2 * Copyright (c) 2013-2015, Mellanox Technologies. All rights reserved.
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
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8 * OpenIB.org BSD license below:
10 * Redistribution and use in source and binary forms, with or
11 * without modification, are permitted provided that the following
14 * - Redistributions of source code must retain the above
15 * copyright notice, this list of conditions and the following
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.
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
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29 * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
36 #include <linux/types.h>
37 #include <rdma/ib_verbs.h>
38 #include <linux/mlx5/mlx5_ifc.h>
40 #if defined(__LITTLE_ENDIAN)
41 #define MLX5_SET_HOST_ENDIANNESS 0
42 #elif defined(__BIG_ENDIAN)
43 #define MLX5_SET_HOST_ENDIANNESS 0x80
45 #error Host endianness not defined
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)
59 #define MLX5_FLD_SZ_BYTES(typ, fld) (__mlx5_bit_sz(typ, fld) / 8)
60 #define MLX5_ST_SZ_BYTES(typ) (sizeof(struct mlx5_ifc_##typ##_bits) / 8)
61 #define MLX5_ST_SZ_DW(typ) (sizeof(struct mlx5_ifc_##typ##_bits) / 32)
62 #define MLX5_ST_SZ_QW(typ) (sizeof(struct mlx5_ifc_##typ##_bits) / 64)
63 #define MLX5_UN_SZ_BYTES(typ) (sizeof(union mlx5_ifc_##typ##_bits) / 8)
64 #define MLX5_UN_SZ_DW(typ) (sizeof(union mlx5_ifc_##typ##_bits) / 32)
65 #define MLX5_BYTE_OFF(typ, fld) (__mlx5_bit_off(typ, fld) / 8)
66 #define MLX5_ADDR_OF(typ, p, fld) ((char *)(p) + MLX5_BYTE_OFF(typ, fld))
68 /* insert a value to a struct */
69 #define MLX5_SET(typ, p, fld, v) do { \
70 BUILD_BUG_ON(__mlx5_st_sz_bits(typ) % 32); \
71 *((__be32 *)(p) + __mlx5_dw_off(typ, fld)) = \
72 cpu_to_be32((be32_to_cpu(*((__be32 *)(p) + __mlx5_dw_off(typ, fld))) & \
73 (~__mlx5_dw_mask(typ, fld))) | (((v) & __mlx5_mask(typ, fld)) \
74 << __mlx5_dw_bit_off(typ, fld))); \
77 #define MLX5_SET_TO_ONES(typ, p, fld) do { \
78 BUILD_BUG_ON(__mlx5_st_sz_bits(typ) % 32); \
79 *((__be32 *)(p) + __mlx5_dw_off(typ, fld)) = \
80 cpu_to_be32((be32_to_cpu(*((__be32 *)(p) + __mlx5_dw_off(typ, fld))) & \
81 (~__mlx5_dw_mask(typ, fld))) | ((__mlx5_mask(typ, fld)) \
82 << __mlx5_dw_bit_off(typ, fld))); \
85 #define MLX5_GET(typ, p, fld) ((be32_to_cpu(*((__be32 *)(p) +\
86 __mlx5_dw_off(typ, fld))) >> __mlx5_dw_bit_off(typ, fld)) & \
87 __mlx5_mask(typ, fld))
89 #define MLX5_GET_PR(typ, p, fld) ({ \
90 u32 ___t = MLX5_GET(typ, p, fld); \
91 pr_debug(#fld " = 0x%x\n", ___t); \
95 #define __MLX5_SET64(typ, p, fld, v) do { \
96 BUILD_BUG_ON(__mlx5_bit_sz(typ, fld) != 64); \
97 *((__be64 *)(p) + __mlx5_64_off(typ, fld)) = cpu_to_be64(v); \
100 #define MLX5_SET64(typ, p, fld, v) do { \
101 BUILD_BUG_ON(__mlx5_bit_off(typ, fld) % 64); \
102 __MLX5_SET64(typ, p, fld, v); \
