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1a59d1b8e0
Based on 1 normalized pattern(s): 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 extracted by the scancode license scanner the SPDX license identifier GPL-2.0-or-later has been chosen to replace the boilerplate/reference in 1334 file(s). Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Reviewed-by: Allison Randal <allison@lohutok.net> Reviewed-by: Richard Fontana <rfontana@redhat.com> Cc: linux-spdx@vger.kernel.org Link: https://lkml.kernel.org/r/20190527070033.113240726@linutronix.de Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
48 lines
1.6 KiB
C
48 lines
1.6 KiB
C
/* SPDX-License-Identifier: GPL-2.0-or-later */
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/*
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* Driver for Digigram pcxhr compatible soundcards
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*
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* low level interface with interrupt ans message handling
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*
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* Copyright (c) 2004 by Digigram <alsa@digigram.com>
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*/
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#ifndef __SOUND_PCXHR_MIX22_H
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#define __SOUND_PCXHR_MIX22_H
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struct pcxhr_mgr;
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int hr222_sub_init(struct pcxhr_mgr *mgr);
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int hr222_sub_set_clock(struct pcxhr_mgr *mgr, unsigned int rate,
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int *changed);
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int hr222_get_external_clock(struct pcxhr_mgr *mgr,
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enum pcxhr_clock_type clock_type,
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int *sample_rate);
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int hr222_read_gpio(struct pcxhr_mgr *mgr, int is_gpi, int *value);
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int hr222_write_gpo(struct pcxhr_mgr *mgr, int value);
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int hr222_manage_timecode(struct pcxhr_mgr *mgr, int enable);
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#define HR222_LINE_PLAYBACK_LEVEL_MIN 0 /* -25.5 dB */
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#define HR222_LINE_PLAYBACK_ZERO_LEVEL 51 /* 0.0 dB */
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#define HR222_LINE_PLAYBACK_LEVEL_MAX 99 /* +24.0 dB */
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#define HR222_LINE_CAPTURE_LEVEL_MIN 0 /* -111.5 dB */
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#define HR222_LINE_CAPTURE_ZERO_LEVEL 223 /* 0.0 dB */
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#define HR222_LINE_CAPTURE_LEVEL_MAX 255 /* +16 dB */
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#define HR222_MICRO_CAPTURE_LEVEL_MIN 0 /* -98.5 dB */
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#define HR222_MICRO_CAPTURE_LEVEL_MAX 210 /* +6.5 dB */
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int hr222_update_analog_audio_level(struct snd_pcxhr *chip,
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int is_capture,
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int channel);
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int hr222_set_audio_source(struct snd_pcxhr *chip);
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int hr222_iec958_capture_byte(struct snd_pcxhr *chip, int aes_idx,
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unsigned char *aes_bits);
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int hr222_iec958_update_byte(struct snd_pcxhr *chip, int aes_idx,
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unsigned char aes_bits);
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int hr222_add_mic_controls(struct snd_pcxhr *chip);
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#endif /* __SOUND_PCXHR_MIX22_H */
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