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 !!(GET_MFW_FIELD(app_info_bitmap, DCBX_APP_SF) ==
35 static bool ecore_dcbx_ieee_app_ethtype(u32 app_info_bitmap)
37 u8 mfw_val = GET_MFW_FIELD(app_info_bitmap, DCBX_APP_SF_IEEE);
40 if (mfw_val == DCBX_APP_SF_IEEE_RESERVED)
41 return ecore_dcbx_app_ethtype(app_info_bitmap);
43 return !!(mfw_val == DCBX_APP_SF_IEEE_ETHTYPE);
46 static bool ecore_dcbx_app_port(u32 app_info_bitmap)
48 return !!(GET_MFW_FIELD(app_info_bitmap, DCBX_APP_SF) ==
52 static bool ecore_dcbx_ieee_app_port(u32 app_info_bitmap, u8 type)
54 u8 mfw_val = GET_MFW_FIELD(app_info_bitmap, DCBX_APP_SF_IEEE);
57 if (mfw_val == DCBX_APP_SF_IEEE_RESERVED)
58 return ecore_dcbx_app_port(app_info_bitmap);
60 return !!(mfw_val == type || mfw_val == DCBX_APP_SF_IEEE_TCP_UDP_PORT);
63 static bool ecore_dcbx_default_tlv(u32 app_info_bitmap, u16 proto_id, bool ieee)
68 ethtype = ecore_dcbx_ieee_app_ethtype(app_info_bitmap);
70 ethtype = ecore_dcbx_app_ethtype(app_info_bitmap);
72 return !!(ethtype && (proto_id == ECORE_ETH_TYPE_DEFAULT));
75 static bool ecore_dcbx_iwarp_tlv(struct ecore_hwfn *p_hwfn, u32 app_info_bitmap,
76 u16 proto_id, bool ieee)
80 if (!p_hwfn->p_dcbx_info->iwarp_port)
84 port = ecore_dcbx_ieee_app_port(app_info_bitmap,
85 DCBX_APP_SF_IEEE_TCP_PORT);
87 port = ecore_dcbx_app_port(app_info_bitmap);
89 return !!(port && (proto_id == p_hwfn->p_dcbx_info->iwarp_port));
93 ecore_dcbx_dp_protocol(struct ecore_hwfn *p_hwfn,
94 struct ecore_dcbx_results *p_data)
96 enum dcbx_protocol_type id;
99 DP_VERBOSE(p_hwfn, ECORE_MSG_DCB, "DCBX negotiated: %d\n",
100 p_data->dcbx_enabled);
102 for (i = 0; i < OSAL_ARRAY_SIZE(ecore_dcbx_app_update); i++) {
103 id = ecore_dcbx_app_update[i].id;
105 DP_VERBOSE(p_hwfn, ECORE_MSG_DCB,
106 "%s info: update %d, enable %d, prio %d, tc %d,"
107 " num_active_tc %d dscp_enable = %d dscp_val = %d\n",
108 ecore_dcbx_app_update[i].name,
109 p_data->arr[id].update,
110 p_data->arr[id].enable, p_data->arr[id].priority,
111 p_data->arr[id].tc, p_hwfn->hw_info.num_active_tc,
112 p_data->arr[id].dscp_enable,
113 p_data->arr[id].dscp_val);
117 u8 ecore_dcbx_get_dscp_value(struct ecore_hwfn *p_hwfn, u8 pri)
119 struct ecore_dcbx_dscp_params *dscp = &p_hwfn->p_dcbx_info->get.dscp;
123 return ECORE_DCBX_DSCP_DISABLED;
125 for (i = 0; i < ECORE_DCBX_DSCP_SIZE; i++)
126 if (pri == dscp->dscp_pri_map[i])
129 return ECORE_DCBX_DSCP_DISABLED;
133 ecore_dcbx_set_params(struct ecore_dcbx_results *p_data,
134 struct ecore_hwfn *p_hwfn,
135 bool enable, u8 prio, u8 tc,
136 enum dcbx_protocol_type type,
137 enum ecore_pci_personality personality)
139 /* PF update ramrod data */
140 p_data->arr[type].enable = enable;
141 p_data->arr[type].priority = prio;
142 p_data->arr[type].tc = tc;
143 p_data->arr[type].dscp_val = ecore_dcbx_get_dscp_value(p_hwfn, prio);
144 if (p_data->arr[type].dscp_val == ECORE_DCBX_DSCP_DISABLED) {
145 p_data->arr[type].dscp_enable = false;
146 p_data->arr[type].dscp_val = 0;
148 p_data->arr[type].dscp_enable = true;
150 p_data->arr[type].update = UPDATE_DCB_DSCP;
153 if (p_hwfn->hw_info.personality == personality)
154 p_hwfn->hw_info.offload_tc = tc;
157 /* Update app protocol data and hw_info fields with the TLV info */
159 ecore_dcbx_update_app_info(struct ecore_dcbx_results *p_data,
160 struct ecore_hwfn *p_hwfn,
161 bool enable, u8 prio, u8 tc,
162 enum dcbx_protocol_type type)
164 enum ecore_pci_personality personality;
165 enum dcbx_protocol_type id;
168 for (i = 0; i < OSAL_ARRAY_SIZE(ecore_dcbx_app_update); i++) {
169 id = ecore_dcbx_app_update[i].id;
174 personality = ecore_dcbx_app_update[i].personality;
176 ecore_dcbx_set_params(p_data, p_hwfn, enable,
177 prio, tc, type, personality);
181 static enum _ecore_status_t
182 ecore_dcbx_get_app_priority(u8 pri_bitmap, u8 *priority)
184 u32 pri_mask, pri = ECORE_MAX_PFC_PRIORITIES;
185 u32 index = ECORE_MAX_PFC_PRIORITIES - 1;
186 enum _ecore_status_t rc = ECORE_SUCCESS;
188 /* Bitmap 1 corresponds to priority 0, return priority 0 */
189 if (pri_bitmap == 1) {
194 /* Choose the highest priority */
195 while ((pri == ECORE_MAX_PFC_PRIORITIES) && index) {
196 pri_mask = 1 << index;
197 if (pri_bitmap & pri_mask)
202 if (pri < ECORE_MAX_PFC_PRIORITIES)
211 ecore_dcbx_get_app_protocol_type(struct ecore_hwfn *p_hwfn,
212 u32 app_prio_bitmap, u16 id,
213 enum dcbx_protocol_type *type, bool ieee)
215 if (ecore_dcbx_default_tlv(app_prio_bitmap, id, ieee)) {
216 *type = DCBX_PROTOCOL_ETH;
218 *type = DCBX_MAX_PROTOCOL_TYPE;
219 DP_VERBOSE(p_hwfn, ECORE_MSG_DCB,
220 "No action required, App TLV entry = 0x%x\n",
228 /* Parse app TLV's to update TC information in hw_info structure for
229 * reconfiguring QM. Get protocol specific data for PF update ramrod command.
231 static enum _ecore_status_t
232 ecore_dcbx_process_tlv(struct ecore_hwfn *p_hwfn,
233 struct ecore_dcbx_results *p_data,
234 struct dcbx_app_priority_entry *p_tbl, u32 pri_tc_tbl,
235 int count, u8 dcbx_version)
237 enum dcbx_protocol_type type;
238 bool enable, ieee, eth_tlv;
242 enum _ecore_status_t rc = ECORE_SUCCESS;
245 DP_VERBOSE(p_hwfn, ECORE_MSG_DCB,
246 "Num APP entries = %d pri_tc_tbl = 0x%x dcbx_version = %u\n",
247 count, pri_tc_tbl, dcbx_version);
249 ieee = (dcbx_version == DCBX_CONFIG_VERSION_IEEE);
252 for (i = 0; i < count; i++) {
253 protocol_id = GET_MFW_FIELD(p_tbl[i].entry,
254 DCBX_APP_PROTOCOL_ID);
255 priority_map = GET_MFW_FIELD(p_tbl[i].entry, DCBX_APP_PRI_MAP);
256 DP_VERBOSE(p_hwfn, ECORE_MSG_DCB, "Id = 0x%x pri_map = %u\n",
257 protocol_id, priority_map);
258 rc = ecore_dcbx_get_app_priority(priority_map, &priority);
259 if (rc == ECORE_INVAL) {
260 DP_ERR(p_hwfn, "Invalid priority\n");
264 tc = ECORE_DCBX_PRIO2TC(pri_tc_tbl, priority);
265 if (ecore_dcbx_get_app_protocol_type(p_hwfn, p_tbl[i].entry,
268 /* ETH always have the enable bit reset, as it gets
269 * vlan information per packet. For other protocols,
270 * should be set according to the dcbx_enabled
271 * indication, but we only got here if there was an
272 * app tlv for the protocol, so dcbx must be enabled.
