si_state.c revision ff8042270f857e85abe2968bcab1cd742cabb496
1/* 2 * Copyright 2012 Advanced Micro Devices, Inc. 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 * on the rights to use, copy, modify, merge, publish, distribute, sub 8 * license, and/or sell copies of the Software, and to permit persons to whom 9 * the Software is furnished to do so, subject to the following conditions: 10 * 11 * The above copyright notice and this permission notice (including the next 12 * paragraph) shall be included in all copies or substantial portions of the 13 * Software. 14 * 15 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 16 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 17 * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL 18 * THE AUTHOR(S) AND/OR THEIR SUPPLIERS BE LIABLE FOR ANY CLAIM, 19 * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR 20 * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE 21 * USE OR OTHER DEALINGS IN THE SOFTWARE. 22 * 23 * Authors: 24 * Christian König <christian.koenig@amd.com> 25 */ 26 27#include "si_pipe.h" 28#include "si_shader.h" 29#include "sid.h" 30#include "radeon/r600_cs.h" 31 32#include "tgsi/tgsi_parse.h" 33#include "util/u_format.h" 34#include "util/u_format_s3tc.h" 35#include "util/u_framebuffer.h" 36#include "util/u_helpers.h" 37#include "util/u_memory.h" 38#include "util/u_simple_shaders.h" 39 40static void si_init_atom(struct r600_atom *atom, struct r600_atom **list_elem, 41 void (*emit)(struct si_context *ctx, struct r600_atom *state), 42 unsigned num_dw) 43{ 44 atom->emit = (void*)emit; 45 atom->num_dw = num_dw; 46 atom->dirty = false; 47 *list_elem = atom; 48} 49 50uint32_t si_num_banks(struct si_screen *sscreen, struct r600_texture *tex) 51{ 52 if (sscreen->b.chip_class == CIK && 53 sscreen->b.info.cik_macrotile_mode_array_valid) { 54 unsigned index, tileb; 55 56 tileb = 8 * 8 * tex->surface.bpe; 57 tileb = MIN2(tex->surface.tile_split, tileb); 58 59 for (index = 0; tileb > 64; index++) { 60 tileb >>= 1; 61 } 62 assert(index < 16); 63 64 return (sscreen->b.info.cik_macrotile_mode_array[index] >> 6) & 0x3; 65 } 66 67 if (sscreen->b.chip_class == SI && 68 sscreen->b.info.si_tile_mode_array_valid) { 69 /* Don't use stencil_tiling_index, because num_banks is always 70 * read from the depth mode. */ 71 unsigned tile_mode_index = tex->surface.tiling_index[0]; 72 assert(tile_mode_index < 32); 73 74 return G_009910_NUM_BANKS(sscreen->b.info.si_tile_mode_array[tile_mode_index]); 75 } 76 77 /* The old way. */ 78 switch (sscreen->b.tiling_info.num_banks) { 79 case 2: 80 return V_02803C_ADDR_SURF_2_BANK; 81 case 4: 82 return V_02803C_ADDR_SURF_4_BANK; 83 case 8: 84 default: 85 return V_02803C_ADDR_SURF_8_BANK; 86 case 16: 87 return V_02803C_ADDR_SURF_16_BANK; 88 } 89} 90 91unsigned cik_tile_split(unsigned tile_split) 92{ 93 switch (tile_split) { 94 case 64: 95 tile_split = V_028040_ADDR_SURF_TILE_SPLIT_64B; 96 break; 97 case 128: 98 tile_split = V_028040_ADDR_SURF_TILE_SPLIT_128B; 99 break; 100 case 256: 101 tile_split = V_028040_ADDR_SURF_TILE_SPLIT_256B; 102 break; 103 case 512: 104 tile_split = V_028040_ADDR_SURF_TILE_SPLIT_512B; 105 break; 106 default: 107 case 1024: 108 tile_split = V_028040_ADDR_SURF_TILE_SPLIT_1KB; 109 break; 110 case 2048: 111 tile_split = V_028040_ADDR_SURF_TILE_SPLIT_2KB; 112 break; 113 case 4096: 114 tile_split = V_028040_ADDR_SURF_TILE_SPLIT_4KB; 115 break; 116 } 117 return tile_split; 118} 119 120unsigned cik_macro_tile_aspect(unsigned macro_tile_aspect) 121{ 122 switch (macro_tile_aspect) { 123 default: 124 case 1: 125 macro_tile_aspect = V_02803C_ADDR_SURF_MACRO_ASPECT_1; 126 break; 127 case 2: 128 macro_tile_aspect = V_02803C_ADDR_SURF_MACRO_ASPECT_2; 129 break; 130 case 4: 131 macro_tile_aspect = V_02803C_ADDR_SURF_MACRO_ASPECT_4; 132 break; 133 case 8: 134 macro_tile_aspect = V_02803C_ADDR_SURF_MACRO_ASPECT_8; 135 break; 136 } 137 return macro_tile_aspect; 138} 139 140unsigned cik_bank_wh(unsigned bankwh) 141{ 142 switch (bankwh) { 143 default: 144 case 1: 145 bankwh = V_02803C_ADDR_SURF_BANK_WIDTH_1; 146 break; 147 case 2: 148 bankwh = V_02803C_ADDR_SURF_BANK_WIDTH_2; 149 break; 150 case 4: 151 bankwh = V_02803C_ADDR_SURF_BANK_WIDTH_4; 152 break; 153 case 8: 154 bankwh = V_02803C_ADDR_SURF_BANK_WIDTH_8; 155 break; 156 } 157 return bankwh; 158} 159 160unsigned cik_db_pipe_config(struct si_screen *sscreen, unsigned tile_mode) 161{ 162 if (sscreen->b.info.si_tile_mode_array_valid) { 163 uint32_t gb_tile_mode = sscreen->b.info.si_tile_mode_array[tile_mode]; 164 165 return G_009910_PIPE_CONFIG(gb_tile_mode); 166 } 167 168 /* This is probably broken for a lot of chips, but it's only used 169 * if the kernel cannot return the tile mode array for CIK. */ 170 switch (sscreen->b.info.r600_num_tile_pipes) { 171 case 16: 172 return V_02803C_X_ADDR_SURF_P16_32X32_16X16; 173 case 8: 174 return V_02803C_X_ADDR_SURF_P8_32X32_16X16; 175 case 4: 176 default: 177 if (sscreen->b.info.r600_num_backends == 4) 178 return V_02803C_X_ADDR_SURF_P4_16X16; 179 else 180 return V_02803C_X_ADDR_SURF_P4_8X16; 181 case 2: 182 return V_02803C_ADDR_SURF_P2; 183 } 184} 185 186static unsigned si_map_swizzle(unsigned swizzle) 187{ 188 switch (swizzle) { 189 case UTIL_FORMAT_SWIZZLE_Y: 190 return V_008F0C_SQ_SEL_Y; 191 case UTIL_FORMAT_SWIZZLE_Z: 192 return V_008F0C_SQ_SEL_Z; 193 case UTIL_FORMAT_SWIZZLE_W: 194 return V_008F0C_SQ_SEL_W; 195 case UTIL_FORMAT_SWIZZLE_0: 196 return V_008F0C_SQ_SEL_0; 197 case UTIL_FORMAT_SWIZZLE_1: 198 return V_008F0C_SQ_SEL_1; 199 default: /* UTIL_FORMAT_SWIZZLE_X */ 200 return V_008F0C_SQ_SEL_X; 201 } 202} 203 204static uint32_t S_FIXED(float value, uint32_t frac_bits) 205{ 206 return value * (1 << frac_bits); 207} 208 209/* 12.4 fixed-point */ 210static unsigned si_pack_float_12p4(float x) 211{ 212 return x <= 0 ? 0 : 213 x >= 4096 ? 0xffff : x * 16; 214} 215 216/* 217 * inferred framebuffer and blender state 218 */ 219static void si_update_fb_blend_state(struct si_context *sctx) 220{ 221 struct si_pm4_state *pm4; 222 struct si_state_blend *blend = sctx->queued.named.blend; 223 uint32_t mask; 224 225 if (blend == NULL) 226 return; 227 228 pm4 = CALLOC_STRUCT(si_pm4_state); 229 if (pm4 == NULL) 230 return; 231 232 mask = (1ULL << ((unsigned)sctx->framebuffer.state.nr_cbufs * 4)) - 1; 233 mask &= blend->cb_target_mask; 234 si_pm4_set_reg(pm4, R_028238_CB_TARGET_MASK, mask); 235 236 si_pm4_set_state(sctx, fb_blend, pm4); 237} 238 239/* 240 * Blender functions 241 */ 242 243static uint32_t si_translate_blend_function(int blend_func) 244{ 245 switch (blend_func) { 246 case PIPE_BLEND_ADD: 247 return V_028780_COMB_DST_PLUS_SRC; 248 case PIPE_BLEND_SUBTRACT: 249 return V_028780_COMB_SRC_MINUS_DST; 250 case PIPE_BLEND_REVERSE_SUBTRACT: 251 return V_028780_COMB_DST_MINUS_SRC; 252 case PIPE_BLEND_MIN: 253 return V_028780_COMB_MIN_DST_SRC; 254 case PIPE_BLEND_MAX: 255 return V_028780_COMB_MAX_DST_SRC; 256 default: 257 R600_ERR("Unknown blend function %d\n", blend_func); 258 assert(0); 259 break; 260 } 261 return 0; 262} 263 264static uint32_t si_translate_blend_factor(int blend_fact) 265{ 266 switch (blend_fact) { 267 case PIPE_BLENDFACTOR_ONE: 268 return V_028780_BLEND_ONE; 269 case PIPE_BLENDFACTOR_SRC_COLOR: 270 return V_028780_BLEND_SRC_COLOR; 271 case PIPE_BLENDFACTOR_SRC_ALPHA: 272 return V_028780_BLEND_SRC_ALPHA; 273 case PIPE_BLENDFACTOR_DST_ALPHA: 274 return V_028780_BLEND_DST_ALPHA; 275 case PIPE_BLENDFACTOR_DST_COLOR: 276 return V_028780_BLEND_DST_COLOR; 277 case PIPE_BLENDFACTOR_SRC_ALPHA_SATURATE: 278 return V_028780_BLEND_SRC_ALPHA_SATURATE; 279 case PIPE_BLENDFACTOR_CONST_COLOR: 280 return V_028780_BLEND_CONSTANT_COLOR; 281 case PIPE_BLENDFACTOR_CONST_ALPHA: 282 return V_028780_BLEND_CONSTANT_ALPHA; 283 case PIPE_BLENDFACTOR_ZERO: 284 return V_028780_BLEND_ZERO; 285 case PIPE_BLENDFACTOR_INV_SRC_COLOR: 286 return V_028780_BLEND_ONE_MINUS_SRC_COLOR; 287 case PIPE_BLENDFACTOR_INV_SRC_ALPHA: 288 return V_028780_BLEND_ONE_MINUS_SRC_ALPHA; 289 case PIPE_BLENDFACTOR_INV_DST_ALPHA: 290 return V_028780_BLEND_ONE_MINUS_DST_ALPHA; 291 case PIPE_BLENDFACTOR_INV_DST_COLOR: 292 return V_028780_BLEND_ONE_MINUS_DST_COLOR; 293 case PIPE_BLENDFACTOR_INV_CONST_COLOR: 294 return V_028780_BLEND_ONE_MINUS_CONSTANT_COLOR; 295 case PIPE_BLENDFACTOR_INV_CONST_ALPHA: 296 return V_028780_BLEND_ONE_MINUS_CONSTANT_ALPHA; 297 case PIPE_BLENDFACTOR_SRC1_COLOR: 298 return V_028780_BLEND_SRC1_COLOR; 299 case PIPE_BLENDFACTOR_SRC1_ALPHA: 300 return V_028780_BLEND_SRC1_ALPHA; 301 case PIPE_BLENDFACTOR_INV_SRC1_COLOR: 302 return V_028780_BLEND_INV_SRC1_COLOR; 303 case PIPE_BLENDFACTOR_INV_SRC1_ALPHA: 304 return V_028780_BLEND_INV_SRC1_ALPHA; 305 default: 306 R600_ERR("Bad blend factor %d not supported!\n", blend_fact); 307 assert(0); 308 break; 309 } 310 return 0; 311} 312 313static void *si_create_blend_state_mode(struct pipe_context *ctx, 314 const struct pipe_blend_state *state, 315 unsigned mode) 316{ 317 struct si_state_blend *blend = CALLOC_STRUCT(si_state_blend); 318 struct si_pm4_state *pm4 = &blend->pm4; 319 320 uint32_t color_control = 0; 321 322 if (blend == NULL) 323 return NULL; 324 325 blend->alpha_to_one = state->alpha_to_one; 326 327 if (state->logicop_enable) { 328 color_control |= S_028808_ROP3(state->logicop_func | (state->logicop_func << 4)); 329 } else { 330 color_control |= S_028808_ROP3(0xcc); 331 } 332 333 si_pm4_set_reg(pm4, R_028B70_DB_ALPHA_TO_MASK, 334 S_028B70_ALPHA_TO_MASK_ENABLE(state->alpha_to_coverage) | 335 S_028B70_ALPHA_TO_MASK_OFFSET0(2) | 336 S_028B70_ALPHA_TO_MASK_OFFSET1(2) | 337 S_028B70_ALPHA_TO_MASK_OFFSET2(2) | 338 S_028B70_ALPHA_TO_MASK_OFFSET3(2)); 339 340 blend->cb_target_mask = 0; 341 for (int i = 0; i < 8; i++) { 342 /* state->rt entries > 0 only written if independent blending */ 343 const int j = state->independent_blend_enable ? i : 0; 344 345 unsigned eqRGB = state->rt[j].rgb_func; 346 unsigned srcRGB = state->rt[j].rgb_src_factor; 347 unsigned dstRGB = state->rt[j].rgb_dst_factor; 348 unsigned eqA = state->rt[j].alpha_func; 349 unsigned srcA = state->rt[j].alpha_src_factor; 350 unsigned dstA = state->rt[j].alpha_dst_factor; 351 352 unsigned blend_cntl = 0; 353 354 /* we pretend 8 buffer are used, CB_SHADER_MASK will disable unused one */ 355 blend->cb_target_mask |= state->rt[j].colormask << (4 * i); 356 357 if (!state->rt[j].blend_enable) { 358 si_pm4_set_reg(pm4, R_028780_CB_BLEND0_CONTROL + i * 4, blend_cntl); 359 continue; 360 } 361 362 blend_cntl |= S_028780_ENABLE(1); 363 blend_cntl |= S_028780_COLOR_COMB_FCN(si_translate_blend_function(eqRGB)); 364 blend_cntl |= S_028780_COLOR_SRCBLEND(si_translate_blend_factor(srcRGB)); 365 blend_cntl |= S_028780_COLOR_DESTBLEND(si_translate_blend_factor(dstRGB)); 366 367 if (srcA != srcRGB || dstA != dstRGB || eqA != eqRGB) { 368 blend_cntl |= S_028780_SEPARATE_ALPHA_BLEND(1); 369 blend_cntl |= S_028780_ALPHA_COMB_FCN(si_translate_blend_function(eqA)); 370 blend_cntl |= S_028780_ALPHA_SRCBLEND(si_translate_blend_factor(srcA)); 371 blend_cntl |= S_028780_ALPHA_DESTBLEND(si_translate_blend_factor(dstA)); 372 } 373 si_pm4_set_reg(pm4, R_028780_CB_BLEND0_CONTROL + i * 4, blend_cntl); 374 } 375 376 if (blend->cb_target_mask) { 377 color_control |= S_028808_MODE(mode); 378 } else { 379 color_control |= S_028808_MODE(V_028808_CB_DISABLE); 380 } 381 si_pm4_set_reg(pm4, R_028808_CB_COLOR_CONTROL, color_control); 382 383 return blend; 384} 385 386static void *si_create_blend_state(struct pipe_context *ctx, 387 const struct pipe_blend_state *state) 388{ 389 return si_create_blend_state_mode(ctx, state, V_028808_CB_NORMAL); 390} 391 392static void si_bind_blend_state(struct pipe_context *ctx, void *state) 393{ 394 struct si_context *sctx = (struct si_context *)ctx; 395 si_pm4_bind_state(sctx, blend, (struct si_state_blend *)state); 396 si_update_fb_blend_state(sctx); 397} 398 399static void si_delete_blend_state(struct pipe_context *ctx, void *state) 400{ 401 struct si_context *sctx = (struct si_context *)ctx; 402 si_pm4_delete_state(sctx, blend, (struct si_state_blend *)state); 403} 404 405static void si_set_blend_color(struct pipe_context *ctx, 406 const struct pipe_blend_color *state) 407{ 408 struct si_context *sctx = (struct si_context *)ctx; 409 struct si_pm4_state *pm4 = CALLOC_STRUCT(si_pm4_state); 410 411 if (pm4 == NULL) 412 return; 413 414 si_pm4_set_reg(pm4, R_028414_CB_BLEND_RED, fui(state->color[0])); 415 si_pm4_set_reg(pm4, R_028418_CB_BLEND_GREEN, fui(state->color[1])); 416 si_pm4_set_reg(pm4, R_02841C_CB_BLEND_BLUE, fui(state->color[2])); 417 si_pm4_set_reg(pm4, R_028420_CB_BLEND_ALPHA, fui(state->color[3])); 418 419 si_pm4_set_state(sctx, blend_color, pm4); 420} 421 422/* 423 * Clipping, scissors and viewport 424 */ 425 426static void si_set_clip_state(struct pipe_context *ctx, 427 const struct pipe_clip_state *state) 428{ 429 struct si_context *sctx = (struct si_context *)ctx; 430 struct si_pm4_state *pm4 = CALLOC_STRUCT(si_pm4_state); 431 struct pipe_constant_buffer cb; 432 433 if (pm4 == NULL) 434 return; 435 436 for (int i = 0; i < 6; i++) { 437 si_pm4_set_reg(pm4, R_0285BC_PA_CL_UCP_0_X + i * 16, 438 fui(state->ucp[i][0])); 439 si_pm4_set_reg(pm4, R_0285C0_PA_CL_UCP_0_Y + i * 16, 440 fui(state->ucp[i][1])); 441 si_pm4_set_reg(pm4, R_0285C4_PA_CL_UCP_0_Z + i * 16, 442 fui(state->ucp[i][2])); 443 si_pm4_set_reg(pm4, R_0285C8_PA_CL_UCP_0_W + i * 16, 444 fui(state->ucp[i][3])); 445 } 446 447 cb.buffer = NULL; 448 cb.user_buffer = state->ucp; 