1 /* 2 * Copyright 2020 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 27 #include "dm_services.h" 28 #include "dm_helpers.h" 29 #include "core_types.h" 30 #include "resource.h" 31 #include "dcn30_hwseq.h" 32 #include "dccg.h" 33 #include "dce/dce_hwseq.h" 34 #include "dcn30_mpc.h" 35 #include "dcn30_dpp.h" 36 #include "dcn10/dcn10_cm_common.h" 37 #include "dcn30_cm_common.h" 38 #include "reg_helper.h" 39 #include "abm.h" 40 #include "clk_mgr.h" 41 #include "hubp.h" 42 #include "dchubbub.h" 43 #include "timing_generator.h" 44 #include "opp.h" 45 #include "ipp.h" 46 #include "mpc.h" 47 #include "mcif_wb.h" 48 #include "dc_dmub_srv.h" 49 #include "link_hwss.h" 50 #include "dpcd_defs.h" 51 #include "inc/dc_link_dp.h" 52 #include "inc/link_dpcd.h" 53 54 55 56 57 #define DC_LOGGER_INIT(logger) 58 59 #define CTX \ 60 hws->ctx 61 #define REG(reg)\ 62 hws->regs->reg 63 #define DC_LOGGER \ 64 dc->ctx->logger 65 66 67 #undef FN 68 #define FN(reg_name, field_name) \ 69 hws->shifts->field_name, hws->masks->field_name 70 71 bool dcn30_set_blend_lut( 72 struct pipe_ctx *pipe_ctx, const struct dc_plane_state *plane_state) 73 { 74 struct dpp *dpp_base = pipe_ctx->plane_res.dpp; 75 bool result = true; 76 struct pwl_params *blend_lut = NULL; 77 78 if (plane_state->blend_tf) { 79 if (plane_state->blend_tf->type == TF_TYPE_HWPWL) 80 blend_lut = &plane_state->blend_tf->pwl; 81 else if (plane_state->blend_tf->type == TF_TYPE_DISTRIBUTED_POINTS) { 82 cm3_helper_translate_curve_to_hw_format( 83 plane_state->blend_tf, &dpp_base->regamma_params, false); 84 blend_lut = &dpp_base->regamma_params; 85 } 86 } 87 result = dpp_base->funcs->dpp_program_blnd_lut(dpp_base, blend_lut); 88 89 return result; 90 } 91 92 static bool dcn30_set_mpc_shaper_3dlut( 93 struct pipe_ctx *pipe_ctx, const struct dc_stream_state *stream) 94 { 95 struct dpp *dpp_base = pipe_ctx->plane_res.dpp; 96 int mpcc_id = pipe_ctx->plane_res.hubp->inst; 97 struct mpc *mpc = pipe_ctx->stream_res.opp->ctx->dc->res_pool->mpc; 98 bool result = false; 99 int acquired_rmu = 0; 100 int mpcc_id_projected = 0; 101 102 const struct pwl_params *shaper_lut = NULL; 103 //get the shaper lut params 104 if (stream->func_shaper) { 105 if (stream->func_shaper->type == TF_TYPE_HWPWL) 106 shaper_lut = &stream->func_shaper->pwl; 107 else if (stream->func_shaper->type == TF_TYPE_DISTRIBUTED_POINTS) { 108 cm_helper_translate_curve_to_hw_format( 109 stream->func_shaper, 110 &dpp_base->shaper_params, true); 111 shaper_lut = &dpp_base->shaper_params; 112 } 113 } 114 115 if (stream->lut3d_func && 116 stream->lut3d_func->state.bits.initialized == 1 && 117 stream->lut3d_func->state.bits.rmu_idx_valid == 1) { 118 if (stream->lut3d_func->state.bits.rmu_mux_num == 0) 119 mpcc_id_projected = stream->lut3d_func->state.bits.mpc_rmu0_mux; 120 else if (stream->lut3d_func->state.bits.rmu_mux_num == 1) 121 mpcc_id_projected = stream->lut3d_func->state.bits.mpc_rmu1_mux; 122 else if (stream->lut3d_func->state.bits.rmu_mux_num == 2) 123 mpcc_id_projected = stream->lut3d_func->state.bits.mpc_rmu2_mux; 124 if (mpcc_id_projected != mpcc_id) 125 BREAK_TO_DEBUGGER(); 126 /*find the reason why logical layer assigned a differant mpcc_id into acquire_post_bldn_3dlut*/ 127 acquired_rmu = mpc->funcs->acquire_rmu(mpc, mpcc_id, 128 stream->lut3d_func->state.bits.rmu_mux_num); 129 if (acquired_rmu != stream->lut3d_func->state.bits.rmu_mux_num) 130 BREAK_TO_DEBUGGER(); 131 result = mpc->funcs->program_3dlut(mpc, 132 &stream->lut3d_func->lut_3d, 133 stream->lut3d_func->state.bits.rmu_mux_num); 134 result = mpc->funcs->program_shaper(mpc, shaper_lut, 135 stream->lut3d_func->state.bits.rmu_mux_num); 136 } else 137 /*loop through the available mux and release the requested mpcc_id*/ 138 mpc->funcs->release_rmu(mpc, mpcc_id); 139 140 141 return result; 142 } 143 144 bool dcn30_set_input_transfer_func(struct dc *dc, 145 struct pipe_ctx *pipe_ctx, 146 const struct dc_plane_state *plane_state) 147 { 148 struct dce_hwseq *hws = dc->hwseq; 149 struct dpp *dpp_base = pipe_ctx->plane_res.dpp; 150 enum dc_transfer_func_predefined tf; 151 bool result = true; 152 struct pwl_params *params = NULL; 153 154 if (dpp_base == NULL || plane_state == NULL) 155 