2 * Copyright (c) 2016 QLogic Corporation.
6 * See LICENSE.qede_pmd for copyright and licensing details.
11 #include "ecore_sp_commands.h"
12 #include "ecore_dcbx.h"
13 #include "ecore_cxt.h"
14 #include "ecore_gtt_reg_addr.h"
15 #include "ecore_iro.h"
16 #include "ecore_iov_api.h"
18 #define ECORE_DCBX_MAX_MIB_READ_TRY (100)
19 #define ECORE_ETH_TYPE_DEFAULT (0)
21 #define ECORE_DCBX_INVALID_PRIORITY 0xFF
23 /* Get Traffic Class from priority traffic class table, 4 bits represent
24 * the traffic class corresponding to the priority.
26 #define ECORE_DCBX_PRIO2TC(prio_tc_tbl, prio) \
27 ((u32)(prio_tc_tbl >> ((7 - prio) * 4)) & 0x7)
29 static bool ecore_dcbx_app_ethtype(u32 app_info_bitmap)
31 return (ECORE_MFW_GET_FIELD(app_info_bitmap, DCBX_APP_SF) ==
32 DCBX_APP_SF_ETHTYPE) ? true : false;
35 static bool ecore_dcbx_app_port(u32 app_info_bitmap)
37 return (ECORE_MFW_GET_FIELD(app_info_bitmap, DCBX_APP_SF) ==
38 DCBX_APP_SF_PORT) ? true : false;
41 static bool ecore_dcbx_ieee_app_port(u32 app_info_bitmap, u8 type)
43 u8 mfw_val = ECORE_MFW_GET_FIELD(app_info_bitmap, DCBX_APP_SF_IEEE);
46 if (mfw_val == DCBX_APP_SF_IEEE_RESERVED)
47 return ecore_dcbx_app_port(app_info_bitmap);
49 return (mfw_val == type || mfw_val == DCBX_APP_SF_IEEE_TCP_UDP_PORT) ?
53 static bool ecore_dcbx_default_tlv(u32 app_info_bitmap, u16 proto_id)
55 return (ecore_dcbx_app_ethtype(app_info_bitmap) &&
56 proto_id == ECORE_ETH_TYPE_DEFAULT) ? true : false;
59 static bool ecore_dcbx_enabled(u32 dcbx_cfg_bitmap)
61 return (ECORE_MFW_GET_FIELD(dcbx_cfg_bitmap, DCBX_CONFIG_VERSION) ==
62 DCBX_CONFIG_VERSION_DISABLED) ? false : true;
65 static bool ecore_dcbx_cee(u32 dcbx_cfg_bitmap)
67 return (ECORE_MFW_GET_FIELD(dcbx_cfg_bitmap, DCBX_CONFIG_VERSION) ==
68 DCBX_CONFIG_VERSION_CEE) ? true : false;
71 static bool ecore_dcbx_ieee(u32 dcbx_cfg_bitmap)
73 return (ECORE_MFW_GET_FIELD(dcbx_cfg_bitmap, DCBX_CONFIG_VERSION) ==
74 DCBX_CONFIG_VERSION_IEEE) ? true : false;
77 static bool ecore_dcbx_local(u32 dcbx_cfg_bitmap)
79 return (ECORE_MFW_GET_FIELD(dcbx_cfg_bitmap, DCBX_CONFIG_VERSION) ==
80 DCBX_CONFIG_VERSION_STATIC) ? true : false;
84 ecore_dcbx_dp_protocol(struct ecore_hwfn *p_hwfn,
85 struct ecore_dcbx_results *p_data)
87 struct ecore_hw_info *p_info = &p_hwfn->hw_info;
88 enum dcbx_protocol_type id;
89 u8 prio, tc, size, update;
91 const char *name; /* @DPDK */
94 size = OSAL_ARRAY_SIZE(ecore_dcbx_app_update);
96 DP_INFO(p_hwfn, "DCBX negotiated: %d\n", p_data->dcbx_enabled);
98 for (i = 0; i < size; i++) {
99 id = ecore_dcbx_app_update[i].id;
100 name = ecore_dcbx_app_update[i].name;
102 enable = p_data->arr[id].enable;
103 update = p_data->arr[id].update;
104 tc = p_data->arr[id].tc;
105 prio = p_data->arr[id].priority;
108 "%s info: update %d, enable %d, prio %d, tc %d,"
109 " num_active_tc %d dscp_enable = %d dscp_val = %d\n",
110 name, update, enable, prio, tc, p_info->num_active_tc,
111 p_data->arr[id].dscp_enable, p_data->arr[id].dscp_val);
116 ecore_dcbx_set_pf_tcs(struct ecore_hw_info *p_info,
117 u8 tc, enum ecore_pci_personality personality)
120 if (p_info->personality == personality)
121 p_info->offload_tc = tc;
125 ecore_dcbx_set_params(struct ecore_dcbx_results *p_data,
126 struct ecore_hwfn *p_hwfn,
127 bool enable, bool update, u8 prio, u8 tc,
128 enum dcbx_protocol_type type,
129 enum ecore_pci_personality personality)
131 struct ecore_dcbx_dscp_params *dscp = &p_hwfn->p_dcbx_info->get.dscp;
133 /* PF update ramrod data */
134 p_data->arr[type].enable = enable;
135 p_data->arr[type].priority = prio;
136 p_data->arr[type].tc = tc;
137 p_data->arr[type].dscp_enable = dscp->enabled;
138 if (p_data->arr[type].dscp_enable) {
141 for (i = 0; i < ECORE_DCBX_DSCP_SIZE; i++)
142 if (prio == dscp->dscp_pri_map[i]) {
143 p_data->arr[type].dscp_val = i;
148 if (enable && p_data->arr[type].dscp_enable)
149 p_data->arr[type].update = UPDATE_DCB_DSCP;
151 p_data->arr[type].update = UPDATE_DCB;
153 p_data->arr[type].update = DONT_UPDATE_DCB_DHCP;
155 ecore_dcbx_set_pf_tcs(&p_hwfn->hw_info, tc, personality);
158 /* Update app protocol data and hw_info fields with the TLV info */
160 ecore_dcbx_update_app_info(struct ecore_dcbx_results *p_data,
161 struct ecore_hwfn *p_hwfn,
162 bool enable, bool update, u8 prio, u8 tc,
163 enum dcbx_protocol_type type)
165 enum ecore_pci_personality personality;
166 enum dcbx_protocol_type id;
167 const char *name; /* @DPDK */
171 size = OSAL_ARRAY_SIZE(ecore_dcbx_app_update);
173 for (i = 0; i < size; i++) {
174 id = ecore_dcbx_app_update[i].id;
179 personality = ecore_dcbx_app_update[i].personality;
180 name = ecore_dcbx_app_update[i].name;
182 ecore_dcbx_set_params(p_data, p_hwfn, enable, update,
183 prio, tc, type, personality);
187 static enum _ecore_status_t
188 ecore_dcbx_get_app_priority(u8 pri_bitmap, u8 *priority)
190 u32 pri_mask, pri = ECORE_MAX_PFC_PRIORITIES;
191 u32 index = ECORE_MAX_PFC_PRIORITIES - 1;
192 enum _ecore_status_t rc = ECORE_SUCCESS;
194 /* Bitmap 1 corresponds to priority 0, return priority 0 */
195 if (pri_bitmap == 1) {
200 /* Choose the highest priority */
201 while ((pri == ECORE_MAX_PFC_PRIORITIES) && index) {
202 pri_mask = 1 << index;
203 if (pri_bitmap & pri_mask)
208 if (pri < ECORE_MAX_PFC_PRIORITIES)
217 ecore_dcbx_get_app_protocol_type(struct ecore_hwfn *p_hwfn,
218 u32 app_prio_bitmap, u16 id,
219 enum dcbx_protocol_type *type, bool ieee)
223 if (ecore_dcbx_default_tlv(app_prio_bitmap, id)) {
224 *type = DCBX_PROTOCOL_ETH;
227 *type = DCBX_MAX_PROTOCOL_TYPE;
229 "No action required, App TLV id = 0x%x"
230 " app_prio_bitmap = 0x%x\n",
231 id, app_prio_bitmap);
237 /* Parse app TLV's to update TC information in hw_info structure for
238 * reconfiguring QM. Get protocol specific data for PF update ramrod command.
