Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
tjh.dev
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linux
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) (offsetof(struct mlx5_ifc_##typ##_bits, fld))
52#define __mlx5_16_off(typ, fld) (__mlx5_bit_off(typ, fld) / 16)
53#define __mlx5_dw_off(typ, fld) (__mlx5_bit_off(typ, fld) / 32)
54#define __mlx5_64_off(typ, fld) (__mlx5_bit_off(typ, fld) / 64)
55#define __mlx5_16_bit_off(typ, fld) (16 - __mlx5_bit_sz(typ, fld) - (__mlx5_bit_off(typ, fld) & 0xf))
56#define __mlx5_dw_bit_off(typ, fld) (32 - __mlx5_bit_sz(typ, fld) - (__mlx5_bit_off(typ, fld) & 0x1f))
57#define __mlx5_mask(typ, fld) ((u32)((1ull << __mlx5_bit_sz(typ, fld)) - 1))
58#define __mlx5_dw_mask(typ, fld) (__mlx5_mask(typ, fld) << __mlx5_dw_bit_off(typ, fld))
59#define __mlx5_mask16(typ, fld) ((u16)((1ull << __mlx5_bit_sz(typ, fld)) - 1))
60#define __mlx5_16_mask(typ, fld) (__mlx5_mask16(typ, fld) << __mlx5_16_bit_off(typ, fld))
61#define __mlx5_st_sz_bits(typ) sizeof(struct mlx5_ifc_##typ##_bits)
62
63#define MLX5_FLD_SZ_BYTES(typ, fld) (__mlx5_bit_sz(typ, fld) / 8)
64#define MLX5_ST_SZ_BYTES(typ) (sizeof(struct mlx5_ifc_##typ##_bits) / 8)
65#define MLX5_ST_SZ_DW(typ) (sizeof(struct mlx5_ifc_##typ##_bits) / 32)
66#define MLX5_ST_SZ_QW(typ) (sizeof(struct mlx5_ifc_##typ##_bits) / 64)
67#define MLX5_UN_SZ_BYTES(typ) (sizeof(union mlx5_ifc_##typ##_bits) / 8)
68#define MLX5_UN_SZ_DW(typ) (sizeof(union mlx5_ifc_##typ##_bits) / 32)
69#define MLX5_BYTE_OFF(typ, fld) (__mlx5_bit_off(typ, fld) / 8)
70#define MLX5_ADDR_OF(typ, p, fld) ((void *)((uint8_t *)(p) + MLX5_BYTE_OFF(typ, fld)))
71
72/* insert a value to a struct */
73#define MLX5_SET(typ, p, fld, v) do { \
74 u32 _v = v; \
75 BUILD_BUG_ON(__mlx5_st_sz_bits(typ) % 32); \
76 *((__be32 *)(p) + __mlx5_dw_off(typ, fld)) = \
77 cpu_to_be32((be32_to_cpu(*((__be32 *)(p) + __mlx5_dw_off(typ, fld))) & \
78 (~__mlx5_dw_mask(typ, fld))) | (((_v) & __mlx5_mask(typ, fld)) \
79 << __mlx5_dw_bit_off(typ, fld))); \
80} while (0)
81
82#define MLX5_ARRAY_SET(typ, p, fld, idx, v) do { \
83 BUILD_BUG_ON(__mlx5_bit_off(typ, fld) % 32); \
84 MLX5_SET(typ, p, fld[idx], v); \
85} while (0)
86
87#define MLX5_SET_TO_ONES(typ, p, fld) do { \
88 BUILD_BUG_ON(__mlx5_st_sz_bits(typ) % 32); \
89 *((__be32 *)(p) + __mlx5_dw_off(typ, fld)) = \
90 cpu_to_be32((be32_to_cpu(*((__be32 *)(p) + __mlx5_dw_off(typ, fld))) & \
91 (~__mlx5_dw_mask(typ, fld))) | ((__mlx5_mask(typ, fld)) \
92 << __mlx5_dw_bit_off(typ, fld))); \
93} while (0)
94
95#define MLX5_GET(typ, p, fld) ((be32_to_cpu(*((__be32 *)(p) +\
96__mlx5_dw_off(typ, fld))) >> __mlx5_dw_bit_off(typ, fld)) & \
97__mlx5_mask(typ, fld))
98
99#define MLX5_GET_PR(typ, p, fld) ({ \
100 u32 ___t = MLX5_GET(typ, p, fld); \
101 pr_debug(#fld " = 0x%x\n", ___t); \
102 ___t; \
103})
104
105#define __MLX5_SET64(typ, p, fld, v) do { \
106 BUILD_BUG_ON(__mlx5_bit_sz(typ, fld) != 64); \
107 *((__be64 *)(p) + __mlx5_64_off(typ, fld)) = cpu_to_be64(v); \
108} while (0)
109
110#define MLX5_SET64(typ, p, fld, v) do { \
111 BUILD_BUG_ON(__mlx5_bit_off(typ, fld) % 64); \
112 __MLX5_SET64(typ, p, fld, v); \
113} while (0)
114
115#define MLX5_ARRAY_SET64(typ, p, fld, idx, v) do { \
116 BUILD_BUG_ON(__mlx5_bit_off(typ, fld) % 64); \
117 __MLX5_SET64(typ, p, fld[idx], v); \
118} while (0)
119
120#define MLX5_GET64(typ, p, fld) be64_to_cpu(*((__be64 *)(p) + __mlx5_64_off(typ, fld)))
121
122#define MLX5_GET64_PR(typ, p, fld) ({ \
123 u64 ___t = MLX5_GET64(typ, p, fld); \
124 pr_debug(#fld " = 0x%llx\n", ___t); \
125 ___t; \
126})
127
128#define MLX5_GET16(typ, p, fld) ((be16_to_cpu(*((__be16 *)(p) +\
129__mlx5_16_off(typ, fld))) >> __mlx5_16_bit_off(typ, fld)) & \
130__mlx5_mask16(typ, fld))
131
132#define MLX5_SET16(typ, p, fld, v) do { \
133 u16 _v = v; \
134 BUILD_BUG_ON(__mlx5_st_sz_bits(typ) % 16); \
135 *((__be16 *)(p) + __mlx5_16_off(typ, fld)) = \
136 cpu_to_be16((be16_to_cpu(*((__be16 *)(p) + __mlx5_16_off(typ, fld))) & \
137 (~__mlx5_16_mask(typ, fld))) | (((_v) & __mlx5_mask16(typ, fld)) \
138 << __mlx5_16_bit_off(typ, fld))); \
139} while (0)
140
141/* Big endian getters */
142#define MLX5_GET64_BE(typ, p, fld) (*((__be64 *)(p) +\
143 __mlx5_64_off(typ, fld)))
144
145#define MLX5_GET_BE(type_t, typ, p, fld) ({ \
146 type_t tmp; \
147 switch (sizeof(tmp)) { \
148 case sizeof(u8): \
149 tmp = (__force type_t)MLX5_GET(typ, p, fld); \
150 break; \
151 case sizeof(u16): \
152 tmp = (__force type_t)cpu_to_be16(MLX5_GET(typ, p, fld)); \
153 break; \
154 case sizeof(u32): \
155 tmp = (__force type_t)cpu_to_be32(MLX5_GET(typ, p, fld)); \
156 break; \
157 case sizeof(u64): \
158 tmp = (__force type_t)MLX5_GET64_BE(typ, p, fld); \
159 break; \
160 } \
161 tmp; \
162 })
163
164enum mlx5_inline_modes {
165 MLX5_INLINE_MODE_NONE,
166 MLX5_INLINE_MODE_L2,
167 MLX5_INLINE_MODE_IP,
168 MLX5_INLINE_MODE_TCP_UDP,
169};
170
171enum {
172 MLX5_MAX_COMMANDS = 32,
173 MLX5_CMD_DATA_BLOCK_SIZE = 512,
174 MLX5_PCI_CMD_XPORT = 7,
175 MLX5_MKEY_BSF_OCTO_SIZE = 4,
176 MLX5_MAX_PSVS = 4,
177};
178
