910 lines
		
	
	
	
		
			29 KiB
			
		
	
	
	
		
			C
		
	
	
	
	
	
		
		
			
		
	
	
			910 lines
		
	
	
	
		
			29 KiB
			
		
	
	
	
		
			C
		
	
	
	
	
	
|   | /**************************************************************************
 | ||
|  |  * | ||
|  |  * Copyright © 2008-2012 VMware, Inc., Palo Alto, CA., USA | ||
|  |  * All Rights Reserved. | ||
|  |  * | ||
|  |  * 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, sub license, 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 NON-INFRINGEMENT. IN NO EVENT SHALL | ||
|  |  * THE COPYRIGHT HOLDERS, AUTHORS 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. | ||
|  |  * | ||
|  |  **************************************************************************/ | ||
|  | 
 | ||
|  | #ifdef __KERNEL__
 | ||
|  | 
 | ||
|  | #include <drm/vmwgfx_drm.h>
 | ||
|  | #define surf_size_struct struct drm_vmw_size
 | ||
|  | 
 | ||
|  | #else /* __KERNEL__ */
 | ||
|  | 
 | ||
|  | #ifndef ARRAY_SIZE
 | ||
|  | #define ARRAY_SIZE(_A) (sizeof(_A) / sizeof((_A)[0]))
 | ||
|  | #endif /* ARRAY_SIZE */
 | ||
|  | 
 | ||
|  | #define DIV_ROUND_UP(x, y)  (((x) + (y) - 1) / (y))
 | ||
|  | #define max_t(type, x, y)  ((x) > (y) ? (x) : (y))
 | ||
|  | #define surf_size_struct SVGA3dSize
 | ||
|  | #define u32 uint32
 | ||
|  | 
 | ||
|  | #endif /* __KERNEL__ */
 | ||
|  | 
 | ||
|  | #include "svga3d_reg.h"
 | ||
|  | 
 | ||
|  | /*
 | ||
|  |  * enum svga3d_block_desc describes the active data channels in a block. | ||
|  |  * | ||
|  |  * There can be at-most four active channels in a block: | ||
|  |  *    1. Red, bump W, luminance and depth are stored in the first channel. | ||
|  |  *    2. Green, bump V and stencil are stored in the second channel. | ||
|  |  *    3. Blue and bump U are stored in the third channel. | ||
|  |  *    4. Alpha and bump Q are stored in the fourth channel. | ||
|  |  * | ||
|  |  * Block channels can be used to store compressed and buffer data: | ||
|  |  *    1. For compressed formats, only the data channel is used and its size | ||
|  |  *       is equal to that of a singular block in the compression scheme. | ||
|  |  *    2. For buffer formats, only the data channel is used and its size is | ||
|  |  *       exactly one byte in length. | ||
|  |  *    3. In each case the bit depth represent the size of a singular block. | ||
|  |  * | ||
|  |  * Note: Compressed and IEEE formats do not use the bitMask structure. | ||
|  |  */ | ||
|  | 
 | ||
|  | enum svga3d_block_desc { | ||
|  | 	SVGA3DBLOCKDESC_NONE        = 0,         /* No channels are active */ | ||
|  | 	SVGA3DBLOCKDESC_BLUE        = 1 << 0,    /* Block with red channel
 | ||
|  | 						    data */ | ||
|  | 	SVGA3DBLOCKDESC_U           = 1 << 0,    /* Block with bump U channel
 | ||
|  | 						    data */ | ||
|  | 	SVGA3DBLOCKDESC_UV_VIDEO    = 1 << 7,    /* Block with alternating video
 | ||
|  | 						    U and V */ | ||
|  | 	SVGA3DBLOCKDESC_GREEN       = 1 << 1,    /* Block with green channel
 | ||
|  | 						    data */ | ||
|  | 	SVGA3DBLOCKDESC_V           = 1 << 1,    /* Block with bump V channel
 | ||
|  | 						    data */ | ||
|  | 	SVGA3DBLOCKDESC_STENCIL     = 1 << 1,    /* Block with a stencil
 | ||
|  | 						    channel */ | ||
|  | 	SVGA3DBLOCKDESC_RED         = 1 << 2,    /* Block with blue channel
 | ||
|  | 						    data */ | ||
|  | 	SVGA3DBLOCKDESC_W           = 1 << 2,    /* Block with bump W channel
 | ||
|  | 						    data */ | ||
|  | 	SVGA3DBLOCKDESC_LUMINANCE   = 1 << 2,    /* Block with luminance channel
 | ||
|  | 						    data */ | ||
|  | 	SVGA3DBLOCKDESC_Y           = 1 << 2,    /* Block with video luminance
 | ||
|  | 						    data */ | ||
|  | 	SVGA3DBLOCKDESC_DEPTH       = 1 << 2,    /* Block with depth channel */ | ||
|  | 	SVGA3DBLOCKDESC_ALPHA       = 1 << 3,    /* Block with an alpha
 | ||
|  | 						    channel */ | ||
|  | 	SVGA3DBLOCKDESC_Q           = 1 << 3,    /* Block with bump Q channel
 | ||
|  | 						    data */ | ||
|  | 	SVGA3DBLOCKDESC_BUFFER      = 1 << 4,    /* Block stores 1 byte of
 | ||
|  | 						    data */ | ||
|  | 	SVGA3DBLOCKDESC_COMPRESSED  = 1 << 5,    /* Block stores n bytes of
 | ||
|  | 						    data depending on the | ||
|  | 						    compression method used */ | ||
|  | 	SVGA3DBLOCKDESC_IEEE_FP     = 1 << 6,    /* Block stores data in an IEEE
 | ||
|  | 						    floating point | ||
|  | 						    representation in | ||
|  | 						    all channels */ | ||
|  | 	SVGA3DBLOCKDESC_PLANAR_YUV  = 1 << 8,    /* Three separate blocks store
 | ||
|  | 						    data. */ | ||
|  | 	SVGA3DBLOCKDESC_U_VIDEO     = 1 << 9,    /* Block with U video data */ | ||
|  | 	SVGA3DBLOCKDESC_V_VIDEO     = 1 << 10,   /* Block with V video data */ | ||
|  | 	SVGA3DBLOCKDESC_EXP         = 1 << 11,   /* Shared exponent */ | ||
