Lines Matching +full:sm8650 +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");
190 { .compatible = "qcom,sa8775p-dp", .data = &msm_dp_desc_sa8775p },
191 { .compatible = "qcom,sc7180-dp", .data = &msm_dp_desc_sc7180 },
192 { .compatible = "qcom,sc7280-dp", .data = &msm_dp_desc_sc7280 },
193 { .compatible = "qcom,sc7280-edp", .data = &msm_dp_desc_sc7280 },
194 { .compatible = "qcom,sc8180x-dp", .data = &msm_dp_desc_sc8180x },
195 { .compatible = "qcom,sc8180x-edp", .data = &msm_dp_desc_sc8180x },
196 { .compatible = "qcom,sc8280xp-dp", .data = &msm_dp_desc_sc8280xp },
197 { .compatible = "qcom,sc8280xp-edp", .data = &msm_dp_desc_sc8280xp },
198 { .compatible = "qcom,sdm845-dp", .data = &msm_dp_desc_sdm845 },
199 { .compatible = "qcom,sm8350-dp", .data = &msm_dp_desc_sc7180 },
200 { .compatible = "qcom,sm8650-dp", .data = &msm_dp_desc_sm8650 },
201 { .compatible = "qcom,x1e80100-dp", .data = &msm_dp_desc_x1e80100 },
207 struct msm_dp *dp = dev_get_drvdata(dev); in dev_get_dp_display_private() local
209 return container_of(dp, struct msm_dp_display_private, msm_dp_display); in dev_get_dp_display_private()
219 spin_lock_irqsave(&msm_dp_priv->event_lock, flag); in msm_dp_add_event()
220 pndx = msm_dp_priv->event_pndx + 1; in msm_dp_add_event()
222 if (pndx == msm_dp_priv->event_gndx) { in msm_dp_add_event()
224 msm_dp_priv->event_pndx, msm_dp_priv->event_gndx); in msm_dp_add_event()
225 spin_unlock_irqrestore(&msm_dp_priv->event_lock, flag); in msm_dp_add_event()
226 return -EPERM; in msm_dp_add_event()
228 todo = &msm_dp_priv->event_list[msm_dp_priv->event_pndx++]; in msm_dp_add_event()
229 msm_dp_priv->event_pndx %= DP_EVENT_Q_MAX; in msm_dp_add_event()
230 todo->event_id = event; in msm_dp_add_event()
231 todo->data = data; in msm_dp_add_event()
232 todo->delay = delay; in msm_dp_add_event()
233 wake_up(&msm_dp_priv->event_q); in msm_dp_add_event()
234 spin_unlock_irqrestore(&msm_dp_priv->event_lock, flag); in msm_dp_add_event()
245 spin_lock_irqsave(&msm_dp_priv->event_lock, flag); in msm_dp_del_event()
246 if (msm_dp_priv->event_pndx == msm_dp_priv->event_gndx) { in msm_dp_del_event()
247 spin_unlock_irqrestore(&msm_dp_priv->event_lock, flag); in msm_dp_del_event()
248 return -ENOENT; in msm_dp_del_event()
251 gndx = msm_dp_priv->event_gndx; in msm_dp_del_event()
252 while (msm_dp_priv->event_pndx != gndx) { in msm_dp_del_event()
253 todo = &msm_dp_priv->event_list[gndx]; in msm_dp_del_event()
254 if (todo->event_id == event) { in msm_dp_del_event()
255 todo->event_id = EV_NO_EVENT; /* deleted */ in msm_dp_del_event()
256 todo->delay = 0; in msm_dp_del_event()
261 spin_unlock_irqrestore(&msm_dp_priv->event_lock, flag); in msm_dp_del_event()
268 struct msm_dp_display_private *dp; in msm_dp_display_signal_audio_start() local
270 dp = container_of(msm_dp_display, struct msm_dp_display_private, msm_dp_display); in msm_dp_display_signal_audio_start()
272 reinit_completion(&dp->audio_comp); in msm_dp_display_signal_audio_start()
277 struct msm_dp_display_private *dp; in msm_dp_display_signal_audio_complete() local
279 dp = container_of(msm_dp_display, struct msm_dp_display_private, msm_dp_display); in msm_dp_display_signal_audio_complete()
281 complete_all(&dp->audio_comp); in msm_dp_display_signal_audio_complete()
290 struct msm_dp_display_private *dp = dev_get_dp_display_private(dev); in msm_dp_display_bind() local
292 struct drm_device *drm = priv->dev; in msm_dp_display_bind()
294 dp->msm_dp_display.drm_dev = drm; in msm_dp_display_bind()
295 priv->kms->dp[dp->id] = &dp->msm_dp_display; in msm_dp_display_bind()
297 dp->drm_dev = drm; in msm_dp_display_bind()
298 dp->aux->drm_dev = drm; in msm_dp_display_bind()
299 rc = msm_dp_aux_register(dp->aux); in msm_dp_display_bind()
301 DRM_ERROR("DRM DP AUX register failed\n"); in msm_dp_display_bind()
305 rc = msm_dp_hpd_event_thread_start(dp); in msm_dp_display_bind()
319 struct msm_dp_display_private *dp = dev_get_dp_display_private(dev); in msm_dp_display_unbind() local
322 kthread_stop(dp->ev_tsk); in msm_dp_display_unbind()
324 of_dp_aux_depopulate_bus(dp->aux); in msm_dp_display_unbind()
326 msm_dp_aux_unregister(dp->aux); in msm_dp_display_unbind()
327 dp->drm_dev = NULL; in msm_dp_display_unbind()
328 dp->aux->drm_dev = NULL; in msm_dp_display_unbind()
329 priv->kms->dp[dp->id] = NULL; in msm_dp_display_unbind()
339 struct msm_dp_display_private *dp; in msm_dp_display_send_hpd_event() local
342 dp = container_of(msm_dp_display, struct msm_dp_display_private, msm_dp_display); in msm_dp_display_send_hpd_event()
344 connector = dp->msm_dp_display.connector; in msm_dp_display_send_hpd_event()
345 drm_helper_hpd_irq_event(connector->dev); in msm_dp_display_send_hpd_event()
348 static int msm_dp_display_send_hpd_notification(struct msm_dp_display_private *dp, in msm_dp_display_send_hpd_notification() argument
351 if ((hpd && dp->msm_dp_display.link_ready) || in msm_dp_display_send_hpd_notification()
352 (!hpd && !dp->msm_dp_display.link_ready)) { in msm_dp_display_send_hpd_notification()
353 drm_dbg_dp(dp->drm_dev, "HPD already %s\n", str_on_off(hpd)); in msm_dp_display_send_hpd_notification()
359 dp->panel->video_test = false; in msm_dp_display_send_hpd_notification()
360 if (!dp->msm_dp_display.is_edp) in msm_dp_display_send_hpd_notification()
361 drm_dp_set_subconnector_property(dp->msm_dp_display.connector, in msm_dp_display_send_hpd_notification()
363 dp->panel->dpcd, in msm_dp_display_send_hpd_notification()
364 dp->panel->downstream_ports); in msm_dp_display_send_hpd_notification()
367 dp->msm_dp_display.link_ready = hpd; in msm_dp_display_send_hpd_notification()
369 drm_dbg_dp(dp->drm_dev, "type=%d hpd=%d\n", in msm_dp_display_send_hpd_notification()
370 dp->msm_dp_display.connector_type, hpd); in msm_dp_display_send_hpd_notification()
371 msm_dp_display_send_hpd_event(&dp->msm_dp_display); in msm_dp_display_send_hpd_notification()
