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33#ifndef MLX5_DEVICE_H
34#define MLX5_DEVICE_H
35
36#include <linux/types.h>
37#include <rdma/ib_verbs.h>
38#include <linux/mlx5/mlx5_ifc.h>
39
40#if defined(__LITTLE_ENDIAN)
41#define MLX5_SET_HOST_ENDIANNESS 0
42#elif defined(__BIG_ENDIAN)
43#define MLX5_SET_HOST_ENDIANNESS 0x80
44#else
45#error Host endianness not defined
46#endif
47
48
49#define __mlx5_nullp(typ) ((struct mlx5_ifc_##typ##_bits *)0)
50#define __mlx5_bit_sz(typ, fld) sizeof(__mlx5_nullp(typ)->fld)
51#define __mlx5_bit_off(typ, fld) ((unsigned)(unsigned long)(&(__mlx5_nullp(typ)->fld)))
52#define __mlx5_dw_off(typ, fld) (__mlx5_bit_off(typ, fld) / 32)
53#define __mlx5_64_off(typ, fld) (__mlx5_bit_off(typ, fld) / 64)
54#define __mlx5_dw_bit_off(typ, fld) (32 - __mlx5_bit_sz(typ, fld) - (__mlx5_bit_off(typ, fld) & 0x1f))
55#define __mlx5_mask(typ, fld) ((u32)((1ull << __mlx5_bit_sz(typ, fld)) - 1))
56#define __mlx5_dw_mask(typ, fld) (__mlx5_mask(typ, fld) << __mlx5_dw_bit_off(typ, fld))
57#define __mlx5_st_sz_bits(typ) sizeof(struct mlx5_ifc_##typ##_bits)
58
59#define MLX5_FLD_SZ_BYTES(typ, fld) (__mlx5_bit_sz(typ, fld) / 8)
60#define MLX5_ST_SZ_BYTES(typ) (sizeof(struct mlx5_ifc_##typ##_bits) / 8)
61#define MLX5_ST_SZ_DW(typ) (sizeof(struct mlx5_ifc_##typ##_bits) / 32)
62#define MLX5_ST_SZ_QW(typ) (sizeof(struct mlx5_ifc_##typ##_bits) / 64)
63#define MLX5_UN_SZ_BYTES(typ) (sizeof(union mlx5_ifc_##typ##_bits) / 8)
64#define MLX5_UN_SZ_DW(typ) (sizeof(union mlx5_ifc_##typ##_bits) / 32)
65#define MLX5_BYTE_OFF(typ, fld) (__mlx5_bit_off(typ, fld) / 8)
66#define MLX5_ADDR_OF(typ, p, fld) ((char *)(p) + MLX5_BYTE_OFF(typ, fld))
67
68
69#define MLX5_SET(typ, p, fld, v) do { \
70 u32 _v = v; \
71 BUILD_BUG_ON(__mlx5_st_sz_bits(typ) % 32); \
72 *((__be32 *)(p) + __mlx5_dw_off(typ, fld)) = \
73 cpu_to_be32((be32_to_cpu(*((__be32 *)(p) + __mlx5_dw_off(typ, fld))) & \
74 (~__mlx5_dw_mask(typ, fld))) | (((_v) & __mlx5_mask(typ, fld)) \
75 << __mlx5_dw_bit_off(typ, fld))); \
76} while (0)
77
78#define MLX5_SET_TO_ONES(typ, p, fld) do { \
79 BUILD_BUG_ON(__mlx5_st_sz_bits(typ) % 32); \
80 *((__be32 *)(p) + __mlx5_dw_off(typ, fld)) = \
81 cpu_to_be32((be32_to_cpu(*((__be32 *)(p) + __mlx5_dw_off(typ, fld))) & \
82 (~__mlx5_dw_mask(typ, fld))) | ((__mlx5_mask(typ, fld)) \
83 << __mlx5_dw_bit_off(typ, fld))); \
84} while (0)
85
86#define MLX5_GET(typ, p, fld) ((be32_to_cpu(*((__be32 *)(p) +\
87__mlx5_dw_off(typ, fld))) >> __mlx5_dw_bit_off(typ, fld)) & \
88__mlx5_mask(typ, fld))
89
90#define MLX5_GET_PR(typ, p, fld) ({ \
91 u32 ___t = MLX5_GET(typ, p, fld); \
92 pr_debug(#fld " = 0x%x\n", ___t); \
93 ___t; \
94})
95
96#define __MLX5_SET64(typ, p, fld, v) do { \
97 BUILD_BUG_ON(__mlx5_bit_sz(typ, fld) != 64); \
98 *((__be64 *)(p) + __mlx5_64_off(typ, fld)) = cpu_to_be64(v); \
99} while (0)
100
101#define MLX5_SET64(typ, p, fld, v) do { \
102 BUILD_BUG_ON(__mlx5_bit_off(typ, fld) % 64); \
103 __MLX5_SET64(typ, p, fld, v); \
104} while (0)
105
106#define MLX5_ARRAY_SET64(typ, p, fld, idx, v) do { \
107 BUILD_BUG_ON(__mlx5_bit_off(typ, fld) % 64); \
108 __MLX5_SET64(typ, p, fld[idx], v); \
109} while (0)
110
111#define MLX5_GET64(typ, p, fld) be64_to_cpu(*((__be64 *)(p) + __mlx5_64_off(typ, fld)))
112
113#define MLX5_GET64_PR(typ, p, fld) ({ \
114 u64 ___t = MLX5_GET64(typ, p, fld); \
115 pr_debug(#fld " = 0x%llx\n", ___t); \
116 ___t; \
117})
118
119
120#define MLX5_GET64_BE(typ, p, fld) (*((__be64 *)(p) +\
121 __mlx5_64_off(typ, fld)))
122
123#define MLX5_GET_BE(type_t, typ, p, fld) ({ \
124 type_t tmp; \
125 switch (sizeof(tmp)) { \
