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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 | ||
adec640e | 33 | #include <linux/highmem.h> |
e126ba97 EC |
34 | #include <linux/module.h> |
35 | #include <linux/init.h> | |
36 | #include <linux/errno.h> | |
37 | #include <linux/pci.h> | |
38 | #include <linux/dma-mapping.h> | |
39 | #include <linux/slab.h> | |
40 | #include <linux/io-mapping.h> | |
db058a18 | 41 | #include <linux/interrupt.h> |
e3297246 | 42 | #include <linux/delay.h> |
e126ba97 EC |
43 | #include <linux/mlx5/driver.h> |
44 | #include <linux/mlx5/cq.h> | |
45 | #include <linux/mlx5/qp.h> | |
e126ba97 | 46 | #include <linux/debugfs.h> |
f66f049f | 47 | #include <linux/kmod.h> |
b775516b | 48 | #include <linux/mlx5/mlx5_ifc.h> |
c85023e1 | 49 | #include <linux/mlx5/vport.h> |
5a7b27eb MG |
50 | #ifdef CONFIG_RFS_ACCEL |
51 | #include <linux/cpu_rmap.h> | |
52 | #endif | |
907af0f0 | 53 | #include <linux/version.h> |
feae9087 | 54 | #include <net/devlink.h> |
e126ba97 | 55 | #include "mlx5_core.h" |
f2f3df55 | 56 | #include "lib/eq.h" |
16d76083 | 57 | #include "fs_core.h" |
eeb66cdb | 58 | #include "lib/mpfs.h" |
073bb189 | 59 | #include "eswitch.h" |
1f28d776 | 60 | #include "devlink.h" |
38b9f903 | 61 | #include "fw_reset.h" |
52ec462e | 62 | #include "lib/mlx5.h" |
e29341fb | 63 | #include "fpga/core.h" |
05564d0a | 64 | #include "fpga/ipsec.h" |
bebb23e6 | 65 | #include "accel/ipsec.h" |
1ae17322 | 66 | #include "accel/tls.h" |
7c39afb3 | 67 | #include "lib/clock.h" |
358aa5ce | 68 | #include "lib/vxlan.h" |
0ccc171e | 69 | #include "lib/geneve.h" |
fadd59fc | 70 | #include "lib/devcom.h" |
b25bbc2f | 71 | #include "lib/pci_vsc.h" |
24406953 | 72 | #include "diag/fw_tracer.h" |
591905ba | 73 | #include "ecpf.h" |
87175120 | 74 | #include "lib/hv_vhca.h" |
12206b17 | 75 | #include "diag/rsc_dump.h" |
e126ba97 | 76 | |
e126ba97 | 77 | MODULE_AUTHOR("Eli Cohen <eli@mellanox.com>"); |
048f3143 | 78 | MODULE_DESCRIPTION("Mellanox 5th generation network adapters (ConnectX series) core driver"); |
e126ba97 | 79 | MODULE_LICENSE("Dual BSD/GPL"); |
e126ba97 | 80 | |
f663ad98 KH |
81 | unsigned int mlx5_core_debug_mask; |
82 | module_param_named(debug_mask, mlx5_core_debug_mask, uint, 0644); | |
e126ba97 EC |
83 | MODULE_PARM_DESC(debug_mask, "debug mask: 1 = dump cmd data, 2 = dump cmd exec time, 3 = both. Default=0"); |
84 | ||
9603b61d | 85 | #define MLX5_DEFAULT_PROF 2 |
f663ad98 KH |
86 | static unsigned int prof_sel = MLX5_DEFAULT_PROF; |
87 | module_param_named(prof_sel, prof_sel, uint, 0444); | |
9603b61d JM |
88 | MODULE_PARM_DESC(prof_sel, "profile selector. Valid range 0 - 2"); |
89 | ||
8737f818 DJ |
90 | static u32 sw_owner_id[4]; |
91 | ||
f91e6d89 EBE |
92 | enum { |
93 | MLX5_ATOMIC_REQ_MODE_BE = 0x0, | |
94 | MLX5_ATOMIC_REQ_MODE_HOST_ENDIANNESS = 0x1, | |
95 | }; | |
96 | ||
9603b61d JM |
97 | static struct mlx5_profile profile[] = { |
98 | [0] = { | |
99 | .mask = 0, | |
100 | }, | |
101 | [1] = { | |
102 | .mask = MLX5_PROF_MASK_QP_SIZE, | |
103 | .log_max_qp = 12, | |
104 | }, | |
105 | [2] = { | |
106 | .mask = MLX5_PROF_MASK_QP_SIZE | | |
107 | MLX5_PROF_MASK_MR_CACHE, | |
5f40b4ed | 108 | .log_max_qp = 18, |
9603b61d JM |
109 | .mr_cache[0] = { |
110 | .size = 500, | |
111 | .limit = 250 | |
112 | }, | |
113 | .mr_cache[1] = { | |
114 | .size = 500, | |
115 | .limit = 250 | |
116 | }, | |
117 | .mr_cache[2] = { | |
118 | .size = 500, | |
119 | .limit = 250 | |
120 | }, | |
121 | .mr_cache[3] = { | |
122 | .size = 500, | |
123 | .limit = 250 | |
124 | }, | |
125 | .mr_cache[4] = { | |
126 | .size = 500, | |
127 | .limit = 250 | |
128 | }, | |
129 | .mr_cache[5] = { | |
130 | .size = 500, | |
131 | .limit = 250 | |
132 | }, | |
133 | .mr_cache[6] = { | |
134 | .size = 500, | |
135 | .limit = 250 | |
136 | }, | |
137 | .mr_cache[7] = { | |
138 | .size = 500, | |
139 | .limit = 250 | |
140 | }, | |
141 | .mr_cache[8] = { | |
142 | .size = 500, | |
143 | .limit = 250 | |
144 | }, | |
145 | .mr_cache[9] = { | |
146 | .size = 500, | |
147 | .limit = 250 | |
148 | }, | |
149 | .mr_cache[10] = { | |
150 | .size = 500, | |
151 | .limit = 250 | |
152 | }, | |
153 | .mr_cache[11] = { | |
154 | .size = 500, | |
155 | .limit = 250 | |
156 | }, | |
157 | .mr_cache[12] = { | |
158 | .size = 64, | |
159 | .limit = 32 | |
160 | }, | |
161 | .mr_cache[13] = { | |
162 | .size = 32, | |
163 | .limit = 16 | |
164 | }, | |
165 | .mr_cache[14] = { | |
166 | .size = 16, | |
167 | .limit = 8 | |
168 | }, | |
169 | .mr_cache[15] = { | |
170 | .size = 8, | |
171 | .limit = 4 | |
172 | }, | |
173 | }, | |
174 | }; | |
e126ba97 | 175 | |
6c780a02 EC |
176 | #define FW_INIT_TIMEOUT_MILI 2000 |
177 | #define FW_INIT_WAIT_MS 2 | |
b8a92577 DJ |
178 | #define FW_PRE_INIT_TIMEOUT_MILI 120000 |
179 | #define FW_INIT_WARN_MESSAGE_INTERVAL 20000 | |
e3297246 | 180 | |
555af0c3 PP |
181 | static int fw_initializing(struct mlx5_core_dev *dev) |
182 | { | |
183 | return ioread32be(&dev->iseg->initializing) >> 31; | |
184 | } | |
185 | ||
b8a92577 DJ |
186 | static int wait_fw_init(struct mlx5_core_dev *dev, u32 max_wait_mili, |
187 | u32 warn_time_mili) | |
e3297246 | 188 | { |
b8a92577 | 189 | unsigned long warn = jiffies + msecs_to_jiffies(warn_time_mili); |
e3297246 EC |
190 | unsigned long end = jiffies + msecs_to_jiffies(max_wait_mili); |
191 | int err = 0; | |
192 | ||
b8a92577 DJ |
193 | BUILD_BUG_ON(FW_PRE_INIT_TIMEOUT_MILI < FW_INIT_WARN_MESSAGE_INTERVAL); |
194 | ||
e3297246 EC |
195 | while (fw_initializing(dev)) { |
196 | if (time_after(jiffies, end)) { | |
197 | err = -EBUSY; | |
198 | break; | |
199 | } | |
b8a92577 DJ |
200 | if (warn_time_mili && time_after(jiffies, warn)) { |
201 | mlx5_core_warn(dev, "Waiting for FW initialization, timeout abort in %ds\n", | |
202 | jiffies_to_msecs(end - warn) / 1000); | |
203 | warn = jiffies + msecs_to_jiffies(warn_time_mili); | |
204 | } | |
e3297246 EC |
205 | msleep(FW_INIT_WAIT_MS); |
206 | } | |
207 | ||
208 | return err; | |
209 | } | |
210 | ||
012e50e1 HN |
211 | static void mlx5_set_driver_version(struct mlx5_core_dev *dev) |
212 | { | |
213 | int driver_ver_sz = MLX5_FLD_SZ_BYTES(set_driver_version_in, | |
214 | driver_version); | |
3ac0e69e | 215 | u8 in[MLX5_ST_SZ_BYTES(set_driver_version_in)] = {}; |
012e50e1 HN |
216 | int remaining_size = driver_ver_sz; |
217 | char *string; | |
218 | ||
219 | if (!MLX5_CAP_GEN(dev, driver_version)) | |
220 | return; | |
221 | ||
222 | string = MLX5_ADDR_OF(set_driver_version_in, in, driver_version); | |
223 | ||
224 | strncpy(string, "Linux", remaining_size); | |
225 | ||
226 | remaining_size = max_t(int, 0, driver_ver_sz - strlen(string)); | |
227 | strncat(string, ",", remaining_size); | |
228 | ||
229 | remaining_size = max_t(int, 0, driver_ver_sz - strlen(string)); | |
17a7612b | 230 | strncat(string, KBUILD_MODNAME, remaining_size); |
012e50e1 HN |
231 | |
232 | remaining_size = max_t(int, 0, driver_ver_sz - strlen(string)); | |
233 | strncat(string, ",", remaining_size); | |
234 | ||
235 | remaining_size = max_t(int, 0, driver_ver_sz - strlen(string)); | |
907af0f0 LR |
236 | |
237 | snprintf(string + strlen(string), remaining_size, "%u.%u.%u", | |
238 | (u8)((LINUX_VERSION_CODE >> 16) & 0xff), (u8)((LINUX_VERSION_CODE >> 8) & 0xff), | |
239 | (u16)(LINUX_VERSION_CODE & 0xffff)); | |
012e50e1 HN |
240 | |
241 | /*Send the command*/ | |
242 | MLX5_SET(set_driver_version_in, in, opcode, | |
243 | MLX5_CMD_OP_SET_DRIVER_VERSION); | |
244 | ||
3ac0e69e | 245 | mlx5_cmd_exec_in(dev, set_driver_version, in); |
012e50e1 HN |
246 | } |
247 | ||
e126ba97 EC |
248 | static int set_dma_caps(struct pci_dev *pdev) |
249 | { | |
250 | int err; | |
251 | ||
252 | err = pci_set_dma_mask(pdev, DMA_BIT_MASK(64)); | |
253 | if (err) { | |
1a91de28 | 254 | dev_warn(&pdev->dev, "Warning: couldn't set 64-bit PCI DMA mask\n"); |
e126ba97 EC |
255 | err = pci_set_dma_mask(pdev, DMA_BIT_MASK(32)); |
256 | if (err) { | |
1a91de28 | 257 | dev_err(&pdev->dev, "Can't set PCI DMA mask, aborting\n"); |