179enum {
180 MLX5_EXTENDED_UD_AV = 0x80000000,
181};
182
183enum {
184 MLX5_CQ_STATE_ARMED = 9,
185 MLX5_CQ_STATE_ALWAYS_ARMED = 0xb,
186 MLX5_CQ_STATE_FIRED = 0xa,
187};
188
189enum {
190 MLX5_STAT_RATE_OFFSET = 5,
191};
192
193enum {
194 MLX5_INLINE_SEG = 0x80000000,
195};
196
197enum {
198 MLX5_HW_START_PADDING = MLX5_INLINE_SEG,
199};
200
201enum {
202 MLX5_MIN_PKEY_TABLE_SIZE = 128,
203 MLX5_MAX_LOG_PKEY_TABLE = 5,
204};
205
206enum {
207 MLX5_MKEY_INBOX_PG_ACCESS = 1 << 31
208};
209
210enum {
211 MLX5_PFAULT_SUBTYPE_WQE = 0,
212 MLX5_PFAULT_SUBTYPE_RDMA = 1,
213};
214
215enum wqe_page_fault_type {
216 MLX5_WQE_PF_TYPE_RMP = 0,
217 MLX5_WQE_PF_TYPE_REQ_SEND_OR_WRITE = 1,
218 MLX5_WQE_PF_TYPE_RESP = 2,
219 MLX5_WQE_PF_TYPE_REQ_READ_OR_ATOMIC = 3,
220};
221
222enum {
223 MLX5_PERM_LOCAL_READ = 1 << 2,
224 MLX5_PERM_LOCAL_WRITE = 1 << 3,
225 MLX5_PERM_REMOTE_READ = 1 << 4,
226 MLX5_PERM_REMOTE_WRITE = 1 << 5,
227 MLX5_PERM_ATOMIC = 1 << 6,
228 MLX5_PERM_UMR_EN = 1 << 7,
229};
230
231enum {
232 MLX5_PCIE_CTRL_SMALL_FENCE = 1 << 0,
233 MLX5_PCIE_CTRL_RELAXED_ORDERING = 1 << 2,
234 MLX5_PCIE_CTRL_NO_SNOOP = 1 << 3,
235 MLX5_PCIE_CTRL_TLP_PROCE_EN = 1 << 6,
236 MLX5_PCIE_CTRL_TPH_MASK = 3 << 4,
237};
238
239enum {
240 MLX5_EN_RD = (u64)1,
241 MLX5_EN_WR = (u64)2
242};
243
244enum {
245 MLX5_ADAPTER_PAGE_SHIFT = 12,
246 MLX5_ADAPTER_PAGE_SIZE = 1 << MLX5_ADAPTER_PAGE_SHIFT,
247};
248
249enum {
250 MLX5_BFREGS_PER_UAR = 4,
251 MLX5_MAX_UARS = 1 << 8,
252 MLX5_NON_FP_BFREGS_PER_UAR = 2,
253 MLX5_FP_BFREGS_PER_UAR = MLX5_BFREGS_PER_UAR -
254 MLX5_NON_FP_BFREGS_PER_UAR,
255 MLX5_MAX_BFREGS = MLX5_MAX_UARS *
256 MLX5_NON_FP_BFREGS_PER_UAR,
257 MLX5_UARS_IN_PAGE = PAGE_SIZE / MLX5_ADAPTER_PAGE_SIZE,
258 MLX5_NON_FP_BFREGS_IN_PAGE = MLX5_NON_FP_BFREGS_PER_UAR * MLX5_UARS_IN_PAGE,
259 MLX5_MIN_DYN_BFREGS = 512,
260 MLX5_MAX_DYN_BFREGS = 1024,
261};
262
263enum {
264 MLX5_MKEY_MASK_LEN = 1ull << 0,
265 MLX5_MKEY_MASK_PAGE_SIZE = 1ull << 1,
266 MLX5_MKEY_MASK_START_ADDR = 1ull << 6,
267 MLX5_MKEY_MASK_PD = 1ull << 7,
268 MLX5_MKEY_MASK_EN_RINVAL = 1ull << 8,
269 MLX5_MKEY_MASK_EN_SIGERR = 1ull << 9,
270 MLX5_MKEY_MASK_BSF_EN = 1ull << 12,
271 MLX5_MKEY_MASK_KEY = 1ull << 13,
272 MLX5_MKEY_MASK_QPN = 1ull << 14,
273 MLX5_MKEY_MASK_LR = 1ull << 17,
274 MLX5_MKEY_MASK_LW = 1ull << 18,
275 MLX5_MKEY_MASK_RR = 1ull << 19,
276 MLX5_MKEY_MASK_RW = 1ull << 20,
277 MLX5_MKEY_MASK_A = 1ull << 21,
278 MLX5_MKEY_MASK_SMALL_FENCE = 1ull << 23,
279 MLX5_MKEY_MASK_RELAXED_ORDERING_WRITE = 1ull << 25,
280 MLX5_MKEY_MASK_FREE = 1ull << 29,
281 MLX5_MKEY_MASK_RELAXED_ORDERING_READ = 1ull << 47,
282};
283
284enum {
285 MLX5_UMR_TRANSLATION_OFFSET_EN = (1 << 4),
286
287 MLX5_UMR_CHECK_NOT_FREE = (1 << 5),
288 MLX5_UMR_CHECK_FREE = (2 << 5),
289
290 MLX5_UMR_INLINE = (1 << 7),
291};
292
293#define MLX5_UMR_MTT_ALIGNMENT 0x40
294#define MLX5_UMR_MTT_MASK (MLX5_UMR_MTT_ALIGNMENT - 1)
295#define MLX5_UMR_MTT_MIN_CHUNK_SIZE MLX5_UMR_MTT_ALIGNMENT
296
297#define MLX5_USER_INDEX_LEN (MLX5_FLD_SZ_BYTES(qpc, user_index) * 8)
298
299enum {
300 MLX5_EVENT_QUEUE_TYPE_QP = 0,
301 MLX5_EVENT_QUEUE_TYPE_RQ = 1,
302 MLX5_EVENT_QUEUE_TYPE_SQ = 2,
303 MLX5_EVENT_QUEUE_TYPE_DCT = 6,
304};
305
306/* mlx5 components can subscribe to any one of these events via
307 * mlx5_eq_notifier_register API.
308 */
309enum mlx5_event {
310 /* Special value to subscribe to any event */
311 MLX5_EVENT_TYPE_NOTIFY_ANY = 0x0,
312 /* HW events enum start: comp events are not subscribable */
313 MLX5_EVENT_TYPE_COMP = 0x0,
314 /* HW Async events enum start: subscribable events */
315 MLX5_EVENT_TYPE_PATH_MIG = 0x01,
316 MLX5_EVENT_TYPE_COMM_EST = 0x02,
317 MLX5_EVENT_TYPE_SQ_DRAINED = 0x03,
318 MLX5_EVENT_TYPE_SRQ_LAST_WQE = 0x13,
319 MLX5_EVENT_TYPE_SRQ_RQ_LIMIT = 0x14,
320
321 MLX5_EVENT_TYPE_CQ_ERROR = 0x04,
322 MLX5_EVENT_TYPE_WQ_CATAS_ERROR = 0x05,
323 MLX5_EVENT_TYPE_PATH_MIG_FAILED = 0x07,
324 MLX5_EVENT_TYPE_WQ_INVAL_REQ_ERROR = 0x10,
325 MLX5_EVENT_TYPE_WQ_ACCESS_ERROR = 0x11,
326 MLX5_EVENT_TYPE_SRQ_CATAS_ERROR = 0x12,
327
328 MLX5_EVENT_TYPE_INTERNAL_ERROR = 0x08,
329 MLX5_EVENT_TYPE_PORT_CHANGE = 0x09,
330 MLX5_EVENT_TYPE_GPIO_EVENT = 0x15,
331 MLX5_EVENT_TYPE_PORT_MODULE_EVENT = 0x16,
332 MLX5_EVENT_TYPE_TEMP_WARN_EVENT = 0x17,
333 MLX5_EVENT_TYPE_XRQ_ERROR = 0x18,
334 MLX5_EVENT_TYPE_REMOTE_CONFIG = 0x19,
335 MLX5_EVENT_TYPE_GENERAL_EVENT = 0x22,
336 MLX5_EVENT_TYPE_MONITOR_COUNTER = 0x24,
337 MLX5_EVENT_TYPE_PPS_EVENT = 0x25,
338
339 MLX5_EVENT_TYPE_DB_BF_CONGESTION = 0x1a,
340 MLX5_EVENT_TYPE_STALL_EVENT = 0x1b,
341
342 MLX5_EVENT_TYPE_CMD = 0x0a,
343 MLX5_EVENT_TYPE_PAGE_REQUEST = 0xb,
344
345 MLX5_EVENT_TYPE_PAGE_FAULT = 0xc,
346 MLX5_EVENT_TYPE_NIC_VPORT_CHANGE = 0xd,
347
348 MLX5_EVENT_TYPE_ESW_FUNCTIONS_CHANGED = 0xe,
349 MLX5_EVENT_TYPE_VHCA_STATE_CHANGE = 0xf,
350
351 MLX5_EVENT_TYPE_DCT_DRAINED = 0x1c,
352 MLX5_EVENT_TYPE_DCT_KEY_VIOLATION = 0x1d,
353
354 MLX5_EVENT_TYPE_FPGA_ERROR = 0x20,
355 MLX5_EVENT_TYPE_FPGA_QP_ERROR = 0x21,
356
357 MLX5_EVENT_TYPE_DEVICE_TRACER = 0x26,
358
359 MLX5_EVENT_TYPE_MAX = 0x100,
