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ENGR00124760 fec: set mac address correctly

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Fix dynamicly set mac address make network hang issue.

Signed-off-by: Jason Chen <b02280@freescale.com>
This commit is contained in:
Jason Chen
2010-06-30 11:25:26 +08:00
committed by Matt Sealey
parent 9a8774c3b9
commit e33df3d953
1 changed files with 6 additions and 5 deletions
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11
drivers/net/fec.c
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@@ -1131,17 +1131,18 @@ fec_set_mac_address(struct net_device *dev, void *p)
{
struct fec_enet_private *fep = netdev_priv(dev);
struct sockaddr *addr = p;
u32 temp_mac[2];
if (!is_valid_ether_addr(addr->sa_data))
return -EADDRNOTAVAIL;
memcpy(dev->dev_addr, addr->sa_data, dev->addr_len);
writel(dev->dev_addr[3] | (dev->dev_addr[2] << 8) |
(dev->dev_addr[1] << 16) | (dev->dev_addr[0] << 24),
fep->hwp + FEC_ADDR_LOW);
writel((dev->dev_addr[5] << 16) | (dev->dev_addr[4] << 24),
fep + FEC_ADDR_HIGH);
memcpy(&temp_mac, dev->dev_addr, ETH_ALEN);
writel(cpu_to_be32(temp_mac[0]), fep->hwp + FEC_ADDR_LOW);
writel(cpu_to_be32(temp_mac[1]), fep->hwp + FEC_ADDR_HIGH);
return 0;
}