crypto/kasumi: use IPsec library
[dpdk.git] / drivers / crypto / kasumi / rte_kasumi_pmd.c
index 205dc1d..baad5b4 100644 (file)
@@ -1,5 +1,5 @@
 /* SPDX-License-Identifier: BSD-3-Clause
- * Copyright(c) 2016-2017 Intel Corporation
+ * Copyright(c) 2016-2018 Intel Corporation
  */
 
 #include <rte_common.h>
@@ -10,7 +10,7 @@
 #include <rte_malloc.h>
 #include <rte_cpuflags.h>
 
-#include "rte_kasumi_pmd_private.h"
+#include "kasumi_pmd_private.h"
 
 #define KASUMI_KEY_LENGTH 16
 #define KASUMI_IV_LENGTH 8
@@ -54,7 +54,7 @@ kasumi_get_mode(const struct rte_crypto_sym_xform *xform)
 
 /** Parse crypto xform chain and set private session parameters. */
 int
-kasumi_set_session_parameters(struct kasumi_session *sess,
+kasumi_set_session_parameters(MB_MGR *mgr, struct kasumi_session *sess,
                const struct rte_crypto_sym_xform *xform)
 {
        const struct rte_crypto_sym_xform *auth_xform = NULL;
@@ -79,40 +79,44 @@ kasumi_set_session_parameters(struct kasumi_session *sess,
                break;
        case KASUMI_OP_NOT_SUPPORTED:
        default:
-               KASUMI_LOG_ERR("Unsupported operation chain order parameter");
+               KASUMI_LOG(ERR, "Unsupported operation chain order parameter");
                return -ENOTSUP;
        }
 
        if (cipher_xform) {
                /* Only KASUMI F8 supported */
-               if (cipher_xform->cipher.algo != RTE_CRYPTO_CIPHER_KASUMI_F8)
+               if (cipher_xform->cipher.algo != RTE_CRYPTO_CIPHER_KASUMI_F8) {
+                       KASUMI_LOG(ERR, "Unsupported cipher algorithm ");
                        return -ENOTSUP;
+               }
 
                sess->cipher_iv_offset = cipher_xform->cipher.iv.offset;
                if (cipher_xform->cipher.iv.length != KASUMI_IV_LENGTH) {
-                       KASUMI_LOG_ERR("Wrong IV length");
+                       KASUMI_LOG(ERR, "Wrong IV length");
                        return -EINVAL;
                }
 
                /* Initialize key */
-               sso_kasumi_init_f8_key_sched(cipher_xform->cipher.key.data,
+               IMB_KASUMI_INIT_F8_KEY_SCHED(mgr, cipher_xform->cipher.key.data,
                                &sess->pKeySched_cipher);
        }
 
        if (auth_xform) {
                /* Only KASUMI F9 supported */
-               if (auth_xform->auth.algo != RTE_CRYPTO_AUTH_KASUMI_F9)
+               if (auth_xform->auth.algo != RTE_CRYPTO_AUTH_KASUMI_F9) {
+                       KASUMI_LOG(ERR, "Unsupported authentication");
                        return -ENOTSUP;
+               }
 
                if (auth_xform->auth.digest_length != KASUMI_DIGEST_LENGTH) {
-                       KASUMI_LOG_ERR("Wrong digest length");
+                       KASUMI_LOG(ERR, "Wrong digest length");
                        return -EINVAL;
                }
 
                sess->auth_op = auth_xform->auth.op;
 
                /* Initialize key */
-               sso_kasumi_init_f9_key_sched(auth_xform->auth.key.data,
+               IMB_KASUMI_INIT_F9_KEY_SCHED(mgr, auth_xform->auth.key.data,
                                &sess->pKeySched_hash);
        }
 
@@ -131,7 +135,7 @@ kasumi_get_session(struct kasumi_qp *qp, struct rte_crypto_op *op)
        if (op->sess_type == RTE_CRYPTO_OP_WITH_SESSION) {
                if (likely(op->sym->session != NULL))
                        sess = (struct kasumi_session *)
-                                       get_session_private_data(
+                                       get_sym_session_private_data(
                                        op->sym->session,
                                        cryptodev_driver_id);
        } else {
@@ -141,20 +145,21 @@ kasumi_get_session(struct kasumi_qp *qp, struct rte_crypto_op *op)
                if (rte_mempool_get(qp->sess_mp, (void **)&_sess))
                        return NULL;
 
-               if (rte_mempool_get(qp->sess_mp, (void **)&_sess_private_data))
+               if (rte_mempool_get(qp->sess_mp_priv,
+                               (void **)&_sess_private_data))
                        return NULL;
 
                sess = (struct kasumi_session *)_sess_private_data;
 
