1 /* 2 * Copyright 2016 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 "dccg.h" 32 #include "dce/dce_hwseq.h" 33 #include "clk_mgr.h" 34 #include "reg_helper.h" 35 #include "abm.h" 36 #include "hubp.h" 37 #include "dchubbub.h" 38 #include "timing_generator.h" 39 #include "opp.h" 40 #include "ipp.h" 41 #include "mpc.h" 42 #include "mcif_wb.h" 43 #include "dc_dmub_srv.h" 44 #include "dcn31_hwseq.h" 45 #include "link_hwss.h" 46 #include "dpcd_defs.h" 47 #include "dce/dmub_outbox.h" 48 #include "link.h" 49 #include "dcn10/dcn10_hw_sequencer.h" 50 #include "inc/link_enc_cfg.h" 51 #include "dcn30/dcn30_vpg.h" 52 #include "dce/dce_i2c_hw.h" 53 54 #define DC_LOGGER_INIT(logger) 55 56 #define CTX \ 57 hws->ctx 58 #define REG(reg)\ 59 hws->regs->reg 60 #define DC_LOGGER \ 61 dc->ctx->logger 62 63 64 #undef FN 65 #define FN(reg_name, field_name) \ 66 hws->shifts->field_name, hws->masks->field_name 67 68 static void enable_memory_low_power(struct dc *dc) 69 { 70 struct dce_hwseq *hws = dc->hwseq; 71 int i; 72 73 if (dc->debug.enable_mem_low_power.bits.dmcu) { 74 // Force ERAM to shutdown if DMCU is not enabled 75 if (dc->debug.disable_dmcu || dc->config.disable_dmcu) { 76 REG_UPDATE(DMU_MEM_PWR_CNTL, DMCU_ERAM_MEM_PWR_FORCE, 3); 77 } 78 } 79 80 // Set default OPTC memory power states 81 if (dc->debug.enable_mem_low_power.bits.optc) { 82 // Shutdown when unassigned and light sleep in VBLANK 83 REG_SET_2(ODM_MEM_PWR_CTRL3, 0, ODM_MEM_UNASSIGNED_PWR_MODE, 3, ODM_MEM_VBLANK_PWR_MODE, 1); 84 } 85 86 if (dc->debug.enable_mem_low_power.bits.vga) { 87 // Power down VGA memory 88 REG_UPDATE(MMHUBBUB_MEM_PWR_CNTL, VGA_MEM_PWR_FORCE, 1); 89 } 90 91 if (dc->debug.enable_mem_low_power.bits.mpc && 92 dc->res_pool->mpc->funcs->set_mpc_mem_lp_mode) 93 dc->res_pool->mpc->funcs->set_mpc_mem_lp_mode(dc->res_pool->mpc); 94 95 96 if (dc->debug.enable_mem_low_power.bits.vpg && dc->res_pool->stream_enc[0]->vpg->funcs->vpg_powerdown) { 97 // Power down VPGs 98 for (i = 0; i < dc->res_pool->stream_enc_count; i++) 99 dc->res_pool->stream_enc[i]->vpg->funcs->vpg_powerdown(dc->res_pool->stream_enc[i]->vpg); 100 #if defined(CONFIG_DRM_AMD_DC_FP) 101 for (i = 0; i < dc->res_pool->hpo_dp_stream_enc_count; i++) 102 dc->res_pool->hpo_dp_stream_enc[i]->vpg->funcs->vpg_powerdown(dc->res_pool->hpo_dp_stream_enc[i]->vpg); 103 #endif 104 } 105 106 } 107 108 void dcn31_init_hw(struct dc *dc) 109 { 110 struct abm **abms = dc->res_pool->multiple_abms; 111 struct dce_hwseq *hws = dc->hwseq; 112 struct dc_bios *dcb = dc->ctx->dc_bios; 113 struct resource_pool *res_pool = dc->res_pool; 114 uint32_t backlight = MAX_BACKLIGHT_LEVEL; 115 int i; 116 117 if (dc->clk_mgr && dc->clk_mgr->funcs->init_clocks) 118 dc->clk_mgr->funcs->init_clocks(dc->clk_mgr); 119 120 if (!dcb->funcs->is_accelerated_mode(dcb)) { 121 hws->funcs.bios_golden_init(dc); 122 if (hws->funcs.disable_vga) 123 hws->funcs.disable_vga(dc->hwseq); 124 } 125 // Initialize the dccg 126 if (res_pool->dccg->funcs->dccg_init) 127 res_pool->dccg->funcs->dccg_init(res_pool->dccg); 128 129 enable_memory_low_power(dc); 130 131 if (dc->ctx->dc_bios->fw_info_valid) { 132 res_pool->ref_clocks.xtalin_clock_inKhz = 133 dc->ctx->dc_bios->fw_info.pll_info.crystal_frequency; 134 135 if (res_pool->dccg && res_pool->hubbub) { 136 137 (res_pool->dccg->funcs->get_dccg_ref_freq)(res_pool->dccg, 138 dc->ctx->dc_bios->fw_info.pll_info.crystal_frequency, 139 &res_pool->ref_clocks.dccg_ref_clock_inKhz); 140 141 (res_pool->hubbub->funcs->get_dchub_ref_freq)(res_pool->hubbub, 142 res_pool->ref_clocks.dccg_ref_clock_inKhz, 143 &res_pool->ref_clocks.dchub_ref_clock_inKhz); 144 } else { 145 // Not all ASICs have DCCG sw component 146 res_pool->ref_clocks.dccg_ref_clock_inKhz = 147 res_pool->ref_clocks.xtalin_clock_inKhz; 148 res_pool->ref_clocks.dchub_ref_clock_inKhz = 149 res_pool->ref_clocks.xtalin_clock_inKhz; 150 } 151 } else 152 ASSERT_CRITICAL(false); 153 154 for (i = 0; i < dc->link_count; i++) { 155 /* Power up AND update implementation according to the 156 * required signal (which may be different from the 157 * default signal on connector). 158 */ 159 struct dc_link *link = dc->links[i]; 160 161 if (link->ep_type != DISPLAY_ENDPOINT_PHY) 162 continue; 163 164 link->link_enc->funcs->hw_init(link->link_enc); 165 166 /* Check for enabled DIG to identify enabled display */ 167 if (link->link_enc->funcs->is_dig_enabled && 168 link->link_enc->funcs->is_dig_enabled(link->link_enc)) { 169 link->link_status.link_active = true; 170 if (link->link_enc->funcs->fec_is_active && 171 link->link_enc->funcs->fec_is_active(link->link_enc)) 172 link->fec_state = dc_link_fec_enabled; 173 } 174 } 175 176 /* we want to turn off all dp displays before doing detection */ 177 dc->link_srv->blank_all_dp_displays(dc); 178 179 if (hws->funcs.enable_power_gating_plane) 180 hws->funcs.enable_power_gating_plane(dc->hwseq, true); 181 182 /* If taking control over from VBIOS, we may want to optimize our first 183 * mode set, so we need to skip powering down pipes until we know which 184 * pipes we want to use. 185 * Otherwise, if taking control is not possible, we need to power 186 * everything down. 187 */ 188 if (dcb->funcs->is_accelerated_mode(dcb) || !dc->config.seamless_boot_edp_requested) { 189 190 // we want to turn off edp displays if odm is enabled and no seamless boot 191 if (!dc->caps.seamless_odm) { 192 for (i = 0; i < dc->res_pool->timing_generator_count; i++) { 193 struct timing_generator *tg = dc->res_pool->timing_generators[i]; 194 uint32_t num_opps, opp_id_src0, opp_id_src1; 