xref: /linux/sound/last.c (revision 1a59d1b8) 
1 // SPDX-License-Identifier: GPL-2.0-or-later
2 /*
3  *  Advanced Linux Sound Architecture
4  *  Copyright (c) by Jaroslav Kysela <perex@perex.cz>
5  */
6 
7 #include <linux/init.h>
8 #include <sound/core.h>
9 
alsa_sound_last_init(void)10 static int __init alsa_sound_last_init(void)
11 {
12 	struct snd_card *card;
13 	int idx, ok = 0;
14 
15 	printk(KERN_INFO "ALSA device list:\n");
16 	for (idx = 0; idx < SNDRV_CARDS; idx++) {
17 		card = snd_card_ref(idx);
18 		if (card) {
19 			printk(KERN_INFO "  #%i: %s\n", idx, card->longname);
20 			snd_card_unref(card);
21 			ok++;
22 		}
23 	}
24 	if (ok == 0)
25 		printk(KERN_INFO "  No soundcards found.\n");
26 	return 0;
27 }
28 
29 late_initcall_sync(alsa_sound_last_init);
30