1 /* 2 * Copyright 2012-15 Advanced Micro Devices, Inc. 3 * 4 * Permission is hereby granted, free of charge, to any person obtaining a 5 * copy of this software and associated documentation files (the "Software"), 6 * to deal in the Software without restriction, including without limitation 7 * the rights to use, copy, modify, merge, publish, distribute, sublicense, 8 * and/or sell copies of the Software, and to permit persons to whom the 9 * Software is furnished to do so, subject to the following conditions: 10 * 11 * The above copyright notice and this permission notice shall be included in 12 * all copies or substantial portions of the Software. 13 * 14 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 15 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 16 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL 17 * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR 18 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, 19 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR 20 * OTHER DEALINGS IN THE SOFTWARE. 21 * 22 * Authors: AMD 23 * 24 */ 25 26 #include <linux/slab.h> 27 28 #include "dm_services.h" 29 30 #include "resource.h" 31 #include "include/irq_service_interface.h" 32 #include "link_encoder.h" 33 #include "stream_encoder.h" 34 #include "opp.h" 35 #include "timing_generator.h" 36 #include "transform.h" 37 #include "dccg.h" 38 #include "dchubbub.h" 39 #include "dpp.h" 40 #include "core_types.h" 41 #include "set_mode_types.h" 42 #include "virtual/virtual_stream_encoder.h" 43 #include "dpcd_defs.h" 44 #include "link_enc_cfg.h" 45 #include "dc_link_dp.h" 46 47 #if defined(CONFIG_DRM_AMD_DC_SI) 48 #include "dce60/dce60_resource.h" 49 #endif 50 #include "dce80/dce80_resource.h" 51 #include "dce100/dce100_resource.h" 52 #include "dce110/dce110_resource.h" 53 #include "dce112/dce112_resource.h" 54 #include "dce120/dce120_resource.h" 55 #if defined(CONFIG_DRM_AMD_DC_DCN) 56 #include "dcn10/dcn10_resource.h" 57 #include "dcn20/dcn20_resource.h" 58 #include "dcn21/dcn21_resource.h" 59 #include "dcn201/dcn201_resource.h" 60 #include "dcn30/dcn30_resource.h" 61 #include "dcn301/dcn301_resource.h" 62 #include "dcn302/dcn302_resource.h" 63 #include "dcn303/dcn303_resource.h" 64 #include "dcn31/dcn31_resource.h" 65 #endif 66 67 #define DC_LOGGER_INIT(logger) 68 69 enum dce_version resource_parse_asic_id(struct hw_asic_id asic_id) 70 { 71 enum dce_version dc_version = DCE_VERSION_UNKNOWN; 72 switch (asic_id.chip_family) { 73 74 #if defined(CONFIG_DRM_AMD_DC_SI) 75 case FAMILY_SI: 76 if (ASIC_REV_IS_TAHITI_P(asic_id.hw_internal_rev) || 77 ASIC_REV_IS_PITCAIRN_PM(asic_id.hw_internal_rev) || 78 ASIC_REV_IS_CAPEVERDE_M(asic_id.hw_internal_rev)) 79 dc_version = DCE_VERSION_6_0; 80 else if (ASIC_REV_IS_OLAND_M(asic_id.hw_internal_rev)) 81 dc_version = DCE_VERSION_6_4; 82 else 83 dc_version = DCE_VERSION_6_1; 84 break; 85 #endif 86 case FAMILY_CI: 87 dc_version = DCE_VERSION_8_0; 88 break; 89 case FAMILY_KV: 90 if (ASIC_REV_IS_KALINDI(asic_id.hw_internal_rev) || 91 ASIC_REV_IS_BHAVANI(asic_id.hw_internal_rev) || 92 ASIC_REV_IS_GODAVARI(asic_id.hw_internal_rev)) 93 dc_version = DCE_VERSION_8_3; 94 else 95 dc_version = DCE_VERSION_8_1; 96 break; 97 case FAMILY_CZ: 98 dc_version = DCE_VERSION_11_0; 99 break; 100 101 case FAMILY_VI: 102 if (ASIC_REV_IS_TONGA_P(asic_id.hw_internal_rev) || 103 ASIC_REV_IS_FIJI_P(asic_id.hw_internal_rev)) { 104 dc_version = DCE_VERSION_10_0; 105 break; 106 } 107 if (ASIC_REV_IS_POLARIS10_P(asic_id.hw_internal_rev) || 108 ASIC_REV_IS_POLARIS11_M(asic_id.hw_internal_rev) || 109 ASIC_REV_IS_POLARIS12_V(asic_id.hw_internal_rev)) { 110 dc_version = DCE_VERSION_11_2; 111 } 112 if (ASIC_REV_IS_VEGAM(asic_id.hw_internal_rev)) 113 dc_version = DCE_VERSION_11_22; 114 break; 115 case FAMILY_AI: 116 if (ASICREV_IS_VEGA20_P(asic_id.hw_internal_rev)) 117 dc_version = DCE_VERSION_12_1; 118 else 119 dc_version = DCE_VERSION_12_0; 120 break; 121 #if defined(CONFIG_DRM_AMD_DC_DCN) 122 case FAMILY_RV: 123 dc_version = DCN_VERSION_1_0; 124 if (ASICREV_IS_RAVEN2(asic_id.hw_internal_rev)) 125 dc_version = DCN_VERSION_1_01; 126 if (ASICREV_IS_RENOIR(asic_id.hw_internal_rev)) 127 dc_version = DCN_VERSION_2_1; 128 if (ASICREV_IS_GREEN_SARDINE(asic_id.hw_internal_rev)) 129 dc_version = DCN_VERSION_2_1; 130 break; 131 132 case FAMILY_NV: 133 dc_version = DCN_VERSION_2_0; 134 if (asic_id.chip_id == DEVICE_ID_NV_13FE) { 135 dc_version = DCN_VERSION_2_01; 136 break; 137 } 138 if (ASICREV_IS_SIENNA_CICHLID_P(asic_id.hw_internal_rev)) 139 dc_version = DCN_VERSION_3_0; 140 if (ASICREV_IS_DIMGREY_CAVEFISH_P(asic_id.hw_internal_rev)) 141 dc_version = DCN_VERSION_3_02; 142 if (ASICREV_IS_BEIGE_GOBY_P(asic_id.hw_internal_rev)) 143 dc_version = DCN_VERSION_3_03; 144 break; 145 146 case FAMILY_VGH: 147 dc_version = DCN_VERSION_3_01; 148 break; 149 150 case FAMILY_YELLOW_CARP: 151 if (ASICREV_IS_YELLOW_CARP(asic_id.hw_internal_rev)) 152 dc_version = DCN_VERSION_3_1; 153 break; 154 #endif 155 156 default: 157 dc_version = DCE_VERSION_UNKNOWN; 158 break; 159 } 160 return dc_version; 161 } 162 163 struct resource_pool *dc_create_resource_pool(struct dc *dc, 164 const struct dc_init_data *init_data, 165 enum dce_version dc_version) 166 { 167 struct resource_pool *res_pool = NULL; 168 169 switch (dc_version) { 170 #if defined(CONFIG_DRM_AMD_DC_SI) 171 case DCE_VERSION_6_0: 172 res_pool = dce60_create_resource_pool( 173 init_data->num_virtual_links, dc); 174 break; 175 case DCE_VERSION_6_1: 176 res_pool = dce61_create_resource_pool( 177 init_data->num_virtual_links, dc); 178 break; 179 case DCE_VERSION_6_4: 180 res_pool = dce64_create_resource_pool( 181 init_data->num_virtual_links, dc); 182 break; 183 #endif 184 case DCE_VERSION_8_0: 185 res_pool = dce80_create_resource_pool( 186 init_data->num_virtual_links, dc); 187 break; 188 case DCE_VERSION_8_1: 189 res_pool = dce81_create_resource_pool( 190 init_data->num_virtual_links, dc); 191 break; 192 case DCE_VERSION_8_3: 193 res_pool = dce83_create_resource_pool( 194 init_data->num_virtual_links, dc); 195 break; 196 case DCE_VERSION_10_0: 197 res_pool = dce100_create_resource_pool( 198 init_data->num_virtual_links, dc); 199 break; 200 case DCE_VERSION_11_0: 201 res_pool = dce110_create_resource_pool( 202 init_data->num_virtual_links, dc, 203 init_data->asic_id); 204 break; 205 case DCE_VERSION_11_2: 206 case DCE_VERSION_11_22: 207 res_pool = dce112_create_resource_pool( 208 init_data->num_virtual_links, dc); 209 break; 210 case DCE_VERSION_12_0: 211 case DCE_VERSION_12_1: 212 res_pool = dce120_create_resource_pool( 213 init_data->num_virtual_links, dc); 214 break; 215 216 #if defined(CONFIG_DRM_AMD_DC_DCN) 217 case DCN_VERSION_1_0: 218 case DCN_VERSION_1_01: 219 res_pool = dcn10_create_resource_pool(init_data, dc); 220 break; 221 case DCN_VERSION_2_0: 222 res_pool = dcn20_create_resource_pool(init_data, dc); 223 break; 224 case DCN_VERSION_2_1: 225 res_pool = dcn21_create_resource_pool(init_data, dc); 226 break; 227 case DCN_VERSION_2_01: 228 res_pool = dcn201_create_resource_pool(init_data, dc); 229 break; 230 case DCN_VERSION_3_0: 231 res_pool = dcn30_create_resource_pool(init_data, dc); 232 break; 233 case DCN_VERSION_3_01: 234 res_pool = dcn301_create_resource_pool(init_data, dc); 235 break; 236 case DCN_VERSION_3_02: 237 res_pool = dcn302_create_resource_pool(init_data, dc); 238 break; 239 case DCN_VERSION_3_03: 240 res_pool = dcn303_create_resource_pool(init_data, dc); 241 break; 242 case DCN_VERSION_3_1: 243 res_pool = dcn31_create_resource_pool(init_data, dc); 244 break; 245 #endif 246 default: 247 break; 248 } 249 250 if (res_pool != NULL) { 251 if (dc->ctx->dc_bios->fw_info_valid) { 252 res_pool->ref_clocks.xtalin_clock_inKhz = 253 dc->ctx->dc_bios->fw_info.pll_info.crystal_frequency; 254 /* initialize with firmware data first, no all 255 * ASIC have DCCG SW component. FPGA or 256 * simulation need initialization of 257 * dccg_ref_clock_inKhz, dchub_ref_clock_inKhz 258 * with xtalin_clock_inKhz 259 */ 260 res_pool->ref_clocks.dccg_ref_clock_inKhz = 261 res_pool->ref_clocks.xtalin_clock_inKhz; 262 res_pool->ref_clocks.dchub_ref_clock_inKhz = 263 res_pool->ref_clocks.xtalin_clock_inKhz; 264 } else 265 ASSERT_CRITICAL(false); 266 } 267 268 return res_pool; 269 } 270 271 void dc_destroy_resource_pool(struct dc *dc) 272 { 273 if (dc) { 274 if (dc->res_pool) 275 dc->res_pool->funcs->destroy(&dc->res_pool); 276 277 kfree(dc->hwseq); 278 } 279 } 280 281 static void update_num_audio( 282 const struct resource_straps *straps, 283 unsigned int *num_audio, 284 struct audio_support *aud_support) 285 { 286 aud_support->dp_audio = true; 287 aud_support->hdmi_audio_native = false; 288 aud_support->hdmi_audio_on_dongle = false; 289 290 if (straps->hdmi_disable == 0) { 291 if (straps->dc_pinstraps_audio & 0x2) { 292 aud_support->hdmi_audio_on_dongle = true; 293 aud_support->hdmi_audio_native = true; 294 } 295 } 296 297 switch (straps->audio_stream_number) { 298 case 0: /* multi streams supported */ 299 break; 300 case 1: /* multi streams not supported */ 301 *num_audio = 1; 302 break; 303 default: 304 DC_ERR("DC: unexpected audio fuse!\n"); 305 } 306 } 307 308 bool resource_construct( 309 unsigned int num_virtual_links, 310 struct dc *dc, 311 struct resource_pool *pool, 312 const struct resource_create_funcs *create_funcs) 313 { 314 struct dc_context *ctx = dc->ctx; 315 const struct resource_caps *caps = pool->res_cap; 316 int i; 317 unsigned int num_audio = caps->num_audio; 318 struct resource_straps straps = {0}; 319 320 if (create_funcs->read_dce_straps) 321 create_funcs->read_dce_straps(dc->ctx, &straps); 322 323 pool->audio_count = 0; 324 if (create_funcs->create_audio) { 325 /* find the total number of streams available via the 326 * AZALIA_F0_CODEC_PIN_CONTROL_RESPONSE_CONFIGURATION_DEFAULT 327 * registers (one for each pin) starting from pin 1 328 * up to the max number of audio pins. 329 * We stop on the first pin where 330 * PORT_CONNECTIVITY == 1 (as instructed by HW team). 331 */ 332 update_num_audio(&straps, &num_audio, &pool->audio_support); 333 for (i = 0; i < caps->num_audio; i++) { 334 struct audio *aud = create_funcs->create_audio(ctx, i); 335 336 if (aud == NULL) { 337 DC_ERR("DC: failed to create audio!\n"); 338 return false; 339 } 340 if (!aud->funcs->endpoint_valid(aud)) { 341 aud->funcs->destroy(&aud); 342 break; 343 } 344 pool->audios[i] = aud; 345 pool->audio_count++; 346 } 347 } 348 349 pool->stream_enc_count = 0; 350 if (create_funcs->create_stream_encoder) { 351 for (i = 0; i < caps->num_stream_encoder; i++) { 352 pool->stream_enc[i] = create_funcs->create_stream_encoder(i, ctx); 353 if (pool->stream_enc[i] == NULL) 354 DC_ERR("DC: failed to create stream_encoder!\n"); 355 pool->stream_enc_count++; 356 } 357 } 358 359 #if defined(CONFIG_DRM_AMD_DC_DCN) 360 pool->hpo_dp_stream_enc_count = 0; 361 if (create_funcs->create_hpo_dp_stream_encoder) { 362 for (i = 0; i < caps->num_hpo_dp_stream_encoder; i++) { 363 pool->hpo_dp_stream_enc[i] = create_funcs->create_hpo_dp_stream_encoder(i+ENGINE_ID_HPO_DP_0, ctx); 364 if (pool->hpo_dp_stream_enc[i] == NULL) 365 DC_ERR("DC: failed to create HPO DP stream encoder!\n"); 366 pool->hpo_dp_stream_enc_count++; 367 368 } 369 } 370 371 pool->hpo_dp_link_enc_count = 0; 372 if (create_funcs->create_hpo_dp_link_encoder) { 373 for (i = 0; i < caps->num_hpo_dp_link_encoder; i++) { 374 pool->hpo_dp_link_enc[i] = create_funcs->create_hpo_dp_link_encoder(i, ctx); 375 if (pool->hpo_dp_link_enc[i] == NULL) 376 DC_ERR("DC: failed to create HPO DP link encoder!\n"); 377 pool->hpo_dp_link_enc_count++; 378 } 379 } 380 #endif 381 382 #if defined(CONFIG_DRM_AMD_DC_DCN) 383 for (i = 0; i < caps->num_mpc_3dlut; i++) { 384 pool->mpc_lut[i] = dc_create_3dlut_func(); 385 if (pool->mpc_lut[i] == NULL) 386 DC_ERR("DC: failed to create MPC 3dlut!\n"); 387 pool->mpc_shaper[i] = dc_create_transfer_func(); 388 if (pool->mpc_shaper[i] == NULL) 389 DC_ERR("DC: failed to create MPC shaper!\n"); 390 } 391 #endif 392 dc->caps.dynamic_audio = false; 393 if (pool->audio_count < pool->stream_enc_count) { 394 dc->caps.dynamic_audio = true; 395 } 396 for (i = 0; i < num_virtual_links; i++) { 397 pool->stream_enc[pool->stream_enc_count] = 398 virtual_stream_encoder_create( 399 ctx, ctx->dc_bios); 400 if (pool->stream_enc[pool->stream_enc_count] == NULL) { 401 DC_ERR("DC: failed to create stream_encoder!