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;
220 "No action required, App TLV id = 0x%x"
221 " app_prio_bitmap = 0x%x\n",
222 id, app_prio_bitmap);
229 /* Parse app TLV's to update TC information in hw_info structure for
230 * reconfiguring QM. Get protocol specific data for PF update ramrod command.
232 static enum _ecore_status_t
233 ecore_dcbx_process_tlv(struct ecore_hwfn *p_hwfn,
234 struct ecore_dcbx_results *p_data,
235 struct dcbx_app_priority_entry *p_tbl, u32 pri_tc_tbl,
236 int count, u8 dcbx_version)
238 enum dcbx_protocol_type type;
239 bool enable, ieee, eth_tlv;
243 enum _ecore_status_t rc = ECORE_SUCCESS;
246 DP_VERBOSE(p_hwfn, ECORE_MSG_DCB,
247 "Num APP entries = %d pri_tc_tbl = 0x%x dcbx_version = %u\n",
248 count, pri_tc_tbl, dcbx_version);
250 ieee = (dcbx_version == DCBX_CONFIG_VERSION_IEEE);
253 for (i = 0; i < count; i++) {
254 protocol_id = GET_MFW_FIELD(p_tbl[i].entry,
255 DCBX_APP_PROTOCOL_ID);
256 priority_map = GET_MFW_FIELD(p_tbl[i].entry, DCBX_APP_PRI_MAP);
257 DP_VERBOSE(p_hwfn, ECORE_MSG_DCB, "Id = 0x%x pri_map = %u\n",
258 protocol_id, priority_map);
259 rc = ecore_dcbx_get_app_priority(priority_map, &priority);
260 if (rc == ECORE_INVAL) {
261 DP_ERR(p_hwfn, "Invalid priority\n");
265 tc = ECORE_DCBX_PRIO2TC(pri_tc_tbl, priority);
266 if (ecore_dcbx_get_app_protocol_type(p_hwfn, p_tbl[i].entry,
269 /* ETH always have the enable bit reset, as it gets
270 * vlan information per packet. For other protocols,
271 * should be set according to the dcbx_enabled
272 * indication, but we only got here if there was an
273 * app tlv for the protocol, so dcbx must be enabled.
275 if (type == DCBX_PROTOCOL_ETH) {
282 ecore_dcbx_update_app_info(p_data, p_hwfn, enable,
287 /* If Eth TLV is not detected, use UFP TC as default TC */
288 if (OSAL_TEST_BIT(ECORE_MF_UFP_SPECIFIC,
289 &p_hwfn->p_dev->mf_bits) && !eth_tlv)
290 p_data->arr[DCBX_PROTOCOL_ETH].tc = p_hwfn->ufp_info.tc;
292 /* Update ramrod protocol data and hw_info fields
293 * with default info when corresponding APP TLV's are not detected.
294 * The enabled field has a different logic for ethernet as only for
295 * ethernet dcb should disabled by default, as the information arrives
296 * from the OS (unless an explicit app tlv was present).
298 tc = p_data->arr[DCBX_PROTOCOL_ETH].tc;
299 priority = p_data->arr[DCBX_PROTOCOL_ETH].priority;
300 for (type = 0; type < DCBX_MAX_PROTOCOL_TYPE; type++) {
301 if (p_data->arr[type].update)
304 enable = (type == DCBX_PROTOCOL_ETH) ? false : !!dcbx_version;
305 ecore_dcbx_update_app_info(p_data, p_hwfn, enable,
309 return ECORE_SUCCESS;
312 /* Parse app TLV's to update TC information in hw_info structure for
313 * reconfiguring QM. Get protocol specific data for PF update ramrod command.
315 static enum _ecore_status_t
316 ecore_dcbx_process_mib_info(struct ecore_hwfn *p_hwfn)
318 struct dcbx_app_priority_feature *p_app;
319 struct dcbx_app_priority_entry *p_tbl;
320 struct ecore_dcbx_results data = { 0 };
321 struct dcbx_ets_feature *p_ets;
322 struct ecore_hw_info *p_info;
323 u32 pri_tc_tbl, flags;
326 enum _ecore_status_t rc = ECORE_SUCCESS;
328 flags = p_hwfn->p_dcbx_info->operational.flags;
329 dcbx_version = GET_MFW_FIELD(flags, DCBX_CONFIG_VERSION);
331 p_app = &p_hwfn->p_dcbx_info->operational.features.app;
332 p_tbl = p_app->app_pri_tbl;
334 p_ets = &p_hwfn->p_dcbx_info->operational.features.ets;
335 pri_tc_tbl = p_ets->pri_tc_tbl[0];
337 p_info = &p_hwfn->hw_info;
338 num_entries = GET_MFW_FIELD(p_app->flags, DCBX_APP_NUM_ENTRIES);
340 rc = ecore_dcbx_process_tlv(p_hwfn, &data, p_tbl, pri_tc_tbl,
341 num_entries, dcbx_version);
342 if (rc != ECORE_SUCCESS)
345 p_info->num_active_tc = GET_MFW_FIELD(p_ets->flags, DCBX_ETS_MAX_TCS);
346 p_hwfn->qm_info.ooo_tc = GET_MFW_FIELD(p_ets->flags, DCBX_OOO_TC);
347 data.pf_id = p_hwfn->rel_pf_id;
348 data.dcbx_enabled = !!dcbx_version;
350 ecore_dcbx_dp_protocol(p_hwfn, &data);
352 OSAL_MEMCPY(&p_hwfn->p_dcbx_info->results, &data,
353 sizeof(struct ecore_dcbx_results));
355 return ECORE_SUCCESS;
358 static enum _ecore_status_t
359 ecore_dcbx_copy_mib(struct ecore_hwfn *p_hwfn,
360 struct ecore_ptt *p_ptt,
361 struct ecore_dcbx_mib_meta_data *p_data,
362 enum ecore_mib_read_type type)
364 u32 prefix_seq_num, suffix_seq_num;
366 enum _ecore_status_t rc = ECORE_SUCCESS;
368 /* The data is considered to be valid only if both sequence numbers are
372 if (type == ECORE_DCBX_REMOTE_LLDP_MIB) {
373 ecore_memcpy_from(p_hwfn, p_ptt, p_data->lldp_remote,
374 p_data->addr, p_data->size);
375 prefix_seq_num = p_data->lldp_remote->prefix_seq_num;
376 suffix_seq_num = p_data->lldp_remote->suffix_seq_num;
377 } else if (type == ECORE_DCBX_LLDP_TLVS) {
378 ecore_memcpy_from(p_hwfn, p_ptt, p_data->lldp_tlvs,
379 p_data->addr, p_data->size);
380 prefix_seq_num = p_data->lldp_tlvs->prefix_seq_num;
381 suffix_seq_num = p_data->lldp_tlvs->suffix_seq_num;
384 ecore_memcpy_from(p_hwfn, p_ptt, p_data->mib,
385 p_data->addr, p_data->size);
386 prefix_seq_num = p_data->mib->prefix_seq_num;
387 suffix_seq_num = p_data->mib->suffix_seq_num;
391 DP_VERBOSE(p_hwfn, ECORE_MSG_DCB,
392 "mib type = %d, try count = %d prefix seq num ="
393 " %d suffix seq num = %d\n",
394 type, read_count, prefix_seq_num, suffix_seq_num);
395 } while ((prefix_seq_num != suffix_seq_num) &&
396 (read_count < ECORE_DCBX_MAX_MIB_READ_TRY));
398 if (read_count >= ECORE_DCBX_MAX_MIB_READ_TRY) {
400 "MIB read err, mib type = %d, try count ="
401 " %d prefix seq num = %d suffix seq num = %d\n",
402 type, read_count, prefix_seq_num, suffix_seq_num);
410 ecore_dcbx_get_priority_info(struct ecore_hwfn *p_hwfn,
411 struct ecore_dcbx_app_prio *p_prio,
412 struct ecore_dcbx_results *p_results)
416 if (p_results->arr[DCBX_PROTOCOL_ETH].update &&
417 p_results->arr[DCBX_PROTOCOL_ETH].enable)
418 p_prio->eth = p_results->arr[DCBX_PROTOCOL_ETH].priority;
420 DP_VERBOSE(p_hwfn, ECORE_MSG_DCB,
421 "Priorities: eth %d\n",
426 ecore_dcbx_get_app_data(struct ecore_hwfn *p_hwfn,
427 struct dcbx_app_priority_feature *p_app,
428 struct dcbx_app_priority_entry *p_tbl,
429 struct ecore_dcbx_params *p_params, bool ieee)
431 struct ecore_app_entry *entry;
435 p_params->app_willing = GET_MFW_FIELD(p_app->flags, DCBX_APP_WILLING);
436 p_params->app_valid = GET_MFW_FIELD(p_app->flags, DCBX_APP_ENABLED);
437 p_params->app_error = GET_MFW_FIELD(p_app->flags, DCBX_APP_ERROR);
438 p_params->num_app_entries = GET_MFW_FIELD(p_app->flags,
439 DCBX_APP_NUM_ENTRIES);
440 for (i = 0; i < p_params->num_app_entries; i++) {
441 entry = &p_params->app_entry[i];
446 sf_ieee = GET_MFW_FIELD(p_tbl[i].entry,
449 case DCBX_APP_SF_IEEE_RESERVED:
451 val = GET_MFW_FIELD(p_tbl[i].entry,
453 entry->sf_ieee = val ?
