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root/sound/ppc/burgundy.c

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DEFINITIONS

This source file includes following definitions.
  1. snd_pmac_burgundy_busy_wait
  2. snd_pmac_burgundy_extend_wait
  3. snd_pmac_burgundy_wcw
  4. snd_pmac_burgundy_rcw
  5. snd_pmac_burgundy_wcb
  6. snd_pmac_burgundy_rcb
  7. snd_pmac_burgundy_write_volume
  8. snd_pmac_burgundy_read_volume
  9. snd_pmac_burgundy_info_volume
  10. snd_pmac_burgundy_get_volume
  11. snd_pmac_burgundy_put_volume
  12. snd_pmac_burgundy_write_volume_2b
  13. snd_pmac_burgundy_read_volume_2b
  14. snd_pmac_burgundy_info_volume_2b
  15. snd_pmac_burgundy_get_volume_2b
  16. snd_pmac_burgundy_put_volume_2b
  17. snd_pmac_burgundy_info_gain
  18. snd_pmac_burgundy_get_gain
  19. snd_pmac_burgundy_put_gain
  20. snd_pmac_burgundy_info_switch_w
  21. snd_pmac_burgundy_get_switch_w
  22. snd_pmac_burgundy_put_switch_w
  23. snd_pmac_burgundy_info_switch_b
  24. snd_pmac_burgundy_get_switch_b
  25. snd_pmac_burgundy_put_switch_b
  26. snd_pmac_burgundy_detect_headphone
  27. snd_pmac_burgundy_update_automute
  28. snd_pmac_burgundy_init

/*
 * PMac Burgundy lowlevel functions
 *
 * Copyright (c) by Takashi Iwai <tiwai@suse.de>
 * code based on dmasound.c.
 *
 *   This program is free software; you can redistribute it and/or modify
 *   it under the terms of the GNU General Public License as published by
 *   the Free Software Foundation; either version 2 of the License, or
 *   (at your option) any later version.
 *
 *   This program is distributed in the hope that it will be useful,
 *   but WITHOUT ANY WARRANTY; without even the implied warranty of
 *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *   GNU General Public License for more details.
 *
 *   You should have received a copy of the GNU General Public License
 *   along with this program; if not, write to the Free Software
 *   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA
 */

#include <asm/io.h>
#include <linux/init.h>
#include <linux/slab.h>
#include <linux/delay.h>
#include <sound/core.h>
#include "pmac.h"
#include "burgundy.h"


/* Waits for busy flag to clear */
static inline void
snd_pmac_burgundy_busy_wait(struct snd_pmac *chip)
{
        int timeout = 50;
        while ((in_le32(&chip->awacs->codec_ctrl) & MASK_NEWECMD) && timeout--)
                udelay(1);
        if (! timeout)
                printk(KERN_DEBUG "burgundy_busy_wait: timeout\n");
}

static inline void
snd_pmac_burgundy_extend_wait(struct snd_pmac *chip)
{
        int timeout;
        timeout = 50;
        while (!(in_le32(&chip->awacs->codec_stat) & MASK_EXTEND) && timeout--)
                udelay(1);
        if (! timeout)
                printk(KERN_DEBUG "burgundy_extend_wait: timeout #1\n");
        timeout = 50;
        while ((in_le32(&chip->awacs->codec_stat) & MASK_EXTEND) && timeout--)
                udelay(1);
        if (! timeout)
                printk(KERN_DEBUG "burgundy_extend_wait: timeout #2\n");
}

static void
snd_pmac_burgundy_wcw(struct snd_pmac *chip, unsigned addr, unsigned val)
{
        out_le32(&chip->awacs->codec_ctrl, addr + 0x200c00 + (val & 0xff));
        snd_pmac_burgundy_busy_wait(chip);
        out_le32(&chip->awacs->codec_ctrl, addr + 0x200d00 +((val>>8) & 0xff));
        snd_pmac_burgundy_busy_wait(chip);
        out_le32(&chip->awacs->codec_ctrl, addr + 0x200e00 +((val>>16) & 0xff));
        snd_pmac_burgundy_busy_wait(chip);
        out_le32(&chip->awacs->codec_ctrl, addr + 0x200f00 +((val>>24) & 0xff));
        snd_pmac_burgundy_busy_wait(chip);
}

static unsigned
snd_pmac_burgundy_rcw(struct snd_pmac *chip, unsigned addr)
{
        unsigned val = 0;
        unsigned long flags;

        spin_lock_irqsave(&chip->reg_lock, flags);

        out_le32(&chip->awacs->codec_ctrl, addr + 0x100000);
        snd_pmac_burgundy_busy_wait(chip);
        snd_pmac_burgundy_extend_wait(chip);
        val += (in_le32(&chip->awacs->codec_stat) >> 4) & 0xff;

