X-Git-Url: http://git.droids-corp.org/?a=blobdiff_plain;f=drivers%2Fcrypto%2Focteontx2%2Fotx2_cryptodev_ops.c;h=37fad11d9182a9fa8f1ea43de52c1c4472298720;hb=437dbd2fd4289c32e2937a1e7dbe95645457dfff;hp=8419e27bd0d736c37244a60907ed8c626c085462;hpb=556a273e78b8f2029f0099c8b38f229633a03ebc;p=dpdk.git diff --git a/drivers/crypto/octeontx2/otx2_cryptodev_ops.c b/drivers/crypto/octeontx2/otx2_cryptodev_ops.c index 8419e27bd0..37fad11d91 100644 --- a/drivers/crypto/octeontx2/otx2_cryptodev_ops.c +++ b/drivers/crypto/octeontx2/otx2_cryptodev_ops.c @@ -4,21 +4,33 @@ #include -#include +#include #include +#include +#include #include "otx2_cryptodev.h" +#include "otx2_cryptodev_capabilities.h" #include "otx2_cryptodev_hw_access.h" #include "otx2_cryptodev_mbox.h" #include "otx2_cryptodev_ops.h" +#include "otx2_cryptodev_ops_helper.h" +#include "otx2_ipsec_anti_replay.h" +#include "otx2_ipsec_po_ops.h" #include "otx2_mbox.h" +#include "otx2_sec_idev.h" +#include "otx2_security.h" #include "cpt_hw_types.h" #include "cpt_pmd_logs.h" #include "cpt_pmd_ops_helper.h" +#include "cpt_ucode.h" +#include "cpt_ucode_asym.h" #define METABUF_POOL_CACHE_SIZE 512 +static uint64_t otx2_fpm_iova[CPT_EC_ID_PMAX]; + /* Forward declarations */ static int @@ -33,34 +45,58 @@ qp_memzone_name_get(char *name, int size, int dev_id, int qp_id) static int otx2_cpt_metabuf_mempool_create(const struct rte_cryptodev *dev, struct otx2_cpt_qp *qp, uint8_t qp_id, - int nb_elements) + unsigned int nb_elements) { char mempool_name[RTE_MEMPOOL_NAMESIZE]; - int sg_mlen, lb_mlen, max_mlen, ret; struct cpt_qp_meta_info *meta_info; + int lcore_cnt = rte_lcore_count(); + int ret, max_mlen, mb_pool_sz; struct rte_mempool *pool; + int asym_mlen = 0; + int lb_mlen = 0; + int sg_mlen = 0; + + if (dev->feature_flags & RTE_CRYPTODEV_FF_SYMMETRIC_CRYPTO) { - /* Get meta len for scatter gather mode */ - sg_mlen = cpt_pmd_ops_helper_get_mlen_sg_mode(); + /* Get meta len for scatter gather mode */ + sg_mlen = cpt_pmd_ops_helper_get_mlen_sg_mode(); - /* Extra 32B saved for future considerations */ - sg_mlen += 4 * sizeof(uint64_t); + /* Extra 32B saved for future considerations */ + sg_mlen += 4 * sizeof(uint64_t); - /* Get meta len for linear buffer (direct) mode */ - lb_mlen = cpt_pmd_ops_helper_get_mlen_direct_mode(); + /* Get meta len for linear buffer (direct) mode */ + lb_mlen = cpt_pmd_ops_helper_get_mlen_direct_mode(); - /* Extra 32B saved for future considerations */ - lb_mlen += 4 * sizeof(uint64_t); + /* Extra 32B saved for future considerations */ + lb_mlen += 4 * sizeof(uint64_t); + } - /* Check max requirement for meta buffer */ - max_mlen = RTE_MAX(lb_mlen, sg_mlen); + if (dev->feature_flags & RTE_CRYPTODEV_FF_ASYMMETRIC_CRYPTO) { + + /* Get meta len required for asymmetric operations */ + asym_mlen = cpt_pmd_ops_helper_asym_get_mlen(); + } + + /* + * Check max requirement for meta buffer to + * support crypto op of any type (sym/asym). + */ + max_mlen = RTE_MAX(RTE_MAX(lb_mlen, sg_mlen), asym_mlen); /* Allocate mempool */ snprintf(mempool_name, RTE_MEMPOOL_NAMESIZE, "otx2_cpt_mb_%u:%u", dev->data->dev_id, qp_id); - pool = rte_mempool_create_empty(mempool_name, nb_elements, max_mlen, + mb_pool_sz = nb_elements; + + /* For poll mode, core that enqueues and core that dequeues can be + * different. For event mode, all cores are allowed to use same crypto + * queue pair. + */ + mb_pool_sz += (RTE_MAX(2, lcore_cnt) * METABUF_POOL_CACHE_SIZE); + + pool = rte_mempool_create_empty(mempool_name, mb_pool_sz, max_mlen, METABUF_POOL_CACHE_SIZE, 0, rte_socket_id(), 0); @@ -107,6 +143,34 @@ otx2_cpt_metabuf_mempool_destroy(struct otx2_cpt_qp *qp) meta_info->sg_mlen = 0; } +static int +otx2_cpt_qp_inline_cfg(const struct rte_cryptodev *dev, struct otx2_cpt_qp *qp) +{ + static rte_atomic16_t port_offset = RTE_ATOMIC16_INIT(-1); + uint16_t port_id, nb_ethport = rte_eth_dev_count_avail(); + int i, ret; + + for (i = 0; i < nb_ethport; i++) { + port_id = rte_atomic16_add_return(&port_offset, 1) % nb_ethport; + if (otx2_eth_dev_is_sec_capable(&rte_eth_devices[port_id])) + break; + } + + if (i >= nb_ethport) + return 0; + + ret = otx2_cpt_qp_ethdev_bind(dev, qp, port_id); + if (ret) + return ret; + + /* Publish inline Tx QP to eth dev security */ + ret = otx2_sec_idev_tx_cpt_qp_add(port_id, qp); + if (ret) + return ret; + + return 0; +} + static struct otx2_cpt_qp * otx2_cpt_qp_create(const struct rte_cryptodev *dev, uint16_t qp_id, uint8_t group) @@ -130,7 +194,13 @@ otx2_cpt_qp_create(const struct rte_cryptodev *dev, uint16_t qp_id, return NULL; } - iq_len = OTX2_CPT_IQ_LEN; + /* + * Pending queue updates make assumption that queue size is a power + * of 2. + */ + RTE_BUILD_BUG_ON(!RTE_IS_POWER_OF_2(OTX2_CPT_DEFAULT_CMD_QLEN)); + + iq_len = OTX2_CPT_DEFAULT_CMD_QLEN; /* * Queue size must be a multiple of 40 and effective queue size to @@ -139,7 +209,7 @@ otx2_cpt_qp_create(const struct rte_cryptodev *dev, uint16_t qp_id, size_div40 = (iq_len + 40 - 1) / 40 + 1; /* For pending queue */ - len = iq_len * RTE_ALIGN(sizeof(struct rid), 8); + len = iq_len * RTE_ALIGN(sizeof(qp->pend_q.rid_queue[0]), 8); /* Space for instruction group memory */ len += size_div40 * 16; @@ -148,7 +218,7 @@ otx2_cpt_qp_create(const struct rte_cryptodev *dev, uint16_t qp_id, len = RTE_ALIGN(len, pg_sz); /* For instruction queues */ - len += OTX2_CPT_IQ_LEN * sizeof(union cpt_inst_s); + len += OTX2_CPT_DEFAULT_CMD_QLEN * sizeof(union cpt_inst_s); /* Wastage after instruction queues */ len = RTE_ALIGN(len, pg_sz); @@ -176,19 +246,19 @@ otx2_cpt_qp_create(const struct rte_cryptodev *dev, uint16_t qp_id, } /* Initialize pending queue */ - qp->pend_q.rid_queue = (struct rid *)va; - qp->pend_q.enq_tail = 0; - qp->pend_q.deq_head = 0; - qp->pend_q.pending_count = 0; + qp->pend_q.rid_queue = (void **)va; + qp->pend_q.tail = 0; + qp->pend_q.head = 0; - used_len = iq_len * RTE_ALIGN(sizeof(struct rid), 8); + used_len = iq_len * RTE_ALIGN(sizeof(qp->pend_q.rid_queue[0]), 8); used_len += size_div40 * 16; used_len = RTE_ALIGN(used_len, pg_sz); iova += used_len; qp->iq_dma_addr = iova; qp->id = qp_id; - qp->base = OTX2_CPT_LF_BAR2(vf, qp_id); + qp->blkaddr = vf->lf_blkaddr[qp_id]; + qp->base = OTX2_CPT_LF_BAR2(vf, qp->blkaddr, qp_id); lmtline = vf->otx2_dev.bar2 + (RVU_BLOCK_ADDR_LMT << 20 | qp_id << 12) + @@ -198,8 +268,20 @@ otx2_cpt_qp_create(const struct rte_cryptodev *dev, uint16_t qp_id, qp->lf_nq_reg = qp->base + OTX2_CPT_LF_NQ(0); + ret = otx2_sec_idev_tx_cpt_qp_remove(qp); + if (ret && (ret != -ENOENT)) { + CPT_LOG_ERR("Could not delete inline configuration"); + goto mempool_destroy; + } + otx2_cpt_iq_disable(qp); + ret = otx2_cpt_qp_inline_cfg(dev, qp); + if (ret) { + CPT_LOG_ERR("Could not configure queue for inline IPsec"); + goto mempool_destroy; + } + ret = otx2_cpt_iq_enable(dev, qp, group, OTX2_CPT_QUEUE_HI_PRIO, size_div40); if (ret) { @@ -225,6 +307,12 @@ otx2_cpt_qp_destroy(const struct rte_cryptodev *dev, struct otx2_cpt_qp *qp) char name[RTE_MEMZONE_NAMESIZE]; int ret; + ret = otx2_sec_idev_tx_cpt_qp_remove(qp); + if (ret && (ret != -ENOENT)) { + CPT_LOG_ERR("Could not delete inline configuration"); + return ret; + } + otx2_cpt_iq_disable(qp); otx2_cpt_metabuf_mempool_destroy(qp); @@ -243,6 +331,797 @@ otx2_cpt_qp_destroy(const struct rte_cryptodev *dev, struct otx2_cpt_qp *qp) return 0; } +static int +sym_xform_verify(struct rte_crypto_sym_xform *xform) +{ + if (xform->next) { + if (xform->type == RTE_CRYPTO_SYM_XFORM_AUTH && + xform->next->type == RTE_CRYPTO_SYM_XFORM_CIPHER && + xform->next->cipher.op == RTE_CRYPTO_CIPHER_OP_ENCRYPT && + (xform->auth.algo != RTE_CRYPTO_AUTH_SHA1_HMAC || + xform->next->cipher.algo != RTE_CRYPTO_CIPHER_AES_CBC)) + return -ENOTSUP; + + if (xform->type == RTE_CRYPTO_SYM_XFORM_CIPHER && + xform->cipher.op == RTE_CRYPTO_CIPHER_OP_DECRYPT && + xform->next->type == RTE_CRYPTO_SYM_XFORM_AUTH && + (xform->cipher.algo != RTE_CRYPTO_CIPHER_AES_CBC || + xform->next->auth.algo != RTE_CRYPTO_AUTH_SHA1_HMAC)) + return -ENOTSUP; + + if (xform->type == RTE_CRYPTO_SYM_XFORM_CIPHER && + xform->cipher.algo == RTE_CRYPTO_CIPHER_3DES_CBC && + xform->next->type == RTE_CRYPTO_SYM_XFORM_AUTH && + xform->next->auth.algo == RTE_CRYPTO_AUTH_SHA1) + return -ENOTSUP; + + if (xform->type == RTE_CRYPTO_SYM_XFORM_AUTH && + xform->auth.algo == RTE_CRYPTO_AUTH_SHA1 && + xform->next->type == RTE_CRYPTO_SYM_XFORM_CIPHER && + xform->next->cipher.algo == RTE_CRYPTO_CIPHER_3DES_CBC) + return -ENOTSUP; + + } else { + if (xform->type == RTE_CRYPTO_SYM_XFORM_AUTH && + xform->auth.algo == RTE_CRYPTO_AUTH_NULL && + xform->auth.op == RTE_CRYPTO_AUTH_OP_VERIFY) + return -ENOTSUP; + } + return 0; +} + +static int +sym_session_configure(int driver_id, struct rte_crypto_sym_xform *xform, + struct rte_cryptodev_sym_session *sess, + struct rte_mempool *pool) +{ + struct rte_crypto_sym_xform *temp_xform = xform; + struct cpt_sess_misc *misc; + vq_cmd_word3_t vq_cmd_w3; + void *priv; + int ret; + + ret = sym_xform_verify(xform); + if (unlikely(ret)) + return ret; + + if (unlikely(rte_mempool_get(pool, &priv))) { + CPT_LOG_ERR("Could not allocate session private data"); + return -ENOMEM; + } + + memset(priv, 0, sizeof(struct cpt_sess_misc) + + offsetof(struct cpt_ctx, mc_ctx)); + + misc = priv; + + for ( ; xform != NULL; xform = xform->next) { + switch (xform->type) { + case RTE_CRYPTO_SYM_XFORM_AEAD: + ret = fill_sess_aead(xform, misc); + break; + case RTE_CRYPTO_SYM_XFORM_CIPHER: + ret = fill_sess_cipher(xform, misc); + break; + case RTE_CRYPTO_SYM_XFORM_AUTH: + if (xform->auth.algo == RTE_CRYPTO_AUTH_AES_GMAC) + ret = fill_sess_gmac(xform, misc); + else + ret = fill_sess_auth(xform, misc); + break; + default: + ret = -1; + } + + if (ret) + goto priv_put; + } + + if ((GET_SESS_FC_TYPE(misc) == HASH_HMAC) && + cpt_mac_len_verify(&temp_xform->auth)) { + CPT_LOG_ERR("MAC length is not supported"); + struct cpt_ctx *ctx = SESS_PRIV(misc); + if (ctx->auth_key != NULL) { + rte_free(ctx->auth_key); + ctx->auth_key = NULL; + } + ret = -ENOTSUP; + goto priv_put; + } + + set_sym_session_private_data(sess, driver_id, misc); + + misc->ctx_dma_addr = rte_mempool_virt2iova(misc) + + sizeof(struct cpt_sess_misc); + + vq_cmd_w3.u64 = 0; + vq_cmd_w3.s.cptr = misc->ctx_dma_addr + offsetof(struct cpt_ctx, + mc_ctx); + + /* + * IE engines support IPsec operations + * SE engines support IPsec operations, Chacha-Poly and + * Air-Crypto operations + */ + if (misc->zsk_flag || misc->chacha_poly) + vq_cmd_w3.s.grp = OTX2_CPT_EGRP_SE; + else + vq_cmd_w3.s.grp = OTX2_CPT_EGRP_SE_IE; + + misc->cpt_inst_w7 = vq_cmd_w3.u64; + + return 0; + +priv_put: + rte_mempool_put(pool, priv); + + return -ENOTSUP; +} + +static __rte_always_inline int32_t __rte_hot +otx2_ca_enqueue_req(const struct otx2_cpt_qp *qp, + struct cpt_request_info *req, + void *lmtline, + struct rte_crypto_op *op, + uint64_t cpt_inst_w7) +{ + union rte_event_crypto_metadata *m_data; + union cpt_inst_s inst; + uint64_t lmt_status; + + if (op->sess_type == RTE_CRYPTO_OP_WITH_SESSION) { + m_data = rte_cryptodev_sym_session_get_user_data( + op->sym->session); + if (m_data == NULL) { + rte_pktmbuf_free(op->sym->m_src); + rte_crypto_op_free(op); + rte_errno = EINVAL; + return -EINVAL; + } + } else if (op->sess_type == RTE_CRYPTO_OP_SESSIONLESS && + op->private_data_offset) { + m_data = (union rte_event_crypto_metadata *) + ((uint8_t *)op + + op->private_data_offset); + } else { + return -EINVAL; + } + + inst.u[0] = 0; + inst.s9x.res_addr = req->comp_baddr; + inst.u[2] = 0; + inst.u[3] = 0; + + inst.s9x.ei0 = req->ist.ei0; + inst.s9x.ei1 = req->ist.ei1; + inst.s9x.ei2 = req->ist.ei2; + inst.s9x.ei3 = cpt_inst_w7; + + inst.u[2] = (((RTE_EVENT_TYPE_CRYPTODEV << 28) | + m_data->response_info.flow_id) | + ((uint64_t)m_data->response_info.sched_type << 32) | + ((uint64_t)m_data->response_info.queue_id << 34)); + inst.u[3] = 1 | (((uint64_t)req >> 3) << 3); + req->qp = qp; + + do { + /* Copy CPT command to LMTLINE */ + memcpy(lmtline, &inst, sizeof(inst)); + + /* + * Make sure compiler does not reorder memcpy and ldeor. + * LMTST transactions are always flushed from the write + * buffer immediately, a DMB is not required to push out + * LMTSTs. + */ + rte_io_wmb(); + lmt_status = otx2_lmt_submit(qp->lf_nq_reg); + } while (lmt_status == 0); + + return 0; +} + +static __rte_always_inline int32_t __rte_hot +otx2_cpt_enqueue_req(const struct otx2_cpt_qp *qp, + struct pending_queue *pend_q, + struct cpt_request_info *req, + struct rte_crypto_op *op, + uint64_t cpt_inst_w7, + unsigned int burst_index) +{ + void *lmtline = qp->lmtline; + union cpt_inst_s inst; + uint64_t lmt_status; + + if (qp->ca_enable) + return otx2_ca_enqueue_req(qp, req, lmtline, op, cpt_inst_w7); + + inst.u[0] = 0; + inst.s9x.res_addr = req->comp_baddr; + inst.u[2] = 0; + inst.u[3] = 0; + + inst.s9x.ei0 = req->ist.ei0; + inst.s9x.ei1 = req->ist.ei1; + inst.s9x.ei2 = req->ist.ei2; + inst.s9x.ei3 = cpt_inst_w7; + + req->time_out = rte_get_timer_cycles() + + DEFAULT_COMMAND_TIMEOUT * rte_get_timer_hz(); + + do { + /* Copy CPT command to LMTLINE */ + memcpy(lmtline, &inst, sizeof(inst)); + + /* + * Make sure compiler does not reorder memcpy and ldeor. + * LMTST transactions are always flushed from the write + * buffer immediately, a DMB is not required to push out + * LMTSTs. + */ + rte_io_wmb(); + lmt_status = otx2_lmt_submit(qp->lf_nq_reg); + } while (lmt_status == 0); + + pending_queue_push(pend_q, req, burst_index, OTX2_CPT_DEFAULT_CMD_QLEN); + + return 0; +} + +static __rte_always_inline int32_t __rte_hot +otx2_cpt_enqueue_asym(struct otx2_cpt_qp *qp, + struct rte_crypto_op *op, + struct pending_queue *pend_q, + unsigned int burst_index) +{ + struct cpt_qp_meta_info *minfo = &qp->meta_info; + struct rte_crypto_asym_op *asym_op = op->asym; + struct asym_op_params params = {0}; + struct cpt_asym_sess_misc *sess; + uintptr_t *cop; + void *mdata; + int ret; + + if (unlikely(rte_mempool_get(minfo->pool, &mdata) < 0)) { + CPT_LOG_ERR("Could not allocate meta buffer for request"); + return -ENOMEM; + } + + sess = get_asym_session_private_data(asym_op->session, + otx2_cryptodev_driver_id); + + /* Store IO address of the mdata to meta_buf */ + params.meta_buf = rte_mempool_virt2iova(mdata); + + cop = mdata; + cop[0] = (uintptr_t)mdata; + cop[1] = (uintptr_t)op; + cop[2] = cop[3] = 0ULL; + + params.req = RTE_PTR_ADD(cop, 4 * sizeof(uintptr_t)); + params.req->op = cop; + + /* Adjust meta_buf to point to end of cpt_request_info structure */ + params.meta_buf += (4 * sizeof(uintptr_t)) + + sizeof(struct cpt_request_info); + switch (sess->xfrm_type) { + case RTE_CRYPTO_ASYM_XFORM_MODEX: + ret = cpt_modex_prep(¶ms, &sess->mod_ctx); + if (unlikely(ret)) + goto req_fail; + break; + case RTE_CRYPTO_ASYM_XFORM_RSA: + ret = cpt_enqueue_rsa_op(op, ¶ms, sess); + if (unlikely(ret)) + goto req_fail; + break; + case RTE_CRYPTO_ASYM_XFORM_ECDSA: + ret = cpt_enqueue_ecdsa_op(op, ¶ms, sess, otx2_fpm_iova); + if (unlikely(ret)) + goto req_fail; + break; + case RTE_CRYPTO_ASYM_XFORM_ECPM: + ret = cpt_ecpm_prep(&asym_op->ecpm, ¶ms, + sess->ec_ctx.curveid); + if (unlikely(ret)) + goto req_fail; + break; + default: + op->status = RTE_CRYPTO_OP_STATUS_INVALID_ARGS; + ret = -EINVAL; + goto req_fail; + } + + ret = otx2_cpt_enqueue_req(qp, pend_q, params.req, op, + sess->cpt_inst_w7, burst_index); + if (unlikely(ret)) { + CPT_LOG_DP_ERR("Could not enqueue crypto req"); + goto req_fail; + } + + return 0; + +req_fail: + free_op_meta(mdata, minfo->pool); + + return ret; +} + +static __rte_always_inline int __rte_hot +otx2_cpt_enqueue_sym(struct otx2_cpt_qp *qp, struct rte_crypto_op *op, + struct pending_queue *pend_q, unsigned int burst_index) +{ + struct rte_crypto_sym_op *sym_op = op->sym; + struct cpt_request_info *req; + struct cpt_sess_misc *sess; + uint64_t cpt_op; + void *mdata; + int ret; + + sess = get_sym_session_private_data(sym_op->session, + otx2_cryptodev_driver_id); + + cpt_op = sess->cpt_op; + + if (cpt_op & CPT_OP_CIPHER_MASK) + ret = fill_fc_params(op, sess, &qp->meta_info, &mdata, + (void **)&req); + else + ret = fill_digest_params(op, sess, &qp->meta_info, &mdata, + (void **)&req); + + if (unlikely(ret)) { + CPT_LOG_DP_ERR("Crypto req : op %p, cpt_op 0x%x ret 0x%x", + op, (unsigned int)cpt_op, ret); + return ret; + } + + ret = otx2_cpt_enqueue_req(qp, pend_q, req, op, sess->cpt_inst_w7, + burst_index); + if (unlikely(ret)) { + /* Free buffer allocated by fill params routines */ + free_op_meta(mdata, qp->meta_info.pool); + } + + return ret; +} + +static __rte_always_inline int __rte_hot +otx2_cpt_enqueue_sec(struct otx2_cpt_qp *qp, struct rte_crypto_op *op, + struct pending_queue *pend_q, + const unsigned int burst_index) +{ + uint32_t winsz, esn_low = 0, esn_hi = 0, seql = 0, seqh = 0; + struct rte_mbuf *m_src = op->sym->m_src; + struct otx2_sec_session_ipsec_lp *sess; + struct otx2_ipsec_po_sa_ctl *ctl_wrd; + struct otx2_ipsec_po_in_sa *sa; + struct otx2_sec_session *priv; + struct cpt_request_info *req; + uint64_t seq_in_sa, seq = 0; + uint8_t esn; + int ret; + + priv = get_sec_session_private_data(op->sym->sec_session); + sess = &priv->ipsec.lp; + sa = &sess->in_sa; + + ctl_wrd = &sa->ctl; + esn = ctl_wrd->esn_en; + winsz = sa->replay_win_sz; + + if (ctl_wrd->direction == OTX2_IPSEC_PO_SA_DIRECTION_OUTBOUND) + ret = process_outb_sa(op, sess, &qp->meta_info, (void **)&req); + else { + if (winsz) { + esn_low = rte_be_to_cpu_32(sa->esn_low); + esn_hi = rte_be_to_cpu_32(sa->esn_hi); + seql = *rte_pktmbuf_mtod_offset(m_src, uint32_t *, + sizeof(struct rte_ipv4_hdr) + 4); + seql = rte_be_to_cpu_32(seql); + + if (!esn) + seq = (uint64_t)seql; + else { + seqh = anti_replay_get_seqh(winsz, seql, esn_hi, + esn_low); + seq = ((uint64_t)seqh << 32) | seql; + } + + if (unlikely(seq == 0)) + return IPSEC_ANTI_REPLAY_FAILED; + + ret = anti_replay_check(sa->replay, seq, winsz); + if (unlikely(ret)) { + otx2_err("Anti replay check failed"); + return IPSEC_ANTI_REPLAY_FAILED; + } + } + + ret = process_inb_sa(op, sess, &qp->meta_info, (void **)&req); + } + + if (unlikely(ret)) { + otx2_err("Crypto req : op %p, ret 0x%x", op, ret); + return ret; + } + + ret = otx2_cpt_enqueue_req(qp, pend_q, req, op, sess->cpt_inst_w7, + burst_index); + + if (winsz && esn) { + seq_in_sa = ((uint64_t)esn_hi << 32) | esn_low; + if (seq > seq_in_sa) { + sa->esn_low = rte_cpu_to_be_32(seql); + sa->esn_hi = rte_cpu_to_be_32(seqh); + } + } + + return ret; +} + +static __rte_always_inline int __rte_hot +otx2_cpt_enqueue_sym_sessless(struct otx2_cpt_qp *qp, struct rte_crypto_op *op, + struct pending_queue *pend_q, + unsigned int burst_index) +{ + const int driver_id = otx2_cryptodev_driver_id; + struct rte_crypto_sym_op *sym_op = op->sym; + struct rte_cryptodev_sym_session *sess; + int ret; + + /* Create temporary session */ + sess = rte_cryptodev_sym_session_create(qp->sess_mp); + if (sess == NULL) + return -ENOMEM; + + ret = sym_session_configure(driver_id, sym_op->xform, sess, + qp->sess_mp_priv); + if (ret) + goto sess_put; + + sym_op->session = sess; + + ret = otx2_cpt_enqueue_sym(qp, op, pend_q, burst_index); + + if (unlikely(ret)) + goto priv_put; + + return 0; + +priv_put: + sym_session_clear(driver_id, sess); +sess_put: + rte_mempool_put(qp->sess_mp, sess); + return ret; +} + +static uint16_t +otx2_cpt_enqueue_burst(void *qptr, struct rte_crypto_op **ops, uint16_t nb_ops) +{ + uint16_t nb_allowed, count = 0; + struct otx2_cpt_qp *qp = qptr; + struct pending_queue *pend_q; + struct rte_crypto_op *op; + int ret; + + pend_q = &qp->pend_q; + + nb_allowed = pending_queue_free_slots(pend_q, + OTX2_CPT_DEFAULT_CMD_QLEN, 0); + nb_ops = RTE_MIN(nb_ops, nb_allowed); + + for (count = 0; count < nb_ops; count++) { + op = ops[count]; + if (op->type == RTE_CRYPTO_OP_TYPE_SYMMETRIC) { + if (op->sess_type == RTE_CRYPTO_OP_SECURITY_SESSION) + ret = otx2_cpt_enqueue_sec(qp, op, pend_q, + count); + else if (op->sess_type == RTE_CRYPTO_OP_WITH_SESSION) + ret = otx2_cpt_enqueue_sym(qp, op, pend_q, + count); + else + ret = otx2_cpt_enqueue_sym_sessless(qp, op, + pend_q, count); + } else if (op->type == RTE_CRYPTO_OP_TYPE_ASYMMETRIC) { + if (op->sess_type == RTE_CRYPTO_OP_WITH_SESSION) + ret = otx2_cpt_enqueue_asym(qp, op, pend_q, + count); + else + break; + } else + break; + + if (unlikely(ret)) + break; + } + + if (unlikely(!qp->ca_enable)) + pending_queue_commit(pend_q, count, OTX2_CPT_DEFAULT_CMD_QLEN); + + return count; +} + +static __rte_always_inline