##############################################################################
if (${DPDK_VERSION} VERSION_GREATER_EQUAL "20.8.0")
- set(DPDK_CRYPTODEV_SOURCE cryptodev_dp_api)
-else ()
- set(DPDK_CRYPTODEV_SOURCE cryptodev)
+ set(DPDK_CRYPTODEV_RAW_SOURCE cryptodev/cryptodev_raw_data_path.c)
endif ()
add_vpp_plugin(dpdk
device/format.c
device/init.c
device/node.c
- cryptodev/${DPDK_CRYPTODEV_SOURCE}.c
+ cryptodev/cryptodev_op_data_path.c
+ cryptodev/cryptodev.c
+ ${DPDK_CRYPTODEV_RAW_SOURCE}
MULTIARCH_SOURCES
buffer.c
#include <rte_cryptodev_pmd.h>
#include <rte_config.h>
+#include "cryptodev.h"
+
#if CLIB_DEBUG > 0
#define always_inline static inline
#else
#define always_inline static inline __attribute__ ((__always_inline__))
#endif
-#define CRYPTODEV_NB_CRYPTO_OPS 1024
-#define CRYPTODEV_NB_SESSION 10240
-#define CRYPTODEV_DEF_DRIVE crypto_aesni_mb
-
-#define CRYPTODEV_IV_OFFSET (offsetof (cryptodev_op_t, iv))
-#define CRYPTODEV_AAD_OFFSET (offsetof (cryptodev_op_t, aad))
-
-/* VNET_CRYPTO_ALGO, TYPE, DPDK_CRYPTO_ALGO, IV_LEN, TAG_LEN, AAD_LEN */
-#define foreach_vnet_aead_crypto_conversion \
- _(AES_128_GCM, AEAD, AES_GCM, 12, 16, 8) \
- _(AES_128_GCM, AEAD, AES_GCM, 12, 16, 12) \
- _(AES_192_GCM, AEAD, AES_GCM, 12, 16, 8) \
- _(AES_192_GCM, AEAD, AES_GCM, 12, 16, 12) \
- _(AES_256_GCM, AEAD, AES_GCM, 12, 16, 8) \
- _(AES_256_GCM, AEAD, AES_GCM, 12, 16, 12)
-
-/**
- * crypto (alg, cryptodev_alg), hash (alg, digest-size)
- **/
-#define foreach_cryptodev_link_async_alg \
- _ (AES_128_CBC, AES_CBC, SHA1, 12) \
- _ (AES_192_CBC, AES_CBC, SHA1, 12) \
- _ (AES_256_CBC, AES_CBC, SHA1, 12) \
- _ (AES_128_CBC, AES_CBC, SHA224, 14) \
- _ (AES_192_CBC, AES_CBC, SHA224, 14) \
- _ (AES_256_CBC, AES_CBC, SHA224, 14) \
- _ (AES_128_CBC, AES_CBC, SHA256, 16) \
- _ (AES_192_CBC, AES_CBC, SHA256, 16) \
- _ (AES_256_CBC, AES_CBC, SHA256, 16) \
- _ (AES_128_CBC, AES_CBC, SHA384, 24) \
- _ (AES_192_CBC, AES_CBC, SHA384, 24) \
- _ (AES_256_CBC, AES_CBC, SHA384, 24) \
- _ (AES_128_CBC, AES_CBC, SHA512, 32) \
- _ (AES_192_CBC, AES_CBC, SHA512, 32) \
- _ (AES_256_CBC, AES_CBC, SHA512, 32)
-
-#define foreach_vnet_crypto_status_conversion \
- _(SUCCESS, COMPLETED) \
- _(NOT_PROCESSED, WORK_IN_PROGRESS) \
- _(AUTH_FAILED, FAIL_BAD_HMAC) \
- _(INVALID_SESSION, FAIL_ENGINE_ERR) \
- _(INVALID_ARGS, FAIL_ENGINE_ERR) \
- _(ERROR, FAIL_ENGINE_ERR)
-
-static const vnet_crypto_op_status_t cryptodev_status_conversion[] = {
-#define _(a, b) VNET_CRYPTO_OP_STATUS_##b,
- foreach_vnet_crypto_status_conversion
-#undef _
-};
-
-typedef struct
-{
- CLIB_CACHE_LINE_ALIGN_MARK (cacheline0);
- struct rte_crypto_op op;
- struct rte_crypto_sym_op sop;
- u8 iv[16];
- u8 aad[16];
- vnet_crypto_async_frame_t *frame;
- u32 n_elts;
-} cryptodev_op_t;
-
-typedef enum
-{
- CRYPTODEV_OP_TYPE_ENCRYPT = 0,
- CRYPTODEV_OP_TYPE_DECRYPT,
- CRYPTODEV_N_OP_TYPES,
-} cryptodev_op_type_t;
-
-typedef struct
-{
- struct rte_cryptodev_sym_session ***keys;
-} cryptodev_key_t;
-
-typedef struct
-{
- u32 dev_id;
- u32 q_id;
- char *desc;
-} cryptodev_inst_t;
-
-typedef struct
-{
- CLIB_CACHE_LINE_ALIGN_MARK (cacheline0);
- struct rte_mempool *cop_pool;
- struct rte_mempool *sess_pool;
- struct rte_mempool *sess_priv_pool;
-} cryptodev_numa_data_t;
-
-typedef struct
-{
- CLIB_CACHE_LINE_ALIGN_MARK (cacheline0);
- u16 cryptodev_id;
- u16 cryptodev_q;
- u32 inflight;
- cryptodev_op_t **cops;
- struct rte_ring *ring;
-} cryptodev_engine_thread_t;
-
-typedef struct
-{
- cryptodev_numa_data_t *per_numa_data;
- cryptodev_key_t *keys;
- cryptodev_engine_thread_t *per_thread_data;
- enum rte_iova_mode iova_mode;
- cryptodev_inst_t *cryptodev_inst;
- clib_bitmap_t *active_cdev_inst_mask;
- clib_spinlock_t tlock;
-} cryptodev_main_t;
-
cryptodev_main_t cryptodev_main;
static_always_inline int
switch (key->async_alg)
{
-#define _(a, b, c, d) \
- case VNET_CRYPTO_ALG_##a##_##c##_TAG##d:\
- cipher_algo = RTE_CRYPTO_CIPHER_##b; \
- auth_algo = RTE_CRYPTO_AUTH_##c##_HMAC; \
- digest_len = d; \
+#define _(a, b, c, d, e) \
+ case VNET_CRYPTO_ALG_##a##_##d##_TAG##e: \
+ cipher_algo = RTE_CRYPTO_CIPHER_##b; \
+ auth_algo = RTE_CRYPTO_AUTH_##d##_HMAC; \
+ digest_len = e; \
break;
foreach_cryptodev_link_async_alg
rte_cryptodev_sym_session_free (sess);
}
+static int
+check_cipher_support (enum rte_crypto_cipher_algorithm algo, u32 key_size)
+{
+ cryptodev_main_t *cmt = &cryptodev_main;
+ cryptodev_capability_t *vcap;
+ u32 *s;
+
+ vec_foreach (vcap, cmt->supported_caps)
+ {
+ if (vcap->xform_type != RTE_CRYPTO_SYM_XFORM_CIPHER)
+ continue;
+ if (vcap->cipher.algo != algo)
+ continue;
+ vec_foreach (s, vcap->cipher.key_sizes)
+ if (*s == key_size)
+ return 1;
+ }
+
+ return 0;
+}
+
+static int
+check_auth_support (enum rte_crypto_auth_algorithm algo, u32 digest_size)
+{
+ cryptodev_main_t *cmt = &cryptodev_main;
+ cryptodev_capability_t *vcap;
+ u32 *s;
+
+ vec_foreach (vcap, cmt->supported_caps)
+ {
+ if (vcap->xform_type != RTE_CRYPTO_SYM_XFORM_AUTH)
+ continue;
+ if (vcap->auth.algo != algo)
+ continue;
+ vec_foreach (s, vcap->auth.digest_sizes)
+ if (*s == digest_size)
+ return 1;
+ }
+
+ return 0;
+}
+
static_always_inline int
-cryptodev_check_supported_vnet_alg (vnet_crypto_key_t *key)
+check_aead_support (enum rte_crypto_aead_algorithm algo, u32 key_size,
+ u32 digest_size, u32 aad_size)
{
- vnet_crypto_alg_t alg;
- if (key->type == VNET_CRYPTO_KEY_TYPE_LINK)
- return 0;
+ cryptodev_main_t *cmt = &cryptodev_main;
+ cryptodev_capability_t *vcap;
+ u32 *s;
+ u32 key_match = 0, digest_match = 0, aad_match = 0;
+
+ vec_foreach (vcap, cmt->supported_caps)
+ {
+ if (vcap->xform_type != RTE_CRYPTO_SYM_XFORM_AEAD)
+ continue;
+ if (vcap->aead.algo != algo)
+ continue;
+ vec_foreach (s, vcap->aead.digest_sizes)
+ if (*s == digest_size)
+ {
+ digest_match = 1;
+ break;
+ }
+ vec_foreach (s, vcap->aead.key_sizes)
+ if (*s == key_size)
+ {
+ key_match = 1;
+ break;
+ }
+ vec_foreach (s, vcap->aead.aad_sizes)
+ if (*s == aad_size)
+ {
+ aad_match = 1;
+ break;
+ }
+ }
- alg = key->alg;
+ if (key_match == 1 && digest_match == 1 && aad_match == 1)
+ return 1;
-#define _(a, b, c, d, e, f) \
- if (alg == VNET_CRYPTO_ALG_##a) \
- return 0;
+ return 0;
+}
+static_always_inline int
+cryptodev_check_supported_vnet_alg (vnet_crypto_key_t *key)
+{
+ u32 matched = 0;
+
+ if (key->type == VNET_CRYPTO_KEY_TYPE_LINK)
+ {
+ switch (key->async_alg)
+ {
+#define _(a, b, c, d, e) \
+ case VNET_CRYPTO_ALG_##a##_##d##_TAG##e: \
+ if (check_cipher_support (RTE_CRYPTO_CIPHER_##b, c) && \
+ check_auth_support (RTE_CRYPTO_AUTH_##d##_HMAC, e)) \
+ return 1;
+ foreach_cryptodev_link_async_alg
+#undef _
+ default : return 0;
+ }
+ return 0;
+ }
+
+#define _(a, b, c, d, e, f, g) \
+ if (key->alg == VNET_CRYPTO_ALG_##a) \
+ { \
+ if (check_aead_support (RTE_CRYPTO_AEAD_##c, g, e, f)) \
+ matched++; \
+ }
foreach_vnet_aead_crypto_conversion
#undef _
- return -1;
+
+ if (matched < 2) return 0;
+
+ return 1;
}
-static_always_inline int
+void
+cryptodev_sess_handler (vlib_main_t *vm, vnet_crypto_key_op_t kop,
+ vnet_crypto_key_index_t idx, u32 aad_len)
+{
+ cryptodev_main_t *cmt = &cryptodev_main;
+ vnet_crypto_key_t *key = vnet_crypto_get_key (idx);
+ cryptodev_key_t *ckey = 0;
+ u32 i;
+
+ vec_validate (cmt->keys, idx);
+ ckey = vec_elt_at_index (cmt->keys, idx);
+
+ if (kop == VNET_CRYPTO_KEY_OP_DEL || kop == VNET_CRYPTO_KEY_OP_MODIFY)
+ {
+ if (idx >= vec_len (cmt->keys))
+ return;
+
+ vec_foreach_index (i, cmt->per_numa_data)
+ {
+ if (ckey->keys[i][CRYPTODEV_OP_TYPE_ENCRYPT])
+ {
+ cryptodev_session_del (ckey->keys[i][CRYPTODEV_OP_TYPE_ENCRYPT]);
+ cryptodev_session_del (ckey->keys[i][CRYPTODEV_OP_TYPE_DECRYPT]);
+
+ CLIB_MEMORY_STORE_BARRIER ();
+ ckey->keys[i][CRYPTODEV_OP_TYPE_ENCRYPT] = 0;
+ ckey->keys[i][CRYPTODEV_OP_TYPE_DECRYPT] = 0;
+ }
+ }
+ return;
+ }
+
+ /* create key */
+
+ /* do not create session for unsupported alg */
+ if (cryptodev_check_supported_vnet_alg (key) == 0)
+ return;
+
+ vec_validate (ckey->keys, idx);
+ vec_foreach_index (i, ckey->keys)
+ vec_validate (ckey->keys[i], CRYPTODEV_N_OP_TYPES - 1);
+}
+
+/*static*/ void
+cryptodev_key_handler (vlib_main_t *vm, vnet_crypto_key_op_t kop,
+ vnet_crypto_key_index_t idx)
+{
+ cryptodev_sess_handler (vm, kop, idx, 8);
+}
+
+int
cryptodev_session_create (vlib_main_t *vm, vnet_crypto_key_index_t idx,
u32 aad_len)
{
{
u32 dev_id = dev_inst->dev_id;
struct rte_cryptodev *cdev = rte_cryptodev_pmd_get_dev (dev_id);
+ u32 driver_id = cdev->driver_id;
/* if the session is already configured for the driver type, avoid
configuring it again to increase the session data's refcnt */
- if (sessions[CRYPTODEV_OP_TYPE_ENCRYPT]
- ->sess_data[cdev->driver_id]
- .data &&
- sessions[CRYPTODEV_OP_TYPE_DECRYPT]->sess_data[cdev->driver_id].data)
+ if (sessions[CRYPTODEV_OP_TYPE_ENCRYPT]->sess_data[driver_id].data &&
+ sessions[CRYPTODEV_OP_TYPE_DECRYPT]->sess_data[driver_id].data)
continue;
ret = rte_cryptodev_sym_session_init (
return ret;
}
-static_always_inline void
-cryptodev_sess_handler (vlib_main_t *vm, vnet_crypto_key_op_t kop,
- vnet_crypto_key_index_t idx, u32 aad_len)
-{
- cryptodev_main_t *cmt = &cryptodev_main;
- vnet_crypto_key_t *key = vnet_crypto_get_key (idx);
- cryptodev_key_t *ckey = 0;
- u32 i;
-
- vec_validate (cmt->keys, idx);
- ckey = vec_elt_at_index (cmt->keys, idx);
-
- if (kop == VNET_CRYPTO_KEY_OP_DEL || kop == VNET_CRYPTO_KEY_OP_MODIFY)
- {
- if (idx >= vec_len (cmt->keys))
- return;
-
- vec_foreach_index (i, cmt->per_numa_data)
- {
- if (ckey->keys[i][CRYPTODEV_OP_TYPE_ENCRYPT])
- {
- cryptodev_session_del (ckey->keys[i][CRYPTODEV_OP_TYPE_ENCRYPT]);
- cryptodev_session_del (ckey->keys[i][CRYPTODEV_OP_TYPE_DECRYPT]);
-
- CLIB_MEMORY_STORE_BARRIER ();
- ckey->keys[i][CRYPTODEV_OP_TYPE_ENCRYPT] = 0;
- ckey->keys[i][CRYPTODEV_OP_TYPE_DECRYPT] = 0;
- }
- }
- return;
- }
-
- /* create key */
-
- /* do not create session for unsupported alg */
- if (cryptodev_check_supported_vnet_alg (key))
- return;
-
- vec_validate (ckey->keys, vec_len (cmt->per_numa_data) - 1);
- vec_foreach_index (i, ckey->keys)
- vec_validate (ckey->keys[i], CRYPTODEV_N_OP_TYPES - 1);
-}
-
-/*static*/ void
-cryptodev_key_handler (vlib_main_t * vm, vnet_crypto_key_op_t kop,
- vnet_crypto_key_index_t idx)
-{
- cryptodev_sess_handler (vm, kop, idx, 8);
-}
-
-static_always_inline void
-cryptodev_mark_frame_err_status (vnet_crypto_async_frame_t * f,
- vnet_crypto_op_status_t s)
-{
- u32 n_elts = f->n_elts, i;
-
- for (i = 0; i < n_elts; i++)
- f->elts[i].status = s;
-}
-
-static_always_inline rte_iova_t
-cryptodev_get_iova (clib_pmalloc_main_t * pm, enum rte_iova_mode mode,
- void *data)
-{
- u64 index;
- if (mode == RTE_IOVA_VA)
- return (rte_iova_t) pointer_to_uword (data);
-
- index = clib_pmalloc_get_page_index (pm, data);
- return pointer_to_uword (data) - pm->lookup_table[index];
-}
-
-static_always_inline void
-cryptodev_validate_mbuf_chain (vlib_main_t * vm, struct rte_mbuf *mb,
- vlib_buffer_t * b)
-{
- struct rte_mbuf *first_mb = mb, *last_mb = mb; /**< last mbuf */
- /* when input node is not dpdk, mbuf data len is not initialized, for
- * single buffer it is not a problem since the data length is written
- * into cryptodev operation. For chained buffer a reference data length
- * has to be computed through vlib_buffer.
- *
- * even when input node is dpdk, it is possible chained vlib_buffers
- * are updated (either added or removed a buffer) but not not mbuf fields.
- * we have to re-link every mbuf in the chain.
- */
- u16 data_len = b->current_length + (b->data + b->current_data -
- rte_pktmbuf_mtod (mb, u8 *));
-
- first_mb->nb_segs = 1;
- first_mb->pkt_len = first_mb->data_len = data_len;
-
- while (b->flags & VLIB_BUFFER_NEXT_PRESENT)
- {
- b = vlib_get_buffer (vm, b->next_buffer);
- mb = rte_mbuf_from_vlib_buffer (b);
- if (PREDICT_FALSE ((b->flags & VLIB_BUFFER_EXT_HDR_VALID) == 0))
- rte_pktmbuf_reset (mb);
- last_mb->next = mb;
- last_mb = mb;
- mb->data_len = b->current_length;
- mb->pkt_len = b->current_length;
- mb->data_off = VLIB_BUFFER_PRE_DATA_SIZE + b->current_data;
- first_mb->nb_segs++;
- if (PREDICT_FALSE (b->ref_count > 1))
- mb->pool =
- dpdk_no_cache_mempool_by_buffer_pool_index[b->buffer_pool_index];
- }
-}
-
-static_always_inline int
-cryptodev_frame_linked_algs_enqueue (vlib_main_t * vm,
- vnet_crypto_async_frame_t * frame,
- cryptodev_op_type_t op_type)
-{
- cryptodev_main_t *cmt = &cryptodev_main;
- clib_pmalloc_main_t *pm = vm->physmem_main.pmalloc_main;
- cryptodev_numa_data_t *numa = cmt->per_numa_data + vm->numa_node;
- cryptodev_engine_thread_t *cet = cmt->per_thread_data + vm->thread_index;
- vnet_crypto_async_frame_elt_t *fe;
- struct rte_cryptodev_sym_session *sess = 0;
- cryptodev_op_t **cop;
- u32 *bi;
- u32 n_enqueue, n_elts;
- u32 last_key_index = ~0;
-
- if (PREDICT_FALSE (frame == 0 || frame->n_elts == 0))
- return -1;
- n_elts = frame->n_elts;
-
- if (PREDICT_FALSE (CRYPTODEV_NB_CRYPTO_OPS - cet->inflight < n_elts))
- {
- cryptodev_mark_frame_err_status (frame,
- VNET_CRYPTO_OP_STATUS_FAIL_ENGINE_ERR);
- return -1;
- }
-
- if (PREDICT_FALSE (rte_mempool_get_bulk (numa->cop_pool,
- (void **) cet->cops, n_elts) < 0))
- {
- cryptodev_mark_frame_err_status (frame,
- VNET_CRYPTO_OP_STATUS_FAIL_ENGINE_ERR);
- return -1;
- }
-
- cop = cet->cops;
- fe = frame->elts;
- bi = frame->buffer_indices;
- cop[0]->frame = frame;
- cop[0]->n_elts = n_elts;
-
- while (n_elts)
- {
- vlib_buffer_t *b = vlib_get_buffer (vm, bi[0]);
- struct rte_crypto_sym_op *sop = &cop[0]->sop;
- i16 crypto_offset = fe->crypto_start_offset;
- i16 integ_offset = fe->integ_start_offset;
- u32 offset_diff = crypto_offset - integ_offset;
-
- if (n_elts > 2)
- {
- CLIB_PREFETCH (cop[1], CLIB_CACHE_LINE_BYTES * 3, STORE);
- CLIB_PREFETCH (cop[2], CLIB_CACHE_LINE_BYTES * 3, STORE);
- CLIB_PREFETCH (&fe[1], CLIB_CACHE_LINE_BYTES, LOAD);
- CLIB_PREFETCH (&fe[2], CLIB_CACHE_LINE_BYTES, LOAD);
- }
- if (last_key_index != fe->key_index)
- {
- cryptodev_key_t *key = vec_elt_at_index (cmt->keys, fe->key_index);
- last_key_index = fe->key_index;
-
- if (key->keys[vm->numa_node][op_type] == 0)
- {
- if (PREDICT_FALSE (
- cryptodev_session_create (vm, last_key_index, 0) < 0))
- {
- cryptodev_mark_frame_err_status (
- frame, VNET_CRYPTO_OP_STATUS_FAIL_ENGINE_ERR);
- return -1;
- }
- }
- sess = key->keys[vm->numa_node][op_type];
- }
-
- sop->m_src = rte_mbuf_from_vlib_buffer (b);
- sop->m_src->data_off = VLIB_BUFFER_PRE_DATA_SIZE;
- sop->m_dst = 0;
- /* mbuf prepend happens in the tx, but vlib_buffer happens in the nodes,
- * so we have to manually adjust mbuf data_off here so cryptodev can
- * correctly compute the data pointer. The prepend here will be later
- * rewritten by tx. */
- if (PREDICT_TRUE (fe->integ_start_offset < 0))
- {
- sop->m_src->data_off += fe->integ_start_offset;
- integ_offset = 0;
- crypto_offset = offset_diff;
- }
- sop->session = sess;
- sop->cipher.data.offset = crypto_offset;
- sop->cipher.data.length = fe->crypto_total_length;
- sop->auth.data.offset = integ_offset;
- sop->auth.data.length = fe->crypto_total_length + fe->integ_length_adj;
- sop->auth.digest.data = fe->digest;
- sop->auth.digest.phys_addr = cryptodev_get_iova (pm, cmt->iova_mode,
- fe->digest);
- if (PREDICT_FALSE (fe->flags & VNET_CRYPTO_OP_FLAG_CHAINED_BUFFERS))
- cryptodev_validate_mbuf_chain (vm, sop->m_src, b);
- else
- /* for input nodes that are not dpdk-input, it is possible the mbuf
- * was updated before as one of the chained mbufs. Setting nb_segs
- * to 1 here to prevent the cryptodev PMD to access potentially
- * invalid m_src->next pointers.
