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Commit efe3df6f authored by Frank Blaschka's avatar Frank Blaschka Committed by Jeff Garzik
Browse files

qeth: layer 2 allow ethtool to set TSO 



Allow ethtool to turn on/off EDDP via ethtool TSO interface.

Signed-off-by: default avatarFrank Blaschka <frank.blaschka@de.ibm.com>
Signed-off-by: default avatarJeff Garzik <jgarzik@redhat.com>
parent a74b08c7

drivers/s390/net/qeth_l2_main.c

+17 −1
Original line number Diff line number Diff line
@@ -849,6 +849,22 @@ static void qeth_l2_remove_device(struct ccwgroup_device *cgdev) 
	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_ethtool_ops = { 
	.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,