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 52 53 54 55 #define DC_LOGGER_INIT(logger) 56 57 #define CTX \ 58 hws->ctx 59 #define REG(reg)\ 60 hws->regs->reg 61 #define DC_LOGGER \ 62 dc->ctx->logger 63 64 65 #undef FN 66 #define FN(reg_name, field_name) \ 67 hws->shifts->field_name, hws->masks->field_name 68 69 bool dcn30_set_blend_lut( 70 struct pipe_ctx *pipe_ctx, const struct dc_plane_state *plane_state) 71 { 72 struct dpp *dpp_base = pipe_ctx->plane_res.dpp; 73 bool result = true; 74 struct pwl_params *blend_lut = NULL; 75 76 if (plane_state->blend_tf) { 77 if (plane_state->blend_tf->type == TF_TYPE_HWPWL) 78 blend_lut = &plane_state->blend_tf->pwl; 79 else if (plane_state->blend_tf->type == TF_TYPE_DISTRIBUTED_POINTS) { 80 cm3_helper_translate_curve_to_hw_format( 81 plane_state->blend_tf, &dpp_base->regamma_params, false); 82 blend_lut = &dpp_base->regamma_params; 83 } 84 } 85 result = dpp_base->funcs->dpp_program_blnd_lut(dpp_base, blend_lut); 86 87 return result; 88 } 89 90 static bool dcn30_set_mpc_shaper_3dlut( 91 struct pipe_ctx *pipe_ctx, const struct dc_stream_state *stream) 92 { 93 struct dpp *dpp_base = pipe_ctx->plane_res.dpp; 94 int mpcc_id = pipe_ctx->plane_res.hubp->inst; 95 struct mpc *mpc = pipe_ctx->stream_res.opp->ctx->dc->res_pool->mpc; 96 bool result = false; 97 int acquired_rmu = 0; 98 int mpcc_id_projected = 0; 99 100 const struct pwl_params *shaper_lut = NULL; 101 //get the shaper lut params 102 if (stream->func_shaper) { 103 if (stream->func_shaper->type == TF_TYPE_HWPWL) 104 shaper_lut = &stream->func_shaper->pwl; 105 else if (stream->func_shaper->type == TF_TYPE_DISTRIBUTED_POINTS) { 106 cm_helper_translate_curve_to_hw_format( 107 stream->func_shaper, 108 &dpp_base->shaper_params, true); 109 shaper_lut = &dpp_base->shaper_params; 110 } 111 } 112 113 if (stream->lut3d_func && 114 stream->lut3d_func->state.bits.initialized == 1 && 115 stream->lut3d_func->state.bits.rmu_idx_valid == 1) { 116 if (stream->lut3d_func->state.bits.rmu_mux_num == 0) 117 mpcc_id_projected = stream->lut3d_func->state.bits.mpc_rmu0_mux; 118 else if (stream->lut3d_func->state.bits.rmu_mux_num == 1) 119 mpcc_id_projected = stream->lut3d_func->state.bits.mpc_rmu1_mux; 120 else if (stream->lut3d_func->state.bits.rmu_mux_num == 2) 121 mpcc_id_projected = stream->lut3d_func->state.bits.mpc_rmu2_mux; 122 if (mpcc_id_projected != mpcc_id) 123 BREAK_TO_DEBUGGER(); 124 /*find the reason why logical layer assigned a differant mpcc_id into acquire_post_bldn_3dlut*/ 125 acquired_rmu = mpc->funcs->acquire_rmu(mpc, mpcc_id, 126 stream->lut3d_func->state.bits.rmu_mux_num); 127 if (acquired_rmu != stream->lut3d_func->state.bits.rmu_mux_num) 128 BREAK_TO_DEBUGGER(); 129 result = mpc->funcs->program_3dlut(mpc, 130 &stream->lut3d_func->lut_3d, 131 stream->lut3d_func->state.bits.rmu_mux_num); 132 result = mpc->funcs->program_shaper(mpc, shaper_lut, 133 stream->lut3d_func->state.bits.rmu_mux_num); 134 } else 135 /*loop through the available mux and release the requested mpcc_id*/ 136 mpc->funcs->release_rmu(mpc, mpcc_id); 137 138 139 return result; 140 } 141 142 bool