\n"); 402 return false; 403 } 404 pool->stream_enc_count++; 405 } 406 407 dc->hwseq = create_funcs->create_hwseq(ctx); 408 409 return true; 410 } 411 static int find_matching_clock_source( 412 const struct resource_pool *pool, 413 struct clock_source *clock_source) 414 { 415 416 int i; 417 418 for (i = 0; i < pool->clk_src_count; i++) { 419 if (pool->clock_sources[i] == clock_source) 420 return i; 421 } 422 return -1; 423 } 424 425 void resource_unreference_clock_source( 426 struct resource_context *res_ctx, 427 const struct resource_pool *pool, 428 struct clock_source *clock_source) 429 { 430 int i = find_matching_clock_source(pool, clock_source); 431 432 if (i > -1) 433 res_ctx->clock_source_ref_count[i]--; 434 435 if (pool->dp_clock_source == clock_source) 436 res_ctx->dp_clock_source_ref_count--; 437 } 438 439 void resource_reference_clock_source( 440 struct resource_context *res_ctx, 441 const struct resource_pool *pool, 442 struct clock_source *clock_source) 443 { 444 int i = find_matching_clock_source(pool, clock_source); 445 446 if (i > -1) 447 res_ctx->clock_source_ref_count[i]++; 448 449 if (pool->dp_clock_source == clock_source) 450 res_ctx->dp_clock_source_ref_count++; 451 } 452 453 int resource_get_clock_source_reference( 454 struct resource_context *res_ctx, 455 const struct resource_pool *pool, 456 struct clock_source *clock_source) 457 { 458 int i = find_matching_clock_source(pool, clock_source); 459 460 if (i > -1) 461 return res_ctx->clock_source_ref_count[i]; 462 463 if (pool->dp_clock_source == clock_source) 464 return res_ctx->dp_clock_source_ref_count; 465 466 return -1; 467 } 468 469 bool resource_are_vblanks_synchronizable( 470 struct dc_stream_state *stream1, 471 struct dc_stream_state *stream2) 472 { 473 uint32_t base60_refresh_rates[] = {10, 20, 5}; 474 uint8_t i; 475 uint8_t rr_count = ARRAY_SIZE(base60_refresh_rates); 476 uint64_t frame_time_diff; 477 478 if (stream1->ctx->dc->config.vblank_alignment_dto_params && 479 stream1->ctx->dc->config.vblank_alignment_max_frame_time_diff > 0 && 480 dc_is_dp_signal(stream1->signal) && 481 dc_is_dp_signal(stream2->signal) && 482 false == stream1->has_non_synchronizable_pclk && 483 false == stream2->has_non_synchronizable_pclk && 484 stream1->timing.flags.VBLANK_SYNCHRONIZABLE && 485 stream2->timing.flags.VBLANK_SYNCHRONIZABLE) { 486 /* disable refresh rates higher than 60Hz for now */ 487 if (stream1->timing.pix_clk_100hz*100/stream1->timing.h_total/ 488 stream1->timing.v_total > 60) 489 return false; 490 if (stream2->timing.pix_clk_100hz*100/stream2->timing.h_total/ 491 stream2->timing.v_total > 60) 492 return false; 493 frame_time_diff = (uint64_t)10000 * 494 stream1->timing.h_total * 495 stream1->timing.v_total * 496 stream2->timing.pix_clk_100hz; 497 frame_time_diff = div_u64(frame_time_diff, stream1->timing.pix_clk_100hz); 498 frame_time_diff = div_u64(frame_time_diff, stream2->timing.h_total); 499 frame_time_diff = div_u64(frame_time_diff, stream2->timing.v_total); 500 for (i = 0; i < rr_count; i++) { 501 int64_t diff = (int64_t)div_u64(frame_time_diff * base60_refresh_rates[i], 10) - 10000; 502 503 if (diff < 0) 504 diff = -diff; 505 if (diff < stream1->ctx->dc->config.vblank_alignment_max_frame_time_diff) 506 return true; 507 } 508 } 509 return false; 510 } 511 512 bool resource_are_streams_timing_synchronizable( 513 struct dc_stream_state *stream1, 514 struct dc_stream_state *stream2) 515 { 516 if (stream1->timing.h_total != stream2->timing.h_total) 517 return false; 518 519 if (stream1->timing.v_total != stream2->timing.v_total) 520 return false; 521 522 if (stream1->timing.h_addressable 523 != stream2->timing.h_addressable) 524 return false; 525 526 if (stream1->timing.v_addressable 527 != stream2->timing.v_addressable) 528 return false; 529 530 if (stream1->timing.v_front_porch 531 != stream2->timing.v_front_porch) 532 return false; 533 534 if (stream1->timing.pix_clk_100hz 535 != stream2->timing.pix_clk_100hz) 536 return false; 537 538 if (stream1->clamping.c_depth != stream2->clamping.c_depth) 539 return false; 540 541 if (stream1->phy_pix_clk != stream2->phy_pix_clk 542 && (!dc_is_dp_signal(stream1->signal) 543 || !dc_is_dp_signal(stream2->signal))) 544 return false; 545 546 if (stream1->view_format != stream2->view_format) 547 return false; 548 549 if (stream1->ignore_msa_timing_param || stream2->ignore_msa_timing_param) 550 return false; 551 552 return true; 553 } 554 static bool is_dp_and_hdmi_sharable( 555 struct dc_stream_state *stream1, 556 struct dc_stream_state *stream2) 557 { 558 if (stream1->ctx->dc->caps.disable_dp_clk_share) 559 return false; 560 561 if (stream1->clamping.c_depth != COLOR_DEPTH_888 || 562 stream2->clamping.c_depth != COLOR_DEPTH_888) 563 return false; 564 565 return true; 566 567 } 568 569 static bool is_sharable_clk_src( 570 const struct pipe_ctx *pipe_with_clk_src, 571 const struct pipe_ctx *pipe) 572 { 573 if (pipe_with_clk_src->clock_source == NULL) 574 return false; 575 576 if (pipe_with_clk_src->stream->signal == SIGNAL_TYPE_VIRTUAL) 577 return false; 578 579 if (dc_is_dp_signal(pipe_with_clk_src->stream->signal) || 580 (dc_is_dp_signal(pipe->stream->signal) && 581 !is_dp_and_hdmi_sharable(pipe_with_clk_src->stream, 582 pipe->stream))) 583 return false; 584 585 if (dc_is_hdmi_signal(pipe_with_clk_src->stream->signal) 586 && dc_is_dual_link_signal(pipe->stream->signal)) 587 return false; 588 589 if (dc_is_hdmi_signal(pipe->stream->signal) 590 && dc_is_dual_link_signal(pipe_with_clk_src->stream->signal)) 591 return false; 592 593 if (!resource_are_streams_timing_synchronizable( 594 pipe_with_clk_src->stream, pipe->stream)) 595 return false; 596 597 return true; 598 } 599 600 struct clock_source *resource_find_used_clk_src_for_sharing( 601 struct resource_context *res_ctx, 602 struct pipe_ctx *pipe_ctx) 603 { 604 int i; 605 606 for (i = 0; i < MAX_PIPES; i++) { 607 if (is_sharable_clk_src(&res_ctx->pipe_ctx[i], pipe_ctx)) 608 return res_ctx->pipe_ctx[i].clock_source; 609 } 610 611 return NULL; 612 } 613 614 static enum pixel_format convert_pixel_format_to_dalsurface( 615 enum surface_pixel_format surface_pixel_format) 616 { 617 enum pixel_format dal_pixel_format = PIXEL_FORMAT_UNKNOWN; 618 619 switch (surface_pixel_format) { 620 case SURFACE_PIXEL_FORMAT_GRPH_PALETA_256_COLORS: 621 dal_pixel_format = PIXEL_FORMAT_INDEX8; 622 break; 623 case SURFACE_PIXEL_FORMAT_GRPH_ARGB1555: 624 dal_pixel_format = PIXEL_FORMAT_RGB565; 625 break; 626 case SURFACE_PIXEL_FORMAT_GRPH_RGB565: 627 dal_pixel_format = PIXEL_FORMAT_RGB565; 628 break; 629 case SURFACE_PIXEL_FORMAT_GRPH_ARGB8888: 630 dal_pixel_format = PIXEL_FORMAT_ARGB8888; 631 break; 632 case SURFACE_PIXEL_FORMAT_GRPH_ABGR8888: 633 dal_pixel_format = PIXEL_FORMAT_ARGB8888; 634 break; 635 case SURFACE_PIXEL_FORMAT_GRPH_ARGB2101010: 636 dal_pixel_format = PIXEL_FORMAT_ARGB2101010; 637 break; 638 case SURFACE_PIXEL_FORMAT_GRPH_ABGR2101010: 639 dal_pixel_format = PIXEL_FORMAT_ARGB2101010; 640 break; 641 case SURFACE_PIXEL_FORMAT_GRPH_ABGR2101010_XR_BIAS: 642 dal_pixel_format = PIXEL_FORMAT_ARGB2101010_XRBIAS; 643 break; 644 case SURFACE_PIXEL_FORMAT_GRPH_ABGR16161616F: 645 case SURFACE_PIXEL_FORMAT_GRPH_ARGB16161616F: 646 dal_pixel_format = PIXEL_FORMAT_FP16; 647 break; 648 case SURFACE_PIXEL_FORMAT_VIDEO_420_YCbCr: 649 case SURFACE_PIXEL_FORMAT_VIDEO_420_YCrCb: 650 dal_pixel_format = PIXEL_FORMAT_420BPP8; 651 break; 652 case SURFACE_PIXEL_FORMAT_VIDEO_420_10bpc_YCbCr: 653 case SURFACE_PIXEL_FORMAT_VIDEO_420_10bpc_YCrCb: 654 dal_pixel_format = PIXEL_FORMAT_420BPP10; 655 break; 656 case SURFACE_PIXEL_FORMAT_GRPH_ARGB16161616: 657 case SURFACE_PIXEL_FORMAT_GRPH_ABGR16161616: 658 default: 659 dal_pixel_format = PIXEL_FORMAT_UNKNOWN; 660 break; 661 } 662 return dal_pixel_format; 663 } 664 665 static inline void get_vp_scan_direction( 666 enum dc_rotation_angle rotation, 667 bool horizontal_mirror, 668 bool *orthogonal_rotation, 669 bool *flip_vert_scan_dir, 670 bool *flip_horz_scan_dir) 671 { 672 *orthogonal_rotation = false; 673 *flip_vert_scan_dir = false; 674 *flip_horz_scan_dir = false; 675 if (rotation == ROTATION_ANGLE_180) { 676 *flip_vert_scan_dir = true; 677 *flip_horz_scan_dir = true; 678 } else if (rotation == ROTATION_ANGLE_90) { 679 *orthogonal_rotation = true; 680 *flip_horz_scan_dir = true; 681 } else if (rotation == ROTATION_ANGLE_270) { 682 *orthogonal_rotation = true; 683 *flip_vert_scan_dir = true; 684 } 685 686 if (horizontal_mirror) 687 *flip_horz_scan_dir = !*flip_horz_scan_dir; 688 } 689 690 int get_num_mpc_splits(struct pipe_ctx *pipe) 691 { 692 int mpc_split_count = 0; 693 struct pipe_ctx *other_pipe = pipe->bottom_pipe; 694 695 while (other_pipe && other_pipe->plane_state == pipe->plane_state) { 696 mpc_split_count++; 697 other_pipe = other_pipe->bottom_pipe; 698 } 699 other_pipe = pipe->top_pipe; 700 while (other_pipe && other_pipe->plane_state == pipe->plane_state) { 701 mpc_split_count++; 702 other_pipe = other_pipe->top_pipe; 703 } 704 705 return mpc_split_count; 706 } 707 708 int get_num_odm_splits(struct pipe_ctx *pipe) 709 { 710 int odm_split_count = 0; 711 struct pipe_ctx *next_pipe = pipe->next_odm_pipe; 712 while (next_pipe) { 713 odm_split_count++; 714 next_pipe = next_pipe->next_odm_pipe; 715 } 716 pipe = pipe->prev_odm_pipe; 717 while (pipe) { 718 odm_split_count++; 719 pipe = pipe->prev_odm_pipe; 720 } 721 return odm_split_count; 722 } 723 724 static void calculate_split_count_and_index(struct pipe_ctx *pipe_ctx, int *split_count, int *split_idx) 725 { 726 *split_count = get_num_odm_splits(pipe_ctx); 727 *split_idx = 0; 728 if (*split_count == 0) { 729 /*Check for mpc split*/ 730 struct pipe_ctx *split_pipe = pipe_ctx->top_pipe; 731 732 *split_count = get_num_mpc_splits(pipe_ctx); 733 while (split_pipe && split_pipe->plane_state == pipe_ctx->plane_state) { 734 (*split_idx)++; 735 split_pipe = split_pipe->top_pipe; 736 } 737 } else { 738 /*Get odm split index*/ 739 struct pipe_ctx *split_pipe = pipe_ctx->prev_odm_pipe; 740 741 while (split_pipe) { 742 (*split_idx)++; 743 split_pipe = split_pipe->prev_odm_pipe; 744 } 745 } 746 } 747 748 /* 749 * This is a preliminary vp size calculation to allow us to check taps support. 750 * The result is completely overridden afterwards. 751 */ 752 static void calculate_viewport_size(struct pipe_ctx *pipe_ctx) 753 { 754 struct scaler_data *data = &pipe_ctx->plane_res.scl_data; 755 756 data->viewport.width = dc_fixpt_ceil(dc_fixpt_mul_int(data->ratios.horz, data->recout.width)); 757 data->viewport.height = dc_fixpt_ceil(dc_fixpt_mul_int(data->ratios.vert, data->recout.height)); 758 data->viewport_c.width = dc_fixpt_ceil(dc_fixpt_mul_int(data->ratios.horz_c, data->recout.width)); 759 data->viewport_c.height = dc_fixpt_ceil(dc_fixpt_mul_int(data->ratios.vert_c, data->recout.height)); 760 if (pipe_ctx->plane_state->rotation == ROTATION_ANGLE_90 || 761 pipe_ctx->plane_state->rotation == ROTATION_ANGLE_270) { 762 swap(data->viewport.width, data->viewport.height); 763 swap(data->viewport_c.width, data->viewport_c.height); 764 } 765 } 766 767 static void calculate_recout(struct pipe_ctx *pipe_ctx) 768 { 769 const struct dc_plane_state *plane_state = pipe_ctx->plane_state; 770 const struct dc_stream_state *stream = pipe_ctx->stream; 771 struct scaler_data *data = &pipe_ctx->plane_res.scl_data; 772 struct rect surf_clip = plane_state->clip_rect; 773 bool split_tb = stream->view_format == VIEW_3D_FORMAT_TOP_AND_BOTTOM; 774 int split_count, split_idx; 775 776 calculate_split_count_and_index(pipe_ctx, &split_count, &split_idx); 777 if (stream->view_format == VIEW_3D_FORMAT_SIDE_BY_SIDE) 778 split_idx = 0; 779 780 /* 781 * Only the leftmost ODM pipe should be offset by a nonzero distance 782 */ 783 if (!pipe_ctx->prev_odm_pipe || split_idx == split_count) { 784 data->recout.x = stream->dst.x; 785 if (stream->src.x < surf_clip.x) 786 data->recout.x += (surf_clip.x - stream->src.x) * stream->dst.width 787 / stream->src.width; 788 } else 789 data->recout.x = 0; 790 791 if (stream->src.x > surf_clip.x) 792 surf_clip.width -= stream->src.x - surf_clip.x; 793 data->recout.width = surf_clip.width * stream->dst.width / stream->src.width; 794 if (data->recout.width + data->recout.x > stream->dst.x + stream->dst.width) 795 data->recout.width = stream->dst.x + stream->dst.width - data->recout.x; 796 797 data->recout.y = stream->dst.y; 798 if (stream->src.y < surf_clip.y) 799 data->recout.y += (surf_clip.y - stream->src.y) * stream->dst.height 800 / stream->src.height; 801 else if (stream->src.y > surf_clip.y) 802 surf_clip.height -= stream->src.y - surf_clip.y; 803 804 data->recout.height = surf_clip.height * stream->dst.height / stream->src.height; 805 if (data->recout.height + data->recout.y > stream->dst.y + stream->dst.height) 806 data->recout.height = stream->dst.y + stream->dst.height - data->recout.y; 807 808 /* Handle h & v split */ 809 if (split_tb) { 810 ASSERT(data->recout.height % 2 == 0); 811 data->recout.height /= 2; 812 } else if (split_count) { 813 if (!pipe_ctx->next_odm_pipe && !pipe_ctx->prev_odm_pipe) { 814 /* extra pixels in the division remainder need to go to pipes after 815 * the extra pixel index minus one(epimo) defined here as: 816 */ 817 int epimo = split_count - data->recout.width % (split_count + 1); 818 819 data->recout.x += (data->recout.width / (split_count + 1)) * split_idx; 820 if (split_idx > epimo) 821 data->recout.x += split_idx - epimo - 1; 822 ASSERT(stream->view_format != VIEW_3D_FORMAT_SIDE_BY_SIDE || data->recout.width % 2 == 0); 823 data->recout.width = data->recout.width / (split_count + 1) + (split_idx > epimo ? 