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include/sound/jack.h
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#ifndef __SOUND_JACK_H #define __SOUND_JACK_H /* * Jack abstraction layer * * Copyright 2008 Wolfson Microelectronics plc * * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation; either version 2 of the License, or * (at your option) any later version. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program; if not, write to the Free Software * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA * */ #include <sound/core.h> struct input_dev; /** * Jack types which can be reported. These values are used as a * bitmask. |
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* * Note that this must be kept in sync with the lookup table in * sound/core/jack.c. |
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*/ enum snd_jack_types { SND_JACK_HEADPHONE = 0x0001, SND_JACK_MICROPHONE = 0x0002, SND_JACK_HEADSET = SND_JACK_HEADPHONE | SND_JACK_MICROPHONE, |
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SND_JACK_LINEOUT = 0x0004, |
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SND_JACK_MECHANICAL = 0x0008, /* If detected separately */ |
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SND_JACK_VIDEOOUT = 0x0010, SND_JACK_AVOUT = SND_JACK_LINEOUT | SND_JACK_VIDEOOUT, |
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/* Kept separate from switches to facilitate implementation */ SND_JACK_BTN_0 = 0x4000, SND_JACK_BTN_1 = 0x2000, SND_JACK_BTN_2 = 0x1000, |
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}; struct snd_jack { struct input_dev *input_dev; int registered; int type; const char *id; char name[100]; |
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unsigned int key[3]; /* Keep in sync with definitions above */ |
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void *private_data; void (*private_free)(struct snd_jack *); |
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}; #ifdef CONFIG_SND_JACK int snd_jack_new(struct snd_card *card, const char *id, int type, struct snd_jack **jack); void snd_jack_set_parent(struct snd_jack *jack, struct device *parent); |
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int snd_jack_set_key(struct snd_jack *jack, enum snd_jack_types type, int keytype); |
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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) { return 0; } static inline void snd_jack_set_parent(struct snd_jack *jack, struct device *parent) { } static inline void snd_jack_report(struct snd_jack *jack, int status) { } #endif #endif |