1 /* SPDX-License-Identifier: BSD-3-Clause
2 * Copyright(c) 2001-2020 Intel Corporation
5 #include "ice_common.h"
7 #include "ice_adminq_cmd.h"
10 #include "ice_switch.h"
12 #define ICE_PF_RESET_WAIT_COUNT 300
15 * ice_set_mac_type - Sets MAC type
16 * @hw: pointer to the HW structure
18 * This function sets the MAC type of the adapter based on the
19 * vendor ID and device ID stored in the HW structure.
21 static enum ice_status ice_set_mac_type(struct ice_hw *hw)
23 ice_debug(hw, ICE_DBG_TRACE, "%s\n", __func__);
25 if (hw->vendor_id != ICE_INTEL_VENDOR_ID)
26 return ICE_ERR_DEVICE_NOT_SUPPORTED;
28 switch (hw->device_id) {
29 case ICE_DEV_ID_E810C_BACKPLANE:
30 case ICE_DEV_ID_E810C_QSFP:
31 case ICE_DEV_ID_E810C_SFP:
32 case ICE_DEV_ID_E810_XXV_BACKPLANE:
33 case ICE_DEV_ID_E810_XXV_QSFP:
34 case ICE_DEV_ID_E810_XXV_SFP:
35 hw->mac_type = ICE_MAC_E810;
37 case ICE_DEV_ID_E822C_10G_BASE_T:
38 case ICE_DEV_ID_E822C_BACKPLANE:
39 case ICE_DEV_ID_E822C_QSFP:
40 case ICE_DEV_ID_E822C_SFP:
41 case ICE_DEV_ID_E822C_SGMII:
42 case ICE_DEV_ID_E822L_10G_BASE_T:
43 case ICE_DEV_ID_E822L_BACKPLANE:
44 case ICE_DEV_ID_E822L_SFP:
45 case ICE_DEV_ID_E822L_SGMII:
46 hw->mac_type = ICE_MAC_GENERIC;
49 hw->mac_type = ICE_MAC_UNKNOWN;
53 ice_debug(hw, ICE_DBG_INIT, "mac_type: %d\n", hw->mac_type);
58 * ice_clear_pf_cfg - Clear PF configuration
59 * @hw: pointer to the hardware structure
61 * Clears any existing PF configuration (VSIs, VSI lists, switch rules, port
62 * configuration, flow director filters, etc.).
64 enum ice_status ice_clear_pf_cfg(struct ice_hw *hw)
66 struct ice_aq_desc desc;
68 ice_fill_dflt_direct_cmd_desc(&desc, ice_aqc_opc_clear_pf_cfg);
70 return ice_aq_send_cmd(hw, &desc, NULL, 0, NULL);
74 * ice_aq_manage_mac_read - manage MAC address read command
75 * @hw: pointer to the HW struct
76 * @buf: a virtual buffer to hold the manage MAC read response
77 * @buf_size: Size of the virtual buffer
78 * @cd: pointer to command details structure or NULL
80 * This function is used to return per PF station MAC address (0x0107).
81 * NOTE: Upon successful completion of this command, MAC address information
82 * is returned in user specified buffer. Please interpret user specified
83 * buffer as "manage_mac_read" response.
84 * Response such as various MAC addresses are stored in HW struct (port.mac)
85 * ice_aq_discover_caps is expected to be called before this function is called.
87 static enum ice_status
88 ice_aq_manage_mac_read(struct ice_hw *hw, void *buf, u16 buf_size,
91 struct ice_aqc_manage_mac_read_resp *resp;
92 struct ice_aqc_manage_mac_read *cmd;
93 struct ice_aq_desc desc;
94 enum ice_status status;
98 cmd = &desc.params.mac_read;
100 if (buf_size < sizeof(*resp))
101 return ICE_ERR_BUF_TOO_SHORT;
103 ice_fill_dflt_direct_cmd_desc(&desc, ice_aqc_opc_manage_mac_read);
105 status = ice_aq_send_cmd(hw, &desc, buf, buf_size, cd);
109 resp = (struct ice_aqc_manage_mac_read_resp *)buf;
110 flags = LE16_TO_CPU(cmd->flags) & ICE_AQC_MAN_MAC_READ_M;
112 if (!(flags & ICE_AQC_MAN_MAC_LAN_ADDR_VALID)) {
113 ice_debug(hw, ICE_DBG_LAN, "got invalid MAC address\n");
117 /* A single port can report up to two (LAN and WoL) addresses */
118 for (i = 0; i < cmd->num_addr; i++)
119 if (resp[i].addr_type == ICE_AQC_MAN_MAC_ADDR_TYPE_LAN) {
120 ice_memcpy(hw->port_info->mac.lan_addr,
121 resp[i].mac_addr, ETH_ALEN,
123 ice_memcpy(hw->port_info->mac.perm_addr,
125 ETH_ALEN, ICE_DMA_TO_NONDMA);
132 * ice_aq_get_phy_caps - returns PHY capabilities
133 * @pi: port information structure
134 * @qual_mods: report qualified modules
135 * @report_mode: report mode capabilities
136 * @pcaps: structure for PHY capabilities to be filled
137 * @cd: pointer to command details structure or NULL
139 * Returns the various PHY capabilities supported on the Port (0x0600)
142 ice_aq_get_phy_caps(struct ice_port_info *pi, bool qual_mods, u8 report_mode,
143 struct ice_aqc_get_phy_caps_data *pcaps,
144 struct ice_sq_cd *cd)
146 struct ice_aqc_get_phy_caps *cmd;
147 u16 pcaps_size = sizeof(*pcaps);
148 struct ice_aq_desc desc;
149 enum ice_status status;
151 cmd = &desc.params.get_phy;
153 if (!pcaps || (report_mode & ~ICE_AQC_REPORT_MODE_M) || !pi)
154 return ICE_ERR_PARAM;
156 ice_fill_dflt_direct_cmd_desc(&desc, ice_aqc_opc_get_phy_caps);
159 cmd->param0 |= CPU_TO_LE16(ICE_AQC_GET_PHY_RQM);
161 cmd->param0 |= CPU_TO_LE16(report_mode);
162 status = ice_aq_send_cmd(pi->hw, &desc, pcaps, pcaps_size, cd);
164 if (status == ICE_SUCCESS && report_mode == ICE_AQC_REPORT_TOPO_CAP) {
165 pi->phy.phy_type_low = LE64_TO_CPU(pcaps->phy_type_low);
166 pi->phy.phy_type_high = LE64_TO_CPU(pcaps->phy_type_high);
173 * ice_aq_get_link_topo_handle - get link topology node return status
174 * @pi: port information structure
175 * @node_type: requested node type
176 * @cd: pointer to command details structure or NULL
178 * Get link topology node return status for specified node type (0x06E0)
180 * Node type cage can be used to determine if cage is present. If AQC
181 * returns error (ENOENT), then no cage present. If no cage present, then
182 * connection type is backplane or BASE-T.
184 static enum ice_status
185 ice_aq_get_link_topo_handle(struct ice_port_info *pi, u8 node_type,
186 struct ice_sq_cd *cd)
188 struct ice_aqc_get_link_topo *cmd;
189 struct ice_aq_desc desc;
191 cmd = &desc.params.get_link_topo;
193 ice_fill_dflt_direct_cmd_desc(&desc, ice_aqc_opc_get_link_topo);
195 cmd->addr.node_type_ctx = (ICE_AQC_LINK_TOPO_NODE_CTX_PORT <<
196 ICE_AQC_LINK_TOPO_NODE_CTX_S);
199 cmd->addr.node_type_ctx |= (ICE_AQC_LINK_TOPO_NODE_TYPE_M & node_type);
201 return ice_aq_send_cmd(pi->hw, &desc, NULL, 0, cd);
205 * ice_is_media_cage_present
206 * @pi: port information structure
208 * Returns true if media cage is present, else false. If no cage, then
209 * media type is backplane or BASE-T.
211 static bool ice_is_media_cage_present(struct ice_port_info *pi)
213 /* Node type cage can be used to determine if cage is present. If AQC
214 * returns error (ENOENT), then no cage present. If no cage present then
215 * connection type is backplane or BASE-T.
217 return !ice_aq_get_link_topo_handle(pi,
218 ICE_AQC_LINK_TOPO_NODE_TYPE_CAGE,
223 * ice_get_media_type - Gets media type
224 * @pi: port information structure
226 static enum ice_media_type ice_get_media_type(struct ice_port_info *pi)
228 struct ice_link_status *hw_link_info;
231 return ICE_MEDIA_UNKNOWN;
233 hw_link_info = &pi->phy.link_info;
234 if (hw_link_info->phy_type_low && hw_link_info->phy_type_high)
235 /* If more than one media type is selected, report unknown */
236 return ICE_MEDIA_UNKNOWN;
238 if (hw_link_info->phy_type_low) {
239 switch (hw_link_info->phy_type_low) {
240 case ICE_PHY_TYPE_LOW_1000BASE_SX:
241 case ICE_PHY_TYPE_LOW_1000BASE_LX:
242 case ICE_PHY_TYPE_LOW_10GBASE_SR:
243 case ICE_PHY_TYPE_LOW_10GBASE_LR:
244 case ICE_PHY_TYPE_LOW_10G_SFI_C2C:
245 case ICE_PHY_TYPE_LOW_25GBASE_SR:
246 case ICE_PHY_TYPE_LOW_25GBASE_LR:
247 case ICE_PHY_TYPE_LOW_40GBASE_SR4:
248 case ICE_PHY_TYPE_LOW_40GBASE_LR4:
249 case ICE_PHY_TYPE_LOW_50GBASE_SR2:
250 case ICE_PHY_TYPE_LOW_50GBASE_LR2:
251 case ICE_PHY_TYPE_LOW_50GBASE_SR:
252 case ICE_PHY_TYPE_LOW_50GBASE_FR:
253 case ICE_PHY_TYPE_LOW_50GBASE_LR:
254 case ICE_PHY_TYPE_LOW_100GBASE_SR4:
255 case ICE_PHY_TYPE_LOW_100GBASE_LR4:
256 case ICE_PHY_TYPE_LOW_100GBASE_SR2:
257 case ICE_PHY_TYPE_LOW_100GBASE_DR:
258 return ICE_MEDIA_FIBER;
259 case ICE_PHY_TYPE_LOW_10G_SFI_AOC_ACC:
260 case ICE_PHY_TYPE_LOW_25G_AUI_AOC_ACC:
261 case ICE_PHY_TYPE_LOW_40G_XLAUI_AOC_ACC:
262 case ICE_PHY_TYPE_LOW_50G_LAUI2_AOC_ACC:
263 case ICE_PHY_TYPE_LOW_50G_AUI2_AOC_ACC:
264 case ICE_PHY_TYPE_LOW_50G_AUI1_AOC_ACC:
265 case ICE_PHY_TYPE_LOW_100G_CAUI4_AOC_ACC:
266 case ICE_PHY_TYPE_LOW_100G_AUI4_AOC_ACC:
267 return ICE_MEDIA_FIBER;
268 case ICE_PHY_TYPE_LOW_100BASE_TX:
269 case ICE_PHY_TYPE_LOW_1000BASE_T:
270 case ICE_PHY_TYPE_LOW_2500BASE_T:
271 case ICE_PHY_TYPE_LOW_5GBASE_T:
272 case ICE_PHY_TYPE_LOW_10GBASE_T:
273 case ICE_PHY_TYPE_LOW_25GBASE_T:
274 return ICE_MEDIA_BASET;
275 case ICE_PHY_TYPE_LOW_10G_SFI_DA:
276 case ICE_PHY_TYPE_LOW_25GBASE_CR:
277 case ICE_PHY_TYPE_LOW_25GBASE_CR_S:
278 case ICE_PHY_TYPE_LOW_25GBASE_CR1:
279 case ICE_PHY_TYPE_LOW_40GBASE_CR4:
280 case ICE_PHY_TYPE_LOW_50GBASE_CR2:
281 case ICE_PHY_TYPE_LOW_50GBASE_CP:
282 case ICE_PHY_TYPE_LOW_100GBASE_CR4:
283 case ICE_PHY_TYPE_LOW_100GBASE_CR_PAM4:
284 case ICE_PHY_TYPE_LOW_100GBASE_CP2:
286 case ICE_PHY_TYPE_LOW_25G_AUI_C2C:
287 case ICE_PHY_TYPE_LOW_40G_XLAUI:
288 case ICE_PHY_TYPE_LOW_50G_LAUI2:
289 case ICE_PHY_TYPE_LOW_50G_AUI2:
290 case ICE_PHY_TYPE_LOW_50G_AUI1:
291 case ICE_PHY_TYPE_LOW_100G_AUI4:
292 case ICE_PHY_TYPE_LOW_100G_CAUI4:
293 if (ice_is_media_cage_present(pi))
296 case ICE_PHY_TYPE_LOW_1000BASE_KX:
297 case ICE_PHY_TYPE_LOW_2500BASE_KX:
298 case ICE_PHY_TYPE_LOW_2500BASE_X:
299 case ICE_PHY_TYPE_LOW_5GBASE_KR:
300 case ICE_PHY_TYPE_LOW_10GBASE_KR_CR1:
301 case ICE_PHY_TYPE_LOW_25GBASE_KR:
302 case ICE_PHY_TYPE_LOW_25GBASE_KR1:
303 case ICE_PHY_TYPE_LOW_25GBASE_KR_S:
304 case ICE_PHY_TYPE_LOW_40GBASE_KR4:
305 case ICE_PHY_TYPE_LOW_50GBASE_KR_PAM4:
306 case ICE_PHY_TYPE_LOW_50GBASE_KR2:
307 case ICE_PHY_TYPE_LOW_100GBASE_KR4:
308 case ICE_PHY_TYPE_LOW_100GBASE_KR_PAM4:
309 return ICE_MEDIA_BACKPLANE;
312 switch (hw_link_info->phy_type_high) {
313 case ICE_PHY_TYPE_HIGH_100G_AUI2:
314 if (ice_is_media_cage_present(pi))
317 case ICE_PHY_TYPE_HIGH_100GBASE_KR2_PAM4:
318 return ICE_MEDIA_BACKPLANE;
319 case ICE_PHY_TYPE_HIGH_100G_CAUI2_AOC_ACC:
320 case ICE_PHY_TYPE_HIGH_100G_AUI2_AOC_ACC:
321 return ICE_MEDIA_FIBER;
324 return ICE_MEDIA_UNKNOWN;
328 * ice_aq_get_link_info
329 * @pi: port information structure
330 * @ena_lse: enable/disable LinkStatusEvent reporting
331 * @link: pointer to link status structure - optional
332 * @cd: pointer to command details structure or NULL
334 * Get Link Status (0x607). Returns the link status of the adapter.
337 ice_aq_get_link_info(struct ice_port_info *pi, bool ena_lse,
338 struct ice_link_status *link, struct ice_sq_cd *cd)
340 struct ice_aqc_get_link_status_data link_data = { 0 };
341 struct ice_aqc_get_link_status *resp;
342 struct ice_link_status *li_old, *li;
343 enum ice_media_type *hw_media_type;
344 struct ice_fc_info *hw_fc_info;
345 bool tx_pause, rx_pause;
346 struct ice_aq_desc desc;
347 enum ice_status status;
352 return ICE_ERR_PARAM;
354 li_old = &pi->phy.link_info_old;
355 hw_media_type = &pi->phy.media_type;
356 li = &pi->phy.link_info;
357 hw_fc_info = &pi->fc;
359 ice_fill_dflt_direct_cmd_desc(&desc, ice_aqc_opc_get_link_status);
360 cmd_flags = (ena_lse) ? ICE_AQ_LSE_ENA : ICE_AQ_LSE_DIS;
361 resp = &desc.params.get_link_status;
362 resp->cmd_flags = CPU_TO_LE16(cmd_flags);
363 resp->lport_num = pi->lport;
365 status = ice_aq_send_cmd(hw, &desc, &link_data, sizeof(link_data), cd);
367 if (status != ICE_SUCCESS)
370 /* save off old link status information */
373 /* update current link status information */
374 li->link_speed = LE16_TO_CPU(link_data.link_speed);
375 li->phy_type_low = LE64_TO_CPU(link_data.phy_type_low);
376 li->phy_type_high = LE64_TO_CPU(link_data.phy_type_high);
377 *hw_media_type = ice_get_media_type(pi);
378 li->link_info = link_data.link_info;
379 li->an_info = link_data.an_info;
380 li->ext_info = link_data.ext_info;
381 li->max_frame_size = LE16_TO_CPU(link_data.max_frame_size);
382 li->fec_info = link_data.cfg & ICE_AQ_FEC_MASK;
383 li->topo_media_conflict = link_data.topo_media_conflict;
384 li->pacing = link_data.cfg & (ICE_AQ_CFG_PACING_M |
385 ICE_AQ_CFG_PACING_TYPE_M);
388 tx_pause = !!(link_data.an_info & ICE_AQ_LINK_PAUSE_TX);
389 rx_pause = !!(link_data.an_info & ICE_AQ_LINK_PAUSE_RX);
390 if (tx_pause && rx_pause)
391 hw_fc_info->current_mode = ICE_FC_FULL;
393 hw_fc_info->current_mode = ICE_FC_TX_PAUSE;
395 hw_fc_info->current_mode = ICE_FC_RX_PAUSE;
397 hw_fc_info->current_mode = ICE_FC_NONE;
399 li->lse_ena = !!(resp->cmd_flags & CPU_TO_LE16(ICE_AQ_LSE_IS_ENABLED));
401 ice_debug(hw, ICE_DBG_LINK, "link_speed = 0x%x\n", li->link_speed);
402 ice_debug(hw, ICE_DBG_LINK, "phy_type_low = 0x%llx\n",
403 (unsigned long long)li->phy_type_low);
404 ice_debug(hw, ICE_DBG_LINK, "phy_type_high = 0x%llx\n",
405 (unsigned long long)li->phy_type_high);
406 ice_debug(hw, ICE_DBG_LINK, "media_type = 0x%x\n", *hw_media_type);
407 ice_debug(hw, ICE_DBG_LINK, "link_info = 0x%x\n", li->link_info);
408 ice_debug(hw, ICE_DBG_LINK, "an_info = 0x%x\n", li->an_info);
409 ice_debug(hw, ICE_DBG_LINK, "ext_info = 0x%x\n", li->ext_info);
410 ice_debug(hw, ICE_DBG_LINK, "lse_ena = 0x%x\n", li->lse_ena);
411 ice_debug(hw, ICE_DBG_LINK, "max_frame = 0x%x\n", li->max_frame_size);
412 ice_debug(hw, ICE_DBG_LINK, "pacing = 0x%x\n", li->pacing);
414 /* save link status information */
418 /* flag cleared so calling functions don't call AQ again */
419 pi->phy.get_link_info = false;
425 * ice_fill_tx_timer_and_fc_thresh
426 * @hw: pointer to the HW struct
427 * @cmd: pointer to MAC cfg structure
429 * Add Tx timer and FC refresh threshold info to Set MAC Config AQ command
433 ice_fill_tx_timer_and_fc_thresh(struct ice_hw *hw,
434 struct ice_aqc_set_mac_cfg *cmd)
436 u16 fc_thres_val, tx_timer_val;
439 /* We read back the transmit timer and fc threshold value of
440 * LFC. Thus, we will use index =
441 * PRTMAC_HSEC_CTL_TX_PAUSE_QUANTA_MAX_INDEX.
