1 /* SPDX-License-Identifier: GPL-2.0-only */
2 /* Copyright(c) 2022 Intel Corporation */
3 #ifndef _ICP_QAT_FW_COMP_H_
4 #define _ICP_QAT_FW_COMP_H_
5 #include "icp_qat_fw.h"
6 
7 enum icp_qat_fw_comp_cmd_id {
8 	ICP_QAT_FW_COMP_CMD_STATIC = 0,
9 	ICP_QAT_FW_COMP_CMD_DYNAMIC = 1,
10 	ICP_QAT_FW_COMP_CMD_DECOMPRESS = 2,
11 	ICP_QAT_FW_COMP_CMD_DELIMITER
12 };
13 
14 enum icp_qat_fw_comp_20_cmd_id {
15 	ICP_QAT_FW_COMP_20_CMD_LZ4_COMPRESS = 3,
16 	ICP_QAT_FW_COMP_20_CMD_LZ4_DECOMPRESS = 4,
17 	ICP_QAT_FW_COMP_20_CMD_LZ4S_COMPRESS = 5,
18 	ICP_QAT_FW_COMP_20_CMD_LZ4S_DECOMPRESS = 6,
19 	ICP_QAT_FW_COMP_20_CMD_XP10_COMPRESS = 7,
20 	ICP_QAT_FW_COMP_20_CMD_XP10_DECOMPRESS = 8,
21 	ICP_QAT_FW_COMP_20_CMD_RESERVED_9 = 9,
22 	ICP_QAT_FW_COMP_23_CMD_ZSTD_COMPRESS = 10,
23 	ICP_QAT_FW_COMP_23_CMD_ZSTD_DECOMPRESS = 11,
24 	ICP_QAT_FW_COMP_20_CMD_DELIMITER
25 };
26 
27 #define ICP_QAT_FW_COMP_STATELESS_SESSION 0
28 #define ICP_QAT_FW_COMP_STATEFUL_SESSION 1
29 #define ICP_QAT_FW_COMP_NOT_AUTO_SELECT_BEST 0
30 #define ICP_QAT_FW_COMP_AUTO_SELECT_BEST 1
31 #define ICP_QAT_FW_COMP_NOT_ENH_AUTO_SELECT_BEST 0
32 #define ICP_QAT_FW_COMP_ENH_AUTO_SELECT_BEST 1
33 #define ICP_QAT_FW_COMP_NOT_DISABLE_TYPE0_ENH_AUTO_SELECT_BEST 0
34 #define ICP_QAT_FW_COMP_DISABLE_TYPE0_ENH_AUTO_SELECT_BEST 1
35 #define ICP_QAT_FW_COMP_DISABLE_SECURE_RAM_USED_AS_INTMD_BUF 1
36 #define ICP_QAT_FW_COMP_ENABLE_SECURE_RAM_USED_AS_INTMD_BUF 0
37 #define ICP_QAT_FW_COMP_SESSION_TYPE_BITPOS 2
38 #define ICP_QAT_FW_COMP_SESSION_TYPE_MASK 0x1
39 #define ICP_QAT_FW_COMP_AUTO_SELECT_BEST_BITPOS 3
40 #define ICP_QAT_FW_COMP_AUTO_SELECT_BEST_MASK 0x1
41 #define ICP_QAT_FW_COMP_ENHANCED_AUTO_SELECT_BEST_BITPOS 4
42 #define ICP_QAT_FW_COMP_ENHANCED_AUTO_SELECT_BEST_MASK 0x1
43 #define ICP_QAT_FW_COMP_RET_DISABLE_TYPE0_HEADER_DATA_BITPOS 5
44 #define ICP_QAT_FW_COMP_RET_DISABLE_TYPE0_HEADER_DATA_MASK 0x1
45 #define ICP_QAT_FW_COMP_DISABLE_SECURE_RAM_AS_INTMD_BUF_BITPOS 7
46 #define ICP_QAT_FW_COMP_DISABLE_SECURE_RAM_AS_INTMD_BUF_MASK 0x1
47 
48 #define ICP_QAT_FW_COMP_FLAGS_BUILD(sesstype, autoselect, enhanced_asb, \
49 	ret_uncomp, secure_ram) \
50 	((((sesstype) & ICP_QAT_FW_COMP_SESSION_TYPE_MASK) << \
51 	ICP_QAT_FW_COMP_SESSION_TYPE_BITPOS) | \
52 	(((autoselect) & ICP_QAT_FW_COMP_AUTO_SELECT_BEST_MASK) << \
53 	ICP_QAT_FW_COMP_AUTO_SELECT_BEST_BITPOS) | \
54 	(((enhanced_asb) & ICP_QAT_FW_COMP_ENHANCED_AUTO_SELECT_BEST_MASK) << \
