352332744c
This patch adds dynamic SGL allocation instead of static one. The number of element in SGL can be adjusted in each operation depend of the request. Signed-off-by: Tomasz Jozwiak <tomaszx.jozwiak@intel.com> Acked-by: Fiona Trahe <fiona.trahe@intel.com>
82 lines
1.8 KiB
C
82 lines
1.8 KiB
C
/* SPDX-License-Identifier: BSD-3-Clause
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* Copyright(c) 2015-2019 Intel Corporation
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*/
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#ifndef _QAT_COMP_H_
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#define _QAT_COMP_H_
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#ifdef RTE_LIBRTE_COMPRESSDEV
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#include <rte_compressdev.h>
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#include <rte_compressdev_pmd.h>
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#include "qat_common.h"
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#include "icp_qat_hw.h"
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#include "icp_qat_fw_comp.h"
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#include "icp_qat_fw_la.h"
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#define QAT_64_BYTE_ALIGN_MASK (~0x3f)
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#define QAT_64_BYTE_ALIGN (64)
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#define QAT_NUM_BUFS_IN_IM_SGL 1
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#define ERR_CODE_QAT_COMP_WRONG_FW -99
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/* fallback to fixed compression threshold */
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#define QAT_FALLBACK_THLD ((uint32_t)(RTE_PMD_QAT_COMP_IM_BUFFER_SIZE / 1.1))
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enum qat_comp_request_type {
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QAT_COMP_REQUEST_FIXED_COMP_STATELESS,
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QAT_COMP_REQUEST_DYNAMIC_COMP_STATELESS,
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QAT_COMP_REQUEST_DECOMPRESS,
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REQ_COMP_END
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};
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struct array_of_ptrs {
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phys_addr_t pointer[0];
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};
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struct qat_inter_sgl {
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qat_sgl_hdr;
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struct qat_flat_buf buffers[QAT_NUM_BUFS_IN_IM_SGL];
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} __rte_packed __rte_cache_aligned;
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struct qat_comp_op_cookie {
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phys_addr_t qat_sgl_src_phys_addr;
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phys_addr_t qat_sgl_dst_phys_addr;
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/* dynamically created SGLs */
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uint8_t socket_id;
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uint16_t src_nb_elems;
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uint16_t dst_nb_elems;
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struct qat_sgl *qat_sgl_src_d;
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struct qat_sgl *qat_sgl_dst_d;
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};
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struct qat_comp_xform {
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struct icp_qat_fw_comp_req qat_comp_req_tmpl;
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enum qat_comp_request_type qat_comp_request_type;
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enum rte_comp_checksum_type checksum_type;
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};
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int
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qat_comp_build_request(void *in_op, uint8_t *out_msg, void *op_cookie,
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enum qat_device_gen qat_dev_gen __rte_unused);
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int
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qat_comp_process_response(void **op, uint8_t *resp,
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uint64_t *dequeue_err_count);
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int
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qat_comp_private_xform_create(struct rte_compressdev *dev,
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const struct rte_comp_xform *xform,
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void **private_xform);
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int
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qat_comp_private_xform_free(struct rte_compressdev *dev, void *private_xform);
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unsigned int
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qat_comp_xform_size(void);
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#endif
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#endif
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