        out_le32(&chip->awacs->codec_ctrl, addr + 0x100100);
        snd_pmac_burgundy_busy_wait(chip);
        snd_pmac_burgundy_extend_wait(chip);
        val += ((in_le32(&chip->awacs->codec_stat)>>4) & 0xff) <<8;

        out_le32(&chip->awacs->codec_ctrl, addr + 0x100200);
        snd_pmac_burgundy_busy_wait(chip);
        snd_pmac_burgundy_extend_wait(chip);
        val += ((in_le32(&chip->awacs->codec_stat)>>4) & 0xff) <<16;

        out_le32(&chip->awacs->codec_ctrl, addr + 0x100300);
        snd_pmac_burgundy_busy_wait(chip);
        snd_pmac_burgundy_extend_wait(chip);
        val += ((in_le32(&chip->awacs->codec_stat)>>4) & 0xff) <<24;

        spin_unlock_irqrestore(&chip->reg_lock, flags);

        return val;
}

static void
snd_pmac_burgundy_wcb(struct snd_pmac *chip, unsigned int addr,
                      unsigned int val)
{
        out_le32(&chip->awacs->codec_ctrl, addr + 0x300000 + (val & 0xff));
        snd_pmac_burgundy_busy_wait(chip);
}

static unsigned
snd_pmac_burgundy_rcb(struct snd_pmac *chip, unsigned int addr)
{
        unsigned val = 0;
        unsigned long flags;

        spin_lock_irqsave(&chip->reg_lock, flags);

        out_le32(&chip->awacs->codec_ctrl, addr + 0x100000);
        snd_pmac_burgundy_busy_wait(chip);
        snd_pmac_burgundy_extend_wait(chip);
        val += (in_le32(&chip->awacs->codec_stat) >> 4) & 0xff;

        spin_unlock_irqrestore(&chip->reg_lock, flags);

        return val;
}

#define BASE2ADDR(base) ((base) << 12)
#define ADDR2BASE(addr) ((addr) >> 12)

/*
 * Burgundy volume: 0 - 100, stereo, word reg
 */
static void
snd_pmac_burgundy_write_volume(struct snd_pmac *chip, unsigned int address,
                               long *volume, int shift)
{
        int hardvolume, lvolume, rvolume;

        if (volume[0] < 0 || volume[0] > 100 ||
            volume[1] < 0 || volume[1] > 100)
                return; /* -EINVAL */
        lvolume = volume[0] ? volume[0] + BURGUNDY_VOLUME_OFFSET : 0;
        rvolume = volume[1] ? volume[1] + BURGUNDY_VOLUME_OFFSET : 0;

        hardvolume = lvolume + (rvolume << shift);
        if (shift == 8)
                hardvolume |= hardvolume << 16;

        snd_pmac_burgundy_wcw(chip, address, hardvolume);
}

static void
snd_pmac_burgundy_read_volume(struct snd_pmac *chip, unsigned int address,
                              long *volume, int shift)
{
        int wvolume;

        wvolume = snd_pmac_burgundy_rcw(chip, address);

        volume[0] = wvolume & 0xff;
        if (volume[0] >= BURGUNDY_VOLUME_OFFSET)
                volume[0] -= BURGUNDY_VOLUME_OFFSET;
        else
                volume[0] = 0;
        volume[1] = (wvolume >> shift) & 0xff;
        if (volume[1] >= BURGUNDY_VOLUME_OFFSET)
                volume[1] -= BURGUNDY_VOLUME_OFFSET;
        else
                volume[1] = 0;
}

static int snd_pmac_burgundy_info_volume(struct snd_kcontrol *kcontrol,
                                         struct snd_ctl_elem_info *uinfo)
{
        uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
        uinfo->count = 2;
        uinfo->value.integer.min = 0;
        uinfo->value.integer.max = 100;
        return 0;
}

static int snd_pmac_burgundy_get_volume(struct snd_kcontrol *kcontrol,
                                        struct snd_ctl_elem_value *ucontrol)
{
        struct snd_pmac *chip = snd_kcontrol_chip(kcontrol);
        unsigned int addr = BASE2ADDR(kcontrol->private_value & 0xff);
        int shift = (kcontrol->private_value >> 8) & 0xff;
        snd_pmac_burgundy_read_volume(chip, addr,
                                      ucontrol->value.integer.value, shift);
        return 0;
}

static int snd_pmac_burgundy_put_volume(struct snd_kcontrol *kcontrol,
                                        struct snd_ctl_elem_value *ucontrol)
{
        struct snd_pmac *chip = snd_kcontrol_chip(kcontrol);
        unsigned int addr = BASE2ADDR(kcontrol->private_value & 0xff);
        int shift = (kcontrol->private_value >> 8) & 0xff;
        long nvoices[2];

        snd_pmac_burgundy_write_volume(chip, addr,
                                       ucontrol->value.integer.value, shift);
        snd_pmac_burgundy_read_volume(chip, addr, nvoices, shift);
        return (nvoices[0] != ucontrol->value.integer.value[0] ||
                nvoices[1] != ucontrol->value.integer.value[1]);
}

