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svga3d_surfacedefs.h
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svga3d_surfacedefs.h
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/**************************************************************************
*
* Copyright © 2008-2015 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.
*
**************************************************************************/
#include <linux/kernel.h>
#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 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).
*/
struct svga3d_channel_def {
union {
u8 blue;
u8 u;
u8 uv_video;
u8 u_video;
};
union {
u8 green;
u8 v;
u8 stencil;
u8 v_video;
};
union {
u8 red;
u8 w;
u8 luminance;
u8 y;
u8 depth;
u8 data;
};
union {
u8 alpha;
u8 q;
u8 exp;
};
};
struct svga3d_surface_desc {
SVGA3dSurfaceFormat format;
enum svga3d_block_desc block_desc;
surf_size_struct block_size;
u32 bytes_per_block;
u32 pitch_bytes_per_block;
u32 total_bit_depth;
struct svga3d_channel_def bit_depth;
struct svga3d_channel_def bit_offset;
};
static const struct svga3d_surface_desc svga3d_surface_descs[] = {
{SVGA3D_FORMAT_INVALID, SVGA3DBLOCKDESC_NONE,
{1, 1, 1}, 0, 0,
0, {{0}, {0}, {0}, {0}},
{{0}, {0}, {0}, {0}}},
{SVGA3D_X8R8G8B8, SVGA3DBLOCKDESC_RGB,
{1, 1, 1}, 4, 4,
24, {{8}, {8}, {8}, {0}},
{{0}, {8}, {16}, {24}}},
{SVGA3D_A8R8G8B8, SVGA3DBLOCKDESC_RGBA,
{1, 1, 1}, 4, 4,
32, {{8}, {8}, {8}, {8}},
{{0}, {8}, {16}, {24}}},
{SVGA3D_R5G6B5, SVGA3DBLOCKDESC_RGB,
{1, 1, 1}, 2, 2,
16, {{5}, {6}, {5}, {0}},
{{0}, {5}, {11}, {0}}},
{SVGA3D_X1R5G5B5, SVGA3DBLOCKDESC_RGB,
{1, 1, 1}, 2, 2,
15, {{5}, {5}, {5}, {0}},
{{0}, {5}, {10}, {0}}},
{SVGA3D_A1R5G5B5, SVGA3DBLOCKDESC_RGBA,
{1, 1, 1}, 2, 2,
16, {{5}, {5}, {5}, {1}},
{{0}, {5}, {10}, {15}}},
{SVGA3D_A4R4G4B4, SVGA3DBLOCKDESC_RGBA,
{1, 1, 1}, 2, 2,
16, {{4}, {4}, {4}, {4}},
{{0}, {4}, {8}, {12}}},
{SVGA3D_Z_D32, SVGA3DBLOCKDESC_DEPTH,
{1, 1, 1}, 4, 4,
32, {{0}, {0}, {32}, {0}},
{{0}, {0}, {0}, {0}}},
{SVGA3D_Z_D16, SVGA3DBLOCKDESC_DEPTH,
{1, 1, 1}, 2, 2,
16, {{0}, {0}, {16}, {0}},
{{0}, {0}, {0}, {0}}},
{SVGA3D_Z_D24S8, SVGA3DBLOCKDESC_DS,
{1, 1, 1}, 4, 4,
32, {{0}, {8}, {24}, {0}},
{{0}, {24}, {0}, {0}}},
{SVGA3D_Z_D15S1, SVGA3DBLOCKDESC_DS,
{1, 1, 1}, 2, 2,
