1 /*-
2 * Copyright (c) 2013-2019, Mellanox Technologies, Ltd. All rights reserved.
3 *
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions
6 * are met:
7 * 1. Redistributions of source code must retain the above copyright
8 * notice, this list of conditions and the following disclaimer.
9 * 2. Redistributions in binary form must reproduce the above copyright
10 * notice, this list of conditions and the following disclaimer in the
11 * documentation and/or other materials provided with the distribution.
12 *
13 * THIS SOFTWARE IS PROVIDED BY AUTHOR AND CONTRIBUTORS `AS IS' AND
14 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
15 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
16 * ARE DISCLAIMED. IN NO EVENT SHALL AUTHOR OR CONTRIBUTORS BE LIABLE
17 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
18 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
19 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
20 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
21 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
22 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
23 * SUCH DAMAGE.
24 */
25
26 #ifndef MLX5_DEVICE_H
27 #define MLX5_DEVICE_H
28
29 #include <linux/types.h>
30 #include <rdma/ib_verbs.h>
31 #include <dev/mlx5/mlx5_ifc.h>
32
33 #define FW_INIT_TIMEOUT_MILI 2000
34 #define FW_INIT_WAIT_MS 2
35 #define FW_PRE_INIT_TIMEOUT_MILI 120000
36 #define FW_INIT_WARN_MESSAGE_INTERVAL 20000
37
38 #if defined(__LITTLE_ENDIAN)
39 #define MLX5_SET_HOST_ENDIANNESS 0
40 #elif defined(__BIG_ENDIAN)
41 #define MLX5_SET_HOST_ENDIANNESS 0x80
42 #else
43 #error Host endianness not defined
44 #endif
45
46 /* helper macros */
47 #define __mlx5_nullp(typ) ((struct mlx5_ifc_##typ##_bits *)0)
48 #define __mlx5_bit_sz(typ, fld) sizeof(__mlx5_nullp(typ)->fld)
49 #define __mlx5_bit_off(typ, fld) __offsetof(struct mlx5_ifc_##typ##_bits, fld)
50 #define __mlx5_16_off(typ, fld) (__mlx5_bit_off(typ, fld) / 16)
51 #define __mlx5_dw_off(typ, fld) (__mlx5_bit_off(typ, fld) / 32)
52 #define __mlx5_64_off(typ, fld) (__mlx5_bit_off(typ, fld) / 64)
53 #define __mlx5_16_bit_off(typ, fld) (16 - __mlx5_bit_sz(typ, fld) - (__mlx5_bit_off(typ, fld) & 0xf))
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_mask16(typ, fld) ((u16)((1ull << __mlx5_bit_sz(typ, fld)) - 1))
58 #define __mlx5_16_mask(typ, fld) (__mlx5_mask16(typ, fld) << __mlx5_16_bit_off(typ, fld))
59 #define __mlx5_st_sz_bits(typ) sizeof(struct mlx5_ifc_##typ##_bits)
60
61 #define MLX5_FLD_SZ_BYTES(typ, fld) (__mlx5_bit_sz(typ, fld) / 8)
62 #define MLX5_ST_SZ_BYTES(typ) (sizeof(struct mlx5_ifc_##typ##_bits) / 8)
63 #define MLX5_ST_SZ_DW(typ) (sizeof(struct mlx5_ifc_##typ##_bits) / 32)
64 #define MLX5_ST_SZ_QW(typ) (sizeof(struct mlx5_ifc_##typ##_bits) / 64)
65 #define MLX5_UN_SZ_BYTES(typ) (sizeof(union mlx5_ifc_##typ##_bits) / 8)
66 #define MLX5_UN_SZ_DW(typ) (sizeof(union mlx5_ifc_##typ##_bits) / 32)
67 #define MLX5_BYTE_OFF(typ, fld) (__mlx5_bit_off(typ, fld) / 8)
68 #define MLX5_ADDR_OF(typ, p, fld) ((char *)(p) + MLX5_BYTE_OFF(typ, fld))
69
70 /* insert a value to a struct */
71 #define MLX5_SET(typ, p, fld, v) do { \
72 BUILD_BUG_ON(__mlx5_st_sz_bits(typ) % 32); \
73 BUILD_BUG_ON(__mlx5_bit_sz(typ, fld) > 32); \
74 *((__be32 *)(p) + __mlx5_dw_off(typ, fld)) = \
75 cpu_to_be32((be32_to_cpu(*((__be32 *)(p) + __mlx5_dw_off(typ, fld))) & \
76 (~__mlx5_dw_mask(typ, fld))) | (((v) & __mlx5_mask(typ, fld)) \
77 << __mlx5_dw_bit_off(typ, fld))); \
78 } while (0)
79
80 #define MLX5_SET_TO_ONES(typ, p, fld) do { \
81 BUILD_BUG_ON(__mlx5_st_sz_bits(typ) % 32); \
82 BUILD_BUG_ON(__mlx5_bit_sz(typ, fld) > 32); \
83 *((__be32 *)(p) + __mlx5_dw_off(typ, fld)) = \
84 cpu_to_be32((be32_to_cpu(*((__be32 *)(p) + __mlx5_dw_off(typ, fld))) & \
85 (~__mlx5_dw_mask(typ, fld))) | ((__mlx5_mask(typ, fld)) \
86 << __mlx5_dw_bit_off(typ, fld))); \
87 } while (0)
88
89 #define MLX5_GET(typ, p, fld) ((be32_to_cpu(*((__be32 *)(p) +\
90 __mlx5_dw_off(typ, fld))) >> __mlx5_dw_bit_off(typ, fld)) & \
91 __mlx5_mask(typ, fld))
92
93 #define MLX5_GET_PR(typ, p, fld) ({ \
94 u32 ___t = MLX5_GET(typ, p, fld); \
95 pr_debug(#fld " = 0x%x\n", ___t); \
96 ___t; \
97 })
98
99 #define __MLX5_SET64(typ, p, fld, v) do { \
100 BUILD_BUG_ON(__mlx5_bit_sz(typ, fld) != 64); \
101 *((__be64 *)(p) + __mlx5_64_off(typ, fld)) = cpu_to_be64(v); \
102 } while (0)
103
104 #define MLX5_SET64(typ, p, fld, v) do { \
105 BUILD_BUG_ON(__mlx5_bit_off(typ, fld) % 64); \
106 __MLX5_SET64(typ, p, fld, v); \
107 } while (0)
108
109 #define MLX5_ARRAY_SET64(typ, p, fld, idx, v) do { \
110 BUILD_BUG_ON(__mlx5_bit_off(typ, fld) % 64); \
111 __MLX5_SET64(typ, p, fld[idx], v); \
112 } while (0)
113
114 #define MLX5_GET64(typ, p, fld) be64_to_cpu(*((__be64 *)(p) + __mlx5_64_off(typ, fld)))
115
116 #define MLX5_GET16(typ, p, fld) ((be16_to_cpu(*((__be16 *)(p) +\
117 __mlx5_16_off(typ, fld))) >> __mlx5_16_bit_off(typ, fld)) & \
118 __mlx5_mask16(typ, fld))
119
120 #define MLX5_SET16(typ, p, fld, v) do { \
121 u16 _v = v; \
122 BUILD_BUG_ON(__mlx5_st_sz_bits(typ) % 16); \
123 *((__be16 *)(p) + __mlx5_16_off(typ, fld)) = \
124 cpu_to_be16((be16_to_cpu(*((__be16 *)(p) + __mlx5_16_off(typ, fld))) & \