443 * Also, because we are opearating on transmit timer and fc
444 * threshold of LFC, we don't turn on any bit in tx_tmr_priority
446 #define IDX_OF_LFC PRTMAC_HSEC_CTL_TX_PAUSE_QUANTA_MAX_INDEX
448 /* Retrieve the transmit timer */
449 val = rd32(hw, PRTMAC_HSEC_CTL_TX_PAUSE_QUANTA(IDX_OF_LFC));
451 PRTMAC_HSEC_CTL_TX_PAUSE_QUANTA_HSEC_CTL_TX_PAUSE_QUANTA_M;
452 cmd->tx_tmr_value = CPU_TO_LE16(tx_timer_val);
454 /* Retrieve the fc threshold */
455 val = rd32(hw, PRTMAC_HSEC_CTL_TX_PAUSE_REFRESH_TIMER(IDX_OF_LFC));
456 fc_thres_val = val & PRTMAC_HSEC_CTL_TX_PAUSE_REFRESH_TIMER_M;
458 cmd->fc_refresh_threshold = CPU_TO_LE16(fc_thres_val);
463 * @hw: pointer to the HW struct
464 * @max_frame_size: Maximum Frame Size to be supported
465 * @cd: pointer to command details structure or NULL
467 * Set MAC configuration (0x0603)
470 ice_aq_set_mac_cfg(struct ice_hw *hw, u16 max_frame_size, struct ice_sq_cd *cd)
472 struct ice_aqc_set_mac_cfg *cmd;
473 struct ice_aq_desc desc;
475 cmd = &desc.params.set_mac_cfg;
477 if (max_frame_size == 0)
478 return ICE_ERR_PARAM;
480 ice_fill_dflt_direct_cmd_desc(&desc, ice_aqc_opc_set_mac_cfg);
482 cmd->max_frame_size = CPU_TO_LE16(max_frame_size);
484 ice_fill_tx_timer_and_fc_thresh(hw, cmd);
486 return ice_aq_send_cmd(hw, &desc, NULL, 0, cd);
490 * ice_init_fltr_mgmt_struct - initializes filter management list and locks
491 * @hw: pointer to the HW struct
493 enum ice_status ice_init_fltr_mgmt_struct(struct ice_hw *hw)
495 struct ice_switch_info *sw;
497 hw->switch_info = (struct ice_switch_info *)
498 ice_malloc(hw, sizeof(*hw->switch_info));
500 sw = hw->switch_info;
503 return ICE_ERR_NO_MEMORY;
505 INIT_LIST_HEAD(&sw->vsi_list_map_head);
507 return ice_init_def_sw_recp(hw, &hw->switch_info->recp_list);
511 * ice_cleanup_fltr_mgmt_struct - cleanup filter management list and locks
512 * @hw: pointer to the HW struct
514 void ice_cleanup_fltr_mgmt_struct(struct ice_hw *hw)
516 struct ice_switch_info *sw = hw->switch_info;
517 struct ice_vsi_list_map_info *v_pos_map;
518 struct ice_vsi_list_map_info *v_tmp_map;
519 struct ice_sw_recipe *recps;
522 LIST_FOR_EACH_ENTRY_SAFE(v_pos_map, v_tmp_map, &sw->vsi_list_map_head,
523 ice_vsi_list_map_info, list_entry) {
524 LIST_DEL(&v_pos_map->list_entry);
525 ice_free(hw, v_pos_map);
527 recps = hw->switch_info->recp_list;
528 for (i = 0; i < ICE_MAX_NUM_RECIPES; i++) {
529 struct ice_recp_grp_entry *rg_entry, *tmprg_entry;
531 recps[i].root_rid = i;
532 LIST_FOR_EACH_ENTRY_SAFE(rg_entry, tmprg_entry,
533 &recps[i].rg_list, ice_recp_grp_entry,
535 LIST_DEL(&rg_entry->l_entry);
536 ice_free(hw, rg_entry);
539 if (recps[i].adv_rule) {
540 struct ice_adv_fltr_mgmt_list_entry *tmp_entry;
541 struct ice_adv_fltr_mgmt_list_entry *lst_itr;
543 ice_destroy_lock(&recps[i].filt_rule_lock);
544 LIST_FOR_EACH_ENTRY_SAFE(lst_itr, tmp_entry,
545 &recps[i].filt_rules,
546 ice_adv_fltr_mgmt_list_entry,
548 LIST_DEL(&lst_itr->list_entry);
549 ice_free(hw, lst_itr->lkups);
550 ice_free(hw, lst_itr);
553 struct ice_fltr_mgmt_list_entry *lst_itr, *tmp_entry;
555 ice_destroy_lock(&recps[i].filt_rule_lock);
556 LIST_FOR_EACH_ENTRY_SAFE(lst_itr, tmp_entry,
557 &recps[i].filt_rules,
558 ice_fltr_mgmt_list_entry,
560 LIST_DEL(&lst_itr->list_entry);
561 ice_free(hw, lst_itr);
564 if (recps[i].root_buf)
565 ice_free(hw, recps[i].root_buf);
567 ice_rm_all_sw_replay_rule_info(hw);
568 ice_free(hw, sw->recp_list);
573 * ice_get_itr_intrl_gran
574 * @hw: pointer to the HW struct
576 * Determines the ITR/INTRL granularities based on the maximum aggregate
577 * bandwidth according to the device's configuration during power-on.
579 static void ice_get_itr_intrl_gran(struct ice_hw *hw)
581 u8 max_agg_bw = (rd32(hw, GL_PWR_MODE_CTL) &
582 GL_PWR_MODE_CTL_CAR_MAX_BW_M) >>
583 GL_PWR_MODE_CTL_CAR_MAX_BW_S;
585 switch (max_agg_bw) {
586 case ICE_MAX_AGG_BW_200G:
587 case ICE_MAX_AGG_BW_100G:
588 case ICE_MAX_AGG_BW_50G:
589 hw->itr_gran = ICE_ITR_GRAN_ABOVE_25;
590 hw->intrl_gran = ICE_INTRL_GRAN_ABOVE_25;
592 case ICE_MAX_AGG_BW_25G:
593 hw->itr_gran = ICE_ITR_GRAN_MAX_25;
594 hw->intrl_gran = ICE_INTRL_GRAN_MAX_25;
600 * ice_print_rollback_msg - print FW rollback message
601 * @hw: pointer to the hardware structure
603 void ice_print_rollback_msg(struct ice_hw *hw)
605 char nvm_str[ICE_NVM_VER_LEN] = { 0 };
606 struct ice_nvm_info *nvm = &hw->nvm;
607 struct ice_orom_info *orom;
611 SNPRINTF(nvm_str, sizeof(nvm_str), "%x.%02x 0x%x %d.%d.%d",
612 nvm->major_ver, nvm->minor_ver, nvm->eetrack, orom->major,
613 orom->build, orom->patch);
615 "Firmware rollback mode detected. Current version is NVM: %s, FW: %d.%d. Device may exhibit limited functionality. Refer to the Intel(R) Ethernet Adapters and Devices User Guide for details on firmware rollback mode\n",
616 nvm_str, hw->fw_maj_ver, hw->fw_min_ver);
620 * ice_init_hw - main hardware initialization routine
621 * @hw: pointer to the hardware structure
623 enum ice_status ice_init_hw(struct ice_hw *hw)
625 struct ice_aqc_get_phy_caps_data *pcaps;
626 enum ice_status status;
630 ice_debug(hw, ICE_DBG_TRACE, "%s\n", __func__);
632 /* Set MAC type based on DeviceID */
633 status = ice_set_mac_type(hw);
637 hw->pf_id = (u8)(rd32(hw, PF_FUNC_RID) &
638 PF_FUNC_RID_FUNCTION_NUMBER_M) >>
639 PF_FUNC_RID_FUNCTION_NUMBER_S;
641 status = ice_reset(hw, ICE_RESET_PFR);
645 ice_get_itr_intrl_gran(hw);
647 status = ice_create_all_ctrlq(hw);
649 goto err_unroll_cqinit;
651 status = ice_init_nvm(hw);
653 goto err_unroll_cqinit;
655 if (ice_get_fw_mode(hw) == ICE_FW_MODE_ROLLBACK)
656 ice_print_rollback_msg(hw);
658 status = ice_clear_pf_cfg(hw);
660 goto err_unroll_cqinit;
662 /* Set bit to enable Flow Director filters */
663 wr32(hw, PFQF_FD_ENA, PFQF_FD_ENA_FD_ENA_M);
664 INIT_LIST_HEAD(&hw->fdir_list_head);
666 ice_clear_pxe_mode(hw);
668 status = ice_get_caps(hw);
670 goto err_unroll_cqinit;
672 hw->port_info = (struct ice_port_info *)
673 ice_malloc(hw, sizeof(*hw->port_info));
674 if (!hw->port_info) {
675 status = ICE_ERR_NO_MEMORY;
676 goto err_unroll_cqinit;
679 /* set the back pointer to HW */
680 hw->port_info->hw = hw;
682 /* Initialize port_info struct with switch configuration data */
683 status = ice_get_initial_sw_cfg(hw);
685 goto err_unroll_alloc;
688 /* Query the allocated resources for Tx scheduler */
689 status = ice_sched_query_res_alloc(hw);
691 ice_debug(hw, ICE_DBG_SCHED,
692 "Failed to get scheduler allocated resources\n");
693 goto err_unroll_alloc;
695 ice_sched_get_psm_clk_freq(hw);
697 /* Initialize port_info struct with scheduler data */
698 status = ice_sched_init_port(hw->port_info);
700 goto err_unroll_sched;
702 pcaps = (struct ice_aqc_get_phy_caps_data *)
703 ice_malloc(hw, sizeof(*pcaps));
705 status = ICE_ERR_NO_MEMORY;
706 goto err_unroll_sched;
709 /* Initialize port_info struct with PHY capabilities */
710 status = ice_aq_get_phy_caps(hw->port_info, false,
711 ICE_AQC_REPORT_TOPO_CAP, pcaps, NULL);
714 goto err_unroll_sched;
716 /* Initialize port_info struct with link information */
717 status = ice_aq_get_link_info(hw->port_info, false, NULL, NULL);
719 goto err_unroll_sched;
720 /* need a valid SW entry point to build a Tx tree */
721 if (!hw->sw_entry_point_layer) {
722 ice_debug(hw, ICE_DBG_SCHED, "invalid sw entry point\n");
723 status = ICE_ERR_CFG;
724 goto err_unroll_sched;
726 INIT_LIST_HEAD(&hw->agg_list);
727 /* Initialize max burst size */
728 if (!hw->max_burst_size)
729 ice_cfg_rl_burst_size(hw, ICE_SCHED_DFLT_BURST_SIZE);
731 status = ice_init_fltr_mgmt_struct(hw);
733 goto err_unroll_sched;
735 /* Get MAC information */
736 /* A single port can report up to two (LAN and WoL) addresses */
737 mac_buf = ice_calloc(hw, 2,
738 sizeof(struct ice_aqc_manage_mac_read_resp));
739 mac_buf_len = 2 * sizeof(struct ice_aqc_manage_mac_read_resp);
742 status = ICE_ERR_NO_MEMORY;
743 goto err_unroll_fltr_mgmt_struct;
746 status = ice_aq_manage_mac_read(hw, mac_buf, mac_buf_len, NULL);
747 ice_free(hw, mac_buf);
750 goto err_unroll_fltr_mgmt_struct;
751 /* enable jumbo frame support at MAC level */
752 status = ice_aq_set_mac_cfg(hw, ICE_AQ_SET_MAC_FRAME_SIZE_MAX, NULL);
754 goto err_unroll_fltr_mgmt_struct;
755 /* Obtain counter base index which would be used by flow director */
756 status = ice_alloc_fd_res_cntr(hw, &hw->fd_ctr_base);
758 goto err_unroll_fltr_mgmt_struct;
759 status = ice_init_hw_tbls(hw);
761 goto err_unroll_fltr_mgmt_struct;
762 ice_init_lock(&hw->tnl_lock);
765 err_unroll_fltr_mgmt_struct:
766 ice_cleanup_fltr_mgmt_struct(hw);
768 ice_sched_cleanup_all(hw);
770 ice_free(hw, hw->port_info);
771 hw->port_info = NULL;
773 ice_destroy_all_ctrlq(hw);
778 * ice_deinit_hw - unroll initialization operations done by ice_init_hw
779 * @hw: pointer to the hardware structure
781 * This should be called only during nominal operation, not as a result of
782 * ice_init_hw() failing since ice_init_hw() will take care of unrolling
783 * applicable initializations if it fails for any reason.
785 void ice_deinit_hw(struct ice_hw *hw)
787 ice_free_fd_res_cntr(hw, hw->fd_ctr_base);
788 ice_cleanup_fltr_mgmt_struct(hw);
790 ice_sched_cleanup_all(hw);
791 ice_sched_clear_agg(hw);
793 ice_free_hw_tbls(hw);
794 ice_destroy_lock(&hw->tnl_lock);
797 ice_free(hw, hw->port_info);
798 hw->port_info = NULL;
801 ice_destroy_all_ctrlq(hw);
803 /* Clear VSI contexts if not already cleared */
804 ice_clear_all_vsi_ctx(hw);
808 * ice_check_reset - Check to see if a global reset is complete
809 * @hw: pointer to the hardware structure
811 enum ice_status ice_check_reset(struct ice_hw *hw)
813 u32 cnt, reg = 0, grst_delay, uld_mask;
815 /* Poll for Device Active state in case a recent CORER, GLOBR,
816 * or EMPR has occurred. The grst delay value is in 100ms units.
817 * Add 1sec for outstanding AQ commands that can take a long time.
819 grst_delay = ((rd32(hw, GLGEN_RSTCTL) & GLGEN_RSTCTL_GRSTDEL_M) >>
820 GLGEN_RSTCTL_GRSTDEL_S) + 10;
822 for (cnt = 0; cnt < grst_delay; cnt++) {
823 ice_msec_delay(100, true);
824 reg = rd32(hw, GLGEN_RSTAT);
825 if (!(reg & GLGEN_RSTAT_DEVSTATE_M))
829 if (cnt == grst_delay) {
830 ice_debug(hw, ICE_DBG_INIT,
831 "Global reset polling failed to complete.\n");
832 return ICE_ERR_RESET_FAILED;
835 #define ICE_RESET_DONE_MASK (GLNVM_ULD_PCIER_DONE_M |\
836 GLNVM_ULD_PCIER_DONE_1_M |\
837 GLNVM_ULD_CORER_DONE_M |\
838 GLNVM_ULD_GLOBR_DONE_M |\
839 GLNVM_ULD_POR_DONE_M |\
840 GLNVM_ULD_POR_DONE_1_M |\
841 GLNVM_ULD_PCIER_DONE_2_M)
843 uld_mask = ICE_RESET_DONE_MASK;
845 /* Device is Active; check Global Reset processes are done */
846 for (cnt = 0; cnt < ICE_PF_RESET_WAIT_COUNT; cnt++) {
847 reg = rd32(hw, GLNVM_ULD) & uld_mask;
848 if (reg == uld_mask) {
849 ice_debug(hw, ICE_DBG_INIT,
850 "Global reset processes done. %d\n", cnt);
853 ice_msec_delay(10, true);
856 if (cnt == ICE_PF_RESET_WAIT_COUNT) {
857 ice_debug(hw, ICE_DBG_INIT,
858 "Wait for Reset Done timed out. GLNVM_ULD = 0x%x\n",
860 return ICE_ERR_RESET_FAILED;
867 * ice_pf_reset - Reset the PF
868 * @hw: pointer to the hardware structure
870 * If a global reset has been triggered, this function checks
871 * for its completion and then issues the PF reset
873 static enum ice_status ice_pf_reset(struct ice_hw *hw)
877 /* If at function entry a global reset was already in progress, i.e.
878 * state is not 'device active' or any of the reset done bits are not
879 * set in GLNVM_ULD, there is no need for a PF Reset; poll until the
880 * global reset is done.
882 if ((rd32(hw, GLGEN_RSTAT) & GLGEN_RSTAT_DEVSTATE_M) ||
883 (rd32(hw, GLNVM_ULD) & ICE_RESET_DONE_MASK) ^ ICE_RESET_DONE_MASK) {
884 /* poll on global reset currently in progress until done */
885 if (ice_check_reset(hw))
886 return ICE_ERR_RESET_FAILED;
892 reg = rd32(hw, PFGEN_CTRL);
894 wr32(hw, PFGEN_CTRL, (reg | PFGEN_CTRL_PFSWR_M));
896 for (cnt = 0; cnt < ICE_PF_RESET_WAIT_COUNT; cnt++) {
897 reg = rd32(hw, PFGEN_CTRL);
898 if (!(reg & PFGEN_CTRL_PFSWR_M))
901 ice_msec_delay(1, true);
904 if (cnt == ICE_PF_RESET_WAIT_COUNT) {
905 ice_debug(hw, ICE_DBG_INIT,
906 "PF reset polling failed to complete.\n");
907 return ICE_ERR_RESET_FAILED;
914 * ice_reset - Perform different types of reset
915 * @hw: pointer to the hardware structure
916 * @req: reset request
918 * This function triggers a reset as specified by the req parameter.
921 * If anything other than a PF reset is triggered, PXE mode is restored.
922 * This has to be cleared using ice_clear_pxe_mode again, once the AQ
923 * interface has been restored in the rebuild flow.
