net/mlx5: add flow translation of eCPRI header
[dpdk.git] / drivers / common / mlx5 / mlx5_prm.h
1 /* SPDX-License-Identifier: BSD-3-Clause
2  * Copyright 2016 6WIND S.A.
3  * Copyright 2016 Mellanox Technologies, Ltd
4  */
5
6 #ifndef RTE_PMD_MLX5_PRM_H_
7 #define RTE_PMD_MLX5_PRM_H_
8
9 /* Verbs header. */
10 /* ISO C doesn't support unnamed structs/unions, disabling -pedantic. */
11 #ifdef PEDANTIC
12 #pragma GCC diagnostic ignored "-Wpedantic"
13 #endif
14 #include <infiniband/mlx5dv.h>
15 #ifdef PEDANTIC
16 #pragma GCC diagnostic error "-Wpedantic"
17 #endif
18
19 #include <unistd.h>
20
21 #include <rte_vect.h>
22 #include <rte_byteorder.h>
23
24 #include "mlx5_autoconf.h"
25
26 /* RSS hash key size. */
27 #define MLX5_RSS_HASH_KEY_LEN 40
28
29 /* Get CQE owner bit. */
30 #define MLX5_CQE_OWNER(op_own) ((op_own) & MLX5_CQE_OWNER_MASK)
31
32 /* Get CQE format. */
33 #define MLX5_CQE_FORMAT(op_own) (((op_own) & MLX5E_CQE_FORMAT_MASK) >> 2)
34
35 /* Get CQE opcode. */
36 #define MLX5_CQE_OPCODE(op_own) (((op_own) & 0xf0) >> 4)
37
38 /* Get CQE solicited event. */
39 #define MLX5_CQE_SE(op_own) (((op_own) >> 1) & 1)
40
41 /* Invalidate a CQE. */
42 #define MLX5_CQE_INVALIDATE (MLX5_CQE_INVALID << 4)
43
44 /* Hardware index widths. */
45 #define MLX5_CQ_INDEX_WIDTH 24
46 #define MLX5_WQ_INDEX_WIDTH 16
47
48 /* WQE Segment sizes in bytes. */
49 #define MLX5_WSEG_SIZE 16u
50 #define MLX5_WQE_CSEG_SIZE sizeof(struct mlx5_wqe_cseg)
51 #define MLX5_WQE_DSEG_SIZE sizeof(struct mlx5_wqe_dseg)
52 #define MLX5_WQE_ESEG_SIZE sizeof(struct mlx5_wqe_eseg)
53
54 /* WQE/WQEBB size in bytes. */
55 #define MLX5_WQE_SIZE sizeof(struct mlx5_wqe)
56
57 /*
58  * Max size of a WQE session.
59  * Absolute maximum size is 63 (MLX5_DSEG_MAX) segments,
60  * the WQE size field in Control Segment is 6 bits wide.
61  */
62 #define MLX5_WQE_SIZE_MAX (60 * MLX5_WSEG_SIZE)
63
64 /*
65  * Default minimum number of Tx queues for inlining packets.
66  * If there are less queues as specified we assume we have
67  * no enough CPU resources (cycles) to perform inlining,
68  * the PCIe throughput is not supposed as bottleneck and
69  * inlining is disabled.
70  */
71 #define MLX5_INLINE_MAX_TXQS 8u
72 #define MLX5_INLINE_MAX_TXQS_BLUEFIELD 16u
73
74 /*
75  * Default packet length threshold to be inlined with
76  * enhanced MPW. If packet length exceeds the threshold
77  * the data are not inlined. Should be aligned in WQEBB
78  * boundary with accounting the title Control and Ethernet
79  * segments.
80  */
81 #define MLX5_EMPW_DEF_INLINE_LEN (4u * MLX5_WQE_SIZE + \
82                                   MLX5_DSEG_MIN_INLINE_SIZE)
83 /*
84  * Maximal inline data length sent with enhanced MPW.
85  * Is based on maximal WQE size.
86  */
87 #define MLX5_EMPW_MAX_INLINE_LEN (MLX5_WQE_SIZE_MAX - \
88                                   MLX5_WQE_CSEG_SIZE - \
89                                   MLX5_WQE_ESEG_SIZE - \
90                                   MLX5_WQE_DSEG_SIZE + \
91                                   MLX5_DSEG_MIN_INLINE_SIZE)
92 /*
93  * Minimal amount of packets to be sent with EMPW.
94  * This limits the minimal required size of sent EMPW.
95  * If there are no enough resources to built minimal
96  * EMPW the sending loop exits.
97  */
98 #define MLX5_EMPW_MIN_PACKETS (2u + 3u * 4u)
99 /*
100  * Maximal amount of packets to be sent with EMPW.
101  * This value is not recommended to exceed MLX5_TX_COMP_THRESH,
102  * otherwise there might be up to MLX5_EMPW_MAX_PACKETS mbufs
103  * without CQE generation request, being multiplied by
104  * MLX5_TX_COMP_MAX_CQE it may cause significant latency
105  * in tx burst routine at the moment of freeing multiple mbufs.
106  */
107 #define MLX5_EMPW_MAX_PACKETS MLX5_TX_COMP_THRESH
108 #define MLX5_MPW_MAX_PACKETS 6
109 #define MLX5_MPW_INLINE_MAX_PACKETS 6
110
111 /*
112  * Default packet length threshold to be inlined with
113  * ordinary SEND. Inlining saves the MR key search
114  * and extra PCIe data fetch transaction, but eats the
115  * CPU cycles.
116  */
117 #define MLX5_SEND_DEF_INLINE_LEN (5U * MLX5_WQE_SIZE + \
118                                   MLX5_ESEG_MIN_INLINE_SIZE - \
119                                   MLX5_WQE_CSEG_SIZE - \
120                                   MLX5_WQE_ESEG_SIZE - \
121                                   MLX5_WQE_DSEG_SIZE)
122 /*
123  * Maximal inline data length sent with ordinary SEND.
124  * Is based on maximal WQE size.
125  */
126 #define MLX5_SEND_MAX_INLINE_LEN (MLX5_WQE_SIZE_MAX - \
127                                   MLX5_WQE_CSEG_SIZE - \
128                                   MLX5_WQE_ESEG_SIZE - \
129                                   MLX5_WQE_DSEG_SIZE + \
130                                   MLX5_ESEG_MIN_INLINE_SIZE)
131
132 /* Missed in mlv5dv.h, should define here. */
133 #ifndef HAVE_MLX5_OPCODE_ENHANCED_MPSW
134 #define MLX5_OPCODE_ENHANCED_MPSW 0x29u
135 #endif
136
137 #ifndef HAVE_MLX5_OPCODE_SEND_EN
138 #define MLX5_OPCODE_SEND_EN 0x17u
139 #endif
140
141 #ifndef HAVE_MLX5_OPCODE_WAIT
142 #define MLX5_OPCODE_WAIT 0x0fu
143 #endif
144
145 /* CQE value to inform that VLAN is stripped. */
146 #define MLX5_CQE_VLAN_STRIPPED (1u << 0)
147
148 /* IPv4 options. */
149 #define MLX5_CQE_RX_IP_EXT_OPTS_PACKET (1u << 1)
150
151 /* IPv6 packet. */
152 #define MLX5_CQE_RX_IPV6_PACKET (1u << 2)
153
154 /* IPv4 packet. */
155 #define MLX5_CQE_RX_IPV4_PACKET (1u << 3)
156
157 /* TCP packet. */
158 #define MLX5_CQE_RX_TCP_PACKET (1u << 4)
159
160 /* UDP packet. */
161 #define MLX5_CQE_RX_UDP_PACKET (1u << 5)
162
163 /* IP is fragmented. */
164 #define MLX5_CQE_RX_IP_FRAG_PACKET (1u << 7)
165
166 /* L2 header is valid. */
167 #define MLX5_CQE_RX_L2_HDR_VALID (1u << 8)
168
169 /* L3 header is valid. */
170 #define MLX5_CQE_RX_L3_HDR_VALID (1u << 9)
171
172 /* L4 header is valid. */
173 #define MLX5_CQE_RX_L4_HDR_VALID (1u << 10)
174
175 /* Outer packet, 0 IPv4, 1 IPv6. */
176 #define MLX5_CQE_RX_OUTER_PACKET (1u << 1)
177
178 /* Tunnel packet bit in the CQE. */
179 #define MLX5_CQE_RX_TUNNEL_PACKET (1u << 0)
180
181 /* Mask for LRO push flag in the CQE lro_tcppsh_abort_dupack field. */
182 #define MLX5_CQE_LRO_PUSH_MASK 0x40
183
184 /* Mask for L4 type in the CQE hdr_type_etc field. */
185 #define MLX5_CQE_L4_TYPE_MASK 0x70
186
187 /* The bit index of L4 type in CQE hdr_type_etc field. */
188 #define MLX5_CQE_L4_TYPE_SHIFT 0x4
189
190 /* L4 type to indicate TCP packet without acknowledgment. */
191 #define MLX5_L4_HDR_TYPE_TCP_EMPTY_ACK 0x3
192
193 /* L4 type to indicate TCP packet with acknowledgment. */
194 #define MLX5_L4_HDR_TYPE_TCP_WITH_ACL 0x4
195
196 /* Inner L3 checksum offload (Tunneled packets only). */
197 #define MLX5_ETH_WQE_L3_INNER_CSUM (1u << 4)
198
199 /* Inner L4 checksum offload (Tunneled packets only). */
200 #define MLX5_ETH_WQE_L4_INNER_CSUM (1u << 5)
201
202 /* Outer L4 type is TCP. */
203 #define MLX5_ETH_WQE_L4_OUTER_TCP  (0u << 5)
204
205 /* Outer L4 type is UDP. */
206 #define MLX5_ETH_WQE_L4_OUTER_UDP  (1u << 5)
207
208 /* Outer L3 type is IPV4. */
209 #define MLX5_ETH_WQE_L3_OUTER_IPV4 (0u << 4)
210
211 /* Outer L3 type is IPV6. */
212 #define MLX5_ETH_WQE_L3_OUTER_IPV6 (1u << 4)
213
214 /* Inner L4 type is TCP. */
215 #define MLX5_ETH_WQE_L4_INNER_TCP (0u << 1)
216
217 /* Inner L4 type is UDP. */
218 #define MLX5_ETH_WQE_L4_INNER_UDP (1u << 1)
219
220 /* Inner L3 type is IPV4. */
221 #define MLX5_ETH_WQE_L3_INNER_IPV4 (0u << 0)
222
223 /* Inner L3 type is IPV6. */
224 #define MLX5_ETH_WQE_L3_INNER_IPV6 (1u << 0)
225
226 /* VLAN insertion flag. */
227 #define MLX5_ETH_WQE_VLAN_INSERT (1u << 31)
228
229 /* Data inline segment flag. */
230 #define MLX5_ETH_WQE_DATA_INLINE (1u << 31)
231
232 /* Is flow mark valid. */
233 #if RTE_BYTE_ORDER == RTE_LITTLE_ENDIAN
234 #define MLX5_FLOW_MARK_IS_VALID(val) ((val) & 0xffffff00)
235 #else
236 #define MLX5_FLOW_MARK_IS_VALID(val) ((val) & 0xffffff)
237 #endif
238
239 /* INVALID is used by packets matching no flow rules. */
240 #define MLX5_FLOW_MARK_INVALID 0
241
242 /* Maximum allowed value to mark a packet. */
243 #define MLX5_FLOW_MARK_MAX 0xfffff0
244
245 /* Default mark value used when none is provided. */
246 #define MLX5_FLOW_MARK_DEFAULT 0xffffff
247
248 /* Default mark mask for metadata legacy mode. */
249 #define MLX5_FLOW_MARK_MASK 0xffffff
250
251 /* Maximum number of DS in WQE. Limited by 6-bit field. */
252 #define MLX5_DSEG_MAX 63
253
254 /* The completion mode offset in the WQE control segment line 2. */
255 #define MLX5_COMP_MODE_OFFSET 2
256
257 /* Amount of data bytes in minimal inline data segment. */
258 #define MLX5_DSEG_MIN_INLINE_SIZE 12u
259
260 /* Amount of data bytes in minimal inline eth segment. */
261 #define MLX5_ESEG_MIN_INLINE_SIZE 18u
262
263 /* Amount of data bytes after eth data segment. */
264 #define MLX5_ESEG_EXTRA_DATA_SIZE 32u
265
266 /* The maximum log value of segments per RQ WQE. */
267 #define MLX5_MAX_LOG_RQ_SEGS 5u
268
269 /* The alignment needed for WQ buffer. */
270 #define MLX5_WQE_BUF_ALIGNMENT sysconf(_SC_PAGESIZE)
271
272 /* The alignment needed for CQ buffer. */
273 #define MLX5_CQE_BUF_ALIGNMENT sysconf(_SC_PAGESIZE)
274
275 /* Completion mode. */
276 enum mlx5_completion_mode {
277         MLX5_COMP_ONLY_ERR = 0x0,
278         MLX5_COMP_ONLY_FIRST_ERR = 0x1,
279         MLX5_COMP_ALWAYS = 0x2,
280         MLX5_COMP_CQE_AND_EQE = 0x3,
281 };
282
283 /* MPW mode. */
284 enum mlx5_mpw_mode {
285         MLX5_MPW_DISABLED,
286         MLX5_MPW,
287         MLX5_MPW_ENHANCED, /* Enhanced Multi-Packet Send WQE, a.k.a MPWv2. */
288 };
289
290 /* WQE Control segment. */
291 struct mlx5_wqe_cseg {
292         uint32_t opcode;
293         uint32_t sq_ds;
294         uint32_t flags;
295         uint32_t misc;
296 } __rte_packed __rte_aligned(MLX5_WSEG_SIZE);
297
298 /* Header of data segment. Minimal size Data Segment */
299 struct mlx5_wqe_dseg {
300         uint32_t bcount;
301         union {
302                 uint8_t inline_data[MLX5_DSEG_MIN_INLINE_SIZE];
303                 struct {
304                         uint32_t lkey;
305                         uint64_t pbuf;
306                 } __rte_packed;
307         };
308 } __rte_packed;
309
310 /* Subset of struct WQE Ethernet Segment. */
311 struct mlx5_wqe_eseg {
312         union {
313                 struct {
314                         uint32_t swp_offs;
315                         uint8_t cs_flags;
316                         uint8_t swp_flags;
317                         uint16_t mss;
318                         uint32_t metadata;
319                         uint16_t inline_hdr_sz;
320                         union {
321                                 uint16_t inline_data;
322                                 uint16_t vlan_tag;
323                         };
324                 } __rte_packed;
325                 struct {
326                         uint32_t offsets;
327                         uint32_t flags;
328                         uint32_t flow_metadata;
329                         uint32_t inline_hdr;
330                 } __rte_packed;
331         };
332 } __rte_packed;
333
334 struct mlx5_wqe_qseg {
335         uint32_t reserved0;
336         uint32_t reserved1;
337         uint32_t max_index;
338         uint32_t qpn_cqn;
339 } __rte_packed;
340
341 /* The title WQEBB, header of WQE. */
342 struct mlx5_wqe {
343         union {
344                 struct mlx5_wqe_cseg cseg;
345                 uint32_t ctrl[4];
346         };
347         struct mlx5_wqe_eseg eseg;
348         union {
349                 struct mlx5_wqe_dseg dseg[2];
350                 uint8_t data[MLX5_ESEG_EXTRA_DATA_SIZE];
351         };
352 } __rte_packed;
353
354 /* WQE for Multi-Packet RQ. */
355 struct mlx5_wqe_mprq {
356         struct mlx5_wqe_srq_next_seg next_seg;
357         struct mlx5_wqe_data_seg dseg;
358 };
359
360 #define MLX5_MPRQ_LEN_MASK 0x000ffff
361 #define MLX5_MPRQ_LEN_SHIFT 0
362 #define MLX5_MPRQ_STRIDE_NUM_MASK 0x3fff0000
363 #define MLX5_MPRQ_STRIDE_NUM_SHIFT 16
364 #define MLX5_MPRQ_FILLER_MASK 0x80000000