|  | 	SVGA3DBLOCKDESC_SRGB        = 1 << 12,   /* Data is in sRGB format */ | ||
|  | 	SVGA3DBLOCKDESC_2PLANAR_YUV = 1 << 13,   /* 2 planes of Y, UV,
 | ||
|  | 						    e.g., NV12. */ | ||
|  | 	SVGA3DBLOCKDESC_3PLANAR_YUV = 1 << 14,   /* 3 planes of separate
 | ||
|  | 						    Y, U, V, e.g., YV12. */ | ||
|  | 
 | ||
|  | 	SVGA3DBLOCKDESC_RG         = SVGA3DBLOCKDESC_RED | | ||
|  | 	SVGA3DBLOCKDESC_GREEN, | ||
|  | 	SVGA3DBLOCKDESC_RGB        = SVGA3DBLOCKDESC_RG | | ||
|  | 	SVGA3DBLOCKDESC_BLUE, | ||
|  | 	SVGA3DBLOCKDESC_RGB_SRGB   = SVGA3DBLOCKDESC_RGB | | ||
|  | 	SVGA3DBLOCKDESC_SRGB, | ||
|  | 	SVGA3DBLOCKDESC_RGBA       = SVGA3DBLOCKDESC_RGB | | ||
|  | 	SVGA3DBLOCKDESC_ALPHA, | ||
|  | 	SVGA3DBLOCKDESC_RGBA_SRGB  = SVGA3DBLOCKDESC_RGBA | | ||
|  | 	SVGA3DBLOCKDESC_SRGB, | ||
|  | 	SVGA3DBLOCKDESC_UV         = SVGA3DBLOCKDESC_U | | ||
|  | 	SVGA3DBLOCKDESC_V, | ||
|  | 	SVGA3DBLOCKDESC_UVL        = SVGA3DBLOCKDESC_UV | | ||
|  | 	SVGA3DBLOCKDESC_LUMINANCE, | ||
|  | 	SVGA3DBLOCKDESC_UVW        = SVGA3DBLOCKDESC_UV | | ||
|  | 	SVGA3DBLOCKDESC_W, | ||
|  | 	SVGA3DBLOCKDESC_UVWA       = SVGA3DBLOCKDESC_UVW | | ||
|  | 	SVGA3DBLOCKDESC_ALPHA, | ||
|  | 	SVGA3DBLOCKDESC_UVWQ       = SVGA3DBLOCKDESC_U | | ||
|  | 	SVGA3DBLOCKDESC_V | | ||
|  | 	SVGA3DBLOCKDESC_W | | ||
|  | 	SVGA3DBLOCKDESC_Q, | ||
|  | 	SVGA3DBLOCKDESC_LA         = SVGA3DBLOCKDESC_LUMINANCE | | ||
|  | 	SVGA3DBLOCKDESC_ALPHA, | ||
|  | 	SVGA3DBLOCKDESC_R_FP       = SVGA3DBLOCKDESC_RED | | ||
|  | 	SVGA3DBLOCKDESC_IEEE_FP, | ||
|  | 	SVGA3DBLOCKDESC_RG_FP      = SVGA3DBLOCKDESC_R_FP | | ||
|  | 	SVGA3DBLOCKDESC_GREEN, | ||
|  | 	SVGA3DBLOCKDESC_RGB_FP     = SVGA3DBLOCKDESC_RG_FP | | ||
|  | 	SVGA3DBLOCKDESC_BLUE, | ||
|  | 	SVGA3DBLOCKDESC_RGBA_FP    = SVGA3DBLOCKDESC_RGB_FP | | ||
|  | 	SVGA3DBLOCKDESC_ALPHA, | ||
|  | 	SVGA3DBLOCKDESC_DS         = SVGA3DBLOCKDESC_DEPTH | | ||
|  | 	SVGA3DBLOCKDESC_STENCIL, | ||
|  | 	SVGA3DBLOCKDESC_YUV        = SVGA3DBLOCKDESC_UV_VIDEO | | ||
|  | 	SVGA3DBLOCKDESC_Y, | ||
|  | 	SVGA3DBLOCKDESC_AYUV       = SVGA3DBLOCKDESC_ALPHA | | ||
|  | 	SVGA3DBLOCKDESC_Y | | ||
|  | 	SVGA3DBLOCKDESC_U_VIDEO | | ||
|  | 	SVGA3DBLOCKDESC_V_VIDEO, | ||
|  | 	SVGA3DBLOCKDESC_RGBE       = SVGA3DBLOCKDESC_RGB | | ||
|  | 	SVGA3DBLOCKDESC_EXP, | ||
|  | 	SVGA3DBLOCKDESC_COMPRESSED_SRGB = SVGA3DBLOCKDESC_COMPRESSED | | ||
|  | 	SVGA3DBLOCKDESC_SRGB, | ||
|  | 	SVGA3DBLOCKDESC_NV12       = SVGA3DBLOCKDESC_PLANAR_YUV | | ||
|  | 	SVGA3DBLOCKDESC_2PLANAR_YUV, | ||
|  | 	SVGA3DBLOCKDESC_YV12       = SVGA3DBLOCKDESC_PLANAR_YUV | | ||
|  | 	SVGA3DBLOCKDESC_3PLANAR_YUV, | ||
|  | }; | ||
|  | 
 | ||
|  | /*
 | ||
|  |  * SVGA3dSurfaceDesc describes the actual pixel data. | ||
|  |  * | ||
|  |  * This structure provides the following information: | ||
|  |  *    1. Block description. | ||
|  |  *    2. Dimensions of a block in the surface. | ||
|  |  *    3. Size of block in bytes. | ||
|  |  *    4. Bit depth of the pixel data. | ||
|  |  *    5. Channel bit depths and masks (if applicable). | ||
|  |  */ | ||
|  | #define SVGA3D_CHANNEL_DEF(type)		\
 | ||
|  | 	struct {				\ | ||
|  | 		union {				\ | ||
|  | 			type blue;              \ | ||
|  | 			type u;                 \ | ||
|  | 			type uv_video;          \ | ||
|  | 			type u_video;           \ | ||
|  | 		};				\ | ||
|  | 		union {				\ | ||
|  | 			type green;             \ | ||
|  | 			type v;                 \ | ||
|  | 			type stencil;           \ | ||
|  | 			type v_video;           \ | ||
|  | 		};				\ | ||
|  | 		union {				\ | ||
|  | 			type red;               \ | ||
|  | 			type w;                 \ | ||
|  | 			type luminance;         \ | ||
|  | 			type y;                 \ | ||
|  | 			type depth;             \ | ||
|  | 			type data;              \ | ||
|  | 		};				\ | ||
|  | 		union {				\ | ||
|  | 			type alpha;             \ | ||
|  | 			type q;                 \ | ||
|  | 			type exp;               \ | ||
|  | 		};				\ | ||
|  | 	} | ||
|  | 
 | ||
|  | struct svga3d_surface_desc { | ||
|  | 	enum svga3d_block_desc block_desc; | ||
|  | 	surf_size_struct block_size; | ||
|  | 	u32 bytes_per_block; | ||
|  | 	u32 pitch_bytes_per_block; | ||
|  | 
 | ||
|  | 	struct { | ||
|  | 		u32 total; | ||
|  | 		SVGA3D_CHANNEL_DEF(uint8); | ||
|  | 	} bit_depth; | ||
|  | 
 | ||
|  | 	struct { | ||
|  | 		SVGA3D_CHANNEL_DEF(uint8); | ||
|  | 	} bit_offset; | ||
|  | }; | ||
|  | 
 | ||
|  | static const struct svga3d_surface_desc svga3d_surface_descs[] = { | ||
|  | 	{SVGA3DBLOCKDESC_NONE, | ||
|  | 	 {1, 1, 1},  0, 0, {0, {{0}, {0}, {0}, {0} } }, | ||
|  | 	 {{{0}, {0}, {0}, {0} } } },     /* SVGA3D_FORMAT_INVALID */ | ||
|  | 
 | ||
|  | 	{SVGA3DBLOCKDESC_RGB, | ||
|  | 	 {1, 1, 1},  4, 4, {24, {{8}, {8}, {8}, {0} } }, | ||