240 static enum _ecore_status_t
241 ecore_dcbx_process_tlv(struct ecore_hwfn *p_hwfn,
242 struct ecore_dcbx_results *p_data,
243 struct dcbx_app_priority_entry *p_tbl, u32 pri_tc_tbl,
244 int count, u8 dcbx_version)
246 enum _ecore_status_t rc = ECORE_SUCCESS;
247 u8 tc, priority, priority_map;
248 enum dcbx_protocol_type type;
253 DP_VERBOSE(p_hwfn, ECORE_MSG_DCB, "Num APP entries = %d\n", count);
255 ieee = (dcbx_version == DCBX_CONFIG_VERSION_IEEE);
257 for (i = 0; i < count; i++) {
258 protocol_id = ECORE_MFW_GET_FIELD(p_tbl[i].entry,
259 DCBX_APP_PROTOCOL_ID);
260 priority_map = ECORE_MFW_GET_FIELD(p_tbl[i].entry,
262 rc = ecore_dcbx_get_app_priority(priority_map, &priority);
263 if (rc == ECORE_INVAL) {
264 DP_ERR(p_hwfn, "Invalid priority\n");
268 tc = ECORE_DCBX_PRIO2TC(pri_tc_tbl, priority);
269 if (ecore_dcbx_get_app_protocol_type(p_hwfn, p_tbl[i].entry,
272 /* ETH always have the enable bit reset, as it gets
273 * vlan information per packet. For other protocols,
274 * should be set according to the dcbx_enabled
275 * indication, but we only got here if there was an
276 * app tlv for the protocol, so dcbx must be enabled.
278 enable = (type == DCBX_PROTOCOL_ETH ? false : true);
280 ecore_dcbx_update_app_info(p_data, p_hwfn, enable, true,
284 /* Update ramrod protocol data and hw_info fields
285 * with default info when corresponding APP TLV's are not detected.
286 * The enabled field has a different logic for ethernet as only for
287 * ethernet dcb should disabled by default, as the information arrives
288 * from the OS (unless an explicit app tlv was present).
290 tc = p_data->arr[DCBX_PROTOCOL_ETH].tc;
291 priority = p_data->arr[DCBX_PROTOCOL_ETH].priority;
292 for (type = 0; type < DCBX_MAX_PROTOCOL_TYPE; type++) {
293 if (p_data->arr[type].update)
296 enable = (type == DCBX_PROTOCOL_ETH) ? false : !!dcbx_version;
297 ecore_dcbx_update_app_info(p_data, p_hwfn, enable, true,
301 return ECORE_SUCCESS;
304 /* Parse app TLV's to update TC information in hw_info structure for
305 * reconfiguring QM. Get protocol specific data for PF update ramrod command.
307 static enum _ecore_status_t
308 ecore_dcbx_process_mib_info(struct ecore_hwfn *p_hwfn)
310 struct dcbx_app_priority_feature *p_app;
311 enum _ecore_status_t rc = ECORE_SUCCESS;
312 struct ecore_dcbx_results data = { 0 };
313 struct dcbx_app_priority_entry *p_tbl;
314 struct dcbx_ets_feature *p_ets;
315 struct ecore_hw_info *p_info;
316 u32 pri_tc_tbl, flags;
320 flags = p_hwfn->p_dcbx_info->operational.flags;
321 dcbx_version = ECORE_MFW_GET_FIELD(flags, DCBX_CONFIG_VERSION);
323 p_app = &p_hwfn->p_dcbx_info->operational.features.app;
324 p_tbl = p_app->app_pri_tbl;
326 p_ets = &p_hwfn->p_dcbx_info->operational.features.ets;
327 pri_tc_tbl = p_ets->pri_tc_tbl[0];
329 p_info = &p_hwfn->hw_info;
330 num_entries = ECORE_MFW_GET_FIELD(p_app->flags, DCBX_APP_NUM_ENTRIES);
332 rc = ecore_dcbx_process_tlv(p_hwfn, &data, p_tbl, pri_tc_tbl,
333 num_entries, dcbx_version);
334 if (rc != ECORE_SUCCESS)
337 p_info->num_active_tc = ECORE_MFW_GET_FIELD(p_ets->flags,
339 data.pf_id = p_hwfn->rel_pf_id;
340 data.dcbx_enabled = !!dcbx_version;
342 ecore_dcbx_dp_protocol(p_hwfn, &data);
344 OSAL_MEMCPY(&p_hwfn->p_dcbx_info->results, &data,
345 sizeof(struct ecore_dcbx_results));
347 return ECORE_SUCCESS;
350 static enum _ecore_status_t
351 ecore_dcbx_copy_mib(struct ecore_hwfn *p_hwfn,
352 struct ecore_ptt *p_ptt,
353 struct ecore_dcbx_mib_meta_data *p_data,
354 enum ecore_mib_read_type type)
356 enum _ecore_status_t rc = ECORE_SUCCESS;
357 u32 prefix_seq_num, suffix_seq_num;
361 if (type == ECORE_DCBX_REMOTE_LLDP_MIB) {
362 ecore_memcpy_from(p_hwfn, p_ptt, p_data->lldp_remote,
363 p_data->addr, p_data->size);
364 prefix_seq_num = p_data->lldp_remote->prefix_seq_num;
365 suffix_seq_num = p_data->lldp_remote->suffix_seq_num;
367 ecore_memcpy_from(p_hwfn, p_ptt, p_data->mib,
368 p_data->addr, p_data->size);
369 prefix_seq_num = p_data->mib->prefix_seq_num;
370 suffix_seq_num = p_data->mib->suffix_seq_num;
374 DP_VERBOSE(p_hwfn, ECORE_MSG_DCB,
375 "mib type = %d, try count = %d prefix seq num ="
376 " %d suffix seq num = %d\n",
377 type, read_count, prefix_seq_num, suffix_seq_num);
378 } while ((prefix_seq_num != suffix_seq_num) &&