454 ECORE_DCBX_SF_IEEE_TCP_UDP_PORT :
455 ECORE_DCBX_SF_IEEE_ETHTYPE;
457 case DCBX_APP_SF_IEEE_ETHTYPE:
458 entry->sf_ieee = ECORE_DCBX_SF_IEEE_ETHTYPE;
460 case DCBX_APP_SF_IEEE_TCP_PORT:
461 entry->sf_ieee = ECORE_DCBX_SF_IEEE_TCP_PORT;
463 case DCBX_APP_SF_IEEE_UDP_PORT:
464 entry->sf_ieee = ECORE_DCBX_SF_IEEE_UDP_PORT;
466 case DCBX_APP_SF_IEEE_TCP_UDP_PORT:
468 ECORE_DCBX_SF_IEEE_TCP_UDP_PORT;
472 entry->ethtype = !(GET_MFW_FIELD(p_tbl[i].entry,
476 pri_map = GET_MFW_FIELD(p_tbl[i].entry, DCBX_APP_PRI_MAP);
477 ecore_dcbx_get_app_priority(pri_map, &entry->prio);
478 entry->proto_id = GET_MFW_FIELD(p_tbl[i].entry,
479 DCBX_APP_PROTOCOL_ID);
480 ecore_dcbx_get_app_protocol_type(p_hwfn, p_tbl[i].entry,
482 &entry->proto_type, ieee);
485 DP_VERBOSE(p_hwfn, ECORE_MSG_DCB,
486 "APP params: willing %d, valid %d error = %d\n",
487 p_params->app_willing, p_params->app_valid,
488 p_params->app_error);
492 ecore_dcbx_get_pfc_data(struct ecore_hwfn *p_hwfn,
493 u32 pfc, struct ecore_dcbx_params *p_params)
497 p_params->pfc.willing = GET_MFW_FIELD(pfc, DCBX_PFC_WILLING);
498 p_params->pfc.max_tc = GET_MFW_FIELD(pfc, DCBX_PFC_CAPS);
499 p_params->pfc.enabled = GET_MFW_FIELD(pfc, DCBX_PFC_ENABLED);
500 pfc_map = GET_MFW_FIELD(pfc, DCBX_PFC_PRI_EN_BITMAP);
501 p_params->pfc.prio[0] = !!(pfc_map & DCBX_PFC_PRI_EN_BITMAP_PRI_0);
502 p_params->pfc.prio[1] = !!(pfc_map & DCBX_PFC_PRI_EN_BITMAP_PRI_1);
503 p_params->pfc.prio[2] = !!(pfc_map & DCBX_PFC_PRI_EN_BITMAP_PRI_2);
504 p_params->pfc.prio[3] = !!(pfc_map & DCBX_PFC_PRI_EN_BITMAP_PRI_3);
505 p_params->pfc.prio[4] = !!(pfc_map & DCBX_PFC_PRI_EN_BITMAP_PRI_4);
506 p_params->pfc.prio[5] = !!(pfc_map & DCBX_PFC_PRI_EN_BITMAP_PRI_5);
507 p_params->pfc.prio[6] = !!(pfc_map & DCBX_PFC_PRI_EN_BITMAP_PRI_6);
508 p_params->pfc.prio[7] = !!(pfc_map & DCBX_PFC_PRI_EN_BITMAP_PRI_7);
510 DP_VERBOSE(p_hwfn, ECORE_MSG_DCB,
511 "PFC params: willing %d, pfc_bitmap %u max_tc = %u enabled = %d\n",
512 p_params->pfc.willing, pfc_map, p_params->pfc.max_tc,
513 p_params->pfc.enabled);
517 ecore_dcbx_get_ets_data(struct ecore_hwfn *p_hwfn,
518 struct dcbx_ets_feature *p_ets,
519 struct ecore_dcbx_params *p_params)
521 u32 bw_map[2], tsa_map[2], pri_map;
524 p_params->ets_willing = GET_MFW_FIELD(p_ets->flags, DCBX_ETS_WILLING);
525 p_params->ets_enabled = GET_MFW_FIELD(p_ets->flags, DCBX_ETS_ENABLED);
526 p_params->ets_cbs = GET_MFW_FIELD(p_ets->flags, DCBX_ETS_CBS);
527 p_params->max_ets_tc = GET_MFW_FIELD(p_ets->flags, DCBX_ETS_MAX_TCS);
528 DP_VERBOSE(p_hwfn, ECORE_MSG_DCB,
529 "ETS params: willing %d, enabled = %d ets_cbs %d pri_tc_tbl_0 %x max_ets_tc %d\n",
530 p_params->ets_willing, p_params->ets_enabled,
531 p_params->ets_cbs, p_ets->pri_tc_tbl[0],
532 p_params->max_ets_tc);
534 /* 8 bit tsa and bw data corresponding to each of the 8 TC's are
535 * encoded in a type u32 array of size 2.