376 static int msm_dp_display_lttpr_init(struct msm_dp_display_private *dp, u8 *dpcd) in msm_dp_display_lttpr_init() argument
380 if (drm_dp_read_lttpr_common_caps(dp->aux, dpcd, dp->link->lttpr_common_caps)) in msm_dp_display_lttpr_init()
383 lttpr_count = drm_dp_lttpr_count(dp->link->lttpr_common_caps); in msm_dp_display_lttpr_init()
384 rc = drm_dp_lttpr_init(dp->aux, lttpr_count); in msm_dp_display_lttpr_init()
393 static int msm_dp_display_process_hpd_high(struct msm_dp_display_private *dp) in msm_dp_display_process_hpd_high() argument
395 struct drm_connector *connector = dp->msm_dp_display.connector; in msm_dp_display_process_hpd_high()
396 const struct drm_display_info *info = &connector->display_info; in msm_dp_display_process_hpd_high()
400 rc = drm_dp_read_dpcd_caps(dp->aux, dpcd); in msm_dp_display_process_hpd_high()
404 dp->link->lttpr_count = msm_dp_display_lttpr_init(dp, dpcd); in msm_dp_display_process_hpd_high()
406 rc = msm_dp_panel_read_sink_caps(dp->panel, connector); in msm_dp_display_process_hpd_high()
410 msm_dp_link_process_request(dp->link); in msm_dp_display_process_hpd_high()
412 if (!dp->msm_dp_display.is_edp) in msm_dp_display_process_hpd_high()
415 dp->panel->dpcd, in msm_dp_display_process_hpd_high()
416 dp->panel->downstream_ports); in msm_dp_display_process_hpd_high()
418 dp->msm_dp_display.psr_supported = dp->panel->psr_cap.version && psr_enabled; in msm_dp_display_process_hpd_high()
420 dp->audio_supported = info->has_audio; in msm_dp_display_process_hpd_high()
421 msm_dp_panel_handle_sink_request(dp->panel); in msm_dp_display_process_hpd_high()
424 * set sink to normal operation mode -- D0 in msm_dp_display_process_hpd_high()
427 msm_dp_link_psm_config(dp->link, &dp->panel->link_info, false); in msm_dp_display_process_hpd_high()
429 msm_dp_link_reset_phy_params_vx_px(dp->link); in msm_dp_display_process_hpd_high()
430 rc = msm_dp_ctrl_on_link(dp->ctrl); in msm_dp_display_process_hpd_high()
432 DRM_ERROR("failed to complete DP link training\n"); in msm_dp_display_process_hpd_high()
436 msm_dp_add_event(dp, EV_USER_NOTIFICATION, true, 0); in msm_dp_display_process_hpd_high()
442 static void msm_dp_display_host_phy_init(struct msm_dp_display_private *dp) in msm_dp_display_host_phy_init() argument
444 drm_dbg_dp(dp->drm_dev, "type=%d core_init=%d phy_init=%d\n", in msm_dp_display_host_phy_init()
445 dp->msm_dp_display.connector_type, dp->core_initialized, in msm_dp_display_host_phy_init()
446 dp->phy_initialized); in msm_dp_display_host_phy_init()
448 if (!dp->phy_initialized) { in msm_dp_display_host_phy_init()
449 msm_dp_ctrl_phy_init(dp->ctrl); in msm_dp_display_host_phy_init()
450 dp->phy_initialized = true; in msm_dp_display_host_phy_init()
454 static void msm_dp_display_host_phy_exit(struct msm_dp_display_private *dp) in msm_dp_display_host_phy_exit() argument
456 drm_dbg_dp(dp->drm_dev, "type=%d core_init=%d phy_init=%d\n", in msm_dp_display_host_phy_exit()
457 dp->msm_dp_display.connector_type, dp->core_initialized, in msm_dp_display_host_phy_exit()
458 dp->phy_initialized); in msm_dp_display_host_phy_exit()
460 if (dp->phy_initialized) { in msm_dp_display_host_phy_exit()
461 msm_dp_ctrl_phy_exit(dp->ctrl); in msm_dp_display_host_phy_exit()
462 dp->phy_initialized = false; in msm_dp_display_host_phy_exit()
466 static void msm_dp_display_host_init(struct msm_dp_display_private *dp) in msm_dp_display_host_init() argument
468 drm_dbg_dp(dp->drm_dev, "type=%d core_init=%d phy_init=%d\n", in msm_dp_display_host_init()
469 dp->msm_dp_display.connector_type, dp->core_initialized, in msm_dp_display_host_init()
470 dp->phy_initialized); in msm_dp_display_host_init()
472 msm_dp_ctrl_core_clk_enable(dp->ctrl); in msm_dp_display_host_init()
473 msm_dp_ctrl_reset(dp->ctrl); in msm_dp_display_host_init()
474 msm_dp_ctrl_enable_irq(dp->ctrl); in msm_dp_display_host_init()
475 msm_dp_aux_init(dp->aux); in msm_dp_display_host_init()
476 dp->core_initialized = true; in msm_dp_display_host_init()
479 static void msm_dp_display_host_deinit(struct msm_dp_display_private *dp) in msm_dp_display_host_deinit() argument
481 drm_dbg_dp(dp->drm_dev, "type=%d core_init=%d phy_init=%d\n", in msm_dp_display_host_deinit()
482 dp->msm_dp_display.connector_type, dp->core_initialized, in msm_dp_display_host_deinit()
483 dp->phy_initialized); in msm_dp_display_host_deinit()
485 msm_dp_ctrl_reset(dp->ctrl); in msm_dp_display_host_deinit()
486 msm_dp_ctrl_disable_irq(dp->ctrl); in msm_dp_display_host_deinit()
487 msm_dp_aux_deinit(dp->aux); in msm_dp_display_host_deinit()
488 msm_dp_ctrl_core_clk_disable(dp->ctrl); in msm_dp_display_host_deinit()
489 dp->core_initialized = false; in msm_dp_display_host_deinit()
494 struct msm_dp_display_private *dp = dev_get_dp_display_private(dev); in msm_dp_display_usbpd_configure_cb() local
496 msm_dp_display_host_phy_init(dp); in msm_dp_display_usbpd_configure_cb()
498 return msm_dp_display_process_hpd_high(dp); in msm_dp_display_usbpd_configure_cb()
503 struct msm_dp_display_private *dp = dev_get_dp_display_private(dev); in msm_dp_display_notify_disconnect() local
505 msm_dp_add_event(dp, EV_USER_NOTIFICATION, false, 0); in msm_dp_display_notify_disconnect()
510 static void msm_dp_display_handle_video_request(struct msm_dp_display_private *dp) in msm_dp_display_handle_video_request() argument
512 if (dp->link->sink_request & DP_TEST_LINK_VIDEO_PATTERN) { in msm_dp_display_handle_video_request()
513 dp->panel->video_test = true; in msm_dp_display_handle_video_request()
514 msm_dp_link_send_test_response(dp->link); in msm_dp_display_handle_video_request()
518 static int msm_dp_display_handle_port_status_changed(struct msm_dp_display_private *dp) in msm_dp_display_handle_port_status_changed() argument
522 if (drm_dp_is_branch(dp->panel->dpcd) && dp->link->sink_count == 0) { in msm_dp_display_handle_port_status_changed()
