mdio: Expose pause frame advertising flags to ethtool

In mdio45_ethtool_gset_npage() and mdio45_ethtool_gset(), check MDIO
pause frame advertising flags and set the corresponding ethtool flags.

Signed-off-by: Ben Hutchings <bhutchings@solarflare.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 4 insertions, 0 deletions

diff --git a/drivers/net/mdio.c b/drivers/net/mdio.c
index c0db9d753006..e85bf04cf813 100644
--- a/drivers/net/mdio.c
+++ b/drivers/net/mdio.c
@@ -162,6 +162,10 @@ static u32 mdio45_get_an(const struct mdio_if_info *mdio, u16 addr)
                 result |= ADVERTISED_100baseT_Half;
         if (reg & ADVERTISE_100FULL)
                 result |= ADVERTISED_100baseT_Full;
+        if (reg & ADVERTISE_PAUSE_CAP)
+                result |= ADVERTISED_Pause;
+        if (reg & ADVERTISE_PAUSE_ASYM)
+                result |= ADVERTISED_Asym_Pause;
         return result;
 }