Commit | Line | Data |
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7725ccfd | 1 | /* |
889d0d42 AG |
2 | * Copyright (c) 2005-2014 Brocade Communications Systems, Inc. |
3 | * Copyright (c) 2014- QLogic Corporation. | |
7725ccfd | 4 | * All rights reserved |
889d0d42 | 5 | * www.qlogic.com |
7725ccfd | 6 | * |
31e1d569 | 7 | * Linux driver for QLogic BR-series Fibre Channel Host Bus Adapter. |
7725ccfd JH |
8 | * |
9 | * This program is free software; you can redistribute it and/or modify it | |
10 | * under the terms of the GNU General Public License (GPL) Version 2 as | |
11 | * published by the Free Software Foundation | |
12 | * | |
13 | * This program is distributed in the hope that it will be useful, but | |
14 | * WITHOUT ANY WARRANTY; without even the implied warranty of | |
15 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
16 | * General Public License for more details. | |
17 | */ | |
18 | ||
f16a1750 | 19 | #include "bfad_drv.h" |
a36c61f9 KG |
20 | #include "bfa_defs_svc.h" |
21 | #include "bfa_port.h" | |
22 | #include "bfi.h" | |
23 | #include "bfa_ioc.h" | |
24 | ||
7725ccfd JH |
25 | |
26 | BFA_TRC_FILE(CNA, PORT); | |
27 | ||
7725ccfd | 28 | static void |
a36c61f9 | 29 | bfa_port_stats_swap(struct bfa_port_s *port, union bfa_port_stats_u *stats) |
7725ccfd | 30 | { |
a36c61f9 | 31 | u32 *dip = (u32 *) stats; |
50444a34 | 32 | __be32 t0, t1; |
a36c61f9 | 33 | int i; |
7725ccfd | 34 | |
a36c61f9 KG |
35 | for (i = 0; i < sizeof(union bfa_port_stats_u)/sizeof(u32); |
36 | i += 2) { | |
7725ccfd JH |
37 | t0 = dip[i]; |
38 | t1 = dip[i + 1]; | |
f16a1750 | 39 | #ifdef __BIG_ENDIAN |
ba816ea8 JH |
40 | dip[i] = be32_to_cpu(t0); |
41 | dip[i + 1] = be32_to_cpu(t1); | |
7725ccfd | 42 | #else |
ba816ea8 JH |
43 | dip[i] = be32_to_cpu(t1); |
44 | dip[i + 1] = be32_to_cpu(t0); | |
7725ccfd JH |
45 | #endif |
46 | } | |
7725ccfd JH |
47 | } |
48 | ||
5fbe25c7 | 49 | /* |
7725ccfd JH |
50 | * bfa_port_enable_isr() |
51 | * | |
52 | * | |
53 | * @param[in] port - Pointer to the port module | |
54 | * status - Return status from the f/w | |
55 | * | |
56 | * @return void | |
57 | */ | |
58 | static void | |
59 | bfa_port_enable_isr(struct bfa_port_s *port, bfa_status_t status) | |
60 | { | |
a36c61f9 KG |
61 | bfa_trc(port, status); |
62 | port->endis_pending = BFA_FALSE; | |
63 | port->endis_cbfn(port->endis_cbarg, status); | |
7725ccfd JH |
64 | } |
65 | ||
5fbe25c7 | 66 | /* |
7725ccfd JH |
67 | * bfa_port_disable_isr() |
68 | * | |
69 | * | |
70 | * @param[in] port - Pointer to the port module | |
71 | * status - Return status from the f/w | |
72 | * | |
73 | * @return void | |
74 | */ | |
75 | static void | |
76 | bfa_port_disable_isr(struct bfa_port_s *port, bfa_status_t status) | |
77 | { | |
a36c61f9 KG |
78 | bfa_trc(port, status); |
79 | port->endis_pending = BFA_FALSE; | |
80 | port->endis_cbfn(port->endis_cbarg, status); | |
7725ccfd JH |
81 | } |
82 | ||
5fbe25c7 | 83 | /* |
7725ccfd JH |
84 | * bfa_port_get_stats_isr() |
85 | * | |
86 | * | |
87 | * @param[in] port - Pointer to the Port module | |
88 | * status - Return status from the f/w | |
89 | * | |
90 | * @return void | |
91 | */ | |
92 | static void | |
93 | bfa_port_get_stats_isr(struct bfa_port_s *port, bfa_status_t status) | |
94 | { | |
95 | port->stats_status = status; | |
96 | port->stats_busy = BFA_FALSE; | |
97 | ||
98 | if (status == BFA_STATUS_OK) { | |
f16a1750 | 99 | struct timeval tv; |
b85d045e | 100 | |
7725ccfd | 101 | memcpy(port->stats, port->stats_dma.kva, |
a36c61f9 | 102 | sizeof(union bfa_port_stats_u)); |
7725ccfd | 103 | bfa_port_stats_swap(port, port->stats); |
b85d045e | 104 | |
