#include <rte_memory.h>
#include <rte_memzone.h>
#include <rte_tailq.h>
-#include <rte_ether.h>
#include <rte_malloc.h>
#include <rte_launch.h>
#include <rte_eal.h>
#include <rte_per_lcore.h>
#include <rte_lcore.h>
-#include <rte_atomic.h>
#include <rte_branch_prediction.h>
#include <rte_mempool.h>
#include <rte_mbuf.h>
/** Creates a context in either AES or DES in ECB mode
* Depends on openssl libcrypto
*/
-static void *
+static int
bpi_cipher_ctx_init(enum rte_crypto_cipher_algorithm cryptodev_algo,
enum rte_crypto_cipher_operation direction __rte_unused,
- uint8_t *key)
+ uint8_t *key, void **ctx)
{
const EVP_CIPHER *algo = NULL;
- EVP_CIPHER_CTX *ctx = EVP_CIPHER_CTX_new();
+ int ret;
+ *ctx = EVP_CIPHER_CTX_new();
- if (ctx == NULL)
+ if (*ctx == NULL) {
+ ret = -ENOMEM;
goto ctx_init_err;
+ }
if (cryptodev_algo == RTE_CRYPTO_CIPHER_DES_DOCSISBPI)
algo = EVP_des_ecb();
algo = EVP_aes_128_ecb();
/* IV will be ECB encrypted whether direction is encrypt or decrypt*/
- if (EVP_EncryptInit_ex(ctx, algo, NULL, key, 0) != 1)
+ if (EVP_EncryptInit_ex(*ctx, algo, NULL, key, 0) != 1) {
+ ret = -EINVAL;
goto ctx_init_err;
+ }
- return ctx;
+ return 0;
ctx_init_err:
- if (ctx != NULL)
- EVP_CIPHER_CTX_free(ctx);
- return NULL;
+ if (*ctx != NULL)
+ EVP_CIPHER_CTX_free(*ctx);
+ return ret;
}
/** Frees a context previously created
return NULL;
}
-void *
+
+int
qat_crypto_sym_configure_session_cipher(struct rte_cryptodev *dev,
- struct rte_crypto_sym_xform *xform, void *session_private)
+ struct rte_crypto_sym_xform *xform,
+ struct qat_session *session)
{
- struct qat_session *session = session_private;
struct qat_pmd_private *internals = dev->data->dev_private;
struct rte_crypto_cipher_xform *cipher_xform = NULL;
+ int ret;
/* Get cipher xform from crypto xform chain */
cipher_xform = qat_get_cipher_xform(xform);
if (qat_alg_validate_aes_key(cipher_xform->key.length,
&session->qat_cipher_alg) != 0) {
PMD_DRV_LOG(ERR, "Invalid AES cipher key size");
+ ret = -EINVAL;
goto error_out;
}
session->qat_mode = ICP_QAT_HW_CIPHER_CBC_MODE;
if (qat_alg_validate_aes_key(cipher_xform->key.length,
&session->qat_cipher_alg) != 0) {
PMD_DRV_LOG(ERR, "Invalid AES cipher key size");
+ ret = -EINVAL;
goto error_out;
}
session->qat_mode = ICP_QAT_HW_CIPHER_CTR_MODE;
if (qat_alg_validate_snow3g_key(cipher_xform->key.length,
&session->qat_cipher_alg) != 0) {
PMD_DRV_LOG(ERR, "Invalid SNOW 3G cipher key size");
+ ret = -EINVAL;
goto error_out;
}
session->qat_mode = ICP_QAT_HW_CIPHER_ECB_MODE;
if (qat_alg_validate_kasumi_key(cipher_xform->key.length,
&session->qat_cipher_alg) != 0) {
PMD_DRV_LOG(ERR, "Invalid KASUMI cipher key size");
+ ret = -EINVAL;
goto error_out;
}
session->qat_mode = ICP_QAT_HW_CIPHER_F8_MODE;
if (qat_alg_validate_3des_key(cipher_xform->key.length,
&session->qat_cipher_alg) != 0) {
PMD_DRV_LOG(ERR, "Invalid 3DES cipher key size");
+ ret = -EINVAL;
goto error_out;
}
session->qat_mode = ICP_QAT_HW_CIPHER_CBC_MODE;
if (qat_alg_validate_des_key(cipher_xform->key.length,
&session->qat_cipher_alg) != 0) {
