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 200
14 #define ICE_PROG_FLEX_ENTRY(hw, rxdid, mdid, idx) \
15 wr32((hw), GLFLXP_RXDID_FLX_WRD_##idx(rxdid), \
16 ((ICE_RX_OPC_MDID << \
17 GLFLXP_RXDID_FLX_WRD_##idx##_RXDID_OPCODE_S) & \
18 GLFLXP_RXDID_FLX_WRD_##idx##_RXDID_OPCODE_M) | \
19 (((mdid) << GLFLXP_RXDID_FLX_WRD_##idx##_PROT_MDID_S) & \
20 GLFLXP_RXDID_FLX_WRD_##idx##_PROT_MDID_M))
22 #define ICE_PROG_FLG_ENTRY(hw, rxdid, flg_0, flg_1, flg_2, flg_3, idx) \
23 wr32((hw), GLFLXP_RXDID_FLAGS(rxdid, idx), \
24 (((flg_0) << GLFLXP_RXDID_FLAGS_FLEXIFLAG_4N_S) & \
25 GLFLXP_RXDID_FLAGS_FLEXIFLAG_4N_M) | \
26 (((flg_1) << GLFLXP_RXDID_FLAGS_FLEXIFLAG_4N_1_S) & \
27 GLFLXP_RXDID_FLAGS_FLEXIFLAG_4N_1_M) | \
28 (((flg_2) << GLFLXP_RXDID_FLAGS_FLEXIFLAG_4N_2_S) & \
29 GLFLXP_RXDID_FLAGS_FLEXIFLAG_4N_2_M) | \
30 (((flg_3) << GLFLXP_RXDID_FLAGS_FLEXIFLAG_4N_3_S) & \
31 GLFLXP_RXDID_FLAGS_FLEXIFLAG_4N_3_M))
35 * ice_set_mac_type - Sets MAC type
36 * @hw: pointer to the HW structure
38 * This function sets the MAC type of the adapter based on the
39 * vendor ID and device ID stored in the HW structure.
41 static enum ice_status ice_set_mac_type(struct ice_hw *hw)
43 enum ice_status status = ICE_SUCCESS;
45 ice_debug(hw, ICE_DBG_TRACE, "ice_set_mac_type\n");
47 if (hw->vendor_id == ICE_INTEL_VENDOR_ID) {
48 switch (hw->device_id) {
50 hw->mac_type = ICE_MAC_GENERIC;
54 status = ICE_ERR_DEVICE_NOT_SUPPORTED;
57 ice_debug(hw, ICE_DBG_INIT, "found mac_type: %d, status: %d\n",
58 hw->mac_type, status);
65 * ice_clear_pf_cfg - Clear PF configuration
66 * @hw: pointer to the hardware structure
68 * Clears any existing PF configuration (VSIs, VSI lists, switch rules, port
69 * configuration, flow director filters, etc.).
71 enum ice_status ice_clear_pf_cfg(struct ice_hw *hw)
73 struct ice_aq_desc desc;
75 ice_fill_dflt_direct_cmd_desc(&desc, ice_aqc_opc_clear_pf_cfg);
77 return ice_aq_send_cmd(hw, &desc, NULL, 0, NULL);
81 * ice_aq_manage_mac_read - manage MAC address read command
82 * @hw: pointer to the HW struct
83 * @buf: a virtual buffer to hold the manage MAC read response
84 * @buf_size: Size of the virtual buffer
85 * @cd: pointer to command details structure or NULL
87 * This function is used to return per PF station MAC address (0x0107).
88 * NOTE: Upon successful completion of this command, MAC address information
89 * is returned in user specified buffer. Please interpret user specified
90 * buffer as "manage_mac_read" response.
91 * Response such as various MAC addresses are stored in HW struct (port.mac)
92 * ice_aq_discover_caps is expected to be called before this function is called.