105 #define MLX5_ARRAY_SET64(typ, p, fld, idx, v) do { \
106 BUILD_BUG_ON(__mlx5_bit_off(typ, fld) % 64); \
107 __MLX5_SET64(typ, p, fld[idx], v); \
110 #define MLX5_GET64(typ, p, fld) be64_to_cpu(*((__be64 *)(p) + __mlx5_64_off(typ, fld)))
112 #define MLX5_GET64_PR(typ, p, fld) ({ \
113 u64 ___t = MLX5_GET64(typ, p, fld); \
114 pr_debug(#fld " = 0x%llx\n", ___t); \
118 /* Big endian getters */
119 #define MLX5_GET64_BE(typ, p, fld) (*((__be64 *)(p) +\
120 __mlx5_64_off(typ, fld)))
122 #define MLX5_GET_BE(type_t, typ, p, fld) ({ \
124 switch (sizeof(tmp)) { \
126 tmp = (__force type_t)MLX5_GET(typ, p, fld); \
129 tmp = (__force type_t)cpu_to_be16(MLX5_GET(typ, p, fld)); \
132 tmp = (__force type_t)cpu_to_be32(MLX5_GET(typ, p, fld)); \
135 tmp = (__force type_t)MLX5_GET64_BE(typ, p, fld); \
141 enum mlx5_inline_modes {
142 MLX5_INLINE_MODE_NONE,
145 MLX5_INLINE_MODE_TCP_UDP,
149 MLX5_MAX_COMMANDS = 32,
150 MLX5_CMD_DATA_BLOCK_SIZE = 512,
151 MLX5_PCI_CMD_XPORT = 7,
152 MLX5_MKEY_BSF_OCTO_SIZE = 4,
157 MLX5_EXTENDED_UD_AV = 0x80000000,
161 MLX5_CQ_STATE_ARMED = 9,
162 MLX5_CQ_STATE_ALWAYS_ARMED = 0xb,
163 MLX5_CQ_STATE_FIRED = 0xa,
167 MLX5_STAT_RATE_OFFSET = 5,
171 MLX5_INLINE_SEG = 0x80000000,
175 MLX5_HW_START_PADDING = MLX5_INLINE_SEG,
179 MLX5_MIN_PKEY_TABLE_SIZE = 128,
180 MLX5_MAX_LOG_PKEY_TABLE = 5,
184 MLX5_MKEY_INBOX_PG_ACCESS = 1 << 31
188 MLX5_PFAULT_SUBTYPE_WQE = 0,
189 MLX5_PFAULT_SUBTYPE_RDMA = 1,
193 MLX5_PERM_LOCAL_READ = 1 << 2,
194 MLX5_PERM_LOCAL_WRITE = 1 << 3,
195 MLX5_PERM_REMOTE_READ = 1 << 4,
196 MLX5_PERM_REMOTE_WRITE = 1 << 5,
197 MLX5_PERM_ATOMIC = 1 << 6,
198 MLX5_PERM_UMR_EN = 1 << 7,
202 MLX5_PCIE_CTRL_SMALL_FENCE = 1 << 0,
203 MLX5_PCIE_CTRL_RELAXED_ORDERING = 1 << 2,
204 MLX5_PCIE_CTRL_NO_SNOOP = 1 << 3,
205 MLX5_PCIE_CTRL_TLP_PROCE_EN = 1 << 6,
206 MLX5_PCIE_CTRL_TPH_MASK = 3 << 4,
215 MLX5_BF_REGS_PER_PAGE = 4,
216 MLX5_MAX_UAR_PAGES = 1 << 8,
217 MLX5_NON_FP_BF_REGS_PER_PAGE = 2,
218 MLX5_MAX_UUARS = MLX5_MAX_UAR_PAGES * MLX5_NON_FP_BF_REGS_PER_PAGE,
222 MLX5_MKEY_MASK_LEN = 1ull << 0,
223 MLX5_MKEY_MASK_PAGE_SIZE = 1ull << 1,
224 MLX5_MKEY_MASK_START_ADDR = 1ull << 6,
225 MLX5_MKEY_MASK_PD = 1ull << 7,
226 MLX5_MKEY_MASK_EN_RINVAL = 1ull << 8,
227 MLX5_MKEY_MASK_EN_SIGERR = 1ull << 9,
228 MLX5_MKEY_MASK_BSF_EN = 1ull << 12,
229 MLX5_MKEY_MASK_KEY = 1ull << 13,
230 MLX5_MKEY_MASK_QPN = 1ull << 14,
231 MLX5_MKEY_MASK_LR = 1ull << 17,
232 MLX5_MKEY_MASK_LW = 1ull << 18,
233 MLX5_MKEY_MASK_RR = 1ull << 19,
234 MLX5_MKEY_MASK_RW = 1ull << 20,
235 MLX5_MKEY_MASK_A = 1ull << 21,
236 MLX5_MKEY_MASK_SMALL_FENCE = 1ull << 23,
237 MLX5_MKEY_MASK_FREE = 1ull << 29,
241 MLX5_UMR_TRANSLATION_OFFSET_EN = (1 << 4),
243 MLX5_UMR_CHECK_NOT_FREE = (1 << 5),
244 MLX5_UMR_CHECK_FREE = (2 << 5),
246 MLX5_UMR_INLINE = (1 << 7),
249 #define MLX5_UMR_MTT_ALIGNMENT 0x40
250 #define MLX5_UMR_MTT_MASK (MLX5_UMR_MTT_ALIGNMENT - 1)