f16a1750 | 105 | do_gettimeofday(&tv); |
b85d045e | 106 | port->stats->fc.secs_reset = tv.tv_sec - port->stats_reset_time; |
7725ccfd JH |
107 | } |
108 | ||
109 | if (port->stats_cbfn) { | |
110 | port->stats_cbfn(port->stats_cbarg, status); | |
111 | port->stats_cbfn = NULL; | |
112 | } | |
113 | } | |
114 | ||
5fbe25c7 | 115 | /* |
7725ccfd JH |
116 | * bfa_port_clear_stats_isr() |
117 | * | |
118 | * | |
119 | * @param[in] port - Pointer to the Port module | |
120 | * status - Return status from the f/w | |
121 | * | |
122 | * @return void | |
123 | */ | |
124 | static void | |
125 | bfa_port_clear_stats_isr(struct bfa_port_s *port, bfa_status_t status) | |
126 | { | |
f16a1750 | 127 | struct timeval tv; |
b85d045e | 128 | |
7725ccfd | 129 | port->stats_status = status; |
a36c61f9 | 130 | port->stats_busy = BFA_FALSE; |
7725ccfd | 131 | |
5fbe25c7 | 132 | /* |
a36c61f9 KG |
133 | * re-initialize time stamp for stats reset |
134 | */ | |
f16a1750 | 135 | do_gettimeofday(&tv); |
b85d045e JH |
136 | port->stats_reset_time = tv.tv_sec; |
137 | ||
7725ccfd JH |
138 | if (port->stats_cbfn) { |
139 | port->stats_cbfn(port->stats_cbarg, status); | |
140 | port->stats_cbfn = NULL; | |
141 | } | |
142 | } | |
143 | ||
5fbe25c7 | 144 | /* |
7725ccfd JH |
145 | * bfa_port_isr() |
146 | * | |
147 | * | |
148 | * @param[in] Pointer to the Port module data structure. | |
149 | * | |
150 | * @return void | |
151 | */ | |
152 | static void | |
153 | bfa_port_isr(void *cbarg, struct bfi_mbmsg_s *m) | |
154 | { | |
a36c61f9 | 155 | struct bfa_port_s *port = (struct bfa_port_s *) cbarg; |
7725ccfd JH |
156 | union bfi_port_i2h_msg_u *i2hmsg; |
157 | ||
a36c61f9 | 158 | i2hmsg = (union bfi_port_i2h_msg_u *) m; |
7725ccfd JH |
159 | bfa_trc(port, m->mh.msg_id); |
160 | ||
161 | switch (m->mh.msg_id) { | |
162 | case BFI_PORT_I2H_ENABLE_RSP: | |
163 | if (port->endis_pending == BFA_FALSE) | |
164 | break; | |
165 | bfa_port_enable_isr(port, i2hmsg->enable_rsp.status); | |
166 | break; | |
167 | ||
168 | case BFI_PORT_I2H_DISABLE_RSP: | |
169 | if (port->endis_pending == BFA_FALSE) | |
170 | break; | |
171 | bfa_port_disable_isr(port, i2hmsg->disable_rsp.status); | |
172 | break; | |
173 | ||
174 | case BFI_PORT_I2H_GET_STATS_RSP: | |
a36c61f9 | 175 | /* Stats busy flag is still set? (may be cmd timed out) */ |
7725ccfd JH |
176 | if (port->stats_busy == BFA_FALSE) |
177 | break; | |
178 | bfa_port_get_stats_isr(port, i2hmsg->getstats_rsp.status); | |
179 | break; | |
180 | ||
181 | case BFI_PORT_I2H_CLEAR_STATS_RSP: | |
182 | if (port->stats_busy == BFA_FALSE) | |
183 | break; | |
184 | bfa_port_clear_stats_isr(port, i2hmsg->clearstats_rsp.status); | |
185 | break; | |
186 | ||
187 | default: | |
d4b671c5 | 188 | WARN_ON(1); |
7725ccfd JH |
189 | } |
190 | } | |
191 | ||
5fbe25c7 | 192 | /* |
7725ccfd JH |
193 | * bfa_port_meminfo() |
194 | * | |
195 | * | |
196 | * @param[in] void | |
197 | * | |
198 | * @return Size of DMA region | |
199 | */ | |
200 | u32 | |
201 | bfa_port_meminfo(void) | |
202 | { | |
a36c61f9 | 203 | return BFA_ROUNDUP(sizeof(union bfa_port_stats_u), BFA_DMA_ALIGN_SZ); |
7725ccfd JH |
204 | } |
205 | ||
5fbe25c7 | 206 | /* |
7725ccfd JH |
207 | * bfa_port_mem_claim() |
208 | * | |
209 | * | |
210 | * @param[in] port Port module pointer | |
a36c61f9 KG |
211 | * dma_kva Kernel Virtual Address of Port DMA Memory |
212 | * dma_pa Physical Address of Port DMA Memory | |
7725ccfd JH |
213 | * |
214 | * @return void | |
215 | */ | |
216 | void | |
217 | bfa_port_mem_claim(struct bfa_port_s *port, u8 *dma_kva, u64 dma_pa) | |
218 | { | |
219 | port->stats_dma.kva = dma_kva; | |
a36c61f9 | 220 | port->stats_dma.pa = dma_pa; |
