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225c7b1f RD |
1 | /* |
2 | * Copyright (c) 2006, 2007 Cisco Systems. All rights reserved. | |
51a379d0 | 3 | * Copyright (c) 2007, 2008 Mellanox Technologies. All rights reserved. |
225c7b1f RD |
4 | * |
5 | * This software is available to you under a choice of one of two | |
6 | * licenses. You may choose to be licensed under the terms of the GNU | |
7 | * General Public License (GPL) Version 2, available from the file | |
8 | * COPYING in the main directory of this source tree, or the | |
9 | * OpenIB.org BSD license below: | |
10 | * | |
11 | * Redistribution and use in source and binary forms, with or | |
12 | * without modification, are permitted provided that the following | |
13 | * conditions are met: | |
14 | * | |
15 | * - Redistributions of source code must retain the above | |
16 | * copyright notice, this list of conditions and the following | |
17 | * disclaimer. | |
18 | * | |
19 | * - Redistributions in binary form must reproduce the above | |
20 | * copyright notice, this list of conditions and the following | |
21 | * disclaimer in the documentation and/or other materials | |
22 | * provided with the distribution. | |
23 | * | |
24 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, | |
25 | * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF | |
26 | * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND | |
27 | * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS | |
28 | * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN | |
29 | * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN | |
30 | * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE | |
31 | * SOFTWARE. | |
32 | */ | |
33 | ||
34 | #ifndef MLX4_IB_H | |
35 | #define MLX4_IB_H | |
36 | ||
37 | #include <linux/compiler.h> | |
38 | #include <linux/list.h> | |
63019d93 | 39 | #include <linux/mutex.h> |
225c7b1f RD |
40 | |
41 | #include <rdma/ib_verbs.h> | |
42 | #include <rdma/ib_umem.h> | |
43 | ||
44 | #include <linux/mlx4/device.h> | |
45 | #include <linux/mlx4/doorbell.h> | |
46 | ||
b1d8eb5a JM |
47 | #define MLX4_IB_DRV_NAME "mlx4_ib" |
48 | ||
49 | #ifdef pr_fmt | |
50 | #undef pr_fmt | |
51 | #endif | |
52 | #define pr_fmt(fmt) "<" MLX4_IB_DRV_NAME "> %s: " fmt, __func__ | |
53 | ||
54 | #define mlx4_ib_warn(ibdev, format, arg...) \ | |
55 | dev_warn((ibdev)->dma_device, MLX4_IB_DRV_NAME ": " format, ## arg) | |
56 | ||
fc2d0044 SG |
57 | enum { |
58 | MLX4_IB_SQ_MIN_WQE_SHIFT = 6, | |
59 | MLX4_IB_MAX_HEADROOM = 2048 | |
60 | }; | |
61 | ||
62 | #define MLX4_IB_SQ_HEADROOM(shift) ((MLX4_IB_MAX_HEADROOM >> (shift)) + 1) | |
63 | #define MLX4_IB_SQ_MAX_SPARE (MLX4_IB_SQ_HEADROOM(MLX4_IB_SQ_MIN_WQE_SHIFT)) | |
64 | ||
225c7b1f RD |
65 | struct mlx4_ib_ucontext { |
