status & (ICH_FIFOE | ICH_BCIS | ICH_LVBCI));
}
-static irqreturn_t snd_intel8x0_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t snd_intel8x0_interrupt(int irq, void *dev_id)
{
struct intel8x0 *chip = dev_id;
struct ichdev *ichdev;
.name = "Tyan Thunder K8WE",
.type = AC97_TUNE_HP_ONLY
},
+ {
+ .subvendor = 0x10f7,
+ .subdevice = 0x834c,
+ .name = "Panasonic CF-R4",
+ .type = AC97_TUNE_HP_ONLY,
+ },
{
.subvendor = 0x110a,
.subdevice = 0x0056,
/* ACLink on, 2 channels */
cnt = igetdword(chip, ICHREG(GLOB_CNT));
cnt &= ~(ICH_ACLINK | ICH_PCM_246_MASK);
+#ifdef CONFIG_SND_AC97_POWER_SAVE
+ /* do cold reset - the full ac97 powerdown may leave the controller
+ * in a warm state but actually it cannot communicate with the codec.
+ */
+ iputdword(chip, ICHREG(GLOB_CNT), cnt & ~ICH_AC97COLD);
+ cnt = igetdword(chip, ICHREG(GLOB_CNT));
+ udelay(10);
+ iputdword(chip, ICHREG(GLOB_CNT), cnt | ICH_AC97COLD);
+ msleep(1);
+#else
/* finish cold or do warm reset */
cnt |= (cnt & ICH_AC97COLD) == 0 ? ICH_AC97COLD : ICH_AC97WARM;
iputdword(chip, ICHREG(GLOB_CNT), cnt);
return -EIO;
__ok:
+#endif
if (probing) {
/* wait for any codec ready status.
* Once it becomes ready it should remain ready
if (chip->device_type == DEVICE_INTEL_ICH4)
chip->sdm_saved = igetbyte(chip, ICHREG(SDM));
- if (chip->irq >= 0)
+ if (chip->irq >= 0) {
+ synchronize_irq(chip->irq);
free_irq(chip->irq, chip);
+ chip->irq = -1;
+ }
pci_disable_device(pci);
pci_save_state(pci);
+ /* The call below may disable built-in speaker on some laptops
+ * after S2RAM. So, don't touch it.
+ */
+ /* pci_set_power_state(pci, pci_choose_state(pci, state)); */
return 0;
}
struct intel8x0 *chip = card->private_data;
int i;
+ pci_set_power_state(pci, PCI_D0);
pci_restore_state(pci);
- pci_enable_device(pci);
+ if (pci_enable_device(pci) < 0) {
+ printk(KERN_ERR "intel8x0: pci_enable_device failed, "
+ "disabling device\n");
+ snd_card_disconnect(card);
+ return -EIO;
+ }
pci_set_master(pci);
- request_irq(pci->irq, snd_intel8x0_interrupt, IRQF_DISABLED|IRQF_SHARED,
- card->shortname, chip);
+ if (request_irq(pci->irq, snd_intel8x0_interrupt,
+ IRQF_SHARED, card->shortname, chip)) {
+ printk(KERN_ERR "intel8x0: unable to grab IRQ %d, "
+ "disabling device\n", pci->irq);
+ snd_card_disconnect(card);
+ return -EIO;
+ }
chip->irq = pci->irq;
synchronize_irq(chip->irq);
- snd_intel8x0_chip_init(chip, 1);
+ snd_intel8x0_chip_init(chip, 0);
/* re-initialize mixer stuff */
if (chip->device_type == DEVICE_INTEL_ICH4) {
/* not 48000Hz, tuning the clock.. */
chip->ac97_bus->clock = (chip->ac97_bus->clock * 48000) / pos;
printk(KERN_INFO "intel8x0: clocking to %d\n", chip->ac97_bus->clock);
+ snd_ac97_update_power(chip->ac97[0], AC97_PCM_FRONT_DAC_RATE, 0);
}
#ifdef CONFIG_PROC_FS
/* request irq after initializaing int_sta_mask, etc */
if (request_irq(pci->irq, snd_intel8x0_interrupt,
- IRQF_DISABLED|IRQF_SHARED, card->shortname, chip)) {
+ IRQF_SHARED, card->shortname, chip)) {
snd_printk(KERN_ERR "unable to grab IRQ %d\n", pci->irq);
snd_intel8x0_free(chip);
return -EBUSY;