55 	ICP_QAT_FW_COMP_ENHANCED_AUTO_SELECT_BEST_BITPOS) | \
56 	(((ret_uncomp) & ICP_QAT_FW_COMP_RET_DISABLE_TYPE0_HEADER_DATA_MASK) << \
57 	ICP_QAT_FW_COMP_RET_DISABLE_TYPE0_HEADER_DATA_BITPOS) | \
58 	(((secure_ram) & ICP_QAT_FW_COMP_DISABLE_SECURE_RAM_AS_INTMD_BUF_MASK) << \
59 	ICP_QAT_FW_COMP_DISABLE_SECURE_RAM_AS_INTMD_BUF_BITPOS))
60 
61 #define ICP_QAT_FW_COMP_SESSION_TYPE_GET(flags) \
62 	QAT_FIELD_GET(flags, ICP_QAT_FW_COMP_SESSION_TYPE_BITPOS, \
63 	ICP_QAT_FW_COMP_SESSION_TYPE_MASK)
64 
65 #define ICP_QAT_FW_COMP_SESSION_TYPE_SET(flags, val) \
66 	QAT_FIELD_SET(flags, val, ICP_QAT_FW_COMP_SESSION_TYPE_BITPOS, \
67 	ICP_QAT_FW_COMP_SESSION_TYPE_MASK)
68 
69 #define ICP_QAT_FW_COMP_AUTO_SELECT_BEST_GET(flags) \
70 	QAT_FIELD_GET(flags, ICP_QAT_FW_COMP_AUTO_SELECT_BEST_BITPOS, \
71 	ICP_QAT_FW_COMP_AUTO_SELECT_BEST_MASK)
72 
73 #define ICP_QAT_FW_COMP_EN_ASB_GET(flags) \
74 	QAT_FIELD_GET(flags, ICP_QAT_FW_COMP_ENHANCED_AUTO_SELECT_BEST_BITPOS, \
75 	ICP_QAT_FW_COMP_ENHANCED_AUTO_SELECT_BEST_MASK)
76 
77 #define ICP_QAT_FW_COMP_RET_UNCOMP_GET(flags) \
78 	QAT_FIELD_GET(flags, \
79 	ICP_QAT_FW_COMP_RET_DISABLE_TYPE0_HEADER_DATA_BITPOS, \
80 	ICP_QAT_FW_COMP_RET_DISABLE_TYPE0_HEADER_DATA_MASK)
81 
82 #define ICP_QAT_FW_COMP_SECURE_RAM_USE_GET(flags) \
83 	QAT_FIELD_GET(flags, \
84 	ICP_QAT_FW_COMP_DISABLE_SECURE_RAM_AS_INTMD_BUF_BITPOS, \
85 	ICP_QAT_FW_COMP_DISABLE_SECURE_RAM_AS_INTMD_BUF_MASK)
86 
87 struct icp_qat_fw_comp_req_hdr_cd_pars {
88 	union {
89 		struct {
90 			__u64 content_desc_addr;
91 			__u16 content_desc_resrvd1;
92 			__u8 content_desc_params_sz;
93 			__u8 content_desc_hdr_resrvd2;
94 			__u32 content_desc_resrvd3;
95 		} s;
96 		struct {
97 			__u32 comp_slice_cfg_word[ICP_QAT_FW_NUM_LONGWORDS_2];
98 			__u32 content_desc_resrvd4;
99 		} sl;
100 	} u;
101 };
102 
103 struct icp_qat_fw_comp_req_params {
104 	__u32 comp_len;
105 	__u32 out_buffer_sz;
106 	union {
107 		struct {
108 			__u32 initial_crc32;
109 			__u32 initial_adler;
110 		} legacy;
111 		__u64 crc_data_addr;
112 	} crc;
113 	__u32 req_par_flags;
114 	__u32 rsrvd;
115 };
116 
117 #define ICP_QAT_FW_COMP_REQ_PARAM_FLAGS_BUILD(sop, eop, bfinal, cnv, cnvnr, \
118 					      cnvdfx, crc, xxhash_acc, \
119 					      cnv_error_type, append_crc, \
120 					      drop_data) \
121 	((((sop) & ICP_QAT_FW_COMP_SOP_MASK) << \
122 	ICP_QAT_FW_COMP_SOP_BITPOS) | \
123 	(((eop) & ICP_QAT_FW_COMP_EOP_MASK) << \