449 cb.buffer_offset = 0; 450 cb.buffer_size = 4*4*8; 451 ctx->set_constant_buffer(ctx, PIPE_SHADER_VERTEX, SI_DRIVER_STATE_CONST_BUF, &cb); 452 pipe_resource_reference(&cb.buffer, NULL); 453 454 si_pm4_set_state(sctx, clip, pm4); 455} 456 457static void si_set_scissor_states(struct pipe_context *ctx, 458 unsigned start_slot, 459 unsigned num_scissors, 460 const struct pipe_scissor_state *state) 461{ 462 struct si_context *sctx = (struct si_context *)ctx; 463 struct si_state_scissor *scissor = CALLOC_STRUCT(si_state_scissor); 464 struct si_pm4_state *pm4 = &scissor->pm4; 465 466 if (scissor == NULL) 467 return; 468 469 scissor->scissor = *state; 470 si_pm4_set_reg(pm4, R_028250_PA_SC_VPORT_SCISSOR_0_TL, 471 S_028250_TL_X(state->minx) | S_028250_TL_Y(state->miny) | 472 S_028250_WINDOW_OFFSET_DISABLE(1)); 473 si_pm4_set_reg(pm4, R_028254_PA_SC_VPORT_SCISSOR_0_BR, 474 S_028254_BR_X(state->maxx) | S_028254_BR_Y(state->maxy)); 475 476 si_pm4_set_state(sctx, scissor, scissor); 477} 478 479static void si_set_viewport_states(struct pipe_context *ctx, 480 unsigned start_slot, 481 unsigned num_viewports, 482 const struct pipe_viewport_state *state) 483{ 484 struct si_context *sctx = (struct si_context *)ctx; 485 struct si_state_viewport *viewport = CALLOC_STRUCT(si_state_viewport); 486 struct si_pm4_state *pm4 = &viewport->pm4; 487 488 if (viewport == NULL) 489 return; 490 491 viewport->viewport = *state; 492 si_pm4_set_reg(pm4, R_02843C_PA_CL_VPORT_XSCALE_0, fui(state->scale[0])); 493 si_pm4_set_reg(pm4, R_028440_PA_CL_VPORT_XOFFSET_0, fui(state->translate[0])); 494 si_pm4_set_reg(pm4, R_028444_PA_CL_VPORT_YSCALE_0, fui(state->scale[1])); 495 si_pm4_set_reg(pm4, R_028448_PA_CL_VPORT_YOFFSET_0, fui(state->translate[1])); 496 si_pm4_set_reg(pm4, R_02844C_PA_CL_VPORT_ZSCALE_0, fui(state->scale[2])); 497 si_pm4_set_reg(pm4, R_028450_PA_CL_VPORT_ZOFFSET_0, fui(state->translate[2])); 498 499 si_pm4_set_state(sctx, viewport, viewport); 500} 501 502/* 503 * inferred state between framebuffer and rasterizer 504 */ 505static void si_update_fb_rs_state(struct si_context *sctx) 506{ 507 struct si_state_rasterizer *rs = sctx->queued.named.rasterizer; 508 struct si_pm4_state *pm4; 509 float offset_units; 510 511 if (!rs || !sctx->framebuffer.state.zsbuf) 512 return; 513 514 offset_units = sctx->queued.named.rasterizer->offset_units; 515 switch (sctx->framebuffer.state.zsbuf->texture->format) { 516 case PIPE_FORMAT_S8_UINT_Z24_UNORM: 517 case PIPE_FORMAT_X8Z24_UNORM: 518 case PIPE_FORMAT_Z24X8_UNORM: 519 case PIPE_FORMAT_Z24_UNORM_S8_UINT: 520 offset_units *= 2.0f; 521 break; 522 case PIPE_FORMAT_Z32_FLOAT: 523 case PIPE_FORMAT_Z32_FLOAT_S8X24_UINT: 524 offset_units *= 1.0f; 525 break; 526 case PIPE_FORMAT_Z16_UNORM: 527 offset_units *= 4.0f; 528 break; 529 default: 530 return; 531 } 532 533 pm4 = CALLOC_STRUCT(si_pm4_state); 534 535 if (pm4 == NULL) 536 return; 537 538 /* FIXME some of those reg can be computed with cso */ 539 si_pm4_set_reg(pm4, R_028B80_PA_SU_POLY_OFFSET_FRONT_SCALE, 540 fui(sctx->queued.named.rasterizer->offset_scale)); 541 si_pm4_set_reg(pm4, R_028B84_PA_SU_POLY_OFFSET_FRONT_OFFSET, fui(offset_units)); 542 si_pm4_set_reg(pm4, R_028B88_PA_SU_POLY_OFFSET_BACK_SCALE, 543 fui(sctx->queued.named.rasterizer->offset_scale)); 544 si_pm4_set_reg(pm4, R_028B8C_PA_SU_POLY_OFFSET_BACK_OFFSET, fui(offset_units)); 545 546 si_pm4_set_state(sctx, fb_rs, pm4); 547} 548 549/* 550 * Rasterizer 551 */ 552 553static uint32_t si_translate_fill(uint32_t func) 554{ 555 switch(func) { 556 case PIPE_POLYGON_MODE_FILL: 557 return V_028814_X_DRAW_TRIANGLES; 558 case PIPE_POLYGON_MODE_LINE: 559 return V_028814_X_DRAW_LINES; 560 case PIPE_POLYGON_MODE_POINT: 561 return V_028814_X_DRAW_POINTS; 562 default: 563 assert(0); 564 return V_028814_X_DRAW_POINTS; 565 } 566} 567 568static void *si_create_rs_state(struct pipe_context *ctx, 569 const struct pipe_rasterizer_state *state) 570{ 571 struct si_state_rasterizer *rs = CALLOC_STRUCT(si_state_rasterizer); 572 struct si_pm4_state *pm4 = &rs->pm4; 573 unsigned tmp; 574 unsigned prov_vtx = 1, polygon_dual_mode; 575 float psize_min, psize_max; 576 577 if (rs == NULL) { 578 return NULL; 579 } 580 581 rs->two_side = state->light_twoside; 582 rs->multisample_enable = state->multisample; 583 rs->clip_plane_enable = state->clip_plane_enable; 584 rs->line_stipple_enable = state->line_stipple_enable; 585 586 polygon_dual_mode = (state->fill_front != PIPE_POLYGON_MODE_FILL || 587 state->fill_back != PIPE_POLYGON_MODE_FILL); 588 589 if (state->flatshade_first) 590 prov_vtx = 0; 591 592 rs->flatshade = state->flatshade; 593 rs->sprite_coord_enable = state->sprite_coord_enable; 594 rs->pa_sc_line_stipple = state->line_stipple_enable ? 595 S_028A0C_LINE_PATTERN(state->line_stipple_pattern) | 596 S_028A0C_REPEAT_COUNT(state->line_stipple_factor) : 0; 597 rs->pa_su_sc_mode_cntl = 598 S_028814_PROVOKING_VTX_LAST(prov_vtx) | 599 S_028814_CULL_FRONT(state->rasterizer_discard || (state->cull_face & PIPE_FACE_FRONT) ? 1 : 0) | 600 S_028814_CULL_BACK(state->rasterizer_discard || (state->cull_face & PIPE_FACE_BACK) ? 1 : 0) | 601 S_028814_FACE(!state->front_ccw) | 602 S_028814_POLY_OFFSET_FRONT_ENABLE(util_get_offset(state, state->fill_front)) | 603 S_028814_POLY_OFFSET_BACK_ENABLE(util_get_offset(state, state->fill_back)) | 604 S_028814_POLY_OFFSET_PARA_ENABLE(state->offset_point || state->offset_line) | 605 S_028814_POLY_MODE(polygon_dual_mode) | 606 S_028814_POLYMODE_FRONT_PTYPE(si_translate_fill(state->fill_front)) | 607 S_028814_POLYMODE_BACK_PTYPE(si_translate_fill(state->fill_back)); 608 rs->pa_cl_clip_cntl = 609 S_028810_PS_UCP_MODE(3) | 610 S_028810_DX_CLIP_SPACE_DEF(state->clip_halfz) | 611 S_028810_ZCLIP_NEAR_DISABLE(!state->depth_clip) | 612 S_028810_ZCLIP_FAR_DISABLE(!state->depth_clip) | 613 S_028810_DX_RASTERIZATION_KILL(state->rasterizer_discard) | 614 S_028810_DX_LINEAR_ATTR_CLIP_ENA(1); 615 616 /* offset */ 617 rs->offset_units = state->offset_units; 618 rs->offset_scale = state->offset_scale * 12.0f; 619 620 tmp = S_0286D4_FLAT_SHADE_ENA(1); 621 if (state->sprite_coord_enable) { 622 tmp |= S_0286D4_PNT_SPRITE_ENA(1) | 623 S_0286D4_PNT_SPRITE_OVRD_X(V_0286D4_SPI_PNT_SPRITE_SEL_S) | 624 S_0286D4_PNT_SPRITE_OVRD_Y(V_0286D4_SPI_PNT_SPRITE_SEL_T) | 625 S_0286D4_PNT_SPRITE_OVRD_Z(V_0286D4_SPI_PNT_SPRITE_SEL_0) | 626 S_0286D4_PNT_SPRITE_OVRD_W(V_0286D4_SPI_PNT_SPRITE_SEL_1); 627 if (state->sprite_coord_mode != PIPE_SPRITE_COORD_UPPER_LEFT) { 628 tmp |= S_0286D4_PNT_SPRITE_TOP_1(1); 629 } 630 } 631 si_pm4_set_reg(pm4, R_0286D4_SPI_INTERP_CONTROL_0, tmp); 632 633 /* point size 12.4 fixed point */ 634 tmp = (unsigned)(state->point_size * 8.0); 635 si_pm4_set_reg(pm4, R_028A00_PA_SU_POINT_SIZE, S_028A00_HEIGHT(tmp) | S_028A00_WIDTH(tmp)); 636 637 if (state->point_size_per_vertex) { 638 psize_min = util_get_min_point_size(state); 639 psize_max = 8192; 640 } else { 641 /* Force the point size to be as if the vertex output was disabled. */ 642 psize_min = state->point_size; 643 psize_max = state->point_size; 644 } 645 /* Divide by two, because 0.5 = 1 pixel. */ 646 si_pm4_set_reg(pm4, R_028A04_PA_SU_POINT_MINMAX, 647 S_028A04_MIN_SIZE(si_pack_float_12p4(psize_min/2)) | 648 S_028A04_MAX_SIZE(si_pack_float_12p4(psize_max/2))); 649 650 tmp = (unsigned)state->line_width * 8; 651 si_pm4_set_reg(pm4, R_028A08_PA_SU_LINE_CNTL, S_028A08_WIDTH(tmp)); 652 si_pm4_set_reg(pm4, R_028A48_PA_SC_MODE_CNTL_0, 653 S_028A48_LINE_STIPPLE_ENABLE(state->line_stipple_enable) | 654 S_028A48_MSAA_ENABLE(state->multisample) | 655 S_028A48_VPORT_SCISSOR_ENABLE(state->scissor)); 656 657 si_pm4_set_reg(pm4, R_028BE4_PA_SU_VTX_CNTL, 658 S_028BE4_PIX_CENTER(state->half_pixel_center) | 659 S_028BE4_QUANT_MODE(V_028BE4_X_16_8_FIXED_POINT_1_256TH)); 660 661 si_pm4_set_reg(pm4, R_028B7C_PA_SU_POLY_OFFSET_CLAMP, fui(state->offset_clamp)); 662 663 return rs; 664} 665 666static void si_bind_rs_state(struct pipe_context *ctx, void *state) 667{ 668 struct si_context *sctx = (struct si_context *)ctx; 669 struct si_state_rasterizer *old_rs = 670 (struct si_state_rasterizer*)sctx->queued.named.rasterizer; 671 struct si_state_rasterizer *rs = (struct si_state_rasterizer *)state; 672 673 if (state == NULL) 674 return; 675 676 // TODO 677 sctx->sprite_coord_enable = rs->sprite_coord_enable; 678 sctx->pa_sc_line_stipple = rs->pa_sc_line_stipple; 679 sctx->pa_su_sc_mode_cntl = rs->pa_su_sc_mode_cntl; 680 681 if (sctx->framebuffer.nr_samples > 1 && 682 (!old_rs || old_rs->multisample_enable != rs->multisample_enable)) 683 sctx->db_render_state.dirty = true; 684 685 si_pm4_bind_state(sctx, rasterizer, rs); 686 si_update_fb_rs_state(sctx); 687} 688 689static void si_delete_rs_state(struct pipe_context *ctx, void *state) 690{ 691 struct si_context *sctx = (struct si_context *)ctx; 692 si_pm4_delete_state(sctx, rasterizer, (struct si_state_rasterizer *)state); 693} 694 695/* 696 * infeered state between dsa and stencil ref 697 */ 698static void si_update_dsa_stencil_ref(struct si_context *sctx) 699{ 700 struct si_pm4_state *pm4 = CALLOC_STRUCT(si_pm4_state); 701 struct pipe_stencil_ref *ref = &sctx->stencil_ref; 702 struct si_state_dsa *dsa = sctx->queued.named.dsa; 703 704 if (pm4 == NULL) 705 return; 706 707 si_pm4_set_reg(pm4, R_028430_DB_STENCILREFMASK, 708 S_028430_STENCILTESTVAL(ref->ref_value[0]) | 709 S_028430_STENCILMASK(dsa->valuemask[0]) | 710 S_028430_STENCILWRITEMASK(dsa->writemask[0]) | 711 S_028430_STENCILOPVAL(1)); 712 si_pm4_set_reg(pm4, R_028434_DB_STENCILREFMASK_BF, 713 S_028434_STENCILTESTVAL_BF(ref->ref_value[1]) | 714 S_028434_STENCILMASK_BF(dsa->valuemask[1]) | 715 S_028434_STENCILWRITEMASK_BF(dsa->writemask[1]) | 716 S_028434_STENCILOPVAL_BF(1)); 717 718 si_pm4_set_state(sctx, dsa_stencil_ref, pm4); 719} 720 721static void si_set_pipe_stencil_ref(struct pipe_context *ctx, 722 const struct pipe_stencil_ref *state) 723{ 724 struct si_context *sctx = (struct si_context *)ctx; 725 sctx->stencil_ref = *state; 726 si_update_dsa_stencil_ref(sctx); 727} 728 729 730/* 731 * DSA 732 */ 733 734static uint32_t si_translate_stencil_op(int s_op) 735{ 736 switch (s_op) { 737 case PIPE_STENCIL_OP_KEEP: 738 return V_02842C_STENCIL_KEEP; 739 case PIPE_STENCIL_OP_ZERO: 740 return V_02842C_STENCIL_ZERO; 741 case PIPE_STENCIL_OP_REPLACE: 742 return V_02842C_STENCIL_REPLACE_TEST; 743 case PIPE_STENCIL_OP_INCR: 744 return V_02842C_STENCIL_ADD_CLAMP; 745 case PIPE_STENCIL_OP_DECR: 746 return V_02842C_STENCIL_SUB_CLAMP; 747 case PIPE_STENCIL_OP_INCR_WRAP: 748 return V_02842C_STENCIL_ADD_WRAP; 749 case PIPE_STENCIL_OP_DECR_WRAP: 750 return V_02842C_STENCIL_SUB_WRAP; 751 case PIPE_STENCIL_OP_INVERT: 752 return V_02842C_STENCIL_INVERT; 753 default: 754 R600_ERR("Unknown stencil op %d", s_op); 755 assert(0); 756 break; 757 } 758 return 0; 759} 760 761static void *si_create_dsa_state(struct pipe_context *ctx, 762 const struct pipe_depth_stencil_alpha_state *state) 763{ 764 struct si_state_dsa *dsa = CALLOC_STRUCT(si_state_dsa); 765 struct si_pm4_state *pm4 = &dsa->pm4; 766 unsigned db_depth_control; 767 uint32_t db_stencil_control = 0; 768 769 if (dsa == NULL) { 770 return NULL; 771 } 772 773 dsa->valuemask[0] = state->stencil[0].valuemask; 774 dsa->valuemask[1] = state->stencil[1].valuemask; 775 dsa->writemask[0] = state->stencil[0].writemask; 776 dsa->writemask[1] = state->stencil[1].writemask; 777 778 db_depth_control = S_028800_Z_ENABLE(state->depth.enabled) | 779 S_028800_Z_WRITE_ENABLE(state->depth.writemask) | 780 S_028800_ZFUNC(state->depth.func); 781 782 /* stencil */ 783 if (state->stencil[0].enabled) { 784 db_depth_control |= S_028800_STENCIL_ENABLE(1); 785 db_depth_control |= S_028800_STENCILFUNC(state->stencil[0].func); 786 db_stencil_control |= S_02842C_STENCILFAIL(si_translate_stencil_op(state->stencil[0].fail_op)); 787 db_stencil_control |= S_02842C_STENCILZPASS(si_translate_stencil_op(state->stencil[0].zpass_op)); 788 db_stencil_control |= S_02842C_STENCILZFAIL(si_translate_stencil_op(state->stencil[0].zfail_op)); 789 790 if (state->stencil[1].enabled) { 791 db_depth_control |= S_028800_BACKFACE_ENABLE(1); 792 db_depth_control |= S_028800_STENCILFUNC_BF(state->stencil[1].func); 793 db_stencil_control |= S_02842C_STENCILFAIL_BF(si_translate_stencil_op(state->stencil[1].fail_op)); 794 db_stencil_control |= S_02842C_STENCILZPASS_BF(si_translate_stencil_op(state->stencil[1].zpass_op)); 795 db_stencil_control |= S_02842C_STENCILZFAIL_BF(si_translate_stencil_op(state->stencil[1].zfail_op)); 796 } 797 } 798 799 /* alpha */ 800 if (state->alpha.enabled) { 801 dsa->alpha_func = state->alpha.func; 802 dsa->alpha_ref = state->alpha.ref_value; 803 804 si_pm4_set_reg(pm4, R_00B030_SPI_SHADER_USER_DATA_PS_0 + 805 SI_SGPR_ALPHA_REF * 4, fui(dsa->alpha_ref)); 806 } else { 807 dsa->alpha_func = PIPE_FUNC_ALWAYS; 808 } 809 810 /* misc */ 811 si_pm4_set_reg(pm4, R_028800_DB_DEPTH_CONTROL, db_depth_control); 812 si_pm4_set_reg(pm4, R_02842C_DB_STENCIL_CONTROL, db_stencil_control); 813 814 return dsa; 815} 816 817static void si_bind_dsa_state(struct pipe_context *ctx, void *state) 818{ 819 struct si_context *sctx = (struct si_context *)ctx; 820 struct si_state_dsa *dsa = state; 821 822 if (state == NULL) 823 return; 824 825 si_pm4_bind_state(sctx, dsa, dsa); 826 si_update_dsa_stencil_ref(sctx); 827} 828 829static void si_delete_dsa_state(struct pipe_context *ctx, void *state) 830{ 831 struct si_context *sctx = (struct si_context *)ctx; 832 si_pm4_delete_state(sctx, dsa, (struct