[PATCH V1 4/4] Add RAW_PACKET to ib_attach/detach mcast calls

[Aleksey Senin <alex-192fA4vuk7xBDLzU/O5InQ@public.gmane.org>]

Added RAW_PACKET to ib_attach/detach calls

Add iWARP transport to attach/detach mcast.
Differentiate between transport types when dealing with multicast.

Signed-off-by: Aleksey Senin <alekseys-smomgflXvOZWk0Htik3J/w@public.gmane.org>
---
 drivers/infiniband/core/verbs.c |   24 ++++++++++++++++++++----
 1 files changed, 20 insertions(+), 4 deletions(-)

diff --git a/drivers/infiniband/core/verbs.c b/drivers/infiniband/core/verbs.c
index b04b419..a053c0e 100644
--- a/drivers/infiniband/core/verbs.c
+++ b/drivers/infiniband/core/verbs.c
@@ -903,9 +903,17 @@ int ib_attach_mcast(struct ib_qp *qp, union ib_gid *gid, u16 lid)
 {
 	if (!qp->device->attach_mcast)
 		return -ENOSYS;
-	if (gid->raw[0] != 0xff || qp->qp_type != IB_QPT_UD)
-		return -EINVAL;
 
+	switch (rdma_node_get_transport(qp->device->node_type)) {
+	case RDMA_TRANSPORT_IB:
+		if (gid->raw[0] != 0xff || qp->qp_type != IB_QPT_UD)
+			return -EINVAL;
+		break;
+	case RDMA_TRANSPORT_IWARP:
+		if (qp->qp_type != IB_QPT_RAW_PACKET)
+			return -EINVAL;
+		break;
+	}
 	return qp->device->attach_mcast(qp, gid, lid);
 }
 EXPORT_SYMBOL(ib_attach_mcast);
@@ -914,9 +922,17 @@ int ib_detach_mcast(struct ib_qp *qp, union ib_gid *gid, u16 lid)
 {
 	if (!qp->device->detach_mcast)
 		return -ENOSYS;
-	if (gid->raw[0] != 0xff || qp->qp_type != IB_QPT_UD)
-		return -EINVAL;
 
+	switch (rdma_node_get_transport(qp->device->node_type)) {
+	case RDMA_TRANSPORT_IB:
+		if (gid->raw[0] != 0xff || qp->qp_type != IB_QPT_UD)
+			return -EINVAL;
+		break;
+	case RDMA_TRANSPORT_IWARP:
+		if (qp->qp_type != IB_QPT_RAW_PACKET)
+			return -EINVAL;
+		break;
+	}
 	return qp->device->detach_mcast(qp, gid, lid);
 }
 EXPORT_SYMBOL(ib_detach_mcast);
--
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