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e126ba97 | 1 | /* |
302bdf68 | 2 | * Copyright (c) 2013-2015, Mellanox Technologies. All rights reserved. |
e126ba97 EC |
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 MLX5_DRIVER_H | |
34 | #define MLX5_DRIVER_H | |
35 | ||
36 | #include <linux/kernel.h> | |
37 | #include <linux/completion.h> | |
38 | #include <linux/pci.h> | |
ce1e51d8 | 39 | #include <linux/irq.h> |
e126ba97 EC |
40 | #include <linux/spinlock_types.h> |
41 | #include <linux/semaphore.h> | |
6ecde51d | 42 | #include <linux/slab.h> |
e126ba97 EC |
43 | #include <linux/vmalloc.h> |
44 | #include <linux/radix-tree.h> | |
43a335e0 | 45 | #include <linux/workqueue.h> |
d9aaed83 | 46 | #include <linux/mempool.h> |
94c6825e | 47 | #include <linux/interrupt.h> |
52ec462e | 48 | #include <linux/idr.h> |
6ecde51d | 49 | |
e126ba97 EC |
50 | #include <linux/mlx5/device.h> |
51 | #include <linux/mlx5/doorbell.h> | |
af1ba291 | 52 | #include <linux/mlx5/srq.h> |
e126ba97 EC |
53 | |
54 | enum { | |
55 | MLX5_BOARD_ID_LEN = 64, | |
56 | MLX5_MAX_NAME_LEN = 16, | |
57 | }; | |
58 | ||
59 | enum { | |
60 | /* one minute for the sake of bringup. Generally, commands must always | |
61 | * complete and we may need to increase this timeout value | |
62 | */ | |
6b6c07bd | 63 | MLX5_CMD_TIMEOUT_MSEC = 60 * 1000, |
e126ba97 EC |
64 | MLX5_CMD_WQ_MAX_NAME = 32, |
65 | }; | |
66 | ||
67 | enum { | |
68 | CMD_OWNER_SW = 0x0, | |
69 | CMD_OWNER_HW = 0x1, | |
70 | CMD_STATUS_SUCCESS = 0, | |
71 | }; | |
72 | ||
73 | enum mlx5_sqp_t { | |
74 | MLX5_SQP_SMI = 0, | |
75 | MLX5_SQP_GSI = 1, | |
76 | MLX5_SQP_IEEE_1588 = 2, | |
77 | MLX5_SQP_SNIFFER = 3, | |
78 | MLX5_SQP_SYNC_UMR = 4, | |
79 | }; | |
80 | ||
81 | enum { | |
82 | MLX5_MAX_PORTS = 2, | |
83 | }; | |
84 | ||
85 | enum { | |
86 | MLX5_EQ_VEC_PAGES = 0, | |
87 | MLX5_EQ_VEC_CMD = 1, | |
88 | MLX5_EQ_VEC_ASYNC = 2, | |
d9aaed83 | 89 | MLX5_EQ_VEC_PFAULT = 3, |
e126ba97 EC |
90 | MLX5_EQ_VEC_COMP_BASE, |
91 | }; | |
92 | ||
93 | enum { | |
db058a18 | 94 | MLX5_MAX_IRQ_NAME = 32 |
e126ba97 EC |
95 | }; |
96 | ||
97 | enum { | |
98 | MLX5_ATOMIC_MODE_IB_COMP = 1 << 16, | |
99 | MLX5_ATOMIC_MODE_CX = 2 << 16, | |
100 | MLX5_ATOMIC_MODE_8B = 3 << 16, | |
101 | MLX5_ATOMIC_MODE_16B = 4 << 16, | |
102 | MLX5_ATOMIC_MODE_32B = 5 << 16, | |
103 | MLX5_ATOMIC_MODE_64B = 6 << 16, | |
104 | MLX5_ATOMIC_MODE_128B = 7 << 16, | |
105 | MLX5_ATOMIC_MODE_256B = 8 << 16, | |
106 | }; | |
107 | ||
e126ba97 | 108 | enum { |
4f3961ee SM |
109 | MLX5_REG_QETCR = 0x4005, |
110 | MLX5_REG_QTCT = 0x400a, | |
341c5ee2 HN |
111 | MLX5_REG_DCBX_PARAM = 0x4020, |
112 | MLX5_REG_DCBX_APP = 0x4021, | |
e29341fb IT |
113 | MLX5_REG_FPGA_CAP = 0x4022, |
114 | MLX5_REG_FPGA_CTRL = 0x4023, | |
a9956d35 | 115 | MLX5_REG_FPGA_ACCESS_REG = 0x4024, |
e126ba97 EC |
116 | MLX5_REG_PCAP = 0x5001, |
117 | MLX5_REG_PMTU = 0x5003, | |
118 | MLX5_REG_PTYS = 0x5004, | |
119 | MLX5_REG_PAOS = 0x5006, | |
3c2d18ef | 120 | MLX5_REG_PFCC = 0x5007, |
efea389d | 121 | MLX5_REG_PPCNT = 0x5008, |
e126ba97 EC |
122 | MLX5_REG_PMAOS = 0x5012, |
123 | MLX5_REG_PUDE = 0x5009, | |
124 | MLX5_REG_PMPE = 0x5010, | |
125 | MLX5_REG_PELC = 0x500e, | |
a124d13e | 126 | MLX5_REG_PVLC = 0x500f, |
94cb1ebb | 127 | MLX5_REG_PCMR = 0x5041, |
bb64143e | 128 | MLX5_REG_PMLP = 0x5002, |
cfdcbcea | 129 | MLX5_REG_PCAM = 0x507f, |
e126ba97 EC |
130 | MLX5_REG_NODE_DESC = 0x6001, |
131 | MLX5_REG_HOST_ENDIANNESS = 0x7004, | |
bb64143e | 132 | MLX5_REG_MCIA = 0x9014, |
da54d24e | 133 | MLX5_REG_MLCR = 0x902b, |
8ed1a630 | 134 | MLX5_REG_MPCNT = 0x9051, |
f9a1ef72 EE |
135 | MLX5_REG_MTPPS = 0x9053, |
136 | MLX5_REG_MTPPSE = 0x9054, | |
47176289 OG |
137 | MLX5_REG_MCQI = 0x9061, |
138 | MLX5_REG_MCC = 0x9062, | |
139 | MLX5_REG_MCDA = 0x9063, | |
cfdcbcea | 140 | MLX5_REG_MCAM = 0x907f, |
e126ba97 EC |
141 | }; |
142 | ||
341c5ee2 HN |
143 | enum mlx5_dcbx_oper_mode { |
144 | MLX5E_DCBX_PARAM_VER_OPER_HOST = 0x0, | |
145 | MLX5E_DCBX_PARAM_VER_OPER_AUTO = 0x3, | |
146 | }; | |
147 | ||
da7525d2 EBE |
148 | enum { |
149 | MLX5_ATOMIC_OPS_CMP_SWAP = 1 << 0, | |
150 | MLX5_ATOMIC_OPS_FETCH_ADD = 1 << 1, | |
151 | }; | |
152 | ||
e420f0c0 HE |
153 | enum mlx5_page_fault_resume_flags { |
154 | MLX5_PAGE_FAULT_RESUME_REQUESTOR = 1 << 0, | |
155 | MLX5_PAGE_FAULT_RESUME_WRITE = 1 << 1, | |
156 | MLX5_PAGE_FAULT_RESUME_RDMA = 1 << 2, | |
157 | MLX5_PAGE_FAULT_RESUME_ERROR = 1 << 7, | |
158 | }; | |
159 | ||
e126ba97 EC |
160 | enum dbg_rsc_type { |
161 | MLX5_DBG_RSC_QP, | |
162 | MLX5_DBG_RSC_EQ, | |
163 | MLX5_DBG_RSC_CQ, | |
164 | }; | |
165 | ||
7ecf6d8f BW |
166 | enum port_state_policy { |
167 | MLX5_POLICY_DOWN = 0, | |
168 | MLX5_POLICY_UP = 1, | |
169 | MLX5_POLICY_FOLLOW = 2, | |
170 | MLX5_POLICY_INVALID = 0xffffffff | |
171 | }; | |
172 | ||
e126ba97 EC |
173 | struct mlx5_field_desc { |
174 | struct dentry *dent; | |
175 | int i; | |
176 | }; | |
177 | ||
178 | struct mlx5_rsc_debug { | |
179 | struct mlx5_core_dev *dev; | |
180 | void *object; | |
181 | enum dbg_rsc_type type; | |
182 | struct dentry *root; | |
183 | struct mlx5_field_desc fields[0]; | |
184 | }; | |
185 | ||
186 | enum mlx5_dev_event { | |
187 | MLX5_DEV_EVENT_SYS_ERROR, | |
188 | MLX5_DEV_EVENT_PORT_UP, | |
189 | MLX5_DEV_EVENT_PORT_DOWN, | |
190 | MLX5_DEV_EVENT_PORT_INITIALIZED, | |
191 | MLX5_DEV_EVENT_LID_CHANGE, | |
