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
7 * COPYING in the main directory of this source tree, or the
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
27 * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
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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 BUILD_BUG_ON(__mlx5_bit_off(typ, fld) % 64); \
98 *((__be64 *)(p) + __mlx5_64_off(typ, fld)) = cpu_to_be64(v); \
101 #define MLX5_GET64(typ, p, fld) be64_to_cpu(*((__be64 *)(p) + __mlx5_64_off(typ, fld)))
103 #define MLX5_GET64_PR(typ, p, fld) ({ \
104 u64 ___t = MLX5_GET64(typ, p, fld); \
105 pr_debug(#fld " = 0x%llx\n", ___t); \
109 /* Big endian getters */
110 #define MLX5_GET64_BE(typ, p, fld) (*((__be64 *)(p) +\
111 __mlx5_64_off(typ, fld)))
113 #define MLX5_GET_BE(type_t, typ, p, fld) ({ \
115 switch (sizeof(tmp)) { \
117 tmp = (__force type_t)MLX5_GET(typ, p, fld); \
120 tmp = (__force type_t)cpu_to_be16(MLX5_GET(typ, p, fld)); \
123 tmp = (__force type_t)cpu_to_be32(MLX5_GET(typ, p, fld)); \
126 tmp = (__force type_t)MLX5_GET64_BE(typ, p, fld); \
132 enum mlx5_inline_modes {
133 MLX5_INLINE_MODE_NONE,
136 MLX5_INLINE_MODE_TCP_UDP,
140 MLX5_MAX_COMMANDS = 32,
141 MLX5_CMD_DATA_BLOCK_SIZE = 512,
142 MLX5_PCI_CMD_XPORT = 7,
143 MLX5_MKEY_BSF_OCTO_SIZE = 4,
148 MLX5_EXTENDED_UD_AV = 0x80000000,
152 MLX5_CQ_STATE_ARMED = 9,
153 MLX5_CQ_STATE_ALWAYS_ARMED = 0xb,
154 MLX5_CQ_STATE_FIRED = 0xa,
158 MLX5_STAT_RATE_OFFSET = 5,
162 MLX5_INLINE_SEG = 0x80000000,
166 MLX5_HW_START_PADDING = MLX5_INLINE_SEG,
170 MLX5_MIN_PKEY_TABLE_SIZE = 128,
171 MLX5_MAX_LOG_PKEY_TABLE = 5,
175 MLX5_MKEY_INBOX_PG_ACCESS = 1 << 31
179 MLX5_PFAULT_SUBTYPE_WQE = 0,
180 MLX5_PFAULT_SUBTYPE_RDMA = 1,
184 MLX5_PERM_LOCAL_READ = 1 << 2,
185 MLX5_PERM_LOCAL_WRITE = 1 << 3,
186 MLX5_PERM_REMOTE_READ = 1 << 4,
187 MLX5_PERM_REMOTE_WRITE = 1 << 5,
188 MLX5_PERM_ATOMIC = 1 << 6,
189 MLX5_PERM_UMR_EN = 1 << 7,
193 MLX5_PCIE_CTRL_SMALL_FENCE = 1 << 0,
194 MLX5_PCIE_CTRL_RELAXED_ORDERING = 1 << 2,
195 MLX5_PCIE_CTRL_NO_SNOOP = 1 << 3,
196 MLX5_PCIE_CTRL_TLP_PROCE_EN = 1 << 6,
197 MLX5_PCIE_CTRL_TPH_MASK = 3 << 4,
206 MLX5_BF_REGS_PER_PAGE = 4,
207 MLX5_MAX_UAR_PAGES = 1 << 8,
208 MLX5_NON_FP_BF_REGS_PER_PAGE = 2,
209 MLX5_MAX_UUARS = MLX5_MAX_UAR_PAGES * MLX5_NON_FP_BF_REGS_PER_PAGE,
213 MLX5_MKEY_MASK_LEN = 1ull << 0,
214 MLX5_MKEY_MASK_PAGE_SIZE = 1ull << 1,
215 MLX5_MKEY_MASK_START_ADDR = 1ull << 6,
216 MLX5_MKEY_MASK_PD = 1ull << 7,
217 MLX5_MKEY_MASK_EN_RINVAL = 1ull << 8,
218 MLX5_MKEY_MASK_EN_SIGERR = 1ull << 9,
