1 /* $FreeBSD: src/sys/dev/bktr/bktr_tuner.h,v 1.7 2005/11/13 13:26:37 netchild Exp $ */ 2 /* $DragonFly: src/sys/dev/video/bktr/bktr_tuner.h,v 1.5 2007/10/03 19:27:08 swildner Exp $ */ 3 4 /* 5 * This is part of the Driver for Video Capture Cards (Frame grabbers) 6 * and TV Tuner cards using the Brooktree Bt848, Bt848A, Bt849A, Bt878, Bt879 7 * chipset. 8 * Copyright Roger Hardiman and Amancio Hasty. 9 * 10 * bktr_tuner : This deals with controlling the tuner fitted to TV cards. 11 * 12 */ 13 14 /*- 15 * 1. Redistributions of source code must retain the 16 * Copyright (c) 1997 Amancio Hasty, 1999 Roger Hardiman 17 * All rights reserved. 18 * 19 * Redistribution and use in source and binary forms, with or without 20 * modification, are permitted provided that the following conditions 21 * are met: 22 * 1. Redistributions of source code must retain the above copyright 23 * notice, this list of conditions and the following disclaimer. 24 * 2. Redistributions in binary form must reproduce the above copyright 25 * notice, this list of conditions and the following disclaimer in the 26 * documentation and/or other materials provided with the distribution. 27 * 3. All advertising materials mentioning features or use of this software 28 * must display the following acknowledgement: 29 * This product includes software developed by Amancio Hasty and 30 * Roger Hardiman 31 * 4. The name of the author may not be used to endorse or promote products 32 * derived from this software without specific prior written permission. 33 * 34 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 35 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED 36 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE 37 * DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, 38 * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES 39 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR 40 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 41 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, 42 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN 43 * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 44 * POSSIBILITY OF SUCH DAMAGE. 45 */ 46 47 /* Definitions for Tuners */ 48 49 #define NO_TUNER 0 50 #define TEMIC_NTSC 1 51 #define TEMIC_PAL 2 52 #define TEMIC_SECAM 3 53 #define PHILIPS_NTSC 4 54 #define PHILIPS_PAL 5 55 #define PHILIPS_SECAM 6 56 #define TEMIC_PALI 7 57 #define PHILIPS_PALI 8 58 #define PHILIPS_FR1236_NTSC 9 /* These have FM radio support */ 59 #define PHILIPS_FR1216_PAL 10 /* These have FM radio support */ 60 #define PHILIPS_FR1236_SECAM 11 /* These have FM radio support */ 61 #define ALPS_TSCH5 12 62 #define ALPS_TSBH1 13 63 #define TUNER_MT2032 14 64 #define LG_TPI8PSB12P_PAL 15 65 #define Bt848_MAX_TUNER 16 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 * The Channel Set maps TV channels eg Ch 36, Ch 51, onto frequencies 78 * and is country specific. 79 */ 80 int tuner_getchnlset( struct bktr_chnlset *chnlset ); 81 82 /* 83 * tv_channel sets the tuner to channel 'n' using the current Channel Set 84 * tv_freq sets the tuner to a specific frequency for TV or for FM Radio 85 * get_tuner_status can be used to get the signal strength. 86 */ 87 #define TV_FREQUENCY 0 88 #define FM_RADIO_FREQUENCY 1 89 int tv_channel( bktr_ptr_t bktr, int channel ); 90 int tv_freq( bktr_ptr_t bktr, int frequency, int type ); 91 int get_tuner_status( bktr_ptr_t bktr ); 92 93 #if defined( TUNER_AFC ) 94 int do_afc( bktr_ptr_t bktr, int addr, int frequency ); 95 #endif /* TUNER_AFC */ 96 97 int mt2032_init(bktr_ptr_t bktr); 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