From: Huang Rui <ray.huang@amd.com>
Date: Wed, 18 Jan 2017 18:12:59 +0800
Subject: drm/amdgpu/soc15: add clock gating functions for raven
Git-commit: 9e5a9eb4ffd3a6276d8c1f2d4dc028df1b2dd229
Patch-mainline: v4.13-rc1
References: FATE#326289 FATE#326079 FATE#326049 FATE#322398 FATE#326166

Signed-off-by: Huang Rui <ray.huang@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Acked-by: Petr Tesarik <ptesarik@suse.com>
---
 drivers/gpu/drm/amd/amdgpu/soc15.c |   14 ++++++++++++++
 1 file changed, 14 insertions(+)

--- a/drivers/gpu/drm/amd/amdgpu/soc15.c
+++ b/drivers/gpu/drm/amd/amdgpu/soc15.c
@@ -819,6 +819,20 @@ static int soc15_common_set_clockgating_
 		soc15_update_df_medium_grain_clock_gating(adev,
 				state == AMD_CG_STATE_GATE ? true : false);
 		break;
+	case CHIP_RAVEN:
+		nbio_v6_1_update_medium_grain_clock_gating(adev,
+				state == AMD_CG_STATE_GATE ? true : false);
+		nbio_v6_1_update_medium_grain_light_sleep(adev,
+				state == AMD_CG_STATE_GATE ? true : false);
+		soc15_update_hdp_light_sleep(adev,
+				state == AMD_CG_STATE_GATE ? true : false);
+		soc15_update_drm_clock_gating(adev,
+				state == AMD_CG_STATE_GATE ? true : false);
+		soc15_update_drm_light_sleep(adev,
+				state == AMD_CG_STATE_GATE ? true : false);
+		soc15_update_rom_medium_grain_clock_gating(adev,
+				state == AMD_CG_STATE_GATE ? true : false);
+		break;
 	default:
 		break;
 	}