Add changes from the Linux-2.6 tree.

[linux-2.6.git] / sound / pci / intel8x0m.c

diff --git a/sound/pci/intel8x0m.c b/sound/pci/intel8x0m.c
index 9185028..09dcf92 100644 (file)
--- a/sound/pci/intel8x0m.c
+++ b/sound/pci/intel8x0m.c
@@ -511,7 +511,7 @@ static inline void snd_intel8x0_update(struct intel8x0m *chip, struct ichdev *ic
        iputbyte(chip, port + ichdev->roff_sr, 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 intel8x0m *chip = dev_id;
        struct ichdev *ichdev;
@@ -1045,8 +1045,14 @@ static int intel8x0m_suspend(struct pci_dev *pci, pm_message_t state)
        for (i = 0; i < chip->pcm_devs; i++)
                snd_pcm_suspend_all(chip->pcm[i]);
        snd_ac97_suspend(chip->ac97);
+       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;
 }
 
@@ -1055,9 +1061,23 @@ static int intel8x0m_resume(struct pci_dev *pci)
        struct snd_card *card = pci_get_drvdata(pci);
        struct intel8x0m *chip = card->private_data;
 
+       pci_set_power_state(pci, PCI_D0);
        pci_restore_state(pci);
-       pci_enable_device(pci);
+       if (pci_enable_device(pci) < 0) {
+               printk(KERN_ERR "intel8x0m: pci_enable_device failed, "
+                      "disabling device\n");
+               snd_card_disconnect(card);
+               return -EIO;
+       }
        pci_set_master(pci);
+       if (request_irq(pci->irq, snd_intel8x0_interrupt,
+                       IRQF_SHARED, card->shortname, chip)) {
+               printk(KERN_ERR "intel8x0m: unable to grab IRQ %d, "
+                      "disabling device\n", pci->irq);
+               snd_card_disconnect(card);
+               return -EIO;
+       }
+       chip->irq = pci->irq;
        snd_intel8x0_chip_init(chip, 0);
        snd_ac97_resume(chip->ac97);
 
@@ -1185,7 +1205,7 @@ static int __devinit snd_intel8x0m_create(struct snd_card *card,
        }
 
  port_inited:
-       if (request_irq(pci->irq, snd_intel8x0_interrupt, IRQF_DISABLED|IRQF_SHARED,
+       if (request_irq(pci->irq, snd_intel8x0_interrupt, IRQF_SHARED,
                        card->shortname, chip)) {
                snd_printk(KERN_ERR "unable to grab IRQ %d\n", pci->irq);
                snd_intel8x0_free(chip);