]> Git Repo - linux.git/blob - drivers/infiniband/hw/bnxt_re/qplib_sp.h
Linux 6.14-rc3
[linux.git] / drivers / infiniband / hw / bnxt_re / qplib_sp.h
1 /*
2  * Broadcom NetXtreme-E RoCE driver.
3  *
4  * Copyright (c) 2016 - 2017, Broadcom. All rights reserved.  The term
5  * Broadcom refers to Broadcom Limited and/or its subsidiaries.
6  *
7  * This software is available to you under a choice of one of two
8  * licenses.  You may choose to be licensed under the terms of the GNU
9  * General Public License (GPL) Version 2, available from the file
10  * COPYING in the main directory of this source tree, or the
11  * BSD license below:
12  *
13  * Redistribution and use in source and binary forms, with or without
14  * modification, are permitted provided that the following conditions
15  * are met:
16  *
17  * 1. Redistributions of source code must retain the above copyright
18  *    notice, this list of conditions and the following disclaimer.
19  * 2. Redistributions in binary form must reproduce the above copyright
20  *    notice, this list of conditions and the following disclaimer in
21  *    the documentation and/or other materials provided with the
22  *    distribution.
23  *
24  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS''
25  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
26  * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
27  * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS
28  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
29  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
30  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
31  * BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
32  * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
33  * OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN
34  * IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
35  *
36  * Description: Slow Path Operators (header)
37  *
38  */
39
40 #ifndef __BNXT_QPLIB_SP_H__
41 #define __BNXT_QPLIB_SP_H__
42
43 #include <rdma/bnxt_re-abi.h>
44 #define BNXT_QPLIB_RESERVED_QP_WRS      128
45
46 struct bnxt_qplib_dev_attr {
47 #define FW_VER_ARR_LEN                  4
48         u8                              fw_ver[FW_VER_ARR_LEN];
49 #define BNXT_QPLIB_NUM_GIDS_SUPPORTED   256
50         u16                             max_sgid;
51         u16                             max_mrw;
52         u32                             max_qp;
53 #define BNXT_QPLIB_MAX_OUT_RD_ATOM      126
54         u32                             max_qp_rd_atom;
55         u32                             max_qp_init_rd_atom;
56         u32                             max_qp_wqes;
57         u32                             max_qp_sges;
58         u32                             max_cq;
59 #define BNXT_QPLIB_MAX_CQ_WQES          0xfffff
60         u32                             max_cq_wqes;
61         u32                             max_cq_sges;
62         u32                             max_mr;
63         u64                             max_mr_size;
64         u32                             max_pd;
65         u32                             max_mw;
66         u32                             max_raw_ethy_qp;
67         u32                             max_ah;
68         u32                             max_srq;
69         u32                             max_srq_wqes;
70         u32                             max_srq_sges;
71         u32                             max_pkey;
72         u32                             max_inline_data;
73         u32                             l2_db_size;
74         u8                              tqm_alloc_reqs[MAX_TQM_ALLOC_REQ];
75         bool                            is_atomic;
76         u16                             dev_cap_flags;
