| Takashi Iwai | 763f356 | 2005-06-03 11:25:34 +0200 | [diff] [blame] | 1 | #ifndef __SOUND_HDSPM_H /* -*- linux-c -*- */ |
| 2 | #define __SOUND_HDSPM_H |
| 3 | /* |
| 4 | * Copyright (C) 2003 Winfried Ritsch (IEM) |
| 5 | * based on hdsp.h from Thomas Charbonnel (thomas@undata.org) |
| 6 | * |
| 7 | * |
| 8 | * This program is free software; you can redistribute it and/or modify |
| 9 | * it under the terms of the GNU General Public License as published by |
| 10 | * the Free Software Foundation; either version 2 of the License, or |
| 11 | * (at your option) any later version. |
| 12 | * |
| 13 | * This program is distributed in the hope that it will be useful, |
| 14 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 15 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 16 | * GNU General Public License for more details. |
| 17 | * |
| 18 | * You should have received a copy of the GNU General Public License |
| 19 | * along with this program; if not, write to the Free Software |
| 20 | * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. |
| 21 | */ |
| 22 | |
| 23 | /* Maximum channels is 64 even on 56Mode you have 64playbacks to matrix */ |
| 24 | #define HDSPM_MAX_CHANNELS 64 |
| 25 | |
| 26 | /* -------------------- IOCTL Peak/RMS Meters -------------------- */ |
| 27 | |
| 28 | typedef struct _snd_hdspm_peak_rms hdspm_peak_rms_t; |
| 29 | |
| 30 | /* peam rms level structure like we get from hardware |
| 31 | |
| 32 | maybe in future we can memory map it so I just copy it |
| 33 | to user on ioctl call now an dont change anything |
| 34 | rms are made out of low and high values |
| 35 | where (long) ????_rms = (????_rms_l >> 8) + ((????_rms_h & 0xFFFFFF00)<<24) |
| 36 | (i asume so from the code) |
| 37 | */ |
| 38 | |
| 39 | struct _snd_hdspm_peak_rms { |
| 40 | |
| 41 | unsigned int level_offset[1024]; |
| 42 | |
| 43 | unsigned int input_peak[64]; |
| 44 | unsigned int playback_peak[64]; |
| 45 | unsigned int output_peak[64]; |
| 46 | unsigned int xxx_peak[64]; /* not used */ |
| 47 | |
| 48 | unsigned int reserved[256]; /* not used */ |
| 49 | |
| 50 | unsigned int input_rms_l[64]; |
| 51 | unsigned int playback_rms_l[64]; |
| 52 | unsigned int output_rms_l[64]; |
| 53 | unsigned int xxx_rms_l[64]; /* not used */ |
| 54 | |
| 55 | unsigned int input_rms_h[64]; |
| 56 | unsigned int playback_rms_h[64]; |
| 57 | unsigned int output_rms_h[64]; |
| 58 | unsigned int xxx_rms_h[64]; /* not used */ |
| 59 | }; |
| 60 | |
| 61 | struct sndrv_hdspm_peak_rms_ioctl { |
| 62 | hdspm_peak_rms_t *peak; |
| 63 | }; |
| 64 | |
| 65 | /* use indirect access due to the limit of ioctl bit size */ |
| 66 | #define SNDRV_HDSPM_IOCTL_GET_PEAK_RMS _IOR('H', 0x40, struct sndrv_hdspm_peak_rms_ioctl) |
| 67 | |
| 68 | /* ------------ CONFIG block IOCTL ---------------------- */ |
| 69 | |
| 70 | typedef struct _snd_hdspm_config_info hdspm_config_info_t; |
| 71 | |
| 72 | struct _snd_hdspm_config_info { |
| 73 | unsigned char pref_sync_ref; |
| 74 | unsigned char wordclock_sync_check; |
| 75 | unsigned char madi_sync_check; |
| 76 | unsigned int system_sample_rate; |
| 77 | unsigned int autosync_sample_rate; |
| 78 | unsigned char system_clock_mode; |
| 79 | unsigned char clock_source; |
| 80 | unsigned char autosync_ref; |
| 81 | unsigned char line_out; |
| 82 | unsigned int passthru; |
| 83 | unsigned int analog_out; |
| 84 | }; |
| 85 | |
| 86 | #define SNDRV_HDSPM_IOCTL_GET_CONFIG_INFO _IOR('H', 0x41, hdspm_config_info_t) |
| 87 | |
| 88 | |
| 89 | /* get Soundcard Version */ |
| 90 | |
| 91 | typedef struct _snd_hdspm_version hdspm_version_t; |
| 92 | |
| 93 | struct _snd_hdspm_version { |
| 94 | unsigned short firmware_rev; |
| 95 | }; |
| 96 | |
| 97 | #define SNDRV_HDSPM_IOCTL_GET_VERSION _IOR('H', 0x43, hdspm_version_t) |
| 98 | |
| 99 | |
| 100 | /* ------------- get Matrix Mixer IOCTL --------------- */ |
| 101 | |
| 102 | /* MADI mixer: 64inputs+64playback in 64outputs = 8192 => *4Byte = 32768 Bytes */ |
| 103 | |
| 104 | /* organisation is 64 channelfader in a continous memory block */ |
| 105 | /* equivalent to hardware definition, maybe for future feature of mmap of them */ |
| 106 | /* each of 64 outputs has 64 infader and 64 outfader: |
| 107 | Ins to Outs mixer[out].in[in], Outstreams to Outs mixer[out].pb[pb] */ |
| 108 | |
| 109 | #define HDSPM_MIXER_CHANNELS HDSPM_MAX_CHANNELS |
| 110 | |
| 111 | typedef struct _snd_hdspm_channelfader snd_hdspm_channelfader_t; |
| 112 | |
| 113 | struct _snd_hdspm_channelfader { |
| 114 | unsigned int in[HDSPM_MIXER_CHANNELS]; |
| 115 | unsigned int pb[HDSPM_MIXER_CHANNELS]; |
| 116 | }; |
| 117 | |
| 118 | typedef struct _snd_hdspm_mixer hdspm_mixer_t; |
| 119 | |
| 120 | struct _snd_hdspm_mixer { |
| 121 | snd_hdspm_channelfader_t ch[HDSPM_MIXER_CHANNELS]; |
| 122 | }; |
| 123 | |
| 124 | struct sndrv_hdspm_mixer_ioctl { |
| 125 | hdspm_mixer_t *mixer; |
| 126 | }; |
| 127 | |
| 128 | /* use indirect access due to the limit of ioctl bit size */ |
| 129 | #define SNDRV_HDSPM_IOCTL_GET_MIXER _IOR('H', 0x44, struct sndrv_hdspm_mixer_ioctl) |
| 130 | |
| 131 | #endif /* __SOUND_HDSPM_H */ |