ixgbe: simplify math and improve stack use of ixgbe_set_itr functions

This change is meant to improve the stack utilization and simplify the math
used in ixgbe_set_itr_msix.

Signed-off-by: Alexander Duyck <alexander.h.duyck@intel.com>
Tested-by: Ross Brattain <ross.b.brattain@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
1 file changed