Save & restore is an advanced power saving feature,
supported only on selected devices.
SR operation is almost completely transparent to the driver.
Support for it is hardware and firmware dependent.
Reviewed-by: NHante Meuleman <meuleman@broadcom.com>
Reviewed-by: NArend van Spriel <arend@broadcom.com>
Reviewed-by: NPieter-Paul Giesberts <pieterpg@broadcom.com>
Reviewed-by: NFranky (Zhenhui) Lin <frankyl@broadcom.com>
Signed-off-by: NPiotr Haber <phaber@broadcom.com>
Signed-off-by: NArend van Spriel <arend@broadcom.com>
Signed-off-by: NJohn W. Linville <linville@tuxdriver.com>