e126ba97 EC |
258 | return err; |
259 | } | |
260 | } | |
261 | ||
262 | err = pci_set_consistent_dma_mask(pdev, DMA_BIT_MASK(64)); | |
263 | if (err) { | |
264 | dev_warn(&pdev->dev, | |
1a91de28 | 265 | "Warning: couldn't set 64-bit consistent PCI DMA mask\n"); |
e126ba97 EC |
266 | err = pci_set_consistent_dma_mask(pdev, DMA_BIT_MASK(32)); |
267 | if (err) { | |
268 | dev_err(&pdev->dev, | |
1a91de28 | 269 | "Can't set consistent PCI DMA mask, aborting\n"); |
e126ba97 EC |
270 | return err; |
271 | } | |
272 | } | |
273 | ||
274 | dma_set_max_seg_size(&pdev->dev, 2u * 1024 * 1024 * 1024); | |
275 | return err; | |
276 | } | |
277 | ||
89d44f0a MD |
278 | static int mlx5_pci_enable_device(struct mlx5_core_dev *dev) |
279 | { | |
280 | struct pci_dev *pdev = dev->pdev; | |
281 | int err = 0; | |
282 | ||
283 | mutex_lock(&dev->pci_status_mutex); | |
284 | if (dev->pci_status == MLX5_PCI_STATUS_DISABLED) { | |
285 | err = pci_enable_device(pdev); | |
286 | if (!err) | |
287 | dev->pci_status = MLX5_PCI_STATUS_ENABLED; | |
288 | } | |
289 | mutex_unlock(&dev->pci_status_mutex); | |
290 | ||
291 | return err; | |
292 | } | |
293 | ||
294 | static void mlx5_pci_disable_device(struct mlx5_core_dev *dev) | |
295 | { | |
296 | struct pci_dev *pdev = dev->pdev; | |
297 | ||
298 | mutex_lock(&dev->pci_status_mutex); | |
299 | if (dev->pci_status == MLX5_PCI_STATUS_ENABLED) { | |
300 | pci_disable_device(pdev); | |
301 | dev->pci_status = MLX5_PCI_STATUS_DISABLED; | |
302 | } | |
303 | mutex_unlock(&dev->pci_status_mutex); | |
304 | } | |
305 | ||
e126ba97 EC |
306 | static int request_bar(struct pci_dev *pdev) |
307 | { | |
308 | int err = 0; | |
309 | ||
310 | if (!(pci_resource_flags(pdev, 0) & IORESOURCE_MEM)) { | |
1a91de28 | 311 | dev_err(&pdev->dev, "Missing registers BAR, aborting\n"); |
e126ba97 EC |
312 | return -ENODEV; |
313 | } | |
314 | ||
17a7612b | 315 | err = pci_request_regions(pdev, KBUILD_MODNAME); |
e126ba97 EC |
316 | if (err) |
317 | dev_err(&pdev->dev, "Couldn't get PCI resources, aborting\n"); | |
318 | ||
319 | return err; | |
320 | } | |
321 | ||
322 | static void release_bar(struct pci_dev *pdev) | |
323 | { | |
324 | pci_release_regions(pdev); | |
325 | } | |
326 | ||
bd10838a | 327 | struct mlx5_reg_host_endianness { |
e126ba97 EC |
328 | u8 he; |
329 | u8 rsvd[15]; | |
330 | }; | |
331 | ||
87b8de49 EC |
332 | #define CAP_MASK(pos, size) ((u64)((1 << (size)) - 1) << (pos)) |
333 | ||
334 | enum { | |
c7a08ac7 EC |
335 | MLX5_CAP_BITS_RW_MASK = CAP_MASK(MLX5_CAP_OFF_CMDIF_CSUM, 2) | |
336 | MLX5_DEV_CAP_FLAG_DCT, | |
87b8de49 EC |
337 | }; |
338 | ||
2974ab6e | 339 | static u16 to_fw_pkey_sz(struct mlx5_core_dev *dev, u32 size) |
c7a08ac7 EC |
340 | { |
341 | switch (size) { | |
342 | case 128: | |
343 | return 0; | |
344 | case 256: | |
345 | return 1; | |
346 | case 512: | |
347 | return 2; | |
348 | case 1024: | |
349 | return 3; | |
350 | case 2048: | |
351 | return 4; | |
352 | case 4096: | |
353 | return 5; | |
354 | default: | |
2974ab6e | 355 | mlx5_core_warn(dev, "invalid pkey table size %d\n", size); |
c7a08ac7 EC |
356 | return 0; |
357 | } | |
358 | } | |
359 | ||
b06e7de8 LR |
360 | static int mlx5_core_get_caps_mode(struct mlx5_core_dev *dev, |
361 | enum mlx5_cap_type cap_type, | |
362 | enum mlx5_cap_mode cap_mode) | |
c7a08ac7 | 363 | { |
b775516b EC |
364 | u8 in[MLX5_ST_SZ_BYTES(query_hca_cap_in)]; |
365 | int out_sz = MLX5_ST_SZ_BYTES(query_hca_cap_out); | |
938fe83c SM |
366 | void *out, *hca_caps; |
367 | u16 opmod = (cap_type << 1) | (cap_mode & 0x01); | |
e126ba97 EC |
368 | int err; |
369 | ||
b775516b EC |
370 | memset(in, 0, sizeof(in)); |
371 | out = kzalloc(out_sz, GFP_KERNEL); | |
c7a08ac7 | 372 | if (!out) |
e126ba97 | 373 | return -ENOMEM; |
938fe83c | 374 | |
b775516b EC |
375 | MLX5_SET(query_hca_cap_in, in, opcode, MLX5_CMD_OP_QUERY_HCA_CAP); |
376 | MLX5_SET(query_hca_cap_in, in, op_mod, opmod); | |
3ac0e69e | 377 | err = mlx5_cmd_exec_inout(dev, query_hca_cap, in, out); |
c7a08ac7 | 378 | if (err) { |
938fe83c SM |
379 | mlx5_core_warn(dev, |
380 | "QUERY_HCA_CAP : type(%x) opmode(%x) Failed(%d)\n", | |
381 | cap_type, cap_mode, err); | |
e126ba97 EC |
382 | goto query_ex; |
383 | } | |
c7a08ac7 | 384 | |
938fe83c SM |
385 | hca_caps = MLX5_ADDR_OF(query_hca_cap_out, out, capability); |
386 | ||
387 | switch (cap_mode) { | |
388 | case HCA_CAP_OPMOD_GET_MAX: | |
701052c5 | 389 | memcpy(dev->caps.hca_max[cap_type], hca_caps, |
938fe83c SM |
390 | MLX5_UN_SZ_BYTES(hca_cap_union)); |
391 | break; | |
392 | case HCA_CAP_OPMOD_GET_CUR: | |
701052c5 | 393 | memcpy(dev->caps.hca_cur[cap_type], hca_caps, |
938fe83c SM |
394 | MLX5_UN_SZ_BYTES(hca_cap_union)); |
395 | break; | |
396 | default: | |
397 | mlx5_core_warn(dev, | |
398 | "Tried to query dev cap type(%x) with wrong opmode(%x)\n", | |
399 | cap_type, cap_mode); | |
400 | err = -EINVAL; | |
401 | break; | |
402 | } | |
c7a08ac7 EC |
403 | query_ex: |
404 | kfree(out); | |
405 | return err; | |
406 | } | |
407 | ||
b06e7de8 LR |
408 | int mlx5_core_get_caps(struct mlx5_core_dev *dev, enum mlx5_cap_type cap_type) |
409 | { | |
410 | int ret; | |
411 | ||
412 | ret = mlx5_core_get_caps_mode(dev, cap_type, HCA_CAP_OPMOD_GET_CUR); | |
413 | if (ret) | |
414 | return ret; | |
415 | return mlx5_core_get_caps_mode(dev, cap_type, HCA_CAP_OPMOD_GET_MAX); | |
416 | } | |
417 | ||
a2a322f4 | 418 | static int set_caps(struct mlx5_core_dev *dev, void *in, int opmod) |
c7a08ac7 | 419 | { |
b775516b | 420 | MLX5_SET(set_hca_cap_in, in, opcode, MLX5_CMD_OP_SET_HCA_CAP); |
f91e6d89 | 421 | MLX5_SET(set_hca_cap_in, in, op_mod, opmod << 1); |
3ac0e69e | 422 | return mlx5_cmd_exec_in(dev, set_hca_cap, in); |
c7a08ac7 EC |
423 | } |
424 | ||
a2a322f4 | 425 | static int handle_hca_cap_atomic(struct mlx5_core_dev *dev, void *set_ctx) |
f91e6d89 | 426 | { |
f91e6d89 | 427 | void *set_hca_cap; |
f91e6d89 EBE |
428 | int req_endianness; |
429 | int err; | |
430 | ||
a2a322f4 | 431 | if (!MLX5_CAP_GEN(dev, atomic)) |
f91e6d89 | 432 | return 0; |
a2a322f4 LR |
433 | |
434 | err = mlx5_core_get_caps(dev, MLX5_CAP_ATOMIC); | |
435 | if (err) | |
436 | return err; | |
f91e6d89 EBE |
437 | |
438 | req_endianness = | |
439 | MLX5_CAP_ATOMIC(dev, | |
bd10838a | 440 | supported_atomic_req_8B_endianness_mode_1); |
f91e6d89 EBE |
441 | |
442 | if (req_endianness != MLX5_ATOMIC_REQ_MODE_HOST_ENDIANNESS) | |
443 | return 0; | |
444 | ||
f91e6d89 EBE |
445 | set_hca_cap = MLX5_ADDR_OF(set_hca_cap_in, set_ctx, capability); |
446 | ||
447 | /* Set requestor to host endianness */ | |
bd10838a | 448 | MLX5_SET(atomic_caps, set_hca_cap, atomic_req_8B_endianness_mode, |
f91e6d89 EBE |
449 | MLX5_ATOMIC_REQ_MODE_HOST_ENDIANNESS); |
450 | ||
a2a322f4 | 451 | return set_caps(dev, set_ctx, MLX5_SET_HCA_CAP_OP_MOD_ATOMIC); |
f91e6d89 EBE |
452 | } |
453 | ||
a2a322f4 | 454 | static int handle_hca_cap_odp(struct mlx5_core_dev *dev, void *set_ctx) |
46861e3e | 455 | { |
46861e3e | 456 | void *set_hca_cap; |
fca22e7e | 457 | bool do_set = false; |
46861e3e MS |
458 | int err; |
459 | ||
37b6bb77 LR |
460 | if (!IS_ENABLED(CONFIG_INFINIBAND_ON_DEMAND_PAGING) || |
461 | !MLX5_CAP_GEN(dev, pg)) | |
46861e3e MS |
462 | return 0; |
463 | ||
464 | err = mlx5_core_get_caps(dev, MLX5_CAP_ODP); | |
465 | if (err) | |
466 | return err; | |
467 | ||
46861e3e MS |
468 | set_hca_cap = MLX5_ADDR_OF(set_hca_cap_in, set_ctx, capability); |
469 | memcpy(set_hca_cap, dev->caps.hca_cur[MLX5_CAP_ODP], | |
470 | MLX5_ST_SZ_BYTES(odp_cap)); | |
471 | ||
fca22e7e MS |
472 | #define ODP_CAP_SET_MAX(dev, field) \ |
473 | do { \ | |
474 | u32 _res = MLX5_CAP_ODP_MAX(dev, field); \ | |
475 | if (_res) { \ | |
476 | do_set = true; \ | |
477 | MLX5_SET(odp_cap, set_hca_cap, field, _res); \ | |
478 | } \ | |
479 | } while (0) | |
480 | ||
481 | ODP_CAP_SET_MAX(dev, ud_odp_caps.srq_receive); | |
482 | ODP_CAP_SET_MAX(dev, rc_odp_caps.srq_receive); | |
483 | ODP_CAP_SET_MAX(dev, xrc_odp_caps.srq_receive); | |
