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From 5d5fcf0a5b21571a4f9bc9179f465417deb132a8 Mon Sep 17 00:00:00 2001
From: Tom St Denis <tom.stdenis@amd.com>
Date: Wed, 23 Mar 2016 13:17:04 -0400
Subject: [PATCH 0457/1110] drm/amd/amdgpu: Enable clockgating in UVD6 for
Stoney
This patch enables clockgating for the UVD6 block in Stoney.
Signed-off-by: Tom St Denis <tom.stdenis@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
---
drivers/gpu/drm/amd/amdgpu/vi.c | 6 +++++-
1 file changed, 5 insertions(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/amd/amdgpu/vi.c b/drivers/gpu/drm/amd/amdgpu/vi.c
index 5c39470..3964790 100644
--- a/drivers/gpu/drm/amd/amdgpu/vi.c
+++ b/drivers/gpu/drm/amd/amdgpu/vi.c
@@ -1086,11 +1086,15 @@ static int vi_common_early_init(void *handle)
adev->external_rev_id = adev->rev_id + 0x14;
break;
case CHIP_CARRIZO:
- case CHIP_STONEY:
adev->cg_flags = 0;
adev->pg_flags = 0;
adev->external_rev_id = adev->rev_id + 0x1;
break;
+ case CHIP_STONEY:
+ adev->cg_flags = AMD_CG_SUPPORT_UVD_MGCG;
+ adev->pg_flags = 0;
+ adev->external_rev_id = adev->rev_id + 0x1;
+ break;
default:
/* FIXME: not supported yet */
return -EINVAL;
--
2.7.4
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