bfin_mac: Implement the SIOCGHWTSTAMP ioctl
Compile-tested only (thanks to the kbuild test robot).
Signed-off-by: Ben Hutchings <bhutchings@solarflare.com>
diff --git a/drivers/net/ethernet/adi/bfin_mac.c b/drivers/net/ethernet/adi/bfin_mac.c
index 75fb1d2..0d4f295 100644
--- a/drivers/net/ethernet/adi/bfin_mac.c
+++ b/drivers/net/ethernet/adi/bfin_mac.c
@@ -667,8 +667,8 @@
return 1000000000UL / ppn;
}
-static int bfin_mac_hwtstamp_ioctl(struct net_device *netdev,
- struct ifreq *ifr, int cmd)
+static int bfin_mac_hwtstamp_set(struct net_device *netdev,
+ struct ifreq *ifr)
{
struct hwtstamp_config config;
struct bfin_mac_local *lp = netdev_priv(netdev);
@@ -824,6 +824,16 @@
-EFAULT : 0;
}
+static int bfin_mac_hwtstamp_get(struct net_device *netdev,
+ struct ifreq *ifr)
+{
+ struct bfin_mac_local *lp = netdev_priv(netdev);
+
+ return copy_to_user(ifr->ifr_data, &lp->stamp_cfg,
+ sizeof(lp->stamp_cfg)) ?
+ -EFAULT : 0;
+}
+
static void bfin_tx_hwtstamp(struct net_device *netdev, struct sk_buff *skb)
{
struct bfin_mac_local *lp = netdev_priv(netdev);
@@ -1062,7 +1072,8 @@
#else
# define bfin_mac_hwtstamp_is_none(cfg) 0
# define bfin_mac_hwtstamp_init(dev)
-# define bfin_mac_hwtstamp_ioctl(dev, ifr, cmd) (-EOPNOTSUPP)
+# define bfin_mac_hwtstamp_set(dev, ifr) (-EOPNOTSUPP)
+# define bfin_mac_hwtstamp_get(dev, ifr) (-EOPNOTSUPP)
# define bfin_rx_hwtstamp(dev, skb)
# define bfin_tx_hwtstamp(dev, skb)
# define bfin_phc_init(netdev, dev) 0
@@ -1496,7 +1507,9 @@
switch (cmd) {
case SIOCSHWTSTAMP:
- return bfin_mac_hwtstamp_ioctl(netdev, ifr, cmd);
+ return bfin_mac_hwtstamp_set(netdev, ifr);
+ case SIOCGHWTSTAMP:
+ return bfin_mac_hwtstamp_get(netdev, ifr);
default:
if (lp->phydev)
return phy_mii_ioctl(lp->phydev, ifr, cmd);