/* SPDX-License-Identifier: BSD-3-Clause
- * Copyright(c) 2015-2018 Intel Corporation
+ * Copyright(c) 2015-2022 Intel Corporation
*/
+#include <openssl/evp.h>
+
#include <rte_mempool.h>
#include <rte_mbuf.h>
-#include <rte_hexdump.h>
#include <rte_crypto_sym.h>
#include <rte_bus_pci.h>
#include <rte_byteorder.h>
-#include <openssl/evp.h>
-
-#include "qat_logs.h"
-#include "qat_sym_session.h"
#include "qat_sym.h"
+#include "qat_crypto.h"
#include "qat_qp.h"
-#include "adf_transport_access_macros.h"
-#define BYTE_LENGTH 8
-/* bpi is only used for partial blocks of DES and AES
- * so AES block len can be assumed as max len for iv, src and dst
- */
-#define BPI_MAX_ENCR_IV_LEN ICP_QAT_HW_AES_BLK_SZ
+uint8_t qat_sym_driver_id;
+
+struct qat_crypto_gen_dev_ops qat_sym_gen_dev_ops[QAT_N_GENS];
-/** Encrypt a single partial block
- * Depends on openssl libcrypto
- * Uses ECB+XOR to do CFB encryption, same result, more performant
+/* An rte_driver is needed in the registration of both the device and the driver
+ * with cryptodev.
+ * The actual qat pci's rte_driver can't be used as its name represents
+ * the whole pci device with all services. Think of this as a holder for a name
+ * for the crypto part of the pci device.
*/
-static inline int
-bpi_cipher_encrypt(uint8_t *src, uint8_t *dst,
- uint8_t *iv, int ivlen, int srclen,
- void *bpi_ctx)
+static const char qat_sym_drv_name[] = RTE_STR(CRYPTODEV_NAME_QAT_SYM_PMD);
+static const struct rte_driver cryptodev_qat_sym_driver = {
+ .name = qat_sym_drv_name,
+ .alias = qat_sym_drv_name
+};
+
+void
+qat_sym_init_op_cookie(void *op_cookie)
{
- EVP_CIPHER_CTX *ctx = (EVP_CIPHER_CTX *)bpi_ctx;
- int encrypted_ivlen;
- uint8_t encrypted_iv[BPI_MAX_ENCR_IV_LEN];
- uint8_t *encr = encrypted_iv;
-
- /* ECB method: encrypt the IV, then XOR this with plaintext */
- if (EVP_EncryptUpdate(ctx, encrypted_iv, &encrypted_ivlen, iv, ivlen)
- <= 0)
- goto cipher_encrypt_err;
-
- for (; srclen != 0; --srclen, ++dst, ++src, ++encr)
- *dst = *src ^ *encr;
-
- return 0;
-
-cipher_encrypt_err:
- PMD_DRV_LOG(ERR, "libcrypto ECB cipher encrypt failed");
- return -EINVAL;
+ struct qat_sym_op_cookie *cookie = op_cookie;
+
+ cookie->qat_sgl_src_phys_addr =
+ rte_mempool_virt2iova(cookie) +
+ offsetof(struct qat_sym_op_cookie,
+ qat_sgl_src);
+
+ cookie->qat_sgl_dst_phys_addr =
+ rte_mempool_virt2iova(cookie) +
+ offsetof(struct qat_sym_op_cookie,
+ qat_sgl_dst);
+
+ cookie->opt.spc_gmac.cd_phys_addr =
+ rte_mempool_virt2iova(cookie) +
+ offsetof(struct qat_sym_op_cookie,
+ opt.spc_gmac.cd_cipher);
}
-/** Decrypt a single partial block
- * Depends on openssl libcrypto
- * Uses ECB+XOR to do CFB encryption, same result, more performant
- */
-static inline int
-bpi_cipher_decrypt(uint8_t *src, uint8_t *dst,
- uint8_t *iv, int ivlen, int srclen,
- void *bpi_ctx)
+static __rte_always_inline int
+qat_sym_build_request(void *in_op, uint8_t *out_msg,
+ void *op_cookie, uint64_t *opaque, enum qat_device_gen dev_gen)
{
- EVP_CIPHER_CTX *ctx = (EVP_CIPHER_CTX *)bpi_ctx;
- int encrypted_ivlen;
- uint8_t encrypted_iv[BPI_MAX_ENCR_IV_LEN];
- uint8_t *encr = encrypted_iv;
+ struct rte_crypto_op *op = (struct rte_crypto_op *)in_op;
+ uintptr_t sess = (uintptr_t)opaque[0];
+ uintptr_t build_request_p = (uintptr_t)opaque[1];
+ qat_sym_build_request_t build_request = (void *)build_request_p;
+ struct qat_sym_session *ctx = NULL;
+ enum rte_proc_type_t proc_type = rte_eal_process_type();
- /* ECB method: encrypt (not decrypt!) the IV, then XOR with plaintext */
- if (EVP_EncryptUpdate(ctx, encrypted_iv, &encrypted_ivlen, iv, ivlen)
- <= 0)
- goto cipher_decrypt_err;
+ if (proc_type == RTE_PROC_AUTO || proc_type == RTE_PROC_INVALID)
+ return -EINVAL;
- for (; srclen != 0; --srclen, ++dst, ++src, ++encr)
- *dst = *src ^ *encr;
+ if (likely(op->sess_type == RTE_CRYPTO_OP_WITH_SESSION)) {
+ ctx = get_sym_session_private_data(op->sym->session,
+ qat_sym_driver_id);
+ if (unlikely(!ctx)) {
+ QAT_DP_LOG(ERR, "No session for this device");
+ return -EINVAL;
+ }
+ if (sess != (uintptr_t)ctx) {
+ struct rte_cryptodev *cdev;
+ struct qat_cryptodev_private *internals;
- return 0;
+ cdev = rte_cryptodev_pmd_get_dev(ctx->dev_id);
+ internals = cdev->data->dev_private;
-cipher_decrypt_err:
- PMD_DRV_LOG(ERR, "libcrypto ECB cipher decrypt for BPI IV failed");
- return -EINVAL;
-}
+ if (internals->qat_dev->qat_dev_gen != dev_gen) {
+ op->status =
+ RTE_CRYPTO_OP_STATUS_INVALID_SESSION;
+ return -EINVAL;
+ }
-/** Creates a context in either AES or DES in ECB mode
- * Depends on openssl libcrypto
- */
+ if (unlikely(ctx->build_request[proc_type] == NULL)) {
+ int ret =
+ qat_sym_gen_dev_ops[dev_gen].set_session(
+ (void *)cdev, (void *)sess);
+ if (ret < 0) {
+ op->status =
+ RTE_CRYPTO_OP_STATUS_INVALID_SESSION;
+ return -EINVAL;
+ }
+ }
-static inline uint32_t
-qat_bpicipher_preprocess(struct qat_sym_session *ctx,
- struct rte_crypto_op *op)
-{
- int block_len = qat_cipher_get_block_size(ctx->qat_cipher_alg);
- struct rte_crypto_sym_op *sym_op = op->sym;
- uint8_t last_block_len = block_len > 0 ?
- sym_op->cipher.data.length % block_len : 0;
-
- if (last_block_len &&
- ctx->qat_dir == ICP_QAT_HW_CIPHER_DECRYPT) {
-
- /* Decrypt last block */
- uint8_t *last_block, *dst, *iv;
- uint32_t last_block_offset = sym_op->cipher.data.offset +
- sym_op->cipher.data.length - last_block_len;
- last_block = (uint8_t *) rte_pktmbuf_mtod_offset(sym_op->m_src,
- uint8_t *, last_block_offset);
-
- if (unlikely(sym_op->m_dst != NULL))
- /* out-of-place operation (OOP) */
- dst = (uint8_t *) rte_pktmbuf_mtod_offset(sym_op->m_dst,
- uint8_t *, last_block_offset);
- else
- dst = last_block;
-
- if (last_block_len < sym_op->cipher.data.length)
- /* use previous block ciphertext as IV */
- iv = last_block - block_len;
- else
- /* runt block, i.e. less than one full block */
- iv = rte_crypto_op_ctod_offset(op, uint8_t *,
- ctx->cipher_iv.offset);
-
-#ifdef RTE_LIBRTE_PMD_QAT_DEBUG_TX
- rte_hexdump(stdout, "BPI: src before pre-process:", last_block,
- last_block_len);
- if (sym_op->m_dst != NULL)
- rte_hexdump(stdout, "BPI: dst before pre-process:", dst,
- last_block_len);
-#endif
- bpi_cipher_decrypt(last_block, dst, iv, block_len,
- last_block_len, ctx->bpi_ctx);
-#ifdef RTE_LIBRTE_PMD_QAT_DEBUG_TX
- rte_hexdump(stdout, "BPI: src after pre-process:", last_block,
- last_block_len);
- if (sym_op->m_dst != NULL)
- rte_hexdump(stdout, "BPI: dst after pre-process:", dst,
- last_block_len);
-#endif
+ build_request = ctx->build_request[proc_type];
+ opaque[0] = (uintptr_t)ctx;
+ opaque[1] = (uintptr_t)build_request;
+ }
}
- return sym_op->cipher.data.length - last_block_len;
-}
-
-static inline uint32_t
-qat_bpicipher_postprocess(struct qat_sym_session *ctx,
- struct rte_crypto_op *op)
-{
- int block_len = qat_cipher_get_block_size(ctx->qat_cipher_alg);
- struct rte_crypto_sym_op *sym_op = op->sym;
- uint8_t last_block_len = block_len > 0 ?
- sym_op->cipher.data.length % block_len : 0;
-
- if (last_block_len > 0 &&
- ctx->qat_dir == ICP_QAT_HW_CIPHER_ENCRYPT) {
-
- /* Encrypt last block */
- uint8_t *last_block, *dst, *iv;
- uint32_t last_block_offset;
-
- last_block_offset = sym_op->cipher.data.offset +
- sym_op->cipher.data.length - last_block_len;
- last_block = (uint8_t *) rte_pktmbuf_mtod_offset(sym_op->m_src,
- uint8_t *, last_block_offset);
-
- if (unlikely(sym_op->m_dst != NULL))
- /* out-of-place operation (OOP) */
- dst = (uint8_t *) rte_pktmbuf_mtod_offset(sym_op->m_dst,
- uint8_t *, last_block_offset);
- else
- dst = last_block;
-
- if (last_block_len < sym_op->cipher.data.length)
- /* use previous block ciphertext as IV */
- iv = dst - block_len;
- else
- /* runt block, i.e. less than one full block */
- iv = rte_crypto_op_ctod_offset(op, uint8_t *,
- ctx->cipher_iv.offset);
-
-#ifdef RTE_LIBRTE_PMD_QAT_DEBUG_RX
- rte_hexdump(stdout, "BPI: src before post-process:", last_block,
- last_block_len);
- if (sym_op->m_dst != NULL)
- rte_hexdump(stdout, "BPI: dst before post-process:",
- dst, last_block_len);
-#endif
- bpi_cipher_encrypt(last_block, dst, iv, block_len,
- last_block_len, ctx->bpi_ctx);
-#ifdef RTE_LIBRTE_PMD_QAT_DEBUG_RX
- rte_hexdump(stdout, "BPI: src after post-process:", last_block,
- last_block_len);
- if (sym_op->m_dst != NULL)
- rte_hexdump(stdout, "BPI: dst after post-process:", dst,
- last_block_len);
-#endif
- }
- return sym_op->cipher.data.length - last_block_len;
-}
+#ifdef RTE_LIB_SECURITY
+ else if (op->sess_type == RTE_CRYPTO_OP_SECURITY_SESSION) {
+ if ((void *)sess != (void *)op->sym->sec_session) {
+ struct rte_cryptodev *cdev;
+ struct qat_cryptodev_private *internals;
-uint16_t
-qat_sym_pmd_enqueue_op_burst(void *qp, struct rte_crypto_op **ops,
- uint16_t nb_ops)
-{
- return qat_enqueue_op_burst(qp, (void **)ops, nb_ops);
-}
+ ctx = get_sec_session_private_data(
+ op->sym->sec_session);
+ if (unlikely(!ctx)) {
+ QAT_DP_LOG(ERR, "No session for this device");
+ return -EINVAL;
+ }
+ if (unlikely(ctx->bpi_ctx == NULL)) {
+ QAT_DP_LOG(ERR, "QAT PMD only supports security"
+ " operation requests for"
+ " DOCSIS, op (%p) is not for"
+ " DOCSIS.", op);
+ return -EINVAL;
+ } else if (unlikely(((op->sym->m_dst != NULL) &&
+ (op->sym->m_dst != op->sym->m_src)) ||
+ op->sym->m_src->nb_segs > 1)) {