360};
361
362enum mlx5_driver_event {
363 MLX5_DRIVER_EVENT_TYPE_TRAP = 0,
364};
365
366enum {
367 MLX5_TRACER_SUBTYPE_OWNERSHIP_CHANGE = 0x0,
368 MLX5_TRACER_SUBTYPE_TRACES_AVAILABLE = 0x1,
369};
370
371enum {
372 MLX5_GENERAL_SUBTYPE_DELAY_DROP_TIMEOUT = 0x1,
373 MLX5_GENERAL_SUBTYPE_PCI_POWER_CHANGE_EVENT = 0x5,
374 MLX5_GENERAL_SUBTYPE_FW_LIVE_PATCH_EVENT = 0x7,
375 MLX5_GENERAL_SUBTYPE_PCI_SYNC_FOR_FW_UPDATE_EVENT = 0x8,
376};
377
378enum {
379 MLX5_PORT_CHANGE_SUBTYPE_DOWN = 1,
380 MLX5_PORT_CHANGE_SUBTYPE_ACTIVE = 4,
381 MLX5_PORT_CHANGE_SUBTYPE_INITIALIZED = 5,
382 MLX5_PORT_CHANGE_SUBTYPE_LID = 6,
383 MLX5_PORT_CHANGE_SUBTYPE_PKEY = 7,
384 MLX5_PORT_CHANGE_SUBTYPE_GUID = 8,
385 MLX5_PORT_CHANGE_SUBTYPE_CLIENT_REREG = 9,
386};
387
388enum {
389 MLX5_DEV_CAP_FLAG_XRC = 1LL << 3,
390 MLX5_DEV_CAP_FLAG_BAD_PKEY_CNTR = 1LL << 8,
391 MLX5_DEV_CAP_FLAG_BAD_QKEY_CNTR = 1LL << 9,
392 MLX5_DEV_CAP_FLAG_APM = 1LL << 17,
393 MLX5_DEV_CAP_FLAG_ATOMIC = 1LL << 18,
394 MLX5_DEV_CAP_FLAG_BLOCK_MCAST = 1LL << 23,
395 MLX5_DEV_CAP_FLAG_ON_DMND_PG = 1LL << 24,
396 MLX5_DEV_CAP_FLAG_CQ_MODER = 1LL << 29,
397 MLX5_DEV_CAP_FLAG_RESIZE_CQ = 1LL << 30,
398 MLX5_DEV_CAP_FLAG_DCT = 1LL << 37,
399 MLX5_DEV_CAP_FLAG_SIG_HAND_OVER = 1LL << 40,
400 MLX5_DEV_CAP_FLAG_CMDIF_CSUM = 3LL << 46,
401};
402
403enum {
404 MLX5_ROCE_VERSION_1 = 0,
405 MLX5_ROCE_VERSION_2 = 2,
406};
407
408enum {
409 MLX5_ROCE_VERSION_1_CAP = 1 << MLX5_ROCE_VERSION_1,
410 MLX5_ROCE_VERSION_2_CAP = 1 << MLX5_ROCE_VERSION_2,
411};
412
413enum {
414 MLX5_ROCE_L3_TYPE_IPV4 = 0,
415 MLX5_ROCE_L3_TYPE_IPV6 = 1,
416};
417
418enum {
419 MLX5_ROCE_L3_TYPE_IPV4_CAP = 1 << 1,
420 MLX5_ROCE_L3_TYPE_IPV6_CAP = 1 << 2,
421};
422
423enum {
424 MLX5_OPCODE_NOP = 0x00,
425 MLX5_OPCODE_SEND_INVAL = 0x01,
426 MLX5_OPCODE_RDMA_WRITE = 0x08,
427 MLX5_OPCODE_RDMA_WRITE_IMM = 0x09,
428 MLX5_OPCODE_SEND = 0x0a,
429 MLX5_OPCODE_SEND_IMM = 0x0b,
430 MLX5_OPCODE_LSO = 0x0e,
431 MLX5_OPCODE_RDMA_READ = 0x10,
432 MLX5_OPCODE_ATOMIC_CS = 0x11,
433 MLX5_OPCODE_ATOMIC_FA = 0x12,
434 MLX5_OPCODE_ATOMIC_MASKED_CS = 0x14,
435 MLX5_OPCODE_ATOMIC_MASKED_FA = 0x15,
436 MLX5_OPCODE_BIND_MW = 0x18,
437 MLX5_OPCODE_CONFIG_CMD = 0x1f,
438 MLX5_OPCODE_ENHANCED_MPSW = 0x29,
439
440 MLX5_RECV_OPCODE_RDMA_WRITE_IMM = 0x00,
441 MLX5_RECV_OPCODE_SEND = 0x01,
442 MLX5_RECV_OPCODE_SEND_IMM = 0x02,
443 MLX5_RECV_OPCODE_SEND_INVAL = 0x03,
444
445 MLX5_CQE_OPCODE_ERROR = 0x1e,
446 MLX5_CQE_OPCODE_RESIZE = 0x16,
447
448 MLX5_OPCODE_SET_PSV = 0x20,
449 MLX5_OPCODE_GET_PSV = 0x21,
450 MLX5_OPCODE_CHECK_PSV = 0x22,
451 MLX5_OPCODE_DUMP = 0x23,
452 MLX5_OPCODE_RGET_PSV = 0x26,
453 MLX5_OPCODE_RCHECK_PSV = 0x27,
454
455 MLX5_OPCODE_UMR = 0x25,
456
457};
458
459enum {
460 MLX5_OPC_MOD_TLS_TIS_STATIC_PARAMS = 0x1,
461 MLX5_OPC_MOD_TLS_TIR_STATIC_PARAMS = 0x2,
462};
463
464enum {
465 MLX5_OPC_MOD_TLS_TIS_PROGRESS_PARAMS = 0x1,
466 MLX5_OPC_MOD_TLS_TIR_PROGRESS_PARAMS = 0x2,
467};
468
469struct mlx5_wqe_tls_static_params_seg {
470 u8 ctx[MLX5_ST_SZ_BYTES(tls_static_params)];
471};
472
473struct mlx5_wqe_tls_progress_params_seg {
474 __be32 tis_tir_num;
475 u8 ctx[MLX5_ST_SZ_BYTES(tls_progress_params)];
476};
477
478enum {
479 MLX5_SET_PORT_RESET_QKEY = 0,
480 MLX5_SET_PORT_GUID0 = 16,
481 MLX5_SET_PORT_NODE_GUID = 17,
482 MLX5_SET_PORT_SYS_GUID = 18,
483 MLX5_SET_PORT_GID_TABLE = 19,
484 MLX5_SET_PORT_PKEY_TABLE = 20,
485};
486
487enum {
488 MLX5_BW_NO_LIMIT = 0,
489 MLX5_100_MBPS_UNIT = 3,
490 MLX5_GBPS_UNIT = 4,
491};
492
493enum {
494 MLX5_MAX_PAGE_SHIFT = 31
495};
496
497enum {
498 MLX5_CAP_OFF_CMDIF_CSUM = 46,
499};
500
501enum {
502 /*
503 * Max wqe size for rdma read is 512 bytes, so this
504 * limits our max_sge_rd as the wqe needs to fit:
505 * - ctrl segment (16 bytes)
506 * - rdma segment (16 bytes)
507 * - scatter elements (16 bytes each)
508 */
509 MLX5_MAX_SGE_RD = (512 - 16 - 16) / 16
510};
511
512enum mlx5_odp_transport_cap_bits {
513 MLX5_ODP_SUPPORT_SEND = 1 << 31,
514 MLX5_ODP_SUPPORT_RECV = 1 << 30,
515 MLX5_ODP_SUPPORT_WRITE = 1 << 29,
516 MLX5_ODP_SUPPORT_READ = 1 << 28,
517};
518
519struct mlx5_odp_caps {
520 char reserved[0x10];
521 struct {
522 __be32 rc_odp_caps;
523 __be32 uc_odp_caps;
524 __be32 ud_odp_caps;
525 } per_transport_caps;
526 char reserved2[0xe4];
527};
528
529struct mlx5_cmd_layout {
530 u8 type;
531 u8 rsvd0[3];
532 __be32 inlen;
533 __be64 in_ptr;
534 __be32 in[4];
535 __be32 out[4];
536 __be64 out_ptr;
537 __be32 outlen;
538 u8 token;
539 u8 sig;
540 u8 rsvd1;
541 u8 status_own;
542};
543
544enum mlx5_fatal_assert_bit_offsets {
545 MLX5_RFR_OFFSET = 31,
546};
547
548struct health_buffer {
549 __be32 assert_var[5];
550 __be32 rsvd0[3];
551 __be32 assert_exit_ptr;
552 __be32 assert_callra;
553 __be32 rsvd1[2];
554 __be32 fw_ver;
555 __be32 hw_id;
556 __be32 rfr;
557 u8 irisc_index;
558 u8 synd;
559 __be16 ext_synd;
560};
561
562enum mlx5_initializing_bit_offsets {
563 MLX5_FW_RESET_SUPPORTED_OFFSET = 30,
564};
565
566enum mlx5_cmd_addr_l_sz_offset {
567 MLX5_NIC_IFC_OFFSET = 8,
568};
569
570struct mlx5_init_seg {
