgr, DIDTConfig_Polaris10);
 				PP_ASSERT_WITH_CODE((result == 0), "DIDT Config failed.", return result);
-			} else if (hwmgr->chip_id == CHIP_POLARIS11) {
+			} else if ((hwmgr->chip_id == CHIP_POLARIS11) || (hwmgr->chip_id == CHIP_POLARIS12)) {
 				result = smu7_program_pt_config_registers(hwmgr, GCCACConfig_Polaris11);
 				PP_ASSERT_WITH_CODE((result == 0), "DIDT Config failed.", return result);
 				result = smu7_program_pt_config_registers(hwmgr, DIDTConfig_Polaris11);

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

@@ -65,6 +65,7 @@ int smum_init(struct amd_pp_init *pp_init, struct pp_instance *handle)
 			break;
 		case CHIP_POLARIS11:
 		case CHIP_POLARIS10:
+		case CHIP_POLARIS12:
 			polaris10_smum_init(smumgr);
 			break;
 		default: