ef5fa1a49f
Fix codes to follow more to the standard kernel coding style. Signed-off-by: Takashi Iwai <tiwai@suse.de> Signed-off-by: Jaroslav Kysela <perex@suse.cz>
134 lines
4 KiB
C
134 lines
4 KiB
C
#ifndef __SOUND_HDSPM_H
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#define __SOUND_HDSPM_H
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/*
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* Copyright (C) 2003 Winfried Ritsch (IEM)
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* based on hdsp.h from Thomas Charbonnel (thomas@undata.org)
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*
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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*/
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/* Maximum channels is 64 even on 56Mode you have 64playbacks to matrix */
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#define HDSPM_MAX_CHANNELS 64
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/* -------------------- IOCTL Peak/RMS Meters -------------------- */
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/* peam rms level structure like we get from hardware
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maybe in future we can memory map it so I just copy it
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to user on ioctl call now an dont change anything
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rms are made out of low and high values
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where (long) ????_rms = (????_rms_l >> 8) + ((????_rms_h & 0xFFFFFF00)<<24)
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(i asume so from the code)
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*/
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struct hdspm_peak_rms {
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unsigned int level_offset[1024];
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unsigned int input_peak[64];
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unsigned int playback_peak[64];
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unsigned int output_peak[64];
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unsigned int xxx_peak[64]; /* not used */
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unsigned int reserved[256]; /* not used */
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unsigned int input_rms_l[64];
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unsigned int playback_rms_l[64];
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unsigned int output_rms_l[64];
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unsigned int xxx_rms_l[64]; /* not used */
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unsigned int input_rms_h[64];
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unsigned int playback_rms_h[64];
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unsigned int output_rms_h[64];
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unsigned int xxx_rms_h[64]; /* not used */
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};
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struct hdspm_peak_rms_ioctl {
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struct hdspm_peak_rms *peak;
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};
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/* use indirect access due to the limit of ioctl bit size */
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#define SNDRV_HDSPM_IOCTL_GET_PEAK_RMS \
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_IOR('H', 0x40, struct hdspm_peak_rms_ioctl)
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/* ------------ CONFIG block IOCTL ---------------------- */
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struct hdspm_config_info {
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unsigned char pref_sync_ref;
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unsigned char wordclock_sync_check;
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unsigned char madi_sync_check;
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unsigned int system_sample_rate;
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unsigned int autosync_sample_rate;
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unsigned char system_clock_mode;
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unsigned char clock_source;
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unsigned char autosync_ref;
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unsigned char line_out;
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unsigned int passthru;
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unsigned int analog_out;
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};
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#define SNDRV_HDSPM_IOCTL_GET_CONFIG_INFO \
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_IOR('H', 0x41, struct hdspm_config_info)
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/* get Soundcard Version */
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struct hdspm_version {
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unsigned short firmware_rev;
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};
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#define SNDRV_HDSPM_IOCTL_GET_VERSION _IOR('H', 0x43, struct hdspm_version)
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/* ------------- get Matrix Mixer IOCTL --------------- */
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/* MADI mixer: 64inputs+64playback in 64outputs = 8192 => *4Byte =
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* 32768 Bytes
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*/
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/* organisation is 64 channelfader in a continous memory block */
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/* equivalent to hardware definition, maybe for future feature of mmap of
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* them
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*/
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/* each of 64 outputs has 64 infader and 64 outfader:
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Ins to Outs mixer[out].in[in], Outstreams to Outs mixer[out].pb[pb] */
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#define HDSPM_MIXER_CHANNELS HDSPM_MAX_CHANNELS
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struct hdspm_channelfader {
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unsigned int in[HDSPM_MIXER_CHANNELS];
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unsigned int pb[HDSPM_MIXER_CHANNELS];
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};
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struct hdspm_mixer {
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struct hdspm_channelfader ch[HDSPM_MIXER_CHANNELS];
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};
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struct hdspm_mixer_ioctl {
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struct hdspm_mixer *mixer;
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};
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/* use indirect access due to the limit of ioctl bit size */
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#define SNDRV_HDSPM_IOCTL_GET_MIXER _IOR('H', 0x44, struct hdspm_mixer_ioctl)
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/* typedefs for compatibility to user-space */
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typedef struct hdspm_peak_rms hdspm_peak_rms_t;
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typedef struct hdspm_config_info hdspm_config_info_t;
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typedef struct hdspm_version hdspm_version_t;
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typedef struct hdspm_channelfader snd_hdspm_channelfader_t;
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typedef struct hdspm_mixer hdspm_mixer_t;
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#endif /* __SOUND_HDSPM_H */
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