src/gallium/drivers/nv50/nv50_state.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 "pipe/p_state.h"
  24 #include "pipe/p_defines.h"
  25 #include "util/u_inlines.h"
  26
  27 #include "tgsi/tgsi_parse.h"
  28
  29 #include "nv50_context.h"
  30 #include "nv50_texture.h"
  31
  32 #include "nouveau/nouveau_stateobj.h"
  33
  34 static INLINE uint32_t
  35 nv50_colormask(unsigned mask)
  36 {
  37         uint32_t cmask = 0;
  38
  39         if (mask & PIPE_MASK_R)
  40                 cmask |= 0x0001;
  41         if (mask & PIPE_MASK_G)
  42                 cmask |= 0x0010;
  43         if (mask & PIPE_MASK_B)
  44                 cmask |= 0x0100;
  45         if (mask & PIPE_MASK_A)
  46                 cmask |= 0x1000;
  47
  48         return cmask;
  49 }
  50
  51 static void *
  52 nv50_blend_state_create(struct pipe_context *pipe,
  53                         const struct pipe_blend_state *cso)
  54 {
  55         struct nouveau_stateobj *so = so_new(5, 24, 0);
  56         struct nouveau_grobj *tesla = nv50_context(pipe)->screen->tesla;
  57         struct nv50_blend_stateobj *bso = CALLOC_STRUCT(nv50_blend_stateobj);
  58         unsigned i, blend_enabled = 0;
  59
  60         /*XXX ignored:
  61          *      - dither
  62          */
  63
  64         so_method(so, tesla, NV50TCL_BLEND_ENABLE(0), 8);
  65         if (cso->independent_blend_enable) {
  66                 for (i = 0; i < 8; ++i) {
  67                         so_data(so, cso->rt[i].blend_enable);
  68                         if (cso->rt[i].blend_enable)
  69                                 blend_enabled = 1;
  70                 }
  71         } else
  72         if (cso->rt[0].blend_enable) {
  73                 blend_enabled = 1;
  74                 for (i = 0; i < 8; i++)
  75                         so_data(so, 1);
  76         } else {
  77                 for (i = 0; i < 8; i++)
  78                         so_data(so, 0);
  79         }
  80         if (blend_enabled) {
  81                 so_method(so, tesla, NV50TCL_BLEND_EQUATION_RGB, 5);
  82                 so_data  (so, nvgl_blend_eqn(cso->rt[0].rgb_func));
  83                 so_data  (so, 0x4000 | nvgl_blend_func(cso->rt[0].rgb_src_factor));
  84                 so_data  (so, 0x4000 | nvgl_blend_func(cso->rt[0].rgb_dst_factor));
  85                 so_data  (so, nvgl_blend_eqn(cso->rt[0].alpha_func));
  86                 so_data  (so, 0x4000 | nvgl_blend_func(cso->rt[0].alpha_src_factor));
  87                 so_method(so, tesla, NV50TCL_BLEND_FUNC_DST_ALPHA, 1);
  88                 so_data  (so, 0x4000 | nvgl_blend_func(cso->rt[0].alpha_dst_factor));
  89         }
  90
  91         if (cso->logicop_enable == 0 ) {
  92                 so_method(so, tesla, NV50TCL_LOGIC_OP_ENABLE, 1);
  93                 so_data  (so, 0);
  94         } else {
  95                 so_method(so, tesla, NV50TCL_LOGIC_OP_ENABLE, 2);
  96                 so_data  (so, 1);
  97                 so_data  (so, nvgl_logicop_func(cso->logicop_func));
  98         }
  99
 100         so_method(so, tesla, NV50TCL_COLOR_MASK(0), 8);
 101         if (cso->independent_blend_enable)
 102                 for (i = 0; i < 8; ++i)
 103                         so_data(so, nv50_colormask(cso->rt[i].colormask));
 104         else {
 105                 uint32_t cmask = nv50_colormask(cso->rt[0].colormask);
 106                 for (i = 0; i < 8; i++)
 107                         so_data(so, cmask);
 108         }
 109
 110         bso->pipe = *cso;
 111         so_ref(so, &bso->so);
 112         so_ref(NULL, &so);
 113         return (void *)bso;
 114 }
 115
 116 static void
 117 nv50_blend_state_bind(struct pipe_context *pipe, void *hwcso)
 118 {
 119         struct nv50_context *nv50 = nv50_context(pipe);
 120
