Annotation of sys/dev/pci/bktr/bktr_audio.h, Revision 1.1
1.1 ! nbrk 1: /* $OpenBSD: bktr_audio.h,v 1.2 2004/03/19 09:14:15 mickey Exp $ */
! 2: /* $FreeBSD: src/sys/dev/bktr/bktr_audio.h,v 1.2 1999/10/28 13:58:14 roger 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_audio : This deals with controlling the audio on TV cards,
! 11: * controlling the Audio Multiplexer (audio source selector).
! 12: * controlling any MSP34xx stereo audio decoders.
! 13: * controlling any DPL35xx dolby surround sound audio decoders.
! 14: * initialising TDA98xx audio devices.
! 15: *
! 16: */
! 17:
! 18: /*
! 19: * 1. Redistributions of source code must retain the
! 20: * Copyright (c) 1997 Amancio Hasty, 1999 Roger Hardiman
! 21: * All rights reserved.
! 22: *
! 23: * Redistribution and use in source and binary forms, with or without
! 24: * modification, are permitted provided that the following conditions
! 25: * are met:
! 26: * 1. Redistributions of source code must retain the above copyright
! 27: * notice, this list of conditions and the following disclaimer.
! 28: * 2. Redistributions in binary form must reproduce the above copyright
! 29: * notice, this list of conditions and the following disclaimer in the
! 30: * documentation and/or other materials provided with the distribution.
! 31: * 3. All advertising materials mentioning features or use of this software
! 32: * must display the following acknowledgement:
! 33: * This product includes software developed by Amancio Hasty and
! 34: * Roger Hardiman
! 35: * 4. The name of the author may not be used to endorse or promote products
! 36: * derived from this software without specific prior written permission.
! 37: *
! 38: * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
! 39: * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
! 40: * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
! 41: * DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT,
! 42: * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
! 43: * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
! 44: * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
! 45: * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
! 46: * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
! 47: * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
! 48: * POSSIBILITY OF SUCH DAMAGE.
! 49: */
! 50:
! 51: /*
! 52: * Select Audio source, and allow muting
! 53: */
! 54: int set_audio( bktr_ptr_t bktr, int mode );
! 55: void temp_mute( bktr_ptr_t bktr, int flag );
! 56:
! 57:
! 58: /*
! 59: * Initialise any MSP or TDA devices
! 60: */
! 61: void init_audio_devices( bktr_ptr_t bktr );
! 62:
! 63:
! 64: /*
! 65: * MSP34xx Audio Chip functions.
! 66: */
! 67: void msp_autodetect( bktr_ptr_t bktr );
! 68: void msp_read_id( bktr_ptr_t bktr );
! 69:
! 70:
! 71: /*
! 72: * DPL35xx Audio Chip functions.
! 73: */
! 74: void dpl_autodetect( bktr_ptr_t bktr );
! 75: void dpl_read_id( bktr_ptr_t bktr );
! 76:
! 77:
! 78: /*
! 79: * TDA98xx Audio Chip functions.
! 80: */
! 81: void init_BTSC( bktr_ptr_t bktr );
! 82: int set_BTSC( bktr_ptr_t bktr, int control );
! 83:
! 84:
! 85:
CVSweb