src/gallium/drivers/nv50/nv50_state_validate.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 "nouveau/nouveau_stateobj.h"
  25
  26 static void
  27 nv50_state_validate_fb(struct nv50_context *nv50)
  28 {
  29         struct nouveau_grobj *tesla = nv50->screen->tesla;
  30         struct nouveau_stateobj *so = so_new(128, 18);
  31         struct pipe_framebuffer_state *fb = &nv50->framebuffer;
  32         unsigned i, w, h, gw = 0;
  33
  34         for (i = 0; i < fb->nr_cbufs; i++) {
  35                 struct pipe_texture *pt = fb->cbufs[i]->texture;
  36                 struct nouveau_bo *bo = nv50_miptree(pt)->base.bo;
  37
  38                 if (!gw) {
  39                         w = fb->cbufs[i]->width;
  40                         h = fb->cbufs[i]->height;
  41                         gw = 1;
  42                 } else {
  43                         assert(w == fb->cbufs[i]->width);
  44                         assert(h == fb->cbufs[i]->height);
  45                 }
  46
  47                 so_method(so, tesla, NV50TCL_RT_HORIZ(i), 2);
  48                 so_data  (so, fb->cbufs[i]->width);
  49                 so_data  (so, fb->cbufs[i]->height);
  50
  51                 so_method(so, tesla, NV50TCL_RT_ADDRESS_HIGH(i), 5);
  52                 so_reloc (so, bo, fb->cbufs[i]->offset, NOUVEAU_BO_VRAM |
  53                               NOUVEAU_BO_HIGH | NOUVEAU_BO_RDWR, 0, 0);
  54                 so_reloc (so, bo, fb->cbufs[i]->offset, NOUVEAU_BO_VRAM |
  55                               NOUVEAU_BO_LOW | NOUVEAU_BO_RDWR, 0, 0);
  56                 switch (fb->cbufs[i]->format) {
  57                 case PIPE_FORMAT_A8R8G8B8_UNORM:
  58                         so_data(so, NV50TCL_RT_FORMAT_A8R8G8B8_UNORM);
  59                         break;
  60                 case PIPE_FORMAT_R5G6B5_UNORM:
  61                         so_data(so, NV50TCL_RT_FORMAT_R5G6B5_UNORM);
  62                         break;
  63                 default:
  64                         NOUVEAU_ERR("AIIII unknown format %s\n",
  65                                     pf_name(fb->cbufs[i]->format));
  66                         so_data(so, NV50TCL_RT_FORMAT_X8R8G8B8_UNORM);
  67                         break;
  68                 }
  69                 so_data(so, nv50_miptree(pt)->
  70                                 level[fb->cbufs[i]->level].tile_mode << 4);
  71                 so_data(so, 0x00000000);
  72
  73                 so_method(so, tesla, 0x1224, 1);
  74                 so_data  (so, 1);
  75         }
  76
  77         if (fb->zsbuf) {
  78                 struct pipe_texture *pt = fb->zsbuf->texture;
  79                 struct nouveau_bo *bo = nv50_miptree(pt)->base.bo;
  80
  81                 if (!gw) {
  82                         w = fb->zsbuf->width;
  83                         h = fb->zsbuf->height;
  84                         gw = 1;
  85                 } else {
  86                         assert(w == fb->zsbuf->width);
  87                         assert(h == fb->zsbuf->height);
  88                 }
  89
  90                 so_method(so, tesla, NV50TCL_ZETA_ADDRESS_HIGH, 5);
  91                 so_reloc (so, bo, fb->zsbuf->offset, NOUVEAU_BO_VRAM |
  92                               NOUVEAU_BO_HIGH | NOUVEAU_BO_RDWR, 0, 0);
  93                 so_reloc (so, bo, fb->zsbuf->offset, NOUVEAU_BO_VRAM |
  94                               NOUVEAU_BO_LOW | NOUVEAU_BO_RDWR, 0, 0);
  95                 switch (fb->zsbuf->format) {
  96                 case PIPE_FORMAT_Z32_FLOAT:
  97                         so_data(so, NV50TCL_ZETA_FORMAT_Z32_FLOAT);
  98                         break;
  99                 case PIPE_FORMAT_Z24S8_UNORM:
 100                         so_data(so, NV50TCL_ZETA_FORMAT_Z24S8_UNORM);
 101                         break;
 102                 case PIPE_FORMAT_X8Z24_UNORM:
 103                         so_data(so, NV50TCL_ZETA_FORMAT_X8Z24_UNORM);
 104                         break;
 105                 case PIPE_FORMAT_S8Z24_UNORM:
 106                         so_data(so, NV50TCL_ZETA_FORMAT_S8Z24_UNORM);
 107                         break;
 108                 default:
 109                         NOUVEAU_ERR("AIIII unknown format %s\n",
 110                                     pf_name(fb->zsbuf->format));
 111                         so_data(so, NV50TCL_ZETA_FORMAT_S8Z24_UNORM);
 112                         break;
 113                 }
 114                 so_data(so, nv50_miptree(pt)->
 115                                 level[fb->zsbuf->level].tile_mode << 4);
 116                 so_data(so, 0x00000000);
 117
 118                 so_method(so, tesla, 0x1538, 1);
 119                 so_data  (so, 1);
 120                 so_method(so, tesla, NV50TCL_ZETA_HORIZ, 3);
 121                 so_data  (so, fb->zsbuf->width);
 122                 so_data  (so, fb->zsbuf->height);
 123                 so_data  (so, 0x00010001);
 124         }
 125
 126         so_method(so, tesla, NV50TCL_VIEWPORT_HORIZ, 2);
 127         so_data  (so, w << 16);
 128         so_data  (so, h << 16);
 129         /* set window lower left corner */
 130         so_method(so, tesla, NV50TCL_WINDOW_LEFT, 2);
 131         so_data  (so, 0);
 132         so_data  (so, 0);
 133         /* set screen scissor rectangle */
 134         so_method(so, tesla, NV50TCL_SCREEN_SCISSOR_HORIZ, 2);
 135         so_data  (so, w << 16);
 136         so_data  (so, h << 16);
 137
 138         /* we set scissors to framebuffer size when they're 'turned off' */
 139         nv50->dirty |= NV50_NEW_SCISSOR;
 140         so_ref(NULL, &nv50->state.scissor);
 141
 142         so_ref(so, &nv50->state.fb);
 143         so_ref(NULL, &so);
 144 }
 145
 146 static void
 147 nv50_state_emit(struct nv50_context *nv50)
 148 {
 149         struct nv50_screen *screen = nv50->screen;
 150         struct nouveau_channel *chan = screen->base.channel;
 151
 152         if (nv50->pctx_id != screen->cur_pctx) {
 153                 if (nv50->state.fb)
 154                         nv50->state.dirty |= NV50_NEW_FRAMEBUFFER;
 155                 if (nv50->state.blend)
 156                         nv50->state.dirty |= NV50_NEW_BLEND;
 157                 if (nv50->state.zsa)
 158                         nv50->state.dirty |= NV50_NEW_ZSA;
 159                 if (nv50->state.vertprog)
 160                         nv50->state.dirty |= NV50_NEW_VERTPROG;
 161                 if (nv50->state.fragprog)
 162                         nv50->state.dirty |= NV50_NEW_FRAGPROG;
 163                 if (nv50->state.rast)
 164                         nv50->state.dirty |= NV50_NEW_RASTERIZER;
 165                 if (nv50->state.blend_colour)
 166                         nv50->state.dirty |= NV50_NEW_BLEND_COLOUR;
 167                 if (nv50->state.stipple)
 168                         nv50->state.dirty |= NV50_NEW_STIPPLE;
 169                 if (nv50->state.scissor)
 170                         nv50->state.dirty |= NV50_NEW_SCISSOR;
 171                 if (nv50->state.viewport)
 172                         nv50->state.dirty |= NV50_NEW_VIEWPORT;
 173                 if (nv50->state.tsc_upload)
 174                         nv50->state.dirty |= NV50_NEW_SAMPLER;
 175                 if (nv50->state.tic_upload)
 176                         nv50->state.dirty |= NV50_NEW_TEXTURE;
 177                 if (nv50->state.vtxfmt && nv50->state.vtxbuf)
 178                         nv50->state.dirty |= NV50_NEW_ARRAYS;
 179                 screen->cur_pctx = nv50->pctx_id;
 180         }
 181
 182         if (nv50->state.dirty & NV50_NEW_FRAMEBUFFER)
 183                 so_emit(chan, nv50->state.fb);
 184         if (nv50->state.dirty & NV50_NEW_BLEND)
 185                 so_emit(chan, nv50->state.blend);
 186         if (nv50->state.dirty & NV50_NEW_ZSA)
 187                 so_emit(chan, nv50->state.zsa);
 188         if (nv50->state.dirty & NV50_NEW_VERTPROG)
 189                 so_emit(chan, nv50->state.vertprog);
 190         if (nv50->state.dirty & NV50_NEW_FRAGPROG)
 191                 so_emit(chan, nv50->state.fragprog);