523 drm_dbg_dp(dp->drm_dev, "sink count is zero, nothing to do\n"); in msm_dp_display_handle_port_status_changed()
524 if (dp->hpd_state != ST_DISCONNECTED) { in msm_dp_display_handle_port_status_changed()
525 dp->hpd_state = ST_DISCONNECT_PENDING; in msm_dp_display_handle_port_status_changed()
526 msm_dp_add_event(dp, EV_USER_NOTIFICATION, false, 0); in msm_dp_display_handle_port_status_changed()
529 if (dp->hpd_state == ST_DISCONNECTED) { in msm_dp_display_handle_port_status_changed()
530 dp->hpd_state = ST_MAINLINK_READY; in msm_dp_display_handle_port_status_changed()
531 rc = msm_dp_display_process_hpd_high(dp); in msm_dp_display_handle_port_status_changed()
533 dp->hpd_state = ST_DISCONNECTED; in msm_dp_display_handle_port_status_changed()
540 static int msm_dp_display_handle_irq_hpd(struct msm_dp_display_private *dp) in msm_dp_display_handle_irq_hpd() argument
542 u32 sink_request = dp->link->sink_request; in msm_dp_display_handle_irq_hpd()
544 drm_dbg_dp(dp->drm_dev, "%d\n", sink_request); in msm_dp_display_handle_irq_hpd()
545 if (dp->hpd_state == ST_DISCONNECTED) { in msm_dp_display_handle_irq_hpd()
547 drm_dbg_dp(dp->drm_dev, "Disconnected sink_request: %d\n", in msm_dp_display_handle_irq_hpd()
550 return -EINVAL; in msm_dp_display_handle_irq_hpd()
554 msm_dp_ctrl_handle_sink_request(dp->ctrl); in msm_dp_display_handle_irq_hpd()
557 msm_dp_display_handle_video_request(dp); in msm_dp_display_handle_irq_hpd()
566 struct msm_dp_display_private *dp = dev_get_dp_display_private(dev); in msm_dp_display_usbpd_attention_cb() local
569 rc = msm_dp_link_process_request(dp->link); in msm_dp_display_usbpd_attention_cb()
571 sink_request = dp->link->sink_request; in msm_dp_display_usbpd_attention_cb()
572 drm_dbg_dp(dp->drm_dev, "hpd_state=%d sink_request=%d\n", in msm_dp_display_usbpd_attention_cb()
573 dp->hpd_state, sink_request); in msm_dp_display_usbpd_attention_cb()
575 rc = msm_dp_display_handle_port_status_changed(dp); in msm_dp_display_usbpd_attention_cb()
577 rc = msm_dp_display_handle_irq_hpd(dp); in msm_dp_display_usbpd_attention_cb()
583 static int msm_dp_hpd_plug_handle(struct msm_dp_display_private *dp, u32 data) in msm_dp_hpd_plug_handle() argument
587 struct platform_device *pdev = dp->msm_dp_display.pdev; in msm_dp_hpd_plug_handle()
589 msm_dp_aux_enable_xfers(dp->aux, true); in msm_dp_hpd_plug_handle()
591 mutex_lock(&dp->event_mutex); in msm_dp_hpd_plug_handle()
593 state = dp->hpd_state; in msm_dp_hpd_plug_handle()
594 drm_dbg_dp(dp->drm_dev, "Before, type=%d hpd_state=%d\n", in msm_dp_hpd_plug_handle()
595 dp->msm_dp_display.connector_type, state); in msm_dp_hpd_plug_handle()
598 mutex_unlock(&dp->event_mutex); in msm_dp_hpd_plug_handle()
603 mutex_unlock(&dp->event_mutex); in msm_dp_hpd_plug_handle()
609 msm_dp_add_event(dp, EV_HPD_PLUG_INT, 0, 1); /* delay = 1 */ in msm_dp_hpd_plug_handle()
610 mutex_unlock(&dp->event_mutex); in msm_dp_hpd_plug_handle()
614 ret = pm_runtime_resume_and_get(&pdev->dev); in msm_dp_hpd_plug_handle()
617 mutex_unlock(&dp->event_mutex); in msm_dp_hpd_plug_handle()
621 ret = msm_dp_display_usbpd_configure_cb(&pdev->dev); in msm_dp_hpd_plug_handle()
623 dp->hpd_state = ST_DISCONNECTED; in msm_dp_hpd_plug_handle()
624 pm_runtime_put_sync(&pdev->dev); in msm_dp_hpd_plug_handle()
626 dp->hpd_state = ST_MAINLINK_READY; in msm_dp_hpd_plug_handle()
629 drm_dbg_dp(dp->drm_dev, "After, type=%d hpd_state=%d\n", in msm_dp_hpd_plug_handle()
630 dp->msm_dp_display.connector_type, state); in msm_dp_hpd_plug_handle()
631 mutex_unlock(&dp->event_mutex); in msm_dp_hpd_plug_handle()
640 struct msm_dp_display_private *dp; in msm_dp_display_handle_plugged_change() local
642 dp = container_of(msm_dp_display, in msm_dp_display_handle_plugged_change()
646 if (dp->audio_supported) in msm_dp_display_handle_plugged_change()
647 drm_connector_hdmi_audio_plugged_notify(msm_dp_display->connector, in msm_dp_display_handle_plugged_change()
651 static int msm_dp_hpd_unplug_handle(struct msm_dp_display_private *dp, u32 data) in msm_dp_hpd_unplug_handle() argument
654 struct platform_device *pdev = dp->msm_dp_display.pdev; in msm_dp_hpd_unplug_handle()
656 msm_dp_aux_enable_xfers(dp->aux, false); in msm_dp_hpd_unplug_handle()
658 mutex_lock(&dp->event_mutex); in msm_dp_hpd_unplug_handle()
660 state = dp->hpd_state; in msm_dp_hpd_unplug_handle()
662 drm_dbg_dp(dp->drm_dev, "Before, type=%d hpd_state=%d\n", in msm_dp_hpd_unplug_handle()
663 dp->msm_dp_display.connector_type, state); in msm_dp_hpd_unplug_handle()
666 msm_dp_del_event(dp, EV_IRQ_HPD_INT); in msm_dp_hpd_unplug_handle()
670 if (dp->link->sink_count == 0) { in msm_dp_hpd_unplug_handle()
671 msm_dp_display_host_phy_exit(dp); in msm_dp_hpd_unplug_handle()
673 msm_dp_display_notify_disconnect(&dp->msm_dp_display.pdev->dev); in msm_dp_hpd_unplug_handle()
674 mutex_unlock(&dp->event_mutex); in msm_dp_hpd_unplug_handle()
677 mutex_unlock(&dp->event_mutex); in msm_dp_hpd_unplug_handle()
680 msm_dp_ctrl_off_link(dp->ctrl); in msm_dp_hpd_unplug_handle()
681 msm_dp_display_host_phy_exit(dp); in msm_dp_hpd_unplug_handle()
682 dp->hpd_state = ST_DISCONNECTED; in msm_dp_hpd_unplug_handle()
683 msm_dp_display_notify_disconnect(&dp->msm_dp_display.pdev->dev); in msm_dp_hpd_unplug_handle()
684 pm_runtime_put_sync(&pdev->dev); in msm_dp_hpd_unplug_handle()
685 mutex_unlock(&dp->event_mutex); in msm_dp_hpd_unplug_handle()
693 msm_dp_display_notify_disconnect(&dp->msm_dp_display.pdev->dev); in msm_dp_hpd_unplug_handle()
696 dp->hpd_state = ST_DISCONNECTED; in msm_dp_hpd_unplug_handle()
698 dp->hpd_state = ST_DISCONNECT_PENDING; in msm_dp_hpd_unplug_handle()
702 msm_dp_display_handle_plugged_change(&dp->msm_dp_display, false); in msm_dp_hpd_unplug_handle()
704 drm_dbg_dp(dp->drm_dev, "After, type=%d hpd_state=%d\n", in msm_dp_hpd_unplug_handle()
705 dp->msm_dp_display.connector_type, state); in msm_dp_hpd_unplug_handle()
708 pm_runtime_put_sync(&pdev->dev); in msm_dp_hpd_unplug_handle()
