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Rev | Author | Line No. | Line |
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5564 | serge | 1 | /* |
2 | * Copyright 2008 Ben Skeggs |
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3 | * |
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4 | * Permission is hereby granted, free of charge, to any person obtaining a |
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5 | * copy of this software and associated documentation files (the "Software"), |
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6 | * to deal in the Software without restriction, including without limitation |
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7 | * the rights to use, copy, modify, merge, publish, distribute, sublicense, |
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8 | * and/or sell copies of the Software, and to permit persons to whom the |
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9 | * Software is furnished to do so, subject to the following conditions: |
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10 | * |
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11 | * The above copyright notice and this permission notice shall be included in |
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12 | * all copies or substantial portions of the Software. |
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13 | * |
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14 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
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15 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
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16 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL |
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17 | * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR |
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18 | * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, |
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19 | * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR |
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20 | * OTHER DEALINGS IN THE SOFTWARE. |
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21 | */ |
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22 | |||
23 | #include "pipe/p_state.h" |
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24 | #include "pipe/p_defines.h" |
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25 | #include "util/u_inlines.h" |
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26 | #include "util/u_format.h" |
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27 | |||
28 | #include "nv50/nv50_context.h" |
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29 | #include "nv50/nv50_resource.h" |
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30 | |||
31 | uint32_t |
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32 | nv50_tex_choose_tile_dims_helper(unsigned nx, unsigned ny, unsigned nz, |
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33 | boolean is_3d) |
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34 | { |
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35 | uint32_t tile_mode = 0x000; |
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36 | |||
37 | if (ny > 64) tile_mode = 0x040; /* height 128 tiles */ |
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38 | else |
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39 | if (ny > 32) tile_mode = 0x030; /* height 64 tiles */ |
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40 | else |
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41 | if (ny > 16) tile_mode = 0x020; /* height 32 tiles */ |
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42 | else |
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43 | if (ny > 8) tile_mode = 0x010; /* height 16 tiles */ |
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44 | |||
45 | if (!is_3d) |
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46 | return tile_mode; |
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47 | else |
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48 | if (tile_mode > 0x020) |
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49 | tile_mode = 0x020; |
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50 | |||
51 | if (nz > 16 && tile_mode < 0x020) |
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52 | return tile_mode | 0x500; /* depth 32 tiles */ |
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53 | if (nz > 8) return tile_mode | 0x400; /* depth 16 tiles */ |
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54 | if (nz > 4) return tile_mode | 0x300; /* depth 8 tiles */ |
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55 | if (nz > 2) return tile_mode | 0x200; /* depth 4 tiles */ |
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56 | if (nz > 1) return tile_mode | 0x100; /* depth 2 tiles */ |
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57 | |||
58 | return tile_mode; |
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59 | } |
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60 | |||
61 | static uint32_t |
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62 | nv50_tex_choose_tile_dims(unsigned nx, unsigned ny, unsigned nz, boolean is_3d) |
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63 | { |
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64 | return nv50_tex_choose_tile_dims_helper(nx, ny * 2, nz, is_3d); |
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65 | } |
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66 | |||
67 | static uint32_t |
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68 | nv50_mt_choose_storage_type(struct nv50_miptree *mt, boolean compressed) |
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69 | { |
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70 | const unsigned ms = util_logbase2(mt->base.base.nr_samples); |
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71 | uint32_t tile_flags; |
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72 | |||
73 | if (unlikely(mt->base.base.flags & NOUVEAU_RESOURCE_FLAG_LINEAR)) |
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74 | return 0; |
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75 | if (unlikely(mt->base.base.bind & PIPE_BIND_CURSOR)) |
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76 | return 0; |
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77 | |||
