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drm/radeon/kms: add info query for backend map

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The 3D driver need to get the pipe to backend
map to certain things.  Add a query to get the
info.

Signed-off-by: Alex Deucher <alexdeucher@gmail.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
This commit is contained in:
Alex Deucher
2011-07-15 19:53:52 +00:00
committed by Dave Airlie
parent 28a4a163b5
commit e55b9422e1
8 changed files with 23 additions and 1 deletions
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include/drm/radeon_drm.h
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@@ -911,6 +911,7 @@ struct drm_radeon_cs {
#define RADEON_INFO_NUM_BACKENDS 0x0a /* DB/backends for r600+ - need for OQ */
#define RADEON_INFO_NUM_TILE_PIPES 0x0b /* tile pipes for r600+ */
#define RADEON_INFO_FUSION_GART_WORKING 0x0c /* fusion writes to GTT were broken before this */
#define RADEON_INFO_BACKEND_MAP 0x0d /* pipe to backend map, needed by mesa */
struct drm_radeon_info {
uint32_t request;