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4075 | Serge | 1 | /************************************************************************** |
2 | * |
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3 | * Copyright © 2008-2012 VMware, Inc., Palo Alto, CA., USA |
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4 | * All Rights Reserved. |
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5 | * |
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6 | * Permission is hereby granted, free of charge, to any person obtaining a |
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7 | * copy of this software and associated documentation files (the |
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8 | * "Software"), to deal in the Software without restriction, including |
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9 | * without limitation the rights to use, copy, modify, merge, publish, |
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10 | * distribute, sub license, and/or sell copies of the Software, and to |
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11 | * permit persons to whom the Software is furnished to do so, subject to |
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12 | * the following conditions: |
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13 | * |
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14 | * The above copyright notice and this permission notice (including the |
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15 | * next paragraph) shall be included in all copies or substantial portions |
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16 | * of the Software. |
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17 | * |
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18 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
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19 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
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20 | * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL |
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21 | * THE COPYRIGHT HOLDERS, AUTHORS AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, |
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22 | * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR |
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23 | * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE |
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24 | * USE OR OTHER DEALINGS IN THE SOFTWARE. |
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25 | * |
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26 | **************************************************************************/ |
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27 | |||
28 | #ifdef __KERNEL__ |
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29 | |||
30 | #include |
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31 | #define surf_size_struct struct drm_vmw_size |
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32 | |||
33 | #else /* __KERNEL__ */ |
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34 | |||
35 | #ifndef ARRAY_SIZE |
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36 | #define ARRAY_SIZE(_A) (sizeof(_A) / sizeof((_A)[0])) |
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37 | #endif /* ARRAY_SIZE */ |
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38 | |||
39 | #define DIV_ROUND_UP(x, y) (((x) + (y) - 1) / (y)) |
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40 | #define max_t(type, x, y) ((x) > (y) ? (x) : (y)) |
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41 | #define surf_size_struct SVGA3dSize |
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42 | #define u32 uint32 |
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43 | |||
44 | #endif /* __KERNEL__ */ |
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45 | |||
46 | #include "svga3d_reg.h" |
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47 | |||
48 | /* |
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49 | * enum svga3d_block_desc describes the active data channels in a block. |
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50 | * |
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51 | * There can be at-most four active channels in a block: |
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52 | * 1. Red, bump W, luminance and depth are stored in the first channel. |
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53 | * 2. Green, bump V and stencil are stored in the second channel. |
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54 | * 3. Blue and bump U are stored in the third channel. |
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55 | * 4. Alpha and bump Q are stored in the fourth channel. |
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56 | * |
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57 | * Block channels can be used to store compressed and buffer data: |
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58 | * 1. For compressed formats, only the data channel is used and its size |
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59 | * is equal to that of a singular block in the compression scheme. |
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60 | * 2. For buffer formats, only the data channel is used and its size is |
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61 | * exactly one byte in length. |
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62 | * 3. In each case the bit depth represent the size of a singular block. |
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63 | * |
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64 | * Note: Compressed and IEEE formats do not use the bitMask structure. |
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65 | */ |
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66 | |||
67 | enum svga3d_block_desc { |
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68 | SVGA3DBLOCKDESC_NONE = 0, /* No channels are active */ |
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69 | SVGA3DBLOCKDESC_BLUE = 1 << 0, /* Block with red channel |
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70 | data */ |
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71 | SVGA3DBLOCKDESC_U = 1 << 0, /* Block with bump U channel |
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72 | data */ |
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73 | SVGA3DBLOCKDESC_UV_VIDEO = 1 << 7, /* Block with alternating video |
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74 | U and V */ |