365 #define MLX5_MPRQ_FILLER_SHIFT 31
366
367 #define MLX5_MPRQ_STRIDE_SHIFT_BYTE 2
368
369 /* CQ element structure - should be equal to the cache line size */
370 struct mlx5_cqe {
371 #if (RTE_CACHE_LINE_SIZE == 128)
372         uint8_t padding[64];
373 #endif
374         uint8_t pkt_info;
375         uint8_t rsvd0;
376         uint16_t wqe_id;
377         uint8_t lro_tcppsh_abort_dupack;
378         uint8_t lro_min_ttl;
379         uint16_t lro_tcp_win;
380         uint32_t lro_ack_seq_num;
381         uint32_t rx_hash_res;
382         uint8_t rx_hash_type;
383         uint8_t rsvd1[3];
384         uint16_t csum;
385         uint8_t rsvd2[6];
386         uint16_t hdr_type_etc;
387         uint16_t vlan_info;
388         uint8_t lro_num_seg;
389         uint8_t rsvd3[3];
390         uint32_t flow_table_metadata;
391         uint8_t rsvd4[4];
392         uint32_t byte_cnt;
393         uint64_t timestamp;
394         uint32_t sop_drop_qpn;
395         uint16_t wqe_counter;
396         uint8_t rsvd5;
397         uint8_t op_own;
398 };
399
400 struct mlx5_cqe_ts {
401         uint64_t timestamp;
402         uint32_t sop_drop_qpn;
403         uint16_t wqe_counter;
404         uint8_t rsvd5;
405         uint8_t op_own;
406 };
407
408 /* MMO metadata segment */
409
410 #define MLX5_OPCODE_MMO 0x2f
411 #define MLX5_OPC_MOD_MMO_REGEX 0x4
412
413 struct mlx5_wqe_metadata_seg {
414         uint32_t mmo_control_31_0; /* mmo_control_63_32 is in ctrl_seg.imm */
415         uint32_t lkey;
416         uint64_t addr;
417 };
418
419 struct mlx5_ifc_regexp_mmo_control_bits {
420         uint8_t reserved_at_31[0x2];
421         uint8_t le[0x1];
422         uint8_t reserved_at_28[0x1];
423         uint8_t subset_id_0[0xc];
424         uint8_t reserved_at_16[0x4];
425         uint8_t subset_id_1[0xc];
426         uint8_t ctrl[0x4];
427         uint8_t subset_id_2[0xc];
428         uint8_t reserved_at_16_1[0x4];
429         uint8_t subset_id_3[0xc];
430 };
431
432 struct mlx5_ifc_regexp_metadata_bits {
433         uint8_t rof_version[0x10];
434         uint8_t latency_count[0x10];
435         uint8_t instruction_count[0x10];
436         uint8_t primary_thread_count[0x10];
437         uint8_t match_count[0x8];
438         uint8_t detected_match_count[0x8];
439         uint8_t status[0x10];
440         uint8_t job_id[0x20];
441         uint8_t reserved[0x80];
442 };
443
444 struct mlx5_ifc_regexp_match_tuple_bits {
445         uint8_t length[0x10];
446         uint8_t start_ptr[0x10];
447         uint8_t rule_id[0x20];
448 };
449
450 /* Adding direct verbs to data-path. */
451
452 /* CQ sequence number mask. */
453 #define MLX5_CQ_SQN_MASK 0x3
454
455 /* CQ sequence number index. */
456 #define MLX5_CQ_SQN_OFFSET 28
457
458 /* CQ doorbell index mask. */
459 #define MLX5_CI_MASK 0xffffff
460
461 /* CQ doorbell offset. */
462 #define MLX5_CQ_ARM_DB 1
463
464 /* CQ doorbell offset*/
465 #define MLX5_CQ_DOORBELL 0x20
466
467 /* CQE format value. */
468 #define MLX5_COMPRESSED 0x3
469
470 /* CQ doorbell cmd types. */
471 #define MLX5_CQ_DBR_CMD_SOL_ONLY (1 << 24)
472 #define MLX5_CQ_DBR_CMD_ALL (0 << 24)
473
474 /* Action type of header modification. */
475 enum {
476         MLX5_MODIFICATION_TYPE_SET = 0x1,
477         MLX5_MODIFICATION_TYPE_ADD = 0x2,
478         MLX5_MODIFICATION_TYPE_COPY = 0x3,
479 };
480
481 /* The field of packet to be modified. */
482 enum mlx5_modification_field {
483         MLX5_MODI_OUT_NONE = -1,
484         MLX5_MODI_OUT_SMAC_47_16 = 1,
485         MLX5_MODI_OUT_SMAC_15_0,
486         MLX5_MODI_OUT_ETHERTYPE,
487         MLX5_MODI_OUT_DMAC_47_16,
488         MLX5_MODI_OUT_DMAC_15_0,
489         MLX5_MODI_OUT_IP_DSCP,
490         MLX5_MODI_OUT_TCP_FLAGS,
491         MLX5_MODI_OUT_TCP_SPORT,
492         MLX5_MODI_OUT_TCP_DPORT,
493         MLX5_MODI_OUT_IPV4_TTL,
494         MLX5_MODI_OUT_UDP_SPORT,
495         MLX5_MODI_OUT_UDP_DPORT,
496         MLX5_MODI_OUT_SIPV6_127_96,
497         MLX5_MODI_OUT_SIPV6_95_64,
498         MLX5_MODI_OUT_SIPV6_63_32,
499         MLX5_MODI_OUT_SIPV6_31_0,
500         MLX5_MODI_OUT_DIPV6_127_96,
501         MLX5_MODI_OUT_DIPV6_95_64,
502         MLX5_MODI_OUT_DIPV6_63_32,
503         MLX5_MODI_OUT_DIPV6_31_0,
504         MLX5_MODI_OUT_SIPV4,
505         MLX5_MODI_OUT_DIPV4,
506         MLX5_MODI_OUT_FIRST_VID,
507         MLX5_MODI_IN_SMAC_47_16 = 0x31,
508         MLX5_MODI_IN_SMAC_15_0,
509         MLX5_MODI_IN_ETHERTYPE,
510         MLX5_MODI_IN_DMAC_47_16,
511         MLX5_MODI_IN_DMAC_15_0,
512         MLX5_MODI_IN_IP_DSCP,
513         MLX5_MODI_IN_TCP_FLAGS,
514         MLX5_MODI_IN_TCP_SPORT,
515         MLX5_MODI_IN_TCP_DPORT,
516         MLX5_MODI_IN_IPV4_TTL,
517         MLX5_MODI_IN_UDP_SPORT,
518         MLX5_MODI_IN_UDP_DPORT,
519         MLX5_MODI_IN_SIPV6_127_96,
520         MLX5_MODI_IN_SIPV6_95_64,
521         MLX5_MODI_IN_SIPV6_63_32,
522         MLX5_MODI_IN_SIPV6_31_0,
523         MLX5_MODI_IN_DIPV6_127_96,
524         MLX5_MODI_IN_DIPV6_95_64,
525         MLX5_MODI_IN_DIPV6_63_32,
526         MLX5_MODI_IN_DIPV6_31_0,
527         MLX5_MODI_IN_SIPV4,
528         MLX5_MODI_IN_DIPV4,
529         MLX5_MODI_OUT_IPV6_HOPLIMIT,
530         MLX5_MODI_IN_IPV6_HOPLIMIT,
531         MLX5_MODI_META_DATA_REG_A,
532         MLX5_MODI_META_DATA_REG_B = 0x50,
533         MLX5_MODI_META_REG_C_0,
534         MLX5_MODI_META_REG_C_1,
535         MLX5_MODI_META_REG_C_2,
536         MLX5_MODI_META_REG_C_3,
537         MLX5_MODI_META_REG_C_4,
538         MLX5_MODI_META_REG_C_5,
539         MLX5_MODI_META_REG_C_6,
540         MLX5_MODI_META_REG_C_7,
541         MLX5_MODI_OUT_TCP_SEQ_NUM,
542         MLX5_MODI_IN_TCP_SEQ_NUM,
543         MLX5_MODI_OUT_TCP_ACK_NUM,
544         MLX5_MODI_IN_TCP_ACK_NUM = 0x5C,
545 };
546
547 /* Total number of metadata reg_c's. */
548 #define MLX5_MREG_C_NUM (MLX5_MODI_META_REG_C_7 - MLX5_MODI_META_REG_C_0 + 1)
549
550 enum modify_reg {
551         REG_NONE = 0,
552         REG_A,
553         REG_B,
554         REG_C_0,
555         REG_C_1,
556         REG_C_2,
557         REG_C_3,
558         REG_C_4,
559         REG_C_5,
560         REG_C_6,
561         REG_C_7,
562 };
563
564 /* Modification sub command. */
565 struct mlx5_modification_cmd {
566         union {
567                 uint32_t data0;
568                 struct {
569                         unsigned int length:5;
570                         unsigned int rsvd0:3;
571                         unsigned int offset:5;
572                         unsigned int rsvd1:3;
573                         unsigned int field:12;
574                         unsigned int action_type:4;
575                 };
576         };
577         union {
578                 uint32_t data1;
579                 uint8_t data[4];
580                 struct {
581                         unsigned int rsvd2:8;
582                         unsigned int dst_offset:5;
583                         unsigned int rsvd3:3;
584                         unsigned int dst_field:12;
585                         unsigned int rsvd4:4;
586                 };
587         };
588 };
589
590 typedef uint32_t u32;
591 typedef uint16_t u16;
592 typedef uint8_t u8;
593
594 #define __mlx5_nullp(typ) ((struct mlx5_ifc_##typ##_bits *)0)
595 #define __mlx5_bit_sz(typ, fld) sizeof(__mlx5_nullp(typ)->fld)
596 #define __mlx5_bit_off(typ, fld) ((unsigned int)(unsigned long) \
597                                   (&(__mlx5_nullp(typ)->fld)))
598 #define __mlx5_dw_bit_off(typ, fld) (32 - __mlx5_bit_sz(typ, fld) - \
599                                     (__mlx5_bit_off(typ, fld) & 0x1f))
600 #define __mlx5_dw_off(typ, fld) (__mlx5_bit_off(typ, fld) / 32)
601 #define __mlx5_64_off(typ, fld) (__mlx5_bit_off(typ, fld) / 64)
602 #define __mlx5_dw_mask(typ, fld) (__mlx5_mask(typ, fld) << \
603                                   __mlx5_dw_bit_off(typ, fld))
604 #define __mlx5_mask(typ, fld) ((u32)((1ull << __mlx5_bit_sz(typ, fld)) - 1))
605 #define __mlx5_16_off(typ, fld) (__mlx5_bit_off(typ, fld) / 16)
606 #define __mlx5_16_bit_off(typ, fld) (16 - __mlx5_bit_sz(typ, fld) - \
607                                     (__mlx5_bit_off(typ, fld) & 0xf))
608 #define __mlx5_mask16(typ, fld) ((u16)((1ull << __mlx5_bit_sz(typ, fld)) - 1))
609 #define __mlx5_16_mask(typ, fld) (__mlx5_mask16(typ, fld) << \
610                                   __mlx5_16_bit_off(typ, fld))
611 #define MLX5_ST_SZ_BYTES(typ) (sizeof(struct mlx5_ifc_##typ##_bits) / 8)
612 #define MLX5_ST_SZ_DW(typ) (sizeof(struct mlx5_ifc_##typ##_bits) / 32)
613 #define MLX5_BYTE_OFF(typ, fld) (__mlx5_bit_off(typ, fld) / 8)
614 #define MLX5_ADDR_OF(typ, p, fld) ((char *)(p) + MLX5_BYTE_OFF(typ, fld))
615
616 /* insert a value to a struct */
617 #define MLX5_SET(typ, p, fld, v) \
618         do { \
619                 u32 _v = v; \
620                 *((__be32 *)(p) + __mlx5_dw_off(typ, fld)) = \
621                 rte_cpu_to_be_32((rte_be_to_cpu_32(*((u32 *)(p) + \
622                                   __mlx5_dw_off(typ, fld))) & \
623                                   (~__mlx5_dw_mask(typ, fld))) | \
624                                  (((_v) & __mlx5_mask(typ, fld)) << \
625                                    __mlx5_dw_bit_off(typ, fld))); \
626         } while (0)
627
628 #define MLX5_SET64(typ, p, fld, v) \
629         do { \
630                 MLX5_ASSERT(__mlx5_bit_sz(typ, fld) == 64); \
631                 *((__be64 *)(p) + __mlx5_64_off(typ, fld)) = \
632                         rte_cpu_to_be_64(v); \
633         } while (0)
634
635 #define MLX5_SET16(typ, p, fld, v) \
636         do { \
637                 u16 _v = v; \
638                 *((__be16 *)(p) + __mlx5_16_off(typ, fld)) = \
639                 rte_cpu_to_be_16((rte_be_to_cpu_16(*((__be16 *)(p) + \
640                                   __mlx5_16_off(typ, fld))) & \
641                                   (~__mlx5_16_mask(typ, fld))) | \
642                                  (((_v) & __mlx5_mask16(typ, fld)) << \
643                                   __mlx5_16_bit_off(typ, fld))); \
644         } while (0)
645
646 #define MLX5_GET_VOLATILE(typ, p, fld) \
647         ((rte_be_to_cpu_32(*((volatile __be32 *)(p) +\
648         __mlx5_dw_off(typ, fld))) >> __mlx5_dw_bit_off(typ, fld)) & \
649         __mlx5_mask(typ, fld))
650 #define MLX5_GET(typ, p, fld) \
651         ((rte_be_to_cpu_32(*((__be32 *)(p) +\
652         __mlx5_dw_off(typ, fld))) >> __mlx5_dw_bit_off(typ, fld)) & \
653         __mlx5_mask(typ, fld))
654 #define MLX5_GET16(typ, p, fld) \
655         ((rte_be_to_cpu_16(*((__be16 *)(p) + \
656           __mlx5_16_off(typ, fld))) >> __mlx5_16_bit_off(typ, fld)) & \
657          __mlx5_mask16(typ, fld))
658 #define MLX5_GET64(typ, p, fld) rte_be_to_cpu_64(*((__be64 *)(p) + \
659                                                    __mlx5_64_off(typ, fld)))
660 #define MLX5_FLD_SZ_BYTES(typ, fld) (__mlx5_bit_sz(typ, fld) / 8)
661
662 struct mlx5_ifc_fte_match_set_misc_bits {
663         u8 gre_c_present[0x1];
664         u8 reserved_at_1[0x1];
665         u8 gre_k_present[0x1];
666         u8 gre_s_present[0x1];
667         u8 source_vhci_port[0x4];
668         u8 source_sqn[0x18];
669         u8 reserved_at_20[0x10];
670         u8 source_port[0x10];
671         u8 outer_second_prio[0x3];
672         u8 outer_second_cfi[0x1];
673         u8 outer_second_vid[0xc];
674         u8 inner_second_prio[0x3];
675         u8 inner_second_cfi[0x1];
676         u8 inner_second_vid[0xc];
677         u8 outer_second_cvlan_tag[0x1];
678         u8 inner_second_cvlan_tag[0x1];
679         u8 outer_second_svlan_tag[0x1];
680         u8 inner_second_svlan_tag[0x1];
681         u8 reserved_at_64[0xc];
682         u8 gre_protocol[0x10];
683         u8 gre_key_h[0x18];
684         u8 gre_key_l[0x8];
685         u8 vxlan_vni[0x18];
686         u8 reserved_at_b8[0x8];
687         u8 geneve_vni[0x18];
688         u8 reserved_at_e4[0x7];
689         u8 geneve_oam[0x1];
690         u8 reserved_at_e0[0xc];
691         u8 outer_ipv6_flow_label[0x14];
692         u8 reserved_at_100[0xc];