192 | MLX5_DEV_EVENT_PKEY_CHANGE, | |
193 | MLX5_DEV_EVENT_GUID_CHANGE, | |
194 | MLX5_DEV_EVENT_CLIENT_REREG, | |
f9a1ef72 | 195 | MLX5_DEV_EVENT_PPS, |
246ac981 | 196 | MLX5_DEV_EVENT_DELAY_DROP_TIMEOUT, |
e126ba97 EC |
197 | }; |
198 | ||
4c916a79 | 199 | enum mlx5_port_status { |
6fa1bcab AS |
200 | MLX5_PORT_UP = 1, |
201 | MLX5_PORT_DOWN = 2, | |
4c916a79 RS |
202 | }; |
203 | ||
d9aaed83 AK |
204 | enum mlx5_eq_type { |
205 | MLX5_EQ_TYPE_COMP, | |
206 | MLX5_EQ_TYPE_ASYNC, | |
207 | #ifdef CONFIG_INFINIBAND_ON_DEMAND_PAGING | |
208 | MLX5_EQ_TYPE_PF, | |
209 | #endif | |
210 | }; | |
211 | ||
2f5ff264 | 212 | struct mlx5_bfreg_info { |
b037c29a | 213 | u32 *sys_pages; |
2f5ff264 | 214 | int num_low_latency_bfregs; |
e126ba97 | 215 | unsigned int *count; |
e126ba97 EC |
216 | |
217 | /* | |
2f5ff264 | 218 | * protect bfreg allocation data structs |
e126ba97 EC |
219 | */ |
220 | struct mutex lock; | |
78c0f98c | 221 | u32 ver; |
b037c29a EC |
222 | bool lib_uar_4k; |
223 | u32 num_sys_pages; | |
e126ba97 EC |
224 | }; |
225 | ||
226 | struct mlx5_cmd_first { | |
227 | __be32 data[4]; | |
228 | }; | |
229 | ||
230 | struct mlx5_cmd_msg { | |
231 | struct list_head list; | |
0ac3ea70 | 232 | struct cmd_msg_cache *parent; |
e126ba97 EC |
233 | u32 len; |
234 | struct mlx5_cmd_first first; | |
235 | struct mlx5_cmd_mailbox *next; | |
236 | }; | |
237 | ||
238 | struct mlx5_cmd_debug { | |
239 | struct dentry *dbg_root; | |
240 | struct dentry *dbg_in; | |
241 | struct dentry *dbg_out; | |
242 | struct dentry *dbg_outlen; | |
243 | struct dentry *dbg_status; | |
244 | struct dentry *dbg_run; | |
245 | void *in_msg; | |
246 | void *out_msg; | |
247 | u8 status; | |
248 | u16 inlen; | |
249 | u16 outlen; | |
250 | }; | |
251 | ||
0ac3ea70 | 252 | struct cmd_msg_cache { |
e126ba97 EC |
253 | /* protect block chain allocations |
254 | */ | |
255 | spinlock_t lock; | |
256 | struct list_head head; | |
0ac3ea70 MHY |
257 | unsigned int max_inbox_size; |
258 | unsigned int num_ent; | |
e126ba97 EC |
259 | }; |
260 | ||
0ac3ea70 MHY |
261 | enum { |
262 | MLX5_NUM_COMMAND_CACHES = 5, | |
e126ba97 EC |
263 | }; |
264 | ||
265 | struct mlx5_cmd_stats { | |
266 | u64 sum; | |
267 | u64 n; | |
268 | struct dentry *root; | |
269 | struct dentry *avg; | |
270 | struct dentry *count; | |
271 | /* protect command average calculations */ | |
272 | spinlock_t lock; | |
273 | }; | |
274 | ||
275 | struct mlx5_cmd { | |
64599cca EC |
276 | void *cmd_alloc_buf; |
277 | dma_addr_t alloc_dma; | |
278 | int alloc_size; | |
e126ba97 EC |
279 | void *cmd_buf; |
280 | dma_addr_t dma; | |
281 | u16 cmdif_rev; | |
282 | u8 log_sz; | |
283 | u8 log_stride; | |
284 | int max_reg_cmds; | |
285 | int events; | |
286 | u32 __iomem *vector; | |
287 | ||
288 | /* protect command queue allocations | |
289 | */ | |
290 | spinlock_t alloc_lock; | |
291 | ||
292 | /* protect token allocations | |
293 | */ | |
294 | spinlock_t token_lock; | |
295 | u8 token; | |
296 | unsigned long bitmask; | |
297 | char wq_name[MLX5_CMD_WQ_MAX_NAME]; | |
298 | struct workqueue_struct *wq; | |
299 | struct semaphore sem; | |
300 | struct semaphore pages_sem; | |
301 | int mode; | |
302 | struct mlx5_cmd_work_ent *ent_arr[MLX5_MAX_COMMANDS]; | |
18c90df9 | 303 | struct dma_pool *pool; |
e126ba97 | 304 | struct mlx5_cmd_debug dbg; |
0ac3ea70 | 305 | struct cmd_msg_cache cache[MLX5_NUM_COMMAND_CACHES]; |
e126ba97 EC |
306 | int checksum_disabled; |
307 | struct mlx5_cmd_stats stats[MLX5_CMD_OP_MAX]; | |
308 | }; | |
309 | ||
310 | struct mlx5_port_caps { | |
311 | int gid_table_len; | |
312 | int pkey_table_len; | |
938fe83c | 313 | u8 ext_port_cap; |
c43f1112 | 314 | bool has_smi; |
e126ba97 EC |
315 | }; |
316 | ||
317 | struct mlx5_cmd_mailbox { | |
318 | void *buf; | |
319 | dma_addr_t dma; | |
320 | struct mlx5_cmd_mailbox *next; | |
321 | }; | |
322 | ||
323 | struct mlx5_buf_list { | |
324 | void *buf; | |
325 | dma_addr_t map; | |
326 | }; | |
327 | ||
328 | struct mlx5_buf { | |
329 | struct mlx5_buf_list direct; | |
e126ba97 | 330 | int npages; |
e126ba97 | 331 | int size; |
f241e749 | 332 | u8 page_shift; |
e126ba97 EC |
333 | }; |
334 | ||
1c1b5228 TT |
335 | struct mlx5_frag_buf { |
336 | struct mlx5_buf_list *frags; | |
337 | int npages; | |
338 | int size; | |
339 | u8 page_shift; | |
340 | }; | |
341 | ||
94c6825e MB |
342 | struct mlx5_eq_tasklet { |
343 | struct list_head list; | |
344 | struct list_head process_list; | |
345 | struct tasklet_struct task; | |
346 | /* lock on completion tasklet list */ | |
347 | spinlock_t lock; | |
348 | }; | |
349 | ||
d9aaed83 AK |
350 | struct mlx5_eq_pagefault { |
351 | struct work_struct work; | |
352 | /* Pagefaults lock */ | |
353 | spinlock_t lock; | |
354 | struct workqueue_struct *wq; | |
355 | mempool_t *pool; | |
356 | }; | |
357 | ||
e126ba97 EC |
358 | struct mlx5_eq { |
359 | struct mlx5_core_dev *dev; | |
360 | __be32 __iomem *doorbell; | |
361 | u32 cons_index; | |
362 | struct mlx5_buf buf; | |
363 | int size; | |
0b6e26ce | 364 | unsigned int irqn; |
e126ba97 EC |
365 | u8 eqn; |
366 | int nent; | |
367 | u64 mask; | |
e126ba97 EC |
368 | struct list_head list; |
369 | int index; | |
370 | struct mlx5_rsc_debug *dbg; | |
d9aaed83 AK |
371 | enum mlx5_eq_type type; |
372 | union { | |
373 | struct mlx5_eq_tasklet tasklet_ctx; | |
