Lines Matching +full:sc7180 +full:- +full:dp
1 // SPDX-License-Identifier: GPL-2.0-only
3 * Copyright (c) 2017-2020, The Linux Foundation. All rights reserved.
33 MODULE_PARM_DESC(psr_enabled, "enable PSR for eDP and DP displays");
174 { .compatible = "qcom,sa8775p-dp", .data = &msm_dp_desc_sa8775p },
175 { .compatible = "qcom,sc7180-dp", .data = &msm_dp_desc_sc7180 },
176 { .compatible = "qcom,sc7280-dp", .data = &msm_dp_desc_sc7280 },
177 { .compatible = "qcom,sc7280-edp", .data = &msm_dp_desc_sc7280 },
178 { .compatible = "qcom,sc8180x-dp", .data = &msm_dp_desc_sc8180x },
179 { .compatible = "qcom,sc8180x-edp", .data = &msm_dp_desc_sc8180x },
180 { .compatible = "qcom,sc8280xp-dp", .data = &msm_dp_desc_sc8280xp },
181 { .compatible = "qcom,sc8280xp-edp", .data = &msm_dp_desc_sc8280xp },
182 { .compatible = "qcom,sdm845-dp", .data = &msm_dp_desc_sc7180 },
183 { .compatible = "qcom,sm8350-dp", .data = &msm_dp_desc_sc7180 },
184 { .compatible = "qcom,sm8650-dp", .data = &msm_dp_desc_sm8650 },
185 { .compatible = "qcom,x1e80100-dp", .data = &msm_dp_desc_x1e80100 },
191 struct msm_dp *dp = dev_get_drvdata(dev); in dev_get_dp_display_private() local
193 return container_of(dp, struct msm_dp_display_private, msm_dp_display); in dev_get_dp_display_private()
203 spin_lock_irqsave(&msm_dp_priv->event_lock, flag); in msm_dp_add_event()
204 pndx = msm_dp_priv->event_pndx + 1; in msm_dp_add_event()
206 if (pndx == msm_dp_priv->event_gndx) { in msm_dp_add_event()
208 msm_dp_priv->event_pndx, msm_dp_priv->event_gndx); in msm_dp_add_event()
209 spin_unlock_irqrestore(&msm_dp_priv->event_lock, flag); in msm_dp_add_event()
210 return -EPERM; in msm_dp_add_event()
212 todo = &msm_dp_priv->event_list[msm_dp_priv->event_pndx++]; in msm_dp_add_event()
213 msm_dp_priv->event_pndx %= DP_EVENT_Q_MAX; in msm_dp_add_event()
214 todo->event_id = event; in msm_dp_add_event()
215 todo->data = data; in msm_dp_add_event()
216 todo->delay = delay; in msm_dp_add_event()
217 wake_up(&msm_dp_priv->event_q); in msm_dp_add_event()
218 spin_unlock_irqrestore(&msm_dp_priv->event_lock, flag); in msm_dp_add_event()
229 spin_lock_irqsave(&msm_dp_priv->event_lock, flag); in msm_dp_del_event()
230 if (msm_dp_priv->event_pndx == msm_dp_priv->event_gndx) { in msm_dp_del_event()
231 spin_unlock_irqrestore(&msm_dp_priv->event_lock, flag); in msm_dp_del_event()
232 return -ENOENT; in msm_dp_del_event()
235 gndx = msm_dp_priv->event_gndx; in msm_dp_del_event()
236 while (msm_dp_priv->event_pndx != gndx) { in msm_dp_del_event()
237 todo = &msm_dp_priv->event_list[gndx]; in msm_dp_del_event()
238 if (todo->event_id == event) { in msm_dp_del_event()
239 todo->event_id = EV_NO_EVENT; /* deleted */ in msm_dp_del_event()
240 todo->delay = 0; in msm_dp_del_event()
245 spin_unlock_irqrestore(&msm_dp_priv->event_lock, flag); in msm_dp_del_event()
252 struct msm_dp_display_private *dp; in msm_dp_display_signal_audio_start() local
254 dp = container_of(msm_dp_display, struct msm_dp_display_private, msm_dp_display); in msm_dp_display_signal_audio_start()
256 reinit_completion(&dp->audio_comp); in msm_dp_display_signal_audio_start()
261 struct msm_dp_display_private *dp; in msm_dp_display_signal_audio_complete() local
263 dp = container_of(msm_dp_display, struct msm_dp_display_private, msm_dp_display); in msm_dp_display_signal_audio_complete()
265 complete_all(&dp->audio_comp); in msm_dp_display_signal_audio_complete()
274 struct msm_dp_display_private *dp = dev_get_dp_display_private(dev); in msm_dp_display_bind() local
276 struct drm_device *drm = priv->dev; in msm_dp_display_bind()
278 dp->msm_dp_display.drm_dev = drm; in msm_dp_display_bind()
279 priv->dp[dp->id] = &dp->msm_dp_display; in msm_dp_display_bind()
283 dp->drm_dev = drm; in msm_dp_display_bind()
284 dp->aux->drm_dev = drm; in msm_dp_display_bind()
285 rc = msm_dp_aux_register(dp->aux); in msm_dp_display_bind()
287 DRM_ERROR("DRM DP AUX register failed\n"); in msm_dp_display_bind()
292 rc = msm_dp_register_audio_driver(dev, dp->audio); in msm_dp_display_bind()
294 DRM_ERROR("Audio registration Dp failed\n"); in msm_dp_display_bind()
298 rc = msm_dp_hpd_event_thread_start(dp); in msm_dp_display_bind()
312 struct msm_dp_display_private *dp = dev_get_dp_display_private(dev); in msm_dp_display_unbind() local
315 kthread_stop(dp->ev_tsk); in msm_dp_display_unbind()
317 of_dp_aux_depopulate_bus(dp->aux); in msm_dp_display_unbind()
319 msm_dp_unregister_audio_driver(dev, dp->audio); in msm_dp_display_unbind()
320 msm_dp_aux_unregister(dp->aux); in msm_dp_display_unbind()
321 dp->drm_dev = NULL; in msm_dp_display_unbind()
322 dp->aux->drm_dev = NULL; in msm_dp_display_unbind()
323 priv->dp[dp->id] = NULL; in msm_dp_display_unbind()
333 struct msm_dp_display_private *dp; in msm_dp_display_send_hpd_event() local
336 dp = container_of(msm_dp_display, struct msm_dp_display_private, msm_dp_display); in msm_dp_display_send_hpd_event()
338 connector = dp->msm_dp_display.connector; in msm_dp_display_send_hpd_event()
339 drm_helper_hpd_irq_event(connector->dev); in msm_dp_display_send_hpd_event()
342 static int msm_dp_display_send_hpd_notification(struct msm_dp_display_private *dp, in msm_dp_display_send_hpd_notification() argument
345 if ((hpd && dp->msm_dp_display.link_ready) || in msm_dp_display_send_hpd_notification()
346 (!hpd && !dp->msm_dp_display.link_ready)) { in msm_dp_display_send_hpd_notification()
347 drm_dbg_dp(dp->drm_dev, "HPD already %s\n", str_on_off(hpd)); in msm_dp_display_send_hpd_notification()
353 dp->panel->video_test = false; in msm_dp_display_send_hpd_notification()
354 if (!dp->msm_dp_display.is_edp) in msm_dp_display_send_hpd_notification()