274 if (type == DCBX_PROTOCOL_ETH) {
281 ecore_dcbx_update_app_info(p_data, p_hwfn, enable,
286 /* If Eth TLV is not detected, use UFP TC as default TC */
287 if (OSAL_TEST_BIT(ECORE_MF_UFP_SPECIFIC,
288 &p_hwfn->p_dev->mf_bits) && !eth_tlv)
289 p_data->arr[DCBX_PROTOCOL_ETH].tc = p_hwfn->ufp_info.tc;
291 /* Update ramrod protocol data and hw_info fields
292 * with default info when corresponding APP TLV's are not detected.
293 * The enabled field has a different logic for ethernet as only for
294 * ethernet dcb should disabled by default, as the information arrives
295 * from the OS (unless an explicit app tlv was present).
297 tc = p_data->arr[DCBX_PROTOCOL_ETH].tc;
298 priority = p_data->arr[DCBX_PROTOCOL_ETH].priority;
299 for (type = 0; type < DCBX_MAX_PROTOCOL_TYPE; type++) {
300 if (p_data->arr[type].update)
303 enable = (type == DCBX_PROTOCOL_ETH) ? false : !!dcbx_version;
304 ecore_dcbx_update_app_info(p_data, p_hwfn, enable,
308 return ECORE_SUCCESS;
311 /* Parse app TLV's to update TC information in hw_info structure for
312 * reconfiguring QM. Get protocol specific data for PF update ramrod command.
314 static enum _ecore_status_t
315 ecore_dcbx_process_mib_info(struct ecore_hwfn *p_hwfn)
317 struct dcbx_app_priority_feature *p_app;
318 struct dcbx_app_priority_entry *p_tbl;
319 struct ecore_dcbx_results data = { 0 };
320 struct dcbx_ets_feature *p_ets;
321 struct ecore_hw_info *p_info;
322 u32 pri_tc_tbl, flags;
325 enum _ecore_status_t rc = ECORE_SUCCESS;
327 flags = p_hwfn->p_dcbx_info->operational.flags;
328 dcbx_version = GET_MFW_FIELD(flags, DCBX_CONFIG_VERSION);
330 p_app = &p_hwfn->p_dcbx_info->operational.features.app;
331 p_tbl = p_app->app_pri_tbl;
333 p_ets = &p_hwfn->p_dcbx_info->operational.features.ets;
334 pri_tc_tbl = p_ets->pri_tc_tbl[0];
336 p_info = &p_hwfn->hw_info;
337 num_entries = GET_MFW_FIELD(p_app->flags, DCBX_APP_NUM_ENTRIES);
339 rc = ecore_dcbx_process_tlv(p_hwfn, &data, p_tbl, pri_tc_tbl,
340 num_entries, dcbx_version);
341 if (rc != ECORE_SUCCESS)
344 p_info->num_active_tc = GET_MFW_FIELD(p_ets->flags, DCBX_ETS_MAX_TCS);
345 p_hwfn->qm_info.ooo_tc = GET_MFW_FIELD(p_ets->flags, DCBX_OOO_TC);
346 data.pf_id = p_hwfn->rel_pf_id;
347 data.dcbx_enabled = !!dcbx_version;
349 ecore_dcbx_dp_protocol(p_hwfn, &data);
351 OSAL_MEMCPY(&p_hwfn->p_dcbx_info->results, &data,
352 sizeof(struct ecore_dcbx_results));
354 return ECORE_SUCCESS;
357 static enum _ecore_status_t
358 ecore_dcbx_copy_mib(struct ecore_hwfn *p_hwfn,
359 struct ecore_ptt *p_ptt,
360 struct ecore_dcbx_mib_meta_data *p_data,
361 enum ecore_mib_read_type type)
363 u32 prefix_seq_num, suffix_seq_num;
365 enum _ecore_status_t rc = ECORE_SUCCESS;
367 /* The data is considered to be valid only if both sequence numbers are
371 if (type == ECORE_DCBX_REMOTE_LLDP_MIB) {
372 ecore_memcpy_from(p_hwfn, p_ptt, p_data->lldp_remote,
373 p_data->addr, p_data->size);
374 prefix_seq_num = p_data->lldp_remote->prefix_seq_num;
375 suffix_seq_num = p_data->lldp_remote->suffix_seq_num;
376 } else if (type == ECORE_DCBX_LLDP_TLVS) {
377 ecore_memcpy_from(p_hwfn, p_ptt, p_data->lldp_tlvs,
378 p_data->addr, p_data->size);
379 prefix_seq_num = p_data->lldp_tlvs->prefix_seq_num;
380 suffix_seq_num = p_data->lldp_tlvs->suffix_seq_num;
383 ecore_memcpy_from(p_hwfn, p_ptt, p_data->mib,
384 p_data->addr, p_data->size);
385 prefix_seq_num = p_data->mib->prefix_seq_num;
386 suffix_seq_num = p_data->mib->suffix_seq_num;
390 DP_VERBOSE(p_hwfn, ECORE_MSG_DCB,
391 "mib type = %d, try count = %d prefix seq num ="
392 " %d suffix seq num = %d\n",
393 type, read_count, prefix_seq_num, suffix_seq_num);
394 } while ((prefix_seq_num != suffix_seq_num) &&
395 (read_count < ECORE_DCBX_MAX_MIB_READ_TRY));
397 if (read_count >= ECORE_DCBX_MAX_MIB_READ_TRY) {
399 "MIB read err, mib type = %d, try count ="
400 " %d prefix seq num = %d suffix seq num = %d\n",
401 type, read_count, prefix_seq_num, suffix_seq_num);
409 ecore_dcbx_get_priority_info(struct ecore_hwfn *p_hwfn,
410 struct ecore_dcbx_app_prio *p_prio,
411 struct ecore_dcbx_results *p_results)
415 if (p_results->arr[DCBX_PROTOCOL_ETH].update &&
416 p_results->arr[DCBX_PROTOCOL_ETH].enable)
417 p_prio->eth = p_results->arr[DCBX_PROTOCOL_ETH].priority;
419 DP_VERBOSE(p_hwfn, ECORE_MSG_DCB,
420 "Priorities: eth %d\n",
425 ecore_dcbx_get_app_data(struct ecore_hwfn *p_hwfn,
426 struct dcbx_app_priority_feature *p_app,
427 struct dcbx_app_priority_entry *p_tbl,
428 struct ecore_dcbx_params *p_params, bool ieee)
430 struct ecore_app_entry *entry;
434 p_params->app_willing = GET_MFW_FIELD(p_app->flags, DCBX_APP_WILLING);
435 p_params->app_valid = GET_MFW_FIELD(p_app->flags, DCBX_APP_ENABLED);
436 p_params->app_error = GET_MFW_FIELD(p_app->flags, DCBX_APP_ERROR);
437 p_params->num_app_entries = GET_MFW_FIELD(p_app->flags,
438 DCBX_APP_NUM_ENTRIES);
439 for (i = 0; i < p_params->num_app_entries; i++) {
440 entry = &p_params->app_entry[i];
445 sf_ieee = GET_MFW_FIELD(p_tbl[i].entry,
448 case DCBX_APP_SF_IEEE_RESERVED:
450 val = GET_MFW_FIELD(p_tbl[i].entry,
452 entry->sf_ieee = val ?