 121         nv50->blend = hwcso;
 122         nv50->dirty |= NV50_NEW_BLEND;
 123 }
 124
 125 static void
 126 nv50_blend_state_delete(struct pipe_context *pipe, void *hwcso)
 127 {
 128         struct nv50_blend_stateobj *bso = hwcso;
 129
 130         so_ref(NULL, &bso->so);
 131         FREE(bso);
 132 }
 133
 134 static INLINE unsigned
 135 wrap_mode(unsigned wrap)
 136 {
 137         switch (wrap) {
 138         case PIPE_TEX_WRAP_REPEAT:
 139                 return NV50TSC_1_0_WRAPS_REPEAT;
 140         case PIPE_TEX_WRAP_MIRROR_REPEAT:
 141                 return NV50TSC_1_0_WRAPS_MIRROR_REPEAT;
 142         case PIPE_TEX_WRAP_CLAMP_TO_EDGE:
 143                 return NV50TSC_1_0_WRAPS_CLAMP_TO_EDGE;
 144         case PIPE_TEX_WRAP_CLAMP_TO_BORDER:
 145                 return NV50TSC_1_0_WRAPS_CLAMP_TO_BORDER;
 146         case PIPE_TEX_WRAP_CLAMP:
 147                 return NV50TSC_1_0_WRAPS_CLAMP;
 148         case PIPE_TEX_WRAP_MIRROR_CLAMP_TO_EDGE:
 149                 return NV50TSC_1_0_WRAPS_MIRROR_CLAMP_TO_EDGE;
 150         case PIPE_TEX_WRAP_MIRROR_CLAMP_TO_BORDER:
 151                 return NV50TSC_1_0_WRAPS_MIRROR_CLAMP_TO_BORDER;
 152         case PIPE_TEX_WRAP_MIRROR_CLAMP:
 153                 return NV50TSC_1_0_WRAPS_MIRROR_CLAMP;
 154         default:
 155                 NOUVEAU_ERR("unknown wrap mode: %d\n", wrap);
 156                 return NV50TSC_1_0_WRAPS_REPEAT;
 157         }
 158 }
 159 static void *
 160 nv50_sampler_state_create(struct pipe_context *pipe,
 161                           const struct pipe_sampler_state *cso)
 162 {
 163         struct nv50_sampler_stateobj *sso = CALLOC(1, sizeof(*sso));
 164         unsigned *tsc = sso->tsc;
 165         float limit;
 166
 167         tsc[0] = (0x00026000 |
 168                   (wrap_mode(cso->wrap_s) << 0) |
 169                   (wrap_mode(cso->wrap_t) << 3) |
 170                   (wrap_mode(cso->wrap_r) << 6));
 171
 172         switch (cso->mag_img_filter) {
 173         case PIPE_TEX_FILTER_LINEAR:
 174                 tsc[1] |= NV50TSC_1_1_MAGF_LINEAR;
 175                 break;
 176         case PIPE_TEX_FILTER_NEAREST:
 177         default:
 178                 tsc[1] |= NV50TSC_1_1_MAGF_NEAREST;
 179                 break;
 180         }
 181
 182         switch (cso->min_img_filter) {
 183         case PIPE_TEX_FILTER_LINEAR:
 184                 tsc[1] |= NV50TSC_1_1_MINF_LINEAR;
 185                 break;
 186         case PIPE_TEX_FILTER_NEAREST:
 187         default:
 188                 tsc[1] |= NV50TSC_1_1_MINF_NEAREST;
 189                 break;
 190         }
 191
 192         switch (cso->min_mip_filter) {
 193         case PIPE_TEX_MIPFILTER_LINEAR:
 194                 tsc[1] |= NV50TSC_1_1_MIPF_LINEAR;
 195                 break;
 196         case PIPE_TEX_MIPFILTER_NEAREST:
 197                 tsc[1] |= NV50TSC_1_1_MIPF_NEAREST;
 198                 break;
 199         case PIPE_TEX_MIPFILTER_NONE:
 200         default:
 201                 tsc[1] |= NV50TSC_1_1_MIPF_NONE;
 202                 break;
 203         }
 204
 205         if (cso->max_anisotropy >= 16)
 206                 tsc[0] |= (7 << 20);
 207         else
 208         if (cso->max_anisotropy >= 12)
 209                 tsc[0] |= (6 << 20);
 210         else {
 211                 tsc[0] |= (cso->max_anisotropy >> 1) << 20;
 212
 213                 if (cso->max_anisotropy >= 4)
 214                         tsc[1] |= NV50TSC_1_1_UNKN_ANISO_35;
 215                 else
 216                 if (cso->max_anisotropy >= 2)
 217                         tsc[1] |= NV50TSC_1_1_UNKN_ANISO_15;
 218         }
 219
 220         if (cso->compare_mode == PIPE_TEX_COMPARE_R_TO_TEXTURE) {
 221                 /* XXX: must be deactivated for non-shadow textures */