- */
- sop->m_src->nb_segs = 1;
- clib_memcpy_fast (cop[0]->iv, fe->iv, 16);
- cop++;
- bi++;
- fe++;
- n_elts--;
- }
-
- n_enqueue = rte_cryptodev_enqueue_burst (cet->cryptodev_id,
- cet->cryptodev_q,
- (struct rte_crypto_op **)
- cet->cops, frame->n_elts);
- ASSERT (n_enqueue == frame->n_elts);
- cet->inflight += n_enqueue;
-
- return 0;
-}
-
-static_always_inline int
-cryptodev_frame_gcm_enqueue (vlib_main_t * vm,
- vnet_crypto_async_frame_t * frame,
- cryptodev_op_type_t op_type, u8 aad_len)
-{
- cryptodev_main_t *cmt = &cryptodev_main;
- clib_pmalloc_main_t *pm = vm->physmem_main.pmalloc_main;
- cryptodev_numa_data_t *numa = cmt->per_numa_data + vm->numa_node;
- cryptodev_engine_thread_t *cet = cmt->per_thread_data + vm->thread_index;
- vnet_crypto_async_frame_elt_t *fe;
- struct rte_cryptodev_sym_session *sess = 0;
- cryptodev_op_t **cop;
- u32 *bi;
- u32 n_enqueue = 0, n_elts;
- u32 last_key_index = ~0;
-
- if (PREDICT_FALSE (frame == 0 || frame->n_elts == 0))
- return -1;
- n_elts = frame->n_elts;
-
- if (PREDICT_FALSE (CRYPTODEV_NB_CRYPTO_OPS - cet->inflight < n_elts))
- {
- cryptodev_mark_frame_err_status (frame,
- VNET_CRYPTO_OP_STATUS_FAIL_ENGINE_ERR);
- return -1;
- }
-
- if (PREDICT_FALSE (rte_mempool_get_bulk (numa->cop_pool,
- (void **) cet->cops, n_elts) < 0))
- {
- cryptodev_mark_frame_err_status (frame,
- VNET_CRYPTO_OP_STATUS_FAIL_ENGINE_ERR);
- return -1;
- }
-
- cop = cet->cops;
- fe = frame->elts;
- bi = frame->buffer_indices;
- cop[0]->frame = frame;
- cop[0]->n_elts = n_elts;
-
- while (n_elts)
- {
- vlib_buffer_t *b = vlib_get_buffer (vm, bi[0]);
- struct rte_crypto_sym_op *sop = &cop[0]->sop;
- u16 crypto_offset = fe->crypto_start_offset;
-
- if (n_elts > 2)
- {
- CLIB_PREFETCH (cop[1], CLIB_CACHE_LINE_BYTES * 3, STORE);
- CLIB_PREFETCH (cop[2], CLIB_CACHE_LINE_BYTES * 3, STORE);
- CLIB_PREFETCH (&fe[1], CLIB_CACHE_LINE_BYTES, LOAD);
- CLIB_PREFETCH (&fe[2], CLIB_CACHE_LINE_BYTES, LOAD);
- }
- if (last_key_index != fe->key_index)
- {
- cryptodev_key_t *key = vec_elt_at_index (cmt->keys, fe->key_index);
-
- last_key_index = fe->key_index;
- if (key->keys[vm->numa_node][op_type] == 0)
- {
- if (PREDICT_FALSE (cryptodev_session_create (vm, last_key_index,
- aad_len) < 0))
- {
- cryptodev_mark_frame_err_status (
- frame, VNET_CRYPTO_OP_STATUS_FAIL_ENGINE_ERR);
- return -1;
- }
- }
- else if (PREDICT_FALSE (
- key->keys[vm->numa_node][op_type]->opaque_data !=
- aad_len))
- {
- cryptodev_sess_handler (vm, VNET_CRYPTO_KEY_OP_DEL,
- fe->key_index, aad_len);
- if (PREDICT_FALSE (cryptodev_session_create (vm, last_key_index,
- aad_len) < 0))
- {
- cryptodev_mark_frame_err_status (
- frame, VNET_CRYPTO_OP_STATUS_FAIL_ENGINE_ERR);
- return -1;
- }
- }
-
- sess = key->keys[vm->numa_node][op_type];
- }
-
- sop->m_src = rte_mbuf_from_vlib_buffer (b);
- sop->m_src->data_off = VLIB_BUFFER_PRE_DATA_SIZE;
- sop->m_dst = 0;
- /* mbuf prepend happens in the tx, but vlib_buffer happens in the nodes,
- * so we have to manually adjust mbuf data_off here so cryptodev can
- * correctly compute the data pointer. The prepend here will be later
- * rewritten by tx. */
- if (PREDICT_FALSE (fe->crypto_start_offset < 0))
- {
- rte_pktmbuf_prepend (sop->m_src, -fe->crypto_start_offset);
- crypto_offset = 0;
- }
-
- sop->session = sess;
- sop->aead.aad.data = cop[0]->aad;
- sop->aead.aad.phys_addr = cop[0]->op.phys_addr + CRYPTODEV_AAD_OFFSET;
- sop->aead.data.length = fe->crypto_total_length;
- sop->aead.data.offset = crypto_offset;
- sop->aead.digest.data = fe->tag;
- sop->aead.digest.phys_addr = cryptodev_get_iova (pm, cmt->iova_mode,
- fe->tag);
- if (PREDICT_FALSE (fe->flags & VNET_CRYPTO_OP_FLAG_CHAINED_BUFFERS))
- cryptodev_validate_mbuf_chain (vm, sop->m_src, b);
- else
- /* for input nodes that are not dpdk-input, it is possible the mbuf
- * was updated before as one of the chained mbufs. Setting nb_segs
- * to 1 here to prevent the cryptodev PMD to access potentially
- * invalid m_src->next pointers.
- */
- sop->m_src->nb_segs = 1;
- clib_memcpy_fast (cop[0]->iv, fe->iv, 12);
- clib_memcpy_fast (cop[0]->aad, fe->aad, aad_len);
- cop++;
- bi++;
- fe++;
- n_elts--;
- }
-
- n_enqueue = rte_cryptodev_enqueue_burst (cet->cryptodev_id,
- cet->cryptodev_q,
- (struct rte_crypto_op **)
- cet->cops, frame->n_elts);
- ASSERT (n_enqueue == frame->n_elts);
- cet->inflight += n_enqueue;
-
- return 0;
-}
-
-static_always_inline cryptodev_op_t *
-cryptodev_get_ring_head (struct rte_ring * ring)
-{
- cryptodev_op_t **r = (void *) &ring[1];
- return r[ring->cons.head & ring->mask];
-}
-
-static_always_inline vnet_crypto_async_frame_t *
-cryptodev_frame_dequeue (vlib_main_t * vm, u32 * nb_elts_processed,
- u32 * enqueue_thread_idx)
-{
- cryptodev_main_t *cmt = &cryptodev_main;
- cryptodev_numa_data_t *numa = cmt->per_numa_data + vm->numa_node;
- cryptodev_engine_thread_t *cet = cmt->per_thread_data + vm->thread_index;
- cryptodev_op_t *cop0, **cop = cet->cops;
- vnet_crypto_async_frame_elt_t *fe;
- vnet_crypto_async_frame_t *frame;
- u32 n_elts, n_completed_ops = rte_ring_count (cet->ring);
- u32 ss0 = 0, ss1 = 0, ss2 = 0, ss3 = 0; /* sum of status */
-
- if (cet->inflight)
- {
- n_elts = clib_min (CRYPTODEV_NB_CRYPTO_OPS - n_completed_ops,
- VNET_CRYPTO_FRAME_SIZE);
- n_elts = rte_cryptodev_dequeue_burst
- (cet->cryptodev_id, cet->cryptodev_q,
- (struct rte_crypto_op **) cet->cops, n_elts);
- cet->inflight -= n_elts;
- n_completed_ops += n_elts;
-
- rte_ring_sp_enqueue_burst (cet->ring, (void *) cet->cops, n_elts, NULL);
- }
-
- if (PREDICT_FALSE (n_completed_ops == 0))
- return 0;
-
- cop0 = cryptodev_get_ring_head (cet->ring);
- /* not a single frame is finished */
- if (PREDICT_FALSE (cop0->n_elts > rte_ring_count (cet->ring)))
- return 0;
-
- frame = cop0->frame;
- n_elts = cop0->n_elts;
- n_elts = rte_ring_sc_dequeue_bulk (cet->ring, (void **) cet->cops,
- n_elts, 0);
- fe = frame->elts;
-
- while (n_elts > 4)
- {
- ss0 |= fe[0].status = cryptodev_status_conversion[cop[0]->op.status];
- ss1 |= fe[1].status = cryptodev_status_conversion[cop[1]->op.status];
- ss2 |= fe[2].status = cryptodev_status_conversion[cop[2]->op.status];
- ss3 |= fe[3].status = cryptodev_status_conversion[cop[3]->op.status];
-
- cop += 4;
- fe += 4;
- n_elts -= 4;
- }
-
- while (n_elts)
- {
- ss0 |= fe[0].status = cryptodev_status_conversion[cop[0]->op.status];
- fe++;
- cop++;
- n_elts--;
- }
-
- frame->state = (ss0 | ss1 | ss2 | ss3) == VNET_CRYPTO_OP_STATUS_COMPLETED ?
- VNET_CRYPTO_FRAME_STATE_SUCCESS : VNET_CRYPTO_FRAME_STATE_ELT_ERROR;
-
- rte_mempool_put_bulk (numa->cop_pool, (void **) cet->cops, frame->n_elts);
- *nb_elts_processed = frame->n_elts;
- *enqueue_thread_idx = frame->enqueue_thread_index;
- return frame;
-}
-
-/* *INDENT-OFF* */
-static_always_inline int
-cryptodev_enqueue_gcm_aad_8_enc (vlib_main_t * vm,
- vnet_crypto_async_frame_t * frame)
-{
- return cryptodev_frame_gcm_enqueue (vm, frame,
- CRYPTODEV_OP_TYPE_ENCRYPT, 8);
-}
-static_always_inline int
-cryptodev_enqueue_gcm_aad_12_enc (vlib_main_t * vm,
- vnet_crypto_async_frame_t * frame)
-{
- return cryptodev_frame_gcm_enqueue (vm, frame,
- CRYPTODEV_OP_TYPE_ENCRYPT, 12);
-}
-
-static_always_inline int
-cryptodev_enqueue_gcm_aad_8_dec (vlib_main_t * vm,
- vnet_crypto_async_frame_t * frame)
-{
- return cryptodev_frame_gcm_enqueue (vm, frame,
- CRYPTODEV_OP_TYPE_DECRYPT, 8);
-}
-static_always_inline int
-cryptodev_enqueue_gcm_aad_12_dec (vlib_main_t * vm,
- vnet_crypto_async_frame_t * frame)
-{
- return cryptodev_frame_gcm_enqueue (vm, frame,
- CRYPTODEV_OP_TYPE_DECRYPT, 12);
-}
-
-static_always_inline int
-cryptodev_enqueue_linked_alg_enc (vlib_main_t * vm,
- vnet_crypto_async_frame_t * frame)
-{
- return cryptodev_frame_linked_algs_enqueue (vm, frame,
- CRYPTODEV_OP_TYPE_ENCRYPT);
-}
-
-static_always_inline int
-cryptodev_enqueue_linked_alg_dec (vlib_main_t * vm,
- vnet_crypto_async_frame_t * frame)
-{
- return cryptodev_frame_linked_algs_enqueue (vm, frame,
- CRYPTODEV_OP_TYPE_DECRYPT);
-}
-
typedef enum
{
CRYPTODEV_RESOURCE_ASSIGN_AUTO = 0,
if (clib_bitmap_get (cmt->active_cdev_inst_mask, cryptodev_inst_index)
== 1)
return -EBUSY;
+
vec_foreach_index (idx, cmt->cryptodev_inst)
{
cinst = cmt->cryptodev_inst + idx;
vec_foreach_index (inst, cmt->cryptodev_inst)
vlib_cli_output (vm, "%-5u%U", inst, format_cryptodev_inst, inst);
+ if (cmt->is_raw_api)
+ vlib_cli_output (vm, "Cryptodev Data Path API used: RAW Data Path API");
+ else
+ vlib_cli_output (vm, "Cryptodev Data Path API used: crypto operation API");
return 0;
}
CRYPTODEV_RESOURCE_ASSIGN_UPDATE);
if (ret)
{
- error = clib_error_return (0, "cryptodev_assign_resource returned %i",
- ret);
+ error =
+ clib_error_return (0, "cryptodev_assign_resource returned %d", ret);
return error;
}
.function = cryptodev_set_assignment_fn,
};
-static int
-check_cryptodev_alg_support (u32 dev_id)
-{
- const struct rte_cryptodev_symmetric_capability *cap;
- struct rte_cryptodev_sym_capability_idx cap_idx;
-
-#define _(a, b, c, d, e, f) \
- cap_idx.type = RTE_CRYPTO_SYM_XFORM_##b; \
- cap_idx.algo.aead = RTE_CRYPTO_##b##_##c; \
- cap = rte_cryptodev_sym_capability_get (dev_id, &cap_idx); \
- if (!cap) \
- return -RTE_CRYPTO_##b##_##c; \
- else \
- { \
- if (cap->aead.digest_size.min > e || cap->aead.digest_size.max < e) \
- return -RTE_CRYPTO_##b##_##c; \
- if (cap->aead.aad_size.min > f || cap->aead.aad_size.max < f) \
- return -RTE_CRYPTO_##b##_##c; \
- if (cap->aead.iv_size.min > d || cap->aead.iv_size.max < d) \
- return -RTE_CRYPTO_##b##_##c; \
- }
-
- foreach_vnet_aead_crypto_conversion
-#undef _
-
-#define _(a, b, c, d) \
- cap_idx.type = RTE_CRYPTO_SYM_XFORM_CIPHER; \
- cap_idx.algo.cipher = RTE_CRYPTO_CIPHER_##b; \
- cap = rte_cryptodev_sym_capability_get (dev_id, &cap_idx); \
- if (!cap) \
- return -RTE_CRYPTO_CIPHER_##b; \
- cap_idx.type = RTE_CRYPTO_SYM_XFORM_AUTH; \
- cap_idx.algo.auth = RTE_CRYPTO_AUTH_##c##_HMAC; \
- cap = rte_cryptodev_sym_capability_get (dev_id, &cap_idx); \
- if (!cap) \
- return -RTE_CRYPTO_AUTH_##c;
-
- foreach_cryptodev_link_async_alg
-#undef _
- return 0;
-}
-
static u32
cryptodev_count_queue (u32 numa)
{
for (i = 0; i < n_cryptodev; i++)
{
rte_cryptodev_info_get (i, &info);
-
- /* only device support symmetric crypto is used */
- if (!(info.feature_flags & RTE_CRYPTODEV_FF_SYMMETRIC_CRYPTO))
- continue;
q_count += info.max_nb_queue_pairs;
}
}
static int
-cryptodev_configure (vlib_main_t *vm, uint32_t cryptodev_id)
+cryptodev_configure (vlib_main_t *vm, u32 cryptodev_id)
{
+ struct rte_cryptodev_config cfg;
struct rte_cryptodev_info info;
- struct rte_cryptodev *cdev;
cryptodev_main_t *cmt = &cryptodev_main;
u32 i;
int ret;
rte_cryptodev_info_get (cryptodev_id, &info);
- /* do not configure the device that does not support symmetric crypto */
if (!(info.feature_flags & RTE_CRYPTODEV_FF_SYMMETRIC_CRYPTO))
- return 0;
+ return -1;
- ret = check_cryptodev_alg_support (cryptodev_id);
- if (ret != 0)
- return ret;
+ cfg.socket_id = info.device->numa_node;
+ cfg.nb_queue_pairs = info.max_nb_queue_pairs;
- cdev = rte_cryptodev_pmd_get_dev (cryptodev_id);
- /** If the device is already started, we reuse it, otherwise configure
- * both the device and queue pair.
- **/
- if (!cdev->data->dev_started)
- {
- struct rte_cryptodev_config cfg;
+ rte_cryptodev_configure (cryptodev_id, &cfg);
- cfg.socket_id = info.device->numa_node;
- cfg.nb_queue_pairs = info.max_nb_queue_pairs;
+ for (i = 0; i < info.max_nb_queue_pairs; i++)
+ {
+ struct rte_cryptodev_qp_conf qp_cfg;
- rte_cryptodev_configure (cryptodev_id, &cfg);
+ qp_cfg.mp_session = 0;
+ qp_cfg.mp_session_private = 0;
+ qp_cfg.nb_descriptors = CRYPTODEV_NB_CRYPTO_OPS;
- for (i = 0; i < info.max_nb_queue_pairs; i++)
+ ret = rte_cryptodev_queue_pair_setup (cryptodev_id, i, &qp_cfg,
+ info.device->numa_node);
+ if (ret)
{
- struct rte_cryptodev_qp_conf qp_cfg;
-
- int ret;
-
- qp_cfg.mp_session = 0;
- qp_cfg.mp_session_private = 0;
- qp_cfg.nb_descriptors = CRYPTODEV_NB_CRYPTO_OPS;
-
- ret = rte_cryptodev_queue_pair_setup (cryptodev_id, i, &qp_cfg,
- info.device->numa_node);
- if (ret)
- break;
+ clib_warning ("Cryptodev: Configure device %u queue %u failed %d",
+ cryptodev_id, i, ret);
+ break;
}
- if (i != info.max_nb_queue_pairs)
- return -1;
- /* start the device */
- rte_cryptodev_start (i);
}
- for (i = 0; i < cdev->data->nb_queue_pairs; i++)
+ if (i != info.max_nb_queue_pairs)
+ return -1;
+
+ /* start the device */
+ rte_cryptodev_start (cryptodev_id);
+
+ for (i = 0; i < info.max_nb_queue_pairs; i++)
{
cryptodev_inst_t *cdev_inst;
vec_add2(cmt->cryptodev_inst, cdev_inst, 1);
}
static int
-cryptodev_probe (vlib_main_t *vm, u32 n_workers)
+cryptodev_supports_param_value (u32 *params, u32 param_value)
+{
+ u32 *value;
+ vec_foreach (value, params)
+ {
+ if (*value == param_value)
+ return 1;
+ }
+ return 0;
+}
+
+int
+cryptodev_check_cap_support (struct rte_cryptodev_sym_capability_idx *idx,
+ u32 key_size, u32 digest_size, u32 aad_size)
{
cryptodev_main_t *cmt = &cryptodev_main;
- u32 n_queues = cryptodev_count_queue (vm->numa_node);
- u32 i;
- int ret;
+ cryptodev_capability_t *cap;
+ vec_foreach (cap, cmt->supported_caps)
+ {
- /* If there is not enough queues, exit */
- if (n_queues < n_workers)
- return -1;
+ if (cap->xform_type != idx->type)
+ continue;
- for (i = 0; i < rte_cryptodev_count (); i++)
+ if (idx->type == RTE_CRYPTO_SYM_XFORM_AUTH &&
+ cap->auth.algo == idx->algo.auth &&
+ cryptodev_supports_param_value (cap->auth.digest_sizes, digest_size))
+ return 1;
+
+ if (idx->type == RTE_CRYPTO_SYM_XFORM_CIPHER &&
+ cap->cipher.algo == idx->algo.cipher &&
+ cryptodev_supports_param_value (cap->cipher.key_sizes, key_size))
+ return 1;
+
+ if (idx->type == RTE_CRYPTO_SYM_XFORM_AEAD &&
+ cap->aead.algo == idx->algo.aead &&
+ cryptodev_supports_param_value (cap->aead.key_sizes, key_size) &&
+ cryptodev_supports_param_value (cap->aead.digest_sizes,
+ digest_size) &&
+ cryptodev_supports_param_value (cap->aead.aad_sizes, aad_size))
+ return 1;
+ }
+ return 0;
+}
+
+static void
+remove_unsupported_param_size (u32 **param_sizes, u32 param_size_min,
+ u32 param_size_max, u32 increment)
+{
+ u32 i = 0;
+ u32 cap_param_size;
+
+ while (i < vec_len (*param_sizes))
{
- ret = cryptodev_configure (vm, i);
- if (ret)
- return ret;
+ u32 found_param = 0;
+ for (cap_param_size = param_size_min; cap_param_size <= param_size_max;
+ cap_param_size += increment)
+ {
+ if ((*param_sizes)[i] == cap_param_size)
+ {
+ found_param = 1;
+ break;
+ }
+ if (increment == 0)
+ break;
+ }
+ if (!found_param)
+ /* no such param_size in cap so delete this size in temp_cap params */
+ vec_delete (*param_sizes, 1, i);
+ else
+ i++;
}
+}
- vec_sort_with_function(cmt->cryptodev_inst, cryptodev_cmp);
+static void
+cryptodev_delete_cap (cryptodev_capability_t **temp_caps, u32 temp_cap_id)
+{
+ cryptodev_capability_t temp_cap = (*temp_caps)[temp_cap_id];
- return 0;
+ switch (temp_cap.xform_type)
+ {
+ case RTE_CRYPTO_SYM_XFORM_AUTH:
+ vec_free (temp_cap.auth.digest_sizes);
+ break;
+ case RTE_CRYPTO_SYM_XFORM_CIPHER:
+ vec_free (temp_cap.cipher.key_sizes);
+ break;
+ case RTE_CRYPTO_SYM_XFORM_AEAD:
+ vec_free (temp_cap.aead.key_sizes);
+ vec_free (temp_cap.aead.aad_sizes);
+ vec_free (temp_cap.aead.digest_sizes);
+ break;
+ default:
+ break;
+ }
+ vec_delete (*temp_caps, 1, temp_cap_id);
+}
+
+static u32
+cryptodev_remove_unsupported_param_sizes (
+ cryptodev_capability_t *temp_cap,
+ const struct rte_cryptodev_capabilities *dev_caps)
+{
+ u32 cap_found = 0;
+ const struct rte_cryptodev_capabilities *cap = &dev_caps[0];
+
+ while (cap->op != RTE_CRYPTO_OP_TYPE_UNDEFINED)
+ {
+ if (cap->sym.xform_type == temp_cap->xform_type)
+ switch (cap->sym.xform_type)
+ {
+ case RTE_CRYPTO_SYM_XFORM_CIPHER:
+ if (cap->sym.cipher.algo == temp_cap->cipher.algo)
+ {
+ remove_unsupported_param_size (
+ &temp_cap->cipher.key_sizes, cap->sym.cipher.key_size.min,
+ cap->sym.cipher.key_size.max,
+ cap->sym.cipher.key_size.increment);
+ if (vec_len (temp_cap->cipher.key_sizes) > 0)
+ cap_found = 1;
+ }
+ break;
+ case RTE_CRYPTO_SYM_XFORM_AUTH:
+ if (cap->sym.auth.algo == temp_cap->auth.algo)
+ {
+ remove_unsupported_param_size (
+ &temp_cap->auth.digest_sizes, cap->sym.auth.digest_size.min,
+ cap->sym.auth.digest_size.max,
+ cap->sym.auth.digest_size.increment);
+ if (vec_len (temp_cap->auth.digest_sizes) > 0)
+ cap_found = 1;
+ }
+ break;
+ case RTE_CRYPTO_SYM_XFORM_AEAD:
+ if (cap->sym.aead.algo == temp_cap->aead.algo)
+ {
+ remove_unsupported_param_size (
+ &temp_cap->aead.key_sizes, cap->sym.aead.key_size.min,
+ cap->sym.aead.key_size.max,
+ cap->sym.aead.key_size.increment);
+ remove_unsupported_param_size (
+ &temp_cap->aead.aad_sizes, cap->sym.aead.aad_size.min,
+ cap->sym.aead.aad_size.max,
+ cap->sym.aead.aad_size.increment);
+ remove_unsupported_param_size (
+ &temp_cap->aead.digest_sizes, cap->sym.aead.digest_size.min,
+ cap->sym.aead.digest_size.max,
+ cap->sym.aead.digest_size.increment);
+ if (vec_len (temp_cap->aead.key_sizes) > 0 &&
+ vec_len (temp_cap->aead.aad_sizes) > 0 &&
+ vec_len (temp_cap->aead.digest_sizes) > 0)
+ cap_found = 1;
+ }
+ break;
+ default:
+ break;
+ }
+ if (cap_found)
+ break;
+ cap++;
+ }
+
+ return cap_found;
+}
+
+static void
+cryptodev_get_common_capabilities ()
