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/*
* Copyright 2011 Intel Corporation
*
* Permission is hereby granted , free of charge , to any person obtaining a
* copy of this software and associated documentation files ( the " Software " ) ,
* to deal in the Software without restriction , including without limitation
* the rights to use , copy , modify , merge , publish , distribute , sublicense ,
* and / or sell copies of the Software , and to permit persons to whom the
* Software is furnished to do so , subject to the following conditions :
*
* The above copyright notice and this permission notice ( including the next
* paragraph ) shall be included in all copies or substantial portions of the
* Software .
*
* THE SOFTWARE IS PROVIDED " AS IS " , WITHOUT WARRANTY OF ANY KIND , EXPRESS OR
* IMPLIED , INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY ,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT . IN NO EVENT SHALL
* VA LINUX SYSTEMS AND / OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM , DAMAGES OR
* OTHER LIABILITY , WHETHER IN AN ACTION OF CONTRACT , TORT OR OTHERWISE ,
* ARISING FROM , OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
* OTHER DEALINGS IN THE SOFTWARE .
*/
# ifndef DRM_FOURCC_H
# define DRM_FOURCC_H
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# include "drm.h"
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# if defined(__cplusplus)
extern " C " {
# endif
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# define fourcc_code(a, b, c, d) ((__u32)(a) | ((__u32)(b) << 8) | \
( ( __u32 ) ( c ) < < 16 ) | ( ( __u32 ) ( d ) < < 24 ) )
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# define DRM_FORMAT_BIG_ENDIAN (1<<31) /* format is big endian instead of little endian */
/* color index */
# define DRM_FORMAT_C8 fourcc_code('C', '8', ' ', ' ') /* [7:0] C */
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/* 8 bpp Red */
# define DRM_FORMAT_R8 fourcc_code('R', '8', ' ', ' ') /* [7:0] R */
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/* 16 bpp Red */
# define DRM_FORMAT_R16 fourcc_code('R', '1', '6', ' ') /* [15:0] R little endian */
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/* 16 bpp RG */
# define DRM_FORMAT_RG88 fourcc_code('R', 'G', '8', '8') /* [15:0] R:G 8:8 little endian */
# define DRM_FORMAT_GR88 fourcc_code('G', 'R', '8', '8') /* [15:0] G:R 8:8 little endian */
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/* 32 bpp RG */
# define DRM_FORMAT_RG1616 fourcc_code('R', 'G', '3', '2') /* [31:0] R:G 16:16 little endian */
# define DRM_FORMAT_GR1616 fourcc_code('G', 'R', '3', '2') /* [31:0] G:R 16:16 little endian */
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/* 8 bpp RGB */
# define DRM_FORMAT_RGB332 fourcc_code('R', 'G', 'B', '8') /* [7:0] R:G:B 3:3:2 */
# define DRM_FORMAT_BGR233 fourcc_code('B', 'G', 'R', '8') /* [7:0] B:G:R 2:3:3 */
/* 16 bpp RGB */