PMD_DRV_LOG(ERR, "Invalid DES cipher key size");
+ ret = -EINVAL;
goto error_out;
}
session->qat_mode = ICP_QAT_HW_CIPHER_CBC_MODE;
if (qat_alg_validate_3des_key(cipher_xform->key.length,
&session->qat_cipher_alg) != 0) {
PMD_DRV_LOG(ERR, "Invalid 3DES cipher key size");
+ ret = -EINVAL;
goto error_out;
}
session->qat_mode = ICP_QAT_HW_CIPHER_CTR_MODE;
break;
case RTE_CRYPTO_CIPHER_DES_DOCSISBPI:
- session->bpi_ctx = bpi_cipher_ctx_init(
+ ret = bpi_cipher_ctx_init(
cipher_xform->algo,
cipher_xform->op,
- cipher_xform->key.data);
- if (session->bpi_ctx == NULL) {
+ cipher_xform->key.data,
+ &session->bpi_ctx);
+ if (ret != 0) {
PMD_DRV_LOG(ERR, "failed to create DES BPI ctx");
goto error_out;
}
if (qat_alg_validate_des_key(cipher_xform->key.length,
&session->qat_cipher_alg) != 0) {
PMD_DRV_LOG(ERR, "Invalid DES cipher key size");
+ ret = -EINVAL;
goto error_out;
}
session->qat_mode = ICP_QAT_HW_CIPHER_CBC_MODE;
break;
case RTE_CRYPTO_CIPHER_AES_DOCSISBPI:
- session->bpi_ctx = bpi_cipher_ctx_init(
+ ret = bpi_cipher_ctx_init(
cipher_xform->algo,
cipher_xform->op,
- cipher_xform->key.data);
- if (session->bpi_ctx == NULL) {
+ cipher_xform->key.data,
+ &session->bpi_ctx);
+ if (ret != 0) {
PMD_DRV_LOG(ERR, "failed to create AES BPI ctx");
goto error_out;
}
if (qat_alg_validate_aes_docsisbpi_key(cipher_xform->key.length,
&session->qat_cipher_alg) != 0) {
PMD_DRV_LOG(ERR, "Invalid AES DOCSISBPI key size");
+ ret = -EINVAL;
goto error_out;
}
session->qat_mode = ICP_QAT_HW_CIPHER_CBC_MODE;
PMD_DRV_LOG(ERR, "%s not supported on this device",
rte_crypto_cipher_algorithm_strings
[cipher_xform->algo]);
+ ret = -ENOTSUP;
goto error_out;
}
if (qat_alg_validate_zuc_key(cipher_xform->key.length,
&session->qat_cipher_alg) != 0) {
PMD_DRV_LOG(ERR, "Invalid ZUC cipher key size");
+ ret = -EINVAL;
goto error_out;
}
session->qat_mode = ICP_QAT_HW_CIPHER_ECB_MODE;
case RTE_CRYPTO_CIPHER_ARC4:
PMD_DRV_LOG(ERR, "Crypto QAT PMD: Unsupported Cipher alg %u",
cipher_xform->algo);
+ ret = -ENOTSUP;
goto error_out;
default:
PMD_DRV_LOG(ERR, "Crypto: Undefined Cipher specified %u\n",
cipher_xform->algo);
+ ret = -EINVAL;
goto error_out;
}
if (qat_alg_aead_session_create_content_desc_cipher(session,
cipher_xform->key.data,
- cipher_xform->key.length))
+ cipher_xform->key.length)) {
+ ret = -EINVAL;
goto error_out;
+ }
- return session;
+ return 0;
error_out:
if (session->bpi_ctx) {
bpi_cipher_ctx_free(session->bpi_ctx);
session->bpi_ctx = NULL;
}
- return NULL;
+ return ret;
}
int
struct rte_mempool *mempool)
{
void *sess_private_data;
+ int ret;
if (rte_mempool_get(mempool, &sess_private_data)) {
CDEV_LOG_ERR(
"Couldn't get object from session mempool");
- return -1;
+ return -ENOMEM;
}
- if (qat_crypto_set_session_parameters(dev, xform, sess_private_data) != 0) {
+ ret = qat_crypto_set_session_parameters(dev, xform, sess_private_data);
+ if (ret != 0) {
PMD_DRV_LOG(ERR, "Crypto QAT PMD: failed to configure "
"session parameters");
/* Return session to mempool */
rte_mempool_put(mempool, sess_private_data);
- return -1;