66 | struct ib_ucontext ibucontext; | |
67 | struct mlx4_uar uar; | |
68 | struct list_head db_page_list; | |
69 | struct mutex db_page_mutex; | |
70 | }; | |
71 | ||
72 | struct mlx4_ib_pd { | |
73 | struct ib_pd ibpd; | |
74 | u32 pdn; | |
75 | }; | |
76 | ||
012a8ff5 SH |
77 | struct mlx4_ib_xrcd { |
78 | struct ib_xrcd ibxrcd; | |
79 | u32 xrcdn; | |
80 | struct ib_pd *pd; | |
81 | struct ib_cq *cq; | |
82 | }; | |
83 | ||
225c7b1f RD |
84 | struct mlx4_ib_cq_buf { |
85 | struct mlx4_buf buf; | |
86 | struct mlx4_mtt mtt; | |
87 | }; | |
88 | ||
bbf8eed1 VS |
89 | struct mlx4_ib_cq_resize { |
90 | struct mlx4_ib_cq_buf buf; | |
91 | int cqe; | |
92 | }; | |
93 | ||
225c7b1f RD |
94 | struct mlx4_ib_cq { |
95 | struct ib_cq ibcq; | |
96 | struct mlx4_cq mcq; | |
97 | struct mlx4_ib_cq_buf buf; | |
bbf8eed1 | 98 | struct mlx4_ib_cq_resize *resize_buf; |
6296883c | 99 | struct mlx4_db db; |
225c7b1f | 100 | spinlock_t lock; |
bbf8eed1 | 101 | struct mutex resize_mutex; |
225c7b1f | 102 | struct ib_umem *umem; |
bbf8eed1 | 103 | struct ib_umem *resize_umem; |
225c7b1f RD |
104 | }; |
105 | ||
106 | struct mlx4_ib_mr { | |
107 | struct ib_mr ibmr; | |
108 | struct mlx4_mr mmr; | |
109 | struct ib_umem *umem; | |
110 | }; | |
111 | ||
95d04f07 RD |
112 | struct mlx4_ib_fast_reg_page_list { |
113 | struct ib_fast_reg_page_list ibfrpl; | |
2b6b7d4b | 114 | __be64 *mapped_page_list; |
95d04f07 RD |
115 | dma_addr_t map; |
116 | }; | |
117 | ||
8ad11fb6 JM |
118 | struct mlx4_ib_fmr { |
119 | struct ib_fmr ibfmr; | |
120 | struct mlx4_fmr mfmr; | |
121 | }; | |
122 | ||
225c7b1f RD |
123 | struct mlx4_ib_wq { |
124 | u64 *wrid; | |
125 | spinlock_t lock; | |
0e6e7416 RD |
126 | int wqe_cnt; |
127 | int max_post; | |
225c7b1f RD |
128 | int max_gs; |
129 | int offset; | |
130 | int wqe_shift; | |
131 | unsigned head; | |
132 | unsigned tail; | |
133 | }; | |
134 | ||
b832be1e | 135 | enum mlx4_ib_qp_flags { |
1ffeb2eb JM |
136 | MLX4_IB_QP_LSO = IB_QP_CREATE_IPOIB_UD_LSO, |
137 | MLX4_IB_QP_BLOCK_MULTICAST_LOOPBACK = IB_QP_CREATE_BLOCK_MULTICAST_LOOPBACK, | |
138 | MLX4_IB_SRIOV_TUNNEL_QP = 1 << 30, | |
139 | MLX4_IB_SRIOV_SQP = 1 << 31, | |
b832be1e EC |
140 | }; |
141 | ||
fa417f7b EC |
142 | struct mlx4_ib_gid_entry { |
143 | struct list_head list; | |
144 | union ib_gid gid; | |
145 | int added; | |
146 | u8 port; | |
147 | }; | |
148 | ||
1ffeb2eb JM |
149 | enum mlx4_ib_qp_type { |
150 | /* | |
151 | * IB_QPT_SMI and IB_QPT_GSI have to be the first two entries | |
152 | * here (and in that order) since the MAD layer uses them as | |
153 | * indices into a 2-entry table. | |
154 | */ | |
155 | MLX4_IB_QPT_SMI = IB_QPT_SMI, | |
156 | MLX4_IB_QPT_GSI = IB_QPT_GSI, | |
157 | ||
158 | MLX4_IB_QPT_RC = IB_QPT_RC, | |
159 | MLX4_IB_QPT_UC = IB_QPT_UC, | |