|  | 	 {{{0}, {8}, {16}, {24} } } },   /* SVGA3D_X8R8G8B8 */ | ||
|  | 
 | ||
|  | 	{SVGA3DBLOCKDESC_RGBA, | ||
|  | 	 {1, 1, 1},  4, 4, {32, {{8}, {8}, {8}, {8} } }, | ||
|  | 	 {{{0}, {8}, {16}, {24} } } },   /* SVGA3D_A8R8G8B8 */ | ||
|  | 
 | ||
|  | 	{SVGA3DBLOCKDESC_RGB, | ||
|  | 	 {1, 1, 1},  2, 2, {16, {{5}, {6}, {5}, {0} } }, | ||
|  | 	 {{{0}, {5}, {11}, {0} } } },    /* SVGA3D_R5G6B5 */ | ||
|  | 
 | ||
|  | 	{SVGA3DBLOCKDESC_RGB, | ||
|  | 	 {1, 1, 1},  2, 2, {15, {{5}, {5}, {5}, {0} } }, | ||
|  | 	 {{{0}, {5}, {10}, {0} } } },    /* SVGA3D_X1R5G5B5 */ | ||
|  | 
 | ||
|  | 	{SVGA3DBLOCKDESC_RGBA, | ||
|  | 	 {1, 1, 1},  2, 2, {16, {{5}, {5}, {5}, {1} } }, | ||
|  | 	 {{{0}, {5}, {10}, {15} } } },   /* SVGA3D_A1R5G5B5 */ | ||
|  | 
 | ||
|  | 	{SVGA3DBLOCKDESC_RGBA, | ||
|  | 	 {1, 1, 1},  2, 2, {16, {{4}, {4}, {4}, {4} } }, | ||
|  | 	 {{{0}, {4}, {8}, {12} } } },    /* SVGA3D_A4R4G4B4 */ | ||
|  | 
 | ||
|  | 	{SVGA3DBLOCKDESC_DEPTH, | ||
|  | 	 {1, 1, 1},  4, 4, {32, {{0}, {0}, {32}, {0} } }, | ||
|  | 	 {{{0}, {0}, {0}, {0} } } },     /* SVGA3D_Z_D32 */ | ||
|  | 
 | ||
|  | 	{SVGA3DBLOCKDESC_DEPTH, | ||
|  | 	 {1, 1, 1},  2, 2, {16, {{0}, {0}, {16}, {0} } }, | ||
|  | 	 {{{0}, {0}, {0}, {0} } } },     /* SVGA3D_Z_D16 */ | ||
|  | 
 | ||
|  | 	{SVGA3DBLOCKDESC_DS, | ||
|  | 	 {1, 1, 1},  4, 4, {32, {{0}, {8}, {24}, {0} } }, | ||
|  | 	 {{{0}, {24}, {0}, {0} } } },    /* SVGA3D_Z_D24S8 */ | ||
|  | 
 | ||
|  | 	{SVGA3DBLOCKDESC_DS, | ||
|  | 	 {1, 1, 1},  2, 2, {16, {{0}, {1}, {15}, {0} } }, | ||
|  | 	 {{{0}, {15}, {0}, {0} } } },    /* SVGA3D_Z_D15S1 */ | ||
|  | 
 | ||
|  | 	{SVGA3DBLOCKDESC_LUMINANCE, | ||
|  | 	 {1, 1, 1},  1, 1, {8, {{0}, {0}, {8}, {0} } }, | ||
|  | 	 {{{0}, {0}, {0}, {0} } } },     /* SVGA3D_LUMINANCE8 */ | ||
|  | 
 | ||
|  | 	{SVGA3DBLOCKDESC_LA, | ||
|  | 	 {1, 1, 1},  1, 1, {8, {{0}, {0}, {4}, {4} } }, | ||
|  | 	 {{{0}, {0}, {0}, {4} } } },     /* SVGA3D_LUMINANCE4_ALPHA4 */ | ||
|  | 
 | ||
|  | 	{SVGA3DBLOCKDESC_LUMINANCE, | ||
|  | 	 {1, 1, 1},  2, 2, {16, {{0}, {0}, {16}, {0} } }, | ||
|  | 	 {{{0}, {0}, {0}, {0} } } },     /* SVGA3D_LUMINANCE16 */ | ||
|  | 
 | ||
|  | 	{SVGA3DBLOCKDESC_LA, | ||
|  | 	 {1, 1, 1},  2, 2, {16, {{0}, {0}, {8}, {8} } }, | ||
|  | 	 {{{0}, {0}, {0}, {8} } } },     /* SVGA3D_LUMINANCE8_ALPHA8 */ | ||
|  | 
 | ||
|  | 	{SVGA3DBLOCKDESC_COMPRESSED, | ||
|  | 	 {4, 4, 1},  8, 8, {64, {{0}, {0}, {64}, {0} } }, | ||
|  | 	 {{{0}, {0}, {0}, {0} } } },     /* SVGA3D_DXT1 */ | ||
|  | 
 | ||
|  | 	{SVGA3DBLOCKDESC_COMPRESSED, | ||
|  | 	 {4, 4, 1},  16, 16, {128, {{0}, {0}, {128}, {0} } }, | ||
|  | 	 {{{0}, {0}, {0}, {0} } } },     /* SVGA3D_DXT2 */ | ||
|  | 
 | ||
|  | 	{SVGA3DBLOCKDESC_COMPRESSED, | ||
|  | 	 {4, 4, 1},  16, 16, {128, {{0}, {0}, {128}, {0} } }, | ||
|  | 	 {{{0}, {0}, {0}, {0} } } },     /* SVGA3D_DXT3 */ | ||
|  | 
 | ||
|  | 	{SVGA3DBLOCKDESC_COMPRESSED, | ||
|  | 	 {4, 4, 1},  16, 16, {128, {{0}, {0}, {128}, {0} } }, | ||
|  | 	 {{{0}, {0}, {0}, {0} } } },     /* SVGA3D_DXT4 */ | ||
|  | 
 | ||
|  | 	{SVGA3DBLOCKDESC_COMPRESSED, | ||
|  | 	 {4, 4, 1},  16, 16, {128, {{0}, {0}, {128}, {0} } }, | ||
|  | 	 {{{0}, {0}, {0}, {0} } } },     /* SVGA3D_DXT5 */ | ||
|  | 
 | ||
|  | 	{SVGA3DBLOCKDESC_UV, | ||
|  | 	 {1, 1, 1},  2, 2, {16, {{0}, {0}, {8}, {8} } }, | ||
|  | 	 {{{0}, {0}, {0}, {8} } } },     /* SVGA3D_BUMPU8V8 */ | ||
|  | 
 | ||
|  | 	{SVGA3DBLOCKDESC_UVL, | ||
|  | 	 {1, 1, 1},  2, 2, {16, {{5}, {5}, {6}, {0} } }, | ||
|  | 	 {{{11}, {6}, {0}, {0} } } },    /* SVGA3D_BUMPL6V5U5 */ | ||
|  | 
 | ||
|  | 	{SVGA3DBLOCKDESC_UVL, | ||
|  | 	 {1, 1, 1},  4, 4, {32, {{8}, {8}, {8}, {0} } }, | ||
|  | 	 {{{16}, {8}, {0}, {0} } } },    /* SVGA3D_BUMPX8L8V8U8 */ | ||
|  | 
 | ||
|  | 	{SVGA3DBLOCKDESC_UVL, | ||
|  | 	 {1, 1, 1},  3, 3, {24, {{8}, {8}, {8}, {0} } }, | ||
|  | 	 {{{16}, {8}, {0}, {0} } } },    /* SVGA3D_BUMPL8V8U8 */ | ||
|  | 
 | ||
|  | 	{SVGA3DBLOCKDESC_RGBA_FP, | ||
|  | 	 {1, 1, 1},  8, 8, {64, {{16}, {16}, {16}, {16} } }, | ||
|  | 	 {{{32}, {16}, {0}, {48} } } },  /* SVGA3D_ARGB_S10E5 */ | ||
|  | 
 | ||
|  | 	{SVGA3DBLOCKDESC_RGBA_FP, | ||
|  | 	 {1, 1, 1},  16, 16, {128, {{32}, {32}, {32}, {32} } }, | ||
|  | 	 {{{64}, {32}, {0}, {96} } } },  /* SVGA3D_ARGB_S23E8 */ | ||
|  | 
 | ||
|  | 	{SVGA3DBLOCKDESC_RGBA, | ||
|  | 	 {1, 1, 1},  4, 4, {32, {{10}, {10}, {10}, {2} } }, | ||
|  | 	 {{{0}, {10}, {20}, {30} } } },  /* SVGA3D_A2R10G10B10 */ | ||
|  | 
 | ||
|  | 	{SVGA3DBLOCKDESC_UV, | ||
|  | 	 {1, 1, 1},  2, 2, {16, {{8}, {8}, {0}, {0} } }, | ||
|  | 	 {{{8}, {0}, {0}, {0} } } },     /* SVGA3D_V8U8 */ | ||
|  | 
 | ||
|  | 	{SVGA3DBLOCKDESC_UVWQ, | ||
|  | 	 {1, 1, 1},  4, 4, {32, {{8}, {8}, {8}, {8} } }, | ||
|  | 	 {{{24}, {16}, {8}, {0} } } },   /* SVGA3D_Q8W8V8U8 */ | ||
|  | 