return false; 156 157 tf = TRANSFER_FUNCTION_UNITY; 158 159 if (plane_state->in_transfer_func && 160 plane_state->in_transfer_func->type == TF_TYPE_PREDEFINED) 161 tf = plane_state->in_transfer_func->tf; 162 163 dpp_base->funcs->dpp_set_pre_degam(dpp_base, tf); 164 165 if (plane_state->in_transfer_func) { 166 if (plane_state->in_transfer_func->type == TF_TYPE_HWPWL) 167 params = &plane_state->in_transfer_func->pwl; 168 else if (plane_state->in_transfer_func->type == TF_TYPE_DISTRIBUTED_POINTS && 169 cm3_helper_translate_curve_to_hw_format(plane_state->in_transfer_func, 170 &dpp_base->degamma_params, false)) 171 params = &dpp_base->degamma_params; 172 } 173 174 result = dpp_base->funcs->dpp_program_gamcor_lut(dpp_base, params); 175 176 if (pipe_ctx->stream_res.opp && pipe_ctx->stream_res.opp->ctx) { 177 if (dpp_base->funcs->dpp_program_blnd_lut) 178 hws->funcs.set_blend_lut(pipe_ctx, plane_state); 179 if (dpp_base->funcs->dpp_program_shaper_lut && 180 dpp_base->funcs->dpp_program_3dlut) 181 hws->funcs.set_shaper_3dlut(pipe_ctx, plane_state); 182 } 183 184 return result; 185 } 186 187 bool dcn30_set_output_transfer_func(struct dc *dc, 188 struct pipe_ctx *pipe_ctx, 189 const struct dc_stream_state *stream) 190 { 191 int mpcc_id = pipe_ctx->plane_res.hubp->inst; 192 struct mpc *mpc = pipe_ctx->stream_res.opp->ctx->dc->res_pool->mpc; 193 struct pwl_params *params = NULL; 194 bool ret = false; 195 196 /* program OGAM or 3DLUT only for the top pipe*/ 197 if (pipe_ctx->top_pipe == NULL) { 198 /*program rmu shaper and 3dlut in MPC*/ 199 ret = dcn30_set_mpc_shaper_3dlut(pipe_ctx, stream); 200 if (ret == false && mpc->funcs->set_output_gamma && stream->out_transfer_func) { 201 if (stream->out_transfer_func->type == TF_TYPE_HWPWL) 202 params = &stream->out_transfer_func->pwl; 203 else if (pipe_ctx->stream->out_transfer_func->type == 204 TF_TYPE_DISTRIBUTED_POINTS && 205 cm3_helper_translate_curve_to_hw_format( 206 stream->out_transfer_func, 207 &mpc->blender_params, false)) 208 params = &mpc->blender_params; 209 /* there are no ROM LUTs in OUTGAM */ 210 if (stream->out_transfer_func->type == TF_TYPE_PREDEFINED) 211 BREAK_TO_DEBUGGER(); 212 } 213 } 214 215 mpc->funcs->set_output_gamma(mpc, mpcc_id, params); 216 return ret; 217 } 218 219 static void dcn30_set_writeback( 220 struct dc *dc, 221 struct dc_writeback_info *wb_info, 222 struct dc_state *context) 223 { 224 struct mcif_wb *mcif_wb; 225 struct mcif_buf_params *mcif_buf_params; 226 227 ASSERT(wb_info->dwb_pipe_inst < MAX_DWB_PIPES); 228 ASSERT(wb_info->wb_enabled); 229 ASSERT(wb_info->mpcc_inst >= 0); 230 ASSERT(wb_info->mpcc_inst < dc->res_pool->mpcc_count); 231 mcif_wb = dc->res_pool->mcif_wb[wb_info->dwb_pipe_inst]; 232 mcif_buf_params = &wb_info->mcif_buf_params; 233 234 /* set DWB MPC mux */ 235 dc->res_pool->mpc->funcs->set_dwb_mux(dc->res_pool->mpc, 236 wb_info->dwb_pipe_inst, wb_info->mpcc_inst); 237 /* set MCIF_WB buffer and arbitration configuration */ 238 mcif_wb->funcs->config_mcif_buf(mcif_wb, mcif_buf_params, wb_info->dwb_params.dest_height); 239 mcif_wb->funcs->config_mcif_arb(mcif_wb, &context->bw_ctx.bw.dcn.bw_writeback.mcif_wb_arb[wb_info->dwb_pipe_inst]); 240 } 241 242 void dcn30_update_writeback( 243 struct dc *dc, 244 struct dc_writeback_info *wb_info, 245 struct dc_state *context) 246 { 247 struct dwbc *dwb; 248 dwb = dc->res_pool->dwbc[wb_info->dwb_pipe_inst]; 249 DC_LOG_DWB("%s dwb_pipe_inst = %d, mpcc_inst = %d",\ 250 __func__, wb_info->dwb_pipe_inst,\ 251 wb_info->mpcc_inst); 252 253 dcn30_set_writeback(dc, wb_info, context); 254 255 /* update DWB */ 256 dwb->funcs->update(dwb, &wb_info->dwb_params); 257 } 258 259 bool dcn30_mmhubbub_warmup( 260 struct dc *dc, 261 unsigned int num_dwb, 262 struct dc_writeback_info *wb_info) 263 { 264 struct dwbc *dwb; 265 struct mcif_wb *mcif_wb; 266 struct mcif_warmup_params warmup_params = {0}; 267 unsigned int i, i_buf; 268 /*make sure there is no active DWB eanbled */ 269 for (i = 0; i < num_dwb; i++) { 270 dwb = dc->res_pool->dwbc[wb_info[i].dwb_pipe_inst]; 271 if (dwb->dwb_is_efc_transition || dwb->dwb_is_drc) { 272 /*can not do warmup while any dwb enabled*/ 273 return false; 274 } 275 } 276 277 if (wb_info->mcif_warmup_params.p_vmid == 0) 278 return false; 279 280 /*check whether this is new interface: warmup big buffer once*/ 281 if (wb_info->mcif_warmup_params.start_address.quad_part != 0 && 282 wb_info->mcif_warmup_params.region_size != 0) { 283 /*mmhubbub is shared, so it does not matter which MCIF*/ 284 mcif_wb = dc->res_pool->mcif_wb[0]; 285 /*warmup a big chunk of VM buffer at once*/ 286 warmup_params.start_address.quad_part = wb_info->mcif_warmup_params.start_address.quad_part; 287 warmup_params.address_increment = wb_info->mcif_warmup_params.region_size; 288 warmup_params.region_size = wb_info->mcif_warmup_params.region_size; 289 warmup_params.p_vmid = wb_info->mcif_warmup_params.p_vmid; 290 291 if (warmup_params.address_increment == 0) 292 warmup_params.address_increment = dc->dml.soc.vmm_page_size_bytes; 293 294 mcif_wb->funcs->warmup_mcif(mcif_wb, &warmup_params); 295 return true; 296 } 297 /*following is the original: warmup each DWB's mcif buffer*/ 298 for (i = 0; i < num_dwb; i++) { 299 dwb = dc->res_pool->dwbc[wb_info[i].dwb_pipe_inst]; 300 mcif_wb = dc->res_pool->mcif_wb[wb_info[i].dwb_pipe_inst]; 301 /*warmup is for VM mode only*/ 302 if (wb_info[i].mcif_buf_params.p_vmid == 0) 303 return false; 304 305 /* Warmup MCIF_WB */ 306 for (i_buf = 0; i_buf < MCIF_BUF_COUNT; i_buf++) { 307 warmup_params.start_address.quad_part = wb_info[i].mcif_buf_params.luma_address[i_buf]; 308 warmup_params.address_increment = dc->dml.soc.vmm_page_size_bytes; 309 warmup_params.region_size = wb_info[i].mcif_buf_params.luma_pitch * wb_info[i].dwb_params.dest_height; 310 warmup_params.p_vmid = wb_info[i].mcif_buf_params.p_vmid; 311 mcif_wb->funcs->warmup_mcif(mcif_wb, &warmup_params); 312 } 313 } 314 return true; 315 } 316 317 void dcn30_enable_writeback( 318 struct dc *dc, 319 struct dc_writeback_info *wb_info, 320 struct dc_state *context) 321 { 322 struct dwbc *dwb; 323 struct mcif_wb *mcif_wb; 324 struct timing_generator *optc; 325 326 dwb = dc->res_pool->dwbc[wb_info->dwb_pipe_inst]; 327 mcif_wb = dc->res_pool->mcif_wb[wb_info->dwb_pipe_inst]; 328 329 /* set the OPTC source mux */ 330 optc = dc->res_pool->timing_generators[dwb->otg_inst]; 331 DC_LOG_DWB("%s dwb_pipe_inst = %d, mpcc_inst = %d",\ 332 __func__, wb_info->dwb_pipe_inst,\ 333 wb_info->mpcc_inst); 334 if (IS_DIAG_DC(dc->ctx->dce_environment)) { 335 /*till diags switch to warmup interface*/ 336 dcn30_mmhubbub_warmup(dc, 1, wb_info); 337 } 338 /* Update writeback pipe */ 339 dcn30_set_writeback(dc, wb_info, context); 340 341 /* Enable MCIF_WB */ 342 mcif_wb->funcs->enable_mcif(mcif_wb); 343 /* Enable DWB */ 344 dwb->funcs->enable(dwb, &wb_info->dwb_params); 345 } 346 347 void dcn30_prepare_bandwidth(struct dc *dc, 348 struct dc_state *context) 349 { 350 if (dc->clk_mgr->dc_mode_softmax_enabled) 351 if (dc->clk_mgr->clks.dramclk_khz <= dc->clk_mgr->bw_params->dc_mode_softmax_memclk * 1000 && 352 context->bw_ctx.bw.dcn.clk.dramclk_khz > dc->clk_mgr->bw_params->dc_mode_softmax_memclk * 1000) 353 dc->clk_mgr->funcs->set_max_memclk(dc->clk_mgr, dc->clk_mgr->bw_params->clk_table.entries[dc->clk_mgr->bw_params->clk_table.num_entries - 1].memclk_mhz); 354 355 dcn20_prepare_bandwidth(dc, context); 356 } 357 358 void dcn30_disable_writeback( 359 struct dc *dc, 360 unsigned int dwb_pipe_inst) 361 { 362 struct dwbc *dwb; 363 struct mcif_wb *mcif_wb; 364 365 ASSERT(dwb_pipe_inst < MAX_DWB_PIPES); 366 dwb = dc->res_pool->dwbc[dwb_pipe_inst]; 367 mcif_wb = dc->res_pool->mcif_wb[dwb_pipe_inst]; 368 DC_LOG_DWB("%s dwb_pipe_inst = %d",\ 369 __func__, dwb_pipe_inst); 370 371 /* disable DWB */ 372 dwb->funcs->disable(dwb); 373 /* disable MCIF */ 374 mcif_wb->funcs->disable_mcif(mcif_wb); 375 /* disable MPC DWB mux */ 376 dc->res_pool->mpc->funcs->disable_dwb_mux(dc->res_pool->mpc, dwb_pipe_inst); 377 } 378 379 void dcn30_program_all_writeback_pipes_in_tree( 380 struct dc *dc, 381 const struct dc_stream_state *stream, 382 struct dc_state *context) 383 { 384 struct dc_writeback_info wb_info; 385 struct dwbc *dwb; 386 struct dc_stream_status *stream_status = NULL; 387 int i_wb, i_pipe, i_stream; 388 DC_LOG_DWB("%s", __func__); 389 390 ASSERT(stream); 391 for (i_stream = 0; i_stream < context->stream_count; i_stream++) { 