Lines Matching refs:dp
68 static int cdn_dp_grf_write(struct cdn_dp_device *dp, in cdn_dp_grf_write() argument
73 ret = clk_prepare_enable(dp->grf_clk); in cdn_dp_grf_write()
75 DRM_DEV_ERROR(dp->dev, "Failed to prepare_enable grf clock\n"); in cdn_dp_grf_write()
79 ret = regmap_write(dp->grf, reg, val); in cdn_dp_grf_write()
81 DRM_DEV_ERROR(dp->dev, "Could not write to GRF: %d\n", ret); in cdn_dp_grf_write()
82 clk_disable_unprepare(dp->grf_clk); in cdn_dp_grf_write()
86 clk_disable_unprepare(dp->grf_clk); in cdn_dp_grf_write()
91 static int cdn_dp_clk_enable(struct cdn_dp_device *dp) in cdn_dp_clk_enable() argument
96 ret = clk_prepare_enable(dp->pclk); in cdn_dp_clk_enable()
98 DRM_DEV_ERROR(dp->dev, "cannot enable dp pclk %d\n", ret); in cdn_dp_clk_enable()
102 ret = clk_prepare_enable(dp->core_clk); in cdn_dp_clk_enable()
104 DRM_DEV_ERROR(dp->dev, "cannot enable core_clk %d\n", ret); in cdn_dp_clk_enable()
108 ret = pm_runtime_get_sync(dp->dev); in cdn_dp_clk_enable()
110 DRM_DEV_ERROR(dp->dev, "cannot get pm runtime %d\n", ret); in cdn_dp_clk_enable()
114 reset_control_assert(dp->core_rst); in cdn_dp_clk_enable()
115 reset_control_assert(dp->dptx_rst); in cdn_dp_clk_enable()
116 reset_control_assert(dp->apb_rst); in cdn_dp_clk_enable()
117 reset_control_deassert(dp->core_rst); in cdn_dp_clk_enable()
118 reset_control_deassert(dp->dptx_rst); in cdn_dp_clk_enable()
119 reset_control_deassert(dp->apb_rst); in cdn_dp_clk_enable()
121 rate = clk_get_rate(dp->core_clk); in cdn_dp_clk_enable()
123 DRM_DEV_ERROR(dp->dev, "get clk rate failed\n"); in cdn_dp_clk_enable()
128 cdn_dp_set_fw_clk(dp, rate); in cdn_dp_clk_enable()
129 cdn_dp_clock_reset(dp); in cdn_dp_clk_enable()
134 pm_runtime_put(dp->dev); in cdn_dp_clk_enable()
136 clk_disable_unprepare(dp->core_clk); in cdn_dp_clk_enable()
138 clk_disable_unprepare(dp->pclk); in cdn_dp_clk_enable()
143 static void cdn_dp_clk_disable(struct cdn_dp_device *dp) in cdn_dp_clk_disable() argument
145 pm_runtime_put_sync(dp->dev); in cdn_dp_clk_disable()
146 clk_disable_unprepare(dp->pclk); in cdn_dp_clk_disable()
147 clk_disable_unprepare(dp->core_clk); in cdn_dp_clk_disable()
172 static int cdn_dp_get_sink_count(struct cdn_dp_device *dp, u8 *sink_count) in cdn_dp_get_sink_count() argument
178 ret = cdn_dp_dpcd_read(dp, DP_SINK_COUNT, &value, 1); in cdn_dp_get_sink_count()
186 static struct cdn_dp_port *cdn_dp_connected_port(struct cdn_dp_device *dp) in cdn_dp_connected_port() argument
191 for (i = 0; i < dp->ports; i++) { in cdn_dp_connected_port()
192 port = dp->port[i]; in cdn_dp_connected_port()
200 static bool cdn_dp_check_sink_connection(struct cdn_dp_device *dp) in cdn_dp_check_sink_connection() argument
206 if (dp->active_port < 0 || dp->active_port >= dp->ports) { in cdn_dp_check_sink_connection()
207 DRM_DEV_ERROR(dp->dev, "active_port is wrong!\n"); in cdn_dp_check_sink_connection()
211 port = dp->port[dp->active_port]; in cdn_dp_check_sink_connection()