251 #define MLX5_UMR_MTT_MIN_CHUNK_SIZE MLX5_UMR_MTT_ALIGNMENT
253 #define MLX5_USER_INDEX_LEN (MLX5_FLD_SZ_BYTES(qpc, user_index) * 8)
256 MLX5_EVENT_QUEUE_TYPE_QP = 0,
257 MLX5_EVENT_QUEUE_TYPE_RQ = 1,
258 MLX5_EVENT_QUEUE_TYPE_SQ = 2,
262 MLX5_EVENT_TYPE_COMP = 0x0,
264 MLX5_EVENT_TYPE_PATH_MIG = 0x01,
265 MLX5_EVENT_TYPE_COMM_EST = 0x02,
266 MLX5_EVENT_TYPE_SQ_DRAINED = 0x03,
267 MLX5_EVENT_TYPE_SRQ_LAST_WQE = 0x13,
268 MLX5_EVENT_TYPE_SRQ_RQ_LIMIT = 0x14,
270 MLX5_EVENT_TYPE_CQ_ERROR = 0x04,
271 MLX5_EVENT_TYPE_WQ_CATAS_ERROR = 0x05,
272 MLX5_EVENT_TYPE_PATH_MIG_FAILED = 0x07,
273 MLX5_EVENT_TYPE_WQ_INVAL_REQ_ERROR = 0x10,
274 MLX5_EVENT_TYPE_WQ_ACCESS_ERROR = 0x11,
275 MLX5_EVENT_TYPE_SRQ_CATAS_ERROR = 0x12,
277 MLX5_EVENT_TYPE_INTERNAL_ERROR = 0x08,
278 MLX5_EVENT_TYPE_PORT_CHANGE = 0x09,
279 MLX5_EVENT_TYPE_GPIO_EVENT = 0x15,
280 MLX5_EVENT_TYPE_REMOTE_CONFIG = 0x19,
282 MLX5_EVENT_TYPE_DB_BF_CONGESTION = 0x1a,
283 MLX5_EVENT_TYPE_STALL_EVENT = 0x1b,
285 MLX5_EVENT_TYPE_CMD = 0x0a,
286 MLX5_EVENT_TYPE_PAGE_REQUEST = 0xb,
288 MLX5_EVENT_TYPE_PAGE_FAULT = 0xc,
289 MLX5_EVENT_TYPE_NIC_VPORT_CHANGE = 0xd,
293 MLX5_PORT_CHANGE_SUBTYPE_DOWN = 1,
294 MLX5_PORT_CHANGE_SUBTYPE_ACTIVE = 4,
295 MLX5_PORT_CHANGE_SUBTYPE_INITIALIZED = 5,
296 MLX5_PORT_CHANGE_SUBTYPE_LID = 6,
297 MLX5_PORT_CHANGE_SUBTYPE_PKEY = 7,
298 MLX5_PORT_CHANGE_SUBTYPE_GUID = 8,
299 MLX5_PORT_CHANGE_SUBTYPE_CLIENT_REREG = 9,
303 MLX5_DEV_CAP_FLAG_XRC = 1LL << 3,
304 MLX5_DEV_CAP_FLAG_BAD_PKEY_CNTR = 1LL << 8,
305 MLX5_DEV_CAP_FLAG_BAD_QKEY_CNTR = 1LL << 9,
306 MLX5_DEV_CAP_FLAG_APM = 1LL << 17,
307 MLX5_DEV_CAP_FLAG_ATOMIC = 1LL << 18,
308 MLX5_DEV_CAP_FLAG_BLOCK_MCAST = 1LL << 23,
309 MLX5_DEV_CAP_FLAG_ON_DMND_PG = 1LL << 24,
310 MLX5_DEV_CAP_FLAG_CQ_MODER = 1LL << 29,
311 MLX5_DEV_CAP_FLAG_RESIZE_CQ = 1LL << 30,
312 MLX5_DEV_CAP_FLAG_DCT = 1LL << 37,
313 MLX5_DEV_CAP_FLAG_SIG_HAND_OVER = 1LL << 40,
314 MLX5_DEV_CAP_FLAG_CMDIF_CSUM = 3LL << 46,
318 MLX5_ROCE_VERSION_1 = 0,
319 MLX5_ROCE_VERSION_2 = 2,
323 MLX5_ROCE_VERSION_1_CAP = 1 << MLX5_ROCE_VERSION_1,
324 MLX5_ROCE_VERSION_2_CAP = 1 << MLX5_ROCE_VERSION_2,
328 MLX5_ROCE_L3_TYPE_IPV4 = 0,
329 MLX5_ROCE_L3_TYPE_IPV6 = 1,
333 MLX5_ROCE_L3_TYPE_IPV4_CAP = 1 << 1,
334 MLX5_ROCE_L3_TYPE_IPV6_CAP = 1 << 2,
338 MLX5_OPCODE_NOP = 0x00,
339 MLX5_OPCODE_SEND_INVAL = 0x01,
340 MLX5_OPCODE_RDMA_WRITE = 0x08,
341 MLX5_OPCODE_RDMA_WRITE_IMM = 0x09,
342 MLX5_OPCODE_SEND = 0x0a,
343 MLX5_OPCODE_SEND_IMM = 0x0b,
344 MLX5_OPCODE_LSO = 0x0e,
345 MLX5_OPCODE_RDMA_READ = 0x10,
346 MLX5_OPCODE_ATOMIC_CS = 0x11,
347 MLX5_OPCODE_ATOMIC_FA = 0x12,
348 MLX5_OPCODE_ATOMIC_MASKED_CS = 0x14,
349 MLX5_OPCODE_ATOMIC_MASKED_FA = 0x15,
350 MLX5_OPCODE_BIND_MW = 0x18,
351 MLX5_OPCODE_CONFIG_CMD = 0x1f,
353 MLX5_RECV_OPCODE_RDMA_WRITE_IMM = 0x00,
354 MLX5_RECV_OPCODE_SEND = 0x01,
355 MLX5_RECV_OPCODE_SEND_IMM = 0x02,
356 MLX5_RECV_OPCODE_SEND_INVAL = 0x03,
