return of_get_mac_addr(np, "address");
}
EXPORT_SYMBOL(of_get_mac_address);
-
-/**
- * Obtain the MAC address from an nvmem provider named 'mac-address' through
- * device tree.
- * On success, copies the new address into memory pointed to by addr and
- * returns 0. Returns a negative error code otherwise.
- * @np: Device tree node containing the nvmem-cells phandle
- * @addr: Pointer to receive the MAC address using ether_addr_copy()
- */
-int of_get_nvmem_mac_address(struct device_node *np, void *addr)
-{
- struct nvmem_cell *cell;
- const void *mac;
- size_t len;
- int ret;
-
- cell = of_nvmem_cell_get(np, "mac-address");
- if (IS_ERR(cell))
- return PTR_ERR(cell);
-
- mac = nvmem_cell_read(cell, &len);
-
- nvmem_cell_put(cell);
-
- if (IS_ERR(mac))
- return PTR_ERR(mac);
-
- if (len < ETH_ALEN || !is_valid_ether_addr(mac)) {
- ret = -EINVAL;
- } else {
- ether_addr_copy(addr, mac);
- ret = 0;
- }
-
- kfree(mac);
-
- return ret;
-}
-EXPORT_SYMBOL(of_get_nvmem_mac_address);
struct net_device;
extern int of_get_phy_mode(struct device_node *np);
extern const void *of_get_mac_address(struct device_node *np);
-extern int of_get_nvmem_mac_address(struct device_node *np, void *addr);
extern struct net_device *of_find_net_device_by_node(struct device_node *np);
#else
static inline int of_get_phy_mode(struct device_node *np)
return NULL;
}
-static inline int of_get_nvmem_mac_address(struct device_node *np, void *addr)
-{
- return -ENODEV;
-}
-
static inline struct net_device *of_find_net_device_by_node(struct device_node *np)
{
return NULL;