Commit | Line | Data |
---|---|---|
3c467bf3 SL |
1 | /* Broadcom NetXtreme-C/E network driver. |
2 | * | |
3 | * Copyright (c) 2017 Broadcom Limited | |
4 | * | |
5 | * This program is free software; you can redistribute it and/or modify | |
6 | * it under the terms of the GNU General Public License as published by | |
7 | * the Free Software Foundation. | |
8 | */ | |
9 | ||
10 | #include <linux/pci.h> | |
11 | #include <linux/netdevice.h> | |
477edb78 | 12 | #include <net/devlink.h> |
3c467bf3 SL |
13 | #include "bnxt_hsi.h" |
14 | #include "bnxt.h" | |
3c8c20db | 15 | #include "bnxt_hwrm.h" |
3c467bf3 SL |
16 | #include "bnxt_vfr.h" |
17 | #include "bnxt_devlink.h" | |
d168f328 VV |
18 | #include "bnxt_ethtool.h" |
19 | ||
20 | static int | |
bc75c054 JK |
21 | bnxt_dl_flash_update(struct devlink *dl, |
22 | struct devlink_flash_update_params *params, | |
23 | struct netlink_ext_ack *extack) | |
d168f328 VV |
24 | { |
25 | struct bnxt *bp = bnxt_get_bp_from_dl(dl); | |
8159cbe3 | 26 | int rc; |
d168f328 | 27 | |
d168f328 VV |
28 | if (!BNXT_PF(bp)) { |
29 | NL_SET_ERR_MSG_MOD(extack, | |
30 | "flash update not supported from a VF"); | |
31 | return -EPERM; | |
32 | } | |
33 | ||
22ec3d23 | 34 | devlink_flash_update_status_notify(dl, "Preparing to flash", NULL, 0, 0); |
b44cfd4f | 35 | rc = bnxt_flash_package_from_fw_obj(bp->dev, params->fw, 0); |
8159cbe3 | 36 | if (!rc) |
22ec3d23 | 37 | devlink_flash_update_status_notify(dl, "Flashing done", NULL, 0, 0); |
8159cbe3 | 38 | else |
22ec3d23 | 39 | devlink_flash_update_status_notify(dl, "Flashing failed", NULL, 0, 0); |
8159cbe3 | 40 | return rc; |
d168f328 | 41 | } |
3c467bf3 | 42 | |
6763c779 | 43 | static int bnxt_fw_reporter_diagnose(struct devlink_health_reporter *reporter, |
e7a98105 JP |
44 | struct devlink_fmsg *fmsg, |
45 | struct netlink_ext_ack *extack) | |
6763c779 VV |
46 | { |
47 | struct bnxt *bp = devlink_health_reporter_priv(reporter); | |
fe1b8535 | 48 | u32 val; |
6763c779 VV |
49 | int rc; |
50 | ||
0797c10d | 51 | if (test_bit(BNXT_STATE_IN_FW_RESET, &bp->state)) |
6763c779 VV |
52 | return 0; |
53 | ||
54 | val = bnxt_fw_health_readl(bp, BNXT_FW_HEALTH_REG); | |
6763c779 | 55 | |
fe1b8535 | 56 | if (BNXT_FW_IS_BOOTING(val)) { |
f255ed1c VV |
57 | rc = devlink_fmsg_string_pair_put(fmsg, "Description", |
58 | "Not yet completed initialization"); | |
6763c779 VV |
59 | if (rc) |
60 | return rc; | |
fe1b8535 | 61 | } else if (BNXT_FW_IS_ERR(val)) { |
f255ed1c VV |
62 | rc = devlink_fmsg_string_pair_put(fmsg, "Description", |
63 | "Encountered fatal error and cannot recover"); | |
6763c779 VV |
64 | if (rc) |
65 | return rc; | |
66 | } | |
67 | ||
68 | if (val >> 16) { | |
f255ed1c | 69 | rc = devlink_fmsg_u32_pair_put(fmsg, "Error code", val >> 16); |
6763c779 VV |
70 | if (rc) |
71 | return rc; | |
72 | } | |
73 | ||
74 | val = bnxt_fw_health_readl(bp, BNXT_FW_RESET_CNT_REG); | |
75 | rc = devlink_fmsg_u32_pair_put(fmsg, "Reset count", val); | |
76 | if (rc) | |
77 | return rc; | |
78 | ||
79 | return 0; | |
80 | } | |
81 | ||
82 | static const struct devlink_health_reporter_ops bnxt_dl_fw_reporter_ops = { | |
83 | .name = "fw", | |
84 | .diagnose = bnxt_fw_reporter_diagnose, | |
85 | }; | |
86 | ||
657a33c8 | 87 | static int bnxt_fw_reset_recover(struct devlink_health_reporter *reporter, |
e7a98105 JP |
88 | void *priv_ctx, |
89 | struct netlink_ext_ack *extack) | |
657a33c8 VV |
90 | { |
91 | struct bnxt *bp = devlink_health_reporter_priv(reporter); | |
92 | ||
93 | if (!priv_ctx) | |
94 | return -EOPNOTSUPP; | |
95 | ||
96 | bnxt_fw_reset(bp); | |
737d7a6c | 97 | return -EINPROGRESS; |
657a33c8 VV |
98 | } |
99 | ||
100 | static const | |
101 | struct devlink_health_reporter_ops bnxt_dl_fw_reset_reporter_ops = { | |
102 | .name = "fw_reset", | |
103 | .recover = bnxt_fw_reset_recover, | |
104 | }; | |
105 | ||
acfb50e4 | 106 | static int bnxt_fw_fatal_recover(struct devlink_health_reporter *reporter, |
e7a98105 JP |
107 | void *priv_ctx, |
108 | struct netlink_ext_ack *extack) | |
acfb50e4 VV |
109 | { |
