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From 122e5bfa56a30aa163d2f9800d010af56b2f49a9 Mon Sep 17 00:00:00 2001
From: shaoyunl <Shaoyun.Liu@amd.com>
Date: Mon, 10 Sep 2018 12:04:27 -0400
Subject: [PATCH 0350/2940] drm/amdgpu: Init correct fb region for none XGMI
configuration
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit
Fix : 5c777a5 'Adjust GART and AGP location with xgmi offset'
Change-Id: I2d78024fbe44a37f46a35d34c1e64dbd3937fdf1
Signed-off-by: shaoyunl <Shaoyun.Liu@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
---
drivers/gpu/drm/amd/amdgpu/amdgpu_gmc.c | 5 +++++
1 file changed, 5 insertions(+)
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_gmc.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_gmc.c
index 77907e2fc093..9a5b252784a1 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_gmc.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_gmc.c
@@ -121,6 +121,11 @@ void amdgpu_gmc_vram_location(struct amdgpu_device *adev, struct amdgpu_gmc *mc,
mc->vram_end = mc->vram_start + mc->mc_vram_size - 1;
if (limit && limit < mc->real_vram_size)
mc->real_vram_size = limit;
+
+ if (mc->xgmi.num_physical_nodes == 0) {
+ mc->fb_start = mc->vram_start;
+ mc->fb_end = mc->vram_end;
+ }
dev_info(adev->dev, "VRAM: %lluM 0x%016llX - 0x%016llX (%lluM used)\n",
mc->mc_vram_size >> 20, mc->vram_start,
mc->vram_end, mc->real_vram_size >> 20);
--
2.17.1
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