src/gallium/drivers/r600/r600_state_common.c

   1 /*
   2  * Copyright 2010 Red Hat Inc.
   3  *           2010 Jerome Glisse
   4  *
   5  * Permission is hereby granted, free of charge, to any person obtaining a
   6  * copy of this software and associated documentation files (the "Software"),
   7  * to deal in the Software without restriction, including without limitation
   8  * on the rights to use, copy, modify, merge, publish, distribute, sub
   9  * license, and/or sell copies of the Software, and to permit persons to whom
  10  * the Software is furnished to do so, subject to the following conditions:
  11  *
  12  * The above copyright notice and this permission notice (including the next
  13  * paragraph) shall be included in all copies or substantial portions of the
  14  * Software.
  15  *
  16  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  17  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  18  * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL
  19  * THE AUTHOR(S) AND/OR THEIR SUPPLIERS BE LIABLE FOR ANY CLAIM,
  20  * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
  21  * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
  22  * USE OR OTHER DEALINGS IN THE SOFTWARE.
  23  *
  24  * Authors: Dave Airlie <airlied@redhat.com>
  25  *          Jerome Glisse <jglisse@redhat.com>
  26  */
  27 #include <util/u_memory.h>
  28 #include <util/u_format.h>
  29 #include <pipebuffer/pb_buffer.h>
  30 #include "pipe/p_shader_tokens.h"
  31 #include "r600_pipe.h"
  32 #include "r600d.h"
  33
  34 /* common state between evergreen and r600 */
  35 void r600_bind_blend_state(struct pipe_context *ctx, void *state)
  36 {
  37         struct r600_pipe_context *rctx = (struct r600_pipe_context *)ctx;
  38         struct r600_pipe_blend *blend = (struct r600_pipe_blend *)state;
  39         struct r600_pipe_state *rstate;
  40
  41         if (state == NULL)
  42                 return;
  43         rstate = &blend->rstate;
  44         rctx->states[rstate->id] = rstate;
  45         rctx->cb_target_mask = blend->cb_target_mask;
  46         r600_context_pipe_state_set(&rctx->ctx, rstate);
  47 }
  48
  49 void r600_bind_rs_state(struct pipe_context *ctx, void *state)
  50 {
  51         struct r600_pipe_rasterizer *rs = (struct r600_pipe_rasterizer *)state;
  52         struct r600_pipe_context *rctx = (struct r600_pipe_context *)ctx;
  53
  54         if (state == NULL)
  55                 return;
  56
  57         rctx->flatshade = rs->flatshade;
  58         rctx->sprite_coord_enable = rs->sprite_coord_enable;
  59         rctx->rasterizer = rs;
  60
  61         rctx->states[rs->rstate.id] = &rs->rstate;
  62         r600_context_pipe_state_set(&rctx->ctx, &rs->rstate);
  63
  64         if (rctx->family >= CHIP_CEDAR) {
  65                 evergreen_polygon_offset_update(rctx);
  66         } else {
  67                 r600_polygon_offset_update(rctx);
  68         }
  69 }
  70
  71 void r600_delete_rs_state(struct pipe_context *ctx, void *state)
  72 {
  73         struct r600_pipe_context *rctx = (struct r600_pipe_context *)ctx;
  74         struct r600_pipe_rasterizer *rs = (struct r600_pipe_rasterizer *)state;
  75
  76         if (rctx->rasterizer == rs) {
  77                 rctx->rasterizer = NULL;
  78         }
  79         if (rctx->states[rs->rstate.id] == &rs->rstate) {