dcn30_set_input_transfer_func(struct dc *dc, 143 struct pipe_ctx *pipe_ctx, 144 const struct dc_plane_state *plane_state) 145 { 146 struct dce_hwseq *hws = dc->hwseq; 147 struct dpp *dpp_base = pipe_ctx->plane_res.dpp; 148 enum dc_transfer_func_predefined tf; 149 bool result = true; 150 struct pwl_params *params = NULL; 151 152 if (dpp_base == NULL || plane_state == NULL) 153 return false; 154 155 tf = TRANSFER_FUNCTION_UNITY; 156 157 if (plane_state->in_transfer_func && 158 plane_state->in_transfer_func->type == TF_TYPE_PREDEFINED) 159 tf = plane_state->in_transfer_func->tf; 160 161 dpp_base->funcs->dpp_set_pre_degam(dpp_base, tf); 162 163 if (plane_state->in_transfer_func) { 164 if (plane_state->in_transfer_func->type == TF_TYPE_HWPWL) 165 params = &plane_state->in_transfer_func->pwl; 166 else if (plane_state->in_transfer_func->type == TF_TYPE_DISTRIBUTED_POINTS && 167 cm3_helper_translate_curve_to_hw_format(plane_state->in_transfer_func, 168 &dpp_base->degamma_params, false)) 169 params = &dpp_base->degamma_params; 170 } 171 172 result = dpp_base->funcs->dpp_program_gamcor_lut(dpp_base, params); 173 174 if (pipe_ctx->stream_res.opp && pipe_ctx->stream_res.opp->ctx) { 175 if (dpp_base->funcs->dpp_program_blnd_lut) 176 hws->funcs.set_blend_lut(pipe_ctx, plane_state); 177 if (dpp_base->funcs->dpp_program_shaper_lut && 178 dpp_base->funcs->dpp_program_3dlut) 179 hws->funcs.set_shaper_3dlut(pipe_ctx, plane_state); 180 } 181 182 return result; 183 } 184 185 bool dcn30_set_output_transfer_func(struct dc *dc, 186 struct pipe_ctx *pipe_ctx, 187 const struct dc_stream_state *stream) 188 { 189 int mpcc_id = pipe_ctx->plane_res.hubp->inst; 190 struct mpc *mpc = pipe_ctx->stream_res.opp->ctx->dc->res_pool->mpc; 191 struct pwl_params *params = NULL; 192 bool ret = false; 193 194 /* program OGAM or 3DLUT only for the top pipe*/ 195 if (pipe_ctx->top_pipe == NULL) { 196 /*program rmu shaper and 3dlut in MPC*/ 197 ret = dcn30_set_mpc_shaper_3dlut(pipe_ctx, stream); 198 if (ret == false && mpc->funcs->set_output_gamma && stream->out_transfer_func) { 199 if (stream->out_transfer_func->type == TF_TYPE_HWPWL) 200 params = &stream->out_transfer_func->pwl; 201 else if (pipe_ctx->stream->out_transfer_func->type == 202 TF_TYPE_DISTRIBUTED_POINTS && 203 cm3_helper_translate_curve_to_hw_format( 204 stream->out_transfer_func, 205 &mpc->blender_params, false)) 206 params = &mpc->blender_params; 207 /* there are no ROM LUTs in OUTGAM */ 208 if (stream->out_transfer_func->type == TF_TYPE_PREDEFINED) 209 BREAK_TO_DEBUGGER(); 210 } 211 } 212 213 mpc->funcs->set_output_gamma(mpc, mpcc_id, params); 214 return ret; 215 } 216 217 static void dcn30_set_writeback( 218 struct dc *dc, 219 struct dc_writeback_info *wb_info, 220 struct dc_state *context) 221 { 222 struct mcif_wb *mcif_wb; 223 struct mcif_buf_params *mcif_buf_params; 224 225 ASSERT(wb_info->dwb_pipe_inst < MAX_DWB_PIPES); 226 ASSERT(wb_info->wb_enabled); 227 ASSERT(wb_info->mpcc_inst >= 0); 228 ASSERT(wb_info->mpcc_inst < dc->res_pool->mpcc_count); 229 mcif_wb = dc->res_pool->mcif_wb[wb_info->dwb_pipe_inst]; 230 mcif_buf_params = &wb_info->mcif_buf_params; 231 