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) (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)
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) ((char *)(p) + MLX5_BYTE_OFF(typ, fld))
72 /* insert a value to a struct */
73 #define MLX5_SET(typ, p, fld, v) do { \
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))); \
82 #define MLX5_SET_TO_ONES(typ, p, fld) do { \
83 BUILD_BUG_ON(__mlx5_st_sz_bits(typ) % 32); \
84 *((__be32 *)(p) + __mlx5_dw_off(typ, fld)) = \
85 cpu_to_be32((be32_to_cpu(*((__be32 *)(p) + __mlx5_dw_off(typ, fld))) & \
86 (~__mlx5_dw_mask(typ, fld))) | ((__mlx5_mask(typ, fld)) \
87 << __mlx5_dw_bit_off(typ, fld))); \
90 #define MLX5_GET(typ, p, fld) ((be32_to_cpu(*((__be32 *)(p) +\
91 __mlx5_dw_off(typ, fld))) >> __mlx5_dw_bit_off(typ, fld)) & \
92 __mlx5_mask(typ, fld))
94 #define MLX5_GET_PR(typ, p, fld) ({ \
95 u32 ___t = MLX5_GET(typ, p, fld); \
96 pr_debug(#fld " = 0x%x\n", ___t); \
100 #define __MLX5_SET64(typ, p, fld, v) do { \
101 BUILD_BUG_ON(__mlx5_bit_sz(typ, fld) != 64); \
102 *((__be64 *)(p) + __mlx5_64_off(typ, fld)) = cpu_to_be64(v); \
105 #define MLX5_SET64(typ, p, fld, v) do { \
106 BUILD_BUG_ON(__mlx5_bit_off(typ, fld) % 64); \
107 __MLX5_SET64(typ, p, fld, v); \
110 #define MLX5_ARRAY_SET64(typ, p, fld, idx, v) do { \
111 BUILD_BUG_ON(__mlx5_bit_off(typ, fld) % 64); \
112 __MLX5_SET64(typ, p, fld[idx], v); \
115 #define MLX5_GET64(typ, p, fld) be64_to_cpu(*((__be64 *)(p) + __mlx5_64_off(typ, fld)))
117 #define MLX5_GET64_PR(typ, p, fld) ({ \
118 u64 ___t = MLX5_GET64(typ, p, fld); \
119 pr_debug(#fld " = 0x%llx\n", ___t); \
123 #define MLX5_GET16(typ, p, fld) ((be16_to_cpu(*((__be16 *)(p) +\
124 __mlx5_16_off(typ, fld))) >> __mlx5_16_bit_off(typ, fld)) & \
125 __mlx5_mask16(typ, fld))
127 #define MLX5_SET16(typ, p, fld, v) do { \
129 BUILD_BUG_ON(__mlx5_st_sz_bits(typ) % 16); \
130 *((__be16 *)(p) + __mlx5_16_off(typ, fld)) = \
131 cpu_to_be16((be16_to_cpu(*((__be16 *)(p) + __mlx5_16_off(typ, fld))) & \
132 (~__mlx5_16_mask(typ, fld))) | (((_v) & __mlx5_mask16(typ, fld)) \
133 << __mlx5_16_bit_off(typ, fld))); \
136 /* Big endian getters */
137 #define MLX5_GET64_BE(typ, p, fld) (*((__be64 *)(p) +\
138 __mlx5_64_off(typ, fld)))
140 #define MLX5_GET_BE(type_t, typ, p, fld) ({ \
142 switch (sizeof(tmp)) { \
144 tmp = (__force type_t)MLX5_GET(typ, p, fld); \
147 tmp = (__force type_t)cpu_to_be16(MLX5_GET(typ, p, fld)); \
150 tmp = (__force type_t)cpu_to_be32(MLX5_GET(typ, p, fld)); \
153 tmp = (__force type_t)MLX5_GET64_BE(typ, p, fld); \
159 enum mlx5_inline_modes {
160 MLX5_INLINE_MODE_NONE,
163 MLX5_INLINE_MODE_TCP_UDP,
167 MLX5_MAX_COMMANDS = 32,
168 MLX5_CMD_DATA_BLOCK_SIZE = 512,
169 MLX5_PCI_CMD_XPORT = 7,
170 MLX5_MKEY_BSF_OCTO_SIZE = 4,
175 MLX5_EXTENDED_UD_AV = 0x80000000,
