60 struct lt6911uxc {  struct
191 static inline struct lt6911uxc *to_state(struct v4l2_subdev *sd)  in to_state()
193 	return container_of(sd, struct lt6911uxc, sd);  in to_state()
198 	struct lt6911uxc *lt6911uxc = to_state(sd);  in i2c_rd()  local
199 	struct i2c_client *client = lt6911uxc->i2c_client;  in i2c_rd()
236 	struct lt6911uxc *lt6911uxc = to_state(sd);  in i2c_wr()  local
237 	struct i2c_client *client = lt6911uxc->i2c_client;  in i2c_wr()
301 	struct lt6911uxc *lt6911uxc = to_state(sd);  in tx_5v_power_present()  local
304 	if (!lt6911uxc->plugin_det_gpio)  in tx_5v_power_present()
309 		val = gpiod_get_value(lt6911uxc->plugin_det_gpio);  in tx_5v_power_present()
324 	struct lt6911uxc *lt6911uxc = to_state(sd);  in no_signal()  local
327 			lt6911uxc->nosignal);  in no_signal()
329 	return lt6911uxc->nosignal;  in no_signal()
334 	struct lt6911uxc *lt6911uxc = to_state(sd);  in audio_present()  local
336 	return lt6911uxc->is_audio_present;  in audio_present()
341 	struct lt6911uxc *lt6911uxc = to_state(sd);  in get_audio_sampling_rate()  local
346 	return lt6911uxc->audio_sampling_rate;  in get_audio_sampling_rate()
382 	struct lt6911uxc *lt6911uxc = to_state(sd);  in lt6911uxc_get_detected_timings()  local
421 	lt6911uxc->csi_lanes_in_use = lanes;  in lt6911uxc_get_detected_timings()
461 		lt6911uxc->nosignal = true;  in lt6911uxc_get_detected_timings()
466 	lt6911uxc->nosignal = false;  in lt6911uxc_get_detected_timings()
468 	lt6911uxc->is_audio_present = (value & BIT(5)) ? true : false;  in lt6911uxc_get_detected_timings()
471 	lt6911uxc->audio_sampling_rate = ((val_h << 8) | val_l) + 2;  in lt6911uxc_get_detected_timings()
473 			lt6911uxc->is_audio_present,  in lt6911uxc_get_detected_timings()
474 			lt6911uxc->audio_sampling_rate);  in lt6911uxc_get_detected_timings()
509 	struct lt6911uxc *lt6911uxc = to_state(sd);  in lt6911uxc_config_hpd()  local
516 		gpiod_set_value(lt6911uxc->hpd_ctl_gpio, 1);  in lt6911uxc_config_hpd()
518 		lt6911uxc->nosignal = true;  in lt6911uxc_config_hpd()
519 		gpiod_set_value(lt6911uxc->hpd_ctl_gpio, 0);  in lt6911uxc_config_hpd()
526 	struct lt6911uxc *lt6911uxc = container_of(dwork,  in lt6911uxc_delayed_work_enable_hotplug()  local
527 			struct lt6911uxc, delayed_work_enable_hotplug);  in lt6911uxc_delayed_work_enable_hotplug()
528 	struct v4l2_subdev *sd = &lt6911uxc->sd;  in lt6911uxc_delayed_work_enable_hotplug()
532 	v4l2_ctrl_s_ctrl(lt6911uxc->detect_tx_5v_ctrl, tx_5v_power_present(sd));  in lt6911uxc_delayed_work_enable_hotplug()
539 	struct lt6911uxc *lt6911uxc = container_of(dwork,  in lt6911uxc_delayed_work_res_change()  local
540 			struct lt6911uxc, delayed_work_res_change);  in lt6911uxc_delayed_work_res_change()
541 	struct v4l2_subdev *sd = &lt6911uxc->sd;  in lt6911uxc_delayed_work_res_change()
549 	struct lt6911uxc *lt6911uxc = to_state(sd);  in lt6911uxc_s_ctrl_detect_tx_5v()  local
551 	return v4l2_ctrl_s_ctrl(lt6911uxc->detect_tx_5v_ctrl,  in lt6911uxc_s_ctrl_detect_tx_5v()
557 	struct lt6911uxc *lt6911uxc = to_state(sd);  in lt6911uxc_s_ctrl_audio_sampling_rate()  local
559 	return v4l2_ctrl_s_ctrl(lt6911uxc->audio_sampling_rate_ctrl,  in lt6911uxc_s_ctrl_audio_sampling_rate()
