diff options
Diffstat (limited to 'drivers/net/sh_eth.c')
| -rw-r--r-- | drivers/net/sh_eth.c | 20 |
1 files changed, 12 insertions, 8 deletions
diff --git a/drivers/net/sh_eth.c b/drivers/net/sh_eth.c index f49d0800c1d1..a4da7e7574eb 100644 --- a/drivers/net/sh_eth.c +++ b/drivers/net/sh_eth.c @@ -298,16 +298,20 @@ static void update_mac_address(struct net_device *ndev) * When you want use this device, you must set MAC address in bootloader. * */ -static void read_mac_address(struct net_device *ndev) +static void read_mac_address(struct net_device *ndev, unsigned char *mac) { u32 ioaddr = ndev->base_addr; - ndev->dev_addr[0] = (ctrl_inl(ioaddr + MAHR) >> 24); - ndev->dev_addr[1] = (ctrl_inl(ioaddr + MAHR) >> 16) & 0xFF; - ndev->dev_addr[2] = (ctrl_inl(ioaddr + MAHR) >> 8) & 0xFF; - ndev->dev_addr[3] = (ctrl_inl(ioaddr + MAHR) & 0xFF); - ndev->dev_addr[4] = (ctrl_inl(ioaddr + MALR) >> 8) & 0xFF; - ndev->dev_addr[5] = (ctrl_inl(ioaddr + MALR) & 0xFF); + if (mac[0] || mac[1] || mac[2] || mac[3] || mac[4] || mac[5]) { + memcpy(ndev->dev_addr, mac, 6); + } else { + ndev->dev_addr[0] = (ctrl_inl(ioaddr + MAHR) >> 24); + ndev->dev_addr[1] = (ctrl_inl(ioaddr + MAHR) >> 16) & 0xFF; + ndev->dev_addr[2] = (ctrl_inl(ioaddr + MAHR) >> 8) & 0xFF; + ndev->dev_addr[3] = (ctrl_inl(ioaddr + MAHR) & 0xFF); + ndev->dev_addr[4] = (ctrl_inl(ioaddr + MALR) >> 8) & 0xFF; + ndev->dev_addr[5] = (ctrl_inl(ioaddr + MALR) & 0xFF); + } } struct bb_info { @@ -1427,7 +1431,7 @@ static int sh_eth_drv_probe(struct platform_device *pdev) mdp->post_fw = POST_FW >> (devno << 1); /* read and set MAC address */ - read_mac_address(ndev); + read_mac_address(ndev, pd->mac_addr); /* First device only init */ if (!devno) { |