Commit | Line | Data |
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b2441318 | 1 | /* SPDX-License-Identifier: GPL-2.0 */ |
04bea68b SAS |
2 | #ifndef __OF_PCI_H |
3 | #define __OF_PCI_H | |
4 | ||
5 | #include <linux/pci.h> | |
0d5a6db3 | 6 | #include <linux/msi.h> |
04bea68b SAS |
7 | |
8 | struct pci_dev; | |
530210c7 | 9 | struct of_phandle_args; |
98d9f30c | 10 | struct device_node; |
64c5c759 | 11 | |
4670d610 | 12 | #if IS_ENABLED(CONFIG_OF) && IS_ENABLED(CONFIG_PCI) |
98d9f30c BH |
13 | struct device_node *of_pci_find_child_device(struct device_node *parent, |
14 | unsigned int devfn); | |
45ab9702 | 15 | int of_pci_get_devfn(struct device_node *np); |
64c5c759 | 16 | int of_irq_parse_and_map_pci(const struct pci_dev *dev, u8 slot, u8 pin); |
4e23d3f5 | 17 | int of_pci_parse_bus_range(struct device_node *node, struct resource *res); |
41e5c0f8 | 18 | int of_get_pci_domain_nr(struct device_node *node); |
9a1dc389 | 19 | int of_pci_get_max_link_speed(struct device_node *node); |
f81c11af | 20 | void of_pci_check_probe_only(void); |
987068fc RM |
21 | int of_pci_map_rid(struct device_node *np, u32 rid, |
22 | const char *map_name, const char *map_mask_name, | |
23 | struct device_node **target, u32 *id_out); | |
64c5c759 | 24 | #else |
64c5c759 AB |
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 | } | |
41e5c0f8 LD |
47 | |
48 | static inline int | |
49 | of_get_pci_domain_nr(struct device_node *node) | |
50 | { | |
51 | return -1; | |
52 | } | |
c49b8fc2 | 53 | |
987068fc RM |
54 | static inline int of_pci_map_rid(struct device_node *np, u32 rid, |
55 | const char *map_name, const char *map_mask_name, | |
56 | struct device_node **target, u32 *id_out) | |
57 | { | |
58 | return -EINVAL; | |
9a1dc389 SL |
59 | } |
60 | ||
61 | static inline int | |
62 | of_pci_get_max_link_speed(struct device_node *node) | |
63 | { | |
64 | return -EINVAL; | |
987068fc RM |
65 | } |
66 | ||
f81c11af | 67 | static inline void of_pci_check_probe_only(void) { } |
64c5c759 | 68 | #endif |
98d9f30c | 69 | |
cbe4097f LD |
70 | #if defined(CONFIG_OF_ADDRESS) |
71 | int of_pci_get_host_bridge_resources(struct device_node *dev, | |
72 | unsigned char busno, unsigned char bus_max, | |
73 | struct list_head *resources, resource_size_t *io_base); | |
40704b12 AB |
74 | #else |
75 | static inline int of_pci_get_host_bridge_resources(struct device_node *dev, | |
76 | unsigned char busno, unsigned char bus_max, | |
77 | struct list_head *resources, resource_size_t *io_base) | |
78 | { | |
79 | return -EINVAL; | |
80 | } | |
cbe4097f LD |
81 | #endif |
82 | ||
04bea68b | 83 | #endif |