7725ccfd JH |
221 | } |
222 | ||
5fbe25c7 | 223 | /* |
7725ccfd JH |
224 | * bfa_port_enable() |
225 | * | |
226 | * Send the Port enable request to the f/w | |
227 | * | |
228 | * @param[in] Pointer to the Port module data structure. | |
229 | * | |
230 | * @return Status | |
231 | */ | |
232 | bfa_status_t | |
233 | bfa_port_enable(struct bfa_port_s *port, bfa_port_endis_cbfn_t cbfn, | |
a36c61f9 | 234 | void *cbarg) |
7725ccfd JH |
235 | { |
236 | struct bfi_port_generic_req_s *m; | |
237 | ||
43ffdf4d KG |
238 | /* If port is PBC disabled, return error */ |
239 | if (port->pbc_disabled) { | |
240 | bfa_trc(port, BFA_STATUS_PBC); | |
241 | return BFA_STATUS_PBC; | |
242 | } | |
243 | ||
a36c61f9 KG |
244 | if (bfa_ioc_is_disabled(port->ioc)) { |
245 | bfa_trc(port, BFA_STATUS_IOC_DISABLED); | |
246 | return BFA_STATUS_IOC_DISABLED; | |
247 | } | |
7725ccfd JH |
248 | |
249 | if (!bfa_ioc_is_operational(port->ioc)) { | |
250 | bfa_trc(port, BFA_STATUS_IOC_FAILURE); | |
251 | return BFA_STATUS_IOC_FAILURE; | |
252 | } | |
253 | ||
e353546e KG |
254 | /* if port is d-port enabled, return error */ |
255 | if (port->dport_enabled) { | |
256 | bfa_trc(port, BFA_STATUS_DPORT_ERR); | |
257 | return BFA_STATUS_DPORT_ERR; | |
258 | } | |
259 | ||
7725ccfd JH |
260 | if (port->endis_pending) { |
261 | bfa_trc(port, BFA_STATUS_DEVBUSY); | |
262 | return BFA_STATUS_DEVBUSY; | |
263 | } | |
264 | ||
a36c61f9 | 265 | m = (struct bfi_port_generic_req_s *) port->endis_mb.msg; |
7725ccfd JH |
266 | |
267 | port->msgtag++; | |
a36c61f9 KG |
268 | port->endis_cbfn = cbfn; |
269 | port->endis_cbarg = cbarg; | |
7725ccfd JH |
270 | port->endis_pending = BFA_TRUE; |
271 | ||
272 | bfi_h2i_set(m->mh, BFI_MC_PORT, BFI_PORT_H2I_ENABLE_REQ, | |
273 | bfa_ioc_portid(port->ioc)); | |
274 | bfa_ioc_mbox_queue(port->ioc, &port->endis_mb); | |
275 | ||
276 | return BFA_STATUS_OK; | |
277 | } | |
278 | ||
5fbe25c7 | 279 | /* |
7725ccfd JH |
280 | * bfa_port_disable() |
281 | * | |
282 | * Send the Port disable request to the f/w | |
283 | * | |
284 | * @param[in] Pointer to the Port module data structure. | |
285 | * | |
286 | * @return Status | |
287 | */ | |
288 | bfa_status_t | |
289 | bfa_port_disable(struct bfa_port_s *port, bfa_port_endis_cbfn_t cbfn, | |
a36c61f9 | 290 | void *cbarg) |
7725ccfd JH |
291 | { |
292 | struct bfi_port_generic_req_s *m; | |
293 | ||
43ffdf4d KG |
294 | /* If port is PBC disabled, return error */ |
295 | if (port->pbc_disabled) { | |
296 | bfa_trc(port, BFA_STATUS_PBC); | |
297 | return BFA_STATUS_PBC; | |
298 | } | |
299 | ||
a36c61f9 KG |
300 | if (bfa_ioc_is_disabled(port->ioc)) { |
301 | bfa_trc(port, BFA_STATUS_IOC_DISABLED); | |
302 | return BFA_STATUS_IOC_DISABLED; | |
303 | } | |
7725ccfd JH |
304 | |
305 | if (!bfa_ioc_is_operational(port->ioc)) { | |
306 | bfa_trc(port, BFA_STATUS_IOC_FAILURE); | |
307 | return BFA_STATUS_IOC_FAILURE; | |
308 | } | |
309 | ||
e353546e KG |
310 | /* if port is d-port enabled, return error */ |
311 | if (port->dport_enabled) { | |
312 | bfa_trc(port, BFA_STATUS_DPORT_ERR); | |
313 | return BFA_STATUS_DPORT_ERR; | |
314 | } | |
315 | ||
7725ccfd JH |
316 | if (port->endis_pending) { |
317 | bfa_trc(port, BFA_STATUS_DEVBUSY); | |
318 | return BFA_STATUS_DEVBUSY; | |
319 | } | |
320 | ||
a36c61f9 | 321 | m = (struct bfi_port_generic_req_s *) port->endis_mb.msg; |
7725ccfd JH |
322 | |
323 | port->msgtag++; | |
a36c61f9 KG |
324 | port->endis_cbfn = cbfn; |
325 | port->endis_cbarg = cbarg; | |
7725ccfd JH |
326 | port->endis_pending = BFA_TRUE; |
327 | ||
328 | bfi_h2i_set(m->mh, BFI_MC_PORT, BFI_PORT_H2I_DISABLE_REQ, | |
329 | bfa_ioc_portid(port->ioc)); | |
