/** * of_irq_parse_and_map_pci() - Decode a PCI irq from the device tree and map to a virq * @dev: The pci device needing an irq * @slot: PCI slot number; passed when used as map_irq callback. Unused * @pin: PCI irq pin number; passed when used as map_irq callback. Unused * * @slot and @pin are unused, but included in the function so that this * function can be used directly as the map_irq callback to pci_fixup_irqs(). */ int of_irq_parse_and_map_pci(const struct pci_dev *dev, u8 slot, u8 pin) { struct of_phandle_args oirq; int ret; ret = of_irq_parse_pci(dev, &oirq); if (ret) return 0; /* Proper return code 0 == NO_IRQ */ return irq_create_of_mapping(&oirq); }
/** * of_irq_parse_and_map_pci() - Decode a PCI irq from the device tree and map to a virq * @dev: The pci device needing an irq * @slot: PCI slot number; passed when used as map_irq callback. Unused * @pin: PCI irq pin number; passed when used as map_irq callback. Unused * * @slot and @pin are unused, but included in the function so that this * function can be used directly as the map_irq callback to pci_fixup_irqs(). */ int of_irq_parse_and_map_pci(const struct pci_dev *dev, u8 slot, u8 pin) { struct of_phandle_args oirq; int ret; ret = of_irq_parse_pci(dev, &oirq); if (ret) { dev_err(&dev->dev, "of_irq_parse_pci() failed with rc=%d\n", ret); return 0; /* Proper return code 0 == NO_IRQ */ } return irq_create_of_mapping(&oirq); }