#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:
- */
Code Review / vpp.git / blobdiff