453 ECORE_DCBX_SF_IEEE_TCP_UDP_PORT :
454 ECORE_DCBX_SF_IEEE_ETHTYPE;
456 case DCBX_APP_SF_IEEE_ETHTYPE:
457 entry->sf_ieee = ECORE_DCBX_SF_IEEE_ETHTYPE;
459 case DCBX_APP_SF_IEEE_TCP_PORT:
460 entry->sf_ieee = ECORE_DCBX_SF_IEEE_TCP_PORT;
462 case DCBX_APP_SF_IEEE_UDP_PORT:
463 entry->sf_ieee = ECORE_DCBX_SF_IEEE_UDP_PORT;
465 case DCBX_APP_SF_IEEE_TCP_UDP_PORT:
467 ECORE_DCBX_SF_IEEE_TCP_UDP_PORT;
471 entry->ethtype = !(GET_MFW_FIELD(p_tbl[i].entry,
475 pri_map = GET_MFW_FIELD(p_tbl[i].entry, DCBX_APP_PRI_MAP);
476 ecore_dcbx_get_app_priority(pri_map, &entry->prio);
477 entry->proto_id = GET_MFW_FIELD(p_tbl[i].entry,
478 DCBX_APP_PROTOCOL_ID);
479 ecore_dcbx_get_app_protocol_type(p_hwfn, p_tbl[i].entry,
481 &entry->proto_type, ieee);
484 DP_VERBOSE(p_hwfn, ECORE_MSG_DCB,
485 "APP params: willing %d, valid %d error = %d\n",
486 p_params->app_willing, p_params->app_valid,
487 p_params->app_error);
491 ecore_dcbx_get_pfc_data(struct ecore_hwfn *p_hwfn,
492 u32 pfc, struct ecore_dcbx_params *p_params)
496 p_params->pfc.willing = GET_MFW_FIELD(pfc, DCBX_PFC_WILLING);
497 p_params->pfc.max_tc = GET_MFW_FIELD(pfc, DCBX_PFC_CAPS);
498 p_params->pfc.enabled = GET_MFW_FIELD(pfc, DCBX_PFC_ENABLED);
499 pfc_map = GET_MFW_FIELD(pfc, DCBX_PFC_PRI_EN_BITMAP);
500 p_params->pfc.prio[0] = !!(pfc_map & DCBX_PFC_PRI_EN_BITMAP_PRI_0);
501 p_params->pfc.prio[1] = !!(pfc_map & DCBX_PFC_PRI_EN_BITMAP_PRI_1);
502 p_params->pfc.prio[2] = !!(pfc_map & DCBX_PFC_PRI_EN_BITMAP_PRI_2);
503 p_params->pfc.prio[3] = !!(pfc_map & DCBX_PFC_PRI_EN_BITMAP_PRI_3);
504 p_params->pfc.prio[4] = !!(pfc_map & DCBX_PFC_PRI_EN_BITMAP_PRI_4);
505 p_params->pfc.prio[5] = !!(pfc_map & DCBX_PFC_PRI_EN_BITMAP_PRI_5);
506 p_params->pfc.prio[6] = !!(pfc_map & DCBX_PFC_PRI_EN_BITMAP_PRI_6);
507 p_params->pfc.prio[7] = !!(pfc_map & DCBX_PFC_PRI_EN_BITMAP_PRI_7);
509 DP_VERBOSE(p_hwfn, ECORE_MSG_DCB,
510 "PFC params: willing %d, pfc_bitmap %u max_tc = %u enabled = %d\n",
511 p_params->pfc.willing, pfc_map, p_params->pfc.max_tc,
512 p_params->pfc.enabled);
516 ecore_dcbx_get_ets_data(struct ecore_hwfn *p_hwfn,
517 struct dcbx_ets_feature *p_ets,
518 struct ecore_dcbx_params *p_params)
520 u32 bw_map[2], tsa_map[2], pri_map;
523 p_params->ets_willing = GET_MFW_FIELD(p_ets->flags, DCBX_ETS_WILLING);
524 p_params->ets_enabled = GET_MFW_FIELD(p_ets->flags, DCBX_ETS_ENABLED);
525 p_params->ets_cbs = GET_MFW_FIELD(p_ets->flags, DCBX_ETS_CBS);
526 p_params->max_ets_tc = GET_MFW_FIELD(p_ets->flags, DCBX_ETS_MAX_TCS);
527 DP_VERBOSE(p_hwfn, ECORE_MSG_DCB,
528 "ETS params: willing %d, enabled = %d ets_cbs %d pri_tc_tbl_0 %x max_ets_tc %d\n",
529 p_params->ets_willing, p_params->ets_enabled,
530 p_params->ets_cbs, p_ets->pri_tc_tbl[0],
531 p_params->max_ets_tc);
533 /* 8 bit tsa and bw data corresponding to each of the 8 TC's are
534 * encoded in a type u32 array of size 2.
536 bw_map[0] = OSAL_BE32_TO_CPU(p_ets->tc_bw_tbl[0]);
537 bw_map[1] = OSAL_BE32_TO_CPU(p_ets->tc_bw_tbl[1]);
538 tsa_map[0] = OSAL_BE32_TO_CPU(p_ets->tc_tsa_tbl[0]);
539 tsa_map[1] = OSAL_BE32_TO_CPU(p_ets->tc_tsa_tbl[1]);
540 pri_map = p_ets->pri_tc_tbl[0];
541 for (i = 0; i < ECORE_MAX_PFC_PRIORITIES; i++) {
542 p_params->ets_tc_bw_tbl[i] = ((u8 *)bw_map)[i];
543 p_params->ets_tc_tsa_tbl[i] = ((u8 *)tsa_map)[i];
544 p_params->ets_pri_tc_tbl[i] = ECORE_DCBX_PRIO2TC(pri_map, i);
545 DP_VERBOSE(p_hwfn, ECORE_MSG_DCB,
546 "elem %d bw_tbl %x tsa_tbl %x\n",
547 i, p_params->ets_tc_bw_tbl[i],
548 p_params->ets_tc_tsa_tbl[i]);
553 ecore_dcbx_get_common_params(struct ecore_hwfn *p_hwfn,
554 struct dcbx_app_priority_feature *p_app,
555 struct dcbx_app_priority_entry *p_tbl,
556 struct dcbx_ets_feature *p_ets,
557 u32 pfc, struct ecore_dcbx_params *p_params,
560 ecore_dcbx_get_app_data(p_hwfn, p_app, p_tbl, p_params, ieee);
561 ecore_dcbx_get_ets_data(p_hwfn, p_ets, p_params);
562 ecore_dcbx_get_pfc_data(p_hwfn, pfc, p_params);
566 ecore_dcbx_get_local_params(struct ecore_hwfn *p_hwfn,
567 struct ecore_dcbx_get *params)
569 struct dcbx_features *p_feat;
571 p_feat = &p_hwfn->p_dcbx_info->local_admin.features;
572 ecore_dcbx_get_common_params(p_hwfn, &p_feat->app,
573 p_feat->app.app_pri_tbl, &p_feat->ets,
574 p_feat->pfc, ¶ms->local.params, false);
575 params->local.valid = true;
579 ecore_dcbx_get_remote_params(struct ecore_hwfn *p_hwfn,
580 struct ecore_dcbx_get *params)
582 struct dcbx_features *p_feat;
584 p_feat = &p_hwfn->p_dcbx_info->remote.features;
585 ecore_dcbx_get_common_params(p_hwfn, &p_feat->app,
586 p_feat->app.app_pri_tbl, &p_feat->ets,
587 p_feat->pfc, ¶ms->remote.params,
589 params->remote.valid = true;
592 static void ecore_dcbx_get_dscp_params(struct ecore_hwfn *p_hwfn,
593 struct ecore_dcbx_get *params)
595 struct ecore_dcbx_dscp_params *p_dscp;
596 struct dcb_dscp_map *p_dscp_map;
600 p_dscp = ¶ms->dscp;
601 p_dscp_map = &p_hwfn->p_dcbx_info->dscp_map;
602 p_dscp->enabled = GET_MFW_FIELD(p_dscp_map->flags, DCB_DSCP_ENABLE);
604 /* MFW encodes 64 dscp entries into 8 element array of u32 entries,
605 * where each entry holds the 4bit priority map for 8 dscp entries.