94 static enum ice_status
95 ice_aq_manage_mac_read(struct ice_hw *hw, void *buf, u16 buf_size,
98 struct ice_aqc_manage_mac_read_resp *resp;
99 struct ice_aqc_manage_mac_read *cmd;
100 struct ice_aq_desc desc;
101 enum ice_status status;
105 cmd = &desc.params.mac_read;
107 if (buf_size < sizeof(*resp))
108 return ICE_ERR_BUF_TOO_SHORT;
110 ice_fill_dflt_direct_cmd_desc(&desc, ice_aqc_opc_manage_mac_read);
112 status = ice_aq_send_cmd(hw, &desc, buf, buf_size, cd);
116 resp = (struct ice_aqc_manage_mac_read_resp *)buf;
117 flags = LE16_TO_CPU(cmd->flags) & ICE_AQC_MAN_MAC_READ_M;
119 if (!(flags & ICE_AQC_MAN_MAC_LAN_ADDR_VALID)) {
120 ice_debug(hw, ICE_DBG_LAN, "got invalid MAC address\n");
124 /* A single port can report up to two (LAN and WoL) addresses */
125 for (i = 0; i < cmd->num_addr; i++)
126 if (resp[i].addr_type == ICE_AQC_MAN_MAC_ADDR_TYPE_LAN) {
127 ice_memcpy(hw->port_info->mac.lan_addr,
128 resp[i].mac_addr, ETH_ALEN,
130 ice_memcpy(hw->port_info->mac.perm_addr,
132 ETH_ALEN, ICE_DMA_TO_NONDMA);
140 * ice_aq_get_phy_caps - returns PHY capabilities
141 * @pi: port information structure
142 * @qual_mods: report qualified modules
143 * @report_mode: report mode capabilities
144 * @pcaps: structure for PHY capabilities to be filled
145 * @cd: pointer to command details structure or NULL
147 * Returns the various PHY capabilities supported on the Port (0x0600)
150 ice_aq_get_phy_caps(struct ice_port_info *pi, bool qual_mods, u8 report_mode,
151 struct ice_aqc_get_phy_caps_data *pcaps,
152 struct ice_sq_cd *cd)
154 struct ice_aqc_get_phy_caps *cmd;
155 u16 pcaps_size = sizeof(*pcaps);
156 struct ice_aq_desc desc;
157 enum ice_status status;
159 cmd = &desc.params.get_phy;
161 if (!pcaps || (report_mode & ~ICE_AQC_REPORT_MODE_M) || !pi)
162 return ICE_ERR_PARAM;
164 ice_fill_dflt_direct_cmd_desc(&desc, ice_aqc_opc_get_phy_caps);
167 cmd->param0 |= CPU_TO_LE16(ICE_AQC_GET_PHY_RQM);
169 cmd->param0 |= CPU_TO_LE16(report_mode);
170 status = ice_aq_send_cmd(pi->hw, &desc, pcaps, pcaps_size, cd);
172 if (status == ICE_SUCCESS && report_mode == ICE_AQC_REPORT_TOPO_CAP) {
173 pi->phy.phy_type_low = LE64_TO_CPU(pcaps->phy_type_low);
174 pi->phy.phy_type_high = LE64_TO_CPU(pcaps->phy_type_high);
181 * ice_get_media_type - Gets media type
182 * @pi: port information structure
184 static enum ice_media_type ice_get_media_type(struct ice_port_info *pi)
186 struct ice_link_status *hw_link_info;
189 return ICE_MEDIA_UNKNOWN;
191 hw_link_info = &pi->phy.link_info;
192 if (hw_link_info->phy_type_low && hw_link_info->phy_type_high)
