diff options
Diffstat (limited to 'include/standard-headers/drm/drm_fourcc.h')
| -rw-r--r-- | include/standard-headers/drm/drm_fourcc.h | 130 |
1 files changed, 130 insertions, 0 deletions
diff --git a/include/standard-headers/drm/drm_fourcc.h b/include/standard-headers/drm/drm_fourcc.h index b729170..c8309d3 100644 --- a/include/standard-headers/drm/drm_fourcc.h +++ b/include/standard-headers/drm/drm_fourcc.h @@ -420,6 +420,8 @@ 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_MTK 0x0b +#define DRM_FORMAT_MOD_VENDOR_APPLE 0x0c /* add more to the end as needed */ @@ -702,6 +704,31 @@ extern "C" { #define I915_FORMAT_MOD_4_TILED_MTL_RC_CCS_CC fourcc_mod_code(INTEL, 15) /* + * Intel Color Control Surfaces (CCS) for graphics ver. 20 unified compression + * on integrated graphics + * + * The main surface is Tile 4 and at plane index 0. For semi-planar formats + * like NV12, the Y and UV planes are Tile 4 and are located at plane indices + * 0 and 1, respectively. The CCS for all planes are stored outside of the + * GEM object in a reserved memory area dedicated for the storage of the + * CCS data for all compressible GEM objects. + */ +#define I915_FORMAT_MOD_4_TILED_LNL_CCS fourcc_mod_code(INTEL, 16) + +/* + * Intel Color Control Surfaces (CCS) for graphics ver. 20 unified compression + * on discrete graphics + * + * The main surface is Tile 4 and at plane index 0. For semi-planar formats + * like NV12, the Y and UV planes are Tile 4 and are located at plane indices + * 0 and 1, respectively. The CCS for all planes are stored outside of the + * GEM object in a reserved memory area dedicated for the storage of the + * CCS data for all compressible GEM objects. The GEM object must be stored in + * contiguous memory with a size aligned to 64KB + */ +#define I915_FORMAT_MOD_4_TILED_BMG_CCS fourcc_mod_code(INTEL, 17) + +/* * Tiled, NV12MT, grouped in 64 (pixels) x 32 (lines) -sized macroblocks * * Macroblocks are laid in a Z-shape, and each pixel data is following the @@ -1427,6 +1454,90 @@ drm_fourcc_canonicalize_nvidia_format_mod(uint64_t modifier) */ #define AMLOGIC_FBC_OPTION_MEM_SAVING (1ULL << 0) +/* MediaTek modifiers + * Bits Parameter Notes + * ----- ------------------------ --------------------------------------------- + * 7: 0 TILE LAYOUT Values are MTK_FMT_MOD_TILE_* + * 15: 8 COMPRESSION Values are MTK_FMT_MOD_COMPRESS_* + * 23:16 10 BIT LAYOUT Values are MTK_FMT_MOD_10BIT_LAYOUT_* + * + */ + +#define DRM_FORMAT_MOD_MTK(__flags) fourcc_mod_code(MTK, __flags) + +/* + * MediaTek Tiled Modifier + * The lowest 8 bits of the modifier is used to specify the tiling + * layout. Only the 16L_32S tiling is used for now, but we define an + * "untiled" version and leave room for future expansion. + */ +#define MTK_FMT_MOD_TILE_MASK 0xf +#define MTK_FMT_MOD_TILE_NONE 0x0 +#define MTK_FMT_MOD_TILE_16L32S 0x1 + +/* + * Bits 8-15 specify compression options + */ +#define MTK_FMT_MOD_COMPRESS_MASK (0xf << 8) +#define MTK_FMT_MOD_COMPRESS_NONE (0x0 << 8) +#define MTK_FMT_MOD_COMPRESS_V1 (0x1 << 8) + +/* + * Bits 16-23 specify how the bits of 10 bit formats are + * stored out in memory + */ +#define MTK_FMT_MOD_10BIT_LAYOUT_MASK (0xf << 16) +#define MTK_FMT_MOD_10BIT_LAYOUT_PACKED (0x0 << 16) +#define MTK_FMT_MOD_10BIT_LAYOUT_LSBTILED (0x1 << 16) +#define MTK_FMT_MOD_10BIT_LAYOUT_LSBRASTER (0x2 << 