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From 5f4116ebdbec9e5f0e3532287aea7066cdb68d57 Mon Sep 17 00:00:00 2001
From: Roger He <Hongbo.He@amd.com>
Date: Thu, 29 Mar 2018 15:00:29 +0800
Subject: [PATCH 3911/4131] drm/amd/amdgpu: [DGMA] add missing code
missed the code when cherry pick below patch from amd-staging-dkms-4.13
drm/amd/amdgpu: [DGMA] remove get_node for DGMA import domain
Signed-off-by: Roger He <Hongbo.He@amd.com>
Reviewed-by: Flora Cui <Flora.Cui@amd.com>
---
drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c | 2 ++
1 file changed, 2 insertions(+)
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c
index 650659a..1c3ef32 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c
@@ -1668,6 +1668,8 @@ int amdgpu_ttm_init(struct amdgpu_device *adev)
} else
gtt_size = (uint64_t)amdgpu_gtt_size << 20;
+ /* reserve for DGMA import domain */
+ gtt_size -= (uint64_t)amdgpu_direct_gma_size << 20;
r = ttm_bo_init_mm(&adev->mman.bdev, TTM_PL_TT, gtt_size >> PAGE_SHIFT);
if (r) {
DRM_ERROR("Failed initializing GTT heap.\n");
--
2.7.4
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