 192         if (nv50->state.dirty & (NV50_NEW_FRAGPROG | NV50_NEW_VERTPROG))
 193                 so_emit(chan, nv50->state.programs);
 194         if (nv50->state.dirty & NV50_NEW_RASTERIZER)
 195                 so_emit(chan, nv50->state.rast);
 196         if (nv50->state.dirty & NV50_NEW_BLEND_COLOUR)
 197                 so_emit(chan, nv50->state.blend_colour);
 198         if (nv50->state.dirty & NV50_NEW_STIPPLE)
 199                 so_emit(chan, nv50->state.stipple);
 200         if (nv50->state.dirty & NV50_NEW_SCISSOR)
 201                 so_emit(chan, nv50->state.scissor);
 202         if (nv50->state.dirty & NV50_NEW_VIEWPORT)
 203                 so_emit(chan, nv50->state.viewport);
 204         if (nv50->state.dirty & NV50_NEW_SAMPLER)
 205                 so_emit(chan, nv50->state.tsc_upload);
 206         if (nv50->state.dirty & NV50_NEW_TEXTURE)
 207                 so_emit(chan, nv50->state.tic_upload);
 208         if (nv50->state.dirty & NV50_NEW_ARRAYS) {
 209                 so_emit(chan, nv50->state.vtxfmt);
 210                 so_emit(chan, nv50->state.vtxbuf);
 211                 if (nv50->state.vtxattr)
 212                         so_emit(chan, nv50->state.vtxattr);
 213         }
 214         nv50->state.dirty = 0;
 215 }
 216
 217 void
 218 nv50_state_flush_notify(struct nouveau_channel *chan)
 219 {
 220         struct nv50_context *nv50 = chan->user_private;
 221
 222         so_emit_reloc_markers(chan, nv50->state.fb);
 223         so_emit_reloc_markers(chan, nv50->state.vertprog);
 224         so_emit_reloc_markers(chan, nv50->state.fragprog);
 225         so_emit_reloc_markers(chan, nv50->state.vtxbuf);
 226         so_emit_reloc_markers(chan, nv50->screen->static_init);
 227 }
 228
 229 boolean
 230 nv50_state_validate(struct nv50_context *nv50)
 231 {
 232         struct nouveau_grobj *tesla = nv50->screen->tesla;
 233         struct nouveau_stateobj *so;
 234         unsigned i;
 235
 236         if (nv50->dirty & NV50_NEW_FRAMEBUFFER)
 237                 nv50_state_validate_fb(nv50);
 238
 239         if (nv50->dirty & NV50_NEW_BLEND)
 240                 so_ref(nv50->blend->so, &nv50->state.blend);
 241
 242         if (nv50->dirty & NV50_NEW_ZSA)
 243                 so_ref(nv50->zsa->so, &nv50->state.zsa);
 244
 245         if (nv50->dirty & (NV50_NEW_VERTPROG | NV50_NEW_VERTPROG_CB))
 246                 nv50_vertprog_validate(nv50);
 247
 248         if (nv50->dirty & (NV50_NEW_FRAGPROG | NV50_NEW_FRAGPROG_CB))
 249                 nv50_fragprog_validate(nv50);
 250
 251         if (nv50->dirty & (NV50_NEW_FRAGPROG | NV50_NEW_VERTPROG))
 252                 nv50_linkage_validate(nv50);
 253
 254         if (nv50->dirty & NV50_NEW_RASTERIZER)
 255                 so_ref(nv50->rasterizer->so, &nv50->state.rast);
 256
 257         if (nv50->dirty & NV50_NEW_BLEND_COLOUR) {
 258                 so = so_new(5, 0);
 259                 so_method(so, tesla, NV50TCL_BLEND_COLOR(0), 4);
 260                 so_data  (so, fui(nv50->blend_colour.color[0]));
 261                 so_data  (so, fui(nv50->blend_colour.color[1]));
 262                 so_data  (so, fui(nv50->blend_colour.color[2]));
 263                 so_data  (so, fui(nv50->blend_colour.color[3]));
 264                 so_ref(so, &nv50->state.blend_colour);
 265                 so_ref(NULL, &so);
 266         }
 267
 268         if (nv50->dirty & NV50_NEW_STIPPLE) {
 269                 so = so_new(33, 0);
 270                 so_method(so, tesla, NV50TCL_POLYGON_STIPPLE_PATTERN(0), 32);
 271                 for (i = 0; i < 32; i++)
 272                         so_data(so, nv50->stipple.stipple[i]);
 273                 so_ref(so, &nv50->state.stipple);
 274                 so_ref(NULL, &so);
 275         }
 276
 277         if (nv50->dirty & (NV50_NEW_SCISSOR | NV50_NEW_RASTERIZER)) {
 278                 struct pipe_rasterizer_state *rast = &nv50->rasterizer->pipe;
 279                 struct pipe_scissor_state *s = &nv50->scissor;
 280
 281                 if (nv50->state.scissor &&