607 for (i = 0, entry = 0; i < ECORE_DCBX_DSCP_SIZE / 8; i++) {
608 pri_map = OSAL_BE32_TO_CPU(p_dscp_map->dscp_pri_map[i]);
609 DP_VERBOSE(p_hwfn, ECORE_MSG_DCB, "elem %d pri_map 0x%x\n",
611 for (j = 0; j < ECORE_DCBX_DSCP_SIZE / 8; j++, entry++)
612 p_dscp->dscp_pri_map[entry] = (u32)(pri_map >>
618 ecore_dcbx_get_operational_params(struct ecore_hwfn *p_hwfn,
619 struct ecore_dcbx_get *params)
621 struct ecore_dcbx_operational_params *p_operational;
622 struct ecore_dcbx_results *p_results;
623 struct dcbx_features *p_feat;
628 flags = p_hwfn->p_dcbx_info->operational.flags;
630 /* If DCBx version is non zero, then negotiation
631 * was successfuly performed
633 p_operational = ¶ms->operational;
634 enabled = !!(GET_MFW_FIELD(flags, DCBX_CONFIG_VERSION) !=
635 DCBX_CONFIG_VERSION_DISABLED);
637 p_operational->enabled = enabled;
638 p_operational->valid = false;
639 DP_VERBOSE(p_hwfn, ECORE_MSG_DCB, "Dcbx is disabled\n");
643 p_feat = &p_hwfn->p_dcbx_info->operational.features;
644 p_results = &p_hwfn->p_dcbx_info->results;
646 val = !!(GET_MFW_FIELD(flags, DCBX_CONFIG_VERSION) ==
647 DCBX_CONFIG_VERSION_IEEE);
648 p_operational->ieee = val;
650 val = !!(GET_MFW_FIELD(flags, DCBX_CONFIG_VERSION) ==
651 DCBX_CONFIG_VERSION_CEE);
652 p_operational->cee = val;
654 val = !!(GET_MFW_FIELD(flags, DCBX_CONFIG_VERSION) ==
655 DCBX_CONFIG_VERSION_STATIC);
656 p_operational->local = val;
658 DP_VERBOSE(p_hwfn, ECORE_MSG_DCB,
659 "Version support: ieee %d, cee %d, static %d\n",
660 p_operational->ieee, p_operational->cee,
661 p_operational->local);
663 ecore_dcbx_get_common_params(p_hwfn, &p_feat->app,
664 p_feat->app.app_pri_tbl, &p_feat->ets,
665 p_feat->pfc, ¶ms->operational.params,
666 p_operational->ieee);
667 ecore_dcbx_get_priority_info(p_hwfn, &p_operational->app_prio,
669 err = GET_MFW_FIELD(p_feat->app.flags, DCBX_APP_ERROR);
670 p_operational->err = err;
671 p_operational->enabled = enabled;
672 p_operational->valid = true;
675 static void ecore_dcbx_get_local_lldp_params(struct ecore_hwfn *p_hwfn,
676 struct ecore_dcbx_get *params)
678 struct lldp_config_params_s *p_local;
680 p_local = &p_hwfn->p_dcbx_info->lldp_local[LLDP_NEAREST_BRIDGE];
682 OSAL_MEMCPY(params->lldp_local.local_chassis_id,
683 p_local->local_chassis_id,
684 sizeof(params->lldp_local.local_chassis_id));
685 OSAL_MEMCPY(params->lldp_local.local_port_id, p_local->local_port_id,
686 sizeof(params->lldp_local.local_port_id));
689 static void ecore_dcbx_get_remote_lldp_params(struct ecore_hwfn *p_hwfn,
690 struct ecore_dcbx_get *params)
692 struct lldp_status_params_s *p_remote;
694 p_remote = &p_hwfn->p_dcbx_info->lldp_remote[LLDP_NEAREST_BRIDGE];
696 OSAL_MEMCPY(params->lldp_remote.peer_chassis_id,
697 p_remote->peer_chassis_id,
698 sizeof(params->lldp_remote.peer_chassis_id));
699 OSAL_MEMCPY(params->lldp_remote.peer_port_id, p_remote->peer_port_id,
700 sizeof(params->lldp_remote.peer_port_id));
703 static enum _ecore_status_t
704 ecore_dcbx_get_params(struct ecore_hwfn *p_hwfn,
705 struct ecore_dcbx_get *p_params,
706 enum ecore_mib_read_type type)
709 case ECORE_DCBX_REMOTE_MIB:
710 ecore_dcbx_get_remote_params(p_hwfn, p_params);
712 case ECORE_DCBX_LOCAL_MIB:
713 ecore_dcbx_get_local_params(p_hwfn, p_params);
715 case ECORE_DCBX_OPERATIONAL_MIB:
716 ecore_dcbx_get_operational_params(p_hwfn, p_params);
718 case ECORE_DCBX_REMOTE_LLDP_MIB:
719 ecore_dcbx_get_remote_lldp_params(p_hwfn, p_params);
721 case ECORE_DCBX_LOCAL_LLDP_MIB:
722 ecore_dcbx_get_local_lldp_params(p_hwfn, p_params);
725 DP_ERR(p_hwfn, "MIB read err, unknown mib type %d\n", type);
729 return ECORE_SUCCESS;
732 static enum _ecore_status_t
733 ecore_dcbx_read_local_lldp_mib(struct ecore_hwfn *p_hwfn,
734 struct ecore_ptt *p_ptt)
736 struct ecore_dcbx_mib_meta_data data;
737 enum _ecore_status_t rc = ECORE_SUCCESS;
739 OSAL_MEM_ZERO(&data, sizeof(data));
740 data.addr = p_hwfn->mcp_info->port_addr + offsetof(struct public_port,
742 data.lldp_local = p_hwfn->p_dcbx_info->lldp_local;
743 data.size = sizeof(struct lldp_config_params_s);
744 ecore_memcpy_from(p_hwfn, p_ptt, data.lldp_local, data.addr, data.size);
749 static enum _ecore_status_t
750 ecore_dcbx_read_remote_lldp_mib(struct ecore_hwfn *p_hwfn,
751 struct ecore_ptt *p_ptt,
752 enum ecore_mib_read_type type)
754 struct ecore_dcbx_mib_meta_data data;
755 enum _ecore_status_t rc = ECORE_SUCCESS;
757 OSAL_MEM_ZERO(&data, sizeof(data));
758 data.addr = p_hwfn->mcp_info->port_addr + offsetof(struct public_port,
760 data.lldp_remote = p_hwfn->p_dcbx_info->lldp_remote;
761 data.size = sizeof(struct lldp_status_params_s);
762 rc = ecore_dcbx_copy_mib(p_hwfn, p_ptt, &data, type);
767 static enum _ecore_status_t
768 ecore_dcbx_read_operational_mib(struct ecore_hwfn *p_hwfn,
769 struct ecore_ptt *p_ptt,
770 enum ecore_mib_read_type type)
772 struct ecore_dcbx_mib_meta_data data;
773 enum _ecore_status_t rc = ECORE_SUCCESS;
775 OSAL_MEM_ZERO(&data, sizeof(data));
776 data.addr = p_hwfn->mcp_info->port_addr +
777 offsetof(struct public_port, operational_dcbx_mib);
778 data.mib = &p_hwfn->p_dcbx_info->operational;
779 data.size = sizeof(struct dcbx_mib);
780 rc = ecore_dcbx_copy_mib(p_hwfn, p_ptt, &data, type);
785 static enum _ecore_status_t
786 ecore_dcbx_read_remote_mib(struct ecore_hwfn *p_hwfn,
787 struct ecore_ptt *p_ptt,
788 enum ecore_mib_read_type type)
790 struct ecore_dcbx_mib_meta_data data;
791 enum _ecore_status_t rc = ECORE_SUCCESS;
793 OSAL_MEM_ZERO(&data, sizeof(data));
794 data.addr = p_hwfn->mcp_info->port_addr +
795 offsetof(struct public_port, remote_dcbx_mib);
796 data.mib = &p_hwfn->p_dcbx_info->remote;
797 data.size = sizeof(struct dcbx_mib);
798 rc = ecore_dcbx_copy_mib(p_hwfn, p_ptt, &data, type);
803 static enum _ecore_status_t
804 ecore_dcbx_read_local_mib(struct ecore_hwfn *p_hwfn, struct ecore_ptt *p_ptt)
806 struct ecore_dcbx_mib_meta_data data;
807 enum _ecore_status_t rc = ECORE_SUCCESS;
809 OSAL_MEM_ZERO(&data, sizeof(data));
810 data.addr = p_hwfn->mcp_info->port_addr +
811 offsetof(struct public_port, local_admin_dcbx_mib);
812 data.local_admin = &p_hwfn->p_dcbx_info->local_admin;
813 data.size = sizeof(struct dcbx_local_params);
814 ecore_memcpy_from(p_hwfn, p_ptt, data.local_admin,
815 data.addr, data.size);
821 ecore_dcbx_read_dscp_mib(struct ecore_hwfn *p_hwfn, struct ecore_ptt *p_ptt)
823 struct ecore_dcbx_mib_meta_data data;
825 data.addr = p_hwfn->mcp_info->port_addr +
826 offsetof(struct public_port, dcb_dscp_map);
827 data.dscp_map = &p_hwfn->p_dcbx_info->dscp_map;
828 data.size = sizeof(struct dcb_dscp_map);
829 ecore_memcpy_from(p_hwfn, p_ptt, data.dscp_map, data.addr, data.size);
832 static enum _ecore_status_t ecore_dcbx_read_mib(struct ecore_hwfn *p_hwfn,
833 struct ecore_ptt *p_ptt,
834 enum ecore_mib_read_type type)
836 enum _ecore_status_t rc = ECORE_INVAL;
839 case ECORE_DCBX_OPERATIONAL_MIB:
840 ecore_dcbx_read_dscp_mib(p_hwfn, p_ptt);
841 rc = ecore_dcbx_read_operational_mib(p_hwfn, p_ptt, type);
843 case ECORE_DCBX_REMOTE_MIB:
844 rc = ecore_dcbx_read_remote_mib(p_hwfn, p_ptt, type);
846 case ECORE_DCBX_LOCAL_MIB:
847 rc = ecore_dcbx_read_local_mib(p_hwfn, p_ptt);
849 case ECORE_DCBX_REMOTE_LLDP_MIB:
850 rc = ecore_dcbx_read_remote_lldp_mib(p_hwfn, p_ptt, type);
852 case ECORE_DCBX_LOCAL_LLDP_MIB:
853 rc = ecore_dcbx_read_local_lldp_mib(p_hwfn, p_ptt);
856 DP_ERR(p_hwfn, "MIB read err, unknown mib type %d\n", type);
859 return ECORE_SUCCESS;
864 * Reconfigure QM and invoke PF update ramrod command if operational MIB
865 * change is detected.
