DVF_DRIVER_SUSPENDED
if ((dev->dv_flags & DVF_DRIVER_SUSPENDED) != 0)
dev->dv_flags |= DVF_DRIVER_SUSPENDED;
if ((dev->dv_flags & DVF_DRIVER_SUSPENDED) == 0)
dev->dv_flags &= ~DVF_DRIVER_SUSPENDED;
(dev->dv_flags & DVF_DRIVER_SUSPENDED) == 0)
(dev->dv_flags & DVF_DRIVER_SUSPENDED) != 0)
active_flags |= DVF_DRIVER_SUSPENDED;
active_flags |= DVF_DRIVER_SUSPENDED;