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      1 /* $NetBSD: radioio.h,v 1.3 2015/09/06 06:01:02 dholland Exp $ */
      2 /* $OpenBSD: radioio.h,v 1.2 2001/12/05 10:27:05 mickey Exp $ */
      3 /* $RuOBSD: radioio.h,v 1.4 2001/10/18 16:51:36 pva Exp $ */
      4 
      5 /*
      6  * Copyright (c) 2001 Maxim Tsyplakov <tm (at) oganer.net>,
      7  *                    Vladimir Popov <jumbo (at) narod.ru>
      8  * All rights reserved.
      9  *
     10  * Redistribution and use in source and binary forms, with or without
     11  * modification, are permitted provided that the following conditions
     12  * are met:
     13  * 1. Redistributions of source code must retain the above copyright
     14  *    notice, this list of conditions and the following disclaimer.
     15  * 2. Redistributions in binary form must reproduce the above copyright
     16  *    notice, this list of conditions and the following disclaimer in the
     17  *    documentation and/or other materials provided with the distribution.
     18  *
     19  * THIS SOFTWARE IS PROVIDED BY THE AUTHORS ``AS IS'' AND ANY EXPRESS OR
     20  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
     21  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
     22  * IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR ANY DIRECT, INDIRECT,
     23  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
     24  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
     25  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
     26  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
     27  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
     28  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     29  */
     30 
     31 #ifndef _SYS_RADIOIO_H_
     32 #define _SYS_RADIOIO_H_
     33 
     34 #include <sys/param.h>
     35 #include <sys/ioccom.h>
     36 
     37 #define MIN_FM_FREQ	87500
     38 #define MAX_FM_FREQ	108000
     39 
     40 #define IF_FREQ	10700
     41 
     42 struct radio_info {
     43 	int	mute;
     44 	int	volume;
     45 	int	stereo;
     46 	int	rfreq;	/* reference frequency */
     47 	int	lock;	/* locking field strength during an automatic search */
     48 	uint32_t	freq;	/* in kHz */
     49 	uint32_t	caps;	/* card capabilities */
     50 #define RADIO_CAPS_DETECT_STEREO	(1<<0)
     51 #define RADIO_CAPS_DETECT_SIGNAL	(1<<1)
     52 #define RADIO_CAPS_SET_MONO		(1<<2)
     53 #define RADIO_CAPS_HW_SEARCH		(1<<3)
     54 #define RADIO_CAPS_HW_AFC		(1<<4)
     55 #define RADIO_CAPS_REFERENCE_FREQ	(1<<5)
     56 #define RADIO_CAPS_LOCK_SENSITIVITY	(1<<6)
     57 #define RADIO_CAPS_RESERVED1		(1<<7)
     58 #define RADIO_CAPS_RESERVED2		(0xFF<<8)
     59 #define RADIO_CARD_TYPE			(0xFF<<16)
     60 	uint32_t	info;
     61 #define RADIO_INFO_STEREO		(1<<0)
     62 #define RADIO_INFO_SIGNAL		(1<<1)
     63 };
     64 
     65 /* Radio device operations */
     66 #define RIOCGINFO	_IOR('R', 21, struct radio_info) /* get info */
     67 #define RIOCSINFO	_IOWR('R', 22, struct radio_info) /* set info */
     68 #define RIOCSSRCH	_IOW('R', 23, int) /* search up/down */
     69 
     70 #endif /* _SYS_RADIOIO_H_ */
     71