src/gallium/drivers/nv50/nv50_tex.c

   1 /*
   2  * Copyright 2008 Ben Skeggs
   3  *
   4  * Permission is hereby granted, free of charge, to any person obtaining a
   5  * copy of this software and associated documentation files (the "Software"),
   6  * to deal in the Software without restriction, including without limitation
   7  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
   8  * and/or sell copies of the Software, and to permit persons to whom the
   9  * Software is furnished to do so, subject to the following conditions:
  10  *
  11  * The above copyright notice and this permission notice shall be included in
  12  * all copies or substantial portions of the Software.
  13  *
  14  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  15  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  16  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
  17  * THE AUTHORS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
  18  * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF
  19  * OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
  20  * SOFTWARE.
  21  */
  22
  23 #include "nv50_context.h"
  24 #include "nv50_texture.h"
  25
  26 #include "nouveau/nouveau_stateobj.h"
  27
  28 static int
  29 nv50_tex_construct(struct nv50_context *nv50, struct nouveau_stateobj *so,
  30                    struct nv50_miptree *mt, int unit)
  31 {
  32         switch (mt->base.base.format) {
  33         case PIPE_FORMAT_A8R8G8B8_UNORM:
  34                 so_data(so, NV50TIC_0_0_MAPA_C3 | NV50TIC_0_0_TYPEA_UNORM |
  35                             NV50TIC_0_0_MAPR_C2 | NV50TIC_0_0_TYPER_UNORM |
  36                             NV50TIC_0_0_MAPG_C1 | NV50TIC_0_0_TYPEG_UNORM |
  37                             NV50TIC_0_0_MAPB_C0 | NV50TIC_0_0_TYPEB_UNORM |
  38                             NV50TIC_0_0_FMT_8_8_8_8);
  39                 break;
  40         case PIPE_FORMAT_A1R5G5B5_UNORM:
  41                 so_data(so, NV50TIC_0_0_MAPA_C3 | NV50TIC_0_0_TYPEA_UNORM |
  42                             NV50TIC_0_0_MAPR_C2 | NV50TIC_0_0_TYPER_UNORM |
  43                             NV50TIC_0_0_MAPG_C1 | NV50TIC_0_0_TYPEG_UNORM |
  44                             NV50TIC_0_0_MAPB_C0 | NV50TIC_0_0_TYPEB_UNORM |
  45                             NV50TIC_0_0_FMT_1_5_5_5);
  46                 break;
  47         case PIPE_FORMAT_A4R4G4B4_UNORM:
  48                 so_data(so, NV50TIC_0_0_MAPA_C3 | NV50TIC_0_0_TYPEA_UNORM |
  49                             NV50TIC_0_0_MAPR_C2 | NV50TIC_0_0_TYPER_UNORM |
  50                             NV50TIC_0_0_MAPG_C1 | NV50TIC_0_0_TYPEG_UNORM |
  51                             NV50TIC_0_0_MAPB_C0 | NV50TIC_0_0_TYPEB_UNORM |
  52                             NV50TIC_0_0_FMT_4_4_4_4);
  53                 break;
  54         case PIPE_FORMAT_R5G6B5_UNORM:
  55                 so_data(so, NV50TIC_0_0_MAPA_ONE | NV50TIC_0_0_TYPEA_UNORM |
  56                             NV50TIC_0_0_MAPR_C2 | NV50TIC_0_0_TYPER_UNORM |
  57                             NV50TIC_0_0_MAPG_C1 | NV50TIC_0_0_TYPEG_UNORM |
