summary refs log tree commit diff
path: root/include/uapi/drm
diff options
context:
space:
mode:
authorMarek Olšák <marek.olsak@amd.com>2013-12-22 02:18:01 +0100
committerAlex Deucher <alexander.deucher@amd.com>2013-12-23 10:03:43 -0500
commit439a1cfffe2c1a06e5a6394ccd5d18a8e89b15d3 (patch)
tree0c7fd49c562fffb10256ade2af353f3774fbaaa8 /include/uapi/drm
parent9fadb352ed73edd7801a280b552d33a6040c8721 (diff)
downloadlinux-439a1cfffe2c1a06e5a6394ccd5d18a8e89b15d3.tar.gz
drm/radeon: expose render backend mask to the userspace
This will allow userspace to correctly program the PA_SC_RASTER_CONFIG
register, so it can be considered a fix.

Signed-off-by: Marek Olšák <marek.olsak@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Cc: stable@vger.kernel.org
Diffstat (limited to 'include/uapi/drm')
-rw-r--r--include/uapi/drm/radeon_drm.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/include/uapi/drm/radeon_drm.h b/include/uapi/drm/radeon_drm.h
index 2f3f7ea8c77b..fe421e8a431b 100644
--- a/include/uapi/drm/radeon_drm.h
+++ b/include/uapi/drm/radeon_drm.h
@@ -983,6 +983,8 @@ struct drm_radeon_cs {
 #define RADEON_INFO_SI_CP_DMA_COMPUTE	0x17
 /* CIK macrotile mode array */
 #define RADEON_INFO_CIK_MACROTILE_MODE_ARRAY	0x18
+/* query the number of render backends */
+#define RADEON_INFO_SI_BACKEND_ENABLED_MASK	0x19
 
 
 struct drm_radeon_info {