 | ||
|  | 	{SVGA3DBLOCKDESC_UV, | ||
|  | 	 {1, 1, 1},  2, 2, {16, {{8}, {8}, {0}, {0} } }, | ||
|  | 	 {{{8}, {0}, {0}, {0} } } },     /* SVGA3D_CxV8U8 */ | ||
|  | 
 | ||
|  | 	{SVGA3DBLOCKDESC_UVL, | ||
|  | 	 {1, 1, 1},  4, 4, {24, {{8}, {8}, {8}, {0} } }, | ||
|  | 	 {{{16}, {8}, {0}, {0} } } },    /* SVGA3D_X8L8V8U8 */ | ||
|  | 
 | ||
|  | 	{SVGA3DBLOCKDESC_UVWA, | ||
|  | 	 {1, 1, 1},  4, 4, {32, {{10}, {10}, {10}, {2} } }, | ||
|  | 	 {{{0}, {10}, {20}, {30} } } },  /* SVGA3D_A2W10V10U10 */ | ||
|  | 
 | ||
|  | 	{SVGA3DBLOCKDESC_ALPHA, | ||
|  | 	 {1, 1, 1},  1, 1, {8, {{0}, {0}, {0}, {8} } }, | ||
|  | 	 {{{0}, {0}, {0}, {0} } } },     /* SVGA3D_ALPHA8 */ | ||
|  | 
 | ||
|  | 	{SVGA3DBLOCKDESC_R_FP, | ||
|  | 	 {1, 1, 1},  2, 2, {16, {{0}, {0}, {16}, {0} } }, | ||
|  | 	 {{{0}, {0}, {0}, {0} } } },     /* SVGA3D_R_S10E5 */ | ||
|  | 
 | ||
|  | 	{SVGA3DBLOCKDESC_R_FP, | ||
|  | 	 {1, 1, 1},  4, 4, {32, {{0}, {0}, {32}, {0} } }, | ||
|  | 	 {{{0}, {0}, {0}, {0} } } },     /* SVGA3D_R_S23E8 */ | ||
|  | 
 | ||
|  | 	{SVGA3DBLOCKDESC_RG_FP, | ||
|  | 	 {1, 1, 1},  4, 4, {32, {{0}, {16}, {16}, {0} } }, | ||
|  | 	 {{{0}, {16}, {0}, {0} } } },    /* SVGA3D_RG_S10E5 */ | ||
|  | 
 | ||
|  | 	{SVGA3DBLOCKDESC_RG_FP, | ||
|  | 	 {1, 1, 1},  8, 8, {64, {{0}, {32}, {32}, {0} } }, | ||
|  | 	 {{{0}, {32}, {0}, {0} } } },    /* SVGA3D_RG_S23E8 */ | ||
|  | 
 | ||
|  | 	{SVGA3DBLOCKDESC_BUFFER, | ||
|  | 	 {1, 1, 1},  1, 1, {8, {{0}, {0}, {8}, {0} } }, | ||
|  | 	 {{{0}, {0}, {0}, {0} } } },     /* SVGA3D_BUFFER */ | ||
|  | 
 | ||
|  | 	{SVGA3DBLOCKDESC_DEPTH, | ||
|  | 	 {1, 1, 1},  4, 4, {32, {{0}, {0}, {24}, {0} } }, | ||
|  | 	 {{{0}, {24}, {0}, {0} } } },    /* SVGA3D_Z_D24X8 */ | ||
|  | 
 | ||
|  | 	{SVGA3DBLOCKDESC_UV, | ||
|  | 	 {1, 1, 1},  4, 4, {32, {{16}, {16}, {0}, {0} } }, | ||
|  | 	 {{{16}, {0}, {0}, {0} } } },    /* SVGA3D_V16U16 */ | ||
|  | 
 | ||
|  | 	{SVGA3DBLOCKDESC_RG, | ||
|  | 	 {1, 1, 1},  4, 4, {32, {{0}, {16}, {16}, {0} } }, | ||
|  | 	 {{{0}, {0}, {16}, {0} } } },    /* SVGA3D_G16R16 */ | ||
|  | 
 | ||
|  | 	{SVGA3DBLOCKDESC_RGBA, | ||
|  | 	 {1, 1, 1},  8, 8, {64, {{16}, {16}, {16}, {16} } }, | ||
|  | 	 {{{32}, {16}, {0}, {48} } } },  /* SVGA3D_A16B16G16R16 */ | ||
|  | 
 | ||
|  | 	{SVGA3DBLOCKDESC_YUV, | ||
|  | 	 {1, 1, 1},  2, 2, {16, {{8}, {0}, {8}, {0} } }, | ||
|  | 	 {{{0}, {0}, {8}, {0} } } },     /* SVGA3D_UYVY */ | ||
|  | 
 | ||
|  | 	{SVGA3DBLOCKDESC_YUV, | ||
|  | 	 {1, 1, 1},  2, 2, {16, {{8}, {0}, {8}, {0} } }, | ||
|  | 	 {{{8}, {0}, {0}, {0} } } },     /* SVGA3D_YUY2 */ | ||
|  | 
 | ||
|  | 	{SVGA3DBLOCKDESC_NV12, | ||
|  | 	 {2, 2, 1},  6, 2, {48, {{0}, {0}, {48}, {0} } }, | ||
|  | 	 {{{0}, {0}, {0}, {0} } } },     /* SVGA3D_NV12 */ | ||
|  | 
 | ||
|  | 	{SVGA3DBLOCKDESC_AYUV, | ||
|  | 	 {1, 1, 1},  4, 4, {32, {{8}, {8}, {8}, {8} } }, | ||
|  | 	 {{{0}, {8}, {16}, {24} } } },   /* SVGA3D_AYUV */ | ||
|  | 
 | ||
|  | 	{SVGA3DBLOCKDESC_RGBA, | ||
|  | 	 {1, 1, 1},  16, 16, {128, {{32}, {32}, {32}, {32} } }, | ||
|  | 	 {{{64}, {32}, {0}, {96} } } },  /* SVGA3D_R32G32B32A32_TYPELESS */ | ||
|  | 
 | ||
|  | 	{SVGA3DBLOCKDESC_RGBA, | ||
|  | 	 {1, 1, 1},  16, 16, {128, {{32}, {32}, {32}, {32} } }, | ||
|  | 	 {{{64}, {32}, {0}, {96} } } },  /* SVGA3D_R32G32B32A32_UINT */ | ||
|  | 
 | ||
|  | 	{SVGA3DBLOCKDESC_UVWQ, | ||
|  | 	 {1, 1, 1},  16, 16, {128, {{32}, {32}, {32}, {32} } }, | ||
|  | 	 {{{64}, {32}, {0}, {96} } } },  /* SVGA3D_R32G32B32A32_SINT */ | ||
|  | 
 | ||
|  | 	{SVGA3DBLOCKDESC_RGB, | ||
|  | 	 {1, 1, 1},  12, 12, {96, {{32}, {32}, {32}, {0} } }, | ||
|  | 	 {{{64}, {32}, {0}, {0} } } },   /* SVGA3D_R32G32B32_TYPELESS */ | ||
|  | 
 | ||
|  | 	{SVGA3DBLOCKDESC_RGB_FP, | ||
|  | 	 {1, 1, 1},  12, 12, {96, {{32}, {32}, {32}, {0} } }, | ||
|  | 	 {{{64}, {32}, {0}, {0} } } },   /* SVGA3D_R32G32B32_FLOAT */ | ||
|  | 
 | ||
|  | 	{SVGA3DBLOCKDESC_RGB, | ||
|  | 	 {1, 1, 1},  12, 12, {96, {{32}, {32}, {32}, {0} } }, | ||
|  | 	 {{{64}, {32}, {0}, {0} } } },   /* SVGA3D_R32G32B32_UINT */ | ||
|  | 
 | ||
|  | 	{SVGA3DBLOCKDESC_UVW, | ||
|  | 	 {1, 1, 1},  12, 12, {96, {{32}, {32}, {32}, {0} } }, | ||
|  | 	 {{{64}, {32}, {0}, {0} } } },   /* SVGA3D_R32G32B32_SINT */ | ||
|  | 
 | ||
|  | 	{SVGA3DBLOCKDESC_RGBA, | ||
|  | 	 {1, 1, 1},  8, 8, {64, {{16}, {16}, {16}, {16} } }, | ||
|  | 	 {{{32}, {16}, {0}, {48} } } },  /* SVGA3D_R16G16B16A16_TYPELESS */ | ||
|  | 
 | ||
|  | 	{SVGA3DBLOCKDESC_RGBA, | ||
|  | 	 {1, 1, 1},  8, 8, {64, {{16}, {16}, {16}, {16} } }, | ||
|  | 	 {{{32}, {16}, {0}, {48} } } },  /* SVGA3D_R16G16B16A16_UINT */ | ||
|  | 
 | ||
|  | 	{SVGA3DBLOCKDESC_UVWQ, | ||
|  | 	 {1, 1, 1},  8, 8, {64, {{16}, {16}, {16}, {16} } }, | ||
|  | 	 {{{32}, {16}, {0}, {48} } } },  /* SVGA3D_R16G16B16A16_SNORM */ | ||
|  | 
 | ||
