2 * Copyright (c) 2013, Mellanox Technologies inc. 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
28 * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
29 * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
36 #include <linux/types.h>
37 #include <rdma/ib_verbs.h>
39 #if defined(__LITTLE_ENDIAN)
40 #define MLX5_SET_HOST_ENDIANNESS 0
41 #elif defined(__BIG_ENDIAN)
42 #define MLX5_SET_HOST_ENDIANNESS 0x80
44 #error Host endianness not defined
48 MLX5_MAX_COMMANDS
= 32,
49 MLX5_CMD_DATA_BLOCK_SIZE
= 512,
50 MLX5_PCI_CMD_XPORT
= 7,
54 MLX5_EXTENDED_UD_AV
= 0x80000000,
58 MLX5_CQ_STATE_ARMED
= 9,
59 MLX5_CQ_STATE_ALWAYS_ARMED
= 0xb,
60 MLX5_CQ_STATE_FIRED
= 0xa,
64 MLX5_STAT_RATE_OFFSET
= 5,
68 MLX5_INLINE_SEG
= 0x80000000,
72 MLX5_PERM_LOCAL_READ
= 1 << 2,
73 MLX5_PERM_LOCAL_WRITE
= 1 << 3,
74 MLX5_PERM_REMOTE_READ
= 1 << 4,
75 MLX5_PERM_REMOTE_WRITE
= 1 << 5,
76 MLX5_PERM_ATOMIC
= 1 << 6,
77 MLX5_PERM_UMR_EN
= 1 << 7,
81 MLX5_PCIE_CTRL_SMALL_FENCE
= 1 << 0,
82 MLX5_PCIE_CTRL_RELAXED_ORDERING
= 1 << 2,
83 MLX5_PCIE_CTRL_NO_SNOOP
= 1 << 3,
84 MLX5_PCIE_CTRL_TLP_PROCE_EN
= 1 << 6,
85 MLX5_PCIE_CTRL_TPH_MASK
= 3 << 4,
89 MLX5_ACCESS_MODE_PA
= 0,
90 MLX5_ACCESS_MODE_MTT
= 1,
91 MLX5_ACCESS_MODE_KLM
= 2
95 MLX5_MKEY_REMOTE_INVAL
= 1 << 24,
96 MLX5_MKEY_FLAG_SYNC_UMR
= 1 << 29,
97 MLX5_MKEY_BSF_EN
= 1 << 30,
98 MLX5_MKEY_LEN64
= 1 << 31,
107 MLX5_BF_REGS_PER_PAGE
= 4,
108 MLX5_MAX_UAR_PAGES
= 1 << 8,
109 MLX5_MAX_UUARS
= MLX5_MAX_UAR_PAGES
* MLX5_BF_REGS_PER_PAGE
,
113 MLX5_MKEY_MASK_LEN
= 1ull << 0,
114 MLX5_MKEY_MASK_PAGE_SIZE
= 1ull << 1,
115 MLX5_MKEY_MASK_START_ADDR
= 1ull << 6,
116 MLX5_MKEY_MASK_PD
= 1ull << 7,
117 MLX5_MKEY_MASK_EN_RINVAL
= 1ull << 8,
118 MLX5_MKEY_MASK_BSF_EN
= 1ull << 12,
119 MLX5_MKEY_MASK_KEY
= 1ull << 13,
120 MLX5_MKEY_MASK_QPN
= 1ull << 14,
121 MLX5_MKEY_MASK_LR
= 1ull << 17,
122 MLX5_MKEY_MASK_LW
= 1ull << 18,
123 MLX5_MKEY_MASK_RR
= 1ull << 19,
124 MLX5_MKEY_MASK_RW
= 1ull << 20,
125 MLX5_MKEY_MASK_A
= 1ull << 21,
126 MLX5_MKEY_MASK_SMALL_FENCE
= 1ull << 23,
127 MLX5_MKEY_MASK_FREE
= 1ull << 29,
131 MLX5_EVENT_TYPE_COMP
= 0x0,
133 MLX5_EVENT_TYPE_PATH_MIG
= 0x01,
134 MLX5_EVENT_TYPE_COMM_EST
= 0x02,
135 MLX5_EVENT_TYPE_SQ_DRAINED
= 0x03,
136 MLX5_EVENT_TYPE_SRQ_LAST_WQE
= 0x13,
137 MLX5_EVENT_TYPE_SRQ_RQ_LIMIT
= 0x14,
139 MLX5_EVENT_TYPE_CQ_ERROR
= 0x04,
