1 /* SPDX-License-Identifier: BSD-3-Clause
3 * Copyright (c) 2016 Freescale Semiconductor, Inc. All rights reserved.
13 #include <rte_byteorder.h>
14 #include <rte_common.h>
15 #include <rte_cryptodev_pmd.h>
16 #include <rte_crypto.h>
17 #include <rte_cryptodev.h>
18 #include <rte_cycles.h>
20 #include <rte_kvargs.h>
21 #include <rte_malloc.h>
23 #include <rte_memcpy.h>
24 #include <rte_string_fns.h>
30 /* RTA header files */
31 #include <hw/desc/common.h>
32 #include <hw/desc/algo.h>
33 #include <hw/desc/ipsec.h>
35 #include <rte_dpaa_bus.h>
37 #include <dpaa_sec_log.h>
39 enum rta_sec_era rta_sec_era;
41 static uint8_t cryptodev_driver_id;
43 static __thread struct rte_crypto_op **dpaa_sec_ops;
44 static __thread int dpaa_sec_op_nb;
47 dpaa_sec_op_ending(struct dpaa_sec_op_ctx *ctx)
49 if (!ctx->fd_status) {
50 ctx->op->status = RTE_CRYPTO_OP_STATUS_SUCCESS;
52 PMD_RX_LOG(ERR, "SEC return err: 0x%x", ctx->fd_status);
53 ctx->op->status = RTE_CRYPTO_OP_STATUS_ERROR;
56 /* report op status to sym->op and then free the ctx memeory */
57 rte_mempool_put(ctx->ctx_pool, (void *)ctx);
60 static inline struct dpaa_sec_op_ctx *
61 dpaa_sec_alloc_ctx(dpaa_sec_session *ses)
63 struct dpaa_sec_op_ctx *ctx;
66 retval = rte_mempool_get(ses->ctx_pool, (void **)(&ctx));
68 PMD_TX_LOG(ERR, "Alloc sec descriptor failed!");
72 * Clear SG memory. There are 16 SG entries of 16 Bytes each.
73 * one call to dcbz_64() clear 64 bytes, hence calling it 4 times
74 * to clear all the SG entries. dpaa_sec_alloc_ctx() is called for
75 * each packet, memset is costlier than dcbz_64().
77 dcbz_64(&ctx->job.sg[SG_CACHELINE_0]);
78 dcbz_64(&ctx->job.sg[SG_CACHELINE_1]);
79 dcbz_64(&ctx->job.sg[SG_CACHELINE_2]);
80 dcbz_64(&ctx->job.sg[SG_CACHELINE_3]);
82 ctx->ctx_pool = ses->ctx_pool;
87 static inline rte_iova_t
88 dpaa_mem_vtop(void *vaddr)
90 const struct rte_memseg *memseg = rte_eal_get_physmem_layout();
91 uint64_t vaddr_64, paddr;
94 vaddr_64 = (uint64_t)vaddr;
95 for (i = 0; i < RTE_MAX_MEMSEG && memseg[i].addr_64 != 0; i++) {
96 if (vaddr_64 >= memseg[i].addr_64 &&
97 vaddr_64 < memseg[i].addr_64 + memseg[i].len) {
98 paddr = memseg[i].iova +
99 (vaddr_64 - memseg[i].addr_64);
101 return (rte_iova_t)paddr;
104 return (rte_iova_t)(NULL);
108 dpaa_mem_ptov(rte_iova_t paddr)
110 const struct rte_memseg *memseg = rte_eal_get_physmem_layout();
113 for (i = 0; i < RTE_MAX_MEMSEG && memseg[i].addr_64 != 0; i++) {
114 if (paddr >= memseg[i].iova &&
115 (char *)paddr < (char *)memseg[i].iova + memseg[i].len)
116 return (void *)(memseg[i].addr_64 +
117 (paddr - memseg[i].iova));
123 ern_sec_fq_handler(struct qman_portal *qm __rte_unused,
125 const struct qm_mr_entry *msg)
127 RTE_LOG_DP(ERR, PMD, "sec fq %d error, RC = %x, seqnum = %x\n",
128 fq->fqid, msg->ern.rc, msg->ern.seqnum);
131 /* initialize the queue with dest chan as caam chan so that
132 * all the packets in this queue could be dispatched into caam
135 dpaa_sec_init_rx(struct qman_fq *fq_in, rte_iova_t hwdesc,
138 struct qm_mcc_initfq fq_opts;
142 /* Clear FQ options */
143 memset(&fq_opts, 0x00, sizeof(struct qm_mcc_initfq));
145 flags = QMAN_FQ_FLAG_LOCKED | QMAN_FQ_FLAG_DYNAMIC_FQID |
146 QMAN_FQ_FLAG_TO_DCPORTAL;
148 ret = qman_create_fq(0, flags, fq_in);
149 if (unlikely(ret != 0)) {
150 PMD_INIT_LOG(ERR, "qman_create_fq failed");
154 flags = QMAN_INITFQ_FLAG_SCHED;
155 fq_opts.we_mask = QM_INITFQ_WE_DESTWQ | QM_INITFQ_WE_CONTEXTA |
156 QM_INITFQ_WE_CONTEXTB;
158 qm_fqd_context_a_set64(&fq_opts.fqd, hwdesc);
159 fq_opts.fqd.context_b = fqid_out;
160 fq_opts.fqd.dest.channel = qm_channel_caam;
161 fq_opts.fqd.dest.wq = 0;