+ QAT_DP_LOG(ERR, "OOP and/or multi-segment"
+ " buffers not supported for"
+ " DOCSIS security.");
+ op->status = RTE_CRYPTO_OP_STATUS_INVALID_ARGS;
+ return -EINVAL;
+ }
+ cdev = rte_cryptodev_pmd_get_dev(ctx->dev_id);
+ internals = cdev->data->dev_private;
-int
-qat_sym_process_response(void **op, uint8_t *resp,
- __rte_unused void *op_cookie,
- __rte_unused enum qat_device_gen qat_dev_gen)
-{
+ if (internals->qat_dev->qat_dev_gen != dev_gen) {
+ op->status =
+ RTE_CRYPTO_OP_STATUS_INVALID_SESSION;
+ return -EINVAL;
+ }
- struct icp_qat_fw_comn_resp *resp_msg =
- (struct icp_qat_fw_comn_resp *)resp;
- struct rte_crypto_op *rx_op = (struct rte_crypto_op *)(uintptr_t)
- (resp_msg->opaque_data);
+ if (unlikely(ctx->build_request[proc_type] == NULL)) {
+ int ret =
+ qat_sym_gen_dev_ops[dev_gen].set_session(
+ (void *)cdev, (void *)sess);
+ if (ret < 0) {
+ op->status =
+ RTE_CRYPTO_OP_STATUS_INVALID_SESSION;
+ return -EINVAL;
+ }
+ }
-#ifdef RTE_LIBRTE_PMD_QAT_DEBUG_RX
- rte_hexdump(stdout, "qat_response:", (uint8_t *)resp_msg,
- sizeof(struct icp_qat_fw_comn_resp));
+ sess = (uintptr_t)op->sym->sec_session;
+ build_request = ctx->build_request[proc_type];
+ opaque[0] = sess;
+ opaque[1] = (uintptr_t)build_request;
+ }
+ }
#endif
-
- if (ICP_QAT_FW_COMN_STATUS_FLAG_OK !=
- ICP_QAT_FW_COMN_RESP_CRYPTO_STAT_GET(
- resp_msg->comn_hdr.comn_status)) {
-
- rx_op->status = RTE_CRYPTO_OP_STATUS_AUTH_FAILED;
- } else {
- struct qat_sym_session *sess = (struct qat_sym_session *)
- get_session_private_data(
- rx_op->sym->session,
- cryptodev_qat_driver_id);
-
- if (sess->bpi_ctx)
- qat_bpicipher_postprocess(sess, rx_op);
- rx_op->status = RTE_CRYPTO_OP_STATUS_SUCCESS;
+ else { /* RTE_CRYPTO_OP_SESSIONLESS */
+ op->status = RTE_CRYPTO_OP_STATUS_INVALID_ARGS;
+ QAT_LOG(DEBUG, "QAT does not support sessionless operation");
+ return -1;
}
- *op = (void *)rx_op;
- return 0;
+ return build_request(op, (void *)ctx, out_msg, op_cookie);
}
-
uint16_t
-qat_sym_pmd_dequeue_op_burst(void *qp, struct rte_crypto_op **ops,
+qat_sym_enqueue_burst(void *qp, struct rte_crypto_op **ops,
uint16_t nb_ops)
{
- return qat_dequeue_op_burst(qp, (void **)ops, nb_ops);
+ return qat_enqueue_op_burst(qp, qat_sym_build_request,
+ (void **)ops, nb_ops);
}
-static inline int
-qat_sgl_fill_array(struct rte_mbuf *buf, uint64_t buff_start,
- struct qat_alg_buf_list *list, uint32_t data_len)
-{
- int nr = 1;
-
- uint32_t buf_len = rte_pktmbuf_iova(buf) -
- buff_start + rte_pktmbuf_data_len(buf);
-
- list->bufers[0].addr = buff_start;
- list->bufers[0].resrvd = 0;
- list->bufers[0].len = buf_len;
-
- if (data_len <= buf_len) {
- list->num_bufs = nr;
- list->bufers[0].len = data_len;
- return 0;
- }
-
- buf = buf->next;
- while (buf) {
- if (unlikely(nr == QAT_SGL_MAX_NUMBER)) {
- PMD_DRV_LOG(ERR, "QAT PMD exceeded size of QAT SGL"
- " entry(%u)",
- QAT_SGL_MAX_NUMBER);
- return -EINVAL;
- }
-
- list->bufers[nr].len = rte_pktmbuf_data_len(buf);
- list->bufers[nr].resrvd = 0;
- list->bufers[nr].addr = rte_pktmbuf_iova(buf);
-
- buf_len += list->bufers[nr].len;
- buf = buf->next;
-
- if (buf_len > data_len) {
- list->bufers[nr].len -=
- buf_len - data_len;
- buf = NULL;
- }
- ++nr;
- }
- list->num_bufs = nr;
-
- return 0;
-}
-
-static inline void
-set_cipher_iv(uint16_t iv_length, uint16_t iv_offset,
- struct icp_qat_fw_la_cipher_req_params *cipher_param,
- struct rte_crypto_op *op,
- struct icp_qat_fw_la_bulk_req *qat_req)
-{
- /* copy IV into request if it fits */
- if (iv_length <= sizeof(cipher_param->u.cipher_IV_array)) {
- rte_memcpy(cipher_param->u.cipher_IV_array,
- rte_crypto_op_ctod_offset(op, uint8_t *,
- iv_offset),
- iv_length);
- } else {
- ICP_QAT_FW_LA_CIPH_IV_FLD_FLAG_SET(
- qat_req->comn_hdr.serv_specif_flags,
- ICP_QAT_FW_CIPH_IV_64BIT_PTR);
- cipher_param->u.s.cipher_IV_ptr =
- rte_crypto_op_ctophys_offset(op,
- iv_offset);
- }
-}
-
-/** Set IV for CCM is special case, 0th byte is set to q-1
- * where q is padding of nonce in 16 byte block
- */
-static inline void
-set_cipher_iv_ccm(uint16_t iv_length, uint16_t iv_offset,
- struct icp_qat_fw_la_cipher_req_params *cipher_param,
- struct rte_crypto_op *op, uint8_t q, uint8_t aad_len_field_sz)
