1 | /* SPDX-License-Identifier: GPL-2.0-or-later */ |
2 | /* |
3 | * ALSA sequencer System Client |
4 | * Copyright (c) 1998 by Frank van de Pol <fvdpol@coil.demon.nl> |
5 | */ |
6 | #ifndef __SND_SEQ_SYSTEM_H |
7 | #define __SND_SEQ_SYSTEM_H |
8 | |
9 | #include <sound/seq_kernel.h> |
10 | |
11 | |
12 | /* entry points for broadcasting system events */ |
13 | void snd_seq_system_broadcast(int client, int port, int type); |
14 | |
15 | #define snd_seq_system_client_ev_client_start(client) snd_seq_system_broadcast(client, 0, SNDRV_SEQ_EVENT_CLIENT_START) |
16 | #define snd_seq_system_client_ev_client_exit(client) snd_seq_system_broadcast(client, 0, SNDRV_SEQ_EVENT_CLIENT_EXIT) |
17 | #define snd_seq_system_client_ev_client_change(client) snd_seq_system_broadcast(client, 0, SNDRV_SEQ_EVENT_CLIENT_CHANGE) |
18 | #define snd_seq_system_client_ev_port_start(client, port) snd_seq_system_broadcast(client, port, SNDRV_SEQ_EVENT_PORT_START) |
19 | #define snd_seq_system_client_ev_port_exit(client, port) snd_seq_system_broadcast(client, port, SNDRV_SEQ_EVENT_PORT_EXIT) |
20 | #define snd_seq_system_client_ev_port_change(client, port) snd_seq_system_broadcast(client, port, SNDRV_SEQ_EVENT_PORT_CHANGE) |
21 | |
22 | int snd_seq_system_notify(int client, int port, struct snd_seq_event *ev); |
23 | |
24 | /* register our internal client */ |
25 | int snd_seq_system_client_init(void); |
26 | |
27 | /* unregister our internal client */ |
28 | void snd_seq_system_client_done(void); |
29 | |
30 | |
31 | #endif |
32 | |