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Message-Id: <1479911913-1761-1-git-send-email-yegorslists@googlemail.com>
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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