693         u8 inner_ipv6_flow_label[0x14];
694         u8 reserved_at_120[0xa];
695         u8 geneve_opt_len[0x6];
696         u8 geneve_protocol_type[0x10];
697         u8 reserved_at_140[0xc0];
698 };
699
700 struct mlx5_ifc_ipv4_layout_bits {
701         u8 reserved_at_0[0x60];
702         u8 ipv4[0x20];
703 };
704
705 struct mlx5_ifc_ipv6_layout_bits {
706         u8 ipv6[16][0x8];
707 };
708
709 union mlx5_ifc_ipv6_layout_ipv4_layout_auto_bits {
710         struct mlx5_ifc_ipv6_layout_bits ipv6_layout;
711         struct mlx5_ifc_ipv4_layout_bits ipv4_layout;
712         u8 reserved_at_0[0x80];
713 };
714
715 struct mlx5_ifc_fte_match_set_lyr_2_4_bits {
716         u8 smac_47_16[0x20];
717         u8 smac_15_0[0x10];
718         u8 ethertype[0x10];
719         u8 dmac_47_16[0x20];
720         u8 dmac_15_0[0x10];
721         u8 first_prio[0x3];
722         u8 first_cfi[0x1];
723         u8 first_vid[0xc];
724         u8 ip_protocol[0x8];
725         u8 ip_dscp[0x6];
726         u8 ip_ecn[0x2];
727         u8 cvlan_tag[0x1];
728         u8 svlan_tag[0x1];
729         u8 frag[0x1];
730         u8 ip_version[0x4];
731         u8 tcp_flags[0x9];
732         u8 tcp_sport[0x10];
733         u8 tcp_dport[0x10];
734         u8 reserved_at_c0[0x18];
735         u8 ip_ttl_hoplimit[0x8];
736         u8 udp_sport[0x10];
737         u8 udp_dport[0x10];
738         union mlx5_ifc_ipv6_layout_ipv4_layout_auto_bits src_ipv4_src_ipv6;
739         union mlx5_ifc_ipv6_layout_ipv4_layout_auto_bits dst_ipv4_dst_ipv6;
740 };
741
742 struct mlx5_ifc_fte_match_mpls_bits {
743         u8 mpls_label[0x14];
744         u8 mpls_exp[0x3];
745         u8 mpls_s_bos[0x1];
746         u8 mpls_ttl[0x8];
747 };
748
749 struct mlx5_ifc_fte_match_set_misc2_bits {
750         struct mlx5_ifc_fte_match_mpls_bits outer_first_mpls;
751         struct mlx5_ifc_fte_match_mpls_bits inner_first_mpls;
752         struct mlx5_ifc_fte_match_mpls_bits outer_first_mpls_over_gre;
753         struct mlx5_ifc_fte_match_mpls_bits outer_first_mpls_over_udp;
754         u8 metadata_reg_c_7[0x20];
755         u8 metadata_reg_c_6[0x20];
756         u8 metadata_reg_c_5[0x20];
757         u8 metadata_reg_c_4[0x20];
758         u8 metadata_reg_c_3[0x20];
759         u8 metadata_reg_c_2[0x20];
760         u8 metadata_reg_c_1[0x20];
761         u8 metadata_reg_c_0[0x20];
762         u8 metadata_reg_a[0x20];
763         u8 metadata_reg_b[0x20];
764         u8 reserved_at_1c0[0x40];
765 };
766
767 struct mlx5_ifc_fte_match_set_misc3_bits {
768         u8 inner_tcp_seq_num[0x20];
769         u8 outer_tcp_seq_num[0x20];
770         u8 inner_tcp_ack_num[0x20];
771         u8 outer_tcp_ack_num[0x20];
772         u8 reserved_at_auto1[0x8];
773         u8 outer_vxlan_gpe_vni[0x18];
774         u8 outer_vxlan_gpe_next_protocol[0x8];
775         u8 outer_vxlan_gpe_flags[0x8];
776         u8 reserved_at_a8[0x10];
777         u8 icmp_header_data[0x20];
778         u8 icmpv6_header_data[0x20];
779         u8 icmp_type[0x8];
780         u8 icmp_code[0x8];
781         u8 icmpv6_type[0x8];
782         u8 icmpv6_code[0x8];
783         u8 reserved_at_120[0x20];
784         u8 gtpu_teid[0x20];
785         u8 gtpu_msg_type[0x08];
786         u8 gtpu_msg_flags[0x08];
787         u8 reserved_at_170[0x90];
788 };
789
790 struct mlx5_ifc_fte_match_set_misc4_bits {
791         u8 prog_sample_field_value_0[0x20];
792         u8 prog_sample_field_id_0[0x20];
793         u8 prog_sample_field_value_1[0x20];
794         u8 prog_sample_field_id_1[0x20];
795         u8 prog_sample_field_value_2[0x20];
796         u8 prog_sample_field_id_2[0x20];
797         u8 prog_sample_field_value_3[0x20];
798         u8 prog_sample_field_id_3[0x20];
799         u8 reserved_at_100[0x100];
800 };
801
802 /* Flow matcher. */
803 struct mlx5_ifc_fte_match_param_bits {
804         struct mlx5_ifc_fte_match_set_lyr_2_4_bits outer_headers;
805         struct mlx5_ifc_fte_match_set_misc_bits misc_parameters;
806         struct mlx5_ifc_fte_match_set_lyr_2_4_bits inner_headers;
807         struct mlx5_ifc_fte_match_set_misc2_bits misc_parameters_2;
808         struct mlx5_ifc_fte_match_set_misc3_bits misc_parameters_3;
809         struct mlx5_ifc_fte_match_set_misc4_bits misc_parameters_4;
810 };
811
812 enum {
813         MLX5_MATCH_CRITERIA_ENABLE_OUTER_BIT,
814         MLX5_MATCH_CRITERIA_ENABLE_MISC_BIT,
815         MLX5_MATCH_CRITERIA_ENABLE_INNER_BIT,
816         MLX5_MATCH_CRITERIA_ENABLE_MISC2_BIT,
817         MLX5_MATCH_CRITERIA_ENABLE_MISC3_BIT,
818         MLX5_MATCH_CRITERIA_ENABLE_MISC4_BIT,
819 };
820
821 enum {
822         MLX5_CMD_OP_QUERY_HCA_CAP = 0x100,
823         MLX5_CMD_OP_CREATE_MKEY = 0x200,
824         MLX5_CMD_OP_CREATE_CQ = 0x400,
825         MLX5_CMD_OP_CREATE_QP = 0x500,
826         MLX5_CMD_OP_RST2INIT_QP = 0x502,
827         MLX5_CMD_OP_INIT2RTR_QP = 0x503,
828         MLX5_CMD_OP_RTR2RTS_QP = 0x504,
829         MLX5_CMD_OP_RTS2RTS_QP = 0x505,
830         MLX5_CMD_OP_SQERR2RTS_QP = 0x506,
831         MLX5_CMD_OP_QP_2ERR = 0x507,
832         MLX5_CMD_OP_QP_2RST = 0x50A,
833         MLX5_CMD_OP_QUERY_QP = 0x50B,
834         MLX5_CMD_OP_SQD2RTS_QP = 0x50C,
835         MLX5_CMD_OP_INIT2INIT_QP = 0x50E,
836         MLX5_CMD_OP_SUSPEND_QP = 0x50F,
837         MLX5_CMD_OP_RESUME_QP = 0x510,
838         MLX5_CMD_OP_QUERY_NIC_VPORT_CONTEXT = 0x754,
839         MLX5_CMD_OP_ACCESS_REGISTER = 0x805,
840         MLX5_CMD_OP_ALLOC_TRANSPORT_DOMAIN = 0x816,
841         MLX5_CMD_OP_CREATE_TIR = 0x900,
842         MLX5_CMD_OP_CREATE_SQ = 0X904,
843         MLX5_CMD_OP_MODIFY_SQ = 0X905,
844         MLX5_CMD_OP_CREATE_RQ = 0x908,
845         MLX5_CMD_OP_MODIFY_RQ = 0x909,
846         MLX5_CMD_OP_CREATE_TIS = 0x912,
847         MLX5_CMD_OP_QUERY_TIS = 0x915,
848         MLX5_CMD_OP_CREATE_RQT = 0x916,
849         MLX5_CMD_OP_MODIFY_RQT = 0x917,
850         MLX5_CMD_OP_ALLOC_FLOW_COUNTER = 0x939,
851         MLX5_CMD_OP_QUERY_FLOW_COUNTER = 0x93b,
852         MLX5_CMD_OP_CREATE_GENERAL_OBJECT = 0xa00,
853         MLX5_CMD_OP_MODIFY_GENERAL_OBJECT = 0xa01,
854         MLX5_CMD_OP_QUERY_GENERAL_OBJECT = 0xa02,
855         MLX5_CMD_SET_REGEX_PARAMS = 0xb04,
856         MLX5_CMD_QUERY_REGEX_PARAMS = 0xb05,
857         MLX5_CMD_SET_REGEX_REGISTERS = 0xb06,
858         MLX5_CMD_QUERY_REGEX_REGISTERS = 0xb07,
859         MLX5_CMD_OP_ACCESS_REGISTER_USER = 0xb0c,
860 };
861
862 enum {
863         MLX5_MKC_ACCESS_MODE_MTT   = 0x1,
864         MLX5_MKC_ACCESS_MODE_KLM   = 0x2,
865         MLX5_MKC_ACCESS_MODE_KLM_FBS = 0x3,
866 };
867
868 #define MLX5_ADAPTER_PAGE_SHIFT 12
869 #define MLX5_LOG_RQ_STRIDE_SHIFT 4
870 /**
871  * The batch counter dcs id starts from 0x800000 and none batch counter
872  * starts from 0. As currently, the counter is changed to be indexed by
873  * pool index and the offset of the counter in the pool counters_raw array.
874  * It means now the counter index is same for batch and none batch counter.
875  * Add the 0x800000 batch counter offset to the batch counter index helps
876  * indicate the counter index is from batch or none batch container pool.
877  */
878 #define MLX5_CNT_BATCH_OFFSET 0x800000
879
880 /* Flow counters. */
881 struct mlx5_ifc_alloc_flow_counter_out_bits {
882         u8         status[0x8];
883         u8         reserved_at_8[0x18];
884         u8         syndrome[0x20];
885         u8         flow_counter_id[0x20];
886         u8         reserved_at_60[0x20];
887 };
888
889 struct mlx5_ifc_alloc_flow_counter_in_bits {
890         u8         opcode[0x10];
891         u8         reserved_at_10[0x10];
892         u8         reserved_at_20[0x10];
893         u8         op_mod[0x10];
894         u8         flow_counter_id[0x20];
895         u8         reserved_at_40[0x18];
896         u8         flow_counter_bulk[0x8];
897 };
898
899 struct mlx5_ifc_dealloc_flow_counter_out_bits {
900         u8         status[0x8];
901         u8         reserved_at_8[0x18];
902         u8         syndrome[0x20];
903         u8         reserved_at_40[0x40];
904 };
905
906 struct mlx5_ifc_dealloc_flow_counter_in_bits {
907         u8         opcode[0x10];
908         u8         reserved_at_10[0x10];
909         u8         reserved_at_20[0x10];
910         u8         op_mod[0x10];
911         u8         flow_counter_id[0x20];
912         u8         reserved_at_60[0x20];
913 };
914
915 struct mlx5_ifc_traffic_counter_bits {
916         u8         packets[0x40];
917         u8         octets[0x40];
918 };
919
920 struct mlx5_ifc_query_flow_counter_out_bits {
921         u8         status[0x8];
922         u8         reserved_at_8[0x18];
923         u8         syndrome[0x20];
924         u8         reserved_at_40[0x40];
925         struct mlx5_ifc_traffic_counter_bits flow_statistics[];
926 };
927
928 struct mlx5_ifc_query_flow_counter_in_bits {
929         u8         opcode[0x10];
930         u8         reserved_at_10[0x10];
931         u8         reserved_at_20[0x10];
932         u8         op_mod[0x10];
933         u8         reserved_at_40[0x20];
934         u8         mkey[0x20];
935         u8         address[0x40];
936         u8         clear[0x1];
937         u8         dump_to_memory[0x1];
938         u8         num_of_counters[0x1e];
939         u8         flow_counter_id[0x20];
940 };
941
942 #define MLX5_MAX_KLM_BYTE_COUNT 0x80000000u
943 #define MLX5_MIN_KLM_FIXED_BUFFER_SIZE 0x1000u
944
945
946 struct mlx5_ifc_klm_bits {
947         u8         byte_count[0x20];
948         u8         mkey[0x20];
949         u8         address[0x40];
950 };
951
952 struct mlx5_ifc_mkc_bits {
953         u8         reserved_at_0[0x1];
954         u8         free[0x1];
955         u8         reserved_at_2[0x1];
956         u8         access_mode_4_2[0x3];
957         u8         reserved_at_6[0x7];
958         u8         relaxed_ordering_write[0x1];
959         u8         reserved_at_e[0x1];
960         u8         small_fence_on_rdma_read_response[0x1];
961         u8         umr_en[0x1];
962         u8         a[0x1];
963         u8         rw[0x1];
964         u8         rr[0x1];
965         u8         lw[0x1];
966         u8         lr[0x1];
967         u8         access_mode_1_0[0x2];
968         u8         reserved_at_18[0x8];
969
970         u8         qpn[0x18];
971         u8         mkey_7_0[0x8];
972
973         u8         reserved_at_40[0x20];
974
975         u8         length64[0x1];
976         u8         bsf_en[0x1];
977         u8         sync_umr[0x1];
978         u8         reserved_at_63[0x2];
979         u8         expected_sigerr_count[0x1];
980         u8         reserved_at_66[0x1];
981         u8         en_rinval[0x1];
982         u8         pd[0x18];
983
984         u8         start_addr[0x40];
985
986         u8         len[0x40];
987
988         u8         bsf_octword_size[0x20];
989
990         u8         reserved_at_120[0x80];
991
992         u8         translations_octword_size[0x20];
993
994         u8         reserved_at_1c0[0x19];
995         u8                 relaxed_ordering_read[0x1];
996         u8                 reserved_at_1da[0x1];
997         u8         log_page_size[0x5];
998
999         u8         reserved_at_1e0[0x20];
1000 };
1001
1002 struct mlx5_ifc_create_mkey_out_bits {
1003         u8         status[0x8];
1004         u8         reserved_at_8[0x18];
1005
1006         u8         syndrome[0x20];
1007
1008         u8         reserved_at_40[0x8];
1009         u8         mkey_index[0x18];
1010
1011         u8         reserved_at_60[0x20];
1012 };
1013
1014 struct mlx5_ifc_create_mkey_in_bits {
1015         u8         opcode[0x10];
1016         u8         reserved_at_10[0x10];
1017
1018         u8         reserved_at_20[0x10];
1019         u8         op_mod[0x10];
1020
1021         u8         reserved_at_40[0x20];
1022
1023         u8         pg_access[0x1];
1024         u8         reserved_at_61[0x1f];
1025
1026         struct mlx5_ifc_mkc_bits memory_key_mkey_entry;
1027
1028         u8         reserved_at_280[0x80];
1029
