diff options
| -rw-r--r-- | include/linux/etherdevice.h | 1 | ||||
| -rw-r--r-- | include/linux/property.h | 1 | ||||
| -rw-r--r-- | net/ethernet/eth.c | 20 |
3 files changed, 22 insertions, 0 deletions
diff --git a/include/linux/etherdevice.h b/include/linux/etherdevice.h index bb612c7382e3..a8bb64cf4079 100644 --- a/include/linux/etherdevice.h +++ b/include/linux/etherdevice.h @@ -32,6 +32,7 @@ int eth_platform_get_mac_address(struct device *dev, u8 *mac_addr); unsigned char *arch_get_platform_mac_address(void); int nvmem_get_mac_address(struct device *dev, void *addrbuf); int device_get_mac_address(struct device *dev, char *addr); +int device_get_ethdev_address(struct device *dev, struct net_device *netdev); int fwnode_get_mac_address(struct fwnode_handle *fwnode, char *addr); u32 eth_get_headlen(const struct net_device *dev, const void *data, u32 len); diff --git a/include/linux/property.h b/include/linux/property.h index 4fb081684255..88fa726a76df 100644 --- a/include/linux/property.h +++ b/include/linux/property.h @@ -15,6 +15,7 @@ #include <linux/types.h> struct device; +struct net_device; enum dev_prop_type { DEV_PROP_U8, diff --git a/net/ethernet/eth.c b/net/ethernet/eth.c index 29447a61d3ec..d7b8fa10fabb 100644 --- a/net/ethernet/eth.c +++ b/net/ethernet/eth.c @@ -617,3 +617,23 @@ int device_get_mac_address(struct device *dev, char *addr) return fwnode_get_mac_address(dev_fwnode(dev), addr); } EXPORT_SYMBOL(device_get_mac_address); + +/** + * device_get_ethdev_address - Set netdev's MAC address from a given device + * @dev: Pointer to the device + * @netdev: Pointer to netdev to write the address to + * + * Wrapper around device_get_mac_address() which writes the address + * directly to netdev->dev_addr. + */ +int device_get_ethdev_address(struct device *dev, struct net_device *netdev) +{ + u8 addr[ETH_ALEN]; + int ret; + + ret = device_get_mac_address(dev, addr); + if (!ret) + eth_hw_addr_set(netdev, addr); + return ret; +} +EXPORT_SYMBOL(device_get_ethdev_address); |