1 /*
2  * OF helpers for network devices.
3  *
4  * This file is released under the GPLv2
5  */
6 
7 #ifndef __LINUX_OF_NET_H
8 #define __LINUX_OF_NET_H
9 
10 #ifdef CONFIG_OF_NET
11 #include <linux/of.h>
12 
13 struct net_device;
14 extern int of_get_phy_mode(struct device_node *np);
15 extern const void *of_get_mac_address(struct device_node *np);
16 extern int of_get_nvmem_mac_address(struct device_node *np, void *addr);
17 extern struct net_device *of_find_net_device_by_node(struct device_node *np);
18 #else
of_get_phy_mode(struct device_node * np)19 static inline int of_get_phy_mode(struct device_node *np)
20 {
21 	return -ENODEV;
22 }
23 
of_get_mac_address(struct device_node * np)24 static inline const void *of_get_mac_address(struct device_node *np)
25 {
26 	return NULL;
27 }
28 
of_get_nvmem_mac_address(struct device_node * np,void * addr)29 static inline int of_get_nvmem_mac_address(struct device_node *np, void *addr)
30 {
31 	return -ENODEV;
32 }
33 
of_find_net_device_by_node(struct device_node * np)34 static inline struct net_device *of_find_net_device_by_node(struct device_node *np)
35 {
36 	return NULL;
37 }
38 #endif
39 
40 #endif /* __LINUX_OF_NET_H */
41