1 #ifndef __OF_PCI_H 2 #define __OF_PCI_H 3 4 #include <linux/pci.h> 5 #include <linux/msi.h> 6 7 struct pci_dev; 8 struct of_phandle_args; 9 int of_irq_parse_pci(const struct pci_dev *pdev, struct of_phandle_args *out_irq); 10 int of_irq_parse_and_map_pci(const struct pci_dev *dev, u8 slot, u8 pin); 11 12 struct device_node; 13 struct device_node *of_pci_find_child_device(struct device_node *parent, 14 unsigned int devfn); 15 int of_pci_get_devfn(struct device_node *np); 16 int of_pci_parse_bus_range(struct device_node *node, struct resource *res); 17 18 #if defined(CONFIG_OF) && defined(CONFIG_PCI_MSI) 19 int of_pci_msi_chip_add(struct msi_chip *chip); 20 void of_pci_msi_chip_remove(struct msi_chip *chip); 21 struct msi_chip *of_pci_find_msi_chip_by_node(struct device_node *of_node); 22 #else 23 static inline int of_pci_msi_chip_add(struct msi_chip *chip) { return -EINVAL; } 24 static inline void of_pci_msi_chip_remove(struct msi_chip *chip) { } 25 static inline struct msi_chip * 26 of_pci_find_msi_chip_by_node(struct device_node *of_node) { return NULL; } 27 #endif 28 29 #endif 30