330 | bfa_ioc_mbox_queue(port->ioc, &port->endis_mb); | |
331 | ||
332 | return BFA_STATUS_OK; | |
333 | } | |
334 | ||
5fbe25c7 | 335 | /* |
7725ccfd JH |
336 | * bfa_port_get_stats() |
337 | * | |
338 | * Send the request to the f/w to fetch Port statistics. | |
339 | * | |
340 | * @param[in] Pointer to the Port module data structure. | |
341 | * | |
342 | * @return Status | |
343 | */ | |
344 | bfa_status_t | |
a36c61f9 KG |
345 | bfa_port_get_stats(struct bfa_port_s *port, union bfa_port_stats_u *stats, |
346 | bfa_port_stats_cbfn_t cbfn, void *cbarg) | |
7725ccfd JH |
347 | { |
348 | struct bfi_port_get_stats_req_s *m; | |
349 | ||
350 | if (!bfa_ioc_is_operational(port->ioc)) { | |
351 | bfa_trc(port, BFA_STATUS_IOC_FAILURE); | |
352 | return BFA_STATUS_IOC_FAILURE; | |
353 | } | |
354 | ||
355 | if (port->stats_busy) { | |
356 | bfa_trc(port, BFA_STATUS_DEVBUSY); | |
357 | return BFA_STATUS_DEVBUSY; | |
358 | } | |
359 | ||
a36c61f9 | 360 | m = (struct bfi_port_get_stats_req_s *) port->stats_mb.msg; |
7725ccfd | 361 | |
a36c61f9 KG |
362 | port->stats = stats; |
363 | port->stats_cbfn = cbfn; | |
7725ccfd | 364 | port->stats_cbarg = cbarg; |
a36c61f9 | 365 | port->stats_busy = BFA_TRUE; |
7725ccfd JH |
366 | bfa_dma_be_addr_set(m->dma_addr, port->stats_dma.pa); |
367 | ||
368 | bfi_h2i_set(m->mh, BFI_MC_PORT, BFI_PORT_H2I_GET_STATS_REQ, | |
369 | bfa_ioc_portid(port->ioc)); | |
370 | bfa_ioc_mbox_queue(port->ioc, &port->stats_mb); | |
371 | ||
372 | return BFA_STATUS_OK; | |
373 | } | |
374 | ||
5fbe25c7 | 375 | /* |
7725ccfd JH |
376 | * bfa_port_clear_stats() |
377 | * | |
378 | * | |
379 | * @param[in] Pointer to the Port module data structure. | |
380 | * | |
381 | * @return Status | |
382 | */ | |
383 | bfa_status_t | |
384 | bfa_port_clear_stats(struct bfa_port_s *port, bfa_port_stats_cbfn_t cbfn, | |
a36c61f9 | 385 | void *cbarg) |
7725ccfd JH |
386 | { |
387 | struct bfi_port_generic_req_s *m; | |
388 | ||
389 | if (!bfa_ioc_is_operational(port->ioc)) { | |
390 | bfa_trc(port, BFA_STATUS_IOC_FAILURE); | |
391 | return BFA_STATUS_IOC_FAILURE; | |
392 | } | |
393 | ||
394 | if (port->stats_busy) { | |
395 | bfa_trc(port, BFA_STATUS_DEVBUSY); | |
396 | return BFA_STATUS_DEVBUSY; | |
397 | } | |
398 | ||
a36c61f9 | 399 | m = (struct bfi_port_generic_req_s *) port->stats_mb.msg; |
7725ccfd | 400 | |
a36c61f9 | 401 | port->stats_cbfn = cbfn; |
7725ccfd | 402 | port->stats_cbarg = cbarg; |
a36c61f9 | 403 | port->stats_busy = BFA_TRUE; |
7725ccfd JH |
404 | |
405 | bfi_h2i_set(m->mh, BFI_MC_PORT, BFI_PORT_H2I_CLEAR_STATS_REQ, | |
406 | bfa_ioc_portid(port->ioc)); | |
407 | bfa_ioc_mbox_queue(port->ioc, &port->stats_mb); | |
408 | ||
409 | return BFA_STATUS_OK; | |
410 | } | |
411 | ||
5fbe25c7 | 412 | /* |
d37779f8 | 413 | * bfa_port_notify() |
7725ccfd | 414 | * |
d37779f8 | 415 | * Port module IOC event handler |
7725ccfd JH |
416 | * |
417 | * @param[in] Pointer to the Port module data structure. | |
d37779f8 | 418 | * @param[in] IOC event structure |
7725ccfd JH |
419 | * |
420 | * @return void | |
421 | */ | |
422 | void | |
d37779f8 | 423 | bfa_port_notify(void *arg, enum bfa_ioc_event_e event) |
7725ccfd | 424 | { |
a36c61f9 | 425 | struct bfa_port_s *port = (struct bfa_port_s *) arg; |
7725ccfd | 426 | |
d37779f8 KG |
427 | switch (event) { |
428 | case BFA_IOC_E_DISABLED: | |
429 | case BFA_IOC_E_FAILED: | |
430 | /* Fail any pending get_stats/clear_stats requests */ | |
431 | if (port->stats_busy) { | |
432 | if (port->stats_cbfn) | |
433 | port->stats_cbfn(port->stats_cbarg, | |
434 | BFA_STATUS_FAILED); | |
435 | port->stats_cbfn = NULL; | |
436 | port->stats_busy = BFA_FALSE; | |
437 | } | |
438 | ||