374 | #ifdef CONFIG_INFINIBAND_ON_DEMAND_PAGING | |
375 | struct mlx5_eq_pagefault pf_ctx; | |
376 | #endif | |
377 | }; | |
e126ba97 EC |
378 | }; |
379 | ||
3121e3c4 SG |
380 | struct mlx5_core_psv { |
381 | u32 psv_idx; | |
382 | struct psv_layout { | |
383 | u32 pd; | |
384 | u16 syndrome; | |
385 | u16 reserved; | |
386 | u16 bg; | |
387 | u16 app_tag; | |
388 | u32 ref_tag; | |
389 | } psv; | |
390 | }; | |
391 | ||
392 | struct mlx5_core_sig_ctx { | |
393 | struct mlx5_core_psv psv_memory; | |
394 | struct mlx5_core_psv psv_wire; | |
d5436ba0 SG |
395 | struct ib_sig_err err_item; |
396 | bool sig_status_checked; | |
397 | bool sig_err_exists; | |
398 | u32 sigerr_count; | |
3121e3c4 | 399 | }; |
e126ba97 | 400 | |
aa8e08d2 AK |
401 | enum { |
402 | MLX5_MKEY_MR = 1, | |
403 | MLX5_MKEY_MW, | |
404 | }; | |
405 | ||
a606b0f6 | 406 | struct mlx5_core_mkey { |
e126ba97 EC |
407 | u64 iova; |
408 | u64 size; | |
409 | u32 key; | |
410 | u32 pd; | |
aa8e08d2 | 411 | u32 type; |
e126ba97 EC |
412 | }; |
413 | ||
d9aaed83 AK |
414 | #define MLX5_24BIT_MASK ((1 << 24) - 1) |
415 | ||
5903325a | 416 | enum mlx5_res_type { |
e2013b21 | 417 | MLX5_RES_QP = MLX5_EVENT_QUEUE_TYPE_QP, |
418 | MLX5_RES_RQ = MLX5_EVENT_QUEUE_TYPE_RQ, | |
419 | MLX5_RES_SQ = MLX5_EVENT_QUEUE_TYPE_SQ, | |
420 | MLX5_RES_SRQ = 3, | |
421 | MLX5_RES_XSRQ = 4, | |
5b3ec3fc | 422 | MLX5_RES_XRQ = 5, |
5903325a EC |
423 | }; |
424 | ||
425 | struct mlx5_core_rsc_common { | |
426 | enum mlx5_res_type res; | |
427 | atomic_t refcount; | |
428 | struct completion free; | |
429 | }; | |
430 | ||
e126ba97 | 431 | struct mlx5_core_srq { |
01949d01 | 432 | struct mlx5_core_rsc_common common; /* must be first */ |
e126ba97 EC |
433 | u32 srqn; |
434 | int max; | |
cf1eb16e BP |
435 | size_t max_gs; |
436 | size_t max_avail_gather; | |
e126ba97 EC |
437 | int wqe_shift; |
438 | void (*event) (struct mlx5_core_srq *, enum mlx5_event); | |
439 | ||
440 | atomic_t refcount; | |
441 | struct completion free; | |
442 | }; | |
443 | ||
444 | struct mlx5_eq_table { | |
445 | void __iomem *update_ci; | |
446 | void __iomem *update_arm_ci; | |
233d05d2 | 447 | struct list_head comp_eqs_list; |
e126ba97 EC |
448 | struct mlx5_eq pages_eq; |
449 | struct mlx5_eq async_eq; | |
450 | struct mlx5_eq cmd_eq; | |
d9aaed83 AK |
451 | #ifdef CONFIG_INFINIBAND_ON_DEMAND_PAGING |
452 | struct mlx5_eq pfault_eq; | |
453 | #endif | |
e126ba97 EC |
454 | int num_comp_vectors; |
455 | /* protect EQs list | |
456 | */ | |
457 | spinlock_t lock; | |
458 | }; | |
459 | ||
a6d51b68 | 460 | struct mlx5_uars_page { |
e126ba97 | 461 | void __iomem *map; |
a6d51b68 EC |
462 | bool wc; |
463 | u32 index; | |
464 | struct list_head list; | |
465 | unsigned int bfregs; | |
466 | unsigned long *reg_bitmap; /* for non fast path bf regs */ | |
467 | unsigned long *fp_bitmap; | |
468 | unsigned int reg_avail; | |
469 | unsigned int fp_avail; | |
470 | struct kref ref_count; | |
471 | struct mlx5_core_dev *mdev; | |
e126ba97 EC |
472 | }; |
473 | ||
a6d51b68 EC |
474 | struct mlx5_bfreg_head { |
475 | /* protect blue flame registers allocations */ | |
476 | struct mutex lock; | |
477 | struct list_head list; | |
478 | }; | |
479 | ||
480 | struct mlx5_bfreg_data { | |
481 | struct mlx5_bfreg_head reg_head; | |
482 | struct mlx5_bfreg_head wc_head; | |
483 | }; | |
484 | ||
485 | struct mlx5_sq_bfreg { | |
486 | void __iomem *map; | |
487 | struct mlx5_uars_page *up; | |
488 | bool wc; | |
489 | u32 index; | |
490 | unsigned int offset; | |
491 | }; | |
e126ba97 EC |
492 | |
493 | struct mlx5_core_health { | |
494 | struct health_buffer __iomem *health; | |
495 | __be32 __iomem *health_counter; | |
496 | struct timer_list timer; | |
e126ba97 EC |
497 | u32 prev; |
498 | int miss_counter; | |
fd76ee4d | 499 | bool sick; |
05ac2c0b MHY |
500 | /* wq spinlock to synchronize draining */ |
501 | spinlock_t wq_lock; | |
ac6ea6e8 | 502 | struct workqueue_struct *wq; |
05ac2c0b | 503 | unsigned long flags; |
ac6ea6e8 | 504 | struct work_struct work; |
04c0c1ab | 505 | struct delayed_work recover_work; |
e126ba97 EC |
506 | }; |
507 | ||
508 | struct mlx5_cq_table { | |
509 | /* protect radix tree | |
510 | */ | |
511 | spinlock_t lock; | |
512 | struct radix_tree_root tree; | |
513 | }; | |
514 | ||
515 | struct mlx5_qp_table { | |
516 | /* protect radix tree | |
517 | */ | |
518 | spinlock_t lock; | |
519 | struct radix_tree_root tree; | |
520 | }; | |
521 | ||
522 | struct mlx5_srq_table { | |
523 | /* protect radix tree | |
524 | */ | |
525 | spinlock_t lock; | |
526 | struct radix_tree_root tree; | |
527 | }; | |
528 | ||
a606b0f6 | 529 | struct mlx5_mkey_table { |
3bcdb17a SG |
530 | /* protect radix tree |
531 | */ | |
532 | rwlock_t lock; | |
533 | struct radix_tree_root tree; | |
534 | }; | |
535 | ||
fc50db98 EC |
536 | struct mlx5_vf_context { |
537 | int enabled; | |
7ecf6d8f BW |
538 | u64 port_guid; |
539 | u64 node_guid; | |
540 | enum port_state_policy policy; | |
fc50db98 EC |
541 | }; |
542 | ||
543 | struct mlx5_core_sriov { | |
544 | struct mlx5_vf_context *vfs_ctx; | |
545 | int num_vfs; | |
546 | int enabled_vfs; | |
547 | }; | |
548 | ||
db058a18 | 549 | struct mlx5_irq_info { |
8f5bbb29 | 550 | cpumask_var_t mask; |
db058a18 SM |
551 | char name[MLX5_MAX_IRQ_NAME]; |
552 | }; | |
553 | ||
43a335e0 | 554 | struct mlx5_fc_stats { |
