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authorOak Zeng <Oak.Zeng@amd.com>2018-10-24 05:58:04 +0300
committerAlex Deucher <alexander.deucher@amd.com>2018-11-05 22:21:16 +0300
commit5dcb668d9a078bf926ea629db41643dd95d2d31b (patch)
treecb24bba910b8bb627745b8f9532d5649e673b434 /drivers/gpu/drm/amd/amdgpu/amdgpu_gart.h
parentafd545f673ad40bc0d3d6ecae686ca6fc44d1743 (diff)
downloadlinux-5dcb668d9a078bf926ea629db41643dd95d2d31b.tar.xz
drm/amdgpu: Added a few comments for gart
Signed-off-by: Oak Zeng <Oak.Zeng@amd.com> Reviewed-by: Christian Konig <christian.koenig@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_gart.h')
-rw-r--r--drivers/gpu/drm/amd/amdgpu/amdgpu_gart.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_gart.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_gart.h
index 9ff62887e4e3..afa2e2877d87 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_gart.h
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_gart.h
@@ -41,6 +41,7 @@ struct amdgpu_bo;
struct amdgpu_gart {
struct amdgpu_bo *bo;
+ /* CPU kmapped address of gart table */
void *ptr;
unsigned num_gpu_pages;
unsigned num_cpu_pages;