#define BURGUNDY_VOLUME_W(xname, xindex, addr, shift) \
{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .index = xindex,\
  .info = snd_pmac_burgundy_info_volume,\
  .get = snd_pmac_burgundy_get_volume,\
  .put = snd_pmac_burgundy_put_volume,\
  .private_value = ((ADDR2BASE(addr) & 0xff) | ((shift) << 8)) }

/*
 * Burgundy volume: 0 - 100, stereo, 2-byte reg
 */
static void
snd_pmac_burgundy_write_volume_2b(struct snd_pmac *chip, unsigned int address,
                                  long *volume, int off)
{
        int lvolume, rvolume;

        off |= off << 2;
        lvolume = volume[0] ? volume[0] + BURGUNDY_VOLUME_OFFSET : 0;
        rvolume = volume[1] ? volume[1] + BURGUNDY_VOLUME_OFFSET : 0;

        snd_pmac_burgundy_wcb(chip, address + off, lvolume);
        snd_pmac_burgundy_wcb(chip, address + off + 0x500, rvolume);
}

static void
snd_pmac_burgundy_read_volume_2b(struct snd_pmac *chip, unsigned int address,
                                 long *volume, int off)
{
        volume[0] = snd_pmac_burgundy_rcb(chip, address + off);
        if (volume[0] >= BURGUNDY_VOLUME_OFFSET)
                volume[0] -= BURGUNDY_VOLUME_OFFSET;
        else
                volume[0] = 0;
        volume[1] = snd_pmac_burgundy_rcb(chip, address + off + 0x100);
        if (volume[1] >= BURGUNDY_VOLUME_OFFSET)
                volume[1] -= BURGUNDY_VOLUME_OFFSET;
        else
                volume[1] = 0;
}

static int snd_pmac_burgundy_info_volume_2b(struct snd_kcontrol *kcontrol,
                                            struct snd_ctl_elem_info *uinfo)
{
        uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
        uinfo->count = 2;
        uinfo->value.integer.min = 0;
        uinfo->value.integer.max = 100;
        return 0;
}

static int snd_pmac_burgundy_get_volume_2b(struct snd_kcontrol *kcontrol,
                                           struct snd_ctl_elem_value *ucontrol)
{
        struct snd_pmac *chip = snd_kcontrol_chip(kcontrol);
        unsigned int addr = BASE2ADDR(kcontrol->private_value & 0xff);
        int off = kcontrol->private_value & 0x300;
        snd_pmac_burgundy_read_volume_2b(chip, addr,
                        ucontrol->value.integer.value, off);
        return 0;
}

static int snd_pmac_burgundy_put_volume_2b(struct snd_kcontrol *kcontrol,
                                           struct snd_ctl_elem_value *ucontrol)
{
        struct snd_pmac *chip = snd_kcontrol_chip(kcontrol);
        unsigned int addr = BASE2ADDR(kcontrol->private_value & 0xff);
        int off = kcontrol->private_value & 0x300;
        long nvoices[2];

        snd_pmac_burgundy_write_volume_2b(chip, addr,
                        ucontrol->value.integer.value, off);
        snd_pmac_burgundy_read_volume_2b(chip, addr, nvoices, off);
        return (nvoices[0] != ucontrol->value.integer.value[0] ||
                nvoices[1] != ucontrol->value.integer.value[1]);
}

#define BURGUNDY_VOLUME_2B(xname, xindex, addr, off) \
{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .index = xindex,\
  .info = snd_pmac_burgundy_info_volume_2b,\
  .get = snd_pmac_burgundy_get_volume_2b,\
  .put = snd_pmac_burgundy_put_volume_2b,\
  .private_value = ((ADDR2BASE(addr) & 0xff) | ((off) << 8)) }

/*
 * Burgundy gain/attenuation: 0 - 15, mono/stereo, byte reg
 */
static int snd_pmac_burgundy_info_gain(struct snd_kcontrol *kcontrol,
                                       struct snd_ctl_elem_info *uinfo)
{
        int stereo = (kcontrol->private_value >> 24) & 1;
        uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
        uinfo->count = stereo + 1;
        uinfo->value.integer.min = 0;
        uinfo->value.integer.max = 15;
        return 0;
}

static int snd_pmac_burgundy_get_gain(struct snd_kcontrol *kcontrol,
                                      struct snd_ctl_elem_value *ucontrol)
{
        struct snd_pmac *chip = snd_kcontrol_chip(kcontrol);
        unsigned int addr = BASE2ADDR(kcontrol->private_value & 0xff);
        int stereo = (kcontrol->private_value >> 24) & 1;
        int atten = (kcontrol->private_value >> 25) & 1;
        int oval;