709 mutex_unlock(&dp->event_mutex); in msm_dp_hpd_unplug_handle()
713 static int msm_dp_irq_hpd_handle(struct msm_dp_display_private *dp, u32 data) in msm_dp_irq_hpd_handle() argument
717 mutex_lock(&dp->event_mutex); in msm_dp_irq_hpd_handle()
720 state = dp->hpd_state; in msm_dp_irq_hpd_handle()
721 drm_dbg_dp(dp->drm_dev, "Before, 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()
725 mutex_unlock(&dp->event_mutex); in msm_dp_irq_hpd_handle()
731 msm_dp_add_event(dp, EV_IRQ_HPD_INT, 0, 1); /* delay = 1 */ in msm_dp_irq_hpd_handle()
732 mutex_unlock(&dp->event_mutex); in msm_dp_irq_hpd_handle()
736 msm_dp_display_usbpd_attention_cb(&dp->msm_dp_display.pdev->dev); in msm_dp_irq_hpd_handle()
738 drm_dbg_dp(dp->drm_dev, "After, type=%d hpd_state=%d\n", in msm_dp_irq_hpd_handle()
739 dp->msm_dp_display.connector_type, state); in msm_dp_irq_hpd_handle()
741 mutex_unlock(&dp->event_mutex); in msm_dp_irq_hpd_handle()
746 static void msm_dp_display_deinit_sub_modules(struct msm_dp_display_private *dp) in msm_dp_display_deinit_sub_modules() argument
748 msm_dp_audio_put(dp->audio); in msm_dp_display_deinit_sub_modules()
749 msm_dp_panel_put(dp->panel); in msm_dp_display_deinit_sub_modules()
750 msm_dp_aux_put(dp->aux); in msm_dp_display_deinit_sub_modules()
753 static int msm_dp_init_sub_modules(struct msm_dp_display_private *dp) in msm_dp_init_sub_modules() argument
756 struct device *dev = &dp->msm_dp_display.pdev->dev; in msm_dp_init_sub_modules()
759 phy = devm_phy_get(dev, "dp"); in msm_dp_init_sub_modules()
764 dp->msm_dp_display.is_edp ? PHY_SUBMODE_EDP : PHY_SUBMODE_DP); in msm_dp_init_sub_modules()
770 dp->aux = msm_dp_aux_get(dev, phy, dp->msm_dp_display.is_edp, dp->aux_base); in msm_dp_init_sub_modules()
771 if (IS_ERR(dp->aux)) { in msm_dp_init_sub_modules()
772 rc = PTR_ERR(dp->aux); in msm_dp_init_sub_modules()
774 dp->aux = NULL; in msm_dp_init_sub_modules()
778 dp->link = msm_dp_link_get(dev, dp->aux); in msm_dp_init_sub_modules()
779 if (IS_ERR(dp->link)) { in msm_dp_init_sub_modules()
780 rc = PTR_ERR(dp->link); in msm_dp_init_sub_modules()
782 dp->link = NULL; in msm_dp_init_sub_modules()
786 dp->panel = msm_dp_panel_get(dev, dp->aux, dp->link, dp->link_base, dp->p0_base); in msm_dp_init_sub_modules()
787 if (IS_ERR(dp->panel)) { in msm_dp_init_sub_modules()
788 rc = PTR_ERR(dp->panel); in msm_dp_init_sub_modules()
790 dp->panel = NULL; in msm_dp_init_sub_modules()
794 dp->ctrl = msm_dp_ctrl_get(dev, dp->link, dp->panel, dp->aux, in msm_dp_init_sub_modules()
795 phy, dp->ahb_base, dp->link_base); in msm_dp_init_sub_modules()
796 if (IS_ERR(dp->ctrl)) { in msm_dp_init_sub_modules()
797 rc = PTR_ERR(dp->ctrl); in msm_dp_init_sub_modules()
799 dp->ctrl = NULL; in msm_dp_init_sub_modules()
803 dp->audio = msm_dp_audio_get(dp->msm_dp_display.pdev, dp->link_base); in msm_dp_init_sub_modules()
804 if (IS_ERR(dp->audio)) { in msm_dp_init_sub_modules()
805 rc = PTR_ERR(dp->audio); in msm_dp_init_sub_modules()
807 dp->audio = NULL; in msm_dp_init_sub_modules()
814 msm_dp_panel_put(dp->panel); in msm_dp_init_sub_modules()
816 msm_dp_aux_put(dp->aux); in msm_dp_init_sub_modules()
824 struct msm_dp_display_private *dp; in msm_dp_display_set_mode() local
826 dp = container_of(msm_dp_display, struct msm_dp_display_private, msm_dp_display); in msm_dp_display_set_mode()
828 drm_mode_copy(&dp->panel->msm_dp_mode.drm_mode, &mode->drm_mode); in msm_dp_display_set_mode()
829 dp->panel->msm_dp_mode.bpp = mode->bpp; in msm_dp_display_set_mode()
830 dp->panel->msm_dp_mode.out_fmt_is_yuv_420 = mode->out_fmt_is_yuv_420; in msm_dp_display_set_mode()
831 msm_dp_panel_init_panel_info(dp->panel); in msm_dp_display_set_mode()
835 static int msm_dp_display_enable(struct msm_dp_display_private *dp, bool force_link_train) in msm_dp_display_enable() argument
838 struct msm_dp *msm_dp_display = &dp->msm_dp_display; in msm_dp_display_enable()
840 drm_dbg_dp(dp->drm_dev, "sink_count=%d\n", dp->link->sink_count); in msm_dp_display_enable()
841 if (msm_dp_display->power_on) { in msm_dp_display_enable()
842 drm_dbg_dp(dp->drm_dev, "Link already setup, return\n"); in msm_dp_display_enable()
846 rc = msm_dp_ctrl_on_stream(dp->ctrl, force_link_train); in msm_dp_display_enable()
848 msm_dp_display->power_on = true; in msm_dp_display_enable()
855 struct msm_dp_display_private *dp; in msm_dp_display_post_enable() local
858 dp = container_of(msm_dp_display, struct msm_dp_display_private, msm_dp_display); in msm_dp_display_post_enable()
860 rate = dp->link->link_params.rate; in msm_dp_display_post_enable()
862 if (dp->audio_supported) { in msm_dp_display_post_enable()
863 dp->audio->bw_code = drm_dp_link_rate_to_bw_code(rate); in msm_dp_display_post_enable()
864 dp->audio->lane_count = dp->link->link_params.num_lanes; in msm_dp_display_post_enable()
870 if (msm_dp_display->psr_supported) in msm_dp_display_post_enable()
871 msm_dp_ctrl_config_psr(dp->ctrl); in msm_dp_display_post_enable()
876 static int msm_dp_display_disable(struct msm_dp_display_private *dp) in msm_dp_display_disable() argument
878 struct msm_dp *msm_dp_display = &dp->msm_dp_display; in msm_dp_display_disable()
880 if (!msm_dp_display->power_on) in msm_dp_display_disable()
884 if (msm_dp_display->audio_enabled) { in msm_dp_display_disable()
887 if (!wait_for_completion_timeout(&dp->audio_comp, in msm_dp_display_disable()
892 msm_dp_display->audio_enabled = false; in msm_dp_display_disable()
894 if (dp->link->sink_count == 0) { in msm_dp_display_disable()
899 msm_dp_ctrl_off_link_stream(dp->ctrl); in msm_dp_display_disable()
905 msm_dp_ctrl_off(dp->ctrl); in msm_dp_display_disable()
906 msm_dp_display_host_phy_exit(dp); in msm_dp_display_disable()
909 msm_dp_display->power_on = false; in msm_dp_display_disable()
911 drm_dbg_dp(dp->drm_dev, "sink count: %d\n", dp->link->sink_count); in msm_dp_display_disable()
916 * msm_dp_bridge_mode_valid - callback to determine if specified mode is valid