484 | ODP_CAP_SET_MAX(dev, xrc_odp_caps.send); | |
485 | ODP_CAP_SET_MAX(dev, xrc_odp_caps.receive); | |
486 | ODP_CAP_SET_MAX(dev, xrc_odp_caps.write); | |
487 | ODP_CAP_SET_MAX(dev, xrc_odp_caps.read); | |
488 | ODP_CAP_SET_MAX(dev, xrc_odp_caps.atomic); | |
00679b63 MG |
489 | ODP_CAP_SET_MAX(dev, dc_odp_caps.srq_receive); |
490 | ODP_CAP_SET_MAX(dev, dc_odp_caps.send); | |
491 | ODP_CAP_SET_MAX(dev, dc_odp_caps.receive); | |
492 | ODP_CAP_SET_MAX(dev, dc_odp_caps.write); | |
493 | ODP_CAP_SET_MAX(dev, dc_odp_caps.read); | |
494 | ODP_CAP_SET_MAX(dev, dc_odp_caps.atomic); | |
fca22e7e | 495 | |
a2a322f4 LR |
496 | if (!do_set) |
497 | return 0; | |
fca22e7e | 498 | |
a2a322f4 | 499 | return set_caps(dev, set_ctx, MLX5_SET_HCA_CAP_OP_MOD_ODP); |
46861e3e MS |
500 | } |
501 | ||
a2a322f4 | 502 | static int handle_hca_cap(struct mlx5_core_dev *dev, void *set_ctx) |
c7a08ac7 | 503 | { |
c7a08ac7 | 504 | struct mlx5_profile *prof = dev->profile; |
938fe83c | 505 | void *set_hca_cap; |
a2a322f4 | 506 | int err; |
e126ba97 | 507 | |
b06e7de8 | 508 | err = mlx5_core_get_caps(dev, MLX5_CAP_GENERAL); |
e126ba97 | 509 | if (err) |
a2a322f4 | 510 | return err; |
e126ba97 | 511 | |
938fe83c SM |
512 | set_hca_cap = MLX5_ADDR_OF(set_hca_cap_in, set_ctx, |
513 | capability); | |
701052c5 | 514 | memcpy(set_hca_cap, dev->caps.hca_cur[MLX5_CAP_GENERAL], |
938fe83c SM |
515 | MLX5_ST_SZ_BYTES(cmd_hca_cap)); |
516 | ||
517 | mlx5_core_dbg(dev, "Current Pkey table size %d Setting new size %d\n", | |
707c4602 | 518 | mlx5_to_sw_pkey_sz(MLX5_CAP_GEN(dev, pkey_table_size)), |
938fe83c | 519 | 128); |
c7a08ac7 | 520 | /* we limit the size of the pkey table to 128 entries for now */ |
938fe83c | 521 | MLX5_SET(cmd_hca_cap, set_hca_cap, pkey_table_size, |
2974ab6e | 522 | to_fw_pkey_sz(dev, 128)); |
c7a08ac7 | 523 | |
883371c4 NO |
524 | /* Check log_max_qp from HCA caps to set in current profile */ |
525 | if (MLX5_CAP_GEN_MAX(dev, log_max_qp) < profile[prof_sel].log_max_qp) { | |
526 | mlx5_core_warn(dev, "log_max_qp value in current profile is %d, changing it to HCA capability limit (%d)\n", | |
527 | profile[prof_sel].log_max_qp, | |
528 | MLX5_CAP_GEN_MAX(dev, log_max_qp)); | |
529 | profile[prof_sel].log_max_qp = MLX5_CAP_GEN_MAX(dev, log_max_qp); | |
530 | } | |
c7a08ac7 | 531 | if (prof->mask & MLX5_PROF_MASK_QP_SIZE) |
938fe83c SM |
532 | MLX5_SET(cmd_hca_cap, set_hca_cap, log_max_qp, |
533 | prof->log_max_qp); | |
c7a08ac7 | 534 | |
938fe83c SM |
535 | /* disable cmdif checksum */ |
536 | MLX5_SET(cmd_hca_cap, set_hca_cap, cmdif_checksum, 0); | |
c7a08ac7 | 537 | |
91828bd8 MD |
538 | /* Enable 4K UAR only when HCA supports it and page size is bigger |
539 | * than 4K. | |
540 | */ | |
541 | if (MLX5_CAP_GEN_MAX(dev, uar_4k) && PAGE_SIZE > 4096) | |
f502d834 EC |
542 | MLX5_SET(cmd_hca_cap, set_hca_cap, uar_4k, 1); |
543 | ||
fe1e1876 CS |
544 | MLX5_SET(cmd_hca_cap, set_hca_cap, log_uar_page_sz, PAGE_SHIFT - 12); |
545 | ||
f32f5bd2 DJ |
546 | if (MLX5_CAP_GEN_MAX(dev, cache_line_128byte)) |
547 | MLX5_SET(cmd_hca_cap, | |
548 | set_hca_cap, | |
549 | cache_line_128byte, | |
c67f100e | 550 | cache_line_size() >= 128 ? 1 : 0); |
f32f5bd2 | 551 | |
dd44572a MS |
552 | if (MLX5_CAP_GEN_MAX(dev, dct)) |
553 | MLX5_SET(cmd_hca_cap, set_hca_cap, dct, 1); | |
554 | ||
e7f4d0bc MS |
555 | if (MLX5_CAP_GEN_MAX(dev, pci_sync_for_fw_update_event)) |
556 | MLX5_SET(cmd_hca_cap, set_hca_cap, pci_sync_for_fw_update_event, 1); | |
557 | ||
c4b76d8d DJ |
558 | if (MLX5_CAP_GEN_MAX(dev, num_vhca_ports)) |
559 | MLX5_SET(cmd_hca_cap, | |
560 | set_hca_cap, | |
561 | num_vhca_ports, | |
562 | MLX5_CAP_GEN_MAX(dev, num_vhca_ports)); | |
563 | ||
c6168161 EBE |
564 | if (MLX5_CAP_GEN_MAX(dev, release_all_pages)) |
565 | MLX5_SET(cmd_hca_cap, set_hca_cap, release_all_pages, 1); | |
566 | ||
4dca6509 MG |
567 | if (MLX5_CAP_GEN_MAX(dev, mkey_by_name)) |
568 | MLX5_SET(cmd_hca_cap, set_hca_cap, mkey_by_name, 1); | |
569 | ||
a2a322f4 | 570 | return set_caps(dev, set_ctx, MLX5_SET_HCA_CAP_OP_MOD_GENERAL_DEVICE); |
e126ba97 | 571 | } |
c7a08ac7 | 572 | |
59e9e8e4 MZ |
573 | static int handle_hca_cap_roce(struct mlx5_core_dev *dev, void *set_ctx) |
574 | { | |
575 | void *set_hca_cap; | |
576 | int err; | |
577 | ||
578 | if (!MLX5_CAP_GEN(dev, roce)) | |
579 | return 0; | |
580 | ||
581 | err = mlx5_core_get_caps(dev, MLX5_CAP_ROCE); | |
582 | if (err) | |
583 | return err; | |
584 | ||
585 | if (MLX5_CAP_ROCE(dev, sw_r_roce_src_udp_port) || | |
586 | !MLX5_CAP_ROCE_MAX(dev, sw_r_roce_src_udp_port)) | |
587 | return 0; | |
588 | ||
589 | set_hca_cap = MLX5_ADDR_OF(set_hca_cap_in, set_ctx, capability); | |
590 | memcpy(set_hca_cap, dev->caps.hca_cur[MLX5_CAP_ROCE], | |
591 | MLX5_ST_SZ_BYTES(roce_cap)); | |
592 | MLX5_SET(roce_cap, set_hca_cap, sw_r_roce_src_udp_port, 1); | |
593 | ||
594 | err = set_caps(dev, set_ctx, MLX5_SET_HCA_CAP_OP_MOD_ROCE); | |
e126ba97 EC |
595 | return err; |
596 | } | |
597 | ||
37b6bb77 LR |
598 | static int set_hca_cap(struct mlx5_core_dev *dev) |
599 | { | |
a2a322f4 LR |
600 | int set_sz = MLX5_ST_SZ_BYTES(set_hca_cap_in); |
601 | void *set_ctx; | |
37b6bb77 LR |
602 | int err; |
603 | ||
a2a322f4 LR |
604 | set_ctx = kzalloc(set_sz, GFP_KERNEL); |
605 | if (!set_ctx) | |
606 | return -ENOMEM; | |
607 | ||
608 | err = handle_hca_cap(dev, set_ctx); | |
37b6bb77 | 609 | if (err) { |
98a8e6fc | 610 | mlx5_core_err(dev, "handle_hca_cap failed\n"); |
37b6bb77 LR |
611 | goto out; |
612 | } | |
613 | ||
a2a322f4 LR |
614 | memset(set_ctx, 0, set_sz); |
615 | err = handle_hca_cap_atomic(dev, set_ctx); | |
37b6bb77 | 616 | if (err) { |
98a8e6fc | 617 | mlx5_core_err(dev, "handle_hca_cap_atomic failed\n"); |
37b6bb77 LR |
618 | goto out; |
619 | } | |
620 | ||
a2a322f4 LR |
621 | memset(set_ctx, 0, set_sz); |
622 | err = handle_hca_cap_odp(dev, set_ctx); | |
37b6bb77 | 623 | if (err) { |
98a8e6fc | 624 | mlx5_core_err(dev, "handle_hca_cap_odp failed\n"); |
37b6bb77 LR |
625 | goto out; |
626 | } | |
627 | ||
59e9e8e4 MZ |
628 | memset(set_ctx, 0, set_sz); |
629 | err = handle_hca_cap_roce(dev, set_ctx); | |
630 | if (err) { | |
631 | mlx5_core_err(dev, "handle_hca_cap_roce failed\n"); | |
632 | goto out; | |
633 | } | |
634 | ||
37b6bb77 | 635 | out: |
a2a322f4 | 636 | kfree(set_ctx); |
37b6bb77 LR |
637 | return err; |
638 | } | |
639 | ||
e126ba97 EC |
640 | static int set_hca_ctrl(struct mlx5_core_dev *dev) |
641 | { | |
bd10838a OG |
642 | struct mlx5_reg_host_endianness he_in; |
643 | struct mlx5_reg_host_endianness he_out; | |
e126ba97 EC |
644 | int err; |
645 | ||
fc50db98 EC |
646 | if (!mlx5_core_is_pf(dev)) |
647 | return 0; | |
648 | ||
e126ba97 EC |
649 | memset(&he_in, 0, sizeof(he_in)); |
650 | he_in.he = MLX5_SET_HOST_ENDIANNESS; | |
651 | err = mlx5_core_access_reg(dev, &he_in, sizeof(he_in), | |
652 | &he_out, sizeof(he_out), | |
653 | MLX5_REG_HOST_ENDIANNESS, 0, 1); | |
654 | return err; | |
655 | } | |
656 | ||
c85023e1 HN |
657 | static int mlx5_core_set_hca_defaults(struct mlx5_core_dev *dev) |
658 | { | |
659 | int ret = 0; | |
660 | ||
661 | /* Disable local_lb by default */ | |
8978cc92 | 662 | if (MLX5_CAP_GEN(dev, port_type) == MLX5_CAP_PORT_TYPE_ETH) |
c85023e1 HN |
663 | ret = mlx5_nic_vport_update_local_lb(dev, false); |
664 | ||
665 | return ret; | |
666 | } | |
667 | ||
0b107106 | 668 | int mlx5_core_enable_hca(struct mlx5_core_dev *dev, u16 func_id) |
cd23b14b | 669 | { |
3ac0e69e | 670 | u32 in[MLX5_ST_SZ_DW(enable_hca_in)] = {}; |
cd23b14b | 671 | |
0b107106 EC |
672 | MLX5_SET(enable_hca_in, in, opcode, MLX5_CMD_OP_ENABLE_HCA); |
673 | MLX5_SET(enable_hca_in, in, function_id, func_id); | |
22e939a9 BW |
674 | MLX5_SET(enable_hca_in, in, embedded_cpu_function, |
675 | dev->caps.embedded_cpu); | |
3ac0e69e | 676 | return mlx5_cmd_exec_in(dev, enable_hca, in); |
cd23b14b EC |
677 | } |
678 | ||
0b107106 | 679 | int mlx5_core_disable_hca(struct mlx5_core_dev *dev, u16 func_id) |
cd23b14b | 680 | { |
3ac0e69e | 681 | u32 in[MLX5_ST_SZ_DW(disable_hca_in)] = {}; |
