1/* 2 * Copyright 2010 Jerome Glisse <glisse@freedesktop.org> 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#include "r600_formats.h" 24#include "r600_shader.h" 25#include "r600d.h" 26 27#include "pipe/p_shader_tokens.h" 28#include "util/u_pack_color.h" 29#include "util/u_memory.h" 30#include "util/u_framebuffer.h" 31#include "util/u_dual_blend.h" 32 33static uint32_t r600_translate_blend_function(int blend_func) 34{ 35 switch (blend_func) { 36 case PIPE_BLEND_ADD: 37 return V_028804_COMB_DST_PLUS_SRC; 38 case PIPE_BLEND_SUBTRACT: 39 return V_028804_COMB_SRC_MINUS_DST; 40 case PIPE_BLEND_REVERSE_SUBTRACT: 41 return V_028804_COMB_DST_MINUS_SRC; 42 case PIPE_BLEND_MIN: 43 return V_028804_COMB_MIN_DST_SRC; 44 case PIPE_BLEND_MAX: 45 return V_028804_COMB_MAX_DST_SRC; 46 default: 47 R600_ERR("Unknown blend function %d\n", blend_func); 48 assert(0); 49 break; 50 } 51 return 0; 52} 53 54static uint32_t r600_translate_blend_factor(int blend_fact) 55{ 56 switch (blend_fact) { 57 case PIPE_BLENDFACTOR_ONE: 58 return V_028804_BLEND_ONE; 59 case PIPE_BLENDFACTOR_SRC_COLOR: 60 return V_028804_BLEND_SRC_COLOR; 61 case PIPE_BLENDFACTOR_SRC_ALPHA: 62 return V_028804_BLEND_SRC_ALPHA; 63 case PIPE_BLENDFACTOR_DST_ALPHA: 64 return V_028804_BLEND_DST_ALPHA; 65 case PIPE_BLENDFACTOR_DST_COLOR: 66 return V_028804_BLEND_DST_COLOR; 67 case PIPE_BLENDFACTOR_SRC_ALPHA_SATURATE: 68 return V_028804_BLEND_SRC_ALPHA_SATURATE; 69 case PIPE_BLENDFACTOR_CONST_COLOR: 70 return V_028804_BLEND_CONST_COLOR; 71 case PIPE_BLENDFACTOR_CONST_ALPHA: 72 return V_028804_BLEND_CONST_ALPHA; 73 case PIPE_BLENDFACTOR_ZERO: 74 return V_028804_BLEND_ZERO; 75 case PIPE_BLENDFACTOR_INV_SRC_COLOR: 76 return V_028804_BLEND_ONE_MINUS_SRC_COLOR; 77 case PIPE_BLENDFACTOR_INV_SRC_ALPHA: 78 return V_028804_BLEND_ONE_MINUS_SRC_ALPHA; 79 case PIPE_BLENDFACTOR_INV_DST_ALPHA: 80 return V_028804_BLEND_ONE_MINUS_DST_ALPHA; 81 case PIPE_BLENDFACTOR_INV_DST_COLOR: 82 return V_028804_BLEND_ONE_MINUS_DST_COLOR; 83 case PIPE_BLENDFACTOR_INV_CONST_COLOR: 84 return V_028804_BLEND_ONE_MINUS_CONST_COLOR; 85 case PIPE_BLENDFACTOR_INV_CONST_ALPHA: 86 return V_028804_BLEND_ONE_MINUS_CONST_ALPHA; 87 case PIPE_BLENDFACTOR_SRC1_COLOR: 88 return V_028804_BLEND_SRC1_COLOR; 89 case PIPE_BLENDFACTOR_SRC1_ALPHA: 90 return V_028804_BLEND_SRC1_ALPHA; 91 case PIPE_BLENDFACTOR_INV_SRC1_COLOR: 92 return V_028804_BLEND_INV_SRC1_COLOR; 93 case PIPE_BLENDFACTOR_INV_SRC1_ALPHA: 94 return V_028804_BLEND_INV_SRC1_ALPHA; 95 default: 96 R600_ERR("Bad blend factor %d not supported!\n", blend_fact); 97 assert(0); 98 break; 99 } 100 return 0; 101} 102 103static unsigned r600_tex_dim(unsigned dim, unsigned nr_samples) 104{ 105 switch (dim) { 106 default: 107 case PIPE_TEXTURE_1D: 108 return V_038000_SQ_TEX_DIM_1D; 109 case PIPE_TEXTURE_1D_ARRAY: 110 return V_038000_SQ_TEX_DIM_1D_ARRAY; 111 case PIPE_TEXTURE_2D: 112 case PIPE_TEXTURE_RECT: 113 return nr_samples > 1 ? V_038000_SQ_TEX_DIM_2D_MSAA : 114 V_038000_SQ_TEX_DIM_2D; 115 case PIPE_TEXTURE_2D_ARRAY: 116 return nr_samples > 1 ? V_038000_SQ_TEX_DIM_2D_ARRAY_MSAA : 117 V_038000_SQ_TEX_DIM_2D_ARRAY; 118 case PIPE_TEXTURE_3D: 119 return V_038000_SQ_TEX_DIM_3D; 120 case PIPE_TEXTURE_CUBE: 121 case PIPE_TEXTURE_CUBE_ARRAY: 122 return V_038000_SQ_TEX_DIM_CUBEMAP; 123 } 124} 125 126static uint32_t r600_translate_dbformat(enum pipe_format format) 127{ 128 switch (format) { 129 case PIPE_FORMAT_Z16_UNORM: 130 return V_028010_DEPTH_16; 131 case PIPE_FORMAT_Z24X8_UNORM: 132 return V_028010_DEPTH_X8_24; 133 case PIPE_FORMAT_Z24_UNORM_S8_UINT: 134 return V_028010_DEPTH_8_24; 135 case PIPE_FORMAT_Z32_FLOAT: 136 return V_028010_DEPTH_32_FLOAT; 137 case PIPE_FORMAT_Z32_FLOAT_S8X24_UINT: 138 return V_028010_DEPTH_X24_8_32_FLOAT; 139 default: 140 return ~0U; 141 } 142} 143 144static bool r600_is_sampler_format_supported(struct pipe_screen *screen, enum pipe_format format) 145{ 146 return r600_translate_texformat(screen, format, NULL, NULL, NULL, 147 FALSE) != ~0U; 148} 149 150static bool r600_is_colorbuffer_format_supported(enum chip_class chip, enum pipe_format format) 151{ 152 return r600_translate_colorformat(chip, format, FALSE) != ~0U && 153 r600_translate_colorswap(format, FALSE) != ~0U; 154} 155 156static bool r600_is_zs_format_supported(enum pipe_format format) 157{ 158 return r600_translate_dbformat(format) != ~0U; 159} 160 161boolean r600_is_format_supported(struct pipe_screen *screen, 162 enum pipe_format format, 163 enum pipe_texture_target target, 164 unsigned sample_count, 165 unsigned storage_sample_count, 166 unsigned usage) 167{ 168 struct r600_screen *rscreen = (struct r600_screen*)screen; 169 unsigned retval = 0; 170 171 if (target >= PIPE_MAX_TEXTURE_TYPES) { 172 R600_ERR("r600: unsupported texture type %d\n", target); 173 return FALSE; 174 } 175 176 if (MAX2(1, sample_count) != MAX2(1, storage_sample_count)) 177 return false; 178 179 if (sample_count > 1) { 180 if (!rscreen->has_msaa) 181 return FALSE; 182 183 /* R11G11B10 is broken on R6xx. */ 184 if (rscreen->b.chip_class == R600 && 185 format == PIPE_FORMAT_R11G11B10_FLOAT) 186 return FALSE; 187 188 /* MSAA integer colorbuffers hang. */ 189 if (util_format_is_pure_integer(format) && 190 !util_format_is_depth_or_stencil(format)) 191 return FALSE; 192 193 switch (sample_count) { 194 case 2: 195 case 4: 196 case 8: 197 break; 198 default: 199 return FALSE; 200 } 201 } 202 203 if (usage & PIPE_BIND_SAMPLER_VIEW) { 204 if (target == PIPE_BUFFER) { 205 if (r600_is_vertex_format_supported(format)) 206 retval |= PIPE_BIND_SAMPLER_VIEW; 207 } else { 208 if (r600_is_sampler_format_supported(screen, format)) 209 retval |= PIPE_BIND_SAMPLER_VIEW; 210 } 211 } 212 213 if ((usage & (PIPE_BIND_RENDER_TARGET | 214 PIPE_BIND_DISPLAY_TARGET | 215 PIPE_BIND_SCANOUT | 216 PIPE_BIND_SHARED | 217 PIPE_BIND_BLENDABLE)) && 218 r600_is_colorbuffer_format_supported(rscreen->b.chip_class, format)) { 219 retval |= usage & 220 (PIPE_BIND_RENDER_TARGET | 221 PIPE_BIND_DISPLAY_TARGET | 222 PIPE_BIND_SCANOUT | 223 PIPE_BIND_SHARED); 224 if (!util_format_is_pure_integer(format) && 225 !util_format_is_depth_or_stencil(format)) 226 retval |= usage & PIPE_BIND_BLENDABLE; 227 } 228 229 if ((usage & PIPE_BIND_DEPTH_STENCIL) && 230 r600_is_zs_format_supported(format)) { 231 retval |= PIPE_BIND_DEPTH_STENCIL; 232 } 233 234 if ((usage & PIPE_BIND_VERTEX_BUFFER) && 235 r600_is_vertex_format_supported(format)) { 236 retval |= PIPE_BIND_VERTEX_BUFFER; 237 } 238 239 if ((usage & PIPE_BIND_LINEAR) && 240 !util_format_is_compressed(format) && 241 !(usage & PIPE_BIND_DEPTH_STENCIL)) 242 retval |= PIPE_BIND_LINEAR; 243 244 return retval == usage; 245} 246 247static void r600_emit_polygon_offset(struct r600_context *rctx, struct r600_atom *a) 248{ 249 struct radeon_cmdbuf *cs = rctx->b.gfx.cs; 250 struct r600_poly_offset_state *state = (struct r600_poly_offset_state*)a; 251 float offset_units = state->offset_units; 252 float offset_scale = state->offset_scale; 253 uint32_t pa_su_poly_offset_db_fmt_cntl = 0; 254 255 if (!state->offset_units_unscaled) { 256 switch (state->zs_format) { 257 case PIPE_FORMAT_Z24X8_UNORM: 258 case PIPE_FORMAT_Z24_UNORM_S8_UINT: 259 offset_units *= 2.0f; 260 pa_su_poly_offset_db_fmt_cntl = 261 S_028DF8_POLY_OFFSET_NEG_NUM_DB_BITS((char)-24); 262 break; 263 case PIPE_FORMAT_Z16_UNORM: 264 offset_units *= 4.0f; 265 pa_su_poly_offset_db_fmt_cntl = 266 S_028DF8_POLY_OFFSET_NEG_NUM_DB_BITS((char)-16); 267 break; 268 default: 269 pa_su_poly_offset_db_fmt_cntl = 270 S_028DF8_POLY_OFFSET_NEG_NUM_DB_BITS((char)-23) | 271 S_028DF8_POLY_OFFSET_DB_IS_FLOAT_FMT(1); 272 } 273 } 274 275 radeon_set_context_reg_seq(cs, R_028E00_PA_SU_POLY_OFFSET_FRONT_SCALE, 4); 276 radeon_emit(cs, fui(offset_scale)); 277 radeon_emit(cs, fui(offset_units)); 278 radeon_emit(cs, fui(offset_scale)); 279 radeon_emit(cs, fui(offset_units)); 280 281 radeon_set_context_reg(cs, R_028DF8_PA_SU_POLY_OFFSET_DB_FMT_CNTL, 282 pa_su_poly_offset_db_fmt_cntl); 283} 284 285static uint32_t r600_get_blend_control(const struct pipe_blend_state *state, unsigned i) 286{ 287 int j = state->independent_blend_enable ? i : 0; 288 289 unsigned eqRGB = state->rt[j].rgb_func; 290 unsigned srcRGB = state->rt[j].rgb_src_factor; 291 unsigned dstRGB = state->rt[j].rgb_dst_factor; 292 293 unsigned eqA = state->rt[j].alpha_func; 294 unsigned srcA = state->rt[j].alpha_src_factor; 295 unsigned dstA = state->rt[j].alpha_dst_factor; 296 uint32_t bc = 0; 297 298 if (!state->rt[j].blend_enable) 299 return 0; 300 301 bc |= S_028804_COLOR_COMB_FCN(r600_translate_blend_function(eqRGB)); 302 bc |= S_028804_COLOR_SRCBLEND(r600_translate_blend_factor(srcRGB)); 303 bc |= S_028804_COLOR_DESTBLEND(r600_translate_blend_factor(dstRGB)); 304 305 if (srcA != srcRGB || dstA != dstRGB || eqA != eqRGB) { 306 bc |= S_028804_SEPARATE_ALPHA_BLEND(1); 307 bc |= S_028804_ALPHA_COMB_FCN(r600_translate_blend_function(eqA)); 308 bc |= S_028804_ALPHA_SRCBLEND(r600_translate_blend_factor(srcA)); 309 bc |= S_028804_ALPHA_DESTBLEND(r600_translate_blend_factor(dstA)); 310 } 311 return bc; 312} 313 314static void *r600_create_blend_state_mode(struct pipe_context *ctx, 315 const struct pipe_blend_state *state, 316 int mode) 317{ 318 struct r600_context *rctx = (struct r600_context *)ctx; 319 uint32_t color_control = 0, target_mask = 0; 320 struct r600_blend_state *blend = CALLOC_STRUCT(r600_blend_state); 321 322 if (!blend) { 323 return NULL; 324 } 325 326 r600_init_command_buffer(&blend->buffer, 20); 327 r600_init_command_buffer(&blend->buffer_no_blend, 20); 328 329 /* R600 does not support per-MRT blends */ 330 if (rctx->b.family > CHIP_R600) 331 color_control |= S_028808_PER_MRT_BLEND(1); 332 333 if (state->logicop_enable) { 334 color_control |= (state->logicop_func << 16) | (state->logicop_func << 20); 335 } else { 336 color_control |= (0xcc << 16); 337 } 338 /* we pretend 8 buffer are used, CB_SHADER_MASK will disable unused one */ 339 if (state->independent_blend_enable) { 340 for (int i = 0; i < 8; i++) { 341 if (state->rt[i].blend_enable) { 342 color_control |= S_028808_TARGET_BLEND_ENABLE(1 << i); 343 } 344 target_mask |= (state->rt[i].colormask << (4 * i)); 345 } 346 } else { 347 for (int i = 0; i < 8; i++) { 348 if (state->rt[0].blend_enable) { 349 color_control |= S_028808_TARGET_BLEND_ENABLE(1 << i); 350 } 351 target_mask |= (state->rt[0].colormask << (4 * i)); 352 } 353 } 354 355 if (target_mask) 356 color_control |= S_028808_SPECIAL_OP(mode); 357 else 358 color_control |= S_028808_SPECIAL_OP(V_028808_DISABLE); 359 360 /* only MRT0 has dual src blend */ 361 blend->dual_src_blend = util_blend_state_is_dual(state, 0); 362 blend->cb_target_mask = target_mask; 363 blend->cb_color_control = color_control; 364 blend->cb_color_control_no_blend = color_control & C_028808_TARGET_BLEND_ENABLE; 365 blend->alpha_to_one = state->alpha_to_one; 366 367 r600_store_context_reg(&blend->buffer, R_028D44_DB_ALPHA_TO_MASK, 368 S_028D44_ALPHA_TO_MASK_ENABLE(state->alpha_to_coverage) | 369 S_028D44_ALPHA_TO_MASK_OFFSET0(2) | 370 S_028D44_ALPHA_TO_MASK_OFFSET1(2) | 371 S_028D44_ALPHA_TO_MASK_OFFSET2(2) | 372 S_028D44_ALPHA_TO_MASK_OFFSET3(2)); 373 374 /* Copy over the registers set so far into buffer_no_blend. */ 375 memcpy(blend->buffer_no_blend.buf, blend->buffer.buf, blend->buffer.num_dw * 4); 376 blend->buffer_no_blend.num_dw = blend->buffer.num_dw; 377 378 /* Only add blend registers if blending is enabled. */ 379 if (!G_028808_TARGET_BLEND_ENABLE(color_control)) { 380 return blend; 381 } 382 383 /* The first R600 does not support per-MRT blends */ 384 r600_store_context_reg(&blend->buffer, R_028804_CB_BLEND_CONTROL, 385 r600_get_blend_control(state, 0)); 386 387 if (rctx->b.family > CHIP_R600) { 388 r600_store_context_reg_seq(&blend->buffer, R_028780_CB_BLEND0_CONTROL, 8); 389 for (int i = 0; i < 8; i++) { 390 r600_store_value(&blend->buffer, r600_get_blend_control(state, i)); 391 } 392 } 393 return blend; 394} 395 396static void *r600_create_blend_state(struct pipe_context *ctx, 397 const struct pipe_blend_state *state) 398{ 399 return r600_create_blend_state_mode(ctx, state, V_028808_SPECIAL_NORMAL); 400} 401 402static void *r600_create_dsa_state(struct pipe_context *ctx, 403 const struct pipe_depth_stencil_alpha_state *state) 404{ 405 unsigned db_depth_control, alpha_test_control, alpha_ref; 406 struct r600_dsa_state *dsa = CALLOC_STRUCT(r600_dsa_state); 407 408 if (!dsa) { 409 return NULL; 410 } 411 412 r600_init_command_buffer(&dsa->buffer, 3); 413 414 dsa->valuemask[0] = state->stencil[0].valuemask; 415 dsa->valuemask[1] = state->stencil[1].valuemask; 416 dsa->writemask[0] = state->stencil[0].writemask; 417 dsa->writemask[1] = state->stencil[1].writemask; 418 dsa->zwritemask = state->depth.writemask; 419 420 db_depth_control = S_028800_Z_ENABLE(state->depth.enabled) | 421 S_028800_Z_WRITE_ENABLE(state->depth.writemask) | 422 S_028800_ZFUNC(state->depth.func); 423 424 /* stencil */ 425 if (state->stencil[0].enabled) { 426 db_depth_control |= S_028800_STENCIL_ENABLE(1); 427 db_depth_control |= S_028800_STENCILFUNC(state->stencil[0].func); /* translates straight */ 428 db_depth_control |= S_028800_STENCILFAIL(r600_translate_stencil_op(state->stencil[0].fail_op)); 429 db_depth_control |= S_028800_STENCILZPASS(r600_translate_stencil_op(state->stencil[0].zpass_op)); 430 db_depth_control |= S_028800_STENCILZFAIL(r600_translate_stencil_op(state->stencil[0].zfail_op)); 431 432 if (state->stencil[1].enabled) { 433 db_depth_control |= S_028800_BACKFACE_ENABLE(1); 434 db_depth_control |= S_028800_STENCILFUNC_BF(state->stencil[1].func); /* translates straight */ 435 db_depth_control |= S_028800_STENCILFAIL_BF(r600_translate_stencil_op(state->stencil[1].fail_op)); 436 db_depth_control |= S_028800_STENCILZPASS_BF(r600_translate_stencil_op(state->stencil[1].zpass_op)); 437 db_depth_control |= S_028800_STENCILZFAIL_BF(r600_translate_stencil_op(state->stencil[1].zfail_op)); 438 } 439 } 440 441 /* alpha */ 442 alpha_test_control = 0; 443 alpha_ref = 0; 444 if (state->alpha.enabled) { 445 alpha_test_control = S_028410_ALPHA_FUNC(state->alpha.func); 446 alpha_test_control |= S_028410_ALPHA_TEST_ENABLE(1); 447 alpha_ref = fui(state->alpha.ref_value); 448 } 449 dsa->sx_alpha_test_control = alpha_test_control & 0xff; 450 dsa->alpha_ref = alpha_ref; 451 452 r600_store_context_reg(&dsa->buffer, R_028800_DB_DEPTH_CONTROL, db_depth_control); 453 return dsa; 454} 455 456static void *r600_create_rs_state(struct pipe_context *ctx, 457 const struct pipe_rasterizer_state *state) 458{ 459 struct r600_context *rctx = (struct r600_context *)ctx; 460 unsigned tmp, sc_mode_cntl, spi_interp; 461 float psize_min, psize_max; 462 struct r600_rasterizer_state *rs = CALLOC_STRUCT(r600_rasterizer_state); 463 464 if (!rs) { 465 return NULL; 466 } 467 468 r600_init_command_buffer(&rs->buffer, 30); 469 470 rs->scissor_enable = state->scissor; 471 rs->clip_halfz = state->clip_halfz; 472 rs->flatshade = state->flatshade; 473 rs->sprite_coord_enable = state->sprite_coord_enable; 474 rs->rasterizer_discard = state->rasterizer_discard; 475 rs->two_side = state->light_twoside; 476 rs->clip_plane_enable = state->clip_plane_enable; 477 rs->pa_sc_line_stipple = state->line_stipple_enable ? 