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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 | /* 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_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, /* 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 6 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_DEV void snd_jack_set_parent(struct snd_jack *jack, struct device *parent); int snd_jack_set_key(struct snd_jack *jack, enum snd_jack_types type, int keytype); #endif void snd_jack_report(struct snd_jack *jack, int status); #else static 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 void snd_jack_set_parent(struct snd_jack *jack, struct device *parent) { } 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 |