1030         u8         translations_octword_actual_size[0x20];
1031
1032         u8         mkey_umem_id[0x20];
1033
1034         u8         mkey_umem_offset[0x40];
1035
1036         u8         reserved_at_380[0x500];
1037
1038         u8         klm_pas_mtt[][0x20];
1039 };
1040
1041 enum {
1042         MLX5_GET_HCA_CAP_OP_MOD_GENERAL_DEVICE = 0x0 << 1,
1043         MLX5_GET_HCA_CAP_OP_MOD_ETHERNET_OFFLOAD_CAPS = 0x1 << 1,
1044         MLX5_GET_HCA_CAP_OP_MOD_QOS_CAP = 0xc << 1,
1045         MLX5_GET_HCA_CAP_OP_MOD_VDPA_EMULATION = 0x13 << 1,
1046 };
1047
1048 enum {
1049         MLX5_GENERAL_OBJ_TYPES_CAP_VIRTQ_NET_Q = (1ULL << 0xd),
1050         MLX5_GENERAL_OBJ_TYPES_CAP_VIRTIO_Q_COUNTERS = (1ULL << 0x1c),
1051 };
1052
1053 enum {
1054         MLX5_HCA_CAP_OPMOD_GET_MAX   = 0,
1055         MLX5_HCA_CAP_OPMOD_GET_CUR   = 1,
1056 };
1057
1058 enum {
1059         MLX5_CAP_INLINE_MODE_L2,
1060         MLX5_CAP_INLINE_MODE_VPORT_CONTEXT,
1061         MLX5_CAP_INLINE_MODE_NOT_REQUIRED,
1062 };
1063
1064 enum {
1065         MLX5_INLINE_MODE_NONE,
1066         MLX5_INLINE_MODE_L2,
1067         MLX5_INLINE_MODE_IP,
1068         MLX5_INLINE_MODE_TCP_UDP,
1069         MLX5_INLINE_MODE_RESERVED4,
1070         MLX5_INLINE_MODE_INNER_L2,
1071         MLX5_INLINE_MODE_INNER_IP,
1072         MLX5_INLINE_MODE_INNER_TCP_UDP,
1073 };
1074
1075 /* HCA bit masks indicating which Flex parser protocols are already enabled. */
1076 #define MLX5_HCA_FLEX_IPV4_OVER_VXLAN_ENABLED (1UL << 0)
1077 #define MLX5_HCA_FLEX_IPV6_OVER_VXLAN_ENABLED (1UL << 1)
1078 #define MLX5_HCA_FLEX_IPV6_OVER_IP_ENABLED (1UL << 2)
1079 #define MLX5_HCA_FLEX_GENEVE_ENABLED (1UL << 3)
1080 #define MLX5_HCA_FLEX_CW_MPLS_OVER_GRE_ENABLED (1UL << 4)
1081 #define MLX5_HCA_FLEX_CW_MPLS_OVER_UDP_ENABLED (1UL << 5)
1082 #define MLX5_HCA_FLEX_P_BIT_VXLAN_GPE_ENABLED (1UL << 6)
1083 #define MLX5_HCA_FLEX_VXLAN_GPE_ENABLED (1UL << 7)
1084 #define MLX5_HCA_FLEX_ICMP_ENABLED (1UL << 8)
1085 #define MLX5_HCA_FLEX_ICMPV6_ENABLED (1UL << 9)
1086
1087 struct mlx5_ifc_cmd_hca_cap_bits {
1088         u8 reserved_at_0[0x30];
1089         u8 vhca_id[0x10];
1090         u8 reserved_at_40[0x40];
1091         u8 log_max_srq_sz[0x8];
1092         u8 log_max_qp_sz[0x8];
1093         u8 reserved_at_90[0x9];
1094         u8 wqe_index_ignore_cap[0x1];
1095         u8 dynamic_qp_allocation[0x1];
1096         u8 log_max_qp[0x5];
1097         u8 regexp[0x1];
1098         u8 reserved_at_a1[0x3];
1099         u8 regexp_num_of_engines[0x4];
1100         u8 reserved_at_a8[0x3];
1101         u8 log_max_srq[0x5];
1102         u8 reserved_at_b0[0x3];
1103         u8 regexp_log_crspace_size[0x5];
1104         u8 reserved_at_b8[0x8];
1105         u8 reserved_at_c0[0x8];
1106         u8 log_max_cq_sz[0x8];
1107         u8 reserved_at_d0[0xb];
1108         u8 log_max_cq[0x5];
1109         u8 log_max_eq_sz[0x8];
1110         u8 relaxed_ordering_write[0x1];
1111         u8 relaxed_ordering_read[0x1];
1112         u8 log_max_mkey[0x6];
1113         u8 reserved_at_f0[0x8];
1114         u8 dump_fill_mkey[0x1];
1115         u8 reserved_at_f9[0x3];
1116         u8 log_max_eq[0x4];
1117         u8 max_indirection[0x8];
1118         u8 fixed_buffer_size[0x1];
1119         u8 log_max_mrw_sz[0x7];
1120         u8 force_teardown[0x1];
1121         u8 reserved_at_111[0x1];
1122         u8 log_max_bsf_list_size[0x6];
1123         u8 umr_extended_translation_offset[0x1];
1124         u8 null_mkey[0x1];
1125         u8 log_max_klm_list_size[0x6];
1126         u8 non_wire_sq[0x1];
1127         u8 reserved_at_121[0x9];
1128         u8 log_max_ra_req_dc[0x6];
1129         u8 reserved_at_130[0x3];
1130         u8 log_max_static_sq_wq[0x5];
1131         u8 reserved_at_138[0x2];
1132         u8 log_max_ra_res_dc[0x6];
1133         u8 reserved_at_140[0xa];
1134         u8 log_max_ra_req_qp[0x6];
1135         u8 reserved_at_150[0xa];
1136         u8 log_max_ra_res_qp[0x6];
1137         u8 end_pad[0x1];
1138         u8 cc_query_allowed[0x1];
1139         u8 cc_modify_allowed[0x1];
1140         u8 start_pad[0x1];
1141         u8 cache_line_128byte[0x1];
1142         u8 reserved_at_165[0xa];
1143         u8 qcam_reg[0x1];
1144         u8 gid_table_size[0x10];
1145         u8 out_of_seq_cnt[0x1];
1146         u8 vport_counters[0x1];
1147         u8 retransmission_q_counters[0x1];
1148         u8 debug[0x1];
1149         u8 modify_rq_counter_set_id[0x1];
1150         u8 rq_delay_drop[0x1];
1151         u8 max_qp_cnt[0xa];
1152         u8 pkey_table_size[0x10];
1153         u8 vport_group_manager[0x1];
1154         u8 vhca_group_manager[0x1];
1155         u8 ib_virt[0x1];
1156         u8 eth_virt[0x1];
1157         u8 vnic_env_queue_counters[0x1];
1158         u8 ets[0x1];
1159         u8 nic_flow_table[0x1];
1160         u8 eswitch_manager[0x1];
1161         u8 device_memory[0x1];
1162         u8 mcam_reg[0x1];
1163         u8 pcam_reg[0x1];
1164         u8 local_ca_ack_delay[0x5];
1165         u8 port_module_event[0x1];
1166         u8 enhanced_error_q_counters[0x1];
1167         u8 ports_check[0x1];
1168         u8 reserved_at_1b3[0x1];
1169         u8 disable_link_up[0x1];
1170         u8 beacon_led[0x1];
1171         u8 port_type[0x2];
1172         u8 num_ports[0x8];
1173         u8 reserved_at_1c0[0x1];
1174         u8 pps[0x1];
1175         u8 pps_modify[0x1];
1176         u8 log_max_msg[0x5];
1177         u8 reserved_at_1c8[0x4];
1178         u8 max_tc[0x4];
1179         u8 temp_warn_event[0x1];
1180         u8 dcbx[0x1];
1181         u8 general_notification_event[0x1];
1182         u8 reserved_at_1d3[0x2];
1183         u8 fpga[0x1];
1184         u8 rol_s[0x1];
1185         u8 rol_g[0x1];
1186         u8 reserved_at_1d8[0x1];
1187         u8 wol_s[0x1];
1188         u8 wol_g[0x1];
1189         u8 wol_a[0x1];
1190         u8 wol_b[0x1];
1191         u8 wol_m[0x1];
1192         u8 wol_u[0x1];
1193         u8 wol_p[0x1];
1194         u8 stat_rate_support[0x10];
1195         u8 reserved_at_1f0[0xc];
1196         u8 cqe_version[0x4];
1197         u8 compact_address_vector[0x1];
1198         u8 striding_rq[0x1];
1199         u8 reserved_at_202[0x1];
1200         u8 ipoib_enhanced_offloads[0x1];
1201         u8 ipoib_basic_offloads[0x1];
1202         u8 reserved_at_205[0x1];
1203         u8 repeated_block_disabled[0x1];
1204         u8 umr_modify_entity_size_disabled[0x1];
1205         u8 umr_modify_atomic_disabled[0x1];
1206         u8 umr_indirect_mkey_disabled[0x1];
1207         u8 umr_fence[0x2];
1208         u8 reserved_at_20c[0x3];
1209         u8 drain_sigerr[0x1];
1210         u8 cmdif_checksum[0x2];
1211         u8 sigerr_cqe[0x1];
1212         u8 reserved_at_213[0x1];
1213         u8 wq_signature[0x1];
1214         u8 sctr_data_cqe[0x1];
1215         u8 reserved_at_216[0x1];
1216         u8 sho[0x1];
1217         u8 tph[0x1];
1218         u8 rf[0x1];
1219         u8 dct[0x1];
1220         u8 qos[0x1];
1221         u8 eth_net_offloads[0x1];
1222         u8 roce[0x1];
1223         u8 atomic[0x1];
1224         u8 reserved_at_21f[0x1];
1225         u8 cq_oi[0x1];
1226         u8 cq_resize[0x1];
1227         u8 cq_moderation[0x1];
1228         u8 reserved_at_223[0x3];
1229         u8 cq_eq_remap[0x1];
1230         u8 pg[0x1];
1231         u8 block_lb_mc[0x1];
1232         u8 reserved_at_229[0x1];
1233         u8 scqe_break_moderation[0x1];
1234         u8 cq_period_start_from_cqe[0x1];
1235         u8 cd[0x1];
1236         u8 reserved_at_22d[0x1];
1237         u8 apm[0x1];
1238         u8 vector_calc[0x1];
1239         u8 umr_ptr_rlky[0x1];
1240         u8 imaicl[0x1];
1241         u8 reserved_at_232[0x4];
1242         u8 qkv[0x1];
1243         u8 pkv[0x1];
1244         u8 set_deth_sqpn[0x1];
1245         u8 reserved_at_239[0x3];
1246         u8 xrc[0x1];
1247         u8 ud[0x1];
1248         u8 uc[0x1];
1249         u8 rc[0x1];
1250         u8 uar_4k[0x1];
1251         u8 reserved_at_241[0x9];
1252         u8 uar_sz[0x6];
1253         u8 reserved_at_250[0x8];
1254         u8 log_pg_sz[0x8];
1255         u8 bf[0x1];
1256         u8 driver_version[0x1];
1257         u8 pad_tx_eth_packet[0x1];
1258         u8 reserved_at_263[0x8];
1259         u8 log_bf_reg_size[0x5];
1260         u8 reserved_at_270[0xb];
1261         u8 lag_master[0x1];
1262         u8 num_lag_ports[0x4];
1263         u8 reserved_at_280[0x10];
1264         u8 max_wqe_sz_sq[0x10];
1265         u8 reserved_at_2a0[0x10];
1266         u8 max_wqe_sz_rq[0x10];
1267         u8 max_flow_counter_31_16[0x10];
1268         u8 max_wqe_sz_sq_dc[0x10];
1269         u8 reserved_at_2e0[0x7];
1270         u8 max_qp_mcg[0x19];
1271         u8 reserved_at_300[0x10];
1272         u8 flow_counter_bulk_alloc[0x08];
1273         u8 log_max_mcg[0x8];
1274         u8 reserved_at_320[0x3];
1275         u8 log_max_transport_domain[0x5];
1276         u8 reserved_at_328[0x3];
1277         u8 log_max_pd[0x5];
1278         u8 reserved_at_330[0xb];
1279         u8 log_max_xrcd[0x5];
1280         u8 nic_receive_steering_discard[0x1];
1281         u8 receive_discard_vport_down[0x1];
1282         u8 transmit_discard_vport_down[0x1];
1283         u8 reserved_at_343[0x5];
1284         u8 log_max_flow_counter_bulk[0x8];
1285         u8 max_flow_counter_15_0[0x10];
1286         u8 modify_tis[0x1];
1287         u8 flow_counters_dump[0x1];
1288         u8 reserved_at_360[0x1];
1289         u8 log_max_rq[0x5];
1290         u8 reserved_at_368[0x3];
1291         u8 log_max_sq[0x5];
1292         u8 reserved_at_370[0x3];
1293         u8 log_max_tir[0x5];
1294         u8 reserved_at_378[0x3];
1295         u8 log_max_tis[0x5];
1296         u8 basic_cyclic_rcv_wqe[0x1];
1297         u8 reserved_at_381[0x2];
1298         u8 log_max_rmp[0x5];
1299         u8 reserved_at_388[0x3];
1300         u8 log_max_rqt[0x5];
1301         u8 reserved_at_390[0x3];
1302         u8 log_max_rqt_size[0x5];
1303         u8 reserved_at_398[0x3];
1304         u8 log_max_tis_per_sq[0x5];
1305         u8 ext_stride_num_range[0x1];
1306         u8 reserved_at_3a1[0x2];
1307         u8 log_max_stride_sz_rq[0x5];
1308         u8 reserved_at_3a8[0x3];
1309         u8 log_min_stride_sz_rq[0x5];
1310         u8 reserved_at_3b0[0x3];
1311         u8 log_max_stride_sz_sq[0x5];
1312         u8 reserved_at_3b8[0x3];
1313         u8 log_min_stride_sz_sq[0x5];
1314         u8 hairpin[0x1];
1315         u8 reserved_at_3c1[0x2];
1316         u8 log_max_hairpin_queues[0x5];
1317         u8 reserved_at_3c8[0x3];
1318         u8 log_max_hairpin_wq_data_sz[0x5];
1319         u8 reserved_at_3d0[0x3];
1320         u8 log_max_hairpin_num_packets[0x5];
1321         u8 reserved_at_3d8[0x3];
1322         u8 log_max_wq_sz[0x5];
1323         u8 nic_vport_change_event[0x1];
1324         u8 disable_local_lb_uc[0x1];
1325         u8 disable_local_lb_mc[0x1];
1326         u8 log_min_hairpin_wq_data_sz[0x5];
1327         u8 reserved_at_3e8[0x3];
1328         u8 log_max_vlan_list[0x5];
1329         u8 reserved_at_3f0[0x3];
1330         u8 log_max_current_mc_list[0x5];
1331         u8 reserved_at_3f8[0x3];
1332         u8 log_max_current_uc_list[0x5];
1333         u8 general_obj_types[0x40];
1334         u8 reserved_at_440[0x20];
1335         u8 reserved_at_460[0x10];
1336         u8 max_num_eqs[0x10];
1337         u8 reserved_at_480[0x3];
1338         u8 log_max_l2_table[0x5];
1339         u8 reserved_at_488[0x8];
1340         u8 log_uar_page_sz[0x10];
1341         u8 reserved_at_4a0[0x20];
1342         u8 device_frequency_mhz[0x20];
1343         u8 device_frequency_khz[0x20];
1344         u8 reserved_at_500[0x20];
1345         u8 num_of_uars_per_page[0x20];
1346         u8 flex_parser_protocols[0x20];
1347         u8 reserved_at_560[0x20];
1348         u8 reserved_at_580[0x3c];
1349         u8 mini_cqe_resp_stride_index[0x1];
1350         u8 cqe_128_always[0x1];
1351         u8 cqe_compression_128[0x1];
1352         u8 cqe_compression[0x1];
1353         u8 cqe_compression_timeout[0x10];
1354         u8 cqe_compression_max_num[0x10];
1355         u8 reserved_at_5e0[0x10];
1356         u8 tag_matching[0x1];