125 (~__mlx5_16_mask(typ, fld))) | (((_v) & __mlx5_mask16(typ, fld)) \
126 << __mlx5_16_bit_off(typ, fld))); \
127 } while (0)
128
129 #define MLX5_GET64_BE(typ, p, fld) (*((__be64 *)(p) +\
130 __mlx5_64_off(typ, fld)))
131
132 #define MLX5_GET_BE(type_t, typ, p, fld) ({ \
133 type_t tmp; \
134 switch (sizeof(tmp)) { \
135 case sizeof(u8): \
136 tmp = (__force type_t)MLX5_GET(typ, p, fld); \
137 break; \
138 case sizeof(u16): \
139 tmp = (__force type_t)cpu_to_be16(MLX5_GET(typ, p, fld)); \
140 break; \
141 case sizeof(u32): \
142 tmp = (__force type_t)cpu_to_be32(MLX5_GET(typ, p, fld)); \
143 break; \
144 case sizeof(u64): \
145 tmp = (__force type_t)MLX5_GET64_BE(typ, p, fld); \
146 break; \
147 } \
148 tmp; \
149 })
150
151 #define MLX5_RDMA_RX_NUM_COUNTERS_PRIOS 2
152 #define MLX5_RDMA_TX_NUM_COUNTERS_PRIOS 1
153 #define MLX5_BY_PASS_NUM_REGULAR_PRIOS 16
154 #define MLX5_BY_PASS_NUM_DONT_TRAP_PRIOS 16
155 #define MLX5_BY_PASS_NUM_MULTICAST_PRIOS 1
156 #define MLX5_BY_PASS_NUM_PRIOS (MLX5_BY_PASS_NUM_REGULAR_PRIOS +\
157 MLX5_BY_PASS_NUM_DONT_TRAP_PRIOS +\
158 MLX5_BY_PASS_NUM_MULTICAST_PRIOS)
159
160 /* insert a value to a struct */
161 #define MLX5_VSC_SET(typ, p, fld, v) do { \
162 BUILD_BUG_ON(__mlx5_st_sz_bits(typ) % 32); \
163 BUILD_BUG_ON(__mlx5_bit_sz(typ, fld) > 32); \
164 *((__le32 *)(p) + __mlx5_dw_off(typ, fld)) = \
165 cpu_to_le32((le32_to_cpu(*((__le32 *)(p) + __mlx5_dw_off(typ, fld))) & \
166 (~__mlx5_dw_mask(typ, fld))) | (((v) & __mlx5_mask(typ, fld)) \
167 << __mlx5_dw_bit_off(typ, fld))); \
168 } while (0)
169
170 #define MLX5_VSC_GET(typ, p, fld) ((le32_to_cpu(*((__le32 *)(p) +\
171 __mlx5_dw_off(typ, fld))) >> __mlx5_dw_bit_off(typ, fld)) & \
172 __mlx5_mask(typ, fld))
173
174 #define MLX5_VSC_GET_PR(typ, p, fld) ({ \
175 u32 ___t = MLX5_VSC_GET(typ, p, fld); \
176 pr_debug(#fld " = 0x%x\n", ___t); \
177 ___t; \
178 })
179
180 enum {
181 MLX5_MAX_COMMANDS = 32,
182 MLX5_CMD_DATA_BLOCK_SIZE = 512,
183 MLX5_CMD_MBOX_SIZE = 1024,
184 MLX5_PCI_CMD_XPORT = 7,
185 MLX5_MKEY_BSF_OCTO_SIZE = 4,
186 MLX5_MAX_PSVS = 4,
187 };
188
189 enum {
190 MLX5_EXTENDED_UD_AV = 0x80000000,
191 };
192
193 enum {
194 MLX5_CQ_FLAGS_OI = 2,
195 };
196
197 enum {
198 MLX5_STAT_RATE_OFFSET = 5,
199 };
200
201 enum {
202 MLX5_INLINE_SEG = 0x80000000,
203 };
204
205 enum {
206 MLX5_HW_START_PADDING = MLX5_INLINE_SEG,
207 };
208
209 enum {
210 MLX5_MIN_PKEY_TABLE_SIZE = 128,
211 MLX5_MAX_LOG_PKEY_TABLE = 5,
212 };
213
214 enum {
215 MLX5_MKEY_INBOX_PG_ACCESS = 1U << 31
216 };
217
218 enum {
219 MLX5_PERM_LOCAL_READ = 1 << 2,
220 MLX5_PERM_LOCAL_WRITE = 1 << 3,
221 MLX5_PERM_REMOTE_READ = 1 << 4,
222 MLX5_PERM_REMOTE_WRITE = 1 << 5,
223 MLX5_PERM_ATOMIC = 1 << 6,
224 MLX5_PERM_UMR_EN = 1 << 7,
225 };
226
227 enum {
228 MLX5_PCIE_CTRL_SMALL_FENCE = 1 << 0,
229 MLX5_PCIE_CTRL_RELAXED_ORDERING = 1 << 2,
230 MLX5_PCIE_CTRL_NO_SNOOP = 1 << 3,
231 MLX5_PCIE_CTRL_TLP_PROCE_EN = 1 << 6,
232 MLX5_PCIE_CTRL_TPH_MASK = 3 << 4,
233 };
234
235 enum {
236 MLX5_MKEY_REMOTE_INVAL = 1 << 24,
237 MLX5_MKEY_FLAG_SYNC_UMR = 1 << 29,
238 MLX5_MKEY_BSF_EN = 1 << 30,
239 MLX5_MKEY_LEN64 = 1U << 31,
240 };
241
242 enum {
243 MLX5_EN_RD = (u64)1,
244 MLX5_EN_WR = (u64)2
245 };
246
247 enum {
248 MLX5_ADAPTER_PAGE_SHIFT = 12,
249 MLX5_ADAPTER_PAGE_SIZE = 1 << MLX5_ADAPTER_PAGE_SHIFT,
250 };
251
252 enum {
253 MLX5_BFREGS_PER_UAR = 4,
254 MLX5_MAX_UARS = 1 << 8,
255 MLX5_NON_FP_BFREGS_PER_UAR = 2,
256 MLX5_FP_BFREGS_PER_UAR = MLX5_BFREGS_PER_UAR -
257 MLX5_NON_FP_BFREGS_PER_UAR,
258 MLX5_MAX_BFREGS = MLX5_MAX_UARS *
259 MLX5_NON_FP_BFREGS_PER_UAR,
260 MLX5_UARS_IN_PAGE = PAGE_SIZE / MLX5_ADAPTER_PAGE_SIZE,
261 MLX5_NON_FP_BFREGS_IN_PAGE = MLX5_NON_FP_BFREGS_PER_UAR * MLX5_UARS_IN_PAGE,
262 MLX5_MIN_DYN_BFREGS = 512,
263 MLX5_MAX_DYN_BFREGS = 1024,
264 };
265
266 enum {
267 MLX5_MKEY_MASK_LEN = 1ull << 0,
268 MLX5_MKEY_MASK_PAGE_SIZE = 1ull << 1,
269 MLX5_MKEY_MASK_START_ADDR = 1ull << 6,
270 MLX5_MKEY_MASK_PD = 1ull << 7,
271 MLX5_MKEY_MASK_EN_RINVAL = 1ull << 8,
272 MLX5_MKEY_MASK_EN_SIGERR = 1ull << 9,
273 MLX5_MKEY_MASK_BSF_EN = 1ull << 12,
274 MLX5_MKEY_MASK_KEY = 1ull << 13,
275 MLX5_MKEY_MASK_QPN = 1ull << 14,
276 MLX5_MKEY_MASK_LR = 1ull << 17,
277 MLX5_MKEY_MASK_LW = 1ull << 18,
278 MLX5_MKEY_MASK_RR = 1ull << 19,
279 MLX5_MKEY_MASK_RW = 1ull << 20,
280 MLX5_MKEY_MASK_A = 1ull << 21,
281 MLX5_MKEY_MASK_SMALL_FENCE = 1ull << 23,
282 MLX5_MKEY_MASK_FREE = 1ull << 29,
283 };
284
285 enum {
286 MLX5_UMR_TRANSLATION_OFFSET_EN = (1 << 4),
287
288 MLX5_UMR_CHECK_NOT_FREE = (1 << 5),
289 MLX5_UMR_CHECK_FREE = (2 << 5),
290
291 MLX5_UMR_INLINE = (1 << 7),
292 };
293
294 #define MLX5_UMR_MTT_ALIGNMENT 0x40
295 #define MLX5_UMR_MTT_MASK (MLX5_UMR_MTT_ALIGNMENT - 1)
296 #define MLX5_UMR_MTT_MIN_CHUNK_SIZE MLX5_UMR_MTT_ALIGNMENT
297
298 enum {
299 MLX5_EVENT_QUEUE_TYPE_QP = 0,
300 MLX5_EVENT_QUEUE_TYPE_RQ = 1,
301 MLX5_EVENT_QUEUE_TYPE_SQ = 2,
302 MLX5_EVENT_QUEUE_TYPE_DCT = 6,
303 };
304
305 enum {
306 MLX5_PORT_CHANGE_SUBTYPE_DOWN = 1,
307 MLX5_PORT_CHANGE_SUBTYPE_ACTIVE = 4,
308 MLX5_PORT_CHANGE_SUBTYPE_INITIALIZED = 5,
309 MLX5_PORT_CHANGE_SUBTYPE_LID = 6,
310 MLX5_PORT_CHANGE_SUBTYPE_PKEY = 7,
311 MLX5_PORT_CHANGE_SUBTYPE_GUID = 8,
312 MLX5_PORT_CHANGE_SUBTYPE_CLIENT_REREG = 9,
313 };
314
315 enum {
