Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tiwai/sound-2.6

* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tiwai/sound-2.6: (250 commits)
  [ALSA] ice1724 - Fix IRQ lock-up with MPU access
  [ALSA] Define MPU401 registers in sound/mpu401_uart.h
  [ALSA] pcsp: fix wording in DEBUG_PAGEALLOC warning
  [ALSA] pcsp - Fix dependency in Kconfig
  [ALSA] soc - ac97 - Clean up checkpatch warnings
  [ALSA] soc - wm8750 - Clean up checkpatch warnings
  [ALSA] soc - wm8731 - Clean up checkpatch warnings
  [ALSA] soc - pxa2xx-pcm - Fix checkpatch warnings
  [ALSA] soc - spitz - Fix checkpatch warnings
  [ALSA] soc - poodle - Fix checkpatch warnings
  [ALSA] soc - corgi - Fix checkpatch warnings
  [ALSA] soc - s3c24xx-i2s - Add missing spaces
  [ALSA] soc - s3c24xx-i2s - Fix tab/space breakage
  [ALSA] soc - s3c24xx-i2s - Use linux/io.h
  [ALSA] hda - Fix Thinkpad X300 digital mic
  pcsp - Don't build pcspkr when snd-pcsp is enabled
  [ALSA] hda - Fix model for Acer Aspire 5720z
  [ALSA] soc - s3c24xx - Declare suspend and resume static
  [ALSA] soc - s3c24xx - Improve diagnostic output
  [ALSA] Fix possible races at free_irq in PCI drivers
  ...

5 files changed, 615 insertions, 177 deletions

diff --git a/sound/ppc/awacs.c b/sound/ppc/awacs.c
index 8441e780df0..566a6d0daf4 100644
--- a/sound/ppc/awacs.c
+++ b/sound/ppc/awacs.c
@@ -141,7 +141,7 @@ static int snd_pmac_awacs_info_volume(struct snd_kcontrol *kcontrol,
 	uinfo->value.integer.max = 15;
 	return 0;
 }
- 
+
 static int snd_pmac_awacs_get_volume(struct snd_kcontrol *kcontrol,
 				     struct snd_ctl_elem_value *ucontrol)
 {
@@ -267,7 +267,8 @@ static int snd_pmac_awacs_put_switch(struct snd_kcontrol *kcontrol,
 static void awacs_set_cuda(int reg, int val)
 {
 	struct adb_request req;
-	cuda_request(&req, NULL, 5, CUDA_PACKET, CUDA_GET_SET_IIC, 0x8a, reg, val);
+	cuda_request(&req, NULL, 5, CUDA_PACKET, CUDA_GET_SET_IIC, 0x8a,
+			reg, val);
 	while (! req.complete)
 		cuda_poll();
 }
@@ -289,11 +290,11 @@ static void awacs_amp_set_tone(struct awacs_amp *amp, int bass, int treble)
 /*
  * vol = 0 - 31 (attenuation), 32 = mute bit, stereo
  */
-static int awacs_amp_set_vol(struct awacs_amp *amp, int index, int lvol, int rvol,
-			     int do_check)
+static int awacs_amp_set_vol(struct awacs_amp *amp, int index,
+			     int lvol, int rvol, int do_check)
 {
 	if (do_check && amp->amp_vol[index][0] == lvol &&
-	    amp->amp_vol[index][1] == rvol)
+			amp->amp_vol[index][1] == rvol)
 		return 0;
 	awacs_set_cuda(3 + index, lvol);
 	awacs_set_cuda(5 + index, rvol);
@@ -337,7 +338,7 @@ static int snd_pmac_awacs_info_volume_amp(struct snd_kcontrol *kcontrol,
 	uinfo->value.integer.max = 31;
 	return 0;
 }
- 
+
 static int snd_pmac_awacs_get_volume_amp(struct snd_kcontrol *kcontrol,
 					 struct snd_ctl_elem_value *ucontrol)
 {
@@ -361,8 +362,10 @@ static int snd_pmac_awacs_put_volume_amp(struct snd_kcontrol *kcontrol,
 	snd_assert(amp, return -EINVAL);
 	snd_assert(index >= 0 && index <= 1, return -EINVAL);
 
-	vol[0] = (31 - (ucontrol->value.integer.value[0] & 31)) | (amp->amp_vol[index][0] & 32);
-	vol[1] = (31 - (ucontrol->value.integer.value[1] & 31)) | (amp->amp_vol[index][1] & 32);
+	vol[0] = (31 - (ucontrol->value.integer.value[0] & 31))
+		| (amp->amp_vol[index][0] & 32);
+	vol[1] = (31 - (ucontrol->value.integer.value[1] & 31))
+		| (amp->amp_vol[index][1] & 32);
 	return awacs_amp_set_vol(amp, index, vol[0], vol[1], 1);
 }
 
@@ -374,8 +377,10 @@ static int snd_pmac_awacs_get_switch_amp(struct snd_kcontrol *kcontrol,
 	struct awacs_amp *amp = chip->mixer_data;
 	snd_assert(amp, return -EINVAL);
 	snd_assert(index >= 0 && index <= 1, return -EINVAL);
-	ucontrol->value.integer.value[0] = (amp->amp_vol[index][0] & 32) ? 0 : 1;
-	ucontrol->value.integer.value[1] = (amp->amp_vol[index][1] & 32) ? 0 : 1;
+	ucontrol->value.integer.value[0] = (amp->amp_vol[index][0] & 32)
+					? 0 : 1;
+	ucontrol->value.integer.value[1] = (amp->amp_vol[index][1] & 32)
+					? 0 : 1;
 	return 0;
 }
 
@@ -389,8 +394,10 @@ static int snd_pmac_awacs_put_switch_amp(struct snd_kcontrol *kcontrol,
 	snd_assert(amp, return -EINVAL);
 	snd_assert(index >= 0 && index <= 1, return -EINVAL);
 