355 drm_dp_set_subconnector_property(dp->msm_dp_display.connector, in msm_dp_display_send_hpd_notification()
357 dp->panel->dpcd, in msm_dp_display_send_hpd_notification()
358 dp->panel->downstream_ports); in msm_dp_display_send_hpd_notification()
361 dp->msm_dp_display.link_ready = hpd; in msm_dp_display_send_hpd_notification()
363 drm_dbg_dp(dp->drm_dev, "type=%d hpd=%d\n", in msm_dp_display_send_hpd_notification()
364 dp->msm_dp_display.connector_type, hpd); in msm_dp_display_send_hpd_notification()
365 msm_dp_display_send_hpd_event(&dp->msm_dp_display); in msm_dp_display_send_hpd_notification()
370 static void msm_dp_display_lttpr_init(struct msm_dp_display_private *dp) in msm_dp_display_lttpr_init() argument
375 if (drm_dp_read_lttpr_common_caps(dp->aux, dp->panel->dpcd, lttpr_caps)) in msm_dp_display_lttpr_init()
378 rc = drm_dp_lttpr_init(dp->aux, drm_dp_lttpr_count(lttpr_caps)); in msm_dp_display_lttpr_init()
383 static int msm_dp_display_process_hpd_high(struct msm_dp_display_private *dp) in msm_dp_display_process_hpd_high() argument
385 struct drm_connector *connector = dp->msm_dp_display.connector; in msm_dp_display_process_hpd_high()
386 const struct drm_display_info *info = &connector->display_info; in msm_dp_display_process_hpd_high()
389 rc = msm_dp_panel_read_sink_caps(dp->panel, connector); in msm_dp_display_process_hpd_high()
393 msm_dp_display_lttpr_init(dp); in msm_dp_display_process_hpd_high()
395 msm_dp_link_process_request(dp->link); in msm_dp_display_process_hpd_high()
397 if (!dp->msm_dp_display.is_edp) in msm_dp_display_process_hpd_high()
400 dp->panel->dpcd, in msm_dp_display_process_hpd_high()
401 dp->panel->downstream_ports); in msm_dp_display_process_hpd_high()
403 dp->msm_dp_display.psr_supported = dp->panel->psr_cap.version && psr_enabled; in msm_dp_display_process_hpd_high()
405 dp->audio_supported = info->has_audio; in msm_dp_display_process_hpd_high()
406 msm_dp_panel_handle_sink_request(dp->panel); in msm_dp_display_process_hpd_high()
409 * set sink to normal operation mode -- D0 in msm_dp_display_process_hpd_high()
412 msm_dp_link_psm_config(dp->link, &dp->panel->link_info, false); in msm_dp_display_process_hpd_high()
414 msm_dp_link_reset_phy_params_vx_px(dp->link); in msm_dp_display_process_hpd_high()
415 rc = msm_dp_ctrl_on_link(dp->ctrl); in msm_dp_display_process_hpd_high()
417 DRM_ERROR("failed to complete DP link training\n"); in msm_dp_display_process_hpd_high()
421 msm_dp_add_event(dp, EV_USER_NOTIFICATION, true, 0); in msm_dp_display_process_hpd_high()
427 static void msm_dp_display_host_phy_init(struct msm_dp_display_private *dp) in msm_dp_display_host_phy_init() argument
429 drm_dbg_dp(dp->drm_dev, "type=%d core_init=%d phy_init=%d\n", in msm_dp_display_host_phy_init()
430 dp->msm_dp_display.connector_type, dp->core_initialized, in msm_dp_display_host_phy_init()
431 dp->phy_initialized); in msm_dp_display_host_phy_init()
433 if (!dp->phy_initialized) { in msm_dp_display_host_phy_init()
434 msm_dp_ctrl_phy_init(dp->ctrl); in msm_dp_display_host_phy_init()
435 dp->phy_initialized = true; in msm_dp_display_host_phy_init()
439 static void msm_dp_display_host_phy_exit(struct msm_dp_display_private *dp) in msm_dp_display_host_phy_exit() argument
441 drm_dbg_dp(dp->drm_dev, "type=%d core_init=%d phy_init=%d\n", in msm_dp_display_host_phy_exit()
442 dp->msm_dp_display.connector_type, dp->core_initialized, in msm_dp_display_host_phy_exit()
443 dp->phy_initialized); in msm_dp_display_host_phy_exit()
445 if (dp->phy_initialized) { in msm_dp_display_host_phy_exit()
446 msm_dp_ctrl_phy_exit(dp->ctrl); in msm_dp_display_host_phy_exit()
447 dp->phy_initialized = false; in msm_dp_display_host_phy_exit()
451 static void msm_dp_display_host_init(struct msm_dp_display_private *dp) in msm_dp_display_host_init() argument
453 drm_dbg_dp(dp->drm_dev, "type=%d core_init=%d phy_init=%d\n", in msm_dp_display_host_init()
454 dp->msm_dp_display.connector_type, dp->core_initialized, in msm_dp_display_host_init()
455 dp->phy_initialized); in msm_dp_display_host_init()
457 msm_dp_ctrl_core_clk_enable(dp->ctrl); in msm_dp_display_host_init()
458 msm_dp_ctrl_reset_irq_ctrl(dp->ctrl, true); in msm_dp_display_host_init()
459 msm_dp_aux_init(dp->aux); in msm_dp_display_host_init()
460 dp->core_initialized = true; in msm_dp_display_host_init()
463 static void msm_dp_display_host_deinit(struct msm_dp_display_private *dp) in msm_dp_display_host_deinit() argument
465 drm_dbg_dp(dp->drm_dev, "type=%d core_init=%d phy_init=%d\n", in msm_dp_display_host_deinit()
466 dp->msm_dp_display.connector_type, dp->core_initialized, in msm_dp_display_host_deinit()
467 dp->phy_initialized); in msm_dp_display_host_deinit()
469 msm_dp_ctrl_reset_irq_ctrl(dp->ctrl, false); in msm_dp_display_host_deinit()
470 msm_dp_aux_deinit(dp->aux); in msm_dp_display_host_deinit()
471 msm_dp_ctrl_core_clk_disable(dp->ctrl); in msm_dp_display_host_deinit()
472 dp->core_initialized = false; in msm_dp_display_host_deinit()
477 struct msm_dp_display_private *dp = dev_get_dp_display_private(dev); in msm_dp_display_usbpd_configure_cb() local
479 msm_dp_display_host_phy_init(dp); in msm_dp_display_usbpd_configure_cb()
481 return msm_dp_display_process_hpd_high(dp); in msm_dp_display_usbpd_configure_cb()
486 struct msm_dp_display_private *dp = dev_get_dp_display_private(dev); in msm_dp_display_notify_disconnect() local
488 msm_dp_add_event(dp, EV_USER_NOTIFICATION, false, 0); in msm_dp_display_notify_disconnect()
493 static void msm_dp_display_handle_video_request(struct msm_dp_display_private *dp) in msm_dp_display_handle_video_request() argument
495 if (dp->link->sink_request & DP_TEST_LINK_VIDEO_PATTERN) { in msm_dp_display_handle_video_request()