124 	ICP_QAT_FW_COMP_EOP_BITPOS) | \
125 	(((bfinal) & ICP_QAT_FW_COMP_BFINAL_MASK) \
126 	<< ICP_QAT_FW_COMP_BFINAL_BITPOS) | \
127 	(((cnv) & ICP_QAT_FW_COMP_CNV_MASK) << \
128 	ICP_QAT_FW_COMP_CNV_BITPOS) | \
129 	(((cnvnr) & ICP_QAT_FW_COMP_CNVNR_MASK) \
130 	<< ICP_QAT_FW_COMP_CNVNR_BITPOS) | \
131 	(((cnvdfx) & ICP_QAT_FW_COMP_CNV_DFX_MASK) \
132 	<< ICP_QAT_FW_COMP_CNV_DFX_BITPOS) | \
133 	(((crc) & ICP_QAT_FW_COMP_CRC_MODE_MASK) \
134 	<< ICP_QAT_FW_COMP_CRC_MODE_BITPOS) | \
135 	(((xxhash_acc) & ICP_QAT_FW_COMP_XXHASH_ACC_MODE_MASK) \
136 	<< ICP_QAT_FW_COMP_XXHASH_ACC_MODE_BITPOS) | \
137 	(((cnv_error_type) & ICP_QAT_FW_COMP_CNV_ERROR_MASK) \
138 	<< ICP_QAT_FW_COMP_CNV_ERROR_BITPOS) | \
139 	(((append_crc) & ICP_QAT_FW_COMP_APPEND_CRC_MASK) \
140 	<< ICP_QAT_FW_COMP_APPEND_CRC_BITPOS) | \
141 	(((drop_data) & ICP_QAT_FW_COMP_DROP_DATA_MASK) \
142 	<< ICP_QAT_FW_COMP_DROP_DATA_BITPOS))
143 
144 #define ICP_QAT_FW_COMP_NOT_SOP 0
145 #define ICP_QAT_FW_COMP_SOP 1
146 #define ICP_QAT_FW_COMP_NOT_EOP 0
147 #define ICP_QAT_FW_COMP_EOP 1
148 #define ICP_QAT_FW_COMP_NOT_BFINAL 0
149 #define ICP_QAT_FW_COMP_BFINAL 1
150 #define ICP_QAT_FW_COMP_NO_CNV 0
151 #define ICP_QAT_FW_COMP_CNV 1
152 #define ICP_QAT_FW_COMP_NO_CNV_RECOVERY 0
153 #define ICP_QAT_FW_COMP_CNV_RECOVERY 1
154 #define ICP_QAT_FW_COMP_NO_CNV_DFX 0
155 #define ICP_QAT_FW_COMP_CNV_DFX 1
156 #define ICP_QAT_FW_COMP_CRC_MODE_LEGACY 0
157 #define ICP_QAT_FW_COMP_CRC_MODE_E2E 1
158 #define ICP_QAT_FW_COMP_NO_XXHASH_ACC 0
159 #define ICP_QAT_FW_COMP_XXHASH_ACC 1
160 #define ICP_QAT_FW_COMP_APPEND_CRC 1
161 #define ICP_QAT_FW_COMP_NO_APPEND_CRC 0
162 #define ICP_QAT_FW_COMP_DROP_DATA 1
163 #define ICP_QAT_FW_COMP_NO_DROP_DATA 0
164 #define ICP_QAT_FW_COMP_SOP_BITPOS 0
165 #define ICP_QAT_FW_COMP_SOP_MASK 0x1
166 #define ICP_QAT_FW_COMP_EOP_BITPOS 1
167 #define ICP_QAT_FW_COMP_EOP_MASK 0x1
168 #define ICP_QAT_FW_COMP_BFINAL_BITPOS 6
169 #define ICP_QAT_FW_COMP_BFINAL_MASK 0x1
170 #define ICP_QAT_FW_COMP_CNV_BITPOS 16
171 #define ICP_QAT_FW_COMP_CNV_MASK 0x1
172 #define ICP_QAT_FW_COMP_CNVNR_BITPOS 17
173 #define ICP_QAT_FW_COMP_CNVNR_MASK 0x1
174 #define ICP_QAT_FW_COMP_CNV_DFX_BITPOS 18
175 #define ICP_QAT_FW_COMP_CNV_DFX_MASK 0x1
176 #define ICP_QAT_FW_COMP_CRC_MODE_BITPOS 19
177 #define ICP_QAT_FW_COMP_CRC_MODE_MASK 0x1
178 #define ICP_QAT_FW_COMP_XXHASH_ACC_MODE_BITPOS 20
179 #define ICP_QAT_FW_COMP_XXHASH_ACC_MODE_MASK 0x1