 282                     (rast->scissor == 0 && nv50->state.scissor_enabled == 0))
 283                         goto scissor_uptodate;
 284                 nv50->state.scissor_enabled = rast->scissor;
 285
 286                 so = so_new(3, 0);
 287                 so_method(so, tesla, NV50TCL_SCISSOR_HORIZ, 2);
 288                 if (nv50->state.scissor_enabled) {
 289                         so_data(so, (s->maxx << 16) | s->minx);
 290                         so_data(so, (s->maxy << 16) | s->miny);
 291                 } else {
 292                         so_data(so, (nv50->framebuffer.width << 16));
 293                         so_data(so, (nv50->framebuffer.height << 16));
 294                 }
 295                 so_ref(so, &nv50->state.scissor);
 296                 so_ref(NULL, &so);
 297                 nv50->state.dirty |= NV50_NEW_SCISSOR;
 298         }
 299 scissor_uptodate:
 300
 301         if (nv50->dirty & (NV50_NEW_VIEWPORT | NV50_NEW_RASTERIZER)) {
 302                 unsigned bypass;
 303
 304                 if (!nv50->rasterizer->pipe.bypass_vs_clip_and_viewport)
 305                         bypass = 0;
 306                 else
 307                         bypass = 1;
 308
 309                 if (nv50->state.viewport &&
 310                     (bypass || !(nv50->dirty & NV50_NEW_VIEWPORT)) &&
 311                     nv50->state.viewport_bypass == bypass)
 312                         goto viewport_uptodate;
 313                 nv50->state.viewport_bypass = bypass;
 314
 315                 so = so_new(12, 0);
 316                 if (!bypass) {
 317                         so_method(so, tesla, NV50TCL_VIEWPORT_TRANSLATE(0), 3);
 318                         so_data  (so, fui(nv50->viewport.translate[0]));
 319                         so_data  (so, fui(nv50->viewport.translate[1]));
 320                         so_data  (so, fui(nv50->viewport.translate[2]));
 321                         so_method(so, tesla, NV50TCL_VIEWPORT_SCALE(0), 3);
 322                         so_data  (so, fui(nv50->viewport.scale[0]));
 323                         so_data  (so, fui(nv50->viewport.scale[1]));
 324                         so_data  (so, fui(nv50->viewport.scale[2]));
 325
 326                         so_method(so, tesla, NV50TCL_VIEWPORT_TRANSFORM_EN, 1);
 327                         so_data  (so, 1);
 328                         /* no idea what 0f90 does */
 329                         so_method(so, tesla, 0x0f90, 1);
 330                         so_data  (so, 0);
 331                 } else {
 332                         so_method(so, tesla, NV50TCL_VIEWPORT_TRANSFORM_EN, 1);
 333                         so_data  (so, 0);
 334                         so_method(so, tesla, 0x0f90, 1);
 335                         so_data  (so, 1);
 336                 }
 337
 338                 so_ref(so, &nv50->state.viewport);
 339                 so_ref(NULL, &so);
 340                 nv50->state.dirty |= NV50_NEW_VIEWPORT;
 341         }
 342 viewport_uptodate:
 343
 344         if (nv50->dirty & NV50_NEW_SAMPLER) {
 345                 int i;
 346
 347                 so = so_new(nv50->sampler_nr * 8 + 3, 0);
 348                 so_method(so, tesla, NV50TCL_CB_ADDR, 1);
 349                 so_data  (so, NV50_CB_TSC);
 350                 so_method(so, tesla, NV50TCL_CB_DATA(0) | 0x40000000,
 351                         nv50->sampler_nr * 8);
 352                 for (i = 0; i < nv50->sampler_nr; i++)
 353                         so_datap (so, nv50->sampler[i]->tsc, 8);
 354                 so_ref(so, &nv50->state.tsc_upload);
 355                 so_ref(NULL, &so);
 356         }
 357
 358         if (nv50->dirty & (NV50_NEW_TEXTURE | NV50_NEW_SAMPLER))
 359                 nv50_tex_validate(nv50);
 360
 361         if (nv50->dirty & NV50_NEW_ARRAYS)
 362                 nv50_vbo_validate(nv50);
 363
 364         nv50->state.dirty |= nv50->dirty;
 365         nv50->dirty = 0;
 366         nv50_state_emit(nv50);
 367
 368         return TRUE;
 369 }
 370