lx_state must be used to reflect controller power state only and not
bus state. Thus add a flag to track state during bus suspend.
Signed-off-by: NGregory Herrero <gregory.herrero@intel.com>
Signed-off-by: NMian Yousaf Kaukab <yousaf.kaukab@intel.com>
Tested-by: NRobert Baldyga <r.baldyga@samsung.com>
Tested-by: NDinh Nguyen <dinguyen@opensource.altera.com>
Tested-by: NJohn Youn <johnyoun@synopsys.com>
Acked-by: NJohn Youn <johnyoun@synopsys.com>
Signed-off-by: NFelipe Balbi <balbi@ti.com>