537 bw_map[0] = OSAL_BE32_TO_CPU(p_ets->tc_bw_tbl[0]);
538 bw_map[1] = OSAL_BE32_TO_CPU(p_ets->tc_bw_tbl[1]);
539 tsa_map[0] = OSAL_BE32_TO_CPU(p_ets->tc_tsa_tbl[0]);
540 tsa_map[1] = OSAL_BE32_TO_CPU(p_ets->tc_tsa_tbl[1]);
541 pri_map = p_ets->pri_tc_tbl[0];
542 for (i = 0; i < ECORE_MAX_PFC_PRIORITIES; i++) {
543 p_params->ets_tc_bw_tbl[i] = ((u8 *)bw_map)[i];
544 p_params->ets_tc_tsa_tbl[i] = ((u8 *)tsa_map)[i];
545 p_params->ets_pri_tc_tbl[i] = ECORE_DCBX_PRIO2TC(pri_map, i);
546 DP_VERBOSE(p_hwfn, ECORE_MSG_DCB,
547 "elem %d bw_tbl %x tsa_tbl %x\n",
548 i, p_params->ets_tc_bw_tbl[i],
549 p_params->ets_tc_tsa_tbl[i]);
554 ecore_dcbx_get_common_params(struct ecore_hwfn *p_hwfn,
555 struct dcbx_app_priority_feature *p_app,
556 struct dcbx_app_priority_entry *p_tbl,
557 struct dcbx_ets_feature *p_ets,
558 u32 pfc, struct ecore_dcbx_params *p_params,
561 ecore_dcbx_get_app_data(p_hwfn, p_app, p_tbl, p_params, ieee);
562 ecore_dcbx_get_ets_data(p_hwfn, p_ets, p_params);
563 ecore_dcbx_get_pfc_data(p_hwfn, pfc, p_params);
567 ecore_dcbx_get_local_params(struct ecore_hwfn *p_hwfn,
568 struct ecore_dcbx_get *params)
570 struct dcbx_features *p_feat;
572 p_feat = &p_hwfn->p_dcbx_info->local_admin.features;
573 ecore_dcbx_get_common_params(p_hwfn, &p_feat->app,
574 p_feat->app.app_pri_tbl, &p_feat->ets,
575 p_feat->pfc, ¶ms->local.params, false);
576 params->local.valid = true;
580 ecore_dcbx_get_remote_params(struct ecore_hwfn *p_hwfn,
581 struct ecore_dcbx_get *params)
583 struct dcbx_features *p_feat;
585 p_feat = &p_hwfn->p_dcbx_info->remote.features;
586 ecore_dcbx_get_common_params(p_hwfn, &p_feat->app,
587 p_feat->app.app_pri_tbl, &p_feat->ets,
588 p_feat->pfc, ¶ms->remote.params,
590 params->remote.valid = true;
593 static void ecore_dcbx_get_dscp_params(struct ecore_hwfn *p_hwfn,
594 struct ecore_dcbx_get *params)
596 struct ecore_dcbx_dscp_params *p_dscp;
597 struct dcb_dscp_map *p_dscp_map;
601 p_dscp = ¶ms->dscp;
602 p_dscp_map = &p_hwfn->p_dcbx_info->dscp_map;
603 p_dscp->enabled = GET_MFW_FIELD(p_dscp_map->flags, DCB_DSCP_ENABLE);
605 /* MFW encodes 64 dscp entries into 8 element array of u32 entries,
606 * where each entry holds the 4bit priority map for 8 dscp entries.
608 for (i = 0, entry = 0; i < ECORE_DCBX_DSCP_SIZE / 8; i++) {
609 pri_map = OSAL_BE32_TO_CPU(p_dscp_map->dscp_pri_map[i]);
610 DP_VERBOSE(p_hwfn, ECORE_MSG_DCB, "elem %d pri_map 0x%x\n",
612 for (j = 0; j < ECORE_DCBX_DSCP_SIZE / 8; j++, entry++)
613 p_dscp->dscp_pri_map[entry] = (u32)(pri_map >>
619 ecore_dcbx_get_operational_params(struct ecore_hwfn *p_hwfn,
620 struct ecore_dcbx_get *params)
622 struct ecore_dcbx_operational_params *p_operational;
623 struct ecore_dcbx_results *p_results;
624 struct dcbx_features *p_feat;
629 flags = p_hwfn->p_dcbx_info->operational.flags;
631 /* If DCBx version is non zero, then negotiation
632 * was successfuly performed
634 p_operational = ¶ms->operational;
635 enabled = !!(GET_MFW_FIELD(flags, DCBX_CONFIG_VERSION) !=
636 DCBX_CONFIG_VERSION_DISABLED);
638 p_operational->enabled = enabled;
639 p_operational->valid = false;
640 DP_VERBOSE(p_hwfn, ECORE_MSG_DCB, "Dcbx is disabled\n");
644 p_feat = &p_hwfn->p_dcbx_info->operational.features;
645 p_results = &p_hwfn->p_dcbx_info->results;
647 val = !!(GET_MFW_FIELD(flags, DCBX_CONFIG_VERSION) ==
648 DCBX_CONFIG_VERSION_IEEE);
649 p_operational->ieee = val;
651 val = !!(GET_MFW_FIELD(flags, DCBX_CONFIG_VERSION) ==
652 DCBX_CONFIG_VERSION_CEE);
653 p_operational->cee = val;
655 val = !!(GET_MFW_FIELD(flags, DCBX_CONFIG_VERSION) ==
656 DCBX_CONFIG_VERSION_STATIC);
657 p_operational->local = val;
659 DP_VERBOSE(p_hwfn, ECORE_MSG_DCB,
660 "Version support: ieee %d, cee %d, static %d\n",
661 p_operational->ieee, p_operational->cee,
662 p_operational->local);
664 ecore_dcbx_get_common_params(p_hwfn, &p_feat->app,
665 p_feat->app.app_pri_tbl, &p_feat->ets,
666 p_feat->pfc, ¶ms->operational.params,
667 p_operational->ieee);
668 ecore_dcbx_get_priority_info(p_hwfn, &p_operational->app_prio,
670 err = GET_MFW_FIELD(p_feat->app.flags, DCBX_APP_ERROR);
671 p_operational->err = err;
672 p_operational->enabled = enabled;
673 p_operational->valid = true;
676 static void ecore_dcbx_get_local_lldp_params(struct ecore_hwfn *p_hwfn,
677 struct ecore_dcbx_get *params)
679 struct lldp_config_params_s *p_local;
681 p_local = &p_hwfn->p_dcbx_info->lldp_local[LLDP_NEAREST_BRIDGE];
683 OSAL_MEMCPY(params->lldp_local.local_chassis_id,
684 p_local->local_chassis_id,
685 sizeof(params->lldp_local.local_chassis_id));
686 OSAL_MEMCPY(params->lldp_local.local_port_id, p_local->local_port_id,
687 sizeof(params->lldp_local.local_port_id));
690 static void ecore_dcbx_get_remote_lldp_params(struct ecore_hwfn *p_hwfn,
691 struct ecore_dcbx_get *params)
693 struct lldp_status_params_s *p_remote;
695 p_remote = &p_hwfn->p_dcbx_info->lldp_remote[LLDP_NEAREST_BRIDGE];
