| Thomas Gleixner | d0fa117 | 2019-05-20 19:07:57 +0200 | [diff] [blame] | 1 | /* SPDX-License-Identifier: GPL-2.0-or-later */ |
| Takashi Iwai | 2807314 | 2007-07-27 18:58:06 +0200 | [diff] [blame] | 2 | /* |
| 3 | * HWDEP Interface for HD-audio codec |
| 4 | * |
| 5 | * Copyright (c) 2007 Takashi Iwai <tiwai@suse.de> |
| Takashi Iwai | 2807314 | 2007-07-27 18:58:06 +0200 | [diff] [blame] | 6 | */ |
| 7 | |
| 8 | #ifndef __SOUND_HDA_HWDEP_H |
| 9 | #define __SOUND_HDA_HWDEP_H |
| 10 | |
| 11 | #define HDA_HWDEP_VERSION ((1 << 16) | (0 << 8) | (0 << 0)) /* 1.0.0 */ |
| 12 | |
| 13 | /* verb */ |
| 14 | #define HDA_REG_NID_SHIFT 24 |
| 15 | #define HDA_REG_VERB_SHIFT 8 |
| 16 | #define HDA_REG_VAL_SHIFT 0 |
| 17 | #define HDA_VERB(nid,verb,param) ((nid)<<24 | (verb)<<8 | (param)) |
| 18 | |
| 19 | struct hda_verb_ioctl { |
| 20 | u32 verb; /* HDA_VERB() */ |
| 21 | u32 res; /* response */ |
| 22 | }; |
| 23 | |
| 24 | /* |
| 25 | * ioctls |
| 26 | */ |
| 27 | #define HDA_IOCTL_PVERSION _IOR('H', 0x10, int) |
| 28 | #define HDA_IOCTL_VERB_WRITE _IOWR('H', 0x11, struct hda_verb_ioctl) |
| 29 | #define HDA_IOCTL_GET_WCAP _IOWR('H', 0x12, struct hda_verb_ioctl) |
| 30 | |
| 31 | #endif |