379 (read_count < ECORE_DCBX_MAX_MIB_READ_TRY));
381 if (read_count >= ECORE_DCBX_MAX_MIB_READ_TRY) {
383 "MIB read err, mib type = %d, try count ="
384 " %d prefix seq num = %d suffix seq num = %d\n",
385 type, read_count, prefix_seq_num, suffix_seq_num);
392 static enum _ecore_status_t
393 ecore_dcbx_get_priority_info(struct ecore_hwfn *p_hwfn,
394 struct ecore_dcbx_app_prio *p_prio,
395 struct ecore_dcbx_results *p_results)
397 enum _ecore_status_t rc = ECORE_SUCCESS;
399 if (p_results->arr[DCBX_PROTOCOL_ETH].update &&
400 p_results->arr[DCBX_PROTOCOL_ETH].enable) {
401 p_prio->eth = p_results->arr[DCBX_PROTOCOL_ETH].priority;
402 DP_VERBOSE(p_hwfn, ECORE_MSG_DCB,
403 "Priority: eth %d\n", p_prio->eth);
410 ecore_dcbx_get_app_data(struct ecore_hwfn *p_hwfn,
411 struct dcbx_app_priority_feature *p_app,
412 struct dcbx_app_priority_entry *p_tbl,
413 struct ecore_dcbx_params *p_params, bool ieee)
415 struct ecore_app_entry *entry;
419 p_params->app_willing = ECORE_MFW_GET_FIELD(p_app->flags,
421 p_params->app_valid = ECORE_MFW_GET_FIELD(p_app->flags,
423 p_params->app_error = ECORE_MFW_GET_FIELD(p_app->flags, DCBX_APP_ERROR);
424 p_params->num_app_entries = ECORE_MFW_GET_FIELD(p_app->flags,
425 DCBX_APP_NUM_ENTRIES);
426 for (i = 0; i < DCBX_MAX_APP_PROTOCOL; i++) {
427 entry = &p_params->app_entry[i];
432 sf_ieee = ECORE_MFW_GET_FIELD(p_tbl[i].entry,
435 case DCBX_APP_SF_IEEE_RESERVED:
437 val = ECORE_MFW_GET_FIELD(p_tbl[i].entry,
439 entry->sf_ieee = val ?
440 ECORE_DCBX_SF_IEEE_TCP_UDP_PORT :
441 ECORE_DCBX_SF_IEEE_ETHTYPE;
443 case DCBX_APP_SF_IEEE_ETHTYPE:
444 entry->sf_ieee = ECORE_DCBX_SF_IEEE_ETHTYPE;
446 case DCBX_APP_SF_IEEE_TCP_PORT:
447 entry->sf_ieee = ECORE_DCBX_SF_IEEE_TCP_PORT;
449 case DCBX_APP_SF_IEEE_UDP_PORT:
450 entry->sf_ieee = ECORE_DCBX_SF_IEEE_UDP_PORT;
452 case DCBX_APP_SF_IEEE_TCP_UDP_PORT:
454 ECORE_DCBX_SF_IEEE_TCP_UDP_PORT;
458 entry->ethtype = !(ECORE_MFW_GET_FIELD(p_tbl[i].entry,
462 pri_map = ECORE_MFW_GET_FIELD(p_tbl[i].entry, DCBX_APP_PRI_MAP);
463 ecore_dcbx_get_app_priority(pri_map, &entry->prio);
464 entry->proto_id = ECORE_MFW_GET_FIELD(p_tbl[i].entry,
465 DCBX_APP_PROTOCOL_ID);
466 ecore_dcbx_get_app_protocol_type(p_hwfn, p_tbl[i].entry,
468 &entry->proto_type, ieee);
471 DP_VERBOSE(p_hwfn, ECORE_MSG_DCB,
472 "APP params: willing %d, valid %d error = %d\n",
473 p_params->app_willing, p_params->app_valid,
474 p_params->app_error);
478 ecore_dcbx_get_pfc_data(struct ecore_hwfn *p_hwfn,
479 u32 pfc, struct ecore_dcbx_params *p_params)
483 p_params->pfc.willing = ECORE_MFW_GET_FIELD(pfc, DCBX_PFC_WILLING);
484 p_params->pfc.max_tc = ECORE_MFW_GET_FIELD(pfc, DCBX_PFC_CAPS);
485 p_params->pfc.enabled = ECORE_MFW_GET_FIELD(pfc, DCBX_PFC_ENABLED);
486 pfc_map = ECORE_MFW_GET_FIELD(pfc, DCBX_PFC_PRI_EN_BITMAP);
487 p_params->pfc.prio[0] = !!(pfc_map & DCBX_PFC_PRI_EN_BITMAP_PRI_0);
488 p_params->pfc.prio[1] = !!(pfc_map & DCBX_PFC_PRI_EN_BITMAP_PRI_1);
489 p_params->pfc.prio[2] = !!(pfc_map & DCBX_PFC_PRI_EN_BITMAP_PRI_2);
490 p_params->pfc.prio[3] = !!(pfc_map & DCBX_PFC_PRI_EN_BITMAP_PRI_3);
491 p_params->pfc.prio[4] = !!(pfc_map & DCBX_PFC_PRI_EN_BITMAP_PRI_4);
492 p_params->pfc.prio[5] = !!(pfc_map & DCBX_PFC_PRI_EN_BITMAP_PRI_5);
493 p_params->pfc.prio[6] = !!(pfc_map & DCBX_PFC_PRI_EN_BITMAP_PRI_6);
494 p_params->pfc.prio[7] = !!(pfc_map & DCBX_PFC_PRI_EN_BITMAP_PRI_7);
496 DP_VERBOSE(p_hwfn, ECORE_MSG_DCB,
497 "PFC params: willing %d, pfc_bitmap %d\n",
498 p_params->pfc.willing, pfc_map);
502 ecore_dcbx_get_ets_data(struct ecore_hwfn *p_hwfn,
503 struct dcbx_ets_feature *p_ets,
504 struct ecore_dcbx_params *p_params)
506 u32 bw_map[2], tsa_map[2], pri_map;
509 p_params->ets_willing = ECORE_MFW_GET_FIELD(p_ets->flags,
511 p_params->ets_enabled = ECORE_MFW_GET_FIELD(p_ets->flags,
513 p_params->ets_cbs = ECORE_MFW_GET_FIELD(p_ets->flags, DCBX_ETS_CBS);
514 p_params->max_ets_tc = ECORE_MFW_GET_FIELD(p_ets->flags,
516 DP_VERBOSE(p_hwfn, ECORE_MSG_DCB,
517 "ETS params: willing %d, ets_cbs %d pri_tc_tbl_0 %x"
519 p_params->ets_willing, p_params->ets_cbs,
520 p_ets->pri_tc_tbl[0], p_params->max_ets_tc);
522 /* 8 bit tsa and bw data corresponding to each of the 8 TC's are
523 * encoded in a type u32 array of size 2.
