linux-kernel - [PATCH 1/2][2.6.24] ehea: Improve tx packets counting

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Message-Id: <200711211737.58789.osstklei@de.ibm.com>
Date:	Wed, 21 Nov 2007 17:37:58 +0100
From:	Thomas Klein <osstklei@...ibm.com>
To:	Jeff Garzik <jeff@...zik.org>
Cc:	Christoph Raisch <raisch@...ibm.com>,
	"Jan-Bernd Themann" <themann@...ibm.com>,
	"linux-kernel" <linux-kernel@...r.kernel.org>,
	"linux-ppc" <linuxppc-dev@...abs.org>,
	Marcus Eder <meder@...ibm.com>,
	netdev <netdev@...r.kernel.org>,
	Stefan Roscher <stefan.roscher@...ibm.com>
Subject: [PATCH 1/2][2.6.24] ehea: Improve tx packets counting

Using own tx_packets counter instead of firmware counters.

Signed-off-by: Thomas Klein <tklein@...ibm.com>

---
 drivers/net/ehea/ehea.h      |    2 +-
 drivers/net/ehea/ehea_main.c |    9 +++++++--
 2 files changed, 8 insertions(+), 3 deletions(-)

diff --git a/drivers/net/ehea/ehea.h b/drivers/net/ehea/ehea.h
index f78e5bf..5935899 100644
--- a/drivers/net/ehea/ehea.h
+++ b/drivers/net/ehea/ehea.h
@@ -40,7 +40,7 @@
 #include <asm/io.h>
 
 #define DRV_NAME	"ehea"
-#define DRV_VERSION	"EHEA_0080"
+#define DRV_VERSION	"EHEA_0082"
 
 /* eHEA capability flags */
 #define DLPAR_PORT_ADD_REM 1
diff --git a/drivers/net/ehea/ehea_main.c b/drivers/net/ehea/ehea_main.c
index f0319f1..d2f715d 100644
--- a/drivers/net/ehea/ehea_main.c
+++ b/drivers/net/ehea/ehea_main.c
@@ -136,7 +136,7 @@ static struct net_device_stats *ehea_get_stats(struct net_device *dev)
 	struct ehea_port *port = netdev_priv(dev);
 	struct net_device_stats *stats = &port->stats;
 	struct hcp_ehea_port_cb2 *cb2;
-	u64 hret, rx_packets;
+	u64 hret, rx_packets, tx_packets;
 	int i;
 
 	memset(stats, 0, sizeof(*stats));
@@ -162,7 +162,11 @@ static struct net_device_stats *ehea_get_stats(struct net_device *dev)
 	for (i = 0; i < port->num_def_qps; i++)
 		rx_packets += port->port_res[i].rx_packets;
 
-	stats->tx_packets = cb2->txucp + cb2->txmcp + cb2->txbcp;
+	tx_packets = 0;
+	for (i = 0; i < port->num_def_qps + port->num_add_tx_qps; i++)
+		tx_packets += port->port_res[i].tx_packets;
+
+	stats->tx_packets = tx_packets;
 	stats->multicast = cb2->rxmcp;
 	stats->rx_errors = cb2->rxuerr;
 	stats->rx_bytes = cb2->rxo;
@@ -2000,6 +2004,7 @@ static int ehea_start_xmit(struct sk_buff *skb, struct net_device *dev)
 	}
 
 	ehea_post_swqe(pr->qp, swqe);
+	pr->tx_packets++;
 
 	if (unlikely(atomic_read(&pr->swqe_avail) <= 1)) {
 		spin_lock_irqsave(&pr->netif_queue, flags);
-- 
1.5.2
-
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