1 /* SPDX-License-Identifier: BSD-3-Clause
2 * Copyright(c) 2018 Intel Corporation
5 #include <rte_mempool.h>
7 #include <rte_hexdump.h>
9 #include <rte_bus_pci.h>
10 #include <rte_byteorder.h>
11 #include <rte_memcpy.h>
12 #include <rte_common.h>
13 #include <rte_spinlock.h>
15 #include <rte_malloc.h>
19 #include "qat_comp_pmd.h"
23 qat_comp_build_request(void *in_op, uint8_t *out_msg,
25 enum qat_device_gen qat_dev_gen __rte_unused)
27 struct rte_comp_op *op = in_op;
28 struct qat_comp_op_cookie *cookie =
29 (struct qat_comp_op_cookie *)op_cookie;
30 struct qat_comp_xform *qat_xform = op->private_xform;
31 const uint8_t *tmpl = (uint8_t *)&qat_xform->qat_comp_req_tmpl;
32 struct icp_qat_fw_comp_req *comp_req =
33 (struct icp_qat_fw_comp_req *)out_msg;
35 if (unlikely(op->op_type != RTE_COMP_OP_STATELESS)) {
36 QAT_DP_LOG(ERR, "QAT PMD only supports stateless compression "
37 "operation requests, op (%p) is not a "
38 "stateless operation.", op);
42 rte_mov128(out_msg, tmpl);
43 comp_req->comn_mid.opaque_data = (uint64_t)(uintptr_t)op;
45 /* common for sgl and flat buffers */
46 comp_req->comp_pars.comp_len = op->src.length;
47 comp_req->comp_pars.out_buffer_sz = rte_pktmbuf_pkt_len(op->m_dst) -
50 if (op->m_src->next != NULL || op->m_dst->next != NULL) {
54 ICP_QAT_FW_COMN_PTR_TYPE_SET(comp_req->comn_hdr.comn_req_flags,
55 QAT_COMN_PTR_TYPE_SGL);
56 ret = qat_sgl_fill_array(op->m_src,
57 rte_pktmbuf_mtophys_offset(op->m_src,
61 RTE_PMD_QAT_COMP_SGL_MAX_SEGMENTS);
63 QAT_DP_LOG(ERR, "QAT PMD Cannot fill sgl array");
67 ret = qat_sgl_fill_array(op->m_dst,
68 rte_pktmbuf_mtophys_offset(op->m_dst,
71 comp_req->comp_pars.out_buffer_sz,
72 RTE_PMD_QAT_COMP_SGL_MAX_SEGMENTS);
74 QAT_DP_LOG(ERR, "QAT PMD Cannot fill sgl array");
78 comp_req->comn_mid.src_data_addr =
79 cookie->qat_sgl_src_phys_addr;
80 comp_req->comn_mid.dest_data_addr =
81 cookie->qat_sgl_dst_phys_addr;
82 comp_req->comn_mid.src_length = 0;
83 comp_req->comn_mid.dst_length = 0;
86 /* flat aka linear buffer */
87 ICP_QAT_FW_COMN_PTR_TYPE_SET(comp_req->comn_hdr.comn_req_flags,
88 QAT_COMN_PTR_TYPE_FLAT);
89 comp_req->comn_mid.src_length = op->src.length;
90 comp_req->comn_mid.dst_length =
91 comp_req->comp_pars.out_buffer_sz;
93 comp_req->comn_mid.src_data_addr =
94 rte_pktmbuf_mtophys_offset(op->m_src, op->src.offset);
95 comp_req->comn_mid.dest_data_addr =
96 rte_pktmbuf_mtophys_offset(op->m_dst, op->dst.offset);
99 #if RTE_LOG_DP_LEVEL >= RTE_LOG_DEBUG
100 QAT_DP_LOG(DEBUG, "Direction: %s",
101 qat_xform->qat_comp_request_type == QAT_COMP_REQUEST_DECOMPRESS ?