525 bw_map[0] = OSAL_BE32_TO_CPU(p_ets->tc_bw_tbl[0]);
526 bw_map[1] = OSAL_BE32_TO_CPU(p_ets->tc_bw_tbl[1]);
527 tsa_map[0] = OSAL_BE32_TO_CPU(p_ets->tc_tsa_tbl[0]);
528 tsa_map[1] = OSAL_BE32_TO_CPU(p_ets->tc_tsa_tbl[1]);
529 pri_map = OSAL_BE32_TO_CPU(p_ets->pri_tc_tbl[0]);
530 for (i = 0; i < ECORE_MAX_PFC_PRIORITIES; i++) {
531 p_params->ets_tc_bw_tbl[i] = ((u8 *)bw_map)[i];
532 p_params->ets_tc_tsa_tbl[i] = ((u8 *)tsa_map)[i];
533 p_params->ets_pri_tc_tbl[i] = ECORE_DCBX_PRIO2TC(pri_map, i);
534 DP_VERBOSE(p_hwfn, ECORE_MSG_DCB,
535 "elem %d bw_tbl %x tsa_tbl %x\n",
536 i, p_params->ets_tc_bw_tbl[i],
537 p_params->ets_tc_tsa_tbl[i]);
541 static enum _ecore_status_t
542 ecore_dcbx_get_common_params(struct ecore_hwfn *p_hwfn,
543 struct dcbx_app_priority_feature *p_app,
544 struct dcbx_app_priority_entry *p_tbl,
545 struct dcbx_ets_feature *p_ets,
546 u32 pfc, struct ecore_dcbx_params *p_params,
549 ecore_dcbx_get_app_data(p_hwfn, p_app, p_tbl, p_params, ieee);
550 ecore_dcbx_get_ets_data(p_hwfn, p_ets, p_params);
551 ecore_dcbx_get_pfc_data(p_hwfn, pfc, p_params);
553 return ECORE_SUCCESS;
556 static enum _ecore_status_t
557 ecore_dcbx_get_local_params(struct ecore_hwfn *p_hwfn,
558 struct ecore_ptt *p_ptt,
559 struct ecore_dcbx_get *params)
561 struct ecore_dcbx_admin_params *p_local;
562 struct dcbx_app_priority_feature *p_app;
563 struct dcbx_app_priority_entry *p_tbl;
564 struct ecore_dcbx_params *p_data;
565 struct dcbx_ets_feature *p_ets;
568 p_local = ¶ms->local;
569 p_data = &p_local->params;
570 p_app = &p_hwfn->p_dcbx_info->local_admin.features.app;
571 p_tbl = p_app->app_pri_tbl;
572 p_ets = &p_hwfn->p_dcbx_info->local_admin.features.ets;
573 pfc = p_hwfn->p_dcbx_info->local_admin.features.pfc;
575 ecore_dcbx_get_common_params(p_hwfn, p_app, p_tbl, p_ets, pfc, p_data,
577 p_local->valid = true;
579 return ECORE_SUCCESS;
582 static enum _ecore_status_t
583 ecore_dcbx_get_remote_params(struct ecore_hwfn *p_hwfn,
584 struct ecore_ptt *p_ptt,
585 struct ecore_dcbx_get *params)
587 struct ecore_dcbx_remote_params *p_remote;
588 struct dcbx_app_priority_feature *p_app;
589 struct dcbx_app_priority_entry *p_tbl;
590 struct ecore_dcbx_params *p_data;
591 struct dcbx_ets_feature *p_ets;
594 p_remote = ¶ms->remote;
595 p_data = &p_remote->params;
596 p_app = &p_hwfn->p_dcbx_info->remote.features.app;
597 p_tbl = p_app->app_pri_tbl;
598 p_ets = &p_hwfn->p_dcbx_info->remote.features.ets;
599 pfc = p_hwfn->p_dcbx_info->remote.features.pfc;
601 ecore_dcbx_get_common_params(p_hwfn, p_app, p_tbl, p_ets, pfc, p_data,
603 p_remote->valid = true;
605 return ECORE_SUCCESS;
608 static enum _ecore_status_t
609 ecore_dcbx_get_operational_params(struct ecore_hwfn *p_hwfn,
610 struct ecore_ptt *p_ptt,
611 struct ecore_dcbx_get *params)
613 struct ecore_dcbx_operational_params *p_operational;
614 enum _ecore_status_t rc = ECORE_SUCCESS;
615 struct dcbx_app_priority_feature *p_app;
616 struct dcbx_app_priority_entry *p_tbl;
617 struct ecore_dcbx_results *p_results;
618 struct ecore_dcbx_params *p_data;
619 struct dcbx_ets_feature *p_ets;
623 flags = p_hwfn->p_dcbx_info->operational.flags;
625 /* If DCBx version is non zero, then negotiation
626 * was successfuly performed
628 p_operational = ¶ms->operational;
629 enabled = ecore_dcbx_enabled(flags);
631 p_operational->enabled = enabled;
632 p_operational->valid = false;
636 p_data = &p_operational->params;
637 p_results = &p_hwfn->p_dcbx_info->results;
638 p_app = &p_hwfn->p_dcbx_info->operational.features.app;
639 p_tbl = p_app->app_pri_tbl;
640 p_ets = &p_hwfn->p_dcbx_info->operational.features.ets;
641 pfc = p_hwfn->p_dcbx_info->operational.features.pfc;
643 p_operational->ieee = ecore_dcbx_ieee(flags);
644 p_operational->cee = ecore_dcbx_cee(flags);
645 p_operational->local = ecore_dcbx_local(flags);
647 DP_VERBOSE(p_hwfn, ECORE_MSG_DCB,
648 "Version support: ieee %d, cee %d, static %d\n",
649 p_operational->ieee, p_operational->cee,
650 p_operational->local);
652 ecore_dcbx_get_common_params(p_hwfn, p_app, p_tbl, p_ets, pfc, p_data,
653 p_operational->ieee);
654 ecore_dcbx_get_priority_info(p_hwfn, &p_operational->app_prio,
656 err = ECORE_MFW_GET_FIELD(p_app->flags, DCBX_APP_ERROR);
657 p_operational->err = err;
658 p_operational->enabled = enabled;
659 p_operational->valid = true;
664 static enum _ecore_status_t
665 ecore_dcbx_get_dscp_params(struct ecore_hwfn *p_hwfn,
666 struct ecore_ptt *p_ptt,
667 struct ecore_dcbx_get *params)
669 struct ecore_dcbx_dscp_params *p_dscp;
670 struct dcb_dscp_map *p_dscp_map;
674 p_dscp = ¶ms->dscp;
675 p_dscp_map = &p_hwfn->p_dcbx_info->dscp_map;
676 p_dscp->enabled = ECORE_MFW_GET_FIELD(p_dscp_map->flags,
678 /* MFW encodes 64 dscp entries into 8 element array of u32 entries,
679 * where each entry holds the 4bit priority map for 8 dscp entries.
