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net/mlx5: Extend mlx5_core to support ConnectX-4 Ethernet functionality
[uclinux-h8/linux.git] / include / linux / mlx5 / device.h
1 /*
2  * Copyright (c) 2013-2015, Mellanox Technologies. All rights reserved.
3  *
4  * This software is available to you under a choice of one of two
5  * licenses.  You may choose to be licensed under the terms of the GNU
6  * General Public License (GPL) Version 2, available from the file
7  * COPYING in the main directory of this source tree, or the
8  * OpenIB.org BSD license below:
9  *
10  *     Redistribution and use in source and binary forms, with or
11  *     without modification, are permitted provided that the following
12  *     conditions are met:
13  *
14  *      - Redistributions of source code must retain the above
15  *        copyright notice, this list of conditions and the following
16  *        disclaimer.
17  *
18  *      - Redistributions in binary form must reproduce the above
19  *        copyright notice, this list of conditions and the following
20  *        disclaimer in the documentation and/or other materials
21  *        provided with the distribution.
22  *
23  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
24  * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
25  * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
26  * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
27  * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
28  * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
29  * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
30  * SOFTWARE.
31  */
32
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 /* helper macros */
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_UN_SZ_BYTES(typ) (sizeof(union mlx5_ifc_##typ##_bits) / 8)
63 #define MLX5_UN_SZ_DW(typ) (sizeof(union mlx5_ifc_##typ##_bits) / 32)
64 #define MLX5_BYTE_OFF(typ, fld) (__mlx5_bit_off(typ, fld) / 8)
65 #define MLX5_ADDR_OF(typ, p, fld) ((char *)(p) + MLX5_BYTE_OFF(typ, fld))
66
67 /* insert a value to a struct */
68 #define MLX5_SET(typ, p, fld, v) do { \
69         BUILD_BUG_ON(__mlx5_st_sz_bits(typ) % 32);             \
70         *((__be32 *)(p) + __mlx5_dw_off(typ, fld)) = \
71         cpu_to_be32((be32_to_cpu(*((__be32 *)(p) + __mlx5_dw_off(typ, fld))) & \
72                      (~__mlx5_dw_mask(typ, fld))) | (((v) & __mlx5_mask(typ, fld)) \
73                      << __mlx5_dw_bit_off(typ, fld))); \
74 } while (0)
75
76 #define MLX5_SET_TO_ONES(typ, p, fld) do { \
77         BUILD_BUG_ON(__mlx5_st_sz_bits(typ) % 32);             \
78         *((__be32 *)(p) + __mlx5_dw_off(typ, fld)) = \
79         cpu_to_be32((be32_to_cpu(*((__be32 *)(p) + __mlx5_dw_off(typ, fld))) & \
80                      (~__mlx5_dw_mask(typ, fld))) | ((__mlx5_mask(typ, fld)) \
81                      << __mlx5_dw_bit_off(typ, fld))); \
82 } while (0)
83
84 #define MLX5_GET(typ, p, fld) ((be32_to_cpu(*((__be32 *)(p) +\
85 __mlx5_dw_off(typ, fld))) >> __mlx5_dw_bit_off(typ, fld)) & \
86 __mlx5_mask(typ, fld))
87
88 #define MLX5_GET_PR(typ, p, fld) ({ \
89         u32 ___t = MLX5_GET(typ, p, fld); \
90         pr_debug(#fld " = 0x%x\n", ___t); \
91         ___t; \
92 })
93
94 #define MLX5_SET64(typ, p, fld, v) do { \
95         BUILD_BUG_ON(__mlx5_bit_sz(typ, fld) != 64); \
96         BUILD_BUG_ON(__mlx5_bit_off(typ, fld) % 64); \
97         *((__be64 *)(p) + __mlx5_64_off(typ, fld)) = cpu_to_be64(v); \
98 } while (0)
99
100 #define MLX5_GET64(typ, p, fld) be64_to_cpu(*((__be64 *)(p) + __mlx5_64_off(typ, fld)))
101
102 enum {
103         MLX5_MAX_COMMANDS               = 32,
104         MLX5_CMD_DATA_BLOCK_SIZE        = 512,
105         MLX5_PCI_CMD_XPORT              = 7,
106         MLX5_MKEY_BSF_OCTO_SIZE         = 4,
107         MLX5_MAX_PSVS                   = 4,
108 };
109
110 enum {
111         MLX5_EXTENDED_UD_AV             = 0x80000000,
112 };
113
114 enum {
115         MLX5_CQ_STATE_ARMED             = 9,
116         MLX5_CQ_STATE_ALWAYS_ARMED      = 0xb,
117         MLX5_CQ_STATE_FIRED             = 0xa,
118 };
119
120 enum {
121         MLX5_STAT_RATE_OFFSET   = 5,
122 };
123
124 enum {
125         MLX5_INLINE_SEG = 0x80000000,
126 };
127
128 enum {
129         MLX5_MIN_PKEY_TABLE_SIZE = 128,
130         MLX5_MAX_LOG_PKEY_TABLE  = 5,
131 };
132
133 enum {
134         MLX5_MKEY_INBOX_PG_ACCESS = 1 << 31
135 };
136
137 enum {
138         MLX5_PFAULT_SUBTYPE_WQE = 0,
139         MLX5_PFAULT_SUBTYPE_RDMA = 1,
140 };
141
142 enum {
143         MLX5_PERM_LOCAL_READ    = 1 << 2,
144         MLX5_PERM_LOCAL_WRITE   = 1 << 3,
145         MLX5_PERM_REMOTE_READ   = 1 << 4,
146         MLX5_PERM_REMOTE_WRITE  = 1 << 5,
147         MLX5_PERM_ATOMIC        = 1 << 6,
148         MLX5_PERM_UMR_EN        = 1 << 7,
149 };
150
151 enum {
152         MLX5_PCIE_CTRL_SMALL_FENCE      = 1 << 0,
153         MLX5_PCIE_CTRL_RELAXED_ORDERING = 1 << 2,
154         MLX5_PCIE_CTRL_NO_SNOOP         = 1 << 3,
