diff --git a/include/sound/cs8403.h b/include/sound/cs8403.h
index 0b7d216..c6c3f9f 100644
--- a/include/sound/cs8403.h
+++ b/include/sound/cs8403.h
@@ -36,7 +36,7 @@
 #endif
 
 
-SND_CS8403_DECL void SND_CS8403_DECODE(snd_aes_iec958_t *diga, unsigned char bits)
+SND_CS8403_DECL void SND_CS8403_DECODE(struct snd_aes_iec958 *diga, unsigned char bits)
 {
 	if (bits & 0x01) {	/* consumer */
 		if (!(bits & 0x02))
@@ -79,7 +79,7 @@
 	}
 }
 
-SND_CS8403_DECL unsigned char SND_CS8403_ENCODE(snd_aes_iec958_t *diga)
+SND_CS8403_DECL unsigned char SND_CS8403_ENCODE(struct snd_aes_iec958 *diga)
 {
 	unsigned char bits;
 
@@ -166,7 +166,7 @@
 #endif
 
 
-SND_CS8404_DECL void SND_CS8404_DECODE(snd_aes_iec958_t *diga, unsigned char bits)
+SND_CS8404_DECL void SND_CS8404_DECODE(struct snd_aes_iec958 *diga, unsigned char bits)
 {
 	if (bits & 0x10) {	/* consumer */
 		if (!(bits & 0x20))
@@ -205,7 +205,7 @@
 	}
 }
 
-SND_CS8404_DECL unsigned char SND_CS8404_ENCODE(snd_aes_iec958_t *diga)
+SND_CS8404_DECL unsigned char SND_CS8404_ENCODE(struct snd_aes_iec958 *diga)
 {
 	unsigned char bits;
 
diff --git a/include/sound/cs8427.h b/include/sound/cs8427.h
index e725b70..97fd9ac 100644
--- a/include/sound/cs8427.h
+++ b/include/sound/cs8427.h
@@ -186,11 +186,16 @@
 #define CS8427_VERSHIFT		0
 #define CS8427_VER8427A		0x71
 
-int snd_cs8427_create(snd_i2c_bus_t *bus, unsigned char addr,
-		      unsigned int reset_timeout, snd_i2c_device_t **r_cs8427);
-int snd_cs8427_reg_write(snd_i2c_device_t *device, unsigned char reg, unsigned char val);
-int snd_cs8427_iec958_build(snd_i2c_device_t *cs8427, snd_pcm_substream_t *playback_substream, snd_pcm_substream_t *capture_substream);
-int snd_cs8427_iec958_active(snd_i2c_device_t *cs8427, int active);
-int snd_cs8427_iec958_pcm(snd_i2c_device_t *cs8427, unsigned int rate);
+struct snd_pcm_substream;
+
+int snd_cs8427_create(struct snd_i2c_bus *bus, unsigned char addr,
+		      unsigned int reset_timeout, struct snd_i2c_device **r_cs8427);
+int snd_cs8427_reg_write(struct snd_i2c_device *device, unsigned char reg,
+			 unsigned char val);
+int snd_cs8427_iec958_build(struct snd_i2c_device *cs8427,
+			    struct snd_pcm_substream *playback_substream,
+			    struct snd_pcm_substream *capture_substream);
+int snd_cs8427_iec958_active(struct snd_i2c_device *cs8427, int active);
+int snd_cs8427_iec958_pcm(struct snd_i2c_device *cs8427, unsigned int rate);
 
 #endif /* __SOUND_CS8427_H */
diff --git a/include/sound/i2c.h b/include/sound/i2c.h
index a665ddf..81eb23e 100644
--- a/include/sound/i2c.h
+++ b/include/sound/i2c.h
@@ -21,82 +21,84 @@
  *
  */
 
-typedef struct _snd_i2c_device snd_i2c_device_t;
-typedef struct _snd_i2c_bus snd_i2c_bus_t;
-
 #define SND_I2C_DEVICE_ADDRTEN	(1<<0)	/* 10-bit I2C address */
 
-struct _snd_i2c_device {
+struct snd_i2c_device {
 	struct list_head list;
-	snd_i2c_bus_t *bus;	/* I2C bus */
+	struct snd_i2c_bus *bus;	/* I2C bus */
 	char name[32];		/* some useful device name */
 	unsigned short flags;	/* device flags */
 	unsigned short addr;	/* device address (might be 10-bit) */
 	unsigned long private_value;
 	void *private_data;
-	void (*private_free)(snd_i2c_device_t *device);
+	void (*private_free)(struct snd_i2c_device *device);
 };
 
