diff --git a/sound/ppc/daca.c b/sound/ppc/daca.c
index a737f29..08cde51 100644
--- a/sound/ppc/daca.c
+++ b/sound/ppc/daca.c
@@ -40,18 +40,18 @@
 #define DACA_VOL_MAX	0x38
 
 
-typedef struct pmac_daca_t {
-	pmac_keywest_t i2c;
+struct pmac_daca {
+	struct pmac_keywest i2c;
 	int left_vol, right_vol;
 	unsigned int deemphasis : 1;
 	unsigned int amp_on : 1;
-} pmac_daca_t;
+};
 
 
 /*
  * initialize / detect DACA
  */
-static int daca_init_client(pmac_keywest_t *i2c)
+static int daca_init_client(struct pmac_keywest *i2c)
 {
 	unsigned short wdata = 0x00;
 	/* SR: no swap, 1bit delay, 32-48kHz */
@@ -66,7 +66,7 @@
 /*
  * update volume
  */
-static int daca_set_volume(pmac_daca_t *mix)
+static int daca_set_volume(struct pmac_daca *mix)
 {
 	unsigned char data[2];
   
@@ -92,7 +92,8 @@
 
 
 /* deemphasis switch */
-static int daca_info_deemphasis(snd_kcontrol_t *kcontrol, snd_ctl_elem_info_t *uinfo)
+static int daca_info_deemphasis(struct snd_kcontrol *kcontrol,
+				struct snd_ctl_elem_info *uinfo)
 {
 	uinfo->type = SNDRV_CTL_ELEM_TYPE_BOOLEAN;
 	uinfo->count = 1;
@@ -101,20 +102,22 @@
 	return 0;
 }
 
-static int daca_get_deemphasis(snd_kcontrol_t *kcontrol, snd_ctl_elem_value_t *ucontrol)
+static int daca_get_deemphasis(struct snd_kcontrol *kcontrol,
+			       struct snd_ctl_elem_value *ucontrol)
 {
-	pmac_t *chip = snd_kcontrol_chip(kcontrol);
-	pmac_daca_t *mix;
+	struct snd_pmac *chip = snd_kcontrol_chip(kcontrol);
+	struct pmac_daca *mix;
 	if (! (mix = chip->mixer_data))
 		return -ENODEV;
 	ucontrol->value.integer.value[0] = mix->deemphasis ? 1 : 0;
 	return 0;
 }
 
-static int daca_put_deemphasis(snd_kcontrol_t *kcontrol, snd_ctl_elem_value_t *ucontrol)
+static int daca_put_deemphasis(struct snd_kcontrol *kcontrol,
+			       struct snd_ctl_elem_value *ucontrol)
 {
-	pmac_t *chip = snd_kcontrol_chip(kcontrol);
-	pmac_daca_t *mix;
+	struct snd_pmac *chip = snd_kcontrol_chip(kcontrol);
+	struct pmac_daca *mix;
 	int change;
 
 	if (! (mix = chip->mixer_data))
@@ -128,7 +131,8 @@
 }
 
 /* output volume */
-static int daca_info_volume(snd_kcontrol_t *kcontrol, snd_ctl_elem_info_t *uinfo)
+static int daca_info_volume(struct snd_kcontrol *kcontrol,
+			    struct snd_ctl_elem_info *uinfo)
 {
 	uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
 	uinfo->count = 2;
@@ -137,10 +141,11 @@
 	return 0;
 }
 
-static int daca_get_volume(snd_kcontrol_t *kcontrol, snd_ctl_elem_value_t *ucontrol)
+static int daca_get_volume(struct snd_kcontrol *kcontrol,
+			   struct snd_ctl_elem_value *ucontrol)
 {
-	pmac_t *chip = snd_kcontrol_chip(kcontrol);
-	pmac_daca_t *mix;
+	struct snd_pmac *chip = snd_kcontrol_chip(kcontrol);
+	struct pmac_daca *mix;
 	if (! (mix = chip->mixer_data))
 		return -ENODEV;
 	ucontrol->value.integer.value[0] = mix->left_vol;
@@ -148,10 +153,11 @@
 	return 0;
 }
 