571 __be32 fw_rev;
572 __be32 cmdif_rev_fw_sub;
573 __be32 rsvd0[2];
574 __be32 cmdq_addr_h;
575 __be32 cmdq_addr_l_sz;
576 __be32 cmd_dbell;
577 __be32 rsvd1[120];
578 __be32 initializing;
579 struct health_buffer health;
580 __be32 rsvd2[880];
581 __be32 internal_timer_h;
582 __be32 internal_timer_l;
583 __be32 rsvd3[2];
584 __be32 health_counter;
585 __be32 rsvd4[11];
586 __be32 real_time_h;
587 __be32 real_time_l;
588 __be32 rsvd5[1006];
589 __be64 ieee1588_clk;
590 __be32 ieee1588_clk_type;
591 __be32 clr_intx;
592};
593
594struct mlx5_eqe_comp {
595 __be32 reserved[6];
596 __be32 cqn;
597};
598
599struct mlx5_eqe_qp_srq {
600 __be32 reserved1[5];
601 u8 type;
602 u8 reserved2[3];
603 __be32 qp_srq_n;
604};
605
606struct mlx5_eqe_cq_err {
607 __be32 cqn;
608 u8 reserved1[7];
609 u8 syndrome;
610};
611
612struct mlx5_eqe_xrq_err {
613 __be32 reserved1[5];
614 __be32 type_xrqn;
615 __be32 reserved2;
616};
617
618struct mlx5_eqe_port_state {
619 u8 reserved0[8];
620 u8 port;
621};
622
623struct mlx5_eqe_gpio {
624 __be32 reserved0[2];
625 __be64 gpio_event;
626};
627
628struct mlx5_eqe_congestion {
629 u8 type;
630 u8 rsvd0;
631 u8 congestion_level;
632};
633
634struct mlx5_eqe_stall_vl {
635 u8 rsvd0[3];
636 u8 port_vl;
637};
638
639struct mlx5_eqe_cmd {
640 __be32 vector;
641 __be32 rsvd[6];
642};
643
644struct mlx5_eqe_page_req {
645 __be16 ec_function;
646 __be16 func_id;
647 __be32 num_pages;
648 __be32 rsvd1[5];
649};
650
651struct mlx5_eqe_page_fault {
652 __be32 bytes_committed;
653 union {
654 struct {
655 u16 reserved1;
656 __be16 wqe_index;
657 u16 reserved2;
658 __be16 packet_length;
659 __be32 token;
660 u8 reserved4[8];
661 __be32 pftype_wq;
662 } __packed wqe;
663 struct {
664 __be32 r_key;
665 u16 reserved1;
666 __be16 packet_length;
667 __be32 rdma_op_len;
668 __be64 rdma_va;
669 __be32 pftype_token;
670 } __packed rdma;
671 } __packed;
672} __packed;
673
674struct mlx5_eqe_vport_change {
675 u8 rsvd0[2];
676 __be16 vport_num;
677 __be32 rsvd1[6];
678} __packed;
679
680struct mlx5_eqe_port_module {
681 u8 reserved_at_0[1];
682 u8 module;
683 u8 reserved_at_2[1];
684 u8 module_status;
685 u8 reserved_at_4[2];
686 u8 error_type;
687} __packed;
688
689struct mlx5_eqe_pps {
690 u8 rsvd0[3];
691 u8 pin;
692 u8 rsvd1[4];
693 union {
694 struct {
695 __be32 time_sec;
696 __be32 time_nsec;
697 };
698 struct {
699 __be64 time_stamp;
700 };
701 };
702 u8 rsvd2[12];
703} __packed;
704
705struct mlx5_eqe_dct {
706 __be32 reserved[6];
707 __be32 dctn;
708};
709
710struct mlx5_eqe_temp_warning {
711 __be64 sensor_warning_msb;
712 __be64 sensor_warning_lsb;
713} __packed;
714
715#define SYNC_RST_STATE_MASK 0xf
716
717enum sync_rst_state_type {
718 MLX5_SYNC_RST_STATE_RESET_REQUEST = 0x0,
719 MLX5_SYNC_RST_STATE_RESET_NOW = 0x1,
720 MLX5_SYNC_RST_STATE_RESET_ABORT = 0x2,
721};
722
723struct mlx5_eqe_sync_fw_update {
724 u8 reserved_at_0[3];
725 u8 sync_rst_state;
726};
727
728struct mlx5_eqe_vhca_state {
729 __be16 ec_function;
730 __be16 function_id;
731} __packed;
732
733union ev_data {
734 __be32 raw[7];
735 struct mlx5_eqe_cmd cmd;
736 struct mlx5_eqe_comp comp;
737 struct mlx5_eqe_qp_srq qp_srq;
738 struct mlx5_eqe_cq_err cq_err;
739 struct mlx5_eqe_port_state port;
740 struct mlx5_eqe_gpio gpio;
741 struct mlx5_eqe_congestion cong;
742 struct mlx5_eqe_stall_vl stall_vl;
743 struct mlx5_eqe_page_req req_pages;
744 struct mlx5_eqe_page_fault page_fault;
745 struct mlx5_eqe_vport_change vport_change;
746 struct mlx5_eqe_port_module port_module;
747 struct mlx5_eqe_pps pps;
748 struct mlx5_eqe_dct dct;
749 struct mlx5_eqe_temp_warning temp_warning;
750 struct mlx5_eqe_xrq_err xrq_err;
751 struct mlx5_eqe_sync_fw_update sync_fw_update;
752 struct mlx5_eqe_vhca_state vhca_state;
753} __packed;
754
755struct mlx5_eqe {
756 u8 rsvd0;
757 u8 type;
758 u8 rsvd1;
759 u8 sub_type;
760 __be32 rsvd2[7];
761 union ev_data data;
762 __be16 rsvd3;
763 u8 signature;
764 u8 owner;
765} __packed;
766
767struct mlx5_cmd_prot_block {
768 u8 data[MLX5_CMD_DATA_BLOCK_SIZE];
769 u8 rsvd0[48];
770 __be64 next;
771 __be32 block_num;
772 u8 rsvd1;
773 u8 token;
774 u8 ctrl_sig;
775 u8 sig;
776};
777
778enum {
779 MLX5_CQE_SYND_FLUSHED_IN_ERROR = 5,
780};
781
782struct mlx5_err_cqe {
783 u8 rsvd0[32];
784 __be32 srqn;
785 u8 rsvd1[18];
786 u8 vendor_err_synd;
787 u8 syndrome;
788 __be32 s_wqe_opcode_qpn;
789 __be16 wqe_counter;
790 u8 signature;
791 u8 op_own;
792};
793
794struct mlx5_cqe64 {
795 u8 tls_outer_l3_tunneled;
796 u8 rsvd0;
797 __be16 wqe_id;
798 u8 lro_tcppsh_abort_dupack;
799 u8 lro_min_ttl;
800 __be16 lro_tcp_win;
801 __be32 lro_ack_seq_num;
802 __be32 rss_hash_result;
803 u8 rss_hash_type;
804 u8 ml_path;
805 u8 rsvd20[2];
806 __be16 check_sum;
807 __be16 slid;
808 __be32 flags_rqpn;
809 u8 hds_ip_ext;
810 u8 l4_l3_hdr_type;
811 __be16 vlan_info;
812 __be32 srqn; /* [31:24]: lro_num_seg, [23:0]: srqn */
813 union {
814 __be32 immediate;
815 __be32 inval_rkey;
816 __be32 pkey;
817 __be32 ft_metadata;
818 };
819 u8 rsvd40[4];
820 __be32 byte_cnt;
821 __be32 timestamp_h;
