1/* $FreeBSD: releng/10.3/sys/dev/bktr/bktr_tuner.h 152375 2005-11-13 13:26:37Z netchild $ */
2
3/*
4 * This is part of the Driver for Video Capture Cards (Frame grabbers)
5 * and TV Tuner cards using the Brooktree Bt848, Bt848A, Bt849A, Bt878, Bt879
6 * chipset.
7 * Copyright Roger Hardiman and Amancio Hasty.
8 *
9 * bktr_tuner : This deals with controlling the tuner fitted to TV cards.
10 *
11 */
12
13/*-
14 * 1. Redistributions of source code must retain the
15 * Copyright (c) 1997 Amancio Hasty, 1999 Roger Hardiman
16 * All rights reserved.
17 *
18 * Redistribution and use in source and binary forms, with or without
19 * modification, are permitted provided that the following conditions
20 * are met:
21 * 1. Redistributions of source code must retain the above copyright
22 *    notice, this list of conditions and the following disclaimer.
23 * 2. Redistributions in binary form must reproduce the above copyright
24 *    notice, this list of conditions and the following disclaimer in the
25 *    documentation and/or other materials provided with the distribution.
26 * 3. All advertising materials mentioning features or use of this software
27 *    must display the following acknowledgement:
28 *      This product includes software developed by Amancio Hasty and
29 *      Roger Hardiman
30 * 4. The name of the author may not be used to endorse or promote products
31 *    derived from this software without specific prior written permission.
32 *
33 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
34 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
35 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
36 * DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT,
37 * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
38 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
39 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
40 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
41 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
42 * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
43 * POSSIBILITY OF SUCH DAMAGE.
44 */
45
46/* Definitions for Tuners */
47
48#define NO_TUNER		0
49#define TEMIC_NTSC		1
50#define TEMIC_PAL		2
51#define TEMIC_SECAM		3
52#define PHILIPS_NTSC		4
53#define PHILIPS_PAL		5
54#define PHILIPS_SECAM		6
55#define TEMIC_PALI		7
56#define PHILIPS_PALI		8
57#define PHILIPS_FR1236_NTSC	9	/* These have FM radio support */
58#define PHILIPS_FR1216_PAL	10	/* These have FM radio support */
59#define PHILIPS_FR1236_SECAM	11	/* These have FM radio support */
60#define ALPS_TSCH5		12
61#define ALPS_TSBH1		13
62#define TUNER_MT2032		14
63#define	LG_TPI8PSB12P_PAL	15
64#define Bt848_MAX_TUNER		16
65
66/* experimental code for Automatic Frequency Control */
67#define TUNER_AFC
68
69/*
70 * Fill in the tuner entries in the bktr_softc based on the selected tuner
71 * type (from the list of tuners above)
72 */
73void	select_tuner( bktr_ptr_t bktr, int tuner_type );
74
75/*
76 * The Channel Set maps TV channels eg Ch 36, Ch 51, onto frequencies
77 * and is country specific.
78 */
79int	tuner_getchnlset( struct bktr_chnlset *chnlset );
80
81/*
82 * tv_channel sets the tuner to channel 'n' using the current Channel Set
83 * tv_freq sets the tuner to a specific frequency for TV or for FM Radio
84 * get_tuner_status can be used to get the signal strength.
85 */
86#define TV_FREQUENCY       0
87#define FM_RADIO_FREQUENCY 1
88int	tv_channel( bktr_ptr_t bktr, int channel );
89int	tv_freq( bktr_ptr_t bktr, int frequency, int type );
90int	get_tuner_status( bktr_ptr_t bktr );
91
92#if defined( TUNER_AFC )
93int	do_afc( bktr_ptr_t bktr, int addr, int frequency );
94#endif /* TUNER_AFC */
95
96int mt2032_init(bktr_ptr_t bktr);
97
98/*
99 * This is for start-up convenience only, NOT mandatory.
100 */
101#if !defined( DEFAULT_CHNLSET )
102#define DEFAULT_CHNLSET CHNLSET_WEUROPE
103#endif
104
105