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authorBen Hutchings <bhutchings@solarflare.com>2013-11-19 00:07:16 +0100
committerBen Hutchings <bhutchings@solarflare.com>2013-11-21 18:17:39 +0100
commit4e8cff6480932f3ebe865614a1f2274e1983d08c (patch)
tree1627506ec04794343be53f8e40dcbdf9e3750efd
parentgianfar: Implement the SIOCGHWTSTAMP ioctl (diff)
downloadlinux-4e8cff6480932f3ebe865614a1f2274e1983d08c.tar.xz
linux-4e8cff6480932f3ebe865614a1f2274e1983d08c.zip
e1000e: Implement the SIOCGHWTSTAMP ioctl
Compile-tested only. Signed-off-by: Ben Hutchings <bhutchings@solarflare.com>
-rw-r--r--drivers/net/ethernet/intel/e1000e/netdev.c14
1 files changed, 12 insertions, 2 deletions
diff --git a/drivers/net/ethernet/intel/e1000e/netdev.c b/drivers/net/ethernet/intel/e1000e/netdev.c
index f02816575369..03e6af736de4 100644
--- a/drivers/net/ethernet/intel/e1000e/netdev.c
+++ b/drivers/net/ethernet/intel/e1000e/netdev.c
@@ -5790,7 +5790,7 @@ static int e1000_mii_ioctl(struct net_device *netdev, struct ifreq *ifr,
* specified. Matching the kind of event packet is not supported, with the
* exception of "all V2 events regardless of level 2 or 4".
**/
-static int e1000e_hwtstamp_ioctl(struct net_device *netdev, struct ifreq *ifr)
+static int e1000e_hwtstamp_set(struct net_device *netdev, struct ifreq *ifr)
{
struct e1000_adapter *adapter = netdev_priv(netdev);
struct hwtstamp_config config;
@@ -5825,6 +5825,14 @@ static int e1000e_hwtstamp_ioctl(struct net_device *netdev, struct ifreq *ifr)
sizeof(config)) ? -EFAULT : 0;
}
+static int e1000e_hwtstamp_get(struct net_device *netdev, struct ifreq *ifr)
+{
+ struct e1000_adapter *adapter = netdev_priv(netdev);
+
+ return copy_to_user(ifr->ifr_data, &adapter->hwtstamp_config,
+ sizeof(adapter->hwtstamp_config)) ? -EFAULT : 0;
+}
+
static int e1000_ioctl(struct net_device *netdev, struct ifreq *ifr, int cmd)
{
switch (cmd) {
@@ -5833,7 +5841,9 @@ static int e1000_ioctl(struct net_device *netdev, struct ifreq *ifr, int cmd)
case SIOCSMIIREG:
return e1000_mii_ioctl(netdev, ifr, cmd);
case SIOCSHWTSTAMP:
- return e1000e_hwtstamp_ioctl(netdev, ifr);
+ return e1000e_hwtstamp_set(netdev, ifr);
+ case SIOCGHWTSTAMP:
+ return e1000e_hwtstamp_get(netdev, ifr);
default:
return -EOPNOTSUPP;
}