[ALSA] Remove xxx_t typedefs: MPU401

Modules: MPU401 UART

Remove xxx_t typedefs from the MPU401-UART and MPU401 drivers

Signed-off-by: Takashi Iwai <tiwai@suse.de>
diff --git a/sound/drivers/mpu401/mpu401.c b/sound/drivers/mpu401/mpu401.c
index 54e2ff9..b1242ee 100644
--- a/sound/drivers/mpu401/mpu401.c
+++ b/sound/drivers/mpu401/mpu401.c
@@ -56,12 +56,12 @@
 module_param_array(irq, int, NULL, 0444);
 MODULE_PARM_DESC(irq, "IRQ # for MPU-401 device.");
 
-static snd_card_t *snd_mpu401_legacy_cards[SNDRV_CARDS] = SNDRV_DEFAULT_PTR;
+static struct snd_card *snd_mpu401_legacy_cards[SNDRV_CARDS] = SNDRV_DEFAULT_PTR;
 static int pnp_registered = 0;
 
-static int snd_mpu401_create(int dev, snd_card_t **rcard)
+static int snd_mpu401_create(int dev, struct snd_card **rcard)
 {
-	snd_card_t *card;
+	struct snd_card *card;
 	int err;
 
 	*rcard = NULL;
@@ -152,7 +152,7 @@
 					  const struct pnp_device_id *id)
 {
 	static int dev;
-	snd_card_t *card;
+	struct snd_card *card;
 	int err;
 
 	for ( ; dev < SNDRV_CARDS; ++dev) {
@@ -174,7 +174,7 @@
 
 static void __devexit snd_mpu401_pnp_remove(struct pnp_dev *dev)
 {
-	snd_card_t *card = (snd_card_t *) pnp_get_drvdata(dev);
+	struct snd_card *card = (struct snd_card *) pnp_get_drvdata(dev);
 
 	snd_card_disconnect(card);
 	snd_card_free_in_thread(card);