For each modifier, add the corresponding description
Signed-off-by: Keith Zhao keith.zhao@starfivetech.com --- include/uapi/drm/drm_fourcc.h | 57 +++++++++++++++++++++++++++++++++++ 1 file changed, 57 insertions(+)
diff --git a/include/uapi/drm/drm_fourcc.h b/include/uapi/drm/drm_fourcc.h index 8db7fd3f7..a580a848c 100644 --- a/include/uapi/drm/drm_fourcc.h +++ b/include/uapi/drm/drm_fourcc.h @@ -419,6 +419,7 @@ extern "C" { #define DRM_FORMAT_MOD_VENDOR_ARM 0x08 #define DRM_FORMAT_MOD_VENDOR_ALLWINNER 0x09 #define DRM_FORMAT_MOD_VENDOR_AMLOGIC 0x0a +#define DRM_FORMAT_MOD_VENDOR_VERISILICON 0x0b
/* add more to the end as needed */
@@ -1562,6 +1563,62 @@ drm_fourcc_canonicalize_nvidia_format_mod(__u64 modifier) #define AMD_FMT_MOD_CLEAR(field) \ (~((__u64)AMD_FMT_MOD_##field##_MASK << AMD_FMT_MOD_##field##_SHIFT))
+#define DRM_FORMAT_MOD_VERISILICON_TYPE_NORMAL 0x00 +#define DRM_FORMAT_MOD_VERISILICON_TYPE_MASK ((__u64)0x3 << 54) + +#define fourcc_mod_vs_code(type, val) \ + fourcc_mod_code(VERISILICON, ((((__u64)type) << 54) | (val))) + +#define DRM_FORMAT_MOD_VERISILICON_NORM_MODE_MASK 0x1F + +/* + * An x-major 8x8 super tile consists of 64 8x8 sub-tiles in total. + * Each 8x8 sub-tile consists of four standard tiles . + * standard tiles (see Vivante 4x4 tiling layout) + */ +#define DRM_FORMAT_MOD_VERISILICON_SUPER_TILED_XMAJOR_8X8 0x02 + +/* + * A y-major 8x8 super tile consists of 64 8x8 sub-tiles in total. + * Each 8x8 sub-tile consists of four standard tiles . + * standard tiles (see Vivante 4x4 tiling layout) + */ +#define DRM_FORMAT_MOD_VERISILICON_SUPER_TILED_YMAJOR_8X8 0x03 + +/* + * An 8x8 tile consists of four standard tiles + * that are organized in Z-order. + * standard tiles (see Vivante 4x4 tiling layout) + */ +#define DRM_FORMAT_MOD_VERISILICON_TILE_8X8 0x04 + +/* + * An 8x4 tile consists of two standard tiles + * that are organized in Z-order. + * standard tiles (see Vivante 4x4 tiling layout) + */ +#define DRM_FORMAT_MOD_VERISILICON_TILE_8X4 0x07 + +/* + * An x-major 8x4 super tile consists of 128 8x4 sub-tiles in total. + * Each 8x4 sub-tile consists of two standard tiles. + * two standard tiles also same with DRM_FORMAT_MOD_VS_TILE_8X4 + * standard tiles (see Vivante 4x4 tiling layout) + */ +#define DRM_FORMAT_MOD_VERISILICON_SUPER_TILED_XMAJOR_8X4 0x0B + +/* + * A y-major 4x8 super tile consists of 128 4x8 sub-tiles in total. + * Each 4x8 sub-tile consists of two standard tiles. + * two standard tiles also same with DRM_FORMAT_MOD_VS_TILE_8X4 + * standard tiles (see Vivante 4x4 tiling layout) + */ +#define DRM_FORMAT_MOD_VERISILICON_SUPER_TILED_YMAJOR_4X8 0x0C + +#define fourcc_mod_vs_norm_code(tile) \ + fourcc_mod_vs_code(DRM_FORMAT_MOD_VERISILICON_TYPE_NORMAL, \ + (tile)) + #if defined(__cplusplus) } #endif