| Takashi Iwai | 2807314 | 2007-07-27 18:58:06 +0200 | [diff] [blame] | 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 |