-               if (unlikely(kasumi_set_session_parameters(sess,
+               if (unlikely(kasumi_set_session_parameters(qp->mgr, sess,
                                op->sym->xform) != 0)) {
                        rte_mempool_put(qp->sess_mp, _sess);
-                       rte_mempool_put(qp->sess_mp, _sess_private_data);
+                       rte_mempool_put(qp->sess_mp_priv, _sess_private_data);
                        sess = NULL;
                }
                op->sym->session = (struct rte_cryptodev_sym_session *)_sess;
-               set_session_private_data(op->sym->session, cryptodev_driver_id,
-                       _sess_private_data);
+               set_sym_session_private_data(op->sym->session,
+                               cryptodev_driver_id, _sess_private_data);
        }
 
        if (unlikely(sess == NULL))
@@ -165,13 +170,13 @@ kasumi_get_session(struct kasumi_qp *qp, struct rte_crypto_op *op)
 
 /** Encrypt/decrypt mbufs with same cipher key. */
 static uint8_t
-process_kasumi_cipher_op(struct rte_crypto_op **ops,
-               struct kasumi_session *session,
-               uint8_t num_ops)
+process_kasumi_cipher_op(struct kasumi_qp *qp, struct rte_crypto_op **ops,
+               struct kasumi_session *session, uint8_t num_ops)
 {
        unsigned i;
        uint8_t processed_ops = 0;
-       uint8_t *src[num_ops], *dst[num_ops];
+       const void *src[num_ops];
+       void *dst[num_ops];
        uint8_t *iv_ptr;
        uint64_t iv[num_ops];
        uint32_t num_bytes[num_ops];
@@ -193,7 +198,7 @@ process_kasumi_cipher_op(struct rte_crypto_op **ops,
        }
 
        if (processed_ops != 0)
-               sso_kasumi_f8_n_buffer(&session->pKeySched_cipher, iv,
+               IMB_KASUMI_F8_N_BUFFER(qp->mgr, &session->pKeySched_cipher, iv,
                        src, dst, num_bytes, processed_ops);
 
        return processed_ops;
@@ -201,7 +206,7 @@ process_kasumi_cipher_op(struct rte_crypto_op **ops,
 
 /** Encrypt/decrypt mbuf (bit level function). */
 static uint8_t
-process_kasumi_cipher_op_bit(struct rte_crypto_op *op,
+process_kasumi_cipher_op_bit(struct kasumi_qp *qp, struct rte_crypto_op *op,
                struct kasumi_session *session)
 {
        uint8_t *src, *dst;
@@ -211,18 +216,16 @@ process_kasumi_cipher_op_bit(struct rte_crypto_op *op,
 
        offset_in_bits = op->sym->cipher.data.offset;
        src = rte_pktmbuf_mtod(op->sym->m_src, uint8_t *);
-       if (op->sym->m_dst == NULL) {
-               op->status = RTE_CRYPTO_OP_STATUS_INVALID_ARGS;
-               KASUMI_LOG_ERR("bit-level in-place not supported\n");
-               return 0;
-       }
-       dst = rte_pktmbuf_mtod(op->sym->m_dst, uint8_t *);
+       if (op->sym->m_dst == NULL)
+               dst = src;
+       else
+               dst = rte_pktmbuf_mtod(op->sym->m_dst, uint8_t *);
        iv_ptr = rte_crypto_op_ctod_offset(op, uint8_t *,
                        session->cipher_iv_offset);
        iv = *((uint64_t *)(iv_ptr));
        length_in_bits = op->sym->cipher.data.length;
 
-       sso_kasumi_f8_1_buffer_bit(&session->pKeySched_cipher, iv,
+       IMB_KASUMI_F8_1_BUFFER_BIT(qp->mgr, &session->pKeySched_cipher, iv,
                        src, dst, length_in_bits, offset_in_bits);
 
        return 1;
@@ -244,7 +247,7 @@ process_kasumi_hash_op(struct kasumi_qp *qp, struct rte_crypto_op **ops,
                /* Data must be byte aligned */
                if ((ops[i]->sym->auth.data.offset % BYTE_LEN) != 0) {
                        ops[i]->status = RTE_CRYPTO_OP_STATUS_INVALID_ARGS;
-                       KASUMI_LOG_ERR("offset");
+                       KASUMI_LOG(ERR, "Invalid Offset");
                        break;
                }
 
@@ -257,7 +260,8 @@ process_kasumi_hash_op(struct kasumi_qp *qp, struct rte_crypto_op **ops,
 
                if (session->auth_op == RTE_CRYPTO_AUTH_OP_VERIFY) {
                        dst = qp->temp_digest;
-                       sso_kasumi_f9_1_buffer(&session->pKeySched_hash, src,
+                       IMB_KASUMI_F9_1_BUFFER(qp->mgr,
+                                       &session->pKeySched_hash, src,
                                        num_bytes, dst);
 