1357         u8 rndv_offload_rc[0x1];
1358         u8 rndv_offload_dc[0x1];
1359         u8 log_tag_matching_list_sz[0x5];
1360         u8 reserved_at_5f8[0x3];
1361         u8 log_max_xrq[0x5];
1362         u8 affiliate_nic_vport_criteria[0x8];
1363         u8 native_port_num[0x8];
1364         u8 num_vhca_ports[0x8];
1365         u8 reserved_at_618[0x6];
1366         u8 sw_owner_id[0x1];
1367         u8 reserved_at_61f[0x1e1];
1368 };
1369
1370 struct mlx5_ifc_qos_cap_bits {
1371         u8 packet_pacing[0x1];
1372         u8 esw_scheduling[0x1];
1373         u8 esw_bw_share[0x1];
1374         u8 esw_rate_limit[0x1];
1375         u8 reserved_at_4[0x1];
1376         u8 packet_pacing_burst_bound[0x1];
1377         u8 packet_pacing_typical_size[0x1];
1378         u8 flow_meter_srtcm[0x1];
1379         u8 reserved_at_8[0x8];
1380         u8 log_max_flow_meter[0x8];
1381         u8 flow_meter_reg_id[0x8];
1382         u8 wqe_rate_pp[0x1];
1383         u8 reserved_at_25[0x7];
1384         u8 flow_meter_reg_share[0x1];
1385         u8 reserved_at_2e[0x17];
1386         u8 packet_pacing_max_rate[0x20];
1387         u8 packet_pacing_min_rate[0x20];
1388         u8 reserved_at_80[0x10];
1389         u8 packet_pacing_rate_table_size[0x10];
1390         u8 esw_element_type[0x10];
1391         u8 esw_tsar_type[0x10];
1392         u8 reserved_at_c0[0x10];
1393         u8 max_qos_para_vport[0x10];
1394         u8 max_tsar_bw_share[0x20];
1395         u8 reserved_at_100[0x6e8];
1396 };
1397
1398 struct mlx5_ifc_per_protocol_networking_offload_caps_bits {
1399         u8 csum_cap[0x1];
1400         u8 vlan_cap[0x1];
1401         u8 lro_cap[0x1];
1402         u8 lro_psh_flag[0x1];
1403         u8 lro_time_stamp[0x1];
1404         u8 lro_max_msg_sz_mode[0x2];
1405         u8 wqe_vlan_insert[0x1];
1406         u8 self_lb_en_modifiable[0x1];
1407         u8 self_lb_mc[0x1];
1408         u8 self_lb_uc[0x1];
1409         u8 max_lso_cap[0x5];
1410         u8 multi_pkt_send_wqe[0x2];
1411         u8 wqe_inline_mode[0x2];
1412         u8 rss_ind_tbl_cap[0x4];
1413         u8 reg_umr_sq[0x1];
1414         u8 scatter_fcs[0x1];
1415         u8 enhanced_multi_pkt_send_wqe[0x1];
1416         u8 tunnel_lso_const_out_ip_id[0x1];
1417         u8 tunnel_lro_gre[0x1];
1418         u8 tunnel_lro_vxlan[0x1];
1419         u8 tunnel_stateless_gre[0x1];
1420         u8 tunnel_stateless_vxlan[0x1];
1421         u8 swp[0x1];
1422         u8 swp_csum[0x1];
1423         u8 swp_lso[0x1];
1424         u8 reserved_at_23[0x8];
1425         u8 tunnel_stateless_gtp[0x1];
1426         u8 reserved_at_25[0x4];
1427         u8 max_vxlan_udp_ports[0x8];
1428         u8 reserved_at_38[0x6];
1429         u8 max_geneve_opt_len[0x1];
1430         u8 tunnel_stateless_geneve_rx[0x1];
1431         u8 reserved_at_40[0x10];
1432         u8 lro_min_mss_size[0x10];
1433         u8 reserved_at_60[0x120];
1434         u8 lro_timer_supported_periods[4][0x20];
1435         u8 reserved_at_200[0x600];
1436 };
1437
1438 enum {
1439         MLX5_VIRTQ_TYPE_SPLIT = 0,
1440         MLX5_VIRTQ_TYPE_PACKED = 1,
1441 };
1442
1443 enum {
1444         MLX5_VIRTQ_EVENT_MODE_NO_MSIX = 0,
1445         MLX5_VIRTQ_EVENT_MODE_QP = 1,
1446         MLX5_VIRTQ_EVENT_MODE_MSIX = 2,
1447 };
1448
1449 struct mlx5_ifc_virtio_emulation_cap_bits {
1450         u8 desc_tunnel_offload_type[0x1];
1451         u8 eth_frame_offload_type[0x1];
1452         u8 virtio_version_1_0[0x1];
1453         u8 tso_ipv4[0x1];
1454         u8 tso_ipv6[0x1];
1455         u8 tx_csum[0x1];
1456         u8 rx_csum[0x1];
1457         u8 reserved_at_7[0x1][0x9];
1458         u8 event_mode[0x8];
1459         u8 virtio_queue_type[0x8];
1460         u8 reserved_at_20[0x13];
1461         u8 log_doorbell_stride[0x5];
1462         u8 reserved_at_3b[0x3];
1463         u8 log_doorbell_bar_size[0x5];
1464         u8 doorbell_bar_offset[0x40];
1465         u8 reserved_at_80[0x8];
1466         u8 max_num_virtio_queues[0x18];
1467         u8 reserved_at_a0[0x60];
1468         u8 umem_1_buffer_param_a[0x20];
1469         u8 umem_1_buffer_param_b[0x20];
1470         u8 umem_2_buffer_param_a[0x20];
1471         u8 umem_2_buffer_param_b[0x20];
1472         u8 umem_3_buffer_param_a[0x20];
1473         u8 umem_3_buffer_param_b[0x20];
1474         u8 reserved_at_1c0[0x620];
1475 };
1476
1477 union mlx5_ifc_hca_cap_union_bits {
1478         struct mlx5_ifc_cmd_hca_cap_bits cmd_hca_cap;
1479         struct mlx5_ifc_per_protocol_networking_offload_caps_bits
1480                per_protocol_networking_offload_caps;
1481         struct mlx5_ifc_qos_cap_bits qos_cap;
1482         struct mlx5_ifc_virtio_emulation_cap_bits vdpa_caps;
1483         u8 reserved_at_0[0x8000];
1484 };
1485
1486 struct mlx5_ifc_query_hca_cap_out_bits {
1487         u8 status[0x8];
1488         u8 reserved_at_8[0x18];
1489         u8 syndrome[0x20];
1490         u8 reserved_at_40[0x40];
1491         union mlx5_ifc_hca_cap_union_bits capability;
1492 };
1493
1494 struct mlx5_ifc_query_hca_cap_in_bits {
1495         u8 opcode[0x10];
1496         u8 reserved_at_10[0x10];
1497         u8 reserved_at_20[0x10];
1498         u8 op_mod[0x10];
1499         u8 reserved_at_40[0x40];
1500 };
1501
1502 struct mlx5_ifc_mac_address_layout_bits {
1503         u8 reserved_at_0[0x10];
1504         u8 mac_addr_47_32[0x10];
1505         u8 mac_addr_31_0[0x20];
1506 };
1507
1508 struct mlx5_ifc_nic_vport_context_bits {
1509         u8 reserved_at_0[0x5];
1510         u8 min_wqe_inline_mode[0x3];
1511         u8 reserved_at_8[0x15];
1512         u8 disable_mc_local_lb[0x1];
1513         u8 disable_uc_local_lb[0x1];
1514         u8 roce_en[0x1];
1515         u8 arm_change_event[0x1];
1516         u8 reserved_at_21[0x1a];
1517         u8 event_on_mtu[0x1];
1518         u8 event_on_promisc_change[0x1];
1519         u8 event_on_vlan_change[0x1];
1520         u8 event_on_mc_address_change[0x1];
1521         u8 event_on_uc_address_change[0x1];
1522         u8 reserved_at_40[0xc];
1523         u8 affiliation_criteria[0x4];
1524         u8 affiliated_vhca_id[0x10];
1525         u8 reserved_at_60[0xd0];
1526         u8 mtu[0x10];
1527         u8 system_image_guid[0x40];
1528         u8 port_guid[0x40];
1529         u8 node_guid[0x40];
1530         u8 reserved_at_200[0x140];
1531         u8 qkey_violation_counter[0x10];
1532         u8 reserved_at_350[0x430];
1533         u8 promisc_uc[0x1];
1534         u8 promisc_mc[0x1];
1535         u8 promisc_all[0x1];
1536         u8 reserved_at_783[0x2];
1537         u8 allowed_list_type[0x3];
1538         u8 reserved_at_788[0xc];
1539         u8 allowed_list_size[0xc];
1540         struct mlx5_ifc_mac_address_layout_bits permanent_address;
1541         u8 reserved_at_7e0[0x20];
1542 };
1543
1544 struct mlx5_ifc_query_nic_vport_context_out_bits {
1545         u8 status[0x8];
1546         u8 reserved_at_8[0x18];
1547         u8 syndrome[0x20];
1548         u8 reserved_at_40[0x40];
1549         struct mlx5_ifc_nic_vport_context_bits nic_vport_context;
1550 };
1551
1552 struct mlx5_ifc_query_nic_vport_context_in_bits {
1553         u8 opcode[0x10];
1554         u8 reserved_at_10[0x10];
1555         u8 reserved_at_20[0x10];
1556         u8 op_mod[0x10];
1557         u8 other_vport[0x1];
1558         u8 reserved_at_41[0xf];
1559         u8 vport_number[0x10];
1560         u8 reserved_at_60[0x5];
1561         u8 allowed_list_type[0x3];
1562         u8 reserved_at_68[0x18];
1563 };
1564
1565 struct mlx5_ifc_tisc_bits {
1566         u8 strict_lag_tx_port_affinity[0x1];
1567         u8 reserved_at_1[0x3];
1568         u8 lag_tx_port_affinity[0x04];
1569         u8 reserved_at_8[0x4];
1570         u8 prio[0x4];
1571         u8 reserved_at_10[0x10];
1572         u8 reserved_at_20[0x100];
1573         u8 reserved_at_120[0x8];
1574         u8 transport_domain[0x18];
1575         u8 reserved_at_140[0x8];
1576         u8 underlay_qpn[0x18];
1577         u8 reserved_at_160[0x3a0];
1578 };
1579
1580 struct mlx5_ifc_query_tis_out_bits {
1581         u8 status[0x8];
1582         u8 reserved_at_8[0x18];
1583         u8 syndrome[0x20];
1584         u8 reserved_at_40[0x40];
1585         struct mlx5_ifc_tisc_bits tis_context;
1586 };
1587
1588 struct mlx5_ifc_query_tis_in_bits {
1589         u8 opcode[0x10];
1590         u8 reserved_at_10[0x10];
1591         u8 reserved_at_20[0x10];
1592         u8 op_mod[0x10];
1593         u8 reserved_at_40[0x8];
1594         u8 tisn[0x18];
1595         u8 reserved_at_60[0x20];
1596 };
1597
1598 struct mlx5_ifc_alloc_transport_domain_out_bits {
1599         u8 status[0x8];
1600         u8 reserved_at_8[0x18];
1601         u8 syndrome[0x20];
1602         u8 reserved_at_40[0x8];
1603         u8 transport_domain[0x18];
1604         u8 reserved_at_60[0x20];
1605 };
1606
1607 struct mlx5_ifc_alloc_transport_domain_in_bits {
1608         u8 opcode[0x10];
1609         u8 reserved_at_10[0x10];
1610         u8 reserved_at_20[0x10];
1611         u8 op_mod[0x10];
1612         u8 reserved_at_40[0x40];
1613 };
1614
1615 enum {
1616         MLX5_WQ_TYPE_LINKED_LIST                = 0x0,
1617         MLX5_WQ_TYPE_CYCLIC                     = 0x1,
1618         MLX5_WQ_TYPE_LINKED_LIST_STRIDING_RQ    = 0x2,
1619         MLX5_WQ_TYPE_CYCLIC_STRIDING_RQ         = 0x3,
1620 };
1621
1622 enum {
1623         MLX5_WQ_END_PAD_MODE_NONE  = 0x0,
1624         MLX5_WQ_END_PAD_MODE_ALIGN = 0x1,
1625 };
1626
1627 struct mlx5_ifc_wq_bits {
1628         u8 wq_type[0x4];
1629         u8 wq_signature[0x1];
1630         u8 end_padding_mode[0x2];
1631         u8 cd_slave[0x1];
1632         u8 reserved_at_8[0x18];
1633         u8 hds_skip_first_sge[0x1];
1634         u8 log2_hds_buf_size[0x3];
1635         u8 reserved_at_24[0x7];
1636         u8 page_offset[0x5];
1637         u8 lwm[0x10];
1638         u8 reserved_at_40[0x8];
1639         u8 pd[0x18];
1640         u8 reserved_at_60[0x8];
1641         u8 uar_page[0x18];
1642         u8 dbr_addr[0x40];
1643         u8 hw_counter[0x20];
1644         u8 sw_counter[0x20];
1645         u8 reserved_at_100[0xc];
1646         u8 log_wq_stride[0x4];
1647         u8 reserved_at_110[0x3];
1648         u8 log_wq_pg_sz[0x5];
1649         u8 reserved_at_118[0x3];
1650         u8 log_wq_sz[0x5];
1651         u8 dbr_umem_valid[0x1];
1652         u8 wq_umem_valid[0x1];
1653         u8 reserved_at_122[0x1];
1654         u8 log_hairpin_num_packets[0x5];
1655         u8 reserved_at_128[0x3];
1656         u8 log_hairpin_data_sz[0x5];
1657         u8 reserved_at_130[0x4];
1658         u8 single_wqe_log_num_of_strides[0x4];
1659         u8 two_byte_shift_en[0x1];
1660         u8 reserved_at_139[0x4];
1661         u8 single_stride_log_num_of_bytes[0x3];
1662         u8 dbr_umem_id[0x20];
1663         u8 wq_umem_id[0x20];
1664         u8 wq_umem_offset[0x40];
1665         u8 reserved_at_1c0[0x440];
1666 };
1667
1668 enum {
1669         MLX5_RQC_MEM_RQ_TYPE_MEMORY_RQ_INLINE  = 0x0,
1670         MLX5_RQC_MEM_RQ_TYPE_MEMORY_RQ_RMP     = 0x1,
1671 };
1672
1673 enum {
1674         MLX5_RQC_STATE_RST  = 0x0,
1675         MLX5_RQC_STATE_RDY  = 0x1,
1676         MLX5_RQC_STATE_ERR  = 0x3,
1677 };
1678
1679 struct mlx5_ifc_rqc_bits {
1680         u8 rlky[0x1];
1681         u8 delay_drop_en[0x1];
1682         u8 scatter_fcs[0x1];
1683         u8 vsd[0x1];
1684         u8 mem_rq_type[0x4];
1685         u8 state[0x4];
1686         u8 reserved_at_c[0x1];
1687         u8 flush_in_error_en[0x1];
1688         u8 hairpin[0x1];
1689         u8 reserved_at_f[0x11];
1690         u8 reserved_at_20[0x8];
1691         u8 user_index[0x18];
1692         u8 reserved_at_40[0x8];
1693         u8 cqn[0x18];
1694         u8 counter_set_id[0x8];
1695         u8 reserved_at_68[0x18];
1696         u8 reserved_at_80[0x8];
1697         u8 rmpn[0x18];
1698         u8 reserved_at_a0[0x8];
1699         u8 hairpin_peer_sq[0x18];
1700         u8 reserved_at_c0[0x10];
1701         u8 hairpin_peer_vhca[0x10];
1702         u8 reserved_at_e0[0xa0];
1703         struct mlx5_ifc_wq_bits wq; /* Not used in LRO RQ. */
1704 };
1705