|  | 	{SVGA3DBLOCKDESC_UVWQ, | ||
|  | 	 {1, 1, 1},  8, 8, {64, {{16}, {16}, {16}, {16} } }, | ||
|  | 	 {{{32}, {16}, {0}, {48} } } },  /* SVGA3D_R16G16B16A16_SINT */ | ||
|  | 
 | ||
|  | 	{SVGA3DBLOCKDESC_RG, | ||
|  | 	 {1, 1, 1},  8, 8, {64, {{0}, {32}, {32}, {0} } }, | ||
|  | 	 {{{0}, {32}, {0}, {0} } } },    /* SVGA3D_R32G32_TYPELESS */ | ||
|  | 
 | ||
|  | 	{SVGA3DBLOCKDESC_RG, | ||
|  | 	 {1, 1, 1},  8, 8, {64, {{0}, {32}, {32}, {0} } }, | ||
|  | 	 {{{0}, {32}, {0}, {0} } } },    /* SVGA3D_R32G32_UINT */ | ||
|  | 
 | ||
|  | 	{SVGA3DBLOCKDESC_UV, | ||
|  | 	 {1, 1, 1},  8, 8, {64, {{0}, {32}, {32}, {0} } }, | ||
|  | 	 {{{0}, {32}, {0}, {0} } } },    /* SVGA3D_R32G32_SINT */ | ||
|  | 
 | ||
|  | 	{SVGA3DBLOCKDESC_RG, | ||
|  | 	 {1, 1, 1},  8, 8, {64, {{0}, {8}, {32}, {0} } }, | ||
|  | 	 {{{0}, {32}, {0}, {0} } } },    /* SVGA3D_R32G8X24_TYPELESS */ | ||
|  | 
 | ||
|  | 	{SVGA3DBLOCKDESC_DS, | ||
|  | 	 {1, 1, 1},  8, 8, {64, {{0}, {8}, {32}, {0} } }, | ||
|  | 	 {{{0}, {32}, {0}, {0} } } },    /* SVGA3D_D32_FLOAT_S8X24_UINT */ | ||
|  | 
 | ||
|  | 	{SVGA3DBLOCKDESC_R_FP, | ||
|  | 	 {1, 1, 1},  8, 8, {64, {{0}, {0}, {32}, {0} } }, | ||
|  | 	 {{{0}, {0}, {0}, {0} } } },    /* SVGA3D_R32_FLOAT_X8_X24_TYPELESS */ | ||
|  | 
 | ||
|  | 	{SVGA3DBLOCKDESC_GREEN, | ||
|  | 	 {1, 1, 1},  8, 8, {64, {{0}, {8}, {0}, {0} } }, | ||
|  | 	 {{{0}, {32}, {0}, {0} } } },    /* SVGA3D_X32_TYPELESS_G8X24_UINT */ | ||
|  | 
 | ||
|  | 	{SVGA3DBLOCKDESC_RGBA, | ||
|  | 	 {1, 1, 1},  4, 4, {32, {{10}, {10}, {10}, {2} } }, | ||
|  | 	 {{{0}, {10}, {20}, {30} } } },  /* SVGA3D_R10G10B10A2_TYPELESS */ | ||
|  | 
 | ||
|  | 	{SVGA3DBLOCKDESC_RGBA, | ||
|  | 	 {1, 1, 1},  4, 4, {32, {{10}, {10}, {10}, {2} } }, | ||
|  | 	 {{{0}, {10}, {20}, {30} } } },  /* SVGA3D_R10G10B10A2_UINT */ | ||
|  | 
 | ||
|  | 	{SVGA3DBLOCKDESC_RGB_FP, | ||
|  | 	 {1, 1, 1},  4, 4, {32, {{10}, {11}, {11}, {0} } }, | ||
|  | 	 {{{0}, {10}, {21}, {0} } } },  /* SVGA3D_R11G11B10_FLOAT */ | ||
|  | 
 | ||
|  | 	{SVGA3DBLOCKDESC_RGBA, | ||
|  | 	 {1, 1, 1},  4, 4, {32, {{8}, {8}, {8}, {8} } }, | ||
|  | 	 {{{16}, {8}, {0}, {24} } } },   /* SVGA3D_R8G8B8A8_TYPELESS */ | ||
|  | 
 | ||
|  | 	{SVGA3DBLOCKDESC_RGBA, | ||
|  | 	 {1, 1, 1},  4, 4, {32, {{8}, {8}, {8}, {8} } }, | ||
|  | 	 {{{16}, {8}, {0}, {24} } } },   /* SVGA3D_R8G8B8A8_UNORM */ | ||
|  | 
 | ||
|  | 	{SVGA3DBLOCKDESC_RGBA_SRGB, | ||
|  | 	 {1, 1, 1},  4, 4, {32, {{8}, {8}, {8}, {8} } }, | ||
|  | 	 {{{16}, {8}, {0}, {24} } } },   /* SVGA3D_R8G8B8A8_UNORM_SRGB */ | ||
|  | 
 | ||
|  | 	{SVGA3DBLOCKDESC_RGBA, | ||
|  | 	 {1, 1, 1},  4, 4, {32, {{8}, {8}, {8}, {8} } }, | ||
|  | 	 {{{16}, {8}, {0}, {24} } } },   /* SVGA3D_R8G8B8A8_UINT */ | ||
|  | 
 | ||
|  | 	{SVGA3DBLOCKDESC_RGBA, | ||
|  | 	 {1, 1, 1},  4, 4, {32, {{8}, {8}, {8}, {8} } }, | ||
|  | 	 {{{16}, {8}, {0}, {24} } } },   /* SVGA3D_R8G8B8A8_SINT */ | ||
|  | 
 | ||
|  | 	{SVGA3DBLOCKDESC_RG, | ||
|  | 	 {1, 1, 1},  4, 4, {32, {{0}, {16}, {16}, {0} } }, | ||
|  | 	 {{{0}, {16}, {0}, {0} } } },    /* SVGA3D_R16G16_TYPELESS */ | ||
|  | 
 | ||
|  | 	{SVGA3DBLOCKDESC_RG_FP, | ||
|  | 	 {1, 1, 1},  4, 4, {32, {{0}, {16}, {16}, {0} } }, | ||
|  | 	 {{{0}, {16}, {0}, {0} } } },    /* SVGA3D_R16G16_UINT */ | ||
|  | 
 | ||
|  | 	{SVGA3DBLOCKDESC_UV, | ||
|  | 	 {1, 1, 1},  4, 4, {32, {{0}, {16}, {16}, {0} } }, | ||
|  | 	 {{{0}, {16}, {0}, {0} } } },    /* SVGA3D_R16G16_SINT */ | ||
|  | 
 | ||
|  | 	{SVGA3DBLOCKDESC_RED, | ||
|  | 	 {1, 1, 1},  4, 4, {32, {{0}, {0}, {32}, {0} } }, | ||
|  | 	 {{{0}, {0}, {0}, {0} } } },     /* SVGA3D_R32_TYPELESS */ | ||
|  | 
 | ||
|  | 	{SVGA3DBLOCKDESC_DEPTH, | ||
|  | 	 {1, 1, 1},  4, 4, {32, {{0}, {0}, {32}, {0} } }, | ||
|  | 	 {{{0}, {0}, {0}, {0} } } },     /* SVGA3D_D32_FLOAT */ | ||
|  | 
 | ||
|  | 	{SVGA3DBLOCKDESC_RED, | ||
|  | 	 {1, 1, 1},  4, 4, {32, {{0}, {0}, {32}, {0} } }, | ||
|  | 	 {{{0}, {0}, {0}, {0} } } },     /* SVGA3D_R32_UINT */ | ||
|  | 
 | ||
|  | 	{SVGA3DBLOCKDESC_RED, | ||
|  | 	 {1, 1, 1},  4, 4, {32, {{0}, {0}, {32}, {0} } }, | ||
|  | 	 {{{0}, {0}, {0}, {0} } } },     /* SVGA3D_R32_SINT */ | ||
|  | 
 | ||
|  | 	{SVGA3DBLOCKDESC_RG, | ||
|  | 	 {1, 1, 1},  4, 4, {32, {{0}, {8}, {24}, {0} } }, | ||
|  | 	 {{{0}, {24}, {0}, {0} } } },    /* SVGA3D_R24G8_TYPELESS */ | ||
|  | 
 | ||
|  | 	{SVGA3DBLOCKDESC_DS, | ||
|  | 	 {1, 1, 1},  4, 4, {32, {{0}, {8}, {24}, {0} } }, | ||
|  | 	 {{{0}, {24}, {0}, {0} } } },    /* SVGA3D_D24_UNORM_S8_UINT */ | ||
|  | 
 | ||
|  | 	{SVGA3DBLOCKDESC_RED, | ||
|  | 	 {1, 1, 1},  4, 4, {32, {{0}, {0}, {24}, {0} } }, | ||
|  | 	 {{{0}, {0}, {0}, {0} } } },     /* SVGA3D_R24_UNORM_X8_TYPELESS */ | ||
|  | 
 | ||
|  | 	{SVGA3DBLOCKDESC_GREEN, | ||
|  | 	 {1, 1, 1},  4, 4, {32, {{0}, {8}, {0}, {0} } }, | ||
