Merge tag 'fixes-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/arm...

[firefly-linux-kernel-4.4.55.git] / include / linux / phy.h

diff --git a/include/linux/phy.h b/include/linux/phy.h
index 864ddafad8cc2f0697b181d9c113ca02ef715613..68041446c4505410df432761b557b74d7ff11e91 100644 (file)
--- a/include/linux/phy.h
+++ b/include/linux/phy.h
@@ -536,6 +536,15 @@ struct phy_driver {
        /* See set_wol, but for checking whether Wake on LAN is enabled. */
        void (*get_wol)(struct phy_device *dev, struct ethtool_wolinfo *wol);
 
+       /*
+        * Called to inform a PHY device driver when the core is about to
+        * change the link state. This callback is supposed to be used as
+        * fixup hook for drivers that need to take action when the link
+        * state changes. Drivers are by no means allowed to mess with the
+        * PHY device structure in their implementations.
+        */
+       void (*link_change_notify)(struct phy_device *dev);
+
        struct device_driver driver;
 };
 #define to_phy_driver(d) container_of(d, struct phy_driver, driver)