925 enum ice_status ice_reset(struct ice_hw *hw, enum ice_reset_req req)
931 return ice_pf_reset(hw);
932 case ICE_RESET_CORER:
933 ice_debug(hw, ICE_DBG_INIT, "CoreR requested\n");
934 val = GLGEN_RTRIG_CORER_M;
936 case ICE_RESET_GLOBR:
937 ice_debug(hw, ICE_DBG_INIT, "GlobalR requested\n");
938 val = GLGEN_RTRIG_GLOBR_M;
941 return ICE_ERR_PARAM;
944 val |= rd32(hw, GLGEN_RTRIG);
945 wr32(hw, GLGEN_RTRIG, val);
948 /* wait for the FW to be ready */
949 return ice_check_reset(hw);
953 * ice_copy_rxq_ctx_to_hw
954 * @hw: pointer to the hardware structure
955 * @ice_rxq_ctx: pointer to the rxq context
956 * @rxq_index: the index of the Rx queue
958 * Copies rxq context from dense structure to HW register space
960 static enum ice_status
961 ice_copy_rxq_ctx_to_hw(struct ice_hw *hw, u8 *ice_rxq_ctx, u32 rxq_index)
966 return ICE_ERR_BAD_PTR;
968 if (rxq_index > QRX_CTRL_MAX_INDEX)
969 return ICE_ERR_PARAM;
971 /* Copy each dword separately to HW */
972 for (i = 0; i < ICE_RXQ_CTX_SIZE_DWORDS; i++) {
973 wr32(hw, QRX_CONTEXT(i, rxq_index),
974 *((u32 *)(ice_rxq_ctx + (i * sizeof(u32)))));
976 ice_debug(hw, ICE_DBG_QCTX, "qrxdata[%d]: %08X\n", i,
977 *((u32 *)(ice_rxq_ctx + (i * sizeof(u32)))));
983 /* LAN Rx Queue Context */
984 static const struct ice_ctx_ele ice_rlan_ctx_info[] = {
985 /* Field Width LSB */
986 ICE_CTX_STORE(ice_rlan_ctx, head, 13, 0),
987 ICE_CTX_STORE(ice_rlan_ctx, cpuid, 8, 13),
988 ICE_CTX_STORE(ice_rlan_ctx, base, 57, 32),
989 ICE_CTX_STORE(ice_rlan_ctx, qlen, 13, 89),
990 ICE_CTX_STORE(ice_rlan_ctx, dbuf, 7, 102),
991 ICE_CTX_STORE(ice_rlan_ctx, hbuf, 5, 109),
992 ICE_CTX_STORE(ice_rlan_ctx, dtype, 2, 114),
993 ICE_CTX_STORE(ice_rlan_ctx, dsize, 1, 116),
994 ICE_CTX_STORE(ice_rlan_ctx, crcstrip, 1, 117),
995 ICE_CTX_STORE(ice_rlan_ctx, l2tsel, 1, 119),
996 ICE_CTX_STORE(ice_rlan_ctx, hsplit_0, 4, 120),
997 ICE_CTX_STORE(ice_rlan_ctx, hsplit_1, 2, 124),
998 ICE_CTX_STORE(ice_rlan_ctx, showiv, 1, 127),
999 ICE_CTX_STORE(ice_rlan_ctx, rxmax, 14, 174),
1000 ICE_CTX_STORE(ice_rlan_ctx, tphrdesc_ena, 1, 193),
1001 ICE_CTX_STORE(ice_rlan_ctx, tphwdesc_ena, 1, 194),
1002 ICE_CTX_STORE(ice_rlan_ctx, tphdata_ena, 1, 195),
1003 ICE_CTX_STORE(ice_rlan_ctx, tphhead_ena, 1, 196),
1004 ICE_CTX_STORE(ice_rlan_ctx, lrxqthresh, 3, 198),
1005 ICE_CTX_STORE(ice_rlan_ctx, prefena, 1, 201),
1011 * @hw: pointer to the hardware structure
1012 * @rlan_ctx: pointer to the rxq context
1013 * @rxq_index: the index of the Rx queue
1015 * Converts rxq context from sparse to dense structure and then writes
1016 * it to HW register space and enables the hardware to prefetch descriptors
1017 * instead of only fetching them on demand
1020 ice_write_rxq_ctx(struct ice_hw *hw, struct ice_rlan_ctx *rlan_ctx,
1023 u8 ctx_buf[ICE_RXQ_CTX_SZ] = { 0 };
1026 return ICE_ERR_BAD_PTR;
1028 rlan_ctx->prefena = 1;
1030 ice_set_ctx(hw, (u8 *)rlan_ctx, ctx_buf, ice_rlan_ctx_info);
1031 return ice_copy_rxq_ctx_to_hw(hw, ctx_buf, rxq_index);
1036 * @hw: pointer to the hardware structure
1037 * @rxq_index: the index of the Rx queue to clear
1039 * Clears rxq context in HW register space
1041 enum ice_status ice_clear_rxq_ctx(struct ice_hw *hw, u32 rxq_index)
1045 if (rxq_index > QRX_CTRL_MAX_INDEX)
1046 return ICE_ERR_PARAM;
1048 /* Clear each dword register separately */
1049 for (i = 0; i < ICE_RXQ_CTX_SIZE_DWORDS; i++)
1050 wr32(hw, QRX_CONTEXT(i, rxq_index), 0);
1055 /* LAN Tx Queue Context */
1056 const struct ice_ctx_ele ice_tlan_ctx_info[] = {
1057 /* Field Width LSB */
1058 ICE_CTX_STORE(ice_tlan_ctx, base, 57, 0),
1059 ICE_CTX_STORE(ice_tlan_ctx, port_num, 3, 57),
1060 ICE_CTX_STORE(ice_tlan_ctx, cgd_num, 5, 60),
1061 ICE_CTX_STORE(ice_tlan_ctx, pf_num, 3, 65),
1062 ICE_CTX_STORE(ice_tlan_ctx, vmvf_num, 10, 68),
1063 ICE_CTX_STORE(ice_tlan_ctx, vmvf_type, 2, 78),
1064 ICE_CTX_STORE(ice_tlan_ctx, src_vsi, 10, 80),
1065 ICE_CTX_STORE(ice_tlan_ctx, tsyn_ena, 1, 90),
1066 ICE_CTX_STORE(ice_tlan_ctx, internal_usage_flag, 1, 91),
1067 ICE_CTX_STORE(ice_tlan_ctx, alt_vlan, 1, 92),
1068 ICE_CTX_STORE(ice_tlan_ctx, cpuid, 8, 93),
1069 ICE_CTX_STORE(ice_tlan_ctx, wb_mode, 1, 101),
1070 ICE_CTX_STORE(ice_tlan_ctx, tphrd_desc, 1, 102),
1071 ICE_CTX_STORE(ice_tlan_ctx, tphrd, 1, 103),
1072 ICE_CTX_STORE(ice_tlan_ctx, tphwr_desc, 1, 104),
1073 ICE_CTX_STORE(ice_tlan_ctx, cmpq_id, 9, 105),
1074 ICE_CTX_STORE(ice_tlan_ctx, qnum_in_func, 14, 114),
1075 ICE_CTX_STORE(ice_tlan_ctx, itr_notification_mode, 1, 128),
1076 ICE_CTX_STORE(ice_tlan_ctx, adjust_prof_id, 6, 129),
1077 ICE_CTX_STORE(ice_tlan_ctx, qlen, 13, 135),
1078 ICE_CTX_STORE(ice_tlan_ctx, quanta_prof_idx, 4, 148),
1079 ICE_CTX_STORE(ice_tlan_ctx, tso_ena, 1, 152),
1080 ICE_CTX_STORE(ice_tlan_ctx, tso_qnum, 11, 153),
1081 ICE_CTX_STORE(ice_tlan_ctx, legacy_int, 1, 164),
1082 ICE_CTX_STORE(ice_tlan_ctx, drop_ena, 1, 165),
1083 ICE_CTX_STORE(ice_tlan_ctx, cache_prof_idx, 2, 166),
1084 ICE_CTX_STORE(ice_tlan_ctx, pkt_shaper_prof_idx, 3, 168),
1085 ICE_CTX_STORE(ice_tlan_ctx, int_q_state, 122, 171),
1090 * ice_copy_tx_cmpltnq_ctx_to_hw
1091 * @hw: pointer to the hardware structure
1092 * @ice_tx_cmpltnq_ctx: pointer to the Tx completion queue context
1093 * @tx_cmpltnq_index: the index of the completion queue
1095 * Copies Tx completion queue context from dense structure to HW register space
1097 static enum ice_status
1098 ice_copy_tx_cmpltnq_ctx_to_hw(struct ice_hw *hw, u8 *ice_tx_cmpltnq_ctx,
1099 u32 tx_cmpltnq_index)
1103 if (!ice_tx_cmpltnq_ctx)
1104 return ICE_ERR_BAD_PTR;
1106 if (tx_cmpltnq_index > GLTCLAN_CQ_CNTX0_MAX_INDEX)
1107 return ICE_ERR_PARAM;
1109 /* Copy each dword separately to HW */
1110 for (i = 0; i < ICE_TX_CMPLTNQ_CTX_SIZE_DWORDS; i++) {
1111 wr32(hw, GLTCLAN_CQ_CNTX(i, tx_cmpltnq_index),
1112 *((u32 *)(ice_tx_cmpltnq_ctx + (i * sizeof(u32)))));
1114 ice_debug(hw, ICE_DBG_QCTX, "cmpltnqdata[%d]: %08X\n", i,
1115 *((u32 *)(ice_tx_cmpltnq_ctx + (i * sizeof(u32)))));
1121 /* LAN Tx Completion Queue Context */
1122 static const struct ice_ctx_ele ice_tx_cmpltnq_ctx_info[] = {
1123 /* Field Width LSB */
1124 ICE_CTX_STORE(ice_tx_cmpltnq_ctx, base, 57, 0),
1125 ICE_CTX_STORE(ice_tx_cmpltnq_ctx, q_len, 18, 64),
1126 ICE_CTX_STORE(ice_tx_cmpltnq_ctx, generation, 1, 96),
1127 ICE_CTX_STORE(ice_tx_cmpltnq_ctx, wrt_ptr, 22, 97),
1128 ICE_CTX_STORE(ice_tx_cmpltnq_ctx, pf_num, 3, 128),
1129 ICE_CTX_STORE(ice_tx_cmpltnq_ctx, vmvf_num, 10, 131),
1130 ICE_CTX_STORE(ice_tx_cmpltnq_ctx, vmvf_type, 2, 141),
1131 ICE_CTX_STORE(ice_tx_cmpltnq_ctx, tph_desc_wr, 1, 160),
1132 ICE_CTX_STORE(ice_tx_cmpltnq_ctx, cpuid, 8, 161),
1133 ICE_CTX_STORE(ice_tx_cmpltnq_ctx, cmpltn_cache, 512, 192),
1138 * ice_write_tx_cmpltnq_ctx
1139 * @hw: pointer to the hardware structure
1140 * @tx_cmpltnq_ctx: pointer to the completion queue context
1141 * @tx_cmpltnq_index: the index of the completion queue
1143 * Converts completion queue context from sparse to dense structure and then
1144 * writes it to HW register space
1147 ice_write_tx_cmpltnq_ctx(struct ice_hw *hw,
1148 struct ice_tx_cmpltnq_ctx *tx_cmpltnq_ctx,
1149 u32 tx_cmpltnq_index)
1151 u8 ctx_buf[ICE_TX_CMPLTNQ_CTX_SIZE_DWORDS * sizeof(u32)] = { 0 };
1153 ice_set_ctx(hw, (u8 *)tx_cmpltnq_ctx, ctx_buf, ice_tx_cmpltnq_ctx_info);
1154 return ice_copy_tx_cmpltnq_ctx_to_hw(hw, ctx_buf, tx_cmpltnq_index);
1158 * ice_clear_tx_cmpltnq_ctx
1159 * @hw: pointer to the hardware structure
1160 * @tx_cmpltnq_index: the index of the completion queue to clear
1162 * Clears Tx completion queue context in HW register space
1165 ice_clear_tx_cmpltnq_ctx(struct ice_hw *hw, u32 tx_cmpltnq_index)
1169 if (tx_cmpltnq_index > GLTCLAN_CQ_CNTX0_MAX_INDEX)
1170 return ICE_ERR_PARAM;
1172 /* Clear each dword register separately */
1173 for (i = 0; i < ICE_TX_CMPLTNQ_CTX_SIZE_DWORDS; i++)
1174 wr32(hw, GLTCLAN_CQ_CNTX(i, tx_cmpltnq_index), 0);
1180 * ice_copy_tx_drbell_q_ctx_to_hw
1181 * @hw: pointer to the hardware structure
1182 * @ice_tx_drbell_q_ctx: pointer to the doorbell queue context
1183 * @tx_drbell_q_index: the index of the doorbell queue
1185 * Copies doorbell queue context from dense structure to HW register space
1187 static enum ice_status
1188 ice_copy_tx_drbell_q_ctx_to_hw(struct ice_hw *hw, u8 *ice_tx_drbell_q_ctx,
1189 u32 tx_drbell_q_index)
1193 if (!ice_tx_drbell_q_ctx)
1194 return ICE_ERR_BAD_PTR;
1196 if (tx_drbell_q_index > QTX_COMM_DBLQ_DBELL_MAX_INDEX)
1197 return ICE_ERR_PARAM;
1199 /* Copy each dword separately to HW */
1200 for (i = 0; i < ICE_TX_DRBELL_Q_CTX_SIZE_DWORDS; i++) {
1201 wr32(hw, QTX_COMM_DBLQ_CNTX(i, tx_drbell_q_index),
1202 *((u32 *)(ice_tx_drbell_q_ctx + (i * sizeof(u32)))));
1204 ice_debug(hw, ICE_DBG_QCTX, "tx_drbell_qdata[%d]: %08X\n", i,
1205 *((u32 *)(ice_tx_drbell_q_ctx + (i * sizeof(u32)))));
1211 /* LAN Tx Doorbell Queue Context info */
1212 static const struct ice_ctx_ele ice_tx_drbell_q_ctx_info[] = {
1213 /* Field Width LSB */
1214 ICE_CTX_STORE(ice_tx_drbell_q_ctx, base, 57, 0),
1215 ICE_CTX_STORE(ice_tx_drbell_q_ctx, ring_len, 13, 64),
1216 ICE_CTX_STORE(ice_tx_drbell_q_ctx, pf_num, 3, 80),
1217 ICE_CTX_STORE(ice_tx_drbell_q_ctx, vf_num, 8, 84),
1218 ICE_CTX_STORE(ice_tx_drbell_q_ctx, vmvf_type, 2, 94),
1219 ICE_CTX_STORE(ice_tx_drbell_q_ctx, cpuid, 8, 96),
1220 ICE_CTX_STORE(ice_tx_drbell_q_ctx, tph_desc_rd, 1, 104),
1221 ICE_CTX_STORE(ice_tx_drbell_q_ctx, tph_desc_wr, 1, 108),
1222 ICE_CTX_STORE(ice_tx_drbell_q_ctx, db_q_en, 1, 112),
1223 ICE_CTX_STORE(ice_tx_drbell_q_ctx, rd_head, 13, 128),
1224 ICE_CTX_STORE(ice_tx_drbell_q_ctx, rd_tail, 13, 144),
1229 * ice_write_tx_drbell_q_ctx
1230 * @hw: pointer to the hardware structure
1231 * @tx_drbell_q_ctx: pointer to the doorbell queue context
1232 * @tx_drbell_q_index: the index of the doorbell queue
1234 * Converts doorbell queue context from sparse to dense structure and then
1235 * writes it to HW register space
1238 ice_write_tx_drbell_q_ctx(struct ice_hw *hw,
1239 struct ice_tx_drbell_q_ctx *tx_drbell_q_ctx,
1240 u32 tx_drbell_q_index)
1242 u8 ctx_buf[ICE_TX_DRBELL_Q_CTX_SIZE_DWORDS * sizeof(u32)] = { 0 };
1244 ice_set_ctx(hw, (u8 *)tx_drbell_q_ctx, ctx_buf,
1245 ice_tx_drbell_q_ctx_info);
1246 return ice_copy_tx_drbell_q_ctx_to_hw(hw, ctx_buf, tx_drbell_q_index);
1250 * ice_clear_tx_drbell_q_ctx
1251 * @hw: pointer to the hardware structure
1252 * @tx_drbell_q_index: the index of the doorbell queue to clear
1254 * Clears doorbell queue context in HW register space
1257 ice_clear_tx_drbell_q_ctx(struct ice_hw *hw, u32 tx_drbell_q_index)
1261 if (tx_drbell_q_index > QTX_COMM_DBLQ_DBELL_MAX_INDEX)
1262 return ICE_ERR_PARAM;
1264 /* Clear each dword register separately */
1265 for (i = 0; i < ICE_TX_DRBELL_Q_CTX_SIZE_DWORDS; i++)
1266 wr32(hw, QTX_COMM_DBLQ_CNTX(i, tx_drbell_q_index), 0);
1271 /* FW Admin Queue command wrappers */
1274 * ice_aq_send_cmd - send FW Admin Queue command to FW Admin Queue
1275 * @hw: pointer to the HW struct
1276 * @desc: descriptor describing the command
1277 * @buf: buffer to use for indirect commands (NULL for direct commands)
1278 * @buf_size: size of buffer for indirect commands (0 for direct commands)
1279 * @cd: pointer to command details structure
1281 * Helper function to send FW Admin Queue commands to the FW Admin Queue.
1284 ice_aq_send_cmd(struct ice_hw *hw, struct ice_aq_desc *desc, void *buf,
1285 u16 buf_size, struct ice_sq_cd *cd)
1287 if (hw->aq_send_cmd_fn) {
1288 enum ice_status status = ICE_ERR_NOT_READY;
1289 u16 retval = ICE_AQ_RC_OK;
1291 ice_acquire_lock(&hw->adminq.sq_lock);
1292 if (!hw->aq_send_cmd_fn(hw->aq_send_cmd_param, desc,
1294 retval = LE16_TO_CPU(desc->retval);
1295 /* strip off FW internal code */
1298 if (retval == ICE_AQ_RC_OK)
1299 status = ICE_SUCCESS;
1301 status = ICE_ERR_AQ_ERROR;
1304 hw->adminq.sq_last_status = (enum ice_aq_err)retval;
1305 ice_release_lock(&hw->adminq.sq_lock);
1309 return ice_sq_send_cmd(hw, &hw->adminq, desc, buf, buf_size, cd);
1314 * @hw: pointer to the HW struct
1315 * @cd: pointer to command details structure or NULL
1317 * Get the firmware version (0x0001) from the admin queue commands
1319 enum ice_status ice_aq_get_fw_ver(struct ice_hw *hw, struct ice_sq_cd *cd)
1321 struct ice_aqc_get_ver *resp;
1322 struct ice_aq_desc desc;
1323 enum ice_status status;
1325 resp = &desc.params.get_ver;
1327 ice_fill_dflt_direct_cmd_desc(&desc, ice_aqc_opc_get_ver);
1329 status = ice_aq_send_cmd(hw, &desc, NULL, 0, cd);
1332 hw->fw_branch = resp->fw_branch;
1333 hw->fw_maj_ver = resp->fw_major;
1334 hw->fw_min_ver = resp->fw_minor;
1335 hw->fw_patch = resp->fw_patch;
1336 hw->fw_build = LE32_TO_CPU(resp->fw_build);
1337 hw->api_branch = resp->api_branch;
1338 hw->api_maj_ver = resp->api_major;
1339 hw->api_min_ver = resp->api_minor;
1340 hw->api_patch = resp->api_patch;
1347 * ice_aq_send_driver_ver
1348 * @hw: pointer to the HW struct
1349 * @dv: driver's major, minor version
1350 * @cd: pointer to command details structure or NULL
1352 * Send the driver version (0x0002) to the firmware
1355 ice_aq_send_driver_ver(struct ice_hw *hw, struct ice_driver_ver *dv,
1356 struct ice_sq_cd *cd)
1358 struct ice_aqc_driver_ver *cmd;
1359 struct ice_aq_desc desc;
1362 cmd = &desc.params.driver_ver;
1365 return ICE_ERR_PARAM;
1367 ice_fill_dflt_direct_cmd_desc(&desc, ice_aqc_opc_driver_ver);
1369 desc.flags |= CPU_TO_LE16(ICE_AQ_FLAG_RD);
1370 cmd->major_ver = dv->major_ver;
1371 cmd->minor_ver = dv->minor_ver;
1372 cmd->build_ver = dv->build_ver;
1373 cmd->subbuild_ver = dv->subbuild_ver;
1376 while (len < sizeof(dv->driver_string) &&
1377 IS_ASCII(dv->driver_string[len]) && dv->driver_string[len])
1380 return ice_aq_send_cmd(hw, &desc, dv->driver_string, len, cd);
1385 * @hw: pointer to the HW struct
1386 * @unloading: is the driver unloading itself
1388 * Tell the Firmware that we're shutting down the AdminQ and whether
1389 * or not the driver is unloading as well (0x0003).
1391 enum ice_status ice_aq_q_shutdown(struct ice_hw *hw, bool unloading)
1393 struct ice_aqc_q_shutdown *cmd;
1394 struct ice_aq_desc desc;
1396 cmd = &desc.params.q_shutdown;
1398 ice_fill_dflt_direct_cmd_desc(&desc, ice_aqc_opc_q_shutdown);
1401 cmd->driver_unloading = ICE_AQC_DRIVER_UNLOADING;
1403 return ice_aq_send_cmd(hw, &desc, NULL, 0, NULL);
1408 * @hw: pointer to the HW struct
1410 * @access: access type
1411 * @sdp_number: resource number
1412 * @timeout: the maximum time in ms that the driver may hold the resource
1413 * @cd: pointer to command details structure or NULL
1415 * Requests common resource using the admin queue commands (0x0008).
1416 * When attempting to acquire the Global Config Lock, the driver can
1417 * learn of three states:
1418 * 1) ICE_SUCCESS - acquired lock, and can perform download package
1419 * 2) ICE_ERR_AQ_ERROR - did not get lock, driver should fail to load
1420 * 3) ICE_ERR_AQ_NO_WORK - did not get lock, but another driver has
1421 * successfully downloaded the package; the driver does
1422 * not have to download the package and can continue
1425 * Note that if the caller is in an acquire lock, perform action, release lock
1426 * phase of operation, it is possible that the FW may detect a timeout and issue
1427 * a CORER. In this case, the driver will receive a CORER interrupt and will
1428 * have to determine its cause. The calling thread that is handling this flow
1429 * will likely get an error propagated back to it indicating the Download
1430 * Package, Update Package or the Release Resource AQ commands timed out.
1432 static enum ice_status
1433 ice_aq_req_res(struct ice_hw *hw, enum ice_aq_res_ids res,
1434 enum ice_aq_res_access_type access, u8 sdp_number, u32 *timeout,
1435 struct ice_sq_cd *cd)
1437 struct ice_aqc_req_res *cmd_resp;
1438 struct ice_aq_desc desc;
1439 enum ice_status status;
1441 ice_debug(hw, ICE_DBG_TRACE, "%s\n", __func__);
1443 cmd_resp = &desc.params.res_owner;
1445 ice_fill_dflt_direct_cmd_desc(&desc, ice_aqc_opc_req_res);
1447 cmd_resp->res_id = CPU_TO_LE16(res);
1448 cmd_resp->access_type = CPU_TO_LE16(access);
1449 cmd_resp->res_number = CPU_TO_LE32(sdp_number);
1450 cmd_resp->timeout = CPU_TO_LE32(*timeout);
1453 status = ice_aq_send_cmd(hw, &desc, NULL, 0, cd);
1455 /* The completion specifies the maximum time in ms that the driver
1456 * may hold the resource in the Timeout field.
1459 /* Global config lock response utilizes an additional status field.
1461 * If the Global config lock resource is held by some other driver, the
1462 * command completes with ICE_AQ_RES_GLBL_IN_PROG in the status field
1463 * and the timeout field indicates the maximum time the current owner
1464 * of the resource has to free it.
1466 if (res == ICE_GLOBAL_CFG_LOCK_RES_ID) {
1467 if (LE16_TO_CPU(cmd_resp->status) == ICE_AQ_RES_GLBL_SUCCESS) {
1468 *timeout = LE32_TO_CPU(cmd_resp->timeout);
1470 } else if (LE16_TO_CPU(cmd_resp->status) ==
1471 ICE_AQ_RES_GLBL_IN_PROG) {
1472 *timeout = LE32_TO_CPU(cmd_resp->timeout);
1473 return ICE_ERR_AQ_ERROR;
1474 } else if (LE16_TO_CPU(cmd_resp->status) ==
1475 ICE_AQ_RES_GLBL_DONE) {
1476 return ICE_ERR_AQ_NO_WORK;
1479 /* invalid FW response, force a timeout immediately */
1481 return ICE_ERR_AQ_ERROR;
1484 /* If the resource is held by some other driver, the command completes
1485 * with a busy return value and the timeout field indicates the maximum
1486 * time the current owner of the resource has to free it.
1488 if (!status || hw->adminq.sq_last_status == ICE_AQ_RC_EBUSY)
1489 *timeout = LE32_TO_CPU(cmd_resp->timeout);
1495 * ice_aq_release_res
1496 * @hw: pointer to the HW struct
1498 * @sdp_number: resource number
1499 * @cd: pointer to command details structure or NULL
1501 * release common resource using the admin queue commands (0x0009)
1503 static enum ice_status
1504 ice_aq_release_res(struct ice_hw *hw, enum ice_aq_res_ids res, u8 sdp_number,
1505 struct ice_sq_cd *cd)
1507 struct ice_aqc_req_res *cmd;
1508 struct ice_aq_desc desc;
1510 ice_debug(hw, ICE_DBG_TRACE, "%s\n", __func__);
1512 cmd = &desc.params.res_owner;
1514 ice_fill_dflt_direct_cmd_desc(&desc, ice_aqc_opc_release_res);
1516 cmd->res_id = CPU_TO_LE16(res);
1517 cmd->res_number = CPU_TO_LE32(sdp_number);
1519 return ice_aq_send_cmd(hw, &desc, NULL, 0, cd);
1524 * @hw: pointer to the HW structure
1526 * @access: access type (read or write)
1527 * @timeout: timeout in milliseconds
1529 * This function will attempt to acquire the ownership of a resource.
1532 ice_acquire_res(struct ice_hw *hw, enum ice_aq_res_ids res,
1533 enum ice_aq_res_access_type access, u32 timeout)
1535 #define ICE_RES_POLLING_DELAY_MS 10
1536 u32 delay = ICE_RES_POLLING_DELAY_MS;
1537 u32 time_left = timeout;
1538 enum ice_status status;
1540 ice_debug(hw, ICE_DBG_TRACE, "%s\n", __func__);
1542 status = ice_aq_req_res(hw, res, access, 0, &time_left, NULL);
1544 /* A return code of ICE_ERR_AQ_NO_WORK means that another driver has
1545 * previously acquired the resource and performed any necessary updates;
1546 * in this case the caller does not obtain the resource and has no
1547 * further work to do.
