Add sysfs entry to allow user to override affinity for SDMA
engine interrupts.
Reviewed-by: NDean Luick <dean.luick@intel.com>
Signed-off-by: NTadeusz Struk <tadeusz.struk@intel.com>
Signed-off-by: NDennis Dalessandro <dennis.dalessandro@intel.com>
Signed-off-by: NDoug Ledford <dledford@redhat.com>