358 MLX5_CQE_OPCODE_ERROR = 0x1e,
359 MLX5_CQE_OPCODE_RESIZE = 0x16,
361 MLX5_OPCODE_SET_PSV = 0x20,
362 MLX5_OPCODE_GET_PSV = 0x21,
363 MLX5_OPCODE_CHECK_PSV = 0x22,
364 MLX5_OPCODE_RGET_PSV = 0x26,
365 MLX5_OPCODE_RCHECK_PSV = 0x27,
367 MLX5_OPCODE_UMR = 0x25,
372 MLX5_SET_PORT_RESET_QKEY = 0,
373 MLX5_SET_PORT_GUID0 = 16,
374 MLX5_SET_PORT_NODE_GUID = 17,
375 MLX5_SET_PORT_SYS_GUID = 18,
376 MLX5_SET_PORT_GID_TABLE = 19,
377 MLX5_SET_PORT_PKEY_TABLE = 20,
381 MLX5_BW_NO_LIMIT = 0,
382 MLX5_100_MBPS_UNIT = 3,
387 MLX5_MAX_PAGE_SHIFT = 31
391 MLX5_ADAPTER_PAGE_SHIFT = 12,
392 MLX5_ADAPTER_PAGE_SIZE = 1 << MLX5_ADAPTER_PAGE_SHIFT,
396 MLX5_CAP_OFF_CMDIF_CSUM = 46,
401 * Max wqe size for rdma read is 512 bytes, so this
402 * limits our max_sge_rd as the wqe needs to fit:
403 * - ctrl segment (16 bytes)
404 * - rdma segment (16 bytes)
405 * - scatter elements (16 bytes each)
407 MLX5_MAX_SGE_RD = (512 - 16 - 16) / 16
410 enum mlx5_odp_transport_cap_bits {
411 MLX5_ODP_SUPPORT_SEND = 1 << 31,
412 MLX5_ODP_SUPPORT_RECV = 1 << 30,
413 MLX5_ODP_SUPPORT_WRITE = 1 << 29,
414 MLX5_ODP_SUPPORT_READ = 1 << 28,
417 struct mlx5_odp_caps {
423 } per_transport_caps;
424 char reserved2[0xe4];
427 struct mlx5_cmd_layout {
442 struct health_buffer {
443 __be32 assert_var[5];
445 __be32 assert_exit_ptr;
446 __be32 assert_callra;
456 struct mlx5_init_seg {
458 __be32 cmdif_rev_fw_sub;
461 __be32 cmdq_addr_l_sz;
465 struct health_buffer health;
467 __be32 internal_timer_h;
468 __be32 internal_timer_l;
470 __be32 health_counter;
473 __be32 ieee1588_clk_type;
477 struct mlx5_eqe_comp {
482 struct mlx5_eqe_qp_srq {
489 struct mlx5_eqe_cq_err {
495 struct mlx5_eqe_port_state {
500 struct mlx5_eqe_gpio {
505 struct mlx5_eqe_congestion {
511 struct mlx5_eqe_stall_vl {
516 struct mlx5_eqe_cmd {
521 struct mlx5_eqe_page_req {
528 struct mlx5_eqe_page_fault {
529 __be32 bytes_committed;
535 __be16 packet_length;
541 __be16 packet_length;
549 struct mlx5_eqe_vport_change {
557 struct mlx5_eqe_cmd cmd;
558 struct mlx5_eqe_comp comp;
559 struct mlx5_eqe_qp_srq qp_srq;
560 struct mlx5_eqe_cq_err cq_err;
561 struct mlx5_eqe_port_state port;
562 struct mlx5_eqe_gpio gpio;
563 struct mlx5_eqe_congestion cong;
564 struct mlx5_eqe_stall_vl stall_vl;
565 struct mlx5_eqe_page_req req_pages;
566 struct mlx5_eqe_page_fault page_fault;
567 struct mlx5_eqe_vport_change vport_change;
582 struct mlx5_cmd_prot_block {
583 u8 data[MLX5_CMD_DATA_BLOCK_SIZE];
594 MLX5_CQE_SYND_FLUSHED_IN_ERROR = 5,
597 struct mlx5_err_cqe {
603 __be32 s_wqe_opcode_qpn;
610 u8 outer_l3_tunneled;
613 u8 lro_tcppsh_abort_dupack;
616 __be32 lro_ack_seq_num;
617 __be32 rss_hash_result;
627 __be32 srqn; /* [31:24]: lro_num_seg, [23:0]: srqn */
628 __be32 imm_inval_pkey;
639 struct mlx5_mini_cqe8 {
641 __be32 rx_hash_result;
657 MLX5_INLINE_DATA32_SEG,
658 MLX5_INLINE_DATA64_SEG,
663 MLX5_CQE_FORMAT_CSUM = 0x1,