|  | 	 {{{0}, {24}, {0}, {0} } } },    /* SVGA3D_X24_TYPELESS_G8_UINT */ | ||
|  | 
 | ||
|  | 	{SVGA3DBLOCKDESC_RG, | ||
|  | 	 {1, 1, 1},  2, 2, {16, {{0}, {8}, {8}, {0} } }, | ||
|  | 	 {{{0}, {8}, {0}, {0} } } },     /* SVGA3D_R8G8_TYPELESS */ | ||
|  | 
 | ||
|  | 	{SVGA3DBLOCKDESC_RG, | ||
|  | 	 {1, 1, 1},  2, 2, {16, {{0}, {8}, {8}, {0} } }, | ||
|  | 	 {{{0}, {8}, {0}, {0} } } },     /* SVGA3D_R8G8_UNORM */ | ||
|  | 
 | ||
|  | 	{SVGA3DBLOCKDESC_RG, | ||
|  | 	 {1, 1, 1},  2, 2, {16, {{0}, {8}, {8}, {0} } }, | ||
|  | 	 {{{0}, {8}, {0}, {0} } } },     /* SVGA3D_R8G8_UINT */ | ||
|  | 
 | ||
|  | 	{SVGA3DBLOCKDESC_UV, | ||
|  | 	 {1, 1, 1},  2, 2, {16, {{0}, {8}, {8}, {0} } }, | ||
|  | 	 {{{0}, {8}, {0}, {0} } } },     /* SVGA3D_R8G8_SINT */ | ||
|  | 
 | ||
|  | 	{SVGA3DBLOCKDESC_RED, | ||
|  | 	 {1, 1, 1},  2, 2, {16, {{0}, {0}, {16}, {0} } }, | ||
|  | 	 {{{0}, {0}, {0}, {0} } } },     /* SVGA3D_R16_TYPELESS */ | ||
|  | 
 | ||
|  | 	{SVGA3DBLOCKDESC_RED, | ||
|  | 	 {1, 1, 1},  2, 2, {16, {{0}, {0}, {16}, {0} } }, | ||
|  | 	 {{{0}, {0}, {0}, {0} } } },     /* SVGA3D_R16_UNORM */ | ||
|  | 
 | ||
|  | 	{SVGA3DBLOCKDESC_RED, | ||
|  | 	 {1, 1, 1},  2, 2, {16, {{0}, {0}, {16}, {0} } }, | ||
|  | 	 {{{0}, {0}, {0}, {0} } } },     /* SVGA3D_R16_UINT */ | ||
|  | 
 | ||
|  | 	{SVGA3DBLOCKDESC_U, | ||
|  | 	 {1, 1, 1},  2, 2, {16, {{0}, {0}, {16}, {0} } }, | ||
|  | 	 {{{0}, {0}, {0}, {0} } } },     /* SVGA3D_R16_SNORM */ | ||
|  | 
 | ||
|  | 	{SVGA3DBLOCKDESC_U, | ||
|  | 	 {1, 1, 1},  2, 2, {16, {{0}, {0}, {16}, {0} } }, | ||
|  | 	 {{{0}, {0}, {0}, {0} } } },     /* SVGA3D_R16_SINT */ | ||
|  | 
 | ||
|  | 	{SVGA3DBLOCKDESC_RED, | ||
|  | 	 {1, 1, 1},  1, 1, {8, {{0}, {0}, {8}, {0} } }, | ||
|  | 	 {{{0}, {0}, {0}, {0} } } },     /* SVGA3D_R8_TYPELESS */ | ||
|  | 
 | ||
|  | 	{SVGA3DBLOCKDESC_RED, | ||
|  | 	 {1, 1, 1},  1, 1, {8, {{0}, {0}, {8}, {0} } }, | ||
|  | 	 {{{0}, {0}, {0}, {0} } } },     /* SVGA3D_R8_UNORM */ | ||
|  | 
 | ||
|  | 	{SVGA3DBLOCKDESC_RED, | ||
|  | 	 {1, 1, 1},  1, 1, {8, {{0}, {0}, {8}, {0} } }, | ||
|  | 	 {{{0}, {0}, {0}, {0} } } },     /* SVGA3D_R8_UINT */ | ||
|  | 
 | ||
|  | 	{SVGA3DBLOCKDESC_U, | ||
|  | 	 {1, 1, 1},  1, 1, {8, {{0}, {0}, {8}, {0} } }, | ||
|  | 	 {{{0}, {0}, {0}, {0} } } },     /* SVGA3D_R8_SNORM */ | ||
|  | 
 | ||
|  | 	{SVGA3DBLOCKDESC_U, | ||
|  | 	 {1, 1, 1},  1, 1, {8, {{0}, {0}, {8}, {0} } }, | ||
|  | 	 {{{0}, {0}, {0}, {0} } } },     /* SVGA3D_R8_SINT */ | ||
|  | 
 | ||
|  | 	{SVGA3DBLOCKDESC_RED, | ||
|  | 	 {8, 1, 1},  1, 1, {8, {{0}, {0}, {8}, {0} } }, | ||
|  | 	 {{{0}, {0}, {0}, {0} } } },     /* SVGA3D_R1_UNORM */ | ||
|  | 
 | ||
|  | 	{SVGA3DBLOCKDESC_RGBE, | ||
|  | 	 {1, 1, 1},  4, 4, {32, {{9}, {9}, {9}, {5} } }, | ||
|  | 	 {{{18}, {9}, {0}, {27} } } },   /* SVGA3D_R9G9B9E5_SHAREDEXP */ | ||
|  | 
 | ||
|  | 	{SVGA3DBLOCKDESC_RG, | ||
|  | 	 {1, 1, 1},  2, 2, {16, {{0}, {8}, {8}, {0} } }, | ||
|  | 	 {{{0}, {8}, {0}, {0} } } },     /* SVGA3D_R8G8_B8G8_UNORM */ | ||
|  | 
 | ||
|  | 	{SVGA3DBLOCKDESC_RG, | ||
|  | 	 {1, 1, 1},  2, 2, {16, {{0}, {8}, {8}, {0} } }, | ||
|  | 	 {{{0}, {8}, {0}, {0} } } },     /* SVGA3D_G8R8_G8B8_UNORM */ | ||
|  | 
 | ||
|  | 	{SVGA3DBLOCKDESC_COMPRESSED, | ||
|  | 	 {4, 4, 1},  8, 8, {64, {{0}, {0}, {64}, {0} } }, | ||
|  | 	 {{{0}, {0}, {0}, {0} } } },     /* SVGA3D_BC1_TYPELESS */ | ||
|  | 
 | ||
|  | 	{SVGA3DBLOCKDESC_COMPRESSED_SRGB, | ||
|  | 	 {4, 4, 1},  8, 8, {64, {{0}, {0}, {64}, {0} } }, | ||
|  | 	 {{{0}, {0}, {0}, {0} } } },     /* SVGA3D_BC1_UNORM_SRGB */ | ||
|  | 
 | ||
|  | 	{SVGA3DBLOCKDESC_COMPRESSED, | ||
|  | 	 {4, 4, 1},  16, 16, {128, {{0}, {0}, {128}, {0} } }, | ||
|  | 	 {{{0}, {0}, {0}, {0} } } },     /* SVGA3D_BC2_TYPELESS */ | ||
|  | 
 | ||
|  | 	{SVGA3DBLOCKDESC_COMPRESSED_SRGB, | ||
|  | 	 {4, 4, 1},  16, 16, {128, {{0}, {0}, {128}, {0} } }, | ||
|  | 	 {{{0}, {0}, {0}, {0} } } },     /* SVGA3D_BC2_UNORM_SRGB */ | ||
|  | 
 | ||
|  | 	{SVGA3DBLOCKDESC_COMPRESSED, | ||
|  | 	 {4, 4, 1},  16, 16, {128, {{0}, {0}, {128}, {0} } }, | ||
|  | 	 {{{0}, {0}, {0}, {0} } } },     /* SVGA3D_BC3_TYPELESS */ | ||
|  | 
 | ||
|  | 	{SVGA3DBLOCKDESC_COMPRESSED_SRGB, | ||
|  | 	 {4, 4, 1},  16, 16, {128, {{0}, {0}, {128}, {0} } }, | ||
|  | 	 {{{0}, {0}, {0}, {0} } } },     /* SVGA3D_BC3_UNORM_SRGB */ | ||
|  | 
 | ||
|  | 	{SVGA3DBLOCKDESC_COMPRESSED, | ||
|  | 	 {4, 4, 1},  8, 8, {64, {{0}, {0}, {64}, {0} } }, | ||
|  | 	 {{{0}, {0}, {0}, {0} } } },     /* SVGA3D_BC4_TYPELESS */ | ||
|  | 
 | ||
|  | 	{SVGA3DBLOCKDESC_COMPRESSED, | ||
|  | 	 {4, 4, 1},  8, 8, {64, {{0}, {0}, {64}, {0} } }, | ||
|  | 	 {{{0}, {0}, {0}, {0} } } },     /* SVGA3D_BC4_UNORM */ | ||
|  | 
 | ||
|  | 	{SVGA3DBLOCKDESC_COMPRESSED, | ||
|  | 	 {4, 4, 1},  8, 8, {64, {{0}, {0}, {64}, {0} } }, | ||