163 fq_in->cb.ern = ern_sec_fq_handler;
165 ret = qman_init_fq(fq_in, flags, &fq_opts);
166 if (unlikely(ret != 0))
167 PMD_INIT_LOG(ERR, "qman_init_fq failed");
172 /* something is put into in_fq and caam put the crypto result into out_fq */
173 static enum qman_cb_dqrr_result
174 dqrr_out_fq_cb_rx(struct qman_portal *qm __always_unused,
175 struct qman_fq *fq __always_unused,
176 const struct qm_dqrr_entry *dqrr)
178 const struct qm_fd *fd;
179 struct dpaa_sec_job *job;
180 struct dpaa_sec_op_ctx *ctx;
182 if (dpaa_sec_op_nb >= DPAA_SEC_BURST)
183 return qman_cb_dqrr_defer;
185 if (!(dqrr->stat & QM_DQRR_STAT_FD_VALID))
186 return qman_cb_dqrr_consume;
189 /* sg is embedded in an op ctx,
190 * sg[0] is for output
193 job = dpaa_mem_ptov(qm_fd_addr_get64(fd));
194 ctx = container_of(job, struct dpaa_sec_op_ctx, job);
195 ctx->fd_status = fd->status;
196 dpaa_sec_ops[dpaa_sec_op_nb++] = ctx->op;
197 dpaa_sec_op_ending(ctx);
199 return qman_cb_dqrr_consume;
202 /* caam result is put into this queue */
204 dpaa_sec_init_tx(struct qman_fq *fq)
207 struct qm_mcc_initfq opts;
210 flags = QMAN_FQ_FLAG_NO_ENQUEUE | QMAN_FQ_FLAG_LOCKED |
211 QMAN_FQ_FLAG_DYNAMIC_FQID;
213 ret = qman_create_fq(0, flags, fq);
215 PMD_INIT_LOG(ERR, "qman_create_fq failed");
219 memset(&opts, 0, sizeof(opts));
220 opts.we_mask = QM_INITFQ_WE_DESTWQ | QM_INITFQ_WE_FQCTRL |
221 QM_INITFQ_WE_CONTEXTA | QM_INITFQ_WE_CONTEXTB;
223 /* opts.fqd.dest.channel = dpaa_sec_pool_chan; */
225 fq->cb.dqrr = dqrr_out_fq_cb_rx;
226 fq->cb.ern = ern_sec_fq_handler;
228 ret = qman_init_fq(fq, 0, &opts);
230 PMD_INIT_LOG(ERR, "unable to init caam source fq!");
237 static inline int is_cipher_only(dpaa_sec_session *ses)
239 return ((ses->cipher_alg != RTE_CRYPTO_CIPHER_NULL) &&
240 (ses->auth_alg == RTE_CRYPTO_AUTH_NULL));
243 static inline int is_auth_only(dpaa_sec_session *ses)
245 return ((ses->cipher_alg == RTE_CRYPTO_CIPHER_NULL) &&
246 (ses->auth_alg != RTE_CRYPTO_AUTH_NULL));
249 static inline int is_aead(dpaa_sec_session *ses)
251 return ((ses->cipher_alg == 0) &&
252 (ses->auth_alg == 0) &&
253 (ses->aead_alg != 0));
256 static inline int is_auth_cipher(dpaa_sec_session *ses)
258 return ((ses->cipher_alg != RTE_CRYPTO_CIPHER_NULL) &&
259 (ses->auth_alg != RTE_CRYPTO_AUTH_NULL));
262 static inline int is_encode(dpaa_sec_session *ses)
264 return ses->dir == DIR_ENC;
267 static inline int is_decode(dpaa_sec_session *ses)
269 return ses->dir == DIR_DEC;
273 caam_auth_alg(dpaa_sec_session *ses, struct alginfo *alginfo_a)
275 switch (ses->auth_alg) {
276 case RTE_CRYPTO_AUTH_NULL:
277 ses->digest_length = 0;
279 case RTE_CRYPTO_AUTH_MD5_HMAC:
280 alginfo_a->algtype = OP_ALG_ALGSEL_MD5;
281 alginfo_a->algmode = OP_ALG_AAI_HMAC;
283 case RTE_CRYPTO_AUTH_SHA1_HMAC:
284 alginfo_a->algtype = OP_ALG_ALGSEL_SHA1;
285 alginfo_a->algmode = OP_ALG_AAI_HMAC;
287 case RTE_CRYPTO_AUTH_SHA224_HMAC:
288 alginfo_a->algtype = OP_ALG_ALGSEL_SHA224;
289 alginfo_a->algmode = OP_ALG_AAI_HMAC;
291 case RTE_CRYPTO_AUTH_SHA256_HMAC:
292 alginfo_a->algtype = OP_ALG_ALGSEL_SHA256;
293 alginfo_a->algmode = OP_ALG_AAI_HMAC;
295 case RTE_CRYPTO_AUTH_SHA384_HMAC:
296 alginfo_a->algtype = OP_ALG_ALGSEL_SHA384;
297 alginfo_a->algmode = OP_ALG_AAI_HMAC;
299 case RTE_CRYPTO_AUTH_SHA512_HMAC:
300 alginfo_a->algtype = OP_ALG_ALGSEL_SHA512;
301 alginfo_a->algmode = OP_ALG_AAI_HMAC;
304 PMD_INIT_LOG(ERR, "unsupported auth alg %u", ses->auth_alg);
309 caam_cipher_alg(dpaa_sec_session *ses, struct alginfo *alginfo_c)
311 switch (ses->cipher_alg) {
312 case RTE_CRYPTO_CIPHER_NULL:
314 case RTE_CRYPTO_CIPHER_AES_CBC:
315 alginfo_c->algtype = OP_ALG_ALGSEL_AES;