868 ecore_dcbx_mib_update_event(struct ecore_hwfn *p_hwfn, struct ecore_ptt *p_ptt,
869 enum ecore_mib_read_type type)
871 enum _ecore_status_t rc = ECORE_SUCCESS;
873 rc = ecore_dcbx_read_mib(p_hwfn, p_ptt, type);
877 if (type == ECORE_DCBX_OPERATIONAL_MIB) {
878 ecore_dcbx_get_dscp_params(p_hwfn, &p_hwfn->p_dcbx_info->get);
880 rc = ecore_dcbx_process_mib_info(p_hwfn);
882 /* reconfigure tcs of QM queues according
883 * to negotiation results
885 ecore_qm_reconf(p_hwfn, p_ptt);
887 /* update storm FW with negotiation results */
888 ecore_sp_pf_update_dcbx(p_hwfn);
892 ecore_dcbx_get_params(p_hwfn, &p_hwfn->p_dcbx_info->get, type);
894 /* Update the DSCP to TC mapping bit if required */
895 if ((type == ECORE_DCBX_OPERATIONAL_MIB) &&
896 p_hwfn->p_dcbx_info->dscp_nig_update) {
897 u8 val = !!p_hwfn->p_dcbx_info->get.dscp.enabled;
899 ecore_wr(p_hwfn, p_ptt, NIG_REG_DSCP_TO_TC_MAP_ENABLE, val);
900 p_hwfn->p_dcbx_info->dscp_nig_update = false;
903 OSAL_DCBX_AEN(p_hwfn, type);
908 enum _ecore_status_t ecore_dcbx_info_alloc(struct ecore_hwfn *p_hwfn)
910 p_hwfn->p_dcbx_info = OSAL_ZALLOC(p_hwfn->p_dev, GFP_KERNEL,
911 sizeof(*p_hwfn->p_dcbx_info));
912 if (!p_hwfn->p_dcbx_info) {
913 DP_NOTICE(p_hwfn, true,
914 "Failed to allocate `struct ecore_dcbx_info'");
918 p_hwfn->p_dcbx_info->iwarp_port =
919 p_hwfn->pf_params.rdma_pf_params.iwarp_port;
921 return ECORE_SUCCESS;
924 void ecore_dcbx_info_free(struct ecore_hwfn *p_hwfn)
926 OSAL_FREE(p_hwfn->p_dev, p_hwfn->p_dcbx_info);
929 static void ecore_dcbx_update_protocol_data(struct protocol_dcb_data *p_data,
930 struct ecore_dcbx_results *p_src,
931 enum dcbx_protocol_type type)
933 p_data->dcb_enable_flag = p_src->arr[type].enable;
934 p_data->dcb_priority = p_src->arr[type].priority;
935 p_data->dcb_tc = p_src->arr[type].tc;
936 p_data->dscp_enable_flag = p_src->arr[type].dscp_enable;
937 p_data->dscp_val = p_src->arr[type].dscp_val;
940 /* Set pf update ramrod command params */
941 void ecore_dcbx_set_pf_update_params(struct ecore_dcbx_results *p_src,
942 struct pf_update_ramrod_data *p_dest)
944 struct protocol_dcb_data *p_dcb_data;
947 update_flag = p_src->arr[DCBX_PROTOCOL_ETH].update;
948 p_dest->update_eth_dcb_data_mode = update_flag;
949 update_flag = p_src->arr[DCBX_PROTOCOL_IWARP].update;
950 p_dest->update_iwarp_dcb_data_mode = update_flag;
952 p_dcb_data = &p_dest->eth_dcb_data;
953 ecore_dcbx_update_protocol_data(p_dcb_data, p_src, DCBX_PROTOCOL_ETH);
954 p_dcb_data = &p_dest->iwarp_dcb_data;
955 ecore_dcbx_update_protocol_data(p_dcb_data, p_src, DCBX_PROTOCOL_IWARP);
958 enum _ecore_status_t ecore_dcbx_query_params(struct ecore_hwfn *p_hwfn,
959 struct ecore_dcbx_get *p_get,
960 enum ecore_mib_read_type type)
962 struct ecore_ptt *p_ptt;
963 enum _ecore_status_t rc;
965 if (IS_VF(p_hwfn->p_dev))
968 p_ptt = ecore_ptt_acquire(p_hwfn);
970 return ECORE_TIMEOUT;
972 rc = ecore_dcbx_read_mib(p_hwfn, p_ptt, type);
973 if (rc != ECORE_SUCCESS)
976 ecore_dcbx_get_dscp_params(p_hwfn, p_get);
978 rc = ecore_dcbx_get_params(p_hwfn, p_get, type);
981 ecore_ptt_release(p_hwfn, p_ptt);
986 ecore_dcbx_set_pfc_data(struct ecore_hwfn *p_hwfn,
987 u32 *pfc, struct ecore_dcbx_params *p_params)
992 if (p_params->pfc.willing)
993 *pfc |= DCBX_PFC_WILLING_MASK;
995 *pfc &= ~DCBX_PFC_WILLING_MASK;
997 if (p_params->pfc.enabled)
998 *pfc |= DCBX_PFC_ENABLED_MASK;
1000 *pfc &= ~DCBX_PFC_ENABLED_MASK;
1002 *pfc &= ~DCBX_PFC_CAPS_MASK;
1003 *pfc |= (u32)p_params->pfc.max_tc << DCBX_PFC_CAPS_OFFSET;
1005 for (i = 0; i < ECORE_MAX_PFC_PRIORITIES; i++)
1006 if (p_params->pfc.prio[i])
1007 pfc_map |= (1 << i);
1008 *pfc &= ~DCBX_PFC_PRI_EN_BITMAP_MASK;
1009 *pfc |= (pfc_map << DCBX_PFC_PRI_EN_BITMAP_OFFSET);
1011 DP_VERBOSE(p_hwfn, ECORE_MSG_DCB, "pfc = 0x%x\n", *pfc);
1015 ecore_dcbx_set_ets_data(struct ecore_hwfn *p_hwfn,
1016 struct dcbx_ets_feature *p_ets,
1017 struct ecore_dcbx_params *p_params)
1019 u8 *bw_map, *tsa_map;
1023 if (p_params->ets_willing)
1024 p_ets->flags |= DCBX_ETS_WILLING_MASK;
1026 p_ets->flags &= ~DCBX_ETS_WILLING_MASK;
1028 if (p_params->ets_cbs)
1029 p_ets->flags |= DCBX_ETS_CBS_MASK;
1031 p_ets->flags &= ~DCBX_ETS_CBS_MASK;
1033 if (p_params->ets_enabled)
1034 p_ets->flags |= DCBX_ETS_ENABLED_MASK;
1036 p_ets->flags &= ~DCBX_ETS_ENABLED_MASK;
1038 p_ets->flags &= ~DCBX_ETS_MAX_TCS_MASK;
1039 p_ets->flags |= (u32)p_params->max_ets_tc << DCBX_ETS_MAX_TCS_OFFSET;
1041 bw_map = (u8 *)&p_ets->tc_bw_tbl[0];
1042 tsa_map = (u8 *)&p_ets->tc_tsa_tbl[0];
1043 p_ets->pri_tc_tbl[0] = 0;
1044 for (i = 0; i < ECORE_MAX_PFC_PRIORITIES; i++) {
1045 bw_map[i] = p_params->ets_tc_bw_tbl[i];
1046 tsa_map[i] = p_params->ets_tc_tsa_tbl[i];
1047 /* Copy the priority value to the corresponding 4 bits in the
1048 * traffic class table.