-	vol[0] = (ucontrol->value.integer.value[0] ? 0 : 32) | (amp->amp_vol[index][0] & 31);
-	vol[1] = (ucontrol->value.integer.value[1] ? 0 : 32) | (amp->amp_vol[index][1] & 31);
+	vol[0] = (ucontrol->value.integer.value[0] ? 0 : 32)
+		| (amp->amp_vol[index][0] & 31);
+	vol[1] = (ucontrol->value.integer.value[1] ? 0 : 32)
+		| (amp->amp_vol[index][1] & 31);
 	return awacs_amp_set_vol(amp, index, vol[0], vol[1], 1);
 }
 
@@ -403,7 +410,7 @@ static int snd_pmac_awacs_info_tone_amp(struct snd_kcontrol *kcontrol,
 	uinfo->value.integer.max = 14;
 	return 0;
 }
- 
+
 static int snd_pmac_awacs_get_tone_amp(struct snd_kcontrol *kcontrol,
 				       struct snd_ctl_elem_value *ucontrol)
 {
@@ -445,7 +452,7 @@ static int snd_pmac_awacs_info_master_amp(struct snd_kcontrol *kcontrol,
 	uinfo->value.integer.max = 99;
 	return 0;
 }
- 
+
 static int snd_pmac_awacs_get_master_amp(struct snd_kcontrol *kcontrol,
 					 struct snd_ctl_elem_value *ucontrol)
 {
@@ -544,7 +551,7 @@ static int snd_pmac_screamer_mic_boost_info(struct snd_kcontrol *kcontrol,
 	uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
 	uinfo->count = 1;
 	uinfo->value.integer.min = 0;
-	uinfo->value.integer.max = 2;
+	uinfo->value.integer.max = 3;
 	return 0;
 }
 
@@ -552,16 +559,14 @@ static int snd_pmac_screamer_mic_boost_get(struct snd_kcontrol *kcontrol,
 					   struct snd_ctl_elem_value *ucontrol)
 {
 	struct snd_pmac *chip = snd_kcontrol_chip(kcontrol);
-	int val;
+	int val = 0;
 	unsigned long flags;
 
 	spin_lock_irqsave(&chip->reg_lock, flags);
 	if (chip->awacs_reg[6] & MASK_MIC_BOOST)
-		val = 2;
-	else if (chip->awacs_reg[0] & MASK_GAINLINE)
-		val = 1;
-	else
-		val = 0;
+		val |= 2;
+	if (chip->awacs_reg[0] & MASK_GAINLINE)
+		val |= 1;
 	spin_unlock_irqrestore(&chip->reg_lock, flags);
 	ucontrol->value.integer.value[0] = val;
 	return 0;
@@ -578,11 +583,10 @@ static int snd_pmac_screamer_mic_boost_put(struct snd_kcontrol *kcontrol,
 	spin_lock_irqsave(&chip->reg_lock, flags);
 	val0 = chip->awacs_reg[0] & ~MASK_GAINLINE;
 	val6 = chip->awacs_reg[6] & ~MASK_MIC_BOOST;
-	if (ucontrol->value.integer.value[0] > 0) {
+	if (ucontrol->value.integer.value[0] & 1)
 		val0 |= MASK_GAINLINE;
-		if (ucontrol->value.integer.value[0] > 1)
-			val6 |= MASK_MIC_BOOST;
-	}
+	if (ucontrol->value.integer.value[0] & 2)
+		val6 |= MASK_MIC_BOOST;
 	if (val0 != chip->awacs_reg[0]) {
 		snd_pmac_awacs_write_reg(chip, 0, val0);
 		changed = 1;
@@ -599,9 +603,32 @@ static int snd_pmac_screamer_mic_boost_put(struct snd_kcontrol *kcontrol,
  * lists of mixer elements
  */
 static struct snd_kcontrol_new snd_pmac_awacs_mixers[] __initdata = {
-	AWACS_VOLUME("Master Playback Volume", 2, 6, 1),
 	AWACS_SWITCH("Master Capture Switch", 1, SHIFT_LOOPTHRU, 0),
-	AWACS_VOLUME("Capture Volume", 0, 4, 0),
+	AWACS_VOLUME("Master Capture Volume", 0, 4, 0),
+/*	AWACS_SWITCH("Unknown Playback Switch", 6, SHIFT_PAROUT0, 0), */
+};
+
+static struct snd_kcontrol_new snd_pmac_screamer_mixers_beige[] __initdata = {
+	AWACS_VOLUME("Master Playback Volume", 2, 6, 1),
+	AWACS_VOLUME("Play-through Playback Volume", 5, 6, 1),
+	AWACS_SWITCH("Line Capture Switch", 0, SHIFT_MUX_MIC, 0),
+	AWACS_SWITCH("CD Capture Switch", 0, SHIFT_MUX_LINE, 0),
+};
+
+static struct snd_kcontrol_new snd_pmac_screamer_mixers_imac[] __initdata = {
+	AWACS_VOLUME("Line out Playback Volume", 2, 6, 1),
+	AWACS_VOLUME("Master Playback Volume", 5, 6, 1),
+	AWACS_SWITCH("CD Capture Switch", 0, SHIFT_MUX_CD, 0),
+};
+
+static struct snd_kcontrol_new snd_pmac_awacs_mixers_pmac7500[] __initdata = {
+	AWACS_VOLUME("Line out Playback Volume", 2, 6, 1),
+	AWACS_SWITCH("CD Capture Switch", 0, SHIFT_MUX_CD, 0),
+	AWACS_SWITCH("Line Capture Switch", 0, SHIFT_MUX_MIC, 0),
+};
+
+static struct snd_kcontrol_new snd_pmac_awacs_mixers_pmac[] __initdata = {
+	AWACS_VOLUME("Master Playback Volume", 2, 6, 1),
 	AWACS_SWITCH("CD Capture Switch", 0, SHIFT_MUX_CD, 0),
 };
 
@@ -621,35 +648,61 @@ static struct snd_kcontrol_new snd_pmac_screamer_mixers2[] __initdata = {
 static struct snd_kcontrol_new snd_pmac_awacs_master_sw __initdata =
 AWACS_SWITCH("Master Playback Switch", 1, SHIFT_HDMUTE, 1);
 