193 /* If more than one media type is selected, report unknown */
194 return ICE_MEDIA_UNKNOWN;
196 if (hw_link_info->phy_type_low) {
197 switch (hw_link_info->phy_type_low) {
198 case ICE_PHY_TYPE_LOW_1000BASE_SX:
199 case ICE_PHY_TYPE_LOW_1000BASE_LX:
200 case ICE_PHY_TYPE_LOW_10GBASE_SR:
201 case ICE_PHY_TYPE_LOW_10GBASE_LR:
202 case ICE_PHY_TYPE_LOW_10G_SFI_C2C:
203 case ICE_PHY_TYPE_LOW_25GBASE_SR:
204 case ICE_PHY_TYPE_LOW_25GBASE_LR:
205 case ICE_PHY_TYPE_LOW_25G_AUI_C2C:
206 case ICE_PHY_TYPE_LOW_40GBASE_SR4:
207 case ICE_PHY_TYPE_LOW_40GBASE_LR4:
208 case ICE_PHY_TYPE_LOW_50GBASE_SR2:
209 case ICE_PHY_TYPE_LOW_50GBASE_LR2:
210 case ICE_PHY_TYPE_LOW_50GBASE_SR:
211 case ICE_PHY_TYPE_LOW_50GBASE_FR:
212 case ICE_PHY_TYPE_LOW_50GBASE_LR:
213 case ICE_PHY_TYPE_LOW_100GBASE_SR4:
214 case ICE_PHY_TYPE_LOW_100GBASE_LR4:
215 case ICE_PHY_TYPE_LOW_100GBASE_SR2:
216 case ICE_PHY_TYPE_LOW_100GBASE_DR:
217 return ICE_MEDIA_FIBER;
218 case ICE_PHY_TYPE_LOW_100BASE_TX:
219 case ICE_PHY_TYPE_LOW_1000BASE_T:
220 case ICE_PHY_TYPE_LOW_2500BASE_T:
221 case ICE_PHY_TYPE_LOW_5GBASE_T:
222 case ICE_PHY_TYPE_LOW_10GBASE_T:
223 case ICE_PHY_TYPE_LOW_25GBASE_T:
224 return ICE_MEDIA_BASET;
225 case ICE_PHY_TYPE_LOW_10G_SFI_DA:
226 case ICE_PHY_TYPE_LOW_25GBASE_CR:
227 case ICE_PHY_TYPE_LOW_25GBASE_CR_S:
228 case ICE_PHY_TYPE_LOW_25GBASE_CR1:
229 case ICE_PHY_TYPE_LOW_40GBASE_CR4:
230 case ICE_PHY_TYPE_LOW_50GBASE_CR2:
231 case ICE_PHY_TYPE_LOW_50GBASE_CP:
232 case ICE_PHY_TYPE_LOW_100GBASE_CR4:
233 case ICE_PHY_TYPE_LOW_100GBASE_CR_PAM4:
234 case ICE_PHY_TYPE_LOW_100GBASE_CP2:
236 case ICE_PHY_TYPE_LOW_1000BASE_KX:
237 case ICE_PHY_TYPE_LOW_2500BASE_KX:
238 case ICE_PHY_TYPE_LOW_2500BASE_X:
239 case ICE_PHY_TYPE_LOW_5GBASE_KR:
240 case ICE_PHY_TYPE_LOW_10GBASE_KR_CR1:
241 case ICE_PHY_TYPE_LOW_25GBASE_KR:
242 case ICE_PHY_TYPE_LOW_25GBASE_KR1:
243 case ICE_PHY_TYPE_LOW_25GBASE_KR_S:
244 case ICE_PHY_TYPE_LOW_40GBASE_KR4:
245 case ICE_PHY_TYPE_LOW_50GBASE_KR_PAM4:
246 case ICE_PHY_TYPE_LOW_50GBASE_KR2:
247 case ICE_PHY_TYPE_LOW_100GBASE_KR4:
248 case ICE_PHY_TYPE_LOW_100GBASE_KR_PAM4:
249 return ICE_MEDIA_BACKPLANE;
252 switch (hw_link_info->phy_type_high) {
253 case ICE_PHY_TYPE_HIGH_100GBASE_KR2_PAM4:
254 return ICE_MEDIA_BACKPLANE;
257 return ICE_MEDIA_UNKNOWN;
261 * ice_aq_get_link_info
262 * @pi: port information structure
263 * @ena_lse: enable/disable LinkStatusEvent reporting
264 * @link: pointer to link status structure - optional
265 * @cd: pointer to command details structure or NULL
267 * Get Link Status (0x607). Returns the link status of the adapter.
