1 | /* SPDX-License-Identifier: GPL-2.0 */ |
2 | #ifndef __OF_PCI_H |
3 | #define __OF_PCI_H |
4 | |
5 | #include <linux/types.h> |
6 | #include <linux/errno.h> |
7 | |
8 | struct pci_dev; |
9 | struct device_node; |
10 | |
11 | #if IS_ENABLED(CONFIG_OF) && IS_ENABLED(CONFIG_PCI) |
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 | void of_pci_check_probe_only(void); |
16 | #else |
17 | static inline struct device_node *of_pci_find_child_device(struct device_node *parent, |
18 | unsigned int devfn) |
19 | { |
20 | return NULL; |
21 | } |
22 | |
23 | static inline int of_pci_get_devfn(struct device_node *np) |
24 | { |
25 | return -EINVAL; |
26 | } |
27 | |
28 | static inline void of_pci_check_probe_only(void) { } |
29 | #endif |
30 | |
31 | #if IS_ENABLED(CONFIG_OF_IRQ) |
32 | int of_irq_parse_and_map_pci(const struct pci_dev *dev, u8 slot, u8 pin); |
33 | #else |
34 | static inline int |
35 | of_irq_parse_and_map_pci(const struct pci_dev *dev, u8 slot, u8 pin) |
36 | { |
37 | return 0; |
38 | } |
39 | #endif |
40 | |
41 | #endif |
42 | |