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_irq; 9 int of_irq_map_pci(const struct pci_dev *pdev, struct of_irq *out_irq); 10 11 struct device_node; 12 struct device_node *of_pci_find_child_device(struct device_node *parent, 13 unsigned int devfn); 14 int of_pci_get_devfn(struct device_node *np); 15 int of_pci_parse_bus_range(struct device_node *node, struct resource *res); 16 17 #if defined(CONFIG_OF) && defined(CONFIG_PCI_MSI) 18 int of_pci_msi_chip_add(struct msi_chip *chip); 19 void of_pci_msi_chip_remove(struct msi_chip *chip); 20 struct msi_chip *of_pci_find_msi_chip_by_node(struct device_node *of_node); 21 #else 22 static inline int of_pci_msi_chip_add(struct msi_chip *chip) { return -EINVAL; } 23 static inline void of_pci_msi_chip_remove(struct msi_chip *chip) { } 24 static inline struct msi_chip * 25 of_pci_find_msi_chip_by_node(struct device_node *of_node) { return NULL; } 26 #endif 27 28 #endif 29