270 ice_aq_get_link_info(struct ice_port_info *pi, bool ena_lse,
271 struct ice_link_status *link, struct ice_sq_cd *cd)
273 struct ice_aqc_get_link_status_data link_data = { 0 };
274 struct ice_aqc_get_link_status *resp;
275 struct ice_link_status *li_old, *li;
276 enum ice_media_type *hw_media_type;
277 struct ice_fc_info *hw_fc_info;
278 bool tx_pause, rx_pause;
279 struct ice_aq_desc desc;
280 enum ice_status status;
285 return ICE_ERR_PARAM;
287 li_old = &pi->phy.link_info_old;
288 hw_media_type = &pi->phy.media_type;
289 li = &pi->phy.link_info;
290 hw_fc_info = &pi->fc;
292 ice_fill_dflt_direct_cmd_desc(&desc, ice_aqc_opc_get_link_status);
293 cmd_flags = (ena_lse) ? ICE_AQ_LSE_ENA : ICE_AQ_LSE_DIS;
294 resp = &desc.params.get_link_status;
295 resp->cmd_flags = CPU_TO_LE16(cmd_flags);
296 resp->lport_num = pi->lport;
298 status = ice_aq_send_cmd(hw, &desc, &link_data, sizeof(link_data), cd);
300 if (status != ICE_SUCCESS)
303 /* save off old link status information */
306 /* update current link status information */
307 li->link_speed = LE16_TO_CPU(link_data.link_speed);
308 li->phy_type_low = LE64_TO_CPU(link_data.phy_type_low);
309 li->phy_type_high = LE64_TO_CPU(link_data.phy_type_high);
310 *hw_media_type = ice_get_media_type(pi);
311 li->link_info = link_data.link_info;
312 li->an_info = link_data.an_info;
313 li->ext_info = link_data.ext_info;
314 li->max_frame_size = LE16_TO_CPU(link_data.max_frame_size);
315 li->fec_info = link_data.cfg & ICE_AQ_FEC_MASK;
316 li->topo_media_conflict = link_data.topo_media_conflict;
317 li->pacing = link_data.cfg & (ICE_AQ_CFG_PACING_M |
318 ICE_AQ_CFG_PACING_TYPE_M);
321 tx_pause = !!(link_data.an_info & ICE_AQ_LINK_PAUSE_TX);
322 rx_pause = !!(link_data.an_info & ICE_AQ_LINK_PAUSE_RX);
323 if (tx_pause && rx_pause)
324 hw_fc_info->current_mode = ICE_FC_FULL;
326 hw_fc_info->current_mode = ICE_FC_TX_PAUSE;
328 hw_fc_info->current_mode = ICE_FC_RX_PAUSE;
330 hw_fc_info->current_mode = ICE_FC_NONE;
332 li->lse_ena = !!(resp->cmd_flags & CPU_TO_LE16(ICE_AQ_LSE_IS_ENABLED));
334 ice_debug(hw, ICE_DBG_LINK, "link_speed = 0x%x\n", li->link_speed);
335 ice_debug(hw, ICE_DBG_LINK, "phy_type_low = 0x%llx\n",
336 (unsigned long long)li->phy_type_low);
337 ice_debug(hw, ICE_DBG_LINK, "phy_type_high = 0x%llx\n",
338 (unsigned long long)li->phy_type_high);
339 ice_debug(hw, ICE_DBG_LINK, "media_type = 0x%x\n", *hw_media_type);
340 ice_debug(hw, ICE_DBG_LINK, "link_info = 0x%x\n", li->link_info);
341 ice_debug(hw, ICE_DBG_LINK, "an_info = 0x%x\n", li->an_info);
342 ice_debug(hw, ICE_DBG_LINK, "ext_info = 0x%x\n", li->ext_info);
343 ice_debug(hw, ICE_DBG_LINK, "lse_ena = 0x%x\n", li->lse_ena);
344 ice_debug(hw, ICE_DBG_LINK, "max_frame = 0x%x\n", li->max_frame_size);
345 ice_debug(hw, ICE_DBG_LINK, "pacing = 0x%x\n", li->pacing);
347 /* save link status information */
351 /* flag cleared so calling functions don't call AQ again */
352 pi->phy.get_link_info = false;
358 * ice_init_flex_flags
359 * @hw: pointer to the hardware structure
360 * @prof_id: Rx Descriptor Builder profile ID
362 * Function to initialize Rx flex flags
364 static void ice_init_flex_flags(struct ice_hw *hw, enum ice_rxdid prof_id)
368 /* Flex-flag fields (0-2) are programmed with FLG64 bits with layout:
369 * flexiflags0[5:0] - TCP flags, is_packet_fragmented, is_packet_UDP_GRE
370 * flexiflags1[3:0] - Not used for flag programming
371 * flexiflags2[7:0] - Tunnel and VLAN types
372 * 2 invalid fields in last index
375 /* Rx flex flags are currently programmed for the NIC profiles only.
