net: phy: expose phydev->has_fixups to sysfs

Expose the PHY device has_fixups boolean as a sysfs property to help
troubleshooting PHY configurations.

Signed-off-by: Florian Fainelli <f.fainelli@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 10 insertions, 0 deletions

diff --git a/Documentation/ABI/testing/sysfs-bus-mdio b/Documentation/ABI/testing/sysfs-bus-mdio
index 2133afd0b067..491baaf4285f 100644
--- a/Documentation/ABI/testing/sysfs-bus-mdio
+++ b/Documentation/ABI/testing/sysfs-bus-mdio
@@ -17,3 +17,13 @@ Description:
                 Ethernet driver during bus enumeration, encoded in string.
                 This interface mode is used to configure the Ethernet MAC with the
                 appropriate mode for its data lines to the PHY hardware.
+
+What:           /sys/bus/mdio_bus/devices/.../phy_has_fixups
+Date:           February 2014
+KernelVersion:  3.15
+Contact:        netdev@vger.kernel.org
+Description:
+                This attribute contains the boolean value whether a given PHY
+                device has had any "fixup" workaround running on it, encoded as
+                a boolean. This information is provided to help troubleshooting
+                PHY configurations.