155         MLX5_PCIE_CTRL_TLP_PROCE_EN     = 1 << 6,
156         MLX5_PCIE_CTRL_TPH_MASK         = 3 << 4,
157 };
158
159 enum {
160         MLX5_ACCESS_MODE_PA     = 0,
161         MLX5_ACCESS_MODE_MTT    = 1,
162         MLX5_ACCESS_MODE_KLM    = 2
163 };
164
165 enum {
166         MLX5_MKEY_REMOTE_INVAL  = 1 << 24,
167         MLX5_MKEY_FLAG_SYNC_UMR = 1 << 29,
168         MLX5_MKEY_BSF_EN        = 1 << 30,
169         MLX5_MKEY_LEN64         = 1 << 31,
170 };
171
172 enum {
173         MLX5_EN_RD      = (u64)1,
174         MLX5_EN_WR      = (u64)2
175 };
176
177 enum {
178         MLX5_BF_REGS_PER_PAGE           = 4,
179         MLX5_MAX_UAR_PAGES              = 1 << 8,
180         MLX5_NON_FP_BF_REGS_PER_PAGE    = 2,
181         MLX5_MAX_UUARS  = MLX5_MAX_UAR_PAGES * MLX5_NON_FP_BF_REGS_PER_PAGE,
182 };
183
184 enum {
185         MLX5_MKEY_MASK_LEN              = 1ull << 0,
186         MLX5_MKEY_MASK_PAGE_SIZE        = 1ull << 1,
187         MLX5_MKEY_MASK_START_ADDR       = 1ull << 6,
188         MLX5_MKEY_MASK_PD               = 1ull << 7,
189         MLX5_MKEY_MASK_EN_RINVAL        = 1ull << 8,
190         MLX5_MKEY_MASK_EN_SIGERR        = 1ull << 9,
191         MLX5_MKEY_MASK_BSF_EN           = 1ull << 12,
192         MLX5_MKEY_MASK_KEY              = 1ull << 13,
193         MLX5_MKEY_MASK_QPN              = 1ull << 14,
194         MLX5_MKEY_MASK_LR               = 1ull << 17,
195         MLX5_MKEY_MASK_LW               = 1ull << 18,
196         MLX5_MKEY_MASK_RR               = 1ull << 19,
197         MLX5_MKEY_MASK_RW               = 1ull << 20,
198         MLX5_MKEY_MASK_A                = 1ull << 21,
199         MLX5_MKEY_MASK_SMALL_FENCE      = 1ull << 23,
200         MLX5_MKEY_MASK_FREE             = 1ull << 29,
201 };
202
203 enum {
204         MLX5_UMR_TRANSLATION_OFFSET_EN  = (1 << 4),
205
206         MLX5_UMR_CHECK_NOT_FREE         = (1 << 5),
207         MLX5_UMR_CHECK_FREE             = (2 << 5),
208
209         MLX5_UMR_INLINE                 = (1 << 7),
210 };
211
212 #define MLX5_UMR_MTT_ALIGNMENT 0x40
213 #define MLX5_UMR_MTT_MASK      (MLX5_UMR_MTT_ALIGNMENT - 1)
214 #define MLX5_UMR_MTT_MIN_CHUNK_SIZE MLX5_UMR_MTT_ALIGNMENT
215
216 enum mlx5_event {
217         MLX5_EVENT_TYPE_COMP               = 0x0,
218
219         MLX5_EVENT_TYPE_PATH_MIG           = 0x01,
220         MLX5_EVENT_TYPE_COMM_EST           = 0x02,
221         MLX5_EVENT_TYPE_SQ_DRAINED         = 0x03,
222         MLX5_EVENT_TYPE_SRQ_LAST_WQE       = 0x13,
223         MLX5_EVENT_TYPE_SRQ_RQ_LIMIT       = 0x14,
224
225         MLX5_EVENT_TYPE_CQ_ERROR           = 0x04,
226         MLX5_EVENT_TYPE_WQ_CATAS_ERROR     = 0x05,
227         MLX5_EVENT_TYPE_PATH_MIG_FAILED    = 0x07,
228         MLX5_EVENT_TYPE_WQ_INVAL_REQ_ERROR = 0x10,
229         MLX5_EVENT_TYPE_WQ_ACCESS_ERROR    = 0x11,
230         MLX5_EVENT_TYPE_SRQ_CATAS_ERROR    = 0x12,
231
232         MLX5_EVENT_TYPE_INTERNAL_ERROR     = 0x08,
233         MLX5_EVENT_TYPE_PORT_CHANGE        = 0x09,
234         MLX5_EVENT_TYPE_GPIO_EVENT         = 0x15,
235         MLX5_EVENT_TYPE_REMOTE_CONFIG      = 0x19,
236
237         MLX5_EVENT_TYPE_DB_BF_CONGESTION   = 0x1a,
238         MLX5_EVENT_TYPE_STALL_EVENT        = 0x1b,
239
240         MLX5_EVENT_TYPE_CMD                = 0x0a,
241         MLX5_EVENT_TYPE_PAGE_REQUEST       = 0xb,
242
243         MLX5_EVENT_TYPE_PAGE_FAULT         = 0xc,
244 };
245
246 enum {
247         MLX5_PORT_CHANGE_SUBTYPE_DOWN           = 1,
248         MLX5_PORT_CHANGE_SUBTYPE_ACTIVE         = 4,
249         MLX5_PORT_CHANGE_SUBTYPE_INITIALIZED    = 5,
250         MLX5_PORT_CHANGE_SUBTYPE_LID            = 6,
251         MLX5_PORT_CHANGE_SUBTYPE_PKEY           = 7,
252         MLX5_PORT_CHANGE_SUBTYPE_GUID           = 8,
253         MLX5_PORT_CHANGE_SUBTYPE_CLIENT_REREG   = 9,
254 };
255
256 enum {
257         MLX5_DEV_CAP_FLAG_XRC           = 1LL <<  3,
258         MLX5_DEV_CAP_FLAG_BAD_PKEY_CNTR = 1LL <<  8,
259         MLX5_DEV_CAP_FLAG_BAD_QKEY_CNTR = 1LL <<  9,
260         MLX5_DEV_CAP_FLAG_APM           = 1LL << 17,
261         MLX5_DEV_CAP_FLAG_ATOMIC        = 1LL << 18,
262         MLX5_DEV_CAP_FLAG_BLOCK_MCAST   = 1LL << 23,
263         MLX5_DEV_CAP_FLAG_ON_DMND_PG    = 1LL << 24,
264         MLX5_DEV_CAP_FLAG_CQ_MODER      = 1LL << 29,
265         MLX5_DEV_CAP_FLAG_RESIZE_CQ     = 1LL << 30,
266         MLX5_DEV_CAP_FLAG_DCT           = 1LL << 37,
267         MLX5_DEV_CAP_FLAG_SIG_HAND_OVER = 1LL << 40,
268         MLX5_DEV_CAP_FLAG_CMDIF_CSUM    = 3LL << 46,
269 };
270
271 enum {
272         MLX5_OPCODE_NOP                 = 0x00,
273         MLX5_OPCODE_SEND_INVAL          = 0x01,
274         MLX5_OPCODE_RDMA_WRITE          = 0x08,
275         MLX5_OPCODE_RDMA_WRITE_IMM      = 0x09,
276         MLX5_OPCODE_SEND                = 0x0a,
277         MLX5_OPCODE_SEND_IMM            = 0x0b,
278         MLX5_OPCODE_LSO                 = 0x0e,
279         MLX5_OPCODE_RDMA_READ           = 0x10,
280         MLX5_OPCODE_ATOMIC_CS           = 0x11,