1050 val = (((u32)p_params->ets_pri_tc_tbl[i]) << ((7 - i) * 4));
1051 p_ets->pri_tc_tbl[0] |= val;
1053 for (i = 0; i < 2; i++) {
1054 p_ets->tc_bw_tbl[i] = OSAL_CPU_TO_BE32(p_ets->tc_bw_tbl[i]);
1055 p_ets->tc_tsa_tbl[i] = OSAL_CPU_TO_BE32(p_ets->tc_tsa_tbl[i]);
1058 DP_VERBOSE(p_hwfn, ECORE_MSG_DCB,
1059 "flags = 0x%x pri_tc = 0x%x tc_bwl[] = {0x%x, 0x%x} tc_tsa = {0x%x, 0x%x}\n",
1060 p_ets->flags, p_ets->pri_tc_tbl[0], p_ets->tc_bw_tbl[0],
1061 p_ets->tc_bw_tbl[1], p_ets->tc_tsa_tbl[0],
1062 p_ets->tc_tsa_tbl[1]);
1066 ecore_dcbx_set_app_data(struct ecore_hwfn *p_hwfn,
1067 struct dcbx_app_priority_feature *p_app,
1068 struct ecore_dcbx_params *p_params, bool ieee)
1073 if (p_params->app_willing)
1074 p_app->flags |= DCBX_APP_WILLING_MASK;
1076 p_app->flags &= ~DCBX_APP_WILLING_MASK;
1078 if (p_params->app_valid)
1079 p_app->flags |= DCBX_APP_ENABLED_MASK;
1081 p_app->flags &= ~DCBX_APP_ENABLED_MASK;
1083 p_app->flags &= ~DCBX_APP_NUM_ENTRIES_MASK;
1084 p_app->flags |= (u32)p_params->num_app_entries <<
1085 DCBX_APP_NUM_ENTRIES_OFFSET;
1087 for (i = 0; i < p_params->num_app_entries; i++) {
1088 entry = &p_app->app_pri_tbl[i].entry;
1091 *entry &= ~(DCBX_APP_SF_IEEE_MASK | DCBX_APP_SF_MASK);
1092 switch (p_params->app_entry[i].sf_ieee) {
1093 case ECORE_DCBX_SF_IEEE_ETHTYPE:
1094 *entry |= ((u32)DCBX_APP_SF_IEEE_ETHTYPE <<
1095 DCBX_APP_SF_IEEE_OFFSET);
1096 *entry |= ((u32)DCBX_APP_SF_ETHTYPE <<
1097 DCBX_APP_SF_OFFSET);
1099 case ECORE_DCBX_SF_IEEE_TCP_PORT:
1100 *entry |= ((u32)DCBX_APP_SF_IEEE_TCP_PORT <<
1101 DCBX_APP_SF_IEEE_OFFSET);
1102 *entry |= ((u32)DCBX_APP_SF_PORT <<
1103 DCBX_APP_SF_OFFSET);
1105 case ECORE_DCBX_SF_IEEE_UDP_PORT:
1106 *entry |= ((u32)DCBX_APP_SF_IEEE_UDP_PORT <<
1107 DCBX_APP_SF_IEEE_OFFSET);
1108 *entry |= ((u32)DCBX_APP_SF_PORT <<
1109 DCBX_APP_SF_OFFSET);
1111 case ECORE_DCBX_SF_IEEE_TCP_UDP_PORT:
1112 *entry |= (u32)DCBX_APP_SF_IEEE_TCP_UDP_PORT <<
1113 DCBX_APP_SF_IEEE_OFFSET;
1114 *entry |= ((u32)DCBX_APP_SF_PORT <<
1115 DCBX_APP_SF_OFFSET);
1119 *entry &= ~DCBX_APP_SF_MASK;
1120 if (p_params->app_entry[i].ethtype)
1121 *entry |= ((u32)DCBX_APP_SF_ETHTYPE <<
1122 DCBX_APP_SF_OFFSET);
1124 *entry |= ((u32)DCBX_APP_SF_PORT <<
1125 DCBX_APP_SF_OFFSET);
1127 *entry &= ~DCBX_APP_PROTOCOL_ID_MASK;
1128 *entry |= ((u32)p_params->app_entry[i].proto_id <<
1129 DCBX_APP_PROTOCOL_ID_OFFSET);
1130 *entry &= ~DCBX_APP_PRI_MAP_MASK;
1131 *entry |= ((u32)(p_params->app_entry[i].prio) <<
1132 DCBX_APP_PRI_MAP_OFFSET);
1135 DP_VERBOSE(p_hwfn, ECORE_MSG_DCB, "flags = 0x%x\n", p_app->flags);
1139 ecore_dcbx_set_local_params(struct ecore_hwfn *p_hwfn,
1140 struct dcbx_local_params *local_admin,
1141 struct ecore_dcbx_set *params)
1145 local_admin->flags = 0;
1146 OSAL_MEMCPY(&local_admin->features,
1147 &p_hwfn->p_dcbx_info->operational.features,
1148 sizeof(local_admin->features));
1150 if (params->enabled) {
1151 local_admin->config = params->ver_num;
1152 ieee = !!(params->ver_num & DCBX_CONFIG_VERSION_IEEE);
1154 local_admin->config = DCBX_CONFIG_VERSION_DISABLED;
1157 DP_VERBOSE(p_hwfn, ECORE_MSG_DCB, "Dcbx version = %d\n",
1158 local_admin->config);
1160 if (params->override_flags & ECORE_DCBX_OVERRIDE_PFC_CFG)
1161 ecore_dcbx_set_pfc_data(p_hwfn, &local_admin->features.pfc,
1162 ¶ms->config.params);
1164 if (params->override_flags & ECORE_DCBX_OVERRIDE_ETS_CFG)
1165 ecore_dcbx_set_ets_data(p_hwfn, &local_admin->features.ets,
1166 ¶ms->config.params);
1168 if (params->override_flags & ECORE_DCBX_OVERRIDE_APP_CFG)
1169 ecore_dcbx_set_app_data(p_hwfn, &local_admin->features.app,
1170 ¶ms->config.params, ieee);
1173 static enum _ecore_status_t
1174 ecore_dcbx_set_dscp_params(struct ecore_hwfn *p_hwfn,
1175 struct dcb_dscp_map *p_dscp_map,
1176 struct ecore_dcbx_set *p_params)
1181 OSAL_MEMCPY(p_dscp_map, &p_hwfn->p_dcbx_info->dscp_map,
1182 sizeof(*p_dscp_map));
1184 p_dscp_map->flags &= ~DCB_DSCP_ENABLE_MASK;
1185 if (p_params->dscp.enabled)
1186 p_dscp_map->flags |= DCB_DSCP_ENABLE_MASK;
1188 for (i = 0, entry = 0; i < 8; i++) {
1190 for (j = 0; j < 8; j++, entry++)
1191 val |= (((u32)p_params->dscp.dscp_pri_map[entry]) <<
1194 p_dscp_map->dscp_pri_map[i] = OSAL_CPU_TO_BE32(val);
1197 p_hwfn->p_dcbx_info->dscp_nig_update = true;
1199 DP_VERBOSE(p_hwfn, ECORE_MSG_DCB, "flags = 0x%x\n", p_dscp_map->flags);
1200 DP_VERBOSE(p_hwfn, ECORE_MSG_DCB,
1201 "pri_map[] = 0x%x 0x%x 0x%x 0x%x 0x%x 0x%x 0x%x 0x%x\n",
1202 p_dscp_map->dscp_pri_map[0], p_dscp_map->dscp_pri_map[1],
1203 p_dscp_map->dscp_pri_map[2], p_dscp_map->dscp_pri_map[3],
1204 p_dscp_map->dscp_pri_map[4], p_dscp_map->dscp_pri_map[5],
1205 p_dscp_map->dscp_pri_map[6], p_dscp_map->dscp_pri_map[7]);
1207 return ECORE_SUCCESS;
1210 enum _ecore_status_t ecore_dcbx_config_params(struct ecore_hwfn *p_hwfn,
1211 struct ecore_ptt *p_ptt,
1212 struct ecore_dcbx_set *params,
1215 struct dcbx_local_params local_admin;
1216 struct ecore_dcbx_mib_meta_data data;