1 : 0); 824 } else { 825 /* odm */ 826 if (split_idx == split_count) { 827 /* rightmost pipe is the remainder recout */ 828 data->recout.width -= data->h_active * split_count - data->recout.x; 829 830 /* ODM combine cases with MPO we can get negative widths */ 831 if (data->recout.width < 0) 832 data->recout.width = 0; 833 834 data->recout.x = 0; 835 } else 836 data->recout.width = data->h_active - data->recout.x; 837 } 838 } 839 } 840 841 static void calculate_scaling_ratios(struct pipe_ctx *pipe_ctx) 842 { 843 const struct dc_plane_state *plane_state = pipe_ctx->plane_state; 844 const struct dc_stream_state *stream = pipe_ctx->stream; 845 struct rect surf_src = plane_state->src_rect; 846 const int in_w = stream->src.width; 847 const int in_h = stream->src.height; 848 const int out_w = stream->dst.width; 849 const int out_h = stream->dst.height; 850 851 /*Swap surf_src height and width since scaling ratios are in recout rotation*/ 852 if (pipe_ctx->plane_state->rotation == ROTATION_ANGLE_90 || 853 pipe_ctx->plane_state->rotation == ROTATION_ANGLE_270) 854 swap(surf_src.height, surf_src.width); 855 856 pipe_ctx->plane_res.scl_data.ratios.horz = dc_fixpt_from_fraction( 857 surf_src.width, 858 plane_state->dst_rect.width); 859 pipe_ctx->plane_res.scl_data.ratios.vert = dc_fixpt_from_fraction( 860 surf_src.height, 861 plane_state->dst_rect.height); 862 863 if (stream->view_format == VIEW_3D_FORMAT_SIDE_BY_SIDE) 864 pipe_ctx->plane_res.scl_data.ratios.horz.value *= 2; 865 else if (stream->view_format == VIEW_3D_FORMAT_TOP_AND_BOTTOM) 866 pipe_ctx->plane_res.scl_data.ratios.vert.value *= 2; 867 868 pipe_ctx->plane_res.scl_data.ratios.vert.value = div64_s64( 869 pipe_ctx->plane_res.scl_data.ratios.vert.value * in_h, out_h); 870 pipe_ctx->plane_res.scl_data.ratios.horz.value = div64_s64( 871 pipe_ctx->plane_res.scl_data.ratios.horz.value * in_w, out_w); 872 873 pipe_ctx->plane_res.scl_data.ratios.horz_c = pipe_ctx->plane_res.scl_data.ratios.horz; 874 pipe_ctx->plane_res.scl_data.ratios.vert_c = pipe_ctx->plane_res.scl_data.ratios.vert; 875 876 if (pipe_ctx->plane_res.scl_data.format == PIXEL_FORMAT_420BPP8 877 || pipe_ctx->plane_res.scl_data.format == PIXEL_FORMAT_420BPP10) { 878 pipe_ctx->plane_res.scl_data.ratios.horz_c.value /= 2; 879 pipe_ctx->plane_res.scl_data.ratios.vert_c.value /= 2; 880 } 881 pipe_ctx->plane_res.scl_data.ratios.horz = dc_fixpt_truncate( 882 pipe_ctx->plane_res.scl_data.ratios.horz, 19); 883 pipe_ctx->plane_res.scl_data.ratios.vert = dc_fixpt_truncate( 884 pipe_ctx->plane_res.scl_data.ratios.vert, 19); 885 pipe_ctx->plane_res.scl_data.ratios.horz_c = dc_fixpt_truncate( 886 pipe_ctx->plane_res.scl_data.ratios.horz_c, 19); 887 pipe_ctx->plane_res.scl_data.ratios.vert_c = dc_fixpt_truncate( 888 pipe_ctx->plane_res.scl_data.ratios.vert_c, 19); 889 } 890 891 892 /* 893 * We completely calculate vp offset, size and inits here based entirely on scaling 894 * ratios and recout for pixel perfect pipe combine. 895 */ 896 static void calculate_init_and_vp( 897 bool flip_scan_dir, 898 int recout_offset_within_recout_full, 899 int recout_size, 900 int src_size, 901 int taps, 902 struct fixed31_32 ratio, 903 struct fixed31_32 *init, 904 int *vp_offset, 905 int *vp_size) 906 { 907 struct fixed31_32 temp; 908 int int_part; 909 910 /* 911 * First of the taps starts sampling pixel number <init_int_part> corresponding to recout 912 * pixel 1. Next recout pixel samples int part of <init + scaling ratio> and so on. 913 * All following calculations are based on this logic. 914 * 915 * Init calculated according to formula: 916 * init = (scaling_ratio + number_of_taps + 1) / 2 917 * init_bot = init + scaling_ratio 918 * to get pixel perfect combine add the fraction from calculating vp offset 919 */ 920 temp = dc_fixpt_mul_int(ratio, recout_offset_within_recout_full); 921 *vp_offset = dc_fixpt_floor(temp); 922 temp.value &= 0xffffffff; 923 *init = dc_fixpt_truncate(dc_fixpt_add(dc_fixpt_div_int( 924 dc_fixpt_add_int(ratio, taps + 1), 2), temp), 19); 925 /* 926 * If viewport has non 0 offset and there are more taps than covered by init then 927 * we should decrease the offset and increase init so we are never sampling 928 * outside of viewport. 929 */ 930 int_part = dc_fixpt_floor(*init); 931 if (int_part < taps) { 932 int_part = taps - int_part; 933 if (int_part > *vp_offset) 934 int_part = *vp_offset; 935 *vp_offset -= int_part; 936 *init = dc_fixpt_add_int(*init, int_part); 937 } 938 /* 939 * If taps are sampling outside of viewport at end of recout and there are more pixels 940 * available in the surface we should increase the viewport size, regardless set vp to 941 * only what is used. 942 */ 943 temp = dc_fixpt_add(*init, dc_fixpt_mul_int(ratio, recout_size - 1)); 944 *vp_size = dc_fixpt_floor(temp); 945 if (*vp_size + *vp_offset > src_size) 946 *vp_size = src_size - *vp_offset; 947 948 /* We did all the math assuming we are scanning same direction as display does, 949 * however mirror/rotation changes how vp scans vs how it is offset. If scan direction 950 * is flipped we simply need to calculate offset from the other side of plane. 951 * Note that outside of viewport all scaling hardware works in recout space. 952 */ 953 if (flip_scan_dir) 954 *vp_offset = src_size - *vp_offset - *vp_size; 955 } 956 957 static void calculate_inits_and_viewports(struct pipe_ctx *pipe_ctx) 958 { 959 const struct dc_plane_state *plane_state = pipe_ctx->plane_state; 960 const struct dc_stream_state *stream = pipe_ctx->stream; 961 struct scaler_data *data = &pipe_ctx->plane_res.scl_data; 962 struct rect src = plane_state->src_rect; 963 int vpc_div = (data->format == PIXEL_FORMAT_420BPP8 964 || data->format == PIXEL_FORMAT_420BPP10) ? 2 : 1; 965 int split_count, split_idx, ro_lb, ro_tb, recout_full_x, recout_full_y; 966 bool orthogonal_rotation, flip_vert_scan_dir, flip_horz_scan_dir; 967 968 calculate_split_count_and_index(pipe_ctx, &split_count, &split_idx); 969 /* 970 * recout full is what the recout would have been if we didnt clip 971 * the source plane at all. We only care about left(ro_lb) and top(ro_tb) 972 * offsets of recout within recout full because those are the directions 973 * we scan from and therefore the only ones that affect inits. 974 */ 975 recout_full_x = stream->dst.x + (plane_state->dst_rect.x - stream->src.x) 976 * stream->dst.width / stream->src.width; 977 recout_full_y = stream->dst.y + (plane_state->dst_rect.y - stream->src.y) 978 * stream->dst.height / stream->src.height; 979 if (pipe_ctx->prev_odm_pipe && split_idx) 980 ro_lb = data->h_active * split_idx - recout_full_x; 981 else 982 ro_lb = data->recout.x - recout_full_x; 983 ro_tb = data->recout.y - recout_full_y; 984 ASSERT(ro_lb >= 0 && ro_tb >= 0); 985 986 /* 987 * Work in recout rotation since that requires less transformations 988 */ 989 get_vp_scan_direction( 990 plane_state->rotation, 991 plane_state->horizontal_mirror, 992 &orthogonal_rotation, 993 &flip_vert_scan_dir, 994 &flip_horz_scan_dir); 995 996 if (orthogonal_rotation) { 997 swap(src.width, src.height); 998 swap(flip_vert_scan_dir, flip_horz_scan_dir); 999 } 1000 1001 calculate_init_and_vp( 1002 flip_horz_scan_dir, 1003 ro_lb, 1004 data->recout.width, 1005 src.width, 1006 data->taps.h_taps, 1007 data->ratios.horz, 1008 &data->inits.h, 1009 &data->viewport.x, 1010 &data->viewport.width); 1011 calculate_init_and_vp( 1012 flip_horz_scan_dir, 1013 ro_lb, 1014 data->recout.width, 1015 src.width / vpc_div, 1016 data->taps.h_taps_c, 1017 data->ratios.horz_c, 1018 &data->inits.h_c, 1019 &data->viewport_c.x, 1020 &data->viewport_c.width); 1021 calculate_init_and_vp( 1022 flip_vert_scan_dir, 1023 ro_tb, 1024 data->recout.height, 1025 src.height, 1026 data->taps.v_taps, 1027 data->ratios.vert, 1028 &data->inits.v, 1029 &data->viewport.y, 1030 &data->viewport.height); 1031 calculate_init_and_vp( 1032 flip_vert_scan_dir, 1033 ro_tb, 1034 data->recout.height, 1035 src.height / vpc_div, 1036 data->taps.v_taps_c, 1037 data->ratios.vert_c, 1038 &data->inits.v_c, 1039 &data->viewport_c.y, 1040 &data->viewport_c.height); 1041 if (orthogonal_rotation) { 1042 swap(data->viewport.x, data->viewport.y); 1043 swap(data->viewport.width, data->viewport.height); 1044 swap(data->viewport_c.x, data->viewport_c.y); 1045 swap(data->viewport_c.width, data->viewport_c.height); 1046 } 1047 data->viewport.x += src.x; 1048 data->viewport.y += src.y; 1049 ASSERT(src.x % vpc_div == 0 && src.y % vpc_div == 0); 1050 data->viewport_c.x += src.x / vpc_div; 1051 data->viewport_c.y += src.y / vpc_div; 1052 } 1053 1054 bool resource_build_scaling_params(struct pipe_ctx *pipe_ctx) 1055 { 1056 const struct dc_plane_state *plane_state = pipe_ctx->plane_state; 1057 struct dc_crtc_timing *timing = &pipe_ctx->stream->timing; 1058 bool res = false; 1059 DC_LOGGER_INIT(pipe_ctx->stream->ctx->logger); 1060 1061 pipe_ctx->plane_res.scl_data.format = convert_pixel_format_to_dalsurface( 1062 pipe_ctx->plane_state->format); 1063 1064 /* Timing borders are part of vactive that we are also supposed to skip in addition 1065 * to any stream dst offset. Since dm logic assumes dst is in addressable 1066 * space we need to add the left and top borders to dst offsets temporarily. 1067 * TODO: fix in DM, stream dst is supposed to be in vactive 1068 */ 1069 pipe_ctx->stream->dst.x += timing->h_border_left; 1070 pipe_ctx->stream->dst.y += timing->v_border_top; 1071 1072 /* Calculate H and V active size */ 1073 pipe_ctx->plane_res.scl_data.h_active = timing->h_addressable + 1074 timing->h_border_left + timing->h_border_right; 1075 pipe_ctx->plane_res.scl_data.v_active = timing->v_addressable + 1076 timing->v_border_top + timing->v_border_bottom; 1077 if (pipe_ctx->next_odm_pipe || pipe_ctx->prev_odm_pipe) 1078 pipe_ctx->plane_res.scl_data.h_active /= get_num_odm_splits(pipe_ctx) + 1; 1079 1080 /* depends on h_active */ 1081 calculate_recout(pipe_ctx); 1082 /* depends on pixel format */ 1083 calculate_scaling_ratios(pipe_ctx); 1084 /* depends on scaling ratios and recout, does not calculate offset yet */ 1085 calculate_viewport_size(pipe_ctx); 1086 1087 /* Stopgap for validation of ODM + MPO on one side of screen case */ 1088 if (pipe_ctx->plane_res.scl_data.viewport.height < 1 || 1089 pipe_ctx->plane_res.scl_data.viewport.width < 1) 1090 return false; 1091 1092 /* 1093 * LB calculations depend on vp size, h/v_active and scaling ratios 1094 * Setting line buffer pixel depth to 24bpp yields banding 1095 * on certain displays, such as the Sharp 4k. 36bpp is needed 1096 * to support SURFACE_PIXEL_FORMAT_GRPH_ARGB16161616 and 1097 * SURFACE_PIXEL_FORMAT_GRPH_ABGR16161616 with actual > 10 bpc 1098 * precision on at least DCN display engines. However, at least 1099 * Carrizo with DCE_VERSION_11_0 does not like 36 bpp lb depth, 1100 * so use only 30 bpp on DCE_VERSION_11_0. Testing with DCE 11.2 and 8.3 1101 * did not show such problems, so this seems to be the exception. 