29cc6679 | 555 | struct rb_root counters; |
43a335e0 AV |
556 | struct list_head addlist; |
557 | /* protect addlist add/splice operations */ | |
558 | spinlock_t addlist_lock; | |
559 | ||
560 | struct workqueue_struct *wq; | |
561 | struct delayed_work work; | |
562 | unsigned long next_query; | |
f6dfb4c3 | 563 | unsigned long sampling_interval; /* jiffies */ |
43a335e0 AV |
564 | }; |
565 | ||
eeb66cdb | 566 | struct mlx5_mpfs; |
073bb189 | 567 | struct mlx5_eswitch; |
7907f23a | 568 | struct mlx5_lag; |
d9aaed83 | 569 | struct mlx5_pagefault; |
073bb189 | 570 | |
1466cc5b YP |
571 | struct mlx5_rl_entry { |
572 | u32 rate; | |
573 | u16 index; | |
574 | u16 refcount; | |
575 | }; | |
576 | ||
577 | struct mlx5_rl_table { | |
578 | /* protect rate limit table */ | |
579 | struct mutex rl_lock; | |
580 | u16 max_size; | |
581 | u32 max_rate; | |
582 | u32 min_rate; | |
583 | struct mlx5_rl_entry *rl_entry; | |
584 | }; | |
585 | ||
d4eb4cd7 HN |
586 | enum port_module_event_status_type { |
587 | MLX5_MODULE_STATUS_PLUGGED = 0x1, | |
588 | MLX5_MODULE_STATUS_UNPLUGGED = 0x2, | |
589 | MLX5_MODULE_STATUS_ERROR = 0x3, | |
590 | MLX5_MODULE_STATUS_NUM = 0x3, | |
591 | }; | |
592 | ||
593 | enum port_module_event_error_type { | |
594 | MLX5_MODULE_EVENT_ERROR_POWER_BUDGET_EXCEEDED, | |
595 | MLX5_MODULE_EVENT_ERROR_LONG_RANGE_FOR_NON_MLNX_CABLE_MODULE, | |
596 | MLX5_MODULE_EVENT_ERROR_BUS_STUCK, | |
597 | MLX5_MODULE_EVENT_ERROR_NO_EEPROM_RETRY_TIMEOUT, | |
598 | MLX5_MODULE_EVENT_ERROR_ENFORCE_PART_NUMBER_LIST, | |
599 | MLX5_MODULE_EVENT_ERROR_UNKNOWN_IDENTIFIER, | |
600 | MLX5_MODULE_EVENT_ERROR_HIGH_TEMPERATURE, | |
601 | MLX5_MODULE_EVENT_ERROR_BAD_CABLE, | |
602 | MLX5_MODULE_EVENT_ERROR_UNKNOWN, | |
603 | MLX5_MODULE_EVENT_ERROR_NUM, | |
604 | }; | |
605 | ||
606 | struct mlx5_port_module_event_stats { | |
607 | u64 status_counters[MLX5_MODULE_STATUS_NUM]; | |
608 | u64 error_counters[MLX5_MODULE_EVENT_ERROR_NUM]; | |
609 | }; | |
610 | ||
e126ba97 EC |
611 | struct mlx5_priv { |
612 | char name[MLX5_MAX_NAME_LEN]; | |
613 | struct mlx5_eq_table eq_table; | |
db058a18 | 614 | struct mlx5_irq_info *irq_info; |
e126ba97 EC |
615 | |
616 | /* pages stuff */ | |
617 | struct workqueue_struct *pg_wq; | |
618 | struct rb_root page_root; | |
619 | int fw_pages; | |
6aec21f6 | 620 | atomic_t reg_pages; |
bf0bf77f | 621 | struct list_head free_list; |
fc50db98 | 622 | int vfs_pages; |
e126ba97 EC |
623 | |
624 | struct mlx5_core_health health; | |
625 | ||
626 | struct mlx5_srq_table srq_table; | |
627 | ||
628 | /* start: qp staff */ | |
629 | struct mlx5_qp_table qp_table; | |
630 | struct dentry *qp_debugfs; | |
631 | struct dentry *eq_debugfs; | |
632 | struct dentry *cq_debugfs; | |
633 | struct dentry *cmdif_debugfs; | |
634 | /* end: qp staff */ | |
635 | ||
636 | /* start: cq staff */ | |
637 | struct mlx5_cq_table cq_table; | |
638 | /* end: cq staff */ | |
639 | ||
a606b0f6 MB |
640 | /* start: mkey staff */ |
641 | struct mlx5_mkey_table mkey_table; | |
642 | /* end: mkey staff */ | |
3bcdb17a | 643 | |
e126ba97 | 644 | /* start: alloc staff */ |
311c7c71 SM |
645 | /* protect buffer alocation according to numa node */ |
646 | struct mutex alloc_mutex; | |
647 | int numa_node; | |
648 | ||
e126ba97 EC |
649 | struct mutex pgdir_mutex; |
650 | struct list_head pgdir_list; | |
651 | /* end: alloc staff */ | |
652 | struct dentry *dbg_root; | |
653 | ||
654 | /* protect mkey key part */ | |
655 | spinlock_t mkey_lock; | |
656 | u8 mkey_key; | |
9603b61d JM |
657 | |
658 | struct list_head dev_list; | |
659 | struct list_head ctx_list; | |
660 | spinlock_t ctx_lock; | |
073bb189 | 661 | |
97834eba ES |
662 | struct list_head waiting_events_list; |
663 | bool is_accum_events; | |
664 | ||
fba53f7b | 665 | struct mlx5_flow_steering *steering; |
eeb66cdb | 666 | struct mlx5_mpfs *mpfs; |
073bb189 | 667 | struct mlx5_eswitch *eswitch; |
fc50db98 | 668 | struct mlx5_core_sriov sriov; |
7907f23a | 669 | struct mlx5_lag *lag; |
fc50db98 | 670 | unsigned long pci_dev_data; |
43a335e0 | 671 | struct mlx5_fc_stats fc_stats; |
1466cc5b | 672 | struct mlx5_rl_table rl_table; |
d4eb4cd7 HN |
673 | |
674 | struct mlx5_port_module_event_stats pme_stats; | |
d9aaed83 AK |
675 | |
676 | #ifdef CONFIG_INFINIBAND_ON_DEMAND_PAGING | |
677 | void (*pfault)(struct mlx5_core_dev *dev, | |
678 | void *context, | |
679 | struct mlx5_pagefault *pfault); | |
680 | void *pfault_ctx; | |
681 | struct srcu_struct pfault_srcu; | |
682 | #endif | |
a6d51b68 | 683 | struct mlx5_bfreg_data bfregs; |
01187175 | 684 | struct mlx5_uars_page *uar; |
e126ba97 EC |
685 | }; |
686 | ||
89d44f0a MD |
687 | enum mlx5_device_state { |
688 | MLX5_DEVICE_STATE_UP, | |
689 | MLX5_DEVICE_STATE_INTERNAL_ERROR, | |
690 | }; | |
691 | ||
692 | enum mlx5_interface_state { | |
b3cb5388 | 693 | MLX5_INTERFACE_STATE_UP = BIT(0), |
89d44f0a MD |
694 | }; |
695 | ||
696 | enum mlx5_pci_status { | |
697 | MLX5_PCI_STATUS_DISABLED, | |
698 | MLX5_PCI_STATUS_ENABLED, | |
699 | }; | |
700 | ||
d9aaed83 AK |
701 | enum mlx5_pagefault_type_flags { |
702 | MLX5_PFAULT_REQUESTOR = 1 << 0, | |
703 | MLX5_PFAULT_WRITE = 1 << 1, | |
704 | MLX5_PFAULT_RDMA = 1 << 2, | |
705 | }; | |
706 | ||
707 | /* Contains the details of a pagefault. */ | |
708 | struct mlx5_pagefault { | |
709 | u32 bytes_committed; | |
710 | u32 token; | |