223 if (!cdn_dp_get_sink_count(dp, &sink_count)) in cdn_dp_check_sink_connection()
229 DRM_DEV_ERROR(dp->dev, "Get sink capability timed out\n"); in cdn_dp_check_sink_connection()
236 struct cdn_dp_device *dp = connector_to_dp(connector); in cdn_dp_connector_detect() local
239 mutex_lock(&dp->lock); in cdn_dp_connector_detect()
240 if (dp->connected) in cdn_dp_connector_detect()
242 mutex_unlock(&dp->lock); in cdn_dp_connector_detect()
264 struct cdn_dp_device *dp = connector_to_dp(connector); in cdn_dp_connector_get_modes() local
268 mutex_lock(&dp->lock); in cdn_dp_connector_get_modes()
269 edid = dp->edid; in cdn_dp_connector_get_modes()
271 DRM_DEV_DEBUG_KMS(dp->dev, "got edid: width[%d] x height[%d]\n", in cdn_dp_connector_get_modes()
274 dp->sink_has_audio = drm_detect_monitor_audio(edid); in cdn_dp_connector_get_modes()
279 mutex_unlock(&dp->lock); in cdn_dp_connector_get_modes()
288 struct cdn_dp_device *dp = connector_to_dp(connector); in cdn_dp_connector_mode_valid() local
289 struct drm_display_info *display_info = &dp->connector.display_info; in cdn_dp_connector_mode_valid()
294 if (!dp->connected) in cdn_dp_connector_mode_valid()
311 source_max = dp->lanes; in cdn_dp_connector_mode_valid()
312 sink_max = drm_dp_max_lane_count(dp->dpcd); in cdn_dp_connector_mode_valid()
316 sink_max = drm_dp_max_link_rate(dp->dpcd); in cdn_dp_connector_mode_valid()
325 DRM_DEV_DEBUG_KMS(dp->dev, in cdn_dp_connector_mode_valid()
339 static int cdn_dp_firmware_init(struct cdn_dp_device *dp) in cdn_dp_firmware_init() argument
343 const struct firmware *fw = dp->fw; in cdn_dp_firmware_init()
348 DRM_DEV_ERROR(dp->dev, "firmware is invalid\n"); in cdn_dp_firmware_init()
355 ret = cdn_dp_load_firmware(dp, iram_data, hdr->iram_size, in cdn_dp_firmware_init()
360 ret = cdn_dp_set_firmware_active(dp, true); in cdn_dp_firmware_init()
362 DRM_DEV_ERROR(dp->dev, "active ucpu failed: %d\n", ret); in cdn_dp_firmware_init()
366 return cdn_dp_event_config(dp); in cdn_dp_firmware_init()
369 static int cdn_dp_get_sink_capability(struct cdn_dp_device *dp) in cdn_dp_get_sink_capability() argument
373 if (!cdn_dp_check_sink_connection(dp)) in cdn_dp_get_sink_capability()
376 ret = cdn_dp_dpcd_read(dp, DP_DPCD_REV, dp->dpcd, in cdn_dp_get_sink_capability()
379 DRM_DEV_ERROR(dp->dev, "Failed to get caps %d\n", ret); in cdn_dp_get_sink_capability()
383 kfree(dp->edid); in cdn_dp_get_sink_capability()
384 dp->edid = drm_do_get_edid(&dp->connector, in cdn_dp_get_sink_capability()
385 cdn_dp_get_edid_block, dp); in cdn_dp_get_sink_capability()
389 static int cdn_dp_enable_phy(struct cdn_dp_device *dp, struct cdn_dp_port *port) in cdn_dp_enable_phy() argument
397 DRM_DEV_ERROR(dp->dev, "phy power on failed: %d\n", in cdn_dp_enable_phy()
404 ret = cdn_dp_grf_write(dp, GRF_SOC_CON26, in cdn_dp_enable_phy()
407 DRM_DEV_ERROR(dp->dev, "Failed to write HPD_SEL %d\n", ret); in cdn_dp_enable_phy()
411 ret = cdn_dp_get_hpd_status(dp); in cdn_dp_enable_phy()
414 DRM_DEV_ERROR(dp->dev, "hpd does not exist\n"); in cdn_dp_enable_phy()