# define DRM_FORMAT_XRGB4444 fourcc_code('X', 'R', '1', '2') /* [15:0] x:R:G:B 4:4:4:4 little endian */
# define DRM_FORMAT_XBGR4444 fourcc_code('X', 'B', '1', '2') /* [15:0] x:B:G:R 4:4:4:4 little endian */
# define DRM_FORMAT_RGBX4444 fourcc_code('R', 'X', '1', '2') /* [15:0] R:G:B:x 4:4:4:4 little endian */
# define DRM_FORMAT_BGRX4444 fourcc_code('B', 'X', '1', '2') /* [15:0] B:G:R:x 4:4:4:4 little endian */
# define DRM_FORMAT_ARGB4444 fourcc_code('A', 'R', '1', '2') /* [15:0] A:R:G:B 4:4:4:4 little endian */
# define DRM_FORMAT_ABGR4444 fourcc_code('A', 'B', '1', '2') /* [15:0] A:B:G:R 4:4:4:4 little endian */
# define DRM_FORMAT_RGBA4444 fourcc_code('R', 'A', '1', '2') /* [15:0] R:G:B:A 4:4:4:4 little endian */
# define DRM_FORMAT_BGRA4444 fourcc_code('B', 'A', '1', '2') /* [15:0] B:G:R:A 4:4:4:4 little endian */
# define DRM_FORMAT_XRGB1555 fourcc_code('X', 'R', '1', '5') /* [15:0] x:R:G:B 1:5:5:5 little endian */
# define DRM_FORMAT_XBGR1555 fourcc_code('X', 'B', '1', '5') /* [15:0] x:B:G:R 1:5:5:5 little endian */
# define DRM_FORMAT_RGBX5551 fourcc_code('R', 'X', '1', '5') /* [15:0] R:G:B:x 5:5:5:1 little endian */
# define DRM_FORMAT_BGRX5551 fourcc_code('B', 'X', '1', '5') /* [15:0] B:G:R:x 5:5:5:1 little endian */
# define DRM_FORMAT_ARGB1555 fourcc_code('A', 'R', '1', '5') /* [15:0] A:R:G:B 1:5:5:5 little endian */
# define DRM_FORMAT_ABGR1555 fourcc_code('A', 'B', '1', '5') /* [15:0] A:B:G:R 1:5:5:5 little endian */
# define DRM_FORMAT_RGBA5551 fourcc_code('R', 'A', '1', '5') /* [15:0] R:G:B:A 5:5:5:1 little endian */
# define DRM_FORMAT_BGRA5551 fourcc_code('B', 'A', '1', '5') /* [15:0] B:G:R:A 5:5:5:1 little endian */
# define DRM_FORMAT_RGB565 fourcc_code('R', 'G', '1', '6') /* [15:0] R:G:B 5:6:5 little endian */
# define DRM_FORMAT_BGR565 fourcc_code('B', 'G', '1', '6') /* [15:0] B:G:R 5:6:5 little endian */
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/* 24 bpp RGB */
# define DRM_FORMAT_RGB888 fourcc_code('R', 'G', '2', '4') /* [23:0] R:G:B little endian */
# define DRM_FORMAT_BGR888 fourcc_code('B', 'G', '2', '4') /* [23:0] B:G:R little endian */
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/* 32 bpp RGB */
# define DRM_FORMAT_XRGB8888 fourcc_code('X', 'R', '2', '4') /* [31:0] x:R:G:B 8:8:8:8 little endian */
# define DRM_FORMAT_XBGR8888 fourcc_code('X', 'B', '2', '4') /* [31:0] x:B:G:R 8:8:8:8 little endian */
# define DRM_FORMAT_RGBX8888 fourcc_code('R', 'X', '2', '4') /* [31:0] R:G:B:x 8:8:8:8 little endian */
# define DRM_FORMAT_BGRX8888 fourcc_code('B', 'X', '2', '4') /* [31:0] B:G:R:x 8:8:8:8 little endian */
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# define DRM_FORMAT_ARGB8888 fourcc_code('A', 'R', '2', '4') /* [31:0] A:R:G:B 8:8:8:8 little endian */