219 MLX5_MKEY_MASK_BSF_EN = 1ull << 12,
220 MLX5_MKEY_MASK_KEY = 1ull << 13,
221 MLX5_MKEY_MASK_QPN = 1ull << 14,
222 MLX5_MKEY_MASK_LR = 1ull << 17,
223 MLX5_MKEY_MASK_LW = 1ull << 18,
224 MLX5_MKEY_MASK_RR = 1ull << 19,
225 MLX5_MKEY_MASK_RW = 1ull << 20,
226 MLX5_MKEY_MASK_A = 1ull << 21,
227 MLX5_MKEY_MASK_SMALL_FENCE = 1ull << 23,
228 MLX5_MKEY_MASK_FREE = 1ull << 29,
232 MLX5_UMR_TRANSLATION_OFFSET_EN = (1 << 4),
234 MLX5_UMR_CHECK_NOT_FREE = (1 << 5),
235 MLX5_UMR_CHECK_FREE = (2 << 5),
237 MLX5_UMR_INLINE = (1 << 7),
240 #define MLX5_UMR_MTT_ALIGNMENT 0x40
241 #define MLX5_UMR_MTT_MASK (MLX5_UMR_MTT_ALIGNMENT - 1)
242 #define MLX5_UMR_MTT_MIN_CHUNK_SIZE MLX5_UMR_MTT_ALIGNMENT
244 #define MLX5_USER_INDEX_LEN (MLX5_FLD_SZ_BYTES(qpc, user_index) * 8)
247 MLX5_EVENT_QUEUE_TYPE_QP = 0,
248 MLX5_EVENT_QUEUE_TYPE_RQ = 1,
249 MLX5_EVENT_QUEUE_TYPE_SQ = 2,
253 MLX5_EVENT_TYPE_COMP = 0x0,
255 MLX5_EVENT_TYPE_PATH_MIG = 0x01,
256 MLX5_EVENT_TYPE_COMM_EST = 0x02,
257 MLX5_EVENT_TYPE_SQ_DRAINED = 0x03,
258 MLX5_EVENT_TYPE_SRQ_LAST_WQE = 0x13,
259 MLX5_EVENT_TYPE_SRQ_RQ_LIMIT = 0x14,
261 MLX5_EVENT_TYPE_CQ_ERROR = 0x04,
262 MLX5_EVENT_TYPE_WQ_CATAS_ERROR = 0x05,
263 MLX5_EVENT_TYPE_PATH_MIG_FAILED = 0x07,
264 MLX5_EVENT_TYPE_WQ_INVAL_REQ_ERROR = 0x10,
265 MLX5_EVENT_TYPE_WQ_ACCESS_ERROR = 0x11,
266 MLX5_EVENT_TYPE_SRQ_CATAS_ERROR = 0x12,
268 MLX5_EVENT_TYPE_INTERNAL_ERROR = 0x08,
269 MLX5_EVENT_TYPE_PORT_CHANGE = 0x09,
270 MLX5_EVENT_TYPE_GPIO_EVENT = 0x15,
271 MLX5_EVENT_TYPE_REMOTE_CONFIG = 0x19,
273 MLX5_EVENT_TYPE_DB_BF_CONGESTION = 0x1a,
274 MLX5_EVENT_TYPE_STALL_EVENT = 0x1b,
276 MLX5_EVENT_TYPE_CMD = 0x0a,
277 MLX5_EVENT_TYPE_PAGE_REQUEST = 0xb,
279 MLX5_EVENT_TYPE_PAGE_FAULT = 0xc,
280 MLX5_EVENT_TYPE_NIC_VPORT_CHANGE = 0xd,
284 MLX5_PORT_CHANGE_SUBTYPE_DOWN = 1,
285 MLX5_PORT_CHANGE_SUBTYPE_ACTIVE = 4,
286 MLX5_PORT_CHANGE_SUBTYPE_INITIALIZED = 5,
287 MLX5_PORT_CHANGE_SUBTYPE_LID = 6,
288 MLX5_PORT_CHANGE_SUBTYPE_PKEY = 7,
289 MLX5_PORT_CHANGE_SUBTYPE_GUID = 8,
290 MLX5_PORT_CHANGE_SUBTYPE_CLIENT_REREG = 9,
294 MLX5_DEV_CAP_FLAG_XRC = 1LL << 3,
295 MLX5_DEV_CAP_FLAG_BAD_PKEY_CNTR = 1LL << 8,
296 MLX5_DEV_CAP_FLAG_BAD_QKEY_CNTR = 1LL << 9,
297 MLX5_DEV_CAP_FLAG_APM = 1LL << 17,
298 MLX5_DEV_CAP_FLAG_ATOMIC = 1LL << 18,
299 MLX5_DEV_CAP_FLAG_BLOCK_MCAST = 1LL << 23,
300 MLX5_DEV_CAP_FLAG_ON_DMND_PG = 1LL << 24,
301 MLX5_DEV_CAP_FLAG_CQ_MODER = 1LL << 29,
302 MLX5_DEV_CAP_FLAG_RESIZE_CQ = 1LL << 30,
303 MLX5_DEV_CAP_FLAG_DCT = 1LL << 37,
304 MLX5_DEV_CAP_FLAG_SIG_HAND_OVER = 1LL << 40,
