1 #ifndef __SOUND_JACK_H 2 #define __SOUND_JACK_H 3 4 /* 5 * Jack abstraction layer 6 * 7 * Copyright 2008 Wolfson Microelectronics plc 8 * 9 * 10 * This program is free software; you can redistribute it and/or modify 11 * it under the terms of the GNU General Public License as published by 12 * the Free Software Foundation; either version 2 of the License, or 13 * (at your option) any later version. 14 * 15 * This program is distributed in the hope that it will be useful, 16 * but WITHOUT ANY WARRANTY; without even the implied warranty of 17 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 18 * GNU General Public License for more details. 19 * 20 * You should have received a copy of the GNU General Public License 21 * along with this program; if not, write to the Free Software 22 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA 23 * 24 */ 25 26 #include <sound/core.h> 27 28 struct input_dev; 29 30 /** 31 * Jack types which can be reported. These values are used as a 32 * bitmask. 33 */ 34 enum snd_jack_types { 35 SND_JACK_HEADPHONE = 0x0001, 36 SND_JACK_MICROPHONE = 0x0002, 37 SND_JACK_HEADSET = SND_JACK_HEADPHONE | SND_JACK_MICROPHONE, 38 }; 39 40 struct snd_jack { 41 struct input_dev *input_dev; 42 int registered; 43 int type; 44 const char *id; 45 char name[100]; 46 }; 47 48 #ifdef CONFIG_SND_JACK 49 50 int snd_jack_new(struct snd_card *card, const char *id, int type, 51 struct snd_jack **jack); 52 void snd_jack_set_parent(struct snd_jack *jack, struct device *parent); 53 54 void snd_jack_report(struct snd_jack *jack, int status); 55 56 #else 57 58 static inline int snd_jack_new(struct snd_card *card, const char *id, int type, 59 struct snd_jack **jack) 60 { 61 return 0; 62 } 63 64 static inline void snd_jack_set_parent(struct snd_jack *jack, 65 struct device *parent) 66 { 67 } 68 69 static inline void snd_jack_report(struct snd_jack *jack, int status) 70 { 71 } 72 73 #endif 74 75 #endif 76