#ifndef __OF_PCI_H #define __OF_PCI_H #include <linux/pci.h> #include <linux/msi.h> struct pci_dev; struct of_phandle_args; struct device_node; #ifdef CONFIG_OF int of_irq_parse_pci(const struct pci_dev *pdev, struct of_phandle_args *out_irq); struct device_node *of_pci_find_child_device(struct device_node *parent, unsigned int devfn); int of_pci_get_devfn(struct device_node *np); int of_irq_parse_and_map_pci(const struct pci_dev *dev, u8 slot, u8 pin); int of_pci_parse_bus_range(struct device_node *node, struct resource *res); #else static inline int of_irq_parse_pci(const struct pci_dev *pdev, struct of_phandle_args *out_irq) { return 0; } static inline struct device_node *of_pci_find_child_device(struct device_node *parent, unsigned int devfn) { return NULL; } static inline int of_pci_get_devfn(struct device_node *np) { return -EINVAL; } static inline int of_irq_parse_and_map_pci(const struct pci_dev *dev, u8 slot, u8 pin) { return 0; } static inline int of_pci_parse_bus_range(struct device_node *node, struct resource *res) { return -EINVAL; } #endif #if defined(CONFIG_OF) && defined(CONFIG_PCI_MSI) int of_pci_msi_chip_add(struct msi_chip *chip); void of_pci_msi_chip_remove(struct msi_chip *chip); struct msi_chip *of_pci_find_msi_chip_by_node(struct device_node *of_node); #else static inline int of_pci_msi_chip_add(struct msi_chip *chip) { return -EINVAL; } static inline void of_pci_msi_chip_remove(struct msi_chip *chip) { } static inline struct msi_chip * of_pci_find_msi_chip_by_node(struct device_node *of_node) { return NULL; } #endif #endif