179 MLX5_CQ_STATE_ARMED = 9,
180 MLX5_CQ_STATE_ALWAYS_ARMED = 0xb,
181 MLX5_CQ_STATE_FIRED = 0xa,
185 MLX5_STAT_RATE_OFFSET = 5,
189 MLX5_INLINE_SEG = 0x80000000,
193 MLX5_HW_START_PADDING = MLX5_INLINE_SEG,
197 MLX5_MIN_PKEY_TABLE_SIZE = 128,
198 MLX5_MAX_LOG_PKEY_TABLE = 5,
202 MLX5_MKEY_INBOX_PG_ACCESS = 1 << 31
206 MLX5_PFAULT_SUBTYPE_WQE = 0,
207 MLX5_PFAULT_SUBTYPE_RDMA = 1,
211 MLX5_PERM_LOCAL_READ = 1 << 2,
212 MLX5_PERM_LOCAL_WRITE = 1 << 3,
213 MLX5_PERM_REMOTE_READ = 1 << 4,
214 MLX5_PERM_REMOTE_WRITE = 1 << 5,
215 MLX5_PERM_ATOMIC = 1 << 6,
216 MLX5_PERM_UMR_EN = 1 << 7,
220 MLX5_PCIE_CTRL_SMALL_FENCE = 1 << 0,
221 MLX5_PCIE_CTRL_RELAXED_ORDERING = 1 << 2,
222 MLX5_PCIE_CTRL_NO_SNOOP = 1 << 3,
223 MLX5_PCIE_CTRL_TLP_PROCE_EN = 1 << 6,
224 MLX5_PCIE_CTRL_TPH_MASK = 3 << 4,
233 MLX5_ADAPTER_PAGE_SHIFT = 12,
234 MLX5_ADAPTER_PAGE_SIZE = 1 << MLX5_ADAPTER_PAGE_SHIFT,
238 MLX5_BFREGS_PER_UAR = 4,
239 MLX5_MAX_UARS = 1 << 8,
240 MLX5_NON_FP_BFREGS_PER_UAR = 2,
241 MLX5_FP_BFREGS_PER_UAR = MLX5_BFREGS_PER_UAR -
242 MLX5_NON_FP_BFREGS_PER_UAR,
243 MLX5_MAX_BFREGS = MLX5_MAX_UARS *
244 MLX5_NON_FP_BFREGS_PER_UAR,
245 MLX5_UARS_IN_PAGE = PAGE_SIZE / MLX5_ADAPTER_PAGE_SIZE,
246 MLX5_NON_FP_BFREGS_IN_PAGE = MLX5_NON_FP_BFREGS_PER_UAR * MLX5_UARS_IN_PAGE,
250 MLX5_MKEY_MASK_LEN = 1ull << 0,
251 MLX5_MKEY_MASK_PAGE_SIZE = 1ull << 1,
252 MLX5_MKEY_MASK_START_ADDR = 1ull << 6,
253 MLX5_MKEY_MASK_PD = 1ull << 7,
254 MLX5_MKEY_MASK_EN_RINVAL = 1ull << 8,
255 MLX5_MKEY_MASK_EN_SIGERR = 1ull << 9,
256 MLX5_MKEY_MASK_BSF_EN = 1ull << 12,
257 MLX5_MKEY_MASK_KEY = 1ull << 13,
258 MLX5_MKEY_MASK_QPN = 1ull << 14,
259 MLX5_MKEY_MASK_LR = 1ull << 17,
260 MLX5_MKEY_MASK_LW = 1ull << 18,
261 MLX5_MKEY_MASK_RR = 1ull << 19,
262 MLX5_MKEY_MASK_RW = 1ull << 20,
263 MLX5_MKEY_MASK_A = 1ull << 21,
264 MLX5_MKEY_MASK_SMALL_FENCE = 1ull << 23,
265 MLX5_MKEY_MASK_FREE = 1ull << 29,
269 MLX5_UMR_TRANSLATION_OFFSET_EN = (1 << 4),
271 MLX5_UMR_CHECK_NOT_FREE = (1 << 5),
272 MLX5_UMR_CHECK_FREE = (2 << 5),
274 MLX5_UMR_INLINE = (1 << 7),
277 #define MLX5_UMR_MTT_ALIGNMENT 0x40
278 #define MLX5_UMR_MTT_MASK (MLX5_UMR_MTT_ALIGNMENT - 1)
279 #define MLX5_UMR_MTT_MIN_CHUNK_SIZE MLX5_UMR_MTT_ALIGNMENT
281 #define MLX5_USER_INDEX_LEN (MLX5_FLD_SZ_BYTES(qpc, user_index) * 8)
284 MLX5_EVENT_QUEUE_TYPE_QP = 0,
285 MLX5_EVENT_QUEUE_TYPE_RQ = 1,
286 MLX5_EVENT_QUEUE_TYPE_SQ = 2,
290 MLX5_EVENT_TYPE_COMP = 0x0,
292 MLX5_EVENT_TYPE_PATH_MIG = 0x01,
293 MLX5_EVENT_TYPE_COMM_EST = 0x02,
294 MLX5_EVENT_TYPE_SQ_DRAINED = 0x03,
295 MLX5_EVENT_TYPE_SRQ_LAST_WQE = 0x13,
296 MLX5_EVENT_TYPE_SRQ_RQ_LIMIT = 0x14,
298 MLX5_EVENT_TYPE_CQ_ERROR = 0x04,
299 MLX5_EVENT_TYPE_WQ_CATAS_ERROR = 0x05,
300 MLX5_EVENT_TYPE_PATH_MIG_FAILED = 0x07,
301 MLX5_EVENT_TYPE_WQ_INVAL_REQ_ERROR = 0x10,