+uint16_t
+qat_sym_dequeue_burst(void *qp, struct rte_crypto_op **ops,
+ uint16_t nb_ops)
{
- rte_memcpy(((uint8_t *)cipher_param->u.cipher_IV_array) +
- ICP_QAT_HW_CCM_NONCE_OFFSET,
- rte_crypto_op_ctod_offset(op, uint8_t *,
- iv_offset) + ICP_QAT_HW_CCM_NONCE_OFFSET,
- iv_length);
- *(uint8_t *)&cipher_param->u.cipher_IV_array[0] =
- q - ICP_QAT_HW_CCM_NONCE_OFFSET;
-
- if (aad_len_field_sz)
- rte_memcpy(&op->sym->aead.aad.data[ICP_QAT_HW_CCM_NONCE_OFFSET],
- rte_crypto_op_ctod_offset(op, uint8_t *,
- iv_offset) + ICP_QAT_HW_CCM_NONCE_OFFSET,
- iv_length);
+ return qat_dequeue_op_burst(qp, (void **)ops,
+ qat_sym_process_response, nb_ops);
}
-
int
-qat_sym_build_request(void *in_op, uint8_t *out_msg,
- void *op_cookie, enum qat_device_gen qat_dev_gen)
+qat_sym_dev_create(struct qat_pci_device *qat_pci_dev,
+ struct qat_dev_cmd_param *qat_dev_cmd_param __rte_unused)
{
- int ret = 0;
- struct qat_sym_session *ctx;
- struct icp_qat_fw_la_cipher_req_params *cipher_param;
- struct icp_qat_fw_la_auth_req_params *auth_param;
- register struct icp_qat_fw_la_bulk_req *qat_req;
- uint8_t do_auth = 0, do_cipher = 0, do_aead = 0;
- uint32_t cipher_len = 0, cipher_ofs = 0;
- uint32_t auth_len = 0, auth_ofs = 0;
- uint32_t min_ofs = 0;
- uint64_t src_buf_start = 0, dst_buf_start = 0;
- uint8_t do_sgl = 0;
- struct rte_crypto_op *op = (struct rte_crypto_op *)in_op;
- struct qat_sym_op_cookie *cookie =
- (struct qat_sym_op_cookie *)op_cookie;
-
-#ifdef RTE_LIBRTE_PMD_QAT_DEBUG_TX
- if (unlikely(op->type != RTE_CRYPTO_OP_TYPE_SYMMETRIC)) {
- PMD_DRV_LOG(ERR, "QAT PMD only supports symmetric crypto "
- "operation requests, op (%p) is not a "
- "symmetric operation.", op);
- return -EINVAL;
+ int i = 0, ret = 0;
+ struct qat_device_info *qat_dev_instance =
+ &qat_pci_devs[qat_pci_dev->qat_dev_id];
+ struct rte_cryptodev_pmd_init_params init_params = {
+ .name = "",
+ .socket_id = qat_dev_instance->pci_dev->device.numa_node,
+ .private_data_size = sizeof(struct qat_cryptodev_private)
+ };
+ char name[RTE_CRYPTODEV_NAME_MAX_LEN];
+ char capa_memz_name[RTE_CRYPTODEV_NAME_MAX_LEN];
+ struct rte_cryptodev *cryptodev;
+ struct qat_cryptodev_private *internals;
+ struct qat_capabilities_info capa_info;
+ const struct rte_cryptodev_capabilities *capabilities;
+ const struct qat_crypto_gen_dev_ops *gen_dev_ops =
+ &qat_sym_gen_dev_ops[qat_pci_dev->qat_dev_gen];
+ uint64_t capa_size;
+
+ snprintf(name, RTE_CRYPTODEV_NAME_MAX_LEN, "%s_%s",
+ qat_pci_dev->name, "sym");
+ QAT_LOG(DEBUG, "Creating QAT SYM device %s", name);
+
+ if (gen_dev_ops->cryptodev_ops == NULL) {
+ QAT_LOG(ERR, "Device %s does not support symmetric crypto",
+ name);
+ return -(EFAULT);
}
-#endif
- if (unlikely(op->sess_type == RTE_CRYPTO_OP_SESSIONLESS)) {
- PMD_DRV_LOG(ERR, "QAT PMD only supports session oriented"
- " requests, op (%p) is sessionless.", op);
- return -EINVAL;
- }
-
- ctx = (struct qat_sym_session *)get_session_private_data(
- op->sym->session, cryptodev_qat_driver_id);
- if (unlikely(ctx == NULL)) {
- PMD_DRV_LOG(ERR, "Session was not created for this device");
- return -EINVAL;
- }
-
- if (unlikely(ctx->min_qat_dev_gen > qat_dev_gen)) {
- PMD_DRV_LOG(ERR, "Session alg not supported on this device gen");
- op->status = RTE_CRYPTO_OP_STATUS_INVALID_SESSION;
- return -EINVAL;
- }
-
- qat_req = (struct icp_qat_fw_la_bulk_req *)out_msg;
- rte_mov128((uint8_t *)qat_req, (const uint8_t *)&(ctx->fw_req));
- qat_req->comn_mid.opaque_data = (uint64_t)(uintptr_t)op;
- cipher_param = (void *)&qat_req->serv_specif_rqpars;
- auth_param = (void *)((uint8_t *)cipher_param + sizeof(*cipher_param));
-
- if (ctx->qat_cmd == ICP_QAT_FW_LA_CMD_HASH_CIPHER ||
- ctx->qat_cmd == ICP_QAT_FW_LA_CMD_CIPHER_HASH) {
- /* AES-GCM or AES-CCM */
- if (ctx->qat_hash_alg == ICP_QAT_HW_AUTH_ALGO_GALOIS_128 ||
- ctx->qat_hash_alg == ICP_QAT_HW_AUTH_ALGO_GALOIS_64 ||
- (ctx->qat_cipher_alg == ICP_QAT_HW_CIPHER_ALGO_AES128
- && ctx->qat_mode == ICP_QAT_HW_CIPHER_CTR_MODE
- && ctx->qat_hash_alg ==
- ICP_QAT_HW_AUTH_ALGO_AES_CBC_MAC)) {
- do_aead = 1;
- } else {
- do_auth = 1;
- do_cipher = 1;
+ /*
+ * All processes must use same driver id so they can share sessions.