496 dp->panel->video_test = true; in msm_dp_display_handle_video_request()
497 msm_dp_link_send_test_response(dp->link); in msm_dp_display_handle_video_request()
501 static int msm_dp_display_handle_port_status_changed(struct msm_dp_display_private *dp) in msm_dp_display_handle_port_status_changed() argument
505 if (drm_dp_is_branch(dp->panel->dpcd) && dp->link->sink_count == 0) { in msm_dp_display_handle_port_status_changed()
506 drm_dbg_dp(dp->drm_dev, "sink count is zero, nothing to do\n"); in msm_dp_display_handle_port_status_changed()
507 if (dp->hpd_state != ST_DISCONNECTED) { in msm_dp_display_handle_port_status_changed()
508 dp->hpd_state = ST_DISCONNECT_PENDING; in msm_dp_display_handle_port_status_changed()
509 msm_dp_add_event(dp, EV_USER_NOTIFICATION, false, 0); in msm_dp_display_handle_port_status_changed()
512 if (dp->hpd_state == ST_DISCONNECTED) { in msm_dp_display_handle_port_status_changed()
513 dp->hpd_state = ST_MAINLINK_READY; in msm_dp_display_handle_port_status_changed()
514 rc = msm_dp_display_process_hpd_high(dp); in msm_dp_display_handle_port_status_changed()
516 dp->hpd_state = ST_DISCONNECTED; in msm_dp_display_handle_port_status_changed()
523 static int msm_dp_display_handle_irq_hpd(struct msm_dp_display_private *dp) in msm_dp_display_handle_irq_hpd() argument
525 u32 sink_request = dp->link->sink_request; in msm_dp_display_handle_irq_hpd()
527 drm_dbg_dp(dp->drm_dev, "%d\n", sink_request); in msm_dp_display_handle_irq_hpd()
528 if (dp->hpd_state == ST_DISCONNECTED) { in msm_dp_display_handle_irq_hpd()
530 drm_dbg_dp(dp->drm_dev, "Disconnected sink_request: %d\n", in msm_dp_display_handle_irq_hpd()
533 return -EINVAL; in msm_dp_display_handle_irq_hpd()
537 msm_dp_ctrl_handle_sink_request(dp->ctrl); in msm_dp_display_handle_irq_hpd()
540 msm_dp_display_handle_video_request(dp); in msm_dp_display_handle_irq_hpd()
549 struct msm_dp_display_private *dp = dev_get_dp_display_private(dev); in msm_dp_display_usbpd_attention_cb() local
552 rc = msm_dp_link_process_request(dp->link); in msm_dp_display_usbpd_attention_cb()
554 sink_request = dp->link->sink_request; in msm_dp_display_usbpd_attention_cb()
555 drm_dbg_dp(dp->drm_dev, "hpd_state=%d sink_request=%d\n", in msm_dp_display_usbpd_attention_cb()
556 dp->hpd_state, sink_request); in msm_dp_display_usbpd_attention_cb()
558 rc = msm_dp_display_handle_port_status_changed(dp); in msm_dp_display_usbpd_attention_cb()
560 rc = msm_dp_display_handle_irq_hpd(dp); in msm_dp_display_usbpd_attention_cb()
566 static int msm_dp_hpd_plug_handle(struct msm_dp_display_private *dp, u32 data) in msm_dp_hpd_plug_handle() argument
570 struct platform_device *pdev = dp->msm_dp_display.pdev; in msm_dp_hpd_plug_handle()
572 msm_dp_aux_enable_xfers(dp->aux, true); in msm_dp_hpd_plug_handle()
574 mutex_lock(&dp->event_mutex); in msm_dp_hpd_plug_handle()
576 state = dp->hpd_state; in msm_dp_hpd_plug_handle()
577 drm_dbg_dp(dp->drm_dev, "Before, type=%d hpd_state=%d\n", in msm_dp_hpd_plug_handle()
578 dp->msm_dp_display.connector_type, state); in msm_dp_hpd_plug_handle()
581 mutex_unlock(&dp->event_mutex); in msm_dp_hpd_plug_handle()
586 mutex_unlock(&dp->event_mutex); in msm_dp_hpd_plug_handle()
592 msm_dp_add_event(dp, EV_HPD_PLUG_INT, 0, 1); /* delay = 1 */ in msm_dp_hpd_plug_handle()
593 mutex_unlock(&dp->event_mutex); in msm_dp_hpd_plug_handle()
597 ret = pm_runtime_resume_and_get(&pdev->dev); in msm_dp_hpd_plug_handle()
600 mutex_unlock(&dp->event_mutex); in msm_dp_hpd_plug_handle()
604 ret = msm_dp_display_usbpd_configure_cb(&pdev->dev); in msm_dp_hpd_plug_handle()
606 dp->hpd_state = ST_DISCONNECTED; in msm_dp_hpd_plug_handle()
607 pm_runtime_put_sync(&pdev->dev); in msm_dp_hpd_plug_handle()
609 dp->hpd_state = ST_MAINLINK_READY; in msm_dp_hpd_plug_handle()
612 drm_dbg_dp(dp->drm_dev, "After, type=%d hpd_state=%d\n", in msm_dp_hpd_plug_handle()
613 dp->msm_dp_display.connector_type, state); in msm_dp_hpd_plug_handle()
614 mutex_unlock(&dp->event_mutex); in msm_dp_hpd_plug_handle()
623 struct msm_dp_display_private *dp; in msm_dp_display_handle_plugged_change() local
625 dp = container_of(msm_dp_display, in msm_dp_display_handle_plugged_change()
629 if (msm_dp_display->plugged_cb && msm_dp_display->codec_dev && in msm_dp_display_handle_plugged_change()
630 dp->audio_supported) in msm_dp_display_handle_plugged_change()
631 msm_dp_display->plugged_cb(msm_dp_display->codec_dev, plugged); in msm_dp_display_handle_plugged_change()
634 static int msm_dp_hpd_unplug_handle(struct msm_dp_display_private *dp, u32 data) in msm_dp_hpd_unplug_handle() argument
637 struct platform_device *pdev = dp->msm_dp_display.pdev; in msm_dp_hpd_unplug_handle()
639 msm_dp_aux_enable_xfers(dp->aux, false); in msm_dp_hpd_unplug_handle()
641 mutex_lock(&dp->event_mutex); in msm_dp_hpd_unplug_handle()
643 state = dp->hpd_state; in msm_dp_hpd_unplug_handle()
645 drm_dbg_dp(dp->drm_dev, "Before, type=%d hpd_state=%d\n", in msm_dp_hpd_unplug_handle()
646 dp->msm_dp_display.connector_type, state); in msm_dp_hpd_unplug_handle()
649 msm_dp_del_event(dp, EV_IRQ_HPD_INT); in msm_dp_hpd_unplug_handle()
653 if (dp->link->sink_count == 0) { in msm_dp_hpd_unplug_handle()
654 msm_dp_display_host_phy_exit(dp); in msm_dp_hpd_unplug_handle()
656 msm_dp_display_notify_disconnect(&dp->msm_dp_display.pdev->dev); in msm_dp_hpd_unplug_handle()
657 mutex_unlock(&dp->event_mutex); in msm_dp_hpd_unplug_handle()
660 mutex_unlock(&dp->event_mutex); in msm_dp_hpd_unplug_handle()
663 msm_dp_ctrl_off_link(dp->ctrl); in msm_dp_hpd_unplug_handle()
664 msm_dp_display_host_phy_exit(dp); in msm_dp_hpd_unplug_handle()
665 dp->hpd_state = ST_DISCONNECTED; in msm_dp_hpd_unplug_handle()