439 | /* Clear any enable/disable is pending */ | |
440 | if (port->endis_pending) { | |
441 | if (port->endis_cbfn) | |
442 | port->endis_cbfn(port->endis_cbarg, | |
443 | BFA_STATUS_FAILED); | |
444 | port->endis_cbfn = NULL; | |
445 | port->endis_pending = BFA_FALSE; | |
446 | } | |
e353546e KG |
447 | |
448 | /* clear D-port mode */ | |
449 | if (port->dport_enabled) | |
450 | bfa_port_set_dportenabled(port, BFA_FALSE); | |
d37779f8 KG |
451 | break; |
452 | default: | |
453 | break; | |
7725ccfd JH |
454 | } |
455 | } | |
456 | ||
5fbe25c7 | 457 | /* |
7725ccfd JH |
458 | * bfa_port_attach() |
459 | * | |
460 | * | |
461 | * @param[in] port - Pointer to the Port module data structure | |
462 | * ioc - Pointer to the ioc module data structure | |
463 | * dev - Pointer to the device driver module data structure | |
464 | * The device driver specific mbox ISR functions have | |
465 | * this pointer as one of the parameters. | |
466 | * trcmod - | |
7725ccfd JH |
467 | * |
468 | * @return void | |
469 | */ | |
470 | void | |
a36c61f9 KG |
471 | bfa_port_attach(struct bfa_port_s *port, struct bfa_ioc_s *ioc, |
472 | void *dev, struct bfa_trc_mod_s *trcmod) | |
7725ccfd | 473 | { |
f16a1750 | 474 | struct timeval tv; |
b85d045e | 475 | |
d4b671c5 | 476 | WARN_ON(!port); |
7725ccfd | 477 | |
a36c61f9 KG |
478 | port->dev = dev; |
479 | port->ioc = ioc; | |
7725ccfd | 480 | port->trcmod = trcmod; |
7725ccfd | 481 | |
b85d045e JH |
482 | port->stats_busy = BFA_FALSE; |
483 | port->endis_pending = BFA_FALSE; | |
484 | port->stats_cbfn = NULL; | |
485 | port->endis_cbfn = NULL; | |
43ffdf4d | 486 | port->pbc_disabled = BFA_FALSE; |
e353546e | 487 | port->dport_enabled = BFA_FALSE; |
7725ccfd JH |
488 | |
489 | bfa_ioc_mbox_regisr(port->ioc, BFI_MC_PORT, bfa_port_isr, port); | |
3350d98d | 490 | bfa_q_qe_init(&port->ioc_notify); |
d37779f8 KG |
491 | bfa_ioc_notify_init(&port->ioc_notify, bfa_port_notify, port); |
492 | list_add_tail(&port->ioc_notify.qe, &port->ioc->notify_q); | |
7725ccfd | 493 | |
5fbe25c7 | 494 | /* |
b85d045e JH |
495 | * initialize time stamp for stats reset |
496 | */ | |
f16a1750 | 497 | do_gettimeofday(&tv); |
b85d045e JH |
498 | port->stats_reset_time = tv.tv_sec; |
499 | ||
7725ccfd JH |
500 | bfa_trc(port, 0); |
501 | } | |
148d6103 | 502 | |
e353546e KG |
503 | /* |
504 | * bfa_port_set_dportenabled(); | |
505 | * | |
506 | * Port module- set pbc disabled flag | |
507 | * | |
508 | * @param[in] port - Pointer to the Port module data structure | |
509 | * | |
510 | * @return void | |
511 | */ | |
512 | void | |
513 | bfa_port_set_dportenabled(struct bfa_port_s *port, bfa_boolean_t enabled) | |
514 | { | |
515 | port->dport_enabled = enabled; | |
516 | } | |
517 | ||
148d6103 KG |
518 | /* |
519 | * CEE module specific definitions | |
520 | */ | |
521 | ||
522 | /* | |
523 | * bfa_cee_get_attr_isr() | |
524 | * | |
525 | * @brief CEE ISR for get-attributes responses from f/w | |
526 | * | |
527 | * @param[in] cee - Pointer to the CEE module | |
528 | * status - Return status from the f/w | |
529 | * | |
530 | * @return void | |
531 | */ | |
532 | static void | |
533 | bfa_cee_get_attr_isr(struct bfa_cee_s *cee, bfa_status_t status) | |
534 | { | |
535 | struct bfa_cee_lldp_cfg_s *lldp_cfg = &cee->attr->lldp_remote; | |
536 | ||
537 | cee->get_attr_status = status; | |
538 | bfa_trc(cee, 0); | |
539 | if (status == BFA_STATUS_OK) { | |
540 | bfa_trc(cee, 0); | |
541 | memcpy(cee->attr, cee->attr_dma.kva, | |
542 | sizeof(struct bfa_cee_attr_s)); | |
543 | lldp_cfg->time_to_live = be16_to_cpu(lldp_cfg->time_to_live); | |
544 | lldp_cfg->enabled_system_cap = | |
545 | be16_to_cpu(lldp_cfg->enabled_system_cap); | |
