#include <unistd.h>
-#include <rte_cryptodev_pmd.h>
+#include <cryptodev_pmd.h>
#include <rte_errno.h>
+#include <ethdev_driver.h>
+#include <rte_event_crypto_adapter.h>
#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
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);
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)
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
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;
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);
}
/* 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) +
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) {
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);
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
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)
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;
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
if (info != NULL) {
info->max_nb_queue_pairs = vf->max_queues;
- info->feature_flags = dev->feature_flags;
+ 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;
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,
.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,
+
};