478 S_028A0C_LINE_PATTERN(state->line_stipple_pattern) | 479 S_028A0C_REPEAT_COUNT(state->line_stipple_factor) : 0; 480 rs->pa_cl_clip_cntl = 481 S_028810_DX_CLIP_SPACE_DEF(state->clip_halfz) | 482 S_028810_ZCLIP_NEAR_DISABLE(!state->depth_clip_near) | 483 S_028810_ZCLIP_FAR_DISABLE(!state->depth_clip_far) | 484 S_028810_DX_LINEAR_ATTR_CLIP_ENA(1); 485 if (rctx->b.chip_class == R700) { 486 rs->pa_cl_clip_cntl |= 487 S_028810_DX_RASTERIZATION_KILL(state->rasterizer_discard); 488 } 489 rs->multisample_enable = state->multisample; 490 491 /* offset */ 492 rs->offset_units = state->offset_units; 493 rs->offset_scale = state->offset_scale * 16.0f; 494 rs->offset_enable = state->offset_point || state->offset_line || state->offset_tri; 495 rs->offset_units_unscaled = state->offset_units_unscaled; 496 497 if (state->point_size_per_vertex) { 498 psize_min = util_get_min_point_size(state); 499 psize_max = 8192; 500 } else { 501 /* Force the point size to be as if the vertex output was disabled. */ 502 psize_min = state->point_size; 503 psize_max = state->point_size; 504 } 505 506 sc_mode_cntl = S_028A4C_MSAA_ENABLE(state->multisample) | 507 S_028A4C_LINE_STIPPLE_ENABLE(state->line_stipple_enable) | 508 S_028A4C_FORCE_EOV_CNTDWN_ENABLE(1) | 509 S_028A4C_PS_ITER_SAMPLE(state->multisample && rctx->ps_iter_samples > 1); 510 if (rctx->b.family == CHIP_RV770) { 511 /* workaround possible rendering corruption on RV770 with hyperz together with sample shading */ 512 sc_mode_cntl |= S_028A4C_TILE_COVER_DISABLE(state->multisample && rctx->ps_iter_samples > 1); 513 } 514 if (rctx->b.chip_class >= R700) { 515 sc_mode_cntl |= S_028A4C_FORCE_EOV_REZ_ENABLE(1) | 516 S_028A4C_R700_ZMM_LINE_OFFSET(1) | 517 S_028A4C_R700_VPORT_SCISSOR_ENABLE(1); 518 } else { 519 sc_mode_cntl |= S_028A4C_WALK_ALIGN8_PRIM_FITS_ST(1); 520 } 521 522 spi_interp = S_0286D4_FLAT_SHADE_ENA(1); 523 if (state->sprite_coord_enable) { 524 spi_interp |= S_0286D4_PNT_SPRITE_ENA(1) | 525 S_0286D4_PNT_SPRITE_OVRD_X(2) | 526 S_0286D4_PNT_SPRITE_OVRD_Y(3) | 527 S_0286D4_PNT_SPRITE_OVRD_Z(0) | 528 S_0286D4_PNT_SPRITE_OVRD_W(1); 529 if (state->sprite_coord_mode != PIPE_SPRITE_COORD_UPPER_LEFT) { 530 spi_interp |= S_0286D4_PNT_SPRITE_TOP_1(1); 531 } 532 } 533 534 r600_store_context_reg_seq(&rs->buffer, R_028A00_PA_SU_POINT_SIZE, 3); 535 /* point size 12.4 fixed point (divide by two, because 0.5 = 1 pixel. */ 536 tmp = r600_pack_float_12p4(state->point_size/2); 537 r600_store_value(&rs->buffer, /* R_028A00_PA_SU_POINT_SIZE */ 538 S_028A00_HEIGHT(tmp) | S_028A00_WIDTH(tmp)); 539 r600_store_value(&rs->buffer, /* R_028A04_PA_SU_POINT_MINMAX */ 540 S_028A04_MIN_SIZE(r600_pack_float_12p4(psize_min/2)) | 541 S_028A04_MAX_SIZE(r600_pack_float_12p4(psize_max/2))); 542 r600_store_value(&rs->buffer, /* R_028A08_PA_SU_LINE_CNTL */ 543 S_028A08_WIDTH(r600_pack_float_12p4(state->line_width/2))); 544 545 r600_store_context_reg(&rs->buffer, R_0286D4_SPI_INTERP_CONTROL_0, spi_interp); 546 r600_store_context_reg(&rs->buffer, R_028A4C_PA_SC_MODE_CNTL, sc_mode_cntl); 547 r600_store_context_reg(&rs->buffer, R_028C08_PA_SU_VTX_CNTL, 548 S_028C08_PIX_CENTER_HALF(state->half_pixel_center) | 549 S_028C08_QUANT_MODE(V_028C08_X_1_256TH)); 550 r600_store_context_reg(&rs->buffer, R_028DFC_PA_SU_POLY_OFFSET_CLAMP, fui(state->offset_clamp)); 551 552 rs->pa_su_sc_mode_cntl = S_028814_PROVOKING_VTX_LAST(!state->flatshade_first) | 553 S_028814_CULL_FRONT(state->cull_face & PIPE_FACE_FRONT ? 1 : 0) | 554 S_028814_CULL_BACK(state->cull_face & PIPE_FACE_BACK ? 1 : 0) | 555 S_028814_FACE(!state->front_ccw) | 556 S_028814_POLY_OFFSET_FRONT_ENABLE(util_get_offset(state, state->fill_front)) | 557 S_028814_POLY_OFFSET_BACK_ENABLE(util_get_offset(state, state->fill_back)) | 558 S_028814_POLY_OFFSET_PARA_ENABLE(state->offset_point || state->offset_line) | 559 S_028814_POLY_MODE(state->fill_front != PIPE_POLYGON_MODE_FILL || 560 state->fill_back != PIPE_POLYGON_MODE_FILL) | 561 S_028814_POLYMODE_FRONT_PTYPE(r600_translate_fill(state->fill_front)) | 562 S_028814_POLYMODE_BACK_PTYPE(r600_translate_fill(state->fill_back)); 563 if (rctx->b.chip_class == R700) { 564 r600_store_context_reg(&rs->buffer, R_028814_PA_SU_SC_MODE_CNTL, rs->pa_su_sc_mode_cntl); 565 } 566 if (rctx->b.chip_class == R600) { 567 r600_store_context_reg(&rs->buffer, R_028350_SX_MISC, 568 S_028350_MULTIPASS(state->rasterizer_discard)); 569 } 570 return rs; 571} 572 573static unsigned r600_tex_filter(unsigned filter, unsigned max_aniso) 574{ 575 if (filter == PIPE_TEX_FILTER_LINEAR) 576 return max_aniso > 1 ? V_03C000_SQ_TEX_XY_FILTER_ANISO_BILINEAR 577 : V_03C000_SQ_TEX_XY_FILTER_BILINEAR; 578 else 579 return max_aniso > 1 ? V_03C000_SQ_TEX_XY_FILTER_ANISO_POINT 580 : V_03C000_SQ_TEX_XY_FILTER_POINT; 581} 582 583static void *r600_create_sampler_state(struct pipe_context *ctx, 584 const struct pipe_sampler_state *state) 585{ 586 struct r600_common_screen *rscreen = (struct r600_common_screen*)ctx->screen; 587 struct r600_pipe_sampler_state *ss = CALLOC_STRUCT(r600_pipe_sampler_state); 588 unsigned max_aniso = rscreen->force_aniso >= 0 ? rscreen->force_aniso 589 : state->max_anisotropy; 590 unsigned max_aniso_ratio = r600_tex_aniso_filter(max_aniso); 591 592 if (!ss) { 593 return NULL; 594 } 595 596 ss->seamless_cube_map = state->seamless_cube_map; 597 ss->border_color_use = sampler_state_needs_border_color(state); 598 599 /* R_03C000_SQ_TEX_SAMPLER_WORD0_0 */ 600 ss->tex_sampler_words[0] = 601 S_03C000_CLAMP_X(r600_tex_wrap(state->wrap_s)) | 602 S_03C000_CLAMP_Y(r600_tex_wrap(state->wrap_t)) | 603 S_03C000_CLAMP_Z(r600_tex_wrap(state->wrap_r)) | 604 S_03C000_XY_MAG_FILTER(r600_tex_filter(state->mag_img_filter, max_aniso)) | 605 S_03C000_XY_MIN_FILTER(r600_tex_filter(state->min_img_filter, max_aniso)) | 606 S_03C000_MIP_FILTER(r600_tex_mipfilter(state->min_mip_filter)) | 607 S_03C000_MAX_ANISO_RATIO(max_aniso_ratio) | 608 S_03C000_DEPTH_COMPARE_FUNCTION(r600_tex_compare(state->compare_func)) | 609 S_03C000_BORDER_COLOR_TYPE(ss->border_color_use ? V_03C000_SQ_TEX_BORDER_COLOR_REGISTER : 0); 610 /* R_03C004_SQ_TEX_SAMPLER_WORD1_0 */ 611 ss->tex_sampler_words[1] = 612 S_03C004_MIN_LOD(S_FIXED(CLAMP(state->min_lod, 0, 15), 6)) | 613 S_03C004_MAX_LOD(S_FIXED(CLAMP(state->max_lod, 0, 15), 6)) | 614 S_03C004_LOD_BIAS(S_FIXED(CLAMP(state->lod_bias, -16, 16), 6)); 615 /* R_03C008_SQ_TEX_SAMPLER_WORD2_0 */ 616 ss->tex_sampler_words[2] = S_03C008_TYPE(1); 617 618 if (ss->border_color_use) { 619 memcpy(&ss->border_color, &state->border_color, sizeof(state->border_color)); 620 } 621 return ss; 622} 623 624static struct pipe_sampler_view * 625texture_buffer_sampler_view(struct r600_pipe_sampler_view *view, 626 unsigned width0, unsigned height0) 627 628{ 629 struct r600_texture *tmp = (struct r600_texture*)view->base.texture; 630 int stride = util_format_get_blocksize(view->base.format); 631 unsigned format, num_format, format_comp, endian; 632 uint64_t offset = view->base.u.buf.offset; 633 unsigned size = view->base.u.buf.size; 634 635 r600_vertex_data_type(view->base.format, 636 &format, &num_format, &format_comp, 637 &endian); 638 639 view->tex_resource = &tmp->resource; 640 view->skip_mip_address_reloc = true; 641 642 view->tex_resource_words[0] = offset; 643 view->tex_resource_words[1] = size - 1; 644 view->tex_resource_words[2] = S_038008_BASE_ADDRESS_HI(offset >> 32UL) | 645 S_038008_STRIDE(stride) | 646 S_038008_DATA_FORMAT(format) | 647 S_038008_NUM_FORMAT_ALL(num_format) | 648 S_038008_FORMAT_COMP_ALL(format_comp) | 649 S_038008_ENDIAN_SWAP(endian); 650 view->tex_resource_words[3] = 0; 651 /* 652 * in theory dword 4 is for number of elements, for use with resinfo, 653 * but it seems to utterly fail to work, the amd gpu shader analyser 654 * uses a const buffer to store the element sizes for buffer txq 655 */ 656 view->tex_resource_words[4] = 0; 657 view->tex_resource_words[5] = 0; 658 view->tex_resource_words[6] = S_038018_TYPE(V_038010_SQ_TEX_VTX_VALID_BUFFER); 659 return &view->base; 660} 661 662struct pipe_sampler_view * 663r600_create_sampler_view_custom(struct pipe_context *ctx, 664 struct pipe_resource *texture, 665 const struct pipe_sampler_view *state, 666 unsigned width_first_level, unsigned height_first_level) 667{ 668 struct r600_pipe_sampler_view *view = CALLOC_STRUCT(r600_pipe_sampler_view); 669 struct r600_texture *tmp = (struct r600_texture*)texture; 670 unsigned format, endian; 671 uint32_t word4 = 0, yuv_format = 0, pitch = 0; 672 unsigned char swizzle[4], array_mode = 0; 673 unsigned width, height, depth, offset_level, last_level; 674 bool do_endian_swap = FALSE; 675 676 if (!view) 677 return NULL; 678 679 /* initialize base object */ 680 view->base = *state; 681 view->base.texture = NULL; 682 pipe_reference(NULL, &texture->reference); 683 view->base.texture = texture; 684 view->base.reference.count = 1; 685 view->base.context = ctx; 686 687 if (texture->target == PIPE_BUFFER) 688 return texture_buffer_sampler_view(view, texture->width0, 1); 689 690 swizzle[0] = state->swizzle_r; 691 swizzle[1] = state->swizzle_g; 692 swizzle[2] = state->swizzle_b; 693 swizzle[3] = state->swizzle_a; 694 695 if (R600_BIG_ENDIAN) 696 do_endian_swap = !tmp->db_compatible; 697 698 format = r600_translate_texformat(ctx->screen, state->format, 699 swizzle, 700 &word4, &yuv_format, do_endian_swap); 701 assert(format != ~0); 702 if (format == ~0) { 703 FREE(view); 704 return NULL; 705 } 706 707 if (state->format == PIPE_FORMAT_X24S8_UINT || 708 state->format == PIPE_FORMAT_S8X24_UINT || 709 state->format == PIPE_FORMAT_X32_S8X24_UINT || 710 state->format == PIPE_FORMAT_S8_UINT) 711 view->is_stencil_sampler = true; 712 713 if (tmp->is_depth && !r600_can_sample_zs(tmp, view->is_stencil_sampler)) { 714 if (!r600_init_flushed_depth_texture(ctx, texture, NULL)) { 715 FREE(view); 716 return NULL; 717 } 718 tmp = tmp->flushed_depth_texture; 719 } 720 721 endian = r600_colorformat_endian_swap(format, do_endian_swap); 722 723 offset_level = state->u.tex.first_level; 724 last_level = state->u.tex.last_level - offset_level; 725 width = width_first_level; 726 height = height_first_level; 727 depth = u_minify(texture->depth0, offset_level); 728 pitch = tmp->surface.u.legacy.level[offset_level].nblk_x * util_format_get_blockwidth(state->format); 729 730 if (texture->target == PIPE_TEXTURE_1D_ARRAY) { 731 height = 1; 732 depth = texture->array_size; 733 } else if (texture->target == PIPE_TEXTURE_2D_ARRAY) { 734 depth = texture->array_size; 735 } else if (texture->target == PIPE_TEXTURE_CUBE_ARRAY) 736 depth = texture->array_size / 6; 737 738 switch (tmp->surface.u.legacy.level[offset_level].mode) { 739 default: 740 case RADEON_SURF_MODE_LINEAR_ALIGNED: 741 array_mode = V_038000_ARRAY_LINEAR_ALIGNED; 742 break; 743 case RADEON_SURF_MODE_1D: 744 array_mode = V_038000_ARRAY_1D_TILED_THIN1; 745 break; 746 case RADEON_SURF_MODE_2D: 747 array_mode = V_038000_ARRAY_2D_TILED_THIN1; 748 break; 749 } 750 751 view->tex_resource = &tmp->resource; 752 view->tex_resource_words[0] = (S_038000_DIM(r600_tex_dim(texture->target, texture->nr_samples)) | 753 S_038000_TILE_MODE(array_mode) | 754 S_038000_TILE_TYPE(tmp->non_disp_tiling) | 755 S_038000_PITCH((pitch / 8) - 1) | 756 S_038000_TEX_WIDTH(width - 1)); 757 view->tex_resource_words[1] = (S_038004_TEX_HEIGHT(height - 1) | 758 S_038004_TEX_DEPTH(depth - 1) | 759 S_038004_DATA_FORMAT(format)); 760 view->tex_resource_words[2] = tmp->surface.u.legacy.level[offset_level].offset >> 8; 761 if (offset_level >= tmp->resource.b.b.last_level) { 762 view->tex_resource_words[3] = tmp->surface.u.legacy.level[offset_level].offset >> 8; 763 } else { 764 view->tex_resource_words[3] = tmp->surface.u.legacy.level[offset_level + 1].offset >> 8; 765 } 766 view->tex_resource_words[4] = (word4 | 767 S_038010_REQUEST_SIZE(1) | 768 S_038010_ENDIAN_SWAP(endian) | 769 S_038010_BASE_LEVEL(0)); 770 view->tex_resource_words[5] = (S_038014_BASE_ARRAY(state->u.tex.first_layer) | 771 S_038014_LAST_ARRAY(state->u.tex.last_layer)); 772 if (texture->nr_samples > 1) { 773 /* LAST_LEVEL holds log2(nr_samples) for multisample textures */ 774 view->tex_resource_words[5] |= S_038014_LAST_LEVEL(util_logbase2(texture->nr_samples)); 775 } else { 776 view->tex_resource_words[5] |= S_038014_LAST_LEVEL(last_level); 777 } 778 view->tex_resource_words[6] = (S_038018_TYPE(V_038010_SQ_TEX_VTX_VALID_TEXTURE) | 779 S_038018_MAX_ANISO(4 /* max 16 samples */)); 780 return &view->base; 781} 782 783static struct pipe_sampler_view * 784r600_create_sampler_view(struct pipe_context *ctx, 785 struct pipe_resource *tex, 786 const struct pipe_sampler_view *state) 787{ 788 return r600_create_sampler_view_custom(ctx, tex, state, 789 u_minify(tex->width0, state->u.tex.first_level), 790 u_minify(tex->height0, state->u.tex.first_level)); 791} 792 793static void r600_emit_clip_state(struct r600_context *rctx, struct r600_atom *atom) 794{ 795 struct radeon_cmdbuf *cs = rctx->b.gfx.cs; 796 struct pipe_clip_state *state = &rctx->clip_state.state; 797 798 radeon_set_context_reg_seq(cs, R_028E20_PA_CL_UCP0_X, 6*4); 799 radeon_emit_array(cs, (unsigned*)state, 6*4); 800} 801 802static void r600_set_polygon_stipple(struct pipe_context *ctx, 803 const struct pipe_poly_stipple *state) 804{ 805} 806 807static void r600_init_color_surface(struct r600_context *rctx, 808 struct r600_surface *surf, 809 bool force_cmask_fmask) 810{ 811 struct r600_screen *rscreen = rctx->screen; 812 struct r600_texture *rtex = (struct r600_texture*)surf->base.texture; 813 unsigned level = surf->base.u.tex.level; 814 unsigned pitch, slice; 815 unsigned color_info; 816 unsigned color_view; 817 unsigned format, swap, ntype, endian; 818 unsigned offset; 819 const struct util_format_description *desc; 820 int i; 821 bool blend_bypass = 0, blend_clamp = 0, do_endian_swap = FALSE; 822 823 if (rtex->db_compatible && !r600_can_sample_zs(rtex, false)) { 824 r600_init_flushed_depth_texture(&rctx->b.b, surf->base.texture, NULL); 825 rtex = rtex->flushed_depth_texture; 826 assert(rtex); 827 } 828 829 offset = rtex->surface.u.legacy.level[level].offset; 830 color_view = S_028080_SLICE_START(surf->base.u.tex.first_layer) | 831 S_028080_SLICE_MAX(surf->base.u.tex.last_layer); 832 833 pitch = rtex->surface.u.legacy.level[level].nblk_x / 8 - 1; 834 slice = (rtex->surface.u.legacy.level[level].nblk_x * rtex->surface.u.legacy.level[level].nblk_y) / 64; 835 if (slice) { 836 slice = slice - 1; 837 } 838 color_info = 0; 839 switch (rtex->surface.u.legacy.level[level].mode) { 840 default: 841 case RADEON_SURF_MODE_LINEAR_ALIGNED: 842 color_info = S_0280A0_ARRAY_MODE(V_038000_ARRAY_LINEAR_ALIGNED); 843 break; 844 case RADEON_SURF_MODE_1D: 845 color_info = S_0280A0_ARRAY_MODE(V_038000_ARRAY_1D_TILED_THIN1); 846 break; 847 case RADEON_SURF_MODE_2D: 848 color_info = S_0280A0_ARRAY_MODE(V_038000_ARRAY_2D_TILED_THIN1); 849 break; 850 } 851 852 desc = util_format_description(surf->base.format); 853 854 for (i = 0; i < 4; i++) { 855 if (desc->channel[i].type != UTIL_FORMAT_TYPE_VOID) { 856 break; 857 } 858 } 859 860 ntype = V_0280A0_NUMBER_UNORM; 861 if (desc->colorspace == UTIL_FORMAT_COLORSPACE_SRGB) 862 ntype = V_0280A0_NUMBER_SRGB; 863 else if (desc->channel[i].type == UTIL_FORMAT_TYPE_SIGNED) { 864 if (desc->channel[i].normalized) 865 ntype = V_0280A0_NUMBER_SNORM; 866 else if (desc->channel[i].pure_integer) 867 ntype = V_0280A0_NUMBER_SINT; 868 } else if (desc->channel[i].type == UTIL_FORMAT_TYPE_UNSIGNED) { 869 if (desc->channel[i].normalized) 870 ntype = V_0280A0_NUMBER_UNORM; 871 else if (desc->channel[i].pure_integer) 872 ntype = V_0280A0_NUMBER_UINT; 873 } else if (desc->channel[i].type == UTIL_FORMAT_TYPE_FLOAT) { 874 ntype = V_0280A0_NUMBER_FLOAT; 875 } 876 877 if (R600_BIG_ENDIAN) 878 do_endian_swap = !rtex->db_compatible; 879 880 format = r600_translate_colorformat(rctx->b.chip_class, surf->base.format, 881 do_endian_swap); 882 assert(format != ~0); 883 884 swap = r600_translate_colorswap(surf->base.format, do_endian_swap); 885 assert(swap != ~0); 886 887 endian = r600_colorformat_endian_swap(format, do_endian_swap); 888 889 /* blend clamp should be set for all NORM/SRGB types */ 890 if (ntype == V_0280A0_NUMBER_UNORM || ntype == V_0280A0_NUMBER_SNORM || 891 ntype == V_0280A0_NUMBER_SRGB) 892 blend_clamp = 1; 893 894 /* set blend bypass according to docs if SINT/UINT or 895 8/24 COLOR variants */ 896 if (ntype == V_0280A0_NUMBER_UINT || ntype == V_0280A0_NUMBER_SINT || 897 format == V_0280A0_COLOR_8_24 || format == V_0280A0_COLOR_24_8 || 898 format == V_0280A0_COLOR_X24_8_32_FLOAT) { 899 blend_clamp = 0; 900 blend_bypass = 1; 901 } 902 903 surf->alphatest_bypass = ntype == V_0280A0_NUMBER_UINT || ntype == V_0280A0_NUMBER_SINT; 904 905 color_info |= S_0280A0_FORMAT(format) | 906 S_0280A0_COMP_SWAP(swap) | 907 S_0280A0_BLEND_BYPASS(blend_bypass) | 908 S_0280A0_BLEND_CLAMP(blend_clamp) | 909 S_0280A0_SIMPLE_FLOAT(1) | 910 S_0280A0_NUMBER_TYPE(ntype) | 911 S_0280A0_ENDIAN(endian); 912 913 /* EXPORT_NORM is an optimzation that can be enabled for better 914 * performance in certain cases 915 */ 916 if (rctx->b.chip_class == R600) { 917 /* EXPORT_NORM can be enabled if: 918 * - 11-bit or smaller UNORM/SNORM/SRGB 919 * - BLEND_CLAMP is enabled 920 * - BLEND_FLOAT32 is disabled 921 */ 922 if (desc->colorspace != UTIL_FORMAT_COLORSPACE_ZS && 923 (desc->channel[i].size < 12 && 924 desc->channel[i].type != UTIL_FORMAT_TYPE_FLOAT && 925 ntype != V_0280A0_NUMBER_UINT && 926 ntype != V_0280A0_NUMBER_SINT) && 927 G_0280A0_BLEND_CLAMP(color_info) && 928 /* XXX this condition is always true since BLEND_FLOAT32 is never set (bug?). */ 929 !G_0280A0_BLEND_FLOAT32(color_info)) { 930 color_info |= S_0280A0_SOURCE_FORMAT(V_0280A0_EXPORT_NORM); 931 surf->export_16bpc = true; 932 } 933 } else { 934 /* EXPORT_NORM can be enabled if: 935 * - 11-bit or smaller UNORM/SNORM/SRGB 936 * - 16-bit or smaller FLOAT 937 */ 938 if (desc->colorspace != UTIL_FORMAT_COLORSPACE_ZS && 939 ((desc->channel[i].size < 12 && 940 desc->channel[i].type != UTIL_FORMAT_TYPE_FLOAT && 941 ntype != V_0280A0_NUMBER_UINT && ntype != V_0280A0_NUMBER_SINT) || 942 (desc->channel[i].size < 17 && 943 desc->channel[i].type == UTIL_FORMAT_TYPE_FLOAT))) { 944 color_info |= S_0280A0_SOURCE_FORMAT(V_0280A0_EXPORT_NORM); 945 surf->export_16bpc = true; 946 } 947 } 948 949 /* These might not always be initialized to zero. */ 950 surf->cb_color_base = offset >> 8; 951 surf->cb_color_size = S_028060_PITCH_TILE_MAX(pitch) | 952 S_028060_SLICE_TILE_MAX(slice); 953 surf->cb_color_fmask = surf->cb_color_base; 954 surf->cb_color_cmask = surf->cb_color_base; 955 surf->cb_color_mask = 0; 956 957 r600_resource_reference(&surf->cb_buffer_cmask, &rtex->resource); 958 r600_resource_reference(&surf->cb_buffer_fmask, &rtex->resource); 959 960 if (rtex->cmask.size) { 961 surf->cb_color_cmask = rtex->cmask.offset >> 8; 962 surf->cb_color_mask |= S_028100_CMASK_BLOCK_MAX(rtex->cmask.slice_tile_max); 963 964 if (rtex->fmask.size) { 965 color_info |= S_0280A0_TILE_MODE(V_0280A0_FRAG_ENABLE); 966 surf->cb_color_fmask = rtex->fmask.offset >> 8; 967 surf->cb_color_mask |= S_028100_FMASK_TILE_MAX(rtex->fmask.slice_tile_max); 968 } else { /* cmask only */ 969 color_info |= S_0280A0_TILE_MODE(V_0280A0_CLEAR_ENABLE); 970 } 971 } else if (force_cmask_fmask) { 972 /* Allocate dummy FMASK and CMASK if they aren't allocated already. 973 * 974 * R6xx needs FMASK and CMASK for the destination buffer of color resolve, 975 * otherwise it hangs. We don't have FMASK and CMASK pre-allocated, 976 * because it's not an MSAA buffer. 977 */ 978 struct r600_cmask_info cmask; 979 struct r600_fmask_info fmask; 980 981 r600_texture_get_cmask_info(&rscreen->b, rtex, &cmask); 982 r600_texture_get_fmask_info(&rscreen->b, rtex, 8, &fmask); 983 984 /* CMASK. */ 985 if (!rctx->dummy_cmask || 986 rctx->dummy_cmask->b.b.width0 < cmask.size || 987 rctx->dummy_cmask->buf->alignment % cmask.alignment != 0) { 988 struct pipe_transfer *transfer; 989 void *ptr; 990 991 r600_resource_reference(&rctx->dummy_cmask, NULL); 992 rctx->dummy_cmask = (struct r600_resource*) 993 r600_aligned_buffer_create(&rscreen->b.b, 0, 994 PIPE_USAGE_DEFAULT, 995 cmask.size, cmask.alignment); 996 997 if (unlikely(!rctx->dummy_cmask)) { 998 surf->color_initialized = false; 999 return; 1000 } 1001 1002 /* Set the contents to 0xCC. */ 1003 ptr = pipe_buffer_map(&rctx->b.b, &rctx->dummy_cmask->b.b, PIPE_TRANSFER_WRITE, &transfer); 1004 memset(ptr, 0xCC, cmask.size); 1005 pipe_buffer_unmap(&rctx->b.b, transfer); 1006 } 1007 r600_resource_reference(&surf->cb_buffer_cmask, rctx->dummy_cmask); 1008 1009 /* FMASK. */ 1010 if (!rctx->dummy_fmask || 1011 rctx->dummy_fmask->b.b.width0 < fmask.size || 1012 rctx->dummy_fmask->buf->alignment % fmask.alignment != 0) { 1013 r600_resource_reference(&rctx->dummy_fmask, NULL); 1014 rctx->dummy_fmask = (struct r600_resource*) 1015 r600_aligned_buffer_create(&rscreen->b.b, 0, 1016 PIPE_USAGE_DEFAULT, 1017 fmask.size, fmask.alignment); 1018 1019 if (unlikely(!rctx->dummy_fmask)) { 1020 surf->color_initialized = false; 1021 return; 1022 } 1023 } 1024 r600_resource_reference(&surf->cb_buffer_fmask, rctx->dummy_fmask); 1025 1026 /* Init the registers. */ 1027 color_info |= S_0280A0_TILE_MODE(V_0280A0_FRAG_ENABLE); 1028 surf->cb_color_cmask = 0; 1029 surf->cb_color_fmask = 0; 1030 surf->cb_color_mask = S_028100_CMASK_BLOCK_MAX(cmask.slice_tile_max) | 1031 S_028100_FMASK_TILE_MAX(fmask.slice_tile_max); 1032 } 1033 1034 surf->cb_color_info = color_info; 1035 surf->cb_color_view = color_view; 1036 surf->color_initialized = true; 1037} 1038 1039static void r600_init_depth_surface(struct r600_context *rctx, 1040 struct r600_surface *surf) 1041{ 1042 struct r600_texture *rtex = (struct r600_texture*)surf->base.texture; 1043 unsigned level, pitch, slice, format, offset, array_mode; 1044 1045 level = surf->base.u.tex.level; 1046 offset = rtex->surface.u.legacy.level[level].offset; 1047 pitch = rtex->surface.u.legacy.level[level].nblk_x / 8 - 1; 1048 slice = (rtex->surface.u.legacy.level[level].nblk_x * rtex->surface.u.legacy.level[level].nblk_y) / 64; 1049 if (slice) { 1050 slice = slice - 1; 1051 } 1052 switch (rtex->surface.u.legacy.level[level].mode) { 1053 case RADEON_SURF_MODE_2D: 1054 array_mode = V_0280A0_ARRAY_2D_TILED_THIN1; 1055 break; 1056 case RADEON_SURF_MODE_1D: 1057 case RADEON_SURF_MODE_LINEAR_ALIGNED: 1058 default: 1059 array_mode = V_0280A0_ARRAY_1D_TILED_THIN1; 1060 break; 1061 } 1062 1063 format = r600_translate_dbformat(surf->base.format); 1064 assert(format != ~0); 1065 1066 surf->db_depth_info = S_028010_ARRAY_MODE(array_mode) | S_028010_FORMAT(format); 1067 surf->db_depth_base = offset >> 8; 1068 surf->db_depth_view = S_028004_SLICE_START(surf->base.u.tex.first_layer) | 1069 S_028004_SLICE_MAX(surf->base.u.tex.last_layer); 1070 surf->db_depth_size = S_028000_PITCH_TILE_MAX(pitch) | S_028000_SLICE_TILE_MAX(slice); 1071 surf->db_prefetch_limit = (rtex->surface.u.legacy.level[level].nblk_y / 8) - 1; 1072 1073 if (r600_htile_enabled(rtex, level)) { 1074 surf->db_htile_data_base = rtex->htile_offset >> 8; 1075 surf->db_htile_surface = S_028D24_HTILE_WIDTH(1) | 1076 S_028D24_HTILE_HEIGHT(1) | 1077 S_028D24_FULL_CACHE(1); 1078 /* preload is not working properly on r6xx/r7xx */ 1079 surf->db_depth_info |= S_028010_TILE_SURFACE_ENABLE(1); 1080 } 1081 1082 surf->depth_initialized = true; 1083} 1084 1085static void r600_set_framebuffer_state(struct pipe_context *ctx, 1086 const struct pipe_framebuffer_state *state) 1087{ 1088 struct r600_context *rctx = (struct r600_context *)ctx; 1089 struct r600_surface *surf; 1090 struct r600_texture *rtex; 1091 unsigned i; 1092 uint32_t target_mask = 0; 1093 1094 /* Flush TC when changing the framebuffer state, because the only 1095 * client not using TC that can change textures is the framebuffer. 1096 * Other places don't typically have to flush TC. 1097 */ 1098 rctx->b.flags |= R600_CONTEXT_WAIT_3D_IDLE | 1099 R600_CONTEXT_FLUSH_AND_INV | 1100 R600_CONTEXT_FLUSH_AND_INV_CB | 1101 R600_CONTEXT_FLUSH_AND_INV_CB_META | 1102 R600_CONTEXT_FLUSH_AND_INV_DB | 1103 R600_CONTEXT_FLUSH_AND_INV_DB_META | 1104 R600_CONTEXT_INV_TEX_CACHE; 1105 1106 /* Set the new state. */ 1107 util_copy_framebuffer_state(&rctx->framebuffer.state, state); 1108 1109 rctx->framebuffer.export_16bpc = state->nr_cbufs != 0; 1110 rctx->framebuffer.cb0_is_integer = state->nr_cbufs && state->cbufs[0] && 1111 util_format_is_pure_integer(state->cbufs[0]->format); 1112 rctx->framebuffer.compressed_cb_mask = 0; 1113 rctx->framebuffer.is_msaa_resolve = state->nr_cbufs == 2 && 1114 state->cbufs[0] && state->cbufs[1] && 1115 state->cbufs[0]->texture->nr_samples > 1 && 1116 state->cbufs[1]->texture->nr_samples <= 1; 1117 rctx->framebuffer.nr_samples = util_framebuffer_get_num_samples(state); 1118 1119 /* Colorbuffers. */ 1120 for (i = 0; i < state->nr_cbufs; i++) { 1121 /* The resolve buffer must have CMASK and FMASK to prevent hardlocks on R6xx. */ 1122 bool force_cmask_fmask = rctx->b.chip_class == R600 && 1123 rctx->framebuffer.is_msaa_resolve && 1124 i == 1; 1125 1126 surf = (struct r600_surface*)state->cbufs[i]; 1127 if (!surf) 1128 continue; 1129 1130 rtex = (struct r600_texture*)surf->base.texture; 1131 r600_context_add_resource_size(ctx, state->cbufs[i]->texture); 1132 1133 target_mask |= (0xf << (i * 4)); 1134 1135 if (!surf->color_initialized || force_cmask_fmask) { 1136 r600_init_color_surface(rctx, surf, force_cmask_fmask); 1137 if (force_cmask_fmask) { 1138 /* re-initialize later without compression */ 1139 surf->color_initialized = false; 1140 } 1141 } 1142 1143 if (!surf->export_16bpc) { 1144 rctx->framebuffer.export_16bpc = false; 1145 } 1146 1147 if (rtex->fmask.size) { 1148 rctx->framebuffer.compressed_cb_mask |= 1 << i; 1149 } 1150 } 1151 1152 /* Update alpha-test state dependencies. 1153 * Alpha-test is done on the first colorbuffer only. */ 1154 if (state->nr_cbufs) { 1155 bool alphatest_bypass = false; 1156 1157 surf = (struct r600_surface*)state->cbufs[0]; 1158 if (surf) { 1159 alphatest_bypass = surf->alphatest_bypass; 1160 } 1161 1162 if (rctx->alphatest_state.bypass != alphatest_bypass) { 1163 rctx->alphatest_state.bypass = alphatest_bypass; 1164 r600_mark_atom_dirty(rctx, &rctx->alphatest_state.atom); 1165 } 1166 } 1167 1168 /* ZS buffer. */ 1169 if (state->zsbuf) { 1170 surf = (struct r600_surface*)state->zsbuf; 1171 1172 r600_context_add_resource_size(ctx, state->zsbuf->texture); 1173 1174 if (!surf->depth_initialized) { 1175 r600_init_depth_surface(rctx, surf); 1176 } 1177 1178 if (state->zsbuf->format != rctx->poly_offset_state.zs_format) { 1179 rctx->poly_offset_state.zs_format = state->zsbuf->format; 1180 r600_mark_atom_dirty(rctx, &rctx->poly_offset_state.atom); 1181 } 1182 1183 if (rctx->db_state.rsurf != surf) { 1184 rctx->db_state.rsurf = surf; 1185 r600_mark_atom_dirty(rctx, &rctx->db_state.atom); 1186 r600_mark_atom_dirty(rctx, &rctx->db_misc_state.atom); 1187 } 1188 } else if (rctx->db_state.rsurf) { 1189 rctx->db_state.rsurf = NULL; 1190 r600_mark_atom_dirty(rctx, &rctx->db_state.atom); 1191 r600_mark_atom_dirty(rctx, &rctx->db_misc_state.atom); 1192 } 1193 1194 if (rctx->cb_misc_state.nr_cbufs != state->nr_cbufs || 1195 rctx->cb_misc_state.bound_cbufs_target_mask != target_mask) { 1196 rctx->cb_misc_state.bound_cbufs_target_mask = target_mask; 1197 rctx->cb_misc_state.nr_cbufs = state->nr_cbufs; 1198 r600_mark_atom_dirty(rctx, &rctx->cb_misc_state.atom); 1199 } 1200 1201 if (state->nr_cbufs == 0 && rctx->alphatest_state.bypass) { 1202 rctx->alphatest_state.bypass = false; 1203 r600_mark_atom_dirty(rctx, &rctx->alphatest_state.atom); 1204 } 1205 1206 /* Calculate the CS size. */ 1207 rctx->framebuffer.atom.num_dw = 1208 10 /*COLOR_INFO*/ + 4 /*SCISSOR*/ + 3 /*SHADER_CONTROL*/ + 8 /*MSAA*/; 1209 1210 if (rctx->framebuffer.state.nr_cbufs) { 1211 rctx->framebuffer.atom.num_dw += 15 * rctx->framebuffer.state.nr_cbufs; 1212 rctx->framebuffer.atom.num_dw += 3 * (2 + rctx->framebuffer.state.nr_cbufs); 1213 } 1214 if (rctx->framebuffer.state.zsbuf) { 1215 rctx->framebuffer.atom.num_dw += 16; 1216 } else if (rctx->screen->b.info.drm_minor >= 18) { 1217 rctx->framebuffer.atom.num_dw += 3; 1218 } 1219 if (rctx->b.family > CHIP_R600 && rctx->b.family < CHIP_RV770) { 1220 rctx->framebuffer.atom.num_dw += 2; 1221 } 1222 1223 r600_mark_atom_dirty(rctx, &rctx->framebuffer.atom); 1224 1225 r600_set_sample_locations_constant_buffer(rctx); 1226 rctx->framebuffer.do_update_surf_dirtiness = true; 1227} 1228 1229static const uint32_t sample_locs_2x[] = { 1230 FILL_SREG(-4, 4, 4, -4, -4, 4, 4, -4), 1231 FILL_SREG(-4, 4, 4, -4, -4, 4, 4, -4), 1232}; 1233static const unsigned max_dist_2x = 4; 1234 1235static const uint32_t sample_locs_4x[] = { 1236 FILL_SREG(-2, -2, 2, 2, -6, 6, 6, -6), 1237 FILL_SREG(-2, -2, 2, 2, -6, 6, 6, -6), 1238}; 1239static const unsigned max_dist_4x = 6; 1240static const uint32_t sample_locs_8x[] = { 1241 FILL_SREG(-1, 1, 1, 5, 3, -5, 5, 3), 1242 FILL_SREG(-7, -1, -3, -7, 7, -3, -5, 7), 1243}; 1244static const unsigned max_dist_8x = 