126 case sizeof(u8): \
127 tmp = (__force type_t)MLX5_GET(typ, p, fld); \
128 break; \
129 case sizeof(u16): \
130 tmp = (__force type_t)cpu_to_be16(MLX5_GET(typ, p, fld)); \
131 break; \
132 case sizeof(u32): \
133 tmp = (__force type_t)cpu_to_be32(MLX5_GET(typ, p, fld)); \
134 break; \
135 case sizeof(u64): \
136 tmp = (__force type_t)MLX5_GET64_BE(typ, p, fld); \
137 break; \
138 } \
139 tmp; \
140 })
141
142enum mlx5_inline_modes {
143 MLX5_INLINE_MODE_NONE,
144 MLX5_INLINE_MODE_L2,
145 MLX5_INLINE_MODE_IP,
146 MLX5_INLINE_MODE_TCP_UDP,
147};
148
149enum {
150 MLX5_MAX_COMMANDS = 32,
151 MLX5_CMD_DATA_BLOCK_SIZE = 512,
152 MLX5_PCI_CMD_XPORT = 7,
153 MLX5_MKEY_BSF_OCTO_SIZE = 4,
154 MLX5_MAX_PSVS = 4,
155};
156
157enum {
158 MLX5_EXTENDED_UD_AV = 0x80000000,
159};
160
161enum {
162 MLX5_CQ_STATE_ARMED = 9,
163 MLX5_CQ_STATE_ALWAYS_ARMED = 0xb,
164 MLX5_CQ_STATE_FIRED = 0xa,
165};
166
167enum {
168 MLX5_STAT_RATE_OFFSET = 5,
169};
170
171enum {
172 MLX5_INLINE_SEG = 0x80000000,
173};
174
175enum {
176 MLX5_HW_START_PADDING = MLX5_INLINE_SEG,
177};
178
179enum {
180 MLX5_MIN_PKEY_TABLE_SIZE = 128,
181 MLX5_MAX_LOG_PKEY_TABLE = 5,
182};
183
184enum {
185 MLX5_MKEY_INBOX_PG_ACCESS = 1 << 31
186};
187
188enum {
189 MLX5_PFAULT_SUBTYPE_WQE = 0,
190 MLX5_PFAULT_SUBTYPE_RDMA = 1,
191};
192
193enum {
194 MLX5_PERM_LOCAL_READ = 1 << 2,
195 MLX5_PERM_LOCAL_WRITE = 1 << 3,
196 MLX5_PERM_REMOTE_READ = 1 << 4,
197 MLX5_PERM_REMOTE_WRITE = 1 << 5,
198 MLX5_PERM_ATOMIC = 1 << 6,
199 MLX5_PERM_UMR_EN = 1 << 7,
200};
201
202enum {
203 MLX5_PCIE_CTRL_SMALL_FENCE = 1 << 0,
204 MLX5_PCIE_CTRL_RELAXED_ORDERING = 1 << 2,
205 MLX5_PCIE_CTRL_NO_SNOOP = 1 << 3,
206 MLX5_PCIE_CTRL_TLP_PROCE_EN = 1 << 6,
207 MLX5_PCIE_CTRL_TPH_MASK = 3 << 4,
208};
209
210enum {
211 MLX5_EN_RD = (u64)1,
212 MLX5_EN_WR = (u64)2
213};
214
215enum {
216 MLX5_ADAPTER_PAGE_SHIFT = 12,
217 MLX5_ADAPTER_PAGE_SIZE = 1 << MLX5_ADAPTER_PAGE_SHIFT,
218};
219
220enum {
221 MLX5_BFREGS_PER_UAR = 4,
222 MLX5_MAX_UARS = 1 << 8,
223 MLX5_NON_FP_BFREGS_PER_UAR = 2,
224 MLX5_FP_BFREGS_PER_UAR = MLX5_BFREGS_PER_UAR -
225 MLX5_NON_FP_BFREGS_PER_UAR,
226 MLX5_MAX_BFREGS = MLX5_MAX_UARS *
227 MLX5_NON_FP_BFREGS_PER_UAR,
228 MLX5_UARS_IN_PAGE = PAGE_SIZE / MLX5_ADAPTER_PAGE_SIZE,
229 MLX5_NON_FP_BFREGS_IN_PAGE = MLX5_NON_FP_BFREGS_PER_UAR * MLX5_UARS_IN_PAGE,
230};
231
232enum {
233 MLX5_MKEY_MASK_LEN = 1ull << 0,
234 MLX5_MKEY_MASK_PAGE_SIZE = 1ull << 1,
235 MLX5_MKEY_MASK_START_ADDR = 1ull << 6,
236 MLX5_MKEY_MASK_PD = 1ull << 7,
237 MLX5_MKEY_MASK_EN_RINVAL = 1ull << 8,
238 MLX5_MKEY_MASK_EN_SIGERR = 1ull << 9,
239 MLX5_MKEY_MASK_BSF_EN = 1ull << 12,
240 MLX5_MKEY_MASK_KEY = 1ull << 13,
241 MLX5_MKEY_MASK_QPN = 1ull << 14,
242 MLX5_MKEY_MASK_LR = 1ull << 17,
243 MLX5_MKEY_MASK_LW = 1ull << 18,
244 MLX5_MKEY_MASK_RR = 1ull << 19,
245 MLX5_MKEY_MASK_RW = 1ull << 20,
246 MLX5_MKEY_MASK_A = 1ull << 21,
247 MLX5_MKEY_MASK_SMALL_FENCE = 1ull << 23,
248 MLX5_MKEY_MASK_FREE = 1ull << 29,
249};
250
251enum {
252 MLX5_UMR_TRANSLATION_OFFSET_EN = (1 << 4),
253
254 MLX5_UMR_CHECK_NOT_FREE = (1 << 5),
255 MLX5_UMR_CHECK_FREE = (2 << 5),
256
257 MLX5_UMR_INLINE = (1 << 7),
258};
259
260#define MLX5_UMR_MTT_ALIGNMENT 0x40
261#define MLX5_UMR_MTT_MASK (MLX5_UMR_MTT_ALIGNMENT - 1)
262#define MLX5_UMR_MTT_MIN_CHUNK_SIZE MLX5_UMR_MTT_ALIGNMENT
263
264#define MLX5_USER_INDEX_LEN (MLX5_FLD_SZ_BYTES(qpc, user_index) * 8)
265
266enum {
267 MLX5_EVENT_QUEUE_TYPE_QP = 0,
268 MLX5_EVENT_QUEUE_TYPE_RQ = 1,
269 MLX5_EVENT_QUEUE_TYPE_SQ = 2,
270};
271
272enum mlx5_event {
273 MLX5_EVENT_TYPE_COMP = 0x0,