305 MLX5_DEV_CAP_FLAG_CMDIF_CSUM = 3LL << 46,
309 MLX5_ROCE_VERSION_1 = 0,
310 MLX5_ROCE_VERSION_2 = 2,
314 MLX5_ROCE_VERSION_1_CAP = 1 << MLX5_ROCE_VERSION_1,
315 MLX5_ROCE_VERSION_2_CAP = 1 << MLX5_ROCE_VERSION_2,
319 MLX5_ROCE_L3_TYPE_IPV4 = 0,
320 MLX5_ROCE_L3_TYPE_IPV6 = 1,
324 MLX5_ROCE_L3_TYPE_IPV4_CAP = 1 << 1,
325 MLX5_ROCE_L3_TYPE_IPV6_CAP = 1 << 2,
329 MLX5_OPCODE_NOP = 0x00,
330 MLX5_OPCODE_SEND_INVAL = 0x01,
331 MLX5_OPCODE_RDMA_WRITE = 0x08,
332 MLX5_OPCODE_RDMA_WRITE_IMM = 0x09,
333 MLX5_OPCODE_SEND = 0x0a,
334 MLX5_OPCODE_SEND_IMM = 0x0b,
335 MLX5_OPCODE_LSO = 0x0e,
336 MLX5_OPCODE_RDMA_READ = 0x10,
337 MLX5_OPCODE_ATOMIC_CS = 0x11,
338 MLX5_OPCODE_ATOMIC_FA = 0x12,
339 MLX5_OPCODE_ATOMIC_MASKED_CS = 0x14,
340 MLX5_OPCODE_ATOMIC_MASKED_FA = 0x15,
341 MLX5_OPCODE_BIND_MW = 0x18,
342 MLX5_OPCODE_CONFIG_CMD = 0x1f,
344 MLX5_RECV_OPCODE_RDMA_WRITE_IMM = 0x00,
345 MLX5_RECV_OPCODE_SEND = 0x01,
346 MLX5_RECV_OPCODE_SEND_IMM = 0x02,
347 MLX5_RECV_OPCODE_SEND_INVAL = 0x03,
349 MLX5_CQE_OPCODE_ERROR = 0x1e,
350 MLX5_CQE_OPCODE_RESIZE = 0x16,
352 MLX5_OPCODE_SET_PSV = 0x20,
353 MLX5_OPCODE_GET_PSV = 0x21,
354 MLX5_OPCODE_CHECK_PSV = 0x22,
355 MLX5_OPCODE_RGET_PSV = 0x26,
356 MLX5_OPCODE_RCHECK_PSV = 0x27,
358 MLX5_OPCODE_UMR = 0x25,
363 MLX5_SET_PORT_RESET_QKEY = 0,
364 MLX5_SET_PORT_GUID0 = 16,
365 MLX5_SET_PORT_NODE_GUID = 17,
366 MLX5_SET_PORT_SYS_GUID = 18,
367 MLX5_SET_PORT_GID_TABLE = 19,
368 MLX5_SET_PORT_PKEY_TABLE = 20,
372 MLX5_BW_NO_LIMIT = 0,
373 MLX5_100_MBPS_UNIT = 3,
378 MLX5_MAX_PAGE_SHIFT = 31
382 MLX5_ADAPTER_PAGE_SHIFT = 12,
383 MLX5_ADAPTER_PAGE_SIZE = 1 << MLX5_ADAPTER_PAGE_SHIFT,
387 MLX5_CAP_OFF_CMDIF_CSUM = 46,
392 * Max wqe size for rdma read is 512 bytes, so this
393 * limits our max_sge_rd as the wqe needs to fit:
394 * - ctrl segment (16 bytes)
395 * - rdma segment (16 bytes)
396 * - scatter elements (16 bytes each)
398 MLX5_MAX_SGE_RD = (512 - 16 - 16) / 16
401 struct mlx5_inbox_hdr {
407 struct mlx5_outbox_hdr {
413 struct mlx5_cmd_query_adapter_mbox_in {
414 struct mlx5_inbox_hdr hdr;
418 struct mlx5_cmd_query_adapter_mbox_out {
419 struct mlx5_outbox_hdr hdr;
423 __be16 vsd_vendor_id;
428 enum mlx5_odp_transport_cap_bits {
429 MLX5_ODP_SUPPORT_SEND = 1 << 31,
430 MLX5_ODP_SUPPORT_RECV = 1 << 30,
431 MLX5_ODP_SUPPORT_WRITE = 1 << 29,
432 MLX5_ODP_SUPPORT_READ = 1 << 28,
435 struct mlx5_odp_caps {
441 } per_transport_caps;
442 char reserved2[0xe4];
445 struct mlx5_cmd_layout {
461 struct health_buffer {
462 __be32 assert_var[5];
464 __be32 assert_exit_ptr;
465 __be32 assert_callra;
475 struct mlx5_init_seg {
