tree 07cd8982c9548337e24a26c566e20478284835da
parent c3033b01d763aff572080db09ddcebed115b9cf5
author Jesse Brandeburg <jesse.brandeburg@intel.com> 1206122792 -0700
committer Jeff Garzik <jeff@garzik.org> 1206505063 -0400

ixgb: add explicit state checking

In order to remove the irq_sem code we need to implement strict
adapter state checking to prevent accidental double up or downs
or resets. This code is largely copied from e1000/e1000e.

Signed-off-by: Jesse Brandeburg <jesse.brandeburg@intel.com>
Signed-off-by: Auke Kok <auke-jan.h.kok@intel.com>
Signed-off-by: Jeff Garzik <jeff@garzik.org>