666 #define MLX5_MINI_CQE_ARRAY_SIZE 8
668 static inline int mlx5_get_cqe_format(struct mlx5_cqe64 *cqe)
670 return (cqe->op_own >> 2) & 0x3;
673 static inline int get_cqe_lro_tcppsh(struct mlx5_cqe64 *cqe)
675 return (cqe->lro_tcppsh_abort_dupack >> 6) & 1;
678 static inline u8 get_cqe_l4_hdr_type(struct mlx5_cqe64 *cqe)
680 return (cqe->l4_l3_hdr_type >> 4) & 0x7;
683 static inline u8 get_cqe_l3_hdr_type(struct mlx5_cqe64 *cqe)
685 return (cqe->l4_l3_hdr_type >> 2) & 0x3;
688 static inline u8 cqe_is_tunneled(struct mlx5_cqe64 *cqe)
690 return cqe->outer_l3_tunneled & 0x1;
693 static inline int cqe_has_vlan(struct mlx5_cqe64 *cqe)
695 return !!(cqe->l4_l3_hdr_type & 0x1);
698 static inline u64 get_cqe_ts(struct mlx5_cqe64 *cqe)
702 hi = be32_to_cpu(cqe->timestamp_h);
703 lo = be32_to_cpu(cqe->timestamp_l);
705 return (u64)lo | ((u64)hi << 32);
708 struct mpwrq_cqe_bc {
709 __be16 filler_consumed_strides;
713 static inline u16 mpwrq_get_cqe_byte_cnt(struct mlx5_cqe64 *cqe)
715 struct mpwrq_cqe_bc *bc = (struct mpwrq_cqe_bc *)&cqe->byte_cnt;
717 return be16_to_cpu(bc->byte_cnt);
720 static inline u16 mpwrq_get_cqe_bc_consumed_strides(struct mpwrq_cqe_bc *bc)
722 return 0x7fff & be16_to_cpu(bc->filler_consumed_strides);
725 static inline u16 mpwrq_get_cqe_consumed_strides(struct mlx5_cqe64 *cqe)
727 struct mpwrq_cqe_bc *bc = (struct mpwrq_cqe_bc *)&cqe->byte_cnt;
729 return mpwrq_get_cqe_bc_consumed_strides(bc);
732 static inline bool mpwrq_is_filler_cqe(struct mlx5_cqe64 *cqe)
734 struct mpwrq_cqe_bc *bc = (struct mpwrq_cqe_bc *)&cqe->byte_cnt;
736 return 0x8000 & be16_to_cpu(bc->filler_consumed_strides);
739 static inline u16 mpwrq_get_cqe_stride_index(struct mlx5_cqe64 *cqe)
741 return be16_to_cpu(cqe->wqe_counter);
745 CQE_L4_HDR_TYPE_NONE = 0x0,
746 CQE_L4_HDR_TYPE_TCP_NO_ACK = 0x1,
747 CQE_L4_HDR_TYPE_UDP = 0x2,
748 CQE_L4_HDR_TYPE_TCP_ACK_NO_DATA = 0x3,
749 CQE_L4_HDR_TYPE_TCP_ACK_AND_DATA = 0x4,
753 CQE_RSS_HTYPE_IP = 0x3 << 2,
754 /* cqe->rss_hash_type[3:2] - IP destination selected for hash
755 * (00 = none, 01 = IPv4, 10 = IPv6, 11 = Reserved)
757 CQE_RSS_HTYPE_L4 = 0x3 << 6,
758 /* cqe->rss_hash_type[7:6] - L4 destination selected for hash
759 * (00 = none, 01 = TCP. 10 = UDP, 11 = IPSEC.SPI
764 MLX5_CQE_ROCE_L3_HEADER_TYPE_GRH = 0x0,
765 MLX5_CQE_ROCE_L3_HEADER_TYPE_IPV6 = 0x1,
766 MLX5_CQE_ROCE_L3_HEADER_TYPE_IPV4 = 0x2,
775 struct mlx5_sig_err_cqe {
777 __be32 expected_trans_sig;
778 __be32 actual_trans_sig;
779 __be32 expected_reftag;
780 __be32 actual_reftag;
792 struct mlx5_wqe_srq_next_seg {
794 __be16 next_wqe_index;
805 union mlx5_ext_cqe inl_grh;
806 struct mlx5_cqe64 cqe64;
810 MLX5_MKEY_STATUS_FREE = 1 << 6,
814 MLX5_MKEY_REMOTE_INVAL = 1 << 24,
815 MLX5_MKEY_FLAG_SYNC_UMR = 1 << 29,
816 MLX5_MKEY_BSF_EN = 1 << 30,
817 MLX5_MKEY_LEN64 = 1 << 31,
820 struct mlx5_mkey_seg {
821 /* This is a two bit field occupying bits 31-30.