102 "decompression" : "compression");
103 QAT_DP_HEXDUMP_LOG(DEBUG, "qat compression message:", comp_req,
104 sizeof(struct icp_qat_fw_comp_req));
110 qat_comp_process_response(void **op, uint8_t *resp)
112 struct icp_qat_fw_comp_resp *resp_msg =
113 (struct icp_qat_fw_comp_resp *)resp;
114 struct rte_comp_op *rx_op = (struct rte_comp_op *)(uintptr_t)
115 (resp_msg->opaque_data);
116 struct qat_comp_xform *qat_xform = (struct qat_comp_xform *)
117 (rx_op->private_xform);
119 #if RTE_LOG_DP_LEVEL >= RTE_LOG_DEBUG
120 QAT_DP_LOG(DEBUG, "Direction: %s",
121 qat_xform->qat_comp_request_type == QAT_COMP_REQUEST_DECOMPRESS ?
122 "decompression" : "compression");
123 QAT_DP_HEXDUMP_LOG(DEBUG, "qat_response:", (uint8_t *)resp_msg,
124 sizeof(struct icp_qat_fw_comp_resp));
127 if (likely(qat_xform->qat_comp_request_type
128 != QAT_COMP_REQUEST_DECOMPRESS)) {
129 if (unlikely(ICP_QAT_FW_COMN_HDR_CNV_FLAG_GET(
130 resp_msg->comn_resp.hdr_flags)
131 == ICP_QAT_FW_COMP_NO_CNV)) {
132 rx_op->status = RTE_COMP_OP_STATUS_ERROR;
133 rx_op->debug_status = ERR_CODE_QAT_COMP_WRONG_FW;
135 QAT_DP_LOG(ERR, "QAT has wrong firmware");
140 if ((ICP_QAT_FW_COMN_RESP_CMP_STAT_GET(resp_msg->comn_resp.comn_status)
141 | ICP_QAT_FW_COMN_RESP_XLAT_STAT_GET(
142 resp_msg->comn_resp.comn_status)) !=
143 ICP_QAT_FW_COMN_STATUS_FLAG_OK) {
145 rx_op->status = RTE_COMP_OP_STATUS_ERROR;
146 rx_op->debug_status =
147 *((uint16_t *)(&resp_msg->comn_resp.comn_error));
149 struct qat_comp_xform *qat_xform = rx_op->private_xform;
150 struct icp_qat_fw_resp_comp_pars *comp_resp =
151 (struct icp_qat_fw_resp_comp_pars *)&resp_msg->comp_resp_pars;
153 rx_op->status = RTE_COMP_OP_STATUS_SUCCESS;
154 rx_op->consumed = comp_resp->input_byte_counter;
155 rx_op->produced = comp_resp->output_byte_counter;
157 if (qat_xform->checksum_type != RTE_COMP_CHECKSUM_NONE) {
158 if (qat_xform->checksum_type == RTE_COMP_CHECKSUM_CRC32)
159 rx_op->output_chksum = comp_resp->curr_crc32;
160 else if (qat_xform->checksum_type ==
161 RTE_COMP_CHECKSUM_ADLER32)
162 rx_op->output_chksum = comp_resp->curr_adler_32;
164 rx_op->output_chksum = comp_resp->curr_chksum;
173 qat_comp_xform_size(void)
175 return RTE_ALIGN_CEIL(sizeof(struct qat_comp_xform), 8);
178 static void qat_comp_create_req_hdr(struct icp_qat_fw_comn_req_hdr *header,
179 enum qat_comp_request_type request)
181 if (request == QAT_COMP_REQUEST_FIXED_COMP_STATELESS)
182 header->service_cmd_id = ICP_QAT_FW_COMP_CMD_STATIC;
183 else if (request == QAT_COMP_REQUEST_DYNAMIC_COMP_STATELESS)
184 header->service_cmd_id = ICP_QAT_FW_COMP_CMD_DYNAMIC;
185 else if (request == QAT_COMP_REQUEST_DECOMPRESS)
186 header->service_cmd_id = ICP_QAT_FW_COMP_CMD_DECOMPRESS;
188 header->service_type = ICP_QAT_FW_COMN_REQ_CPM_FW_COMP;
190 ICP_QAT_FW_COMN_HDR_FLAGS_BUILD(ICP_QAT_FW_COMN_REQ_FLAG_SET);