78 | switch (mt->base.base.format) { |
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79 | case PIPE_FORMAT_Z16_UNORM: |
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80 | tile_flags = 0x6c + ms; |
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81 | break; |
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82 | case PIPE_FORMAT_X8Z24_UNORM: |
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83 | case PIPE_FORMAT_S8X24_UINT: |
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84 | case PIPE_FORMAT_S8_UINT_Z24_UNORM: |
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85 | tile_flags = 0x18 + ms; |
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86 | break; |
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87 | case PIPE_FORMAT_X24S8_UINT: |
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88 | case PIPE_FORMAT_Z24X8_UNORM: |
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89 | case PIPE_FORMAT_Z24_UNORM_S8_UINT: |
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90 | tile_flags = 0x128 + ms; |
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91 | break; |
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92 | case PIPE_FORMAT_Z32_FLOAT: |
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93 | tile_flags = 0x40 + ms; |
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94 | break; |
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95 | case PIPE_FORMAT_X32_S8X24_UINT: |
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96 | case PIPE_FORMAT_Z32_FLOAT_S8X24_UINT: |
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97 | tile_flags = 0x60 + ms; |
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98 | break; |
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99 | default: |
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100 | /* Most color formats don't work with compression. */ |
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101 | compressed = false; |
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102 | /* fallthrough */ |
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103 | case PIPE_FORMAT_R8G8B8A8_UNORM: |
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104 | case PIPE_FORMAT_R8G8B8A8_SRGB: |
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105 | case PIPE_FORMAT_R8G8B8X8_UNORM: |
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106 | case PIPE_FORMAT_R8G8B8X8_SRGB: |
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107 | case PIPE_FORMAT_B8G8R8A8_UNORM: |
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108 | case PIPE_FORMAT_B8G8R8A8_SRGB: |
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109 | case PIPE_FORMAT_B8G8R8X8_UNORM: |
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110 | case PIPE_FORMAT_B8G8R8X8_SRGB: |
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111 | case PIPE_FORMAT_R10G10B10A2_UNORM: |
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112 | case PIPE_FORMAT_B10G10R10A2_UNORM: |
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113 | case PIPE_FORMAT_R16G16B16A16_FLOAT: |
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114 | case PIPE_FORMAT_R16G16B16X16_FLOAT: |
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115 | case PIPE_FORMAT_R11G11B10_FLOAT: |
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116 | switch (util_format_get_blocksizebits(mt->base.base.format)) { |
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117 | case 128: |
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118 | assert(ms < 3); |
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119 | tile_flags = 0x74; |
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120 | break; |
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121 | case 64: |
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122 | switch (ms) { |
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123 | case 2: tile_flags = 0xfc; break; |
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124 | case 3: tile_flags = 0xfd; break; |
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125 | default: |
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126 | tile_flags = 0x70; |
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127 | break; |
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128 | } |
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129 | break; |
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130 | case 32: |
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131 | if (mt->base.base.bind & PIPE_BIND_SCANOUT) { |
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132 | assert(ms == 0); |
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133 | tile_flags = 0x7a; |
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134 | } else { |
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135 | switch (ms) { |
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136 | case 2: tile_flags = 0xf8; break; |
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137 | case 3: tile_flags = 0xf9; break; |
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138 | default: |
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139 | tile_flags = 0x70; |
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140 | break; |
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141 | } |
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142 | } |
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143 | break; |
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144 | case 16: |
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145 | case 8: |
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146 | tile_flags = 0x70; |
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147 | break; |
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148 | default: |
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149 | return 0; |
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150 | } |
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151 | if (mt->base.base.bind & PIPE_BIND_CURSOR) |
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152 | tile_flags = 0; |
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153 | } |
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154 | |||
155 | if (!compressed) |
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156 | tile_flags &= ~0x180; |
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157 | |||
158 | return tile_flags; |
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159 | } |
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160 | |||
