diff options
Diffstat (limited to 'sound')
| -rw-r--r-- | sound/pci/intel8x0.c | 47 |
1 files changed, 28 insertions, 19 deletions
diff --git a/sound/pci/intel8x0.c b/sound/pci/intel8x0.c index 8eb9665..0801083 100644 --- a/sound/pci/intel8x0.c +++ b/sound/pci/intel8x0.c @@ -69,7 +69,7 @@ static char *id = SNDRV_DEFAULT_STR1; /* ID for this card */ static int ac97_clock = 0; static char *ac97_quirk; static int buggy_semaphore; -static int buggy_irq; +static int buggy_irq = -1; /* auto-check */ static int xbox; module_param(index, int, 0444); @@ -2636,12 +2636,6 @@ static int __devinit snd_intel8x0_create(snd_card_t * card, pci->device == PCI_DEVICE_ID_INTEL_440MX) chip->fix_nocache = 1; /* enable workaround */ - /* some Nforce[2] and ICH boards have problems with IRQ handling. - * Needs to return IRQ_HANDLED for unknown irqs. - */ - if (device_type == DEVICE_NFORCE) - chip->buggy_irq = 1; - if ((err = pci_request_regions(pci, card->shortname)) < 0) { kfree(chip); pci_disable_device(pci); @@ -2682,15 +2676,6 @@ static int __devinit snd_intel8x0_create(snd_card_t * card, } port_inited: - if (request_irq(pci->irq, snd_intel8x0_interrupt, SA_INTERRUPT|SA_SHIRQ, card->shortname, (void *)chip)) { - snd_printk(KERN_ERR "unable to grab IRQ %d\n", pci->irq); - snd_intel8x0_free(chip); - return -EBUSY; - } - chip->irq = pci->irq; - pci_set_master(pci); - synchronize_irq(chip->irq); - chip->bdbars_count = bdbars[device_type]; /* initialize offsets */ @@ -2741,13 +2726,27 @@ static int __devinit snd_intel8x0_create(snd_card_t * card, int_sta_masks = 0; for (i = 0; i < chip->bdbars_count; i++) { ichdev = &chip->ichd[i]; - ichdev->bdbar = ((u32 *)chip->bdbars.area) + (i * ICH_MAX_FRAGS * 2); - ichdev->bdbar_addr = chip->bdbars.addr + (i * sizeof(u32) * ICH_MAX_FRAGS * 2); + ichdev->bdbar = ((u32 *)chip->bdbars.area) + + (i * ICH_MAX_FRAGS * 2); + ichdev->bdbar_addr = chip->bdbars.addr + + (i * sizeof(u32) * ICH_MAX_FRAGS * 2); int_sta_masks |= ichdev->int_sta_mask; } - chip->int_sta_reg = device_type == DEVICE_ALI ? ICH_REG_ALI_INTERRUPTSR : ICH_REG_GLOB_STA; + chip->int_sta_reg = device_type == DEVICE_ALI ? + ICH_REG_ALI_INTERRUPTSR : ICH_REG_GLOB_STA; chip->int_sta_mask = int_sta_masks; + /* request irq after initializaing int_sta_mask, etc */ + if (request_irq(pci->irq, snd_intel8x0_interrupt, + SA_INTERRUPT|SA_SHIRQ, card->shortname, (void *)chip)) { + snd_printk(KERN_ERR "unable to grab IRQ %d\n", pci->irq); + snd_intel8x0_free(chip); + return -EBUSY; + } + chip->irq = pci->irq; + pci_set_master(pci); + synchronize_irq(chip->irq); + if ((err = snd_intel8x0_chip_init(chip, 1)) < 0) { snd_intel8x0_free(chip); return err; @@ -2827,6 +2826,16 @@ static int __devinit snd_intel8x0_probe(struct pci_dev *pci, } } + if (buggy_irq < 0) { + /* some Nforce[2] and ICH boards have problems with IRQ handling. + * Needs to return IRQ_HANDLED for unknown irqs. + */ + if (pci_id->driver_data == DEVICE_NFORCE) + buggy_irq = 1; + else + buggy_irq = 0; + } + if ((err = snd_intel8x0_create(card, pci, pci_id->driver_data, &chip)) < 0) { snd_card_free(card); |
