LXR linux/include/linux/of

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