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75 | SVGA3DBLOCKDESC_GREEN = 1 << 1, /* Block with green channel |
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76 | data */ |
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77 | SVGA3DBLOCKDESC_V = 1 << 1, /* Block with bump V channel |
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78 | data */ |
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79 | SVGA3DBLOCKDESC_STENCIL = 1 << 1, /* Block with a stencil |
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80 | channel */ |
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81 | SVGA3DBLOCKDESC_RED = 1 << 2, /* Block with blue channel |
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82 | data */ |
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83 | SVGA3DBLOCKDESC_W = 1 << 2, /* Block with bump W channel |
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84 | data */ |
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85 | SVGA3DBLOCKDESC_LUMINANCE = 1 << 2, /* Block with luminance channel |
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86 | data */ |
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87 | SVGA3DBLOCKDESC_Y = 1 << 2, /* Block with video luminance |
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88 | data */ |
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89 | SVGA3DBLOCKDESC_DEPTH = 1 << 2, /* Block with depth channel */ |
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90 | SVGA3DBLOCKDESC_ALPHA = 1 << 3, /* Block with an alpha |
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91 | channel */ |
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92 | SVGA3DBLOCKDESC_Q = 1 << 3, /* Block with bump Q channel |
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93 | data */ |
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94 | SVGA3DBLOCKDESC_BUFFER = 1 << 4, /* Block stores 1 byte of |
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95 | data */ |
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96 | SVGA3DBLOCKDESC_COMPRESSED = 1 << 5, /* Block stores n bytes of |
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97 | data depending on the |
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98 | compression method used */ |
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99 | SVGA3DBLOCKDESC_IEEE_FP = 1 << 6, /* Block stores data in an IEEE |
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100 | floating point |
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101 | representation in |
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102 | all channels */ |
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103 | SVGA3DBLOCKDESC_PLANAR_YUV = 1 << 8, /* Three separate blocks store |
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104 | data. */ |
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105 | SVGA3DBLOCKDESC_U_VIDEO = 1 << 9, /* Block with U video data */ |
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106 | SVGA3DBLOCKDESC_V_VIDEO = 1 << 10, /* Block with V video data */ |
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107 | SVGA3DBLOCKDESC_EXP = 1 << 11, /* Shared exponent */ |
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108 | SVGA3DBLOCKDESC_SRGB = 1 << 12, /* Data is in sRGB format */ |
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109 | SVGA3DBLOCKDESC_2PLANAR_YUV = 1 << 13, /* 2 planes of Y, UV, |
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110 | e.g., NV12. */ |
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111 | SVGA3DBLOCKDESC_3PLANAR_YUV = 1 << 14, /* 3 planes of separate |
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112 | Y, U, V, e.g., YV12. */ |
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113 | |||
114 | SVGA3DBLOCKDESC_RG = SVGA3DBLOCKDESC_RED | |
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115 | SVGA3DBLOCKDESC_GREEN, |
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116 | SVGA3DBLOCKDESC_RGB = SVGA3DBLOCKDESC_RG | |
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117 | SVGA3DBLOCKDESC_BLUE, |
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118 | SVGA3DBLOCKDESC_RGB_SRGB = SVGA3DBLOCKDESC_RGB | |
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119 | SVGA3DBLOCKDESC_SRGB, |
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120 | SVGA3DBLOCKDESC_RGBA = SVGA3DBLOCKDESC_RGB | |
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121 | SVGA3DBLOCKDESC_ALPHA, |
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122 | SVGA3DBLOCKDESC_RGBA_SRGB = SVGA3DBLOCKDESC_RGBA | |
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123 | SVGA3DBLOCKDESC_SRGB, |
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124 | SVGA3DBLOCKDESC_UV = SVGA3DBLOCKDESC_U | |
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125 | SVGA3DBLOCKDESC_V, |
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126 | SVGA3DBLOCKDESC_UVL = SVGA3DBLOCKDESC_UV | |
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127 | SVGA3DBLOCKDESC_LUMINANCE, |
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128 | SVGA3DBLOCKDESC_UVW = SVGA3DBLOCKDESC_UV | |
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129 | SVGA3DBLOCKDESC_W, |
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130 | SVGA3DBLOCKDESC_UVWA = SVGA3DBLOCKDESC_UVW | |
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131 | SVGA3DBLOCKDESC_ALPHA, |
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132 | SVGA3DBLOCKDESC_UVWQ = SVGA3DBLOCKDESC_U | |
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133 | SVGA3DBLOCKDESC_V | |
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134 | SVGA3DBLOCKDESC_W | |
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135 | SVGA3DBLOCKDESC_Q, |
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136 | SVGA3DBLOCKDESC_LA = SVGA3DBLOCKDESC_LUMINANCE | |
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137 | SVGA3DBLOCKDESC_ALPHA, |
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138 | SVGA3DBLOCKDESC_R_FP = SVGA3DBLOCKDESC_RED | |
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139 | SVGA3DBLOCKDESC_IEEE_FP, |
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140 | SVGA3DBLOCKDESC_RG_FP = SVGA3DBLOCKDESC_R_FP | |
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141 | SVGA3DBLOCKDESC_GREEN, |
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142 | SVGA3DBLOCKDESC_RGB_FP = SVGA3DBLOCKDESC_RG_FP | |
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143 | SVGA3DBLOCKDESC_BLUE, |
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144 | SVGA3DBLOCKDESC_RGBA_FP = SVGA3DBLOCKDESC_RGB_FP | |
