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Diffstat (limited to 'sound/pci/intel8x0.c')
-rw-r--r--sound/pci/intel8x0.c23
1 files changed, 19 insertions, 4 deletions
diff --git a/sound/pci/intel8x0.c b/sound/pci/intel8x0.c
index f4319b8d464..7f22dab0724 100644
--- a/sound/pci/intel8x0.c
+++ b/sound/pci/intel8x0.c
@@ -2476,10 +2476,14 @@ static int intel8x0_suspend(struct pci_dev *pci, pm_message_t state)
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);
+ pci_set_power_state(pci, pci_choose_state(pci, state));
return 0;
}
@@ -2489,11 +2493,22 @@ static int intel8x0_resume(struct pci_dev *pci)
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_DISABLED|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, 0);