392 if (context->streams[i_stream] == stream) { 393 stream_status = &context->stream_status[i_stream]; 394 break; 395 } 396 } 397 ASSERT(stream_status); 398 399 ASSERT(stream->num_wb_info <= dc->res_pool->res_cap->num_dwb); 400 /* For each writeback pipe */ 401 for (i_wb = 0; i_wb < stream->num_wb_info; i_wb++) { 402 403 /* copy writeback info to local non-const so mpcc_inst can be set */ 404 wb_info = stream->writeback_info[i_wb]; 405 if (wb_info.wb_enabled) { 406 407 /* get the MPCC instance for writeback_source_plane */ 408 wb_info.mpcc_inst = -1; 409 for (i_pipe = 0; i_pipe < dc->res_pool->pipe_count; i_pipe++) { 410 struct pipe_ctx *pipe_ctx = &context->res_ctx.pipe_ctx[i_pipe]; 411 412 if (!pipe_ctx->plane_state) 413 continue; 414 415 if (pipe_ctx->plane_state == wb_info.writeback_source_plane) { 416 wb_info.mpcc_inst = pipe_ctx->plane_res.mpcc_inst; 417 break; 418 } 419 } 420 421 if (wb_info.mpcc_inst == -1) { 422 /* Disable writeback pipe and disconnect from MPCC 423 * if source plane has been removed 424 */ 425 dc->hwss.disable_writeback(dc, wb_info.dwb_pipe_inst); 426 continue; 427 } 428 429 ASSERT(wb_info.dwb_pipe_inst < dc->res_pool->res_cap->num_dwb); 430 dwb = dc->res_pool->dwbc[wb_info.dwb_pipe_inst]; 431 if (dwb->funcs->is_enabled(dwb)) { 432 /* writeback pipe already enabled, only need to update */ 433 dc->hwss.update_writeback(dc, &wb_info, context); 434 } else { 435 /* Enable writeback pipe and connect to MPCC */ 436 dc->hwss.enable_writeback(dc, &wb_info, context); 437 } 438 } else { 439 /* Disable writeback pipe and disconnect from MPCC */ 440 dc->hwss.disable_writeback(dc, wb_info.dwb_pipe_inst); 441 } 442 } 443 } 444 445 void dcn30_init_hw(struct dc *dc) 446 { 447 struct abm **abms = dc->res_pool->multiple_abms; 448 struct dce_hwseq *hws = dc->hwseq; 449 struct dc_bios *dcb = dc->ctx->dc_bios; 450 struct resource_pool *res_pool = dc->res_pool; 451 int i; 452 int edp_num; 453 uint32_t backlight = MAX_BACKLIGHT_LEVEL; 454 455 if (dc->clk_mgr && dc->clk_mgr->funcs->init_clocks) 456 dc->clk_mgr->funcs->init_clocks(dc->clk_mgr); 457 458 // Initialize the dccg 459 if (res_pool->dccg->funcs->dccg_init) 460 res_pool->dccg->funcs->dccg_init(res_pool->dccg); 461 462 if (IS_FPGA_MAXIMUS_DC(dc->ctx->dce_environment)) { 463 464 REG_WRITE(REFCLK_CNTL, 0); 465 REG_UPDATE(DCHUBBUB_GLOBAL_TIMER_CNTL, DCHUBBUB_GLOBAL_TIMER_ENABLE, 1); 466 REG_WRITE(DIO_MEM_PWR_CTRL, 0); 467 468 if (!dc->debug.disable_clock_gate) { 469 /* enable all DCN clock gating */ 470 REG_WRITE(DCCG_GATE_DISABLE_CNTL, 0); 471 472 REG_WRITE(DCCG_GATE_DISABLE_CNTL2, 0); 473 474 REG_UPDATE(DCFCLK_CNTL, DCFCLK_GATE_DIS, 0); 475 } 476 477 //Enable ability to power gate / don't force power on permanently 478 if (hws->funcs.enable_power_gating_plane) 479 hws->funcs.enable_power_gating_plane(hws, true); 480 481 return; 482 } 483 484 if (!dcb->funcs->is_accelerated_mode(dcb)) { 485 hws->funcs.bios_golden_init(dc); 486 hws->funcs.disable_vga(dc->hwseq); 487 } 488 489 if (dc->debug.enable_mem_low_power.bits.dmcu) { 490 // Force ERAM to shutdown if DMCU is not enabled 491 if (dc->debug.disable_dmcu || dc->config.disable_dmcu) { 492 REG_UPDATE(DMU_MEM_PWR_CNTL, DMCU_ERAM_MEM_PWR_FORCE, 3); 493 } 494 } 495 496 // Set default OPTC memory power states 497 if (dc->debug.enable_mem_low_power.bits.optc) { 498 // Shutdown when unassigned and light sleep in VBLANK 499 REG_SET_2(ODM_MEM_PWR_CTRL3, 0, ODM_MEM_UNASSIGNED_PWR_MODE, 3, ODM_MEM_VBLANK_PWR_MODE, 1); 500 } 501 502 if (dc->ctx->dc_bios->fw_info_valid) { 503 res_pool->ref_clocks.xtalin_clock_inKhz = 504 dc->ctx->dc_bios->fw_info.pll_info.crystal_frequency; 505 506 if (!IS_FPGA_MAXIMUS_DC(dc->ctx->dce_environment)) { 507 if (res_pool->dccg && res_pool->hubbub) { 508 509 (res_pool->dccg->funcs->get_dccg_ref_freq)(res_pool->dccg, 510 dc->ctx->dc_bios->fw_info.pll_info.crystal_frequency, 511 &res_pool->ref_clocks.dccg_ref_clock_inKhz); 512 513 (res_pool->hubbub->funcs->get_dchub_ref_freq)(res_pool->hubbub, 514 res_pool->ref_clocks.dccg_ref_clock_inKhz, 515 &res_pool->ref_clocks.dchub_ref_clock_inKhz); 516 } else { 517 // Not all ASICs have DCCG sw component 518 res_pool->ref_clocks.dccg_ref_clock_inKhz = 519 res_pool->ref_clocks.xtalin_clock_inKhz; 520 res_pool->ref_clocks.dchub_ref_clock_inKhz = 521 res_pool->ref_clocks.xtalin_clock_inKhz; 522 } 523 } 524 } else 525 ASSERT_CRITICAL(false); 526 527 for (i = 0; i < dc->link_count; i++) { 528 /* Power up AND update implementation according to the 529 * required signal (which may be different from the 530 * default signal on connector). 