[ALSA] Remove xxx_t typedefs: PCI Trident

Modules: Trident driver

Remove xxx_t typedefs from the PCI Trident driver.

Signed-off-by: Takashi Iwai <tiwai@suse.de>
diff --git a/sound/pci/trident/trident.c b/sound/pci/trident/trident.c
index 940d531..0999f1f 100644
--- a/sound/pci/trident/trident.c
+++ b/sound/pci/trident/trident.c
@@ -76,8 +76,8 @@
 				       const struct pci_device_id *pci_id)
 {
 	static int dev;
-	snd_card_t *card;
-	trident_t *trident;
+	struct snd_card *card;
+	struct snd_trident *trident;
 	const char *str;
 	int err, pcm_dev = 0;