711 | u8 event_subtype; | |
712 | u8 type; | |
713 | union { | |
714 | /* Initiator or send message responder pagefault details. */ | |
715 | struct { | |
716 | /* Received packet size, only valid for responders. */ | |
717 | u32 packet_size; | |
718 | /* | |
719 | * Number of resource holding WQE, depends on type. | |
720 | */ | |
721 | u32 wq_num; | |
722 | /* | |
723 | * WQE index. Refers to either the send queue or | |
724 | * receive queue, according to event_subtype. | |
725 | */ | |
726 | u16 wqe_index; | |
727 | } wqe; | |
728 | /* RDMA responder pagefault details */ | |
729 | struct { | |
730 | u32 r_key; | |
731 | /* | |
732 | * Received packet size, minimal size page fault | |
733 | * resolution required for forward progress. | |
734 | */ | |
735 | u32 packet_size; | |
736 | u32 rdma_op_len; | |
737 | u64 rdma_va; | |
738 | } rdma; | |
739 | }; | |
740 | ||
741 | struct mlx5_eq *eq; | |
742 | struct work_struct work; | |
743 | }; | |
744 | ||
b50d292b | 745 | struct mlx5_td { |
b5ba76a5 YA |
746 | /* protects tirs list changes while tirs refresh */ |
747 | struct mutex list_lock; | |
b50d292b HHZ |
748 | struct list_head tirs_list; |
749 | u32 tdn; | |
750 | }; | |
751 | ||
752 | struct mlx5e_resources { | |
b50d292b HHZ |
753 | u32 pdn; |
754 | struct mlx5_td td; | |
755 | struct mlx5_core_mkey mkey; | |
aff26157 | 756 | struct mlx5_sq_bfreg bfreg; |
b50d292b HHZ |
757 | }; |
758 | ||
52ec462e IT |
759 | #define MLX5_MAX_RESERVED_GIDS 8 |
760 | ||
761 | struct mlx5_rsvd_gids { | |
762 | unsigned int start; | |
763 | unsigned int count; | |
764 | struct ida ida; | |
765 | }; | |
766 | ||
e126ba97 EC |
767 | struct mlx5_core_dev { |
768 | struct pci_dev *pdev; | |
89d44f0a MD |
769 | /* sync pci state */ |
770 | struct mutex pci_status_mutex; | |
771 | enum mlx5_pci_status pci_status; | |
e126ba97 EC |
772 | u8 rev_id; |
773 | char board_id[MLX5_BOARD_ID_LEN]; | |
774 | struct mlx5_cmd cmd; | |
938fe83c | 775 | struct mlx5_port_caps port_caps[MLX5_MAX_PORTS]; |
71862561 | 776 | struct { |
701052c5 GP |
777 | u32 hca_cur[MLX5_CAP_NUM][MLX5_UN_SZ_DW(hca_cap_union)]; |
778 | u32 hca_max[MLX5_CAP_NUM][MLX5_UN_SZ_DW(hca_cap_union)]; | |
71862561 GP |
779 | u32 pcam[MLX5_ST_SZ_DW(pcam_reg)]; |
780 | u32 mcam[MLX5_ST_SZ_DW(mcam_reg)]; | |
99d3cd27 | 781 | u32 fpga[MLX5_ST_SZ_DW(fpga_cap)]; |
71862561 | 782 | } caps; |
e126ba97 EC |
783 | phys_addr_t iseg_base; |
784 | struct mlx5_init_seg __iomem *iseg; | |
89d44f0a MD |
785 | enum mlx5_device_state state; |
786 | /* sync interface state */ | |
787 | struct mutex intf_state_mutex; | |
5fc7197d | 788 | unsigned long intf_state; |
e126ba97 EC |
789 | void (*event) (struct mlx5_core_dev *dev, |
790 | enum mlx5_dev_event event, | |
4d2f9bbb | 791 | unsigned long param); |
e126ba97 EC |
792 | struct mlx5_priv priv; |
793 | struct mlx5_profile *profile; | |
794 | atomic_t num_qps; | |
f62b8bb8 | 795 | u32 issi; |
b50d292b | 796 | struct mlx5e_resources mlx5e_res; |
52ec462e IT |
797 | struct { |
798 | struct mlx5_rsvd_gids reserved_gids; | |
35a9ebd9 | 799 | u32 roce_en; |
52ec462e | 800 | } roce; |
e29341fb IT |
801 | #ifdef CONFIG_MLX5_FPGA |
802 | struct mlx5_fpga_device *fpga; | |
803 | #endif | |
5a7b27eb MG |
804 | #ifdef CONFIG_RFS_ACCEL |
805 | struct cpu_rmap *rmap; | |
806 | #endif | |
e126ba97 EC |
807 | }; |
808 | ||
809 | struct mlx5_db { | |
810 | __be32 *db; | |
811 | union { | |
812 | struct mlx5_db_pgdir *pgdir; | |
813 | struct mlx5_ib_user_db_page *user_page; | |
814 | } u; | |
815 | dma_addr_t dma; | |
816 | int index; | |
817 | }; | |
818 | ||
e126ba97 EC |
819 | enum { |
820 | MLX5_COMP_EQ_SIZE = 1024, | |
821 | }; | |
822 | ||
adb0c954 SM |
823 | enum { |
824 | MLX5_PTYS_IB = 1 << 0, | |
825 | MLX5_PTYS_EN = 1 << 2, | |
826 | }; | |
827 | ||
e126ba97 EC |
828 | typedef void (*mlx5_cmd_cbk_t)(int status, void *context); |
829 | ||
73dd3a48 MHY |
830 | enum { |
831 | MLX5_CMD_ENT_STATE_PENDING_COMP, | |
832 | }; | |
833 | ||
e126ba97 | 834 | struct mlx5_cmd_work_ent { |
73dd3a48 | 835 | unsigned long state; |
e126ba97 EC |
836 | struct mlx5_cmd_msg *in; |
837 | struct mlx5_cmd_msg *out; | |
746b5583 EC |
838 | void *uout; |
839 | int uout_size; | |
e126ba97 | 840 | mlx5_cmd_cbk_t callback; |
65ee6708 | 841 | struct delayed_work cb_timeout_work; |
e126ba97 | 842 | void *context; |
746b5583 | 843 | int idx; |
e126ba97 EC |
844 | struct completion done; |
845 | struct mlx5_cmd *cmd; | |
846 | struct work_struct work; | |
847 | struct mlx5_cmd_layout *lay; | |
848 | int ret; | |
849 | int page_queue; | |
850 | u8 status; | |
851 | u8 token; | |
14a70046 TG |
852 | u64 ts1; |
853 | u64 ts2; | |
746b5583 | 854 | u16 op; |
4525abea | 855 | bool polling; |
e126ba97 EC |
856 | }; |
857 | ||
858 | struct mlx5_pas { | |
859 | u64 pa; | |
860 | u8 log_sz; | |
861 | }; | |
862 | ||
707c4602 MD |
863 | enum phy_port_state { |
864 | MLX5_AAA_111 | |
865 | }; | |
866 | ||
867 | struct mlx5_hca_vport_context { | |
868 | u32 field_select; | |
869 | bool sm_virt_aware; | |
870 | bool has_smi; | |
871 | bool has_raw; | |
872 | enum port_state_policy policy; | |
873 | enum phy_port_state phys_state; | |
874 | enum ib_port_state vport_state; | |
875 | u8 port_physical_state; | |
876 | u64 sys_image_guid; | |
877 | u64 port_guid; | |
878 | u64 node_guid; | |
879 | u32 cap_mask1; | |
880 | u32 cap_mask1_perm; | |