16, {{0}, {1}, {15}, {0}},
{{0}, {15}, {0}, {0}}},
{SVGA3D_LUMINANCE8, SVGA3DBLOCKDESC_LUMINANCE,
{1, 1, 1}, 1, 1,
8, {{0}, {0}, {8}, {0}},
{{0}, {0}, {0}, {0}}},
{SVGA3D_LUMINANCE4_ALPHA4, SVGA3DBLOCKDESC_LA,
{1 , 1, 1}, 1, 1,
8, {{0}, {0}, {4}, {4}},
{{0}, {0}, {0}, {4}}},
{SVGA3D_LUMINANCE16, SVGA3DBLOCKDESC_LUMINANCE,
{1, 1, 1}, 2, 2,
16, {{0}, {0}, {16}, {0}},
{{0}, {0}, {0}, {0}}},
{SVGA3D_LUMINANCE8_ALPHA8, SVGA3DBLOCKDESC_LA,
{1, 1, 1}, 2, 2,
16, {{0}, {0}, {8}, {8}},
{{0}, {0}, {0}, {8}}},
{SVGA3D_DXT1, SVGA3DBLOCKDESC_COMPRESSED,
{4, 4, 1}, 8, 8,
64, {{0}, {0}, {64}, {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_COMPRESSED,
{4, 4, 1}, 16, 16,
128, {{0}, {0}, {128}, {0}},
{{0}, {0}, {0}, {0}}},
{SVGA3D_BUMPU8V8, SVGA3DBLOCKDESC_UV,
{1, 1, 1}, 2, 2,
16, {{0}, {0}, {8}, {8}},
{{0}, {0}, {0}, {8}}},
{SVGA3D_BUMPL6V5U5, SVGA3DBLOCKDESC_UVL,
{1, 1, 1}, 2, 2,
16, {{5}, {5}, {6}, {0}},
{{11}, {6}, {0}, {0}}},
{SVGA3D_BUMPX8L8V8U8, SVGA3DBLOCKDESC_UVL,
{1, 1, 1}, 4, 4,
32, {{8}, {8}, {8}, {0}},
{{16}, {8}, {0}, {0}}},
{SVGA3D_BUMPL8V8U8, SVGA3DBLOCKDESC_UVL,
{1, 1, 1}, 3, 3,
24, {{8}, {8}, {8}, {0}},
{{16}, {8}, {0}, {0}}},
{SVGA3D_ARGB_S10E5, SVGA3DBLOCKDESC_RGBA_FP,
{1, 1, 1}, 8, 8,
64, {{16}, {16}, {16}, {16}},
{{32}, {16}, {0}, {48}}},
{SVGA3D_ARGB_S23E8, SVGA3DBLOCKDESC_RGBA_FP,
{1, 1, 1}, 16, 16,
128, {{32}, {32}, {32}, {32}},
{{64}, {32}, {0}, {96}}},
{SVGA3D_A2R10G10B10, SVGA3DBLOCKDESC_RGBA,
{1, 1, 1}, 4, 4,
32, {{10}, {10}, {10}, {2}},
{{0}, {10}, {20}, {30}}},
{SVGA3D_V8U8, SVGA3DBLOCKDESC_UV,
{1, 1, 1}, 2, 2,
16, {{8}, {8}, {0}, {0}},
{{8}, {0}, {0}, {0}}},
{SVGA3D_Q8W8V8U8, SVGA3DBLOCKDESC_UVWQ,
{1, 1, 1}, 4, 4,
32, {{8}, {8}, {8}, {8}},
{{24}, {16}, {8}, {0}}},
{SVGA3D_CxV8U8, SVGA3DBLOCKDESC_UV,
{1, 1, 1}, 2, 2,
16, {{8}, {8}, {0}, {0}},
{{8}, {0}, {0}, {0}}},
{SVGA3D_X8L8V8U8, SVGA3DBLOCKDESC_UVL,
{1, 1, 1}, 4, 4,
24, {{8}, {8}, {8}, {0}},
{{16}, {8}, {0}, {0}}},
{SVGA3D_A2W10V10U10, SVGA3DBLOCKDESC_UVWA,
{1, 1, 1}, 4, 4,
32, {{10}, {10}, {10}, {2}},
{{0}, {10}, {20}, {30}}},
{SVGA3D_ALPHA8, SVGA3DBLOCKDESC_ALPHA,
{1, 1, 1}, 1, 1,
8, {{0}, {0}, {0}, {8}},
{{0}, {0}, {0}, {0}}},
{SVGA3D_R_S10E5, SVGA3DBLOCKDESC_R_FP,
{1, 1, 1}, 2, 2,
16, {{0}, {0}, {16}, {0}},
{{0}, {0}, {0}, {0}}},
