int (*unuse)(void *private_data, struct snd_seq_port_subscribe *info);
int (*event_input)(struct snd_seq_event *ev, int direct, void *private_data, int atomic, int hop);
void (*private_free)(void *private_data);
- unsigned int callback_all; /* call subscribe callbacks at each connection/disconnection */
/*...*/
};
port->owner = callback->owner;
port->private_data = callback->private_data;
port->private_free = callback->private_free;
- port->callback_all = callback->callback_all;
port->event_input = callback->event_input;
port->c_src.open = callback->subscribe;
port->c_src.close = callback->unsubscribe;
* invoked.
* This feature is useful if these callbacks are associated with
* initialization or termination of devices (see seq_midi.c).
- *
- * If callback_all option is set, the callback function is invoked
- * at each connection/disconnection.
*/
static int subscribe_port(struct snd_seq_client *client,
if (!try_module_get(port->owner))
return -EFAULT;
grp->count++;
- if (grp->open && (port->callback_all || grp->count == 1)) {
+ if (grp->open && grp->count == 1) {
err = grp->open(port->private_data, info);
if (err < 0) {
module_put(port->owner);
if (! grp->count)
return -EINVAL;
grp->count--;
- if (grp->close && (port->callback_all || grp->count == 0))
+ if (grp->close && grp->count == 0)
err = grp->close(port->private_data, info);
if (send_ack && client->type == USER_CLIENT)
snd_seq_client_notify_subscription(port->addr.client, port->addr.port,
int atomic, int hop);
void (*private_free)(void *private_data);
void *private_data;
- unsigned int callback_all : 1;
unsigned int closing : 1;
unsigned int timestamping: 1;
unsigned int time_real: 1;