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145 | SVGA3DBLOCKDESC_ALPHA, |
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146 | SVGA3DBLOCKDESC_DS = SVGA3DBLOCKDESC_DEPTH | |
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147 | SVGA3DBLOCKDESC_STENCIL, |
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148 | SVGA3DBLOCKDESC_YUV = SVGA3DBLOCKDESC_UV_VIDEO | |
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149 | SVGA3DBLOCKDESC_Y, |
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150 | SVGA3DBLOCKDESC_AYUV = SVGA3DBLOCKDESC_ALPHA | |
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151 | SVGA3DBLOCKDESC_Y | |
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152 | SVGA3DBLOCKDESC_U_VIDEO | |
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153 | SVGA3DBLOCKDESC_V_VIDEO, |
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154 | SVGA3DBLOCKDESC_RGBE = SVGA3DBLOCKDESC_RGB | |
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155 | SVGA3DBLOCKDESC_EXP, |
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156 | SVGA3DBLOCKDESC_COMPRESSED_SRGB = SVGA3DBLOCKDESC_COMPRESSED | |
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157 | SVGA3DBLOCKDESC_SRGB, |
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158 | SVGA3DBLOCKDESC_NV12 = SVGA3DBLOCKDESC_PLANAR_YUV | |
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159 | SVGA3DBLOCKDESC_2PLANAR_YUV, |
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160 | SVGA3DBLOCKDESC_YV12 = SVGA3DBLOCKDESC_PLANAR_YUV | |
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161 | SVGA3DBLOCKDESC_3PLANAR_YUV, |
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162 | }; |
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163 | |||
164 | /* |
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165 | * SVGA3dSurfaceDesc describes the actual pixel data. |
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166 | * |
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167 | * This structure provides the following information: |
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168 | * 1. Block description. |
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169 | * 2. Dimensions of a block in the surface. |
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170 | * 3. Size of block in bytes. |
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171 | * 4. Bit depth of the pixel data. |
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172 | * 5. Channel bit depths and masks (if applicable). |
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173 | */ |
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174 | #define SVGA3D_CHANNEL_DEF(type) \ |
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175 | struct { \ |
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176 | union { \ |
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177 | type blue; \ |
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178 | type u; \ |
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179 | type uv_video; \ |
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180 | type u_video; \ |
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181 | }; \ |
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182 | union { \ |
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183 | type green; \ |
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184 | type v; \ |
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185 | type stencil; \ |
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186 | type v_video; \ |
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187 | }; \ |
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188 | union { \ |
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189 | type red; \ |
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190 | type w; \ |
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191 | type luminance; \ |
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192 | type y; \ |
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193 | type depth; \ |
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194 | type data; \ |
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195 | }; \ |
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196 | union { \ |
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197 | type alpha; \ |
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198 | type q; \ |
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199 | type exp; \ |
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200 | }; \ |
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201 | } |
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202 | |||
203 | struct svga3d_surface_desc { |
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204 | enum svga3d_block_desc block_desc; |
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205 | surf_size_struct block_size; |
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206 | u32 bytes_per_block; |
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207 | u32 pitch_bytes_per_block; |
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208 | |||
209 | struct { |
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210 | u32 total; |
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211 | SVGA3D_CHANNEL_DEF(uint8); |
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212 | } bit_depth; |
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213 | |||
214 | struct { |
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215 | SVGA3D_CHANNEL_DEF(uint8); |
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216 | } bit_offset; |
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217 | }; |
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218 | |||
219 | static const struct svga3d_surface_desc svga3d_surface_descs[] = { |
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220 | {SVGA3DBLOCKDESC_NONE, |
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221 | {1, 1, 1}, 0, 0, {0, {{0}, {0}, {0}, {0} } }, |
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222 | {{{0}, {0}, {0}, {0} } } }, /* SVGA3D_FORMAT_INVALID */ |
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223 | |||
224 | {SVGA3DBLOCKDESC_RGB, |
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225 | {1, 1, 1}, 4, 4, {24, {{8}, {8}, {8}, {0} } }, |
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226 | {{{0}, {8}, {16}, {24} } } }, /* SVGA3D_X8R8G8B8 */ |
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227 | |||
228 | {SVGA3DBLOCKDESC_RGBA, |
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229 | {1, 1, 1}, 4, 4, {32, {{8}, {8}, {8}, {8} } }, |