1706 struct mlx5_ifc_create_rq_out_bits {
1707         u8 status[0x8];
1708         u8 reserved_at_8[0x18];
1709         u8 syndrome[0x20];
1710         u8 reserved_at_40[0x8];
1711         u8 rqn[0x18];
1712         u8 reserved_at_60[0x20];
1713 };
1714
1715 struct mlx5_ifc_create_rq_in_bits {
1716         u8 opcode[0x10];
1717         u8 uid[0x10];
1718         u8 reserved_at_20[0x10];
1719         u8 op_mod[0x10];
1720         u8 reserved_at_40[0xc0];
1721         struct mlx5_ifc_rqc_bits ctx;
1722 };
1723
1724 struct mlx5_ifc_modify_rq_out_bits {
1725         u8 status[0x8];
1726         u8 reserved_at_8[0x18];
1727         u8 syndrome[0x20];
1728         u8 reserved_at_40[0x40];
1729 };
1730
1731 struct mlx5_ifc_create_tis_out_bits {
1732         u8 status[0x8];
1733         u8 reserved_at_8[0x18];
1734         u8 syndrome[0x20];
1735         u8 reserved_at_40[0x8];
1736         u8 tisn[0x18];
1737         u8 reserved_at_60[0x20];
1738 };
1739
1740 struct mlx5_ifc_create_tis_in_bits {
1741         u8 opcode[0x10];
1742         u8 uid[0x10];
1743         u8 reserved_at_20[0x10];
1744         u8 op_mod[0x10];
1745         u8 reserved_at_40[0xc0];
1746         struct mlx5_ifc_tisc_bits ctx;
1747 };
1748
1749 enum {
1750         MLX5_MODIFY_RQ_IN_MODIFY_BITMASK_WQ_LWM = 1ULL << 0,
1751         MLX5_MODIFY_RQ_IN_MODIFY_BITMASK_VSD = 1ULL << 1,
1752         MLX5_MODIFY_RQ_IN_MODIFY_BITMASK_SCATTER_FCS = 1ULL << 2,
1753         MLX5_MODIFY_RQ_IN_MODIFY_BITMASK_RQ_COUNTER_SET_ID = 1ULL << 3,
1754 };
1755
1756 struct mlx5_ifc_modify_rq_in_bits {
1757         u8 opcode[0x10];
1758         u8 uid[0x10];
1759         u8 reserved_at_20[0x10];
1760         u8 op_mod[0x10];
1761         u8 rq_state[0x4];
1762         u8 reserved_at_44[0x4];
1763         u8 rqn[0x18];
1764         u8 reserved_at_60[0x20];
1765         u8 modify_bitmask[0x40];
1766         u8 reserved_at_c0[0x40];
1767         struct mlx5_ifc_rqc_bits ctx;
1768 };
1769
1770 enum {
1771         MLX5_L3_PROT_TYPE_IPV4 = 0,
1772         MLX5_L3_PROT_TYPE_IPV6 = 1,
1773 };
1774
1775 enum {
1776         MLX5_L4_PROT_TYPE_TCP = 0,
1777         MLX5_L4_PROT_TYPE_UDP = 1,
1778 };
1779
1780 enum {
1781         MLX5_RX_HASH_FIELD_SELECT_SELECTED_FIELDS_SRC_IP     = 0x0,
1782         MLX5_RX_HASH_FIELD_SELECT_SELECTED_FIELDS_DST_IP     = 0x1,
1783         MLX5_RX_HASH_FIELD_SELECT_SELECTED_FIELDS_L4_SPORT   = 0x2,
1784         MLX5_RX_HASH_FIELD_SELECT_SELECTED_FIELDS_L4_DPORT   = 0x3,
1785         MLX5_RX_HASH_FIELD_SELECT_SELECTED_FIELDS_IPSEC_SPI  = 0x4,
1786 };
1787
1788 struct mlx5_ifc_rx_hash_field_select_bits {
1789         u8 l3_prot_type[0x1];
1790         u8 l4_prot_type[0x1];
1791         u8 selected_fields[0x1e];
1792 };
1793
1794 enum {
1795         MLX5_TIRC_DISP_TYPE_DIRECT    = 0x0,
1796         MLX5_TIRC_DISP_TYPE_INDIRECT  = 0x1,
1797 };
1798
1799 enum {
1800         MLX5_TIRC_LRO_ENABLE_MASK_IPV4_LRO  = 0x1,
1801         MLX5_TIRC_LRO_ENABLE_MASK_IPV6_LRO  = 0x2,
1802 };
1803
1804 enum {
1805         MLX5_RX_HASH_FN_NONE           = 0x0,
1806         MLX5_RX_HASH_FN_INVERTED_XOR8  = 0x1,
1807         MLX5_RX_HASH_FN_TOEPLITZ       = 0x2,
1808 };
1809
1810 enum {
1811         MLX5_TIRC_SELF_LB_BLOCK_BLOCK_UNICAST    = 0x1,
1812         MLX5_TIRC_SELF_LB_BLOCK_BLOCK_MULTICAST  = 0x2,
1813 };
1814
1815 enum {
1816         MLX5_LRO_MAX_MSG_SIZE_START_FROM_L4    = 0x0,
1817         MLX5_LRO_MAX_MSG_SIZE_START_FROM_L2  = 0x1,
1818 };
1819
1820 struct mlx5_ifc_tirc_bits {
1821         u8 reserved_at_0[0x20];
1822         u8 disp_type[0x4];
1823         u8 reserved_at_24[0x1c];
1824         u8 reserved_at_40[0x40];
1825         u8 reserved_at_80[0x4];
1826         u8 lro_timeout_period_usecs[0x10];
1827         u8 lro_enable_mask[0x4];
1828         u8 lro_max_msg_sz[0x8];
1829         u8 reserved_at_a0[0x40];
1830         u8 reserved_at_e0[0x8];
1831         u8 inline_rqn[0x18];
1832         u8 rx_hash_symmetric[0x1];
1833         u8 reserved_at_101[0x1];
1834         u8 tunneled_offload_en[0x1];
1835         u8 reserved_at_103[0x5];
1836         u8 indirect_table[0x18];
1837         u8 rx_hash_fn[0x4];
1838         u8 reserved_at_124[0x2];
1839         u8 self_lb_block[0x2];
1840         u8 transport_domain[0x18];
1841         u8 rx_hash_toeplitz_key[10][0x20];
1842         struct mlx5_ifc_rx_hash_field_select_bits rx_hash_field_selector_outer;
1843         struct mlx5_ifc_rx_hash_field_select_bits rx_hash_field_selector_inner;
1844         u8 reserved_at_2c0[0x4c0];
1845 };
1846
1847 struct mlx5_ifc_create_tir_out_bits {
1848         u8 status[0x8];
1849         u8 reserved_at_8[0x18];
1850         u8 syndrome[0x20];
1851         u8 reserved_at_40[0x8];
1852         u8 tirn[0x18];
1853         u8 reserved_at_60[0x20];
1854 };
1855
1856 struct mlx5_ifc_create_tir_in_bits {
1857         u8 opcode[0x10];
1858         u8 uid[0x10];
1859         u8 reserved_at_20[0x10];
1860         u8 op_mod[0x10];
1861         u8 reserved_at_40[0xc0];
1862         struct mlx5_ifc_tirc_bits ctx;
1863 };
1864
1865 enum {
1866         MLX5_INLINE_Q_TYPE_RQ = 0x0,
1867         MLX5_INLINE_Q_TYPE_VIRTQ = 0x1,
1868 };
1869
1870 struct mlx5_ifc_rq_num_bits {
1871         u8 reserved_at_0[0x8];
1872         u8 rq_num[0x18];
1873 };
1874
1875 struct mlx5_ifc_rqtc_bits {
1876         u8 reserved_at_0[0xa5];
1877         u8 list_q_type[0x3];
1878         u8 reserved_at_a8[0x8];
1879         u8 rqt_max_size[0x10];
1880         u8 reserved_at_c0[0x10];
1881         u8 rqt_actual_size[0x10];
1882         u8 reserved_at_e0[0x6a0];
1883         struct mlx5_ifc_rq_num_bits rq_num[];
1884 };
1885
1886 struct mlx5_ifc_create_rqt_out_bits {
1887         u8 status[0x8];
1888         u8 reserved_at_8[0x18];
1889         u8 syndrome[0x20];
1890         u8 reserved_at_40[0x8];
1891         u8 rqtn[0x18];
1892         u8 reserved_at_60[0x20];
1893 };
1894
1895 #ifdef PEDANTIC
1896 #pragma GCC diagnostic ignored "-Wpedantic"
1897 #endif
1898 struct mlx5_ifc_create_rqt_in_bits {
1899         u8 opcode[0x10];
1900         u8 uid[0x10];
1901         u8 reserved_at_20[0x10];
1902         u8 op_mod[0x10];
1903         u8 reserved_at_40[0xc0];
1904         struct mlx5_ifc_rqtc_bits rqt_context;
1905 };
1906
1907 struct mlx5_ifc_modify_rqt_in_bits {
1908         u8 opcode[0x10];
1909         u8 uid[0x10];
1910         u8 reserved_at_20[0x10];
1911         u8 op_mod[0x10];
1912         u8 reserved_at_40[0x8];
1913         u8 rqtn[0x18];
1914         u8 reserved_at_60[0x20];
1915         u8 modify_bitmask[0x40];
1916         u8 reserved_at_c0[0x40];
1917         struct mlx5_ifc_rqtc_bits rqt_context;
1918 };
1919 #ifdef PEDANTIC
1920 #pragma GCC diagnostic error "-Wpedantic"
1921 #endif
1922
1923 struct mlx5_ifc_modify_rqt_out_bits {
1924         u8 status[0x8];
1925         u8 reserved_at_8[0x18];
1926         u8 syndrome[0x20];
1927         u8 reserved_at_40[0x40];
1928 };
1929
1930 enum {
1931         MLX5_SQC_STATE_RST  = 0x0,
1932         MLX5_SQC_STATE_RDY  = 0x1,
1933         MLX5_SQC_STATE_ERR  = 0x3,
1934 };
1935
1936 struct mlx5_ifc_sqc_bits {
1937         u8 rlky[0x1];
1938         u8 cd_master[0x1];
1939         u8 fre[0x1];
1940         u8 flush_in_error_en[0x1];
1941         u8 allow_multi_pkt_send_wqe[0x1];
1942         u8 min_wqe_inline_mode[0x3];
1943         u8 state[0x4];
1944         u8 reg_umr[0x1];
1945         u8 allow_swp[0x1];
1946         u8 hairpin[0x1];
1947         u8 non_wire[0x1];
1948         u8 static_sq_wq[0x1];
1949         u8 reserved_at_11[0xf];
1950         u8 reserved_at_20[0x8];
1951         u8 user_index[0x18];
1952         u8 reserved_at_40[0x8];
1953         u8 cqn[0x18];
1954         u8 reserved_at_60[0x8];
1955         u8 hairpin_peer_rq[0x18];
1956         u8 reserved_at_80[0x10];
1957         u8 hairpin_peer_vhca[0x10];
1958         u8 reserved_at_a0[0x50];
1959         u8 packet_pacing_rate_limit_index[0x10];
1960         u8 tis_lst_sz[0x10];
1961         u8 reserved_at_110[0x10];
1962         u8 reserved_at_120[0x40];
1963         u8 reserved_at_160[0x8];
1964         u8 tis_num_0[0x18];
1965         struct mlx5_ifc_wq_bits wq;
1966 };
1967
1968 struct mlx5_ifc_query_sq_in_bits {
1969         u8 opcode[0x10];
1970         u8 reserved_at_10[0x10];
1971         u8 reserved_at_20[0x10];
1972         u8 op_mod[0x10];
1973         u8 reserved_at_40[0x8];
1974         u8 sqn[0x18];
1975         u8 reserved_at_60[0x20];
1976 };
1977
1978 struct mlx5_ifc_modify_sq_out_bits {
1979         u8 status[0x8];
1980         u8 reserved_at_8[0x18];
1981         u8 syndrome[0x20];
1982         u8 reserved_at_40[0x40];
1983 };
1984
1985 struct mlx5_ifc_modify_sq_in_bits {
1986         u8 opcode[0x10];
1987         u8 uid[0x10];
1988         u8 reserved_at_20[0x10];
1989         u8 op_mod[0x10];
1990         u8 sq_state[0x4];
1991         u8 reserved_at_44[0x4];
1992         u8 sqn[0x18];
1993         u8 reserved_at_60[0x20];
1994         u8 modify_bitmask[0x40];
1995         u8 reserved_at_c0[0x40];
1996         struct mlx5_ifc_sqc_bits ctx;
1997 };
1998
1999 struct mlx5_ifc_create_sq_out_bits {
2000         u8 status[0x8];
2001         u8 reserved_at_8[0x18];
2002         u8 syndrome[0x20];
2003         u8 reserved_at_40[0x8];
2004         u8 sqn[0x18];
2005         u8 reserved_at_60[0x20];
2006 };
2007
2008 struct mlx5_ifc_create_sq_in_bits {
2009         u8 opcode[0x10];
2010         u8 uid[0x10];
2011         u8 reserved_at_20[0x10];
2012         u8 op_mod[0x10];
2013         u8 reserved_at_40[0xc0];
2014         struct mlx5_ifc_sqc_bits ctx;
2015 };
2016
2017 enum {
2018         MLX5_FLOW_METER_OBJ_MODIFY_FIELD_ACTIVE = (1ULL << 0),
2019         MLX5_FLOW_METER_OBJ_MODIFY_FIELD_CBS = (1ULL << 1),
2020         MLX5_FLOW_METER_OBJ_MODIFY_FIELD_CIR = (1ULL << 2),
2021         MLX5_FLOW_METER_OBJ_MODIFY_FIELD_EBS = (1ULL << 3),
2022         MLX5_FLOW_METER_OBJ_MODIFY_FIELD_EIR = (1ULL << 4),
2023 };
2024
2025 struct mlx5_ifc_flow_meter_parameters_bits {
2026         u8         valid[0x1];                  // 00h
2027         u8         bucket_overflow[0x1];
2028         u8         start_color[0x2];
2029         u8         both_buckets_on_green[0x1];
2030         u8         meter_mode[0x2];
2031         u8         reserved_at_1[0x19];
2032         u8         reserved_at_2[0x20]; //04h
2033         u8         reserved_at_3[0x3];
2034         u8         cbs_exponent[0x5];           // 08h
2035         u8         cbs_mantissa[0x8];
2036         u8         reserved_at_4[0x3];
2037         u8         cir_exponent[0x5];
2038         u8         cir_mantissa[0x8];
2039         u8         reserved_at_5[0x20];         // 0Ch
2040         u8         reserved_at_6[0x3];
2041         u8         ebs_exponent[0x5];           // 10h
2042         u8         ebs_mantissa[0x8];
2043         u8         reserved_at_7[0x3];
2044         u8         eir_exponent[0x5];
2045         u8         eir_mantissa[0x8];
2046         u8         reserved_at_8[0x60];         // 14h-1Ch
2047 };
2048
2049 enum {
2050         MLX5_CQE_SIZE_64B = 0x0,
2051         MLX5_CQE_SIZE_128B = 0x1,
2052 };
2053
2054 struct mlx5_ifc_cqc_bits {
2055         u8 status[0x4];
2056         u8 as_notify[0x1];
2057         u8 initiator_src_dct[0x1];
2058         u8 dbr_umem_valid[0x1];
2059         u8 reserved_at_7[0x1];
2060         u8 cqe_sz[0x3];
2061         u8 cc[0x1];
2062         u8 reserved_at_c[0x1];
2063         u8 scqe_break_moderation_en[0x1];
2064         u8 oi[0x1];
2065         u8 cq_period_mode[0x2];
2066         u8 cqe_comp_en[0x1];
2067         u8 mini_cqe_res_format[0x2];
2068         u8 st[0x4];
2069         u8 reserved_at_18[0x8];
2070         u8 dbr_umem_id[0x20];
2071         u8 reserved_at_40[0x14];
2072         u8 page_offset[0x6];
2073         u8 reserved_at_5a[0x6];
2074         u8 reserved_at_60[0x3];
2075         u8 log_cq_size[0x5];
2076         u8 uar_page[0x18];
2077         u8 reserved_at_80[0x4];
2078         u8 cq_period[0xc];
2079         u8 cq_max_count[0x10];
2080         u8 reserved_at_a0[0x18];
2081         u8 c_eqn[0x8];