1102 */ 1103 if (plane_state->ctx->dce_version > DCE_VERSION_11_0) 1104 pipe_ctx->plane_res.scl_data.lb_params.depth = LB_PIXEL_DEPTH_36BPP; 1105 else 1106 pipe_ctx->plane_res.scl_data.lb_params.depth = LB_PIXEL_DEPTH_30BPP; 1107 1108 pipe_ctx->plane_res.scl_data.lb_params.alpha_en = plane_state->per_pixel_alpha; 1109 1110 if (pipe_ctx->plane_res.xfm != NULL) 1111 res = pipe_ctx->plane_res.xfm->funcs->transform_get_optimal_number_of_taps( 1112 pipe_ctx->plane_res.xfm, &pipe_ctx->plane_res.scl_data, &plane_state->scaling_quality); 1113 1114 if (pipe_ctx->plane_res.dpp != NULL) 1115 res = pipe_ctx->plane_res.dpp->funcs->dpp_get_optimal_number_of_taps( 1116 pipe_ctx->plane_res.dpp, &pipe_ctx->plane_res.scl_data, &plane_state->scaling_quality); 1117 1118 1119 if (!res) { 1120 /* Try 24 bpp linebuffer */ 1121 pipe_ctx->plane_res.scl_data.lb_params.depth = LB_PIXEL_DEPTH_24BPP; 1122 1123 if (pipe_ctx->plane_res.xfm != NULL) 1124 res = pipe_ctx->plane_res.xfm->funcs->transform_get_optimal_number_of_taps( 1125 pipe_ctx->plane_res.xfm, 1126 &pipe_ctx->plane_res.scl_data, 1127 &plane_state->scaling_quality); 1128 1129 if (pipe_ctx->plane_res.dpp != NULL) 1130 res = pipe_ctx->plane_res.dpp->funcs->dpp_get_optimal_number_of_taps( 1131 pipe_ctx->plane_res.dpp, 1132 &pipe_ctx->plane_res.scl_data, 1133 &plane_state->scaling_quality); 1134 } 1135 1136 /* 1137 * Depends on recout, scaling ratios, h_active and taps 1138 * May need to re-check lb size after this in some obscure scenario 1139 */ 1140 if (res) 1141 calculate_inits_and_viewports(pipe_ctx); 1142 1143 /* 1144 * Handle side by side and top bottom 3d recout offsets after vp calculation 1145 * since 3d is special and needs to calculate vp as if there is no recout offset 1146 * This may break with rotation, good thing we aren't mixing hw rotation and 3d 1147 */ 1148 if (pipe_ctx->top_pipe && pipe_ctx->top_pipe->plane_state == plane_state) { 1149 ASSERT(plane_state->rotation == ROTATION_ANGLE_0 || 1150 (pipe_ctx->stream->view_format != VIEW_3D_FORMAT_TOP_AND_BOTTOM && 1151 pipe_ctx->stream->view_format != VIEW_3D_FORMAT_SIDE_BY_SIDE)); 1152 if (pipe_ctx->stream->view_format == VIEW_3D_FORMAT_TOP_AND_BOTTOM) 1153 pipe_ctx->plane_res.scl_data.recout.y += pipe_ctx->plane_res.scl_data.recout.height; 1154 else if (pipe_ctx->stream->view_format == VIEW_3D_FORMAT_SIDE_BY_SIDE) 1155 pipe_ctx->plane_res.scl_data.recout.x += pipe_ctx->plane_res.scl_data.recout.width; 1156 } 1157 1158 if (!pipe_ctx->stream->ctx->dc->config.enable_windowed_mpo_odm) { 1159 if (pipe_ctx->plane_res.scl_data.viewport.height < MIN_VIEWPORT_SIZE || 1160 pipe_ctx->plane_res.scl_data.viewport.width < MIN_VIEWPORT_SIZE) 1161 res = false; 1162 } else { 1163 /* Clamp minimum viewport size */ 1164 if (pipe_ctx->plane_res.scl_data.viewport.height < MIN_VIEWPORT_SIZE) 1165 pipe_ctx->plane_res.scl_data.viewport.height = MIN_VIEWPORT_SIZE; 1166 if (pipe_ctx->plane_res.scl_data.viewport.width < MIN_VIEWPORT_SIZE) 1167 pipe_ctx->plane_res.scl_data.viewport.width = MIN_VIEWPORT_SIZE; 1168 } 1169 1170 DC_LOG_SCALER("%s pipe %d:\nViewport: height:%d width:%d x:%d y:%d Recout: height:%d width:%d x:%d y:%d HACTIVE:%d VACTIVE:%d\n" 1171 "src_rect: height:%d width:%d x:%d y:%d dst_rect: height:%d width:%d x:%d y:%d clip_rect: height:%d width:%d x:%d y:%d\n", 1172 __func__, 1173 pipe_ctx->pipe_idx, 1174 pipe_ctx->plane_res.scl_data.viewport.height, 1175 pipe_ctx->plane_res.scl_data.viewport.width, 1176 pipe_ctx->plane_res.scl_data.viewport.x, 1177 pipe_ctx->plane_res.scl_data.viewport.y, 1178 pipe_ctx->plane_res.scl_data.recout.height, 1179 pipe_ctx->plane_res.scl_data.recout.width, 1180 pipe_ctx->plane_res.scl_data.recout.x, 1181 pipe_ctx->plane_res.scl_data.recout.y, 1182 pipe_ctx->plane_res.scl_data.h_active, 1183 pipe_ctx->plane_res.scl_data.v_active, 1184 plane_state->src_rect.height, 1185 plane_state->src_rect.width, 1186 plane_state->src_rect.x, 1187 plane_state->src_rect.y, 1188 plane_state->dst_rect.height, 1189 plane_state->dst_rect.width, 1190 plane_state->dst_rect.x, 1191 plane_state->dst_rect.y, 1192 plane_state->clip_rect.height, 1193 plane_state->clip_rect.width, 1194 plane_state->clip_rect.x, 1195 plane_state->clip_rect.y); 1196 1197 pipe_ctx->stream->dst.x -= timing->h_border_left; 1198 pipe_ctx->stream->dst.y -= timing->v_border_top; 1199 1200 return res; 1201 } 1202 1203 1204 enum dc_status resource_build_scaling_params_for_context( 1205 const struct dc *dc, 1206 struct dc_state *context) 1207 { 1208 int i; 1209 1210 for (i = 0; i < MAX_PIPES; i++) { 1211 if (context->res_ctx.pipe_ctx[i].plane_state != NULL && 1212 context->res_ctx.pipe_ctx[i].stream != NULL) 1213 if (!resource_build_scaling_params(&context->res_ctx.pipe_ctx[i])) 1214 return DC_FAIL_SCALING; 1215 } 1216 1217 return DC_OK; 1218 } 1219 1220 struct pipe_ctx *find_idle_secondary_pipe( 1221 struct resource_context *res_ctx, 1222 const struct resource_pool *pool, 1223 const struct pipe_ctx *primary_pipe) 1224 { 1225 int i; 1226 struct pipe_ctx *secondary_pipe = NULL; 1227 1228 /* 1229 * We add a preferred pipe mapping to avoid the chance that 1230 * MPCCs already in use will need to be reassigned to other trees. 1231 * For example, if we went with the strict, assign backwards logic: 1232 * 1233 * (State 1) 1234 * Display A on, no surface, top pipe = 0 1235 * Display B on, no surface, top pipe = 1 1236 * 1237 * (State 2) 1238 * Display A on, no surface, top pipe = 0 1239 * Display B on, surface enable, top pipe = 1, bottom pipe = 5 1240 * 1241 * (State 3) 1242 * Display A on, surface enable, top pipe = 0, bottom pipe = 5 1243 * Display B on, surface enable, top pipe = 1, bottom pipe = 4 1244 * 1245 * The state 2->3 transition requires remapping MPCC 5 from display B 1246 * to display A. 1247 * 1248 * However, with the preferred pipe logic, state 2 would look like: 1249 * 1250 * (State 2) 1251 * Display A on, no surface, top pipe = 0 1252 * Display B on, surface enable, top pipe = 1, bottom pipe = 4 1253 * 1254 * This would then cause 2->3 to not require remapping any MPCCs. 1255 */ 1256 if (primary_pipe) { 1257 int preferred_pipe_idx = (pool->pipe_count - 1) - primary_pipe->pipe_idx; 1258 if (res_ctx->pipe_ctx[preferred_pipe_idx].stream == NULL) { 1259 secondary_pipe = &res_ctx->pipe_ctx[preferred_pipe_idx]; 1260 secondary_pipe->pipe_idx = preferred_pipe_idx; 1261 } 1262 } 1263 1264 /* 1265 * search backwards for the second pipe to keep pipe 1266 * assignment more consistent 1267 */ 1268 if (!secondary_pipe) 1269 for (i = pool->pipe_count - 1; i >= 0; i--) { 1270 if (res_ctx->pipe_ctx[i].stream == NULL) { 1271 secondary_pipe = &res_ctx->pipe_ctx[i]; 1272 secondary_pipe->pipe_idx = i; 1273 break; 1274 } 1275 } 1276 1277 return secondary_pipe; 1278 } 1279 1280 struct pipe_ctx *resource_get_head_pipe_for_stream( 1281 struct resource_context *res_ctx, 1282 struct dc_stream_state *stream) 1283 { 1284 int i; 1285 1286 for (i = 0; i < MAX_PIPES; i++) { 1287 if (res_ctx->pipe_ctx[i].stream == stream 1288 && !res_ctx->pipe_ctx[i].top_pipe 1289 && !res_ctx->pipe_ctx[i].prev_odm_pipe) 1290 return &res_ctx->pipe_ctx[i]; 1291 } 1292 return NULL; 1293 } 1294 1295 static struct pipe_ctx *resource_get_tail_pipe( 1296 struct resource_context *res_ctx, 1297 struct pipe_ctx *head_pipe) 1298 { 1299 struct pipe_ctx *tail_pipe; 1300 1301 tail_pipe = head_pipe->bottom_pipe; 1302 1303 while (tail_pipe) { 1304 head_pipe = tail_pipe; 1305 tail_pipe = tail_pipe->bottom_pipe; 1306 } 1307 1308 return head_pipe; 1309 } 1310 1311 /* 1312 * A free_pipe for a stream is defined here as a pipe 1313 * that has no surface attached yet 1314 */ 1315 static struct pipe_ctx *acquire_free_pipe_for_head( 1316 struct dc_state *context, 1317 const struct resource_pool *pool, 1318 struct pipe_ctx *head_pipe) 1319 { 1320 int i; 1321 struct resource_context *res_ctx = &context->res_ctx; 1322 1323 if (!head_pipe->plane_state) 1324 return head_pipe; 1325 1326 /* Re-use pipe already acquired for this stream if available*/ 1327 for (i = pool->pipe_count - 1; i >= 0; i--) { 1328 if (res_ctx->pipe_ctx[i].stream == head_pipe->stream && 1329 !res_ctx->pipe_ctx[i].plane_state) { 1330 return &res_ctx->pipe_ctx[i]; 1331 } 1332 } 1333 1334 /* 1335 * At this point we have no re-useable pipe for this stream and we need 1336 * to acquire an idle one to satisfy the request 1337 */ 1338 1339 if (!pool->funcs->acquire_idle_pipe_for_layer) 1340 return NULL; 1341 1342 return pool->funcs->acquire_idle_pipe_for_layer(context, pool, head_pipe->stream); 1343 } 1344 1345 #if defined(CONFIG_DRM_AMD_DC_DCN) 1346 static int acquire_first_split_pipe( 1347 struct resource_context *res_ctx, 1348 const struct resource_pool *pool, 1349 struct dc_stream_state *stream) 1350 { 1351 int i; 1352 1353 for (i = 0; i < pool->pipe_count; i++) { 1354 struct pipe_ctx *split_pipe = &res_ctx->pipe_ctx[i]; 1355 1356 if (split_pipe->top_pipe && 1357 split_pipe->top_pipe->plane_state == split_pipe->plane_state) { 1358 split_pipe->top_pipe->bottom_pipe = split_pipe->bottom_pipe; 1359 if (split_pipe->bottom_pipe) 1360 split_pipe->bottom_pipe->top_pipe = split_pipe->top_pipe; 1361 1362 if (split_pipe->top_pipe->plane_state) 1363 resource_build_scaling_params(split_pipe->top_pipe); 1364 1365 memset(split_pipe, 0, sizeof(*split_pipe)); 1366 split_pipe->stream_res.tg = pool->timing_generators[i]; 1367 split_pipe->plane_res.hubp = pool->hubps[i]; 1368 split_pipe->plane_res.ipp = pool->ipps[i]; 1369 split_pipe->plane_res.dpp = pool->dpps[i]; 1370 split_pipe->stream_res.opp = pool->opps[i]; 1371 split_pipe->plane_res.mpcc_inst = pool->dpps[i]->inst; 1372 split_pipe->pipe_idx = i; 1373 1374 split_pipe->stream = stream; 1375 return i; 1376 } 1377 } 1378 return -1; 1379 } 1380 #endif 1381 1382 bool dc_add_plane_to_context( 1383 const struct dc *dc, 1384 struct dc_stream_state *stream, 1385 struct dc_plane_state *plane_state, 1386 struct dc_state *context) 1387 { 1388 int i; 1389 struct resource_pool *pool = dc->res_pool; 1390 struct pipe_ctx *head_pipe, *tail_pipe, *free_pipe; 1391 struct dc_stream_status *stream_status = NULL; 1392 1393 for (i = 0; i < context->stream_count; i++) 1394 if (context->streams[i] == stream) { 1395 stream_status = &context->stream_status[i]; 1396 break; 1397 } 1398 if (stream_status == NULL) { 1399 dm_error("Existing stream not found; failed to attach surface!\n"); 1400 return false; 1401 } 1402 1403 1404 if (stream_status->plane_count == MAX_SURFACE_NUM) { 1405 dm_error("Surface: can not attach plane_state %p! Maximum is: %d\n", 1406 plane_state, MAX_SURFACE_NUM); 1407 return false; 1408 } 1409 1410 head_pipe = resource_get_head_pipe_for_stream(&context->res_ctx, stream); 1411 1412 if (!head_pipe) { 1413 dm_error("Head pipe not found for stream_state %p !\n", stream); 1414 return false; 1415 } 1416 1417 /* retain new surface, but only once per stream */ 1418 dc_plane_state_retain(plane_state); 1419 1420 while (head_pipe) { 1421 free_pipe = acquire_free_pipe_for_head(context, pool, head_pipe); 1422 1423 #if defined(CONFIG_DRM_AMD_DC_DCN) 1424 if (!free_pipe) { 1425 int pipe_idx = acquire_first_split_pipe(&context->res_ctx, pool, stream); 1426 if (pipe_idx >= 0) 1427 free_pipe = &context->res_ctx.pipe_ctx[pipe_idx]; 1428 } 1429 #endif 1430 if (!free_pipe) { 1431 dc_plane_state_release(plane_state); 1432 return false; 1433 } 1434 1435 free_pipe->plane_state = plane_state; 1436 1437 if (head_pipe != free_pipe) { 1438 tail_pipe = resource_get_tail_pipe(&context->res_ctx, head_pipe); 1439 ASSERT(tail_pipe); 1440 free_pipe->stream_res.tg = tail_pipe->stream_res.tg; 1441 free_pipe->stream_res.abm = tail_pipe->stream_res.abm; 1442 free_pipe->stream_res.opp = tail_pipe->stream_res.opp; 1443 free_pipe->stream_res.stream_enc = tail_pipe->stream_res.stream_enc; 1444 free_pipe->stream_res.audio = tail_pipe->stream_res.audio; 1445 free_pipe->clock_source = tail_pipe->clock_source; 1446 free_pipe->top_pipe = tail_pipe; 1447 tail_pipe->bottom_pipe = free_pipe; 1448 if (!free_pipe->next_odm_pipe && tail_pipe->next_odm_pipe && tail_pipe->next_odm_pipe->bottom_pipe) { 1449 free_pipe->next_odm_pipe = tail_pipe->next_odm_pipe->bottom_pipe; 1450 tail_pipe->next_odm_pipe->bottom_pipe->prev_odm_pipe = free_pipe; 1451 } 1452 if (!free_pipe->prev_odm_pipe && tail_pipe->prev_odm_pipe && tail_pipe->prev_odm_pipe->bottom_pipe) { 1453 free_pipe->prev_odm_pipe = tail_pipe->prev_odm_pipe->bottom_pipe; 1454 tail_pipe->prev_odm_pipe->bottom_pipe->next_odm_pipe = free_pipe; 1455 } 1456 } 1457 head_pipe = head_pipe->next_odm_pipe; 1458 } 1459 /* assign new surfaces*/ 1460 stream_status->plane_states[stream_status->plane_count] = plane_state; 1461 1462 stream_status->plane_count++; 1463 1464 return true; 1465 } 1466 1467 bool dc_remove_plane_from_context( 1468 const struct dc *dc, 1469 struct dc_stream_state *stream, 1470 struct dc_plane_state *plane_state, 1471 struct dc_state *context) 1472 { 1473 int i; 1474 struct dc_stream_status *stream_status = NULL; 1475 struct resource_pool *pool = dc->res_pool; 1476 1477 for (i = 0; i < context->stream_count; i++) 1478 if (context->streams[i] == stream) { 1479 stream_status = &context->stream_status[i]; 1480 break; 1481 } 1482 1483 if (stream_status == NULL) { 1484 dm_error("Existing stream not found; failed to remove plane.