static int ac97_clock = 48000;
static char *ac97_quirk;
static int spdif_aclink = 1;
+static int ac97_codec = -1;
module_param(index, int, 0444);
MODULE_PARM_DESC(index, "Index value for ATI IXP controller.");
MODULE_PARM_DESC(ac97_clock, "AC'97 codec clock (default 48000Hz).");
module_param(ac97_quirk, charp, 0444);
MODULE_PARM_DESC(ac97_quirk, "AC'97 workaround for strange hardware.");
+module_param(ac97_codec, int, 0444);
+MODULE_PARM_DESC(ac97_codec, "Specify codec instead of probing.");
module_param(spdif_aclink, bool, 0444);
MODULE_PARM_DESC(spdif_aclink, "S/PDIF over AC-link.");
/*
*/
-static struct pci_device_id snd_atiixp_ids[] __devinitdata = {
+static struct pci_device_id snd_atiixp_ids[] = {
{ 0x1002, 0x4341, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0 }, /* SB200 */
{ 0x1002, 0x4361, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0 }, /* SB300 */
{ 0x1002, 0x4370, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0 }, /* SB400 */
MODULE_DEVICE_TABLE(pci, snd_atiixp_ids);
+static struct snd_pci_quirk atiixp_quirks[] __devinitdata = {
+ SND_PCI_QUIRK(0x15bd, 0x3100, "DFI RS482", 0),
+ { } /* terminator */
+};
/*
* lowlevel functions
ATI_REG_ISR_CODEC2_NOT_READY)
#define CODEC_CHECK_BITS (ALL_CODEC_NOT_READY|ATI_REG_ISR_NEW_FRAME)
+static int ac97_probing_bugs(struct pci_dev *pci)
+{
+ const struct snd_pci_quirk *q;
+
+ q = snd_pci_quirk_lookup(pci, atiixp_quirks);
+ if (q) {
+ snd_printdd(KERN_INFO "Atiixp quirk for %s. "
+ "Forcing codec %d\n", q->name, q->value);
+ return q->value;
+ }
+ /* this hardware doesn't need workarounds. Probe for codec */
+ return -1;
+}
+
static int snd_atiixp_codec_detect(struct atiixp *chip)
{
int timeout;
chip->codec_not_ready_bits = 0;
+ if (ac97_codec == -1)
+ ac97_codec = ac97_probing_bugs(chip->pci);
+ if (ac97_codec >= 0) {
+ chip->codec_not_ready_bits |=
+ CODEC_CHECK_BITS ^ (1 << (ac97_codec + 10));
+ return 0;
+ }
+
atiixp_write(chip, IER, CODEC_CHECK_BITS);
/* wait for the interrupts */
timeout = 50;
/*
* interrupt handler
*/
-static irqreturn_t snd_atiixp_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t snd_atiixp_interrupt(int irq, void *dev_id)
{
struct atiixp *chip = dev_id;
unsigned int status;
ac97.private_data = chip;
ac97.pci = chip->pci;
ac97.num = i;
- ac97.scaps = AC97_SCAP_SKIP_MODEM;
+ ac97.scaps = AC97_SCAP_SKIP_MODEM | AC97_SCAP_POWER_SAVE;
if (! chip->spdif_over_aclink)
ac97.scaps |= AC97_SCAP_NO_SPDIF;
if ((err = snd_ac97_mixer(pbus, &ac97, &chip->ac97[i])) < 0) {
snd_atiixp_aclink_down(chip);
snd_atiixp_chip_stop(chip);
- pci_set_power_state(pci, PCI_D3hot);
pci_disable_device(pci);
pci_save_state(pci);
+ pci_set_power_state(pci, pci_choose_state(pci, state));
return 0;
}
struct atiixp *chip = card->private_data;
int i;
- pci_restore_state(pci);
- pci_enable_device(pci);
pci_set_power_state(pci, PCI_D0);
+ pci_restore_state(pci);
+ if (pci_enable_device(pci) < 0) {
+ printk(KERN_ERR "atiixp: pci_enable_device failed, "
+ "disabling device\n");
+ snd_card_disconnect(card);
+ return -EIO;
+ }
pci_set_master(pci);
snd_atiixp_aclink_reset(chip);
return -EIO;
}
- if (request_irq(pci->irq, snd_atiixp_interrupt, IRQF_DISABLED|IRQF_SHARED,
+ if (request_irq(pci->irq, snd_atiixp_interrupt, IRQF_SHARED,
card->shortname, chip)) {
snd_printk(KERN_ERR "unable to grab IRQ %d\n", pci->irq);
snd_atiixp_free(chip);