160 | MLX4_IB_QPT_UD = IB_QPT_UD, | |
161 | MLX4_IB_QPT_RAW_IPV6 = IB_QPT_RAW_IPV6, | |
162 | MLX4_IB_QPT_RAW_ETHERTYPE = IB_QPT_RAW_ETHERTYPE, | |
163 | MLX4_IB_QPT_RAW_PACKET = IB_QPT_RAW_PACKET, | |
164 | MLX4_IB_QPT_XRC_INI = IB_QPT_XRC_INI, | |
165 | MLX4_IB_QPT_XRC_TGT = IB_QPT_XRC_TGT, | |
166 | ||
167 | MLX4_IB_QPT_PROXY_SMI_OWNER = 1 << 16, | |
168 | MLX4_IB_QPT_PROXY_SMI = 1 << 17, | |
169 | MLX4_IB_QPT_PROXY_GSI = 1 << 18, | |
170 | MLX4_IB_QPT_TUN_SMI_OWNER = 1 << 19, | |
171 | MLX4_IB_QPT_TUN_SMI = 1 << 20, | |
172 | MLX4_IB_QPT_TUN_GSI = 1 << 21, | |
173 | }; | |
174 | ||
175 | #define MLX4_IB_QPT_ANY_SRIOV (MLX4_IB_QPT_PROXY_SMI_OWNER | \ | |
176 | MLX4_IB_QPT_PROXY_SMI | MLX4_IB_QPT_PROXY_GSI | MLX4_IB_QPT_TUN_SMI_OWNER | \ | |
177 | MLX4_IB_QPT_TUN_SMI | MLX4_IB_QPT_TUN_GSI) | |
178 | ||
179 | struct mlx4_ib_tunnel_header { | |
180 | struct mlx4_av av; | |
181 | __be32 remote_qpn; | |
182 | __be32 qkey; | |
183 | __be16 vlan; | |
184 | u8 mac[6]; | |
185 | __be16 pkey_index; | |
186 | u8 reserved[6]; | |
187 | }; | |
188 | ||
189 | struct mlx4_ib_buf { | |
190 | void *addr; | |
191 | dma_addr_t map; | |
192 | }; | |
193 | ||
194 | struct mlx4_rcv_tunnel_hdr { | |
195 | __be32 flags_src_qp; /* flags[6:5] is defined for VLANs: | |
196 | * 0x0 - no vlan was in the packet | |
197 | * 0x01 - C-VLAN was in the packet */ | |
198 | u8 g_ml_path; /* gid bit stands for ipv6/4 header in RoCE */ | |
199 | u8 reserved; | |
200 | __be16 pkey_index; | |
201 | __be16 sl_vid; | |
202 | __be16 slid_mac_47_32; | |
203 | __be32 mac_31_0; | |
204 | }; | |
205 | ||
206 | struct mlx4_ib_proxy_sqp_hdr { | |
207 | struct ib_grh grh; | |
208 | struct mlx4_rcv_tunnel_hdr tun; | |
209 | } __packed; | |
210 | ||
225c7b1f RD |
211 | struct mlx4_ib_qp { |
212 | struct ib_qp ibqp; | |
213 | struct mlx4_qp mqp; | |
214 | struct mlx4_buf buf; | |
215 | ||
6296883c | 216 | struct mlx4_db db; |
225c7b1f RD |
217 | struct mlx4_ib_wq rq; |
218 | ||
219 | u32 doorbell_qpn; | |
220 | __be32 sq_signal_bits; | |
ea54b10c JM |
221 | unsigned sq_next_wqe; |
222 | int sq_max_wqes_per_wr; | |
0e6e7416 | 223 | int sq_spare_wqes; |
225c7b1f RD |
224 | struct mlx4_ib_wq sq; |
225 | ||
1ffeb2eb | 226 | enum mlx4_ib_qp_type mlx4_ib_qp_type; |
225c7b1f RD |
227 | struct ib_umem *umem; |
228 | struct mlx4_mtt mtt; | |
229 | int buf_size; | |
230 | struct mutex mutex; | |
0a1405da | 231 | u16 xrcdn; |
b832be1e | 232 | u32 flags; |
225c7b1f RD |
233 | u8 port; |
234 | u8 alt_port; | |
235 | u8 atomic_rd_en; | |
236 | u8 resp_depth; | |
0e6e7416 | 237 | u8 sq_no_prefetch; |
225c7b1f | 238 | u8 state; |
fa417f7b EC |
239 | int mlx_type; |
240 | struct list_head gid_list; | |
0ff1fb65 | 241 | struct list_head steering_rules; |
1ffeb2eb JM |
242 | struct mlx4_ib_buf *sqp_proxy_rcv; |
