ALSA: sparc: Clean up with new procfs helpers

Simplify the proc fs creation code with new helper functions,
snd_card_ro_proc_new() and snd_card_rw_proc_new().
Just a code refactoring and no functional changes.

Reviewed-by: Jaroslav Kysela <perex@perex.cz>
Signed-off-by: Takashi Iwai <tiwai@suse.de>

sound/sparc/dbri.c

@@ -2510,16 +2510,10 @@ static void dbri_debug_read(struct snd_info_entry *entry,
 static void snd_dbri_proc(struct snd_card *card)
 {
 	struct snd_dbri *dbri = card->private_data;
-	struct snd_info_entry *entry;
-
-	if (!snd_card_proc_new(card, "regs", &entry))
-		snd_info_set_text_ops(entry, dbri, dbri_regs_read);
 
+	snd_card_ro_proc_new(card, "regs", dbri, dbri_regs_read);
 #ifdef DBRI_DEBUG
-	if (!snd_card_proc_new(card, "debug", &entry)) {
-		snd_info_set_text_ops(entry, dbri, dbri_debug_read);
-		entry->mode = S_IFREG | 0444;	/* Readable only. */
-	}
+	snd_card_ro_proc_new(card, "debug", dbri, dbri_debug_read);
 #endif
 }