        oval = snd_pmac_burgundy_rcb(chip, addr);
        if (atten)
                oval = ~oval & 0xff;
        ucontrol->value.integer.value[0] = oval & 0xf;
        if (stereo)
                ucontrol->value.integer.value[1] = (oval >> 4) & 0xf;
        return 0;
}

static int snd_pmac_burgundy_put_gain(struct snd_kcontrol *kcontrol,
                                      struct snd_ctl_elem_value *ucontrol)
{
        struct snd_pmac *chip = snd_kcontrol_chip(kcontrol);
        unsigned int addr = BASE2ADDR(kcontrol->private_value & 0xff);
        int stereo = (kcontrol->private_value >> 24) & 1;
        int atten = (kcontrol->private_value >> 25) & 1;
        int oval, val;

        oval = snd_pmac_burgundy_rcb(chip, addr);
        if (atten)
                oval = ~oval & 0xff;
        val = ucontrol->value.integer.value[0];
        if (stereo)
                val |= ucontrol->value.integer.value[1] << 4;
        else
                val |= ucontrol->value.integer.value[0] << 4;
        if (atten)
                val = ~val & 0xff;
        snd_pmac_burgundy_wcb(chip, addr, val);
        return val != oval;
}

#define BURGUNDY_VOLUME_B(xname, xindex, addr, stereo, atten) \
{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .index = xindex,\
  .info = snd_pmac_burgundy_info_gain,\
  .get = snd_pmac_burgundy_get_gain,\
  .put = snd_pmac_burgundy_put_gain,\
  .private_value = (ADDR2BASE(addr) | ((stereo) << 24) | ((atten) << 25)) }

/*
 * Burgundy switch: 0/1, mono/stereo, word reg
 */
static int snd_pmac_burgundy_info_switch_w(struct snd_kcontrol *kcontrol,
                                           struct snd_ctl_elem_info *uinfo)
{
        int stereo = (kcontrol->private_value >> 24) & 1;
        uinfo->type = SNDRV_CTL_ELEM_TYPE_BOOLEAN;
        uinfo->count = stereo + 1;
        uinfo->value.integer.min = 0;
        uinfo->value.integer.max = 1;
        return 0;
}

static int snd_pmac_burgundy_get_switch_w(struct snd_kcontrol *kcontrol,
                                          struct snd_ctl_elem_value *ucontrol)
{
        struct snd_pmac *chip = snd_kcontrol_chip(kcontrol);
        unsigned int addr = BASE2ADDR((kcontrol->private_value >> 16) & 0xff);
        int lmask = 1 << (kcontrol->private_value & 0xff);
        int rmask = 1 << ((kcontrol->private_value >> 8) & 0xff);
        int stereo = (kcontrol->private_value >> 24) & 1;
        int val = snd_pmac_burgundy_rcw(chip, addr);
        ucontrol->value.integer.value[0] = (val & lmask) ? 1 : 0;
        if (stereo)
                ucontrol->value.integer.value[1] = (val & rmask) ? 1 : 0;
        return 0;
}

static int snd_pmac_burgundy_put_switch_w(struct snd_kcontrol *kcontrol,
                                          struct snd_ctl_elem_value *ucontrol)
{
        struct snd_pmac *chip = snd_kcontrol_chip(kcontrol);
        unsigned int addr = BASE2ADDR((kcontrol->private_value >> 16) & 0xff);
        int lmask = 1 << (kcontrol->private_value & 0xff);
        int rmask = 1 << ((kcontrol->private_value >> 8) & 0xff);
        int stereo = (kcontrol->private_value >> 24) & 1;
        int val, oval;
        oval = snd_pmac_burgundy_rcw(chip, addr);
        val = oval & ~(lmask | (stereo ? rmask : 0));
        if (ucontrol->value.integer.value[0])
                val |= lmask;
        if (stereo && ucontrol->value.integer.value[1])
                val |= rmask;
        snd_pmac_burgundy_wcw(chip, addr, val);
        return val != oval;
}

#define BURGUNDY_SWITCH_W(xname, xindex, addr, lbit, rbit, stereo) \
{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .index = xindex,\
  .info = snd_pmac_burgundy_info_switch_w,\
  .get = snd_pmac_burgundy_get_switch_w,\
  .put = snd_pmac_burgundy_put_switch_w,\
  .private_value = ((lbit) | ((rbit) << 8)\
                | (ADDR2BASE(addr) << 16) | ((stereo) << 24)) }