si_state_dsa *)state); 833} 834 835static void *si_create_db_flush_dsa(struct si_context *sctx) 836{ 837 struct pipe_depth_stencil_alpha_state dsa = {}; 838 839 return sctx->b.b.create_depth_stencil_alpha_state(&sctx->b.b, &dsa); 840} 841 842/* DB RENDER STATE */ 843 844static void si_set_occlusion_query_state(struct pipe_context *ctx, bool enable) 845{ 846 struct si_context *sctx = (struct si_context*)ctx; 847 848 sctx->db_render_state.dirty = true; 849} 850 851static void si_emit_db_render_state(struct si_context *sctx, struct r600_atom *state) 852{ 853 struct radeon_winsys_cs *cs = sctx->b.rings.gfx.cs; 854 struct si_state_rasterizer *rs = sctx->queued.named.rasterizer; 855 unsigned db_shader_control; 856 857 r600_write_context_reg_seq(cs, R_028000_DB_RENDER_CONTROL, 2); 858 859 /* DB_RENDER_CONTROL */ 860 if (sctx->dbcb_depth_copy_enabled || 861 sctx->dbcb_stencil_copy_enabled) { 862 radeon_emit(cs, 863 S_028000_DEPTH_COPY(sctx->dbcb_depth_copy_enabled) | 864 S_028000_STENCIL_COPY(sctx->dbcb_stencil_copy_enabled) | 865 S_028000_COPY_CENTROID(1) | 866 S_028000_COPY_SAMPLE(sctx->dbcb_copy_sample)); 867 } else if (sctx->db_inplace_flush_enabled) { 868 radeon_emit(cs, 869 S_028000_DEPTH_COMPRESS_DISABLE(1) | 870 S_028000_STENCIL_COMPRESS_DISABLE(1)); 871 } else if (sctx->db_depth_clear) { 872 radeon_emit(cs, S_028000_DEPTH_CLEAR_ENABLE(1)); 873 } else { 874 radeon_emit(cs, 0); 875 } 876 877 /* DB_COUNT_CONTROL (occlusion queries) */ 878 if (sctx->b.num_occlusion_queries > 0) { 879 if (sctx->b.chip_class >= CIK) { 880 radeon_emit(cs, 881 S_028004_PERFECT_ZPASS_COUNTS(1) | 882 S_028004_SAMPLE_RATE(sctx->framebuffer.log_samples) | 883 S_028004_ZPASS_ENABLE(1) | 884 S_028004_SLICE_EVEN_ENABLE(1) | 885 S_028004_SLICE_ODD_ENABLE(1)); 886 } else { 887 radeon_emit(cs, 888 S_028004_PERFECT_ZPASS_COUNTS(1) | 889 S_028004_SAMPLE_RATE(sctx->framebuffer.log_samples)); 890 } 891 } else { 892 /* Disable occlusion queries. */ 893 if (sctx->b.chip_class >= CIK) { 894 radeon_emit(cs, 0); 895 } else { 896 radeon_emit(cs, S_028004_ZPASS_INCREMENT_DISABLE(1)); 897 } 898 } 899 900 /* DB_RENDER_OVERRIDE2 */ 901 if (sctx->db_depth_disable_expclear) { 902 r600_write_context_reg(cs, R_028010_DB_RENDER_OVERRIDE2, 903 S_028010_DISABLE_ZMASK_EXPCLEAR_OPTIMIZATION(1)); 904 } else { 905 r600_write_context_reg(cs, R_028010_DB_RENDER_OVERRIDE2, 0); 906 } 907 908 db_shader_control = S_02880C_Z_ORDER(V_02880C_EARLY_Z_THEN_LATE_Z) | 909 S_02880C_ALPHA_TO_MASK_DISABLE(sctx->framebuffer.cb0_is_integer) | 910 sctx->ps_db_shader_control; 911 912 /* Disable the gl_SampleMask fragment shader output if MSAA is disabled. */ 913 if (sctx->framebuffer.nr_samples <= 1 || (rs && !rs->multisample_enable)) 914 db_shader_control &= C_02880C_MASK_EXPORT_ENABLE; 915 916 r600_write_context_reg(cs, R_02880C_DB_SHADER_CONTROL, 917 db_shader_control); 918} 919 920/* 921 * format translation 922 */ 923static uint32_t si_translate_colorformat(enum pipe_format format) 924{ 925 const struct util_format_description *desc = util_format_description(format); 926 927#define HAS_SIZE(x,y,z,w) \ 928 (desc->channel[0].size == (x) && desc->channel[1].size == (y) && \ 929 desc->channel[2].size == (z) && desc->channel[3].size == (w)) 930 931 if (format == PIPE_FORMAT_R11G11B10_FLOAT) /* isn't plain */ 932 return V_028C70_COLOR_10_11_11; 933 934 if (desc->layout != UTIL_FORMAT_LAYOUT_PLAIN) 935 return V_028C70_COLOR_INVALID; 936 937 switch (desc->nr_channels) { 938 case 1: 939 switch (desc->channel[0].size) { 940 case 8: 941 return V_028C70_COLOR_8; 942 case 16: 943 return V_028C70_COLOR_16; 944 case 32: 945 return V_028C70_COLOR_32; 946 } 947 break; 948 case 2: 949 if (desc->channel[0].size == desc->channel[1].size) { 950 switch (desc->channel[0].size) { 951 case 8: 952 return V_028C70_COLOR_8_8; 953 case 16: 954 return V_028C70_COLOR_16_16; 955 case 32: 956 return V_028C70_COLOR_32_32; 957 } 958 } else if (HAS_SIZE(8,24,0,0)) { 959 return V_028C70_COLOR_24_8; 960 } else if (HAS_SIZE(24,8,0,0)) { 961 return V_028C70_COLOR_8_24; 962 } 963 break; 964 case 3: 965 if (HAS_SIZE(5,6,5,0)) { 966 return V_028C70_COLOR_5_6_5; 967 } else if (HAS_SIZE(32,8,24,0)) { 968 return V_028C70_COLOR_X24_8_32_FLOAT; 969 } 970 break; 971 case 4: 972 if (desc->channel[0].size == desc->channel[1].size && 973 desc->channel[0].size == desc->channel[2].size && 974 desc->channel[0].size == desc->channel[3].size) { 975 switch (desc->channel[0].size) { 976 case 4: 977 return V_028C70_COLOR_4_4_4_4; 978 case 8: 979 return V_028C70_COLOR_8_8_8_8; 980 case 16: 981 return V_028C70_COLOR_16_16_16_16; 982 case 32: 983 return V_028C70_COLOR_32_32_32_32; 984 } 985 } else if (HAS_SIZE(5,5,5,1)) { 986 return V_028C70_COLOR_1_5_5_5; 987 } else if (HAS_SIZE(10,10,10,2)) { 988 return V_028C70_COLOR_2_10_10_10; 989 } 990 break; 991 } 992 return V_028C70_COLOR_INVALID; 993} 994 995static uint32_t si_colorformat_endian_swap(uint32_t colorformat) 996{ 997 if (SI_BIG_ENDIAN) { 998 switch(colorformat) { 999 /* 8-bit buffers. */ 1000 case V_028C70_COLOR_8: 1001 return V_028C70_ENDIAN_NONE; 1002 1003 /* 16-bit buffers. */ 1004 case V_028C70_COLOR_5_6_5: 1005 case V_028C70_COLOR_1_5_5_5: 1006 case V_028C70_COLOR_4_4_4_4: 1007 case V_028C70_COLOR_16: 1008 case V_028C70_COLOR_8_8: 1009 return V_028C70_ENDIAN_8IN16; 1010 1011 /* 32-bit buffers. */ 1012 case V_028C70_COLOR_8_8_8_8: 1013 case V_028C70_COLOR_2_10_10_10: 1014 case V_028C70_COLOR_8_24: 1015 case V_028C70_COLOR_24_8: 1016 case V_028C70_COLOR_16_16: 1017 return V_028C70_ENDIAN_8IN32; 1018 1019 /* 64-bit buffers. */ 1020 case V_028C70_COLOR_16_16_16_16: 1021 return V_028C70_ENDIAN_8IN16; 1022 1023 case V_028C70_COLOR_32_32: 1024 return V_028C70_ENDIAN_8IN32; 1025 1026 /* 128-bit buffers. */ 1027 case V_028C70_COLOR_32_32_32_32: 1028 return V_028C70_ENDIAN_8IN32; 1029 default: 1030 return V_028C70_ENDIAN_NONE; /* Unsupported. */ 1031 } 1032 } else { 1033 return V_028C70_ENDIAN_NONE; 1034 } 1035} 1036 1037/* Returns the size in bits of the widest component of a CB format */ 1038static unsigned si_colorformat_max_comp_size(uint32_t colorformat) 1039{ 1040 switch(colorformat) { 1041 case V_028C70_COLOR_4_4_4_4: 1042 return 4; 1043 1044 case V_028C70_COLOR_1_5_5_5: 1045 case V_028C70_COLOR_5_5_5_1: 1046 return 5; 1047 1048 case V_028C70_COLOR_5_6_5: 1049 return 6; 1050 1051 case V_028C70_COLOR_8: 1052 case V_028C70_COLOR_8_8: 1053 case V_028C70_COLOR_8_8_8_8: 1054 return 8; 1055 1056 case V_028C70_COLOR_10_10_10_2: 1057 case V_028C70_COLOR_2_10_10_10: 1058 return 10; 1059 1060 case V_028C70_COLOR_10_11_11: 1061 case V_028C70_COLOR_11_11_10: 1062 return 11; 1063 1064 case V_028C70_COLOR_16: 1065 case V_028C70_COLOR_16_16: 1066 case V_028C70_COLOR_16_16_16_16: 1067 return 16; 1068 1069 case V_028C70_COLOR_8_24: 1070 case V_028C70_COLOR_24_8: 1071 return 24; 1072 1073 case V_028C70_COLOR_32: 1074 case V_028C70_COLOR_32_32: 1075 case V_028C70_COLOR_32_32_32_32: 1076 case V_028C70_COLOR_X24_8_32_FLOAT: 1077 return 32; 1078 } 1079 1080 assert(!"Unknown maximum component size"); 1081 return 0; 1082} 1083 1084static uint32_t si_translate_dbformat(enum pipe_format format) 1085{ 1086 switch (format) { 1087 case PIPE_FORMAT_Z16_UNORM: 1088 return V_028040_Z_16; 1089 case PIPE_FORMAT_S8_UINT_Z24_UNORM: 1090 case PIPE_FORMAT_X8Z24_UNORM: 1091 case PIPE_FORMAT_Z24X8_UNORM: 1092 case PIPE_FORMAT_Z24_UNORM_S8_UINT: 1093 return V_028040_Z_24; /* deprecated on SI */ 1094 case PIPE_FORMAT_Z32_FLOAT: 1095 case PIPE_FORMAT_Z32_FLOAT_S8X24_UINT: 1096 return V_028040_Z_32_FLOAT; 1097 default: 1098 return V_028040_Z_INVALID; 1099 } 1100} 1101 1102/* 1103 * Texture translation 1104 */ 1105 1106static uint32_t si_translate_texformat(struct pipe_screen *screen, 1107 enum pipe_format format, 1108 const struct util_format_description *desc, 1109 int first_non_void) 1110{ 1111 struct si_screen *sscreen = (struct si_screen*)screen; 1112 bool enable_s3tc = sscreen->b.info.drm_minor >= 31; 1113 boolean uniform = TRUE; 1114 int i; 1115 1116 /* Colorspace (return non-RGB formats directly). */ 1117 switch (desc->colorspace) { 1118 /* Depth stencil formats */ 1119 case UTIL_FORMAT_COLORSPACE_ZS: 1120 switch (format) { 1121 case PIPE_FORMAT_Z16_UNORM: 1122 return V_008F14_IMG_DATA_FORMAT_16; 1123 case PIPE_FORMAT_X24S8_UINT: 1124 case PIPE_FORMAT_Z24X8_UNORM: 1125 case PIPE_FORMAT_Z24_UNORM_S8_UINT: 1126 return V_008F14_IMG_DATA_FORMAT_8_24; 1127 case PIPE_FORMAT_X8Z24_UNORM: 1128 case PIPE_FORMAT_S8X24_UINT: 1129 case PIPE_FORMAT_S8_UINT_Z24_UNORM: 1130 return V_008F14_IMG_DATA_FORMAT_24_8; 1131 case PIPE_FORMAT_S8_UINT: 1132 return V_008F14_IMG_DATA_FORMAT_8; 1133 case PIPE_FORMAT_Z32_FLOAT: 1134 return V_008F14_IMG_DATA_FORMAT_32; 1135 case PIPE_FORMAT_X32_S8X24_UINT: 1136 case PIPE_FORMAT_Z32_FLOAT_S8X24_UINT: 1137 return V_008F14_IMG_DATA_FORMAT_X24_8_32; 1138 default: 1139 goto out_unknown; 1140 } 1141 1142 case UTIL_FORMAT_COLORSPACE_YUV: 1143 goto out_unknown; /* TODO */ 1144 1145 case UTIL_FORMAT_COLORSPACE_SRGB: 1146 if (desc->nr_channels != 4 && desc->nr_channels != 1) 1147 goto out_unknown; 1148 break; 1149 1150 default: 1151 break; 1152 } 1153 1154 if (desc->layout == UTIL_FORMAT_LAYOUT_RGTC) { 1155 if (!enable_s3tc) 1156 goto out_unknown; 1157 1158 switch (format) { 1159 case PIPE_FORMAT_RGTC1_SNORM: 1160 case PIPE_FORMAT_LATC1_SNORM: 1161 case PIPE_FORMAT_RGTC1_UNORM: 1162 case PIPE_FORMAT_LATC1_UNORM: 1163 return V_008F14_IMG_DATA_FORMAT_BC4; 1164 case PIPE_FORMAT_RGTC2_SNORM: 1165 case PIPE_FORMAT_LATC2_SNORM: 1166 case PIPE_FORMAT_RGTC2_UNORM: 1167 case PIPE_FORMAT_LATC2_UNORM: 1168 return V_008F14_IMG_DATA_FORMAT_BC5; 1169 default: 1170 goto out_unknown; 1171 } 1172 } 1173 1174 if (desc->layout == UTIL_FORMAT_LAYOUT_BPTC) { 1175 if (!enable_s3tc) 1176 goto out_unknown; 1177 1178 switch (format) { 1179 case PIPE_FORMAT_BPTC_RGBA_UNORM: 1180 case PIPE_FORMAT_BPTC_SRGBA: 1181 return V_008F14_IMG_DATA_FORMAT_BC7; 1182 case PIPE_FORMAT_BPTC_RGB_FLOAT: 1183 case PIPE_FORMAT_BPTC_RGB_UFLOAT: 1184 return V_008F14_IMG_DATA_FORMAT_BC6; 1185 default: 1186 goto out_unknown; 1187 } 1188 } 1189 1190 if (desc->layout == UTIL_FORMAT_LAYOUT_SUBSAMPLED) { 1191 switch (format) { 1192 case PIPE_FORMAT_R8G8_B8G8_UNORM: 1193 case PIPE_FORMAT_G8R8_B8R8_UNORM: 1194 return V_008F14_IMG_DATA_FORMAT_GB_GR; 1195 case PIPE_FORMAT_G8R8_G8B8_UNORM: 1196 case PIPE_FORMAT_R8G8_R8B8_UNORM: 1197 return V_008F14_IMG_DATA_FORMAT_BG_RG; 1198 default: 1199 goto out_unknown; 1200 } 1201 } 1202 1203 if (desc->layout == UTIL_FORMAT_LAYOUT_S3TC) { 1204 1205 if (!enable_s3tc) 1206 goto out_unknown; 1207 1208 if (!util_format_s3tc_enabled) { 1209 goto out_unknown; 1210 } 1211 1212 switch (format) { 1213 case PIPE_FORMAT_DXT1_RGB: 1214 case PIPE_FORMAT_DXT1_RGBA: 1215 case PIPE_FORMAT_DXT1_SRGB: 1216 case PIPE_FORMAT_DXT1_SRGBA: 1217 return V_008F14_IMG_DATA_FORMAT_BC1; 1218 case PIPE_FORMAT_DXT3_RGBA: 1219 case PIPE_FORMAT_DXT3_SRGBA: 1220 return V_008F14_IMG_DATA_FORMAT_BC2; 1221 case PIPE_FORMAT_DXT5_RGBA: 1222 case PIPE_FORMAT_DXT5_SRGBA: 1223 return V_008F14_IMG_DATA_FORMAT_BC3; 1224 default: 1225 goto out_unknown; 1226 } 1227 } 1228 1229 if (format == PIPE_FORMAT_R9G9B9E5_FLOAT) { 1230 return V_008F14_IMG_DATA_FORMAT_5_9_9_9; 1231 } else if (format == PIPE_FORMAT_R11G11B10_FLOAT) { 1232 return V_008F14_IMG_DATA_FORMAT_10_11_11; 1233 } 1234 1235 /* R8G8Bx_SNORM - TODO CxV8U8 */ 1236 1237 /* See whether the components are of the same size. */ 1238 for (i = 1; i < desc->nr_channels; i++) { 1239 uniform = uniform && desc->channel[0].size == desc->channel[i].size; 1240 } 1241 1242 /* Non-uniform formats. */ 1243 if (!uniform) { 1244 switch(desc->nr_channels) { 1245 case 3: 1246 if (desc->channel[0].size == 5 && 1247 desc->channel[1].size == 6 && 1248 desc->channel[2].size == 5) { 1249 return V_008F14_IMG_DATA_FORMAT_5_6_5; 1250 } 1251 goto out_unknown; 1252 case 4: 1253 if (desc->channel[0].size == 5 && 1254 desc->channel[1].size == 5 && 1255 desc->channel[2].size == 5 && 1256 desc->channel[3].size == 1) { 1257 return V_008F14_IMG_DATA_FORMAT_1_5_5_5; 1258 } 1259 if (desc->channel[0].size == 10 && 1260 desc->channel[1].size == 10 && 1261 desc->channel[2].size == 10 && 1262 desc->channel[3].size == 2) { 1263 return V_008F14_IMG_DATA_FORMAT_2_10_10_10; 1264 } 1265 goto out_unknown; 1266 } 1267 goto out_unknown; 1268 } 1269 1270 if (first_non_void < 0 || first_non_void > 3) 1271 goto out_unknown; 1272 1273 /* uniform formats */ 1274 switch (desc->channel[first_non_void].size) { 1275 case 4: 1276 switch (desc->nr_channels) { 1277#if 0 /* Not supported for render targets */ 1278 case 2: 1279 return V_008F14_IMG_DATA_FORMAT_4_4; 1280#endif 1281 case 4: 1282 return V_008F14_IMG_DATA_FORMAT_4_4_4_4; 1283 } 1284 break; 1285 case 8: 1286 switch (desc->nr_channels) { 1287 case 1: 1288 return V_008F14_IMG_DATA_FORMAT_8; 1289 case 2: 1290 return V_008F14_IMG_DATA_FORMAT_8_8; 1291 case 4: 1292 return V_008F14_IMG_DATA_FORMAT_8_8_8_8; 1293 } 1294 break; 1295 case 16: 1296 switch (desc->nr_channels) { 1297 case 1: 1298 return V_008F14_IMG_DATA_FORMAT_16; 1299 case 2: 1300 return V_008F14_IMG_DATA_FORMAT_16_16; 1301 case 4: 1302 return V_008F14_IMG_DATA_FORMAT_16_16_16_16; 1303 } 1304 break; 1305 case 32: 1306 switch (desc->nr_channels) { 1307 case 1: 1308 return V_008F14_IMG_DATA_FORMAT_32; 1309 case 2: 1310 return V_008F14_IMG_DATA_FORMAT_32_32; 1311#if 0 /* Not supported for render targets */ 1312 case 3: 1313 return V_008F14_IMG_DATA_FORMAT_32_32_32; 