7; 1245 1246static void r600_get_sample_position(struct pipe_context *ctx, 1247 unsigned sample_count, 1248 unsigned sample_index, 1249 float *out_value) 1250{ 1251 int offset, index; 1252 struct { 1253 int idx:4; 1254 } val; 1255 switch (sample_count) { 1256 case 1: 1257 default: 1258 out_value[0] = out_value[1] = 0.5; 1259 break; 1260 case 2: 1261 offset = 4 * (sample_index * 2); 1262 val.idx = (sample_locs_2x[0] >> offset) & 0xf; 1263 out_value[0] = (float)(val.idx + 8) / 16.0f; 1264 val.idx = (sample_locs_2x[0] >> (offset + 4)) & 0xf; 1265 out_value[1] = (float)(val.idx + 8) / 16.0f; 1266 break; 1267 case 4: 1268 offset = 4 * (sample_index * 2); 1269 val.idx = (sample_locs_4x[0] >> offset) & 0xf; 1270 out_value[0] = (float)(val.idx + 8) / 16.0f; 1271 val.idx = (sample_locs_4x[0] >> (offset + 4)) & 0xf; 1272 out_value[1] = (float)(val.idx + 8) / 16.0f; 1273 break; 1274 case 8: 1275 offset = 4 * (sample_index % 4 * 2); 1276 index = (sample_index / 4); 1277 val.idx = (sample_locs_8x[index] >> offset) & 0xf; 1278 out_value[0] = (float)(val.idx + 8) / 16.0f; 1279 val.idx = (sample_locs_8x[index] >> (offset + 4)) & 0xf; 1280 out_value[1] = (float)(val.idx + 8) / 16.0f; 1281 break; 1282 } 1283} 1284 1285static void r600_emit_msaa_state(struct r600_context *rctx, int nr_samples) 1286{ 1287 struct radeon_cmdbuf *cs = rctx->b.gfx.cs; 1288 unsigned max_dist = 0; 1289 1290 if (rctx->b.family == CHIP_R600) { 1291 switch (nr_samples) { 1292 default: 1293 nr_samples = 0; 1294 break; 1295 case 2: 1296 radeon_set_config_reg(cs, R_008B40_PA_SC_AA_SAMPLE_LOCS_2S, sample_locs_2x[0]); 1297 max_dist = max_dist_2x; 1298 break; 1299 case 4: 1300 radeon_set_config_reg(cs, R_008B44_PA_SC_AA_SAMPLE_LOCS_4S, sample_locs_4x[0]); 1301 max_dist = max_dist_4x; 1302 break; 1303 case 8: 1304 radeon_set_config_reg_seq(cs, R_008B48_PA_SC_AA_SAMPLE_LOCS_8S_WD0, 2); 1305 radeon_emit(cs, sample_locs_8x[0]); /* R_008B48_PA_SC_AA_SAMPLE_LOCS_8S_WD0 */ 1306 radeon_emit(cs, sample_locs_8x[1]); /* R_008B4C_PA_SC_AA_SAMPLE_LOCS_8S_WD1 */ 1307 max_dist = max_dist_8x; 1308 break; 1309 } 1310 } else { 1311 switch (nr_samples) { 1312 default: 1313 radeon_set_context_reg_seq(cs, R_028C1C_PA_SC_AA_SAMPLE_LOCS_MCTX, 2); 1314 radeon_emit(cs, 0); /* R_028C1C_PA_SC_AA_SAMPLE_LOCS_MCTX */ 1315 radeon_emit(cs, 0); /* R_028C20_PA_SC_AA_SAMPLE_LOCS_8D_WD1_MCTX */ 1316 nr_samples = 0; 1317 break; 1318 case 2: 1319 radeon_set_context_reg_seq(cs, R_028C1C_PA_SC_AA_SAMPLE_LOCS_MCTX, 2); 1320 radeon_emit(cs, sample_locs_2x[0]); /* R_028C1C_PA_SC_AA_SAMPLE_LOCS_MCTX */ 1321 radeon_emit(cs, sample_locs_2x[1]); /* R_028C20_PA_SC_AA_SAMPLE_LOCS_8D_WD1_MCTX */ 1322 max_dist = max_dist_2x; 1323 break; 1324 case 4: 1325 radeon_set_context_reg_seq(cs, R_028C1C_PA_SC_AA_SAMPLE_LOCS_MCTX, 2); 1326 radeon_emit(cs, sample_locs_4x[0]); /* R_028C1C_PA_SC_AA_SAMPLE_LOCS_MCTX */ 1327 radeon_emit(cs, sample_locs_4x[1]); /* R_028C20_PA_SC_AA_SAMPLE_LOCS_8D_WD1_MCTX */ 1328 max_dist = max_dist_4x; 1329 break; 1330 case 8: 1331 radeon_set_context_reg_seq(cs, R_028C1C_PA_SC_AA_SAMPLE_LOCS_MCTX, 2); 1332 radeon_emit(cs, sample_locs_8x[0]); /* R_028C1C_PA_SC_AA_SAMPLE_LOCS_MCTX */ 1333 radeon_emit(cs, sample_locs_8x[1]); /* R_028C20_PA_SC_AA_SAMPLE_LOCS_8D_WD1_MCTX */ 1334 max_dist = max_dist_8x; 1335 break; 1336 } 1337 } 1338 1339 if (nr_samples > 1) { 1340 radeon_set_context_reg_seq(cs, R_028C00_PA_SC_LINE_CNTL, 2); 1341 radeon_emit(cs, S_028C00_LAST_PIXEL(1) | 1342 S_028C00_EXPAND_LINE_WIDTH(1)); /* R_028C00_PA_SC_LINE_CNTL */ 1343 radeon_emit(cs, S_028C04_MSAA_NUM_SAMPLES(util_logbase2(nr_samples)) | 1344 S_028C04_MAX_SAMPLE_DIST(max_dist)); /* R_028C04_PA_SC_AA_CONFIG */ 1345 } else { 1346 radeon_set_context_reg_seq(cs, R_028C00_PA_SC_LINE_CNTL, 2); 1347 radeon_emit(cs, S_028C00_LAST_PIXEL(1)); /* R_028C00_PA_SC_LINE_CNTL */ 1348 radeon_emit(cs, 0); /* R_028C04_PA_SC_AA_CONFIG */ 1349 } 1350} 1351 1352static void r600_emit_framebuffer_state(struct r600_context *rctx, struct r600_atom *atom) 1353{ 1354 struct radeon_cmdbuf *cs = rctx->b.gfx.cs; 1355 struct pipe_framebuffer_state *state = &rctx->framebuffer.state; 1356 unsigned nr_cbufs = state->nr_cbufs; 1357 struct r600_surface **cb = (struct r600_surface**)&state->cbufs[0]; 1358 unsigned i, sbu = 0; 1359 1360 /* Colorbuffers. */ 1361 radeon_set_context_reg_seq(cs, R_0280A0_CB_COLOR0_INFO, 8); 1362 for (i = 0; i < nr_cbufs; i++) { 1363 radeon_emit(cs, cb[i] ? cb[i]->cb_color_info : 0); 1364 } 1365 /* set CB_COLOR1_INFO for possible dual-src blending */ 1366 if (rctx->framebuffer.dual_src_blend && i == 1 && cb[0]) { 1367 radeon_emit(cs, cb[0]->cb_color_info); 1368 i++; 1369 } 1370 for (; i < 8; i++) { 1371 radeon_emit(cs, 0); 1372 } 1373 1374 if (nr_cbufs) { 1375 for (i = 0; i < nr_cbufs; i++) { 1376 unsigned reloc; 1377 1378 if (!cb[i]) 1379 continue; 1380 1381 /* COLOR_BASE */ 1382 radeon_set_context_reg(cs, R_028040_CB_COLOR0_BASE + i*4, cb[i]->cb_color_base); 1383 1384 reloc = radeon_add_to_buffer_list(&rctx->b, 1385 &rctx->b.gfx, 1386 (struct r600_resource*)cb[i]->base.texture, 1387 RADEON_USAGE_READWRITE, 1388 cb[i]->base.texture->nr_samples > 1 ? 1389 RADEON_PRIO_COLOR_BUFFER_MSAA : 1390 RADEON_PRIO_COLOR_BUFFER); 1391 radeon_emit(cs, PKT3(PKT3_NOP, 0, 0)); 1392 radeon_emit(cs, reloc); 1393 1394 /* FMASK */ 1395 radeon_set_context_reg(cs, R_0280E0_CB_COLOR0_FRAG + i*4, cb[i]->cb_color_fmask); 1396 1397 reloc = radeon_add_to_buffer_list(&rctx->b, 1398 &rctx->b.gfx, 1399 cb[i]->cb_buffer_fmask, 1400 RADEON_USAGE_READWRITE, 1401 cb[i]->base.texture->nr_samples > 1 ? 1402 RADEON_PRIO_COLOR_BUFFER_MSAA : 1403 RADEON_PRIO_COLOR_BUFFER); 1404 radeon_emit(cs, PKT3(PKT3_NOP, 0, 0)); 1405 radeon_emit(cs, reloc); 1406 1407 /* CMASK */ 1408 radeon_set_context_reg(cs, R_0280C0_CB_COLOR0_TILE + i*4, cb[i]->cb_color_cmask); 1409 1410 reloc = radeon_add_to_buffer_list(&rctx->b, 1411 &rctx->b.gfx, 1412 cb[i]->cb_buffer_cmask, 1413 RADEON_USAGE_READWRITE, 1414 cb[i]->base.texture->nr_samples > 1 ? 1415 RADEON_PRIO_COLOR_BUFFER_MSAA : 1416 RADEON_PRIO_COLOR_BUFFER); 1417 radeon_emit(cs, PKT3(PKT3_NOP, 0, 0)); 1418 radeon_emit(cs, reloc); 1419 } 1420 1421 radeon_set_context_reg_seq(cs, R_028060_CB_COLOR0_SIZE, nr_cbufs); 1422 for (i = 0; i < nr_cbufs; i++) { 1423 radeon_emit(cs, cb[i] ? cb[i]->cb_color_size : 0); 1424 } 1425 1426 radeon_set_context_reg_seq(cs, R_028080_CB_COLOR0_VIEW, nr_cbufs); 1427 for (i = 0; i < nr_cbufs; i++) { 1428 radeon_emit(cs, cb[i] ? cb[i]->cb_color_view : 0); 1429 } 1430 1431 radeon_set_context_reg_seq(cs, R_028100_CB_COLOR0_MASK, nr_cbufs); 1432 for (i = 0; i < nr_cbufs; i++) { 1433 radeon_emit(cs, cb[i] ? cb[i]->cb_color_mask : 0); 1434 } 1435 1436 sbu |= SURFACE_BASE_UPDATE_COLOR_NUM(nr_cbufs); 1437 } 1438 1439 /* SURFACE_BASE_UPDATE */ 1440 if (rctx->b.family > CHIP_R600 && rctx->b.family < CHIP_RV770 && sbu) { 1441 radeon_emit(cs, PKT3(PKT3_SURFACE_BASE_UPDATE, 0, 0)); 1442 radeon_emit(cs, sbu); 1443 sbu = 0; 1444 } 1445 1446 /* Zbuffer. */ 1447 if (state->zsbuf) { 1448 struct r600_surface *surf = (struct r600_surface*)state->zsbuf; 1449 unsigned reloc = radeon_add_to_buffer_list(&rctx->b, 1450 &rctx->b.gfx, 1451 (struct r600_resource*)state->zsbuf->texture, 1452 RADEON_USAGE_READWRITE, 1453 surf->base.texture->nr_samples > 1 ? 1454 RADEON_PRIO_DEPTH_BUFFER_MSAA : 1455 RADEON_PRIO_DEPTH_BUFFER); 1456 1457 radeon_set_context_reg_seq(cs, R_028000_DB_DEPTH_SIZE, 2); 1458 radeon_emit(cs, surf->db_depth_size); /* R_028000_DB_DEPTH_SIZE */ 1459 radeon_emit(cs, surf->db_depth_view); /* R_028004_DB_DEPTH_VIEW */ 1460 radeon_set_context_reg_seq(cs, R_02800C_DB_DEPTH_BASE, 2); 1461 radeon_emit(cs, surf->db_depth_base); /* R_02800C_DB_DEPTH_BASE */ 1462 radeon_emit(cs, surf->db_depth_info); /* R_028010_DB_DEPTH_INFO */ 1463 1464 radeon_emit(cs, PKT3(PKT3_NOP, 0, 0)); 1465 radeon_emit(cs, reloc); 1466 1467 radeon_set_context_reg(cs, R_028D34_DB_PREFETCH_LIMIT, surf->db_prefetch_limit); 1468 1469 sbu |= SURFACE_BASE_UPDATE_DEPTH; 1470 } else if (rctx->screen->b.info.drm_minor >= 18) { 1471 /* DRM 2.6.18 allows the INVALID format to disable depth/stencil. 1472 * Older kernels are out of luck. */ 1473 radeon_set_context_reg(cs, R_028010_DB_DEPTH_INFO, S_028010_FORMAT(V_028010_DEPTH_INVALID)); 1474 } 1475 1476 /* SURFACE_BASE_UPDATE */ 1477 if (rctx->b.family > CHIP_R600 && rctx->b.family < CHIP_RV770 && sbu) { 1478 radeon_emit(cs, PKT3(PKT3_SURFACE_BASE_UPDATE, 0, 0)); 1479 radeon_emit(cs, sbu); 1480 sbu = 0; 1481 } 1482 1483 /* Framebuffer dimensions. */ 1484 radeon_set_context_reg_seq(cs, R_028204_PA_SC_WINDOW_SCISSOR_TL, 2); 1485 radeon_emit(cs, S_028240_TL_X(0) | S_028240_TL_Y(0) | 1486 S_028240_WINDOW_OFFSET_DISABLE(1)); /* R_028204_PA_SC_WINDOW_SCISSOR_TL */ 1487 radeon_emit(cs, S_028244_BR_X(state->width) | 1488 S_028244_BR_Y(state->height)); /* R_028208_PA_SC_WINDOW_SCISSOR_BR */ 1489 1490 if (rctx->framebuffer.is_msaa_resolve) { 1491 radeon_set_context_reg(cs, R_0287A0_CB_SHADER_CONTROL, 1); 1492 } else { 1493 /* Always enable the first colorbuffer in CB_SHADER_CONTROL. This 1494 * will assure that the alpha-test will work even if there is 1495 * no colorbuffer bound. */ 1496 radeon_set_context_reg(cs, R_0287A0_CB_SHADER_CONTROL, 1497 (1ull << MAX2(nr_cbufs, 1)) - 1); 1498 } 1499 1500 r600_emit_msaa_state(rctx, rctx->framebuffer.nr_samples); 1501} 1502 1503static void r600_set_min_samples(struct pipe_context *ctx, unsigned min_samples) 1504{ 1505 struct r600_context *rctx = (struct r600_context *)ctx; 1506 1507 if (rctx->ps_iter_samples == min_samples) 1508 return; 1509 1510 rctx->ps_iter_samples = min_samples; 1511 if (rctx->framebuffer.nr_samples > 1) { 1512 r600_mark_atom_dirty(rctx, &rctx->rasterizer_state.atom); 1513 if (rctx->b.chip_class == R600) 1514 r600_mark_atom_dirty(rctx, &rctx->db_misc_state.atom); 1515 } 1516} 1517 1518static void r600_emit_cb_misc_state(struct r600_context *rctx, struct r600_atom *atom) 1519{ 1520 struct radeon_cmdbuf *cs = rctx->b.gfx.cs; 1521 struct r600_cb_misc_state *a = (struct r600_cb_misc_state*)atom; 1522 1523 if (G_028808_SPECIAL_OP(a->cb_color_control) == V_028808_SPECIAL_RESOLVE_BOX) { 1524 radeon_set_context_reg_seq(cs, R_028238_CB_TARGET_MASK, 2); 1525 if (rctx->b.chip_class == R600) { 1526 radeon_emit(cs, 0xff); /* R_028238_CB_TARGET_MASK */ 1527 radeon_emit(cs, 0xff); /* R_02823C_CB_SHADER_MASK */ 1528 } else { 1529 radeon_emit(cs, 0xf); /* R_028238_CB_TARGET_MASK */ 1530 radeon_emit(cs, 0xf); /* R_02823C_CB_SHADER_MASK */ 1531 } 1532 radeon_set_context_reg(cs, R_028808_CB_COLOR_CONTROL, a->cb_color_control); 1533 } else { 1534 unsigned fb_colormask = a->bound_cbufs_target_mask; 1535 unsigned ps_colormask = a->ps_color_export_mask; 1536 unsigned multiwrite = a->multiwrite && a->nr_cbufs > 1; 1537 1538 radeon_set_context_reg_seq(cs, R_028238_CB_TARGET_MASK, 2); 1539 radeon_emit(cs, a->blend_colormask & fb_colormask); /* R_028238_CB_TARGET_MASK */ 1540 /* Always enable the first color output to make sure alpha-test works even without one. */ 1541 radeon_emit(cs, 0xf | (multiwrite ? fb_colormask : ps_colormask)); /* R_02823C_CB_SHADER_MASK */ 1542 radeon_set_context_reg(cs, R_028808_CB_COLOR_CONTROL, 1543 a->cb_color_control | 1544 S_028808_MULTIWRITE_ENABLE(multiwrite)); 1545 } 1546} 1547 1548static void r600_emit_db_state(struct r600_context *rctx, struct r600_atom *atom) 1549{ 1550 struct radeon_cmdbuf *cs = rctx->b.gfx.cs; 1551 struct r600_db_state *a = (struct r600_db_state*)atom; 1552 1553 if (a->rsurf && a->rsurf->db_htile_surface) { 1554 struct r600_texture *rtex = (struct r600_texture *)a->rsurf->base.texture; 1555 unsigned reloc_idx; 1556 1557 radeon_set_context_reg(cs, R_02802C_DB_DEPTH_CLEAR, fui(rtex->depth_clear_value)); 1558 radeon_set_context_reg(cs, R_028D24_DB_HTILE_SURFACE, a->rsurf->db_htile_surface); 1559 radeon_set_context_reg(cs, R_028014_DB_HTILE_DATA_BASE, a->rsurf->db_htile_data_base); 1560 reloc_idx = radeon_add_to_buffer_list(&rctx->b, &rctx->b.gfx, &rtex->resource, 1561 RADEON_USAGE_READWRITE, RADEON_PRIO_SEPARATE_META); 1562 radeon_emit(cs, PKT3(PKT3_NOP, 0, 0)); 1563 radeon_emit(cs, reloc_idx); 1564 } else { 1565 radeon_set_context_reg(cs, R_028D24_DB_HTILE_SURFACE, 0); 1566 } 1567} 1568 1569static void r600_emit_db_misc_state(struct r600_context *rctx, struct r600_atom *atom) 1570{ 1571 struct radeon_cmdbuf *cs = rctx->b.gfx.cs; 1572 struct r600_db_misc_state *a = (struct r600_db_misc_state*)atom; 1573 unsigned db_render_control = 0; 1574 unsigned db_render_override = 1575 S_028D10_FORCE_HIS_ENABLE0(V_028D10_FORCE_DISABLE) | 1576 S_028D10_FORCE_HIS_ENABLE1(V_028D10_FORCE_DISABLE); 1577 1578 if (rctx->b.chip_class >= R700) { 1579 switch (a->ps_conservative_z) { 1580 default: /* fall through */ 1581 case TGSI_FS_DEPTH_LAYOUT_ANY: 1582 db_render_control |= S_028D0C_CONSERVATIVE_Z_EXPORT(V_028D0C_EXPORT_ANY_Z); 1583 break; 1584 case TGSI_FS_DEPTH_LAYOUT_GREATER: 1585 db_render_control |= S_028D0C_CONSERVATIVE_Z_EXPORT(V_028D0C_EXPORT_GREATER_THAN_Z); 1586 break; 1587 case TGSI_FS_DEPTH_LAYOUT_LESS: 1588 db_render_control |= S_028D0C_CONSERVATIVE_Z_EXPORT(V_028D0C_EXPORT_LESS_THAN_Z); 1589 break; 1590 } 1591 } 1592 1593 if (rctx->b.num_occlusion_queries > 0 && 1594 !a->occlusion_queries_disabled) { 1595 if (rctx->b.chip_class >= R700) { 1596 db_render_control |= S_028D0C_R700_PERFECT_ZPASS_COUNTS(1); 1597 } 1598 db_render_override |= S_028D10_NOOP_CULL_DISABLE(1); 1599 } else { 1600 db_render_control |= S_028D0C_ZPASS_INCREMENT_DISABLE(1); 1601 } 1602 1603 if (rctx->db_state.rsurf && rctx->db_state.rsurf->db_htile_surface) { 1604 /* FORCE_OFF means HiZ/HiS are determined by DB_SHADER_CONTROL */ 1605 db_render_override |= S_028D10_FORCE_HIZ_ENABLE(V_028D10_FORCE_OFF); 1606 /* This is to fix a lockup when hyperz and alpha test are enabled at 1607 * the same time somehow GPU get confuse on which order to pick for 1608 * z test 1609 */ 1610 if (rctx->alphatest_state.sx_alpha_test_control) { 1611 db_render_override |= S_028D10_FORCE_SHADER_Z_ORDER(1); 1612 } 1613 } else { 1614 db_render_override |= S_028D10_FORCE_HIZ_ENABLE(V_028D10_FORCE_DISABLE); 1615 } 1616 if (rctx->b.chip_class == R600 && rctx->framebuffer.nr_samples > 1 && rctx->ps_iter_samples > 0) { 1617 /* sample shading and hyperz causes lockups on R6xx chips */ 1618 db_render_override |= S_028D10_FORCE_HIZ_ENABLE(V_028D10_FORCE_DISABLE); 1619 } 1620 if (a->flush_depthstencil_through_cb) { 1621 assert(a->copy_depth || a->copy_stencil); 1622 1623 db_render_control |= S_028D0C_DEPTH_COPY_ENABLE(a->copy_depth) | 1624 S_028D0C_STENCIL_COPY_ENABLE(a->copy_stencil) | 1625 S_028D0C_COPY_CENTROID(1) | 1626 S_028D0C_COPY_SAMPLE(a->copy_sample); 1627 1628 if (rctx->b.chip_class == R600) 1629 db_render_override |= S_028D10_NOOP_CULL_DISABLE(1); 1630 1631 if (rctx->b.family == CHIP_RV610 || rctx->b.family == CHIP_RV630 || 1632 rctx->b.family == CHIP_RV620 || rctx->b.family == CHIP_RV635) 1633 db_render_override |= S_028D10_FORCE_HIZ_ENABLE(V_028D10_FORCE_DISABLE); 1634 } else if (a->flush_depth_inplace || a->flush_stencil_inplace) { 1635 db_render_control |= S_028D0C_DEPTH_COMPRESS_DISABLE(a->flush_depth_inplace) | 1636 S_028D0C_STENCIL_COMPRESS_DISABLE(a->flush_stencil_inplace); 1637 db_render_override |= S_028D10_NOOP_CULL_DISABLE(1); 1638 } 1639 if (a->htile_clear) { 1640 db_render_control |= S_028D0C_DEPTH_CLEAR_ENABLE(1); 1641 } 1642 1643 /* RV770 workaround for a hang with 8x MSAA. */ 1644 if (rctx->b.family == CHIP_RV770 && a->log_samples == 3) { 1645 db_render_override |= S_028D10_MAX_TILES_IN_DTT(6); 1646 } 1647 1648 radeon_set_context_reg_seq(cs, R_028D0C_DB_RENDER_CONTROL, 2); 1649 radeon_emit(cs, db_render_control); /* R_028D0C_DB_RENDER_CONTROL */ 1650 radeon_emit(cs, db_render_override); /* R_028D10_DB_RENDER_OVERRIDE */ 1651 radeon_set_context_reg(cs, R_02880C_DB_SHADER_CONTROL, a->db_shader_control); 1652} 1653 1654static void r600_emit_config_state(struct r600_context *rctx, struct r600_atom *atom) 1655{ 1656 struct radeon_cmdbuf *cs = rctx->b.gfx.cs; 1657 struct r600_config_state *a = (struct r600_config_state*)atom; 1658 1659 radeon_set_config_reg(cs, R_008C04_SQ_GPR_RESOURCE_MGMT_1, a->sq_gpr_resource_mgmt_1); 1660 radeon_set_config_reg(cs, R_008C08_SQ_GPR_RESOURCE_MGMT_2, a->sq_gpr_resource_mgmt_2); 1661} 1662 1663static void r600_emit_vertex_buffers(struct r600_context *rctx, struct r600_atom *atom) 1664{ 1665 struct radeon_cmdbuf *cs = rctx->b.gfx.cs; 1666 uint32_t dirty_mask = rctx->vertex_buffer_state.dirty_mask; 1667 1668 while (dirty_mask) { 1669 struct pipe_vertex_buffer *vb; 1670 struct r600_resource *rbuffer; 1671 unsigned offset; 1672 unsigned buffer_index = u_bit_scan(&dirty_mask); 1673 1674 vb = &rctx->vertex_buffer_state.vb[buffer_index]; 1675 rbuffer = (struct r600_resource*)vb->buffer.resource; 1676 assert(rbuffer); 1677 1678 offset = vb->buffer_offset; 1679 1680 /* fetch resources start at index 320 (OFFSET_FS) */ 1681 radeon_emit(cs, PKT3(PKT3_SET_RESOURCE, 7, 0)); 1682 radeon_emit(cs, (R600_FETCH_CONSTANTS_OFFSET_FS + buffer_index) * 7); 1683 radeon_emit(cs, offset); /* RESOURCEi_WORD0 */ 1684 radeon_emit(cs, rbuffer->b.b.width0 - offset - 1); /* RESOURCEi_WORD1 */ 1685 radeon_emit(cs, /* RESOURCEi_WORD2 */ 1686 S_038008_ENDIAN_SWAP(r600_endian_swap(32)) | 1687 S_038008_STRIDE(vb->stride)); 1688 radeon_emit(cs, 0); /* RESOURCEi_WORD3 */ 1689 radeon_emit(cs, 0); /* RESOURCEi_WORD4 */ 1690 radeon_emit(cs, 0); /* RESOURCEi_WORD5 */ 1691 radeon_emit(cs, 0xc0000000); /* RESOURCEi_WORD6 */ 1692 1693 radeon_emit(cs, PKT3(PKT3_NOP, 0, 0)); 1694 radeon_emit(cs, radeon_add_to_buffer_list(&rctx->b, &rctx->b.gfx, rbuffer, 1695 RADEON_USAGE_READ, RADEON_PRIO_VERTEX_BUFFER)); 1696 } 1697} 1698 1699static void r600_emit_constant_buffers(struct r600_context *rctx, 1700 struct r600_constbuf_state *state, 1701 unsigned buffer_id_base, 1702 unsigned reg_alu_constbuf_size, 1703 unsigned reg_alu_const_cache) 1704{ 1705 struct radeon_cmdbuf *cs = rctx->b.gfx.cs; 1706 uint32_t dirty_mask = state->dirty_mask; 1707 1708 while (dirty_mask) { 1709 struct pipe_constant_buffer *cb; 1710 struct r600_resource *rbuffer; 1711 unsigned offset; 1712 unsigned buffer_index = ffs(dirty_mask) - 1; 1713 unsigned gs_ring_buffer = (buffer_index == R600_GS_RING_CONST_BUFFER); 1714 cb = &state->cb[buffer_index]; 1715 rbuffer = (struct r600_resource*)cb->buffer; 1716 assert(rbuffer); 1717 1718 offset = cb->buffer_offset; 1719 1720 if (!gs_ring_buffer) { 1721 assert(buffer_index < R600_MAX_HW_CONST_BUFFERS); 1722 radeon_set_context_reg(cs, reg_alu_constbuf_size + buffer_index * 4, 1723 DIV_ROUND_UP(cb->buffer_size, 256)); 1724 radeon_set_context_reg(cs, reg_alu_const_cache + buffer_index * 4, offset >> 8); 1725 radeon_emit(cs, PKT3(PKT3_NOP, 0, 0)); 1726 radeon_emit(cs, radeon_add_to_buffer_list(&rctx->b, &rctx->b.gfx, rbuffer, 1727 RADEON_USAGE_READ, RADEON_PRIO_CONST_BUFFER)); 1728 } 1729 1730 radeon_emit(cs, PKT3(PKT3_SET_RESOURCE, 7, 0)); 1731 radeon_emit(cs, (buffer_id_base + buffer_index) * 7); 1732 radeon_emit(cs, offset); /* RESOURCEi_WORD0 */ 1733 radeon_emit(cs, cb->buffer_size - 1); /* RESOURCEi_WORD1 */ 1734 radeon_emit(cs, /* RESOURCEi_WORD2 */ 1735 S_038008_ENDIAN_SWAP(gs_ring_buffer ? ENDIAN_NONE : r600_endian_swap(32)) | 1736 S_038008_STRIDE(gs_ring_buffer ? 4 : 16)); 1737 radeon_emit(cs, 0); /* RESOURCEi_WORD3 */ 1738 radeon_emit(cs, 0); /* RESOURCEi_WORD4 */ 1739 radeon_emit(cs, 0); /* RESOURCEi_WORD5 */ 1740 radeon_emit(cs, 0xc0000000); /* RESOURCEi_WORD6 */ 1741 1742 radeon_emit(cs, PKT3(PKT3_NOP, 0, 0)); 1743 radeon_emit(cs, radeon_add_to_buffer_list(&rctx->b, &rctx->b.gfx, rbuffer, 1744 RADEON_USAGE_READ, RADEON_PRIO_CONST_BUFFER)); 1745 1746 dirty_mask &= ~(1 << buffer_index); 1747 } 1748 state->dirty_mask = 0; 1749} 1750 1751static void r600_emit_vs_constant_buffers(struct r600_context *rctx, struct r600_atom *atom) 1752{ 1753 r600_emit_constant_buffers(rctx, &rctx->constbuf_state[PIPE_SHADER_VERTEX], 1754 R600_FETCH_CONSTANTS_OFFSET_VS, 1755 R_028180_ALU_CONST_BUFFER_SIZE_VS_0, 1756 R_028980_ALU_CONST_CACHE_VS_0); 1757} 1758 1759static void r600_emit_gs_constant_buffers(struct r600_context *rctx, struct r600_atom *atom) 1760{ 1761 r600_emit_constant_buffers(rctx, &rctx->constbuf_state[PIPE_SHADER_GEOMETRY], 1762 R600_FETCH_CONSTANTS_OFFSET_GS, 1763 R_0281C0_ALU_CONST_BUFFER_SIZE_GS_0, 1764 R_0289C0_ALU_CONST_CACHE_GS_0); 1765} 1766 1767static void r600_emit_ps_constant_buffers(struct r600_context *rctx, struct r600_atom *atom) 1768{ 1769 r600_emit_constant_buffers(rctx, &rctx->constbuf_state[PIPE_SHADER_FRAGMENT], 1770 R600_FETCH_CONSTANTS_OFFSET_PS, 1771 R_028140_ALU_CONST_BUFFER_SIZE_PS_0, 1772 R_028940_ALU_CONST_CACHE_PS_0); 1773} 1774 1775static void r600_emit_sampler_views(struct r600_context *rctx, 1776 struct r600_samplerview_state *state, 1777 unsigned resource_id_base) 1778{ 1779 struct radeon_cmdbuf *cs = rctx->b.gfx.cs; 1780 uint32_t dirty_mask = state->dirty_mask; 1781 1782 while (dirty_mask) { 1783 struct r600_pipe_sampler_view *rview; 1784 unsigned resource_index = u_bit_scan(&dirty_mask); 1785 unsigned reloc; 1786 1787 rview = state->views[resource_index]; 1788 assert(rview); 1789 1790 radeon_emit(cs, PKT3(PKT3_SET_RESOURCE, 7, 0)); 1791 radeon_emit(cs, (resource_id_base + resource_index) * 7); 1792 radeon_emit_array(cs, rview->tex_resource_words, 7); 1793 1794 reloc = radeon_add_to_buffer_list(&rctx->b, &rctx->b.gfx, rview->tex_resource, 1795 RADEON_USAGE_READ, 1796 r600_get_sampler_view_priority(rview->tex_resource)); 1797 radeon_emit(cs, PKT3(PKT3_NOP, 0, 0)); 1798 radeon_emit(cs, reloc); 1799 radeon_emit(cs, PKT3(PKT3_NOP, 0, 0)); 1800 radeon_emit(cs, reloc); 1801 } 1802 state->dirty_mask = 0; 1803} 1804 1805 1806static void r600_emit_vs_sampler_views(struct r600_context *rctx, struct r600_atom *atom) 1807{ 1808 r600_emit_sampler_views(rctx, &rctx->samplers[PIPE_SHADER_VERTEX].views, R600_FETCH_CONSTANTS_OFFSET_VS + R600_MAX_CONST_BUFFERS); 1809} 1810 1811static void r600_emit_gs_sampler_views(struct r600_context *rctx, struct r600_atom *atom) 1812{ 1813 r600_emit_sampler_views(rctx, &rctx->samplers[PIPE_SHADER_GEOMETRY].views, R600_FETCH_CONSTANTS_OFFSET_GS + R600_MAX_CONST_BUFFERS); 1814} 1815 1816static void r600_emit_ps_sampler_views(struct r600_context *rctx, struct r600_atom *atom) 1817{ 1818 r600_emit_sampler_views(rctx, &rctx->samplers[PIPE_SHADER_FRAGMENT].views, R600_FETCH_CONSTANTS_OFFSET_PS + R600_MAX_CONST_BUFFERS); 1819} 1820 1821static void r600_emit_sampler_states(struct r600_context *rctx, 1822 struct r600_textures_info *texinfo, 1823 unsigned resource_id_base, 1824 unsigned border_color_reg) 1825{ 1826 struct radeon_cmdbuf *cs = rctx->b.gfx.cs; 1827 uint32_t dirty_mask = texinfo->states.dirty_mask; 1828 1829 while (dirty_mask) { 1830 struct r600_pipe_sampler_state *rstate; 1831 struct r600_pipe_sampler_view *rview; 1832 unsigned i = u_bit_scan(&dirty_mask); 1833 1834 rstate = texinfo->states.states[i]; 1835 assert(rstate); 1836 rview = texinfo->views.views[i]; 1837 1838 /* TEX_ARRAY_OVERRIDE must be set for array textures to disable 1839 * filtering between layers. 1840 */ 1841 enum pipe_texture_target target = PIPE_BUFFER; 1842 if (rview) 1843 target = rview->base.texture->target; 1844 if (target == PIPE_TEXTURE_1D_ARRAY || 1845 target == PIPE_TEXTURE_2D_ARRAY) { 1846 rstate->tex_sampler_words[0] |= S_03C000_TEX_ARRAY_OVERRIDE(1); 1847 texinfo->is_array_sampler[i] = true; 1848 } else { 1849 rstate->tex_sampler_words[0] &= C_03C000_TEX_ARRAY_OVERRIDE; 1850 texinfo->is_array_sampler[i] = false; 1851 } 1852 1853 radeon_emit(cs, PKT3(PKT3_SET_SAMPLER, 3, 0)); 1854 radeon_emit(cs, (resource_id_base + i) * 3); 1855 radeon_emit_array(cs, rstate->tex_sampler_words, 3); 1856 1857 if (rstate->border_color_use) { 1858 unsigned offset; 1859 1860 offset = border_color_reg; 1861 offset += i * 16; 1862 radeon_set_config_reg_seq(cs, offset, 4); 1863 radeon_emit_array(cs, rstate->border_color.ui, 4); 1864 } 1865 } 1866 texinfo->states.dirty_mask = 0; 1867} 1868 1869static void r600_emit_vs_sampler_states(struct r600_context *rctx, struct r600_atom *atom) 1870{ 1871 r600_emit_sampler_states(rctx, &rctx->samplers[PIPE_SHADER_VERTEX], 18, R_00A600_TD_VS_SAMPLER0_BORDER_RED); 1872} 1873 1874static void r600_emit_gs_sampler_states(struct r600_context *rctx, struct r600_atom *atom) 1875{ 1876 r600_emit_sampler_states(rctx, &rctx->samplers[PIPE_SHADER_GEOMETRY], 36, R_00A800_TD_GS_SAMPLER0_BORDER_RED); 1877} 1878 1879static void r600_emit_ps_sampler_states(struct r600_context *rctx, struct r600_atom *atom) 1880{ 1881 r600_emit_sampler_states(rctx, &rctx->samplers[PIPE_SHADER_FRAGMENT], 0, R_00A400_TD_PS_SAMPLER0_BORDER_RED); 1882} 1883 1884static void r600_emit_seamless_cube_map(struct r600_context *rctx, struct r600_atom *atom) 1885{ 1886 struct radeon_cmdbuf *cs = rctx->b.gfx.cs; 1887 unsigned tmp; 1888 1889 tmp = S_009508_DISABLE_CUBE_ANISO(1) | 1890 S_009508_SYNC_GRADIENT(1) | 1891 S_009508_SYNC_WALKER(1) | 1892 S_009508_SYNC_ALIGNER(1); 1893 if (!rctx->seamless_cube_map.enabled) { 1894 tmp |= S_009508_DISABLE_CUBE_WRAP(1); 1895 } 1896 radeon_set_config_reg(cs, R_009508_TA_CNTL_AUX, tmp); 1897} 1898 1899static void r600_emit_sample_mask(struct r600_context *rctx, struct r600_atom *a) 1900{ 1901 struct r600_sample_mask *s = (struct r600_sample_mask*)a; 1902 uint8_t mask = s->sample_mask; 1903 1904 radeon_set_context_reg(rctx->b.gfx.cs, R_028C48_PA_SC_AA_MASK, 1905 mask | (mask << 8) | (mask << 16) | (mask << 24)); 1906} 1907 1908static void r600_emit_vertex_fetch_shader(struct r600_context *rctx, struct r600_atom *a) 1909{ 1910 struct radeon_cmdbuf *cs = rctx->b.gfx.cs; 1911 struct r600_cso_state *state = (struct r600_cso_state*)a; 1912 struct r600_fetch_shader *shader = (struct r600_fetch_shader*)state->cso; 1913 1914 if (!shader) 1915 return; 1916 1917 radeon_set_context_reg(cs, R_028894_SQ_PGM_START_FS, shader->offset >> 8); 1918 radeon_emit(cs, PKT3(PKT3_NOP, 0, 0)); 1919 radeon_emit(cs, radeon_add_to_buffer_list(&rctx->b, &rctx->b.gfx, shader->buffer, 1920 RADEON_USAGE_READ, 1921 RADEON_PRIO_SHADER_BINARY)); 1922} 1923 1924static void r600_emit_shader_stages(struct r600_context *rctx, struct r600_atom *a) 1925{ 1926 struct radeon_cmdbuf *cs = rctx->b.gfx.cs; 1927 struct r600_shader_stages_state *state = (struct r600_shader_stages_state*)a; 1928 1929 uint32_t v2 = 0, primid = 0; 1930 1931 if (rctx->vs_shader->current->shader.vs_as_gs_a) { 1932 v2 = S_028A40_MODE(V_028A40_GS_SCENARIO_A); 1933 primid = 1; 1934 } 1935 1936 if (state->geom_enable) { 1937 uint32_t cut_val; 1938 1939 if (rctx->gs_shader->gs_max_out_vertices <= 128) 1940 cut_val = V_028A40_GS_CUT_128; 1941 else if (rctx->gs_shader->gs_max_out_vertices <= 256) 1942 cut_val = V_028A40_GS_CUT_256; 1943 else if (rctx->gs_shader->gs_max_out_vertices <= 512) 1944 cut_val = V_028A40_GS_CUT_512; 1945 else 1946 cut_val = V_028A40_GS_CUT_1024; 1947 1948 v2 = S_028A40_MODE(V_028A40_GS_SCENARIO_G) | 1949 S_028A40_CUT_MODE(cut_val); 1950 1951 if (rctx->gs_shader->current->shader.gs_prim_id_input) 1952 primid = 1; 1953 } 1954 1955 radeon_set_context_reg(cs, R_028A40_VGT_GS_MODE, v2); 1956 radeon_set_context_reg(cs, R_028A84_VGT_PRIMITIVEID_EN, primid); 1957} 1958 1959static void r600_emit_gs_rings(struct r600_context *rctx, struct r600_atom *a) 1960{ 1961 struct radeon_cmdbuf *cs = rctx->b.gfx.cs; 1962 struct r600_gs_rings_state *state = (struct r600_gs_rings_state*)a; 1963 struct r600_resource *rbuffer; 1964 1965 radeon_set_config_reg(cs, R_008040_WAIT_UNTIL, S_008040_WAIT_3D_IDLE(1)); 1966 radeon_emit(cs, PKT3(PKT3_EVENT_WRITE, 0, 0)); 1967 radeon_emit(cs, EVENT_TYPE(EVENT_TYPE_VGT_FLUSH)); 1968 1969 if (state->enable) { 1970 rbuffer =(struct r600_resource*)state->esgs_ring.buffer; 1971 radeon_set_config_reg(cs, R_008C40_SQ_ESGS_RING_BASE, 0); 1972 radeon_emit(cs, PKT3(PKT3_NOP, 0, 0)); 1973 radeon_emit(cs, radeon_add_to_buffer_list(&rctx->b, &rctx->b.gfx, rbuffer, 1974 RADEON_USAGE_READWRITE, 1975 RADEON_PRIO_SHADER_RINGS)); 1976 radeon_set_config_reg(cs, R_008C44_SQ_ESGS_RING_SIZE, 1977 state->esgs_ring.buffer_size >> 8); 1978 1979 rbuffer =(struct r600_resource*)state->gsvs_ring.buffer; 1980 radeon_set_config_reg(cs, R_008C48_SQ_GSVS_RING_BASE, 0); 1981 radeon_emit(cs, PKT3(PKT3_NOP, 0, 0)); 1982 radeon_emit(cs, radeon_add_to_buffer_list(&rctx->b, &rctx->b.gfx, rbuffer, 1983 RADEON_USAGE_READWRITE, 1984 RADEON_PRIO_SHADER_RINGS)); 1985 radeon_set_config_reg(cs, R_008C4C_SQ_GSVS_RING_SIZE, 1986 state->gsvs_ring.buffer_size >> 8); 1987 } else { 1988 radeon_set_config_reg(cs, R_008C44_SQ_ESGS_RING_SIZE, 0); 1989 radeon_set_config_reg(cs, R_008C4C_SQ_GSVS_RING_SIZE, 0); 1990 } 1991 1992 radeon_set_config_reg(cs, R_008040_WAIT_UNTIL, S_008040_WAIT_3D_IDLE(1)); 1993 radeon_emit(cs, PKT3(PKT3_EVENT_WRITE, 0, 0)); 1994 radeon_emit(cs, EVENT_TYPE(EVENT_TYPE_VGT_FLUSH)); 1995} 1996 1997/* Adjust GPR allocation on R6xx/R7xx */ 1998bool r600_adjust_gprs(struct r600_context *rctx) 1999{ 2000 unsigned num_gprs[R600_NUM_HW_STAGES]; 2001 unsigned new_gprs[R600_NUM_HW_STAGES]; 2002 unsigned cur_gprs[R600_NUM_HW_STAGES]; 2003 unsigned def_gprs[R600_NUM_HW_STAGES]; 2004 unsigned def_num_clause_temp_gprs = rctx->r6xx_num_clause_temp_gprs; 2005 unsigned max_gprs; 2006 unsigned tmp, tmp2; 2007 unsigned i; 2008 bool need_recalc = false, use_default = true; 2009 2010 /* hardware will reserve twice num_clause_temp_gprs */ 2011 max_gprs = def_num_clause_temp_gprs * 2; 2012 for (i = 0; i < R600_NUM_HW_STAGES; i++) { 2013 def_gprs[i] = rctx->default_gprs[i]; 2014 max_gprs += def_gprs[i]; 2015 } 2016 2017 cur_gprs[R600_HW_STAGE_PS] = G_008C04_NUM_PS_GPRS(rctx->config_state.sq_gpr_resource_mgmt_1); 2018 cur_gprs[R600_HW_STAGE_VS] = G_008C04_NUM_VS_GPRS(rctx->config_state.sq_gpr_resource_mgmt_1); 2019 cur_gprs[R600_HW_STAGE_GS] = G_008C08_NUM_GS_GPRS(rctx->config_state.sq_gpr_resource_mgmt_2); 2020 cur_gprs[R600_HW_STAGE_ES] = G_008C08_NUM_ES_GPRS(rctx->config_state.sq_gpr_resource_mgmt_2); 2021 2022 num_gprs[R600_HW_STAGE_PS] = rctx->ps_shader->current->shader.bc.ngpr; 2023 if (rctx->gs_shader) { 2024 num_gprs[R600_HW_STAGE_ES] = rctx->vs_shader->current->shader.bc.ngpr; 2025 num_gprs[R600_HW_STAGE_GS] = rctx->gs_shader->current->shader.bc.ngpr; 2026 num_gprs[R600_HW_STAGE_VS] = rctx->gs_shader->current->gs_copy_shader->shader.bc.ngpr; 2027 } else { 2028 num_gprs[R600_HW_STAGE_ES] = 0; 2029 num_gprs[R600_HW_STAGE_GS] = 0; 2030 num_gprs[R600_HW_STAGE_VS] = rctx->vs_shader->current->shader.bc.ngpr; 2031 } 2032 2033 for (i = 0; i < R600_NUM_HW_STAGES; i++) { 2034 new_gprs[i] = num_gprs[i]; 2035 if (new_gprs[i] > cur_gprs[i]) 2036 need_recalc = true; 2037 if (new_gprs[i] > def_gprs[i]) 2038 use_default = false; 2039 } 2040 2041 /* the sum of all SQ_GPR_RESOURCE_MGMT*.NUM_*_GPRS must <= to max_gprs */ 2042 if (!need_recalc) 2043 return true; 2044 2045 /* try to use switch back to default */ 2046 if (!use_default) { 2047 /* always privilege vs stage so that at worst we have the 2048 * pixel stage producing wrong output (not the vertex 2049 * stage) */ 2050 new_gprs[R600_HW_STAGE_PS] = max_gprs - def_num_clause_temp_gprs * 2; 2051 for (i = R600_HW_STAGE_VS; i < R600_NUM_HW_STAGES; i++) 2052 new_gprs[R600_HW_STAGE_PS] -= new_gprs[i]; 2053 } else { 2054 for (i = 0; i < R600_NUM_HW_STAGES; i++) 2055 new_gprs[i] = def_gprs[i]; 2056 } 2057 2058 /* SQ_PGM_RESOURCES_*.NUM_GPRS must always be program to a value <= 2059 * SQ_GPR_RESOURCE_MGMT*.NUM_*_GPRS otherwise the GPU will lockup 2060 * Also if a shader use more gpr than SQ_GPR_RESOURCE_MGMT*.NUM_*_GPRS 2061 * it will lockup. So in this case just discard the draw command 2062 * and don't change the current gprs repartitions. 