1 /* SPDX-License-Identifier: BSD-3-Clause
2 * Copyright(c) 2001-2019
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 enum ice_status status = ICE_SUCCESS;
25 ice_debug(hw, ICE_DBG_TRACE, "%s\n", __func__);
27 if (hw->vendor_id == ICE_INTEL_VENDOR_ID) {
28 switch (hw->device_id) {
30 hw->mac_type = ICE_MAC_GENERIC;
34 status = ICE_ERR_DEVICE_NOT_SUPPORTED;
37 ice_debug(hw, ICE_DBG_INIT, "found mac_type: %d, status: %d\n",
38 hw->mac_type, status);
44 * ice_clear_pf_cfg - Clear PF configuration
45 * @hw: pointer to the hardware structure
47 * Clears any existing PF configuration (VSIs, VSI lists, switch rules, port
48 * configuration, flow director filters, etc.).
50 enum ice_status ice_clear_pf_cfg(struct ice_hw *hw)
52 struct ice_aq_desc desc;
54 ice_fill_dflt_direct_cmd_desc(&desc, ice_aqc_opc_clear_pf_cfg);
56 return ice_aq_send_cmd(hw, &desc, NULL, 0, NULL);
60 * ice_aq_manage_mac_read - manage MAC address read command
61 * @hw: pointer to the HW struct
62 * @buf: a virtual buffer to hold the manage MAC read response
63 * @buf_size: Size of the virtual buffer
64 * @cd: pointer to command details structure or NULL
66 * This function is used to return per PF station MAC address (0x0107).
67 * NOTE: Upon successful completion of this command, MAC address information
68 * is returned in user specified buffer. Please interpret user specified
69 * buffer as "manage_mac_read" response.
70 * Response such as various MAC addresses are stored in HW struct (port.mac)
71 * ice_aq_discover_caps is expected to be called before this function is called.
73 static enum ice_status
74 ice_aq_manage_mac_read(struct ice_hw *hw, void *buf, u16 buf_size,
77 struct ice_aqc_manage_mac_read_resp *resp;
78 struct ice_aqc_manage_mac_read *cmd;
79 struct ice_aq_desc desc;
80 enum ice_status status;
84 cmd = &desc.params.mac_read;
86 if (buf_size < sizeof(*resp))
87 return ICE_ERR_BUF_TOO_SHORT;
89 ice_fill_dflt_direct_cmd_desc(&desc, ice_aqc_opc_manage_mac_read);
91 status = ice_aq_send_cmd(hw, &desc, buf, buf_size, cd);
95 resp = (struct ice_aqc_manage_mac_read_resp *)buf;
96 flags = LE16_TO_CPU(cmd->flags) & ICE_AQC_MAN_MAC_READ_M;
98 if (!(flags & ICE_AQC_MAN_MAC_LAN_ADDR_VALID)) {
99 ice_debug(hw, ICE_DBG_LAN, "got invalid MAC address\n");
103 /* A single port can report up to two (LAN and WoL) addresses */
104 for (i = 0; i < cmd->num_addr; i++)
105 if (resp[i].addr_type == ICE_AQC_MAN_MAC_ADDR_TYPE_LAN) {
106 ice_memcpy(hw->port_info->mac.lan_addr,
107 resp[i].mac_addr, ETH_ALEN,
109 ice_memcpy(hw->port_info->mac.perm_addr,
111 ETH_ALEN, ICE_DMA_TO_NONDMA);
118 * ice_aq_get_phy_caps - returns PHY capabilities
119 * @pi: port information structure
120 * @qual_mods: report qualified modules
121 * @report_mode: report mode capabilities
122 * @pcaps: structure for PHY capabilities to be filled
123 * @cd: pointer to command details structure or NULL
125 * Returns the various PHY capabilities supported on the Port (0x0600)
128 ice_aq_get_phy_caps(struct ice_port_info *pi, bool qual_mods, u8 report_mode,
129 struct ice_aqc_get_phy_caps_data *pcaps,
130 struct ice_sq_cd *cd)
132 struct ice_aqc_get_phy_caps *cmd;
133 u16 pcaps_size = sizeof(*pcaps);
134 struct ice_aq_desc desc;
135 enum ice_status status;
137 cmd = &desc.params.get_phy;
139 if (!pcaps || (report_mode & ~ICE_AQC_REPORT_MODE_M) || !pi)
140 return ICE_ERR_PARAM;
142 ice_fill_dflt_direct_cmd_desc(&desc, ice_aqc_opc_get_phy_caps);
145 cmd->param0 |= CPU_TO_LE16(ICE_AQC_GET_PHY_RQM);
147 cmd->param0 |= CPU_TO_LE16(report_mode);
148 status = ice_aq_send_cmd(pi->hw, &desc, pcaps, pcaps_size, cd);
150 if (status == ICE_SUCCESS && report_mode == ICE_AQC_REPORT_TOPO_CAP) {
151 pi->phy.phy_type_low = LE64_TO_CPU(pcaps->phy_type_low);
152 pi->phy.phy_type_high = LE64_TO_CPU(pcaps->phy_type_high);
159 * ice_aq_get_link_topo_handle - get link topology node return status
160 * @pi: port information structure
161 * @node_type: requested node type
162 * @cd: pointer to command details structure or NULL
164 * Get link topology node return status for specified node type (0x06E0)
166 * Node type cage can be used to determine if cage is present. If AQC
167 * returns error (ENOENT), then no cage present. If no cage present, then
168 * connection type is backplane or BASE-T.
170 static enum ice_status
171 ice_aq_get_link_topo_handle(struct ice_port_info *pi, u8 node_type,
172 struct ice_sq_cd *cd)
174 struct ice_aqc_get_link_topo *cmd;
175 struct ice_aq_desc desc;
177 cmd = &desc.params.get_link_topo;
179 ice_fill_dflt_direct_cmd_desc(&desc, ice_aqc_opc_get_link_topo);
181 cmd->addr.node_type_ctx = (ICE_AQC_LINK_TOPO_NODE_CTX_PORT <<
182 ICE_AQC_LINK_TOPO_NODE_CTX_S);
185 cmd->addr.node_type_ctx |= (ICE_AQC_LINK_TOPO_NODE_TYPE_M & node_type);
187 return ice_aq_send_cmd(pi->hw, &desc, NULL, 0, cd);
191 * ice_is_media_cage_present
192 * @pi: port information structure
194 * Returns true if media cage is present, else false. If no cage, then
195 * media type is backplane or BASE-T.
197 static bool ice_is_media_cage_present(struct ice_port_info *pi)
199 /* Node type cage can be used to determine if cage is present. If AQC
200 * returns error (ENOENT), then no cage present. If no cage present then
201 * connection type is backplane or BASE-T.
203 return !ice_aq_get_link_topo_handle(pi,
204 ICE_AQC_LINK_TOPO_NODE_TYPE_CAGE,
209 * ice_get_media_type - Gets media type
210 * @pi: port information structure
212 static enum ice_media_type ice_get_media_type(struct ice_port_info *pi)
214 struct ice_link_status *hw_link_info;
217 return ICE_MEDIA_UNKNOWN;
219 hw_link_info = &pi->phy.link_info;
220 if (hw_link_info->phy_type_low && hw_link_info->phy_type_high)
221 /* If more than one media type is selected, report unknown */
222 return ICE_MEDIA_UNKNOWN;
224 if (hw_link_info->phy_type_low) {
225 switch (hw_link_info->phy_type_low) {
226 case ICE_PHY_TYPE_LOW_1000BASE_SX:
227 case ICE_PHY_TYPE_LOW_1000BASE_LX:
228 case ICE_PHY_TYPE_LOW_10GBASE_SR:
229 case ICE_PHY_TYPE_LOW_10GBASE_LR:
230 case ICE_PHY_TYPE_LOW_10G_SFI_C2C:
231 case ICE_PHY_TYPE_LOW_25GBASE_SR:
232 case ICE_PHY_TYPE_LOW_25GBASE_LR:
233 case ICE_PHY_TYPE_LOW_40GBASE_SR4:
234 case ICE_PHY_TYPE_LOW_40GBASE_LR4:
235 case ICE_PHY_TYPE_LOW_50GBASE_SR2:
236 case ICE_PHY_TYPE_LOW_50GBASE_LR2:
237 case ICE_PHY_TYPE_LOW_50GBASE_SR:
238 case ICE_PHY_TYPE_LOW_50GBASE_FR:
239 case ICE_PHY_TYPE_LOW_50GBASE_LR:
240 case ICE_PHY_TYPE_LOW_100GBASE_SR4:
241 case ICE_PHY_TYPE_LOW_100GBASE_LR4:
242 case ICE_PHY_TYPE_LOW_100GBASE_SR2:
243 case ICE_PHY_TYPE_LOW_100GBASE_DR:
244 return ICE_MEDIA_FIBER;
245 case ICE_PHY_TYPE_LOW_100BASE_TX:
246 case ICE_PHY_TYPE_LOW_1000BASE_T:
247 case ICE_PHY_TYPE_LOW_2500BASE_T:
248 case ICE_PHY_TYPE_LOW_5GBASE_T:
249 case ICE_PHY_TYPE_LOW_10GBASE_T:
250 case ICE_PHY_TYPE_LOW_25GBASE_T:
251 return ICE_MEDIA_BASET;
252 case ICE_PHY_TYPE_LOW_10G_SFI_DA:
253 case ICE_PHY_TYPE_LOW_25GBASE_CR:
254 case ICE_PHY_TYPE_LOW_25GBASE_CR_S:
255 case ICE_PHY_TYPE_LOW_25GBASE_CR1:
256 case ICE_PHY_TYPE_LOW_40GBASE_CR4:
257 case ICE_PHY_TYPE_LOW_50GBASE_CR2:
258 case ICE_PHY_TYPE_LOW_50GBASE_CP:
259 case ICE_PHY_TYPE_LOW_100GBASE_CR4:
260 case ICE_PHY_TYPE_LOW_100GBASE_CR_PAM4:
261 case ICE_PHY_TYPE_LOW_100GBASE_CP2:
263 case ICE_PHY_TYPE_LOW_25G_AUI_C2C:
264 case ICE_PHY_TYPE_LOW_40G_XLAUI:
265 case ICE_PHY_TYPE_LOW_50G_LAUI2:
266 case ICE_PHY_TYPE_LOW_50G_AUI2:
267 case ICE_PHY_TYPE_LOW_50G_AUI1:
268 case ICE_PHY_TYPE_LOW_100G_AUI4:
269 case ICE_PHY_TYPE_LOW_100G_CAUI4:
270 if (ice_is_media_cage_present(pi))
273 case ICE_PHY_TYPE_LOW_1000BASE_KX:
274 case ICE_PHY_TYPE_LOW_2500BASE_KX:
275 case ICE_PHY_TYPE_LOW_2500BASE_X:
276 case ICE_PHY_TYPE_LOW_5GBASE_KR:
277 case ICE_PHY_TYPE_LOW_10GBASE_KR_CR1:
278 case ICE_PHY_TYPE_LOW_25GBASE_KR:
279 case ICE_PHY_TYPE_LOW_25GBASE_KR1:
280 case ICE_PHY_TYPE_LOW_25GBASE_KR_S:
281 case ICE_PHY_TYPE_LOW_40GBASE_KR4:
282 case ICE_PHY_TYPE_LOW_50GBASE_KR_PAM4:
283 case ICE_PHY_TYPE_LOW_50GBASE_KR2:
284 case ICE_PHY_TYPE_LOW_100GBASE_KR4:
285 case ICE_PHY_TYPE_LOW_100GBASE_KR_PAM4:
286 return ICE_MEDIA_BACKPLANE;
289 switch (hw_link_info->phy_type_high) {
290 case ICE_PHY_TYPE_HIGH_100G_AUI2:
291 if (ice_is_media_cage_present(pi))
294 case ICE_PHY_TYPE_HIGH_100GBASE_KR2_PAM4:
295 return ICE_MEDIA_BACKPLANE;
298 return ICE_MEDIA_UNKNOWN;
302 * ice_aq_get_link_info
303 * @pi: port information structure
304 * @ena_lse: enable/disable LinkStatusEvent reporting
305 * @link: pointer to link status structure - optional
306 * @cd: pointer to command details structure or NULL
308 * Get Link Status (0x607). Returns the link status of the adapter.
311 ice_aq_get_link_info(struct ice_port_info *pi, bool ena_lse,
312 struct ice_link_status *link, struct ice_sq_cd *cd)
314 struct ice_aqc_get_link_status_data link_data = { 0 };
315 struct ice_aqc_get_link_status *resp;
316 struct ice_link_status *li_old, *li;
317 enum ice_media_type *hw_media_type;
318 struct ice_fc_info *hw_fc_info;
319 bool tx_pause, rx_pause;
320 struct ice_aq_desc desc;
321 enum ice_status status;
326 return ICE_ERR_PARAM;
328 li_old = &pi->phy.link_info_old;
329 hw_media_type = &pi->phy.media_type;
330 li = &pi->phy.link_info;
331 hw_fc_info = &pi->fc;
333 ice_fill_dflt_direct_cmd_desc(&desc, ice_aqc_opc_get_link_status);
334 cmd_flags = (ena_lse) ? ICE_AQ_LSE_ENA : ICE_AQ_LSE_DIS;
335 resp = &desc.params.get_link_status;
336 resp->cmd_flags = CPU_TO_LE16(cmd_flags);
337 resp->lport_num = pi->lport;
339 status = ice_aq_send_cmd(hw, &desc, &link_data, sizeof(link_data), cd);
341 if (status != ICE_SUCCESS)
344 /* save off old link status information */
347 /* update current link status information */
348 li->link_speed = LE16_TO_CPU(link_data.link_speed);
349 li->phy_type_low = LE64_TO_CPU(link_data.phy_type_low);
350 li->phy_type_high = LE64_TO_CPU(link_data.phy_type_high);
351 *hw_media_type = ice_get_media_type(pi);
352 li->link_info = link_data.link_info;
353 li->an_info = link_data.an_info;
354 li->ext_info = link_data.ext_info;
355 li->max_frame_size = LE16_TO_CPU(link_data.max_frame_size);
356 li->fec_info = link_data.cfg & ICE_AQ_FEC_MASK;
357 li->topo_media_conflict = link_data.topo_media_conflict;
358 li->pacing = link_data.cfg & (ICE_AQ_CFG_PACING_M |
359 ICE_AQ_CFG_PACING_TYPE_M);
362 tx_pause = !!(link_data.an_info & ICE_AQ_LINK_PAUSE_TX);
363 rx_pause = !!(link_data.an_info & ICE_AQ_LINK_PAUSE_RX);
364 if (tx_pause && rx_pause)
365 hw_fc_info->current_mode = ICE_FC_FULL;
367 hw_fc_info->current_mode = ICE_FC_TX_PAUSE;
369 hw_fc_info->current_mode = ICE_FC_RX_PAUSE;
371 hw_fc_info->current_mode = ICE_FC_NONE;
373 li->lse_ena = !!(resp->cmd_flags & CPU_TO_LE16(ICE_AQ_LSE_IS_ENABLED));
375 ice_debug(hw, ICE_DBG_LINK, "link_speed = 0x%x\n", li->link_speed);
376 ice_debug(hw, ICE_DBG_LINK, "phy_type_low = 0x%llx\n",
377 (unsigned long long)li->phy_type_low);
378 ice_debug(hw, ICE_DBG_LINK, "phy_type_high = 0x%llx\n",
379 (unsigned long long)li->phy_type_high);
380 ice_debug(hw, ICE_DBG_LINK, "media_type = 0x%x\n", *hw_media_type);
381 ice_debug(hw, ICE_DBG_LINK, "link_info = 0x%x\n", li->link_info);
382 ice_debug(hw, ICE_DBG_LINK, "an_info = 0x%x\n", li->an_info);
383 ice_debug(hw, ICE_DBG_LINK, "ext_info = 0x%x\n", li->ext_info);
384 ice_debug(hw, ICE_DBG_LINK, "lse_ena = 0x%x\n", li->lse_ena);
385 ice_debug(hw, ICE_DBG_LINK, "max_frame = 0x%x\n", li->max_frame_size);
386 ice_debug(hw, ICE_DBG_LINK, "pacing = 0x%x\n", li->pacing);
388 /* save link status information */
392 /* flag cleared so calling functions don't call AQ again */
393 pi->phy.get_link_info = false;
400 * @hw: pointer to the HW struct
401 * @max_frame_size: Maximum Frame Size to be supported
402 * @cd: pointer to command details structure or NULL
404 * Set MAC configuration (0x0603)
407 ice_aq_set_mac_cfg(struct ice_hw *hw, u16 max_frame_size, struct ice_sq_cd *cd)
409 u16 fc_threshold_val, tx_timer_val;
410 struct ice_aqc_set_mac_cfg *cmd;
411 struct ice_aq_desc desc;
414 cmd = &desc.params.set_mac_cfg;
416 if (max_frame_size == 0)
417 return ICE_ERR_PARAM;
419 ice_fill_dflt_direct_cmd_desc(&desc, ice_aqc_opc_set_mac_cfg);
421 cmd->max_frame_size = CPU_TO_LE16(max_frame_size);
423 /* We read back the transmit timer and fc threshold value of
424 * LFC. Thus, we will use index =
425 * PRTMAC_HSEC_CTL_TX_PAUSE_QUANTA_MAX_INDEX.
427 * Also, because we are opearating on transmit timer and fc
428 * threshold of LFC, we don't turn on any bit in tx_tmr_priority
430 #define IDX_OF_LFC PRTMAC_HSEC_CTL_TX_PAUSE_QUANTA_MAX_INDEX
432 /* Retrieve the transmit timer */
434 PRTMAC_HSEC_CTL_TX_PAUSE_QUANTA(IDX_OF_LFC));
435 tx_timer_val = reg_val &
436 PRTMAC_HSEC_CTL_TX_PAUSE_QUANTA_HSEC_CTL_TX_PAUSE_QUANTA_M;
437 cmd->tx_tmr_value = CPU_TO_LE16(tx_timer_val);
439 /* Retrieve the fc threshold */
441 PRTMAC_HSEC_CTL_TX_PAUSE_REFRESH_TIMER(IDX_OF_LFC));
442 fc_threshold_val = reg_val & MAKEMASK(0xFFFF, 0);
443 cmd->fc_refresh_threshold = CPU_TO_LE16(fc_threshold_val);
445 return ice_aq_send_cmd(hw, &desc, NULL, 0, cd);
449 * ice_init_fltr_mgmt_struct - initializes filter management list and locks
450 * @hw: pointer to the HW struct
452 static enum ice_status ice_init_fltr_mgmt_struct(struct ice_hw *hw)
454 struct ice_switch_info *sw;
456 hw->switch_info = (struct ice_switch_info *)
457 ice_malloc(hw, sizeof(*hw->switch_info));
458 sw = hw->switch_info;
461 return ICE_ERR_NO_MEMORY;
463 INIT_LIST_HEAD(&sw->vsi_list_map_head);
465 return ice_init_def_sw_recp(hw, &hw->switch_info->recp_list);
469 * ice_cleanup_fltr_mgmt_struct - cleanup filter management list and locks
470 * @hw: pointer to the HW struct
472 static void ice_cleanup_fltr_mgmt_struct(struct ice_hw *hw)
474 struct ice_switch_info *sw = hw->switch_info;
475 struct ice_vsi_list_map_info *v_pos_map;
476 struct ice_vsi_list_map_info *v_tmp_map;
477 struct ice_sw_recipe *recps;
480 LIST_FOR_EACH_ENTRY_SAFE(v_pos_map, v_tmp_map, &sw->vsi_list_map_head,
481 ice_vsi_list_map_info, list_entry) {
482 LIST_DEL(&v_pos_map->list_entry);
483 ice_free(hw, v_pos_map);
485 recps = hw->switch_info->recp_list;
486 for (i = 0; i < ICE_MAX_NUM_RECIPES; i++) {
487 struct ice_recp_grp_entry *rg_entry, *tmprg_entry;
489 recps[i].root_rid = i;
490 LIST_FOR_EACH_ENTRY_SAFE(rg_entry, tmprg_entry,
491 &recps[i].rg_list, ice_recp_grp_entry,
493 LIST_DEL(&rg_entry->l_entry);
494 ice_free(hw, rg_entry);
497 if (recps[i].adv_rule) {
498 struct ice_adv_fltr_mgmt_list_entry *tmp_entry;
499 struct ice_adv_fltr_mgmt_list_entry *lst_itr;
501 ice_destroy_lock(&recps[i].filt_rule_lock);
502 LIST_FOR_EACH_ENTRY_SAFE(lst_itr, tmp_entry,
503 &recps[i].filt_rules,
504 ice_adv_fltr_mgmt_list_entry,
506 LIST_DEL(&lst_itr->list_entry);
507 ice_free(hw, lst_itr->lkups);
508 ice_free(hw, lst_itr);
511 struct ice_fltr_mgmt_list_entry *lst_itr, *tmp_entry;
513 ice_destroy_lock(&recps[i].filt_rule_lock);
514 LIST_FOR_EACH_ENTRY_SAFE(lst_itr, tmp_entry,
515 &recps[i].filt_rules,
516 ice_fltr_mgmt_list_entry,
518 LIST_DEL(&lst_itr->list_entry);
519 ice_free(hw, lst_itr);
522 if (recps[i].root_buf)
523 ice_free(hw, recps[i].root_buf);
525 ice_rm_all_sw_replay_rule_info(hw);
526 ice_free(hw, sw->recp_list);
531 * ice_get_itr_intrl_gran
532 * @hw: pointer to the HW struct
534 * Determines the ITR/INTRL granularities based on the maximum aggregate
535 * bandwidth according to the device's configuration during power-on.