822 __be32 timestamp_l;
823 __be32 sop_drop_qpn;
824 __be16 wqe_counter;
825 u8 signature;
826 u8 op_own;
827};
828
829struct mlx5_mini_cqe8 {
830 union {
831 __be32 rx_hash_result;
832 struct {
833 __be16 checksum;
834 __be16 stridx;
835 };
836 struct {
837 __be16 wqe_counter;
838 u8 s_wqe_opcode;
839 u8 reserved;
840 } s_wqe_info;
841 };
842 __be32 byte_cnt;
843};
844
845enum {
846 MLX5_NO_INLINE_DATA,
847 MLX5_INLINE_DATA32_SEG,
848 MLX5_INLINE_DATA64_SEG,
849 MLX5_COMPRESSED,
850};
851
852enum {
853 MLX5_CQE_FORMAT_CSUM = 0x1,
854 MLX5_CQE_FORMAT_CSUM_STRIDX = 0x3,
855};
856
857#define MLX5_MINI_CQE_ARRAY_SIZE 8
858
859static inline u8 mlx5_get_cqe_format(struct mlx5_cqe64 *cqe)
860{
861 return (cqe->op_own >> 2) & 0x3;
862}
863
864static inline u8 get_cqe_opcode(struct mlx5_cqe64 *cqe)
865{
866 return cqe->op_own >> 4;
867}
868
869static inline u8 get_cqe_lro_tcppsh(struct mlx5_cqe64 *cqe)
870{
871 return (cqe->lro_tcppsh_abort_dupack >> 6) & 1;
872}
873
874static inline u8 get_cqe_l4_hdr_type(struct mlx5_cqe64 *cqe)
875{
876 return (cqe->l4_l3_hdr_type >> 4) & 0x7;
877}
878
879static inline u8 get_cqe_l3_hdr_type(struct mlx5_cqe64 *cqe)
880{
881 return (cqe->l4_l3_hdr_type >> 2) & 0x3;
882}
883
884static inline bool cqe_is_tunneled(struct mlx5_cqe64 *cqe)
885{
886 return cqe->tls_outer_l3_tunneled & 0x1;
887}
888
889static inline u8 get_cqe_tls_offload(struct mlx5_cqe64 *cqe)
890{
891 return (cqe->tls_outer_l3_tunneled >> 3) & 0x3;
892}
893
894static inline bool cqe_has_vlan(struct mlx5_cqe64 *cqe)
895{
896 return cqe->l4_l3_hdr_type & 0x1;
897}
898
899static inline u64 get_cqe_ts(struct mlx5_cqe64 *cqe)
900{
901 u32 hi, lo;
902
903 hi = be32_to_cpu(cqe->timestamp_h);
904 lo = be32_to_cpu(cqe->timestamp_l);
905
906 return (u64)lo | ((u64)hi << 32);
907}
908
909static inline u16 get_cqe_flow_tag(struct mlx5_cqe64 *cqe)
910{
911 return be32_to_cpu(cqe->sop_drop_qpn) & 0xFFF;
912}
913
914#define MLX5_MPWQE_LOG_NUM_STRIDES_EXT_BASE 3
915#define MLX5_MPWQE_LOG_NUM_STRIDES_BASE 9
916#define MLX5_MPWQE_LOG_NUM_STRIDES_MAX 16
917#define MLX5_MPWQE_LOG_STRIDE_SZ_BASE 6
918#define MLX5_MPWQE_LOG_STRIDE_SZ_MAX 13
919
920struct mpwrq_cqe_bc {
921 __be16 filler_consumed_strides;
922 __be16 byte_cnt;
923};
924
925static inline u16 mpwrq_get_cqe_byte_cnt(struct mlx5_cqe64 *cqe)
926{
927 struct mpwrq_cqe_bc *bc = (struct mpwrq_cqe_bc *)&cqe->byte_cnt;
928
929 return be16_to_cpu(bc->byte_cnt);
930}
931
932static inline u16 mpwrq_get_cqe_bc_consumed_strides(struct mpwrq_cqe_bc *bc)
933{
934 return 0x7fff & be16_to_cpu(bc->filler_consumed_strides);
935}
936
937static inline u16 mpwrq_get_cqe_consumed_strides(struct mlx5_cqe64 *cqe)
938{
939 struct mpwrq_cqe_bc *bc = (struct mpwrq_cqe_bc *)&cqe->byte_cnt;
940
941 return mpwrq_get_cqe_bc_consumed_strides(bc);
942}
943
944static inline bool mpwrq_is_filler_cqe(struct mlx5_cqe64 *cqe)
945{
946 struct mpwrq_cqe_bc *bc = (struct mpwrq_cqe_bc *)&cqe->byte_cnt;
947
948 return 0x8000 & be16_to_cpu(bc->filler_consumed_strides);
949}
950
951static inline u16 mpwrq_get_cqe_stride_index(struct mlx5_cqe64 *cqe)
952{
953 return be16_to_cpu(cqe->wqe_counter);
954}
955
956enum {
957 CQE_L4_HDR_TYPE_NONE = 0x0,
958 CQE_L4_HDR_TYPE_TCP_NO_ACK = 0x1,
959 CQE_L4_HDR_TYPE_UDP = 0x2,
960 CQE_L4_HDR_TYPE_TCP_ACK_NO_DATA = 0x3,
961 CQE_L4_HDR_TYPE_TCP_ACK_AND_DATA = 0x4,
962};
963
964enum {
965 CQE_RSS_HTYPE_IP = 0x3 << 2,
966 /* cqe->rss_hash_type[3:2] - IP destination selected for hash
967 * (00 = none, 01 = IPv4, 10 = IPv6, 11 = Reserved)
968 */
969 CQE_RSS_HTYPE_L4 = 0x3 << 6,
970 /* cqe->rss_hash_type[7:6] - L4 destination selected for hash
971 * (00 = none, 01 = TCP. 10 = UDP, 11 = IPSEC.SPI
972 */
973};
974
975enum {
976 MLX5_CQE_ROCE_L3_HEADER_TYPE_GRH = 0x0,
977 MLX5_CQE_ROCE_L3_HEADER_TYPE_IPV6 = 0x1,
978 MLX5_CQE_ROCE_L3_HEADER_TYPE_IPV4 = 0x2,
979};
980
981enum {
982 CQE_L2_OK = 1 << 0,
983 CQE_L3_OK = 1 << 1,
984 CQE_L4_OK = 1 << 2,
985};
986
987enum {
988 CQE_TLS_OFFLOAD_NOT_DECRYPTED = 0x0,
989 CQE_TLS_OFFLOAD_DECRYPTED = 0x1,
990 CQE_TLS_OFFLOAD_RESYNC = 0x2,
991 CQE_TLS_OFFLOAD_ERROR = 0x3,
992};
993
994struct mlx5_sig_err_cqe {
995 u8 rsvd0[16];
996 __be32 expected_trans_sig;
997 __be32 actual_trans_sig;
998 __be32 expected_reftag;
999 __be32 actual_reftag;
1000 __be16 syndrome;
1001 u8 rsvd22[2];
1002 __be32 mkey;
1003 __be64 err_offset;
1004 u8 rsvd30[8];
1005 __be32 qpn;
1006 u8 rsvd38[2];
1007 u8 signature;
1008 u8 op_own;
1009};
1010
1011struct mlx5_wqe_srq_next_seg {
1012 u8 rsvd0[2];
1013 __be16 next_wqe_index;
1014 u8 signature;
1015 u8 rsvd1[11];
1016};
1017
1018union mlx5_ext_cqe {
1019 struct ib_grh grh;
1020 u8 inl[64];
1021};
1022
1023struct mlx5_cqe128 {
1024 union mlx5_ext_cqe inl_grh;
1025 struct mlx5_cqe64 cqe64;
1026};
1027
1028enum {
1029 MLX5_MKEY_STATUS_FREE = 1 << 6,
1030};
1031
1032enum {
1033 MLX5_MKEY_REMOTE_INVAL = 1 << 24,
1034 MLX5_MKEY_FLAG_SYNC_UMR = 1 << 29,
1035 MLX5_MKEY_BSF_EN = 1 << 30,
1036};
1037
1038struct mlx5_mkey_seg {
1039 /* This is a two bit field occupying bits 31-30.