110 | struct bnxt *bp = devlink_health_reporter_priv(reporter); | |
111 | struct bnxt_fw_reporter_ctx *fw_reporter_ctx = priv_ctx; | |
112 | unsigned long event; | |
113 | ||
114 | if (!priv_ctx) | |
115 | return -EOPNOTSUPP; | |
116 | ||
e4e38237 | 117 | bp->fw_health->fatal = true; |
acfb50e4 VV |
118 | event = fw_reporter_ctx->sp_event; |
119 | if (event == BNXT_FW_RESET_NOTIFY_SP_EVENT) | |
120 | bnxt_fw_reset(bp); | |
121 | else if (event == BNXT_FW_EXCEPTION_SP_EVENT) | |
122 | bnxt_fw_exception(bp); | |
123 | ||
737d7a6c | 124 | return -EINPROGRESS; |
acfb50e4 VV |
125 | } |
126 | ||
127 | static const | |
128 | struct devlink_health_reporter_ops bnxt_dl_fw_fatal_reporter_ops = { | |
129 | .name = "fw_fatal", | |
130 | .recover = bnxt_fw_fatal_recover, | |
131 | }; | |
132 | ||
937f188c | 133 | void bnxt_dl_fw_reporters_create(struct bnxt *bp) |
6763c779 VV |
134 | { |
135 | struct bnxt_fw_health *health = bp->fw_health; | |
136 | ||
937f188c | 137 | if (!bp->dl || !health) |
6763c779 VV |
138 | return; |
139 | ||
937f188c VV |
140 | if (!(bp->fw_cap & BNXT_FW_CAP_HOT_RESET) || health->fw_reset_reporter) |
141 | goto err_recovery; | |
657a33c8 VV |
142 | |
143 | health->fw_reset_reporter = | |
144 | devlink_health_reporter_create(bp->dl, | |
145 | &bnxt_dl_fw_reset_reporter_ops, | |
ba7d16c7 | 146 | 0, bp); |
657a33c8 VV |
147 | if (IS_ERR(health->fw_reset_reporter)) { |
148 | netdev_warn(bp->dev, "Failed to create FW fatal health reporter, rc = %ld\n", | |
149 | PTR_ERR(health->fw_reset_reporter)); | |
150 | health->fw_reset_reporter = NULL; | |
937f188c | 151 | bp->fw_cap &= ~BNXT_FW_CAP_HOT_RESET; |
657a33c8 | 152 | } |
acfb50e4 | 153 | |
937f188c VV |
154 | err_recovery: |
155 | if (!(bp->fw_cap & BNXT_FW_CAP_ERROR_RECOVERY)) | |
156 | return; | |
157 | ||
158 | if (!health->fw_reporter) { | |
159 | health->fw_reporter = | |
160 | devlink_health_reporter_create(bp->dl, | |
161 | &bnxt_dl_fw_reporter_ops, | |
ba7d16c7 | 162 | 0, bp); |
937f188c VV |
163 | if (IS_ERR(health->fw_reporter)) { |
164 | netdev_warn(bp->dev, "Failed to create FW health reporter, rc = %ld\n", | |
165 | PTR_ERR(health->fw_reporter)); | |
166 | health->fw_reporter = NULL; | |
167 | bp->fw_cap &= ~BNXT_FW_CAP_ERROR_RECOVERY; | |
168 | return; | |
169 | } | |
170 | } | |
171 | ||
172 | if (health->fw_fatal_reporter) | |
173 | return; | |
174 | ||
acfb50e4 VV |
175 | health->fw_fatal_reporter = |
176 | devlink_health_reporter_create(bp->dl, | |
177 | &bnxt_dl_fw_fatal_reporter_ops, | |
ba7d16c7 | 178 | 0, bp); |
acfb50e4 VV |
179 | if (IS_ERR(health->fw_fatal_reporter)) { |
180 | netdev_warn(bp->dev, "Failed to create FW fatal health reporter, rc = %ld\n", | |
181 | PTR_ERR(health->fw_fatal_reporter)); | |
182 | health->fw_fatal_reporter = NULL; | |
937f188c | 183 | bp->fw_cap &= ~BNXT_FW_CAP_ERROR_RECOVERY; |
acfb50e4 | 184 | } |
6763c779 VV |
185 | } |
186 | ||
937f188c | 187 | void bnxt_dl_fw_reporters_destroy(struct bnxt *bp, bool all) |
6763c779 VV |
188 | { |
189 | struct bnxt_fw_health *health = bp->fw_health; | |
190 | ||
937f188c | 191 | if (!bp->dl || !health) |
6763c779 VV |
192 | return; |
193 | ||
937f188c VV |
194 | if ((all || !(bp->fw_cap & BNXT_FW_CAP_HOT_RESET)) && |
195 | health->fw_reset_reporter) { | |
657a33c8 | 196 | devlink_health_reporter_destroy(health->fw_reset_reporter); |
937f188c VV |
197 | health->fw_reset_reporter = NULL; |
198 | } | |
acfb50e4 | 199 | |
937f188c VV |
200 | if ((bp->fw_cap & BNXT_FW_CAP_ERROR_RECOVERY) && !all) |
201 | return; | |
202 | ||
203 | if (health->fw_reporter) { | |
204 | devlink_health_reporter_destroy(health->fw_reporter); | |
205 | health->fw_reporter = NULL; | |
206 | } | |
207 | ||
208 | if (health->fw_fatal_reporter) { | |
acfb50e4 | 209 | devlink_health_reporter_destroy(health->fw_fatal_reporter); |
937f188c VV |
210 | health->fw_fatal_reporter = NULL; |
211 | } | |
657a33c8 VV |
212 | } |
213 | ||
214 | void bnxt_devlink_health_report(struct bnxt *bp, unsigned long event) | |
215 | { | |
216 | struct bnxt_fw_health *fw_health = bp->fw_health; | |
