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From 04b2567de491793ae124b21b80b03f64b234553a Mon Sep 17 00:00:00 2001
From: Roger He <Hongbo.He@amd.com>
Date: Wed, 29 Nov 2017 17:12:03 +0800
Subject: [PATCH 2801/4131] drm/amd/amdgpu: set gtt size according to system
memory size only
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit
Change-Id: Ie7b5577012889c373ff897b20d240f4c79cf29d6
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Roger He <Hongbo.He@amd.com>
---
drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c | 8 +++-----
1 file changed, 3 insertions(+), 5 deletions(-)
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c
index c5bbbbe..df20a004 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c
@@ -1568,11 +1568,9 @@ int amdgpu_ttm_init(struct amdgpu_device *adev)
struct sysinfo si;
si_meminfo(&si);
- gtt_size = min(max((AMDGPU_DEFAULT_GTT_SIZE_MB << 20),
- adev->mc.mc_vram_size),
- ((uint64_t)si.totalram * si.mem_unit * 3/4));
- }
- else
+ gtt_size = max(AMDGPU_DEFAULT_GTT_SIZE_MB << 20,
+ (uint64_t)si.totalram * si.mem_unit * 3/4);
+ } else
gtt_size = (uint64_t)amdgpu_gtt_size << 20;
/* reserve for DGMA import domain */
--
2.7.4
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