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230 | {{{0}, {8}, {16}, {24} } } }, /* SVGA3D_A8R8G8B8 */ |
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231 | |||
232 | {SVGA3DBLOCKDESC_RGB, |
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233 | {1, 1, 1}, 2, 2, {16, {{5}, {6}, {5}, {0} } }, |
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234 | {{{0}, {5}, {11}, {0} } } }, /* SVGA3D_R5G6B5 */ |
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235 | |||
236 | {SVGA3DBLOCKDESC_RGB, |
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237 | {1, 1, 1}, 2, 2, {15, {{5}, {5}, {5}, {0} } }, |
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238 | {{{0}, {5}, {10}, {0} } } }, /* SVGA3D_X1R5G5B5 */ |
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239 | |||
240 | {SVGA3DBLOCKDESC_RGBA, |
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241 | {1, 1, 1}, 2, 2, {16, {{5}, {5}, {5}, {1} } }, |
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242 | {{{0}, {5}, {10}, {15} } } }, /* SVGA3D_A1R5G5B5 */ |
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243 | |||
244 | {SVGA3DBLOCKDESC_RGBA, |
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245 | {1, 1, 1}, 2, 2, {16, {{4}, {4}, {4}, {4} } }, |
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246 | {{{0}, {4}, {8}, {12} } } }, /* SVGA3D_A4R4G4B4 */ |
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247 | |||
248 | {SVGA3DBLOCKDESC_DEPTH, |
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249 | {1, 1, 1}, 4, 4, {32, {{0}, {0}, {32}, {0} } }, |
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250 | {{{0}, {0}, {0}, {0} } } }, /* SVGA3D_Z_D32 */ |
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251 | |||
252 | {SVGA3DBLOCKDESC_DEPTH, |
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253 | {1, 1, 1}, 2, 2, {16, {{0}, {0}, {16}, {0} } }, |
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254 | {{{0}, {0}, {0}, {0} } } }, /* SVGA3D_Z_D16 */ |
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255 | |||
256 | {SVGA3DBLOCKDESC_DS, |
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257 | {1, 1, 1}, 4, 4, {32, {{0}, {8}, {24}, {0} } }, |
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258 | {{{0}, {24}, {0}, {0} } } }, /* SVGA3D_Z_D24S8 */ |
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259 | |||
260 | {SVGA3DBLOCKDESC_DS, |
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261 | {1, 1, 1}, 2, 2, {16, {{0}, {1}, {15}, {0} } }, |
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262 | {{{0}, {15}, {0}, {0} } } }, /* SVGA3D_Z_D15S1 */ |
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263 | |||
264 | {SVGA3DBLOCKDESC_LUMINANCE, |
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265 | {1, 1, 1}, 1, 1, {8, {{0}, {0}, {8}, {0} } }, |
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266 | {{{0}, {0}, {0}, {0} } } }, /* SVGA3D_LUMINANCE8 */ |
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267 | |||
268 | {SVGA3DBLOCKDESC_LA, |
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269 | {1, 1, 1}, 1, 1, {8, {{0}, {0}, {4}, {4} } }, |
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270 | {{{0}, {0}, {0}, {4} } } }, /* SVGA3D_LUMINANCE4_ALPHA4 */ |
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271 | |||
272 | {SVGA3DBLOCKDESC_LUMINANCE, |
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273 | {1, 1, 1}, 2, 2, {16, {{0}, {0}, {16}, {0} } }, |
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274 | {{{0}, {0}, {0}, {0} } } }, /* SVGA3D_LUMINANCE16 */ |
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275 | |||
276 | {SVGA3DBLOCKDESC_LA, |
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277 | {1, 1, 1}, 2, 2, {16, {{0}, {0}, {8}, {8} } }, |
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278 | {{{0}, {0}, {0}, {8} } } }, /* SVGA3D_LUMINANCE8_ALPHA8 */ |
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279 | |||
280 | {SVGA3DBLOCKDESC_COMPRESSED, |
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281 | {4, 4, 1}, 8, 8, {64, {{0}, {0}, {64}, {0} } }, |
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282 | {{{0}, {0}, {0}, {0} } } }, /* SVGA3D_DXT1 */ |
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283 | |||
284 | {SVGA3DBLOCKDESC_COMPRESSED, |
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285 | {4, 4, 1}, 16, 16, {128, {{0}, {0}, {128}, {0} } }, |
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286 | {{{0}, {0}, {0}, {0} } } }, /* SVGA3D_DXT2 */ |
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287 | |||
288 | {SVGA3DBLOCKDESC_COMPRESSED, |
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289 | {4, 4, 1}, 16, 16, {128, {{0}, {0}, {128}, {0} } }, |
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290 | {{{0}, {0}, {0}, {0} } } }, /* SVGA3D_DXT3 */ |
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291 | |||
292 | {SVGA3DBLOCKDESC_COMPRESSED, |
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293 | {4, 4, 1}, 16, 16, {128, {{0}, {0}, {128}, {0} } }, |
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294 | {{{0}, {0}, {0}, {0} } } }, /* SVGA3D_DXT4 */ |
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295 | |||
296 | {SVGA3DBLOCKDESC_COMPRESSED, |
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297 | {4, 4, 1}, 16, 16, {128, {{0}, {0}, {128}, {0} } }, |
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298 | {{{0}, {0}, {0}, {0} } } }, /* SVGA3D_DXT5 */ |
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299 | |||
300 | {SVGA3DBLOCKDESC_UV, |
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301 | {1, 1, 1}, 2, 2, {16, {{0}, {0}, {8}, {8} } }, |
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302 | {{{0}, {0}, {0}, {8} } } }, /* SVGA3D_BUMPU8V8 */ |
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303 | |||
304 | {SVGA3DBLOCKDESC_UVL, |
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305 | {1, 1, 1}, 2, 2, {16, {{5}, {5}, {6}, {0} } }, |
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306 | {{{11}, {6}, {0}, {0} } } }, /* SVGA3D_BUMPL6V5U5 */ |
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307 | |||
308 | {SVGA3DBLOCKDESC_UVL, |
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309 | {1, 1, 1}, 4, 4, {32, {{8}, {8}, {8}, {0} } }, |
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310 | {{{16}, {8}, {0}, {0} } } }, /* SVGA3D_BUMPX8L8V8U8 */ |
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311 | |||
312 | {SVGA3DBLOCKDESC_UVL, |
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313 | {1, 1, 1}, 3, 3, {24, {{8}, {8}, {8}, {0} } }, |
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314 | {{{16}, {8}, {0}, {0} } } }, /* SVGA3D_BUMPL8V8U8 */ |