                        /* Verify digest. */
@@ -267,7 +271,8 @@ process_kasumi_hash_op(struct kasumi_qp *qp, struct rte_crypto_op **ops,
                } else  {
                        dst = ops[i]->sym->auth.digest.data;
 
-                       sso_kasumi_f9_1_buffer(&session->pKeySched_hash, src,
+                       IMB_KASUMI_F9_1_BUFFER(qp->mgr,
+                                       &session->pKeySched_hash, src,
                                        num_bytes, dst);
                }
                processed_ops++;
@@ -287,7 +292,7 @@ process_ops(struct rte_crypto_op **ops, struct kasumi_session *session,
 
        switch (session->op) {
        case KASUMI_OP_ONLY_CIPHER:
-               processed_ops = process_kasumi_cipher_op(ops,
+               processed_ops = process_kasumi_cipher_op(qp, ops,
                                session, num_ops);
                break;
        case KASUMI_OP_ONLY_AUTH:
@@ -295,14 +300,14 @@ process_ops(struct rte_crypto_op **ops, struct kasumi_session *session,
                                num_ops);
                break;
        case KASUMI_OP_CIPHER_AUTH:
-               processed_ops = process_kasumi_cipher_op(ops, session,
+               processed_ops = process_kasumi_cipher_op(qp, ops, session,
                                num_ops);
                process_kasumi_hash_op(qp, ops, session, processed_ops);
                break;
        case KASUMI_OP_AUTH_CIPHER:
                processed_ops = process_kasumi_hash_op(qp, ops, session,
                                num_ops);
-               process_kasumi_cipher_op(ops, session, processed_ops);
+               process_kasumi_cipher_op(qp, ops, session, processed_ops);
                break;
        default:
                /* Operation not supported. */
@@ -320,8 +325,9 @@ process_ops(struct rte_crypto_op **ops, struct kasumi_session *session,
                if (ops[i]->sess_type == RTE_CRYPTO_OP_SESSIONLESS) {
                        memset(session, 0, sizeof(struct kasumi_session));
                        memset(ops[i]->sym->session, 0,
-                                       rte_cryptodev_sym_get_header_session_size());
-                       rte_mempool_put(qp->sess_mp, session);
+                       rte_cryptodev_sym_get_existing_header_session_size(
+                                       ops[i]->sym->session));
+                       rte_mempool_put(qp->sess_mp_priv, session);
                        rte_mempool_put(qp->sess_mp, ops[i]->sym->session);
                        ops[i]->sym->session = NULL;
                }
@@ -344,21 +350,21 @@ process_op_bit(struct rte_crypto_op *op, struct kasumi_session *session,
 
        switch (session->op) {
        case KASUMI_OP_ONLY_CIPHER:
-               processed_op = process_kasumi_cipher_op_bit(op,
+               processed_op = process_kasumi_cipher_op_bit(qp, op,
                                session);
                break;
        case KASUMI_OP_ONLY_AUTH:
                processed_op = process_kasumi_hash_op(qp, &op, session, 1);
                break;
        case KASUMI_OP_CIPHER_AUTH:
-               processed_op = process_kasumi_cipher_op_bit(op, session);
+               processed_op = process_kasumi_cipher_op_bit(qp, op, session);
                if (processed_op == 1)
                        process_kasumi_hash_op(qp, &op, session, 1);
                break;
        case KASUMI_OP_AUTH_CIPHER:
                processed_op = process_kasumi_hash_op(qp, &op, session, 1);
                if (processed_op == 1)
-                       process_kasumi_cipher_op_bit(op, session);
+                       process_kasumi_cipher_op_bit(qp, op, session);
                break;
        default:
                /* Operation not supported. */
@@ -409,9 +415,9 @@ kasumi_pmd_enqueue_burst(void *queue_pair, struct rte_crypto_op **ops,
                                (curr_c_op->sym->m_dst != NULL &&
                                !rte_pktmbuf_is_contiguous(
                                                curr_c_op->sym->m_dst))) {
-                       KASUMI_LOG_ERR("PMD supports only contiguous mbufs, "
+                       KASUMI_LOG(ERR, "PMD supports only contiguous mbufs, "
                                "op (%p) provides noncontiguous mbuf as "
-                               "source/destination buffer.\n", curr_c_op);
+                               "source/destination buffer.", curr_c_op);
                        curr_c_op->status = RTE_CRYPTO_OP_STATUS_INVALID_ARGS;
                        break;
                }
@@ -527,20 +533,14 @@ cryptodev_kasumi_create(const char *name,
 {
        struct rte_cryptodev *dev;
        struct kasumi_private *internals;
-       uint64_t cpu_flags = 0;
+       MB_MGR *mgr;
 
        dev = rte_cryptodev_pmd_create(name, &vdev->device, init_params);
        if (dev == NULL) {
-               KASUMI_LOG_ERR("failed to create cryptodev vdev");
+               KASUMI_LOG(ERR, "failed to create cryptodev vdev");
                goto init_error;
        }
 