316 MLX5_DCBX_EVENT_SUBTYPE_ERROR_STATE_DCBX = 1,
317 MLX5_DCBX_EVENT_SUBTYPE_REMOTE_CONFIG_CHANGE,
318 MLX5_DCBX_EVENT_SUBTYPE_LOCAL_OPER_CHANGE,
319 MLX5_DCBX_EVENT_SUBTYPE_REMOTE_CONFIG_APP_PRIORITY_CHANGE,
320 MLX5_MAX_INLINE_RECEIVE_SIZE = 64
321 };
322
323 enum {
324 MLX5_DEV_CAP_FLAG_XRC = 1LL << 3,
325 MLX5_DEV_CAP_FLAG_BAD_PKEY_CNTR = 1LL << 8,
326 MLX5_DEV_CAP_FLAG_BAD_QKEY_CNTR = 1LL << 9,
327 MLX5_DEV_CAP_FLAG_APM = 1LL << 17,
328 MLX5_DEV_CAP_FLAG_SCQE_BRK_MOD = 1LL << 21,
329 MLX5_DEV_CAP_FLAG_BLOCK_MCAST = 1LL << 23,
330 MLX5_DEV_CAP_FLAG_CQ_MODER = 1LL << 29,
331 MLX5_DEV_CAP_FLAG_RESIZE_CQ = 1LL << 30,
332 MLX5_DEV_CAP_FLAG_ATOMIC = 1LL << 33,
333 MLX5_DEV_CAP_FLAG_ROCE = 1LL << 34,
334 MLX5_DEV_CAP_FLAG_DCT = 1LL << 37,
335 MLX5_DEV_CAP_FLAG_SIG_HAND_OVER = 1LL << 40,
336 MLX5_DEV_CAP_FLAG_CMDIF_CSUM = 3LL << 46,
337 MLX5_DEV_CAP_FLAG_DRAIN_SIGERR = 1LL << 48,
338 };
339
340 enum {
341 MLX5_ROCE_VERSION_1 = 0,
342 MLX5_ROCE_VERSION_1_5 = 1,
343 MLX5_ROCE_VERSION_2 = 2,
344 };
345
346 enum {
347 MLX5_ROCE_VERSION_1_CAP = 1 << MLX5_ROCE_VERSION_1,
348 MLX5_ROCE_VERSION_1_5_CAP = 1 << MLX5_ROCE_VERSION_1_5,
349 MLX5_ROCE_VERSION_2_CAP = 1 << MLX5_ROCE_VERSION_2,
350 };
351
352 enum {
353 MLX5_ROCE_L3_TYPE_IPV4 = 0,
354 MLX5_ROCE_L3_TYPE_IPV6 = 1,
355 };
356
357 enum {
358 MLX5_ROCE_L3_TYPE_IPV4_CAP = 1 << 1,
359 MLX5_ROCE_L3_TYPE_IPV6_CAP = 1 << 2,
360 };
361
362 enum {
363 MLX5_OPCODE_NOP = 0x00,
364 MLX5_OPCODE_SEND_INVAL = 0x01,
365 MLX5_OPCODE_RDMA_WRITE = 0x08,
366 MLX5_OPCODE_RDMA_WRITE_IMM = 0x09,
367 MLX5_OPCODE_SEND = 0x0a,
368 MLX5_OPCODE_SEND_IMM = 0x0b,
369 MLX5_OPCODE_LSO = 0x0e,
370 MLX5_OPCODE_RDMA_READ = 0x10,
371 MLX5_OPCODE_ATOMIC_CS = 0x11,
372 MLX5_OPCODE_ATOMIC_FA = 0x12,
373 MLX5_OPCODE_ATOMIC_MASKED_CS = 0x14,
374 MLX5_OPCODE_ATOMIC_MASKED_FA = 0x15,
375 MLX5_OPCODE_BIND_MW = 0x18,
376 MLX5_OPCODE_CONFIG_CMD = 0x1f,
377 MLX5_OPCODE_DUMP = 0x23,
378
379 MLX5_RECV_OPCODE_RDMA_WRITE_IMM = 0x00,
380 MLX5_RECV_OPCODE_SEND = 0x01,
381 MLX5_RECV_OPCODE_SEND_IMM = 0x02,
382 MLX5_RECV_OPCODE_SEND_INVAL = 0x03,
383
384 MLX5_CQE_OPCODE_ERROR = 0x1e,
385 MLX5_CQE_OPCODE_RESIZE = 0x16,
386
387 MLX5_OPCODE_SET_PSV = 0x20,
388 MLX5_OPCODE_GET_PSV = 0x21,
389 MLX5_OPCODE_CHECK_PSV = 0x22,
390 MLX5_OPCODE_RGET_PSV = 0x26,
391 MLX5_OPCODE_RCHECK_PSV = 0x27,
392
393 MLX5_OPCODE_UMR = 0x25,
394 MLX5_OPCODE_QOS_REMAP = 0x2a,
395
396 MLX5_OPCODE_ACCESS_ASO = 0x2d,
397
398 MLX5_OPCODE_SIGNATURE_CANCELED = (1 << 15),
399 };
400
401 enum {
402 MLX5_OPCODE_MOD_UMR_UMR = 0x0,
403 MLX5_OPCODE_MOD_UMR_TLS_TIS_STATIC_PARAMS = 0x1,
404 MLX5_OPCODE_MOD_UMR_TLS_TIR_STATIC_PARAMS = 0x2,
405 };
406
407 enum {
408 MLX5_OPCODE_MOD_PSV_PSV = 0x0,
409 MLX5_OPCODE_MOD_PSV_TLS_TIS_PROGRESS_PARAMS = 0x1,
410 MLX5_OPCODE_MOD_PSV_TLS_TIR_PROGRESS_PARAMS = 0x2,
411 };
412
413 struct mlx5_wqe_tls_static_params_seg {
414 u8 ctx[MLX5_ST_SZ_BYTES(tls_static_params)];
415 };
416
417 struct mlx5_wqe_tls_progress_params_seg {
418 u8 ctx[MLX5_ST_SZ_BYTES(tls_progress_params)];
419 } __aligned(64);
420
421 enum {
422 MLX5_SET_PORT_RESET_QKEY = 0,
423 MLX5_SET_PORT_GUID0 = 16,
424 MLX5_SET_PORT_NODE_GUID = 17,
425 MLX5_SET_PORT_SYS_GUID = 18,
426 MLX5_SET_PORT_GID_TABLE = 19,
427 MLX5_SET_PORT_PKEY_TABLE = 20,
428 };
429
430 enum {
431 MLX5_MAX_PAGE_SHIFT = 31
432 };
433
434 enum {
435 MLX5_CAP_OFF_CMDIF_CSUM = 46,
436 };
437
438 enum {
439 /*
440 * Max wqe size for rdma read is 512 bytes, so this
441 * limits our max_sge_rd as the wqe needs to fit:
442 * - ctrl segment (16 bytes)
443 * - rdma segment (16 bytes)
444 * - scatter elements (16 bytes each)
445 */
446 MLX5_MAX_SGE_RD = (512 - 16 - 16) / 16
447 };
448
449 struct mlx5_cmd_layout {
450 u8 type;
451 u8 rsvd0[3];
452 __be32 inlen;
453 __be64 in_ptr;
454 __be32 in[4];
455 __be32 out[4];
456 __be64 out_ptr;
457 __be32 outlen;
458 u8 token;
459 u8 sig;
460 u8 rsvd1;
461 u8 status_own;
462 };
463
464 enum mlx5_fatal_assert_bit_offsets {
465 MLX5_RFR_OFFSET = 31,
466 };
467
468 struct mlx5_health_buffer {
469 __be32 assert_var[5];
470 __be32 rsvd0[3];
471 __be32 assert_exit_ptr;
472 __be32 assert_callra;
473 __be32 rsvd1[2];
474 __be32 fw_ver;
475 __be32 hw_id;
476 __be32 rfr;
477 u8 irisc_index;
478 u8 synd;
479 __be16 ext_synd;
480 };
481
482 enum mlx5_initializing_bit_offsets {
483 MLX5_FW_RESET_SUPPORTED_OFFSET = 30,
484 };
485
486 enum mlx5_cmd_addr_l_sz_offset {
487 MLX5_NIC_IFC_OFFSET = 8,
488 };
489
490 struct mlx5_init_seg {
491 __be32 fw_rev;
492 __be32 cmdif_rev_fw_sub;
493 __be32 rsvd0[2];
494 __be32 cmdq_addr_h;
495 __be32 cmdq_addr_l_sz;
496 __be32 cmd_dbell;
497 __be32 rsvd1[120];
498 __be32 initializing;
499 struct mlx5_health_buffer health;
500 __be32 rsvd2[880];
501 __be32 internal_timer_h;
502 __be32 internal_timer_l;
503 __be32 rsvd3[2];
504 __be32 health_counter;
505 __be32 rsvd4[1019];
506 __be64 ieee1588_clk;
507 __be32 ieee1588_clk_type;
508 __be32 clr_intx;
509 };
510
511 struct mlx5_eqe_comp {
512 __be32 reserved[6];
513 __be32 cqn;
514 };
515
516 struct mlx5_eqe_qp_srq {
517 __be32 reserved1[5];
518 u8 type;
519 u8 reserved2[3];
520 __be32 qp_srq_n;
521 };
522
523 struct mlx5_eqe_cq_err {
524 __be32 cqn;
525 u8 reserved1[7];
526 u8 syndrome;
527 };
528