/*
 * Burgundy switch: 0/1, mono/stereo, byte reg, bit mask
 */
static int snd_pmac_burgundy_info_switch_b(struct snd_kcontrol *kcontrol,
                                           struct snd_ctl_elem_info *uinfo)
{
        int stereo = (kcontrol->private_value >> 24) & 1;
        uinfo->type = SNDRV_CTL_ELEM_TYPE_BOOLEAN;
        uinfo->count = stereo + 1;
        uinfo->value.integer.min = 0;
        uinfo->value.integer.max = 1;
        return 0;
}

static int snd_pmac_burgundy_get_switch_b(struct snd_kcontrol *kcontrol,
                                          struct snd_ctl_elem_value *ucontrol)
{
        struct snd_pmac *chip = snd_kcontrol_chip(kcontrol);
        unsigned int addr = BASE2ADDR((kcontrol->private_value >> 16) & 0xff);
        int lmask = kcontrol->private_value & 0xff;
        int rmask = (kcontrol->private_value >> 8) & 0xff;
        int stereo = (kcontrol->private_value >> 24) & 1;
        int val = snd_pmac_burgundy_rcb(chip, addr);
        ucontrol->value.integer.value[0] = (val & lmask) ? 1 : 0;
        if (stereo)
                ucontrol->value.integer.value[1] = (val & rmask) ? 1 : 0;
        return 0;
}

static int snd_pmac_burgundy_put_switch_b(struct snd_kcontrol *kcontrol,
                                          struct snd_ctl_elem_value *ucontrol)
{
        struct snd_pmac *chip = snd_kcontrol_chip(kcontrol);
        unsigned int addr = BASE2ADDR((kcontrol->private_value >> 16) & 0xff);
        int lmask = kcontrol->private_value & 0xff;
        int rmask = (kcontrol->private_value >> 8) & 0xff;
        int stereo = (kcontrol->private_value >> 24) & 1;
        int val, oval;
        oval = snd_pmac_burgundy_rcb(chip, addr);
        val = oval & ~(lmask | rmask);
        if (ucontrol->value.integer.value[0])
                val |= lmask;
        if (stereo && ucontrol->value.integer.value[1])
                val |= rmask;
        snd_pmac_burgundy_wcb(chip, addr, val);
        return val != oval;
}

#define BURGUNDY_SWITCH_B(xname, xindex, addr, lmask, rmask, stereo) \
{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .index = xindex,\
  .info = snd_pmac_burgundy_info_switch_b,\
  .get = snd_pmac_burgundy_get_switch_b,\
  .put = snd_pmac_burgundy_put_switch_b,\
  .private_value = ((lmask) | ((rmask) << 8)\
                | (ADDR2BASE(addr) << 16) | ((stereo) << 24)) }