666 msm_dp_display_notify_disconnect(&dp->msm_dp_display.pdev->dev); in msm_dp_hpd_unplug_handle()
667 pm_runtime_put_sync(&pdev->dev); in msm_dp_hpd_unplug_handle()
668 mutex_unlock(&dp->event_mutex); in msm_dp_hpd_unplug_handle()
676 msm_dp_display_notify_disconnect(&dp->msm_dp_display.pdev->dev); in msm_dp_hpd_unplug_handle()
679 dp->hpd_state = ST_DISCONNECTED; in msm_dp_hpd_unplug_handle()
681 dp->hpd_state = ST_DISCONNECT_PENDING; in msm_dp_hpd_unplug_handle()
685 msm_dp_display_handle_plugged_change(&dp->msm_dp_display, false); in msm_dp_hpd_unplug_handle()
687 drm_dbg_dp(dp->drm_dev, "After, type=%d hpd_state=%d\n", in msm_dp_hpd_unplug_handle()
688 dp->msm_dp_display.connector_type, state); in msm_dp_hpd_unplug_handle()
691 pm_runtime_put_sync(&pdev->dev); in msm_dp_hpd_unplug_handle()
692 mutex_unlock(&dp->event_mutex); in msm_dp_hpd_unplug_handle()
696 static int msm_dp_irq_hpd_handle(struct msm_dp_display_private *dp, u32 data) in msm_dp_irq_hpd_handle() argument
700 mutex_lock(&dp->event_mutex); in msm_dp_irq_hpd_handle()
703 state = dp->hpd_state; in msm_dp_irq_hpd_handle()
704 drm_dbg_dp(dp->drm_dev, "Before, type=%d hpd_state=%d\n", in msm_dp_irq_hpd_handle()
705 dp->msm_dp_display.connector_type, state); in msm_dp_irq_hpd_handle()
708 mutex_unlock(&dp->event_mutex); in msm_dp_irq_hpd_handle()
714 msm_dp_add_event(dp, EV_IRQ_HPD_INT, 0, 1); /* delay = 1 */ in msm_dp_irq_hpd_handle()
715 mutex_unlock(&dp->event_mutex); in msm_dp_irq_hpd_handle()
719 msm_dp_display_usbpd_attention_cb(&dp->msm_dp_display.pdev->dev); in msm_dp_irq_hpd_handle()
721 drm_dbg_dp(dp->drm_dev, "After, type=%d hpd_state=%d\n", in msm_dp_irq_hpd_handle()
722 dp->msm_dp_display.connector_type, state); in msm_dp_irq_hpd_handle()
724 mutex_unlock(&dp->event_mutex); in msm_dp_irq_hpd_handle()
729 static void msm_dp_display_deinit_sub_modules(struct msm_dp_display_private *dp) in msm_dp_display_deinit_sub_modules() argument
731 msm_dp_audio_put(dp->audio); in msm_dp_display_deinit_sub_modules()
732 msm_dp_panel_put(dp->panel); in msm_dp_display_deinit_sub_modules()
733 msm_dp_aux_put(dp->aux); in msm_dp_display_deinit_sub_modules()
736 static int msm_dp_init_sub_modules(struct msm_dp_display_private *dp) in msm_dp_init_sub_modules() argument
739 struct device *dev = &dp->msm_dp_display.pdev->dev; in msm_dp_init_sub_modules()
742 phy = devm_phy_get(dev, "dp"); in msm_dp_init_sub_modules()
747 dp->msm_dp_display.is_edp ? PHY_SUBMODE_EDP : PHY_SUBMODE_DP); in msm_dp_init_sub_modules()
750 dp->catalog = NULL; in msm_dp_init_sub_modules()
754 dp->catalog = msm_dp_catalog_get(dev); in msm_dp_init_sub_modules()
755 if (IS_ERR(dp->catalog)) { in msm_dp_init_sub_modules()
756 rc = PTR_ERR(dp->catalog); in msm_dp_init_sub_modules()
758 dp->catalog = NULL; in msm_dp_init_sub_modules()
762 dp->aux = msm_dp_aux_get(dev, dp->catalog, in msm_dp_init_sub_modules()
764 dp->msm_dp_display.is_edp); in msm_dp_init_sub_modules()
765 if (IS_ERR(dp->aux)) { in msm_dp_init_sub_modules()
766 rc = PTR_ERR(dp->aux); in msm_dp_init_sub_modules()
768 dp->aux = NULL; in msm_dp_init_sub_modules()
772 dp->link = msm_dp_link_get(dev, dp->aux); in msm_dp_init_sub_modules()
773 if (IS_ERR(dp->link)) { in msm_dp_init_sub_modules()
774 rc = PTR_ERR(dp->link); in msm_dp_init_sub_modules()
776 dp->link = NULL; in msm_dp_init_sub_modules()
780 dp->panel = msm_dp_panel_get(dev, dp->aux, dp->link, dp->catalog); in msm_dp_init_sub_modules()
781 if (IS_ERR(dp->panel)) { in msm_dp_init_sub_modules()
782 rc = PTR_ERR(dp->panel); in msm_dp_init_sub_modules()
784 dp->panel = NULL; in msm_dp_init_sub_modules()
788 dp->ctrl = msm_dp_ctrl_get(dev, dp->link, dp->panel, dp->aux, in msm_dp_init_sub_modules()
789 dp->catalog, in msm_dp_init_sub_modules()
791 if (IS_ERR(dp->ctrl)) { in msm_dp_init_sub_modules()
792 rc = PTR_ERR(dp->ctrl); in msm_dp_init_sub_modules()
794 dp->ctrl = NULL; in msm_dp_init_sub_modules()
798 dp->audio = msm_dp_audio_get(dp->msm_dp_display.pdev, dp->catalog); in msm_dp_init_sub_modules()
799 if (IS_ERR(dp->audio)) { in msm_dp_init_sub_modules()
800 rc = PTR_ERR(dp->audio); in msm_dp_init_sub_modules()
802 dp->audio = NULL; in msm_dp_init_sub_modules()
809 msm_dp_panel_put(dp->panel); in msm_dp_init_sub_modules()
811 msm_dp_aux_put(dp->aux); in msm_dp_init_sub_modules()
819 struct msm_dp_display_private *dp; in msm_dp_display_set_mode() local
821 dp = container_of(msm_dp_display, struct msm_dp_display_private, msm_dp_display); in msm_dp_display_set_mode()
823 drm_mode_copy(&dp->panel->msm_dp_mode.drm_mode, &mode->drm_mode); in msm_dp_display_set_mode()
824 dp->panel->msm_dp_mode.bpp = mode->bpp; in msm_dp_display_set_mode()
825 dp->panel->msm_dp_mode.out_fmt_is_yuv_420 = mode->out_fmt_is_yuv_420; in msm_dp_display_set_mode()
826 msm_dp_panel_init_panel_info(dp->panel); in msm_dp_display_set_mode()
830 static int msm_dp_display_enable(struct msm_dp_display_private *dp, bool force_link_train) in msm_dp_display_enable() argument
833 struct msm_dp *msm_dp_display = &dp->msm_dp_display; in msm_dp_display_enable()
835 drm_dbg_dp(dp->drm_dev, "sink_count=%d\n", dp->link->sink_count); in msm_dp_display_enable()
836 if (msm_dp_display->power_on) { in msm_dp_display_enable()
837 drm_dbg_dp(dp->drm_dev, "Link already setup, return\n"); in msm_dp_display_enable()
841 rc = msm_dp_ctrl_on_stream(dp->ctrl, force_link_train); in msm_dp_display_enable()
843 msm_dp_display->power_on = true; in msm_dp_display_enable()
850 struct msm_dp_display_private *dp; in msm_dp_display_post_enable() local
853 dp = container_of(msm_dp_display, struct msm_dp_display_private, msm_dp_display); in msm_dp_display_post_enable()