1549 if (status == ICE_ERR_AQ_NO_WORK)
1550 goto ice_acquire_res_exit;
1553 ice_debug(hw, ICE_DBG_RES,
1554 "resource %d acquire type %d failed.\n", res, access);
1556 /* If necessary, poll until the current lock owner timeouts */
1557 timeout = time_left;
1558 while (status && timeout && time_left) {
1559 ice_msec_delay(delay, true);
1560 timeout = (timeout > delay) ? timeout - delay : 0;
1561 status = ice_aq_req_res(hw, res, access, 0, &time_left, NULL);
1563 if (status == ICE_ERR_AQ_NO_WORK)
1564 /* lock free, but no work to do */
1571 if (status && status != ICE_ERR_AQ_NO_WORK)
1572 ice_debug(hw, ICE_DBG_RES, "resource acquire timed out.\n");
1574 ice_acquire_res_exit:
1575 if (status == ICE_ERR_AQ_NO_WORK) {
1576 if (access == ICE_RES_WRITE)
1577 ice_debug(hw, ICE_DBG_RES,
1578 "resource indicates no work to do.\n");
1580 ice_debug(hw, ICE_DBG_RES,
1581 "Warning: ICE_ERR_AQ_NO_WORK not expected\n");
1588 * @hw: pointer to the HW structure
1591 * This function will release a resource using the proper Admin Command.
1593 void ice_release_res(struct ice_hw *hw, enum ice_aq_res_ids res)
1595 enum ice_status status;
1596 u32 total_delay = 0;
1598 ice_debug(hw, ICE_DBG_TRACE, "%s\n", __func__);
1600 status = ice_aq_release_res(hw, res, 0, NULL);
1602 /* there are some rare cases when trying to release the resource
1603 * results in an admin queue timeout, so handle them correctly
1605 while ((status == ICE_ERR_AQ_TIMEOUT) &&
1606 (total_delay < hw->adminq.sq_cmd_timeout)) {
1607 ice_msec_delay(1, true);
1608 status = ice_aq_release_res(hw, res, 0, NULL);
1614 * ice_aq_alloc_free_res - command to allocate/free resources
1615 * @hw: pointer to the HW struct
1616 * @num_entries: number of resource entries in buffer
1617 * @buf: Indirect buffer to hold data parameters and response
1618 * @buf_size: size of buffer for indirect commands
1619 * @opc: pass in the command opcode
1620 * @cd: pointer to command details structure or NULL
1622 * Helper function to allocate/free resources using the admin queue commands
1625 ice_aq_alloc_free_res(struct ice_hw *hw, u16 num_entries,
1626 struct ice_aqc_alloc_free_res_elem *buf, u16 buf_size,
1627 enum ice_adminq_opc opc, struct ice_sq_cd *cd)
1629 struct ice_aqc_alloc_free_res_cmd *cmd;
1630 struct ice_aq_desc desc;
1632 ice_debug(hw, ICE_DBG_TRACE, "%s\n", __func__);
1634 cmd = &desc.params.sw_res_ctrl;
1637 return ICE_ERR_PARAM;
1639 if (buf_size < (num_entries * sizeof(buf->elem[0])))
1640 return ICE_ERR_PARAM;
1642 ice_fill_dflt_direct_cmd_desc(&desc, opc);
1644 desc.flags |= CPU_TO_LE16(ICE_AQ_FLAG_RD);
1646 cmd->num_entries = CPU_TO_LE16(num_entries);
1648 return ice_aq_send_cmd(hw, &desc, buf, buf_size, cd);
1652 * ice_alloc_hw_res - allocate resource
1653 * @hw: pointer to the HW struct
1654 * @type: type of resource
1655 * @num: number of resources to allocate
1656 * @btm: allocate from bottom
1657 * @res: pointer to array that will receive the resources
1660 ice_alloc_hw_res(struct ice_hw *hw, u16 type, u16 num, bool btm, u16 *res)
1662 struct ice_aqc_alloc_free_res_elem *buf;
1663 enum ice_status status;
1666 buf_len = ice_struct_size(buf, elem, num - 1);
1667 buf = (struct ice_aqc_alloc_free_res_elem *)
1668 ice_malloc(hw, buf_len);
1670 return ICE_ERR_NO_MEMORY;
1672 /* Prepare buffer to allocate resource. */
1673 buf->num_elems = CPU_TO_LE16(num);
1674 buf->res_type = CPU_TO_LE16(type | ICE_AQC_RES_TYPE_FLAG_DEDICATED |
1675 ICE_AQC_RES_TYPE_FLAG_IGNORE_INDEX);
1677 buf->res_type |= CPU_TO_LE16(ICE_AQC_RES_TYPE_FLAG_SCAN_BOTTOM);
1679 status = ice_aq_alloc_free_res(hw, 1, buf, buf_len,
1680 ice_aqc_opc_alloc_res, NULL);
1682 goto ice_alloc_res_exit;
1684 ice_memcpy(res, buf->elem, sizeof(buf->elem) * num,
1685 ICE_NONDMA_TO_NONDMA);
1693 * ice_free_hw_res - free allocated HW resource
1694 * @hw: pointer to the HW struct
1695 * @type: type of resource to free
1696 * @num: number of resources
1697 * @res: pointer to array that contains the resources to free
1700 ice_free_hw_res(struct ice_hw *hw, u16 type, u16 num, u16 *res)
1702 struct ice_aqc_alloc_free_res_elem *buf;
1703 enum ice_status status;
1706 buf_len = ice_struct_size(buf, elem, num - 1);
1707 buf = (struct ice_aqc_alloc_free_res_elem *)ice_malloc(hw, buf_len);
1709 return ICE_ERR_NO_MEMORY;
1711 /* Prepare buffer to free resource. */
1712 buf->num_elems = CPU_TO_LE16(num);
1713 buf->res_type = CPU_TO_LE16(type);
1714 ice_memcpy(buf->elem, res, sizeof(buf->elem) * num,
1715 ICE_NONDMA_TO_NONDMA);
1717 status = ice_aq_alloc_free_res(hw, num, buf, buf_len,
1718 ice_aqc_opc_free_res, NULL);
1720 ice_debug(hw, ICE_DBG_SW, "CQ CMD Buffer:\n");
1727 * ice_get_num_per_func - determine number of resources per PF
1728 * @hw: pointer to the HW structure
1729 * @max: value to be evenly split between each PF
1731 * Determine the number of valid functions by going through the bitmap returned
1732 * from parsing capabilities and use this to calculate the number of resources
1733 * per PF based on the max value passed in.
1735 static u32 ice_get_num_per_func(struct ice_hw *hw, u32 max)
1739 #define ICE_CAPS_VALID_FUNCS_M 0xFF
1740 funcs = ice_hweight8(hw->dev_caps.common_cap.valid_functions &
1741 ICE_CAPS_VALID_FUNCS_M);
1750 * ice_parse_caps - parse function/device capabilities
1751 * @hw: pointer to the HW struct
1752 * @buf: pointer to a buffer containing function/device capability records
1753 * @cap_count: number of capability records in the list
1754 * @opc: type of capabilities list to parse
1756 * Helper function to parse function(0x000a)/device(0x000b) capabilities list.
1759 ice_parse_caps(struct ice_hw *hw, void *buf, u32 cap_count,
1760 enum ice_adminq_opc opc)
1762 struct ice_aqc_list_caps_elem *cap_resp;
1763 struct ice_hw_func_caps *func_p = NULL;
1764 struct ice_hw_dev_caps *dev_p = NULL;
1765 struct ice_hw_common_caps *caps;
1772 cap_resp = (struct ice_aqc_list_caps_elem *)buf;
1774 if (opc == ice_aqc_opc_list_dev_caps) {
1775 dev_p = &hw->dev_caps;
1776 caps = &dev_p->common_cap;
1778 } else if (opc == ice_aqc_opc_list_func_caps) {
1779 func_p = &hw->func_caps;
1780 caps = &func_p->common_cap;
1781 prefix = "func cap";
1783 ice_debug(hw, ICE_DBG_INIT, "wrong opcode\n");
1787 for (i = 0; caps && i < cap_count; i++, cap_resp++) {
1788 u32 logical_id = LE32_TO_CPU(cap_resp->logical_id);
1789 u32 phys_id = LE32_TO_CPU(cap_resp->phys_id);
1790 u32 number = LE32_TO_CPU(cap_resp->number);
1791 u16 cap = LE16_TO_CPU(cap_resp->cap);
1794 case ICE_AQC_CAPS_VALID_FUNCTIONS:
1795 caps->valid_functions = number;
1796 ice_debug(hw, ICE_DBG_INIT,
1797 "%s: valid_functions (bitmap) = %d\n", prefix,
1798 caps->valid_functions);
1800 /* store func count for resource management purposes */
1802 dev_p->num_funcs = ice_hweight32(number);
1804 case ICE_AQC_CAPS_VSI:
1806 dev_p->num_vsi_allocd_to_host = number;
1807 ice_debug(hw, ICE_DBG_INIT,
1808 "%s: num_vsi_allocd_to_host = %d\n",
1810 dev_p->num_vsi_allocd_to_host);
1811 } else if (func_p) {
1812 func_p->guar_num_vsi =
1813 ice_get_num_per_func(hw, ICE_MAX_VSI);
1814 ice_debug(hw, ICE_DBG_INIT,
1815 "%s: guar_num_vsi (fw) = %d\n",
1817 ice_debug(hw, ICE_DBG_INIT,
1818 "%s: guar_num_vsi = %d\n",
1819 prefix, func_p->guar_num_vsi);
1822 case ICE_AQC_CAPS_DCB:
1823 caps->dcb = (number == 1);
1824 caps->active_tc_bitmap = logical_id;
1825 caps->maxtc = phys_id;
1826 ice_debug(hw, ICE_DBG_INIT,
1827 "%s: dcb = %d\n", prefix, caps->dcb);
1828 ice_debug(hw, ICE_DBG_INIT,
1829 "%s: active_tc_bitmap = %d\n", prefix,
1830 caps->active_tc_bitmap);
1831 ice_debug(hw, ICE_DBG_INIT,
1832 "%s: maxtc = %d\n", prefix, caps->maxtc);
1834 case ICE_AQC_CAPS_RSS:
1835 caps->rss_table_size = number;
1836 caps->rss_table_entry_width = logical_id;
1837 ice_debug(hw, ICE_DBG_INIT,
1838 "%s: rss_table_size = %d\n", prefix,
1839 caps->rss_table_size);
1840 ice_debug(hw, ICE_DBG_INIT,
1841 "%s: rss_table_entry_width = %d\n", prefix,
1842 caps->rss_table_entry_width);
1844 case ICE_AQC_CAPS_RXQS:
1845 caps->num_rxq = number;
1846 caps->rxq_first_id = phys_id;
1847 ice_debug(hw, ICE_DBG_INIT,
1848 "%s: num_rxq = %d\n", prefix,
1850 ice_debug(hw, ICE_DBG_INIT,
1851 "%s: rxq_first_id = %d\n", prefix,
1852 caps->rxq_first_id);
1854 case ICE_AQC_CAPS_TXQS:
1855 caps->num_txq = number;
1856 caps->txq_first_id = phys_id;
1857 ice_debug(hw, ICE_DBG_INIT,
1858 "%s: num_txq = %d\n", prefix,
1860 ice_debug(hw, ICE_DBG_INIT,
1861 "%s: txq_first_id = %d\n", prefix,
1862 caps->txq_first_id);
1864 case ICE_AQC_CAPS_MSIX:
1865 caps->num_msix_vectors = number;
1866 caps->msix_vector_first_id = phys_id;
1867 ice_debug(hw, ICE_DBG_INIT,
1868 "%s: num_msix_vectors = %d\n", prefix,
1869 caps->num_msix_vectors);
1870 ice_debug(hw, ICE_DBG_INIT,
1871 "%s: msix_vector_first_id = %d\n", prefix,
1872 caps->msix_vector_first_id);
1874 case ICE_AQC_CAPS_FD:
1876 dev_p->num_flow_director_fltr = number;
1877 ice_debug(hw, ICE_DBG_INIT,
1878 "%s: num_flow_director_fltr = %d\n",
1880 dev_p->num_flow_director_fltr);
1884 if (hw->dcf_enabled)
1886 reg_val = rd32(hw, GLQF_FD_SIZE);
1887 val = (reg_val & GLQF_FD_SIZE_FD_GSIZE_M) >>
1888 GLQF_FD_SIZE_FD_GSIZE_S;
1889 func_p->fd_fltr_guar =
1890 ice_get_num_per_func(hw, val);
1891 val = (reg_val & GLQF_FD_SIZE_FD_BSIZE_M) >>
1892 GLQF_FD_SIZE_FD_BSIZE_S;
1893 func_p->fd_fltr_best_effort = val;
1894 ice_debug(hw, ICE_DBG_INIT,
1895 "%s: fd_fltr_guar = %d\n",
1896 prefix, func_p->fd_fltr_guar);
1897 ice_debug(hw, ICE_DBG_INIT,
1898 "%s: fd_fltr_best_effort = %d\n",
1899 prefix, func_p->fd_fltr_best_effort);
1902 case ICE_AQC_CAPS_MAX_MTU:
1903 caps->max_mtu = number;
1904 ice_debug(hw, ICE_DBG_INIT, "%s: max_mtu = %d\n",
1905 prefix, caps->max_mtu);
1908 ice_debug(hw, ICE_DBG_INIT,
1909 "%s: unknown capability[%d]: 0x%x\n", prefix,
1915 /* Re-calculate capabilities that are dependent on the number of
1916 * physical ports; i.e. some features are not supported or function
1917 * differently on devices with more than 4 ports.
1919 if (hw->dev_caps.num_funcs > 4) {
1920 /* Max 4 TCs per port */
1922 ice_debug(hw, ICE_DBG_INIT,
1923 "%s: maxtc = %d (based on #ports)\n", prefix,
1929 * ice_aq_discover_caps - query function/device capabilities
1930 * @hw: pointer to the HW struct
1931 * @buf: a virtual buffer to hold the capabilities
1932 * @buf_size: Size of the virtual buffer
1933 * @cap_count: cap count needed if AQ err==ENOMEM
1934 * @opc: capabilities type to discover - pass in the command opcode
1935 * @cd: pointer to command details structure or NULL
1937 * Get the function(0x000a)/device(0x000b) capabilities description from
1940 static enum ice_status
1941 ice_aq_discover_caps(struct ice_hw *hw, void *buf, u16 buf_size, u32 *cap_count,
1942 enum ice_adminq_opc opc, struct ice_sq_cd *cd)
1944 struct ice_aqc_list_caps *cmd;
1945 struct ice_aq_desc desc;
1946 enum ice_status status;
1948 cmd = &desc.params.get_cap;
1950 if (opc != ice_aqc_opc_list_func_caps &&
1951 opc != ice_aqc_opc_list_dev_caps)
1952 return ICE_ERR_PARAM;
1954 ice_fill_dflt_direct_cmd_desc(&desc, opc);
1956 status = ice_aq_send_cmd(hw, &desc, buf, buf_size, cd);
1958 ice_parse_caps(hw, buf, LE32_TO_CPU(cmd->count), opc);
1959 else if (hw->adminq.sq_last_status == ICE_AQ_RC_ENOMEM)
1960 *cap_count = LE32_TO_CPU(cmd->count);
1965 * ice_discover_caps - get info about the HW
1966 * @hw: pointer to the hardware structure
1967 * @opc: capabilities type to discover - pass in the command opcode
1969 static enum ice_status
1970 ice_discover_caps(struct ice_hw *hw, enum ice_adminq_opc opc)
1972 enum ice_status status;
1977 /* The driver doesn't know how many capabilities the device will return
1978 * so the buffer size required isn't known ahead of time. The driver
1979 * starts with cbuf_len and if this turns out to be insufficient, the
1980 * device returns ICE_AQ_RC_ENOMEM and also the cap_count it needs.
1981 * The driver then allocates the buffer based on the count and retries
1982 * the operation. So it follows that the retry count is 2.
1984 #define ICE_GET_CAP_BUF_COUNT 40
1985 #define ICE_GET_CAP_RETRY_COUNT 2
1987 cap_count = ICE_GET_CAP_BUF_COUNT;
1988 retries = ICE_GET_CAP_RETRY_COUNT;
1993 cbuf_len = (u16)(cap_count *
1994 sizeof(struct ice_aqc_list_caps_elem));
1995 cbuf = ice_malloc(hw, cbuf_len);
1997 return ICE_ERR_NO_MEMORY;
1999 status = ice_aq_discover_caps(hw, cbuf, cbuf_len, &cap_count,
2003 if (!status || hw->adminq.sq_last_status != ICE_AQ_RC_ENOMEM)
2006 /* If ENOMEM is returned, try again with bigger buffer */
2007 } while (--retries);
2013 * ice_set_safe_mode_caps - Override dev/func capabilities when in safe mode
2014 * @hw: pointer to the hardware structure
2016 void ice_set_safe_mode_caps(struct ice_hw *hw)
2018 struct ice_hw_func_caps *func_caps = &hw->func_caps;
2019 struct ice_hw_dev_caps *dev_caps = &hw->dev_caps;
2020 u32 valid_func, rxq_first_id, txq_first_id;
2021 u32 msix_vector_first_id, max_mtu;
2024 /* cache some func_caps values that should be restored after memset */
2025 valid_func = func_caps->common_cap.valid_functions;
2026 txq_first_id = func_caps->common_cap.txq_first_id;
2027 rxq_first_id = func_caps->common_cap.rxq_first_id;
2028 msix_vector_first_id = func_caps->common_cap.msix_vector_first_id;
2029 max_mtu = func_caps->common_cap.max_mtu;
2031 /* unset func capabilities */
2032 memset(func_caps, 0, sizeof(*func_caps));
2034 /* restore cached values */
2035 func_caps->common_cap.valid_functions = valid_func;
2036 func_caps->common_cap.txq_first_id = txq_first_id;
2037 func_caps->common_cap.rxq_first_id = rxq_first_id;
2038 func_caps->common_cap.msix_vector_first_id = msix_vector_first_id;
2039 func_caps->common_cap.max_mtu = max_mtu;
2041 /* one Tx and one Rx queue in safe mode */
2042 func_caps->common_cap.num_rxq = 1;
2043 func_caps->common_cap.num_txq = 1;
2045 /* two MSIX vectors, one for traffic and one for misc causes */
2046 func_caps->common_cap.num_msix_vectors = 2;
2047 func_caps->guar_num_vsi = 1;
2049 /* cache some dev_caps values that should be restored after memset */
2050 valid_func = dev_caps->common_cap.valid_functions;
2051 txq_first_id = dev_caps->common_cap.txq_first_id;
2052 rxq_first_id = dev_caps->common_cap.rxq_first_id;
2053 msix_vector_first_id = dev_caps->common_cap.msix_vector_first_id;
2054 max_mtu = dev_caps->common_cap.max_mtu;
2055 num_funcs = dev_caps->num_funcs;
2057 /* unset dev capabilities */
2058 memset(dev_caps, 0, sizeof(*dev_caps));
2060 /* restore cached values */
2061 dev_caps->common_cap.valid_functions = valid_func;
2062 dev_caps->common_cap.txq_first_id = txq_first_id;
2063 dev_caps->common_cap.rxq_first_id = rxq_first_id;
2064 dev_caps->common_cap.msix_vector_first_id = msix_vector_first_id;
2065 dev_caps->common_cap.max_mtu = max_mtu;
2066 dev_caps->num_funcs = num_funcs;
2068 /* one Tx and one Rx queue per function in safe mode */
2069 dev_caps->common_cap.num_rxq = num_funcs;
2070 dev_caps->common_cap.num_txq = num_funcs;
2072 /* two MSIX vectors per function */
2073 dev_caps->common_cap.num_msix_vectors = 2 * num_funcs;
2077 * ice_get_caps - get info about the HW
2078 * @hw: pointer to the hardware structure
2080 enum ice_status ice_get_caps(struct ice_hw *hw)
2082 enum ice_status status;
2084 status = ice_discover_caps(hw, ice_aqc_opc_list_dev_caps);
2086 status = ice_discover_caps(hw, ice_aqc_opc_list_func_caps);
2092 * ice_aq_manage_mac_write - manage MAC address write command
2093 * @hw: pointer to the HW struct
2094 * @mac_addr: MAC address to be written as LAA/LAA+WoL/Port address
2095 * @flags: flags to control write behavior
2096 * @cd: pointer to command details structure or NULL
2098 * This function is used to write MAC address to the NVM (0x0108).
2101 ice_aq_manage_mac_write(struct ice_hw *hw, const u8 *mac_addr, u8 flags,
2102 struct ice_sq_cd *cd)
2104 struct ice_aqc_manage_mac_write *cmd;
2105 struct ice_aq_desc desc;
2107 cmd = &desc.params.mac_write;
2108 ice_fill_dflt_direct_cmd_desc(&desc, ice_aqc_opc_manage_mac_write);
2111 ice_memcpy(cmd->mac_addr, mac_addr, ETH_ALEN, ICE_NONDMA_TO_DMA);
2113 return ice_aq_send_cmd(hw, &desc, NULL, 0, cd);
2117 * ice_aq_clear_pxe_mode
2118 * @hw: pointer to the HW struct
2120 * Tell the firmware that the driver is taking over from PXE (0x0110).
2122 static enum ice_status ice_aq_clear_pxe_mode(struct ice_hw *hw)
2124 struct ice_aq_desc desc;
2126 ice_fill_dflt_direct_cmd_desc(&desc, ice_aqc_opc_clear_pxe_mode);
2127 desc.params.clear_pxe.rx_cnt = ICE_AQC_CLEAR_PXE_RX_CNT;
2129 return ice_aq_send_cmd(hw, &desc, NULL, 0, NULL);
2133 * ice_clear_pxe_mode - clear pxe operations mode
2134 * @hw: pointer to the HW struct
2136 * Make sure all PXE mode settings are cleared, including things
2137 * like descriptor fetch/write-back mode.