140 MLX5_EVENT_TYPE_WQ_CATAS_ERROR
= 0x05,
141 MLX5_EVENT_TYPE_PATH_MIG_FAILED
= 0x07,
142 MLX5_EVENT_TYPE_WQ_INVAL_REQ_ERROR
= 0x10,
143 MLX5_EVENT_TYPE_WQ_ACCESS_ERROR
= 0x11,
144 MLX5_EVENT_TYPE_SRQ_CATAS_ERROR
= 0x12,
146 MLX5_EVENT_TYPE_INTERNAL_ERROR
= 0x08,
147 MLX5_EVENT_TYPE_PORT_CHANGE
= 0x09,
148 MLX5_EVENT_TYPE_GPIO_EVENT
= 0x15,
149 MLX5_EVENT_TYPE_REMOTE_CONFIG
= 0x19,
151 MLX5_EVENT_TYPE_DB_BF_CONGESTION
= 0x1a,
152 MLX5_EVENT_TYPE_STALL_EVENT
= 0x1b,
154 MLX5_EVENT_TYPE_CMD
= 0x0a,
155 MLX5_EVENT_TYPE_PAGE_REQUEST
= 0xb,
159 MLX5_PORT_CHANGE_SUBTYPE_DOWN
= 1,
160 MLX5_PORT_CHANGE_SUBTYPE_ACTIVE
= 4,
161 MLX5_PORT_CHANGE_SUBTYPE_INITIALIZED
= 5,
162 MLX5_PORT_CHANGE_SUBTYPE_LID
= 6,
163 MLX5_PORT_CHANGE_SUBTYPE_PKEY
= 7,
164 MLX5_PORT_CHANGE_SUBTYPE_GUID
= 8,
165 MLX5_PORT_CHANGE_SUBTYPE_CLIENT_REREG
= 9,
169 MLX5_DEV_CAP_FLAG_RC
= 1LL << 0,
170 MLX5_DEV_CAP_FLAG_UC
= 1LL << 1,
171 MLX5_DEV_CAP_FLAG_UD
= 1LL << 2,
172 MLX5_DEV_CAP_FLAG_XRC
= 1LL << 3,
173 MLX5_DEV_CAP_FLAG_SRQ
= 1LL << 6,
174 MLX5_DEV_CAP_FLAG_BAD_PKEY_CNTR
= 1LL << 8,
175 MLX5_DEV_CAP_FLAG_BAD_QKEY_CNTR
= 1LL << 9,
176 MLX5_DEV_CAP_FLAG_APM
= 1LL << 17,
177 MLX5_DEV_CAP_FLAG_ATOMIC
= 1LL << 18,
178 MLX5_DEV_CAP_FLAG_ON_DMND_PG
= 1LL << 24,
179 MLX5_DEV_CAP_FLAG_RESIZE_SRQ
= 1LL << 32,
180 MLX5_DEV_CAP_FLAG_REMOTE_FENCE
= 1LL << 38,
181 MLX5_DEV_CAP_FLAG_TLP_HINTS
= 1LL << 39,
182 MLX5_DEV_CAP_FLAG_SIG_HAND_OVER
= 1LL << 40,
183 MLX5_DEV_CAP_FLAG_DCT
= 1LL << 41,
184 MLX5_DEV_CAP_FLAG_CMDIF_CSUM
= 3LL << 46,
188 MLX5_OPCODE_NOP
= 0x00,
189 MLX5_OPCODE_SEND_INVAL
= 0x01,
190 MLX5_OPCODE_RDMA_WRITE
= 0x08,
191 MLX5_OPCODE_RDMA_WRITE_IMM
= 0x09,
192 MLX5_OPCODE_SEND
= 0x0a,
193 MLX5_OPCODE_SEND_IMM
= 0x0b,
194 MLX5_OPCODE_RDMA_READ
= 0x10,
195 MLX5_OPCODE_ATOMIC_CS
= 0x11,
196 MLX5_OPCODE_ATOMIC_FA
= 0x12,
197 MLX5_OPCODE_ATOMIC_MASKED_CS
= 0x14,
198 MLX5_OPCODE_ATOMIC_MASKED_FA
= 0x15,
199 MLX5_OPCODE_BIND_MW
= 0x18,
200 MLX5_OPCODE_CONFIG_CMD
= 0x1f,
202 MLX5_RECV_OPCODE_RDMA_WRITE_IMM
= 0x00,
203 MLX5_RECV_OPCODE_SEND
= 0x01,
204 MLX5_RECV_OPCODE_SEND_IMM
= 0x02,
205 MLX5_RECV_OPCODE_SEND_INVAL
= 0x03,
207 MLX5_CQE_OPCODE_ERROR
= 0x1e,
208 MLX5_CQE_OPCODE_RESIZE
= 0x16,
210 MLX5_OPCODE_SET_PSV
= 0x20,
211 MLX5_OPCODE_GET_PSV
= 0x21,
212 MLX5_OPCODE_CHECK_PSV
= 0x22,
213 MLX5_OPCODE_RGET_PSV
= 0x26,
214 MLX5_OPCODE_RCHECK_PSV
