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1// SPDX-License-Identifier: GPL-2.0-only2/* Copyright(c) 2022 Intel Corporation */3#include "adf_accel_devices.h"4#include "adf_gen2_dc.h"5#include "icp_qat_fw_comp.h"6 7static void qat_comp_build_deflate_ctx(void *ctx)8{9 struct icp_qat_fw_comp_req *req_tmpl = (struct icp_qat_fw_comp_req *)ctx;10 struct icp_qat_fw_comn_req_hdr *header = &req_tmpl->comn_hdr;11 struct icp_qat_fw_comp_req_hdr_cd_pars *cd_pars = &req_tmpl->cd_pars;12 struct icp_qat_fw_comp_req_params *req_pars = &req_tmpl->comp_pars;13 struct icp_qat_fw_comp_cd_hdr *comp_cd_ctrl = &req_tmpl->comp_cd_ctrl;14 15 memset(req_tmpl, 0, sizeof(*req_tmpl));16 header->hdr_flags =17 ICP_QAT_FW_COMN_HDR_FLAGS_BUILD(ICP_QAT_FW_COMN_REQ_FLAG_SET);18 header->service_type = ICP_QAT_FW_COMN_REQ_CPM_FW_COMP;19 header->service_cmd_id = ICP_QAT_FW_COMP_CMD_STATIC;20 header->comn_req_flags =21 ICP_QAT_FW_COMN_FLAGS_BUILD(QAT_COMN_CD_FLD_TYPE_16BYTE_DATA,22 QAT_COMN_PTR_TYPE_SGL);23 header->serv_specif_flags =24 ICP_QAT_FW_COMP_FLAGS_BUILD(ICP_QAT_FW_COMP_STATELESS_SESSION,25 ICP_QAT_FW_COMP_NOT_AUTO_SELECT_BEST,26 ICP_QAT_FW_COMP_NOT_ENH_AUTO_SELECT_BEST,27 ICP_QAT_FW_COMP_NOT_DISABLE_TYPE0_ENH_AUTO_SELECT_BEST,28 ICP_QAT_FW_COMP_ENABLE_SECURE_RAM_USED_AS_INTMD_BUF);29 cd_pars->u.sl.comp_slice_cfg_word[0] =30 ICP_QAT_HW_COMPRESSION_CONFIG_BUILD(ICP_QAT_HW_COMPRESSION_DIR_COMPRESS,31 ICP_QAT_HW_COMPRESSION_DELAYED_MATCH_DISABLED,32 ICP_QAT_HW_COMPRESSION_ALGO_DEFLATE,33 ICP_QAT_HW_COMPRESSION_DEPTH_1,34 ICP_QAT_HW_COMPRESSION_FILE_TYPE_0);35 req_pars->crc.legacy.initial_adler = COMP_CPR_INITIAL_ADLER;36 req_pars->crc.legacy.initial_crc32 = COMP_CPR_INITIAL_CRC;37 req_pars->req_par_flags =38 ICP_QAT_FW_COMP_REQ_PARAM_FLAGS_BUILD(ICP_QAT_FW_COMP_SOP,39 ICP_QAT_FW_COMP_EOP,40 ICP_QAT_FW_COMP_BFINAL,41 ICP_QAT_FW_COMP_CNV,42 ICP_QAT_FW_COMP_CNV_RECOVERY,43 ICP_QAT_FW_COMP_NO_CNV_DFX,44 ICP_QAT_FW_COMP_CRC_MODE_LEGACY,45 ICP_QAT_FW_COMP_NO_XXHASH_ACC,46 ICP_QAT_FW_COMP_CNV_ERROR_NONE,47 ICP_QAT_FW_COMP_NO_APPEND_CRC,48 ICP_QAT_FW_COMP_NO_DROP_DATA);49 ICP_QAT_FW_COMN_NEXT_ID_SET(comp_cd_ctrl, ICP_QAT_FW_SLICE_DRAM_WR);50 ICP_QAT_FW_COMN_CURR_ID_SET(comp_cd_ctrl, ICP_QAT_FW_SLICE_COMP);51 52 /* Fill second half of the template for decompression */53 memcpy(req_tmpl + 1, req_tmpl, sizeof(*req_tmpl));54 req_tmpl++;55 header = &req_tmpl->comn_hdr;56 header->service_cmd_id = ICP_QAT_FW_COMP_CMD_DECOMPRESS;57 cd_pars = &req_tmpl->cd_pars;58 cd_pars->u.sl.comp_slice_cfg_word[0] =59 ICP_QAT_HW_COMPRESSION_CONFIG_BUILD(ICP_QAT_HW_COMPRESSION_DIR_DECOMPRESS,60 ICP_QAT_HW_COMPRESSION_DELAYED_MATCH_DISABLED,61 ICP_QAT_HW_COMPRESSION_ALGO_DEFLATE,62 ICP_QAT_HW_COMPRESSION_DEPTH_1,63 ICP_QAT_HW_COMPRESSION_FILE_TYPE_0);64}65 66void adf_gen2_init_dc_ops(struct adf_dc_ops *dc_ops)67{68 dc_ops->build_deflate_ctx = qat_comp_build_deflate_ctx;69}70EXPORT_SYMBOL_GPL(adf_gen2_init_dc_ops);71