232 /* set DWB MPC mux */ 233 dc->res_pool->mpc->funcs->set_dwb_mux(dc->res_pool->mpc, 234 wb_info->dwb_pipe_inst, wb_info->mpcc_inst); 235 /* set MCIF_WB buffer and arbitration configuration */ 236 mcif_wb->funcs->config_mcif_buf(mcif_wb, mcif_buf_params, wb_info->dwb_params.dest_height); 237 mcif_wb->funcs->config_mcif_arb(mcif_wb, &context->bw_ctx.bw.dcn.bw_writeback.mcif_wb_arb[wb_info->dwb_pipe_inst]); 238 } 239 240 void dcn30_update_writeback( 241 struct dc *dc, 242 struct dc_writeback_info *wb_info, 243 struct dc_state *context) 244 { 245 struct dwbc *dwb; 246 dwb = dc->res_pool->dwbc[wb_info->dwb_pipe_inst]; 247 DC_LOG_DWB("%s dwb_pipe_inst = %d, mpcc_inst = %d",\ 248 __func__, wb_info->dwb_pipe_inst,\ 249 wb_info->mpcc_inst); 250 251 dcn30_set_writeback(dc, wb_info, context); 252 253 /* update DWB */ 254 dwb->funcs->update(dwb, &wb_info->dwb_params); 255 } 256 257 bool dcn30_mmhubbub_warmup( 258 struct dc *dc, 259 unsigned int num_dwb, 260 struct dc_writeback_info *wb_info) 261 { 262 struct dwbc *dwb; 263 struct mcif_wb *mcif_wb; 264 struct mcif_warmup_params warmup_params = {0}; 265 unsigned int i, i_buf; 266 /*make sure there is no active DWB eanbled */ 267 for (i = 0; i < num_dwb; i++) { 268 dwb = dc->res_pool->dwbc[wb_info[i].dwb_pipe_inst]; 269 if (dwb->dwb_is_efc_transition || dwb->dwb_is_drc) { 270 /*can not do warmup while any dwb enabled*/ 271 return false; 272 } 273 } 274 275 if (wb_info->mcif_warmup_params.p_vmid == 0) 276 return false; 277 278 /*check whether this is new interface: warmup big buffer once*/ 279 if (wb_info->mcif_warmup_params.start_address.quad_part != 0 && 280 wb_info->mcif_warmup_params.region_size != 0) { 281 /*mmhubbub is shared, so it does not matter which MCIF*/ 282 mcif_wb = dc->res_pool->mcif_wb[0]; 283 /*warmup a big chunk of VM buffer at once*/ 284 warmup_params.start_address.quad_part = wb_info->mcif_warmup_params.start_address.quad_part; 285 warmup_params.address_increment = wb_info->mcif_warmup_params.region_size; 286 warmup_params.region_size = wb_info->mcif_warmup_params.region_size; 287 warmup_params.p_vmid = wb_info->mcif_warmup_params.p_vmid; 288 289 if (warmup_params.address_increment == 0) 290 warmup_params.address_increment = dc->dml.soc.vmm_page_size_bytes; 291 292 mcif_wb->funcs->warmup_mcif(mcif_wb, &warmup_params); 293 return true; 294 } 295 /*following is the original: warmup each DWB's mcif buffer*/ 296 for (i = 0; i < num_dwb; i++) { 297 dwb = dc->res_pool->dwbc[wb_info[i].dwb_pipe_inst]; 298 mcif_wb = dc->res_pool->mcif_wb[wb_info[i].dwb_pipe_inst]; 299 /*warmup is for VM mode only*/ 300 if (wb_info[i].mcif_buf_params.p_vmid == 0) 301 return false; 302 303 /* Warmup MCIF_WB */ 304 for (i_buf = 0; i_buf < MCIF_BUF_COUNT; i_buf++) { 305 warmup_params.start_address.quad_part = wb_info[i].mcif_buf_params.luma_address[i_buf]; 306 warmup_params.address_increment = dc->dml.soc.vmm_page_size_bytes; 307 warmup_params.region_size = wb_info[i].mcif_buf_params.luma_pitch * wb_info[i].dwb_params.dest_height; 308 warmup_params.p_vmid = wb_info[i].mcif_buf_params.p_vmid; 309 mcif_wb->funcs->warmup_mcif(mcif_wb, &warmup_params); 