\n"); 1485 return false; 1486 } 1487 1488 /* release pipe for plane*/ 1489 for (i = pool->pipe_count - 1; i >= 0; i--) { 1490 struct pipe_ctx *pipe_ctx = &context->res_ctx.pipe_ctx[i]; 1491 1492 if (pipe_ctx->plane_state == plane_state) { 1493 if (pipe_ctx->top_pipe) 1494 pipe_ctx->top_pipe->bottom_pipe = pipe_ctx->bottom_pipe; 1495 1496 /* Second condition is to avoid setting NULL to top pipe 1497 * of tail pipe making it look like head pipe in subsequent 1498 * deletes 1499 */ 1500 if (pipe_ctx->bottom_pipe && pipe_ctx->top_pipe) 1501 pipe_ctx->bottom_pipe->top_pipe = pipe_ctx->top_pipe; 1502 1503 /* 1504 * For head pipe detach surfaces from pipe for tail 1505 * pipe just zero it out 1506 */ 1507 if (!pipe_ctx->top_pipe) 1508 pipe_ctx->plane_state = NULL; 1509 else 1510 memset(pipe_ctx, 0, sizeof(*pipe_ctx)); 1511 } 1512 } 1513 1514 1515 for (i = 0; i < stream_status->plane_count; i++) { 1516 if (stream_status->plane_states[i] == plane_state) { 1517 1518 dc_plane_state_release(stream_status->plane_states[i]); 1519 break; 1520 } 1521 } 1522 1523 if (i == stream_status->plane_count) { 1524 dm_error("Existing plane_state not found; failed to detach it!\n"); 1525 return false; 1526 } 1527 1528 stream_status->plane_count--; 1529 1530 /* Start at the plane we've just released, and move all the planes one index forward to "trim" the array */ 1531 for (; i < stream_status->plane_count; i++) 1532 stream_status->plane_states[i] = stream_status->plane_states[i + 1]; 1533 1534 stream_status->plane_states[stream_status->plane_count] = NULL; 1535 1536 return true; 1537 } 1538 1539 bool dc_rem_all_planes_for_stream( 1540 const struct dc *dc, 1541 struct dc_stream_state *stream, 1542 struct dc_state *context) 1543 { 1544 int i, old_plane_count; 1545 struct dc_stream_status *stream_status = NULL; 1546 struct dc_plane_state *del_planes[MAX_SURFACE_NUM] = { 0 }; 1547 1548 for (i = 0; i < context->stream_count; i++) 1549 if (context->streams[i] == stream) { 1550 stream_status = &context->stream_status[i]; 1551 break; 1552 } 1553 1554 if (stream_status == NULL) { 1555 dm_error("Existing stream %p not found!\n", stream); 1556 return false; 1557 } 1558 1559 old_plane_count = stream_status->plane_count; 1560 1561 for (i = 0; i < old_plane_count; i++) 1562 del_planes[i] = stream_status->plane_states[i]; 1563 1564 for (i = 0; i < old_plane_count; i++) 1565 if (!dc_remove_plane_from_context(dc, stream, del_planes[i], context)) 1566 return false; 1567 1568 return true; 1569 } 1570 1571 static bool add_all_planes_for_stream( 1572 const struct dc *dc, 1573 struct dc_stream_state *stream, 1574 const struct dc_validation_set set[], 1575 int set_count, 1576 struct dc_state *context) 1577 { 1578 int i, j; 1579 1580 for (i = 0; i < set_count; i++) 1581 if (set[i].stream == stream) 1582 break; 1583 1584 if (i == set_count) { 1585 dm_error("Stream %p not found in set!\n", stream); 1586 return false; 1587 } 1588 1589 for (j = 0; j < set[i].plane_count; j++) 1590 if (!dc_add_plane_to_context(dc, stream, set[i].plane_states[j], context)) 1591 return false; 1592 1593 return true; 1594 } 1595 1596 bool dc_add_all_planes_for_stream( 1597 const struct dc *dc, 1598 struct dc_stream_state *stream, 1599 struct dc_plane_state * const *plane_states, 1600 int plane_count, 1601 struct dc_state *context) 1602 { 1603 struct dc_validation_set set; 1604 int i; 1605 1606 set.stream = stream; 1607 set.plane_count = plane_count; 1608 1609 for (i = 0; i < plane_count; i++) 1610 set.plane_states[i] = plane_states[i]; 1611 1612 return add_all_planes_for_stream(dc, stream, &set, 1, context); 1613 } 1614 1615 static bool is_timing_changed(struct dc_stream_state *cur_stream, 1616 struct dc_stream_state *new_stream) 1617 { 1618 if (cur_stream == NULL) 1619 return true; 1620 1621 /* If output color space is changed, need to reprogram info frames */ 1622 if (cur_stream->output_color_space != new_stream->output_color_space) 1623 return true; 1624 1625 return memcmp( 1626 &cur_stream->timing, 1627 &new_stream->timing, 1628 sizeof(struct dc_crtc_timing)) != 0; 1629 } 1630 1631 static bool are_stream_backends_same( 1632 struct dc_stream_state *stream_a, struct dc_stream_state *stream_b) 1633 { 1634 if (stream_a == stream_b) 1635 return true; 1636 1637 if (stream_a == NULL || stream_b == NULL) 1638 return false; 1639 1640 if (is_timing_changed(stream_a, stream_b)) 1641 return false; 1642 1643 if (stream_a->dpms_off != stream_b->dpms_off) 1644 return false; 1645 1646 return true; 1647 } 1648 1649 /* 1650 * dc_is_stream_unchanged() - Compare two stream states for equivalence. 1651 * 1652 * Checks if there a difference between the two states 1653 * that would require a mode change. 1654 * 1655 * Does not compare cursor position or attributes. 1656 */ 1657 bool dc_is_stream_unchanged( 1658 struct dc_stream_state *old_stream, struct dc_stream_state *stream) 1659 { 1660 1661 if (!are_stream_backends_same(old_stream, stream)) 1662 return false; 1663 1664 if (old_stream->ignore_msa_timing_param != stream->ignore_msa_timing_param) 1665 return false; 1666 1667 return true; 1668 } 1669 1670 /* 1671 * dc_is_stream_scaling_unchanged() - Compare scaling rectangles of two streams. 1672 */ 1673 bool dc_is_stream_scaling_unchanged( 1674 struct dc_stream_state *old_stream, struct dc_stream_state *stream) 1675 { 1676 if (old_stream == stream) 1677 return true; 1678 1679 if (old_stream == NULL || stream == NULL) 1680 return false; 1681 1682 if (memcmp(&old_stream->src, 1683 &stream->src, 1684 sizeof(struct rect)) != 0) 1685 return false; 1686 1687 if (memcmp(&old_stream->dst, 1688 &stream->dst, 1689 sizeof(struct rect)) != 0) 1690 return false; 1691 1692 return true; 1693 } 1694 1695 static void update_stream_engine_usage( 1696 struct resource_context *res_ctx, 1697 const struct resource_pool *pool, 1698 struct stream_encoder *stream_enc, 1699 bool acquired) 1700 { 1701 int i; 1702 1703 for (i = 0; i < pool->stream_enc_count; i++) { 1704 if (pool->stream_enc[i] == stream_enc) 1705 res_ctx->is_stream_enc_acquired[i] = acquired; 1706 } 1707 } 1708 1709 #if defined(CONFIG_DRM_AMD_DC_DCN) 1710 static void update_hpo_dp_stream_engine_usage( 1711 struct resource_context *res_ctx, 1712 const struct resource_pool *pool, 1713 struct hpo_dp_stream_encoder *hpo_dp_stream_enc, 1714 bool acquired) 1715 { 1716 int i; 1717 1718 for (i = 0; i < pool->hpo_dp_stream_enc_count; i++) { 1719 if (pool->hpo_dp_stream_enc[i] == hpo_dp_stream_enc) 1720 res_ctx->is_hpo_dp_stream_enc_acquired[i] = acquired; 1721 } 1722 } 1723 #endif 1724 1725 /* TODO: release audio object */ 1726 void update_audio_usage( 1727 struct resource_context *res_ctx, 1728 const struct resource_pool *pool, 1729 struct audio *audio, 1730 bool acquired) 1731 { 1732 int i; 1733 for (i = 0; i < pool->audio_count; i++) { 1734 if (pool->audios[i] == audio) 1735 res_ctx->is_audio_acquired[i] = acquired; 1736 } 1737 } 1738 1739 static int acquire_first_free_pipe( 1740 struct resource_context *res_ctx, 1741 const struct resource_pool *pool, 1742 struct dc_stream_state *stream) 1743 { 1744 int i; 1745 1746 for (i = 0; i < pool->pipe_count; i++) { 1747 if (!res_ctx->pipe_ctx[i].stream) { 1748 struct pipe_ctx *pipe_ctx = &res_ctx->pipe_ctx[i]; 1749 1750 pipe_ctx->stream_res.tg = pool->timing_generators[i]; 1751 pipe_ctx->plane_res.mi = pool->mis[i]; 1752 pipe_ctx->plane_res.hubp = pool->hubps[i]; 1753 pipe_ctx->plane_res.ipp = pool->ipps[i]; 1754 pipe_ctx->plane_res.xfm = pool->transforms[i]; 1755 pipe_ctx->plane_res.dpp = pool->dpps[i]; 1756 pipe_ctx->stream_res.opp = pool->opps[i]; 1757 if (pool->dpps[i]) 1758 pipe_ctx->plane_res.mpcc_inst = pool->dpps[i]->inst; 1759 pipe_ctx->pipe_idx = i; 1760 1761 1762 pipe_ctx->stream = stream; 1763 return i; 1764 } 1765 } 1766 return -1; 1767 } 1768 1769 #if defined(CONFIG_DRM_AMD_DC_DCN) 1770 static struct hpo_dp_stream_encoder *find_first_free_match_hpo_dp_stream_enc_for_link( 1771 struct resource_context *res_ctx, 1772 const struct resource_pool *pool, 1773 struct dc_stream_state *stream) 1774 { 1775 int i; 1776 1777 for (i = 0; i < pool->hpo_dp_stream_enc_count; i++) { 1778 if (!res_ctx->is_hpo_dp_stream_enc_acquired[i] && 1779 pool->hpo_dp_stream_enc[i]) { 1780 1781 return pool->hpo_dp_stream_enc[i]; 1782 } 1783 } 1784 1785 return NULL; 1786 } 1787 #endif 1788 1789 static struct audio *find_first_free_audio( 1790 struct resource_context *res_ctx, 1791 const struct resource_pool *pool, 1792 enum engine_id id, 1793 enum dce_version dc_version) 1794 { 1795 int i, available_audio_count; 1796 1797 available_audio_count = pool->audio_count; 1798 1799 for (i = 0; i < available_audio_count; i++) { 1800 if ((res_ctx->is_audio_acquired[i] == false) && (res_ctx->is_stream_enc_acquired[i] == true)) { 1801 /*we have enough audio endpoint, find the matching inst*/ 1802 if (id != i) 1803 continue; 1804 return pool->audios[i]; 1805 } 1806 } 1807 1808 /* use engine id to find free audio */ 1809 if ((id < available_audio_count) && (res_ctx->is_audio_acquired[id] == false)) { 1810 return pool->audios[id]; 1811 } 1812 /*not found the matching one, first come first serve*/ 1813 for (i = 0; i < available_audio_count; i++) { 1814 if (res_ctx->is_audio_acquired[i] == false) { 1815 return pool->audios[i]; 1816 } 1817 } 1818 return 0; 1819 } 1820 1821 /* 1822 * dc_add_stream_to_ctx() - Add a new dc_stream_state to a dc_state. 1823 */ 1824 enum dc_status dc_add_stream_to_ctx( 1825 struct dc *dc, 1826 struct dc_state *new_ctx, 1827 struct dc_stream_state *stream) 1828 { 1829 enum dc_status res; 1830 DC_LOGGER_INIT(dc->ctx->logger); 1831 1832 if (new_ctx->stream_count >= dc->res_pool->timing_generator_count) { 1833 DC_LOG_WARNING("Max streams reached, can't add stream %p !\n", stream); 1834 return DC_ERROR_UNEXPECTED; 1835 } 1836 1837 new_ctx->streams[new_ctx->stream_count] = stream; 1838 dc_stream_retain(stream); 1839 new_ctx->stream_count++; 1840 1841 res = dc->res_pool->funcs->add_stream_to_ctx(dc, new_ctx, stream); 1842 if (res != DC_OK) 1843 DC_LOG_WARNING("Adding stream %p to context failed with err %d!\n", stream, res); 1844 1845 return res; 1846 } 1847 1848 /* 1849 * dc_remove_stream_from_ctx() - Remove a stream from a dc_state. 1850 */ 1851 enum dc_status dc_remove_stream_from_ctx( 1852 struct dc *dc, 1853 struct dc_state *new_ctx, 1854 struct dc_stream_state *stream) 1855 { 1856 int i; 1857 struct dc_context *dc_ctx = dc->ctx; 1858 struct pipe_ctx *del_pipe = resource_get_head_pipe_for_stream(&new_ctx->res_ctx, stream); 1859 struct pipe_ctx *odm_pipe; 1860 1861 if (!del_pipe) { 1862 DC_ERROR("Pipe not found for stream %p !\n", stream); 1863 return DC_ERROR_UNEXPECTED; 1864 } 1865 1866 odm_pipe = del_pipe->next_odm_pipe; 1867 1868 /* Release primary pipe */ 1869 ASSERT(del_pipe->stream_res.stream_enc); 1870 update_stream_engine_usage( 1871 &new_ctx->res_ctx, 1872 dc->res_pool, 1873 del_pipe->stream_res.stream_enc, 1874 false); 1875 /* Release link encoder from stream in new dc_state. */ 1876 if (dc->res_pool->funcs->link_enc_unassign) 1877 dc->res_pool->funcs->link_enc_unassign(new_ctx, del_pipe->stream); 1878 1879 #if defined(CONFIG_DRM_AMD_DC_DCN) 1880 if (is_dp_128b_132b_signal(del_pipe)) { 1881 update_hpo_dp_stream_engine_usage( 1882 &new_ctx->res_ctx, dc->res_pool, 1883 del_pipe->stream_res.hpo_dp_stream_enc, 1884 false); 1885 } 1886 #endif 1887 1888 if (del_pipe->stream_res.audio) 1889 update_audio_usage( 1890 &new_ctx->res_ctx, 1891 dc->res_pool, 1892 del_pipe->stream_res.audio, 1893 false); 1894 1895 resource_unreference_clock_source(&new_ctx->res_ctx, 1896 dc->res_pool, 1897 del_pipe->clock_source); 1898 1899 if (dc->res_pool->funcs->remove_stream_from_ctx) 1900 dc->res_pool->funcs->remove_stream_from_ctx(dc, new_ctx, stream); 1901 1902 while (odm_pipe) { 1903 struct pipe_ctx *next_odm_pipe = odm_pipe->next_odm_pipe; 1904 1905 memset(odm_pipe, 0, sizeof(*odm_pipe)); 1906 odm_pipe = next_odm_pipe; 1907 } 1908 memset(del_pipe, 0, sizeof(*del_pipe)); 1909 1910 for (i = 0; i < new_ctx->stream_count; i++) 1911 if (new_ctx->streams[i] == stream) 1912 break; 1913 1914 if (new_ctx->streams[i] != stream) { 1915 DC_ERROR("Context doesn't have stream %p !