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(parent: 1d2101a) | patch
e1000e: workaround for packet drop on 82579 at 100Mbps
authorBruce Allan <bruce.w.allan@intel.com>
Fri, 29 Jul 2011 05:52:56 +0000 (05:52 +0000)
committerJeff Kirsher <jeffrey.t.kirsher@intel.com>
Sat, 13 Aug 2011 09:12:31 +0000 (02:12 -0700)
commit0ed013e28fe853244f4972cf18d8e2bd62eeb8fc
tree959d4fef12aaaad7919261d22b90698c1658b027tree | snapshot
parent1d2101a712b3b7281a19ff6d7bfc16c2ce9d3998commit | diff
e1000e: workaround for packet drop on 82579 at 100Mbps

The MAC can drop short packets when the PHY detects noise on the line at
100Mbps due to a timing issue.  Workaround the issue by increasing the PLL
counter so the PHY properly recognizes the synchronization pattern from the
MAC.

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>
drivers/net/e1000e/ich8lan.c diff | blob | history
RDMA kernel development