+{
+ cryptodev_main_t *cmt = &cryptodev_main;
+ cryptodev_inst_t *dev_inst;
+ struct rte_cryptodev_info dev_info;
+ u32 previous_dev_id, dev_id;
+ u32 cap_id = 0;
+ u32 param;
+ cryptodev_capability_t tmp_cap;
+ const struct rte_cryptodev_capabilities *cap;
+ const struct rte_cryptodev_capabilities *dev_caps;
+
+ if (vec_len (cmt->cryptodev_inst) == 0)
+ return;
+ dev_inst = vec_elt_at_index (cmt->cryptodev_inst, 0);
+ rte_cryptodev_info_get (dev_inst->dev_id, &dev_info);
+ cap = &dev_info.capabilities[0];
+
+ /*init capabilities vector*/
+ while (cap->op != RTE_CRYPTO_OP_TYPE_UNDEFINED)
+ {
+ if (cap->op != RTE_CRYPTO_OP_TYPE_SYMMETRIC)
+ {
+ cap++;
+ continue;
+ }
+
+ tmp_cap.xform_type = cap->sym.xform_type;
+ switch (cap->sym.xform_type)
+ {
+ case RTE_CRYPTO_SYM_XFORM_CIPHER:
+ tmp_cap.cipher.key_sizes = 0;
+ tmp_cap.cipher.algo = cap->sym.cipher.algo;
+ for (param = cap->sym.cipher.key_size.min;
+ param <= cap->sym.cipher.key_size.max;
+ param += cap->sym.cipher.key_size.increment)
+ {
+ vec_add1 (tmp_cap.cipher.key_sizes, param);
+ if (cap->sym.cipher.key_size.increment == 0)
+ break;
+ }
+ break;
+ case RTE_CRYPTO_SYM_XFORM_AUTH:
+ tmp_cap.auth.algo = cap->sym.auth.algo;
+ tmp_cap.auth.digest_sizes = 0;
+ for (param = cap->sym.auth.digest_size.min;
+ param <= cap->sym.auth.digest_size.max;
+ param += cap->sym.auth.digest_size.increment)
+ {
+ vec_add1 (tmp_cap.auth.digest_sizes, param);
+ if (cap->sym.auth.digest_size.increment == 0)
+ break;
+ }
+ break;
+ case RTE_CRYPTO_SYM_XFORM_AEAD:
+ tmp_cap.aead.key_sizes = 0;
+ tmp_cap.aead.aad_sizes = 0;
+ tmp_cap.aead.digest_sizes = 0;
+ tmp_cap.aead.algo = cap->sym.aead.algo;
+ for (param = cap->sym.aead.key_size.min;
+ param <= cap->sym.aead.key_size.max;
+ param += cap->sym.aead.key_size.increment)
+ {
+ vec_add1 (tmp_cap.aead.key_sizes, param);
+ if (cap->sym.aead.key_size.increment == 0)
+ break;
+ }
+ for (param = cap->sym.aead.aad_size.min;
+ param <= cap->sym.aead.aad_size.max;
+ param += cap->sym.aead.aad_size.increment)
+ {
+ vec_add1 (tmp_cap.aead.aad_sizes, param);
+ if (cap->sym.aead.aad_size.increment == 0)
+ break;
+ }
+ for (param = cap->sym.aead.digest_size.min;
+ param <= cap->sym.aead.digest_size.max;
+ param += cap->sym.aead.digest_size.increment)
+ {
+ vec_add1 (tmp_cap.aead.digest_sizes, param);
+ if (cap->sym.aead.digest_size.increment == 0)
+ break;
+ }
+ break;
+ default:
+ break;
+ }
+
+ vec_add1 (cmt->supported_caps, tmp_cap);
+ cap++;
+ }
+
+ while (cap_id < vec_len (cmt->supported_caps))
+ {
+ u32 cap_is_supported = 1;
+ previous_dev_id = cmt->cryptodev_inst->dev_id;
+
+ vec_foreach (dev_inst, cmt->cryptodev_inst)
+ {
+ dev_id = dev_inst->dev_id;
+ if (previous_dev_id != dev_id)
+ {
+ previous_dev_id = dev_id;
+ rte_cryptodev_info_get (dev_id, &dev_info);
+ dev_caps = &dev_info.capabilities[0];
+ cap_is_supported = cryptodev_remove_unsupported_param_sizes (
+ &cmt->supported_caps[cap_id], dev_caps);
+ if (!cap_is_supported)
+ {
+ cryptodev_delete_cap (&cmt->supported_caps, cap_id);
+ /*no need to check other devices as this one doesn't support
+ * this temp_cap*/
+ break;
+ }
+ }
+ }
+ if (cap_is_supported)
+ cap_id++;
+ }
}
static int
-cryptodev_get_session_sz (vlib_main_t *vm, uint32_t n_workers)
+cryptodev_probe (vlib_main_t *vm, u32 n_workers)
{
- u32 sess_data_sz = 0, i;
+ cryptodev_main_t *cmt = &cryptodev_main;
+ u32 n_queues = cryptodev_count_queue (vm->numa_node);
+ u32 i;
- if (rte_cryptodev_count () == 0)
+ if (n_queues < n_workers)
return -1;
for (i = 0; i < rte_cryptodev_count (); i++)
- {
- u32 dev_sess_sz = rte_cryptodev_sym_get_private_session_size (i);
+ cryptodev_configure (vm, i);
- sess_data_sz = dev_sess_sz > sess_data_sz ? dev_sess_sz : sess_data_sz;
- }
+ if (vec_len (cmt->cryptodev_inst) == 0)
+ return -1;
+ cryptodev_get_common_capabilities ();
+ vec_sort_with_function (cmt->cryptodev_inst, cryptodev_cmp);
+
+ /* if there is not enough device stop cryptodev */
+ if (vec_len (cmt->cryptodev_inst) < n_workers)
+ return -1;
- return sess_data_sz;
+ return 0;
}
static void
-dpdk_disable_cryptodev_engine (vlib_main_t * vm)
+cryptodev_get_max_sz (u32 *max_sess_sz, u32 *max_dp_sz)
{
cryptodev_main_t *cmt = &cryptodev_main;
- cryptodev_numa_data_t *numa_data;
+ cryptodev_inst_t *cinst;
+ u32 max_sess = 0, max_dp = 0;
- vec_validate (cmt->per_numa_data, vm->numa_node);
- numa_data = vec_elt_at_index (cmt->per_numa_data, vm->numa_node);
-
- if (numa_data->sess_pool)
- rte_mempool_free (numa_data->sess_pool);
- if (numa_data->sess_priv_pool)
- rte_mempool_free (numa_data->sess_priv_pool);
- if (numa_data->cop_pool)
- rte_mempool_free (numa_data->cop_pool);
+ vec_foreach (cinst, cmt->cryptodev_inst)
+ {
+ u32 sess_sz = rte_cryptodev_sym_get_private_session_size (cinst->dev_id);
+ u32 dp_sz = rte_cryptodev_get_raw_dp_ctx_size (cinst->dev_id);
+
+ max_sess = clib_max (sess_sz, max_sess);
+ max_dp = clib_max (dp_sz, max_dp);
+ }
+
+ *max_sess_sz = max_sess;
+ *max_dp_sz = max_dp;
}
static void
-crypto_op_init (struct rte_mempool *mempool,
- void *_arg __attribute__ ((unused)),
- void *_obj, unsigned i __attribute__ ((unused)))
+dpdk_disable_cryptodev_engine (vlib_main_t *vm)
{
- struct rte_crypto_op *op = _obj;
+ vlib_thread_main_t *tm = vlib_get_thread_main ();
+ cryptodev_main_t *cmt = &cryptodev_main;
+ u32 i;
- op->sess_type = RTE_CRYPTO_OP_WITH_SESSION;
- op->type = RTE_CRYPTO_OP_TYPE_SYMMETRIC;
- op->status = RTE_CRYPTO_OP_STATUS_NOT_PROCESSED;
- op->phys_addr = rte_mempool_virt2iova (_obj);
- op->mempool = mempool;
-}
+ for (i = (vlib_num_workers () > 0); i < tm->n_vlib_mains; i++)
+ {
+ u32 numa = vlib_get_main_by_index (i)->numa_node;
+ cryptodev_numa_data_t *numa_data;
+ vec_validate (cmt->per_numa_data, numa);
+ numa_data = cmt->per_numa_data + numa;
+ if (numa_data->sess_pool)
+ rte_mempool_free (numa_data->sess_pool);
+ if (numa_data->sess_priv_pool)
+ rte_mempool_free (numa_data->sess_priv_pool);
+ }
+}
clib_error_t *
dpdk_cryptodev_init (vlib_main_t * vm)
{
cryptodev_main_t *cmt = &cryptodev_main;
vlib_thread_main_t *tm = vlib_get_thread_main ();
- cryptodev_engine_thread_t *ptd;
+ cryptodev_engine_thread_t *cet;
cryptodev_numa_data_t *numa_data;
struct rte_mempool *mp;
u32 skip_master = vlib_num_workers () > 0;
u32 n_workers = tm->n_vlib_mains - skip_master;
u32 numa = vm->numa_node;
- i32 sess_sz;
- u64 n_cop_elts;
+ u32 sess_sz, dp_sz;
u32 eidx;
u32 i;
u8 *name = 0;
clib_error_t *error;
- struct rte_crypto_op_pool_private *priv;
cmt->iova_mode = rte_eal_iova_mode ();
- sess_sz = cryptodev_get_session_sz(vm, n_workers);
- if (sess_sz < 0)
- {
- error = clib_error_return (0, "Not enough cryptodevs");
- return error;
- }
-
- /* A total of 4 times n_worker threads * frame size as crypto ops */
- n_cop_elts = max_pow2 ((u64)n_workers * CRYPTODEV_NB_CRYPTO_OPS);
+ vec_validate (cmt->per_numa_data, vm->numa_node);
/* probe all cryptodev devices and get queue info */
if (cryptodev_probe (vm, n_workers) < 0)
goto err_handling;
}
+ cryptodev_get_max_sz (&sess_sz, &dp_sz);
+
clib_bitmap_vec_validate (cmt->active_cdev_inst_mask, tm->n_vlib_mains);
clib_spinlock_init (&cmt->tlock);
CLIB_CACHE_LINE_BYTES);
for (i = skip_master; i < tm->n_vlib_mains; i++)
{
- ptd = cmt->per_thread_data + i;
-
- cryptodev_assign_resource (ptd, 0, CRYPTODEV_RESOURCE_ASSIGN_AUTO);
- name = format (0, "frames_ring_%u%c", i, 0);
- ptd->ring = rte_ring_create((char *) name, CRYPTODEV_NB_CRYPTO_OPS,
- vm->numa_node, RING_F_SP_ENQ|RING_F_SC_DEQ);
- if (!ptd->ring)
- {
- error = clib_error_return (0, "Not enough memory for mp %s", name);
- vec_free (name);
- goto err_handling;
- }
- vec_validate (ptd->cops, VNET_CRYPTO_FRAME_SIZE - 1);
- vec_free(name);
-
- numa = vlib_mains[i]->numa_node;
+ cet = cmt->per_thread_data + i;
+ numa = vlib_get_main_by_index (i)->numa_node;
vec_validate (cmt->per_numa_data, numa);
numa_data = vec_elt_at_index (cmt->per_numa_data, numa);
- if (numa_data->sess_pool)
- continue;
-
- /* create session pool for the numa node */
- name = format (0, "vcryptodev_sess_pool_%u%c", numa, 0);
- mp = rte_cryptodev_sym_session_pool_create (
- (char *) name, CRYPTODEV_NB_SESSION, 0, 0, 0, numa);
- if (!mp)
+ if (!numa_data->sess_pool)
{
- error = clib_error_return (0, "Not enough memory for mp %s", name);
- goto err_handling;
- }
- vec_free (name);
-
- numa_data->sess_pool = mp;
-
- /* create session private pool for the numa node */
- name = format (0, "cryptodev_sess_pool_%u%c", numa, 0);
- mp = rte_mempool_create ((char *) name, CRYPTODEV_NB_SESSION, sess_sz, 0,
- 0, NULL, NULL, NULL, NULL, numa, 0);
- if (!mp)
- {
- error = clib_error_return (0, "Not enough memory for mp %s", name);
+ /* create session pool for the numa node */
+ name = format (0, "vcryptodev_sess_pool_%u%c", numa, 0);
+ mp = rte_cryptodev_sym_session_pool_create (
+ (char *) name, CRYPTODEV_NB_SESSION, 0, 0, 0, numa);
+ if (!mp)
+ {
+ error =
+ clib_error_return (0, "Not enough memory for mp %s", name);
+ goto err_handling;
+ }
vec_free (name);
- goto err_handling;
- }
-
- vec_free (name);
- numa_data->sess_priv_pool = mp;
+ numa_data->sess_pool = mp;
- /* create cryptodev op pool */
- name = format (0, "cryptodev_op_pool_%u%c", numa, 0);
+ /* create session private pool for the numa node */
+ name = format (0, "cryptodev_sess_pool_%u%c", numa, 0);
+ mp =
+ rte_mempool_create ((char *) name, CRYPTODEV_NB_SESSION, sess_sz,
+ 0, 0, NULL, NULL, NULL, NULL, numa, 0);
+ if (!mp)
+ {
+ error =
+ clib_error_return (0, "Not enough memory for mp %s", name);
+ vec_free (name);
+ goto err_handling;
+ }
- mp = rte_mempool_create ((char *) name, n_cop_elts,
- sizeof (cryptodev_op_t), VLIB_FRAME_SIZE * 2,
- sizeof (struct rte_crypto_op_pool_private),
- NULL, NULL, crypto_op_init, NULL, numa, 0);
- if (!mp)
- {
- error = clib_error_return (0, "Not enough memory for mp %s", name);
vec_free (name);
- goto err_handling;
+
+ numa_data->sess_priv_pool = mp;
}
- priv = rte_mempool_get_priv (mp);
- priv->priv_size = sizeof (struct rte_crypto_op_pool_private);
- priv->type = RTE_CRYPTO_OP_TYPE_SYMMETRIC;
- vec_free (name);
- numa_data->cop_pool = mp;
+ cryptodev_assign_resource (cet, 0, CRYPTODEV_RESOURCE_ASSIGN_AUTO);
}
/* register handler */
eidx = vnet_crypto_register_engine (vm, "dpdk_cryptodev", 100,
"DPDK Cryptodev Engine");
-#define _(a, b, c, d, e, f) \
- vnet_crypto_register_async_handler \
- (vm, eidx, VNET_CRYPTO_OP_##a##_TAG##e##_AAD##f##_ENC, \
- cryptodev_enqueue_gcm_aad_##f##_enc,\
- cryptodev_frame_dequeue); \
- vnet_crypto_register_async_handler \
- (vm, eidx, VNET_CRYPTO_OP_##a##_TAG##e##_AAD##f##_DEC, \
- cryptodev_enqueue_gcm_aad_##f##_dec, \
- cryptodev_frame_dequeue);
-
- foreach_vnet_aead_crypto_conversion
-#undef _
+ vnet_crypto_register_key_handler (vm, eidx, cryptodev_key_handler);
-#define _(a, b, c, d) \
- vnet_crypto_register_async_handler \
- (vm, eidx, VNET_CRYPTO_OP_##a##_##c##_TAG##d##_ENC, \
- cryptodev_enqueue_linked_alg_enc, \
- cryptodev_frame_dequeue); \
- vnet_crypto_register_async_handler \
- (vm, eidx, VNET_CRYPTO_OP_##a##_##c##_TAG##d##_DEC, \
- cryptodev_enqueue_linked_alg_dec, \
- cryptodev_frame_dequeue);
-
- foreach_cryptodev_link_async_alg
-#undef _
+ if (cryptodev_register_raw_hdl)
+ error = cryptodev_register_raw_hdl (vm, eidx);
+ else
+ error = cryptodev_register_cop_hdl (vm, eidx);
- vnet_crypto_register_key_handler (vm, eidx, cryptodev_key_handler);
+ if (error)
+ goto err_handling;
/* this engine is only enabled when cryptodev device(s) are presented in
* startup.conf. Assume it is wanted to be used, turn on async mode here.
return error;
}
-/* *INDENT-On* */
-
-/*
- * fd.io coding-style-patch-verification: ON
- *
- * Local Variables:
- * eval: (c-set-style "gnu")
- * End:
- */
/*
*------------------------------------------------------------------
- * Copyright (c) 2019 Intel and/or its affiliates.
+ * Copyright (c) 2019 - 2021 Intel and/or its affiliates.
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at:
#define included_cryptodev_h
#include <vnet/crypto/crypto.h>
+#undef always_inline
+#include <rte_cryptodev.h>
+
+#define CRYPTODEV_NB_CRYPTO_OPS 1024
+#define CRYPTODEV_CACHE_QUEUE_SIZE VNET_CRYPTO_FRAME_POOL_SIZE
+#define CRYPTODEV_CACHE_QUEUE_MASK (VNET_CRYPTO_FRAME_POOL_SIZE - 1)
+#define CRYPTODEV_MAX_INFLIGHT (CRYPTODEV_NB_CRYPTO_OPS - 1)
+#define CRYPTODEV_AAD_MASK (CRYPTODEV_NB_CRYPTO_OPS - 1)
+#define CRYPTODEV_DEQ_CACHE_SZ 32
+#define CRYPTODEV_NB_SESSION 10240
+#define CRYPTODEV_MAX_IV_SIZE 16
+#define CRYPTODEV_MAX_AAD_SIZE 16
+#define CRYPTODEV_MAX_N_SGL 8 /**< maximum number of segments */
+
+#define CRYPTODEV_IV_OFFSET (offsetof (cryptodev_op_t, iv))
+#define CRYPTODEV_AAD_OFFSET (offsetof (cryptodev_op_t, aad))
+
+/* VNET_CRYPTO_ALGO, TYPE, DPDK_CRYPTO_ALGO, IV_LEN, TAG_LEN, AAD_LEN, KEY_LEN
+ */
+#define foreach_vnet_aead_crypto_conversion \
+ _ (AES_128_GCM, AEAD, AES_GCM, 12, 16, 8, 16) \
+ _ (AES_128_GCM, AEAD, AES_GCM, 12, 16, 12, 16) \
+ _ (AES_192_GCM, AEAD, AES_GCM, 12, 16, 8, 24) \
+ _ (AES_192_GCM, AEAD, AES_GCM, 12, 16, 12, 24) \
+ _ (AES_256_GCM, AEAD, AES_GCM, 12, 16, 8, 32) \
+ _ (AES_256_GCM, AEAD, AES_GCM, 12, 16, 12, 32)
+
+/**
+ * crypto (alg, cryptodev_alg, key_size), hash (alg, digest-size)
+ **/
+#define foreach_cryptodev_link_async_alg \
+ _ (AES_128_CBC, AES_CBC, 16, SHA1, 12) \
+ _ (AES_192_CBC, AES_CBC, 24, SHA1, 12) \
+ _ (AES_256_CBC, AES_CBC, 32, SHA1, 12) \
+ _ (AES_128_CBC, AES_CBC, 16, SHA224, 14) \
+ _ (AES_192_CBC, AES_CBC, 24, SHA224, 14) \
+ _ (AES_256_CBC, AES_CBC, 32, SHA224, 14) \
+ _ (AES_128_CBC, AES_CBC, 16, SHA256, 16) \
+ _ (AES_192_CBC, AES_CBC, 24, SHA256, 16) \
+ _ (AES_256_CBC, AES_CBC, 32, SHA256, 16) \
+ _ (AES_128_CBC, AES_CBC, 16, SHA384, 24) \
+ _ (AES_192_CBC, AES_CBC, 24, SHA384, 24) \
+ _ (AES_256_CBC, AES_CBC, 32, SHA384, 24) \
+ _ (AES_128_CBC, AES_CBC, 16, SHA512, 32) \
+ _ (AES_192_CBC, AES_CBC, 24, SHA512, 32) \
+ _ (AES_256_CBC, AES_CBC, 32, SHA512, 32)
+
+typedef enum
+{
+ CRYPTODEV_OP_TYPE_ENCRYPT = 0,
+ CRYPTODEV_OP_TYPE_DECRYPT,
+ CRYPTODEV_N_OP_TYPES,
+} cryptodev_op_type_t;
+
+/* Cryptodev session data, one data per direction per numa */
+typedef struct
+{
+ struct rte_cryptodev_sym_session ***keys;
+} cryptodev_key_t;
+
+/* Replicate DPDK rte_cryptodev_sym_capability structure with key size ranges
+ * in favor of vpp vector */
+typedef struct
+{
+ enum rte_crypto_sym_xform_type xform_type;
+ union
+ {
+ struct
+ {
+ enum rte_crypto_auth_algorithm algo; /*auth algo */
+ u32 *digest_sizes; /* vector of auth digest sizes */
+ } auth;
+ struct
+ {
+ enum rte_crypto_cipher_algorithm algo; /* cipher algo */
+ u32 *key_sizes; /* vector of cipher key sizes */
+ } cipher;
+ struct
+ {
+ enum rte_crypto_aead_algorithm algo; /* aead algo */
+ u32 *key_sizes; /*vector of aead key sizes */
+ u32 *aad_sizes; /*vector of aad sizes */
+ u32 *digest_sizes; /* vector of aead digest sizes */
+ } aead;
+ };
+} cryptodev_capability_t;
+
+/* Cryptodev instance data */
+typedef struct
+{
+ u32 dev_id;
+ u32 q_id;
+ char *desc;
+} cryptodev_inst_t;
+
+typedef struct
+{
+ struct rte_mempool *sess_pool;
+ struct rte_mempool *sess_priv_pool;
+} cryptodev_numa_data_t;
+
+typedef struct
+{
+ CLIB_CACHE_LINE_ALIGN_MARK (cacheline0);
+ struct rte_crypto_op op;
+ struct rte_crypto_sym_op sop;
+ u8 iv[CRYPTODEV_MAX_IV_SIZE];
+ u8 aad[CRYPTODEV_MAX_AAD_SIZE];
+ vnet_crypto_async_frame_t *frame;
+ u32 n_elts;
+} cryptodev_op_t;
+
+typedef struct
+{
+ CLIB_CACHE_LINE_ALIGN_MARK (cacheline0);
+ vlib_buffer_t *b[VNET_CRYPTO_FRAME_SIZE];
+ union
+ {
+ struct
+ {
+ cryptodev_op_t **cops;
+ struct rte_mempool *cop_pool;
+ struct rte_ring *ring;
+ };
+ struct
+ {
+ struct rte_crypto_raw_dp_ctx *ctx;
+ struct rte_ring *cached_frame;
+ u16 aad_index;
+ u8 *aad_buf;
+ u64 aad_phy_addr;
+ struct rte_cryptodev_sym_session *reset_sess;
+ };
+ };
+ u16 cryptodev_id;
+ u16 cryptodev_q;
+ u16 inflight;
+} cryptodev_engine_thread_t;
+
+typedef struct
+{
+ cryptodev_numa_data_t *per_numa_data;
+ cryptodev_key_t *keys;
+ cryptodev_engine_thread_t *per_thread_data;
+ enum rte_iova_mode iova_mode;
+ cryptodev_inst_t *cryptodev_inst;
+ clib_bitmap_t *active_cdev_inst_mask;
+ clib_spinlock_t tlock;
+ cryptodev_capability_t *supported_caps;
+ u8 is_raw_api;
+} cryptodev_main_t;
+
+extern cryptodev_main_t cryptodev_main;
+
+static_always_inline void
+cryptodev_mark_frame_err_status (vnet_crypto_async_frame_t *f,
+ vnet_crypto_op_status_t s)
+{
+ u32 n_elts = f->n_elts, i;
+
+ for (i = 0; i < n_elts; i++)
+ f->elts[i].status = s;
+ f->state = VNET_CRYPTO_FRAME_STATE_NOT_PROCESSED;
+}
+
+int cryptodev_session_create (vlib_main_t *vm, vnet_crypto_key_index_t idx,
+ u32 aad_len);
+
+void cryptodev_sess_handler (vlib_main_t *vm, vnet_crypto_key_op_t kop,
+ vnet_crypto_key_index_t idx, u32 aad_len);
+
+int cryptodev_check_cap_support (struct rte_cryptodev_sym_capability_idx *idx,
+ u32 key_size, u32 digest_size, u32 aad_size);
+
+clib_error_t *cryptodev_register_cop_hdl (vlib_main_t *vm, u32 eidx);
+
+clib_error_t *__clib_weak cryptodev_register_raw_hdl (vlib_main_t *vm,
+ u32 eidx);
clib_error_t *
dpdk_cryptodev_init (vlib_main_t * vm);
+++ /dev/null
-/*
- *------------------------------------------------------------------
- * Copyright (c) 2020 Intel and/or its affiliates.
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at:
- *
- * http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- *------------------------------------------------------------------
- */
-
-#include <vlib/vlib.h>
-#include <vnet/plugin/plugin.h>
-#include <vnet/crypto/crypto.h>
-#include <vnet/ipsec/ipsec.h>
-#include <vpp/app/version.h>
-
-#include <dpdk/buffer.h>
-#include <dpdk/device/dpdk.h>
-#include <dpdk/device/dpdk_priv.h>
-#undef always_inline
-#include <rte_bus_vdev.h>
-#include <rte_cryptodev.h>
-#include <rte_crypto_sym.h>
-#include <rte_crypto.h>
-#include <rte_cryptodev_pmd.h>
-#include <rte_config.h>
-
-#if CLIB_DEBUG > 0
-#define always_inline static inline
-#else
-#define always_inline static inline __attribute__ ((__always_inline__))
-#endif
-
-#define CRYPTODEV_NB_CRYPTO_OPS 1024
-#define CRYPTODEV_MAX_INFLIGHT (CRYPTODEV_NB_CRYPTO_OPS - 1)
-#define CRYPTODEV_AAD_MASK (CRYPTODEV_NB_CRYPTO_OPS - 1)
-#define CRYPTODEV_DEQ_CACHE_SZ 32
-#define CRYPTODEV_NB_SESSION 10240
-#define CRYPTODEV_MAX_AAD_SIZE 16
-#define CRYPTODEV_MAX_N_SGL 8 /**< maximum number of segments */
-
-/* VNET_CRYPTO_ALGO, TYPE, DPDK_CRYPTO_ALGO, IV_LEN, TAG_LEN, AAD_LEN, KEY_LEN
- */
-#define foreach_vnet_aead_crypto_conversion \
- _ (AES_128_GCM, AEAD, AES_GCM, 12, 16, 8, 16) \
- _ (AES_128_GCM, AEAD, AES_GCM, 12, 16, 12, 16) \
- _ (AES_192_GCM, AEAD, AES_GCM, 12, 16, 8, 24) \
- _ (AES_192_GCM, AEAD, AES_GCM, 12, 16, 12, 24) \
- _ (AES_256_GCM, AEAD, AES_GCM, 12, 16, 8, 32) \
- _ (AES_256_GCM, AEAD, AES_GCM, 12, 16, 12, 32)
-
-/**
- * crypto (alg, cryptodev_alg, key_size), hash (alg, digest-size)
- **/
-#define foreach_cryptodev_link_async_alg \
- _ (AES_128_CBC, AES_CBC, 16, SHA1, 12) \
- _ (AES_192_CBC, AES_CBC, 24, SHA1, 12) \
- _ (AES_256_CBC, AES_CBC, 32, SHA1, 12) \
- _ (AES_128_CBC, AES_CBC, 16, SHA224, 14) \
- _ (AES_192_CBC, AES_CBC, 24, SHA224, 14) \
- _ (AES_256_CBC, AES_CBC, 32, SHA224, 14) \
- _ (AES_128_CBC, AES_CBC, 16, SHA256, 16) \
- _ (AES_192_CBC, AES_CBC, 24, SHA256, 16) \
- _ (AES_256_CBC, AES_CBC, 32, SHA256, 16) \
- _ (AES_128_CBC, AES_CBC, 16, SHA384, 24) \
- _ (AES_192_CBC, AES_CBC, 24, SHA384, 24) \
- _ (AES_256_CBC, AES_CBC, 32, SHA384, 24) \
- _ (AES_128_CBC, AES_CBC, 16, SHA512, 32) \
- _ (AES_192_CBC, AES_CBC, 24, SHA512, 32) \
- _ (AES_256_CBC, AES_CBC, 32, SHA512, 32)
-
-typedef enum
-{
- CRYPTODEV_OP_TYPE_ENCRYPT = 0,
- CRYPTODEV_OP_TYPE_DECRYPT,
- CRYPTODEV_N_OP_TYPES,
-} cryptodev_op_type_t;
-
-typedef struct
-{
- union rte_cryptodev_session_ctx **keys;
-} cryptodev_key_t;
-
-/* Replicate DPDK rte_cryptodev_sym_capability structure with key size ranges
- * in favor of vpp vector */
-typedef struct
-{
- enum rte_crypto_sym_xform_type xform_type;
- union
- {
- struct
- {
- enum rte_crypto_auth_algorithm algo; /*auth algo */
- u32 *digest_sizes; /* vector of auth digest sizes */
- } auth;
- struct
- {
- enum rte_crypto_cipher_algorithm algo; /* cipher algo */
- u32 *key_sizes; /* vector of cipher key sizes */
- } cipher;
- struct
- {
- enum rte_crypto_aead_algorithm algo; /* aead algo */
- u32 *key_sizes; /*vector of aead key sizes */
- u32 *aad_sizes; /*vector of aad sizes */
- u32 *digest_sizes; /* vector of aead digest sizes */
- } aead;
- };
-} cryptodev_capability_t;
-
-typedef struct
-{
- u32 dev_id;
- u32 q_id;
- char *desc;
-} cryptodev_inst_t;
-
-typedef struct
-{
- struct rte_mempool *sess_pool;
- struct rte_mempool *sess_priv_pool;
-} cryptodev_numa_data_t;
-
-typedef struct
-{
- CLIB_CACHE_LINE_ALIGN_MARK (cacheline0);
- vlib_buffer_t *b[VNET_CRYPTO_FRAME_SIZE];
- struct rte_crypto_raw_dp_ctx *ctx;
- struct rte_crypto_vec vec[CRYPTODEV_MAX_N_SGL];
- struct rte_ring *cached_frame;
- u16 aad_index;
- u8 *aad_buf;
- u64 aad_phy_addr;
- u16 cryptodev_id;
- u16 cryptodev_q;
- u16 inflight;
- union rte_cryptodev_session_ctx reset_sess; /* session data for reset ctx */
-} cryptodev_engine_thread_t;
-
-typedef struct
-{
- cryptodev_numa_data_t *per_numa_data;
- cryptodev_key_t *keys;
- cryptodev_engine_thread_t *per_thread_data;
- enum rte_iova_mode iova_mode;
- cryptodev_inst_t *cryptodev_inst;
- clib_bitmap_t *active_cdev_inst_mask;
- clib_spinlock_t tlock;
- cryptodev_capability_t *supported_caps;
-} cryptodev_main_t;
-
-cryptodev_main_t cryptodev_main;
-
-static_always_inline int
-prepare_aead_xform (struct rte_crypto_sym_xform *xform,
- cryptodev_op_type_t op_type, const vnet_crypto_key_t *key,
- u32 aad_len)
-{
- struct rte_crypto_aead_xform *aead_xform = &xform->aead;
- memset (xform, 0, sizeof (*xform));
- xform->type = RTE_CRYPTO_SYM_XFORM_AEAD;
- xform->next = 0;
-
- if (key->alg != VNET_CRYPTO_ALG_AES_128_GCM &&
- key->alg != VNET_CRYPTO_ALG_AES_192_GCM &&
- key->alg != VNET_CRYPTO_ALG_AES_256_GCM)
- return -1;
-
- aead_xform->algo = RTE_CRYPTO_AEAD_AES_GCM;
- aead_xform->op = (op_type == CRYPTODEV_OP_TYPE_ENCRYPT) ?
- RTE_CRYPTO_AEAD_OP_ENCRYPT : RTE_CRYPTO_AEAD_OP_DECRYPT;
- aead_xform->aad_length = aad_len;
- aead_xform->digest_length = 16;
- aead_xform->iv.offset = 0;
- aead_xform->iv.length = 12;
- aead_xform->key.data = key->data;
- aead_xform->key.length = vec_len (key->data);
-
- return 0;
-}
-
-static_always_inline int
-prepare_linked_xform (struct rte_crypto_sym_xform *xforms,
- cryptodev_op_type_t op_type,
- const vnet_crypto_key_t *key)
-{
- struct rte_crypto_sym_xform *xform_cipher, *xform_auth;
- vnet_crypto_key_t *key_cipher, *key_auth;
- enum rte_crypto_cipher_algorithm cipher_algo = ~0;
- enum rte_crypto_auth_algorithm auth_algo = ~0;
- u32 digest_len = ~0;
-
- key_cipher = vnet_crypto_get_key (key->index_crypto);
- key_auth = vnet_crypto_get_key (key->index_integ);
- if (!key_cipher || !key_auth)
- return -1;
-
- if (op_type == CRYPTODEV_OP_TYPE_ENCRYPT)
- {
- xform_cipher = xforms;
- xform_auth = xforms + 1;
- xform_cipher->cipher.op = RTE_CRYPTO_CIPHER_OP_ENCRYPT;
- xform_auth->auth.op = RTE_CRYPTO_AUTH_OP_GENERATE;
- }
- else
- {
- xform_cipher = xforms + 1;
- xform_auth = xforms;
- xform_cipher->cipher.op = RTE_CRYPTO_CIPHER_OP_DECRYPT;
- xform_auth->auth.op = RTE_CRYPTO_AUTH_OP_VERIFY;
- }
-
- xform_cipher->type = RTE_CRYPTO_SYM_XFORM_CIPHER;
- xform_auth->type = RTE_CRYPTO_SYM_XFORM_AUTH;
- xforms->next = xforms + 1;
-
- switch (key->async_alg)
- {
-#define _(a, b, c, d, e) \
- case VNET_CRYPTO_ALG_##a##_##d##_TAG##e: \
- cipher_algo = RTE_CRYPTO_CIPHER_##b; \
- auth_algo = RTE_CRYPTO_AUTH_##d##_HMAC; \
- digest_len = e; \
- break;
-
- foreach_cryptodev_link_async_alg
-#undef _
- default:
- return -1;
- }
-
- xform_cipher->cipher.algo = cipher_algo;
- xform_cipher->cipher.key.data = key_cipher->data;
- xform_cipher->cipher.key.length = vec_len (key_cipher->data);
- xform_cipher->cipher.iv.length = 16;
- xform_cipher->cipher.iv.offset = 0;
-
- xform_auth->auth.algo = auth_algo;
- xform_auth->auth.digest_length = digest_len;
- xform_auth->auth.key.data = key_auth->data;
- xform_auth->auth.key.length = vec_len (key_auth->data);
-
- return 0;
-}
-
-static_always_inline void
-cryptodev_session_del (struct rte_cryptodev_sym_session *sess)
-{
- u32 n_devs, i;
-
- if (sess == NULL)
- return;
-
- n_devs = rte_cryptodev_count ();
-
- for (i = 0; i < n_devs; i++)
- rte_cryptodev_sym_session_clear (i, sess);
-
- rte_cryptodev_sym_session_free (sess);
-}
-
-static_always_inline int
-cryptodev_session_create (vlib_main_t *vm, vnet_crypto_key_index_t idx,
- u32 aad_len)
-{
- cryptodev_main_t *cmt = &cryptodev_main;
- cryptodev_numa_data_t *numa_data;
- cryptodev_inst_t *dev_inst;
- vnet_crypto_key_t *key = vnet_crypto_get_key (idx);
- struct rte_mempool *sess_pool, *sess_priv_pool;
- cryptodev_key_t *ckey = vec_elt_at_index (cmt->keys, idx);
- struct rte_crypto_sym_xform xforms_enc[2] = { { 0 } };
- struct rte_crypto_sym_xform xforms_dec[2] = { { 0 } };
- struct rte_cryptodev_sym_session *sessions[CRYPTODEV_N_OP_TYPES] = { 0 };
- u32 numa_node = vm->numa_node;
- int ret;
-
- numa_data = vec_elt_at_index (cmt->per_numa_data, numa_node);
- sess_pool = numa_data->sess_pool;
- sess_priv_pool = numa_data->sess_priv_pool;
-
- sessions[CRYPTODEV_OP_TYPE_ENCRYPT] =
- rte_cryptodev_sym_session_create (sess_pool);
- if (!sessions[CRYPTODEV_OP_TYPE_ENCRYPT])
- {
- ret = -1;
- goto clear_key;
- }
-
- sessions[CRYPTODEV_OP_TYPE_DECRYPT] =
- rte_cryptodev_sym_session_create (sess_pool);
- if (!sessions[CRYPTODEV_OP_TYPE_DECRYPT])
- {
- ret = -1;
- goto clear_key;
- }
-
- if (key->type == VNET_CRYPTO_KEY_TYPE_LINK)
- ret = prepare_linked_xform (xforms_enc, CRYPTODEV_OP_TYPE_ENCRYPT, key);
- else
- ret = prepare_aead_xform (xforms_enc, CRYPTODEV_OP_TYPE_ENCRYPT, key,
- aad_len);
- if (ret)
- return 0;
-
- if (key->type == VNET_CRYPTO_KEY_TYPE_LINK)
- prepare_linked_xform (xforms_dec, CRYPTODEV_OP_TYPE_DECRYPT, key);
- else
- prepare_aead_xform (xforms_dec, CRYPTODEV_OP_TYPE_DECRYPT, key, aad_len);
-
- vec_foreach (dev_inst, cmt->cryptodev_inst)
- {
- u32 dev_id = dev_inst->dev_id;
- struct rte_cryptodev *cdev = rte_cryptodev_pmd_get_dev (dev_id);
-
- /* if the session is already configured for the driver type, avoid
- configuring it again to increase the session data's refcnt */
- if (sessions[CRYPTODEV_OP_TYPE_ENCRYPT]->sess_data[cdev->driver_id].data &&
- sessions[CRYPTODEV_OP_TYPE_DECRYPT]->sess_data[cdev->driver_id].data)
- continue;
-
- ret = rte_cryptodev_sym_session_init (
- dev_id, sessions[CRYPTODEV_OP_TYPE_ENCRYPT], xforms_enc, sess_priv_pool);
- ret = rte_cryptodev_sym_session_init (
- dev_id, sessions[CRYPTODEV_OP_TYPE_DECRYPT], xforms_dec, sess_priv_pool);
- if (ret < 0)
- return ret;
- }
-
- sessions[CRYPTODEV_OP_TYPE_ENCRYPT]->opaque_data = aad_len;
- sessions[CRYPTODEV_OP_TYPE_DECRYPT]->opaque_data = aad_len;
-
- CLIB_MEMORY_STORE_BARRIER ();
- ckey->keys[numa_node][CRYPTODEV_OP_TYPE_ENCRYPT].crypto_sess =
- sessions[CRYPTODEV_OP_TYPE_ENCRYPT];
- ckey->keys[numa_node][CRYPTODEV_OP_TYPE_DECRYPT].crypto_sess =
- sessions[CRYPTODEV_OP_TYPE_DECRYPT];
-
-clear_key:
- if (ret != 0)
- {
- cryptodev_session_del (sessions[CRYPTODEV_OP_TYPE_ENCRYPT]);
- cryptodev_session_del (sessions[CRYPTODEV_OP_TYPE_DECRYPT]);
- }
- return ret;
-}
-
-static int
-cryptodev_supports_param_value (u32 *params, u32 param_value)
-{
- u32 *value;
- vec_foreach (value, params)
- {
- if (*value == param_value)
- return 1;
- }
- return 0;
-}
-
-static int
-cryptodev_check_cap_support (struct rte_cryptodev_sym_capability_idx *idx,
- u32 key_size, u32 digest_size, u32 aad_size)
-{
- cryptodev_main_t *cmt = &cryptodev_main;
- cryptodev_capability_t *cap;
- vec_foreach (cap, cmt->supported_caps)
- {
-
- if (cap->xform_type != idx->type)
- continue;
-
- if (idx->type == RTE_CRYPTO_SYM_XFORM_AUTH &&
- cap->auth.algo == idx->algo.auth &&
- cryptodev_supports_param_value (cap->auth.digest_sizes, digest_size))
- return 1;
-
- if (idx->type == RTE_CRYPTO_SYM_XFORM_CIPHER &&
- cap->cipher.algo == idx->algo.cipher &&
- cryptodev_supports_param_value (cap->cipher.key_sizes, key_size))
- return 1;
-
- if (idx->type == RTE_CRYPTO_SYM_XFORM_AEAD &&
- cap->aead.algo == idx->algo.aead &&
- cryptodev_supports_param_value (cap->aead.key_sizes, key_size) &&
- cryptodev_supports_param_value (cap->aead.digest_sizes,
- digest_size) &&
- cryptodev_supports_param_value (cap->aead.aad_sizes, aad_size))
- return 1;
- }
- return 0;
-}
-
-static int
-cryptodev_check_supported_vnet_alg (vnet_crypto_key_t * key)
-{
- vnet_crypto_alg_t alg;
- if (key->type == VNET_CRYPTO_KEY_TYPE_LINK)
- return 0;
-
- alg = key->alg;
-
-#define _(a, b, c, d, e, f, g) \
- if (alg == VNET_CRYPTO_ALG_##a) \
- return 0;
-
- foreach_vnet_aead_crypto_conversion
-#undef _
- return -1;
-}
-
-static_always_inline void
-cryptodev_sess_handler (vlib_main_t * vm, vnet_crypto_key_op_t kop,
- vnet_crypto_key_index_t idx, u32 aad_len)
-{
- cryptodev_main_t *cmt = &cryptodev_main;
- vnet_crypto_key_t *key = vnet_crypto_get_key (idx);
- cryptodev_key_t *ckey = 0;
- u32 i;
-
- vec_validate (cmt->keys, idx);
- ckey = vec_elt_at_index (cmt->keys, idx);
-
- if (kop == VNET_CRYPTO_KEY_OP_DEL || kop == VNET_CRYPTO_KEY_OP_MODIFY)
- {
- if (idx >= vec_len (cmt->keys))
- return;
-
- vec_foreach_index (i, cmt->per_numa_data)
- {
- if (ckey->keys[i][CRYPTODEV_OP_TYPE_ENCRYPT].crypto_sess)
- {
- cryptodev_session_del (
- ckey->keys[i][CRYPTODEV_OP_TYPE_ENCRYPT].crypto_sess);
- cryptodev_session_del (
- ckey->keys[i][CRYPTODEV_OP_TYPE_DECRYPT].crypto_sess);
-
- CLIB_MEMORY_STORE_BARRIER ();
- ckey->keys[i][CRYPTODEV_OP_TYPE_ENCRYPT].crypto_sess = 0;
- ckey->keys[i][CRYPTODEV_OP_TYPE_DECRYPT].crypto_sess = 0;
- }
- }
- return;
- }
-
- /* create key */
-
- /* do not create session for unsupported alg */
- if (cryptodev_check_supported_vnet_alg (key))
- return;
-
- vec_validate (ckey->keys, vec_len (cmt->per_numa_data) - 1);
- vec_foreach_index (i, ckey->keys)
- vec_validate (ckey->keys[i], CRYPTODEV_N_OP_TYPES - 1);
-}
-
-/*static*/ void
-cryptodev_key_handler (vlib_main_t * vm, vnet_crypto_key_op_t kop,
- vnet_crypto_key_index_t idx)
-{
- cryptodev_sess_handler (vm, kop, idx, 8);
-}
-
-static_always_inline void
-cryptodev_mark_frame_err_status (vnet_crypto_async_frame_t * f,
- vnet_crypto_op_status_t s)
-{
- u32 n_elts = f->n_elts, i;
-
- for (i = 0; i < n_elts; i++)
- f->elts[i].status = s;
- f->state = VNET_CRYPTO_FRAME_STATE_NOT_PROCESSED;
-}
-
-static_always_inline int
-cryptodev_frame_build_sgl (vlib_main_t * vm, enum rte_iova_mode iova_mode,
- struct rte_crypto_vec *data_vec,
- u16 * n_seg, vlib_buffer_t * b, u32 size)
-{
- struct rte_crypto_vec *vec = data_vec + 1;
- if (vlib_buffer_chain_linearize (vm, b) > CRYPTODEV_MAX_N_SGL)
- return -1;
-
- while ((b->flags & VLIB_BUFFER_NEXT_PRESENT) && size)
- {
- u32 len;
- b = vlib_get_buffer (vm, b->next_buffer);
- len = clib_min (b->current_length, size);
- vec->base = (void *) vlib_buffer_get_current (b);
- if (iova_mode == RTE_IOVA_VA)
- vec->iova = pointer_to_uword (vec->base);
- else
- vec->iova = vlib_buffer_get_current_pa (vm, b);
- vec->len = len;
- size -= len;
- vec++;
- *n_seg += 1;
- }
-
- if (size)
- return -1;
-
- return 0;
-}
-
-static_always_inline u64
-compute_ofs_linked_alg (vnet_crypto_async_frame_elt_t * fe, i16 * min_ofs,
- u32 * max_end)
-{
- union rte_crypto_sym_ofs ofs;
- u32 crypto_end = fe->crypto_start_offset + fe->crypto_total_length;
- u32 integ_end = fe->integ_start_offset + fe->crypto_total_length +
- fe->integ_length_adj;
-
- *min_ofs = clib_min (fe->crypto_start_offset, fe->integ_start_offset);
- *max_end = clib_max (crypto_end, integ_end);
-
- ofs.ofs.cipher.head = fe->crypto_start_offset - *min_ofs;
- ofs.ofs.cipher.tail = *max_end - crypto_end;
- ofs.ofs.auth.head = fe->integ_start_offset - *min_ofs;
- ofs.ofs.auth.tail = *max_end - integ_end;
-
- return ofs.raw;
-}
-
-static_always_inline void
-cryptodev_reset_ctx (cryptodev_engine_thread_t *cet)
-{
- rte_cryptodev_configure_raw_dp_ctx (cet->cryptodev_id, cet->cryptodev_q,
- cet->ctx, RTE_CRYPTO_OP_WITH_SESSION,
- cet->reset_sess, 0);
-}
-
-static_always_inline int
-cryptodev_frame_linked_algs_enqueue (vlib_main_t * vm,
- vnet_crypto_async_frame_t * frame,
- cryptodev_op_type_t op_type)
-{
- cryptodev_main_t *cmt = &cryptodev_main;
- cryptodev_engine_thread_t *cet = cmt->per_thread_data + vm->thread_index;
- vnet_crypto_async_frame_elt_t *fe;
- struct rte_crypto_vec *vec;
- struct rte_crypto_va_iova_ptr iv_vec, digest_vec;
- vlib_buffer_t **b;
- u32 n_elts;
- u32 last_key_index = ~0;
- i16 min_ofs;
- u32 max_end;
- int status;
-
- n_elts = frame->n_elts;
-
- if (PREDICT_FALSE (CRYPTODEV_MAX_INFLIGHT - cet->inflight < n_elts))
- {
- cryptodev_mark_frame_err_status (frame,
- VNET_CRYPTO_OP_STATUS_FAIL_ENGINE_ERR);
- return -1;
- }
-
- vlib_get_buffers (vm, frame->buffer_indices, cet->b, frame->n_elts);
-
- vec = cet->vec;
- b = cet->b;
- fe = frame->elts;
-
- while (n_elts)
- {
- union rte_crypto_sym_ofs cofs;
- u16 n_seg = 1;
-
- if (n_elts > 2)
- {
- CLIB_PREFETCH (&fe[1], CLIB_CACHE_LINE_BYTES, LOAD);
- CLIB_PREFETCH (&fe[2], CLIB_CACHE_LINE_BYTES, LOAD);
- vlib_prefetch_buffer_header (b[1], LOAD);
- vlib_prefetch_buffer_header (b[2], LOAD);
- }
-
- if (PREDICT_FALSE (last_key_index != fe->key_index))
- {
- cryptodev_key_t *key = vec_elt_at_index (cmt->keys, fe->key_index);
-
- if (PREDICT_FALSE (key->keys[vm->numa_node][op_type].crypto_sess ==
- 0))
- {
- status = cryptodev_session_create (vm, fe->key_index, 0);
- if (PREDICT_FALSE (status < 0))
- goto error_exit;
- }
-
- status = rte_cryptodev_configure_raw_dp_ctx (
- cet->cryptodev_id, cet->cryptodev_q, cet->ctx,
- RTE_CRYPTO_OP_WITH_SESSION, key->keys[vm->numa_node][op_type],
- /*is_update */ 1);
- if (PREDICT_FALSE (status < 0))
- goto error_exit;
-
- last_key_index = fe->key_index;
- }
-
- cofs.raw = compute_ofs_linked_alg (fe, &min_ofs, &max_end);
-
- vec->len = max_end - min_ofs;
- if (cmt->iova_mode == RTE_IOVA_VA)
- {
- vec[0].base = (void *) (b[0]->data + min_ofs);
- vec[0].iova = pointer_to_uword (b[0]->data) + min_ofs;
- iv_vec.va = (void *) fe->iv;
- iv_vec.iova = pointer_to_uword (fe->iv);
- digest_vec.va = (void *) fe->tag;
- digest_vec.iova = pointer_to_uword (fe->tag);
- }
- else
- {
- vec[0].base = (void *) (b[0]->data + min_ofs);
- vec[0].iova = vlib_buffer_get_pa (vm, b[0]) + min_ofs;
- iv_vec.va = (void *) fe->iv;
- iv_vec.iova = vlib_physmem_get_pa (vm, fe->iv);
- digest_vec.va = (void *) fe->tag;
- digest_vec.iova = vlib_physmem_get_pa (vm, fe->digest);
- }
-
- if (PREDICT_FALSE (fe->flags & VNET_CRYPTO_OP_FLAG_CHAINED_BUFFERS))
- {
- vec[0].len = b[0]->current_data + b[0]->current_length - min_ofs;
- if (cryptodev_frame_build_sgl (vm, cmt->iova_mode, vec, &n_seg, b[0],
- max_end - min_ofs - vec->len) < 0)
- goto error_exit;
- }
-
- status = rte_cryptodev_raw_enqueue (cet->ctx, vec, n_seg, cofs, &iv_vec,
- &digest_vec, 0, (void *) frame);
- if (PREDICT_FALSE (status < 0))
- goto error_exit;
-
- b++;
- fe++;
- n_elts--;
- }
-
- status = rte_cryptodev_raw_enqueue_done (cet->ctx, frame->n_elts);
- if (PREDICT_FALSE (status < 0))
- {
- cryptodev_reset_ctx (cet);
- return -1;
- }
-
- cet->inflight += frame->n_elts;
- return 0;
-
-error_exit:
- cryptodev_mark_frame_err_status (frame,
- VNET_CRYPTO_OP_STATUS_FAIL_ENGINE_ERR);
- cryptodev_reset_ctx (cet);
- return -1;
-}
-
-static_always_inline int
-cryptodev_frame_gcm_enqueue (vlib_main_t * vm,
- vnet_crypto_async_frame_t * frame,
- cryptodev_op_type_t op_type, u8 aad_len)
-{
- cryptodev_main_t *cmt = &cryptodev_main;
- cryptodev_engine_thread_t *cet = cmt->per_thread_data + vm->thread_index;
- vnet_crypto_async_frame_elt_t *fe;
- vlib_buffer_t **b;
- u32 n_elts;
- union rte_crypto_sym_ofs cofs;
- struct rte_crypto_vec *vec;
- struct rte_crypto_va_iova_ptr iv_vec, digest_vec, aad_vec;
- u32 last_key_index = ~0;
- int status;
-
- n_elts = frame->n_elts;
-
- if (PREDICT_FALSE (CRYPTODEV_MAX_INFLIGHT - cet->inflight < n_elts))
- {
- cryptodev_mark_frame_err_status (frame,
- VNET_CRYPTO_OP_STATUS_FAIL_ENGINE_ERR);
- return -1;
- }
-
- vlib_get_buffers (vm, frame->buffer_indices, cet->b, frame->n_elts);
-
- vec = cet->vec;
