New upstream version 18.08

[deb_dpdk.git] / drivers / crypto / ccp / ccp_pmd_private.h

diff --git a/drivers/crypto/ccp/ccp_pmd_private.h b/drivers/crypto/ccp/ccp_pmd_private.h
new file mode 100644 (file)
index 0000000..79752f6
--- /dev/null
+++ b/drivers/crypto/ccp/ccp_pmd_private.h
@@ -0,0 +1,107 @@
+/*   SPDX-License-Identifier: BSD-3-Clause
+ *   Copyright(c) 2018 Advanced Micro Devices, Inc. All rights reserved.
+ */
+
+#ifndef _CCP_PMD_PRIVATE_H_
+#define _CCP_PMD_PRIVATE_H_
+
+#include <rte_cryptodev.h>
+#include "ccp_crypto.h"
+
+#define CRYPTODEV_NAME_CCP_PMD crypto_ccp
+
+#define CCP_LOG_ERR(fmt, args...) \
+       RTE_LOG(ERR, CRYPTODEV, "[%s] %s() line %u: " fmt "\n",  \
+                       RTE_STR(CRYPTODEV_NAME_CCP_PMD), \
+                       __func__, __LINE__, ## args)
+
+#ifdef RTE_LIBRTE_CCP_DEBUG
+#define CCP_LOG_INFO(fmt, args...) \
+       RTE_LOG(INFO, CRYPTODEV, "[%s] %s() line %u: " fmt "\n", \
+                       RTE_STR(CRYPTODEV_NAME_CCP_PMD), \
+                       __func__, __LINE__, ## args)
+
+#define CCP_LOG_DBG(fmt, args...) \
+       RTE_LOG(DEBUG, CRYPTODEV, "[%s] %s() line %u: " fmt "\n", \
+                       RTE_STR(CRYPTODEV_NAME_CCP_PMD), \
+                       __func__, __LINE__, ## args)
+#else
+#define CCP_LOG_INFO(fmt, args...)
+#define CCP_LOG_DBG(fmt, args...)
+#endif
+
+/**< Maximum queue pairs supported by CCP PMD */
+#define CCP_PMD_MAX_QUEUE_PAIRS        1
+#define CCP_NB_MAX_DESCRIPTORS 1024
+#define CCP_MAX_BURST 64
+
+#include "ccp_dev.h"
+
+/* private data structure for each CCP crypto device */
+struct ccp_private {
+       unsigned int max_nb_qpairs;     /**< Max number of queue pairs */
+       uint8_t crypto_num_dev;         /**< Number of working crypto devices */
+       bool auth_opt;                  /**< Authentication offload option */
+       struct ccp_device *last_dev;    /**< Last working crypto device */
+};
+
+/* CCP batch info */
+struct ccp_batch_info {
+       struct rte_crypto_op *op[CCP_MAX_BURST];
+       /**< optable populated at enque time from app*/
+       int op_idx;
+       struct ccp_queue *cmd_q;
+       uint16_t opcnt;
+       /**< no. of crypto ops in batch*/
+       int desccnt;
+       /**< no. of ccp queue descriptors*/
+       uint32_t head_offset;
+       /**< ccp queue head tail offsets time of enqueue*/
+       uint32_t tail_offset;
+       uint8_t lsb_buf[CCP_SB_BYTES * CCP_MAX_BURST];
+       phys_addr_t lsb_buf_phys;
+       /**< LSB intermediate buf for passthru */
+       int lsb_buf_idx;
+       uint16_t auth_ctr;
+       /**< auth only ops batch for CPU based auth */
+} __rte_cache_aligned;
+
+/**< CCP crypto queue pair */
+struct ccp_qp {
+       uint16_t id;
+       /**< Queue Pair Identifier */
+       char name[RTE_CRYPTODEV_NAME_MAX_LEN];
+       /**< Unique Queue Pair Name */
+       struct rte_ring *processed_pkts;
+       /**< Ring for placing process packets */
+       struct rte_mempool *sess_mp;
+       /**< Session Mempool */
+       struct rte_mempool *batch_mp;
+       /**< Session Mempool for batch info */
+       struct rte_cryptodev_stats qp_stats;
+       /**< Queue pair statistics */
+       struct ccp_batch_info *b_info;
+       /**< Store ops pulled out of queue */
+       struct rte_cryptodev *dev;
+       /**< rte crypto device to which this qp belongs */
+       uint8_t temp_digest[DIGEST_LENGTH_MAX];
+       /**< Buffer used to store the digest generated
+        * by the driver when verifying a digest provided
+        * by the user (using authentication verify operation)
+        */
+} __rte_cache_aligned;
+
+
+/**< device specific operations function pointer structure */
+extern struct rte_cryptodev_ops *ccp_pmd_ops;
+
+uint16_t
+ccp_cpu_pmd_enqueue_burst(void *queue_pair,
+                         struct rte_crypto_op **ops,
+                         uint16_t nb_ops);
+uint16_t
+ccp_cpu_pmd_dequeue_burst(void *queue_pair,
+                         struct rte_crypto_op **ops,
+                         uint16_t nb_ops);
+
+#endif /* _CCP_PMD_PRIVATE_H_ */