[PATCH] dpaa_eth: Add dpaa_change_carrier()

[Joakim Tjernlund]

This allows to control carrier from /sys/class/net/ethX/carrier

Signed-off-by: Joakim Tjernlund <joakim.tjernl...@infinera.com>
---
 drivers/net/ethernet/freescale/dpaa/dpaa_eth.c | 11 +++++++++++
 1 file changed, 11 insertions(+)

diff --git a/drivers/net/ethernet/freescale/dpaa/dpaa_eth.c 
b/drivers/net/ethernet/freescale/dpaa/dpaa_eth.c
index a202c50d6fc7..0e93dfa6df0a 100644
--- a/drivers/net/ethernet/freescale/dpaa/dpaa_eth.c
+++ b/drivers/net/ethernet/freescale/dpaa/dpaa_eth.c
@@ -2502,12 +2502,23 @@ static int dpaa_ioctl(struct net_device *net_dev, 
struct ifreq *rq, int cmd)
        return phy_mii_ioctl(net_dev->phydev, rq, cmd);
 }
 
+static int dpaa_change_carrier(struct net_device *dev, bool new_carrier)
+{
+       struct phy_device *phydev = dev->phydev;
+
+       if (phydev && phydev->phy_link_change)
+               phydev->phy_link_change(phydev, new_carrier, 1);
+
+       return 0;
+}
+
 static const struct net_device_ops dpaa_ops = {
        .ndo_open = dpaa_open,
        .ndo_start_xmit = dpaa_start_xmit,
        .ndo_stop = dpaa_eth_stop,
        .ndo_tx_timeout = dpaa_tx_timeout,
        .ndo_get_stats64 = dpaa_get_stats64,
+       .ndo_change_carrier = dpaa_change_carrier,
        .ndo_set_mac_address = dpaa_set_mac_address,
        .ndo_validate_addr = eth_validate_addr,
        .ndo_set_rx_mode = dpaa_set_rx_mode,
-- 
2.18.1