310 } 311 } 312 return true; 313 } 314 315 void dcn30_enable_writeback( 316 struct dc *dc, 317 struct dc_writeback_info *wb_info, 318 struct dc_state *context) 319 { 320 struct dwbc *dwb; 321 struct mcif_wb *mcif_wb; 322 struct timing_generator *optc; 323 324 dwb = dc->res_pool->dwbc[wb_info->dwb_pipe_inst]; 325 mcif_wb = dc->res_pool->mcif_wb[wb_info->dwb_pipe_inst]; 326 327 /* set the OPTC source mux */ 328 optc = dc->res_pool->timing_generators[dwb->otg_inst]; 329 DC_LOG_DWB("%s dwb_pipe_inst = %d, mpcc_inst = %d",\ 330 __func__, wb_info->dwb_pipe_inst,\ 331 wb_info->mpcc_inst); 332 if (IS_DIAG_DC(dc->ctx->dce_environment)) { 333 /*till diags switch to warmup interface*/ 334 dcn30_mmhubbub_warmup(dc, 1, wb_info); 335 } 336 /* Update writeback pipe */ 337 dcn30_set_writeback(dc, wb_info, context); 338 339 /* Enable MCIF_WB */ 340 mcif_wb->funcs->enable_mcif(mcif_wb); 341 /* Enable DWB */ 342 dwb->funcs->enable(dwb, &wb_info->dwb_params); 343 } 344 345 void dcn30_disable_writeback( 346 struct dc *dc, 347 unsigned int dwb_pipe_inst) 348 { 349 struct dwbc *dwb; 350 struct mcif_wb *mcif_wb; 351 352 ASSERT(dwb_pipe_inst < MAX_DWB_PIPES); 353 dwb = dc->res_pool->dwbc[dwb_pipe_inst]; 354 mcif_wb = dc->res_pool->mcif_wb[dwb_pipe_inst]; 355 DC_LOG_DWB("%s dwb_pipe_inst = %d",\ 356 __func__, dwb_pipe_inst); 357 358 /* disable DWB */ 359 dwb->funcs->disable(dwb); 360 /* disable MCIF */ 361 mcif_wb->funcs->disable_mcif(mcif_wb); 362 /* disable MPC DWB mux */ 363 dc->res_pool->mpc->funcs->disable_dwb_mux(dc->res_pool->mpc, dwb_pipe_inst); 364 } 365 366 void dcn30_program_all_writeback_pipes_in_tree( 367 struct dc *dc, 368 const struct dc_stream_state *stream, 369 struct dc_state *context) 370 { 371 struct dc_writeback_info wb_info; 372 struct dwbc *dwb; 373 struct dc_stream_status *stream_status = NULL; 374 int i_wb, i_pipe, i_stream; 375 DC_LOG_DWB("%s", __func__); 376 377 ASSERT(stream); 378 for (i_stream = 0; i_stream < context->stream_count; i_stream++) { 379 if (context->streams[i_stream] == stream) { 380 stream_status = &context->stream_status[i_stream]; 381 break; 382 } 383 } 384 ASSERT(stream_status); 385 386 ASSERT(stream->num_wb_info <= dc->res_pool->res_cap->num_dwb); 387 /* For each writeback pipe */ 388 for (i_wb = 0; i_wb < stream->num_wb_info; i_wb++) { 389 390 /* copy writeback info to local non-const so mpcc_inst can be set */ 391 wb_info = stream->writeback_info[i_wb]; 392 if (wb_info.wb_enabled) { 393 394 /* get the MPCC instance for writeback_source_plane */ 395 wb_info.mpcc_inst = -1; 396 for (i_pipe = 0; i_pipe < dc->res_pool->pipe_count; i_pipe++) { 397 struct pipe_ctx *pipe_ctx = &context->res_ctx.pipe_ctx[i_pipe]; 398 399 if (pipe_ctx->plane_state == wb_info.writeback_source_plane) { 400 wb_info.mpcc_inst = pipe_ctx->plane_res.mpcc_inst; 401 break; 402 } 403 } 404 ASSERT(wb_info.mpcc_inst != -1); 405 406 ASSERT(wb_info.dwb_pipe_inst < dc->res_pool->res_cap->num_dwb); 407 dwb = dc->res_pool->dwbc[wb_info.dwb_pipe_inst]; 408 if (dwb->funcs->is_enabled(dwb)) { 409 /* writeback pipe already enabled, only need to update */ 410 dc->hwss.update_writeback(dc, &wb_info, context); 