274
275 MLX5_EVENT_TYPE_PATH_MIG = 0x01,
276 MLX5_EVENT_TYPE_COMM_EST = 0x02,
277 MLX5_EVENT_TYPE_SQ_DRAINED = 0x03,
278 MLX5_EVENT_TYPE_SRQ_LAST_WQE = 0x13,
279 MLX5_EVENT_TYPE_SRQ_RQ_LIMIT = 0x14,
280
281 MLX5_EVENT_TYPE_CQ_ERROR = 0x04,
282 MLX5_EVENT_TYPE_WQ_CATAS_ERROR = 0x05,
283 MLX5_EVENT_TYPE_PATH_MIG_FAILED = 0x07,
284 MLX5_EVENT_TYPE_WQ_INVAL_REQ_ERROR = 0x10,
285 MLX5_EVENT_TYPE_WQ_ACCESS_ERROR = 0x11,
286 MLX5_EVENT_TYPE_SRQ_CATAS_ERROR = 0x12,
287
288 MLX5_EVENT_TYPE_INTERNAL_ERROR = 0x08,
289 MLX5_EVENT_TYPE_PORT_CHANGE = 0x09,
290 MLX5_EVENT_TYPE_GPIO_EVENT = 0x15,
291 MLX5_EVENT_TYPE_PORT_MODULE_EVENT = 0x16,
292 MLX5_EVENT_TYPE_REMOTE_CONFIG = 0x19,
293 MLX5_EVENT_TYPE_PPS_EVENT = 0x25,
294
295 MLX5_EVENT_TYPE_DB_BF_CONGESTION = 0x1a,
296 MLX5_EVENT_TYPE_STALL_EVENT = 0x1b,
297
298 MLX5_EVENT_TYPE_CMD = 0x0a,
299 MLX5_EVENT_TYPE_PAGE_REQUEST = 0xb,
300
301 MLX5_EVENT_TYPE_PAGE_FAULT = 0xc,
302 MLX5_EVENT_TYPE_NIC_VPORT_CHANGE = 0xd,
303
304 MLX5_EVENT_TYPE_FPGA_ERROR = 0x20,
305};
306
307enum {
308 MLX5_PORT_CHANGE_SUBTYPE_DOWN = 1,
309 MLX5_PORT_CHANGE_SUBTYPE_ACTIVE = 4,
310 MLX5_PORT_CHANGE_SUBTYPE_INITIALIZED = 5,
311 MLX5_PORT_CHANGE_SUBTYPE_LID = 6,
312 MLX5_PORT_CHANGE_SUBTYPE_PKEY = 7,
313 MLX5_PORT_CHANGE_SUBTYPE_GUID = 8,
314 MLX5_PORT_CHANGE_SUBTYPE_CLIENT_REREG = 9,
315};
316
317enum {
318 MLX5_DEV_CAP_FLAG_XRC = 1LL << 3,
319 MLX5_DEV_CAP_FLAG_BAD_PKEY_CNTR = 1LL << 8,
320 MLX5_DEV_CAP_FLAG_BAD_QKEY_CNTR = 1LL << 9,
321 MLX5_DEV_CAP_FLAG_APM = 1LL << 17,
322 MLX5_DEV_CAP_FLAG_ATOMIC = 1LL << 18,
323 MLX5_DEV_CAP_FLAG_BLOCK_MCAST = 1LL << 23,
324 MLX5_DEV_CAP_FLAG_ON_DMND_PG = 1LL << 24,
325 MLX5_DEV_CAP_FLAG_CQ_MODER = 1LL << 29,
326 MLX5_DEV_CAP_FLAG_RESIZE_CQ = 1LL << 30,
327 MLX5_DEV_CAP_FLAG_DCT = 1LL << 37,
328 MLX5_DEV_CAP_FLAG_SIG_HAND_OVER = 1LL << 40,
329 MLX5_DEV_CAP_FLAG_CMDIF_CSUM = 3LL << 46,
330};
331
332enum {
333 MLX5_ROCE_VERSION_1 = 0,
334 MLX5_ROCE_VERSION_2 = 2,
335};
336
337enum {
338 MLX5_ROCE_VERSION_1_CAP = 1 << MLX5_ROCE_VERSION_1,
339 MLX5_ROCE_VERSION_2_CAP = 1 << MLX5_ROCE_VERSION_2,
340};
341
342enum {
343 MLX5_ROCE_L3_TYPE_IPV4 = 0,
344 MLX5_ROCE_L3_TYPE_IPV6 = 1,
345};
346
347enum {
348 MLX5_ROCE_L3_TYPE_IPV4_CAP = 1 << 1,
349 MLX5_ROCE_L3_TYPE_IPV6_CAP = 1 << 2,
350};
351
352enum {
353 MLX5_OPCODE_NOP = 0x00,
354 MLX5_OPCODE_SEND_INVAL = 0x01,
355 MLX5_OPCODE_RDMA_WRITE = 0x08,
356 MLX5_OPCODE_RDMA_WRITE_IMM = 0x09,
357 MLX5_OPCODE_SEND = 0x0a,
358 MLX5_OPCODE_SEND_IMM = 0x0b,
359 MLX5_OPCODE_LSO = 0x0e,
360 MLX5_OPCODE_RDMA_READ = 0x10,
361 MLX5_OPCODE_ATOMIC_CS = 0x11,
362 MLX5_OPCODE_ATOMIC_FA = 0x12,
363 MLX5_OPCODE_ATOMIC_MASKED_CS = 0x14,
364 MLX5_OPCODE_ATOMIC_MASKED_FA = 0x15,
365 MLX5_OPCODE_BIND_MW = 0x18,
366 MLX5_OPCODE_CONFIG_CMD = 0x1f,
367
368 MLX5_RECV_OPCODE_RDMA_WRITE_IMM = 0x00,
369 MLX5_RECV_OPCODE_SEND = 0x01,
370 MLX5_RECV_OPCODE_SEND_IMM = 0x02,
371 MLX5_RECV_OPCODE_SEND_INVAL = 0x03,
372
373 MLX5_CQE_OPCODE_ERROR = 0x1e,
374 MLX5_CQE_OPCODE_RESIZE = 0x16,
375
376 MLX5_OPCODE_SET_PSV = 0x20,
377 MLX5_OPCODE_GET_PSV = 0x21,
378 MLX5_OPCODE_CHECK_PSV = 0x22,
379 MLX5_OPCODE_RGET_PSV = 0x26,
380 MLX5_OPCODE_RCHECK_PSV = 0x27,
381
382 MLX5_OPCODE_UMR = 0x25,
383
384};
385
386enum {
387 MLX5_SET_PORT_RESET_QKEY = 0,
388 MLX5_SET_PORT_GUID0 = 16,
389 MLX5_SET_PORT_NODE_GUID = 17,
390 MLX5_SET_PORT_SYS_GUID = 18,
391 MLX5_SET_PORT_GID_TABLE = 19,
392 MLX5_SET_PORT_PKEY_TABLE = 20,
393};
394
395enum {
396 MLX5_BW_NO_LIMIT = 0,
397 MLX5_100_MBPS_UNIT = 3,
398 MLX5_GBPS_UNIT = 4,
399};
400
401enum {
402 MLX5_MAX_PAGE_SHIFT = 31
403};
404