1314#endif 1315 case 4: 1316 return V_008F14_IMG_DATA_FORMAT_32_32_32_32; 1317 } 1318 } 1319 1320out_unknown: 1321 /* R600_ERR("Unable to handle texformat %d %s\n", format, util_format_name(format)); */ 1322 return ~0; 1323} 1324 1325static unsigned si_tex_wrap(unsigned wrap) 1326{ 1327 switch (wrap) { 1328 default: 1329 case PIPE_TEX_WRAP_REPEAT: 1330 return V_008F30_SQ_TEX_WRAP; 1331 case PIPE_TEX_WRAP_CLAMP: 1332 return V_008F30_SQ_TEX_CLAMP_HALF_BORDER; 1333 case PIPE_TEX_WRAP_CLAMP_TO_EDGE: 1334 return V_008F30_SQ_TEX_CLAMP_LAST_TEXEL; 1335 case PIPE_TEX_WRAP_CLAMP_TO_BORDER: 1336 return V_008F30_SQ_TEX_CLAMP_BORDER; 1337 case PIPE_TEX_WRAP_MIRROR_REPEAT: 1338 return V_008F30_SQ_TEX_MIRROR; 1339 case PIPE_TEX_WRAP_MIRROR_CLAMP: 1340 return V_008F30_SQ_TEX_MIRROR_ONCE_HALF_BORDER; 1341 case PIPE_TEX_WRAP_MIRROR_CLAMP_TO_EDGE: 1342 return V_008F30_SQ_TEX_MIRROR_ONCE_LAST_TEXEL; 1343 case PIPE_TEX_WRAP_MIRROR_CLAMP_TO_BORDER: 1344 return V_008F30_SQ_TEX_MIRROR_ONCE_BORDER; 1345 } 1346} 1347 1348static unsigned si_tex_filter(unsigned filter) 1349{ 1350 switch (filter) { 1351 default: 1352 case PIPE_TEX_FILTER_NEAREST: 1353 return V_008F38_SQ_TEX_XY_FILTER_POINT; 1354 case PIPE_TEX_FILTER_LINEAR: 1355 return V_008F38_SQ_TEX_XY_FILTER_BILINEAR; 1356 } 1357} 1358 1359static unsigned si_tex_mipfilter(unsigned filter) 1360{ 1361 switch (filter) { 1362 case PIPE_TEX_MIPFILTER_NEAREST: 1363 return V_008F38_SQ_TEX_Z_FILTER_POINT; 1364 case PIPE_TEX_MIPFILTER_LINEAR: 1365 return V_008F38_SQ_TEX_Z_FILTER_LINEAR; 1366 default: 1367 case PIPE_TEX_MIPFILTER_NONE: 1368 return V_008F38_SQ_TEX_Z_FILTER_NONE; 1369 } 1370} 1371 1372static unsigned si_tex_compare(unsigned compare) 1373{ 1374 switch (compare) { 1375 default: 1376 case PIPE_FUNC_NEVER: 1377 return V_008F30_SQ_TEX_DEPTH_COMPARE_NEVER; 1378 case PIPE_FUNC_LESS: 1379 return V_008F30_SQ_TEX_DEPTH_COMPARE_LESS; 1380 case PIPE_FUNC_EQUAL: 1381 return V_008F30_SQ_TEX_DEPTH_COMPARE_EQUAL; 1382 case PIPE_FUNC_LEQUAL: 1383 return V_008F30_SQ_TEX_DEPTH_COMPARE_LESSEQUAL; 1384 case PIPE_FUNC_GREATER: 1385 return V_008F30_SQ_TEX_DEPTH_COMPARE_GREATER; 1386 case PIPE_FUNC_NOTEQUAL: 1387 return V_008F30_SQ_TEX_DEPTH_COMPARE_NOTEQUAL; 1388 case PIPE_FUNC_GEQUAL: 1389 return V_008F30_SQ_TEX_DEPTH_COMPARE_GREATEREQUAL; 1390 case PIPE_FUNC_ALWAYS: 1391 return V_008F30_SQ_TEX_DEPTH_COMPARE_ALWAYS; 1392 } 1393} 1394 1395static unsigned si_tex_dim(unsigned dim, unsigned nr_samples) 1396{ 1397 switch (dim) { 1398 default: 1399 case PIPE_TEXTURE_1D: 1400 return V_008F1C_SQ_RSRC_IMG_1D; 1401 case PIPE_TEXTURE_1D_ARRAY: 1402 return V_008F1C_SQ_RSRC_IMG_1D_ARRAY; 1403 case PIPE_TEXTURE_2D: 1404 case PIPE_TEXTURE_RECT: 1405 return nr_samples > 1 ? V_008F1C_SQ_RSRC_IMG_2D_MSAA : 1406 V_008F1C_SQ_RSRC_IMG_2D; 1407 case PIPE_TEXTURE_2D_ARRAY: 1408 return nr_samples > 1 ? V_008F1C_SQ_RSRC_IMG_2D_MSAA_ARRAY : 1409 V_008F1C_SQ_RSRC_IMG_2D_ARRAY; 1410 case PIPE_TEXTURE_3D: 1411 return V_008F1C_SQ_RSRC_IMG_3D; 1412 case PIPE_TEXTURE_CUBE: 1413 case PIPE_TEXTURE_CUBE_ARRAY: 1414 return V_008F1C_SQ_RSRC_IMG_CUBE; 1415 } 1416} 1417 1418/* 1419 * Format support testing 1420 */ 1421 1422static bool si_is_sampler_format_supported(struct pipe_screen *screen, enum pipe_format format) 1423{ 1424 return si_translate_texformat(screen, format, util_format_description(format), 1425 util_format_get_first_non_void_channel(format)) != ~0U; 1426} 1427 1428static uint32_t si_translate_buffer_dataformat(struct pipe_screen *screen, 1429 const struct util_format_description *desc, 1430 int first_non_void) 1431{ 1432 unsigned type = desc->channel[first_non_void].type; 1433 int i; 1434 1435 if (type == UTIL_FORMAT_TYPE_FIXED) 1436 return V_008F0C_BUF_DATA_FORMAT_INVALID; 1437 1438 if (desc->format == PIPE_FORMAT_R11G11B10_FLOAT) 1439 return V_008F0C_BUF_DATA_FORMAT_10_11_11; 1440 1441 if (desc->nr_channels == 4 && 1442 desc->channel[0].size == 10 && 1443 desc->channel[1].size == 10 && 1444 desc->channel[2].size == 10 && 1445 desc->channel[3].size == 2) 1446 return V_008F0C_BUF_DATA_FORMAT_2_10_10_10; 1447 1448 /* See whether the components are of the same size. */ 1449 for (i = 0; i < desc->nr_channels; i++) { 1450 if (desc->channel[first_non_void].size != desc->channel[i].size) 1451 return V_008F0C_BUF_DATA_FORMAT_INVALID; 1452 } 1453 1454 switch (desc->channel[first_non_void].size) { 1455 case 8: 1456 switch (desc->nr_channels) { 1457 case 1: 1458 return V_008F0C_BUF_DATA_FORMAT_8; 1459 case 2: 1460 return V_008F0C_BUF_DATA_FORMAT_8_8; 1461 case 3: 1462 case 4: 1463 return V_008F0C_BUF_DATA_FORMAT_8_8_8_8; 1464 } 1465 break; 1466 case 16: 1467 switch (desc->nr_channels) { 1468 case 1: 1469 return V_008F0C_BUF_DATA_FORMAT_16; 1470 case 2: 1471 return V_008F0C_BUF_DATA_FORMAT_16_16; 1472 case 3: 1473 case 4: 1474 return V_008F0C_BUF_DATA_FORMAT_16_16_16_16; 1475 } 1476 break; 1477 case 32: 1478 /* From the Southern Islands ISA documentation about MTBUF: 1479 * 'Memory reads of data in memory that is 32 or 64 bits do not 1480 * undergo any format conversion.' 1481 */ 1482 if (type != UTIL_FORMAT_TYPE_FLOAT && 1483 !desc->channel[first_non_void].pure_integer) 1484 return V_008F0C_BUF_DATA_FORMAT_INVALID; 1485 1486 switch (desc->nr_channels) { 1487 case 1: 1488 return V_008F0C_BUF_DATA_FORMAT_32; 1489 case 2: 1490 return V_008F0C_BUF_DATA_FORMAT_32_32; 1491 case 3: 1492 return V_008F0C_BUF_DATA_FORMAT_32_32_32; 1493 case 4: 1494 return V_008F0C_BUF_DATA_FORMAT_32_32_32_32; 1495 } 1496 break; 1497 } 1498 1499 return V_008F0C_BUF_DATA_FORMAT_INVALID; 1500} 1501 1502static uint32_t si_translate_buffer_numformat(struct pipe_screen *screen, 1503 const struct util_format_description *desc, 1504 int first_non_void) 1505{ 1506 if (desc->format == PIPE_FORMAT_R11G11B10_FLOAT) 1507 return V_008F0C_BUF_NUM_FORMAT_FLOAT; 1508 1509 switch (desc->channel[first_non_void].type) { 1510 case UTIL_FORMAT_TYPE_SIGNED: 1511 if (desc->channel[first_non_void].normalized) 1512 return V_008F0C_BUF_NUM_FORMAT_SNORM; 1513 else if (desc->channel[first_non_void].pure_integer) 1514 return V_008F0C_BUF_NUM_FORMAT_SINT; 1515 else 1516 return V_008F0C_BUF_NUM_FORMAT_SSCALED; 1517 break; 1518 case UTIL_FORMAT_TYPE_UNSIGNED: 1519 if (desc->channel[first_non_void].normalized) 1520 return V_008F0C_BUF_NUM_FORMAT_UNORM; 1521 else if (desc->channel[first_non_void].pure_integer) 1522 return V_008F0C_BUF_NUM_FORMAT_UINT; 1523 else 1524 return V_008F0C_BUF_NUM_FORMAT_USCALED; 1525 break; 1526 case UTIL_FORMAT_TYPE_FLOAT: 1527 default: 1528 return V_008F0C_BUF_NUM_FORMAT_FLOAT; 1529 } 1530} 1531 1532static bool si_is_vertex_format_supported(struct pipe_screen *screen, enum pipe_format format) 1533{ 1534 const struct util_format_description *desc; 1535 int first_non_void; 1536 unsigned data_format; 1537 1538 desc = util_format_description(format); 1539 first_non_void = util_format_get_first_non_void_channel(format); 1540 data_format = si_translate_buffer_dataformat(screen, desc, first_non_void); 1541 return data_format != V_008F0C_BUF_DATA_FORMAT_INVALID; 1542} 1543 1544static bool si_is_colorbuffer_format_supported(enum pipe_format format) 1545{ 1546 return si_translate_colorformat(format) != V_028C70_COLOR_INVALID && 1547 r600_translate_colorswap(format) != ~0U; 1548} 1549 1550static bool si_is_zs_format_supported(enum pipe_format format) 1551{ 1552 return si_translate_dbformat(format) != V_028040_Z_INVALID; 1553} 1554 1555boolean si_is_format_supported(struct pipe_screen *screen, 1556 enum pipe_format format, 1557 enum pipe_texture_target target, 1558 unsigned sample_count, 1559 unsigned usage) 1560{ 1561 struct si_screen *sscreen = (struct si_screen *)screen; 1562 unsigned retval = 0; 1563 1564 if (target >= PIPE_MAX_TEXTURE_TYPES) { 1565 R600_ERR("r600: unsupported texture type %d\n", target); 1566 return FALSE; 1567 } 1568 1569 if (!util_format_is_supported(format, usage)) 1570 return FALSE; 1571 1572 if (sample_count > 1) { 1573 /* 2D tiling on CIK is supported since DRM 2.35.0 */ 1574 if (sscreen->b.chip_class >= CIK && sscreen->b.info.drm_minor < 35) 1575 return FALSE; 1576 1577 switch (sample_count) { 1578 case 2: 1579 case 4: 1580 case 8: 1581 break; 1582 default: 1583 return FALSE; 1584 } 1585 } 1586 1587 if (usage & PIPE_BIND_SAMPLER_VIEW) { 1588 if (target == PIPE_BUFFER) { 1589 if (si_is_vertex_format_supported(screen, format)) 1590 retval |= PIPE_BIND_SAMPLER_VIEW; 1591 } else { 1592 if (si_is_sampler_format_supported(screen, format)) 1593 retval |= PIPE_BIND_SAMPLER_VIEW; 1594 } 1595 } 1596 1597 if ((usage & (PIPE_BIND_RENDER_TARGET | 1598 PIPE_BIND_DISPLAY_TARGET | 1599 PIPE_BIND_SCANOUT | 1600 PIPE_BIND_SHARED | 1601 PIPE_BIND_BLENDABLE)) && 1602 si_is_colorbuffer_format_supported(format)) { 1603 retval |= usage & 1604 (PIPE_BIND_RENDER_TARGET | 1605 PIPE_BIND_DISPLAY_TARGET | 1606 PIPE_BIND_SCANOUT | 1607 PIPE_BIND_SHARED); 1608 if (!util_format_is_pure_integer(format) && 1609 !util_format_is_depth_or_stencil(format)) 1610 retval |= usage & PIPE_BIND_BLENDABLE; 1611 } 1612 1613 if ((usage & PIPE_BIND_DEPTH_STENCIL) && 1614 si_is_zs_format_supported(format)) { 1615 retval |= PIPE_BIND_DEPTH_STENCIL; 1616 } 1617 1618 if ((usage & PIPE_BIND_VERTEX_BUFFER) && 1619 si_is_vertex_format_supported(screen, format)) { 1620 retval |= PIPE_BIND_VERTEX_BUFFER; 1621 } 1622 1623 if (usage & PIPE_BIND_TRANSFER_READ) 1624 retval |= PIPE_BIND_TRANSFER_READ; 1625 if (usage & PIPE_BIND_TRANSFER_WRITE) 1626 retval |= PIPE_BIND_TRANSFER_WRITE; 1627 1628 return retval == usage; 1629} 1630 1631unsigned si_tile_mode_index(struct r600_texture *rtex, unsigned level, bool stencil) 1632{ 1633 unsigned tile_mode_index = 0; 1634 1635 if (stencil) { 1636 tile_mode_index = rtex->surface.stencil_tiling_index[level]; 1637 } else { 1638 tile_mode_index = rtex->surface.tiling_index[level]; 1639 } 1640 return tile_mode_index; 1641} 1642 1643/* 1644 * framebuffer handling 1645 */ 1646 1647static void si_initialize_color_surface(struct si_context *sctx, 1648 struct r600_surface *surf) 1649{ 1650 struct r600_texture *rtex = (struct r600_texture*)surf->base.texture; 1651 unsigned level = surf->base.u.tex.level; 1652 uint64_t offset = rtex->surface.level[level].offset; 1653 unsigned pitch, slice; 1654 unsigned color_info, color_attrib, color_pitch, color_view; 1655 unsigned tile_mode_index; 1656 unsigned format, swap, ntype, endian; 1657 const struct util_format_description *desc; 1658 int i; 1659 unsigned blend_clamp = 0, blend_bypass = 0; 1660 unsigned max_comp_size; 1661 1662 /* Layered rendering doesn't work with LINEAR_GENERAL. 1663 * (LINEAR_ALIGNED and others work) */ 1664 if (rtex->surface.level[level].mode == RADEON_SURF_MODE_LINEAR) { 1665 assert(surf->base.u.tex.first_layer == surf->base.u.tex.last_layer); 1666 offset += rtex->surface.level[level].slice_size * 1667 surf->base.u.tex.first_layer; 1668 color_view = 0; 1669 } else { 1670 color_view = S_028C6C_SLICE_START(surf->base.u.tex.first_layer) | 1671 S_028C6C_SLICE_MAX(surf->base.u.tex.last_layer); 1672 } 1673 1674 pitch = (rtex->surface.level[level].nblk_x) / 8 - 1; 1675 slice = (rtex->surface.level[level].nblk_x * rtex->surface.level[level].nblk_y) / 64; 1676 if (slice) { 1677 slice = slice - 1; 1678 } 1679 1680 tile_mode_index = si_tile_mode_index(rtex, level, false); 1681 1682 desc = util_format_description(surf->base.format); 1683 for (i = 0; i < 4; i++) { 1684 if (desc->channel[i].type != UTIL_FORMAT_TYPE_VOID) { 1685 break; 1686 } 1687 } 1688 if (i == 4 || desc->channel[i].type == UTIL_FORMAT_TYPE_FLOAT) { 1689 ntype = V_028C70_NUMBER_FLOAT; 1690 } else { 1691 ntype = V_028C70_NUMBER_UNORM; 1692 if (desc->colorspace == UTIL_FORMAT_COLORSPACE_SRGB) 1693 ntype = V_028C70_NUMBER_SRGB; 1694 else if (desc->channel[i].type == UTIL_FORMAT_TYPE_SIGNED) { 1695 if (desc->channel[i].pure_integer) { 1696 ntype = V_028C70_NUMBER_SINT; 1697 } else { 1698 assert(desc->channel[i].normalized); 1699 ntype = V_028C70_NUMBER_SNORM; 1700 } 1701 } else if (desc->channel[i].type == UTIL_FORMAT_TYPE_UNSIGNED) { 1702 if (desc->channel[i].pure_integer) { 1703 ntype = V_028C70_NUMBER_UINT; 1704 } else { 1705 assert(desc->channel[i].normalized); 1706 ntype = V_028C70_NUMBER_UNORM; 1707 } 1708 } 1709 } 1710 1711 format = si_translate_colorformat(surf->base.format); 1712 if (format == V_028C70_COLOR_INVALID) { 1713 R600_ERR("Invalid CB format: %d, disabling CB.