161 | void |
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162 | nv50_miptree_destroy(struct pipe_screen *pscreen, struct pipe_resource *pt) |
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163 | { |
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164 | struct nv50_miptree *mt = nv50_miptree(pt); |
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165 | |||
166 | nouveau_bo_ref(NULL, &mt->base.bo); |
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167 | |||
168 | nouveau_fence_ref(NULL, &mt->base.fence); |
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169 | nouveau_fence_ref(NULL, &mt->base.fence_wr); |
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170 | |||
171 | NOUVEAU_DRV_STAT(nouveau_screen(pscreen), tex_obj_current_count, -1); |
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172 | NOUVEAU_DRV_STAT(nouveau_screen(pscreen), tex_obj_current_bytes, |
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173 | -(uint64_t)mt->total_size); |
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174 | |||
175 | FREE(mt); |
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176 | } |
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177 | |||
178 | boolean |
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179 | nv50_miptree_get_handle(struct pipe_screen *pscreen, |
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180 | struct pipe_resource *pt, |
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181 | struct winsys_handle *whandle) |
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182 | { |
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183 | struct nv50_miptree *mt = nv50_miptree(pt); |
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184 | unsigned stride; |
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185 | |||
186 | if (!mt || !mt->base.bo) |
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187 | return FALSE; |
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188 | |||
189 | stride = mt->level[0].pitch; |
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190 | |||
191 | return nouveau_screen_bo_get_handle(pscreen, |
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192 | mt->base.bo, |
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193 | stride, |
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194 | whandle); |
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195 | } |
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196 | |||
197 | const struct u_resource_vtbl nv50_miptree_vtbl = |
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198 | { |
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199 | nv50_miptree_get_handle, /* get_handle */ |
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200 | nv50_miptree_destroy, /* resource_destroy */ |
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201 | nv50_miptree_transfer_map, /* transfer_map */ |
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202 | u_default_transfer_flush_region, /* transfer_flush_region */ |
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203 | nv50_miptree_transfer_unmap, /* transfer_unmap */ |
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204 | u_default_transfer_inline_write /* transfer_inline_write */ |
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205 | }; |
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206 | |||
207 | static INLINE boolean |
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208 | nv50_miptree_init_ms_mode(struct nv50_miptree *mt) |
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209 | { |
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210 | switch (mt->base.base.nr_samples) { |
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211 | case 8: |
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212 | mt->ms_mode = NV50_3D_MULTISAMPLE_MODE_MS8; |
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213 | mt->ms_x = 2; |
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214 | mt->ms_y = 1; |
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215 | break; |
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216 | case 4: |
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217 | mt->ms_mode = NV50_3D_MULTISAMPLE_MODE_MS4; |
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218 | mt->ms_x = 1; |
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219 | mt->ms_y = 1; |
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220 | break; |
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221 | case 2: |
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222 | mt->ms_mode = NV50_3D_MULTISAMPLE_MODE_MS2; |
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223 | mt->ms_x = 1; |
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224 | break; |
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225 | case 1: |
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226 | case 0: |
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227 | mt->ms_mode = NV50_3D_MULTISAMPLE_MODE_MS1; |
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228 | break; |
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229 | default: |
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230 | NOUVEAU_ERR("invalid nr_samples: %u\n", mt->base.base.nr_samples); |
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231 | return FALSE; |
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232 | } |
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233 | return TRUE; |
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234 | } |
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235 | |||
236 | boolean |
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237 | nv50_miptree_init_layout_linear(struct nv50_miptree *mt, unsigned pitch_align) |
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238 | { |
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239 | struct pipe_resource *pt = &mt->base.base; |
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240 | const unsigned blocksize = util_format_get_blocksize(pt->format); |
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241 | unsigned h = pt->height0; |
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242 | |||
243 | if (util_format_is_depth_or_stencil(pt->format)) |
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244 | return FALSE; |
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245 | |||
246 | if ((pt->last_level > 0) || (pt->depth0 > 1) || (pt->array_size > 1)) |