529 struct mlx5_eqe_xrq_err {
530 __be32 reserved1[5];
531 __be32 type_xrqn;
532 __be32 reserved2;
533 };
534
535 struct mlx5_eqe_port_state {
536 u8 reserved0[8];
537 u8 port;
538 };
539
540 struct mlx5_eqe_gpio {
541 __be32 reserved0[2];
542 __be64 gpio_event;
543 };
544
545 struct mlx5_eqe_congestion {
546 u8 type;
547 u8 rsvd0;
548 u8 congestion_level;
549 };
550
551 struct mlx5_eqe_stall_vl {
552 u8 rsvd0[3];
553 u8 port_vl;
554 };
555
556 struct mlx5_eqe_cmd {
557 __be32 vector;
558 __be32 rsvd[6];
559 };
560
561 struct mlx5_eqe_page_req {
562 u8 rsvd0[2];
563 __be16 func_id;
564 __be32 num_pages;
565 __be32 rsvd1[5];
566 };
567
568 struct mlx5_eqe_vport_change {
569 u8 rsvd0[2];
570 __be16 vport_num;
571 __be32 rsvd1[6];
572 };
573
574 struct mlx5_eqe_obj_change {
575 u8 rsvd0[2];
576 __be16 obj_type;
577 __be32 obj_id;
578 };
579
580 #define PORT_MODULE_EVENT_MODULE_STATUS_MASK 0xF
581 #define PORT_MODULE_EVENT_ERROR_TYPE_MASK 0xF
582
583 enum {
584 MLX5_MODULE_STATUS_PLUGGED_ENABLED = 0x1,
585 MLX5_MODULE_STATUS_UNPLUGGED = 0x2,
586 MLX5_MODULE_STATUS_ERROR = 0x3,
587 MLX5_MODULE_STATUS_NUM ,
588 };
589
590 enum {
591 MLX5_MODULE_EVENT_ERROR_POWER_BUDGET_EXCEEDED = 0x0,
592 MLX5_MODULE_EVENT_ERROR_LONG_RANGE_FOR_NON_MLNX_CABLE_MODULE = 0x1,
593 MLX5_MODULE_EVENT_ERROR_BUS_STUCK = 0x2,
594 MLX5_MODULE_EVENT_ERROR_NO_EEPROM_RETRY_TIMEOUT = 0x3,
595 MLX5_MODULE_EVENT_ERROR_ENFORCE_PART_NUMBER_LIST = 0x4,
596 MLX5_MODULE_EVENT_ERROR_UNSUPPORTED_CABLE = 0x5,
597 MLX5_MODULE_EVENT_ERROR_HIGH_TEMPERATURE = 0x6,
598 MLX5_MODULE_EVENT_ERROR_CABLE_IS_SHORTED = 0x7,
599 MLX5_MODULE_EVENT_ERROR_PMD_TYPE_NOT_ENABLED = 0x8,
600 MLX5_MODULE_EVENT_ERROR_LASTER_TEC_FAILURE = 0x9,
601 MLX5_MODULE_EVENT_ERROR_HIGH_CURRENT = 0xa,
602 MLX5_MODULE_EVENT_ERROR_HIGH_VOLTAGE = 0xb,
603 MLX5_MODULE_EVENT_ERROR_PCIE_SYS_POWER_SLOT_EXCEEDED = 0xc,
604 MLX5_MODULE_EVENT_ERROR_HIGH_POWER = 0xd,
605 MLX5_MODULE_EVENT_ERROR_MODULE_STATE_MACHINE_FAULT = 0xe,
606 MLX5_MODULE_EVENT_ERROR_NUM ,
607 };
608
609 struct mlx5_eqe_port_module_event {
610 u8 rsvd0;
611 u8 module;
612 u8 rsvd1;
613 u8 module_status;
614 u8 rsvd2[2];
615 u8 error_type;
616 };
617
618 struct mlx5_eqe_general_notification_event {
619 u32 rq_user_index_delay_drop;
620 u32 rsvd0[6];
621 };
622
623 struct mlx5_eqe_dct {
624 __be32 reserved[6];
625 __be32 dctn;
626 };
627
628 struct mlx5_eqe_temp_warning {
629 __be64 sensor_warning_msb;
630 __be64 sensor_warning_lsb;
631 } __packed;
632
633 union ev_data {
634 __be32 raw[7];
635 struct mlx5_eqe_cmd cmd;
636 struct mlx5_eqe_comp comp;
637 struct mlx5_eqe_qp_srq qp_srq;
638 struct mlx5_eqe_cq_err cq_err;
639 struct mlx5_eqe_port_state port;
640 struct mlx5_eqe_gpio gpio;
641 struct mlx5_eqe_congestion cong;
642 struct mlx5_eqe_stall_vl stall_vl;
643 struct mlx5_eqe_page_req req_pages;
644 struct mlx5_eqe_port_module_event port_module_event;
645 struct mlx5_eqe_vport_change vport_change;
646 struct mlx5_eqe_general_notification_event general_notifications;
647 struct mlx5_eqe_dct dct;
648 struct mlx5_eqe_temp_warning temp_warning;
649 struct mlx5_eqe_xrq_err xrq_err;
650 struct mlx5_eqe_obj_change obj_change;
651 } __packed;
652
653 struct mlx5_eqe {
654 u8 rsvd0;
655 u8 type;
656 u8 rsvd1;
657 u8 sub_type;
658 __be32 rsvd2[7];
659 union ev_data data;
660 __be16 rsvd3;
661 u8 signature;
662 u8 owner;
663 } __packed;
664
665 struct mlx5_cmd_prot_block {
666 u8 data[MLX5_CMD_DATA_BLOCK_SIZE];
667 u8 rsvd0[48];
668 __be64 next;
669 __be32 block_num;
670 u8 rsvd1;
671 u8 token;
672 u8 ctrl_sig;
673 u8 sig;
674 };
675
676 #define MLX5_NUM_CMDS_IN_ADAPTER_PAGE \
677 (MLX5_ADAPTER_PAGE_SIZE / MLX5_CMD_MBOX_SIZE)
678 CTASSERT(MLX5_CMD_MBOX_SIZE >= sizeof(struct mlx5_cmd_prot_block));
679 CTASSERT(MLX5_CMD_MBOX_SIZE <= MLX5_ADAPTER_PAGE_SIZE);
680
681 enum {
682 MLX5_CQE_SYND_FLUSHED_IN_ERROR = 5,
683 };
684
685 struct mlx5_err_cqe {
686 u8 rsvd0[32];
687 __be32 srqn;
688 u8 rsvd1[18];
689 u8 vendor_err_synd;
690 u8 syndrome;
691 __be32 s_wqe_opcode_qpn;
692 __be16 wqe_counter;
693 u8 signature;
694 u8 op_own;
695 };
696
697 struct mlx5_cqe64 {
698 u8 tls_outer_l3_tunneled;
699 u8 rsvd0;
700 __be16 wqe_id;
701 u8 lro_tcppsh_abort_dupack;
702 u8 lro_min_ttl;
703 __be16 lro_tcp_win;
704 __be32 lro_ack_seq_num;
705 __be32 rss_hash_result;
706 u8 rss_hash_type;
707 u8 ml_path;
708 u8 rsvd20[2];
709 __be16 check_sum;
710 __be16 slid;
711 __be32 flags_rqpn;
712 u8 hds_ip_ext;
713 u8 l4_hdr_type_etc;
714 __be16 vlan_info;
715 __be32 srqn; /* [31:24]: lro_num_seg, [23:0]: srqn */
716 union {
717 __be32 immediate;
718 __be32 inval_rkey;
719 __be32 pkey;
720 __be32 ft_metadata;
721 };
722 u8 rsvd40[4];
723 __be32 byte_cnt;
724 __be64 timestamp;
725 __be32 sop_drop_qpn;
726 __be16 wqe_counter;
727 u8 signature;
728 u8 op_own;
729 };
730
731 #define MLX5_CQE_TSTMP_PTP (1ULL << 63)
732
get_cqe_opcode(struct mlx5_cqe64 * cqe)733 static inline u8 get_cqe_opcode(struct mlx5_cqe64 *cqe)
734 {
735 return (cqe->op_own >> 4);
736 }
737
get_cqe_lro_timestamp_valid(struct mlx5_cqe64 * cqe)738 static inline bool get_cqe_lro_timestamp_valid(struct mlx5_cqe64 *cqe)
739 {
740 return (cqe->lro_tcppsh_abort_dupack >> 7) & 1;
741 }
742
get_cqe_lro_tcppsh(struct mlx5_cqe64 * cqe)743 static inline bool get_cqe_lro_tcppsh(struct mlx5_cqe64 *cqe)
