| | 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 | struct device_node; |
| | 10 | |
| | 11 | #ifdef CONFIG_OF |
| | 12 | int of_irq_parse_pci(const struct pci_dev *pdev, struct of_phandle_args *out_irq); |
| | 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_irq_parse_and_map_pci(const struct pci_dev *dev, u8 slot, u8 pin); |
| | 17 | int of_pci_parse_bus_range(struct device_node *node, struct resource *res); |
| | 18 | int of_get_pci_domain_nr(struct device_node *node); |
| | 19 | #else |
| | 20 | static inline int of_irq_parse_pci(const struct pci_dev *pdev, struct of_phandle_args *out_irq) |
| | 21 | { |
| | 22 | return 0; |
| | 23 | } |
| | 24 | |
| | 25 | static inline struct device_node *of_pci_find_child_device(struct device_node *parent, |
| | 26 | unsigned int devfn) |
| | 27 | { |
| | 28 | return NULL; |
| | 29 | } |
| | 30 | |
| | 31 | static inline int of_pci_get_devfn(struct device_node *np) |
| | 32 | { |
| | 33 | return -EINVAL; |
| | 34 | } |
| | 35 | |
| | 36 | static inline int |
| | 37 | of_irq_parse_and_map_pci(const struct pci_dev *dev, u8 slot, u8 pin) |
| | 38 | { |
| | 39 | return 0; |
| | 40 | } |
| | 41 | |
| | 42 | static inline int |
| | 43 | of_pci_parse_bus_range(struct device_node *node, struct resource *res) |
| | 44 | { |
| | 45 | return -EINVAL; |
| | 46 | } |
| | 47 | |
| | 48 | static inline int |
| | 49 | of_get_pci_domain_nr(struct device_node *node) |
| | 50 | { |
| | 51 | return -1; |
| | 52 | } |
| | 53 | #endif |
| | 54 | |
| | 55 | #if defined(CONFIG_OF_ADDRESS) |
| | 56 | int of_pci_get_host_bridge_resources(struct device_node *dev, |
| | 57 | unsigned char busno, unsigned char bus_max, |
| | 58 | struct list_head *resources, resource_size_t *io_base); |
| | 59 | #endif |
| | 60 | |
| | 61 | #if defined(CONFIG_OF) && defined(CONFIG_PCI_MSI) |
| | 62 | int of_pci_msi_chip_add(struct msi_controller *chip); |
| | 63 | void of_pci_msi_chip_remove(struct msi_controller *chip); |
| | 64 | struct msi_controller *of_pci_find_msi_chip_by_node(struct device_node *of_node); |
| | 65 | #else |
| | 66 | static inline int of_pci_msi_chip_add(struct msi_controller *chip) { return -EINVAL; } |
| | 67 | static inline void of_pci_msi_chip_remove(struct msi_controller *chip) { } |
| | 68 | static inline struct msi_controller * |
| | 69 | of_pci_find_msi_chip_by_node(struct device_node *of_node) { return NULL; } |
| | 70 | #endif |
| | 71 | |
| | 72 | #endif |
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