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-rw-r--r--include/uapi/drm/vc4_drm.h11
1 files changed, 11 insertions, 0 deletions
diff --git a/include/uapi/drm/vc4_drm.h b/include/uapi/drm/vc4_drm.h
index 551628e571f9..afae87004963 100644
--- a/include/uapi/drm/vc4_drm.h
+++ b/include/uapi/drm/vc4_drm.h
@@ -155,6 +155,16 @@ struct drm_vc4_submit_cl {
__u32 pad:24;
#define VC4_SUBMIT_CL_USE_CLEAR_COLOR (1 << 0)
+/* By default, the kernel gets to choose the order that the tiles are
+ * rendered in. If this is set, then the tiles will be rendered in a
+ * raster order, with the right-to-left vs left-to-right and
+ * top-to-bottom vs bottom-to-top dictated by
+ * VC4_SUBMIT_CL_RCL_ORDER_INCREASING_*. This allows overlapping
+ * blits to be implemented using the 3D engine.
+ */
+#define VC4_SUBMIT_CL_FIXED_RCL_ORDER (1 << 1)
+#define VC4_SUBMIT_CL_RCL_ORDER_INCREASING_X (1 << 2)
+#define VC4_SUBMIT_CL_RCL_ORDER_INCREASING_Y (1 << 3)
__u32 flags;
/* Returned value of the seqno of this render job (for the
@@ -294,6 +304,7 @@ struct drm_vc4_get_hang_state {
#define DRM_VC4_PARAM_SUPPORTS_BRANCHES 3
#define DRM_VC4_PARAM_SUPPORTS_ETC1 4
#define DRM_VC4_PARAM_SUPPORTS_THREADED_FS 5
+#define DRM_VC4_PARAM_SUPPORTS_FIXED_RCL_ORDER 6
struct drm_vc4_get_param {
__u32 param;
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