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92 lines
2.6 KiB
92 lines
2.6 KiB
#ifndef __OF_PCI_H |
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#define __OF_PCI_H |
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#include <linux/pci.h> |
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#include <linux/msi.h> |
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struct pci_dev; |
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struct of_phandle_args; |
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struct device_node; |
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#ifdef CONFIG_OF_PCI |
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int of_irq_parse_pci(const struct pci_dev *pdev, struct of_phandle_args *out_irq); |
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struct device_node *of_pci_find_child_device(struct device_node *parent, |
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unsigned int devfn); |
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int of_pci_get_devfn(struct device_node *np); |
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int of_irq_parse_and_map_pci(const struct pci_dev *dev, u8 slot, u8 pin); |
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int of_pci_parse_bus_range(struct device_node *node, struct resource *res); |
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int of_get_pci_domain_nr(struct device_node *node); |
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void of_pci_check_probe_only(void); |
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int of_pci_map_rid(struct device_node *np, u32 rid, |
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const char *map_name, const char *map_mask_name, |
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struct device_node **target, u32 *id_out); |
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#else |
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static inline int of_irq_parse_pci(const struct pci_dev *pdev, struct of_phandle_args *out_irq) |
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{ |
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return 0; |
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} |
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static inline struct device_node *of_pci_find_child_device(struct device_node *parent, |
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unsigned int devfn) |
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{ |
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return NULL; |
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} |
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static inline int of_pci_get_devfn(struct device_node *np) |
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{ |
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return -EINVAL; |
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} |
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static inline int |
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of_irq_parse_and_map_pci(const struct pci_dev *dev, u8 slot, u8 pin) |
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{ |
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return 0; |
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} |
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static inline int |
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of_pci_parse_bus_range(struct device_node *node, struct resource *res) |
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{ |
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return -EINVAL; |
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} |
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static inline int |
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of_get_pci_domain_nr(struct device_node *node) |
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{ |
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return -1; |
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} |
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static inline int of_pci_map_rid(struct device_node *np, u32 rid, |
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const char *map_name, const char *map_mask_name, |
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struct device_node **target, u32 *id_out) |
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{ |
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return -EINVAL; |
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} |
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static inline void of_pci_check_probe_only(void) { } |
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#endif |
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#if defined(CONFIG_OF_ADDRESS) |
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int of_pci_get_host_bridge_resources(struct device_node *dev, |
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unsigned char busno, unsigned char bus_max, |
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struct list_head *resources, resource_size_t *io_base); |
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#else |
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static inline int of_pci_get_host_bridge_resources(struct device_node *dev, |
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unsigned char busno, unsigned char bus_max, |
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struct list_head *resources, resource_size_t *io_base) |
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{ |
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return -EINVAL; |
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} |
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#endif |
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#if defined(CONFIG_OF) && defined(CONFIG_PCI_MSI) |
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int of_pci_msi_chip_add(struct msi_controller *chip); |
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void of_pci_msi_chip_remove(struct msi_controller *chip); |
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struct msi_controller *of_pci_find_msi_chip_by_node(struct device_node *of_node); |
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#else |
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static inline int of_pci_msi_chip_add(struct msi_controller *chip) { return -EINVAL; } |
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static inline void of_pci_msi_chip_remove(struct msi_controller *chip) { } |
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static inline struct msi_controller * |
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of_pci_find_msi_chip_by_node(struct device_node *of_node) { return NULL; } |
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#endif |
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#endif
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