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Roland Dreier225c7b12007-05-08 18:00:38 -07001/*
2 * Copyright (c) 2006, 2007 Cisco Systems, Inc. All rights reserved.
3 *
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:
9 *
10 * Redistribution and use in source and binary forms, with or
11 * without modification, are permitted provided that the following
12 * conditions are met:
13 *
14 * - Redistributions of source code must retain the above
15 * copyright notice, this list of conditions and the following
16 * disclaimer.
17 *
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.
22 *
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
30 * SOFTWARE.
31 */
32
33#ifndef MLX4_DEVICE_H
34#define MLX4_DEVICE_H
35
36#include <linux/pci.h>
37#include <linux/completion.h>
38#include <linux/radix-tree.h>
39
Arun Sharma600634972011-07-26 16:09:06 -070040#include <linux/atomic.h>
Roland Dreier225c7b12007-05-08 18:00:38 -070041
Yevgeny Petrilin0b7ca5a2011-03-22 22:37:47 +000042#define MAX_MSIX_P_PORT 17
43#define MAX_MSIX 64
44#define MSIX_LEGACY_SZ 4
45#define MIN_MSIX_P_PORT 5
46
Roland Dreier225c7b12007-05-08 18:00:38 -070047enum {
48 MLX4_FLAG_MSI_X = 1 << 0,
Roland Dreier5ae2a7a2007-06-18 08:15:02 -070049 MLX4_FLAG_OLD_PORT_CMDS = 1 << 1,
Jack Morgenstein623ed842011-12-13 04:10:33 +000050 MLX4_FLAG_MASTER = 1 << 2,
51 MLX4_FLAG_SLAVE = 1 << 3,
52 MLX4_FLAG_SRIOV = 1 << 4,
Roland Dreier225c7b12007-05-08 18:00:38 -070053};
54
55enum {
56 MLX4_MAX_PORTS = 2
57};
58
59enum {
Jack Morgensteincd9281d2007-09-18 09:14:18 +020060 MLX4_BOARD_ID_LEN = 64
61};
62
63enum {
Jack Morgenstein623ed842011-12-13 04:10:33 +000064 MLX4_MAX_NUM_PF = 16,
65 MLX4_MAX_NUM_VF = 64,
66 MLX4_MFUNC_MAX = 80,
67 MLX4_MFUNC_EQ_NUM = 4,
68 MLX4_MFUNC_MAX_EQES = 8,
69 MLX4_MFUNC_EQE_MASK = (MLX4_MFUNC_MAX_EQES - 1)
70};
71
72enum {
Or Gerlitz52eafc62011-06-15 14:41:42 +000073 MLX4_DEV_CAP_FLAG_RC = 1LL << 0,
74 MLX4_DEV_CAP_FLAG_UC = 1LL << 1,
75 MLX4_DEV_CAP_FLAG_UD = 1LL << 2,
Sean Hefty012a8ff2011-06-02 09:01:33 -070076 MLX4_DEV_CAP_FLAG_XRC = 1LL << 3,
Or Gerlitz52eafc62011-06-15 14:41:42 +000077 MLX4_DEV_CAP_FLAG_SRQ = 1LL << 6,
78 MLX4_DEV_CAP_FLAG_IPOIB_CSUM = 1LL << 7,
79 MLX4_DEV_CAP_FLAG_BAD_PKEY_CNTR = 1LL << 8,
80 MLX4_DEV_CAP_FLAG_BAD_QKEY_CNTR = 1LL << 9,
81 MLX4_DEV_CAP_FLAG_DPDP = 1LL << 12,
82 MLX4_DEV_CAP_FLAG_BLH = 1LL << 15,
83 MLX4_DEV_CAP_FLAG_MEM_WINDOW = 1LL << 16,
84 MLX4_DEV_CAP_FLAG_APM = 1LL << 17,
85 MLX4_DEV_CAP_FLAG_ATOMIC = 1LL << 18,
86 MLX4_DEV_CAP_FLAG_RAW_MCAST = 1LL << 19,
87 MLX4_DEV_CAP_FLAG_UD_AV_PORT = 1LL << 20,
88 MLX4_DEV_CAP_FLAG_UD_MCAST = 1LL << 21,
Or Gerlitzccf86322011-07-07 19:19:29 +000089 MLX4_DEV_CAP_FLAG_IBOE = 1LL << 30,
90 MLX4_DEV_CAP_FLAG_UC_LOOPBACK = 1LL << 32,
Yevgeny Petrilinf3a9d1f2011-10-18 01:50:42 +000091 MLX4_DEV_CAP_FLAG_FCS_KEEP = 1LL << 34,
Oren Duer559a9f12011-11-26 19:55:15 +000092 MLX4_DEV_CAP_FLAG_WOL_PORT1 = 1LL << 37,
93 MLX4_DEV_CAP_FLAG_WOL_PORT2 = 1LL << 38,
Or Gerlitzccf86322011-07-07 19:19:29 +000094 MLX4_DEV_CAP_FLAG_UDP_RSS = 1LL << 40,
95 MLX4_DEV_CAP_FLAG_VEP_UC_STEER = 1LL << 41,