# define DRM_FORMAT_ABGR8888 fourcc_code('A', 'B', '2', '4') /* [31:0] A:B:G:R 8:8:8:8 little endian */
# define DRM_FORMAT_RGBA8888 fourcc_code('R', 'A', '2', '4') /* [31:0] R:G:B:A 8:8:8:8 little endian */
# define DRM_FORMAT_BGRA8888 fourcc_code('B', 'A', '2', '4') /* [31:0] B:G:R:A 8:8:8:8 little endian */
# define DRM_FORMAT_XRGB2101010 fourcc_code('X', 'R', '3', '0') /* [31:0] x:R:G:B 2:10:10:10 little endian */
# define DRM_FORMAT_XBGR2101010 fourcc_code('X', 'B', '3', '0') /* [31:0] x:B:G:R 2:10:10:10 little endian */
# define DRM_FORMAT_RGBX1010102 fourcc_code('R', 'X', '3', '0') /* [31:0] R:G:B:x 10:10:10:2 little endian */
# define DRM_FORMAT_BGRX1010102 fourcc_code('B', 'X', '3', '0') /* [31:0] B:G:R:x 10:10:10:2 little endian */
# define DRM_FORMAT_ARGB2101010 fourcc_code('A', 'R', '3', '0') /* [31:0] A:R:G:B 2:10:10:10 little endian */
# define DRM_FORMAT_ABGR2101010 fourcc_code('A', 'B', '3', '0') /* [31:0] A:B:G:R 2:10:10:10 little endian */
# define DRM_FORMAT_RGBA1010102 fourcc_code('R', 'A', '3', '0') /* [31:0] R:G:B:A 10:10:10:2 little endian */
# define DRM_FORMAT_BGRA1010102 fourcc_code('B', 'A', '3', '0') /* [31:0] B:G:R:A 10:10:10:2 little endian */
/* packed YCbCr */
# define DRM_FORMAT_YUYV fourcc_code('Y', 'U', 'Y', 'V') /* [31:0] Cr0:Y1:Cb0:Y0 8:8:8:8 little endian */
# define DRM_FORMAT_YVYU fourcc_code('Y', 'V', 'Y', 'U') /* [31:0] Cb0:Y1:Cr0:Y0 8:8:8:8 little endian */
# define DRM_FORMAT_UYVY fourcc_code('U', 'Y', 'V', 'Y') /* [31:0] Y1:Cr0:Y0:Cb0 8:8:8:8 little endian */
# define DRM_FORMAT_VYUY fourcc_code('V', 'Y', 'U', 'Y') /* [31:0] Y1:Cb0:Y0:Cr0 8:8:8:8 little endian */
# define DRM_FORMAT_AYUV fourcc_code('A', 'Y', 'U', 'V') /* [31:0] A:Y:Cb:Cr 8:8:8:8 little endian */
/*
* 2 plane YCbCr
* index 0 = Y plane , [ 7 : 0 ] Y
* index 1 = Cr : Cb plane , [ 15 : 0 ] Cr : Cb little endian
* or
* index 1 = Cb : Cr plane , [ 15 : 0 ] Cb : Cr little endian
*/
# define DRM_FORMAT_NV12 fourcc_code('N', 'V', '1', '2') /* 2x2 subsampled Cr:Cb plane */
# define DRM_FORMAT_NV21 fourcc_code('N', 'V', '2', '1') /* 2x2 subsampled Cb:Cr plane */
# define DRM_FORMAT_NV16 fourcc_code('N', 'V', '1', '6') /* 2x1 subsampled Cr:Cb plane */
# define DRM_FORMAT_NV61 fourcc_code('N', 'V', '6', '1') /* 2x1 subsampled Cb:Cr plane */
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# define DRM_FORMAT_NV24 fourcc_code('N', 'V', '2', '4') /* non-subsampled Cr:Cb plane */
# define DRM_FORMAT_NV42 fourcc_code('N', 'V', '4', '2') /* non-subsampled Cb:Cr plane */
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/*
* 3 plane YCbCr
* index 0 : Y plane , [ 7 : 0 ] Y
* index 1 : Cb plane , [ 7 : 0 ] Cb
* index 2 : Cr plane , [ 7 : 0 ] Cr
* or
* index 1 : Cr plane , [ 7 : 0 ] Cr
* index 2 : Cb plane , [ 7 : 0 ] Cb
*/
# define DRM_FORMAT_YUV410 fourcc_code('Y', 'U', 'V', '9') /* 4x4 subsampled Cb (1) and Cr (2) planes */
# define DRM_FORMAT_YVU410 fourcc_code('Y', 'V', 'U', '9') /* 4x4 subsampled Cr (1) and Cb (2) planes */
# define DRM_FORMAT_YUV411 fourcc_code('Y', 'U', '1', '1') /* 4x1 subsampled Cb (1) and Cr (2) planes */
# define DRM_FORMAT_YVU411 fourcc_code('Y', 'V', '1', '1') /* 4x1 subsampled Cr (1) and Cb (2) planes */
# define DRM_FORMAT_YUV420 fourcc_code('Y', 'U', '1', '2') /* 2x2 subsampled Cb (1) and Cr (2) planes */
# define DRM_FORMAT_YVU420 fourcc_code('Y', 'V', '1', '2') /* 2x2 