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(parent: 3930596) | patch
e1000e: clear PHY wakeup bit after LCD reset on 82577/82578
authorBruce Allan <bruce.w.allan@intel.com>
Mon, 26 Oct 2009 11:22:47 +0000 (11:22 +0000)
committerDavid S. Miller <davem@davemloft.net>
Mon, 26 Oct 2009 23:16:18 +0000 (16:16 -0700)
commitdb2932ecf8dc07f65b410e921f96c5c51170c0ae
treeb98ee7bcf484dfa04d1906aae860bba21b2a6396tree | snapshot (tar.gz zip)
parent39305965f31e080d6ed96e0ff51ed11e7639d52ecommit | diff
e1000e: clear PHY wakeup bit after LCD reset on 82577/82578

Performing a dummy read of the PHY Wakeup Control (WUC) register clears the
wakeup enable bit set by an PHY reset.  If this bit remains set, link
problems may occur.

Signed-off-by: Bruce Allan <bruce.w.allan@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
drivers/net/e1000e/ich8lan.c diff | blob | blame | history