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Signed-off-by: Gagandeep Singh --- doc/guides/cryptodevs/dpaa2_sec.rst | 10 ++ drivers/crypto/dpaa2_sec/dpaa2_sec_dpseci.c | 136 +++++++++++++++++++- 2 files changed, 144 insertions(+), 2 deletions(-) diff --git a/doc/guides/cryptodevs/dpaa2_sec.rst b/doc/guides/cryptodevs/dpaa2_sec.rst index 06de988d51..875d918068 100644 --- a/doc/guides/cryptodevs/dpaa2_sec.rst +++ b/doc/guides/cryptodevs/dpaa2_sec.rst @@ -175,3 +175,13 @@ For enabling logs, use the following EAL parameter: Using ``crypto.dpaa2`` as log matching criteria, all Crypto PMD logs can be enabled which are lower than logging ``level``. + +Enabling debug prints +--------------------- + +Use dev arg option ``drv_dump_mode=x`` to dump useful debug prints on HW sec +error. There are 3 dump modes available 0, 1 and 2. Mode 0 means no dump print +on error, mode 1 means dump HW error code and mode 2 means dump HW error code +along with other useful debugging information like session, queue, descriptor +data. +e.g. ``fslmc:dpseci.1,drv_dump_mode=1`` diff --git a/drivers/crypto/dpaa2_sec/dpaa2_sec_dpseci.c b/drivers/crypto/dpaa2_sec/dpaa2_sec_dpseci.c index 99f5157abe..b65416097c 100644 --- a/drivers/crypto/dpaa2_sec/dpaa2_sec_dpseci.c +++ b/drivers/crypto/dpaa2_sec/dpaa2_sec_dpseci.c @@ -28,6 +28,7 @@ #include #include #include +#include #include "dpaa2_sec_priv.h" #include "dpaa2_sec_event.h" @@ -50,7 +51,17 @@ #define NO_PREFETCH 0 +#define DRIVER_DUMP_MODE "drv_dump_mode" + +/* DPAA2_SEC_DP_DUMP levels */ +enum dpaa2_sec_dump_levels { + DPAA2_SEC_DP_NO_DUMP, + DPAA2_SEC_DP_ERR_DUMP, + DPAA2_SEC_DP_FULL_DUMP +}; + uint8_t cryptodev_driver_id; +uint8_t dpaa2_sec_dp_dump = DPAA2_SEC_DP_ERR_DUMP; #ifdef RTE_LIB_SECURITY static inline int @@ -1784,6 +1795,83 @@ dpaa2_sec_enqueue_burst_ordered(void *qp, struct rte_crypto_op **ops, return num_tx; } +static void +dpaa2_sec_dump(struct rte_crypto_op *op) +{ + int i; + dpaa2_sec_session *sess = NULL; + struct ctxt_priv *priv; + uint8_t bufsize; + struct rte_crypto_sym_op *sym_op; + + if (op->sess_type == RTE_CRYPTO_OP_WITH_SESSION) + sess = (dpaa2_sec_session *)get_sym_session_private_data( + op->sym->session, cryptodev_driver_id); +#ifdef RTE_LIBRTE_SECURITY + else if (op->sess_type == RTE_CRYPTO_OP_SECURITY_SESSION) + sess = (dpaa2_sec_session *)get_sec_session_private_data( + op->sym->sec_session); +#endif + + if (sess == NULL) + goto mbuf_dump; + + priv = (struct ctxt_priv *)sess->ctxt; + printf("\n****************************************\n" + "session params:\n\tContext type:\t%d\n\tDirection:\t%s\n" + "\tCipher alg:\t%d\n\tAuth alg:\t%d\n\tAead alg:\t%d\n" + "\tCipher key len:\t%zd\n", sess->ctxt_type, + (sess->dir == DIR_ENC) ? "DIR_ENC" : "DIR_DEC", + sess->cipher_alg, sess->auth_alg, sess->aead_alg, + sess->cipher_key.length); + rte_hexdump(stdout, "cipher key", sess->cipher_key.data, + sess->cipher_key.length); + rte_hexdump(stdout, "auth key", sess->auth_key.data, + sess->auth_key.length); + printf("\tAuth key len:\t%zd\n\tIV len:\t\t%d\n\tIV offset:\t%d\n" + "\tdigest length:\t%d\n\tstatus:\t\t%d\n\taead auth only" + " len:\t%d\n\taead cipher text:\t%d\n", + sess->auth_key.length, sess->iv.length, sess->iv.offset, + sess->digest_length, sess->status, + sess->ext_params.aead_ctxt.auth_only_len, + sess->ext_params.aead_ctxt.auth_cipher_text); +#ifdef RTE_LIBRTE_SECURITY + printf("PDCP session params:\n" + "\tDomain:\t\t%d\n\tBearer:\t\t%d\n\tpkt_dir:\t%d\n\thfn_ovd:" + "\t%d\n\tsn_size:\t%d\n\thfn_ovd_offset:\t%d\n\thfn:\t\t%d\n" + "\thfn_threshold:\t0x%x\n", sess->pdcp.domain, + sess->pdcp.bearer, sess->pdcp.pkt_dir, sess->pdcp.hfn_ovd, + sess->pdcp.sn_size, sess->pdcp.hfn_ovd_offset, sess->pdcp.hfn, + sess->pdcp.hfn_threshold); + +#endif + bufsize = (uint8_t)priv->flc_desc[0].flc.word1_sdl; + printf("Descriptor Dump:\n"); + for (i = 0; i < bufsize; i++) + printf("\tDESC[%d]:0x%x\n", i, priv->flc_desc[0].desc[i]); + + printf("\n"); +mbuf_dump: + sym_op = op->sym; + if (sym_op->m_src) { + printf("Source mbuf:\n"); + rte_pktmbuf_dump(stdout, sym_op->m_src, sym_op->m_src->data_len); + } + if (sym_op->m_dst) { + printf("Destination mbuf:\n"); + rte_pktmbuf_dump(stdout, sym_op->m_dst, sym_op->m_dst->data_len); + } + + printf("Session address = %p\ncipher offset: %d, length: %d\n" + "auth offset: %d, length: %d\n aead offset: %d, length: %d\n" + , sym_op->session, + sym_op->cipher.data.offset, sym_op->cipher.data.length, + sym_op->auth.data.offset, sym_op->auth.data.length, + sym_op->aead.data.offset, sym_op->aead.data.length); + printf("\n"); + +} + static uint16_t dpaa2_sec_dequeue_burst(void *qp, struct rte_crypto_op **ops, uint16_t nb_ops) @@ -1865,8 +1953,13 @@ dpaa2_sec_dequeue_burst(void *qp, struct rte_crypto_op **ops, if (unlikely(fd->simple.frc)) { /* TODO Parse SEC errors */ - DPAA2_SEC_DP_ERR("SEC returned Error - %x\n", - fd->simple.frc); + if (dpaa2_sec_dp_dump > DPAA2_SEC_DP_NO_DUMP) { + DPAA2_SEC_DP_ERR("SEC returned Error - %x\n", + fd->simple.frc); + if (dpaa2_sec_dp_dump > DPAA2_SEC_DP_ERR_DUMP) + dpaa2_sec_dump(ops[num_rx]); + } + dpaa2_qp->rx_vq.err_pkts += 1; ops[num_rx]->status = RTE_CRYPTO_OP_STATUS_ERROR; } else { @@ -4132,6 +4225,42 @@ dpaa2_sec_uninit(const struct rte_cryptodev *dev) return 0; } +static int +check_devargs_handler(__rte_unused const char *key, const char *value, + __rte_unused void *opaque) +{ + dpaa2_sec_dp_dump = atoi(value); + if (dpaa2_sec_dp_dump > DPAA2_SEC_DP_FULL_DUMP) { + DPAA2_SEC_WARN("WARN: DPAA2_SEC_DP_DUMP_LEVEL is not " + "supported, changing to FULL error prints\n"); + dpaa2_sec_dp_dump = DPAA2_SEC_DP_FULL_DUMP; + } + + return 0; +} + +static void +dpaa2_sec_get_devargs(struct rte_devargs *devargs, const char *key) +{ + struct rte_kvargs *kvlist; + + if (!devargs) + return; + + kvlist = rte_kvargs_parse(devargs->args, NULL); + if (!kvlist) + return; + + if (!rte_kvargs_count(kvlist, key)) { + rte_kvargs_free(kvlist); + return; + } + + rte_kvargs_process(kvlist, key, + check_devargs_handler, NULL); + rte_kvargs_free(kvlist); +} + static int dpaa2_sec_dev_init(struct rte_cryptodev *cryptodev) { @@ -4233,6 +4362,7 @@ dpaa2_sec_dev_init(struct rte_cryptodev *cryptodev) goto init_error; } + dpaa2_sec_get_devargs(cryptodev->device->devargs, DRIVER_DUMP_MODE); DPAA2_SEC_INFO("driver %s: created", cryptodev->data->name); return 0; @@ -4331,4 +4461,6 @@ static struct cryptodev_driver dpaa2_sec_crypto_drv; RTE_PMD_REGISTER_DPAA2(CRYPTODEV_NAME_DPAA2_SEC_PMD, rte_dpaa2_sec_driver); RTE_PMD_REGISTER_CRYPTO_DRIVER(dpaa2_sec_crypto_drv, rte_dpaa2_sec_driver.driver, cryptodev_driver_id); +RTE_PMD_REGISTER_PARAM_STRING(CRYPTODEV_NAME_DPAA2_SEC_PMD, + DRIVER_DUMP_MODE "="); RTE_LOG_REGISTER(dpaa2_logtype_sec, pmd.crypto.dpaa2, NOTICE); -- 2.25.1