+static struct snd_kcontrol_new snd_pmac_awacs_master_sw_imac __initdata =
+AWACS_SWITCH("Line out Playback Switch", 1, SHIFT_HDMUTE, 1);
+
 static struct snd_kcontrol_new snd_pmac_awacs_mic_boost[] __initdata = {
-	AWACS_SWITCH("Mic Boost", 0, SHIFT_GAINLINE, 0),
+	AWACS_SWITCH("Mic Boost Capture Switch", 0, SHIFT_GAINLINE, 0),
 };
 
 static struct snd_kcontrol_new snd_pmac_screamer_mic_boost[] __initdata = {
 	{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
-	  .name = "Mic Boost",
+	  .name = "Mic Boost Capture Volume",
 	  .info = snd_pmac_screamer_mic_boost_info,
 	  .get = snd_pmac_screamer_mic_boost_get,
 	  .put = snd_pmac_screamer_mic_boost_put,
 	},
 };
 
+static struct snd_kcontrol_new snd_pmac_awacs_mic_boost_pmac7500[] __initdata =
+{
+	AWACS_SWITCH("Line Boost Capture Switch", 0, SHIFT_GAINLINE, 0),
+};
+
+static struct snd_kcontrol_new snd_pmac_screamer_mic_boost_beige[] __initdata =
+{
+	AWACS_SWITCH("Line Boost Capture Switch", 0, SHIFT_GAINLINE, 0),
+	AWACS_SWITCH("CD Boost Capture Switch", 6, SHIFT_MIC_BOOST, 0),
+};
+
+static struct snd_kcontrol_new snd_pmac_screamer_mic_boost_imac[] __initdata =
+{
+	AWACS_SWITCH("Line Boost Capture Switch", 0, SHIFT_GAINLINE, 0),
+	AWACS_SWITCH("Mic Boost Capture Switch", 6, SHIFT_MIC_BOOST, 0),
+};
+
 static struct snd_kcontrol_new snd_pmac_awacs_speaker_vol[] __initdata = {
 	AWACS_VOLUME("PC Speaker Playback Volume", 4, 6, 1),
 };
+
 static struct snd_kcontrol_new snd_pmac_awacs_speaker_sw __initdata =
 AWACS_SWITCH("PC Speaker Playback Switch", 1, SHIFT_SPKMUTE, 1);
 
+static struct snd_kcontrol_new snd_pmac_awacs_speaker_sw_imac __initdata =
+AWACS_SWITCH("PC Speaker Playback Switch", 1, SHIFT_PAROUT1, 0);
+
 
 /*
  * add new mixer elements to the card
  */
-static int build_mixers(struct snd_pmac *chip, int nums, struct snd_kcontrol_new *mixers)
+static int build_mixers(struct snd_pmac *chip, int nums,
+			struct snd_kcontrol_new *mixers)
 {
 	int i, err;
 
 	for (i = 0; i < nums; i++) {
-		if ((err = snd_ctl_add(chip->card, snd_ctl_new1(&mixers[i], chip))) < 0)
+		err = snd_ctl_add(chip->card, snd_ctl_new1(&mixers[i], chip));
+		if (err < 0)
 			return err;
 	}
 	return 0;
@@ -699,8 +752,10 @@ static void snd_pmac_awacs_resume(struct snd_pmac *chip)
 #ifdef PMAC_AMP_AVAIL
 	if (chip->mixer_data) {
 		struct awacs_amp *amp = chip->mixer_data;
-		awacs_amp_set_vol(amp, 0, amp->amp_vol[0][0], amp->amp_vol[0][1], 0);
-		awacs_amp_set_vol(amp, 1, amp->amp_vol[1][0], amp->amp_vol[1][1], 0);
+		awacs_amp_set_vol(amp, 0,
+				  amp->amp_vol[0][0], amp->amp_vol[0][1], 0);
+		awacs_amp_set_vol(amp, 1,
+				  amp->amp_vol[1][0], amp->amp_vol[1][1], 0);
 		awacs_amp_set_tone(amp, amp->amp_tone[0], amp->amp_tone[1]);
 		awacs_amp_set_master(amp, amp->amp_master);
 	}
@@ -708,6 +763,14 @@ static void snd_pmac_awacs_resume(struct snd_pmac *chip)
 }
 #endif /* CONFIG_PM */
 
+#define IS_PM7500 (machine_is_compatible("AAPL,7500"))
+#define IS_BEIGE (machine_is_compatible("AAPL,Gossamer"))
+#define IS_IMAC (machine_is_compatible("PowerMac2,1") \
+		|| machine_is_compatible("PowerMac2,2") \
+		|| machine_is_compatible("PowerMac4,1"))
+
+static int imac;
+
 #ifdef PMAC_SUPPORT_AUTOMUTE
 /*
  * auto-mute stuffs
@@ -750,9 +813,16 @@ static void snd_pmac_awacs_update_automute(struct snd_pmac *chip, int do_notify)
 		} else
 #endif
 		{
-			int reg = chip->awacs_reg[1] | (MASK_HDMUTE|MASK_SPKMUTE);
+			int reg = chip->awacs_reg[1]
+				| (MASK_HDMUTE | MASK_SPKMUTE);
+			if (imac) {
+				reg &= ~MASK_SPKMUTE;
+				reg &= ~MASK_PAROUT1;
+			}
 			if (snd_pmac_awacs_detect_headphone(chip))
 				reg &= ~MASK_HDMUTE;
+			else if (imac)
+				reg |= MASK_PAROUT1;
 			else
 				reg &= ~MASK_SPKMUTE;
 			if (do_notify && reg == chip->awacs_reg[1])
@@ -778,8 +848,11 @@ static void snd_pmac_awacs_update_automute(struct snd_pmac *chip, int do_notify)
 int __init
 snd_pmac_awacs_init(struct snd_pmac *chip)
 {
+	int pm7500 = IS_PM7500;
+	int beige = IS_BEIGE;
 	int err, vol;
 