302 MLX5_EVENT_TYPE_WQ_ACCESS_ERROR = 0x11,
303 MLX5_EVENT_TYPE_SRQ_CATAS_ERROR = 0x12,
305 MLX5_EVENT_TYPE_INTERNAL_ERROR = 0x08,
306 MLX5_EVENT_TYPE_PORT_CHANGE = 0x09,
307 MLX5_EVENT_TYPE_GPIO_EVENT = 0x15,
308 MLX5_EVENT_TYPE_PORT_MODULE_EVENT = 0x16,
309 MLX5_EVENT_TYPE_REMOTE_CONFIG = 0x19,
310 MLX5_EVENT_TYPE_GENERAL_EVENT = 0x22,
311 MLX5_EVENT_TYPE_PPS_EVENT = 0x25,
313 MLX5_EVENT_TYPE_DB_BF_CONGESTION = 0x1a,
314 MLX5_EVENT_TYPE_STALL_EVENT = 0x1b,
316 MLX5_EVENT_TYPE_CMD = 0x0a,
317 MLX5_EVENT_TYPE_PAGE_REQUEST = 0xb,
319 MLX5_EVENT_TYPE_PAGE_FAULT = 0xc,
320 MLX5_EVENT_TYPE_NIC_VPORT_CHANGE = 0xd,
322 MLX5_EVENT_TYPE_FPGA_ERROR = 0x20,
326 MLX5_GENERAL_SUBTYPE_DELAY_DROP_TIMEOUT = 0x1,
330 MLX5_PORT_CHANGE_SUBTYPE_DOWN = 1,
331 MLX5_PORT_CHANGE_SUBTYPE_ACTIVE = 4,
332 MLX5_PORT_CHANGE_SUBTYPE_INITIALIZED = 5,
333 MLX5_PORT_CHANGE_SUBTYPE_LID = 6,
334 MLX5_PORT_CHANGE_SUBTYPE_PKEY = 7,
335 MLX5_PORT_CHANGE_SUBTYPE_GUID = 8,
336 MLX5_PORT_CHANGE_SUBTYPE_CLIENT_REREG = 9,
340 MLX5_DEV_CAP_FLAG_XRC = 1LL << 3,
341 MLX5_DEV_CAP_FLAG_BAD_PKEY_CNTR = 1LL << 8,
342 MLX5_DEV_CAP_FLAG_BAD_QKEY_CNTR = 1LL << 9,
343 MLX5_DEV_CAP_FLAG_APM = 1LL << 17,
344 MLX5_DEV_CAP_FLAG_ATOMIC = 1LL << 18,
345 MLX5_DEV_CAP_FLAG_BLOCK_MCAST = 1LL << 23,
346 MLX5_DEV_CAP_FLAG_ON_DMND_PG = 1LL << 24,
347 MLX5_DEV_CAP_FLAG_CQ_MODER = 1LL << 29,
348 MLX5_DEV_CAP_FLAG_RESIZE_CQ = 1LL << 30,
349 MLX5_DEV_CAP_FLAG_DCT = 1LL << 37,
350 MLX5_DEV_CAP_FLAG_SIG_HAND_OVER = 1LL << 40,
351 MLX5_DEV_CAP_FLAG_CMDIF_CSUM = 3LL << 46,
355 MLX5_ROCE_VERSION_1 = 0,
356 MLX5_ROCE_VERSION_2 = 2,
360 MLX5_ROCE_VERSION_1_CAP = 1 << MLX5_ROCE_VERSION_1,
361 MLX5_ROCE_VERSION_2_CAP = 1 << MLX5_ROCE_VERSION_2,
365 MLX5_ROCE_L3_TYPE_IPV4 = 0,
366 MLX5_ROCE_L3_TYPE_IPV6 = 1,
370 MLX5_ROCE_L3_TYPE_IPV4_CAP = 1 << 1,
371 MLX5_ROCE_L3_TYPE_IPV6_CAP = 1 << 2,
375 MLX5_OPCODE_NOP = 0x00,
376 MLX5_OPCODE_SEND_INVAL = 0x01,
377 MLX5_OPCODE_RDMA_WRITE = 0x08,
378 MLX5_OPCODE_RDMA_WRITE_IMM = 0x09,
379 MLX5_OPCODE_SEND = 0x0a,
380 MLX5_OPCODE_SEND_IMM = 0x0b,
381 MLX5_OPCODE_LSO = 0x0e,
382 MLX5_OPCODE_RDMA_READ = 0x10,
383 MLX5_OPCODE_ATOMIC_CS = 0x11,
384 MLX5_OPCODE_ATOMIC_FA = 0x12,
385 MLX5_OPCODE_ATOMIC_MASKED_CS = 0x14,
386 MLX5_OPCODE_ATOMIC_MASKED_FA = 0x15,
387 MLX5_OPCODE_BIND_MW = 0x18,
388 MLX5_OPCODE_CONFIG_CMD = 0x1f,
390 MLX5_RECV_OPCODE_RDMA_WRITE_IMM = 0x00,
391 MLX5_RECV_OPCODE_SEND = 0x01,
392 MLX5_RECV_OPCODE_SEND_IMM = 0x02,
393 MLX5_RECV_OPCODE_SEND_INVAL = 0x03,
395 MLX5_CQE_OPCODE_ERROR = 0x1e,
396 MLX5_CQE_OPCODE_RESIZE = 0x16,
398 MLX5_OPCODE_SET_PSV = 0x20,
399 MLX5_OPCODE_GET_PSV = 0x21,
400 MLX5_OPCODE_CHECK_PSV = 0x22,
401 MLX5_OPCODE_RGET_PSV = 0x26,
402 MLX5_OPCODE_RCHECK_PSV = 0x27,
404 MLX5_OPCODE_UMR = 0x25,