- fe = frame->elts;
- b = cet->b;
- cofs.raw = 0;
-
- while (n_elts)
- {
- u32 aad_offset = ((cet->aad_index++) & CRYPTODEV_AAD_MASK) << 4;
- u16 n_seg = 1;
-
- if (n_elts > 1)
- {
- CLIB_PREFETCH (&fe[1], CLIB_CACHE_LINE_BYTES, LOAD);
- vlib_prefetch_buffer_header (b[1], LOAD);
- }
-
- if (PREDICT_FALSE (last_key_index != fe->key_index))
- {
- cryptodev_key_t *key = vec_elt_at_index (cmt->keys, fe->key_index);
-
- if (PREDICT_FALSE (key->keys[vm->numa_node][op_type].crypto_sess ==
- 0))
- {
- status = cryptodev_session_create (vm, fe->key_index, aad_len);
- if (PREDICT_FALSE (status < 0))
- goto error_exit;
- }
-
- if (PREDICT_FALSE ((u8) key->keys[vm->numa_node][op_type]
- .crypto_sess->opaque_data != aad_len))
- {
- cryptodev_sess_handler (vm, VNET_CRYPTO_KEY_OP_DEL,
- fe->key_index, aad_len);
- status = cryptodev_session_create (vm, fe->key_index, aad_len);
- if (PREDICT_FALSE (status < 0))
- goto error_exit;
- }
-
- status = rte_cryptodev_configure_raw_dp_ctx (
- cet->cryptodev_id, cet->cryptodev_q, cet->ctx,
- RTE_CRYPTO_OP_WITH_SESSION, key->keys[vm->numa_node][op_type],
- /*is_update */ 1);
- if (PREDICT_FALSE (status < 0))
- goto error_exit;
-
- last_key_index = fe->key_index;
- }
-
- if (cmt->iova_mode == RTE_IOVA_VA)
- {
- vec[0].base = (void *) (b[0]->data + fe->crypto_start_offset);
- vec[0].iova = pointer_to_uword (vec[0].base);
- vec[0].len = fe->crypto_total_length;
- iv_vec.va = (void *) fe->iv;
- iv_vec.iova = pointer_to_uword (fe->iv);
- digest_vec.va = (void *) fe->tag;
- digest_vec.iova = pointer_to_uword (fe->tag);
- aad_vec.va = (void *) (cet->aad_buf + aad_offset);
- aad_vec.iova = cet->aad_phy_addr + aad_offset;
- }
- else
- {
- vec[0].base = (void *) (b[0]->data + fe->crypto_start_offset);
- vec[0].iova =
- vlib_buffer_get_pa (vm, b[0]) + fe->crypto_start_offset;
- vec[0].len = fe->crypto_total_length;
- iv_vec.va = (void *) fe->iv;
- iv_vec.iova = vlib_physmem_get_pa (vm, fe->iv);
- aad_vec.va = (void *) (cet->aad_buf + aad_offset);
- aad_vec.iova = cet->aad_phy_addr + aad_offset;
- digest_vec.va = (void *) fe->tag;
- digest_vec.iova = vlib_physmem_get_pa (vm, fe->tag);
- }
-
- if (aad_len == 8)
- *(u64 *) (cet->aad_buf + aad_offset) = *(u64 *) fe->aad;
- else
- {
- /* aad_len == 12 */
- *(u64 *) (cet->aad_buf + aad_offset) = *(u64 *) fe->aad;
- *(u32 *) (cet->aad_buf + aad_offset + 8) = *(u32 *) (fe->aad + 8);
- }
-
- if (PREDICT_FALSE (fe->flags & VNET_CRYPTO_OP_FLAG_CHAINED_BUFFERS))
- {
- vec[0].len = b[0]->current_data + b[0]->current_length -
- fe->crypto_start_offset;
- status =
- cryptodev_frame_build_sgl (vm, cmt->iova_mode, vec, &n_seg, b[0],
- fe->crypto_total_length - vec[0].len);
- if (status < 0)
- goto error_exit;
- }
-
- status =
- rte_cryptodev_raw_enqueue (cet->ctx, vec, n_seg, cofs, &iv_vec,
- &digest_vec, &aad_vec, (void *) frame);
- if (PREDICT_FALSE (status < 0))
- goto error_exit;
-
- fe++;
- b++;
- n_elts--;
- }
-
- status = rte_cryptodev_raw_enqueue_done (cet->ctx, frame->n_elts);
- if (PREDICT_FALSE (status < 0))
- goto error_exit;
-
- cet->inflight += frame->n_elts;
-
- return 0;
-
-error_exit:
- cryptodev_mark_frame_err_status (frame,
- VNET_CRYPTO_OP_STATUS_FAIL_ENGINE_ERR);
- cryptodev_reset_ctx (cet);
- return -1;
-}
-
-static u32
-cryptodev_get_frame_n_elts (void *frame)
-{
- vnet_crypto_async_frame_t *f = (vnet_crypto_async_frame_t *) frame;
- return f->n_elts;
-}
-
-static void
-cryptodev_post_dequeue (void *frame, u32 index, u8 is_op_success)
-{
- vnet_crypto_async_frame_t *f = (vnet_crypto_async_frame_t *) frame;
-
- f->elts[index].status = is_op_success ? VNET_CRYPTO_OP_STATUS_COMPLETED :
- VNET_CRYPTO_OP_STATUS_FAIL_BAD_HMAC;
-}
-
-#define GET_RING_OBJ(r, pos, f) do { \
- vnet_crypto_async_frame_t **ring = (void *)&r[1]; \
- f = ring[(r->cons.head + pos) & r->mask]; \
-} while (0)
-
-static_always_inline vnet_crypto_async_frame_t *
-cryptodev_frame_dequeue (vlib_main_t * vm, u32 * nb_elts_processed,
- u32 * enqueue_thread_idx)
-{
- cryptodev_main_t *cmt = &cryptodev_main;
- cryptodev_engine_thread_t *cet = cmt->per_thread_data + vm->thread_index;
- vnet_crypto_async_frame_t *frame, *frame_ret = 0;
- u32 n_deq, n_success;
- u32 n_cached_frame = rte_ring_count (cet->cached_frame), n_room_left;
- u8 no_job_to_deq = 0;
- u16 inflight = cet->inflight;
- int dequeue_status;
-
- n_room_left = CRYPTODEV_DEQ_CACHE_SZ - n_cached_frame - 1;
-
- if (n_cached_frame)
- {
- u32 i;
- for (i = 0; i < n_cached_frame; i++)
- {
- vnet_crypto_async_frame_t *f;
- void *f_ret;
- enum rte_crypto_op_status op_status;
- u8 n_left, err, j;
-
- GET_RING_OBJ (cet->cached_frame, i, f);
-
- if (i < n_cached_frame - 2)
- {
- vnet_crypto_async_frame_t *f1, *f2;
- GET_RING_OBJ (cet->cached_frame, i + 1, f1);
- GET_RING_OBJ (cet->cached_frame, i + 2, f2);
- CLIB_PREFETCH (f1, CLIB_CACHE_LINE_BYTES, LOAD);
- CLIB_PREFETCH (f2, CLIB_CACHE_LINE_BYTES, LOAD);
- }
-
- n_left = f->state & 0x7f;
- err = f->state & 0x80;
-
- for (j = f->n_elts - n_left; j < f->n_elts && inflight; j++)
- {
- int ret;
- f_ret = rte_cryptodev_raw_dequeue (cet->ctx, &ret, &op_status);
-
- if (!f_ret)
- break;
-
- switch (op_status)
- {
- case RTE_CRYPTO_OP_STATUS_SUCCESS:
- f->elts[j].status = VNET_CRYPTO_OP_STATUS_COMPLETED;
- break;
- default:
- f->elts[j].status = VNET_CRYPTO_OP_STATUS_FAIL_ENGINE_ERR;
- err |= 1 << 7;
- }
-
- inflight--;
- }
-
- if (j == f->n_elts)
- {
- if (i == 0)
- {
- frame_ret = f;
- f->state = err ? VNET_CRYPTO_FRAME_STATE_ELT_ERROR :
- VNET_CRYPTO_FRAME_STATE_SUCCESS;
- }
- else
- {
- f->state = f->n_elts - j;
- f->state |= err;
- }
- if (inflight)
- continue;
- }
-
- /* to here f is not completed dequeued and no more job can be
- * dequeued
- */
- f->state = f->n_elts - j;
- f->state |= err;
- no_job_to_deq = 1;
- break;
- }
-
- if (frame_ret)
- {
- rte_ring_sc_dequeue (cet->cached_frame, (void **) &frame_ret);
- n_room_left++;
- }
- }
-
- /* no point to dequeue further */
- if (!inflight || no_job_to_deq || !n_room_left)
- goto end_deq;
-
- n_deq = rte_cryptodev_raw_dequeue_burst (cet->ctx,
- cryptodev_get_frame_n_elts,
- cryptodev_post_dequeue,
- (void **) &frame, 0, &n_success,
- &dequeue_status);
- if (!n_deq)
- goto end_deq;
-
- inflight -= n_deq;
- no_job_to_deq = n_deq < frame->n_elts;
- /* we have to cache the frame */
- if (frame_ret || n_cached_frame || no_job_to_deq)
- {
- frame->state = frame->n_elts - n_deq;
- frame->state |= ((n_success < n_deq) << 7);
- rte_ring_sp_enqueue (cet->cached_frame, (void *) frame);
- n_room_left--;
- }
- else
- {
- frame->state = n_success == frame->n_elts ?
- VNET_CRYPTO_FRAME_STATE_SUCCESS : VNET_CRYPTO_FRAME_STATE_ELT_ERROR;
- frame_ret = frame;
- }
-
- /* see if we can dequeue more */
- while (inflight && n_room_left && !no_job_to_deq)
- {
- n_deq = rte_cryptodev_raw_dequeue_burst (cet->ctx,
- cryptodev_get_frame_n_elts,
- cryptodev_post_dequeue,
- (void **) &frame, 0,
- &n_success, &dequeue_status);
- if (!n_deq)
- break;
- inflight -= n_deq;
- no_job_to_deq = n_deq < frame->n_elts;
- frame->state = frame->n_elts - n_deq;
- frame->state |= ((n_success < n_deq) << 7);
- rte_ring_sp_enqueue (cet->cached_frame, (void *) frame);
- n_room_left--;
- }
-
-end_deq:
- if (inflight < cet->inflight)
- {
- int res =
- rte_cryptodev_raw_dequeue_done (cet->ctx, cet->inflight - inflight);
- ASSERT (res == 0);
- cet->inflight = inflight;
- }
-
- if (frame_ret)
- {
- *nb_elts_processed = frame_ret->n_elts;
- *enqueue_thread_idx = frame_ret->enqueue_thread_index;
- }
-
- return frame_ret;
-}
-
-/* *INDENT-OFF* */
-static_always_inline int
-cryptodev_enqueue_gcm_aad_8_enc (vlib_main_t * vm,
- vnet_crypto_async_frame_t * frame)
-{
- return cryptodev_frame_gcm_enqueue (vm, frame,
- CRYPTODEV_OP_TYPE_ENCRYPT, 8);
-}
-static_always_inline int
-cryptodev_enqueue_gcm_aad_12_enc (vlib_main_t * vm,
- vnet_crypto_async_frame_t * frame)
-{
- return cryptodev_frame_gcm_enqueue (vm, frame,
- CRYPTODEV_OP_TYPE_ENCRYPT, 12);
-}
-
-static_always_inline int
-cryptodev_enqueue_gcm_aad_8_dec (vlib_main_t * vm,
- vnet_crypto_async_frame_t * frame)
-{
- return cryptodev_frame_gcm_enqueue (vm, frame,
- CRYPTODEV_OP_TYPE_DECRYPT, 8);
-}
-static_always_inline int
-cryptodev_enqueue_gcm_aad_12_dec (vlib_main_t * vm,
- vnet_crypto_async_frame_t * frame)
-{
- return cryptodev_frame_gcm_enqueue (vm, frame,
- CRYPTODEV_OP_TYPE_DECRYPT, 12);
-}
-
-static_always_inline int
-cryptodev_enqueue_linked_alg_enc (vlib_main_t * vm,
- vnet_crypto_async_frame_t * frame)
-{
- return cryptodev_frame_linked_algs_enqueue (vm, frame,
- CRYPTODEV_OP_TYPE_ENCRYPT);
-}
-
-static_always_inline int
-cryptodev_enqueue_linked_alg_dec (vlib_main_t * vm,
- vnet_crypto_async_frame_t * frame)
-{
- return cryptodev_frame_linked_algs_enqueue (vm, frame,
- CRYPTODEV_OP_TYPE_DECRYPT);
-}
-
-typedef enum
-{
- CRYPTODEV_RESOURCE_ASSIGN_AUTO = 0,
- CRYPTODEV_RESOURCE_ASSIGN_UPDATE,
-} cryptodev_resource_assign_op_t;
-
-/**
- * assign a cryptodev resource to a worker.
- * @param cet: the worker thread data
- * @param cryptodev_inst_index: if op is "ASSIGN_AUTO" this param is ignored.
- * @param op: the assignment method.
- * @return: 0 if successfully, negative number otherwise.
- **/
-static_always_inline int
-cryptodev_assign_resource (cryptodev_engine_thread_t * cet,
- u32 cryptodev_inst_index,
- cryptodev_resource_assign_op_t op)
-{
- cryptodev_main_t *cmt = &cryptodev_main;
- cryptodev_inst_t *cinst = 0;
- uword idx;
-
- /* assign resource is only allowed when no inflight op is in the queue */
- if (cet->inflight)
- return -EBUSY;
-
- switch (op)
- {
- case CRYPTODEV_RESOURCE_ASSIGN_AUTO:
- if (clib_bitmap_count_set_bits (cmt->active_cdev_inst_mask) >=
- vec_len (cmt->cryptodev_inst))
- return -1;
-
- clib_spinlock_lock (&cmt->tlock);
- idx = clib_bitmap_first_clear (cmt->active_cdev_inst_mask);
- clib_bitmap_set (cmt->active_cdev_inst_mask, idx, 1);
- cinst = vec_elt_at_index (cmt->cryptodev_inst, idx);
- cet->cryptodev_id = cinst->dev_id;
- cet->cryptodev_q = cinst->q_id;
- cryptodev_reset_ctx (cet);
- clib_spinlock_unlock (&cmt->tlock);
- break;
- case CRYPTODEV_RESOURCE_ASSIGN_UPDATE:
- /* assigning a used cryptodev resource is not allowed */
- if (clib_bitmap_get (cmt->active_cdev_inst_mask, cryptodev_inst_index)
- == 1)
- return -EBUSY;
- vec_foreach_index (idx, cmt->cryptodev_inst)
- {
- cinst = cmt->cryptodev_inst + idx;
- if (cinst->dev_id == cet->cryptodev_id &&
- cinst->q_id == cet->cryptodev_q)
- break;
- }
- /* invalid existing worker resource assignment */
- if (idx == vec_len (cmt->cryptodev_inst))
- return -EINVAL;
- clib_spinlock_lock (&cmt->tlock);
- clib_bitmap_set_no_check (cmt->active_cdev_inst_mask, idx, 0);
- clib_bitmap_set_no_check (cmt->active_cdev_inst_mask,
- cryptodev_inst_index, 1);
- cinst = cmt->cryptodev_inst + cryptodev_inst_index;
- cet->cryptodev_id = cinst->dev_id;
- cet->cryptodev_q = cinst->q_id;
- cryptodev_reset_ctx (cet);
- clib_spinlock_unlock (&cmt->tlock);
- break;
- default:
- return -EINVAL;
- }
- return 0;
-}
-
-static u8 *
-format_cryptodev_inst (u8 * s, va_list * args)
-{
- cryptodev_main_t *cmt = &cryptodev_main;
- u32 inst = va_arg (*args, u32);
- cryptodev_inst_t *cit = cmt->cryptodev_inst + inst;
- u32 thread_index = 0;
- struct rte_cryptodev_info info;
-
- rte_cryptodev_info_get (cit->dev_id, &info);
- s = format (s, "%-25s%-10u", info.device->name, cit->q_id);
-
- vec_foreach_index (thread_index, cmt->per_thread_data)
- {
- cryptodev_engine_thread_t *cet = cmt->per_thread_data + thread_index;
- if (vlib_num_workers () > 0 && thread_index == 0)
- continue;
-
- if (cet->cryptodev_id == cit->dev_id && cet->cryptodev_q == cit->q_id)
- {
- s = format (s, "%u (%v)\n", thread_index,
- vlib_worker_threads[thread_index].name);
- break;
- }
- }
-
- if (thread_index == vec_len (cmt->per_thread_data))
- s = format (s, "%s\n", "free");
-
- return s;
-}
-
-static clib_error_t *
-cryptodev_show_assignment_fn (vlib_main_t * vm, unformat_input_t * input,
- vlib_cli_command_t * cmd)
-{
- cryptodev_main_t *cmt = &cryptodev_main;
- u32 inst;
-
- vlib_cli_output (vm, "%-5s%-25s%-10s%s\n", "No.", "Name", "Queue-id",
- "Assigned-to");
- if (vec_len (cmt->cryptodev_inst) == 0)
- {
- vlib_cli_output (vm, "(nil)\n");
- return 0;
- }
-
- vec_foreach_index (inst, cmt->cryptodev_inst)
- vlib_cli_output (vm, "%-5u%U", inst, format_cryptodev_inst, inst);
-
- return 0;
-}
-
-VLIB_CLI_COMMAND (show_cryptodev_assignment, static) = {
- .path = "show cryptodev assignment",
- .short_help = "show cryptodev assignment",
- .function = cryptodev_show_assignment_fn,
-};
-
-static clib_error_t *
-cryptodev_set_assignment_fn (vlib_main_t * vm, unformat_input_t * input,
- vlib_cli_command_t * cmd)
-{
- cryptodev_main_t *cmt = &cryptodev_main;
- cryptodev_engine_thread_t *cet;
- unformat_input_t _line_input, *line_input = &_line_input;
- u32 thread_index, inst_index;
- u32 thread_present = 0, inst_present = 0;
- clib_error_t *error = 0;
- int ret;
-
- /* Get a line of input. */
- if (!unformat_user (input, unformat_line_input, line_input))
- return 0;
-
- while (unformat_check_input (line_input) != UNFORMAT_END_OF_INPUT)
- {
- if (unformat (line_input, "thread %u", &thread_index))
- thread_present = 1;
- else if (unformat (line_input, "resource %u", &inst_index))
- inst_present = 1;
- else
- {
- error = clib_error_return (0, "unknown input `%U'",
- format_unformat_error, line_input);
- return error;
- }
- }
-
- if (!thread_present || !inst_present)
- {
- error = clib_error_return (0, "mandatory argument(s) missing");
- return error;
- }
-
- if (thread_index == 0 && vlib_num_workers () > 0)
- {
- error =
- clib_error_return (0, "assign crypto resource for master thread");
- return error;
- }
-
- if (thread_index > vec_len (cmt->per_thread_data) ||
- inst_index > vec_len (cmt->cryptodev_inst))
- {
- error = clib_error_return (0, "wrong thread id or resource id");
- return error;
- }
-
- cet = cmt->per_thread_data + thread_index;
- ret = cryptodev_assign_resource (cet, inst_index,
- CRYPTODEV_RESOURCE_ASSIGN_UPDATE);
- if (ret)
- {
- error = clib_error_return (0, "cryptodev_assign_resource returned %i",
- ret);
- return error;
- }
-
- return 0;
-}
-
-VLIB_CLI_COMMAND (set_cryptodev_assignment, static) = {
- .path = "set cryptodev assignment",
- .short_help = "set cryptodev assignment thread <thread_index> "
- "resource <inst_index>",
- .function = cryptodev_set_assignment_fn,
-};
-
-static u32
-cryptodev_count_queue (u32 numa)
-{
- struct rte_cryptodev_info info;
- u32 n_cryptodev = rte_cryptodev_count ();
- u32 i, q_count = 0;
-
- for (i = 0; i < n_cryptodev; i++)
- {
- rte_cryptodev_info_get (i, &info);
- q_count += info.max_nb_queue_pairs;
- }
-
- return q_count;
-}
-
-static int
-cryptodev_configure (vlib_main_t *vm, u32 cryptodev_id)
-{
- struct rte_cryptodev_config cfg;
- struct rte_cryptodev_info info;
- cryptodev_main_t *cmt = &cryptodev_main;
- u32 i;
- int ret;
-
- rte_cryptodev_info_get (cryptodev_id, &info);
-
- if (!(info.feature_flags & RTE_CRYPTODEV_FF_SYM_RAW_DP))
- return -1;
-
- cfg.socket_id = info.device->numa_node;
- cfg.nb_queue_pairs = info.max_nb_queue_pairs;
-
- rte_cryptodev_configure (cryptodev_id, &cfg);
-
- for (i = 0; i < info.max_nb_queue_pairs; i++)
- {
- struct rte_cryptodev_qp_conf qp_cfg;
-
- qp_cfg.mp_session = 0;
- qp_cfg.mp_session_private = 0;
- qp_cfg.nb_descriptors = CRYPTODEV_NB_CRYPTO_OPS;
-
- ret = rte_cryptodev_queue_pair_setup (cryptodev_id, i, &qp_cfg,
- info.device->numa_node);
- if (ret)
- {
- clib_warning ("Cryptodev: Configure device %u queue %u failed %d",
- cryptodev_id, i, ret);
- break;
- }
- }
-
- if (i != info.max_nb_queue_pairs)
- return -1;
-
- /* start the device */
- rte_cryptodev_start (cryptodev_id);
-
- for (i = 0; i < info.max_nb_queue_pairs; i++)
- {
- cryptodev_inst_t *cdev_inst;
- vec_add2(cmt->cryptodev_inst, cdev_inst, 1);
- cdev_inst->desc = vec_new (char, strlen (info.device->name) + 10);
- cdev_inst->dev_id = cryptodev_id;
- cdev_inst->q_id = i;
-
- snprintf (cdev_inst->desc, strlen (info.device->name) + 9,
- "%s_q%u", info.device->name, i);
- }
-
- return 0;
-}
-
-static int
-cryptodev_cmp (void *v1, void *v2)
-{
- cryptodev_inst_t *a1 = v1;
- cryptodev_inst_t *a2 = v2;
-
- if (a1->q_id > a2->q_id)
- return 1;
- if (a1->q_id < a2->q_id)
- return -1;
- return 0;
-}
-
-static void
-remove_unsupported_param_size (u32 **param_sizes, u32 param_size_min,
- u32 param_size_max, u32 increment)
-{
- u32 i = 0;
- u32 cap_param_size;
-
- while (i < vec_len (*param_sizes))
- {
- u32 found_param = 0;
- for (cap_param_size = param_size_min; cap_param_size <= param_size_max;
- cap_param_size += increment)
- {
- if ((*param_sizes)[i] == cap_param_size)
- {
- found_param = 1;
- break;
- }
- if (increment == 0)
- break;
- }
- if (!found_param)
- /* no such param_size in cap so delete this size in temp_cap params */
- vec_delete (*param_sizes, 1, i);
- else
- i++;
- }
-}
-
-static void
-cryptodev_delete_cap (cryptodev_capability_t **temp_caps, u32 temp_cap_id)
-{
- cryptodev_capability_t temp_cap = (*temp_caps)[temp_cap_id];
-
- switch (temp_cap.xform_type)
- {
- case RTE_CRYPTO_SYM_XFORM_AUTH:
- vec_free (temp_cap.auth.digest_sizes);
- break;
- case RTE_CRYPTO_SYM_XFORM_CIPHER:
- vec_free (temp_cap.cipher.key_sizes);
- break;
- case RTE_CRYPTO_SYM_XFORM_AEAD:
- vec_free (temp_cap.aead.key_sizes);
- vec_free (temp_cap.aead.aad_sizes);
- vec_free (temp_cap.aead.digest_sizes);
- break;
- default:
- break;
- }
- vec_delete (*temp_caps, 1, temp_cap_id);
-}
-
-static u32
-cryptodev_remove_unsupported_param_sizes (
- cryptodev_capability_t *temp_cap,
- const struct rte_cryptodev_capabilities *dev_caps)
-{
- u32 cap_found = 0;
- const struct rte_cryptodev_capabilities *cap = &dev_caps[0];
-
- while (cap->op != RTE_CRYPTO_OP_TYPE_UNDEFINED)
- {
- if (cap->sym.xform_type == temp_cap->xform_type)
- switch (cap->sym.xform_type)
- {
- case RTE_CRYPTO_SYM_XFORM_CIPHER:
- if (cap->sym.cipher.algo == temp_cap->cipher.algo)
- {
- remove_unsupported_param_size (
- &temp_cap->cipher.key_sizes, cap->sym.cipher.key_size.min,
- cap->sym.cipher.key_size.max,
- cap->sym.cipher.key_size.increment);
- if (vec_len (temp_cap->cipher.key_sizes) > 0)
- cap_found = 1;
- }
- break;
- case RTE_CRYPTO_SYM_XFORM_AUTH:
- if (cap->sym.auth.algo == temp_cap->auth.algo)
- {
- remove_unsupported_param_size (
- &temp_cap->auth.digest_sizes, cap->sym.auth.digest_size.min,
- cap->sym.auth.digest_size.max,
- cap->sym.auth.digest_size.increment);
- if (vec_len (temp_cap->auth.digest_sizes) > 0)
- cap_found = 1;
- }
- break;
- case RTE_CRYPTO_SYM_XFORM_AEAD:
- if (cap->sym.aead.algo == temp_cap->aead.algo)
- {
- remove_unsupported_param_size (
- &temp_cap->aead.key_sizes, cap->sym.aead.key_size.min,
- cap->sym.aead.key_size.max,
- cap->sym.aead.key_size.increment);
- remove_unsupported_param_size (
- &temp_cap->aead.aad_sizes, cap->sym.aead.aad_size.min,
- cap->sym.aead.aad_size.max,
- cap->sym.aead.aad_size.increment);
- remove_unsupported_param_size (
- &temp_cap->aead.digest_sizes, cap->sym.aead.digest_size.min,
