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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 | ||
763f356c TI |
28 | /* peam rms level structure like we get from hardware |
29 | ||
30 | maybe in future we can memory map it so I just copy it | |
31 | to user on ioctl call now an dont change anything | |
32 | rms are made out of low and high values | |
33 | where (long) ????_rms = (????_rms_l >> 8) + ((????_rms_h & 0xFFFFFF00)<<24) | |
34 | (i asume so from the code) | |
35 | */ | |
36 | ||
98274f07 | 37 | struct hdspm_peak_rms { |
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38 | |
39 | unsigned int level_offset[1024]; | |
40 | ||
41 | unsigned int input_peak[64]; | |
42 | unsigned int playback_peak[64]; | |
43 | unsigned int output_peak[64]; | |
44 | unsigned int xxx_peak[64]; /* not used */ | |
45 | ||
46 | unsigned int reserved[256]; /* not used */ | |
47 | ||
48 | unsigned int input_rms_l[64]; | |
49 | unsigned int playback_rms_l[64]; | |
50 | unsigned int output_rms_l[64]; | |
51 | unsigned int xxx_rms_l[64]; /* not used */ | |
52 | ||
53 | unsigned int input_rms_h[64]; | |
54 | unsigned int playback_rms_h[64]; | |
55 | unsigned int output_rms_h[64]; | |
56 | unsigned int xxx_rms_h[64]; /* not used */ | |
57 | }; | |
58 | ||
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59 | struct hdspm_peak_rms_ioctl { |
60 | struct hdspm_peak_rms *peak; | |
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61 | }; |
62 | ||
63 | /* use indirect access due to the limit of ioctl bit size */ | |
98274f07 | 64 | #define SNDRV_HDSPM_IOCTL_GET_PEAK_RMS _IOR('H', 0x40, struct hdspm_peak_rms_ioctl) |
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65 | |
66 | /* ------------ CONFIG block IOCTL ---------------------- */ | |
67 | ||
98274f07 | 68 | struct hdspm_config_info { |
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69 | unsigned char pref_sync_ref; |
70 | unsigned char wordclock_sync_check; | |
71 | unsigned char madi_sync_check; | |
72 | unsigned int system_sample_rate; | |
73 | unsigned int autosync_sample_rate; | |
74 | unsigned char system_clock_mode; | |
75 | unsigned char clock_source; | |
76 | unsigned char autosync_ref; | |
77 | unsigned char line_out; | |
78 | unsigned int passthru; | |
79 | unsigned int analog_out; | |
80 | }; | |
81 | ||
98274f07 | 82 | #define SNDRV_HDSPM_IOCTL_GET_CONFIG_INFO _IOR('H', 0x41, struct hdspm_config_info) |
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83 | |
84 | ||
85 | /* get Soundcard Version */ | |
86 | ||
98274f07 | 87 | struct hdspm_version { |
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88 | unsigned short firmware_rev; |
89 | }; | |
90 | ||
98274f07 | 91 | #define SNDRV_HDSPM_IOCTL_GET_VERSION _IOR('H', 0x43, struct hdspm_version) |
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92 | |
93 | ||
94 | /* ------------- get Matrix Mixer IOCTL --------------- */ | |
95 | ||
96 | /* MADI mixer: 64inputs+64playback in 64outputs = 8192 => *4Byte = 32768 Bytes */ | |
97 | ||
98 | /* organisation is 64 channelfader in a continous memory block */ | |
99 | /* equivalent to hardware definition, maybe for future feature of mmap of them */ | |
100 | /* each of 64 outputs has 64 infader and 64 outfader: | |
101 | Ins to Outs mixer[out].in[in], Outstreams to Outs mixer[out].pb[pb] */ | |
102 | ||
103 | #define HDSPM_MIXER_CHANNELS HDSPM_MAX_CHANNELS | |
104 | ||
98274f07 | 105 | struct hdspm_channelfader { |
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106 | unsigned int in[HDSPM_MIXER_CHANNELS]; |
107 | unsigned int pb[HDSPM_MIXER_CHANNELS]; | |
108 | }; | |
109 | ||
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110 | struct hdspm_mixer { |
111 | struct hdspm_channelfader ch[HDSPM_MIXER_CHANNELS]; | |
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112 | }; |
113 | ||
98274f07 TI |
114 | struct hdspm_mixer_ioctl { |
115 | struct hdspm_mixer *mixer; | |
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116 | }; |
117 | ||
118 | /* use indirect access due to the limit of ioctl bit size */ | |
98274f07 TI |
119 | #define SNDRV_HDSPM_IOCTL_GET_MIXER _IOR('H', 0x44, struct hdspm_mixer_ioctl) |
120 | ||
121 | /* typedefs for compatibility to user-space */ | |
122 | typedef struct hdspm_peak_rms hdspm_peak_rms_t; | |
123 | typedef struct hdspm_config_info hdspm_config_info_t; | |
124 | typedef struct hdspm_version hdspm_version_t; | |
125 | typedef struct hdspm_channelfader snd_hdspm_channelfader_t; | |
126 | typedef struct hdspm_mixer hdspm_mixer_t; | |
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127 | |
128 | #endif /* __SOUND_HDSPM_H */ |