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- /*
- * Driver for Digigram pcxhr compatible soundcards
- *
- * low level interface with interrupt ans message handling
- *
- * Copyright (c) 2004 by Digigram <alsa@digigram.com>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
- */
- #ifndef __SOUND_PCXHR_MIX22_H
- #define __SOUND_PCXHR_MIX22_H
- struct pcxhr_mgr;
- int hr222_sub_init(struct pcxhr_mgr *mgr);
- int hr222_sub_set_clock(struct pcxhr_mgr *mgr, unsigned int rate,
- int *changed);
- int hr222_get_external_clock(struct pcxhr_mgr *mgr,
- enum pcxhr_clock_type clock_type,
- int *sample_rate);
- int hr222_read_gpio(struct pcxhr_mgr *mgr, int is_gpi, int *value);
- int hr222_write_gpo(struct pcxhr_mgr *mgr, int value);
- int hr222_manage_timecode(struct pcxhr_mgr *mgr, int enable);
- #define HR222_LINE_PLAYBACK_LEVEL_MIN 0 /* -25.5 dB */
- #define HR222_LINE_PLAYBACK_ZERO_LEVEL 51 /* 0.0 dB */
- #define HR222_LINE_PLAYBACK_LEVEL_MAX 99 /* +24.0 dB */
- #define HR222_LINE_CAPTURE_LEVEL_MIN 0 /* -111.5 dB */
- #define HR222_LINE_CAPTURE_ZERO_LEVEL 223 /* 0.0 dB */
- #define HR222_LINE_CAPTURE_LEVEL_MAX 255 /* +16 dB */
- #define HR222_MICRO_CAPTURE_LEVEL_MIN 0 /* -98.5 dB */
- #define HR222_MICRO_CAPTURE_LEVEL_MAX 210 /* +6.5 dB */
- int hr222_update_analog_audio_level(struct snd_pcxhr *chip,
- int is_capture,
- int channel);
- int hr222_set_audio_source(struct snd_pcxhr *chip);
- int hr222_iec958_capture_byte(struct snd_pcxhr *chip, int aes_idx,
- unsigned char *aes_bits);
- int hr222_iec958_update_byte(struct snd_pcxhr *chip, int aes_idx,
- unsigned char aes_bits);
- int hr222_add_mic_controls(struct snd_pcxhr *chip);
- #endif /* __SOUND_PCXHR_MIX22_H */
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