411 } else { 412 /* Enable writeback pipe and connect to MPCC */ 413 dc->hwss.enable_writeback(dc, &wb_info, context); 414 } 415 } else { 416 /* Disable writeback pipe and disconnect from MPCC */ 417 dc->hwss.disable_writeback(dc, wb_info.dwb_pipe_inst); 418 } 419 } 420 } 421 422 void dcn30_init_hw(struct dc *dc) 423 { 424 int i, j; 425 struct abm **abms = dc->res_pool->multiple_abms; 426 struct dce_hwseq *hws = dc->hwseq; 427 struct dc_bios *dcb = dc->ctx->dc_bios; 428 struct resource_pool *res_pool = dc->res_pool; 429 uint32_t backlight = MAX_BACKLIGHT_LEVEL; 430 431 if (dc->clk_mgr && dc->clk_mgr->funcs->init_clocks) 432 dc->clk_mgr->funcs->init_clocks(dc->clk_mgr); 433 434 // Initialize the dccg 435 if (res_pool->dccg->funcs->dccg_init) 436 res_pool->dccg->funcs->dccg_init(res_pool->dccg); 437 438 if (IS_FPGA_MAXIMUS_DC(dc->ctx->dce_environment)) { 439 440 REG_WRITE(REFCLK_CNTL, 0); 441 REG_UPDATE(DCHUBBUB_GLOBAL_TIMER_CNTL, DCHUBBUB_GLOBAL_TIMER_ENABLE, 1); 442 REG_WRITE(DIO_MEM_PWR_CTRL, 0); 443 444 if (!dc->debug.disable_clock_gate) { 445 /* enable all DCN clock gating */ 446 REG_WRITE(DCCG_GATE_DISABLE_CNTL, 0); 447 448 REG_WRITE(DCCG_GATE_DISABLE_CNTL2, 0); 449 450 REG_UPDATE(DCFCLK_CNTL, DCFCLK_GATE_DIS, 0); 451 } 452 453 //Enable ability to power gate / don't force power on permanently 454 if (hws->funcs.enable_power_gating_plane) 455 hws->funcs.enable_power_gating_plane(hws, true); 456 457 return; 458 } 459 460 if (!dcb->funcs->is_accelerated_mode(dcb)) { 461 hws->funcs.bios_golden_init(dc); 462 hws->funcs.disable_vga(dc->hwseq); 463 } 464 465 if (dc->ctx->dc_bios->fw_info_valid) { 466 res_pool->ref_clocks.xtalin_clock_inKhz = 467 dc->ctx->dc_bios->fw_info.pll_info.crystal_frequency; 468 469 if (!IS_FPGA_MAXIMUS_DC(dc->ctx->dce_environment)) { 470 if (res_pool->dccg && res_pool->hubbub) { 471 472 (res_pool->dccg->funcs->get_dccg_ref_freq)(res_pool->dccg, 473 dc->ctx->dc_bios->fw_info.pll_info.crystal_frequency, 474 &res_pool->ref_clocks.dccg_ref_clock_inKhz); 475 476 (res_pool->hubbub->funcs->get_dchub_ref_freq)(res_pool->hubbub, 477 res_pool->ref_clocks.dccg_ref_clock_inKhz, 478 &res_pool->ref_clocks.dchub_ref_clock_inKhz); 479 } else { 480 // Not all ASICs have DCCG sw component 481 res_pool->ref_clocks.dccg_ref_clock_inKhz = 482 res_pool->ref_clocks.xtalin_clock_inKhz; 483 res_pool->ref_clocks.dchub_ref_clock_inKhz = 484 res_pool->ref_clocks.xtalin_clock_inKhz; 485 } 486 } 487 } else 488 ASSERT_CRITICAL(false); 489 490 for (i = 0; i < dc->link_count; i++) { 491 /* Power up AND update implementation according to the 492 * required signal (which may be different from the 493 * default signal on connector). 