822 * bit 31 is always 0,
823 * bit 30 is zero for regular MRs and 1 (e.g free) for UMRs that do not have tanslation
834 __be32 bsfs_octo_size;
842 #define MLX5_ATTR_EXTENDED_PORT_INFO cpu_to_be16(0xff90)
845 MLX_EXT_PORT_CAP_FLAG_EXTENDED_PORT_INFO = 1 << 0
849 VPORT_STATE_DOWN = 0x0,
850 VPORT_STATE_UP = 0x1,
854 MLX5_ESW_VPORT_ADMIN_STATE_DOWN = 0x0,
855 MLX5_ESW_VPORT_ADMIN_STATE_UP = 0x1,
856 MLX5_ESW_VPORT_ADMIN_STATE_AUTO = 0x2,
860 MLX5_L3_PROT_TYPE_IPV4 = 0,
861 MLX5_L3_PROT_TYPE_IPV6 = 1,
865 MLX5_L4_PROT_TYPE_TCP = 0,
866 MLX5_L4_PROT_TYPE_UDP = 1,
870 MLX5_HASH_FIELD_SEL_SRC_IP = 1 << 0,
871 MLX5_HASH_FIELD_SEL_DST_IP = 1 << 1,
872 MLX5_HASH_FIELD_SEL_L4_SPORT = 1 << 2,
873 MLX5_HASH_FIELD_SEL_L4_DPORT = 1 << 3,
874 MLX5_HASH_FIELD_SEL_IPSEC_SPI = 1 << 4,
878 MLX5_MATCH_OUTER_HEADERS = 1 << 0,
879 MLX5_MATCH_MISC_PARAMETERS = 1 << 1,
880 MLX5_MATCH_INNER_HEADERS = 1 << 2,
885 MLX5_FLOW_TABLE_TYPE_NIC_RCV = 0,
886 MLX5_FLOW_TABLE_TYPE_ESWITCH = 4,
890 MLX5_FLOW_CONTEXT_DEST_TYPE_VPORT = 0,
891 MLX5_FLOW_CONTEXT_DEST_TYPE_FLOW_TABLE = 1,
892 MLX5_FLOW_CONTEXT_DEST_TYPE_TIR = 2,
895 enum mlx5_list_type {
896 MLX5_NVPRT_LIST_TYPE_UC = 0x0,
897 MLX5_NVPRT_LIST_TYPE_MC = 0x1,
898 MLX5_NVPRT_LIST_TYPE_VLAN = 0x2,
902 MLX5_RQC_RQ_TYPE_MEMORY_RQ_INLINE = 0x0,
903 MLX5_RQC_RQ_TYPE_MEMORY_RQ_RPM = 0x1,
907 MLX5_WOL_DISABLE = 0,
908 MLX5_WOL_SECURED_MAGIC = 1 << 1,
909 MLX5_WOL_MAGIC = 1 << 2,
910 MLX5_WOL_ARP = 1 << 3,
911 MLX5_WOL_BROADCAST = 1 << 4,
912 MLX5_WOL_MULTICAST = 1 << 5,
913 MLX5_WOL_UNICAST = 1 << 6,
914 MLX5_WOL_PHY_ACTIVITY = 1 << 7,
921 HCA_CAP_OPMOD_GET_MAX = 0,
922 HCA_CAP_OPMOD_GET_CUR = 1,
926 MLX5_CAP_GENERAL = 0,
927 MLX5_CAP_ETHERNET_OFFLOADS,
931 MLX5_CAP_IPOIB_OFFLOADS,
932 MLX5_CAP_EOIB_OFFLOADS,
934 MLX5_CAP_ESWITCH_FLOW_TABLE,
937 MLX5_CAP_VECTOR_CALC,
939 /* NUM OF CAP Types */
943 /* GET Dev Caps macros */
944 #define MLX5_CAP_GEN(mdev, cap) \
945 MLX5_GET(cmd_hca_cap, mdev->hca_caps_cur[MLX5_CAP_GENERAL], cap)
947 #define MLX5_CAP_GEN_MAX(mdev, cap) \
948 MLX5_GET(cmd_hca_cap, mdev->hca_caps_max[MLX5_CAP_GENERAL], cap)
950 #define MLX5_CAP_ETH(mdev, cap) \
951 MLX5_GET(per_protocol_networking_offload_caps,\
952 mdev->hca_caps_cur[MLX5_CAP_ETHERNET_OFFLOADS], cap)
954 #define MLX5_CAP_ETH_MAX(mdev, cap) \
955 MLX5_GET(per_protocol_networking_offload_caps,\