+	imac = IS_IMAC;
 	/* looks like MASK_GAINLINE triggers something, so we set here
 	 * as start-up
 	 */
@@ -787,7 +860,7 @@ snd_pmac_awacs_init(struct snd_pmac *chip)
 	chip->awacs_reg[1] = MASK_CMUTE | MASK_AMUTE;
 	/* FIXME: Only machines with external SRS module need MASK_PAROUT */
 	if (chip->has_iic || chip->device_id == 0x5 ||
-	    /*chip->_device_id == 0x8 || */
+	    /* chip->_device_id == 0x8 || */
 	    chip->device_id == 0xb)
 		chip->awacs_reg[1] |= MASK_PAROUT;
 	/* get default volume from nvram */
@@ -798,8 +871,10 @@ snd_pmac_awacs_init(struct snd_pmac *chip)
 	chip->awacs_reg[2] = vol;
 	chip->awacs_reg[4] = vol;
 	if (chip->model == PMAC_SCREAMER) {
-		chip->awacs_reg[5] = vol; /* FIXME: screamer has loopthru vol control */
-		chip->awacs_reg[6] = MASK_MIC_BOOST; /* FIXME: maybe should be vol << 3 for PCMCIA speaker */
+		/* FIXME: screamer has loopthru vol control */
+		chip->awacs_reg[5] = vol;
+		/* FIXME: maybe should be vol << 3 for PCMCIA speaker */
+		chip->awacs_reg[6] = MASK_MIC_BOOST;
 		chip->awacs_reg[7] = 0;
 	}
 
@@ -815,7 +890,8 @@ snd_pmac_awacs_init(struct snd_pmac *chip)
 			return -ENOMEM;
 		chip->mixer_data = amp;
 		chip->mixer_free = awacs_amp_free;
-		awacs_amp_set_vol(amp, 0, 63, 63, 0); /* mute and zero vol */
+		/* mute and zero vol */
+		awacs_amp_set_vol(amp, 0, 63, 63, 0);
 		awacs_amp_set_vol(amp, 1, 63, 63, 0);
 		awacs_amp_set_tone(amp, 7, 7); /* 0 dB */
 		awacs_amp_set_master(amp, 79); /* 0 dB */
@@ -826,20 +902,25 @@ snd_pmac_awacs_init(struct snd_pmac *chip)
 		/* set headphone-jack detection bit */
 		switch (chip->model) {
 		case PMAC_AWACS:
-			chip->hp_stat_mask = 0x04;
+			chip->hp_stat_mask = pm7500 ? MASK_HDPCONN
+				: MASK_LOCONN;
 			break;
 		case PMAC_SCREAMER:
 			switch (chip->device_id) {
 			case 0x08:
-				/* 1 = side jack, 2 = front jack */
-				chip->hp_stat_mask = 0x03;
+			case 0x0B:
+				chip->hp_stat_mask = imac
+					? MASK_LOCONN_IMAC |
+					MASK_HDPLCONN_IMAC |
+					MASK_HDPRCONN_IMAC
+					: MASK_HDPCONN;
 				break;
 			case 0x00:
 			case 0x05:
-				chip->hp_stat_mask = 0x04;
+				chip->hp_stat_mask = MASK_LOCONN;
 				break;
 			default:
-				chip->hp_stat_mask = 0x08;
+				chip->hp_stat_mask = MASK_HDPCONN;
 				break;
 			}
 			break;
@@ -854,19 +935,43 @@ snd_pmac_awacs_init(struct snd_pmac *chip)
 	 */
 	strcpy(chip->card->mixername, "PowerMac AWACS");
 
-	if ((err = build_mixers(chip, ARRAY_SIZE(snd_pmac_awacs_mixers),
-				snd_pmac_awacs_mixers)) < 0)
+	err = build_mixers(chip, ARRAY_SIZE(snd_pmac_awacs_mixers),
+				snd_pmac_awacs_mixers);
+	if (err < 0)
 		return err;
-	if (chip->model == PMAC_SCREAMER)
+	if (beige)
+		;
+	else if (chip->model == PMAC_SCREAMER)
 		err = build_mixers(chip, ARRAY_SIZE(snd_pmac_screamer_mixers2),
 				   snd_pmac_screamer_mixers2);
-	else
+	else if (!pm7500)
 		err = build_mixers(chip, ARRAY_SIZE(snd_pmac_awacs_mixers2),
 				   snd_pmac_awacs_mixers2);
 	if (err < 0)
 		return err;
-	chip->master_sw_ctl = snd_ctl_new1(&snd_pmac_awacs_master_sw, chip);
-	if ((err = snd_ctl_add(chip->card, chip->master_sw_ctl)) < 0)
+	if (pm7500)
+		err = build_mixers(chip,
+				   ARRAY_SIZE(snd_pmac_awacs_mixers_pmac7500),
+				   snd_pmac_awacs_mixers_pmac7500);
+	else if (beige)
+		err = build_mixers(chip,
+				   ARRAY_SIZE(snd_pmac_screamer_mixers_beige),
+				   snd_pmac_screamer_mixers_beige);
+	else if (imac)
+		err = build_mixers(chip,
+				   ARRAY_SIZE(snd_pmac_screamer_mixers_imac),
+				   snd_pmac_screamer_mixers_imac);
+	else
+		err = build_mixers(chip,
+				   ARRAY_SIZE(snd_pmac_awacs_mixers_pmac),
+				   snd_pmac_awacs_mixers_pmac);
+	if (err < 0)
+		return err;
+	chip->master_sw_ctl = snd_ctl_new1((pm7500 || imac)
+			? &snd_pmac_awacs_master_sw_imac
+			: &snd_pmac_awacs_master_sw, chip);
+	err = snd_ctl_add(chip->card, chip->master_sw_ctl);
+	if (err < 0)
 		return err;
 #ifdef PMAC_AMP_AVAIL
 	if (chip->mixer_data) {
@@ -876,37 +981,58 @@ snd_pmac_awacs_init(struct snd_pmac *chip)
 		 * screamer registers.
 		 * in this case, it seems the route C is not used.
 		 */
-		if ((err = build_mixers(chip, ARRAY_SIZE(snd_pmac_awacs_amp_vol),
-					snd_pmac_awacs_amp_vol)) < 0)
+		err = build_mixers(chip, ARRAY_SIZE(snd_pmac_awacs_amp_vol),
+					snd_pmac_awacs_amp_vol);
+		if (err < 0)
 			return err;
 		/* overwrite */
-		chip->master_sw_ctl = snd_ctl_new1(&snd_pmac_awacs_amp_hp_sw, chip);
-		if ((err = snd_ctl_add(chip->card, chip->master_sw_ctl)) < 0)
+		chip->master_sw_ctl = snd_ctl_new1(&snd_pmac_awacs_amp_hp_sw,
+							chip);
+		err = snd_ctl_add(chip->card, chip->master_sw_ctl);
+		if (err < 0)
 			return err;
-		chip->speaker_sw_ctl = snd_ctl_new1(&snd_pmac_awacs_amp_spk_sw, chip);
-		if ((err = snd_ctl_add(chip->card, chip->speaker_sw_ctl)) < 0)
+		chip->speaker_sw_ctl = snd_ctl_new1(&snd_pmac_awacs_amp_spk_sw,
+							chip);
+		err = snd_ctl_add(chip->card, chip->speaker_sw_ctl);
+		if (err < 0)
 			return err;
 	} else
 #endif /* PMAC_AMP_AVAIL */
 	{
 		/* route A = headphone, route C = speaker */
-		if ((err = build_mixers(chip, ARRAY_SIZE(snd_pmac_awacs_speaker_vol),
-					snd_pmac_awacs_speaker_vol)) < 0)
+		err = build_mixers(chip, ARRAY_SIZE(snd_pmac_awacs_speaker_vol),
+					snd_pmac_awacs_speaker_vol);
+		if (err < 0)
 			return err;
-		chip->speaker_sw_ctl = snd_ctl_new1(&snd_pmac_awacs_speaker_sw, chip);
-		if ((err = snd_ctl_add(chip->card, chip->speaker_sw_ctl)) < 0)
+		chip->speaker_sw_ctl = snd_ctl_new1(imac
+				? &snd_pmac_awacs_speaker_sw_imac
+				: &snd_pmac_awacs_speaker_sw, chip);
+		err = snd_ctl_add(chip->card, chip->speaker_sw_ctl);
+		if (err < 0)
 			return err;
 	}
 
