| /* 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 |
