/* $NetBSD: ics2101var.h,v 1.9 2008/04/28 20:23:52 martin Exp $ */

/*-
* Copyright (c) 1996 The NetBSD Foundation, Inc.
* All rights reserved.
*
* This code is derived from software contributed to The NetBSD Foundation
* by Ken Hornstein and John Kohl.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
*    notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
*    notice, this list of conditions and the following disclaimer in the
*    documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*/

#define ICSMIX_LEFT             0               /* Value for left channel */
#define ICSMIX_RIGHT            1               /* Value for right channel */

struct ics2101_softc {
       bus_space_tag_t sc_iot;         /* tag */
       bus_space_handle_t sc_selio_ioh;
       bus_space_handle_t sc_dataio_ioh;
       u_short sc_selio;               /* select I/O address */
       u_short sc_dataio;              /* data I/O address */
       int sc_flags;                   /* Various flags */
#define ICS_FLIP        0x01            /* flip channels */
       u_char sc_setting[ICSMIX_CHAN_5+1][2]; /* current settings */
       u_char sc_mute[ICSMIX_CHAN_5+1][2];/* muted? */
};

void ics2101_mix_attenuate(struct ics2101_softc *, u_int, u_int, u_int);
void ics2101_mix_mute(struct ics2101_softc *, u_int, u_int, u_int);