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-rw-r--r--drivers/qe/uec_phy.c9
1 files changed, 9 insertions, 0 deletions
diff --git a/drivers/qe/uec_phy.c b/drivers/qe/uec_phy.c
index 7ea2ae1af77..9be784e6add 100644
--- a/drivers/qe/uec_phy.c
+++ b/drivers/qe/uec_phy.c
@@ -351,6 +351,15 @@ static int marvell_config_aneg (struct uec_mii_info *mii_info)
static int genmii_config_aneg (struct uec_mii_info *mii_info)
{
if (mii_info->autoneg) {
+ /* Speed up the common case, if link is already up, speed and
+ duplex match, skip auto neg as it already matches */
+ if (!genmii_read_status(mii_info) && mii_info->link)
+ if (mii_info->duplex == DUPLEX_FULL &&
+ mii_info->speed == SPEED_100)
+ if (mii_info->advertising &
+ ADVERTISED_100baseT_Full)
+ return 0;
+
config_genmii_advert (mii_info);
genmii_restart_aneg (mii_info);
} else