\n", stream); 1916 return DC_ERROR_UNEXPECTED; 1917 } 1918 1919 dc_stream_release(new_ctx->streams[i]); 1920 new_ctx->stream_count--; 1921 1922 /* Trim back arrays */ 1923 for (; i < new_ctx->stream_count; i++) { 1924 new_ctx->streams[i] = new_ctx->streams[i + 1]; 1925 new_ctx->stream_status[i] = new_ctx->stream_status[i + 1]; 1926 } 1927 1928 new_ctx->streams[new_ctx->stream_count] = NULL; 1929 memset( 1930 &new_ctx->stream_status[new_ctx->stream_count], 1931 0, 1932 sizeof(new_ctx->stream_status[0])); 1933 1934 return DC_OK; 1935 } 1936 1937 static struct dc_stream_state *find_pll_sharable_stream( 1938 struct dc_stream_state *stream_needs_pll, 1939 struct dc_state *context) 1940 { 1941 int i; 1942 1943 for (i = 0; i < context->stream_count; i++) { 1944 struct dc_stream_state *stream_has_pll = context->streams[i]; 1945 1946 /* We are looking for non dp, non virtual stream */ 1947 if (resource_are_streams_timing_synchronizable( 1948 stream_needs_pll, stream_has_pll) 1949 && !dc_is_dp_signal(stream_has_pll->signal) 1950 && stream_has_pll->link->connector_signal 1951 != SIGNAL_TYPE_VIRTUAL) 1952 return stream_has_pll; 1953 1954 } 1955 1956 return NULL; 1957 } 1958 1959 static int get_norm_pix_clk(const struct dc_crtc_timing *timing) 1960 { 1961 uint32_t pix_clk = timing->pix_clk_100hz; 1962 uint32_t normalized_pix_clk = pix_clk; 1963 1964 if (timing->pixel_encoding == PIXEL_ENCODING_YCBCR420) 1965 pix_clk /= 2; 1966 if (timing->pixel_encoding != PIXEL_ENCODING_YCBCR422) { 1967 switch (timing->display_color_depth) { 1968 case COLOR_DEPTH_666: 1969 case COLOR_DEPTH_888: 1970 normalized_pix_clk = pix_clk; 1971 break; 1972 case COLOR_DEPTH_101010: 1973 normalized_pix_clk = (pix_clk * 30) / 24; 1974 break; 1975 case COLOR_DEPTH_121212: 1976 normalized_pix_clk = (pix_clk * 36) / 24; 1977 break; 1978 case COLOR_DEPTH_161616: 1979 normalized_pix_clk = (pix_clk * 48) / 24; 1980 break; 1981 default: 1982 ASSERT(0); 1983 break; 1984 } 1985 } 1986 return normalized_pix_clk; 1987 } 1988 1989 static void calculate_phy_pix_clks(struct dc_stream_state *stream) 1990 { 1991 /* update actual pixel clock on all streams */ 1992 if (dc_is_hdmi_signal(stream->signal)) 1993 stream->phy_pix_clk = get_norm_pix_clk( 1994 &stream->timing) / 10; 1995 else 1996 stream->phy_pix_clk = 1997 stream->timing.pix_clk_100hz / 10; 1998 1999 if (stream->timing.timing_3d_format == TIMING_3D_FORMAT_HW_FRAME_PACKING) 2000 stream->phy_pix_clk *= 2; 2001 } 2002 2003 static int acquire_resource_from_hw_enabled_state( 2004 struct resource_context *res_ctx, 2005 const struct resource_pool *pool, 2006 struct dc_stream_state *stream) 2007 { 2008 struct dc_link *link = stream->link; 2009 unsigned int i, inst, tg_inst = 0; 2010 2011 /* Check for enabled DIG to identify enabled display */ 2012 if (!link->link_enc->funcs->is_dig_enabled(link->link_enc)) 2013 return -1; 2014 2015 inst = link->link_enc->funcs->get_dig_frontend(link->link_enc); 2016 2017 if (inst == ENGINE_ID_UNKNOWN) 2018 return -1; 2019 2020 for (i = 0; i < pool->stream_enc_count; i++) { 2021 if (pool->stream_enc[i]->id == inst) { 2022 tg_inst = pool->stream_enc[i]->funcs->dig_source_otg( 2023 pool->stream_enc[i]); 2024 break; 2025 } 2026 } 2027 2028 // tg_inst not found 2029 if (i == pool->stream_enc_count) 2030 return -1; 2031 2032 if (tg_inst >= pool->timing_generator_count) 2033 return -1; 2034 2035 if (!res_ctx->pipe_ctx[tg_inst].stream) { 2036 struct pipe_ctx *pipe_ctx = &res_ctx->pipe_ctx[tg_inst]; 2037 2038 pipe_ctx->stream_res.tg = pool->timing_generators[tg_inst]; 2039 pipe_ctx->plane_res.mi = pool->mis[tg_inst]; 2040 pipe_ctx->plane_res.hubp = pool->hubps[tg_inst]; 2041 pipe_ctx->plane_res.ipp = pool->ipps[tg_inst]; 2042 pipe_ctx->plane_res.xfm = pool->transforms[tg_inst]; 2043 pipe_ctx->plane_res.dpp = pool->dpps[tg_inst]; 2044 pipe_ctx->stream_res.opp = pool->opps[tg_inst]; 2045 2046 if (pool->dpps[tg_inst]) { 2047 pipe_ctx->plane_res.mpcc_inst = pool->dpps[tg_inst]->inst; 2048 2049 // Read DPP->MPCC->OPP Pipe from HW State 2050 if (pool->mpc->funcs->read_mpcc_state) { 2051 struct mpcc_state s = {0}; 2052 2053 pool->mpc->funcs->read_mpcc_state(pool->mpc, pipe_ctx->plane_res.mpcc_inst, &s); 2054 2055 if (s.dpp_id < MAX_MPCC) 2056 pool->mpc->mpcc_array[pipe_ctx->plane_res.mpcc_inst].dpp_id = s.dpp_id; 2057 2058 if (s.bot_mpcc_id < MAX_MPCC) 2059 pool->mpc->mpcc_array[pipe_ctx->plane_res.mpcc_inst].mpcc_bot = 2060 &pool->mpc->mpcc_array[s.bot_mpcc_id]; 2061 2062 if (s.opp_id < MAX_OPP) 2063 pipe_ctx->stream_res.opp->mpc_tree_params.opp_id = s.opp_id; 2064 } 2065 } 2066 pipe_ctx->pipe_idx = tg_inst; 2067 2068 pipe_ctx->stream = stream; 2069 return tg_inst; 2070 } 2071 2072 return -1; 2073 } 2074 2075 static void mark_seamless_boot_stream( 2076 const struct dc *dc, 2077 struct dc_stream_state *stream) 2078 { 2079 struct dc_bios *dcb = dc->ctx->dc_bios; 2080 2081 /* TODO: Check Linux */ 2082 if (dc->config.allow_seamless_boot_optimization && 2083 !dcb->funcs->is_accelerated_mode(dcb)) { 2084 if (dc_validate_seamless_boot_timing(dc, stream->sink, &stream->timing)) 2085 stream->apply_seamless_boot_optimization = true; 2086 } 2087 } 2088 2089 enum dc_status resource_map_pool_resources( 2090 const struct dc *dc, 2091 struct dc_state *context, 2092 struct dc_stream_state *stream) 2093 { 2094 const struct resource_pool *pool = dc->res_pool; 2095 int i; 2096 struct dc_context *dc_ctx = dc->ctx; 2097 struct pipe_ctx *pipe_ctx = NULL; 2098 int pipe_idx = -1; 2099 2100 calculate_phy_pix_clks(stream); 2101 2102 mark_seamless_boot_stream(dc, stream); 2103 2104 if (stream->apply_seamless_boot_optimization) { 2105 pipe_idx = acquire_resource_from_hw_enabled_state( 2106 &context->res_ctx, 2107 pool, 2108 stream); 2109 if (pipe_idx < 0) 2110 /* hw resource was assigned to other stream */ 2111 stream->apply_seamless_boot_optimization = false; 2112 } 2113 2114 if (pipe_idx < 0) 2115 /* acquire new resources */ 2116 pipe_idx = acquire_first_free_pipe(&context->res_ctx, pool, stream); 2117 2118 #ifdef CONFIG_DRM_AMD_DC_DCN 2119 if (pipe_idx < 0) 2120 pipe_idx = acquire_first_split_pipe(&context->res_ctx, pool, stream); 2121 #endif 2122 2123 if (pipe_idx < 0 || context->res_ctx.pipe_ctx[pipe_idx].stream_res.tg == NULL) 2124 return DC_NO_CONTROLLER_RESOURCE; 2125 2126 pipe_ctx = &context->res_ctx.pipe_ctx[pipe_idx]; 2127 2128 pipe_ctx->stream_res.stream_enc = 2129 dc->res_pool->funcs->find_first_free_match_stream_enc_for_link( 2130 &context->res_ctx, pool, stream); 2131 2132 if (!pipe_ctx->stream_res.stream_enc) 2133 return DC_NO_STREAM_ENC_RESOURCE; 2134 2135 update_stream_engine_usage( 2136 &context->res_ctx, pool, 2137 pipe_ctx->stream_res.stream_enc, 2138 true); 2139 2140 #if defined(CONFIG_DRM_AMD_DC_DCN) 2141 /* Allocate DP HPO Stream Encoder based on signal, hw capabilities 2142 * and link settings 2143 */ 2144 if (dc_is_dp_signal(stream->signal) && 2145 dc->caps.dp_hpo) { 2146 struct dc_link_settings link_settings = {0}; 2147 2148 decide_link_settings(stream, &link_settings); 2149 if (dp_get_link_encoding_format(&link_settings) == DP_128b_132b_ENCODING) { 2150 pipe_ctx->stream_res.hpo_dp_stream_enc = 2151 find_first_free_match_hpo_dp_stream_enc_for_link( 2152 &context->res_ctx, pool, stream); 2153 2154 if (!pipe_ctx->stream_res.hpo_dp_stream_enc) 2155 return DC_NO_STREAM_ENC_RESOURCE; 2156 2157 update_hpo_dp_stream_engine_usage( 2158 &context->res_ctx, pool, 2159 pipe_ctx->stream_res.hpo_dp_stream_enc, 2160 true); 2161 } 2162 } 2163 #endif 2164 2165 /* TODO: Add check if ASIC support and EDID audio */ 2166 if (!stream->converter_disable_audio && 2167 dc_is_audio_capable_signal(pipe_ctx->stream->signal) && 2168 stream->audio_info.mode_count && stream->audio_info.flags.all) { 2169 pipe_ctx->stream_res.audio = find_first_free_audio( 2170 &context->res_ctx, pool, pipe_ctx->stream_res.stream_enc->id, dc_ctx->dce_version); 2171 2172 /* 2173 * Audio assigned in order first come first get. 2174 * There are asics which has number of audio 2175 * resources less then number of pipes 2176 */ 2177 if (pipe_ctx->stream_res.audio) 2178 update_audio_usage(&context->res_ctx, pool, 2179 pipe_ctx->stream_res.audio, true); 2180 } 2181 2182 /* Add ABM to the resource if on EDP */ 2183 if (pipe_ctx->stream && dc_is_embedded_signal(pipe_ctx->stream->signal)) { 2184 #if defined(CONFIG_DRM_AMD_DC_DCN) 2185 if (pool->abm) 2186 pipe_ctx->stream_res.abm = pool->abm; 2187 else 2188 pipe_ctx->stream_res.abm = pool->multiple_abms[pipe_ctx->stream_res.tg->inst]; 2189 #else 2190 pipe_ctx->stream_res.abm = pool->abm; 2191 #endif 2192 } 2193 2194 for (i = 0; i < context->stream_count; i++) 2195 if (context->streams[i] == stream) { 2196 context->stream_status[i].primary_otg_inst = pipe_ctx->stream_res.tg->inst; 2197 context->stream_status[i].stream_enc_inst = pipe_ctx->stream_res.stream_enc->stream_enc_inst; 2198 context->stream_status[i].audio_inst = 2199 pipe_ctx->stream_res.audio ? pipe_ctx->stream_res.audio->inst : -1; 2200 2201 return DC_OK; 2202 } 2203 2204 DC_ERROR("Stream %p not found in new ctx!\n", stream); 2205 return DC_ERROR_UNEXPECTED; 2206 } 2207 2208 /** 2209 * dc_resource_state_copy_construct_current() - Creates a new dc_state from existing state 2210 * Is a shallow copy. Increments refcounts on existing streams and planes. 2211 * @dc: copy out of dc->current_state 2212 * @dst_ctx: copy into this 2213 */ 2214 void dc_resource_state_copy_construct_current( 2215 const struct dc *dc, 2216 struct dc_state *dst_ctx) 2217 { 2218 dc_resource_state_copy_construct(dc->current_state, dst_ctx); 2219 } 2220 2221 2222 void dc_resource_state_construct( 2223 const struct dc *dc, 2224 struct dc_state *dst_ctx) 2225 { 2226 dst_ctx->clk_mgr = dc->clk_mgr; 2227 } 2228 2229 2230 bool dc_resource_is_dsc_encoding_supported(const struct dc *dc) 2231 { 2232 return dc->res_pool->res_cap->num_dsc > 0; 2233 } 2234 2235 2236 /** 2237 * dc_validate_global_state() - Determine if HW can support a given state 2238 * Checks HW resource availability and bandwidth requirement. 2239 * @dc: dc struct for this driver 2240 * @new_ctx: state to be validated 2241 * @fast_validate: set to true if only yes/no to support matters 2242 * 2243 * Return: DC_OK if the result can be programmed. Otherwise, an error code. 2244 */ 2245 enum dc_status dc_validate_global_state( 2246 struct dc *dc, 2247 struct dc_state *new_ctx, 2248 bool fast_validate) 2249 { 2250 enum dc_status result = DC_ERROR_UNEXPECTED; 2251 int i, j; 2252 2253 if (!new_ctx) 2254 return DC_ERROR_UNEXPECTED; 2255 #if defined(CONFIG_DRM_AMD_DC_DCN) 2256 2257 /* 2258 * Update link encoder to stream assignment. 2259 * TODO: Split out reason allocation from validation. 2260 */ 2261 if (dc->res_pool->funcs->link_encs_assign && fast_validate == false) 2262 dc->res_pool->funcs->link_encs_assign( 2263 dc, new_ctx, new_ctx->streams, new_ctx->stream_count); 2264 #endif 2265 2266 if (dc->res_pool->funcs->validate_global) { 2267 result = dc->res_pool->funcs->validate_global(dc, new_ctx); 2268 if (result != DC_OK) 2269 return result; 2270 } 2271 2272 for (i = 0; i < new_ctx->stream_count; i++) { 2273 struct dc_stream_state *stream = new_ctx->streams[i]; 2274 2275 for (j = 0; j < dc->res_pool->pipe_count; j++) { 2276 struct pipe_ctx *pipe_ctx = &new_ctx->res_ctx.pipe_ctx[j]; 2277 2278 if (pipe_ctx->stream != stream) 2279 continue; 2280 2281 if (dc->res_pool->funcs->patch_unknown_plane_state && 2282 pipe_ctx->plane_state && 2283 pipe_ctx->plane_state->tiling_info.gfx9.swizzle == DC_SW_UNKNOWN) { 2284 result = dc->res_pool->funcs->patch_unknown_plane_state(pipe_ctx->plane_state); 2285 if (result != DC_OK) 2286 return result; 2287 } 2288 2289 /* Switch to dp clock source only if there is 2290 * no non dp stream that shares the same timing 2291 * with the dp stream. 2292 */ 2293 if (dc_is_dp_signal(pipe_ctx->stream->signal) && 2294 !find_pll_sharable_stream(stream, new_ctx)) { 2295 2296 resource_unreference_clock_source( 2297 &new_ctx->res_ctx, 2298 dc->res_pool, 2299 pipe_ctx->clock_source); 2300 2301 pipe_ctx->clock_source = dc->res_pool->dp_clock_source; 2302 resource_reference_clock_source( 2303 &new_ctx->res_ctx, 2304 dc->res_pool, 2305 pipe_ctx->clock_source); 2306 } 2307 } 2308 } 2309 2310 result = resource_build_scaling_params_for_context(dc, new_ctx); 2311 2312 if (result == DC_OK) 2313 if (!dc->res_pool->funcs->validate_bandwidth(dc, new_ctx, fast_validate)) 2314 result = DC_FAIL_BANDWIDTH_VALIDATE; 2315 2316 return result; 2317 } 2318 2319 static void patch_gamut_packet_checksum( 2320 struct dc_info_packet *gamut_packet) 2321 { 2322 /* For gamut we recalc checksum */ 2323 if (gamut_packet->valid) { 2324 uint8_t chk_sum = 0; 2325 uint8_t *ptr; 2326 uint8_t i; 2327 2328 /*start of the Gamut data. */ 2329 ptr = &gamut_packet->sb[3]; 2330 2331 for (i = 0; i <= gamut_packet->sb[1]; i++) 2332 chk_sum += ptr[i]; 2333 2334 gamut_packet->sb[2] = (uint8_t) (0x100 - chk_sum); 2335 } 2336 } 2337 2338 static void set_avi_info_frame( 2339 struct dc_info_packet *info_packet, 2340 struct pipe_ctx *pipe_ctx) 2341 { 2342 struct dc_stream_state *stream = pipe_ctx->stream; 2343 enum dc_color_space color_space = COLOR_SPACE_UNKNOWN; 2344 uint32_t pixel_encoding = 0; 2345 enum scanning_type scan_type = SCANNING_TYPE_NODATA; 2346 enum dc_aspect_ratio aspect = ASPECT_RATIO_NO_DATA; 2347 bool itc = false; 2348 uint8_t itc_value = 0; 2349 uint8_t cn0_cn1 = 0; 2350 unsigned int cn0_cn1_value = 0; 2351 uint8_t *check_sum = NULL; 2352 uint8_t byte_index = 0; 2353 union hdmi_info_packet hdmi_info; 2354 union display_content_support support = {0}; 2355 unsigned int vic = pipe_ctx->stream->timing.vic; 2356 enum dc_timing_3d_format format; 2357 2358 memset(&hdmi_info, 0, sizeof(union hdmi_info_packet)); 2359 2360 color_space = pipe_ctx->stream->output_color_space; 2361 if (color_space == COLOR_SPACE_UNKNOWN) 2362 color_space = (stream->timing.pixel_encoding == PIXEL_ENCODING_RGB) ? 