217 | struct bnxt_fw_reporter_ctx fw_reporter_ctx; | |
218 | ||
657a33c8 VV |
219 | fw_reporter_ctx.sp_event = event; |
220 | switch (event) { | |
221 | case BNXT_FW_RESET_NOTIFY_SP_EVENT: | |
acfb50e4 VV |
222 | if (test_bit(BNXT_STATE_FW_FATAL_COND, &bp->state)) { |
223 | if (!fw_health->fw_fatal_reporter) | |
224 | return; | |
225 | ||
226 | devlink_health_report(fw_health->fw_fatal_reporter, | |
227 | "FW fatal async event received", | |
228 | &fw_reporter_ctx); | |
229 | return; | |
230 | } | |
657a33c8 VV |
231 | if (!fw_health->fw_reset_reporter) |
232 | return; | |
233 | ||
234 | devlink_health_report(fw_health->fw_reset_reporter, | |
235 | "FW non-fatal reset event received", | |
236 | &fw_reporter_ctx); | |
237 | return; | |
acfb50e4 VV |
238 | |
239 | case BNXT_FW_EXCEPTION_SP_EVENT: | |
240 | if (!fw_health->fw_fatal_reporter) | |
241 | return; | |
242 | ||
243 | devlink_health_report(fw_health->fw_fatal_reporter, | |
244 | "FW fatal error reported", | |
245 | &fw_reporter_ctx); | |
246 | return; | |
657a33c8 | 247 | } |
6763c779 VV |
248 | } |
249 | ||
e4e38237 VV |
250 | void bnxt_dl_health_status_update(struct bnxt *bp, bool healthy) |
251 | { | |
252 | struct bnxt_fw_health *health = bp->fw_health; | |
253 | u8 state; | |
254 | ||
255 | if (healthy) | |
256 | state = DEVLINK_HEALTH_REPORTER_STATE_HEALTHY; | |
257 | else | |
258 | state = DEVLINK_HEALTH_REPORTER_STATE_ERROR; | |
259 | ||
260 | if (health->fatal) | |
261 | devlink_health_reporter_state_update(health->fw_fatal_reporter, | |
262 | state); | |
263 | else | |
264 | devlink_health_reporter_state_update(health->fw_reset_reporter, | |
265 | state); | |
266 | ||
267 | health->fatal = false; | |
268 | } | |
269 | ||
737d7a6c VG |
270 | void bnxt_dl_health_recovery_done(struct bnxt *bp) |
271 | { | |
272 | struct bnxt_fw_health *hlth = bp->fw_health; | |
273 | ||
274 | if (hlth->fatal) | |
275 | devlink_health_reporter_recovery_done(hlth->fw_fatal_reporter); | |
276 | else | |
277 | devlink_health_reporter_recovery_done(hlth->fw_reset_reporter); | |
278 | } | |
279 | ||
9599e036 VV |
280 | static int bnxt_dl_info_get(struct devlink *dl, struct devlink_info_req *req, |
281 | struct netlink_ext_ack *extack); | |
282 | ||
3c467bf3 SL |
283 | static const struct devlink_ops bnxt_dl_ops = { |
284 | #ifdef CONFIG_BNXT_SRIOV | |
285 | .eswitch_mode_set = bnxt_dl_eswitch_mode_set, | |
286 | .eswitch_mode_get = bnxt_dl_eswitch_mode_get, | |
287 | #endif /* CONFIG_BNXT_SRIOV */ | |
9599e036 | 288 | .info_get = bnxt_dl_info_get, |
d168f328 | 289 | .flash_update = bnxt_dl_flash_update, |
3c467bf3 SL |
290 | }; |
291 | ||
7e334fc8 VV |
292 | static const struct devlink_ops bnxt_vf_dl_ops; |
293 | ||
2dc0865e VV |
294 | enum bnxt_dl_param_id { |
295 | BNXT_DEVLINK_PARAM_ID_BASE = DEVLINK_PARAM_GENERIC_ID_MAX, | |
296 | BNXT_DEVLINK_PARAM_ID_GRE_VER_CHECK, | |
297 | }; | |
298 | ||
6354b95e VV |
299 | static const struct bnxt_dl_nvm_param nvm_params[] = { |
300 | {DEVLINK_PARAM_GENERIC_ID_ENABLE_SRIOV, NVM_OFF_ENABLE_SRIOV, | |
c329230c | 301 | BNXT_NVM_SHARED_CFG, 1, 1}, |
7d859234 | 302 | {DEVLINK_PARAM_GENERIC_ID_IGNORE_ARI, NVM_OFF_IGNORE_ARI, |
c329230c | 303 | BNXT_NVM_SHARED_CFG, 1, 1}, |
f399e849 | 304 | {DEVLINK_PARAM_GENERIC_ID_MSIX_VEC_PER_PF_MAX, |
c329230c | 305 | NVM_OFF_MSIX_VEC_PER_PF_MAX, BNXT_NVM_SHARED_CFG, 10, 4}, |
f399e849 | 306 | {DEVLINK_PARAM_GENERIC_ID_MSIX_VEC_PER_PF_MIN, |
c329230c | 307 | NVM_OFF_MSIX_VEC_PER_PF_MIN, BNXT_NVM_SHARED_CFG, 7, 4}, |
2dc0865e | 308 | {BNXT_DEVLINK_PARAM_ID_GRE_VER_CHECK, NVM_OFF_DIS_GRE_VER_CHECK, |
c329230c | 309 | BNXT_NVM_SHARED_CFG, 1, 1}, |
6354b95e VV |
310 | }; |
311 | ||
83a46a82 MC |
312 | union bnxt_nvm_data { |
313 | u8 val8; | |
314 | __le32 val32; | |
315 | }; | |
316 | ||
317 | static void bnxt_copy_to_nvm_data(union bnxt_nvm_data *dst, | |
318 | union devlink_param_value *src, | |
319 | int nvm_num_bits, int dl_num_bytes) | |
320 | { | |
321 | u32 val32 = 0; | |
322 | ||
323 | if (nvm_num_bits == 1) { | |
324 | dst->val8 = src->vbool; | |