Or Gerlitzf2a3f6a2011-06-15 14:47:14 +000096 MLX4_DEV_CAP_FLAG_VEP_MC_STEER = 1LL << 42,
Yevgeny Petrilin58a60162011-12-19 04:00:26 +000097 MLX4_DEV_CAP_FLAG_COUNTERS = 1LL << 48,
98 MLX4_DEV_CAP_FLAG_SENSE_SUPPORT = 1LL << 55
Roland Dreier225c7b12007-05-08 18:00:38 -070099};
100
Marcel Apfelbaum97285b72011-10-24 11:02:34 +0200101#define MLX4_ATTR_EXTENDED_PORT_INFO cpu_to_be16(0xff90)
102
103enum {
104 MLX_EXT_PORT_CAP_FLAG_EXTENDED_PORT_INFO = 1 << 0
105};
106
Roland Dreier95d04f02008-07-23 08:12:26 -0700107enum {
108 MLX4_BMME_FLAG_LOCAL_INV = 1 << 6,
109 MLX4_BMME_FLAG_REMOTE_INV = 1 << 7,
110 MLX4_BMME_FLAG_TYPE_2_WIN = 1 << 9,
111 MLX4_BMME_FLAG_RESERVED_LKEY = 1 << 10,
112 MLX4_BMME_FLAG_FAST_REG_WR = 1 << 11,
113};
114
Roland Dreier225c7b12007-05-08 18:00:38 -0700115enum mlx4_event {
116 MLX4_EVENT_TYPE_COMP = 0x00,
117 MLX4_EVENT_TYPE_PATH_MIG = 0x01,
118 MLX4_EVENT_TYPE_COMM_EST = 0x02,
119 MLX4_EVENT_TYPE_SQ_DRAINED = 0x03,
120 MLX4_EVENT_TYPE_SRQ_QP_LAST_WQE = 0x13,
121 MLX4_EVENT_TYPE_SRQ_LIMIT = 0x14,
122 MLX4_EVENT_TYPE_CQ_ERROR = 0x04,
123 MLX4_EVENT_TYPE_WQ_CATAS_ERROR = 0x05,
124 MLX4_EVENT_TYPE_EEC_CATAS_ERROR = 0x06,
125 MLX4_EVENT_TYPE_PATH_MIG_FAILED = 0x07,
126 MLX4_EVENT_TYPE_WQ_INVAL_REQ_ERROR = 0x10,
127 MLX4_EVENT_TYPE_WQ_ACCESS_ERROR = 0x11,
128 MLX4_EVENT_TYPE_SRQ_CATAS_ERROR = 0x12,
129 MLX4_EVENT_TYPE_LOCAL_CATAS_ERROR = 0x08,
130 MLX4_EVENT_TYPE_PORT_CHANGE = 0x09,
131 MLX4_EVENT_TYPE_EQ_OVERFLOW = 0x0f,
132 MLX4_EVENT_TYPE_ECC_DETECT = 0x0e,
Jack Morgenstein623ed842011-12-13 04:10:33 +0000133 MLX4_EVENT_TYPE_CMD = 0x0a,
134 MLX4_EVENT_TYPE_VEP_UPDATE = 0x19,
135 MLX4_EVENT_TYPE_COMM_CHANNEL = 0x18,
136 MLX4_EVENT_TYPE_FLR_EVENT = 0x1c,
137 MLX4_EVENT_TYPE_NONE = 0xff,
Roland Dreier225c7b12007-05-08 18:00:38 -0700138};
139
140enum {
141 MLX4_PORT_CHANGE_SUBTYPE_DOWN = 1,
142 MLX4_PORT_CHANGE_SUBTYPE_ACTIVE = 4
143};
144
145enum {
146 MLX4_PERM_LOCAL_READ = 1 << 10,
147 MLX4_PERM_LOCAL_WRITE = 1 << 11,
148 MLX4_PERM_REMOTE_READ = 1 << 12,
149 MLX4_PERM_REMOTE_WRITE = 1 << 13,
150 MLX4_PERM_ATOMIC = 1 << 14
151};
152
153enum {
154 MLX4_OPCODE_NOP = 0x00,
155 MLX4_OPCODE_SEND_INVAL = 0x01,
156 MLX4_OPCODE_RDMA_WRITE = 0x08,
157 MLX4_OPCODE_RDMA_WRITE_IMM = 0x09,
158 MLX4_OPCODE_SEND = 0x0a,
159 MLX4_OPCODE_SEND_IMM = 0x0b,
160 MLX4_OPCODE_LSO = 0x0e,
161 MLX4_OPCODE_RDMA_READ = 0x10,
162 MLX4_OPCODE_ATOMIC_CS = 0x11,
163 MLX4_OPCODE_ATOMIC_FA = 0x12,
Vladimir Sokolovsky6fa8f712010-04-14 17:23:39 +0300164 MLX4_OPCODE_MASKED_ATOMIC_CS = 0x14,
165 MLX4_OPCODE_MASKED_ATOMIC_FA = 0x15,
Roland Dreier225c7b12007-05-08 18:00:38 -0700166 MLX4_OPCODE_BIND_MW = 0x18,
167 MLX4_OPCODE_FMR = 0x19,
168 MLX4_OPCODE_LOCAL_INVAL = 0x1b,
169 MLX4_OPCODE_CONFIG_CMD = 0x1f,
170
171 MLX4_RECV_OPCODE_RDMA_WRITE_IMM = 0x00,
172 MLX4_RECV_OPCODE_SEND = 0x01,
173 MLX4_RECV_OPCODE_SEND_IMM = 0x02,
174 MLX4_RECV_OPCODE_SEND_INVAL = 0x03,
175
176 MLX4_CQE_OPCODE_ERROR = 0x1e,
177 MLX4_CQE_OPCODE_RESIZE = 0x16,
178};
179
180enum {
181 MLX4_STAT_RATE_OFFSET = 5
182};
183
Aleksey Seninda995a82010-12-02 11:44:49 +0000184enum mlx4_protocol {