421 DRM_DEV_ERROR(dp->dev, "get property failed\n"); in cdn_dp_enable_phy()
426 ret = cdn_dp_set_host_cap(dp, port->lanes, property.intval); in cdn_dp_enable_phy()
428 DRM_DEV_ERROR(dp->dev, "set host capabilities failed: %d\n", in cdn_dp_enable_phy()
433 dp->active_port = port->id; in cdn_dp_enable_phy()
438 DRM_DEV_ERROR(dp->dev, "phy power off failed: %d", ret); in cdn_dp_enable_phy()
443 cdn_dp_grf_write(dp, GRF_SOC_CON26, in cdn_dp_enable_phy()
448 static int cdn_dp_disable_phy(struct cdn_dp_device *dp, in cdn_dp_disable_phy() argument
456 DRM_DEV_ERROR(dp->dev, "phy power off failed: %d", ret); in cdn_dp_disable_phy()
463 dp->active_port = -1; in cdn_dp_disable_phy()
467 static int cdn_dp_disable(struct cdn_dp_device *dp) in cdn_dp_disable() argument
471 if (!dp->active) in cdn_dp_disable()
474 for (i = 0; i < dp->ports; i++) in cdn_dp_disable()
475 cdn_dp_disable_phy(dp, dp->port[i]); in cdn_dp_disable()
477 ret = cdn_dp_grf_write(dp, GRF_SOC_CON26, in cdn_dp_disable()
480 DRM_DEV_ERROR(dp->dev, "Failed to clear hpd sel %d\n", in cdn_dp_disable()
485 cdn_dp_set_firmware_active(dp, false); in cdn_dp_disable()
486 cdn_dp_clk_disable(dp); in cdn_dp_disable()
487 dp->active = false; in cdn_dp_disable()
488 dp->max_lanes = 0; in cdn_dp_disable()
489 dp->max_rate = 0; in cdn_dp_disable()
490 if (!dp->connected) { in cdn_dp_disable()
491 kfree(dp->edid); in cdn_dp_disable()
492 dp->edid = NULL; in cdn_dp_disable()
498 static int cdn_dp_enable(struct cdn_dp_device *dp) in cdn_dp_enable() argument
503 port = cdn_dp_connected_port(dp); in cdn_dp_enable()
505 DRM_DEV_ERROR(dp->dev, in cdn_dp_enable()
510 if (dp->active) in cdn_dp_enable()
513 ret = cdn_dp_clk_enable(dp); in cdn_dp_enable()
517 ret = cdn_dp_firmware_init(dp); in cdn_dp_enable()
519 DRM_DEV_ERROR(dp->dev, "firmware init failed: %d", ret); in cdn_dp_enable()
524 for (i = port->id; i < dp->ports; i++) { in cdn_dp_enable()
525 port = dp->port[i]; in cdn_dp_enable()
528 ret = cdn_dp_enable_phy(dp, port); in cdn_dp_enable()
532 ret = cdn_dp_get_sink_capability(dp); in cdn_dp_enable()
534 cdn_dp_disable_phy(dp, port); in cdn_dp_enable()
536 dp->active = true; in cdn_dp_enable()
537 dp->lanes = port->lanes; in cdn_dp_enable()
544 cdn_dp_clk_disable(dp); in cdn_dp_enable()
552 struct cdn_dp_device *dp = encoder_to_dp(encoder); in cdn_dp_encoder_mode_set() local
553 struct drm_display_info *display_info = &dp->connector.display_info; in cdn_dp_encoder_mode_set()
554 struct video_info *video = &dp->video_info; in cdn_dp_encoder_mode_set()
572 drm_mode_copy(&dp->mode, adjusted); in cdn_dp_encoder_mode_set()
575 static bool cdn_dp_check_link_status(struct cdn_dp_device *dp) in cdn_dp_check_link_status() argument
578 struct cdn_dp_port *port = cdn_dp_connected_port(dp); in cdn_dp_check_link_status()
579 u8 sink_lanes = drm_dp_max_lane_count(dp->dpcd); in cdn_dp_check_link_status()
581 if (!port || !dp->max_rate || !dp->max_lanes) in cdn_dp_check_link_status()