- cap->sym.aead.digest_size.max,
- cap->sym.aead.digest_size.increment);
- if (vec_len (temp_cap->aead.key_sizes) > 0 &&
- vec_len (temp_cap->aead.aad_sizes) > 0 &&
- vec_len (temp_cap->aead.digest_sizes) > 0)
- cap_found = 1;
- }
- break;
- default:
- break;
- }
- if (cap_found)
- break;
- cap++;
- }
-
- return cap_found;
-}
-
-static void
-cryptodev_get_common_capabilities ()
-{
- cryptodev_main_t *cmt = &cryptodev_main;
- cryptodev_inst_t *dev_inst;
- struct rte_cryptodev_info dev_info;
- u32 previous_dev_id, dev_id;
- u32 cap_id = 0;
- u32 param;
- cryptodev_capability_t tmp_cap;
- const struct rte_cryptodev_capabilities *cap;
- const struct rte_cryptodev_capabilities *dev_caps;
-
- if (vec_len (cmt->cryptodev_inst) == 0)
- return;
- dev_inst = vec_elt_at_index (cmt->cryptodev_inst, 0);
- rte_cryptodev_info_get (dev_inst->dev_id, &dev_info);
- cap = &dev_info.capabilities[0];
-
- /*init capabilities vector*/
- while (cap->op != RTE_CRYPTO_OP_TYPE_UNDEFINED)
- {
- ASSERT (cap->op == RTE_CRYPTO_OP_TYPE_SYMMETRIC);
- tmp_cap.xform_type = cap->sym.xform_type;
- switch (cap->sym.xform_type)
- {
- case RTE_CRYPTO_SYM_XFORM_CIPHER:
- tmp_cap.cipher.key_sizes = 0;
- tmp_cap.cipher.algo = cap->sym.cipher.algo;
- for (param = cap->sym.cipher.key_size.min;
- param <= cap->sym.cipher.key_size.max;
- param += cap->sym.cipher.key_size.increment)
- {
- vec_add1 (tmp_cap.cipher.key_sizes, param);
- if (cap->sym.cipher.key_size.increment == 0)
- break;
- }
- break;
- case RTE_CRYPTO_SYM_XFORM_AUTH:
- tmp_cap.auth.algo = cap->sym.auth.algo;
- tmp_cap.auth.digest_sizes = 0;
- for (param = cap->sym.auth.digest_size.min;
- param <= cap->sym.auth.digest_size.max;
- param += cap->sym.auth.digest_size.increment)
- {
- vec_add1 (tmp_cap.auth.digest_sizes, param);
- if (cap->sym.auth.digest_size.increment == 0)
- break;
- }
- break;
- case RTE_CRYPTO_SYM_XFORM_AEAD:
- tmp_cap.aead.key_sizes = 0;
- tmp_cap.aead.aad_sizes = 0;
- tmp_cap.aead.digest_sizes = 0;
- tmp_cap.aead.algo = cap->sym.aead.algo;
- for (param = cap->sym.aead.key_size.min;
- param <= cap->sym.aead.key_size.max;
- param += cap->sym.aead.key_size.increment)
- {
- vec_add1 (tmp_cap.aead.key_sizes, param);
- if (cap->sym.aead.key_size.increment == 0)
- break;
- }
- for (param = cap->sym.aead.aad_size.min;
- param <= cap->sym.aead.aad_size.max;
- param += cap->sym.aead.aad_size.increment)
- {
- vec_add1 (tmp_cap.aead.aad_sizes, param);
- if (cap->sym.aead.aad_size.increment == 0)
- break;
- }
- for (param = cap->sym.aead.digest_size.min;
- param <= cap->sym.aead.digest_size.max;
- param += cap->sym.aead.digest_size.increment)
- {
- vec_add1 (tmp_cap.aead.digest_sizes, param);
- if (cap->sym.aead.digest_size.increment == 0)
- break;
- }
- break;
- default:
- break;
- }
-
- vec_add1 (cmt->supported_caps, tmp_cap);
- cap++;
- }
-
- while (cap_id < vec_len (cmt->supported_caps))
- {
- u32 cap_is_supported = 1;
- previous_dev_id = cmt->cryptodev_inst->dev_id;
-
- vec_foreach (dev_inst, cmt->cryptodev_inst)
- {
- dev_id = dev_inst->dev_id;
- if (previous_dev_id != dev_id)
- {
- previous_dev_id = dev_id;
- rte_cryptodev_info_get (dev_id, &dev_info);
- dev_caps = &dev_info.capabilities[0];
- cap_is_supported = cryptodev_remove_unsupported_param_sizes (
- &cmt->supported_caps[cap_id], dev_caps);
- if (!cap_is_supported)
- {
- cryptodev_delete_cap (&cmt->supported_caps, cap_id);
- /*no need to check other devices as this one doesn't support
- * this temp_cap*/
- break;
- }
- }
- }
- if (cap_is_supported)
- cap_id++;
- }
-}
-
-static int
-cryptodev_probe (vlib_main_t *vm, u32 n_workers)
-{
- cryptodev_main_t *cmt = &cryptodev_main;
- u32 n_queues = cryptodev_count_queue (vm->numa_node);
- u32 i;
-
- if (n_queues < n_workers)
- return -1;
-
- for (i = 0; i < rte_cryptodev_count (); i++)
- cryptodev_configure (vm, i);
-
- cryptodev_get_common_capabilities ();
- vec_sort_with_function(cmt->cryptodev_inst, cryptodev_cmp);
-
- /* if there is not enough device stop cryptodev */
- if (vec_len (cmt->cryptodev_inst) < n_workers)
- return -1;
-
- return 0;
-}
-
-static void
-cryptodev_get_max_sz (u32 *max_sess_sz, u32 *max_dp_sz)
-{
- cryptodev_main_t *cmt = &cryptodev_main;
- cryptodev_inst_t *cinst;
- u32 max_sess = 0, max_dp = 0;
-
- vec_foreach (cinst, cmt->cryptodev_inst)
- {
- u32 sess_sz = rte_cryptodev_sym_get_private_session_size (cinst->dev_id);
- u32 dp_sz = rte_cryptodev_get_raw_dp_ctx_size (cinst->dev_id);
-
- max_sess = clib_max (sess_sz, max_sess);
- max_dp = clib_max (dp_sz, max_dp);
- }
-
- *max_sess_sz = max_sess;
- *max_dp_sz = max_dp;
-}
-
-static void
-dpdk_disable_cryptodev_engine (vlib_main_t * vm)
-{
- cryptodev_main_t *cmt = &cryptodev_main;
- cryptodev_numa_data_t *numa_data;
- cryptodev_engine_thread_t *ptd;
-
- vec_validate (cmt->per_numa_data, vm->numa_node);
- numa_data = vec_elt_at_index (cmt->per_numa_data, vm->numa_node);
-
- if (numa_data->sess_pool)
- rte_mempool_free (numa_data->sess_pool);
- if (numa_data->sess_priv_pool)
- rte_mempool_free (numa_data->sess_priv_pool);
-
- vec_foreach (ptd, cmt->per_thread_data)
- {
- if (ptd->aad_buf)
- rte_free (ptd->aad_buf);
- if (ptd->cached_frame)
- rte_ring_free (ptd->cached_frame);
- if (ptd->reset_sess.crypto_sess)
- {
- struct rte_mempool *mp =
- rte_mempool_from_obj ((void *) ptd->reset_sess.crypto_sess);
-
- rte_mempool_free (mp);
- ptd->reset_sess.crypto_sess = 0;
- }
- }
-}
-
-static clib_error_t *
-create_reset_sess (cryptodev_engine_thread_t *ptd, u32 lcore, u32 numa,
- u32 sess_sz)
-{
- struct rte_crypto_sym_xform xform = { 0 };
- struct rte_crypto_aead_xform *aead_xform = &xform.aead;
- struct rte_cryptodev_sym_session *sess;
- struct rte_mempool *mp = 0;
- u8 key[] = { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 };
- u8 *name = 0;
- clib_error_t *error = 0;
-
- /* create session pool for the numa node */
- name = format (0, "vcryptodev_s_reset_%u_%u", numa, lcore);
- mp = rte_cryptodev_sym_session_pool_create ((char *) name, 2, sess_sz, 0, 0,
- numa);
- if (!mp)
- {
- error = clib_error_return (0, "Not enough memory for mp %s", name);
- goto error_exit;
- }
- vec_free (name);
-
- xform.type = RTE_CRYPTO_SYM_XFORM_AEAD;
- aead_xform->algo = RTE_CRYPTO_AEAD_AES_GCM;
- aead_xform->op = RTE_CRYPTO_AEAD_OP_ENCRYPT;
- aead_xform->aad_length = 8;
- aead_xform->digest_length = 16;
- aead_xform->iv.offset = 0;
- aead_xform->iv.length = 12;
- aead_xform->key.data = key;
- aead_xform->key.length = 16;
-
- sess = rte_cryptodev_sym_session_create (mp);
- if (!sess)
- {
- error = clib_error_return (0, "failed to create session");
- goto error_exit;
- }
-
- if (rte_cryptodev_sym_session_init (ptd->cryptodev_id, sess, &xform, mp) < 0)
- {
- error = clib_error_return (0, "failed to create session private");
- goto error_exit;
- }
-
- ptd->reset_sess.crypto_sess = sess;
-
- return 0;
-
-error_exit:
- if (mp)
- rte_mempool_free (mp);
- if (name)
- vec_free (name);
-
- return error;
-}
-
-clib_error_t *
-dpdk_cryptodev_init (vlib_main_t * vm)
-{
- cryptodev_main_t *cmt = &cryptodev_main;
- vlib_thread_main_t *tm = vlib_get_thread_main ();
- cryptodev_engine_thread_t *ptd;
- cryptodev_numa_data_t *numa_data;
- struct rte_mempool *mp;
- u32 skip_master = vlib_num_workers () > 0;
- u32 n_workers = tm->n_vlib_mains - skip_master;
- u32 numa = vm->numa_node;
- u32 sess_sz, dp_sz;
- u32 eidx;
- u32 i;
- u8 *name = 0;
- clib_error_t *error;
- struct rte_cryptodev_sym_capability_idx cap_auth_idx;
- struct rte_cryptodev_sym_capability_idx cap_cipher_idx;
- struct rte_cryptodev_sym_capability_idx cap_aead_idx;
-
- cmt->iova_mode = rte_eal_iova_mode ();
-
- vec_validate (cmt->per_numa_data, vm->numa_node);
-
- /* probe all cryptodev devices and get queue info */
- if (cryptodev_probe (vm, n_workers) < 0)
- {
- error = clib_error_return (0, "Failed to configure cryptodev");
- goto err_handling;
- }
-
- cryptodev_get_max_sz (&sess_sz, &dp_sz);
-
- clib_bitmap_vec_validate (cmt->active_cdev_inst_mask, tm->n_vlib_mains);
- clib_spinlock_init (&cmt->tlock);
-
- vec_validate_aligned(cmt->per_thread_data, tm->n_vlib_mains - 1,
- CLIB_CACHE_LINE_BYTES);
- for (i = skip_master; i < tm->n_vlib_mains; i++)
- {
- ptd = cmt->per_thread_data + i;
- numa = vlib_get_main_by_index (i)->numa_node;
-
- ptd->aad_buf = rte_zmalloc_socket (0, CRYPTODEV_NB_CRYPTO_OPS *
- CRYPTODEV_MAX_AAD_SIZE,
- CLIB_CACHE_LINE_BYTES,
- numa);
-
- if (ptd->aad_buf == 0)
- {
- error = clib_error_return (0, "Failed to alloc aad buf");
- goto err_handling;
- }
-
- ptd->aad_phy_addr = rte_malloc_virt2iova (ptd->aad_buf);
-
- ptd->ctx = rte_zmalloc_socket (0, dp_sz, CLIB_CACHE_LINE_BYTES, numa);
- if (!ptd->ctx)
- {
- error = clib_error_return (0, "Failed to alloc raw dp ctx");
- goto err_handling;
- }
-
- name = format (0, "cache_frame_ring_%u%u", numa, i);
- ptd->cached_frame = rte_ring_create ((char *)name,
- CRYPTODEV_DEQ_CACHE_SZ, numa,
- RING_F_SC_DEQ | RING_F_SP_ENQ);
-
- if (ptd->cached_frame == 0)
- {
- error = clib_error_return (0, "Failed to alloc frame ring");
- goto err_handling;
- }
- vec_free (name);
-
- vec_validate (cmt->per_numa_data, numa);
- numa_data = vec_elt_at_index (cmt->per_numa_data, numa);
-
- if (!numa_data->sess_pool)
- {
- /* create session pool for the numa node */
- name = format (0, "vcryptodev_sess_pool_%u%c", numa, 0);
- mp = rte_cryptodev_sym_session_pool_create (
- (char *) name, CRYPTODEV_NB_SESSION, 0, 0, 0, numa);
- if (!mp)
- {
- error =
- clib_error_return (0, "Not enough memory for mp %s", name);
- goto err_handling;
- }
- vec_free (name);
-
- numa_data->sess_pool = mp;
-
- /* create session private pool for the numa node */
- name = format (0, "cryptodev_sess_pool_%u%c", numa, 0);
- mp =
- rte_mempool_create ((char *) name, CRYPTODEV_NB_SESSION, sess_sz,
- 0, 0, NULL, NULL, NULL, NULL, numa, 0);
- if (!mp)
- {
- error =
- clib_error_return (0, "Not enough memory for mp %s", name);
- vec_free (name);
- goto err_handling;
- }
-
- vec_free (name);
-
- numa_data->sess_priv_pool = mp;
- }
-
- error = create_reset_sess (ptd, i, numa, sess_sz);
- if (error)
- goto err_handling;
-
- cryptodev_assign_resource (ptd, 0, CRYPTODEV_RESOURCE_ASSIGN_AUTO);
- }
-
- /* register handler */
- eidx = vnet_crypto_register_engine (vm, "dpdk_cryptodev", 100,
- "DPDK Cryptodev Engine");
-
-#define _(a, b, c, d, e, f, g) \
- cap_aead_idx.type = RTE_CRYPTO_SYM_XFORM_AEAD; \
- cap_aead_idx.algo.aead = RTE_CRYPTO_##b##_##c; \
- if (cryptodev_check_cap_support (&cap_aead_idx, g, e, f)) \
- { \
- vnet_crypto_register_async_handler ( \
- vm, eidx, VNET_CRYPTO_OP_##a##_TAG##e##_AAD##f##_ENC, \
- cryptodev_enqueue_gcm_aad_##f##_enc, cryptodev_frame_dequeue); \
- vnet_crypto_register_async_handler ( \
- vm, eidx, VNET_CRYPTO_OP_##a##_TAG##e##_AAD##f##_DEC, \
- cryptodev_enqueue_gcm_aad_##f##_dec, cryptodev_frame_dequeue); \
- }
-
- foreach_vnet_aead_crypto_conversion
-#undef _
-/* clang-format off */
-#define _(a, b, c, d, e) \
- cap_auth_idx.type = RTE_CRYPTO_SYM_XFORM_AUTH; \
- cap_auth_idx.algo.auth = RTE_CRYPTO_AUTH_##d##_HMAC; \
- cap_cipher_idx.type = RTE_CRYPTO_SYM_XFORM_CIPHER; \
- cap_cipher_idx.algo.cipher = RTE_CRYPTO_CIPHER_##b; \
- if (cryptodev_check_cap_support (&cap_cipher_idx, c, -1, -1) && \
- cryptodev_check_cap_support (&cap_auth_idx, -1, e, -1)) \
- { \
- vnet_crypto_register_async_handler ( \
- vm, eidx, VNET_CRYPTO_OP_##a##_##d##_TAG##e##_ENC, \
- cryptodev_enqueue_linked_alg_enc, cryptodev_frame_dequeue); \
- vnet_crypto_register_async_handler ( \
- vm, eidx, VNET_CRYPTO_OP_##a##_##d##_TAG##e##_DEC, \
- cryptodev_enqueue_linked_alg_dec, cryptodev_frame_dequeue); \
- }
-
- foreach_cryptodev_link_async_alg
-#undef _
-
- vnet_crypto_register_key_handler (vm, eidx, cryptodev_key_handler);
- /* clang-format on */
-
- /* this engine is only enabled when cryptodev device(s) are presented in
- * startup.conf. Assume it is wanted to be used, turn on async mode here.
- */
- vnet_crypto_request_async_mode (1);
- ipsec_set_async_mode (1);
-
- return 0;
-
-err_handling:
- dpdk_disable_cryptodev_engine (vm);
-
- return error;
-}
-/* *INDENT-On* */
-
-/*
- * fd.io coding-style-patch-verification: ON
- *
- * Local Variables:
- * eval: (c-set-style "gnu")
- * End:
- */
--- /dev/null
+
+/*
+ *------------------------------------------------------------------
+ * Copyright (c) 2019 - 2021 Intel and/or its affiliates.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at:
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ *------------------------------------------------------------------
+ */
+
+#include <vlib/vlib.h>
+#include <vnet/crypto/crypto.h>
+
+#include <dpdk/buffer.h>
+#include <dpdk/device/dpdk.h>
+#include <dpdk/device/dpdk_priv.h>
+#undef always_inline
+#include <rte_bus_vdev.h>
+#include <rte_cryptodev.h>
+#include <rte_crypto_sym.h>
+#include <rte_crypto.h>
+#include <rte_cryptodev_pmd.h>
+#include <rte_ring_peek_zc.h>
+#include <rte_config.h>
+
+#include "cryptodev.h"
+
+#if CLIB_DEBUG > 0
+#define always_inline static inline
+#else
+#define always_inline static inline __attribute__ ((__always_inline__))
+#endif
+
+#define CRYPTODEV_AAD_OFFSET (offsetof (cryptodev_op_t, aad))
+
+#define foreach_vnet_crypto_status_conversion \
+ _ (SUCCESS, COMPLETED) \
+ _ (NOT_PROCESSED, WORK_IN_PROGRESS) \
+ _ (AUTH_FAILED, FAIL_BAD_HMAC) \
+ _ (INVALID_SESSION, FAIL_ENGINE_ERR) \
+ _ (INVALID_ARGS, FAIL_ENGINE_ERR) \
+ _ (ERROR, FAIL_ENGINE_ERR)
+
+static const vnet_crypto_op_status_t cryptodev_status_conversion[] = {
+#define _(a, b) VNET_CRYPTO_OP_STATUS_##b,
+ foreach_vnet_crypto_status_conversion
+#undef _
+};
+
+static_always_inline rte_iova_t
+cryptodev_get_iova (clib_pmalloc_main_t *pm, enum rte_iova_mode mode,
+ void *data)
+{
+ u64 index;
+ if (mode == RTE_IOVA_VA)
+ return (rte_iova_t) pointer_to_uword (data);
+
+ index = clib_pmalloc_get_page_index (pm, data);
+ return pointer_to_uword (data) - pm->lookup_table[index];
+}
+
+static_always_inline void
+cryptodev_validate_mbuf_chain (vlib_main_t *vm, struct rte_mbuf *mb,
+ vlib_buffer_t *b)
+{
+ struct rte_mbuf *first_mb = mb, *last_mb = mb; /**< last mbuf */
+ /* when input node is not dpdk, mbuf data len is not initialized, for
+ * single buffer it is not a problem since the data length is written
+ * into cryptodev operation. For chained buffer a reference data length
+ * has to be computed through vlib_buffer.
+ *
+ * even when input node is dpdk, it is possible chained vlib_buffers
+ * are updated (either added or removed a buffer) but not not mbuf fields.
+ * we have to re-link every mbuf in the chain.
+ */
+ u16 data_len = b->current_length +
+ (b->data + b->current_data - rte_pktmbuf_mtod (mb, u8 *));
+
+ first_mb->nb_segs = 1;
+ first_mb->pkt_len = first_mb->data_len = data_len;
+
+ while (b->flags & VLIB_BUFFER_NEXT_PRESENT)
+ {
+ b = vlib_get_buffer (vm, b->next_buffer);
+ mb = rte_mbuf_from_vlib_buffer (b);
+ if (PREDICT_FALSE ((b->flags & VLIB_BUFFER_EXT_HDR_VALID) == 0))
+ rte_pktmbuf_reset (mb);
+ last_mb->next = mb;
+ last_mb = mb;
+ mb->data_len = b->current_length;
+ mb->pkt_len = b->current_length;
+ mb->data_off = VLIB_BUFFER_PRE_DATA_SIZE + b->current_data;
+ first_mb->nb_segs++;
+ if (PREDICT_FALSE (b->ref_count > 1))
+ mb->pool =
+ dpdk_no_cache_mempool_by_buffer_pool_index[b->buffer_pool_index];
+ }
+}
+
+static_always_inline void
+crypto_op_init (struct rte_mempool *mempool,
+ void *_arg __attribute__ ((unused)), void *_obj,
+ unsigned i __attribute__ ((unused)))
+{
+ struct rte_crypto_op *op = _obj;
+
+ op->sess_type = RTE_CRYPTO_OP_WITH_SESSION;
+ op->type = RTE_CRYPTO_OP_TYPE_SYMMETRIC;
+ op->status = RTE_CRYPTO_OP_STATUS_NOT_PROCESSED;
+ op->phys_addr = rte_mempool_virt2iova (_obj);
+ op->mempool = mempool;
+}
+
+static_always_inline int
+cryptodev_frame_linked_algs_enqueue (vlib_main_t *vm,
+ vnet_crypto_async_frame_t *frame,
+ cryptodev_op_type_t op_type)
+{
+ cryptodev_main_t *cmt = &cryptodev_main;
+ clib_pmalloc_main_t *pm = vm->physmem_main.pmalloc_main;
+ cryptodev_engine_thread_t *cet = cmt->per_thread_data + vm->thread_index;
+ vnet_crypto_async_frame_elt_t *fe;
+ struct rte_cryptodev_sym_session *sess = 0;
+ cryptodev_op_t **cop;
+ u32 *bi;
+ u32 n_enqueue, n_elts;
+ u32 last_key_index = ~0;
+
+ if (PREDICT_FALSE (frame == 0 || frame->n_elts == 0))
+ return -1;
+ n_elts = frame->n_elts;
+
+ if (PREDICT_FALSE (CRYPTODEV_NB_CRYPTO_OPS - cet->inflight < n_elts))
+ {
+ cryptodev_mark_frame_err_status (frame,
+ VNET_CRYPTO_OP_STATUS_FAIL_ENGINE_ERR);
+ return -1;
+ }
+
+ if (PREDICT_FALSE (
+ rte_mempool_get_bulk (cet->cop_pool, (void **) cet->cops, n_elts) < 0))
+ {
+ cryptodev_mark_frame_err_status (frame,
+ VNET_CRYPTO_OP_STATUS_FAIL_ENGINE_ERR);
+ return -1;
+ }
+
+ cop = cet->cops;
+ fe = frame->elts;
+ bi = frame->buffer_indices;
+ cop[0]->frame = frame;
+ cop[0]->n_elts = n_elts;
+
+ while (n_elts)
+ {
+ vlib_buffer_t *b = vlib_get_buffer (vm, bi[0]);
+ struct rte_crypto_sym_op *sop = &cop[0]->sop;
+ i16 crypto_offset = fe->crypto_start_offset;
+ i16 integ_offset = fe->integ_start_offset;
+ u32 offset_diff = crypto_offset - integ_offset;
+
+ if (n_elts > 2)
+ {
+ CLIB_PREFETCH (cop[1], CLIB_CACHE_LINE_BYTES * 3, STORE);
+ CLIB_PREFETCH (cop[2], CLIB_CACHE_LINE_BYTES * 3, STORE);
+ CLIB_PREFETCH (&fe[1], CLIB_CACHE_LINE_BYTES, LOAD);
+ CLIB_PREFETCH (&fe[2], CLIB_CACHE_LINE_BYTES, LOAD);
+ }
+ if (last_key_index != fe->key_index)
+ {
+ cryptodev_key_t *key = vec_elt_at_index (cmt->keys, fe->key_index);
+ last_key_index = fe->key_index;
+
+ if (key->keys[vm->numa_node][op_type] == 0)
+ {
+ if (PREDICT_FALSE (
+ cryptodev_session_create (vm, last_key_index, 0) < 0))
+ {
+ cryptodev_mark_frame_err_status (
+ frame, VNET_CRYPTO_OP_STATUS_FAIL_ENGINE_ERR);
+ return -1;
+ }
+ }
+ sess = key->keys[vm->numa_node][op_type];
+ }
+
+ sop->m_src = rte_mbuf_from_vlib_buffer (b);
+ sop->m_src->data_off = VLIB_BUFFER_PRE_DATA_SIZE;
+ sop->m_dst = 0;
+ /* mbuf prepend happens in the tx, but vlib_buffer happens in the nodes,
+ * so we have to manually adjust mbuf data_off here so cryptodev can
+ * correctly compute the data pointer. The prepend here will be later
+ * rewritten by tx. */
+ if (PREDICT_TRUE (fe->integ_start_offset < 0))
+ {
+ sop->m_src->data_off += fe->integ_start_offset;
+ integ_offset = 0;
+ crypto_offset = offset_diff;
+ }
+ sop->session = sess;
+ sop->cipher.data.offset = crypto_offset;
+ sop->cipher.data.length = fe->crypto_total_length;
+ sop->auth.data.offset = integ_offset;
+ sop->auth.data.length = fe->crypto_total_length + fe->integ_length_adj;
+ sop->auth.digest.data = fe->digest;
+ sop->auth.digest.phys_addr =
+ cryptodev_get_iova (pm, cmt->iova_mode, fe->digest);
+ if (PREDICT_FALSE (fe->flags & VNET_CRYPTO_OP_FLAG_CHAINED_BUFFERS))
+ cryptodev_validate_mbuf_chain (vm, sop->m_src, b);
+ else
+ /* for input nodes that are not dpdk-input, it is possible the mbuf
+ * was updated before as one of the chained mbufs. Setting nb_segs
+ * to 1 here to prevent the cryptodev PMD to access potentially
+ * invalid m_src->next pointers.