681 for (i = 0, entry = 0; i < ECORE_DCBX_DSCP_SIZE / 8; i++) {
682 pri_map = OSAL_BE32_TO_CPU(p_dscp_map->dscp_pri_map[i]);
683 DP_VERBOSE(p_hwfn, ECORE_MSG_DCB, "elem %d pri_map 0x%x\n",
685 for (j = 0; j < ECORE_DCBX_DSCP_SIZE / 8; j++, entry++)
686 p_dscp->dscp_pri_map[entry] = (u32)(pri_map >>
690 return ECORE_SUCCESS;
693 static enum _ecore_status_t
694 ecore_dcbx_get_local_lldp_params(struct ecore_hwfn *p_hwfn,
695 struct ecore_ptt *p_ptt,
696 struct ecore_dcbx_get *params)
698 struct ecore_dcbx_lldp_local *p_local;
702 p_local = ¶ms->lldp_local;
704 size = OSAL_ARRAY_SIZE(p_local->local_chassis_id);
705 dest = p_hwfn->p_dcbx_info->get.lldp_local.local_chassis_id;
706 OSAL_MEMCPY(dest, p_local->local_chassis_id, size);
708 size = OSAL_ARRAY_SIZE(p_local->local_port_id);
709 dest = p_hwfn->p_dcbx_info->get.lldp_local.local_port_id;
710 OSAL_MEMCPY(dest, p_local->local_port_id, size);
712 return ECORE_SUCCESS;
715 static enum _ecore_status_t
716 ecore_dcbx_get_remote_lldp_params(struct ecore_hwfn *p_hwfn,
717 struct ecore_ptt *p_ptt,
718 struct ecore_dcbx_get *params)
720 struct ecore_dcbx_lldp_remote *p_remote;
724 p_remote = ¶ms->lldp_remote;
726 size = OSAL_ARRAY_SIZE(p_remote->peer_chassis_id);
727 dest = p_hwfn->p_dcbx_info->get.lldp_remote.peer_chassis_id;
728 OSAL_MEMCPY(dest, p_remote->peer_chassis_id, size);
730 size = OSAL_ARRAY_SIZE(p_remote->peer_port_id);
731 dest = p_hwfn->p_dcbx_info->get.lldp_remote.peer_port_id;
732 OSAL_MEMCPY(dest, p_remote->peer_port_id, size);
734 return ECORE_SUCCESS;
737 static enum _ecore_status_t
738 ecore_dcbx_get_params(struct ecore_hwfn *p_hwfn,
739 struct ecore_ptt *p_ptt, enum ecore_mib_read_type type)
741 enum _ecore_status_t rc = ECORE_SUCCESS;
742 struct ecore_dcbx_get *p_params;
744 p_params = &p_hwfn->p_dcbx_info->get;
747 case ECORE_DCBX_REMOTE_MIB:
748 ecore_dcbx_get_remote_params(p_hwfn, p_ptt, p_params);
750 case ECORE_DCBX_LOCAL_MIB:
751 ecore_dcbx_get_local_params(p_hwfn, p_ptt, p_params);
753 case ECORE_DCBX_OPERATIONAL_MIB:
754 ecore_dcbx_get_operational_params(p_hwfn, p_ptt, p_params);
756 case ECORE_DCBX_REMOTE_LLDP_MIB:
757 rc = ecore_dcbx_get_remote_lldp_params(p_hwfn, p_ptt, p_params);
759 case ECORE_DCBX_LOCAL_LLDP_MIB:
760 rc = ecore_dcbx_get_local_lldp_params(p_hwfn, p_ptt, p_params);
763 DP_ERR(p_hwfn, "MIB read err, unknown mib type %d\n", type);
770 static enum _ecore_status_t
771 ecore_dcbx_read_local_lldp_mib(struct ecore_hwfn *p_hwfn,
772 struct ecore_ptt *p_ptt)
774 enum _ecore_status_t rc = ECORE_SUCCESS;
775 struct ecore_dcbx_mib_meta_data data;
777 data.addr = p_hwfn->mcp_info->port_addr + offsetof(struct public_port,
779 data.lldp_local = p_hwfn->p_dcbx_info->lldp_local;
780 data.size = sizeof(struct lldp_config_params_s);
781 ecore_memcpy_from(p_hwfn, p_ptt, data.lldp_local, data.addr, data.size);
786 static enum _ecore_status_t
787 ecore_dcbx_read_remote_lldp_mib(struct ecore_hwfn *p_hwfn,
788 struct ecore_ptt *p_ptt,
789 enum ecore_mib_read_type type)
791 enum _ecore_status_t rc = ECORE_SUCCESS;
792 struct ecore_dcbx_mib_meta_data data;
794 OSAL_MEM_ZERO(&data, sizeof(data));
795 data.addr = p_hwfn->mcp_info->port_addr + offsetof(struct public_port,
797 data.lldp_remote = p_hwfn->p_dcbx_info->lldp_remote;
798 data.size = sizeof(struct lldp_status_params_s);
799 rc = ecore_dcbx_copy_mib(p_hwfn, p_ptt, &data, type);
804 static enum _ecore_status_t
805 ecore_dcbx_read_operational_mib(struct ecore_hwfn *p_hwfn,
806 struct ecore_ptt *p_ptt,
807 enum ecore_mib_read_type type)
809 struct ecore_dcbx_mib_meta_data data;
810 enum _ecore_status_t rc = ECORE_SUCCESS;
812 OSAL_MEM_ZERO(&data, sizeof(data));
813 data.addr = p_hwfn->mcp_info->port_addr +
814 offsetof(struct public_port, operational_dcbx_mib);
815 data.mib = &p_hwfn->p_dcbx_info->operational;
816 data.size = sizeof(struct dcbx_mib);
817 rc = ecore_dcbx_copy_mib(p_hwfn, p_ptt, &data, type);
822 static enum _ecore_status_t
823 ecore_dcbx_read_remote_mib(struct ecore_hwfn *p_hwfn,
824 struct ecore_ptt *p_ptt,
825 enum ecore_mib_read_type type)
827 struct ecore_dcbx_mib_meta_data data;
828 enum _ecore_status_t rc = ECORE_SUCCESS;
830 OSAL_MEM_ZERO(&data, sizeof(data));
831 data.addr = p_hwfn->mcp_info->port_addr +
832 offsetof(struct public_port, remote_dcbx_mib);
833 data.mib = &p_hwfn->p_dcbx_info->remote;
834 data.size = sizeof(struct dcbx_mib);
835 rc = ecore_dcbx_copy_mib(p_hwfn, p_ptt, &data, type);
