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Date: Wed, 23 Nov 2016 15:38:33 +0100 From: yegorslists@...glemail.com To: netdev@...r.kernel.org Cc: linux-omap@...r.kernel.org, grygorii.strashko@...com, mugunthanvnm@...com, roszenrami@...il.com, Yegor Yefremov <yegorslists@...glemail.com> Subject: [PATCH v2] cpsw: ethtool: add support for getting/setting EEE registers From: Yegor Yefremov <yegorslists@...glemail.com> Add the ability to query and set Energy Efficient Ethernet parameters via ethtool for applicable devices. Signed-off-by: Yegor Yefremov <yegorslists@...glemail.com> --- Changes: v2: make routines static (Rami Rosen) drivers/net/ethernet/ti/cpsw.c | 26 ++++++++++++++++++++++++++ 1 file changed, 26 insertions(+) diff --git a/drivers/net/ethernet/ti/cpsw.c b/drivers/net/ethernet/ti/cpsw.c index c6cff3d..c706540 100644 --- a/drivers/net/ethernet/ti/cpsw.c +++ b/drivers/net/ethernet/ti/cpsw.c @@ -2239,6 +2239,30 @@ static int cpsw_set_channels(struct net_device *ndev, return ret; } +static int cpsw_get_eee(struct net_device *ndev, struct ethtool_eee *edata) +{ + struct cpsw_priv *priv = netdev_priv(ndev); + struct cpsw_common *cpsw = priv->cpsw; + int slave_no = cpsw_slave_index(cpsw, priv); + + if (cpsw->slaves[slave_no].phy) + return phy_ethtool_get_eee(cpsw->slaves[slave_no].phy, edata); + else + return -EOPNOTSUPP; +} + +static int cpsw_set_eee(struct net_device *ndev, struct ethtool_eee *edata) +{ + struct cpsw_priv *priv = netdev_priv(ndev); + struct cpsw_common *cpsw = priv->cpsw; + int slave_no = cpsw_slave_index(cpsw, priv); + + if (cpsw->slaves[slave_no].phy) + return phy_ethtool_set_eee(cpsw->slaves[slave_no].phy, edata); + else + return -EOPNOTSUPP; +} + static const struct ethtool_ops cpsw_ethtool_ops = { .get_drvinfo = cpsw_get_drvinfo, .get_msglevel = cpsw_get_msglevel, @@ -2262,6 +2286,8 @@ static const struct ethtool_ops cpsw_ethtool_ops = { .complete = cpsw_ethtool_op_complete, .get_channels = cpsw_get_channels, .set_channels = cpsw_set_channels, + .get_eee = cpsw_get_eee, + .set_eee = cpsw_set_eee, }; static void cpsw_slave_init(struct cpsw_slave *slave, struct cpsw_common *cpsw, -- 2.1.4
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