192 header->comn_req_flags = ICP_QAT_FW_COMN_FLAGS_BUILD(
193 QAT_COMN_CD_FLD_TYPE_16BYTE_DATA, QAT_COMN_PTR_TYPE_FLAT);
196 static int qat_comp_create_templates(struct qat_comp_xform *qat_xform,
197 const struct rte_memzone *interm_buff_mz __rte_unused,
198 const struct rte_comp_xform *xform)
200 struct icp_qat_fw_comp_req *comp_req;
201 int comp_level, algo;
202 uint32_t req_par_flags;
203 int direction = ICP_QAT_HW_COMPRESSION_DIR_COMPRESS;
205 if (unlikely(qat_xform == NULL)) {
206 QAT_LOG(ERR, "Session was not created for this device");
210 if (qat_xform->qat_comp_request_type == QAT_COMP_REQUEST_DECOMPRESS) {
211 direction = ICP_QAT_HW_COMPRESSION_DIR_DECOMPRESS;
212 comp_level = ICP_QAT_HW_COMPRESSION_DEPTH_1;
213 req_par_flags = ICP_QAT_FW_COMP_REQ_PARAM_FLAGS_BUILD(
214 ICP_QAT_FW_COMP_SOP, ICP_QAT_FW_COMP_EOP,
215 ICP_QAT_FW_COMP_BFINAL, ICP_QAT_FW_COMP_NO_CNV,
216 ICP_QAT_FW_COMP_NO_CNV_RECOVERY);
219 if (xform->compress.level == RTE_COMP_LEVEL_PMD_DEFAULT)
220 comp_level = ICP_QAT_HW_COMPRESSION_DEPTH_8;
221 else if (xform->compress.level == 1)
222 comp_level = ICP_QAT_HW_COMPRESSION_DEPTH_1;
223 else if (xform->compress.level == 2)
224 comp_level = ICP_QAT_HW_COMPRESSION_DEPTH_4;
225 else if (xform->compress.level == 3)
226 comp_level = ICP_QAT_HW_COMPRESSION_DEPTH_8;
227 else if (xform->compress.level >= 4 &&
228 xform->compress.level <= 9)
229 comp_level = ICP_QAT_HW_COMPRESSION_DEPTH_16;
231 QAT_LOG(ERR, "compression level not supported");
234 req_par_flags = ICP_QAT_FW_COMP_REQ_PARAM_FLAGS_BUILD(
235 ICP_QAT_FW_COMP_SOP, ICP_QAT_FW_COMP_EOP,
236 ICP_QAT_FW_COMP_BFINAL, ICP_QAT_FW_COMP_CNV,
237 ICP_QAT_FW_COMP_CNV_RECOVERY);
240 switch (xform->compress.algo) {
241 case RTE_COMP_ALGO_DEFLATE:
242 algo = ICP_QAT_HW_COMPRESSION_ALGO_DEFLATE;
244 case RTE_COMP_ALGO_LZS:
247 QAT_LOG(ERR, "compression algorithm not supported");
251 comp_req = &qat_xform->qat_comp_req_tmpl;
253 /* Initialize header */
254 qat_comp_create_req_hdr(&comp_req->comn_hdr,
255 qat_xform->qat_comp_request_type);
257 comp_req->comn_hdr.serv_specif_flags = ICP_QAT_FW_COMP_FLAGS_BUILD(
258 ICP_QAT_FW_COMP_STATELESS_SESSION,
259 ICP_QAT_FW_COMP_NOT_AUTO_SELECT_BEST,
260 ICP_QAT_FW_COMP_NOT_ENH_AUTO_SELECT_BEST,
261 ICP_QAT_FW_COMP_NOT_DISABLE_TYPE0_ENH_AUTO_SELECT_BEST,
262 ICP_QAT_FW_COMP_DISABLE_SECURE_RAM_USED_AS_INTMD_BUF);
264 comp_req->cd_pars.sl.comp_slice_cfg_word[0] =
265 ICP_QAT_HW_COMPRESSION_CONFIG_BUILD(
267 /* In CPM 1.6 only valid mode ! */
268 ICP_QAT_HW_COMPRESSION_DELAYED_MATCH_ENABLED, algo,
269 /* Translate level to depth */
270 comp_level, ICP_QAT_HW_COMPRESSION_FILE_TYPE_0);
272 comp_req->comp_pars.initial_adler = 1;
273 comp_req->comp_pars.initial_crc32 = 0;
274 comp_req->comp_pars.req_par_flags = req_par_flags;
277 if (qat_xform->qat_comp_request_type ==
278 QAT_COMP_REQUEST_FIXED_COMP_STATELESS ||
