Commit c6c13965 authored by Nikolay Aleksandrov's avatar Nikolay Aleksandrov Committed by David S. Miller
Browse files

net: add unknown state to sysfs NIC duplex export



Currently when the NIC duplex state is DUPLEX_UNKNOWN it is exported as
full through sysfs, this patch adds support for DUPLEX_UNKNOWN. It is
handled the same way as in ethtool.
Signed-off-by: default avatarNikolay Aleksandrov <naleksan@redhat.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent f6fe569f
...@@ -166,9 +166,21 @@ static ssize_t show_duplex(struct device *dev, ...@@ -166,9 +166,21 @@ static ssize_t show_duplex(struct device *dev,
if (netif_running(netdev)) { if (netif_running(netdev)) {
struct ethtool_cmd cmd; struct ethtool_cmd cmd;
if (!__ethtool_get_settings(netdev, &cmd)) if (!__ethtool_get_settings(netdev, &cmd)) {
ret = sprintf(buf, "%s\n", const char *duplex;
cmd.duplex ? "full" : "half"); switch (cmd.duplex) {
case DUPLEX_HALF:
duplex = "half";
break;
case DUPLEX_FULL:
duplex = "full";
break;
default:
duplex = "unknown";
break;
}
ret = sprintf(buf, "%s\n", duplex);
}
} }
rtnl_unlock(); rtnl_unlock();
return ret; return ret;
......
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