405enum {
406 MLX5_CAP_OFF_CMDIF_CSUM = 46,
407};
408
409enum {
410
411
412
413
414
415
416
417 MLX5_MAX_SGE_RD = (512 - 16 - 16) / 16
418};
419
420enum mlx5_odp_transport_cap_bits {
421 MLX5_ODP_SUPPORT_SEND = 1 << 31,
422 MLX5_ODP_SUPPORT_RECV = 1 << 30,
423 MLX5_ODP_SUPPORT_WRITE = 1 << 29,
424 MLX5_ODP_SUPPORT_READ = 1 << 28,
425};
426
427struct mlx5_odp_caps {
428 char reserved[0x10];
429 struct {
430 __be32 rc_odp_caps;
431 __be32 uc_odp_caps;
432 __be32 ud_odp_caps;
433 } per_transport_caps;
434 char reserved2[0xe4];
435};
436
437struct mlx5_cmd_layout {
438 u8 type;
439 u8 rsvd0[3];
440 __be32 inlen;
441 __be64 in_ptr;
442 __be32 in[4];
443 __be32 out[4];
444 __be64 out_ptr;
445 __be32 outlen;
446 u8 token;
447 u8 sig;
448 u8 rsvd1;
449 u8 status_own;
450};
451
452struct health_buffer {
453 __be32 assert_var[5];
454 __be32 rsvd0[3];
455 __be32 assert_exit_ptr;
456 __be32 assert_callra;
457 __be32 rsvd1[2];
458 __be32 fw_ver;
459 __be32 hw_id;
460 __be32 rsvd2;
461 u8 irisc_index;
462 u8 synd;
463 __be16 ext_synd;
464};
465
466struct mlx5_init_seg {
467 __be32 fw_rev;
468 __be32 cmdif_rev_fw_sub;
469 __be32 rsvd0[2];
470 __be32 cmdq_addr_h;
471 __be32 cmdq_addr_l_sz;
472 __be32 cmd_dbell;
473 __be32 rsvd1[120];
474 __be32 initializing;
475 struct health_buffer health;
476 __be32 rsvd2[880];
477 __be32 internal_timer_h;
478 __be32 internal_timer_l;
479 __be32 rsvd3[2];
480 __be32 health_counter;
481 __be32 rsvd4[1019];
482 __be64 ieee1588_clk;
483 __be32 ieee1588_clk_type;
484 __be32 clr_intx;
485};
486
487struct mlx5_eqe_comp {
488 __be32 reserved[6];
489 __be32 cqn;
490};
491
492struct mlx5_eqe_qp_srq {
493 __be32 reserved1[5];
494 u8 type;
495 u8 reserved2[3];
496 __be32 qp_srq_n;
497};
498
499struct mlx5_eqe_cq_err {
500 __be32 cqn;
501 u8 reserved1[7];
502 u8 syndrome;
503};
504
505struct mlx5_eqe_port_state {
506 u8 reserved0[8];
507 u8 port;
508};
509
510struct mlx5_eqe_gpio {
511 __be32 reserved0[2];
512 __be64 gpio_event;
513};
514
515struct mlx5_eqe_congestion {
516 u8 type;
517 u8 rsvd0;
518 u8 congestion_level;
519};
520
521struct mlx5_eqe_stall_vl {
522 u8 rsvd0[3];
523 u8 port_vl;
524};
525
526struct mlx5_eqe_cmd {
527 __be32 vector;
528 __be32 rsvd[6];
529};
530
531struct mlx5_eqe_page_req {
532 u8 rsvd0[2];
533 __be16 func_id;
534 __be32 num_pages;
535 __be32 rsvd1[5];
536};
537
538struct mlx5_eqe_page_fault {
539 __be32 bytes_committed;
540 union {
541 struct {
542 u16 reserved1;
543 __be16 wqe_index;
544 u16 reserved2;
545 __be16 packet_length;
546 __be32 token;
547 u8 reserved4[8];
548 __be32 pftype_wq;
549 } __packed wqe;
550 struct {
551 __be32 r_key;
552 u16 reserved1;
553 __be16 packet_length;
554 __be32 rdma_op_len;
555 __be64 rdma_va;
556 __be32 pftype_token;
557 } __packed rdma;
558 } __packed;
559} __packed;
560
561struct mlx5_eqe_vport_change {
562 u8 rsvd0[2];
563 __be16 vport_num;
564 __be32 rsvd1[6];
565} __packed;
566
567struct mlx5_eqe_port_module {
568 u8 reserved_at_0[1];
569 u8 module;
570 u8 reserved_at_2[1];
571 u8 module_status;
572 u8 reserved_at_4[2];
573 u8 error_type;
574} __packed;
575
576struct mlx5_eqe_pps {
577 u8 rsvd0[3];
578 u8 pin;
579 u8 rsvd1[4];
580 union {
581 struct {
582 __be32 time_sec;
583 __be32 time_nsec;
584 };
585 struct {
586 __be64 time_stamp;
587 };
588 };
589 u8 rsvd2[12];
590} __packed;
591
592union ev_data {
593 __be32 raw[7];
594 struct mlx5_eqe_cmd cmd;
595 struct mlx5_eqe_comp comp;
596 struct mlx5_eqe_qp_srq qp_srq;
597 struct mlx5_eqe_cq_err cq_err;
598 struct mlx5_eqe_port_state port;
599 struct mlx5_eqe_gpio gpio;
600 struct mlx5_eqe_congestion cong;