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315 | |||
316 | {SVGA3DBLOCKDESC_RGBA_FP, |
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317 | {1, 1, 1}, 8, 8, {64, {{16}, {16}, {16}, {16} } }, |
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318 | {{{32}, {16}, {0}, {48} } } }, /* SVGA3D_ARGB_S10E5 */ |
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319 | |||
320 | {SVGA3DBLOCKDESC_RGBA_FP, |
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321 | {1, 1, 1}, 16, 16, {128, {{32}, {32}, {32}, {32} } }, |
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322 | {{{64}, {32}, {0}, {96} } } }, /* SVGA3D_ARGB_S23E8 */ |
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323 | |||
324 | {SVGA3DBLOCKDESC_RGBA, |
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325 | {1, 1, 1}, 4, 4, {32, {{10}, {10}, {10}, {2} } }, |
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326 | {{{0}, {10}, {20}, {30} } } }, /* SVGA3D_A2R10G10B10 */ |
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327 | |||
328 | {SVGA3DBLOCKDESC_UV, |
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329 | {1, 1, 1}, 2, 2, {16, {{8}, {8}, {0}, {0} } }, |
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330 | {{{8}, {0}, {0}, {0} } } }, /* SVGA3D_V8U8 */ |
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331 | |||
332 | {SVGA3DBLOCKDESC_UVWQ, |
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333 | {1, 1, 1}, 4, 4, {32, {{8}, {8}, {8}, {8} } }, |
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334 | {{{24}, {16}, {8}, {0} } } }, /* SVGA3D_Q8W8V8U8 */ |
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335 | |||
336 | {SVGA3DBLOCKDESC_UV, |
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337 | {1, 1, 1}, 2, 2, {16, {{8}, {8}, {0}, {0} } }, |
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338 | {{{8}, {0}, {0}, {0} } } }, /* SVGA3D_CxV8U8 */ |
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339 | |||
340 | {SVGA3DBLOCKDESC_UVL, |
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341 | {1, 1, 1}, 4, 4, {24, {{8}, {8}, {8}, {0} } }, |
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342 | {{{16}, {8}, {0}, {0} } } }, /* SVGA3D_X8L8V8U8 */ |
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343 | |||
344 | {SVGA3DBLOCKDESC_UVWA, |
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345 | {1, 1, 1}, 4, 4, {32, {{10}, {10}, {10}, {2} } }, |
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346 | {{{0}, {10}, {20}, {30} } } }, /* SVGA3D_A2W10V10U10 */ |
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347 | |||
348 | {SVGA3DBLOCKDESC_ALPHA, |
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349 | {1, 1, 1}, 1, 1, {8, {{0}, {0}, {0}, {8} } }, |
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350 | {{{0}, {0}, {0}, {0} } } }, /* SVGA3D_ALPHA8 */ |
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351 | |||
352 | {SVGA3DBLOCKDESC_R_FP, |
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353 | {1, 1, 1}, 2, 2, {16, {{0}, {0}, {16}, {0} } }, |
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354 | {{{0}, {0}, {0}, {0} } } }, /* SVGA3D_R_S10E5 */ |
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355 | |||
356 | {SVGA3DBLOCKDESC_R_FP, |
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357 | {1, 1, 1}, 4, 4, {32, {{0}, {0}, {32}, {0} } }, |
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358 | {{{0}, {0}, {0}, {0} } } }, /* SVGA3D_R_S23E8 */ |
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359 | |||
360 | {SVGA3DBLOCKDESC_RG_FP, |
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361 | {1, 1, 1}, 4, 4, {32, {{0}, {16}, {16}, {0} } }, |
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362 | {{{0}, {16}, {0}, {0} } } }, /* SVGA3D_RG_S10E5 */ |
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363 | |||
364 | {SVGA3DBLOCKDESC_RG_FP, |
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365 | {1, 1, 1}, 8, 8, {64, {{0}, {32}, {32}, {0} } }, |
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366 | {{{0}, {32}, {0}, {0} } } }, /* SVGA3D_RG_S23E8 */ |
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367 | |||
368 | {SVGA3DBLOCKDESC_BUFFER, |
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369 | {1, 1, 1}, 1, 1, {8, {{0}, {0}, {8}, {0} } }, |
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370 | {{{0}, {0}, {0}, {0} } } }, /* SVGA3D_BUFFER */ |
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371 | |||
372 | {SVGA3DBLOCKDESC_DEPTH, |
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373 | {1, 1, 1}, 4, 4, {32, {{0}, {0}, {24}, {0} } }, |
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374 | {{{0}, {24}, {0}, {0} } } }, /* SVGA3D_Z_D24X8 */ |
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375 | |||
376 | {SVGA3DBLOCKDESC_UV, |
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377 | {1, 1, 1}, 4, 4, {32, {{16}, {16}, {0}, {0} } }, |
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378 | {{{16}, {0}, {0}, {0} } } }, /* SVGA3D_V16U16 */ |
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379 | |||
380 | {SVGA3DBLOCKDESC_RG, |
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381 | {1, 1, 1}, 4, 4, {32, {{0}, {16}, {16}, {0} } }, |
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382 | {{{0}, {0}, {16}, {0} } } }, /* SVGA3D_G16R16 */ |
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383 | |||
384 | {SVGA3DBLOCKDESC_RGBA, |
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385 | {1, 1, 1}, 8, 8, {64, {{16}, {16}, {16}, {16} } }, |
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386 | {{{32}, {16}, {0}, {48} } } }, /* SVGA3D_A16B16G16R16 */ |
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387 | |||
388 | {SVGA3DBLOCKDESC_YUV, |
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389 | {1, 1, 1}, 2, 2, {16, {{8}, {0}, {8}, {0} } }, |
||
390 | {{{0}, {0}, {8}, {0} } } }, /* SVGA3D_UYVY */ |
||
391 | |||
392 | {SVGA3DBLOCKDESC_YUV, |
||
393 | {1, 1, 1}, 2, 2, {16, {{8}, {0}, {8}, {0} } }, |
||
394 | {{{8}, {0}, {0}, {0} } } }, /* SVGA3D_YUY2 */ |
||
395 | |||
396 | {SVGA3DBLOCKDESC_NV12, |
||
397 | {2, 2, 1}, 6, 2, {48, {{0}, {0}, {48}, {0} } }, |
||
398 | {{{0}, {0}, {0}, {0} } } }, /* SVGA3D_NV12 */ |
||
399 | |||
400 | {SVGA3DBLOCKDESC_AYUV, |
||
401 | {1, 1, 1}, 4, 4, {32, {{8}, {8}, {8}, {8} } }, |
||
402 | {{{0}, {8}, {16}, {24} } } }, /* SVGA3D_AYUV */ |
||
403 | |||
404 | {SVGA3DBLOCKDESC_RGBA, |
||
405 | {1, 1, 1}, 16, 16, {128, {{32}, {32}, {32}, {32} } }, |
||
406 | {{{64}, {32}, {0}, {96} } } }, /* SVGA3D_R32G32B32A32_TYPELESS */ |
||
407 | |||
