From: Bruce Allan <bruce.w.allan@intel.com>
Date: Wed, 16 Jun 2010 13:26:41 +0000 (+0000)
Subject: e1000e: separate out PHY statistics register updates
X-Git-Tag: v2.6.36-rc1~571^2~528
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=8c7bbb925337705dd1459070ac620aeec6a29666;p=pandora-kernel.git

e1000e: separate out PHY statistics register updates

The 82577/82578 parts have half-duplex statistics in PHY registers.  These
need only be read when in half-duplex and should all be read at once rather
than one at a time to prevent excessive cycles of acquiring/releasing the
PHY semaphore.

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>
---

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