From: Huang Rui <ray.huang@amd.com>
Date: Wed, 6 Dec 2017 09:23:50 +0800
Subject: drm/amdgpu: add setting powergating method for gfx9
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Git-commit: 0df3e67d343b6af7eb71f6353f93e4d0a5e952a7
Patch-mainline: v4.18-rc1
References: FATE#326289 FATE#326079 FATE#326049 FATE#322398 FATE#326166
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>
Acked-by: Petr Tesarik <ptesarik@suse.com>
---
drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c | 5 +++++
1 file changed, 5 insertions(+)
--- a/drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c
@@ -3355,6 +3355,11 @@ static int gfx_v9_0_late_init(void *hand
if (r)
return r;
+ r = amdgpu_device_ip_set_powergating_state(adev, AMD_IP_BLOCK_TYPE_GFX,
+ AMD_PG_STATE_GATE);
+ if (r)
+ return r;
+
return 0;
}