Yevgeny Petrilin03455842011-03-22 22:38:17 +0000185 MLX4_PROT_IB_IPV6 = 0,
186 MLX4_PROT_ETH,
187 MLX4_PROT_IB_IPV4,
188 MLX4_PROT_FCOE
Aleksey Seninda995a82010-12-02 11:44:49 +0000189};
190
Vladimir Sokolovsky29bdc882008-09-15 14:25:23 -0700191enum {
192 MLX4_MTT_FLAG_PRESENT = 1
193};
194
Yevgeny Petrilin93fc9e12008-10-22 10:25:29 -0700195enum mlx4_qp_region {
196 MLX4_QP_REGION_FW = 0,
197 MLX4_QP_REGION_ETH_ADDR,
198 MLX4_QP_REGION_FC_ADDR,
199 MLX4_QP_REGION_FC_EXCH,
200 MLX4_NUM_QP_REGION
201};
202
Yevgeny Petrilin7ff93f82008-10-22 15:38:42 -0700203enum mlx4_port_type {
Jack Morgenstein623ed842011-12-13 04:10:33 +0000204 MLX4_PORT_TYPE_NONE = 0,
Yevgeny Petrilin27bf91d2009-03-18 19:45:11 -0700205 MLX4_PORT_TYPE_IB = 1,
206 MLX4_PORT_TYPE_ETH = 2,
207 MLX4_PORT_TYPE_AUTO = 3
Yevgeny Petrilin7ff93f82008-10-22 15:38:42 -0700208};
209
Yevgeny Petrilin2a2336f2008-10-22 11:44:46 -0700210enum mlx4_special_vlan_idx {
211 MLX4_NO_VLAN_IDX = 0,
212 MLX4_VLAN_MISS_IDX,
213 MLX4_VLAN_REGULAR
214};
215
Yevgeny Petrilin03455842011-03-22 22:38:17 +0000216enum mlx4_steer_type {
217 MLX4_MC_STEER = 0,
218 MLX4_UC_STEER,
219 MLX4_NUM_STEERS
220};
221
Yevgeny Petrilin93fc9e12008-10-22 10:25:29 -0700222enum {
223 MLX4_NUM_FEXCH = 64 * 1024,
224};
225
Eli Cohen5a0fd092010-10-07 16:24:16 +0200226enum {
227 MLX4_MAX_FAST_REG_PAGES = 511,
228};
229
Jack Morgensteinea54b102008-01-28 10:40:59 +0200230static inline u64 mlx4_fw_ver(u64 major, u64 minor, u64 subminor)
231{
232 return (major << 32) | (minor << 16) | subminor;
233}
234
Roland Dreier225c7b12007-05-08 18:00:38 -0700235struct mlx4_caps {
236 u64 fw_ver;
Jack Morgenstein623ed842011-12-13 04:10:33 +0000237 u32 function;
Roland Dreier225c7b12007-05-08 18:00:38 -0700238 int num_ports;
Roland Dreier5ae2a7a2007-06-18 08:15:02 -0700239 int vl_cap[MLX4_MAX_PORTS + 1];
Yevgeny Petrilinb79acb42008-10-22 10:56:48 -0700240 int ib_mtu_cap[MLX4_MAX_PORTS + 1];
Jack Morgenstein9a5aa622008-11-28 21:29:46 -0800241 __be32 ib_port_def_cap[MLX4_MAX_PORTS + 1];
Yevgeny Petrilinb79acb42008-10-22 10:56:48 -0700242 u64 def_mac[MLX4_MAX_PORTS + 1];
243 int eth_mtu_cap[MLX4_MAX_PORTS + 1];
Roland Dreier5ae2a7a2007-06-18 08:15:02 -0700244 int gid_table_len[MLX4_MAX_PORTS + 1];
245 int pkey_table_len[MLX4_MAX_PORTS + 1];
Yevgeny Petrilin76995172010-08-24 03:46:23 +0000246 int trans_type[MLX4_MAX_PORTS + 1];
247 int vendor_oui[MLX4_MAX_PORTS + 1];
248 int wavelength[MLX4_MAX_PORTS + 1];
249 u64 trans_code[MLX4_MAX_PORTS + 1];
Roland Dreier225c7b12007-05-08 18:00:38 -0700250 int local_ca_ack_delay;
251 int num_uars;
Jack Morgensteinf5311ac2011-12-13 04:12:13 +0000252 u32 uar_page_size;
Roland Dreier225c7b12007-05-08 18:00:38 -0700253 int bf_reg_size;
254 int bf_regs_per_page;
255 int max_sq_sg;
256 int max_rq_sg;
257 int num_qps;
258 int max_wqes;
259 int max_sq_desc_sz;
260 int max_rq_desc_sz;
261 int max_qp_init_rdma;
262 int max_qp_dest_rdma;
Roland Dreier225c7b12007-05-08 18:00:38 -0700263 int sqp_start;
264 int num_srqs;
265 int max_srq_wqes;
266 int max_srq_sge;
267 int reserved_srqs;
268 int num_cqs;