77         u16                             dev_cap_flags2;
78         u32                             max_dpi;
79 };
80
81 struct bnxt_qplib_pd {
82         u32                             id;
83 };
84
85 struct bnxt_qplib_gid {
86         u8                              data[16];
87 };
88
89 struct bnxt_qplib_gid_info {
90         struct bnxt_qplib_gid gid;
91         u16 vlan_id;
92 };
93
94 struct bnxt_qplib_ah {
95         struct bnxt_qplib_gid           dgid;
96         struct bnxt_qplib_pd            *pd;
97         u32                             id;
98         u8                              sgid_index;
99         /* For Query AH if the hw table and SW table are differnt */
100         u8                              host_sgid_index;
101         u8                              traffic_class;
102         u32                             flow_label;
103         u8                              hop_limit;
104         u8                              sl;
105         u8                              dmac[6];
106         u16                             vlan_id;
107         u8                              nw_type;
108 };
109
110 struct bnxt_qplib_mrw {
111         struct bnxt_qplib_pd            *pd;
112         int                             type;
113         u32                             access_flags;
114 #define BNXT_QPLIB_FR_PMR               0x80000000
115         u32                             lkey;
116         u32                             rkey;
117 #define BNXT_QPLIB_RSVD_LKEY            0xFFFFFFFF
118         u64                             va;
119         u64                             total_size;
120         u32                             npages;
121         u16                             flags;
122         u64                             mr_handle;
123         struct bnxt_qplib_hwq           hwq;
124 };
125
126 struct bnxt_qplib_frpl {
127         int                             max_pg_ptrs;
128         struct bnxt_qplib_hwq           hwq;
129 };
130
131 #define BNXT_QPLIB_ACCESS_LOCAL_WRITE   BIT(0)
132 #define BNXT_QPLIB_ACCESS_REMOTE_READ   BIT(1)
133 #define BNXT_QPLIB_ACCESS_REMOTE_WRITE  BIT(2)
134 #define BNXT_QPLIB_ACCESS_REMOTE_ATOMIC BIT(3)
135 #define BNXT_QPLIB_ACCESS_MW_BIND       BIT(4)
136 #define BNXT_QPLIB_ACCESS_ZERO_BASED    BIT(5)
137 #define BNXT_QPLIB_ACCESS_ON_DEMAND     BIT(6)
138
139 struct bnxt_qplib_roce_stats {
140         u64 to_retransmits;
141         u64 seq_err_naks_rcvd;
142         /* seq_err_naks_rcvd is 64 b */
143         u64 max_retry_exceeded;
144         /* max_retry_exceeded is 64 b */
145         u64 rnr_naks_rcvd;
146         /* rnr_naks_rcvd is 64 b */
147         u64 missing_resp;
148         u64 unrecoverable_err;
149         /* unrecoverable_err is 64 b */
150         u64 bad_resp_err;
151         /* bad_resp_err is 64 b */
152         u64 local_qp_op_err;
153         /* local_qp_op_err is 64 b */
154         u64 local_protection_err;
155         /* local_protection_err is 64 b */
156         u64 mem_mgmt_op_err;
157         /* mem_mgmt_op_err is 64 b */
158         u64 remote_invalid_req_err;
159         /* remote_invalid_req_err is 64 b */
160         u64 remote_access_err;
161         /* remote_access_err is 64 b */
162         u64 remote_op_err;
163         /* remote_op_err is 64 b */
164         u64 dup_req;
165         /* dup_req is 64 b */
166         u64 res_exceed_max;
167         /* res_exceed_max is 64 b */
168         u64 res_length_mismatch;
169         /* res_length_mismatch is 64 b */
170         u64 res_exceeds_wqe;
171         /* res_exceeds_wqe is 64 b */
172         u64 res_opcode_err;
173         /* res_opcode_err is 64 b */
174         u64 res_rx_invalid_rkey;
175         /* res_rx_invalid_rkey is 64 b */
176         u64 res_rx_domain_err;