281         MLX5_OPCODE_ATOMIC_FA           = 0x12,
282         MLX5_OPCODE_ATOMIC_MASKED_CS    = 0x14,
283         MLX5_OPCODE_ATOMIC_MASKED_FA    = 0x15,
284         MLX5_OPCODE_BIND_MW             = 0x18,
285         MLX5_OPCODE_CONFIG_CMD          = 0x1f,
286
287         MLX5_RECV_OPCODE_RDMA_WRITE_IMM = 0x00,
288         MLX5_RECV_OPCODE_SEND           = 0x01,
289         MLX5_RECV_OPCODE_SEND_IMM       = 0x02,
290         MLX5_RECV_OPCODE_SEND_INVAL     = 0x03,
291
292         MLX5_CQE_OPCODE_ERROR           = 0x1e,
293         MLX5_CQE_OPCODE_RESIZE          = 0x16,
294
295         MLX5_OPCODE_SET_PSV             = 0x20,
296         MLX5_OPCODE_GET_PSV             = 0x21,
297         MLX5_OPCODE_CHECK_PSV           = 0x22,
298         MLX5_OPCODE_RGET_PSV            = 0x26,
299         MLX5_OPCODE_RCHECK_PSV          = 0x27,
300
301         MLX5_OPCODE_UMR                 = 0x25,
302
303 };
304
305 enum {
306         MLX5_SET_PORT_RESET_QKEY        = 0,
307         MLX5_SET_PORT_GUID0             = 16,
308         MLX5_SET_PORT_NODE_GUID         = 17,
309         MLX5_SET_PORT_SYS_GUID          = 18,
310         MLX5_SET_PORT_GID_TABLE         = 19,
311         MLX5_SET_PORT_PKEY_TABLE        = 20,
312 };
313
314 enum {
315         MLX5_MAX_PAGE_SHIFT             = 31
316 };
317
318 enum {
319         MLX5_ADAPTER_PAGE_SHIFT         = 12,
320         MLX5_ADAPTER_PAGE_SIZE          = 1 << MLX5_ADAPTER_PAGE_SHIFT,
321 };
322
323 enum {
324         MLX5_CAP_OFF_CMDIF_CSUM         = 46,
325 };
326
327 struct mlx5_inbox_hdr {
328         __be16          opcode;
329         u8              rsvd[4];
330         __be16          opmod;
331 };
332
333 struct mlx5_outbox_hdr {
334         u8              status;
335         u8              rsvd[3];
336         __be32          syndrome;
337 };
338
339 struct mlx5_cmd_query_adapter_mbox_in {
340         struct mlx5_inbox_hdr   hdr;
341         u8                      rsvd[8];
342 };
343
344 struct mlx5_cmd_query_adapter_mbox_out {
345         struct mlx5_outbox_hdr  hdr;
346         u8                      rsvd0[24];
347         u8                      intapin;
348         u8                      rsvd1[13];
349         __be16                  vsd_vendor_id;
350         u8                      vsd[208];
351         u8                      vsd_psid[16];
352 };
353
354 enum mlx5_odp_transport_cap_bits {
355         MLX5_ODP_SUPPORT_SEND    = 1 << 31,
356         MLX5_ODP_SUPPORT_RECV    = 1 << 30,
357         MLX5_ODP_SUPPORT_WRITE   = 1 << 29,
358         MLX5_ODP_SUPPORT_READ    = 1 << 28,
359 };
360
361 struct mlx5_odp_caps {
362         char reserved[0x10];
363         struct {
364                 __be32                  rc_odp_caps;
365                 __be32                  uc_odp_caps;
366                 __be32                  ud_odp_caps;
367         } per_transport_caps;
368         char reserved2[0xe4];
369 };
370
371 struct mlx5_cmd_init_hca_mbox_in {
372         struct mlx5_inbox_hdr   hdr;
373         u8                      rsvd0[2];
374         __be16                  profile;
375         u8                      rsvd1[4];
376 };
377
378 struct mlx5_cmd_init_hca_mbox_out {
379         struct mlx5_outbox_hdr  hdr;
380         u8                      rsvd[8];
381 };
382
383 struct mlx5_cmd_teardown_hca_mbox_in {
384         struct mlx5_inbox_hdr   hdr;
385         u8                      rsvd0[2];
386         __be16                  profile;
387         u8                      rsvd1[4];
388 };
389
390 struct mlx5_cmd_teardown_hca_mbox_out {
391         struct mlx5_outbox_hdr  hdr;
392         u8                      rsvd[8];
393 };
394
395 struct mlx5_cmd_layout {
396         u8              type;
397         u8              rsvd0[3];
398         __be32          inlen;
399         __be64          in_ptr;
400         __be32          in[4];
401         __be32          out[4];
402         __be64          out_ptr;
403         __be32          outlen;
404         u8              token;
405         u8              sig;
406         u8              rsvd1;
407         u8              status_own;
408 };
409
410
411 struct health_buffer {
412         __be32          assert_var[5];
413         __be32          rsvd0[3];
414         __be32          assert_exit_ptr;
415         __be32          assert_callra;
416         __be32          rsvd1[2];
417         __be32          fw_ver;
418         __be32          hw_id;
419         __be32          rsvd2;
420         u8              irisc_index;
421         u8              synd;
422         __be16          ext_sync;
423 };
424
425 struct mlx5_init_seg {
426         __be32                  fw_rev;
427         __be32                  cmdif_rev_fw_sub;
428         __be32                  rsvd0[2];
429         __be32                  cmdq_addr_h;
430         __be32                  cmdq_addr_l_sz;
431         __be32                  cmd_dbell;
432         __be32                  rsvd1[121];
433         struct health_buffer    health;