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247 | return FALSE; |
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248 | if (mt->ms_x | mt->ms_y) |
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249 | return FALSE; |
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250 | |||
251 | mt->level[0].pitch = align(pt->width0 * blocksize, pitch_align); |
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252 | |||
253 | /* Account for very generous prefetch (allocate size as if tiled). */ |
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254 | h = MAX2(h, 8); |
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255 | h = util_next_power_of_two(h); |
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256 | |||
257 | mt->total_size = mt->level[0].pitch * h; |
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258 | |||
259 | return TRUE; |
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260 | } |
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261 | |||
262 | static void |
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263 | nv50_miptree_init_layout_video(struct nv50_miptree *mt) |
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264 | { |
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265 | const struct pipe_resource *pt = &mt->base.base; |
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266 | const unsigned blocksize = util_format_get_blocksize(pt->format); |
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267 | |||
268 | assert(pt->last_level == 0); |
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269 | assert(mt->ms_x == 0 && mt->ms_y == 0); |
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270 | assert(!util_format_is_compressed(pt->format)); |
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271 | |||
272 | mt->layout_3d = pt->target == PIPE_TEXTURE_3D; |
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273 | |||
274 | mt->level[0].tile_mode = 0x20; |
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275 | mt->level[0].pitch = align(pt->width0 * blocksize, 64); |
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276 | mt->total_size = align(pt->height0, 16) * mt->level[0].pitch * (mt->layout_3d ? pt->depth0 : 1); |
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277 | |||
278 | if (pt->array_size > 1) { |
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279 | mt->layer_stride = align(mt->total_size, NV50_TILE_SIZE(0x20)); |
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280 | mt->total_size = mt->layer_stride * pt->array_size; |
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281 | } |
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282 | } |
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283 | |||
284 | static void |
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285 | nv50_miptree_init_layout_tiled(struct nv50_miptree *mt) |
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286 | { |
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287 | struct pipe_resource *pt = &mt->base.base; |
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288 | unsigned w, h, d, l; |
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289 | const unsigned blocksize = util_format_get_blocksize(pt->format); |
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290 | |||
291 | mt->layout_3d = pt->target == PIPE_TEXTURE_3D; |
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292 | |||
293 | w = pt->width0 << mt->ms_x; |
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294 | h = pt->height0 << mt->ms_y; |
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295 | |||
296 | /* For 3D textures, a mipmap is spanned by all the layers, for array |
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297 | * textures and cube maps, each layer contains its own mipmaps. |
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298 | */ |
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299 | d = mt->layout_3d ? pt->depth0 : 1; |
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300 | |||
301 | for (l = 0; l <= pt->last_level; ++l) { |
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302 | struct nv50_miptree_level *lvl = &mt->level[l]; |
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303 | unsigned tsx, tsy, tsz; |
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304 | unsigned nbx = util_format_get_nblocksx(pt->format, w); |
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305 | unsigned nby = util_format_get_nblocksy(pt->format, h); |
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306 | |||
307 | lvl->offset = mt->total_size; |
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308 | |||
309 | lvl->tile_mode = nv50_tex_choose_tile_dims(nbx, nby, d, mt->layout_3d); |
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310 | |||
311 | tsx = NV50_TILE_SIZE_X(lvl->tile_mode); /* x is tile row pitch in bytes */ |
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312 | tsy = NV50_TILE_SIZE_Y(lvl->tile_mode); |
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313 | tsz = NV50_TILE_SIZE_Z(lvl->tile_mode); |
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314 | |||
315 | lvl->pitch = align(nbx * blocksize, tsx); |
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316 | |||
317 | mt->total_size += lvl->pitch * align(nby, tsy) * align(d, tsz); |
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318 | |||
319 | w = u_minify(w, 1); |
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320 | h = u_minify(h, 1); |
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321 | d = u_minify(d, 1); |
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322 | } |
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323 | |||
324 | if (pt->array_size > 1) { |
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325 | mt->layer_stride = align(mt->total_size, |
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326 | NV50_TILE_SIZE(mt->level[0].tile_mode)); |
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327 | mt->total_size = mt->layer_stride * pt->array_size; |
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328 | } |
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329 | } |
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330 | |||
331 | struct pipe_resource * |
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332 | nv50_miptree_create(struct pipe_screen *pscreen, |
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333 | const struct pipe_resource *templ) |
