From 40ca1988e03c001747d0b4cc1b25cf38297c9f9e Mon Sep 17 00:00:00 2001 From: Eli Cohen Date: Wed, 16 Apr 2008 21:09:27 -0700 Subject: IPoIB: Add LSO support For HCAs that support TCP segmentation offload (IB_DEVICE_UD_TSO), set NETIF_F_TSO and use HW LSO to offload TCP segmentation. Signed-off-by: Eli Cohen Signed-off-by: Roland Dreier --- drivers/infiniband/ulp/ipoib/ipoib_verbs.c | 3 +++ 1 file changed, 3 insertions(+) (limited to 'drivers/infiniband/ulp/ipoib/ipoib_verbs.c') diff --git a/drivers/infiniband/ulp/ipoib/ipoib_verbs.c b/drivers/infiniband/ulp/ipoib/ipoib_verbs.c index a3aeb911f024..8a20e3742c43 100644 --- a/drivers/infiniband/ulp/ipoib/ipoib_verbs.c +++ b/drivers/infiniband/ulp/ipoib/ipoib_verbs.c @@ -192,6 +192,9 @@ int ipoib_transport_dev_init(struct net_device *dev, struct ib_device *ca) init_attr.send_cq = priv->cq; init_attr.recv_cq = priv->cq; + if (priv->hca_caps & IB_DEVICE_UD_TSO) + init_attr.create_flags = IB_QP_CREATE_IPOIB_UD_LSO; + if (dev->features & NETIF_F_SG) init_attr.cap.max_send_sge = MAX_SKB_FRAGS + 1; -- cgit v1.2.3-59-g8ed1b