vlan: add support to ndo_fcoe_ddp_target()

Add the new target ddp offload support ndo_fcoe_ddp_target().

Signed-off-by: Yi Zou <yi.zou@intel.com>
Signed-off-by: Kiran Patil <kiran.patil@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>

1 files changed, 14 insertions, 0 deletions

diff --git a/net/8021q/vlan_dev.c b/net/8021q/vlan_dev.c
index be737539f34d..ae610f046de5 100644
--- a/net/8021q/vlan_dev.c
+++ b/net/8021q/vlan_dev.c
@@ -625,6 +625,19 @@ static int vlan_dev_fcoe_get_wwn(struct net_device *dev, u64 *wwn, int type)
                 rc = ops->ndo_fcoe_get_wwn(real_dev, wwn, type);
         return rc;
 }
+
+static int vlan_dev_fcoe_ddp_target(struct net_device *dev, u16 xid,
+                                    struct scatterlist *sgl, unsigned int sgc)
+{
+        struct net_device *real_dev = vlan_dev_info(dev)->real_dev;
+        const struct net_device_ops *ops = real_dev->netdev_ops;
+        int rc = 0;
+
+        if (ops->ndo_fcoe_ddp_target)
+                rc = ops->ndo_fcoe_ddp_target(real_dev, xid, sgl, sgc);
+
+        return rc;
+}
 #endif
 
 static void vlan_dev_change_rx_flags(struct net_device *dev, int change)
@@ -858,6 +871,7 @@ static const struct net_device_ops vlan_netdev_ops = {
         .ndo_fcoe_enable        = vlan_dev_fcoe_enable,
         .ndo_fcoe_disable       = vlan_dev_fcoe_disable,
         .ndo_fcoe_get_wwn       = vlan_dev_fcoe_get_wwn,
+        .ndo_fcoe_ddp_target    = vlan_dev_fcoe_ddp_target,
 #endif
 };