565 	struct lt6911uxc *lt6911uxc = to_state(sd);  in lt6911uxc_s_ctrl_audio_present()  local
567 	return v4l2_ctrl_s_ctrl(lt6911uxc->audio_present_ctrl,  in lt6911uxc_s_ctrl_audio_present()
590 	struct lt6911uxc *lt6911uxc = to_state(sd);  in lt6911uxc_format_change()  local
602 		if (!v4l2_match_dv_timings(&lt6911uxc->timings, &timings, 0,  in lt6911uxc_format_change()
619 	struct lt6911uxc *lt6911uxc = to_state(sd);  in lt6911uxc_isr()  local
621 	schedule_delayed_work(&lt6911uxc->delayed_work_res_change, HZ / 20);  in lt6911uxc_isr()
629 	struct lt6911uxc *lt6911uxc = dev_id;  in lt6911uxc_res_change_irq_handler()  local
632 	lt6911uxc_isr(&lt6911uxc->sd, 0, &handled);  in lt6911uxc_res_change_irq_handler()
639 	struct lt6911uxc *lt6911uxc = dev_id;  in plugin_detect_irq_handler()  local
640 	struct v4l2_subdev *sd = &lt6911uxc->sd;  in plugin_detect_irq_handler()
643 	schedule_delayed_work(&lt6911uxc->delayed_work_enable_hotplug,  in plugin_detect_irq_handler()
675 	struct lt6911uxc *lt6911uxc = to_state(sd);  in lt6911uxc_s_dv_timings()  local
683 	if (v4l2_match_dv_timings(&lt6911uxc->timings, timings, 0, false)) {  in lt6911uxc_s_dv_timings()
694 	lt6911uxc->timings = *timings;  in lt6911uxc_s_dv_timings()
704 	struct lt6911uxc *lt6911uxc = to_state(sd);  in lt6911uxc_g_dv_timings()  local
706 	*timings = lt6911uxc->timings;  in lt6911uxc_g_dv_timings()
724 	struct lt6911uxc *lt6911uxc = to_state(sd);  in lt6911uxc_query_dv_timings()  local
726 	*timings = lt6911uxc->timings;  in lt6911uxc_query_dv_timings()
754 	struct lt6911uxc *lt6911uxc = to_state(sd);  in lt6911uxc_g_mbus_config()  local
759 	switch (lt6911uxc->csi_lanes_in_use) {  in lt6911uxc_g_mbus_config()
841 	struct lt6911uxc *lt6911uxc = to_state(sd);  in lt6911uxc_get_fmt()  local
843 	mutex_lock(&lt6911uxc->confctl_mutex);  in lt6911uxc_get_fmt()
844 	format->format.code = lt6911uxc->mbus_fmt_code;  in lt6911uxc_get_fmt()
845 	format->format.width = lt6911uxc->timings.bt.width;  in lt6911uxc_get_fmt()
846 	format->format.height = lt6911uxc->timings.bt.height;  in lt6911uxc_get_fmt()
848 		lt6911uxc->timings.bt.interlaced ?  in lt6911uxc_get_fmt()
851 	mutex_unlock(&lt6911uxc->confctl_mutex);  in lt6911uxc_get_fmt()
891 	struct lt6911uxc *lt6911uxc = to_state(sd);  in lt6911uxc_set_fmt()  local
915 	lt6911uxc->mbus_fmt_code = format->format.code;  in lt6911uxc_set_fmt()
917 	lt6911uxc->cur_mode = mode;  in lt6911uxc_set_fmt()
926 	__v4l2_ctrl_s_ctrl(lt6911uxc->link_freq, index);  in lt6911uxc_set_fmt()
936 	struct lt6911uxc *lt6911uxc = to_state(sd);  in lt6911uxc_g_frame_interval()  local
937 	const struct lt6911uxc_mode *mode = lt6911uxc->cur_mode;  in lt6911uxc_g_frame_interval()
939 	mutex_lock(&lt6911uxc->confctl_mutex);  in lt6911uxc_g_frame_interval()
941 	mutex_unlock(&lt6911uxc->confctl_mutex);  in lt6911uxc_g_frame_interval()
946 static void lt6911uxc_get_module_inf(struct lt6911uxc *lt6911uxc,  in lt6911uxc_get_module_inf()  argument
951 	strscpy(inf->base.module, lt6911uxc->module_name, sizeof(inf->base.module));  in lt6911uxc_get_module_inf()
952 	strscpy(inf->base.lens, lt6911uxc->len_name, sizeof(inf->base.lens));  in lt6911uxc_get_module_inf()
957 	struct lt6911uxc *lt6911uxc = to_state(sd);  in lt6911uxc_ioctl()  local