\n", surf->base.format); 1714 } 1715 assert(format != V_028C70_COLOR_INVALID); 1716 swap = r600_translate_colorswap(surf->base.format); 1717 if (rtex->resource.b.b.usage == PIPE_USAGE_STAGING) { 1718 endian = V_028C70_ENDIAN_NONE; 1719 } else { 1720 endian = si_colorformat_endian_swap(format); 1721 } 1722 1723 /* blend clamp should be set for all NORM/SRGB types */ 1724 if (ntype == V_028C70_NUMBER_UNORM || 1725 ntype == V_028C70_NUMBER_SNORM || 1726 ntype == V_028C70_NUMBER_SRGB) 1727 blend_clamp = 1; 1728 1729 /* set blend bypass according to docs if SINT/UINT or 1730 8/24 COLOR variants */ 1731 if (ntype == V_028C70_NUMBER_UINT || ntype == V_028C70_NUMBER_SINT || 1732 format == V_028C70_COLOR_8_24 || format == V_028C70_COLOR_24_8 || 1733 format == V_028C70_COLOR_X24_8_32_FLOAT) { 1734 blend_clamp = 0; 1735 blend_bypass = 1; 1736 } 1737 1738 color_info = S_028C70_FORMAT(format) | 1739 S_028C70_COMP_SWAP(swap) | 1740 S_028C70_BLEND_CLAMP(blend_clamp) | 1741 S_028C70_BLEND_BYPASS(blend_bypass) | 1742 S_028C70_NUMBER_TYPE(ntype) | 1743 S_028C70_ENDIAN(endian); 1744 1745 color_pitch = S_028C64_TILE_MAX(pitch); 1746 1747 color_attrib = S_028C74_TILE_MODE_INDEX(tile_mode_index) | 1748 S_028C74_FORCE_DST_ALPHA_1(desc->swizzle[3] == UTIL_FORMAT_SWIZZLE_1); 1749 1750 if (rtex->resource.b.b.nr_samples > 1) { 1751 unsigned log_samples = util_logbase2(rtex->resource.b.b.nr_samples); 1752 1753 color_attrib |= S_028C74_NUM_SAMPLES(log_samples) | 1754 S_028C74_NUM_FRAGMENTS(log_samples); 1755 1756 if (rtex->fmask.size) { 1757 color_info |= S_028C70_COMPRESSION(1); 1758 unsigned fmask_bankh = util_logbase2(rtex->fmask.bank_height); 1759 1760 color_attrib |= S_028C74_FMASK_TILE_MODE_INDEX(rtex->fmask.tile_mode_index); 1761 1762 if (sctx->b.chip_class == SI) { 1763 /* due to a hw bug, FMASK_BANK_HEIGHT must be set on SI too */ 1764 color_attrib |= S_028C74_FMASK_BANK_HEIGHT(fmask_bankh); 1765 } 1766 if (sctx->b.chip_class >= CIK) { 1767 color_pitch |= S_028C64_FMASK_TILE_MAX(rtex->fmask.pitch / 8 - 1); 1768 } 1769 } 1770 } 1771 1772 offset += rtex->resource.gpu_address; 1773 1774 surf->cb_color_base = offset >> 8; 1775 surf->cb_color_pitch = color_pitch; 1776 surf->cb_color_slice = S_028C68_TILE_MAX(slice); 1777 surf->cb_color_view = color_view; 1778 surf->cb_color_info = color_info; 1779 surf->cb_color_attrib = color_attrib; 1780 1781 if (rtex->fmask.size) { 1782 surf->cb_color_fmask = (offset + rtex->fmask.offset) >> 8; 1783 surf->cb_color_fmask_slice = S_028C88_TILE_MAX(rtex->fmask.slice_tile_max); 1784 } else { 1785 /* This must be set for fast clear to work without FMASK. */ 1786 surf->cb_color_fmask = surf->cb_color_base; 1787 surf->cb_color_fmask_slice = surf->cb_color_slice; 1788 surf->cb_color_attrib |= S_028C74_FMASK_TILE_MODE_INDEX(tile_mode_index); 1789 1790 if (sctx->b.chip_class == SI) { 1791 unsigned bankh = util_logbase2(rtex->surface.bankh); 1792 surf->cb_color_attrib |= S_028C74_FMASK_BANK_HEIGHT(bankh); 1793 } 1794 1795 if (sctx->b.chip_class >= CIK) { 1796 surf->cb_color_pitch |= S_028C64_FMASK_TILE_MAX(pitch); 1797 } 1798 } 1799 1800 /* Determine pixel shader export format */ 1801 max_comp_size = si_colorformat_max_comp_size(format); 1802 if (ntype == V_028C70_NUMBER_SRGB || 1803 ((ntype == V_028C70_NUMBER_UNORM || ntype == V_028C70_NUMBER_SNORM) && 1804 max_comp_size <= 10) || 1805 (ntype == V_028C70_NUMBER_FLOAT && max_comp_size <= 16)) { 1806 surf->export_16bpc = true; 1807 } 1808 1809 surf->color_initialized = true; 1810} 1811 1812static void si_init_depth_surface(struct si_context *sctx, 1813 struct r600_surface *surf) 1814{ 1815 struct si_screen *sscreen = sctx->screen; 1816 struct r600_texture *rtex = (struct r600_texture*)surf->base.texture; 1817 unsigned level = surf->base.u.tex.level; 1818 struct radeon_surface_level *levelinfo = &rtex->surface.level[level]; 1819 unsigned format, tile_mode_index, array_mode; 1820 unsigned macro_aspect, tile_split, stile_split, bankh, bankw, nbanks, pipe_config; 1821 uint32_t z_info, s_info, db_depth_info; 1822 uint64_t z_offs, s_offs; 1823 uint32_t db_htile_data_base, db_htile_surface, pa_su_poly_offset_db_fmt_cntl = 0; 1824 1825 switch (sctx->framebuffer.state.zsbuf->texture->format) { 1826 case PIPE_FORMAT_S8_UINT_Z24_UNORM: 1827 case PIPE_FORMAT_X8Z24_UNORM: 1828 case PIPE_FORMAT_Z24X8_UNORM: 1829 case PIPE_FORMAT_Z24_UNORM_S8_UINT: 1830 pa_su_poly_offset_db_fmt_cntl = S_028B78_POLY_OFFSET_NEG_NUM_DB_BITS(-24); 1831 break; 1832 case PIPE_FORMAT_Z32_FLOAT: 1833 case PIPE_FORMAT_Z32_FLOAT_S8X24_UINT: 1834 pa_su_poly_offset_db_fmt_cntl = S_028B78_POLY_OFFSET_NEG_NUM_DB_BITS(-23) | 1835 S_028B78_POLY_OFFSET_DB_IS_FLOAT_FMT(1); 1836 break; 1837 case PIPE_FORMAT_Z16_UNORM: 1838 pa_su_poly_offset_db_fmt_cntl = S_028B78_POLY_OFFSET_NEG_NUM_DB_BITS(-16); 1839 break; 1840 default: 1841 assert(0); 1842 } 1843 1844 format = si_translate_dbformat(rtex->resource.b.b.format); 1845 1846 if (format == V_028040_Z_INVALID) { 1847 R600_ERR("Invalid DB format: %d, disabling DB.\n", rtex->resource.b.b.format); 1848 } 1849 assert(format != V_028040_Z_INVALID); 1850 1851 s_offs = z_offs = rtex->resource.gpu_address; 1852 z_offs += rtex->surface.level[level].offset; 1853 s_offs += rtex->surface.stencil_level[level].offset; 1854 1855 db_depth_info = S_02803C_ADDR5_SWIZZLE_MASK(1); 1856 1857 z_info = S_028040_FORMAT(format); 1858 if (rtex->resource.b.b.nr_samples > 1) { 1859 z_info |= S_028040_NUM_SAMPLES(util_logbase2(rtex->resource.b.b.nr_samples)); 1860 } 1861 1862 if (rtex->surface.flags & RADEON_SURF_SBUFFER) 1863 s_info = S_028044_FORMAT(V_028044_STENCIL_8); 1864 else 1865 s_info = S_028044_FORMAT(V_028044_STENCIL_INVALID); 1866 1867 if (sctx->b.chip_class >= CIK) { 1868 switch (rtex->surface.level[level].mode) { 1869 case RADEON_SURF_MODE_2D: 1870 array_mode = V_02803C_ARRAY_2D_TILED_THIN1; 1871 break; 1872 case RADEON_SURF_MODE_1D: 1873 case RADEON_SURF_MODE_LINEAR_ALIGNED: 1874 case RADEON_SURF_MODE_LINEAR: 1875 default: 1876 array_mode = V_02803C_ARRAY_1D_TILED_THIN1; 1877 break; 1878 } 1879 tile_split = rtex->surface.tile_split; 1880 stile_split = rtex->surface.stencil_tile_split; 1881 macro_aspect = rtex->surface.mtilea; 1882 bankw = rtex->surface.bankw; 1883 bankh = rtex->surface.bankh; 1884 tile_split = cik_tile_split(tile_split); 1885 stile_split = cik_tile_split(stile_split); 1886 macro_aspect = cik_macro_tile_aspect(macro_aspect); 1887 bankw = cik_bank_wh(bankw); 1888 bankh = cik_bank_wh(bankh); 1889 nbanks = si_num_banks(sscreen, rtex); 1890 tile_mode_index = si_tile_mode_index(rtex, level, false); 1891 pipe_config = cik_db_pipe_config(sscreen, tile_mode_index); 1892 1893 db_depth_info |= S_02803C_ARRAY_MODE(array_mode) | 1894 S_02803C_PIPE_CONFIG(pipe_config) | 1895 S_02803C_BANK_WIDTH(bankw) | 1896 S_02803C_BANK_HEIGHT(bankh) | 1897 S_02803C_MACRO_TILE_ASPECT(macro_aspect) | 1898 S_02803C_NUM_BANKS(nbanks); 1899 z_info |= S_028040_TILE_SPLIT(tile_split); 1900 s_info |= S_028044_TILE_SPLIT(stile_split); 1901 } else { 1902 tile_mode_index = si_tile_mode_index(rtex, level, false); 1903 z_info |= S_028040_TILE_MODE_INDEX(tile_mode_index); 1904 tile_mode_index = si_tile_mode_index(rtex, level, true); 1905 s_info |= S_028044_TILE_MODE_INDEX(tile_mode_index); 1906 } 1907 1908 /* HiZ aka depth buffer htile */ 1909 /* use htile only for first level */ 1910 if (rtex->htile_buffer && !level) { 1911 z_info |= S_028040_TILE_SURFACE_ENABLE(1) | 1912 S_028040_ALLOW_EXPCLEAR(1); 1913 1914 /* This is optimal for the clear value of 1.0 and using 1915 * the LESS and LEQUAL test functions. Set this to 0 1916 * for the opposite case. This can only be changed when 1917 * clearing. */ 1918 z_info |= S_028040_ZRANGE_PRECISION(1); 1919 1920 /* Use all of the htile_buffer for depth, because we don't 1921 * use HTILE for stencil because of FAST_STENCIL_DISABLE. */ 1922 s_info |= S_028044_TILE_STENCIL_DISABLE(1); 1923 1924 uint64_t va = rtex->htile_buffer->gpu_address; 1925 db_htile_data_base = va >> 8; 1926 db_htile_surface = S_028ABC_FULL_CACHE(1); 1927 } else { 1928 db_htile_data_base = 0; 1929 db_htile_surface = 0; 1930 } 1931 1932 assert(levelinfo->nblk_x % 8 == 0 && levelinfo->nblk_y % 8 == 0); 1933 1934 surf->db_depth_view = S_028008_SLICE_START(surf->base.u.tex.first_layer) | 1935 S_028008_SLICE_MAX(surf->base.u.tex.last_layer); 1936 surf->db_htile_data_base = db_htile_data_base; 1937 surf->db_depth_info = db_depth_info; 1938 surf->db_z_info = z_info; 1939 surf->db_stencil_info = s_info; 1940 surf->db_depth_base = z_offs >> 8; 1941 surf->db_stencil_base = s_offs >> 8; 1942 surf->db_depth_size = S_028058_PITCH_TILE_MAX((levelinfo->nblk_x / 8) - 1) | 1943 S_028058_HEIGHT_TILE_MAX((levelinfo->nblk_y / 8) - 1); 1944 surf->db_depth_slice = S_02805C_SLICE_TILE_MAX((levelinfo->nblk_x * 1945 levelinfo->nblk_y) / 64 - 1); 1946 surf->db_htile_surface = db_htile_surface; 1947 surf->pa_su_poly_offset_db_fmt_cntl = pa_su_poly_offset_db_fmt_cntl; 1948 1949 surf->depth_initialized = true; 1950} 1951 1952static void si_set_framebuffer_state(struct pipe_context *ctx, 1953 const struct pipe_framebuffer_state *state) 1954{ 1955 struct si_context *sctx = (struct si_context *)ctx; 1956 struct pipe_constant_buffer constbuf = {0}; 1957 struct r600_surface *surf = NULL; 1958 struct r600_texture *rtex; 1959 bool old_cb0_is_integer = sctx->framebuffer.cb0_is_integer; 1960 unsigned old_nr_samples = sctx->framebuffer.nr_samples; 1961 int i; 1962 1963 if (sctx->framebuffer.state.nr_cbufs) { 1964 sctx->b.flags |= R600_CONTEXT_FLUSH_AND_INV_CB | 1965 R600_CONTEXT_FLUSH_AND_INV_CB_META; 1966 } 1967 if (sctx->framebuffer.state.zsbuf) { 1968 sctx->b.flags |= R600_CONTEXT_FLUSH_AND_INV_DB | 1969 R600_CONTEXT_FLUSH_AND_INV_DB_META; 1970 } 1971 1972 util_copy_framebuffer_state(&sctx->framebuffer.state, state); 1973 1974 sctx->framebuffer.export_16bpc = 0; 1975 sctx->framebuffer.compressed_cb_mask = 0; 1976 sctx->framebuffer.nr_samples = util_framebuffer_get_num_samples(state); 1977 sctx->framebuffer.log_samples = util_logbase2(sctx->framebuffer.nr_samples); 1978 sctx->framebuffer.cb0_is_integer = state->nr_cbufs && state->cbufs[0] && 1979 util_format_is_pure_integer(state->cbufs[0]->format); 1980 1981 if (sctx->framebuffer.cb0_is_integer != old_cb0_is_integer) 1982 sctx->db_render_state.dirty = true; 1983 1984 for (i = 0; i < state->nr_cbufs; i++) { 1985 if (!state->cbufs[i]) 1986 continue; 1987 1988 surf = (struct r600_surface*)state->cbufs[i]; 1989 rtex = (struct r600_texture*)surf->base.texture; 1990 1991 if (!surf->color_initialized) { 1992 si_initialize_color_surface(sctx, surf); 1993 } 1994 1995 if (surf->export_16bpc) { 1996 sctx->framebuffer.export_16bpc |= 1 << i; 1997 } 1998 1999 if (rtex->fmask.size && rtex->cmask.size) { 2000 sctx->framebuffer.compressed_cb_mask |= 1 << i; 2001 } 2002 } 2003 /* Set the 16BPC export for possible dual-src blending. */ 2004 if (i == 1 && surf && surf->export_16bpc) { 2005 sctx->framebuffer.export_16bpc |= 1 << 1; 2006 } 2007 2008 assert(!(sctx->framebuffer.export_16bpc & ~0xff)); 2009 2010 if (state->zsbuf) { 2011 surf = (struct r600_surface*)state->zsbuf; 2012 2013 if (!surf->depth_initialized) { 2014 si_init_depth_surface(sctx, surf); 2015 } 2016 } 2017 2018 si_update_fb_rs_state(sctx); 2019 si_update_fb_blend_state(sctx); 2020 2021 sctx->framebuffer.atom.num_dw = state->nr_cbufs*15 + (8 - state->nr_cbufs)*3; 2022 sctx->framebuffer.atom.num_dw += state->zsbuf ? 26 : 4; 2023 sctx->framebuffer.atom.num_dw += 3; /* WINDOW_SCISSOR_BR */ 2024 sctx->framebuffer.atom.num_dw += 18; /* MSAA sample locations */ 2025 sctx->framebuffer.atom.dirty = true; 2026 2027 if (sctx->framebuffer.nr_samples != old_nr_samples) { 2028 sctx->msaa_config.dirty = true; 2029 sctx->db_render_state.dirty = true; 2030 2031 /* Set sample locations as fragment shader constants. */ 2032 switch (sctx->framebuffer.nr_samples) { 2033 case 1: 2034 constbuf.user_buffer = sctx->b.sample_locations_1x; 2035 break; 2036 case 2: 2037 constbuf.user_buffer = sctx->b.sample_locations_2x; 2038 break; 2039 case 4: 2040 constbuf.user_buffer = sctx->b.sample_locations_4x; 2041 break; 2042 case 8: 2043 constbuf.user_buffer = sctx->b.sample_locations_8x; 2044 break; 2045 case 16: 2046 constbuf.user_buffer = sctx->b.sample_locations_16x; 2047 break; 2048 default: 2049 assert(0); 2050 } 2051 constbuf.buffer_size = sctx->framebuffer.nr_samples * 2 * 4; 2052 ctx->set_constant_buffer(ctx, PIPE_SHADER_FRAGMENT, 2053 SI_DRIVER_STATE_CONST_BUF, &constbuf); 2054 } 2055} 2056 2057static void si_emit_framebuffer_state(struct si_context *sctx, struct r600_atom *atom) 2058{ 2059 struct radeon_winsys_cs *cs = sctx->b.rings.gfx.cs; 2060 struct pipe_framebuffer_state *state = &sctx->framebuffer.state; 2061 unsigned i, nr_cbufs = state->nr_cbufs; 2062 struct r600_texture *tex = NULL; 2063 struct r600_surface *cb = NULL; 2064 2065 /* Colorbuffers. */ 2066 for (i = 0; i < nr_cbufs; i++) { 2067 cb = (struct r600_surface*)state->cbufs[i]; 2068 if (!cb) { 2069 r600_write_context_reg(cs, R_028C70_CB_COLOR0_INFO + i * 0x3C, 2070 S_028C70_FORMAT(V_028C70_COLOR_INVALID)); 2071 continue; 2072 } 2073 2074 tex = (struct r600_texture *)cb->base.texture; 2075 r600_context_bo_reloc(&sctx->b, &sctx->b.rings.gfx, 2076 &tex->resource, RADEON_USAGE_READWRITE, 2077 tex->surface.nsamples > 1 ? 2078 RADEON_PRIO_COLOR_BUFFER_MSAA : 2079 RADEON_PRIO_COLOR_BUFFER); 2080 2081 if (tex->cmask_buffer && tex->cmask_buffer != &tex->resource) { 2082 r600_context_bo_reloc(&sctx->b, &sctx->b.rings.gfx, 2083 tex->cmask_buffer, RADEON_USAGE_READWRITE, 2084 RADEON_PRIO_COLOR_META); 2085 } 2086 2087 r600_write_context_reg_seq(cs, R_028C60_CB_COLOR0_BASE + i * 0x3C, 13); 2088 radeon_emit(cs, cb->cb_color_base); /* R_028C60_CB_COLOR0_BASE */ 2089 radeon_emit(cs, cb->cb_color_pitch); /* R_028C64_CB_COLOR0_PITCH */ 2090 radeon_emit(cs, cb->cb_color_slice); /* R_028C68_CB_COLOR0_SLICE */ 2091 radeon_emit(cs, cb->cb_color_view); /* R_028C6C_CB_COLOR0_VIEW */ 2092 radeon_emit(cs, cb->cb_color_info | tex->cb_color_info); /* R_028C70_CB_COLOR0_INFO */ 2093 radeon_emit(cs, cb->cb_color_attrib); /* R_028C74_CB_COLOR0_ATTRIB */ 2094 radeon_emit(cs, 0); /* R_028C78 unused */ 2095 radeon_emit(cs, tex->cmask.base_address_reg); /* R_028C7C_CB_COLOR0_CMASK */ 2096 radeon_emit(cs, tex->cmask.slice_tile_max); /* R_028C80_CB_COLOR0_CMASK_SLICE */ 2097 radeon_emit(cs, cb->cb_color_fmask); /* R_028C84_CB_COLOR0_FMASK */ 2098 radeon_emit(cs, cb->cb_color_fmask_slice); /* R_028C88_CB_COLOR0_FMASK_SLICE */ 2099 radeon_emit(cs, tex->color_clear_value[0]); /* R_028C8C_CB_COLOR0_CLEAR_WORD0 */ 2100 radeon_emit(cs, tex->color_clear_value[1]); /* R_028C90_CB_COLOR0_CLEAR_WORD1 */ 2101 } 2102 /* set CB_COLOR1_INFO for possible dual-src blending */ 2103 if (i == 1 && state->cbufs[0]) { 2104 r600_write_context_reg(cs, R_028C70_CB_COLOR0_INFO + 1 * 0x3C, 2105 cb->cb_color_info | tex->cb_color_info); 2106 i++; 2107 } 2108 for (; i < 8 ; i++) { 2109 r600_write_context_reg(cs, R_028C70_CB_COLOR0_INFO + i * 0x3C, 0); 2110 } 2111 2112 /* ZS buffer. */ 2113 if (state->zsbuf) { 2114 struct r600_surface *zb = (struct r600_surface*)state->zsbuf; 2115 struct r600_texture *rtex = (struct r600_texture*)zb->base.texture; 2116 2117 r600_context_bo_reloc(&sctx->b, &sctx->b.rings.gfx, 2118 &rtex->resource, RADEON_USAGE_READWRITE, 2119 zb->base.texture->nr_samples > 1 ? 