= 0x27,
216 MLX5_OPCODE_UMR
= 0x25,
221 MLX5_SET_PORT_RESET_QKEY
= 0,
222 MLX5_SET_PORT_GUID0
= 16,
223 MLX5_SET_PORT_NODE_GUID
= 17,
224 MLX5_SET_PORT_SYS_GUID
= 18,
225 MLX5_SET_PORT_GID_TABLE
= 19,
226 MLX5_SET_PORT_PKEY_TABLE
= 20,
230 MLX5_MAX_PAGE_SHIFT
= 31
234 MLX5_ADAPTER_PAGE_SHIFT
= 12
238 MLX5_CAP_OFF_DCT
= 41,
239 MLX5_CAP_OFF_CMDIF_CSUM
= 46,
242 struct mlx5_inbox_hdr
{
248 struct mlx5_outbox_hdr
{
254 struct mlx5_cmd_query_adapter_mbox_in
{
255 struct mlx5_inbox_hdr hdr
;
259 struct mlx5_cmd_query_adapter_mbox_out
{
260 struct mlx5_outbox_hdr hdr
;
264 __be16 vsd_vendor_id
;
269 struct mlx5_hca_cap
{
288 u8 log_max_bsf_list_sz
;
289 u8 log_max_klm_list_sz
;
291 u8 log_max_ra_req_dc
;
293 u8 log_max_ra_res_dc
;
295 u8 log_max_ra_req_qp
;
297 u8 log_max_ra_res_qp
;
302 u8 local_ca_ack_delay
;
307 __be16 stat_rate_support
;
314 __be16 bf_log_bf_reg_size
;
316 __be16 max_desc_sz_sq
;
318 __be16 max_desc_sz_rq
;
320 __be16 max_desc_sz_sq_dc
;
329 __be16 log_uar_page_sz
;
331 u8 log_max_atomic_size_qp
;
333 u8 log_max_atomic_size_dc
;
338 struct mlx5_cmd_query_hca_cap_mbox_in
{
339 struct mlx5_inbox_hdr hdr
;
344 struct mlx5_cmd_query_hca_cap_mbox_out
{
345 struct mlx5_outbox_hdr hdr
;
347 struct mlx5_hca_cap hca_cap
;
351 struct mlx5_cmd_set_hca_cap_mbox_in
{
352 struct mlx5_inbox_hdr hdr
;
354 struct mlx5_hca_cap hca_cap
;
358 struct mlx5_cmd_set_hca_cap_mbox_out
{
359 struct mlx5_outbox_hdr hdr
;
364 struct mlx5_cmd_init_hca_mbox_in
{
365 struct mlx5_inbox_hdr hdr
;
371 struct mlx5_cmd_init_hca_mbox_out
{
372 struct mlx5_outbox_hdr hdr
;
376 struct mlx5_cmd_teardown_hca_mbox_in
{
377 struct mlx5_inbox_hdr hdr
;
383 struct mlx5_cmd_teardown_hca_mbox_out
{
384 struct mlx5_outbox_hdr hdr
;
388 struct mlx5_cmd_layout
{
404 struct health_buffer
{
405 __be32 assert_var
[5];
407 __be32 assert_exit_ptr
;
408 __be32 assert_callra
;
418 struct mlx5_init_seg
{
420 __be32 cmdif_rev_fw_sub
;
423 __be32 cmdq_addr_l_sz
;
426 struct health_buffer health
;
428 __be32 health_counter
;
431 __be32 ieee1588_clk_type
;
435 struct mlx5_eqe_comp
{
440 struct mlx5_eqe_qp_srq
{
445 struct mlx5_eqe_cq_err
{
451 struct mlx5_eqe_dropped_packet
{
454 struct mlx5_eqe_port_state
{
459 struct mlx5_eqe_gpio
{
464 struct mlx5_eqe_congestion
{
470 struct mlx5_eqe_stall_vl
{
475 struct mlx5_eqe_cmd
{
480 struct mlx5_eqe_page_req