697 OSAL_MEMCPY(params->lldp_remote.peer_chassis_id,
698 p_remote->peer_chassis_id,
699 sizeof(params->lldp_remote.peer_chassis_id));
700 OSAL_MEMCPY(params->lldp_remote.peer_port_id, p_remote->peer_port_id,
701 sizeof(params->lldp_remote.peer_port_id));
704 static enum _ecore_status_t
705 ecore_dcbx_get_params(struct ecore_hwfn *p_hwfn,
706 struct ecore_dcbx_get *p_params,
707 enum ecore_mib_read_type type)
710 case ECORE_DCBX_REMOTE_MIB:
711 ecore_dcbx_get_remote_params(p_hwfn, p_params);
713 case ECORE_DCBX_LOCAL_MIB:
714 ecore_dcbx_get_local_params(p_hwfn, p_params);
716 case ECORE_DCBX_OPERATIONAL_MIB:
717 ecore_dcbx_get_operational_params(p_hwfn, p_params);
719 case ECORE_DCBX_REMOTE_LLDP_MIB:
720 ecore_dcbx_get_remote_lldp_params(p_hwfn, p_params);
722 case ECORE_DCBX_LOCAL_LLDP_MIB:
723 ecore_dcbx_get_local_lldp_params(p_hwfn, p_params);
726 DP_ERR(p_hwfn, "MIB read err, unknown mib type %d\n", type);
730 return ECORE_SUCCESS;
733 static enum _ecore_status_t
734 ecore_dcbx_read_local_lldp_mib(struct ecore_hwfn *p_hwfn,
735 struct ecore_ptt *p_ptt)
737 struct ecore_dcbx_mib_meta_data data;
738 enum _ecore_status_t rc = ECORE_SUCCESS;
740 OSAL_MEM_ZERO(&data, sizeof(data));
741 data.addr = p_hwfn->mcp_info->port_addr + offsetof(struct public_port,
743 data.lldp_local = p_hwfn->p_dcbx_info->lldp_local;
744 data.size = sizeof(struct lldp_config_params_s);
745 ecore_memcpy_from(p_hwfn, p_ptt, data.lldp_local, data.addr, data.size);
750 static enum _ecore_status_t
751 ecore_dcbx_read_remote_lldp_mib(struct ecore_hwfn *p_hwfn,
752 struct ecore_ptt *p_ptt,
753 enum ecore_mib_read_type type)
755 struct ecore_dcbx_mib_meta_data data;
756 enum _ecore_status_t rc = ECORE_SUCCESS;
758 OSAL_MEM_ZERO(&data, sizeof(data));
759 data.addr = p_hwfn->mcp_info->port_addr + offsetof(struct public_port,
761 data.lldp_remote = p_hwfn->p_dcbx_info->lldp_remote;
762 data.size = sizeof(struct lldp_status_params_s);
763 rc = ecore_dcbx_copy_mib(p_hwfn, p_ptt, &data, type);
768 static enum _ecore_status_t
769 ecore_dcbx_read_operational_mib(struct ecore_hwfn *p_hwfn,
770 struct ecore_ptt *p_ptt,
771 enum ecore_mib_read_type type)
773 struct ecore_dcbx_mib_meta_data data;
774 enum _ecore_status_t rc = ECORE_SUCCESS;
776 OSAL_MEM_ZERO(&data, sizeof(data));
777 data.addr = p_hwfn->mcp_info->port_addr +
778 offsetof(struct public_port, operational_dcbx_mib);
779 data.mib = &p_hwfn->p_dcbx_info->operational;
780 data.size = sizeof(struct dcbx_mib);
781 rc = ecore_dcbx_copy_mib(p_hwfn, p_ptt, &data, type);
786 static enum _ecore_status_t
787 ecore_dcbx_read_remote_mib(struct ecore_hwfn *p_hwfn,
788 struct ecore_ptt *p_ptt,
789 enum ecore_mib_read_type type)
791 struct ecore_dcbx_mib_meta_data data;
792 enum _ecore_status_t rc = ECORE_SUCCESS;
794 OSAL_MEM_ZERO(&data, sizeof(data));
795 data.addr = p_hwfn->mcp_info->port_addr +
796 offsetof(struct public_port, remote_dcbx_mib);
797 data.mib = &p_hwfn->p_dcbx_info->remote;
798 data.size = sizeof(struct dcbx_mib);
799 rc = ecore_dcbx_copy_mib(p_hwfn, p_ptt, &data, type);
804 static enum _ecore_status_t
805 ecore_dcbx_read_local_mib(struct ecore_hwfn *p_hwfn, struct ecore_ptt *p_ptt)
807 struct ecore_dcbx_mib_meta_data data;
808 enum _ecore_status_t rc = ECORE_SUCCESS;
810 OSAL_MEM_ZERO(&data, sizeof(data));
811 data.addr = p_hwfn->mcp_info->port_addr +
812 offsetof(struct public_port, local_admin_dcbx_mib);
813 data.local_admin = &p_hwfn->p_dcbx_info->local_admin;
814 data.size = sizeof(struct dcbx_local_params);
815 ecore_memcpy_from(p_hwfn, p_ptt, data.local_admin,
816 data.addr, data.size);
822 ecore_dcbx_read_dscp_mib(struct ecore_hwfn *p_hwfn, struct ecore_ptt *p_ptt)
824 struct ecore_dcbx_mib_meta_data data;
826 data.addr = p_hwfn->mcp_info->port_addr +
827 offsetof(struct public_port, dcb_dscp_map);
828 data.dscp_map = &p_hwfn->p_dcbx_info->dscp_map;
829 data.size = sizeof(struct dcb_dscp_map);
830 ecore_memcpy_from(p_hwfn, p_ptt, data.dscp_map, data.addr, data.size);
833 static enum _ecore_status_t ecore_dcbx_read_mib(struct ecore_hwfn *p_hwfn,
834 struct ecore_ptt *p_ptt,
835 enum ecore_mib_read_type type)
837 enum _ecore_status_t rc = ECORE_INVAL;
840 case ECORE_DCBX_OPERATIONAL_MIB:
841 ecore_dcbx_read_dscp_mib(p_hwfn, p_ptt);
842 rc = ecore_dcbx_read_operational_mib(p_hwfn, p_ptt, type);
844 case ECORE_DCBX_REMOTE_MIB:
845 rc = ecore_dcbx_read_remote_mib(p_hwfn, p_ptt, type);
847 case ECORE_DCBX_LOCAL_MIB:
848 rc = ecore_dcbx_read_local_mib(p_hwfn, p_ptt);
850 case ECORE_DCBX_REMOTE_LLDP_MIB:
851 rc = ecore_dcbx_read_remote_lldp_mib(p_hwfn, p_ptt, type);
853 case ECORE_DCBX_LOCAL_LLDP_MIB:
854 rc = ecore_dcbx_read_local_lldp_mib(p_hwfn, p_ptt);
857 DP_ERR(p_hwfn, "MIB read err, unknown mib type %d\n", type);
860 return ECORE_SUCCESS;
865 * Reconfigure QM and invoke PF update ramrod command if operational MIB
866 * change is detected.