744 {
745 return (cqe->lro_tcppsh_abort_dupack >> 6) & 1;
746 }
747
get_cqe_l4_hdr_type(struct mlx5_cqe64 * cqe)748 static inline u8 get_cqe_l4_hdr_type(struct mlx5_cqe64 *cqe)
749 {
750 return (cqe->l4_hdr_type_etc >> 4) & 0x7;
751 }
752
get_cqe_vlan(struct mlx5_cqe64 * cqe)753 static inline u16 get_cqe_vlan(struct mlx5_cqe64 *cqe)
754 {
755 return be16_to_cpu(cqe->vlan_info) & 0xfff;
756 }
757
get_cqe_smac(struct mlx5_cqe64 * cqe,u8 * smac)758 static inline void get_cqe_smac(struct mlx5_cqe64 *cqe, u8 *smac)
759 {
760 memcpy(smac, &cqe->rss_hash_type , 4);
761 memcpy(smac + 4, &cqe->slid , 2);
762 }
763
cqe_has_vlan(struct mlx5_cqe64 * cqe)764 static inline bool cqe_has_vlan(struct mlx5_cqe64 *cqe)
765 {
766 return cqe->l4_hdr_type_etc & 0x1;
767 }
768
cqe_is_tunneled(struct mlx5_cqe64 * cqe)769 static inline bool cqe_is_tunneled(struct mlx5_cqe64 *cqe)
770 {
771 return cqe->tls_outer_l3_tunneled & 0x1;
772 }
773
get_cqe_tls_offload(struct mlx5_cqe64 * cqe)774 static inline u8 get_cqe_tls_offload(struct mlx5_cqe64 *cqe)
775 {
776 return (cqe->tls_outer_l3_tunneled >> 3) & 0x3;
777 }
778
779 enum {
780 CQE_L4_HDR_TYPE_NONE = 0x0,
781 CQE_L4_HDR_TYPE_TCP_NO_ACK = 0x1,
782 CQE_L4_HDR_TYPE_UDP = 0x2,
783 CQE_L4_HDR_TYPE_TCP_ACK_NO_DATA = 0x3,
784 CQE_L4_HDR_TYPE_TCP_ACK_AND_DATA = 0x4,
785 };
786
787 enum {
788 /* source L3 hash types */
789 CQE_RSS_SRC_HTYPE_IP = 0x3 << 0,
790 CQE_RSS_SRC_HTYPE_IPV4 = 0x1 << 0,
791 CQE_RSS_SRC_HTYPE_IPV6 = 0x2 << 0,
792
793 /* destination L3 hash types */
794 CQE_RSS_DST_HTYPE_IP = 0x3 << 2,
795 CQE_RSS_DST_HTYPE_IPV4 = 0x1 << 2,
796 CQE_RSS_DST_HTYPE_IPV6 = 0x2 << 2,
797
798 /* source L4 hash types */
799 CQE_RSS_SRC_HTYPE_L4 = 0x3 << 4,
800 CQE_RSS_SRC_HTYPE_TCP = 0x1 << 4,
801 CQE_RSS_SRC_HTYPE_UDP = 0x2 << 4,
802 CQE_RSS_SRC_HTYPE_IPSEC = 0x3 << 4,
803
804 /* destination L4 hash types */
805 CQE_RSS_DST_HTYPE_L4 = 0x3 << 6,
806 CQE_RSS_DST_HTYPE_TCP = 0x1 << 6,
807 CQE_RSS_DST_HTYPE_UDP = 0x2 << 6,
808 CQE_RSS_DST_HTYPE_IPSEC = 0x3 << 6,
809 };
810
811 enum {
812 MLX5_CQE_ROCE_L3_HEADER_TYPE_GRH = 0x0,
813 MLX5_CQE_ROCE_L3_HEADER_TYPE_IPV6 = 0x1,
814 MLX5_CQE_ROCE_L3_HEADER_TYPE_IPV4 = 0x2,
815 };
816
817 enum {
818 CQE_L2_OK = 1 << 0,
819 CQE_L3_OK = 1 << 1,
820 CQE_L4_OK = 1 << 2,
821 };
822
823 enum {
824 CQE_TLS_OFFLOAD_NOT_DECRYPTED = 0x0,
825 CQE_TLS_OFFLOAD_DECRYPTED = 0x1,
826 CQE_TLS_OFFLOAD_RESYNC = 0x2,
827 CQE_TLS_OFFLOAD_ERROR = 0x3,
828 };
829
830 struct mlx5_sig_err_cqe {
831 u8 rsvd0[16];
832 __be32 expected_trans_sig;
833 __be32 actual_trans_sig;
834 __be32 expected_reftag;
835 __be32 actual_reftag;
836 __be16 syndrome;
837 u8 rsvd22[2];
838 __be32 mkey;
839 __be64 err_offset;
840 u8 rsvd30[8];
841 __be32 qpn;
842 u8 rsvd38[2];
843 u8 signature;
844 u8 op_own;
845 };
846
847 struct mlx5_wqe_srq_next_seg {
848 u8 rsvd0[2];
849 __be16 next_wqe_index;
850 u8 signature;
851 u8 rsvd1[11];
852 };
853
854 union mlx5_ext_cqe {
855 struct ib_grh grh;
856 u8 inl[64];
857 };
858
859 struct mlx5_cqe128 {
860 union mlx5_ext_cqe inl_grh;
861 struct mlx5_cqe64 cqe64;
862 };
863
864 enum {
865 MLX5_MKEY_STATUS_FREE = 1 << 6,
866 };
867
868 struct mlx5_mkey_seg {
869 /* This is a two bit field occupying bits 31-30.
870 * bit 31 is always 0,
871 * bit 30 is zero for regular MRs and 1 (e.g free) for UMRs that do not have tanslation
872 */
873 u8 status;
874 u8 pcie_control;
875 u8 flags;
876 u8 version;
877 __be32 qpn_mkey7_0;
878 u8 rsvd1[4];
879 __be32 flags_pd;
880 __be64 start_addr;
881 __be64 len;
882 __be32 bsfs_octo_size;
883 u8 rsvd2[16];
884 __be32 xlt_oct_size;
885 u8 rsvd3[3];
886 u8 log2_page_size;
887 u8 rsvd4[4];
888 };
889
890 #define MLX5_ATTR_EXTENDED_PORT_INFO cpu_to_be16(0xff90)
891
892 enum {
893 MLX_EXT_PORT_CAP_FLAG_EXTENDED_PORT_INFO = 1 << 0
894 };
895
mlx5_host_is_le(void)896 static inline int mlx5_host_is_le(void)
897 {
898 #if defined(__LITTLE_ENDIAN)
899 return 1;
900 #elif defined(__BIG_ENDIAN)
901 return 0;
902 #else
903 #error Host endianness not defined
904 #endif
905 }
906
907 #define MLX5_CMD_OP_MAX 0x939
908
909 enum {
910 VPORT_STATE_DOWN = 0x0,
911 VPORT_STATE_UP = 0x1,
912 VPORT_STATE_FOLLOW = 0x2,
913 };
914
915 enum {
916 MLX5_L3_PROT_TYPE_IPV4 = 0,
917 MLX5_L3_PROT_TYPE_IPV6 = 1,
918 };
919
920 enum {
921 MLX5_L4_PROT_TYPE_TCP = 0,
922 MLX5_L4_PROT_TYPE_UDP = 1,
923 };
924
925 enum {
926 MLX5_HASH_FIELD_SEL_SRC_IP = 1 << 0,
927 MLX5_HASH_FIELD_SEL_DST_IP = 1 << 1,
928 MLX5_HASH_FIELD_SEL_L4_SPORT = 1 << 2,
929 MLX5_HASH_FIELD_SEL_L4_DPORT = 1 << 3,
930 MLX5_HASH_FIELD_SEL_IPSEC_SPI = 1 << 4,
931 };
932
933 enum {
934 MLX5_MATCH_OUTER_HEADERS = 1 << 0,
935 MLX5_MATCH_MISC_PARAMETERS = 1 << 1,
936 MLX5_MATCH_INNER_HEADERS = 1 << 2,
937 MLX5_MATCH_MISC_PARAMETERS_2 = 1 << 3,
938
939 };
940
941 enum {
942 MLX5_FLOW_TABLE_TYPE_NIC_RCV = 0,
943 MLX5_FLOW_TABLE_TYPE_EGRESS_ACL = 2,
944 MLX5_FLOW_TABLE_TYPE_INGRESS_ACL = 3,
945 MLX5_FLOW_TABLE_TYPE_ESWITCH = 4,
946 MLX5_FLOW_TABLE_TYPE_SNIFFER_RX = 5,
947 MLX5_FLOW_TABLE_TYPE_SNIFFER_TX = 6,
948 MLX5_FLOW_TABLE_TYPE_NIC_RX_RDMA = 7,
949 };
950
951 enum {
952 MLX5_MODIFY_ESW_VPORT_CONTEXT_CVLAN_INSERT_NONE = 0,
953 MLX5_MODIFY_ESW_VPORT_CONTEXT_CVLAN_INSERT_IF_NO_VLAN = 1,