325 | return; | |
326 | } | |
327 | if (dl_num_bytes == 4) | |
328 | val32 = src->vu32; | |
329 | else if (dl_num_bytes == 2) | |
330 | val32 = (u32)src->vu16; | |
331 | else if (dl_num_bytes == 1) | |
332 | val32 = (u32)src->vu8; | |
333 | dst->val32 = cpu_to_le32(val32); | |
334 | } | |
335 | ||
336 | static void bnxt_copy_from_nvm_data(union devlink_param_value *dst, | |
337 | union bnxt_nvm_data *src, | |
338 | int nvm_num_bits, int dl_num_bytes) | |
339 | { | |
340 | u32 val32; | |
341 | ||
342 | if (nvm_num_bits == 1) { | |
343 | dst->vbool = src->val8; | |
344 | return; | |
345 | } | |
346 | val32 = le32_to_cpu(src->val32); | |
347 | if (dl_num_bytes == 4) | |
348 | dst->vu32 = val32; | |
349 | else if (dl_num_bytes == 2) | |
350 | dst->vu16 = (u16)val32; | |
351 | else if (dl_num_bytes == 1) | |
352 | dst->vu8 = (u8)val32; | |
353 | } | |
354 | ||
beb55fcf | 355 | static int bnxt_hwrm_get_nvm_cfg_ver(struct bnxt *bp, u32 *nvm_cfg_ver) |
9599e036 | 356 | { |
bbf33d1d | 357 | struct hwrm_nvm_get_variable_input *req; |
beb55fcf EP |
358 | u16 bytes = BNXT_NVM_CFG_VER_BYTES; |
359 | u16 bits = BNXT_NVM_CFG_VER_BITS; | |
360 | union devlink_param_value ver; | |
9599e036 VV |
361 | union bnxt_nvm_data *data; |
362 | dma_addr_t data_dma_addr; | |
beb55fcf EP |
363 | int rc, i = 2; |
364 | u16 dim = 1; | |
9599e036 | 365 | |
bbf33d1d EP |
366 | rc = hwrm_req_init(bp, req, HWRM_NVM_GET_VARIABLE); |
367 | if (rc) | |
368 | return rc; | |
369 | ||
370 | data = hwrm_req_dma_slice(bp, req, sizeof(*data), &data_dma_addr); | |
371 | if (!data) { | |
372 | rc = -ENOMEM; | |
373 | goto exit; | |
374 | } | |
9599e036 | 375 | |
beb55fcf EP |
376 | /* earlier devices present as an array of raw bytes */ |
377 | if (!BNXT_CHIP_P5(bp)) { | |
378 | dim = 0; | |
379 | i = 0; | |
380 | bits *= 3; /* array of 3 version components */ | |
381 | bytes *= 4; /* copy whole word */ | |
382 | } | |
383 | ||
bbf33d1d EP |
384 | hwrm_req_hold(bp, req); |
385 | req->dest_data_addr = cpu_to_le64(data_dma_addr); | |
beb55fcf | 386 | req->data_len = cpu_to_le16(bits); |
bbf33d1d | 387 | req->option_num = cpu_to_le16(NVM_OFF_NVM_CFG_VER); |
beb55fcf | 388 | req->dimensions = cpu_to_le16(dim); |
9599e036 | 389 | |
beb55fcf EP |
390 | while (i >= 0) { |
391 | req->index_0 = cpu_to_le16(i--); | |
392 | rc = hwrm_req_send_silent(bp, req); | |
393 | if (rc) | |
394 | goto exit; | |
395 | bnxt_copy_from_nvm_data(&ver, data, bits, bytes); | |
396 | ||
397 | if (BNXT_CHIP_P5(bp)) { | |
398 | *nvm_cfg_ver <<= 8; | |
399 | *nvm_cfg_ver |= ver.vu8; | |
400 | } else { | |
401 | *nvm_cfg_ver = ver.vu32; | |
402 | } | |
403 | } | |
9599e036 | 404 | |
bbf33d1d EP |
405 | exit: |
406 | hwrm_req_drop(bp, req); | |
9599e036 VV |
407 | return rc; |
408 | } | |
409 | ||
7154917a VV |
410 | static int bnxt_dl_info_put(struct bnxt *bp, struct devlink_info_req *req, |
411 | enum bnxt_dl_version_type type, const char *key, | |
412 | char *buf) | |
413 | { | |
414 | if (!strlen(buf)) | |
415 | return 0; | |
416 | ||
417 | if ((bp->flags & BNXT_FLAG_CHIP_P5) && | |
418 | (!strcmp(key, DEVLINK_INFO_VERSION_GENERIC_FW_NCSI) || | |
419 | !strcmp(key, DEVLINK_INFO_VERSION_GENERIC_FW_ROCE))) | |
420 | return 0; | |
421 | ||
422 | switch (type) { | |
423 | case BNXT_VERSION_FIXED: | |
424 | return devlink_info_version_fixed_put(req, key, buf); | |
425 | case BNXT_VERSION_RUNNING: | |
426 | return devlink_info_version_running_put(req, key, buf); | |
427 | case BNXT_VERSION_STORED: | |
428 | return devlink_info_version_stored_put(req, key, buf); | |
429 | } | |
430 | return 0; | |
431 | } | |
432 | ||
433 | #define HWRM_FW_VER_STR_LEN 16 | |
434 | ||
9599e036 VV |
435 | static int bnxt_dl_info_get(struct devlink *dl, struct devlink_info_req *req, |
436 | struct netlink_ext_ack *extack) | |
437 | { | |
1388875b | 438 | struct hwrm_nvm_get_dev_info_output nvm_dev_info; |
9599e036 | 439 | struct bnxt *bp = bnxt_get_bp_from_dl(dl); |
9599e036 VV |
440 | struct hwrm_ver_get_output *ver_resp; |
441 | char mgmt_ver[FW_VER_STR_LEN]; | |