1217 struct dcb_dscp_map dscp_map;
1218 u32 resp = 0, param = 0;
1219 enum _ecore_status_t rc = ECORE_SUCCESS;
1221 OSAL_MEMCPY(&p_hwfn->p_dcbx_info->set, params,
1222 sizeof(p_hwfn->p_dcbx_info->set));
1224 return ECORE_SUCCESS;
1226 OSAL_MEMSET(&local_admin, 0, sizeof(local_admin));
1227 ecore_dcbx_set_local_params(p_hwfn, &local_admin, params);
1229 data.addr = p_hwfn->mcp_info->port_addr +
1230 offsetof(struct public_port, local_admin_dcbx_mib);
1231 data.local_admin = &local_admin;
1232 data.size = sizeof(struct dcbx_local_params);
1233 ecore_memcpy_to(p_hwfn, p_ptt, data.addr, data.local_admin, data.size);
1235 if (params->override_flags & ECORE_DCBX_OVERRIDE_DSCP_CFG) {
1236 OSAL_MEMSET(&dscp_map, 0, sizeof(dscp_map));
1237 ecore_dcbx_set_dscp_params(p_hwfn, &dscp_map, params);
1239 data.addr = p_hwfn->mcp_info->port_addr +
1240 offsetof(struct public_port, dcb_dscp_map);
1241 data.dscp_map = &dscp_map;
1242 data.size = sizeof(struct dcb_dscp_map);
1243 ecore_memcpy_to(p_hwfn, p_ptt, data.addr, data.dscp_map,
1247 rc = ecore_mcp_cmd(p_hwfn, p_ptt, DRV_MSG_CODE_SET_DCBX,
1248 1 << DRV_MB_PARAM_LLDP_SEND_OFFSET, &resp, ¶m);
1249 if (rc != ECORE_SUCCESS)
1250 DP_NOTICE(p_hwfn, false,
1251 "Failed to send DCBX update request\n");
1256 enum _ecore_status_t ecore_dcbx_get_config_params(struct ecore_hwfn *p_hwfn,
1257 struct ecore_dcbx_set *params)
1259 struct ecore_dcbx_get *dcbx_info;
1262 if (p_hwfn->p_dcbx_info->set.config.valid) {
1263 OSAL_MEMCPY(params, &p_hwfn->p_dcbx_info->set,
1264 sizeof(struct ecore_dcbx_set));
1265 return ECORE_SUCCESS;
1268 dcbx_info = OSAL_ALLOC(p_hwfn->p_dev, GFP_KERNEL,
1269 sizeof(*dcbx_info));
1273 OSAL_MEMSET(dcbx_info, 0, sizeof(*dcbx_info));
1274 rc = ecore_dcbx_query_params(p_hwfn, dcbx_info,
1275 ECORE_DCBX_OPERATIONAL_MIB);
1277 OSAL_FREE(p_hwfn->p_dev, dcbx_info);
1280 p_hwfn->p_dcbx_info->set.override_flags = 0;
1282 p_hwfn->p_dcbx_info->set.ver_num = DCBX_CONFIG_VERSION_DISABLED;
1283 if (dcbx_info->operational.cee)
1284 p_hwfn->p_dcbx_info->set.ver_num |= DCBX_CONFIG_VERSION_CEE;
1285 if (dcbx_info->operational.ieee)
1286 p_hwfn->p_dcbx_info->set.ver_num |= DCBX_CONFIG_VERSION_IEEE;
1287 if (dcbx_info->operational.local)
1288 p_hwfn->p_dcbx_info->set.ver_num |= DCBX_CONFIG_VERSION_STATIC;
1290 p_hwfn->p_dcbx_info->set.enabled = dcbx_info->operational.enabled;
1291 OSAL_MEMCPY(&p_hwfn->p_dcbx_info->set.dscp,
1292 &p_hwfn->p_dcbx_info->get.dscp,
1293 sizeof(struct ecore_dcbx_dscp_params));
1294 OSAL_MEMCPY(&p_hwfn->p_dcbx_info->set.config.params,
1295 &dcbx_info->operational.params,
1296 sizeof(p_hwfn->p_dcbx_info->set.config.params));
1297 p_hwfn->p_dcbx_info->set.config.valid = true;
1299 OSAL_MEMCPY(params, &p_hwfn->p_dcbx_info->set,
1300 sizeof(struct ecore_dcbx_set));
1302 OSAL_FREE(p_hwfn->p_dev, dcbx_info);
1304 return ECORE_SUCCESS;
1307 enum _ecore_status_t ecore_lldp_register_tlv(struct ecore_hwfn *p_hwfn,
1308 struct ecore_ptt *p_ptt,
1309 enum ecore_lldp_agent agent,
1312 u32 mb_param = 0, mcp_resp = 0, mcp_param = 0, val = 0;
1313 enum _ecore_status_t rc = ECORE_SUCCESS;
1316 case ECORE_LLDP_NEAREST_BRIDGE:
1317 val = LLDP_NEAREST_BRIDGE;
1319 case ECORE_LLDP_NEAREST_NON_TPMR_BRIDGE:
1320 val = LLDP_NEAREST_NON_TPMR_BRIDGE;
1322 case ECORE_LLDP_NEAREST_CUSTOMER_BRIDGE:
1323 val = LLDP_NEAREST_CUSTOMER_BRIDGE;
1326 DP_ERR(p_hwfn, "Invalid agent type %d\n", agent);
1330 SET_MFW_FIELD(mb_param, DRV_MB_PARAM_LLDP_AGENT, val);
1331 SET_MFW_FIELD(mb_param, DRV_MB_PARAM_LLDP_TLV_RX_TYPE, tlv_type);
1333 rc = ecore_mcp_cmd(p_hwfn, p_ptt, DRV_MSG_CODE_REGISTER_LLDP_TLVS_RX,
1334 mb_param, &mcp_resp, &mcp_param);
1335 if (rc != ECORE_SUCCESS)
1336 DP_NOTICE(p_hwfn, false, "Failed to register TLV\n");
1341 enum _ecore_status_t
1342 ecore_lldp_mib_update_event(struct ecore_hwfn *p_hwfn, struct ecore_ptt *p_ptt)
1344 struct ecore_dcbx_mib_meta_data data;
1345 enum _ecore_status_t rc = ECORE_SUCCESS;
1346 struct lldp_received_tlvs_s tlvs;
1349 for (i = 0; i < LLDP_MAX_LLDP_AGENTS; i++) {
1350 OSAL_MEM_ZERO(&data, sizeof(data));
1351 data.addr = p_hwfn->mcp_info->port_addr +
1352 offsetof(struct public_port, lldp_received_tlvs[i]);
1353 data.lldp_tlvs = &tlvs;
1354 data.size = sizeof(tlvs);
1355 rc = ecore_dcbx_copy_mib(p_hwfn, p_ptt, &data,
1356 ECORE_DCBX_LLDP_TLVS);
1357 if (rc != ECORE_SUCCESS) {
1358 DP_NOTICE(p_hwfn, false, "Failed to read lldp TLVs\n");
1365 for (i = 0; i < MAX_TLV_BUFFER; i++)
1366 tlvs.tlvs_buffer[i] =
1367 OSAL_CPU_TO_BE32(tlvs.tlvs_buffer[i]);
1369 OSAL_LLDP_RX_TLVS(p_hwfn, tlvs.tlvs_buffer, tlvs.length);
1375 enum _ecore_status_t
1376 ecore_lldp_get_params(struct ecore_hwfn *p_hwfn, struct ecore_ptt *p_ptt,
1377 struct ecore_lldp_config_params *p_params)
1379 struct lldp_config_params_s lldp_params;
1383 switch (p_params->agent) {
1384 case ECORE_LLDP_NEAREST_BRIDGE:
1385 val = LLDP_NEAREST_BRIDGE;
1387 case ECORE_LLDP_NEAREST_NON_TPMR_BRIDGE:
