pasemi_mac: Add support for changing mac address
Straightforward. It used to be hardcoded and impossible to override
with ifconfig.
Signed-off-by: Olof Johansson <olof@lixom.net>
Signed-off-by: Jeff Garzik <jeff@garzik.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/drivers/net/pasemi_mac.c b/drivers/net/pasemi_mac.c
index bb88a41..59dea3f 100644
--- a/drivers/net/pasemi_mac.c
+++ b/drivers/net/pasemi_mac.c
@@ -221,6 +221,33 @@
return 0;
}
+static int pasemi_mac_set_mac_addr(struct net_device *dev, void *p)
+{
+ struct pasemi_mac *mac = netdev_priv(dev);
+ struct sockaddr *addr = p;
+ unsigned int adr0, adr1;
+
+ if (!is_valid_ether_addr(addr->sa_data))
+ return -EINVAL;
+
+ memcpy(dev->dev_addr, addr->sa_data, dev->addr_len);
+
+ adr0 = dev->dev_addr[2] << 24 |
+ dev->dev_addr[3] << 16 |
+ dev->dev_addr[4] << 8 |
+ dev->dev_addr[5];
+ adr1 = read_mac_reg(mac, PAS_MAC_CFG_ADR1);
+ adr1 &= ~0xffff;
+ adr1 |= dev->dev_addr[0] << 8 | dev->dev_addr[1];
+
+ pasemi_mac_intf_disable(mac);
+ write_mac_reg(mac, PAS_MAC_CFG_ADR0, adr0);
+ write_mac_reg(mac, PAS_MAC_CFG_ADR1, adr1);
+ pasemi_mac_intf_enable(mac);
+
+ return 0;
+}
+
static int get_skb_hdr(struct sk_buff *skb, void **iphdr,
void **tcph, u64 *hdr_flags, void *data)
{
@@ -1475,6 +1502,7 @@
dev->stop = pasemi_mac_close;
dev->hard_start_xmit = pasemi_mac_start_tx;
dev->set_multicast_list = pasemi_mac_set_rx_mode;
+ dev->set_mac_address = pasemi_mac_set_mac_addr;
if (err)
goto out;