269 int max_cqes;
270 int reserved_cqs;
271 int num_eqs;
272 int reserved_eqs;
Yevgeny Petrilinb8dd7862008-12-22 07:15:03 -0800273 int num_comp_vectors;
Yevgeny Petrilin0b7ca5a2011-03-22 22:37:47 +0000274 int comp_pool;
Roland Dreier225c7b12007-05-08 18:00:38 -0700275 int num_mpts;
Marcel Apfelbaum2b8fb282011-12-13 04:16:56 +0000276 int num_mtts;
Roland Dreier225c7b12007-05-08 18:00:38 -0700277 int fmr_reserved_mtts;
278 int reserved_mtts;
279 int reserved_mrws;
280 int reserved_uars;
281 int num_mgms;
282 int num_amgms;
283 int reserved_mcgs;
284 int num_qp_per_mgm;
285 int num_pds;
286 int reserved_pds;
Sean Hefty012a8ff2011-06-02 09:01:33 -0700287 int max_xrcds;
288 int reserved_xrcds;
Roland Dreier225c7b12007-05-08 18:00:38 -0700289 int mtt_entry_sz;
Dotan Barak149983af2007-06-26 15:55:28 +0300290 u32 max_msg_sz;
Roland Dreier225c7b12007-05-08 18:00:38 -0700291 u32 page_size_cap;
Or Gerlitz52eafc62011-06-15 14:41:42 +0000292 u64 flags;
Roland Dreier95d04f02008-07-23 08:12:26 -0700293 u32 bmme_flags;
294 u32 reserved_lkey;
Roland Dreier225c7b12007-05-08 18:00:38 -0700295 u16 stat_rate_support;
Roland Dreier5ae2a7a2007-06-18 08:15:02 -0700296 u8 port_width_cap[MLX4_MAX_PORTS + 1];
Eli Cohenb832be12008-04-16 21:09:27 -0700297 int max_gso_sz;
Yevgeny Petrilin93fc9e12008-10-22 10:25:29 -0700298 int reserved_qps_cnt[MLX4_NUM_QP_REGION];
299 int reserved_qps;
300 int reserved_qps_base[MLX4_NUM_QP_REGION];
301 int log_num_macs;
302 int log_num_vlans;
303 int log_num_prios;
Yevgeny Petrilin7ff93f82008-10-22 15:38:42 -0700304 enum mlx4_port_type port_type[MLX4_MAX_PORTS + 1];
305 u8 supported_type[MLX4_MAX_PORTS + 1];
Yevgeny Petrilin8d0fc7b2011-12-19 04:00:34 +0000306 u8 suggested_type[MLX4_MAX_PORTS + 1];
307 u8 default_sense[MLX4_MAX_PORTS + 1];
Jack Morgenstein65dab252011-12-13 04:10:41 +0000308 u32 port_mask[MLX4_MAX_PORTS + 1];
Yevgeny Petrilin27bf91d2009-03-18 19:45:11 -0700309 enum mlx4_port_type possible_type[MLX4_MAX_PORTS + 1];
Or Gerlitzf2a3f6a2011-06-15 14:47:14 +0000310 u32 max_counters;
Marcel Apfelbaum97285b72011-10-24 11:02:34 +0200311 u8 ext_port_cap[MLX4_MAX_PORTS + 1];
Roland Dreier225c7b12007-05-08 18:00:38 -0700312};
313
314struct mlx4_buf_list {
315 void *buf;
316 dma_addr_t map;
317};
318
319struct mlx4_buf {
Roland Dreierb57aacf2008-02-06 21:17:59 -0800320 struct mlx4_buf_list direct;
321 struct mlx4_buf_list *page_list;
Roland Dreier225c7b12007-05-08 18:00:38 -0700322 int nbufs;
323 int npages;
324 int page_shift;
325};
326
327struct mlx4_mtt {
Marcel Apfelbaum2b8fb282011-12-13 04:16:56 +0000328 u32 offset;
Roland Dreier225c7b12007-05-08 18:00:38 -0700329 int order;
330 int page_shift;
331};
332
Yevgeny Petrilin62968832008-04-23 11:55:45 -0700333enum {
334 MLX4_DB_PER_PAGE = PAGE_SIZE / 4
335};
336
337struct mlx4_db_pgdir {
338 struct list_head list;
339 DECLARE_BITMAP(order0, MLX4_DB_PER_PAGE);
340 DECLARE_BITMAP(order1, MLX4_DB_PER_PAGE / 2);
341 unsigned long *bits[2];
342 __be32 *db_page;
343 dma_addr_t db_dma;
344};
345
346struct mlx4_ib_user_db_page;
347
348struct mlx4_db {
349 __be32 *db;
350 union {
