[PATCH 1/2] drm/fourcc: add ARM tiled format modifier

[Qiang Yu]

Signed-off-by: Qiang Yu <yuq825 at gmail.com>
---
 include/uapi/drm/drm_fourcc.h | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/include/uapi/drm/drm_fourcc.h b/include/uapi/drm/drm_fourcc.h
index 0b44260a5ee9..953b59eb3fd2 100644
--- a/include/uapi/drm/drm_fourcc.h
+++ b/include/uapi/drm/drm_fourcc.h
@@ -644,6 +644,15 @@ extern "C" {
  */
 #define AFBC_FORMAT_MOD_SC      (1ULL <<  9)
 
+/*
+ * ARM tiled format
+ *
+ * This is used by ARM Mali Utgard/Midgard GPU. It divides buffer into
+ * 16x16 pixel blocks. Blocks are stored linearly in order, but pixels
+ * in the block are reordered.
+ */
+#define DRM_FORMAT_MOD_ARM_TILED fourcc_mod_code(ARM, 1)
+
 #if defined(__cplusplus)
 }
 #endif
-- 
2.17.1