eal: remove deprecated coherent IO memory barriers
[dpdk.git] / drivers / common / cpt / cpt_ucode.h
index 7d9c31e..763355f 100644 (file)
@@ -22,38 +22,6 @@ static uint8_t zuc_d[32] = {
        0x5E, 0x26, 0x3C, 0x4D, 0x78, 0x9A, 0x47, 0xAC
 };
 
-static __rte_always_inline int
-cpt_is_algo_supported(struct rte_crypto_sym_xform *xform)
-{
-       /*
-        * Microcode only supports the following combination.
-        * Encryption followed by authentication
-        * Authentication followed by decryption
-        */
-       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)) {
-                       /* Unsupported as of now by microcode */
-                       CPT_LOG_DP_ERR("Unsupported combination");
-                       return -1;
-               }
-               if ((xform->type == RTE_CRYPTO_SYM_XFORM_CIPHER) &&
-                   (xform->next->type == RTE_CRYPTO_SYM_XFORM_AUTH) &&
-                   (xform->cipher.op == RTE_CRYPTO_CIPHER_OP_DECRYPT)) {
-                       /* For GMAC auth there is no cipher operation */
-                       if (xform->aead.algo != RTE_CRYPTO_AEAD_AES_GCM ||
-                           xform->next->auth.algo !=
-                           RTE_CRYPTO_AUTH_AES_GMAC) {
-                               /* Unsupported as of now by microcode */
-                               CPT_LOG_DP_ERR("Unsupported combination");
-                               return -1;
-                       }
-               }
-       }
-       return 0;
-}
-
 static __rte_always_inline void
 gen_key_snow3g(const uint8_t *ck, uint32_t *keyx)
 {
@@ -109,6 +77,9 @@ cpt_fc_ciph_set_type(cipher_type_t type, struct cpt_ctx *ctx, uint16_t key_len)
                        return -1;
                fc_type = FC_GEN;
                break;
+       case CHACHA20:
+               fc_type = FC_GEN;
+               break;
        case AES_XTS:
                key_len = key_len / 2;
                if (unlikely(key_len == CPT_BYTE_24)) {
@@ -149,7 +120,7 @@ static __rte_always_inline void
 cpt_fc_ciph_set_key_passthrough(struct cpt_ctx *cpt_ctx, mc_fc_context_t *fctx)
 {
        cpt_ctx->enc_cipher = 0;
-       CPT_P_ENC_CTRL(fctx).enc_cipher = 0;
+       fctx->enc.enc_cipher = 0;
 }
 
 static __rte_always_inline void
@@ -171,7 +142,7 @@ cpt_fc_ciph_set_key_set_aes_key_type(mc_fc_context_t *fctx, uint16_t key_len)
                CPT_LOG_DP_ERR("Invalid AES key len");
                return;
        }
-       CPT_P_ENC_CTRL(fctx).aes_key = aes_key_type;
+       fctx->enc.aes_key = aes_key_type;
 }
 
 static __rte_always_inline void
@@ -218,7 +189,6 @@ cpt_fc_ciph_set_key(void *ctx, cipher_type_t type, const uint8_t *key,
 {
        struct cpt_ctx *cpt_ctx = ctx;
        mc_fc_context_t *fctx = &cpt_ctx->fctx;
-       uint64_t *ctrl_flags = NULL;
        int ret;
 
        ret = cpt_fc_ciph_set_type(type, cpt_ctx, key_len);
@@ -226,19 +196,20 @@ cpt_fc_ciph_set_key(void *ctx, cipher_type_t type, const uint8_t *key,
                return -1;
 
        if (cpt_ctx->fc_type == FC_GEN) {
-               ctrl_flags = (uint64_t *)&(fctx->enc.enc_ctrl.flags);
-               *ctrl_flags = rte_be_to_cpu_64(*ctrl_flags);
                /*
                 * We need to always say IV is from DPTR as user can
                 * sometimes iverride IV per operation.
                 */
-               CPT_P_ENC_CTRL(fctx).iv_source = CPT_FROM_DPTR;
+               fctx->enc.iv_source = CPT_FROM_DPTR;
+
+               if (cpt_ctx->auth_key_len > 64)
+                       return -1;
        }
 