2139 void ice_clear_pxe_mode(struct ice_hw *hw)
2141 if (ice_check_sq_alive(hw, &hw->adminq))
2142 ice_aq_clear_pxe_mode(hw);
2146 * ice_get_link_speed_based_on_phy_type - returns link speed
2147 * @phy_type_low: lower part of phy_type
2148 * @phy_type_high: higher part of phy_type
2150 * This helper function will convert an entry in PHY type structure
2151 * [phy_type_low, phy_type_high] to its corresponding link speed.
2152 * Note: In the structure of [phy_type_low, phy_type_high], there should
2153 * be one bit set, as this function will convert one PHY type to its
2155 * If no bit gets set, ICE_LINK_SPEED_UNKNOWN will be returned
2156 * If more than one bit gets set, ICE_LINK_SPEED_UNKNOWN will be returned
2159 ice_get_link_speed_based_on_phy_type(u64 phy_type_low, u64 phy_type_high)
2161 u16 speed_phy_type_high = ICE_AQ_LINK_SPEED_UNKNOWN;
2162 u16 speed_phy_type_low = ICE_AQ_LINK_SPEED_UNKNOWN;
2164 switch (phy_type_low) {
2165 case ICE_PHY_TYPE_LOW_100BASE_TX:
2166 case ICE_PHY_TYPE_LOW_100M_SGMII:
2167 speed_phy_type_low = ICE_AQ_LINK_SPEED_100MB;
2169 case ICE_PHY_TYPE_LOW_1000BASE_T:
2170 case ICE_PHY_TYPE_LOW_1000BASE_SX:
2171 case ICE_PHY_TYPE_LOW_1000BASE_LX:
2172 case ICE_PHY_TYPE_LOW_1000BASE_KX:
2173 case ICE_PHY_TYPE_LOW_1G_SGMII:
2174 speed_phy_type_low = ICE_AQ_LINK_SPEED_1000MB;
2176 case ICE_PHY_TYPE_LOW_2500BASE_T:
2177 case ICE_PHY_TYPE_LOW_2500BASE_X:
2178 case ICE_PHY_TYPE_LOW_2500BASE_KX:
2179 speed_phy_type_low = ICE_AQ_LINK_SPEED_2500MB;
2181 case ICE_PHY_TYPE_LOW_5GBASE_T:
2182 case ICE_PHY_TYPE_LOW_5GBASE_KR:
2183 speed_phy_type_low = ICE_AQ_LINK_SPEED_5GB;
2185 case ICE_PHY_TYPE_LOW_10GBASE_T:
2186 case ICE_PHY_TYPE_LOW_10G_SFI_DA:
2187 case ICE_PHY_TYPE_LOW_10GBASE_SR:
2188 case ICE_PHY_TYPE_LOW_10GBASE_LR:
2189 case ICE_PHY_TYPE_LOW_10GBASE_KR_CR1:
2190 case ICE_PHY_TYPE_LOW_10G_SFI_AOC_ACC:
2191 case ICE_PHY_TYPE_LOW_10G_SFI_C2C:
2192 speed_phy_type_low = ICE_AQ_LINK_SPEED_10GB;
2194 case ICE_PHY_TYPE_LOW_25GBASE_T:
2195 case ICE_PHY_TYPE_LOW_25GBASE_CR:
2196 case ICE_PHY_TYPE_LOW_25GBASE_CR_S:
2197 case ICE_PHY_TYPE_LOW_25GBASE_CR1:
2198 case ICE_PHY_TYPE_LOW_25GBASE_SR:
2199 case ICE_PHY_TYPE_LOW_25GBASE_LR:
2200 case ICE_PHY_TYPE_LOW_25GBASE_KR:
2201 case ICE_PHY_TYPE_LOW_25GBASE_KR_S:
2202 case ICE_PHY_TYPE_LOW_25GBASE_KR1:
2203 case ICE_PHY_TYPE_LOW_25G_AUI_AOC_ACC:
2204 case ICE_PHY_TYPE_LOW_25G_AUI_C2C:
2205 speed_phy_type_low = ICE_AQ_LINK_SPEED_25GB;
2207 case ICE_PHY_TYPE_LOW_40GBASE_CR4:
2208 case ICE_PHY_TYPE_LOW_40GBASE_SR4:
2209 case ICE_PHY_TYPE_LOW_40GBASE_LR4:
2210 case ICE_PHY_TYPE_LOW_40GBASE_KR4:
2211 case ICE_PHY_TYPE_LOW_40G_XLAUI_AOC_ACC:
2212 case ICE_PHY_TYPE_LOW_40G_XLAUI:
2213 speed_phy_type_low = ICE_AQ_LINK_SPEED_40GB;
2215 case ICE_PHY_TYPE_LOW_50GBASE_CR2:
2216 case ICE_PHY_TYPE_LOW_50GBASE_SR2:
2217 case ICE_PHY_TYPE_LOW_50GBASE_LR2:
2218 case ICE_PHY_TYPE_LOW_50GBASE_KR2:
2219 case ICE_PHY_TYPE_LOW_50G_LAUI2_AOC_ACC:
2220 case ICE_PHY_TYPE_LOW_50G_LAUI2:
2221 case ICE_PHY_TYPE_LOW_50G_AUI2_AOC_ACC:
2222 case ICE_PHY_TYPE_LOW_50G_AUI2:
2223 case ICE_PHY_TYPE_LOW_50GBASE_CP:
2224 case ICE_PHY_TYPE_LOW_50GBASE_SR:
2225 case ICE_PHY_TYPE_LOW_50GBASE_FR:
2226 case ICE_PHY_TYPE_LOW_50GBASE_LR:
2227 case ICE_PHY_TYPE_LOW_50GBASE_KR_PAM4:
2228 case ICE_PHY_TYPE_LOW_50G_AUI1_AOC_ACC:
2229 case ICE_PHY_TYPE_LOW_50G_AUI1:
2230 speed_phy_type_low = ICE_AQ_LINK_SPEED_50GB;
2232 case ICE_PHY_TYPE_LOW_100GBASE_CR4:
2233 case ICE_PHY_TYPE_LOW_100GBASE_SR4:
2234 case ICE_PHY_TYPE_LOW_100GBASE_LR4:
2235 case ICE_PHY_TYPE_LOW_100GBASE_KR4:
2236 case ICE_PHY_TYPE_LOW_100G_CAUI4_AOC_ACC:
2237 case ICE_PHY_TYPE_LOW_100G_CAUI4:
2238 case ICE_PHY_TYPE_LOW_100G_AUI4_AOC_ACC:
2239 case ICE_PHY_TYPE_LOW_100G_AUI4:
2240 case ICE_PHY_TYPE_LOW_100GBASE_CR_PAM4:
2241 case ICE_PHY_TYPE_LOW_100GBASE_KR_PAM4:
2242 case ICE_PHY_TYPE_LOW_100GBASE_CP2:
2243 case ICE_PHY_TYPE_LOW_100GBASE_SR2:
2244 case ICE_PHY_TYPE_LOW_100GBASE_DR:
2245 speed_phy_type_low = ICE_AQ_LINK_SPEED_100GB;
2248 speed_phy_type_low = ICE_AQ_LINK_SPEED_UNKNOWN;
2252 switch (phy_type_high) {
2253 case ICE_PHY_TYPE_HIGH_100GBASE_KR2_PAM4:
2254 case ICE_PHY_TYPE_HIGH_100G_CAUI2_AOC_ACC:
2255 case ICE_PHY_TYPE_HIGH_100G_CAUI2:
2256 case ICE_PHY_TYPE_HIGH_100G_AUI2_AOC_ACC:
2257 case ICE_PHY_TYPE_HIGH_100G_AUI2:
2258 speed_phy_type_high = ICE_AQ_LINK_SPEED_100GB;
2261 speed_phy_type_high = ICE_AQ_LINK_SPEED_UNKNOWN;
2265 if (speed_phy_type_low == ICE_AQ_LINK_SPEED_UNKNOWN &&
2266 speed_phy_type_high == ICE_AQ_LINK_SPEED_UNKNOWN)
2267 return ICE_AQ_LINK_SPEED_UNKNOWN;
2268 else if (speed_phy_type_low != ICE_AQ_LINK_SPEED_UNKNOWN &&
2269 speed_phy_type_high != ICE_AQ_LINK_SPEED_UNKNOWN)
2270 return ICE_AQ_LINK_SPEED_UNKNOWN;
2271 else if (speed_phy_type_low != ICE_AQ_LINK_SPEED_UNKNOWN &&
2272 speed_phy_type_high == ICE_AQ_LINK_SPEED_UNKNOWN)
2273 return speed_phy_type_low;
2275 return speed_phy_type_high;
2279 * ice_update_phy_type
2280 * @phy_type_low: pointer to the lower part of phy_type
2281 * @phy_type_high: pointer to the higher part of phy_type
2282 * @link_speeds_bitmap: targeted link speeds bitmap
2284 * Note: For the link_speeds_bitmap structure, you can check it at
2285 * [ice_aqc_get_link_status->link_speed]. Caller can pass in
2286 * link_speeds_bitmap include multiple speeds.
2288 * Each entry in this [phy_type_low, phy_type_high] structure will
2289 * present a certain link speed. This helper function will turn on bits
2290 * in [phy_type_low, phy_type_high] structure based on the value of
2291 * link_speeds_bitmap input parameter.
2294 ice_update_phy_type(u64 *phy_type_low, u64 *phy_type_high,
2295 u16 link_speeds_bitmap)
2302 /* We first check with low part of phy_type */
2303 for (index = 0; index <= ICE_PHY_TYPE_LOW_MAX_INDEX; index++) {
2304 pt_low = BIT_ULL(index);
2305 speed = ice_get_link_speed_based_on_phy_type(pt_low, 0);
2307 if (link_speeds_bitmap & speed)
2308 *phy_type_low |= BIT_ULL(index);
2311 /* We then check with high part of phy_type */
2312 for (index = 0; index <= ICE_PHY_TYPE_HIGH_MAX_INDEX; index++) {
2313 pt_high = BIT_ULL(index);
2314 speed = ice_get_link_speed_based_on_phy_type(0, pt_high);
2316 if (link_speeds_bitmap & speed)
2317 *phy_type_high |= BIT_ULL(index);
2322 * ice_aq_set_phy_cfg
2323 * @hw: pointer to the HW struct
2324 * @pi: port info structure of the interested logical port
2325 * @cfg: structure with PHY configuration data to be set
2326 * @cd: pointer to command details structure or NULL
2328 * Set the various PHY configuration parameters supported on the Port.
2329 * One or more of the Set PHY config parameters may be ignored in an MFP
2330 * mode as the PF may not have the privilege to set some of the PHY Config
2331 * parameters. This status will be indicated by the command response (0x0601).
2334 ice_aq_set_phy_cfg(struct ice_hw *hw, struct ice_port_info *pi,
2335 struct ice_aqc_set_phy_cfg_data *cfg, struct ice_sq_cd *cd)
2337 struct ice_aq_desc desc;
2338 enum ice_status status;
2341 return ICE_ERR_PARAM;
2343 /* Ensure that only valid bits of cfg->caps can be turned on. */
2344 if (cfg->caps & ~ICE_AQ_PHY_ENA_VALID_MASK) {
2345 ice_debug(hw, ICE_DBG_PHY,
2346 "Invalid bit is set in ice_aqc_set_phy_cfg_data->caps : 0x%x\n",
2349 cfg->caps &= ICE_AQ_PHY_ENA_VALID_MASK;
2352 ice_fill_dflt_direct_cmd_desc(&desc, ice_aqc_opc_set_phy_cfg);
2353 desc.params.set_phy.lport_num = pi->lport;
2354 desc.flags |= CPU_TO_LE16(ICE_AQ_FLAG_RD);
2356 ice_debug(hw, ICE_DBG_LINK, "phy_type_low = 0x%llx\n",
2357 (unsigned long long)LE64_TO_CPU(cfg->phy_type_low));
2358 ice_debug(hw, ICE_DBG_LINK, "phy_type_high = 0x%llx\n",
2359 (unsigned long long)LE64_TO_CPU(cfg->phy_type_high));
2360 ice_debug(hw, ICE_DBG_LINK, "caps = 0x%x\n", cfg->caps);
2361 ice_debug(hw, ICE_DBG_LINK, "low_power_ctrl_an = 0x%x\n",
2362 cfg->low_power_ctrl_an);
2363 ice_debug(hw, ICE_DBG_LINK, "eee_cap = 0x%x\n", cfg->eee_cap);
2364 ice_debug(hw, ICE_DBG_LINK, "eeer_value = 0x%x\n", cfg->eeer_value);
2365 ice_debug(hw, ICE_DBG_LINK, "link_fec_opt = 0x%x\n", cfg->link_fec_opt);
2367 status = ice_aq_send_cmd(hw, &desc, cfg, sizeof(*cfg), cd);
2369 if (hw->adminq.sq_last_status == ICE_AQ_RC_EMODE)
2370 status = ICE_SUCCESS;
2373 pi->phy.curr_user_phy_cfg = *cfg;
2379 * ice_update_link_info - update status of the HW network link
2380 * @pi: port info structure of the interested logical port
2382 enum ice_status ice_update_link_info(struct ice_port_info *pi)
2384 struct ice_link_status *li;
2385 enum ice_status status;
2388 return ICE_ERR_PARAM;
2390 li = &pi->phy.link_info;
2392 status = ice_aq_get_link_info(pi, true, NULL, NULL);
2396 if (li->link_info & ICE_AQ_MEDIA_AVAILABLE) {
2397 struct ice_aqc_get_phy_caps_data *pcaps;
2401 pcaps = (struct ice_aqc_get_phy_caps_data *)
2402 ice_malloc(hw, sizeof(*pcaps));
2404 return ICE_ERR_NO_MEMORY;
2406 status = ice_aq_get_phy_caps(pi, false, ICE_AQC_REPORT_TOPO_CAP,
2408 if (status == ICE_SUCCESS)
2409 ice_memcpy(li->module_type, &pcaps->module_type,
2410 sizeof(li->module_type),
2411 ICE_NONDMA_TO_NONDMA);
2413 ice_free(hw, pcaps);
2420 * ice_cache_phy_user_req
2421 * @pi: port information structure
2422 * @cache_data: PHY logging data
2423 * @cache_mode: PHY logging mode
2425 * Log the user request on (FC, FEC, SPEED) for later user.
2428 ice_cache_phy_user_req(struct ice_port_info *pi,
2429 struct ice_phy_cache_mode_data cache_data,
2430 enum ice_phy_cache_mode cache_mode)
2435 switch (cache_mode) {
2437 pi->phy.curr_user_fc_req = cache_data.data.curr_user_fc_req;
2439 case ICE_SPEED_MODE:
2440 pi->phy.curr_user_speed_req =
2441 cache_data.data.curr_user_speed_req;
2444 pi->phy.curr_user_fec_req = cache_data.data.curr_user_fec_req;
2452 * ice_caps_to_fc_mode
2453 * @caps: PHY capabilities
2455 * Convert PHY FC capabilities to ice FC mode
2457 enum ice_fc_mode ice_caps_to_fc_mode(u8 caps)
2459 if (caps & ICE_AQC_PHY_EN_TX_LINK_PAUSE &&
2460 caps & ICE_AQC_PHY_EN_RX_LINK_PAUSE)
2463 if (caps & ICE_AQC_PHY_EN_TX_LINK_PAUSE)
2464 return ICE_FC_TX_PAUSE;
2466 if (caps & ICE_AQC_PHY_EN_RX_LINK_PAUSE)
2467 return ICE_FC_RX_PAUSE;
2473 * ice_caps_to_fec_mode
2474 * @caps: PHY capabilities
2475 * @fec_options: Link FEC options
2477 * Convert PHY FEC capabilities to ice FEC mode
2479 enum ice_fec_mode ice_caps_to_fec_mode(u8 caps, u8 fec_options)
2481 if (caps & ICE_AQC_PHY_EN_AUTO_FEC)
2482 return ICE_FEC_AUTO;
2484 if (fec_options & (ICE_AQC_PHY_FEC_10G_KR_40G_KR4_EN |
2485 ICE_AQC_PHY_FEC_10G_KR_40G_KR4_REQ |
2486 ICE_AQC_PHY_FEC_25G_KR_CLAUSE74_EN |
2487 ICE_AQC_PHY_FEC_25G_KR_REQ))
2488 return ICE_FEC_BASER;
2490 if (fec_options & (ICE_AQC_PHY_FEC_25G_RS_528_REQ |
2491 ICE_AQC_PHY_FEC_25G_RS_544_REQ |
2492 ICE_AQC_PHY_FEC_25G_RS_CLAUSE91_EN))
2495 return ICE_FEC_NONE;
2498 static enum ice_status
2499 ice_cfg_phy_fc(struct ice_port_info *pi, struct ice_aqc_set_phy_cfg_data *cfg,
2500 enum ice_fc_mode req_mode)
2502 struct ice_aqc_get_phy_caps_data *pcaps = NULL;
2503 struct ice_phy_cache_mode_data cache_data;
2504 enum ice_status status = ICE_SUCCESS;
2505 u8 pause_mask = 0x0;
2508 return ICE_ERR_BAD_PTR;
2510 pcaps = (struct ice_aqc_get_phy_caps_data *)
2511 ice_malloc(pi->hw, sizeof(*pcaps));
2513 return ICE_ERR_NO_MEMORY;
2515 /* Cache user FC request */
2516 cache_data.data.curr_user_fc_req = req_mode;
2517 ice_cache_phy_user_req(pi, cache_data, ICE_FC_MODE);
2521 /* Query the value of FC that both the NIC and attached media
2524 status = ice_aq_get_phy_caps(pi, false, ICE_AQC_REPORT_TOPO_CAP,
2529 pause_mask |= pcaps->caps & ICE_AQC_PHY_EN_TX_LINK_PAUSE;
2530 pause_mask |= pcaps->caps & ICE_AQC_PHY_EN_RX_LINK_PAUSE;
2533 pause_mask |= ICE_AQC_PHY_EN_TX_LINK_PAUSE;
2534 pause_mask |= ICE_AQC_PHY_EN_RX_LINK_PAUSE;
2536 case ICE_FC_RX_PAUSE:
2537 pause_mask |= ICE_AQC_PHY_EN_RX_LINK_PAUSE;
2539 case ICE_FC_TX_PAUSE:
2540 pause_mask |= ICE_AQC_PHY_EN_TX_LINK_PAUSE;
2546 /* clear the old pause settings */
2547 cfg->caps &= ~(ICE_AQC_PHY_EN_TX_LINK_PAUSE |
2548 ICE_AQC_PHY_EN_RX_LINK_PAUSE);
2550 /* set the new capabilities */
2551 cfg->caps |= pause_mask;
2554 ice_free(pi->hw, pcaps);
2560 * @pi: port information structure
2561 * @aq_failures: pointer to status code, specific to ice_set_fc routine
2562 * @ena_auto_link_update: enable automatic link update
2564 * Set the requested flow control mode.
2567 ice_set_fc(struct ice_port_info *pi, u8 *aq_failures, bool ena_auto_link_update)
2569 struct ice_aqc_set_phy_cfg_data cfg = { 0 };
2570 struct ice_aqc_get_phy_caps_data *pcaps;
2571 enum ice_status status;
2574 if (!pi || !aq_failures)
2575 return ICE_ERR_BAD_PTR;
2579 pcaps = (struct ice_aqc_get_phy_caps_data *)
2580 ice_malloc(hw, sizeof(*pcaps));
2582 return ICE_ERR_NO_MEMORY;
2584 /* Get the current PHY config */
2585 status = ice_aq_get_phy_caps(pi, false, ICE_AQC_REPORT_SW_CFG, pcaps,
2588 *aq_failures = ICE_SET_FC_AQ_FAIL_GET;
2592 ice_copy_phy_caps_to_cfg(pi, pcaps, &cfg);
2594 /* Configure the set phy data */
2595 status = ice_cfg_phy_fc(pi, &cfg, pi->fc.req_mode);
2597 if (status != ICE_ERR_BAD_PTR)
2598 *aq_failures = ICE_SET_FC_AQ_FAIL_GET;
2603 /* If the capabilities have changed, then set the new config */
2604 if (cfg.caps != pcaps->caps) {
2605 int retry_count, retry_max = 10;
2607 /* Auto restart link so settings take effect */
2608 if (ena_auto_link_update)
2609 cfg.caps |= ICE_AQ_PHY_ENA_AUTO_LINK_UPDT;
2611 status = ice_aq_set_phy_cfg(hw, pi, &cfg, NULL);
2613 *aq_failures = ICE_SET_FC_AQ_FAIL_SET;
2617 /* Update the link info
2618 * It sometimes takes a really long time for link to
2619 * come back from the atomic reset. Thus, we wait a
2622 for (retry_count = 0; retry_count < retry_max; retry_count++) {
2623 status = ice_update_link_info(pi);
2625 if (status == ICE_SUCCESS)
2628 ice_msec_delay(100, true);
2632 *aq_failures = ICE_SET_FC_AQ_FAIL_UPDATE;
2636 ice_free(hw, pcaps);
2641 * ice_phy_caps_equals_cfg
2642 * @phy_caps: PHY capabilities
2643 * @phy_cfg: PHY configuration
2645 * Helper function to determine if PHY capabilities matches PHY
2649 ice_phy_caps_equals_cfg(struct ice_aqc_get_phy_caps_data *phy_caps,
2650 struct ice_aqc_set_phy_cfg_data *phy_cfg)
2652 u8 caps_mask, cfg_mask;
2654 if (!phy_caps || !phy_cfg)
2657 /* These bits are not common between capabilities and configuration.
2658 * Do not use them to determine equality.
