fm10k: initialize xps at driver load

fm10k: initialize xps at driver load

BugLink: http://bugs.launchpad.net/bugs/1536475
Similar to ixgbe and i40e, initialize XPS on driver load so that we can
take advantage of this kernel feature.

Signed-off-by: Jacob Keller <jacob.e.keller@intel.com>
Reviewed-by: Bruce Allan <bruce.w.allan@intel.com>
Tested-by: Krishneil Singh <krishneil.k.singh@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
(cherry picked from commit 504b0fdf92bfb28b88b79fe3bf356b840b2e555c)
Signed-off-by: Tim Gardner <tim.gardner@canonical.com>