[openib-general] [PATCH] - iWARP Core Support for librdmacm

[Steve Wise]

Here is an updated patch for the iwarp core support in librdmacm.  This
is updated to use roland'd transport type changes.

Sean, can you add this to librdmacm?

Signed-off-by: Steve Wise <[EMAIL PROTECTED]>

Index: librdmacm/src/cma.c
===================================================================
--- librdmacm/src/cma.c (revision 9694)
+++ librdmacm/src/cma.c (working copy)
@@ -643,6 +643,17 @@
        return ibv_modify_qp(id->qp, &qp_attr, qp_attr_mask);
 }
 
+static int ucma_modify_qp_sqd(struct rdma_cm_id *id)
+{
+       struct ibv_qp_attr qp_attr;
+
+       if (!id->qp)
+               return 0;
+
+       qp_attr.qp_state = IBV_QPS_SQD;
+       return ibv_modify_qp(id->qp, &qp_attr, IBV_QP_STATE);
+}
+
 static int ucma_modify_qp_err(struct rdma_cm_id *id)
 {
        struct ibv_qp_attr qp_attr;
@@ -890,7 +901,16 @@
        void *msg;
        int ret, size;
 
-       ret = ucma_modify_qp_err(id);
+       switch (id->verbs->device->transport_type) {
+       case IBV_TRANSPORT_IB:
+               ret = ucma_modify_qp_err(id);
+               break;
+       case IBV_TRANSPORT_IWARP:
+               ret = ucma_modify_qp_sqd(id);
+               break;
+       default:
+               ret = -EINVAL;
+       }
        if (ret)
                return ret;
 





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