195 196 num_opps = 1; 197 if (tg) { 198 if (tg->funcs->is_tg_enabled(tg) && tg->funcs->get_optc_source) { 199 tg->funcs->get_optc_source(tg, &num_opps, 200 &opp_id_src0, &opp_id_src1); 201 } 202 } 203 204 if (num_opps > 1) { 205 dc->link_srv->blank_all_edp_displays(dc); 206 break; 207 } 208 } 209 } 210 211 hws->funcs.init_pipes(dc, dc->current_state); 212 if (dc->res_pool->hubbub->funcs->allow_self_refresh_control) 213 dc->res_pool->hubbub->funcs->allow_self_refresh_control(dc->res_pool->hubbub, 214 !dc->res_pool->hubbub->ctx->dc->debug.disable_stutter); 215 } 216 217 for (i = 0; i < res_pool->audio_count; i++) { 218 struct audio *audio = res_pool->audios[i]; 219 220 audio->funcs->hw_init(audio); 221 } 222 223 for (i = 0; i < dc->link_count; i++) { 224 struct dc_link *link = dc->links[i]; 225 226 if (link->panel_cntl) 227 backlight = link->panel_cntl->funcs->hw_init(link->panel_cntl); 228 } 229 230 for (i = 0; i < dc->res_pool->pipe_count; i++) { 231 if (abms[i] != NULL) 232 abms[i]->funcs->abm_init(abms[i], backlight); 233 } 234 235 /* power AFMT HDMI memory TODO: may move to dis/en output save power*/ 236 REG_WRITE(DIO_MEM_PWR_CTRL, 0); 237 238 // Set i2c to light sleep until engine is setup 239 if (dc->debug.enable_mem_low_power.bits.i2c) 240 REG_UPDATE(DIO_MEM_PWR_CTRL, I2C_LIGHT_SLEEP_FORCE, 1); 241 242 if (hws->funcs.setup_hpo_hw_control) 243 hws->funcs.setup_hpo_hw_control(hws, false); 244 245 if (!dc->debug.disable_clock_gate) { 246 /* enable all DCN clock gating */ 247 REG_WRITE(DCCG_GATE_DISABLE_CNTL, 0); 248 249 REG_WRITE(DCCG_GATE_DISABLE_CNTL2, 0); 250 251 REG_UPDATE(DCFCLK_CNTL, DCFCLK_GATE_DIS, 0); 252 } 253 254 if (!dcb->funcs->is_accelerated_mode(dcb) && dc->res_pool->hubbub->funcs->init_watermarks) 255 dc->res_pool->hubbub->funcs->init_watermarks(dc->res_pool->hubbub); 256 257 if (dc->clk_mgr->funcs->notify_wm_ranges) 258 dc->clk_mgr->funcs->notify_wm_ranges(dc->clk_mgr); 259 260 if (dc->clk_mgr->funcs->set_hard_max_memclk && !dc->clk_mgr->dc_mode_softmax_enabled) 261 dc->clk_mgr->funcs->set_hard_max_memclk(dc->clk_mgr); 262 263 if (dc->res_pool->hubbub->funcs->force_pstate_change_control) 264 dc->res_pool->hubbub->funcs->force_pstate_change_control( 265 dc->res_pool->hubbub, false, false); 266 #if defined(CONFIG_DRM_AMD_DC_FP) 267 if (dc->res_pool->hubbub->funcs->init_crb) 268 dc->res_pool->hubbub->funcs->init_crb(dc->res_pool->hubbub); 269 #endif 270 271 // Get DMCUB capabilities 272 dc_dmub_srv_query_caps_cmd(dc->ctx->dmub_srv); 273 dc->caps.dmub_caps.psr = dc->ctx->dmub_srv->dmub->feature_caps.psr; 274 dc->caps.dmub_caps.mclk_sw = dc->ctx->dmub_srv->dmub->feature_caps.fw_assisted_mclk_switch; 275 } 276 277 void dcn31_dsc_pg_control( 278 struct dce_hwseq *hws, 279 unsigned int dsc_inst, 280 bool power_on) 281 { 282 uint32_t power_gate = power_on ? 