+ return ret;
}
set_session_private_data(sess, dev->driver_id,
struct rte_crypto_sym_xform *xform, void *session_private)
{
struct qat_session *session = session_private;
+ int ret;
int qat_cmd_id;
PMD_INIT_FUNC_TRACE();
qat_cmd_id = qat_get_cmd_id(xform);
if (qat_cmd_id < 0 || qat_cmd_id >= ICP_QAT_FW_LA_CMD_DELIMITER) {
PMD_DRV_LOG(ERR, "Unsupported xform chain requested");
- goto error_out;
+ return -ENOTSUP;
}
session->qat_cmd = (enum icp_qat_fw_la_cmd_id)qat_cmd_id;
switch (session->qat_cmd) {
case ICP_QAT_FW_LA_CMD_CIPHER:
- session = qat_crypto_sym_configure_session_cipher(dev, xform, session);
+ ret = qat_crypto_sym_configure_session_cipher(dev, xform, session);
+ if (ret < 0)
+ return ret;
break;
case ICP_QAT_FW_LA_CMD_AUTH:
- session = qat_crypto_sym_configure_session_auth(dev, xform, session);
+ ret = qat_crypto_sym_configure_session_auth(dev, xform, session);
+ if (ret < 0)
+ return ret;
break;
case ICP_QAT_FW_LA_CMD_CIPHER_HASH:
- if (xform->type == RTE_CRYPTO_SYM_XFORM_AEAD)
- session = qat_crypto_sym_configure_session_aead(xform,
+ if (xform->type == RTE_CRYPTO_SYM_XFORM_AEAD) {
+ ret = qat_crypto_sym_configure_session_aead(xform,
session);
- else {
- session = qat_crypto_sym_configure_session_cipher(dev,
+ if (ret < 0)
+ return ret;
+ } else {
+ ret = qat_crypto_sym_configure_session_cipher(dev,
xform, session);
- session = qat_crypto_sym_configure_session_auth(dev,
+ if (ret < 0)
+ return ret;
+ ret = qat_crypto_sym_configure_session_auth(dev,
xform, session);
+ if (ret < 0)
+ return ret;
}
break;
case ICP_QAT_FW_LA_CMD_HASH_CIPHER:
- if (xform->type == RTE_CRYPTO_SYM_XFORM_AEAD)
- session = qat_crypto_sym_configure_session_aead(xform,
+ if (xform->type == RTE_CRYPTO_SYM_XFORM_AEAD) {
+ ret = qat_crypto_sym_configure_session_aead(xform,
session);
- else {
- session = qat_crypto_sym_configure_session_auth(dev,
+ if (ret < 0)
+ return ret;
+ } else {
+ ret = qat_crypto_sym_configure_session_auth(dev,
xform, session);
- session = qat_crypto_sym_configure_session_cipher(dev,
+ if (ret < 0)
+ return ret;
+ ret = qat_crypto_sym_configure_session_cipher(dev,
xform, session);
+ if (ret < 0)
+ return ret;
}
break;
case ICP_QAT_FW_LA_CMD_TRNG_GET_RANDOM:
case ICP_QAT_FW_LA_CMD_DELIMITER:
PMD_DRV_LOG(ERR, "Unsupported Service %u",
session->qat_cmd);
- goto error_out;
+ return -ENOTSUP;
default:
PMD_DRV_LOG(ERR, "Unsupported Service %u",
session->qat_cmd);
- goto error_out;
+ return -ENOTSUP;
}
return 0;
-
-error_out:
- return -1;
}
-struct qat_session *
+int
qat_crypto_sym_configure_session_auth(struct rte_cryptodev *dev,
struct rte_crypto_sym_xform *xform,
- struct qat_session *session_private)
+ struct qat_session *session)
{
-
- struct qat_session *session = session_private;
struct rte_crypto_auth_xform *auth_xform = NULL;
struct qat_pmd_private *internals = dev->data->dev_private;
auth_xform = qat_get_auth_xform(xform);
if (qat_alg_validate_aes_key(auth_xform->key.length,
&session->qat_cipher_alg) != 0) {
PMD_DRV_LOG(ERR, "Invalid AES key size");
- goto error_out;
+ return -EINVAL;
