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path: root/drivers/net/usb/ax88179_178a.c
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Diffstat (limited to 'drivers/net/usb/ax88179_178a.c')
-rw-r--r--drivers/net/usb/ax88179_178a.c59
1 files changed, 44 insertions, 15 deletions
diff --git a/drivers/net/usb/ax88179_178a.c b/drivers/net/usb/ax88179_178a.c
index df9d767cb524..b034ef8a73ea 100644
--- a/drivers/net/usb/ax88179_178a.c
+++ b/drivers/net/usb/ax88179_178a.c
@@ -326,7 +326,8 @@ static void ax88179_status(struct usbnet *dev, struct urb *urb)
if (netif_carrier_ok(dev->net) != link) {
usbnet_link_change(dev, link, 1);
- netdev_info(dev->net, "ax88179 - Link status is: %d\n", link);
+ if (!link)
+ netdev_info(dev->net, "ax88179 - Link status is: 0\n");
}
}
@@ -943,7 +944,7 @@ static int ax88179_change_mtu(struct net_device *net, int new_mtu)
struct usbnet *dev = netdev_priv(net);
u16 tmp16;
- net->mtu = new_mtu;
+ WRITE_ONCE(net->mtu, new_mtu);
dev->hard_mtu = net->mtu + net->hard_header_len;
if (net->mtu > 1500) {
@@ -1277,7 +1278,6 @@ static void ax88179_get_mac_addr(struct usbnet *dev)
dev->net->addr_assign_type = NET_ADDR_PERM;
} 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,
@@ -1287,8 +1287,11 @@ static void ax88179_get_mac_addr(struct usbnet *dev)
static int ax88179_bind(struct usbnet *dev, struct usb_interface *intf)
{
struct ax88179_data *ax179_data;
+ int ret;
- usbnet_get_endpoints(dev, intf);
+ ret = usbnet_get_endpoints(dev, intf);
+ if (ret < 0)
+ return ret;
ax179_data = kzalloc(sizeof(*ax179_data), GFP_KERNEL);
if (!ax179_data)
@@ -1540,6 +1543,7 @@ static int ax88179_link_reset(struct usbnet *dev)
GMII_PHY_PHYSR, 2, &tmp16);
if (!(tmp16 & GMII_PHY_PHYSR_LINK)) {
+ netdev_info(dev->net, "ax88179 - Link status is: 0\n");
return 0;
} else if (GMII_PHY_PHYSR_GIGA == (tmp16 & GMII_PHY_PHYSR_SMASK)) {
mode |= AX_MEDIUM_GIGAMODE | AX_MEDIUM_EN_125MHZ;
@@ -1577,6 +1581,8 @@ static int ax88179_link_reset(struct usbnet *dev)
netif_carrier_on(dev->net);
+ netdev_info(dev->net, "ax88179 - Link status is: 1\n");
+
return 0;
}
@@ -1673,6 +1679,27 @@ static int ax88179_reset(struct usbnet *dev)
return 0;
}
+static int ax88179_net_reset(struct usbnet *dev)
+{
+ u16 tmp16;
+
+ ax88179_read_cmd(dev, AX_ACCESS_PHY, AX88179_PHY_ID, GMII_PHY_PHYSR,
+ 2, &tmp16);
+ if (tmp16) {
+ ax88179_read_cmd(dev, AX_ACCESS_MAC, AX_MEDIUM_STATUS_MODE,
+ 2, 2, &tmp16);
+ if (!(tmp16 & AX_MEDIUM_RECEIVE_EN)) {
+ tmp16 |= AX_MEDIUM_RECEIVE_EN;
+ ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_MEDIUM_STATUS_MODE,
+ 2, 2, &tmp16);
+ }
+ } else {
+ ax88179_reset(dev);
+ }
+
+ return 0;
+}
+
static int ax88179_stop(struct usbnet *dev)
{
u16 tmp16;
@@ -1692,6 +1719,7 @@ static const struct driver_info ax88179_info = {
.unbind = ax88179_unbind,
.status = ax88179_status,
.link_reset = ax88179_link_reset,
+ .reset = ax88179_net_reset,
.stop = ax88179_stop,
.flags = FLAG_ETHER | FLAG_FRAMING_AX,
.rx_fixup = ax88179_rx_fixup,
@@ -1704,6 +1732,7 @@ static const struct driver_info ax88178a_info = {
.unbind = ax88179_unbind,
.status = ax88179_status,
.link_reset = ax88179_link_reset,
+ .reset = ax88179_net_reset,
.stop = ax88179_stop,
.flags = FLAG_ETHER | FLAG_FRAMING_AX,
.rx_fixup = ax88179_rx_fixup,
@@ -1716,7 +1745,7 @@ static const struct driver_info cypress_GX3_info = {