855 rate = dp->link->link_params.rate; in msm_dp_display_post_enable()
857 if (dp->audio_supported) { in msm_dp_display_post_enable()
858 dp->audio->bw_code = drm_dp_link_rate_to_bw_code(rate); in msm_dp_display_post_enable()
859 dp->audio->lane_count = dp->link->link_params.num_lanes; in msm_dp_display_post_enable()
865 if (msm_dp_display->psr_supported) in msm_dp_display_post_enable()
866 msm_dp_ctrl_config_psr(dp->ctrl); in msm_dp_display_post_enable()
871 static int msm_dp_display_disable(struct msm_dp_display_private *dp) in msm_dp_display_disable() argument
873 struct msm_dp *msm_dp_display = &dp->msm_dp_display; in msm_dp_display_disable()
875 if (!msm_dp_display->power_on) in msm_dp_display_disable()
879 if (msm_dp_display->audio_enabled) { in msm_dp_display_disable()
882 if (!wait_for_completion_timeout(&dp->audio_comp, in msm_dp_display_disable()
887 msm_dp_display->audio_enabled = false; in msm_dp_display_disable()
889 if (dp->link->sink_count == 0) { in msm_dp_display_disable()
894 msm_dp_ctrl_off_link_stream(dp->ctrl); in msm_dp_display_disable()
900 msm_dp_ctrl_off(dp->ctrl); in msm_dp_display_disable()
901 msm_dp_display_host_phy_exit(dp); in msm_dp_display_disable()
904 msm_dp_display->power_on = false; in msm_dp_display_disable()
906 drm_dbg_dp(dp->drm_dev, "sink count: %d\n", dp->link->sink_count); in msm_dp_display_disable()
915 msm_dp_display->plugged_cb = fn; in msm_dp_display_set_plugged_cb()
916 msm_dp_display->codec_dev = codec_dev; in msm_dp_display_set_plugged_cb()
917 plugged = msm_dp_display->link_ready; in msm_dp_display_set_plugged_cb()
924 * msm_dp_bridge_mode_valid - callback to determine if specified mode is valid
938 struct msm_dp *dp; in msm_dp_bridge_mode_valid() local
939 int mode_pclk_khz = mode->clock; in msm_dp_bridge_mode_valid()
941 dp = to_dp_bridge(bridge)->msm_dp_display; in msm_dp_bridge_mode_valid()
943 if (!dp || !mode_pclk_khz || !dp->connector) { in msm_dp_bridge_mode_valid()
945 return -EINVAL; in msm_dp_bridge_mode_valid()
948 msm_dp_display = container_of(dp, struct msm_dp_display_private, msm_dp_display); in msm_dp_bridge_mode_valid()
949 link_info = &msm_dp_display->panel->link_info; in msm_dp_bridge_mode_valid()
951 if ((drm_mode_is_420_only(&dp->connector->display_info, mode) && in msm_dp_bridge_mode_valid()
952 msm_dp_display->panel->vsc_sdp_supported) || in msm_dp_bridge_mode_valid()
953 msm_dp_wide_bus_available(dp)) in msm_dp_bridge_mode_valid()
959 mode_bpp = dp->connector->display_info.bpc * num_components; in msm_dp_bridge_mode_valid()
963 mode_bpp = msm_dp_panel_get_mode_bpp(msm_dp_display->panel, in msm_dp_bridge_mode_valid()
967 supported_rate_khz = link_info->num_lanes * link_info->rate * 8; in msm_dp_bridge_mode_valid()
975 int msm_dp_display_get_modes(struct msm_dp *dp) in msm_dp_display_get_modes() argument
979 if (!dp) { in msm_dp_display_get_modes()
984 msm_dp_display = container_of(dp, struct msm_dp_display_private, msm_dp_display); in msm_dp_display_get_modes()
986 return msm_dp_panel_get_modes(msm_dp_display->panel, in msm_dp_display_get_modes()
987 dp->connector); in msm_dp_display_get_modes()
990 bool msm_dp_display_check_video_test(struct msm_dp *dp) in msm_dp_display_check_video_test() argument
994 msm_dp_display = container_of(dp, struct msm_dp_display_private, msm_dp_display); in msm_dp_display_check_video_test()
996 return msm_dp_display->panel->video_test; in msm_dp_display_check_video_test()
999 int msm_dp_display_get_test_bpp(struct msm_dp *dp) in msm_dp_display_get_test_bpp() argument
1003 if (!dp) { in msm_dp_display_get_test_bpp()
1008 msm_dp_display = container_of(dp, struct msm_dp_display_private, msm_dp_display); in msm_dp_display_get_test_bpp()
1011 msm_dp_display->link->test_video.test_bit_depth); in msm_dp_display_get_test_bpp()
1014 void msm_dp_snapshot(struct msm_disp_state *disp_state, struct msm_dp *dp) in msm_dp_snapshot() argument
1018 msm_dp_display = container_of(dp, struct msm_dp_display_private, msm_dp_display); in msm_dp_snapshot()
1022 * however till DP cable is connected this will not happen as we in msm_dp_snapshot()
1024 * power_on status before dumping DP registers to avoid crash due in msm_dp_snapshot()
1027 mutex_lock(&msm_dp_display->event_mutex); in msm_dp_snapshot()
1029 if (!dp->power_on) { in msm_dp_snapshot()
1030 mutex_unlock(&msm_dp_display->event_mutex); in msm_dp_snapshot()
1034 msm_dp_catalog_snapshot(msm_dp_display->catalog, disp_state); in msm_dp_snapshot()
1036 mutex_unlock(&msm_dp_display->event_mutex); in msm_dp_snapshot()
1041 struct msm_dp_display_private *dp; in msm_dp_display_set_psr() local
1048 dp = container_of(msm_dp_display, struct msm_dp_display_private, msm_dp_display); in msm_dp_display_set_psr()
1049 msm_dp_ctrl_set_psr(dp->ctrl, enter); in msm_dp_display_set_psr()
1063 wait_event_timeout(msm_dp_priv->event_q, in hpd_event_thread()
1064 (msm_dp_priv->event_pndx == msm_dp_priv->event_gndx) || in hpd_event_thread()
1067 wait_event_interruptible(msm_dp_priv->event_q, in hpd_event_thread()
1068 (msm_dp_priv->event_pndx != msm_dp_priv->event_gndx) || in hpd_event_thread()
1075 spin_lock_irqsave(&msm_dp_priv->event_lock, flag); in hpd_event_thread()
1076 todo = &msm_dp_priv->event_list[msm_dp_priv->event_gndx]; in hpd_event_thread()
1077 if (todo->delay) { in hpd_event_thread()
1080 msm_dp_priv->event_gndx++; in hpd_event_thread()
1081 msm_dp_priv->event_gndx %= DP_EVENT_Q_MAX; in hpd_event_thread()
1084 todo_next = &msm_dp_priv->event_list[msm_dp_priv->event_pndx++]; in hpd_event_thread()
1085 msm_dp_priv->event_pndx %= DP_EVENT_Q_MAX; in hpd_event_thread()
1086 todo_next->event_id = todo->event_id; in hpd_event_thread()
1087 todo_next->data = todo->data; in hpd_event_thread()