 222                 tsc[0] |= (1 << 9);
 223                 tsc[0] |= (nvgl_comparison_op(cso->compare_func) & 0x7) << 10;
 224         }
 225
 226         limit = CLAMP(cso->lod_bias, -16.0, 15.0);
 227         tsc[1] |= ((int)(limit * 256.0) & 0x1fff) << 12;
 228
 229         tsc[2] |= ((int)CLAMP(cso->max_lod, 0.0, 15.0) << 20) |
 230                   ((int)CLAMP(cso->min_lod, 0.0, 15.0) << 8);
 231
 232         tsc[4] = fui(cso->border_color[0]);
 233         tsc[5] = fui(cso->border_color[1]);
 234         tsc[6] = fui(cso->border_color[2]);
 235         tsc[7] = fui(cso->border_color[3]);
 236
 237         sso->normalized = cso->normalized_coords;
 238         return (void *)sso;
 239 }
 240
 241 static INLINE void
 242 nv50_sampler_state_bind(struct pipe_context *pipe, unsigned type,
 243                         unsigned nr, void **sampler)
 244 {
 245         struct nv50_context *nv50 = nv50_context(pipe);
 246
 247         memcpy(nv50->sampler[type], sampler, nr * sizeof(void *));
 248
 249         nv50->sampler_nr[type] = nr;
 250         nv50->dirty |= NV50_NEW_SAMPLER;
 251 }
 252
 253 static void
 254 nv50_vp_sampler_state_bind(struct pipe_context *pipe, unsigned nr, void **s)
 255 {
 256         nv50_sampler_state_bind(pipe, PIPE_SHADER_VERTEX, nr, s);
 257 }
 258
 259 static void
 260 nv50_fp_sampler_state_bind(struct pipe_context *pipe, unsigned nr, void **s)
 261 {
 262         nv50_sampler_state_bind(pipe, PIPE_SHADER_FRAGMENT, nr, s);
 263 }
 264
 265 static void
 266 nv50_sampler_state_delete(struct pipe_context *pipe, void *hwcso)
 267 {
 268         FREE(hwcso);
 269 }
 270
 271 static INLINE void
 272 nv50_set_sampler_texture(struct pipe_context *pipe, unsigned type,
 273                          unsigned nr, struct pipe_texture **pt)
 274 {
 275         struct nv50_context *nv50 = nv50_context(pipe);
 276         unsigned i;
 277
 278         for (i = 0; i < nr; i++)
 279                 pipe_texture_reference((void *)&nv50->miptree[type][i], pt[i]);
 280         for (i = nr; i < nv50->miptree_nr[type]; i++)
 281                 pipe_texture_reference((void *)&nv50->miptree[type][i], NULL);
 282
 283         nv50->miptree_nr[type] = nr;
 284         nv50->dirty |= NV50_NEW_TEXTURE;
 285 }
 286
 287 static void
 288 nv50_set_vp_sampler_textures(struct pipe_context *pipe,
 289                              unsigned nr, struct pipe_texture **pt)
 290 {
 291         nv50_set_sampler_texture(pipe, PIPE_SHADER_VERTEX, nr, pt);
 292 }
 293
 294 static void
 295 nv50_set_fp_sampler_textures(struct pipe_context *pipe,
 296                              unsigned nr, struct pipe_texture **pt)
 297 {
 298         nv50_set_sampler_texture(pipe, PIPE_SHADER_FRAGMENT, nr, pt);
 299 }
 300
 301 static void *
 302 nv50_rasterizer_state_create(struct pipe_context *pipe,
 303                              const struct pipe_rasterizer_state *cso)
 304 {
 305         struct nouveau_stateobj *so = so_new(16, 22, 0);
 306         struct nouveau_grobj *tesla = nv50_context(pipe)->screen->tesla;
 307         struct nv50_rasterizer_stateobj *rso =
 308                 CALLOC_STRUCT(nv50_rasterizer_stateobj);
 309
 310         /*XXX: ignored
 311          *      - light_twosize
 312          *      - point_smooth
 313          *      - multisample
 314          *      - point_sprite / sprite_coord_mode
 315          */
 316
 317         so_method(so, tesla, NV50TCL_SCISSOR_ENABLE(0), 1);
 318         so_data  (so, cso->scissor);
 319
 320         so_method(so, tesla, NV50TCL_SHADE_MODEL, 1);
 321         so_data  (so, cso->flatshade ? NV50TCL_SHADE_MODEL_FLAT :
 322                                        NV50TCL_SHADE_MODEL_SMOOTH);
 323         so_method(so, tesla, NV50TCL_PROVOKING_VERTEX_LAST, 1);
 324         so_data  (so, cso->flatshade_first ? 0 : 1);