  80                 rctx->states[rs->rstate.id] = NULL;
  81         }
  82         free(rs);
  83 }
  84
  85 void r600_sampler_view_destroy(struct pipe_context *ctx,
  86                                struct pipe_sampler_view *state)
  87 {
  88         struct r600_pipe_sampler_view *resource = (struct r600_pipe_sampler_view *)state;
  89
  90         pipe_resource_reference(&state->texture, NULL);
  91         FREE(resource);
  92 }
  93
  94 void r600_bind_state(struct pipe_context *ctx, void *state)
  95 {
  96         struct r600_pipe_context *rctx = (struct r600_pipe_context *)ctx;
  97         struct r600_pipe_state *rstate = (struct r600_pipe_state *)state;
  98
  99         if (state == NULL)
 100                 return;
 101         rctx->states[rstate->id] = rstate;
 102         r600_context_pipe_state_set(&rctx->ctx, rstate);
 103 }
 104
 105 void r600_delete_state(struct pipe_context *ctx, void *state)
 106 {
 107         struct r600_pipe_context *rctx = (struct r600_pipe_context *)ctx;
 108         struct r600_pipe_state *rstate = (struct r600_pipe_state *)state;
 109
 110         if (rctx->states[rstate->id] == rstate) {
 111                 rctx->states[rstate->id] = NULL;
 112         }
 113         for (int i = 0; i < rstate->nregs; i++) {
 114                 r600_bo_reference(rctx->radeon, &rstate->regs[i].bo, NULL);
 115         }
 116         free(rstate);
 117 }
 118
 119 void r600_bind_vertex_elements(struct pipe_context *ctx, void *state)
 120 {
 121         struct r600_pipe_context *rctx = (struct r600_pipe_context *)ctx;
 122         struct r600_vertex_element *v = (struct r600_vertex_element*)state;
 123
 124         rctx->vertex_elements = v;
 125         if (v) {
 126                 u_vbuf_mgr_bind_vertex_elements(rctx->vbuf_mgr, state,
 127                                                 v->vmgr_elements);
 128
 129                 rctx->states[v->rstate.id] = &v->rstate;
 130                 r600_context_pipe_state_set(&rctx->ctx, &v->rstate);
 131         }
 132 }
 133
 134 void r600_delete_vertex_element(struct pipe_context *ctx, void *state)
 135 {
 136         struct r600_pipe_context *rctx = (struct r600_pipe_context *)ctx;
 137         struct r600_vertex_element *v = (struct r600_vertex_element*)state;
 138
 139         if (rctx->states[v->rstate.id] == &v->rstate) {
 140                 rctx->states[v->rstate.id] = NULL;
 141         }
 142         if (rctx->vertex_elements == state)
 143                 rctx->vertex_elements = NULL;
 144
 145         r600_bo_reference(rctx->radeon, &v->fetch_shader, NULL);
 146         u_vbuf_mgr_destroy_vertex_elements(rctx->vbuf_mgr, v->vmgr_elements);
 147         FREE(state);
 148 }
 149
 150
 151 void r600_set_index_buffer(struct pipe_context *ctx,
 152                            const struct pipe_index_buffer *ib)
 153 {
 154         struct r600_pipe_context *rctx = (struct r600_pipe_context *)ctx;
 155
 156         if (ib) {
 157                 pipe_resource_reference(&rctx->index_buffer.buffer, ib->buffer);
 158                 memcpy(&rctx->index_buffer, ib, sizeof(rctx->index_buffer));
 159         } else {
 160                 pipe_resource_reference(&rctx->index_buffer.buffer, NULL);
 161                 memset(&rctx->index_buffer, 0, sizeof(rctx->index_buffer));
 162         }
 163
 164         /* TODO make this more like a state */
 165 }
 166