2660 caps_mask = ICE_AQC_PHY_CAPS_MASK & ~(ICE_AQC_PHY_AN_MODE |
2661 ICE_AQC_PHY_EN_MOD_QUAL);
2662 cfg_mask = ICE_AQ_PHY_ENA_VALID_MASK & ~ICE_AQ_PHY_ENA_AUTO_LINK_UPDT;
2664 if (phy_caps->phy_type_low != phy_cfg->phy_type_low ||
2665 phy_caps->phy_type_high != phy_cfg->phy_type_high ||
2666 ((phy_caps->caps & caps_mask) != (phy_cfg->caps & cfg_mask)) ||
2667 phy_caps->low_power_ctrl_an != phy_cfg->low_power_ctrl_an ||
2668 phy_caps->eee_cap != phy_cfg->eee_cap ||
2669 phy_caps->eeer_value != phy_cfg->eeer_value ||
2670 phy_caps->link_fec_options != phy_cfg->link_fec_opt)
2677 * ice_copy_phy_caps_to_cfg - Copy PHY ability data to configuration data
2678 * @pi: port information structure
2679 * @caps: PHY ability structure to copy date from
2680 * @cfg: PHY configuration structure to copy data to
2682 * Helper function to copy AQC PHY get ability data to PHY set configuration
2686 ice_copy_phy_caps_to_cfg(struct ice_port_info *pi,
2687 struct ice_aqc_get_phy_caps_data *caps,
2688 struct ice_aqc_set_phy_cfg_data *cfg)
2690 if (!pi || !caps || !cfg)
2693 ice_memset(cfg, 0, sizeof(*cfg), ICE_NONDMA_MEM);
2694 cfg->phy_type_low = caps->phy_type_low;
2695 cfg->phy_type_high = caps->phy_type_high;
2696 cfg->caps = caps->caps;
2697 cfg->low_power_ctrl_an = caps->low_power_ctrl_an;
2698 cfg->eee_cap = caps->eee_cap;
2699 cfg->eeer_value = caps->eeer_value;
2700 cfg->link_fec_opt = caps->link_fec_options;
2701 cfg->module_compliance_enforcement =
2702 caps->module_compliance_enforcement;
2704 if (ice_fw_supports_link_override(pi->hw)) {
2705 struct ice_link_default_override_tlv tlv;
2707 if (ice_get_link_default_override(&tlv, pi))
2710 if (tlv.options & ICE_LINK_OVERRIDE_STRICT_MODE)
2711 cfg->module_compliance_enforcement |=
2712 ICE_LINK_OVERRIDE_STRICT_MODE;
2717 * ice_cfg_phy_fec - Configure PHY FEC data based on FEC mode
2718 * @pi: port information structure
2719 * @cfg: PHY configuration data to set FEC mode
2720 * @fec: FEC mode to configure
2723 ice_cfg_phy_fec(struct ice_port_info *pi, struct ice_aqc_set_phy_cfg_data *cfg,
2724 enum ice_fec_mode fec)
2726 struct ice_aqc_get_phy_caps_data *pcaps;
2727 enum ice_status status = ICE_SUCCESS;
2731 return ICE_ERR_BAD_PTR;
2735 pcaps = (struct ice_aqc_get_phy_caps_data *)
2736 ice_malloc(hw, sizeof(*pcaps));
2738 return ICE_ERR_NO_MEMORY;
2740 status = ice_aq_get_phy_caps(pi, false, ICE_AQC_REPORT_TOPO_CAP, pcaps,
2747 /* Clear RS bits, and AND BASE-R ability
2748 * bits and OR request bits.
2750 cfg->link_fec_opt &= ICE_AQC_PHY_FEC_10G_KR_40G_KR4_EN |
2751 ICE_AQC_PHY_FEC_25G_KR_CLAUSE74_EN;
2752 cfg->link_fec_opt |= ICE_AQC_PHY_FEC_10G_KR_40G_KR4_REQ |
2753 ICE_AQC_PHY_FEC_25G_KR_REQ;
2756 /* Clear BASE-R bits, and AND RS ability
2757 * bits and OR request bits.
2759 cfg->link_fec_opt &= ICE_AQC_PHY_FEC_25G_RS_CLAUSE91_EN;
2760 cfg->link_fec_opt |= ICE_AQC_PHY_FEC_25G_RS_528_REQ |
2761 ICE_AQC_PHY_FEC_25G_RS_544_REQ;
2764 /* Clear all FEC option bits. */
2765 cfg->link_fec_opt &= ~ICE_AQC_PHY_FEC_MASK;
2768 /* AND auto FEC bit, and all caps bits. */
2769 cfg->caps &= ICE_AQC_PHY_CAPS_MASK;
2770 cfg->link_fec_opt |= pcaps->link_fec_options;
2773 status = ICE_ERR_PARAM;
2777 if (fec == ICE_FEC_AUTO && ice_fw_supports_link_override(pi->hw)) {
2778 struct ice_link_default_override_tlv tlv;
2780 if (ice_get_link_default_override(&tlv, pi))
2783 if (!(tlv.options & ICE_LINK_OVERRIDE_STRICT_MODE) &&
2784 (tlv.options & ICE_LINK_OVERRIDE_EN))
2785 cfg->link_fec_opt = tlv.fec_options;
2789 ice_free(hw, pcaps);
2795 * ice_get_link_status - get status of the HW network link
2796 * @pi: port information structure
2797 * @link_up: pointer to bool (true/false = linkup/linkdown)
2799 * Variable link_up is true if link is up, false if link is down.
2800 * The variable link_up is invalid if status is non zero. As a
2801 * result of this call, link status reporting becomes enabled
2803 enum ice_status ice_get_link_status(struct ice_port_info *pi, bool *link_up)
2805 struct ice_phy_info *phy_info;
2806 enum ice_status status = ICE_SUCCESS;
2808 if (!pi || !link_up)
2809 return ICE_ERR_PARAM;
2811 phy_info = &pi->phy;
2813 if (phy_info->get_link_info) {
2814 status = ice_update_link_info(pi);
2817 ice_debug(pi->hw, ICE_DBG_LINK,
2818 "get link status error, status = %d\n",
2822 *link_up = phy_info->link_info.link_info & ICE_AQ_LINK_UP;
2828 * ice_aq_set_link_restart_an
2829 * @pi: pointer to the port information structure
2830 * @ena_link: if true: enable link, if false: disable link
2831 * @cd: pointer to command details structure or NULL
2833 * Sets up the link and restarts the Auto-Negotiation over the link.
2836 ice_aq_set_link_restart_an(struct ice_port_info *pi, bool ena_link,
2837 struct ice_sq_cd *cd)
2839 struct ice_aqc_restart_an *cmd;
2840 struct ice_aq_desc desc;
2842 cmd = &desc.params.restart_an;
2844 ice_fill_dflt_direct_cmd_desc(&desc, ice_aqc_opc_restart_an);
2846 cmd->cmd_flags = ICE_AQC_RESTART_AN_LINK_RESTART;
2847 cmd->lport_num = pi->lport;
2849 cmd->cmd_flags |= ICE_AQC_RESTART_AN_LINK_ENABLE;
2851 cmd->cmd_flags &= ~ICE_AQC_RESTART_AN_LINK_ENABLE;
2853 return ice_aq_send_cmd(pi->hw, &desc, NULL, 0, cd);
2857 * ice_aq_set_event_mask
2858 * @hw: pointer to the HW struct
2859 * @port_num: port number of the physical function
2860 * @mask: event mask to be set
2861 * @cd: pointer to command details structure or NULL
2863 * Set event mask (0x0613)
2866 ice_aq_set_event_mask(struct ice_hw *hw, u8 port_num, u16 mask,
2867 struct ice_sq_cd *cd)
2869 struct ice_aqc_set_event_mask *cmd;
2870 struct ice_aq_desc desc;
2872 cmd = &desc.params.set_event_mask;
2874 ice_fill_dflt_direct_cmd_desc(&desc, ice_aqc_opc_set_event_mask);
2876 cmd->lport_num = port_num;
2878 cmd->event_mask = CPU_TO_LE16(mask);
2879 return ice_aq_send_cmd(hw, &desc, NULL, 0, cd);
2883 * ice_aq_set_mac_loopback
2884 * @hw: pointer to the HW struct
2885 * @ena_lpbk: Enable or Disable loopback
2886 * @cd: pointer to command details structure or NULL
2888 * Enable/disable loopback on a given port
2891 ice_aq_set_mac_loopback(struct ice_hw *hw, bool ena_lpbk, struct ice_sq_cd *cd)
2893 struct ice_aqc_set_mac_lb *cmd;
2894 struct ice_aq_desc desc;
2896 cmd = &desc.params.set_mac_lb;
2898 ice_fill_dflt_direct_cmd_desc(&desc, ice_aqc_opc_set_mac_lb);
2900 cmd->lb_mode = ICE_AQ_MAC_LB_EN;
2902 return ice_aq_send_cmd(hw, &desc, NULL, 0, cd);
2906 * ice_aq_set_port_id_led
2907 * @pi: pointer to the port information
2908 * @is_orig_mode: is this LED set to original mode (by the net-list)
2909 * @cd: pointer to command details structure or NULL
2911 * Set LED value for the given port (0x06e9)
2914 ice_aq_set_port_id_led(struct ice_port_info *pi, bool is_orig_mode,
2915 struct ice_sq_cd *cd)
2917 struct ice_aqc_set_port_id_led *cmd;
2918 struct ice_hw *hw = pi->hw;
2919 struct ice_aq_desc desc;
2921 cmd = &desc.params.set_port_id_led;
2923 ice_fill_dflt_direct_cmd_desc(&desc, ice_aqc_opc_set_port_id_led);
2926 cmd->ident_mode = ICE_AQC_PORT_IDENT_LED_ORIG;
2928 cmd->ident_mode = ICE_AQC_PORT_IDENT_LED_BLINK;
2930 return ice_aq_send_cmd(hw, &desc, NULL, 0, cd);
2935 * @hw: pointer to the HW struct
2936 * @lport: bits [7:0] = logical port, bit [8] = logical port valid
2937 * @bus_addr: I2C bus address of the eeprom (typically 0xA0, 0=topo default)
2938 * @mem_addr: I2C offset. lower 8 bits for address, 8 upper bits zero padding.
2940 * @set_page: set or ignore the page
2941 * @data: pointer to data buffer to be read/written to the I2C device.
2942 * @length: 1-16 for read, 1 for write.
2943 * @write: 0 read, 1 for write.
2944 * @cd: pointer to command details structure or NULL
2946 * Read/Write SFF EEPROM (0x06EE)
2949 ice_aq_sff_eeprom(struct ice_hw *hw, u16 lport, u8 bus_addr,
2950 u16 mem_addr, u8 page, u8 set_page, u8 *data, u8 length,
2951 bool write, struct ice_sq_cd *cd)
2953 struct ice_aqc_sff_eeprom *cmd;
2954 struct ice_aq_desc desc;
2955 enum ice_status status;
2957 if (!data || (mem_addr & 0xff00))
2958 return ICE_ERR_PARAM;
2960 ice_fill_dflt_direct_cmd_desc(&desc, ice_aqc_opc_sff_eeprom);
2961 cmd = &desc.params.read_write_sff_param;
2962 desc.flags = CPU_TO_LE16(ICE_AQ_FLAG_RD | ICE_AQ_FLAG_BUF);
2963 cmd->lport_num = (u8)(lport & 0xff);
2964 cmd->lport_num_valid = (u8)((lport >> 8) & 0x01);
2965 cmd->i2c_bus_addr = CPU_TO_LE16(((bus_addr >> 1) &
2966 ICE_AQC_SFF_I2CBUS_7BIT_M) |
2968 ICE_AQC_SFF_SET_EEPROM_PAGE_S) &
2969 ICE_AQC_SFF_SET_EEPROM_PAGE_M));
2970 cmd->i2c_mem_addr = CPU_TO_LE16(mem_addr & 0xff);
2971 cmd->eeprom_page = CPU_TO_LE16((u16)page << ICE_AQC_SFF_EEPROM_PAGE_S);
2973 cmd->i2c_bus_addr |= CPU_TO_LE16(ICE_AQC_SFF_IS_WRITE);
2975 status = ice_aq_send_cmd(hw, &desc, data, length, cd);
2980 * __ice_aq_get_set_rss_lut
2981 * @hw: pointer to the hardware structure
2982 * @vsi_id: VSI FW index
2983 * @lut_type: LUT table type
2984 * @lut: pointer to the LUT buffer provided by the caller
2985 * @lut_size: size of the LUT buffer
2986 * @glob_lut_idx: global LUT index
2987 * @set: set true to set the table, false to get the table
2989 * Internal function to get (0x0B05) or set (0x0B03) RSS look up table
2991 static enum ice_status
2992 __ice_aq_get_set_rss_lut(struct ice_hw *hw, u16 vsi_id, u8 lut_type, u8 *lut,
2993 u16 lut_size, u8 glob_lut_idx, bool set)
2995 struct ice_aqc_get_set_rss_lut *cmd_resp;
2996 struct ice_aq_desc desc;
2997 enum ice_status status;
3000 cmd_resp = &desc.params.get_set_rss_lut;
3003 ice_fill_dflt_direct_cmd_desc(&desc, ice_aqc_opc_set_rss_lut);
3004 desc.flags |= CPU_TO_LE16(ICE_AQ_FLAG_RD);
3006 ice_fill_dflt_direct_cmd_desc(&desc, ice_aqc_opc_get_rss_lut);
3009 cmd_resp->vsi_id = CPU_TO_LE16(((vsi_id <<
3010 ICE_AQC_GSET_RSS_LUT_VSI_ID_S) &
3011 ICE_AQC_GSET_RSS_LUT_VSI_ID_M) |
3012 ICE_AQC_GSET_RSS_LUT_VSI_VALID);
3015 case ICE_AQC_GSET_RSS_LUT_TABLE_TYPE_VSI:
3016 case ICE_AQC_GSET_RSS_LUT_TABLE_TYPE_PF:
3017 case ICE_AQC_GSET_RSS_LUT_TABLE_TYPE_GLOBAL:
3018 flags |= ((lut_type << ICE_AQC_GSET_RSS_LUT_TABLE_TYPE_S) &
3019 ICE_AQC_GSET_RSS_LUT_TABLE_TYPE_M);
3022 status = ICE_ERR_PARAM;
3023 goto ice_aq_get_set_rss_lut_exit;
3026 if (lut_type == ICE_AQC_GSET_RSS_LUT_TABLE_TYPE_GLOBAL) {
3027 flags |= ((glob_lut_idx << ICE_AQC_GSET_RSS_LUT_GLOBAL_IDX_S) &
3028 ICE_AQC_GSET_RSS_LUT_GLOBAL_IDX_M);
3031 goto ice_aq_get_set_rss_lut_send;
3032 } else if (lut_type == ICE_AQC_GSET_RSS_LUT_TABLE_TYPE_PF) {
3034 goto ice_aq_get_set_rss_lut_send;
3036 goto ice_aq_get_set_rss_lut_send;
3039 /* LUT size is only valid for Global and PF table types */
3041 case ICE_AQC_GSET_RSS_LUT_TABLE_SIZE_128:
3042 flags |= (ICE_AQC_GSET_RSS_LUT_TABLE_SIZE_128_FLAG <<
3043 ICE_AQC_GSET_RSS_LUT_TABLE_SIZE_S) &
3044 ICE_AQC_GSET_RSS_LUT_TABLE_SIZE_M;
3046 case ICE_AQC_GSET_RSS_LUT_TABLE_SIZE_512:
3047 flags |= (ICE_AQC_GSET_RSS_LUT_TABLE_SIZE_512_FLAG <<
3048 ICE_AQC_GSET_RSS_LUT_TABLE_SIZE_S) &
3049 ICE_AQC_GSET_RSS_LUT_TABLE_SIZE_M;
3051 case ICE_AQC_GSET_RSS_LUT_TABLE_SIZE_2K:
3052 if (lut_type == ICE_AQC_GSET_RSS_LUT_TABLE_TYPE_PF) {
3053 flags |= (ICE_AQC_GSET_RSS_LUT_TABLE_SIZE_2K_FLAG <<
3054 ICE_AQC_GSET_RSS_LUT_TABLE_SIZE_S) &
3055 ICE_AQC_GSET_RSS_LUT_TABLE_SIZE_M;
3060 status = ICE_ERR_PARAM;
3061 goto ice_aq_get_set_rss_lut_exit;
3064 ice_aq_get_set_rss_lut_send:
3065 cmd_resp->flags = CPU_TO_LE16(flags);
3066 status = ice_aq_send_cmd(hw, &desc, lut, lut_size, NULL);
3068 ice_aq_get_set_rss_lut_exit:
3073 * ice_aq_get_rss_lut
3074 * @hw: pointer to the hardware structure
3075 * @vsi_handle: software VSI handle
3076 * @lut_type: LUT table type
3077 * @lut: pointer to the LUT buffer provided by the caller
3078 * @lut_size: size of the LUT buffer
3080 * get the RSS lookup table, PF or VSI type
3083 ice_aq_get_rss_lut(struct ice_hw *hw, u16 vsi_handle, u8 lut_type,
3084 u8 *lut, u16 lut_size)
3086 if (!ice_is_vsi_valid(hw, vsi_handle) || !lut)
3087 return ICE_ERR_PARAM;
3089 return __ice_aq_get_set_rss_lut(hw, ice_get_hw_vsi_num(hw, vsi_handle),
3090 lut_type, lut, lut_size, 0, false);
3094 * ice_aq_set_rss_lut
3095 * @hw: pointer to the hardware structure
3096 * @vsi_handle: software VSI handle
3097 * @lut_type: LUT table type
3098 * @lut: pointer to the LUT buffer provided by the caller
3099 * @lut_size: size of the LUT buffer
3101 * set the RSS lookup table, PF or VSI type
3104 ice_aq_set_rss_lut(struct ice_hw *hw, u16 vsi_handle, u8 lut_type,
3105 u8 *lut, u16 lut_size)
3107 if (!ice_is_vsi_valid(hw, vsi_handle) || !lut)
3108 return ICE_ERR_PARAM;
3110 return __ice_aq_get_set_rss_lut(hw, ice_get_hw_vsi_num(hw, vsi_handle),
3111 lut_type, lut, lut_size, 0, true);
3115 * __ice_aq_get_set_rss_key
3116 * @hw: pointer to the HW struct
3117 * @vsi_id: VSI FW index
3118 * @key: pointer to key info struct
3119 * @set: set true to set the key, false to get the key
3121 * get (0x0B04) or set (0x0B02) the RSS key per VSI
3124 ice_status __ice_aq_get_set_rss_key(struct ice_hw *hw, u16 vsi_id,
3125 struct ice_aqc_get_set_rss_keys *key,
3128 struct ice_aqc_get_set_rss_key *cmd_resp;
3129 u16 key_size = sizeof(*key);
3130 struct ice_aq_desc desc;
3132 cmd_resp = &desc.params.get_set_rss_key;
3135 ice_fill_dflt_direct_cmd_desc(&desc, ice_aqc_opc_set_rss_key);
3136 desc.flags |= CPU_TO_LE16(ICE_AQ_FLAG_RD);
3138 ice_fill_dflt_direct_cmd_desc(&desc, ice_aqc_opc_get_rss_key);
3141 cmd_resp->vsi_id = CPU_TO_LE16(((vsi_id <<
3142 ICE_AQC_GSET_RSS_KEY_VSI_ID_S) &
3143 ICE_AQC_GSET_RSS_KEY_VSI_ID_M) |
3144 ICE_AQC_GSET_RSS_KEY_VSI_VALID);
3146 return ice_aq_send_cmd(hw, &desc, key, key_size, NULL);
3150 * ice_aq_get_rss_key
3151 * @hw: pointer to the HW struct
3152 * @vsi_handle: software VSI handle
3153 * @key: pointer to key info struct
3155 * get the RSS key per VSI
3158 ice_aq_get_rss_key(struct ice_hw *hw, u16 vsi_handle,
3159 struct ice_aqc_get_set_rss_keys *key)
3161 if (!ice_is_vsi_valid(hw, vsi_handle) || !key)
3162 return ICE_ERR_PARAM;
3164 return __ice_aq_get_set_rss_key(hw, ice_get_hw_vsi_num(hw, vsi_handle),
3169 * ice_aq_set_rss_key
3170 * @hw: pointer to the HW struct
3171 * @vsi_handle: software VSI handle
3172 * @keys: pointer to key info struct
3174 * set the RSS key per VSI
3177 ice_aq_set_rss_key(struct ice_hw *hw, u16 vsi_handle,
3178 struct ice_aqc_get_set_rss_keys *keys)
3180 if (!ice_is_vsi_valid(hw, vsi_handle) || !keys)
3181 return ICE_ERR_PARAM;
3183 return __ice_aq_get_set_rss_key(hw, ice_get_hw_vsi_num(hw, vsi_handle),
3188 * ice_aq_add_lan_txq
3189 * @hw: pointer to the hardware structure
3190 * @num_qgrps: Number of added queue groups
3191 * @qg_list: list of queue groups to be added
3192 * @buf_size: size of buffer for indirect command
3193 * @cd: pointer to command details structure or NULL
3195 * Add Tx LAN queue (0x0C30)
3198 * Prior to calling add Tx LAN queue:
3199 * Initialize the following as part of the Tx queue context:
3200 * Completion queue ID if the queue uses Completion queue, Quanta profile,
3201 * Cache profile and Packet shaper profile.
3203 * After add Tx LAN queue AQ command is completed:
3204 * Interrupts should be associated with specific queues,
3205 * Association of Tx queue to Doorbell queue is not part of Add LAN Tx queue
3209 ice_aq_add_lan_txq(struct ice_hw *hw, u8 num_qgrps,
3210 struct ice_aqc_add_tx_qgrp *qg_list, u16 buf_size,
3211 struct ice_sq_cd *cd)
3213 u16 i, sum_header_size, sum_q_size = 0;
3214 struct ice_aqc_add_tx_qgrp *list;
3215 struct ice_aqc_add_txqs *cmd;
3216 struct ice_aq_desc desc;
3218 ice_debug(hw, ICE_DBG_TRACE, "%s\n", __func__);
3220 cmd = &desc.params.add_txqs;
3222 ice_fill_dflt_direct_cmd_desc(&desc, ice_aqc_opc_add_txqs);
3225 return ICE_ERR_PARAM;
3227 if (num_qgrps > ICE_LAN_TXQ_MAX_QGRPS)
3228 return ICE_ERR_PARAM;
3230 sum_header_size = num_qgrps *
3231 (sizeof(*qg_list) - sizeof(*qg_list->txqs));
3234 for (i = 0; i < num_qgrps; i++) {
3235 struct ice_aqc_add_txqs_perq *q = list->txqs;
3237 sum_q_size += list->num_txqs * sizeof(*q);
3238 list = (struct ice_aqc_add_tx_qgrp *)(q + list->num_txqs);
3241 if (buf_size != (sum_header_size + sum_q_size))
3242 return ICE_ERR_PARAM;
3244 desc.flags |= CPU_TO_LE16(ICE_AQ_FLAG_RD);
3246 cmd->num_qgrps = num_qgrps;
3248 return ice_aq_send_cmd(hw, &desc, qg_list, buf_size, cd);
3252 * ice_aq_dis_lan_txq
3253 * @hw: pointer to the hardware structure
3254 * @num_qgrps: number of groups in the list
3255 * @qg_list: the list of groups to disable
3256 * @buf_size: the total size of the qg_list buffer in bytes
3257 * @rst_src: if called due to reset, specifies the reset source
3258 * @vmvf_num: the relative VM or VF number that is undergoing the reset
3259 * @cd: pointer to command details structure or NULL
3261 * Disable LAN Tx queue (0x0C31)
3263 static enum ice_status
3264 ice_aq_dis_lan_txq(struct ice_hw *hw, u8 num_qgrps,
3265 struct ice_aqc_dis_txq_item *qg_list, u16 buf_size,
3266 enum ice_disq_rst_src rst_src, u16 vmvf_num,
3267 struct ice_sq_cd *cd)
3269 struct ice_aqc_dis_txqs *cmd;
3270 struct ice_aq_desc desc;
3271 enum ice_status status;
3274 ice_debug(hw, ICE_DBG_TRACE, "%s\n", __func__);
3275 cmd = &desc.params.dis_txqs;
3276 ice_fill_dflt_direct_cmd_desc(&desc, ice_aqc_opc_dis_txqs);
3278 /* qg_list can be NULL only in VM/VF reset flow */
3279 if (!qg_list && !rst_src)
3280 return ICE_ERR_PARAM;
3282 if (num_qgrps > ICE_LAN_TXQ_MAX_QGRPS)
3283 return ICE_ERR_PARAM;
3285 cmd->num_entries = num_qgrps;
3287 cmd->vmvf_and_timeout = CPU_TO_LE16((5 << ICE_AQC_Q_DIS_TIMEOUT_S) &
3288 ICE_AQC_Q_DIS_TIMEOUT_M);
3292 cmd->cmd_type = ICE_AQC_Q_DIS_CMD_VM_RESET;
3293 cmd->vmvf_and_timeout |=
3294 CPU_TO_LE16(vmvf_num & ICE_AQC_Q_DIS_VMVF_NUM_M);
3301 /* flush pipe on time out */
3302 cmd->cmd_type |= ICE_AQC_Q_DIS_CMD_FLUSH_PIPE;
3303 /* If no queue group info, we are in a reset flow. Issue the AQ */
3307 /* set RD bit to indicate that command buffer is provided by the driver
3308 * and it needs to be read by the firmware
3310 desc.flags |= CPU_TO_LE16(ICE_AQ_FLAG_RD);
3312 for (i = 0; i < num_qgrps; ++i) {
3313 /* Calculate the size taken up by the queue IDs in this group */
3314 sz += qg_list[i].num_qs * sizeof(qg_list[i].q_id);
3316 /* Add the size of the group header */
3317 sz += sizeof(qg_list[i]) - sizeof(qg_list[i].q_id);
3319 /* If the num of queues is even, add 2 bytes of padding */
3320 if ((qg_list[i].num_qs % 2) == 0)
3325 return ICE_ERR_PARAM;
3328 status = ice_aq_send_cmd(hw, &desc, qg_list, buf_size, cd);
3331 ice_debug(hw, ICE_DBG_SCHED, "VM%d disable failed %d\n",
3332 vmvf_num, hw->adminq.sq_last_status);
3334 ice_debug(hw, ICE_DBG_SCHED, "disable queue %d failed %d\n",
3335 LE16_TO_CPU(qg_list[0].q_id[0]),
3336 hw->adminq.sq_last_status);
3342 * ice_aq_move_recfg_lan_txq
3343 * @hw: pointer to the hardware structure
3344 * @num_qs: number of queues to move/reconfigure
3345 * @is_move: true if this operation involves node movement
3346 * @is_tc_change: true if this operation involves a TC change
3347 * @subseq_call: true if this operation is a subsequent call
3348 * @flush_pipe: on timeout, true to flush pipe, false to return EAGAIN
3349 * @timeout: timeout in units of 100 usec (valid values 0-50)
3350 * @blocked_cgds: out param, bitmap of CGDs that timed out if returning EAGAIN
3351 * @buf: struct containing src/dest TEID and per-queue info
3352 * @buf_size: size of buffer for indirect command
3353 * @txqs_moved: out param, number of queues successfully moved
3354 * @cd: pointer to command details structure or NULL
3356 * Move / Reconfigure Tx LAN queues (0x0C32)
3359 ice_aq_move_recfg_lan_txq(struct ice_hw *hw, u8 num_qs, bool is_move,
3360 bool is_tc_change, bool subseq_call, bool flush_pipe,
3361 u8 timeout, u32 *blocked_cgds,
3362 struct ice_aqc_move_txqs_data *buf, u16 buf_size,
3363 u8 *txqs_moved, struct ice_sq_cd *cd)
3365 struct ice_aqc_move_txqs *cmd;
3366 struct ice_aq_desc desc;
3367 enum ice_status status;
3369 cmd = &desc.params.move_txqs;
3370 ice_fill_dflt_direct_cmd_desc(&desc, ice_aqc_opc_move_recfg_txqs);
3372 #define ICE_LAN_TXQ_MOVE_TIMEOUT_MAX 50
3373 if (timeout > ICE_LAN_TXQ_MOVE_TIMEOUT_MAX)
3374 return ICE_ERR_PARAM;
3376 if (is_tc_change && !flush_pipe && !blocked_cgds)
3377 return ICE_ERR_PARAM;
3379 if (!is_move && !is_tc_change)
3380 return ICE_ERR_PARAM;
3382 desc.flags |= CPU_TO_LE16(ICE_AQ_FLAG_RD);
3385 cmd->cmd_type |= ICE_AQC_Q_CMD_TYPE_MOVE;
3388 cmd->cmd_type |= ICE_AQC_Q_CMD_TYPE_TC_CHANGE;
3391 cmd->cmd_type |= ICE_AQC_Q_CMD_SUBSEQ_CALL;
3394 cmd->cmd_type |= ICE_AQC_Q_CMD_FLUSH_PIPE;
3396 cmd->num_qs = num_qs;
3397 cmd->timeout = ((timeout << ICE_AQC_Q_CMD_TIMEOUT_S) &
3398 ICE_AQC_Q_CMD_TIMEOUT_M);
3400 status = ice_aq_send_cmd(hw, &desc, buf, buf_size, cd);
3402 if (!status && txqs_moved)
3403 *txqs_moved = cmd->num_qs;
3405 if (hw->adminq.sq_last_status == ICE_AQ_RC_EAGAIN &&
3406 is_tc_change && !flush_pipe)
3407 *blocked_cgds = LE32_TO_CPU(cmd->blocked_cgds);
3412 /* End of FW Admin Queue command wrappers */
3415 * ice_write_byte - write a byte to a packed context structure
3416 * @src_ctx: the context structure to read from
3417 * @dest_ctx: the context to be written to
3418 * @ce_info: a description of the struct to be filled
3421 ice_write_byte(u8 *src_ctx, u8 *dest_ctx, const struct ice_ctx_ele *ce_info)
3423 u8 src_byte, dest_byte, mask;
3427 /* copy from the next struct field */
3428 from = src_ctx + ce_info->offset;
3430 /* prepare the bits and mask */
3431 shift_width = ce_info->lsb % 8;
3432 mask = (u8)(BIT(ce_info->width) - 1);
3437 /* shift to correct alignment */
3438 mask <<= shift_width;
3439 src_byte <<= shift_width;
3441 /* get the current bits from the target bit string */
3442 dest = dest_ctx + (ce_info->lsb / 8);
3444 ice_memcpy(&dest_byte, dest, sizeof(dest_byte), ICE_DMA_TO_NONDMA);
3446 dest_byte &= ~mask; /* get the bits not changing */
3447 dest_byte |= src_byte; /* add in the new bits */
3449 /* put it all back */
3450 ice_memcpy(dest, &dest_byte, sizeof(dest_byte), ICE_NONDMA_TO_DMA);
3454 * ice_write_word - write a word to a packed context structure
3455 * @src_ctx: the context structure to read from
3456 * @dest_ctx: the context to be written to
3457 * @ce_info: a description of the struct to be filled
3460 ice_write_word(u8 *src_ctx, u8 *dest_ctx, const struct ice_ctx_ele *ce_info)
3467 /* copy from the next struct field */
3468 from = src_ctx + ce_info->offset;
3470 /* prepare the bits and mask */
3471 shift_width = ce_info->lsb % 8;
3472 mask = BIT(ce_info->width) - 1;
3474 /* don't swizzle the bits until after the mask because the mask bits
3475 * will be in a different bit position on big endian machines
3477 src_word = *(u16 *)from;
3480 /* shift to correct alignment */
3481 mask <<= shift_width;
3482 src_word <<= shift_width;
3484 /* get the current bits from the target bit string */
3485 dest = dest_ctx + (ce_info->lsb / 8);
3487 ice_memcpy(&dest_word, dest, sizeof(dest_word), ICE_DMA_TO_NONDMA);
3489 dest_word &= ~(CPU_TO_LE16(mask)); /* get the bits not changing */
3490 dest_word |= CPU_TO_LE16(src_word); /* add in the new bits */
3492 /* put it all back */
3493 ice_memcpy(dest, &dest_word, sizeof(dest_word), ICE_NONDMA_TO_DMA);
3497 * ice_write_dword - write a dword to a packed context structure
3498 * @src_ctx: the context structure to read from
3499 * @dest_ctx: the context to be written to
3500 * @ce_info: a description of the struct to be filled
3503 ice_write_dword(u8 *src_ctx, u8 *dest_ctx, const struct ice_ctx_ele *ce_info)
3505 u32 src_dword, mask;
3510 /* copy from the next struct field */
3511 from = src_ctx + ce_info->offset;
3513 /* prepare the bits and mask */
3514 shift_width = ce_info->lsb % 8;
3516 /* if the field width is exactly 32 on an x86 machine, then the shift
3517 * operation will not work because the SHL instructions count is masked
3518 * to 5 bits so the shift will do nothing
3520 if (ce_info->width < 32)
3521 mask = BIT(ce_info->width) - 1;
3525 /* don't swizzle the bits until after the mask because the mask bits
3526 * will be in a different bit position on big endian machines
3528 src_dword = *(u32 *)from;
3531 /* shift to correct alignment */
3532 mask <<= shift_width;
3533 src_dword <<= shift_width;
3535 /* get the current bits from the target bit string */
3536 dest = dest_ctx + (ce_info->lsb / 8);
3538 ice_memcpy(&dest_dword, dest, sizeof(dest_dword), ICE_DMA_TO_NONDMA);
3540 dest_dword &= ~(CPU_TO_LE32(mask)); /* get the bits not changing */
3541 dest_dword |= CPU_TO_LE32(src_dword); /* add in the new bits */
3543 /* put it all back */
3544 ice_memcpy(dest, &dest_dword, sizeof(dest_dword), ICE_NONDMA_TO_DMA);
3548 * ice_write_qword - write a qword to a packed context structure
3549 * @src_ctx: the context structure to read from
3550 * @dest_ctx: the context to be written to
3551 * @ce_info: a description of the struct to be filled
3554 ice_write_qword(u8 *src_ctx, u8 *dest_ctx, const struct ice_ctx_ele *ce_info)
3556 u64 src_qword, mask;
3561 /* copy from the next struct field */
3562 from = src_ctx + ce_info->offset;
3564 /* prepare the bits and mask */
3565 shift_width = ce_info->lsb % 8;
3567 /* if the field width is exactly 64 on an x86 machine, then the shift
3568 * operation will not work because the SHL instructions count is masked
3569 * to 6 bits so the shift will do nothing
3571 if (ce_info->width < 64)
3572 mask = BIT_ULL(ce_info->width) - 1;
3576 /* don't swizzle the bits until after the mask because the mask bits
3577 * will be in a different bit position on big endian machines
3579 src_qword = *(u64 *)from;
3582 /* shift to correct alignment */
3583 mask <<= shift_width;
3584 src_qword <<= shift_width;
3586 /* get the current bits from the target bit string */
3587 dest = dest_ctx + (ce_info->lsb / 8);
3589 ice_memcpy(&dest_qword, dest, sizeof(dest_qword), ICE_DMA_TO_NONDMA);
3591 dest_qword &= ~(CPU_TO_LE64(mask)); /* get the bits not changing */
3592 dest_qword |= CPU_TO_LE64(src_qword); /* add in the new bits */
3594 /* put it all back */
3595 ice_memcpy(dest, &dest_qword, sizeof(dest_qword), ICE_NONDMA_TO_DMA);
3599 * ice_set_ctx - set context bits in packed structure
3600 * @hw: pointer to the hardware structure
3601 * @src_ctx: pointer to a generic non-packed context structure
3602 * @dest_ctx: pointer to memory for the packed structure
3603 * @ce_info: a description of the structure to be transformed
3606 ice_set_ctx(struct ice_hw *hw, u8 *src_ctx, u8 *dest_ctx,
3607 const struct ice_ctx_ele *ce_info)
3611 for (f = 0; ce_info[f].width; f++) {
3612 /* We have to deal with each element of the FW response
3613 * using the correct size so that we are correct regardless
3614 * of the endianness of the machine.
3616 if (ce_info[f].width > (ce_info[f].size_of * BITS_PER_BYTE)) {
3617 ice_debug(hw, ICE_DBG_QCTX,
3618 "Field %d width of %d bits larger than size of %d byte(s) ... skipping write\n",
3619 f, ce_info[f].width, ce_info[f].size_of);
3622 switch (ce_info[f].size_of) {
3624 ice_write_byte(src_ctx, dest_ctx, &ce_info[f]);
3627 ice_write_word(src_ctx, dest_ctx, &ce_info[f]);
3630 ice_write_dword(src_ctx, dest_ctx, &ce_info[f]);
3633 ice_write_qword(src_ctx, dest_ctx, &ce_info[f]);
3636 return ICE_ERR_INVAL_SIZE;
3644 * ice_read_byte - read context byte into struct
3645 * @src_ctx: the context structure to read from
3646 * @dest_ctx: the context to be written to
3647 * @ce_info: a description of the struct to be filled
3650 ice_read_byte(u8 *src_ctx, u8 *dest_ctx, struct ice_ctx_ele *ce_info)
3656 /* prepare the bits and mask */
3657 shift_width = ce_info->lsb % 8;
3658 mask = (u8)(BIT(ce_info->width) - 1);
3660 /* shift to correct alignment */
3661 mask <<= shift_width;
3663 /* get the current bits from the src bit string */
3664 src = src_ctx + (ce_info->lsb / 8);
3666 ice_memcpy(&dest_byte, src, sizeof(dest_byte), ICE_DMA_TO_NONDMA);
3668 dest_byte &= ~(mask);
3670 dest_byte >>= shift_width;
3672 /* get the address from the struct field */
3673 target = dest_ctx + ce_info->offset;
3675 /* put it back in the struct */
3676 ice_memcpy(target, &dest_byte, sizeof(dest_byte), ICE_NONDMA_TO_DMA);
3680 * ice_read_word - read context word into struct
3681 * @src_ctx: the context structure to read from
3682 * @dest_ctx: the context to be written to
3683 * @ce_info: a description of the struct to be filled
3686 ice_read_word(u8 *src_ctx, u8 *dest_ctx, struct ice_ctx_ele *ce_info)
3688 u16 dest_word, mask;
3693 /* prepare the bits and mask */
3694 shift_width = ce_info->lsb % 8;
3695 mask = BIT(ce_info->width) - 1;
3697 /* shift to correct alignment */
3698 mask <<= shift_width;
3700 /* get the current bits from the src bit string */
3701 src = src_ctx + (ce_info->lsb / 8);
3703 ice_memcpy(&src_word, src, sizeof(src_word), ICE_DMA_TO_NONDMA);
3705 /* the data in the memory is stored as little endian so mask it
3708 src_word &= ~(CPU_TO_LE16(mask));
3710 /* get the data back into host order before shifting */
3711 dest_word = LE16_TO_CPU(src_word);
3713 dest_word >>= shift_width;
3715 /* get the address from the struct field */
3716 target = dest_ctx + ce_info->offset;
3718 /* put it back in the struct */
3719 ice_memcpy(target, &dest_word, sizeof(dest_word), ICE_NONDMA_TO_DMA);
3723 * ice_read_dword - read context dword into struct
3724 * @src_ctx: the context structure to read from
3725 * @dest_ctx: the context to be written to
3726 * @ce_info: a description of the struct to be filled
3729 ice_read_dword(u8 *src_ctx, u8 *dest_ctx, struct ice_ctx_ele *ce_info)
3731 u32 dest_dword, mask;
3736 /* prepare the bits and mask */
3737 shift_width = ce_info->lsb % 8;
3739 /* if the field width is exactly 32 on an x86 machine, then the shift
3740 * operation will not work because the SHL instructions count is masked
3741 * to 5 bits so the shift will do nothing
3743 if (ce_info->width < 32)
3744 mask = BIT(ce_info->width) - 1;
3748 /* shift to correct alignment */
3749 mask <<= shift_width;
3751 /* get the current bits from the src bit string */
3752 src = src_ctx + (ce_info->lsb / 8);
3754 ice_memcpy(&src_dword, src, sizeof(src_dword), ICE_DMA_TO_NONDMA);
3756 /* the data in the memory is stored as little endian so mask it
3759 src_dword &= ~(CPU_TO_LE32(mask));
3761 /* get the data back into host order before shifting */
3762 dest_dword = LE32_TO_CPU(src_dword);
3764 dest_dword >>= shift_width;
3766 /* get the address from the struct field */
3767 target = dest_ctx + ce_info->offset;
3769 /* put it back in the struct */
3770 ice_memcpy(target, &dest_dword, sizeof(dest_dword), ICE_NONDMA_TO_DMA);
3774 * ice_read_qword - read context qword into struct
3775 * @src_ctx: the context structure to read from
3776 * @dest_ctx: the context to be written to
3777 * @ce_info: a description of the struct to be filled
3780 ice_read_qword(u8 *src_ctx, u8 *dest_ctx, struct ice_ctx_ele *ce_info)
3782 u64 dest_qword, mask;
3787 /* prepare the bits and mask */
3788 shift_width = ce_info->lsb % 8;
3790 /* if the field width is exactly 64 on an x86 machine, then the shift
3791 * operation will not work because the SHL instructions count is masked
3792 * to 6 bits so the shift will do nothing
3794 if (ce_info->width < 64)
3795 mask = BIT_ULL(ce_info->width) - 1;
3799 /* shift to correct alignment */
3800 mask <<= shift_width;
3802 /* get the current bits from the src bit string */
3803 src = src_ctx + (ce_info->lsb / 8);
3805 ice_memcpy(&src_qword, src, sizeof(src_qword), ICE_DMA_TO_NONDMA);
3807 /* the data in the memory is stored as little endian so mask it
3810 src_qword &= ~(CPU_TO_LE64(mask));
3812 /* get the data back into host order before shifting */
3813 dest_qword = LE64_TO_CPU(src_qword);
3815 dest_qword >>= shift_width;
3817 /* get the address from the struct field */
3818 target = dest_ctx + ce_info->offset;
3820 /* put it back in the struct */
3821 ice_memcpy(target, &dest_qword, sizeof(dest_qword), ICE_NONDMA_TO_DMA);
3825 * ice_get_ctx - extract context bits from a packed structure
3826 * @src_ctx: pointer to a generic packed context structure
3827 * @dest_ctx: pointer to a generic non-packed context structure
3828 * @ce_info: a description of the structure to be read from
3831 ice_get_ctx(u8 *src_ctx, u8 *dest_ctx, struct ice_ctx_ele *ce_info)
3835 for (f = 0; ce_info[f].width; f++) {
3836 switch (ce_info[f].size_of) {
3838 ice_read_byte(src_ctx, dest_ctx, &ce_info[f]);
3841 ice_read_word(src_ctx, dest_ctx, &ce_info[f]);
3844 ice_read_dword(src_ctx, dest_ctx, &ce_info[f]);
3847 ice_read_qword(src_ctx, dest_ctx, &ce_info[f]);
3850 /* nothing to do, just keep going */
3859 * ice_get_lan_q_ctx - get the LAN queue context for the given VSI and TC
3860 * @hw: pointer to the HW struct
3861 * @vsi_handle: software VSI handle
3863 * @q_handle: software queue handle
3866 ice_get_lan_q_ctx(struct ice_hw *hw, u16 vsi_handle, u8 tc, u16 q_handle)
3868 struct ice_vsi_ctx *vsi;
3869 struct ice_q_ctx *q_ctx;
3871 vsi = ice_get_vsi_ctx(hw, vsi_handle);
3874 if (q_handle >= vsi->num_lan_q_entries[tc])
3876 if (!vsi->lan_q_ctx[tc])
3878 q_ctx = vsi->lan_q_ctx[tc];
3879 return &q_ctx[q_handle];
3884 * @pi: port information structure
3885 * @vsi_handle: software VSI handle
3887 * @q_handle: software queue handle
3888 * @num_qgrps: Number of added queue groups
3889 * @buf: list of queue groups to be added
3890 * @buf_size: size of buffer for indirect command
3891 * @cd: pointer to command details structure or NULL
3893 * This function adds one LAN queue
3896 ice_ena_vsi_txq(struct ice_port_info *pi, u16 vsi_handle, u8 tc, u16 q_handle,
3897 u8 num_qgrps, struct ice_aqc_add_tx_qgrp *buf, u16 buf_size,
3898 struct ice_sq_cd *cd)
3900 struct ice_aqc_txsched_elem_data node = { 0 };
3901 struct ice_sched_node *parent;
3902 struct ice_q_ctx *q_ctx;
3903 enum ice_status status;
3906 if (!pi || pi->port_state != ICE_SCHED_PORT_STATE_READY)
3909 if (num_qgrps > 1 || buf->num_txqs > 1)
3910 return ICE_ERR_MAX_LIMIT;
3914 if (!ice_is_vsi_valid(hw, vsi_handle))
3915 return ICE_ERR_PARAM;
3917 ice_acquire_lock(&pi->sched_lock);
3919 q_ctx = ice_get_lan_q_ctx(hw, vsi_handle, tc, q_handle);
3921 ice_debug(hw, ICE_DBG_SCHED, "Enaq: invalid queue handle %d\n",
3923 status = ICE_ERR_PARAM;
3927 /* find a parent node */
3928 parent = ice_sched_get_free_qparent(pi, vsi_handle, tc,
3929 ICE_SCHED_NODE_OWNER_LAN);
3931 status = ICE_ERR_PARAM;
3935 buf->parent_teid = parent->info.node_teid;
3936 node.parent_teid = parent->info.node_teid;
3937 /* Mark that the values in the "generic" section as valid. The default
3938 * value in the "generic" section is zero. This means that :
3939 * - Scheduling mode is Bytes Per Second (BPS), indicated by Bit 0.
3940 * - 0 priority among siblings, indicated by Bit 1-3.
3941 * - WFQ, indicated by Bit 4.
3942 * - 0 Adjustment value is used in PSM credit update flow, indicated by
3944 * - Bit 7 is reserved.
3945 * Without setting the generic section as valid in valid_sections, the
3946 * Admin queue command will fail with error code ICE_AQ_RC_EINVAL.
3948 buf->txqs[0].info.valid_sections = ICE_AQC_ELEM_VALID_GENERIC;
3950 /* add the LAN queue */
3951 status = ice_aq_add_lan_txq(hw, num_qgrps, buf, buf_size, cd);
3952 if (status != ICE_SUCCESS) {
3953 ice_debug(hw, ICE_DBG_SCHED, "enable queue %d failed %d\n",
3954 LE16_TO_CPU(buf->txqs[0].txq_id),
3955 hw->adminq.sq_last_status);
3959 node.node_teid = buf->txqs[0].q_teid;
3960 node.data.elem_type = ICE_AQC_ELEM_TYPE_LEAF;
3961 q_ctx->q_handle = q_handle;
3962 q_ctx->q_teid = LE32_TO_CPU(node.node_teid);
3964 /* add a leaf node into scheduler tree queue layer */
3965 status = ice_sched_add_node(pi, hw->num_tx_sched_layers - 1, &node);
3967 status = ice_sched_replay_q_bw(pi, q_ctx);
3970 ice_release_lock(&pi->sched_lock);
3976 * @pi: port information structure
3977 * @vsi_handle: software VSI handle
3979 * @num_queues: number of queues
3980 * @q_handles: pointer to software queue handle array
3981 * @q_ids: pointer to the q_id array
3982 * @q_teids: pointer to queue node teids
3983 * @rst_src: if called due to reset, specifies the reset source
3984 * @vmvf_num: the relative VM or VF number that is undergoing the reset
3985 * @cd: pointer to command details structure or NULL
3987 * This function removes queues and their corresponding nodes in SW DB
3990 ice_dis_vsi_txq(struct ice_port_info *pi, u16 vsi_handle, u8 tc, u8 num_queues,
3991 u16 *q_handles, u16 *q_ids, u32 *q_teids,
3992 enum ice_disq_rst_src rst_src, u16 vmvf_num,
3993 struct ice_sq_cd *cd)
3995 enum ice_status status = ICE_ERR_DOES_NOT_EXIST;
3996 struct ice_aqc_dis_txq_item qg_list;
3997 struct ice_q_ctx *q_ctx;
4000 if (!pi || pi->port_state != ICE_SCHED_PORT_STATE_READY)
4004 /* if queue is disabled already yet the disable queue command
4005 * has to be sent to complete the VF reset, then call
4006 * ice_aq_dis_lan_txq without any queue information
4009 return ice_aq_dis_lan_txq(pi->hw, 0, NULL, 0, rst_src,
4014 ice_acquire_lock(&pi->sched_lock);
4016 for (i = 0; i < num_queues; i++) {
4017 struct ice_sched_node *node;
4019 node = ice_sched_find_node_by_teid(pi->root, q_teids[i]);
4022 q_ctx = ice_get_lan_q_ctx(pi->hw, vsi_handle, tc, q_handles[i]);
4024 ice_debug(pi->hw, ICE_DBG_SCHED, "invalid queue handle%d\n",
4028 if (q_ctx->q_handle != q_handles[i]) {
4029 ice_debug(pi->hw, ICE_DBG_SCHED, "Err:handles %d %d\n",
4030 q_ctx->q_handle, q_handles[i]);
4033 qg_list.parent_teid = node->info.parent_teid;
4035 qg_list.q_id[0] = CPU_TO_LE16(q_ids[i]);
4036 status = ice_aq_dis_lan_txq(pi->hw, 1, &qg_list,
4037 sizeof(qg_list), rst_src, vmvf_num,
4040 if (status != ICE_SUCCESS)
4042 ice_free_sched_node(pi, node);
4043 q_ctx->q_handle = ICE_INVAL_Q_HANDLE;
4045 ice_release_lock(&pi->sched_lock);
4050 * ice_cfg_vsi_qs - configure the new/existing VSI queues
4051 * @pi: port information structure
4052 * @vsi_handle: software VSI handle
4053 * @tc_bitmap: TC bitmap
4054 * @maxqs: max queues array per TC
4055 * @owner: LAN or RDMA
4057 * This function adds/updates the VSI queues per TC.
4059 static enum ice_status
4060 ice_cfg_vsi_qs(struct ice_port_info *pi, u16 vsi_handle, u16 tc_bitmap,
4061 u16 *maxqs, u8 owner)
4063 enum ice_status status = ICE_SUCCESS;
4066 if (!pi || pi->port_state != ICE_SCHED_PORT_STATE_READY)
4069 if (!ice_is_vsi_valid(pi->hw, vsi_handle))
4070 return ICE_ERR_PARAM;
4072 ice_acquire_lock(&pi->sched_lock);
4074 ice_for_each_traffic_class(i) {
4075 /* configuration is possible only if TC node is present */
4076 if (!ice_sched_get_tc_node(pi, i))
4079 status = ice_sched_cfg_vsi(pi, vsi_handle, i, maxqs[i], owner,
4080 ice_is_tc_ena(tc_bitmap, i));
4085 ice_release_lock(&pi->sched_lock);
4090 * ice_cfg_vsi_lan - configure VSI LAN queues
4091 * @pi: port information structure
4092 * @vsi_handle: software VSI handle
4093 * @tc_bitmap: TC bitmap
4094 * @max_lanqs: max LAN queues array per TC
4096 * This function adds/updates the VSI LAN queues per TC.
4099 ice_cfg_vsi_lan(struct ice_port_info *pi, u16 vsi_handle, u16 tc_bitmap,
4102 return ice_cfg_vsi_qs(pi, vsi_handle, tc_bitmap, max_lanqs,
4103 ICE_SCHED_NODE_OWNER_LAN);
4107 * ice_replay_pre_init - replay pre initialization
4108 * @hw: pointer to the HW struct
4110 * Initializes required config data for VSI, FD, ACL, and RSS before replay.
4112 static enum ice_status ice_replay_pre_init(struct ice_hw *hw)
4114 struct ice_switch_info *sw = hw->switch_info;
4117 /* Delete old entries from replay filter list head if there is any */
4118 ice_rm_all_sw_replay_rule_info(hw);
4119 /* In start of replay, move entries into replay_rules list, it
4120 * will allow adding rules entries back to filt_rules list,
4121 * which is operational list.
4123 for (i = 0; i < ICE_MAX_NUM_RECIPES; i++)
4124 LIST_REPLACE_INIT(&sw->recp_list[i].filt_rules,
4125 &sw->recp_list[i].filt_replay_rules);
4126 ice_sched_replay_agg_vsi_preinit(hw);
4128 return ice_sched_replay_tc_node_bw(hw->port_info);
4132 * ice_replay_vsi - replay VSI configuration
4133 * @hw: pointer to the HW struct
4134 * @vsi_handle: driver VSI handle
4136 * Restore all VSI configuration after reset. It is required to call this
4137 * function with main VSI first.
4139 enum ice_status ice_replay_vsi(struct ice_hw *hw, u16 vsi_handle)
4141 enum ice_status status;
4143 if (!ice_is_vsi_valid(hw, vsi_handle))
4144 return ICE_ERR_PARAM;
4146 /* Replay pre-initialization if there is any */
4147 if (vsi_handle == ICE_MAIN_VSI_HANDLE) {
4148 status = ice_replay_pre_init(hw);
4152 /* Replay per VSI all RSS configurations */
4153 status = ice_replay_rss_cfg(hw, vsi_handle);
4156 /* Replay per VSI all filters */
4157 status = ice_replay_vsi_all_fltr(hw, vsi_handle);
4159 status = ice_replay_vsi_agg(hw, vsi_handle);
4164 * ice_replay_post - post replay configuration cleanup
4165 * @hw: pointer to the HW struct
4167 * Post replay cleanup.
4169 void ice_replay_post(struct ice_hw *hw)
4171 /* Delete old entries from replay filter list head */
4172 ice_rm_all_sw_replay_rule_info(hw);
4173 ice_sched_replay_agg(hw);
4177 * ice_stat_update40 - read 40 bit stat from the chip and update stat values
4178 * @hw: ptr to the hardware info
4179 * @reg: offset of 64 bit HW register to read from
4180 * @prev_stat_loaded: bool to specify if previous stats are loaded
4181 * @prev_stat: ptr to previous loaded stat value
4182 * @cur_stat: ptr to current stat value
4185 ice_stat_update40(struct ice_hw *hw, u32 reg, bool prev_stat_loaded,
4186 u64 *prev_stat, u64 *cur_stat)
4188 u64 new_data = rd64(hw, reg) & (BIT_ULL(40) - 1);
4190 /* device stats are not reset at PFR, they likely will not be zeroed
4191 * when the driver starts. Thus, save the value from the first read
4192 * without adding to the statistic value so that we report stats which
4193 * count up from zero.
4195 if (!prev_stat_loaded) {
4196 *prev_stat = new_data;
4200 /* Calculate the difference between the new and old values, and then
4201 * add it to the software stat value.
4203 if (new_data >= *prev_stat)
4204 *cur_stat += new_data - *prev_stat;
4206 /* to manage the potential roll-over */
4207 *cur_stat += (new_data + BIT_ULL(40)) - *prev_stat;
4209 /* Update the previously stored value to prepare for next read */
4210 *prev_stat = new_data;
4214 * ice_stat_update32 - read 32 bit stat from the chip and update stat values
4215 * @hw: ptr to the hardware info
4216 * @reg: offset of HW register to read from
4217 * @prev_stat_loaded: bool to specify if previous stats are loaded
4218 * @prev_stat: ptr to previous loaded stat value
4219 * @cur_stat: ptr to current stat value
4222 ice_stat_update32(struct ice_hw *hw, u32 reg, bool prev_stat_loaded,
4223 u64 *prev_stat, u64 *cur_stat)
4227 new_data = rd32(hw, reg);
4229 /* device stats are not reset at PFR, they likely will not be zeroed
4230 * when the driver starts. Thus, save the value from the first read
4231 * without adding to the statistic value so that we report stats which
4232 * count up from zero.
4234 if (!prev_stat_loaded) {
4235 *prev_stat = new_data;
4239 /* Calculate the difference between the new and old values, and then
4240 * add it to the software stat value.
4242 if (new_data >= *prev_stat)
4243 *cur_stat += new_data - *prev_stat;
4245 /* to manage the potential roll-over */
4246 *cur_stat += (new_data + BIT_ULL(32)) - *prev_stat;
4248 /* Update the previously stored value to prepare for next read */
4249 *prev_stat = new_data;
4253 * ice_stat_update_repc - read GLV_REPC stats from chip and update stat values
4254 * @hw: ptr to the hardware info
4255 * @vsi_handle: VSI handle
4256 * @prev_stat_loaded: bool to specify if the previous stat values are loaded
4257 * @cur_stats: ptr to current stats structure
4259 * The GLV_REPC statistic register actually tracks two 16bit statistics, and
4260 * thus cannot be read using the normal ice_stat_update32 function.
4262 * Read the GLV_REPC register associated with the given VSI, and update the
4263 * rx_no_desc and rx_error values in the ice_eth_stats structure.
4265 * Because the statistics in GLV_REPC stick at 0xFFFF, the register must be
4266 * cleared each time it's read.
4268 * Note that the GLV_RDPC register also counts the causes that would trigger
4269 * GLV_REPC. However, it does not give the finer grained detail about why the
4270 * packets are being dropped. The GLV_REPC values can be used to distinguish
4271 * whether Rx packets are dropped due to errors or due to no available
4275 ice_stat_update_repc(struct ice_hw *hw, u16 vsi_handle, bool prev_stat_loaded,
4276 struct ice_eth_stats *cur_stats)
4278 u16 vsi_num, no_desc, error_cnt;
4281 if (!ice_is_vsi_valid(hw, vsi_handle))
4284 vsi_num = ice_get_hw_vsi_num(hw, vsi_handle);
4286 /* If we haven't loaded stats yet, just clear the current value */
4287 if (!prev_stat_loaded) {
4288 wr32(hw, GLV_REPC(vsi_num), 0);
4292 repc = rd32(hw, GLV_REPC(vsi_num));
4293 no_desc = (repc & GLV_REPC_NO_DESC_CNT_M) >> GLV_REPC_NO_DESC_CNT_S;
4294 error_cnt = (repc & GLV_REPC_ERROR_CNT_M) >> GLV_REPC_ERROR_CNT_S;
4296 /* Clear the count by writing to the stats register */
4297 wr32(hw, GLV_REPC(vsi_num), 0);
4299 cur_stats->rx_no_desc += no_desc;
4300 cur_stats->rx_errors += error_cnt;
4304 * ice_sched_query_elem - query element information from HW
4305 * @hw: pointer to the HW struct
4306 * @node_teid: node TEID to be queried
4307 * @buf: buffer to element information
4309 * This function queries HW element information
4312 ice_sched_query_elem(struct ice_hw *hw, u32 node_teid,
4313 struct ice_aqc_get_elem *buf)
4315 u16 buf_size, num_elem_ret = 0;
4316 enum ice_status status;
4318 buf_size = sizeof(*buf);
4319 ice_memset(buf, 0, buf_size, ICE_NONDMA_MEM);
4320 buf->generic[0].node_teid = CPU_TO_LE32(node_teid);
4321 status = ice_aq_query_sched_elems(hw, 1, buf, buf_size, &num_elem_ret,
4323 if (status != ICE_SUCCESS || num_elem_ret != 1)
4324 ice_debug(hw, ICE_DBG_SCHED, "query element failed\n");
4329 * ice_get_fw_mode - returns FW mode
4330 * @hw: pointer to the HW struct
4332 enum ice_fw_modes ice_get_fw_mode(struct ice_hw *hw)
4334 #define ICE_FW_MODE_DBG_M BIT(0)
4335 #define ICE_FW_MODE_REC_M BIT(1)
4336 #define ICE_FW_MODE_ROLLBACK_M BIT(2)
4339 /* check the current FW mode */
4340 fw_mode = rd32(hw, GL_MNG_FWSM) & GL_MNG_FWSM_FW_MODES_M;
4342 if (fw_mode & ICE_FW_MODE_DBG_M)
4343 return ICE_FW_MODE_DBG;
4344 else if (fw_mode & ICE_FW_MODE_REC_M)
4345 return ICE_FW_MODE_REC;
4346 else if (fw_mode & ICE_FW_MODE_ROLLBACK_M)
4347 return ICE_FW_MODE_ROLLBACK;
4349 return ICE_FW_MODE_NORMAL;
4353 * ice_fw_supports_link_override
4354 * @hw: pointer to the hardware structure
4356 * Checks if the firmware supports link override
4358 bool ice_fw_supports_link_override(struct ice_hw *hw)
4360 /* Currently, only supported for E810 devices */
4361 if (hw->mac_type != ICE_MAC_E810)
4364 if (hw->api_maj_ver == ICE_FW_API_LINK_OVERRIDE_MAJ) {
4365 if (hw->api_min_ver > ICE_FW_API_LINK_OVERRIDE_MIN)
4367 if (hw->api_min_ver == ICE_FW_API_LINK_OVERRIDE_MIN &&
4368 hw->api_patch >= ICE_FW_API_LINK_OVERRIDE_PATCH)
4370 } else if (hw->api_maj_ver > ICE_FW_API_LINK_OVERRIDE_MAJ) {
4378 * ice_get_link_default_override
4379 * @ldo: pointer to the link default override struct
4380 * @pi: pointer to the port info struct
4382 * Gets the link default override for a port
4385 ice_get_link_default_override(struct ice_link_default_override_tlv *ldo,
4386 struct ice_port_info *pi)
4388 u16 i, tlv, tlv_len, tlv_start, buf, offset;
4389 struct ice_hw *hw = pi->hw;
4390 enum ice_status status;
4392 status = ice_get_pfa_module_tlv(hw, &tlv, &tlv_len,
4393 ICE_SR_LINK_DEFAULT_OVERRIDE_PTR);
4395 ice_debug(hw, ICE_DBG_INIT,
4396 "Failed to read link override TLV.\n");
4400 /* Each port has its own config; calculate for our port */
4401 tlv_start = tlv + pi->lport * ICE_SR_PFA_LINK_OVERRIDE_WORDS +
4402 ICE_SR_PFA_LINK_OVERRIDE_OFFSET;
4404 /* link options first */
4405 status = ice_read_sr_word(hw, tlv_start, &buf);
4407 ice_debug(hw, ICE_DBG_INIT,
4408 "Failed to read override link options.\n");
4411 ldo->options = buf & ICE_LINK_OVERRIDE_OPT_M;
4412 ldo->phy_config = (buf & ICE_LINK_OVERRIDE_PHY_CFG_M) >>
4413 ICE_LINK_OVERRIDE_PHY_CFG_S;
4415 /* link PHY config */
4416 offset = tlv_start + ICE_SR_PFA_LINK_OVERRIDE_FEC_OFFSET;
4417 status = ice_read_sr_word(hw, offset, &buf);
4419 ice_debug(hw, ICE_DBG_INIT,
4420 "Failed to read override phy config.\n");
4423 ldo->fec_options = buf & ICE_LINK_OVERRIDE_FEC_OPT_M;
4426 offset = tlv_start + ICE_SR_PFA_LINK_OVERRIDE_PHY_OFFSET;
4427 for (i = 0; i < ICE_SR_PFA_LINK_OVERRIDE_PHY_WORDS; i++) {
4428 status = ice_read_sr_word(hw, (offset + i), &buf);
4430 ice_debug(hw, ICE_DBG_INIT,
4431 "Failed to read override link options.\n");
4434 /* shift 16 bits at a time to fill 64 bits */
4435 ldo->phy_type_low |= ((u64)buf << (i * 16));
4438 /* PHY types high */
4439 offset = tlv_start + ICE_SR_PFA_LINK_OVERRIDE_PHY_OFFSET +
4440 ICE_SR_PFA_LINK_OVERRIDE_PHY_WORDS;
4441 for (i = 0; i < ICE_SR_PFA_LINK_OVERRIDE_PHY_WORDS; i++) {
4442 status = ice_read_sr_word(hw, (offset + i), &buf);
4444 ice_debug(hw, ICE_DBG_INIT,
4445 "Failed to read override link options.\n");
4448 /* shift 16 bits at a time to fill 64 bits */
4449 ldo->phy_type_high |= ((u64)buf << (i * 16));