546 | } | |
547 | cee->get_attr_pending = BFA_FALSE; | |
548 | if (cee->cbfn.get_attr_cbfn) { | |
549 | bfa_trc(cee, 0); | |
550 | cee->cbfn.get_attr_cbfn(cee->cbfn.get_attr_cbarg, status); | |
551 | } | |
552 | } | |
553 | ||
554 | /* | |
555 | * bfa_cee_get_stats_isr() | |
556 | * | |
557 | * @brief CEE ISR for get-stats responses from f/w | |
558 | * | |
559 | * @param[in] cee - Pointer to the CEE module | |
560 | * status - Return status from the f/w | |
561 | * | |
562 | * @return void | |
563 | */ | |
564 | static void | |
565 | bfa_cee_get_stats_isr(struct bfa_cee_s *cee, bfa_status_t status) | |
566 | { | |
567 | u32 *buffer; | |
568 | int i; | |
569 | ||
570 | cee->get_stats_status = status; | |
571 | bfa_trc(cee, 0); | |
572 | if (status == BFA_STATUS_OK) { | |
573 | bfa_trc(cee, 0); | |
574 | memcpy(cee->stats, cee->stats_dma.kva, | |
575 | sizeof(struct bfa_cee_stats_s)); | |
576 | /* swap the cee stats */ | |
577 | buffer = (u32 *)cee->stats; | |
578 | for (i = 0; i < (sizeof(struct bfa_cee_stats_s) / | |
579 | sizeof(u32)); i++) | |
580 | buffer[i] = cpu_to_be32(buffer[i]); | |
581 | } | |
582 | cee->get_stats_pending = BFA_FALSE; | |
583 | bfa_trc(cee, 0); | |
584 | if (cee->cbfn.get_stats_cbfn) { | |
585 | bfa_trc(cee, 0); | |
586 | cee->cbfn.get_stats_cbfn(cee->cbfn.get_stats_cbarg, status); | |
587 | } | |
588 | } | |
589 | ||
590 | /* | |
591 | * bfa_cee_reset_stats_isr() | |
592 | * | |
593 | * @brief CEE ISR for reset-stats responses from f/w | |
594 | * | |
595 | * @param[in] cee - Pointer to the CEE module | |
596 | * status - Return status from the f/w | |
597 | * | |
598 | * @return void | |
599 | */ | |
600 | static void | |
601 | bfa_cee_reset_stats_isr(struct bfa_cee_s *cee, bfa_status_t status) | |
602 | { | |
603 | cee->reset_stats_status = status; | |
604 | cee->reset_stats_pending = BFA_FALSE; | |
605 | if (cee->cbfn.reset_stats_cbfn) | |
606 | cee->cbfn.reset_stats_cbfn(cee->cbfn.reset_stats_cbarg, status); | |
607 | } | |
608 | ||
609 | /* | |
610 | * bfa_cee_meminfo() | |
611 | * | |
612 | * @brief Returns the size of the DMA memory needed by CEE module | |
613 | * | |
614 | * @param[in] void | |
615 | * | |
616 | * @return Size of DMA region | |
617 | */ | |
618 | u32 | |
619 | bfa_cee_meminfo(void) | |
620 | { | |
621 | return BFA_ROUNDUP(sizeof(struct bfa_cee_attr_s), BFA_DMA_ALIGN_SZ) + | |
622 | BFA_ROUNDUP(sizeof(struct bfa_cee_stats_s), BFA_DMA_ALIGN_SZ); | |
623 | } | |
624 | ||
625 | /* | |
626 | * bfa_cee_mem_claim() | |
627 | * | |
628 | * @brief Initialized CEE DMA Memory | |
629 | * | |
630 | * @param[in] cee CEE module pointer | |
631 | * dma_kva Kernel Virtual Address of CEE DMA Memory | |
632 | * dma_pa Physical Address of CEE DMA Memory | |
633 | * | |
634 | * @return void | |
635 | */ | |
636 | void | |
637 | bfa_cee_mem_claim(struct bfa_cee_s *cee, u8 *dma_kva, u64 dma_pa) | |
638 | { | |
639 | cee->attr_dma.kva = dma_kva; | |
640 | cee->attr_dma.pa = dma_pa; | |
641 | cee->stats_dma.kva = dma_kva + BFA_ROUNDUP( | |
642 | sizeof(struct bfa_cee_attr_s), BFA_DMA_ALIGN_SZ); | |
643 | cee->stats_dma.pa = dma_pa + BFA_ROUNDUP( | |
644 | sizeof(struct bfa_cee_attr_s), BFA_DMA_ALIGN_SZ); | |
645 | cee->attr = (struct bfa_cee_attr_s *) dma_kva; | |
646 | cee->stats = (struct bfa_cee_stats_s *) (dma_kva + BFA_ROUNDUP( | |
647 | sizeof(struct bfa_cee_attr_s), BFA_DMA_ALIGN_SZ)); | |
648 | } | |
649 | ||
650 | /* | |
651 | * bfa_cee_get_attr() | |
652 | * | |
653 | * @brief | |
654 | * Send the request to the f/w to fetch CEE attributes. | |
655 | * | |
656 | * @param[in] Pointer to the CEE module data structure. | |
657 | * | |
658 | * @return Status | |