-#define snd_i2c_device(n) list_entry(n, snd_i2c_device_t, list)
+#define snd_i2c_device(n) list_entry(n, struct snd_i2c_device, list)
 
-typedef struct _snd_i2c_bit_ops {
-	void (*start)(snd_i2c_bus_t *bus);	/* transfer start */
-	void (*stop)(snd_i2c_bus_t *bus);	/* transfer stop */
-	void (*direction)(snd_i2c_bus_t *bus, int clock, int data);  /* set line direction (0 = write, 1 = read) */
-	void (*setlines)(snd_i2c_bus_t *bus, int clock, int data);
-	int (*getclock)(snd_i2c_bus_t *bus);
-	int (*getdata)(snd_i2c_bus_t *bus, int ack);
-} snd_i2c_bit_ops_t;
+struct snd_i2c_bit_ops {
+	void (*start)(struct snd_i2c_bus *bus);	/* transfer start */
+	void (*stop)(struct snd_i2c_bus *bus);	/* transfer stop */
+	void (*direction)(struct snd_i2c_bus *bus, int clock, int data);  /* set line direction (0 = write, 1 = read) */
+	void (*setlines)(struct snd_i2c_bus *bus, int clock, int data);
+	int (*getclock)(struct snd_i2c_bus *bus);
+	int (*getdata)(struct snd_i2c_bus *bus, int ack);
+};
 
-typedef struct _snd_i2c_ops {
-	int (*sendbytes)(snd_i2c_device_t *device, unsigned char *bytes, int count);
-	int (*readbytes)(snd_i2c_device_t *device, unsigned char *bytes, int count);
-	int (*probeaddr)(snd_i2c_bus_t *bus, unsigned short addr);
-} snd_i2c_ops_t;
+struct snd_i2c_ops {
+	int (*sendbytes)(struct snd_i2c_device *device, unsigned char *bytes, int count);
+	int (*readbytes)(struct snd_i2c_device *device, unsigned char *bytes, int count);
+	int (*probeaddr)(struct snd_i2c_bus *bus, unsigned short addr);
+};
 
-struct _snd_i2c_bus {
-	snd_card_t *card;	/* card which I2C belongs to */
+struct snd_i2c_bus {
+	struct snd_card *card;	/* card which I2C belongs to */
 	char name[32];		/* some useful label */
 
 	struct semaphore lock_mutex;
 
-	snd_i2c_bus_t *master;	/* master bus when SCK/SCL is shared */
+	struct snd_i2c_bus *master;	/* master bus when SCK/SCL is shared */
 	struct list_head buses;	/* master: slave buses sharing SCK/SCL, slave: link list */
 
 	struct list_head devices; /* attached devices to this bus */
 
 	union {
-		snd_i2c_bit_ops_t *bit;
+		struct snd_i2c_bit_ops *bit;
 		void *ops;
 	} hw_ops;		/* lowlevel operations */
-	snd_i2c_ops_t *ops;	/* midlevel operations */
+	struct snd_i2c_ops *ops;	/* midlevel operations */
 
 	unsigned long private_value;
 	void *private_data;
-	void (*private_free)(snd_i2c_bus_t *bus);
+	void (*private_free)(struct snd_i2c_bus *bus);
 };
 
-#define snd_i2c_slave_bus(n) list_entry(n, snd_i2c_bus_t, buses)
+#define snd_i2c_slave_bus(n) list_entry(n, struct snd_i2c_bus, buses)
 
-int snd_i2c_bus_create(snd_card_t *card, const char *name, snd_i2c_bus_t *master, snd_i2c_bus_t **ri2c);
-int snd_i2c_device_create(snd_i2c_bus_t *bus, const char *name, unsigned char addr, snd_i2c_device_t **rdevice);
-int snd_i2c_device_free(snd_i2c_device_t *device);
+int snd_i2c_bus_create(struct snd_card *card, const char *name,
+		       struct snd_i2c_bus *master, struct snd_i2c_bus **ri2c);
+int snd_i2c_device_create(struct snd_i2c_bus *bus, const char *name,
+			  unsigned char addr, struct snd_i2c_device **rdevice);
+int snd_i2c_device_free(struct snd_i2c_device *device);
 
