ixgbe: fix link test when connected to 1Gbps link partner

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This patch is a partial reverse of:
commit dfcc4615f0
Author: Jacob Keller <jacob.e.keller@intel.com>
Date: Thu Nov 8 07:07:08 2012 +0000

  ixgbe: ethtool ixgbe_diag_test cleanup

Specifically forcing the laser before the link check can lead to
inconsistent results because it does not guarantee that the link will be
negotiated correctly. Such is the case when dual speed SFP+ module is
connected to a gigabit link partner.

Signed-off-by: Emil Tantilov <emil.s.tantilov@intel.com>
Tested-by: Phil Schmitt <phillip.j.schmitt@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>

...

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Emil Tantilov 2013-07-10 02:47:24 +00:00 • committed by Jeff Kirsher

parent bd8a1b1290

commit 4ec375b1ec

1 changed files with 10 additions and 17 deletions

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27

drivers/net/ethernet/intel/ixgbe/ixgbe_ethtool.c

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