/*
 * Burgundy mixers
 */
static struct snd_kcontrol_new snd_pmac_burgundy_mixers[] __initdata = {
        BURGUNDY_VOLUME_W("Master Playback Volume", 0,
                        MASK_ADDR_BURGUNDY_MASTER_VOLUME, 8),
        BURGUNDY_VOLUME_W("CD Capture Volume", 0,
                        MASK_ADDR_BURGUNDY_VOLCD, 16),
        BURGUNDY_VOLUME_2B("Input Capture Volume", 0,
                        MASK_ADDR_BURGUNDY_VOLMIX01, 2),
        BURGUNDY_VOLUME_2B("Mixer Playback Volume", 0,
                        MASK_ADDR_BURGUNDY_VOLMIX23, 0),
        BURGUNDY_VOLUME_B("CD Gain Capture Volume", 0,
                        MASK_ADDR_BURGUNDY_GAINCD, 1, 0),
        BURGUNDY_SWITCH_W("Master Capture Switch", 0,
                        MASK_ADDR_BURGUNDY_OUTPUTENABLES, 24, 0, 0),
        BURGUNDY_SWITCH_W("CD Capture Switch", 0,
                        MASK_ADDR_BURGUNDY_CAPTURESELECTS, 0, 16, 1),
        BURGUNDY_SWITCH_W("CD Playback Switch", 0,
                        MASK_ADDR_BURGUNDY_OUTPUTSELECTS, 0, 16, 1),
/*      BURGUNDY_SWITCH_W("Loop Capture Switch", 0,
 *              MASK_ADDR_BURGUNDY_CAPTURESELECTS, 8, 24, 1),
 *      BURGUNDY_SWITCH_B("Mixer out Capture Switch", 0,
 *              MASK_ADDR_BURGUNDY_HOSTIFAD, 0x02, 0, 0),
 *      BURGUNDY_SWITCH_B("Mixer Capture Switch", 0,
 *              MASK_ADDR_BURGUNDY_HOSTIFAD, 0x01, 0, 0),
 *      BURGUNDY_SWITCH_B("PCM out Capture Switch", 0,
 *              MASK_ADDR_BURGUNDY_HOSTIFEH, 0x02, 0, 0),
 */     BURGUNDY_SWITCH_B("PCM Capture Switch", 0,
                        MASK_ADDR_BURGUNDY_HOSTIFEH, 0x01, 0, 0)
};
static struct snd_kcontrol_new snd_pmac_burgundy_mixers_imac[] __initdata = {
        BURGUNDY_VOLUME_W("Line in Capture Volume", 0,
                        MASK_ADDR_BURGUNDY_VOLLINE, 16),
        BURGUNDY_VOLUME_W("Mic Capture Volume", 0,
                        MASK_ADDR_BURGUNDY_VOLMIC, 16),
        BURGUNDY_VOLUME_B("Line in Gain Capture Volume", 0,
                        MASK_ADDR_BURGUNDY_GAINLINE, 1, 0),
        BURGUNDY_VOLUME_B("Mic Gain Capture Volume", 0,
                        MASK_ADDR_BURGUNDY_GAINMIC, 1, 0),
        BURGUNDY_VOLUME_B("PC Speaker Playback Volume", 0,
                        MASK_ADDR_BURGUNDY_ATTENSPEAKER, 1, 1),
        BURGUNDY_VOLUME_B("Line out Playback Volume", 0,
                        MASK_ADDR_BURGUNDY_ATTENLINEOUT, 1, 1),
        BURGUNDY_VOLUME_B("Headphone Playback Volume", 0,
                        MASK_ADDR_BURGUNDY_ATTENHP, 1, 1),
        BURGUNDY_SWITCH_W("Line in Capture Switch", 0,
                        MASK_ADDR_BURGUNDY_CAPTURESELECTS, 1, 17, 1),
        BURGUNDY_SWITCH_W("Mic Capture Switch", 0,
                        MASK_ADDR_BURGUNDY_CAPTURESELECTS, 2, 18, 1),
        BURGUNDY_SWITCH_W("Line in Playback Switch", 0,
                        MASK_ADDR_BURGUNDY_OUTPUTSELECTS, 1, 17, 1),
        BURGUNDY_SWITCH_W("Mic Playback Switch", 0,
                        MASK_ADDR_BURGUNDY_OUTPUTSELECTS, 2, 18, 1),
        BURGUNDY_SWITCH_B("Mic Boost Capture Switch", 0,
                        MASK_ADDR_BURGUNDY_INPBOOST, 0x40, 0x80, 1)
};
static struct snd_kcontrol_new snd_pmac_burgundy_mixers_pmac[] __initdata = {
        BURGUNDY_VOLUME_W("Line in Capture Volume", 0,
                        MASK_ADDR_BURGUNDY_VOLMIC, 16),
        BURGUNDY_VOLUME_B("Line in Gain Capture Volume", 0,
                        MASK_ADDR_BURGUNDY_GAINMIC, 1, 0),
        BURGUNDY_VOLUME_B("PC Speaker Playback Volume", 0,
                        MASK_ADDR_BURGUNDY_ATTENMONO, 0, 1),
        BURGUNDY_VOLUME_B("Line out Playback Volume", 0,
                        MASK_ADDR_BURGUNDY_ATTENSPEAKER, 1, 1),
        BURGUNDY_SWITCH_W("Line in Capture Switch", 0,
                        MASK_ADDR_BURGUNDY_CAPTURESELECTS, 2, 18, 1),
        BURGUNDY_SWITCH_W("Line in Playback Switch", 0,
                        MASK_ADDR_BURGUNDY_OUTPUTSELECTS, 2, 18, 1),
/*      BURGUNDY_SWITCH_B("Line in Boost Capture Switch", 0,
 *              MASK_ADDR_BURGUNDY_INPBOOST, 0x40, 0x80, 1) */
};
static struct snd_kcontrol_new snd_pmac_burgundy_master_sw_imac __initdata =
BURGUNDY_SWITCH_B("Master Playback Switch", 0,
        MASK_ADDR_BURGUNDY_MORE_OUTPUTENABLES,
        BURGUNDY_OUTPUT_LEFT | BURGUNDY_LINEOUT_LEFT | BURGUNDY_HP_LEFT,
        BURGUNDY_OUTPUT_RIGHT | BURGUNDY_LINEOUT_RIGHT | BURGUNDY_HP_RIGHT, 1);
static struct snd_kcontrol_new snd_pmac_burgundy_master_sw_pmac __initdata =
BURGUNDY_SWITCH_B("Master Playback Switch", 0,
        MASK_ADDR_BURGUNDY_MORE_OUTPUTENABLES,
        BURGUNDY_OUTPUT_INTERN
        | BURGUNDY_OUTPUT_LEFT, BURGUNDY_OUTPUT_RIGHT, 1);
static struct snd_kcontrol_new snd_pmac_burgundy_speaker_sw_imac __initdata =
BURGUNDY_SWITCH_B("PC Speaker Playback Switch", 0,
        MASK_ADDR_BURGUNDY_MORE_OUTPUTENABLES,
        BURGUNDY_OUTPUT_LEFT, BURGUNDY_OUTPUT_RIGHT, 1);
static struct snd_kcontrol_new snd_pmac_burgundy_speaker_sw_pmac __initdata =
BURGUNDY_SWITCH_B("PC Speaker Playback Switch", 0,
        MASK_ADDR_BURGUNDY_MORE_OUTPUTENABLES,
        BURGUNDY_OUTPUT_INTERN, 0, 0);
static struct snd_kcontrol_new snd_pmac_burgundy_line_sw_imac __initdata =
BURGUNDY_SWITCH_B("Line out Playback Switch", 0,
        MASK_ADDR_BURGUNDY_MORE_OUTPUTENABLES,
        BURGUNDY_LINEOUT_LEFT, BURGUNDY_LINEOUT_RIGHT, 1);
static struct snd_kcontrol_new snd_pmac_burgundy_line_sw_pmac __initdata =
BURGUNDY_SWITCH_B("Line out Playback Switch", 0,
        MASK_ADDR_BURGUNDY_MORE_OUTPUTENABLES,
        BURGUNDY_OUTPUT_LEFT, BURGUNDY_OUTPUT_RIGHT, 1);
static struct snd_kcontrol_new snd_pmac_burgundy_hp_sw_imac __initdata =
BURGUNDY_SWITCH_B("Headphone Playback Switch", 0,
        MASK_ADDR_BURGUNDY_MORE_OUTPUTENABLES,
        BURGUNDY_HP_LEFT, BURGUNDY_HP_RIGHT, 1);