2120 RADEON_PRIO_DEPTH_BUFFER_MSAA : 2121 RADEON_PRIO_DEPTH_BUFFER); 2122 2123 if (zb->db_htile_data_base) { 2124 r600_context_bo_reloc(&sctx->b, &sctx->b.rings.gfx, 2125 rtex->htile_buffer, RADEON_USAGE_READWRITE, 2126 RADEON_PRIO_DEPTH_META); 2127 } 2128 2129 r600_write_context_reg(cs, R_028008_DB_DEPTH_VIEW, zb->db_depth_view); 2130 r600_write_context_reg(cs, R_028014_DB_HTILE_DATA_BASE, zb->db_htile_data_base); 2131 2132 r600_write_context_reg_seq(cs, R_02803C_DB_DEPTH_INFO, 9); 2133 radeon_emit(cs, zb->db_depth_info); /* R_02803C_DB_DEPTH_INFO */ 2134 radeon_emit(cs, zb->db_z_info); /* R_028040_DB_Z_INFO */ 2135 radeon_emit(cs, zb->db_stencil_info); /* R_028044_DB_STENCIL_INFO */ 2136 radeon_emit(cs, zb->db_depth_base); /* R_028048_DB_Z_READ_BASE */ 2137 radeon_emit(cs, zb->db_stencil_base); /* R_02804C_DB_STENCIL_READ_BASE */ 2138 radeon_emit(cs, zb->db_depth_base); /* R_028050_DB_Z_WRITE_BASE */ 2139 radeon_emit(cs, zb->db_stencil_base); /* R_028054_DB_STENCIL_WRITE_BASE */ 2140 radeon_emit(cs, zb->db_depth_size); /* R_028058_DB_DEPTH_SIZE */ 2141 radeon_emit(cs, zb->db_depth_slice); /* R_02805C_DB_DEPTH_SLICE */ 2142 2143 r600_write_context_reg(cs, R_028ABC_DB_HTILE_SURFACE, zb->db_htile_surface); 2144 r600_write_context_reg(cs, R_02802C_DB_DEPTH_CLEAR, fui(rtex->depth_clear_value)); 2145 r600_write_context_reg(cs, R_028B78_PA_SU_POLY_OFFSET_DB_FMT_CNTL, 2146 zb->pa_su_poly_offset_db_fmt_cntl); 2147 } else { 2148 r600_write_context_reg_seq(cs, R_028040_DB_Z_INFO, 2); 2149 radeon_emit(cs, S_028040_FORMAT(V_028040_Z_INVALID)); /* R_028040_DB_Z_INFO */ 2150 radeon_emit(cs, S_028044_FORMAT(V_028044_STENCIL_INVALID)); /* R_028044_DB_STENCIL_INFO */ 2151 } 2152 2153 /* Framebuffer dimensions. */ 2154 /* PA_SC_WINDOW_SCISSOR_TL is set in si_init_config() */ 2155 r600_write_context_reg(cs, R_028208_PA_SC_WINDOW_SCISSOR_BR, 2156 S_028208_BR_X(state->width) | S_028208_BR_Y(state->height)); 2157 2158 cayman_emit_msaa_sample_locs(cs, sctx->framebuffer.nr_samples); 2159} 2160 2161static void si_emit_msaa_config(struct r600_common_context *rctx, struct r600_atom *atom) 2162{ 2163 struct si_context *sctx = (struct si_context *)rctx; 2164 struct radeon_winsys_cs *cs = sctx->b.rings.gfx.cs; 2165 2166 cayman_emit_msaa_config(cs, sctx->framebuffer.nr_samples, 2167 sctx->ps_iter_samples); 2168} 2169 2170const struct r600_atom si_atom_msaa_config = { si_emit_msaa_config, 10 }; /* number of CS dwords */ 2171 2172static void si_set_min_samples(struct pipe_context *ctx, unsigned min_samples) 2173{ 2174 struct si_context *sctx = (struct si_context *)ctx; 2175 2176 if (sctx->ps_iter_samples == min_samples) 2177 return; 2178 2179 sctx->ps_iter_samples = min_samples; 2180 2181 if (sctx->framebuffer.nr_samples > 1) 2182 sctx->msaa_config.dirty = true; 2183} 2184 2185/* 2186 * shaders 2187 */ 2188 2189/* Compute the key for the hw shader variant */ 2190static INLINE void si_shader_selector_key(struct pipe_context *ctx, 2191 struct si_shader_selector *sel, 2192 union si_shader_key *key) 2193{ 2194 struct si_context *sctx = (struct si_context *)ctx; 2195 memset(key, 0, sizeof(*key)); 2196 2197 if (sel->type == PIPE_SHADER_VERTEX) { 2198 unsigned i; 2199 if (!sctx->vertex_elements) 2200 return; 2201 2202 for (i = 0; i < sctx->vertex_elements->count; ++i) 2203 key->vs.instance_divisors[i] = sctx->vertex_elements->elements[i].instance_divisor; 2204 2205 if (sctx->gs_shader) { 2206 key->vs.as_es = 1; 2207 key->vs.gs_used_inputs = sctx->gs_shader->gs_used_inputs; 2208 } 2209 } else if (sel->type == PIPE_SHADER_FRAGMENT) { 2210 if (sel->info.properties[TGSI_PROPERTY_FS_COLOR0_WRITES_ALL_CBUFS]) 2211 key->ps.last_cbuf = MAX2(sctx->framebuffer.state.nr_cbufs, 1) - 1; 2212 key->ps.export_16bpc = sctx->framebuffer.export_16bpc; 2213 2214 if (sctx->queued.named.rasterizer) { 2215 key->ps.color_two_side = sctx->queued.named.rasterizer->two_side; 2216 key->ps.flatshade = sctx->queued.named.rasterizer->flatshade; 2217 2218 if (sctx->queued.named.blend) { 2219 key->ps.alpha_to_one = sctx->queued.named.blend->alpha_to_one && 2220 sctx->queued.named.rasterizer->multisample_enable && 2221 !sctx->framebuffer.cb0_is_integer; 2222 } 2223 } 2224 if (sctx->queued.named.dsa) { 2225 key->ps.alpha_func = sctx->queued.named.dsa->alpha_func; 2226 2227 /* Alpha-test should be disabled if colorbuffer 0 is integer. */ 2228 if (sctx->framebuffer.cb0_is_integer) 2229 key->ps.alpha_func = PIPE_FUNC_ALWAYS; 2230 } else { 2231 key->ps.alpha_func = PIPE_FUNC_ALWAYS; 2232 } 2233 } 2234} 2235 2236/* Select the hw shader variant depending on the current state. */ 2237int si_shader_select(struct pipe_context *ctx, 2238 struct si_shader_selector *sel) 2239{ 2240 union si_shader_key key; 2241 struct si_shader * shader = NULL; 2242 int r; 2243 2244 si_shader_selector_key(ctx, sel, &key); 2245 2246 /* Check if we don't need to change anything. 2247 * This path is also used for most shaders that don't need multiple 2248 * variants, it will cost just a computation of the key and this 2249 * test. */ 2250 if (likely(sel->current && memcmp(&sel->current->key, &key, sizeof(key)) == 0)) { 2251 return 0; 2252 } 2253 2254 /* lookup if we have other variants in the list */ 2255 if (sel->num_shaders > 1) { 2256 struct si_shader *p = sel->current, *c = p->next_variant; 2257 2258 while (c && memcmp(&c->key, &key, sizeof(key)) != 0) { 2259 p = c; 2260 c = c->next_variant; 2261 } 2262 2263 if (c) { 2264 p->next_variant = c->next_variant; 2265 shader = c; 2266 } 2267 } 2268 2269 if (shader) { 2270 shader->next_variant = sel->current; 2271 sel->current = shader; 2272 } else { 2273 shader = CALLOC(1, sizeof(struct si_shader)); 2274 shader->selector = sel; 2275 shader->key = key; 2276 2277 shader->next_variant = sel->current; 2278 sel->current = shader; 2279 r = si_shader_create((struct si_screen*)ctx->screen, shader); 2280 if (unlikely(r)) { 2281 R600_ERR("Failed to build shader variant (type=%u) %d\n", 2282 sel->type, r); 2283 sel->current = NULL; 2284 FREE(shader); 2285 return r; 2286 } 2287 si_shader_init_pm4_state(shader); 2288 sel->num_shaders++; 2289 } 2290 2291 return 0; 2292} 2293 2294static void *si_create_shader_state(struct pipe_context *ctx, 2295 const struct pipe_shader_state *state, 2296 unsigned pipe_shader_type) 2297{ 2298 struct si_shader_selector *sel = CALLOC_STRUCT(si_shader_selector); 2299 int i; 2300 2301 sel->type = pipe_shader_type; 2302 sel->tokens = tgsi_dup_tokens(state->tokens); 2303 sel->so = state->stream_output; 2304 tgsi_scan_shader(state->tokens, &sel->info); 2305 2306 switch (pipe_shader_type) { 2307 case PIPE_SHADER_GEOMETRY: 2308 sel->gs_output_prim = 2309 sel->info.properties[TGSI_PROPERTY_GS_OUTPUT_PRIM]; 2310 sel->gs_max_out_vertices = 2311 sel->info.properties[TGSI_PROPERTY_GS_MAX_OUTPUT_VERTICES]; 2312 2313 for (i = 0; i < sel->info.num_inputs; i++) { 2314 unsigned name = sel->info.input_semantic_name[i]; 2315 unsigned index = sel->info.input_semantic_index[i]; 2316 2317 switch (name) { 2318 case TGSI_SEMANTIC_PRIMID: 2319 break; 2320 default: 2321 sel->gs_used_inputs |= 2322 1llu << si_shader_io_get_unique_index(name, index); 2323 } 2324 } 2325 } 2326 2327 return sel; 2328} 2329 2330static void *si_create_fs_state(struct pipe_context *ctx, 2331 const struct pipe_shader_state *state) 2332{ 2333 return si_create_shader_state(ctx, state, PIPE_SHADER_FRAGMENT); 2334} 2335 2336static void *si_create_gs_state(struct pipe_context *ctx, 2337 const struct pipe_shader_state *state) 2338{ 2339 return si_create_shader_state(ctx, state, PIPE_SHADER_GEOMETRY); 2340} 2341 2342static void *si_create_vs_state(struct pipe_context *ctx, 2343 const struct pipe_shader_state *state) 2344{ 2345 return si_create_shader_state(ctx, state, PIPE_SHADER_VERTEX); 2346} 2347 2348static void si_bind_vs_shader(struct pipe_context *ctx, void *state) 2349{ 2350 struct si_context *sctx = (struct si_context *)ctx; 2351 struct si_shader_selector *sel = state; 2352 2353 if (sctx->vs_shader == sel || !sel) 2354 return; 2355 2356 sctx->vs_shader = sel; 2357} 2358 2359static void si_bind_gs_shader(struct pipe_context *ctx, void *state) 2360{ 2361 struct si_context *sctx = (struct si_context *)ctx; 2362 struct si_shader_selector *sel = state; 2363 2364 if (sctx->gs_shader == sel) 2365 return; 2366 2367 sctx->gs_shader = sel; 2368} 2369 2370void si_make_dummy_ps(struct si_context *sctx) 2371{ 2372 if (!sctx->dummy_pixel_shader) { 2373 sctx->dummy_pixel_shader = 2374 util_make_fragment_cloneinput_shader(&sctx->b.b, 0, 2375 TGSI_SEMANTIC_GENERIC, 2376 TGSI_INTERPOLATE_CONSTANT); 2377 } 2378} 2379 2380static void si_bind_ps_shader(struct pipe_context *ctx, void *state) 2381{ 2382 struct si_context *sctx = (struct si_context *)ctx; 2383 struct si_shader_selector *sel = state; 2384 2385 /* skip if supplied shader is one already in use */ 2386 if (sctx->ps_shader == sel) 2387 return; 2388 2389 /* use a dummy shader if binding a NULL shader */ 2390 if (!sel) { 2391 si_make_dummy_ps(sctx); 2392 sel = sctx->dummy_pixel_shader; 2393 } 2394 2395 sctx->ps_shader = sel; 2396} 2397 2398static void si_delete_shader_selector(struct pipe_context *ctx, 2399 struct si_shader_selector *sel) 2400{ 2401 struct si_context *sctx = (struct si_context *)ctx; 2402 struct si_shader *p = sel->current, *c; 2403 2404 while (p) { 2405 c = p->next_variant; 2406 if (sel->type == PIPE_SHADER_GEOMETRY) { 2407 si_pm4_delete_state(sctx, gs, p->pm4); 2408 si_pm4_delete_state(sctx, vs, p->gs_copy_shader->pm4); 2409 } else if (sel->type == PIPE_SHADER_FRAGMENT) 2410 si_pm4_delete_state(sctx, ps, p->pm4); 2411 else if (p->key.vs.as_es) 2412 si_pm4_delete_state(sctx, es, p->pm4); 2413 else 2414 si_pm4_delete_state(sctx, vs, p->pm4); 2415 si_shader_destroy(ctx, p); 2416 free(p); 2417 p = c; 2418 } 2419 2420 free(sel->tokens); 2421 free(sel); 2422} 2423 2424static void si_delete_vs_shader(struct pipe_context *ctx, void *state) 2425{ 2426 struct si_context *sctx = (struct si_context *)ctx; 2427 struct si_shader_selector *sel = (struct si_shader_selector *)state; 2428 2429 if (sctx->vs_shader == sel) { 2430 sctx->vs_shader = NULL; 2431 } 2432 2433 si_delete_shader_selector(ctx, sel); 2434} 2435 2436static void si_delete_gs_shader(struct pipe_context *ctx, void *state) 2437{ 2438 struct si_context *sctx = (struct si_context *)ctx; 2439 struct si_shader_selector *sel = (struct si_shader_selector *)state; 2440 2441 if (sctx->gs_shader == sel) { 2442 sctx->gs_shader = NULL; 2443 } 2444 2445 si_delete_shader_selector(ctx, sel); 2446} 2447 2448static void si_delete_ps_shader(struct pipe_context *ctx, void *state) 2449{ 2450 struct si_context *sctx = (struct si_context *)ctx; 2451 struct si_shader_selector *sel = (struct si_shader_selector *)state; 2452 2453 if (sctx->ps_shader == sel) { 2454 sctx->ps_shader = NULL; 2455 } 2456 2457 si_delete_shader_selector(ctx, sel); 2458} 2459 2460/* 2461 * Samplers 2462 */ 2463 2464static struct pipe_sampler_view *si_create_sampler_view(struct pipe_context *ctx, 2465 struct pipe_resource *texture, 2466 const struct pipe_sampler_view *state) 2467{ 2468 struct si_context *sctx = (struct si_context*)ctx; 2469 struct si_sampler_view *view = CALLOC_STRUCT(si_sampler_view); 2470 struct r600_texture *tmp = (struct r600_texture*)texture; 2471 const struct util_format_description *desc; 2472 unsigned format, num_format; 2473 uint32_t pitch = 0; 2474 unsigned char state_swizzle[4], swizzle[4]; 2475 unsigned height, depth, width; 2476 enum pipe_format pipe_format = state->format; 2477 struct radeon_surface_level *surflevel; 2478 int first_non_void; 2479 uint64_t va; 2480 2481 if (view == NULL) 2482 return NULL; 2483 2484 /* initialize base object */ 2485 view->base = *state; 2486 view->base.texture = NULL; 2487 pipe_resource_reference(&view->base.texture, texture); 2488 view->base.reference.count = 1; 2489 view->base.context = ctx; 2490 view->resource = &tmp->resource; 2491 2492 /* Buffer resource. */ 2493 if (texture->target == PIPE_BUFFER) { 2494 unsigned stride; 2495 2496 desc = util_format_description(state->format); 2497 first_non_void = util_format_get_first_non_void_channel(state->format); 2498 stride = desc->block.bits / 8; 2499 va = tmp->resource.gpu_address + state->u.buf.first_element*stride; 2500 format = si_translate_buffer_dataformat(ctx->screen, desc, first_non_void); 2501 num_format = si_translate_buffer_numformat(ctx->screen, desc, first_non_void); 2502 2503 view->state[0] = va; 2504 view->state[1] = S_008F04_BASE_ADDRESS_HI(va >> 32) | 2505 S_008F04_STRIDE(stride); 2506 view->state[2] = state->u.buf.last_element + 1 - state->u.buf.first_element; 2507 view->state[3] = S_008F0C_DST_SEL_X(si_map_swizzle(desc->swizzle[0])) | 