e1000e: disable K1 on PCH LOM when in PHY loopback mode
authorBruce Allan <bruce.w.allan@intel.com>
Fri, 20 Nov 2009 23:24:11 +0000 (23:24 +0000)
committerDavid S. Miller <davem@davemloft.net>
Sat, 21 Nov 2009 19:33:58 +0000 (11:33 -0800)
commitbb436b20fe0ea4231a233aae7f0f7de3a3f2f5c3
tree168d6084a2d2352c7236d13a4b2d9b1db37051d3
parent98086a954a75152f8b09c131fa443205bae5fde1
e1000e: disable K1 on PCH LOM when in PHY loopback mode

When performing the ethtool PHY loopback test on PCH-based LOMs (82577 and
82578), disable K1 (a MAC-PHY interconnect low power mode) otherwise
packets might get corrupted.

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/e1000.h
drivers/net/e1000e/ethtool.c
drivers/net/e1000e/ich8lan.c