        switch (type) {
        case PASSTHROUGH:
                cpt_fc_ciph_set_key_passthrough(cpt_ctx, fctx);
-               goto fc_success;
+               goto success;
        case DES3_CBC:
                /* CPT performs DES using 3DES with the 8B DES-key
                 * replicated 2 more times to match the 24B 3DES-key.
@@ -255,12 +226,13 @@ cpt_fc_ciph_set_key(void *ctx, cipher_type_t type, const uint8_t *key,
                break;
        case DES3_ECB:
                /* For DES3_ECB IV need to be from CTX. */
-               CPT_P_ENC_CTRL(fctx).iv_source = CPT_FROM_CTX;
+               fctx->enc.iv_source = CPT_FROM_CTX;
                break;
        case AES_CBC:
        case AES_ECB:
        case AES_CFB:
        case AES_CTR:
+       case CHACHA20:
                cpt_fc_ciph_set_key_set_aes_key_type(fctx, key_len);
                break;
        case AES_GCM:
@@ -273,7 +245,7 @@ cpt_fc_ciph_set_key(void *ctx, cipher_type_t type, const uint8_t *key,
                         * and nothing else
                         */
                        if (!key)
-                               goto fc_success;
+                               goto success;
                }
                cpt_fc_ciph_set_key_set_aes_key_type(fctx, key_len);
                break;
@@ -298,20 +270,17 @@ cpt_fc_ciph_set_key(void *ctx, cipher_type_t type, const uint8_t *key,
                cpt_fc_ciph_set_key_kasumi_f8_cbc(cpt_ctx, key, key_len);
                goto success;
        default:
-               break;
+               return -1;
        }
 
        /* Only for FC_GEN case */
 
        /* For GMAC auth, cipher must be NULL */
        if (cpt_ctx->hash_type != GMAC_TYPE)
-               CPT_P_ENC_CTRL(fctx).enc_cipher = type;
+               fctx->enc.enc_cipher = type;
 
        memcpy(fctx->enc.encr_key, key, key_len);
 
-fc_success:
-       *ctrl_flags = rte_cpu_to_be_64(*ctrl_flags);
-
 success:
        cpt_ctx->enc_cipher = type;
 
@@ -376,7 +345,7 @@ fill_sg_comp_from_iov(sg_comp_t *list,
 {
        int32_t j;
        uint32_t extra_len = extra_buf ? extra_buf->size : 0;
-       uint32_t size = *psize - extra_len;
+       uint32_t size = *psize;
        buf_ptr_t *bufs;
 
        bufs = from->bufs;
@@ -385,9 +354,6 @@ fill_sg_comp_from_iov(sg_comp_t *list,
                uint32_t e_len;
                sg_comp_t *to = &list[i >> 2];
 
-               if (!bufs[j].size)
-                       continue;
-
                if (unlikely(from_offset)) {
                        if (from_offset >= bufs[j].size) {
                                from_offset -= bufs[j].size;
@@ -419,18 +385,19 @@ fill_sg_comp_from_iov(sg_comp_t *list,
                                to->u.s.len[i % 4] = rte_cpu_to_be_16(e_len);
                        }
 
+                       extra_len = RTE_MIN(extra_len, size);
                        /* Insert extra data ptr */
                        if (extra_len) {
                                i++;
                                to = &list[i >> 2];
                                to->u.s.len[i % 4] =
-                                       rte_cpu_to_be_16(extra_buf->size);
+                                       rte_cpu_to_be_16(extra_len);
                                to->ptr[i % 4] =
                                        rte_cpu_to_be_64(extra_buf->dma_addr);
-
-                               /* size already decremented by extra len */
+                               size -= extra_len;
                        }
 
+                       next_len = RTE_MIN(next_len, size);
                        /* insert the rest of the data */
                        if (next_len) {
                                i++;
@@ -719,9 +686,6 @@ cpt_enc_hmac_prep(uint32_t flags,
        m_vaddr = (uint8_t *)m_vaddr + size;
        m_dma += size;
 
-       if (hash_type == GMAC_TYPE)
-               encr_data_len = 0;
-
        if (unlikely(!(flags & VALID_IV_BUF))) {
                iv_len = 0;
                iv_offset = ENCR_IV_OFFSET(d_offs);
@@ -753,6 +717,11 @@ cpt_enc_hmac_prep(uint32_t flags,
        opcode.s.major = CPT_MAJOR_OP_FC;
        opcode.s.minor = 0;
 