1040 * bit 31 is always 0,
1041 * bit 30 is zero for regular MRs and 1 (e.g free) for UMRs that do not have tanslation
1042 */
1043 u8 status;
1044 u8 pcie_control;
1045 u8 flags;
1046 u8 version;
1047 __be32 qpn_mkey7_0;
1048 u8 rsvd1[4];
1049 __be32 flags_pd;
1050 __be64 start_addr;
1051 __be64 len;
1052 __be32 bsfs_octo_size;
1053 u8 rsvd2[16];
1054 __be32 xlt_oct_size;
1055 u8 rsvd3[3];
1056 u8 log2_page_size;
1057 u8 rsvd4[4];
1058};
1059
1060#define MLX5_ATTR_EXTENDED_PORT_INFO cpu_to_be16(0xff90)
1061
1062enum {
1063 MLX_EXT_PORT_CAP_FLAG_EXTENDED_PORT_INFO = 1 << 0
1064};
1065
1066enum {
1067 VPORT_STATE_DOWN = 0x0,
1068 VPORT_STATE_UP = 0x1,
1069};
1070
1071enum {
1072 MLX5_VPORT_ADMIN_STATE_DOWN = 0x0,
1073 MLX5_VPORT_ADMIN_STATE_UP = 0x1,
1074 MLX5_VPORT_ADMIN_STATE_AUTO = 0x2,
1075};
1076
1077enum {
1078 MLX5_L3_PROT_TYPE_IPV4 = 0,
1079 MLX5_L3_PROT_TYPE_IPV6 = 1,
1080};
1081
1082enum {
1083 MLX5_L4_PROT_TYPE_TCP = 0,
1084 MLX5_L4_PROT_TYPE_UDP = 1,
1085};
1086
1087enum {
1088 MLX5_HASH_FIELD_SEL_SRC_IP = 1 << 0,
1089 MLX5_HASH_FIELD_SEL_DST_IP = 1 << 1,
1090 MLX5_HASH_FIELD_SEL_L4_SPORT = 1 << 2,
1091 MLX5_HASH_FIELD_SEL_L4_DPORT = 1 << 3,
1092 MLX5_HASH_FIELD_SEL_IPSEC_SPI = 1 << 4,
1093};
1094
1095enum {
1096 MLX5_MATCH_OUTER_HEADERS = 1 << 0,
1097 MLX5_MATCH_MISC_PARAMETERS = 1 << 1,
1098 MLX5_MATCH_INNER_HEADERS = 1 << 2,
1099 MLX5_MATCH_MISC_PARAMETERS_2 = 1 << 3,
1100 MLX5_MATCH_MISC_PARAMETERS_3 = 1 << 4,
1101 MLX5_MATCH_MISC_PARAMETERS_4 = 1 << 5,
1102};
1103
1104enum {
1105 MLX5_FLOW_TABLE_TYPE_NIC_RCV = 0,
1106 MLX5_FLOW_TABLE_TYPE_ESWITCH = 4,
1107};
1108
1109enum {
1110 MLX5_FLOW_CONTEXT_DEST_TYPE_VPORT = 0,
1111 MLX5_FLOW_CONTEXT_DEST_TYPE_FLOW_TABLE = 1,
1112 MLX5_FLOW_CONTEXT_DEST_TYPE_TIR = 2,
1113};
1114
1115enum mlx5_list_type {
1116 MLX5_NVPRT_LIST_TYPE_UC = 0x0,
1117 MLX5_NVPRT_LIST_TYPE_MC = 0x1,
1118 MLX5_NVPRT_LIST_TYPE_VLAN = 0x2,
1119};
1120
1121enum {
1122 MLX5_RQC_RQ_TYPE_MEMORY_RQ_INLINE = 0x0,
1123 MLX5_RQC_RQ_TYPE_MEMORY_RQ_RPM = 0x1,
1124};
1125
1126enum mlx5_wol_mode {
1127 MLX5_WOL_DISABLE = 0,
1128 MLX5_WOL_SECURED_MAGIC = 1 << 1,
1129 MLX5_WOL_MAGIC = 1 << 2,
1130 MLX5_WOL_ARP = 1 << 3,
1131 MLX5_WOL_BROADCAST = 1 << 4,
1132 MLX5_WOL_MULTICAST = 1 << 5,
1133 MLX5_WOL_UNICAST = 1 << 6,
1134 MLX5_WOL_PHY_ACTIVITY = 1 << 7,
1135};
1136
1137enum mlx5_mpls_supported_fields {
1138 MLX5_FIELD_SUPPORT_MPLS_LABEL = 1 << 0,
1139 MLX5_FIELD_SUPPORT_MPLS_EXP = 1 << 1,
1140 MLX5_FIELD_SUPPORT_MPLS_S_BOS = 1 << 2,
1141 MLX5_FIELD_SUPPORT_MPLS_TTL = 1 << 3
1142};
1143
1144enum mlx5_flex_parser_protos {
1145 MLX5_FLEX_PROTO_GENEVE = 1 << 3,
1146 MLX5_FLEX_PROTO_CW_MPLS_GRE = 1 << 4,
1147 MLX5_FLEX_PROTO_CW_MPLS_UDP = 1 << 5,
1148 MLX5_FLEX_PROTO_ICMP = 1 << 8,
1149 MLX5_FLEX_PROTO_ICMPV6 = 1 << 9,
1150};
1151
1152/* MLX5 DEV CAPs */
1153
1154/* TODO: EAT.ME */
1155enum mlx5_cap_mode {
1156 HCA_CAP_OPMOD_GET_MAX = 0,
1157 HCA_CAP_OPMOD_GET_CUR = 1,
1158};
1159
1160enum mlx5_cap_type {
1161 MLX5_CAP_GENERAL = 0,
1162 MLX5_CAP_ETHERNET_OFFLOADS,
1163 MLX5_CAP_ODP,
1164 MLX5_CAP_ATOMIC,
1165 MLX5_CAP_ROCE,
1166 MLX5_CAP_IPOIB_OFFLOADS,
1167 MLX5_CAP_IPOIB_ENHANCED_OFFLOADS,
1168 MLX5_CAP_FLOW_TABLE,
1169 MLX5_CAP_ESWITCH_FLOW_TABLE,
1170 MLX5_CAP_ESWITCH,
1171 MLX5_CAP_RESERVED,
1172 MLX5_CAP_VECTOR_CALC,
1173 MLX5_CAP_QOS,
1174 MLX5_CAP_DEBUG,
1175 MLX5_CAP_RESERVED_14,
1176 MLX5_CAP_DEV_MEM,
1177 MLX5_CAP_RESERVED_16,
1178 MLX5_CAP_TLS,
1179 MLX5_CAP_VDPA_EMULATION = 0x13,
1180 MLX5_CAP_DEV_EVENT = 0x14,
1181 MLX5_CAP_IPSEC,
1182 /* NUM OF CAP Types */
1183 MLX5_CAP_NUM
1184};
1185
1186enum mlx5_pcam_reg_groups {
1187 MLX5_PCAM_REGS_5000_TO_507F = 0x0,
1188};
1189
1190enum mlx5_pcam_feature_groups {
1191 MLX5_PCAM_FEATURE_ENHANCED_FEATURES = 0x0,
1192};
1193
1194enum mlx5_mcam_reg_groups {
1195 MLX5_MCAM_REGS_FIRST_128 = 0x0,
1196 MLX5_MCAM_REGS_0x9080_0x90FF = 0x1,
1197 MLX5_MCAM_REGS_0x9100_0x917F = 0x2,
1198 MLX5_MCAM_REGS_NUM = 0x3,
1199};
1200
1201enum mlx5_mcam_feature_groups {
1202 MLX5_MCAM_FEATURE_ENHANCED_FEATURES = 0x0,
1203};
1204
1205enum mlx5_qcam_reg_groups {
1206 MLX5_QCAM_REGS_FIRST_128 = 0x0,
1207};
1208
1209enum mlx5_qcam_feature_groups {
1210 MLX5_QCAM_FEATURE_ENHANCED_FEATURES = 0x0,
1211};
1212
1213/* GET Dev Caps macros */
1214#define MLX5_CAP_GEN(mdev, cap) \
1215 MLX5_GET(cmd_hca_cap, mdev->caps.hca_cur[MLX5_CAP_GENERAL], cap)
1216
1217#define MLX5_CAP_GEN_64(mdev, cap) \
1218 MLX5_GET64(cmd_hca_cap, mdev->caps.hca_cur[MLX5_CAP_GENERAL], cap)
1219
1220#define MLX5_CAP_GEN_MAX(mdev, cap) \
