Function ccp_attach

freebsd/crypto/ccp/ccp.c:172–203

}

static int
ccp_attach(device_t dev)
{
	struct ccp_softc *sc;
	int error;

	sc = device_get_softc(dev);
	sc->dev = dev;

	sc->cid = crypto_get_driverid(dev, sizeof(struct ccp_session),
	    CRYPTOCAP_F_HARDWARE);
	if (sc->cid < 0) {
		device_printf(dev, "could not get crypto driver id\n");
		return (ENXIO);
	}

	error = ccp_hw_attach(dev);
	if (error != 0)
		return (error);

	mtx_init(&sc->lock, "ccp", NULL, MTX_DEF);

	ccp_initialize_queues(sc);

	if (g_ccp_softc == NULL) {
		g_ccp_softc = sc;
		if ((sc->hw_features & VERSION_CAP_TRNG) != 0)
			random_source_register(&random_ccp);
	}

	return (0);
}

static int
ccp_detach(device_t dev)