-static int daca_put_volume(snd_kcontrol_t *kcontrol, snd_ctl_elem_value_t *ucontrol)
+static int daca_put_volume(struct snd_kcontrol *kcontrol,
+			   struct snd_ctl_elem_value *ucontrol)
 {
-	pmac_t *chip = snd_kcontrol_chip(kcontrol);
-	pmac_daca_t *mix;
+	struct snd_pmac *chip = snd_kcontrol_chip(kcontrol);
+	struct pmac_daca *mix;
 	int change;
 
 	if (! (mix = chip->mixer_data))
@@ -169,20 +175,22 @@
 /* amplifier switch */
 #define daca_info_amp	daca_info_deemphasis
 
-static int daca_get_amp(snd_kcontrol_t *kcontrol, snd_ctl_elem_value_t *ucontrol)
+static int daca_get_amp(struct snd_kcontrol *kcontrol,
+			struct snd_ctl_elem_value *ucontrol)
 {
-	pmac_t *chip = snd_kcontrol_chip(kcontrol);
-	pmac_daca_t *mix;
+	struct snd_pmac *chip = snd_kcontrol_chip(kcontrol);
+	struct pmac_daca *mix;
 	if (! (mix = chip->mixer_data))
 		return -ENODEV;
 	ucontrol->value.integer.value[0] = mix->amp_on ? 1 : 0;
 	return 0;
 }
 
-static int daca_put_amp(snd_kcontrol_t *kcontrol, snd_ctl_elem_value_t *ucontrol)
+static int daca_put_amp(struct snd_kcontrol *kcontrol,
+			struct snd_ctl_elem_value *ucontrol)
 {
-	pmac_t *chip = snd_kcontrol_chip(kcontrol);
-	pmac_daca_t *mix;
+	struct snd_pmac *chip = snd_kcontrol_chip(kcontrol);
+	struct pmac_daca *mix;
 	int change;
 
 	if (! (mix = chip->mixer_data))
@@ -196,7 +204,7 @@
 	return change;
 }
 
-static snd_kcontrol_new_t daca_mixers[] = {
+static struct snd_kcontrol_new daca_mixers[] = {
 	{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
 	  .name = "Deemphasis Switch",
 	  .info = daca_info_deemphasis,
@@ -219,9 +227,9 @@
 
 
 #ifdef CONFIG_PM
-static void daca_resume(pmac_t *chip)
+static void daca_resume(struct snd_pmac *chip)
 {
-	pmac_daca_t *mix = chip->mixer_data;
+	struct pmac_daca *mix = chip->mixer_data;
 	i2c_smbus_write_byte_data(mix->i2c.client, DACA_REG_SR, 0x08);
 	i2c_smbus_write_byte_data(mix->i2c.client, DACA_REG_GCFG,
 				  mix->amp_on ? 0x05 : 0x04);
@@ -230,9 +238,9 @@
 #endif /* CONFIG_PM */
 
 
-static void daca_cleanup(pmac_t *chip)
+static void daca_cleanup(struct snd_pmac *chip)
 {
-	pmac_daca_t *mix = chip->mixer_data;
+	struct pmac_daca *mix = chip->mixer_data;
 	if (! mix)
 		return;
 	snd_pmac_keywest_cleanup(&mix->i2c);
@@ -241,10 +249,10 @@
 }
 
 /* exported */
-int __init snd_pmac_daca_init(pmac_t *chip)
+int __init snd_pmac_daca_init(struct snd_pmac *chip)
 {
 	int i, err;
-	pmac_daca_t *mix;
+	struct pmac_daca *mix;
 
 #ifdef CONFIG_KMOD
 	if (current->fs->root)