C++ (Cpp) snd_seq_oss_midi_close Examples

Example #1

File: seq_oss_midi.c Project: ReneNyffenegger/linux

/*
 * clean up midi tables
 */
void
snd_seq_oss_midi_cleanup(struct seq_oss_devinfo *dp)
{
	int i;
	for (i = 0; i < dp->max_mididev; i++)
		snd_seq_oss_midi_close(dp, i);
	dp->max_mididev = 0;
}

Example #2

/*
 * reset synth device:
 * call reset callback.  if no callback is defined, send a heartbeat
 * event to the corresponding port.
 */
void
snd_seq_oss_synth_reset(seq_oss_devinfo_t *dp, int dev)
{
	seq_oss_synth_t *rec;
	seq_oss_synthinfo_t *info;

	snd_assert(dev >= 0 && dev < dp->max_synthdev, return);
	info = &dp->synths[dev];
	if (! info->opened)
		return;
	if (info->sysex)
		info->sysex->len = 0; /* reset sysex */
	reset_channels(info);
	if (info->is_midi) {
		if (midi_synth_dev.opened <= 0)
			return;
		snd_seq_oss_midi_reset(dp, info->midi_mapped);
		/* reopen the device */
		snd_seq_oss_midi_close(dp, dev);
		if (snd_seq_oss_midi_open(dp, info->midi_mapped,
					  dp->file_mode) < 0) {
			midi_synth_dev.opened--;
			info->opened = 0;
			if (info->sysex) {
				kfree(info->sysex);
				info->sysex = NULL;
			}
			if (info->ch) {
				kfree(info->ch);
				info->ch = NULL;
			}
		}
		return;
	}

	rec = get_sdev(dev);
	if (rec == NULL)
		return;
	if (rec->oper.reset) {
		rec->oper.reset(&info->arg);
	} else {
		snd_seq_event_t ev;
		memset(&ev, 0, sizeof(ev));
		snd_seq_oss_fill_addr(dp, &ev, info->arg.addr.client,
				      info->arg.addr.port);
		ev.type = SNDRV_SEQ_EVENT_RESET;
		snd_seq_oss_dispatch(dp, &ev, 0, 0);
	}
	snd_use_lock_free(&rec->use_lock);
}

Example #3

File: seq_oss_synth.c Project: nos1609/Chrono_Kernel-1

void
snd_seq_oss_synth_cleanup(struct seq_oss_devinfo *dp)
{
	int i;
	struct seq_oss_synth *rec;
	struct seq_oss_synthinfo *info;

	if (snd_BUG_ON(dp->max_synthdev >= SNDRV_SEQ_OSS_MAX_SYNTH_DEVS))
		return;
	for (i = 0; i < dp->max_synthdev; i++) {
		info = &dp->synths[i];
		if (! info->opened)
			continue;
		if (info->is_midi) {
			if (midi_synth_dev.opened > 0) {
				snd_seq_oss_midi_close(dp, info->midi_mapped);
				midi_synth_dev.opened--;
			}
		} else {
			rec = get_sdev(i);
			if (rec == NULL)
				continue;
			if (rec->opened > 0) {
#ifdef CONFIG_DEBUG_PRINTK
				debug_printk(("synth %d closed\n", i));
#else
				debug_;
#endif
				rec->oper.close(&info->arg);
				module_put(rec->oper.owner);
				rec->opened = 0;
			}
			snd_use_lock_free(&rec->use_lock);
		}
		kfree(info->sysex);
		info->sysex = NULL;
		kfree(info->ch);
		info->ch = NULL;
	}
	dp->synth_opened = 0;
	dp->max_synthdev = 0;
}

Example #4

void
snd_seq_oss_synth_cleanup(seq_oss_devinfo_t *dp)
{
	int i;
	seq_oss_synth_t *rec;
	seq_oss_synthinfo_t *info;

	snd_assert(dp->max_synthdev <= SNDRV_SEQ_OSS_MAX_SYNTH_DEVS, return);
	for (i = 0; i < dp->max_synthdev; i++) {
		info = &dp->synths[i];
		if (! info->opened)
			continue;
		if (info->is_midi) {
			if (midi_synth_dev.opened > 0) {
				snd_seq_oss_midi_close(dp, info->midi_mapped);
				midi_synth_dev.opened--;
			}
		} else {
			rec = get_sdev(i);
			if (rec == NULL)
				continue;
			if (rec->opened > 0) {
				debug_printk(("synth %d closed\n", i));
				rec->oper.close(&info->arg);
				module_put(rec->oper.owner);
				rec->opened = 0;
			}
			snd_use_lock_free(&rec->use_lock);
		}
		if (info->sysex) {
			kfree(info->sysex);
			info->sysex = NULL;
		}
		if (info->ch) {
			kfree(info->ch);
			info->ch = NULL;
		}
	}
	dp->synth_opened = 0;
	dp->max_synthdev = 0;
}