cd23b14b | 682 | |
0b107106 EC |
683 | MLX5_SET(disable_hca_in, in, opcode, MLX5_CMD_OP_DISABLE_HCA); |
684 | MLX5_SET(disable_hca_in, in, function_id, func_id); | |
22e939a9 BW |
685 | MLX5_SET(enable_hca_in, in, embedded_cpu_function, |
686 | dev->caps.embedded_cpu); | |
3ac0e69e | 687 | return mlx5_cmd_exec_in(dev, disable_hca, in); |
cd23b14b EC |
688 | } |
689 | ||
f62b8bb8 AV |
690 | static int mlx5_core_set_issi(struct mlx5_core_dev *dev) |
691 | { | |
3ac0e69e LR |
692 | u32 query_out[MLX5_ST_SZ_DW(query_issi_out)] = {}; |
693 | u32 query_in[MLX5_ST_SZ_DW(query_issi_in)] = {}; | |
f62b8bb8 | 694 | u32 sup_issi; |
c4f287c4 | 695 | int err; |
f62b8bb8 AV |
696 | |
697 | MLX5_SET(query_issi_in, query_in, opcode, MLX5_CMD_OP_QUERY_ISSI); | |
3ac0e69e | 698 | err = mlx5_cmd_exec_inout(dev, query_issi, query_in, query_out); |
f62b8bb8 | 699 | if (err) { |
c4f287c4 SM |
700 | u32 syndrome; |
701 | u8 status; | |
702 | ||
703 | mlx5_cmd_mbox_status(query_out, &status, &syndrome); | |
f9c14e46 KH |
704 | if (!status || syndrome == MLX5_DRIVER_SYND) { |
705 | mlx5_core_err(dev, "Failed to query ISSI err(%d) status(%d) synd(%d)\n", | |
706 | err, status, syndrome); | |
707 | return err; | |
f62b8bb8 AV |
708 | } |
709 | ||
f9c14e46 KH |
710 | mlx5_core_warn(dev, "Query ISSI is not supported by FW, ISSI is 0\n"); |
711 | dev->issi = 0; | |
712 | return 0; | |
f62b8bb8 AV |
713 | } |
714 | ||
715 | sup_issi = MLX5_GET(query_issi_out, query_out, supported_issi_dw0); | |
716 | ||
717 | if (sup_issi & (1 << 1)) { | |
3ac0e69e | 718 | u32 set_in[MLX5_ST_SZ_DW(set_issi_in)] = {}; |
f62b8bb8 AV |
719 | |
720 | MLX5_SET(set_issi_in, set_in, opcode, MLX5_CMD_OP_SET_ISSI); | |
721 | MLX5_SET(set_issi_in, set_in, current_issi, 1); | |
3ac0e69e | 722 | err = mlx5_cmd_exec_in(dev, set_issi, set_in); |
f62b8bb8 | 723 | if (err) { |
f9c14e46 KH |
724 | mlx5_core_err(dev, "Failed to set ISSI to 1 err(%d)\n", |
725 | err); | |
f62b8bb8 AV |
726 | return err; |
727 | } | |
728 | ||
729 | dev->issi = 1; | |
730 | ||
731 | return 0; | |
e74a1db0 | 732 | } else if (sup_issi & (1 << 0) || !sup_issi) { |
f62b8bb8 AV |
733 | return 0; |
734 | } | |
735 | ||
9eb78923 | 736 | return -EOPNOTSUPP; |
f62b8bb8 | 737 | } |
f62b8bb8 | 738 | |
11f3b84d SM |
739 | static int mlx5_pci_init(struct mlx5_core_dev *dev, struct pci_dev *pdev, |
740 | const struct pci_device_id *id) | |
a31208b1 | 741 | { |
868bc06b | 742 | struct mlx5_priv *priv = &dev->priv; |
a31208b1 | 743 | int err = 0; |
e126ba97 | 744 | |
d22663ed | 745 | mutex_init(&dev->pci_status_mutex); |
11f3b84d | 746 | pci_set_drvdata(dev->pdev, dev); |
311c7c71 | 747 | |
aa8106f1 | 748 | dev->bar_addr = pci_resource_start(pdev, 0); |
7be3412a | 749 | priv->numa_node = dev_to_node(mlx5_core_dma_dev(dev)); |
311c7c71 | 750 | |
89d44f0a | 751 | err = mlx5_pci_enable_device(dev); |
e126ba97 | 752 | if (err) { |
98a8e6fc | 753 | mlx5_core_err(dev, "Cannot enable PCI device, aborting\n"); |
11f3b84d | 754 | return err; |
e126ba97 EC |
755 | } |
756 | ||
757 | err = request_bar(pdev); | |
758 | if (err) { | |
98a8e6fc | 759 | mlx5_core_err(dev, "error requesting BARs, aborting\n"); |
e126ba97 EC |
760 | goto err_disable; |
761 | } | |
762 | ||
763 | pci_set_master(pdev); | |
764 | ||
765 | err = set_dma_caps(pdev); | |
766 | if (err) { | |
98a8e6fc | 767 | mlx5_core_err(dev, "Failed setting DMA capabilities mask, aborting\n"); |
e126ba97 EC |
768 | goto err_clr_master; |
769 | } | |
770 | ||
ce4eee53 MG |
771 | if (pci_enable_atomic_ops_to_root(pdev, PCI_EXP_DEVCAP2_ATOMIC_COMP32) && |
772 | pci_enable_atomic_ops_to_root(pdev, PCI_EXP_DEVCAP2_ATOMIC_COMP64) && | |
773 | pci_enable_atomic_ops_to_root(pdev, PCI_EXP_DEVCAP2_ATOMIC_COMP128)) | |
774 | mlx5_core_dbg(dev, "Enabling pci atomics failed\n"); | |
775 | ||
aa8106f1 | 776 | dev->iseg_base = dev->bar_addr; |
e126ba97 EC |
777 | dev->iseg = ioremap(dev->iseg_base, sizeof(*dev->iseg)); |
778 | if (!dev->iseg) { | |
779 | err = -ENOMEM; | |
98a8e6fc | 780 | mlx5_core_err(dev, "Failed mapping initialization segment, aborting\n"); |
e126ba97 EC |
781 | goto err_clr_master; |
782 | } | |
a31208b1 | 783 | |
b25bbc2f | 784 | mlx5_pci_vsc_init(dev); |
c89da067 | 785 | dev->caps.embedded_cpu = mlx5_read_embedded_cpu(dev); |
a31208b1 MD |
786 | return 0; |
787 | ||
788 | err_clr_master: | |
789 | pci_clear_master(dev->pdev); | |
790 | release_bar(dev->pdev); | |
791 | err_disable: | |
89d44f0a | 792 | mlx5_pci_disable_device(dev); |
a31208b1 MD |
793 | return err; |
794 | } | |
795 | ||
868bc06b | 796 | static void mlx5_pci_close(struct mlx5_core_dev *dev) |
a31208b1 | 797 | { |
42ea9f1b SD |
798 | /* health work might still be active, and it needs pci bar in |
799 | * order to know the NIC state. Therefore, drain the health WQ | |
800 | * before removing the pci bars | |
801 | */ | |
802 | mlx5_drain_health_wq(dev); | |
a31208b1 MD |
803 | iounmap(dev->iseg); |
804 | pci_clear_master(dev->pdev); | |
805 | release_bar(dev->pdev); | |
89d44f0a | 806 | mlx5_pci_disable_device(dev); |
a31208b1 MD |
807 | } |
808 | ||
868bc06b | 809 | static int mlx5_init_once(struct mlx5_core_dev *dev) |
59211bd3 | 810 | { |
59211bd3 MHY |
811 | int err; |
812 | ||
868bc06b SM |
813 | dev->priv.devcom = mlx5_devcom_register_device(dev); |
814 | if (IS_ERR(dev->priv.devcom)) | |
98a8e6fc HN |
815 | mlx5_core_err(dev, "failed to register with devcom (0x%p)\n", |
816 | dev->priv.devcom); | |
fadd59fc | 817 | |
59211bd3 MHY |
818 | err = mlx5_query_board_id(dev); |
819 | if (err) { | |
98a8e6fc | 820 | mlx5_core_err(dev, "query board id failed\n"); |
fadd59fc | 821 | goto err_devcom; |
59211bd3 MHY |
822 | } |
823 | ||
561aa15a YA |
824 | err = mlx5_irq_table_init(dev); |
825 | if (err) { | |
826 | mlx5_core_err(dev, "failed to initialize irq table\n"); | |
827 | goto err_devcom; | |
828 | } | |
829 | ||
f2f3df55 | 830 | err = mlx5_eq_table_init(dev); |
59211bd3 | 831 | if (err) { |
98a8e6fc | 832 | mlx5_core_err(dev, "failed to initialize eq\n"); |
561aa15a | 833 | goto err_irq_cleanup; |
59211bd3 MHY |
834 | } |
835 | ||
69c1280b SM |
836 | err = mlx5_events_init(dev); |
837 | if (err) { | |
98a8e6fc | 838 | mlx5_core_err(dev, "failed to initialize events\n"); |
69c1280b SM |
839 | goto err_eq_cleanup; |
840 | } | |
841 | ||
38b9f903 MS |
842 | err = mlx5_fw_reset_init(dev); |
843 | if (err) { | |
844 | mlx5_core_err(dev, "failed to initialize fw reset events\n"); | |
845 | goto err_events_cleanup; | |
846 | } | |
847 | ||
9f818c8a | 848 | mlx5_cq_debugfs_init(dev); |
59211bd3 | 849 | |
52ec462e IT |
850 | mlx5_init_reserved_gids(dev); |
851 | ||
7c39afb3 FD |
852 | mlx5_init_clock(dev); |
853 | ||
358aa5ce | 854 | dev->vxlan = mlx5_vxlan_create(dev); |
0ccc171e | 855 | dev->geneve = mlx5_geneve_create(dev); |
358aa5ce | 856 | |
59211bd3 MHY |
857 | err = mlx5_init_rl_table(dev); |
858 | if (err) { | |
98a8e6fc | 859 | mlx5_core_err(dev, "Failed to init rate limiting\n"); |
59211bd3 MHY |
860 | goto err_tables_cleanup; |
861 | } | |
862 | ||
eeb66cdb SM |
863 | err = mlx5_mpfs_init(dev); |
864 | if (err) { | |
98a8e6fc | 865 | mlx5_core_err(dev, "Failed to init l2 table %d\n", err); |
eeb66cdb SM |
866 | goto err_rl_cleanup; |
867 | } | |
868 | ||
86eec50b | 869 | err = mlx5_sriov_init(dev); |
c2d6e31a | 870 | if (err) { |
86eec50b | 871 | mlx5_core_err(dev, "Failed to init sriov %d\n", err); |
eeb66cdb | 872 | goto err_mpfs_cleanup; |
c2d6e31a | 873 | } |
c2d6e31a | 874 | |
86eec50b | 875 | err = mlx5_eswitch_init(dev); |
c2d6e31a | 876 | if (err) { |
86eec50b BW |
877 | mlx5_core_err(dev, "Failed to init eswitch %d\n", err); |
878 | goto err_sriov_cleanup; | |
c2d6e31a MHY |
879 | } |
880 | ||
9410733c IT |
881 | err = mlx5_fpga_init(dev); |
882 | if (err) { | |
98a8e6fc | 883 | mlx5_core_err(dev, "Failed to init fpga device %d\n", err); |
86eec50b | 884 | goto err_eswitch_cleanup; |
9410733c IT |
885 | } |
886 | ||
c9b9dcb4 AL |
887 | dev->dm = mlx5_dm_create(dev); |
888 | if (IS_ERR(dev->dm)) | |
889 | mlx5_core_warn(dev, "Failed to init device memory%d\n", err); | |
