From 32a7a57003cd438e1ce358e75874024a8ebcec2d Mon Sep 17 00:00:00 2001 From: Sudarsana Kalluru Date: Mon, 30 Nov 2015 12:25:05 +0200 Subject: [PATCH] qede: Add support for nway_reset Signed-off-by: Sudarsana Kalluru Signed-off-by: Yuval Mintz Signed-off-by: David S. Miller --- .../net/ethernet/qlogic/qede/qede_ethtool.c | 25 +++++++++++++++++++ 1 file changed, 25 insertions(+) diff --git a/drivers/net/ethernet/qlogic/qede/qede_ethtool.c b/drivers/net/ethernet/qlogic/qede/qede_ethtool.c index b90d88020a8a..9b0bf1261505 100644 --- a/drivers/net/ethernet/qlogic/qede/qede_ethtool.c +++ b/drivers/net/ethernet/qlogic/qede/qede_ethtool.c @@ -322,6 +322,30 @@ static void qede_set_msglevel(struct net_device *ndev, u32 level) dp_module, dp_level); } +static int qede_nway_reset(struct net_device *dev) +{ + struct qede_dev *edev = netdev_priv(dev); + struct qed_link_output current_link; + struct qed_link_params link_params; + + if (!netif_running(dev)) + return 0; + + memset(¤t_link, 0, sizeof(current_link)); + edev->ops->common->get_link(edev->cdev, ¤t_link); + if (!current_link.link_up) + return 0; + + /* Toggle the link */ + memset(&link_params, 0, sizeof(link_params)); + link_params.link_up = false; + edev->ops->common->set_link(edev->cdev, &link_params); + link_params.link_up = true; + edev->ops->common->set_link(edev->cdev, &link_params); + + return 0; +} + static u32 qede_get_link(struct net_device *dev) { struct qede_dev *edev = netdev_priv(dev); @@ -493,6 +517,7 @@ static const struct ethtool_ops qede_ethtool_ops = { .get_drvinfo = qede_get_drvinfo, .get_msglevel = qede_get_msglevel, .set_msglevel = qede_set_msglevel, + .nway_reset = qede_nway_reset, .get_link = qede_get_link, .get_ringparam = qede_get_ringparam, .set_ringparam = qede_set_ringparam, -- 2.20.1