{
489 struct mlx5_eqe_cmd cmd
;
490 struct mlx5_eqe_comp comp
;
491 struct mlx5_eqe_qp_srq qp_srq
;
492 struct mlx5_eqe_cq_err cq_err
;
493 struct mlx5_eqe_dropped_packet dp
;
494 struct mlx5_eqe_port_state port
;
495 struct mlx5_eqe_gpio gpio
;
496 struct mlx5_eqe_congestion cong
;
497 struct mlx5_eqe_stall_vl stall_vl
;
498 struct mlx5_eqe_page_req req_pages
;
513 struct mlx5_cmd_prot_block
{
514 u8 data
[MLX5_CMD_DATA_BLOCK_SIZE
];
524 struct mlx5_err_cqe
{
530 __be32 s_wqe_opcode_qpn
;
544 __be32 imm_inval_pkey
;
554 struct mlx5_wqe_srq_next_seg
{
556 __be16 next_wqe_index
;
567 union mlx5_ext_cqe inl_grh
;
568 struct mlx5_cqe64 cqe64
;
571 struct mlx5_srq_ctx
{
586 struct mlx5_create_srq_mbox_in
{
587 struct mlx5_inbox_hdr hdr
;
590 struct mlx5_srq_ctx ctx
;
595 struct mlx5_create_srq_mbox_out
{
596 struct mlx5_outbox_hdr hdr
;
601 struct mlx5_destroy_srq_mbox_in
{
602 struct mlx5_inbox_hdr hdr
;
607 struct mlx5_destroy_srq_mbox_out
{
608 struct mlx5_outbox_hdr hdr
;
612 struct mlx5_query_srq_mbox_in
{
613 struct mlx5_inbox_hdr hdr
;
618 struct mlx5_query_srq_mbox_out
{
619 struct mlx5_outbox_hdr hdr
;
621 struct mlx5_srq_ctx ctx
;
626 struct mlx5_arm_srq_mbox_in
{
627 struct mlx5_inbox_hdr hdr
;
633 struct mlx5_arm_srq_mbox_out
{
634 struct mlx5_outbox_hdr hdr
;
638 struct mlx5_cq_context
{
645 __be32 log_sz_usr_page
;
652 __be32 last_notified_index
;
653 __be32 solicit_producer_index
;
654 __be32 consumer_counter
;
655 __be32 producer_counter
;
657 __be64 db_record_addr
;
660 struct mlx5_create_cq_mbox_in
{
661 struct mlx5_inbox_hdr hdr
;
664 struct mlx5_cq_context ctx
;
669 struct mlx5_create_cq_mbox_out
{
670 struct mlx5_outbox_hdr hdr
;
675 struct mlx5_destroy_cq_mbox_in
{
676 struct mlx5_inbox_hdr hdr
;
681 struct mlx5_destroy_cq_mbox_out
{
682 struct mlx5_outbox_hdr hdr
;
686 struct mlx5_query_cq_mbox_in
{
687 struct mlx5_inbox_hdr hdr
;
692 struct mlx5_query_cq_mbox_out
{
693 struct mlx5_outbox_hdr hdr
;
695 struct mlx5_cq_context ctx
;
700 struct mlx5_enable_hca_mbox_in
{
701 struct mlx5_inbox_hdr hdr
;
705 struct mlx5_enable_hca_mbox_out
{
706 struct mlx5_outbox_hdr hdr
;
710 struct mlx5_disable_hca_mbox_in
{
711 struct mlx5_inbox_hdr hdr
;
715 struct mlx5_disable_hca_mbox_out
{
716 struct mlx5_outbox_hdr hdr
;
720 struct mlx5_eq_context
{
726 __be32 log_sz_usr_page
;
731 __be32 consumer_counter
