Adding upstream version 4.19.249.upstream/4.19.249upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 732 insertions, 0 deletions

diff --git a/sound/ppc/burgundy.c b/sound/ppc/burgundy.c
new file mode 100644
index 000000000..b86159e04
--- /dev/null
+++ b/sound/ppc/burgundy.c
@@ -0,0 +1,732 @@
+/*
+ * 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 <linux/io.h>
+#include <linux/init.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 < 0)
+		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 < 0)
+		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 < 0)
+		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[] = {
+	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[] = {
+	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("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[] = {
+	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("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 =
+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 =
+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 =
+BURGUNDY_SWITCH_B("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 =
+BURGUNDY_SWITCH_B("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 =
+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 =
+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 =
+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 = of_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 snd_pmac_burgundy_init(struct snd_pmac *chip)
+{
+	int imac = of_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;
+}