 167 void r600_set_vertex_buffers(struct pipe_context *ctx, unsigned count,
 168                              const struct pipe_vertex_buffer *buffers)
 169 {
 170         struct r600_pipe_context *rctx = (struct r600_pipe_context *)ctx;
 171         int i;
 172
 173         /* Zero states. */
 174         for (i = 0; i < count; i++) {
 175                 if (!buffers[i].buffer) {
 176                         if (rctx->family >= CHIP_CEDAR) {
 177                                 evergreen_context_pipe_state_set_fs_resource(&rctx->ctx, NULL, i);
 178                         } else {
 179                                 r600_context_pipe_state_set_fs_resource(&rctx->ctx, NULL, i);
 180                         }
 181                 }
 182         }
 183         for (; i < rctx->vbuf_mgr->nr_real_vertex_buffers; i++) {
 184                 if (rctx->family >= CHIP_CEDAR) {
 185                         evergreen_context_pipe_state_set_fs_resource(&rctx->ctx, NULL, i);
 186                 } else {
 187                         r600_context_pipe_state_set_fs_resource(&rctx->ctx, NULL, i);
 188                 }
 189         }
 190
 191         u_vbuf_mgr_set_vertex_buffers(rctx->vbuf_mgr, count, buffers);
 192 }
 193
 194 void *r600_create_vertex_elements(struct pipe_context *ctx,
 195                                   unsigned count,
 196                                   const struct pipe_vertex_element *elements)
 197 {
 198         struct r600_pipe_context *rctx = (struct r600_pipe_context *)ctx;
 199         struct r600_vertex_element *v = CALLOC_STRUCT(r600_vertex_element);
 200
 201         assert(count < 32);
 202         if (!v)
 203                 return NULL;
 204
 205         v->count = count;
 206         v->vmgr_elements =
 207                 u_vbuf_mgr_create_vertex_elements(rctx->vbuf_mgr, count,
 208                                                   elements, v->elements);
 209
 210         if (r600_vertex_elements_build_fetch_shader(rctx, v)) {
 211                 FREE(v);
 212                 return NULL;
 213         }
 214
 215         return v;
 216 }
 217
 218 void *r600_create_shader_state(struct pipe_context *ctx,
 219                                const struct pipe_shader_state *state)
 220 {
 221         struct r600_pipe_shader *shader =  CALLOC_STRUCT(r600_pipe_shader);
 222         int r;
 223
 224         r =  r600_pipe_shader_create(ctx, shader, state->tokens);
 225         if (r) {
 226                 return NULL;
 227         }
 228         return shader;
 229 }
 230
 231 void r600_bind_ps_shader(struct pipe_context *ctx, void *state)
 232 {
 233         struct r600_pipe_context *rctx = (struct r600_pipe_context *)ctx;
 234
 235         /* TODO delete old shader */
 236         rctx->ps_shader = (struct r600_pipe_shader *)state;
 237         if (state) {
 238                 r600_context_pipe_state_set(&rctx->ctx, &rctx->ps_shader->rstate);
 239         }
 240 }
 241
 242 void r600_bind_vs_shader(struct pipe_context *ctx, void *state)
 243 {
 244         struct r600_pipe_context *rctx = (struct r600_pipe_context *)ctx;
 245
 246         /* TODO delete old shader */
 247         rctx->vs_shader = (struct r600_pipe_shader *)state;
 248         if (state) {
 249                 r600_context_pipe_state_set(&rctx->ctx, &rctx->vs_shader->rstate);
 250         }
 251 }
 252
 253 void r600_delete_ps_shader(struct pipe_context *ctx, void *state)