962 		lt6911uxc_get_module_inf(lt6911uxc, (struct rkmodule_inf *)arg);  in lt6911uxc_ioctl()
1082 static void lt6911uxc_reset(struct lt6911uxc *lt6911uxc)  in lt6911uxc_reset()  argument
1084 	gpiod_set_value(lt6911uxc->reset_gpio, 0);  in lt6911uxc_reset()
1086 	gpiod_set_value(lt6911uxc->reset_gpio, 1);  in lt6911uxc_reset()
1088 	gpiod_set_value(lt6911uxc->reset_gpio, 0);  in lt6911uxc_reset()
1092 static int lt6911uxc_init_v4l2_ctrls(struct lt6911uxc *lt6911uxc)  in lt6911uxc_init_v4l2_ctrls()  argument
1097 	sd = &lt6911uxc->sd;  in lt6911uxc_init_v4l2_ctrls()
1098 	ret = v4l2_ctrl_handler_init(&lt6911uxc->hdl, 5);  in lt6911uxc_init_v4l2_ctrls()
1102 	lt6911uxc->link_freq = v4l2_ctrl_new_int_menu(&lt6911uxc->hdl, NULL,  in lt6911uxc_init_v4l2_ctrls()
1106 	v4l2_ctrl_new_std(&lt6911uxc->hdl, NULL, V4L2_CID_PIXEL_RATE,  in lt6911uxc_init_v4l2_ctrls()
1109 	lt6911uxc->detect_tx_5v_ctrl = v4l2_ctrl_new_std(&lt6911uxc->hdl,  in lt6911uxc_init_v4l2_ctrls()
1113 	lt6911uxc->audio_sampling_rate_ctrl =  in lt6911uxc_init_v4l2_ctrls()
1114 		v4l2_ctrl_new_custom(&lt6911uxc->hdl,  in lt6911uxc_init_v4l2_ctrls()
1116 	lt6911uxc->audio_present_ctrl = v4l2_ctrl_new_custom(&lt6911uxc->hdl,  in lt6911uxc_init_v4l2_ctrls()
1119 	sd->ctrl_handler = &lt6911uxc->hdl;  in lt6911uxc_init_v4l2_ctrls()
1120 	if (lt6911uxc->hdl.error) {  in lt6911uxc_init_v4l2_ctrls()
1121 		ret = lt6911uxc->hdl.error;  in lt6911uxc_init_v4l2_ctrls()
1135 static int lt6911uxc_check_chip_id(struct lt6911uxc *lt6911uxc)  in lt6911uxc_check_chip_id()  argument
1137 	struct device *dev = &lt6911uxc->i2c_client->dev;  in lt6911uxc_check_chip_id()
1138 	struct v4l2_subdev *sd = &lt6911uxc->sd;  in lt6911uxc_check_chip_id()
1173 static int lt6911uxc_parse_of(struct lt6911uxc *lt6911uxc)  in lt6911uxc_parse_of()  argument
1175 	struct device *dev = &lt6911uxc->i2c_client->dev;  in lt6911uxc_parse_of()
1182 			&lt6911uxc->module_index);  in lt6911uxc_parse_of()
1184 			&lt6911uxc->module_facing);  in lt6911uxc_parse_of()
1186 			&lt6911uxc->module_name);  in lt6911uxc_parse_of()
1188 			&lt6911uxc->len_name);  in lt6911uxc_parse_of()
1194 	lt6911uxc->power_gpio = devm_gpiod_get_optional(dev, "power",  in lt6911uxc_parse_of()
1196 	if (IS_ERR(lt6911uxc->power_gpio)) {  in lt6911uxc_parse_of()
1198 		ret = PTR_ERR(lt6911uxc->power_gpio);  in lt6911uxc_parse_of()
1202 	lt6911uxc->reset_gpio = devm_gpiod_get_optional(dev, "reset",  in lt6911uxc_parse_of()
1204 	if (IS_ERR(lt6911uxc->reset_gpio)) {  in lt6911uxc_parse_of()
1206 		ret = PTR_ERR(lt6911uxc->reset_gpio);  in lt6911uxc_parse_of()
1210 	lt6911uxc->plugin_det_gpio = devm_gpiod_get_optional(dev, "plugin-det",  in lt6911uxc_parse_of()
1212 	if (IS_ERR(lt6911uxc->plugin_det_gpio)) {  in lt6911uxc_parse_of()
1214 		ret = PTR_ERR(lt6911uxc->plugin_det_gpio);  in lt6911uxc_parse_of()
1218 	lt6911uxc->hpd_ctl_gpio = devm_gpiod_get_optional(dev, "hpd-ctl",  in lt6911uxc_parse_of()
1220 	if (IS_ERR(lt6911uxc->hpd_ctl_gpio)) {  in lt6911uxc_parse_of()
1222 		ret = PTR_ERR(lt6911uxc->hpd_ctl_gpio);  in lt6911uxc_parse_of()
1246 	lt6911uxc->xvclk = devm_clk_get(dev, "xvclk");  in lt6911uxc_parse_of()
1247 	if (IS_ERR(lt6911uxc->xvclk)) {  in lt6911uxc_parse_of()
