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From 459511eca2dc3111d0d86069e59c4fb6958452df Mon Sep 17 00:00:00 2001
From: Philip Yang <Philip.Yang@amd.com>
Date: Tue, 27 Mar 2018 18:15:59 -0400
Subject: [PATCH 4264/5725] drm/amdgpu: Set graphics noretry to 1
Fix graphics hang issue while computer noretry set to 1
BUG: SWDEV-146501
Change-Id: If3f5a692119a953c14cb18a823ac82e611886a98
Signed-off-by: Philip Yang <Philip.Yang@amd.com>
---
drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c | 4 ++++
1 file changed, 4 insertions(+)
diff --git a/drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c b/drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c
index 6105d81..9a3d62b 100644
--- a/drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c
@@ -1686,11 +1686,15 @@ static void gfx_v9_0_gpu_init(struct amdgpu_device *adev)
if (i == 0) {
tmp = REG_SET_FIELD(0, SH_MEM_CONFIG, ALIGNMENT_MODE,
SH_MEM_ALIGNMENT_MODE_UNALIGNED);
+ tmp = REG_SET_FIELD(tmp, SH_MEM_CONFIG, RETRY_DISABLE,
+ 1);
WREG32_SOC15(GC, 0, mmSH_MEM_CONFIG, tmp);
WREG32_SOC15(GC, 0, mmSH_MEM_BASES, 0);
} else {
tmp = REG_SET_FIELD(0, SH_MEM_CONFIG, ALIGNMENT_MODE,
SH_MEM_ALIGNMENT_MODE_UNALIGNED);
+ tmp = REG_SET_FIELD(tmp, SH_MEM_CONFIG, RETRY_DISABLE,
+ 1);
WREG32_SOC15(GC, 0, mmSH_MEM_CONFIG, tmp);
tmp = REG_SET_FIELD(0, SH_MEM_BASES, PRIVATE_BASE,
(adev->gmc.private_aperture_start >> 48));
--
2.7.4
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