930 struct msm_dp *dp; in msm_dp_bridge_mode_valid() local
931 int mode_pclk_khz = mode->clock; in msm_dp_bridge_mode_valid()
933 dp = to_dp_bridge(bridge)->msm_dp_display; in msm_dp_bridge_mode_valid()
935 if (!dp || !mode_pclk_khz || !dp->connector) { in msm_dp_bridge_mode_valid()
937 return -EINVAL; in msm_dp_bridge_mode_valid()
940 msm_dp_display = container_of(dp, struct msm_dp_display_private, msm_dp_display); in msm_dp_bridge_mode_valid()
941 link_info = &msm_dp_display->panel->link_info; in msm_dp_bridge_mode_valid()
943 if ((drm_mode_is_420_only(&dp->connector->display_info, mode) && in msm_dp_bridge_mode_valid()
944 msm_dp_display->panel->vsc_sdp_supported) || in msm_dp_bridge_mode_valid()
945 msm_dp_wide_bus_available(dp)) in msm_dp_bridge_mode_valid()
951 mode_bpp = dp->connector->display_info.bpc * num_components; in msm_dp_bridge_mode_valid()
955 mode_bpp = msm_dp_panel_get_mode_bpp(msm_dp_display->panel, in msm_dp_bridge_mode_valid()
959 supported_rate_khz = link_info->num_lanes * link_info->rate * 8; in msm_dp_bridge_mode_valid()
967 int msm_dp_display_get_modes(struct msm_dp *dp) in msm_dp_display_get_modes() argument
971 if (!dp) { in msm_dp_display_get_modes()
976 msm_dp_display = container_of(dp, struct msm_dp_display_private, msm_dp_display); in msm_dp_display_get_modes()
978 return msm_dp_panel_get_modes(msm_dp_display->panel, in msm_dp_display_get_modes()
979 dp->connector); in msm_dp_display_get_modes()
982 bool msm_dp_display_check_video_test(struct msm_dp *dp) in msm_dp_display_check_video_test() argument
986 msm_dp_display = container_of(dp, struct msm_dp_display_private, msm_dp_display); in msm_dp_display_check_video_test()
988 return msm_dp_display->panel->video_test; in msm_dp_display_check_video_test()
991 int msm_dp_display_get_test_bpp(struct msm_dp *dp) in msm_dp_display_get_test_bpp() argument
995 if (!dp) { in msm_dp_display_get_test_bpp()
1000 msm_dp_display = container_of(dp, struct msm_dp_display_private, msm_dp_display); in msm_dp_display_get_test_bpp()
1003 msm_dp_display->link->test_video.test_bit_depth); in msm_dp_display_get_test_bpp()
1006 void msm_dp_snapshot(struct msm_disp_state *disp_state, struct msm_dp *dp) in msm_dp_snapshot() argument
1010 msm_dp_display = container_of(dp, struct msm_dp_display_private, msm_dp_display); in msm_dp_snapshot()
1014 * however till DP cable is connected this will not happen as we in msm_dp_snapshot()
1016 * power_on status before dumping DP registers to avoid crash due in msm_dp_snapshot()
1019 mutex_lock(&msm_dp_display->event_mutex); in msm_dp_snapshot()
1021 if (!dp->power_on) { in msm_dp_snapshot()
1022 mutex_unlock(&msm_dp_display->event_mutex); in msm_dp_snapshot()
1026 msm_disp_snapshot_add_block(disp_state, msm_dp_display->ahb_len, in msm_dp_snapshot()
1027 msm_dp_display->ahb_base, "dp_ahb"); in msm_dp_snapshot()
1028 msm_disp_snapshot_add_block(disp_state, msm_dp_display->aux_len, in msm_dp_snapshot()
1029 msm_dp_display->aux_base, "dp_aux"); in msm_dp_snapshot()
1030 msm_disp_snapshot_add_block(disp_state, msm_dp_display->link_len, in msm_dp_snapshot()
1031 msm_dp_display->link_base, "dp_link"); in msm_dp_snapshot()
1032 msm_disp_snapshot_add_block(disp_state, msm_dp_display->p0_len, in msm_dp_snapshot()
1033 msm_dp_display->p0_base, "dp_p0"); in msm_dp_snapshot()
1035 mutex_unlock(&msm_dp_display->event_mutex); in msm_dp_snapshot()
1040 struct msm_dp_display_private *dp; in msm_dp_display_set_psr() local
1047 dp = container_of(msm_dp_display, struct msm_dp_display_private, msm_dp_display); in msm_dp_display_set_psr()
1048 msm_dp_ctrl_set_psr(dp->ctrl, enter); in msm_dp_display_set_psr()
1062 wait_event_timeout(msm_dp_priv->event_q, in hpd_event_thread()
1063 (msm_dp_priv->event_pndx == msm_dp_priv->event_gndx) || in hpd_event_thread()
1066 wait_event_interruptible(msm_dp_priv->event_q, in hpd_event_thread()
1067 (msm_dp_priv->event_pndx != msm_dp_priv->event_gndx) || in hpd_event_thread()
1074 spin_lock_irqsave(&msm_dp_priv->event_lock, flag); in hpd_event_thread()
1075 todo = &msm_dp_priv->event_list[msm_dp_priv->event_gndx]; in hpd_event_thread()
1076 if (todo->delay) { in hpd_event_thread()
1079 msm_dp_priv->event_gndx++; in hpd_event_thread()
1080 msm_dp_priv->event_gndx %= DP_EVENT_Q_MAX; in hpd_event_thread()
1083 todo_next = &msm_dp_priv->event_list[msm_dp_priv->event_pndx++]; in hpd_event_thread()
1084 msm_dp_priv->event_pndx %= DP_EVENT_Q_MAX; in hpd_event_thread()
1085 todo_next->event_id = todo->event_id; in hpd_event_thread()
1086 todo_next->data = todo->data; in hpd_event_thread()
1087 todo_next->delay = todo->delay - 1; in hpd_event_thread()
1090 todo->event_id = EV_NO_EVENT; in hpd_event_thread()
1091 todo->delay = 0; in hpd_event_thread()
1095 spin_unlock_irqrestore(&msm_dp_priv->event_lock, flag); in hpd_event_thread()
1100 if (msm_dp_priv->event_pndx == msm_dp_priv->event_gndx) { in hpd_event_thread()
1101 spin_unlock_irqrestore(&msm_dp_priv->event_lock, flag); in hpd_event_thread()
1105 msm_dp_priv->event_gndx++; in hpd_event_thread()
1106 msm_dp_priv->event_gndx %= DP_EVENT_Q_MAX; in hpd_event_thread()
1108 spin_unlock_irqrestore(&msm_dp_priv->event_lock, flag); in hpd_event_thread()
1110 switch (todo->event_id) { in hpd_event_thread()
1112 msm_dp_hpd_plug_handle(msm_dp_priv, todo->data); in hpd_event_thread()
1115 msm_dp_hpd_unplug_handle(msm_dp_priv, todo->data); in hpd_event_thread()
1118 msm_dp_irq_hpd_handle(msm_dp_priv, todo->data); in hpd_event_thread()
1122 todo->data); in hpd_event_thread()
1135 msm_dp_priv->event_gndx = 0; in msm_dp_hpd_event_thread_start()
1136 msm_dp_priv->event_pndx = 0; in msm_dp_hpd_event_thread_start()
1138 msm_dp_priv->ev_tsk = kthread_run(hpd_event_thread, msm_dp_priv, "dp_hpd_handler"); in msm_dp_hpd_event_thread_start()
1139 if (IS_ERR(msm_dp_priv->ev_tsk)) in msm_dp_hpd_event_thread_start()
1140 return PTR_ERR(msm_dp_priv->ev_tsk); in msm_dp_hpd_event_thread_start()