659 | */ | |
660 | ||
661 | bfa_status_t | |
662 | bfa_cee_get_attr(struct bfa_cee_s *cee, struct bfa_cee_attr_s *attr, | |
663 | bfa_cee_get_attr_cbfn_t cbfn, void *cbarg) | |
664 | { | |
665 | struct bfi_cee_get_req_s *cmd; | |
666 | ||
667 | WARN_ON((cee == NULL) || (cee->ioc == NULL)); | |
668 | bfa_trc(cee, 0); | |
669 | if (!bfa_ioc_is_operational(cee->ioc)) { | |
670 | bfa_trc(cee, 0); | |
671 | return BFA_STATUS_IOC_FAILURE; | |
672 | } | |
673 | if (cee->get_attr_pending == BFA_TRUE) { | |
674 | bfa_trc(cee, 0); | |
675 | return BFA_STATUS_DEVBUSY; | |
676 | } | |
677 | cee->get_attr_pending = BFA_TRUE; | |
678 | cmd = (struct bfi_cee_get_req_s *) cee->get_cfg_mb.msg; | |
679 | cee->attr = attr; | |
680 | cee->cbfn.get_attr_cbfn = cbfn; | |
681 | cee->cbfn.get_attr_cbarg = cbarg; | |
682 | bfi_h2i_set(cmd->mh, BFI_MC_CEE, BFI_CEE_H2I_GET_CFG_REQ, | |
683 | bfa_ioc_portid(cee->ioc)); | |
684 | bfa_dma_be_addr_set(cmd->dma_addr, cee->attr_dma.pa); | |
685 | bfa_ioc_mbox_queue(cee->ioc, &cee->get_cfg_mb); | |
686 | ||
687 | return BFA_STATUS_OK; | |
688 | } | |
689 | ||
690 | /* | |
691 | * bfa_cee_get_stats() | |
692 | * | |
693 | * @brief | |
694 | * Send the request to the f/w to fetch CEE statistics. | |
695 | * | |
696 | * @param[in] Pointer to the CEE module data structure. | |
697 | * | |
698 | * @return Status | |
699 | */ | |
700 | ||
701 | bfa_status_t | |
702 | bfa_cee_get_stats(struct bfa_cee_s *cee, struct bfa_cee_stats_s *stats, | |
703 | bfa_cee_get_stats_cbfn_t cbfn, void *cbarg) | |
704 | { | |
705 | struct bfi_cee_get_req_s *cmd; | |
706 | ||
707 | WARN_ON((cee == NULL) || (cee->ioc == NULL)); | |
708 | ||
709 | if (!bfa_ioc_is_operational(cee->ioc)) { | |
710 | bfa_trc(cee, 0); | |
711 | return BFA_STATUS_IOC_FAILURE; | |
712 | } | |
713 | if (cee->get_stats_pending == BFA_TRUE) { | |
714 | bfa_trc(cee, 0); | |
715 | return BFA_STATUS_DEVBUSY; | |
716 | } | |
717 | cee->get_stats_pending = BFA_TRUE; | |
718 | cmd = (struct bfi_cee_get_req_s *) cee->get_stats_mb.msg; | |
719 | cee->stats = stats; | |
720 | cee->cbfn.get_stats_cbfn = cbfn; | |
721 | cee->cbfn.get_stats_cbarg = cbarg; | |
722 | bfi_h2i_set(cmd->mh, BFI_MC_CEE, BFI_CEE_H2I_GET_STATS_REQ, | |
723 | bfa_ioc_portid(cee->ioc)); | |
724 | bfa_dma_be_addr_set(cmd->dma_addr, cee->stats_dma.pa); | |
725 | bfa_ioc_mbox_queue(cee->ioc, &cee->get_stats_mb); | |
726 | ||
727 | return BFA_STATUS_OK; | |
728 | } | |
729 | ||
730 | /* | |
731 | * bfa_cee_reset_stats() | |
732 | * | |
733 | * @brief Clears CEE Stats in the f/w. | |
734 | * | |
735 | * @param[in] Pointer to the CEE module data structure. | |
736 | * | |
737 | * @return Status | |
738 | */ | |
739 | ||
740 | bfa_status_t | |
741 | bfa_cee_reset_stats(struct bfa_cee_s *cee, | |
742 | bfa_cee_reset_stats_cbfn_t cbfn, void *cbarg) | |
743 | { | |
744 | struct bfi_cee_reset_stats_s *cmd; | |
745 | ||
746 | WARN_ON((cee == NULL) || (cee->ioc == NULL)); | |
747 | if (!bfa_ioc_is_operational(cee->ioc)) { | |
748 | bfa_trc(cee, 0); | |
749 | return BFA_STATUS_IOC_FAILURE; | |
750 | } | |
751 | if (cee->reset_stats_pending == BFA_TRUE) { | |
752 | bfa_trc(cee, 0); | |
753 | return BFA_STATUS_DEVBUSY; | |
754 | } | |
755 | cee->reset_stats_pending = BFA_TRUE; | |
756 | cmd = (struct bfi_cee_reset_stats_s *) cee->reset_stats_mb.msg; | |
757 | cee->cbfn.reset_stats_cbfn = cbfn; | |
758 | cee->cbfn.reset_stats_cbarg = cbarg; | |
759 | bfi_h2i_set(cmd->mh, BFI_MC_CEE, BFI_CEE_H2I_RESET_STATS, | |
760 | bfa_ioc_portid(cee->ioc)); | |
761 | bfa_ioc_mbox_queue(cee->ioc, &cee->reset_stats_mb); | |
762 | ||
763 | return BFA_STATUS_OK; | |
764 | } | |
765 | ||
766 | /* | |
767 | * bfa_cee_isrs() | |