584 if (cdn_dp_dpcd_read(dp, DP_LANE0_1_STATUS, link_status, in cdn_dp_check_link_status()
594 static void cdn_dp_audio_handle_plugged_change(struct cdn_dp_device *dp, in cdn_dp_audio_handle_plugged_change() argument
597 if (dp->codec_dev) in cdn_dp_audio_handle_plugged_change()
598 dp->plugged_cb(dp->codec_dev, plugged); in cdn_dp_audio_handle_plugged_change()
603 struct cdn_dp_device *dp = encoder_to_dp(encoder); in cdn_dp_encoder_enable() local
606 ret = drm_of_encoder_active_endpoint_id(dp->dev->of_node, encoder); in cdn_dp_encoder_enable()
608 DRM_DEV_ERROR(dp->dev, "Could not get vop id, %d", ret); in cdn_dp_encoder_enable()
612 DRM_DEV_DEBUG_KMS(dp->dev, "vop %s output to cdn-dp\n", in cdn_dp_encoder_enable()
619 ret = cdn_dp_grf_write(dp, GRF_SOC_CON9, val); in cdn_dp_encoder_enable()
623 mutex_lock(&dp->lock); in cdn_dp_encoder_enable()
625 ret = cdn_dp_enable(dp); in cdn_dp_encoder_enable()
627 DRM_DEV_ERROR(dp->dev, "Failed to enable encoder %d\n", in cdn_dp_encoder_enable()
631 if (!cdn_dp_check_link_status(dp)) { in cdn_dp_encoder_enable()
632 ret = cdn_dp_train_link(dp); in cdn_dp_encoder_enable()
634 DRM_DEV_ERROR(dp->dev, "Failed link train %d\n", ret); in cdn_dp_encoder_enable()
639 ret = cdn_dp_set_video_status(dp, CONTROL_VIDEO_IDLE); in cdn_dp_encoder_enable()
641 DRM_DEV_ERROR(dp->dev, "Failed to idle video %d\n", ret); in cdn_dp_encoder_enable()
645 ret = cdn_dp_config_video(dp); in cdn_dp_encoder_enable()
647 DRM_DEV_ERROR(dp->dev, "Failed to config video %d\n", ret); in cdn_dp_encoder_enable()
651 ret = cdn_dp_set_video_status(dp, CONTROL_VIDEO_VALID); in cdn_dp_encoder_enable()
653 DRM_DEV_ERROR(dp->dev, "Failed to valid video %d\n", ret); in cdn_dp_encoder_enable()
657 cdn_dp_audio_handle_plugged_change(dp, true); in cdn_dp_encoder_enable()
660 mutex_unlock(&dp->lock); in cdn_dp_encoder_enable()
665 struct cdn_dp_device *dp = encoder_to_dp(encoder); in cdn_dp_encoder_disable() local
668 mutex_lock(&dp->lock); in cdn_dp_encoder_disable()
669 cdn_dp_audio_handle_plugged_change(dp, false); in cdn_dp_encoder_disable()
671 if (dp->active) { in cdn_dp_encoder_disable()
672 ret = cdn_dp_disable(dp); in cdn_dp_encoder_disable()
674 DRM_DEV_ERROR(dp->dev, "Failed to disable encoder %d\n", in cdn_dp_encoder_disable()
678 mutex_unlock(&dp->lock); in cdn_dp_encoder_disable()
689 if (!dp->connected && cdn_dp_connected_port(dp)) in cdn_dp_encoder_disable()
690 schedule_work(&dp->event_work); in cdn_dp_encoder_disable()
712 static int cdn_dp_parse_dt(struct cdn_dp_device *dp) in cdn_dp_parse_dt() argument
714 struct device *dev = dp->dev; in cdn_dp_parse_dt()
718 dp->grf = syscon_regmap_lookup_by_phandle(np, "rockchip,grf"); in cdn_dp_parse_dt()
719 if (IS_ERR(dp->grf)) { in cdn_dp_parse_dt()
721 return PTR_ERR(dp->grf); in cdn_dp_parse_dt()
724 dp->regs = devm_platform_ioremap_resource(pdev, 0); in cdn_dp_parse_dt()
725 if (IS_ERR(dp->regs)) { in cdn_dp_parse_dt()
727 return PTR_ERR(dp->regs); in cdn_dp_parse_dt()