180 #define ICP_QAT_FW_COMP_CNV_ERROR_BITPOS 21
181 #define ICP_QAT_FW_COMP_CNV_ERROR_MASK 0b111
182 #define ICP_QAT_FW_COMP_CNV_ERROR_NONE 0b000
183 #define ICP_QAT_FW_COMP_CNV_ERROR_CHECKSUM 0b001
184 #define ICP_QAT_FW_COMP_CNV_ERROR_DCPR_OBC_DIFF 0b010
185 #define ICP_QAT_FW_COMP_CNV_ERROR_DCPR 0b011
186 #define ICP_QAT_FW_COMP_CNV_ERROR_XLT 0b100
187 #define ICP_QAT_FW_COMP_CNV_ERROR_DCPR_IBC_DIFF 0b101
188 #define ICP_QAT_FW_COMP_APPEND_CRC_BITPOS 24
189 #define ICP_QAT_FW_COMP_APPEND_CRC_MASK 0x1
190 #define ICP_QAT_FW_COMP_DROP_DATA_BITPOS 25
191 #define ICP_QAT_FW_COMP_DROP_DATA_MASK 0x1
192 
193 #define ICP_QAT_FW_COMP_SOP_GET(flags) \
194 	QAT_FIELD_GET(flags, ICP_QAT_FW_COMP_SOP_BITPOS, \
195 	ICP_QAT_FW_COMP_SOP_MASK)
196 
197 #define ICP_QAT_FW_COMP_SOP_SET(flags, val) \
198 	QAT_FIELD_SET(flags, val, ICP_QAT_FW_COMP_SOP_BITPOS, \
199 	ICP_QAT_FW_COMP_SOP_MASK)
200 
201 #define ICP_QAT_FW_COMP_EOP_GET(flags) \
202 	QAT_FIELD_GET(flags, ICP_QAT_FW_COMP_EOP_BITPOS, \
203 	ICP_QAT_FW_COMP_EOP_MASK)
204 
205 #define ICP_QAT_FW_COMP_EOP_SET(flags, val) \
206 	QAT_FIELD_SET(flags, val, ICP_QAT_FW_COMP_EOP_BITPOS, \
207 	ICP_QAT_FW_COMP_EOP_MASK)
208 
209 #define ICP_QAT_FW_COMP_BFINAL_GET(flags) \
210 	QAT_FIELD_GET(flags, ICP_QAT_FW_COMP_BFINAL_BITPOS, \
211 	ICP_QAT_FW_COMP_BFINAL_MASK)
212 
213 #define ICP_QAT_FW_COMP_BFINAL_SET(flags, val) \
214 	QAT_FIELD_SET(flags, val, ICP_QAT_FW_COMP_BFINAL_BITPOS, \
215 	ICP_QAT_FW_COMP_BFINAL_MASK)
216 
217 #define ICP_QAT_FW_COMP_CNV_GET(flags) \
218 	QAT_FIELD_GET(flags, ICP_QAT_FW_COMP_CNV_BITPOS, \
219 	ICP_QAT_FW_COMP_CNV_MASK)
220 
221 #define ICP_QAT_FW_COMP_CNVNR_GET(flags) \
222 	QAT_FIELD_GET(flags, ICP_QAT_FW_COMP_CNVNR_BITPOS, \
223 	ICP_QAT_FW_COMP_CNVNR_MASK)
224 
225 #define ICP_QAT_FW_COMP_CNV_DFX_GET(flags) \
226 	QAT_FIELD_GET(flags, ICP_QAT_FW_COMP_CNV_DFX_BITPOS, \
227 	ICP_QAT_FW_COMP_CNV_DFX_MASK)
228 
229 #define ICP_QAT_FW_COMP_CNV_DFX_SET(flags, val) \
230 	QAT_FIELD_SET(flags, val, ICP_QAT_FW_COMP_CNV_DFX_BITPOS, \
231 	ICP_QAT_FW_COMP_CNV_DFX_MASK)
232 
233 #define ICP_QAT_FW_COMP_CRC_MODE_GET(flags) \
234 	QAT_FIELD_GET(flags, ICP_QAT_FW_COMP_CRC_MODE_BITPOS, \
235 	ICP_QAT_FW_COMP_CRC_MODE_MASK)
236 
237 #define ICP_QAT_FW_COMP_XXHASH_ACC_MODE_GET(flags) \
238 	QAT_FIELD_GET(flags, ICP_QAT_FW_COMP_XXHASH_ACC_MODE_BITPOS, \
239 	ICP_QAT_FW_COMP_XXHASH_ACC_MODE_MASK)
240 