+ * Store driver_id so we can validate that all processes have the same
+ * value, typically they have, but could differ if binaries built
+ * separately.
+ */
+ if (rte_eal_process_type() == RTE_PROC_PRIMARY) {
+ qat_pci_dev->qat_sym_driver_id =
+ qat_sym_driver_id;
+ } else if (rte_eal_process_type() == RTE_PROC_SECONDARY) {
+ if (qat_pci_dev->qat_sym_driver_id !=
+ qat_sym_driver_id) {
+ QAT_LOG(ERR,
+ "Device %s have different driver id than corresponding device in primary process",
+ name);
+ return -(EFAULT);
}
- } else if (ctx->qat_cmd == ICP_QAT_FW_LA_CMD_AUTH) {
- do_auth = 1;
- do_cipher = 0;
- } else if (ctx->qat_cmd == ICP_QAT_FW_LA_CMD_CIPHER) {
- do_auth = 0;
- do_cipher = 1;
}
- if (do_cipher) {
+ /* Populate subset device to use in cryptodev device creation */
+ qat_dev_instance->sym_rte_dev.driver = &cryptodev_qat_sym_driver;
+ qat_dev_instance->sym_rte_dev.numa_node =
+ qat_dev_instance->pci_dev->device.numa_node;
+ qat_dev_instance->sym_rte_dev.devargs = NULL;
- if (ctx->qat_cipher_alg ==
- ICP_QAT_HW_CIPHER_ALGO_SNOW_3G_UEA2 ||
- ctx->qat_cipher_alg == ICP_QAT_HW_CIPHER_ALGO_KASUMI ||
- ctx->qat_cipher_alg ==
- ICP_QAT_HW_CIPHER_ALGO_ZUC_3G_128_EEA3) {
+ cryptodev = rte_cryptodev_pmd_create(name,
+ &(qat_dev_instance->sym_rte_dev), &init_params);
- if (unlikely(
- (cipher_param->cipher_length % BYTE_LENGTH != 0)
- || (cipher_param->cipher_offset
- % BYTE_LENGTH != 0))) {
- PMD_DRV_LOG(ERR,
- "SNOW3G/KASUMI/ZUC in QAT PMD only supports byte aligned values");
- op->status = RTE_CRYPTO_OP_STATUS_INVALID_ARGS;
- return -EINVAL;
- }
- cipher_len = op->sym->cipher.data.length >> 3;
- cipher_ofs = op->sym->cipher.data.offset >> 3;
-
- } else if (ctx->bpi_ctx) {
- /* DOCSIS - only send complete blocks to device
- * Process any partial block using CFB mode.
- * Even if 0 complete blocks, still send this to device
- * to get into rx queue for post-process and dequeuing
- */
- cipher_len = qat_bpicipher_preprocess(ctx, op);
- cipher_ofs = op->sym->cipher.data.offset;
- } else {
- cipher_len = op->sym->cipher.data.length;
- cipher_ofs = op->sym->cipher.data.offset;
- }
+ if (cryptodev == NULL)
+ return -ENODEV;
- set_cipher_iv(ctx->cipher_iv.length, ctx->cipher_iv.offset,
- cipher_param, op, qat_req);
- min_ofs = cipher_ofs;
- }
+ qat_dev_instance->sym_rte_dev.name = cryptodev->data->name;
+ cryptodev->driver_id = qat_sym_driver_id;
+ cryptodev->dev_ops = gen_dev_ops->cryptodev_ops;
- if (do_auth) {
+ cryptodev->enqueue_burst = qat_sym_enqueue_burst;
+ cryptodev->dequeue_burst = qat_sym_dequeue_burst;
- if (ctx->qat_hash_alg == ICP_QAT_HW_AUTH_ALGO_SNOW_3G_UIA2 ||
- ctx->qat_hash_alg == ICP_QAT_HW_AUTH_ALGO_KASUMI_F9 ||
- ctx->qat_hash_alg ==
- ICP_QAT_HW_AUTH_ALGO_ZUC_3G_128_EIA3) {
- if (unlikely((auth_param->auth_off % BYTE_LENGTH != 0)
- || (auth_param->auth_len % BYTE_LENGTH != 0))) {
- PMD_DRV_LOG(ERR,
- "For SNOW3G/KASUMI/ZUC, QAT PMD only supports byte aligned values");
- op->status = RTE_CRYPTO_OP_STATUS_INVALID_ARGS;
- return -EINVAL;
- }
- auth_ofs = op->sym->auth.data.offset >> 3;
- auth_len = op->sym->auth.data.length >> 3;
-
- auth_param->u1.aad_adr =
- rte_crypto_op_ctophys_offset(op,
- ctx->auth_iv.offset);
-
- } else if (ctx->qat_hash_alg ==
- ICP_QAT_HW_AUTH_ALGO_GALOIS_128 ||
- ctx->qat_hash_alg ==
- ICP_QAT_HW_AUTH_ALGO_GALOIS_64) {
- /* AES-GMAC */
- set_cipher_iv(ctx->auth_iv.length,
- ctx->auth_iv.offset,
- cipher_param, op, qat_req);
- auth_ofs = op->sym->auth.data.offset;
- auth_len = op->sym->auth.data.length;
-
- auth_param->u1.aad_adr = 0;
- auth_param->u2.aad_sz = 0;
-
- /*
- * If len(iv)==12B fw computes J0
- */
- if (ctx->auth_iv.length == 12) {
- ICP_QAT_FW_LA_GCM_IV_LEN_FLAG_SET(