177         /* res_rx_domain_err is 64 b */
178         u64 res_rx_no_perm;
179         /* res_rx_no_perm is 64 b */
180         u64 res_rx_range_err;
181         /* res_rx_range_err is 64 b */
182         u64 res_tx_invalid_rkey;
183         /* res_tx_invalid_rkey is 64 b */
184         u64 res_tx_domain_err;
185         /* res_tx_domain_err is 64 b */
186         u64 res_tx_no_perm;
187         /* res_tx_no_perm is 64 b */
188         u64 res_tx_range_err;
189         /* res_tx_range_err is 64 b */
190         u64 res_irrq_oflow;
191         /* res_irrq_oflow is 64 b */
192         u64 res_unsup_opcode;
193         /* res_unsup_opcode is 64 b */
194         u64 res_unaligned_atomic;
195         /* res_unaligned_atomic is 64 b */
196         u64 res_rem_inv_err;
197         /* res_rem_inv_err is 64 b */
198         u64 res_mem_error;
199         /* res_mem_error is 64 b */
200         u64 res_srq_err;
201         /* res_srq_err is 64 b */
202         u64 res_cmp_err;
203         /* res_cmp_err is 64 b */
204         u64 res_invalid_dup_rkey;
205         /* res_invalid_dup_rkey is 64 b */
206         u64 res_wqe_format_err;
207         /* res_wqe_format_err is 64 b */
208         u64 res_cq_load_err;
209         /* res_cq_load_err is 64 b */
210         u64 res_srq_load_err;
211         /* res_srq_load_err is 64 b */
212         u64 res_tx_pci_err;
213         /* res_tx_pci_err is 64 b */
214         u64 res_rx_pci_err;
215         /* res_rx_pci_err is 64 b */
216         u64 res_oos_drop_count;
217         /* res_oos_drop_count */
218         u64     active_qp_count_p0;
219         /* port 0 active qps */
220         u64     active_qp_count_p1;
221         /* port 1 active qps */
222         u64     active_qp_count_p2;
223         /* port 2 active qps */
224         u64     active_qp_count_p3;
225         /* port 3 active qps */
226 };
227
228 struct bnxt_qplib_ext_stat {
229         u64  tx_atomic_req;
230         u64  tx_read_req;
231         u64  tx_read_res;
232         u64  tx_write_req;
233         u64  tx_send_req;
234         u64  tx_roce_pkts;
235         u64  tx_roce_bytes;
236         u64  rx_atomic_req;
237         u64  rx_read_req;
238         u64  rx_read_res;
239         u64  rx_write_req;
240         u64  rx_send_req;
241         u64  rx_roce_pkts;
242         u64  rx_roce_bytes;
243         u64  rx_roce_good_pkts;
244         u64  rx_roce_good_bytes;
245         u64  rx_out_of_buffer;
246         u64  rx_out_of_sequence;
247         u64  tx_cnp;
248         u64  rx_cnp;
249         u64  rx_ecn_marked;
250 };
251
252 struct bnxt_qplib_cc_param_ext {
253         u64 ext_mask;
254         u16 inact_th_hi;
255         u16 min_delta_cnp;
256         u16 init_cp;
257         u8 tr_update_mode;
258         u8 tr_update_cyls;
259         u8 fr_rtt;
260         u8 ai_rate_incr;
261         u16 rr_rtt_th;
262         u16 ar_cr_th;
263         u16 cr_min_th;
264         u8 bw_avg_weight;
265         u8 cr_factor;
266         u16 cr_th_max_cp;
267         u8 cp_bias_en;
268         u8 cp_bias;
269         u8 cnp_ecn;
270         u8 rtt_jitter_en;
271         u16 bytes_per_usec;
272         u16 cc_cr_reset_th;
273         u8 cr_width;
274         u8 min_quota;
275         u8 max_quota;
276         u8 abs_max_quota;
277         u16 tr_lb;
278         u8 cr_prob_fac;
279         u8 tr_prob_fac;
280         u16 fair_cr_th;
281         u8 red_div;
282         u8 cnp_ratio_th;
283         u16 ai_ext_rtt;
284         u8 exp_crcp_ratio;
285         u8 low_rate_en;
286         u16 cpcr_update_th;
287         u16 ai_rtt_th1;
288         u16 ai_rtt_th2;
289         u16 cf_rtt_th;
290         u16 sc_cr_th1; /* severe congestion cr threshold 1 */
291         u16 sc_cr_th2; /* severe congestion cr threshold 2 */