477 __be32 cmdif_rev_fw_sub;
480 __be32 cmdq_addr_l_sz;
484 struct health_buffer health;
486 __be32 internal_timer_h;
487 __be32 internal_timer_l;
489 __be32 health_counter;
492 __be32 ieee1588_clk_type;
496 struct mlx5_eqe_comp {
501 struct mlx5_eqe_qp_srq {
508 struct mlx5_eqe_cq_err {
514 struct mlx5_eqe_port_state {
519 struct mlx5_eqe_gpio {
524 struct mlx5_eqe_congestion {
530 struct mlx5_eqe_stall_vl {
535 struct mlx5_eqe_cmd {
540 struct mlx5_eqe_page_req {
547 struct mlx5_eqe_page_fault {
548 __be32 bytes_committed;
554 __be16 packet_length;
560 __be16 packet_length;
568 struct mlx5_eqe_vport_change {
576 struct mlx5_eqe_cmd cmd;
577 struct mlx5_eqe_comp comp;
578 struct mlx5_eqe_qp_srq qp_srq;
579 struct mlx5_eqe_cq_err cq_err;
580 struct mlx5_eqe_port_state port;
581 struct mlx5_eqe_gpio gpio;
582 struct mlx5_eqe_congestion cong;
583 struct mlx5_eqe_stall_vl stall_vl;
584 struct mlx5_eqe_page_req req_pages;
585 struct mlx5_eqe_page_fault page_fault;
586 struct mlx5_eqe_vport_change vport_change;
601 struct mlx5_cmd_prot_block {
602 u8 data[MLX5_CMD_DATA_BLOCK_SIZE];
613 MLX5_CQE_SYND_FLUSHED_IN_ERROR = 5,
616 struct mlx5_err_cqe {
622 __be32 s_wqe_opcode_qpn;
629 u8 outer_l3_tunneled;
632 u8 lro_tcppsh_abort_dupack;
635 __be32 lro_ack_seq_num;
636 __be32 rss_hash_result;
646 __be32 srqn; /* [31:24]: lro_num_seg, [23:0]: srqn */
647 __be32 imm_inval_pkey;
658 struct mlx5_mini_cqe8 {
660 __be32 rx_hash_result;
676 MLX5_INLINE_DATA32_SEG,
677 MLX5_INLINE_DATA64_SEG,
682 MLX5_CQE_FORMAT_CSUM = 0x1,
685 #define MLX5_MINI_CQE_ARRAY_SIZE 8
687 static inline int mlx5_get_cqe_format(struct mlx5_cqe64 *cqe)
689 return (cqe->op_own >> 2) & 0x3;
692 static inline int get_cqe_lro_tcppsh(struct mlx5_cqe64 *cqe)
694 return (cqe->lro_tcppsh_abort_dupack >> 6) & 1;
697 static inline u8 get_cqe_l4_hdr_type(struct mlx5_cqe64 *cqe)
699 return (cqe->l4_l3_hdr_type >> 4) & 0x7;
702 static inline u8 get_cqe_l3_hdr_type(struct mlx5_cqe64 *cqe)
704 return (cqe->l4_l3_hdr_type >> 2) & 0x3;
707 static inline u8 cqe_is_tunneled(struct mlx5_cqe64 *cqe)
709 return cqe->outer_l3_tunneled & 0x1;
712 static inline int cqe_has_vlan(struct mlx5_cqe64 *cqe)
714 return !!(cqe->l4_l3_hdr_type & 0x1);
717 static inline u64 get_cqe_ts(struct mlx5_cqe64 *cqe)
721 hi = be32_to_cpu(cqe->timestamp_h);
722 lo = be32_to_cpu(cqe->timestamp_l);
724 return (u64)lo | ((u64)hi << 32);
727 struct mpwrq_cqe_bc {
728 __be16 filler_consumed_strides;
732 static inline u16 mpwrq_get_cqe_byte_cnt(struct mlx5_cqe64 *cqe)