2363 COLOR_SPACE_SRGB:COLOR_SPACE_YCBCR709; 2364 2365 /* Initialize header */ 2366 hdmi_info.bits.header.info_frame_type = HDMI_INFOFRAME_TYPE_AVI; 2367 /* InfoFrameVersion_3 is defined by CEA861F (Section 6.4), but shall 2368 * not be used in HDMI 2.0 (Section 10.1) */ 2369 hdmi_info.bits.header.version = 2; 2370 hdmi_info.bits.header.length = HDMI_AVI_INFOFRAME_SIZE; 2371 2372 /* 2373 * IDO-defined (Y2,Y1,Y0 = 1,1,1) shall not be used by devices built 2374 * according to HDMI 2.0 spec (Section 10.1) 2375 */ 2376 2377 switch (stream->timing.pixel_encoding) { 2378 case PIXEL_ENCODING_YCBCR422: 2379 pixel_encoding = 1; 2380 break; 2381 2382 case PIXEL_ENCODING_YCBCR444: 2383 pixel_encoding = 2; 2384 break; 2385 case PIXEL_ENCODING_YCBCR420: 2386 pixel_encoding = 3; 2387 break; 2388 2389 case PIXEL_ENCODING_RGB: 2390 default: 2391 pixel_encoding = 0; 2392 } 2393 2394 /* Y0_Y1_Y2 : The pixel encoding */ 2395 /* H14b AVI InfoFrame has extension on Y-field from 2 bits to 3 bits */ 2396 hdmi_info.bits.Y0_Y1_Y2 = pixel_encoding; 2397 2398 /* A0 = 1 Active Format Information valid */ 2399 hdmi_info.bits.A0 = ACTIVE_FORMAT_VALID; 2400 2401 /* B0, B1 = 3; Bar info data is valid */ 2402 hdmi_info.bits.B0_B1 = BAR_INFO_BOTH_VALID; 2403 2404 hdmi_info.bits.SC0_SC1 = PICTURE_SCALING_UNIFORM; 2405 2406 /* S0, S1 : Underscan / Overscan */ 2407 /* TODO: un-hardcode scan type */ 2408 scan_type = SCANNING_TYPE_UNDERSCAN; 2409 hdmi_info.bits.S0_S1 = scan_type; 2410 2411 /* C0, C1 : Colorimetry */ 2412 if (color_space == COLOR_SPACE_YCBCR709 || 2413 color_space == COLOR_SPACE_YCBCR709_LIMITED) 2414 hdmi_info.bits.C0_C1 = COLORIMETRY_ITU709; 2415 else if (color_space == COLOR_SPACE_YCBCR601 || 2416 color_space == COLOR_SPACE_YCBCR601_LIMITED) 2417 hdmi_info.bits.C0_C1 = COLORIMETRY_ITU601; 2418 else { 2419 hdmi_info.bits.C0_C1 = COLORIMETRY_NO_DATA; 2420 } 2421 if (color_space == COLOR_SPACE_2020_RGB_FULLRANGE || 2422 color_space == COLOR_SPACE_2020_RGB_LIMITEDRANGE || 2423 color_space == COLOR_SPACE_2020_YCBCR) { 2424 hdmi_info.bits.EC0_EC2 = COLORIMETRYEX_BT2020RGBYCBCR; 2425 hdmi_info.bits.C0_C1 = COLORIMETRY_EXTENDED; 2426 } else if (color_space == COLOR_SPACE_ADOBERGB) { 2427 hdmi_info.bits.EC0_EC2 = COLORIMETRYEX_ADOBERGB; 2428 hdmi_info.bits.C0_C1 = COLORIMETRY_EXTENDED; 2429 } 2430 2431 /* TODO: un-hardcode aspect ratio */ 2432 aspect = stream->timing.aspect_ratio; 2433 2434 switch (aspect) { 2435 case ASPECT_RATIO_4_3: 2436 case ASPECT_RATIO_16_9: 2437 hdmi_info.bits.M0_M1 = aspect; 2438 break; 2439 2440 case ASPECT_RATIO_NO_DATA: 2441 case ASPECT_RATIO_64_27: 2442 case ASPECT_RATIO_256_135: 2443 default: 2444 hdmi_info.bits.M0_M1 = 0; 2445 } 2446 2447 /* Active Format Aspect ratio - same as Picture Aspect Ratio. */ 2448 hdmi_info.bits.R0_R3 = ACTIVE_FORMAT_ASPECT_RATIO_SAME_AS_PICTURE; 2449 2450 /* TODO: un-hardcode cn0_cn1 and itc */ 2451 2452 cn0_cn1 = 0; 2453 cn0_cn1_value = 0; 2454 2455 itc = true; 2456 itc_value = 1; 2457 2458 support = stream->content_support; 2459 2460 if (itc) { 2461 if (!support.bits.valid_content_type) { 2462 cn0_cn1_value = 0; 2463 } else { 2464 if (cn0_cn1 == DISPLAY_CONTENT_TYPE_GRAPHICS) { 2465 if (support.bits.graphics_content == 1) { 2466 cn0_cn1_value = 0; 2467 } 2468 } else if (cn0_cn1 == DISPLAY_CONTENT_TYPE_PHOTO) { 2469 if (support.bits.photo_content == 1) { 2470 cn0_cn1_value = 1; 2471 } else { 2472 cn0_cn1_value = 0; 2473 itc_value = 0; 2474 } 2475 } else if (cn0_cn1 == DISPLAY_CONTENT_TYPE_CINEMA) { 2476 if (support.bits.cinema_content == 1) { 2477 cn0_cn1_value = 2; 2478 } else { 2479 cn0_cn1_value = 0; 2480 itc_value = 0; 2481 } 2482 } else if (cn0_cn1 == DISPLAY_CONTENT_TYPE_GAME) { 2483 if (support.bits.game_content == 1) { 2484 cn0_cn1_value = 3; 2485 } else { 2486 cn0_cn1_value = 0; 2487 itc_value = 0; 2488 } 2489 } 2490 } 2491 hdmi_info.bits.CN0_CN1 = cn0_cn1_value; 2492 hdmi_info.bits.ITC = itc_value; 2493 } 2494 2495 if (stream->qs_bit == 1) { 2496 if (color_space == COLOR_SPACE_SRGB || 2497 color_space == COLOR_SPACE_2020_RGB_FULLRANGE) 2498 hdmi_info.bits.Q0_Q1 = RGB_QUANTIZATION_FULL_RANGE; 2499 else if (color_space == COLOR_SPACE_SRGB_LIMITED || 2500 color_space == COLOR_SPACE_2020_RGB_LIMITEDRANGE) 2501 hdmi_info.bits.Q0_Q1 = RGB_QUANTIZATION_LIMITED_RANGE; 2502 else 2503 hdmi_info.bits.Q0_Q1 = RGB_QUANTIZATION_DEFAULT_RANGE; 2504 } else 2505 hdmi_info.bits.Q0_Q1 = RGB_QUANTIZATION_DEFAULT_RANGE; 2506 2507 /* TODO : We should handle YCC quantization */ 2508 /* but we do not have matrix calculation */ 2509 if (stream->qy_bit == 1) { 2510 if (color_space == COLOR_SPACE_SRGB || 2511 color_space == COLOR_SPACE_2020_RGB_FULLRANGE) 2512 hdmi_info.bits.YQ0_YQ1 = YYC_QUANTIZATION_LIMITED_RANGE; 2513 else if (color_space == COLOR_SPACE_SRGB_LIMITED || 2514 color_space == COLOR_SPACE_2020_RGB_LIMITEDRANGE) 2515 hdmi_info.bits.YQ0_YQ1 = YYC_QUANTIZATION_LIMITED_RANGE; 2516 else 2517 hdmi_info.bits.YQ0_YQ1 = YYC_QUANTIZATION_LIMITED_RANGE; 2518 } else 2519 hdmi_info.bits.YQ0_YQ1 = YYC_QUANTIZATION_LIMITED_RANGE; 2520 2521 ///VIC 2522 format = stream->timing.timing_3d_format; 2523 /*todo, add 3DStereo support*/ 2524 if (format != TIMING_3D_FORMAT_NONE) { 2525 // Based on HDMI specs hdmi vic needs to be converted to cea vic when 3D is enabled 2526 switch (pipe_ctx->stream->timing.hdmi_vic) { 2527 case 1: 2528 vic = 95; 2529 break; 2530 case 2: 2531 vic = 94; 2532 break; 2533 case 3: 2534 vic = 93; 2535 break; 2536 case 4: 2537 vic = 98; 2538 break; 2539 default: 2540 break; 2541 } 2542 } 2543 /* If VIC >= 128, the Source shall use AVI InfoFrame Version 3*/ 2544 hdmi_info.bits.VIC0_VIC7 = vic; 2545 if (vic >= 128) 2546 hdmi_info.bits.header.version = 3; 2547 /* If (C1, C0)=(1, 1) and (EC2, EC1, EC0)=(1, 1, 1), 2548 * the Source shall use 20 AVI InfoFrame Version 4 2549 */ 2550 if (hdmi_info.bits.C0_C1 == COLORIMETRY_EXTENDED && 2551 hdmi_info.bits.EC0_EC2 == COLORIMETRYEX_RESERVED) { 2552 hdmi_info.bits.header.version = 4; 2553 hdmi_info.bits.header.length = 14; 2554 } 2555 2556 /* pixel repetition 2557 * PR0 - PR3 start from 0 whereas pHwPathMode->mode.timing.flags.pixel 2558 * repetition start from 1 */ 2559 hdmi_info.bits.PR0_PR3 = 0; 2560 2561 /* Bar Info 2562 * barTop: Line Number of End of Top Bar. 2563 * barBottom: Line Number of Start of Bottom Bar. 2564 * barLeft: Pixel Number of End of Left Bar. 2565 * barRight: Pixel Number of Start of Right Bar. */ 2566 hdmi_info.bits.bar_top = stream->timing.v_border_top; 2567 hdmi_info.bits.bar_bottom = (stream->timing.v_total 2568 - stream->timing.v_border_bottom + 1); 2569 hdmi_info.bits.bar_left = stream->timing.h_border_left; 2570 hdmi_info.bits.bar_right = (stream->timing.h_total 2571 - stream->timing.h_border_right + 1); 2572 2573 /* Additional Colorimetry Extension 2574 * Used in conduction with C0-C1 and EC0-EC2 2575 * 0 = DCI-P3 RGB (D65) 2576 * 1 = DCI-P3 RGB (theater) 2577 */ 2578 hdmi_info.bits.ACE0_ACE3 = 0; 2579 2580 /* check_sum - Calculate AFMT_AVI_INFO0 ~ AFMT_AVI_INFO3 */ 2581 check_sum = &hdmi_info.packet_raw_data.sb[0]; 2582 2583 *check_sum = HDMI_INFOFRAME_TYPE_AVI + hdmi_info.bits.header.length + hdmi_info.bits.header.version; 2584 2585 for (byte_index = 1; byte_index <= hdmi_info.bits.header.length; byte_index++) 2586 *check_sum += hdmi_info.packet_raw_data.sb[byte_index]; 2587 2588 /* one byte complement */ 2589 *check_sum = (uint8_t) (0x100 - *check_sum); 2590 2591 /* Store in hw_path_mode */ 2592 info_packet->hb0 = hdmi_info.packet_raw_data.hb0; 2593 info_packet->hb1 = hdmi_info.packet_raw_data.hb1; 2594 info_packet->hb2 = hdmi_info.packet_raw_data.hb2; 2595 2596 for (byte_index = 0; byte_index < sizeof(hdmi_info.packet_raw_data.sb); byte_index++) 2597 info_packet->sb[byte_index] = hdmi_info.packet_raw_data.sb[byte_index]; 2598 2599 info_packet->valid = true; 2600 } 2601 2602 static void set_vendor_info_packet( 2603 struct dc_info_packet *info_packet, 2604 struct dc_stream_state *stream) 2605 { 2606 /* SPD info packet for FreeSync */ 2607 2608 /* Check if Freesync is supported. Return if false. If true, 2609 * set the corresponding bit in the info packet 2610 */ 2611 if (!stream->vsp_infopacket.valid) 2612 return; 2613 2614 *info_packet = stream->vsp_infopacket; 2615 } 2616 2617 static void set_spd_info_packet( 2618 struct dc_info_packet *info_packet, 2619 struct dc_stream_state *stream) 2620 { 2621 /* SPD info packet for FreeSync */ 2622 2623 /* Check if Freesync is supported. Return if false. If true, 2624 * set the corresponding bit in the info packet 2625 */ 2626 if (!stream->vrr_infopacket.valid) 2627 return; 2628 2629 *info_packet = stream->vrr_infopacket; 2630 } 2631 2632 static void set_hdr_static_info_packet( 2633 struct dc_info_packet *info_packet, 2634 struct dc_stream_state *stream) 2635 { 2636 /* HDR Static Metadata info packet for HDR10 */ 2637 2638 if (!stream->hdr_static_metadata.valid || 2639 stream->use_dynamic_meta) 2640 return; 2641 2642 *info_packet = stream->hdr_static_metadata; 2643 } 2644 2645 static void set_vsc_info_packet( 2646 struct dc_info_packet *info_packet, 2647 struct dc_stream_state *stream) 2648 { 2649 if (!stream->vsc_infopacket.valid) 2650 return; 2651 2652 *info_packet = stream->vsc_infopacket; 2653 } 2654 2655 void dc_resource_state_destruct(struct dc_state *context) 2656 { 2657 int i, j; 2658 2659 for (i = 0; i < context->stream_count; i++) { 2660 for (j = 0; j < context->stream_status[i].plane_count; j++) 2661 dc_plane_state_release( 2662 context->stream_status[i].plane_states[j]); 2663 2664 context->stream_status[i].plane_count = 0; 2665 dc_stream_release(context->streams[i]); 2666 context->streams[i] = NULL; 2667 } 2668 context->stream_count = 0; 2669 } 2670 2671 void dc_resource_state_copy_construct( 2672 const struct dc_state *src_ctx, 2673 struct dc_state *dst_ctx) 2674 { 2675 int i, j; 2676 struct kref refcount = dst_ctx->refcount; 2677 2678 *dst_ctx = *src_ctx; 2679 2680 for (i = 0; i < MAX_PIPES; i++) { 2681 struct pipe_ctx *cur_pipe = &dst_ctx->res_ctx.pipe_ctx[i]; 2682 2683 if (cur_pipe->top_pipe) 2684 cur_pipe->top_pipe = &dst_ctx->res_ctx.pipe_ctx[cur_pipe->top_pipe->pipe_idx]; 2685 2686 if (cur_pipe->bottom_pipe) 2687 cur_pipe->bottom_pipe = &dst_ctx->res_ctx.pipe_ctx[cur_pipe->bottom_pipe->pipe_idx]; 2688 2689 if (cur_pipe->next_odm_pipe) 2690 cur_pipe->next_odm_pipe = &dst_ctx->res_ctx.pipe_ctx[cur_pipe->next_odm_pipe->pipe_idx]; 2691 2692 if (cur_pipe->prev_odm_pipe) 2693 cur_pipe->prev_odm_pipe = &dst_ctx->res_ctx.pipe_ctx[cur_pipe->prev_odm_pipe->pipe_idx]; 2694 } 2695 2696 for (i = 0; i < dst_ctx->stream_count; i++) { 2697 dc_stream_retain(dst_ctx->streams[i]); 2698 for (j = 0; j < dst_ctx->stream_status[i].plane_count; j++) 2699 dc_plane_state_retain( 2700 dst_ctx->stream_status[i].plane_states[j]); 2701 } 2702 2703 /* context refcount should not be overridden */ 2704 dst_ctx->refcount = refcount; 2705 2706 } 2707 2708 struct clock_source *dc_resource_find_first_free_pll( 2709 struct resource_context *res_ctx, 2710 const struct resource_pool *pool) 2711 { 2712 int i; 2713 2714 for (i = 0; i < pool->clk_src_count; ++i) { 2715 if (res_ctx->clock_source_ref_count[i] == 0) 2716 return pool->clock_sources[i]; 2717 } 2718 2719 return NULL; 2720 } 2721 2722 void resource_build_info_frame(struct pipe_ctx *pipe_ctx) 2723 { 2724 enum signal_type signal = SIGNAL_TYPE_NONE; 2725 struct encoder_info_frame *info = &pipe_ctx->stream_res.encoder_info_frame; 2726 2727 /* default all packets to invalid */ 2728 info->avi.valid = false; 2729 info->gamut.valid = false; 2730 info->vendor.valid = false; 2731 info->spd.valid = false; 2732 info->hdrsmd.valid = false; 2733 info->vsc.valid = false; 2734 2735 signal = pipe_ctx->stream->signal; 2736 2737 /* HDMi and DP have different info packets*/ 2738 if (dc_is_hdmi_signal(signal)) { 2739 set_avi_info_frame(&info->avi, pipe_ctx); 2740 2741 set_vendor_info_packet(&info->vendor, pipe_ctx->stream); 2742 2743 set_spd_info_packet(&info->spd, pipe_ctx->stream); 2744 2745 set_hdr_static_info_packet(&info->hdrsmd, pipe_ctx->stream); 2746 2747 } else if (dc_is_dp_signal(signal)) { 2748 set_vsc_info_packet(&info->vsc, pipe_ctx->stream); 2749 2750 set_spd_info_packet(&info->spd, pipe_ctx->stream); 2751 2752 set_hdr_static_info_packet(&info->hdrsmd, pipe_ctx->stream); 2753 } 2754 2755 patch_gamut_packet_checksum(&info->gamut); 2756 } 2757 2758 enum dc_status resource_map_clock_resources( 2759 const struct dc *dc, 2760 struct dc_state *context, 2761 struct dc_stream_state *stream) 2762 { 2763 /* acquire new resources */ 2764 const struct resource_pool *pool = dc->res_pool; 2765 struct pipe_ctx *pipe_ctx = resource_get_head_pipe_for_stream( 2766 &context->res_ctx, stream); 2767 2768 if (!pipe_ctx) 2769 return DC_ERROR_UNEXPECTED; 2770 2771 if (dc_is_dp_signal(pipe_ctx->stream->signal) 2772 || pipe_ctx->stream->signal == SIGNAL_TYPE_VIRTUAL) 2773 pipe_ctx->clock_source = pool->dp_clock_source; 2774 else { 2775 pipe_ctx->clock_source = NULL; 2776 2777 if (!dc->config.disable_disp_pll_sharing) 2778 pipe_ctx->clock_source = resource_find_used_clk_src_for_sharing( 2779 &context->res_ctx, 2780 pipe_ctx); 2781 2782 if (pipe_ctx->clock_source == NULL) 2783 pipe_ctx->clock_source = 2784 dc_resource_find_first_free_pll( 2785 &context->res_ctx, 2786 pool); 2787 } 2788 2789 if (pipe_ctx->clock_source == NULL) 2790 return DC_NO_CLOCK_SOURCE_RESOURCE; 2791 2792 resource_reference_clock_source( 2793 &context->res_ctx, pool, 2794 pipe_ctx->clock_source); 2795 2796 return DC_OK; 2797 } 2798 2799 /* 2800 * Note: We need to disable output if clock sources change, 2801 * since bios does optimization and doesn't apply if changing 2802 * PHY when not already disabled. 