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- /* SPDX-License-Identifier: GPL-2.0 */
- #ifndef __OF_PCI_H
- #define __OF_PCI_H
- #include <linux/types.h>
- #include <linux/errno.h>
- struct pci_dev;
- struct device_node;
- #if IS_ENABLED(CONFIG_OF) && IS_ENABLED(CONFIG_PCI)
- struct device_node *of_pci_find_child_device(struct device_node *parent,
- unsigned int devfn);
- int of_pci_get_devfn(struct device_node *np);
- void of_pci_check_probe_only(void);
- #else
- static inline struct device_node *of_pci_find_child_device(struct device_node *parent,
- unsigned int devfn)
- {
- return NULL;
- }
- static inline int of_pci_get_devfn(struct device_node *np)
- {
- return -EINVAL;
- }
- static inline void of_pci_check_probe_only(void) { }
- #endif
- #if IS_ENABLED(CONFIG_OF_IRQ)
- int of_irq_parse_and_map_pci(const struct pci_dev *dev, u8 slot, u8 pin);
- #else
- static inline int
- of_irq_parse_and_map_pci(const struct pci_dev *dev, u8 slot, u8 pin)
- {
- return 0;
- }
- #endif
- #endif
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