840 static enum _ecore_status_t
841 ecore_dcbx_read_local_mib(struct ecore_hwfn *p_hwfn, struct ecore_ptt *p_ptt)
843 struct ecore_dcbx_mib_meta_data data;
844 enum _ecore_status_t rc = ECORE_SUCCESS;
846 data.addr = p_hwfn->mcp_info->port_addr +
847 offsetof(struct public_port, local_admin_dcbx_mib);
848 data.local_admin = &p_hwfn->p_dcbx_info->local_admin;
849 data.size = sizeof(struct dcbx_local_params);
850 ecore_memcpy_from(p_hwfn, p_ptt, data.local_admin,
851 data.addr, data.size);
857 ecore_dcbx_read_dscp_mib(struct ecore_hwfn *p_hwfn, struct ecore_ptt *p_ptt)
859 struct ecore_dcbx_mib_meta_data data;
861 data.addr = p_hwfn->mcp_info->port_addr +
862 offsetof(struct public_port, dcb_dscp_map);
863 data.dscp_map = &p_hwfn->p_dcbx_info->dscp_map;
864 data.size = sizeof(struct dcb_dscp_map);
865 ecore_memcpy_from(p_hwfn, p_ptt, data.dscp_map, data.addr, data.size);
868 static enum _ecore_status_t ecore_dcbx_read_mib(struct ecore_hwfn *p_hwfn,
869 struct ecore_ptt *p_ptt,
870 enum ecore_mib_read_type type)
872 enum _ecore_status_t rc = ECORE_SUCCESS;
875 case ECORE_DCBX_OPERATIONAL_MIB:
876 ecore_dcbx_read_dscp_mib(p_hwfn, p_ptt);
877 rc = ecore_dcbx_read_operational_mib(p_hwfn, p_ptt, type);
879 case ECORE_DCBX_REMOTE_MIB:
880 rc = ecore_dcbx_read_remote_mib(p_hwfn, p_ptt, type);
882 case ECORE_DCBX_LOCAL_MIB:
883 rc = ecore_dcbx_read_local_mib(p_hwfn, p_ptt);
885 case ECORE_DCBX_REMOTE_LLDP_MIB:
886 rc = ecore_dcbx_read_remote_lldp_mib(p_hwfn, p_ptt, type);
888 case ECORE_DCBX_LOCAL_LLDP_MIB:
889 rc = ecore_dcbx_read_local_lldp_mib(p_hwfn, p_ptt);
892 DP_ERR(p_hwfn, "MIB read err, unknown mib type %d\n", type);
901 * Reconfigure QM and invoke PF update ramrod command if operational MIB
902 * change is detected.
905 ecore_dcbx_mib_update_event(struct ecore_hwfn *p_hwfn, struct ecore_ptt *p_ptt,
906 enum ecore_mib_read_type type)
908 enum _ecore_status_t rc = ECORE_SUCCESS;
910 rc = ecore_dcbx_read_mib(p_hwfn, p_ptt, type);
914 if (type == ECORE_DCBX_OPERATIONAL_MIB) {
915 ecore_dcbx_get_dscp_params(p_hwfn, p_ptt,
916 &p_hwfn->p_dcbx_info->get);
918 rc = ecore_dcbx_process_mib_info(p_hwfn);
922 /* reconfigure tcs of QM queues according
923 * to negotiation results
925 ecore_qm_reconf(p_hwfn, p_ptt);
927 /* update storm FW with negotiation results */
928 ecore_sp_pf_update(p_hwfn);
930 /* set eagle enigne 1 flow control workaround
931 * according to negotiation results
933 enabled = p_hwfn->p_dcbx_info->results.dcbx_enabled;
936 ecore_dcbx_get_params(p_hwfn, p_ptt, type);
938 /* Update the DSCP to TC mapping bit if required */
939 if ((type == ECORE_DCBX_OPERATIONAL_MIB) &&
940 p_hwfn->p_dcbx_info->dscp_nig_update) {
941 ecore_wr(p_hwfn, p_ptt, NIG_REG_DSCP_TO_TC_MAP_ENABLE, 0x1);
942 p_hwfn->p_dcbx_info->dscp_nig_update = false;
945 OSAL_DCBX_AEN(p_hwfn, type);
950 enum _ecore_status_t ecore_dcbx_info_alloc(struct ecore_hwfn *p_hwfn)
952 enum _ecore_status_t rc = ECORE_SUCCESS;
954 p_hwfn->p_dcbx_info = OSAL_ZALLOC(p_hwfn->p_dev, GFP_KERNEL,
955 sizeof(struct ecore_dcbx_info));
956 if (!p_hwfn->p_dcbx_info) {
957 DP_NOTICE(p_hwfn, true,
958 "Failed to allocate `struct ecore_dcbx_info'");
965 void ecore_dcbx_info_free(struct ecore_hwfn *p_hwfn,
966 struct ecore_dcbx_info *p_dcbx_info)
968 OSAL_FREE(p_hwfn->p_dev, p_hwfn->p_dcbx_info);
971 static void ecore_dcbx_update_protocol_data(struct protocol_dcb_data *p_data,
972 struct ecore_dcbx_results *p_src,
973 enum dcbx_protocol_type type)
975 p_data->dcb_enable_flag = p_src->arr[type].enable;
976 p_data->dcb_priority = p_src->arr[type].priority;
977 p_data->dcb_tc = p_src->arr[type].tc;
978 p_data->dscp_enable_flag = p_src->arr[type].dscp_enable;
979 p_data->dscp_val = p_src->arr[type].dscp_val;
982 /* Set pf update ramrod command params */
983 void ecore_dcbx_set_pf_update_params(struct ecore_dcbx_results *p_src,
984 struct pf_update_ramrod_data *p_dest)
986 struct protocol_dcb_data *p_dcb_data;
987 bool update_flag = false;
989 p_dest->pf_id = p_src->pf_id;
991 update_flag = p_src->arr[DCBX_PROTOCOL_ETH].update;
992 p_dest->update_eth_dcb_data_flag = update_flag;
994 p_dcb_data = &p_dest->eth_dcb_data;
995 ecore_dcbx_update_protocol_data(p_dcb_data, p_src, DCBX_PROTOCOL_ETH);
999 enum _ecore_status_t ecore_dcbx_query(struct ecore_hwfn *p_hwfn,
1000 enum ecore_mib_read_type type)
1002 struct ecore_ptt *p_ptt;
1003 enum _ecore_status_t rc;