351 struct mlx4_db_pgdir *pgdir;
352 struct mlx4_ib_user_db_page *user_page;
353 } u;
354 dma_addr_t dma;
355 int index;
356 int order;
357};
358
Yevgeny Petrilin38ae6a52008-04-25 14:27:08 -0700359struct mlx4_hwq_resources {
360 struct mlx4_db db;
361 struct mlx4_mtt mtt;
362 struct mlx4_buf buf;
363};
364
Roland Dreier225c7b12007-05-08 18:00:38 -0700365struct mlx4_mr {
366 struct mlx4_mtt mtt;
367 u64 iova;
368 u64 size;
369 u32 key;
370 u32 pd;
371 u32 access;
372 int enabled;
373};
374
Jack Morgenstein8ad11fb2007-08-01 12:29:05 +0300375struct mlx4_fmr {
376 struct mlx4_mr mr;
377 struct mlx4_mpt_entry *mpt;
378 __be64 *mtts;
379 dma_addr_t dma_handle;
380 int max_pages;
381 int max_maps;
382 int maps;
383 u8 page_shift;
384};
385
Roland Dreier225c7b12007-05-08 18:00:38 -0700386struct mlx4_uar {
387 unsigned long pfn;
388 int index;
Eli Cohenc1b43dc2011-03-22 22:38:41 +0000389 struct list_head bf_list;
390 unsigned free_bf_bmap;
391 void __iomem *map;
392 void __iomem *bf_map;
393};
394
395struct mlx4_bf {
396 unsigned long offset;
397 int buf_size;
398 struct mlx4_uar *uar;
399 void __iomem *reg;
Roland Dreier225c7b12007-05-08 18:00:38 -0700400};
401
402struct mlx4_cq {
403 void (*comp) (struct mlx4_cq *);
404 void (*event) (struct mlx4_cq *, enum mlx4_event);
405
406 struct mlx4_uar *uar;
407
408 u32 cons_index;
409
410 __be32 *set_ci_db;
411 __be32 *arm_db;
412 int arm_sn;
413
414 int cqn;
Yevgeny Petrilinb8dd7862008-12-22 07:15:03 -0800415 unsigned vector;
Roland Dreier225c7b12007-05-08 18:00:38 -0700416
417 atomic_t refcount;
418 struct completion free;
419};
420
421struct mlx4_qp {
422 void (*event) (struct mlx4_qp *, enum mlx4_event);
423
424 int qpn;
425
426 atomic_t refcount;
427 struct completion free;
428};
429
430struct mlx4_srq {
431 void (*event) (struct mlx4_srq *, enum mlx4_event);
432
433 int srqn;
434 int max;
435 int max_gs;
436 int wqe_shift;
437
438 atomic_t refcount;
439 struct completion free;
440};
441
442struct mlx4_av {
443 __be32 port_pd;
444 u8 reserved1;
445 u8 g_slid;
446 __be16 dlid;
447 u8 reserved2;
448 u8 gid_index;
449 u8 stat_rate;
450 u8 hop_limit;
451 __be32 sl_tclass_flowlabel;
452 u8 dgid[16];
453};
454
Eli Cohenfa417f72010-10-24 21:08:52 -0700455struct mlx4_eth_av {
456 __be32 port_pd;
457 u8 reserved1;
458 u8 smac_idx;
459 u16 reserved2;
460 u8 reserved3;
461 u8 gid_index;
462 u8 stat_rate;
463 u8 hop_limit;
464 __be32 sl_tclass_flowlabel;
465 u8 dgid[16];
466 u32 reserved4[2];
467 __be16 vlan;
468 u8 mac[6];
469};
470
471union mlx4_ext_av {
472 struct mlx4_av ib;
473 struct mlx4_eth_av eth;
474};
475
Or Gerlitzf2a3f6a2011-06-15 14:47:14 +0000476struct mlx4_counter {
477 u8 reserved1[3];
478 u8 counter_mode;
479 __be32 num_ifc;
480 u32 reserved2[2];
481 __be64 rx_frames;
482 __be64 rx_bytes;
483 __be64 tx_frames;
484 __be64 tx_bytes;
485};
486
Roland Dreier225c7b12007-05-08 18:00:38 -0700487struct mlx4_dev {
488 struct pci_dev *pdev;
489 unsigned long flags;
Jack Morgenstein623ed842011-12-13 04:10:33 +0000490 unsigned long num_slaves;
Roland Dreier225c7b12007-05-08 18:00:38 -0700491 struct mlx4_caps caps;
