1 | /* $SourceForge: bktr_tuner.h,v 1.3 2003/03/11 23:11:28 thomasklausner Exp $ */ |
2 | |
3 | /* $NetBSD: bktr_tuner.h,v 1.2 2003/03/12 00:14:41 wiz Exp $ */ |
4 | /* $FreeBSD: src/sys/dev/bktr/bktr_tuner.h,v 1.1 1999/09/26 22:06:20 roger Exp$ */ |
5 | |
6 | /* |
7 | * This is part of the Driver for Video Capture Cards (Frame grabbers) |
8 | * and TV Tuner cards using the Brooktree Bt848, Bt848A, Bt849A, Bt878, Bt879 |
9 | * chipset. |
10 | * Copyright Roger Hardiman and Amancio Hasty. |
11 | * |
12 | * bktr_tuner : This deals with controlling the tuner fitted to TV cards. |
13 | * |
14 | */ |
15 | |
16 | /* |
17 | * 1. Redistributions of source code must retain the |
18 | * Copyright (c) 1997 Amancio Hasty, 1999 Roger Hardiman |
19 | * All rights reserved. |
20 | * |
21 | * Redistribution and use in source and binary forms, with or without |
22 | * modification, are permitted provided that the following conditions |
23 | * are met: |
24 | * 1. Redistributions of source code must retain the above copyright |
25 | * notice, this list of conditions and the following disclaimer. |
26 | * 2. Redistributions in binary form must reproduce the above copyright |
27 | * notice, this list of conditions and the following disclaimer in the |
28 | * documentation and/or other materials provided with the distribution. |
29 | * 3. All advertising materials mentioning features or use of this software |
30 | * must display the following acknowledgement: |
31 | * This product includes software developed by Amancio Hasty and |
32 | * Roger Hardiman |
33 | * 4. The name of the author may not be used to endorse or promote products |
34 | * derived from this software without specific prior written permission. |
35 | * |
36 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR |
37 | * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED |
38 | * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE |
39 | * DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, |
40 | * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES |
41 | * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR |
42 | * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) |
43 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, |
44 | * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN |
45 | * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE |
46 | * POSSIBILITY OF SUCH DAMAGE. |
47 | */ |
48 | |
49 | /* Definitions for Tuners */ |
50 | |
51 | #define NO_TUNER 0 |
52 | #define TEMIC_NTSC 1 |
53 | #define TEMIC_PAL 2 |
54 | #define TEMIC_SECAM 3 |
55 | #define PHILIPS_NTSC 4 |
56 | #define PHILIPS_PAL 5 |
57 | #define PHILIPS_SECAM 6 |
58 | #define TEMIC_PALI 7 |
59 | #define PHILIPS_PALI 8 |
60 | #define PHILIPS_FR1236_NTSC 9 /* These have FM radio support */ |
61 | #define PHILIPS_FR1216_PAL 10 /* These have FM radio support */ |
62 | #define PHILIPS_FR1236_SECAM 11 /* These have FM radio support */ |
63 | #define ALPS_TSCH5 12 |
64 | #define ALPS_TSBH1 13 |
65 | #define Bt848_MAX_TUNER 14 |
66 | |
67 | /* experimental code for Automatic Frequency Control */ |
68 | #define TUNER_AFC |
69 | |
70 | /* |
71 | * Fill in the tuner entries in the bktr_softc based on the selected tuner |
72 | * type (from the list of tuners above) |
73 | */ |
74 | void select_tuner(bktr_ptr_t bktr, int tuner_type); |
75 | |
76 | |
77 | /* |
78 | * The Channel Set maps TV channels eg Ch 36, Ch 51, onto frequencies |
79 | * and is country specific. |
80 | */ |
81 | int tuner_getchnlset(struct bktr_chnlset *chnlset); |
82 | |
83 | /* |
84 | * tv_channel sets the tuner to channel 'n' using the current Channel Set |
85 | * tv_freq sets the tuner to a specific frequency for TV or for FM Radio |
86 | * get_tuner_status can be used to get the signal strength. |
87 | */ |
88 | #define TV_FREQUENCY 0 |
89 | #define FM_RADIO_FREQUENCY 1 |
90 | int tv_channel(bktr_ptr_t bktr, int channel); |
91 | int tv_freq(bktr_ptr_t bktr, int frequency, int type); |
92 | int get_tuner_status(bktr_ptr_t bktr); |
93 | |
94 | #if defined(TUNER_AFC) |
95 | int do_afc(bktr_ptr_t bktr, int addr, int frequency); |
96 | #endif /* TUNER_AFC */ |
97 | |
98 | |
99 | /* |
100 | * This is for start-up convenience only, NOT mandatory. |
101 | */ |
102 | #if !defined(DEFAULT_CHNLSET) |
103 | #define DEFAULT_CHNLSET CHNLSET_WEUROPE |
104 | #endif |
105 | |
106 | |
107 | |