From bee3c3c91865d520cb692689500df051e4ca3dd6 Mon Sep 17 00:00:00 2001 From: Moni Shoua Date: Wed, 23 Dec 2015 14:56:57 +0200 Subject: IB/cma: Join and leave multicast groups with IGMP Since RoCEv2 is a protocol over IP header it is required to send IGMP join and leave requests to the network when joining and leaving multicast groups. Signed-off-by: Moni Shoua Signed-off-by: Doug Ledford --- drivers/infiniband/core/multicast.c | 17 +++++++++++++++-- 1 file changed, 15 insertions(+), 2 deletions(-) (limited to 'drivers/infiniband/core/multicast.c') diff --git a/drivers/infiniband/core/multicast.c b/drivers/infiniband/core/multicast.c index 6911ae68e8d8..250937cb9a1a 100644 --- a/drivers/infiniband/core/multicast.c +++ b/drivers/infiniband/core/multicast.c @@ -723,14 +723,27 @@ EXPORT_SYMBOL(ib_sa_get_mcmember_rec); int ib_init_ah_from_mcmember(struct ib_device *device, u8 port_num, struct ib_sa_mcmember_rec *rec, + struct net_device *ndev, + enum ib_gid_type gid_type, struct ib_ah_attr *ah_attr) { int ret; u16 gid_index; u8 p; - ret = ib_find_cached_gid(device, &rec->port_gid, IB_GID_TYPE_IB, - NULL, &p, &gid_index); + if (rdma_protocol_roce(device, port_num)) { + ret = ib_find_cached_gid_by_port(device, &rec->port_gid, + gid_type, port_num, + ndev, + &gid_index); + } else if (rdma_protocol_ib(device, port_num)) { + ret = ib_find_cached_gid(device, &rec->port_gid, + IB_GID_TYPE_IB, NULL, &p, + &gid_index); + } else { + ret = -EINVAL; + } + if (ret) return ret; -- cgit v1.2.3-59-g8ed1b