{SVGA3D_R_S23E8, SVGA3DBLOCKDESC_R_FP,
{1, 1, 1}, 4, 4,
32, {{0}, {0}, {32}, {0}},
{{0}, {0}, {0}, {0}}},
{SVGA3D_RG_S10E5, SVGA3DBLOCKDESC_RG_FP,
{1, 1, 1}, 4, 4,
32, {{0}, {16}, {16}, {0}},
{{0}, {16}, {0}, {0}}},
{SVGA3D_RG_S23E8, SVGA3DBLOCKDESC_RG_FP,
{1, 1, 1}, 8, 8,
64, {{0}, {32}, {32}, {0}},
{{0}, {32}, {0}, {0}}},
{SVGA3D_BUFFER, SVGA3DBLOCKDESC_BUFFER,
{1, 1, 1}, 1, 1,
8, {{0}, {0}, {8}, {0}},
{{0}, {0}, {0}, {0}}},
{SVGA3D_Z_D24X8, SVGA3DBLOCKDESC_DEPTH,
{1, 1, 1}, 4, 4,
32, {{0}, {0}, {24}, {0}},
{{0}, {24}, {0}, {0}}},
{SVGA3D_V16U16, SVGA3DBLOCKDESC_UV,
{1, 1, 1}, 4, 4,
32, {{16}, {16}, {0}, {0}},
{{16}, {0}, {0}, {0}}},
{SVGA3D_G16R16, SVGA3DBLOCKDESC_RG,
{1, 1, 1}, 4, 4,
32, {{0}, {16}, {16}, {0}},
{{0}, {0}, {16}, {0}}},
{SVGA3D_A16B16G16R16, SVGA3DBLOCKDESC_RGBA,
{1, 1, 1}, 8, 8,
64, {{16}, {16}, {16}, {16}},
{{32}, {16}, {0}, {48}}},
{SVGA3D_UYVY, SVGA3DBLOCKDESC_YUV,
{1, 1, 1}, 2, 2,
16, {{8}, {0}, {8}, {0}},
{{0}, {0}, {8}, {0}}},
{SVGA3D_YUY2, SVGA3DBLOCKDESC_YUV,
{1, 1, 1}, 2, 2,
16, {{8}, {0}, {8}, {0}},
{{8}, {0}, {0}, {0}}},
{SVGA3D_NV12, SVGA3DBLOCKDESC_NV12,
{2, 2, 1}, 6, 2,
48, {{0}, {0}, {48}, {0}},
{{0}, {0}, {0}, {0}}},
{SVGA3D_AYUV, SVGA3DBLOCKDESC_AYUV,
{1, 1, 1}, 4, 4,
32, {{8}, {8}, {8}, {8}},
{{0}, {8}, {16}, {24}}},
{SVGA3D_R32G32B32A32_TYPELESS, SVGA3DBLOCKDESC_RGBA,
{1, 1, 1}, 16, 16,
128, {{32}, {32}, {32}, {32}},
{{64}, {32}, {0}, {96}}},
{SVGA3D_R32G32B32A32_UINT, SVGA3DBLOCKDESC_RGBA,
{1, 1, 1}, 16, 16,
128, {{32}, {32}, {32}, {32}},
{{64}, {32}, {0}, {96}}},
{SVGA3D_R32G32B32A32_SINT, SVGA3DBLOCKDESC_UVWQ,
{1, 1, 1}, 16, 16,
128, {{32}, {32}, {32}, {32}},
{{64}, {32}, {0}, {96}}},
{SVGA3D_R32G32B32_TYPELESS, SVGA3DBLOCKDESC_RGB,
{1, 1, 1}, 12, 12,
96, {{32}, {32}, {32}, {0}},
{{64}, {32}, {0}, {0}}},
{SVGA3D_R32G32B32_FLOAT, SVGA3DBLOCKDESC_RGB_FP,
{1, 1, 1}, 12, 12,
96, {{32}, {32}, {32}, {0}},
{{64}, {32}, {0}, {0}}},
{SVGA3D_R32G32B32_UINT, SVGA3DBLOCKDESC_RGB,
{1, 1, 1}, 12, 12,
96, {{32}, {32}, {32}, {0}},
{{64}, {32}, {0}, {0}}},
{SVGA3D_R32G32B32_SINT, SVGA3DBLOCKDESC_UVW,
{1, 1, 1}, 12, 12,
96, {{32}, {32}, {32}, {0}},
{{64}, {32}, {0}, {0}}},
{SVGA3D_R16G16B16A16_TYPELESS, SVGA3DBLOCKDESC_RGBA,
{1, 1, 1}, 8, 8,
64, {{16}, {16}, {16}, {16}},
{{32}, {16}, {0}, {48}}},