494 */ 495 struct dc_link *link = dc->links[i]; 496 497 link->link_enc->funcs->hw_init(link->link_enc); 498 499 /* Check for enabled DIG to identify enabled display */ 500 if (link->link_enc->funcs->is_dig_enabled && 501 link->link_enc->funcs->is_dig_enabled(link->link_enc)) 502 link->link_status.link_active = true; 503 } 504 505 /* Power gate DSCs */ 506 for (i = 0; i < res_pool->res_cap->num_dsc; i++) 507 if (hws->funcs.dsc_pg_control != NULL) 508 hws->funcs.dsc_pg_control(hws, res_pool->dscs[i]->inst, false); 509 510 /* we want to turn off all dp displays before doing detection */ 511 if (dc->config.power_down_display_on_boot) { 512 uint8_t dpcd_power_state = '\0'; 513 enum dc_status status = DC_ERROR_UNEXPECTED; 514 515 for (i = 0; i < dc->link_count; i++) { 516 if (dc->links[i]->connector_signal != SIGNAL_TYPE_DISPLAY_PORT) 517 continue; 518 519 /* if any of the displays are lit up turn them off */ 520 status = core_link_read_dpcd(dc->links[i], DP_SET_POWER, 521 &dpcd_power_state, sizeof(dpcd_power_state)); 522 if (status == DC_OK && dpcd_power_state == DP_POWER_STATE_D0) { 523 /* blank dp stream before power off receiver*/ 524 if (dc->links[i]->link_enc->funcs->get_dig_frontend) { 525 unsigned int fe; 526 527 fe = dc->links[i]->link_enc->funcs->get_dig_frontend( 528 dc->links[i]->link_enc); 529 530 for (j = 0; j < dc->res_pool->stream_enc_count; j++) { 531 if (fe == dc->res_pool->stream_enc[j]->id) { 532 dc->res_pool->stream_enc[j]->funcs->dp_blank( 533 dc->res_pool->stream_enc[j]); 534 break; 535 } 536 } 537 } 538 dp_receiver_power_ctrl(dc->links[i], false); 539 } 540 } 541 } 542 543 /* If taking control over from VBIOS, we may want to optimize our first 544 * mode set, so we need to skip powering down pipes until we know which 545 * pipes we want to use. 546 * Otherwise, if taking control is not possible, we need to power 547 * everything down. 548 */ 549 if (dcb->funcs->is_accelerated_mode(dcb) || dc->config.power_down_display_on_boot) { 550 hws->funcs.init_pipes(dc, dc->current_state); 551 if (dc->res_pool->hubbub->funcs->allow_self_refresh_control) 552 dc->res_pool->hubbub->funcs->allow_self_refresh_control(dc->res_pool->hubbub, 553 !dc->res_pool->hubbub->ctx->dc->debug.disable_stutter); 554 } 555 556 /* In headless boot cases, DIG may be turned 557 * on which causes HW/SW discrepancies. 558 * To avoid this, power down hardware on boot 559 * if DIG is turned on and seamless boot not enabled 560 */ 561 if (dc->config.power_down_display_on_boot) { 562 struct dc_link *edp_link = get_edp_link(dc); 563 564 if (edp_link && 565 edp_link->link_enc->funcs->is_dig_enabled && 566 edp_link->link_enc->funcs->is_dig_enabled(edp_link->link_enc) && 567 dc->hwss.edp_backlight_control && 568 dc->hwss.power_down && 569 dc->hwss.edp_power_control) { 570 dc->hwss.edp_backlight_control(edp_link, false); 571 dc->hwss.power_down(dc); 572 dc->hwss.edp_power_control(edp_link, false); 573 } else { 574 for (i = 0; i < dc->link_count; i++) { 575 struct dc_link *link = dc->links[i]; 576 577 if (link->link_enc->funcs->is_dig_enabled && 578 link->link_enc->funcs->is_dig_enabled(link->link_enc) && 579 dc->hwss.power_down) { 580 dc->hwss.power_down(dc); 581 break; 582 } 583 584 } 585 } 586 } 587 588 for (i = 0; i < res_pool->audio_count; i++) { 589 struct audio *audio = res_pool->audios[i]; 590 591 audio->funcs->hw_init(audio); 592 } 593 594 for (i = 0; i < dc->link_count; i++) { 595 struct dc_link *link = dc->links[i]; 596 597 if (link->panel_cntl) 598 backlight = link->panel_cntl->funcs->hw_init(link->panel_cntl); 599 } 600 