 325
 326         so_method(so, tesla, NV50TCL_VERTEX_TWO_SIDE_ENABLE, 1);
 327         so_data  (so, cso->light_twoside);
 328
 329         so_method(so, tesla, NV50TCL_LINE_WIDTH, 1);
 330         so_data  (so, fui(cso->line_width));
 331         so_method(so, tesla, NV50TCL_LINE_SMOOTH_ENABLE, 1);
 332         so_data  (so, cso->line_smooth ? 1 : 0);
 333         if (cso->line_stipple_enable) {
 334                 so_method(so, tesla, NV50TCL_LINE_STIPPLE_ENABLE, 1);
 335                 so_data  (so, 1);
 336                 so_method(so, tesla, NV50TCL_LINE_STIPPLE_PATTERN, 1);
 337                 so_data  (so, (cso->line_stipple_pattern << 8) |
 338                                cso->line_stipple_factor);
 339         } else {
 340                 so_method(so, tesla, NV50TCL_LINE_STIPPLE_ENABLE, 1);
 341                 so_data  (so, 0);
 342         }
 343
 344         so_method(so, tesla, NV50TCL_POINT_SIZE, 1);
 345         so_data  (so, fui(cso->point_size));
 346
 347         so_method(so, tesla, NV50TCL_POINT_SPRITE_ENABLE, 1);
 348         so_data  (so, cso->point_quad_rasterization ? 1 : 0);
 349
 350         so_method(so, tesla, NV50TCL_POLYGON_MODE_FRONT, 3);
 351         if (cso->front_winding == PIPE_WINDING_CCW) {
 352                 so_data(so, nvgl_polygon_mode(cso->fill_ccw));
 353                 so_data(so, nvgl_polygon_mode(cso->fill_cw));
 354         } else {
 355                 so_data(so, nvgl_polygon_mode(cso->fill_cw));
 356                 so_data(so, nvgl_polygon_mode(cso->fill_ccw));
 357         }
 358         so_data(so, cso->poly_smooth ? 1 : 0);
 359
 360         so_method(so, tesla, NV50TCL_CULL_FACE_ENABLE, 3);
 361         so_data  (so, cso->cull_mode != PIPE_WINDING_NONE);
 362         if (cso->front_winding == PIPE_WINDING_CCW) {
 363                 so_data(so, NV50TCL_FRONT_FACE_CCW);
 364                 switch (cso->cull_mode) {
 365                 case PIPE_WINDING_CCW:
 366                         so_data(so, NV50TCL_CULL_FACE_FRONT);
 367                         break;
 368                 case PIPE_WINDING_CW:
 369                         so_data(so, NV50TCL_CULL_FACE_BACK);
 370                         break;
 371                 case PIPE_WINDING_BOTH:
 372                         so_data(so, NV50TCL_CULL_FACE_FRONT_AND_BACK);
 373                         break;
 374                 default:
 375                         so_data(so, NV50TCL_CULL_FACE_BACK);
 376                         break;
 377                 }
 378         } else {
 379                 so_data(so, NV50TCL_FRONT_FACE_CW);
 380                 switch (cso->cull_mode) {
 381                 case PIPE_WINDING_CCW:
 382                         so_data(so, NV50TCL_CULL_FACE_BACK);
 383                         break;
 384                 case PIPE_WINDING_CW:
 385                         so_data(so, NV50TCL_CULL_FACE_FRONT);
 386                         break;
 387                 case PIPE_WINDING_BOTH:
 388                         so_data(so, NV50TCL_CULL_FACE_FRONT_AND_BACK);
 389                         break;
 390                 default:
 391                         so_data(so, NV50TCL_CULL_FACE_BACK);
 392                         break;
 393                 }
 394         }
 395
 396         so_method(so, tesla, NV50TCL_POLYGON_STIPPLE_ENABLE, 1);
 397         so_data  (so, cso->poly_stipple_enable ? 1 : 0);
 398
 399         so_method(so, tesla, NV50TCL_POLYGON_OFFSET_POINT_ENABLE, 3);
 400         if ((cso->offset_cw && cso->fill_cw == PIPE_POLYGON_MODE_POINT) ||
 401             (cso->offset_ccw && cso->fill_ccw == PIPE_POLYGON_MODE_POINT))
 402                 so_data(so, 1);
 403         else
 404                 so_data(so, 0);
 405         if ((cso->offset_cw && cso->fill_cw == PIPE_POLYGON_MODE_LINE) ||