-	if (chip->model == PMAC_SCREAMER) {
-		if ((err = build_mixers(chip, ARRAY_SIZE(snd_pmac_screamer_mic_boost),
-					snd_pmac_screamer_mic_boost)) < 0)
-			return err;
-	} else {
-		if ((err = build_mixers(chip, ARRAY_SIZE(snd_pmac_awacs_mic_boost),
-					snd_pmac_awacs_mic_boost)) < 0)
-			return err;
-	}
+	if (beige)
+		err = build_mixers(chip,
+				ARRAY_SIZE(snd_pmac_screamer_mic_boost_beige),
+				snd_pmac_screamer_mic_boost_beige);
+	else if (imac)
+		err = build_mixers(chip,
+				ARRAY_SIZE(snd_pmac_screamer_mic_boost_imac),
+				snd_pmac_screamer_mic_boost_imac);
+	else if (chip->model == PMAC_SCREAMER)
+		err = build_mixers(chip,
+				ARRAY_SIZE(snd_pmac_screamer_mic_boost),
+				snd_pmac_screamer_mic_boost);
+	else if (pm7500)
+		err = build_mixers(chip,
+				ARRAY_SIZE(snd_pmac_awacs_mic_boost_pmac7500),
+				snd_pmac_awacs_mic_boost_pmac7500);
+	else
+		err = build_mixers(chip, ARRAY_SIZE(snd_pmac_awacs_mic_boost),
+				snd_pmac_awacs_mic_boost);
+	if (err < 0)
+		return err;
 
 	/*
 	 * set lowlevel callbacks
@@ -917,7 +1043,8 @@ snd_pmac_awacs_init(struct snd_pmac *chip)
 	chip->resume = snd_pmac_awacs_resume;
 #endif
 #ifdef PMAC_SUPPORT_AUTOMUTE
-	if ((err = snd_pmac_add_automute(chip)) < 0)
+	err = snd_pmac_add_automute(chip);
+	if (err < 0)
 		return err;
 	chip->detect_headphone = snd_pmac_awacs_detect_headphone;
 	chip->update_automute = snd_pmac_awacs_update_automute;
diff --git a/sound/ppc/awacs.h b/sound/ppc/awacs.h
index 1b2cc44eda5..c33e6a531cf 100644
--- a/sound/ppc/awacs.h
+++ b/sound/ppc/awacs.h
@@ -116,6 +116,11 @@ struct awacs_regs {
 #define MASK_HDMUTE	MASK_AMUTE
 #define SHIFT_HDMUTE	9
 #define MASK_PAROUT	(0x3 << 10)	/* Parallel Out (???) */
+#define MASK_PAROUT0	(0x1 << 10)	/* Parallel Out (???) */
+#define MASK_PAROUT1	(0x1 << 11)	/* Parallel Out (enable speaker) */
+#define SHIFT_PAROUT	10
+#define SHIFT_PAROUT0	10
+#define SHIFT_PAROUT1	11
 
 #define SAMPLERATE_48000	(0x0 << 3)	/* 48 or 44.1 kHz */
 #define SAMPLERATE_32000	(0x1 << 3)	/* 32 or 29.4 kHz */
@@ -139,7 +144,7 @@ struct awacs_regs {
 #define VOLLEFT(x)	(((~(x)) << 6) & MASK_OUTVOLLEFT)
 
 /* address 6 */
-#define MASK_MIC_BOOST  (0x4)           /* screamer mic boost */
+#define MASK_MIC_BOOST  (0x4)		/* screamer mic boost */
 #define SHIFT_MIC_BOOST	2
 
 /* Audio Codec Status Reg Bit Masks */
@@ -152,8 +157,15 @@ struct awacs_regs {
 #define MASK_REVISION	(0xf << 12)	/* Revision Number */
 #define MASK_MFGID	(0xf << 8)	/* Mfg. ID */
 #define MASK_CODSTATRES	(0xf << 4)	/* bits 4 - 7 reserved */
-#define MASK_INPPORT	(0xf)		/* Input Port */
-#define MASK_HDPCONN	8		/* headphone plugged in */
+#define MASK_INSENSE	(0xf)		/* port sense bits: */
+#define MASK_HDPCONN		8	/* headphone plugged in */
+#define MASK_LOCONN		4	/* line-out plugged in */
+#define MASK_LICONN		2	/* line-in plugged in */
+#define MASK_MICCONN		1	/* microphone plugged in */
+#define MASK_LICONN_IMAC	8	/* line-in plugged in */
+#define MASK_HDPRCONN_IMAC	4	/* headphone right plugged in */
+#define MASK_HDPLCONN_IMAC	2	/* headphone left plugged in */
+#define MASK_LOCONN_IMAC	1	/* line-out plugged in */
 
