1 // SPDX-License-Identifier: GPL-2.0-only
2 /* 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
qat_comp_build_deflate_ctx(void * ctx)7 static 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
adf_gen2_init_dc_ops(struct adf_dc_ops * dc_ops)66 void adf_gen2_init_dc_ops(struct adf_dc_ops *dc_ops)
67 {
68 dc_ops->build_deflate_ctx = qat_comp_build_deflate_ctx;
69 }
70 EXPORT_SYMBOL_GPL(adf_gen2_init_dc_ops);
71