 406             (cso->offset_ccw && cso->fill_ccw == PIPE_POLYGON_MODE_LINE))
 407                 so_data(so, 1);
 408         else
 409                 so_data(so, 0);
 410         if ((cso->offset_cw && cso->fill_cw == PIPE_POLYGON_MODE_FILL) ||
 411             (cso->offset_ccw && cso->fill_ccw == PIPE_POLYGON_MODE_FILL))
 412                 so_data(so, 1);
 413         else
 414                 so_data(so, 0);
 415
 416         if (cso->offset_cw || cso->offset_ccw) {
 417                 so_method(so, tesla, NV50TCL_POLYGON_OFFSET_FACTOR, 1);
 418                 so_data  (so, fui(cso->offset_scale));
 419                 so_method(so, tesla, NV50TCL_POLYGON_OFFSET_UNITS, 1);
 420                 so_data  (so, fui(cso->offset_units * 2.0f));
 421         }
 422
 423         rso->pipe = *cso;
 424         so_ref(so, &rso->so);
 425         so_ref(NULL, &so);
 426         return (void *)rso;
 427 }
 428
 429 static void
 430 nv50_rasterizer_state_bind(struct pipe_context *pipe, void *hwcso)
 431 {
 432         struct nv50_context *nv50 = nv50_context(pipe);
 433
 434         nv50->rasterizer = hwcso;
 435         nv50->dirty |= NV50_NEW_RASTERIZER;
 436 }
 437
 438 static void
 439 nv50_rasterizer_state_delete(struct pipe_context *pipe, void *hwcso)
 440 {
 441         struct nv50_rasterizer_stateobj *rso = hwcso;
 442
 443         so_ref(NULL, &rso->so);
 444         FREE(rso);
 445 }
 446
 447 static void *
 448 nv50_depth_stencil_alpha_state_create(struct pipe_context *pipe,
 449                         const struct pipe_depth_stencil_alpha_state *cso)
 450 {
 451         struct nouveau_grobj *tesla = nv50_context(pipe)->screen->tesla;
 452         struct nv50_zsa_stateobj *zsa = CALLOC_STRUCT(nv50_zsa_stateobj);
 453         struct nouveau_stateobj *so = so_new(9, 21, 0);
 454
 455         so_method(so, tesla, NV50TCL_DEPTH_WRITE_ENABLE, 1);
 456         so_data  (so, cso->depth.writemask ? 1 : 0);
 457         if (cso->depth.enabled) {
 458                 so_method(so, tesla, NV50TCL_DEPTH_TEST_ENABLE, 1);
 459                 so_data  (so, 1);
 460                 so_method(so, tesla, NV50TCL_DEPTH_TEST_FUNC, 1);
 461                 so_data  (so, nvgl_comparison_op(cso->depth.func));
 462         } else {
 463                 so_method(so, tesla, NV50TCL_DEPTH_TEST_ENABLE, 1);
 464                 so_data  (so, 0);
 465         }
 466
 467         if (cso->stencil[0].enabled) {
 468                 so_method(so, tesla, NV50TCL_STENCIL_FRONT_ENABLE, 5);
 469                 so_data  (so, 1);
 470                 so_data  (so, nvgl_stencil_op(cso->stencil[0].fail_op));
 471                 so_data  (so, nvgl_stencil_op(cso->stencil[0].zfail_op));
 472                 so_data  (so, nvgl_stencil_op(cso->stencil[0].zpass_op));
 473                 so_data  (so, nvgl_comparison_op(cso->stencil[0].func));
 474                 so_method(so, tesla, NV50TCL_STENCIL_FRONT_MASK, 2);
 475                 so_data  (so, cso->stencil[0].writemask);
 476                 so_data  (so, cso->stencil[0].valuemask);
 477         } else {
 478                 so_method(so, tesla, NV50TCL_STENCIL_FRONT_ENABLE, 1);
 479                 so_data  (so, 0);
 480         }
 481
 482         if (cso->stencil[1].enabled) {
 483                 so_method(so, tesla, NV50TCL_STENCIL_BACK_ENABLE, 5);
 484                 so_data  (so, 1);
 485                 so_data  (so, nvgl_stencil_op(cso->stencil[1].fail_op));
 486                 so_data  (so, nvgl_stencil_op(cso->stencil[1].zfail_op));
 487                 so_data  (so, nvgl_stencil_op(cso->stencil[1].zpass_op));
 488                 so_data  (so, nvgl_comparison_op(cso->stencil[1].func));
 489                 so_method(so, tesla, NV50TCL_STENCIL_BACK_MASK, 2);
