net: mdio: add mdio45_ethtool_ksettings_get

There is a function in mdio for the old ethtool api gset.
We add a new function mdio45_ethtool_ksettings_get for the
new ethtool api glinksettings.

Signed-off-by: Philippe Reynes <tremyfr@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 21 insertions, 0 deletions

diff --git a/include/linux/mdio.h b/include/linux/mdio.h
index bf9d1d750693..b6587a4b32e7 100644
--- a/include/linux/mdio.h
+++ b/include/linux/mdio.h
@@ -130,6 +130,10 @@ extern int mdio45_nway_restart(const struct mdio_if_info *mdio);
 extern void mdio45_ethtool_gset_npage(const struct mdio_if_info *mdio,
 				      struct ethtool_cmd *ecmd,
 				      u32 npage_adv, u32 npage_lpa);
+extern void
+mdio45_ethtool_ksettings_get_npage(const struct mdio_if_info *mdio,
+				   struct ethtool_link_ksettings *cmd,
+				   u32 npage_adv, u32 npage_lpa);
 
 /**
  * mdio45_ethtool_gset - get settings for ETHTOOL_GSET
@@ -147,6 +151,23 @@ static inline void mdio45_ethtool_gset(const struct mdio_if_info *mdio,
 	mdio45_ethtool_gset_npage(mdio, ecmd, 0, 0);
 }
 
+/**
+ * mdio45_ethtool_ksettings_get - get settings for ETHTOOL_GLINKSETTINGS
+ * @mdio: MDIO interface
+ * @cmd: Ethtool request structure
+ *
+ * Since the CSRs for auto-negotiation using next pages are not fully
+ * standardised, this function does not attempt to decode them.  Use
+ * mdio45_ethtool_ksettings_get_npage() to specify advertisement bits
+ * from next pages.
+ */
+static inline void
+mdio45_ethtool_ksettings_get(const struct mdio_if_info *mdio,
+			     struct ethtool_link_ksettings *cmd)
+{
+	mdio45_ethtool_ksettings_get_npage(mdio, cmd, 0, 0);
+}
+
 extern int mdio_mii_ioctl(const struct mdio_if_info *mdio,
 			  struct mii_ioctl_data *mii_data, int cmd);