434         __be32                  rsvd2[884];
435         __be32                  health_counter;
436         __be32                  rsvd3[1019];
437         __be64                  ieee1588_clk;
438         __be32                  ieee1588_clk_type;
439         __be32                  clr_intx;
440 };
441
442 struct mlx5_eqe_comp {
443         __be32  reserved[6];
444         __be32  cqn;
445 };
446
447 struct mlx5_eqe_qp_srq {
448         __be32  reserved[6];
449         __be32  qp_srq_n;
450 };
451
452 struct mlx5_eqe_cq_err {
453         __be32  cqn;
454         u8      reserved1[7];
455         u8      syndrome;
456 };
457
458 struct mlx5_eqe_port_state {
459         u8      reserved0[8];
460         u8      port;
461 };
462
463 struct mlx5_eqe_gpio {
464         __be32  reserved0[2];
465         __be64  gpio_event;
466 };
467
468 struct mlx5_eqe_congestion {
469         u8      type;
470         u8      rsvd0;
471         u8      congestion_level;
472 };
473
474 struct mlx5_eqe_stall_vl {
475         u8      rsvd0[3];
476         u8      port_vl;
477 };
478
479 struct mlx5_eqe_cmd {
480         __be32  vector;
481         __be32  rsvd[6];
482 };
483
484 struct mlx5_eqe_page_req {
485         u8              rsvd0[2];
486         __be16          func_id;
487         __be32          num_pages;
488         __be32          rsvd1[5];
489 };
490
491 struct mlx5_eqe_page_fault {
492         __be32 bytes_committed;
493         union {
494                 struct {
495                         u16     reserved1;
496                         __be16  wqe_index;
497                         u16     reserved2;
498                         __be16  packet_length;
499                         u8      reserved3[12];
500                 } __packed wqe;
501                 struct {
502                         __be32  r_key;
503                         u16     reserved1;
504                         __be16  packet_length;
505                         __be32  rdma_op_len;
506                         __be64  rdma_va;
507                 } __packed rdma;
508         } __packed;
509         __be32 flags_qpn;
510 } __packed;
511
512 union ev_data {
513         __be32                          raw[7];
514         struct mlx5_eqe_cmd             cmd;
515         struct mlx5_eqe_comp            comp;
516         struct mlx5_eqe_qp_srq          qp_srq;
517         struct mlx5_eqe_cq_err          cq_err;
518         struct mlx5_eqe_port_state      port;
519         struct mlx5_eqe_gpio            gpio;
520         struct mlx5_eqe_congestion      cong;
521         struct mlx5_eqe_stall_vl        stall_vl;
522         struct mlx5_eqe_page_req        req_pages;
523         struct mlx5_eqe_page_fault      page_fault;
524 } __packed;
525
526 struct mlx5_eqe {
527         u8              rsvd0;
528         u8              type;
529         u8              rsvd1;
530         u8              sub_type;
531         __be32          rsvd2[7];
532         union ev_data   data;
533         __be16          rsvd3;
534         u8              signature;
535         u8              owner;
536 } __packed;
537
538 struct mlx5_cmd_prot_block {
539         u8              data[MLX5_CMD_DATA_BLOCK_SIZE];
540         u8              rsvd0[48];
541         __be64          next;
542         __be32          block_num;
543         u8              rsvd1;
544         u8              token;
545         u8              ctrl_sig;
546         u8              sig;
547 };
548
549 enum {
550         MLX5_CQE_SYND_FLUSHED_IN_ERROR = 5,
551 };
552
553 struct mlx5_err_cqe {
554         u8      rsvd0[32];
555         __be32  srqn;
556         u8      rsvd1[18];
557         u8      vendor_err_synd;
558         u8      syndrome;
559         __be32  s_wqe_opcode_qpn;
560         __be16  wqe_counter;
561         u8      signature;
562         u8      op_own;
563 };
564
565 struct mlx5_cqe64 {
566         u8              rsvd0[4];
567         u8              lro_tcppsh_abort_dupack;
568         u8              lro_min_ttl;
569         __be16          lro_tcp_win;
570         __be32          lro_ack_seq_num;
571         __be32          rss_hash_result;
572         u8              rss_hash_type;
573         u8              ml_path;
574         u8              rsvd20[2];
575         __be16          check_sum;
576         __be16          slid;
577         __be32          flags_rqpn;
578         u8              hds_ip_ext;
579         u8              l4_hdr_type_etc;
580         __be16          vlan_info;
581         __be32          srqn; /* [31:24]: lro_num_seg, [23:0]: srqn */
582         __be32          imm_inval_pkey;
583         u8              rsvd40[4];
584         __be32          byte_cnt;
585         __be64          timestamp;
586         __be32          sop_drop_qpn;
587         __be16          wqe_counter;
588         u8              signature;
589         u8              op_own;
590 };
591
592 static inline int get_cqe_lro_tcppsh(struct mlx5_cqe64 *cqe)
593 {