|  | 	 {{{0}, {0}, {0}, {0} } } },     /* SVGA3D_BC4_SNORM */ | ||
|  | 
 | ||
|  | 	{SVGA3DBLOCKDESC_COMPRESSED, | ||
|  | 	 {4, 4, 1},  16, 16, {128, {{0}, {0}, {128}, {0} } }, | ||
|  | 	 {{{0}, {0}, {0}, {0} } } },     /* SVGA3D_BC5_TYPELESS */ | ||
|  | 
 | ||
|  | 	{SVGA3DBLOCKDESC_COMPRESSED, | ||
|  | 	 {4, 4, 1},  16, 16, {128, {{0}, {0}, {128}, {0} } }, | ||
|  | 	 {{{0}, {0}, {0}, {0} } } },     /* SVGA3D_BC5_UNORM */ | ||
|  | 
 | ||
|  | 	{SVGA3DBLOCKDESC_COMPRESSED, | ||
|  | 	 {4, 4, 1},  16, 16, {128, {{0}, {0}, {128}, {0} } }, | ||
|  | 	 {{{0}, {0}, {0}, {0} } } },     /* SVGA3D_BC5_SNORM */ | ||
|  | 
 | ||
|  | 	{SVGA3DBLOCKDESC_RGBA, | ||
|  | 	 {1, 1, 1},  4, 4, {32, {{10}, {10}, {10}, {2} } }, | ||
|  | 	 {{{0}, {10}, {20}, {30} } } },  /* SVGA3D_R10G10B10_XR_BIAS_A2_UNORM */ | ||
|  | 
 | ||
|  | 	{SVGA3DBLOCKDESC_RGBA, | ||
|  | 	 {1, 1, 1},  4, 4, {32, {{8}, {8}, {8}, {8} } }, | ||
|  | 	 {{{0}, {8}, {16}, {24} } } },   /* SVGA3D_B8G8R8A8_TYPELESS */ | ||
|  | 
 | ||
|  | 	{SVGA3DBLOCKDESC_RGBA_SRGB, | ||
|  | 	 {1, 1, 1},  4, 4, {32, {{8}, {8}, {8}, {8} } }, | ||
|  | 	 {{{0}, {8}, {16}, {24} } } },   /* SVGA3D_B8G8R8A8_UNORM_SRGB */ | ||
|  | 
 | ||
|  | 	{SVGA3DBLOCKDESC_RGB, | ||
|  | 	 {1, 1, 1},  4, 4, {24, {{8}, {8}, {8}, {0} } }, | ||
|  | 	 {{{0}, {8}, {16}, {24} } } },   /* SVGA3D_B8G8R8X8_TYPELESS */ | ||
|  | 
 | ||
|  | 	{SVGA3DBLOCKDESC_RGB_SRGB, | ||
|  | 	 {1, 1, 1},  4, 4, {24, {{8}, {8}, {8}, {0} } }, | ||
|  | 	 {{{0}, {8}, {16}, {24} } } },   /* SVGA3D_B8G8R8X8_UNORM_SRGB */ | ||
|  | 
 | ||
|  | 	{SVGA3DBLOCKDESC_DEPTH, | ||
|  | 	 {1, 1, 1},  2, 2, {16, {{0}, {0}, {16}, {0} } }, | ||
|  | 	 {{{0}, {0}, {0}, {0} } } },     /* SVGA3D_Z_DF16 */ | ||
|  | 
 | ||
|  | 	{SVGA3DBLOCKDESC_DS, | ||
|  | 	 {1, 1, 1},  4, 4, {32, {{0}, {8}, {24}, {0} } }, | ||
|  | 	 {{{0}, {24}, {0}, {0} } } },    /* SVGA3D_Z_DF24 */ | ||
|  | 
 | ||
|  | 	{SVGA3DBLOCKDESC_DS, | ||
|  | 	 {1, 1, 1},  4, 4, {32, {{0}, {8}, {24}, {0} } }, | ||
|  | 	 {{{0}, {24}, {0}, {0} } } },    /* SVGA3D_Z_D24S8_INT */ | ||
|  | }; | ||
|  | 
 | ||
|  | static inline u32 clamped_umul32(u32 a, u32 b) | ||
|  | { | ||
|  | 	uint64_t tmp = (uint64_t) a*b; | ||
|  | 	return (tmp > (uint64_t) ((u32) -1)) ? (u32) -1 : tmp; | ||
|  | } | ||
|  | 
 | ||
|  | static inline const struct svga3d_surface_desc * | ||
|  | svga3dsurface_get_desc(SVGA3dSurfaceFormat format) | ||
|  | { | ||
|  | 	if (format < ARRAY_SIZE(svga3d_surface_descs)) | ||
|  | 		return &svga3d_surface_descs[format]; | ||
|  | 
 | ||
|  | 	return &svga3d_surface_descs[SVGA3D_FORMAT_INVALID]; | ||
|  | } | ||
|  | 
 | ||
|  | /*
 | ||
|  |  *---------------------------------------------------------------------- | ||
|  |  * | ||
|  |  * svga3dsurface_get_mip_size -- | ||
|  |  * | ||
|  |  *      Given a base level size and the mip level, compute the size of | ||
|  |  *      the mip level. | ||
|  |  * | ||
|  |  * Results: | ||
|  |  *      See above. | ||
|  |  * | ||
|  |  * Side effects: | ||
|  |  *      None. | ||
|  |  * | ||
|  |  *---------------------------------------------------------------------- | ||
|  |  */ | ||
|  | 
 | ||
|  | static inline surf_size_struct | ||
|  | svga3dsurface_get_mip_size(surf_size_struct base_level, u32 mip_level) | ||
|  | { | ||
|  | 	surf_size_struct size; | ||
|  | 
 | ||
|  | 	size.width = max_t(u32, base_level.width >> mip_level, 1); | ||
|  | 	size.height = max_t(u32, base_level.height >> mip_level, 1); | ||
|  | 	size.depth = max_t(u32, base_level.depth >> mip_level, 1); | ||
|  | 	return size; | ||
|  | } | ||
|  | 
 | ||
|  | static inline void | ||
|  | svga3dsurface_get_size_in_blocks(const struct svga3d_surface_desc *desc, | ||
|  | 				 const surf_size_struct *pixel_size, | ||
|  | 				 surf_size_struct *block_size) | ||
|  | { | ||
|  | 	block_size->width = DIV_ROUND_UP(pixel_size->width, | ||
|  | 					 desc->block_size.width); | ||
|  | 	block_size->height = DIV_ROUND_UP(pixel_size->height, | ||
|  | 					  desc->block_size.height); | ||
|  | 	block_size->depth = DIV_ROUND_UP(pixel_size->depth, | ||
|  | 					 desc->block_size.depth); | ||
|  | } | ||
|  | 
 | ||
|  | static inline bool | ||
|  | svga3dsurface_is_planar_surface(const struct svga3d_surface_desc *desc) | ||
|  | { | ||
|  | 	return (desc->block_desc & SVGA3DBLOCKDESC_PLANAR_YUV) != 0; | ||
|  | } | ||
|  | 
 | ||
|  | static inline u32 | ||
|  | svga3dsurface_calculate_pitch(const struct svga3d_surface_desc *desc, | ||
|  | 			      const surf_size_struct *size) | ||
|  | { | ||
|  | 	u32 pitch; | ||
|  | 	surf_size_struct blocks; | ||
|  | 
 | ||
|  | 	svga3dsurface_get_size_in_blocks(desc, size, &blocks); | ||
|  | 
 | ||
|  | 	pitch = blocks.width * desc->pitch_bytes_per_block; | ||
|  | 
 | ||
|  | 	return pitch; | ||
|  | } | ||
|  | 