+       if (hash_type == GMAC_TYPE) {
+               encr_offset = 0;
+               encr_data_len = 0;
+       }
+
        auth_dlen = auth_offset + auth_data_len;
        enc_dlen = encr_data_len + encr_offset;
        if (unlikely(encr_data_len & 0xf)) {
@@ -763,11 +732,6 @@ cpt_enc_hmac_prep(uint32_t flags,
                        enc_dlen = ROUNDUP16(encr_data_len) + encr_offset;
        }
 
-       if (unlikely(hash_type == GMAC_TYPE)) {
-               encr_offset = auth_dlen;
-               enc_dlen = 0;
-       }
-
        if (unlikely(auth_dlen > enc_dlen)) {
                inputlen = auth_dlen;
                outputlen = auth_dlen + mac_len;
@@ -1070,9 +1034,6 @@ cpt_dec_hmac_prep(uint32_t flags,
        hash_type = cpt_ctx->hash_type;
        mac_len = cpt_ctx->mac_len;
 
-       if (hash_type == GMAC_TYPE)
-               encr_data_len = 0;
-
        if (unlikely(!(flags & VALID_IV_BUF))) {
                iv_len = 0;
                iv_offset = ENCR_IV_OFFSET(d_offs);
@@ -1129,6 +1090,11 @@ cpt_dec_hmac_prep(uint32_t flags,
        opcode.s.major = CPT_MAJOR_OP_FC;
        opcode.s.minor = 1;
 
+       if (hash_type == GMAC_TYPE) {
+               encr_offset = 0;
+               encr_data_len = 0;
+       }
+
        enc_dlen = encr_offset + encr_data_len;
        auth_dlen = auth_offset + auth_data_len;
 
@@ -1140,9 +1106,6 @@ cpt_dec_hmac_prep(uint32_t flags,
                outputlen = enc_dlen;
        }
 
-       if (hash_type == GMAC_TYPE)
-               encr_offset = inputlen;
-
        vq_cmd_w0.u64 = 0;
        vq_cmd_w0.s.param1 = encr_data_len;
        vq_cmd_w0.s.param2 = auth_data_len;
@@ -1467,7 +1430,8 @@ cpt_zuc_snow3g_enc_prep(uint32_t req_flags,
        opcode.s.major = CPT_MAJOR_OP_ZUC_SNOW3G;
 
        /* indicates CPTR ctx, operation type, KEY & IV mode from DPTR */
-       opcode.s.minor = ((1 << 6) | (snow3g << 5) | (0 << 4) |
+
+       opcode.s.minor = ((1 << 7) | (snow3g << 5) | (0 << 4) |
                          (0 << 3) | (flags & 0x7));
 
        if (flags == 0x1) {
@@ -1791,7 +1755,8 @@ cpt_zuc_snow3g_dec_prep(uint32_t req_flags,
        opcode.s.major = CPT_MAJOR_OP_ZUC_SNOW3G;
 
        /* indicates CPTR ctx, operation type, KEY & IV mode from DPTR */
-       opcode.s.minor = ((1 << 6) | (snow3g << 5) | (0 << 4) |
+
+       opcode.s.minor = ((1 << 7) | (snow3g << 5) | (0 << 4) |
                          (0 << 3) | (flags & 0x7));
 
        /* consider iv len */
@@ -2458,7 +2423,7 @@ cpt_fc_dec_hmac_prep(uint32_t flags,
        return prep_req;
 }
 
-static __rte_always_inline void *__hot
+static __rte_always_inline void *__rte_hot
 cpt_fc_enc_hmac_prep(uint32_t flags, uint64_t d_offs, uint64_t d_lens,
                     fc_params_t *fc_params, void *op)
 {
@@ -2491,7 +2456,6 @@ cpt_fc_auth_set_key(void *ctx, auth_type_t type, const uint8_t *key,
 {
        struct cpt_ctx *cpt_ctx = ctx;
        mc_fc_context_t *fctx = &cpt_ctx->fctx;
-       uint64_t *ctrl_flags = NULL;
 
        if ((type >= ZUC_EIA3) && (type <= KASUMI_F9_ECB)) {
                uint32_t keyx[4];
@@ -2542,15 +2506,15 @@ cpt_fc_auth_set_key(void *ctx, auth_type_t type, const uint8_t *key,
                        cpt_ctx->fc_type = HASH_HMAC;
        }
 