1147 struct msm_dp_display_private *dp = dev_id; in msm_dp_display_irq_handler() local
1151 if (!dp) { in msm_dp_display_irq_handler()
1156 hpd_isr_status = msm_dp_aux_get_hpd_intr_status(dp->aux); in msm_dp_display_irq_handler()
1159 drm_dbg_dp(dp->drm_dev, "type=%d isr=0x%x\n", in msm_dp_display_irq_handler()
1160 dp->msm_dp_display.connector_type, hpd_isr_status); in msm_dp_display_irq_handler()
1163 msm_dp_add_event(dp, EV_HPD_PLUG_INT, 0, 0); in msm_dp_display_irq_handler()
1166 msm_dp_add_event(dp, EV_IRQ_HPD_INT, 0, 0); in msm_dp_display_irq_handler()
1170 msm_dp_add_event(dp, EV_HPD_UNPLUG_INT, 0, 0); in msm_dp_display_irq_handler()
1171 msm_dp_add_event(dp, EV_HPD_PLUG_INT, 0, 3); in msm_dp_display_irq_handler()
1175 msm_dp_add_event(dp, EV_HPD_UNPLUG_INT, 0, 0); in msm_dp_display_irq_handler()
1180 /* DP controller isr */ in msm_dp_display_irq_handler()
1181 ret |= msm_dp_ctrl_isr(dp->ctrl); in msm_dp_display_irq_handler()
1186 static int msm_dp_display_request_irq(struct msm_dp_display_private *dp) in msm_dp_display_request_irq() argument
1189 struct platform_device *pdev = dp->msm_dp_display.pdev; in msm_dp_display_request_irq()
1191 dp->irq = platform_get_irq(pdev, 0); in msm_dp_display_request_irq()
1192 if (dp->irq < 0) { in msm_dp_display_request_irq()
1194 return dp->irq; in msm_dp_display_request_irq()
1197 rc = devm_request_irq(&pdev->dev, dp->irq, msm_dp_display_irq_handler, in msm_dp_display_request_irq()
1199 "dp_display_isr", dp); in msm_dp_display_request_irq()
1203 dp->irq, rc); in msm_dp_display_request_irq()
1212 const struct msm_dp_desc *descs = of_device_get_match_data(&pdev->dev); in msm_dp_display_get_desc()
1221 if (descs[i].io_start == res->start) in msm_dp_display_get_desc()
1225 dev_err(&pdev->dev, "unknown displayport instance\n"); in msm_dp_display_get_desc()
1231 struct msm_dp *dp = dev_get_drvdata(dev); in msm_dp_display_probe_tail() local
1236 * provide at least an eDP panel (which gets wrapped into panel-bridge). in msm_dp_display_probe_tail()
1239 * silently ignore an error if one is not present (-ENODEV). in msm_dp_display_probe_tail()
1241 dp->next_bridge = devm_drm_of_get_bridge(&dp->pdev->dev, dp->pdev->dev.of_node, 1, 0); in msm_dp_display_probe_tail()
1242 if (IS_ERR(dp->next_bridge)) { in msm_dp_display_probe_tail()
1243 ret = PTR_ERR(dp->next_bridge); in msm_dp_display_probe_tail()
1244 dp->next_bridge = NULL; in msm_dp_display_probe_tail()
1245 if (dp->is_edp || ret != -ENODEV) in msm_dp_display_probe_tail()
1258 return msm_dp_display_probe_tail(aux->dev); in msm_dp_auxbus_done_probe()
1264 struct device_node *node = pdev->dev.of_node; in msm_dp_display_get_connector_type()
1265 struct device_node *aux_bus = of_get_child_by_name(node, "aux-bus"); in msm_dp_display_get_connector_type()
1303 struct platform_device *pdev = display->msm_dp_display.pdev; in msm_dp_display_get_io()
1305 display->ahb_base = msm_dp_ioremap(pdev, 0, &display->ahb_len); in msm_dp_display_get_io()
1306 if (IS_ERR(display->ahb_base)) in msm_dp_display_get_io()
1307 return PTR_ERR(display->ahb_base); in msm_dp_display_get_io()
1309 display->aux_base = msm_dp_ioremap(pdev, 1, &display->aux_len); in msm_dp_display_get_io()
1310 if (IS_ERR(display->aux_base)) { in msm_dp_display_get_io()
1311 if (display->aux_base != ERR_PTR(-EINVAL)) { in msm_dp_display_get_io()
1312 DRM_ERROR("unable to remap aux region: %pe\n", display->aux_base); in msm_dp_display_get_io()
1313 return PTR_ERR(display->aux_base); in msm_dp_display_get_io()
1318 * support variation in the sub-region sizes this was split. in msm_dp_display_get_io()
1319 * msm_dp_ioremap() will fail with -EINVAL here if only a single in msm_dp_display_get_io()
1320 * reg is specified, so fill in the sub-region offsets and in msm_dp_display_get_io()
1323 if (display->ahb_len < DP_DEFAULT_P0_OFFSET + DP_DEFAULT_P0_SIZE) { in msm_dp_display_get_io()
1325 return -EINVAL; in msm_dp_display_get_io()
1328 display->ahb_len = DP_DEFAULT_AHB_SIZE; in msm_dp_display_get_io()
1329 display->aux_base = display->ahb_base + DP_DEFAULT_AUX_OFFSET; in msm_dp_display_get_io()
1330 display->aux_len = DP_DEFAULT_AUX_SIZE; in msm_dp_display_get_io()
1331 display->link_base = display->ahb_base + DP_DEFAULT_LINK_OFFSET; in msm_dp_display_get_io()
1332 display->link_len = DP_DEFAULT_LINK_SIZE; in msm_dp_display_get_io()
1333 display->p0_base = display->ahb_base + DP_DEFAULT_P0_OFFSET; in msm_dp_display_get_io()
1334 display->p0_len = DP_DEFAULT_P0_SIZE; in msm_dp_display_get_io()
1339 display->link_base = msm_dp_ioremap(pdev, 2, &display->link_len); in msm_dp_display_get_io()
1340 if (IS_ERR(display->link_base)) { in msm_dp_display_get_io()
1341 DRM_ERROR("unable to remap link region: %pe\n", display->link_base); in msm_dp_display_get_io()
1342 return PTR_ERR(display->link_base); in msm_dp_display_get_io()
1345 display->p0_base = msm_dp_ioremap(pdev, 3, &display->p0_len); in msm_dp_display_get_io()
1346 if (IS_ERR(display->p0_base)) { in msm_dp_display_get_io()
1347 DRM_ERROR("unable to remap p0 region: %pe\n", display->p0_base); in msm_dp_display_get_io()
1348 return PTR_ERR(display->p0_base); in msm_dp_display_get_io()
1357 struct msm_dp_display_private *dp; in msm_dp_display_probe() local
1360 if (!pdev || !pdev->dev.of_node) { in msm_dp_display_probe()
1362 return -ENODEV; in msm_dp_display_probe()
1365 dp = devm_kzalloc(&pdev->dev, sizeof(*dp), GFP_KERNEL); in msm_dp_display_probe()
1366 if (!dp) in msm_dp_display_probe()
1367 return -ENOMEM; in msm_dp_display_probe()
1371 return -EINVAL; in msm_dp_display_probe()
1373 dp->msm_dp_display.pdev = pdev; in msm_dp_display_probe()
1374 dp->id = desc->id; in msm_dp_display_probe()
1375 dp->msm_dp_display.connector_type = msm_dp_display_get_connector_type(pdev, desc); in msm_dp_display_probe()
1376 dp->wide_bus_supported = desc->wide_bus_supported; in msm_dp_display_probe()