734 struct mpwrq_cqe_bc *bc = (struct mpwrq_cqe_bc *)&cqe->byte_cnt;
736 return be16_to_cpu(bc->byte_cnt);
739 static inline u16 mpwrq_get_cqe_bc_consumed_strides(struct mpwrq_cqe_bc *bc)
741 return 0x7fff & be16_to_cpu(bc->filler_consumed_strides);
744 static inline u16 mpwrq_get_cqe_consumed_strides(struct mlx5_cqe64 *cqe)
746 struct mpwrq_cqe_bc *bc = (struct mpwrq_cqe_bc *)&cqe->byte_cnt;
748 return mpwrq_get_cqe_bc_consumed_strides(bc);
751 static inline bool mpwrq_is_filler_cqe(struct mlx5_cqe64 *cqe)
753 struct mpwrq_cqe_bc *bc = (struct mpwrq_cqe_bc *)&cqe->byte_cnt;
755 return 0x8000 & be16_to_cpu(bc->filler_consumed_strides);
758 static inline u16 mpwrq_get_cqe_stride_index(struct mlx5_cqe64 *cqe)
760 return be16_to_cpu(cqe->wqe_counter);
764 CQE_L4_HDR_TYPE_NONE = 0x0,
765 CQE_L4_HDR_TYPE_TCP_NO_ACK = 0x1,
766 CQE_L4_HDR_TYPE_UDP = 0x2,
767 CQE_L4_HDR_TYPE_TCP_ACK_NO_DATA = 0x3,
768 CQE_L4_HDR_TYPE_TCP_ACK_AND_DATA = 0x4,
772 CQE_RSS_HTYPE_IP = 0x3 << 6,
773 CQE_RSS_HTYPE_L4 = 0x3 << 2,
777 MLX5_CQE_ROCE_L3_HEADER_TYPE_GRH = 0x0,
778 MLX5_CQE_ROCE_L3_HEADER_TYPE_IPV6 = 0x1,
779 MLX5_CQE_ROCE_L3_HEADER_TYPE_IPV4 = 0x2,
788 struct mlx5_sig_err_cqe {
790 __be32 expected_trans_sig;
791 __be32 actual_trans_sig;
792 __be32 expected_reftag;
793 __be32 actual_reftag;
805 struct mlx5_wqe_srq_next_seg {
807 __be16 next_wqe_index;
818 union mlx5_ext_cqe inl_grh;
819 struct mlx5_cqe64 cqe64;
822 struct mlx5_srq_ctx {
837 struct mlx5_create_srq_mbox_in {
838 struct mlx5_inbox_hdr hdr;
841 struct mlx5_srq_ctx ctx;
846 struct mlx5_create_srq_mbox_out {
847 struct mlx5_outbox_hdr hdr;
852 struct mlx5_destroy_srq_mbox_in {
853 struct mlx5_inbox_hdr hdr;
858 struct mlx5_destroy_srq_mbox_out {
859 struct mlx5_outbox_hdr hdr;
863 struct mlx5_query_srq_mbox_in {
864 struct mlx5_inbox_hdr hdr;
869 struct mlx5_query_srq_mbox_out {
870 struct mlx5_outbox_hdr hdr;
872 struct mlx5_srq_ctx ctx;
877 struct mlx5_arm_srq_mbox_in {
878 struct mlx5_inbox_hdr hdr;
884 struct mlx5_arm_srq_mbox_out {
885 struct mlx5_outbox_hdr hdr;
889 struct mlx5_enable_hca_mbox_in {
890 struct mlx5_inbox_hdr hdr;
894 struct mlx5_enable_hca_mbox_out {
895 struct mlx5_outbox_hdr hdr;
899 struct mlx5_disable_hca_mbox_in {
900 struct mlx5_inbox_hdr hdr;
904 struct mlx5_disable_hca_mbox_out {
905 struct mlx5_outbox_hdr hdr;
910 MLX5_MKEY_STATUS_FREE = 1 << 6,
914 MLX5_MKEY_REMOTE_INVAL = 1 << 24,
915 MLX5_MKEY_FLAG_SYNC_UMR = 1 << 29,
916 MLX5_MKEY_BSF_EN = 1 << 30,
917 MLX5_MKEY_LEN64 = 1 << 31,
920 struct mlx5_mkey_seg {
921 /* This is a two bit field occupying bits 31-30.