890 | ||
24406953 | 891 | dev->tracer = mlx5_fw_tracer_create(dev); |
87175120 | 892 | dev->hv_vhca = mlx5_hv_vhca_create(dev); |
12206b17 | 893 | dev->rsc_dump = mlx5_rsc_dump_create(dev); |
24406953 | 894 | |
59211bd3 MHY |
895 | return 0; |
896 | ||
c2d6e31a | 897 | err_eswitch_cleanup: |
c2d6e31a | 898 | mlx5_eswitch_cleanup(dev->priv.eswitch); |
86eec50b BW |
899 | err_sriov_cleanup: |
900 | mlx5_sriov_cleanup(dev); | |
eeb66cdb | 901 | err_mpfs_cleanup: |
eeb66cdb | 902 | mlx5_mpfs_cleanup(dev); |
c2d6e31a | 903 | err_rl_cleanup: |
c2d6e31a | 904 | mlx5_cleanup_rl_table(dev); |
59211bd3 | 905 | err_tables_cleanup: |
0ccc171e | 906 | mlx5_geneve_destroy(dev->geneve); |
358aa5ce | 907 | mlx5_vxlan_destroy(dev->vxlan); |
02d92f79 | 908 | mlx5_cq_debugfs_cleanup(dev); |
38b9f903 MS |
909 | mlx5_fw_reset_cleanup(dev); |
910 | err_events_cleanup: | |
69c1280b | 911 | mlx5_events_cleanup(dev); |
59211bd3 | 912 | err_eq_cleanup: |
f2f3df55 | 913 | mlx5_eq_table_cleanup(dev); |
561aa15a YA |
914 | err_irq_cleanup: |
915 | mlx5_irq_table_cleanup(dev); | |
fadd59fc AH |
916 | err_devcom: |
917 | mlx5_devcom_unregister_device(dev->priv.devcom); | |
59211bd3 | 918 | |
59211bd3 MHY |
919 | return err; |
920 | } | |
921 | ||
922 | static void mlx5_cleanup_once(struct mlx5_core_dev *dev) | |
923 | { | |
12206b17 | 924 | mlx5_rsc_dump_destroy(dev); |
87175120 | 925 | mlx5_hv_vhca_destroy(dev->hv_vhca); |
24406953 | 926 | mlx5_fw_tracer_destroy(dev->tracer); |
c9b9dcb4 | 927 | mlx5_dm_cleanup(dev); |
9410733c | 928 | mlx5_fpga_cleanup(dev); |
c2d6e31a | 929 | mlx5_eswitch_cleanup(dev->priv.eswitch); |
86eec50b | 930 | mlx5_sriov_cleanup(dev); |
eeb66cdb | 931 | mlx5_mpfs_cleanup(dev); |
59211bd3 | 932 | mlx5_cleanup_rl_table(dev); |
0ccc171e | 933 | mlx5_geneve_destroy(dev->geneve); |
358aa5ce | 934 | mlx5_vxlan_destroy(dev->vxlan); |
7c39afb3 | 935 | mlx5_cleanup_clock(dev); |
52ec462e | 936 | mlx5_cleanup_reserved_gids(dev); |
02d92f79 | 937 | mlx5_cq_debugfs_cleanup(dev); |
38b9f903 | 938 | mlx5_fw_reset_cleanup(dev); |
69c1280b | 939 | mlx5_events_cleanup(dev); |
f2f3df55 | 940 | mlx5_eq_table_cleanup(dev); |
561aa15a | 941 | mlx5_irq_table_cleanup(dev); |
fadd59fc | 942 | mlx5_devcom_unregister_device(dev->priv.devcom); |
59211bd3 MHY |
943 | } |
944 | ||
e161105e | 945 | static int mlx5_function_setup(struct mlx5_core_dev *dev, bool boot) |
a31208b1 | 946 | { |
a31208b1 MD |
947 | int err; |
948 | ||
98a8e6fc HN |
949 | mlx5_core_info(dev, "firmware version: %d.%d.%d\n", fw_rev_maj(dev), |
950 | fw_rev_min(dev), fw_rev_sub(dev)); | |
e126ba97 | 951 | |
00c6bcb0 TG |
952 | /* Only PFs hold the relevant PCIe information for this query */ |
953 | if (mlx5_core_is_pf(dev)) | |
954 | pcie_print_link_status(dev->pdev); | |
955 | ||
6c780a02 EC |
956 | /* wait for firmware to accept initialization segments configurations |
957 | */ | |
b8a92577 | 958 | err = wait_fw_init(dev, FW_PRE_INIT_TIMEOUT_MILI, FW_INIT_WARN_MESSAGE_INTERVAL); |
6c780a02 | 959 | if (err) { |
98a8e6fc HN |
960 | mlx5_core_err(dev, "Firmware over %d MS in pre-initializing state, aborting\n", |
961 | FW_PRE_INIT_TIMEOUT_MILI); | |
e161105e | 962 | return err; |
6c780a02 EC |
963 | } |
964 | ||
e126ba97 EC |
965 | err = mlx5_cmd_init(dev); |
966 | if (err) { | |
98a8e6fc | 967 | mlx5_core_err(dev, "Failed initializing command interface, aborting\n"); |
e161105e | 968 | return err; |
e126ba97 EC |
969 | } |
970 | ||
b8a92577 | 971 | err = wait_fw_init(dev, FW_INIT_TIMEOUT_MILI, 0); |
e3297246 | 972 | if (err) { |
98a8e6fc HN |
973 | mlx5_core_err(dev, "Firmware over %d MS in initializing state, aborting\n", |
974 | FW_INIT_TIMEOUT_MILI); | |
55378a23 | 975 | goto err_cmd_cleanup; |
e3297246 EC |
976 | } |
977 | ||
f7936ddd EBE |
978 | mlx5_cmd_set_state(dev, MLX5_CMDIF_STATE_UP); |
979 | ||
0b107106 | 980 | err = mlx5_core_enable_hca(dev, 0); |
cd23b14b | 981 | if (err) { |
98a8e6fc | 982 | mlx5_core_err(dev, "enable hca failed\n"); |
59211bd3 | 983 | goto err_cmd_cleanup; |
cd23b14b EC |
984 | } |
985 | ||
f62b8bb8 AV |
986 | err = mlx5_core_set_issi(dev); |
987 | if (err) { | |
98a8e6fc | 988 | mlx5_core_err(dev, "failed to set issi\n"); |
f62b8bb8 AV |
989 | goto err_disable_hca; |
990 | } | |
f62b8bb8 | 991 | |
cd23b14b EC |
992 | err = mlx5_satisfy_startup_pages(dev, 1); |
993 | if (err) { | |
98a8e6fc | 994 | mlx5_core_err(dev, "failed to allocate boot pages\n"); |
cd23b14b EC |
995 | goto err_disable_hca; |
996 | } | |
997 | ||
e126ba97 EC |
998 | err = set_hca_ctrl(dev); |
999 | if (err) { | |
98a8e6fc | 1000 | mlx5_core_err(dev, "set_hca_ctrl failed\n"); |
cd23b14b | 1001 | goto reclaim_boot_pages; |
e126ba97 EC |
1002 | } |
1003 | ||
37b6bb77 | 1004 | err = set_hca_cap(dev); |
f91e6d89 | 1005 | if (err) { |
98a8e6fc | 1006 | mlx5_core_err(dev, "set_hca_cap failed\n"); |
46861e3e MS |
1007 | goto reclaim_boot_pages; |
1008 | } | |
1009 | ||
cd23b14b | 1010 | err = mlx5_satisfy_startup_pages(dev, 0); |
e126ba97 | 1011 | if (err) { |
98a8e6fc | 1012 | mlx5_core_err(dev, "failed to allocate init pages\n"); |
cd23b14b | 1013 | goto reclaim_boot_pages; |
e126ba97 EC |
1014 | } |
1015 | ||
8737f818 | 1016 | err = mlx5_cmd_init_hca(dev, sw_owner_id); |
e126ba97 | 1017 | if (err) { |
98a8e6fc | 1018 | mlx5_core_err(dev, "init hca failed\n"); |
0cf53c12 | 1019 | goto reclaim_boot_pages; |
e126ba97 EC |
1020 | } |
1021 | ||
012e50e1 HN |
1022 | mlx5_set_driver_version(dev); |
1023 | ||
e126ba97 EC |
1024 | mlx5_start_health_poll(dev); |
1025 | ||
bba1574c DJ |
1026 | err = mlx5_query_hca_caps(dev); |
1027 | if (err) { | |
98a8e6fc | 1028 | mlx5_core_err(dev, "query hca failed\n"); |
e161105e | 1029 | goto stop_health; |
bba1574c DJ |
1030 | } |
1031 | ||
e161105e SM |
1032 | return 0; |
1033 | ||
1034 | stop_health: | |
1035 | mlx5_stop_health_poll(dev, boot); | |
1036 | reclaim_boot_pages: | |
1037 | mlx5_reclaim_startup_pages(dev); | |
1038 | err_disable_hca: | |
1039 | mlx5_core_disable_hca(dev, 0); | |
1040 | err_cmd_cleanup: | |
f7936ddd | 1041 | mlx5_cmd_set_state(dev, MLX5_CMDIF_STATE_DOWN); |
e161105e SM |
1042 | mlx5_cmd_cleanup(dev); |
1043 | ||
1044 | return err; | |
1045 | } | |
1046 | ||
1047 | static int mlx5_function_teardown(struct mlx5_core_dev *dev, bool boot) | |
1048 | { | |
1049 | int err; | |
1050 | ||
1051 | mlx5_stop_health_poll(dev, boot); | |
1052 | err = mlx5_cmd_teardown_hca(dev); | |
1053 | if (err) { | |
98a8e6fc | 1054 | mlx5_core_err(dev, "tear_down_hca failed, skip cleanup\n"); |
e161105e | 1055 | return err; |
e126ba97 | 1056 | } |
e161105e SM |
1057 | mlx5_reclaim_startup_pages(dev); |
1058 | mlx5_core_disable_hca(dev, 0); | |
f7936ddd | 1059 | mlx5_cmd_set_state(dev, MLX5_CMDIF_STATE_DOWN); |
e161105e SM |
1060 | mlx5_cmd_cleanup(dev); |
1061 | ||
1062 | return 0; | |
1063 | } | |
1064 | ||
a80d1b68 | 1065 | static int mlx5_load(struct mlx5_core_dev *dev) |
e161105e | 1066 | { |
e161105e | 1067 | int err; |
e126ba97 | 1068 | |
01187175 | 1069 | dev->priv.uar = mlx5_get_uars_page(dev); |
72f36be0 | 1070 | if (IS_ERR(dev->priv.uar)) { |
98a8e6fc | 1071 | mlx5_core_err(dev, "Failed allocating uar, aborting\n"); |
72f36be0 | 1072 | err = PTR_ERR(dev->priv.uar); |
a80d1b68 | 1073 | return err; |
e126ba97 EC |
1074 | } |
1075 | ||
69c1280b | 1076 | mlx5_events_start(dev); |
0cf53c12 SM |
1077 | mlx5_pagealloc_start(dev); |
1078 | ||
e1706e62 YA |
1079 | err = mlx5_irq_table_create(dev); |
1080 | if (err) { | |
1081 | mlx5_core_err(dev, "Failed to alloc IRQs\n"); | |
1082 | goto err_irq_table; | |
1083 | } | |
1084 | ||
c8e21b3b | 1085 | err = mlx5_eq_table_create(dev); |
e126ba97 | 1086 | if (err) { |
98a8e6fc | 1087 | mlx5_core_err(dev, "Failed to create EQs\n"); |
c8e21b3b | 1088 | goto err_eq_table; |
e126ba97 EC |
1089 | } |
1090 | ||
24406953 FD |
1091 | err = mlx5_fw_tracer_init(dev->tracer); |
1092 | if (err) { | |
98a8e6fc | 1093 | mlx5_core_err(dev, "Failed to init FW tracer\n"); |
24406953 FD |
1094 | goto err_fw_tracer; |
1095 | } | |
1096 | ||