316 alginfo_c->algmode = OP_ALG_AAI_CBC;
318 case RTE_CRYPTO_CIPHER_3DES_CBC:
319 alginfo_c->algtype = OP_ALG_ALGSEL_3DES;
320 alginfo_c->algmode = OP_ALG_AAI_CBC;
322 case RTE_CRYPTO_CIPHER_AES_CTR:
323 alginfo_c->algtype = OP_ALG_ALGSEL_AES;
324 alginfo_c->algmode = OP_ALG_AAI_CTR;
327 PMD_INIT_LOG(ERR, "unsupported cipher alg %d", ses->cipher_alg);
332 caam_aead_alg(dpaa_sec_session *ses, struct alginfo *alginfo)
334 switch (ses->aead_alg) {
335 case RTE_CRYPTO_AEAD_AES_GCM:
336 alginfo->algtype = OP_ALG_ALGSEL_AES;
337 alginfo->algmode = OP_ALG_AAI_GCM;
340 PMD_INIT_LOG(ERR, "unsupported AEAD alg %d", ses->aead_alg);
345 /* prepare command block of the session */
347 dpaa_sec_prep_cdb(dpaa_sec_session *ses)
349 struct alginfo alginfo_c = {0}, alginfo_a = {0}, alginfo = {0};
350 uint32_t shared_desc_len = 0;
351 struct sec_cdb *cdb = &ses->qp->cdb;
353 #if RTE_BYTE_ORDER == RTE_BIG_ENDIAN
359 memset(cdb, 0, sizeof(struct sec_cdb));
361 if (is_cipher_only(ses)) {
362 caam_cipher_alg(ses, &alginfo_c);
363 if (alginfo_c.algtype == (unsigned int)DPAA_SEC_ALG_UNSUPPORT) {
364 PMD_TX_LOG(ERR, "not supported cipher alg\n");
368 alginfo_c.key = (uint64_t)ses->cipher_key.data;
369 alginfo_c.keylen = ses->cipher_key.length;
370 alginfo_c.key_enc_flags = 0;
371 alginfo_c.key_type = RTA_DATA_IMM;
373 shared_desc_len = cnstr_shdsc_blkcipher(
379 } else if (is_auth_only(ses)) {
380 caam_auth_alg(ses, &alginfo_a);
381 if (alginfo_a.algtype == (unsigned int)DPAA_SEC_ALG_UNSUPPORT) {
382 PMD_TX_LOG(ERR, "not supported auth alg\n");
386 alginfo_a.key = (uint64_t)ses->auth_key.data;
387 alginfo_a.keylen = ses->auth_key.length;
388 alginfo_a.key_enc_flags = 0;
389 alginfo_a.key_type = RTA_DATA_IMM;
391 shared_desc_len = cnstr_shdsc_hmac(cdb->sh_desc, true,
395 } else if (is_aead(ses)) {
396 caam_aead_alg(ses, &alginfo);
397 if (alginfo.algtype == (unsigned int)DPAA_SEC_ALG_UNSUPPORT) {
398 PMD_TX_LOG(ERR, "not supported aead alg\n");
401 alginfo.key = (uint64_t)ses->aead_key.data;
402 alginfo.keylen = ses->aead_key.length;
403 alginfo.key_enc_flags = 0;
404 alginfo.key_type = RTA_DATA_IMM;
406 if (ses->dir == DIR_ENC)
407 shared_desc_len = cnstr_shdsc_gcm_encap(
408 cdb->sh_desc, true, swap,
413 shared_desc_len = cnstr_shdsc_gcm_decap(
414 cdb->sh_desc, true, swap,
419 caam_cipher_alg(ses, &alginfo_c);
420 if (alginfo_c.algtype == (unsigned int)DPAA_SEC_ALG_UNSUPPORT) {
421 PMD_TX_LOG(ERR, "not supported cipher alg\n");
425 alginfo_c.key = (uint64_t)ses->cipher_key.data;
426 alginfo_c.keylen = ses->cipher_key.length;
427 alginfo_c.key_enc_flags = 0;
428 alginfo_c.key_type = RTA_DATA_IMM;
430 caam_auth_alg(ses, &alginfo_a);
431 if (alginfo_a.algtype == (unsigned int)DPAA_SEC_ALG_UNSUPPORT) {
432 PMD_TX_LOG(ERR, "not supported auth alg\n");
436 alginfo_a.key = (uint64_t)ses->auth_key.data;
437 alginfo_a.keylen = ses->auth_key.length;
438 alginfo_a.key_enc_flags = 0;
439 alginfo_a.key_type = RTA_DATA_IMM;
441 cdb->sh_desc[0] = alginfo_c.keylen;
442 cdb->sh_desc[1] = alginfo_a.keylen;
443 err = rta_inline_query(IPSEC_AUTH_VAR_AES_DEC_BASE_DESC_LEN,
445 (unsigned int *)cdb->sh_desc,
446 &cdb->sh_desc[2], 2);
449 PMD_TX_LOG(ERR, "Crypto: Incorrect key lengths");
452 if (cdb->sh_desc[2] & 1)
453 alginfo_c.key_type = RTA_DATA_IMM;
455 alginfo_c.key = (uint64_t)dpaa_mem_vtop(
456 (void *)alginfo_c.key);
457 alginfo_c.key_type = RTA_DATA_PTR;
459 if (cdb->sh_desc[2] & (1<<1))
460 alginfo_a.key_type = RTA_DATA_IMM;
462 alginfo_a.key = (uint64_t)dpaa_mem_vtop(
463 (void *)alginfo_a.key);
464 alginfo_a.key_type = RTA_DATA_PTR;
470 /* Auth_only_len is set as 0 here and it will be overwritten
471 * in fd for each packet.
