/*
* create a new hardware dependent device for Emu8000
*/
static int snd_emu8000_new_device(struct snd_seq_device *dev)
{
struct snd_emu8000 *hw;
struct snd_emux *emu;
hw = *(struct snd_emu8000**)SNDRV_SEQ_DEVICE_ARGPTR(dev);
if (hw == NULL)
return -EINVAL;
if (hw->emu)
return -EBUSY; /* already exists..? */
if (snd_emux_new(&emu) < 0)
return -ENOMEM;
hw->emu = emu;
snd_emu8000_ops_setup(hw);
emu->hw = hw;
emu->max_voices = EMU8000_DRAM_VOICES;
emu->num_ports = hw->seq_ports;
if (hw->memhdr) {
snd_printk(KERN_ERR "memhdr is already initialized!?\n");
snd_util_memhdr_free(hw->memhdr);
}
hw->memhdr = snd_util_memhdr_new(hw->mem_size);
if (hw->memhdr == NULL) {
snd_emux_free(emu);
hw->emu = NULL;
return -ENOMEM;
}
emu->memhdr = hw->memhdr;
emu->midi_ports = hw->seq_ports < 2 ? hw->seq_ports : 2; /* number of virmidi ports */
emu->midi_devidx = 1;
emu->linear_panning = 1;
emu->hwdep_idx = 2; /* FIXED */
if (snd_emux_register(emu, dev->card, hw->index, "Emu8000") < 0) {
snd_emux_free(emu);
snd_util_memhdr_free(hw->memhdr);
hw->emu = NULL;
hw->memhdr = NULL;
return -ENOMEM;
}
if (hw->mem_size > 0)
snd_emu8000_pcm_new(dev->card, hw, 1);
dev->driver_data = hw;
return 0;
}
/*
* create a new hardware dependent device for Emu10k1
*/
static int snd_emu10k1_synth_new_device(struct snd_seq_device *dev)
{
struct snd_emux *emux;
struct snd_emu10k1 *hw;
struct snd_emu10k1_synth_arg *arg;
unsigned long flags;
arg = SNDRV_SEQ_DEVICE_ARGPTR(dev);
if (arg == NULL)
return -EINVAL;
if (arg->seq_ports <= 0)
return 0; /* nothing */
if (arg->max_voices < 1)
arg->max_voices = 1;
else if (arg->max_voices > 64)
arg->max_voices = 64;
if (snd_emux_new(&emux) < 0)
return -ENOMEM;
snd_emu10k1_ops_setup(emux);
hw = arg->hwptr;
emux->hw = hw;
emux->max_voices = arg->max_voices;
emux->num_ports = arg->seq_ports;
emux->pitch_shift = -501;
emux->memhdr = hw->memhdr;
/* maximum two ports */
emux->midi_ports = arg->seq_ports < 2 ? arg->seq_ports : 2;
/* audigy has two external midis */
emux->midi_devidx = hw->audigy ? 2 : 1;
emux->linear_panning = 0;
emux->hwdep_idx = 2; /* FIXED */
if (snd_emux_register(emux, dev->card, arg->index, "Emu10k1") < 0) {
snd_emux_free(emux);
return -ENOMEM;
}
spin_lock_irqsave(&hw->voice_lock, flags);
hw->synth = emux;
hw->get_synth_voice = snd_emu10k1_synth_get_voice;
spin_unlock_irqrestore(&hw->voice_lock, flags);
dev->driver_data = emux;
return 0;
}