2063 */ 2064 for (i = 0; i < R600_NUM_HW_STAGES; i++) { 2065 if (num_gprs[i] > new_gprs[i]) { 2066 R600_ERR("shaders require too many register (%d + %d + %d + %d) " 2067 "for a combined maximum of %d\n", 2068 num_gprs[R600_HW_STAGE_PS], num_gprs[R600_HW_STAGE_VS], num_gprs[R600_HW_STAGE_ES], num_gprs[R600_HW_STAGE_GS], max_gprs); 2069 return false; 2070 } 2071 } 2072 2073 /* in some case we endup recomputing the current value */ 2074 tmp = S_008C04_NUM_PS_GPRS(new_gprs[R600_HW_STAGE_PS]) | 2075 S_008C04_NUM_VS_GPRS(new_gprs[R600_HW_STAGE_VS]) | 2076 S_008C04_NUM_CLAUSE_TEMP_GPRS(def_num_clause_temp_gprs); 2077 2078 tmp2 = S_008C08_NUM_ES_GPRS(new_gprs[R600_HW_STAGE_ES]) | 2079 S_008C08_NUM_GS_GPRS(new_gprs[R600_HW_STAGE_GS]); 2080 if (rctx->config_state.sq_gpr_resource_mgmt_1 != tmp || rctx->config_state.sq_gpr_resource_mgmt_2 != tmp2) { 2081 rctx->config_state.sq_gpr_resource_mgmt_1 = tmp; 2082 rctx->config_state.sq_gpr_resource_mgmt_2 = tmp2; 2083 r600_mark_atom_dirty(rctx, &rctx->config_state.atom); 2084 rctx->b.flags |= R600_CONTEXT_WAIT_3D_IDLE; 2085 } 2086 return true; 2087} 2088 2089void r600_init_atom_start_cs(struct r600_context *rctx) 2090{ 2091 int ps_prio; 2092 int vs_prio; 2093 int gs_prio; 2094 int es_prio; 2095 int num_ps_gprs; 2096 int num_vs_gprs; 2097 int num_gs_gprs; 2098 int num_es_gprs; 2099 int num_temp_gprs; 2100 int num_ps_threads; 2101 int num_vs_threads; 2102 int num_gs_threads; 2103 int num_es_threads; 2104 int num_ps_stack_entries; 2105 int num_vs_stack_entries; 2106 int num_gs_stack_entries; 2107 int num_es_stack_entries; 2108 enum radeon_family family; 2109 struct r600_command_buffer *cb = &rctx->start_cs_cmd; 2110 uint32_t tmp, i; 2111 2112 r600_init_command_buffer(cb, 256); 2113 2114 /* R6xx requires this packet at the start of each command buffer */ 2115 if (rctx->b.chip_class == R600) { 2116 r600_store_value(cb, PKT3(PKT3_START_3D_CMDBUF, 0, 0)); 2117 r600_store_value(cb, 0); 2118 } 2119 /* All asics require this one */ 2120 r600_store_value(cb, PKT3(PKT3_CONTEXT_CONTROL, 1, 0)); 2121 r600_store_value(cb, 0x80000000); 2122 r600_store_value(cb, 0x80000000); 2123 2124 /* We're setting config registers here. */ 2125 r600_store_value(cb, PKT3(PKT3_EVENT_WRITE, 0, 0)); 2126 r600_store_value(cb, EVENT_TYPE(EVENT_TYPE_PS_PARTIAL_FLUSH) | EVENT_INDEX(4)); 2127 2128 /* This enables pipeline stat & streamout queries. 2129 * They are only disabled by blits. 2130 */ 2131 r600_store_value(cb, PKT3(PKT3_EVENT_WRITE, 0, 0)); 2132 r600_store_value(cb, EVENT_TYPE(EVENT_TYPE_PIPELINESTAT_START) | EVENT_INDEX(0)); 2133 2134 family = rctx->b.family; 2135 ps_prio = 0; 2136 vs_prio = 1; 2137 gs_prio = 2; 2138 es_prio = 3; 2139 switch (family) { 2140 case CHIP_R600: 2141 num_ps_gprs = 192; 2142 num_vs_gprs = 56; 2143 num_temp_gprs = 4; 2144 num_gs_gprs = 0; 2145 num_es_gprs = 0; 2146 num_ps_threads = 136; 2147 num_vs_threads = 48; 2148 num_gs_threads = 4; 2149 num_es_threads = 4; 2150 num_ps_stack_entries = 128; 2151 num_vs_stack_entries = 128; 2152 num_gs_stack_entries = 0; 2153 num_es_stack_entries = 0; 2154 break; 2155 case CHIP_RV630: 2156 case CHIP_RV635: 2157 num_ps_gprs = 84; 2158 num_vs_gprs = 36; 2159 num_temp_gprs = 4; 2160 num_gs_gprs = 0; 2161 num_es_gprs = 0; 2162 num_ps_threads = 144; 2163 num_vs_threads = 40; 2164 num_gs_threads = 4; 2165 num_es_threads = 4; 2166 num_ps_stack_entries = 40; 2167 num_vs_stack_entries = 40; 2168 num_gs_stack_entries = 32; 2169 num_es_stack_entries = 16; 2170 break; 2171 case CHIP_RV610: 2172 case CHIP_RV620: 2173 case CHIP_RS780: 2174 case CHIP_RS880: 2175 default: 2176 num_ps_gprs = 84; 2177 num_vs_gprs = 36; 2178 num_temp_gprs = 4; 2179 num_gs_gprs = 0; 2180 num_es_gprs = 0; 2181 /* use limits 40 VS and at least 16 ES/GS */ 2182 num_ps_threads = 120; 2183 num_vs_threads = 40; 2184 num_gs_threads = 16; 2185 num_es_threads = 16; 2186 num_ps_stack_entries = 40; 2187 num_vs_stack_entries = 40; 2188 num_gs_stack_entries = 32; 2189 num_es_stack_entries = 16; 2190 break; 2191 case CHIP_RV670: 2192 num_ps_gprs = 144; 2193 num_vs_gprs = 40; 2194 num_temp_gprs = 4; 2195 num_gs_gprs = 0; 2196 num_es_gprs = 0; 2197 num_ps_threads = 136; 2198 num_vs_threads = 48; 2199 num_gs_threads = 4; 2200 num_es_threads = 4; 2201 num_ps_stack_entries = 40; 2202 num_vs_stack_entries = 40; 2203 num_gs_stack_entries = 32; 2204 num_es_stack_entries = 16; 2205 break; 2206 case CHIP_RV770: 2207 num_ps_gprs = 130; 2208 num_vs_gprs = 56; 2209 num_temp_gprs = 4; 2210 num_gs_gprs = 31; 2211 num_es_gprs = 31; 2212 num_ps_threads = 180; 2213 num_vs_threads = 60; 2214 num_gs_threads = 4; 2215 num_es_threads = 4; 2216 num_ps_stack_entries = 128; 2217 num_vs_stack_entries = 128; 2218 num_gs_stack_entries = 128; 2219 num_es_stack_entries = 128; 2220 break; 2221 case CHIP_RV730: 2222 case CHIP_RV740: 2223 num_ps_gprs = 84; 2224 num_vs_gprs = 36; 2225 num_temp_gprs = 4; 2226 num_gs_gprs = 0; 2227 num_es_gprs = 0; 2228 num_ps_threads = 180; 2229 num_vs_threads = 60; 2230 num_gs_threads = 4; 2231 num_es_threads = 4; 2232 num_ps_stack_entries = 128; 2233 num_vs_stack_entries = 128; 2234 num_gs_stack_entries = 0; 2235 num_es_stack_entries = 0; 2236 break; 2237 case CHIP_RV710: 2238 num_ps_gprs = 192; 2239 num_vs_gprs = 56; 2240 num_temp_gprs = 4; 2241 num_gs_gprs = 0; 2242 num_es_gprs = 0; 2243 num_ps_threads = 136; 2244 num_vs_threads = 48; 2245 num_gs_threads = 4; 2246 num_es_threads = 4; 2247 num_ps_stack_entries = 128; 2248 num_vs_stack_entries = 128; 2249 num_gs_stack_entries = 0; 2250 num_es_stack_entries = 0; 2251 break; 2252 } 2253 2254 rctx->default_gprs[R600_HW_STAGE_PS] = num_ps_gprs; 2255 rctx->default_gprs[R600_HW_STAGE_VS] = num_vs_gprs; 2256 rctx->default_gprs[R600_HW_STAGE_GS] = 0; 2257 rctx->default_gprs[R600_HW_STAGE_ES] = 0; 2258 2259 rctx->r6xx_num_clause_temp_gprs = num_temp_gprs; 2260 2261 /* SQ_CONFIG */ 2262 tmp = 0; 2263 switch (family) { 2264 case CHIP_RV610: 2265 case CHIP_RV620: 2266 case CHIP_RS780: 2267 case CHIP_RS880: 2268 case CHIP_RV710: 2269 break; 2270 default: 2271 tmp |= S_008C00_VC_ENABLE(1); 2272 break; 2273 } 2274 tmp |= S_008C00_DX9_CONSTS(0); 2275 tmp |= S_008C00_ALU_INST_PREFER_VECTOR(1); 2276 tmp |= S_008C00_PS_PRIO(ps_prio); 2277 tmp |= S_008C00_VS_PRIO(vs_prio); 2278 tmp |= S_008C00_GS_PRIO(gs_prio); 2279 tmp |= S_008C00_ES_PRIO(es_prio); 2280 r600_store_config_reg(cb, R_008C00_SQ_CONFIG, tmp); 2281 2282 /* SQ_GPR_RESOURCE_MGMT_2 */ 2283 tmp = S_008C08_NUM_GS_GPRS(num_gs_gprs); 2284 tmp |= S_008C08_NUM_ES_GPRS(num_es_gprs); 2285 r600_store_config_reg_seq(cb, R_008C08_SQ_GPR_RESOURCE_MGMT_2, 4); 2286 r600_store_value(cb, tmp); 2287 2288 /* SQ_THREAD_RESOURCE_MGMT */ 2289 tmp = S_008C0C_NUM_PS_THREADS(num_ps_threads); 2290 tmp |= S_008C0C_NUM_VS_THREADS(num_vs_threads); 2291 tmp |= S_008C0C_NUM_GS_THREADS(num_gs_threads); 2292 tmp |= S_008C0C_NUM_ES_THREADS(num_es_threads); 2293 r600_store_value(cb, tmp); /* R_008C0C_SQ_THREAD_RESOURCE_MGMT */ 2294 2295 /* SQ_STACK_RESOURCE_MGMT_1 */ 2296 tmp = S_008C10_NUM_PS_STACK_ENTRIES(num_ps_stack_entries); 2297 tmp |= S_008C10_NUM_VS_STACK_ENTRIES(num_vs_stack_entries); 2298 r600_store_value(cb, tmp); /* R_008C10_SQ_STACK_RESOURCE_MGMT_1 */ 2299 2300 /* SQ_STACK_RESOURCE_MGMT_2 */ 2301 tmp = S_008C14_NUM_GS_STACK_ENTRIES(num_gs_stack_entries); 2302 tmp |= S_008C14_NUM_ES_STACK_ENTRIES(num_es_stack_entries); 2303 r600_store_value(cb, tmp); /* R_008C14_SQ_STACK_RESOURCE_MGMT_2 */ 2304 2305 r600_store_config_reg(cb, R_009714_VC_ENHANCE, 0); 2306 2307 if (rctx->b.chip_class >= R700) { 2308 r600_store_context_reg(cb, R_028A50_VGT_ENHANCE, 4); 2309 r600_store_config_reg(cb, R_008D8C_SQ_DYN_GPR_CNTL_PS_FLUSH_REQ, 0x00004000); 2310 r600_store_config_reg(cb, R_009830_DB_DEBUG, 0); 2311 r600_store_config_reg(cb, R_009838_DB_WATERMARKS, 0x00420204); 2312 r600_store_context_reg(cb, R_0286C8_SPI_THREAD_GROUPING, 0); 2313 } else { 2314 r600_store_config_reg(cb, R_008D8C_SQ_DYN_GPR_CNTL_PS_FLUSH_REQ, 0); 2315 r600_store_config_reg(cb, R_009830_DB_DEBUG, 0x82000000); 2316 r600_store_config_reg(cb, R_009838_DB_WATERMARKS, 0x01020204); 2317 r600_store_context_reg(cb, R_0286C8_SPI_THREAD_GROUPING, 1); 2318 } 2319 r600_store_context_reg_seq(cb, R_0288A8_SQ_ESGS_RING_ITEMSIZE, 9); 2320 r600_store_value(cb, 0); /* R_0288A8_SQ_ESGS_RING_ITEMSIZE */ 2321 r600_store_value(cb, 0); /* R_0288AC_SQ_GSVS_RING_ITEMSIZE */ 2322 r600_store_value(cb, 0); /* R_0288B0_SQ_ESTMP_RING_ITEMSIZE */ 2323 r600_store_value(cb, 0); /* R_0288B4_SQ_GSTMP_RING_ITEMSIZE */ 2324 r600_store_value(cb, 0); /* R_0288B8_SQ_VSTMP_RING_ITEMSIZE */ 2325 r600_store_value(cb, 0); /* R_0288BC_SQ_PSTMP_RING_ITEMSIZE */ 2326 r600_store_value(cb, 0); /* R_0288C0_SQ_FBUF_RING_ITEMSIZE */ 2327 r600_store_value(cb, 0); /* R_0288C4_SQ_REDUC_RING_ITEMSIZE */ 2328 r600_store_value(cb, 0); /* R_0288C8_SQ_GS_VERT_ITEMSIZE */ 2329 2330 /* to avoid GPU doing any preloading of constant from random address */ 2331 r600_store_context_reg_seq(cb, R_028140_ALU_CONST_BUFFER_SIZE_PS_0, 16); 2332 for (i = 0; i < 16; i++) 2333 r600_store_value(cb, 0); 2334 2335 r600_store_context_reg_seq(cb, R_028180_ALU_CONST_BUFFER_SIZE_VS_0, 16); 2336 for (i = 0; i < 16; i++) 2337 r600_store_value(cb, 0); 2338 2339 r600_store_context_reg_seq(cb, R_0281C0_ALU_CONST_BUFFER_SIZE_GS_0, 16); 2340 for (i = 0; i < 16; i++) 2341 r600_store_value(cb, 0); 2342 2343 r600_store_context_reg_seq(cb, R_028A10_VGT_OUTPUT_PATH_CNTL, 13); 2344 r600_store_value(cb, 0); /* R_028A10_VGT_OUTPUT_PATH_CNTL */ 2345 r600_store_value(cb, 0); /* R_028A14_VGT_HOS_CNTL */ 2346 r600_store_value(cb, 0); /* R_028A18_VGT_HOS_MAX_TESS_LEVEL */ 2347 r600_store_value(cb, 0); /* R_028A1C_VGT_HOS_MIN_TESS_LEVEL */ 2348 r600_store_value(cb, 0); /* R_028A20_VGT_HOS_REUSE_DEPTH */ 2349 r600_store_value(cb, 0); /* R_028A24_VGT_GROUP_PRIM_TYPE */ 2350 r600_store_value(cb, 0); /* R_028A28_VGT_GROUP_FIRST_DECR */ 2351 r600_store_value(cb, 0); /* R_028A2C_VGT_GROUP_DECR */ 2352 r600_store_value(cb, 0); /* R_028A30_VGT_GROUP_VECT_0_CNTL */ 2353 r600_store_value(cb, 0); /* R_028A34_VGT_GROUP_VECT_1_CNTL */ 2354 r600_store_value(cb, 0); /* R_028A38_VGT_GROUP_VECT_0_FMT_CNTL */ 2355 r600_store_value(cb, 0); /* R_028A3C_VGT_GROUP_VECT_1_FMT_CNTL */ 2356 r600_store_value(cb, 0); /* R_028A40_VGT_GS_MODE, 0); */ 2357 2358 r600_store_context_reg(cb, R_028A84_VGT_PRIMITIVEID_EN, 0); 2359 r600_store_context_reg(cb, R_028AA0_VGT_INSTANCE_STEP_RATE_0, 0); 2360 r600_store_context_reg(cb, R_028AA4_VGT_INSTANCE_STEP_RATE_1, 0); 2361 2362 r600_store_context_reg_seq(cb, R_028AB4_VGT_REUSE_OFF, 2); 2363 r600_store_value(cb, 1); /* R_028AB4_VGT_REUSE_OFF */ 2364 r600_store_value(cb, 0); /* R_028AB8_VGT_VTX_CNT_EN */ 2365 2366 r600_store_context_reg(cb, R_028B20_VGT_STRMOUT_BUFFER_EN, 0); 2367 2368 r600_store_ctl_const(cb, R_03CFF0_SQ_VTX_BASE_VTX_LOC, 0); 2369 2370 r600_store_context_reg(cb, R_028028_DB_STENCIL_CLEAR, 0); 2371 2372 r600_store_context_reg_seq(cb, R_0286DC_SPI_FOG_CNTL, 3); 2373 r600_store_value(cb, 0); /* R_0286DC_SPI_FOG_CNTL */ 2374 r600_store_value(cb, 0); /* R_0286E0_SPI_FOG_FUNC_SCALE */ 2375 r600_store_value(cb, 0); /* R_0286E4_SPI_FOG_FUNC_BIAS */ 2376 2377 r600_store_context_reg_seq(cb, R_028D28_DB_SRESULTS_COMPARE_STATE0, 3); 2378 r600_store_value(cb, 0); /* R_028D28_DB_SRESULTS_COMPARE_STATE0 */ 2379 r600_store_value(cb, 0); /* R_028D2C_DB_SRESULTS_COMPARE_STATE1 */ 2380 r600_store_value(cb, 0); /* R_028D30_DB_PRELOAD_CONTROL */ 2381 2382 r600_store_context_reg(cb, R_028820_PA_CL_NANINF_CNTL, 0); 2383 r600_store_context_reg(cb, R_028A48_PA_SC_MPASS_PS_CNTL, 0); 2384 2385 r600_store_context_reg(cb, R_028200_PA_SC_WINDOW_OFFSET, 0); 2386 r600_store_context_reg(cb, R_02820C_PA_SC_CLIPRECT_RULE, 0xFFFF); 2387 2388 if (rctx->b.chip_class >= R700) { 2389 r600_store_context_reg(cb, R_028230_PA_SC_EDGERULE, 0xAAAAAAAA); 2390 } 2391 2392 r600_store_context_reg_seq(cb, R_028C30_CB_CLRCMP_CONTROL, 4); 2393 r600_store_value(cb, 0x1000000); /* R_028C30_CB_CLRCMP_CONTROL */ 2394 r600_store_value(cb, 0); /* R_028C34_CB_CLRCMP_SRC */ 2395 r600_store_value(cb, 0xFF); /* R_028C38_CB_CLRCMP_DST */ 2396 r600_store_value(cb, 0xFFFFFFFF); /* R_028C3C_CB_CLRCMP_MSK */ 2397 2398 r600_store_context_reg_seq(cb, R_028030_PA_SC_SCREEN_SCISSOR_TL, 2); 2399 r600_store_value(cb, 0); /* R_028030_PA_SC_SCREEN_SCISSOR_TL */ 2400 r600_store_value(cb, S_028034_BR_X(8192) | S_028034_BR_Y(8192)); /* R_028034_PA_SC_SCREEN_SCISSOR_BR */ 2401 2402 r600_store_context_reg_seq(cb, R_028240_PA_SC_GENERIC_SCISSOR_TL, 2); 2403 r600_store_value(cb, 0); /* R_028240_PA_SC_GENERIC_SCISSOR_TL */ 2404 r600_store_value(cb, S_028244_BR_X(8192) | S_028244_BR_Y(8192)); /* R_028244_PA_SC_GENERIC_SCISSOR_BR */ 2405 2406 r600_store_context_reg_seq(cb, R_0288CC_SQ_PGM_CF_OFFSET_PS, 5); 2407 r600_store_value(cb, 0); /* R_0288CC_SQ_PGM_CF_OFFSET_PS */ 2408 r600_store_value(cb, 0); /* R_0288D0_SQ_PGM_CF_OFFSET_VS */ 2409 r600_store_value(cb, 0); /* R_0288D4_SQ_PGM_CF_OFFSET_GS */ 2410 r600_store_value(cb, 0); /* R_0288D8_SQ_PGM_CF_OFFSET_ES */ 2411 r600_store_value(cb, 0); /* R_0288DC_SQ_PGM_CF_OFFSET_FS */ 2412 2413 r600_store_context_reg(cb, R_0288E0_SQ_VTX_SEMANTIC_CLEAR, ~0); 2414 2415 r600_store_context_reg_seq(cb, R_028400_VGT_MAX_VTX_INDX, 2); 2416 r600_store_value(cb, ~0); /* R_028400_VGT_MAX_VTX_INDX */ 2417 r600_store_value(cb, 0); /* R_028404_VGT_MIN_VTX_INDX */ 2418 2419 r600_store_context_reg(cb, R_0288A4_SQ_PGM_RESOURCES_FS, 0); 2420 2421 if (rctx->b.chip_class == R700) 2422 r600_store_context_reg(cb, R_028350_SX_MISC, 0); 2423 if (rctx->b.chip_class == R700 && rctx->screen->b.has_streamout) 2424 r600_store_context_reg(cb, R_028354_SX_SURFACE_SYNC, S_028354_SURFACE_SYNC_MASK(0xf)); 2425 2426 r600_store_context_reg(cb, R_028800_DB_DEPTH_CONTROL, 0); 2427 if (rctx->screen->b.has_streamout) { 2428 r600_store_context_reg(cb, R_028B28_VGT_STRMOUT_DRAW_OPAQUE_OFFSET, 0); 2429 } 2430 2431 r600_store_loop_const(cb, R_03E200_SQ_LOOP_CONST_0, 0x1000FFF); 2432 r600_store_loop_const(cb, R_03E200_SQ_LOOP_CONST_0 + (32 * 4), 0x1000FFF); 2433 r600_store_loop_const(cb, R_03E200_SQ_LOOP_CONST_0 + (64 * 4), 0x1000FFF); 2434} 2435 2436void r600_update_ps_state(struct pipe_context *ctx, struct r600_pipe_shader *shader) 2437{ 2438 struct r600_context *rctx = (struct r600_context *)ctx; 2439 struct r600_command_buffer *cb = &shader->command_buffer; 2440 struct r600_shader *rshader = &shader->shader; 2441 unsigned i, exports_ps, num_cout, spi_ps_in_control_0, spi_input_z, spi_ps_in_control_1, db_shader_control; 2442 int pos_index = -1, face_index = -1, fixed_pt_position_index = -1; 2443 unsigned tmp, sid, ufi = 0; 2444 int need_linear = 0; 2445 unsigned z_export = 0, stencil_export = 0, mask_export = 0; 2446 unsigned sprite_coord_enable = rctx->rasterizer ? rctx->rasterizer->sprite_coord_enable : 0; 2447 2448 if (!cb->buf) { 2449 r600_init_command_buffer(cb, 64); 2450 } else { 2451 cb->num_dw = 0; 2452 } 2453 2454 r600_store_context_reg_seq(cb, R_028644_SPI_PS_INPUT_CNTL_0, rshader->ninput); 2455 for (i = 0; i < rshader->ninput; i++) { 2456 if (rshader->input[i].name == TGSI_SEMANTIC_POSITION) 2457 pos_index = i; 2458 if (rshader->input[i].name == TGSI_SEMANTIC_FACE && face_index == -1) 2459 face_index = i; 2460 if (rshader->input[i].name == TGSI_SEMANTIC_SAMPLEID) 2461 fixed_pt_position_index = i; 2462 2463 sid = rshader->input[i].spi_sid; 2464 2465 tmp = S_028644_SEMANTIC(sid); 2466 2467 /* D3D 9 behaviour. GL is undefined */ 2468 if (rshader->input[i].name == TGSI_SEMANTIC_COLOR && rshader->input[i].sid == 0) 2469 tmp |= S_028644_DEFAULT_VAL(3); 2470 2471 if (rshader->input[i].name == TGSI_SEMANTIC_POSITION || 2472 rshader->input[i].interpolate == TGSI_INTERPOLATE_CONSTANT || 2473 (rshader->input[i].interpolate == TGSI_INTERPOLATE_COLOR && 2474 rctx->rasterizer && rctx->rasterizer->flatshade)) 2475 tmp |= S_028644_FLAT_SHADE(1); 2476 2477 if (rshader->input[i].name == TGSI_SEMANTIC_GENERIC && 2478 sprite_coord_enable & (1 << rshader->input[i].sid)) { 2479 tmp |= S_028644_PT_SPRITE_TEX(1); 2480 } 2481 2482 if (rshader->input[i].interpolate_location == TGSI_INTERPOLATE_LOC_CENTROID) 2483 tmp |= S_028644_SEL_CENTROID(1); 2484 2485 if (rshader->input[i].interpolate_location == TGSI_INTERPOLATE_LOC_SAMPLE) 2486 tmp |= S_028644_SEL_SAMPLE(1); 2487 2488 if (rshader->input[i].interpolate == TGSI_INTERPOLATE_LINEAR) { 2489 need_linear = 1; 2490 tmp |= S_028644_SEL_LINEAR(1); 2491 } 2492 2493 r600_store_value(cb, tmp); 2494 } 2495 2496 db_shader_control = 0; 2497 for (i = 0; i < rshader->noutput; i++) { 2498 if (rshader->output[i].name == TGSI_SEMANTIC_POSITION) 2499 z_export = 1; 2500 if (rshader->output[i].name == TGSI_SEMANTIC_STENCIL) 2501 stencil_export = 1; 2502 if (rshader->output[i].name == TGSI_SEMANTIC_SAMPLEMASK && 2503 rctx->framebuffer.nr_samples > 1 && rctx->ps_iter_samples > 0) 2504 mask_export = 1; 2505 } 2506 db_shader_control |= S_02880C_Z_EXPORT_ENABLE(z_export); 2507 db_shader_control |= S_02880C_STENCIL_REF_EXPORT_ENABLE(stencil_export); 2508 db_shader_control |= S_02880C_MASK_EXPORT_ENABLE(mask_export); 2509 if (rshader->uses_kill) 2510 db_shader_control |= S_02880C_KILL_ENABLE(1); 2511 2512 exports_ps = 0; 2513 for (i = 0; i < rshader->noutput; i++) { 2514 if (rshader->output[i].name == TGSI_SEMANTIC_POSITION || 2515 rshader->output[i].name == TGSI_SEMANTIC_STENCIL || 2516 rshader->output[i].name == TGSI_SEMANTIC_SAMPLEMASK) { 2517 exports_ps |= 1; 2518 } 2519 } 2520 num_cout = rshader->nr_ps_color_exports; 2521 exports_ps |= S_028854_EXPORT_COLORS(num_cout); 2522 if (!exports_ps) { 2523 /* always at least export 1 component per pixel */ 2524 exports_ps = 2; 2525 } 2526 2527 shader->nr_ps_color_outputs = num_cout; 2528 shader->ps_color_export_mask = rshader->ps_color_export_mask; 2529 2530 spi_ps_in_control_0 = S_0286CC_NUM_INTERP(rshader->ninput) | 2531 S_0286CC_PERSP_GRADIENT_ENA(1)| 2532 S_0286CC_LINEAR_GRADIENT_ENA(need_linear); 2533 spi_input_z = 0; 2534 if (pos_index != -1) { 2535 spi_ps_in_control_0 |= (S_0286CC_POSITION_ENA(1) | 2536 S_0286CC_POSITION_CENTROID(rshader->input[pos_index].interpolate_location == TGSI_INTERPOLATE_LOC_CENTROID) | 2537 S_0286CC_POSITION_ADDR(rshader->input[pos_index].gpr) | 2538 S_0286CC_BARYC_SAMPLE_CNTL(1)) | 2539 S_0286CC_POSITION_SAMPLE(rshader->input[pos_index].interpolate_location == TGSI_INTERPOLATE_LOC_SAMPLE); 2540 spi_input_z |= S_0286D8_PROVIDE_Z_TO_SPI(1); 2541 } 2542 2543 spi_ps_in_control_1 = 0; 2544 if (face_index != -1) { 2545 spi_ps_in_control_1 |= S_0286D0_FRONT_FACE_ENA(1) | 2546 S_0286D0_FRONT_FACE_ADDR(rshader->input[face_index].gpr); 2547 } 2548 if (fixed_pt_position_index != -1) { 2549 spi_ps_in_control_1 |= S_0286D0_FIXED_PT_POSITION_ENA(1) | 2550 S_0286D0_FIXED_PT_POSITION_ADDR(rshader->input[fixed_pt_position_index].gpr); 2551 } 2552 2553 /* HW bug in original R600 */ 2554 if (rctx->b.family == CHIP_R600) 2555 ufi = 1; 2556 2557 r600_store_context_reg_seq(cb, R_0286CC_SPI_PS_IN_CONTROL_0, 2); 2558 r600_store_value(cb, spi_ps_in_control_0); /* R_0286CC_SPI_PS_IN_CONTROL_0 */ 2559 r600_store_value(cb, spi_ps_in_control_1); /* R_0286D0_SPI_PS_IN_CONTROL_1 */ 2560 2561 r600_store_context_reg(cb, R_0286D8_SPI_INPUT_Z, spi_input_z); 2562 2563 r600_store_context_reg_seq(cb, R_028850_SQ_PGM_RESOURCES_PS, 2); 2564 r600_store_value(cb, /* R_028850_SQ_PGM_RESOURCES_PS*/ 2565 S_028850_NUM_GPRS(rshader->bc.ngpr) | 2566 /* 2567 * docs are misleading about the dx10_clamp bit. This only affects 2568 * instructions using CLAMP dst modifier, in which case they will 2569 * return 0 with this set for a NaN (otherwise NaN). 2570 */ 2571 S_028850_DX10_CLAMP(1) | 2572 S_028850_STACK_SIZE(rshader->bc.nstack) | 2573 S_028850_UNCACHED_FIRST_INST(ufi)); 2574 r600_store_value(cb, exports_ps); /* R_028854_SQ_PGM_EXPORTS_PS */ 2575 2576 r600_store_context_reg(cb, R_028840_SQ_PGM_START_PS, 0); 2577 /* After that, the NOP relocation packet must be emitted (shader->bo, RADEON_USAGE_READ). */ 2578 2579 /* only set some bits here, the other bits are set in the dsa state */ 2580 shader->db_shader_control = db_shader_control; 2581 shader->ps_depth_export = z_export | stencil_export | mask_export; 2582 2583 shader->sprite_coord_enable = sprite_coord_enable; 2584 if (rctx->rasterizer) 2585 shader->flatshade = rctx->rasterizer->flatshade; 2586} 2587 2588void r600_update_vs_state(struct pipe_context *ctx, struct r600_pipe_shader *shader) 2589{ 2590 struct r600_command_buffer *cb = &shader->command_buffer; 2591 struct r600_shader *rshader = &shader->shader; 2592 unsigned spi_vs_out_id[10] = {}; 2593 unsigned i, tmp, nparams = 0; 2594 2595 for (i = 0; i < rshader->noutput; i++) { 2596 if (rshader->output[i].spi_sid) { 2597 tmp = rshader->output[i].spi_sid << ((nparams & 3) * 8); 2598 spi_vs_out_id[nparams / 4] |= tmp; 2599 nparams++; 2600 } 2601 } 2602 2603 r600_init_command_buffer(cb, 32); 2604 2605 r600_store_context_reg_seq(cb, R_028614_SPI_VS_OUT_ID_0, 10); 2606 for (i = 0; i < 10; i++) { 2607 r600_store_value(cb, spi_vs_out_id[i]); 2608 } 2609 2610 /* Certain attributes (position, psize, etc.) don't count as params. 2611 * VS is required to export at least one param and r600_shader_from_tgsi() 2612 * takes care of adding a dummy export. 2613 */ 2614 if (nparams < 1) 2615 nparams = 1; 2616 2617 r600_store_context_reg(cb, R_0286C4_SPI_VS_OUT_CONFIG, 2618 S_0286C4_VS_EXPORT_COUNT(nparams - 1)); 2619 r600_store_context_reg(cb, R_028868_SQ_PGM_RESOURCES_VS, 2620 S_028868_NUM_GPRS(rshader->bc.ngpr) | 2621 S_028868_DX10_CLAMP(1) | 2622 S_028868_STACK_SIZE(rshader->bc.nstack)); 2623 if (rshader->vs_position_window_space) { 2624 r600_store_context_reg(cb, R_028818_PA_CL_VTE_CNTL, 2625 S_028818_VTX_XY_FMT(1) | S_028818_VTX_Z_FMT(1)); 2626 } else { 2627 r600_store_context_reg(cb, R_028818_PA_CL_VTE_CNTL, 2628 S_028818_VTX_W0_FMT(1) | 2629 S_028818_VPORT_X_SCALE_ENA(1) | S_028818_VPORT_X_OFFSET_ENA(1) | 2630 S_028818_VPORT_Y_SCALE_ENA(1) | S_028818_VPORT_Y_OFFSET_ENA(1) | 2631 S_028818_VPORT_Z_SCALE_ENA(1) | S_028818_VPORT_Z_OFFSET_ENA(1)); 2632 2633 } 2634 r600_store_context_reg(cb, R_028858_SQ_PGM_START_VS, 0); 2635 /* After that, the NOP relocation packet must be emitted (shader->bo, RADEON_USAGE_READ). */ 2636 2637 shader->pa_cl_vs_out_cntl = 2638 S_02881C_VS_OUT_CCDIST0_VEC_ENA((rshader->clip_dist_write & 0x0F) != 0) | 2639 S_02881C_VS_OUT_CCDIST1_VEC_ENA((rshader->clip_dist_write & 0xF0) != 0) | 2640 S_02881C_VS_OUT_MISC_VEC_ENA(rshader->vs_out_misc_write) | 2641 S_02881C_USE_VTX_POINT_SIZE(rshader->vs_out_point_size) | 2642 S_02881C_USE_VTX_EDGE_FLAG(rshader->vs_out_edgeflag) | 2643 S_02881C_USE_VTX_RENDER_TARGET_INDX(rshader->vs_out_layer) | 2644 S_02881C_USE_VTX_VIEWPORT_INDX(rshader->vs_out_viewport); 2645} 2646 2647#define RV610_GSVS_ALIGN 32 2648#define R600_GSVS_ALIGN 16 2649 2650void r600_update_gs_state(struct pipe_context *ctx, struct r600_pipe_shader *shader) 2651{ 2652 struct r600_context *rctx = (struct r600_context *)ctx; 2653 struct r600_command_buffer *cb = &shader->command_buffer; 2654 struct r600_shader *rshader = &shader->shader; 2655 struct r600_shader *cp_shader = &shader->gs_copy_shader->shader; 2656 unsigned gsvs_itemsize = 2657 (cp_shader->ring_item_sizes[0] * shader->selector->gs_max_out_vertices) >> 2; 2658 2659 /* some r600s needs gsvs itemsize aligned to cacheline size 2660 this was fixed in rs780 and above. */ 2661 switch (rctx->b.family) { 2662 case CHIP_RV610: 2663 gsvs_itemsize = align(gsvs_itemsize, RV610_GSVS_ALIGN); 2664 break; 2665 case CHIP_R600: 2666 case CHIP_RV630: 2667 case CHIP_RV670: 2668 case CHIP_RV620: 2669 case CHIP_RV635: 2670 gsvs_itemsize = align(gsvs_itemsize, R600_GSVS_ALIGN); 2671 break; 2672 default: 2673 break; 2674 } 2675 2676 r600_init_command_buffer(cb, 64); 2677 2678 /* VGT_GS_MODE is written by r600_emit_shader_stages */ 2679 r600_store_context_reg(cb, R_028AB8_VGT_VTX_CNT_EN, 1); 2680 2681 if (rctx->b.chip_class >= R700) { 2682 r600_store_context_reg(cb, R_028B38_VGT_GS_MAX_VERT_OUT, 2683 S_028B38_MAX_VERT_OUT(shader->selector->gs_max_out_vertices)); 2684 } 2685 r600_store_context_reg(cb, R_028A6C_VGT_GS_OUT_PRIM_TYPE, 2686 r600_conv_prim_to_gs_out(shader->selector->gs_output_prim)); 2687 2688 r600_store_context_reg(cb, R_0288C8_SQ_GS_VERT_ITEMSIZE, 2689 cp_shader->ring_item_sizes[0] >> 2); 2690 2691 r600_store_context_reg(cb, R_0288A8_SQ_ESGS_RING_ITEMSIZE, 2692 (rshader->ring_item_sizes[0]) >> 2); 2693 2694 r600_store_context_reg(cb, R_0288AC_SQ_GSVS_RING_ITEMSIZE, 2695 gsvs_itemsize); 2696 2697 /* FIXME calculate these values somehow ??? */ 2698 r600_store_config_reg_seq(cb, R_0088C8_VGT_GS_PER_ES, 2); 2699 r600_store_value(cb, 0x80); /* GS_PER_ES */ 2700 r600_store_value(cb, 0x100); /* ES_PER_GS */ 2701 r600_store_config_reg_seq(cb, R_0088E8_VGT_GS_PER_VS, 1); 2702 r600_store_value(cb, 0x2); /* GS_PER_VS */ 2703 2704 r600_store_context_reg(cb, R_02887C_SQ_PGM_RESOURCES_GS, 2705 S_02887C_NUM_GPRS(rshader->bc.ngpr) | 2706 S_02887C_DX10_CLAMP(1) | 2707 S_02887C_STACK_SIZE(rshader->bc.nstack)); 2708 r600_store_context_reg(cb, R_02886C_SQ_PGM_START_GS, 0); 2709 /* After that, the NOP relocation packet must be emitted (shader->bo, RADEON_USAGE_READ). */ 2710} 2711 2712void r600_update_es_state(struct pipe_context *ctx, struct r600_pipe_shader *shader) 2713{ 2714 struct r600_command_buffer *cb = &shader->command_buffer; 2715 struct r600_shader *rshader = &shader->shader; 2716 2717 r600_init_command_buffer(cb, 32); 2718 2719 r600_store_context_reg(cb, R_028890_SQ_PGM_RESOURCES_ES, 2720 S_028890_NUM_GPRS(rshader->bc.ngpr) | 2721 S_028890_DX10_CLAMP(1) | 2722 S_028890_STACK_SIZE(rshader->bc.nstack)); 2723 r600_store_context_reg(cb, R_028880_SQ_PGM_START_ES, 0); 2724 /* After that, the NOP relocation packet must be emitted (shader->bo, RADEON_USAGE_READ). */ 2725} 2726 2727 2728void *r600_create_resolve_blend(struct r600_context *rctx) 2729{ 2730 struct pipe_blend_state blend; 2731 unsigned i; 2732 2733 memset(&blend, 0, sizeof(blend)); 2734 blend.independent_blend_enable = true; 2735 for (i = 0; i < 2; i++) { 2736 blend.rt[i].colormask = 0xf; 2737 blend.rt[i].blend_enable = 1; 2738 blend.rt[i].rgb_func = PIPE_BLEND_ADD; 2739 blend.rt[i].alpha_func = PIPE_BLEND_ADD; 2740 blend.rt[i].rgb_src_factor = PIPE_BLENDFACTOR_ZERO; 2741 blend.rt[i].rgb_dst_factor = PIPE_BLENDFACTOR_ZERO; 2742 blend.rt[i].alpha_src_factor = PIPE_BLENDFACTOR_ZERO; 2743 blend.rt[i].alpha_dst_factor = PIPE_BLENDFACTOR_ZERO; 2744 } 2745 return r600_create_blend_state_mode(&rctx->b.b, &blend, V_028808_SPECIAL_RESOLVE_BOX); 2746} 2747 2748void *r700_create_resolve_blend(struct r600_context *rctx) 2749{ 2750 struct pipe_blend_state blend; 2751 2752 memset(&blend, 0, sizeof(blend)); 2753 blend.independent_blend_enable = true; 2754 blend.rt[0].colormask = 0xf; 2755 return r600_create_blend_state_mode(&rctx->b.b, &blend, V_028808_SPECIAL_RESOLVE_BOX); 2756} 2757 2758void *r600_create_decompress_blend(struct r600_context *rctx) 2759{ 2760 struct pipe_blend_state blend; 2761 2762 memset(&blend, 0, sizeof(blend)); 2763 blend.independent_blend_enable = true; 2764 blend.rt[0].colormask = 0xf; 2765 return r600_create_blend_state_mode(&rctx->b.b, &blend, V_028808_SPECIAL_EXPAND_SAMPLES); 2766} 2767 2768void *r600_create_db_flush_dsa(struct r600_context *rctx) 2769{ 2770 struct pipe_depth_stencil_alpha_state dsa; 2771 boolean quirk = false; 2772 2773 if (rctx->b.family == CHIP_RV610 || rctx->b.family == CHIP_RV630 || 2774 rctx->b.family == CHIP_RV620 || rctx->b.family == CHIP_RV635) 2775 quirk = true; 2776 2777 memset(&dsa, 0, sizeof(dsa)); 2778 2779 if (quirk) { 2780 dsa.depth.enabled = 1; 2781 dsa.depth.func = PIPE_FUNC_LEQUAL; 2782 dsa.stencil[0].enabled = 1; 2783 dsa.stencil[0].func = PIPE_FUNC_ALWAYS; 2784 dsa.stencil[0].zpass_op = PIPE_STENCIL_OP_KEEP; 2785 dsa.stencil[0].zfail_op = PIPE_STENCIL_OP_INCR; 2786 dsa.stencil[0].writemask = 0xff; 2787 } 2788 2789 return rctx->b.b.create_depth_stencil_alpha_state(&rctx->b.b, &dsa); 2790} 2791 2792void r600_update_db_shader_control(struct r600_context * rctx) 2793{ 2794 bool dual_export; 2795 unsigned db_shader_control; 2796 uint8_t ps_conservative_z; 2797 2798 if (!rctx->ps_shader) { 2799 return; 2800 } 2801 2802 dual_export = rctx->framebuffer.export_16bpc && 2803 !rctx->ps_shader->current->ps_depth_export; 2804 2805 db_shader_control = rctx->ps_shader->current->db_shader_control | 2806 S_02880C_DUAL_EXPORT_ENABLE(dual_export); 2807 2808 ps_conservative_z = rctx->ps_shader->current->shader.ps_conservative_z; 2809 2810 /* When alpha test is enabled we can't trust the hw to make the proper 2811 * decision on the order in which ztest should be run related to fragment 2812 * shader execution. 