594         return (cqe->lro_tcppsh_abort_dupack >> 6) & 1;
595 }
596
597 static inline u8 get_cqe_l4_hdr_type(struct mlx5_cqe64 *cqe)
598 {
599         return (cqe->l4_hdr_type_etc >> 4) & 0x7;
600 }
601
602 static inline int cqe_has_vlan(struct mlx5_cqe64 *cqe)
603 {
604         return !!(cqe->l4_hdr_type_etc & 0x1);
605 }
606
607 enum {
608         CQE_L4_HDR_TYPE_NONE                    = 0x0,
609         CQE_L4_HDR_TYPE_TCP_NO_ACK              = 0x1,
610         CQE_L4_HDR_TYPE_UDP                     = 0x2,
611         CQE_L4_HDR_TYPE_TCP_ACK_NO_DATA         = 0x3,
612         CQE_L4_HDR_TYPE_TCP_ACK_AND_DATA        = 0x4,
613 };
614
615 enum {
616         CQE_RSS_HTYPE_IP        = 0x3 << 6,
617         CQE_RSS_HTYPE_L4        = 0x3 << 2,
618 };
619
620 enum {
621         CQE_L2_OK       = 1 << 0,
622         CQE_L3_OK       = 1 << 1,
623         CQE_L4_OK       = 1 << 2,
624 };
625
626 struct mlx5_sig_err_cqe {
627         u8              rsvd0[16];
628         __be32          expected_trans_sig;
629         __be32          actual_trans_sig;
630         __be32          expected_reftag;
631         __be32          actual_reftag;
632         __be16          syndrome;
633         u8              rsvd22[2];
634         __be32          mkey;
635         __be64          err_offset;
636         u8              rsvd30[8];
637         __be32          qpn;
638         u8              rsvd38[2];
639         u8              signature;
640         u8              op_own;
641 };
642
643 struct mlx5_wqe_srq_next_seg {
644         u8                      rsvd0[2];
645         __be16                  next_wqe_index;
646         u8                      signature;
647         u8                      rsvd1[11];
648 };
649
650 union mlx5_ext_cqe {
651         struct ib_grh   grh;
652         u8              inl[64];
653 };
654
655 struct mlx5_cqe128 {
656         union mlx5_ext_cqe      inl_grh;
657         struct mlx5_cqe64       cqe64;
658 };
659
660 struct mlx5_srq_ctx {
661         u8                      state_log_sz;
662         u8                      rsvd0[3];
663         __be32                  flags_xrcd;
664         __be32                  pgoff_cqn;
665         u8                      rsvd1[4];
666         u8                      log_pg_sz;
667         u8                      rsvd2[7];
668         __be32                  pd;
669         __be16                  lwm;
670         __be16                  wqe_cnt;
671         u8                      rsvd3[8];
672         __be64                  db_record;
673 };
674
675 struct mlx5_create_srq_mbox_in {
676         struct mlx5_inbox_hdr   hdr;
677         __be32                  input_srqn;
678         u8                      rsvd0[4];
679         struct mlx5_srq_ctx     ctx;
680         u8                      rsvd1[208];
681         __be64                  pas[0];
682 };
683
684 struct mlx5_create_srq_mbox_out {
685         struct mlx5_outbox_hdr  hdr;
686         __be32                  srqn;
687         u8                      rsvd[4];
688 };
689
690 struct mlx5_destroy_srq_mbox_in {
691         struct mlx5_inbox_hdr   hdr;
692         __be32                  srqn;
693         u8                      rsvd[4];
694 };
695
696 struct mlx5_destroy_srq_mbox_out {
697         struct mlx5_outbox_hdr  hdr;
698         u8                      rsvd[8];
699 };
700
701 struct mlx5_query_srq_mbox_in {
702         struct mlx5_inbox_hdr   hdr;
703         __be32                  srqn;
704         u8                      rsvd0[4];
705 };
706
707 struct mlx5_query_srq_mbox_out {
708         struct mlx5_outbox_hdr  hdr;
709         u8                      rsvd0[8];
710         struct mlx5_srq_ctx     ctx;
711         u8                      rsvd1[32];
712         __be64                  pas[0];
713 };
714
715 struct mlx5_arm_srq_mbox_in {
716         struct mlx5_inbox_hdr   hdr;
717         __be32                  srqn;
718         __be16                  rsvd;
719         __be16                  lwm;
720 };
721
722 struct mlx5_arm_srq_mbox_out {
723         struct mlx5_outbox_hdr  hdr;
724         u8                      rsvd[8];
725 };
726
727 struct mlx5_cq_context {
728         u8                      status;
729         u8                      cqe_sz_flags;
730         u8                      st;
731         u8                      rsvd3;
732         u8                      rsvd4[6];
733         __be16                  page_offset;
734         __be32                  log_sz_usr_page;
735         __be16                  cq_period;
736         __be16                  cq_max_count;
737         __be16                  rsvd20;
738         __be16                  c_eqn;
739         u8                      log_pg_sz;
740         u8                      rsvd25[7];
741         __be32                  last_notified_index;
742         __be32                  solicit_producer_index;
743         __be32                  consumer_counter;
744         __be32                  producer_counter;