409 MLX5_SET_PORT_RESET_QKEY = 0,
410 MLX5_SET_PORT_GUID0 = 16,
411 MLX5_SET_PORT_NODE_GUID = 17,
412 MLX5_SET_PORT_SYS_GUID = 18,
413 MLX5_SET_PORT_GID_TABLE = 19,
414 MLX5_SET_PORT_PKEY_TABLE = 20,
418 MLX5_BW_NO_LIMIT = 0,
419 MLX5_100_MBPS_UNIT = 3,
424 MLX5_MAX_PAGE_SHIFT = 31
428 MLX5_CAP_OFF_CMDIF_CSUM = 46,
433 * Max wqe size for rdma read is 512 bytes, so this
434 * limits our max_sge_rd as the wqe needs to fit:
435 * - ctrl segment (16 bytes)
436 * - rdma segment (16 bytes)
437 * - scatter elements (16 bytes each)
439 MLX5_MAX_SGE_RD = (512 - 16 - 16) / 16
442 enum mlx5_odp_transport_cap_bits {
443 MLX5_ODP_SUPPORT_SEND = 1 << 31,
444 MLX5_ODP_SUPPORT_RECV = 1 << 30,
445 MLX5_ODP_SUPPORT_WRITE = 1 << 29,
446 MLX5_ODP_SUPPORT_READ = 1 << 28,
449 struct mlx5_odp_caps {
455 } per_transport_caps;
456 char reserved2[0xe4];
459 struct mlx5_cmd_layout {
474 struct health_buffer {
475 __be32 assert_var[5];
477 __be32 assert_exit_ptr;
478 __be32 assert_callra;
488 struct mlx5_init_seg {
490 __be32 cmdif_rev_fw_sub;
493 __be32 cmdq_addr_l_sz;
497 struct health_buffer health;
499 __be32 internal_timer_h;
500 __be32 internal_timer_l;
502 __be32 health_counter;
505 __be32 ieee1588_clk_type;
509 struct mlx5_eqe_comp {
514 struct mlx5_eqe_qp_srq {
521 struct mlx5_eqe_cq_err {
527 struct mlx5_eqe_port_state {
532 struct mlx5_eqe_gpio {
537 struct mlx5_eqe_congestion {
543 struct mlx5_eqe_stall_vl {
548 struct mlx5_eqe_cmd {
553 struct mlx5_eqe_page_req {
560 struct mlx5_eqe_page_fault {
561 __be32 bytes_committed;
567 __be16 packet_length;
575 __be16 packet_length;
583 struct mlx5_eqe_vport_change {
589 struct mlx5_eqe_port_module {
598 struct mlx5_eqe_pps {
616 struct mlx5_eqe_cmd cmd;
617 struct mlx5_eqe_comp comp;
618 struct mlx5_eqe_qp_srq qp_srq;
619 struct mlx5_eqe_cq_err cq_err;
620 struct mlx5_eqe_port_state port;
621 struct mlx5_eqe_gpio gpio;
622 struct mlx5_eqe_congestion cong;
623 struct mlx5_eqe_stall_vl stall_vl;
624 struct mlx5_eqe_page_req req_pages;
625 struct mlx5_eqe_page_fault page_fault;
626 struct mlx5_eqe_vport_change vport_change;
627 struct mlx5_eqe_port_module port_module;
628 struct mlx5_eqe_pps pps;
643 struct mlx5_cmd_prot_block {
644 u8 data[MLX5_CMD_DATA_BLOCK_SIZE];
655 MLX5_CQE_SYND_FLUSHED_IN_ERROR = 5,
658 struct mlx5_err_cqe {
664 __be32 s_wqe_opcode_qpn;
671 u8 outer_l3_tunneled;
674 u8 lro_tcppsh_abort_dupack;
677 __be32 lro_ack_seq_num;
678 __be32 rss_hash_result;
688 __be32 srqn; /* [31:24]: lro_num_seg, [23:0]: srqn */
689 __be32 imm_inval_pkey;
700 struct mlx5_mini_cqe8 {
702 __be32 rx_hash_result;
718 MLX5_INLINE_DATA32_SEG,
719 MLX5_INLINE_DATA64_SEG,
724 MLX5_CQE_FORMAT_CSUM = 0x1,
727 #define MLX5_MINI_CQE_ARRAY_SIZE 8
729 static inline int mlx5_get_cqe_format(struct mlx5_cqe64 *cqe)