2813 * 2814 * If alpha test is enabled perform z test after fragment. RE_Z (early 2815 * z test but no write to the zbuffer) seems to cause lockup on r6xx/r7xx 2816 */ 2817 if (rctx->alphatest_state.sx_alpha_test_control) { 2818 db_shader_control |= S_02880C_Z_ORDER(V_02880C_LATE_Z); 2819 } else { 2820 db_shader_control |= S_02880C_Z_ORDER(V_02880C_EARLY_Z_THEN_LATE_Z); 2821 } 2822 2823 if (db_shader_control != rctx->db_misc_state.db_shader_control || 2824 ps_conservative_z != rctx->db_misc_state.ps_conservative_z) { 2825 rctx->db_misc_state.db_shader_control = db_shader_control; 2826 rctx->db_misc_state.ps_conservative_z = ps_conservative_z; 2827 r600_mark_atom_dirty(rctx, &rctx->db_misc_state.atom); 2828 } 2829} 2830 2831static inline unsigned r600_array_mode(unsigned mode) 2832{ 2833 switch (mode) { 2834 default: 2835 case RADEON_SURF_MODE_LINEAR_ALIGNED: return V_0280A0_ARRAY_LINEAR_ALIGNED; 2836 break; 2837 case RADEON_SURF_MODE_1D: return V_0280A0_ARRAY_1D_TILED_THIN1; 2838 break; 2839 case RADEON_SURF_MODE_2D: return V_0280A0_ARRAY_2D_TILED_THIN1; 2840 } 2841} 2842 2843static boolean r600_dma_copy_tile(struct r600_context *rctx, 2844 struct pipe_resource *dst, 2845 unsigned dst_level, 2846 unsigned dst_x, 2847 unsigned dst_y, 2848 unsigned dst_z, 2849 struct pipe_resource *src, 2850 unsigned src_level, 2851 unsigned src_x, 2852 unsigned src_y, 2853 unsigned src_z, 2854 unsigned copy_height, 2855 unsigned pitch, 2856 unsigned bpp) 2857{ 2858 struct radeon_cmdbuf *cs = rctx->b.dma.cs; 2859 struct r600_texture *rsrc = (struct r600_texture*)src; 2860 struct r600_texture *rdst = (struct r600_texture*)dst; 2861 unsigned array_mode, lbpp, pitch_tile_max, slice_tile_max, size; 2862 unsigned ncopy, height, cheight, detile, i, x, y, z, src_mode, dst_mode; 2863 uint64_t base, addr; 2864 2865 dst_mode = rdst->surface.u.legacy.level[dst_level].mode; 2866 src_mode = rsrc->surface.u.legacy.level[src_level].mode; 2867 assert(dst_mode != src_mode); 2868 2869 y = 0; 2870 lbpp = util_logbase2(bpp); 2871 pitch_tile_max = ((pitch / bpp) / 8) - 1; 2872 2873 if (dst_mode == RADEON_SURF_MODE_LINEAR_ALIGNED) { 2874 /* T2L */ 2875 array_mode = r600_array_mode(src_mode); 2876 slice_tile_max = (rsrc->surface.u.legacy.level[src_level].nblk_x * rsrc->surface.u.legacy.level[src_level].nblk_y) / (8*8); 2877 slice_tile_max = slice_tile_max ? slice_tile_max - 1 : 0; 2878 /* linear height must be the same as the slice tile max height, it's ok even 2879 * if the linear destination/source have smaller heigh as the size of the 2880 * dma packet will be using the copy_height which is always smaller or equal 2881 * to the linear height 2882 */ 2883 height = u_minify(rsrc->resource.b.b.height0, src_level); 2884 detile = 1; 2885 x = src_x; 2886 y = src_y; 2887 z = src_z; 2888 base = rsrc->surface.u.legacy.level[src_level].offset; 2889 addr = rdst->surface.u.legacy.level[dst_level].offset; 2890 addr += (uint64_t)rdst->surface.u.legacy.level[dst_level].slice_size_dw * 4 * dst_z; 2891 addr += dst_y * pitch + dst_x * bpp; 2892 } else { 2893 /* L2T */ 2894 array_mode = r600_array_mode(dst_mode); 2895 slice_tile_max = (rdst->surface.u.legacy.level[dst_level].nblk_x * rdst->surface.u.legacy.level[dst_level].nblk_y) / (8*8); 2896 slice_tile_max = slice_tile_max ? slice_tile_max - 1 : 0; 2897 /* linear height must be the same as the slice tile max height, it's ok even 2898 * if the linear destination/source have smaller heigh as the size of the 2899 * dma packet will be using the copy_height which is always smaller or equal 2900 * to the linear height 2901 */ 2902 height = u_minify(rdst->resource.b.b.height0, dst_level); 2903 detile = 0; 2904 x = dst_x; 2905 y = dst_y; 2906 z = dst_z; 2907 base = rdst->surface.u.legacy.level[dst_level].offset; 2908 addr = rsrc->surface.u.legacy.level[src_level].offset; 2909 addr += (uint64_t)rsrc->surface.u.legacy.level[src_level].slice_size_dw * 4 * src_z; 2910 addr += src_y * pitch + src_x * bpp; 2911 } 2912 /* check that we are in dw/base alignment constraint */ 2913 if (addr % 4 || base % 256) { 2914 return FALSE; 2915 } 2916 2917 /* It's a r6xx/r7xx limitation, the blit must be on 8 boundary for number 2918 * line in the blit. Compute max 8 line we can copy in the size limit 2919 */ 2920 cheight = ((R600_DMA_COPY_MAX_SIZE_DW * 4) / pitch) & 0xfffffff8; 2921 ncopy = (copy_height / cheight) + !!(copy_height % cheight); 2922 r600_need_dma_space(&rctx->b, ncopy * 7, &rdst->resource, &rsrc->resource); 2923 2924 for (i = 0; i < ncopy; i++) { 2925 cheight = cheight > copy_height ? copy_height : cheight; 2926 size = (cheight * pitch) / 4; 2927 /* emit reloc before writing cs so that cs is always in consistent state */ 2928 radeon_add_to_buffer_list(&rctx->b, &rctx->b.dma, &rsrc->resource, RADEON_USAGE_READ, 0); 2929 radeon_add_to_buffer_list(&rctx->b, &rctx->b.dma, &rdst->resource, RADEON_USAGE_WRITE, 0); 2930 radeon_emit(cs, DMA_PACKET(DMA_PACKET_COPY, 1, 0, size)); 2931 radeon_emit(cs, base >> 8); 2932 radeon_emit(cs, (detile << 31) | (array_mode << 27) | 2933 (lbpp << 24) | ((height - 1) << 10) | 2934 pitch_tile_max); 2935 radeon_emit(cs, (slice_tile_max << 12) | (z << 0)); 2936 radeon_emit(cs, (x << 3) | (y << 17)); 2937 radeon_emit(cs, addr & 0xfffffffc); 2938 radeon_emit(cs, (addr >> 32UL) & 0xff); 2939 copy_height -= cheight; 2940 addr += cheight * pitch; 2941 y += cheight; 2942 } 2943 return TRUE; 2944} 2945 2946static void r600_dma_copy(struct pipe_context *ctx, 2947 struct pipe_resource *dst, 2948 unsigned dst_level, 2949 unsigned dstx, unsigned dsty, unsigned dstz, 2950 struct pipe_resource *src, 2951 unsigned src_level, 2952 const struct pipe_box *src_box) 2953{ 2954 struct r600_context *rctx = (struct r600_context *)ctx; 2955 struct r600_texture *rsrc = (struct r600_texture*)src; 2956 struct r600_texture *rdst = (struct r600_texture*)dst; 2957 unsigned dst_pitch, src_pitch, bpp, dst_mode, src_mode, copy_height; 2958 unsigned src_w, dst_w; 2959 unsigned src_x, src_y; 2960 unsigned dst_x = dstx, dst_y = dsty, dst_z = dstz; 2961 2962 if (rctx->b.dma.cs == NULL) { 2963 goto fallback; 2964 } 2965 2966 if (dst->target == PIPE_BUFFER && src->target == PIPE_BUFFER) { 2967 if (dst_x % 4 || src_box->x % 4 || src_box->width % 4) 2968 goto fallback; 2969 2970 r600_dma_copy_buffer(rctx, dst, src, dst_x, src_box->x, src_box->width); 2971 return; 2972 } 2973 2974 if (src_box->depth > 1 || 2975 !r600_prepare_for_dma_blit(&rctx->b, rdst, dst_level, dstx, dsty, 2976 dstz, rsrc, src_level, src_box)) 2977 goto fallback; 2978 2979 src_x = util_format_get_nblocksx(src->format, src_box->x); 2980 dst_x = util_format_get_nblocksx(src->format, dst_x); 2981 src_y = util_format_get_nblocksy(src->format, src_box->y); 2982 dst_y = util_format_get_nblocksy(src->format, dst_y); 2983 2984 bpp = rdst->surface.bpe; 2985 dst_pitch = rdst->surface.u.legacy.level[dst_level].nblk_x * rdst->surface.bpe; 2986 src_pitch = rsrc->surface.u.legacy.level[src_level].nblk_x * rsrc->surface.bpe; 2987 src_w = u_minify(rsrc->resource.b.b.width0, src_level); 2988 dst_w = u_minify(rdst->resource.b.b.width0, dst_level); 2989 copy_height = src_box->height / rsrc->surface.blk_h; 2990 2991 dst_mode = rdst->surface.u.legacy.level[dst_level].mode; 2992 src_mode = rsrc->surface.u.legacy.level[src_level].mode; 2993 2994 if (src_pitch != dst_pitch || src_box->x || dst_x || src_w != dst_w) { 2995 /* strict requirement on r6xx/r7xx */ 2996 goto fallback; 2997 } 2998 /* lot of constraint on alignment this should capture them all */ 2999 if (src_pitch % 8 || src_box->y % 8 || dst_y % 8) { 3000 goto fallback; 3001 } 3002 3003 if (src_mode == dst_mode) { 3004 uint64_t dst_offset, src_offset, size; 3005 3006 /* simple dma blit would do NOTE code here assume : 3007 * src_box.x/y == 0 3008 * dst_x/y == 0 3009 * dst_pitch == src_pitch 3010 */ 3011 src_offset= rsrc->surface.u.legacy.level[src_level].offset; 3012 src_offset += (uint64_t)rsrc->surface.u.legacy.level[src_level].slice_size_dw * 4 * src_box->z; 3013 src_offset += src_y * src_pitch + src_x * bpp; 3014 dst_offset = rdst->surface.u.legacy.level[dst_level].offset; 3015 dst_offset += (uint64_t)rdst->surface.u.legacy.level[dst_level].slice_size_dw * 4 * dst_z; 3016 dst_offset += dst_y * dst_pitch + dst_x * bpp; 3017 size = src_box->height * src_pitch; 3018 /* must be dw aligned */ 3019 if (dst_offset % 4 || src_offset % 4 || size % 4) { 3020 goto fallback; 3021 } 3022 r600_dma_copy_buffer(rctx, dst, src, dst_offset, src_offset, size); 3023 } else { 3024 if (!r600_dma_copy_tile(rctx, dst, dst_level, dst_x, dst_y, dst_z, 3025 src, src_level, src_x, src_y, src_box->z, 3026 copy_height, dst_pitch, bpp)) { 3027 goto fallback; 3028 } 3029 } 3030 return; 3031 3032fallback: 3033 r600_resource_copy_region(ctx, dst, dst_level, dstx, dsty, dstz, 3034 src, src_level, src_box); 3035} 3036 3037void r600_init_state_functions(struct r600_context *rctx) 3038{ 3039 unsigned id = 1; 3040 unsigned i; 3041 /* !!! 3042 * To avoid GPU lockup registers must be emited in a specific order 3043 * (no kidding ...). The order below is important and have been 3044 * partialy infered from analyzing fglrx command stream. 3045 * 3046 * Don't reorder atom without carefully checking the effect (GPU lockup 3047 * or piglit regression). 3048 * !!! 3049 */ 3050 3051 r600_init_atom(rctx, &rctx->framebuffer.atom, id++, r600_emit_framebuffer_state, 0); 3052 3053 /* shader const */ 3054 r600_init_atom(rctx, &rctx->constbuf_state[PIPE_SHADER_VERTEX].atom, id++, r600_emit_vs_constant_buffers, 0); 3055 r600_init_atom(rctx, &rctx->constbuf_state[PIPE_SHADER_GEOMETRY].atom, id++, r600_emit_gs_constant_buffers, 0); 3056 r600_init_atom(rctx, &rctx->constbuf_state[PIPE_SHADER_FRAGMENT].atom, id++, r600_emit_ps_constant_buffers, 0); 3057 3058 /* sampler must be emited before TA_CNTL_AUX otherwise DISABLE_CUBE_WRAP change 3059 * does not take effect (TA_CNTL_AUX emited by r600_emit_seamless_cube_map) 3060 */ 3061 r600_init_atom(rctx, &rctx->samplers[PIPE_SHADER_VERTEX].states.atom, id++, r600_emit_vs_sampler_states, 0); 3062 r600_init_atom(rctx, &rctx->samplers[PIPE_SHADER_GEOMETRY].states.atom, id++, r600_emit_gs_sampler_states, 0); 3063 r600_init_atom(rctx, &rctx->samplers[PIPE_SHADER_FRAGMENT].states.atom, id++, r600_emit_ps_sampler_states, 0); 3064 /* resource */ 3065 r600_init_atom(rctx, &rctx->samplers[PIPE_SHADER_VERTEX].views.atom, id++, r600_emit_vs_sampler_views, 0); 3066 r600_init_atom(rctx, &rctx->samplers[PIPE_SHADER_GEOMETRY].views.atom, id++, r600_emit_gs_sampler_views, 0); 3067 r600_init_atom(rctx, &rctx->samplers[PIPE_SHADER_FRAGMENT].views.atom, id++, r600_emit_ps_sampler_views, 0); 3068 r600_init_atom(rctx, &rctx->vertex_buffer_state.atom, id++, r600_emit_vertex_buffers, 0); 3069 3070 r600_init_atom(rctx, &rctx->vgt_state.atom, id++, r600_emit_vgt_state, 10); 3071 3072 r600_init_atom(rctx, &rctx->seamless_cube_map.atom, id++, r600_emit_seamless_cube_map, 3); 3073 r600_init_atom(rctx, &rctx->sample_mask.atom, id++, r600_emit_sample_mask, 3); 3074 rctx->sample_mask.sample_mask = ~0; 3075 3076 r600_init_atom(rctx, &rctx->alphatest_state.atom, id++, r600_emit_alphatest_state, 6); 3077 r600_init_atom(rctx, &rctx->blend_color.atom, id++, r600_emit_blend_color, 6); 3078 r600_init_atom(rctx, &rctx->blend_state.atom, id++, r600_emit_cso_state, 0); 3079 r600_init_atom(rctx, &rctx->cb_misc_state.atom, id++, r600_emit_cb_misc_state, 7); 3080 r600_init_atom(rctx, &rctx->clip_misc_state.atom, id++, r600_emit_clip_misc_state, 6); 3081 r600_init_atom(rctx, &rctx->clip_state.atom, id++, r600_emit_clip_state, 26); 3082 r600_init_atom(rctx, &rctx->db_misc_state.atom, id++, r600_emit_db_misc_state, 7); 3083 r600_init_atom(rctx, &rctx->db_state.atom, id++, r600_emit_db_state, 11); 3084 r600_init_atom(rctx, &rctx->dsa_state.atom, id++, r600_emit_cso_state, 0); 3085 r600_init_atom(rctx, &rctx->poly_offset_state.atom, id++, r600_emit_polygon_offset, 9); 3086 r600_init_atom(rctx, &rctx->rasterizer_state.atom, id++, r600_emit_cso_state, 0); 3087 r600_add_atom(rctx, &rctx->b.scissors.atom, id++); 3088 r600_add_atom(rctx, &rctx->b.viewports.atom, id++); 3089 r600_init_atom(rctx, &rctx->config_state.atom, id++, r600_emit_config_state, 3); 3090 r600_init_atom(rctx, &rctx->stencil_ref.atom, id++, r600_emit_stencil_ref, 4); 3091 r600_init_atom(rctx, &rctx->vertex_fetch_shader.atom, id++, r600_emit_vertex_fetch_shader, 5); 3092 r600_add_atom(rctx, &rctx->b.render_cond_atom, id++); 3093 r600_add_atom(rctx, &rctx->b.streamout.begin_atom, id++); 3094 r600_add_atom(rctx, &rctx->b.streamout.enable_atom, id++); 3095 for (i = 0; i < R600_NUM_HW_STAGES; i++) 3096 r600_init_atom(rctx, &rctx->hw_shader_stages[i].atom, id++, r600_emit_shader, 0); 3097 r600_init_atom(rctx, &rctx->shader_stages.atom, id++, r600_emit_shader_stages, 0); 3098 r600_init_atom(rctx, &rctx->gs_rings.atom, id++, r600_emit_gs_rings, 0); 3099 3100 rctx->b.b.create_blend_state = r600_create_blend_state; 3101 rctx->b.b.create_depth_stencil_alpha_state = r600_create_dsa_state; 3102 rctx->b.b.create_rasterizer_state = r600_create_rs_state; 3103 rctx->b.b.create_sampler_state = r600_create_sampler_state; 3104 rctx->b.b.create_sampler_view = r600_create_sampler_view; 3105 rctx->b.b.set_framebuffer_state = r600_set_framebuffer_state; 3106 rctx->b.b.set_polygon_stipple = r600_set_polygon_stipple; 3107 rctx->b.b.set_min_samples = r600_set_min_samples; 3108 rctx->b.b.get_sample_position = r600_get_sample_position; 3109 rctx->b.dma_copy = r600_dma_copy; 3110} 3111/* this function must be last */ 3112