745         u8                      rsvd48[8];
746         __be64                  db_record_addr;
747 };
748
749 struct mlx5_create_cq_mbox_in {
750         struct mlx5_inbox_hdr   hdr;
751         __be32                  input_cqn;
752         u8                      rsvdx[4];
753         struct mlx5_cq_context  ctx;
754         u8                      rsvd6[192];
755         __be64                  pas[0];
756 };
757
758 struct mlx5_create_cq_mbox_out {
759         struct mlx5_outbox_hdr  hdr;
760         __be32                  cqn;
761         u8                      rsvd0[4];
762 };
763
764 struct mlx5_destroy_cq_mbox_in {
765         struct mlx5_inbox_hdr   hdr;
766         __be32                  cqn;
767         u8                      rsvd0[4];
768 };
769
770 struct mlx5_destroy_cq_mbox_out {
771         struct mlx5_outbox_hdr  hdr;
772         u8                      rsvd0[8];
773 };
774
775 struct mlx5_query_cq_mbox_in {
776         struct mlx5_inbox_hdr   hdr;
777         __be32                  cqn;
778         u8                      rsvd0[4];
779 };
780
781 struct mlx5_query_cq_mbox_out {
782         struct mlx5_outbox_hdr  hdr;
783         u8                      rsvd0[8];
784         struct mlx5_cq_context  ctx;
785         u8                      rsvd6[16];
786         __be64                  pas[0];
787 };
788
789 struct mlx5_modify_cq_mbox_in {
790         struct mlx5_inbox_hdr   hdr;
791         __be32                  cqn;
792         __be32                  field_select;
793         struct mlx5_cq_context  ctx;
794         u8                      rsvd[192];
795         __be64                  pas[0];
796 };
797
798 struct mlx5_modify_cq_mbox_out {
799         struct mlx5_outbox_hdr  hdr;
800         u8                      rsvd[8];
801 };
802
803 struct mlx5_enable_hca_mbox_in {
804         struct mlx5_inbox_hdr   hdr;
805         u8                      rsvd[8];
806 };
807
808 struct mlx5_enable_hca_mbox_out {
809         struct mlx5_outbox_hdr  hdr;
810         u8                      rsvd[8];
811 };
812
813 struct mlx5_disable_hca_mbox_in {
814         struct mlx5_inbox_hdr   hdr;
815         u8                      rsvd[8];
816 };
817
818 struct mlx5_disable_hca_mbox_out {
819         struct mlx5_outbox_hdr  hdr;
820         u8                      rsvd[8];
821 };
822
823 struct mlx5_eq_context {
824         u8                      status;
825         u8                      ec_oi;
826         u8                      st;
827         u8                      rsvd2[7];
828         __be16                  page_pffset;
829         __be32                  log_sz_usr_page;
830         u8                      rsvd3[7];
831         u8                      intr;
832         u8                      log_page_size;
833         u8                      rsvd4[15];
834         __be32                  consumer_counter;
835         __be32                  produser_counter;
836         u8                      rsvd5[16];
837 };
838
839 struct mlx5_create_eq_mbox_in {
840         struct mlx5_inbox_hdr   hdr;
841         u8                      rsvd0[3];
842         u8                      input_eqn;
843         u8                      rsvd1[4];
844         struct mlx5_eq_context  ctx;
845         u8                      rsvd2[8];
846         __be64                  events_mask;
847         u8                      rsvd3[176];
848         __be64                  pas[0];
849 };
850
851 struct mlx5_create_eq_mbox_out {
852         struct mlx5_outbox_hdr  hdr;
853         u8                      rsvd0[3];
854         u8                      eq_number;
855         u8                      rsvd1[4];
856 };
857
858 struct mlx5_destroy_eq_mbox_in {
859         struct mlx5_inbox_hdr   hdr;
860         u8                      rsvd0[3];
861         u8                      eqn;
862         u8                      rsvd1[4];
863 };
864
865 struct mlx5_destroy_eq_mbox_out {
866         struct mlx5_outbox_hdr  hdr;
867         u8                      rsvd[8];
868 };
869
870 struct mlx5_map_eq_mbox_in {
871         struct mlx5_inbox_hdr   hdr;
872         __be64                  mask;
873         u8                      mu;
874         u8                      rsvd0[2];
875         u8                      eqn;
876         u8                      rsvd1[24];
877 };
878
879 struct mlx5_map_eq_mbox_out {
880         struct mlx5_outbox_hdr  hdr;
881         u8                      rsvd[8];
882 };
883
884 struct mlx5_query_eq_mbox_in {
885         struct mlx5_inbox_hdr   hdr;
886         u8                      rsvd0[3];
887         u8                      eqn;
888         u8                      rsvd1[4];
889 };
890
891 struct mlx5_query_eq_mbox_out {
892         struct mlx5_outbox_hdr  hdr;
893         u8                      rsvd[8];
894         struct mlx5_eq_context  ctx;
895 };
896
897 enum {
898         MLX5_MKEY_STATUS_FREE = 1 << 6,
899 };
900
901 struct mlx5_mkey_seg {
902         /* This is a two bit field occupying bits 31-30.
