static int snd_via82xx_dev_free(struct snd_device *device) { struct via82xx_modem *chip = device->device_data; return snd_via82xx_free(chip); }
static int __devinit snd_via82xx_create(struct snd_card *card, struct pci_dev *pci, int chip_type, int revision, unsigned int ac97_clock, struct via82xx_modem ** r_via) { struct via82xx_modem *chip; int err; static struct snd_device_ops ops = { .dev_free = snd_via82xx_dev_free, }; if ((err = pci_enable_device(pci)) < 0) return err; if ((chip = kzalloc(sizeof(*chip), GFP_KERNEL)) == NULL) { pci_disable_device(pci); return -ENOMEM; } spin_lock_init(&chip->reg_lock); chip->card = card; chip->pci = pci; chip->irq = -1; if ((err = pci_request_regions(pci, card->driver)) < 0) { kfree(chip); pci_disable_device(pci); return err; } chip->port = pci_resource_start(pci, 0); if (request_irq(pci->irq, snd_via82xx_interrupt, IRQF_SHARED, card->driver, chip)) { snd_printk(KERN_ERR "unable to grab IRQ %d\n", pci->irq); snd_via82xx_free(chip); return -EBUSY; } chip->irq = pci->irq; if (ac97_clock >= 8000 && ac97_clock <= 48000) chip->ac97_clock = ac97_clock; synchronize_irq(chip->irq); if ((err = snd_via82xx_chip_init(chip)) < 0) { snd_via82xx_free(chip); return err; } if ((err = snd_device_new(card, SNDRV_DEV_LOWLEVEL, chip, &ops)) < 0) { snd_via82xx_free(chip); return err; } /* The 8233 ac97 controller does not implement the master bit * in the pci command register. IMHO this is a violation of the PCI spec. * We call pci_set_master here because it does not hurt. */ pci_set_master(pci); snd_card_set_dev(card, &pci->dev); *r_via = chip; return 0; }
static int __devinit snd_via82xx_create(struct snd_card *card, struct pci_dev *pci, int chip_type, int revision, unsigned int ac97_clock, struct via82xx_modem ** r_via) { struct via82xx_modem *chip; int err; static struct snd_device_ops ops = { .dev_free = snd_via82xx_dev_free, }; if ((err = pci_enable_device(pci)) < 0) return err; if ((chip = kzalloc(sizeof(*chip), GFP_KERNEL)) == NULL) { pci_disable_device(pci); return -ENOMEM; } spin_lock_init(&chip->reg_lock); chip->card = card; chip->pci = pci; chip->irq = -1; if ((err = pci_request_regions(pci, card->driver)) < 0) { kfree(chip); pci_disable_device(pci); return err; } chip->port = pci_resource_start(pci, 0); if (request_irq(pci->irq, snd_via82xx_interrupt, IRQF_SHARED, KBUILD_MODNAME, chip)) { snd_printk(KERN_ERR "unable to grab IRQ %d\n", pci->irq); snd_via82xx_free(chip); return -EBUSY; } chip->irq = pci->irq; if (ac97_clock >= 8000 && ac97_clock <= 48000) chip->ac97_clock = ac97_clock; synchronize_irq(chip->irq); if ((err = snd_via82xx_chip_init(chip)) < 0) { snd_via82xx_free(chip); return err; } if ((err = snd_device_new(card, SNDRV_DEV_LOWLEVEL, chip, &ops)) < 0) { snd_via82xx_free(chip); return err; } /* */ pci_set_master(pci); snd_card_set_dev(card, &pci->dev); *r_via = chip; return 0; }