ALSA: Drop __bitwise and typedefs for snd_device attributes

Using __bitwise and typedefs for the attributes of snd_device struct
isn't so useful, and rather it worsens the readability.  Let's drop
them and use the straightforward enum.

Signed-off-by: Takashi Iwai <tiwai@suse.de>

sound/aoa/core/alsa.c

@@ -59,7 +59,7 @@ void aoa_alsa_cleanup(void)
 	}
 }
 
-int aoa_snd_device_new(snd_device_type_t type,
+int aoa_snd_device_new(enum snd_device_type type,
 		       void * device_data, struct snd_device_ops * ops)
 {
 	struct snd_card *card = aoa_get_card();