static void snd_als300_init(struct snd_als300 *chip)
{
unsigned long flags;
u32 tmp;
spin_lock_irqsave(&chip->reg_lock, flags);
chip->revision = (snd_als300_gcr_read(chip->port, MISC_CONTROL) >> 16)
& 0x0000000F;
/* Setup DRAM */
tmp = snd_als300_gcr_read(chip->port, DRAM_WRITE_CONTROL);
snd_als300_gcr_write(chip->port, DRAM_WRITE_CONTROL,
(tmp | DRAM_MODE_2)
& ~WRITE_TRANS_START);
/* Enable IRQ output */
snd_als300_set_irq_flag(chip, IRQ_ENABLE);
/* Unmute hardware devices so their outputs get routed to
* the onboard mixer */
tmp = snd_als300_gcr_read(chip->port, MISC_CONTROL);
snd_als300_gcr_write(chip->port, MISC_CONTROL,
tmp | VMUTE_NORMAL | MMUTE_NORMAL);
/* Reset volumes */
snd_als300_gcr_write(chip->port, MUS_VOC_VOL, 0);
/* Make sure playback transfer is stopped */
tmp = snd_als300_gcr_read(chip->port, PLAYBACK_CONTROL);
snd_als300_gcr_write(chip->port, PLAYBACK_CONTROL,
tmp & ~TRANSFER_START);
spin_unlock_irqrestore(&chip->reg_lock, flags);
}
static void snd_als300_init(struct snd_als300 *chip)
{
unsigned long flags;
u32 tmp;
snd_als300_dbgcallenter();
spin_lock_irqsave(&chip->reg_lock, flags);
chip->revision = (snd_als300_gcr_read(chip->port, MISC_CONTROL) >> 16)
& 0x0000000F;
/* */
tmp = snd_als300_gcr_read(chip->port, DRAM_WRITE_CONTROL);
snd_als300_gcr_write(chip->port, DRAM_WRITE_CONTROL,
(tmp | DRAM_MODE_2)
& ~WRITE_TRANS_START);
/* */
snd_als300_set_irq_flag(chip, IRQ_ENABLE);
/*
*/
tmp = snd_als300_gcr_read(chip->port, MISC_CONTROL);
snd_als300_gcr_write(chip->port, MISC_CONTROL,
tmp | VMUTE_NORMAL | MMUTE_NORMAL);
/* */
snd_als300_gcr_write(chip->port, MUS_VOC_VOL, 0);
/* */
tmp = snd_als300_gcr_read(chip->port, PLAYBACK_CONTROL);
snd_als300_gcr_write(chip->port, PLAYBACK_CONTROL,
tmp & ~TRANSFER_START);
spin_unlock_irqrestore(&chip->reg_lock, flags);
snd_als300_dbgcallleave();
}
static int snd_als300_free(struct snd_als300 *chip)
{
snd_als300_set_irq_flag(chip, IRQ_DISABLE);
if (chip->irq >= 0)
free_irq(chip->irq, chip);
pci_release_regions(chip->pci);
pci_disable_device(chip->pci);
kfree(chip);
return 0;
}