243 | ||
225c7b1f RD |
244 | }; |
245 | ||
246 | struct mlx4_ib_srq { | |
247 | struct ib_srq ibsrq; | |
248 | struct mlx4_srq msrq; | |
249 | struct mlx4_buf buf; | |
6296883c | 250 | struct mlx4_db db; |
225c7b1f RD |
251 | u64 *wrid; |
252 | spinlock_t lock; | |
253 | int head; | |
254 | int tail; | |
255 | u16 wqe_ctr; | |
256 | struct ib_umem *umem; | |
257 | struct mlx4_mtt mtt; | |
258 | struct mutex mutex; | |
259 | }; | |
260 | ||
261 | struct mlx4_ib_ah { | |
262 | struct ib_ah ibah; | |
fa417f7b EC |
263 | union mlx4_ext_av av; |
264 | }; | |
265 | ||
1ffeb2eb JM |
266 | struct mlx4_ib_tun_tx_buf { |
267 | struct mlx4_ib_buf buf; | |
268 | struct ib_ah *ah; | |
269 | }; | |
270 | ||
271 | struct mlx4_ib_demux_pv_qp { | |
272 | struct ib_qp *qp; | |
273 | enum ib_qp_type proxy_qpt; | |
274 | struct mlx4_ib_buf *ring; | |
275 | struct mlx4_ib_tun_tx_buf *tx_ring; | |
276 | spinlock_t tx_lock; | |
277 | unsigned tx_ix_head; | |
278 | unsigned tx_ix_tail; | |
279 | }; | |
280 | ||
281 | struct mlx4_ib_demux_pv_ctx { | |
282 | int port; | |
283 | int slave; | |
284 | int has_smi; | |
285 | struct ib_device *ib_dev; | |
286 | struct ib_cq *cq; | |
287 | struct ib_pd *pd; | |
288 | struct ib_mr *mr; | |
289 | struct work_struct work; | |
290 | struct workqueue_struct *wq; | |
291 | struct mlx4_ib_demux_pv_qp qp[2]; | |
292 | }; | |
293 | ||
294 | struct mlx4_ib_demux_ctx { | |
295 | struct ib_device *ib_dev; | |
296 | int port; | |
297 | struct workqueue_struct *wq; | |
298 | struct workqueue_struct *ud_wq; | |
299 | spinlock_t ud_lock; | |
300 | __be64 subnet_prefix; | |
301 | __be64 guid_cache[128]; | |
302 | struct mlx4_ib_dev *dev; | |
303 | struct mlx4_ib_demux_pv_ctx **tun; | |
304 | }; | |
305 | ||
306 | struct mlx4_ib_sriov { | |
307 | struct mlx4_ib_demux_ctx demux[MLX4_MAX_PORTS]; | |
308 | struct mlx4_ib_demux_pv_ctx *sqps[MLX4_MAX_PORTS]; | |
309 | /* when using this spinlock you should use "irq" because | |
310 | * it may be called from interrupt context.*/ | |
311 | spinlock_t going_down_lock; | |
312 | int is_going_down; | |
313 | }; | |
314 | ||
fa417f7b EC |
315 | struct mlx4_ib_iboe { |
316 | spinlock_t lock; | |
317 | struct net_device *netdevs[MLX4_MAX_PORTS]; | |
318 | struct notifier_block nb; | |
319 | union ib_gid gid_table[MLX4_MAX_PORTS][128]; | |
225c7b1f RD |
320 | }; |
321 | ||
322 | struct mlx4_ib_dev { | |
323 | struct ib_device ib_dev; | |
324 | struct mlx4_dev *dev; | |
7ff93f8b | 325 | int num_ports; |
225c7b1f RD |
326 | void __iomem *uar_map; |
327 | ||
225c7b1f RD |
328 | struct mlx4_uar priv_uar; |
329 | u32 priv_pdn; | |
330 | MLX4_DECLARE_DOORBELL_LOCK(uar_lock); | |
331 | ||
332 | struct ib_mad_agent *send_agent[MLX4_MAX_PORTS][2]; | |
333 | struct ib_ah *sm_ah[MLX4_MAX_PORTS]; | |