531 */ 532 struct dc_link *link = dc->links[i]; 533 534 link->link_enc->funcs->hw_init(link->link_enc); 535 536 /* Check for enabled DIG to identify enabled display */ 537 if (link->link_enc->funcs->is_dig_enabled && 538 link->link_enc->funcs->is_dig_enabled(link->link_enc)) 539 link->link_status.link_active = true; 540 } 541 542 /* Power gate DSCs */ 543 for (i = 0; i < res_pool->res_cap->num_dsc; i++) 544 if (hws->funcs.dsc_pg_control != NULL) 545 hws->funcs.dsc_pg_control(hws, res_pool->dscs[i]->inst, false); 546 547 /* we want to turn off all dp displays before doing detection */ 548 if (dc->config.power_down_display_on_boot) 549 dc_link_blank_all_dp_displays(dc); 550 551 /* If taking control over from VBIOS, we may want to optimize our first 552 * mode set, so we need to skip powering down pipes until we know which 553 * pipes we want to use. 554 * Otherwise, if taking control is not possible, we need to power 555 * everything down. 556 */ 557 if (dcb->funcs->is_accelerated_mode(dcb) || dc->config.power_down_display_on_boot) { 558 hws->funcs.init_pipes(dc, dc->current_state); 559 if (dc->res_pool->hubbub->funcs->allow_self_refresh_control) 560 dc->res_pool->hubbub->funcs->allow_self_refresh_control(dc->res_pool->hubbub, 561 !dc->res_pool->hubbub->ctx->dc->debug.disable_stutter); 562 } 563 564 /* In headless boot cases, DIG may be turned 565 * on which causes HW/SW discrepancies. 566 * To avoid this, power down hardware on boot 567 * if DIG is turned on and seamless boot not enabled 568 */ 569 if (dc->config.power_down_display_on_boot) { 570 struct dc_link *edp_links[MAX_NUM_EDP]; 571 struct dc_link *edp_link = NULL; 572 573 get_edp_links(dc, edp_links, &edp_num); 574 if (edp_num) 575 edp_link = edp_links[0]; 576 if (edp_link && edp_link->link_enc->funcs->is_dig_enabled && 577 edp_link->link_enc->funcs->is_dig_enabled(edp_link->link_enc) && 578 dc->hwss.edp_backlight_control && 579 dc->hwss.power_down && 580 dc->hwss.edp_power_control) { 581 dc->hwss.edp_backlight_control(edp_link, false); 582 dc->hwss.power_down(dc); 583 dc->hwss.edp_power_control(edp_link, false); 584 } else { 585 for (i = 0; i < dc->link_count; i++) { 586 struct dc_link *link = dc->links[i]; 587 588 if (link->link_enc->funcs->is_dig_enabled && 589 link->link_enc->funcs->is_dig_enabled(link->link_enc) && 590 dc->hwss.power_down) { 591 dc->hwss.power_down(dc); 592 break; 593 } 594 595 } 596 } 597 } 598 599 for (i = 0; i < res_pool->audio_count; i++) { 600 struct audio *audio = res_pool->audios[i]; 601 602 audio->funcs->hw_init(audio); 603 } 604 605 for (i = 0; i < dc->link_count; i++) { 606 struct dc_link *link = dc->links[i]; 607 608 if (link->panel_cntl) 609 backlight = link->panel_cntl->funcs->hw_init(link->panel_cntl); 610 } 611 612 for (i = 0; i < dc->res_pool->pipe_count; i++) { 613 if (abms[i] != NULL) 614 abms[i]->funcs->abm_init(abms[i], backlight); 615 } 616 617 /* power AFMT HDMI memory TODO: may move to dis/en output save power*/ 618 REG_WRITE(DIO_MEM_PWR_CTRL, 0); 619 620 if (!dc->debug.disable_clock_gate) { 621 /* enable all DCN clock gating */ 622 REG_WRITE(DCCG_GATE_DISABLE_CNTL, 0); 623 624 REG_WRITE(DCCG_GATE_DISABLE_CNTL2, 0); 625 626 REG_UPDATE(DCFCLK_CNTL, DCFCLK_GATE_DIS, 0); 627 } 628 if (hws->funcs.enable_power_gating_plane) 629 hws->funcs.enable_power_gating_plane(dc->hwseq, true); 630 631 if (!dcb->funcs->is_accelerated_mode(dcb) && dc->res_pool->hubbub->funcs->init_watermarks) 632 dc->res_pool->hubbub->funcs->init_watermarks(dc->res_pool->hubbub); 633 634 if (dc->clk_mgr->funcs->notify_wm_ranges) 635 dc->clk_mgr->funcs->notify_wm_ranges(dc->clk_mgr); 636 637 if (dc->clk_mgr->funcs->set_hard_max_memclk) 638 dc->clk_mgr->funcs->set_hard_max_memclk(dc->clk_mgr); 639 640 if (dc->res_pool->hubbub->funcs->force_pstate_change_control) 641 