 490                 so_data  (so, cso->stencil[1].writemask);
 491                 so_data  (so, cso->stencil[1].valuemask);
 492         } else {
 493                 so_method(so, tesla, NV50TCL_STENCIL_BACK_ENABLE, 1);
 494                 so_data  (so, 0);
 495         }
 496
 497         if (cso->alpha.enabled) {
 498                 so_method(so, tesla, NV50TCL_ALPHA_TEST_ENABLE, 1);
 499                 so_data  (so, 1);
 500                 so_method(so, tesla, NV50TCL_ALPHA_TEST_REF, 2);
 501                 so_data  (so, fui(cso->alpha.ref_value));
 502                 so_data  (so, nvgl_comparison_op(cso->alpha.func));
 503         } else {
 504                 so_method(so, tesla, NV50TCL_ALPHA_TEST_ENABLE, 1);
 505                 so_data  (so, 0);
 506         }
 507
 508         zsa->pipe = *cso;
 509         so_ref(so, &zsa->so);
 510         so_ref(NULL, &so);
 511         return (void *)zsa;
 512 }
 513
 514 static void
 515 nv50_depth_stencil_alpha_state_bind(struct pipe_context *pipe, void *hwcso)
 516 {
 517         struct nv50_context *nv50 = nv50_context(pipe);
 518
 519         nv50->zsa = hwcso;
 520         nv50->dirty |= NV50_NEW_ZSA;
 521 }
 522
 523 static void
 524 nv50_depth_stencil_alpha_state_delete(struct pipe_context *pipe, void *hwcso)
 525 {
 526         struct nv50_zsa_stateobj *zsa = hwcso;
 527
 528         so_ref(NULL, &zsa->so);
 529         FREE(zsa);
 530 }
 531
 532 static void *
 533 nv50_vp_state_create(struct pipe_context *pipe,
 534                      const struct pipe_shader_state *cso)
 535 {
 536         struct nv50_program *p = CALLOC_STRUCT(nv50_program);
 537
 538         p->pipe.tokens = tgsi_dup_tokens(cso->tokens);
 539         p->type = PIPE_SHADER_VERTEX;
 540         tgsi_scan_shader(p->pipe.tokens, &p->info);
 541         return (void *)p;
 542 }
 543
 544 static void
 545 nv50_vp_state_bind(struct pipe_context *pipe, void *hwcso)
 546 {
 547         struct nv50_context *nv50 = nv50_context(pipe);
 548
 549         nv50->vertprog = hwcso;
 550         nv50->dirty |= NV50_NEW_VERTPROG;
 551 }
 552
 553 static void
 554 nv50_vp_state_delete(struct pipe_context *pipe, void *hwcso)
 555 {
 556         struct nv50_context *nv50 = nv50_context(pipe);
 557         struct nv50_program *p = hwcso;
 558
 559         nv50_program_destroy(nv50, p);
 560         FREE((void *)p->pipe.tokens);
 561         FREE(p);
 562 }
 563
 564 static void *
 565 nv50_fp_state_create(struct pipe_context *pipe,
 566                      const struct pipe_shader_state *cso)
 567 {
 568         struct nv50_program *p = CALLOC_STRUCT(nv50_program);
 569
 570         p->pipe.tokens = tgsi_dup_tokens(cso->tokens);
 571         p->type = PIPE_SHADER_FRAGMENT;
 572         tgsi_scan_shader(p->pipe.tokens, &p->info);
 573         return (void *)p;
 574 }
 575
 576 static void
 577 nv50_fp_state_bind(struct pipe_context *pipe, void *hwcso)
 578 {
 579         struct nv50_context *nv50 = nv50_context(pipe);
 580
 581         nv50->fragprog = hwcso;
 582         nv50->dirty |= NV50_NEW_FRAGPROG;
 583 }
 584
 585 static void
 586 nv50_fp_state_delete(struct pipe_context *pipe, void *hwcso)
 587 {
 588         struct nv50_context *nv50 = nv50_context(pipe);
 589         struct nv50_program *p = hwcso;
 590
 591         nv50_program_destroy(nv50, p);
 592         FREE((void *)p->pipe.tokens);
 593         FREE(p);
 594 }
 595
 596 static void *
 597 nv50_gp_state_create(struct pipe_context *pipe,
 598                      const struct pipe_shader_state *cso)
 599 {
 600         struct nv50_program *p = CALLOC_STRUCT(nv50_program);
 601
 602         p->pipe.tokens = tgsi_dup_tokens(cso->tokens);
 603         p->type = PIPE_SHADER_GEOMETRY;
 604         tgsi_scan_shader(p->pipe.tokens, &p->info);
 605         return (void *)p;