void +otx2_cpt_asym_rsa_op(struct rte_crypto_op *cop, struct cpt_request_info *req, + struct rte_crypto_rsa_xform *rsa_ctx) +{ + struct rte_crypto_rsa_op_param *rsa = &cop->asym->rsa; + + switch (rsa->op_type) { + case RTE_CRYPTO_ASYM_OP_ENCRYPT: + rsa->cipher.length = rsa_ctx->n.length; + memcpy(rsa->cipher.data, req->rptr, rsa->cipher.length); + break; + case RTE_CRYPTO_ASYM_OP_DECRYPT: + if (rsa->pad == RTE_CRYPTO_RSA_PADDING_NONE) { + rsa->message.length = rsa_ctx->n.length; + memcpy(rsa->message.data, req->rptr, + rsa->message.length); + } else { + /* Get length of decrypted output */ + rsa->message.length = rte_cpu_to_be_16 + (*((uint16_t *)req->rptr)); + /* + * Offset output data pointer by length field + * (2 bytes) and copy decrypted data. + */ + memcpy(rsa->message.data, req->rptr + 2, + rsa->message.length); + } + break; + case RTE_CRYPTO_ASYM_OP_SIGN: + rsa->sign.length = rsa_ctx->n.length; + memcpy(rsa->sign.data, req->rptr, rsa->sign.length); + break; + case RTE_CRYPTO_ASYM_OP_VERIFY: + if (rsa->pad == RTE_CRYPTO_RSA_PADDING_NONE) { + rsa->sign.length = rsa_ctx->n.length; + memcpy(rsa->sign.data, req->rptr, rsa->sign.length); + } else { + /* Get length of signed output */ + rsa->sign.length = rte_cpu_to_be_16 + (*((uint16_t *)req->rptr)); + /* + * Offset output data pointer by length field + * (2 bytes) and copy signed data. + */ + memcpy(rsa->sign.data, req->rptr + 2, + rsa->sign.length); + } + if (memcmp(rsa->sign.data, rsa->message.data, + rsa->message.length)) { + CPT_LOG_DP_ERR("RSA verification failed"); + cop->status = RTE_CRYPTO_OP_STATUS_ERROR; + } + break; + default: + CPT_LOG_DP_DEBUG("Invalid RSA operation type"); + cop->status = RTE_CRYPTO_OP_STATUS_INVALID_ARGS; + break; + } +} + +static __rte_always_inline void +otx2_cpt_asym_dequeue_ecdsa_op(struct rte_crypto_ecdsa_op_param *ecdsa, + struct cpt_request_info *req, + struct cpt_asym_ec_ctx *ec) +{ + int prime_len = ec_grp[ec->curveid].prime.length; + + if (ecdsa->op_type == RTE_CRYPTO_ASYM_OP_VERIFY) + return; + + /* Separate out sign r and s components */ + memcpy(ecdsa->r.data, req->rptr, prime_len); + memcpy(ecdsa->s.data, req->rptr + RTE_ALIGN_CEIL(prime_len, 8), + prime_len); + ecdsa->r.length = prime_len; + ecdsa->s.length = prime_len; +} + +static __rte_always_inline void +otx2_cpt_asym_dequeue_ecpm_op(struct rte_crypto_ecpm_op_param *ecpm, + struct cpt_request_info *req, + struct cpt_asym_ec_ctx *ec) +{ + int prime_len = ec_grp[ec->curveid].prime.length; + + memcpy(ecpm->r.x.data, req->rptr, prime_len); + memcpy(ecpm->r.y.data, req->rptr + RTE_ALIGN_CEIL(prime_len, 8), + prime_len); + ecpm->r.x.length = prime_len; + ecpm->r.y.length = prime_len; +} + +static void +otx2_cpt_asym_post_process(struct rte_crypto_op *cop, + struct cpt_request_info *req) +{ + struct rte_crypto_asym_op *op = cop->asym; + struct cpt_asym_sess_misc *sess; + + sess = get_asym_session_private_data(op->session, + otx2_cryptodev_driver_id); + + switch (sess->xfrm_type) { + case RTE_CRYPTO_ASYM_XFORM_RSA: + otx2_cpt_asym_rsa_op(cop, req, &sess->rsa_ctx); + break; + case RTE_CRYPTO_ASYM_XFORM_MODEX: + op->modex.result.length = sess->mod_ctx.modulus.length; + memcpy(op->modex.result.data, req->rptr, + op->modex.result.length); + break; + case RTE_CRYPTO_ASYM_XFORM_ECDSA: + otx2_cpt_asym_dequeue_ecdsa_op(&op->ecdsa, req, &sess->ec_ctx); + break; + case RTE_CRYPTO_ASYM_XFORM_ECPM: + otx2_cpt_asym_dequeue_ecpm_op(&op->ecpm, req, &sess->ec_ctx); + break; + default: + CPT_LOG_DP_DEBUG("Invalid crypto xform type"); + cop->status = RTE_CRYPTO_OP_STATUS_INVALID_ARGS; + break; + } +} + +static void +otx2_cpt_sec_post_process(struct rte_crypto_op *cop, uintptr_t *rsp) +{ + struct cpt_request_info *req = (struct cpt_request_info *)rsp[2]; + vq_cmd_word0_t *word0 = (vq_cmd_word0_t *)&req->ist.ei0; + struct rte_crypto_sym_op *sym_op = cop->sym; + struct rte_mbuf *m = sym_op->m_src; + struct rte_ipv6_hdr *ip6; + struct rte_ipv4_hdr *ip; + uint16_t m_len = 0; + int mdata_len; + char *data; + + mdata_len = (int)rsp[3]; + rte_pktmbuf_trim(m, mdata_len); + + if (word0->s.opcode.major == OTX2_IPSEC_PO_PROCESS_IPSEC_INB) { + data = rte_pktmbuf_mtod(m, char *); + + if (rsp[4] == OTX2_IPSEC_PO_TRANSPORT || + rsp[4] == OTX2_IPSEC_PO_TUNNEL_IPV4) { + ip = (struct rte_ipv4_hdr *)(data + + OTX2_IPSEC_PO_INB_RPTR_HDR); + m_len = rte_be_to_cpu_16(ip->total_length); + } else if (rsp[4] == OTX2_IPSEC_PO_TUNNEL_IPV6) { + ip6 = (struct rte_ipv6_hdr *)(data + + OTX2_IPSEC_PO_INB_RPTR_HDR); + m_len = rte_be_to_cpu_16(ip6->payload_len) + + sizeof(struct rte_ipv6_hdr); + } + + m->data_len = m_len; + m->pkt_len = m_len; + m->data_off += OTX2_IPSEC_PO_INB_RPTR_HDR; + } +} + +static inline void +otx2_cpt_dequeue_post_process(struct otx2_cpt_qp *qp, struct rte_crypto_op *cop, + uintptr_t *rsp, uint8_t cc) +{ + unsigned int sz; + + if (cop->type == RTE_CRYPTO_OP_TYPE_SYMMETRIC) { + if (cop->sess_type == RTE_CRYPTO_OP_SECURITY_SESSION) { + if (likely(cc == OTX2_IPSEC_PO_CC_SUCCESS)) { + otx2_cpt_sec_post_process(cop, rsp); + cop->status = RTE_CRYPTO_OP_STATUS_SUCCESS; + } else + cop->status = RTE_CRYPTO_OP_STATUS_ERROR; + + return; + } + + if (likely(cc == NO_ERR)) { + /* Verify authentication data if required */ + if (unlikely(rsp[2])) + compl_auth_verify(cop, (uint8_t *)rsp[2], + rsp[3]); + else + cop->status = RTE_CRYPTO_OP_STATUS_SUCCESS; + } else { + if (cc == ERR_GC_ICV_MISCOMPARE) + cop->status = RTE_CRYPTO_OP_STATUS_AUTH_FAILED; + else + cop->status = RTE_CRYPTO_OP_STATUS_ERROR; + } + + if (unlikely(cop->sess_type == RTE_CRYPTO_OP_SESSIONLESS)) { + sym_session_clear(otx2_cryptodev_driver_id, + cop->sym->session); + sz = rte_cryptodev_sym_get_existing_header_session_size( + cop->sym->session); + memset(cop->sym->session, 0, sz); + rte_mempool_put(qp->sess_mp, cop->sym->session); + cop->sym->session = NULL; + } + } + + if (cop->type == RTE_CRYPTO_OP_TYPE_ASYMMETRIC) { + if (likely(cc == NO_ERR)) { + cop->status = RTE_CRYPTO_OP_STATUS_SUCCESS; + /* + * Pass cpt_req_info stored in metabuf during + * enqueue. + */ + rsp = RTE_PTR_ADD(rsp, 4 * sizeof(uintptr_t)); + otx2_cpt_asym_post_process(cop, + (struct cpt_request_info *)rsp); + } else + cop->status = RTE_CRYPTO_OP_STATUS_ERROR; + } +} + +static uint16_t +otx2_cpt_dequeue_burst(void *qptr, struct rte_crypto_op **ops, uint16_t nb_ops) +{ + int i, nb_pending, nb_completed; + struct otx2_cpt_qp *qp = qptr; + struct pending_queue *pend_q; + struct cpt_request_info *req; + struct rte_crypto_op *cop; + uint8_t cc[nb_ops]; + uintptr_t *rsp; + void *metabuf; + + pend_q = &qp->pend_q; + + nb_pending = pending_queue_level(pend_q, OTX2_CPT_DEFAULT_CMD_QLEN); + + /* Ensure pcount isn't read before data lands */ + rte_atomic_thread_fence(__ATOMIC_ACQUIRE); + + nb_ops = RTE_MIN(nb_ops, nb_pending); + + for (i = 0; i < nb_ops; i++) { + pending_queue_peek(pend_q, (void **)&req, + OTX2_CPT_DEFAULT_CMD_QLEN, 0); + + cc[i] = otx2_cpt_compcode_get(req); + + if (unlikely(cc[i] == ERR_REQ_PENDING)) + break; + + ops[i] = req->op; + + pending_queue_pop(pend_q, OTX2_CPT_DEFAULT_CMD_QLEN); + } + + nb_completed = i; + + for (i = 0; i < nb_completed; i++) { + rsp = (void *)ops[i]; + + metabuf = (void *)rsp[0]; + cop = (void *)rsp[1]; + + ops[i] = cop; + + otx2_cpt_dequeue_post_process(qp, cop, rsp, cc[i]); + + free_op_meta(metabuf, qp->meta_info.pool); + } + + return nb_completed; +} + +void +otx2_cpt_set_enqdeq_fns(struct rte_cryptodev *dev) +{ + dev->enqueue_burst = otx2_cpt_enqueue_burst; + dev->dequeue_burst = otx2_cpt_dequeue_burst; + + rte_mb(); +} + /* PMD ops */ static int @@ -257,7 +1136,14 @@ otx2_cpt_dev_config(struct rte_cryptodev *dev, return -EINVAL; } - dev->feature_flags &= ~conf->ff_disable; + dev->feature_flags = otx2_cpt_default_ff_get() & ~conf->ff_disable; + + if (dev->feature_flags & RTE_CRYPTODEV_FF_ASYMMETRIC_CRYPTO) { + /* Initialize shared FPM table */ + ret = cpt_fpm_init(otx2_fpm_iova); + if (ret) + return ret; + } /* Unregister error interrupts */ if (vf->err_intr_registered) @@ -292,9 +1178,18 @@ otx2_cpt_dev_config(struct rte_cryptodev *dev, goto queues_detach; } - rte_mb(); + ret = otx2_cpt_inline_init(dev); + if (ret) { + CPT_LOG_ERR("Could not enable