;
732 __be32 produser_counter
;
736 struct mlx5_create_eq_mbox_in
{
737 struct mlx5_inbox_hdr hdr
;
741 struct mlx5_eq_context ctx
;
748 struct mlx5_create_eq_mbox_out
{
749 struct mlx5_outbox_hdr hdr
;
755 struct mlx5_destroy_eq_mbox_in
{
756 struct mlx5_inbox_hdr hdr
;
762 struct mlx5_destroy_eq_mbox_out
{
763 struct mlx5_outbox_hdr hdr
;
767 struct mlx5_map_eq_mbox_in
{
768 struct mlx5_inbox_hdr hdr
;
776 struct mlx5_map_eq_mbox_out
{
777 struct mlx5_outbox_hdr hdr
;
781 struct mlx5_query_eq_mbox_in
{
782 struct mlx5_inbox_hdr hdr
;
788 struct mlx5_query_eq_mbox_out
{
789 struct mlx5_outbox_hdr hdr
;
791 struct mlx5_eq_context ctx
;
794 struct mlx5_mkey_seg
{
795 /* This is a two bit field occupying bits 31-30.
796 * bit 31 is always 0,
797 * bit 30 is zero for regular MRs and 1 (e.g free) for UMRs that do not have tanslation
808 __be32 bsfs_octo_size
;
816 struct mlx5_query_special_ctxs_mbox_in
{
817 struct mlx5_inbox_hdr hdr
;
821 struct mlx5_query_special_ctxs_mbox_out
{
822 struct mlx5_outbox_hdr hdr
;
823 __be32 dump_fill_mkey
;
824 __be32 reserved_lkey
;
827 struct mlx5_create_mkey_mbox_in
{
828 struct mlx5_inbox_hdr hdr
;
829 __be32 input_mkey_index
;
831 struct mlx5_mkey_seg seg
;
833 __be32 xlat_oct_act_size
;
834 __be32 bsf_coto_act_size
;
839 struct mlx5_create_mkey_mbox_out
{
840 struct mlx5_outbox_hdr hdr
;
845 struct mlx5_destroy_mkey_mbox_in
{
846 struct mlx5_inbox_hdr hdr
;
851 struct mlx5_destroy_mkey_mbox_out
{
852 struct mlx5_outbox_hdr hdr
;
856 struct mlx5_query_mkey_mbox_in
{
857 struct mlx5_inbox_hdr hdr
;
861 struct mlx5_query_mkey_mbox_out
{
862 struct mlx5_outbox_hdr hdr
;
866 struct mlx5_modify_mkey_mbox_in
{
867 struct mlx5_inbox_hdr hdr
;
872 struct mlx5_modify_mkey_mbox_out
{
873 struct mlx5_outbox_hdr hdr
;
876 struct mlx5_dump_mkey_mbox_in
{
877 struct mlx5_inbox_hdr hdr
;
880 struct mlx5_dump_mkey_mbox_out
{
881 struct mlx5_outbox_hdr hdr
;
885 struct mlx5_mad_ifc_mbox_in
{
886 struct mlx5_inbox_hdr hdr
;
894 struct mlx5_mad_ifc_mbox_out
{
895 struct mlx5_outbox_hdr hdr
;
900 struct mlx5_access_reg_mbox_in
{
901 struct mlx5_inbox_hdr hdr
;
908 struct mlx5_access_reg_mbox_out
{
909 struct mlx5_outbox_hdr hdr
;
914 #define MLX5_ATTR_EXTENDED_PORT_INFO cpu_to_be16(0xff90)
917 MLX_EXT_PORT_CAP_FLAG_EXTENDED_PORT_INFO
= 1 << 0
920 #endif /* MLX5_DEVICE_H */