iwlwifi: expanding HW parameters control

This patch adds several parameters to priv.hw_params, for better control
over HW capabilities variants

Signed-off-by: Ron Rindjunsky <ron.rindjunsky@intel.com>
Signed-off-by: Tomas Winkler <tomas.winkler@intel.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
4 files changed