[ALSA] Remove xxx_t typedefs: ISA SB/AD-clone

Modules: ALS100 driver,AZT2320 driver,DT019x driver,Sound Galaxy driver

Remove xxx_t typedefs from the ISA SB/AD-clone drivers
(als100, azt2320, dt019x, sgalaxy).

Signed-off-by: Takashi Iwai <tiwai@suse.de>
diff --git a/sound/isa/azt2320.c b/sound/isa/azt2320.c
index bb41c6ec..db4e733 100644
--- a/sound/isa/azt2320.c
+++ b/sound/isa/azt2320.c
@@ -227,10 +227,10 @@
 					    const struct pnp_card_device_id *pid)
 {
 	int error;
-	snd_card_t *card;
+	struct snd_card *card;
 	struct snd_card_azt2320 *acard;
-	cs4231_t *chip;
-	opl3_t *opl3;
+	struct snd_cs4231 *chip;
+	struct snd_opl3 *opl3;
 
 	if ((card = snd_card_new(index[dev], id[dev], THIS_MODULE,
 				 sizeof(struct snd_card_azt2320))) == NULL)
@@ -329,7 +329,7 @@
 
 static void __devexit snd_azt2320_pnp_remove(struct pnp_card_link * pcard)
 {
-	snd_card_t *card = (snd_card_t *) pnp_get_card_drvdata(pcard);
+	struct snd_card *card = (struct snd_card *) pnp_get_card_drvdata(pcard);
 
 	snd_card_disconnect(card);
 	snd_card_free_in_thread(card);