954 MLX5_MODIFY_ESW_VPORT_CONTEXT_CVLAN_INSERT_OVERWRITE = 2
955 };
956
957 enum {
958 MLX5_MODIFY_ESW_VPORT_CONTEXT_FIELD_SELECT_SVLAN_STRIP = 1 << 0,
959 MLX5_MODIFY_ESW_VPORT_CONTEXT_FIELD_SELECT_CVLAN_STRIP = 1 << 1,
960 MLX5_MODIFY_ESW_VPORT_CONTEXT_FIELD_SELECT_SVLAN_INSERT = 1 << 2,
961 MLX5_MODIFY_ESW_VPORT_CONTEXT_FIELD_SELECT_CVLAN_INSERT = 1 << 3
962 };
963
964 enum {
965 MLX5_UC_ADDR_CHANGE = (1 << 0),
966 MLX5_MC_ADDR_CHANGE = (1 << 1),
967 MLX5_VLAN_CHANGE = (1 << 2),
968 MLX5_PROMISC_CHANGE = (1 << 3),
969 MLX5_MTU_CHANGE = (1 << 4),
970 };
971
972 enum mlx5_list_type {
973 MLX5_NIC_VPORT_LIST_TYPE_UC = 0x0,
974 MLX5_NIC_VPORT_LIST_TYPE_MC = 0x1,
975 MLX5_NIC_VPORT_LIST_TYPE_VLAN = 0x2,
976 };
977
978 enum {
979 MLX5_ESW_VPORT_ADMIN_STATE_DOWN = 0x0,
980 MLX5_ESW_VPORT_ADMIN_STATE_UP = 0x1,
981 MLX5_ESW_VPORT_ADMIN_STATE_AUTO = 0x2,
982 };
983
984 /* MLX5 DEV CAPs */
985
986 /* TODO: EAT.ME */
987 enum mlx5_cap_mode {
988 HCA_CAP_OPMOD_GET_MAX = 0,
989 HCA_CAP_OPMOD_GET_CUR = 1,
990 };
991
992 enum mlx5_cap_type {
993 MLX5_CAP_GENERAL = 0,
994 MLX5_CAP_ETHERNET_OFFLOADS,
995 MLX5_CAP_ODP,
996 MLX5_CAP_ATOMIC,
997 MLX5_CAP_ROCE,
998 MLX5_CAP_IPOIB_OFFLOADS,
999 MLX5_CAP_EOIB_OFFLOADS,
1000 MLX5_CAP_FLOW_TABLE,
1001 MLX5_CAP_ESWITCH_FLOW_TABLE,
1002 MLX5_CAP_ESWITCH,
1003 MLX5_CAP_SNAPSHOT,
1004 MLX5_CAP_VECTOR_CALC,
1005 MLX5_CAP_QOS,
1006 MLX5_CAP_DEBUG,
1007 MLX5_CAP_RESERVED_14,
1008 MLX5_CAP_DEV_MEM,
1009 MLX5_CAP_RESERVED_16,
1010 MLX5_CAP_TLS,
1011 MLX5_CAP_VDPA_EMULATION = 0x13,
1012 MLX5_CAP_DEV_EVENT = 0x14,
1013 MLX5_CAP_IPSEC,
1014 MLX5_CAP_CRYPTO = 0x1a,
1015 MLX5_CAP_DEV_SHAMPO = 0x1d,
1016 MLX5_CAP_MACSEC = 0x1f,
1017 MLX5_CAP_GENERAL_2 = 0x20,
1018 MLX5_CAP_PORT_SELECTION = 0x25,
1019 MLX5_CAP_ADV_VIRTUALIZATION = 0x26,
1020 /* NUM OF CAP Types */
1021 MLX5_CAP_NUM
1022 };
1023
1024 enum mlx5_qcam_reg_groups {
1025 MLX5_QCAM_REGS_FIRST_128 = 0x0,
1026 };
1027
1028 enum mlx5_qcam_feature_groups {
1029 MLX5_QCAM_FEATURE_ENHANCED_FEATURES = 0x0,
1030 };
1031
1032 enum mlx5_pcam_reg_groups {
1033 MLX5_PCAM_REGS_5000_TO_507F = 0x0,
1034 };
1035
1036 enum mlx5_pcam_feature_groups {
1037 MLX5_PCAM_FEATURE_ENHANCED_FEATURES = 0x0,
1038 };
1039
1040 enum mlx5_mcam_reg_groups {
1041 MLX5_MCAM_REGS_FIRST_128 = 0x0,
1042 };
1043
1044 enum mlx5_mcam_feature_groups {
1045 MLX5_MCAM_FEATURE_ENHANCED_FEATURES = 0x0,
1046 };
1047
1048 /* GET Dev Caps macros */
1049 #define MLX5_CAP_GEN(mdev, cap) \
1050 MLX5_GET(cmd_hca_cap, mdev->hca_caps_cur[MLX5_CAP_GENERAL], cap)
1051
1052 #define MLX5_CAP_GEN_64(mdev, cap) \
1053 MLX5_GET64(cmd_hca_cap, mdev->hca_caps_cur[MLX5_CAP_GENERAL], cap)
1054
1055 #define MLX5_CAP_GEN_MAX(mdev, cap) \
1056 MLX5_GET(cmd_hca_cap, mdev->hca_caps_max[MLX5_CAP_GENERAL], cap)
1057
1058 #define MLX5_CAP_GEN_2(mdev, cap) \
1059 MLX5_GET(cmd_hca_cap_2, mdev->hca_caps_cur[MLX5_CAP_GENERAL_2], cap)
1060
1061 #define MLX5_CAP_ETH(mdev, cap) \
1062 MLX5_GET(per_protocol_networking_offload_caps,\
1063 mdev->hca_caps_cur[MLX5_CAP_ETHERNET_OFFLOADS], cap)
1064
1065 #define MLX5_CAP_ETH_MAX(mdev, cap) \
1066 MLX5_GET(per_protocol_networking_offload_caps,\
1067 mdev->hca_caps_max[MLX5_CAP_ETHERNET_OFFLOADS], cap)
1068
1069 #define MLX5_CAP_ROCE(mdev, cap) \
1070 MLX5_GET(roce_cap, mdev->hca_caps_cur[MLX5_CAP_ROCE], cap)
1071
1072 #define MLX5_CAP_ROCE_MAX(mdev, cap) \
1073 MLX5_GET(roce_cap, mdev->hca_caps_max[MLX5_CAP_ROCE], cap)
1074
1075 #define MLX5_CAP_ATOMIC(mdev, cap) \
1076 MLX5_GET(atomic_caps, mdev->hca_caps_cur[MLX5_CAP_ATOMIC], cap)
1077
1078 #define MLX5_CAP_ATOMIC_MAX(mdev, cap) \
1079 MLX5_GET(atomic_caps, mdev->hca_caps_max[MLX5_CAP_ATOMIC], cap)
1080
1081 #define MLX5_CAP_FLOWTABLE(mdev, cap) \
1082 MLX5_GET(flow_table_nic_cap, mdev->hca_caps_cur[MLX5_CAP_FLOW_TABLE], cap)
1083
1084 #define MLX5_CAP64_FLOWTABLE(mdev, cap) \
1085 MLX5_GET64(flow_table_nic_cap, (mdev)->hca_caps_cur[MLX5_CAP_FLOW_TABLE], cap)
1086
1087 #define MLX5_CAP_FLOWTABLE_MAX(mdev, cap) \
1088 MLX5_GET(flow_table_nic_cap, mdev->hca_caps_max[MLX5_CAP_FLOW_TABLE], cap)
1089
1090 #define MLX5_CAP_FLOWTABLE_NIC_RX(mdev, cap) \
1091 MLX5_CAP_FLOWTABLE(mdev, flow_table_properties_nic_receive.cap)
1092
1093 #define MLX5_CAP_FLOWTABLE_NIC_RX_MAX(mdev, cap) \
1094 MLX5_CAP_FLOWTABLE_MAX(mdev, flow_table_properties_nic_receive.cap)
1095
1096 #define MLX5_CAP_FLOWTABLE_NIC_TX(mdev, cap) \
1097 MLX5_CAP_FLOWTABLE(mdev, flow_table_properties_nic_transmit.cap)
1098
1099 #define MLX5_CAP_FLOWTABLE_NIC_TX_MAX(mdev, cap) \
1100 MLX5_CAP_FLOWTABLE_MAX(mdev, flow_table_properties_nic_transmit.cap)
1101
1102 #define MLX5_CAP_FLOWTABLE_SNIFFER_RX(mdev, cap) \
1103 MLX5_CAP_FLOWTABLE(mdev, flow_table_properties_nic_receive_sniffer.cap)
1104
1105 #define MLX5_CAP_FLOWTABLE_SNIFFER_RX_MAX(mdev, cap) \
1106 MLX5_CAP_FLOWTABLE_MAX(mdev, flow_table_properties_nic_receive_sniffer.cap)
1107
1108 #define MLX5_CAP_FLOWTABLE_SNIFFER_TX(mdev, cap) \
1109 MLX5_CAP_FLOWTABLE(mdev, flow_table_properties_nic_transmit_sniffer.cap)
1110
1111 #define MLX5_CAP_FLOWTABLE_SNIFFER_TX_MAX(mdev, cap) \
1112 MLX5_CAP_FLOWTABLE_MAX(mdev, flow_table_properties_nic_transmit_sniffer.cap)
1113
1114 #define MLX5_CAP_FLOWTABLE_RDMA_RX(mdev, cap) \