241 #define ICP_QAT_FW_COMP_XXHASH_ACC_MODE_SET(flags, val) \
242 	QAT_FIELD_SET(flags, val, ICP_QAT_FW_COMP_XXHASH_ACC_MODE_BITPOS, \
243 	ICP_QAT_FW_COMP_XXHASH_ACC_MODE_MASK)
244 
245 #define ICP_QAT_FW_COMP_CNV_ERROR_TYPE_GET(flags) \
246 	QAT_FIELD_GET(flags, ICP_QAT_FW_COMP_CNV_ERROR_BITPOS, \
247 	ICP_QAT_FW_COMP_CNV_ERROR_MASK)
248 
249 #define ICP_QAT_FW_COMP_CNV_ERROR_TYPE_SET(flags, val) \
250 	QAT_FIELD_SET(flags, val, ICP_QAT_FW_COMP_CNV_ERROR_BITPOS, \
251 	ICP_QAT_FW_COMP_CNV_ERROR_MASK)
252 
253 struct icp_qat_fw_xlt_req_params {
254 	__u64 inter_buff_ptr;
255 };
256 
257 struct icp_qat_fw_comp_cd_hdr {
258 	__u16 ram_bank_flags;
259 	__u8 comp_cfg_offset;
260 	__u8 next_curr_id;
261 	__u32 resrvd;
262 	__u64 comp_state_addr;
263 	__u64 ram_banks_addr;
264 };
265 
266 #define COMP_CPR_INITIAL_CRC 0
267 #define COMP_CPR_INITIAL_ADLER 1
268 
269 struct icp_qat_fw_xlt_cd_hdr {
270 	__u16 resrvd1;
271 	__u8 resrvd2;
272 	__u8 next_curr_id;
273 	__u32 resrvd3;
274 };
275 
276 struct icp_qat_fw_comp_req {
277 	struct icp_qat_fw_comn_req_hdr comn_hdr;
278 	struct icp_qat_fw_comp_req_hdr_cd_pars cd_pars;
279 	struct icp_qat_fw_comn_req_mid comn_mid;
280 	struct icp_qat_fw_comp_req_params comp_pars;
281 	union {
282 		struct icp_qat_fw_xlt_req_params xlt_pars;
283 		__u32 resrvd1[ICP_QAT_FW_NUM_LONGWORDS_2];
284 	} u1;
285 	__u32 resrvd2[ICP_QAT_FW_NUM_LONGWORDS_2];
286 	struct icp_qat_fw_comp_cd_hdr comp_cd_ctrl;
287 	union {
288 		struct icp_qat_fw_xlt_cd_hdr xlt_cd_ctrl;
289 		__u32 resrvd3[ICP_QAT_FW_NUM_LONGWORDS_2];
290 	} u2;
291 };
292 
293 struct icp_qat_fw_resp_comp_pars {
294 	__u32 input_byte_counter;
295 	__u32 output_byte_counter;
296 	union {
297 		struct {
298 			__u32 curr_crc32;
299 			__u32 curr_adler_32;
300 		} legacy;
301 		__u32 resrvd[ICP_QAT_FW_NUM_LONGWORDS_2];
302 	} crc;
303 };
304 
305 struct icp_qat_fw_comp_state {
306 	__u32 rd8_counter;
307 	__u32 status_flags;
308 	__u32 in_counter;
309 	__u32 out_counter;
310 	__u64 intermediate_state;
311 	__u32 lobc;
312 	__u32 replaybc;
313 	__u64 pcrc64_poly;
314 	__u32 crc32;
315 	__u32 adler_xxhash32;
316 	__u64 pcrc64_xorout;
317 	__u32 out_buf_size;
318 	__u32 in_buf_size;
319 	__u64 in_pcrc64;
320 	__u64 out_pcrc64;
321 	__u32 lobs;
322 	__u32 libc;
323 	__u64 reserved;
324 	__u32 xxhash_state[4];
325 	__u32 cleartext[4];
326 };
327 
328 struct icp_qat_fw_comp_resp {
329 	struct icp_qat_fw_comn_resp_hdr comn_resp;