1377 dp->msm_dp_display.is_edp = in msm_dp_display_probe()
1378 (dp->msm_dp_display.connector_type == DRM_MODE_CONNECTOR_eDP); in msm_dp_display_probe()
1380 rc = msm_dp_display_get_io(dp); in msm_dp_display_probe()
1384 rc = msm_dp_init_sub_modules(dp); in msm_dp_display_probe()
1387 return -EPROBE_DEFER; in msm_dp_display_probe()
1391 mutex_init(&dp->event_mutex); in msm_dp_display_probe()
1392 init_waitqueue_head(&dp->event_q); in msm_dp_display_probe()
1393 spin_lock_init(&dp->event_lock); in msm_dp_display_probe()
1395 /* Store DP audio handle inside DP display */ in msm_dp_display_probe()
1396 dp->msm_dp_display.msm_dp_audio = dp->audio; in msm_dp_display_probe()
1398 init_completion(&dp->audio_comp); in msm_dp_display_probe()
1400 platform_set_drvdata(pdev, &dp->msm_dp_display); in msm_dp_display_probe()
1402 rc = devm_pm_runtime_enable(&pdev->dev); in msm_dp_display_probe()
1406 rc = msm_dp_display_request_irq(dp); in msm_dp_display_probe()
1410 if (dp->msm_dp_display.is_edp) { in msm_dp_display_probe()
1411 rc = devm_of_dp_aux_populate_bus(dp->aux, msm_dp_auxbus_done_probe); in msm_dp_display_probe()
1417 rc = msm_dp_display_probe_tail(&pdev->dev); in msm_dp_display_probe()
1425 msm_dp_display_deinit_sub_modules(dp); in msm_dp_display_probe()
1431 struct msm_dp_display_private *dp = dev_get_dp_display_private(&pdev->dev); in msm_dp_display_remove() local
1433 component_del(&pdev->dev, &msm_dp_display_comp_ops); in msm_dp_display_remove()
1434 msm_dp_display_deinit_sub_modules(dp); in msm_dp_display_remove()
1440 struct msm_dp_display_private *dp = dev_get_dp_display_private(dev); in msm_dp_pm_runtime_suspend() local
1442 disable_irq(dp->irq); in msm_dp_pm_runtime_suspend()
1444 if (dp->msm_dp_display.is_edp) { in msm_dp_pm_runtime_suspend()
1445 msm_dp_display_host_phy_exit(dp); in msm_dp_pm_runtime_suspend()
1446 msm_dp_aux_hpd_disable(dp->aux); in msm_dp_pm_runtime_suspend()
1448 msm_dp_display_host_deinit(dp); in msm_dp_pm_runtime_suspend()
1455 struct msm_dp_display_private *dp = dev_get_dp_display_private(dev); in msm_dp_pm_runtime_resume() local
1461 * for DP, only host controller is enabled here. in msm_dp_pm_runtime_resume()
1465 msm_dp_display_host_init(dp); in msm_dp_pm_runtime_resume()
1466 if (dp->msm_dp_display.is_edp) { in msm_dp_pm_runtime_resume()
1467 msm_dp_aux_hpd_enable(dp->aux); in msm_dp_pm_runtime_resume()
1468 msm_dp_display_host_phy_init(dp); in msm_dp_pm_runtime_resume()
1471 enable_irq(dp->irq); in msm_dp_pm_runtime_resume()
1485 .name = "msm-dp-display",
1498 DRM_ERROR("Dp display driver register failed"); in msm_dp_register()
1511 struct msm_dp_display_private *dp; in msm_dp_is_yuv_420_enabled() local
1514 dp = container_of(msm_dp_display, struct msm_dp_display_private, msm_dp_display); in msm_dp_is_yuv_420_enabled()
1515 info = &msm_dp_display->connector->display_info; in msm_dp_is_yuv_420_enabled()
1517 return dp->panel->vsc_sdp_supported && drm_mode_is_420_only(info, mode); in msm_dp_is_yuv_420_enabled()
1528 struct msm_dp_display_private *dp; in msm_dp_wide_bus_available() local
1530 dp = container_of(msm_dp_display, struct msm_dp_display_private, msm_dp_display); in msm_dp_wide_bus_available()
1532 if (dp->msm_dp_mode.out_fmt_is_yuv_420) in msm_dp_wide_bus_available()
1535 return dp->wide_bus_supported; in msm_dp_wide_bus_available()
1540 struct msm_dp_display_private *dp; in msm_dp_display_debugfs_init() local
1544 dp = container_of(msm_dp_display, struct msm_dp_display_private, msm_dp_display); in msm_dp_display_debugfs_init()
1545 dev = &dp->msm_dp_display.pdev->dev; in msm_dp_display_debugfs_init()
1547 rc = msm_dp_debug_init(dev, dp->panel, dp->link, dp->msm_dp_display.connector, root, is_edp); in msm_dp_display_debugfs_init()
1558 msm_dp_display->drm_dev = dev; in msm_dp_modeset_init()
1564 DRM_DEV_ERROR(dev->dev, in msm_dp_modeset_init()
1565 "failed to create dp bridge: %d\n", ret); in msm_dp_modeset_init()
1569 msm_dp_display->connector = msm_dp_drm_connector_init(msm_dp_display, encoder); in msm_dp_modeset_init()
1570 if (IS_ERR(msm_dp_display->connector)) { in msm_dp_modeset_init()
1571 ret = PTR_ERR(msm_dp_display->connector); in msm_dp_modeset_init()
1572 DRM_DEV_ERROR(dev->dev, in msm_dp_modeset_init()
1573 "failed to create dp connector: %d\n", ret); in msm_dp_modeset_init()
1574 msm_dp_display->connector = NULL; in msm_dp_modeset_init()
1578 msm_dp_priv->panel->connector = msm_dp_display->connector; in msm_dp_modeset_init()
1587 struct msm_dp *dp = msm_dp_bridge->msm_dp_display; in msm_dp_bridge_atomic_enable() local
1593 msm_dp_display = container_of(dp, struct msm_dp_display_private, msm_dp_display); in msm_dp_bridge_atomic_enable()
1594 if (!msm_dp_display->msm_dp_mode.drm_mode.clock) { in msm_dp_bridge_atomic_enable()
1599 if (dp->is_edp) in msm_dp_bridge_atomic_enable()
1602 mutex_lock(&msm_dp_display->event_mutex); in msm_dp_bridge_atomic_enable()
1603 if (pm_runtime_resume_and_get(&dp->pdev->dev)) { in msm_dp_bridge_atomic_enable()
1605 mutex_unlock(&msm_dp_display->event_mutex); in msm_dp_bridge_atomic_enable()
1609 hpd_state = msm_dp_display->hpd_state; in msm_dp_bridge_atomic_enable()
1611 mutex_unlock(&msm_dp_display->event_mutex); in msm_dp_bridge_atomic_enable()
1615 rc = msm_dp_display_set_mode(dp, &msm_dp_display->msm_dp_mode); in msm_dp_bridge_atomic_enable()
1618 mutex_unlock(&msm_dp_display->event_mutex); in msm_dp_bridge_atomic_enable()
1622 hpd_state = msm_dp_display->hpd_state; in msm_dp_bridge_atomic_enable()
1631 rc = msm_dp_display_post_enable(dp); in msm_dp_bridge_atomic_enable()
1633 DRM_ERROR("DP display post enable failed, rc=%d\n", rc); in msm_dp_bridge_atomic_enable()
1638 msm_dp_display->hpd_state = ST_CONNECTED; in msm_dp_bridge_atomic_enable()
1640 drm_dbg_dp(dp->drm_dev, "type=%d Done\n", dp->connector_type); in msm_dp_bridge_atomic_enable()
1641 mutex_unlock(&msm_dp_display->event_mutex); in msm_dp_bridge_atomic_enable()