38b9f903 | 1097 | mlx5_fw_reset_events_start(dev); |
87175120 EBE |
1098 | mlx5_hv_vhca_init(dev->hv_vhca); |
1099 | ||
12206b17 AL |
1100 | err = mlx5_rsc_dump_init(dev); |
1101 | if (err) { | |
1102 | mlx5_core_err(dev, "Failed to init Resource dump\n"); | |
1103 | goto err_rsc_dump; | |
1104 | } | |
1105 | ||
04e87170 MB |
1106 | err = mlx5_fpga_device_start(dev); |
1107 | if (err) { | |
98a8e6fc | 1108 | mlx5_core_err(dev, "fpga device start failed %d\n", err); |
04e87170 MB |
1109 | goto err_fpga_start; |
1110 | } | |
1111 | ||
9a6ad1ad | 1112 | mlx5_accel_ipsec_init(dev); |
04e87170 | 1113 | |
1ae17322 IL |
1114 | err = mlx5_accel_tls_init(dev); |
1115 | if (err) { | |
98a8e6fc | 1116 | mlx5_core_err(dev, "TLS device start failed %d\n", err); |
1ae17322 IL |
1117 | goto err_tls_start; |
1118 | } | |
1119 | ||
86d722ad | 1120 | err = mlx5_init_fs(dev); |
59211bd3 | 1121 | if (err) { |
98a8e6fc | 1122 | mlx5_core_err(dev, "Failed to init flow steering\n"); |
c85023e1 | 1123 | goto err_fs; |
59211bd3 | 1124 | } |
e126ba97 | 1125 | |
c85023e1 | 1126 | err = mlx5_core_set_hca_defaults(dev); |
86d722ad | 1127 | if (err) { |
98a8e6fc | 1128 | mlx5_core_err(dev, "Failed to set hca defaults\n"); |
87883929 | 1129 | goto err_sriov; |
86d722ad | 1130 | } |
1466cc5b | 1131 | |
c2d6e31a | 1132 | err = mlx5_sriov_attach(dev); |
fc50db98 | 1133 | if (err) { |
98a8e6fc | 1134 | mlx5_core_err(dev, "sriov init failed %d\n", err); |
fc50db98 EC |
1135 | goto err_sriov; |
1136 | } | |
1137 | ||
22e939a9 BW |
1138 | err = mlx5_ec_init(dev); |
1139 | if (err) { | |
98a8e6fc | 1140 | mlx5_core_err(dev, "Failed to init embedded CPU\n"); |
22e939a9 BW |
1141 | goto err_ec; |
1142 | } | |
1143 | ||
e126ba97 EC |
1144 | return 0; |
1145 | ||
22e939a9 | 1146 | err_ec: |
c2d6e31a | 1147 | mlx5_sriov_detach(dev); |
59211bd3 | 1148 | err_sriov: |
86d722ad MG |
1149 | mlx5_cleanup_fs(dev); |
1150 | err_fs: | |
1ae17322 | 1151 | mlx5_accel_tls_cleanup(dev); |
1ae17322 | 1152 | err_tls_start: |
04e87170 | 1153 | mlx5_accel_ipsec_cleanup(dev); |
04e87170 | 1154 | mlx5_fpga_device_stop(dev); |
04e87170 | 1155 | err_fpga_start: |
12206b17 AL |
1156 | mlx5_rsc_dump_cleanup(dev); |
1157 | err_rsc_dump: | |
87175120 | 1158 | mlx5_hv_vhca_cleanup(dev->hv_vhca); |
38b9f903 | 1159 | mlx5_fw_reset_events_stop(dev); |
24406953 | 1160 | mlx5_fw_tracer_cleanup(dev->tracer); |
24406953 | 1161 | err_fw_tracer: |
c8e21b3b | 1162 | mlx5_eq_table_destroy(dev); |
c8e21b3b | 1163 | err_eq_table: |
e1706e62 YA |
1164 | mlx5_irq_table_destroy(dev); |
1165 | err_irq_table: | |
0cf53c12 | 1166 | mlx5_pagealloc_stop(dev); |
69c1280b | 1167 | mlx5_events_stop(dev); |
868bc06b | 1168 | mlx5_put_uars_page(dev, dev->priv.uar); |
a80d1b68 SM |
1169 | return err; |
1170 | } | |
e126ba97 | 1171 | |
a80d1b68 SM |
1172 | static void mlx5_unload(struct mlx5_core_dev *dev) |
1173 | { | |
1174 | mlx5_ec_cleanup(dev); | |
1175 | mlx5_sriov_detach(dev); | |
1176 | mlx5_cleanup_fs(dev); | |
1177 | mlx5_accel_ipsec_cleanup(dev); | |
1178 | mlx5_accel_tls_cleanup(dev); | |
1179 | mlx5_fpga_device_stop(dev); | |
12206b17 | 1180 | mlx5_rsc_dump_cleanup(dev); |
87175120 | 1181 | mlx5_hv_vhca_cleanup(dev->hv_vhca); |
38b9f903 | 1182 | mlx5_fw_reset_events_stop(dev); |
a80d1b68 SM |
1183 | mlx5_fw_tracer_cleanup(dev->tracer); |
1184 | mlx5_eq_table_destroy(dev); | |
e1706e62 | 1185 | mlx5_irq_table_destroy(dev); |
a80d1b68 SM |
1186 | mlx5_pagealloc_stop(dev); |
1187 | mlx5_events_stop(dev); | |
1188 | mlx5_put_uars_page(dev, dev->priv.uar); | |
1189 | } | |
59211bd3 | 1190 | |
4383cfcc | 1191 | int mlx5_load_one(struct mlx5_core_dev *dev, bool boot) |
a80d1b68 | 1192 | { |
a80d1b68 SM |
1193 | int err = 0; |
1194 | ||
a80d1b68 SM |
1195 | mutex_lock(&dev->intf_state_mutex); |
1196 | if (test_bit(MLX5_INTERFACE_STATE_UP, &dev->intf_state)) { | |
1197 | mlx5_core_warn(dev, "interface is up, NOP\n"); | |
1198 | goto out; | |
1bde6e30 | 1199 | } |
a80d1b68 SM |
1200 | /* remove any previous indication of internal error */ |
1201 | dev->state = MLX5_DEVICE_STATE_UP; | |
e126ba97 | 1202 | |
a80d1b68 SM |
1203 | err = mlx5_function_setup(dev, boot); |
1204 | if (err) | |
4f7400d5 | 1205 | goto err_function; |
e126ba97 | 1206 | |
a80d1b68 SM |
1207 | if (boot) { |
1208 | err = mlx5_init_once(dev); | |
1209 | if (err) { | |
98a8e6fc | 1210 | mlx5_core_err(dev, "sw objs init failed\n"); |
a80d1b68 SM |
1211 | goto function_teardown; |
1212 | } | |
1213 | } | |
cd23b14b | 1214 | |
a80d1b68 SM |
1215 | err = mlx5_load(dev); |
1216 | if (err) | |
1217 | goto err_load; | |
e126ba97 | 1218 | |
98f91c45 PP |
1219 | set_bit(MLX5_INTERFACE_STATE_UP, &dev->intf_state); |
1220 | ||
a6f3b623 MG |
1221 | if (boot) { |
1222 | err = mlx5_devlink_register(priv_to_devlink(dev), dev->device); | |
1223 | if (err) | |
1224 | goto err_devlink_reg; | |
a925b5e3 LR |
1225 | |
1226 | err = mlx5_register_device(dev); | |
98f91c45 | 1227 | } else { |
a925b5e3 | 1228 | err = mlx5_attach_device(dev); |
98f91c45 | 1229 | } |
e126ba97 | 1230 | |
a925b5e3 LR |
1231 | if (err) |
1232 | goto err_register; | |
1233 | ||
4162f58b PP |
1234 | mutex_unlock(&dev->intf_state_mutex); |
1235 | return 0; | |
a80d1b68 | 1236 | |
a925b5e3 LR |
1237 | err_register: |
1238 | if (boot) | |
1239 | mlx5_devlink_unregister(priv_to_devlink(dev)); | |
a6f3b623 | 1240 | err_devlink_reg: |
98f91c45 | 1241 | clear_bit(MLX5_INTERFACE_STATE_UP, &dev->intf_state); |
a80d1b68 SM |
1242 | mlx5_unload(dev); |
1243 | err_load: | |
59211bd3 MHY |
1244 | if (boot) |
1245 | mlx5_cleanup_once(dev); | |
e161105e SM |
1246 | function_teardown: |
1247 | mlx5_function_teardown(dev, boot); | |
4f7400d5 | 1248 | err_function: |
89d44f0a | 1249 | dev->state = MLX5_DEVICE_STATE_INTERNAL_ERROR; |
4162f58b | 1250 | out: |
89d44f0a | 1251 | mutex_unlock(&dev->intf_state_mutex); |
e126ba97 EC |
1252 | return err; |
1253 | } | |
e126ba97 | 1254 | |
f999b706 | 1255 | void mlx5_unload_one(struct mlx5_core_dev *dev, bool cleanup) |
e126ba97 | 1256 | { |
98f91c45 PP |
1257 | mutex_lock(&dev->intf_state_mutex); |
1258 | ||
1259 | if (cleanup) { | |
0000a5f2 | 1260 | mlx5_unregister_device(dev); |
98f91c45 PP |
1261 | mlx5_devlink_unregister(priv_to_devlink(dev)); |
1262 | } else { | |
1263 | mlx5_detach_device(dev); | |
1264 | } | |
689a248d | 1265 | |
b3cb5388 | 1266 | if (!test_bit(MLX5_INTERFACE_STATE_UP, &dev->intf_state)) { |
98a8e6fc HN |
1267 | mlx5_core_warn(dev, "%s: interface is down, NOP\n", |
1268 | __func__); | |
59211bd3 MHY |
1269 | if (cleanup) |
1270 | mlx5_cleanup_once(dev); | |
89d44f0a MD |
1271 | goto out; |
1272 | } | |
6b6adee3 | 1273 | |
9ade8c7c | 1274 | clear_bit(MLX5_INTERFACE_STATE_UP, &dev->intf_state); |
9ade8c7c | 1275 | |
a80d1b68 SM |
1276 | mlx5_unload(dev); |
1277 | ||
59211bd3 MHY |
1278 | if (cleanup) |
1279 | mlx5_cleanup_once(dev); | |
9603b61d | 1280 | |
e161105e | 1281 | mlx5_function_teardown(dev, cleanup); |
ac6ea6e8 | 1282 | out: |
89d44f0a | 1283 | mutex_unlock(&dev->intf_state_mutex); |
9603b61d | 1284 | } |
64613d94 | 1285 | |
27b942fb | 1286 | static int mlx5_mdev_init(struct mlx5_core_dev *dev, int profile_idx) |
9603b61d | 1287 | { |
11f3b84d | 1288 | struct mlx5_priv *priv = &dev->priv; |
9603b61d JM |
1289 | int err; |
1290 | ||
11f3b84d | 1291 | dev->profile = &profile[profile_idx]; |
9603b61d | 1292 | |
364d1798 EC |
1293 | INIT_LIST_HEAD(&priv->ctx_list); |
1294 | spin_lock_init(&priv->ctx_lock); | |
89d44f0a | 1295 | mutex_init(&dev->intf_state_mutex); |
d9aaed83 | 1296 | |
01187175 EC |
1297 | mutex_init(&priv->bfregs.reg_head.lock); |
1298 | mutex_init(&priv->bfregs.wc_head.lock); | |
1299 | INIT_LIST_HEAD(&priv->bfregs.reg_head.list); | |
1300 | INIT_LIST_HEAD(&priv->bfregs.wc_head.list); | |
1301 | ||
11f3b84d SM |
1302 | mutex_init(&priv->alloc_mutex); |
1303 | mutex_init(&priv->pgdir_mutex); | |
1304 | INIT_LIST_HEAD(&priv->pgdir_list); | |
11f3b84d | 1305 | |
27b942fb PP |
1306 | priv->dbg_root = debugfs_create_dir(dev_name(dev->device), |
1307 | mlx5_debugfs_root); | |
