smsc75xx: replace 0xffff with PHY_INT_SRC_CLEAR_ALL

This patch defines PHY_INT_SRC_CLEAR_ALL to replace the value 0xffff
in order to be more self-documenting.

This patch should make no functional change, it is purely cosmetic.

Signed-off-by: Steve Glendinning <steve.glendinning@shawell.net>
Signed-off-by: David S. Miller <davem@davemloft.net>

2 files changed, 3 insertions, 1 deletions

diff --git a/drivers/net/usb/smsc75xx.c b/drivers/net/usb/smsc75xx.c
index 00103a8c5e0..ecab87b8572 100644
--- a/drivers/net/usb/smsc75xx.c
+++ b/drivers/net/usb/smsc75xx.c
@@ -511,7 +511,8 @@ static int smsc75xx_link_reset(struct usbnet *dev)
         /* read and write to clear phy interrupt status */
         ret = smsc75xx_mdio_read(dev->net, mii->phy_id, PHY_INT_SRC);
         check_warn_return(ret, "Error reading PHY_INT_SRC");
-        smsc75xx_mdio_write(dev->net, mii->phy_id, PHY_INT_SRC, 0xffff);
+        smsc75xx_mdio_write(dev->net, mii->phy_id, PHY_INT_SRC,
+                PHY_INT_SRC_CLEAR_ALL);
 
         ret = smsc75xx_write_reg(dev, INT_STS, INT_STS_CLEAR_ALL);
         check_warn_return(ret, "Error writing INT_STS");
diff --git a/drivers/net/usb/smsc75xx.h b/drivers/net/usb/smsc75xx.h
index 16e98c77834..67eba39e6ee 100644
--- a/drivers/net/usb/smsc75xx.h
+++ b/drivers/net/usb/smsc75xx.h
@@ -388,6 +388,7 @@
 #define PHY_INT_SRC_ANEG_COMP           ((u16)0x0040)
 #define PHY_INT_SRC_REMOTE_FAULT        ((u16)0x0020)
 #define PHY_INT_SRC_LINK_DOWN           ((u16)0x0010)
+#define PHY_INT_SRC_CLEAR_ALL           ((u16)0xffff)
 
 #define PHY_INT_MASK                    (30)
 #define PHY_INT_MASK_ENERGY_ON          ((u16)0x0080)