tree 560ae7093af7a852111cde72cf848f64cf9e8687
parent e21ed3538f1946ea623caf28f1c44ede50224275
author Jeb Cramer <cramerj@intel.com> 1215554875 -0700
committer Jeff Garzik <jgarzik@redhat.com> 1215753631 -0400

igb: add DCA support

Add DCA support in the similar method that it was added to the ixgbe
driver recently. DCA allows the network device to put data in the
CPU cache and notify the chipset of that event. This reduces cache
misses during receives.

Signed-off-by: Jeb Cramer <cramerj@intel.com>
Signed-off-by: Mitch Williams <mitch.a.williams@intel.com>
Signed-off-by: Auke Kok <auke-jan.h.kok@intel.com>
Signed-off-by: Shannon Nelson <shannon.nelson@intel.com>
Signed-off-by: Jeff Garzik <jgarzik@redhat.com>