subsampled Cr (1) and Cb (2) planes */
# define DRM_FORMAT_YUV422 fourcc_code('Y', 'U', '1', '6') /* 2x1 subsampled Cb (1) and Cr (2) planes */
# define DRM_FORMAT_YVU422 fourcc_code('Y', 'V', '1', '6') /* 2x1 subsampled Cr (1) and Cb (2) planes */
# define DRM_FORMAT_YUV444 fourcc_code('Y', 'U', '2', '4') /* non-subsampled Cb (1) and Cr (2) planes */
# define DRM_FORMAT_YVU444 fourcc_code('Y', 'V', '2', '4') /* non-subsampled Cr (1) and Cb (2) planes */
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/*
* Format Modifiers :
*
* Format modifiers describe , typically , a re - ordering or modification
* of the data in a plane of an FB . This can be used to express tiled /
* swizzled formats , or compression , or a combination of the two .
*
* The upper 8 bits of the format modifier are a vendor - id as assigned
* below . The lower 56 bits are assigned as vendor sees fit .
*/
/* Vendor Ids: */
# define DRM_FORMAT_MOD_NONE 0
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# define DRM_FORMAT_MOD_VENDOR_NONE 0
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# define DRM_FORMAT_MOD_VENDOR_INTEL 0x01
# define DRM_FORMAT_MOD_VENDOR_AMD 0x02
# define DRM_FORMAT_MOD_VENDOR_NV 0x03
# define DRM_FORMAT_MOD_VENDOR_SAMSUNG 0x04
# define DRM_FORMAT_MOD_VENDOR_QCOM 0x05
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# define DRM_FORMAT_MOD_VENDOR_VIVANTE 0x06
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/* add more to the end as needed */
# define fourcc_mod_code(vendor, val) \
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( ( ( ( __u64 ) DRM_FORMAT_MOD_VENDOR_ # # vendor ) < < 56 ) | ( val & 0x00ffffffffffffffULL ) )
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/*
* Format Modifier tokens :
*
* When adding a new token please document the layout with a code comment ,
* similar to the fourcc codes above . drm_fourcc . h is considered the
* authoritative source for all of these .
*/
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/*
* Linear Layout
*
* Just plain linear layout . Note that this is different from no specifying any
* modifier ( e . g . not setting DRM_MODE_FB_MODIFIERS in the DRM_ADDFB2 ioctl ) ,
* which tells the driver to also take driver - internal information into account
* and so might actually result in a tiled framebuffer .
*/
# define DRM_FORMAT_MOD_LINEAR fourcc_mod_code(NONE, 0)
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/* Intel framebuffer modifiers */
/*
* Intel X - tiling layout
*
* This is a tiled layout using 4 Kb tiles ( except on gen2 where the tiles 2 Kb )
* in row - major layout . Within the tile bytes are laid out row - major , with
* a platform - dependent stride . On top of that the memory can apply
* platform - depending swizzling of some higher address bits into bit6 .
*
* This format is highly platforms specific and not useful for cross - driver
* sharing . It exists since on a given platform it does uniquely identify the
* layout in a simple way for i915 - specific userspace .
