diff options
Diffstat (limited to 'drivers/net/usb/ax88179_178a.c')
| -rw-r--r-- | drivers/net/usb/ax88179_178a.c | 35 |
1 files changed, 31 insertions, 4 deletions
diff --git a/drivers/net/usb/ax88179_178a.c b/drivers/net/usb/ax88179_178a.c index daa54486ab09..93044cf1417a 100644 --- a/drivers/net/usb/ax88179_178a.c +++ b/drivers/net/usb/ax88179_178a.c @@ -827,6 +827,7 @@ static const struct ethtool_ops ax88179_ethtool_ops = { .nway_reset = usbnet_nway_reset, .get_link_ksettings = ax88179_get_link_ksettings, .set_link_ksettings = ax88179_set_link_ksettings, + .get_ts_info = ethtool_op_get_ts_info, }; static void ax88179_set_multicast(struct net_device *net) @@ -1214,6 +1215,32 @@ static int ax88179_led_setting(struct usbnet *dev) return 0; } +static void ax88179_get_mac_addr(struct usbnet *dev) +{ + u8 mac[ETH_ALEN]; + + /* Maybe the boot loader passed the MAC address via device tree */ + if (!eth_platform_get_mac_address(&dev->udev->dev, mac)) { + netif_dbg(dev, ifup, dev->net, + "MAC address read from device tree"); + } else { + ax88179_read_cmd(dev, AX_ACCESS_MAC, AX_NODE_ID, ETH_ALEN, + ETH_ALEN, mac); + netif_dbg(dev, ifup, dev->net, + "MAC address read from ASIX chip"); + } + + if (is_valid_ether_addr(mac)) { + memcpy(dev->net->dev_addr, mac, ETH_ALEN); + } else { + netdev_info(dev->net, "invalid MAC address, using random\n"); + eth_hw_addr_random(dev->net); + } + + ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_NODE_ID, ETH_ALEN, ETH_ALEN, + dev->net->dev_addr); +} + static int ax88179_bind(struct usbnet *dev, struct usb_interface *intf) { u8 buf[5]; @@ -1240,8 +1267,8 @@ static int ax88179_bind(struct usbnet *dev, struct usb_interface *intf) ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_CLK_SELECT, 1, 1, tmp); msleep(100); - ax88179_read_cmd(dev, AX_ACCESS_MAC, AX_NODE_ID, ETH_ALEN, - ETH_ALEN, dev->net->dev_addr); + /* Read MAC address from DTB or asix chip */ + ax88179_get_mac_addr(dev); memcpy(dev->net->perm_addr, dev->net->dev_addr, ETH_ALEN); /* RX bulk configuration */ @@ -1541,8 +1568,8 @@ static int ax88179_reset(struct usbnet *dev) /* Ethernet PHY Auto Detach*/ ax88179_auto_detach(dev, 0); - ax88179_read_cmd(dev, AX_ACCESS_MAC, AX_NODE_ID, ETH_ALEN, ETH_ALEN, - dev->net->dev_addr); + /* Read MAC address from DTB or asix chip */ + ax88179_get_mac_addr(dev); /* RX bulk configuration */ memcpy(tmp, &AX88179_BULKIN_SIZE[0], 5); |