1088 todo_next->delay = todo->delay - 1; in hpd_event_thread()
1091 todo->event_id = EV_NO_EVENT; in hpd_event_thread()
1092 todo->delay = 0; in hpd_event_thread()
1096 spin_unlock_irqrestore(&msm_dp_priv->event_lock, flag); in hpd_event_thread()
1101 if (msm_dp_priv->event_pndx == msm_dp_priv->event_gndx) { in hpd_event_thread()
1102 spin_unlock_irqrestore(&msm_dp_priv->event_lock, flag); in hpd_event_thread()
1106 msm_dp_priv->event_gndx++; in hpd_event_thread()
1107 msm_dp_priv->event_gndx %= DP_EVENT_Q_MAX; in hpd_event_thread()
1109 spin_unlock_irqrestore(&msm_dp_priv->event_lock, flag); in hpd_event_thread()
1111 switch (todo->event_id) { in hpd_event_thread()
1113 msm_dp_hpd_plug_handle(msm_dp_priv, todo->data); in hpd_event_thread()
1116 msm_dp_hpd_unplug_handle(msm_dp_priv, todo->data); in hpd_event_thread()
1119 msm_dp_irq_hpd_handle(msm_dp_priv, todo->data); in hpd_event_thread()
1123 todo->data); in hpd_event_thread()
1136 msm_dp_priv->event_gndx = 0; in msm_dp_hpd_event_thread_start()
1137 msm_dp_priv->event_pndx = 0; in msm_dp_hpd_event_thread_start()
1139 msm_dp_priv->ev_tsk = kthread_run(hpd_event_thread, msm_dp_priv, "dp_hpd_handler"); in msm_dp_hpd_event_thread_start()
1140 if (IS_ERR(msm_dp_priv->ev_tsk)) in msm_dp_hpd_event_thread_start()
1141 return PTR_ERR(msm_dp_priv->ev_tsk); in msm_dp_hpd_event_thread_start()
1148 struct msm_dp_display_private *dp = dev_id; in msm_dp_display_irq_handler() local
1152 if (!dp) { in msm_dp_display_irq_handler()
1157 hpd_isr_status = msm_dp_catalog_hpd_get_intr_status(dp->catalog); in msm_dp_display_irq_handler()
1160 drm_dbg_dp(dp->drm_dev, "type=%d isr=0x%x\n", in msm_dp_display_irq_handler()
1161 dp->msm_dp_display.connector_type, hpd_isr_status); in msm_dp_display_irq_handler()
1164 msm_dp_add_event(dp, EV_HPD_PLUG_INT, 0, 0); in msm_dp_display_irq_handler()
1167 msm_dp_add_event(dp, EV_IRQ_HPD_INT, 0, 0); in msm_dp_display_irq_handler()
1171 msm_dp_add_event(dp, EV_HPD_UNPLUG_INT, 0, 0); in msm_dp_display_irq_handler()
1172 msm_dp_add_event(dp, EV_HPD_PLUG_INT, 0, 3); in msm_dp_display_irq_handler()
1176 msm_dp_add_event(dp, EV_HPD_UNPLUG_INT, 0, 0); in msm_dp_display_irq_handler()
1181 /* DP controller isr */ in msm_dp_display_irq_handler()
1182 ret |= msm_dp_ctrl_isr(dp->ctrl); in msm_dp_display_irq_handler()
1184 /* DP aux isr */ in msm_dp_display_irq_handler()
1185 ret |= msm_dp_aux_isr(dp->aux); in msm_dp_display_irq_handler()
1190 static int msm_dp_display_request_irq(struct msm_dp_display_private *dp) in msm_dp_display_request_irq() argument
1193 struct platform_device *pdev = dp->msm_dp_display.pdev; in msm_dp_display_request_irq()
1195 dp->irq = platform_get_irq(pdev, 0); in msm_dp_display_request_irq()
1196 if (dp->irq < 0) { in msm_dp_display_request_irq()
1198 return dp->irq; in msm_dp_display_request_irq()
1201 rc = devm_request_irq(&pdev->dev, dp->irq, msm_dp_display_irq_handler, in msm_dp_display_request_irq()
1203 "dp_display_isr", dp); in msm_dp_display_request_irq()
1207 dp->irq, rc); in msm_dp_display_request_irq()
1216 const struct msm_dp_desc *descs = of_device_get_match_data(&pdev->dev); in msm_dp_display_get_desc()
1225 if (descs[i].io_start == res->start) in msm_dp_display_get_desc()
1229 dev_err(&pdev->dev, "unknown displayport instance\n"); in msm_dp_display_get_desc()
1235 struct msm_dp *dp = dev_get_drvdata(dev); in msm_dp_display_probe_tail() local
1240 * provide at least an eDP panel (which gets wrapped into panel-bridge). in msm_dp_display_probe_tail()
1243 * silently ignore an error if one is not present (-ENODEV). in msm_dp_display_probe_tail()
1245 dp->next_bridge = devm_drm_of_get_bridge(&dp->pdev->dev, dp->pdev->dev.of_node, 1, 0); in msm_dp_display_probe_tail()
1246 if (IS_ERR(dp->next_bridge)) { in msm_dp_display_probe_tail()
1247 ret = PTR_ERR(dp->next_bridge); in msm_dp_display_probe_tail()
1248 dp->next_bridge = NULL; in msm_dp_display_probe_tail()
1249 if (dp->is_edp || ret != -ENODEV) in msm_dp_display_probe_tail()
1262 return msm_dp_display_probe_tail(aux->dev); in msm_dp_auxbus_done_probe()
1268 struct device_node *node = pdev->dev.of_node; in msm_dp_display_get_connector_type()
1269 struct device_node *aux_bus = of_get_child_by_name(node, "aux-bus"); in msm_dp_display_get_connector_type()
1287 struct msm_dp_display_private *dp; in msm_dp_display_probe() local
1290 if (!pdev || !pdev->dev.of_node) { in msm_dp_display_probe()
1292 return -ENODEV; in msm_dp_display_probe()
1295 dp = devm_kzalloc(&pdev->dev, sizeof(*dp), GFP_KERNEL); in msm_dp_display_probe()
1296 if (!dp) in msm_dp_display_probe()
1297 return -ENOMEM; in msm_dp_display_probe()
1301 return -EINVAL; in msm_dp_display_probe()
1303 dp->msm_dp_display.pdev = pdev; in msm_dp_display_probe()
1304 dp->id = desc->id; in msm_dp_display_probe()
1305 dp->msm_dp_display.connector_type = msm_dp_display_get_connector_type(pdev, desc); in msm_dp_display_probe()
1306 dp->wide_bus_supported = desc->wide_bus_supported; in msm_dp_display_probe()
1307 dp->msm_dp_display.is_edp = in msm_dp_display_probe()
1308 (dp->msm_dp_display.connector_type == DRM_MODE_CONNECTOR_eDP); in msm_dp_display_probe()
1310 rc = msm_dp_init_sub_modules(dp); in msm_dp_display_probe()
1313 return -EPROBE_DEFER; in msm_dp_display_probe()
1317 mutex_init(&dp->event_mutex); in msm_dp_display_probe()
1318 init_waitqueue_head(&dp->event_q); in msm_dp_display_probe()
1319 spin_lock_init(&dp->event_lock); in msm_dp_display_probe()
1321 /* Store DP audio handle inside DP display */ in msm_dp_display_probe()
1322 dp->msm_dp_display.msm_dp_audio = dp->audio; in msm_dp_display_probe()
1324 init_completion(&dp->audio_comp); in msm_dp_display_probe()