442 | char roce_ver[FW_VER_STR_LEN]; | |
7154917a | 443 | char ncsi_ver[FW_VER_STR_LEN]; |
9599e036 | 444 | char buf[32]; |
beb55fcf | 445 | u32 ver = 0; |
9599e036 VV |
446 | int rc; |
447 | ||
448 | rc = devlink_info_driver_name_put(req, DRV_MODULE_NAME); | |
449 | if (rc) | |
450 | return rc; | |
451 | ||
7154917a VV |
452 | if (BNXT_PF(bp) && (bp->flags & BNXT_FLAG_DSN_VALID)) { |
453 | sprintf(buf, "%02X-%02X-%02X-%02X-%02X-%02X-%02X-%02X", | |
454 | bp->dsn[7], bp->dsn[6], bp->dsn[5], bp->dsn[4], | |
455 | bp->dsn[3], bp->dsn[2], bp->dsn[1], bp->dsn[0]); | |
456 | rc = devlink_info_serial_number_put(req, buf); | |
56d69c78 VV |
457 | if (rc) |
458 | return rc; | |
459 | } | |
460 | ||
9bf88b9f VV |
461 | if (strlen(bp->board_serialno)) { |
462 | rc = devlink_info_board_serial_number_put(req, bp->board_serialno); | |
463 | if (rc) | |
464 | return rc; | |
465 | } | |
466 | ||
7154917a VV |
467 | rc = bnxt_dl_info_put(bp, req, BNXT_VERSION_FIXED, |
468 | DEVLINK_INFO_VERSION_GENERIC_BOARD_ID, | |
469 | bp->board_partno); | |
470 | if (rc) | |
471 | return rc; | |
472 | ||
9599e036 | 473 | sprintf(buf, "%X", bp->chip_num); |
7154917a VV |
474 | rc = bnxt_dl_info_put(bp, req, BNXT_VERSION_FIXED, |
475 | DEVLINK_INFO_VERSION_GENERIC_ASIC_ID, buf); | |
9599e036 VV |
476 | if (rc) |
477 | return rc; | |
478 | ||
479 | ver_resp = &bp->ver_resp; | |
6fdab8a3 | 480 | sprintf(buf, "%c%d", 'A' + ver_resp->chip_rev, ver_resp->chip_metal); |
7154917a VV |
481 | rc = bnxt_dl_info_put(bp, req, BNXT_VERSION_FIXED, |
482 | DEVLINK_INFO_VERSION_GENERIC_ASIC_REV, buf); | |
9599e036 VV |
483 | if (rc) |
484 | return rc; | |
485 | ||
1388875b VV |
486 | rc = bnxt_dl_info_put(bp, req, BNXT_VERSION_RUNNING, |
487 | DEVLINK_INFO_VERSION_GENERIC_FW_PSID, | |
488 | bp->nvm_cfg_ver); | |
489 | if (rc) | |
490 | return rc; | |
491 | ||
7154917a VV |
492 | buf[0] = 0; |
493 | strncat(buf, ver_resp->active_pkg_name, HWRM_FW_VER_STR_LEN); | |
494 | rc = bnxt_dl_info_put(bp, req, BNXT_VERSION_RUNNING, | |
495 | DEVLINK_INFO_VERSION_GENERIC_FW, buf); | |
496 | if (rc) | |
497 | return rc; | |
9599e036 | 498 | |
beb55fcf | 499 | if (BNXT_PF(bp) && !bnxt_hwrm_get_nvm_cfg_ver(bp, &ver)) { |
1656db67 EP |
500 | sprintf(buf, "%d.%d.%d", (ver >> 16) & 0xff, (ver >> 8) & 0xff, |
501 | ver & 0xff); | |
1388875b | 502 | rc = bnxt_dl_info_put(bp, req, BNXT_VERSION_STORED, |
7154917a VV |
503 | DEVLINK_INFO_VERSION_GENERIC_FW_PSID, |
504 | buf); | |
9599e036 VV |
505 | if (rc) |
506 | return rc; | |
507 | } | |
508 | ||
509 | if (ver_resp->flags & VER_GET_RESP_FLAGS_EXT_VER_AVAIL) { | |
7154917a | 510 | snprintf(mgmt_ver, FW_VER_STR_LEN, "%d.%d.%d.%d", |
9599e036 VV |
511 | ver_resp->hwrm_fw_major, ver_resp->hwrm_fw_minor, |
512 | ver_resp->hwrm_fw_build, ver_resp->hwrm_fw_patch); | |
513 | ||
7154917a | 514 | snprintf(ncsi_ver, FW_VER_STR_LEN, "%d.%d.%d.%d", |
9599e036 VV |
515 | ver_resp->mgmt_fw_major, ver_resp->mgmt_fw_minor, |
516 | ver_resp->mgmt_fw_build, ver_resp->mgmt_fw_patch); | |
517 | ||
518 | snprintf(roce_ver, FW_VER_STR_LEN, "%d.%d.%d.%d", | |
519 | ver_resp->roce_fw_major, ver_resp->roce_fw_minor, | |
520 | ver_resp->roce_fw_build, ver_resp->roce_fw_patch); | |
521 | } else { | |
7154917a | 522 | snprintf(mgmt_ver, FW_VER_STR_LEN, "%d.%d.%d.%d", |
9599e036 VV |
523 | ver_resp->hwrm_fw_maj_8b, ver_resp->hwrm_fw_min_8b, |
524 | ver_resp->hwrm_fw_bld_8b, ver_resp->hwrm_fw_rsvd_8b); | |
525 | ||
7154917a | 526 | snprintf(ncsi_ver, FW_VER_STR_LEN, "%d.%d.%d.%d", |
9599e036 VV |
527 | ver_resp->mgmt_fw_maj_8b, ver_resp->mgmt_fw_min_8b, |
528 | ver_resp->mgmt_fw_bld_8b, ver_resp->mgmt_fw_rsvd_8b); | |
529 | ||
530 | snprintf(roce_ver, FW_VER_STR_LEN, "%d.%d.%d.%d", | |
531 | ver_resp->roce_fw_maj_8b, ver_resp->roce_fw_min_8b, | |
532 | ver_resp->roce_fw_bld_8b, ver_resp->roce_fw_rsvd_8b); | |
533 | } | |
7154917a VV |
534 | rc = bnxt_dl_info_put(bp, req, BNXT_VERSION_RUNNING, |
535 | DEVLINK_INFO_VERSION_GENERIC_FW_MGMT, mgmt_ver); | |
9599e036 VV |
536 | if (rc) |
537 | return rc; | |
538 | ||