1005 p_ptt = ecore_ptt_acquire(p_hwfn);
1008 DP_ERR(p_hwfn, "rc = %d\n", rc);
1012 rc = ecore_dcbx_read_mib(p_hwfn, p_ptt, type);
1013 if (rc != ECORE_SUCCESS)
1016 rc = ecore_dcbx_get_params(p_hwfn, p_ptt, type);
1019 ecore_ptt_release(p_hwfn, p_ptt);
1023 enum _ecore_status_t ecore_dcbx_query_params(struct ecore_hwfn *p_hwfn,
1024 struct ecore_dcbx_get *p_get,
1025 enum ecore_mib_read_type type)
1027 enum _ecore_status_t rc;
1029 rc = ecore_dcbx_query(p_hwfn, type);
1033 if (p_get != OSAL_NULL)
1034 OSAL_MEMCPY(p_get, &p_hwfn->p_dcbx_info->get,
1035 sizeof(struct ecore_dcbx_get));
1041 ecore_dcbx_set_pfc_data(struct ecore_hwfn *p_hwfn,
1042 u32 *pfc, struct ecore_dcbx_params *p_params)
1047 if (p_params->pfc.willing)
1048 *pfc |= DCBX_PFC_WILLING_MASK;
1050 *pfc &= ~DCBX_PFC_WILLING_MASK;
1052 if (p_params->pfc.enabled)
1053 *pfc |= DCBX_PFC_ENABLED_MASK;
1055 *pfc &= ~DCBX_PFC_ENABLED_MASK;
1057 *pfc &= ~DCBX_PFC_CAPS_MASK;
1058 *pfc |= (u32)p_params->pfc.max_tc << DCBX_PFC_CAPS_SHIFT;
1060 for (i = 0; i < ECORE_MAX_PFC_PRIORITIES; i++)
1061 if (p_params->pfc.prio[i])
1062 pfc_map |= (0x1 << i);
1064 *pfc |= (pfc_map << DCBX_PFC_PRI_EN_BITMAP_SHIFT);
1066 DP_VERBOSE(p_hwfn, ECORE_MSG_DCB, "pfc = 0x%x\n", *pfc);
1070 ecore_dcbx_set_ets_data(struct ecore_hwfn *p_hwfn,
1071 struct dcbx_ets_feature *p_ets,
1072 struct ecore_dcbx_params *p_params)
1074 u8 *bw_map, *tsa_map;
1077 if (p_params->ets_willing)
1078 p_ets->flags |= DCBX_ETS_WILLING_MASK;
1080 p_ets->flags &= ~DCBX_ETS_WILLING_MASK;
1082 if (p_params->ets_cbs)
1083 p_ets->flags |= DCBX_ETS_CBS_MASK;
1085 p_ets->flags &= ~DCBX_ETS_CBS_MASK;
1087 if (p_params->ets_enabled)
1088 p_ets->flags |= DCBX_ETS_ENABLED_MASK;
1090 p_ets->flags &= ~DCBX_ETS_ENABLED_MASK;
1092 p_ets->flags &= ~DCBX_ETS_MAX_TCS_MASK;
1093 p_ets->flags |= (u32)p_params->max_ets_tc << DCBX_ETS_MAX_TCS_SHIFT;
1095 bw_map = (u8 *)&p_ets->tc_bw_tbl[0];
1096 tsa_map = (u8 *)&p_ets->tc_tsa_tbl[0];
1097 p_ets->pri_tc_tbl[0] = 0;
1098 for (i = 0; i < ECORE_MAX_PFC_PRIORITIES; i++) {
1099 bw_map[i] = p_params->ets_tc_bw_tbl[i];
1100 tsa_map[i] = p_params->ets_tc_tsa_tbl[i];
1101 p_ets->pri_tc_tbl[0] |= (((u32)p_params->ets_pri_tc_tbl[i]) <<
1104 p_ets->pri_tc_tbl[0] = OSAL_CPU_TO_BE32(p_ets->pri_tc_tbl[0]);
1105 for (i = 0; i < 2; i++) {
1106 p_ets->tc_bw_tbl[i] = OSAL_CPU_TO_BE32(p_ets->tc_bw_tbl[i]);
1107 p_ets->tc_tsa_tbl[i] = OSAL_CPU_TO_BE32(p_ets->tc_tsa_tbl[i]);
1112 ecore_dcbx_set_app_data(struct ecore_hwfn *p_hwfn,
1113 struct dcbx_app_priority_feature *p_app,
1114 struct ecore_dcbx_params *p_params, bool ieee)
1119 if (p_params->app_willing)
1120 p_app->flags |= DCBX_APP_WILLING_MASK;
1122 p_app->flags &= ~DCBX_APP_WILLING_MASK;
1124 if (p_params->app_valid)
1125 p_app->flags |= DCBX_APP_ENABLED_MASK;
1127 p_app->flags &= ~DCBX_APP_ENABLED_MASK;
1129 p_app->flags &= ~DCBX_APP_NUM_ENTRIES_MASK;
1130 p_app->flags |= (u32)p_params->num_app_entries <<
1131 DCBX_APP_NUM_ENTRIES_SHIFT;
1133 for (i = 0; i < DCBX_MAX_APP_PROTOCOL; i++) {
1134 entry = &p_app->app_pri_tbl[i].entry;
1136 *entry &= ~DCBX_APP_SF_IEEE_MASK;
1137 switch (p_params->app_entry[i].sf_ieee) {
1138 case ECORE_DCBX_SF_IEEE_ETHTYPE:
1139 *entry |= ((u32)DCBX_APP_SF_IEEE_ETHTYPE <<
1140 DCBX_APP_SF_IEEE_SHIFT);
1142 case ECORE_DCBX_SF_IEEE_TCP_PORT:
1143 *entry |= ((u32)DCBX_APP_SF_IEEE_TCP_PORT <<
1144 DCBX_APP_SF_IEEE_SHIFT);
1146 case ECORE_DCBX_SF_IEEE_UDP_PORT:
1147 *entry |= ((u32)DCBX_APP_SF_IEEE_UDP_PORT <<
1148 DCBX_APP_SF_IEEE_SHIFT);
1150 case ECORE_DCBX_SF_IEEE_TCP_UDP_PORT:
1151 *entry |= (u32)DCBX_APP_SF_IEEE_TCP_UDP_PORT <<
1152 DCBX_APP_SF_IEEE_SHIFT;
1156 *entry &= ~DCBX_APP_SF_MASK;
1157 if (p_params->app_entry[i].ethtype)
1158 *entry |= ((u32)DCBX_APP_SF_ETHTYPE <<
1161 *entry |= ((u32)DCBX_APP_SF_PORT <<
1164 *entry &= ~DCBX_APP_PROTOCOL_ID_MASK;
1165 *entry |= ((u32)p_params->app_entry[i].proto_id <<
1166 DCBX_APP_PROTOCOL_ID_SHIFT);
1167 *entry &= ~DCBX_APP_PRI_MAP_MASK;
1168 *entry |= ((u32)(p_params->app_entry[i].prio) <<
1169 DCBX_APP_PRI_MAP_SHIFT);
1173 static enum _ecore_status_t
1174 ecore_dcbx_set_local_params(struct ecore_hwfn *p_hwfn,
1175 struct dcbx_local_params *local_admin,
1176 struct ecore_dcbx_set *params)
1180 local_admin->flags = 0;
1181 OSAL_MEMCPY(&local_admin->features,
1182 &p_hwfn->p_dcbx_info->operational.features,
1183 sizeof(struct dcbx_features));
1185 if (params->enabled) {