1115 MLX5_CAP_FLOWTABLE(mdev, flow_table_properties_nic_receive_rdma.cap)
1116
1117 #define MLX5_CAP_FLOWTABLE_RDMA_RX_MAX(mdev, cap) \
1118 MLX5_CAP_FLOWTABLE_MAX(mdev, flow_table_properties_nic_receive_rdma.cap)
1119
1120 #define MLX5_CAP_FLOWTABLE_RDMA_TX(mdev, cap) \
1121 MLX5_CAP_FLOWTABLE(mdev, flow_table_properties_nic_transmit_rdma.cap)
1122
1123 #define MLX5_CAP_FLOWTABLE_RDMA_TX_MAX(mdev, cap) \
1124 MLX5_CAP_FLOWTABLE_MAX(mdev, flow_table_properties_nic_transmit_rdma.cap)
1125
1126 #define MLX5_CAP_FLOWTABLE_NIC_TX(mdev, cap) \
1127 MLX5_CAP_FLOWTABLE(mdev, flow_table_properties_nic_transmit.cap)
1128
1129 #define MLX5_CAP_FLOWTABLE_NIC_TX_MAX(mdev, cap) \
1130 MLX5_CAP_FLOWTABLE_MAX(mdev, flow_table_properties_nic_transmit.cap)
1131
1132 #define MLX5_CAP_FLOWTABLE_RDMA_RX(mdev, cap) \
1133 MLX5_CAP_FLOWTABLE(mdev, flow_table_properties_nic_receive_rdma.cap)
1134
1135 #define MLX5_CAP_FLOWTABLE_RDMA_RX_MAX(mdev, cap) \
1136 MLX5_CAP_FLOWTABLE_MAX(mdev, flow_table_properties_nic_receive_rdma.cap)
1137
1138 #define MLX5_CAP_FLOWTABLE_RDMA_TX(mdev, cap) \
1139 MLX5_CAP_FLOWTABLE(mdev, flow_table_properties_nic_transmit_rdma.cap)
1140
1141 #define MLX5_CAP_FLOWTABLE_RDMA_TX_MAX(mdev, cap) \
1142 MLX5_CAP_FLOWTABLE_MAX(mdev, flow_table_properties_nic_transmit_rdma.cap)
1143
1144 #define MLX5_CAP_ESW_FLOWTABLE(mdev, cap) \
1145 MLX5_GET(flow_table_eswitch_cap, \
1146 mdev->hca_caps_cur[MLX5_CAP_ESWITCH_FLOW_TABLE], cap)
1147
1148 #define MLX5_CAP_ESW_FLOWTABLE_MAX(mdev, cap) \
1149 MLX5_GET(flow_table_eswitch_cap, \
1150 mdev->hca_caps_max[MLX5_CAP_ESWITCH_FLOW_TABLE], cap)
1151
1152 #define MLX5_CAP_ESW_FLOWTABLE_FDB(mdev, cap) \
1153 MLX5_CAP_ESW_FLOWTABLE(mdev, flow_table_properties_nic_esw_fdb.cap)
1154
1155 #define MLX5_CAP_ESW_FLOWTABLE_FDB_MAX(mdev, cap) \
1156 MLX5_CAP_ESW_FLOWTABLE_MAX(mdev, flow_table_properties_nic_esw_fdb.cap)
1157
1158 #define MLX5_CAP_ESW_EGRESS_ACL(mdev, cap) \
1159 MLX5_CAP_ESW_FLOWTABLE(mdev, flow_table_properties_esw_acl_egress.cap)
1160
1161 #define MLX5_CAP_ESW_EGRESS_ACL_MAX(mdev, cap) \
1162 MLX5_CAP_ESW_FLOWTABLE_MAX(mdev, flow_table_properties_esw_acl_egress.cap)
1163
1164 #define MLX5_CAP_ESW_INGRESS_ACL(mdev, cap) \
1165 MLX5_CAP_ESW_FLOWTABLE(mdev, flow_table_properties_esw_acl_ingress.cap)
1166
1167 #define MLX5_CAP_ESW_INGRESS_ACL_MAX(mdev, cap) \
1168 MLX5_CAP_ESW_FLOWTABLE_MAX(mdev, flow_table_properties_esw_acl_ingress.cap)
1169
1170 #define MLX5_CAP_ESW_FT_FIELD_SUPPORT_2(mdev, cap) \
1171 MLX5_CAP_ESW_FLOWTABLE(mdev, ft_field_support_2_esw_fdb.cap)
1172
1173 #define MLX5_CAP_ESW_FT_FIELD_SUPPORT_2_MAX(mdev, cap) \
1174 MLX5_CAP_ESW_FLOWTABLE_MAX(mdev, ft_field_support_2_esw_fdb.cap)
1175
1176 #define MLX5_CAP_ESW(mdev, cap) \
1177 MLX5_GET(e_switch_cap, \
1178 mdev->hca_caps_cur[MLX5_CAP_ESWITCH], cap)
1179
1180 #define MLX5_CAP64_ESW_FLOWTABLE(mdev, cap) \
1181 MLX5_GET64(flow_table_eswitch_cap, \
1182 (mdev)->hca_caps_cur[MLX5_CAP_ESWITCH_FLOW_TABLE], cap)
1183
1184 #define MLX5_CAP_ESW_MAX(mdev, cap) \
1185 MLX5_GET(e_switch_cap, \
1186 mdev->hca_caps_max[MLX5_CAP_ESWITCH], cap)
1187
1188 #define MLX5_CAP_PORT_SELECTION(mdev, cap) \
1189 MLX5_GET(port_selection_cap, \
1190 mdev->hca_caps_cur[MLX5_CAP_PORT_SELECTION], cap)
1191
1192 #define MLX5_CAP_PORT_SELECTION_MAX(mdev, cap) \
1193 MLX5_GET(port_selection_cap, \
1194 mdev->hca_caps_max[MLX5_CAP_PORT_SELECTION], cap)
1195
1196 #define MLX5_CAP_ADV_VIRTUALIZATION(mdev, cap) \
1197 MLX5_GET(adv_virtualization_cap, \
1198 mdev->hca_caps_cur[MLX5_CAP_ADV_VIRTUALIZATION], cap)
1199
1200 #define MLX5_CAP_ADV_VIRTUALIZATION_MAX(mdev, cap) \
1201 MLX5_GET(adv_virtualization_cap, \
1202 mdev->hca_caps_max[MLX5_CAP_ADV_VIRTUALIZATION], cap)
1203
1204 #define MLX5_CAP_FLOWTABLE_PORT_SELECTION(mdev, cap) \
1205 MLX5_CAP_PORT_SELECTION(mdev, flow_table_properties_port_selection.cap)
1206
1207 #define MLX5_CAP_FLOWTABLE_PORT_SELECTION_MAX(mdev, cap) \
1208 MLX5_CAP_PORT_SELECTION_MAX(mdev, flow_table_properties_port_selection.cap)
1209
1210 #define MLX5_CAP_ODP(mdev, cap)\
1211 MLX5_GET(odp_cap, mdev->hca_caps_cur[MLX5_CAP_ODP], cap)
1212
1213 #define MLX5_CAP_ODP_MAX(mdev, cap)\
1214 MLX5_GET(odp_cap, mdev->hca_caps_max[MLX5_CAP_ODP], cap)
1215
1216 #define MLX5_CAP_SNAPSHOT(mdev, cap) \
1217 MLX5_GET(snapshot_cap, \
1218 mdev->hca_caps_cur[MLX5_CAP_SNAPSHOT], cap)
1219
1220 #define MLX5_CAP_SNAPSHOT_MAX(mdev, cap) \
1221 MLX5_GET(snapshot_cap, \
1222 mdev->hca_caps_max[MLX5_CAP_SNAPSHOT], cap)
1223
1224 #define MLX5_CAP_EOIB_OFFLOADS(mdev, cap) \
1225 MLX5_GET(per_protocol_networking_offload_caps,\
1226 mdev->hca_caps_cur[MLX5_CAP_EOIB_OFFLOADS], cap)
1227
1228 #define MLX5_CAP_EOIB_OFFLOADS_MAX(mdev, cap) \
1229 MLX5_GET(per_protocol_networking_offload_caps,\
1230 mdev->hca_caps_max[MLX5_CAP_EOIB_OFFLOADS], cap)
1231
1232 #define MLX5_CAP_DEBUG(mdev, cap) \
1233 MLX5_GET(debug_cap, \
1234 mdev->hca_caps_cur[MLX5_CAP_DEBUG], cap)
1235
1236 #define MLX5_CAP_DEBUG_MAX(mdev, cap) \
1237 MLX5_GET(debug_cap, \
1238 mdev->hca_caps_max[MLX5_CAP_DEBUG], cap)
1239
1240 #define MLX5_CAP_QOS(mdev, cap) \
1241 MLX5_GET(qos_cap,\
1242 mdev->hca_caps_cur[MLX5_CAP_QOS], cap)
1243
1244 #define MLX5_CAP_QOS_MAX(mdev, cap) \
1245 MLX5_GET(qos_cap,\