7154917a VV |
539 | rc = bnxt_dl_info_put(bp, req, BNXT_VERSION_RUNNING, |
540 | DEVLINK_INFO_VERSION_GENERIC_FW_MGMT_API, | |
541 | bp->hwrm_ver_supp); | |
b7a444f0 VV |
542 | if (rc) |
543 | return rc; | |
544 | ||
7154917a VV |
545 | rc = bnxt_dl_info_put(bp, req, BNXT_VERSION_RUNNING, |
546 | DEVLINK_INFO_VERSION_GENERIC_FW_NCSI, ncsi_ver); | |
547 | if (rc) | |
548 | return rc; | |
9599e036 | 549 | |
1388875b VV |
550 | rc = bnxt_dl_info_put(bp, req, BNXT_VERSION_RUNNING, |
551 | DEVLINK_INFO_VERSION_GENERIC_FW_ROCE, roce_ver); | |
552 | if (rc) | |
553 | return rc; | |
554 | ||
555 | rc = bnxt_hwrm_nvm_get_dev_info(bp, &nvm_dev_info); | |
556 | if (rc || | |
557 | !(nvm_dev_info.flags & NVM_GET_DEV_INFO_RESP_FLAGS_FW_VER_VALID)) | |
558 | return 0; | |
559 | ||
560 | buf[0] = 0; | |
561 | strncat(buf, nvm_dev_info.pkg_name, HWRM_FW_VER_STR_LEN); | |
562 | rc = bnxt_dl_info_put(bp, req, BNXT_VERSION_STORED, | |
563 | DEVLINK_INFO_VERSION_GENERIC_FW, buf); | |
564 | if (rc) | |
565 | return rc; | |
566 | ||
567 | snprintf(mgmt_ver, FW_VER_STR_LEN, "%d.%d.%d.%d", | |
568 | nvm_dev_info.hwrm_fw_major, nvm_dev_info.hwrm_fw_minor, | |
569 | nvm_dev_info.hwrm_fw_build, nvm_dev_info.hwrm_fw_patch); | |
570 | rc = bnxt_dl_info_put(bp, req, BNXT_VERSION_STORED, | |
571 | DEVLINK_INFO_VERSION_GENERIC_FW_MGMT, mgmt_ver); | |
572 | if (rc) | |
573 | return rc; | |
574 | ||
575 | snprintf(ncsi_ver, FW_VER_STR_LEN, "%d.%d.%d.%d", | |
576 | nvm_dev_info.mgmt_fw_major, nvm_dev_info.mgmt_fw_minor, | |
577 | nvm_dev_info.mgmt_fw_build, nvm_dev_info.mgmt_fw_patch); | |
578 | rc = bnxt_dl_info_put(bp, req, BNXT_VERSION_STORED, | |
579 | DEVLINK_INFO_VERSION_GENERIC_FW_NCSI, ncsi_ver); | |
580 | if (rc) | |
581 | return rc; | |
582 | ||
583 | snprintf(roce_ver, FW_VER_STR_LEN, "%d.%d.%d.%d", | |
584 | nvm_dev_info.roce_fw_major, nvm_dev_info.roce_fw_minor, | |
585 | nvm_dev_info.roce_fw_build, nvm_dev_info.roce_fw_patch); | |
586 | return bnxt_dl_info_put(bp, req, BNXT_VERSION_STORED, | |
7154917a | 587 | DEVLINK_INFO_VERSION_GENERIC_FW_ROCE, roce_ver); |
9599e036 VV |
588 | } |
589 | ||
6354b95e | 590 | static int bnxt_hwrm_nvm_req(struct bnxt *bp, u32 param_id, void *msg, |
bbf33d1d | 591 | union devlink_param_value *val) |
6354b95e | 592 | { |
6fc92c33 | 593 | struct hwrm_nvm_get_variable_input *req = msg; |
6354b95e | 594 | struct bnxt_dl_nvm_param nvm_param; |
bbf33d1d | 595 | struct hwrm_err_output *resp; |
83a46a82 | 596 | union bnxt_nvm_data *data; |
6354b95e | 597 | dma_addr_t data_dma_addr; |
c329230c | 598 | int idx = 0, rc, i; |
6354b95e VV |
599 | |
600 | /* Get/Set NVM CFG parameter is supported only on PFs */ | |
bbf33d1d EP |
601 | if (BNXT_VF(bp)) { |
602 | hwrm_req_drop(bp, req); | |
6354b95e | 603 | return -EPERM; |
bbf33d1d | 604 | } |
6354b95e VV |
605 | |
606 | for (i = 0; i < ARRAY_SIZE(nvm_params); i++) { | |
607 | if (nvm_params[i].id == param_id) { | |
608 | nvm_param = nvm_params[i]; | |
609 | break; | |
610 | } | |
611 | } | |
612 | ||
bbf33d1d EP |
613 | if (i == ARRAY_SIZE(nvm_params)) { |
614 | hwrm_req_drop(bp, req); | |
65fac4fe | 615 | return -EOPNOTSUPP; |
bbf33d1d | 616 | } |
65fac4fe | 617 | |
6354b95e VV |
618 | if (nvm_param.dir_type == BNXT_NVM_PORT_CFG) |
619 | idx = bp->pf.port_id; | |
620 | else if (nvm_param.dir_type == BNXT_NVM_FUNC_CFG) | |
621 | idx = bp->pf.fw_fid - BNXT_FIRST_PF_FID; | |
622 | ||
bbf33d1d EP |
623 | data = hwrm_req_dma_slice(bp, req, sizeof(*data), &data_dma_addr); |
624 | ||
625 | if (!data) { | |
626 | hwrm_req_drop(bp, req); | |
6354b95e | 627 | return -ENOMEM; |
bbf33d1d | 628 | } |
6354b95e | 629 | |
6fc92c33 | 630 | req->dest_data_addr = cpu_to_le64(data_dma_addr); |
c329230c | 631 | req->data_len = cpu_to_le16(nvm_param.nvm_num_bits); |
6354b95e VV |
632 | req->option_num = cpu_to_le16(nvm_param.offset); |
633 | req->index_0 = cpu_to_le16(idx); | |
634 | if (idx) | |
635 | req->dimensions = cpu_to_le16(1); | |
636 | ||
bbf33d1d | 637 | resp = hwrm_req_hold(bp, req); |
b703ba75 | 638 | if (req->req_type == cpu_to_le16(HWRM_NVM_SET_VARIABLE)) { |
