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-rw-r--r--sound/last.c29
1 files changed, 29 insertions, 0 deletions
diff --git a/sound/last.c b/sound/last.c
new file mode 100644
index 000000000..f0bb98780
--- /dev/null
+++ b/sound/last.c
@@ -0,0 +1,29 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
+/*
+ * Advanced Linux Sound Architecture
+ * Copyright (c) by Jaroslav Kysela <perex@perex.cz>
+ */
+
+#include <linux/init.h>
+#include <sound/core.h>
+
+static int __init alsa_sound_last_init(void)
+{
+ struct snd_card *card;
+ int idx, ok = 0;
+
+ printk(KERN_INFO "ALSA device list:\n");
+ for (idx = 0; idx < SNDRV_CARDS; idx++) {
+ card = snd_card_ref(idx);
+ if (card) {
+ printk(KERN_INFO " #%i: %s\n", idx, card->longname);
+ snd_card_unref(card);
+ ok++;
+ }
+ }
+ if (ok == 0)
+ printk(KERN_INFO " No soundcards found.\n");
+ return 0;
+}
+
+late_initcall_sync(alsa_sound_last_init);