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path: root/drivers/net/phy/mdio_bus.c
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Diffstat (limited to 'drivers/net/phy/mdio_bus.c')
-rw-r--r--drivers/net/phy/mdio_bus.c19
1 files changed, 13 insertions, 6 deletions
diff --git a/drivers/net/phy/mdio_bus.c b/drivers/net/phy/mdio_bus.c
index b31ce278bf3..fc4aee96cdf 100644
--- a/drivers/net/phy/mdio_bus.c
+++ b/drivers/net/phy/mdio_bus.c
@@ -35,10 +35,14 @@
#include <asm/irq.h>
#include <asm/uaccess.h>
-/* mdiobus_register
+/**
+ * mdiobus_register - bring up all the PHYs on a given bus and attach them to bus
+ * @bus: target mii_bus
*
- * description: Called by a bus driver to bring up all the PHYs
- * on a given bus, and attach them to the bus
+ * Description: Called by a bus driver to bring up all the PHYs
+ * on a given bus, and attach them to the bus.
+ *
+ * Returns 0 on success or < 0 on error.
*/
int mdiobus_register(struct mii_bus *bus)
{
@@ -114,10 +118,13 @@ void mdiobus_unregister(struct mii_bus *bus)
}
EXPORT_SYMBOL(mdiobus_unregister);
-/* mdio_bus_match
+/**
+ * mdio_bus_match - determine if given PHY driver supports the given PHY device
+ * @dev: target PHY device
+ * @drv: given PHY driver
*
- * description: Given a PHY device, and a PHY driver, return 1 if
- * the driver supports the device. Otherwise, return 0
+ * Description: Given a PHY device, and a PHY driver, return 1 if
+ * the driver supports the device. Otherwise, return 0.
*/
static int mdio_bus_match(struct device *dev, struct device_driver *drv)
{