408 | {SVGA3DBLOCKDESC_RGBA, |
||
409 | {1, 1, 1}, 16, 16, {128, {{32}, {32}, {32}, {32} } }, |
||
410 | {{{64}, {32}, {0}, {96} } } }, /* SVGA3D_R32G32B32A32_UINT */ |
||
411 | |||
412 | {SVGA3DBLOCKDESC_UVWQ, |
||
413 | {1, 1, 1}, 16, 16, {128, {{32}, {32}, {32}, {32} } }, |
||
414 | {{{64}, {32}, {0}, {96} } } }, /* SVGA3D_R32G32B32A32_SINT */ |
||
415 | |||
416 | {SVGA3DBLOCKDESC_RGB, |
||
417 | {1, 1, 1}, 12, 12, {96, {{32}, {32}, {32}, {0} } }, |
||
418 | {{{64}, {32}, {0}, {0} } } }, /* SVGA3D_R32G32B32_TYPELESS */ |
||
419 | |||
420 | {SVGA3DBLOCKDESC_RGB_FP, |
||
421 | {1, 1, 1}, 12, 12, {96, {{32}, {32}, {32}, {0} } }, |
||
422 | {{{64}, {32}, {0}, {0} } } }, /* SVGA3D_R32G32B32_FLOAT */ |
||
423 | |||
424 | {SVGA3DBLOCKDESC_RGB, |
||
425 | {1, 1, 1}, 12, 12, {96, {{32}, {32}, {32}, {0} } }, |
||
426 | {{{64}, {32}, {0}, {0} } } }, /* SVGA3D_R32G32B32_UINT */ |
||
427 | |||
428 | {SVGA3DBLOCKDESC_UVW, |
||
429 | {1, 1, 1}, 12, 12, {96, {{32}, {32}, {32}, {0} } }, |
||
430 | {{{64}, {32}, {0}, {0} } } }, /* SVGA3D_R32G32B32_SINT */ |
||
431 | |||
432 | {SVGA3DBLOCKDESC_RGBA, |
||
433 | {1, 1, 1}, 8, 8, {64, {{16}, {16}, {16}, {16} } }, |
||
434 | {{{32}, {16}, {0}, {48} } } }, /* SVGA3D_R16G16B16A16_TYPELESS */ |
||
435 | |||
436 | {SVGA3DBLOCKDESC_RGBA, |
||
437 | {1, 1, 1}, 8, 8, {64, {{16}, {16}, {16}, {16} } }, |
||
438 | {{{32}, {16}, {0}, {48} } } }, /* SVGA3D_R16G16B16A16_UINT */ |
||
439 | |||
440 | {SVGA3DBLOCKDESC_UVWQ, |
||
441 | {1, 1, 1}, 8, 8, {64, {{16}, {16}, {16}, {16} } }, |
||
442 | {{{32}, {16}, {0}, {48} } } }, /* SVGA3D_R16G16B16A16_SNORM */ |
||
443 | |||
444 | {SVGA3DBLOCKDESC_UVWQ, |
||
445 | {1, 1, 1}, 8, 8, {64, {{16}, {16}, {16}, {16} } }, |
||
446 | {{{32}, {16}, {0}, {48} } } }, /* SVGA3D_R16G16B16A16_SINT */ |
||
447 | |||
448 | {SVGA3DBLOCKDESC_RG, |
||
449 | {1, 1, 1}, 8, 8, {64, {{0}, {32}, {32}, {0} } }, |
||
450 | {{{0}, {32}, {0}, {0} } } }, /* SVGA3D_R32G32_TYPELESS */ |
||
451 | |||
452 | {SVGA3DBLOCKDESC_RG, |
||
453 | {1, 1, 1}, 8, 8, {64, {{0}, {32}, {32}, {0} } }, |
||
454 | {{{0}, {32}, {0}, {0} } } }, /* SVGA3D_R32G32_UINT */ |
||
455 | |||
456 | {SVGA3DBLOCKDESC_UV, |
||
457 | {1, 1, 1}, 8, 8, {64, {{0}, {32}, {32}, {0} } }, |
||
458 | {{{0}, {32}, {0}, {0} } } }, /* SVGA3D_R32G32_SINT */ |
||
459 | |||
460 | {SVGA3DBLOCKDESC_RG, |
||
461 | {1, 1, 1}, 8, 8, {64, {{0}, {8}, {32}, {0} } }, |
||
462 | {{{0}, {32}, {0}, {0} } } }, /* SVGA3D_R32G8X24_TYPELESS */ |
||
463 | |||
464 | {SVGA3DBLOCKDESC_DS, |
||
465 | {1, 1, 1}, 8, 8, {64, {{0}, {8}, {32}, {0} } }, |
||
466 | {{{0}, {32}, {0}, {0} } } }, /* SVGA3D_D32_FLOAT_S8X24_UINT */ |
||
467 | |||
468 | {SVGA3DBLOCKDESC_R_FP, |
||
469 | {1, 1, 1}, 8, 8, {64, {{0}, {0}, {32}, {0} } }, |
||
470 | {{{0}, {0}, {0}, {0} } } }, /* SVGA3D_R32_FLOAT_X8_X24_TYPELESS */ |
||
471 | |||
472 | {SVGA3DBLOCKDESC_GREEN, |
||
473 | {1, 1, 1}, 8, 8, {64, {{0}, {8}, {0}, {0} } }, |
||
474 | {{{0}, {32}, {0}, {0} } } }, /* SVGA3D_X32_TYPELESS_G8X24_UINT */ |
||
475 | |||
476 | {SVGA3DBLOCKDESC_RGBA, |
||
477 | {1, 1, 1}, 4, 4, {32, {{10}, {10}, {10}, {2} } }, |
||
478 | {{{0}, {10}, {20}, {30} } } }, /* SVGA3D_R10G10B10A2_TYPELESS */ |
||
479 | |||
480 | {SVGA3DBLOCKDESC_RGBA, |
||
481 | {1, 1, 1}, 4, 4, {32, {{10}, {10}, {10}, {2} } }, |
||
482 | {{{0}, {10}, {20}, {30} } } }, /* SVGA3D_R10G10B10A2_UINT */ |
||
483 | |||
484 | {SVGA3DBLOCKDESC_RGB_FP, |
||
485 | {1, 1, 1}, 4, 4, {32, {{10}, {11}, {11}, {0} } }, |
||
486 | {{{0}, {10}, {21}, {0} } } }, /* SVGA3D_R11G11B10_FLOAT */ |
||
487 | |||
488 | {SVGA3DBLOCKDESC_RGBA, |
||
489 | {1, 1, 1}, 4, 4, {32, {{8}, {8}, {8}, {8} } }, |
||
490 | {{{16}, {8}, {0}, {24} } } }, /* SVGA3D_R8G8B8A8_TYPELESS */ |
||
491 | |||
492 | {SVGA3DBLOCKDESC_RGBA, |
||
493 | {1, 1, 1}, 4, 4, {32, {{8}, {8}, {8}, {8} } }, |
||
494 | {{{16}, {8}, {0}, {24} } } }, /* SVGA3D_R8G8B8A8_UNORM */ |
||
495 | |||
496 | {SVGA3DBLOCKDESC_RGBA_SRGB, |
||
497 | {1, 1, 1}, 4, 4, {32, {{8}, {8}, {8}, {8} } }, |
||
498 | {{{16}, {8}, {0}, {24} } } }, /* SVGA3D_R8G8B8A8_UNORM_SRGB */ |
||
499 | |||
500 | {SVGA3DBLOCKDESC_RGBA, |
||
501 | {1, 1, 1}, 4, 4, {32, {{8}, {8}, {8}, {8} } }, |
||
502 | {{{16}, {8}, {0}, {24} } } }, /* SVGA3D_R8G8B8A8_UINT */ |
||
503 | |||
504 | {SVGA3DBLOCKDESC_RGBA, |
||
505 | {1, 1, 1}, 4, 4, {32, {{8}, {8}, {8}, {8} } }, |
||
506 | {{{16}, {8}, {0}, {24} } } }, /* SVGA3D_R8G8B8A8_SINT */ |
||
507 | |||
508 | {SVGA3DBLOCKDESC_RG, |
||
509 | {1, 1, 1}, 4, 4, {32, {{0}, {16}, {16}, {0} } }, |
||
510 | {{{0}, {16}, {0}, {0} } } }, /* SVGA3D_R16G16_TYPELESS */ |
||
511 | |||
512 | {SVGA3DBLOCKDESC_RG_FP, |
||
513 | {1, 1, 1}, 4, 4, {32, {{0}, {16}, {16}, {0} } }, |
||
514 | {{{0}, {16}, {0}, {0} } } }, /* SVGA3D_R16G16_UINT */ |
||
515 | |||
516 | {SVGA3DBLOCKDESC_UV, |
||
517 | {1, 1, 1}, 4, 4, {32, {{0}, {16}, {16}, {0} } }, |
||
518 | {{{0}, {16}, {0}, {0} } } }, /* SVGA3D_R16G16_SINT */ |
||
519 | |||
520 | {SVGA3DBLOCKDESC_RED, |
||
521 | {1, 1, 1}, 4, 4, {32, {{0}, {0}, {32}, {0} } }, |
||
522 | {{{0}, {0}, {0}, {0} } } }, /* SVGA3D_R32_TYPELESS */ |
||
523 | |||
524 | {SVGA3DBLOCKDESC_DEPTH, |
||
525 | {1, 1, 1}, 4, 4, {32, {{0}, {0}, {32}, {0} } }, |
||
526 | {{{0}, {0}, {0}, {0} } } }, /* SVGA3D_D32_FLOAT */ |
||
527 | |||
528 | {SVGA3DBLOCKDESC_RED, |
||
529 | {1, 1, 1}, 4, 4, {32, {{0}, {0}, {32}, {0} } }, |
||
530 | {{{0}, {0}, {0}, {0} } } }, /* SVGA3D_R32_UINT */ |
||
531 | |||
532 | {SVGA3DBLOCKDESC_RED, |
||
533 | {1, 1, 1}, 4, 4, {32, {{0}, {0}, {32}, {0} } }, |
||
534 | {{{0}, {0}, {0}, {0} } } }, /* SVGA3D_R32_SINT */ |
||
535 | |||
536 | {SVGA3DBLOCKDESC_RG, |
||
537 | {1, 1, 1}, 4, 4, {32, {{0}, {8}, {24}, {0} } }, |
||
538 | {{{0}, {24}, {0}, {0} } } }, /* SVGA3D_R24G8_TYPELESS */ |
||
539 | |||
540 | {SVGA3DBLOCKDESC_DS, |
||
541 | {1, 1, 1}, 4, 4, {32, {{0}, {8}, {24}, {0} } }, |
||
542 | {{{0}, {24}, {0}, {0} } } }, /* SVGA3D_D24_UNORM_S8_UINT */ |
||
543 | |||
544 | {SVGA3DBLOCKDESC_RED, |
||
545 | {1, 1, 1}, 4, 4, {32, {{0}, {0}, {24}, {0} } }, |
||
546 | {{{0}, {0}, {0}, {0} } } }, /* SVGA3D_R24_UNORM_X8_TYPELESS */ |
||
547 | |||
548 | {SVGA3DBLOCKDESC_GREEN, |
||
549 | {1, 1, 1}, 4, 4, {32, {{0}, {8}, {0}, {0} } }, |
||
550 | {{{0}, {24}, {0}, {0} } } }, /* SVGA3D_X24_TYPELESS_G8_UINT */ |
||
551 | |||
552 | {SVGA3DBLOCKDESC_RG, |
||
553 | {1, 1, 1}, 2, 2, {16, {{0}, {8}, {8}, {0} } }, |
||
554 | {{{0}, {8}, {0}, {0} } } }, /* SVGA3D_R8G8_TYPELESS */ |
||
555 | |||
556 | {SVGA3DBLOCKDESC_RG, |
||
557 | {1, 1, 1}, 2, 2, {16, {{0}, {8}, {8}, {0} } }, |
||
558 | {{{0}, {8}, {0}, {0} } } }, /* SVGA3D_R8G8_UNORM */ |
||
559 | |||
560 | {SVGA3DBLOCKDESC_RG, |
||
561 | {1, 1, 1}, 2, 2, {16, {{0}, {8}, {8}, {0} } }, |
||