922 * bit 31 is always 0,
923 * bit 30 is zero for regular MRs and 1 (e.g free) for UMRs that do not have tanslation
934 __be32 bsfs_octo_size;
942 #define MLX5_ATTR_EXTENDED_PORT_INFO cpu_to_be16(0xff90)
945 MLX_EXT_PORT_CAP_FLAG_EXTENDED_PORT_INFO = 1 << 0
949 VPORT_STATE_DOWN = 0x0,
950 VPORT_STATE_UP = 0x1,
954 MLX5_ESW_VPORT_ADMIN_STATE_DOWN = 0x0,
955 MLX5_ESW_VPORT_ADMIN_STATE_UP = 0x1,
956 MLX5_ESW_VPORT_ADMIN_STATE_AUTO = 0x2,
960 MLX5_L3_PROT_TYPE_IPV4 = 0,
961 MLX5_L3_PROT_TYPE_IPV6 = 1,
965 MLX5_L4_PROT_TYPE_TCP = 0,
966 MLX5_L4_PROT_TYPE_UDP = 1,
970 MLX5_HASH_FIELD_SEL_SRC_IP = 1 << 0,
971 MLX5_HASH_FIELD_SEL_DST_IP = 1 << 1,
972 MLX5_HASH_FIELD_SEL_L4_SPORT = 1 << 2,
973 MLX5_HASH_FIELD_SEL_L4_DPORT = 1 << 3,
974 MLX5_HASH_FIELD_SEL_IPSEC_SPI = 1 << 4,
978 MLX5_MATCH_OUTER_HEADERS = 1 << 0,
979 MLX5_MATCH_MISC_PARAMETERS = 1 << 1,
980 MLX5_MATCH_INNER_HEADERS = 1 << 2,
985 MLX5_FLOW_TABLE_TYPE_NIC_RCV = 0,
986 MLX5_FLOW_TABLE_TYPE_ESWITCH = 4,
990 MLX5_FLOW_CONTEXT_DEST_TYPE_VPORT = 0,
991 MLX5_FLOW_CONTEXT_DEST_TYPE_FLOW_TABLE = 1,
992 MLX5_FLOW_CONTEXT_DEST_TYPE_TIR = 2,
995 enum mlx5_list_type {
996 MLX5_NVPRT_LIST_TYPE_UC = 0x0,
997 MLX5_NVPRT_LIST_TYPE_MC = 0x1,
998 MLX5_NVPRT_LIST_TYPE_VLAN = 0x2,
1002 MLX5_RQC_RQ_TYPE_MEMORY_RQ_INLINE = 0x0,
1003 MLX5_RQC_RQ_TYPE_MEMORY_RQ_RPM = 0x1,
1006 enum mlx5_wol_mode {
1007 MLX5_WOL_DISABLE = 0,
1008 MLX5_WOL_SECURED_MAGIC = 1 << 1,
1009 MLX5_WOL_MAGIC = 1 << 2,
1010 MLX5_WOL_ARP = 1 << 3,
1011 MLX5_WOL_BROADCAST = 1 << 4,
1012 MLX5_WOL_MULTICAST = 1 << 5,
1013 MLX5_WOL_UNICAST = 1 << 6,
1014 MLX5_WOL_PHY_ACTIVITY = 1 << 7,
1020 enum mlx5_cap_mode {
1021 HCA_CAP_OPMOD_GET_MAX = 0,
1022 HCA_CAP_OPMOD_GET_CUR = 1,
1025 enum mlx5_cap_type {
1026 MLX5_CAP_GENERAL = 0,
1027 MLX5_CAP_ETHERNET_OFFLOADS,
1031 MLX5_CAP_IPOIB_OFFLOADS,
1032 MLX5_CAP_EOIB_OFFLOADS,
1033 MLX5_CAP_FLOW_TABLE,
1034 MLX5_CAP_ESWITCH_FLOW_TABLE,
1037 MLX5_CAP_VECTOR_CALC,
1039 /* NUM OF CAP Types */
1043 /* GET Dev Caps macros */
1044 #define MLX5_CAP_GEN(mdev, cap) \
1045 MLX5_GET(cmd_hca_cap, mdev->hca_caps_cur[MLX5_CAP_GENERAL], cap)
1047 #define MLX5_CAP_GEN_MAX(mdev, cap) \
1048 MLX5_GET(cmd_hca_cap, mdev->hca_caps_max[MLX5_CAP_GENERAL], cap)
