123 static int mc_keys_setup_polling(struct multicodecs_data *mc_data,  in mc_keys_setup_polling()  argument
128 	poller = devm_kzalloc(mc_data->snd_card.dev, sizeof(*poller), GFP_KERNEL);  in mc_keys_setup_polling()
133 	poller->input = mc_data->input;  in mc_keys_setup_polling()
135 	mc_data->poller = poller;  in mc_keys_setup_polling()
142 	struct multicodecs_data *mc_data = input_get_drvdata(input);  in mc_keys_poll()  local
147 	ret = iio_read_channel_processed(mc_data->adc, &value);  in mc_keys_poll()
150 		value = mc_data->keyup_voltage;  in mc_keys_poll()
152 		for (i = 0; i < mc_data->num_keys; i++) {  in mc_keys_poll()
153 			diff = abs(mc_data->map[i].voltage - value);  in mc_keys_poll()
156 				keycode = mc_data->map[i].keycode;  in mc_keys_poll()
161 	if (abs(mc_data->keyup_voltage - value) < closest)  in mc_keys_poll()
164 	if (mc_data->last_key && mc_data->last_key != keycode)  in mc_keys_poll()
165 		input_report_key(input, mc_data->last_key, 0);  in mc_keys_poll()
171 	mc_data->last_key = keycode;  in mc_keys_poll()
175 			       struct multicodecs_data *mc_data)  in mc_keys_load_keymap()  argument
181 	mc_data->num_keys = device_get_child_node_count(dev);  in mc_keys_load_keymap()
182 	if (mc_data->num_keys == 0) {  in mc_keys_load_keymap()
187 	map = devm_kmalloc_array(dev, mc_data->num_keys, sizeof(*map), GFP_KERNEL);  in mc_keys_load_keymap()
209 	mc_data->map = map;  in mc_keys_load_keymap()
215 	struct multicodecs_data *mc_data = container_of(to_delayed_work(work),  in adc_jack_handler()  local
218 	struct snd_soc_jack *jack_headset = mc_data->jack_headset;  in adc_jack_handler()
221 	if (!gpiod_get_value(mc_data->hp_det_gpio)) {  in adc_jack_handler()
223 		extcon_set_state_sync(mc_data->extcon,  in adc_jack_handler()
225 		extcon_set_state_sync(mc_data->extcon,  in adc_jack_handler()
227 		if (mc_data->poller)  in adc_jack_handler()
228 			mc_keys_poller_stop(mc_data->poller);  in adc_jack_handler()
232 	if (!mc_data->adc) {  in adc_jack_handler()
235 		extcon_set_state_sync(mc_data->extcon, EXTCON_JACK_HEADPHONE, true);  in adc_jack_handler()
236 		extcon_set_state_sync(mc_data->extcon, EXTCON_JACK_MICROPHONE, false);  in adc_jack_handler()
239 	ret = iio_read_channel_processed(mc_data->adc, &adc);  in adc_jack_handler()
243 		extcon_set_state_sync(mc_data->extcon, EXTCON_JACK_HEADPHONE, true);  in adc_jack_handler()
244 		extcon_set_state_sync(mc_data->extcon, EXTCON_JACK_MICROPHONE, false);  in adc_jack_handler()
250 		extcon_set_state_sync(mc_data->extcon, EXTCON_JACK_HEADPHONE, true);  in adc_jack_handler()
253 			extcon_set_state_sync(mc_data->extcon, EXTCON_JACK_MICROPHONE, true);  in adc_jack_handler()
254 			if (mc_data->poller)  in adc_jack_handler()
255 				mc_keys_poller_start(mc_data->poller);  in adc_jack_handler()
262 	struct multicodecs_data *mc_data = (struct multicodecs_data *)data;  in headset_det_irq_thread()  local
264 	queue_delayed_work(system_power_efficient_wq, &mc_data->handler, msecs_to_jiffies(200));  in headset_det_irq_thread()
273 	struct multicodecs_data *mc_data = snd_soc_card_get_drvdata(card);  in mc_hp_event()  local
277 		gpiod_set_value_cansleep(mc_data->hp_ctl_gpio, 1);  in mc_hp_event()
280 		gpiod_set_value_cansleep(mc_data->hp_ctl_gpio, 0);  in mc_hp_event()
294 	struct multicodecs_data *mc_data = snd_soc_card_get_drvdata(card);  in mc_spk_event()  local
298 		gpiod_set_value_cansleep(mc_data->spk_ctl_gpio, 1);  in mc_spk_event()
301 		gpiod_set_value_cansleep(mc_data->spk_ctl_gpio, 0);  in mc_spk_event()
342 	struct multicodecs_data *mc_data = snd_soc_card_get_drvdata(rtd->card);  in rk_multicodecs_hw_params()  local