{SVGA3D_R16G16B16A16_UINT, SVGA3DBLOCKDESC_RGBA,
{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_UVWQ,
{1, 1, 1}, 8, 8,
64, {{16}, {16}, {16}, {16}},
{{32}, {16}, {0}, {48}}},
{SVGA3D_R32G32_TYPELESS, SVGA3DBLOCKDESC_RG,
{1, 1, 1}, 8, 8,
64, {{0}, {32}, {32}, {0}},
{{0}, {32}, {0}, {0}}},
{SVGA3D_R32G32_UINT, SVGA3DBLOCKDESC_RG,
{1, 1, 1}, 8, 8,
64, {{0}, {32}, {32}, {0}},
{{0}, {32}, {0}, {0}}},
{SVGA3D_R32G32_SINT, SVGA3DBLOCKDESC_UV,
{1, 1, 1}, 8, 8,
64, {{0}, {32}, {32}, {0}},
{{0}, {32}, {0}, {0}}},
{SVGA3D_R32G8X24_TYPELESS, SVGA3DBLOCKDESC_RG,
{1, 1, 1}, 8, 8,
64, {{0}, {8}, {32}, {0}},
{{0}, {32}, {0}, {0}}},
{SVGA3D_D32_FLOAT_S8X24_UINT, SVGA3DBLOCKDESC_DS,
{1, 1, 1}, 8, 8,
64, {{0}, {8}, {32}, {0}},
{{0}, {32}, {0}, {0}}},
{SVGA3D_R32_FLOAT_X8X24_TYPELESS, SVGA3DBLOCKDESC_R_FP,
{1, 1, 1}, 8, 8,
64, {{0}, {0}, {32}, {0}},
{{0}, {0}, {0}, {0}}},
{SVGA3D_X32_TYPELESS_G8X24_UINT, SVGA3DBLOCKDESC_GREEN,
{1, 1, 1}, 8, 8,
64, {{0}, {8}, {0}, {0}},
{{0}, {32}, {0}, {0}}},
{SVGA3D_R10G10B10A2_TYPELESS, SVGA3DBLOCKDESC_RGBA,
{1, 1, 1}, 4, 4,
32, {{10}, {10}, {10}, {2}},
{{0}, {10}, {20}, {30}}},
{SVGA3D_R10G10B10A2_UINT, SVGA3DBLOCKDESC_RGBA,
{1, 1, 1}, 4, 4,
32, {{10}, {10}, {10}, {2}},
{{0}, {10}, {20}, {30}}},
{SVGA3D_R11G11B10_FLOAT, SVGA3DBLOCKDESC_RGB_FP,
{1, 1, 1}, 4, 4,
32, {{10}, {11}, {11}, {0}},
{{0}, {10}, {21}, {0}}},
{SVGA3D_R8G8B8A8_TYPELESS, SVGA3DBLOCKDESC_RGBA,
{1, 1, 1}, 4, 4,
32, {{8}, {8}, {8}, {8}},
{{16}, {8}, {0}, {24}}},
{SVGA3D_R8G8B8A8_UNORM, SVGA3DBLOCKDESC_RGBA,
{1, 1, 1}, 4, 4,
32, {{8}, {8}, {8}, {8}},
{{16}, {8}, {0}, {24}}},
{SVGA3D_R8G8B8A8_UNORM_SRGB, SVGA3DBLOCKDESC_RGBA_SRGB,
{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_RGBA,
{1, 1, 1}, 4, 4,
32, {{8}, {8}, {8}, {8}},
{{16}, {8}, {0}, {24}}},
{SVGA3D_R16G16_TYPELESS, SVGA3DBLOCKDESC_RG,
{1, 1, 1}, 4, 4,
32, {{0}, {16}, {16}, {0}},
{{0}, {16}, {0}, {0}}},
{SVGA3D_R16G16_UINT, SVGA3DBLOCKDESC_RG_FP,
{1, 1, 1}, 4, 4,
32, {{0}, {16}, {16}, {0}},
{{0}, {16}, {0}, {0}}},
{SVGA3D_R16G16_SINT, SVGA3DBLOCKDESC_UV,
{1, 1, 1}, 4, 4,
32, {{0}, {16}, {16}, {0}},
{{0}, {16}, {0}, {0}}},
{SVGA3D_R32_TYPELESS, SVGA3DBLOCKDESC_RED,
{1, 1, 1}, 4, 4,
32, {{0}, {0}, {32}, {0}},
{{0}, {0}, {0}, {0}}},
{SVGA3D_D32_FLOAT, SVGA3DBLOCKDESC_DEPTH,
