| Christopher Ferris | 12e1f28 | 2016-02-04 12:35:07 -0800 | [diff] [blame^] | 1 | /* |
| 2 | * This program is free software; you can redistribute it and/or modify |
| 3 | * it under the terms of the GNU General Public License as published by |
| 4 | * the Free Software Foundation; either version 2 of the License, or |
| 5 | * (at your option) any later version. |
| 6 | * |
| 7 | * This program is distributed in the hope that it will be useful, |
| 8 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 9 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 10 | * GNU General Public License for more details. |
| 11 | */ |
| 12 | |
| 13 | #ifndef __UAPI_SOUND_TLV_H |
| 14 | #define __UAPI_SOUND_TLV_H |
| 15 | |
| 16 | #define SNDRV_CTL_TLVT_CONTAINER 0 /* one level down - group of TLVs */ |
| 17 | #define SNDRV_CTL_TLVT_DB_SCALE 1 /* dB scale */ |
| 18 | #define SNDRV_CTL_TLVT_DB_LINEAR 2 /* linear volume */ |
| 19 | #define SNDRV_CTL_TLVT_DB_RANGE 3 /* dB range container */ |
| 20 | #define SNDRV_CTL_TLVT_DB_MINMAX 4 /* dB scale with min/max */ |
| 21 | #define SNDRV_CTL_TLVT_DB_MINMAX_MUTE 5 /* dB scale with min/max with mute */ |
| 22 | |
| 23 | /* |
| 24 | * channel-mapping TLV items |
| 25 | * TLV length must match with num_channels |
| 26 | */ |
| 27 | #define SNDRV_CTL_TLVT_CHMAP_FIXED 0x101 /* fixed channel position */ |
| 28 | #define SNDRV_CTL_TLVT_CHMAP_VAR 0x102 /* channels freely swappable */ |
| 29 | #define SNDRV_CTL_TLVT_CHMAP_PAIRED 0x103 /* pair-wise swappable */ |
| 30 | |
| 31 | #endif |