346 	mclk = params_rate(params) * mc_data->mclk_fs;  in rk_multicodecs_hw_params()
372 	struct multicodecs_data *mc_data = snd_soc_card_get_drvdata(rtd->card);  in rk_dailink_init()  local
403 	if ((!mc_data->codec_hp_det) && (gpiod_to_irq(mc_data->hp_det_gpio) < 0)) {  in rk_dailink_init()
432 	mc_data->jack_headset = jack_headset;  in rk_dailink_init()
434 	if (mc_data->codec_hp_det) {  in rk_dailink_init()
446 		irq = gpiod_to_irq(mc_data->hp_det_gpio);  in rk_dailink_init()
454 							mc_data);  in rk_dailink_init()
461 					   &mc_data->handler, msecs_to_jiffies(50));  in rk_dailink_init()
470 				       struct multicodecs_data *mc_data,  in rk_multicodecs_parse_daifmt()  argument
473 	struct snd_soc_dai_link *dai_link = &mc_data->dai_link;  in rk_multicodecs_parse_daifmt()
588 	struct multicodecs_data *mc_data;  in rk_multicodecs_probe()  local
603 	mc_data = devm_kzalloc(&pdev->dev, sizeof(*mc_data), GFP_KERNEL);  in rk_multicodecs_probe()
604 	if (!mc_data)  in rk_multicodecs_probe()
615 	card = &mc_data->snd_card;  in rk_multicodecs_probe()
623 	link = &mc_data->dai_link;  in rk_multicodecs_probe()
686 	rk_multicodecs_parse_daifmt(np, codecs[0].of_node, mc_data, prefix);  in rk_multicodecs_probe()
694 	mc_data->mclk_fs = DEFAULT_MCLK_FS;  in rk_multicodecs_probe()
696 		mc_data->mclk_fs = val;  in rk_multicodecs_probe()
698 	mc_data->codec_hp_det =  in rk_multicodecs_probe()
701 	mc_data->adc = devm_iio_channel_get(&pdev->dev, "adc-detect");  in rk_multicodecs_probe()
703 	if (IS_ERR(mc_data->adc)) {  in rk_multicodecs_probe()
704 		if (PTR_ERR(mc_data->adc) != -EPROBE_DEFER) {  in rk_multicodecs_probe()
705 			mc_data->adc = NULL;  in rk_multicodecs_probe()
709 		if (mc_data->adc->channel->type != IIO_VOLTAGE)  in rk_multicodecs_probe()
713 					&mc_data->keyup_voltage)) {  in rk_multicodecs_probe()
717 		mc_data->keyup_voltage /= 1000;  in rk_multicodecs_probe()
719 		ret = mc_keys_load_keymap(&pdev->dev, mc_data);  in rk_multicodecs_probe()
729 		input_set_drvdata(input, mc_data);  in rk_multicodecs_probe()
739 		for (i = 0; i < mc_data->num_keys; i++)  in rk_multicodecs_probe()
740 			__set_bit(mc_data->map[i].keycode, input->keybit);  in rk_multicodecs_probe()
745 		mc_data->input = input;  in rk_multicodecs_probe()
746 		ret = mc_keys_setup_polling(mc_data, mc_keys_poll);  in rk_multicodecs_probe()
753 			mc_set_poll_interval(mc_data->poller, value);  in rk_multicodecs_probe()
755 		ret = input_register_device(mc_data->input);  in rk_multicodecs_probe()
762 	INIT_DEFERRABLE_WORK(&mc_data->handler, adc_jack_handler);  in rk_multicodecs_probe()
764 	mc_data->spk_ctl_gpio = devm_gpiod_get_optional(&pdev->dev,  in rk_multicodecs_probe()
767 	if (IS_ERR(mc_data->spk_ctl_gpio))  in rk_multicodecs_probe()
768 		return PTR_ERR(mc_data->spk_ctl_gpio);  in rk_multicodecs_probe()
770 	mc_data->hp_ctl_gpio = devm_gpiod_get_optional(&pdev->dev,  in rk_multicodecs_probe()
773 	if (IS_ERR(mc_data->hp_ctl_gpio))  in rk_multicodecs_probe()
774 		return PTR_ERR(mc_data->hp_ctl_gpio);  in rk_multicodecs_probe()
776 	mc_data->hp_det_gpio = devm_gpiod_get_optional(&pdev->dev, "hp-det", GPIOD_IN);  in rk_multicodecs_probe()
777 	if (IS_ERR(mc_data->hp_det_gpio))  in rk_multicodecs_probe()
778 		return PTR_ERR(mc_data->hp_det_gpio);  in rk_multicodecs_probe()
780 	mc_data->extcon = devm_extcon_dev_allocate(&pdev->dev, headset_extcon_cable);  in rk_multicodecs_probe()
781 	if (IS_ERR(mc_data->extcon)) {  in rk_multicodecs_probe()
783 		return PTR_ERR(mc_data->extcon);  in rk_multicodecs_probe()
786 	ret = devm_extcon_dev_register(&pdev->dev, mc_data->extcon);  in rk_multicodecs_probe()
796 	snd_soc_card_set_drvdata(card, mc_data);  in rk_multicodecs_probe()