473 shared_desc_len = cnstr_shdsc_authenc(cdb->sh_desc,
474 true, swap, &alginfo_c, &alginfo_a,
476 ses->digest_length, ses->dir);
478 cdb->sh_hdr.hi.field.idlen = shared_desc_len;
479 cdb->sh_hdr.hi.word = rte_cpu_to_be_32(cdb->sh_hdr.hi.word);
480 cdb->sh_hdr.lo.word = rte_cpu_to_be_32(cdb->sh_hdr.lo.word);
485 static inline unsigned int
486 dpaa_volatile_deq(struct qman_fq *fq, unsigned int len, bool exact)
488 unsigned int pkts = 0;
490 struct qm_mcr_queryfq_np np;
491 enum qman_fq_state state;
495 qman_query_fq_np(fq, &np);
497 vdqcr = QM_VDQCR_NUMFRAMES_SET(len);
499 vdqcr |= QM_VDQCR_EXACT;
500 ret = qman_volatile_dequeue(fq, 0, vdqcr);
504 pkts += qman_poll_dqrr(len);
505 qman_fq_state(fq, &state, &flags);
506 } while (flags & QMAN_FQ_STATE_VDQCR);
511 /* qp is lockless, should be accessed by only one thread */
513 dpaa_sec_deq(struct dpaa_sec_qp *qp, struct rte_crypto_op **ops, int nb_ops)
521 if (unlikely(nb_ops > DPAA_SEC_BURST))
522 nb_ops = DPAA_SEC_BURST;
524 return dpaa_volatile_deq(fq, nb_ops, 1);
529 * |<----data_len------->|
530 * |ip_header|ah_header|icv|payload|
535 static inline struct dpaa_sec_job *
536 build_auth_only(struct rte_crypto_op *op, dpaa_sec_session *ses)
538 struct rte_crypto_sym_op *sym = op->sym;
539 struct rte_mbuf *mbuf = sym->m_src;
540 struct dpaa_sec_job *cf;
541 struct dpaa_sec_op_ctx *ctx;
542 struct qm_sg_entry *sg;
543 rte_iova_t start_addr;
546 ctx = dpaa_sec_alloc_ctx(ses);
552 old_digest = ctx->digest;
554 start_addr = rte_pktmbuf_iova(mbuf);
557 qm_sg_entry_set64(sg, sym->auth.digest.phys_addr);
558 sg->length = ses->digest_length;
563 if (is_decode(ses)) {
564 /* need to extend the input to a compound frame */
566 qm_sg_entry_set64(sg, dpaa_mem_vtop(&cf->sg[2]));
567 sg->length = sym->auth.data.length + ses->digest_length;
572 /* hash result or digest, save digest first */
573 rte_memcpy(old_digest, sym->auth.digest.data,
575 qm_sg_entry_set64(sg, start_addr + sym->auth.data.offset);
576 sg->length = sym->auth.data.length;
579 /* let's check digest by hw */
580 start_addr = dpaa_mem_vtop(old_digest);
582 qm_sg_entry_set64(sg, start_addr);
583 sg->length = ses->digest_length;
587 qm_sg_entry_set64(sg, start_addr + sym->auth.data.offset);
588 sg->length = sym->auth.data.length;
596 static inline struct dpaa_sec_job *
597 build_cipher_only(struct rte_crypto_op *op, dpaa_sec_session *ses)
599 struct rte_crypto_sym_op *sym = op->sym;
600 struct dpaa_sec_job *cf;
601 struct dpaa_sec_op_ctx *ctx;
602 struct qm_sg_entry *sg;
603 rte_iova_t src_start_addr, dst_start_addr;
604 uint8_t *IV_ptr = rte_crypto_op_ctod_offset(op, uint8_t *,
607 ctx = dpaa_sec_alloc_ctx(ses);
614 src_start_addr = rte_pktmbuf_iova(sym->m_src);
617 dst_start_addr = rte_pktmbuf_iova(sym->m_dst);
619 dst_start_addr = src_start_addr;
623 qm_sg_entry_set64(sg, dst_start_addr + sym->cipher.data.offset);
624 sg->length = sym->cipher.data.length + ses->iv.length;
630 /* need to extend the input to a compound frame */
633 sg->length = sym->cipher.data.length + ses->iv.length;
634 qm_sg_entry_set64(sg, dpaa_mem_vtop(&cf->sg[2]));
638 qm_sg_entry_set64(sg, dpaa_mem_vtop(IV_ptr));
639 sg->length = ses->iv.length;
643 qm_sg_entry_set64(sg, src_start_addr + sym->cipher.data.offset);
644 sg->length = sym->cipher.data.length;
651 static inline struct dpaa_sec_job *
652 build_cipher_auth_gcm(struct rte_crypto_op *op, dpaa_sec_session *ses)
654 struct rte_crypto_sym_op *sym = op->sym;
655 struct dpaa_sec_job *cf;
656 struct dpaa_sec_op_ctx *ctx;
657 struct qm_sg_entry *sg;
659 rte_iova_t src_start_addr, dst_start_addr;
660 uint8_t *IV_ptr = rte_crypto_op_ctod_offset(op, uint8_t *,
663 src_start_addr = sym->m_src->buf_iova + sym->m_src->data_off;
666 dst_start_addr = sym->m_dst->buf_iova + sym->m_dst->data_off;
668 dst_start_addr = src_start_addr;
670 ctx = dpaa_sec_alloc_ctx(ses);
678 rte_prefetch0(cf->sg);
680 qm_sg_entry_set64(&cf->sg[1], dpaa_mem_vtop(sg));
681 if (is_encode(ses)) {
682 qm_sg_entry_set64(sg, dpaa_mem_vtop(IV_ptr));
683 sg->length = ses->iv.length;
684 length += sg->length;
688 if (ses->auth_only_len) {
689 qm_sg_entry_set64(sg,
690 dpaa_mem_vtop(sym->aead.aad.data));
691 sg->length = ses->auth_only_len;
692 length += sg->length;
696 qm_sg_entry_set64(sg, src_start_addr + sym->aead.data.offset);
697 sg->length = sym->aead.data.length;
698 length += sg->length;
702 qm_sg_entry_set64(sg, dpaa_mem_vtop(IV_ptr));
703 sg->length = ses->iv.length;
704 length += sg->length;
708 if (ses->auth_only_len) {
709 qm_sg_entry_set64(sg,
710 dpaa_mem_vtop(sym->aead.aad.data));
711 sg->length = ses->auth_only_len;