1388 val = LLDP_NEAREST_NON_TPMR_BRIDGE;
1390 case ECORE_LLDP_NEAREST_CUSTOMER_BRIDGE:
1391 val = LLDP_NEAREST_CUSTOMER_BRIDGE;
1394 DP_ERR(p_hwfn, "Invalid agent type %d\n", p_params->agent);
1398 addr = p_hwfn->mcp_info->port_addr +
1399 offsetof(struct public_port, lldp_config_params[val]);
1401 ecore_memcpy_from(p_hwfn, p_ptt, &lldp_params, addr,
1402 sizeof(lldp_params));
1404 p_params->tx_interval = GET_MFW_FIELD(lldp_params.config,
1405 LLDP_CONFIG_TX_INTERVAL);
1406 p_params->tx_hold = GET_MFW_FIELD(lldp_params.config, LLDP_CONFIG_HOLD);
1407 p_params->tx_credit = GET_MFW_FIELD(lldp_params.config,
1408 LLDP_CONFIG_MAX_CREDIT);
1409 p_params->rx_enable = GET_MFW_FIELD(lldp_params.config,
1410 LLDP_CONFIG_ENABLE_RX);
1411 p_params->tx_enable = GET_MFW_FIELD(lldp_params.config,
1412 LLDP_CONFIG_ENABLE_TX);
1414 OSAL_MEMCPY(p_params->chassis_id_tlv, lldp_params.local_chassis_id,
1415 sizeof(p_params->chassis_id_tlv));
1416 for (i = 0; i < ECORE_LLDP_CHASSIS_ID_STAT_LEN; i++)
1417 p_params->chassis_id_tlv[i] =
1418 OSAL_BE32_TO_CPU(p_params->chassis_id_tlv[i]);
1420 OSAL_MEMCPY(p_params->port_id_tlv, lldp_params.local_port_id,
1421 sizeof(p_params->port_id_tlv));
1422 for (i = 0; i < ECORE_LLDP_PORT_ID_STAT_LEN; i++)
1423 p_params->port_id_tlv[i] =
1424 OSAL_BE32_TO_CPU(p_params->port_id_tlv[i]);
1426 return ECORE_SUCCESS;
1429 enum _ecore_status_t
1430 ecore_lldp_set_params(struct ecore_hwfn *p_hwfn, struct ecore_ptt *p_ptt,
1431 struct ecore_lldp_config_params *p_params)
1433 u32 mb_param = 0, mcp_resp = 0, mcp_param = 0;
1434 struct lldp_config_params_s lldp_params;
1435 enum _ecore_status_t rc = ECORE_SUCCESS;
1439 switch (p_params->agent) {
1440 case ECORE_LLDP_NEAREST_BRIDGE:
1441 val = LLDP_NEAREST_BRIDGE;
1443 case ECORE_LLDP_NEAREST_NON_TPMR_BRIDGE:
1444 val = LLDP_NEAREST_NON_TPMR_BRIDGE;
1446 case ECORE_LLDP_NEAREST_CUSTOMER_BRIDGE:
1447 val = LLDP_NEAREST_CUSTOMER_BRIDGE;
1450 DP_ERR(p_hwfn, "Invalid agent type %d\n", p_params->agent);
1454 SET_MFW_FIELD(mb_param, DRV_MB_PARAM_LLDP_AGENT, val);
1455 addr = p_hwfn->mcp_info->port_addr +
1456 offsetof(struct public_port, lldp_config_params[val]);
1458 OSAL_MEMSET(&lldp_params, 0, sizeof(lldp_params));
1459 SET_MFW_FIELD(lldp_params.config, LLDP_CONFIG_TX_INTERVAL,
1460 p_params->tx_interval);
1461 SET_MFW_FIELD(lldp_params.config, LLDP_CONFIG_HOLD, p_params->tx_hold);
1462 SET_MFW_FIELD(lldp_params.config, LLDP_CONFIG_MAX_CREDIT,
1463 p_params->tx_credit);
1464 SET_MFW_FIELD(lldp_params.config, LLDP_CONFIG_ENABLE_RX,
1465 !!p_params->rx_enable);
1466 SET_MFW_FIELD(lldp_params.config, LLDP_CONFIG_ENABLE_TX,
1467 !!p_params->tx_enable);
1469 for (i = 0; i < ECORE_LLDP_CHASSIS_ID_STAT_LEN; i++)
1470 p_params->chassis_id_tlv[i] =
1471 OSAL_CPU_TO_BE32(p_params->chassis_id_tlv[i]);
1472 OSAL_MEMCPY(lldp_params.local_chassis_id, p_params->chassis_id_tlv,
1473 sizeof(lldp_params.local_chassis_id));
1475 for (i = 0; i < ECORE_LLDP_PORT_ID_STAT_LEN; i++)
1476 p_params->port_id_tlv[i] =
1477 OSAL_CPU_TO_BE32(p_params->port_id_tlv[i]);
1478 OSAL_MEMCPY(lldp_params.local_port_id, p_params->port_id_tlv,
1479 sizeof(lldp_params.local_port_id));
1481 ecore_memcpy_to(p_hwfn, p_ptt, addr, &lldp_params, sizeof(lldp_params));
1483 rc = ecore_mcp_cmd(p_hwfn, p_ptt, DRV_MSG_CODE_SET_LLDP,
1484 mb_param, &mcp_resp, &mcp_param);
1485 if (rc != ECORE_SUCCESS)
1486 DP_NOTICE(p_hwfn, false, "SET_LLDP failed, error = %d\n", rc);
1491 enum _ecore_status_t
1492 ecore_lldp_set_system_tlvs(struct ecore_hwfn *p_hwfn, struct ecore_ptt *p_ptt,
1493 struct ecore_lldp_sys_tlvs *p_params)
1495 u32 mb_param = 0, mcp_resp = 0, mcp_param = 0;
1496 enum _ecore_status_t rc = ECORE_SUCCESS;
1497 struct lldp_system_tlvs_buffer_s lld_tlv_buf;
1502 p_val = (u32 *)p_params->buf;
1503 for (i = 0; i < ECORE_LLDP_SYS_TLV_SIZE / 4; i++)
1504 p_val[i] = OSAL_CPU_TO_BE32(p_val[i]);
1506 OSAL_MEMSET(&lld_tlv_buf, 0, sizeof(lld_tlv_buf));
1507 SET_MFW_FIELD(lld_tlv_buf.flags, LLDP_SYSTEM_TLV_VALID, 1);
1508 SET_MFW_FIELD(lld_tlv_buf.flags, LLDP_SYSTEM_TLV_MANDATORY,
1509 !!p_params->discard_mandatory_tlv);
1510 SET_MFW_FIELD(lld_tlv_buf.flags, LLDP_SYSTEM_TLV_LENGTH,
1511 p_params->buf_size);
1512 len = ECORE_LLDP_SYS_TLV_SIZE / 2;
1513 OSAL_MEMCPY(lld_tlv_buf.data, p_params->buf, len);
1515 addr = p_hwfn->mcp_info->port_addr +
1516 offsetof(struct public_port, system_lldp_tlvs_buf);
1517 ecore_memcpy_to(p_hwfn, p_ptt, addr, &lld_tlv_buf, sizeof(lld_tlv_buf));
1519 if (p_params->buf_size > len) {
1520 addr = p_hwfn->mcp_info->port_addr +
1521 offsetof(struct public_port, system_lldp_tlvs_buf2);
1522 ecore_memcpy_to(p_hwfn, p_ptt, addr, &p_params->buf[len],
1523 ECORE_LLDP_SYS_TLV_SIZE / 2);
1526 rc = ecore_mcp_cmd(p_hwfn, p_ptt, DRV_MSG_CODE_SET_LLDP,
1527 mb_param, &mcp_resp, &mcp_param);
1528 if (rc != ECORE_SUCCESS)
1529 DP_NOTICE(p_hwfn, false, "SET_LLDP failed, error = %d\n", rc);