730 dp->core_clk = devm_clk_get(dev, "core-clk"); in cdn_dp_parse_dt()
731 if (IS_ERR(dp->core_clk)) { in cdn_dp_parse_dt()
733 return PTR_ERR(dp->core_clk); in cdn_dp_parse_dt()
736 dp->pclk = devm_clk_get(dev, "pclk"); in cdn_dp_parse_dt()
737 if (IS_ERR(dp->pclk)) { in cdn_dp_parse_dt()
739 return PTR_ERR(dp->pclk); in cdn_dp_parse_dt()
742 dp->spdif_clk = devm_clk_get(dev, "spdif"); in cdn_dp_parse_dt()
743 if (IS_ERR(dp->spdif_clk)) { in cdn_dp_parse_dt()
745 return PTR_ERR(dp->spdif_clk); in cdn_dp_parse_dt()
748 dp->grf_clk = devm_clk_get(dev, "grf"); in cdn_dp_parse_dt()
749 if (IS_ERR(dp->grf_clk)) { in cdn_dp_parse_dt()
751 return PTR_ERR(dp->grf_clk); in cdn_dp_parse_dt()
754 dp->spdif_rst = devm_reset_control_get(dev, "spdif"); in cdn_dp_parse_dt()
755 if (IS_ERR(dp->spdif_rst)) { in cdn_dp_parse_dt()
757 return PTR_ERR(dp->spdif_rst); in cdn_dp_parse_dt()
760 dp->dptx_rst = devm_reset_control_get(dev, "dptx"); in cdn_dp_parse_dt()
761 if (IS_ERR(dp->dptx_rst)) { in cdn_dp_parse_dt()
763 return PTR_ERR(dp->dptx_rst); in cdn_dp_parse_dt()
766 dp->core_rst = devm_reset_control_get(dev, "core"); in cdn_dp_parse_dt()
767 if (IS_ERR(dp->core_rst)) { in cdn_dp_parse_dt()
769 return PTR_ERR(dp->core_rst); in cdn_dp_parse_dt()
772 dp->apb_rst = devm_reset_control_get(dev, "apb"); in cdn_dp_parse_dt()
773 if (IS_ERR(dp->apb_rst)) { in cdn_dp_parse_dt()
775 return PTR_ERR(dp->apb_rst); in cdn_dp_parse_dt()
785 struct cdn_dp_device *dp = dev_get_drvdata(dev); in cdn_dp_audio_hw_params() local
793 mutex_lock(&dp->lock); in cdn_dp_audio_hw_params()
794 if (!dp->active) { in cdn_dp_audio_hw_params()
812 ret = cdn_dp_audio_config(dp, &audio); in cdn_dp_audio_hw_params()
814 dp->audio_info = audio; in cdn_dp_audio_hw_params()
817 mutex_unlock(&dp->lock); in cdn_dp_audio_hw_params()
823 struct cdn_dp_device *dp = dev_get_drvdata(dev); in cdn_dp_audio_shutdown() local
826 mutex_lock(&dp->lock); in cdn_dp_audio_shutdown()
827 if (!dp->active) in cdn_dp_audio_shutdown()
830 ret = cdn_dp_audio_stop(dp, &dp->audio_info); in cdn_dp_audio_shutdown()
832 dp->audio_info.format = AFMT_UNUSED; in cdn_dp_audio_shutdown()
834 mutex_unlock(&dp->lock); in cdn_dp_audio_shutdown()
840 struct cdn_dp_device *dp = dev_get_drvdata(dev); in cdn_dp_audio_mute_stream() local
843 mutex_lock(&dp->lock); in cdn_dp_audio_mute_stream()
844 if (!dp->active) { in cdn_dp_audio_mute_stream()
849 ret = cdn_dp_audio_mute(dp, enable); in cdn_dp_audio_mute_stream()
852 mutex_unlock(&dp->lock); in cdn_dp_audio_mute_stream()
859 struct cdn_dp_device *dp = dev_get_drvdata(dev); in cdn_dp_audio_get_eld() local
861 memcpy(buf, dp->connector.eld, min(sizeof(dp->connector.eld), len)); in cdn_dp_audio_get_eld()
870 struct cdn_dp_device *dp = dev_get_drvdata(dev); in cdn_dp_audio_hook_plugged_cb() local
872 mutex_lock(&dp->lock); in cdn_dp_audio_hook_plugged_cb()
873 dp->plugged_cb = fn; in cdn_dp_audio_hook_plugged_cb()
874 dp->codec_dev = codec_dev; in cdn_dp_audio_hook_plugged_cb()