601 struct mlx5_eqe_stall_vl stall_vl;
602 struct mlx5_eqe_page_req req_pages;
603 struct mlx5_eqe_page_fault page_fault;
604 struct mlx5_eqe_vport_change vport_change;
605 struct mlx5_eqe_port_module port_module;
606 struct mlx5_eqe_pps pps;
607} __packed;
608
609struct mlx5_eqe {
610 u8 rsvd0;
611 u8 type;
612 u8 rsvd1;
613 u8 sub_type;
614 __be32 rsvd2[7];
615 union ev_data data;
616 __be16 rsvd3;
617 u8 signature;
618 u8 owner;
619} __packed;
620
621struct mlx5_cmd_prot_block {
622 u8 data[MLX5_CMD_DATA_BLOCK_SIZE];
623 u8 rsvd0[48];
624 __be64 next;
625 __be32 block_num;
626 u8 rsvd1;
627 u8 token;
628 u8 ctrl_sig;
629 u8 sig;
630};
631
632enum {
633 MLX5_CQE_SYND_FLUSHED_IN_ERROR = 5,
634};
635
636struct mlx5_err_cqe {
637 u8 rsvd0[32];
638 __be32 srqn;
639 u8 rsvd1[18];
640 u8 vendor_err_synd;
641 u8 syndrome;
642 __be32 s_wqe_opcode_qpn;
643 __be16 wqe_counter;
644 u8 signature;
645 u8 op_own;
646};
647
648struct mlx5_cqe64 {
649 u8 outer_l3_tunneled;
650 u8 rsvd0;
651 __be16 wqe_id;
652 u8 lro_tcppsh_abort_dupack;
653 u8 lro_min_ttl;
654 __be16 lro_tcp_win;
655 __be32 lro_ack_seq_num;
656 __be32 rss_hash_result;
657 u8 rss_hash_type;
658 u8 ml_path;
659 u8 rsvd20[2];
660 __be16 check_sum;
661 __be16 slid;
662 __be32 flags_rqpn;
663 u8 hds_ip_ext;
664 u8 l4_l3_hdr_type;
665 __be16 vlan_info;
666 __be32 srqn;
667 __be32 imm_inval_pkey;
668 u8 rsvd40[4];
669 __be32 byte_cnt;
670 __be32 timestamp_h;
671 __be32 timestamp_l;
672 __be32 sop_drop_qpn;
673 __be16 wqe_counter;
674 u8 signature;
675 u8 op_own;
676};
677
678struct mlx5_mini_cqe8 {
679 union {
680 __be32 rx_hash_result;
681 struct {
682 __be16 checksum;
683 __be16 rsvd;
684 };
685 struct {
686 __be16 wqe_counter;
687 u8 s_wqe_opcode;
688 u8 reserved;
689 } s_wqe_info;
690 };
691 __be32 byte_cnt;
692};
693
694enum {
695 MLX5_NO_INLINE_DATA,
696 MLX5_INLINE_DATA32_SEG,
697 MLX5_INLINE_DATA64_SEG,
698 MLX5_COMPRESSED,
699};
700
701enum {
702 MLX5_CQE_FORMAT_CSUM = 0x1,
703};
704
705#define MLX5_MINI_CQE_ARRAY_SIZE 8
706
707static inline int mlx5_get_cqe_format(struct mlx5_cqe64 *cqe)
708{
709 return (cqe->op_own >> 2) & 0x3;
710}
711
712static inline int get_cqe_lro_tcppsh(struct mlx5_cqe64 *cqe)
713{
714 return (cqe->lro_tcppsh_abort_dupack >> 6) & 1;
715}
716
717static inline u8 get_cqe_l4_hdr_type(struct mlx5_cqe64 *cqe)
718{
719 return (cqe->l4_l3_hdr_type >> 4) & 0x7;
720}
721
722static inline u8 get_cqe_l3_hdr_type(struct mlx5_cqe64 *cqe)
723{
724 return (cqe->l4_l3_hdr_type >> 2) & 0x3;
725}
726
727static inline u8 cqe_is_tunneled(struct mlx5_cqe64 *cqe)
728{
729 return cqe->outer_l3_tunneled & 0x1;
730}
731
732static inline int cqe_has_vlan(struct mlx5_cqe64 *cqe)
733{
734 return !!(cqe->l4_l3_hdr_type & 0x1);
735}
736
737static inline u64 get_cqe_ts(struct mlx5_cqe64 *cqe)
738{
739 u32 hi, lo;
740
741 hi = be32_to_cpu(cqe->timestamp_h);
742 lo = be32_to_cpu(cqe->timestamp_l);
743
744 return (u64)lo | ((u64)hi << 32);
745}
746
747struct mpwrq_cqe_bc {
748 __be16 filler_consumed_strides;
749 __be16 byte_cnt;
750};
751
752static inline u16 mpwrq_get_cqe_byte_cnt(struct mlx5_cqe64 *cqe)
753{
754 struct mpwrq_cqe_bc *bc = (struct mpwrq_cqe_bc *)&cqe->byte_cnt;
755
756 return be16_to_cpu(bc->byte_cnt);
757}
758
759static inline u16 mpwrq_get_cqe_bc_consumed_strides(struct mpwrq_cqe_bc *bc)
760{
761 return 0x7fff & be16_to_cpu(bc->filler_consumed_strides);
762}
763
764static inline u16 mpwrq_get_cqe_consumed_strides(struct mlx5_cqe64 *cqe)
765{
766 struct mpwrq_cqe_bc *bc = (struct mpwrq_cqe_bc *)&cqe->byte_cnt;
767
768 return mpwrq_get_cqe_bc_consumed_strides(bc);
