Resguardo inicial

2026-09-06 12:53:21 -06:00
parent 662efe3c2a
commit ad2088d178
94853 changed files with 43200404 additions and 0 deletions
@@ -0,0 +1,22 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+#ifndef __SND_SEQ_LOCK_H
+#define __SND_SEQ_LOCK_H
+
+#include <linux/sched.h>
+
+typedef atomic_t snd_use_lock_t;
+
+/* initialize lock */
+#define snd_use_lock_init(lockp) atomic_set(lockp, 0)
+
+/* increment lock */
+#define snd_use_lock_use(lockp) atomic_inc(lockp)
+
+/* release lock */
+#define snd_use_lock_free(lockp) atomic_dec(lockp)
+
+/* wait until all locks are released */
+void snd_use_lock_sync_helper(snd_use_lock_t *lock, const char *file, int line);
+#define snd_use_lock_sync(lockp) snd_use_lock_sync_helper(lockp, __BASE_FILE__, __LINE__)
+
+#endif /* __SND_SEQ_LOCK_H */