1246 mdev->hca_caps_max[MLX5_CAP_QOS], cap)
1247
1248 #define MLX5_CAP_PCAM_FEATURE(mdev, fld) \
1249 MLX5_GET(pcam_reg, (mdev)->caps.pcam, feature_cap_mask.enhanced_features.fld)
1250
1251 #define MLX5_CAP_PCAM_REG(mdev, reg) \
1252 MLX5_GET(pcam_reg, (mdev)->caps.pcam, port_access_reg_cap_mask.regs_5000_to_507f.reg)
1253
1254 #define MLX5_CAP_MCAM_FEATURE(mdev, fld) \
1255 MLX5_GET(mcam_reg, (mdev)->caps.mcam, mng_feature_cap_mask.enhanced_features.fld)
1256
1257 #define MLX5_CAP_MCAM_REG(mdev, reg) \
1258 MLX5_GET(mcam_reg, (mdev)->caps.mcam, mng_access_reg_cap_mask.access_regs.reg)
1259
1260 #define MLX5_CAP_QCAM_REG(mdev, fld) \
1261 MLX5_GET(qcam_reg, (mdev)->caps.qcam, qos_access_reg_cap_mask.reg_cap.fld)
1262
1263 #define MLX5_CAP_QCAM_FEATURE(mdev, fld) \
1264 MLX5_GET(qcam_reg, (mdev)->caps.qcam, qos_feature_cap_mask.feature_cap.fld)
1265
1266 #define MLX5_CAP_FPGA(mdev, cap) \
1267 MLX5_GET(fpga_cap, (mdev)->caps.fpga, cap)
1268
1269 #define MLX5_CAP64_FPGA(mdev, cap) \
1270 MLX5_GET64(fpga_cap, (mdev)->caps.fpga, cap)
1271
1272 #define MLX5_CAP_TLS(mdev, cap) \
1273 MLX5_GET(tls_capabilities, (mdev)->hca_caps_cur[MLX5_CAP_TLS], cap)
1274
1275 #define MLX5_CAP_DEV_EVENT(mdev, cap)\
1276 MLX5_ADDR_OF(device_event_cap, (mdev)->hca_caps_cur[MLX5_CAP_DEV_EVENT], cap)
1277
1278 #define MLX5_CAP_IPSEC(mdev, cap) \
1279 MLX5_GET(ipsec_cap, (mdev)->hca_caps_cur[MLX5_CAP_IPSEC], cap)
1280
1281 enum {
1282 MLX5_CMD_STAT_OK = 0x0,
1283 MLX5_CMD_STAT_INT_ERR = 0x1,
1284 MLX5_CMD_STAT_BAD_OP_ERR = 0x2,
1285 MLX5_CMD_STAT_BAD_PARAM_ERR = 0x3,
1286 MLX5_CMD_STAT_BAD_SYS_STATE_ERR = 0x4,
1287 MLX5_CMD_STAT_BAD_RES_ERR = 0x5,
1288 MLX5_CMD_STAT_RES_BUSY = 0x6,
1289 MLX5_CMD_STAT_LIM_ERR = 0x8,
1290 MLX5_CMD_STAT_BAD_RES_STATE_ERR = 0x9,
1291 MLX5_CMD_STAT_IX_ERR = 0xa,
1292 MLX5_CMD_STAT_NO_RES_ERR = 0xf,
1293 MLX5_CMD_STAT_BAD_INP_LEN_ERR = 0x50,
1294 MLX5_CMD_STAT_BAD_OUTP_LEN_ERR = 0x51,
1295 MLX5_CMD_STAT_BAD_QP_STATE_ERR = 0x10,
1296 MLX5_CMD_STAT_BAD_PKT_ERR = 0x30,
1297 MLX5_CMD_STAT_BAD_SIZE_OUTS_CQES_ERR = 0x40,
1298 };
1299
1300 enum {
1301 MLX5_IEEE_802_3_COUNTERS_GROUP = 0x0,
1302 MLX5_RFC_2863_COUNTERS_GROUP = 0x1,
1303 MLX5_RFC_2819_COUNTERS_GROUP = 0x2,
1304 MLX5_RFC_3635_COUNTERS_GROUP = 0x3,
1305 MLX5_ETHERNET_EXTENDED_COUNTERS_GROUP = 0x5,
1306 MLX5_ETHERNET_DISCARD_COUNTERS_GROUP = 0x6,
1307 MLX5_PER_PRIORITY_COUNTERS_GROUP = 0x10,
1308 MLX5_PER_TRAFFIC_CLASS_COUNTERS_GROUP = 0x11,
1309 MLX5_PHYSICAL_LAYER_COUNTERS_GROUP = 0x12,
1310 MLX5_PHYSICAL_LAYER_STATISTICAL_GROUP = 0x16,
1311 MLX5_INFINIBAND_PORT_COUNTERS_GROUP = 0x20,
1312 };
1313
1314 enum {
1315 MLX5_PCIE_PERFORMANCE_COUNTERS_GROUP = 0x0,
1316 MLX5_PCIE_LANE_COUNTERS_GROUP = 0x1,
1317 MLX5_PCIE_TIMERS_AND_STATES_COUNTERS_GROUP = 0x2,
1318 };
1319
1320 enum {
1321 MLX5_CAP_PORT_TYPE_IB = 0x0,
1322 MLX5_CAP_PORT_TYPE_ETH = 0x1,
1323 };
1324
1325 enum {
1326 MLX5_CMD_HCA_CAP_MIN_WQE_INLINE_MODE_L2 = 0x0,
1327 MLX5_CMD_HCA_CAP_MIN_WQE_INLINE_MODE_VPORT_CONFIG = 0x1,
1328 MLX5_CMD_HCA_CAP_MIN_WQE_INLINE_MODE_NOT_REQUIRED = 0x2
1329 };
1330
1331 enum mlx5_inline_modes {
1332 MLX5_INLINE_MODE_NONE,
1333 MLX5_INLINE_MODE_L2,
1334 MLX5_INLINE_MODE_IP,
1335 MLX5_INLINE_MODE_TCP_UDP,
1336 };
1337
1338 enum {
1339 MLX5_QUERY_VPORT_STATE_OUT_STATE_FOLLOW = 0x2,
1340 };
1341
mlx5_to_sw_pkey_sz(int pkey_sz)1342 static inline u16 mlx5_to_sw_pkey_sz(int pkey_sz)
1343 {
1344 if (pkey_sz > MLX5_MAX_LOG_PKEY_TABLE)
1345 return 0;
1346 return MLX5_MIN_PKEY_TABLE_SIZE << pkey_sz;
1347 }
1348
1349 struct mlx5_ifc_mcia_reg_bits {
1350 u8 l[0x1];
1351 u8 reserved_0[0x7];
1352 u8 module[0x8];
1353 u8 reserved_1[0x8];
1354 u8 status[0x8];
1355
1356 u8 i2c_device_address[0x8];
1357 u8 page_number[0x8];
1358 u8 device_address[0x10];
1359
1360 u8 reserved_2[0x10];
1361 u8 size[0x10];
1362
1363 u8 reserved_3[0x20];
1364
1365 u8 dword_0[0x20];
1366 u8 dword_1[0x20];
1367 u8 dword_2[0x20];
1368 u8 dword_3[0x20];
1369 u8 dword_4[0x20];
1370 u8 dword_5[0x20];
1371 u8 dword_6[0x20];
1372 u8 dword_7[0x20];
1373 u8 dword_8[0x20];
1374 u8 dword_9[0x20];
1375 u8 dword_10[0x20];
1376 u8 dword_11[0x20];
1377 };
1378
1379 #define MLX5_CMD_OP_QUERY_EEPROM 0x93c
1380
1381 struct mlx5_mini_cqe8 {
1382 union {
1383 __be32 rx_hash_result;
1384 __be16 checksum;
1385 __be16 rsvd;
1386 struct {
1387 __be16 wqe_counter;
1388 u8 s_wqe_opcode;
1389 u8 reserved;
1390 } s_wqe_info;
1391 };
1392 __be32 byte_cnt;
1393 };
1394
1395 enum {
1396 MLX5_NO_INLINE_DATA,
1397 MLX5_INLINE_DATA32_SEG,
1398 MLX5_INLINE_DATA64_SEG,
1399 MLX5_COMPRESSED,
1400 };
1401
1402 enum mlx5_exp_cqe_zip_recv_type {
1403 MLX5_CQE_FORMAT_HASH,
1404 MLX5_CQE_FORMAT_CSUM,
1405 };
1406
1407 #define MLX5E_CQE_FORMAT_MASK 0xc
mlx5_get_cqe_format(const struct mlx5_cqe64 * cqe)1408 static inline int mlx5_get_cqe_format(const struct mlx5_cqe64 *cqe)
1409 {
1410 return (cqe->op_own & MLX5E_CQE_FORMAT_MASK) >> 2;
1411 }
1412
1413 enum {
1414 MLX5_GEN_EVENT_SUBTYPE_DELAY_DROP_TIMEOUT = 0x1,
1415 MLX5_GEN_EVENT_SUBTYPE_PCI_POWER_CHANGE_EVENT = 0x5,
1416 };
1417
1418 enum {
1419 MLX5_FRL_LEVEL3 = 0x8,
1420 MLX5_FRL_LEVEL6 = 0x40,
1421 };
1422
1423 /* 8 regular priorities + 1 for multicast */
1424 #define MLX5_NUM_BYPASS_FTS 9
1425
1426 #endif /* MLX5_DEVICE_H */
1427