83a46a82 MC |
639 | bnxt_copy_to_nvm_data(data, val, nvm_param.nvm_num_bits, |
640 | nvm_param.dl_num_bytes); | |
bbf33d1d | 641 | rc = hwrm_req_send(bp, msg); |
b703ba75 | 642 | } else { |
bbf33d1d | 643 | rc = hwrm_req_send_silent(bp, msg); |
05069dd4 | 644 | if (!rc) { |
83a46a82 MC |
645 | bnxt_copy_from_nvm_data(val, data, |
646 | nvm_param.nvm_num_bits, | |
647 | nvm_param.dl_num_bytes); | |
05069dd4 | 648 | } else { |
05069dd4 VV |
649 | if (resp->cmd_err == |
650 | NVM_GET_VARIABLE_CMD_ERR_CODE_VAR_NOT_EXIST) | |
651 | rc = -EOPNOTSUPP; | |
652 | } | |
b703ba75 | 653 | } |
bbf33d1d | 654 | hwrm_req_drop(bp, req); |
d4f1420d | 655 | if (rc == -EACCES) |
3a1d52a5 | 656 | netdev_err(bp->dev, "PF does not have admin privileges to modify NVM config\n"); |
d4f1420d | 657 | return rc; |
6354b95e VV |
658 | } |
659 | ||
660 | static int bnxt_dl_nvm_param_get(struct devlink *dl, u32 id, | |
661 | struct devlink_param_gset_ctx *ctx) | |
662 | { | |
6354b95e | 663 | struct bnxt *bp = bnxt_get_bp_from_dl(dl); |
bbf33d1d | 664 | struct hwrm_nvm_get_variable_input *req; |
2dc0865e | 665 | int rc; |
6354b95e | 666 | |
bbf33d1d EP |
667 | rc = hwrm_req_init(bp, req, HWRM_NVM_GET_VARIABLE); |
668 | if (rc) | |
669 | return rc; | |
670 | ||
671 | rc = bnxt_hwrm_nvm_req(bp, id, req, &ctx->val); | |
672 | if (!rc && id == BNXT_DEVLINK_PARAM_ID_GRE_VER_CHECK) | |
673 | ctx->val.vbool = !ctx->val.vbool; | |
2dc0865e VV |
674 | |
675 | return rc; | |
6354b95e VV |
676 | } |
677 | ||
678 | static int bnxt_dl_nvm_param_set(struct devlink *dl, u32 id, | |
679 | struct devlink_param_gset_ctx *ctx) | |
680 | { | |
6354b95e | 681 | struct bnxt *bp = bnxt_get_bp_from_dl(dl); |
bbf33d1d EP |
682 | struct hwrm_nvm_set_variable_input *req; |
683 | int rc; | |
6354b95e | 684 | |
bbf33d1d EP |
685 | rc = hwrm_req_init(bp, req, HWRM_NVM_SET_VARIABLE); |
686 | if (rc) | |
687 | return rc; | |
2dc0865e VV |
688 | |
689 | if (id == BNXT_DEVLINK_PARAM_ID_GRE_VER_CHECK) | |
690 | ctx->val.vbool = !ctx->val.vbool; | |
691 | ||
bbf33d1d | 692 | return bnxt_hwrm_nvm_req(bp, id, req, &ctx->val); |
6354b95e VV |
693 | } |
694 | ||
f399e849 VV |
695 | static int bnxt_dl_msix_validate(struct devlink *dl, u32 id, |
696 | union devlink_param_value val, | |
697 | struct netlink_ext_ack *extack) | |
698 | { | |
5fc7c12f | 699 | int max_val = -1; |
f399e849 VV |
700 | |
701 | if (id == DEVLINK_PARAM_GENERIC_ID_MSIX_VEC_PER_PF_MAX) | |
702 | max_val = BNXT_MSIX_VEC_MAX; | |
703 | ||
704 | if (id == DEVLINK_PARAM_GENERIC_ID_MSIX_VEC_PER_PF_MIN) | |
705 | max_val = BNXT_MSIX_VEC_MIN_MAX; | |
706 | ||
5fc7c12f | 707 | if (val.vu32 > max_val) { |
f399e849 VV |
708 | NL_SET_ERR_MSG_MOD(extack, "MSIX value is exceeding the range"); |
709 | return -EINVAL; | |
710 | } | |
711 | ||
712 | return 0; | |
713 | } | |
714 | ||
6354b95e VV |
715 | static const struct devlink_param bnxt_dl_params[] = { |
716 | DEVLINK_PARAM_GENERIC(ENABLE_SRIOV, | |
717 | BIT(DEVLINK_PARAM_CMODE_PERMANENT), | |
718 | bnxt_dl_nvm_param_get, bnxt_dl_nvm_param_set, | |
719 | NULL), | |
7d859234 VV |
720 | DEVLINK_PARAM_GENERIC(IGNORE_ARI, |
721 | BIT(DEVLINK_PARAM_CMODE_PERMANENT), | |
722 | bnxt_dl_nvm_param_get, bnxt_dl_nvm_param_set, | |
723 | NULL), | |
f399e849 VV |
724 | DEVLINK_PARAM_GENERIC(MSIX_VEC_PER_PF_MAX, |
725 | BIT(DEVLINK_PARAM_CMODE_PERMANENT), | |
726 | bnxt_dl_nvm_param_get, bnxt_dl_nvm_param_set, | |
727 | bnxt_dl_msix_validate), | |
728 | DEVLINK_PARAM_GENERIC(MSIX_VEC_PER_PF_MIN, | |
729 | BIT(DEVLINK_PARAM_CMODE_PERMANENT), | |
730 | bnxt_dl_nvm_param_get, bnxt_dl_nvm_param_set, | |
731 | bnxt_dl_msix_validate), | |
2dc0865e VV |
732 | DEVLINK_PARAM_DRIVER(BNXT_DEVLINK_PARAM_ID_GRE_VER_CHECK, |
733 | "gre_ver_check", DEVLINK_PARAM_TYPE_BOOL, | |
734 | BIT(DEVLINK_PARAM_CMODE_PERMANENT), | |
735 | bnxt_dl_nvm_param_get, bnxt_dl_nvm_param_set, | |
736 | NULL), | |
6354b95e VV |
737 | }; |
738 | ||
782a624d | 739 | static const struct devlink_param bnxt_dl_port_params[] = { |
782a624d VV |
740 | }; |
741 | ||
