76 lines
2.5 KiB
C
76 lines
2.5 KiB
C
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/***************************************************************************
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* __________ __ ___.
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* Open \______ \ ____ ____ | | _\_ |__ _______ ___
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* Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
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* Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
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* Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
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* \/ \/ \/ \/ \/
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* $Id: ipod_remote_tuner.h
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* Tuner header for the ipod remote tuner and others remote tuners
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*
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* Copyright (C) 2009 Laurent Gautier
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
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* KIND, either express or implied.
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*
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****************************************************************************/
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#ifndef _IPOD_REMOTE_TUNER_H_
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#define _IPOD_REMOTE_TUNER_H_
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#define HAVE_RADIO_REGION
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#define TIMEOUT_VALUE 20
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extern int radio_present;
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extern int tuner_frequency;
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extern int tuner_signal_power;
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extern int radio_tuned;
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/* update tuner state: plugged or unplugged when in radio mode */
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extern void rmt_tuner_region(int region);
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extern void rmt_tuner_set_freq(int curr_freq);
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extern void rmt_tuner_freq(void);
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extern void rmt_tuner_scan(int direction);
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/* tuner mode state: ON or OFF */
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extern void rmt_tuner_sleep(int state);
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/* parameters are stereo/mono, deemphasis, delta freq... */
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extern void rmt_tuner_set_param(unsigned char tuner_param);
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extern void rmt_tuner_mute(int value);
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extern void rmt_tuner_signal_power(unsigned char value);
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extern void rmt_tuner_rds_data(void);
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struct rmt_tuner_region_data
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{
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/* 0: 50us, 1: 75us */
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unsigned char deemphasis;
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/* 0: europe, 1: japan (BL in TEA spec)*/
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unsigned char band;
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/* 0: us/australia (200kHz), 1: europe/japan (100kHz), 2: (50kHz) */
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unsigned char spacing;
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} __attribute__((packed));
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extern const struct rmt_tuner_region_data
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rmt_tuner_region_data[TUNER_NUM_REGIONS];
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int ipod_rmt_tuner_set(int setting, int value);
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int ipod_rmt_tuner_get(int setting);
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char* ipod_get_rds_info(int setting);
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#ifndef CONFIG_TUNER_MULTI
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#define tuner_set ipod_rmt_tuner_set
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#define tuner_get ipod_rmt_tuner_get
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#define tuner_get_rds_info ipod_get_rds_info
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#endif
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#endif /* _IPOD_REMOTE_TUNER_H_ */
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