-       ctrl_flags = (uint64_t *)&fctx->enc.enc_ctrl.flags;
-       *ctrl_flags = rte_be_to_cpu_64(*ctrl_flags);
+       if (cpt_ctx->fc_type == FC_GEN && key_len > 64)
+               return -1;
 
        /* For GMAC auth, cipher must be NULL */
        if (type == GMAC_TYPE)
-               CPT_P_ENC_CTRL(fctx).enc_cipher = 0;
+               fctx->enc.enc_cipher = 0;
 
-       CPT_P_ENC_CTRL(fctx).hash_type = cpt_ctx->hash_type = type;
-       CPT_P_ENC_CTRL(fctx).mac_len = cpt_ctx->mac_len = mac_len;
+       fctx->enc.hash_type = cpt_ctx->hash_type = type;
+       fctx->enc.mac_len = cpt_ctx->mac_len = mac_len;
 
        if (key_len) {
                cpt_ctx->hmac = 1;
@@ -2559,10 +2523,11 @@ cpt_fc_auth_set_key(void *ctx, auth_type_t type, const uint8_t *key,
                cpt_ctx->auth_key_len = key_len;
                memset(fctx->hmac.ipad, 0, sizeof(fctx->hmac.ipad));
                memset(fctx->hmac.opad, 0, sizeof(fctx->hmac.opad));
-               memcpy(fctx->hmac.opad, key, key_len);
-               CPT_P_ENC_CTRL(fctx).auth_input_type = 1;
+
+               if (key_len <= 64)
+                       memcpy(fctx->hmac.opad, key, key_len);
+               fctx->enc.auth_input_type = 1;
        }
-       *ctrl_flags = rte_cpu_to_be_64(*ctrl_flags);
        return 0;
 }
 
@@ -2578,16 +2543,14 @@ fill_sess_aead(struct rte_crypto_sym_xform *xform,
        aead_form = &xform->aead;
        void *ctx = SESS_PRIV(sess);
 
-       if (aead_form->op == RTE_CRYPTO_AEAD_OP_ENCRYPT &&
-          aead_form->algo == RTE_CRYPTO_AEAD_AES_GCM) {
+       if (aead_form->op == RTE_CRYPTO_AEAD_OP_ENCRYPT) {
                sess->cpt_op |= CPT_OP_CIPHER_ENCRYPT;
                sess->cpt_op |= CPT_OP_AUTH_GENERATE;
-       } else if (aead_form->op == RTE_CRYPTO_AEAD_OP_DECRYPT &&
-               aead_form->algo == RTE_CRYPTO_AEAD_AES_GCM) {
+       } else if (aead_form->op == RTE_CRYPTO_AEAD_OP_DECRYPT) {
                sess->cpt_op |= CPT_OP_CIPHER_DECRYPT;
                sess->cpt_op |= CPT_OP_AUTH_VERIFY;
        } else {
-               CPT_LOG_DP_ERR("Unknown cipher operation\n");
+               CPT_LOG_DP_ERR("Unknown aead operation\n");
                return -1;
        }
        switch (aead_form->algo) {
@@ -2600,6 +2563,12 @@ fill_sess_aead(struct rte_crypto_sym_xform *xform,
                CPT_LOG_DP_ERR("Crypto: Unsupported cipher algo %u",
                               aead_form->algo);
                return -1;
+       case RTE_CRYPTO_AEAD_CHACHA20_POLY1305:
+               enc_type = CHACHA20;
+               auth_type = POLY1305;
+               cipher_key_len = 32;
+               sess->chacha_poly = 1;
+               break;
        default:
                CPT_LOG_DP_ERR("Crypto: Undefined cipher algo %u specified",
                               aead_form->algo);
@@ -2617,10 +2586,13 @@ fill_sess_aead(struct rte_crypto_sym_xform *xform,
        sess->iv_length = aead_form->iv.length;
        sess->aad_length = aead_form->aad_length;
 
