From: Frank Blaschka <frank.blaschka@xxxxxxxxxx>
Allow ethtool to turn on/off EDDP via ethtool TSO interface.
Signed-off-by: Frank Blaschka <frank.blaschka@xxxxxxxxxx>
---
drivers/s390/net/qeth_l2_main.c | 18 +++++++++++++++++-
1 file changed, 17 insertions(+), 1 deletion(-)
diff -urpN linux-2.6/drivers/s390/net/qeth_l2_main.c linux-2.6-patched/drivers/s390/net/qeth_l2_main.c
--- linux-2.6/drivers/s390/net/qeth_l2_main.c 2008-04-23 17:55:52.000000000 +0200
+++ linux-2.6-patched/drivers/s390/net/qeth_l2_main.c 2008-04-23 17:55:54.000000000 +0200
@@ -849,6 +849,22 @@ static void qeth_l2_remove_device(struct
return;
}
+static int qeth_l2_ethtool_set_tso(struct net_device *dev, u32 data)
+{
+ struct qeth_card *card = netdev_priv(dev);
+
+ if (data) {
+ if (card->options.large_send == QETH_LARGE_SEND_NO) {
+ card->options.large_send = QETH_LARGE_SEND_EDDP;
+ dev->features |= NETIF_F_TSO;
+ }
+ } else {
+ dev->features &= ~NETIF_F_TSO;
+ card->options.large_send = QETH_LARGE_SEND_NO;
+ }
+ return 0;
+}
+
static struct ethtool_ops qeth_l2_ethtool_ops = {
.get_link = ethtool_op_get_link,
.get_tx_csum = ethtool_op_get_tx_csum,
@@ -856,7 +872,7 @@ static struct ethtool_ops qeth_l2_ethtoo
.get_sg = ethtool_op_get_sg,
.set_sg = ethtool_op_set_sg,
.get_tso = ethtool_op_get_tso,
- .set_tso = ethtool_op_set_tso,
+ .set_tso = qeth_l2_ethtool_set_tso,
.get_strings = qeth_core_get_strings,
.get_ethtool_stats = qeth_core_get_ethtool_stats,
.get_stats_count = qeth_core_get_stats_count,
--
--
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