.unbind = ax88179_unbind,
.status = ax88179_status,
.link_reset = ax88179_link_reset,
- .reset = ax88179_reset,
+ .reset = ax88179_net_reset,
.stop = ax88179_stop,
.flags = FLAG_ETHER | FLAG_FRAMING_AX,
.rx_fixup = ax88179_rx_fixup,
@@ -1729,7 +1758,7 @@ static const struct driver_info dlink_dub1312_info = {
.unbind = ax88179_unbind,
.status = ax88179_status,
.link_reset = ax88179_link_reset,
- .reset = ax88179_reset,
+ .reset = ax88179_net_reset,
.stop = ax88179_stop,
.flags = FLAG_ETHER | FLAG_FRAMING_AX,
.rx_fixup = ax88179_rx_fixup,
@@ -1742,7 +1771,7 @@ static const struct driver_info sitecom_info = {
.unbind = ax88179_unbind,
.status = ax88179_status,
.link_reset = ax88179_link_reset,
- .reset = ax88179_reset,
+ .reset = ax88179_net_reset,
.stop = ax88179_stop,
.flags = FLAG_ETHER | FLAG_FRAMING_AX,
.rx_fixup = ax88179_rx_fixup,
@@ -1755,7 +1784,7 @@ static const struct driver_info samsung_info = {
.unbind = ax88179_unbind,
.status = ax88179_status,
.link_reset = ax88179_link_reset,
- .reset = ax88179_reset,
+ .reset = ax88179_net_reset,
.stop = ax88179_stop,
.flags = FLAG_ETHER | FLAG_FRAMING_AX,
.rx_fixup = ax88179_rx_fixup,
@@ -1768,7 +1797,7 @@ static const struct driver_info lenovo_info = {
.unbind = ax88179_unbind,
.status = ax88179_status,
.link_reset = ax88179_link_reset,
- .reset = ax88179_reset,
+ .reset = ax88179_net_reset,
.stop = ax88179_stop,
.flags = FLAG_ETHER | FLAG_FRAMING_AX,
.rx_fixup = ax88179_rx_fixup,
@@ -1781,7 +1810,7 @@ static const struct driver_info belkin_info = {
.unbind = ax88179_unbind,
.status = ax88179_status,
.link_reset = ax88179_link_reset,
- .reset = ax88179_reset,
+ .reset = ax88179_net_reset,
.stop = ax88179_stop,
.flags = FLAG_ETHER | FLAG_FRAMING_AX,
.rx_fixup = ax88179_rx_fixup,
@@ -1794,7 +1823,7 @@ static const struct driver_info toshiba_info = {
.unbind = ax88179_unbind,
.status = ax88179_status,
.link_reset = ax88179_link_reset,
- .reset = ax88179_reset,
+ .reset = ax88179_net_reset,
.stop = ax88179_stop,
.flags = FLAG_ETHER | FLAG_FRAMING_AX,
.rx_fixup = ax88179_rx_fixup,
@@ -1807,7 +1836,7 @@ static const struct driver_info mct_info = {
.unbind = ax88179_unbind,
.status = ax88179_status,
.link_reset = ax88179_link_reset,
- .reset = ax88179_reset,
+ .reset = ax88179_net_reset,
.stop = ax88179_stop,
.flags = FLAG_ETHER | FLAG_FRAMING_AX,
.rx_fixup = ax88179_rx_fixup,
@@ -1820,7 +1849,7 @@ static const struct driver_info at_umc2000_info = {
.unbind = ax88179_unbind,
.status = ax88179_status,
.link_reset = ax88179_link_reset,
- .reset = ax88179_reset,
+ .reset = ax88179_net_reset,
.stop = ax88179_stop,
.flags = FLAG_ETHER | FLAG_FRAMING_AX,
.rx_fixup = ax88179_rx_fixup,
@@ -1833,7 +1862,7 @@ static const struct driver_info at_umc200_info = {
.unbind = ax88179_unbind,
.status = ax88179_status,
.link_reset = ax88179_link_reset,
- .reset = ax88179_reset,
+ .reset = ax88179_net_reset,
.stop = ax88179_stop,
.flags = FLAG_ETHER | FLAG_FRAMING_AX,
.rx_fixup = ax88179_rx_fixup,
@@ -1846,7 +1875,7 @@ static const struct driver_info at_umc2000sp_info = {
.unbind = ax88179_unbind,
.status = ax88179_status,
.link_reset = ax88179_link_reset,
- .reset = ax88179_reset,
+ .reset = ax88179_net_reset,
.stop = ax88179_stop,
.flags = FLAG_ETHER | FLAG_FRAMING_AX,
.rx_fixup = ax88179_rx_fixup,