e1000e: do not touch PHY page 800 registers when link speed is 1000Mbps

The PHY on 82577/82578 has issues when the registers on page 800 are
accessed when in gigabit mode.  Do not clear the Wakeup Control register
when resetting the part since it is on page 800 (and will be cleared on
reset anyway).

Signed-off-by: Bruce Allan <bruce.w.allan@intel.com>
Tested-by: Jeff Pieper <jeffrey.e.pieper@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Bruce Allan 2010-06-17 18:59:06 +00:00 committed by David S. Miller
parent 0c6bdb3084
commit f2e2b3abe4

View file

@ -3184,8 +3184,6 @@ void e1000e_reset(struct e1000_adapter *adapter)
e1000_get_hw_control(adapter);
ew32(WUC, 0);
if (adapter->flags2 & FLAG2_HAS_PHY_WAKEUP)
e1e_wphy(&adapter->hw, BM_WUC, 0);
if (mac->ops.init_hw(hw))
e_err("Hardware Error\n");