inline IPsec"); + goto intr_unregister; + } + + otx2_cpt_set_enqdeq_fns(dev); + return 0; +intr_unregister: + otx2_cpt_err_intr_unregister(dev); queues_detach: otx2_cpt_queues_detach(dev); return ret; @@ -313,9 +1208,10 @@ otx2_cpt_dev_start(struct rte_cryptodev *dev) static void otx2_cpt_dev_stop(struct rte_cryptodev *dev) { - RTE_SET_USED(dev); - CPT_PMD_INIT_FUNC_TRACE(); + + if (dev->feature_flags & RTE_CRYPTODEV_FF_ASYMMETRIC_CRYPTO) + cpt_fpm_clear(); } static int @@ -352,8 +1248,8 @@ otx2_cpt_dev_info_get(struct rte_cryptodev *dev, if (info != NULL) { info->max_nb_queue_pairs = vf->max_queues; - info->feature_flags = dev->feature_flags; - info->capabilities = NULL; + info->feature_flags = otx2_cpt_default_ff_get(); + info->capabilities = otx2_cpt_capabilities_get(); info->sym.max_nb_sessions = 0; info->driver_id = otx2_cryptodev_driver_id; info->min_mbuf_headroom_req = OTX2_CPT_MIN_HEADROOM_REQ; @@ -425,6 +1321,98 @@ otx2_cpt_queue_pair_release(struct rte_cryptodev *dev, uint16_t qp_id) return 0; } +static unsigned int +otx2_cpt_sym_session_get_size(struct rte_cryptodev *dev __rte_unused) +{ + return cpt_get_session_size(); +} + +static int +otx2_cpt_sym_session_configure(struct rte_cryptodev *dev, + struct rte_crypto_sym_xform *xform, + struct rte_cryptodev_sym_session *sess, + struct rte_mempool *pool) +{ + CPT_PMD_INIT_FUNC_TRACE(); + + return sym_session_configure(dev->driver_id, xform, sess, pool); +} + +static void +otx2_cpt_sym_session_clear(struct rte_cryptodev *dev, + struct rte_cryptodev_sym_session *sess) +{ + CPT_PMD_INIT_FUNC_TRACE(); + + return sym_session_clear(dev->driver_id, sess); +} + +static unsigned int +otx2_cpt_asym_session_size_get(struct rte_cryptodev *dev __rte_unused) +{ + return sizeof(struct cpt_asym_sess_misc); +} + +static int +otx2_cpt_asym_session_cfg(struct rte_cryptodev *dev, + struct rte_crypto_asym_xform *xform, + struct rte_cryptodev_asym_session *sess, + struct rte_mempool *pool) +{ + struct cpt_asym_sess_misc *priv; + vq_cmd_word3_t vq_cmd_w3; + int ret; + + CPT_PMD_INIT_FUNC_TRACE(); + + if (rte_mempool_get(pool, (void **)&priv)) { + CPT_LOG_ERR("Could not allocate session_private_data"); + return -ENOMEM; + } + + memset(priv, 0, sizeof(struct cpt_asym_sess_misc)); + + ret = cpt_fill_asym_session_parameters(priv, xform); + if (ret) { + CPT_LOG_ERR("Could not configure session parameters"); + + /* Return session to mempool */ + rte_mempool_put(pool, priv); + return ret; + } + + vq_cmd_w3.u64 = 0; + vq_cmd_w3.s.grp = OTX2_CPT_EGRP_AE; + priv->cpt_inst_w7 = vq_cmd_w3.u64; + + set_asym_session_private_data(sess, dev->driver_id, priv); + + return 0; +} + +static void +otx2_cpt_asym_session_clear(struct rte_cryptodev *dev, + struct rte_cryptodev_asym_session *sess) +{ + struct cpt_asym_sess_misc *priv; + struct rte_mempool *sess_mp; + + CPT_PMD_INIT_FUNC_TRACE(); + + priv = get_asym_session_private_data(sess, dev->driver_id); + if (priv == NULL) + return; + + /* Free resources allocated in session_cfg */ + cpt_free_asym_session_parameters(priv); + + /* Reset and free object back to pool */ + memset(priv, 0, otx2_cpt_asym_session_size_get(dev)); + sess_mp = rte_mempool_from_obj(priv); + set_asym_session_private_data(sess, dev->driver_id, NULL); + rte_mempool_put(sess_mp, priv); +} + struct rte_cryptodev_ops otx2_cpt_ops = { /* Device control ops */ .dev_configure = otx2_cpt_dev_config, @@ -437,10 +1425,15 @@ struct rte_cryptodev_ops otx2_cpt_ops = { .stats_reset = NULL, .queue_pair_setup = otx2_cpt_queue_pair_setup, .queue_pair_release = otx2_cpt_queue_pair_release, - .queue_pair_count = NULL, /* Symmetric crypto ops */ - .sym_session_get_size = NULL, - .sym_session_configure = NULL, - .sym_session_clear = NULL, + .sym_session_get_size = otx2_cpt_sym_session_get_size, + .sym_session_configure = otx2_cpt_sym_session_configure, + .sym_session_clear = otx2_cpt_sym_session_clear, + + /* Asymmetric crypto ops */ + .asym_session_get_size = otx2_cpt_asym_session_size_get, + .asym_session_configure = otx2_cpt_asym_session_cfg, + .asym_session_clear = otx2_cpt_asym_session_clear, + };