1648 struct msm_dp *dp = msm_dp_bridge->msm_dp_display; in msm_dp_bridge_atomic_disable() local
1651 msm_dp_display = container_of(dp, struct msm_dp_display_private, msm_dp_display); in msm_dp_bridge_atomic_disable()
1653 msm_dp_ctrl_push_idle(msm_dp_display->ctrl); in msm_dp_bridge_atomic_disable()
1660 struct msm_dp *dp = msm_dp_bridge->msm_dp_display; in msm_dp_bridge_atomic_post_disable() local
1664 msm_dp_display = container_of(dp, struct msm_dp_display_private, msm_dp_display); in msm_dp_bridge_atomic_post_disable()
1666 if (dp->is_edp) in msm_dp_bridge_atomic_post_disable()
1669 mutex_lock(&msm_dp_display->event_mutex); in msm_dp_bridge_atomic_post_disable()
1671 hpd_state = msm_dp_display->hpd_state; in msm_dp_bridge_atomic_post_disable()
1673 drm_dbg_dp(dp->drm_dev, "type=%d wrong hpd_state=%d\n", in msm_dp_bridge_atomic_post_disable()
1674 dp->connector_type, hpd_state); in msm_dp_bridge_atomic_post_disable()
1678 hpd_state = msm_dp_display->hpd_state; in msm_dp_bridge_atomic_post_disable()
1681 msm_dp_display->hpd_state = ST_DISCONNECTED; in msm_dp_bridge_atomic_post_disable()
1683 msm_dp_display->hpd_state = ST_DISPLAY_OFF; in msm_dp_bridge_atomic_post_disable()
1686 drm_dbg_dp(dp->drm_dev, "type=%d Done\n", dp->connector_type); in msm_dp_bridge_atomic_post_disable()
1688 pm_runtime_put_sync(&dp->pdev->dev); in msm_dp_bridge_atomic_post_disable()
1689 mutex_unlock(&msm_dp_display->event_mutex); in msm_dp_bridge_atomic_post_disable()
1697 struct msm_dp *dp = msm_dp_bridge->msm_dp_display; in msm_dp_bridge_mode_set() local
1701 msm_dp_display = container_of(dp, struct msm_dp_display_private, msm_dp_display); in msm_dp_bridge_mode_set()
1702 msm_dp_panel = msm_dp_display->panel; in msm_dp_bridge_mode_set()
1704 memset(&msm_dp_display->msm_dp_mode, 0x0, sizeof(struct msm_dp_display_mode)); in msm_dp_bridge_mode_set()
1706 if (msm_dp_display_check_video_test(dp)) in msm_dp_bridge_mode_set()
1707 msm_dp_display->msm_dp_mode.bpp = msm_dp_display_get_test_bpp(dp); in msm_dp_bridge_mode_set()
1709 msm_dp_display->msm_dp_mode.bpp = dp->connector->display_info.bpc * 3; in msm_dp_bridge_mode_set()
1711 if (!msm_dp_display->msm_dp_mode.bpp) in msm_dp_bridge_mode_set()
1712 msm_dp_display->msm_dp_mode.bpp = 24; /* Default bpp */ in msm_dp_bridge_mode_set()
1714 drm_mode_copy(&msm_dp_display->msm_dp_mode.drm_mode, adjusted_mode); in msm_dp_bridge_mode_set()
1716 msm_dp_display->msm_dp_mode.v_active_low = in msm_dp_bridge_mode_set()
1717 !!(msm_dp_display->msm_dp_mode.drm_mode.flags & DRM_MODE_FLAG_NVSYNC); in msm_dp_bridge_mode_set()
1719 msm_dp_display->msm_dp_mode.h_active_low = in msm_dp_bridge_mode_set()
1720 !!(msm_dp_display->msm_dp_mode.drm_mode.flags & DRM_MODE_FLAG_NHSYNC); in msm_dp_bridge_mode_set()
1722 msm_dp_display->msm_dp_mode.out_fmt_is_yuv_420 = in msm_dp_bridge_mode_set()
1723 drm_mode_is_420_only(&dp->connector->display_info, adjusted_mode) && in msm_dp_bridge_mode_set()
1724 msm_dp_panel->vsc_sdp_supported; in msm_dp_bridge_mode_set()
1727 msm_dp_display->ctrl->wide_bus_en = in msm_dp_bridge_mode_set()
1728 msm_dp_display->msm_dp_mode.out_fmt_is_yuv_420 ? false : msm_dp_display->wide_bus_supported; in msm_dp_bridge_mode_set()
1734 struct msm_dp *msm_dp_display = msm_dp_bridge->msm_dp_display; in msm_dp_bridge_hpd_enable()
1735 …struct msm_dp_display_private *dp = container_of(msm_dp_display, struct msm_dp_display_private, ms… in msm_dp_bridge_hpd_enable() local
1738 * this is for external DP with hpd irq enabled case, in msm_dp_bridge_hpd_enable()
1739 * step-1: msm_dp_pm_runtime_resume() enable dp host only in msm_dp_bridge_hpd_enable()
1740 * step-2: enable hdp block and have hpd irq enabled here in msm_dp_bridge_hpd_enable()
1741 * step-3: waiting for plugin irq while phy is not initialized in msm_dp_bridge_hpd_enable()
1742 * step-4: DP PHY is initialized at plugin handler before link training in msm_dp_bridge_hpd_enable()
1745 mutex_lock(&dp->event_mutex); in msm_dp_bridge_hpd_enable()
1746 if (pm_runtime_resume_and_get(&msm_dp_display->pdev->dev)) { in msm_dp_bridge_hpd_enable()
1748 mutex_unlock(&dp->event_mutex); in msm_dp_bridge_hpd_enable()
1752 msm_dp_aux_hpd_enable(dp->aux); in msm_dp_bridge_hpd_enable()
1753 msm_dp_aux_hpd_intr_enable(dp->aux); in msm_dp_bridge_hpd_enable()
1755 msm_dp_display->internal_hpd = true; in msm_dp_bridge_hpd_enable()
1756 mutex_unlock(&dp->event_mutex); in msm_dp_bridge_hpd_enable()
1762 struct msm_dp *msm_dp_display = msm_dp_bridge->msm_dp_display; in msm_dp_bridge_hpd_disable()
1763 …struct msm_dp_display_private *dp = container_of(msm_dp_display, struct msm_dp_display_private, ms… in msm_dp_bridge_hpd_disable() local
1765 mutex_lock(&dp->event_mutex); in msm_dp_bridge_hpd_disable()
1767 msm_dp_aux_hpd_intr_disable(dp->aux); in msm_dp_bridge_hpd_disable()
1768 msm_dp_aux_hpd_disable(dp->aux); in msm_dp_bridge_hpd_disable()
1770 msm_dp_display->internal_hpd = false; in msm_dp_bridge_hpd_disable()
1772 pm_runtime_put_sync(&msm_dp_display->pdev->dev); in msm_dp_bridge_hpd_disable()
1773 mutex_unlock(&dp->event_mutex); in msm_dp_bridge_hpd_disable()
1780 struct msm_dp *msm_dp_display = msm_dp_bridge->msm_dp_display; in msm_dp_bridge_hpd_notify()
1781 …struct msm_dp_display_private *dp = container_of(msm_dp_display, struct msm_dp_display_private, ms… in msm_dp_bridge_hpd_notify() local
1783 /* Without next_bridge interrupts are handled by the DP core directly */ in msm_dp_bridge_hpd_notify()
1784 if (msm_dp_display->internal_hpd) in msm_dp_bridge_hpd_notify()
1787 if (!msm_dp_display->link_ready && status == connector_status_connected) in msm_dp_bridge_hpd_notify()
1788 msm_dp_add_event(dp, EV_HPD_PLUG_INT, 0, 0); in msm_dp_bridge_hpd_notify()
1789 else if (msm_dp_display->link_ready && status == connector_status_disconnected) in msm_dp_bridge_hpd_notify()
1790 msm_dp_add_event(dp, EV_HPD_UNPLUG_INT, 0, 0); in msm_dp_bridge_hpd_notify()