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334 | { |
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335 | struct nouveau_device *dev = nouveau_screen(pscreen)->device; |
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336 | struct nv50_miptree *mt = CALLOC_STRUCT(nv50_miptree); |
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337 | struct pipe_resource *pt = &mt->base.base; |
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338 | boolean compressed = dev->drm_version >= 0x01000101; |
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339 | int ret; |
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340 | union nouveau_bo_config bo_config; |
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341 | uint32_t bo_flags; |
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342 | |||
343 | if (!mt) |
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344 | return NULL; |
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345 | |||
346 | mt->base.vtbl = &nv50_miptree_vtbl; |
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347 | *pt = *templ; |
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348 | pipe_reference_init(&pt->reference, 1); |
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349 | pt->screen = pscreen; |
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350 | |||
351 | if (pt->bind & PIPE_BIND_LINEAR) |
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352 | pt->flags |= NOUVEAU_RESOURCE_FLAG_LINEAR; |
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353 | |||
354 | bo_config.nv50.memtype = nv50_mt_choose_storage_type(mt, compressed); |
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355 | |||
356 | if (!nv50_miptree_init_ms_mode(mt)) { |
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357 | FREE(mt); |
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358 | return NULL; |
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359 | } |
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360 | |||
361 | if (unlikely(pt->flags & NV50_RESOURCE_FLAG_VIDEO)) { |
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362 | nv50_miptree_init_layout_video(mt); |
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363 | if (pt->flags & NV50_RESOURCE_FLAG_NOALLOC) { |
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364 | /* BO allocation done by client */ |
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365 | return pt; |
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366 | } |
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367 | } else |
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368 | if (bo_config.nv50.memtype != 0) { |
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369 | nv50_miptree_init_layout_tiled(mt); |
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370 | } else |
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371 | if (!nv50_miptree_init_layout_linear(mt, 64)) { |
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372 | FREE(mt); |
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373 | return NULL; |
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374 | } |
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375 | bo_config.nv50.tile_mode = mt->level[0].tile_mode; |
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376 | |||
377 | if (!bo_config.nv50.memtype && (pt->bind & PIPE_BIND_SHARED)) |
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378 | mt->base.domain = NOUVEAU_BO_GART; |
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379 | else |
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380 | mt->base.domain = NOUVEAU_BO_VRAM; |
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381 | |||
382 | bo_flags = mt->base.domain | NOUVEAU_BO_NOSNOOP; |
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383 | if (mt->base.base.bind & (PIPE_BIND_CURSOR | PIPE_BIND_DISPLAY_TARGET)) |
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384 | bo_flags |= NOUVEAU_BO_CONTIG; |
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385 | |||
386 | ret = nouveau_bo_new(dev, bo_flags, 4096, mt->total_size, &bo_config, |
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387 | &mt->base.bo); |
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388 | if (ret) { |
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389 | FREE(mt); |
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390 | return NULL; |
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391 | } |
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392 | mt->base.address = mt->base.bo->offset; |
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393 | |||
394 | return pt; |
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395 | } |
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396 | |||
397 | struct pipe_resource * |
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398 | nv50_miptree_from_handle(struct pipe_screen *pscreen, |
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399 | const struct pipe_resource *templ, |
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400 | struct winsys_handle *whandle) |
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401 | { |
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402 | struct nv50_miptree *mt; |
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403 | unsigned stride; |
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404 | |||
405 | /* only supports 2D, non-mipmapped textures for the moment */ |
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406 | if ((templ->target != PIPE_TEXTURE_2D && |
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407 | templ->target != PIPE_TEXTURE_RECT) || |
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408 | templ->last_level != 0 || |
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409 | templ->depth0 != 1 || |
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410 | templ->array_size > 1) |
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411 | return NULL; |
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412 | |||
413 | mt = CALLOC_STRUCT(nv50_miptree); |
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414 | if (!mt) |
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415 | return NULL; |
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416 | |||
417 | mt->base.bo = nouveau_screen_bo_from_handle(pscreen, whandle, &stride); |
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418 | if (mt->base.bo == NULL) { |
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419 | FREE(mt); |