334 | spinlock_t sm_lock; | |
1ffeb2eb | 335 | struct mlx4_ib_sriov sriov; |
225c7b1f RD |
336 | |
337 | struct mutex cap_mask_mutex; | |
3b4a8cd5 | 338 | bool ib_active; |
fa417f7b | 339 | struct mlx4_ib_iboe iboe; |
cfcde11c | 340 | int counters[MLX4_MAX_PORTS]; |
e605b743 SP |
341 | int *eq_table; |
342 | int eq_added; | |
225c7b1f RD |
343 | }; |
344 | ||
00f5ce99 JM |
345 | struct ib_event_work { |
346 | struct work_struct work; | |
347 | struct mlx4_ib_dev *ib_dev; | |
348 | struct mlx4_eqe ib_eqe; | |
349 | }; | |
350 | ||
1ffeb2eb JM |
351 | struct mlx4_ib_qp_tunnel_init_attr { |
352 | struct ib_qp_init_attr init_attr; | |
353 | int slave; | |
354 | enum ib_qp_type proxy_qp_type; | |
355 | u8 port; | |
356 | }; | |
357 | ||
225c7b1f RD |
358 | static inline struct mlx4_ib_dev *to_mdev(struct ib_device *ibdev) |
359 | { | |
360 | return container_of(ibdev, struct mlx4_ib_dev, ib_dev); | |
361 | } | |
362 | ||
363 | static inline struct mlx4_ib_ucontext *to_mucontext(struct ib_ucontext *ibucontext) | |
364 | { | |
365 | return container_of(ibucontext, struct mlx4_ib_ucontext, ibucontext); | |
366 | } | |
367 | ||
368 | static inline struct mlx4_ib_pd *to_mpd(struct ib_pd *ibpd) | |
369 | { | |
370 | return container_of(ibpd, struct mlx4_ib_pd, ibpd); | |
371 | } | |
372 | ||
012a8ff5 SH |
373 | static inline struct mlx4_ib_xrcd *to_mxrcd(struct ib_xrcd *ibxrcd) |
374 | { | |
375 | return container_of(ibxrcd, struct mlx4_ib_xrcd, ibxrcd); | |
376 | } | |
377 | ||
225c7b1f RD |
378 | static inline struct mlx4_ib_cq *to_mcq(struct ib_cq *ibcq) |
379 | { | |
380 | return container_of(ibcq, struct mlx4_ib_cq, ibcq); | |
381 | } | |
382 | ||
383 | static inline struct mlx4_ib_cq *to_mibcq(struct mlx4_cq *mcq) | |
384 | { | |
385 | return container_of(mcq, struct mlx4_ib_cq, mcq); | |
386 | } | |
387 | ||
388 | static inline struct mlx4_ib_mr *to_mmr(struct ib_mr *ibmr) | |
389 | { | |
390 | return container_of(ibmr, struct mlx4_ib_mr, ibmr); | |
391 | } | |
392 | ||
95d04f07 RD |
393 | static inline struct mlx4_ib_fast_reg_page_list *to_mfrpl(struct ib_fast_reg_page_list *ibfrpl) |
394 | { | |
395 | return container_of(ibfrpl, struct mlx4_ib_fast_reg_page_list, ibfrpl); | |
396 | } | |
397 | ||
8ad11fb6 JM |
398 | static inline struct mlx4_ib_fmr *to_mfmr(struct ib_fmr *ibfmr) |
399 | { | |
400 | return container_of(ibfmr, struct mlx4_ib_fmr, ibfmr); | |
401 | } | |
225c7b1f RD |
402 | static inline struct mlx4_ib_qp *to_mqp(struct ib_qp *ibqp) |
403 | { | |
404 | return container_of(ibqp, struct mlx4_ib_qp, ibqp); | |
405 | } | |
406 | ||
407 | static inline struct mlx4_ib_qp *to_mibqp(struct mlx4_qp *mqp) | |
408 | { | |
409 | return container_of(mqp, struct mlx4_ib_qp, mqp); | |
410 | } | |
411 | ||
412 | static inline struct mlx4_ib_srq *to_msrq(struct ib_srq *ibsrq) | |
