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Linux kernel mirror (for testing) git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
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123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117/* SPDX-License-Identifier: GPL-2.0-or-later */#ifndef __SOUND_JACK_H#define __SOUND_JACK_H
/* * Jack abstraction layer * * Copyright 2008 Wolfson Microelectronics plc */
#include <sound/core.h>
struct input_dev;
/** * enum snd_jack_types - Jack types which can be reported * @SND_JACK_HEADPHONE: Headphone * @SND_JACK_MICROPHONE: Microphone * @SND_JACK_HEADSET: Headset * @SND_JACK_LINEOUT: Line out * @SND_JACK_MECHANICAL: Mechanical switch * @SND_JACK_VIDEOOUT: Video out * @SND_JACK_AVOUT: AV (Audio Video) out * @SND_JACK_LINEIN: Line in * @SND_JACK_USB: USB audio device * @SND_JACK_BTN_0: Button 0 * @SND_JACK_BTN_1: Button 1 * @SND_JACK_BTN_2: Button 2 * @SND_JACK_BTN_3: Button 3 * @SND_JACK_BTN_4: Button 4 * @SND_JACK_BTN_5: Button 5 * * These values are used as a bitmask. * * Note that this must be kept in sync with the lookup table in * sound/core/jack.c. */enum snd_jack_types { SND_JACK_HEADPHONE = 0x0001, SND_JACK_MICROPHONE = 0x0002, SND_JACK_HEADSET = SND_JACK_HEADPHONE | SND_JACK_MICROPHONE, SND_JACK_LINEOUT = 0x0004, SND_JACK_MECHANICAL = 0x0008, /* If detected separately */ SND_JACK_VIDEOOUT = 0x0010, SND_JACK_AVOUT = SND_JACK_LINEOUT | SND_JACK_VIDEOOUT, SND_JACK_LINEIN = 0x0020, SND_JACK_USB = 0x0040,
/* Kept separate from switches to facilitate implementation */ SND_JACK_BTN_0 = 0x4000, SND_JACK_BTN_1 = 0x2000, SND_JACK_BTN_2 = 0x1000, SND_JACK_BTN_3 = 0x0800, SND_JACK_BTN_4 = 0x0400, SND_JACK_BTN_5 = 0x0200,};
/* Keep in sync with definitions above */#define SND_JACK_SWITCH_TYPES 7
struct snd_jack { struct list_head kctl_list; struct snd_card *card; const char *id;#ifdef CONFIG_SND_JACK_INPUT_DEV struct input_dev *input_dev; struct mutex input_dev_lock; int registered; int type; char name[100]; unsigned int key[6]; /* Keep in sync with definitions above */#endif /* CONFIG_SND_JACK_INPUT_DEV */ int hw_status_cache; void *private_data; void (*private_free)(struct snd_jack *);};
#ifdef CONFIG_SND_JACK
int snd_jack_new(struct snd_card *card, const char *id, int type, struct snd_jack **jack, bool initial_kctl, bool phantom_jack);int snd_jack_add_new_kctl(struct snd_jack *jack, const char * name, int mask);#ifdef CONFIG_SND_JACK_INPUT_DEVint snd_jack_set_key(struct snd_jack *jack, enum snd_jack_types type, int keytype);#endifvoid snd_jack_report(struct snd_jack *jack, int status);
#elsestatic inline int snd_jack_new(struct snd_card *card, const char *id, int type, struct snd_jack **jack, bool initial_kctl, bool phantom_jack){ return 0;}
static inline int snd_jack_add_new_kctl(struct snd_jack *jack, const char * name, int mask){ return 0;}
static inline void snd_jack_report(struct snd_jack *jack, int status){}
#endif
#if !defined(CONFIG_SND_JACK) || !defined(CONFIG_SND_JACK_INPUT_DEV)static inline int snd_jack_set_key(struct snd_jack *jack, enum snd_jack_types type, int keytype){ return 0;}#endif /* !CONFIG_SND_JACK || !CONFIG_SND_JACK_INPUT_DEV */
#endif