492 struct radix_tree_root qp_table_tree;
Yevgeny Petrilin725c8992011-03-22 22:38:07 +0000493 u8 rev_id;
Jack Morgensteincd9281d2007-09-18 09:14:18 +0200494 char board_id[MLX4_BOARD_ID_LEN];
Jack Morgensteinab9c17a2011-12-13 04:18:30 +0000495 int num_vfs;
Roland Dreier225c7b12007-05-08 18:00:38 -0700496};
497
498struct mlx4_init_port_param {
499 int set_guid0;
500 int set_node_guid;
501 int set_si_guid;
502 u16 mtu;
503 int port_width_cap;
504 u16 vl_cap;
505 u16 max_gid;
506 u16 max_pkey;
507 u64 guid0;
508 u64 node_guid;
509 u64 si_guid;
510};
511
Yevgeny Petrilin7ff93f82008-10-22 15:38:42 -0700512#define mlx4_foreach_port(port, dev, type) \
513 for ((port) = 1; (port) <= (dev)->caps.num_ports; (port)++) \
Jack Morgenstein65dab252011-12-13 04:10:41 +0000514 if ((type) == (dev)->caps.port_mask[(port)])
Yevgeny Petrilin7ff93f82008-10-22 15:38:42 -0700515
Jack Morgenstein65dab252011-12-13 04:10:41 +0000516#define mlx4_foreach_ib_transport_port(port, dev) \
517 for ((port) = 1; (port) <= (dev)->caps.num_ports; (port)++) \
518 if (((dev)->caps.port_mask[port] == MLX4_PORT_TYPE_IB) || \
519 ((dev)->caps.flags & MLX4_DEV_CAP_FLAG_IBOE))
Eli Cohenfa417f72010-10-24 21:08:52 -0700520
Jack Morgenstein623ed842011-12-13 04:10:33 +0000521static inline int mlx4_is_master(struct mlx4_dev *dev)
522{
523 return dev->flags & MLX4_FLAG_MASTER;
524}
525
526static inline int mlx4_is_qp_reserved(struct mlx4_dev *dev, u32 qpn)
527{
528 return (qpn < dev->caps.sqp_start + 8);
529}
530
531static inline int mlx4_is_mfunc(struct mlx4_dev *dev)
532{
533 return dev->flags & (MLX4_FLAG_SLAVE | MLX4_FLAG_MASTER);
534}
535
536static inline int mlx4_is_slave(struct mlx4_dev *dev)
537{
538 return dev->flags & MLX4_FLAG_SLAVE;
539}
Eli Cohenfa417f72010-10-24 21:08:52 -0700540
Roland Dreier225c7b12007-05-08 18:00:38 -0700541int mlx4_buf_alloc(struct mlx4_dev *dev, int size, int max_direct,
542 struct mlx4_buf *buf);
543void mlx4_buf_free(struct mlx4_dev *dev, int size, struct mlx4_buf *buf);
Roland Dreier1c69fc22008-02-06 21:07:54 -0800544static inline void *mlx4_buf_offset(struct mlx4_buf *buf, int offset)
545{
Jack Morgenstein313abe52008-01-28 10:40:51 +0200546 if (BITS_PER_LONG == 64 || buf->nbufs == 1)
Roland Dreierb57aacf2008-02-06 21:17:59 -0800547 return buf->direct.buf + offset;
Roland Dreier1c69fc22008-02-06 21:07:54 -0800548 else
Roland Dreierb57aacf2008-02-06 21:17:59 -0800549 return buf->page_list[offset >> PAGE_SHIFT].buf +
Roland Dreier1c69fc22008-02-06 21:07:54 -0800550 (offset & (PAGE_SIZE - 1));
551}
Roland Dreier225c7b12007-05-08 18:00:38 -0700552
553int mlx4_pd_alloc(struct mlx4_dev *dev, u32 *pdn);
554void mlx4_pd_free(struct mlx4_dev *dev, u32 pdn);
Sean Hefty012a8ff2011-06-02 09:01:33 -0700555int mlx4_xrcd_alloc(struct mlx4_dev *dev, u32 *xrcdn);
556void mlx4_xrcd_free(struct mlx4_dev *dev, u32 xrcdn);
Roland Dreier225c7b12007-05-08 18:00:38 -0700557
558int mlx4_uar_alloc(struct mlx4_dev *dev, struct mlx4_uar *uar);
559void mlx4_uar_free(struct mlx4_dev *dev, struct mlx4_uar *uar);
Eli Cohenc1b43dc2011-03-22 22:38:41 +0000560int mlx4_bf_alloc(struct mlx4_dev *dev, struct mlx4_bf *bf);