 /* Clipping Count Reg Bit Masks */
 /* -------- ----- --- --- ----- */
@@ -163,7 +175,8 @@ struct awacs_regs {
 /* DBDMA ChannelStatus Bit Masks */
 /* ----- ------------- --- ----- */
 #define MASK_CSERR	(0x1 << 7)	/* Error */
-#define MASK_EOI	(0x1 << 6)	/* End of Input -- only for Input Channel */
+#define MASK_EOI	(0x1 << 6)	/* End of Input --
+					   only for Input Channel */
 #define MASK_CSUNUSED	(0x1f << 1)	/* bits 1-5 not used */
 #define MASK_WAIT	(0x1)		/* Wait */
 
diff --git a/sound/ppc/burgundy.c b/sound/ppc/burgundy.c
index 1a545ac0de0..f860d39af36 100644
--- a/sound/ppc/burgundy.c
+++ b/sound/ppc/burgundy.c
@@ -102,7 +102,8 @@ snd_pmac_burgundy_rcw(struct snd_pmac *chip, unsigned addr)
 }
 
 static void
-snd_pmac_burgundy_wcb(struct snd_pmac *chip, unsigned int addr, unsigned int val)
+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);
@@ -126,8 +127,11 @@ snd_pmac_burgundy_rcb(struct snd_pmac *chip, unsigned int addr)
 	return val;
 }
 
+#define BASE2ADDR(base)	((base) << 12)
+#define ADDR2BASE(addr)	((addr) >> 12)
+
 /*
- * Burgundy volume: 0 - 100, stereo
+ * Burgundy volume: 0 - 100, stereo, word reg
  */
 static void
 snd_pmac_burgundy_write_volume(struct snd_pmac *chip, unsigned int address,
@@ -168,13 +172,6 @@ snd_pmac_burgundy_read_volume(struct snd_pmac *chip, unsigned int address,
 		volume[1] = 0;
 }
 
-
-/*
- */
-
-#define BASE2ADDR(base)	((base) << 12)
-#define ADDR2BASE(addr)	((addr) >> 12)
-
 static int snd_pmac_burgundy_info_volume(struct snd_kcontrol *kcontrol,
 					 struct snd_ctl_elem_info *uinfo)
 {
@@ -191,8 +188,8 @@ static int snd_pmac_burgundy_get_volume(struct snd_kcontrol *kcontrol,
 	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);
+	snd_pmac_burgundy_read_volume(chip, addr,
+				      ucontrol->value.integer.value, shift);
 	return 0;
 }
 
@@ -204,24 +201,163 @@ static int snd_pmac_burgundy_put_volume(struct snd_kcontrol *kcontrol,
 	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_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(xname, xindex, addr, shift) \
+#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)) }
 
-/* lineout/speaker */
+/*
+ * 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;
 
-static int snd_pmac_burgundy_info_switch_out(struct snd_kcontrol *kcontrol,
-					     struct snd_ctl_elem_info *uinfo)
+	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;
@@ -231,111 +367,207 @@ static int snd_pmac_burgundy_info_switch_out(struct snd_kcontrol *kcontrol,
 	return 0;
 }
 
-static int snd_pmac_burgundy_get_switch_out(struct snd_kcontrol *kcontrol,
-					    struct snd_ctl_elem_value *ucontrol)
+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);
-	int lmask = kcontrol->private_value & 0xff;
-	int rmask = (kcontrol->private_value >> 8) & 0xff;
+	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_rcb(chip, MASK_ADDR_BURGUNDY_MORE_OUTPUTENABLES);
+	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_out(struct snd_kcontrol *kcontrol,
-					    struct snd_ctl_elem_value *ucontrol)
+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);
-	int lmask = kcontrol->private_value & 0xff;
-	int rmask = (kcontrol->private_value >> 8) & 0xff;
+	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_rcb(chip, MASK_ADDR_BURGUNDY_MORE_OUTPUTENABLES);
-	val = oval & ~(lmask | rmask);
+	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_wcb(chip, MASK_ADDR_BURGUNDY_MORE_OUTPUTENABLES, val);
+	snd_pmac_burgundy_wcw(chip, addr, val);
 	return val != oval;
 }
 
-#define BURGUNDY_OUTPUT_SWITCH(xname, xindex, lmask, rmask, stereo) \
+#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_out,\
-  .get = snd_pmac_burgundy_get_switch_out,\
-  .put = snd_pmac_burgundy_put_switch_out,\
-  .private_value = ((lmask) | ((rmask) << 8) | ((stereo) << 24)) }
-
-/* line/speaker output volume */
-static int snd_pmac_burgundy_info_volume_out(struct snd_kcontrol *kcontrol,
-					     struct snd_ctl_elem_info *uinfo)
+  .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_INTEGER;
+	uinfo->type = SNDRV_CTL_ELEM_TYPE_BOOLEAN;
 	uinfo->count = stereo + 1;
 	uinfo->value.integer.min = 0;
-	uinfo->value.integer.max = 15;
+	uinfo->value.integer.max = 1;
 	return 0;
 }
 
-static int snd_pmac_burgundy_get_volume_out(struct snd_kcontrol *kcontrol,
-					    struct snd_ctl_elem_value *ucontrol)
+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 & 0xff);
+	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 oval;
-
-	oval = ~snd_pmac_burgundy_rcb(chip, addr) & 0xff;
-	ucontrol->value.integer.value[0] = oval & 0xf;
+	int val = snd_pmac_burgundy_rcb(chip, addr);
+	ucontrol->value.integer.value[0] = (val & lmask) ? 1 : 0;
 	if (stereo)
-		ucontrol->value.integer.value[1] = (oval >> 4) & 0xf;
+		ucontrol->value.integer.value[1] = (val & rmask) ? 1 : 0;
 	return 0;
 }
 