d6292ade VV |
742 | static int bnxt_dl_params_register(struct bnxt *bp) |
743 | { | |
744 | int rc; | |
745 | ||
002870eb VV |
746 | if (bp->hwrm_spec_code < 0x10600) |
747 | return 0; | |
748 | ||
d6292ade VV |
749 | rc = devlink_params_register(bp->dl, bnxt_dl_params, |
750 | ARRAY_SIZE(bnxt_dl_params)); | |
751 | if (rc) { | |
9a005c38 | 752 | netdev_warn(bp->dev, "devlink_params_register failed. rc=%d\n", |
d6292ade VV |
753 | rc); |
754 | return rc; | |
755 | } | |
756 | rc = devlink_port_params_register(&bp->dl_port, bnxt_dl_port_params, | |
757 | ARRAY_SIZE(bnxt_dl_port_params)); | |
758 | if (rc) { | |
9a005c38 | 759 | netdev_err(bp->dev, "devlink_port_params_register failed\n"); |
d6292ade VV |
760 | devlink_params_unregister(bp->dl, bnxt_dl_params, |
761 | ARRAY_SIZE(bnxt_dl_params)); | |
762 | return rc; | |
763 | } | |
764 | devlink_params_publish(bp->dl); | |
765 | ||
766 | return 0; | |
767 | } | |
768 | ||
769 | static void bnxt_dl_params_unregister(struct bnxt *bp) | |
770 | { | |
002870eb VV |
771 | if (bp->hwrm_spec_code < 0x10600) |
772 | return; | |
773 | ||
d6292ade VV |
774 | devlink_params_unregister(bp->dl, bnxt_dl_params, |
775 | ARRAY_SIZE(bnxt_dl_params)); | |
776 | devlink_port_params_unregister(&bp->dl_port, bnxt_dl_port_params, | |
777 | ARRAY_SIZE(bnxt_dl_port_params)); | |
778 | } | |
779 | ||
3c467bf3 SL |
780 | int bnxt_dl_register(struct bnxt *bp) |
781 | { | |
919d13a7 | 782 | const struct devlink_ops *devlink_ops; |
71ad8d55 | 783 | struct devlink_port_attrs attrs = {}; |
3c467bf3 SL |
784 | struct devlink *dl; |
785 | int rc; | |
786 | ||
7e334fc8 | 787 | if (BNXT_PF(bp)) |
919d13a7 | 788 | devlink_ops = &bnxt_dl_ops; |
7e334fc8 | 789 | else |
919d13a7 LR |
790 | devlink_ops = &bnxt_vf_dl_ops; |
791 | ||
792 | dl = devlink_alloc(devlink_ops, sizeof(struct bnxt_dl), &bp->pdev->dev); | |
3c467bf3 | 793 | if (!dl) { |
9a005c38 | 794 | netdev_warn(bp->dev, "devlink_alloc failed\n"); |
3c467bf3 SL |
795 | return -ENOMEM; |
796 | } | |
797 | ||
798 | bnxt_link_bp_to_dl(bp, dl); | |
6354b95e VV |
799 | |
800 | /* Add switchdev eswitch mode setting, if SRIOV supported */ | |
801 | if (pci_find_ext_capability(bp->pdev, PCI_EXT_CAP_ID_SRIOV) && | |
802 | bp->hwrm_spec_code > 0x10803) | |
803 | bp->eswitch_mode = DEVLINK_ESWITCH_MODE_LEGACY; | |
804 | ||
919d13a7 | 805 | rc = devlink_register(dl); |
3c467bf3 | 806 | if (rc) { |
9a005c38 | 807 | netdev_warn(bp->dev, "devlink_register failed. rc=%d\n", rc); |
6354b95e VV |
808 | goto err_dl_free; |
809 | } | |
810 | ||
7e334fc8 VV |
811 | if (!BNXT_PF(bp)) |
812 | return 0; | |
813 | ||
71ad8d55 DR |
814 | attrs.flavour = DEVLINK_PORT_FLAVOUR_PHYSICAL; |
815 | attrs.phys.port_number = bp->pf.port_id; | |
816 | memcpy(attrs.switch_id.id, bp->dsn, sizeof(bp->dsn)); | |
817 | attrs.switch_id.id_len = sizeof(bp->dsn); | |
818 | devlink_port_attrs_set(&bp->dl_port, &attrs); | |
782a624d VV |
819 | rc = devlink_port_register(dl, &bp->dl_port, bp->pf.port_id); |
820 | if (rc) { | |
9a005c38 | 821 | netdev_err(bp->dev, "devlink_port_register failed\n"); |
d6292ade | 822 | goto err_dl_unreg; |
782a624d | 823 | } |
782a624d | 824 | |
d6292ade VV |
825 | rc = bnxt_dl_params_register(bp); |
826 | if (rc) | |
782a624d | 827 | goto err_dl_port_unreg; |
7c62cfb8 | 828 | |
3c467bf3 | 829 | return 0; |
6354b95e | 830 | |
782a624d VV |
831 | err_dl_port_unreg: |
832 | devlink_port_unregister(&bp->dl_port); | |
6354b95e VV |
833 | err_dl_unreg: |
834 | devlink_unregister(dl); | |
835 | err_dl_free: | |
836 | bnxt_link_bp_to_dl(bp, NULL); | |
837 | devlink_free(dl); | |
838 | return rc; | |
3c467bf3 SL |
839 | } |
840 | ||
841 | void bnxt_dl_unregister(struct bnxt *bp) | |
842 | { | |
843 | struct devlink *dl = bp->dl; | |
844 | ||
845 | if (!dl) | |
846 | return; | |
847 | ||
7e334fc8 | 848 | if (BNXT_PF(bp)) { |
d6292ade | 849 | bnxt_dl_params_unregister(bp); |
7e334fc8 | 850 | devlink_port_unregister(&bp->dl_port); |
7e334fc8 | 851 | } |
3c467bf3 SL |
852 | devlink_unregister(dl); |
853 | devlink_free(dl); | |
854 | } |