2082         u8 reserved_at_c0[0x3];
2083         u8 log_page_size[0x5];
2084         u8 reserved_at_c8[0x18];
2085         u8 reserved_at_e0[0x20];
2086         u8 reserved_at_100[0x8];
2087         u8 last_notified_index[0x18];
2088         u8 reserved_at_120[0x8];
2089         u8 last_solicit_index[0x18];
2090         u8 reserved_at_140[0x8];
2091         u8 consumer_counter[0x18];
2092         u8 reserved_at_160[0x8];
2093         u8 producer_counter[0x18];
2094         u8 local_partition_id[0xc];
2095         u8 process_id[0x14];
2096         u8 reserved_at_1A0[0x20];
2097         u8 dbr_addr[0x40];
2098 };
2099
2100 struct mlx5_ifc_create_cq_out_bits {
2101         u8 status[0x8];
2102         u8 reserved_at_8[0x18];
2103         u8 syndrome[0x20];
2104         u8 reserved_at_40[0x8];
2105         u8 cqn[0x18];
2106         u8 reserved_at_60[0x20];
2107 };
2108
2109 struct mlx5_ifc_create_cq_in_bits {
2110         u8 opcode[0x10];
2111         u8 uid[0x10];
2112         u8 reserved_at_20[0x10];
2113         u8 op_mod[0x10];
2114         u8 reserved_at_40[0x40];
2115         struct mlx5_ifc_cqc_bits cq_context;
2116         u8 cq_umem_offset[0x40];
2117         u8 cq_umem_id[0x20];
2118         u8 cq_umem_valid[0x1];
2119         u8 reserved_at_2e1[0x1f];
2120         u8 reserved_at_300[0x580];
2121         u8 pas[];
2122 };
2123
2124 enum {
2125         MLX5_GENERAL_OBJ_TYPE_VIRTQ = 0x000d,
2126         MLX5_GENERAL_OBJ_TYPE_VIRTIO_Q_COUNTERS = 0x001c,
2127 };
2128
2129 struct mlx5_ifc_general_obj_in_cmd_hdr_bits {
2130         u8 opcode[0x10];
2131         u8 reserved_at_10[0x20];
2132         u8 obj_type[0x10];
2133         u8 obj_id[0x20];
2134         u8 reserved_at_60[0x20];
2135 };
2136
2137 struct mlx5_ifc_general_obj_out_cmd_hdr_bits {
2138         u8 status[0x8];
2139         u8 reserved_at_8[0x18];
2140         u8 syndrome[0x20];
2141         u8 obj_id[0x20];
2142         u8 reserved_at_60[0x20];
2143 };
2144
2145 struct mlx5_ifc_virtio_q_counters_bits {
2146         u8 modify_field_select[0x40];
2147         u8 reserved_at_40[0x40];
2148         u8 received_desc[0x40];
2149         u8 completed_desc[0x40];
2150         u8 error_cqes[0x20];
2151         u8 bad_desc_errors[0x20];
2152         u8 exceed_max_chain[0x20];
2153         u8 invalid_buffer[0x20];
2154         u8 reserved_at_180[0x50];
2155 };
2156
2157 struct mlx5_ifc_create_virtio_q_counters_in_bits {
2158         struct mlx5_ifc_general_obj_in_cmd_hdr_bits hdr;
2159         struct mlx5_ifc_virtio_q_counters_bits virtio_q_counters;
2160 };
2161
2162 struct mlx5_ifc_query_virtio_q_counters_out_bits {
2163         struct mlx5_ifc_general_obj_in_cmd_hdr_bits hdr;
2164         struct mlx5_ifc_virtio_q_counters_bits virtio_q_counters;
2165 };
2166 enum {
2167         MLX5_VIRTQ_STATE_INIT = 0,
2168         MLX5_VIRTQ_STATE_RDY = 1,
2169         MLX5_VIRTQ_STATE_SUSPEND = 2,
2170         MLX5_VIRTQ_STATE_ERROR = 3,
2171 };
2172
2173 enum {
2174         MLX5_VIRTQ_MODIFY_TYPE_STATE = (1UL << 0),
2175         MLX5_VIRTQ_MODIFY_TYPE_DIRTY_BITMAP_PARAMS = (1UL << 3),
2176         MLX5_VIRTQ_MODIFY_TYPE_DIRTY_BITMAP_DUMP_ENABLE = (1UL << 4),
2177 };
2178
2179 struct mlx5_ifc_virtio_q_bits {
2180         u8 virtio_q_type[0x8];
2181         u8 reserved_at_8[0x5];
2182         u8 event_mode[0x3];
2183         u8 queue_index[0x10];
2184         u8 full_emulation[0x1];
2185         u8 virtio_version_1_0[0x1];
2186         u8 reserved_at_22[0x2];
2187         u8 offload_type[0x4];
2188         u8 event_qpn_or_msix[0x18];
2189         u8 doorbell_stride_idx[0x10];
2190         u8 queue_size[0x10];
2191         u8 device_emulation_id[0x20];
2192         u8 desc_addr[0x40];
2193         u8 used_addr[0x40];
2194         u8 available_addr[0x40];
2195         u8 virtio_q_mkey[0x20];
2196         u8 reserved_at_160[0x20];
2197         u8 umem_1_id[0x20];
2198         u8 umem_1_size[0x20];
2199         u8 umem_1_offset[0x40];
2200         u8 umem_2_id[0x20];
2201         u8 umem_2_size[0x20];
2202         u8 umem_2_offset[0x40];
2203         u8 umem_3_id[0x20];
2204         u8 umem_3_size[0x20];
2205         u8 umem_3_offset[0x40];
2206         u8 counter_set_id[0x20];
2207         u8 reserved_at_320[0x8];
2208         u8 pd[0x18];
2209         u8 reserved_at_340[0xc0];
2210 };
2211
2212 struct mlx5_ifc_virtio_net_q_bits {
2213         u8 modify_field_select[0x40];
2214         u8 reserved_at_40[0x40];
2215         u8 tso_ipv4[0x1];
2216         u8 tso_ipv6[0x1];
2217         u8 tx_csum[0x1];
2218         u8 rx_csum[0x1];
2219         u8 reserved_at_84[0x6];
2220         u8 dirty_bitmap_dump_enable[0x1];
2221         u8 vhost_log_page[0x5];
2222         u8 reserved_at_90[0xc];
2223         u8 state[0x4];
2224         u8 error_type[0x8];
2225         u8 tisn_or_qpn[0x18];
2226         u8 dirty_bitmap_mkey[0x20];
2227         u8 dirty_bitmap_size[0x20];
2228         u8 dirty_bitmap_addr[0x40];
2229         u8 hw_available_index[0x10];
2230         u8 hw_used_index[0x10];
2231         u8 reserved_at_160[0xa0];
2232         struct mlx5_ifc_virtio_q_bits virtio_q_context;
2233 };
2234
2235 struct mlx5_ifc_create_virtq_in_bits {
2236         struct mlx5_ifc_general_obj_in_cmd_hdr_bits hdr;
2237         struct mlx5_ifc_virtio_net_q_bits virtq;
2238 };
2239
2240 struct mlx5_ifc_query_virtq_out_bits {
2241         struct mlx5_ifc_general_obj_in_cmd_hdr_bits hdr;
2242         struct mlx5_ifc_virtio_net_q_bits virtq;
2243 };
2244
2245 enum {
2246         MLX5_QP_ST_RC = 0x0,
2247 };
2248
2249 enum {
2250         MLX5_QP_PM_MIGRATED = 0x3,
2251 };
2252
2253 enum {
2254         MLX5_NON_ZERO_RQ = 0x0,
2255         MLX5_SRQ_RQ = 0x1,
2256         MLX5_CRQ_RQ = 0x2,
2257         MLX5_ZERO_LEN_RQ = 0x3,
2258 };
2259
2260 struct mlx5_ifc_ads_bits {
2261         u8 fl[0x1];
2262         u8 free_ar[0x1];
2263         u8 reserved_at_2[0xe];
2264         u8 pkey_index[0x10];
2265         u8 reserved_at_20[0x8];
2266         u8 grh[0x1];
2267         u8 mlid[0x7];
2268         u8 rlid[0x10];
2269         u8 ack_timeout[0x5];
2270         u8 reserved_at_45[0x3];
2271         u8 src_addr_index[0x8];
2272         u8 reserved_at_50[0x4];
2273         u8 stat_rate[0x4];
2274         u8 hop_limit[0x8];
2275         u8 reserved_at_60[0x4];
2276         u8 tclass[0x8];
2277         u8 flow_label[0x14];
2278         u8 rgid_rip[16][0x8];
2279         u8 reserved_at_100[0x4];
2280         u8 f_dscp[0x1];
2281         u8 f_ecn[0x1];
2282         u8 reserved_at_106[0x1];
2283         u8 f_eth_prio[0x1];
2284         u8 ecn[0x2];
2285         u8 dscp[0x6];
2286         u8 udp_sport[0x10];
2287         u8 dei_cfi[0x1];
2288         u8 eth_prio[0x3];
2289         u8 sl[0x4];
2290         u8 vhca_port_num[0x8];
2291         u8 rmac_47_32[0x10];
2292         u8 rmac_31_0[0x20];
2293 };
2294
2295 struct mlx5_ifc_qpc_bits {
2296         u8 state[0x4];
2297         u8 lag_tx_port_affinity[0x4];
2298         u8 st[0x8];
2299         u8 reserved_at_10[0x3];
2300         u8 pm_state[0x2];
2301         u8 reserved_at_15[0x1];
2302         u8 req_e2e_credit_mode[0x2];
2303         u8 offload_type[0x4];
2304         u8 end_padding_mode[0x2];
2305         u8 reserved_at_1e[0x2];
2306         u8 wq_signature[0x1];
2307         u8 block_lb_mc[0x1];
2308         u8 atomic_like_write_en[0x1];
2309         u8 latency_sensitive[0x1];
2310         u8 reserved_at_24[0x1];
2311         u8 drain_sigerr[0x1];
2312         u8 reserved_at_26[0x2];
2313         u8 pd[0x18];
2314         u8 mtu[0x3];
2315         u8 log_msg_max[0x5];
2316         u8 reserved_at_48[0x1];
2317         u8 log_rq_size[0x4];
2318         u8 log_rq_stride[0x3];
2319         u8 no_sq[0x1];
2320         u8 log_sq_size[0x4];
2321         u8 reserved_at_55[0x6];
2322         u8 rlky[0x1];
2323         u8 ulp_stateless_offload_mode[0x4];
2324         u8 counter_set_id[0x8];
2325         u8 uar_page[0x18];
2326         u8 reserved_at_80[0x8];
2327         u8 user_index[0x18];
2328         u8 reserved_at_a0[0x3];
2329         u8 log_page_size[0x5];
2330         u8 remote_qpn[0x18];
2331         struct mlx5_ifc_ads_bits primary_address_path;
2332         struct mlx5_ifc_ads_bits secondary_address_path;
2333         u8 log_ack_req_freq[0x4];
2334         u8 reserved_at_384[0x4];
2335         u8 log_sra_max[0x3];
2336         u8 reserved_at_38b[0x2];
2337         u8 retry_count[0x3];
2338         u8 rnr_retry[0x3];
2339         u8 reserved_at_393[0x1];
2340         u8 fre[0x1];
2341         u8 cur_rnr_retry[0x3];
2342         u8 cur_retry_count[0x3];
2343         u8 reserved_at_39b[0x5];
2344         u8 reserved_at_3a0[0x20];
2345         u8 reserved_at_3c0[0x8];
2346         u8 next_send_psn[0x18];
2347         u8 reserved_at_3e0[0x8];
2348         u8 cqn_snd[0x18];
2349         u8 reserved_at_400[0x8];
2350         u8 deth_sqpn[0x18];
2351         u8 reserved_at_420[0x20];
2352         u8 reserved_at_440[0x8];
2353         u8 last_acked_psn[0x18];
2354         u8 reserved_at_460[0x8];
2355         u8 ssn[0x18];
2356         u8 reserved_at_480[0x8];
2357         u8 log_rra_max[0x3];
2358         u8 reserved_at_48b[0x1];
2359         u8 atomic_mode[0x4];
2360         u8 rre[0x1];
2361         u8 rwe[0x1];
2362         u8 rae[0x1];
2363         u8 reserved_at_493[0x1];
2364         u8 page_offset[0x6];
2365         u8 reserved_at_49a[0x3];
2366         u8 cd_slave_receive[0x1];
2367         u8 cd_slave_send[0x1];
2368         u8 cd_master[0x1];
2369         u8 reserved_at_4a0[0x3];
2370         u8 min_rnr_nak[0x5];
2371         u8 next_rcv_psn[0x18];
2372         u8 reserved_at_4c0[0x8];
2373         u8 xrcd[0x18];
2374         u8 reserved_at_4e0[0x8];
2375         u8 cqn_rcv[0x18];
2376         u8 dbr_addr[0x40];
2377         u8 q_key[0x20];
2378         u8 reserved_at_560[0x5];
2379         u8 rq_type[0x3];
2380         u8 srqn_rmpn_xrqn[0x18];
2381         u8 reserved_at_580[0x8];
2382         u8 rmsn[0x18];
2383         u8 hw_sq_wqebb_counter[0x10];
2384         u8 sw_sq_wqebb_counter[0x10];
2385         u8 hw_rq_counter[0x20];
2386         u8 sw_rq_counter[0x20];
2387         u8 reserved_at_600[0x20];
2388         u8 reserved_at_620[0xf];
2389         u8 cgs[0x1];
2390         u8 cs_req[0x8];
2391         u8 cs_res[0x8];
2392         u8 dc_access_key[0x40];
2393         u8 reserved_at_680[0x3];
2394         u8 dbr_umem_valid[0x1];
2395         u8 reserved_at_684[0x9c];
2396         u8 dbr_umem_id[0x20];
2397 };
2398
2399 struct mlx5_ifc_create_qp_out_bits {
2400         u8 status[0x8];
2401         u8 reserved_at_8[0x18];
2402         u8 syndrome[0x20];
2403         u8 reserved_at_40[0x8];
2404         u8 qpn[0x18];
2405         u8 reserved_at_60[0x20];
2406 };
2407
2408 #ifdef PEDANTIC
2409 #pragma GCC diagnostic ignored "-Wpedantic"
2410 #endif
2411 struct mlx5_ifc_create_qp_in_bits {
2412         u8 opcode[0x10];
2413         u8 uid[0x10];
2414         u8 reserved_at_20[0x10];
2415         u8 op_mod[0x10];
2416         u8 reserved_at_40[0x40];
2417         u8 opt_param_mask[0x20];
2418         u8 reserved_at_a0[0x20];
2419         struct mlx5_ifc_qpc_bits qpc;
2420         u8 wq_umem_offset[0x40];
2421         u8 wq_umem_id[0x20];
2422         u8 wq_umem_valid[0x1];
2423         u8 reserved_at_861[0x1f];
2424         u8 pas[0][0x40];
2425 };
2426 #ifdef PEDANTIC
2427 #pragma GCC diagnostic error "-Wpedantic"
2428 #endif
2429
2430 struct mlx5_ifc_sqerr2rts_qp_out_bits {
2431         u8 status[0x8];
2432         u8 reserved_at_8[0x18];
2433         u8 syndrome[0x20];
2434         u8 reserved_at_40[0x40];
2435 };
2436
2437 struct mlx5_ifc_sqerr2rts_qp_in_bits {
2438         u8 opcode[0x10];
2439         u8 uid[0x10];
2440         u8 reserved_at_20[0x10];
2441         u8 op_mod[0x10];
2442         u8 reserved_at_40[0x8];
2443         u8 qpn[0x18];
2444         u8 reserved_at_60[0x20];
2445         u8 opt_param_mask[0x20];
2446         u8 reserved_at_a0[0x20];
2447         struct mlx5_ifc_qpc_bits qpc;
2448         u8 reserved_at_800[0x80];
2449 };
2450