}
session->qat_mode = ICP_QAT_HW_CIPHER_CTR_MODE;
session->qat_hash_alg = ICP_QAT_HW_AUTH_ALGO_GALOIS_128;
PMD_DRV_LOG(ERR, "%s not supported on this device",
rte_crypto_auth_algorithm_strings
[auth_xform->algo]);
- goto error_out;
+ return -ENOTSUP;
}
session->qat_hash_alg = ICP_QAT_HW_AUTH_ALGO_ZUC_3G_128_EIA3;
break;
case RTE_CRYPTO_AUTH_AES_CBC_MAC:
PMD_DRV_LOG(ERR, "Crypto: Unsupported hash alg %u",
auth_xform->algo);
- goto error_out;
+ return -ENOTSUP;
default:
PMD_DRV_LOG(ERR, "Crypto: Undefined Hash algo %u specified",
auth_xform->algo);
- goto error_out;
+ return -EINVAL;
}
session->auth_iv.offset = auth_xform->iv.offset;
if (qat_alg_aead_session_create_content_desc_cipher(session,
auth_xform->key.data,
auth_xform->key.length))
- goto error_out;
+ return -EINVAL;
if (qat_alg_aead_session_create_content_desc_auth(session,
key_data,
0,
auth_xform->digest_length,
auth_xform->op))
- goto error_out;
+ return -EINVAL;
} else {
session->qat_cmd = ICP_QAT_FW_LA_CMD_HASH_CIPHER;
session->qat_dir = ICP_QAT_HW_CIPHER_DECRYPT;
0,
auth_xform->digest_length,
auth_xform->op))
- goto error_out;
+ return -EINVAL;
if (qat_alg_aead_session_create_content_desc_cipher(session,
auth_xform->key.data,
auth_xform->key.length))
- goto error_out;
+ return -EINVAL;
}
/* Restore to authentication only only */
session->qat_cmd = ICP_QAT_FW_LA_CMD_AUTH;
0,
auth_xform->digest_length,
auth_xform->op))
- goto error_out;
+ return -EINVAL;
}
session->digest_length = auth_xform->digest_length;
- return session;
-
-error_out:
- return NULL;
+ return 0;
}
-struct qat_session *
+int
qat_crypto_sym_configure_session_aead(struct rte_crypto_sym_xform *xform,
- struct qat_session *session_private)
+ struct qat_session *session)
{
- struct qat_session *session = session_private;
struct rte_crypto_aead_xform *aead_xform = &xform->aead;
/*
if (qat_alg_validate_aes_key(aead_xform->key.length,
&session->qat_cipher_alg) != 0) {
PMD_DRV_LOG(ERR, "Invalid AES key size");
- goto error_out;
+ return -EINVAL;
}
session->qat_mode = ICP_QAT_HW_CIPHER_CTR_MODE;
session->qat_hash_alg = ICP_QAT_HW_AUTH_ALGO_GALOIS_128;
case RTE_CRYPTO_AEAD_AES_CCM:
PMD_DRV_LOG(ERR, "Crypto QAT PMD: Unsupported AEAD alg %u",
aead_xform->algo);
- goto error_out;
+ return -ENOTSUP;
default:
PMD_DRV_LOG(ERR, "Crypto: Undefined AEAD specified %u\n",
aead_xform->algo);
- goto error_out;
+ return -EINVAL;
}
if (aead_xform->op == RTE_CRYPTO_AEAD_OP_ENCRYPT) {
if (qat_alg_aead_session_create_content_desc_cipher(session,
aead_xform->key.data,
aead_xform->key.length))
- goto error_out;
+ return -EINVAL;
if (qat_alg_aead_session_create_content_desc_auth(session,
aead_xform->key.data,
aead_xform->aad_length,
aead_xform->digest_length,
RTE_CRYPTO_AUTH_OP_GENERATE))
- goto error_out;
+ return -EINVAL;
} else {
session->qat_dir = ICP_QAT_HW_CIPHER_DECRYPT;
/*
aead_xform->aad_length,
aead_xform->digest_length,
RTE_CRYPTO_AUTH_OP_VERIFY))
- goto error_out;
+ return -EINVAL;
if (qat_alg_aead_session_create_content_desc_cipher(session,
aead_xform->key.data,
aead_xform->key.length))
