Add helper function ishtp_fw_cl_get_client() for client driver searching
client information to hide internal details from callers.
Signed-off-by: NEven Xu <even.xu@intel.com>
Reviewed-by: NAndriy Shevchenko <andriy.shevchenko@intel.com>
Acked-by: NSrinivas Pandruvada <srinivas.pandruvada@linux.intel.com>
Signed-off-by: NJiri Kosina <jkosina@suse.cz>