561void mlx4_bf_free(struct mlx4_dev *dev, struct mlx4_bf *bf);
Roland Dreier225c7b12007-05-08 18:00:38 -0700562
563int mlx4_mtt_init(struct mlx4_dev *dev, int npages, int page_shift,
564 struct mlx4_mtt *mtt);
565void mlx4_mtt_cleanup(struct mlx4_dev *dev, struct mlx4_mtt *mtt);
566u64 mlx4_mtt_addr(struct mlx4_dev *dev, struct mlx4_mtt *mtt);
567
568int mlx4_mr_alloc(struct mlx4_dev *dev, u32 pd, u64 iova, u64 size, u32 access,
569 int npages, int page_shift, struct mlx4_mr *mr);
570void mlx4_mr_free(struct mlx4_dev *dev, struct mlx4_mr *mr);
571int mlx4_mr_enable(struct mlx4_dev *dev, struct mlx4_mr *mr);
572int mlx4_write_mtt(struct mlx4_dev *dev, struct mlx4_mtt *mtt,
573 int start_index, int npages, u64 *page_list);
574int mlx4_buf_write_mtt(struct mlx4_dev *dev, struct mlx4_mtt *mtt,
575 struct mlx4_buf *buf);
576
Yevgeny Petrilin62968832008-04-23 11:55:45 -0700577int mlx4_db_alloc(struct mlx4_dev *dev, struct mlx4_db *db, int order);
578void mlx4_db_free(struct mlx4_dev *dev, struct mlx4_db *db);
579
Yevgeny Petrilin38ae6a52008-04-25 14:27:08 -0700580int mlx4_alloc_hwq_res(struct mlx4_dev *dev, struct mlx4_hwq_resources *wqres,
581 int size, int max_direct);
582void mlx4_free_hwq_res(struct mlx4_dev *mdev, struct mlx4_hwq_resources *wqres,
583 int size);
584
Roland Dreier225c7b12007-05-08 18:00:38 -0700585int mlx4_cq_alloc(struct mlx4_dev *dev, int nent, struct mlx4_mtt *mtt,
Yevgeny Petriline463c7b2008-04-29 13:46:50 -0700586 struct mlx4_uar *uar, u64 db_rec, struct mlx4_cq *cq,
Yevgeny Petrilinb8dd7862008-12-22 07:15:03 -0800587 unsigned vector, int collapsed);
Roland Dreier225c7b12007-05-08 18:00:38 -0700588void mlx4_cq_free(struct mlx4_dev *dev, struct mlx4_cq *cq);
589
Yevgeny Petrilina3cdcbf2008-10-10 12:01:37 -0700590int mlx4_qp_reserve_range(struct mlx4_dev *dev, int cnt, int align, int *base);
591void mlx4_qp_release_range(struct mlx4_dev *dev, int base_qpn, int cnt);
592
593int mlx4_qp_alloc(struct mlx4_dev *dev, int qpn, struct mlx4_qp *qp);
Roland Dreier225c7b12007-05-08 18:00:38 -0700594void mlx4_qp_free(struct mlx4_dev *dev, struct mlx4_qp *qp);
595
Sean Hefty18abd5e2011-06-02 10:43:26 -0700596int mlx4_srq_alloc(struct mlx4_dev *dev, u32 pdn, u32 cqn, u16 xrcdn,
597 struct mlx4_mtt *mtt, u64 db_rec, struct mlx4_srq *srq);
Roland Dreier225c7b12007-05-08 18:00:38 -0700598void mlx4_srq_free(struct mlx4_dev *dev, struct mlx4_srq *srq);
599int mlx4_srq_arm(struct mlx4_dev *dev, struct mlx4_srq *srq, int limit_watermark);
Jack Morgenstein65541cb2007-06-21 13:03:11 +0300600int mlx4_srq_query(struct mlx4_dev *dev, struct mlx4_srq *srq, int *limit_watermark);
Roland Dreier225c7b12007-05-08 18:00:38 -0700601
Roland Dreier5ae2a7a2007-06-18 08:15:02 -0700602int mlx4_INIT_PORT(struct mlx4_dev *dev, int port);
Roland Dreier225c7b12007-05-08 18:00:38 -0700603int mlx4_CLOSE_PORT(struct mlx4_dev *dev, int port);
604
Eugenia Emantayevffe455a2011-12-13 04:16:21 +0000605int mlx4_unicast_attach(struct mlx4_dev *dev, struct mlx4_qp *qp, u8 gid[16],
606 int block_mcast_loopback, enum mlx4_protocol prot);