{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_RED,
{1, 1, 1}, 4, 4,
32, {{0}, {0}, {32}, {0}},
{{0}, {0}, {0}, {0}}},
{SVGA3D_R24G8_TYPELESS, SVGA3DBLOCKDESC_RG,
{1, 1, 1}, 4, 4,
32, {{0}, {8}, {24}, {0}},
{{0}, {24}, {0}, {0}}},
{SVGA3D_D24_UNORM_S8_UINT, SVGA3DBLOCKDESC_DS,
{1, 1, 1}, 4, 4,
32, {{0}, {8}, {24}, {0}},
{{0}, {24}, {0}, {0}}},
{SVGA3D_R24_UNORM_X8_TYPELESS, SVGA3DBLOCKDESC_RED,
{1, 1, 1}, 4, 4,
32, {{0}, {0}, {24}, {0}},
{{0}, {0}, {0}, {0}}},
{SVGA3D_X24_TYPELESS_G8_UINT, SVGA3DBLOCKDESC_GREEN,
{1, 1, 1}, 4, 4,
32, {{0}, {8}, {0}, {0}},
{{0}, {24}, {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_RG,
{1, 1, 1}, 2, 2,
16, {{0}, {8}, {8}, {0}},
{{0}, {8}, {0}, {0}}},
{SVGA3D_R8G8_SINT, SVGA3DBLOCKDESC_UV,
{1, 1, 1}, 2, 2,
16, {{0}, {8}, {8}, {0}},
{{0}, {8}, {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_RED,
{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_U,
{1, 1, 1}, 2, 2,
16, {{0}, {0}, {16}, {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_RED,
{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_U,
{1, 1, 1}, 1, 1,
8, {{0}, {0}, {8}, {0}},
{{0}, {0}, {0}, {0}}},
{SVGA3D_P8, SVGA3DBLOCKDESC_RED,
{1, 1, 1}, 1, 1,
8, {{0}, {0}, {8}, {0}},
{{0}, {0}, {0}, {0}}},
{SVGA3D_R9G9B9E5_SHAREDEXP, SVGA3DBLOCKDESC_RGBE,
{1, 1, 1}, 4, 4,
32, {{9}, {9}, {9}, {5}},
{{18}, {9}, {0}, {27}}},
{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_RG,
{1, 1, 1}, 2, 2,
16, {{0}, {8}, {8}, {0}},
{{0}, {8}, {0}, {0}}},
{SVGA3D_BC1_TYPELESS, SVGA3DBLOCKDESC_COMPRESSED,
{4, 4, 1}, 8, 8,
64, {{0}, {0}, {64}, {0}},
{{0}, {0}, {0}, {0}}},
{SVGA3D_BC1_UNORM_SRGB, SVGA3DBLOCKDESC_COMPRESSED_SRGB,
{4, 4, 1}, 8, 8,
64, {{0}, {0}, {64}, {0}},
{{0}, {0}, {0}, {0}}},
{SVGA3D_BC2_TYPELESS, SVGA3DBLOCKDESC_COMPRESSED,
{4, 4, 1}, 16, 16,
128, {{0}, {0}, {128}, {0}},
{{0}, {0}, {0}, {0}}},
{SVGA3D_BC2_UNORM_SRGB, SVGA3DBLOCKDESC_COMPRESSED_SRGB,
{4, 4, 1}, 16, 16,
128, {{0}, {0}, {128}, {0}},
{{0}, {0}, {0}, {0}}},
{SVGA3D_BC3_TYPELESS, SVGA3DBLOCKDESC_COMPRESSED,
{4, 4, 1}, 16, 16,
128, {{0}, {0}, {128}, {0}},
{{0}, {0}, {0}, {0}}},
{SVGA3D_BC3_UNORM_SRGB, SVGA3DBLOCKDESC_COMPRESSED_SRGB,
{4, 4, 1}, 16, 16,
128, {{0}, {0}, {128}, {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_ATI1, SVGA3DBLOCKDESC_COMPRESSED,