537 static void ice_get_itr_intrl_gran(struct ice_hw *hw)
539 u8 max_agg_bw = (rd32(hw, GL_PWR_MODE_CTL) &
540 GL_PWR_MODE_CTL_CAR_MAX_BW_M) >>
541 GL_PWR_MODE_CTL_CAR_MAX_BW_S;
543 switch (max_agg_bw) {
544 case ICE_MAX_AGG_BW_200G:
545 case ICE_MAX_AGG_BW_100G:
546 case ICE_MAX_AGG_BW_50G:
547 hw->itr_gran = ICE_ITR_GRAN_ABOVE_25;
548 hw->intrl_gran = ICE_INTRL_GRAN_ABOVE_25;
550 case ICE_MAX_AGG_BW_25G:
551 hw->itr_gran = ICE_ITR_GRAN_MAX_25;
552 hw->intrl_gran = ICE_INTRL_GRAN_MAX_25;
558 * ice_get_nvm_version - get cached NVM version data
559 * @hw: pointer to the hardware structure
560 * @oem_ver: 8 bit NVM version
561 * @oem_build: 16 bit NVM build number
562 * @oem_patch: 8 NVM patch number
563 * @ver_hi: high 16 bits of the NVM version
564 * @ver_lo: low 16 bits of the NVM version
567 ice_get_nvm_version(struct ice_hw *hw, u8 *oem_ver, u16 *oem_build,
568 u8 *oem_patch, u8 *ver_hi, u8 *ver_lo)
570 struct ice_nvm_info *nvm = &hw->nvm;
572 *oem_ver = (u8)((nvm->oem_ver & ICE_OEM_VER_MASK) >> ICE_OEM_VER_SHIFT);
573 *oem_patch = (u8)(nvm->oem_ver & ICE_OEM_VER_PATCH_MASK);
574 *oem_build = (u16)((nvm->oem_ver & ICE_OEM_VER_BUILD_MASK) >>
575 ICE_OEM_VER_BUILD_SHIFT);
576 *ver_hi = (nvm->ver & ICE_NVM_VER_HI_MASK) >> ICE_NVM_VER_HI_SHIFT;
577 *ver_lo = (nvm->ver & ICE_NVM_VER_LO_MASK) >> ICE_NVM_VER_LO_SHIFT;
581 * ice_print_rollback_msg - print FW rollback message
582 * @hw: pointer to the hardware structure
584 void ice_print_rollback_msg(struct ice_hw *hw)
586 char nvm_str[ICE_NVM_VER_LEN] = { 0 };
587 u8 oem_ver, oem_patch, ver_hi, ver_lo;
590 ice_get_nvm_version(hw, &oem_ver, &oem_build, &oem_patch, &ver_hi,
592 SNPRINTF(nvm_str, sizeof(nvm_str), "%x.%02x 0x%x %d.%d.%d", ver_hi,
593 ver_lo, hw->nvm.eetrack, oem_ver, oem_build, oem_patch);
595 "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",
596 nvm_str, hw->fw_maj_ver, hw->fw_min_ver);
600 * ice_init_hw - main hardware initialization routine
601 * @hw: pointer to the hardware structure
603 enum ice_status ice_init_hw(struct ice_hw *hw)
605 struct ice_aqc_get_phy_caps_data *pcaps;
606 enum ice_status status;
610 ice_debug(hw, ICE_DBG_TRACE, "%s\n", __func__);
612 /* Set MAC type based on DeviceID */
613 status = ice_set_mac_type(hw);
617 hw->pf_id = (u8)(rd32(hw, PF_FUNC_RID) &
618 PF_FUNC_RID_FUNCTION_NUMBER_M) >>
619 PF_FUNC_RID_FUNCTION_NUMBER_S;
621 status = ice_reset(hw, ICE_RESET_PFR);
625 ice_get_itr_intrl_gran(hw);
627 status = ice_create_all_ctrlq(hw);
629 goto err_unroll_cqinit;
631 status = ice_init_nvm(hw);
633 goto err_unroll_cqinit;
635 if (ice_get_fw_mode(hw) == ICE_FW_MODE_ROLLBACK)
636 ice_print_rollback_msg(hw);
638 status = ice_clear_pf_cfg(hw);
640 goto err_unroll_cqinit;
642 /* Set bit to enable Flow Director filters */
643 wr32(hw, PFQF_FD_ENA, PFQF_FD_ENA_FD_ENA_M);
644 INIT_LIST_HEAD(&hw->fdir_list_head);
646 ice_clear_pxe_mode(hw);
648 status = ice_get_caps(hw);
650 goto err_unroll_cqinit;
652 hw->port_info = (struct ice_port_info *)
653 ice_malloc(hw, sizeof(*hw->port_info));
654 if (!hw->port_info) {
655 status = ICE_ERR_NO_MEMORY;
656 goto err_unroll_cqinit;
659 /* set the back pointer to HW */
660 hw->port_info->hw = hw;
662 /* Initialize port_info struct with switch configuration data */
663 status = ice_get_initial_sw_cfg(hw);
665 goto err_unroll_alloc;
668 /* Query the allocated resources for Tx scheduler */
669 status = ice_sched_query_res_alloc(hw);
671 ice_debug(hw, ICE_DBG_SCHED,
672 "Failed to get scheduler allocated resources\n");
673 goto err_unroll_alloc;
675 ice_sched_get_psm_clk_freq(hw);
677 /* Initialize port_info struct with scheduler data */
678 status = ice_sched_init_port(hw->port_info);
680 goto err_unroll_sched;
682 pcaps = (struct ice_aqc_get_phy_caps_data *)
683 ice_malloc(hw, sizeof(*pcaps));
685 status = ICE_ERR_NO_MEMORY;
686 goto err_unroll_sched;
689 /* Initialize port_info struct with PHY capabilities */
690 status = ice_aq_get_phy_caps(hw->port_info, false,
691 ICE_AQC_REPORT_TOPO_CAP, pcaps, NULL);
694 goto err_unroll_sched;
696 /* Initialize port_info struct with link information */
697 status = ice_aq_get_link_info(hw->port_info, false, NULL, NULL);
699 goto err_unroll_sched;
700 /* need a valid SW entry point to build a Tx tree */
701 if (!hw->sw_entry_point_layer) {
702 ice_debug(hw, ICE_DBG_SCHED, "invalid sw entry point\n");
703 status = ICE_ERR_CFG;
704 goto err_unroll_sched;
706 INIT_LIST_HEAD(&hw->agg_list);
707 /* Initialize max burst size */
708 if (!hw->max_burst_size)
709 ice_cfg_rl_burst_size(hw, ICE_SCHED_DFLT_BURST_SIZE);
711 status = ice_init_fltr_mgmt_struct(hw);
713 goto err_unroll_sched;
715 /* Get MAC information */
716 /* A single port can report up to two (LAN and WoL) addresses */
717 mac_buf = ice_calloc(hw, 2,
718 sizeof(struct ice_aqc_manage_mac_read_resp));
719 mac_buf_len = 2 * sizeof(struct ice_aqc_manage_mac_read_resp);
722 status = ICE_ERR_NO_MEMORY;
723 goto err_unroll_fltr_mgmt_struct;
726 status = ice_aq_manage_mac_read(hw, mac_buf, mac_buf_len, NULL);
727 ice_free(hw, mac_buf);
730 goto err_unroll_fltr_mgmt_struct;
731 /* Obtain counter base index which would be used by flow director */
732 status = ice_alloc_fd_res_cntr(hw, &hw->fd_ctr_base);
734 goto err_unroll_fltr_mgmt_struct;
735 status = ice_init_hw_tbls(hw);
737 goto err_unroll_fltr_mgmt_struct;
740 err_unroll_fltr_mgmt_struct:
741 ice_cleanup_fltr_mgmt_struct(hw);
743 ice_sched_cleanup_all(hw);
745 ice_free(hw, hw->port_info);
746 hw->port_info = NULL;
748 ice_destroy_all_ctrlq(hw);
753 * ice_deinit_hw - unroll initialization operations done by ice_init_hw
754 * @hw: pointer to the hardware structure
756 * This should be called only during nominal operation, not as a result of
757 * ice_init_hw() failing since ice_init_hw() will take care of unrolling
758 * applicable initializations if it fails for any reason.
760 void ice_deinit_hw(struct ice_hw *hw)
762 ice_free_fd_res_cntr(hw, hw->fd_ctr_base);
763 ice_cleanup_fltr_mgmt_struct(hw);
765 ice_sched_cleanup_all(hw);
766 ice_sched_clear_agg(hw);
768 ice_free_hw_tbls(hw);
771 ice_free(hw, hw->port_info);
772 hw->port_info = NULL;
775 ice_destroy_all_ctrlq(hw);
777 /* Clear VSI contexts if not already cleared */
778 ice_clear_all_vsi_ctx(hw);
782 * ice_check_reset - Check to see if a global reset is complete
783 * @hw: pointer to the hardware structure
785 enum ice_status ice_check_reset(struct ice_hw *hw)
787 u32 cnt, reg = 0, grst_delay, uld_mask;
789 /* Poll for Device Active state in case a recent CORER, GLOBR,
790 * or EMPR has occurred. The grst delay value is in 100ms units.
791 * Add 1sec for outstanding AQ commands that can take a long time.
793 grst_delay = ((rd32(hw, GLGEN_RSTCTL) & GLGEN_RSTCTL_GRSTDEL_M) >>
794 GLGEN_RSTCTL_GRSTDEL_S) + 10;
796 for (cnt = 0; cnt < grst_delay; cnt++) {
797 ice_msec_delay(100, true);
798 reg = rd32(hw, GLGEN_RSTAT);
799 if (!(reg & GLGEN_RSTAT_DEVSTATE_M))
803 if (cnt == grst_delay) {
804 ice_debug(hw, ICE_DBG_INIT,
805 "Global reset polling failed to complete.\n");
806 return ICE_ERR_RESET_FAILED;
809 #define ICE_RESET_DONE_MASK (GLNVM_ULD_PCIER_DONE_M |\
810 GLNVM_ULD_PCIER_DONE_1_M |\
811 GLNVM_ULD_CORER_DONE_M |\
812 GLNVM_ULD_GLOBR_DONE_M |\
813 GLNVM_ULD_POR_DONE_M |\
814 GLNVM_ULD_POR_DONE_1_M |\
815 GLNVM_ULD_PCIER_DONE_2_M)
817 uld_mask = ICE_RESET_DONE_MASK;
819 /* Device is Active; check Global Reset processes are done */
820 for (cnt = 0; cnt < ICE_PF_RESET_WAIT_COUNT; cnt++) {
821 reg = rd32(hw, GLNVM_ULD) & uld_mask;
822 if (reg == uld_mask) {
823 ice_debug(hw, ICE_DBG_INIT,
824 "Global reset processes done. %d\n", cnt);
827 ice_msec_delay(10, true);
830 if (cnt == ICE_PF_RESET_WAIT_COUNT) {
831 ice_debug(hw, ICE_DBG_INIT,
832 "Wait for Reset Done timed out. GLNVM_ULD = 0x%x\n",
834 return ICE_ERR_RESET_FAILED;
841 * ice_pf_reset - Reset the PF
842 * @hw: pointer to the hardware structure
844 * If a global reset has been triggered, this function checks
845 * for its completion and then issues the PF reset
847 static enum ice_status ice_pf_reset(struct ice_hw *hw)
851 /* If at function entry a global reset was already in progress, i.e.
852 * state is not 'device active' or any of the reset done bits are not
853 * set in GLNVM_ULD, there is no need for a PF Reset; poll until the
854 * global reset is done.
856 if ((rd32(hw, GLGEN_RSTAT) & GLGEN_RSTAT_DEVSTATE_M) ||
857 (rd32(hw, GLNVM_ULD) & ICE_RESET_DONE_MASK) ^ ICE_RESET_DONE_MASK) {
858 /* poll on global reset currently in progress until done */
859 if (ice_check_reset(hw))
860 return ICE_ERR_RESET_FAILED;
866 reg = rd32(hw, PFGEN_CTRL);
868 wr32(hw, PFGEN_CTRL, (reg | PFGEN_CTRL_PFSWR_M));
870 for (cnt = 0; cnt < ICE_PF_RESET_WAIT_COUNT; cnt++) {
871 reg = rd32(hw, PFGEN_CTRL);
872 if (!(reg & PFGEN_CTRL_PFSWR_M))
875 ice_msec_delay(1, true);
878 if (cnt == ICE_PF_RESET_WAIT_COUNT) {
879 ice_debug(hw, ICE_DBG_INIT,
880 "PF reset polling failed to complete.\n");
881 return ICE_ERR_RESET_FAILED;
888 * ice_reset - Perform different types of reset
889 * @hw: pointer to the hardware structure
890 * @req: reset request
892 * This function triggers a reset as specified by the req parameter.
895 * If anything other than a PF reset is triggered, PXE mode is restored.
896 * This has to be cleared using ice_clear_pxe_mode again, once the AQ
897 * interface has been restored in the rebuild flow.
899 enum ice_status ice_reset(struct ice_hw *hw, enum ice_reset_req req)
905 return ice_pf_reset(hw);
906 case ICE_RESET_CORER:
907 ice_debug(hw, ICE_DBG_INIT, "CoreR requested\n");
908 val = GLGEN_RTRIG_CORER_M;
910 case ICE_RESET_GLOBR:
911 ice_debug(hw, ICE_DBG_INIT, "GlobalR requested\n");
912 val = GLGEN_RTRIG_GLOBR_M;
915 return ICE_ERR_PARAM;
918 val |= rd32(hw, GLGEN_RTRIG);
919 wr32(hw, GLGEN_RTRIG, val);
922 /* wait for the FW to be ready */
923 return ice_check_reset(hw);
927 * ice_get_pfa_module_tlv - Reads sub module TLV from NVM PFA
928 * @hw: pointer to hardware structure
929 * @module_tlv: pointer to module TLV to return
930 * @module_tlv_len: pointer to module TLV length to return
931 * @module_type: module type requested
933 * Finds the requested sub module TLV type from the Preserved Field
934 * Area (PFA) and returns the TLV pointer and length. The caller can
935 * use these to read the variable length TLV value.
938 ice_get_pfa_module_tlv(struct ice_hw *hw, u16 *module_tlv, u16 *module_tlv_len,
941 enum ice_status status;
942 u16 pfa_len, pfa_ptr;
945 status = ice_read_sr_word(hw, ICE_SR_PFA_PTR, &pfa_ptr);
946 if (status != ICE_SUCCESS) {
947 ice_debug(hw, ICE_DBG_INIT, "Preserved Field Array pointer.\n");
950 status = ice_read_sr_word(hw, pfa_ptr, &pfa_len);
951 if (status != ICE_SUCCESS) {
952 ice_debug(hw, ICE_DBG_INIT, "Failed to read PFA length.\n");
955 /* Starting with first TLV after PFA length, iterate through the list
956 * of TLVs to find the requested one.