-static int snd_pmac_burgundy_put_volume_out(struct snd_kcontrol *kcontrol,
-					    struct snd_ctl_elem_value *ucontrol)
+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 & 0xff);
+	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;
-	unsigned int oval, val;
-
-	oval = ~snd_pmac_burgundy_rcb(chip, addr) & 0xff;
-	val = ucontrol->value.integer.value[0] & 15;
-	if (stereo)
-		val |= (ucontrol->value.integer.value[1] & 15) << 4;
-	else
-		val |= val << 4;
-	val = ~val & 0xff;
+	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_OUTPUT_VOLUME(xname, xindex, addr, stereo) \
+#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_volume_out,\
-  .get = snd_pmac_burgundy_get_volume_out,\
-  .put = snd_pmac_burgundy_put_volume_out,\
-  .private_value = (ADDR2BASE(addr) | ((stereo) << 24)) }
+  .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("Master Playback Volume", 0, MASK_ADDR_BURGUNDY_MASTER_VOLUME, 8),
-	BURGUNDY_VOLUME("Line Playback Volume", 0, MASK_ADDR_BURGUNDY_VOLLINE, 16),
-	BURGUNDY_VOLUME("CD Playback Volume", 0, MASK_ADDR_BURGUNDY_VOLCD, 16),
-	BURGUNDY_VOLUME("Mic Playback Volume", 0, MASK_ADDR_BURGUNDY_VOLMIC, 16),
-	BURGUNDY_OUTPUT_VOLUME("PC Speaker Playback Volume", 0, MASK_ADDR_BURGUNDY_ATTENHP, 0),
-	/*BURGUNDY_OUTPUT_VOLUME("PCM Playback Volume", 0, MASK_ADDR_BURGUNDY_ATTENLINEOUT, 1),*/
-	BURGUNDY_OUTPUT_VOLUME("Headphone Playback Volume", 0, MASK_ADDR_BURGUNDY_ATTENSPEAKER, 1),
-};	
-static struct snd_kcontrol_new snd_pmac_burgundy_master_sw __initdata = 
-BURGUNDY_OUTPUT_SWITCH("Headphone Playback Switch", 0, BURGUNDY_OUTPUT_LEFT, BURGUNDY_OUTPUT_RIGHT, 1);
-static struct snd_kcontrol_new snd_pmac_burgundy_speaker_sw __initdata = 
-BURGUNDY_OUTPUT_SWITCH("PC Speaker Playback Switch", 0, BURGUNDY_OUTPUT_INTERN, 0, 0);
+	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
@@ -350,16 +582,26 @@ static int snd_pmac_burgundy_detect_headphone(struct snd_pmac *chip)
 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 &= ~(BURGUNDY_OUTPUT_LEFT | BURGUNDY_OUTPUT_RIGHT | BURGUNDY_OUTPUT_INTERN);
+		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 |= BURGUNDY_OUTPUT_LEFT | BURGUNDY_OUTPUT_RIGHT;
+			reg |= imac ? (BURGUNDY_HP_LEFT | BURGUNDY_HP_RIGHT)
+				: (BURGUNDY_OUTPUT_LEFT
+					| BURGUNDY_OUTPUT_RIGHT);
 		else
-			reg |= BURGUNDY_OUTPUT_INTERN;
+			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);
+		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);
@@ -378,6 +620,7 @@ static void snd_pmac_burgundy_update_automute(struct snd_pmac *chip, int do_noti
  */
 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 */
@@ -386,7 +629,7 @@ int __init snd_pmac_burgundy_init(struct snd_pmac *chip)
 		return 1;
 	}
 
-	snd_pmac_burgundy_wcb(chip, MASK_ADDR_BURGUNDY_OUTPUTENABLES,
+	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);
@@ -396,7 +639,8 @@ int __init snd_pmac_burgundy_init(struct snd_pmac *chip)
 	snd_pmac_burgundy_wcb(chip, MASK_ADDR_BURGUNDY_INPSEL21,
 			   DEF_BURGUNDY_INPSEL21);
 	snd_pmac_burgundy_wcb(chip, MASK_ADDR_BURGUNDY_INPSEL3,
-			   DEF_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,
@@ -422,27 +666,62 @@ int __init snd_pmac_burgundy_init(struct snd_pmac *chip)
 	snd_pmac_burgundy_wcw(chip, MASK_ADDR_BURGUNDY_VOLMIC,
 			   DEF_BURGUNDY_VOLMIC);
 
-	if (chip->hp_stat_mask == 0)
+	if (chip->hp_stat_mask == 0) {
 		/* set headphone-jack detection bit */
-		chip->hp_stat_mask = 0x04;
-
+		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++) {
-		if ((err = snd_ctl_add(chip->card, snd_ctl_new1(&snd_pmac_burgundy_mixers[i], chip))) < 0)
+		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(&snd_pmac_burgundy_master_sw, chip);
-	if ((err = snd_ctl_add(chip->card, chip->master_sw_ctl)) < 0)
+	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;
-	chip->speaker_sw_ctl = snd_ctl_new1(&snd_pmac_burgundy_speaker_sw, chip);
-	if ((err = snd_ctl_add(chip->card, chip->speaker_sw_ctl)) < 0)
+	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
-	if ((err = snd_pmac_add_automute(chip)) < 0)
+	err = snd_pmac_add_automute(chip);
+	if (err < 0)
 		return err;
 
 	chip->detect_headphone = snd_pmac_burgundy_detect_headphone;
diff --git a/sound/ppc/burgundy.h b/sound/ppc/burgundy.h
index ebb457a8342..7a7f9cf3d29 100644
--- a/sound/ppc/burgundy.h
+++ b/sound/ppc/burgundy.h
@@ -22,6 +22,7 @@
 #ifndef __BURGUNDY_H
 #define __BURGUNDY_H
 
+#define MASK_ADDR_BURGUNDY_INPBOOST (0x10 << 12)
 #define MASK_ADDR_BURGUNDY_INPSEL21 (0x11 << 12)
 #define MASK_ADDR_BURGUNDY_INPSEL3 (0x12 << 12)
 