 606 }
 607
 608 static void
 609 nv50_gp_state_bind(struct pipe_context *pipe, void *hwcso)
 610 {
 611         struct nv50_context *nv50 = nv50_context(pipe);
 612
 613         nv50->fragprog = hwcso;
 614         nv50->dirty |= NV50_NEW_GEOMPROG;
 615 }
 616
 617 static void
 618 nv50_gp_state_delete(struct pipe_context *pipe, void *hwcso)
 619 {
 620         struct nv50_context *nv50 = nv50_context(pipe);
 621         struct nv50_program *p = hwcso;
 622
 623         nv50_program_destroy(nv50, p);
 624         FREE((void *)p->pipe.tokens);
 625         FREE(p);
 626 }
 627
 628 static void
 629 nv50_set_blend_color(struct pipe_context *pipe,
 630                      const struct pipe_blend_color *bcol)
 631 {
 632         struct nv50_context *nv50 = nv50_context(pipe);
 633
 634         nv50->blend_colour = *bcol;
 635         nv50->dirty |= NV50_NEW_BLEND_COLOUR;
 636 }
 637
 638  static void
 639 nv50_set_stencil_ref(struct pipe_context *pipe,
 640                      const struct pipe_stencil_ref *sr)
 641 {
 642         struct nv50_context *nv50 = nv50_context(pipe);
 643
 644         nv50->stencil_ref = *sr;
 645         nv50->dirty |= NV50_NEW_STENCIL_REF;
 646 }
 647
 648 static void
 649 nv50_set_clip_state(struct pipe_context *pipe,
 650                     const struct pipe_clip_state *clip)
 651 {
 652 }
 653
 654 static void
 655 nv50_set_constant_buffer(struct pipe_context *pipe, uint shader, uint index,
 656                          struct pipe_buffer *buf )
 657 {
 658         struct nv50_context *nv50 = nv50_context(pipe);
 659
 660         if (shader == PIPE_SHADER_VERTEX) {
 661                 nv50->constbuf[PIPE_SHADER_VERTEX] = buf;
 662                 nv50->dirty |= NV50_NEW_VERTPROG_CB;
 663         } else
 664         if (shader == PIPE_SHADER_FRAGMENT) {
 665                 nv50->constbuf[PIPE_SHADER_FRAGMENT] = buf;
 666                 nv50->dirty |= NV50_NEW_FRAGPROG_CB;
 667         } else
 668         if (shader == PIPE_SHADER_GEOMETRY) {
 669                 nv50->constbuf[PIPE_SHADER_GEOMETRY] = buf;
 670                 nv50->dirty |= NV50_NEW_GEOMPROG_CB;
 671         }
 672 }
 673
 674 static void
 675 nv50_set_framebuffer_state(struct pipe_context *pipe,
 676                            const struct pipe_framebuffer_state *fb)
 677 {
 678         struct nv50_context *nv50 = nv50_context(pipe);
 679
 680         nv50->framebuffer = *fb;
 681         nv50->dirty |= NV50_NEW_FRAMEBUFFER;
 682 }
 683
 684 static void
 685 nv50_set_polygon_stipple(struct pipe_context *pipe,
 686                          const struct pipe_poly_stipple *stipple)
 687 {
 688         struct nv50_context *nv50 = nv50_context(pipe);
 689
 690         nv50->stipple = *stipple;
 691         nv50->dirty |= NV50_NEW_STIPPLE;
 692 }
 693
 694 static void
 695 nv50_set_scissor_state(struct pipe_context *pipe,
 696                        const struct pipe_scissor_state *s)
 697 {
 698         struct nv50_context *nv50 = nv50_context(pipe);
 699
 700         nv50->scissor = *s;
 701         nv50->dirty |= NV50_NEW_SCISSOR;
 702 }
 703
 704 static void
 705 nv50_set_viewport_state(struct pipe_context *pipe,
 706                         const struct pipe_viewport_state *vpt)
 707 {
 708         struct nv50_context *nv50 = nv50_context(pipe);
 709
 710         nv50->viewport = *vpt;
 711         nv50->dirty |= NV50_NEW_VIEWPORT;
 712 }
 713
 714 static void
 715 nv50_set_vertex_buffers(struct pipe_context *pipe, unsigned count,
 716                         const struct pipe_vertex_buffer *vb)
 717 {
 718         struct nv50_context *nv50 = nv50_context(pipe);
 719
 720         memcpy(nv50->vtxbuf, vb, sizeof(*vb) * count);
 721         nv50->vtxbuf_nr = count;
 722
 723         nv50->dirty |= NV50_NEW_ARRAYS;
 724 }
 725
