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