numam-dpdk/drivers/common/qat/qat_common.h
Fan Zhang f0f369a685 crypto/qat: unify device private data structure
This patch unifies the QAT symmetric and asymmetric device
private data structures and functions.

Signed-off-by: Arek Kusztal <arkadiuszx.kusztal@intel.com>
Signed-off-by: Fan Zhang <roy.fan.zhang@intel.com>
Signed-off-by: Kai Ji <kai.ji@intel.com>
Acked-by: Ciara Power <ciara.power@intel.com>
2021-11-04 19:46:27 +01:00

98 lines
2.1 KiB
C

/* SPDX-License-Identifier: BSD-3-Clause
* Copyright(c) 2018 Intel Corporation
*/
#ifndef _QAT_COMMON_H_
#define _QAT_COMMON_H_
#include <stdint.h>
#include <rte_mbuf.h>
/**< Intel(R) QAT device name for PCI registration */
#define QAT_PCI_NAME qat
#define QAT_64_BTYE_ALIGN_MASK (~0x3f)
/* Intel(R) QuickAssist Technology device generation is enumerated
* from one according to the generation of the device.
* QAT_GEN* is used as the index to find all devices
*/
enum qat_device_gen {
QAT_GEN1,
QAT_GEN2,
QAT_GEN3,
QAT_GEN4,
QAT_N_GENS
};
enum qat_service_type {
QAT_SERVICE_ASYMMETRIC,
QAT_SERVICE_SYMMETRIC,
QAT_SERVICE_COMPRESSION,
QAT_MAX_SERVICES
};
#define QAT_SERVICE_INVALID (QAT_MAX_SERVICES)
enum qat_svc_list {
QAT_SVC_UNUSED = 0,
QAT_SVC_CRYPTO = 1,
QAT_SVC_COMPRESSION = 2,
QAT_SVC_SYM = 3,
QAT_SVC_ASYM = 4,
};
/**< Common struct for scatter-gather list operations */
struct qat_flat_buf {
uint32_t len;
uint32_t resrvd;
uint64_t addr;
} __rte_packed;
#define qat_sgl_hdr struct { \
uint64_t resrvd; \
uint32_t num_bufs; \
uint32_t num_mapped_bufs; \
}
__extension__
struct qat_sgl {
qat_sgl_hdr;
/* flexible array of flat buffers*/
struct qat_flat_buf buffers[0];
} __rte_packed __rte_cache_aligned;
/** Common, i.e. not service-specific, statistics */
struct qat_common_stats {
uint64_t enqueued_count;
/**< Count of all operations enqueued */
uint64_t dequeued_count;
/**< Count of all operations dequeued */
uint64_t enqueue_err_count;
/**< Total error count on operations enqueued */
uint64_t dequeue_err_count;
/**< Total error count on operations dequeued */
uint64_t threshold_hit_count;
/**< Total number of times min qp threshold condition was fulfilled */
};
struct qat_pci_device;
int
qat_sgl_fill_array(struct rte_mbuf *buf, int64_t offset,
void *list_in, uint32_t data_len,
const uint16_t max_segs);
void
qat_stats_get(struct qat_pci_device *dev,
struct qat_common_stats *stats,
enum qat_service_type service);
void
qat_stats_reset(struct qat_pci_device *dev,
enum qat_service_type service);
const char *
qat_service_get_str(enum qat_service_type type);
#endif /* _QAT_COMMON_H_ */