16) + +/* alias for the most common tiling format */ +#define DRM_FORMAT_MOD_MTK_16L_32S_TILE DRM_FORMAT_MOD_MTK(MTK_FMT_MOD_TILE_16L32S) + +/* + * Apple GPU-tiled layouts. + * + * Apple GPUs support nonlinear tilings with optional lossless compression. + * + * GPU-tiled images are divided into 16KiB tiles: + * + * Bytes per pixel Tile size + * --------------- --------- + * 1 128x128 + * 2 128x64 + * 4 64x64 + * 8 64x32 + * 16 32x32 + * + * Tiles are raster-order. Pixels within a tile are interleaved (Morton order). + * + * Compressed images pad the body to 128-bytes and are immediately followed by a + * metadata section. The metadata section rounds the image dimensions to + * powers-of-two and contains 8 bytes for each 16x16 compression subtile. + * Subtiles are interleaved (Morton order). + * + * All images are 128-byte aligned. + * + * These layouts fundamentally do not have meaningful strides. No matter how we + * specify strides for these layouts, userspace unaware of Apple image layouts + * will be unable to use correctly the specified stride for any purpose. + * Userspace aware of the image layouts do not use strides. The most "correct" + * convention would be setting the image stride to 0. Unfortunately, some + * software assumes the stride is at least (width * bytes per pixel). We + * therefore require that stride equals (width * bytes per pixel). Since the + * stride is arbitrary here, we pick the simplest convention. + * + * Although containing two sections, compressed image layouts are treated in + * software as a single plane. This is modelled after AFBC, a similar + * scheme. Attempting to separate the sections to be "explicit" in DRM would + * only generate more confusion, as software does not treat the image this way. + * + * For detailed information on the hardware image layouts, see + * https://docs.mesa3d.org/drivers/asahi.html#image-layouts + */ +#define DRM_FORMAT_MOD_APPLE_GPU_TILED fourcc_mod_code(APPLE, 1) +#define DRM_FORMAT_MOD_APPLE_GPU_TILED_COMPRESSED fourcc_mod_code(APPLE, 2) + /* * AMD modifiers * @@ -1475,6 +1586,7 @@ drm_fourcc_canonicalize_nvidia_format_mod(uint64_t modifier) #define AMD_FMT_MOD_TILE_VER_GFX10 2 #define AMD_FMT_MOD_TILE_VER_GFX10_RBPLUS 3 #define AMD_FMT_MOD_TILE_VER_GFX11 4 +#define AMD_FMT_MOD_TILE_VER_GFX12 5 /* * 64K_S is the same for GFX9/GFX10/GFX10_RBPLUS and hence has GFX9 as canonical @@ -1485,13 +1597,31 @@ drm_fourcc_canonicalize_nvidia_format_mod(uint64_t modifier) /* * 64K_D for non-32 bpp is the same for GFX9/GFX10/GFX10_RBPLUS and hence has * GFX9 as canonical version. + * + * 64K_D_2D on GFX12 is identical to 64K_D on GFX11. */ #define AMD_FMT_MOD_TILE_GFX9_64K_D 10 +#define AMD_FMT_MOD_TILE_GFX9_4K_D_X 22 #define AMD_FMT_MOD_TILE_GFX9_64K_S_X 25 #define AMD_FMT_MOD_TILE_GFX9_64K_D_X 26 #define AMD_FMT_MOD_TILE_GFX9_64K_R_X 27 #define AMD_FMT_MOD_TILE_GFX11_256K_R_X 31 +/* Gfx12 swizzle modes: + * 0 - LINEAR + * 1 - 256B_2D - 2D block dimensions + * 2 - 4KB_2D + * 3 - 64KB_2D + * 4 - 256KB_2D + * 5 - 4KB_3D - 3D block dimensions + * 6 - 64KB_3D + * 7 - 256KB_3D + */ +#define AMD_FMT_MOD_TILE_GFX12_256B_2D 1 +#define AMD_FMT_MOD_TILE_GFX12_4K_2D 2 +#define AMD_FMT_MOD_TILE_GFX12_64K_2D 3 +#define AMD_FMT_MOD_TILE_GFX12_256K_2D 4 + #define AMD_FMT_MOD_DCC_BLOCK_64B 0 #define AMD_FMT_MOD_DCC_BLOCK_128B 1 #define AMD_FMT_MOD_DCC_BLOCK_256B 2 |