1253 	ret = clk_prepare_enable(lt6911uxc->xvclk);  in lt6911uxc_parse_of()
1259 	lt6911uxc->csi_lanes_in_use = endpoint.bus.mipi_csi2.num_data_lanes;  in lt6911uxc_parse_of()
1260 	lt6911uxc->bus = endpoint.bus.mipi_csi2;  in lt6911uxc_parse_of()
1261 	lt6911uxc->enable_hdcp = false;  in lt6911uxc_parse_of()
1263 	gpiod_set_value(lt6911uxc->hpd_ctl_gpio, 0);  in lt6911uxc_parse_of()
1264 	gpiod_set_value(lt6911uxc->power_gpio, 1);  in lt6911uxc_parse_of()
1265 	lt6911uxc_reset(lt6911uxc);  in lt6911uxc_parse_of()
1276 static inline int lt6911uxc_parse_of(struct lt6911uxc *lt6911uxc)  in lt6911uxc_parse_of()  argument
1287 	struct lt6911uxc *lt6911uxc;  in lt6911uxc_probe()  local
1298 	lt6911uxc = devm_kzalloc(dev, sizeof(struct lt6911uxc), GFP_KERNEL);  in lt6911uxc_probe()
1299 	if (!lt6911uxc)  in lt6911uxc_probe()
1302 	sd = &lt6911uxc->sd;  in lt6911uxc_probe()
1303 	lt6911uxc->i2c_client = client;  in lt6911uxc_probe()
1304 	lt6911uxc->timings = default_timing;  in lt6911uxc_probe()
1305 	lt6911uxc->cur_mode = &supported_modes[0];  in lt6911uxc_probe()
1306 	lt6911uxc->mbus_fmt_code = LT6911UXC_MEDIA_BUS_FMT;  in lt6911uxc_probe()
1308 	err = lt6911uxc_parse_of(lt6911uxc);  in lt6911uxc_probe()
1314 	err = lt6911uxc_check_chip_id(lt6911uxc);  in lt6911uxc_probe()
1321 	lt6911uxc_reset(lt6911uxc);  in lt6911uxc_probe()
1323 	mutex_init(&lt6911uxc->confctl_mutex);  in lt6911uxc_probe()
1324 	err = lt6911uxc_init_v4l2_ctrls(lt6911uxc);  in lt6911uxc_probe()
1335 	lt6911uxc->pad.flags = MEDIA_PAD_FL_SOURCE;  in lt6911uxc_probe()
1337 	err = media_entity_pads_init(&sd->entity, 1, &lt6911uxc->pad);  in lt6911uxc_probe()
1344 	if (strcmp(lt6911uxc->module_facing, "back") == 0)  in lt6911uxc_probe()
1350 		 lt6911uxc->module_index, facing,  in lt6911uxc_probe()
1358 	INIT_DELAYED_WORK(&lt6911uxc->delayed_work_enable_hotplug,  in lt6911uxc_probe()
1360 	INIT_DELAYED_WORK(&lt6911uxc->delayed_work_res_change,  in lt6911uxc_probe()
1363 	if (lt6911uxc->i2c_client->irq) {  in lt6911uxc_probe()
1366 				lt6911uxc->i2c_client->irq,  in lt6911uxc_probe()
1369 				"lt6911uxc", lt6911uxc);  in lt6911uxc_probe()
1380 	lt6911uxc->plugin_irq = gpiod_to_irq(lt6911uxc->plugin_det_gpio);  in lt6911uxc_probe()
1381 	if (lt6911uxc->plugin_irq < 0)  in lt6911uxc_probe()
1384 	err = devm_request_threaded_irq(dev, lt6911uxc->plugin_irq, NULL,  in lt6911uxc_probe()
1387 			lt6911uxc);  in lt6911uxc_probe()
1404 	cancel_delayed_work(&lt6911uxc->delayed_work_enable_hotplug);  in lt6911uxc_probe()
1405 	cancel_delayed_work(&lt6911uxc->delayed_work_res_change);  in lt6911uxc_probe()
1411 	v4l2_ctrl_handler_free(&lt6911uxc->hdl);  in lt6911uxc_probe()
1412 	mutex_destroy(&lt6911uxc->confctl_mutex);  in lt6911uxc_probe()
1419 	struct lt6911uxc *lt6911uxc = to_state(sd);  in lt6911uxc_remove()  local
1421 	cancel_delayed_work_sync(&lt6911uxc->delayed_work_enable_hotplug);  in lt6911uxc_remove()
1422 	cancel_delayed_work_sync(&lt6911uxc->delayed_work_res_change);  in lt6911uxc_remove()
1428 	v4l2_ctrl_handler_free(&lt6911uxc->hdl);  in lt6911uxc_remove()
1429 	mutex_destroy(&lt6911uxc->confctl_mutex);  in lt6911uxc_remove()
1430 	clk_disable_unprepare(lt6911uxc->xvclk);  in lt6911uxc_remove()