@@ -35,7 +36,10 @@
 #define MASK_ADDR_BURGUNDY_VOLCH3 (0x22 << 12)
 #define MASK_ADDR_BURGUNDY_VOLCH4 (0x23 << 12)
 
+#define MASK_ADDR_BURGUNDY_CAPTURESELECTS (0x2A << 12)
 #define MASK_ADDR_BURGUNDY_OUTPUTSELECTS (0x2B << 12)
+#define MASK_ADDR_BURGUNDY_VOLMIX01 (0x2D << 12)
+#define MASK_ADDR_BURGUNDY_VOLMIX23 (0x2E << 12)
 #define MASK_ADDR_BURGUNDY_OUTPUTENABLES (0x2F << 12)
 
 #define MASK_ADDR_BURGUNDY_MASTER_VOLUME (0x30 << 12)
@@ -45,6 +49,10 @@
 #define MASK_ADDR_BURGUNDY_ATTENSPEAKER (0x62 << 12)
 #define MASK_ADDR_BURGUNDY_ATTENLINEOUT (0x63 << 12)
 #define MASK_ADDR_BURGUNDY_ATTENHP (0x64 << 12)
+#define MASK_ADDR_BURGUNDY_ATTENMONO (0x65 << 12)
+
+#define MASK_ADDR_BURGUNDY_HOSTIFAD (0x78 << 12)
+#define MASK_ADDR_BURGUNDY_HOSTIFEH (0x79 << 12)
 
 #define MASK_ADDR_BURGUNDY_VOLCD (MASK_ADDR_BURGUNDY_VOLCH1)
 #define MASK_ADDR_BURGUNDY_VOLLINE (MASK_ADDR_BURGUNDY_VOLCH2)
@@ -59,21 +67,22 @@
 
 /* These are all default values for the burgundy */
 #define DEF_BURGUNDY_INPSEL21 (0xAA)
-#define DEF_BURGUNDY_INPSEL3 (0x0A)
+#define DEF_BURGUNDY_INPSEL3_IMAC (0x0A)
+#define DEF_BURGUNDY_INPSEL3_PMAC (0x05)
 
 #define DEF_BURGUNDY_GAINCD (0x33)
 #define DEF_BURGUNDY_GAINLINE (0x44)
 #define DEF_BURGUNDY_GAINMIC (0x44)
 #define DEF_BURGUNDY_GAINMODEM (0x06)
 
-/* Remember: lowest volume here is 0x9b */
+/* Remember: lowest volume here is 0x9B (155) */
 #define DEF_BURGUNDY_VOLCD (0xCCCCCCCC)
 #define DEF_BURGUNDY_VOLLINE (0x00000000)
 #define DEF_BURGUNDY_VOLMIC (0x00000000)
 #define DEF_BURGUNDY_VOLMODEM (0xCCCCCCCC)
 
-#define DEF_BURGUNDY_OUTPUTSELECTS (0x010f010f)
-#define DEF_BURGUNDY_OUTPUTENABLES (0x0A)
+#define DEF_BURGUNDY_OUTPUTSELECTS (0x010F010F)
+#define DEF_BURGUNDY_OUTPUTENABLES (0x0100000A)
 
 /* #define DEF_BURGUNDY_MASTER_VOLUME (0xFFFFFFFF) */ /* too loud */
 #define DEF_BURGUNDY_MASTER_VOLUME (0xDDDDDDDD)
@@ -84,12 +93,22 @@
 #define DEF_BURGUNDY_ATTENLINEOUT (0xCC)
 #define DEF_BURGUNDY_ATTENHP (0xCC)
 
-/* OUTPUTENABLES bits */
+/* MORE_OUTPUTENABLES bits */
 #define BURGUNDY_OUTPUT_LEFT	0x02
 #define BURGUNDY_OUTPUT_RIGHT	0x04
+#define BURGUNDY_LINEOUT_LEFT	0x08
+#define BURGUNDY_LINEOUT_RIGHT	0x10
+#define BURGUNDY_HP_LEFT	0x20
+#define BURGUNDY_HP_RIGHT	0x40
 #define BURGUNDY_OUTPUT_INTERN	0x80
 
-/* volume offset */
+/* Headphone detection bits */
+#define BURGUNDY_HPDETECT_PMAC_BACK	0x04
+#define BURGUNDY_HPDETECT_IMAC_SIDE	0x04
+#define BURGUNDY_HPDETECT_IMAC_UPPER	0x08
+#define BURGUNDY_HPDETECT_IMAC_LOWER	0x01
+
+/* Volume offset */
 #define BURGUNDY_VOLUME_OFFSET	155
 
 #endif /* __BURGUNDY_H */
diff --git a/sound/ppc/pmac.c b/sound/ppc/pmac.c
index 613a565e04d..a38c0c790d2 100644
--- a/sound/ppc/pmac.c
+++ b/sound/ppc/pmac.c
@@ -214,7 +214,7 @@ static int snd_pmac_pcm_prepare(struct snd_pmac *chip, struct pmac_stream *rec,
 	int rate_index;
 	long offset;
 	struct pmac_stream *astr;
-	
+
 	rec->dma_size = snd_pcm_lib_buffer_bytes(subs);
 	rec->period_size = snd_pcm_lib_period_bytes(subs);
 	rec->nperiods = rec->dma_size / rec->period_size;
@@ -643,7 +643,7 @@ static int snd_pmac_pcm_close(struct snd_pmac *chip, struct pmac_stream *rec,
 	/* reset constraints */
 	astr->cur_freqs = chip->freqs_ok;
 	astr->cur_formats = chip->formats_ok;
-	
+
 	return 0;
 }
 
@@ -1300,9 +1300,9 @@ int __init snd_pmac_new(struct snd_card *card, struct snd_pmac **chip_return)
 
 	snd_pmac_sound_feature(chip, 1);
 
-	/* reset */
-	if (chip->model == PMAC_AWACS)
-		out_le32(&chip->awacs->control, 0x11);
+	/* reset & enable interrupts */
+	if (chip->model <= PMAC_BURGUNDY)
+		out_le32(&chip->awacs->control, chip->control_mask);
 
 	/* Powerbooks have odd ways of enabling inputs such as
 	   an expansion-bay CD or sound from an internal modem