712 length += sg->length;
716 qm_sg_entry_set64(sg, src_start_addr + sym->aead.data.offset);
717 sg->length = sym->aead.data.length;
718 length += sg->length;
721 memcpy(ctx->digest, sym->aead.digest.data,
725 qm_sg_entry_set64(sg, dpaa_mem_vtop(ctx->digest));
726 sg->length = ses->digest_length;
727 length += sg->length;
731 /* input compound frame */
732 cf->sg[1].length = length;
733 cf->sg[1].extension = 1;
735 cpu_to_hw_sg(&cf->sg[1]);
739 qm_sg_entry_set64(&cf->sg[0], dpaa_mem_vtop(sg));
740 qm_sg_entry_set64(sg,
741 dst_start_addr + sym->aead.data.offset - ses->auth_only_len);
742 sg->length = sym->aead.data.length + ses->auth_only_len;
744 if (is_encode(ses)) {
746 /* set auth output */
748 qm_sg_entry_set64(sg, sym->aead.digest.phys_addr);
749 sg->length = ses->digest_length;
750 length += sg->length;
755 /* output compound frame */
756 cf->sg[0].length = length;
757 cf->sg[0].extension = 1;
758 cpu_to_hw_sg(&cf->sg[0]);
763 static inline struct dpaa_sec_job *
764 build_cipher_auth(struct rte_crypto_op *op, dpaa_sec_session *ses)
766 struct rte_crypto_sym_op *sym = op->sym;
767 struct dpaa_sec_job *cf;
768 struct dpaa_sec_op_ctx *ctx;
769 struct qm_sg_entry *sg;
770 rte_iova_t src_start_addr, dst_start_addr;
772 uint8_t *IV_ptr = rte_crypto_op_ctod_offset(op, uint8_t *,
775 src_start_addr = sym->m_src->buf_iova + sym->m_src->data_off;
777 dst_start_addr = sym->m_dst->buf_iova + sym->m_dst->data_off;
779 dst_start_addr = src_start_addr;
781 ctx = dpaa_sec_alloc_ctx(ses);
789 rte_prefetch0(cf->sg);
791 qm_sg_entry_set64(&cf->sg[1], dpaa_mem_vtop(sg));
792 if (is_encode(ses)) {
793 qm_sg_entry_set64(sg, dpaa_mem_vtop(IV_ptr));
794 sg->length = ses->iv.length;
795 length += sg->length;
799 qm_sg_entry_set64(sg, src_start_addr + sym->auth.data.offset);
800 sg->length = sym->auth.data.length;
801 length += sg->length;
805 qm_sg_entry_set64(sg, dpaa_mem_vtop(IV_ptr));
806 sg->length = ses->iv.length;
807 length += sg->length;
812 qm_sg_entry_set64(sg, src_start_addr + sym->auth.data.offset);
813 sg->length = sym->auth.data.length;
814 length += sg->length;
817 memcpy(ctx->digest, sym->auth.digest.data,
821 qm_sg_entry_set64(sg, dpaa_mem_vtop(ctx->digest));
822 sg->length = ses->digest_length;
823 length += sg->length;
827 /* input compound frame */
828 cf->sg[1].length = length;
829 cf->sg[1].extension = 1;
831 cpu_to_hw_sg(&cf->sg[1]);
835 qm_sg_entry_set64(&cf->sg[0], dpaa_mem_vtop(sg));
836 qm_sg_entry_set64(sg, dst_start_addr + sym->cipher.data.offset);
837 sg->length = sym->cipher.data.length;
839 if (is_encode(ses)) {
841 /* set auth output */
843 qm_sg_entry_set64(sg, sym->auth.digest.phys_addr);
844 sg->length = ses->digest_length;
845 length += sg->length;
850 /* output compound frame */
851 cf->sg[0].length = length;
852 cf->sg[0].extension = 1;
853 cpu_to_hw_sg(&cf->sg[0]);
859 dpaa_sec_enqueue_op(struct rte_crypto_op *op, struct dpaa_sec_qp *qp)
861 struct dpaa_sec_job *cf;
862 dpaa_sec_session *ses;
865 uint32_t auth_only_len = op->sym->auth.data.length -
866 op->sym->cipher.data.length;
868 ses = (dpaa_sec_session *)get_session_private_data(op->sym->session,
869 cryptodev_driver_id);
871 if (unlikely(!qp->ses || qp->ses != ses)) {
874 ret = dpaa_sec_prep_cdb(ses);
880 * Segmented buffer is not supported.
882 if (!rte_pktmbuf_is_contiguous(op->sym->m_src)) {
883 op->status = RTE_CRYPTO_OP_STATUS_ERROR;
886 if (is_auth_only(ses)) {
887 cf = build_auth_only(op, ses);
888 } else if (is_cipher_only(ses)) {
889 cf = build_cipher_only(op, ses);
890 } else if (is_aead(ses)) {
891 cf = build_cipher_auth_gcm(op, ses);
892 auth_only_len = ses->auth_only_len;
893 } else if (is_auth_cipher(ses)) {
894 cf = build_cipher_auth(op, ses);
896 PMD_TX_LOG(ERR, "not supported sec op");
902 memset(&fd, 0, sizeof(struct qm_fd));
903 qm_fd_addr_set64(&fd, dpaa_mem_vtop(cf->sg));
904 fd._format1 = qm_fd_compound;
905 fd.length29 = 2 * sizeof(struct qm_sg_entry);
906 /* Auth_only_len is set as 0 in descriptor and it is overwritten
907 * here in the fd.cmd which will update the DPOVRD reg.
910 fd.cmd = 0x80000000 | auth_only_len;
912 ret = qman_enqueue(&qp->inq, &fd, 0);
919 dpaa_sec_enqueue_burst(void *qp, struct rte_crypto_op **ops,
922 /* Function to transmit the frames to given device and queuepair */
925 struct dpaa_sec_qp *dpaa_qp = (struct dpaa_sec_qp *)qp;
928 if (unlikely(nb_ops == 0))
931 /*Prepare each packet which is to be sent*/
932 for (loop = 0; loop < nb_ops; loop++) {
933 if (ops[loop]->sess_type != RTE_CRYPTO_OP_WITH_SESSION) {
934 PMD_TX_LOG(ERR, "sessionless crypto op not supported");