292         u32 l64B_per_rtt;
293         u8 cc_ack_bytes;
294         u16 reduce_cf_rtt_th;
295 };
296
297 struct bnxt_qplib_cc_param {
298         u8 alt_vlan_pcp;
299         u8 qp1_tos_dscp;
300         u16 alt_tos_dscp;
301         u8 cc_mode;
302         u8 enable;
303         u16 inact_th;
304         u16 init_cr;
305         u16 init_tr;
306         u16 rtt;
307         u8 g;
308         u8 nph_per_state;
309         u8 time_pph;
310         u8 pkts_pph;
311         u8 tos_ecn;
312         u8 tos_dscp;
313         u16 tcp_cp;
314         struct bnxt_qplib_cc_param_ext cc_ext;
315         u32 mask;
316 };
317
318 int bnxt_qplib_get_sgid(struct bnxt_qplib_res *res,
319                         struct bnxt_qplib_sgid_tbl *sgid_tbl, int index,
320                         struct bnxt_qplib_gid *gid);
321 int bnxt_qplib_del_sgid(struct bnxt_qplib_sgid_tbl *sgid_tbl,
322                         struct bnxt_qplib_gid *gid, u16 vlan_id, bool update);
323 int bnxt_qplib_add_sgid(struct bnxt_qplib_sgid_tbl *sgid_tbl,
324                         struct bnxt_qplib_gid *gid, const u8 *mac, u16 vlan_id,
325                         bool update, u32 *index);
326 int bnxt_qplib_update_sgid(struct bnxt_qplib_sgid_tbl *sgid_tbl,
327                            struct bnxt_qplib_gid *gid, u16 gid_idx,
328                            const u8 *smac);
329 int bnxt_qplib_get_dev_attr(struct bnxt_qplib_rcfw *rcfw);
330 int bnxt_qplib_set_func_resources(struct bnxt_qplib_res *res,
331                                   struct bnxt_qplib_rcfw *rcfw,
332                                   struct bnxt_qplib_ctx *ctx);
333 int bnxt_qplib_create_ah(struct bnxt_qplib_res *res, struct bnxt_qplib_ah *ah,
334                          bool block);
335 int bnxt_qplib_destroy_ah(struct bnxt_qplib_res *res, struct bnxt_qplib_ah *ah,
336                           bool block);
337 int bnxt_qplib_alloc_mrw(struct bnxt_qplib_res *res,
338                          struct bnxt_qplib_mrw *mrw);
339 int bnxt_qplib_dereg_mrw(struct bnxt_qplib_res *res, struct bnxt_qplib_mrw *mrw,
340                          bool block);
341 int bnxt_qplib_reg_mr(struct bnxt_qplib_res *res, struct bnxt_qplib_mrw *mr,
342                       struct ib_umem *umem, int num_pbls, u32 buf_pg_size);
343 int bnxt_qplib_free_mrw(struct bnxt_qplib_res *res, struct bnxt_qplib_mrw *mr);
344 int bnxt_qplib_alloc_fast_reg_mr(struct bnxt_qplib_res *res,
345                                  struct bnxt_qplib_mrw *mr, int max);
346 int bnxt_qplib_alloc_fast_reg_page_list(struct bnxt_qplib_res *res,
347                                         struct bnxt_qplib_frpl *frpl, int max);
348 int bnxt_qplib_free_fast_reg_page_list(struct bnxt_qplib_res *res,
349                                        struct bnxt_qplib_frpl *frpl);
350 int bnxt_qplib_get_roce_stats(struct bnxt_qplib_rcfw *rcfw,
351                               struct bnxt_qplib_roce_stats *stats);
352 int bnxt_qplib_qext_stat(struct bnxt_qplib_rcfw *rcfw, u32 fid,
353                          struct bnxt_qplib_ext_stat *estat);
354 int bnxt_qplib_modify_cc(struct bnxt_qplib_res *res,
355                          struct bnxt_qplib_cc_param *cc_param);
356 int bnxt_qplib_read_context(struct bnxt_qplib_rcfw *rcfw, u8 type, u32 xid,
357                             u32 resp_size, void *resp_va);
358 int bnxt_qplib_query_cc_param(struct bnxt_qplib_res *res,
359                               struct bnxt_qplib_cc_param *cc_param);
360
361 #define BNXT_VAR_MAX_WQE       4352
362 #define BNXT_VAR_MAX_SLOT_ALIGN 256
363 #define BNXT_VAR_MAX_SGE        13
364 #define BNXT_RE_MAX_RQ_WQES     65536
365
366 #define BNXT_STATIC_MAX_SGE     6
367
368 #endif /* __BNXT_QPLIB_SP_H__*/
This page took 0.050471 seconds and 4 git commands to generate.