/* NETIF_F_IP_CSUM */ "tx-checksum-ipv4",
/* NETIF_F_NO_CSUM */ "tx-checksum-unneeded",
/* NETIF_F_HW_CSUM */ "tx-checksum-ip-generic",
- /* NETIF_F_IPV6_CSUM */ "tx_checksum-ipv6",
+ /* NETIF_F_IPV6_CSUM */ "tx-checksum-ipv6",
/* NETIF_F_HIGHDMA */ "highdma",
/* NETIF_F_FRAGLIST */ "tx-scatter-gather-fraglist",
/* NETIF_F_HW_VLAN_TX */ "tx-vlan-hw-insert",
/* NETIF_F_NTUPLE */ "rx-ntuple-filter",
/* NETIF_F_RXHASH */ "rx-hashing",
/* NETIF_F_RXCSUM */ "rx-checksum",
- /* NETIF_F_NOCACHE_COPY */ "tx-nocache-copy"
- "",
+ /* NETIF_F_NOCACHE_COPY */ "tx-nocache-copy",
+ /* NETIF_F_LOOPBACK */ "loopback",
};
static int __ethtool_get_sset_count(struct net_device *dev, int sset)
}
/* allow changing only bits set in hw_features */
- changed = (data ^ dev->wanted_features) & flags_dup_features;
+ changed = (data ^ dev->features) & flags_dup_features;
if (changed & ~dev->hw_features)
return (changed & dev->hw_features) ? -EINVAL : -EOPNOTSUPP;
dev->wanted_features =
- (dev->wanted_features & ~changed) | data;
+ (dev->wanted_features & ~changed) | (data & dev->hw_features);
__netdev_update_features(dev);
struct ethtool_rx_ntuple_flow_spec_container *fsc = NULL;
int ret;
+ if (!ops->set_rx_ntuple)
+ return -EOPNOTSUPP;
+
if (!(dev->features & NETIF_F_NTUPLE))
return -EINVAL;
return dev->ethtool_ops->set_ringparam(dev, &ringparam);
}
+static noinline_for_stack int ethtool_get_channels(struct net_device *dev,
+ void __user *useraddr)
+{
+ struct ethtool_channels channels = { .cmd = ETHTOOL_GCHANNELS };
+
+ if (!dev->ethtool_ops->get_channels)
+ return -EOPNOTSUPP;
+
+ dev->ethtool_ops->get_channels(dev, &channels);
+
+ if (copy_to_user(useraddr, &channels, sizeof(channels)))
+ return -EFAULT;
+ return 0;
+}
+
+static noinline_for_stack int ethtool_set_channels(struct net_device *dev,
+ void __user *useraddr)
+{
+ struct ethtool_channels channels;
+
+ if (!dev->ethtool_ops->set_channels)
+ return -EOPNOTSUPP;
+
+ if (copy_from_user(&channels, useraddr, sizeof(channels)))
+ return -EFAULT;
+
+ return dev->ethtool_ops->set_channels(dev, &channels);
+}
+
static int ethtool_get_pauseparam(struct net_device *dev, void __user *useraddr)
{
struct ethtool_pauseparam pauseparam = { ETHTOOL_GPAUSEPARAM };
static bool busy;
int rc;
- if (!dev->ethtool_ops->set_phys_id && !dev->ethtool_ops->phys_id)
+ if (!dev->ethtool_ops->set_phys_id)
return -EOPNOTSUPP;
if (busy)
if (copy_from_user(&id, useraddr, sizeof(id)))
return -EFAULT;
- if (!dev->ethtool_ops->set_phys_id)
- /* Do it the old way */
- return dev->ethtool_ops->phys_id(dev, id.data);
-
rc = dev->ethtool_ops->set_phys_id(dev, ETHTOOL_ID_ACTIVE);
- if (rc && rc != -EINVAL)
+ if (rc < 0)
return rc;
/* Drop the RTNL lock while waiting, but prevent reentry or
if (rc == 0) {
/* Driver will handle this itself */
schedule_timeout_interruptible(
- id.data ? id.data : MAX_SCHEDULE_TIMEOUT);
+ id.data ? (id.data * HZ) : MAX_SCHEDULE_TIMEOUT);
} else {
- /* Driver expects to be called periodically */
+ /* Driver expects to be called at twice the frequency in rc */
+ int n = rc * 2, i, interval = HZ / n;
+
+ /* Count down seconds */