-       cpt_fc_ciph_set_key(ctx, enc_type, aead_form->key.data,
-                       aead_form->key.length, NULL);
+       if (unlikely(cpt_fc_ciph_set_key(ctx, enc_type, aead_form->key.data,
+                       aead_form->key.length, NULL)))
+               return -1;
 
-       cpt_fc_auth_set_key(ctx, auth_type, NULL, 0, aead_form->digest_length);
+       if (unlikely(cpt_fc_auth_set_key(ctx, auth_type, NULL, 0,
+                       aead_form->digest_length)))
+               return -1;
 
        return 0;
 }
@@ -2720,8 +2692,9 @@ fill_sess_cipher(struct rte_crypto_sym_xform *xform,
        sess->iv_length = c_form->iv.length;
        sess->is_null = is_null;
 
-       cpt_fc_ciph_set_key(SESS_PRIV(sess), enc_type, c_form->key.data,
-                           c_form->key.length, NULL);
+       if (unlikely(cpt_fc_ciph_set_key(SESS_PRIV(sess), enc_type,
+                       c_form->key.data, c_form->key.length, NULL)))
+               return -1;
 
        return 0;
 }
@@ -2745,11 +2718,6 @@ fill_sess_auth(struct rte_crypto_sym_xform *xform,
                return -1;
        }
 
-       if (a_form->key.length > 64) {
-               CPT_LOG_DP_ERR("Auth key length is big");
-               return -1;
-       }
-
        switch (a_form->algo) {
        case RTE_CRYPTO_AUTH_SHA1_HMAC:
                /* Fall through */
@@ -2820,8 +2788,10 @@ fill_sess_auth(struct rte_crypto_sym_xform *xform,
                sess->auth_iv_offset = a_form->iv.offset;
                sess->auth_iv_length = a_form->iv.length;
        }
-       cpt_fc_auth_set_key(SESS_PRIV(sess), auth_type, a_form->key.data,
-                           a_form->key.length, a_form->digest_length);
+       if (unlikely(cpt_fc_auth_set_key(SESS_PRIV(sess), auth_type,
+                       a_form->key.data, a_form->key.length,
+                       a_form->digest_length)))
+               return -1;
 
        return 0;
 }
@@ -2864,9 +2834,13 @@ fill_sess_gmac(struct rte_crypto_sym_xform *xform,
        sess->iv_length = a_form->iv.length;
        sess->mac_len = a_form->digest_length;
 
-       cpt_fc_ciph_set_key(ctx, enc_type, a_form->key.data,
-                       a_form->key.length, NULL);
-       cpt_fc_auth_set_key(ctx, auth_type, NULL, 0, a_form->digest_length);
+       if (unlikely(cpt_fc_ciph_set_key(ctx, enc_type, a_form->key.data,
+                       a_form->key.length, NULL)))
+               return -1;
+
+       if (unlikely(cpt_fc_auth_set_key(ctx, auth_type, NULL, 0,
+                       a_form->digest_length)))
+               return -1;
 
        return 0;
 }
@@ -2888,7 +2862,7 @@ alloc_op_meta(struct rte_mbuf *m_src,
                tailroom = rte_pktmbuf_tailroom(m_src);
                if (likely(tailroom > len + 8)) {
                        mdata = (uint8_t *)m_src->buf_addr + m_src->buf_len;
-                       mphys = m_src->buf_physaddr + m_src->buf_len;
+                       mphys = m_src->buf_iova + m_src->buf_len;
                        mdata -= len;
                        mphys -= len;
                        buf->vaddr = mdata;
@@ -2944,7 +2918,7 @@ prepare_iov_from_pkt(struct rte_mbuf *pkt,
 
        if (!start_offset) {
                seg_data = rte_pktmbuf_mtod(pkt, void *);
-               seg_phys = rte_pktmbuf_mtophys(pkt);
+               seg_phys = rte_pktmbuf_iova(pkt);
                seg_size = pkt->data_len;
        } else {
                while (start_offset >= pkt->data_len) {
@@ -2953,7 +2927,7 @@ prepare_iov_from_pkt(struct rte_mbuf *pkt,
                }
 