#ifdef PMAC_SUPPORT_AUTOMUTE
/*
 * auto-mute stuffs
 */
static int snd_pmac_burgundy_detect_headphone(struct snd_pmac *chip)
{
        return (in_le32(&chip->awacs->codec_stat) & chip->hp_stat_mask) ? 1 : 0;
}

static void snd_pmac_burgundy_update_automute(struct snd_pmac *chip, int do_notify)
{
        if (chip->auto_mute) {
                int imac = machine_is_compatible("iMac");
                int reg, oreg;
                reg = oreg = snd_pmac_burgundy_rcb(chip,
                                MASK_ADDR_BURGUNDY_MORE_OUTPUTENABLES);
                reg &= imac ? ~(BURGUNDY_OUTPUT_LEFT | BURGUNDY_OUTPUT_RIGHT
                                | BURGUNDY_HP_LEFT | BURGUNDY_HP_RIGHT)
                        : ~(BURGUNDY_OUTPUT_LEFT | BURGUNDY_OUTPUT_RIGHT
                                | BURGUNDY_OUTPUT_INTERN);
                if (snd_pmac_burgundy_detect_headphone(chip))
                        reg |= imac ? (BURGUNDY_HP_LEFT | BURGUNDY_HP_RIGHT)
                                : (BURGUNDY_OUTPUT_LEFT
                                        | BURGUNDY_OUTPUT_RIGHT);
                else
                        reg |= imac ? (BURGUNDY_OUTPUT_LEFT
                                        | BURGUNDY_OUTPUT_RIGHT)
                                : (BURGUNDY_OUTPUT_INTERN);
                if (do_notify && reg == oreg)
                        return;
                snd_pmac_burgundy_wcb(chip,
                                MASK_ADDR_BURGUNDY_MORE_OUTPUTENABLES, reg);
                if (do_notify) {
                        snd_ctl_notify(chip->card, SNDRV_CTL_EVENT_MASK_VALUE,
                                       &chip->master_sw_ctl->id);
                        snd_ctl_notify(chip->card, SNDRV_CTL_EVENT_MASK_VALUE,
                                       &chip->speaker_sw_ctl->id);
                        snd_ctl_notify(chip->card, SNDRV_CTL_EVENT_MASK_VALUE,
                                       &chip->hp_detect_ctl->id);
                }
        }
}
#endif /* PMAC_SUPPORT_AUTOMUTE */


/*
 * initialize burgundy
 */
int __init snd_pmac_burgundy_init(struct snd_pmac *chip)
{
        int imac = machine_is_compatible("iMac");
        int i, err;

        /* Checks to see the chip is alive and kicking */
        if ((in_le32(&chip->awacs->codec_ctrl) & MASK_ERRCODE) == 0xf0000) {
                printk(KERN_WARNING "pmac burgundy: disabled by MacOS :-(\n");
                return 1;
        }

        snd_pmac_burgundy_wcw(chip, MASK_ADDR_BURGUNDY_OUTPUTENABLES,
                           DEF_BURGUNDY_OUTPUTENABLES);
        snd_pmac_burgundy_wcb(chip, MASK_ADDR_BURGUNDY_MORE_OUTPUTENABLES,
                           DEF_BURGUNDY_MORE_OUTPUTENABLES);
        snd_pmac_burgundy_wcw(chip, MASK_ADDR_BURGUNDY_OUTPUTSELECTS,
                           DEF_BURGUNDY_OUTPUTSELECTS);