1221 MLX5_GET(cmd_hca_cap, mdev->caps.hca_max[MLX5_CAP_GENERAL], cap)
1222
1223#define MLX5_CAP_ETH(mdev, cap) \
1224 MLX5_GET(per_protocol_networking_offload_caps,\
1225 mdev->caps.hca_cur[MLX5_CAP_ETHERNET_OFFLOADS], cap)
1226
1227#define MLX5_CAP_ETH_MAX(mdev, cap) \
1228 MLX5_GET(per_protocol_networking_offload_caps,\
1229 mdev->caps.hca_max[MLX5_CAP_ETHERNET_OFFLOADS], cap)
1230
1231#define MLX5_CAP_IPOIB_ENHANCED(mdev, cap) \
1232 MLX5_GET(per_protocol_networking_offload_caps,\
1233 mdev->caps.hca_cur[MLX5_CAP_IPOIB_ENHANCED_OFFLOADS], cap)
1234
1235#define MLX5_CAP_ROCE(mdev, cap) \
1236 MLX5_GET(roce_cap, mdev->caps.hca_cur[MLX5_CAP_ROCE], cap)
1237
1238#define MLX5_CAP_ROCE_MAX(mdev, cap) \
1239 MLX5_GET(roce_cap, mdev->caps.hca_max[MLX5_CAP_ROCE], cap)
1240
1241#define MLX5_CAP_ATOMIC(mdev, cap) \
1242 MLX5_GET(atomic_caps, mdev->caps.hca_cur[MLX5_CAP_ATOMIC], cap)
1243
1244#define MLX5_CAP_ATOMIC_MAX(mdev, cap) \
1245 MLX5_GET(atomic_caps, mdev->caps.hca_max[MLX5_CAP_ATOMIC], cap)
1246
1247#define MLX5_CAP_FLOWTABLE(mdev, cap) \
1248 MLX5_GET(flow_table_nic_cap, mdev->caps.hca_cur[MLX5_CAP_FLOW_TABLE], cap)
1249
1250#define MLX5_CAP64_FLOWTABLE(mdev, cap) \
1251 MLX5_GET64(flow_table_nic_cap, (mdev)->caps.hca_cur[MLX5_CAP_FLOW_TABLE], cap)
1252
1253#define MLX5_CAP_FLOWTABLE_MAX(mdev, cap) \
1254 MLX5_GET(flow_table_nic_cap, mdev->caps.hca_max[MLX5_CAP_FLOW_TABLE], cap)
1255
1256#define MLX5_CAP_FLOWTABLE_NIC_RX(mdev, cap) \
1257 MLX5_CAP_FLOWTABLE(mdev, flow_table_properties_nic_receive.cap)
1258
1259#define MLX5_CAP_FLOWTABLE_NIC_RX_MAX(mdev, cap) \
1260 MLX5_CAP_FLOWTABLE_MAX(mdev, flow_table_properties_nic_receive.cap)
1261
1262#define MLX5_CAP_FLOWTABLE_NIC_TX(mdev, cap) \
1263 MLX5_CAP_FLOWTABLE(mdev, flow_table_properties_nic_transmit.cap)
1264
1265#define MLX5_CAP_FLOWTABLE_NIC_TX_MAX(mdev, cap) \
1266 MLX5_CAP_FLOWTABLE_MAX(mdev, flow_table_properties_nic_transmit.cap)
1267
1268#define MLX5_CAP_FLOWTABLE_SNIFFER_RX(mdev, cap) \
1269 MLX5_CAP_FLOWTABLE(mdev, flow_table_properties_nic_receive_sniffer.cap)
1270
1271#define MLX5_CAP_FLOWTABLE_SNIFFER_RX_MAX(mdev, cap) \
1272 MLX5_CAP_FLOWTABLE_MAX(mdev, flow_table_properties_nic_receive_sniffer.cap)
1273
1274#define MLX5_CAP_FLOWTABLE_SNIFFER_TX(mdev, cap) \
1275 MLX5_CAP_FLOWTABLE(mdev, flow_table_properties_nic_transmit_sniffer.cap)
1276
1277#define MLX5_CAP_FLOWTABLE_SNIFFER_TX_MAX(mdev, cap) \
1278 MLX5_CAP_FLOWTABLE_MAX(mdev, flow_table_properties_nic_transmit_sniffer.cap)
1279
1280#define MLX5_CAP_FLOWTABLE_RDMA_RX(mdev, cap) \
1281 MLX5_CAP_FLOWTABLE(mdev, flow_table_properties_nic_receive_rdma.cap)
1282
1283#define MLX5_CAP_FLOWTABLE_RDMA_RX_MAX(mdev, cap) \
1284 MLX5_CAP_FLOWTABLE_MAX(mdev, flow_table_properties_nic_receive_rdma.cap)
1285
1286#define MLX5_CAP_FLOWTABLE_RDMA_TX(mdev, cap) \
1287 MLX5_CAP_FLOWTABLE(mdev, flow_table_properties_nic_transmit_rdma.cap)
1288
1289#define MLX5_CAP_FLOWTABLE_RDMA_TX_MAX(mdev, cap) \
1290 MLX5_CAP_FLOWTABLE_MAX(mdev, flow_table_properties_nic_transmit_rdma.cap)
1291
1292#define MLX5_CAP_ESW_FLOWTABLE(mdev, cap) \
1293 MLX5_GET(flow_table_eswitch_cap, \
1294 mdev->caps.hca_cur[MLX5_CAP_ESWITCH_FLOW_TABLE], cap)
1295
1296#define MLX5_CAP_ESW_FLOWTABLE_MAX(mdev, cap) \
1297 MLX5_GET(flow_table_eswitch_cap, \
1298 mdev->caps.hca_max[MLX5_CAP_ESWITCH_FLOW_TABLE], cap)
1299
1300#define MLX5_CAP_ESW_FLOWTABLE_FDB(mdev, cap) \
1301 MLX5_CAP_ESW_FLOWTABLE(mdev, flow_table_properties_nic_esw_fdb.cap)
1302
1303#define MLX5_CAP_ESW_FLOWTABLE_FDB_MAX(mdev, cap) \
1304 MLX5_CAP_ESW_FLOWTABLE_MAX(mdev, flow_table_properties_nic_esw_fdb.cap)
1305
1306#define MLX5_CAP_ESW_EGRESS_ACL(mdev, cap) \
1307 MLX5_CAP_ESW_FLOWTABLE(mdev, flow_table_properties_esw_acl_egress.cap)
1308
1309#define MLX5_CAP_ESW_EGRESS_ACL_MAX(mdev, cap) \
1310 MLX5_CAP_ESW_FLOWTABLE_MAX(mdev, flow_table_properties_esw_acl_egress.cap)
1311
1312#define MLX5_CAP_ESW_INGRESS_ACL(mdev, cap) \
1313 MLX5_CAP_ESW_FLOWTABLE(mdev, flow_table_properties_esw_acl_ingress.cap)
1314
1315#define MLX5_CAP_ESW_INGRESS_ACL_MAX(mdev, cap) \
1316 MLX5_CAP_ESW_FLOWTABLE_MAX(mdev, flow_table_properties_esw_acl_ingress.cap)
1317
1318#define MLX5_CAP_ESW(mdev, cap) \
1319 MLX5_GET(e_switch_cap, \
1320 mdev->caps.hca_cur[MLX5_CAP_ESWITCH], cap)
1321
1322#define MLX5_CAP64_ESW_FLOWTABLE(mdev, cap) \
1323 MLX5_GET64(flow_table_eswitch_cap, \
1324 (mdev)->caps.hca_cur[MLX5_CAP_ESWITCH_FLOW_TABLE], cap)
1325
1326#define MLX5_CAP_ESW_MAX(mdev, cap) \
1327 MLX5_GET(e_switch_cap, \
1328 mdev->caps.hca_max[MLX5_CAP_ESWITCH], cap)
1329
1330#define MLX5_CAP_ODP(mdev, cap)\