956 mdev->hca_caps_max[MLX5_CAP_ETHERNET_OFFLOADS], cap)
958 #define MLX5_CAP_ROCE(mdev, cap) \
959 MLX5_GET(roce_cap, mdev->hca_caps_cur[MLX5_CAP_ROCE], cap)
961 #define MLX5_CAP_ROCE_MAX(mdev, cap) \
962 MLX5_GET(roce_cap, mdev->hca_caps_max[MLX5_CAP_ROCE], cap)
964 #define MLX5_CAP_ATOMIC(mdev, cap) \
965 MLX5_GET(atomic_caps, mdev->hca_caps_cur[MLX5_CAP_ATOMIC], cap)
967 #define MLX5_CAP_ATOMIC_MAX(mdev, cap) \
968 MLX5_GET(atomic_caps, mdev->hca_caps_max[MLX5_CAP_ATOMIC], cap)
970 #define MLX5_CAP_FLOWTABLE(mdev, cap) \
971 MLX5_GET(flow_table_nic_cap, mdev->hca_caps_cur[MLX5_CAP_FLOW_TABLE], cap)
973 #define MLX5_CAP_FLOWTABLE_MAX(mdev, cap) \
974 MLX5_GET(flow_table_nic_cap, mdev->hca_caps_max[MLX5_CAP_FLOW_TABLE], cap)
976 #define MLX5_CAP_FLOWTABLE_NIC_RX(mdev, cap) \
977 MLX5_CAP_FLOWTABLE(mdev, flow_table_properties_nic_receive.cap)
979 #define MLX5_CAP_FLOWTABLE_NIC_RX_MAX(mdev, cap) \
980 MLX5_CAP_FLOWTABLE_MAX(mdev, flow_table_properties_nic_receive.cap)
982 #define MLX5_CAP_FLOWTABLE_SNIFFER_RX(mdev, cap) \
983 MLX5_CAP_FLOWTABLE(mdev, flow_table_properties_nic_receive_sniffer.cap)
985 #define MLX5_CAP_FLOWTABLE_SNIFFER_RX_MAX(mdev, cap) \
986 MLX5_CAP_FLOWTABLE_MAX(mdev, flow_table_properties_nic_receive_sniffer.cap)
988 #define MLX5_CAP_FLOWTABLE_SNIFFER_TX(mdev, cap) \
989 MLX5_CAP_FLOWTABLE(mdev, flow_table_properties_nic_transmit_sniffer.cap)
991 #define MLX5_CAP_FLOWTABLE_SNIFFER_TX_MAX(mdev, cap) \
992 MLX5_CAP_FLOWTABLE_MAX(mdev, flow_table_properties_nic_transmit_sniffer.cap)
994 #define MLX5_CAP_ESW_FLOWTABLE(mdev, cap) \
995 MLX5_GET(flow_table_eswitch_cap, \
996 mdev->hca_caps_cur[MLX5_CAP_ESWITCH_FLOW_TABLE], cap)
998 #define MLX5_CAP_ESW_FLOWTABLE_MAX(mdev, cap) \
999 MLX5_GET(flow_table_eswitch_cap, \
1000 mdev->hca_caps_max[MLX5_CAP_ESWITCH_FLOW_TABLE], cap)
1002 #define MLX5_CAP_ESW_FLOWTABLE_FDB(mdev, cap) \
1003 MLX5_CAP_ESW_FLOWTABLE(mdev, flow_table_properties_nic_esw_fdb.cap)
1005 #define MLX5_CAP_ESW_FLOWTABLE_FDB_MAX(mdev, cap) \
1006 MLX5_CAP_ESW_FLOWTABLE_MAX(mdev, flow_table_properties_nic_esw_fdb.cap)
1008 #define MLX5_CAP_ESW_EGRESS_ACL(mdev, cap) \
1009 MLX5_CAP_ESW_FLOWTABLE(mdev, flow_table_properties_esw_acl_egress.cap)
1011 #define MLX5_CAP_ESW_EGRESS_ACL_MAX(mdev, cap) \
1012 MLX5_CAP_ESW_FLOWTABLE_MAX(mdev, flow_table_properties_esw_acl_egress.cap)