875 cdn_dp_audio_handle_plugged_change(dp, dp->connected); in cdn_dp_audio_hook_plugged_cb()
876 mutex_unlock(&dp->lock); in cdn_dp_audio_hook_plugged_cb()
890 static int cdn_dp_audio_codec_init(struct cdn_dp_device *dp, in cdn_dp_audio_codec_init() argument
900 dp->audio_pdev = platform_device_register_data( in cdn_dp_audio_codec_init()
904 return PTR_ERR_OR_ZERO(dp->audio_pdev); in cdn_dp_audio_codec_init()
907 static int cdn_dp_request_firmware(struct cdn_dp_device *dp) in cdn_dp_request_firmware() argument
913 WARN_ON(!mutex_is_locked(&dp->lock)); in cdn_dp_request_firmware()
915 if (dp->fw_loaded) in cdn_dp_request_firmware()
919 mutex_unlock(&dp->lock); in cdn_dp_request_firmware()
922 ret = request_firmware(&dp->fw, CDN_DP_FIRMWARE, dp->dev); in cdn_dp_request_firmware()
928 DRM_DEV_ERROR(dp->dev, in cdn_dp_request_firmware()
933 dp->fw_loaded = true; in cdn_dp_request_firmware()
938 DRM_DEV_ERROR(dp->dev, "Timed out trying to load firmware\n"); in cdn_dp_request_firmware()
941 mutex_lock(&dp->lock); in cdn_dp_request_firmware()
947 struct cdn_dp_device *dp = container_of(work, struct cdn_dp_device, in cdn_dp_pd_event_work() local
951 mutex_lock(&dp->lock); in cdn_dp_pd_event_work()
953 if (dp->suspended) in cdn_dp_pd_event_work()
956 ret = cdn_dp_request_firmware(dp); in cdn_dp_pd_event_work()
960 dp->connected = true; in cdn_dp_pd_event_work()
963 if (!cdn_dp_connected_port(dp)) { in cdn_dp_pd_event_work()
964 DRM_DEV_INFO(dp->dev, "Not connected. Disabling cdn\n"); in cdn_dp_pd_event_work()
965 dp->connected = false; in cdn_dp_pd_event_work()
968 } else if (!dp->active) { in cdn_dp_pd_event_work()
969 DRM_DEV_INFO(dp->dev, "Connected, not enabled. Enabling cdn\n"); in cdn_dp_pd_event_work()
970 ret = cdn_dp_enable(dp); in cdn_dp_pd_event_work()
972 DRM_DEV_ERROR(dp->dev, "Enable dp failed %d\n", ret); in cdn_dp_pd_event_work()
973 dp->connected = false; in cdn_dp_pd_event_work()
977 } else if (!cdn_dp_check_sink_connection(dp)) { in cdn_dp_pd_event_work()
978 DRM_DEV_INFO(dp->dev, "Connected without sink. Assert hpd\n"); in cdn_dp_pd_event_work()
979 dp->connected = false; in cdn_dp_pd_event_work()
982 } else if (!cdn_dp_check_link_status(dp)) { in cdn_dp_pd_event_work()
983 unsigned int rate = dp->max_rate; in cdn_dp_pd_event_work()
984 unsigned int lanes = dp->max_lanes; in cdn_dp_pd_event_work()
985 struct drm_display_mode *mode = &dp->mode; in cdn_dp_pd_event_work()
987 DRM_DEV_INFO(dp->dev, "Connected with sink. Re-train link\n"); in cdn_dp_pd_event_work()
988 ret = cdn_dp_train_link(dp); in cdn_dp_pd_event_work()
990 dp->connected = false; in cdn_dp_pd_event_work()
991 DRM_DEV_ERROR(dp->dev, "Train link failed %d\n", ret); in cdn_dp_pd_event_work()
997 (rate != dp->max_rate || lanes != dp->max_lanes)) { in cdn_dp_pd_event_work()
998 ret = cdn_dp_config_video(dp); in cdn_dp_pd_event_work()
1000 dp->connected = false; in cdn_dp_pd_event_work()
1001 DRM_DEV_ERROR(dp->dev, in cdn_dp_pd_event_work()