731 return (cqe->op_own >> 2) & 0x3;
734 static inline u8 get_cqe_lro_tcppsh(struct mlx5_cqe64 *cqe)
736 return (cqe->lro_tcppsh_abort_dupack >> 6) & 1;
739 static inline u8 get_cqe_l4_hdr_type(struct mlx5_cqe64 *cqe)
741 return (cqe->l4_l3_hdr_type >> 4) & 0x7;
744 static inline u8 get_cqe_l3_hdr_type(struct mlx5_cqe64 *cqe)
746 return (cqe->l4_l3_hdr_type >> 2) & 0x3;
749 static inline u8 cqe_is_tunneled(struct mlx5_cqe64 *cqe)
751 return cqe->outer_l3_tunneled & 0x1;
754 static inline int cqe_has_vlan(struct mlx5_cqe64 *cqe)
756 return !!(cqe->l4_l3_hdr_type & 0x1);
759 static inline u64 get_cqe_ts(struct mlx5_cqe64 *cqe)
763 hi = be32_to_cpu(cqe->timestamp_h);
764 lo = be32_to_cpu(cqe->timestamp_l);
766 return (u64)lo | ((u64)hi << 32);
769 struct mpwrq_cqe_bc {
770 __be16 filler_consumed_strides;
774 static inline u16 mpwrq_get_cqe_byte_cnt(struct mlx5_cqe64 *cqe)
776 struct mpwrq_cqe_bc *bc = (struct mpwrq_cqe_bc *)&cqe->byte_cnt;
778 return be16_to_cpu(bc->byte_cnt);
781 static inline u16 mpwrq_get_cqe_bc_consumed_strides(struct mpwrq_cqe_bc *bc)
783 return 0x7fff & be16_to_cpu(bc->filler_consumed_strides);
786 static inline u16 mpwrq_get_cqe_consumed_strides(struct mlx5_cqe64 *cqe)
788 struct mpwrq_cqe_bc *bc = (struct mpwrq_cqe_bc *)&cqe->byte_cnt;
790 return mpwrq_get_cqe_bc_consumed_strides(bc);
793 static inline bool mpwrq_is_filler_cqe(struct mlx5_cqe64 *cqe)
795 struct mpwrq_cqe_bc *bc = (struct mpwrq_cqe_bc *)&cqe->byte_cnt;
797 return 0x8000 & be16_to_cpu(bc->filler_consumed_strides);
800 static inline u16 mpwrq_get_cqe_stride_index(struct mlx5_cqe64 *cqe)
802 return be16_to_cpu(cqe->wqe_counter);
806 CQE_L4_HDR_TYPE_NONE = 0x0,
807 CQE_L4_HDR_TYPE_TCP_NO_ACK = 0x1,
808 CQE_L4_HDR_TYPE_UDP = 0x2,
809 CQE_L4_HDR_TYPE_TCP_ACK_NO_DATA = 0x3,
810 CQE_L4_HDR_TYPE_TCP_ACK_AND_DATA = 0x4,
814 CQE_RSS_HTYPE_IP = 0x3 << 2,
815 /* cqe->rss_hash_type[3:2] - IP destination selected for hash
816 * (00 = none, 01 = IPv4, 10 = IPv6, 11 = Reserved)
818 CQE_RSS_HTYPE_L4 = 0x3 << 6,
819 /* cqe->rss_hash_type[7:6] - L4 destination selected for hash
820 * (00 = none, 01 = TCP. 10 = UDP, 11 = IPSEC.SPI
825 MLX5_CQE_ROCE_L3_HEADER_TYPE_GRH = 0x0,
826 MLX5_CQE_ROCE_L3_HEADER_TYPE_IPV6 = 0x1,
827 MLX5_CQE_ROCE_L3_HEADER_TYPE_IPV4 = 0x2,
836 struct mlx5_sig_err_cqe {
838 __be32 expected_trans_sig;
839 __be32 actual_trans_sig;
840 __be32 expected_reftag;
841 __be32 actual_reftag;
853 struct mlx5_wqe_srq_next_seg {
855 __be16 next_wqe_index;
866 union mlx5_ext_cqe inl_grh;
867 struct mlx5_cqe64 cqe64;
871 MLX5_MKEY_STATUS_FREE = 1 << 6,
875 MLX5_MKEY_REMOTE_INVAL = 1 << 24,
876 MLX5_MKEY_FLAG_SYNC_UMR = 1 << 29,
877 MLX5_MKEY_BSF_EN = 1 << 30,
878 MLX5_MKEY_LEN64 = 1 << 31,
881 struct mlx5_mkey_seg {
882 /* This is a two bit field occupying bits 31-30.