1186 local_admin->config = params->ver_num;
1187 ieee = !!(params->ver_num & DCBX_CONFIG_VERSION_IEEE);
1189 local_admin->config = DCBX_CONFIG_VERSION_DISABLED;
1192 if (params->override_flags & ECORE_DCBX_OVERRIDE_PFC_CFG)
1193 ecore_dcbx_set_pfc_data(p_hwfn, &local_admin->features.pfc,
1194 ¶ms->config.params);
1196 if (params->override_flags & ECORE_DCBX_OVERRIDE_ETS_CFG)
1197 ecore_dcbx_set_ets_data(p_hwfn, &local_admin->features.ets,
1198 ¶ms->config.params);
1200 if (params->override_flags & ECORE_DCBX_OVERRIDE_APP_CFG)
1201 ecore_dcbx_set_app_data(p_hwfn, &local_admin->features.app,
1202 ¶ms->config.params, ieee);
1204 return ECORE_SUCCESS;
1207 static enum _ecore_status_t
1208 ecore_dcbx_set_dscp_params(struct ecore_hwfn *p_hwfn,
1209 struct dcb_dscp_map *p_dscp_map,
1210 struct ecore_dcbx_set *p_params)
1215 OSAL_MEMCPY(p_dscp_map, &p_hwfn->p_dcbx_info->dscp_map,
1216 sizeof(*p_dscp_map));
1218 if (p_params->dscp.enabled)
1219 p_dscp_map->flags |= DCB_DSCP_ENABLE_MASK;
1221 p_dscp_map->flags &= ~DCB_DSCP_ENABLE_MASK;
1223 for (i = 0, entry = 0; i < 8; i++) {
1225 for (j = 0; j < 8; j++, entry++)
1226 val |= (((u32)p_params->dscp.dscp_pri_map[entry]) <<
1229 p_dscp_map->dscp_pri_map[i] = OSAL_CPU_TO_BE32(val);
1232 p_hwfn->p_dcbx_info->dscp_nig_update = true;
1234 return ECORE_SUCCESS;
1237 enum _ecore_status_t ecore_dcbx_config_params(struct ecore_hwfn *p_hwfn,
1238 struct ecore_ptt *p_ptt,
1239 struct ecore_dcbx_set *params,
1242 enum _ecore_status_t rc = ECORE_SUCCESS;
1243 struct ecore_dcbx_mib_meta_data data;
1244 struct dcbx_local_params local_admin;
1245 struct dcb_dscp_map dscp_map;
1246 u32 resp = 0, param = 0;
1249 OSAL_MEMCPY(&p_hwfn->p_dcbx_info->set, params,
1250 sizeof(struct ecore_dcbx_set));
1251 return ECORE_SUCCESS;
1254 /* clear set-parmas cache */
1255 OSAL_MEMSET(&p_hwfn->p_dcbx_info->set, 0,
1256 sizeof(struct ecore_dcbx_set));
1258 OSAL_MEMSET(&local_admin, 0, sizeof(local_admin));
1259 ecore_dcbx_set_local_params(p_hwfn, &local_admin, params);
1261 data.addr = p_hwfn->mcp_info->port_addr +
1262 offsetof(struct public_port, local_admin_dcbx_mib);
1263 data.local_admin = &local_admin;
1264 data.size = sizeof(struct dcbx_local_params);
1265 ecore_memcpy_to(p_hwfn, p_ptt, data.addr, data.local_admin, data.size);
1267 if (params->override_flags & ECORE_DCBX_OVERRIDE_DSCP_CFG) {
1268 OSAL_MEMSET(&dscp_map, 0, sizeof(dscp_map));
1269 ecore_dcbx_set_dscp_params(p_hwfn, &dscp_map, params);
1271 data.addr = p_hwfn->mcp_info->port_addr +
1272 offsetof(struct public_port, dcb_dscp_map);
1273 data.dscp_map = &dscp_map;
1274 data.size = sizeof(struct dcb_dscp_map);
1275 ecore_memcpy_to(p_hwfn, p_ptt, data.addr, data.dscp_map,
1279 rc = ecore_mcp_cmd(p_hwfn, p_ptt, DRV_MSG_CODE_SET_DCBX,
1280 1 << DRV_MB_PARAM_LLDP_SEND_SHIFT, &resp, ¶m);
1281 if (rc != ECORE_SUCCESS) {
1282 DP_NOTICE(p_hwfn, false,
1283 "Failed to send DCBX update request\n");
1290 enum _ecore_status_t ecore_dcbx_get_config_params(struct ecore_hwfn *p_hwfn,
1291 struct ecore_dcbx_set *params)
1293 struct ecore_dcbx_get *dcbx_info;
1296 if (p_hwfn->p_dcbx_info->set.config.valid) {
1297 OSAL_MEMCPY(params, &p_hwfn->p_dcbx_info->set,
1298 sizeof(struct ecore_dcbx_set));
1299 return ECORE_SUCCESS;
1302 dcbx_info = OSAL_ALLOC(p_hwfn->p_dev, GFP_KERNEL,
1303 sizeof(struct ecore_dcbx_get));
1305 DP_ERR(p_hwfn, "Failed to allocate struct ecore_dcbx_info\n");
1309 rc = ecore_dcbx_query_params(p_hwfn, dcbx_info,
1310 ECORE_DCBX_OPERATIONAL_MIB);
1312 OSAL_FREE(p_hwfn->p_dev, dcbx_info);
1315 p_hwfn->p_dcbx_info->set.override_flags = 0;
1317 p_hwfn->p_dcbx_info->set.ver_num = DCBX_CONFIG_VERSION_DISABLED;
1318 if (dcbx_info->operational.cee)
1319 p_hwfn->p_dcbx_info->set.ver_num |= DCBX_CONFIG_VERSION_CEE;
1320 if (dcbx_info->operational.ieee)
1321 p_hwfn->p_dcbx_info->set.ver_num |= DCBX_CONFIG_VERSION_IEEE;
1322 if (dcbx_info->operational.local)
1323 p_hwfn->p_dcbx_info->set.ver_num |= DCBX_CONFIG_VERSION_STATIC;
1325 p_hwfn->p_dcbx_info->set.enabled = dcbx_info->operational.enabled;
1326 OSAL_MEMCPY(&p_hwfn->p_dcbx_info->set.config.params,
1327 &dcbx_info->operational.params,
1328 sizeof(struct ecore_dcbx_admin_params));
1329 p_hwfn->p_dcbx_info->set.config.valid = true;
1331 OSAL_MEMCPY(params, &p_hwfn->p_dcbx_info->set,
1332 sizeof(struct ecore_dcbx_set));
1334 OSAL_FREE(p_hwfn->p_dev, dcbx_info);
1336 return ECORE_SUCCESS;