413 | { | |
414 | return container_of(ibsrq, struct mlx4_ib_srq, ibsrq); | |
415 | } | |
416 | ||
417 | static inline struct mlx4_ib_srq *to_mibsrq(struct mlx4_srq *msrq) | |
418 | { | |
419 | return container_of(msrq, struct mlx4_ib_srq, msrq); | |
420 | } | |
421 | ||
422 | static inline struct mlx4_ib_ah *to_mah(struct ib_ah *ibah) | |
423 | { | |
424 | return container_of(ibah, struct mlx4_ib_ah, ibah); | |
425 | } | |
426 | ||
225c7b1f | 427 | int mlx4_ib_db_map_user(struct mlx4_ib_ucontext *context, unsigned long virt, |
6296883c YP |
428 | struct mlx4_db *db); |
429 | void mlx4_ib_db_unmap_user(struct mlx4_ib_ucontext *context, struct mlx4_db *db); | |
225c7b1f RD |
430 | |
431 | struct ib_mr *mlx4_ib_get_dma_mr(struct ib_pd *pd, int acc); | |
432 | int mlx4_ib_umem_write_mtt(struct mlx4_ib_dev *dev, struct mlx4_mtt *mtt, | |
433 | struct ib_umem *umem); | |
434 | struct ib_mr *mlx4_ib_reg_user_mr(struct ib_pd *pd, u64 start, u64 length, | |
435 | u64 virt_addr, int access_flags, | |
436 | struct ib_udata *udata); | |
437 | int mlx4_ib_dereg_mr(struct ib_mr *mr); | |
95d04f07 RD |
438 | struct ib_mr *mlx4_ib_alloc_fast_reg_mr(struct ib_pd *pd, |
439 | int max_page_list_len); | |
440 | struct ib_fast_reg_page_list *mlx4_ib_alloc_fast_reg_page_list(struct ib_device *ibdev, | |
441 | int page_list_len); | |
442 | void mlx4_ib_free_fast_reg_page_list(struct ib_fast_reg_page_list *page_list); | |
225c7b1f | 443 | |
3fdcb97f | 444 | int mlx4_ib_modify_cq(struct ib_cq *cq, u16 cq_count, u16 cq_period); |
bbf8eed1 | 445 | int mlx4_ib_resize_cq(struct ib_cq *ibcq, int entries, struct ib_udata *udata); |
225c7b1f RD |
446 | struct ib_cq *mlx4_ib_create_cq(struct ib_device *ibdev, int entries, int vector, |
447 | struct ib_ucontext *context, | |
448 | struct ib_udata *udata); | |
449 | int mlx4_ib_destroy_cq(struct ib_cq *cq); | |
450 | int mlx4_ib_poll_cq(struct ib_cq *ibcq, int num_entries, struct ib_wc *wc); | |
451 | int mlx4_ib_arm_cq(struct ib_cq *cq, enum ib_cq_notify_flags flags); | |
452 | void __mlx4_ib_cq_clean(struct mlx4_ib_cq *cq, u32 qpn, struct mlx4_ib_srq *srq); | |
453 | void mlx4_ib_cq_clean(struct mlx4_ib_cq *cq, u32 qpn, struct mlx4_ib_srq *srq); | |
454 | ||
455 | struct ib_ah *mlx4_ib_create_ah(struct ib_pd *pd, struct ib_ah_attr *ah_attr); | |
456 | int mlx4_ib_query_ah(struct ib_ah *ibah, struct ib_ah_attr *ah_attr); | |
457 | int mlx4_ib_destroy_ah(struct ib_ah *ah); | |
458 | ||
459 | struct ib_srq *mlx4_ib_create_srq(struct ib_pd *pd, | |
460 | struct ib_srq_init_attr *init_attr, | |
461 | struct ib_udata *udata); | |
462 | int mlx4_ib_modify_srq(struct ib_srq *ibsrq, struct ib_srq_attr *attr, | |
463 | enum ib_srq_attr_mask attr_mask, struct ib_udata *udata); | |