- qat_req->comn_hdr.serv_specif_flags,
- ICP_QAT_FW_LA_GCM_IV_LEN_12_OCTETS);
+ cryptodev->feature_flags = gen_dev_ops->get_feature_flags(qat_pci_dev);
- }
- } else {
- auth_ofs = op->sym->auth.data.offset;
- auth_len = op->sym->auth.data.length;
+ if (rte_eal_process_type() != RTE_PROC_PRIMARY)
+ return 0;
+#ifdef RTE_LIB_SECURITY
+ if (gen_dev_ops->create_security_ctx) {
+ cryptodev->security_ctx =
+ gen_dev_ops->create_security_ctx((void *)cryptodev);
+ if (cryptodev->security_ctx == NULL) {
+ QAT_LOG(ERR, "rte_security_ctx memory alloc failed");
+ ret = -ENOMEM;
+ goto error;
}
- min_ofs = auth_ofs;
-
- if (likely(ctx->qat_hash_alg != ICP_QAT_HW_AUTH_ALGO_NULL))
- auth_param->auth_res_addr =
- op->sym->auth.digest.phys_addr;
+ cryptodev->feature_flags |= RTE_CRYPTODEV_FF_SECURITY;
+ QAT_LOG(INFO, "Device %s rte_security support ensabled", name);
+ } else {
+ QAT_LOG(INFO, "Device %s rte_security support disabled", name);
}
-
- if (do_aead) {
- /*
- * This address may used for setting AAD physical pointer
- * into IV offset from op
- */
- rte_iova_t aad_phys_addr_aead = op->sym->aead.aad.phys_addr;
- if (ctx->qat_hash_alg ==
- ICP_QAT_HW_AUTH_ALGO_GALOIS_128 ||
- ctx->qat_hash_alg ==
- ICP_QAT_HW_AUTH_ALGO_GALOIS_64) {
- /*
- * If len(iv)==12B fw computes J0
- */
- if (ctx->cipher_iv.length == 12) {
- ICP_QAT_FW_LA_GCM_IV_LEN_FLAG_SET(
- qat_req->comn_hdr.serv_specif_flags,
- ICP_QAT_FW_LA_GCM_IV_LEN_12_OCTETS);
- }
- set_cipher_iv(ctx->cipher_iv.length,
- ctx->cipher_iv.offset,
- cipher_param, op, qat_req);
-
- } else if (ctx->qat_hash_alg ==
- ICP_QAT_HW_AUTH_ALGO_AES_CBC_MAC) {
-
- /* In case of AES-CCM this may point to user selected
- * memory or iv offset in cypto_op
- */
- uint8_t *aad_data = op->sym->aead.aad.data;
- /* This is true AAD length, it not includes 18 bytes of
- * preceding data
- */
- uint8_t aad_ccm_real_len = 0;
- uint8_t aad_len_field_sz = 0;
- uint32_t msg_len_be =
- rte_bswap32(op->sym->aead.data.length);
-
- if (ctx->aad_len > ICP_QAT_HW_CCM_AAD_DATA_OFFSET) {
- aad_len_field_sz = ICP_QAT_HW_CCM_AAD_LEN_INFO;
- aad_ccm_real_len = ctx->aad_len -
- ICP_QAT_HW_CCM_AAD_B0_LEN -
- ICP_QAT_HW_CCM_AAD_LEN_INFO;
- } else {
- /*
- * aad_len not greater than 18, so no actual aad
- * data, then use IV after op for B0 block
- */
- aad_data = rte_crypto_op_ctod_offset(op,
- uint8_t *,
- ctx->cipher_iv.offset);
- aad_phys_addr_aead =
- rte_crypto_op_ctophys_offset(op,
- ctx->cipher_iv.offset);
- }
-
- uint8_t q = ICP_QAT_HW_CCM_NQ_CONST -
- ctx->cipher_iv.length;
-
- aad_data[0] = ICP_QAT_HW_CCM_BUILD_B0_FLAGS(
- aad_len_field_sz,
- ctx->digest_length, q);
-
- if (q > ICP_QAT_HW_CCM_MSG_LEN_MAX_FIELD_SIZE) {
- memcpy(aad_data + ctx->cipher_iv.length +
- ICP_QAT_HW_CCM_NONCE_OFFSET +
- (q - ICP_QAT_HW_CCM_MSG_LEN_MAX_FIELD_SIZE),
- (uint8_t *)&msg_len_be,
- ICP_QAT_HW_CCM_MSG_LEN_MAX_FIELD_SIZE);
- } else {
- memcpy(aad_data + ctx->cipher_iv.length +
- ICP_QAT_HW_CCM_NONCE_OFFSET,
- (uint8_t *)&msg_len_be
- + (ICP_QAT_HW_CCM_MSG_LEN_MAX_FIELD_SIZE
- - q), q);
- }
-
- if (aad_len_field_sz > 0) {
- *(uint16_t *)&aad_data[ICP_QAT_HW_CCM_AAD_B0_LEN]
- = rte_bswap16(aad_ccm_real_len);
-
- if ((aad_ccm_real_len + aad_len_field_sz)
- % ICP_QAT_HW_CCM_AAD_B0_LEN) {
- uint8_t pad_len = 0;
- uint8_t pad_idx = 0;
-
- pad_len = ICP_QAT_HW_CCM_AAD_B0_LEN -
- ((aad_ccm_real_len + aad_len_field_sz) %
- ICP_QAT_HW_CCM_AAD_B0_LEN);
- pad_idx = ICP_QAT_HW_CCM_AAD_B0_LEN +
- aad_ccm_real_len + aad_len_field_sz;
- memset(&aad_data[pad_idx],
- 0, pad_len);
- }
-
- }
-
- set_cipher_iv_ccm(ctx->cipher_iv.length,
- ctx->cipher_iv.offset,
- cipher_param, op, q,
- aad_len_field_sz);
-
+#endif
+ snprintf(capa_memz_name, RTE_CRYPTODEV_NAME_MAX_LEN,