881 | u32 cap_mask2; | |
882 | u32 cap_mask2_perm; | |
883 | u16 lid; | |
884 | u8 init_type_reply; /* bitmask: see ib spec 14.2.5.6 InitTypeReply */ | |
885 | u8 lmc; | |
886 | u8 subnet_timeout; | |
887 | u16 sm_lid; | |
888 | u8 sm_sl; | |
889 | u16 qkey_violation_counter; | |
890 | u16 pkey_violation_counter; | |
891 | bool grh_required; | |
892 | }; | |
893 | ||
e126ba97 EC |
894 | static inline void *mlx5_buf_offset(struct mlx5_buf *buf, int offset) |
895 | { | |
e126ba97 | 896 | return buf->direct.buf + offset; |
e126ba97 EC |
897 | } |
898 | ||
e126ba97 EC |
899 | #define STRUCT_FIELD(header, field) \ |
900 | .struct_offset_bytes = offsetof(struct ib_unpacked_ ## header, field), \ | |
901 | .struct_size_bytes = sizeof((struct ib_unpacked_ ## header *)0)->field | |
902 | ||
e126ba97 EC |
903 | static inline struct mlx5_core_dev *pci2mlx5_core_dev(struct pci_dev *pdev) |
904 | { | |
905 | return pci_get_drvdata(pdev); | |
906 | } | |
907 | ||
908 | extern struct dentry *mlx5_debugfs_root; | |
909 | ||
910 | static inline u16 fw_rev_maj(struct mlx5_core_dev *dev) | |
911 | { | |
912 | return ioread32be(&dev->iseg->fw_rev) & 0xffff; | |
913 | } | |
914 | ||
915 | static inline u16 fw_rev_min(struct mlx5_core_dev *dev) | |
916 | { | |
917 | return ioread32be(&dev->iseg->fw_rev) >> 16; | |
918 | } | |
919 | ||
920 | static inline u16 fw_rev_sub(struct mlx5_core_dev *dev) | |
921 | { | |
922 | return ioread32be(&dev->iseg->cmdif_rev_fw_sub) & 0xffff; | |
923 | } | |
924 | ||
925 | static inline u16 cmdif_rev(struct mlx5_core_dev *dev) | |
926 | { | |
927 | return ioread32be(&dev->iseg->cmdif_rev_fw_sub) >> 16; | |
928 | } | |
929 | ||
3bcdb17a SG |
930 | static inline u32 mlx5_base_mkey(const u32 key) |
931 | { | |
932 | return key & 0xffffff00u; | |
933 | } | |
934 | ||
e126ba97 EC |
935 | int mlx5_cmd_init(struct mlx5_core_dev *dev); |
936 | void mlx5_cmd_cleanup(struct mlx5_core_dev *dev); | |
937 | void mlx5_cmd_use_events(struct mlx5_core_dev *dev); | |
938 | void mlx5_cmd_use_polling(struct mlx5_core_dev *dev); | |
c4f287c4 | 939 | |
e126ba97 EC |
940 | int mlx5_cmd_exec(struct mlx5_core_dev *dev, void *in, int in_size, void *out, |
941 | int out_size); | |
746b5583 EC |
942 | int mlx5_cmd_exec_cb(struct mlx5_core_dev *dev, void *in, int in_size, |
943 | void *out, int out_size, mlx5_cmd_cbk_t callback, | |
944 | void *context); | |
4525abea MD |
945 | int mlx5_cmd_exec_polling(struct mlx5_core_dev *dev, void *in, int in_size, |
946 | void *out, int out_size); | |
c4f287c4 SM |
947 | void mlx5_cmd_mbox_status(void *out, u8 *status, u32 *syndrome); |
948 | ||
949 | int mlx5_core_get_caps(struct mlx5_core_dev *dev, enum mlx5_cap_type cap_type); | |
e126ba97 EC |
950 | int mlx5_cmd_alloc_uar(struct mlx5_core_dev *dev, u32 *uarn); |
951 | int mlx5_cmd_free_uar(struct mlx5_core_dev *dev, u32 uarn); | |
ac6ea6e8 EC |
952 | void mlx5_health_cleanup(struct mlx5_core_dev *dev); |
953 | int mlx5_health_init(struct mlx5_core_dev *dev); | |
e126ba97 | 954 | void mlx5_start_health_poll(struct mlx5_core_dev *dev); |
47f74ff0 | 955 | void mlx5_stop_health_poll(struct mlx5_core_dev *dev, bool disable_health); |
05ac2c0b | 956 | void mlx5_drain_health_wq(struct mlx5_core_dev *dev); |
0179720d | 957 | void mlx5_trigger_health_work(struct mlx5_core_dev *dev); |
2a0165a0 | 958 | void mlx5_drain_health_recovery(struct mlx5_core_dev *dev); |
311c7c71 SM |
959 | int mlx5_buf_alloc_node(struct mlx5_core_dev *dev, int size, |
960 | struct mlx5_buf *buf, int node); | |
64ffaa21 | 961 | int mlx5_buf_alloc(struct mlx5_core_dev *dev, int size, struct mlx5_buf *buf); |
e126ba97 | 962 | void mlx5_buf_free(struct mlx5_core_dev *dev, struct mlx5_buf *buf); |
1c1b5228 TT |
963 | int mlx5_frag_buf_alloc_node(struct mlx5_core_dev *dev, int size, |
964 | struct mlx5_frag_buf *buf, int node); | |
965 | void mlx5_frag_buf_free(struct mlx5_core_dev *dev, struct mlx5_frag_buf *buf); | |
e126ba97 EC |
966 | struct mlx5_cmd_mailbox *mlx5_alloc_cmd_mailbox_chain(struct mlx5_core_dev *dev, |
967 | gfp_t flags, int npages); | |
968 | void mlx5_free_cmd_mailbox_chain(struct mlx5_core_dev *dev, | |
969 | struct mlx5_cmd_mailbox *head); | |
970 | int mlx5_core_create_srq(struct mlx5_core_dev *dev, struct mlx5_core_srq *srq, | |
af1ba291 | 971 | struct mlx5_srq_attr *in); |
e126ba97 EC |
972 | int mlx5_core_destroy_srq(struct mlx5_core_dev *dev, struct mlx5_core_srq *srq); |
973 | int mlx5_core_query_srq(struct mlx5_core_dev *dev, struct mlx5_core_srq *srq, | |
af1ba291 | 974 | struct mlx5_srq_attr *out); |
e126ba97 EC |
975 | int mlx5_core_arm_srq(struct mlx5_core_dev *dev, struct mlx5_core_srq *srq, |
976 | u16 lwm, int is_srq); | |
a606b0f6 MB |
977 | void mlx5_init_mkey_table(struct mlx5_core_dev *dev); |
978 | void mlx5_cleanup_mkey_table(struct mlx5_core_dev *dev); | |
ec22eb53 SM |
979 | int mlx5_core_create_mkey_cb(struct mlx5_core_dev *dev, |
980 | struct mlx5_core_mkey *mkey, | |
981 | u32 *in, int inlen, | |
982 | u32 *out, int outlen, | |
983 | mlx5_cmd_cbk_t callback, void *context); | |
a606b0f6 MB |
984 | int mlx5_core_create_mkey(struct mlx5_core_dev *dev, |
985 | struct mlx5_core_mkey *mkey, | |
ec22eb53 | 986 | u32 *in, int inlen); |
a606b0f6 MB |
987 | int mlx5_core_destroy_mkey(struct mlx5_core_dev *dev, |
988 | struct mlx5_core_mkey *mkey); | |
989 | int mlx5_core_query_mkey(struct mlx5_core_dev *dev, struct mlx5_core_mkey *mkey, | |