1050 #define MLX5_CAP_ETH(mdev, cap) \
1051 MLX5_GET(per_protocol_networking_offload_caps,\
1052 mdev->hca_caps_cur[MLX5_CAP_ETHERNET_OFFLOADS], cap)
1054 #define MLX5_CAP_ETH_MAX(mdev, cap) \
1055 MLX5_GET(per_protocol_networking_offload_caps,\
1056 mdev->hca_caps_max[MLX5_CAP_ETHERNET_OFFLOADS], cap)
1058 #define MLX5_CAP_ROCE(mdev, cap) \
1059 MLX5_GET(roce_cap, mdev->hca_caps_cur[MLX5_CAP_ROCE], cap)
1061 #define MLX5_CAP_ROCE_MAX(mdev, cap) \
1062 MLX5_GET(roce_cap, mdev->hca_caps_max[MLX5_CAP_ROCE], cap)
1064 #define MLX5_CAP_ATOMIC(mdev, cap) \
1065 MLX5_GET(atomic_caps, mdev->hca_caps_cur[MLX5_CAP_ATOMIC], cap)
1067 #define MLX5_CAP_ATOMIC_MAX(mdev, cap) \
1068 MLX5_GET(atomic_caps, mdev->hca_caps_max[MLX5_CAP_ATOMIC], cap)
1070 #define MLX5_CAP_FLOWTABLE(mdev, cap) \
1071 MLX5_GET(flow_table_nic_cap, mdev->hca_caps_cur[MLX5_CAP_FLOW_TABLE], cap)
1073 #define MLX5_CAP_FLOWTABLE_MAX(mdev, cap) \
1074 MLX5_GET(flow_table_nic_cap, mdev->hca_caps_max[MLX5_CAP_FLOW_TABLE], cap)
1076 #define MLX5_CAP_FLOWTABLE_NIC_RX(mdev, cap) \
1077 MLX5_CAP_FLOWTABLE(mdev, flow_table_properties_nic_receive.cap)
1079 #define MLX5_CAP_FLOWTABLE_NIC_RX_MAX(mdev, cap) \
1080 MLX5_CAP_FLOWTABLE_MAX(mdev, flow_table_properties_nic_receive.cap)
1082 #define MLX5_CAP_ESW_FLOWTABLE(mdev, cap) \
1083 MLX5_GET(flow_table_eswitch_cap, \
1084 mdev->hca_caps_cur[MLX5_CAP_ESWITCH_FLOW_TABLE], cap)
1086 #define MLX5_CAP_ESW_FLOWTABLE_MAX(mdev, cap) \
1087 MLX5_GET(flow_table_eswitch_cap, \
1088 mdev->hca_caps_max[MLX5_CAP_ESWITCH_FLOW_TABLE], cap)
1090 #define MLX5_CAP_ESW_FLOWTABLE_FDB(mdev, cap) \
1091 MLX5_CAP_ESW_FLOWTABLE(mdev, flow_table_properties_nic_esw_fdb.cap)
1093 #define MLX5_CAP_ESW_FLOWTABLE_FDB_MAX(mdev, cap) \
1094 MLX5_CAP_ESW_FLOWTABLE_MAX(mdev, flow_table_properties_nic_esw_fdb.cap)
1096 #define MLX5_CAP_ESW_EGRESS_ACL(mdev, cap) \
1097 MLX5_CAP_ESW_FLOWTABLE(mdev, flow_table_properties_esw_acl_egress.cap)
1099 #define MLX5_CAP_ESW_EGRESS_ACL_MAX(mdev, cap) \
1100 MLX5_CAP_ESW_FLOWTABLE_MAX(mdev, flow_table_properties_esw_acl_egress.cap)
1102 #define MLX5_CAP_ESW_INGRESS_ACL(mdev, cap) \
1103 MLX5_CAP_ESW_FLOWTABLE(mdev, flow_table_properties_esw_acl_ingress.cap)