2508 S_008F0C_DST_SEL_Y(si_map_swizzle(desc->swizzle[1])) | 2509 S_008F0C_DST_SEL_Z(si_map_swizzle(desc->swizzle[2])) | 2510 S_008F0C_DST_SEL_W(si_map_swizzle(desc->swizzle[3])) | 2511 S_008F0C_NUM_FORMAT(num_format) | 2512 S_008F0C_DATA_FORMAT(format); 2513 2514 LIST_ADDTAIL(&view->list, &sctx->b.texture_buffers); 2515 return &view->base; 2516 } 2517 2518 state_swizzle[0] = state->swizzle_r; 2519 state_swizzle[1] = state->swizzle_g; 2520 state_swizzle[2] = state->swizzle_b; 2521 state_swizzle[3] = state->swizzle_a; 2522 2523 surflevel = tmp->surface.level; 2524 2525 /* Texturing with separate depth and stencil. */ 2526 if (tmp->is_depth && !tmp->is_flushing_texture) { 2527 switch (pipe_format) { 2528 case PIPE_FORMAT_Z32_FLOAT_S8X24_UINT: 2529 pipe_format = PIPE_FORMAT_Z32_FLOAT; 2530 break; 2531 case PIPE_FORMAT_X8Z24_UNORM: 2532 case PIPE_FORMAT_S8_UINT_Z24_UNORM: 2533 /* Z24 is always stored like this. */ 2534 pipe_format = PIPE_FORMAT_Z24X8_UNORM; 2535 break; 2536 case PIPE_FORMAT_X24S8_UINT: 2537 case PIPE_FORMAT_S8X24_UINT: 2538 case PIPE_FORMAT_X32_S8X24_UINT: 2539 pipe_format = PIPE_FORMAT_S8_UINT; 2540 surflevel = tmp->surface.stencil_level; 2541 break; 2542 default:; 2543 } 2544 } 2545 2546 desc = util_format_description(pipe_format); 2547 2548 if (desc->colorspace == UTIL_FORMAT_COLORSPACE_ZS) { 2549 const unsigned char swizzle_xxxx[4] = {0, 0, 0, 0}; 2550 const unsigned char swizzle_yyyy[4] = {1, 1, 1, 1}; 2551 2552 switch (pipe_format) { 2553 case PIPE_FORMAT_S8_UINT_Z24_UNORM: 2554 case PIPE_FORMAT_X24S8_UINT: 2555 case PIPE_FORMAT_X32_S8X24_UINT: 2556 case PIPE_FORMAT_X8Z24_UNORM: 2557 util_format_compose_swizzles(swizzle_yyyy, state_swizzle, swizzle); 2558 break; 2559 default: 2560 util_format_compose_swizzles(swizzle_xxxx, state_swizzle, swizzle); 2561 } 2562 } else { 2563 util_format_compose_swizzles(desc->swizzle, state_swizzle, swizzle); 2564 } 2565 2566 first_non_void = util_format_get_first_non_void_channel(pipe_format); 2567 2568 switch (pipe_format) { 2569 case PIPE_FORMAT_S8_UINT_Z24_UNORM: 2570 num_format = V_008F14_IMG_NUM_FORMAT_UNORM; 2571 break; 2572 default: 2573 if (first_non_void < 0) { 2574 if (util_format_is_compressed(pipe_format)) { 2575 switch (pipe_format) { 2576 case PIPE_FORMAT_DXT1_SRGB: 2577 case PIPE_FORMAT_DXT1_SRGBA: 2578 case PIPE_FORMAT_DXT3_SRGBA: 2579 case PIPE_FORMAT_DXT5_SRGBA: 2580 case PIPE_FORMAT_BPTC_SRGBA: 2581 num_format = V_008F14_IMG_NUM_FORMAT_SRGB; 2582 break; 2583 case PIPE_FORMAT_RGTC1_SNORM: 2584 case PIPE_FORMAT_LATC1_SNORM: 2585 case PIPE_FORMAT_RGTC2_SNORM: 2586 case PIPE_FORMAT_LATC2_SNORM: 2587 /* implies float, so use SNORM/UNORM to determine 2588 whether data is signed or not */ 2589 case PIPE_FORMAT_BPTC_RGB_FLOAT: 2590 num_format = V_008F14_IMG_NUM_FORMAT_SNORM; 2591 break; 2592 default: 2593 num_format = V_008F14_IMG_NUM_FORMAT_UNORM; 2594 break; 2595 } 2596 } else if (desc->layout == UTIL_FORMAT_LAYOUT_SUBSAMPLED) { 2597 num_format = V_008F14_IMG_NUM_FORMAT_UNORM; 2598 } else { 2599 num_format = V_008F14_IMG_NUM_FORMAT_FLOAT; 2600 } 2601 } else if (desc->colorspace == UTIL_FORMAT_COLORSPACE_SRGB) { 2602 num_format = V_008F14_IMG_NUM_FORMAT_SRGB; 2603 } else { 2604 num_format = V_008F14_IMG_NUM_FORMAT_UNORM; 2605 2606 switch (desc->channel[first_non_void].type) { 2607 case UTIL_FORMAT_TYPE_FLOAT: 2608 num_format = V_008F14_IMG_NUM_FORMAT_FLOAT; 2609 break; 2610 case UTIL_FORMAT_TYPE_SIGNED: 2611 if (desc->channel[first_non_void].normalized) 2612 num_format = V_008F14_IMG_NUM_FORMAT_SNORM; 2613 else if (desc->channel[first_non_void].pure_integer) 2614 num_format = V_008F14_IMG_NUM_FORMAT_SINT; 2615 else 2616 num_format = V_008F14_IMG_NUM_FORMAT_SSCALED; 2617 break; 2618 case UTIL_FORMAT_TYPE_UNSIGNED: 2619 if (desc->channel[first_non_void].normalized) 2620 num_format = V_008F14_IMG_NUM_FORMAT_UNORM; 2621 else if (desc->channel[first_non_void].pure_integer) 2622 num_format = V_008F14_IMG_NUM_FORMAT_UINT; 2623 else 2624 num_format = V_008F14_IMG_NUM_FORMAT_USCALED; 2625 } 2626 } 2627 } 2628 2629 format = si_translate_texformat(ctx->screen, pipe_format, desc, first_non_void); 2630 if (format == ~0) { 2631 format = 0; 2632 } 2633 2634 /* not supported any more */ 2635 //endian = si_colorformat_endian_swap(format); 2636 2637 width = surflevel[0].npix_x; 2638 height = surflevel[0].npix_y; 2639 depth = surflevel[0].npix_z; 2640 pitch = surflevel[0].nblk_x * util_format_get_blockwidth(pipe_format); 2641 2642 if (texture->target == PIPE_TEXTURE_1D_ARRAY) { 2643 height = 1; 2644 depth = texture->array_size; 2645 } else if (texture->target == PIPE_TEXTURE_2D_ARRAY) { 2646 depth = texture->array_size; 2647 } else if (texture->target == PIPE_TEXTURE_CUBE_ARRAY) 2648 depth = texture->array_size / 6; 2649 2650 va = tmp->resource.gpu_address + surflevel[0].offset; 2651 va += tmp->mipmap_shift * surflevel[texture->last_level].slice_size * tmp->surface.array_size; 2652 2653 view->state[0] = va >> 8; 2654 view->state[1] = (S_008F14_BASE_ADDRESS_HI(va >> 40) | 2655 S_008F14_DATA_FORMAT(format) | 2656 S_008F14_NUM_FORMAT(num_format)); 2657 view->state[2] = (S_008F18_WIDTH(width - 1) | 2658 S_008F18_HEIGHT(height - 1)); 2659 view->state[3] = (S_008F1C_DST_SEL_X(si_map_swizzle(swizzle[0])) | 2660 S_008F1C_DST_SEL_Y(si_map_swizzle(swizzle[1])) | 2661 S_008F1C_DST_SEL_Z(si_map_swizzle(swizzle[2])) | 2662 S_008F1C_DST_SEL_W(si_map_swizzle(swizzle[3])) | 2663 S_008F1C_BASE_LEVEL(texture->nr_samples > 1 ? 2664 0 : state->u.tex.first_level - tmp->mipmap_shift) | 2665 S_008F1C_LAST_LEVEL(texture->nr_samples > 1 ? 2666 util_logbase2(texture->nr_samples) : 2667 state->u.tex.last_level - tmp->mipmap_shift) | 2668 S_008F1C_TILING_INDEX(si_tile_mode_index(tmp, 0, false)) | 2669 S_008F1C_POW2_PAD(texture->last_level > 0) | 2670 S_008F1C_TYPE(si_tex_dim(texture->target, texture->nr_samples))); 2671 view->state[4] = (S_008F20_DEPTH(depth - 1) | S_008F20_PITCH(pitch - 1)); 2672 view->state[5] = (S_008F24_BASE_ARRAY(state->u.tex.first_layer) | 2673 S_008F24_LAST_ARRAY(state->u.tex.last_layer)); 2674 view->state[6] = 0; 2675 view->state[7] = 0; 2676 2677 /* Initialize the sampler view for FMASK. */ 2678 if (tmp->fmask.size) { 2679 uint64_t va = tmp->resource.gpu_address + tmp->fmask.offset; 2680 uint32_t fmask_format; 2681 2682 switch (texture->nr_samples) { 2683 case 2: 2684 fmask_format = V_008F14_IMG_DATA_FORMAT_FMASK8_S2_F2; 2685 break; 2686 case 4: 2687 fmask_format = V_008F14_IMG_DATA_FORMAT_FMASK8_S4_F4; 2688 break; 2689 case 8: 2690 fmask_format = V_008F14_IMG_DATA_FORMAT_FMASK32_S8_F8; 2691 break; 2692 default: 2693 assert(0); 2694 fmask_format = V_008F14_IMG_DATA_FORMAT_INVALID; 2695 } 2696 2697 view->fmask_state[0] = va >> 8; 2698 view->fmask_state[1] = S_008F14_BASE_ADDRESS_HI(va >> 40) | 2699 S_008F14_DATA_FORMAT(fmask_format) | 2700 S_008F14_NUM_FORMAT(V_008F14_IMG_NUM_FORMAT_UINT); 2701 view->fmask_state[2] = S_008F18_WIDTH(width - 1) | 2702 S_008F18_HEIGHT(height - 1); 2703 view->fmask_state[3] = S_008F1C_DST_SEL_X(V_008F1C_SQ_SEL_X) | 2704 S_008F1C_DST_SEL_Y(V_008F1C_SQ_SEL_X) | 2705 S_008F1C_DST_SEL_Z(V_008F1C_SQ_SEL_X) | 2706 S_008F1C_DST_SEL_W(V_008F1C_SQ_SEL_X) | 2707 S_008F1C_TILING_INDEX(tmp->fmask.tile_mode_index) | 2708 S_008F1C_TYPE(si_tex_dim(texture->target, 0)); 2709 view->fmask_state[4] = S_008F20_DEPTH(depth - 1) | 2710 S_008F20_PITCH(tmp->fmask.pitch - 1); 2711 view->fmask_state[5] = S_008F24_BASE_ARRAY(state->u.tex.first_layer) | 2712 S_008F24_LAST_ARRAY(state->u.tex.last_layer); 2713 view->fmask_state[6] = 0; 2714 view->fmask_state[7] = 0; 2715 } 2716 2717 return &view->base; 2718} 2719 2720static void si_sampler_view_destroy(struct pipe_context *ctx, 2721 struct pipe_sampler_view *state) 2722{ 2723 struct si_sampler_view *view = (struct si_sampler_view *)state; 2724 2725 if (view->resource->b.b.target == PIPE_BUFFER) 2726 LIST_DELINIT(&view->list); 2727 2728 pipe_resource_reference(&state->texture, NULL); 2729 FREE(view); 2730} 2731 2732static bool wrap_mode_uses_border_color(unsigned wrap, bool linear_filter) 2733{ 2734 return wrap == PIPE_TEX_WRAP_CLAMP_TO_BORDER || 2735 wrap == PIPE_TEX_WRAP_MIRROR_CLAMP_TO_BORDER || 2736 (linear_filter && 2737 (wrap == PIPE_TEX_WRAP_CLAMP || 2738 wrap == PIPE_TEX_WRAP_MIRROR_CLAMP)); 2739} 2740 2741static bool sampler_state_needs_border_color(const struct pipe_sampler_state *state) 2742{ 2743 bool linear_filter = state->min_img_filter != PIPE_TEX_FILTER_NEAREST || 2744 state->mag_img_filter != PIPE_TEX_FILTER_NEAREST; 2745 2746 return (state->border_color.ui[0] || state->border_color.ui[1] || 2747 state->border_color.ui[2] || state->border_color.ui[3]) && 2748 (wrap_mode_uses_border_color(state->wrap_s, linear_filter) || 2749 wrap_mode_uses_border_color(state->wrap_t, linear_filter) || 2750 wrap_mode_uses_border_color(state->wrap_r, linear_filter)); 2751} 2752 2753static void *si_create_sampler_state(struct pipe_context *ctx, 2754 const struct pipe_sampler_state *state) 2755{ 2756 struct si_sampler_state *rstate = CALLOC_STRUCT(si_sampler_state); 2757 unsigned aniso_flag_offset = state->max_anisotropy > 1 ? 2 : 0; 2758 unsigned border_color_type; 2759 2760 if (rstate == NULL) { 2761 return NULL; 2762 } 2763 2764 if (sampler_state_needs_border_color(state)) 2765 border_color_type = V_008F3C_SQ_TEX_BORDER_COLOR_REGISTER; 2766 else 2767 border_color_type = V_008F3C_SQ_TEX_BORDER_COLOR_TRANS_BLACK; 2768 2769 rstate->val[0] = (S_008F30_CLAMP_X(si_tex_wrap(state->wrap_s)) | 2770 S_008F30_CLAMP_Y(si_tex_wrap(state->wrap_t)) | 2771 S_008F30_CLAMP_Z(si_tex_wrap(state->wrap_r)) | 2772 r600_tex_aniso_filter(state->max_anisotropy) << 9 | 2773 S_008F30_DEPTH_COMPARE_FUNC(si_tex_compare(state->compare_func)) | 2774 S_008F30_FORCE_UNNORMALIZED(!state->normalized_coords) | 2775 S_008F30_DISABLE_CUBE_WRAP(!state->seamless_cube_map)); 2776 rstate->val[1] = (S_008F34_MIN_LOD(S_FIXED(CLAMP(state->min_lod, 0, 15), 8)) | 2777 S_008F34_MAX_LOD(S_FIXED(CLAMP(state->max_lod, 0, 15), 8))); 2778 rstate->val[2] = (S_008F38_LOD_BIAS(S_FIXED(CLAMP(state->lod_bias, -16, 16), 8)) | 2779 S_008F38_XY_MAG_FILTER(si_tex_filter(state->mag_img_filter) | aniso_flag_offset) | 2780 S_008F38_XY_MIN_FILTER(si_tex_filter(state->min_img_filter) | aniso_flag_offset) | 2781 S_008F38_MIP_FILTER(si_tex_mipfilter(state->min_mip_filter))); 2782 rstate->val[3] = S_008F3C_BORDER_COLOR_TYPE(border_color_type); 2783 2784 if (border_color_type == V_008F3C_SQ_TEX_BORDER_COLOR_REGISTER) { 2785 memcpy(rstate->border_color, state->border_color.ui, 2786 sizeof(rstate->border_color)); 2787 } 2788 2789 return rstate; 2790} 2791 2792/* Upload border colors and update the pointers in resource descriptors. 2793 * There can only be 4096 border colors per context. 2794 * 2795 * XXX: This is broken if the buffer gets reallocated. 2796 */ 2797static void si_set_border_colors(struct si_context *sctx, unsigned count, 2798 void **states) 2799{ 2800 struct si_sampler_state **rstates = (struct si_sampler_state **)states; 2801 uint32_t *border_color_table = NULL; 2802 int i, j; 2803 2804 for (i = 0; i < count; i++) { 2805 if (rstates[i] && 2806 G_008F3C_BORDER_COLOR_TYPE(rstates[i]->val[3]) == 2807 V_008F3C_SQ_TEX_BORDER_COLOR_REGISTER) { 2808 if (!sctx->border_color_table || 2809 ((sctx->border_color_offset + count - i) & 2810 C_008F3C_BORDER_COLOR_PTR)) { 2811 r600_resource_reference(&sctx->border_color_table, NULL); 2812 sctx->border_color_offset = 0; 2813 2814 sctx->border_color_table = 2815 si_resource_create_custom(&sctx->screen->b.b, 2816 PIPE_USAGE_DYNAMIC, 2817 4096 * 4 * 4); 2818 } 2819 2820 if (!border_color_table) { 2821 border_color_table = 2822 sctx->b.ws->buffer_map(sctx->border_color_table->cs_buf, 2823 sctx->b.rings.gfx.cs, 2824 PIPE_TRANSFER_WRITE | 2825 PIPE_TRANSFER_UNSYNCHRONIZED); 2826 } 2827 2828 for (j = 0; j < 4; j++) { 2829 border_color_table[4 * sctx->border_color_offset + j] = 2830 util_le32_to_cpu(rstates[i]->border_color[j]); 2831 } 2832 2833 rstates[i]->val[3] &= C_008F3C_BORDER_COLOR_PTR; 2834 rstates[i]->val[3] |= S_008F3C_BORDER_COLOR_PTR(sctx->border_color_offset++); 2835 } 2836 } 2837 2838 if (border_color_table) { 2839 struct si_pm4_state *pm4 = CALLOC_STRUCT(si_pm4_state); 2840 2841 uint64_t va_offset = sctx->border_color_table->gpu_address; 2842 2843 si_pm4_set_reg(pm4, R_028080_TA_BC_BASE_ADDR, va_offset >> 8); 2844 if (sctx->b.chip_class >= CIK) 2845 si_pm4_set_reg(pm4, R_028084_TA_BC_BASE_ADDR_HI, va_offset >> 40); 2846 si_pm4_add_bo(pm4, sctx->border_color_table, RADEON_USAGE_READ, 2847 RADEON_PRIO_SHADER_DATA); 2848 si_pm4_set_state(sctx, ta_bordercolor_base, pm4); 2849 } 2850} 2851 2852static void si_bind_sampler_states(struct pipe_context *ctx, unsigned shader, 2853 unsigned start, unsigned count, 2854 void **states) 2855{ 2856 struct si_context *sctx = (struct si_context *)ctx; 2857 2858 if (!count || shader >= SI_NUM_SHADERS) 2859 return; 2860 2861 si_set_border_colors(sctx, count, states); 2862 si_set_sampler_descriptors(sctx, shader, start, count, states); 2863} 2864 2865static void si_set_sample_mask(struct pipe_context *ctx, unsigned sample_mask) 2866{ 2867 struct si_context *sctx = (struct si_context *)ctx; 2868 struct si_state_sample_mask *state = CALLOC_STRUCT(si_state_sample_mask); 2869 struct si_pm4_state *pm4 = &state->pm4; 2870 uint16_t mask = sample_mask; 2871 2872 if (state == NULL) 2873 return; 2874 2875 state->sample_mask = mask; 2876 si_pm4_set_reg(pm4, R_028C38_PA_SC_AA_MASK_X0Y0_X1Y0, mask | (mask << 