ac6ea6e8 | 1308 | err = mlx5_health_init(dev); |
52c368dc SM |
1309 | if (err) |
1310 | goto err_health_init; | |
ac6ea6e8 | 1311 | |
0cf53c12 SM |
1312 | err = mlx5_pagealloc_init(dev); |
1313 | if (err) | |
1314 | goto err_pagealloc_init; | |
59211bd3 | 1315 | |
a925b5e3 LR |
1316 | err = mlx5_adev_init(dev); |
1317 | if (err) | |
1318 | goto err_adev_init; | |
1319 | ||
11f3b84d | 1320 | return 0; |
52c368dc | 1321 | |
a925b5e3 LR |
1322 | err_adev_init: |
1323 | mlx5_pagealloc_cleanup(dev); | |
52c368dc SM |
1324 | err_pagealloc_init: |
1325 | mlx5_health_cleanup(dev); | |
1326 | err_health_init: | |
1327 | debugfs_remove(dev->priv.dbg_root); | |
810cbb25 PP |
1328 | mutex_destroy(&priv->pgdir_mutex); |
1329 | mutex_destroy(&priv->alloc_mutex); | |
1330 | mutex_destroy(&priv->bfregs.wc_head.lock); | |
1331 | mutex_destroy(&priv->bfregs.reg_head.lock); | |
1332 | mutex_destroy(&dev->intf_state_mutex); | |
52c368dc | 1333 | return err; |
11f3b84d SM |
1334 | } |
1335 | ||
1336 | static void mlx5_mdev_uninit(struct mlx5_core_dev *dev) | |
1337 | { | |
810cbb25 PP |
1338 | struct mlx5_priv *priv = &dev->priv; |
1339 | ||
a925b5e3 | 1340 | mlx5_adev_cleanup(dev); |
52c368dc SM |
1341 | mlx5_pagealloc_cleanup(dev); |
1342 | mlx5_health_cleanup(dev); | |
11f3b84d | 1343 | debugfs_remove_recursive(dev->priv.dbg_root); |
810cbb25 PP |
1344 | mutex_destroy(&priv->pgdir_mutex); |
1345 | mutex_destroy(&priv->alloc_mutex); | |
1346 | mutex_destroy(&priv->bfregs.wc_head.lock); | |
1347 | mutex_destroy(&priv->bfregs.reg_head.lock); | |
1348 | mutex_destroy(&dev->intf_state_mutex); | |
11f3b84d SM |
1349 | } |
1350 | ||
59211bd3 | 1351 | #define MLX5_IB_MOD "mlx5_ib" |
11f3b84d | 1352 | static int init_one(struct pci_dev *pdev, const struct pci_device_id *id) |
9603b61d JM |
1353 | { |
1354 | struct mlx5_core_dev *dev; | |
feae9087 | 1355 | struct devlink *devlink; |
9603b61d JM |
1356 | int err; |
1357 | ||
1f28d776 | 1358 | devlink = mlx5_devlink_alloc(); |
feae9087 | 1359 | if (!devlink) { |
1f28d776 | 1360 | dev_err(&pdev->dev, "devlink alloc failed\n"); |
9603b61d JM |
1361 | return -ENOMEM; |
1362 | } | |
feae9087 OG |
1363 | |
1364 | dev = devlink_priv(devlink); | |
27b942fb PP |
1365 | dev->device = &pdev->dev; |
1366 | dev->pdev = pdev; | |
9603b61d | 1367 | |
386e75af HN |
1368 | dev->coredev_type = id->driver_data & MLX5_PCI_DEV_IS_VF ? |
1369 | MLX5_COREDEV_VF : MLX5_COREDEV_PF; | |
1370 | ||
a925b5e3 LR |
1371 | dev->priv.adev_idx = mlx5_adev_idx_alloc(); |
1372 | if (dev->priv.adev_idx < 0) | |
1373 | return dev->priv.adev_idx; | |
1374 | ||
27b942fb | 1375 | err = mlx5_mdev_init(dev, prof_sel); |
11f3b84d SM |
1376 | if (err) |
1377 | goto mdev_init_err; | |
01187175 | 1378 | |
11f3b84d | 1379 | err = mlx5_pci_init(dev, pdev, id); |
9603b61d | 1380 | if (err) { |
98a8e6fc HN |
1381 | mlx5_core_err(dev, "mlx5_pci_init failed with error code %d\n", |
1382 | err); | |
11f3b84d | 1383 | goto pci_init_err; |
9603b61d JM |
1384 | } |
1385 | ||
868bc06b | 1386 | err = mlx5_load_one(dev, true); |
9603b61d | 1387 | if (err) { |
98a8e6fc HN |
1388 | mlx5_core_err(dev, "mlx5_load_one failed with error code %d\n", |
1389 | err); | |
0cf53c12 | 1390 | goto err_load_one; |
9603b61d | 1391 | } |
59211bd3 | 1392 | |
f82eed45 | 1393 | request_module_nowait(MLX5_IB_MOD); |
9603b61d | 1394 | |
8b9d8baa AV |
1395 | err = mlx5_crdump_enable(dev); |
1396 | if (err) | |
1397 | dev_err(&pdev->dev, "mlx5_crdump_enable failed with error code %d\n", err); | |
1398 | ||
5d47f6c8 | 1399 | pci_save_state(pdev); |
60904cd3 | 1400 | devlink_reload_enable(devlink); |
9603b61d JM |
1401 | return 0; |
1402 | ||
0cf53c12 | 1403 | err_load_one: |
868bc06b | 1404 | mlx5_pci_close(dev); |
11f3b84d SM |
1405 | pci_init_err: |
1406 | mlx5_mdev_uninit(dev); | |
1407 | mdev_init_err: | |
a925b5e3 | 1408 | mlx5_adev_idx_free(dev->priv.adev_idx); |
1f28d776 | 1409 | mlx5_devlink_free(devlink); |
a31208b1 | 1410 | |
9603b61d JM |
1411 | return err; |
1412 | } | |
a31208b1 | 1413 | |
9603b61d JM |
1414 | static void remove_one(struct pci_dev *pdev) |
1415 | { | |
1416 | struct mlx5_core_dev *dev = pci_get_drvdata(pdev); | |
feae9087 | 1417 | struct devlink *devlink = priv_to_devlink(dev); |
9603b61d | 1418 | |
60904cd3 | 1419 | devlink_reload_disable(devlink); |
8b9d8baa | 1420 | mlx5_crdump_disable(dev); |
41798df9 | 1421 | mlx5_drain_health_wq(dev); |
f999b706 | 1422 | mlx5_unload_one(dev, true); |
868bc06b | 1423 | mlx5_pci_close(dev); |
11f3b84d | 1424 | mlx5_mdev_uninit(dev); |
a925b5e3 | 1425 | mlx5_adev_idx_free(dev->priv.adev_idx); |
1f28d776 | 1426 | mlx5_devlink_free(devlink); |
9603b61d JM |
1427 | } |
1428 | ||
89d44f0a MD |
1429 | static pci_ers_result_t mlx5_pci_err_detected(struct pci_dev *pdev, |
1430 | pci_channel_state_t state) | |
1431 | { | |
1432 | struct mlx5_core_dev *dev = pci_get_drvdata(pdev); | |
89d44f0a | 1433 | |
98a8e6fc | 1434 | mlx5_core_info(dev, "%s was called\n", __func__); |
04c0c1ab | 1435 | |
8812c24d | 1436 | mlx5_enter_error_state(dev, false); |
3e5b72ac | 1437 | mlx5_error_sw_reset(dev); |
868bc06b | 1438 | mlx5_unload_one(dev, false); |
b3bd076f MS |
1439 | mlx5_drain_health_wq(dev); |
1440 | mlx5_pci_disable_device(dev); | |
05ac2c0b | 1441 | |
89d44f0a MD |
1442 | return state == pci_channel_io_perm_failure ? |
1443 | PCI_ERS_RESULT_DISCONNECT : PCI_ERS_RESULT_NEED_RESET; | |
1444 | } | |
1445 | ||
d57847dc DJ |
1446 | /* wait for the device to show vital signs by waiting |
1447 | * for the health counter to start counting. | |
89d44f0a | 1448 | */ |
d57847dc | 1449 | static int wait_vital(struct pci_dev *pdev) |
89d44f0a MD |
1450 | { |
1451 | struct mlx5_core_dev *dev = pci_get_drvdata(pdev); | |
1452 | struct mlx5_core_health *health = &dev->priv.health; | |
1453 | const int niter = 100; | |
d57847dc | 1454 | u32 last_count = 0; |
89d44f0a | 1455 | u32 count; |
89d44f0a MD |
1456 | int i; |
1457 | ||
89d44f0a MD |
1458 | for (i = 0; i < niter; i++) { |
1459 | count = ioread32be(health->health_counter); | |
1460 | if (count && count != 0xffffffff) { | |
d57847dc | 1461 | if (last_count && last_count != count) { |
98a8e6fc HN |
1462 | mlx5_core_info(dev, |
1463 | "wait vital counter value 0x%x after %d iterations\n", | |
1464 | count, i); | |
d57847dc DJ |
1465 | return 0; |
1466 | } | |
1467 | last_count = count; | |
89d44f0a MD |
1468 | } |
1469 | msleep(50); | |
1470 | } | |
1471 | ||
d57847dc | 1472 | return -ETIMEDOUT; |
89d44f0a MD |
1473 | } |
1474 | ||
1061c90f | 1475 | static pci_ers_result_t mlx5_pci_slot_reset(struct pci_dev *pdev) |
89d44f0a MD |
1476 | { |
1477 | struct mlx5_core_dev *dev = pci_get_drvdata(pdev); | |
89d44f0a MD |
1478 | int err; |
1479 | ||
98a8e6fc | 1480 | mlx5_core_info(dev, "%s was called\n", __func__); |
89d44f0a | 1481 | |
1061c90f | 1482 | err = mlx5_pci_enable_device(dev); |
d57847dc | 1483 | if (err) { |
98a8e6fc HN |
1484 | mlx5_core_err(dev, "%s: mlx5_pci_enable_device failed with error code: %d\n", |
1485 | __func__, err); | |
1061c90f MHY |
1486 | return PCI_ERS_RESULT_DISCONNECT; |
1487 | } | |
1488 | ||
1489 | pci_set_master(pdev); | |
1490 | pci_restore_state(pdev); | |
5d47f6c8 | 1491 | pci_save_state(pdev); |
1061c90f MHY |
1492 | |
1493 | if (wait_vital(pdev)) { | |
98a8e6fc | 1494 | mlx5_core_err(dev, "%s: wait_vital timed out\n", __func__); |
1061c90f | 1495 | return PCI_ERS_RESULT_DISCONNECT; |
d57847dc | 1496 | } |
89d44f0a | 1497 | |
1061c90f MHY |
1498 | return PCI_ERS_RESULT_RECOVERED; |
1499 | } | |
1500 | ||
1061c90f MHY |
1501 | static void mlx5_pci_resume(struct pci_dev *pdev) |
1502 | { | |
1503 | struct mlx5_core_dev *dev = pci_get_drvdata(pdev); | |
1061c90f MHY |
1504 | int err; |
1505 | ||
98a8e6fc | 1506 | mlx5_core_info(dev, "%s was called\n", __func__); |
1061c90f | 1507 | |
868bc06b | 1508 | err = mlx5_load_one(dev, false); |
89d44f0a | 1509 | if (err) |
98a8e6fc HN |
1510 | mlx5_core_err(dev, "%s: mlx5_load_one failed with error code: %d\n", |
1511 | __func__, err); | |
89d44f0a | 1512 | else |