dc->res_pool->hubbub->funcs->force_pstate_change_control( 642 dc->res_pool->hubbub, false, false); 643 if (dc->res_pool->hubbub->funcs->init_crb) 644 dc->res_pool->hubbub->funcs->init_crb(dc->res_pool->hubbub); 645 646 } 647 648 void dcn30_set_avmute(struct pipe_ctx *pipe_ctx, bool enable) 649 { 650 if (pipe_ctx == NULL) 651 return; 652 653 if (dc_is_hdmi_signal(pipe_ctx->stream->signal) && pipe_ctx->stream_res.stream_enc != NULL) 654 pipe_ctx->stream_res.stream_enc->funcs->set_avmute( 655 pipe_ctx->stream_res.stream_enc, 656 enable); 657 } 658 659 void dcn30_update_info_frame(struct pipe_ctx *pipe_ctx) 660 { 661 bool is_hdmi_tmds; 662 bool is_dp; 663 664 ASSERT(pipe_ctx->stream); 665 666 if (pipe_ctx->stream_res.stream_enc == NULL) 667 return; /* this is not root pipe */ 668 669 is_hdmi_tmds = dc_is_hdmi_tmds_signal(pipe_ctx->stream->signal); 670 is_dp = dc_is_dp_signal(pipe_ctx->stream->signal); 671 672 if (!is_hdmi_tmds && !is_dp) 673 return; 674 675 if (is_hdmi_tmds) 676 pipe_ctx->stream_res.stream_enc->funcs->update_hdmi_info_packets( 677 pipe_ctx->stream_res.stream_enc, 678 &pipe_ctx->stream_res.encoder_info_frame); 679 else 680 pipe_ctx->stream_res.stream_enc->funcs->update_dp_info_packets( 681 pipe_ctx->stream_res.stream_enc, 682 &pipe_ctx->stream_res.encoder_info_frame); 683 } 684 685 void dcn30_program_dmdata_engine(struct pipe_ctx *pipe_ctx) 686 { 687 struct dc_stream_state *stream = pipe_ctx->stream; 688 struct hubp *hubp = pipe_ctx->plane_res.hubp; 689 bool enable = false; 690 struct stream_encoder *stream_enc = pipe_ctx->stream_res.stream_enc; 691 enum dynamic_metadata_mode mode = dc_is_dp_signal(stream->signal) 692 ? dmdata_dp 693 : dmdata_hdmi; 694 695 /* if using dynamic meta, don't set up generic infopackets */ 696 if (pipe_ctx->stream->dmdata_address.quad_part != 0) { 697 pipe_ctx->stream_res.encoder_info_frame.hdrsmd.valid = false; 698 enable = true; 699 } 700 701 if (!hubp) 702 return; 703 704 if (!stream_enc || !stream_enc->funcs->set_dynamic_metadata) 705 return; 706 707 stream_enc->funcs->set_dynamic_metadata(stream_enc, enable, 708 hubp->inst, mode); 709 } 710 711 bool dcn30_apply_idle_power_optimizations(struct dc *dc, bool enable) 712 { 713 union dmub_rb_cmd cmd; 714 uint32_t tmr_delay = 0, tmr_scale = 0; 715 struct dc_cursor_attributes cursor_attr; 716 bool cursor_cache_enable = false; 717 struct dc_stream_state *stream = NULL; 718 struct dc_plane_state *plane = NULL; 719 720 if (!dc->ctx->dmub_srv) 721 return false; 722 723 if (enable) { 724 if (dc->current_state) { 725 int i; 726 727 /* First, check no-memory-requests case */ 728 for (i = 0; i < dc->current_state->stream_count; i++) { 729 if (dc->current_state->stream_status[i].plane_count) 730 /* Fail eligibility on a visible stream */ 731 break; 732 } 733 734 if (i == dc->current_state->stream_count) { 735 /* Enable no-memory-requests case */ 736 memset(&cmd, 0, sizeof(cmd)); 737 cmd.mall.header.type = DMUB_CMD__MALL; 738 cmd.mall.header.sub_type = DMUB_CMD__MALL_ACTION_NO_DF_REQ; 739 cmd.mall.header.payload_bytes = sizeof(cmd.mall) - sizeof(cmd.mall.header); 740 741 dc_dmub_srv_cmd_queue(dc->ctx->dmub_srv, &cmd); 742 dc_dmub_srv_cmd_execute(dc->ctx->dmub_srv); 743 744 return true; 745 } 746 747 stream = dc->current_state->streams[0]; 748 plane = (stream ? dc->current_state->stream_status[0].plane_states[0] : NULL); 749 750 if (stream && plane) { 751 cursor_cache_enable = stream->cursor_position.enable && 752 plane->address.grph.cursor_cache_addr.quad_part; 753 cursor_attr = stream->cursor_attributes; 754 } 755 756 /* 757 * Second, check MALL eligibility 758 * 759 * single display only, single surface only, 8 and 16 bit formats only, no VM, 760 * do not use MALL for displays that support PSR as they use D0i3.2 in DMCUB FW 761 * 762 * TODO: When we implement multi-display, PSR displays will be allowed if there is 763 * a non-PSR display present, since in that case we can't do D0i3.2 764 */ 765 if (dc->current_state->stream_count == 1 && 766 stream->link->psr_settings.psr_version == DC_PSR_VERSION_UNSUPPORTED && 767 dc->current_state->stream_status[0].plane_count == 1 && 768 plane->format <= SURFACE_PIXEL_FORMAT_GRPH_ABGR16161616F && 769 plane->format >= SURFACE_PIXEL_FORMAT_GRPH_ARGB8888 && 770 plane->address.page_table_base.quad_part == 0 && 771 dc->hwss.does_plane_fit_in_mall && 772 dc->hwss.does_plane_fit_in_mall(dc, plane, 773 cursor_cache_enable ? &cursor_attr : NULL)) { 774 unsigned int v_total = stream->adjust.v_total_max ? 