-       /* Check CPU for supported vector instruction set */
-       if (rte_cpu_get_flag_enabled(RTE_CPUFLAG_AVX))
-               cpu_flags |= RTE_CRYPTODEV_FF_CPU_AVX;
-       else
-               cpu_flags |= RTE_CRYPTODEV_FF_CPU_SSE;
-
        dev->driver_id = cryptodev_driver_id;
        dev->dev_ops = rte_kasumi_pmd_ops;
 
@@ -549,17 +549,28 @@ cryptodev_kasumi_create(const char *name,
        dev->enqueue_burst = kasumi_pmd_enqueue_burst;
 
        dev->feature_flags = RTE_CRYPTODEV_FF_SYMMETRIC_CRYPTO |
-                       RTE_CRYPTODEV_FF_SYM_OPERATION_CHAINING |
-                       cpu_flags;
+                       RTE_CRYPTODEV_FF_SYM_OPERATION_CHAINING;
+
+       mgr = alloc_mb_mgr(0);
+       if (mgr == NULL)
+               return -ENOMEM;
+
+       if (rte_cpu_get_flag_enabled(RTE_CPUFLAG_AVX)) {
+               dev->feature_flags |= RTE_CRYPTODEV_FF_CPU_AVX;
+               init_mb_mgr_avx(mgr);
+       } else {
+               dev->feature_flags |= RTE_CRYPTODEV_FF_CPU_SSE;
+               init_mb_mgr_sse(mgr);
+       }
 
        internals = dev->data->dev_private;
 
        internals->max_nb_queue_pairs = init_params->max_nb_queue_pairs;
-       internals->max_nb_sessions = init_params->max_nb_sessions;
+       internals->mgr = mgr;
 
        return 0;
 init_error:
-       KASUMI_LOG_ERR("driver %s: cryptodev_kasumi_create failed",
+       KASUMI_LOG(ERR, "driver %s: failed",
                        init_params->name);
 
        cryptodev_kasumi_remove(vdev);
@@ -573,8 +584,7 @@ cryptodev_kasumi_probe(struct rte_vdev_device *vdev)
                "",
                sizeof(struct kasumi_private),
                rte_socket_id(),
-               RTE_CRYPTODEV_PMD_DEFAULT_MAX_NB_QUEUE_PAIRS,
-               RTE_CRYPTODEV_PMD_DEFAULT_MAX_NB_SESSIONS
+               RTE_CRYPTODEV_PMD_DEFAULT_MAX_NB_QUEUE_PAIRS
        };
        const char *name;
        const char *input_args;
@@ -594,6 +604,7 @@ cryptodev_kasumi_remove(struct rte_vdev_device *vdev)
 {
        struct rte_cryptodev *cryptodev;
        const char *name;
+       struct kasumi_private *internals;
 
        name = rte_vdev_device_name(vdev);
        if (name == NULL)
@@ -603,6 +614,10 @@ cryptodev_kasumi_remove(struct rte_vdev_device *vdev)
        if (cryptodev == NULL)
                return -ENODEV;
 
+       internals = cryptodev->data->dev_private;
+
+       free_mb_mgr(internals->mgr);
+
        return rte_cryptodev_pmd_destroy(cryptodev);
 }
 
@@ -617,7 +632,11 @@ RTE_PMD_REGISTER_VDEV(CRYPTODEV_NAME_KASUMI_PMD, cryptodev_kasumi_pmd_drv);
 RTE_PMD_REGISTER_ALIAS(CRYPTODEV_NAME_KASUMI_PMD, cryptodev_kasumi_pmd);
 RTE_PMD_REGISTER_PARAM_STRING(CRYPTODEV_NAME_KASUMI_PMD,
        "max_nb_queue_pairs=<int> "
-       "max_nb_sessions=<int> "
        "socket_id=<int>");
 RTE_PMD_REGISTER_CRYPTO_DRIVER(kasumi_crypto_drv,
                cryptodev_kasumi_pmd_drv.driver, cryptodev_driver_id);
+
+RTE_INIT(kasumi_init_log)
+{
+       kasumi_logtype_driver = rte_log_register("pmd.crypto.kasumi");
+}