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authorChristian König <christian.koenig@amd.com>2016-08-15 17:00:22 +0200
committerAlex Deucher <alexander.deucher@amd.com>2016-10-25 14:38:13 -0400
commit03f48dd5d2085b978353a804635b6d34e77a5635 (patch)
tree4f55e06c16167af6227c9a348c7e168c7346a6c8 /include/uapi/drm
parentcfa32556e58d8a353666fb007f708a4955c6711c (diff)
drm/amdgpu: add AMDGPU_GEM_CREATE_VRAM_CONTIGUOUS flag v3
Add a flag noting that a BO must be created using linear VRAM and set this flag on all in kernel users where appropriate. Hopefully I haven't missed anything. v2: add it in a few more places, fix CPU mapping. v3: rename to VRAM_CONTIGUOUS, fix typo in CS code. Signed-off-by: Christian König <christian.koenig@amd.com> Reviewed-by: Edward O'Callaghan <funfunctor@folklore1984.net> Tested-by: Mike Lothian <mike@fireburn.co.uk> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'include/uapi/drm')
-rw-r--r--include/uapi/drm/amdgpu_drm.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/include/uapi/drm/amdgpu_drm.h b/include/uapi/drm/amdgpu_drm.h
index 0db0d66dc2ba..6491e8b9a309 100644
--- a/include/uapi/drm/amdgpu_drm.h
+++ b/include/uapi/drm/amdgpu_drm.h
@@ -81,6 +81,8 @@ extern "C" {
#define AMDGPU_GEM_CREATE_VRAM_CLEARED (1 << 3)
/* Flag that create shadow bo(GTT) while allocating vram bo */
#define AMDGPU_GEM_CREATE_SHADOW (1 << 4)
+/* Flag that allocating the BO should use linear VRAM */
+#define AMDGPU_GEM_CREATE_VRAM_CONTIGUOUS (1 << 5)
struct drm_amdgpu_gem_create_in {
/** the requested memory size */