16)); 2877 si_pm4_set_reg(pm4, R_028C3C_PA_SC_AA_MASK_X0Y1_X1Y1, mask | (mask << 16)); 2878 2879 si_pm4_set_state(sctx, sample_mask, state); 2880} 2881 2882static void si_delete_sampler_state(struct pipe_context *ctx, void *state) 2883{ 2884 free(state); 2885} 2886 2887/* 2888 * Vertex elements & buffers 2889 */ 2890 2891static void *si_create_vertex_elements(struct pipe_context *ctx, 2892 unsigned count, 2893 const struct pipe_vertex_element *elements) 2894{ 2895 struct si_vertex_element *v = CALLOC_STRUCT(si_vertex_element); 2896 int i; 2897 2898 assert(count < PIPE_MAX_ATTRIBS); 2899 if (!v) 2900 return NULL; 2901 2902 v->count = count; 2903 for (i = 0; i < count; ++i) { 2904 const struct util_format_description *desc; 2905 unsigned data_format, num_format; 2906 int first_non_void; 2907 2908 desc = util_format_description(elements[i].src_format); 2909 first_non_void = util_format_get_first_non_void_channel(elements[i].src_format); 2910 data_format = si_translate_buffer_dataformat(ctx->screen, desc, first_non_void); 2911 num_format = si_translate_buffer_numformat(ctx->screen, desc, first_non_void); 2912 2913 v->rsrc_word3[i] = S_008F0C_DST_SEL_X(si_map_swizzle(desc->swizzle[0])) | 2914 S_008F0C_DST_SEL_Y(si_map_swizzle(desc->swizzle[1])) | 2915 S_008F0C_DST_SEL_Z(si_map_swizzle(desc->swizzle[2])) | 2916 S_008F0C_DST_SEL_W(si_map_swizzle(desc->swizzle[3])) | 2917 S_008F0C_NUM_FORMAT(num_format) | 2918 S_008F0C_DATA_FORMAT(data_format); 2919 v->format_size[i] = desc->block.bits / 8; 2920 } 2921 memcpy(v->elements, elements, sizeof(struct pipe_vertex_element) * count); 2922 2923 return v; 2924} 2925 2926static void si_bind_vertex_elements(struct pipe_context *ctx, void *state) 2927{ 2928 struct si_context *sctx = (struct si_context *)ctx; 2929 struct si_vertex_element *v = (struct si_vertex_element*)state; 2930 2931 sctx->vertex_elements = v; 2932 sctx->vertex_buffers_dirty = true; 2933} 2934 2935static void si_delete_vertex_element(struct pipe_context *ctx, void *state) 2936{ 2937 struct si_context *sctx = (struct si_context *)ctx; 2938 2939 if (sctx->vertex_elements == state) 2940 sctx->vertex_elements = NULL; 2941 FREE(state); 2942} 2943 2944static void si_set_vertex_buffers(struct pipe_context *ctx, 2945 unsigned start_slot, unsigned count, 2946 const struct pipe_vertex_buffer *buffers) 2947{ 2948 struct si_context *sctx = (struct si_context *)ctx; 2949 struct pipe_vertex_buffer *dst = sctx->vertex_buffer + start_slot; 2950 int i; 2951 2952 assert(start_slot + count <= Elements(sctx->vertex_buffer)); 2953 2954 if (buffers) { 2955 for (i = 0; i < count; i++) { 2956 const struct pipe_vertex_buffer *src = buffers + i; 2957 struct pipe_vertex_buffer *dsti = dst + i; 2958 2959 pipe_resource_reference(&dsti->buffer, src->buffer); 2960 dsti->buffer_offset = src->buffer_offset; 2961 dsti->stride = src->stride; 2962 } 2963 } else { 2964 for (i = 0; i < count; i++) { 2965 pipe_resource_reference(&dst[i].buffer, NULL); 2966 } 2967 } 2968 sctx->vertex_buffers_dirty = true; 2969} 2970 2971static void si_set_index_buffer(struct pipe_context *ctx, 2972 const struct pipe_index_buffer *ib) 2973{ 2974 struct si_context *sctx = (struct si_context *)ctx; 2975 2976 if (ib) { 2977 pipe_resource_reference(&sctx->index_buffer.buffer, ib->buffer); 2978 memcpy(&sctx->index_buffer, ib, sizeof(*ib)); 2979 } else { 2980 pipe_resource_reference(&sctx->index_buffer.buffer, NULL); 2981 } 2982} 2983 2984/* 2985 * Misc 2986 */ 2987static void si_set_polygon_stipple(struct pipe_context *ctx, 2988 const struct pipe_poly_stipple *state) 2989{ 2990} 2991 2992static void si_texture_barrier(struct pipe_context *ctx) 2993{ 2994 struct si_context *sctx = (struct si_context *)ctx; 2995 2996 sctx->b.flags |= R600_CONTEXT_INV_TEX_CACHE | 2997 R600_CONTEXT_FLUSH_AND_INV_CB; 2998} 2999 3000static void *si_create_blend_custom(struct si_context *sctx, unsigned mode) 3001{ 3002 struct pipe_blend_state blend; 3003 3004 memset(&blend, 0, sizeof(blend)); 3005 blend.independent_blend_enable = true; 3006 blend.rt[0].colormask = 0xf; 3007 return si_create_blend_state_mode(&sctx->b.b, &blend, mode); 3008} 3009 3010static void si_need_gfx_cs_space(struct pipe_context *ctx, unsigned num_dw, 3011 bool include_draw_vbo) 3012{ 3013 si_need_cs_space((struct si_context*)ctx, num_dw, include_draw_vbo); 3014} 3015 3016void si_init_state_functions(struct si_context *sctx) 3017{ 3018 si_init_atom(&sctx->framebuffer.atom, &sctx->atoms.s.framebuffer, si_emit_framebuffer_state, 0); 3019 si_init_atom(&sctx->db_render_state, &sctx->atoms.s.db_render_state, si_emit_db_render_state, 10); 3020 3021 sctx->b.b.create_blend_state = si_create_blend_state; 3022 sctx->b.b.bind_blend_state = si_bind_blend_state; 3023 sctx->b.b.delete_blend_state = si_delete_blend_state; 3024 sctx->b.b.set_blend_color = si_set_blend_color; 3025 3026 sctx->b.b.create_rasterizer_state = si_create_rs_state; 3027 sctx->b.b.bind_rasterizer_state = si_bind_rs_state; 3028 sctx->b.b.delete_rasterizer_state = si_delete_rs_state; 3029 3030 sctx->b.b.create_depth_stencil_alpha_state = si_create_dsa_state; 3031 sctx->b.b.bind_depth_stencil_alpha_state = si_bind_dsa_state; 3032 sctx->b.b.delete_depth_stencil_alpha_state = si_delete_dsa_state; 3033 3034 sctx->custom_dsa_flush = si_create_db_flush_dsa(sctx); 3035 sctx->custom_blend_resolve = si_create_blend_custom(sctx, V_028808_CB_RESOLVE); 3036 sctx->custom_blend_decompress = si_create_blend_custom(sctx, V_028808_CB_FMASK_DECOMPRESS); 3037 sctx->custom_blend_fastclear = si_create_blend_custom(sctx, V_028808_CB_ELIMINATE_FAST_CLEAR); 3038 3039 sctx->b.b.set_clip_state = si_set_clip_state; 3040 sctx->b.b.set_scissor_states = si_set_scissor_states; 3041 sctx->b.b.set_viewport_states = si_set_viewport_states; 3042 sctx->b.b.set_stencil_ref = si_set_pipe_stencil_ref; 3043 3044 sctx->b.b.set_framebuffer_state = si_set_framebuffer_state; 3045 sctx->b.b.get_sample_position = cayman_get_sample_position; 3046 3047 sctx->b.b.create_vs_state = si_create_vs_state; 3048 sctx->b.b.create_fs_state = si_create_fs_state; 3049 sctx->b.b.bind_vs_state = si_bind_vs_shader; 3050 sctx->b.b.bind_fs_state = si_bind_ps_shader; 3051 sctx->b.b.delete_vs_state = si_delete_vs_shader; 3052 sctx->b.b.delete_fs_state = si_delete_ps_shader; 3053 3054 sctx->b.b.create_gs_state = si_create_gs_state; 3055 sctx->b.b.bind_gs_state = si_bind_gs_shader; 3056 sctx->b.b.delete_gs_state = si_delete_gs_shader; 3057 3058 sctx->b.b.create_sampler_state = si_create_sampler_state; 3059 sctx->b.b.bind_sampler_states = si_bind_sampler_states; 3060 sctx->b.b.delete_sampler_state = si_delete_sampler_state; 3061 3062 sctx->b.b.create_sampler_view = si_create_sampler_view; 3063 sctx->b.b.sampler_view_destroy = si_sampler_view_destroy; 3064 3065 sctx->b.b.set_sample_mask = si_set_sample_mask; 3066 3067 sctx->b.b.create_vertex_elements_state = si_create_vertex_elements; 3068 sctx->b.b.bind_vertex_elements_state = si_bind_vertex_elements; 3069 sctx->b.b.delete_vertex_elements_state = si_delete_vertex_element; 3070 sctx->b.b.set_vertex_buffers = si_set_vertex_buffers; 3071 sctx->b.b.set_index_buffer = si_set_index_buffer; 3072 3073 sctx->b.b.texture_barrier = si_texture_barrier; 3074 sctx->b.b.set_polygon_stipple = si_set_polygon_stipple; 3075 sctx->b.b.set_min_samples = si_set_min_samples; 3076 3077 sctx->b.dma_copy = si_dma_copy; 3078 sctx->b.set_occlusion_query_state = si_set_occlusion_query_state; 3079 sctx->b.need_gfx_cs_space = si_need_gfx_cs_space; 3080 3081 sctx->b.b.draw_vbo = si_draw_vbo; 3082} 3083 3084void si_init_config(struct si_context *sctx) 3085{ 3086 struct si_pm4_state *pm4 = CALLOC_STRUCT(si_pm4_state); 3087 3088 if (pm4 == NULL) 3089 return; 3090 3091 si_cmd_context_control(pm4); 3092 3093 si_pm4_set_reg(pm4, R_028A10_VGT_OUTPUT_PATH_CNTL, 0x0); 3094 si_pm4_set_reg(pm4, R_028A14_VGT_HOS_CNTL, 0x0); 3095 si_pm4_set_reg(pm4, R_028A18_VGT_HOS_MAX_TESS_LEVEL, 0x0); 3096 si_pm4_set_reg(pm4, R_028A1C_VGT_HOS_MIN_TESS_LEVEL, 0x0); 3097 si_pm4_set_reg(pm4, R_028A20_VGT_HOS_REUSE_DEPTH, 0x0); 3098 si_pm4_set_reg(pm4, R_028A24_VGT_GROUP_PRIM_TYPE, 0x0); 3099 si_pm4_set_reg(pm4, R_028A28_VGT_GROUP_FIRST_DECR, 0x0); 3100 si_pm4_set_reg(pm4, R_028A2C_VGT_GROUP_DECR, 0x0); 3101 si_pm4_set_reg(pm4, R_028A30_VGT_GROUP_VECT_0_CNTL, 0x0); 3102 si_pm4_set_reg(pm4, R_028A34_VGT_GROUP_VECT_1_CNTL, 0x0); 3103 si_pm4_set_reg(pm4, R_028A38_VGT_GROUP_VECT_0_FMT_CNTL, 0x0); 3104 si_pm4_set_reg(pm4, R_028A3C_VGT_GROUP_VECT_1_FMT_CNTL, 0x0); 3105 3106 /* FIXME calculate these values somehow ??? */ 3107 si_pm4_set_reg(pm4, R_028A54_VGT_GS_PER_ES, 0x80); 3108 si_pm4_set_reg(pm4, R_028A58_VGT_ES_PER_GS, 0x40); 3109 si_pm4_set_reg(pm4, R_028A5C_VGT_GS_PER_VS, 0x2); 3110 3111 si_pm4_set_reg(pm4, R_028A84_VGT_PRIMITIVEID_EN, 0x0); 3112 si_pm4_set_reg(pm4, R_028A8C_VGT_PRIMITIVEID_RESET, 0x0); 3113 si_pm4_set_reg(pm4, R_028AB8_VGT_VTX_CNT_EN, 0); 3114 si_pm4_set_reg(pm4, R_028B28_VGT_STRMOUT_DRAW_OPAQUE_OFFSET, 0); 3115 3116 si_pm4_set_reg(pm4, R_028B60_VGT_GS_VERT_ITEMSIZE_1, 0); 3117 si_pm4_set_reg(pm4, R_028B64_VGT_GS_VERT_ITEMSIZE_2, 0); 3118 si_pm4_set_reg(pm4, R_028B68_VGT_GS_VERT_ITEMSIZE_3, 0); 3119 si_pm4_set_reg(pm4, R_028B90_VGT_GS_INSTANCE_CNT, 0); 3120 3121 si_pm4_set_reg(pm4, R_028B98_VGT_STRMOUT_BUFFER_CONFIG, 0x0); 3122 si_pm4_set_reg(pm4, R_028AB4_VGT_REUSE_OFF, 0x00000000); 3123 si_pm4_set_reg(pm4, R_028AB8_VGT_VTX_CNT_EN, 0x0); 3124 if (sctx->b.chip_class < CIK) 3125 si_pm4_set_reg(pm4, R_008A14_PA_CL_ENHANCE, S_008A14_NUM_CLIP_SEQ(3) | 3126 S_008A14_CLIP_VTX_REORDER_ENA(1)); 3127 3128 si_pm4_set_reg(pm4, R_028BD4_PA_SC_CENTROID_PRIORITY_0, 0x76543210); 3129 si_pm4_set_reg(pm4, R_028BD8_PA_SC_CENTROID_PRIORITY_1, 0xfedcba98); 3130 3131 si_pm4_set_reg(pm4, R_02882C_PA_SU_PRIM_FILTER_CNTL, 0); 3132 3133 if (sctx->b.chip_class >= CIK) { 3134 switch (sctx->screen->b.family) { 3135 case CHIP_BONAIRE: 3136 si_pm4_set_reg(pm4, R_028350_PA_SC_RASTER_CONFIG, 0x16000012); 3137 si_pm4_set_reg(pm4, R_028354_PA_SC_RASTER_CONFIG_1, 0x00000000); 3138 break; 3139 case CHIP_HAWAII: 3140 si_pm4_set_reg(pm4, R_028350_PA_SC_RASTER_CONFIG, 0x3a00161a); 3141 si_pm4_set_reg(pm4, R_028354_PA_SC_RASTER_CONFIG_1, 0x0000002e); 3142 break; 3143 case CHIP_KAVERI: 3144 /* XXX todo */ 3145 case CHIP_KABINI: 3146 /* XXX todo */ 3147 case CHIP_MULLINS: 3148 /* XXX todo */ 3149 default: 3150 si_pm4_set_reg(pm4, R_028350_PA_SC_RASTER_CONFIG, 0x00000000); 3151 si_pm4_set_reg(pm4, R_028354_PA_SC_RASTER_CONFIG_1, 0x00000000); 3152 break; 3153 } 3154 } else { 3155 switch (sctx->screen->b.family) { 3156 case CHIP_TAHITI: 3157 case CHIP_PITCAIRN: 3158 si_pm4_set_reg(pm4, R_028350_PA_SC_RASTER_CONFIG, 0x2a00126a); 3159 break; 3160 case CHIP_VERDE: 3161 si_pm4_set_reg(pm4, R_028350_PA_SC_RASTER_CONFIG, 0x0000124a); 3162 break; 3163 case CHIP_OLAND: 3164 si_pm4_set_reg(pm4, R_028350_PA_SC_RASTER_CONFIG, 0x00000082); 3165 break; 3166 case CHIP_HAINAN: 3167 si_pm4_set_reg(pm4, R_028350_PA_SC_RASTER_CONFIG, 0x00000000); 3168 break; 3169 default: 3170 si_pm4_set_reg(pm4, R_028350_PA_SC_RASTER_CONFIG, 0x00000000); 3171 break; 3172 } 3173 } 3174 3175 si_pm4_set_reg(pm4, R_028204_PA_SC_WINDOW_SCISSOR_TL, S_028204_WINDOW_OFFSET_DISABLE(1)); 3176 si_pm4_set_reg(pm4, R_028240_PA_SC_GENERIC_SCISSOR_TL, S_028240_WINDOW_OFFSET_DISABLE(1)); 3177 si_pm4_set_reg(pm4, R_028244_PA_SC_GENERIC_SCISSOR_BR, 3178 S_028244_BR_X(16384) | S_028244_BR_Y(16384)); 3179 si_pm4_set_reg(pm4, R_028030_PA_SC_SCREEN_SCISSOR_TL, 0); 3180 si_pm4_set_reg(pm4, R_028034_PA_SC_SCREEN_SCISSOR_BR, 3181 S_028034_BR_X(16384) | S_028034_BR_Y(16384)); 3182 3183 si_pm4_set_reg(pm4, R_02820C_PA_SC_CLIPRECT_RULE, 0xFFFF); 3184 si_pm4_set_reg(pm4, R_028230_PA_SC_EDGERULE, 0xAAAAAAAA); 3185 si_pm4_set_reg(pm4, R_0282D0_PA_SC_VPORT_ZMIN_0, 0x00000000); 3186 si_pm4_set_reg(pm4, R_0282D4_PA_SC_VPORT_ZMAX_0, 0x3F800000); 3187 si_pm4_set_reg(pm4, R_028820_PA_CL_NANINF_CNTL, 0x00000000); 3188 si_pm4_set_reg(pm4, R_028BE8_PA_CL_GB_VERT_CLIP_ADJ, 0x3F800000); 3189 si_pm4_set_reg(pm4, R_028BEC_PA_CL_GB_VERT_DISC_ADJ, 0x3F800000); 3190 si_pm4_set_reg(pm4, R_028BF0_PA_CL_GB_HORZ_CLIP_ADJ, 0x3F800000); 3191 si_pm4_set_reg(pm4, R_028BF4_PA_CL_GB_HORZ_DISC_ADJ, 0x3F800000); 3192 si_pm4_set_reg(pm4, R_028020_DB_DEPTH_BOUNDS_MIN, 0x00000000); 3193 si_pm4_set_reg(pm4, R_028024_DB_DEPTH_BOUNDS_MAX, 0x00000000); 3194 si_pm4_set_reg(pm4, R_028028_DB_STENCIL_CLEAR, 0x00000000); 3195 si_pm4_set_reg(pm4, R_028AC0_DB_SRESULTS_COMPARE_STATE0, 0x0); 3196 si_pm4_set_reg(pm4, R_028AC4_DB_SRESULTS_COMPARE_STATE1, 0x0); 3197 si_pm4_set_reg(pm4, R_028AC8_DB_PRELOAD_CONTROL, 0x0); 3198 3199 /* There is a hang if stencil is used and fast stencil is enabled 3200 * regardless of whether HTILE is depth-only or not. 3201 */ 3202 si_pm4_set_reg(pm4, R_02800C_DB_RENDER_OVERRIDE, 3203 S_02800C_FORCE_HIS_ENABLE0(V_02800C_FORCE_DISABLE) | 3204 S_02800C_FORCE_HIS_ENABLE1(V_02800C_FORCE_DISABLE) | 3205 S_02800C_FAST_STENCIL_DISABLE(1)); 3206 3207 si_pm4_set_reg(pm4, R_028400_VGT_MAX_VTX_INDX, ~0); 3208 si_pm4_set_reg(pm4, R_028404_VGT_MIN_VTX_INDX, 0); 3209 si_pm4_set_reg(pm4, R_028408_VGT_INDX_OFFSET, 0); 3210 3211 if (sctx->b.chip_class >= CIK) { 3212 si_pm4_set_reg(pm4, R_00B118_SPI_SHADER_PGM_RSRC3_VS, S_00B118_CU_EN(0xffff)); 3213 si_pm4_set_reg(pm4, R_00B11C_SPI_SHADER_LATE_ALLOC_VS, S_00B11C_LIMIT(0)); 3214 si_pm4_set_reg(pm4, R_00B01C_SPI_SHADER_PGM_RSRC3_PS, S_00B01C_CU_EN(0xffff)); 3215 } 3216 3217 si_pm4_set_state(sctx, init, pm4); 3218} 3219