869 ecore_dcbx_mib_update_event(struct ecore_hwfn *p_hwfn, struct ecore_ptt *p_ptt,
870 enum ecore_mib_read_type type)
872 enum _ecore_status_t rc = ECORE_SUCCESS;
874 rc = ecore_dcbx_read_mib(p_hwfn, p_ptt, type);
878 if (type == ECORE_DCBX_OPERATIONAL_MIB) {
879 ecore_dcbx_get_dscp_params(p_hwfn, &p_hwfn->p_dcbx_info->get);
881 rc = ecore_dcbx_process_mib_info(p_hwfn);
883 /* reconfigure tcs of QM queues according
884 * to negotiation results
886 ecore_qm_reconf(p_hwfn, p_ptt);
888 /* update storm FW with negotiation results */
889 ecore_sp_pf_update_dcbx(p_hwfn);
893 ecore_dcbx_get_params(p_hwfn, &p_hwfn->p_dcbx_info->get, type);
895 /* Update the DSCP to TC mapping bit if required */
896 if ((type == ECORE_DCBX_OPERATIONAL_MIB) &&
897 p_hwfn->p_dcbx_info->dscp_nig_update) {
898 u8 val = !!p_hwfn->p_dcbx_info->get.dscp.enabled;
900 ecore_wr(p_hwfn, p_ptt, NIG_REG_DSCP_TO_TC_MAP_ENABLE, val);
901 p_hwfn->p_dcbx_info->dscp_nig_update = false;
904 OSAL_DCBX_AEN(p_hwfn, type);
909 enum _ecore_status_t ecore_dcbx_info_alloc(struct ecore_hwfn *p_hwfn)
911 p_hwfn->p_dcbx_info = OSAL_ZALLOC(p_hwfn->p_dev, GFP_KERNEL,
912 sizeof(*p_hwfn->p_dcbx_info));
913 if (!p_hwfn->p_dcbx_info) {
914 DP_NOTICE(p_hwfn, true,
915 "Failed to allocate `struct ecore_dcbx_info'");
919 p_hwfn->p_dcbx_info->iwarp_port =
920 p_hwfn->pf_params.rdma_pf_params.iwarp_port;
922 return ECORE_SUCCESS;
925 void ecore_dcbx_info_free(struct ecore_hwfn *p_hwfn)
927 OSAL_FREE(p_hwfn->p_dev, p_hwfn->p_dcbx_info);
930 static void ecore_dcbx_update_protocol_data(struct protocol_dcb_data *p_data,
931 struct ecore_dcbx_results *p_src,
932 enum dcbx_protocol_type type)
934 p_data->dcb_enable_flag = p_src->arr[type].enable;
935 p_data->dcb_priority = p_src->arr[type].priority;
936 p_data->dcb_tc = p_src->arr[type].tc;
937 p_data->dscp_enable_flag = p_src->arr[type].dscp_enable;
938 p_data->dscp_val = p_src->arr[type].dscp_val;
941 /* Set pf update ramrod command params */
942 void ecore_dcbx_set_pf_update_params(struct ecore_dcbx_results *p_src,
943 struct pf_update_ramrod_data *p_dest)
945 struct protocol_dcb_data *p_dcb_data;
948 update_flag = p_src->arr[DCBX_PROTOCOL_ETH].update;
949 p_dest->update_eth_dcb_data_mode = update_flag;
950 update_flag = p_src->arr[DCBX_PROTOCOL_IWARP].update;
951 p_dest->update_iwarp_dcb_data_mode = update_flag;
953 p_dcb_data = &p_dest->eth_dcb_data;
954 ecore_dcbx_update_protocol_data(p_dcb_data, p_src, DCBX_PROTOCOL_ETH);
955 p_dcb_data = &p_dest->iwarp_dcb_data;
956 ecore_dcbx_update_protocol_data(p_dcb_data, p_src, DCBX_PROTOCOL_IWARP);
959 enum _ecore_status_t ecore_dcbx_query_params(struct ecore_hwfn *p_hwfn,
960 struct ecore_dcbx_get *p_get,
961 enum ecore_mib_read_type type)
963 struct ecore_ptt *p_ptt;
964 enum _ecore_status_t rc;
966 if (IS_VF(p_hwfn->p_dev))
969 p_ptt = ecore_ptt_acquire(p_hwfn);
971 return ECORE_TIMEOUT;
973 rc = ecore_dcbx_read_mib(p_hwfn, p_ptt, type);
974 if (rc != ECORE_SUCCESS)
977 ecore_dcbx_get_dscp_params(p_hwfn, p_get);
979 rc = ecore_dcbx_get_params(p_hwfn, p_get, type);
982 ecore_ptt_release(p_hwfn, p_ptt);
987 ecore_dcbx_set_pfc_data(struct ecore_hwfn *p_hwfn,
988 u32 *pfc, struct ecore_dcbx_params *p_params)
993 if (p_params->pfc.willing)
994 *pfc |= DCBX_PFC_WILLING_MASK;
996 *pfc &= ~DCBX_PFC_WILLING_MASK;
998 if (p_params->pfc.enabled)
999 *pfc |= DCBX_PFC_ENABLED_MASK;
1001 *pfc &= ~DCBX_PFC_ENABLED_MASK;
1003 *pfc &= ~DCBX_PFC_CAPS_MASK;
1004 *pfc |= (u32)p_params->pfc.max_tc << DCBX_PFC_CAPS_OFFSET;
1006 for (i = 0; i < ECORE_MAX_PFC_PRIORITIES; i++)
1007 if (p_params->pfc.prio[i])
1008 pfc_map |= (1 << i);
1009 *pfc &= ~DCBX_PFC_PRI_EN_BITMAP_MASK;
1010 *pfc |= (pfc_map << DCBX_PFC_PRI_EN_BITMAP_OFFSET);
1012 DP_VERBOSE(p_hwfn, ECORE_MSG_DCB, "pfc = 0x%x\n", *pfc);
1016 ecore_dcbx_set_ets_data(struct ecore_hwfn *p_hwfn,
1017 struct dcbx_ets_feature *p_ets,
1018 struct ecore_dcbx_params *p_params)
1020 u8 *bw_map, *tsa_map;
1024 if (p_params->ets_willing)
1025 p_ets->flags |= DCBX_ETS_WILLING_MASK;
1027 p_ets->flags &= ~DCBX_ETS_WILLING_MASK;
1029 if (p_params->ets_cbs)
1030 p_ets->flags |= DCBX_ETS_CBS_MASK;
1032 p_ets->flags &= ~DCBX_ETS_CBS_MASK;
1034 if (p_params->ets_enabled)
1035 p_ets->flags |= DCBX_ETS_ENABLED_MASK;
1037 p_ets->flags &= ~DCBX_ETS_ENABLED_MASK;
1039 p_ets->flags &= ~DCBX_ETS_MAX_TCS_MASK;
1040 p_ets->flags |= (u32)p_params->max_ets_tc << DCBX_ETS_MAX_TCS_OFFSET;
1042 bw_map = (u8 *)&p_ets->tc_bw_tbl[0];
1043 tsa_map = (u8 *)&p_ets->tc_tsa_tbl[0];
1044 p_ets->pri_tc_tbl[0] = 0;
1045 for (i = 0; i < ECORE_MAX_PFC_PRIORITIES; i++) {
1046 bw_map[i] = p_params->ets_tc_bw_tbl[i];
1047 tsa_map[i] = p_params->ets_tc_tsa_tbl[i];
1048 /* Copy the priority value to the corresponding 4 bits in the
1049 * traffic class table.