775 stream->adjust.v_total_max : stream->timing.v_total; 776 unsigned int refresh_hz = div_u64((unsigned long long) stream->timing.pix_clk_100hz * 777 100LL, (v_total * stream->timing.h_total)); 778 779 /* 780 * one frame time in microsec: 781 * Delay_Us = 1000000 / refresh 782 * dynamic_delay_us = 1000000 / refresh + 2 * stutter_period 783 * 784 * one frame time modified by 'additional timer percent' (p): 785 * Delay_Us_modified = dynamic_delay_us + dynamic_delay_us * p / 100 786 * = dynamic_delay_us * (1 + p / 100) 787 * = (1000000 / refresh + 2 * stutter_period) * (100 + p) / 100 788 * = (1000000 + 2 * stutter_period * refresh) * (100 + p) / (100 * refresh) 789 * 790 * formula for timer duration based on parameters, from regspec: 791 * dynamic_delay_us = 65.28 * (64 + MallFrameCacheTmrDly) * 2^MallFrameCacheTmrScale 792 * 793 * dynamic_delay_us / 65.28 = (64 + MallFrameCacheTmrDly) * 2^MallFrameCacheTmrScale 794 * (dynamic_delay_us / 65.28) / 2^MallFrameCacheTmrScale = 64 + MallFrameCacheTmrDly 795 * MallFrameCacheTmrDly = ((dynamic_delay_us / 65.28) / 2^MallFrameCacheTmrScale) - 64 796 * = (1000000 + 2 * stutter_period * refresh) * (100 + p) / (100 * refresh) / 65.28 / 2^MallFrameCacheTmrScale - 64 797 * = (1000000 + 2 * stutter_period * refresh) * (100 + p) / (refresh * 6528 * 2^MallFrameCacheTmrScale) - 64 798 * 799 * need to round up the result of the division before the subtraction 800 */ 801 unsigned int denom = refresh_hz * 6528; 802 unsigned int stutter_period = dc->current_state->perf_params.stutter_period_us; 803 804 tmr_delay = div_u64(((1000000LL + 2 * stutter_period * refresh_hz) * 805 (100LL + dc->debug.mall_additional_timer_percent) + denom - 1), 806 denom) - 64LL; 807 808 /* In some cases the stutter period is really big (tiny modes) in these 809 * cases MALL cant be enabled, So skip these cases to avoid a ASSERT() 810 * 811 * We can check if stutter_period is more than 1/10th the frame time to 812 * consider if we can actually meet the range of hysteresis timer 813 */ 814 if (stutter_period > 100000/refresh_hz) 815 return false; 816 817 /* scale should be increased until it fits into 6 bits */ 818 while (tmr_delay & ~0x3F) { 819 tmr_scale++; 820 821 if (tmr_scale > 3) { 822 /* Delay exceeds range of hysteresis timer */ 823 ASSERT(false); 824 return false; 825 } 826 827 denom *= 2; 828 tmr_delay = div_u64(((1000000LL + 2 * stutter_period * refresh_hz) * 829 (100LL + dc->debug.mall_additional_timer_percent) + denom - 1), 830 denom) - 64LL; 831 } 832 833 /* Copy HW cursor */ 834 if (cursor_cache_enable) { 835 memset(&cmd, 0, sizeof(cmd)); 836 cmd.mall.header.type = DMUB_CMD__MALL; 837 cmd.mall.header.sub_type = DMUB_CMD__MALL_ACTION_COPY_CURSOR; 838 cmd.mall.header.payload_bytes = 839 sizeof(cmd.mall) - sizeof(cmd.mall.header); 840 841 switch (cursor_attr.color_format) { 842 case CURSOR_MODE_MONO: 843 cmd.mall.cursor_bpp = 2; 844 break; 845 case CURSOR_MODE_COLOR_1BIT_AND: 846 case CURSOR_MODE_COLOR_PRE_MULTIPLIED_ALPHA: 847 case CURSOR_MODE_COLOR_UN_PRE_MULTIPLIED_ALPHA: 848 cmd.mall.cursor_bpp = 32; 849 break; 850 851 case CURSOR_MODE_COLOR_64BIT_FP_PRE_MULTIPLIED: 852 case CURSOR_MODE_COLOR_64BIT_FP_UN_PRE_MULTIPLIED: 853 cmd.mall.cursor_bpp = 64; 854 break; 855 } 856 857 cmd.mall.cursor_copy_src.quad_part = cursor_attr.address.quad_part; 858 cmd.mall.cursor_copy_dst.quad_part = 859 (plane->address.grph.cursor_cache_addr.quad_part + 2047) & ~2047; 860 cmd.mall.cursor_width = cursor_attr.width; 861 cmd.mall.cursor_height = cursor_attr.height; 862 cmd.mall.cursor_pitch = cursor_attr.pitch; 863 864 dc_dmub_srv_cmd_queue(dc->ctx->dmub_srv, &cmd); 865 dc_dmub_srv_cmd_execute(dc->ctx->dmub_srv); 866 dc_dmub_srv_wait_idle(dc->ctx->dmub_srv); 867 868 /* Use copied cursor, and it's okay to not switch back */ 869 cursor_attr.address.quad_part = cmd.mall.cursor_copy_dst.quad_part; 870 dc_stream_set_cursor_attributes(stream, &cursor_attr); 871 } 