| /* |
| * Digital Beep Input Interface for HD-audio codec |
| * |
| * Author: Matthew Ranostay <mranostay@embeddedalley.com> |
| * Copyright (c) 2008 Embedded Alley Solutions Inc |
| * |
| * This driver 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 driver 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 |
| */ |
| |
| #ifndef __SOUND_HDA_BEEP_H |
| #define __SOUND_HDA_BEEP_H |
| |
| #include "hda_codec.h" |
| |
| /* beep information */ |
| struct hda_beep { |
| struct input_dev *dev; |
| struct hda_codec *codec; |
| char phys[32]; |
| int tone; |
| int nid; |
| struct work_struct beep_work; /* scheduled task for beep event */ |
| }; |
| |
| #ifdef CONFIG_SND_HDA_INPUT_BEEP |
| int snd_hda_attach_beep_device(struct hda_codec *codec, int nid); |
| void snd_hda_detach_beep_device(struct hda_codec *codec); |
| #else |
| #define snd_hda_attach_beep_device(...) |
| #define snd_hda_detach_beep_device(...) |
| #endif |
| #endif |