-static inline void snd_i2c_lock(snd_i2c_bus_t *bus) {
+static inline void snd_i2c_lock(struct snd_i2c_bus *bus)
+{
 	if (bus->master)
 		down(&bus->master->lock_mutex);
 	else
 		down(&bus->lock_mutex);
 }
-static inline void snd_i2c_unlock(snd_i2c_bus_t *bus) {
+
+static inline void snd_i2c_unlock(struct snd_i2c_bus *bus)
+{
 	if (bus->master)
 		up(&bus->master->lock_mutex);
 	else
 		up(&bus->lock_mutex);
 }
 
-int snd_i2c_sendbytes(snd_i2c_device_t *device, unsigned char *bytes, int count);
-int snd_i2c_readbytes(snd_i2c_device_t *device, unsigned char *bytes, int count);
-int snd_i2c_probeaddr(snd_i2c_bus_t *bus, unsigned short addr);
+int snd_i2c_sendbytes(struct snd_i2c_device *device, unsigned char *bytes, int count);
+int snd_i2c_readbytes(struct snd_i2c_device *device, unsigned char *bytes, int count);
+int snd_i2c_probeaddr(struct snd_i2c_bus *bus, unsigned short addr);
 
 #endif /* __SOUND_I2C_H */
diff --git a/include/sound/tea575x-tuner.h b/include/sound/tea575x-tuner.h
index b82e408..a4f55452 100644
--- a/include/sound/tea575x-tuner.h
+++ b/include/sound/tea575x-tuner.h
@@ -24,15 +24,15 @@
 
 #include <linux/videodev.h>
 
-typedef struct snd_tea575x tea575x_t;
+struct snd_tea575x;
 
 struct snd_tea575x_ops {
-	void (*write)(tea575x_t *tea, unsigned int val);
-	unsigned int (*read)(tea575x_t *tea);
+	void (*write)(struct snd_tea575x *tea, unsigned int val);
+	unsigned int (*read)(struct snd_tea575x *tea);
 };
 
 struct snd_tea575x {
-	snd_card_t *card;
+	struct snd_card *card;
 	struct video_device vd;		/* video device */
 	struct file_operations fops;
 	int dev_nr;			/* requested device number + 1 */
@@ -45,7 +45,7 @@
 	void *private_data;
 };
 
-void snd_tea575x_init(tea575x_t *tea);
-void snd_tea575x_exit(tea575x_t *tea);
+void snd_tea575x_init(struct snd_tea575x *tea);
+void snd_tea575x_exit(struct snd_tea575x *tea);
 
 #endif /* __SOUND_TEA575X_TUNER_H */
diff --git a/include/sound/tea6330t.h b/include/sound/tea6330t.h
index 1b265bf..51b282b 100644
--- a/include/sound/tea6330t.h
+++ b/include/sound/tea6330t.h
@@ -24,7 +24,8 @@
 
 #include "i2c.h"		/* generic i2c support */
 
-int snd_tea6330t_detect(snd_i2c_bus_t *bus, int equalizer);
-int snd_tea6330t_update_mixer(snd_card_t * card, snd_i2c_bus_t * bus, int equalizer, int fader);
+int snd_tea6330t_detect(struct snd_i2c_bus *bus, int equalizer);
+int snd_tea6330t_update_mixer(struct snd_card *card, struct snd_i2c_bus *bus,
+			      int equalizer, int fader);
 
 #endif /* __SOUND_TEA6330T_H */
diff --git a/include/sound/uda1341.h b/include/sound/uda1341.h
index 54a048a..2e564bf 100644
--- a/include/sound/uda1341.h
+++ b/include/sound/uda1341.h
@@ -15,7 +15,7 @@
  *                           features support
  */
 
-/* $Id: uda1341.h,v 1.7 2005/11/17 10:25:22 tiwai Exp $ */
+/* $Id: uda1341.h,v 1.8 2005/11/17 14:17:21 tiwai Exp $ */
 
 #define UDA1341_ALSA_NAME "snd-uda1341"
 
@@ -119,7 +119,7 @@
 	FLUSH,
 };
 
-int __init snd_chip_uda1341_mixer_new(snd_card_t *card, struct l3_client **clnt);
+int __init snd_chip_uda1341_mixer_new(struct snd_card *card, struct l3_client **clnt);
 
 /*
  * Local variables: