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;
166 const char *name; /* @DPDK */
169 for (i = 0; i < OSAL_ARRAY_SIZE(ecore_dcbx_app_update); i++) {
170 id = ecore_dcbx_app_update[i].id;
175 personality = ecore_dcbx_app_update[i].personality;
176 name = ecore_dcbx_app_update[i].name;
178 ecore_dcbx_set_params(p_data, p_hwfn, enable,
179 prio, tc, type, personality);
183 static enum _ecore_status_t
184 ecore_dcbx_get_app_priority(u8 pri_bitmap, u8 *priority)
186 u32 pri_mask, pri = ECORE_MAX_PFC_PRIORITIES;
187 u32 index = ECORE_MAX_PFC_PRIORITIES - 1;
188 enum _ecore_status_t rc = ECORE_SUCCESS;
190 /* Bitmap 1 corresponds to priority 0, return priority 0 */
191 if (pri_bitmap == 1) {
196 /* Choose the highest priority */
197 while ((pri == ECORE_MAX_PFC_PRIORITIES) && index) {
198 pri_mask = 1 << index;
199 if (pri_bitmap & pri_mask)
204 if (pri < ECORE_MAX_PFC_PRIORITIES)
213 ecore_dcbx_get_app_protocol_type(struct ecore_hwfn *p_hwfn,
214 u32 app_prio_bitmap, u16 id,
215 enum dcbx_protocol_type *type, bool ieee)
217 if (ecore_dcbx_default_tlv(app_prio_bitmap, id, ieee)) {
218 *type = DCBX_PROTOCOL_ETH;
220 *type = DCBX_MAX_PROTOCOL_TYPE;
222 "No action required, App TLV id = 0x%x"
223 " app_prio_bitmap = 0x%x\n",
224 id, app_prio_bitmap);
231 /* Parse app TLV's to update TC information in hw_info structure for
232 * reconfiguring QM. Get protocol specific data for PF update ramrod command.
234 static enum _ecore_status_t
235 ecore_dcbx_process_tlv(struct ecore_hwfn *p_hwfn,
236 struct ecore_dcbx_results *p_data,
237 struct dcbx_app_priority_entry *p_tbl, u32 pri_tc_tbl,
238 int count, u8 dcbx_version)
240 enum dcbx_protocol_type type;
241 bool enable, ieee, eth_tlv;
245 enum _ecore_status_t rc = ECORE_SUCCESS;
248 DP_VERBOSE(p_hwfn, ECORE_MSG_DCB,
249 "Num APP entries = %d pri_tc_tbl = 0x%x dcbx_version = %u\n",
250 count, pri_tc_tbl, dcbx_version);
252 ieee = (dcbx_version == DCBX_CONFIG_VERSION_IEEE);
255 for (i = 0; i < count; i++) {
256 protocol_id = GET_MFW_FIELD(p_tbl[i].entry,
257 DCBX_APP_PROTOCOL_ID);
258 priority_map = GET_MFW_FIELD(p_tbl[i].entry, DCBX_APP_PRI_MAP);
259 DP_VERBOSE(p_hwfn, ECORE_MSG_DCB, "Id = 0x%x pri_map = %u\n",
260 protocol_id, priority_map);
261 rc = ecore_dcbx_get_app_priority(priority_map, &priority);
262 if (rc == ECORE_INVAL) {
263 DP_ERR(p_hwfn, "Invalid priority\n");
267 tc = ECORE_DCBX_PRIO2TC(pri_tc_tbl, priority);
268 if (ecore_dcbx_get_app_protocol_type(p_hwfn, p_tbl[i].entry,
271 /* ETH always have the enable bit reset, as it gets
272 * vlan information per packet. For other protocols,
273 * should be set according to the dcbx_enabled
274 * indication, but we only got here if there was an
275 * app tlv for the protocol, so dcbx must be enabled.
277 if (type == DCBX_PROTOCOL_ETH) {
284 ecore_dcbx_update_app_info(p_data, p_hwfn, enable,
289 /* If Eth TLV is not detected, use UFP TC as default TC */
290 if (OSAL_TEST_BIT(ECORE_MF_UFP_SPECIFIC,
291 &p_hwfn->p_dev->mf_bits) && !eth_tlv)
292 p_data->arr[DCBX_PROTOCOL_ETH].tc = p_hwfn->ufp_info.tc;
294 /* Update ramrod protocol data and hw_info fields
295 * with default info when corresponding APP TLV's are not detected.
296 * The enabled field has a different logic for ethernet as only for
297 * ethernet dcb should disabled by default, as the information arrives
298 * from the OS (unless an explicit app tlv was present).
300 tc = p_data->arr[DCBX_PROTOCOL_ETH].tc;
301 priority = p_data->arr[DCBX_PROTOCOL_ETH].priority;
302 for (type = 0; type < DCBX_MAX_PROTOCOL_TYPE; type++) {
303 if (p_data->arr[type].update)
306 enable = (type == DCBX_PROTOCOL_ETH) ? false : !!dcbx_version;
307 ecore_dcbx_update_app_info(p_data, p_hwfn, enable,
311 return ECORE_SUCCESS;
314 /* Parse app TLV's to update TC information in hw_info structure for
315 * reconfiguring QM. Get protocol specific data for PF update ramrod command.
317 static enum _ecore_status_t
318 ecore_dcbx_process_mib_info(struct ecore_hwfn *p_hwfn)
320 struct dcbx_app_priority_feature *p_app;
321 enum _ecore_status_t rc = ECORE_SUCCESS;
322 struct ecore_dcbx_results data = { 0 };
323 struct dcbx_app_priority_entry *p_tbl;
324 struct dcbx_ets_feature *p_ets;
325 struct ecore_hw_info *p_info;
326 u32 pri_tc_tbl, flags;
330 flags = p_hwfn->p_dcbx_info->operational.flags;
331 dcbx_version = GET_MFW_FIELD(flags, DCBX_CONFIG_VERSION);
333 p_app = &p_hwfn->p_dcbx_info->operational.features.app;
334 p_tbl = p_app->app_pri_tbl;
336 p_ets = &p_hwfn->p_dcbx_info->operational.features.ets;
337 pri_tc_tbl = p_ets->pri_tc_tbl[0];
339 p_info = &p_hwfn->hw_info;
340 num_entries = GET_MFW_FIELD(p_app->flags, DCBX_APP_NUM_ENTRIES);
342 rc = ecore_dcbx_process_tlv(p_hwfn, &data, p_tbl, pri_tc_tbl,
343 num_entries, dcbx_version);
344 if (rc != ECORE_SUCCESS)
347 p_info->num_active_tc = GET_MFW_FIELD(p_ets->flags, DCBX_ETS_MAX_TCS);
348 p_hwfn->qm_info.ooo_tc = GET_MFW_FIELD(p_ets->flags, DCBX_OOO_TC);
349 data.pf_id = p_hwfn->rel_pf_id;
350 data.dcbx_enabled = !!dcbx_version;
352 ecore_dcbx_dp_protocol(p_hwfn, &data);
354 OSAL_MEMCPY(&p_hwfn->p_dcbx_info->results, &data,
355 sizeof(struct ecore_dcbx_results));
357 return ECORE_SUCCESS;
360 static enum _ecore_status_t
361 ecore_dcbx_copy_mib(struct ecore_hwfn *p_hwfn,
362 struct ecore_ptt *p_ptt,
363 struct ecore_dcbx_mib_meta_data *p_data,
364 enum ecore_mib_read_type type)
366 enum _ecore_status_t rc = ECORE_SUCCESS;
367 u32 prefix_seq_num, suffix_seq_num;
370 /* The data is considered to be valid only if both sequence numbers are
374 if (type == ECORE_DCBX_REMOTE_LLDP_MIB) {
375 ecore_memcpy_from(p_hwfn, p_ptt, p_data->lldp_remote,
376 p_data->addr, p_data->size);
377 prefix_seq_num = p_data->lldp_remote->prefix_seq_num;
378 suffix_seq_num = p_data->lldp_remote->suffix_seq_num;
379 } else if (type == ECORE_DCBX_LLDP_TLVS) {
380 ecore_memcpy_from(p_hwfn, p_ptt, p_data->lldp_tlvs,
381 p_data->addr, p_data->size);
382 prefix_seq_num = p_data->lldp_tlvs->prefix_seq_num;
383 suffix_seq_num = p_data->lldp_tlvs->suffix_seq_num;
386 ecore_memcpy_from(p_hwfn, p_ptt, p_data->mib,
387 p_data->addr, p_data->size);
388 prefix_seq_num = p_data->mib->prefix_seq_num;
389 suffix_seq_num = p_data->mib->suffix_seq_num;
393 DP_VERBOSE(p_hwfn, ECORE_MSG_DCB,
394 "mib type = %d, try count = %d prefix seq num ="
395 " %d suffix seq num = %d\n",
396 type, read_count, prefix_seq_num, suffix_seq_num);
397 } while ((prefix_seq_num != suffix_seq_num) &&
398 (read_count < ECORE_DCBX_MAX_MIB_READ_TRY));
400 if (read_count >= ECORE_DCBX_MAX_MIB_READ_TRY) {
402 "MIB read err, mib type = %d, try count ="
403 " %d prefix seq num = %d suffix seq num = %d\n",
404 type, read_count, prefix_seq_num, suffix_seq_num);
412 ecore_dcbx_get_priority_info(struct ecore_hwfn *p_hwfn,
413 struct ecore_dcbx_app_prio *p_prio,
414 struct ecore_dcbx_results *p_results)
418 if (p_results->arr[DCBX_PROTOCOL_ETH].update &&
419 p_results->arr[DCBX_PROTOCOL_ETH].enable)
420 p_prio->eth = p_results->arr[DCBX_PROTOCOL_ETH].priority;
422 DP_VERBOSE(p_hwfn, ECORE_MSG_DCB,
423 "Priorities: eth %d\n",
428 ecore_dcbx_get_app_data(struct ecore_hwfn *p_hwfn,
429 struct dcbx_app_priority_feature *p_app,
430 struct dcbx_app_priority_entry *p_tbl,
431 struct ecore_dcbx_params *p_params, bool ieee)
433 struct ecore_app_entry *entry;
437 p_params->app_willing = GET_MFW_FIELD(p_app->flags, DCBX_APP_WILLING);
438 p_params->app_valid = GET_MFW_FIELD(p_app->flags, DCBX_APP_ENABLED);
439 p_params->app_error = GET_MFW_FIELD(p_app->flags, DCBX_APP_ERROR);
440 p_params->num_app_entries = GET_MFW_FIELD(p_app->flags,
441 DCBX_APP_NUM_ENTRIES);
442 for (i = 0; i < p_params->num_app_entries; i++) {
443 entry = &p_params->app_entry[i];
448 sf_ieee = GET_MFW_FIELD(p_tbl[i].entry,
451 case DCBX_APP_SF_IEEE_RESERVED:
453 val = GET_MFW_FIELD(p_tbl[i].entry,
455 entry->sf_ieee = val ?
456 ECORE_DCBX_SF_IEEE_TCP_UDP_PORT :
457 ECORE_DCBX_SF_IEEE_ETHTYPE;
459 case DCBX_APP_SF_IEEE_ETHTYPE:
460 entry->sf_ieee = ECORE_DCBX_SF_IEEE_ETHTYPE;
462 case DCBX_APP_SF_IEEE_TCP_PORT:
463 entry->sf_ieee = ECORE_DCBX_SF_IEEE_TCP_PORT;
465 case DCBX_APP_SF_IEEE_UDP_PORT:
466 entry->sf_ieee = ECORE_DCBX_SF_IEEE_UDP_PORT;
468 case DCBX_APP_SF_IEEE_TCP_UDP_PORT:
470 ECORE_DCBX_SF_IEEE_TCP_UDP_PORT;
474 entry->ethtype = !(GET_MFW_FIELD(p_tbl[i].entry,
478 pri_map = GET_MFW_FIELD(p_tbl[i].entry, DCBX_APP_PRI_MAP);
479 ecore_dcbx_get_app_priority(pri_map, &entry->prio);
480 entry->proto_id = GET_MFW_FIELD(p_tbl[i].entry,
481 DCBX_APP_PROTOCOL_ID);
482 ecore_dcbx_get_app_protocol_type(p_hwfn, p_tbl[i].entry,
484 &entry->proto_type, ieee);
487 DP_VERBOSE(p_hwfn, ECORE_MSG_DCB,
488 "APP params: willing %d, valid %d error = %d\n",
489 p_params->app_willing, p_params->app_valid,
490 p_params->app_error);
494 ecore_dcbx_get_pfc_data(struct ecore_hwfn *p_hwfn,
495 u32 pfc, struct ecore_dcbx_params *p_params)
499 p_params->pfc.willing = GET_MFW_FIELD(pfc, DCBX_PFC_WILLING);
500 p_params->pfc.max_tc = GET_MFW_FIELD(pfc, DCBX_PFC_CAPS);
501 p_params->pfc.enabled = GET_MFW_FIELD(pfc, DCBX_PFC_ENABLED);
502 pfc_map = GET_MFW_FIELD(pfc, DCBX_PFC_PRI_EN_BITMAP);
503 p_params->pfc.prio[0] = !!(pfc_map & DCBX_PFC_PRI_EN_BITMAP_PRI_0);
504 p_params->pfc.prio[1] = !!(pfc_map & DCBX_PFC_PRI_EN_BITMAP_PRI_1);
505 p_params->pfc.prio[2] = !!(pfc_map & DCBX_PFC_PRI_EN_BITMAP_PRI_2);
506 p_params->pfc.prio[3] = !!(pfc_map & DCBX_PFC_PRI_EN_BITMAP_PRI_3);
507 p_params->pfc.prio[4] = !!(pfc_map & DCBX_PFC_PRI_EN_BITMAP_PRI_4);
508 p_params->pfc.prio[5] = !!(pfc_map & DCBX_PFC_PRI_EN_BITMAP_PRI_5);
509 p_params->pfc.prio[6] = !!(pfc_map & DCBX_PFC_PRI_EN_BITMAP_PRI_6);
510 p_params->pfc.prio[7] = !!(pfc_map & DCBX_PFC_PRI_EN_BITMAP_PRI_7);
512 DP_VERBOSE(p_hwfn, ECORE_MSG_DCB,
513 "PFC params: willing %d, pfc_bitmap %u max_tc = %u enabled = %d\n",
514 p_params->pfc.willing, pfc_map, p_params->pfc.max_tc,
515 p_params->pfc.enabled);
519 ecore_dcbx_get_ets_data(struct ecore_hwfn *p_hwfn,
520 struct dcbx_ets_feature *p_ets,
521 struct ecore_dcbx_params *p_params)
523 u32 bw_map[2], tsa_map[2], pri_map;
526 p_params->ets_willing = GET_MFW_FIELD(p_ets->flags, DCBX_ETS_WILLING);
527 p_params->ets_enabled = GET_MFW_FIELD(p_ets->flags, DCBX_ETS_ENABLED);
528 p_params->ets_cbs = GET_MFW_FIELD(p_ets->flags, DCBX_ETS_CBS);
529 p_params->max_ets_tc = GET_MFW_FIELD(p_ets->flags, DCBX_ETS_MAX_TCS);
530 DP_VERBOSE(p_hwfn, ECORE_MSG_DCB,
531 "ETS params: willing %d, enabled = %d ets_cbs %d pri_tc_tbl_0 %x max_ets_tc %d\n",
532 p_params->ets_willing, p_params->ets_enabled,
533 p_params->ets_cbs, p_ets->pri_tc_tbl[0],
534 p_params->max_ets_tc);
536 /* 8 bit tsa and bw data corresponding to each of the 8 TC's are
537 * encoded in a type u32 array of size 2.
539 bw_map[0] = OSAL_BE32_TO_CPU(p_ets->tc_bw_tbl[0]);
540 bw_map[1] = OSAL_BE32_TO_CPU(p_ets->tc_bw_tbl[1]);
541 tsa_map[0] = OSAL_BE32_TO_CPU(p_ets->tc_tsa_tbl[0]);
542 tsa_map[1] = OSAL_BE32_TO_CPU(p_ets->tc_tsa_tbl[1]);
543 pri_map = p_ets->pri_tc_tbl[0];
544 for (i = 0; i < ECORE_MAX_PFC_PRIORITIES; i++) {
545 p_params->ets_tc_bw_tbl[i] = ((u8 *)bw_map)[i];
546 p_params->ets_tc_tsa_tbl[i] = ((u8 *)tsa_map)[i];
547 p_params->ets_pri_tc_tbl[i] = ECORE_DCBX_PRIO2TC(pri_map, i);
548 DP_VERBOSE(p_hwfn, ECORE_MSG_DCB,
549 "elem %d bw_tbl %x tsa_tbl %x\n",
550 i, p_params->ets_tc_bw_tbl[i],
551 p_params->ets_tc_tsa_tbl[i]);
556 ecore_dcbx_get_common_params(struct ecore_hwfn *p_hwfn,
557 struct dcbx_app_priority_feature *p_app,
558 struct dcbx_app_priority_entry *p_tbl,
559 struct dcbx_ets_feature *p_ets,
560 u32 pfc, struct ecore_dcbx_params *p_params,
563 ecore_dcbx_get_app_data(p_hwfn, p_app, p_tbl, p_params, ieee);
564 ecore_dcbx_get_ets_data(p_hwfn, p_ets, p_params);
565 ecore_dcbx_get_pfc_data(p_hwfn, pfc, p_params);
569 ecore_dcbx_get_local_params(struct ecore_hwfn *p_hwfn,
570 struct ecore_dcbx_get *params)
572 struct dcbx_features *p_feat;
574 p_feat = &p_hwfn->p_dcbx_info->local_admin.features;
575 ecore_dcbx_get_common_params(p_hwfn, &p_feat->app,
576 p_feat->app.app_pri_tbl, &p_feat->ets,
577 p_feat->pfc, ¶ms->local.params, false);
578 params->local.valid = true;
582 ecore_dcbx_get_remote_params(struct ecore_hwfn *p_hwfn,
583 struct ecore_dcbx_get *params)
585 struct dcbx_features *p_feat;
587 p_feat = &p_hwfn->p_dcbx_info->remote.features;
588 ecore_dcbx_get_common_params(p_hwfn, &p_feat->app,
589 p_feat->app.app_pri_tbl, &p_feat->ets,
590 p_feat->pfc, ¶ms->remote.params,
592 params->remote.valid = true;
595 static void ecore_dcbx_get_dscp_params(struct ecore_hwfn *p_hwfn,
596 struct ecore_dcbx_get *params)
598 struct ecore_dcbx_dscp_params *p_dscp;
599 struct dcb_dscp_map *p_dscp_map;
603 p_dscp = ¶ms->dscp;
604 p_dscp_map = &p_hwfn->p_dcbx_info->dscp_map;
605 p_dscp->enabled = GET_MFW_FIELD(p_dscp_map->flags, DCB_DSCP_ENABLE);
607 /* MFW encodes 64 dscp entries into 8 element array of u32 entries,
608 * where each entry holds the 4bit priority map for 8 dscp entries.
610 for (i = 0, entry = 0; i < ECORE_DCBX_DSCP_SIZE / 8; i++) {
611 pri_map = OSAL_BE32_TO_CPU(p_dscp_map->dscp_pri_map[i]);
612 DP_VERBOSE(p_hwfn, ECORE_MSG_DCB, "elem %d pri_map 0x%x\n",
614 for (j = 0; j < ECORE_DCBX_DSCP_SIZE / 8; j++, entry++)
615 p_dscp->dscp_pri_map[entry] = (u32)(pri_map >>
621 ecore_dcbx_get_operational_params(struct ecore_hwfn *p_hwfn,
622 struct ecore_dcbx_get *params)
624 struct ecore_dcbx_operational_params *p_operational;
625 struct ecore_dcbx_results *p_results;
626 struct dcbx_features *p_feat;
631 flags = p_hwfn->p_dcbx_info->operational.flags;
633 /* If DCBx version is non zero, then negotiation
634 * was successfuly performed
636 p_operational = ¶ms->operational;
637 enabled = !!(GET_MFW_FIELD(flags, DCBX_CONFIG_VERSION) !=
638 DCBX_CONFIG_VERSION_DISABLED);
640 p_operational->enabled = enabled;
641 p_operational->valid = false;
642 DP_VERBOSE(p_hwfn, ECORE_MSG_DCB, "Dcbx is disabled\n");
646 p_feat = &p_hwfn->p_dcbx_info->operational.features;
647 p_results = &p_hwfn->p_dcbx_info->results;
649 val = !!(GET_MFW_FIELD(flags, DCBX_CONFIG_VERSION) ==
650 DCBX_CONFIG_VERSION_IEEE);
651 p_operational->ieee = val;
653 val = !!(GET_MFW_FIELD(flags, DCBX_CONFIG_VERSION) ==
654 DCBX_CONFIG_VERSION_CEE);
655 p_operational->cee = val;
657 val = !!(GET_MFW_FIELD(flags, DCBX_CONFIG_VERSION) ==
658 DCBX_CONFIG_VERSION_STATIC);
659 p_operational->local = val;
661 DP_VERBOSE(p_hwfn, ECORE_MSG_DCB,
662 "Version support: ieee %d, cee %d, static %d\n",
663 p_operational->ieee, p_operational->cee,
664 p_operational->local);
666 ecore_dcbx_get_common_params(p_hwfn, &p_feat->app,
667 p_feat->app.app_pri_tbl, &p_feat->ets,
668 p_feat->pfc, ¶ms->operational.params,
669 p_operational->ieee);
670 ecore_dcbx_get_priority_info(p_hwfn, &p_operational->app_prio,
672 err = GET_MFW_FIELD(p_feat->app.flags, DCBX_APP_ERROR);
673 p_operational->err = err;
674 p_operational->enabled = enabled;
675 p_operational->valid = true;
678 static void ecore_dcbx_get_local_lldp_params(struct ecore_hwfn *p_hwfn,
679 struct ecore_dcbx_get *params)
681 struct lldp_config_params_s *p_local;
683 p_local = &p_hwfn->p_dcbx_info->lldp_local[LLDP_NEAREST_BRIDGE];
685 OSAL_MEMCPY(params->lldp_local.local_chassis_id,
686 p_local->local_chassis_id,
687 sizeof(params->lldp_local.local_chassis_id));
688 OSAL_MEMCPY(params->lldp_local.local_port_id, p_local->local_port_id,
689 sizeof(params->lldp_local.local_port_id));
692 static void ecore_dcbx_get_remote_lldp_params(struct ecore_hwfn *p_hwfn,
693 struct ecore_dcbx_get *params)
695 struct lldp_status_params_s *p_remote;
697 p_remote = &p_hwfn->p_dcbx_info->lldp_remote[LLDP_NEAREST_BRIDGE];
699 OSAL_MEMCPY(params->lldp_remote.peer_chassis_id,
700 p_remote->peer_chassis_id,
701 sizeof(params->lldp_remote.peer_chassis_id));
702 OSAL_MEMCPY(params->lldp_remote.peer_port_id, p_remote->peer_port_id,
703 sizeof(params->lldp_remote.peer_port_id));
706 static enum _ecore_status_t
707 ecore_dcbx_get_params(struct ecore_hwfn *p_hwfn,
708 struct ecore_dcbx_get *p_params,
709 enum ecore_mib_read_type type)
712 case ECORE_DCBX_REMOTE_MIB:
713 ecore_dcbx_get_remote_params(p_hwfn, p_params);
715 case ECORE_DCBX_LOCAL_MIB:
716 ecore_dcbx_get_local_params(p_hwfn, p_params);
718 case ECORE_DCBX_OPERATIONAL_MIB:
719 ecore_dcbx_get_operational_params(p_hwfn, p_params);
721 case ECORE_DCBX_REMOTE_LLDP_MIB:
722 ecore_dcbx_get_remote_lldp_params(p_hwfn, p_params);
724 case ECORE_DCBX_LOCAL_LLDP_MIB:
725 ecore_dcbx_get_local_lldp_params(p_hwfn, p_params);
728 DP_ERR(p_hwfn, "MIB read err, unknown mib type %d\n", type);
732 return ECORE_SUCCESS;
735 static enum _ecore_status_t
736 ecore_dcbx_read_local_lldp_mib(struct ecore_hwfn *p_hwfn,
737 struct ecore_ptt *p_ptt)
739 struct ecore_dcbx_mib_meta_data data;
740 enum _ecore_status_t rc = ECORE_SUCCESS;
742 OSAL_MEM_ZERO(&data, sizeof(data));
743 data.addr = p_hwfn->mcp_info->port_addr + offsetof(struct public_port,
745 data.lldp_local = p_hwfn->p_dcbx_info->lldp_local;
746 data.size = sizeof(struct lldp_config_params_s);
747 ecore_memcpy_from(p_hwfn, p_ptt, data.lldp_local, data.addr, data.size);
752 static enum _ecore_status_t
753 ecore_dcbx_read_remote_lldp_mib(struct ecore_hwfn *p_hwfn,
754 struct ecore_ptt *p_ptt,
755 enum ecore_mib_read_type type)
757 struct ecore_dcbx_mib_meta_data data;
758 enum _ecore_status_t rc = ECORE_SUCCESS;
760 OSAL_MEM_ZERO(&data, sizeof(data));
761 data.addr = p_hwfn->mcp_info->port_addr + offsetof(struct public_port,
763 data.lldp_remote = p_hwfn->p_dcbx_info->lldp_remote;
764 data.size = sizeof(struct lldp_status_params_s);
765 rc = ecore_dcbx_copy_mib(p_hwfn, p_ptt, &data, type);
770 static enum _ecore_status_t
771 ecore_dcbx_read_operational_mib(struct ecore_hwfn *p_hwfn,
772 struct ecore_ptt *p_ptt,
773 enum ecore_mib_read_type type)
775 struct ecore_dcbx_mib_meta_data data;
776 enum _ecore_status_t rc = ECORE_SUCCESS;
778 OSAL_MEM_ZERO(&data, sizeof(data));
779 data.addr = p_hwfn->mcp_info->port_addr +
780 offsetof(struct public_port, operational_dcbx_mib);
781 data.mib = &p_hwfn->p_dcbx_info->operational;
782 data.size = sizeof(struct dcbx_mib);
783 rc = ecore_dcbx_copy_mib(p_hwfn, p_ptt, &data, type);
788 static enum _ecore_status_t
789 ecore_dcbx_read_remote_mib(struct ecore_hwfn *p_hwfn,
790 struct ecore_ptt *p_ptt,
791 enum ecore_mib_read_type type)
793 struct ecore_dcbx_mib_meta_data data;
794 enum _ecore_status_t rc = ECORE_SUCCESS;
796 OSAL_MEM_ZERO(&data, sizeof(data));
797 data.addr = p_hwfn->mcp_info->port_addr +
798 offsetof(struct public_port, remote_dcbx_mib);
799 data.mib = &p_hwfn->p_dcbx_info->remote;
800 data.size = sizeof(struct dcbx_mib);
801 rc = ecore_dcbx_copy_mib(p_hwfn, p_ptt, &data, type);
806 static enum _ecore_status_t
807 ecore_dcbx_read_local_mib(struct ecore_hwfn *p_hwfn, struct ecore_ptt *p_ptt)
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, local_admin_dcbx_mib);
815 data.local_admin = &p_hwfn->p_dcbx_info->local_admin;
816 data.size = sizeof(struct dcbx_local_params);
817 ecore_memcpy_from(p_hwfn, p_ptt, data.local_admin,
818 data.addr, data.size);
824 ecore_dcbx_read_dscp_mib(struct ecore_hwfn *p_hwfn, struct ecore_ptt *p_ptt)
826 struct ecore_dcbx_mib_meta_data data;
828 data.addr = p_hwfn->mcp_info->port_addr +
829 offsetof(struct public_port, dcb_dscp_map);
830 data.dscp_map = &p_hwfn->p_dcbx_info->dscp_map;
831 data.size = sizeof(struct dcb_dscp_map);
832 ecore_memcpy_from(p_hwfn, p_ptt, data.dscp_map, data.addr, data.size);
835 static enum _ecore_status_t ecore_dcbx_read_mib(struct ecore_hwfn *p_hwfn,
836 struct ecore_ptt *p_ptt,
837 enum ecore_mib_read_type type)
839 enum _ecore_status_t rc = ECORE_INVAL;
842 case ECORE_DCBX_OPERATIONAL_MIB:
843 ecore_dcbx_read_dscp_mib(p_hwfn, p_ptt);
844 rc = ecore_dcbx_read_operational_mib(p_hwfn, p_ptt, type);
846 case ECORE_DCBX_REMOTE_MIB:
847 rc = ecore_dcbx_read_remote_mib(p_hwfn, p_ptt, type);
849 case ECORE_DCBX_LOCAL_MIB:
850 rc = ecore_dcbx_read_local_mib(p_hwfn, p_ptt);
852 case ECORE_DCBX_REMOTE_LLDP_MIB:
853 rc = ecore_dcbx_read_remote_lldp_mib(p_hwfn, p_ptt, type);
855 case ECORE_DCBX_LOCAL_LLDP_MIB:
856 rc = ecore_dcbx_read_local_lldp_mib(p_hwfn, p_ptt);
859 DP_ERR(p_hwfn, "MIB read err, unknown mib type %d\n", type);
867 * Reconfigure QM and invoke PF update ramrod command if operational MIB
868 * change is detected.
871 ecore_dcbx_mib_update_event(struct ecore_hwfn *p_hwfn, struct ecore_ptt *p_ptt,
872 enum ecore_mib_read_type type)
874 enum _ecore_status_t rc = ECORE_SUCCESS;
876 rc = ecore_dcbx_read_mib(p_hwfn, p_ptt, type);
880 if (type == ECORE_DCBX_OPERATIONAL_MIB) {
881 ecore_dcbx_get_dscp_params(p_hwfn, &p_hwfn->p_dcbx_info->get);
883 rc = ecore_dcbx_process_mib_info(p_hwfn);
887 /* reconfigure tcs of QM queues according
888 * to negotiation results
890 ecore_qm_reconf(p_hwfn, p_ptt);
892 /* update storm FW with negotiation results */
893 ecore_sp_pf_update_dcbx(p_hwfn);
895 /* set eagle enigne 1 flow control workaround
896 * according to negotiation results
898 enabled = p_hwfn->p_dcbx_info->results.dcbx_enabled;
902 ecore_dcbx_get_params(p_hwfn, &p_hwfn->p_dcbx_info->get, type);
904 /* Update the DSCP to TC mapping bit if required */
905 if ((type == ECORE_DCBX_OPERATIONAL_MIB) &&
906 p_hwfn->p_dcbx_info->dscp_nig_update) {
907 u8 val = !!p_hwfn->p_dcbx_info->get.dscp.enabled;
909 ecore_wr(p_hwfn, p_ptt, NIG_REG_DSCP_TO_TC_MAP_ENABLE, val);
910 p_hwfn->p_dcbx_info->dscp_nig_update = false;
913 OSAL_DCBX_AEN(p_hwfn, type);
918 enum _ecore_status_t ecore_dcbx_info_alloc(struct ecore_hwfn *p_hwfn)
920 p_hwfn->p_dcbx_info = OSAL_ZALLOC(p_hwfn->p_dev, GFP_KERNEL,
921 sizeof(*p_hwfn->p_dcbx_info));
922 if (!p_hwfn->p_dcbx_info) {
923 DP_NOTICE(p_hwfn, true,
924 "Failed to allocate `struct ecore_dcbx_info'");
928 p_hwfn->p_dcbx_info->iwarp_port =
929 p_hwfn->pf_params.rdma_pf_params.iwarp_port;
931 return ECORE_SUCCESS;
934 void ecore_dcbx_info_free(struct ecore_hwfn *p_hwfn)
936 OSAL_FREE(p_hwfn->p_dev, p_hwfn->p_dcbx_info);
939 static void ecore_dcbx_update_protocol_data(struct protocol_dcb_data *p_data,
940 struct ecore_dcbx_results *p_src,
941 enum dcbx_protocol_type type)
943 p_data->dcb_enable_flag = p_src->arr[type].enable;
944 p_data->dcb_priority = p_src->arr[type].priority;
945 p_data->dcb_tc = p_src->arr[type].tc;
946 p_data->dscp_enable_flag = p_src->arr[type].dscp_enable;
947 p_data->dscp_val = p_src->arr[type].dscp_val;
950 /* Set pf update ramrod command params */
951 void ecore_dcbx_set_pf_update_params(struct ecore_dcbx_results *p_src,
952 struct pf_update_ramrod_data *p_dest)
954 struct protocol_dcb_data *p_dcb_data;
957 update_flag = p_src->arr[DCBX_PROTOCOL_ETH].update;
958 p_dest->update_eth_dcb_data_mode = update_flag;
959 update_flag = p_src->arr[DCBX_PROTOCOL_IWARP].update;
960 p_dest->update_iwarp_dcb_data_mode = update_flag;
962 p_dcb_data = &p_dest->eth_dcb_data;
963 ecore_dcbx_update_protocol_data(p_dcb_data, p_src, DCBX_PROTOCOL_ETH);
964 p_dcb_data = &p_dest->iwarp_dcb_data;
965 ecore_dcbx_update_protocol_data(p_dcb_data, p_src, DCBX_PROTOCOL_IWARP);
968 enum _ecore_status_t ecore_dcbx_query_params(struct ecore_hwfn *p_hwfn,
969 struct ecore_dcbx_get *p_get,
970 enum ecore_mib_read_type type)
972 struct ecore_ptt *p_ptt;
973 enum _ecore_status_t rc;
975 if (IS_VF(p_hwfn->p_dev))
978 p_ptt = ecore_ptt_acquire(p_hwfn);
980 return ECORE_TIMEOUT;
982 rc = ecore_dcbx_read_mib(p_hwfn, p_ptt, type);
983 if (rc != ECORE_SUCCESS)
986 ecore_dcbx_get_dscp_params(p_hwfn, p_get);
988 rc = ecore_dcbx_get_params(p_hwfn, p_get, type);
991 ecore_ptt_release(p_hwfn, p_ptt);
996 ecore_dcbx_set_pfc_data(struct ecore_hwfn *p_hwfn,
997 u32 *pfc, struct ecore_dcbx_params *p_params)
1002 if (p_params->pfc.willing)
1003 *pfc |= DCBX_PFC_WILLING_MASK;
1005 *pfc &= ~DCBX_PFC_WILLING_MASK;
1007 if (p_params->pfc.enabled)
1008 *pfc |= DCBX_PFC_ENABLED_MASK;
1010 *pfc &= ~DCBX_PFC_ENABLED_MASK;
1012 *pfc &= ~DCBX_PFC_CAPS_MASK;
1013 *pfc |= (u32)p_params->pfc.max_tc << DCBX_PFC_CAPS_OFFSET;
1015 for (i = 0; i < ECORE_MAX_PFC_PRIORITIES; i++)
1016 if (p_params->pfc.prio[i])
1017 pfc_map |= (1 << i);
1018 *pfc &= ~DCBX_PFC_PRI_EN_BITMAP_MASK;
1019 *pfc |= (pfc_map << DCBX_PFC_PRI_EN_BITMAP_OFFSET);
1021 DP_VERBOSE(p_hwfn, ECORE_MSG_DCB, "pfc = 0x%x\n", *pfc);
1025 ecore_dcbx_set_ets_data(struct ecore_hwfn *p_hwfn,
1026 struct dcbx_ets_feature *p_ets,
1027 struct ecore_dcbx_params *p_params)
1029 u8 *bw_map, *tsa_map;
1033 if (p_params->ets_willing)
1034 p_ets->flags |= DCBX_ETS_WILLING_MASK;
1036 p_ets->flags &= ~DCBX_ETS_WILLING_MASK;
1038 if (p_params->ets_cbs)
1039 p_ets->flags |= DCBX_ETS_CBS_MASK;
1041 p_ets->flags &= ~DCBX_ETS_CBS_MASK;
1043 if (p_params->ets_enabled)
1044 p_ets->flags |= DCBX_ETS_ENABLED_MASK;
1046 p_ets->flags &= ~DCBX_ETS_ENABLED_MASK;
1048 p_ets->flags &= ~DCBX_ETS_MAX_TCS_MASK;
1049 p_ets->flags |= (u32)p_params->max_ets_tc << DCBX_ETS_MAX_TCS_OFFSET;
1051 bw_map = (u8 *)&p_ets->tc_bw_tbl[0];
1052 tsa_map = (u8 *)&p_ets->tc_tsa_tbl[0];
1053 p_ets->pri_tc_tbl[0] = 0;
1054 for (i = 0; i < ECORE_MAX_PFC_PRIORITIES; i++) {
1055 bw_map[i] = p_params->ets_tc_bw_tbl[i];
1056 tsa_map[i] = p_params->ets_tc_tsa_tbl[i];
1057 /* Copy the priority value to the corresponding 4 bits in the
1058 * traffic class table.
1060 val = (((u32)p_params->ets_pri_tc_tbl[i]) << ((7 - i) * 4));
1061 p_ets->pri_tc_tbl[0] |= val;
1063 for (i = 0; i < 2; i++) {
1064 p_ets->tc_bw_tbl[i] = OSAL_CPU_TO_BE32(p_ets->tc_bw_tbl[i]);
1065 p_ets->tc_tsa_tbl[i] = OSAL_CPU_TO_BE32(p_ets->tc_tsa_tbl[i]);
1068 DP_VERBOSE(p_hwfn, ECORE_MSG_DCB,
1069 "flags = 0x%x pri_tc = 0x%x tc_bwl[] = {0x%x, 0x%x} tc_tsa = {0x%x, 0x%x}\n",
1070 p_ets->flags, p_ets->pri_tc_tbl[0], p_ets->tc_bw_tbl[0],
1071 p_ets->tc_bw_tbl[1], p_ets->tc_tsa_tbl[0],
1072 p_ets->tc_tsa_tbl[1]);
1076 ecore_dcbx_set_app_data(struct ecore_hwfn *p_hwfn,
1077 struct dcbx_app_priority_feature *p_app,
1078 struct ecore_dcbx_params *p_params, bool ieee)
1083 if (p_params->app_willing)
1084 p_app->flags |= DCBX_APP_WILLING_MASK;
1086 p_app->flags &= ~DCBX_APP_WILLING_MASK;
1088 if (p_params->app_valid)
1089 p_app->flags |= DCBX_APP_ENABLED_MASK;
1091 p_app->flags &= ~DCBX_APP_ENABLED_MASK;
1093 p_app->flags &= ~DCBX_APP_NUM_ENTRIES_MASK;
1094 p_app->flags |= (u32)p_params->num_app_entries <<
1095 DCBX_APP_NUM_ENTRIES_OFFSET;
1097 for (i = 0; i < p_params->num_app_entries; i++) {
1098 entry = &p_app->app_pri_tbl[i].entry;
1101 *entry &= ~(DCBX_APP_SF_IEEE_MASK | DCBX_APP_SF_MASK);
1102 switch (p_params->app_entry[i].sf_ieee) {
1103 case ECORE_DCBX_SF_IEEE_ETHTYPE:
1104 *entry |= ((u32)DCBX_APP_SF_IEEE_ETHTYPE <<
1105 DCBX_APP_SF_IEEE_OFFSET);
1106 *entry |= ((u32)DCBX_APP_SF_ETHTYPE <<
1107 DCBX_APP_SF_OFFSET);
1109 case ECORE_DCBX_SF_IEEE_TCP_PORT:
1110 *entry |= ((u32)DCBX_APP_SF_IEEE_TCP_PORT <<
1111 DCBX_APP_SF_IEEE_OFFSET);
1112 *entry |= ((u32)DCBX_APP_SF_PORT <<
1113 DCBX_APP_SF_OFFSET);
1115 case ECORE_DCBX_SF_IEEE_UDP_PORT:
1116 *entry |= ((u32)DCBX_APP_SF_IEEE_UDP_PORT <<
1117 DCBX_APP_SF_IEEE_OFFSET);
1118 *entry |= ((u32)DCBX_APP_SF_PORT <<
1119 DCBX_APP_SF_OFFSET);
1121 case ECORE_DCBX_SF_IEEE_TCP_UDP_PORT:
1122 *entry |= (u32)DCBX_APP_SF_IEEE_TCP_UDP_PORT <<
1123 DCBX_APP_SF_IEEE_OFFSET;
1124 *entry |= ((u32)DCBX_APP_SF_PORT <<
1125 DCBX_APP_SF_OFFSET);
1129 *entry &= ~DCBX_APP_SF_MASK;
1130 if (p_params->app_entry[i].ethtype)
1131 *entry |= ((u32)DCBX_APP_SF_ETHTYPE <<
1132 DCBX_APP_SF_OFFSET);
1134 *entry |= ((u32)DCBX_APP_SF_PORT <<
1135 DCBX_APP_SF_OFFSET);
1137 *entry &= ~DCBX_APP_PROTOCOL_ID_MASK;
1138 *entry |= ((u32)p_params->app_entry[i].proto_id <<
1139 DCBX_APP_PROTOCOL_ID_OFFSET);
1140 *entry &= ~DCBX_APP_PRI_MAP_MASK;
1141 *entry |= ((u32)(p_params->app_entry[i].prio) <<
1142 DCBX_APP_PRI_MAP_OFFSET);
1145 DP_VERBOSE(p_hwfn, ECORE_MSG_DCB, "flags = 0x%x\n", p_app->flags);
1149 ecore_dcbx_set_local_params(struct ecore_hwfn *p_hwfn,
1150 struct dcbx_local_params *local_admin,
1151 struct ecore_dcbx_set *params)
1155 local_admin->flags = 0;
1156 OSAL_MEMCPY(&local_admin->features,
1157 &p_hwfn->p_dcbx_info->operational.features,
1158 sizeof(local_admin->features));
1160 if (params->enabled) {
1161 local_admin->config = params->ver_num;
1162 ieee = !!(params->ver_num & DCBX_CONFIG_VERSION_IEEE);
1164 local_admin->config = DCBX_CONFIG_VERSION_DISABLED;
1167 if (params->override_flags & ECORE_DCBX_OVERRIDE_PFC_CFG)
1168 ecore_dcbx_set_pfc_data(p_hwfn, &local_admin->features.pfc,
1169 ¶ms->config.params);
1171 if (params->override_flags & ECORE_DCBX_OVERRIDE_ETS_CFG)
1172 ecore_dcbx_set_ets_data(p_hwfn, &local_admin->features.ets,
1173 ¶ms->config.params);
1175 if (params->override_flags & ECORE_DCBX_OVERRIDE_APP_CFG)
1176 ecore_dcbx_set_app_data(p_hwfn, &local_admin->features.app,
1177 ¶ms->config.params, ieee);
1180 static enum _ecore_status_t
1181 ecore_dcbx_set_dscp_params(struct ecore_hwfn *p_hwfn,
1182 struct dcb_dscp_map *p_dscp_map,
1183 struct ecore_dcbx_set *p_params)
1188 OSAL_MEMCPY(p_dscp_map, &p_hwfn->p_dcbx_info->dscp_map,
1189 sizeof(*p_dscp_map));
1191 p_dscp_map->flags &= ~DCB_DSCP_ENABLE_MASK;
1192 if (p_params->dscp.enabled)
1193 p_dscp_map->flags |= DCB_DSCP_ENABLE_MASK;
1195 for (i = 0, entry = 0; i < 8; i++) {
1197 for (j = 0; j < 8; j++, entry++)
1198 val |= (((u32)p_params->dscp.dscp_pri_map[entry]) <<
1201 p_dscp_map->dscp_pri_map[i] = OSAL_CPU_TO_BE32(val);
1204 p_hwfn->p_dcbx_info->dscp_nig_update = true;
1206 DP_VERBOSE(p_hwfn, ECORE_MSG_DCB, "flags = 0x%x\n", p_dscp_map->flags);
1207 DP_VERBOSE(p_hwfn, ECORE_MSG_DCB,
1208 "pri_map[] = 0x%x 0x%x 0x%x 0x%x 0x%x 0x%x 0x%x 0x%x\n",
1209 p_dscp_map->dscp_pri_map[0], p_dscp_map->dscp_pri_map[1],
1210 p_dscp_map->dscp_pri_map[2], p_dscp_map->dscp_pri_map[3],
1211 p_dscp_map->dscp_pri_map[4], p_dscp_map->dscp_pri_map[5],
1212 p_dscp_map->dscp_pri_map[6], p_dscp_map->dscp_pri_map[7]);
1214 return ECORE_SUCCESS;
1217 enum _ecore_status_t ecore_dcbx_config_params(struct ecore_hwfn *p_hwfn,
1218 struct ecore_ptt *p_ptt,
1219 struct ecore_dcbx_set *params,
1222 struct dcbx_local_params local_admin;
1223 struct ecore_dcbx_mib_meta_data data;
1224 struct dcb_dscp_map dscp_map;
1225 u32 resp = 0, param = 0;
1226 enum _ecore_status_t rc = ECORE_SUCCESS;
1228 OSAL_MEMCPY(&p_hwfn->p_dcbx_info->set, params,
1229 sizeof(p_hwfn->p_dcbx_info->set));
1231 return ECORE_SUCCESS;
1233 OSAL_MEMSET(&local_admin, 0, sizeof(local_admin));
1234 ecore_dcbx_set_local_params(p_hwfn, &local_admin, params);
1236 data.addr = p_hwfn->mcp_info->port_addr +
1237 offsetof(struct public_port, local_admin_dcbx_mib);
1238 data.local_admin = &local_admin;
1239 data.size = sizeof(struct dcbx_local_params);
1240 ecore_memcpy_to(p_hwfn, p_ptt, data.addr, data.local_admin, data.size);
1242 if (params->override_flags & ECORE_DCBX_OVERRIDE_DSCP_CFG) {
1243 OSAL_MEMSET(&dscp_map, 0, sizeof(dscp_map));
1244 ecore_dcbx_set_dscp_params(p_hwfn, &dscp_map, params);
1246 data.addr = p_hwfn->mcp_info->port_addr +
1247 offsetof(struct public_port, dcb_dscp_map);
1248 data.dscp_map = &dscp_map;
1249 data.size = sizeof(struct dcb_dscp_map);
1250 ecore_memcpy_to(p_hwfn, p_ptt, data.addr, data.dscp_map,
1254 rc = ecore_mcp_cmd(p_hwfn, p_ptt, DRV_MSG_CODE_SET_DCBX,
1255 1 << DRV_MB_PARAM_LLDP_SEND_OFFSET, &resp, ¶m);
1256 if (rc != ECORE_SUCCESS)
1257 DP_NOTICE(p_hwfn, false,
1258 "Failed to send DCBX update request\n");
1263 enum _ecore_status_t ecore_dcbx_get_config_params(struct ecore_hwfn *p_hwfn,
1264 struct ecore_dcbx_set *params)
1266 struct ecore_dcbx_get *dcbx_info;
1269 if (p_hwfn->p_dcbx_info->set.config.valid) {
1270 OSAL_MEMCPY(params, &p_hwfn->p_dcbx_info->set,
1271 sizeof(struct ecore_dcbx_set));
1272 return ECORE_SUCCESS;
1275 dcbx_info = OSAL_ALLOC(p_hwfn->p_dev, GFP_KERNEL,
1276 sizeof(*dcbx_info));
1280 OSAL_MEMSET(dcbx_info, 0, sizeof(*dcbx_info));
1281 rc = ecore_dcbx_query_params(p_hwfn, dcbx_info,
1282 ECORE_DCBX_OPERATIONAL_MIB);
1284 OSAL_FREE(p_hwfn->p_dev, dcbx_info);
1287 p_hwfn->p_dcbx_info->set.override_flags = 0;
1289 p_hwfn->p_dcbx_info->set.ver_num = DCBX_CONFIG_VERSION_DISABLED;
1290 if (dcbx_info->operational.cee)
1291 p_hwfn->p_dcbx_info->set.ver_num |= DCBX_CONFIG_VERSION_CEE;
1292 if (dcbx_info->operational.ieee)
1293 p_hwfn->p_dcbx_info->set.ver_num |= DCBX_CONFIG_VERSION_IEEE;
1294 if (dcbx_info->operational.local)
1295 p_hwfn->p_dcbx_info->set.ver_num |= DCBX_CONFIG_VERSION_STATIC;
1297 p_hwfn->p_dcbx_info->set.enabled = dcbx_info->operational.enabled;
1298 OSAL_MEMCPY(&p_hwfn->p_dcbx_info->set.dscp,
1299 &p_hwfn->p_dcbx_info->get.dscp,
1300 sizeof(struct ecore_dcbx_dscp_params));
1301 OSAL_MEMCPY(&p_hwfn->p_dcbx_info->set.config.params,
1302 &dcbx_info->operational.params,
1303 sizeof(p_hwfn->p_dcbx_info->set.config.params));
1304 p_hwfn->p_dcbx_info->set.config.valid = true;
1306 OSAL_MEMCPY(params, &p_hwfn->p_dcbx_info->set,
1307 sizeof(struct ecore_dcbx_set));
1309 OSAL_FREE(p_hwfn->p_dev, dcbx_info);
1311 return ECORE_SUCCESS;
1314 enum _ecore_status_t ecore_lldp_register_tlv(struct ecore_hwfn *p_hwfn,
1315 struct ecore_ptt *p_ptt,
1316 enum ecore_lldp_agent agent,
1319 u32 mb_param = 0, mcp_resp = 0, mcp_param = 0, val = 0;
1320 enum _ecore_status_t rc = ECORE_SUCCESS;
1323 case ECORE_LLDP_NEAREST_BRIDGE:
1324 val = LLDP_NEAREST_BRIDGE;
1326 case ECORE_LLDP_NEAREST_NON_TPMR_BRIDGE:
1327 val = LLDP_NEAREST_NON_TPMR_BRIDGE;
1329 case ECORE_LLDP_NEAREST_CUSTOMER_BRIDGE:
1330 val = LLDP_NEAREST_CUSTOMER_BRIDGE;
1333 DP_ERR(p_hwfn, "Invalid agent type %d\n", agent);
1337 SET_MFW_FIELD(mb_param, DRV_MB_PARAM_LLDP_AGENT, val);
1338 SET_MFW_FIELD(mb_param, DRV_MB_PARAM_LLDP_TLV_RX_TYPE, tlv_type);
1340 rc = ecore_mcp_cmd(p_hwfn, p_ptt, DRV_MSG_CODE_REGISTER_LLDP_TLVS_RX,
1341 mb_param, &mcp_resp, &mcp_param);
1342 if (rc != ECORE_SUCCESS)
1343 DP_NOTICE(p_hwfn, false, "Failed to register TLV\n");
1348 enum _ecore_status_t
1349 ecore_lldp_mib_update_event(struct ecore_hwfn *p_hwfn, struct ecore_ptt *p_ptt)
1351 struct ecore_dcbx_mib_meta_data data;
1352 enum _ecore_status_t rc = ECORE_SUCCESS;
1353 struct lldp_received_tlvs_s tlvs;
1356 for (i = 0; i < LLDP_MAX_LLDP_AGENTS; i++) {
1357 OSAL_MEM_ZERO(&data, sizeof(data));
1358 data.addr = p_hwfn->mcp_info->port_addr +
1359 offsetof(struct public_port, lldp_received_tlvs[i]);
1360 data.lldp_tlvs = &tlvs;
1361 data.size = sizeof(tlvs);
1362 rc = ecore_dcbx_copy_mib(p_hwfn, p_ptt, &data,
1363 ECORE_DCBX_LLDP_TLVS);
1364 if (rc != ECORE_SUCCESS) {
1365 DP_NOTICE(p_hwfn, false, "Failed to read lldp TLVs\n");
1372 for (i = 0; i < MAX_TLV_BUFFER; i++)
1373 tlvs.tlvs_buffer[i] =
1374 OSAL_CPU_TO_BE32(tlvs.tlvs_buffer[i]);
1376 OSAL_LLDP_RX_TLVS(p_hwfn, tlvs.tlvs_buffer, tlvs.length);
1382 enum _ecore_status_t
1383 ecore_lldp_get_params(struct ecore_hwfn *p_hwfn, struct ecore_ptt *p_ptt,
1384 struct ecore_lldp_config_params *p_params)
1386 struct lldp_config_params_s lldp_params;
1390 switch (p_params->agent) {
1391 case ECORE_LLDP_NEAREST_BRIDGE:
1392 val = LLDP_NEAREST_BRIDGE;
1394 case ECORE_LLDP_NEAREST_NON_TPMR_BRIDGE:
1395 val = LLDP_NEAREST_NON_TPMR_BRIDGE;
1397 case ECORE_LLDP_NEAREST_CUSTOMER_BRIDGE:
1398 val = LLDP_NEAREST_CUSTOMER_BRIDGE;
1401 DP_ERR(p_hwfn, "Invalid agent type %d\n", p_params->agent);
1405 addr = p_hwfn->mcp_info->port_addr +
1406 offsetof(struct public_port, lldp_config_params[val]);
1408 ecore_memcpy_from(p_hwfn, p_ptt, &lldp_params, addr,
1409 sizeof(lldp_params));
1411 p_params->tx_interval = GET_MFW_FIELD(lldp_params.config,
1412 LLDP_CONFIG_TX_INTERVAL);
1413 p_params->tx_hold = GET_MFW_FIELD(lldp_params.config, LLDP_CONFIG_HOLD);
1414 p_params->tx_credit = GET_MFW_FIELD(lldp_params.config,
1415 LLDP_CONFIG_MAX_CREDIT);
1416 p_params->rx_enable = GET_MFW_FIELD(lldp_params.config,
1417 LLDP_CONFIG_ENABLE_RX);
1418 p_params->tx_enable = GET_MFW_FIELD(lldp_params.config,
1419 LLDP_CONFIG_ENABLE_TX);
1421 OSAL_MEMCPY(p_params->chassis_id_tlv, lldp_params.local_chassis_id,
1422 sizeof(p_params->chassis_id_tlv));
1423 for (i = 0; i < ECORE_LLDP_CHASSIS_ID_STAT_LEN; i++)
1424 p_params->chassis_id_tlv[i] =
1425 OSAL_BE32_TO_CPU(p_params->chassis_id_tlv[i]);
1427 OSAL_MEMCPY(p_params->port_id_tlv, lldp_params.local_port_id,
1428 sizeof(p_params->port_id_tlv));
1429 for (i = 0; i < ECORE_LLDP_PORT_ID_STAT_LEN; i++)
1430 p_params->port_id_tlv[i] =
1431 OSAL_BE32_TO_CPU(p_params->port_id_tlv[i]);
1433 return ECORE_SUCCESS;
1436 enum _ecore_status_t
1437 ecore_lldp_set_params(struct ecore_hwfn *p_hwfn, struct ecore_ptt *p_ptt,
1438 struct ecore_lldp_config_params *p_params)
1440 u32 mb_param = 0, mcp_resp = 0, mcp_param = 0;
1441 struct lldp_config_params_s lldp_params;
1442 enum _ecore_status_t rc = ECORE_SUCCESS;
1446 switch (p_params->agent) {
1447 case ECORE_LLDP_NEAREST_BRIDGE:
1448 val = LLDP_NEAREST_BRIDGE;
1450 case ECORE_LLDP_NEAREST_NON_TPMR_BRIDGE:
1451 val = LLDP_NEAREST_NON_TPMR_BRIDGE;
1453 case ECORE_LLDP_NEAREST_CUSTOMER_BRIDGE:
1454 val = LLDP_NEAREST_CUSTOMER_BRIDGE;
1457 DP_ERR(p_hwfn, "Invalid agent type %d\n", p_params->agent);
1461 SET_MFW_FIELD(mb_param, DRV_MB_PARAM_LLDP_AGENT, val);
1462 addr = p_hwfn->mcp_info->port_addr +
1463 offsetof(struct public_port, lldp_config_params[val]);
1465 OSAL_MEMSET(&lldp_params, 0, sizeof(lldp_params));
1466 SET_MFW_FIELD(lldp_params.config, LLDP_CONFIG_TX_INTERVAL,
1467 p_params->tx_interval);
1468 SET_MFW_FIELD(lldp_params.config, LLDP_CONFIG_HOLD, p_params->tx_hold);
1469 SET_MFW_FIELD(lldp_params.config, LLDP_CONFIG_MAX_CREDIT,
1470 p_params->tx_credit);
1471 SET_MFW_FIELD(lldp_params.config, LLDP_CONFIG_ENABLE_RX,
1472 !!p_params->rx_enable);
1473 SET_MFW_FIELD(lldp_params.config, LLDP_CONFIG_ENABLE_TX,
1474 !!p_params->tx_enable);
1476 for (i = 0; i < ECORE_LLDP_CHASSIS_ID_STAT_LEN; i++)
1477 p_params->chassis_id_tlv[i] =
1478 OSAL_CPU_TO_BE32(p_params->chassis_id_tlv[i]);
1479 OSAL_MEMCPY(lldp_params.local_chassis_id, p_params->chassis_id_tlv,
1480 sizeof(lldp_params.local_chassis_id));
1482 for (i = 0; i < ECORE_LLDP_PORT_ID_STAT_LEN; i++)
1483 p_params->port_id_tlv[i] =
1484 OSAL_CPU_TO_BE32(p_params->port_id_tlv[i]);
1485 OSAL_MEMCPY(lldp_params.local_port_id, p_params->port_id_tlv,
1486 sizeof(lldp_params.local_port_id));
1488 ecore_memcpy_to(p_hwfn, p_ptt, addr, &lldp_params, sizeof(lldp_params));
1490 rc = ecore_mcp_cmd(p_hwfn, p_ptt, DRV_MSG_CODE_SET_LLDP,
1491 mb_param, &mcp_resp, &mcp_param);
1492 if (rc != ECORE_SUCCESS)
1493 DP_NOTICE(p_hwfn, false, "SET_LLDP failed, error = %d\n", rc);
1498 enum _ecore_status_t
1499 ecore_lldp_set_system_tlvs(struct ecore_hwfn *p_hwfn, struct ecore_ptt *p_ptt,
1500 struct ecore_lldp_sys_tlvs *p_params)
1502 u32 mb_param = 0, mcp_resp = 0, mcp_param = 0;
1503 enum _ecore_status_t rc = ECORE_SUCCESS;
1504 struct lldp_system_tlvs_buffer_s lld_tlv_buf;
1509 p_val = (u32 *)p_params->buf;
1510 for (i = 0; i < ECORE_LLDP_SYS_TLV_SIZE / 4; i++)
1511 p_val[i] = OSAL_CPU_TO_BE32(p_val[i]);
1513 OSAL_MEMSET(&lld_tlv_buf, 0, sizeof(lld_tlv_buf));
1514 SET_MFW_FIELD(lld_tlv_buf.flags, LLDP_SYSTEM_TLV_VALID, 1);
1515 SET_MFW_FIELD(lld_tlv_buf.flags, LLDP_SYSTEM_TLV_MANDATORY,
1516 !!p_params->discard_mandatory_tlv);
1517 SET_MFW_FIELD(lld_tlv_buf.flags, LLDP_SYSTEM_TLV_LENGTH,
1518 p_params->buf_size);
1519 len = ECORE_LLDP_SYS_TLV_SIZE / 2;
1520 OSAL_MEMCPY(lld_tlv_buf.data, p_params->buf, len);
1522 addr = p_hwfn->mcp_info->port_addr +
1523 offsetof(struct public_port, system_lldp_tlvs_buf);
1524 ecore_memcpy_to(p_hwfn, p_ptt, addr, &lld_tlv_buf, sizeof(lld_tlv_buf));
1526 if (p_params->buf_size > len) {
1527 addr = p_hwfn->mcp_info->port_addr +
1528 offsetof(struct public_port, system_lldp_tlvs_buf2);
1529 ecore_memcpy_to(p_hwfn, p_ptt, addr, &p_params->buf[len],
1530 ECORE_LLDP_SYS_TLV_SIZE / 2);
1533 rc = ecore_mcp_cmd(p_hwfn, p_ptt, DRV_MSG_CODE_SET_LLDP,
1534 mb_param, &mcp_resp, &mcp_param);
1535 if (rc != ECORE_SUCCESS)
1536 DP_NOTICE(p_hwfn, false, "SET_LLDP failed, error = %d\n", rc);