769}
770
771static inline bool mpwrq_is_filler_cqe(struct mlx5_cqe64 *cqe)
772{
773 struct mpwrq_cqe_bc *bc = (struct mpwrq_cqe_bc *)&cqe->byte_cnt;
774
775 return 0x8000 & be16_to_cpu(bc->filler_consumed_strides);
776}
777
778static inline u16 mpwrq_get_cqe_stride_index(struct mlx5_cqe64 *cqe)
779{
780 return be16_to_cpu(cqe->wqe_counter);
781}
782
783enum {
784 CQE_L4_HDR_TYPE_NONE = 0x0,
785 CQE_L4_HDR_TYPE_TCP_NO_ACK = 0x1,
786 CQE_L4_HDR_TYPE_UDP = 0x2,
787 CQE_L4_HDR_TYPE_TCP_ACK_NO_DATA = 0x3,
788 CQE_L4_HDR_TYPE_TCP_ACK_AND_DATA = 0x4,
789};
790
791enum {
792 CQE_RSS_HTYPE_IP = 0x3 << 2,
793
794
795
796 CQE_RSS_HTYPE_L4 = 0x3 << 6,
797
798
799
800};
801
802enum {
803 MLX5_CQE_ROCE_L3_HEADER_TYPE_GRH = 0x0,
804 MLX5_CQE_ROCE_L3_HEADER_TYPE_IPV6 = 0x1,
805 MLX5_CQE_ROCE_L3_HEADER_TYPE_IPV4 = 0x2,
806};
807
808enum {
809 CQE_L2_OK = 1 << 0,
810 CQE_L3_OK = 1 << 1,
811 CQE_L4_OK = 1 << 2,
812};
813
814struct mlx5_sig_err_cqe {
815 u8 rsvd0[16];
816 __be32 expected_trans_sig;
817 __be32 actual_trans_sig;
818 __be32 expected_reftag;
819 __be32 actual_reftag;
820 __be16 syndrome;
821 u8 rsvd22[2];
822 __be32 mkey;
823 __be64 err_offset;
824 u8 rsvd30[8];
825 __be32 qpn;
826 u8 rsvd38[2];
827 u8 signature;
828 u8 op_own;
829};
830
831struct mlx5_wqe_srq_next_seg {
832 u8 rsvd0[2];
833 __be16 next_wqe_index;
834 u8 signature;
835 u8 rsvd1[11];
836};
837
838union mlx5_ext_cqe {
839 struct ib_grh grh;
840 u8 inl[64];
841};
842
843struct mlx5_cqe128 {
844 union mlx5_ext_cqe inl_grh;
845 struct mlx5_cqe64 cqe64;
846};
847
848enum {
849 MLX5_MKEY_STATUS_FREE = 1 << 6,
850};
851
852enum {
853 MLX5_MKEY_REMOTE_INVAL = 1 << 24,
854 MLX5_MKEY_FLAG_SYNC_UMR = 1 << 29,
855 MLX5_MKEY_BSF_EN = 1 << 30,
856 MLX5_MKEY_LEN64 = 1 << 31,
857};
858
859struct mlx5_mkey_seg {
860
861
862
863
864 u8 status;
865 u8 pcie_control;
866 u8 flags;
867 u8 version;
868 __be32 qpn_mkey7_0;
869 u8 rsvd1[4];
870 __be32 flags_pd;
871 __be64 start_addr;
872 __be64 len;
873 __be32 bsfs_octo_size;
874 u8 rsvd2[16];
875 __be32 xlt_oct_size;
876 u8 rsvd3[3];
877 u8 log2_page_size;
878 u8 rsvd4[4];
879};
880
881#define MLX5_ATTR_EXTENDED_PORT_INFO cpu_to_be16(0xff90)
882
883enum {
884 MLX_EXT_PORT_CAP_FLAG_EXTENDED_PORT_INFO = 1 << 0
885};
886
887enum {
888 VPORT_STATE_DOWN = 0x0,
889 VPORT_STATE_UP = 0x1,
890};
891
892enum {
893 MLX5_ESW_VPORT_ADMIN_STATE_DOWN = 0x0,
894 MLX5_ESW_VPORT_ADMIN_STATE_UP = 0x1,
895 MLX5_ESW_VPORT_ADMIN_STATE_AUTO = 0x2,
896};
897
898enum {
899 MLX5_L3_PROT_TYPE_IPV4 = 0,
900 MLX5_L3_PROT_TYPE_IPV6 = 1,
901};
902
903enum {
904 MLX5_L4_PROT_TYPE_TCP = 0,
905 MLX5_L4_PROT_TYPE_UDP = 1,
906};
907
908enum {
909 MLX5_HASH_FIELD_SEL_SRC_IP = 1 << 0,
910 MLX5_HASH_FIELD_SEL_DST_IP = 1 << 1,
911 MLX5_HASH_FIELD_SEL_L4_SPORT = 1 << 2,
912 MLX5_HASH_FIELD_SEL_L4_DPORT = 1 << 3,
913 MLX5_HASH_FIELD_SEL_IPSEC_SPI = 1 << 4,
914};
915
916enum {
917 MLX5_MATCH_OUTER_HEADERS = 1 << 0,
918 MLX5_MATCH_MISC_PARAMETERS = 1 << 1,
919 MLX5_MATCH_INNER_HEADERS = 1 << 2,
920
921};
922
923enum {
924 MLX5_FLOW_TABLE_TYPE_NIC_RCV = 0,
925 MLX5_FLOW_TABLE_TYPE_ESWITCH = 4,
926};
927
928enum {
929 MLX5_FLOW_CONTEXT_DEST_TYPE_VPORT = 0,
930 MLX5_FLOW_CONTEXT_DEST_TYPE_FLOW_TABLE = 1,
931 MLX5_FLOW_CONTEXT_DEST_TYPE_TIR = 2,
932};
933
934enum mlx5_list_type {
935 MLX5_NVPRT_LIST_TYPE_UC = 0x0,
936 MLX5_NVPRT_LIST_TYPE_MC = 0x1,
937 MLX5_NVPRT_LIST_TYPE_VLAN = 0x2,
938};
939
940enum {
941 MLX5_RQC_RQ_TYPE_MEMORY_RQ_INLINE = 0x0,
942 MLX5_RQC_RQ_TYPE_MEMORY_RQ_RPM = 0x1,
943};
944
945enum mlx5_wol_mode {
946 MLX5_WOL_DISABLE = 0,
947 MLX5_WOL_SECURED_MAGIC = 1 << 1,