ec22eb53 | 990 | u32 *out, int outlen); |
a606b0f6 | 991 | int mlx5_core_dump_fill_mkey(struct mlx5_core_dev *dev, struct mlx5_core_mkey *_mkey, |
e126ba97 EC |
992 | u32 *mkey); |
993 | int mlx5_core_alloc_pd(struct mlx5_core_dev *dev, u32 *pdn); | |
994 | int mlx5_core_dealloc_pd(struct mlx5_core_dev *dev, u32 pdn); | |
a97e2d86 | 995 | int mlx5_core_mad_ifc(struct mlx5_core_dev *dev, const void *inb, void *outb, |
f241e749 | 996 | u16 opmod, u8 port); |
e126ba97 EC |
997 | void mlx5_pagealloc_init(struct mlx5_core_dev *dev); |
998 | void mlx5_pagealloc_cleanup(struct mlx5_core_dev *dev); | |
999 | int mlx5_pagealloc_start(struct mlx5_core_dev *dev); | |
1000 | void mlx5_pagealloc_stop(struct mlx5_core_dev *dev); | |
1001 | void mlx5_core_req_pages_handler(struct mlx5_core_dev *dev, u16 func_id, | |
0a324f31 | 1002 | s32 npages); |
cd23b14b | 1003 | int mlx5_satisfy_startup_pages(struct mlx5_core_dev *dev, int boot); |
e126ba97 EC |
1004 | int mlx5_reclaim_startup_pages(struct mlx5_core_dev *dev); |
1005 | void mlx5_register_debugfs(void); | |
1006 | void mlx5_unregister_debugfs(void); | |
1007 | int mlx5_eq_init(struct mlx5_core_dev *dev); | |
1008 | void mlx5_eq_cleanup(struct mlx5_core_dev *dev); | |
1009 | void mlx5_fill_page_array(struct mlx5_buf *buf, __be64 *pas); | |
1c1b5228 | 1010 | void mlx5_fill_page_frag_array(struct mlx5_frag_buf *frag_buf, __be64 *pas); |
e126ba97 | 1011 | void mlx5_cq_completion(struct mlx5_core_dev *dev, u32 cqn); |
5903325a | 1012 | void mlx5_rsc_event(struct mlx5_core_dev *dev, u32 rsn, int event_type); |
e126ba97 EC |
1013 | void mlx5_srq_event(struct mlx5_core_dev *dev, u32 srqn, int event_type); |
1014 | struct mlx5_core_srq *mlx5_core_get_srq(struct mlx5_core_dev *dev, u32 srqn); | |
73dd3a48 | 1015 | void mlx5_cmd_comp_handler(struct mlx5_core_dev *dev, u64 vec, bool forced); |
e126ba97 EC |
1016 | void mlx5_cq_event(struct mlx5_core_dev *dev, u32 cqn, int event_type); |
1017 | int mlx5_create_map_eq(struct mlx5_core_dev *dev, struct mlx5_eq *eq, u8 vecidx, | |
d9aaed83 | 1018 | int nent, u64 mask, const char *name, |
01187175 | 1019 | enum mlx5_eq_type type); |
e126ba97 EC |
1020 | int mlx5_destroy_unmap_eq(struct mlx5_core_dev *dev, struct mlx5_eq *eq); |
1021 | int mlx5_start_eqs(struct mlx5_core_dev *dev); | |
a2cfb1c6 | 1022 | void mlx5_stop_eqs(struct mlx5_core_dev *dev); |
0b6e26ce DT |
1023 | int mlx5_vector2eqn(struct mlx5_core_dev *dev, int vector, int *eqn, |
1024 | unsigned int *irqn); | |
e126ba97 EC |
1025 | int mlx5_core_attach_mcg(struct mlx5_core_dev *dev, union ib_gid *mgid, u32 qpn); |
1026 | int mlx5_core_detach_mcg(struct mlx5_core_dev *dev, union ib_gid *mgid, u32 qpn); | |
1027 | ||
1028 | int mlx5_qp_debugfs_init(struct mlx5_core_dev *dev); | |
1029 | void mlx5_qp_debugfs_cleanup(struct mlx5_core_dev *dev); | |
1030 | int mlx5_core_access_reg(struct mlx5_core_dev *dev, void *data_in, | |
1031 | int size_in, void *data_out, int size_out, | |
1032 | u16 reg_num, int arg, int write); | |
adb0c954 | 1033 | |
e126ba97 EC |
1034 | int mlx5_debug_eq_add(struct mlx5_core_dev *dev, struct mlx5_eq *eq); |
1035 | void mlx5_debug_eq_remove(struct mlx5_core_dev *dev, struct mlx5_eq *eq); | |
1036 | int mlx5_core_eq_query(struct mlx5_core_dev *dev, struct mlx5_eq *eq, | |
73b626c1 | 1037 | u32 *out, int outlen); |
e126ba97 EC |
1038 | int mlx5_eq_debugfs_init(struct mlx5_core_dev *dev); |
1039 | void mlx5_eq_debugfs_cleanup(struct mlx5_core_dev *dev); | |
1040 | int mlx5_cq_debugfs_init(struct mlx5_core_dev *dev); | |
1041 | void mlx5_cq_debugfs_cleanup(struct mlx5_core_dev *dev); | |
1042 | int mlx5_db_alloc(struct mlx5_core_dev *dev, struct mlx5_db *db); | |
311c7c71 SM |
1043 | int mlx5_db_alloc_node(struct mlx5_core_dev *dev, struct mlx5_db *db, |
1044 | int node); | |
e126ba97 EC |
1045 | void mlx5_db_free(struct mlx5_core_dev *dev, struct mlx5_db *db); |
1046 | ||
e126ba97 EC |
1047 | const char *mlx5_command_str(int command); |
1048 | int mlx5_cmdif_debugfs_init(struct mlx5_core_dev *dev); | |
1049 | void mlx5_cmdif_debugfs_cleanup(struct mlx5_core_dev *dev); | |
3121e3c4 SG |
1050 | int mlx5_core_create_psv(struct mlx5_core_dev *dev, u32 pdn, |
1051 | int npsvs, u32 *sig_index); | |
1052 | int mlx5_core_destroy_psv(struct mlx5_core_dev *dev, int psv_num); | |
5903325a | 1053 | void mlx5_core_put_rsc(struct mlx5_core_rsc_common *common); |
e420f0c0 HE |
1054 | int mlx5_query_odp_caps(struct mlx5_core_dev *dev, |
1055 | struct mlx5_odp_caps *odp_caps); | |
1c64bf6f MY |
1056 | int mlx5_core_query_ib_ppcnt(struct mlx5_core_dev *dev, |
1057 | u8 port_num, void *out, size_t sz); | |
d9aaed83 AK |
1058 | #ifdef CONFIG_INFINIBAND_ON_DEMAND_PAGING |
1059 | int mlx5_core_page_fault_resume(struct mlx5_core_dev *dev, u32 token, | |
1060 | u32 wq_num, u8 type, int error); | |
1061 | #endif | |
e126ba97 | 1062 | |
1466cc5b YP |
1063 | int mlx5_init_rl_table(struct mlx5_core_dev *dev); |
1064 | void mlx5_cleanup_rl_table(struct mlx5_core_dev *dev); | |
1065 | int mlx5_rl_add_rate(struct mlx5_core_dev *dev, u32 rate, u16 *index); | |
1066 | void mlx5_rl_remove_rate(struct mlx5_core_dev *dev, u32 rate); | |
1067 | bool mlx5_rl_is_in_range(struct mlx5_core_dev *dev, u32 rate); | |
a6d51b68 EC |
1068 | int mlx5_alloc_bfreg(struct mlx5_core_dev *mdev, struct mlx5_sq_bfreg *bfreg, |
