Exemple #1
0
int snd_emux_free(struct snd_emux *emu)
{
	unsigned long flags;

	if (! emu)
		return -EINVAL;

	spin_lock_irqsave(&emu->voice_lock, flags);
	if (emu->timer_active)
		del_timer(&emu->tlist);
	spin_unlock_irqrestore(&emu->voice_lock, flags);

#ifdef CONFIG_PROC_FS
	snd_emux_proc_free(emu);
#endif
	snd_emux_delete_virmidi(emu);
#ifdef CONFIG_SND_SEQUENCER_OSS
	snd_emux_detach_seq_oss(emu);
#endif
	snd_emux_detach_seq(emu);

	snd_emux_delete_hwdep(emu);

	if (emu->sflist)
		snd_sf_free(emu->sflist);

	kfree(emu->voices);
	kfree(emu->name);
	kfree(emu);
	return 0;
}
Exemple #2
0
/*
 * attach virtual rawmidi devices
 */
int snd_emux_init_virmidi(snd_emux_t *emu, snd_card_t *card)
{
	int i;

	emu->vmidi = NULL;
	if (emu->midi_ports <= 0)
		return 0;

	emu->vmidi = kcalloc(emu->midi_ports, sizeof(snd_rawmidi_t*), GFP_KERNEL);
	if (emu->vmidi == NULL)
		return -ENOMEM;

	for (i = 0; i < emu->midi_ports; i++) {
		snd_rawmidi_t *rmidi;
		snd_virmidi_dev_t *rdev;
		if (snd_virmidi_new(card, emu->midi_devidx + i, &rmidi) < 0)
			goto __error;
		rdev = rmidi->private_data;
		sprintf(rmidi->name, "%s Synth MIDI", emu->name);
		rdev->seq_mode = SNDRV_VIRMIDI_SEQ_ATTACH;
		rdev->client = emu->client;
		rdev->port = emu->ports[i];
		if (snd_device_register(card, rmidi) < 0) {
			snd_device_free(card, rmidi);
			goto __error;
		}
		emu->vmidi[i] = rmidi;
		//snd_printk("virmidi %d ok\n", i);
	}
	return 0;

__error:
	//snd_printk("error init..\n");
	snd_emux_delete_virmidi(emu);
	return -ENOMEM;
}