do {
- rtnl_lock();
- rc = dev->ethtool_ops->set_phys_id(dev, ETHTOOL_ID_ON);
- rtnl_unlock();
- if (rc)
- break;
- schedule_timeout_interruptible(HZ / 2);
-
- rtnl_lock();
- rc = dev->ethtool_ops->set_phys_id(dev, ETHTOOL_ID_OFF);
- rtnl_unlock();
- if (rc)
- break;
- schedule_timeout_interruptible(HZ / 2);
+ /* Count down iterations per second */
+ i = n;
+ do {
+ rtnl_lock();
+ rc = dev->ethtool_ops->set_phys_id(dev,
+ (i & 1) ? ETHTOOL_ID_OFF : ETHTOOL_ID_ON);
+ rtnl_unlock();
+ if (rc)
+ break;
+ schedule_timeout_interruptible(interval);
+ } while (!signal_pending(current) && --i != 0);
} while (!signal_pending(current) &&
(id.data == 0 || --id.data != 0));
}
return dev->ethtool_ops->flash_device(dev, &efl);
}
+static int ethtool_set_dump(struct net_device *dev,
+ void __user *useraddr)
+{
+ struct ethtool_dump dump;
+
+ if (!dev->ethtool_ops->set_dump)
+ return -EOPNOTSUPP;
+
+ if (copy_from_user(&dump, useraddr, sizeof(dump)))
+ return -EFAULT;
+
+ return dev->ethtool_ops->set_dump(dev, &dump);
+}
+
+static int ethtool_get_dump_flag(struct net_device *dev,
+ void __user *useraddr)
+{
+ int ret;
+ struct ethtool_dump dump;
+ const struct ethtool_ops *ops = dev->ethtool_ops;
+
+ if (!dev->ethtool_ops->get_dump_flag)
+ return -EOPNOTSUPP;
+
+ if (copy_from_user(&dump, useraddr, sizeof(dump)))
+ return -EFAULT;
+
+ ret = ops->get_dump_flag(dev, &dump);
+ if (ret)
+ return ret;
+
+ if (copy_to_user(useraddr, &dump, sizeof(dump)))
+ return -EFAULT;
+ return 0;
+}
+
+static int ethtool_get_dump_data(struct net_device *dev,
+ void __user *useraddr)
+{
+ int ret;
+ __u32 len;
+ struct ethtool_dump dump, tmp;
+ const struct ethtool_ops *ops = dev->ethtool_ops;
+ void *data = NULL;
+
+ if (!dev->ethtool_ops->get_dump_data ||
+ !dev->ethtool_ops->get_dump_flag)
+ return -EOPNOTSUPP;
+
+ if (copy_from_user(&dump, useraddr, sizeof(dump)))
+ return -EFAULT;
+
+ memset(&tmp, 0, sizeof(tmp));
+ tmp.cmd = ETHTOOL_GET_DUMP_FLAG;
+ ret = ops->get_dump_flag(dev, &tmp);
+ if (ret)
+ return ret;
+
+ len = (tmp.len > dump.len) ? dump.len : tmp.len;
+ if (!len)
+ return -EFAULT;
+
+ data = vzalloc(tmp.len);
+ if (!data)
+ return -ENOMEM;
+ ret = ops->get_dump_data(dev, &dump, data);
+ if (ret)
+ goto out;
+
+ if (copy_to_user(useraddr, &dump, sizeof(dump))) {
+ ret = -EFAULT;
+ goto out;
+ }
+ useraddr += offsetof(struct ethtool_dump, data);
+ if (copy_to_user(useraddr, data, len))
+ ret = -EFAULT;
+out:
+ vfree(data);
+ return ret;
+}
+
/* The main entry point in this file. Called from net/core/dev.c */
int dev_ethtool(struct net *net, struct ifreq *ifr)
case ETHTOOL_SGRO:
rc = ethtool_set_one_feature(dev, useraddr, ethcmd);
break;
+ case ETHTOOL_GCHANNELS:
+ rc = ethtool_get_channels(dev, useraddr);
+ break;
+ case ETHTOOL_SCHANNELS:
+ rc = ethtool_set_channels(dev, useraddr);
+ break;
+ case ETHTOOL_SET_DUMP:
+ rc = ethtool_set_dump(dev, useraddr);
+ break;
+ case ETHTOOL_GET_DUMP_FLAG:
+ rc = ethtool_get_dump_flag(dev, useraddr);
+ break;
+ case ETHTOOL_GET_DUMP_DATA:
+ rc = ethtool_get_dump_data(dev, useraddr);
+ break;
default:
rc = -EOPNOTSUPP;
}