1331 MLX5_GET(odp_cap, mdev->caps.hca_cur[MLX5_CAP_ODP], cap)
1332
1333#define MLX5_CAP_ODP_MAX(mdev, cap)\
1334 MLX5_GET(odp_cap, mdev->caps.hca_max[MLX5_CAP_ODP], cap)
1335
1336#define MLX5_CAP_VECTOR_CALC(mdev, cap) \
1337 MLX5_GET(vector_calc_cap, \
1338 mdev->caps.hca_cur[MLX5_CAP_VECTOR_CALC], cap)
1339
1340#define MLX5_CAP_QOS(mdev, cap)\
1341 MLX5_GET(qos_cap, mdev->caps.hca_cur[MLX5_CAP_QOS], cap)
1342
1343#define MLX5_CAP_DEBUG(mdev, cap)\
1344 MLX5_GET(debug_cap, mdev->caps.hca_cur[MLX5_CAP_DEBUG], cap)
1345
1346#define MLX5_CAP_PCAM_FEATURE(mdev, fld) \
1347 MLX5_GET(pcam_reg, (mdev)->caps.pcam, feature_cap_mask.enhanced_features.fld)
1348
1349#define MLX5_CAP_PCAM_REG(mdev, reg) \
1350 MLX5_GET(pcam_reg, (mdev)->caps.pcam, port_access_reg_cap_mask.regs_5000_to_507f.reg)
1351
1352#define MLX5_CAP_MCAM_REG(mdev, reg) \
1353 MLX5_GET(mcam_reg, (mdev)->caps.mcam[MLX5_MCAM_REGS_FIRST_128], \
1354 mng_access_reg_cap_mask.access_regs.reg)
1355
1356#define MLX5_CAP_MCAM_REG1(mdev, reg) \
1357 MLX5_GET(mcam_reg, (mdev)->caps.mcam[MLX5_MCAM_REGS_0x9080_0x90FF], \
1358 mng_access_reg_cap_mask.access_regs1.reg)
1359
1360#define MLX5_CAP_MCAM_REG2(mdev, reg) \
1361 MLX5_GET(mcam_reg, (mdev)->caps.mcam[MLX5_MCAM_REGS_0x9100_0x917F], \
1362 mng_access_reg_cap_mask.access_regs2.reg)
1363
1364#define MLX5_CAP_MCAM_FEATURE(mdev, fld) \
1365 MLX5_GET(mcam_reg, (mdev)->caps.mcam, mng_feature_cap_mask.enhanced_features.fld)
1366
1367#define MLX5_CAP_QCAM_REG(mdev, fld) \
1368 MLX5_GET(qcam_reg, (mdev)->caps.qcam, qos_access_reg_cap_mask.reg_cap.fld)
1369
1370#define MLX5_CAP_QCAM_FEATURE(mdev, fld) \
1371 MLX5_GET(qcam_reg, (mdev)->caps.qcam, qos_feature_cap_mask.feature_cap.fld)
1372
1373#define MLX5_CAP_FPGA(mdev, cap) \
1374 MLX5_GET(fpga_cap, (mdev)->caps.fpga, cap)
1375
1376#define MLX5_CAP64_FPGA(mdev, cap) \
1377 MLX5_GET64(fpga_cap, (mdev)->caps.fpga, cap)
1378
1379#define MLX5_CAP_DEV_MEM(mdev, cap)\
1380 MLX5_GET(device_mem_cap, mdev->caps.hca_cur[MLX5_CAP_DEV_MEM], cap)
1381
1382#define MLX5_CAP64_DEV_MEM(mdev, cap)\
1383 MLX5_GET64(device_mem_cap, mdev->caps.hca_cur[MLX5_CAP_DEV_MEM], cap)
1384
1385#define MLX5_CAP_TLS(mdev, cap) \
1386 MLX5_GET(tls_cap, (mdev)->caps.hca_cur[MLX5_CAP_TLS], cap)
1387
1388#define MLX5_CAP_DEV_EVENT(mdev, cap)\
1389 MLX5_ADDR_OF(device_event_cap, (mdev)->caps.hca_cur[MLX5_CAP_DEV_EVENT], cap)
1390
1391#define MLX5_CAP_DEV_VDPA_EMULATION(mdev, cap)\
1392 MLX5_GET(virtio_emulation_cap, \
1393 (mdev)->caps.hca_cur[MLX5_CAP_VDPA_EMULATION], cap)
1394
1395#define MLX5_CAP64_DEV_VDPA_EMULATION(mdev, cap)\
1396 MLX5_GET64(virtio_emulation_cap, \
1397 (mdev)->caps.hca_cur[MLX5_CAP_VDPA_EMULATION], cap)
1398
1399#define MLX5_CAP_IPSEC(mdev, cap)\
1400 MLX5_GET(ipsec_cap, (mdev)->caps.hca_cur[MLX5_CAP_IPSEC], cap)
1401
1402enum {
1403 MLX5_CMD_STAT_OK = 0x0,
1404 MLX5_CMD_STAT_INT_ERR = 0x1,
1405 MLX5_CMD_STAT_BAD_OP_ERR = 0x2,
1406 MLX5_CMD_STAT_BAD_PARAM_ERR = 0x3,
1407 MLX5_CMD_STAT_BAD_SYS_STATE_ERR = 0x4,
1408 MLX5_CMD_STAT_BAD_RES_ERR = 0x5,
1409 MLX5_CMD_STAT_RES_BUSY = 0x6,
1410 MLX5_CMD_STAT_LIM_ERR = 0x8,
1411 MLX5_CMD_STAT_BAD_RES_STATE_ERR = 0x9,
1412 MLX5_CMD_STAT_IX_ERR = 0xa,
1413 MLX5_CMD_STAT_NO_RES_ERR = 0xf,
1414 MLX5_CMD_STAT_BAD_INP_LEN_ERR = 0x50,
1415 MLX5_CMD_STAT_BAD_OUTP_LEN_ERR = 0x51,
1416 MLX5_CMD_STAT_BAD_QP_STATE_ERR = 0x10,
1417 MLX5_CMD_STAT_BAD_PKT_ERR = 0x30,
1418 MLX5_CMD_STAT_BAD_SIZE_OUTS_CQES_ERR = 0x40,
1419};
1420
1421enum {
1422 MLX5_IEEE_802_3_COUNTERS_GROUP = 0x0,
1423 MLX5_RFC_2863_COUNTERS_GROUP = 0x1,
1424 MLX5_RFC_2819_COUNTERS_GROUP = 0x2,
1425 MLX5_RFC_3635_COUNTERS_GROUP = 0x3,
1426 MLX5_ETHERNET_EXTENDED_COUNTERS_GROUP = 0x5,
1427 MLX5_PER_PRIORITY_COUNTERS_GROUP = 0x10,
1428 MLX5_PER_TRAFFIC_CLASS_COUNTERS_GROUP = 0x11,
1429 MLX5_PHYSICAL_LAYER_COUNTERS_GROUP = 0x12,
1430 MLX5_PER_TRAFFIC_CLASS_CONGESTION_GROUP = 0x13,
1431 MLX5_PHYSICAL_LAYER_STATISTICAL_GROUP = 0x16,
1432 MLX5_INFINIBAND_PORT_COUNTERS_GROUP = 0x20,
1433};
1434
1435enum {
1436 MLX5_PCIE_PERFORMANCE_COUNTERS_GROUP = 0x0,
1437};
1438
1439static inline u16 mlx5_to_sw_pkey_sz(int pkey_sz)
1440{
1441 if (pkey_sz > MLX5_MAX_LOG_PKEY_TABLE)
1442 return 0;
1443 return MLX5_MIN_PKEY_TABLE_SIZE << pkey_sz;
1444}
1445
1446#define MLX5_BY_PASS_NUM_REGULAR_PRIOS 16
1447#define MLX5_BY_PASS_NUM_DONT_TRAP_PRIOS 16
1448#define MLX5_BY_PASS_NUM_MULTICAST_PRIOS 1
1449#define MLX5_BY_PASS_NUM_PRIOS (MLX5_BY_PASS_NUM_REGULAR_PRIOS +\
1450 MLX5_BY_PASS_NUM_DONT_TRAP_PRIOS +\
1451 MLX5_BY_PASS_NUM_MULTICAST_PRIOS)
1452
1453#endif /* MLX5_DEVICE_H */