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From 505429e2ae3ba529c621b54f50581ea8c1409104 Mon Sep 17 00:00:00 2001
From: Yong Zhao <yong.zhao@amd.com>
Date: Wed, 13 Dec 2017 15:11:07 -0500
Subject: [PATCH 3040/4131] Workaround tlb invalidating issue by disabling
MMHUB powergating
Change-Id: I7fe2977f5c6330320823ac8286d8e1c4bc555806
Signed-off-by: Yong Zhao <yong.zhao@amd.com>
---
drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c b/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c
index 040cde8..5c95680 100644
--- a/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c
@@ -956,7 +956,7 @@ static int gmc_v9_0_gart_enable(struct amdgpu_device *adev)
switch (adev->asic_type) {
case CHIP_RAVEN:
mmhub_v1_0_initialize_power_gating(adev);
- mmhub_v1_0_update_power_gating(adev, true);
+ mmhub_v1_0_update_power_gating(adev, false);
break;
default:
break;
--
2.7.4
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