 | ||
|  | /*
 | ||
|  |  *----------------------------------------------------------------------------- | ||
|  |  * | ||
|  |  * svga3dsurface_get_image_buffer_size -- | ||
|  |  * | ||
|  |  *      Return the number of bytes of buffer space required to store | ||
|  |  *      one image of a surface, optionally using the specified pitch. | ||
|  |  * | ||
|  |  *      If pitch is zero, it is assumed that rows are tightly packed. | ||
|  |  * | ||
|  |  *      This function is overflow-safe. If the result would have | ||
|  |  *      overflowed, instead we return MAX_UINT32. | ||
|  |  * | ||
|  |  * Results: | ||
|  |  *      Byte count. | ||
|  |  * | ||
|  |  * Side effects: | ||
|  |  *      None. | ||
|  |  * | ||
|  |  *----------------------------------------------------------------------------- | ||
|  |  */ | ||
|  | 
 | ||
|  | static inline u32 | ||
|  | svga3dsurface_get_image_buffer_size(const struct svga3d_surface_desc *desc, | ||
|  | 				    const surf_size_struct *size, | ||
|  | 				    u32 pitch) | ||
|  | { | ||
|  | 	surf_size_struct image_blocks; | ||
|  | 	u32 slice_size, total_size; | ||
|  | 
 | ||
|  | 	svga3dsurface_get_size_in_blocks(desc, size, &image_blocks); | ||
|  | 
 | ||
|  | 	if (svga3dsurface_is_planar_surface(desc)) { | ||
|  | 		total_size = clamped_umul32(image_blocks.width, | ||
|  | 					    image_blocks.height); | ||
|  | 		total_size = clamped_umul32(total_size, image_blocks.depth); | ||
|  | 		total_size = clamped_umul32(total_size, desc->bytes_per_block); | ||
|  | 		return total_size; | ||
|  | 	} | ||
|  | 
 | ||
|  | 	if (pitch == 0) | ||
|  | 		pitch = svga3dsurface_calculate_pitch(desc, size); | ||
|  | 
 | ||
|  | 	slice_size = clamped_umul32(image_blocks.height, pitch); | ||
|  | 	total_size = clamped_umul32(slice_size, image_blocks.depth); | ||
|  | 
 | ||
|  | 	return total_size; | ||
|  | } | ||
|  | 
 | ||
|  | static inline u32 | ||
|  | svga3dsurface_get_serialized_size(SVGA3dSurfaceFormat format, | ||
|  | 				  surf_size_struct base_level_size, | ||
|  | 				  u32 num_mip_levels, | ||
|  | 				  bool cubemap) | ||
|  | { | ||
|  | 	const struct svga3d_surface_desc *desc = svga3dsurface_get_desc(format); | ||
|  | 	u32 total_size = 0; | ||
|  | 	u32 mip; | ||
|  | 
 | ||
|  | 	for (mip = 0; mip < num_mip_levels; mip++) { | ||
|  | 		surf_size_struct size = | ||
|  | 			svga3dsurface_get_mip_size(base_level_size, mip); | ||
|  | 		total_size += svga3dsurface_get_image_buffer_size(desc, | ||
|  | 								  &size, 0); | ||
|  | 	} | ||
|  | 
 | ||
|  | 	if (cubemap) | ||
|  | 		total_size *= SVGA3D_MAX_SURFACE_FACES; | ||
|  | 
 | ||
|  | 	return total_size; | ||
|  | } | ||
|  | 
 | ||
|  | 
 | ||
|  | /**
 | ||
|  |  * svga3dsurface_get_pixel_offset - Compute the offset (in bytes) to a pixel | ||
|  |  * in an image (or volume). | ||
|  |  * | ||
|  |  * @width: The image width in pixels. | ||
|  |  * @height: The image height in pixels | ||
|  |  */ | ||
|  | static inline u32 | ||
|  | svga3dsurface_get_pixel_offset(SVGA3dSurfaceFormat format, | ||
|  | 			       u32 width, u32 height, | ||
|  | 			       u32 x, u32 y, u32 z) | ||
|  | { | ||
|  | 	const struct svga3d_surface_desc *desc = svga3dsurface_get_desc(format); | ||
|  | 	const u32 bw = desc->block_size.width, bh = desc->block_size.height; | ||
|  | 	const u32 bd = desc->block_size.depth; | ||
|  | 	const u32 rowstride = DIV_ROUND_UP(width, bw) * desc->bytes_per_block; | ||
|  | 	const u32 imgstride = DIV_ROUND_UP(height, bh) * rowstride; | ||
|  | 	const u32 offset = (z / bd * imgstride + | ||
|  | 			    y / bh * rowstride + | ||
|  | 			    x / bw * desc->bytes_per_block); | ||
|  | 	return offset; | ||
|  | } | ||
|  | 
 | ||
|  | 
 | ||
|  | static inline u32 | ||
|  | svga3dsurface_get_image_offset(SVGA3dSurfaceFormat format, | ||
|  | 			       surf_size_struct baseLevelSize, | ||
|  | 			       u32 numMipLevels, | ||
|  | 			       u32 face, | ||
|  | 			       u32 mip) | ||
|  | 
 | ||
|  | { | ||
|  | 	u32 offset; | ||
|  | 	u32 mipChainBytes; | ||
|  | 	u32 mipChainBytesToLevel; | ||
|  | 	u32 i; | ||
|  | 	const struct svga3d_surface_desc *desc; | ||
|  | 	surf_size_struct mipSize; | ||
|  | 	u32 bytes; | ||
|  | 
 | ||
|  | 	desc = svga3dsurface_get_desc(format); | ||
|  | 
 | ||
|  | 	mipChainBytes = 0; | ||
|  | 	mipChainBytesToLevel = 0; | ||
|  | 	for (i = 0; i < numMipLevels; i++) { | ||
|  | 		mipSize = svga3dsurface_get_mip_size(baseLevelSize, i); | ||
|  | 		bytes = svga3dsurface_get_image_buffer_size(desc, &mipSize, 0); | ||
|  | 		mipChainBytes += bytes; | ||
|  | 		if (i < mip) | ||
|  | 			mipChainBytesToLevel += bytes; | ||
|  | 	} | ||
|  | 
 | ||
|  | 	offset = mipChainBytes * face + mipChainBytesToLevel; | ||
|  | 
 | ||
|  | 	return offset; | ||
|  | } |