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sky2: avoid duplicate link up on Optima chip 

The Optima version has feature to detect link quickly without PHY interrupt,
but it causes duplicate link up events.

Signed-off-by: Stephen Hemminger <shemminger@vyatta.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
stephen hemminger 2010-03-29 07:36:20 +00:00 committed by David S. Miller
parent 4b7c47aa22
commit 9badba2543
1 changed files with 2 additions and 1 deletions
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3
drivers/net/sky2.c
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@ -2146,7 +2146,8 @@ static void sky2_phy_intr(struct sky2_hw *hw, unsigned port)
istatus, phystat);
if (istatus & PHY_M_IS_AN_COMPL) {
if (sky2_autoneg_done(sky2, phystat) == 0)
if (sky2_autoneg_done(sky2, phystat) == 0 &&
!netif_carrier_ok(dev))
sky2_link_up(sky2);
goto out;
}