{4, 4, 1}, 8, 8,
64, {{0}, {0}, {64}, {0}},
{{0}, {0}, {0}, {0}}},
{SVGA3D_BC4_SNORM, SVGA3DBLOCKDESC_COMPRESSED,
{4, 4, 1}, 8, 8,
64, {{0}, {0}, {64}, {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_ATI2, SVGA3DBLOCKDESC_COMPRESSED,
{4, 4, 1}, 16, 16,
128, {{0}, {0}, {128}, {0}},
{{0}, {0}, {0}, {0}}},
{SVGA3D_BC5_SNORM, SVGA3DBLOCKDESC_COMPRESSED,
{4, 4, 1}, 16, 16,
128, {{0}, {0}, {128}, {0}},
{{0}, {0}, {0}, {0}}},
{SVGA3D_R10G10B10_XR_BIAS_A2_UNORM, SVGA3DBLOCKDESC_RGBA,
{1, 1, 1}, 4, 4,
32, {{10}, {10}, {10}, {2}},
{{0}, {10}, {20}, {30}}},
{SVGA3D_B8G8R8A8_TYPELESS, SVGA3DBLOCKDESC_RGBA,
{1, 1, 1}, 4, 4,
32, {{8}, {8}, {8}, {8}},
{{0}, {8}, {16}, {24}}},
{SVGA3D_B8G8R8A8_UNORM_SRGB, SVGA3DBLOCKDESC_RGBA_SRGB,
{1, 1, 1}, 4, 4,
32, {{8}, {8}, {8}, {8}},
{{0}, {8}, {16}, {24}}},
{SVGA3D_B8G8R8X8_TYPELESS, SVGA3DBLOCKDESC_RGB,
{1, 1, 1}, 4, 4,
24, {{8}, {8}, {8}, {0}},
{{0}, {8}, {16}, {24}}},
{SVGA3D_B8G8R8X8_UNORM_SRGB, SVGA3DBLOCKDESC_RGB_SRGB,
{1, 1, 1}, 4, 4,
24, {{8}, {8}, {8}, {0}},
{{0}, {8}, {16}, {24}}},
{SVGA3D_Z_DF16, SVGA3DBLOCKDESC_DEPTH,
{1, 1, 1}, 2, 2,
16, {{0}, {0}, {16}, {0}},
{{0}, {0}, {0}, {0}}},
{SVGA3D_Z_DF24, SVGA3DBLOCKDESC_DEPTH,
{1, 1, 1}, 4, 4,
32, {{0}, {8}, {24}, {0}},
{{0}, {24}, {0}, {0}}},
{SVGA3D_Z_D24S8_INT, SVGA3DBLOCKDESC_DS,
{1, 1, 1}, 4, 4,
32, {{0}, {8}, {24}, {0}},
{{0}, {24}, {0}, {0}}},
{SVGA3D_YV12, SVGA3DBLOCKDESC_YV12,
{2, 2, 1}, 6, 2,
48, {{0}, {0}, {48}, {0}},
{{0}, {0}, {0}, {0}}},
{SVGA3D_R32G32B32A32_FLOAT, SVGA3DBLOCKDESC_RGBA_FP,
{1, 1, 1}, 16, 16,
128, {{32}, {32}, {32}, {32}},
{{64}, {32}, {0}, {96}}},
{SVGA3D_R16G16B16A16_FLOAT, SVGA3DBLOCKDESC_RGBA_FP,
{1, 1, 1}, 8, 8,
64, {{16}, {16}, {16}, {16}},
{{32}, {16}, {0}, {48}}},
{SVGA3D_R16G16B16A16_UNORM, SVGA3DBLOCKDESC_RGBA,
{1, 1, 1}, 8, 8,
64, {{16}, {16}, {16}, {16}},
{{32}, {16}, {0}, {48}}},
{SVGA3D_R32G32_FLOAT, SVGA3DBLOCKDESC_RG_FP,
{1, 1, 1}, 8, 8,
64, {{0}, {32}, {32}, {0}},
{{0}, {32}, {0}, {0}}},
{SVGA3D_R10G10B10A2_UNORM, SVGA3DBLOCKDESC_RGBA,
{1, 1, 1}, 4, 4,
32, {{10}, {10}, {10}, {2}},
{{0}, {10}, {20}, {30}}},
{SVGA3D_R8G8B8A8_SNORM, SVGA3DBLOCKDESC_RGBA,
{1, 1, 1}, 4, 4,
32, {{8}, {8}, {8}, {8}},
{{24}, {16}, {8}, {0}}},
{SVGA3D_R16G16_FLOAT, SVGA3DBLOCKDESC_RG_FP,