937 ret = dpaa_sec_enqueue_op(ops[loop], dpaa_qp);
941 dpaa_qp->tx_pkts += num_tx;
942 dpaa_qp->tx_errs += nb_ops - num_tx;
948 dpaa_sec_dequeue_burst(void *qp, struct rte_crypto_op **ops,
952 struct dpaa_sec_qp *dpaa_qp = (struct dpaa_sec_qp *)qp;
954 num_rx = dpaa_sec_deq(dpaa_qp, ops, nb_ops);
956 dpaa_qp->rx_pkts += num_rx;
957 dpaa_qp->rx_errs += nb_ops - num_rx;
959 PMD_RX_LOG(DEBUG, "SEC Received %d Packets\n", num_rx);
964 /** Release queue pair */
966 dpaa_sec_queue_pair_release(struct rte_cryptodev *dev,
969 struct dpaa_sec_dev_private *internals;
970 struct dpaa_sec_qp *qp = NULL;
972 PMD_INIT_FUNC_TRACE();
974 PMD_INIT_LOG(DEBUG, "dev =%p, queue =%d", dev, qp_id);
976 internals = dev->data->dev_private;
977 if (qp_id >= internals->max_nb_queue_pairs) {
978 PMD_INIT_LOG(ERR, "Max supported qpid %d",
979 internals->max_nb_queue_pairs);
983 qp = &internals->qps[qp_id];
984 qp->internals = NULL;
985 dev->data->queue_pairs[qp_id] = NULL;
990 /** Setup a queue pair */
992 dpaa_sec_queue_pair_setup(struct rte_cryptodev *dev, uint16_t qp_id,
993 __rte_unused const struct rte_cryptodev_qp_conf *qp_conf,
994 __rte_unused int socket_id,
995 __rte_unused struct rte_mempool *session_pool)
997 struct dpaa_sec_dev_private *internals;
998 struct dpaa_sec_qp *qp = NULL;
1000 PMD_INIT_LOG(DEBUG, "dev =%p, queue =%d, conf =%p",
1001 dev, qp_id, qp_conf);
1003 internals = dev->data->dev_private;
1004 if (qp_id >= internals->max_nb_queue_pairs) {
1005 PMD_INIT_LOG(ERR, "Max supported qpid %d",
1006 internals->max_nb_queue_pairs);
1010 qp = &internals->qps[qp_id];
1011 qp->internals = internals;
1012 dev->data->queue_pairs[qp_id] = qp;
1017 /** Start queue pair */
1019 dpaa_sec_queue_pair_start(__rte_unused struct rte_cryptodev *dev,
1020 __rte_unused uint16_t queue_pair_id)
1022 PMD_INIT_FUNC_TRACE();
1027 /** Stop queue pair */
1029 dpaa_sec_queue_pair_stop(__rte_unused struct rte_cryptodev *dev,
1030 __rte_unused uint16_t queue_pair_id)
1032 PMD_INIT_FUNC_TRACE();
1037 /** Return the number of allocated queue pairs */
1039 dpaa_sec_queue_pair_count(struct rte_cryptodev *dev)
1041 PMD_INIT_FUNC_TRACE();
1043 return dev->data->nb_queue_pairs;
1046 /** Returns the size of session structure */
1048 dpaa_sec_session_get_size(struct rte_cryptodev *dev __rte_unused)
1050 PMD_INIT_FUNC_TRACE();
1052 return sizeof(dpaa_sec_session);
1056 dpaa_sec_cipher_init(struct rte_cryptodev *dev __rte_unused,
1057 struct rte_crypto_sym_xform *xform,
1058 dpaa_sec_session *session)
1060 session->cipher_alg = xform->cipher.algo;
1061 session->iv.length = xform->cipher.iv.length;
1062 session->iv.offset = xform->cipher.iv.offset;
1063 session->cipher_key.data = rte_zmalloc(NULL, xform->cipher.key.length,
1064 RTE_CACHE_LINE_SIZE);
1065 if (session->cipher_key.data == NULL && xform->cipher.key.length > 0) {
1066 PMD_INIT_LOG(ERR, "No Memory for cipher key\n");
1069 session->cipher_key.length = xform->cipher.key.length;
1071 memcpy(session->cipher_key.data, xform->cipher.key.data,
1072 xform->cipher.key.length);
1073 session->dir = (xform->cipher.op == RTE_CRYPTO_CIPHER_OP_ENCRYPT) ?
1080 dpaa_sec_auth_init(struct rte_cryptodev *dev __rte_unused,
1081 struct rte_crypto_sym_xform *xform,
1082 dpaa_sec_session *session)
1084 session->auth_alg = xform->auth.algo;
1085 session->auth_key.data = rte_zmalloc(NULL, xform->auth.key.length,
1086 RTE_CACHE_LINE_SIZE);
1087 if (session->auth_key.data == NULL && xform->auth.key.length > 0) {
1088 PMD_INIT_LOG(ERR, "No Memory for auth key\n");
1091 session->auth_key.length = xform->auth.key.length;
1092 session->digest_length = xform->auth.digest_length;
1094 memcpy(session->auth_key.data, xform->auth.key.data,
1095 xform->auth.key.length);
1096 session->dir = (xform->auth.op == RTE_CRYPTO_AUTH_OP_GENERATE) ?
1103 dpaa_sec_aead_init(struct rte_cryptodev *dev __rte_unused,
1104 struct rte_crypto_sym_xform *xform,
1105 dpaa_sec_session *session)
1107 session->aead_alg = xform->aead.algo;
1108 session->iv.length = xform->aead.iv.length;
1109 session->iv.offset = xform->aead.iv.offset;
1110 session->auth_only_len = xform->aead.aad_length;
1111 session->aead_key.data = rte_zmalloc(NULL, xform->aead.key.length,
1112 RTE_CACHE_LINE_SIZE);
1113 if (session->aead_key.data == NULL && xform->aead.key.length > 0) {
1114 PMD_INIT_LOG(ERR, "No Memory for aead key\n");
1117 session->aead_key.length = xform->aead.key.length;
1118 session->digest_length = xform->aead.digest_length;
1120 memcpy(session->aead_key.data, xform->aead.key.data,
1121 xform->aead.key.length);
1122 session->dir = (xform->aead.op == RTE_CRYPTO_AEAD_OP_ENCRYPT) ?