98a8e6fc | 1513 | mlx5_core_info(dev, "%s: device recovered\n", __func__); |
89d44f0a MD |
1514 | } |
1515 | ||
1516 | static const struct pci_error_handlers mlx5_err_handler = { | |
1517 | .error_detected = mlx5_pci_err_detected, | |
1518 | .slot_reset = mlx5_pci_slot_reset, | |
1519 | .resume = mlx5_pci_resume | |
1520 | }; | |
1521 | ||
8812c24d MD |
1522 | static int mlx5_try_fast_unload(struct mlx5_core_dev *dev) |
1523 | { | |
fcd29ad1 FD |
1524 | bool fast_teardown = false, force_teardown = false; |
1525 | int ret = 1; | |
1526 | ||
1527 | fast_teardown = MLX5_CAP_GEN(dev, fast_teardown); | |
1528 | force_teardown = MLX5_CAP_GEN(dev, force_teardown); | |
1529 | ||
1530 | mlx5_core_dbg(dev, "force teardown firmware support=%d\n", force_teardown); | |
1531 | mlx5_core_dbg(dev, "fast teardown firmware support=%d\n", fast_teardown); | |
8812c24d | 1532 | |
fcd29ad1 | 1533 | if (!fast_teardown && !force_teardown) |
8812c24d | 1534 | return -EOPNOTSUPP; |
8812c24d MD |
1535 | |
1536 | if (dev->state == MLX5_DEVICE_STATE_INTERNAL_ERROR) { | |
1537 | mlx5_core_dbg(dev, "Device in internal error state, giving up\n"); | |
1538 | return -EAGAIN; | |
1539 | } | |
1540 | ||
d2aa060d HN |
1541 | /* Panic tear down fw command will stop the PCI bus communication |
1542 | * with the HCA, so the health polll is no longer needed. | |
1543 | */ | |
1544 | mlx5_drain_health_wq(dev); | |
76d5581c | 1545 | mlx5_stop_health_poll(dev, false); |
d2aa060d | 1546 | |
fcd29ad1 FD |
1547 | ret = mlx5_cmd_fast_teardown_hca(dev); |
1548 | if (!ret) | |
1549 | goto succeed; | |
1550 | ||
8812c24d | 1551 | ret = mlx5_cmd_force_teardown_hca(dev); |
fcd29ad1 FD |
1552 | if (!ret) |
1553 | goto succeed; | |
1554 | ||
1555 | mlx5_core_dbg(dev, "Firmware couldn't do fast unload error: %d\n", ret); | |
1556 | mlx5_start_health_poll(dev); | |
1557 | return ret; | |
8812c24d | 1558 | |
fcd29ad1 | 1559 | succeed: |
8812c24d MD |
1560 | mlx5_enter_error_state(dev, true); |
1561 | ||
1ef903bf DJ |
1562 | /* Some platforms requiring freeing the IRQ's in the shutdown |
1563 | * flow. If they aren't freed they can't be allocated after | |
1564 | * kexec. There is no need to cleanup the mlx5_core software | |
1565 | * contexts. | |
1566 | */ | |
1ef903bf DJ |
1567 | mlx5_core_eq_free_irqs(dev); |
1568 | ||
8812c24d MD |
1569 | return 0; |
1570 | } | |
1571 | ||
5fc7197d MD |
1572 | static void shutdown(struct pci_dev *pdev) |
1573 | { | |
1574 | struct mlx5_core_dev *dev = pci_get_drvdata(pdev); | |
8812c24d | 1575 | int err; |
5fc7197d | 1576 | |
98a8e6fc | 1577 | mlx5_core_info(dev, "Shutdown was called\n"); |
8812c24d MD |
1578 | err = mlx5_try_fast_unload(dev); |
1579 | if (err) | |
868bc06b | 1580 | mlx5_unload_one(dev, false); |
5fc7197d MD |
1581 | mlx5_pci_disable_device(dev); |
1582 | } | |
1583 | ||
8fc3e29b MB |
1584 | static int mlx5_suspend(struct pci_dev *pdev, pm_message_t state) |
1585 | { | |
1586 | struct mlx5_core_dev *dev = pci_get_drvdata(pdev); | |
1587 | ||
1588 | mlx5_unload_one(dev, false); | |
1589 | ||
1590 | return 0; | |
1591 | } | |
1592 | ||
1593 | static int mlx5_resume(struct pci_dev *pdev) | |
1594 | { | |
1595 | struct mlx5_core_dev *dev = pci_get_drvdata(pdev); | |
1596 | ||
1597 | return mlx5_load_one(dev, false); | |
1598 | } | |
1599 | ||
9603b61d | 1600 | static const struct pci_device_id mlx5_core_pci_table[] = { |
bbad7c21 | 1601 | { PCI_VDEVICE(MELLANOX, PCI_DEVICE_ID_MELLANOX_CONNECTIB) }, |
fc50db98 | 1602 | { PCI_VDEVICE(MELLANOX, 0x1012), MLX5_PCI_DEV_IS_VF}, /* Connect-IB VF */ |
bbad7c21 | 1603 | { PCI_VDEVICE(MELLANOX, PCI_DEVICE_ID_MELLANOX_CONNECTX4) }, |
fc50db98 | 1604 | { PCI_VDEVICE(MELLANOX, 0x1014), MLX5_PCI_DEV_IS_VF}, /* ConnectX-4 VF */ |
bbad7c21 | 1605 | { PCI_VDEVICE(MELLANOX, PCI_DEVICE_ID_MELLANOX_CONNECTX4_LX) }, |
fc50db98 | 1606 | { PCI_VDEVICE(MELLANOX, 0x1016), MLX5_PCI_DEV_IS_VF}, /* ConnectX-4LX VF */ |
7092fe86 | 1607 | { PCI_VDEVICE(MELLANOX, 0x1017) }, /* ConnectX-5, PCIe 3.0 */ |
64dbbdfe | 1608 | { PCI_VDEVICE(MELLANOX, 0x1018), MLX5_PCI_DEV_IS_VF}, /* ConnectX-5 VF */ |
d0dd989f MD |
1609 | { PCI_VDEVICE(MELLANOX, 0x1019) }, /* ConnectX-5 Ex */ |
1610 | { PCI_VDEVICE(MELLANOX, 0x101a), MLX5_PCI_DEV_IS_VF}, /* ConnectX-5 Ex VF */ | |
1611 | { PCI_VDEVICE(MELLANOX, 0x101b) }, /* ConnectX-6 */ | |
1612 | { PCI_VDEVICE(MELLANOX, 0x101c), MLX5_PCI_DEV_IS_VF}, /* ConnectX-6 VF */ | |
85327a9c EBE |
1613 | { PCI_VDEVICE(MELLANOX, 0x101d) }, /* ConnectX-6 Dx */ |
1614 | { PCI_VDEVICE(MELLANOX, 0x101e), MLX5_PCI_DEV_IS_VF}, /* ConnectX Family mlx5Gen Virtual Function */ | |
b7eca940 | 1615 | { PCI_VDEVICE(MELLANOX, 0x101f) }, /* ConnectX-6 LX */ |
505a7f54 | 1616 | { PCI_VDEVICE(MELLANOX, 0x1021) }, /* ConnectX-7 */ |
2e9d3e83 NO |
1617 | { PCI_VDEVICE(MELLANOX, 0xa2d2) }, /* BlueField integrated ConnectX-5 network controller */ |
1618 | { PCI_VDEVICE(MELLANOX, 0xa2d3), MLX5_PCI_DEV_IS_VF}, /* BlueField integrated ConnectX-5 network controller VF */ | |
d19a79ee | 1619 | { PCI_VDEVICE(MELLANOX, 0xa2d6) }, /* BlueField-2 integrated ConnectX-6 Dx network controller */ |
9603b61d JM |
1620 | { 0, } |
1621 | }; | |
1622 | ||
1623 | MODULE_DEVICE_TABLE(pci, mlx5_core_pci_table); | |
1624 | ||
04c0c1ab MHY |
1625 | void mlx5_disable_device(struct mlx5_core_dev *dev) |
1626 | { | |
b3bd076f MS |
1627 | mlx5_error_sw_reset(dev); |
1628 | mlx5_unload_one(dev, false); | |
04c0c1ab MHY |
1629 | } |
1630 | ||
1631 | void mlx5_recover_device(struct mlx5_core_dev *dev) | |
1632 | { | |
1633 | mlx5_pci_disable_device(dev); | |
1634 | if (mlx5_pci_slot_reset(dev->pdev) == PCI_ERS_RESULT_RECOVERED) | |
1635 | mlx5_pci_resume(dev->pdev); | |
1636 | } | |
1637 | ||
9603b61d | 1638 | static struct pci_driver mlx5_core_driver = { |
17a7612b | 1639 | .name = KBUILD_MODNAME, |
9603b61d JM |
1640 | .id_table = mlx5_core_pci_table, |
1641 | .probe = init_one, | |
89d44f0a | 1642 | .remove = remove_one, |
8fc3e29b MB |
1643 | .suspend = mlx5_suspend, |
1644 | .resume = mlx5_resume, | |
5fc7197d | 1645 | .shutdown = shutdown, |
fc50db98 EC |
1646 | .err_handler = &mlx5_err_handler, |
1647 | .sriov_configure = mlx5_core_sriov_configure, | |
9603b61d | 1648 | }; |
e126ba97 | 1649 | |
f663ad98 KH |
1650 | static void mlx5_core_verify_params(void) |
1651 | { | |
1652 | if (prof_sel >= ARRAY_SIZE(profile)) { | |
1653 | pr_warn("mlx5_core: WARNING: Invalid module parameter prof_sel %d, valid range 0-%zu, changing back to default(%d)\n", | |
1654 | prof_sel, | |
1655 | ARRAY_SIZE(profile) - 1, | |
1656 | MLX5_DEFAULT_PROF); | |
1657 | prof_sel = MLX5_DEFAULT_PROF; | |
1658 | } | |
1659 | } | |
1660 | ||
e126ba97 EC |
1661 | static int __init init(void) |
1662 | { | |
1663 | int err; | |
1664 | ||
17a7612b LR |
1665 | WARN_ONCE(strcmp(MLX5_ADEV_NAME, KBUILD_MODNAME), |
1666 | "mlx5_core name not in sync with kernel module name"); | |
1667 | ||
8737f818 DJ |
1668 | get_random_bytes(&sw_owner_id, sizeof(sw_owner_id)); |
1669 | ||
f663ad98 | 1670 | mlx5_core_verify_params(); |
9a6ad1ad | 1671 | mlx5_fpga_ipsec_build_fs_cmds(); |
e126ba97 | 1672 | mlx5_register_debugfs(); |
e126ba97 | 1673 | |
9603b61d JM |
1674 | err = pci_register_driver(&mlx5_core_driver); |
1675 | if (err) | |
ac6ea6e8 | 1676 | goto err_debug; |
9603b61d | 1677 | |
f62b8bb8 | 1678 | #ifdef CONFIG_MLX5_CORE_EN |
912cebf4 LR |
1679 | err = mlx5e_init(); |
1680 | if (err) { | |
1681 | pci_unregister_driver(&mlx5_core_driver); | |
1682 | goto err_debug; | |
1683 | } | |
f62b8bb8 AV |
1684 | #endif |
1685 | ||
e126ba97 EC |
1686 | return 0; |
1687 | ||
e126ba97 EC |
1688 | err_debug: |
1689 | mlx5_unregister_debugfs(); | |
1690 | return err; | |
1691 | } | |
1692 | ||
1693 | static void __exit cleanup(void) | |
1694 | { | |
f62b8bb8 AV |
1695 | #ifdef CONFIG_MLX5_CORE_EN |
1696 | mlx5e_cleanup(); | |
1697 | #endif | |
9603b61d | 1698 | pci_unregister_driver(&mlx5_core_driver); |
e126ba97 EC |
1699 | mlx5_unregister_debugfs(); |
1700 | } | |
1701 | ||
1702 | module_init(init); | |
1703 | module_exit(cleanup); |