Not all rawdevs will require a device start/stop function, so rather than
requiring such drivers to provide dummy functions, just set the
started/stopped rawdev flag from the rawdev layer and return success.
Signed-off-by: Kevin Laatz <kevin.laatz@intel.com>
Signed-off-by: Bruce Richardson <bruce.richardson@intel.com>
Acked-by: Nipun Gupta <nipun.gupta@nxp.com>