 254 {
 255         struct r600_pipe_context *rctx = (struct r600_pipe_context *)ctx;
 256         struct r600_pipe_shader *shader = (struct r600_pipe_shader *)state;
 257
 258         if (rctx->ps_shader == shader) {
 259                 rctx->ps_shader = NULL;
 260         }
 261
 262         r600_pipe_shader_destroy(ctx, shader);
 263         free(shader);
 264 }
 265
 266 void r600_delete_vs_shader(struct pipe_context *ctx, void *state)
 267 {
 268         struct r600_pipe_context *rctx = (struct r600_pipe_context *)ctx;
 269         struct r600_pipe_shader *shader = (struct r600_pipe_shader *)state;
 270
 271         if (rctx->vs_shader == shader) {
 272                 rctx->vs_shader = NULL;
 273         }
 274
 275         r600_pipe_shader_destroy(ctx, shader);
 276         free(shader);
 277 }
 278
 279 /* FIXME optimize away spi update when it's not needed */
 280 static void r600_spi_update(struct r600_pipe_context *rctx, unsigned prim)
 281 {
 282         struct r600_pipe_shader *shader = rctx->ps_shader;
 283         struct r600_pipe_state rstate;
 284         struct r600_shader *rshader = &shader->shader;
 285         unsigned i, tmp;
 286
 287         rstate.nregs = 0;
 288         for (i = 0; i < rshader->ninput; i++) {
 289                 tmp = S_028644_SEMANTIC(r600_find_vs_semantic_index(&rctx->vs_shader->shader, rshader, i));
 290
 291                 if (rshader->input[i].name == TGSI_SEMANTIC_COLOR ||
 292                     rshader->input[i].name == TGSI_SEMANTIC_BCOLOR ||
 293                     rshader->input[i].name == TGSI_SEMANTIC_POSITION) {
 294                         tmp |= S_028644_FLAT_SHADE(rctx->flatshade);
 295                 }
 296
 297                 if (rshader->input[i].name == TGSI_SEMANTIC_GENERIC &&
 298                     rctx->sprite_coord_enable & (1 << rshader->input[i].sid)) {
 299                         tmp |= S_028644_PT_SPRITE_TEX(1);
 300                 }
 301
 302                 if (rctx->family < CHIP_CEDAR) {
 303                         if (rshader->input[i].centroid)
 304                                 tmp |= S_028644_SEL_CENTROID(1);
 305
 306                         if (rshader->input[i].interpolate == TGSI_INTERPOLATE_LINEAR)
 307                                 tmp |= S_028644_SEL_LINEAR(1);
 308                 }
 309
 310                 r600_pipe_state_add_reg(&rstate, R_028644_SPI_PS_INPUT_CNTL_0 + i * 4, tmp, 0xFFFFFFFF, NULL);
 311         }
 312
 313         if (prim == PIPE_PRIM_QUADS || prim == PIPE_PRIM_QUAD_STRIP || prim == PIPE_PRIM_POLYGON) {
 314                 r600_pipe_state_add_reg(&rstate, R_028814_PA_SU_SC_MODE_CNTL,
 315                                         S_028814_PROVOKING_VTX_LAST(1),
 316                                         S_028814_PROVOKING_VTX_LAST(1), NULL);
 317         }
 318         r600_context_pipe_state_set(&rctx->ctx, &rstate);
 319 }
 320
 321 void r600_set_constant_buffer(struct pipe_context *ctx, uint shader, uint index,
 322                               struct pipe_resource *buffer)
 323 {
 324         struct r600_pipe_context *rctx = (struct r600_pipe_context *)ctx;
 325         struct r600_resource_buffer *rbuffer = r600_buffer(buffer);
 326         struct r600_pipe_state *rstate;
 327         uint32_t offset;
 328
 329         /* Note that the state tracker can unbind constant buffers by
 330          * passing NULL here.
 331          */
 332         if (buffer == NULL) {
 333                 return;
 334         }
 335
 336         r600_upload_const_buffer(rctx, &rbuffer, &offset);
 337         offset += r600_bo_offset(rbuffer->r.bo);
 338
 339         switch (shader) {
 340         case PIPE_SHADER_VERTEX:
 341                 rctx->vs_const_buffer.nregs = 0;
 342                 r600_pipe_state_add_reg(&rctx->vs_const_buffer,
 343                                         R_028180_ALU_CONST_BUFFER_SIZE_VS_0,
 344                                         ALIGN_DIVUP(buffer->width0 >> 4, 16),
 345                                         0xFFFFFFFF, NULL);
 346                 r600_pipe_state_add_reg(&rctx->vs_const_buffer,
 347                                         R_028980_ALU_CONST_CACHE_VS_0,
 348                                         offset >> 8, 0xFFFFFFFF, rbuffer->r.bo);
 349                 r600_context_pipe_state_set(&rctx->ctx, &rctx->vs_const_buffer);
 350
 351                 rstate = &rctx->vs_const_buffer_resource[index];
 352                 rstate->id = R600_PIPE_STATE_RESOURCE;
 353                 rstate->nregs = 0;
 354                 if (rctx->family >= CHIP_CEDAR) {
 355                         evergreen_pipe_set_buffer_resource(rctx, rstate, &rbuffer->r, offset, 16);
 356                         evergreen_context_pipe_state_set_vs_resource(&rctx->ctx, rstate, index);
 357                 } else {
 358                         r600_pipe_set_buffer_resource(rctx, rstate, &rbuffer->r, offset, 16);
 359                         r600_context_pipe_state_set_vs_resource(&rctx->ctx, rstate, index);
 360                 }
 361                 break;
 362         case PIPE_SHADER_FRAGMENT:
 363                 rctx->ps_const_buffer.nregs = 0;
 364                 r600_pipe_state_add_reg(&rctx->ps_const_buffer,
 365                                         R_028140_ALU_CONST_BUFFER_SIZE_PS_0,
 366                                         ALIGN_DIVUP(buffer->width0 >> 4, 16),
 367                                         0xFFFFFFFF, NULL);
 368                 r600_pipe_state_add_reg(&rctx->ps_const_buffer,
 369                                         R_028940_ALU_CONST_CACHE_PS_0,
 370                                         offset >> 8, 0xFFFFFFFF, rbuffer->r.bo);
 371                 r600_context_pipe_state_set(&rctx->ctx, &rctx->ps_const_buffer);
 372
 373                 rstate = &rctx->ps_const_buffer_resource[index];
 374                 rstate->id = R600_PIPE_STATE_RESOURCE;
 375                 rstate->nregs = 0;
 376                 if (rctx->family >= CHIP_CEDAR) {
 377                         evergreen_pipe_set_buffer_resource(rctx, rstate, &rbuffer->r, offset, 16);
 378                         evergreen_context_pipe_state_set_ps_resource(&rctx->ctx, rstate, index);
 379                 } else {
 380                         r600_pipe_set_buffer_resource(rctx, rstate, &rbuffer->r, offset, 16);
 381                         r600_context_pipe_state_set_ps_resource(&rctx->ctx, rstate, index);
 382                 }
 383                 break;
 384         default:
 385                 R600_ERR("unsupported %d\n", shader);
 386                 return;
 387         }
 388
 389         if (buffer != &rbuffer->r.b.b.b)
 390                 pipe_resource_reference((struct pipe_resource**)&rbuffer, NULL);
 391 }
 392
 393 static void r600_vertex_buffer_update(struct r600_pipe_context *rctx)
 394 {
 395         struct r600_pipe_state *rstate;
 396         struct r600_resource *rbuffer;
 397         struct pipe_vertex_buffer *vertex_buffer;
 398         unsigned i, count, offset;
 399
 400         if (rctx->vertex_elements->vbuffer_need_offset) {
 401                 /* one resource per vertex elements */
 402                 count = rctx->vertex_elements->count;
 403         } else {
 404                 /* bind vertex buffer once */
 405                 count = rctx->vbuf_mgr->nr_real_vertex_buffers;
 406         }
 407
 408         for (i = 0 ; i < count; i++) {
 409                 rstate = &rctx->fs_resource[i];
 410                 rstate->id = R600_PIPE_STATE_RESOURCE;
 411                 rstate->nregs = 0;
 412
 413                 if (rctx->vertex_elements->vbuffer_need_offset) {
 414                         /* one resource per vertex elements */
 415                         unsigned vbuffer_index;
 416                         vbuffer_index = rctx->vertex_elements->elements[i].vertex_buffer_index;
 417                         vertex_buffer = &rctx->vbuf_mgr->vertex_buffer[vbuffer_index];
 418                         rbuffer = (struct r600_resource*)rctx->vbuf_mgr->real_vertex_buffer[vbuffer_index];
 419                         offset = rctx->vertex_elements->vbuffer_offset[i];
 420                 } else {
 421                         /* bind vertex buffer once */
 422                         vertex_buffer = &rctx->vbuf_mgr->vertex_buffer[i];
 423                         rbuffer = (struct r600_resource*)rctx->vbuf_mgr->real_vertex_buffer[i];
 424                         offset = 0;
 425                 }
 426                 if (vertex_buffer == NULL || rbuffer == NULL)
 427                         continue;
 428                 offset += vertex_buffer->buffer_offset + r600_bo_offset(rbuffer->bo);
 429
 430                 if (rctx->family >= CHIP_CEDAR) {
 431                         evergreen_pipe_set_buffer_resource(rctx, rstate, rbuffer, offset, vertex_buffer->stride);
 432                         evergreen_context_pipe_state_set_fs_resource(&rctx->ctx, rstate, i);
 433                 } else {
 434                         r600_pipe_set_buffer_resource(rctx, rstate, rbuffer, offset, vertex_buffer->stride);
 435                         r600_context_pipe_state_set_fs_resource(&rctx->ctx, rstate, i);
 436                 }
 437         }
 438 }
 439
 440 void r600_draw_vbo(struct pipe_context *ctx, const struct pipe_draw_info *info)
 441 {
 442         struct r600_pipe_context *rctx = (struct r600_pipe_context *)ctx;
 443         struct r600_resource *rbuffer;
 444         u32 vgt_dma_index_type, vgt_dma_swap_mode, vgt_draw_initiator, mask;
 445         struct r600_draw rdraw;
 446         struct r600_pipe_state vgt;
 447         struct r600_drawl draw = {};
 448         unsigned prim;
 449
 450         r600_flush_depth_textures(rctx);
 451         u_vbuf_mgr_draw_begin(rctx->vbuf_mgr, info, NULL, NULL);
 452         r600_vertex_buffer_update(rctx);
 453
 454         draw.info = *info;
 455         draw.ctx = ctx;
 456         if (info->indexed && rctx->index_buffer.buffer) {
 457                 draw.info.start += rctx->index_buffer.offset / rctx->index_buffer.index_size;
 458                 pipe_resource_reference(&draw.index_buffer, rctx->index_buffer.buffer);
 459
 460                 r600_translate_index_buffer(rctx, &draw.index_buffer,
 461                                             &rctx->index_buffer.index_size,
 462                                             &draw.info.start,
 463                                             info->count);
 464
 465                 draw.index_size = rctx->index_buffer.index_size;
 466                 draw.index_buffer_offset = draw.info.start * draw.index_size;
 467                 draw.info.start = 0;
 468
 469                 if (u_vbuf_resource(draw.index_buffer)->user_ptr) {
 470                         r600_upload_index_buffer(rctx, &draw);
 471                 }
 472         } else {
 473                 draw.info.index_bias = info->start;
 474         }
 475
 476         vgt_dma_swap_mode = 0;
 477         switch (draw.index_size) {
 478         case 2:
 479                 vgt_draw_initiator = 0;
 480                 vgt_dma_index_type = 0;
 481 #ifdef PIPE_ARCH_BIG_ENDIAN
 482                 vgt_dma_swap_mode = ENDIAN_8IN16;
 483 #endif
 484                 break;
 485         case 4:
 486                 vgt_draw_initiator = 0;
 487                 vgt_dma_index_type = 1;
 488 #ifdef PIPE_ARCH_BIG_ENDIAN
 489                 vgt_dma_swap_mode = ENDIAN_8IN32;
 490 #endif
 491                 break;
 492         case 0:
 493                 vgt_draw_initiator = 2;
 494                 vgt_dma_index_type = 0;
 495                 break;
 496         default:
 497                 R600_ERR("unsupported index size %d\n", draw.index_size);
 498                 return;
 499         }
 500         if (r600_conv_pipe_prim(draw.info.mode, &prim))
 501                 return;
 502         if (unlikely(rctx->ps_shader == NULL)) {
 503                 R600_ERR("missing vertex shader\n");
 504                 return;
 505         }
 506         if (unlikely(rctx->vs_shader == NULL)) {
 507                 R600_ERR("missing vertex shader\n");
 508                 return;
 509         }
 510         /* there should be enough input */
 511         if (rctx->vertex_elements->count < rctx->vs_shader->shader.bc.nresource) {
 512                 R600_ERR("%d resources provided, expecting %d\n",
 513                         rctx->vertex_elements->count, rctx->vs_shader->shader.bc.nresource);
 514                 return;
 515         }
 516
 517         r600_spi_update(rctx, draw.info.mode);
 518
 519         mask = 0;
 520         for (int i = 0; i < rctx->framebuffer.nr_cbufs; i++) {
 521                 mask |= (0xF << (i * 4));
 522         }
 523
 524         vgt.id = R600_PIPE_STATE_VGT;
 525         vgt.nregs = 0;
 526         r600_pipe_state_add_reg(&vgt, R_008958_VGT_PRIMITIVE_TYPE, prim, 0xFFFFFFFF, NULL);
 527         r600_pipe_state_add_reg(&vgt, R_028408_VGT_INDX_OFFSET, draw.info.index_bias, 0xFFFFFFFF, NULL);
 528         r600_pipe_state_add_reg(&vgt, R_028400_VGT_MAX_VTX_INDX, draw.info.max_index, 0xFFFFFFFF, NULL);
 529         r600_pipe_state_add_reg(&vgt, R_028404_VGT_MIN_VTX_INDX, draw.info.min_index, 0xFFFFFFFF, NULL);
 530         r600_pipe_state_add_reg(&vgt, R_028238_CB_TARGET_MASK, rctx->cb_target_mask & mask, 0xFFFFFFFF, NULL);
 531         r600_pipe_state_add_reg(&vgt, R_03CFF0_SQ_VTX_BASE_VTX_LOC, 0, 0xFFFFFFFF, NULL);
 532         r600_pipe_state_add_reg(&vgt, R_03CFF4_SQ_VTX_START_INST_LOC, draw.info.start_instance, 0xFFFFFFFF, NULL);
 533         r600_context_pipe_state_set(&rctx->ctx, &vgt);
 534
 535         rdraw.vgt_num_indices = draw.info.count;
 536         rdraw.vgt_num_instances = draw.info.instance_count;
 537         rdraw.vgt_index_type = vgt_dma_index_type | (vgt_dma_swap_mode << 2);
 538         rdraw.vgt_draw_initiator = vgt_draw_initiator;
 539         rdraw.indices = NULL;
 540         if (draw.index_buffer) {
 541                 rbuffer = (struct r600_resource*)draw.index_buffer;
 542                 rdraw.indices = rbuffer->bo;
 543                 rdraw.indices_bo_offset = draw.index_buffer_offset;
 544         }
 545
 546         if (rctx->family >= CHIP_CEDAR) {
 547                 evergreen_context_draw(&rctx->ctx, &rdraw);
 548         } else {
 549                 r600_context_draw(&rctx->ctx, &rdraw);
 550         }
 551
 552         if (rctx->framebuffer.zsbuf)
 553         {
 554                 struct pipe_resource *tex = rctx->framebuffer.zsbuf->texture;
 555                 ((struct r600_resource_texture *)tex)->dirty_db = TRUE;
 556         }
 557
 558         pipe_resource_reference(&draw.index_buffer, NULL);
 559
 560         u_vbuf_mgr_draw_end(rctx->vbuf_mgr);
 561 }