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1 | /* |
2 | * HWDEP Interface for HD-audio codec |
3 | * |
4 | * Copyright (c) 2007 Takashi Iwai <tiwai@suse.de> |
5 | * |
6 | * This driver is free software; you can redistribute it and/or modify |
7 | * it under the terms of the GNU General Public License as published by |
8 | * the Free Software Foundation; either version 2 of the License, or |
9 | * (at your option) any later version. |
10 | * |
11 | * This driver is distributed in the hope that it will be useful, |
12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
14 | * GNU General Public License for more details. |
15 | * |
16 | * You should have received a copy of the GNU General Public License |
17 | * along with this program; if not, write to the Free Software |
18 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
19 | */ |
20 | |
21 | #ifndef __SOUND_HDA_HWDEP_H |
22 | #define __SOUND_HDA_HWDEP_H |
23 | |
24 | #define HDA_HWDEP_VERSION ((1 << 16) | (0 << 8) | (0 << 0)) /* 1.0.0 */ |
25 | |
26 | /* verb */ |
27 | #define HDA_REG_NID_SHIFT 24 |
28 | #define HDA_REG_VERB_SHIFT 8 |
29 | #define HDA_REG_VAL_SHIFT 0 |
30 | #define HDA_VERB(nid,verb,param) ((nid)<<24 | (verb)<<8 | (param)) |
31 | |
32 | struct hda_verb_ioctl { |
33 | u32 verb; /* HDA_VERB() */ |
34 | u32 res; /* response */ |
35 | }; |
36 | |
37 | /* |
38 | * ioctls |
39 | */ |
40 | #define HDA_IOCTL_PVERSION _IOR('H', 0x10, int) |
41 | #define HDA_IOCTL_VERB_WRITE _IOWR('H', 0x11, struct hda_verb_ioctl) |
42 | #define HDA_IOCTL_GET_WCAP _IOWR('H', 0x12, struct hda_verb_ioctl) |
43 | |
44 | #endif |
45 |
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od-2011-09-04
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v2.6.34-rc5
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