generic: ar8216: improve ar8xxx_is_possible check

[openwrt/staging/blogic.git] / target / linux / generic / files / drivers / net / phy / ar8216.c

diff --git a/target/linux/generic/files/drivers/net/phy/ar8216.c b/target/linux/generic/files/drivers/net/phy/ar8216.c
index 70f47746a468e2bc15d40dbecc8cd61289b700f6..cd5fbac86e26397326db27432cc4c3d09af954ee 100644 (file)
--- a/target/linux/generic/files/drivers/net/phy/ar8216.c
+++ b/target/linux/generic/files/drivers/net/phy/ar8216.c
@@ -2113,21 +2113,21 @@ ar8xxx_phy_match(u32 phy_id)
 static bool
 ar8xxx_is_possible(struct mii_bus *bus)
 {
-       unsigned i;
+       unsigned int i, found_phys = 0;
 
-       for (i = 0; i < 4; i++) {
+       for (i = 0; i < 5; i++) {
                u32 phy_id;
 
                phy_id = mdiobus_read(bus, i, MII_PHYSID1) << 16;
                phy_id |= mdiobus_read(bus, i, MII_PHYSID2);
-               if (!ar8xxx_phy_match(phy_id)) {
+               if (ar8xxx_phy_match(phy_id)) {
+                       found_phys++;
+               } else if (phy_id) {
                        pr_debug("ar8xxx: unknown PHY at %s:%02x id:%08x\n",
                                 dev_name(&bus->dev), i, phy_id);
-                       return false;
                }
        }
-
-       return true;
+       return !!found_phys;
 }
 
 static int