1069 | bool map_wc, bool fast_path); | |
1070 | void mlx5_free_bfreg(struct mlx5_core_dev *mdev, struct mlx5_sq_bfreg *bfreg); | |
1466cc5b | 1071 | |
52ec462e IT |
1072 | unsigned int mlx5_core_reserved_gids_count(struct mlx5_core_dev *dev); |
1073 | int mlx5_core_roce_gid_set(struct mlx5_core_dev *dev, unsigned int index, | |
1074 | u8 roce_version, u8 roce_l3_type, const u8 *gid, | |
1075 | const u8 *mac, bool vlan, u16 vlan_id); | |
1076 | ||
e3297246 EC |
1077 | static inline int fw_initializing(struct mlx5_core_dev *dev) |
1078 | { | |
1079 | return ioread32be(&dev->iseg->initializing) >> 31; | |
1080 | } | |
1081 | ||
e126ba97 EC |
1082 | static inline u32 mlx5_mkey_to_idx(u32 mkey) |
1083 | { | |
1084 | return mkey >> 8; | |
1085 | } | |
1086 | ||
1087 | static inline u32 mlx5_idx_to_mkey(u32 mkey_idx) | |
1088 | { | |
1089 | return mkey_idx << 8; | |
1090 | } | |
1091 | ||
746b5583 EC |
1092 | static inline u8 mlx5_mkey_variant(u32 mkey) |
1093 | { | |
1094 | return mkey & 0xff; | |
1095 | } | |
1096 | ||
e126ba97 EC |
1097 | enum { |
1098 | MLX5_PROF_MASK_QP_SIZE = (u64)1 << 0, | |
c1868b82 | 1099 | MLX5_PROF_MASK_MR_CACHE = (u64)1 << 1, |
e126ba97 EC |
1100 | }; |
1101 | ||
1102 | enum { | |
8b7ff7f3 | 1103 | MR_CACHE_LAST_STD_ENTRY = 20, |
81713d37 AK |
1104 | MLX5_IMR_MTT_CACHE_ENTRY, |
1105 | MLX5_IMR_KSM_CACHE_ENTRY, | |
49780d42 | 1106 | MAX_MR_CACHE_ENTRIES |
e126ba97 EC |
1107 | }; |
1108 | ||
64613d94 SM |
1109 | enum { |
1110 | MLX5_INTERFACE_PROTOCOL_IB = 0, | |
1111 | MLX5_INTERFACE_PROTOCOL_ETH = 1, | |
1112 | }; | |
1113 | ||
9603b61d JM |
1114 | struct mlx5_interface { |
1115 | void * (*add)(struct mlx5_core_dev *dev); | |
1116 | void (*remove)(struct mlx5_core_dev *dev, void *context); | |
737a234b MHY |
1117 | int (*attach)(struct mlx5_core_dev *dev, void *context); |
1118 | void (*detach)(struct mlx5_core_dev *dev, void *context); | |
9603b61d | 1119 | void (*event)(struct mlx5_core_dev *dev, void *context, |
4d2f9bbb | 1120 | enum mlx5_dev_event event, unsigned long param); |
d9aaed83 AK |
1121 | void (*pfault)(struct mlx5_core_dev *dev, |
1122 | void *context, | |
1123 | struct mlx5_pagefault *pfault); | |
64613d94 SM |
1124 | void * (*get_dev)(void *context); |
1125 | int protocol; | |
9603b61d JM |
1126 | struct list_head list; |
1127 | }; | |
1128 | ||
64613d94 | 1129 | void *mlx5_get_protocol_dev(struct mlx5_core_dev *mdev, int protocol); |
9603b61d JM |
1130 | int mlx5_register_interface(struct mlx5_interface *intf); |
1131 | void mlx5_unregister_interface(struct mlx5_interface *intf); | |
211e6c80 | 1132 | int mlx5_core_query_vendor_id(struct mlx5_core_dev *mdev, u32 *vendor_id); |
9603b61d | 1133 | |
3bc34f3b AH |
1134 | int mlx5_cmd_create_vport_lag(struct mlx5_core_dev *dev); |
1135 | int mlx5_cmd_destroy_vport_lag(struct mlx5_core_dev *dev); | |
7907f23a | 1136 | bool mlx5_lag_is_active(struct mlx5_core_dev *dev); |
6a32047a | 1137 | struct net_device *mlx5_lag_get_roce_netdev(struct mlx5_core_dev *dev); |
01187175 EC |
1138 | struct mlx5_uars_page *mlx5_get_uars_page(struct mlx5_core_dev *mdev); |
1139 | void mlx5_put_uars_page(struct mlx5_core_dev *mdev, struct mlx5_uars_page *up); | |
7907f23a | 1140 | |
693dfd5a ES |
1141 | #ifndef CONFIG_MLX5_CORE_IPOIB |
1142 | static inline | |
1143 | struct net_device *mlx5_rdma_netdev_alloc(struct mlx5_core_dev *mdev, | |
1144 | struct ib_device *ibdev, | |
1145 | const char *name, | |
1146 | void (*setup)(struct net_device *)) | |
1147 | { | |
1148 | return ERR_PTR(-EOPNOTSUPP); | |
1149 | } | |
1150 | ||
1151 | static inline void mlx5_rdma_netdev_free(struct net_device *netdev) {} | |
1152 | #else | |
1153 | struct net_device *mlx5_rdma_netdev_alloc(struct mlx5_core_dev *mdev, | |
1154 | struct ib_device *ibdev, | |
1155 | const char *name, | |
1156 | void (*setup)(struct net_device *)); | |
1157 | void mlx5_rdma_netdev_free(struct net_device *netdev); | |
1158 | #endif /* CONFIG_MLX5_CORE_IPOIB */ | |
1159 | ||
e126ba97 EC |
1160 | struct mlx5_profile { |
1161 | u64 mask; | |
f241e749 | 1162 | u8 log_max_qp; |
e126ba97 EC |
1163 | struct { |
1164 | int size; | |
1165 | int limit; | |
1166 | } mr_cache[MAX_MR_CACHE_ENTRIES]; | |
1167 | }; | |
1168 | ||
fc50db98 EC |
1169 | enum { |
1170 | MLX5_PCI_DEV_IS_VF = 1 << 0, | |
1171 | }; | |
1172 | ||
1173 | static inline int mlx5_core_is_pf(struct mlx5_core_dev *dev) | |
1174 | { | |
1175 | return !(dev->priv.pci_dev_data & MLX5_PCI_DEV_IS_VF); | |
1176 | } | |
1177 | ||
707c4602 MD |
1178 | static inline int mlx5_get_gid_table_len(u16 param) |
1179 | { | |
1180 | if (param > 4) { | |
1181 | pr_warn("gid table length is zero\n"); | |
1182 | return 0; | |
1183 | } | |
1184 | ||
1185 | return 8 * (1 << param); | |
1186 | } | |
1187 | ||
1466cc5b YP |
1188 | static inline bool mlx5_rl_is_supported(struct mlx5_core_dev *dev) |
1189 | { | |
1190 | return !!(dev->priv.rl_table.max_size); | |
1191 | } | |
1192 | ||
020446e0 EC |
1193 | enum { |
1194 | MLX5_TRIGGERED_CMD_COMP = (u64)1 << 32, | |
1195 | }; | |
1196 | ||
a435393a | 1197 | static inline const struct cpumask * |
71a9d124 | 1198 | mlx5_get_vector_affinity_hint(struct mlx5_core_dev *dev, int vector) |
a435393a | 1199 | { |
17c8a0d7 | 1200 | return dev->priv.irq_info[vector + MLX5_EQ_VEC_COMP_BASE].mask; |
a435393a SG |
1201 | } |
1202 | ||
e126ba97 | 1203 | #endif /* MLX5_DRIVER_H */ |