+ */
+ sop->m_src->nb_segs = 1;
+ clib_memcpy_fast (cop[0]->iv, fe->iv, 16);
+ cop++;
+ bi++;
+ fe++;
+ n_elts--;
+ }
+
+ n_enqueue = rte_cryptodev_enqueue_burst (cet->cryptodev_id, cet->cryptodev_q,
+ (struct rte_crypto_op **) cet->cops,
+ frame->n_elts);
+ ASSERT (n_enqueue == frame->n_elts);
+ cet->inflight += n_enqueue;
+
+ return 0;
+}
+
+static_always_inline int
+cryptodev_frame_aead_enqueue (vlib_main_t *vm,
+ vnet_crypto_async_frame_t *frame,
+ cryptodev_op_type_t op_type, u8 aad_len)
+{
+ cryptodev_main_t *cmt = &cryptodev_main;
+ clib_pmalloc_main_t *pm = vm->physmem_main.pmalloc_main;
+ cryptodev_engine_thread_t *cet = cmt->per_thread_data + vm->thread_index;
+ vnet_crypto_async_frame_elt_t *fe;
+ struct rte_cryptodev_sym_session *sess = 0;
+ cryptodev_op_t **cop;
+ u32 *bi;
+ u32 n_enqueue = 0, n_elts;
+ u32 last_key_index = ~0;
+
+ if (PREDICT_FALSE (frame == 0 || frame->n_elts == 0))
+ return -1;
+ n_elts = frame->n_elts;
+
+ if (PREDICT_FALSE (CRYPTODEV_MAX_INFLIGHT - cet->inflight < n_elts))
+ {
+ cryptodev_mark_frame_err_status (frame,
+ VNET_CRYPTO_OP_STATUS_FAIL_ENGINE_ERR);
+ return -1;
+ }
+
+ if (PREDICT_FALSE (
+ rte_mempool_get_bulk (cet->cop_pool, (void **) cet->cops, n_elts) < 0))
+ {
+ cryptodev_mark_frame_err_status (frame,
+ VNET_CRYPTO_OP_STATUS_FAIL_ENGINE_ERR);
+ return -1;
+ }
+
+ cop = cet->cops;
+ fe = frame->elts;
+ bi = frame->buffer_indices;
+ cop[0]->frame = frame;
+ cop[0]->n_elts = n_elts;
+
+ while (n_elts)
+ {
+ vlib_buffer_t *b = vlib_get_buffer (vm, bi[0]);
+ struct rte_crypto_sym_op *sop = &cop[0]->sop;
+ u16 crypto_offset = fe->crypto_start_offset;
+
+ if (n_elts > 2)
+ {
+ CLIB_PREFETCH (cop[1], CLIB_CACHE_LINE_BYTES * 3, STORE);
+ CLIB_PREFETCH (cop[2], CLIB_CACHE_LINE_BYTES * 3, STORE);
+ CLIB_PREFETCH (&fe[1], CLIB_CACHE_LINE_BYTES, LOAD);
+ CLIB_PREFETCH (&fe[2], CLIB_CACHE_LINE_BYTES, LOAD);
+ }
+ if (last_key_index != fe->key_index)
+ {
+ cryptodev_key_t *key = vec_elt_at_index (cmt->keys, fe->key_index);
+
+ last_key_index = fe->key_index;
+ if (key->keys[vm->numa_node][op_type] == 0)
+ {
+ if (PREDICT_FALSE (cryptodev_session_create (vm, last_key_index,
+ aad_len) < 0))
+ {
+ cryptodev_mark_frame_err_status (
+ frame, VNET_CRYPTO_OP_STATUS_FAIL_ENGINE_ERR);
+ return -1;
+ }
+ }
+ else if (PREDICT_FALSE (
+ key->keys[vm->numa_node][op_type]->opaque_data !=
+ aad_len))
+ {
+ cryptodev_sess_handler (vm, VNET_CRYPTO_KEY_OP_DEL,
+ fe->key_index, aad_len);
+ if (PREDICT_FALSE (cryptodev_session_create (vm, last_key_index,
+ aad_len) < 0))
+ {
+ cryptodev_mark_frame_err_status (
+ frame, VNET_CRYPTO_OP_STATUS_FAIL_ENGINE_ERR);
+ return -1;
+ }
+ }
+
+ sess = key->keys[vm->numa_node][op_type];
+ }
+
+ sop->m_src = rte_mbuf_from_vlib_buffer (b);
+ sop->m_src->data_off = VLIB_BUFFER_PRE_DATA_SIZE;
+ sop->m_dst = 0;
+ /* mbuf prepend happens in the tx, but vlib_buffer happens in the nodes,
+ * so we have to manually adjust mbuf data_off here so cryptodev can
+ * correctly compute the data pointer. The prepend here will be later
+ * rewritten by tx. */
+ if (PREDICT_FALSE (fe->crypto_start_offset < 0))
+ {
+ rte_pktmbuf_prepend (sop->m_src, -fe->crypto_start_offset);
+ crypto_offset = 0;
+ }
+
+ sop->session = sess;
+ sop->aead.aad.data = cop[0]->aad;
+ sop->aead.aad.phys_addr = cop[0]->op.phys_addr + CRYPTODEV_AAD_OFFSET;
+ sop->aead.data.length = fe->crypto_total_length;
+ sop->aead.data.offset = crypto_offset;
+ sop->aead.digest.data = fe->tag;
+ sop->aead.digest.phys_addr =
+ cryptodev_get_iova (pm, cmt->iova_mode, fe->tag);
+ if (PREDICT_FALSE (fe->flags & VNET_CRYPTO_OP_FLAG_CHAINED_BUFFERS))
+ cryptodev_validate_mbuf_chain (vm, sop->m_src, b);
+ else
+ /* for input nodes that are not dpdk-input, it is possible the mbuf
+ * was updated before as one of the chained mbufs. Setting nb_segs
+ * to 1 here to prevent the cryptodev PMD to access potentially
+ * invalid m_src->next pointers.
+ */
+ sop->m_src->nb_segs = 1;
+ clib_memcpy_fast (cop[0]->iv, fe->iv, 12);
+ clib_memcpy_fast (cop[0]->aad, fe->aad, aad_len);
+ cop++;
+ bi++;
+ fe++;
+ n_elts--;
+ }
+
+ n_enqueue = rte_cryptodev_enqueue_burst (cet->cryptodev_id, cet->cryptodev_q,
+ (struct rte_crypto_op **) cet->cops,
+ frame->n_elts);
+ ASSERT (n_enqueue == frame->n_elts);
+ cet->inflight += n_enqueue;
+
+ return 0;
+}
+
+static_always_inline u16
+cryptodev_ring_deq (struct rte_ring *r, cryptodev_op_t **cops)
+{
+ u16 n, n_elts = 0;
+
+ n = rte_ring_dequeue_bulk_start (r, (void **) cops, 1, 0);
+ rte_ring_dequeue_finish (r, 0);
+ if (!n)
+ return 0;
+
+ n = cops[0]->n_elts;
+ if (rte_ring_count (r) < n)
+ return 0;
+
+ n_elts = rte_ring_sc_dequeue_bulk (r, (void **) cops, n, 0);
+ ASSERT (n_elts == n);
+
+ return n_elts;
+}
+
+static_always_inline vnet_crypto_async_frame_t *
+cryptodev_frame_dequeue (vlib_main_t *vm, u32 *nb_elts_processed,
+ u32 *enqueue_thread_idx)
+{
+ cryptodev_main_t *cmt = &cryptodev_main;
+ cryptodev_engine_thread_t *cet = cmt->per_thread_data + vm->thread_index;
+ cryptodev_op_t **cop = cet->cops;
+ vnet_crypto_async_frame_elt_t *fe;
+ vnet_crypto_async_frame_t *frame;
+ u32 n_elts, n_completed_ops = rte_ring_count (cet->ring);
+ u32 ss0 = 0, ss1 = 0, ss2 = 0, ss3 = 0; /* sum of status */
+
+ if (cet->inflight)
+ {
+ n_elts = rte_cryptodev_dequeue_burst (
+ cet->cryptodev_id, cet->cryptodev_q,
+ (struct rte_crypto_op **) cet->cops, VNET_CRYPTO_FRAME_SIZE);
+
+ if (n_elts)
+ {
+ cet->inflight -= n_elts;
+ n_completed_ops += n_elts;
+
+ rte_ring_sp_enqueue_burst (cet->ring, (void **) cet->cops, n_elts,
+ NULL);
+ }
+ }
+
+ if (PREDICT_FALSE (n_completed_ops == 0))
+ return 0;
+
+ n_elts = cryptodev_ring_deq (cet->ring, cop);
+ if (!n_elts)
+ return 0;
+
+ frame = cop[0]->frame;
+ fe = frame->elts;
+
+ while (n_elts > 4)
+ {
+ ss0 |= fe[0].status = cryptodev_status_conversion[cop[0]->op.status];
+ ss1 |= fe[1].status = cryptodev_status_conversion[cop[1]->op.status];
+ ss2 |= fe[2].status = cryptodev_status_conversion[cop[2]->op.status];
+ ss3 |= fe[3].status = cryptodev_status_conversion[cop[3]->op.status];
+
+ cop += 4;
+ fe += 4;
+ n_elts -= 4;
+ }
+
+ while (n_elts)
+ {
+ ss0 |= fe[0].status = cryptodev_status_conversion[cop[0]->op.status];
+ fe++;
+ cop++;
+ n_elts--;
+ }
+
+ frame->state = (ss0 | ss1 | ss2 | ss3) == VNET_CRYPTO_OP_STATUS_COMPLETED ?
+ VNET_CRYPTO_FRAME_STATE_SUCCESS :
+ VNET_CRYPTO_FRAME_STATE_ELT_ERROR;
+
+ rte_mempool_put_bulk (cet->cop_pool, (void **) cet->cops, frame->n_elts);
+ *nb_elts_processed = frame->n_elts;
+ *enqueue_thread_idx = frame->enqueue_thread_index;
+ return frame;
+}
+
+static_always_inline int
+cryptodev_enqueue_aead_aad_8_enc (vlib_main_t *vm,
+ vnet_crypto_async_frame_t *frame)
+{
+ return cryptodev_frame_aead_enqueue (vm, frame, CRYPTODEV_OP_TYPE_ENCRYPT,
+ 8);
+}
+static_always_inline int
+cryptodev_enqueue_aead_aad_12_enc (vlib_main_t *vm,
+ vnet_crypto_async_frame_t *frame)
+{
+ return cryptodev_frame_aead_enqueue (vm, frame, CRYPTODEV_OP_TYPE_ENCRYPT,
+ 12);
+}
+
+static_always_inline int
+cryptodev_enqueue_aead_aad_8_dec (vlib_main_t *vm,
+ vnet_crypto_async_frame_t *frame)
+{
+ return cryptodev_frame_aead_enqueue (vm, frame, CRYPTODEV_OP_TYPE_DECRYPT,
+ 8);
+}
+static_always_inline int
+cryptodev_enqueue_aead_aad_12_dec (vlib_main_t *vm,
+ vnet_crypto_async_frame_t *frame)
+{
+ return cryptodev_frame_aead_enqueue (vm, frame, CRYPTODEV_OP_TYPE_DECRYPT,
+ 12);
+}
+
+static_always_inline int
+cryptodev_enqueue_linked_alg_enc (vlib_main_t *vm,
+ vnet_crypto_async_frame_t *frame)
+{
+ return cryptodev_frame_linked_algs_enqueue (vm, frame,
+ CRYPTODEV_OP_TYPE_ENCRYPT);
+}
+
+static_always_inline int
+cryptodev_enqueue_linked_alg_dec (vlib_main_t *vm,
+ vnet_crypto_async_frame_t *frame)
+{
+ return cryptodev_frame_linked_algs_enqueue (vm, frame,
+ CRYPTODEV_OP_TYPE_DECRYPT);
+}
+
+clib_error_t *
+cryptodev_register_cop_hdl (vlib_main_t *vm, u32 eidx)
+{
+ cryptodev_main_t *cmt = &cryptodev_main;
+ cryptodev_engine_thread_t *cet;
+ struct rte_cryptodev_sym_capability_idx cap_auth_idx;
+ struct rte_cryptodev_sym_capability_idx cap_cipher_idx;
+ struct rte_cryptodev_sym_capability_idx cap_aead_idx;
+ u8 *name;
+ clib_error_t *error = 0;
+
+ vec_foreach (cet, cmt->per_thread_data)
+ {
+ u32 thread_index = cet - cmt->per_thread_data;
+ u32 numa = vlib_get_main_by_index (thread_index)->numa_node;
+ name = format (0, "vpp_cop_pool_%u_%u", numa, thread_index);
+ cet->cop_pool = rte_mempool_create (
+ (char *) name, CRYPTODEV_NB_CRYPTO_OPS, sizeof (cryptodev_op_t), 0,
+ sizeof (struct rte_crypto_op_pool_private), NULL, NULL, crypto_op_init,
+ NULL, vm->numa_node, 0);
+ if (!cet->cop_pool)
+ {
+ error = clib_error_return (
+ 0, "Failed to create cryptodev op pool %s", name);
+
+ goto error_exit;
+ }
+ vec_free (name);
+
+ name = format (0, "frames_ring_%u_%u", numa, thread_index);
+ cet->ring =
+ rte_ring_create ((char *) name, CRYPTODEV_NB_CRYPTO_OPS, vm->numa_node,
+ RING_F_SP_ENQ | RING_F_SC_DEQ);
+ if (!cet->ring)
+ {
+ error = clib_error_return (
+ 0, "Failed to create cryptodev op pool %s", name);
+
+ goto error_exit;
+ }
+ vec_free (name);
+
+ vec_validate (cet->cops, VNET_CRYPTO_FRAME_SIZE - 1);
+ }
+
+ /** INDENT-OFF **/
+#define _(a, b, c, d, e, f, g) \
+ cap_aead_idx.type = RTE_CRYPTO_SYM_XFORM_AEAD; \
+ cap_aead_idx.algo.aead = RTE_CRYPTO_##b##_##c; \
+ if (cryptodev_check_cap_support (&cap_aead_idx, g, e, f)) \
+ { \
+ vnet_crypto_register_async_handler ( \
+ vm, eidx, VNET_CRYPTO_OP_##a##_TAG##e##_AAD##f##_ENC, \
+ cryptodev_enqueue_aead_aad_##f##_enc, cryptodev_frame_dequeue); \
+ vnet_crypto_register_async_handler ( \
+ vm, eidx, VNET_CRYPTO_OP_##a##_TAG##e##_AAD##f##_DEC, \
+ cryptodev_enqueue_aead_aad_##f##_dec, cryptodev_frame_dequeue); \
+ }
+ foreach_vnet_aead_crypto_conversion
+#undef _
+
+#define _(a, b, c, d, e) \
+ cap_auth_idx.type = RTE_CRYPTO_SYM_XFORM_AUTH; \
+ cap_auth_idx.algo.auth = RTE_CRYPTO_AUTH_##d##_HMAC; \
+ cap_cipher_idx.type = RTE_CRYPTO_SYM_XFORM_CIPHER; \
+ cap_cipher_idx.algo.cipher = RTE_CRYPTO_CIPHER_##b; \
+ if (cryptodev_check_cap_support (&cap_cipher_idx, c, -1, -1) && \
+ cryptodev_check_cap_support (&cap_auth_idx, -1, e, -1)) \
+ { \
+ vnet_crypto_register_async_handler ( \
+ vm, eidx, VNET_CRYPTO_OP_##a##_##d##_TAG##e##_ENC, \
+ cryptodev_enqueue_linked_alg_enc, cryptodev_frame_dequeue); \
+ vnet_crypto_register_async_handler ( \
+ vm, eidx, VNET_CRYPTO_OP_##a##_##d##_TAG##e##_DEC, \
+ cryptodev_enqueue_linked_alg_dec, cryptodev_frame_dequeue); \
+ }
+ foreach_cryptodev_link_async_alg
+#undef _
+ /** INDENT-ON **/
+
+ return 0;
+
+error_exit:
+ vec_foreach (cet, cmt->per_thread_data)
+ {
+ if (cet->ring)
+ rte_ring_free (cet->ring);
+
+ if (cet->cop_pool)
+ rte_mempool_free (cet->cop_pool);
+ }
+
+ return error;
+}
--- /dev/null
+/*
+ *------------------------------------------------------------------
+ * Copyright (c) 2020 Intel and/or its affiliates.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at:
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ *------------------------------------------------------------------
+ */
+
+#include <vlib/vlib.h>
+#include <vnet/plugin/plugin.h>
+#include <vnet/crypto/crypto.h>
+#include <vnet/ipsec/ipsec.h>
+#include <vpp/app/version.h>
+
+#include <dpdk/buffer.h>
+#include <dpdk/device/dpdk.h>
+#include <dpdk/device/dpdk_priv.h>
+#undef always_inline
+#include <rte_bus_vdev.h>
+#include <rte_cryptodev.h>
+#include <rte_crypto_sym.h>
+#include <rte_crypto.h>
+#include <rte_cryptodev_pmd.h>
+#include <rte_config.h>
+
+#include "cryptodev.h"
+
+#if CLIB_DEBUG > 0
+#define always_inline static inline
+#else
+#define always_inline static inline __attribute__ ((__always_inline__))
+#endif
+
+static_always_inline u64
+compute_ofs_linked_alg (vnet_crypto_async_frame_elt_t *fe, i16 *min_ofs,
+ u32 *max_end)
+{
+ union rte_crypto_sym_ofs ofs;
+ u32 crypto_end = fe->crypto_start_offset + fe->crypto_total_length;
+ u32 integ_end =
+ fe->integ_start_offset + fe->crypto_total_length + fe->integ_length_adj;
+
+ *min_ofs = clib_min (fe->crypto_start_offset, fe->integ_start_offset);
+ *max_end = clib_max (crypto_end, integ_end);
+
+ ofs.ofs.cipher.head = fe->crypto_start_offset - *min_ofs;
+ ofs.ofs.cipher.tail = *max_end - crypto_end;
+ ofs.ofs.auth.head = fe->integ_start_offset - *min_ofs;
+ ofs.ofs.auth.tail = *max_end - integ_end;
+
+ return ofs.raw;
+}
+
+static_always_inline int
+cryptodev_frame_build_sgl (vlib_main_t *vm, enum rte_iova_mode iova_mode,
+ struct rte_crypto_vec *data_vec, u16 *n_seg,
+ vlib_buffer_t *b, u32 size)
+{
+ struct rte_crypto_vec *vec = data_vec + 1;
+ if (vlib_buffer_chain_linearize (vm, b) > CRYPTODEV_MAX_N_SGL)
+ return -1;
+
+ while ((b->flags & VLIB_BUFFER_NEXT_PRESENT) && size)
+ {
+ u32 len;
+ b = vlib_get_buffer (vm, b->next_buffer);
+ len = clib_min (b->current_length, size);
+ vec->base = (void *) vlib_buffer_get_current (b);
+ if (iova_mode == RTE_IOVA_VA)
+ vec->iova = pointer_to_uword (vec->base);
+ else
+ vec->iova = vlib_buffer_get_current_pa (vm, b);
+ vec->len = len;
+ size -= len;
+ vec++;
+ *n_seg += 1;
+ }
+
+ if (size)
+ return -1;
+
+ return 0;
+}
+
+static_always_inline void
+cryptodev_reset_ctx (cryptodev_engine_thread_t *cet)
+{
+ union rte_cryptodev_session_ctx sess_ctx;
+
+ ASSERT (cet->reset_sess != 0);
+
+ sess_ctx.crypto_sess = cet->reset_sess;
+
+ rte_cryptodev_configure_raw_dp_ctx (cet->cryptodev_id, cet->cryptodev_q,
+ cet->ctx, RTE_CRYPTO_OP_WITH_SESSION,
+ sess_ctx, 0);
+}
+
+static_always_inline int
+cryptodev_frame_linked_algs_enqueue (vlib_main_t *vm,
+ vnet_crypto_async_frame_t *frame,
+ cryptodev_op_type_t op_type)
+{
+ cryptodev_main_t *cmt = &cryptodev_main;
+ cryptodev_engine_thread_t *cet = cmt->per_thread_data + vm->thread_index;
+ vnet_crypto_async_frame_elt_t *fe;
+ vlib_buffer_t **b;
+ struct rte_crypto_vec vec[CRYPTODEV_MAX_N_SGL];
+ struct rte_crypto_va_iova_ptr iv_vec, digest_vec;
+ u32 n_elts;
+ u32 last_key_index = ~0;
+ i16 min_ofs;
+ u32 max_end;
+ u8 is_update = 0;
+ int status;
+
+ n_elts = frame->n_elts;
+
+ if (PREDICT_FALSE (CRYPTODEV_MAX_INFLIGHT - cet->inflight < n_elts))
+ {
+ cryptodev_mark_frame_err_status (frame,
+ VNET_CRYPTO_OP_STATUS_FAIL_ENGINE_ERR);
+ return -1;
+ }
+
+ vlib_get_buffers (vm, frame->buffer_indices, cet->b, frame->n_elts);
+
+ b = cet->b;
+ fe = frame->elts;
+
+ while (n_elts)
+ {
+ union rte_crypto_sym_ofs cofs;
+ u16 n_seg = 1;
+
+ if (n_elts > 2)
+ {
+ CLIB_PREFETCH (&fe[1], CLIB_CACHE_LINE_BYTES, LOAD);
+ CLIB_PREFETCH (&fe[2], CLIB_CACHE_LINE_BYTES, LOAD);
+ vlib_prefetch_buffer_header (b[1], LOAD);
+ vlib_prefetch_buffer_header (b[2], LOAD);
+ }
+
+ if (PREDICT_FALSE (last_key_index != fe->key_index))
+ {
+ cryptodev_key_t *key = vec_elt_at_index (cmt->keys, fe->key_index);
+ union rte_cryptodev_session_ctx sess_ctx;
+
+ if (PREDICT_FALSE (key->keys[vm->numa_node][op_type] == 0))
+ {
+ status = cryptodev_session_create (vm, fe->key_index, 0);
+ if (PREDICT_FALSE (status < 0))
+ goto error_exit;
+ }
+
+ /* Borrow a created session to reset session ctx, based on a valid
+ * assumption that the session reset won't happen until first valid
+ * packet is processed */
+ if (PREDICT_FALSE (cet->reset_sess == 0))
+ cet->reset_sess = key->keys[vm->numa_node][op_type];
+
+ sess_ctx.crypto_sess = key->keys[vm->numa_node][op_type];
+
+ status = rte_cryptodev_configure_raw_dp_ctx (
+ cet->cryptodev_id, cet->cryptodev_q, cet->ctx,
+ RTE_CRYPTO_OP_WITH_SESSION, sess_ctx, is_update);
+ if (PREDICT_FALSE (status < 0))
+ goto error_exit;
+
+ last_key_index = fe->key_index;
+ is_update = 1;
+ }
+
+ cofs.raw = compute_ofs_linked_alg (fe, &min_ofs, &max_end);
+
+ vec->len = max_end - min_ofs;
+ if (cmt->iova_mode == RTE_IOVA_VA)