903          * bit 31 is always 0,
904          * bit 30 is zero for regular MRs and 1 (e.g free) for UMRs that do not have tanslation
905          */
906         u8              status;
907         u8              pcie_control;
908         u8              flags;
909         u8              version;
910         __be32          qpn_mkey7_0;
911         u8              rsvd1[4];
912         __be32          flags_pd;
913         __be64          start_addr;
914         __be64          len;
915         __be32          bsfs_octo_size;
916         u8              rsvd2[16];
917         __be32          xlt_oct_size;
918         u8              rsvd3[3];
919         u8              log2_page_size;
920         u8              rsvd4[4];
921 };
922
923 struct mlx5_query_special_ctxs_mbox_in {
924         struct mlx5_inbox_hdr   hdr;
925         u8                      rsvd[8];
926 };
927
928 struct mlx5_query_special_ctxs_mbox_out {
929         struct mlx5_outbox_hdr  hdr;
930         __be32                  dump_fill_mkey;
931         __be32                  reserved_lkey;
932 };
933
934 struct mlx5_create_mkey_mbox_in {
935         struct mlx5_inbox_hdr   hdr;
936         __be32                  input_mkey_index;
937         __be32                  flags;
938         struct mlx5_mkey_seg    seg;
939         u8                      rsvd1[16];
940         __be32                  xlat_oct_act_size;
941         __be32                  rsvd2;
942         u8                      rsvd3[168];
943         __be64                  pas[0];
944 };
945
946 struct mlx5_create_mkey_mbox_out {
947         struct mlx5_outbox_hdr  hdr;
948         __be32                  mkey;
949         u8                      rsvd[4];
950 };
951
952 struct mlx5_destroy_mkey_mbox_in {
953         struct mlx5_inbox_hdr   hdr;
954         __be32                  mkey;
955         u8                      rsvd[4];
956 };
957
958 struct mlx5_destroy_mkey_mbox_out {
959         struct mlx5_outbox_hdr  hdr;
960         u8                      rsvd[8];
961 };
962
963 struct mlx5_query_mkey_mbox_in {
964         struct mlx5_inbox_hdr   hdr;
965         __be32                  mkey;
966 };
967
968 struct mlx5_query_mkey_mbox_out {
969         struct mlx5_outbox_hdr  hdr;
970         __be64                  pas[0];
971 };
972
973 struct mlx5_modify_mkey_mbox_in {
974         struct mlx5_inbox_hdr   hdr;
975         __be32                  mkey;
976         __be64                  pas[0];
977 };
978
979 struct mlx5_modify_mkey_mbox_out {
980         struct mlx5_outbox_hdr  hdr;
981         u8                      rsvd[8];
982 };
983
984 struct mlx5_dump_mkey_mbox_in {
985         struct mlx5_inbox_hdr   hdr;
986 };
987
988 struct mlx5_dump_mkey_mbox_out {
989         struct mlx5_outbox_hdr  hdr;
990         __be32                  mkey;
991 };
992
993 struct mlx5_mad_ifc_mbox_in {
994         struct mlx5_inbox_hdr   hdr;
995         __be16                  remote_lid;
996         u8                      rsvd0;
997         u8                      port;
998         u8                      rsvd1[4];
999         u8                      data[256];
1000 };
1001
1002 struct mlx5_mad_ifc_mbox_out {
1003         struct mlx5_outbox_hdr  hdr;
1004         u8                      rsvd[8];
1005         u8                      data[256];
1006 };
1007
1008 struct mlx5_access_reg_mbox_in {
1009         struct mlx5_inbox_hdr           hdr;
1010         u8                              rsvd0[2];
1011         __be16                          register_id;
1012         __be32                          arg;
1013         __be32                          data[0];
1014 };
1015
1016 struct mlx5_access_reg_mbox_out {
1017         struct mlx5_outbox_hdr          hdr;
1018         u8                              rsvd[8];
1019         __be32                          data[0];
1020 };
1021
1022 #define MLX5_ATTR_EXTENDED_PORT_INFO    cpu_to_be16(0xff90)
1023
1024 enum {
1025         MLX_EXT_PORT_CAP_FLAG_EXTENDED_PORT_INFO        = 1 <<  0
1026 };
1027
1028 struct mlx5_allocate_psv_in {
1029         struct mlx5_inbox_hdr   hdr;
1030         __be32                  npsv_pd;
1031         __be32                  rsvd_psv0;
1032 };
1033
1034 struct mlx5_allocate_psv_out {
1035         struct mlx5_outbox_hdr  hdr;
1036         u8                      rsvd[8];
1037         __be32                  psv_idx[4];
1038 };
1039
1040 struct mlx5_destroy_psv_in {
1041         struct mlx5_inbox_hdr   hdr;
1042         __be32                  psv_number;
1043         u8                      rsvd[4];
1044 };
1045