65541cb7 | 464 | int mlx4_ib_query_srq(struct ib_srq *srq, struct ib_srq_attr *srq_attr); |
225c7b1f RD |
465 | int mlx4_ib_destroy_srq(struct ib_srq *srq); |
466 | void mlx4_ib_free_srq_wqe(struct mlx4_ib_srq *srq, int wqe_index); | |
467 | int mlx4_ib_post_srq_recv(struct ib_srq *ibsrq, struct ib_recv_wr *wr, | |
468 | struct ib_recv_wr **bad_wr); | |
469 | ||
470 | struct ib_qp *mlx4_ib_create_qp(struct ib_pd *pd, | |
471 | struct ib_qp_init_attr *init_attr, | |
472 | struct ib_udata *udata); | |
473 | int mlx4_ib_destroy_qp(struct ib_qp *qp); | |
474 | int mlx4_ib_modify_qp(struct ib_qp *ibqp, struct ib_qp_attr *attr, | |
475 | int attr_mask, struct ib_udata *udata); | |
6a775e2b JM |
476 | int mlx4_ib_query_qp(struct ib_qp *ibqp, struct ib_qp_attr *qp_attr, int qp_attr_mask, |
477 | struct ib_qp_init_attr *qp_init_attr); | |
225c7b1f RD |
478 | int mlx4_ib_post_send(struct ib_qp *ibqp, struct ib_send_wr *wr, |
479 | struct ib_send_wr **bad_wr); | |
480 | int mlx4_ib_post_recv(struct ib_qp *ibqp, struct ib_recv_wr *wr, | |
481 | struct ib_recv_wr **bad_wr); | |
482 | ||
483 | int mlx4_MAD_IFC(struct mlx4_ib_dev *dev, int ignore_mkey, int ignore_bkey, | |
484 | int port, struct ib_wc *in_wc, struct ib_grh *in_grh, | |
485 | void *in_mad, void *response_mad); | |
486 | int mlx4_ib_process_mad(struct ib_device *ibdev, int mad_flags, u8 port_num, | |
487 | struct ib_wc *in_wc, struct ib_grh *in_grh, | |
488 | struct ib_mad *in_mad, struct ib_mad *out_mad); | |
489 | int mlx4_ib_mad_init(struct mlx4_ib_dev *dev); | |
490 | void mlx4_ib_mad_cleanup(struct mlx4_ib_dev *dev); | |
491 | ||
8ad11fb6 JM |
492 | struct ib_fmr *mlx4_ib_fmr_alloc(struct ib_pd *pd, int mr_access_flags, |
493 | struct ib_fmr_attr *fmr_attr); | |
494 | int mlx4_ib_map_phys_fmr(struct ib_fmr *ibfmr, u64 *page_list, int npages, | |
495 | u64 iova); | |
496 | int mlx4_ib_unmap_fmr(struct list_head *fmr_list); | |
497 | int mlx4_ib_fmr_dealloc(struct ib_fmr *fmr); | |
498 | ||
fa417f7b EC |
499 | int mlx4_ib_resolve_grh(struct mlx4_ib_dev *dev, const struct ib_ah_attr *ah_attr, |
500 | u8 *mac, int *is_mcast, u8 port); | |
501 | ||
225c7b1f RD |
502 | static inline int mlx4_ib_ah_grh_present(struct mlx4_ib_ah *ah) |
503 | { | |
fa417f7b EC |
504 | u8 port = be32_to_cpu(ah->av.ib.port_pd) >> 24 & 3; |
505 | ||
506 | if (rdma_port_get_link_layer(ah->ibah.device, port) == IB_LINK_LAYER_ETHERNET) | |
507 | return 1; | |
508 | ||
509 | return !!(ah->av.ib.g_slid & 0x80); | |
225c7b1f RD |
510 | } |
511 | ||
fa417f7b EC |
512 | int mlx4_ib_add_mc(struct mlx4_ib_dev *mdev, struct mlx4_ib_qp *mqp, |
513 | union ib_gid *gid); | |
514 | ||
00f5ce99 JM |
515 | void mlx4_ib_dispatch_event(struct mlx4_ib_dev *dev, u8 port_num, |
516 | enum ib_event_type type); | |
517 | ||
225c7b1f | 518 | #endif /* MLX4_IB_H */ |