  58                             NV50TIC_0_0_MAPB_C0 | NV50TIC_0_0_TYPEB_UNORM |
  59                             NV50TIC_0_0_FMT_5_6_5);
  60                 break;
  61         case PIPE_FORMAT_L8_UNORM:
  62                 so_data(so, NV50TIC_0_0_MAPA_ONE | NV50TIC_0_0_TYPEA_UNORM |
  63                             NV50TIC_0_0_MAPR_C0 | NV50TIC_0_0_TYPER_UNORM |
  64                             NV50TIC_0_0_MAPG_C0 | NV50TIC_0_0_TYPEG_UNORM |
  65                             NV50TIC_0_0_MAPB_C0 | NV50TIC_0_0_TYPEB_UNORM |
  66                             NV50TIC_0_0_FMT_8);
  67                 break;
  68         case PIPE_FORMAT_A8_UNORM:
  69                 so_data(so, NV50TIC_0_0_MAPA_C0 | NV50TIC_0_0_TYPEA_UNORM |
  70                             NV50TIC_0_0_MAPR_ZERO | NV50TIC_0_0_TYPER_UNORM |
  71                             NV50TIC_0_0_MAPG_ZERO | NV50TIC_0_0_TYPEG_UNORM |
  72                             NV50TIC_0_0_MAPB_ZERO | NV50TIC_0_0_TYPEB_UNORM |
  73                             NV50TIC_0_0_FMT_8);
  74                 break;
  75         case PIPE_FORMAT_I8_UNORM:
  76                 so_data(so, NV50TIC_0_0_MAPA_C0 | NV50TIC_0_0_TYPEA_UNORM |
  77                             NV50TIC_0_0_MAPR_C0 | NV50TIC_0_0_TYPER_UNORM |
  78                             NV50TIC_0_0_MAPG_C0 | NV50TIC_0_0_TYPEG_UNORM |
  79                             NV50TIC_0_0_MAPB_C0 | NV50TIC_0_0_TYPEB_UNORM |
  80                             NV50TIC_0_0_FMT_8);
  81                 break;
  82         case PIPE_FORMAT_A8L8_UNORM:
  83                 so_data(so, NV50TIC_0_0_MAPA_C1 | NV50TIC_0_0_TYPEA_UNORM |
  84                             NV50TIC_0_0_MAPR_C0 | NV50TIC_0_0_TYPER_UNORM |
  85                             NV50TIC_0_0_MAPG_C0 | NV50TIC_0_0_TYPEG_UNORM |
  86                             NV50TIC_0_0_MAPB_C0 | NV50TIC_0_0_TYPEB_UNORM |
  87                             NV50TIC_0_0_FMT_8_8);
  88                 break;
  89         case PIPE_FORMAT_DXT1_RGB:
  90                 so_data(so, NV50TIC_0_0_MAPA_ONE | NV50TIC_0_0_TYPEA_UNORM |
  91                             NV50TIC_0_0_MAPR_C0 | NV50TIC_0_0_TYPER_UNORM |
  92                             NV50TIC_0_0_MAPG_C1 | NV50TIC_0_0_TYPEG_UNORM |
  93                             NV50TIC_0_0_MAPB_C2 | NV50TIC_0_0_TYPEB_UNORM |
  94                             NV50TIC_0_0_FMT_DXT1);
  95                 break;
  96         case PIPE_FORMAT_DXT1_RGBA:
  97                 so_data(so, NV50TIC_0_0_MAPA_C3 | NV50TIC_0_0_TYPEA_UNORM |
  98                             NV50TIC_0_0_MAPR_C0 | NV50TIC_0_0_TYPER_UNORM |
  99                             NV50TIC_0_0_MAPG_C1 | NV50TIC_0_0_TYPEG_UNORM |
 100                             NV50TIC_0_0_MAPB_C2 | NV50TIC_0_0_TYPEB_UNORM |
 101                             NV50TIC_0_0_FMT_DXT1);
 102                 break;
 103         case PIPE_FORMAT_DXT3_RGBA:
 104                 so_data(so, NV50TIC_0_0_MAPA_C3 | NV50TIC_0_0_TYPEA_UNORM |
 105                             NV50TIC_0_0_MAPR_C0 | NV50TIC_0_0_TYPER_UNORM |
 106                             NV50TIC_0_0_MAPG_C1 | NV50TIC_0_0_TYPEG_UNORM |
