static int __devinit vrc4173_probe(struct pci_dev *dev,
const struct pci_device_id *id)
{
unsigned long start, flags;
int err;
err = pci_enable_device(dev);
if (err < 0) {
printk(KERN_ERR "vrc4173: Failed to enable PCI device, aborting\n");
return err;
}
pci_set_master(dev);
start = pci_resource_start(dev, 0);
if (start == 0) {
printk(KERN_ERR "vrc4173:No such PCI I/O resource, aborting\n");
return -ENXIO;
}
flags = pci_resource_flags(dev, 0);
if ((flags & IORESOURCE_IO) == 0) {
printk(KERN_ERR "vrc4173: No such PCI I/O resource, aborting\n");
return -ENXIO;
}
err = pci_request_regions(dev, "NEC VRC4173");
if (err < 0) {
printk(KERN_ERR "vrc4173: PCI resources are busy, aborting\n");
return err;
}
set_vrc4173_io_offset(start);
vrc4173_cmu_init();
vrc4173_giu_init();
err = vrc4173_icu_init(dev->irq);
if (err < 0) {
printk(KERN_ERR "vrc4173: Invalid IRQ %d, aborting\n", dev->irq);
return err;
}
err = vr41xx_cascade_irq(dev->irq, vrc4173_get_irq_number);
if (err < 0) {
printk(KERN_ERR "vrc4173: IRQ resource %d is busy, aborting\n", dev->irq);
return err;
}
printk(KERN_INFO
"NEC VRC4173 at 0x%#08lx, IRQ is cascaded to %d\n", start, dev->irq);
return 0;
}
static int __devinit vrc4173_probe(struct pci_dev *pdev,
const struct pci_device_id *ent)
{
unsigned long start, flags;
int err;
if ((err = pci_enable_device(pdev)) < 0) {
printk(KERN_ERR "vrc4173: failed to enable device -- err=%d\n", err);
return err;
}
pci_set_master(pdev);
start = pci_resource_start(pdev, 0);
if (!start) {
printk(KERN_ERR "vrc4173:No PCI I/O resources, aborting\n");
return -ENODEV;
}
if (!start || (((flags = pci_resource_flags(pdev, 0)) & IORESOURCE_IO) == 0)) {
printk(KERN_ERR "vrc4173: No PCI I/O resources, aborting\n");
return -ENODEV;
}
if ((err = pci_request_regions(pdev, "NEC VRC4173")) < 0) {
printk(KERN_ERR "vrc4173: PCI resources are busy, aborting\n");
return err;
}
set_vrc4173_io_offset(start);
vrc4173_cmu_init();
vrc4173_icu_init(pdev->irq);
if ((err = vr41xx_cascade_irq(pdev->irq, vrc4173_get_irq_number)) < 0) {
printk(KERN_ERR
"vrc4173: IRQ resource %d is busy, aborting\n", pdev->irq);
return err;
}
printk(KERN_INFO
"NEC VRC4173 at 0x%#08lx, IRQ is cascaded to %d\n", start, pdev->irq);
return 0;
}