1129 dpaa_sec_qp_attach_sess(struct rte_cryptodev *dev, uint16_t qp_id, void *ses)
1131 dpaa_sec_session *sess = ses;
1132 struct dpaa_sec_qp *qp;
1134 PMD_INIT_FUNC_TRACE();
1136 qp = dev->data->queue_pairs[qp_id];
1137 if (qp->ses != NULL) {
1138 PMD_INIT_LOG(ERR, "qp in-use by another session\n");
1145 return dpaa_sec_prep_cdb(sess);
1149 dpaa_sec_qp_detach_sess(struct rte_cryptodev *dev, uint16_t qp_id, void *ses)
1151 dpaa_sec_session *sess = ses;
1152 struct dpaa_sec_qp *qp;
1154 PMD_INIT_FUNC_TRACE();
1156 qp = dev->data->queue_pairs[qp_id];
1157 if (qp->ses != NULL) {
1163 PMD_DRV_LOG(ERR, "No session attached to qp");
1168 dpaa_sec_set_session_parameters(struct rte_cryptodev *dev,
1169 struct rte_crypto_sym_xform *xform, void *sess)
1171 struct dpaa_sec_dev_private *internals = dev->data->dev_private;
1172 dpaa_sec_session *session = sess;
1174 PMD_INIT_FUNC_TRACE();
1176 if (unlikely(sess == NULL)) {
1177 RTE_LOG(ERR, PMD, "invalid session struct\n");
1181 /* Default IV length = 0 */
1182 session->iv.length = 0;
1185 if (xform->type == RTE_CRYPTO_SYM_XFORM_CIPHER && xform->next == NULL) {
1186 session->auth_alg = RTE_CRYPTO_AUTH_NULL;
1187 dpaa_sec_cipher_init(dev, xform, session);
1189 /* Authentication Only */
1190 } else if (xform->type == RTE_CRYPTO_SYM_XFORM_AUTH &&
1191 xform->next == NULL) {
1192 session->cipher_alg = RTE_CRYPTO_CIPHER_NULL;
1193 dpaa_sec_auth_init(dev, xform, session);
1195 /* Cipher then Authenticate */
1196 } else if (xform->type == RTE_CRYPTO_SYM_XFORM_CIPHER &&
1197 xform->next->type == RTE_CRYPTO_SYM_XFORM_AUTH) {
1198 if (xform->cipher.op == RTE_CRYPTO_CIPHER_OP_ENCRYPT) {
1199 dpaa_sec_cipher_init(dev, xform, session);
1200 dpaa_sec_auth_init(dev, xform->next, session);
1202 PMD_DRV_LOG(ERR, "Not supported: Auth then Cipher");
1206 /* Authenticate then Cipher */
1207 } else if (xform->type == RTE_CRYPTO_SYM_XFORM_AUTH &&
1208 xform->next->type == RTE_CRYPTO_SYM_XFORM_CIPHER) {
1209 if (xform->next->cipher.op == RTE_CRYPTO_CIPHER_OP_DECRYPT) {
1210 dpaa_sec_auth_init(dev, xform, session);
1211 dpaa_sec_cipher_init(dev, xform->next, session);
1213 PMD_DRV_LOG(ERR, "Not supported: Auth then Cipher");
1217 /* AEAD operation for AES-GCM kind of Algorithms */
1218 } else if (xform->type == RTE_CRYPTO_SYM_XFORM_AEAD &&
1219 xform->next == NULL) {
1220 dpaa_sec_aead_init(dev, xform, session);
1223 PMD_DRV_LOG(ERR, "Invalid crypto type");
1226 session->ctx_pool = internals->ctx_pool;
1232 dpaa_sec_session_configure(struct rte_cryptodev *dev,
1233 struct rte_crypto_sym_xform *xform,
1234 struct rte_cryptodev_sym_session *sess,
1235 struct rte_mempool *mempool)
1237 void *sess_private_data;
1240 PMD_INIT_FUNC_TRACE();
1242 if (rte_mempool_get(mempool, &sess_private_data)) {
1244 "Couldn't get object from session mempool");
1248 ret = dpaa_sec_set_session_parameters(dev, xform, sess_private_data);
1250 PMD_DRV_LOG(ERR, "DPAA PMD: failed to configure "
1251 "session parameters");
1253 /* Return session to mempool */
1254 rte_mempool_put(mempool, sess_private_data);
1258 set_session_private_data(sess, dev->driver_id,
1264 /** Clear the memory of session so it doesn't leave key material behind */
1266 dpaa_sec_session_clear(struct rte_cryptodev *dev,
1267 struct rte_cryptodev_sym_session *sess)
1269 PMD_INIT_FUNC_TRACE();
1270 uint8_t index = dev->driver_id;
1271 void *sess_priv = get_session_private_data(sess, index);
1272 dpaa_sec_session *s = (dpaa_sec_session *)sess_priv;
1275 rte_free(s->cipher_key.data);
1276 rte_free(s->auth_key.data);
1277 memset(s, 0, sizeof(dpaa_sec_session));
1278 struct rte_mempool *sess_mp = rte_mempool_from_obj(sess_priv);
1279 set_session_private_data(sess, index, NULL);
1280 rte_mempool_put(sess_mp, sess_priv);
1285 dpaa_sec_dev_configure(struct rte_cryptodev *dev __rte_unused,
1286 struct rte_cryptodev_config *config __rte_unused)
1288 PMD_INIT_FUNC_TRACE();
1294 dpaa_sec_dev_start(struct rte_cryptodev *dev __rte_unused)
1296 PMD_INIT_FUNC_TRACE();
1301 dpaa_sec_dev_stop(struct rte_cryptodev *dev __rte_unused)
1303 PMD_INIT_FUNC_TRACE();
1307 dpaa_sec_dev_close(struct rte_cryptodev *dev __rte_unused)
1309 PMD_INIT_FUNC_TRACE();
1314 dpaa_sec_dev_infos_get(struct rte_cryptodev *dev,
1315 struct rte_cryptodev_info *info)
1317 struct dpaa_sec_dev_private *internals = dev->data->dev_private;
1319 PMD_INIT_FUNC_TRACE();
1321 info->max_nb_queue_pairs = internals->max_nb_queue_pairs;
1322 info->feature_flags = dev->feature_flags;
1323 info->capabilities = dpaa_sec_capabilities;
1324 info->sym.max_nb_sessions = internals->max_nb_sessions;
1325 info->sym.max_nb_sessions_per_qp =
1326 RTE_DPAA_SEC_PMD_MAX_NB_SESSIONS / RTE_MAX_NB_SEC_QPS;
1327 info->driver_id = cryptodev_driver_id;