0 : 1; 283 uint32_t pwr_status = power_on ? 0 : 2; 284 uint32_t org_ip_request_cntl = 0; 285 286 if (hws->ctx->dc->debug.disable_dsc_power_gate) 287 return; 288 289 if (hws->ctx->dc->debug.root_clock_optimization.bits.dsc && 290 hws->ctx->dc->res_pool->dccg->funcs->enable_dsc && 291 power_on) 292 hws->ctx->dc->res_pool->dccg->funcs->enable_dsc( 293 hws->ctx->dc->res_pool->dccg, dsc_inst); 294 295 REG_GET(DC_IP_REQUEST_CNTL, IP_REQUEST_EN, &org_ip_request_cntl); 296 if (org_ip_request_cntl == 0) 297 REG_SET(DC_IP_REQUEST_CNTL, 0, IP_REQUEST_EN, 1); 298 299 switch (dsc_inst) { 300 case 0: /* DSC0 */ 301 REG_UPDATE(DOMAIN16_PG_CONFIG, 302 DOMAIN_POWER_GATE, power_gate); 303 304 REG_WAIT(DOMAIN16_PG_STATUS, 305 DOMAIN_PGFSM_PWR_STATUS, pwr_status, 306 1, 1000); 307 break; 308 case 1: /* DSC1 */ 309 REG_UPDATE(DOMAIN17_PG_CONFIG, 310 DOMAIN_POWER_GATE, power_gate); 311 312 REG_WAIT(DOMAIN17_PG_STATUS, 313 DOMAIN_PGFSM_PWR_STATUS, pwr_status, 314 1, 1000); 315 break; 316 case 2: /* DSC2 */ 317 REG_UPDATE(DOMAIN18_PG_CONFIG, 318 DOMAIN_POWER_GATE, power_gate); 319 320 REG_WAIT(DOMAIN18_PG_STATUS, 321 DOMAIN_PGFSM_PWR_STATUS, pwr_status, 322 1, 1000); 323 break; 324 default: 325 BREAK_TO_DEBUGGER(); 326 break; 327 } 328 329 if (org_ip_request_cntl == 0) 330 REG_SET(DC_IP_REQUEST_CNTL, 0, IP_REQUEST_EN, 0); 331 332 if (hws->ctx->dc->debug.root_clock_optimization.bits.dsc) { 333 if (hws->ctx->dc->res_pool->dccg->funcs->disable_dsc && !power_on) 334 hws->ctx->dc->res_pool->dccg->funcs->disable_dsc( 335 hws->ctx->dc->res_pool->dccg, dsc_inst); 336 } 337 338 } 339 340 341 void dcn31_enable_power_gating_plane( 342 struct dce_hwseq *hws, 343 bool enable) 344 { 345 bool force_on = true; /* disable power gating */ 346 uint32_t org_ip_request_cntl = 0; 347 348 if (enable && !hws->ctx->dc->debug.disable_hubp_power_gate) 349 force_on = false; 350 351 REG_GET(DC_IP_REQUEST_CNTL, IP_REQUEST_EN, &org_ip_request_cntl); 352 if (org_ip_request_cntl == 0) 353 REG_SET(DC_IP_REQUEST_CNTL, 0, IP_REQUEST_EN, 1); 354 /* DCHUBP0/1/2/3/4/5 */ 355 REG_UPDATE(DOMAIN0_PG_CONFIG, DOMAIN_POWER_FORCEON, force_on); 356 REG_UPDATE(DOMAIN2_PG_CONFIG, DOMAIN_POWER_FORCEON, force_on); 357 /* DPP0/1/2/3/4/5 */ 358 REG_UPDATE(DOMAIN1_PG_CONFIG, DOMAIN_POWER_FORCEON, force_on); 359 REG_UPDATE(DOMAIN3_PG_CONFIG, DOMAIN_POWER_FORCEON, force_on); 360 361 force_on = true; /* disable power gating */ 362 if (enable && !hws->ctx->dc->debug.disable_dsc_power_gate) 363 force_on = false; 364 365 /* DCS0/1/2/3/4/5 */ 366 REG_UPDATE(DOMAIN16_PG_CONFIG, DOMAIN_POWER_FORCEON, force_on); 367 REG_UPDATE(DOMAIN17_PG_CONFIG, DOMAIN_POWER_FORCEON, force_on); 368 REG_UPDATE(DOMAIN18_PG_CONFIG, DOMAIN_POWER_FORCEON, force_on); 369 370 if (org_ip_request_cntl == 0) 371 REG_SET(DC_IP_REQUEST_CNTL, 0, IP_REQUEST_EN, 0); 372 } 373 374 void dcn31_update_info_frame(struct pipe_ctx *pipe_ctx) 375 { 376 bool is_hdmi_tmds; 377 bool is_dp; 378 379 ASSERT(pipe_ctx->stream); 380 381 if (pipe_ctx->stream_res.stream_enc == NULL) 382 return; /* this is not root pipe */ 383 384 is_hdmi_tmds = dc_is_hdmi_tmds_signal(pipe_ctx->stream->signal); 385 is_dp = dc_is_dp_signal(pipe_ctx->stream->signal); 386 387 if (!is_hdmi_tmds && !is_dp) 388 return; 389 390 if (is_hdmi_tmds) 391 pipe_ctx->stream_res.stream_enc->funcs->update_hdmi_info_packets( 392 pipe_ctx->stream_res.stream_enc, 393 &pipe_ctx->stream_res.encoder_info_frame); 394 else if (pipe_ctx->stream->ctx->dc->link_srv->dp_is_128b_132b_signal(pipe_ctx)) { 395 pipe_ctx->stream_res.hpo_dp_stream_enc->funcs->update_dp_info_packets( 396 pipe_ctx->stream_res.hpo_dp_stream_enc, 397 &pipe_ctx->stream_res.encoder_info_frame); 398 return; 399 } else { 400 if (pipe_ctx->stream_res.stream_enc->funcs->update_dp_info_packets_sdp_line_num) 401 pipe_ctx->stream_res.stream_enc->funcs->update_dp_info_packets_sdp_line_num( 402 pipe_ctx->stream_res.stream_enc, 403 &pipe_ctx->stream_res.encoder_info_frame); 404 405 pipe_ctx->stream_res.stream_enc->funcs->update_dp_info_packets( 406 pipe_ctx->stream_res.stream_enc, 407 &pipe_ctx->stream_res.encoder_info_frame); 408 } 409 } 410 void dcn31_z10_save_init(struct dc *dc) 411 { 412 union dmub_rb_cmd cmd; 413 414 memset(&cmd, 0, sizeof(cmd)); 415 cmd.dcn_restore.header.type = DMUB_CMD__IDLE_OPT; 416 cmd.dcn_restore.header.sub_type = DMUB_CMD__IDLE_OPT_DCN_SAVE_INIT; 417 418 dm_execute_dmub_cmd(dc->ctx, &cmd, DM_DMUB_WAIT_TYPE_WAIT); 419 } 420 421 void dcn31_z10_restore(const struct dc *dc) 422 { 423 union dmub_rb_cmd cmd; 424 425 /* 426 * DMUB notifies whether restore is required. 427 * Optimization to avoid sending commands when not required. 428 */ 429 if (!dc_dmub_srv_is_restore_required(dc->ctx->dmub_srv)) 430 return; 431 432 memset(&cmd, 0, sizeof(cmd)); 433 cmd.dcn_restore.header.type = DMUB_CMD__IDLE_OPT; 434 cmd.dcn_restore.header.sub_type = DMUB_CMD__IDLE_OPT_DCN_RESTORE; 435 436 dm_execute_dmub_cmd(dc->ctx, &cmd, DM_DMUB_WAIT_TYPE_WAIT); 437 } 438 439 void dcn31_hubp_pg_control(struct dce_hwseq *hws, unsigned int hubp_inst, bool power_on) 440 { 441 uint32_t power_gate = power_on ? 0 : 1; 442 uint32_t pwr_status = power_on ? 