601 for (i = 0; i < dc->res_pool->pipe_count; i++) { 602 if (abms[i] != NULL) 603 abms[i]->funcs->abm_init(abms[i], backlight); 604 } 605 606 /* power AFMT HDMI memory TODO: may move to dis/en output save power*/ 607 REG_WRITE(DIO_MEM_PWR_CTRL, 0); 608 609 if (!dc->debug.disable_clock_gate) { 610 /* enable all DCN clock gating */ 611 REG_WRITE(DCCG_GATE_DISABLE_CNTL, 0); 612 613 REG_WRITE(DCCG_GATE_DISABLE_CNTL2, 0); 614 615 REG_UPDATE(DCFCLK_CNTL, DCFCLK_GATE_DIS, 0); 616 } 617 if (hws->funcs.enable_power_gating_plane) 618 hws->funcs.enable_power_gating_plane(dc->hwseq, true); 619 620 if (!dcb->funcs->is_accelerated_mode(dcb) && dc->res_pool->hubbub->funcs->init_watermarks) 621 dc->res_pool->hubbub->funcs->init_watermarks(dc->res_pool->hubbub); 622 623 if (dc->clk_mgr->funcs->notify_wm_ranges) 624 dc->clk_mgr->funcs->notify_wm_ranges(dc->clk_mgr); 625 626 if (dc->clk_mgr->funcs->set_hard_max_memclk) 627 dc->clk_mgr->funcs->set_hard_max_memclk(dc->clk_mgr); 628 629 if (dc->res_pool->hubbub->funcs->force_pstate_change_control) 630 dc->res_pool->hubbub->funcs->force_pstate_change_control( 631 dc->res_pool->hubbub, false, false); 632 } 633 634 void dcn30_set_avmute(struct pipe_ctx *pipe_ctx, bool enable) 635 { 636 if (pipe_ctx == NULL) 637 return; 638 639 if (dc_is_hdmi_tmds_signal(pipe_ctx->stream->signal) && pipe_ctx->stream_res.stream_enc != NULL) 640 pipe_ctx->stream_res.stream_enc->funcs->set_avmute( 641 pipe_ctx->stream_res.stream_enc, 642 enable); 643 } 644 645 void dcn30_update_info_frame(struct pipe_ctx *pipe_ctx) 646 { 647 bool is_hdmi_tmds; 648 bool is_dp; 649 650 ASSERT(pipe_ctx->stream); 651 652 if (pipe_ctx->stream_res.stream_enc == NULL) 653 return; /* this is not root pipe */ 654 655 is_hdmi_tmds = dc_is_hdmi_tmds_signal(pipe_ctx->stream->signal); 656 is_dp = dc_is_dp_signal(pipe_ctx->stream->signal); 657 658 if (!is_hdmi_tmds) 659 return; 660 661 if (is_hdmi_tmds) 662 pipe_ctx->stream_res.stream_enc->funcs->update_hdmi_info_packets( 663 pipe_ctx->stream_res.stream_enc, 664 &pipe_ctx->stream_res.encoder_info_frame); 665 else 666 pipe_ctx->stream_res.stream_enc->funcs->update_dp_info_packets( 667 pipe_ctx->stream_res.stream_enc, 668 &pipe_ctx->stream_res.encoder_info_frame); 669 } 670 671 void dcn30_program_dmdata_engine(struct pipe_ctx *pipe_ctx) 672 { 673 struct dc_stream_state *stream = pipe_ctx->stream; 674 struct hubp *hubp = pipe_ctx->plane_res.hubp; 675 bool enable = false; 676 struct stream_encoder *stream_enc = pipe_ctx->stream_res.stream_enc; 677 enum dynamic_metadata_mode mode = dc_is_dp_signal(stream->signal) 678 ? dmdata_dp 679 : dmdata_hdmi; 680 681 /* if using dynamic meta, don't set up generic infopackets */ 682 if (pipe_ctx->stream->dmdata_address.quad_part != 0) { 683 pipe_ctx->stream_res.encoder_info_frame.hdrsmd.valid = false; 684 enable = true; 685 } 686 687 if (!hubp) 688 return; 689 690 if (!stream_enc || !stream_enc->funcs->set_dynamic_metadata) 691 return; 692 693 stream_enc->funcs->set_dynamic_metadata(stream_enc, enable, 694 hubp->inst, mode); 695 } 696 697 bool dcn30_apply_idle_power_optimizations(struct dc *dc, bool enable) 698 { 