1051 val = (((u32)p_params->ets_pri_tc_tbl[i]) << ((7 - i) * 4));
1052 p_ets->pri_tc_tbl[0] |= val;
1054 for (i = 0; i < 2; i++) {
1055 p_ets->tc_bw_tbl[i] = OSAL_CPU_TO_BE32(p_ets->tc_bw_tbl[i]);
1056 p_ets->tc_tsa_tbl[i] = OSAL_CPU_TO_BE32(p_ets->tc_tsa_tbl[i]);
1059 DP_VERBOSE(p_hwfn, ECORE_MSG_DCB,
1060 "flags = 0x%x pri_tc = 0x%x tc_bwl[] = {0x%x, 0x%x} tc_tsa = {0x%x, 0x%x}\n",
1061 p_ets->flags, p_ets->pri_tc_tbl[0], p_ets->tc_bw_tbl[0],
1062 p_ets->tc_bw_tbl[1], p_ets->tc_tsa_tbl[0],
1063 p_ets->tc_tsa_tbl[1]);
1067 ecore_dcbx_set_app_data(struct ecore_hwfn *p_hwfn,
1068 struct dcbx_app_priority_feature *p_app,
1069 struct ecore_dcbx_params *p_params, bool ieee)
1074 if (p_params->app_willing)
1075 p_app->flags |= DCBX_APP_WILLING_MASK;
1077 p_app->flags &= ~DCBX_APP_WILLING_MASK;
1079 if (p_params->app_valid)
1080 p_app->flags |= DCBX_APP_ENABLED_MASK;
1082 p_app->flags &= ~DCBX_APP_ENABLED_MASK;
1084 p_app->flags &= ~DCBX_APP_NUM_ENTRIES_MASK;
1085 p_app->flags |= (u32)p_params->num_app_entries <<
1086 DCBX_APP_NUM_ENTRIES_OFFSET;
1088 for (i = 0; i < p_params->num_app_entries; i++) {
1089 entry = &p_app->app_pri_tbl[i].entry;
1092 *entry &= ~(DCBX_APP_SF_IEEE_MASK | DCBX_APP_SF_MASK);
1093 switch (p_params->app_entry[i].sf_ieee) {
1094 case ECORE_DCBX_SF_IEEE_ETHTYPE:
1095 *entry |= ((u32)DCBX_APP_SF_IEEE_ETHTYPE <<
1096 DCBX_APP_SF_IEEE_OFFSET);
1097 *entry |= ((u32)DCBX_APP_SF_ETHTYPE <<
1098 DCBX_APP_SF_OFFSET);
1100 case ECORE_DCBX_SF_IEEE_TCP_PORT:
1101 *entry |= ((u32)DCBX_APP_SF_IEEE_TCP_PORT <<
1102 DCBX_APP_SF_IEEE_OFFSET);
1103 *entry |= ((u32)DCBX_APP_SF_PORT <<
1104 DCBX_APP_SF_OFFSET);
1106 case ECORE_DCBX_SF_IEEE_UDP_PORT:
1107 *entry |= ((u32)DCBX_APP_SF_IEEE_UDP_PORT <<
1108 DCBX_APP_SF_IEEE_OFFSET);
1109 *entry |= ((u32)DCBX_APP_SF_PORT <<
1110 DCBX_APP_SF_OFFSET);
1112 case ECORE_DCBX_SF_IEEE_TCP_UDP_PORT:
1113 *entry |= (u32)DCBX_APP_SF_IEEE_TCP_UDP_PORT <<
1114 DCBX_APP_SF_IEEE_OFFSET;
1115 *entry |= ((u32)DCBX_APP_SF_PORT <<
1116 DCBX_APP_SF_OFFSET);
1120 *entry &= ~DCBX_APP_SF_MASK;
1121 if (p_params->app_entry[i].ethtype)
1122 *entry |= ((u32)DCBX_APP_SF_ETHTYPE <<
1123 DCBX_APP_SF_OFFSET);
1125 *entry |= ((u32)DCBX_APP_SF_PORT <<
1126 DCBX_APP_SF_OFFSET);
1128 *entry &= ~DCBX_APP_PROTOCOL_ID_MASK;
1129 *entry |= ((u32)p_params->app_entry[i].proto_id <<
1130 DCBX_APP_PROTOCOL_ID_OFFSET);
1131 *entry &= ~DCBX_APP_PRI_MAP_MASK;
1132 *entry |= ((u32)(p_params->app_entry[i].prio) <<
1133 DCBX_APP_PRI_MAP_OFFSET);
1136 DP_VERBOSE(p_hwfn, ECORE_MSG_DCB, "flags = 0x%x\n", p_app->flags);
1140 ecore_dcbx_set_local_params(struct ecore_hwfn *p_hwfn,
1141 struct dcbx_local_params *local_admin,
1142 struct ecore_dcbx_set *params)
1146 local_admin->flags = 0;
1147 OSAL_MEMCPY(&local_admin->features,
1148 &p_hwfn->p_dcbx_info->operational.features,
1149 sizeof(local_admin->features));
1151 if (params->enabled) {
1152 local_admin->config = params->ver_num;
1153 ieee = !!(params->ver_num & DCBX_CONFIG_VERSION_IEEE);
1155 local_admin->config = DCBX_CONFIG_VERSION_DISABLED;
1158 DP_VERBOSE(p_hwfn, ECORE_MSG_DCB, "Dcbx version = %d\n",
1159 local_admin->config);
1161 if (params->override_flags & ECORE_DCBX_OVERRIDE_PFC_CFG)
1162 ecore_dcbx_set_pfc_data(p_hwfn, &local_admin->features.pfc,
1163 ¶ms->config.params);
1165 if (params->override_flags & ECORE_DCBX_OVERRIDE_ETS_CFG)
1166 ecore_dcbx_set_ets_data(p_hwfn, &local_admin->features.ets,
1167 ¶ms->config.params);
1169 if (params->override_flags & ECORE_DCBX_OVERRIDE_APP_CFG)
1170 ecore_dcbx_set_app_data(p_hwfn, &local_admin->features.app,
1171 ¶ms->config.params, ieee);
1174 static enum _ecore_status_t
1175 ecore_dcbx_set_dscp_params(struct ecore_hwfn *p_hwfn,
1176 struct dcb_dscp_map *p_dscp_map,
1177 struct ecore_dcbx_set *p_params)
1182 OSAL_MEMCPY(p_dscp_map, &p_hwfn->p_dcbx_info->dscp_map,
1183 sizeof(*p_dscp_map));
1185 p_dscp_map->flags &= ~DCB_DSCP_ENABLE_MASK;
1186 if (p_params->dscp.enabled)
1187 p_dscp_map->flags |= DCB_DSCP_ENABLE_MASK;
1189 for (i = 0, entry = 0; i < 8; i++) {
1191 for (j = 0; j < 8; j++, entry++)
1192 val |= (((u32)p_params->dscp.dscp_pri_map[entry]) <<
1195 p_dscp_map->dscp_pri_map[i] = OSAL_CPU_TO_BE32(val);
1198 p_hwfn->p_dcbx_info->dscp_nig_update = true;
1200 DP_VERBOSE(p_hwfn, ECORE_MSG_DCB, "flags = 0x%x\n", p_dscp_map->flags);
1201 DP_VERBOSE(p_hwfn, ECORE_MSG_DCB,
1202 "pri_map[] = 0x%x 0x%x 0x%x 0x%x 0x%x 0x%x 0x%x 0x%x\n",
1203 p_dscp_map->dscp_pri_map[0], p_dscp_map->dscp_pri_map[1],
1204 p_dscp_map->dscp_pri_map[2], p_dscp_map->dscp_pri_map[3],
1205 p_dscp_map->dscp_pri_map[4], p_dscp_map->dscp_pri_map[5],
1206 p_dscp_map->dscp_pri_map[6], p_dscp_map->dscp_pri_map[7]);
1208 return ECORE_SUCCESS;
1211 enum _ecore_status_t ecore_dcbx_config_params(struct ecore_hwfn *p_hwfn,
1212 struct ecore_ptt *p_ptt,
1213 struct ecore_dcbx_set *params,
1216 struct dcbx_local_params local_admin;
1217 struct ecore_dcbx_mib_meta_data data;
