1 // SPDX-License-Identifier: GPL-2.0-only
63 	*gpioptr = -1;  in get_gpio()
68 		/* some machines have only gpioX/extint-gpioX nodes,  in get_gpio()
69 		 * and an audio-gpio property saying what it is ...  in get_gpio()
76 			audio_gpio = of_get_property(np, "audio-gpio", NULL);  in get_gpio()
98 	/* this is a hack, usually the GPIOs 'reg' property  in get_gpio()
104 	reg = of_get_property(np, "audio-gpio-active-state", NULL);  in get_gpio()
110 		 * (which, incidentally, snd-powermac also does...) */  in get_gpio()
152 	rt->implementation_private &= ~(1<<bit);		\
153 	rt->implementation_private |= (!!on << bit);		\
158 	return (rt->implementation_private>>bit)&1;		\
188 	saved = rt->implementation_private;  in ftr_gpio_all_amps_off()
194 	rt->implementation_private = saved;  in ftr_gpio_all_amps_off()
202 	s = rt->implementation_private;  in ftr_gpio_all_amps_restore()
215 	mutex_lock(&notif->mutex);  in ftr_handle_notify()
216 	if (notif->notify)  in ftr_handle_notify()
217 		notif->notify(notif->data);  in ftr_handle_notify()
218 	mutex_unlock(&notif->mutex);  in ftr_handle_notify()
225 	if (gpio == -1)  in gpio_enable_dual_edge()
234 	get_gpio("headphone-mute", NULL,  in ftr_gpio_init()
237 	get_gpio("amp-mute", NULL,  in ftr_gpio_init()
240 	get_gpio("lineout-mute", NULL,  in ftr_gpio_init()
243 	get_gpio("hw-reset", "audio-hw-reset",  in ftr_gpio_init()
246 	if (get_gpio("master-mute", NULL,  in ftr_gpio_init()
253 	headphone_detect_node = get_gpio("headphone-detect", NULL,  in ftr_gpio_init()
258 	lineout_detect_node = get_gpio("lineout-detect", "line-output-detect",  in ftr_gpio_init()
261 	linein_detect_node = get_gpio("linein-detect", "line-input-detect",  in ftr_gpio_init()
274 	rt->implementation_private = 0;  in ftr_gpio_init()
275 	INIT_DELAYED_WORK(&rt->headphone_notify.work, ftr_handle_notify);  in ftr_gpio_init()
276 	INIT_DELAYED_WORK(&rt->line_in_notify.work, ftr_handle_notify);  in ftr_gpio_init()
277 	INIT_DELAYED_WORK(&rt->line_out_notify.work, ftr_handle_notify);  in ftr_gpio_init()
278 	mutex_init(&rt->headphone_notify.mutex);  in ftr_gpio_init()
279 	mutex_init(&rt->line_in_notify.mutex);  in ftr_gpio_init()
280 	mutex_init(&rt->line_out_notify.mutex);  in ftr_gpio_init()
286 	rt->implementation_private = 0;  in ftr_gpio_exit()
287 	if (rt->headphone_notify.notify)  in ftr_gpio_exit()
288 		free_irq(headphone_detect_irq, &rt->headphone_notify);  in ftr_gpio_exit()
289 	if (rt->line_in_notify.gpio_private)  in ftr_gpio_exit()
290 		free_irq(linein_detect_irq, &rt->line_in_notify);  in ftr_gpio_exit()
291 	if (rt->line_out_notify.gpio_private)  in ftr_gpio_exit()
292 		free_irq(lineout_detect_irq, &rt->line_out_notify);  in ftr_gpio_exit()
293 	cancel_delayed_work_sync(&rt->headphone_notify.work);  in ftr_gpio_exit()
294 	cancel_delayed_work_sync(&rt->line_in_notify.work);  in ftr_gpio_exit()
295 	cancel_delayed_work_sync(&rt->line_out_notify.work);  in ftr_gpio_exit()
296 	mutex_destroy(&rt->headphone_notify.mutex);  in ftr_gpio_exit()
297 	mutex_destroy(&rt->line_in_notify.mutex);  in ftr_gpio_exit()
298 	mutex_destroy(&rt->line_out_notify.mutex);  in ftr_gpio_exit()
305 	schedule_delayed_work(&notif->work, 0);  in ftr_handle_notify_irq()
319 	int err = -EBUSY;  in ftr_set_notify()
323 		notif = &rt->headphone_notify;  in ftr_set_notify()
324 		name = "headphone-detect";  in ftr_set_notify()
328 		notif = &rt->line_in_notify;  in ftr_set_notify()
329 		name = "linein-detect";  in ftr_set_notify()
333 		notif = &rt->line_out_notify;  in ftr_set_notify()
334 		name = "lineout-detect";  in ftr_set_notify()
338 		return -EINVAL;  in ftr_set_notify()
342 		return -ENODEV;  in ftr_set_notify()
344 	mutex_lock(&notif->mutex);  in ftr_set_notify()
346 	old = notif->notify;  in ftr_set_notify()
354 		if (old == notify && notif->data == data)  in ftr_set_notify()
368 	notif->notify = notify;  in ftr_set_notify()
369 	notif->data = data;  in ftr_set_notify()
373 	mutex_unlock(&notif->mutex);  in ftr_set_notify()
396 		return -EINVAL;  in ftr_get_detect()
399 	if (gpio == -1)  in ftr_get_detect()
400 		return -ENODEV;  in ftr_get_detect()