699 union dmub_rb_cmd cmd; 700 unsigned int surface_size, refresh_hz, denom; 701 uint32_t tmr_delay = 0, tmr_scale = 0; 702 703 if (!dc->ctx->dmub_srv) 704 return false; 705 706 if (enable) { 707 if (dc->current_state) { 708 int i; 709 710 /* First, check no-memory-requests case */ 711 for (i = 0; i < dc->current_state->stream_count; i++) { 712 if (dc->current_state->stream_status[i] 713 .plane_count) 714 /* Fail eligibility on a visible stream */ 715 break; 716 } 717 718 // TODO: remove hard code size 719 if (surface_size < 128 * 1024 * 1024) { 720 refresh_hz = div_u64((unsigned long long) dc->current_state->streams[0]->timing.pix_clk_100hz * 721 100LL, 722 (dc->current_state->streams[0]->timing.v_total * 723 dc->current_state->streams[0]->timing.h_total)); 724 725 /* 726 * Delay_Us = 65.28 * (64 + MallFrameCacheTmrDly) * 2^MallFrameCacheTmrScale 727 * Delay_Us / 65.28 = (64 + MallFrameCacheTmrDly) * 2^MallFrameCacheTmrScale 728 * (Delay_Us / 65.28) / 2^MallFrameCacheTmrScale = 64 + MallFrameCacheTmrDly 729 * MallFrameCacheTmrDly = ((Delay_Us / 65.28) / 2^MallFrameCacheTmrScale) - 64 730 * = (1000000 / refresh) / 65.28 / 2^MallFrameCacheTmrScale - 64 731 * = 1000000 / (refresh * 65.28 * 2^MallFrameCacheTmrScale) - 64 732 * = (1000000 * 100) / (refresh * 6528 * 2^MallFrameCacheTmrScale) - 64 733 * 734 * need to round up the result of the division before the subtraction 735 */ 736 denom = refresh_hz * 6528; 737 tmr_delay = div_u64((100000000LL + denom - 1), denom) - 64LL; 738 739 /* scale should be increased until it fits into 6 bits */ 740 while (tmr_delay & ~0x3F) { 741 tmr_scale++; 742 743 if (tmr_scale > 3) { 744 /* The delay exceeds the range of the hystersis timer */ 745 ASSERT(false); 746 return false; 747 } 748 749 denom *= 2; 750 tmr_delay = div_u64((100000000LL + denom - 1), denom) - 64LL; 751 } 752 753 /* Enable MALL */ 754 memset(&cmd, 0, sizeof(cmd)); 755 cmd.mall.header.type = DMUB_CMD__MALL; 756 cmd.mall.header.sub_type = 757 DMUB_CMD__MALL_ACTION_ALLOW; 758 cmd.mall.header.payload_bytes = 759 sizeof(cmd.mall) - 760 sizeof(cmd.mall.header); 761 cmd.mall.tmr_delay = tmr_delay; 762 cmd.mall.tmr_scale = tmr_scale; 763 764 dc_dmub_srv_cmd_queue(dc->ctx->dmub_srv, &cmd); 765 dc_dmub_srv_cmd_execute(dc->ctx->dmub_srv); 766 767 return true; 768 } 769 } 770 771 /* No applicable optimizations */ 772 return false; 773 } 774 775 /* Disable MALL */ 776 memset(&cmd, 0, sizeof(cmd)); 777 cmd.mall.header.type = DMUB_CMD__MALL; 778 cmd.mall.header.sub_type = DMUB_CMD__MALL_ACTION_DISALLOW; 779 cmd.mall.header.payload_bytes = 780 sizeof(cmd.mall) - sizeof(cmd.mall.header); 781 782 dc_dmub_srv_cmd_queue(dc->ctx->dmub_srv, &cmd); 783 dc_dmub_srv_cmd_execute(dc->ctx->dmub_srv); 784 dc_dmub_srv_wait_idle(dc->ctx->dmub_srv); 785 786 return true; 787 } 788 789 void dcn30_hardware_release(struct dc *dc) 790 { 791 /* if pstate unsupported, force it supported */ 792 if (!dc->clk_mgr->clks.p_state_change_support && 793 dc->res_pool->hubbub->funcs->force_pstate_change_control) 794 dc->res_pool->hubbub->funcs->force_pstate_change_control( 795 dc->res_pool->hubbub, true, true); 796 } 797