From: Yegor Yefremov <yegorslists@xxxxxxxxxxxxxx>
Add the ability to query and set Energy Efficient Ethernet parameters
via ethtool for applicable devices.
Signed-off-by: Yegor Yefremov <yegorslists@xxxxxxxxxxxxxx>
---
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..6856616 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;
}
+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;
+}
+
+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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