883 * bit 31 is always 0,
884 * bit 30 is zero for regular MRs and 1 (e.g free) for UMRs that do not have tanslation
895 __be32 bsfs_octo_size;
903 #define MLX5_ATTR_EXTENDED_PORT_INFO cpu_to_be16(0xff90)
906 MLX_EXT_PORT_CAP_FLAG_EXTENDED_PORT_INFO = 1 << 0
910 VPORT_STATE_DOWN = 0x0,
911 VPORT_STATE_UP = 0x1,
915 MLX5_ESW_VPORT_ADMIN_STATE_DOWN = 0x0,
916 MLX5_ESW_VPORT_ADMIN_STATE_UP = 0x1,
917 MLX5_ESW_VPORT_ADMIN_STATE_AUTO = 0x2,
921 MLX5_L3_PROT_TYPE_IPV4 = 0,
922 MLX5_L3_PROT_TYPE_IPV6 = 1,
926 MLX5_L4_PROT_TYPE_TCP = 0,
927 MLX5_L4_PROT_TYPE_UDP = 1,
931 MLX5_HASH_FIELD_SEL_SRC_IP = 1 << 0,
932 MLX5_HASH_FIELD_SEL_DST_IP = 1 << 1,
933 MLX5_HASH_FIELD_SEL_L4_SPORT = 1 << 2,
934 MLX5_HASH_FIELD_SEL_L4_DPORT = 1 << 3,
935 MLX5_HASH_FIELD_SEL_IPSEC_SPI = 1 << 4,
939 MLX5_MATCH_OUTER_HEADERS = 1 << 0,
940 MLX5_MATCH_MISC_PARAMETERS = 1 << 1,
941 MLX5_MATCH_INNER_HEADERS = 1 << 2,
946 MLX5_FLOW_TABLE_TYPE_NIC_RCV = 0,
947 MLX5_FLOW_TABLE_TYPE_ESWITCH = 4,
951 MLX5_FLOW_CONTEXT_DEST_TYPE_VPORT = 0,
952 MLX5_FLOW_CONTEXT_DEST_TYPE_FLOW_TABLE = 1,
953 MLX5_FLOW_CONTEXT_DEST_TYPE_TIR = 2,
956 enum mlx5_list_type {
957 MLX5_NVPRT_LIST_TYPE_UC = 0x0,
958 MLX5_NVPRT_LIST_TYPE_MC = 0x1,
959 MLX5_NVPRT_LIST_TYPE_VLAN = 0x2,
963 MLX5_RQC_RQ_TYPE_MEMORY_RQ_INLINE = 0x0,
964 MLX5_RQC_RQ_TYPE_MEMORY_RQ_RPM = 0x1,
968 MLX5_WOL_DISABLE = 0,
969 MLX5_WOL_SECURED_MAGIC = 1 << 1,
970 MLX5_WOL_MAGIC = 1 << 2,
971 MLX5_WOL_ARP = 1 << 3,
972 MLX5_WOL_BROADCAST = 1 << 4,
973 MLX5_WOL_MULTICAST = 1 << 5,
974 MLX5_WOL_UNICAST = 1 << 6,
975 MLX5_WOL_PHY_ACTIVITY = 1 << 7,
982 HCA_CAP_OPMOD_GET_MAX = 0,
983 HCA_CAP_OPMOD_GET_CUR = 1,
987 MLX5_CAP_GENERAL = 0,
988 MLX5_CAP_ETHERNET_OFFLOADS,
992 MLX5_CAP_IPOIB_OFFLOADS,
993 MLX5_CAP_IPOIB_ENHANCED_OFFLOADS,
995 MLX5_CAP_ESWITCH_FLOW_TABLE,
998 MLX5_CAP_VECTOR_CALC,
1000 /* NUM OF CAP Types */
1004 enum mlx5_pcam_reg_groups {
1005 MLX5_PCAM_REGS_5000_TO_507F = 0x0,
1008 enum mlx5_pcam_feature_groups {
1009 MLX5_PCAM_FEATURE_ENHANCED_FEATURES = 0x0,
1012 enum mlx5_mcam_reg_groups {
1013 MLX5_MCAM_REGS_FIRST_128 = 0x0,
1016 enum mlx5_mcam_feature_groups {
1017 MLX5_MCAM_FEATURE_ENHANCED_FEATURES = 0x0,
1020 enum mlx5_qcam_reg_groups {
1021 MLX5_QCAM_REGS_FIRST_128 = 0x0,
1024 enum mlx5_qcam_feature_groups {
1025 MLX5_QCAM_FEATURE_ENHANCED_FEATURES = 0x0,
1028 /* GET Dev Caps macros */
1029 #define MLX5_CAP_GEN(mdev, cap) \
1030 MLX5_GET(cmd_hca_cap, mdev->caps.hca_cur[MLX5_CAP_GENERAL], cap)
1032 #define MLX5_CAP_GEN_MAX(mdev, cap) \
1033 MLX5_GET(cmd_hca_cap, mdev->caps.hca_max[MLX5_CAP_GENERAL], cap)
1035 #define MLX5_CAP_ETH(mdev, cap) \
1036 MLX5_GET(per_protocol_networking_offload_caps,\
1037 mdev->caps.hca_cur[MLX5_CAP_ETHERNET_OFFLOADS], cap)
1039 #define MLX5_CAP_ETH_MAX(mdev, cap) \
1040 MLX5_GET(per_protocol_networking_offload_caps,\
1041 mdev->caps.hca_max[MLX5_CAP_ETHERNET_OFFLOADS], cap)