 107                             NV50TIC_0_0_MAPB_C2 | NV50TIC_0_0_TYPEB_UNORM |
 108                             NV50TIC_0_0_FMT_DXT3);
 109                 break;
 110         case PIPE_FORMAT_DXT5_RGBA:
 111                 so_data(so, NV50TIC_0_0_MAPA_C3 | NV50TIC_0_0_TYPEA_UNORM |
 112                             NV50TIC_0_0_MAPR_C0 | NV50TIC_0_0_TYPER_UNORM |
 113                             NV50TIC_0_0_MAPG_C1 | NV50TIC_0_0_TYPEG_UNORM |
 114                             NV50TIC_0_0_MAPB_C2 | NV50TIC_0_0_TYPEB_UNORM |
 115                             NV50TIC_0_0_FMT_DXT5);
 116                 break;
 117         default:
 118                 return 1;
 119         }
 120
 121         so_reloc(so, mt->base.bo, 0, NOUVEAU_BO_VRAM | NOUVEAU_BO_LOW |
 122                      NOUVEAU_BO_RD, 0, 0);
 123         if (nv50->sampler[unit]->normalized)
 124                 so_data (so, 0xd0005000 | mt->base.bo->tile_mode << 22);
 125         else
 126                 so_data (so, 0x5001d000 | mt->base.bo->tile_mode << 22);
 127         so_data (so, 0x00300000);
 128         so_data (so, mt->base.base.width[0]);
 129         so_data (so, (mt->base.base.last_level << 28) |
 130                      (mt->base.base.depth[0] << 16) | mt->base.base.height[0]);
 131         so_data (so, 0x03000000);
 132         so_data (so, mt->base.base.last_level << 4);
 133
 134         return 0;
 135 }
 136
 137 void
 138 nv50_tex_validate(struct nv50_context *nv50)
 139 {
 140         struct nouveau_grobj *tesla = nv50->screen->tesla;
 141         struct nouveau_stateobj *so;
 142         int unit, push;
 143
 144         push  = nv50->miptree_nr * 9 + 2;
 145         push += MAX2(nv50->miptree_nr, nv50->state.miptree_nr) * 2;
 146
 147         so = so_new(push, nv50->miptree_nr * 2);
 148         so_method(so, tesla, NV50TCL_CB_ADDR, 1);
 149         so_data  (so, NV50_CB_TIC);
 150         for (unit = 0; unit < nv50->miptree_nr; unit++) {
 151                 struct nv50_miptree *mt = nv50->miptree[unit];
 152
 153                 so_method(so, tesla, NV50TCL_CB_DATA(0) | 0x40000000, 8);
 154                 if (nv50_tex_construct(nv50, so, mt, unit)) {
 155                         NOUVEAU_ERR("failed tex validate\n");
 156                         so_ref(NULL, &so);
 157                         return;
 158                 }
 159
 160                 so_method(so, tesla, NV50TCL_SET_SAMPLER_TEX, 1);
 161                 so_data  (so, (unit << NV50TCL_SET_SAMPLER_TEX_TIC_SHIFT) |
 162                         (unit << NV50TCL_SET_SAMPLER_TEX_SAMPLER_SHIFT) |
 163                         NV50TCL_SET_SAMPLER_TEX_VALID);
 164         }
 165
 166         for (; unit < nv50->state.miptree_nr; unit++) {
 167                 so_method(so, tesla, NV50TCL_SET_SAMPLER_TEX, 1);
 168                 so_data  (so,
 169                         (unit << NV50TCL_SET_SAMPLER_TEX_SAMPLER_SHIFT) | 0);
 170         }
 171
 172         so_ref(so, &nv50->state.tic_upload);
 173         so_ref(NULL, &so);
 174         nv50->state.miptree_nr = nv50->miptree_nr;
 175 }
 176