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Differential D45592 Diff 140228 sys/arm64/qoriq/caam/caam.c

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sys/arm64/qoriq/caam/caam.c

/* /*
* Copyright 2021 NXP * Copyright 2021 NXP
* Copyright 2023, 2024 Alstom Group * Copyright 2023, 2024 Alstom Group
* Copyright 2023, 2024 Sii Poland * Copyright 2023, 2024 Sii Poland
* *
* SPDX-License-Identifier: BSD-3-Clause * SPDX-License-Identifier: BSD-3-Clause
* *
* This driver is based on arm-trusted-firmware/drivers/nxp/crypto/caam code. * This driver is based on arm-trusted-firmware/drivers/nxp/crypto/caam code.
*/ */
#include <sys/cdefs.h> #include <sys/cdefs.h>
#include "opt_caam.h" /* For the CAAM_DEBUG option */ #include "opt_caam.h" /* For the CAAM_DEBUG option */
#ifdef CAAM_DEBUG
#include "caam_test.h"
#endif
#include <sys/param.h> #include <sys/param.h>
#include <sys/bus.h> #include <sys/bus.h>
#include <sys/endian.h> #include <sys/endian.h>
#include <sys/kernel.h> #include <sys/kernel.h>
#include <sys/module.h> #include <sys/module.h>
#include <sys/mutex.h> #include <sys/mutex.h>
#include <sys/queue.h> #include <sys/queue.h>
#include <sys/rman.h> #include <sys/rman.h>
#include <machine/bus.h> #include <machine/bus.h>
#include <dev/fdt/simplebus.h> #include <dev/fdt/simplebus.h>
#include <dev/ofw/ofw_bus.h> #include <dev/ofw/ofw_bus.h>
#include <dev/ofw/ofw_bus_subr.h> #include <dev/ofw/ofw_bus_subr.h>
#include <dev/ofw/openfirm.h> #include <dev/ofw/openfirm.h>
#include <opencrypto/cryptodev.h>
#include "cryptodev_if.h"
#include "caam.h" #include "caam.h"
#include "caam_crypto.h"
#include "caam_debug.h" #include "caam_debug.h"
#include "caam_internal.h" #include "caam_internal.h"
#include "caam_test.h"
#include "caam_trng.h" #include "caam_trng.h"
#include "jr/caam_jobdesc.h" #include "jr/caam_jobdesc.h"
#include "jr/caam_jr.h" #include "jr/caam_jr.h"
#include "jr/caam_jr_hw.h" #include "jr/caam_jr_hw.h"
#include "jr/caam_jr_pool.h" #include "jr/caam_jr_pool.h"
/*-------------------------- SFR access functions --------------------------*/ /*-------------------------- SFR access functions --------------------------*/
uint32_t uint32_t
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/* After CAAM is ready, initialize the RNG drivers */ /* After CAAM is ready, initialize the RNG drivers */
rv = caam_trng_attach(dev); rv = caam_trng_attach(dev);
if (rv != 0) { if (rv != 0) {
CAAM_LOG_ERROR("caam_trng_attach failed rv=(%d)\n", rv); CAAM_LOG_ERROR("caam_trng_attach failed rv=(%d)\n", rv);
goto cleanup_jobrings; goto cleanup_jobrings;
} }
rv = caam_crypto_attach(dev);
if (rv != 0) {
CAAM_LOG_ERROR("caam_crypto_attach failed rv=(%d)\n", rv);
goto cleanup_trng;
}
#ifdef CAAM_DEBUG #ifdef CAAM_DEBUG
/* Add the caam test device for development */ /* Add the caam test device for development */
rv = caam_test_attach(dev); rv = caam_test_attach(dev);
if (rv != 0) { if (rv != 0) {
CAAM_LOG_ERROR("caam_test_attach failed rv=(%d)\n", rv); CAAM_LOG_ERROR("caam_test_attach failed rv=(%d)\n", rv);
goto cleanup_trng; goto cleanup_crypto;
} }
#endif #endif
return (0); return (0);
#ifdef CAAM_DEBUG #ifdef CAAM_DEBUG
cleanup_crypto:
caam_crypto_detach(dev);
#endif
cleanup_trng: cleanup_trng:
caam_trng_detach(dev); caam_trng_detach(dev);
#endif
cleanup_jobrings: cleanup_jobrings:
caam_jobrings_detach(dev); caam_jobrings_detach(dev);
cleanup_rman: cleanup_rman:
rman_fini(&sc->mem_rman); rman_fini(&sc->mem_rman);
cleanup_resource: cleanup_resource:
bus_free_resource(dev, SYS_RES_MEMORY, sc->mem_res); bus_free_resource(dev, SYS_RES_MEMORY, sc->mem_res);
cleanup_simplebus: cleanup_simplebus:
free(sc->sc.ranges, M_DEVBUF); free(sc->sc.ranges, M_DEVBUF);
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free(jr_drained, M_DEVBUF); free(jr_drained, M_DEVBUF);
} }
static int static int
caam_detach(device_t dev) caam_detach(device_t dev)
{ {
struct caam_softc *sc = device_get_softc(dev); struct caam_softc *sc = device_get_softc(dev);
caam_crypto_detach(dev);
/* Remove TRNG drivers */ /* Remove TRNG drivers */
caam_trng_detach(dev); caam_trng_detach(dev);
#ifdef CAAM_DEBUG #ifdef CAAM_DEBUG
/* Remove the caam test device */ /* Remove the caam test device */
caam_test_detach(dev); caam_test_detach(dev);
#endif #endif
caam_jobrings_detach(dev); caam_jobrings_detach(dev);
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DEVMETHOD(device_probe, caam_probe), DEVMETHOD(device_probe, caam_probe),
DEVMETHOD(device_attach, caam_attach), DEVMETHOD(device_attach, caam_attach),
DEVMETHOD(device_detach, caam_detach), DEVMETHOD(device_detach, caam_detach),
DEVMETHOD(bus_alloc_resource, caam_alloc_resource), DEVMETHOD(bus_alloc_resource, caam_alloc_resource),
DEVMETHOD(bus_activate_resource, caam_activate_resource), DEVMETHOD(bus_activate_resource, caam_activate_resource),
DEVMETHOD(bus_release_resource, caam_release_resource), DEVMETHOD(bus_release_resource, caam_release_resource),
DEVMETHOD(cryptodev_probesession, caam_crypto_probesession),
DEVMETHOD(cryptodev_newsession, caam_crypto_newsession),
DEVMETHOD(cryptodev_freesession, caam_crypto_freesession),
DEVMETHOD(cryptodev_process, caam_crypto_process),
DEVMETHOD_END DEVMETHOD_END
}; };
DEFINE_CLASS_1(caam, caam_driver, caam_methods, sizeof(struct caam_softc), DEFINE_CLASS_1(caam, caam_driver, caam_methods, sizeof(struct caam_softc),
simplebus_driver); simplebus_driver);
DRIVER_MODULE(caam, simplebus, caam_driver, 0, 0); DRIVER_MODULE(caam, simplebus, caam_driver, 0, 0);
MODULE_DEPEND(caam, crypto, 1, 1, 1);
MODULE_VERSION(caam, 1); MODULE_VERSION(caam, 1);
Context not available.