607int mlx4_unicast_detach(struct mlx4_dev *dev, struct mlx4_qp *qp, u8 gid[16],
608 enum mlx4_protocol prot);
Ron Livne521e5752008-07-14 23:48:48 -0700609int mlx4_multicast_attach(struct mlx4_dev *dev, struct mlx4_qp *qp, u8 gid[16],
Aleksey Seninda995a82010-12-02 11:44:49 +0000610 int block_mcast_loopback, enum mlx4_protocol protocol);
611int mlx4_multicast_detach(struct mlx4_dev *dev, struct mlx4_qp *qp, u8 gid[16],
612 enum mlx4_protocol protocol);
Yevgeny Petrilin16792002011-03-22 22:38:31 +0000613int mlx4_multicast_promisc_add(struct mlx4_dev *dev, u32 qpn, u8 port);
614int mlx4_multicast_promisc_remove(struct mlx4_dev *dev, u32 qpn, u8 port);
615int mlx4_unicast_promisc_add(struct mlx4_dev *dev, u32 qpn, u8 port);
616int mlx4_unicast_promisc_remove(struct mlx4_dev *dev, u32 qpn, u8 port);
617int mlx4_SET_MCAST_FLTR(struct mlx4_dev *dev, u8 port, u64 mac, u64 clear, u8 mode);
Roland Dreier225c7b12007-05-08 18:00:38 -0700618
Eugenia Emantayevffe455a2011-12-13 04:16:21 +0000619int mlx4_register_mac(struct mlx4_dev *dev, u8 port, u64 mac);
620void mlx4_unregister_mac(struct mlx4_dev *dev, u8 port, u64 mac);
621int mlx4_replace_mac(struct mlx4_dev *dev, u8 port, int qpn, u64 new_mac);
622int mlx4_get_eth_qp(struct mlx4_dev *dev, u8 port, u64 mac, int *qpn);
623void mlx4_put_eth_qp(struct mlx4_dev *dev, u8 port, u64 mac, int qpn);
Yevgeny Petrilin2a2336f2008-10-22 11:44:46 -0700624
Eli Cohen4c3eb3c2010-08-26 17:19:22 +0300625int mlx4_find_cached_vlan(struct mlx4_dev *dev, u8 port, u16 vid, int *idx);
Yevgeny Petrilin2a2336f2008-10-22 11:44:46 -0700626int mlx4_register_vlan(struct mlx4_dev *dev, u8 port, u16 vlan, int *index);
627void mlx4_unregister_vlan(struct mlx4_dev *dev, u8 port, int index);
628
Jack Morgenstein8ad11fb2007-08-01 12:29:05 +0300629int mlx4_map_phys_fmr(struct mlx4_dev *dev, struct mlx4_fmr *fmr, u64 *page_list,
630 int npages, u64 iova, u32 *lkey, u32 *rkey);
631int mlx4_fmr_alloc(struct mlx4_dev *dev, u32 pd, u32 access, int max_pages,
632 int max_maps, u8 page_shift, struct mlx4_fmr *fmr);
633int mlx4_fmr_enable(struct mlx4_dev *dev, struct mlx4_fmr *fmr);
634void mlx4_fmr_unmap(struct mlx4_dev *dev, struct mlx4_fmr *fmr,
635 u32 *lkey, u32 *rkey);
636int mlx4_fmr_free(struct mlx4_dev *dev, struct mlx4_fmr *fmr);
637int mlx4_SYNC_TPT(struct mlx4_dev *dev);
Yevgeny Petriline7c1c2c42010-08-24 03:46:18 +0000638int mlx4_test_interrupts(struct mlx4_dev *dev);
Yevgeny Petrilin0b7ca5a2011-03-22 22:37:47 +0000639int mlx4_assign_eq(struct mlx4_dev *dev, char* name , int* vector);
640void mlx4_release_eq(struct mlx4_dev *dev, int vec);
Jack Morgenstein8ad11fb2007-08-01 12:29:05 +0300641
Yevgeny Petrilin14c07b12011-03-22 22:37:59 +0000642int mlx4_wol_read(struct mlx4_dev *dev, u64 *config, int port);
643int mlx4_wol_write(struct mlx4_dev *dev, u64 config, int port);
644
Or Gerlitzf2a3f6a2011-06-15 14:47:14 +0000645int mlx4_counter_alloc(struct mlx4_dev *dev, u32 *idx);
646void mlx4_counter_free(struct mlx4_dev *dev, u32 idx);
647
Roland Dreier225c7b12007-05-08 18:00:38 -0700648#endif /* MLX4_DEVICE_H */