1326 platform_set_drvdata(pdev, &dp->msm_dp_display); in msm_dp_display_probe()
1328 rc = devm_pm_runtime_enable(&pdev->dev); in msm_dp_display_probe()
1332 rc = msm_dp_display_request_irq(dp); in msm_dp_display_probe()
1336 if (dp->msm_dp_display.is_edp) { in msm_dp_display_probe()
1337 rc = devm_of_dp_aux_populate_bus(dp->aux, msm_dp_auxbus_done_probe); in msm_dp_display_probe()
1343 rc = msm_dp_display_probe_tail(&pdev->dev); in msm_dp_display_probe()
1351 msm_dp_display_deinit_sub_modules(dp); in msm_dp_display_probe()
1357 struct msm_dp_display_private *dp = dev_get_dp_display_private(&pdev->dev); in msm_dp_display_remove() local
1359 component_del(&pdev->dev, &msm_dp_display_comp_ops); in msm_dp_display_remove()
1360 msm_dp_display_deinit_sub_modules(dp); in msm_dp_display_remove()
1366 struct msm_dp_display_private *dp = dev_get_dp_display_private(dev); in msm_dp_pm_runtime_suspend() local
1368 disable_irq(dp->irq); in msm_dp_pm_runtime_suspend()
1370 if (dp->msm_dp_display.is_edp) { in msm_dp_pm_runtime_suspend()
1371 msm_dp_display_host_phy_exit(dp); in msm_dp_pm_runtime_suspend()
1372 msm_dp_catalog_ctrl_hpd_disable(dp->catalog); in msm_dp_pm_runtime_suspend()
1374 msm_dp_display_host_deinit(dp); in msm_dp_pm_runtime_suspend()
1381 struct msm_dp_display_private *dp = dev_get_dp_display_private(dev); in msm_dp_pm_runtime_resume() local
1387 * for DP, only host controller is enabled here. in msm_dp_pm_runtime_resume()
1391 msm_dp_display_host_init(dp); in msm_dp_pm_runtime_resume()
1392 if (dp->msm_dp_display.is_edp) { in msm_dp_pm_runtime_resume()
1393 msm_dp_catalog_ctrl_hpd_enable(dp->catalog); in msm_dp_pm_runtime_resume()
1394 msm_dp_display_host_phy_init(dp); in msm_dp_pm_runtime_resume()
1397 enable_irq(dp->irq); in msm_dp_pm_runtime_resume()
1411 .name = "msm-dp-display",
1424 DRM_ERROR("Dp display driver register failed"); in msm_dp_register()
1437 struct msm_dp_display_private *dp; in msm_dp_is_yuv_420_enabled() local
1440 dp = container_of(msm_dp_display, struct msm_dp_display_private, msm_dp_display); in msm_dp_is_yuv_420_enabled()
1441 info = &msm_dp_display->connector->display_info; in msm_dp_is_yuv_420_enabled()
1443 return dp->panel->vsc_sdp_supported && drm_mode_is_420_only(info, mode); in msm_dp_is_yuv_420_enabled()
1454 struct msm_dp_display_private *dp; in msm_dp_wide_bus_available() local
1456 dp = container_of(msm_dp_display, struct msm_dp_display_private, msm_dp_display); in msm_dp_wide_bus_available()
1458 if (dp->msm_dp_mode.out_fmt_is_yuv_420) in msm_dp_wide_bus_available()
1461 return dp->wide_bus_supported; in msm_dp_wide_bus_available()
1466 struct msm_dp_display_private *dp; in msm_dp_display_debugfs_init() local
1470 dp = container_of(msm_dp_display, struct msm_dp_display_private, msm_dp_display); in msm_dp_display_debugfs_init()
1471 dev = &dp->msm_dp_display.pdev->dev; in msm_dp_display_debugfs_init()
1473 rc = msm_dp_debug_init(dev, dp->panel, dp->link, dp->msm_dp_display.connector, root, is_edp); in msm_dp_display_debugfs_init()
1484 msm_dp_display->drm_dev = dev; in msm_dp_modeset_init()
1490 DRM_DEV_ERROR(dev->dev, in msm_dp_modeset_init()
1491 "failed to create dp bridge: %d\n", ret); in msm_dp_modeset_init()
1495 msm_dp_display->connector = msm_dp_drm_connector_init(msm_dp_display, encoder); in msm_dp_modeset_init()
1496 if (IS_ERR(msm_dp_display->connector)) { in msm_dp_modeset_init()
1497 ret = PTR_ERR(msm_dp_display->connector); in msm_dp_modeset_init()
1498 DRM_DEV_ERROR(dev->dev, in msm_dp_modeset_init()
1499 "failed to create dp connector: %d\n", ret); in msm_dp_modeset_init()
1500 msm_dp_display->connector = NULL; in msm_dp_modeset_init()
1504 msm_dp_priv->panel->connector = msm_dp_display->connector; in msm_dp_modeset_init()
1513 struct msm_dp *dp = msm_dp_bridge->msm_dp_display; in msm_dp_bridge_atomic_enable() local
1519 msm_dp_display = container_of(dp, struct msm_dp_display_private, msm_dp_display); in msm_dp_bridge_atomic_enable()
1520 if (!msm_dp_display->msm_dp_mode.drm_mode.clock) { in msm_dp_bridge_atomic_enable()
1525 if (dp->is_edp) in msm_dp_bridge_atomic_enable()
1528 mutex_lock(&msm_dp_display->event_mutex); in msm_dp_bridge_atomic_enable()
1529 if (pm_runtime_resume_and_get(&dp->pdev->dev)) { in msm_dp_bridge_atomic_enable()
1531 mutex_unlock(&msm_dp_display->event_mutex); in msm_dp_bridge_atomic_enable()
1535 hpd_state = msm_dp_display->hpd_state; in msm_dp_bridge_atomic_enable()
1537 mutex_unlock(&msm_dp_display->event_mutex); in msm_dp_bridge_atomic_enable()
1541 rc = msm_dp_display_set_mode(dp, &msm_dp_display->msm_dp_mode); in msm_dp_bridge_atomic_enable()
1544 mutex_unlock(&msm_dp_display->event_mutex); in msm_dp_bridge_atomic_enable()
1548 hpd_state = msm_dp_display->hpd_state; in msm_dp_bridge_atomic_enable()
1557 rc = msm_dp_display_post_enable(dp); in msm_dp_bridge_atomic_enable()
1559 DRM_ERROR("DP display post enable failed, rc=%d\n", rc); in msm_dp_bridge_atomic_enable()
1564 msm_dp_display->hpd_state = ST_CONNECTED; in msm_dp_bridge_atomic_enable()
1566 drm_dbg_dp(dp->drm_dev, "type=%d Done\n", dp->connector_type); in msm_dp_bridge_atomic_enable()
1567 mutex_unlock(&msm_dp_display->event_mutex); in msm_dp_bridge_atomic_enable()
1574 struct msm_dp *dp = msm_dp_bridge->msm_dp_display; in msm_dp_bridge_atomic_disable() local
1577 msm_dp_display = container_of(dp, struct msm_dp_display_private, msm_dp_display); in msm_dp_bridge_atomic_disable()
1579 msm_dp_ctrl_push_idle(msm_dp_display->ctrl); in msm_dp_bridge_atomic_disable()
1586 struct msm_dp *dp = msm_dp_bridge->msm_dp_display; in msm_dp_bridge_atomic_post_disable() local
1590 msm_dp_display = container_of(dp, struct msm_dp_display_private, msm_dp_display); in msm_dp_bridge_atomic_post_disable()