1043 #define MLX5_CAP_IPOIB_ENHANCED(mdev, cap) \
1044 MLX5_GET(per_protocol_networking_offload_caps,\
1045 mdev->caps.hca_cur[MLX5_CAP_IPOIB_ENHANCED_OFFLOADS], cap)
1047 #define MLX5_CAP_ROCE(mdev, cap) \
1048 MLX5_GET(roce_cap, mdev->caps.hca_cur[MLX5_CAP_ROCE], cap)
1050 #define MLX5_CAP_ROCE_MAX(mdev, cap) \
1051 MLX5_GET(roce_cap, mdev->caps.hca_max[MLX5_CAP_ROCE], cap)
1053 #define MLX5_CAP_ATOMIC(mdev, cap) \
1054 MLX5_GET(atomic_caps, mdev->caps.hca_cur[MLX5_CAP_ATOMIC], cap)
1056 #define MLX5_CAP_ATOMIC_MAX(mdev, cap) \
1057 MLX5_GET(atomic_caps, mdev->caps.hca_max[MLX5_CAP_ATOMIC], cap)
1059 #define MLX5_CAP_FLOWTABLE(mdev, cap) \
1060 MLX5_GET(flow_table_nic_cap, mdev->caps.hca_cur[MLX5_CAP_FLOW_TABLE], cap)
1062 #define MLX5_CAP_FLOWTABLE_MAX(mdev, cap) \
1063 MLX5_GET(flow_table_nic_cap, mdev->caps.hca_max[MLX5_CAP_FLOW_TABLE], cap)
1065 #define MLX5_CAP_FLOWTABLE_NIC_RX(mdev, cap) \
1066 MLX5_CAP_FLOWTABLE(mdev, flow_table_properties_nic_receive.cap)
1068 #define MLX5_CAP_FLOWTABLE_NIC_RX_MAX(mdev, cap) \
1069 MLX5_CAP_FLOWTABLE_MAX(mdev, flow_table_properties_nic_receive.cap)
1071 #define MLX5_CAP_FLOWTABLE_SNIFFER_RX(mdev, cap) \
1072 MLX5_CAP_FLOWTABLE(mdev, flow_table_properties_nic_receive_sniffer.cap)
1074 #define MLX5_CAP_FLOWTABLE_SNIFFER_RX_MAX(mdev, cap) \
1075 MLX5_CAP_FLOWTABLE_MAX(mdev, flow_table_properties_nic_receive_sniffer.cap)
1077 #define MLX5_CAP_FLOWTABLE_SNIFFER_TX(mdev, cap) \
1078 MLX5_CAP_FLOWTABLE(mdev, flow_table_properties_nic_transmit_sniffer.cap)
1080 #define MLX5_CAP_FLOWTABLE_SNIFFER_TX_MAX(mdev, cap) \
1081 MLX5_CAP_FLOWTABLE_MAX(mdev, flow_table_properties_nic_transmit_sniffer.cap)
1083 #define MLX5_CAP_ESW_FLOWTABLE(mdev, cap) \
1084 MLX5_GET(flow_table_eswitch_cap, \
1085 mdev->caps.hca_cur[MLX5_CAP_ESWITCH_FLOW_TABLE], cap)
1087 #define MLX5_CAP_ESW_FLOWTABLE_MAX(mdev, cap) \
1088 MLX5_GET(flow_table_eswitch_cap, \
1089 mdev->caps.hca_max[MLX5_CAP_ESWITCH_FLOW_TABLE], cap)
1091 #define MLX5_CAP_ESW_FLOWTABLE_FDB(mdev, cap) \
1092 MLX5_CAP_ESW_FLOWTABLE(mdev, flow_table_properties_nic_esw_fdb.cap)
1094 #define MLX5_CAP_ESW_FLOWTABLE_FDB_MAX(mdev, cap) \
1095 MLX5_CAP_ESW_FLOWTABLE_MAX(mdev, flow_table_properties_nic_esw_fdb.cap)
1097 #define MLX5_CAP_ESW_EGRESS_ACL(mdev, cap) \
1098 MLX5_CAP_ESW_FLOWTABLE(mdev, flow_table_properties_esw_acl_egress.cap)
1100 #define MLX5_CAP_ESW_EGRESS_ACL_MAX(mdev, cap) \
1101 MLX5_CAP_ESW_FLOWTABLE_MAX(mdev, flow_table_properties_esw_acl_egress.cap)
1103 #define MLX5_CAP_ESW_INGRESS_ACL(mdev, cap) \
1104 MLX5_CAP_ESW_FLOWTABLE(mdev, flow_table_properties_esw_acl_ingress.cap)
1106 #define MLX5_CAP_ESW_INGRESS_ACL_MAX(mdev, cap) \
1107 MLX5_CAP_ESW_FLOWTABLE_MAX(mdev, flow_table_properties_esw_acl_ingress.cap)
1109 #define MLX5_CAP_ESW(mdev, cap) \
1110 MLX5_GET(e_switch_cap, \
1111 mdev->caps.hca_cur[MLX5_CAP_ESWITCH], cap)