1105 #define MLX5_CAP_ESW_INGRESS_ACL_MAX(mdev, cap) \
1106 MLX5_CAP_ESW_FLOWTABLE_MAX(mdev, flow_table_properties_esw_acl_ingress.cap)
1108 #define MLX5_CAP_ESW(mdev, cap) \
1109 MLX5_GET(e_switch_cap, \
1110 mdev->hca_caps_cur[MLX5_CAP_ESWITCH], cap)
1112 #define MLX5_CAP_ESW_MAX(mdev, cap) \
1113 MLX5_GET(e_switch_cap, \
1114 mdev->hca_caps_max[MLX5_CAP_ESWITCH], cap)
1116 #define MLX5_CAP_ODP(mdev, cap)\
1117 MLX5_GET(odp_cap, mdev->hca_caps_cur[MLX5_CAP_ODP], cap)
1119 #define MLX5_CAP_VECTOR_CALC(mdev, cap) \
1120 MLX5_GET(vector_calc_cap, \
1121 mdev->hca_caps_cur[MLX5_CAP_VECTOR_CALC], cap)
1123 #define MLX5_CAP_QOS(mdev, cap)\
1124 MLX5_GET(qos_cap, mdev->hca_caps_cur[MLX5_CAP_QOS], cap)
1127 MLX5_CMD_STAT_OK = 0x0,
1128 MLX5_CMD_STAT_INT_ERR = 0x1,
1129 MLX5_CMD_STAT_BAD_OP_ERR = 0x2,
1130 MLX5_CMD_STAT_BAD_PARAM_ERR = 0x3,
1131 MLX5_CMD_STAT_BAD_SYS_STATE_ERR = 0x4,
1132 MLX5_CMD_STAT_BAD_RES_ERR = 0x5,
1133 MLX5_CMD_STAT_RES_BUSY = 0x6,
1134 MLX5_CMD_STAT_LIM_ERR = 0x8,
1135 MLX5_CMD_STAT_BAD_RES_STATE_ERR = 0x9,
1136 MLX5_CMD_STAT_IX_ERR = 0xa,
1137 MLX5_CMD_STAT_NO_RES_ERR = 0xf,
1138 MLX5_CMD_STAT_BAD_INP_LEN_ERR = 0x50,
1139 MLX5_CMD_STAT_BAD_OUTP_LEN_ERR = 0x51,
1140 MLX5_CMD_STAT_BAD_QP_STATE_ERR = 0x10,
1141 MLX5_CMD_STAT_BAD_PKT_ERR = 0x30,
1142 MLX5_CMD_STAT_BAD_SIZE_OUTS_CQES_ERR = 0x40,
1146 MLX5_IEEE_802_3_COUNTERS_GROUP = 0x0,
1147 MLX5_RFC_2863_COUNTERS_GROUP = 0x1,
1148 MLX5_RFC_2819_COUNTERS_GROUP = 0x2,
1149 MLX5_RFC_3635_COUNTERS_GROUP = 0x3,
1150 MLX5_ETHERNET_EXTENDED_COUNTERS_GROUP = 0x5,
1151 MLX5_PER_PRIORITY_COUNTERS_GROUP = 0x10,
1152 MLX5_PER_TRAFFIC_CLASS_COUNTERS_GROUP = 0x11,
1153 MLX5_PHYSICAL_LAYER_COUNTERS_GROUP = 0x12,
1154 MLX5_INFINIBAND_PORT_COUNTERS_GROUP = 0x20,
1157 static inline u16 mlx5_to_sw_pkey_sz(int pkey_sz)
1159 if (pkey_sz > MLX5_MAX_LOG_PKEY_TABLE)
1161 return MLX5_MIN_PKEY_TABLE_SIZE << pkey_sz;
1164 #define MLX5_BY_PASS_NUM_REGULAR_PRIOS 8
1165 #define MLX5_BY_PASS_NUM_DONT_TRAP_PRIOS 8
1166 #define MLX5_BY_PASS_NUM_MULTICAST_PRIOS 1
1167 #define MLX5_BY_PASS_NUM_PRIOS (MLX5_BY_PASS_NUM_REGULAR_PRIOS +\
1168 MLX5_BY_PASS_NUM_DONT_TRAP_PRIOS +\
1169 MLX5_BY_PASS_NUM_MULTICAST_PRIOS)
1171 #endif /* MLX5_DEVICE_H */