From: Huang Rui <ray.huang@amd.com>
Date: Wed, 6 Dec 2017 01:23:50 +0000 (+0800)
Subject: drm/amdgpu: add setting powergating method for gfx9
X-Git-Tag: v4.18-rc1~128^2~12^2~126
X-Git-Url: https://www.infradead.org/git/?a=commitdiff_plain;h=0df3e67d343b6af7eb71f6353f93e4d0a5e952a7;p=users%2Fjedix%2Flinux-maple.git

drm/amdgpu: add setting powergating method for gfx9

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>
---

diff --git a/drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c b/drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c
index 3abd91f27e31..8d54207471d7 100644
--- 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 *handle)
 	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;
 }