/*      $NetBSD: ymvar.h,v 1.13 2011/11/23 23:07:33 jmcneill Exp $      */

/*-
* Copyright (c) 1999-2000, 2002, 2008 The NetBSD Foundation, Inc.
* All rights reserved.
*
* This code is derived from software contributed to The NetBSD Foundation
* by ITOH Yasufumi.
*
* 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.
*/

/*
* Copyright (c) 1994 John Brezak
* Copyright (c) 1991-1993 Regents of the University of California.
* All rights reserved.
*
* 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.
* 3. All advertising materials mentioning features or use of this software
*    must display the following acknowledgement:
*      This product includes software developed by the Computer Systems
*      Engineering Group at Lawrence Berkeley Laboratory.
* 4. Neither the name of the University nor of the Laboratory may be used
*    to endorse or promote products derived from this software without
*    specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE REGENTS 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 REGENTS 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.
*
*/

#include <sys/callout.h>

/*
*  Original code from OpenBSD.
*/

/*
* Mixer devices
*/
#define YM_DAC_LVL              0       /* inputs.dac */
#define YM_MIDI_LVL             1       /* inputs.midi */
#define YM_CD_LVL               2       /* inputs.cd */
#define YM_LINE_LVL             3       /* inputs.line */
#define YM_SPEAKER_LVL          4       /* inputs.speaker */
#define YM_MIC_LVL              5       /* inputs.mic */
#define YM_MONITOR_LVL          6       /* monitor.monitor */
#define YM_DAC_MUTE             7       /* inputs.dac.mute */
#define YM_MIDI_MUTE            8       /* inputs.midi.mute */
#define YM_CD_MUTE              9       /* inputs.cd.mute */
#define YM_LINE_MUTE            10      /* inputs.line.mute */
#define YM_SPEAKER_MUTE         11      /* inputs.speaker.mute */
#define YM_MIC_MUTE             12      /* inputs.mic.mute */
#define YM_MONITOR_MUTE         13      /* monitor.monitor.mute */

#define YM_REC_LVL              14      /* record.record */
#define YM_RECORD_SOURCE        15      /* record.record.source */

#define YM_OUTPUT_LVL           16      /* outputs.master */
#define YM_OUTPUT_MUTE          17      /* outputs.master.mute */

#ifndef AUDIO_NO_POWER_CTL
#define YM_PWR_MODE             18      /* power.save */
#define YM_PWR_TIMEOUT          19      /* power.save.timeout */
#endif

/* Classes - don't change this without looking at mixer_classes array */
#ifdef AUDIO_NO_POWER_CTL
#define YM_CLASS_TOP            18
#else
#define YM_CLASS_TOP            20
#endif
#define YM_INPUT_CLASS          (YM_CLASS_TOP + 0)
#define YM_RECORD_CLASS         (YM_CLASS_TOP + 1)
#define YM_OUTPUT_CLASS         (YM_CLASS_TOP + 2)
#define YM_MONITOR_CLASS        (YM_CLASS_TOP + 3)
#ifdef AUDIO_NO_POWER_CTL
#define YM_EQ_CLASS             (YM_CLASS_TOP + 4)
#else
#define YM_PWR_CLASS            (YM_CLASS_TOP + 4)
#define YM_EQ_CLASS             (YM_CLASS_TOP + 5)
#endif

/* equalizer is SA3 only */
#define YM_MASTER_EQMODE        (YM_EQ_CLASS+1) /* equalization.mode */
#define YM_MASTER_TREBLE        (YM_EQ_CLASS+2) /* equalization.treble */
#define YM_MASTER_BASS          (YM_EQ_CLASS+3) /* equalization.bass */
#define YM_MASTER_WIDE          (YM_EQ_CLASS+4) /* equalization.surround */

#define YM_MIXER_SA3_ONLY(m)    ((m) >= YM_EQ_CLASS)

/* XXX should be in <sys/audioio.h> */
#define AudioNdesktop           "desktop"
#define AudioNlaptop            "laptop"
#define AudioNsubnote           "subnote"
#define AudioNhifi              "hifi"

#ifndef AUDIO_NO_POWER_CTL
#define AudioCpower             "power"
#define AudioNsave              "save"
#define AudioNtimeout           "timeout"
#define AudioNpowerdown         "powerdown"
#define AudioNpowersave         "powersave"
#define AudioNnosave            "nosave"
#endif


struct ym_softc {
       struct  ad1848_isa_softc sc_ad1848;
#define ym_irq          sc_ad1848.sc_irq
#define ym_playdrq      sc_ad1848.sc_playdrq
#define ym_recdrq       sc_ad1848.sc_recdrq

       bus_space_tag_t sc_iot;         /* tag */
       bus_space_handle_t sc_ioh;      /* handle */
       isa_chipset_tag_t sc_ic;

       bus_space_handle_t sc_controlioh;
       bus_space_handle_t sc_opl_ioh;
       bus_space_handle_t sc_sb_ioh;   /* only used to disable it */

       callout_t sc_powerdown_ch;
       kcondvar_t sc_cv;

       int  master_mute, mic_mute;
       struct ad1848_volume master_gain;
       uint8_t mic_gain;

       uint8_t sc_external_sources;    /* non-zero value prevents power down */

       uint8_t sc_version;             /* hardware version */
#define YM_IS_SA3(sc)   ((sc)->sc_version > SA3_MISC_VER_711)

       /* 3D encehamcement */
       uint8_t sc_eqmode;
       struct ad1848_volume sc_treble, sc_bass, sc_wide;
       /*
        * The equalizer of OPL3-SA3 is ``flat'' if it is turned off.
        * For compatibility with other drivers, however, make it flat
        * if it is set at center (or smaller).
        */
#define YM_EQ_REDUCE_BIT        1       /* use only 128 values from 256 */
#define YM_EQ_FLAT_OFFSET       128     /* center */
#define YM_EQ_EXPAND_VALUE(v)   \
   ((v) < YM_EQ_FLAT_OFFSET? 0 : ((v) - YM_EQ_FLAT_OFFSET) << YM_EQ_REDUCE_BIT)

#define YM_3D_ON_MIN    ((AUDIO_MAX_GAIN + 1) / (SA3_3D_BITS + 1))
#define YM_EQ_ON_MIN    ((YM_3D_ON_MIN >> YM_EQ_REDUCE_BIT) + YM_EQ_FLAT_OFFSET)

#define YM_EQ_OFF(v)    ((v)->left < YM_EQ_ON_MIN && (v)->right < YM_EQ_ON_MIN)
#define YM_WIDE_OFF(v)  ((v)->left < YM_3D_ON_MIN && (v)->right < YM_3D_ON_MIN)

       device_t sc_audiodev;

#if NMPU_YM > 0
       bus_space_handle_t sc_mpu_ioh;
       device_t sc_mpudev;
#endif

#ifndef AUDIO_NO_POWER_CTL
       enum ym_pow_mode {
               YM_POWER_POWERDOWN, YM_POWER_POWERSAVE, YM_POWER_NOSAVE
       } sc_pow_mode;
       int     sc_pow_timeout;

       uint8_t sc_codec_scan[0x20];
#define YM_SAVE_REG_MAX_SA3     SA3_HVOL_INTR_CNF
#define YM_SAVE_REG_MAX_SA2     SA3_DMA_CNT_REC_HIGH
       uint8_t sc_sa3_scan[YM_SAVE_REG_MAX_SA3 + 1];

       uint16_t sc_on_blocks;
       uint16_t sc_turning_off;

       int     sc_in_power_ctl;
#define YM_POWER_CTL_INUSE      1
#define YM_POWER_CTL_WANTED     2
#endif /* not AUDIO_NO_POWER_CTL */
};

#ifndef AUDIO_NO_POWER_CTL
/* digital */
#define YM_POWER_CODEC_P        SA3_DPWRDWN_WSS_P
#define YM_POWER_CODEC_R        SA3_DPWRDWN_WSS_R
#define YM_POWER_OPL3           SA3_DPWRDWN_FM
#define YM_POWER_MPU401         SA3_DPWRDWN_MPU
#define YM_POWER_JOYSTICK       SA3_DPWRDWN_JOY
/* analog */
#define YM_POWER_3D             (SA3_APWRDWN_WIDE << 8)
#define YM_POWER_CODEC_DA       (SA3_APWRDWN_DA << 8)
#define YM_POWER_CODEC_AD       (SA3_APWRDWN_AD << 8)
#define YM_POWER_OPL3_DA        (SA3_APWRDWN_FMDAC << 8)
/* pseudo */
#define YM_POWER_CODEC_CTL      0x4000
#define YM_POWER_EXT_SRC        0x8000
#define YM_POWER_CODEC_PSEUDO   (YM_POWER_CODEC_CTL | YM_POWER_EXT_SRC)

#define YM_POWER_CODEC_DIGITAL  \
               (YM_POWER_CODEC_P | YM_POWER_CODEC_R | YM_POWER_CODEC_CTL)
/* 3D enhance is passive */
#define YM_POWER_ACTIVE         (0xffff & ~YM_POWER_3D)

/* external input sources */
#define YM_XS_CD        1
#define YM_XS_LINE      2
#define YM_XS_SPEAKER   4
#define YM_XS_MIC       8

#if YM_CD_MUTE + 1 != YM_LINE_MUTE || YM_CD_MUTE + 2 != YM_SPEAKER_MUTE || YM_CD_MUTE + 3 != YM_MIC_MUTE
#error YM_CD_MUTE, YM_LINE_MUTE and YM_SPEAKER_MUTE should be contiguous
#endif
#define YM_MIXER_TO_XS(m)       (1 << ((m) - YM_CD_MUTE))

#ifdef _KERNEL
void    ym_power_ctl(struct ym_softc *, int, int);
#endif
#endif /* not AUDIO_NO_POWER_CTL */

#ifdef _KERNEL
void    ym_attach(struct ym_softc *);
#endif

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