1592 if (dp->is_edp) in msm_dp_bridge_atomic_post_disable()
1595 mutex_lock(&msm_dp_display->event_mutex); in msm_dp_bridge_atomic_post_disable()
1597 hpd_state = msm_dp_display->hpd_state; in msm_dp_bridge_atomic_post_disable()
1599 drm_dbg_dp(dp->drm_dev, "type=%d wrong hpd_state=%d\n", in msm_dp_bridge_atomic_post_disable()
1600 dp->connector_type, hpd_state); in msm_dp_bridge_atomic_post_disable()
1604 hpd_state = msm_dp_display->hpd_state; in msm_dp_bridge_atomic_post_disable()
1607 msm_dp_display->hpd_state = ST_DISCONNECTED; in msm_dp_bridge_atomic_post_disable()
1609 msm_dp_display->hpd_state = ST_DISPLAY_OFF; in msm_dp_bridge_atomic_post_disable()
1612 drm_dbg_dp(dp->drm_dev, "type=%d Done\n", dp->connector_type); in msm_dp_bridge_atomic_post_disable()
1614 pm_runtime_put_sync(&dp->pdev->dev); in msm_dp_bridge_atomic_post_disable()
1615 mutex_unlock(&msm_dp_display->event_mutex); in msm_dp_bridge_atomic_post_disable()
1623 struct msm_dp *dp = msm_dp_bridge->msm_dp_display; in msm_dp_bridge_mode_set() local
1627 msm_dp_display = container_of(dp, struct msm_dp_display_private, msm_dp_display); in msm_dp_bridge_mode_set()
1628 msm_dp_panel = msm_dp_display->panel; in msm_dp_bridge_mode_set()
1630 memset(&msm_dp_display->msm_dp_mode, 0x0, sizeof(struct msm_dp_display_mode)); in msm_dp_bridge_mode_set()
1632 if (msm_dp_display_check_video_test(dp)) in msm_dp_bridge_mode_set()
1633 msm_dp_display->msm_dp_mode.bpp = msm_dp_display_get_test_bpp(dp); in msm_dp_bridge_mode_set()
1635 msm_dp_display->msm_dp_mode.bpp = dp->connector->display_info.bpc * 3; in msm_dp_bridge_mode_set()
1637 if (!msm_dp_display->msm_dp_mode.bpp) in msm_dp_bridge_mode_set()
1638 msm_dp_display->msm_dp_mode.bpp = 24; /* Default bpp */ in msm_dp_bridge_mode_set()
1640 drm_mode_copy(&msm_dp_display->msm_dp_mode.drm_mode, adjusted_mode); in msm_dp_bridge_mode_set()
1642 msm_dp_display->msm_dp_mode.v_active_low = in msm_dp_bridge_mode_set()
1643 !!(msm_dp_display->msm_dp_mode.drm_mode.flags & DRM_MODE_FLAG_NVSYNC); in msm_dp_bridge_mode_set()
1645 msm_dp_display->msm_dp_mode.h_active_low = in msm_dp_bridge_mode_set()
1646 !!(msm_dp_display->msm_dp_mode.drm_mode.flags & DRM_MODE_FLAG_NHSYNC); in msm_dp_bridge_mode_set()
1648 msm_dp_display->msm_dp_mode.out_fmt_is_yuv_420 = in msm_dp_bridge_mode_set()
1649 drm_mode_is_420_only(&dp->connector->display_info, adjusted_mode) && in msm_dp_bridge_mode_set()
1650 msm_dp_panel->vsc_sdp_supported; in msm_dp_bridge_mode_set()
1653 msm_dp_display->ctrl->wide_bus_en = in msm_dp_bridge_mode_set()
1654 msm_dp_display->msm_dp_mode.out_fmt_is_yuv_420 ? false : msm_dp_display->wide_bus_supported; in msm_dp_bridge_mode_set()
1655 msm_dp_display->catalog->wide_bus_en = in msm_dp_bridge_mode_set()
1656 msm_dp_display->msm_dp_mode.out_fmt_is_yuv_420 ? false : msm_dp_display->wide_bus_supported; in msm_dp_bridge_mode_set()
1662 struct msm_dp *msm_dp_display = msm_dp_bridge->msm_dp_display; in msm_dp_bridge_hpd_enable()
1663 …struct msm_dp_display_private *dp = container_of(msm_dp_display, struct msm_dp_display_private, ms… in msm_dp_bridge_hpd_enable() local
1666 * this is for external DP with hpd irq enabled case, in msm_dp_bridge_hpd_enable()
1667 * step-1: msm_dp_pm_runtime_resume() enable dp host only in msm_dp_bridge_hpd_enable()
1668 * step-2: enable hdp block and have hpd irq enabled here in msm_dp_bridge_hpd_enable()
1669 * step-3: waiting for plugin irq while phy is not initialized in msm_dp_bridge_hpd_enable()
1670 * step-4: DP PHY is initialized at plugin handler before link training in msm_dp_bridge_hpd_enable()
1673 mutex_lock(&dp->event_mutex); in msm_dp_bridge_hpd_enable()
1674 if (pm_runtime_resume_and_get(&msm_dp_display->pdev->dev)) { in msm_dp_bridge_hpd_enable()
1676 mutex_unlock(&dp->event_mutex); in msm_dp_bridge_hpd_enable()
1680 msm_dp_catalog_ctrl_hpd_enable(dp->catalog); in msm_dp_bridge_hpd_enable()
1683 msm_dp_catalog_hpd_config_intr(dp->catalog, DP_DP_HPD_INT_MASK, true); in msm_dp_bridge_hpd_enable()
1685 msm_dp_display->internal_hpd = true; in msm_dp_bridge_hpd_enable()
1686 mutex_unlock(&dp->event_mutex); in msm_dp_bridge_hpd_enable()
1692 struct msm_dp *msm_dp_display = msm_dp_bridge->msm_dp_display; in msm_dp_bridge_hpd_disable()
1693 …struct msm_dp_display_private *dp = container_of(msm_dp_display, struct msm_dp_display_private, ms… in msm_dp_bridge_hpd_disable() local
1695 mutex_lock(&dp->event_mutex); in msm_dp_bridge_hpd_disable()
1697 msm_dp_catalog_hpd_config_intr(dp->catalog, DP_DP_HPD_INT_MASK, false); in msm_dp_bridge_hpd_disable()
1698 msm_dp_catalog_ctrl_hpd_disable(dp->catalog); in msm_dp_bridge_hpd_disable()
1700 msm_dp_display->internal_hpd = false; in msm_dp_bridge_hpd_disable()
1702 pm_runtime_put_sync(&msm_dp_display->pdev->dev); in msm_dp_bridge_hpd_disable()
1703 mutex_unlock(&dp->event_mutex); in msm_dp_bridge_hpd_disable()
1710 struct msm_dp *msm_dp_display = msm_dp_bridge->msm_dp_display; in msm_dp_bridge_hpd_notify()
1711 …struct msm_dp_display_private *dp = container_of(msm_dp_display, struct msm_dp_display_private, ms… in msm_dp_bridge_hpd_notify() local
1713 /* Without next_bridge interrupts are handled by the DP core directly */ in msm_dp_bridge_hpd_notify()
1714 if (msm_dp_display->internal_hpd) in msm_dp_bridge_hpd_notify()
1717 if (!msm_dp_display->link_ready && status == connector_status_connected) in msm_dp_bridge_hpd_notify()
1718 msm_dp_add_event(dp, EV_HPD_PLUG_INT, 0, 0); in msm_dp_bridge_hpd_notify()
1719 else if (msm_dp_display->link_ready && status == connector_status_disconnected) in msm_dp_bridge_hpd_notify()
1720 msm_dp_add_event(dp, EV_HPD_UNPLUG_INT, 0, 0); in msm_dp_bridge_hpd_notify()