2803 */ 2804 bool pipe_need_reprogram( 2805 struct pipe_ctx *pipe_ctx_old, 2806 struct pipe_ctx *pipe_ctx) 2807 { 2808 if (!pipe_ctx_old->stream) 2809 return false; 2810 2811 if (pipe_ctx_old->stream->sink != pipe_ctx->stream->sink) 2812 return true; 2813 2814 if (pipe_ctx_old->stream->signal != pipe_ctx->stream->signal) 2815 return true; 2816 2817 if (pipe_ctx_old->stream_res.audio != pipe_ctx->stream_res.audio) 2818 return true; 2819 2820 if (pipe_ctx_old->clock_source != pipe_ctx->clock_source 2821 && pipe_ctx_old->stream != pipe_ctx->stream) 2822 return true; 2823 2824 if (pipe_ctx_old->stream_res.stream_enc != pipe_ctx->stream_res.stream_enc) 2825 return true; 2826 2827 if (is_timing_changed(pipe_ctx_old->stream, pipe_ctx->stream)) 2828 return true; 2829 2830 if (pipe_ctx_old->stream->dpms_off != pipe_ctx->stream->dpms_off) 2831 return true; 2832 2833 if (false == pipe_ctx_old->stream->link->link_state_valid && 2834 false == pipe_ctx_old->stream->dpms_off) 2835 return true; 2836 2837 if (pipe_ctx_old->stream_res.dsc != pipe_ctx->stream_res.dsc) 2838 return true; 2839 2840 #if defined(CONFIG_DRM_AMD_DC_DCN) 2841 if (pipe_ctx_old->stream_res.hpo_dp_stream_enc != pipe_ctx->stream_res.hpo_dp_stream_enc) 2842 return true; 2843 #endif 2844 2845 /* DIG link encoder resource assignment for stream changed. */ 2846 if (pipe_ctx_old->stream->ctx->dc->res_pool->funcs->link_encs_assign) { 2847 bool need_reprogram = false; 2848 struct dc *dc = pipe_ctx_old->stream->ctx->dc; 2849 enum link_enc_cfg_mode mode = dc->current_state->res_ctx.link_enc_cfg_ctx.mode; 2850 2851 dc->current_state->res_ctx.link_enc_cfg_ctx.mode = LINK_ENC_CFG_STEADY; 2852 if (link_enc_cfg_get_link_enc_used_by_stream(dc, pipe_ctx_old->stream) != pipe_ctx->stream->link_enc) 2853 need_reprogram = true; 2854 dc->current_state->res_ctx.link_enc_cfg_ctx.mode = mode; 2855 2856 return need_reprogram; 2857 } 2858 2859 return false; 2860 } 2861 2862 void resource_build_bit_depth_reduction_params(struct dc_stream_state *stream, 2863 struct bit_depth_reduction_params *fmt_bit_depth) 2864 { 2865 enum dc_dither_option option = stream->dither_option; 2866 enum dc_pixel_encoding pixel_encoding = 2867 stream->timing.pixel_encoding; 2868 2869 memset(fmt_bit_depth, 0, sizeof(*fmt_bit_depth)); 2870 2871 if (option == DITHER_OPTION_DEFAULT) { 2872 switch (stream->timing.display_color_depth) { 2873 case COLOR_DEPTH_666: 2874 option = DITHER_OPTION_SPATIAL6; 2875 break; 2876 case COLOR_DEPTH_888: 2877 option = DITHER_OPTION_SPATIAL8; 2878 break; 2879 case COLOR_DEPTH_101010: 2880 option = DITHER_OPTION_SPATIAL10; 2881 break; 2882 default: 2883 option = DITHER_OPTION_DISABLE; 2884 } 2885 } 2886 2887 if (option == DITHER_OPTION_DISABLE) 2888 return; 2889 2890 if (option == DITHER_OPTION_TRUN6) { 2891 fmt_bit_depth->flags.TRUNCATE_ENABLED = 1; 2892 fmt_bit_depth->flags.TRUNCATE_DEPTH = 0; 2893 } else if (option == DITHER_OPTION_TRUN8 || 2894 option == DITHER_OPTION_TRUN8_SPATIAL6 || 2895 option == DITHER_OPTION_TRUN8_FM6) { 2896 fmt_bit_depth->flags.TRUNCATE_ENABLED = 1; 2897 fmt_bit_depth->flags.TRUNCATE_DEPTH = 1; 2898 } else if (option == DITHER_OPTION_TRUN10 || 2899 option == DITHER_OPTION_TRUN10_SPATIAL6 || 2900 option == DITHER_OPTION_TRUN10_SPATIAL8 || 2901 option == DITHER_OPTION_TRUN10_FM8 || 2902 option == DITHER_OPTION_TRUN10_FM6 || 2903 option == DITHER_OPTION_TRUN10_SPATIAL8_FM6) { 2904 fmt_bit_depth->flags.TRUNCATE_ENABLED = 1; 2905 fmt_bit_depth->flags.TRUNCATE_DEPTH = 2; 2906 } 2907 2908 /* special case - Formatter can only reduce by 4 bits at most. 2909 * When reducing from 12 to 6 bits, 2910 * HW recommends we use trunc with round mode 2911 * (if we did nothing, trunc to 10 bits would be used) 2912 * note that any 12->10 bit reduction is ignored prior to DCE8, 2913 * as the input was 10 bits. 2914 */ 2915 if (option == DITHER_OPTION_SPATIAL6_FRAME_RANDOM || 2916 option == DITHER_OPTION_SPATIAL6 || 2917 option == DITHER_OPTION_FM6) { 2918 fmt_bit_depth->flags.TRUNCATE_ENABLED = 1; 2919 fmt_bit_depth->flags.TRUNCATE_DEPTH = 2; 2920 fmt_bit_depth->flags.TRUNCATE_MODE = 1; 2921 } 2922 2923 /* spatial dither 2924 * note that spatial modes 1-3 are never used 2925 */ 2926 if (option == DITHER_OPTION_SPATIAL6_FRAME_RANDOM || 2927 option == DITHER_OPTION_SPATIAL6 || 2928 option == DITHER_OPTION_TRUN10_SPATIAL6 || 2929 option == DITHER_OPTION_TRUN8_SPATIAL6) { 2930 fmt_bit_depth->flags.SPATIAL_DITHER_ENABLED = 1; 2931 fmt_bit_depth->flags.SPATIAL_DITHER_DEPTH = 0; 2932 fmt_bit_depth->flags.HIGHPASS_RANDOM = 1; 2933 fmt_bit_depth->flags.RGB_RANDOM = 2934 (pixel_encoding == PIXEL_ENCODING_RGB) ? 1 : 0; 2935 } else if (option == DITHER_OPTION_SPATIAL8_FRAME_RANDOM || 2936 option == DITHER_OPTION_SPATIAL8 || 2937 option == DITHER_OPTION_SPATIAL8_FM6 || 2938 option == DITHER_OPTION_TRUN10_SPATIAL8 || 2939 option == DITHER_OPTION_TRUN10_SPATIAL8_FM6) { 2940 fmt_bit_depth->flags.SPATIAL_DITHER_ENABLED = 1; 2941 fmt_bit_depth->flags.SPATIAL_DITHER_DEPTH = 1; 2942 fmt_bit_depth->flags.HIGHPASS_RANDOM = 1; 2943 fmt_bit_depth->flags.RGB_RANDOM = 2944 (pixel_encoding == PIXEL_ENCODING_RGB) ? 1 : 0; 2945 } else if (option == DITHER_OPTION_SPATIAL10_FRAME_RANDOM || 2946 option == DITHER_OPTION_SPATIAL10 || 2947 option == DITHER_OPTION_SPATIAL10_FM8 || 2948 option == DITHER_OPTION_SPATIAL10_FM6) { 2949 fmt_bit_depth->flags.SPATIAL_DITHER_ENABLED = 1; 2950 fmt_bit_depth->flags.SPATIAL_DITHER_DEPTH = 2; 2951 fmt_bit_depth->flags.HIGHPASS_RANDOM = 1; 2952 fmt_bit_depth->flags.RGB_RANDOM = 2953 (pixel_encoding == PIXEL_ENCODING_RGB) ? 1 : 0; 2954 } 2955 2956 if (option == DITHER_OPTION_SPATIAL6 || 2957 option == DITHER_OPTION_SPATIAL8 || 2958 option == DITHER_OPTION_SPATIAL10) { 2959 fmt_bit_depth->flags.FRAME_RANDOM = 0; 2960 } else { 2961 fmt_bit_depth->flags.FRAME_RANDOM = 1; 2962 } 2963 2964 ////////////////////// 2965 //// temporal dither 2966 ////////////////////// 2967 if (option == DITHER_OPTION_FM6 || 2968 option == DITHER_OPTION_SPATIAL8_FM6 || 2969 option == DITHER_OPTION_SPATIAL10_FM6 || 2970 option == DITHER_OPTION_TRUN10_FM6 || 2971 option == DITHER_OPTION_TRUN8_FM6 || 2972 option == DITHER_OPTION_TRUN10_SPATIAL8_FM6) { 2973 fmt_bit_depth->flags.FRAME_MODULATION_ENABLED = 1; 2974 fmt_bit_depth->flags.FRAME_MODULATION_DEPTH = 0; 2975 } else if (option == DITHER_OPTION_FM8 || 2976 option == DITHER_OPTION_SPATIAL10_FM8 || 2977 option == DITHER_OPTION_TRUN10_FM8) { 2978 fmt_bit_depth->flags.FRAME_MODULATION_ENABLED = 1; 2979 fmt_bit_depth->flags.FRAME_MODULATION_DEPTH = 1; 2980 } else if (option == DITHER_OPTION_FM10) { 2981 fmt_bit_depth->flags.FRAME_MODULATION_ENABLED = 1; 2982 fmt_bit_depth->flags.FRAME_MODULATION_DEPTH = 2; 2983 } 2984 2985 fmt_bit_depth->pixel_encoding = pixel_encoding; 2986 } 2987 2988 enum dc_status dc_validate_stream(struct dc *dc, struct dc_stream_state *stream) 2989 { 2990 struct dc_link *link = stream->link; 2991 struct timing_generator *tg = dc->res_pool->timing_generators[0]; 2992 enum dc_status res = DC_OK; 2993 2994 calculate_phy_pix_clks(stream); 2995 2996 if (!tg->funcs->validate_timing(tg, &stream->timing)) 2997 res = DC_FAIL_CONTROLLER_VALIDATE; 2998 2999 if (res == DC_OK) { 3000 if (link->ep_type == DISPLAY_ENDPOINT_PHY && 3001 !link->link_enc->funcs->validate_output_with_stream( 3002 link->link_enc, stream)) 3003 res = DC_FAIL_ENC_VALIDATE; 3004 } 3005 3006 /* TODO: validate audio ASIC caps, encoder */ 3007 3008 if (res == DC_OK) 3009 res = dc_link_validate_mode_timing(stream, 3010 link, 3011 &stream->timing); 3012 3013 return res; 3014 } 3015 3016 enum dc_status dc_validate_plane(struct dc *dc, const struct dc_plane_state *plane_state) 3017 { 3018 enum dc_status res = DC_OK; 3019 3020 /* check if surface has invalid dimensions */ 3021 if (plane_state->src_rect.width == 0 || plane_state->src_rect.height == 0 || 3022 plane_state->dst_rect.width == 0 || plane_state->dst_rect.height == 0) 3023 return DC_FAIL_SURFACE_VALIDATE; 3024 3025 /* TODO For now validates pixel format only */ 3026 if (dc->res_pool->funcs->validate_plane) 3027 return dc->res_pool->funcs->validate_plane(plane_state, &dc->caps); 3028 3029 return res; 3030 } 3031 3032 unsigned int resource_pixel_format_to_bpp(enum surface_pixel_format format) 3033 { 3034 switch (format) { 3035 case SURFACE_PIXEL_FORMAT_GRPH_PALETA_256_COLORS: 3036 return 8; 3037 case SURFACE_PIXEL_FORMAT_VIDEO_420_YCbCr: 3038 case SURFACE_PIXEL_FORMAT_VIDEO_420_YCrCb: 3039 return 12; 3040 case SURFACE_PIXEL_FORMAT_GRPH_ARGB1555: 3041 case SURFACE_PIXEL_FORMAT_GRPH_RGB565: 3042 case SURFACE_PIXEL_FORMAT_VIDEO_420_10bpc_YCbCr: 3043 case SURFACE_PIXEL_FORMAT_VIDEO_420_10bpc_YCrCb: 3044 return 16; 3045 case SURFACE_PIXEL_FORMAT_GRPH_ARGB8888: 3046 case SURFACE_PIXEL_FORMAT_GRPH_ABGR8888: 3047 case SURFACE_PIXEL_FORMAT_GRPH_ARGB2101010: 3048 case SURFACE_PIXEL_FORMAT_GRPH_ABGR2101010: 3049 case SURFACE_PIXEL_FORMAT_GRPH_ABGR2101010_XR_BIAS: 3050 #if defined(CONFIG_DRM_AMD_DC_DCN) 3051 case SURFACE_PIXEL_FORMAT_GRPH_RGBE: 3052 case SURFACE_PIXEL_FORMAT_GRPH_RGBE_ALPHA: 3053 #endif 3054 return 32; 3055 case SURFACE_PIXEL_FORMAT_GRPH_ARGB16161616: 3056 case SURFACE_PIXEL_FORMAT_GRPH_ABGR16161616: 3057 case SURFACE_PIXEL_FORMAT_GRPH_ARGB16161616F: 3058 case SURFACE_PIXEL_FORMAT_GRPH_ABGR16161616F: 3059 return 64; 3060 default: 3061 ASSERT_CRITICAL(false); 3062 return -1; 3063 } 3064 } 3065 static unsigned int get_max_audio_sample_rate(struct audio_mode *modes) 3066 { 3067 if (modes) { 3068 if (modes->sample_rates.rate.RATE_192) 3069 return 192000; 3070 if (modes->sample_rates.rate.RATE_176_4) 3071 return 176400; 3072 if (modes->sample_rates.rate.RATE_96) 3073 return 96000; 3074 if (modes->sample_rates.rate.RATE_88_2) 3075 return 88200; 3076 if (modes->sample_rates.rate.RATE_48) 3077 return 48000; 3078 if (modes->sample_rates.rate.RATE_44_1) 3079 return 44100; 3080 if (modes->sample_rates.rate.RATE_32) 3081 return 32000; 3082 } 3083 /*original logic when no audio info*/ 3084 return 441000; 3085 } 3086 3087 void get_audio_check(struct audio_info *aud_modes, 3088 struct audio_check *audio_chk) 3089 { 3090 unsigned int i; 3091 unsigned int max_sample_rate = 0; 3092 3093 if (aud_modes) { 3094 audio_chk->audio_packet_type = 0x2;/*audio sample packet AP = .25 for layout0, 1 for layout1*/ 3095 3096 audio_chk->max_audiosample_rate = 0; 3097 for (i = 0; i < aud_modes->mode_count; i++) { 3098 max_sample_rate = get_max_audio_sample_rate(&aud_modes->modes[i]); 3099 if (audio_chk->max_audiosample_rate < max_sample_rate) 3100 audio_chk->max_audiosample_rate = max_sample_rate; 3101 /*dts takes the same as type 2: AP = 0.25*/ 3102 } 3103 /*check which one take more bandwidth*/ 3104 if (audio_chk->max_audiosample_rate > 192000) 3105 audio_chk->audio_packet_type = 0x9;/*AP =1*/ 3106 audio_chk->acat = 0;/*not support*/ 3107 } 3108 } 3109 3110 #if defined(CONFIG_DRM_AMD_DC_DCN) 3111 struct hpo_dp_link_encoder *resource_get_unused_hpo_dp_link_encoder( 3112 const struct resource_pool *pool) 3113 { 3114 uint8_t i; 3115 struct hpo_dp_link_encoder *enc = NULL; 3116 3117 ASSERT(pool->hpo_dp_link_enc_count <= MAX_HPO_DP2_LINK_ENCODERS); 3118 3119 for (i = 0; i < pool->hpo_dp_link_enc_count; i++) { 3120 if (pool->hpo_dp_link_enc[i]->transmitter == TRANSMITTER_UNKNOWN) { 3121 enc = pool->hpo_dp_link_enc[i]; 3122 break; 3123 } 3124 } 3125 3126 return enc; 3127 } 3128 #endif 3129