1113 #define MLX5_CAP_ESW_MAX(mdev, cap) \
1114 MLX5_GET(e_switch_cap, \
1115 mdev->caps.hca_max[MLX5_CAP_ESWITCH], cap)
1117 #define MLX5_CAP_ODP(mdev, cap)\
1118 MLX5_GET(odp_cap, mdev->caps.hca_cur[MLX5_CAP_ODP], cap)
1120 #define MLX5_CAP_VECTOR_CALC(mdev, cap) \
1121 MLX5_GET(vector_calc_cap, \
1122 mdev->caps.hca_cur[MLX5_CAP_VECTOR_CALC], cap)
1124 #define MLX5_CAP_QOS(mdev, cap)\
1125 MLX5_GET(qos_cap, mdev->caps.hca_cur[MLX5_CAP_QOS], cap)
1127 #define MLX5_CAP_PCAM_FEATURE(mdev, fld) \
1128 MLX5_GET(pcam_reg, (mdev)->caps.pcam, feature_cap_mask.enhanced_features.fld)
1130 #define MLX5_CAP_MCAM_REG(mdev, reg) \
1131 MLX5_GET(mcam_reg, (mdev)->caps.mcam, mng_access_reg_cap_mask.access_regs.reg)
1133 #define MLX5_CAP_MCAM_FEATURE(mdev, fld) \
1134 MLX5_GET(mcam_reg, (mdev)->caps.mcam, mng_feature_cap_mask.enhanced_features.fld)
1136 #define MLX5_CAP_QCAM_REG(mdev, fld) \
1137 MLX5_GET(qcam_reg, (mdev)->caps.qcam, qos_access_reg_cap_mask.reg_cap.fld)
1139 #define MLX5_CAP_QCAM_FEATURE(mdev, fld) \
1140 MLX5_GET(qcam_reg, (mdev)->caps.qcam, qos_feature_cap_mask.feature_cap.fld)
1142 #define MLX5_CAP_FPGA(mdev, cap) \
1143 MLX5_GET(fpga_cap, (mdev)->caps.fpga, cap)
1145 #define MLX5_CAP64_FPGA(mdev, cap) \
1146 MLX5_GET64(fpga_cap, (mdev)->caps.fpga, cap)
1149 MLX5_CMD_STAT_OK = 0x0,
1150 MLX5_CMD_STAT_INT_ERR = 0x1,
1151 MLX5_CMD_STAT_BAD_OP_ERR = 0x2,
1152 MLX5_CMD_STAT_BAD_PARAM_ERR = 0x3,
1153 MLX5_CMD_STAT_BAD_SYS_STATE_ERR = 0x4,
1154 MLX5_CMD_STAT_BAD_RES_ERR = 0x5,
1155 MLX5_CMD_STAT_RES_BUSY = 0x6,
1156 MLX5_CMD_STAT_LIM_ERR = 0x8,
1157 MLX5_CMD_STAT_BAD_RES_STATE_ERR = 0x9,
1158 MLX5_CMD_STAT_IX_ERR = 0xa,
1159 MLX5_CMD_STAT_NO_RES_ERR = 0xf,
1160 MLX5_CMD_STAT_BAD_INP_LEN_ERR = 0x50,
1161 MLX5_CMD_STAT_BAD_OUTP_LEN_ERR = 0x51,
1162 MLX5_CMD_STAT_BAD_QP_STATE_ERR = 0x10,
1163 MLX5_CMD_STAT_BAD_PKT_ERR = 0x30,
1164 MLX5_CMD_STAT_BAD_SIZE_OUTS_CQES_ERR = 0x40,
1168 MLX5_IEEE_802_3_COUNTERS_GROUP = 0x0,
1169 MLX5_RFC_2863_COUNTERS_GROUP = 0x1,
1170 MLX5_RFC_2819_COUNTERS_GROUP = 0x2,
1171 MLX5_RFC_3635_COUNTERS_GROUP = 0x3,
1172 MLX5_ETHERNET_EXTENDED_COUNTERS_GROUP = 0x5,
1173 MLX5_PER_PRIORITY_COUNTERS_GROUP = 0x10,
1174 MLX5_PER_TRAFFIC_CLASS_COUNTERS_GROUP = 0x11,
1175 MLX5_PHYSICAL_LAYER_COUNTERS_GROUP = 0x12,
1176 MLX5_PHYSICAL_LAYER_STATISTICAL_GROUP = 0x16,
1177 MLX5_INFINIBAND_PORT_COUNTERS_GROUP = 0x20,
1181 MLX5_PCIE_PERFORMANCE_COUNTERS_GROUP = 0x0,
1184 static inline u16 mlx5_to_sw_pkey_sz(int pkey_sz)
1186 if (pkey_sz > MLX5_MAX_LOG_PKEY_TABLE)
1188 return MLX5_MIN_PKEY_TABLE_SIZE << pkey_sz;
1191 #define MLX5_BY_PASS_NUM_REGULAR_PRIOS 8
1192 #define MLX5_BY_PASS_NUM_DONT_TRAP_PRIOS 8
1193 #define MLX5_BY_PASS_NUM_MULTICAST_PRIOS 1
1194 #define MLX5_BY_PASS_NUM_PRIOS (MLX5_BY_PASS_NUM_REGULAR_PRIOS +\
1195 MLX5_BY_PASS_NUM_DONT_TRAP_PRIOS +\
1196 MLX5_BY_PASS_NUM_MULTICAST_PRIOS)
1198 #endif /* MLX5_DEVICE_H */