| Matthew Ranostay | 1cd2224 | 2008-07-18 18:20:52 +0200 | [diff] [blame] | 1 | /* |
| 2 | * Digital Beep Input Interface for HD-audio codec |
| 3 | * |
| 4 | * Author: Matthew Ranostay <mranostay@embeddedalley.com> |
| 5 | * Copyright (c) 2008 Embedded Alley Solutions Inc |
| 6 | * |
| 7 | * This driver is free software; you can redistribute it and/or modify |
| 8 | * it under the terms of the GNU General Public License as published by |
| 9 | * the Free Software Foundation; either version 2 of the License, or |
| 10 | * (at your option) any later version. |
| 11 | * |
| 12 | * This driver is distributed in the hope that it will be useful, |
| 13 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 14 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 15 | * GNU General Public License for more details. |
| 16 | * |
| 17 | * You should have received a copy of the GNU General Public License |
| 18 | * along with this program; if not, write to the Free Software |
| 19 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
| 20 | */ |
| 21 | |
| 22 | #ifndef __SOUND_HDA_BEEP_H |
| 23 | #define __SOUND_HDA_BEEP_H |
| 24 | |
| 25 | #include "hda_codec.h" |
| 26 | |
| 27 | /* beep information */ |
| 28 | struct hda_beep { |
| 29 | struct input_dev *dev; |
| 30 | struct hda_codec *codec; |
| 31 | char phys[32]; |
| 32 | int tone; |
| 33 | int nid; |
| 34 | struct work_struct beep_work; /* scheduled task for beep event */ |
| 35 | }; |
| 36 | |
| 37 | #ifdef CONFIG_SND_HDA_INPUT_BEEP |
| 38 | int snd_hda_attach_beep_device(struct hda_codec *codec, int nid); |
| 39 | void snd_hda_detach_beep_device(struct hda_codec *codec); |
| 40 | #else |
| 41 | #define snd_hda_attach_beep_device(...) |
| 42 | #define snd_hda_detach_beep_device(...) |
| 43 | #endif |
| 44 | #endif |