1014 #define MLX5_CAP_ESW_INGRESS_ACL(mdev, cap) \
1015 MLX5_CAP_ESW_FLOWTABLE(mdev, flow_table_properties_esw_acl_ingress.cap)
1017 #define MLX5_CAP_ESW_INGRESS_ACL_MAX(mdev, cap) \
1018 MLX5_CAP_ESW_FLOWTABLE_MAX(mdev, flow_table_properties_esw_acl_ingress.cap)
1020 #define MLX5_CAP_ESW(mdev, cap) \
1021 MLX5_GET(e_switch_cap, \
1022 mdev->hca_caps_cur[MLX5_CAP_ESWITCH], cap)
1024 #define MLX5_CAP_ESW_MAX(mdev, cap) \
1025 MLX5_GET(e_switch_cap, \
1026 mdev->hca_caps_max[MLX5_CAP_ESWITCH], cap)
1028 #define MLX5_CAP_ODP(mdev, cap)\
1029 MLX5_GET(odp_cap, mdev->hca_caps_cur[MLX5_CAP_ODP], cap)
1031 #define MLX5_CAP_VECTOR_CALC(mdev, cap) \
1032 MLX5_GET(vector_calc_cap, \
1033 mdev->hca_caps_cur[MLX5_CAP_VECTOR_CALC], cap)
1035 #define MLX5_CAP_QOS(mdev, cap)\
1036 MLX5_GET(qos_cap, mdev->hca_caps_cur[MLX5_CAP_QOS], cap)
1039 MLX5_CMD_STAT_OK = 0x0,
1040 MLX5_CMD_STAT_INT_ERR = 0x1,
1041 MLX5_CMD_STAT_BAD_OP_ERR = 0x2,
1042 MLX5_CMD_STAT_BAD_PARAM_ERR = 0x3,
1043 MLX5_CMD_STAT_BAD_SYS_STATE_ERR = 0x4,
1044 MLX5_CMD_STAT_BAD_RES_ERR = 0x5,
1045 MLX5_CMD_STAT_RES_BUSY = 0x6,
1046 MLX5_CMD_STAT_LIM_ERR = 0x8,
1047 MLX5_CMD_STAT_BAD_RES_STATE_ERR = 0x9,
1048 MLX5_CMD_STAT_IX_ERR = 0xa,
1049 MLX5_CMD_STAT_NO_RES_ERR = 0xf,
1050 MLX5_CMD_STAT_BAD_INP_LEN_ERR = 0x50,
1051 MLX5_CMD_STAT_BAD_OUTP_LEN_ERR = 0x51,
1052 MLX5_CMD_STAT_BAD_QP_STATE_ERR = 0x10,
1053 MLX5_CMD_STAT_BAD_PKT_ERR = 0x30,
1054 MLX5_CMD_STAT_BAD_SIZE_OUTS_CQES_ERR = 0x40,
1058 MLX5_IEEE_802_3_COUNTERS_GROUP = 0x0,
1059 MLX5_RFC_2863_COUNTERS_GROUP = 0x1,
1060 MLX5_RFC_2819_COUNTERS_GROUP = 0x2,
1061 MLX5_RFC_3635_COUNTERS_GROUP = 0x3,
1062 MLX5_ETHERNET_EXTENDED_COUNTERS_GROUP = 0x5,
1063 MLX5_PER_PRIORITY_COUNTERS_GROUP = 0x10,
1064 MLX5_PER_TRAFFIC_CLASS_COUNTERS_GROUP = 0x11,
1065 MLX5_PHYSICAL_LAYER_COUNTERS_GROUP = 0x12,
1066 MLX5_INFINIBAND_PORT_COUNTERS_GROUP = 0x20,
1069 static inline u16 mlx5_to_sw_pkey_sz(int pkey_sz)
1071 if (pkey_sz > MLX5_MAX_LOG_PKEY_TABLE)
1073 return MLX5_MIN_PKEY_TABLE_SIZE << pkey_sz;
1076 #define MLX5_BY_PASS_NUM_REGULAR_PRIOS 8
1077 #define MLX5_BY_PASS_NUM_DONT_TRAP_PRIOS 8
1078 #define MLX5_BY_PASS_NUM_MULTICAST_PRIOS 1
1079 #define MLX5_BY_PASS_NUM_PRIOS (MLX5_BY_PASS_NUM_REGULAR_PRIOS +\
1080 MLX5_BY_PASS_NUM_DONT_TRAP_PRIOS +\
1081 MLX5_BY_PASS_NUM_MULTICAST_PRIOS)
1083 #endif /* MLX5_DEVICE_H */