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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 18:49:45 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 18:49:45 +0000
commit2c3c1048746a4622d8c89a29670120dc8fab93c4 (patch)
tree848558de17fb3008cdf4d861b01ac7781903ce39 /sound/core/seq/seq_system.h
parentInitial commit. (diff)
downloadlinux-2c3c1048746a4622d8c89a29670120dc8fab93c4.tar.xz
linux-2c3c1048746a4622d8c89a29670120dc8fab93c4.zip
Adding upstream version 6.1.76.upstream/6.1.76upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'sound/core/seq/seq_system.h')
-rw-r--r--sound/core/seq/seq_system.h31
1 files changed, 31 insertions, 0 deletions
diff --git a/sound/core/seq/seq_system.h b/sound/core/seq/seq_system.h
new file mode 100644
index 000000000..4fe88ad40
--- /dev/null
+++ b/sound/core/seq/seq_system.h
@@ -0,0 +1,31 @@
+/* SPDX-License-Identifier: GPL-2.0-or-later */
+/*
+ * ALSA sequencer System Client
+ * Copyright (c) 1998 by Frank van de Pol <fvdpol@coil.demon.nl>
+ */
+#ifndef __SND_SEQ_SYSTEM_H
+#define __SND_SEQ_SYSTEM_H
+
+#include <sound/seq_kernel.h>
+
+
+/* entry points for broadcasting system events */
+void snd_seq_system_broadcast(int client, int port, int type);
+
+#define snd_seq_system_client_ev_client_start(client) snd_seq_system_broadcast(client, 0, SNDRV_SEQ_EVENT_CLIENT_START)
+#define snd_seq_system_client_ev_client_exit(client) snd_seq_system_broadcast(client, 0, SNDRV_SEQ_EVENT_CLIENT_EXIT)
+#define snd_seq_system_client_ev_client_change(client) snd_seq_system_broadcast(client, 0, SNDRV_SEQ_EVENT_CLIENT_CHANGE)
+#define snd_seq_system_client_ev_port_start(client, port) snd_seq_system_broadcast(client, port, SNDRV_SEQ_EVENT_PORT_START)
+#define snd_seq_system_client_ev_port_exit(client, port) snd_seq_system_broadcast(client, port, SNDRV_SEQ_EVENT_PORT_EXIT)
+#define snd_seq_system_client_ev_port_change(client, port) snd_seq_system_broadcast(client, port, SNDRV_SEQ_EVENT_PORT_CHANGE)
+
+int snd_seq_system_notify(int client, int port, struct snd_seq_event *ev);
+
+/* register our internal client */
+int snd_seq_system_client_init(void);
+
+/* unregister our internal client */
+void snd_seq_system_client_done(void);
+
+
+#endif