2451 struct mlx5_ifc_sqd2rts_qp_out_bits {
2452         u8 status[0x8];
2453         u8 reserved_at_8[0x18];
2454         u8 syndrome[0x20];
2455         u8 reserved_at_40[0x40];
2456 };
2457
2458 struct mlx5_ifc_sqd2rts_qp_in_bits {
2459         u8 opcode[0x10];
2460         u8 uid[0x10];
2461         u8 reserved_at_20[0x10];
2462         u8 op_mod[0x10];
2463         u8 reserved_at_40[0x8];
2464         u8 qpn[0x18];
2465         u8 reserved_at_60[0x20];
2466         u8 opt_param_mask[0x20];
2467         u8 reserved_at_a0[0x20];
2468         struct mlx5_ifc_qpc_bits qpc;
2469         u8 reserved_at_800[0x80];
2470 };
2471
2472 struct mlx5_ifc_rts2rts_qp_out_bits {
2473         u8 status[0x8];
2474         u8 reserved_at_8[0x18];
2475         u8 syndrome[0x20];
2476         u8 reserved_at_40[0x40];
2477 };
2478
2479 struct mlx5_ifc_rts2rts_qp_in_bits {
2480         u8 opcode[0x10];
2481         u8 uid[0x10];
2482         u8 reserved_at_20[0x10];
2483         u8 op_mod[0x10];
2484         u8 reserved_at_40[0x8];
2485         u8 qpn[0x18];
2486         u8 reserved_at_60[0x20];
2487         u8 opt_param_mask[0x20];
2488         u8 reserved_at_a0[0x20];
2489         struct mlx5_ifc_qpc_bits qpc;
2490         u8 reserved_at_800[0x80];
2491 };
2492
2493 struct mlx5_ifc_rtr2rts_qp_out_bits {
2494         u8 status[0x8];
2495         u8 reserved_at_8[0x18];
2496         u8 syndrome[0x20];
2497         u8 reserved_at_40[0x40];
2498 };
2499
2500 struct mlx5_ifc_rtr2rts_qp_in_bits {
2501         u8 opcode[0x10];
2502         u8 uid[0x10];
2503         u8 reserved_at_20[0x10];
2504         u8 op_mod[0x10];
2505         u8 reserved_at_40[0x8];
2506         u8 qpn[0x18];
2507         u8 reserved_at_60[0x20];
2508         u8 opt_param_mask[0x20];
2509         u8 reserved_at_a0[0x20];
2510         struct mlx5_ifc_qpc_bits qpc;
2511         u8 reserved_at_800[0x80];
2512 };
2513
2514 struct mlx5_ifc_rst2init_qp_out_bits {
2515         u8 status[0x8];
2516         u8 reserved_at_8[0x18];
2517         u8 syndrome[0x20];
2518         u8 reserved_at_40[0x40];
2519 };
2520
2521 struct mlx5_ifc_rst2init_qp_in_bits {
2522         u8 opcode[0x10];
2523         u8 uid[0x10];
2524         u8 reserved_at_20[0x10];
2525         u8 op_mod[0x10];
2526         u8 reserved_at_40[0x8];
2527         u8 qpn[0x18];
2528         u8 reserved_at_60[0x20];
2529         u8 opt_param_mask[0x20];
2530         u8 reserved_at_a0[0x20];
2531         struct mlx5_ifc_qpc_bits qpc;
2532         u8 reserved_at_800[0x80];
2533 };
2534
2535 struct mlx5_ifc_init2rtr_qp_out_bits {
2536         u8 status[0x8];
2537         u8 reserved_at_8[0x18];
2538         u8 syndrome[0x20];
2539         u8 reserved_at_40[0x40];
2540 };
2541
2542 struct mlx5_ifc_init2rtr_qp_in_bits {
2543         u8 opcode[0x10];
2544         u8 uid[0x10];
2545         u8 reserved_at_20[0x10];
2546         u8 op_mod[0x10];
2547         u8 reserved_at_40[0x8];
2548         u8 qpn[0x18];
2549         u8 reserved_at_60[0x20];
2550         u8 opt_param_mask[0x20];
2551         u8 reserved_at_a0[0x20];
2552         struct mlx5_ifc_qpc_bits qpc;
2553         u8 reserved_at_800[0x80];
2554 };
2555
2556 struct mlx5_ifc_init2init_qp_out_bits {
2557         u8 status[0x8];
2558         u8 reserved_at_8[0x18];
2559         u8 syndrome[0x20];
2560         u8 reserved_at_40[0x40];
2561 };
2562
2563 struct mlx5_ifc_init2init_qp_in_bits {
2564         u8 opcode[0x10];
2565         u8 uid[0x10];
2566         u8 reserved_at_20[0x10];
2567         u8 op_mod[0x10];
2568         u8 reserved_at_40[0x8];
2569         u8 qpn[0x18];
2570         u8 reserved_at_60[0x20];
2571         u8 opt_param_mask[0x20];
2572         u8 reserved_at_a0[0x20];
2573         struct mlx5_ifc_qpc_bits qpc;
2574         u8 reserved_at_800[0x80];
2575 };
2576
2577 #ifdef PEDANTIC
2578 #pragma GCC diagnostic ignored "-Wpedantic"
2579 #endif
2580 struct mlx5_ifc_query_qp_out_bits {
2581         u8 status[0x8];
2582         u8 reserved_at_8[0x18];
2583         u8 syndrome[0x20];
2584         u8 reserved_at_40[0x40];
2585         u8 opt_param_mask[0x20];
2586         u8 reserved_at_a0[0x20];
2587         struct mlx5_ifc_qpc_bits qpc;
2588         u8 reserved_at_800[0x80];
2589         u8 pas[0][0x40];
2590 };
2591 #ifdef PEDANTIC
2592 #pragma GCC diagnostic error "-Wpedantic"
2593 #endif
2594
2595 struct mlx5_ifc_query_qp_in_bits {
2596         u8 opcode[0x10];
2597         u8 reserved_at_10[0x10];
2598         u8 reserved_at_20[0x10];
2599         u8 op_mod[0x10];
2600         u8 reserved_at_40[0x8];
2601         u8 qpn[0x18];
2602         u8 reserved_at_60[0x20];
2603 };
2604
2605 enum {
2606         MLX5_DATA_RATE = 0x0,
2607         MLX5_WQE_RATE = 0x1,
2608 };
2609
2610 struct mlx5_ifc_set_pp_rate_limit_context_bits {
2611         u8 rate_limit[0x20];
2612         u8 burst_upper_bound[0x20];
2613         u8 reserved_at_40[0xC];
2614         u8 rate_mode[0x4];
2615         u8 typical_packet_size[0x10];
2616         u8 reserved_at_60[0x120];
2617 };
2618
2619 #define MLX5_ACCESS_REGISTER_DATA_DWORD_MAX 8u
2620
2621 #ifdef PEDANTIC
2622 #pragma GCC diagnostic ignored "-Wpedantic"
2623 #endif
2624 struct mlx5_ifc_access_register_out_bits {
2625         u8 status[0x8];
2626         u8 reserved_at_8[0x18];
2627         u8 syndrome[0x20];
2628         u8 reserved_at_40[0x40];
2629         u8 register_data[0][0x20];
2630 };
2631
2632 struct mlx5_ifc_access_register_in_bits {
2633         u8 opcode[0x10];
2634         u8 reserved_at_10[0x10];
2635         u8 reserved_at_20[0x10];
2636         u8 op_mod[0x10];
2637         u8 reserved_at_40[0x10];
2638         u8 register_id[0x10];
2639         u8 argument[0x20];
2640         u8 register_data[0][0x20];
2641 };
2642 #ifdef PEDANTIC
2643 #pragma GCC diagnostic error "-Wpedantic"
2644 #endif
2645
2646 enum {
2647         MLX5_ACCESS_REGISTER_IN_OP_MOD_WRITE  = 0x0,
2648         MLX5_ACCESS_REGISTER_IN_OP_MOD_READ   = 0x1,
2649 };
2650
2651 enum {
2652         MLX5_REGISTER_ID_MTUTC  = 0x9055,
2653 };
2654
2655 struct mlx5_ifc_register_mtutc_bits {
2656         u8 time_stamp_mode[0x2];
2657         u8 time_stamp_state[0x2];
2658         u8 reserved_at_4[0x18];
2659         u8 operation[0x4];
2660         u8 freq_adjustment[0x20];
2661         u8 reserved_at_40[0x40];
2662         u8 utc_sec[0x20];
2663         u8 utc_nsec[0x20];
2664         u8 time_adjustment[0x20];
2665 };
2666
2667 #define MLX5_MTUTC_TIMESTAMP_MODE_INTERNAL_TIMER 0
2668 #define MLX5_MTUTC_TIMESTAMP_MODE_REAL_TIME 1
2669
2670 struct regexp_params_field_select_bits {
2671         u8 reserved_at_0[0x1e];
2672         u8 stop_engine[0x1];
2673         u8 db_umem_id[0x1];
2674 };
2675
2676 struct mlx5_ifc_regexp_params_bits {
2677         u8 reserved_at_0[0x1f];
2678         u8 stop_engine[0x1];
2679         u8 db_umem_id[0x20];
2680         u8 db_umem_offset[0x40];
2681         u8 reserved_at_80[0x100];
2682 };
2683
2684 struct mlx5_ifc_set_regexp_params_in_bits {
2685         u8 opcode[0x10];
2686         u8 uid[0x10];
2687         u8 reserved_at_20[0x10];
2688         u8 op_mod[0x10];
2689         u8 reserved_at_40[0x18];
2690         u8 engine_id[0x8];
2691         struct regexp_params_field_select_bits field_select;
2692         struct mlx5_ifc_regexp_params_bits regexp_params;
2693 };
2694
2695 struct mlx5_ifc_set_regexp_params_out_bits {
2696         u8 status[0x8];
2697         u8 reserved_at_8[0x18];
2698         u8 syndrome[0x20];
2699         u8 reserved_at_18[0x40];
2700 };
2701
2702 struct mlx5_ifc_query_regexp_params_in_bits {
2703         u8 opcode[0x10];
2704         u8 uid[0x10];
2705         u8 reserved_at_20[0x10];
2706         u8 op_mod[0x10];
2707         u8 reserved_at_40[0x18];
2708         u8 engine_id[0x8];
2709         u8 reserved[0x20];
2710 };
2711
2712 struct mlx5_ifc_query_regexp_params_out_bits {
2713         u8 status[0x8];
2714         u8 reserved_at_8[0x18];
2715         u8 syndrome[0x20];
2716         u8 reserved[0x40];
2717         struct mlx5_ifc_regexp_params_bits regexp_params;
2718 };
2719
2720 struct mlx5_ifc_set_regexp_register_in_bits {
2721         u8 opcode[0x10];
2722         u8 uid[0x10];
2723         u8 reserved_at_20[0x10];
2724         u8 op_mod[0x10];
2725         u8 reserved_at_40[0x18];
2726         u8 engine_id[0x8];
2727         u8 register_address[0x20];
2728         u8 register_data[0x20];
2729         u8 reserved[0x40];
2730 };
2731
2732 struct mlx5_ifc_set_regexp_register_out_bits {
2733         u8 status[0x8];
2734         u8 reserved_at_8[0x18];
2735         u8 syndrome[0x20];
2736         u8 reserved[0x40];
2737 };
2738
2739 struct mlx5_ifc_query_regexp_register_in_bits {
2740         u8 opcode[0x10];
2741         u8 uid[0x10];
2742         u8 reserved_at_20[0x10];
2743         u8 op_mod[0x10];
2744         u8 reserved_at_40[0x18];
2745         u8 engine_id[0x8];
2746         u8 register_address[0x20];
2747 };
2748
2749 struct mlx5_ifc_query_regexp_register_out_bits {
2750         u8 status[0x8];
2751         u8 reserved_at_8[0x18];
2752         u8 syndrome[0x20];
2753         u8 reserved[0x20];
2754         u8 register_data[0x20];
2755 };
2756
2757 /* CQE format mask. */
2758 #define MLX5E_CQE_FORMAT_MASK 0xc
2759
2760 /* MPW opcode. */
2761 #define MLX5_OPC_MOD_MPW 0x01
2762
2763 /* Compressed Rx CQE structure. */
2764 struct mlx5_mini_cqe8 {
2765         union {
2766                 uint32_t rx_hash_result;
2767                 struct {
2768                         uint16_t checksum;
2769                         uint16_t stride_idx;
2770                 };
2771                 struct {
2772                         uint16_t wqe_counter;
2773                         uint8_t  s_wqe_opcode;
2774                         uint8_t  reserved;
2775                 } s_wqe_info;
2776         };
2777         uint32_t byte_cnt;
2778 };
2779
2780 /* srTCM PRM flow meter parameters. */
2781 enum {
2782         MLX5_FLOW_COLOR_RED = 0,
2783         MLX5_FLOW_COLOR_YELLOW,
2784         MLX5_FLOW_COLOR_GREEN,
2785         MLX5_FLOW_COLOR_UNDEFINED,
2786 };
2787
2788 /* Maximum value of srTCM metering parameters. */
2789 #define MLX5_SRTCM_CBS_MAX (0xFF * (1ULL << 0x1F))
2790 #define MLX5_SRTCM_CIR_MAX (8 * (1ULL << 30) * 0xFF)
2791 #define MLX5_SRTCM_EBS_MAX 0
2792
2793 /* The bits meter color use. */
2794 #define MLX5_MTR_COLOR_BITS 8
2795
2796 /**
2797  * Convert a user mark to flow mark.
2798  *
2799  * @param val
2800  *   Mark value to convert.
2801  *
2802  * @return
2803  *   Converted mark value.
2804  */
2805 static inline uint32_t
2806 mlx5_flow_mark_set(uint32_t val)
2807 {
2808         uint32_t ret;
2809
2810         /*
2811          * Add one to the user value to differentiate un-marked flows from
2812          * marked flows, if the ID is equal to MLX5_FLOW_MARK_DEFAULT it
2813          * remains untouched.
2814          */
2815         if (val != MLX5_FLOW_MARK_DEFAULT)
2816                 ++val;
2817 #if RTE_BYTE_ORDER == RTE_LITTLE_ENDIAN
2818         /*
2819          * Mark is 24 bits (minus reserved values) but is stored on a 32 bit
2820          * word, byte-swapped by the kernel on little-endian systems. In this
2821          * case, left-shifting the resulting big-endian value ensures the
2822          * least significant 24 bits are retained when converting it back.
2823          */
2824         ret = rte_cpu_to_be_32(val) >> 8;
2825 #else
2826         ret = val;
2827 #endif
2828         return ret;
2829 }
2830
2831 /**
2832  * Convert a mark to user mark.
2833  *
2834  * @param val
2835  *   Mark value to convert.
2836  *
2837  * @return
2838  *   Converted mark value.
2839  */
2840 static inline uint32_t
2841 mlx5_flow_mark_get(uint32_t val)
2842 {
2843         /*
2844          * Subtract one from the retrieved value. It was added by
2845          * mlx5_flow_mark_set() to distinguish unmarked flows.
2846          */
2847 #if RTE_BYTE_ORDER == RTE_LITTLE_ENDIAN
2848         return (val >> 8) - 1;
2849 #else
2850         return val - 1;
2851 #endif
2852 }
2853
2854 #endif /* RTE_PMD_MLX5_PRM_H_ */