330 	__u64 opaque_data;
331 	struct icp_qat_fw_resp_comp_pars comp_resp_pars;
332 };
333 
334 #define QAT_FW_COMP_BANK_FLAG_MASK 0x1
335 #define QAT_FW_COMP_BANK_I_BITPOS 8
336 #define QAT_FW_COMP_BANK_H_BITPOS 7
337 #define QAT_FW_COMP_BANK_G_BITPOS 6
338 #define QAT_FW_COMP_BANK_F_BITPOS 5
339 #define QAT_FW_COMP_BANK_E_BITPOS 4
340 #define QAT_FW_COMP_BANK_D_BITPOS 3
341 #define QAT_FW_COMP_BANK_C_BITPOS 2
342 #define QAT_FW_COMP_BANK_B_BITPOS 1
343 #define QAT_FW_COMP_BANK_A_BITPOS 0
344 
345 enum icp_qat_fw_comp_bank_enabled {
346 	ICP_QAT_FW_COMP_BANK_DISABLED = 0,
347 	ICP_QAT_FW_COMP_BANK_ENABLED = 1,
348 	ICP_QAT_FW_COMP_BANK_DELIMITER = 2
349 };
350 
351 #define ICP_QAT_FW_COMP_RAM_FLAGS_BUILD(bank_i_enable, bank_h_enable, \
352 					bank_g_enable, bank_f_enable, \
353 					bank_e_enable, bank_d_enable, \
354 					bank_c_enable, bank_b_enable, \
355 					bank_a_enable) \
356 	((((bank_i_enable) & QAT_FW_COMP_BANK_FLAG_MASK) << \
357 	QAT_FW_COMP_BANK_I_BITPOS) | \
358 	(((bank_h_enable) & QAT_FW_COMP_BANK_FLAG_MASK) << \
359 	QAT_FW_COMP_BANK_H_BITPOS) | \
360 	(((bank_g_enable) & QAT_FW_COMP_BANK_FLAG_MASK) << \
361 	QAT_FW_COMP_BANK_G_BITPOS) | \
362 	(((bank_f_enable) & QAT_FW_COMP_BANK_FLAG_MASK) << \
363 	QAT_FW_COMP_BANK_F_BITPOS) | \
364 	(((bank_e_enable) & QAT_FW_COMP_BANK_FLAG_MASK) << \
365 	QAT_FW_COMP_BANK_E_BITPOS) | \
366 	(((bank_d_enable) & QAT_FW_COMP_BANK_FLAG_MASK) << \
367 	QAT_FW_COMP_BANK_D_BITPOS) | \
368 	(((bank_c_enable) & QAT_FW_COMP_BANK_FLAG_MASK) << \
369 	QAT_FW_COMP_BANK_C_BITPOS) | \
370 	(((bank_b_enable) & QAT_FW_COMP_BANK_FLAG_MASK) << \
371 	QAT_FW_COMP_BANK_B_BITPOS) | \
372 	(((bank_a_enable) & QAT_FW_COMP_BANK_FLAG_MASK) << \
373 	QAT_FW_COMP_BANK_A_BITPOS))
374 
375 struct icp_qat_fw_comp_crc_data_struct {
376 	__u32 crc32;
377 	union {
378 		__u32 adler;
379 		__u32 xxhash;
380 	} adler_xxhash_u;
381 	__u32 cpr_in_crc_lo;
382 	__u32 cpr_in_crc_hi;
383 	__u32 cpr_out_crc_lo;
384 	__u32 cpr_out_crc_hi;
385 	__u32 xlt_in_crc_lo;
386 	__u32 xlt_in_crc_hi;
387 	__u32 xlt_out_crc_lo;
388 	__u32 xlt_out_crc_hi;
389 	__u32 prog_crc_poly_lo;
390 	__u32 prog_crc_poly_hi;
391 	__u32 xor_out_lo;
392 	__u32 xor_out_hi;
393 	__u32 append_crc_lo;
394 	__u32 append_crc_hi;
395 };
396 
397 struct xxhash_acc_state_buff {
398 	__u32 in_counter;
399 	__u32 out_counter;
400 	__u32 xxhash_state[4];
401 	__u32 clear_txt[4];
402 };
403 
404 #endif
405