948 MLX5_WOL_MAGIC = 1 << 2,
949 MLX5_WOL_ARP = 1 << 3,
950 MLX5_WOL_BROADCAST = 1 << 4,
951 MLX5_WOL_MULTICAST = 1 << 5,
952 MLX5_WOL_UNICAST = 1 << 6,
953 MLX5_WOL_PHY_ACTIVITY = 1 << 7,
954};
955
956
957
958
959enum mlx5_cap_mode {
960 HCA_CAP_OPMOD_GET_MAX = 0,
961 HCA_CAP_OPMOD_GET_CUR = 1,
962};
963
964enum mlx5_cap_type {
965 MLX5_CAP_GENERAL = 0,
966 MLX5_CAP_ETHERNET_OFFLOADS,
967 MLX5_CAP_ODP,
968 MLX5_CAP_ATOMIC,
969 MLX5_CAP_ROCE,
970 MLX5_CAP_IPOIB_OFFLOADS,
971 MLX5_CAP_EOIB_OFFLOADS,
972 MLX5_CAP_FLOW_TABLE,
973 MLX5_CAP_ESWITCH_FLOW_TABLE,
974 MLX5_CAP_ESWITCH,
975 MLX5_CAP_RESERVED,
976 MLX5_CAP_VECTOR_CALC,
977 MLX5_CAP_QOS,
978 MLX5_CAP_FPGA,
979
980 MLX5_CAP_NUM
981};
982
983enum mlx5_pcam_reg_groups {
984 MLX5_PCAM_REGS_5000_TO_507F = 0x0,
985};
986
987enum mlx5_pcam_feature_groups {
988 MLX5_PCAM_FEATURE_ENHANCED_FEATURES = 0x0,
989};
990
991enum mlx5_mcam_reg_groups {
992 MLX5_MCAM_REGS_FIRST_128 = 0x0,
993};
994
995enum mlx5_mcam_feature_groups {
996 MLX5_MCAM_FEATURE_ENHANCED_FEATURES = 0x0,
997};
998
999
1000#define MLX5_CAP_GEN(mdev, cap) \
1001 MLX5_GET(cmd_hca_cap, mdev->caps.hca_cur[MLX5_CAP_GENERAL], cap)
1002
1003#define MLX5_CAP_GEN_MAX(mdev, cap) \
1004 MLX5_GET(cmd_hca_cap, mdev->caps.hca_max[MLX5_CAP_GENERAL], cap)
1005
1006#define MLX5_CAP_ETH(mdev, cap) \
1007 MLX5_GET(per_protocol_networking_offload_caps,\
1008 mdev->caps.hca_cur[MLX5_CAP_ETHERNET_OFFLOADS], cap)
1009
1010#define MLX5_CAP_ETH_MAX(mdev, cap) \
1011 MLX5_GET(per_protocol_networking_offload_caps,\
1012 mdev->caps.hca_max[MLX5_CAP_ETHERNET_OFFLOADS], cap)
1013
1014#define MLX5_CAP_ROCE(mdev, cap) \
1015 MLX5_GET(roce_cap, mdev->caps.hca_cur[MLX5_CAP_ROCE], cap)
1016
1017#define MLX5_CAP_ROCE_MAX(mdev, cap) \
1018 MLX5_GET(roce_cap, mdev->caps.hca_max[MLX5_CAP_ROCE], cap)
1019
1020#define MLX5_CAP_ATOMIC(mdev, cap) \
1021 MLX5_GET(atomic_caps, mdev->caps.hca_cur[MLX5_CAP_ATOMIC], cap)
1022
1023#define MLX5_CAP_ATOMIC_MAX(mdev, cap) \
1024 MLX5_GET(atomic_caps, mdev->caps.hca_max[MLX5_CAP_ATOMIC], cap)
1025
1026#define MLX5_CAP_FLOWTABLE(mdev, cap) \
1027 MLX5_GET(flow_table_nic_cap, mdev->caps.hca_cur[MLX5_CAP_FLOW_TABLE], cap)
1028
1029#define MLX5_CAP_FLOWTABLE_MAX(mdev, cap) \
1030 MLX5_GET(flow_table_nic_cap, mdev->caps.hca_max[MLX5_CAP_FLOW_TABLE], cap)
1031
1032#define MLX5_CAP_FLOWTABLE_NIC_RX(mdev, cap) \
1033 MLX5_CAP_FLOWTABLE(mdev, flow_table_properties_nic_receive.cap)
1034
1035#define MLX5_CAP_FLOWTABLE_NIC_RX_MAX(mdev, cap) \
1036 MLX5_CAP_FLOWTABLE_MAX(mdev, flow_table_properties_nic_receive.cap)
1037
1038#define MLX5_CAP_FLOWTABLE_SNIFFER_RX(mdev, cap) \
1039 MLX5_CAP_FLOWTABLE(mdev, flow_table_properties_nic_receive_sniffer.cap)
1040
1041#define MLX5_CAP_FLOWTABLE_SNIFFER_RX_MAX(mdev, cap) \
1042 MLX5_CAP_FLOWTABLE_MAX(mdev, flow_table_properties_nic_receive_sniffer.cap)
1043
1044#define MLX5_CAP_FLOWTABLE_SNIFFER_TX(mdev, cap) \
1045 MLX5_CAP_FLOWTABLE(mdev, flow_table_properties_nic_transmit_sniffer.cap)
1046
1047#define MLX5_CAP_FLOWTABLE_SNIFFER_TX_MAX(mdev, cap) \
1048 MLX5_CAP_FLOWTABLE_MAX(mdev, flow_table_properties_nic_transmit_sniffer.cap)
1049
1050#define MLX5_CAP_ESW_FLOWTABLE(mdev, cap) \
1051 MLX5_GET(flow_table_eswitch_cap, \
1052 mdev->caps.hca_cur[MLX5_CAP_ESWITCH_FLOW_TABLE], cap)
1053
1054#define MLX5_CAP_ESW_FLOWTABLE_MAX(mdev, cap) \
1055 MLX5_GET(flow_table_eswitch_cap, \
1056 mdev->caps.hca_max[MLX5_CAP_ESWITCH_FLOW_TABLE], cap)
1057
1058#define MLX5_CAP_ESW_FLOWTABLE_FDB(mdev, cap) \
1059 MLX5_CAP_ESW_FLOWTABLE(mdev, flow_table_properties_nic_esw_fdb.cap)
1060
