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 * Note that this must be kept in sync with the lookup table in 35 * sound/core/jack.c. 36 */ 37 enum snd_jack_types { 38 SND_JACK_HEADPHONE = 0x0001, 39 SND_JACK_MICROPHONE = 0x0002, 40 SND_JACK_HEADSET = SND_JACK_HEADPHONE | SND_JACK_MICROPHONE, 41 SND_JACK_LINEOUT = 0x0004, 42 SND_JACK_MECHANICAL = 0x0008, /* If detected separately */ 43 }; 44 45 struct snd_jack { 46 struct input_dev *input_dev; 47 int registered; 48 int type; 49 const char *id; 50 char name[100]; 51 }; 52 53 #ifdef CONFIG_SND_JACK 54 55 int snd_jack_new(struct snd_card *card, const char *id, int type, 56 struct snd_jack **jack); 57 void snd_jack_set_parent(struct snd_jack *jack, struct device *parent); 58 59 void snd_jack_report(struct snd_jack *jack, int status); 60 61 #else 62 63 static inline int snd_jack_new(struct snd_card *card, const char *id, int type, 64 struct snd_jack **jack) 65 { 66 return 0; 67 } 68 69 static inline void snd_jack_set_parent(struct snd_jack *jack, 70 struct device *parent) 71 { 72 } 73 74 static inline void snd_jack_report(struct snd_jack *jack, int status) 75 { 76 } 77 78 #endif 79 80 #endif 81