BT_ASSERT_PRE_DEV_NON_NULL(clock_class, "Clock class");
BT_ASSERT_PRE_DEV_NON_NULL(ns, "Nanoseconds (output)");
ret = bt_util_ns_from_origin_clock_class(clock_class, cycles, ns);
BT_ASSERT_PRE_DEV_NON_NULL(clock_class, "Clock class");
BT_ASSERT_PRE_DEV_NON_NULL(ns, "Nanoseconds (output)");
ret = bt_util_ns_from_origin_clock_class(clock_class, cycles, ns);