ax88796: Add method to take MAC from platform data
Implement a way to provide the MAC address for ax88796 devices from
their platform data. Boards might decide to set the address
programmatically, taken from boot tags or other sources.
Signed-off-by: Daniel Mack <daniel@caiaq.de>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/drivers/net/ax88796.c b/drivers/net/ax88796.c
index e7c9748..62d9c9c 100644
--- a/drivers/net/ax88796.c
+++ b/drivers/net/ax88796.c
@@ -733,12 +733,19 @@
/* load the mac-address from the device if this is the
* first time we've initialised */
- if (first_init && ax->plat->flags & AXFLG_MAC_FROMDEV) {
- ei_outb(E8390_NODMA + E8390_PAGE1 + E8390_STOP,
- ei_local->mem + E8390_CMD); /* 0x61 */
+ if (first_init) {
+ if (ax->plat->flags & AXFLG_MAC_FROMDEV) {
+ ei_outb(E8390_NODMA + E8390_PAGE1 + E8390_STOP,
+ ei_local->mem + E8390_CMD); /* 0x61 */
+ for (i = 0; i < ETHER_ADDR_LEN; i++)
+ dev->dev_addr[i] =
+ ei_inb(ioaddr + EN1_PHYS_SHIFT(i));
+ }
- for (i = 0 ; i < ETHER_ADDR_LEN ; i++)
- dev->dev_addr[i] = ei_inb(ioaddr + EN1_PHYS_SHIFT(i));
+ if ((ax->plat->flags & AXFLG_MAC_FROMPLATFORM) &&
+ ax->plat->mac_addr)
+ memcpy(dev->dev_addr, ax->plat->mac_addr,
+ ETHER_ADDR_LEN);
}
ax_reset_8390(dev);