#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. * * 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 input_dev *input_dev;	int registered;	int type;	const char *id;	char name[100];	unsigned int key[6];   /* Keep in sync with definitions above */	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);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); 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