562 | {{{0}, {8}, {0}, {0} } } }, /* SVGA3D_R8G8_UINT */ |
||
563 | |||
564 | {SVGA3DBLOCKDESC_UV, |
||
565 | {1, 1, 1}, 2, 2, {16, {{0}, {8}, {8}, {0} } }, |
||
566 | {{{0}, {8}, {0}, {0} } } }, /* SVGA3D_R8G8_SINT */ |
||
567 | |||
568 | {SVGA3DBLOCKDESC_RED, |
||
569 | {1, 1, 1}, 2, 2, {16, {{0}, {0}, {16}, {0} } }, |
||
570 | {{{0}, {0}, {0}, {0} } } }, /* SVGA3D_R16_TYPELESS */ |
||
571 | |||
572 | {SVGA3DBLOCKDESC_RED, |
||
573 | {1, 1, 1}, 2, 2, {16, {{0}, {0}, {16}, {0} } }, |
||
574 | {{{0}, {0}, {0}, {0} } } }, /* SVGA3D_R16_UNORM */ |
||
575 | |||
576 | {SVGA3DBLOCKDESC_RED, |
||
577 | {1, 1, 1}, 2, 2, {16, {{0}, {0}, {16}, {0} } }, |
||
578 | {{{0}, {0}, {0}, {0} } } }, /* SVGA3D_R16_UINT */ |
||
579 | |||
580 | {SVGA3DBLOCKDESC_U, |
||
581 | {1, 1, 1}, 2, 2, {16, {{0}, {0}, {16}, {0} } }, |
||
582 | {{{0}, {0}, {0}, {0} } } }, /* SVGA3D_R16_SNORM */ |
||
583 | |||
584 | {SVGA3DBLOCKDESC_U, |
||
585 | {1, 1, 1}, 2, 2, {16, {{0}, {0}, {16}, {0} } }, |
||
586 | {{{0}, {0}, {0}, {0} } } }, /* SVGA3D_R16_SINT */ |
||
587 | |||
588 | {SVGA3DBLOCKDESC_RED, |
||
589 | {1, 1, 1}, 1, 1, {8, {{0}, {0}, {8}, {0} } }, |
||
590 | {{{0}, {0}, {0}, {0} } } }, /* SVGA3D_R8_TYPELESS */ |
||
591 | |||
592 | {SVGA3DBLOCKDESC_RED, |
||
593 | {1, 1, 1}, 1, 1, {8, {{0}, {0}, {8}, {0} } }, |
||
594 | {{{0}, {0}, {0}, {0} } } }, /* SVGA3D_R8_UNORM */ |
||
595 | |||
596 | {SVGA3DBLOCKDESC_RED, |
||
597 | {1, 1, 1}, 1, 1, {8, {{0}, {0}, {8}, {0} } }, |
||
598 | {{{0}, {0}, {0}, {0} } } }, /* SVGA3D_R8_UINT */ |
||
599 | |||
600 | {SVGA3DBLOCKDESC_U, |
||
601 | {1, 1, 1}, 1, 1, {8, {{0}, {0}, {8}, {0} } }, |
||
602 | {{{0}, {0}, {0}, {0} } } }, /* SVGA3D_R8_SNORM */ |
||
603 | |||
604 | {SVGA3DBLOCKDESC_U, |
||
605 | {1, 1, 1}, 1, 1, {8, {{0}, {0}, {8}, {0} } }, |
||
606 | {{{0}, {0}, {0}, {0} } } }, /* SVGA3D_R8_SINT */ |
||
607 | |||
608 | {SVGA3DBLOCKDESC_RED, |
||
609 | {8, 1, 1}, 1, 1, {8, {{0}, {0}, {8}, {0} } }, |
||
610 | {{{0}, {0}, {0}, {0} } } }, /* SVGA3D_R1_UNORM */ |
||
611 | |||
612 | {SVGA3DBLOCKDESC_RGBE, |
||
613 | {1, 1, 1}, 4, 4, {32, {{9}, {9}, {9}, {5} } }, |
||
614 | {{{18}, {9}, {0}, {27} } } }, /* SVGA3D_R9G9B9E5_SHAREDEXP */ |
||
615 | |||
616 | {SVGA3DBLOCKDESC_RG, |
||
617 | {1, 1, 1}, 2, 2, {16, {{0}, {8}, {8}, {0} } }, |
||
618 | {{{0}, {8}, {0}, {0} } } }, /* SVGA3D_R8G8_B8G8_UNORM */ |
||
619 | |||
620 | {SVGA3DBLOCKDESC_RG, |
||
621 | {1, 1, 1}, 2, 2, {16, {{0}, {8}, {8}, {0} } }, |
||
622 | {{{0}, {8}, {0}, {0} } } }, /* SVGA3D_G8R8_G8B8_UNORM */ |
||
623 | |||
624 | {SVGA3DBLOCKDESC_COMPRESSED, |
||
625 | {4, 4, 1}, 8, 8, {64, {{0}, {0}, {64}, {0} } }, |
||
626 | {{{0}, {0}, {0}, {0} } } }, /* SVGA3D_BC1_TYPELESS */ |
||
627 | |||
628 | {SVGA3DBLOCKDESC_COMPRESSED_SRGB, |
||
629 | {4, 4, 1}, 8, 8, {64, {{0}, {0}, {64}, {0} } }, |
||
630 | {{{0}, {0}, {0}, {0} } } }, /* SVGA3D_BC1_UNORM_SRGB */ |
||
631 | |||
632 | {SVGA3DBLOCKDESC_COMPRESSED, |
||
633 | {4, 4, 1}, 16, 16, {128, {{0}, {0}, {128}, {0} } }, |
||
634 | {{{0}, {0}, {0}, {0} } } }, /* SVGA3D_BC2_TYPELESS */ |
||
635 | |||
636 | {SVGA3DBLOCKDESC_COMPRESSED_SRGB, |
||
637 | {4, 4, 1}, 16, 16, {128, {{0}, {0}, {128}, {0} } }, |
||
638 | {{{0}, {0}, {0}, {0} } } }, /* SVGA3D_BC2_UNORM_SRGB */ |
||
639 | |||
640 | {SVGA3DBLOCKDESC_COMPRESSED, |
||
641 | {4, 4, 1}, 16, 16, {128, {{0}, {0}, {128}, {0} } }, |
||
642 | {{{0}, {0}, {0}, {0} } } }, /* SVGA3D_BC3_TYPELESS */ |
||
643 | |||
644 | {SVGA3DBLOCKDESC_COMPRESSED_SRGB, |
||
645 | {4, 4, 1}, 16, 16, {128, {{0}, {0}, {128}, {0} } }, |
||
646 | {{{0}, {0}, {0}, {0} } } }, /* SVGA3D_BC3_UNORM_SRGB */ |
||
647 | |||
648 | {SVGA3DBLOCKDESC_COMPRESSED, |
||
649 | {4, 4, 1}, 8, 8, {64, {{0}, {0}, {64}, {0} } }, |
||
650 | {{{0}, {0}, {0}, {0} } } }, /* SVGA3D_BC4_TYPELESS */ |
||
651 | |||
652 | {SVGA3DBLOCKDESC_COMPRESSED, |
||
653 | {4, 4, 1}, 8, 8, {64, {{0}, {0}, {64}, {0} } }, |
||
654 | {{{0}, {0}, {0}, {0} } } }, /* SVGA3D_BC4_UNORM */ |
||
655 | |||
656 | {SVGA3DBLOCKDESC_COMPRESSED, |
||
657 | {4, 4, 1}, 8, 8, {64, {{0}, {0}, {64}, {0} } }, |
||
658 | {{{0}, {0}, {0}, {0} } } }, /* SVGA3D_BC4_SNORM */ |
||
659 | |||
660 | {SVGA3DBLOCKDESC_COMPRESSED, |
||
661 | {4, 4, 1}, 16, 16, {128, {{0}, {0}, {128}, {0} } }, |
||
662 | {{{0}, {0}, {0}, {0} } } }, /* SVGA3D_BC5_TYPELESS */ |
||
663 | |||
664 | {SVGA3DBLOCKDESC_COMPRESSED, |
||
665 | {4, 4, 1}, 16, 16, {128, {{0}, {0}, {128}, {0} } }, |
||
666 | {{{0}, {0}, {0}, {0} } } }, /* SVGA3D_BC5_UNORM */ |
||
667 | |||
668 | {SVGA3DBLOCKDESC_COMPRESSED, |
||
669 | {4, 4, 1}, 16, 16, {128, {{0}, {0}, {128}, {0} } }, |
||
670 | {{{0}, {0}, {0}, {0} } } }, /* SVGA3D_BC5_SNORM */ |
||
671 | |||
672 | {SVGA3DBLOCKDESC_RGBA, |
||
673 | {1, 1, 1}, 4, 4, {32, {{10}, {10}, {10}, {2} } }, |
||
674 | {{{0}, {10}, {20}, {30} } } }, /* SVGA3D_R10G10B10_XR_BIAS_A2_UNORM */ |
||
675 | |||
676 | {SVGA3DBLOCKDESC_RGBA, |
||
677 | {1, 1, 1}, 4, 4, {32, {{8}, {8}, {8}, {8} } }, |
||
678 | {{{0}, {8}, {16}, {24} } } }, /* SVGA3D_B8G8R8A8_TYPELESS */ |
||
679 | |||
680 | {SVGA3DBLOCKDESC_RGBA_SRGB, |
||
681 | {1, 1, 1}, 4, 4, {32, {{8}, {8}, {8}, {8} } }, |
||
682 | {{{0}, {8}, {16}, {24} } } }, /* SVGA3D_B8G8R8A8_UNORM_SRGB */ |
||
683 | |||
684 | {SVGA3DBLOCKDESC_RGB, |
||
685 | {1, 1, 1}, 4, 4, {24, {{8}, {8}, {8}, {0} } }, |
||
686 | {{{0}, {8}, {16}, {24} } } }, /* SVGA3D_B8G8R8X8_TYPELESS */ |
||
687 | |||
688 | {SVGA3DBLOCKDESC_RGB_SRGB, |
||
689 | {1, 1, 1}, 4, 4, {24, {{8}, {8}, {8}, {0} } }, |
||
690 | {{{0}, {8}, {16}, {24} } } }, /* SVGA3D_B8G8R8X8_UNORM_SRGB */ |
||
691 | |||
692 | {SVGA3DBLOCKDESC_DEPTH, |
||
693 | {1, 1, 1}, 2, 2, {16, {{0}, {0}, {16}, {0} } }, |
||
694 | {{{0}, {0}, {0}, {0} } } }, /* SVGA3D_Z_DF16 */ |
||
695 | |||
696 | {SVGA3DBLOCKDESC_DS, |
||
697 | {1, 1, 1}, 4, 4, {32, {{0}, {8}, {24}, {0} } }, |
||
698 | {{{0}, {24}, {0}, {0} } } }, /* SVGA3D_Z_DF24 */ |
||
699 | |||
700 | {SVGA3DBLOCKDESC_DS, |
||
701 | {1, 1, 1}, 4, 4, {32, {{0}, {8}, {24}, {0} } }, |
||
702 | {{{0}, {24}, {0}, {0} } } }, /* SVGA3D_Z_D24S8_INT */ |
||
703 | }; |
||
704 | |||
705 | static inline u32 clamped_umul32(u32 a, u32 b) |
||
706 | { |
||
707 | uint64_t tmp = (uint64_t) a*b; |
||
708 | return (tmp > (uint64_t) ((u32) -1)) ? (u32) -1 : tmp; |
||
709 | } |
||
710 | |||
711 | static inline const struct svga3d_surface_desc * |
||
712 | svga3dsurface_get_desc(SVGA3dSurfaceFormat format) |
||
713 | { |
||
714 | if (format < ARRAY_SIZE(svga3d_surface_descs)) |
||
715 | return &svga3d_surface_descs[format]; |
||
716 | |||
717 | return &svga3d_surface_descs[SVGA3D_FORMAT_INVALID]; |
||
718 | } |
||
719 | |||
720 | /* |
||
721 | *---------------------------------------------------------------------- |
||
722 | * |
||
