drm/radeon: add GET_PARAM/INFO support for Z pipes

Needed for occlusion queries on rv530 chips.

Signed-off-by: Alex Deucher <alexdeucher@gmail.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>

1 files changed, 2 insertions, 0 deletions

diff --git a/include/drm/radeon_drm.h b/include/drm/radeon_drm.h
index b43925586b29..2ba61e18fc8b 100644
--- a/include/drm/radeon_drm.h
+++ b/include/drm/radeon_drm.h
@@ -709,6 +709,7 @@ typedef struct drm_radeon_indirect {
 #define RADEON_PARAM_FB_LOCATION           14   /* FB location */
 #define RADEON_PARAM_NUM_GB_PIPES          15   /* num GB pipes */
 #define RADEON_PARAM_DEVICE_ID             16
+#define RADEON_PARAM_NUM_Z_PIPES           17   /* num Z pipes */
 
 typedef struct drm_radeon_getparam {
         int param;
@@ -897,6 +898,7 @@ struct drm_radeon_cs {
 
 #define RADEON_INFO_DEVICE_ID           0x00
 #define RADEON_INFO_NUM_GB_PIPES        0x01
+#define RADEON_INFO_NUM_Z_PIPES         0x02
 
 struct drm_radeon_info {
         uint32_t                request;