768 | * | |
769 | * @brief Handles Mail-box interrupts for CEE module. | |
770 | * | |
771 | * @param[in] Pointer to the CEE module data structure. | |
772 | * | |
773 | * @return void | |
774 | */ | |
775 | ||
776 | void | |
777 | bfa_cee_isr(void *cbarg, struct bfi_mbmsg_s *m) | |
778 | { | |
779 | union bfi_cee_i2h_msg_u *msg; | |
780 | struct bfi_cee_get_rsp_s *get_rsp; | |
781 | struct bfa_cee_s *cee = (struct bfa_cee_s *) cbarg; | |
782 | msg = (union bfi_cee_i2h_msg_u *) m; | |
783 | get_rsp = (struct bfi_cee_get_rsp_s *) m; | |
784 | bfa_trc(cee, msg->mh.msg_id); | |
785 | switch (msg->mh.msg_id) { | |
786 | case BFI_CEE_I2H_GET_CFG_RSP: | |
787 | bfa_trc(cee, get_rsp->cmd_status); | |
788 | bfa_cee_get_attr_isr(cee, get_rsp->cmd_status); | |
789 | break; | |
790 | case BFI_CEE_I2H_GET_STATS_RSP: | |
791 | bfa_cee_get_stats_isr(cee, get_rsp->cmd_status); | |
792 | break; | |
793 | case BFI_CEE_I2H_RESET_STATS_RSP: | |
794 | bfa_cee_reset_stats_isr(cee, get_rsp->cmd_status); | |
795 | break; | |
796 | default: | |
797 | WARN_ON(1); | |
798 | } | |
799 | } | |
800 | ||
801 | /* | |
802 | * bfa_cee_notify() | |
803 | * | |
804 | * @brief CEE module IOC event handler. | |
805 | * | |
806 | * @param[in] Pointer to the CEE module data structure. | |
807 | * @param[in] IOC event type | |
808 | * | |
809 | * @return void | |
810 | */ | |
811 | ||
812 | void | |
813 | bfa_cee_notify(void *arg, enum bfa_ioc_event_e event) | |
814 | { | |
815 | struct bfa_cee_s *cee = (struct bfa_cee_s *) arg; | |
816 | ||
817 | bfa_trc(cee, event); | |
818 | ||
819 | switch (event) { | |
820 | case BFA_IOC_E_DISABLED: | |
821 | case BFA_IOC_E_FAILED: | |
822 | if (cee->get_attr_pending == BFA_TRUE) { | |
823 | cee->get_attr_status = BFA_STATUS_FAILED; | |
824 | cee->get_attr_pending = BFA_FALSE; | |
825 | if (cee->cbfn.get_attr_cbfn) { | |
826 | cee->cbfn.get_attr_cbfn( | |
827 | cee->cbfn.get_attr_cbarg, | |
828 | BFA_STATUS_FAILED); | |
829 | } | |
830 | } | |
831 | if (cee->get_stats_pending == BFA_TRUE) { | |
832 | cee->get_stats_status = BFA_STATUS_FAILED; | |
833 | cee->get_stats_pending = BFA_FALSE; | |
834 | if (cee->cbfn.get_stats_cbfn) { | |
835 | cee->cbfn.get_stats_cbfn( | |
836 | cee->cbfn.get_stats_cbarg, | |
837 | BFA_STATUS_FAILED); | |
838 | } | |
839 | } | |
840 | if (cee->reset_stats_pending == BFA_TRUE) { | |
841 | cee->reset_stats_status = BFA_STATUS_FAILED; | |
842 | cee->reset_stats_pending = BFA_FALSE; | |
843 | if (cee->cbfn.reset_stats_cbfn) { | |
844 | cee->cbfn.reset_stats_cbfn( | |
845 | cee->cbfn.reset_stats_cbarg, | |
846 | BFA_STATUS_FAILED); | |
847 | } | |
848 | } | |
849 | break; | |
850 | ||
851 | default: | |
852 | break; | |
853 | } | |
854 | } | |
855 | ||
856 | /* | |
857 | * bfa_cee_attach() | |
858 | * | |
859 | * @brief CEE module-attach API | |
860 | * | |
861 | * @param[in] cee - Pointer to the CEE module data structure | |
862 | * ioc - Pointer to the ioc module data structure | |
863 | * dev - Pointer to the device driver module data structure | |
864 | * The device driver specific mbox ISR functions have | |
865 | * this pointer as one of the parameters. | |
866 | * | |
867 | * @return void | |
868 | */ | |
869 | void | |
870 | bfa_cee_attach(struct bfa_cee_s *cee, struct bfa_ioc_s *ioc, | |
871 | void *dev) | |
872 | { | |
873 | WARN_ON(cee == NULL); | |
874 | cee->dev = dev; | |
875 | cee->ioc = ioc; | |
876 | ||
877 | bfa_ioc_mbox_regisr(cee->ioc, BFI_MC_CEE, bfa_cee_isr, cee); | |
878 | bfa_q_qe_init(&cee->ioc_notify); | |
879 | bfa_ioc_notify_init(&cee->ioc_notify, bfa_cee_notify, cee); | |
880 | list_add_tail(&cee->ioc_notify.qe, &cee->ioc->notify_q); | |
881 | } |