netdev - [PATCH 09/12 -Rev2] IPoIB verbs changes

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Message-Id: <20070722090626.7787.25000.sendpatchset@K50wks273871wss.in.ibm.com>
Date:	Sun, 22 Jul 2007 14:36:26 +0530
From:	Krishna Kumar <krkumar2@...ibm.com>
To:	davem@...emloft.net, rdreier@...co.com
Cc:	johnpol@....mipt.ru, Robert.Olsson@...a.slu.se, rick.jones2@...com,
	herbert@...dor.apana.org.au, gaagaan@...il.com,
	kumarkr@...ux.ibm.com, peter.p.waskiewicz.jr@...el.com,
	mcarlson@...adcom.com, kaber@...sh.net, jagana@...ibm.com,
	general@...ts.openfabrics.org, mchan@...adcom.com, tgraf@...g.ch,
	jeff@...zik.org, sri@...ibm.com, hadi@...erus.ca,
	netdev@...r.kernel.org, Krishna Kumar <krkumar2@...ibm.com>,
	xma@...ibm.com
Subject: [PATCH 09/12 -Rev2] IPoIB verbs changes

diff -ruNp org/drivers/infiniband/ulp/ipoib/ipoib_verbs.c rev2/drivers/infiniband/ulp/ipoib/ipoib_verbs.c
--- org/drivers/infiniband/ulp/ipoib/ipoib_verbs.c	2007-07-20 07:49:28.000000000 +0530
+++ rev2/drivers/infiniband/ulp/ipoib/ipoib_verbs.c	2007-07-20 16:09:45.000000000 +0530
@@ -152,11 +152,11 @@ int ipoib_transport_dev_init(struct net_
 			.max_send_sge = 1,
 			.max_recv_sge = 1
 		},
-		.sq_sig_type = IB_SIGNAL_ALL_WR,
+		.sq_sig_type = IB_SIGNAL_REQ_WR,	/* 11.2.4.1 */
 		.qp_type     = IB_QPT_UD
 	};
-
-	int ret, size;
+	struct ib_send_wr *next_wr = NULL;
+	int i, ret, size;
 
 	priv->pd = ib_alloc_pd(priv->ca);
 	if (IS_ERR(priv->pd)) {
@@ -197,12 +197,17 @@ int ipoib_transport_dev_init(struct net_
 	priv->dev->dev_addr[2] = (priv->qp->qp_num >>  8) & 0xff;
 	priv->dev->dev_addr[3] = (priv->qp->qp_num      ) & 0xff;
 
-	priv->tx_sge.lkey 	= priv->mr->lkey;
-
-	priv->tx_wr.opcode 	= IB_WR_SEND;
-	priv->tx_wr.sg_list 	= &priv->tx_sge;
-	priv->tx_wr.num_sge 	= 1;
-	priv->tx_wr.send_flags 	= IB_SEND_SIGNALED;
+	for (i = ipoib_sendq_size - 1; i >= 0; i--) {
+		priv->tx_sge[i].lkey		= priv->mr->lkey;
+		priv->tx_wr[i].opcode		= IB_WR_SEND;
+		priv->tx_wr[i].sg_list		= &priv->tx_sge[i];
+		priv->tx_wr[i].num_sge		= 1;
+		priv->tx_wr[i].send_flags	= 0;
+
+		/* Link the list properly for provider to use */
+		priv->tx_wr[i].next		= next_wr;
+		next_wr				= &priv->tx_wr[i];
+	}
 
 	return 0;
 
-
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