1061#define MLX5_CAP_ESW_FLOWTABLE_FDB_MAX(mdev, cap) \
1062 MLX5_CAP_ESW_FLOWTABLE_MAX(mdev, flow_table_properties_nic_esw_fdb.cap)
1063
1064#define MLX5_CAP_ESW_EGRESS_ACL(mdev, cap) \
1065 MLX5_CAP_ESW_FLOWTABLE(mdev, flow_table_properties_esw_acl_egress.cap)
1066
1067#define MLX5_CAP_ESW_EGRESS_ACL_MAX(mdev, cap) \
1068 MLX5_CAP_ESW_FLOWTABLE_MAX(mdev, flow_table_properties_esw_acl_egress.cap)
1069
1070#define MLX5_CAP_ESW_INGRESS_ACL(mdev, cap) \
1071 MLX5_CAP_ESW_FLOWTABLE(mdev, flow_table_properties_esw_acl_ingress.cap)
1072
1073#define MLX5_CAP_ESW_INGRESS_ACL_MAX(mdev, cap) \
1074 MLX5_CAP_ESW_FLOWTABLE_MAX(mdev, flow_table_properties_esw_acl_ingress.cap)
1075
1076#define MLX5_CAP_ESW(mdev, cap) \
1077 MLX5_GET(e_switch_cap, \
1078 mdev->caps.hca_cur[MLX5_CAP_ESWITCH], cap)
1079
1080#define MLX5_CAP_ESW_MAX(mdev, cap) \
1081 MLX5_GET(e_switch_cap, \
1082 mdev->caps.hca_max[MLX5_CAP_ESWITCH], cap)
1083
1084#define MLX5_CAP_ODP(mdev, cap)\
1085 MLX5_GET(odp_cap, mdev->caps.hca_cur[MLX5_CAP_ODP], cap)
1086
1087#define MLX5_CAP_VECTOR_CALC(mdev, cap) \
1088 MLX5_GET(vector_calc_cap, \
1089 mdev->caps.hca_cur[MLX5_CAP_VECTOR_CALC], cap)
1090
1091#define MLX5_CAP_QOS(mdev, cap)\
1092 MLX5_GET(qos_cap, mdev->caps.hca_cur[MLX5_CAP_QOS], cap)
1093
1094#define MLX5_CAP_PCAM_FEATURE(mdev, fld) \
1095 MLX5_GET(pcam_reg, (mdev)->caps.pcam, feature_cap_mask.enhanced_features.fld)
1096
1097#define MLX5_CAP_MCAM_REG(mdev, reg) \
1098 MLX5_GET(mcam_reg, (mdev)->caps.mcam, mng_access_reg_cap_mask.access_regs.reg)
1099
1100#define MLX5_CAP_MCAM_FEATURE(mdev, fld) \
1101 MLX5_GET(mcam_reg, (mdev)->caps.mcam, mng_feature_cap_mask.enhanced_features.fld)
1102
1103#define MLX5_CAP_FPGA(mdev, cap) \
1104 MLX5_GET(fpga_cap, (mdev)->caps.hca_cur[MLX5_CAP_FPGA], cap)
1105
1106#define MLX5_CAP64_FPGA(mdev, cap) \
1107 MLX5_GET64(fpga_cap, (mdev)->caps.hca_cur[MLX5_CAP_FPGA], cap)
1108
1109enum {
1110 MLX5_CMD_STAT_OK = 0x0,
1111 MLX5_CMD_STAT_INT_ERR = 0x1,
1112 MLX5_CMD_STAT_BAD_OP_ERR = 0x2,
1113 MLX5_CMD_STAT_BAD_PARAM_ERR = 0x3,
1114 MLX5_CMD_STAT_BAD_SYS_STATE_ERR = 0x4,
1115 MLX5_CMD_STAT_BAD_RES_ERR = 0x5,
1116 MLX5_CMD_STAT_RES_BUSY = 0x6,
1117 MLX5_CMD_STAT_LIM_ERR = 0x8,
1118 MLX5_CMD_STAT_BAD_RES_STATE_ERR = 0x9,
1119 MLX5_CMD_STAT_IX_ERR = 0xa,
1120 MLX5_CMD_STAT_NO_RES_ERR = 0xf,
1121 MLX5_CMD_STAT_BAD_INP_LEN_ERR = 0x50,
1122 MLX5_CMD_STAT_BAD_OUTP_LEN_ERR = 0x51,
1123 MLX5_CMD_STAT_BAD_QP_STATE_ERR = 0x10,
1124 MLX5_CMD_STAT_BAD_PKT_ERR = 0x30,
1125 MLX5_CMD_STAT_BAD_SIZE_OUTS_CQES_ERR = 0x40,
1126};
1127
1128enum {
1129 MLX5_IEEE_802_3_COUNTERS_GROUP = 0x0,
1130 MLX5_RFC_2863_COUNTERS_GROUP = 0x1,
1131 MLX5_RFC_2819_COUNTERS_GROUP = 0x2,
1132 MLX5_RFC_3635_COUNTERS_GROUP = 0x3,
1133 MLX5_ETHERNET_EXTENDED_COUNTERS_GROUP = 0x5,
1134 MLX5_PER_PRIORITY_COUNTERS_GROUP = 0x10,
1135 MLX5_PER_TRAFFIC_CLASS_COUNTERS_GROUP = 0x11,
1136 MLX5_PHYSICAL_LAYER_COUNTERS_GROUP = 0x12,
1137 MLX5_PHYSICAL_LAYER_STATISTICAL_GROUP = 0x16,
1138 MLX5_INFINIBAND_PORT_COUNTERS_GROUP = 0x20,
1139};
1140
1141enum {
1142 MLX5_PCIE_PERFORMANCE_COUNTERS_GROUP = 0x0,
1143};
1144
1145static inline u16 mlx5_to_sw_pkey_sz(int pkey_sz)
1146{
1147 if (pkey_sz > MLX5_MAX_LOG_PKEY_TABLE)
1148 return 0;
1149 return MLX5_MIN_PKEY_TABLE_SIZE << pkey_sz;
1150}
1151
1152#define MLX5_BY_PASS_NUM_REGULAR_PRIOS 8
1153#define MLX5_BY_PASS_NUM_DONT_TRAP_PRIOS 8
1154#define MLX5_BY_PASS_NUM_MULTICAST_PRIOS 1
1155#define MLX5_BY_PASS_NUM_PRIOS (MLX5_BY_PASS_NUM_REGULAR_PRIOS +\
1156 MLX5_BY_PASS_NUM_DONT_TRAP_PRIOS +\
1157 MLX5_BY_PASS_NUM_MULTICAST_PRIOS)
1158
1159#endif
1160