1009 mutex_unlock(&dp->lock); in cdn_dp_pd_event_work()
1010 drm_connector_helper_hpd_irq_event(&dp->connector); in cdn_dp_pd_event_work()
1018 struct cdn_dp_device *dp = port->dp; in cdn_dp_pd_event() local
1025 schedule_work(&dp->event_work); in cdn_dp_pd_event()
1032 struct cdn_dp_device *dp = dev_get_drvdata(dev); in cdn_dp_bind() local
1039 ret = cdn_dp_parse_dt(dp); in cdn_dp_bind()
1043 dp->drm_dev = drm_dev; in cdn_dp_bind()
1044 dp->connected = false; in cdn_dp_bind()
1045 dp->active = false; in cdn_dp_bind()
1046 dp->active_port = -1; in cdn_dp_bind()
1047 dp->fw_loaded = false; in cdn_dp_bind()
1049 INIT_WORK(&dp->event_work, cdn_dp_pd_event_work); in cdn_dp_bind()
1051 encoder = &dp->encoder.encoder; in cdn_dp_bind()
1066 connector = &dp->connector; in cdn_dp_bind()
1086 for (i = 0; i < dp->ports; i++) { in cdn_dp_bind()
1087 port = dp->port[i]; in cdn_dp_bind()
1090 ret = devm_extcon_register_notifier(dp->dev, port->extcon, in cdn_dp_bind()
1102 schedule_work(&dp->event_work); in cdn_dp_bind()
1115 struct cdn_dp_device *dp = dev_get_drvdata(dev); in cdn_dp_unbind() local
1116 struct drm_encoder *encoder = &dp->encoder.encoder; in cdn_dp_unbind()
1117 struct drm_connector *connector = &dp->connector; in cdn_dp_unbind()
1119 cancel_work_sync(&dp->event_work); in cdn_dp_unbind()
1125 if (dp->fw_loaded) in cdn_dp_unbind()
1126 release_firmware(dp->fw); in cdn_dp_unbind()
1127 kfree(dp->edid); in cdn_dp_unbind()
1128 dp->edid = NULL; in cdn_dp_unbind()
1138 struct cdn_dp_device *dp = dev_get_drvdata(dev); in cdn_dp_suspend() local
1141 mutex_lock(&dp->lock); in cdn_dp_suspend()
1142 if (dp->active) in cdn_dp_suspend()
1143 ret = cdn_dp_disable(dp); in cdn_dp_suspend()
1144 dp->suspended = true; in cdn_dp_suspend()
1145 mutex_unlock(&dp->lock); in cdn_dp_suspend()
1152 struct cdn_dp_device *dp = dev_get_drvdata(dev); in cdn_dp_resume() local
1154 mutex_lock(&dp->lock); in cdn_dp_resume()
1155 dp->suspended = false; in cdn_dp_resume()
1156 if (dp->fw_loaded) in cdn_dp_resume()
1157 schedule_work(&dp->event_work); in cdn_dp_resume()
1158 mutex_unlock(&dp->lock); in cdn_dp_resume()
1169 struct cdn_dp_device *dp; in cdn_dp_probe() local
1175 dp = devm_kzalloc(dev, sizeof(*dp), GFP_KERNEL); in cdn_dp_probe()
1176 if (!dp) in cdn_dp_probe()
1178 dp->dev = dev; in cdn_dp_probe()
1200 port->dp = dp; in cdn_dp_probe()
1202 dp->port[dp->ports++] = port; in cdn_dp_probe()
1205 if (!dp->ports) { in cdn_dp_probe()
1210 mutex_init(&dp->lock); in cdn_dp_probe()
1211 dev_set_drvdata(dev, dp); in cdn_dp_probe()
1213 ret = cdn_dp_audio_codec_init(dp, dev); in cdn_dp_probe()
1224 platform_device_unregister(dp->audio_pdev); in cdn_dp_probe()
1230 struct cdn_dp_device *dp = platform_get_drvdata(pdev); in cdn_dp_remove() local
1232 platform_device_unregister(dp->audio_pdev); in cdn_dp_remove()
1233 cdn_dp_suspend(dp->dev); in cdn_dp_remove()
1239 struct cdn_dp_device *dp = platform_get_drvdata(pdev); in cdn_dp_shutdown() local
1241 cdn_dp_suspend(dp->dev); in cdn_dp_shutdown()