sys/dev/pci/bktr/bktr_audio.h

   1 /* $SourceForge: bktr_audio.h,v 1.4 2003/03/11 23:11:21 thomasklausner Exp $ */
   2
   3 /*      $NetBSD: bktr_audio.h,v 1.2.2.3 2004/09/21 13:32:19 skrll Exp $ */
   4 /* $FreeBSD: src/sys/dev/bktr/bktr_audio.h,v 1.2 1999/10/28 13:58:14 roger Exp$ */
   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_audio : This deals with controlling the audio on TV cards,
  13  *                controlling the Audio Multiplexer (audio source selector).
  14  *                controlling any MSP34xx stereo audio decoders.
  15  *                controlling any DPL35xx dolby surround sound audio decoders.
  16  *                initialising TDA98xx audio devices.
  17  *
  18  */
  19
  20 /*
  21  * 1. Redistributions of source code must retain the
  22  * Copyright (c) 1997 Amancio Hasty, 1999 Roger Hardiman
  23  * All rights reserved.
  24  *
  25  * Redistribution and use in source and binary forms, with or without
  26  * modification, are permitted provided that the following conditions
  27  * are met:
  28  * 1. Redistributions of source code must retain the above copyright
  29  *    notice, this list of conditions and the following disclaimer.
  30  * 2. Redistributions in binary form must reproduce the above copyright
  31  *    notice, this list of conditions and the following disclaimer in the
  32  *    documentation and/or other materials provided with the distribution.
  33  * 3. All advertising materials mentioning features or use of this software
  34  *    must display the following acknowledgement:
  35  *      This product includes software developed by Amancio Hasty and
  36  *      Roger Hardiman
  37  * 4. The name of the author may not be used to endorse or promote products
  38  *    derived from this software without specific prior written permission.
  39  *
  40  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
  41  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
  42  * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
  43  * DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT,
  44  * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
  45  * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
  46  * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  47  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
  48  * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
  49  * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
  50  * POSSIBILITY OF SUCH DAMAGE.
  51  */
  52
  53 /*
  54  * Select Audio source, and allow muting
  55  */
  56 int     set_audio(bktr_ptr_t bktr, int mode);
  57 void    temp_mute(bktr_ptr_t bktr, int flag);
  58
  59
  60 /*
  61  * Initialise any MSP or TDA devices
  62  */
  63 void    init_audio_devices(bktr_ptr_t bktr);
  64
  65
  66 /*
  67  * MSP34xx Audio Chip functions.
  68  */
  69 void    msp_autodetect(bktr_ptr_t bktr);
  70 void    msp_read_id(bktr_ptr_t bktr);
  71
  72
  73 /*
  74  * DPL35xx Audio Chip functions.
  75  */
  76 void    dpl_autodetect(bktr_ptr_t bktr);
  77 void    dpl_read_id(bktr_ptr_t bktr);
  78
  79
  80 /*
  81  * TDA98xx Audio Chip functions.
  82  */
  83 void    init_BTSC(bktr_ptr_t bktr);
  84 int     set_BTSC(bktr_ptr_t bktr, int control);
  85
  86
  87