        snd_pmac_burgundy_wcb(chip, MASK_ADDR_BURGUNDY_INPSEL21,
                           DEF_BURGUNDY_INPSEL21);
        snd_pmac_burgundy_wcb(chip, MASK_ADDR_BURGUNDY_INPSEL3,
                           imac ? DEF_BURGUNDY_INPSEL3_IMAC
                           : DEF_BURGUNDY_INPSEL3_PMAC);
        snd_pmac_burgundy_wcb(chip, MASK_ADDR_BURGUNDY_GAINCD,
                           DEF_BURGUNDY_GAINCD);
        snd_pmac_burgundy_wcb(chip, MASK_ADDR_BURGUNDY_GAINLINE,
                           DEF_BURGUNDY_GAINLINE);
        snd_pmac_burgundy_wcb(chip, MASK_ADDR_BURGUNDY_GAINMIC,
                           DEF_BURGUNDY_GAINMIC);
        snd_pmac_burgundy_wcb(chip, MASK_ADDR_BURGUNDY_GAINMODEM,
                           DEF_BURGUNDY_GAINMODEM);

        snd_pmac_burgundy_wcb(chip, MASK_ADDR_BURGUNDY_ATTENSPEAKER,
                           DEF_BURGUNDY_ATTENSPEAKER);
        snd_pmac_burgundy_wcb(chip, MASK_ADDR_BURGUNDY_ATTENLINEOUT,
                           DEF_BURGUNDY_ATTENLINEOUT);
        snd_pmac_burgundy_wcb(chip, MASK_ADDR_BURGUNDY_ATTENHP,
                           DEF_BURGUNDY_ATTENHP);

        snd_pmac_burgundy_wcw(chip, MASK_ADDR_BURGUNDY_MASTER_VOLUME,
                           DEF_BURGUNDY_MASTER_VOLUME);
        snd_pmac_burgundy_wcw(chip, MASK_ADDR_BURGUNDY_VOLCD,
                           DEF_BURGUNDY_VOLCD);
        snd_pmac_burgundy_wcw(chip, MASK_ADDR_BURGUNDY_VOLLINE,
                           DEF_BURGUNDY_VOLLINE);
        snd_pmac_burgundy_wcw(chip, MASK_ADDR_BURGUNDY_VOLMIC,
                           DEF_BURGUNDY_VOLMIC);

        if (chip->hp_stat_mask == 0) {
                /* set headphone-jack detection bit */
                if (imac)
                        chip->hp_stat_mask = BURGUNDY_HPDETECT_IMAC_UPPER
                                | BURGUNDY_HPDETECT_IMAC_LOWER
                                | BURGUNDY_HPDETECT_IMAC_SIDE;
                else
                        chip->hp_stat_mask = BURGUNDY_HPDETECT_PMAC_BACK;
        }
        /*
         * build burgundy mixers
         */
        strcpy(chip->card->mixername, "PowerMac Burgundy");

        for (i = 0; i < ARRAY_SIZE(snd_pmac_burgundy_mixers); i++) {
                err = snd_ctl_add(chip->card,
                    snd_ctl_new1(&snd_pmac_burgundy_mixers[i], chip));
                if (err < 0)
                        return err;
        }
        for (i = 0; i < (imac ? ARRAY_SIZE(snd_pmac_burgundy_mixers_imac)
                        : ARRAY_SIZE(snd_pmac_burgundy_mixers_pmac)); i++) {
                err = snd_ctl_add(chip->card,
                    snd_ctl_new1(imac ? &snd_pmac_burgundy_mixers_imac[i]
                    : &snd_pmac_burgundy_mixers_pmac[i], chip));
                if (err < 0)
                        return err;
        }
        chip->master_sw_ctl = snd_ctl_new1(imac
                        ? &snd_pmac_burgundy_master_sw_imac
                        : &snd_pmac_burgundy_master_sw_pmac, chip);
        err = snd_ctl_add(chip->card, chip->master_sw_ctl);
        if (err < 0)
                return err;
        chip->master_sw_ctl = snd_ctl_new1(imac
                        ? &snd_pmac_burgundy_line_sw_imac
                        : &snd_pmac_burgundy_line_sw_pmac, chip);
        err = snd_ctl_add(chip->card, chip->master_sw_ctl);
        if (err < 0)
                return err;
        if (imac) {
                chip->master_sw_ctl = snd_ctl_new1(
                                &snd_pmac_burgundy_hp_sw_imac, chip);
                err = snd_ctl_add(chip->card, chip->master_sw_ctl);
                if (err < 0)
                        return err;
        }
        chip->speaker_sw_ctl = snd_ctl_new1(imac
                        ? &snd_pmac_burgundy_speaker_sw_imac
                        : &snd_pmac_burgundy_speaker_sw_pmac, chip);
        err = snd_ctl_add(chip->card, chip->speaker_sw_ctl);
        if (err < 0)
                return err;
#ifdef PMAC_SUPPORT_AUTOMUTE
        err = snd_pmac_add_automute(chip);
        if (err < 0)
                return err;

        chip->detect_headphone = snd_pmac_burgundy_detect_headphone;
        chip->update_automute = snd_pmac_burgundy_update_automute;
        snd_pmac_burgundy_update_automute(chip, 0); /* update the status only */
#endif

        return 0;
}

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