0 : 2; 443 uint32_t org_ip_request_cntl; 444 if (hws->ctx->dc->debug.disable_hubp_power_gate) 445 return; 446 447 if (REG(DOMAIN0_PG_CONFIG) == 0) 448 return; 449 REG_GET(DC_IP_REQUEST_CNTL, IP_REQUEST_EN, &org_ip_request_cntl); 450 if (org_ip_request_cntl == 0) 451 REG_SET(DC_IP_REQUEST_CNTL, 0, IP_REQUEST_EN, 1); 452 453 switch (hubp_inst) { 454 case 0: 455 REG_SET(DOMAIN0_PG_CONFIG, 0, DOMAIN_POWER_GATE, power_gate); 456 REG_WAIT(DOMAIN0_PG_STATUS, DOMAIN_PGFSM_PWR_STATUS, pwr_status, 1, 1000); 457 break; 458 case 1: 459 REG_SET(DOMAIN1_PG_CONFIG, 0, DOMAIN_POWER_GATE, power_gate); 460 REG_WAIT(DOMAIN1_PG_STATUS, DOMAIN_PGFSM_PWR_STATUS, pwr_status, 1, 1000); 461 break; 462 case 2: 463 REG_SET(DOMAIN2_PG_CONFIG, 0, DOMAIN_POWER_GATE, power_gate); 464 REG_WAIT(DOMAIN2_PG_STATUS, DOMAIN_PGFSM_PWR_STATUS, pwr_status, 1, 1000); 465 break; 466 case 3: 467 REG_SET(DOMAIN3_PG_CONFIG, 0, DOMAIN_POWER_GATE, power_gate); 468 REG_WAIT(DOMAIN3_PG_STATUS, DOMAIN_PGFSM_PWR_STATUS, pwr_status, 1, 1000); 469 break; 470 default: 471 BREAK_TO_DEBUGGER(); 472 break; 473 } 474 if (org_ip_request_cntl == 0) 475 REG_SET(DC_IP_REQUEST_CNTL, 0, IP_REQUEST_EN, 0); 476 } 477 478 int dcn31_init_sys_ctx(struct dce_hwseq *hws, struct dc *dc, struct dc_phy_addr_space_config *pa_config) 479 { 480 struct dcn_hubbub_phys_addr_config config; 481 482 config.system_aperture.fb_top = pa_config->system_aperture.fb_top; 483 config.system_aperture.fb_offset = pa_config->system_aperture.fb_offset; 484 config.system_aperture.fb_base = pa_config->system_aperture.fb_base; 485 config.system_aperture.agp_top = pa_config->system_aperture.agp_top; 486 config.system_aperture.agp_bot = pa_config->system_aperture.agp_bot; 487 config.system_aperture.agp_base = pa_config->system_aperture.agp_base; 488 config.gart_config.page_table_start_addr = pa_config->gart_config.page_table_start_addr; 489 config.gart_config.page_table_end_addr = pa_config->gart_config.page_table_end_addr; 490 491 if (pa_config->gart_config.base_addr_is_mc_addr) { 492 /* Convert from MC address to offset into FB */ 493 config.gart_config.page_table_base_addr = pa_config->gart_config.page_table_base_addr - 494 pa_config->system_aperture.fb_base + 495 pa_config->system_aperture.fb_offset; 496 } else 497 config.gart_config.page_table_base_addr = pa_config->gart_config.page_table_base_addr; 498 499 return dc->res_pool->hubbub->funcs->init_dchub_sys_ctx(dc->res_pool->hubbub, &config); 500 } 501 502 static void dcn31_reset_back_end_for_pipe( 503 struct dc *dc, 504 struct pipe_ctx *pipe_ctx, 505 struct dc_state *context) 506 { 507 struct dc_link *link; 508 509 DC_LOGGER_INIT(dc->ctx->logger); 510 if (pipe_ctx->stream_res.stream_enc == NULL) { 511 pipe_ctx->stream = NULL; 512 return; 513 } 514 ASSERT(!pipe_ctx->top_pipe); 515 516 dc->hwss.set_abm_immediate_disable(pipe_ctx); 517 518 pipe_ctx->stream_res.tg->funcs->set_dsc_config( 519 pipe_ctx->stream_res.tg, 520 OPTC_DSC_DISABLED, 0, 0); 521 pipe_ctx->stream_res.tg->funcs->disable_crtc(pipe_ctx->stream_res.tg); 522 pipe_ctx->stream_res.tg->funcs->enable_optc_clock(pipe_ctx->stream_res.tg, false); 523 if (pipe_ctx->stream_res.tg->funcs->set_odm_bypass) 