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authorBruce Allan <bruce.w.allan@intel.com>2010-06-16 13:26:41 (GMT)
committerDavid S. Miller <davem@davemloft.net>2010-06-19 05:12:15 (GMT)
commit8c7bbb925337705dd1459070ac620aeec6a29666 (patch)
tree688e5310b27bc0a276a578eeacf8b9b272bc0504 /kernel
parent3f0c16e84438d657d29446f85fe375794a93f159 (diff)
downloadlinux-fsl-qoriq-8c7bbb925337705dd1459070ac620aeec6a29666.tar.xz
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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