+ {
+ vec[0].base = (void *) (b[0]->data + min_ofs);
+ vec[0].iova = pointer_to_uword (b[0]->data) + min_ofs;
+ iv_vec.va = (void *) fe->iv;
+ iv_vec.iova = pointer_to_uword (fe->iv);
+ digest_vec.va = (void *) fe->tag;
+ digest_vec.iova = pointer_to_uword (fe->tag);
+ }
+ else
+ {
+ vec[0].base = (void *) (b[0]->data + min_ofs);
+ vec[0].iova = vlib_buffer_get_pa (vm, b[0]) + min_ofs;
+ iv_vec.va = (void *) fe->iv;
+ iv_vec.iova = vlib_physmem_get_pa (vm, fe->iv);
+ digest_vec.va = (void *) fe->tag;
+ digest_vec.iova = vlib_physmem_get_pa (vm, fe->digest);
+ }
+
+ if (PREDICT_FALSE (fe->flags & VNET_CRYPTO_OP_FLAG_CHAINED_BUFFERS))
+ {
+ vec[0].len = b[0]->current_data + b[0]->current_length - min_ofs;
+ if (cryptodev_frame_build_sgl (vm, cmt->iova_mode, vec, &n_seg, b[0],
+ max_end - min_ofs - vec->len) < 0)
+ goto error_exit;
+ }
+
+ status = rte_cryptodev_raw_enqueue (cet->ctx, vec, n_seg, cofs, &iv_vec,
+ &digest_vec, 0, (void *) frame);
+ if (PREDICT_FALSE (status < 0))
+ goto error_exit;
+
+ b++;
+ fe++;
+ n_elts--;
+ }
+
+ status = rte_cryptodev_raw_enqueue_done (cet->ctx, frame->n_elts);
+ if (PREDICT_FALSE (status < 0))
+ {
+ cryptodev_reset_ctx (cet);
+ return -1;
+ }
+
+ cet->inflight += frame->n_elts;
+ return 0;
+
+error_exit:
+ cryptodev_mark_frame_err_status (frame,
+ VNET_CRYPTO_OP_STATUS_FAIL_ENGINE_ERR);
+ cryptodev_reset_ctx (cet);
+ return -1;
+}
+
+static_always_inline int
+cryptodev_raw_aead_enqueue (vlib_main_t *vm, vnet_crypto_async_frame_t *frame,
+ cryptodev_op_type_t op_type, u8 aad_len)
+{
+ cryptodev_main_t *cmt = &cryptodev_main;
+ cryptodev_engine_thread_t *cet = cmt->per_thread_data + vm->thread_index;
+ vnet_crypto_async_frame_elt_t *fe;
+ vlib_buffer_t **b;
+ u32 n_elts;
+ union rte_crypto_sym_ofs cofs;
+ struct rte_crypto_vec vec[CRYPTODEV_MAX_N_SGL];
+ struct rte_crypto_va_iova_ptr iv_vec, digest_vec, aad_vec;
+ u32 last_key_index = ~0;
+ u8 is_update = 0;
+ int status;
+
+ n_elts = frame->n_elts;
+
+ if (PREDICT_FALSE (CRYPTODEV_MAX_INFLIGHT - cet->inflight < n_elts))
+ {
+ cryptodev_mark_frame_err_status (frame,
+ VNET_CRYPTO_OP_STATUS_FAIL_ENGINE_ERR);
+ return -1;
+ }
+
+ vlib_get_buffers (vm, frame->buffer_indices, cet->b, frame->n_elts);
+
+ fe = frame->elts;
+ b = cet->b;
+ cofs.raw = 0;
+
+ while (n_elts)
+ {
+ u32 aad_offset = ((cet->aad_index++) & CRYPTODEV_AAD_MASK) << 4;
+ u16 n_seg = 1;
+
+ if (n_elts > 1)
+ {
+ CLIB_PREFETCH (&fe[1], CLIB_CACHE_LINE_BYTES, LOAD);
+ vlib_prefetch_buffer_header (b[1], LOAD);
+ }
+
+ if (PREDICT_FALSE (last_key_index != fe->key_index))
+ {
+ cryptodev_key_t *key = vec_elt_at_index (cmt->keys, fe->key_index);
+ union rte_cryptodev_session_ctx sess_ctx;
+
+ if (PREDICT_FALSE (key->keys[vm->numa_node][op_type] == 0))
+ {
+ status = cryptodev_session_create (vm, fe->key_index, aad_len);
+ if (PREDICT_FALSE (status < 0))
+ goto error_exit;
+ }
+
+ if (PREDICT_FALSE (
+ (u8) key->keys[vm->numa_node][op_type]->opaque_data !=
+ aad_len))
+ {
+ cryptodev_sess_handler (vm, VNET_CRYPTO_KEY_OP_DEL,
+ fe->key_index, aad_len);
+ status = cryptodev_session_create (vm, fe->key_index, aad_len);
+ if (PREDICT_FALSE (status < 0))
+ goto error_exit;
+ }
+
+ /* Borrow a created session to reset session ctx, based on a valid
+ * assumption that the session reset won't happen until first valid
+ * packet is processed */
+
+ if (PREDICT_FALSE (cet->reset_sess == 0))
+ cet->reset_sess = key->keys[vm->numa_node][op_type];
+
+ sess_ctx.crypto_sess = key->keys[vm->numa_node][op_type];
+
+ status = rte_cryptodev_configure_raw_dp_ctx (
+ cet->cryptodev_id, cet->cryptodev_q, cet->ctx,
+ RTE_CRYPTO_OP_WITH_SESSION, sess_ctx, is_update);
+ if (PREDICT_FALSE (status < 0))
+ goto error_exit;
+
+ last_key_index = fe->key_index;
+ is_update = 1;
+ }
+
+ if (cmt->iova_mode == RTE_IOVA_VA)
+ {
+ vec[0].base = (void *) (b[0]->data + fe->crypto_start_offset);
+ vec[0].iova = pointer_to_uword (vec[0].base);
+ vec[0].len = fe->crypto_total_length;
+ iv_vec.va = (void *) fe->iv;
+ iv_vec.iova = pointer_to_uword (fe->iv);
+ digest_vec.va = (void *) fe->tag;
+ digest_vec.iova = pointer_to_uword (fe->tag);
+ aad_vec.va = (void *) (cet->aad_buf + aad_offset);
+ aad_vec.iova = cet->aad_phy_addr + aad_offset;
+ }
+ else
+ {
+ vec[0].base = (void *) (b[0]->data + fe->crypto_start_offset);
+ vec[0].iova =
+ vlib_buffer_get_pa (vm, b[0]) + fe->crypto_start_offset;
+ vec[0].len = fe->crypto_total_length;
+ iv_vec.va = (void *) fe->iv;
+ iv_vec.iova = vlib_physmem_get_pa (vm, fe->iv);
+ aad_vec.va = (void *) (cet->aad_buf + aad_offset);
+ aad_vec.iova = cet->aad_phy_addr + aad_offset;
+ digest_vec.va = (void *) fe->tag;
+ digest_vec.iova = vlib_physmem_get_pa (vm, fe->tag);
+ }
+
+ if (aad_len == 8)
+ *(u64 *) (cet->aad_buf + aad_offset) = *(u64 *) fe->aad;
+ else
+ {
+ /* aad_len == 12 */
+ *(u64 *) (cet->aad_buf + aad_offset) = *(u64 *) fe->aad;
+ *(u32 *) (cet->aad_buf + aad_offset + 8) = *(u32 *) (fe->aad + 8);
+ }
+
+ if (PREDICT_FALSE (fe->flags & VNET_CRYPTO_OP_FLAG_CHAINED_BUFFERS))
+ {
+ vec[0].len = b[0]->current_data + b[0]->current_length -
+ fe->crypto_start_offset;
+ status =
+ cryptodev_frame_build_sgl (vm, cmt->iova_mode, vec, &n_seg, b[0],
+ fe->crypto_total_length - vec[0].len);
+ if (status < 0)
+ goto error_exit;
+ }
+
+ status =
+ rte_cryptodev_raw_enqueue (cet->ctx, vec, n_seg, cofs, &iv_vec,
+ &digest_vec, &aad_vec, (void *) frame);
+ if (PREDICT_FALSE (status < 0))
+ goto error_exit;
+
+ fe++;
+ b++;
+ n_elts--;
+ }
+
+ status = rte_cryptodev_raw_enqueue_done (cet->ctx, frame->n_elts);
+ if (PREDICT_FALSE (status < 0))
+ goto error_exit;
+
+ cet->inflight += frame->n_elts;
+
+ return 0;
+
+error_exit:
+ cryptodev_mark_frame_err_status (frame,
+ VNET_CRYPTO_OP_STATUS_FAIL_ENGINE_ERR);
+ cryptodev_reset_ctx (cet);
+ return -1;
+}
+
+static_always_inline u32
+cryptodev_get_frame_n_elts (void *frame)
+{
+ vnet_crypto_async_frame_t *f = (vnet_crypto_async_frame_t *) frame;
+ return f->n_elts;
+}
+
+static_always_inline void
+cryptodev_post_dequeue (void *frame, u32 index, u8 is_op_success)
+{
+ vnet_crypto_async_frame_t *f = (vnet_crypto_async_frame_t *) frame;
+
+ f->elts[index].status = is_op_success ? VNET_CRYPTO_OP_STATUS_COMPLETED :
+ VNET_CRYPTO_OP_STATUS_FAIL_BAD_HMAC;
+}
+
+#define GET_RING_OBJ(r, pos, f) \
+ do \
+ { \
+ vnet_crypto_async_frame_t **ring = (void *) &r[1]; \
+ f = ring[(r->cons.head + pos) & r->mask]; \
+ } \
+ while (0)
+
+static_always_inline vnet_crypto_async_frame_t *
+cryptodev_raw_dequeue (vlib_main_t *vm, u32 *nb_elts_processed,
+ u32 *enqueue_thread_idx)
+{
+ cryptodev_main_t *cmt = &cryptodev_main;
+ cryptodev_engine_thread_t *cet = cmt->per_thread_data + vm->thread_index;
+ vnet_crypto_async_frame_t *frame, *frame_ret = 0;
+ u32 n_deq, n_success;
+ u32 n_cached_frame = rte_ring_count (cet->cached_frame), n_room_left;
+ u8 no_job_to_deq = 0;
+ u16 inflight = cet->inflight;
+ int dequeue_status;
+
+ n_room_left = CRYPTODEV_DEQ_CACHE_SZ - n_cached_frame - 1;
+
+ if (n_cached_frame)
+ {
+ u32 i;
+ for (i = 0; i < n_cached_frame; i++)
+ {
+ vnet_crypto_async_frame_t *f;
+ void *f_ret;
+ enum rte_crypto_op_status op_status;
+ u8 n_left, err, j;
+
+ GET_RING_OBJ (cet->cached_frame, i, f);
+
+ if (i < n_cached_frame - 2)
+ {
+ vnet_crypto_async_frame_t *f1, *f2;
+ GET_RING_OBJ (cet->cached_frame, i + 1, f1);
+ GET_RING_OBJ (cet->cached_frame, i + 2, f2);
+ CLIB_PREFETCH (f1, CLIB_CACHE_LINE_BYTES, LOAD);
+ CLIB_PREFETCH (f2, CLIB_CACHE_LINE_BYTES, LOAD);
+ }
+
+ n_left = f->state & 0x7f;
+ err = f->state & 0x80;
+
+ for (j = f->n_elts - n_left; j < f->n_elts && inflight; j++)
+ {
+ int ret;
+ f_ret = rte_cryptodev_raw_dequeue (cet->ctx, &ret, &op_status);
+
+ if (!f_ret)
+ break;
+
+ switch (op_status)
+ {
+ case RTE_CRYPTO_OP_STATUS_SUCCESS:
+ f->elts[j].status = VNET_CRYPTO_OP_STATUS_COMPLETED;
+ break;
+ default:
+ f->elts[j].status = VNET_CRYPTO_OP_STATUS_FAIL_ENGINE_ERR;
+ err |= 1 << 7;
+ }
+
+ inflight--;
+ }
+
+ if (j == f->n_elts)
+ {
+ if (i == 0)
+ {
+ frame_ret = f;
+ f->state = err ? VNET_CRYPTO_FRAME_STATE_ELT_ERROR :
+ VNET_CRYPTO_FRAME_STATE_SUCCESS;
+ }
+ else
+ {
+ f->state = f->n_elts - j;
+ f->state |= err;
+ }
+ if (inflight)
+ continue;
+ }
+
+ /* to here f is not completed dequeued and no more job can be
+ * dequeued
+ */
+ f->state = f->n_elts - j;
+ f->state |= err;
+ no_job_to_deq = 1;
+ break;
+ }
+
+ if (frame_ret)
+ {
+ rte_ring_sc_dequeue (cet->cached_frame, (void **) &frame_ret);
+ n_room_left++;
+ }
+ }
+
+ /* no point to dequeue further */
+ if (!inflight || no_job_to_deq || !n_room_left)
+ goto end_deq;
+
+ n_deq = rte_cryptodev_raw_dequeue_burst (
+ cet->ctx, cryptodev_get_frame_n_elts, cryptodev_post_dequeue,
+ (void **) &frame, 0, &n_success, &dequeue_status);
+ if (!n_deq)
+ goto end_deq;
+
+ inflight -= n_deq;
+ no_job_to_deq = n_deq < frame->n_elts;
+ /* we have to cache the frame */
+ if (frame_ret || n_cached_frame || no_job_to_deq)
+ {
+ frame->state = frame->n_elts - n_deq;
+ frame->state |= ((n_success < n_deq) << 7);
+ rte_ring_sp_enqueue (cet->cached_frame, (void *) frame);
+ n_room_left--;
+ }
+ else
+ {
+ frame->state = n_success == frame->n_elts ?
+ VNET_CRYPTO_FRAME_STATE_SUCCESS :
+ VNET_CRYPTO_FRAME_STATE_ELT_ERROR;
+ frame_ret = frame;
+ }
+
+ /* see if we can dequeue more */
+ while (inflight && n_room_left && !no_job_to_deq)
+ {
+ n_deq = rte_cryptodev_raw_dequeue_burst (
+ cet->ctx, cryptodev_get_frame_n_elts, cryptodev_post_dequeue,
+ (void **) &frame, 0, &n_success, &dequeue_status);
+ if (!n_deq)
+ break;
+ inflight -= n_deq;
+ no_job_to_deq = n_deq < frame->n_elts;
+ frame->state = frame->n_elts - n_deq;
+ frame->state |= ((n_success < n_deq) << 7);
+ rte_ring_sp_enqueue (cet->cached_frame, (void *) frame);
+ n_room_left--;
+ }
+
+end_deq:
+ if (inflight < cet->inflight)
+ {
+ int res =
+ rte_cryptodev_raw_dequeue_done (cet->ctx, cet->inflight - inflight);
+ ASSERT (res == 0);
+ cet->inflight = inflight;
+ }
+
+ if (frame_ret)
+ {
+ *nb_elts_processed = frame_ret->n_elts;
+ *enqueue_thread_idx = frame_ret->enqueue_thread_index;
+ }
+
+ return frame_ret;
+}
+
+static_always_inline int
+cryptodev_raw_enq_aead_aad_8_enc (vlib_main_t *vm,
+ vnet_crypto_async_frame_t *frame)
+{
+ return cryptodev_raw_aead_enqueue (vm, frame, CRYPTODEV_OP_TYPE_ENCRYPT, 8);
+}
+static_always_inline int
+cryptodev_raw_enq_aead_aad_12_enc (vlib_main_t *vm,
+ vnet_crypto_async_frame_t *frame)
+{
+ return cryptodev_raw_aead_enqueue (vm, frame, CRYPTODEV_OP_TYPE_ENCRYPT, 12);
+}
+
+static_always_inline int
+cryptodev_raw_enq_aead_aad_8_dec (vlib_main_t *vm,
+ vnet_crypto_async_frame_t *frame)
+{
+ return cryptodev_raw_aead_enqueue (vm, frame, CRYPTODEV_OP_TYPE_DECRYPT, 8);
+}
+static_always_inline int
+cryptodev_raw_enq_aead_aad_12_dec (vlib_main_t *vm,
+ vnet_crypto_async_frame_t *frame)
+{
+ return cryptodev_raw_aead_enqueue (vm, frame, CRYPTODEV_OP_TYPE_DECRYPT, 12);
+}
+
+static_always_inline int
+cryptodev_raw_enq_linked_alg_enc (vlib_main_t *vm,
+ vnet_crypto_async_frame_t *frame)
+{
+ return cryptodev_frame_linked_algs_enqueue (vm, frame,
+ CRYPTODEV_OP_TYPE_ENCRYPT);
+}
+
+static_always_inline int
+cryptodev_raw_enq_linked_alg_dec (vlib_main_t *vm,
+ vnet_crypto_async_frame_t *frame)
+{
+ return cryptodev_frame_linked_algs_enqueue (vm, frame,
+ CRYPTODEV_OP_TYPE_DECRYPT);
+}
+
+clib_error_t *
+cryptodev_register_raw_hdl (vlib_main_t *vm, u32 eidx)
+{
+ cryptodev_main_t *cmt = &cryptodev_main;
+ cryptodev_engine_thread_t *cet;
+ cryptodev_inst_t *cinst;
+ struct rte_cryptodev_info info;
+ struct rte_cryptodev_sym_capability_idx cap_auth_idx;
+ struct rte_cryptodev_sym_capability_idx cap_cipher_idx;
+ struct rte_cryptodev_sym_capability_idx cap_aead_idx;
+ u32 support_raw_api = 1, max_ctx_size = 0;
+ clib_error_t *error = 0;
+
+ vec_foreach (cinst, cmt->cryptodev_inst)
+ {
+ u32 ctx_size;
+ rte_cryptodev_info_get (cinst->dev_id, &info);
+ if (!(info.feature_flags & RTE_CRYPTODEV_FF_SYM_RAW_DP))
+ {
+ support_raw_api = 0;
+ break;
+ }
+
+ ctx_size = rte_cryptodev_get_raw_dp_ctx_size (cinst->dev_id);
+ max_ctx_size = clib_max (ctx_size, max_ctx_size);
+ }
+
+ if (!support_raw_api)
+ return cryptodev_register_cop_hdl (vm, eidx);
+
+ vec_foreach (cet, cmt->per_thread_data)
+ {
+ u32 thread_id = cet - cmt->per_thread_data;
+ u32 numa = vlib_get_main_by_index (thread_id)->numa_node;
+ u8 *name = format (0, "cache_frame_ring_%u_%u", numa, thread_id);
+
+ cet->cached_frame =
+ rte_ring_create ((char *) name, CRYPTODEV_DEQ_CACHE_SZ, numa,
+ RING_F_SC_DEQ | RING_F_SP_ENQ);
+
+ cet->aad_buf = rte_zmalloc_socket (
+ 0, CRYPTODEV_NB_CRYPTO_OPS * CRYPTODEV_MAX_AAD_SIZE,
+ CLIB_CACHE_LINE_BYTES, numa);
+ if (cet->aad_buf == 0)
+ {
+ error = clib_error_return (0, "Failed to alloc aad buf");
+ goto err_handling;
+ }
+ cet->aad_phy_addr = rte_malloc_virt2iova (cet->aad_buf);
+
+ cet->ctx =
+ rte_zmalloc_socket (0, max_ctx_size, CLIB_CACHE_LINE_BYTES, numa);
+ if (!cet->ctx)
+ {
+ error = clib_error_return (0, "Failed to alloc raw dp ctx");
+ goto err_handling;
+ }
+
+ if (cet->cached_frame == 0)
+ {
+ error = clib_error_return (0, "Failed to alloc frame ring %s", name);
+ goto err_handling;
+ }
+
+ vec_free (name);
+ }
+
+/** INDENT-OFF **/
+#define _(a, b, c, d, e, f, g) \
+ cap_aead_idx.type = RTE_CRYPTO_SYM_XFORM_AEAD; \
+ cap_aead_idx.algo.aead = RTE_CRYPTO_##b##_##c; \
+ if (cryptodev_check_cap_support (&cap_aead_idx, g, e, f)) \
+ { \
+ vnet_crypto_register_async_handler ( \
+ vm, eidx, VNET_CRYPTO_OP_##a##_TAG##e##_AAD##f##_ENC, \
+ cryptodev_raw_enq_aead_aad_##f##_enc, cryptodev_raw_dequeue); \
+ vnet_crypto_register_async_handler ( \
+ vm, eidx, VNET_CRYPTO_OP_##a##_TAG##e##_AAD##f##_DEC, \
+ cryptodev_raw_enq_aead_aad_##f##_dec, cryptodev_raw_dequeue); \
+ }
+ foreach_vnet_aead_crypto_conversion
+#undef _
+
+#define _(a, b, c, d, e) \
+ cap_auth_idx.type = RTE_CRYPTO_SYM_XFORM_AUTH; \
+ cap_auth_idx.algo.auth = RTE_CRYPTO_AUTH_##d##_HMAC; \
+ cap_cipher_idx.type = RTE_CRYPTO_SYM_XFORM_CIPHER; \
+ cap_cipher_idx.algo.cipher = RTE_CRYPTO_CIPHER_##b; \
+ if (cryptodev_check_cap_support (&cap_cipher_idx, c, -1, -1) && \
+ cryptodev_check_cap_support (&cap_auth_idx, -1, e, -1)) \
+ { \
+ vnet_crypto_register_async_handler ( \
+ vm, eidx, VNET_CRYPTO_OP_##a##_##d##_TAG##e##_ENC, \
+ cryptodev_raw_enq_linked_alg_enc, cryptodev_raw_dequeue); \
+ vnet_crypto_register_async_handler ( \
+ vm, eidx, VNET_CRYPTO_OP_##a##_##d##_TAG##e##_DEC, \
+ cryptodev_raw_enq_linked_alg_dec, cryptodev_raw_dequeue); \
+ }
+ foreach_cryptodev_link_async_alg
+#undef _
+
+ cmt->is_raw_api = 1;
+
+ return 0;
+
+err_handling:
+ vec_foreach (cet, cmt->per_thread_data)
+ {
+ if (cet->cached_frame)
+ rte_ring_free (cet->cached_frame);
+ }
+
+ return error;
+}
}
ae = vec_elt_at_index (cm->engines, otd->active_engine_index_async);
- if (ae->priority < e->priority)
+ if (ae->priority <= e->priority)
{
otd->active_engine_index_async = engine_index;
cm->enqueue_handlers[opt] = enqueue_hdl;
cm->async_alg_index_by_name = hash_create_string (0, sizeof (uword));
vec_validate_aligned (cm->threads, tm->n_vlib_mains, CLIB_CACHE_LINE_BYTES);
vec_foreach (ct, cm->threads)
- pool_alloc_aligned (ct->frame_pool, 1024, CLIB_CACHE_LINE_BYTES);
+ pool_alloc_aligned (ct->frame_pool, VNET_CRYPTO_FRAME_POOL_SIZE,
+ CLIB_CACHE_LINE_BYTES);
vec_validate (cm->algs, VNET_CRYPTO_N_ALGS);
vec_validate (cm->async_algs, VNET_CRYPTO_N_ASYNC_ALGS);
clib_bitmap_validate (cm->async_active_ids, VNET_CRYPTO_ASYNC_OP_N_IDS - 1);
#include <vlib/vlib.h>
#define VNET_CRYPTO_FRAME_SIZE 64
+#define VNET_CRYPTO_FRAME_POOL_SIZE 1024
/* CRYPTO_ID, PRETTY_NAME, KEY_LENGTH_IN_BYTES */
#define foreach_crypto_cipher_alg \
Code Review / vpp.git / commitdiff