723 | * svga3dsurface_get_mip_size -- |
||
724 | * |
||
725 | * Given a base level size and the mip level, compute the size of |
||
726 | * the mip level. |
||
727 | * |
||
728 | * Results: |
||
729 | * See above. |
||
730 | * |
||
731 | * Side effects: |
||
732 | * None. |
||
733 | * |
||
734 | *---------------------------------------------------------------------- |
||
735 | */ |
||
736 | |||
737 | static inline surf_size_struct |
||
738 | svga3dsurface_get_mip_size(surf_size_struct base_level, u32 mip_level) |
||
739 | { |
||
740 | surf_size_struct size; |
||
741 | |||
742 | size.width = max_t(u32, base_level.width >> mip_level, 1); |
||
743 | size.height = max_t(u32, base_level.height >> mip_level, 1); |
||
744 | size.depth = max_t(u32, base_level.depth >> mip_level, 1); |
||
745 | return size; |
||
746 | } |
||
747 | |||
748 | static inline void |
||
749 | svga3dsurface_get_size_in_blocks(const struct svga3d_surface_desc *desc, |
||
750 | const surf_size_struct *pixel_size, |
||
751 | surf_size_struct *block_size) |
||
752 | { |
||
753 | block_size->width = DIV_ROUND_UP(pixel_size->width, |
||
754 | desc->block_size.width); |
||
755 | block_size->height = DIV_ROUND_UP(pixel_size->height, |
||
756 | desc->block_size.height); |
||
757 | block_size->depth = DIV_ROUND_UP(pixel_size->depth, |
||
758 | desc->block_size.depth); |
||
759 | } |
||
760 | |||
761 | static inline bool |
||
762 | svga3dsurface_is_planar_surface(const struct svga3d_surface_desc *desc) |
||
763 | { |
||
764 | return (desc->block_desc & SVGA3DBLOCKDESC_PLANAR_YUV) != 0; |
||
765 | } |
||
766 | |||
767 | static inline u32 |
||
768 | svga3dsurface_calculate_pitch(const struct svga3d_surface_desc *desc, |
||
769 | const surf_size_struct *size) |
||
770 | { |
||
771 | u32 pitch; |
||
772 | surf_size_struct blocks; |
||
773 | |||
774 | svga3dsurface_get_size_in_blocks(desc, size, &blocks); |
||
775 | |||
776 | pitch = blocks.width * desc->pitch_bytes_per_block; |
||
777 | |||
778 | return pitch; |
||
779 | } |
||
780 | |||
781 | /* |
||
782 | *----------------------------------------------------------------------------- |
||
783 | * |
||
784 | * svga3dsurface_get_image_buffer_size -- |
||
785 | * |
||
786 | * Return the number of bytes of buffer space required to store |
||
787 | * one image of a surface, optionally using the specified pitch. |
||
788 | * |
||
789 | * If pitch is zero, it is assumed that rows are tightly packed. |
||
790 | * |
||
791 | * This function is overflow-safe. If the result would have |
||
792 | * overflowed, instead we return MAX_UINT32. |
||
793 | * |
||
794 | * Results: |
||
795 | * Byte count. |
||
796 | * |
||
797 | * Side effects: |
||
798 | * None. |
||
799 | * |
||
800 | *----------------------------------------------------------------------------- |
||
801 | */ |
||
802 | |||
803 | static inline u32 |
||
804 | svga3dsurface_get_image_buffer_size(const struct svga3d_surface_desc *desc, |
||
805 | const surf_size_struct *size, |
||
806 | u32 pitch) |
||
807 | { |
||
808 | surf_size_struct image_blocks; |
||
809 | u32 slice_size, total_size; |
||
810 | |||
811 | svga3dsurface_get_size_in_blocks(desc, size, &image_blocks); |
||
812 | |||
813 | if (svga3dsurface_is_planar_surface(desc)) { |
||
814 | total_size = clamped_umul32(image_blocks.width, |
||
815 | image_blocks.height); |
||
816 | total_size = clamped_umul32(total_size, image_blocks.depth); |
||
817 | total_size = clamped_umul32(total_size, desc->bytes_per_block); |
||
818 | return total_size; |
||
819 | } |
||
820 | |||
821 | if (pitch == 0) |
||
822 | pitch = svga3dsurface_calculate_pitch(desc, size); |
||
823 | |||
824 | slice_size = clamped_umul32(image_blocks.height, pitch); |
||
825 | total_size = clamped_umul32(slice_size, image_blocks.depth); |
||
826 | |||
827 | return total_size; |
||
828 | } |
||
829 | |||
830 | static inline u32 |
||
831 | svga3dsurface_get_serialized_size(SVGA3dSurfaceFormat format, |
||
832 | surf_size_struct base_level_size, |
||
833 | u32 num_mip_levels, |
||
834 | bool cubemap) |
||
835 | { |
||
836 | const struct svga3d_surface_desc *desc = svga3dsurface_get_desc(format); |
||
837 | u32 total_size = 0; |
||
838 | u32 mip; |
||
839 | |||
840 | for (mip = 0; mip < num_mip_levels; mip++) { |
||
841 | surf_size_struct size = |
||
842 | svga3dsurface_get_mip_size(base_level_size, mip); |
||
843 | total_size += svga3dsurface_get_image_buffer_size(desc, |
||
844 | &size, 0); |
||
845 | } |
||
846 | |||
847 | if (cubemap) |
||
848 | total_size *= SVGA3D_MAX_SURFACE_FACES; |
||
849 | |||
850 | return total_size; |
||
851 | } |
||
852 | |||
853 | |||
854 | /** |
||
855 | * svga3dsurface_get_pixel_offset - Compute the offset (in bytes) to a pixel |
||
856 | * in an image (or volume). |
||
857 | * |
||
858 | * @width: The image width in pixels. |
||
859 | * @height: The image height in pixels |
||
860 | */ |
||
861 | static inline u32 |
||
862 | svga3dsurface_get_pixel_offset(SVGA3dSurfaceFormat format, |
||
863 | u32 width, u32 height, |
||
864 | u32 x, u32 y, u32 z) |
||
865 | { |
||
866 | const struct svga3d_surface_desc *desc = svga3dsurface_get_desc(format); |
||
867 | const u32 bw = desc->block_size.width, bh = desc->block_size.height; |
||
868 | const u32 bd = desc->block_size.depth; |
||
869 | const u32 rowstride = DIV_ROUND_UP(width, bw) * desc->bytes_per_block; |
||
870 | const u32 imgstride = DIV_ROUND_UP(height, bh) * rowstride; |
||
871 | const u32 offset = (z / bd * imgstride + |
||
872 | y / bh * rowstride + |
||
873 | x / bw * desc->bytes_per_block); |
||
874 | return offset; |
||
875 | } |
||
876 | |||
877 | |||
878 | static inline u32 |
||
879 | svga3dsurface_get_image_offset(SVGA3dSurfaceFormat format, |
||
880 | surf_size_struct baseLevelSize, |
||
881 | u32 numMipLevels, |
||
882 | u32 face, |
||
883 | u32 mip) |
||
884 | |||
885 | { |
||
886 | u32 offset; |
||
887 | u32 mipChainBytes; |
||
888 | u32 mipChainBytesToLevel; |
||
889 | u32 i; |
||
890 | const struct svga3d_surface_desc *desc; |
||
891 | surf_size_struct mipSize; |
||
892 | u32 bytes; |
||
893 | |||
894 | desc = svga3dsurface_get_desc(format); |
||
895 | |||
896 | mipChainBytes = 0; |
||
897 | mipChainBytesToLevel = 0; |
||
898 | for (i = 0; i < numMipLevels; i++) { |
||
899 | mipSize = svga3dsurface_get_mip_size(baseLevelSize, i); |
||
900 | bytes = svga3dsurface_get_image_buffer_size(desc, &mipSize, 0); |
||
901 | mipChainBytes += bytes; |
||
902 | if (i < mip) |
||
903 | mipChainBytesToLevel += bytes; |
||
904 | } |
||
905 | |||
906 | offset = mipChainBytes * face + mipChainBytesToLevel; |
||
907 | |||
908 | return offset; |
||
909 | }>>>>><>><>><>><>><>><>><>><>><>><>><>><>><>><>><>><>><>><>><>><>><>><>><> |