958 next_tlv = pfa_ptr + 1;
959 while (next_tlv < pfa_ptr + pfa_len) {
960 u16 tlv_sub_module_type;
964 status = ice_read_sr_word(hw, next_tlv, &tlv_sub_module_type);
965 if (status != ICE_SUCCESS) {
966 ice_debug(hw, ICE_DBG_INIT, "Failed to read TLV type.\n");
969 /* Read TLV length */
970 status = ice_read_sr_word(hw, next_tlv + 1, &tlv_len);
971 if (status != ICE_SUCCESS) {
972 ice_debug(hw, ICE_DBG_INIT, "Failed to read TLV length.\n");
975 if (tlv_sub_module_type == module_type) {
977 *module_tlv = next_tlv;
978 *module_tlv_len = tlv_len;
981 return ICE_ERR_INVAL_SIZE;
983 /* Check next TLV, i.e. current TLV pointer + length + 2 words
984 * (for current TLV's type and length)
986 next_tlv = next_tlv + tlv_len + 2;
988 /* Module does not exist */
989 return ICE_ERR_DOES_NOT_EXIST;
993 * ice_copy_rxq_ctx_to_hw
994 * @hw: pointer to the hardware structure
995 * @ice_rxq_ctx: pointer to the rxq context
996 * @rxq_index: the index of the Rx queue
998 * Copies rxq context from dense structure to HW register space
1000 static enum ice_status
1001 ice_copy_rxq_ctx_to_hw(struct ice_hw *hw, u8 *ice_rxq_ctx, u32 rxq_index)
1006 return ICE_ERR_BAD_PTR;
1008 if (rxq_index > QRX_CTRL_MAX_INDEX)
1009 return ICE_ERR_PARAM;
1011 /* Copy each dword separately to HW */
1012 for (i = 0; i < ICE_RXQ_CTX_SIZE_DWORDS; i++) {
1013 wr32(hw, QRX_CONTEXT(i, rxq_index),
1014 *((u32 *)(ice_rxq_ctx + (i * sizeof(u32)))));
1016 ice_debug(hw, ICE_DBG_QCTX, "qrxdata[%d]: %08X\n", i,
1017 *((u32 *)(ice_rxq_ctx + (i * sizeof(u32)))));
1023 /* LAN Rx Queue Context */
1024 static const struct ice_ctx_ele ice_rlan_ctx_info[] = {
1025 /* Field Width LSB */
1026 ICE_CTX_STORE(ice_rlan_ctx, head, 13, 0),
1027 ICE_CTX_STORE(ice_rlan_ctx, cpuid, 8, 13),
1028 ICE_CTX_STORE(ice_rlan_ctx, base, 57, 32),
1029 ICE_CTX_STORE(ice_rlan_ctx, qlen, 13, 89),
1030 ICE_CTX_STORE(ice_rlan_ctx, dbuf, 7, 102),
1031 ICE_CTX_STORE(ice_rlan_ctx, hbuf, 5, 109),
1032 ICE_CTX_STORE(ice_rlan_ctx, dtype, 2, 114),
1033 ICE_CTX_STORE(ice_rlan_ctx, dsize, 1, 116),
1034 ICE_CTX_STORE(ice_rlan_ctx, crcstrip, 1, 117),
1035 ICE_CTX_STORE(ice_rlan_ctx, l2tsel, 1, 119),
1036 ICE_CTX_STORE(ice_rlan_ctx, hsplit_0, 4, 120),
1037 ICE_CTX_STORE(ice_rlan_ctx, hsplit_1, 2, 124),
1038 ICE_CTX_STORE(ice_rlan_ctx, showiv, 1, 127),
1039 ICE_CTX_STORE(ice_rlan_ctx, rxmax, 14, 174),
1040 ICE_CTX_STORE(ice_rlan_ctx, tphrdesc_ena, 1, 193),
1041 ICE_CTX_STORE(ice_rlan_ctx, tphwdesc_ena, 1, 194),
1042 ICE_CTX_STORE(ice_rlan_ctx, tphdata_ena, 1, 195),
1043 ICE_CTX_STORE(ice_rlan_ctx, tphhead_ena, 1, 196),
1044 ICE_CTX_STORE(ice_rlan_ctx, lrxqthresh, 3, 198),
1045 ICE_CTX_STORE(ice_rlan_ctx, prefena, 1, 201),
1051 * @hw: pointer to the hardware structure
1052 * @rlan_ctx: pointer to the rxq context
1053 * @rxq_index: the index of the Rx queue
1055 * Converts rxq context from sparse to dense structure and then writes
1056 * it to HW register space and enables the hardware to prefetch descriptors
1057 * instead of only fetching them on demand
1060 ice_write_rxq_ctx(struct ice_hw *hw, struct ice_rlan_ctx *rlan_ctx,
1063 u8 ctx_buf[ICE_RXQ_CTX_SZ] = { 0 };
1066 return ICE_ERR_BAD_PTR;
1068 rlan_ctx->prefena = 1;
1070 ice_set_ctx((u8 *)rlan_ctx, ctx_buf, ice_rlan_ctx_info);
1071 return ice_copy_rxq_ctx_to_hw(hw, ctx_buf, rxq_index);
1076 * @hw: pointer to the hardware structure
1077 * @rxq_index: the index of the Rx queue to clear
1079 * Clears rxq context in HW register space
1081 enum ice_status ice_clear_rxq_ctx(struct ice_hw *hw, u32 rxq_index)
1085 if (rxq_index > QRX_CTRL_MAX_INDEX)
1086 return ICE_ERR_PARAM;
1088 /* Clear each dword register separately */
1089 for (i = 0; i < ICE_RXQ_CTX_SIZE_DWORDS; i++)
1090 wr32(hw, QRX_CONTEXT(i, rxq_index), 0);
1095 /* LAN Tx Queue Context */
1096 const struct ice_ctx_ele ice_tlan_ctx_info[] = {
1097 /* Field Width LSB */
1098 ICE_CTX_STORE(ice_tlan_ctx, base, 57, 0),
1099 ICE_CTX_STORE(ice_tlan_ctx, port_num, 3, 57),
1100 ICE_CTX_STORE(ice_tlan_ctx, cgd_num, 5, 60),
1101 ICE_CTX_STORE(ice_tlan_ctx, pf_num, 3, 65),
1102 ICE_CTX_STORE(ice_tlan_ctx, vmvf_num, 10, 68),
1103 ICE_CTX_STORE(ice_tlan_ctx, vmvf_type, 2, 78),
1104 ICE_CTX_STORE(ice_tlan_ctx, src_vsi, 10, 80),
1105 ICE_CTX_STORE(ice_tlan_ctx, tsyn_ena, 1, 90),
1106 ICE_CTX_STORE(ice_tlan_ctx, internal_usage_flag, 1, 91),
1107 ICE_CTX_STORE(ice_tlan_ctx, alt_vlan, 1, 92),
1108 ICE_CTX_STORE(ice_tlan_ctx, cpuid, 8, 93),
1109 ICE_CTX_STORE(ice_tlan_ctx, wb_mode, 1, 101),
1110 ICE_CTX_STORE(ice_tlan_ctx, tphrd_desc, 1, 102),
1111 ICE_CTX_STORE(ice_tlan_ctx, tphrd, 1, 103),
1112 ICE_CTX_STORE(ice_tlan_ctx, tphwr_desc, 1, 104),
1113 ICE_CTX_STORE(ice_tlan_ctx, cmpq_id, 9, 105),
1114 ICE_CTX_STORE(ice_tlan_ctx, qnum_in_func, 14, 114),
1115 ICE_CTX_STORE(ice_tlan_ctx, itr_notification_mode, 1, 128),
1116 ICE_CTX_STORE(ice_tlan_ctx, adjust_prof_id, 6, 129),
1117 ICE_CTX_STORE(ice_tlan_ctx, qlen, 13, 135),
1118 ICE_CTX_STORE(ice_tlan_ctx, quanta_prof_idx, 4, 148),
1119 ICE_CTX_STORE(ice_tlan_ctx, tso_ena, 1, 152),
1120 ICE_CTX_STORE(ice_tlan_ctx, tso_qnum, 11, 153),
1121 ICE_CTX_STORE(ice_tlan_ctx, legacy_int, 1, 164),
1122 ICE_CTX_STORE(ice_tlan_ctx, drop_ena, 1, 165),
1123 ICE_CTX_STORE(ice_tlan_ctx, cache_prof_idx, 2, 166),
1124 ICE_CTX_STORE(ice_tlan_ctx, pkt_shaper_prof_idx, 3, 168),
1125 ICE_CTX_STORE(ice_tlan_ctx, int_q_state, 122, 171),
1130 * ice_copy_tx_cmpltnq_ctx_to_hw
1131 * @hw: pointer to the hardware structure
1132 * @ice_tx_cmpltnq_ctx: pointer to the Tx completion queue context
1133 * @tx_cmpltnq_index: the index of the completion queue
1135 * Copies Tx completion queue context from dense structure to HW register space
1137 static enum ice_status
1138 ice_copy_tx_cmpltnq_ctx_to_hw(struct ice_hw *hw, u8 *ice_tx_cmpltnq_ctx,
1139 u32 tx_cmpltnq_index)
1143 if (!ice_tx_cmpltnq_ctx)
1144 return ICE_ERR_BAD_PTR;
1146 if (tx_cmpltnq_index > GLTCLAN_CQ_CNTX0_MAX_INDEX)
1147 return ICE_ERR_PARAM;
1149 /* Copy each dword separately to HW */
1150 for (i = 0; i < ICE_TX_CMPLTNQ_CTX_SIZE_DWORDS; i++) {
1151 wr32(hw, GLTCLAN_CQ_CNTX(i, tx_cmpltnq_index),
1152 *((u32 *)(ice_tx_cmpltnq_ctx + (i * sizeof(u32)))));
1154 ice_debug(hw, ICE_DBG_QCTX, "cmpltnqdata[%d]: %08X\n", i,
1155 *((u32 *)(ice_tx_cmpltnq_ctx + (i * sizeof(u32)))));
1161 /* LAN Tx Completion Queue Context */
1162 static const struct ice_ctx_ele ice_tx_cmpltnq_ctx_info[] = {
1163 /* Field Width LSB */
1164 ICE_CTX_STORE(ice_tx_cmpltnq_ctx, base, 57, 0),
1165 ICE_CTX_STORE(ice_tx_cmpltnq_ctx, q_len, 18, 64),
1166 ICE_CTX_STORE(ice_tx_cmpltnq_ctx, generation, 1, 96),
1167 ICE_CTX_STORE(ice_tx_cmpltnq_ctx, wrt_ptr, 22, 97),
1168 ICE_CTX_STORE(ice_tx_cmpltnq_ctx, pf_num, 3, 128),
1169 ICE_CTX_STORE(ice_tx_cmpltnq_ctx, vmvf_num, 10, 131),
1170 ICE_CTX_STORE(ice_tx_cmpltnq_ctx, vmvf_type, 2, 141),
1171 ICE_CTX_STORE(ice_tx_cmpltnq_ctx, tph_desc_wr, 1, 160),
1172 ICE_CTX_STORE(ice_tx_cmpltnq_ctx, cpuid, 8, 161),
1173 ICE_CTX_STORE(ice_tx_cmpltnq_ctx, cmpltn_cache, 512, 192),
1178 * ice_write_tx_cmpltnq_ctx
1179 * @hw: pointer to the hardware structure
1180 * @tx_cmpltnq_ctx: pointer to the completion queue context
1181 * @tx_cmpltnq_index: the index of the completion queue
1183 * Converts completion queue context from sparse to dense structure and then
1184 * writes it to HW register space
1187 ice_write_tx_cmpltnq_ctx(struct ice_hw *hw,
1188 struct ice_tx_cmpltnq_ctx *tx_cmpltnq_ctx,
1189 u32 tx_cmpltnq_index)
1191 u8 ctx_buf[ICE_TX_CMPLTNQ_CTX_SIZE_DWORDS * sizeof(u32)] = { 0 };
1193 ice_set_ctx((u8 *)tx_cmpltnq_ctx, ctx_buf, ice_tx_cmpltnq_ctx_info);
1194 return ice_copy_tx_cmpltnq_ctx_to_hw(hw, ctx_buf, tx_cmpltnq_index);
1198 * ice_clear_tx_cmpltnq_ctx
1199 * @hw: pointer to the hardware structure
1200 * @tx_cmpltnq_index: the index of the completion queue to clear
1202 * Clears Tx completion queue context in HW register space
1205 ice_clear_tx_cmpltnq_ctx(struct ice_hw *hw, u32 tx_cmpltnq_index)
1209 if (tx_cmpltnq_index > GLTCLAN_CQ_CNTX0_MAX_INDEX)
1210 return ICE_ERR_PARAM;
1212 /* Clear each dword register separately */
1213 for (i = 0; i < ICE_TX_CMPLTNQ_CTX_SIZE_DWORDS; i++)
1214 wr32(hw, GLTCLAN_CQ_CNTX(i, tx_cmpltnq_index), 0);
1220 * ice_copy_tx_drbell_q_ctx_to_hw
1221 * @hw: pointer to the hardware structure
1222 * @ice_tx_drbell_q_ctx: pointer to the doorbell queue context
1223 * @tx_drbell_q_index: the index of the doorbell queue
1225 * Copies doorbell queue context from dense structure to HW register space
1227 static enum ice_status
1228 ice_copy_tx_drbell_q_ctx_to_hw(struct ice_hw *hw, u8 *ice_tx_drbell_q_ctx,
1229 u32 tx_drbell_q_index)
1233 if (!ice_tx_drbell_q_ctx)
1234 return ICE_ERR_BAD_PTR;
1236 if (tx_drbell_q_index > QTX_COMM_DBLQ_DBELL_MAX_INDEX)
1237 return ICE_ERR_PARAM;
1239 /* Copy each dword separately to HW */
1240 for (i = 0; i < ICE_TX_DRBELL_Q_CTX_SIZE_DWORDS; i++) {
1241 wr32(hw, QTX_COMM_DBLQ_CNTX(i, tx_drbell_q_index),
1242 *((u32 *)(ice_tx_drbell_q_ctx + (i * sizeof(u32)))));
1244 ice_debug(hw, ICE_DBG_QCTX, "tx_drbell_qdata[%d]: %08X\n", i,
1245 *((u32 *)(ice_tx_drbell_q_ctx + (i * sizeof(u32)))));
1251 /* LAN Tx Doorbell Queue Context info */
1252 static const struct ice_ctx_ele ice_tx_drbell_q_ctx_info[] = {
1253 /* Field Width LSB */
1254 ICE_CTX_STORE(ice_tx_drbell_q_ctx, base, 57, 0),
1255 ICE_CTX_STORE(ice_tx_drbell_q_ctx, ring_len, 13, 64),
1256 ICE_CTX_STORE(ice_tx_drbell_q_ctx, pf_num, 3, 80),
1257 ICE_CTX_STORE(ice_tx_drbell_q_ctx, vf_num, 8, 84),
1258 ICE_CTX_STORE(ice_tx_drbell_q_ctx, vmvf_type, 2, 94),
1259 ICE_CTX_STORE(ice_tx_drbell_q_ctx, cpuid, 8, 96),
1260 ICE_CTX_STORE(ice_tx_drbell_q_ctx, tph_desc_rd, 1, 104),
1261 ICE_CTX_STORE(ice_tx_drbell_q_ctx, tph_desc_wr, 1, 108),
1262 ICE_CTX_STORE(ice_tx_drbell_q_ctx, db_q_en, 1, 112),
1263 ICE_CTX_STORE(ice_tx_drbell_q_ctx, rd_head, 13, 128),
1264 ICE_CTX_STORE(ice_tx_drbell_q_ctx, rd_tail, 13, 144),
1269 * ice_write_tx_drbell_q_ctx
1270 * @hw: pointer to the hardware structure
1271 * @tx_drbell_q_ctx: pointer to the doorbell queue context
1272 * @tx_drbell_q_index: the index of the doorbell queue
1274 * Converts doorbell queue context from sparse to dense structure and then
1275 * writes it to HW register space
1278 ice_write_tx_drbell_q_ctx(struct ice_hw *hw,
1279 struct ice_tx_drbell_q_ctx *tx_drbell_q_ctx,
1280 u32 tx_drbell_q_index)
1282 u8 ctx_buf[ICE_TX_DRBELL_Q_CTX_SIZE_DWORDS * sizeof(u32)] = { 0 };
1284 ice_set_ctx((u8 *)tx_drbell_q_ctx, ctx_buf, ice_tx_drbell_q_ctx_info);
1285 return ice_copy_tx_drbell_q_ctx_to_hw(hw, ctx_buf, tx_drbell_q_index);
1289 * ice_clear_tx_drbell_q_ctx
1290 * @hw: pointer to the hardware structure
1291 * @tx_drbell_q_index: the index of the doorbell queue to clear
1293 * Clears doorbell queue context in HW register space
1296 ice_clear_tx_drbell_q_ctx(struct ice_hw *hw, u32 tx_drbell_q_index)
1300 if (tx_drbell_q_index > QTX_COMM_DBLQ_DBELL_MAX_INDEX)
1301 return ICE_ERR_PARAM;
1303 /* Clear each dword register separately */
1304 for (i = 0; i < ICE_TX_DRBELL_Q_CTX_SIZE_DWORDS; i++)
1305 wr32(hw, QTX_COMM_DBLQ_CNTX(i, tx_drbell_q_index), 0);
1310 /* FW Admin Queue command wrappers */
1313 * ice_aq_send_cmd - send FW Admin Queue command to FW Admin Queue
1314 * @hw: pointer to the HW struct
1315 * @desc: descriptor describing the command
1316 * @buf: buffer to use for indirect commands (NULL for direct commands)
1317 * @buf_size: size of buffer for indirect commands (0 for direct commands)
1318 * @cd: pointer to command details structure
1320 * Helper function to send FW Admin Queue commands to the FW Admin Queue.
1323 ice_aq_send_cmd(struct ice_hw *hw, struct ice_aq_desc *desc, void *buf,
1324 u16 buf_size, struct ice_sq_cd *cd)
1326 return ice_sq_send_cmd(hw, &hw->adminq, desc, buf, buf_size, cd);
1331 * @hw: pointer to the HW struct
1332 * @cd: pointer to command details structure or NULL
1334 * Get the firmware version (0x0001) from the admin queue commands
1336 enum ice_status ice_aq_get_fw_ver(struct ice_hw *hw, struct ice_sq_cd *cd)
1338 struct ice_aqc_get_ver *resp;
1339 struct ice_aq_desc desc;
1340 enum ice_status status;
1342 resp = &desc.params.get_ver;
1344 ice_fill_dflt_direct_cmd_desc(&desc, ice_aqc_opc_get_ver);
1346 status = ice_aq_send_cmd(hw, &desc, NULL, 0, cd);
1349 hw->fw_branch = resp->fw_branch;
1350 hw->fw_maj_ver = resp->fw_major;
1351 hw->fw_min_ver = resp->fw_minor;
1352 hw->fw_patch = resp->fw_patch;
1353 hw->fw_build = LE32_TO_CPU(resp->fw_build);
1354 hw->api_branch = resp->api_branch;
1355 hw->api_maj_ver = resp->api_major;
1356 hw->api_min_ver = resp->api_minor;
1357 hw->api_patch = resp->api_patch;
1364 * ice_aq_send_driver_ver
1365 * @hw: pointer to the HW struct
1366 * @dv: driver's major, minor version
1367 * @cd: pointer to command details structure or NULL
1369 * Send the driver version (0x0002) to the firmware
1372 ice_aq_send_driver_ver(struct ice_hw *hw, struct ice_driver_ver *dv,
1373 struct ice_sq_cd *cd)
1375 struct ice_aqc_driver_ver *cmd;
1376 struct ice_aq_desc desc;
1379 cmd = &desc.params.driver_ver;
1382 return ICE_ERR_PARAM;
1384 ice_fill_dflt_direct_cmd_desc(&desc, ice_aqc_opc_driver_ver);
1386 desc.flags |= CPU_TO_LE16(ICE_AQ_FLAG_RD);
1387 cmd->major_ver = dv->major_ver;
1388 cmd->minor_ver = dv->minor_ver;
1389 cmd->build_ver = dv->build_ver;
1390 cmd->subbuild_ver = dv->subbuild_ver;
1393 while (len < sizeof(dv->driver_string) &&
1394 IS_ASCII(dv->driver_string[len]) && dv->driver_string[len])
1397 return ice_aq_send_cmd(hw, &desc, dv->driver_string, len, cd);
1402 * @hw: pointer to the HW struct
1403 * @unloading: is the driver unloading itself
1405 * Tell the Firmware that we're shutting down the AdminQ and whether
1406 * or not the driver is unloading as well (0x0003).
1408 enum ice_status ice_aq_q_shutdown(struct ice_hw *hw, bool unloading)
1410 struct ice_aqc_q_shutdown *cmd;
1411 struct ice_aq_desc desc;
1413 cmd = &desc.params.q_shutdown;
1415 ice_fill_dflt_direct_cmd_desc(&desc, ice_aqc_opc_q_shutdown);
1418 cmd->driver_unloading = ICE_AQC_DRIVER_UNLOADING;
1420 return ice_aq_send_cmd(hw, &desc, NULL, 0, NULL);
1425 * @hw: pointer to the HW struct
1427 * @access: access type
1428 * @sdp_number: resource number
1429 * @timeout: the maximum time in ms that the driver may hold the resource
1430 * @cd: pointer to command details structure or NULL
1432 * Requests common resource using the admin queue commands (0x0008).
1433 * When attempting to acquire the Global Config Lock, the driver can
1434 * learn of three states:
1435 * 1) ICE_SUCCESS - acquired lock, and can perform download package
1436 * 2) ICE_ERR_AQ_ERROR - did not get lock, driver should fail to load
1437 * 3) ICE_ERR_AQ_NO_WORK - did not get lock, but another driver has
1438 * successfully downloaded the package; the driver does
1439 * not have to download the package and can continue
1442 * Note that if the caller is in an acquire lock, perform action, release lock
1443 * phase of operation, it is possible that the FW may detect a timeout and issue
1444 * a CORER. In this case, the driver will receive a CORER interrupt and will
1445 * have to determine its cause. The calling thread that is handling this flow
1446 * will likely get an error propagated back to it indicating the Download
1447 * Package, Update Package or the Release Resource AQ commands timed out.
1449 static enum ice_status
1450 ice_aq_req_res(struct ice_hw *hw, enum ice_aq_res_ids res,
1451 enum ice_aq_res_access_type access, u8 sdp_number, u32 *timeout,
1452 struct ice_sq_cd *cd)
1454 struct ice_aqc_req_res *cmd_resp;
1455 struct ice_aq_desc desc;
1456 enum ice_status status;
1458 ice_debug(hw, ICE_DBG_TRACE, "%s\n", __func__);
1460 cmd_resp = &desc.params.res_owner;
1462 ice_fill_dflt_direct_cmd_desc(&desc, ice_aqc_opc_req_res);
1464 cmd_resp->res_id = CPU_TO_LE16(res);
1465 cmd_resp->access_type = CPU_TO_LE16(access);
1466 cmd_resp->res_number = CPU_TO_LE32(sdp_number);
1467 cmd_resp->timeout = CPU_TO_LE32(*timeout);
1470 status = ice_aq_send_cmd(hw, &desc, NULL, 0, cd);
1472 /* The completion specifies the maximum time in ms that the driver
1473 * may hold the resource in the Timeout field.
1476 /* Global config lock response utilizes an additional status field.
1478 * If the Global config lock resource is held by some other driver, the
1479 * command completes with ICE_AQ_RES_GLBL_IN_PROG in the status field
1480 * and the timeout field indicates the maximum time the current owner
1481 * of the resource has to free it.
1483 if (res == ICE_GLOBAL_CFG_LOCK_RES_ID) {
1484 if (LE16_TO_CPU(cmd_resp->status) == ICE_AQ_RES_GLBL_SUCCESS) {
1485 *timeout = LE32_TO_CPU(cmd_resp->timeout);
1487 } else if (LE16_TO_CPU(cmd_resp->status) ==
1488 ICE_AQ_RES_GLBL_IN_PROG) {
1489 *timeout = LE32_TO_CPU(cmd_resp->timeout);
1490 return ICE_ERR_AQ_ERROR;
1491 } else if (LE16_TO_CPU(cmd_resp->status) ==
1492 ICE_AQ_RES_GLBL_DONE) {
1493 return ICE_ERR_AQ_NO_WORK;
1496 /* invalid FW response, force a timeout immediately */
1498 return ICE_ERR_AQ_ERROR;
1501 /* If the resource is held by some other driver, the command completes
1502 * with a busy return value and the timeout field indicates the maximum
1503 * time the current owner of the resource has to free it.
1505 if (!status || hw->adminq.sq_last_status == ICE_AQ_RC_EBUSY)
1506 *timeout = LE32_TO_CPU(cmd_resp->timeout);
1512 * ice_aq_release_res
1513 * @hw: pointer to the HW struct
1515 * @sdp_number: resource number
1516 * @cd: pointer to command details structure or NULL
1518 * release common resource using the admin queue commands (0x0009)
1520 static enum ice_status
1521 ice_aq_release_res(struct ice_hw *hw, enum ice_aq_res_ids res, u8 sdp_number,
1522 struct ice_sq_cd *cd)
1524 struct ice_aqc_req_res *cmd;
1525 struct ice_aq_desc desc;
1527 ice_debug(hw, ICE_DBG_TRACE, "%s\n", __func__);
1529 cmd = &desc.params.res_owner;
1531 ice_fill_dflt_direct_cmd_desc(&desc, ice_aqc_opc_release_res);
1533 cmd->res_id = CPU_TO_LE16(res);
1534 cmd->res_number = CPU_TO_LE32(sdp_number);
1536 return ice_aq_send_cmd(hw, &desc, NULL, 0, cd);
1541 * @hw: pointer to the HW structure
1543 * @access: access type (read or write)
1544 * @timeout: timeout in milliseconds
1546 * This function will attempt to acquire the ownership of a resource.
1549 ice_acquire_res(struct ice_hw *hw, enum ice_aq_res_ids res,
1550 enum ice_aq_res_access_type access, u32 timeout)
1552 #define ICE_RES_POLLING_DELAY_MS 10
1553 u32 delay = ICE_RES_POLLING_DELAY_MS;
1554 u32 time_left = timeout;
1555 enum ice_status status;
1557 ice_debug(hw, ICE_DBG_TRACE, "%s\n", __func__);
1559 status = ice_aq_req_res(hw, res, access, 0, &time_left, NULL);
1561 /* A return code of ICE_ERR_AQ_NO_WORK means that another driver has
1562 * previously acquired the resource and performed any necessary updates;
1563 * in this case the caller does not obtain the resource and has no
1564 * further work to do.
1566 if (status == ICE_ERR_AQ_NO_WORK)
1567 goto ice_acquire_res_exit;
1570 ice_debug(hw, ICE_DBG_RES,
1571 "resource %d acquire type %d failed.\n", res, access);
1573 /* If necessary, poll until the current lock owner timeouts */
1574 timeout = time_left;
1575 while (status && timeout && time_left) {
1576 ice_msec_delay(delay, true);
1577 timeout = (timeout > delay) ? timeout - delay : 0;
1578 status = ice_aq_req_res(hw, res, access, 0, &time_left, NULL);
1580 if (status == ICE_ERR_AQ_NO_WORK)
1581 /* lock free, but no work to do */
1588 if (status && status != ICE_ERR_AQ_NO_WORK)
1589 ice_debug(hw, ICE_DBG_RES, "resource acquire timed out.\n");
1591 ice_acquire_res_exit:
1592 if (status == ICE_ERR_AQ_NO_WORK) {
1593 if (access == ICE_RES_WRITE)
1594 ice_debug(hw, ICE_DBG_RES,
1595 "resource indicates no work to do.\n");
1597 ice_debug(hw, ICE_DBG_RES,
1598 "Warning: ICE_ERR_AQ_NO_WORK not expected\n");
1605 * @hw: pointer to the HW structure
1608 * This function will release a resource using the proper Admin Command.
1610 void ice_release_res(struct ice_hw *hw, enum ice_aq_res_ids res)
1612 enum ice_status status;
1613 u32 total_delay = 0;
1615 ice_debug(hw, ICE_DBG_TRACE, "%s\n", __func__);
1617 status = ice_aq_release_res(hw, res, 0, NULL);
1619 /* there are some rare cases when trying to release the resource
1620 * results in an admin queue timeout, so handle them correctly
1622 while ((status == ICE_ERR_AQ_TIMEOUT) &&
1623 (total_delay < hw->adminq.sq_cmd_timeout)) {
1624 ice_msec_delay(1, true);
1625 status = ice_aq_release_res(hw, res, 0, NULL);
1631 * ice_aq_alloc_free_res - command to allocate/free resources
1632 * @hw: pointer to the HW struct
1633 * @num_entries: number of resource entries in buffer
1634 * @buf: Indirect buffer to hold data parameters and response
1635 * @buf_size: size of buffer for indirect commands
1636 * @opc: pass in the command opcode
1637 * @cd: pointer to command details structure or NULL
1639 * Helper function to allocate/free resources using the admin queue commands
1642 ice_aq_alloc_free_res(struct ice_hw *hw, u16 num_entries,
1643 struct ice_aqc_alloc_free_res_elem *buf, u16 buf_size,
1644 enum ice_adminq_opc opc, struct ice_sq_cd *cd)
1646 struct ice_aqc_alloc_free_res_cmd *cmd;
1647 struct ice_aq_desc desc;
1649 ice_debug(hw, ICE_DBG_TRACE, "%s\n", __func__);
1651 cmd = &desc.params.sw_res_ctrl;
1654 return ICE_ERR_PARAM;
1656 if (buf_size < (num_entries * sizeof(buf->elem[0])))
1657 return ICE_ERR_PARAM;
1659 ice_fill_dflt_direct_cmd_desc(&desc, opc);
1661 desc.flags |= CPU_TO_LE16(ICE_AQ_FLAG_RD);
1663 cmd->num_entries = CPU_TO_LE16(num_entries);
1665 return ice_aq_send_cmd(hw, &desc, buf, buf_size, cd);
1669 * ice_alloc_hw_res - allocate resource
1670 * @hw: pointer to the HW struct
1671 * @type: type of resource
1672 * @num: number of resources to allocate
1673 * @btm: allocate from bottom
1674 * @res: pointer to array that will receive the resources
1677 ice_alloc_hw_res(struct ice_hw *hw, u16 type, u16 num, bool btm, u16 *res)
1679 struct ice_aqc_alloc_free_res_elem *buf;
1680 enum ice_status status;
1683 buf_len = sizeof(*buf) + sizeof(buf->elem) * (num - 1);
1684 buf = (struct ice_aqc_alloc_free_res_elem *)
1685 ice_malloc(hw, buf_len);
1687 return ICE_ERR_NO_MEMORY;
1689 /* Prepare buffer to allocate resource. */
1690 buf->num_elems = CPU_TO_LE16(num);
1691 buf->res_type = CPU_TO_LE16(type | ICE_AQC_RES_TYPE_FLAG_DEDICATED |
1692 ICE_AQC_RES_TYPE_FLAG_IGNORE_INDEX);
1694 buf->res_type |= CPU_TO_LE16(ICE_AQC_RES_TYPE_FLAG_SCAN_BOTTOM);
1696 status = ice_aq_alloc_free_res(hw, 1, buf, buf_len,
1697 ice_aqc_opc_alloc_res, NULL);
1699 goto ice_alloc_res_exit;
1701 ice_memcpy(res, buf->elem, sizeof(buf->elem) * num,
1702 ICE_NONDMA_TO_NONDMA);
1710 * ice_free_hw_res - free allocated HW resource
1711 * @hw: pointer to the HW struct
1712 * @type: type of resource to free
1713 * @num: number of resources
1714 * @res: pointer to array that contains the resources to free
1717 ice_free_hw_res(struct ice_hw *hw, u16 type, u16 num, u16 *res)
1719 struct ice_aqc_alloc_free_res_elem *buf;
1720 enum ice_status status;
1723 buf_len = sizeof(*buf) + sizeof(buf->elem) * (num - 1);
1724 buf = (struct ice_aqc_alloc_free_res_elem *)ice_malloc(hw, buf_len);
1726 return ICE_ERR_NO_MEMORY;
1728 /* Prepare buffer to free resource. */
1729 buf->num_elems = CPU_TO_LE16(num);
1730 buf->res_type = CPU_TO_LE16(type);
1731 ice_memcpy(buf->elem, res, sizeof(buf->elem) * num,
1732 ICE_NONDMA_TO_NONDMA);
1734 status = ice_aq_alloc_free_res(hw, num, buf, buf_len,
1735 ice_aqc_opc_free_res, NULL);
1737 ice_debug(hw, ICE_DBG_SW, "CQ CMD Buffer:\n");
1744 * ice_get_num_per_func - determine number of resources per PF
1745 * @hw: pointer to the HW structure
1746 * @max: value to be evenly split between each PF
1748 * Determine the number of valid functions by going through the bitmap returned
1749 * from parsing capabilities and use this to calculate the number of resources
1750 * per PF based on the max value passed in.
1752 static u32 ice_get_num_per_func(struct ice_hw *hw, u32 max)
1756 #define ICE_CAPS_VALID_FUNCS_M 0xFF
1757 funcs = ice_hweight8(hw->dev_caps.common_cap.valid_functions &
1758 ICE_CAPS_VALID_FUNCS_M);
1767 * ice_parse_caps - parse function/device capabilities
1768 * @hw: pointer to the HW struct
1769 * @buf: pointer to a buffer containing function/device capability records
1770 * @cap_count: number of capability records in the list
1771 * @opc: type of capabilities list to parse
1773 * Helper function to parse function(0x000a)/device(0x000b) capabilities list.
1776 ice_parse_caps(struct ice_hw *hw, void *buf, u32 cap_count,
1777 enum ice_adminq_opc opc)
1779 struct ice_aqc_list_caps_elem *cap_resp;
1780 struct ice_hw_func_caps *func_p = NULL;
1781 struct ice_hw_dev_caps *dev_p = NULL;
1782 struct ice_hw_common_caps *caps;
1789 cap_resp = (struct ice_aqc_list_caps_elem *)buf;
1791 if (opc == ice_aqc_opc_list_dev_caps) {
1792 dev_p = &hw->dev_caps;
1793 caps = &dev_p->common_cap;
1795 } else if (opc == ice_aqc_opc_list_func_caps) {
1796 func_p = &hw->func_caps;
1797 caps = &func_p->common_cap;
1798 prefix = "func cap";
1800 ice_debug(hw, ICE_DBG_INIT, "wrong opcode\n");
1804 for (i = 0; caps && i < cap_count; i++, cap_resp++) {
1805 u32 logical_id = LE32_TO_CPU(cap_resp->logical_id);
1806 u32 phys_id = LE32_TO_CPU(cap_resp->phys_id);
1807 u32 number = LE32_TO_CPU(cap_resp->number);
1808 u16 cap = LE16_TO_CPU(cap_resp->cap);
1811 case ICE_AQC_CAPS_VALID_FUNCTIONS:
1812 caps->valid_functions = number;
1813 ice_debug(hw, ICE_DBG_INIT,
1814 "%s: valid_functions (bitmap) = %d\n", prefix,
1815 caps->valid_functions);
1817 /* store func count for resource management purposes */
1819 dev_p->num_funcs = ice_hweight32(number);
1821 case ICE_AQC_CAPS_VSI:
1823 dev_p->num_vsi_allocd_to_host = number;
1824 ice_debug(hw, ICE_DBG_INIT,
1825 "%s: num_vsi_allocd_to_host = %d\n",
1827 dev_p->num_vsi_allocd_to_host);
1828 } else if (func_p) {
1829 func_p->guar_num_vsi =
1830 ice_get_num_per_func(hw, ICE_MAX_VSI);
1831 ice_debug(hw, ICE_DBG_INIT,
1832 "%s: guar_num_vsi (fw) = %d\n",
1834 ice_debug(hw, ICE_DBG_INIT,
1835 "%s: guar_num_vsi = %d\n",
1836 prefix, func_p->guar_num_vsi);
1839 case ICE_AQC_CAPS_DCB:
1840 caps->dcb = (number == 1);
1841 caps->active_tc_bitmap = logical_id;
1842 caps->maxtc = phys_id;
1843 ice_debug(hw, ICE_DBG_INIT,
1844 "%s: dcb = %d\n", prefix, caps->dcb);
1845 ice_debug(hw, ICE_DBG_INIT,
1846 "%s: active_tc_bitmap = %d\n", prefix,
1847 caps->active_tc_bitmap);
1848 ice_debug(hw, ICE_DBG_INIT,
1849 "%s: maxtc = %d\n", prefix, caps->maxtc);
1851 case ICE_AQC_CAPS_RSS:
1852 caps->rss_table_size = number;
1853 caps->rss_table_entry_width = logical_id;
1854 ice_debug(hw, ICE_DBG_INIT,
1855 "%s: rss_table_size = %d\n", prefix,
1856 caps->rss_table_size);
1857 ice_debug(hw, ICE_DBG_INIT,
1858 "%s: rss_table_entry_width = %d\n", prefix,
1859 caps->rss_table_entry_width);
1861 case ICE_AQC_CAPS_RXQS:
1862 caps->num_rxq = number;
1863 caps->rxq_first_id = phys_id;
1864 ice_debug(hw, ICE_DBG_INIT,
1865 "%s: num_rxq = %d\n", prefix,
1867 ice_debug(hw, ICE_DBG_INIT,
1868 "%s: rxq_first_id = %d\n", prefix,
1869 caps->rxq_first_id);
1871 case ICE_AQC_CAPS_TXQS:
1872 caps->num_txq = number;
1873 caps->txq_first_id = phys_id;
1874 ice_debug(hw, ICE_DBG_INIT,
1875 "%s: num_txq = %d\n", prefix,
1877 ice_debug(hw, ICE_DBG_INIT,
1878 "%s: txq_first_id = %d\n", prefix,
1879 caps->txq_first_id);
1881 case ICE_AQC_CAPS_MSIX:
1882 caps->num_msix_vectors = number;
1883 caps->msix_vector_first_id = phys_id;
1884 ice_debug(hw, ICE_DBG_INIT,
1885 "%s: num_msix_vectors = %d\n", prefix,
1886 caps->num_msix_vectors);
1887 ice_debug(hw, ICE_DBG_INIT,
1888 "%s: msix_vector_first_id = %d\n", prefix,
1889 caps->msix_vector_first_id);
1891 case ICE_AQC_CAPS_FD:
1896 dev_p->num_flow_director_fltr = number;
1897 ice_debug(hw, ICE_DBG_INIT,
1898 "%s: num_flow_director_fltr = %d\n",
1900 dev_p->num_flow_director_fltr);
1903 reg_val = rd32(hw, GLQF_FD_SIZE);
1904 val = (reg_val & GLQF_FD_SIZE_FD_GSIZE_M) >>
1905 GLQF_FD_SIZE_FD_GSIZE_S;
1906 func_p->fd_fltr_guar =
1907 ice_get_num_per_func(hw, val);
1908 val = (reg_val & GLQF_FD_SIZE_FD_BSIZE_M) >>
1909 GLQF_FD_SIZE_FD_BSIZE_S;
1910 func_p->fd_fltr_best_effort = val;
1911 ice_debug(hw, ICE_DBG_INIT,
1912 "%s: fd_fltr_guar = %d\n",
1913 prefix, func_p->fd_fltr_guar);
1914 ice_debug(hw, ICE_DBG_INIT,
1915 "%s: fd_fltr_best_effort = %d\n",
1916 prefix, func_p->fd_fltr_best_effort);
1920 case ICE_AQC_CAPS_MAX_MTU:
1921 caps->max_mtu = number;
1922 ice_debug(hw, ICE_DBG_INIT, "%s: max_mtu = %d\n",
1923 prefix, caps->max_mtu);
1926 ice_debug(hw, ICE_DBG_INIT,
1927 "%s: unknown capability[%d]: 0x%x\n", prefix,
1933 /* Re-calculate capabilities that are dependent on the number of
1934 * physical ports; i.e. some features are not supported or function
1935 * differently on devices with more than 4 ports.
1937 if (hw->dev_caps.num_funcs > 4) {
1938 /* Max 4 TCs per port */
1940 ice_debug(hw, ICE_DBG_INIT,
1941 "%s: maxtc = %d (based on #ports)\n", prefix,
1947 * ice_aq_discover_caps - query function/device capabilities
1948 * @hw: pointer to the HW struct
1949 * @buf: a virtual buffer to hold the capabilities
1950 * @buf_size: Size of the virtual buffer
1951 * @cap_count: cap count needed if AQ err==ENOMEM
1952 * @opc: capabilities type to discover - pass in the command opcode
1953 * @cd: pointer to command details structure or NULL
1955 * Get the function(0x000a)/device(0x000b) capabilities description from
1958 static enum ice_status
1959 ice_aq_discover_caps(struct ice_hw *hw, void *buf, u16 buf_size, u32 *cap_count,
1960 enum ice_adminq_opc opc, struct ice_sq_cd *cd)
1962 struct ice_aqc_list_caps *cmd;
1963 struct ice_aq_desc desc;
1964 enum ice_status status;
1966 cmd = &desc.params.get_cap;
1968 if (opc != ice_aqc_opc_list_func_caps &&
1969 opc != ice_aqc_opc_list_dev_caps)
1970 return ICE_ERR_PARAM;
1972 ice_fill_dflt_direct_cmd_desc(&desc, opc);
1974 status = ice_aq_send_cmd(hw, &desc, buf, buf_size, cd);
1976 ice_parse_caps(hw, buf, LE32_TO_CPU(cmd->count), opc);
1977 else if (hw->adminq.sq_last_status == ICE_AQ_RC_ENOMEM)
1978 *cap_count = LE32_TO_CPU(cmd->count);
1983 * ice_discover_caps - get info about the HW
1984 * @hw: pointer to the hardware structure
1985 * @opc: capabilities type to discover - pass in the command opcode
1987 static enum ice_status
1988 ice_discover_caps(struct ice_hw *hw, enum ice_adminq_opc opc)
1990 enum ice_status status;
1995 /* The driver doesn't know how many capabilities the device will return
1996 * so the buffer size required isn't known ahead of time. The driver
1997 * starts with cbuf_len and if this turns out to be insufficient, the
1998 * device returns ICE_AQ_RC_ENOMEM and also the cap_count it needs.
1999 * The driver then allocates the buffer based on the count and retries
2000 * the operation. So it follows that the retry count is 2.
2002 #define ICE_GET_CAP_BUF_COUNT 40
2003 #define ICE_GET_CAP_RETRY_COUNT 2
2005 cap_count = ICE_GET_CAP_BUF_COUNT;
2006 retries = ICE_GET_CAP_RETRY_COUNT;
2011 cbuf_len = (u16)(cap_count *
2012 sizeof(struct ice_aqc_list_caps_elem));
2013 cbuf = ice_malloc(hw, cbuf_len);
2015 return ICE_ERR_NO_MEMORY;
2017 status = ice_aq_discover_caps(hw, cbuf, cbuf_len, &cap_count,
2021 if (!status || hw->adminq.sq_last_status != ICE_AQ_RC_ENOMEM)
2024 /* If ENOMEM is returned, try again with bigger buffer */
2025 } while (--retries);
2031 * ice_set_safe_mode_caps - Override dev/func capabilities when in safe mode
2032 * @hw: pointer to the hardware structure
2034 void ice_set_safe_mode_caps(struct ice_hw *hw)
2036 struct ice_hw_func_caps *func_caps = &hw->func_caps;
2037 struct ice_hw_dev_caps *dev_caps = &hw->dev_caps;
2038 u32 valid_func, rxq_first_id, txq_first_id;
2039 u32 msix_vector_first_id, max_mtu;
2042 /* cache some func_caps values that should be restored after memset */
2043 valid_func = func_caps->common_cap.valid_functions;
2044 txq_first_id = func_caps->common_cap.txq_first_id;
2045 rxq_first_id = func_caps->common_cap.rxq_first_id;
2046 msix_vector_first_id = func_caps->common_cap.msix_vector_first_id;
2047 max_mtu = func_caps->common_cap.max_mtu;
2049 /* unset func capabilities */
2050 memset(func_caps, 0, sizeof(*func_caps));
2052 /* restore cached values */
2053 func_caps->common_cap.valid_functions = valid_func;
2054 func_caps->common_cap.txq_first_id = txq_first_id;
2055 func_caps->common_cap.rxq_first_id = rxq_first_id;
2056 func_caps->common_cap.msix_vector_first_id = msix_vector_first_id;
2057 func_caps->common_cap.max_mtu = max_mtu;
2059 /* one Tx and one Rx queue in safe mode */
2060 func_caps->common_cap.num_rxq = 1;
2061 func_caps->common_cap.num_txq = 1;
2063 /* two MSIX vectors, one for traffic and one for misc causes */
2064 func_caps->common_cap.num_msix_vectors = 2;
2065 func_caps->guar_num_vsi = 1;
2067 /* cache some dev_caps values that should be restored after memset */
2068 valid_func = dev_caps->common_cap.valid_functions;
2069 txq_first_id = dev_caps->common_cap.txq_first_id;
2070 rxq_first_id = dev_caps->common_cap.rxq_first_id;
2071 msix_vector_first_id = dev_caps->common_cap.msix_vector_first_id;
2072 max_mtu = dev_caps->common_cap.max_mtu;
2073 num_funcs = dev_caps->num_funcs;
2075 /* unset dev capabilities */
2076 memset(dev_caps, 0, sizeof(*dev_caps));
2078 /* restore cached values */
2079 dev_caps->common_cap.valid_functions = valid_func;
2080 dev_caps->common_cap.txq_first_id = txq_first_id;
2081 dev_caps->common_cap.rxq_first_id = rxq_first_id;
2082 dev_caps->common_cap.msix_vector_first_id = msix_vector_first_id;
2083 dev_caps->common_cap.max_mtu = max_mtu;
2084 dev_caps->num_funcs = num_funcs;
2086 /* one Tx and one Rx queue per function in safe mode */
2087 dev_caps->common_cap.num_rxq = num_funcs;
2088 dev_caps->common_cap.num_txq = num_funcs;
2090 /* two MSIX vectors per function */
2091 dev_caps->common_cap.num_msix_vectors = 2 * num_funcs;
2095 * ice_get_caps - get info about the HW
2096 * @hw: pointer to the hardware structure
2098 enum ice_status ice_get_caps(struct ice_hw *hw)
2100 enum ice_status status;
2102 status = ice_discover_caps(hw, ice_aqc_opc_list_dev_caps);
2104 status = ice_discover_caps(hw, ice_aqc_opc_list_func_caps);
2110 * ice_aq_manage_mac_write - manage MAC address write command
2111 * @hw: pointer to the HW struct
2112 * @mac_addr: MAC address to be written as LAA/LAA+WoL/Port address
2113 * @flags: flags to control write behavior
2114 * @cd: pointer to command details structure or NULL
2116 * This function is used to write MAC address to the NVM (0x0108).
2119 ice_aq_manage_mac_write(struct ice_hw *hw, const u8 *mac_addr, u8 flags,
2120 struct ice_sq_cd *cd)
2122 struct ice_aqc_manage_mac_write *cmd;
2123 struct ice_aq_desc desc;
2125 cmd = &desc.params.mac_write;
2126 ice_fill_dflt_direct_cmd_desc(&desc, ice_aqc_opc_manage_mac_write);
2130 /* Prep values for flags, sah, sal */
2131 cmd->sah = HTONS(*((const u16 *)mac_addr));
2132 cmd->sal = HTONL(*((const u32 *)(mac_addr + 2)));
2134 return ice_aq_send_cmd(hw, &desc, NULL, 0, cd);
2138 * ice_aq_clear_pxe_mode
2139 * @hw: pointer to the HW struct
2141 * Tell the firmware that the driver is taking over from PXE (0x0110).
2143 static enum ice_status ice_aq_clear_pxe_mode(struct ice_hw *hw)
2145 struct ice_aq_desc desc;
2147 ice_fill_dflt_direct_cmd_desc(&desc, ice_aqc_opc_clear_pxe_mode);
2148 desc.params.clear_pxe.rx_cnt = ICE_AQC_CLEAR_PXE_RX_CNT;
2150 return ice_aq_send_cmd(hw, &desc, NULL, 0, NULL);
2154 * ice_clear_pxe_mode - clear pxe operations mode
2155 * @hw: pointer to the HW struct
2157 * Make sure all PXE mode settings are cleared, including things
2158 * like descriptor fetch/write-back mode.
2160 void ice_clear_pxe_mode(struct ice_hw *hw)
2162 if (ice_check_sq_alive(hw, &hw->adminq))
2163 ice_aq_clear_pxe_mode(hw);
2167 * ice_get_link_speed_based_on_phy_type - returns link speed
2168 * @phy_type_low: lower part of phy_type
2169 * @phy_type_high: higher part of phy_type
2171 * This helper function will convert an entry in PHY type structure
2172 * [phy_type_low, phy_type_high] to its corresponding link speed.
2173 * Note: In the structure of [phy_type_low, phy_type_high], there should
2174 * be one bit set, as this function will convert one PHY type to its
2176 * If no bit gets set, ICE_LINK_SPEED_UNKNOWN will be returned
2177 * If more than one bit gets set, ICE_LINK_SPEED_UNKNOWN will be returned
2180 ice_get_link_speed_based_on_phy_type(u64 phy_type_low, u64 phy_type_high)
2182 u16 speed_phy_type_high = ICE_AQ_LINK_SPEED_UNKNOWN;
2183 u16 speed_phy_type_low = ICE_AQ_LINK_SPEED_UNKNOWN;
2185 switch (phy_type_low) {
2186 case ICE_PHY_TYPE_LOW_100BASE_TX:
2187 case ICE_PHY_TYPE_LOW_100M_SGMII:
2188 speed_phy_type_low = ICE_AQ_LINK_SPEED_100MB;
2190 case ICE_PHY_TYPE_LOW_1000BASE_T:
2191 case ICE_PHY_TYPE_LOW_1000BASE_SX:
2192 case ICE_PHY_TYPE_LOW_1000BASE_LX:
2193 case ICE_PHY_TYPE_LOW_1000BASE_KX:
2194 case ICE_PHY_TYPE_LOW_1G_SGMII:
2195 speed_phy_type_low = ICE_AQ_LINK_SPEED_1000MB;
2197 case ICE_PHY_TYPE_LOW_2500BASE_T:
2198 case ICE_PHY_TYPE_LOW_2500BASE_X:
2199 case ICE_PHY_TYPE_LOW_2500BASE_KX:
2200 speed_phy_type_low = ICE_AQ_LINK_SPEED_2500MB;
2202 case ICE_PHY_TYPE_LOW_5GBASE_T:
2203 case ICE_PHY_TYPE_LOW_5GBASE_KR:
2204 speed_phy_type_low = ICE_AQ_LINK_SPEED_5GB;
2206 case ICE_PHY_TYPE_LOW_10GBASE_T:
2207 case ICE_PHY_TYPE_LOW_10G_SFI_DA:
2208 case ICE_PHY_TYPE_LOW_10GBASE_SR:
2209 case ICE_PHY_TYPE_LOW_10GBASE_LR:
2210 case ICE_PHY_TYPE_LOW_10GBASE_KR_CR1:
2211 case ICE_PHY_TYPE_LOW_10G_SFI_AOC_ACC:
2212 case ICE_PHY_TYPE_LOW_10G_SFI_C2C:
2213 speed_phy_type_low = ICE_AQ_LINK_SPEED_10GB;
2215 case ICE_PHY_TYPE_LOW_25GBASE_T:
2216 case ICE_PHY_TYPE_LOW_25GBASE_CR:
2217 case ICE_PHY_TYPE_LOW_25GBASE_CR_S:
2218 case ICE_PHY_TYPE_LOW_25GBASE_CR1:
2219 case ICE_PHY_TYPE_LOW_25GBASE_SR:
2220 case ICE_PHY_TYPE_LOW_25GBASE_LR:
2221 case ICE_PHY_TYPE_LOW_25GBASE_KR:
2222 case ICE_PHY_TYPE_LOW_25GBASE_KR_S:
2223 case ICE_PHY_TYPE_LOW_25GBASE_KR1:
2224 case ICE_PHY_TYPE_LOW_25G_AUI_AOC_ACC:
2225 case ICE_PHY_TYPE_LOW_25G_AUI_C2C:
2226 speed_phy_type_low = ICE_AQ_LINK_SPEED_25GB;
2228 case ICE_PHY_TYPE_LOW_40GBASE_CR4:
2229 case ICE_PHY_TYPE_LOW_40GBASE_SR4:
2230 case ICE_PHY_TYPE_LOW_40GBASE_LR4:
2231 case ICE_PHY_TYPE_LOW_40GBASE_KR4:
2232 case ICE_PHY_TYPE_LOW_40G_XLAUI_AOC_ACC:
2233 case ICE_PHY_TYPE_LOW_40G_XLAUI:
2234 speed_phy_type_low = ICE_AQ_LINK_SPEED_40GB;
2236 case ICE_PHY_TYPE_LOW_50GBASE_CR2:
2237 case ICE_PHY_TYPE_LOW_50GBASE_SR2:
2238 case ICE_PHY_TYPE_LOW_50GBASE_LR2:
2239 case ICE_PHY_TYPE_LOW_50GBASE_KR2:
2240 case ICE_PHY_TYPE_LOW_50G_LAUI2_AOC_ACC:
2241 case ICE_PHY_TYPE_LOW_50G_LAUI2:
2242 case ICE_PHY_TYPE_LOW_50G_AUI2_AOC_ACC:
2243 case ICE_PHY_TYPE_LOW_50G_AUI2:
2244 case ICE_PHY_TYPE_LOW_50GBASE_CP:
2245 case ICE_PHY_TYPE_LOW_50GBASE_SR:
2246 case ICE_PHY_TYPE_LOW_50GBASE_FR:
2247 case ICE_PHY_TYPE_LOW_50GBASE_LR:
2248 case ICE_PHY_TYPE_LOW_50GBASE_KR_PAM4:
2249 case ICE_PHY_TYPE_LOW_50G_AUI1_AOC_ACC:
2250 case ICE_PHY_TYPE_LOW_50G_AUI1:
2251 speed_phy_type_low = ICE_AQ_LINK_SPEED_50GB;
2253 case ICE_PHY_TYPE_LOW_100GBASE_CR4:
2254 case ICE_PHY_TYPE_LOW_100GBASE_SR4:
2255 case ICE_PHY_TYPE_LOW_100GBASE_LR4:
2256 case ICE_PHY_TYPE_LOW_100GBASE_KR4:
2257 case ICE_PHY_TYPE_LOW_100G_CAUI4_AOC_ACC:
2258 case ICE_PHY_TYPE_LOW_100G_CAUI4:
2259 case ICE_PHY_TYPE_LOW_100G_AUI4_AOC_ACC:
2260 case ICE_PHY_TYPE_LOW_100G_AUI4:
2261 case ICE_PHY_TYPE_LOW_100GBASE_CR_PAM4:
2262 case ICE_PHY_TYPE_LOW_100GBASE_KR_PAM4:
2263 case ICE_PHY_TYPE_LOW_100GBASE_CP2:
2264 case ICE_PHY_TYPE_LOW_100GBASE_SR2:
2265 case ICE_PHY_TYPE_LOW_100GBASE_DR:
2266 speed_phy_type_low = ICE_AQ_LINK_SPEED_100GB;
2269 speed_phy_type_low = ICE_AQ_LINK_SPEED_UNKNOWN;
2273 switch (phy_type_high) {
2274 case ICE_PHY_TYPE_HIGH_100GBASE_KR2_PAM4:
2275 case ICE_PHY_TYPE_HIGH_100G_CAUI2_AOC_ACC:
2276 case ICE_PHY_TYPE_HIGH_100G_CAUI2:
2277 case ICE_PHY_TYPE_HIGH_100G_AUI2_AOC_ACC:
2278 case ICE_PHY_TYPE_HIGH_100G_AUI2:
2279 speed_phy_type_high = ICE_AQ_LINK_SPEED_100GB;
2282 speed_phy_type_high = ICE_AQ_LINK_SPEED_UNKNOWN;
2286 if (speed_phy_type_low == ICE_AQ_LINK_SPEED_UNKNOWN &&
2287 speed_phy_type_high == ICE_AQ_LINK_SPEED_UNKNOWN)
2288 return ICE_AQ_LINK_SPEED_UNKNOWN;
2289 else if (speed_phy_type_low != ICE_AQ_LINK_SPEED_UNKNOWN &&
2290 speed_phy_type_high != ICE_AQ_LINK_SPEED_UNKNOWN)
2291 return ICE_AQ_LINK_SPEED_UNKNOWN;
2292 else if (speed_phy_type_low != ICE_AQ_LINK_SPEED_UNKNOWN &&
2293 speed_phy_type_high == ICE_AQ_LINK_SPEED_UNKNOWN)
2294 return speed_phy_type_low;
2296 return speed_phy_type_high;
2300 * ice_update_phy_type
2301 * @phy_type_low: pointer to the lower part of phy_type
2302 * @phy_type_high: pointer to the higher part of phy_type
2303 * @link_speeds_bitmap: targeted link speeds bitmap
2305 * Note: For the link_speeds_bitmap structure, you can check it at
2306 * [ice_aqc_get_link_status->link_speed]. Caller can pass in
2307 * link_speeds_bitmap include multiple speeds.
2309 * Each entry in this [phy_type_low, phy_type_high] structure will
2310 * present a certain link speed. This helper function will turn on bits
2311 * in [phy_type_low, phy_type_high] structure based on the value of
2312 * link_speeds_bitmap input parameter.
2315 ice_update_phy_type(u64 *phy_type_low, u64 *phy_type_high,
2316 u16 link_speeds_bitmap)
2323 /* We first check with low part of phy_type */
2324 for (index = 0; index <= ICE_PHY_TYPE_LOW_MAX_INDEX; index++) {
2325 pt_low = BIT_ULL(index);
2326 speed = ice_get_link_speed_based_on_phy_type(pt_low, 0);
2328 if (link_speeds_bitmap & speed)
2329 *phy_type_low |= BIT_ULL(index);
2332 /* We then check with high part of phy_type */
2333 for (index = 0; index <= ICE_PHY_TYPE_HIGH_MAX_INDEX; index++) {
2334 pt_high = BIT_ULL(index);
2335 speed = ice_get_link_speed_based_on_phy_type(0, pt_high);
2337 if (link_speeds_bitmap & speed)
2338 *phy_type_high |= BIT_ULL(index);
2343 * ice_aq_set_phy_cfg
2344 * @hw: pointer to the HW struct
2345 * @pi: port info structure of the interested logical port
2346 * @cfg: structure with PHY configuration data to be set
2347 * @cd: pointer to command details structure or NULL
2349 * Set the various PHY configuration parameters supported on the Port.
2350 * One or more of the Set PHY config parameters may be ignored in an MFP
2351 * mode as the PF may not have the privilege to set some of the PHY Config
2352 * parameters. This status will be indicated by the command response (0x0601).
2355 ice_aq_set_phy_cfg(struct ice_hw *hw, struct ice_port_info *pi,
2356 struct ice_aqc_set_phy_cfg_data *cfg, struct ice_sq_cd *cd)
2358 struct ice_aq_desc desc;
2359 enum ice_status status;
2362 return ICE_ERR_PARAM;
2364 /* Ensure that only valid bits of cfg->caps can be turned on. */
2365 if (cfg->caps & ~ICE_AQ_PHY_ENA_VALID_MASK) {
2366 ice_debug(hw, ICE_DBG_PHY,
2367 "Invalid bit is set in ice_aqc_set_phy_cfg_data->caps : 0x%x\n",
2370 cfg->caps &= ICE_AQ_PHY_ENA_VALID_MASK;
2373 ice_fill_dflt_direct_cmd_desc(&desc, ice_aqc_opc_set_phy_cfg);
2374 desc.params.set_phy.lport_num = pi->lport;
2375 desc.flags |= CPU_TO_LE16(ICE_AQ_FLAG_RD);
2377 ice_debug(hw, ICE_DBG_LINK, "phy_type_low = 0x%llx\n",
2378 (unsigned long long)LE64_TO_CPU(cfg->phy_type_low));
2379 ice_debug(hw, ICE_DBG_LINK, "phy_type_high = 0x%llx\n",
2380 (unsigned long long)LE64_TO_CPU(cfg->phy_type_high));
2381 ice_debug(hw, ICE_DBG_LINK, "caps = 0x%x\n", cfg->caps);
2382 ice_debug(hw, ICE_DBG_LINK, "low_power_ctrl = 0x%x\n",
2383 cfg->low_power_ctrl);
2384 ice_debug(hw, ICE_DBG_LINK, "eee_cap = 0x%x\n", cfg->eee_cap);
2385 ice_debug(hw, ICE_DBG_LINK, "eeer_value = 0x%x\n", cfg->eeer_value);
2386 ice_debug(hw, ICE_DBG_LINK, "link_fec_opt = 0x%x\n", cfg->link_fec_opt);
2388 status = ice_aq_send_cmd(hw, &desc, cfg, sizeof(*cfg), cd);
2391 pi->phy.curr_user_phy_cfg = *cfg;
2397 * ice_update_link_info - update status of the HW network link
2398 * @pi: port info structure of the interested logical port
2400 enum ice_status ice_update_link_info(struct ice_port_info *pi)
2402 struct ice_link_status *li;
2403 enum ice_status status;
2406 return ICE_ERR_PARAM;
2408 li = &pi->phy.link_info;
2410 status = ice_aq_get_link_info(pi, true, NULL, NULL);
2414 if (li->link_info & ICE_AQ_MEDIA_AVAILABLE) {
2415 struct ice_aqc_get_phy_caps_data *pcaps;
2419 pcaps = (struct ice_aqc_get_phy_caps_data *)
2420 ice_malloc(hw, sizeof(*pcaps));
2422 return ICE_ERR_NO_MEMORY;
2424 status = ice_aq_get_phy_caps(pi, false, ICE_AQC_REPORT_TOPO_CAP,
2426 if (status == ICE_SUCCESS)
2427 ice_memcpy(li->module_type, &pcaps->module_type,
2428 sizeof(li->module_type),
2429 ICE_NONDMA_TO_NONDMA);
2431 ice_free(hw, pcaps);
2438 * ice_cache_phy_user_req
2439 * @pi: port information structure
2440 * @cache_data: PHY logging data
2441 * @cache_mode: PHY logging mode
2443 * Log the user request on (FC, FEC, SPEED) for later user.
2446 ice_cache_phy_user_req(struct ice_port_info *pi,
2447 struct ice_phy_cache_mode_data cache_data,
2448 enum ice_phy_cache_mode cache_mode)
2453 switch (cache_mode) {
2455 pi->phy.curr_user_fc_req = cache_data.data.curr_user_fc_req;
2457 case ICE_SPEED_MODE:
2458 pi->phy.curr_user_speed_req =
2459 cache_data.data.curr_user_speed_req;
2462 pi->phy.curr_user_fec_req = cache_data.data.curr_user_fec_req;
2470 * ice_caps_to_fc_mode
2471 * @caps: PHY capabilities
2473 * Convert PHY FC capabilities to ice FC mode
2475 enum ice_fc_mode ice_caps_to_fc_mode(u8 caps)
2477 if (caps & ICE_AQC_PHY_EN_TX_LINK_PAUSE &&
2478 caps & ICE_AQC_PHY_EN_RX_LINK_PAUSE)
2481 if (caps & ICE_AQC_PHY_EN_TX_LINK_PAUSE)
2482 return ICE_FC_TX_PAUSE;
2484 if (caps & ICE_AQC_PHY_EN_RX_LINK_PAUSE)
2485 return ICE_FC_RX_PAUSE;
2491 * ice_caps_to_fec_mode
2492 * @caps: PHY capabilities
2493 * @fec_options: Link FEC options
2495 * Convert PHY FEC capabilities to ice FEC mode
2497 enum ice_fec_mode ice_caps_to_fec_mode(u8 caps, u8 fec_options)
2499 if (caps & ICE_AQC_PHY_EN_AUTO_FEC)
2500 return ICE_FEC_AUTO;
2502 if (fec_options & (ICE_AQC_PHY_FEC_10G_KR_40G_KR4_EN |
2503 ICE_AQC_PHY_FEC_10G_KR_40G_KR4_REQ |
2504 ICE_AQC_PHY_FEC_25G_KR_CLAUSE74_EN |
2505 ICE_AQC_PHY_FEC_25G_KR_REQ))
2506 return ICE_FEC_BASER;
2508 if (fec_options & (ICE_AQC_PHY_FEC_25G_RS_528_REQ |
2509 ICE_AQC_PHY_FEC_25G_RS_544_REQ |
2510 ICE_AQC_PHY_FEC_25G_RS_CLAUSE91_EN))
2513 return ICE_FEC_NONE;
2518 * @pi: port information structure
2519 * @aq_failures: pointer to status code, specific to ice_set_fc routine
2520 * @ena_auto_link_update: enable automatic link update
2522 * Set the requested flow control mode.
2525 ice_set_fc(struct ice_port_info *pi, u8 *aq_failures, bool ena_auto_link_update)
2527 struct ice_aqc_set_phy_cfg_data cfg = { 0 };
2528 struct ice_phy_cache_mode_data cache_data;
2529 struct ice_aqc_get_phy_caps_data *pcaps;
2530 enum ice_status status;
2531 u8 pause_mask = 0x0;
2535 return ICE_ERR_PARAM;
2537 *aq_failures = ICE_SET_FC_AQ_FAIL_NONE;
2539 /* Cache user FC request */
2540 cache_data.data.curr_user_fc_req = pi->fc.req_mode;
2541 ice_cache_phy_user_req(pi, cache_data, ICE_FC_MODE);
2543 switch (pi->fc.req_mode) {
2545 pause_mask |= ICE_AQC_PHY_EN_TX_LINK_PAUSE;
2546 pause_mask |= ICE_AQC_PHY_EN_RX_LINK_PAUSE;
2548 case ICE_FC_RX_PAUSE:
2549 pause_mask |= ICE_AQC_PHY_EN_RX_LINK_PAUSE;
2551 case ICE_FC_TX_PAUSE:
2552 pause_mask |= ICE_AQC_PHY_EN_TX_LINK_PAUSE;
2558 pcaps = (struct ice_aqc_get_phy_caps_data *)
2559 ice_malloc(hw, sizeof(*pcaps));
2561 return ICE_ERR_NO_MEMORY;
2563 /* Get the current PHY config */
2564 status = ice_aq_get_phy_caps(pi, false, ICE_AQC_REPORT_SW_CFG, pcaps,
2567 *aq_failures = ICE_SET_FC_AQ_FAIL_GET;
2571 /* clear the old pause settings */
2572 cfg.caps = pcaps->caps & ~(ICE_AQC_PHY_EN_TX_LINK_PAUSE |
2573 ICE_AQC_PHY_EN_RX_LINK_PAUSE);
2575 /* set the new capabilities */
2576 cfg.caps |= pause_mask;
2578 /* If the capabilities have changed, then set the new config */
2579 if (cfg.caps != pcaps->caps) {
2580 int retry_count, retry_max = 10;
2582 /* Auto restart link so settings take effect */
2583 if (ena_auto_link_update)
2584 cfg.caps |= ICE_AQ_PHY_ENA_AUTO_LINK_UPDT;
2585 /* Copy over all the old settings */
2586 cfg.phy_type_high = pcaps->phy_type_high;
2587 cfg.phy_type_low = pcaps->phy_type_low;
2588 cfg.low_power_ctrl = pcaps->low_power_ctrl;
2589 cfg.eee_cap = pcaps->eee_cap;
2590 cfg.eeer_value = pcaps->eeer_value;
2591 cfg.link_fec_opt = pcaps->link_fec_options;
2593 status = ice_aq_set_phy_cfg(hw, pi, &cfg, NULL);
2595 *aq_failures = ICE_SET_FC_AQ_FAIL_SET;
2599 /* Update the link info
2600 * It sometimes takes a really long time for link to
2601 * come back from the atomic reset. Thus, we wait a
2604 for (retry_count = 0; retry_count < retry_max; retry_count++) {
2605 status = ice_update_link_info(pi);
2607 if (status == ICE_SUCCESS)
2610 ice_msec_delay(100, true);
2614 *aq_failures = ICE_SET_FC_AQ_FAIL_UPDATE;
2618 ice_free(hw, pcaps);
2623 * ice_phy_caps_equals_cfg
2624 * @phy_caps: PHY capabilities
2625 * @phy_cfg: PHY configuration
2627 * Helper function to determine if PHY capabilities matches PHY
2631 ice_phy_caps_equals_cfg(struct ice_aqc_get_phy_caps_data *phy_caps,
2632 struct ice_aqc_set_phy_cfg_data *phy_cfg)
2634 u8 caps_mask, cfg_mask;
2636 if (!phy_caps || !phy_cfg)
2639 /* These bits are not common between capabilities and configuration.
2640 * Do not use them to determine equality.
2642 caps_mask = ICE_AQC_PHY_CAPS_MASK & ~(ICE_AQC_PHY_AN_MODE |
2643 ICE_AQC_PHY_EN_MOD_QUAL);
2644 cfg_mask = ICE_AQ_PHY_ENA_VALID_MASK & ~ICE_AQ_PHY_ENA_AUTO_LINK_UPDT;
2646 if (phy_caps->phy_type_low != phy_cfg->phy_type_low ||
2647 phy_caps->phy_type_high != phy_cfg->phy_type_high ||
2648 ((phy_caps->caps & caps_mask) != (phy_cfg->caps & cfg_mask)) ||
2649 phy_caps->low_power_ctrl != phy_cfg->low_power_ctrl ||
2650 phy_caps->eee_cap != phy_cfg->eee_cap ||
2651 phy_caps->eeer_value != phy_cfg->eeer_value ||
2652 phy_caps->link_fec_options != phy_cfg->link_fec_opt)
2659 * ice_copy_phy_caps_to_cfg - Copy PHY ability data to configuration data
2660 * @caps: PHY ability structure to copy date from
2661 * @cfg: PHY configuration structure to copy data to
2663 * Helper function to copy AQC PHY get ability data to PHY set configuration
2667 ice_copy_phy_caps_to_cfg(struct ice_aqc_get_phy_caps_data *caps,
2668 struct ice_aqc_set_phy_cfg_data *cfg)
2673 cfg->phy_type_low = caps->phy_type_low;
2674 cfg->phy_type_high = caps->phy_type_high;
2675 cfg->caps = caps->caps;
2676 cfg->low_power_ctrl = caps->low_power_ctrl;
2677 cfg->eee_cap = caps->eee_cap;
2678 cfg->eeer_value = caps->eeer_value;
2679 cfg->link_fec_opt = caps->link_fec_options;
2683 * ice_cfg_phy_fec - Configure PHY FEC data based on FEC mode
2684 * @cfg: PHY configuration data to set FEC mode
2685 * @fec: FEC mode to configure
2687 * Caller should copy ice_aqc_get_phy_caps_data.caps ICE_AQC_PHY_EN_AUTO_FEC
2688 * (bit 7) and ice_aqc_get_phy_caps_data.link_fec_options to cfg.caps
2689 * ICE_AQ_PHY_ENA_AUTO_FEC (bit 7) and cfg.link_fec_options before calling.
2692 ice_cfg_phy_fec(struct ice_aqc_set_phy_cfg_data *cfg, enum ice_fec_mode fec)
2696 /* Clear RS bits, and AND BASE-R ability
2697 * bits and OR request bits.
2699 cfg->link_fec_opt &= ICE_AQC_PHY_FEC_10G_KR_40G_KR4_EN |
2700 ICE_AQC_PHY_FEC_25G_KR_CLAUSE74_EN;
2701 cfg->link_fec_opt |= ICE_AQC_PHY_FEC_10G_KR_40G_KR4_REQ |
2702 ICE_AQC_PHY_FEC_25G_KR_REQ;
2705 /* Clear BASE-R bits, and AND RS ability
2706 * bits and OR request bits.
2708 cfg->link_fec_opt &= ICE_AQC_PHY_FEC_25G_RS_CLAUSE91_EN;
2709 cfg->link_fec_opt |= ICE_AQC_PHY_FEC_25G_RS_528_REQ |
2710 ICE_AQC_PHY_FEC_25G_RS_544_REQ;
2713 /* Clear all FEC option bits. */
2714 cfg->link_fec_opt &= ~ICE_AQC_PHY_FEC_MASK;
2717 /* AND auto FEC bit, and all caps bits. */
2718 cfg->caps &= ICE_AQC_PHY_CAPS_MASK;
2724 * ice_get_link_status - get status of the HW network link
2725 * @pi: port information structure
2726 * @link_up: pointer to bool (true/false = linkup/linkdown)
2728 * Variable link_up is true if link is up, false if link is down.
2729 * The variable link_up is invalid if status is non zero. As a
2730 * result of this call, link status reporting becomes enabled
2732 enum ice_status ice_get_link_status(struct ice_port_info *pi, bool *link_up)
2734 struct ice_phy_info *phy_info;
2735 enum ice_status status = ICE_SUCCESS;
2737 if (!pi || !link_up)
2738 return ICE_ERR_PARAM;
2740 phy_info = &pi->phy;
2742 if (phy_info->get_link_info) {
2743 status = ice_update_link_info(pi);
2746 ice_debug(pi->hw, ICE_DBG_LINK,
2747 "get link status error, status = %d\n",
2751 *link_up = phy_info->link_info.link_info & ICE_AQ_LINK_UP;
2757 * ice_aq_set_link_restart_an
2758 * @pi: pointer to the port information structure
2759 * @ena_link: if true: enable link, if false: disable link
2760 * @cd: pointer to command details structure or NULL
2762 * Sets up the link and restarts the Auto-Negotiation over the link.
2765 ice_aq_set_link_restart_an(struct ice_port_info *pi, bool ena_link,
2766 struct ice_sq_cd *cd)
2768 struct ice_aqc_restart_an *cmd;
2769 struct ice_aq_desc desc;
2771 cmd = &desc.params.restart_an;
2773 ice_fill_dflt_direct_cmd_desc(&desc, ice_aqc_opc_restart_an);
2775 cmd->cmd_flags = ICE_AQC_RESTART_AN_LINK_RESTART;
2776 cmd->lport_num = pi->lport;
2778 cmd->cmd_flags |= ICE_AQC_RESTART_AN_LINK_ENABLE;
2780 cmd->cmd_flags &= ~ICE_AQC_RESTART_AN_LINK_ENABLE;
2782 return ice_aq_send_cmd(pi->hw, &desc, NULL, 0, cd);
2786 * ice_aq_set_event_mask
2787 * @hw: pointer to the HW struct
2788 * @port_num: port number of the physical function
2789 * @mask: event mask to be set
2790 * @cd: pointer to command details structure or NULL
2792 * Set event mask (0x0613)
2795 ice_aq_set_event_mask(struct ice_hw *hw, u8 port_num, u16 mask,
2796 struct ice_sq_cd *cd)
2798 struct ice_aqc_set_event_mask *cmd;
2799 struct ice_aq_desc desc;
2801 cmd = &desc.params.set_event_mask;
2803 ice_fill_dflt_direct_cmd_desc(&desc, ice_aqc_opc_set_event_mask);
2805 cmd->lport_num = port_num;
2807 cmd->event_mask = CPU_TO_LE16(mask);
2808 return ice_aq_send_cmd(hw, &desc, NULL, 0, cd);
2812 * ice_aq_set_mac_loopback
2813 * @hw: pointer to the HW struct
2814 * @ena_lpbk: Enable or Disable loopback
2815 * @cd: pointer to command details structure or NULL
2817 * Enable/disable loopback on a given port
2820 ice_aq_set_mac_loopback(struct ice_hw *hw, bool ena_lpbk, struct ice_sq_cd *cd)
2822 struct ice_aqc_set_mac_lb *cmd;
2823 struct ice_aq_desc desc;
2825 cmd = &desc.params.set_mac_lb;
2827 ice_fill_dflt_direct_cmd_desc(&desc, ice_aqc_opc_set_mac_lb);
2829 cmd->lb_mode = ICE_AQ_MAC_LB_EN;
2831 return ice_aq_send_cmd(hw, &desc, NULL, 0, cd);
2835 * ice_aq_set_port_id_led
2836 * @pi: pointer to the port information
2837 * @is_orig_mode: is this LED set to original mode (by the net-list)
2838 * @cd: pointer to command details structure or NULL
2840 * Set LED value for the given port (0x06e9)
2843 ice_aq_set_port_id_led(struct ice_port_info *pi, bool is_orig_mode,
2844 struct ice_sq_cd *cd)
2846 struct ice_aqc_set_port_id_led *cmd;
2847 struct ice_hw *hw = pi->hw;
2848 struct ice_aq_desc desc;
2850 cmd = &desc.params.set_port_id_led;
2852 ice_fill_dflt_direct_cmd_desc(&desc, ice_aqc_opc_set_port_id_led);
2855 cmd->ident_mode = ICE_AQC_PORT_IDENT_LED_ORIG;
2857 cmd->ident_mode = ICE_AQC_PORT_IDENT_LED_BLINK;
2859 return ice_aq_send_cmd(hw, &desc, NULL, 0, cd);
2864 * @hw: pointer to the HW struct
2865 * @lport: bits [7:0] = logical port, bit [8] = logical port valid
2866 * @bus_addr: I2C bus address of the eeprom (typically 0xA0, 0=topo default)
2867 * @mem_addr: I2C offset. lower 8 bits for address, 8 upper bits zero padding.
2869 * @set_page: set or ignore the page
2870 * @data: pointer to data buffer to be read/written to the I2C device.
2871 * @length: 1-16 for read, 1 for write.
2872 * @write: 0 read, 1 for write.
2873 * @cd: pointer to command details structure or NULL
2875 * Read/Write SFF EEPROM (0x06EE)
2878 ice_aq_sff_eeprom(struct ice_hw *hw, u16 lport, u8 bus_addr,
2879 u16 mem_addr, u8 page, u8 set_page, u8 *data, u8 length,
2880 bool write, struct ice_sq_cd *cd)
2882 struct ice_aqc_sff_eeprom *cmd;
2883 struct ice_aq_desc desc;
2884 enum ice_status status;
2886 if (!data || (mem_addr & 0xff00))
2887 return ICE_ERR_PARAM;
2889 ice_fill_dflt_direct_cmd_desc(&desc, ice_aqc_opc_sff_eeprom);
2890 cmd = &desc.params.read_write_sff_param;
2891 desc.flags = CPU_TO_LE16(ICE_AQ_FLAG_RD | ICE_AQ_FLAG_BUF);
2892 cmd->lport_num = (u8)(lport & 0xff);
2893 cmd->lport_num_valid = (u8)((lport >> 8) & 0x01);
2894 cmd->i2c_bus_addr = CPU_TO_LE16(((bus_addr >> 1) &
2895 ICE_AQC_SFF_I2CBUS_7BIT_M) |
2897 ICE_AQC_SFF_SET_EEPROM_PAGE_S) &
2898 ICE_AQC_SFF_SET_EEPROM_PAGE_M));
2899 cmd->i2c_mem_addr = CPU_TO_LE16(mem_addr & 0xff);
2900 cmd->eeprom_page = CPU_TO_LE16((u16)page << ICE_AQC_SFF_EEPROM_PAGE_S);
2902 cmd->i2c_bus_addr |= CPU_TO_LE16(ICE_AQC_SFF_IS_WRITE);
2904 status = ice_aq_send_cmd(hw, &desc, data, length, cd);
2909 * __ice_aq_get_set_rss_lut
2910 * @hw: pointer to the hardware structure
2911 * @vsi_id: VSI FW index
2912 * @lut_type: LUT table type
2913 * @lut: pointer to the LUT buffer provided by the caller
2914 * @lut_size: size of the LUT buffer
2915 * @glob_lut_idx: global LUT index
2916 * @set: set true to set the table, false to get the table
2918 * Internal function to get (0x0B05) or set (0x0B03) RSS look up table
2920 static enum ice_status
2921 __ice_aq_get_set_rss_lut(struct ice_hw *hw, u16 vsi_id, u8 lut_type, u8 *lut,
2922 u16 lut_size, u8 glob_lut_idx, bool set)
2924 struct ice_aqc_get_set_rss_lut *cmd_resp;
2925 struct ice_aq_desc desc;
2926 enum ice_status status;
2929 cmd_resp = &desc.params.get_set_rss_lut;
2932 ice_fill_dflt_direct_cmd_desc(&desc, ice_aqc_opc_set_rss_lut);
2933 desc.flags |= CPU_TO_LE16(ICE_AQ_FLAG_RD);
2935 ice_fill_dflt_direct_cmd_desc(&desc, ice_aqc_opc_get_rss_lut);
2938 cmd_resp->vsi_id = CPU_TO_LE16(((vsi_id <<
2939 ICE_AQC_GSET_RSS_LUT_VSI_ID_S) &
2940 ICE_AQC_GSET_RSS_LUT_VSI_ID_M) |
2941 ICE_AQC_GSET_RSS_LUT_VSI_VALID);
2944 case ICE_AQC_GSET_RSS_LUT_TABLE_TYPE_VSI:
2945 case ICE_AQC_GSET_RSS_LUT_TABLE_TYPE_PF:
2946 case ICE_AQC_GSET_RSS_LUT_TABLE_TYPE_GLOBAL:
2947 flags |= ((lut_type << ICE_AQC_GSET_RSS_LUT_TABLE_TYPE_S) &
2948 ICE_AQC_GSET_RSS_LUT_TABLE_TYPE_M);
2951 status = ICE_ERR_PARAM;
2952 goto ice_aq_get_set_rss_lut_exit;
2955 if (lut_type == ICE_AQC_GSET_RSS_LUT_TABLE_TYPE_GLOBAL) {
2956 flags |= ((glob_lut_idx << ICE_AQC_GSET_RSS_LUT_GLOBAL_IDX_S) &
2957 ICE_AQC_GSET_RSS_LUT_GLOBAL_IDX_M);
2960 goto ice_aq_get_set_rss_lut_send;
2961 } else if (lut_type == ICE_AQC_GSET_RSS_LUT_TABLE_TYPE_PF) {
2963 goto ice_aq_get_set_rss_lut_send;
2965 goto ice_aq_get_set_rss_lut_send;
2968 /* LUT size is only valid for Global and PF table types */
2970 case ICE_AQC_GSET_RSS_LUT_TABLE_SIZE_128:
2971 flags |= (ICE_AQC_GSET_RSS_LUT_TABLE_SIZE_128_FLAG <<
2972 ICE_AQC_GSET_RSS_LUT_TABLE_SIZE_S) &
2973 ICE_AQC_GSET_RSS_LUT_TABLE_SIZE_M;
2975 case ICE_AQC_GSET_RSS_LUT_TABLE_SIZE_512:
2976 flags |= (ICE_AQC_GSET_RSS_LUT_TABLE_SIZE_512_FLAG <<
2977 ICE_AQC_GSET_RSS_LUT_TABLE_SIZE_S) &
2978 ICE_AQC_GSET_RSS_LUT_TABLE_SIZE_M;
2980 case ICE_AQC_GSET_RSS_LUT_TABLE_SIZE_2K:
2981 if (lut_type == ICE_AQC_GSET_RSS_LUT_TABLE_TYPE_PF) {
2982 flags |= (ICE_AQC_GSET_RSS_LUT_TABLE_SIZE_2K_FLAG <<
2983 ICE_AQC_GSET_RSS_LUT_TABLE_SIZE_S) &
2984 ICE_AQC_GSET_RSS_LUT_TABLE_SIZE_M;
2989 status = ICE_ERR_PARAM;
2990 goto ice_aq_get_set_rss_lut_exit;
2993 ice_aq_get_set_rss_lut_send:
2994 cmd_resp->flags = CPU_TO_LE16(flags);
2995 status = ice_aq_send_cmd(hw, &desc, lut, lut_size, NULL);
2997 ice_aq_get_set_rss_lut_exit:
3002 * ice_aq_get_rss_lut
3003 * @hw: pointer to the hardware structure
3004 * @vsi_handle: software VSI handle
3005 * @lut_type: LUT table type
3006 * @lut: pointer to the LUT buffer provided by the caller
3007 * @lut_size: size of the LUT buffer
3009 * get the RSS lookup table, PF or VSI type
3012 ice_aq_get_rss_lut(struct ice_hw *hw, u16 vsi_handle, u8 lut_type,
3013 u8 *lut, u16 lut_size)
3015 if (!ice_is_vsi_valid(hw, vsi_handle) || !lut)
3016 return ICE_ERR_PARAM;
3018 return __ice_aq_get_set_rss_lut(hw, ice_get_hw_vsi_num(hw, vsi_handle),
3019 lut_type, lut, lut_size, 0, false);
3023 * ice_aq_set_rss_lut
3024 * @hw: pointer to the hardware structure
3025 * @vsi_handle: software VSI handle
3026 * @lut_type: LUT table type
3027 * @lut: pointer to the LUT buffer provided by the caller
3028 * @lut_size: size of the LUT buffer
3030 * set the RSS lookup table, PF or VSI type
3033 ice_aq_set_rss_lut(struct ice_hw *hw, u16 vsi_handle, u8 lut_type,
3034 u8 *lut, u16 lut_size)
3036 if (!ice_is_vsi_valid(hw, vsi_handle) || !lut)
3037 return ICE_ERR_PARAM;
3039 return __ice_aq_get_set_rss_lut(hw, ice_get_hw_vsi_num(hw, vsi_handle),
3040 lut_type, lut, lut_size, 0, true);
3044 * __ice_aq_get_set_rss_key
3045 * @hw: pointer to the HW struct
3046 * @vsi_id: VSI FW index
3047 * @key: pointer to key info struct
3048 * @set: set true to set the key, false to get the key
3050 * get (0x0B04) or set (0x0B02) the RSS key per VSI
3053 ice_status __ice_aq_get_set_rss_key(struct ice_hw *hw, u16 vsi_id,
3054 struct ice_aqc_get_set_rss_keys *key,
3057 struct ice_aqc_get_set_rss_key *cmd_resp;
3058 u16 key_size = sizeof(*key);
3059 struct ice_aq_desc desc;
3061 cmd_resp = &desc.params.get_set_rss_key;
3064 ice_fill_dflt_direct_cmd_desc(&desc, ice_aqc_opc_set_rss_key);
3065 desc.flags |= CPU_TO_LE16(ICE_AQ_FLAG_RD);
3067 ice_fill_dflt_direct_cmd_desc(&desc, ice_aqc_opc_get_rss_key);
3070 cmd_resp->vsi_id = CPU_TO_LE16(((vsi_id <<
3071 ICE_AQC_GSET_RSS_KEY_VSI_ID_S) &
3072 ICE_AQC_GSET_RSS_KEY_VSI_ID_M) |
3073 ICE_AQC_GSET_RSS_KEY_VSI_VALID);
3075 return ice_aq_send_cmd(hw, &desc, key, key_size, NULL);
3079 * ice_aq_get_rss_key
3080 * @hw: pointer to the HW struct
3081 * @vsi_handle: software VSI handle
3082 * @key: pointer to key info struct
3084 * get the RSS key per VSI
3087 ice_aq_get_rss_key(struct ice_hw *hw, u16 vsi_handle,
3088 struct ice_aqc_get_set_rss_keys *key)
3090 if (!ice_is_vsi_valid(hw, vsi_handle) || !key)
3091 return ICE_ERR_PARAM;
3093 return __ice_aq_get_set_rss_key(hw, ice_get_hw_vsi_num(hw, vsi_handle),
3098 * ice_aq_set_rss_key
3099 * @hw: pointer to the HW struct
3100 * @vsi_handle: software VSI handle
3101 * @keys: pointer to key info struct
3103 * set the RSS key per VSI
3106 ice_aq_set_rss_key(struct ice_hw *hw, u16 vsi_handle,
3107 struct ice_aqc_get_set_rss_keys *keys)
3109 if (!ice_is_vsi_valid(hw, vsi_handle) || !keys)
3110 return ICE_ERR_PARAM;
3112 return __ice_aq_get_set_rss_key(hw, ice_get_hw_vsi_num(hw, vsi_handle),
3117 * ice_aq_add_lan_txq
3118 * @hw: pointer to the hardware structure
3119 * @num_qgrps: Number of added queue groups
3120 * @qg_list: list of queue groups to be added
3121 * @buf_size: size of buffer for indirect command
3122 * @cd: pointer to command details structure or NULL
3124 * Add Tx LAN queue (0x0C30)
3127 * Prior to calling add Tx LAN queue:
3128 * Initialize the following as part of the Tx queue context:
3129 * Completion queue ID if the queue uses Completion queue, Quanta profile,
3130 * Cache profile and Packet shaper profile.
3132 * After add Tx LAN queue AQ command is completed:
3133 * Interrupts should be associated with specific queues,
3134 * Association of Tx queue to Doorbell queue is not part of Add LAN Tx queue
3138 ice_aq_add_lan_txq(struct ice_hw *hw, u8 num_qgrps,
3139 struct ice_aqc_add_tx_qgrp *qg_list, u16 buf_size,
3140 struct ice_sq_cd *cd)
3142 u16 i, sum_header_size, sum_q_size = 0;
3143 struct ice_aqc_add_tx_qgrp *list;
3144 struct ice_aqc_add_txqs *cmd;
3145 struct ice_aq_desc desc;
3147 ice_debug(hw, ICE_DBG_TRACE, "%s\n", __func__);
3149 cmd = &desc.params.add_txqs;
3151 ice_fill_dflt_direct_cmd_desc(&desc, ice_aqc_opc_add_txqs);
3154 return ICE_ERR_PARAM;
3156 if (num_qgrps > ICE_LAN_TXQ_MAX_QGRPS)
3157 return ICE_ERR_PARAM;
3159 sum_header_size = num_qgrps *
3160 (sizeof(*qg_list) - sizeof(*qg_list->txqs));
3163 for (i = 0; i < num_qgrps; i++) {
3164 struct ice_aqc_add_txqs_perq *q = list->txqs;
3166 sum_q_size += list->num_txqs * sizeof(*q);
3167 list = (struct ice_aqc_add_tx_qgrp *)(q + list->num_txqs);
3170 if (buf_size != (sum_header_size + sum_q_size))
3171 return ICE_ERR_PARAM;
3173 desc.flags |= CPU_TO_LE16(ICE_AQ_FLAG_RD);
3175 cmd->num_qgrps = num_qgrps;
3177 return ice_aq_send_cmd(hw, &desc, qg_list, buf_size, cd);
3181 * ice_aq_dis_lan_txq
3182 * @hw: pointer to the hardware structure
3183 * @num_qgrps: number of groups in the list
3184 * @qg_list: the list of groups to disable
3185 * @buf_size: the total size of the qg_list buffer in bytes
3186 * @rst_src: if called due to reset, specifies the reset source
3187 * @vmvf_num: the relative VM or VF number that is undergoing the reset
3188 * @cd: pointer to command details structure or NULL
3190 * Disable LAN Tx queue (0x0C31)
3192 static enum ice_status
3193 ice_aq_dis_lan_txq(struct ice_hw *hw, u8 num_qgrps,
3194 struct ice_aqc_dis_txq_item *qg_list, u16 buf_size,
3195 enum ice_disq_rst_src rst_src, u16 vmvf_num,
3196 struct ice_sq_cd *cd)
3198 struct ice_aqc_dis_txqs *cmd;
3199 struct ice_aq_desc desc;
3200 enum ice_status status;
3203 ice_debug(hw, ICE_DBG_TRACE, "%s\n", __func__);
3204 cmd = &desc.params.dis_txqs;
3205 ice_fill_dflt_direct_cmd_desc(&desc, ice_aqc_opc_dis_txqs);
3207 /* qg_list can be NULL only in VM/VF reset flow */
3208 if (!qg_list && !rst_src)
3209 return ICE_ERR_PARAM;
3211 if (num_qgrps > ICE_LAN_TXQ_MAX_QGRPS)
3212 return ICE_ERR_PARAM;
3214 cmd->num_entries = num_qgrps;
3216 cmd->vmvf_and_timeout = CPU_TO_LE16((5 << ICE_AQC_Q_DIS_TIMEOUT_S) &
3217 ICE_AQC_Q_DIS_TIMEOUT_M);
3221 cmd->cmd_type = ICE_AQC_Q_DIS_CMD_VM_RESET;
3222 cmd->vmvf_and_timeout |=
3223 CPU_TO_LE16(vmvf_num & ICE_AQC_Q_DIS_VMVF_NUM_M);
3230 /* flush pipe on time out */
3231 cmd->cmd_type |= ICE_AQC_Q_DIS_CMD_FLUSH_PIPE;
3232 /* If no queue group info, we are in a reset flow. Issue the AQ */
3236 /* set RD bit to indicate that command buffer is provided by the driver
3237 * and it needs to be read by the firmware
3239 desc.flags |= CPU_TO_LE16(ICE_AQ_FLAG_RD);
3241 for (i = 0; i < num_qgrps; ++i) {
3242 /* Calculate the size taken up by the queue IDs in this group */
3243 sz += qg_list[i].num_qs * sizeof(qg_list[i].q_id);
3245 /* Add the size of the group header */
3246 sz += sizeof(qg_list[i]) - sizeof(qg_list[i].q_id);
3248 /* If the num of queues is even, add 2 bytes of padding */
3249 if ((qg_list[i].num_qs % 2) == 0)
3254 return ICE_ERR_PARAM;
3257 status = ice_aq_send_cmd(hw, &desc, qg_list, buf_size, cd);
3260 ice_debug(hw, ICE_DBG_SCHED, "VM%d disable failed %d\n",
3261 vmvf_num, hw->adminq.sq_last_status);
3263 ice_debug(hw, ICE_DBG_SCHED, "disable queue %d failed %d\n",
3264 LE16_TO_CPU(qg_list[0].q_id[0]),
3265 hw->adminq.sq_last_status);
3271 * ice_aq_move_recfg_lan_txq
3272 * @hw: pointer to the hardware structure
3273 * @num_qs: number of queues to move/reconfigure
3274 * @is_move: true if this operation involves node movement
3275 * @is_tc_change: true if this operation involves a TC change
3276 * @subseq_call: true if this operation is a subsequent call
3277 * @flush_pipe: on timeout, true to flush pipe, false to return EAGAIN
3278 * @timeout: timeout in units of 100 usec (valid values 0-50)
3279 * @blocked_cgds: out param, bitmap of CGDs that timed out if returning EAGAIN
3280 * @buf: struct containing src/dest TEID and per-queue info
3281 * @buf_size: size of buffer for indirect command
3282 * @txqs_moved: out param, number of queues successfully moved
3283 * @cd: pointer to command details structure or NULL
3285 * Move / Reconfigure Tx LAN queues (0x0C32)
3288 ice_aq_move_recfg_lan_txq(struct ice_hw *hw, u8 num_qs, bool is_move,
3289 bool is_tc_change, bool subseq_call, bool flush_pipe,
3290 u8 timeout, u32 *blocked_cgds,
3291 struct ice_aqc_move_txqs_data *buf, u16 buf_size,
3292 u8 *txqs_moved, struct ice_sq_cd *cd)
3294 struct ice_aqc_move_txqs *cmd;
3295 struct ice_aq_desc desc;
3296 enum ice_status status;
3298 cmd = &desc.params.move_txqs;
3299 ice_fill_dflt_direct_cmd_desc(&desc, ice_aqc_opc_move_recfg_txqs);
3301 #define ICE_LAN_TXQ_MOVE_TIMEOUT_MAX 50
3302 if (timeout > ICE_LAN_TXQ_MOVE_TIMEOUT_MAX)
3303 return ICE_ERR_PARAM;
3305 if (is_tc_change && !flush_pipe && !blocked_cgds)
3306 return ICE_ERR_PARAM;
3308 if (!is_move && !is_tc_change)
3309 return ICE_ERR_PARAM;
3311 desc.flags |= CPU_TO_LE16(ICE_AQ_FLAG_RD);
3314 cmd->cmd_type |= ICE_AQC_Q_CMD_TYPE_MOVE;
3317 cmd->cmd_type |= ICE_AQC_Q_CMD_TYPE_TC_CHANGE;
3320 cmd->cmd_type |= ICE_AQC_Q_CMD_SUBSEQ_CALL;
3323 cmd->cmd_type |= ICE_AQC_Q_CMD_FLUSH_PIPE;
3325 cmd->num_qs = num_qs;
3326 cmd->timeout = ((timeout << ICE_AQC_Q_CMD_TIMEOUT_S) &
3327 ICE_AQC_Q_CMD_TIMEOUT_M);
3329 status = ice_aq_send_cmd(hw, &desc, buf, buf_size, cd);
3331 if (!status && txqs_moved)
3332 *txqs_moved = cmd->num_qs;
3334 if (hw->adminq.sq_last_status == ICE_AQ_RC_EAGAIN &&
3335 is_tc_change && !flush_pipe)
3336 *blocked_cgds = LE32_TO_CPU(cmd->blocked_cgds);
3341 /* End of FW Admin Queue command wrappers */
3344 * ice_write_byte - write a byte to a packed context structure
3345 * @src_ctx: the context structure to read from
3346 * @dest_ctx: the context to be written to
3347 * @ce_info: a description of the struct to be filled
3350 ice_write_byte(u8 *src_ctx, u8 *dest_ctx, const struct ice_ctx_ele *ce_info)
3352 u8 src_byte, dest_byte, mask;
3356 /* copy from the next struct field */
3357 from = src_ctx + ce_info->offset;
3359 /* prepare the bits and mask */
3360 shift_width = ce_info->lsb % 8;
3361 mask = (u8)(BIT(ce_info->width) - 1);
3366 /* shift to correct alignment */
3367 mask <<= shift_width;
3368 src_byte <<= shift_width;
3370 /* get the current bits from the target bit string */
3371 dest = dest_ctx + (ce_info->lsb / 8);
3373 ice_memcpy(&dest_byte, dest, sizeof(dest_byte), ICE_DMA_TO_NONDMA);
3375 dest_byte &= ~mask; /* get the bits not changing */
3376 dest_byte |= src_byte; /* add in the new bits */
3378 /* put it all back */
3379 ice_memcpy(dest, &dest_byte, sizeof(dest_byte), ICE_NONDMA_TO_DMA);
3383 * ice_write_word - write a word to a packed context structure
3384 * @src_ctx: the context structure to read from
3385 * @dest_ctx: the context to be written to
3386 * @ce_info: a description of the struct to be filled
3389 ice_write_word(u8 *src_ctx, u8 *dest_ctx, const struct ice_ctx_ele *ce_info)
3396 /* copy from the next struct field */
3397 from = src_ctx + ce_info->offset;
3399 /* prepare the bits and mask */
3400 shift_width = ce_info->lsb % 8;
3401 mask = BIT(ce_info->width) - 1;
3403 /* don't swizzle the bits until after the mask because the mask bits
3404 * will be in a different bit position on big endian machines
3406 src_word = *(u16 *)from;
3409 /* shift to correct alignment */
3410 mask <<= shift_width;
3411 src_word <<= shift_width;
3413 /* get the current bits from the target bit string */
3414 dest = dest_ctx + (ce_info->lsb / 8);
3416 ice_memcpy(&dest_word, dest, sizeof(dest_word), ICE_DMA_TO_NONDMA);
3418 dest_word &= ~(CPU_TO_LE16(mask)); /* get the bits not changing */
3419 dest_word |= CPU_TO_LE16(src_word); /* add in the new bits */
3421 /* put it all back */
3422 ice_memcpy(dest, &dest_word, sizeof(dest_word), ICE_NONDMA_TO_DMA);
3426 * ice_write_dword - write a dword to a packed context structure
3427 * @src_ctx: the context structure to read from
3428 * @dest_ctx: the context to be written to
3429 * @ce_info: a description of the struct to be filled
3432 ice_write_dword(u8 *src_ctx, u8 *dest_ctx, const struct ice_ctx_ele *ce_info)
3434 u32 src_dword, mask;
3439 /* copy from the next struct field */
3440 from = src_ctx + ce_info->offset;
3442 /* prepare the bits and mask */
3443 shift_width = ce_info->lsb % 8;
3445 /* if the field width is exactly 32 on an x86 machine, then the shift
3446 * operation will not work because the SHL instructions count is masked
3447 * to 5 bits so the shift will do nothing
3449 if (ce_info->width < 32)
3450 mask = BIT(ce_info->width) - 1;
3454 /* don't swizzle the bits until after the mask because the mask bits
3455 * will be in a different bit position on big endian machines
3457 src_dword = *(u32 *)from;
3460 /* shift to correct alignment */
3461 mask <<= shift_width;
3462 src_dword <<= shift_width;
3464 /* get the current bits from the target bit string */
3465 dest = dest_ctx + (ce_info->lsb / 8);
3467 ice_memcpy(&dest_dword, dest, sizeof(dest_dword), ICE_DMA_TO_NONDMA);
3469 dest_dword &= ~(CPU_TO_LE32(mask)); /* get the bits not changing */
3470 dest_dword |= CPU_TO_LE32(src_dword); /* add in the new bits */
3472 /* put it all back */
3473 ice_memcpy(dest, &dest_dword, sizeof(dest_dword), ICE_NONDMA_TO_DMA);
3477 * ice_write_qword - write a qword to a packed context structure
3478 * @src_ctx: the context structure to read from
3479 * @dest_ctx: the context to be written to
3480 * @ce_info: a description of the struct to be filled
3483 ice_write_qword(u8 *src_ctx, u8 *dest_ctx, const struct ice_ctx_ele *ce_info)
3485 u64 src_qword, mask;
3490 /* copy from the next struct field */
3491 from = src_ctx + ce_info->offset;
3493 /* prepare the bits and mask */
3494 shift_width = ce_info->lsb % 8;
3496 /* if the field width is exactly 64 on an x86 machine, then the shift
3497 * operation will not work because the SHL instructions count is masked
3498 * to 6 bits so the shift will do nothing
3500 if (ce_info->width < 64)
3501 mask = BIT_ULL(ce_info->width) - 1;
3505 /* don't swizzle the bits until after the mask because the mask bits
3506 * will be in a different bit position on big endian machines
3508 src_qword = *(u64 *)from;
3511 /* shift to correct alignment */
3512 mask <<= shift_width;
3513 src_qword <<= shift_width;
3515 /* get the current bits from the target bit string */
3516 dest = dest_ctx + (ce_info->lsb / 8);
3518 ice_memcpy(&dest_qword, dest, sizeof(dest_qword), ICE_DMA_TO_NONDMA);
3520 dest_qword &= ~(CPU_TO_LE64(mask)); /* get the bits not changing */
3521 dest_qword |= CPU_TO_LE64(src_qword); /* add in the new bits */
3523 /* put it all back */
3524 ice_memcpy(dest, &dest_qword, sizeof(dest_qword), ICE_NONDMA_TO_DMA);
3528 * ice_set_ctx - set context bits in packed structure
3529 * @src_ctx: pointer to a generic non-packed context structure
3530 * @dest_ctx: pointer to memory for the packed structure
3531 * @ce_info: a description of the structure to be transformed
3534 ice_set_ctx(u8 *src_ctx, u8 *dest_ctx, const struct ice_ctx_ele *ce_info)
3538 for (f = 0; ce_info[f].width; f++) {
3539 /* We have to deal with each element of the FW response
3540 * using the correct size so that we are correct regardless
3541 * of the endianness of the machine.
3543 switch (ce_info[f].size_of) {
3545 ice_write_byte(src_ctx, dest_ctx, &ce_info[f]);
3548 ice_write_word(src_ctx, dest_ctx, &ce_info[f]);
3551 ice_write_dword(src_ctx, dest_ctx, &ce_info[f]);
3554 ice_write_qword(src_ctx, dest_ctx, &ce_info[f]);
3557 return ICE_ERR_INVAL_SIZE;
3565 * ice_read_byte - read context byte into struct
3566 * @src_ctx: the context structure to read from
3567 * @dest_ctx: the context to be written to
3568 * @ce_info: a description of the struct to be filled
3571 ice_read_byte(u8 *src_ctx, u8 *dest_ctx, struct ice_ctx_ele *ce_info)
3577 /* prepare the bits and mask */
3578 shift_width = ce_info->lsb % 8;
3579 mask = (u8)(BIT(ce_info->width) - 1);
3581 /* shift to correct alignment */
3582 mask <<= shift_width;
3584 /* get the current bits from the src bit string */
3585 src = src_ctx + (ce_info->lsb / 8);
3587 ice_memcpy(&dest_byte, src, sizeof(dest_byte), ICE_DMA_TO_NONDMA);
3589 dest_byte &= ~(mask);
3591 dest_byte >>= shift_width;
3593 /* get the address from the struct field */
3594 target = dest_ctx + ce_info->offset;
3596 /* put it back in the struct */
3597 ice_memcpy(target, &dest_byte, sizeof(dest_byte), ICE_NONDMA_TO_DMA);
3601 * ice_read_word - read context word into struct
3602 * @src_ctx: the context structure to read from
3603 * @dest_ctx: the context to be written to
3604 * @ce_info: a description of the struct to be filled
3607 ice_read_word(u8 *src_ctx, u8 *dest_ctx, struct ice_ctx_ele *ce_info)
3609 u16 dest_word, mask;
3614 /* prepare the bits and mask */
3615 shift_width = ce_info->lsb % 8;
3616 mask = BIT(ce_info->width) - 1;
3618 /* shift to correct alignment */
3619 mask <<= shift_width;
3621 /* get the current bits from the src bit string */
3622 src = src_ctx + (ce_info->lsb / 8);
3624 ice_memcpy(&src_word, src, sizeof(src_word), ICE_DMA_TO_NONDMA);
3626 /* the data in the memory is stored as little endian so mask it
3629 src_word &= ~(CPU_TO_LE16(mask));
3631 /* get the data back into host order before shifting */
3632 dest_word = LE16_TO_CPU(src_word);
3634 dest_word >>= shift_width;
3636 /* get the address from the struct field */
3637 target = dest_ctx + ce_info->offset;
3639 /* put it back in the struct */
3640 ice_memcpy(target, &dest_word, sizeof(dest_word), ICE_NONDMA_TO_DMA);
3644 * ice_read_dword - read context dword 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_dword(u8 *src_ctx, u8 *dest_ctx, struct ice_ctx_ele *ce_info)
3652 u32 dest_dword, mask;
3657 /* prepare the bits and mask */
3658 shift_width = ce_info->lsb % 8;
3660 /* if the field width is exactly 32 on an x86 machine, then the shift
3661 * operation will not work because the SHL instructions count is masked
3662 * to 5 bits so the shift will do nothing
3664 if (ce_info->width < 32)
3665 mask = BIT(ce_info->width) - 1;
3669 /* shift to correct alignment */
3670 mask <<= shift_width;
3672 /* get the current bits from the src bit string */
3673 src = src_ctx + (ce_info->lsb / 8);
3675 ice_memcpy(&src_dword, src, sizeof(src_dword), ICE_DMA_TO_NONDMA);
3677 /* the data in the memory is stored as little endian so mask it
3680 src_dword &= ~(CPU_TO_LE32(mask));
3682 /* get the data back into host order before shifting */
3683 dest_dword = LE32_TO_CPU(src_dword);
3685 dest_dword >>= shift_width;
3687 /* get the address from the struct field */
3688 target = dest_ctx + ce_info->offset;
3690 /* put it back in the struct */
3691 ice_memcpy(target, &dest_dword, sizeof(dest_dword), ICE_NONDMA_TO_DMA);
3695 * ice_read_qword - read context qword into struct
3696 * @src_ctx: the context structure to read from
3697 * @dest_ctx: the context to be written to
3698 * @ce_info: a description of the struct to be filled
3701 ice_read_qword(u8 *src_ctx, u8 *dest_ctx, struct ice_ctx_ele *ce_info)
3703 u64 dest_qword, mask;
3708 /* prepare the bits and mask */
3709 shift_width = ce_info->lsb % 8;
3711 /* if the field width is exactly 64 on an x86 machine, then the shift
3712 * operation will not work because the SHL instructions count is masked
3713 * to 6 bits so the shift will do nothing
3715 if (ce_info->width < 64)
3716 mask = BIT_ULL(ce_info->width) - 1;
3720 /* shift to correct alignment */
3721 mask <<= shift_width;
3723 /* get the current bits from the src bit string */
3724 src = src_ctx + (ce_info->lsb / 8);
3726 ice_memcpy(&src_qword, src, sizeof(src_qword), ICE_DMA_TO_NONDMA);
3728 /* the data in the memory is stored as little endian so mask it
3731 src_qword &= ~(CPU_TO_LE64(mask));
3733 /* get the data back into host order before shifting */
3734 dest_qword = LE64_TO_CPU(src_qword);
3736 dest_qword >>= shift_width;
3738 /* get the address from the struct field */
3739 target = dest_ctx + ce_info->offset;
3741 /* put it back in the struct */
3742 ice_memcpy(target, &dest_qword, sizeof(dest_qword), ICE_NONDMA_TO_DMA);
3746 * ice_get_ctx - extract context bits from a packed structure
3747 * @src_ctx: pointer to a generic packed context structure
3748 * @dest_ctx: pointer to a generic non-packed context structure
3749 * @ce_info: a description of the structure to be read from
3752 ice_get_ctx(u8 *src_ctx, u8 *dest_ctx, struct ice_ctx_ele *ce_info)
3756 for (f = 0; ce_info[f].width; f++) {
3757 switch (ce_info[f].size_of) {
3759 ice_read_byte(src_ctx, dest_ctx, &ce_info[f]);
3762 ice_read_word(src_ctx, dest_ctx, &ce_info[f]);
3765 ice_read_dword(src_ctx, dest_ctx, &ce_info[f]);
3768 ice_read_qword(src_ctx, dest_ctx, &ce_info[f]);
3771 /* nothing to do, just keep going */
3780 * ice_get_lan_q_ctx - get the LAN queue context for the given VSI and TC
3781 * @hw: pointer to the HW struct
3782 * @vsi_handle: software VSI handle
3784 * @q_handle: software queue handle
3787 ice_get_lan_q_ctx(struct ice_hw *hw, u16 vsi_handle, u8 tc, u16 q_handle)
3789 struct ice_vsi_ctx *vsi;
3790 struct ice_q_ctx *q_ctx;
3792 vsi = ice_get_vsi_ctx(hw, vsi_handle);
3795 if (q_handle >= vsi->num_lan_q_entries[tc])
3797 if (!vsi->lan_q_ctx[tc])
3799 q_ctx = vsi->lan_q_ctx[tc];
3800 return &q_ctx[q_handle];
3805 * @pi: port information structure
3806 * @vsi_handle: software VSI handle
3808 * @q_handle: software queue handle
3809 * @num_qgrps: Number of added queue groups
3810 * @buf: list of queue groups to be added
3811 * @buf_size: size of buffer for indirect command
3812 * @cd: pointer to command details structure or NULL
3814 * This function adds one LAN queue
3817 ice_ena_vsi_txq(struct ice_port_info *pi, u16 vsi_handle, u8 tc, u16 q_handle,
3818 u8 num_qgrps, struct ice_aqc_add_tx_qgrp *buf, u16 buf_size,
3819 struct ice_sq_cd *cd)
3821 struct ice_aqc_txsched_elem_data node = { 0 };
3822 struct ice_sched_node *parent;
3823 struct ice_q_ctx *q_ctx;
3824 enum ice_status status;
3827 if (!pi || pi->port_state != ICE_SCHED_PORT_STATE_READY)
3830 if (num_qgrps > 1 || buf->num_txqs > 1)
3831 return ICE_ERR_MAX_LIMIT;
3835 if (!ice_is_vsi_valid(hw, vsi_handle))
3836 return ICE_ERR_PARAM;
3838 ice_acquire_lock(&pi->sched_lock);
3840 q_ctx = ice_get_lan_q_ctx(hw, vsi_handle, tc, q_handle);
3842 ice_debug(hw, ICE_DBG_SCHED, "Enaq: invalid queue handle %d\n",
3844 status = ICE_ERR_PARAM;
3848 /* find a parent node */
3849 parent = ice_sched_get_free_qparent(pi, vsi_handle, tc,
3850 ICE_SCHED_NODE_OWNER_LAN);
3852 status = ICE_ERR_PARAM;
3856 buf->parent_teid = parent->info.node_teid;
3857 node.parent_teid = parent->info.node_teid;
3858 /* Mark that the values in the "generic" section as valid. The default
3859 * value in the "generic" section is zero. This means that :
3860 * - Scheduling mode is Bytes Per Second (BPS), indicated by Bit 0.
3861 * - 0 priority among siblings, indicated by Bit 1-3.
3862 * - WFQ, indicated by Bit 4.
3863 * - 0 Adjustment value is used in PSM credit update flow, indicated by
3865 * - Bit 7 is reserved.
3866 * Without setting the generic section as valid in valid_sections, the
3867 * Admin queue command will fail with error code ICE_AQ_RC_EINVAL.
3869 buf->txqs[0].info.valid_sections = ICE_AQC_ELEM_VALID_GENERIC;
3871 /* add the LAN queue */
3872 status = ice_aq_add_lan_txq(hw, num_qgrps, buf, buf_size, cd);
3873 if (status != ICE_SUCCESS) {
3874 ice_debug(hw, ICE_DBG_SCHED, "enable queue %d failed %d\n",
3875 LE16_TO_CPU(buf->txqs[0].txq_id),
3876 hw->adminq.sq_last_status);
3880 node.node_teid = buf->txqs[0].q_teid;
3881 node.data.elem_type = ICE_AQC_ELEM_TYPE_LEAF;
3882 q_ctx->q_handle = q_handle;
3883 q_ctx->q_teid = LE32_TO_CPU(node.node_teid);
3885 /* add a leaf node into scheduler tree queue layer */
3886 status = ice_sched_add_node(pi, hw->num_tx_sched_layers - 1, &node);
3888 status = ice_sched_replay_q_bw(pi, q_ctx);
3891 ice_release_lock(&pi->sched_lock);
3897 * @pi: port information structure
3898 * @vsi_handle: software VSI handle
3900 * @num_queues: number of queues
3901 * @q_handles: pointer to software queue handle array
3902 * @q_ids: pointer to the q_id array
3903 * @q_teids: pointer to queue node teids
3904 * @rst_src: if called due to reset, specifies the reset source
3905 * @vmvf_num: the relative VM or VF number that is undergoing the reset
3906 * @cd: pointer to command details structure or NULL
3908 * This function removes queues and their corresponding nodes in SW DB
3911 ice_dis_vsi_txq(struct ice_port_info *pi, u16 vsi_handle, u8 tc, u8 num_queues,
3912 u16 *q_handles, u16 *q_ids, u32 *q_teids,
3913 enum ice_disq_rst_src rst_src, u16 vmvf_num,
3914 struct ice_sq_cd *cd)
3916 enum ice_status status = ICE_ERR_DOES_NOT_EXIST;
3917 struct ice_aqc_dis_txq_item qg_list;
3918 struct ice_q_ctx *q_ctx;
3921 if (!pi || pi->port_state != ICE_SCHED_PORT_STATE_READY)
3925 /* if queue is disabled already yet the disable queue command
3926 * has to be sent to complete the VF reset, then call
3927 * ice_aq_dis_lan_txq without any queue information
3930 return ice_aq_dis_lan_txq(pi->hw, 0, NULL, 0, rst_src,
3935 ice_acquire_lock(&pi->sched_lock);
3937 for (i = 0; i < num_queues; i++) {
3938 struct ice_sched_node *node;
3940 node = ice_sched_find_node_by_teid(pi->root, q_teids[i]);
3943 q_ctx = ice_get_lan_q_ctx(pi->hw, vsi_handle, tc, q_handles[i]);
3945 ice_debug(pi->hw, ICE_DBG_SCHED, "invalid queue handle%d\n",
3949 if (q_ctx->q_handle != q_handles[i]) {
3950 ice_debug(pi->hw, ICE_DBG_SCHED, "Err:handles %d %d\n",
3951 q_ctx->q_handle, q_handles[i]);
3954 qg_list.parent_teid = node->info.parent_teid;
3956 qg_list.q_id[0] = CPU_TO_LE16(q_ids[i]);
3957 status = ice_aq_dis_lan_txq(pi->hw, 1, &qg_list,
3958 sizeof(qg_list), rst_src, vmvf_num,
3961 if (status != ICE_SUCCESS)
3963 ice_free_sched_node(pi, node);
3964 q_ctx->q_handle = ICE_INVAL_Q_HANDLE;
3966 ice_release_lock(&pi->sched_lock);
3971 * ice_cfg_vsi_qs - configure the new/existing VSI queues
3972 * @pi: port information structure
3973 * @vsi_handle: software VSI handle
3974 * @tc_bitmap: TC bitmap
3975 * @maxqs: max queues array per TC
3976 * @owner: LAN or RDMA
3978 * This function adds/updates the VSI queues per TC.
3980 static enum ice_status
3981 ice_cfg_vsi_qs(struct ice_port_info *pi, u16 vsi_handle, u8 tc_bitmap,
3982 u16 *maxqs, u8 owner)
3984 enum ice_status status = ICE_SUCCESS;
3987 if (!pi || pi->port_state != ICE_SCHED_PORT_STATE_READY)
3990 if (!ice_is_vsi_valid(pi->hw, vsi_handle))
3991 return ICE_ERR_PARAM;
3993 ice_acquire_lock(&pi->sched_lock);
3995 ice_for_each_traffic_class(i) {
3996 /* configuration is possible only if TC node is present */
3997 if (!ice_sched_get_tc_node(pi, i))
4000 status = ice_sched_cfg_vsi(pi, vsi_handle, i, maxqs[i], owner,
4001 ice_is_tc_ena(tc_bitmap, i));
4006 ice_release_lock(&pi->sched_lock);
4011 * ice_cfg_vsi_lan - configure VSI LAN queues
4012 * @pi: port information structure
4013 * @vsi_handle: software VSI handle
4014 * @tc_bitmap: TC bitmap
4015 * @max_lanqs: max LAN queues array per TC
4017 * This function adds/updates the VSI LAN queues per TC.
4020 ice_cfg_vsi_lan(struct ice_port_info *pi, u16 vsi_handle, u8 tc_bitmap,
4023 return ice_cfg_vsi_qs(pi, vsi_handle, tc_bitmap, max_lanqs,
4024 ICE_SCHED_NODE_OWNER_LAN);
4028 * ice_replay_pre_init - replay pre initialization
4029 * @hw: pointer to the HW struct
4031 * Initializes required config data for VSI, FD, ACL, and RSS before replay.
4033 static enum ice_status ice_replay_pre_init(struct ice_hw *hw)
4035 struct ice_switch_info *sw = hw->switch_info;
4038 /* Delete old entries from replay filter list head if there is any */
4039 ice_rm_all_sw_replay_rule_info(hw);
4040 /* In start of replay, move entries into replay_rules list, it
4041 * will allow adding rules entries back to filt_rules list,
4042 * which is operational list.
4044 for (i = 0; i < ICE_MAX_NUM_RECIPES; i++)
4045 LIST_REPLACE_INIT(&sw->recp_list[i].filt_rules,
4046 &sw->recp_list[i].filt_replay_rules);
4047 ice_sched_replay_agg_vsi_preinit(hw);
4049 return ice_sched_replay_tc_node_bw(hw->port_info);
4053 * ice_replay_vsi - replay VSI configuration
4054 * @hw: pointer to the HW struct
4055 * @vsi_handle: driver VSI handle
4057 * Restore all VSI configuration after reset. It is required to call this
4058 * function with main VSI first.
4060 enum ice_status ice_replay_vsi(struct ice_hw *hw, u16 vsi_handle)
4062 enum ice_status status;
4064 if (!ice_is_vsi_valid(hw, vsi_handle))
4065 return ICE_ERR_PARAM;
4067 /* Replay pre-initialization if there is any */
4068 if (vsi_handle == ICE_MAIN_VSI_HANDLE) {
4069 status = ice_replay_pre_init(hw);
4073 /* Replay per VSI all RSS configurations */
4074 status = ice_replay_rss_cfg(hw, vsi_handle);
4077 /* Replay per VSI all filters */
4078 status = ice_replay_vsi_all_fltr(hw, vsi_handle);
4080 status = ice_replay_vsi_agg(hw, vsi_handle);
4085 * ice_replay_post - post replay configuration cleanup
4086 * @hw: pointer to the HW struct
4088 * Post replay cleanup.
4090 void ice_replay_post(struct ice_hw *hw)
4092 /* Delete old entries from replay filter list head */
4093 ice_rm_all_sw_replay_rule_info(hw);
4094 ice_sched_replay_agg(hw);
4098 * ice_stat_update40 - read 40 bit stat from the chip and update stat values
4099 * @hw: ptr to the hardware info
4100 * @reg: offset of 64 bit HW register to read from
4101 * @prev_stat_loaded: bool to specify if previous stats are loaded
4102 * @prev_stat: ptr to previous loaded stat value
4103 * @cur_stat: ptr to current stat value
4106 ice_stat_update40(struct ice_hw *hw, u32 reg, bool prev_stat_loaded,
4107 u64 *prev_stat, u64 *cur_stat)
4109 u64 new_data = rd64(hw, reg) & (BIT_ULL(40) - 1);
4111 /* device stats are not reset at PFR, they likely will not be zeroed
4112 * when the driver starts. Thus, save the value from the first read
4113 * without adding to the statistic value so that we report stats which
4114 * count up from zero.
4116 if (!prev_stat_loaded) {
4117 *prev_stat = new_data;
4121 /* Calculate the difference between the new and old values, and then
4122 * add it to the software stat value.
4124 if (new_data >= *prev_stat)
4125 *cur_stat += new_data - *prev_stat;
4127 /* to manage the potential roll-over */
4128 *cur_stat += (new_data + BIT_ULL(40)) - *prev_stat;
4130 /* Update the previously stored value to prepare for next read */
4131 *prev_stat = new_data;
4135 * ice_stat_update32 - read 32 bit stat from the chip and update stat values
4136 * @hw: ptr to the hardware info
4137 * @reg: offset of HW register to read from
4138 * @prev_stat_loaded: bool to specify if previous stats are loaded
4139 * @prev_stat: ptr to previous loaded stat value
4140 * @cur_stat: ptr to current stat value
4143 ice_stat_update32(struct ice_hw *hw, u32 reg, bool prev_stat_loaded,
4144 u64 *prev_stat, u64 *cur_stat)
4148 new_data = rd32(hw, reg);
4150 /* device stats are not reset at PFR, they likely will not be zeroed
4151 * when the driver starts. Thus, save the value from the first read
4152 * without adding to the statistic value so that we report stats which
4153 * count up from zero.
4155 if (!prev_stat_loaded) {
4156 *prev_stat = new_data;
4160 /* Calculate the difference between the new and old values, and then
4161 * add it to the software stat value.
4163 if (new_data >= *prev_stat)
4164 *cur_stat += new_data - *prev_stat;
4166 /* to manage the potential roll-over */
4167 *cur_stat += (new_data + BIT_ULL(32)) - *prev_stat;
4169 /* Update the previously stored value to prepare for next read */
4170 *prev_stat = new_data;
4174 * ice_stat_update_repc - read GLV_REPC stats from chip and update stat values
4175 * @hw: ptr to the hardware info
4176 * @vsi_handle: VSI handle
4177 * @prev_stat_loaded: bool to specify if the previous stat values are loaded
4178 * @cur_stats: ptr to current stats structure
4180 * The GLV_REPC statistic register actually tracks two 16bit statistics, and
4181 * thus cannot be read using the normal ice_stat_update32 function.
4183 * Read the GLV_REPC register associated with the given VSI, and update the
4184 * rx_no_desc and rx_error values in the ice_eth_stats structure.
4186 * Because the statistics in GLV_REPC stick at 0xFFFF, the register must be
4187 * cleared each time it's read.
4189 * Note that the GLV_RDPC register also counts the causes that would trigger
4190 * GLV_REPC. However, it does not give the finer grained detail about why the
4191 * packets are being dropped. The GLV_REPC values can be used to distinguish
4192 * whether Rx packets are dropped due to errors or due to no available
4196 ice_stat_update_repc(struct ice_hw *hw, u16 vsi_handle, bool prev_stat_loaded,
4197 struct ice_eth_stats *cur_stats)
4199 u16 vsi_num, no_desc, error_cnt;
4202 if (!ice_is_vsi_valid(hw, vsi_handle))
4205 vsi_num = ice_get_hw_vsi_num(hw, vsi_handle);
4207 /* If we haven't loaded stats yet, just clear the current value */
4208 if (!prev_stat_loaded) {
4209 wr32(hw, GLV_REPC(vsi_num), 0);
4213 repc = rd32(hw, GLV_REPC(vsi_num));
4214 no_desc = (repc & GLV_REPC_NO_DESC_CNT_M) >> GLV_REPC_NO_DESC_CNT_S;
4215 error_cnt = (repc & GLV_REPC_ERROR_CNT_M) >> GLV_REPC_ERROR_CNT_S;
4217 /* Clear the count by writing to the stats register */
4218 wr32(hw, GLV_REPC(vsi_num), 0);
4220 cur_stats->rx_no_desc += no_desc;
4221 cur_stats->rx_errors += error_cnt;
4225 * ice_sched_query_elem - query element information from HW
4226 * @hw: pointer to the HW struct
4227 * @node_teid: node TEID to be queried
4228 * @buf: buffer to element information
4230 * This function queries HW element information
4233 ice_sched_query_elem(struct ice_hw *hw, u32 node_teid,
4234 struct ice_aqc_get_elem *buf)
4236 u16 buf_size, num_elem_ret = 0;
4237 enum ice_status status;
4239 buf_size = sizeof(*buf);
4240 ice_memset(buf, 0, buf_size, ICE_NONDMA_MEM);
4241 buf->generic[0].node_teid = CPU_TO_LE32(node_teid);
4242 status = ice_aq_query_sched_elems(hw, 1, buf, buf_size, &num_elem_ret,
4244 if (status != ICE_SUCCESS || num_elem_ret != 1)
4245 ice_debug(hw, ICE_DBG_SCHED, "query element failed\n");
4250 * ice_get_fw_mode - returns FW mode
4251 * @hw: pointer to the HW struct
4253 enum ice_fw_modes ice_get_fw_mode(struct ice_hw *hw)
4255 #define ICE_FW_MODE_DBG_M BIT(0)
4256 #define ICE_FW_MODE_REC_M BIT(1)
4257 #define ICE_FW_MODE_ROLLBACK_M BIT(2)
4260 /* check the current FW mode */
4261 fw_mode = rd32(hw, GL_MNG_FWSM) & GL_MNG_FWSM_FW_MODES_M;
4263 if (fw_mode & ICE_FW_MODE_DBG_M)
4264 return ICE_FW_MODE_DBG;
4265 else if (fw_mode & ICE_FW_MODE_REC_M)
4266 return ICE_FW_MODE_REC;
4267 else if (fw_mode & ICE_FW_MODE_ROLLBACK_M)
4268 return ICE_FW_MODE_ROLLBACK;
4270 return ICE_FW_MODE_NORMAL;