+ "QAT_SYM_CAPA_GEN_%d",
+ qat_pci_dev->qat_dev_gen);
+
+ internals = cryptodev->data->dev_private;
+ internals->qat_dev = qat_pci_dev;
+
+ internals->dev_id = cryptodev->data->dev_id;
+
+ capa_info = gen_dev_ops->get_capabilities(qat_pci_dev);
+ capabilities = capa_info.data;
+ capa_size = capa_info.size;
+
+ internals->capa_mz = rte_memzone_lookup(capa_memz_name);
+ if (internals->capa_mz == NULL) {
+ internals->capa_mz = rte_memzone_reserve(capa_memz_name,
+ capa_size, rte_socket_id(), 0);
+ if (internals->capa_mz == NULL) {
+ QAT_LOG(DEBUG,
+ "Error allocating memzone for capabilities, "
+ "destroying PMD for %s", name);
+ ret = -EFAULT;
+ goto error;
}
-
- cipher_len = op->sym->aead.data.length;
- cipher_ofs = op->sym->aead.data.offset;
- auth_len = op->sym->aead.data.length;
- auth_ofs = op->sym->aead.data.offset;
-
- auth_param->u1.aad_adr = aad_phys_addr_aead;
- auth_param->auth_res_addr = op->sym->aead.digest.phys_addr;
- min_ofs = op->sym->aead.data.offset;
}
- if (op->sym->m_src->next || (op->sym->m_dst && op->sym->m_dst->next))
- do_sgl = 1;
+ memcpy(internals->capa_mz->addr, capabilities, capa_size);
+ internals->qat_dev_capabilities = internals->capa_mz->addr;
- /* adjust for chain case */
- if (do_cipher && do_auth)
- min_ofs = cipher_ofs < auth_ofs ? cipher_ofs : auth_ofs;
+ while (1) {
+ if (qat_dev_cmd_param[i].name == NULL)
+ break;
+ if (!strcmp(qat_dev_cmd_param[i].name, SYM_ENQ_THRESHOLD_NAME))
+ internals->min_enq_burst_threshold =
+ qat_dev_cmd_param[i].val;
+ i++;
+ }
- if (unlikely(min_ofs >= rte_pktmbuf_data_len(op->sym->m_src) && do_sgl))
- min_ofs = 0;
+ internals->service_type = QAT_SERVICE_SYMMETRIC;
+ qat_pci_dev->sym_dev = internals;
+ QAT_LOG(DEBUG, "Created QAT SYM device %s as cryptodev instance %d",
+ cryptodev->data->name, internals->dev_id);
- if (unlikely(op->sym->m_dst != NULL)) {
- /* Out-of-place operation (OOP)
- * Don't align DMA start. DMA the minimum data-set
- * so as not to overwrite data in dest buffer
- */
- src_buf_start =
- rte_pktmbuf_iova_offset(op->sym->m_src, min_ofs);
- dst_buf_start =
- rte_pktmbuf_iova_offset(op->sym->m_dst, min_ofs);
+ return 0;
- } else {
- /* In-place operation
- * Start DMA at nearest aligned address below min_ofs
- */
- src_buf_start =
- rte_pktmbuf_iova_offset(op->sym->m_src, min_ofs)
- & QAT_64_BTYE_ALIGN_MASK;
-
- if (unlikely((rte_pktmbuf_iova(op->sym->m_src) -
- rte_pktmbuf_headroom(op->sym->m_src))
- > src_buf_start)) {
- /* alignment has pushed addr ahead of start of mbuf
- * so revert and take the performance hit
- */
- src_buf_start =
- rte_pktmbuf_iova_offset(op->sym->m_src,
- min_ofs);
- }
- dst_buf_start = src_buf_start;
- }
+error:
+#ifdef RTE_LIB_SECURITY
+ rte_free(cryptodev->security_ctx);
+ cryptodev->security_ctx = NULL;
+#endif
+ rte_cryptodev_pmd_destroy(cryptodev);
+ memset(&qat_dev_instance->sym_rte_dev, 0,
+ sizeof(qat_dev_instance->sym_rte_dev));
- if (do_cipher || do_aead) {
- cipher_param->cipher_offset =
- (uint32_t)rte_pktmbuf_iova_offset(
- op->sym->m_src, cipher_ofs) - src_buf_start;
- cipher_param->cipher_length = cipher_len;
- } else {
- cipher_param->cipher_offset = 0;
- cipher_param->cipher_length = 0;
- }
+ return ret;
+}
- if (do_auth || do_aead) {
- auth_param->auth_off = (uint32_t)rte_pktmbuf_iova_offset(
- op->sym->m_src, auth_ofs) - src_buf_start;
- auth_param->auth_len = auth_len;
- } else {
- auth_param->auth_off = 0;
- auth_param->auth_len = 0;
- }
+int
+qat_sym_dev_destroy(struct qat_pci_device *qat_pci_dev)
+{
+ struct rte_cryptodev *cryptodev;
- qat_req->comn_mid.dst_length =
- qat_req->comn_mid.src_length =
- (cipher_param->cipher_offset + cipher_param->cipher_length)
- > (auth_param->auth_off + auth_param->auth_len) ?
- (cipher_param->cipher_offset + cipher_param->cipher_length)
- : (auth_param->auth_off + auth_param->auth_len);
-
- if (do_sgl) {
-
- ICP_QAT_FW_COMN_PTR_TYPE_SET(qat_req->comn_hdr.comn_req_flags,
- QAT_COMN_PTR_TYPE_SGL);
- ret = qat_sgl_fill_array(op->sym->m_src, src_buf_start,
- &cookie->qat_sgl_list_src,
- qat_req->comn_mid.src_length);
- if (ret) {
- PMD_DRV_LOG(ERR, "QAT PMD Cannot fill sgl array");
- return ret;
- }
+ if (qat_pci_dev == NULL)
+ return -ENODEV;
+ if (qat_pci_dev->sym_dev == NULL)
+ return 0;
+ if (rte_eal_process_type() == RTE_PROC_PRIMARY)
+ rte_memzone_free(qat_pci_dev->sym_dev->capa_mz);
+
+ /* free crypto device */
+ cryptodev = rte_cryptodev_pmd_get_dev(qat_pci_dev->sym_dev->dev_id);
+#ifdef RTE_LIB_SECURITY
+ rte_free(cryptodev->security_ctx);
+ cryptodev->security_ctx = NULL;
+#endif
+ rte_cryptodev_pmd_destroy(cryptodev);
+ qat_pci_devs[qat_pci_dev->qat_dev_id].sym_rte_dev.name = NULL;
+ qat_pci_dev->sym_dev = NULL;
- if (likely(op->sym->m_dst == NULL))
- qat_req->comn_mid.dest_data_addr =
- qat_req->comn_mid.src_data_addr =
- cookie->qat_sgl_src_phys_addr;
- else {
- ret = qat_sgl_fill_array(op->sym->m_dst,
- dst_buf_start,
- &cookie->qat_sgl_list_dst,
- qat_req->comn_mid.dst_length);
-
- if (ret) {
- PMD_DRV_LOG(ERR, "QAT PMD Cannot "
- "fill sgl array");
- return ret;
- }
+ return 0;
+}
- qat_req->comn_mid.src_data_addr =
- cookie->qat_sgl_src_phys_addr;
- qat_req->comn_mid.dest_data_addr =
- cookie->qat_sgl_dst_phys_addr;
- }
- } else {
- qat_req->comn_mid.src_data_addr = src_buf_start;
- qat_req->comn_mid.dest_data_addr = dst_buf_start;
- }
+int
+qat_sym_configure_dp_ctx(struct rte_cryptodev *dev, uint16_t qp_id,
+ struct rte_crypto_raw_dp_ctx *raw_dp_ctx,
+ enum rte_crypto_op_sess_type sess_type,
+ union rte_cryptodev_session_ctx session_ctx, uint8_t is_update)
+{
+ struct qat_cryptodev_private *internals = dev->data->dev_private;
+ enum qat_device_gen qat_dev_gen = internals->qat_dev->qat_dev_gen;
+ struct qat_crypto_gen_dev_ops *gen_dev_ops =
+ &qat_sym_gen_dev_ops[qat_dev_gen];
+ struct qat_qp *qp;
+ struct qat_sym_session *ctx;
+ struct qat_sym_dp_ctx *dp_ctx;
-#ifdef RTE_LIBRTE_PMD_QAT_DEBUG_TX
- rte_hexdump(stdout, "qat_req:", qat_req,
- sizeof(struct icp_qat_fw_la_bulk_req));
- rte_hexdump(stdout, "src_data:",
- rte_pktmbuf_mtod(op->sym->m_src, uint8_t*),
- rte_pktmbuf_data_len(op->sym->m_src));
- if (do_cipher) {
- uint8_t *cipher_iv_ptr = rte_crypto_op_ctod_offset(op,
- uint8_t *,
- ctx->cipher_iv.offset);
- rte_hexdump(stdout, "cipher iv:", cipher_iv_ptr,
- ctx->cipher_iv.length);
+ if (!gen_dev_ops->set_raw_dp_ctx) {
+ QAT_LOG(ERR, "Device GEN %u does not support raw data path",
+ qat_dev_gen);
+ return -ENOTSUP;
}
- if (do_auth) {
- if (ctx->auth_iv.length) {
- uint8_t *auth_iv_ptr = rte_crypto_op_ctod_offset(op,
- uint8_t *,
- ctx->auth_iv.offset);
- rte_hexdump(stdout, "auth iv:", auth_iv_ptr,
- ctx->auth_iv.length);
- }
- rte_hexdump(stdout, "digest:", op->sym->auth.digest.data,
- ctx->digest_length);
- }
+ qp = dev->data->queue_pairs[qp_id];
+ dp_ctx = (struct qat_sym_dp_ctx *)raw_dp_ctx->drv_ctx_data;
- if (do_aead) {
- rte_hexdump(stdout, "digest:", op->sym->aead.digest.data,
- ctx->digest_length);
- rte_hexdump(stdout, "aad:", op->sym->aead.aad.data,
- ctx->aad_len);
+ if (!is_update) {
+ memset(raw_dp_ctx, 0, sizeof(*raw_dp_ctx) +
+ sizeof(struct qat_sym_dp_ctx));
+ raw_dp_ctx->qp_data = dev->data->queue_pairs[qp_id];
+ dp_ctx->tail = qp->tx_q.tail;
+ dp_ctx->head = qp->rx_q.head;
+ dp_ctx->cached_enqueue = dp_ctx->cached_dequeue = 0;
}
-#endif
- return 0;
-}
+ if (sess_type != RTE_CRYPTO_OP_WITH_SESSION)
+ return -EINVAL;
-void qat_sym_stats_get(struct rte_cryptodev *dev,
- struct rte_cryptodev_stats *stats)
-{
- int i;
- struct qat_qp **qp = (struct qat_qp **)(dev->data->queue_pairs);
+ ctx = (struct qat_sym_session *)get_sym_session_private_data(
+ session_ctx.crypto_sess, qat_sym_driver_id);
- PMD_INIT_FUNC_TRACE();
- if (stats == NULL) {
- PMD_DRV_LOG(ERR, "invalid stats ptr NULL");
- return;
- }
- for (i = 0; i < dev->data->nb_queue_pairs; i++) {
- if (qp[i] == NULL) {
- PMD_DRV_LOG(DEBUG, "Uninitialised queue pair");
- continue;
- }
+ dp_ctx->session = ctx;
- stats->enqueued_count += qp[i]->stats.enqueued_count;
- stats->dequeued_count += qp[i]->stats.dequeued_count;
- stats->enqueue_err_count += qp[i]->stats.enqueue_err_count;
- stats->dequeue_err_count += qp[i]->stats.dequeue_err_count;
- }
+ return gen_dev_ops->set_raw_dp_ctx(raw_dp_ctx, ctx);
}
-void qat_sym_stats_reset(struct rte_cryptodev *dev)
+int
+qat_sym_get_dp_ctx_size(struct rte_cryptodev *dev __rte_unused)
{
- int i;
- struct qat_qp **qp = (struct qat_qp **)(dev->data->queue_pairs);
-
- PMD_INIT_FUNC_TRACE();
- for (i = 0; i < dev->data->nb_queue_pairs; i++)
- memset(&(qp[i]->stats), 0, sizeof(qp[i]->stats));
- PMD_DRV_LOG(DEBUG, "QAT crypto: stats cleared");
+ return sizeof(struct qat_sym_dp_ctx);
}
+
+static struct cryptodev_driver qat_crypto_drv;
+RTE_PMD_REGISTER_CRYPTO_DRIVER(qat_crypto_drv,
+ cryptodev_qat_sym_driver,
+ qat_sym_driver_id);
git.droids-corp.org / dpdk.git / blobdiff