872 873 /* Enable MALL */ 874 memset(&cmd, 0, sizeof(cmd)); 875 cmd.mall.header.type = DMUB_CMD__MALL; 876 cmd.mall.header.sub_type = DMUB_CMD__MALL_ACTION_ALLOW; 877 cmd.mall.header.payload_bytes = sizeof(cmd.mall) - sizeof(cmd.mall.header); 878 cmd.mall.tmr_delay = tmr_delay; 879 cmd.mall.tmr_scale = tmr_scale; 880 cmd.mall.debug_bits = dc->debug.mall_error_as_fatal; 881 882 dc_dmub_srv_cmd_queue(dc->ctx->dmub_srv, &cmd); 883 dc_dmub_srv_cmd_execute(dc->ctx->dmub_srv); 884 885 return true; 886 } 887 } 888 889 /* No applicable optimizations */ 890 return false; 891 } 892 893 /* Disable MALL */ 894 memset(&cmd, 0, sizeof(cmd)); 895 cmd.mall.header.type = DMUB_CMD__MALL; 896 cmd.mall.header.sub_type = DMUB_CMD__MALL_ACTION_DISALLOW; 897 cmd.mall.header.payload_bytes = 898 sizeof(cmd.mall) - sizeof(cmd.mall.header); 899 900 dc_dmub_srv_cmd_queue(dc->ctx->dmub_srv, &cmd); 901 dc_dmub_srv_cmd_execute(dc->ctx->dmub_srv); 902 dc_dmub_srv_wait_idle(dc->ctx->dmub_srv); 903 904 return true; 905 } 906 907 bool dcn30_does_plane_fit_in_mall(struct dc *dc, struct dc_plane_state *plane, struct dc_cursor_attributes *cursor_attr) 908 { 909 // add meta size? 910 unsigned int surface_size = plane->plane_size.surface_pitch * plane->plane_size.surface_size.height * 911 (plane->format >= SURFACE_PIXEL_FORMAT_GRPH_ARGB16161616 ? 8 : 4); 912 unsigned int mall_size = dc->caps.mall_size_total; 913 unsigned int cursor_size = 0; 914 915 if (dc->debug.mall_size_override) 916 mall_size = 1024 * 1024 * dc->debug.mall_size_override; 917 918 if (cursor_attr) { 919 cursor_size = dc->caps.max_cursor_size * dc->caps.max_cursor_size; 920 921 switch (cursor_attr->color_format) { 922 case CURSOR_MODE_MONO: 923 cursor_size /= 2; 924 break; 925 case CURSOR_MODE_COLOR_1BIT_AND: 926 case CURSOR_MODE_COLOR_PRE_MULTIPLIED_ALPHA: 927 case CURSOR_MODE_COLOR_UN_PRE_MULTIPLIED_ALPHA: 928 cursor_size *= 4; 929 break; 930 931 case CURSOR_MODE_COLOR_64BIT_FP_PRE_MULTIPLIED: 932 case CURSOR_MODE_COLOR_64BIT_FP_UN_PRE_MULTIPLIED: 933 cursor_size *= 8; 934 break; 935 } 936 } 937 938 return (surface_size + cursor_size) < mall_size; 939 } 940 941 void dcn30_hardware_release(struct dc *dc) 942 { 943 /* if pstate unsupported, force it supported */ 944 if (!dc->clk_mgr->clks.p_state_change_support && 945 dc->res_pool->hubbub->funcs->force_pstate_change_control) 946 dc->res_pool->hubbub->funcs->force_pstate_change_control( 947 dc->res_pool->hubbub, true, true); 948 } 949 950 void dcn30_set_disp_pattern_generator(const struct dc *dc, 951 struct pipe_ctx *pipe_ctx, 952 enum controller_dp_test_pattern test_pattern, 953 enum controller_dp_color_space color_space, 954 enum dc_color_depth color_depth, 955 const struct tg_color *solid_color, 956 int width, int height, int offset) 957 { 958 struct stream_resource *stream_res = &pipe_ctx->stream_res; 959 struct pipe_ctx *mpcc_pipe; 960 961 if (test_pattern != CONTROLLER_DP_TEST_PATTERN_VIDEOMODE) { 962 pipe_ctx->vtp_locked = false; 963 /* turning on DPG */ 964 stream_res->opp->funcs->opp_set_disp_pattern_generator(stream_res->opp, test_pattern, color_space, 965 color_depth, solid_color, width, height, offset); 966 967 /* Defer hubp blank if tg is locked */ 968 if (stream_res->tg->funcs->is_tg_enabled(stream_res->tg)) { 969 if (stream_res->tg->funcs->is_locked(stream_res->tg)) 970 pipe_ctx->vtp_locked = true; 971 else { 972 /* Blank HUBP to allow p-state during blank on all timings */ 973 pipe_ctx->plane_res.hubp->funcs->set_blank(pipe_ctx->plane_res.hubp, true); 974 975 for (mpcc_pipe = pipe_ctx->bottom_pipe; mpcc_pipe; mpcc_pipe = mpcc_pipe->bottom_pipe) 976 mpcc_pipe->plane_res.hubp->funcs->set_blank(mpcc_pipe->plane_res.hubp, true); 977 } 978 } 979 } else { 980 /* turning off DPG */ 981 pipe_ctx->plane_res.hubp->funcs->set_blank(pipe_ctx->plane_res.hubp, false); 982 for (mpcc_pipe = pipe_ctx->bottom_pipe; mpcc_pipe; mpcc_pipe = mpcc_pipe->bottom_pipe) 983 if (mpcc_pipe->plane_res.hubp) 984 mpcc_pipe->plane_res.hubp->funcs->set_blank(mpcc_pipe->plane_res.hubp, false); 985 986 stream_res->opp->funcs->opp_set_disp_pattern_generator(stream_res->opp, test_pattern, color_space, 987 color_depth, solid_color, width, height, offset); 988 } 989 } 990