{1, 1, 1}, 4, 4,
32, {{0}, {16}, {16}, {0}},
{{0}, {16}, {0}, {0}}},
{SVGA3D_R16G16_UNORM, SVGA3DBLOCKDESC_RG,
{1, 1, 1}, 4, 4,
32, {{0}, {16}, {16}, {0}},
{{0}, {0}, {16}, {0}}},
{SVGA3D_R16G16_SNORM, SVGA3DBLOCKDESC_RG,
{1, 1, 1}, 4, 4,
32, {{16}, {16}, {0}, {0}},
{{16}, {0}, {0}, {0}}},
{SVGA3D_R32_FLOAT, SVGA3DBLOCKDESC_R_FP,
{1, 1, 1}, 4, 4,
32, {{0}, {0}, {32}, {0}},
{{0}, {0}, {0}, {0}}},
{SVGA3D_R8G8_SNORM, SVGA3DBLOCKDESC_RG,
{1, 1, 1}, 2, 2,
16, {{8}, {8}, {0}, {0}},
{{8}, {0}, {0}, {0}}},
{SVGA3D_R16_FLOAT, SVGA3DBLOCKDESC_R_FP,
{1, 1, 1}, 2, 2,
16, {{0}, {0}, {16}, {0}},
{{0}, {0}, {0}, {0}}},
{SVGA3D_D16_UNORM, SVGA3DBLOCKDESC_DEPTH,
{1, 1, 1}, 2, 2,
16, {{0}, {0}, {16}, {0}},
{{0}, {0}, {0}, {0}}},
{SVGA3D_A8_UNORM, SVGA3DBLOCKDESC_ALPHA,
{1, 1, 1}, 1, 1,
8, {{0}, {0}, {0}, {8}},
{{0}, {0}, {0}, {0}}},
{SVGA3D_BC1_UNORM, SVGA3DBLOCKDESC_COMPRESSED,
{4, 4, 1}, 8, 8,
64, {{0}, {0}, {64}, {0}},
{{0}, {0}, {0}, {0}}},
{SVGA3D_BC2_UNORM, SVGA3DBLOCKDESC_COMPRESSED,
{4, 4, 1}, 16, 16,
128, {{0}, {0}, {128}, {0}},
{{0}, {0}, {0}, {0}}},
{SVGA3D_BC3_UNORM, SVGA3DBLOCKDESC_COMPRESSED,
{4, 4, 1}, 16, 16,
128, {{0}, {0}, {128}, {0}},
{{0}, {0}, {0}, {0}}},
{SVGA3D_B5G6R5_UNORM, SVGA3DBLOCKDESC_RGB,
{1, 1, 1}, 2, 2,
16, {{5}, {6}, {5}, {0}},
{{0}, {5}, {11}, {0}}},
{SVGA3D_B5G5R5A1_UNORM, SVGA3DBLOCKDESC_RGBA,
{1, 1, 1}, 2, 2,
16, {{5}, {5}, {5}, {1}},
{{0}, {5}, {10}, {15}}},
{SVGA3D_B8G8R8A8_UNORM, SVGA3DBLOCKDESC_RGBA,
{1, 1, 1}, 4, 4,
32, {{8}, {8}, {8}, {8}},
{{0}, {8}, {16}, {24}}},
{SVGA3D_B8G8R8X8_UNORM, SVGA3DBLOCKDESC_RGB,
{1, 1, 1}, 4, 4,
24, {{8}, {8}, {8}, {0}},
{{0}, {8}, {16}, {24}}},
{SVGA3D_BC4_UNORM, SVGA3DBLOCKDESC_COMPRESSED,
{4, 4, 1}, 8, 8,
64, {{0}, {0}, {64}, {0}},
{{0}, {0}, {0}, {0}}},
{SVGA3D_BC5_UNORM, SVGA3DBLOCKDESC_COMPRESSED,
{4, 4, 1}, 16, 16,
128, {{0}, {0}, {128}, {0}},
{{0}, {0}, {0}, {0}}},
};
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 = __KERNEL_DIV_ROUND_UP(pixel_size->width,
desc->block_size.width);
block_size->height = __KERNEL_DIV_ROUND_UP(pixel_size->height,
desc->block_size.height);
block_size->depth = __KERNEL_DIV_ROUND_UP(pixel_size->depth,
desc->block_size.depth);
}
static inline bool
svga3dsurface_is_planar_surface(const struct svga3d_surface_desc *desc)