279 qat_xform->qat_comp_request_type == QAT_COMP_REQUEST_DECOMPRESS) {
280 ICP_QAT_FW_COMN_NEXT_ID_SET(&comp_req->comp_cd_ctrl,
281 ICP_QAT_FW_SLICE_DRAM_WR);
282 ICP_QAT_FW_COMN_CURR_ID_SET(&comp_req->comp_cd_ctrl,
283 ICP_QAT_FW_SLICE_COMP);
284 } else if (qat_xform->qat_comp_request_type ==
285 QAT_COMP_REQUEST_DYNAMIC_COMP_STATELESS) {
287 QAT_LOG(ERR, "Dynamic huffman encoding not supported");
291 #if RTE_LOG_DP_LEVEL >= RTE_LOG_DEBUG
292 QAT_DP_HEXDUMP_LOG(DEBUG, "qat compression message template:", comp_req,
293 sizeof(struct icp_qat_fw_comp_req));
299 * Create driver private_xform data.
304 * xform data from application
305 * @param private_xform
306 * ptr where handle of pmd's private_xform data should be stored
308 * - if successful returns 0
309 * and valid private_xform handle
310 * - <0 in error cases
311 * - Returns -EINVAL if input parameters are invalid.
312 * - Returns -ENOTSUP if comp device does not support the comp transform.
313 * - Returns -ENOMEM if the private_xform could not be allocated.
316 qat_comp_private_xform_create(struct rte_compressdev *dev,
317 const struct rte_comp_xform *xform,
318 void **private_xform)
320 struct qat_comp_dev_private *qat = dev->data->dev_private;
322 if (unlikely(private_xform == NULL)) {
323 QAT_LOG(ERR, "QAT: private_xform parameter is NULL");
326 if (unlikely(qat->xformpool == NULL)) {
327 QAT_LOG(ERR, "QAT device has no private_xform mempool");
330 if (rte_mempool_get(qat->xformpool, private_xform)) {
331 QAT_LOG(ERR, "Couldn't get object from qat xform mempool");
335 struct qat_comp_xform *qat_xform =
336 (struct qat_comp_xform *)*private_xform;
338 if (xform->type == RTE_COMP_COMPRESS) {
339 if (xform->compress.deflate.huffman ==
340 RTE_COMP_HUFFMAN_DYNAMIC) {
342 "QAT device doesn't support dynamic compression");
346 if (xform->compress.deflate.huffman == RTE_COMP_HUFFMAN_FIXED ||
347 ((xform->compress.deflate.huffman == RTE_COMP_HUFFMAN_DEFAULT)
348 && qat->interm_buff_mz == NULL))
350 qat_xform->qat_comp_request_type =
351 QAT_COMP_REQUEST_FIXED_COMP_STATELESS;
355 qat_xform->qat_comp_request_type = QAT_COMP_REQUEST_DECOMPRESS;
358 qat_xform->checksum_type = xform->compress.chksum;
360 if (qat_comp_create_templates(qat_xform, qat->interm_buff_mz, xform)) {
361 QAT_LOG(ERR, "QAT: Problem with setting compression");
368 * Free driver private_xform data.
372 * @param private_xform
373 * handle of pmd's private_xform data
376 * - <0 in error cases
377 * - Returns -EINVAL if input parameters are invalid.
380 qat_comp_private_xform_free(struct rte_compressdev *dev __rte_unused,
383 struct qat_comp_xform *qat_xform =
384 (struct qat_comp_xform *)private_xform;
387 memset(qat_xform, 0, qat_comp_xform_size());
388 struct rte_mempool *mp = rte_mempool_from_obj(qat_xform);
390 rte_mempool_put(mp, qat_xform);