524 pipe_ctx->stream_res.tg->funcs->set_odm_bypass( 525 pipe_ctx->stream_res.tg, &pipe_ctx->stream->timing); 526 if (dc_is_hdmi_tmds_signal(pipe_ctx->stream->signal)) 527 pipe_ctx->stream->link->phy_state.symclk_ref_cnts.otg = 0; 528 529 if (pipe_ctx->stream_res.tg->funcs->set_drr) 530 pipe_ctx->stream_res.tg->funcs->set_drr( 531 pipe_ctx->stream_res.tg, NULL); 532 533 link = pipe_ctx->stream->link; 534 /* DPMS may already disable or */ 535 /* dpms_off status is incorrect due to fastboot 536 * feature. When system resume from S4 with second 537 * screen only, the dpms_off would be true but 538 * VBIOS lit up eDP, so check link status too. 539 */ 540 if (!pipe_ctx->stream->dpms_off || link->link_status.link_active) 541 dc->link_srv->set_dpms_off(pipe_ctx); 542 else if (pipe_ctx->stream_res.audio) 543 dc->hwss.disable_audio_stream(pipe_ctx); 544 545 /* free acquired resources */ 546 if (pipe_ctx->stream_res.audio) { 547 /*disable az_endpoint*/ 548 pipe_ctx->stream_res.audio->funcs->az_disable(pipe_ctx->stream_res.audio); 549 550 /*free audio*/ 551 if (dc->caps.dynamic_audio == true) { 552 /*we have to dynamic arbitrate the audio endpoints*/ 553 /*we free the resource, need reset is_audio_acquired*/ 554 update_audio_usage(&dc->current_state->res_ctx, dc->res_pool, 555 pipe_ctx->stream_res.audio, false); 556 pipe_ctx->stream_res.audio = NULL; 557 } 558 } 559 560 pipe_ctx->stream = NULL; 561 DC_LOG_DEBUG("Reset back end for pipe %d, tg:%d\n", 562 pipe_ctx->pipe_idx, pipe_ctx->stream_res.tg->inst); 563 } 564 565 void dcn31_reset_hw_ctx_wrap( 566 struct dc *dc, 567 struct dc_state *context) 568 { 569 int i; 570 struct dce_hwseq *hws = dc->hwseq; 571 572 /* Reset Back End*/ 573 for (i = dc->res_pool->pipe_count - 1; i >= 0 ; i--) { 574 struct pipe_ctx *pipe_ctx_old = 575 &dc->current_state->res_ctx.pipe_ctx[i]; 576 struct pipe_ctx *pipe_ctx = &context->res_ctx.pipe_ctx[i]; 577 578 if (!pipe_ctx_old->stream) 579 continue; 580 581 if (pipe_ctx_old->top_pipe || pipe_ctx_old->prev_odm_pipe) 582 continue; 583 584 if (!pipe_ctx->stream || 585 pipe_need_reprogram(pipe_ctx_old, pipe_ctx)) { 586 struct clock_source *old_clk = pipe_ctx_old->clock_source; 587 588 dcn31_reset_back_end_for_pipe(dc, pipe_ctx_old, dc->current_state); 589 if (hws->funcs.enable_stream_gating) 590 hws->funcs.enable_stream_gating(dc, pipe_ctx_old); 591 if (old_clk) 592 old_clk->funcs->cs_power_down(old_clk); 593 } 594 } 595 596 /* New dc_state in the process of being applied to hardware. */ 597 link_enc_cfg_set_transient_mode(dc, dc->current_state, context); 598 } 599 600 void dcn31_setup_hpo_hw_control(const struct dce_hwseq *hws, bool enable) 601 { 602 if (hws->ctx->dc->debug.hpo_optimization) 603 REG_UPDATE(HPO_TOP_HW_CONTROL, HPO_IO_EN, !!enable); 604 } 605