/* color index */
#define GBM_FORMAT_C8 __gbm_fourcc_code('C', '8', ' ', ' ') /* [7:0] C */
+/* 8 bpp Red */
+#define GBM_FORMAT_R8 __gbm_fourcc_code('R', '8', ' ', ' ') /* [7:0] R */
+
+/* 16 bpp RG */
+#define GBM_FORMAT_GR88 __gbm_fourcc_code('G', 'R', '8', '8') /* [15:0] G:R 8:8 little endian */
+
/* 8 bpp RGB */
#define GBM_FORMAT_RGB332 __gbm_fourcc_code('R', 'G', 'B', '8') /* [7:0] R:G:B 3:3:2 */
#define GBM_FORMAT_BGR233 __gbm_fourcc_code('B', 'G', 'R', '8') /* [7:0] B:G:R 2:3:3 */
GBM_BO_USE_RENDERING = (1 << 2),
/**
* Buffer can be used for gbm_bo_write. This is guaranteed to work
- * with GBM_BO_USE_CURSOR. but may not work for other combinations.
+ * with GBM_BO_USE_CURSOR, but may not work for other combinations.
*/
GBM_BO_USE_WRITE = (1 << 3),
/**