 726 static void *
 727 nv50_vtxelts_state_create(struct pipe_context *pipe,
 728                           unsigned num_elements,
 729                           const struct pipe_vertex_element *elements)
 730 {
 731         struct nv50_vtxelt_stateobj *cso = CALLOC_STRUCT(nv50_vtxelt_stateobj);
 732
 733         assert(num_elements < 16); /* not doing fallbacks yet */
 734         cso->num_elements = num_elements;
 735         memcpy(cso->pipe, elements, num_elements * sizeof(*elements));
 736
 737         nv50_vtxelt_construct(cso);
 738
 739         return (void *)cso;
 740 }
 741
 742 static void
 743 nv50_vtxelts_state_delete(struct pipe_context *pipe, void *hwcso)
 744 {
 745         FREE(hwcso);
 746 }
 747
 748 static void
 749 nv50_vtxelts_state_bind(struct pipe_context *pipe, void *hwcso)
 750 {
 751         struct nv50_context *nv50 = nv50_context(pipe);
 752
 753         nv50->vtxelt = hwcso;
 754         nv50->dirty |= NV50_NEW_ARRAYS;
 755 }
 756
 757 void
 758 nv50_init_state_functions(struct nv50_context *nv50)
 759 {
 760         nv50->pipe.create_blend_state = nv50_blend_state_create;
 761         nv50->pipe.bind_blend_state = nv50_blend_state_bind;
 762         nv50->pipe.delete_blend_state = nv50_blend_state_delete;
 763
 764         nv50->pipe.create_sampler_state = nv50_sampler_state_create;
 765         nv50->pipe.delete_sampler_state = nv50_sampler_state_delete;
 766         nv50->pipe.bind_fragment_sampler_states = nv50_fp_sampler_state_bind;
 767         nv50->pipe.bind_vertex_sampler_states   = nv50_vp_sampler_state_bind;
 768         nv50->pipe.set_fragment_sampler_textures = nv50_set_fp_sampler_textures;
 769         nv50->pipe.set_vertex_sampler_textures   = nv50_set_vp_sampler_textures;
 770
 771         nv50->pipe.create_rasterizer_state = nv50_rasterizer_state_create;
 772         nv50->pipe.bind_rasterizer_state = nv50_rasterizer_state_bind;
 773         nv50->pipe.delete_rasterizer_state = nv50_rasterizer_state_delete;
 774
 775         nv50->pipe.create_depth_stencil_alpha_state =
 776                 nv50_depth_stencil_alpha_state_create;
 777         nv50->pipe.bind_depth_stencil_alpha_state =
 778                 nv50_depth_stencil_alpha_state_bind;
 779         nv50->pipe.delete_depth_stencil_alpha_state =
 780                 nv50_depth_stencil_alpha_state_delete;
 781
 782         nv50->pipe.create_vs_state = nv50_vp_state_create;
 783         nv50->pipe.bind_vs_state = nv50_vp_state_bind;
 784         nv50->pipe.delete_vs_state = nv50_vp_state_delete;
 785
 786         nv50->pipe.create_fs_state = nv50_fp_state_create;
 787         nv50->pipe.bind_fs_state = nv50_fp_state_bind;
 788         nv50->pipe.delete_fs_state = nv50_fp_state_delete;
 789
 790         nv50->pipe.create_gs_state = nv50_gp_state_create;
 791         nv50->pipe.bind_gs_state = nv50_gp_state_bind;
 792         nv50->pipe.delete_gs_state = nv50_gp_state_delete;
 793
 794         nv50->pipe.set_blend_color = nv50_set_blend_color;
 795         nv50->pipe.set_stencil_ref = nv50_set_stencil_ref;
 796         nv50->pipe.set_clip_state = nv50_set_clip_state;
 797         nv50->pipe.set_constant_buffer = nv50_set_constant_buffer;
 798         nv50->pipe.set_framebuffer_state = nv50_set_framebuffer_state;
 799         nv50->pipe.set_polygon_stipple = nv50_set_polygon_stipple;
 800         nv50->pipe.set_scissor_state = nv50_set_scissor_state;
 801         nv50->pipe.set_viewport_state = nv50_set_viewport_state;
 802
 803         nv50->pipe.create_vertex_elements_state = nv50_vtxelts_state_create;
 804         nv50->pipe.delete_vertex_elements_state = nv50_vtxelts_state_delete;
 805         nv50->pipe.bind_vertex_elements_state = nv50_vtxelts_state_bind;
 806
 807         nv50->pipe.set_vertex_buffers = nv50_set_vertex_buffers;
 808 }
 809