*/
# define I915_FORMAT_MOD_X_TILED fourcc_mod_code(INTEL, 1)
/*
* Intel Y - tiling layout
*
* This is a tiled layout using 4 Kb tiles ( except on gen2 where the tiles 2 Kb )
* in row - major layout . Within the tile bytes are laid out in OWORD ( 16 bytes )
* chunks column - major , with a platform - dependent height . On top of that the
* memory can apply platform - depending swizzling of some higher address bits
* into bit6 .
*
* This format is highly platforms specific and not useful for cross - driver
* sharing . It exists since on a given platform it does uniquely identify the
* layout in a simple way for i915 - specific userspace .
*/
# define I915_FORMAT_MOD_Y_TILED fourcc_mod_code(INTEL, 2)
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/*
* Intel Yf - tiling layout
*
* This is a tiled layout using 4 Kb tiles in row - major layout .
* Within the tile pixels are laid out in 16 256 byte units / sub - tiles which
* are arranged in four groups ( two wide , two high ) with column - major layout .
* Each group therefore consits out of four 256 byte units , which are also laid
* out as 2 x2 column - major .
* 256 byte units are made out of four 64 byte blocks of pixels , producing
* either a square block or a 2 : 1 unit .
* 64 byte blocks of pixels contain four pixel rows of 16 bytes , where the width
* in pixel depends on the pixel depth .
*/
# define I915_FORMAT_MOD_Yf_TILED fourcc_mod_code(INTEL, 3)
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/*
* 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
* standard NV12 style .
* As for NV12 , an image is the result of two frame buffers : one for Y ,
* one for the interleaved Cb / Cr components ( 1 / 2 the height of the Y buffer ) .
* Alignment requirements are ( for each buffer ) :
* - multiple of 128 pixels for the width
* - multiple of 32 pixels for the height
*
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* For more information : see https : //linuxtv.org/downloads/v4l-dvb-apis/re32.html
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*/
# define DRM_FORMAT_MOD_SAMSUNG_64_32_TILE fourcc_mod_code(SAMSUNG, 1)
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/* Vivante framebuffer modifiers */
/*
* Vivante 4 x4 tiling layout
*
* This is a simple tiled layout using tiles of 4 x4 pixels in a row - major
* layout .
*/
# define DRM_FORMAT_MOD_VIVANTE_TILED fourcc_mod_code(VIVANTE, 1)
/*
* Vivante 64 x64 super - tiling layout
*
* This is a tiled layout using 64 x64 pixel super - tiles , where each super - tile
* contains 8 x4 groups of 2 x4 tiles of 4 x4 pixels ( like above ) each , all in row -
* major layout .
*
* For more information : see
* https : //github.com/etnaviv/etna_viv/blob/master/doc/hardware.md#texture-tiling
*/
# define DRM_FORMAT_MOD_VIVANTE_SUPER_TILED fourcc_mod_code(VIVANTE, 2)
/*
* Vivante 4 x4 tiling layout for dual - pipe
*
* Same as the 4 x4 tiling layout , except every second 4 x4 pixel tile starts at a
* different base address . Offsets from the base addresses are therefore halved
* compared to the non - split tiled layout .
*/
# define DRM_FORMAT_MOD_VIVANTE_SPLIT_TILED fourcc_mod_code(VIVANTE, 3)
/*
* Vivante 64 x64 super - tiling layout for dual - pipe
*
* Same as the 64 x64 super - tiling layout , except every second 4 x4 pixel tile
* starts at a different base address . Offsets from the base addresses are
* therefore halved compared to the non - split super - tiled layout .
*/
# define DRM_FORMAT_MOD_VIVANTE_SPLIT_SUPER_TILED fourcc_mod_code(VIVANTE, 4)
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# if defined(__cplusplus)
}
# endif
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# endif /* DRM_FOURCC_H */