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420 | return NULL; |
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421 | } |
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422 | mt->base.domain = NOUVEAU_BO_VRAM; |
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423 | mt->base.address = mt->base.bo->offset; |
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424 | |||
425 | mt->base.base = *templ; |
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426 | mt->base.vtbl = &nv50_miptree_vtbl; |
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427 | pipe_reference_init(&mt->base.base.reference, 1); |
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428 | mt->base.base.screen = pscreen; |
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429 | mt->level[0].pitch = stride; |
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430 | mt->level[0].offset = 0; |
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431 | mt->level[0].tile_mode = mt->base.bo->config.nv50.tile_mode; |
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432 | |||
433 | NOUVEAU_DRV_STAT(nouveau_screen(pscreen), tex_obj_current_count, 1); |
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434 | |||
435 | /* no need to adjust bo reference count */ |
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436 | return &mt->base.base; |
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437 | } |
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438 | |||
439 | |||
440 | /* Offset of zslice @z from start of level @l. */ |
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441 | INLINE unsigned |
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442 | nv50_mt_zslice_offset(const struct nv50_miptree *mt, unsigned l, unsigned z) |
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443 | { |
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444 | const struct pipe_resource *pt = &mt->base.base; |
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445 | |||
446 | unsigned tds = NV50_TILE_SHIFT_Z(mt->level[l].tile_mode); |
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447 | unsigned ths = NV50_TILE_SHIFT_Y(mt->level[l].tile_mode); |
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448 | |||
449 | unsigned nby = util_format_get_nblocksy(pt->format, |
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450 | u_minify(pt->height0, l)); |
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451 | |||
452 | /* to next 2D tile slice within a 3D tile */ |
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453 | unsigned stride_2d = NV50_TILE_SIZE_2D(mt->level[l].tile_mode); |
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454 | |||
455 | /* to slice in the next (in z direction) 3D tile */ |
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456 | unsigned stride_3d = (align(nby, (1 << ths)) * mt->level[l].pitch) << tds; |
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457 | |||
458 | return (z & ((1 << tds) - 1)) * stride_2d + (z >> tds) * stride_3d; |
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459 | } |
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460 | |||
461 | /* Surface functions. |
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462 | */ |
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463 | |||
464 | struct nv50_surface * |
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465 | nv50_surface_from_miptree(struct nv50_miptree *mt, |
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466 | const struct pipe_surface *templ) |
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467 | { |
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468 | struct pipe_surface *ps; |
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469 | struct nv50_surface *ns = CALLOC_STRUCT(nv50_surface); |
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470 | if (!ns) |
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471 | return NULL; |
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472 | ps = &ns->base; |
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473 | |||
474 | pipe_reference_init(&ps->reference, 1); |
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475 | pipe_resource_reference(&ps->texture, &mt->base.base); |
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476 | |||
477 | ps->format = templ->format; |
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478 | ps->writable = templ->writable; |
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479 | ps->u.tex.level = templ->u.tex.level; |
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480 | ps->u.tex.first_layer = templ->u.tex.first_layer; |
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481 | ps->u.tex.last_layer = templ->u.tex.last_layer; |
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482 | |||
483 | ns->width = u_minify(mt->base.base.width0, ps->u.tex.level); |
||
484 | ns->height = u_minify(mt->base.base.height0, ps->u.tex.level); |
||
485 | ns->depth = ps->u.tex.last_layer - ps->u.tex.first_layer + 1; |
||
486 | ns->offset = mt->level[templ->u.tex.level].offset; |
||
487 | |||
488 | /* comment says there are going to be removed, but they're used by the st */ |
||
489 | ps->width = ns->width; |
||
490 | ps->height = ns->height; |
||
491 | |||
492 | ns->width <<= mt->ms_x; |
||
493 | ns->height <<= mt->ms_y; |
||
494 | |||
495 | return ns; |
||
496 | } |
||
497 | |||
498 | struct pipe_surface * |
||
499 | nv50_miptree_surface_new(struct pipe_context *pipe, |
||
500 | struct pipe_resource *pt, |
||
501 | const struct pipe_surface *templ) |
||
502 | { |
||
503 | struct nv50_miptree *mt = nv50_miptree(pt); |
||
504 | struct nv50_surface *ns = nv50_surface_from_miptree(mt, templ); |
||
505 | if (!ns) |
||
506 | return NULL; |
||
507 | ns->base.context = pipe; |
||
508 | |||
509 | if (ns->base.u.tex.first_layer) { |
||
510 | const unsigned l = ns->base.u.tex.level; |
||
511 | const unsigned z = ns->base.u.tex.first_layer; |
||
512 | |||
513 | if (mt->layout_3d) { |
||
514 | ns->offset += nv50_mt_zslice_offset(mt, l, z); |
||
515 | |||
516 | /* TODO: switch to depth 1 tiles; but actually this shouldn't happen */ |
||
517 | if (ns->depth > 1 && |
||
518 | (z & (NV50_TILE_SIZE_Z(mt->level[l].tile_mode) - 1))) |
||
519 | NOUVEAU_ERR("Creating unsupported 3D surface !\n"); |
||
520 | } else { |
||
521 | ns->offset += mt->layer_stride * z; |
||
522 | } |
||
523 | } |
||
524 | |||
525 | return &ns->base; |
||
526 | }=><=>=><=>><>><>><>=>><>><>>> |