aes4000: port to asynchronous model

libfprint/core.c

@@ -329,10 +329,10 @@ static struct fp_driver * const primitive_drivers[] = {
 };
 
 static struct fp_img_driver * const img_drivers[] = {
+	&aes4000_driver,
 	/* &uru4000_driver,
 	&aes1610_driver,
 	&aes2501_driver,
-	&aes4000_driver,
 	&upektc_driver,
 	&fdu2000_driver, */
 };