1046 struct mlx5_destroy_psv_out {
1047         struct mlx5_outbox_hdr  hdr;
1048         u8                      rsvd[8];
1049 };
1050
1051 #define MLX5_CMD_OP_MAX 0x920
1052
1053 enum {
1054         VPORT_STATE_DOWN                = 0x0,
1055         VPORT_STATE_UP                  = 0x1,
1056 };
1057
1058 enum {
1059         MLX5_L3_PROT_TYPE_IPV4          = 0,
1060         MLX5_L3_PROT_TYPE_IPV6          = 1,
1061 };
1062
1063 enum {
1064         MLX5_L4_PROT_TYPE_TCP           = 0,
1065         MLX5_L4_PROT_TYPE_UDP           = 1,
1066 };
1067
1068 enum {
1069         MLX5_HASH_FIELD_SEL_SRC_IP      = 1 << 0,
1070         MLX5_HASH_FIELD_SEL_DST_IP      = 1 << 1,
1071         MLX5_HASH_FIELD_SEL_L4_SPORT    = 1 << 2,
1072         MLX5_HASH_FIELD_SEL_L4_DPORT    = 1 << 3,
1073         MLX5_HASH_FIELD_SEL_IPSEC_SPI   = 1 << 4,
1074 };
1075
1076 enum {
1077         MLX5_MATCH_OUTER_HEADERS        = 1 << 0,
1078         MLX5_MATCH_MISC_PARAMETERS      = 1 << 1,
1079         MLX5_MATCH_INNER_HEADERS        = 1 << 2,
1080
1081 };
1082
1083 enum {
1084         MLX5_FLOW_TABLE_TYPE_NIC_RCV    = 0,
1085         MLX5_FLOW_TABLE_TYPE_ESWITCH    = 4,
1086 };
1087
1088 enum {
1089         MLX5_FLOW_CONTEXT_DEST_TYPE_VPORT       = 0,
1090         MLX5_FLOW_CONTEXT_DEST_TYPE_FLOW_TABLE  = 1,
1091         MLX5_FLOW_CONTEXT_DEST_TYPE_TIR         = 2,
1092 };
1093
1094 enum {
1095         MLX5_RQC_RQ_TYPE_MEMORY_RQ_INLINE = 0x0,
1096         MLX5_RQC_RQ_TYPE_MEMORY_RQ_RPM    = 0x1,
1097 };
1098
1099 /* MLX5 DEV CAPs */
1100
1101 /* TODO: EAT.ME */
1102 enum mlx5_cap_mode {
1103         HCA_CAP_OPMOD_GET_MAX   = 0,
1104         HCA_CAP_OPMOD_GET_CUR   = 1,
1105 };
1106
1107 enum mlx5_cap_type {
1108         MLX5_CAP_GENERAL = 0,
1109         MLX5_CAP_ETHERNET_OFFLOADS,
1110         MLX5_CAP_ODP,
1111         MLX5_CAP_ATOMIC,
1112         MLX5_CAP_ROCE,
1113         MLX5_CAP_IPOIB_OFFLOADS,
1114         MLX5_CAP_EOIB_OFFLOADS,
1115         MLX5_CAP_FLOW_TABLE,
1116         /* NUM OF CAP Types */
1117         MLX5_CAP_NUM
1118 };
1119
1120 /* GET Dev Caps macros */
1121 #define MLX5_CAP_GEN(mdev, cap) \
1122         MLX5_GET(cmd_hca_cap, mdev->hca_caps_cur[MLX5_CAP_GENERAL], cap)
1123
1124 #define MLX5_CAP_GEN_MAX(mdev, cap) \
1125         MLX5_GET(cmd_hca_cap, mdev->hca_caps_max[MLX5_CAP_GENERAL], cap)
1126
1127 #define MLX5_CAP_ETH(mdev, cap) \
1128         MLX5_GET(per_protocol_networking_offload_caps,\
1129                  mdev->hca_caps_cur[MLX5_CAP_ETHERNET_OFFLOADS], cap)
1130
1131 #define MLX5_CAP_ETH_MAX(mdev, cap) \
1132         MLX5_GET(per_protocol_networking_offload_caps,\
1133                  mdev->hca_caps_max[MLX5_CAP_ETHERNET_OFFLOADS], cap)
1134
1135 #define MLX5_CAP_ROCE(mdev, cap) \
1136         MLX5_GET(roce_cap, mdev->hca_caps_cur[MLX5_CAP_ROCE], cap)
1137
1138 #define MLX5_CAP_ROCE_MAX(mdev, cap) \
1139         MLX5_GET(roce_cap, mdev->hca_caps_max[MLX5_CAP_ROCE], cap)
1140
1141 #define MLX5_CAP_ATOMIC(mdev, cap) \
1142         MLX5_GET(atomic_caps, mdev->hca_caps_cur[MLX5_CAP_ATOMIC], cap)
1143
1144 #define MLX5_CAP_ATOMIC_MAX(mdev, cap) \
1145         MLX5_GET(atomic_caps, mdev->hca_caps_max[MLX5_CAP_ATOMIC], cap)
1146
1147 #define MLX5_CAP_FLOWTABLE(mdev, cap) \
1148         MLX5_GET(flow_table_nic_cap, mdev->hca_caps_cur[MLX5_CAP_FLOW_TABLE], cap)
1149
1150 #define MLX5_CAP_FLOWTABLE_MAX(mdev, cap) \
1151         MLX5_GET(flow_table_nic_cap, mdev->hca_caps_max[MLX5_CAP_FLOW_TABLE], cap)
1152
1153 #define MLX5_CAP_ODP(mdev, cap)\
1154         MLX5_GET(odp_cap, mdev->hca_caps_cur[MLX5_CAP_ODP], cap)
1155
1156 enum {
1157         MLX5_CMD_STAT_OK                        = 0x0,
1158         MLX5_CMD_STAT_INT_ERR                   = 0x1,
1159         MLX5_CMD_STAT_BAD_OP_ERR                = 0x2,
1160         MLX5_CMD_STAT_BAD_PARAM_ERR             = 0x3,
1161         MLX5_CMD_STAT_BAD_SYS_STATE_ERR         = 0x4,
1162         MLX5_CMD_STAT_BAD_RES_ERR               = 0x5,
1163         MLX5_CMD_STAT_RES_BUSY                  = 0x6,
1164         MLX5_CMD_STAT_LIM_ERR                   = 0x8,
1165         MLX5_CMD_STAT_BAD_RES_STATE_ERR         = 0x9,
1166         MLX5_CMD_STAT_IX_ERR                    = 0xa,
1167         MLX5_CMD_STAT_NO_RES_ERR                = 0xf,
1168         MLX5_CMD_STAT_BAD_INP_LEN_ERR           = 0x50,
1169         MLX5_CMD_STAT_BAD_OUTP_LEN_ERR          = 0x51,
1170         MLX5_CMD_STAT_BAD_QP_STATE_ERR          = 0x10,
1171         MLX5_CMD_STAT_BAD_PKT_ERR               = 0x30,
1172         MLX5_CMD_STAT_BAD_SIZE_OUTS_CQES_ERR    = 0x40,
1173 };
1174
1175 #endif /* MLX5_DEVICE_H */