- goto error_out;
+ return -EINVAL;
}
session->digest_length = aead_xform->digest_length;
- return session;
-
-error_out:
- return NULL;
+ return 0;
}
unsigned qat_crypto_sym_get_session_private_size(
tail = queue->tail;
/* Find how many can actually fit on the ring */
- overflow = rte_atomic16_add_return(&tmp_qp->inflights16, nb_ops)
- - queue->max_inflights;
+ tmp_qp->inflights16 += nb_ops;
+ overflow = tmp_qp->inflights16 - queue->max_inflights;
if (overflow > 0) {
- rte_atomic16_sub(&tmp_qp->inflights16, overflow);
+ tmp_qp->inflights16 -= overflow;
nb_ops_possible = nb_ops - overflow;
if (nb_ops_possible == 0)
return 0;
* This message cannot be enqueued,
* decrease number of ops that wasn't sent
*/
- rte_atomic16_sub(&tmp_qp->inflights16,
- nb_ops_possible - nb_ops_sent);
+ tmp_qp->inflights16 -= nb_ops_possible - nb_ops_sent;
if (nb_ops_sent == 0)
return 0;
goto kick_tail;
return nb_ops_sent;
}
+static inline
+void rxq_free_desc(struct qat_qp *qp, struct qat_queue *q)
+{
+ uint32_t old_head, new_head;
+ uint32_t max_head;
+
+ old_head = q->csr_head;
+ new_head = q->head;
+ max_head = qp->nb_descriptors * q->msg_size;
+
+ /* write out free descriptors */
+ void *cur_desc = (uint8_t *)q->base_addr + old_head;
+
+ if (new_head < old_head) {
+ memset(cur_desc, ADF_RING_EMPTY_SIG, max_head - old_head);
+ memset(q->base_addr, ADF_RING_EMPTY_SIG, new_head);
+ } else {
+ memset(cur_desc, ADF_RING_EMPTY_SIG, new_head - old_head);
+ }
+ q->nb_processed_responses = 0;
+ q->csr_head = new_head;
+
+ /* write current head to CSR */
+ WRITE_CSR_RING_HEAD(qp->mmap_bar_addr, q->hw_bundle_number,
+ q->hw_queue_number, new_head);
+}
+
uint16_t
qat_pmd_dequeue_op_burst(void *qp, struct rte_crypto_op **ops,
uint16_t nb_ops)
uint32_t msg_counter = 0;
struct rte_crypto_op *rx_op;
struct icp_qat_fw_comn_resp *resp_msg;
+ uint32_t head;
queue = &(tmp_qp->rx_q);
+ head = queue->head;
resp_msg = (struct icp_qat_fw_comn_resp *)
- ((uint8_t *)queue->base_addr + queue->head);
+ ((uint8_t *)queue->base_addr + head);
while (*(uint32_t *)resp_msg != ADF_RING_EMPTY_SIG &&
msg_counter != nb_ops) {
rx_op->status = RTE_CRYPTO_OP_STATUS_SUCCESS;
}
- *(uint32_t *)resp_msg = ADF_RING_EMPTY_SIG;
- queue->head = adf_modulo(queue->head +
- queue->msg_size,
- ADF_RING_SIZE_MODULO(queue->queue_size));
+ head = adf_modulo(head + queue->msg_size, queue->modulo);
resp_msg = (struct icp_qat_fw_comn_resp *)
- ((uint8_t *)queue->base_addr +
- queue->head);
+ ((uint8_t *)queue->base_addr + head);
*ops = rx_op;
ops++;
msg_counter++;
}
if (msg_counter > 0) {
- WRITE_CSR_RING_HEAD(tmp_qp->mmap_bar_addr,
- queue->hw_bundle_number,
- queue->hw_queue_number, queue->head);
- rte_atomic16_sub(&tmp_qp->inflights16, msg_counter);
+ queue->head = head;
tmp_qp->stats.dequeued_count += msg_counter;
+ queue->nb_processed_responses += msg_counter;
+ tmp_qp->inflights16 -= msg_counter;
+
+ if (queue->nb_processed_responses > QAT_CSR_HEAD_WRITE_THRESH)
+ rxq_free_desc(tmp_qp, queue);
}
return msg_counter;
}
git.droids-corp.org / dpdk.git / blobdiff