1218 struct dcb_dscp_map dscp_map;
1219 u32 resp = 0, param = 0;
1220 enum _ecore_status_t rc = ECORE_SUCCESS;
1222 OSAL_MEMCPY(&p_hwfn->p_dcbx_info->set, params,
1223 sizeof(p_hwfn->p_dcbx_info->set));
1225 return ECORE_SUCCESS;
1227 OSAL_MEMSET(&local_admin, 0, sizeof(local_admin));
1228 ecore_dcbx_set_local_params(p_hwfn, &local_admin, params);
1230 data.addr = p_hwfn->mcp_info->port_addr +
1231 offsetof(struct public_port, local_admin_dcbx_mib);
1232 data.local_admin = &local_admin;
1233 data.size = sizeof(struct dcbx_local_params);
1234 ecore_memcpy_to(p_hwfn, p_ptt, data.addr, data.local_admin, data.size);
1236 if (params->override_flags & ECORE_DCBX_OVERRIDE_DSCP_CFG) {
1237 OSAL_MEMSET(&dscp_map, 0, sizeof(dscp_map));
1238 ecore_dcbx_set_dscp_params(p_hwfn, &dscp_map, params);
1240 data.addr = p_hwfn->mcp_info->port_addr +
1241 offsetof(struct public_port, dcb_dscp_map);
1242 data.dscp_map = &dscp_map;
1243 data.size = sizeof(struct dcb_dscp_map);
1244 ecore_memcpy_to(p_hwfn, p_ptt, data.addr, data.dscp_map,
1248 rc = ecore_mcp_cmd(p_hwfn, p_ptt, DRV_MSG_CODE_SET_DCBX,
1249 1 << DRV_MB_PARAM_LLDP_SEND_OFFSET, &resp, ¶m);
1250 if (rc != ECORE_SUCCESS)
1251 DP_NOTICE(p_hwfn, false,
1252 "Failed to send DCBX update request\n");
1257 enum _ecore_status_t ecore_dcbx_get_config_params(struct ecore_hwfn *p_hwfn,
1258 struct ecore_dcbx_set *params)
1260 struct ecore_dcbx_get *dcbx_info;
1263 if (p_hwfn->p_dcbx_info->set.config.valid) {
1264 OSAL_MEMCPY(params, &p_hwfn->p_dcbx_info->set,
1265 sizeof(struct ecore_dcbx_set));
1266 return ECORE_SUCCESS;
1269 dcbx_info = OSAL_ALLOC(p_hwfn->p_dev, GFP_KERNEL,
1270 sizeof(*dcbx_info));
1274 OSAL_MEMSET(dcbx_info, 0, sizeof(*dcbx_info));
1275 rc = ecore_dcbx_query_params(p_hwfn, dcbx_info,
1276 ECORE_DCBX_OPERATIONAL_MIB);
1278 OSAL_FREE(p_hwfn->p_dev, dcbx_info);
1281 p_hwfn->p_dcbx_info->set.override_flags = 0;
1283 p_hwfn->p_dcbx_info->set.ver_num = DCBX_CONFIG_VERSION_DISABLED;
1284 if (dcbx_info->operational.cee)
1285 p_hwfn->p_dcbx_info->set.ver_num |= DCBX_CONFIG_VERSION_CEE;
1286 if (dcbx_info->operational.ieee)
1287 p_hwfn->p_dcbx_info->set.ver_num |= DCBX_CONFIG_VERSION_IEEE;
1288 if (dcbx_info->operational.local)
1289 p_hwfn->p_dcbx_info->set.ver_num |= DCBX_CONFIG_VERSION_STATIC;
1291 p_hwfn->p_dcbx_info->set.enabled = dcbx_info->operational.enabled;
1292 OSAL_MEMCPY(&p_hwfn->p_dcbx_info->set.dscp,
1293 &p_hwfn->p_dcbx_info->get.dscp,
1294 sizeof(struct ecore_dcbx_dscp_params));
1295 OSAL_MEMCPY(&p_hwfn->p_dcbx_info->set.config.params,
1296 &dcbx_info->operational.params,
1297 sizeof(p_hwfn->p_dcbx_info->set.config.params));
1298 p_hwfn->p_dcbx_info->set.config.valid = true;
1300 OSAL_MEMCPY(params, &p_hwfn->p_dcbx_info->set,
1301 sizeof(struct ecore_dcbx_set));
1303 OSAL_FREE(p_hwfn->p_dev, dcbx_info);
1305 return ECORE_SUCCESS;
1308 enum _ecore_status_t ecore_lldp_register_tlv(struct ecore_hwfn *p_hwfn,
1309 struct ecore_ptt *p_ptt,
1310 enum ecore_lldp_agent agent,
1313 u32 mb_param = 0, mcp_resp = 0, mcp_param = 0, val = 0;
1314 enum _ecore_status_t rc = ECORE_SUCCESS;
1317 case ECORE_LLDP_NEAREST_BRIDGE:
1318 val = LLDP_NEAREST_BRIDGE;
1320 case ECORE_LLDP_NEAREST_NON_TPMR_BRIDGE:
1321 val = LLDP_NEAREST_NON_TPMR_BRIDGE;
1323 case ECORE_LLDP_NEAREST_CUSTOMER_BRIDGE:
1324 val = LLDP_NEAREST_CUSTOMER_BRIDGE;
1327 DP_ERR(p_hwfn, "Invalid agent type %d\n", agent);
1331 SET_MFW_FIELD(mb_param, DRV_MB_PARAM_LLDP_AGENT, val);
1332 SET_MFW_FIELD(mb_param, DRV_MB_PARAM_LLDP_TLV_RX_TYPE, tlv_type);
1334 rc = ecore_mcp_cmd(p_hwfn, p_ptt, DRV_MSG_CODE_REGISTER_LLDP_TLVS_RX,
1335 mb_param, &mcp_resp, &mcp_param);
1336 if (rc != ECORE_SUCCESS)
1337 DP_NOTICE(p_hwfn, false, "Failed to register TLV\n");
1342 enum _ecore_status_t
1343 ecore_lldp_mib_update_event(struct ecore_hwfn *p_hwfn, struct ecore_ptt *p_ptt)
1345 struct ecore_dcbx_mib_meta_data data;
1346 enum _ecore_status_t rc = ECORE_SUCCESS;
1347 struct lldp_received_tlvs_s tlvs;
1350 for (i = 0; i < LLDP_MAX_LLDP_AGENTS; i++) {
1351 OSAL_MEM_ZERO(&data, sizeof(data));
1352 data.addr = p_hwfn->mcp_info->port_addr +
1353 offsetof(struct public_port, lldp_received_tlvs[i]);
1354 data.lldp_tlvs = &tlvs;
1355 data.size = sizeof(tlvs);
1356 rc = ecore_dcbx_copy_mib(p_hwfn, p_ptt, &data,
1357 ECORE_DCBX_LLDP_TLVS);
1358 if (rc != ECORE_SUCCESS) {
1359 DP_NOTICE(p_hwfn, false, "Failed to read lldp TLVs\n");
1366 for (i = 0; i < MAX_TLV_BUFFER; i++)
1367 tlvs.tlvs_buffer[i] =
1368 OSAL_CPU_TO_BE32(tlvs.tlvs_buffer[i]);
1370 OSAL_LLDP_RX_TLVS(p_hwfn, tlvs.tlvs_buffer, tlvs.length);
1376 enum _ecore_status_t
1377 ecore_lldp_get_params(struct ecore_hwfn *p_hwfn, struct ecore_ptt *p_ptt,
1378 struct ecore_lldp_config_params *p_params)
1380 struct lldp_config_params_s lldp_params;
1384 switch (p_params->agent) {
1385 case ECORE_LLDP_NEAREST_BRIDGE:
1386 val = LLDP_NEAREST_BRIDGE;
1388 case ECORE_LLDP_NEAREST_NON_TPMR_BRIDGE:
1389 val = LLDP_NEAREST_NON_TPMR_BRIDGE;
1391 case ECORE_LLDP_NEAREST_CUSTOMER_BRIDGE:
1392 val = LLDP_NEAREST_CUSTOMER_BRIDGE;
1395 DP_ERR(p_hwfn, "Invalid agent type %d\n", p_params->agent);
1399 addr = p_hwfn->mcp_info->port_addr +
1400 offsetof(struct public_port, lldp_config_params[val]);
1402 ecore_memcpy_from(p_hwfn, p_ptt, &lldp_params, addr,
1403 sizeof(lldp_params));
1405 p_params->tx_interval = GET_MFW_FIELD(lldp_params.config,
1406 LLDP_CONFIG_TX_INTERVAL);
1407 p_params->tx_hold = GET_MFW_FIELD(lldp_params.config, LLDP_CONFIG_HOLD);
1408 p_params->tx_credit = GET_MFW_FIELD(lldp_params.config,
1409 LLDP_CONFIG_MAX_CREDIT);
1410 p_params->rx_enable = GET_MFW_FIELD(lldp_params.config,
1411 LLDP_CONFIG_ENABLE_RX);
1412 p_params->tx_enable = GET_MFW_FIELD(lldp_params.config,
1413 LLDP_CONFIG_ENABLE_TX);
1415 OSAL_MEMCPY(p_params->chassis_id_tlv, lldp_params.local_chassis_id,
1416 sizeof(p_params->chassis_id_tlv));
1417 for (i = 0; i < ECORE_LLDP_CHASSIS_ID_STAT_LEN; i++)
1418 p_params->chassis_id_tlv[i] =
1419 OSAL_BE32_TO_CPU(p_params->chassis_id_tlv[i]);
1421 OSAL_MEMCPY(p_params->port_id_tlv, lldp_params.local_port_id,
1422 sizeof(p_params->port_id_tlv));
1423 for (i = 0; i < ECORE_LLDP_PORT_ID_STAT_LEN; i++)
1424 p_params->port_id_tlv[i] =
1425 OSAL_BE32_TO_CPU(p_params->port_id_tlv[i]);
1427 return ECORE_SUCCESS;
1430 enum _ecore_status_t
1431 ecore_lldp_set_params(struct ecore_hwfn *p_hwfn, struct ecore_ptt *p_ptt,
1432 struct ecore_lldp_config_params *p_params)
1434 u32 mb_param = 0, mcp_resp = 0, mcp_param = 0;
1435 struct lldp_config_params_s lldp_params;
1436 enum _ecore_status_t rc = ECORE_SUCCESS;
1440 switch (p_params->agent) {
1441 case ECORE_LLDP_NEAREST_BRIDGE:
1442 val = LLDP_NEAREST_BRIDGE;
1444 case ECORE_LLDP_NEAREST_NON_TPMR_BRIDGE:
1445 val = LLDP_NEAREST_NON_TPMR_BRIDGE;
1447 case ECORE_LLDP_NEAREST_CUSTOMER_BRIDGE:
1448 val = LLDP_NEAREST_CUSTOMER_BRIDGE;
1451 DP_ERR(p_hwfn, "Invalid agent type %d\n", p_params->agent);
1455 SET_MFW_FIELD(mb_param, DRV_MB_PARAM_LLDP_AGENT, val);
1456 addr = p_hwfn->mcp_info->port_addr +
1457 offsetof(struct public_port, lldp_config_params[val]);
1459 OSAL_MEMSET(&lldp_params, 0, sizeof(lldp_params));
1460 SET_MFW_FIELD(lldp_params.config, LLDP_CONFIG_TX_INTERVAL,
1461 p_params->tx_interval);
1462 SET_MFW_FIELD(lldp_params.config, LLDP_CONFIG_HOLD, p_params->tx_hold);
1463 SET_MFW_FIELD(lldp_params.config, LLDP_CONFIG_MAX_CREDIT,
1464 p_params->tx_credit);
1465 SET_MFW_FIELD(lldp_params.config, LLDP_CONFIG_ENABLE_RX,
1466 !!p_params->rx_enable);
1467 SET_MFW_FIELD(lldp_params.config, LLDP_CONFIG_ENABLE_TX,
1468 !!p_params->tx_enable);
1470 for (i = 0; i < ECORE_LLDP_CHASSIS_ID_STAT_LEN; i++)
1471 p_params->chassis_id_tlv[i] =
1472 OSAL_CPU_TO_BE32(p_params->chassis_id_tlv[i]);
1473 OSAL_MEMCPY(lldp_params.local_chassis_id, p_params->chassis_id_tlv,
1474 sizeof(lldp_params.local_chassis_id));
1476 for (i = 0; i < ECORE_LLDP_PORT_ID_STAT_LEN; i++)
1477 p_params->port_id_tlv[i] =
1478 OSAL_CPU_TO_BE32(p_params->port_id_tlv[i]);
1479 OSAL_MEMCPY(lldp_params.local_port_id, p_params->port_id_tlv,
1480 sizeof(lldp_params.local_port_id));
1482 ecore_memcpy_to(p_hwfn, p_ptt, addr, &lldp_params, sizeof(lldp_params));
1484 rc = ecore_mcp_cmd(p_hwfn, p_ptt, DRV_MSG_CODE_SET_LLDP,
1485 mb_param, &mcp_resp, &mcp_param);
1486 if (rc != ECORE_SUCCESS)
1487 DP_NOTICE(p_hwfn, false, "SET_LLDP failed, error = %d\n", rc);
1492 enum _ecore_status_t
1493 ecore_lldp_set_system_tlvs(struct ecore_hwfn *p_hwfn, struct ecore_ptt *p_ptt,
1494 struct ecore_lldp_sys_tlvs *p_params)
1496 u32 mb_param = 0, mcp_resp = 0, mcp_param = 0;
1497 enum _ecore_status_t rc = ECORE_SUCCESS;
1498 struct lldp_system_tlvs_buffer_s lld_tlv_buf;
1503 p_val = (u32 *)p_params->buf;
1504 for (i = 0; i < ECORE_LLDP_SYS_TLV_SIZE / 4; i++)
1505 p_val[i] = OSAL_CPU_TO_BE32(p_val[i]);
1507 OSAL_MEMSET(&lld_tlv_buf, 0, sizeof(lld_tlv_buf));
1508 SET_MFW_FIELD(lld_tlv_buf.flags, LLDP_SYSTEM_TLV_VALID, 1);
1509 SET_MFW_FIELD(lld_tlv_buf.flags, LLDP_SYSTEM_TLV_MANDATORY,
1510 !!p_params->discard_mandatory_tlv);
1511 SET_MFW_FIELD(lld_tlv_buf.flags, LLDP_SYSTEM_TLV_LENGTH,
1512 p_params->buf_size);
1513 len = ECORE_LLDP_SYS_TLV_SIZE / 2;
1514 OSAL_MEMCPY(lld_tlv_buf.data, p_params->buf, len);
1516 addr = p_hwfn->mcp_info->port_addr +
1517 offsetof(struct public_port, system_lldp_tlvs_buf);
1518 ecore_memcpy_to(p_hwfn, p_ptt, addr, &lld_tlv_buf, sizeof(lld_tlv_buf));
1520 if (p_params->buf_size > len) {
1521 addr = p_hwfn->mcp_info->port_addr +
1522 offsetof(struct public_port, system_lldp_tlvs_buf2);
1523 ecore_memcpy_to(p_hwfn, p_ptt, addr, &p_params->buf[len],
1524 ECORE_LLDP_SYS_TLV_SIZE / 2);
1527 rc = ecore_mcp_cmd(p_hwfn, p_ptt, DRV_MSG_CODE_SET_LLDP,
1528 mb_param, &mcp_resp, &mcp_param);
1529 if (rc != ECORE_SUCCESS)
1530 DP_NOTICE(p_hwfn, false, "SET_LLDP failed, error = %d\n", rc);