                seg_data = rte_pktmbuf_mtod_offset(pkt, void *, start_offset);
-               seg_phys = rte_pktmbuf_mtophys_offset(pkt, start_offset);
+               seg_phys = rte_pktmbuf_iova_offset(pkt, start_offset);
                seg_size = pkt->data_len - start_offset;
                if (!seg_size)
                        return 1;
@@ -2968,7 +2942,7 @@ prepare_iov_from_pkt(struct rte_mbuf *pkt,
 
        while (unlikely(pkt != NULL)) {
                seg_data = rte_pktmbuf_mtod(pkt, void *);
-               seg_phys = rte_pktmbuf_mtophys(pkt);
+               seg_phys = rte_pktmbuf_iova(pkt);
                seg_size = pkt->data_len;
                if (!seg_size)
                        break;
@@ -2998,7 +2972,7 @@ prepare_iov_from_pkt_inplace(struct rte_mbuf *pkt,
        iov_ptr_t *iovec;
 
        seg_data = rte_pktmbuf_mtod(pkt, void *);
-       seg_phys = rte_pktmbuf_mtophys(pkt);
+       seg_phys = rte_pktmbuf_iova(pkt);
        seg_size = pkt->data_len;
 
        /* first seg */
@@ -3027,7 +3001,7 @@ prepare_iov_from_pkt_inplace(struct rte_mbuf *pkt,
 
        while (unlikely(pkt != NULL)) {
                seg_data = rte_pktmbuf_mtod(pkt, void *);
-               seg_phys = rte_pktmbuf_mtophys(pkt);
+               seg_phys = rte_pktmbuf_iova(pkt);
                seg_size = pkt->data_len;
 
                if (!seg_size)
@@ -3097,7 +3071,7 @@ fill_fc_params(struct rte_crypto_op *cop,
        m_src = sym_op->m_src;
        m_dst = sym_op->m_dst;
 
-       if (sess_misc->aes_gcm) {
+       if (sess_misc->aes_gcm || sess_misc->chacha_poly) {
                uint8_t *salt;
                uint8_t *aad_data;
                uint16_t aad_len;
@@ -3331,49 +3305,6 @@ compl_auth_verify(struct rte_crypto_op *op,
                op->status = RTE_CRYPTO_OP_STATUS_SUCCESS;
 }
 
-static __rte_always_inline int
-instance_session_cfg(struct rte_crypto_sym_xform *xform, void *sess)
-{
-       struct rte_crypto_sym_xform *chain;
-
-       CPT_PMD_INIT_FUNC_TRACE();
-
-       if (cpt_is_algo_supported(xform))
-               goto err;
-
-       chain = xform;
-       while (chain) {
-               switch (chain->type) {
-               case RTE_CRYPTO_SYM_XFORM_AEAD:
-                       if (fill_sess_aead(chain, sess))
-                               goto err;
-                       break;
-               case RTE_CRYPTO_SYM_XFORM_CIPHER:
-                       if (fill_sess_cipher(chain, sess))
-                               goto err;
-                       break;
-               case RTE_CRYPTO_SYM_XFORM_AUTH:
-                       if (chain->auth.algo == RTE_CRYPTO_AUTH_AES_GMAC) {
-                               if (fill_sess_gmac(chain, sess))
-                                       goto err;
-                       } else {
-                               if (fill_sess_auth(chain, sess))
-                                       goto err;
-                       }
-                       break;
-               default:
-                       CPT_LOG_DP_ERR("Invalid crypto xform type");
-                       break;
-               }
-               chain = chain->next;
-       }
-
-       return 0;
-
-err:
-       return -1;
-}
-
 static __rte_always_inline void
 find_kasumif9_direction_and_length(uint8_t *src,
                                   uint32_t counter_num_bytes,
@@ -3532,7 +3463,7 @@ fill_digest_params(struct rte_crypto_op *cop,
                        params.mac_buf.vaddr =
                                rte_pktmbuf_mtod_offset(m_dst, void *, off);
                        params.mac_buf.dma_addr =
-                               rte_pktmbuf_mtophys_offset(m_dst, off);
+                               rte_pktmbuf_iova_offset(m_dst, off);
                        params.mac_buf.size = mac_len;
                }
        } else {