1331 static struct rte_cryptodev_ops crypto_ops = {
1332 .dev_configure = dpaa_sec_dev_configure,
1333 .dev_start = dpaa_sec_dev_start,
1334 .dev_stop = dpaa_sec_dev_stop,
1335 .dev_close = dpaa_sec_dev_close,
1336 .dev_infos_get = dpaa_sec_dev_infos_get,
1337 .queue_pair_setup = dpaa_sec_queue_pair_setup,
1338 .queue_pair_release = dpaa_sec_queue_pair_release,
1339 .queue_pair_start = dpaa_sec_queue_pair_start,
1340 .queue_pair_stop = dpaa_sec_queue_pair_stop,
1341 .queue_pair_count = dpaa_sec_queue_pair_count,
1342 .session_get_size = dpaa_sec_session_get_size,
1343 .session_configure = dpaa_sec_session_configure,
1344 .session_clear = dpaa_sec_session_clear,
1345 .qp_attach_session = dpaa_sec_qp_attach_sess,
1346 .qp_detach_session = dpaa_sec_qp_detach_sess,
1350 dpaa_sec_uninit(struct rte_cryptodev *dev)
1352 struct dpaa_sec_dev_private *internals = dev->data->dev_private;
1357 rte_mempool_free(internals->ctx_pool);
1358 rte_free(internals);
1360 PMD_INIT_LOG(INFO, "Closing DPAA_SEC device %s on numa socket %u\n",
1361 dev->data->name, rte_socket_id());
1367 dpaa_sec_dev_init(struct rte_cryptodev *cryptodev)
1369 struct dpaa_sec_dev_private *internals;
1370 struct dpaa_sec_qp *qp;
1375 PMD_INIT_FUNC_TRACE();
1377 cryptodev->driver_id = cryptodev_driver_id;
1378 cryptodev->dev_ops = &crypto_ops;
1380 cryptodev->enqueue_burst = dpaa_sec_enqueue_burst;
1381 cryptodev->dequeue_burst = dpaa_sec_dequeue_burst;
1382 cryptodev->feature_flags = RTE_CRYPTODEV_FF_SYMMETRIC_CRYPTO |
1383 RTE_CRYPTODEV_FF_HW_ACCELERATED |
1384 RTE_CRYPTODEV_FF_SYM_OPERATION_CHAINING;
1386 internals = cryptodev->data->dev_private;
1387 internals->max_nb_queue_pairs = RTE_MAX_NB_SEC_QPS;
1388 internals->max_nb_sessions = RTE_DPAA_SEC_PMD_MAX_NB_SESSIONS;
1390 for (i = 0; i < internals->max_nb_queue_pairs; i++) {
1391 /* init qman fq for queue pair */
1392 qp = &internals->qps[i];
1393 ret = dpaa_sec_init_tx(&qp->outq);
1395 PMD_INIT_LOG(ERR, "config tx of queue pair %d", i);
1398 ret = dpaa_sec_init_rx(&qp->inq, dpaa_mem_vtop(&qp->cdb),
1399 qman_fq_fqid(&qp->outq));
1401 PMD_INIT_LOG(ERR, "config rx of queue pair %d", i);
1406 sprintf(str, "ctx_pool_%d", cryptodev->data->dev_id);
1407 internals->ctx_pool = rte_mempool_create((const char *)str,
1410 CTX_POOL_CACHE_SIZE, 0,
1411 NULL, NULL, NULL, NULL,
1413 if (!internals->ctx_pool) {
1414 RTE_LOG(ERR, PMD, "%s create failed\n", str);
1418 PMD_INIT_LOG(DEBUG, "driver %s: created\n", cryptodev->data->name);
1422 PMD_INIT_LOG(ERR, "driver %s: create failed\n", cryptodev->data->name);
1424 dpaa_sec_uninit(cryptodev);
1429 cryptodev_dpaa_sec_probe(struct rte_dpaa_driver *dpaa_drv,
1430 struct rte_dpaa_device *dpaa_dev)
1432 struct rte_cryptodev *cryptodev;
1433 char cryptodev_name[RTE_CRYPTODEV_NAME_MAX_LEN];
1437 sprintf(cryptodev_name, "dpaa_sec-%d", dpaa_dev->id.dev_id);
1439 cryptodev = rte_cryptodev_pmd_allocate(cryptodev_name, rte_socket_id());
1440 if (cryptodev == NULL)
1443 if (rte_eal_process_type() == RTE_PROC_PRIMARY) {
1444 cryptodev->data->dev_private = rte_zmalloc_socket(
1445 "cryptodev private structure",
1446 sizeof(struct dpaa_sec_dev_private),
1447 RTE_CACHE_LINE_SIZE,
1450 if (cryptodev->data->dev_private == NULL)
1451 rte_panic("Cannot allocate memzone for private "
1455 dpaa_dev->crypto_dev = cryptodev;
1456 cryptodev->device = &dpaa_dev->device;
1457 cryptodev->device->driver = &dpaa_drv->driver;
1459 /* init user callbacks */
1460 TAILQ_INIT(&(cryptodev->link_intr_cbs));
1462 /* if sec device version is not configured */
1463 if (!rta_get_sec_era()) {
1464 const struct device_node *caam_node;
1466 for_each_compatible_node(caam_node, NULL, "fsl,sec-v4.0") {
1467 const uint32_t *prop = of_get_property(caam_node,
1472 INTL_SEC_ERA(rte_cpu_to_be_32(*prop)));
1478 /* Invoke PMD device initialization function */
1479 retval = dpaa_sec_dev_init(cryptodev);
1483 /* In case of error, cleanup is done */
1484 if (rte_eal_process_type() == RTE_PROC_PRIMARY)
1485 rte_free(cryptodev->data->dev_private);
1487 rte_cryptodev_pmd_release_device(cryptodev);
1493 cryptodev_dpaa_sec_remove(struct rte_dpaa_device *dpaa_dev)
1495 struct rte_cryptodev *cryptodev;
1498 cryptodev = dpaa_dev->crypto_dev;
1499 if (cryptodev == NULL)
1502 ret = dpaa_sec_uninit(cryptodev);
1506 return rte_cryptodev_pmd_destroy(cryptodev);
1509 static struct rte_dpaa_driver rte_dpaa_sec_driver = {
1510 .drv_type = FSL_DPAA_CRYPTO,
1512 .name = "DPAA SEC PMD"
1514 .probe = cryptodev_dpaa_sec_probe,
1515 .remove = cryptodev_dpaa_sec_remove,
1518 static struct cryptodev_driver dpaa_sec_crypto_drv;
1520 RTE_PMD_REGISTER_DPAA(CRYPTODEV_NAME_DPAA_SEC_PMD, rte_dpaa_sec_driver);
1521 RTE_PMD_REGISTER_CRYPTO_DRIVER(dpaa_sec_crypto_drv, rte_dpaa_sec_driver,
1522 cryptodev_driver_id);