376 * Different flag bit programming configurations can be added per
379 case ICE_RXDID_FLEX_NIC:
380 case ICE_RXDID_FLEX_NIC_2:
381 ICE_PROG_FLG_ENTRY(hw, prof_id, ICE_FLG_PKT_FRG,
382 ICE_FLG_UDP_GRE, ICE_FLG_PKT_DSI,
384 /* flex flag 1 is not used for flexi-flag programming, skipping
385 * these four FLG64 bits.
387 ICE_PROG_FLG_ENTRY(hw, prof_id, ICE_FLG_SYN, ICE_FLG_RST,
388 ICE_FLG_PKT_DSI, ICE_FLG_PKT_DSI, idx++);
389 ICE_PROG_FLG_ENTRY(hw, prof_id, ICE_FLG_PKT_DSI,
390 ICE_FLG_PKT_DSI, ICE_FLG_EVLAN_x8100,
391 ICE_FLG_EVLAN_x9100, idx++);
392 ICE_PROG_FLG_ENTRY(hw, prof_id, ICE_FLG_VLAN_x8100,
393 ICE_FLG_TNL_VLAN, ICE_FLG_TNL_MAC,
394 ICE_FLG_TNL0, idx++);
395 ICE_PROG_FLG_ENTRY(hw, prof_id, ICE_FLG_TNL1, ICE_FLG_TNL2,
396 ICE_FLG_PKT_DSI, ICE_FLG_PKT_DSI, idx);
400 ice_debug(hw, ICE_DBG_INIT,
401 "Flag programming for profile ID %d not supported\n",
408 * @hw: pointer to the hardware structure
409 * @prof_id: Rx Descriptor Builder profile ID
411 * Function to initialize flex descriptors
413 static void ice_init_flex_flds(struct ice_hw *hw, enum ice_rxdid prof_id)
415 enum ice_flex_mdid mdid;
418 case ICE_RXDID_FLEX_NIC:
419 case ICE_RXDID_FLEX_NIC_2:
420 ICE_PROG_FLEX_ENTRY(hw, prof_id, ICE_MDID_RX_HASH_LOW, 0);
421 ICE_PROG_FLEX_ENTRY(hw, prof_id, ICE_MDID_RX_HASH_HIGH, 1);
422 ICE_PROG_FLEX_ENTRY(hw, prof_id, ICE_MDID_FLOW_ID_LOWER, 2);
424 mdid = (prof_id == ICE_RXDID_FLEX_NIC_2) ?
425 ICE_MDID_SRC_VSI : ICE_MDID_FLOW_ID_HIGH;
427 ICE_PROG_FLEX_ENTRY(hw, prof_id, mdid, 3);
429 ice_init_flex_flags(hw, prof_id);
433 ice_debug(hw, ICE_DBG_INIT,
434 "Field init for profile ID %d not supported\n",
441 * @hw: pointer to the HW struct
442 * @max_frame_size: Maximum Frame Size to be supported
443 * @cd: pointer to command details structure or NULL
445 * Set MAC configuration (0x0603)
448 ice_aq_set_mac_cfg(struct ice_hw *hw, u16 max_frame_size, struct ice_sq_cd *cd)
450 u16 fc_threshold_val, tx_timer_val;
451 struct ice_aqc_set_mac_cfg *cmd;
452 struct ice_port_info *pi;
453 struct ice_aq_desc desc;
454 enum ice_status status;
459 cmd = &desc.params.set_mac_cfg;
461 if (max_frame_size == 0)
462 return ICE_ERR_PARAM;
464 ice_fill_dflt_direct_cmd_desc(&desc, ice_aqc_opc_set_mac_cfg);
466 cmd->max_frame_size = CPU_TO_LE16(max_frame_size);
468 /* Retrieve the current data_pacing value in FW*/
469 pi = &hw->port_info[port_num];
471 /* We turn on the get_link_info so that ice_update_link_info(...)
474 pi->phy.get_link_info = 1;
476 status = ice_get_link_status(pi, &link_up);
481 cmd->params = pi->phy.link_info.pacing;
483 /* We read back the transmit timer and fc threshold value of
484 * LFC. Thus, we will use index =
485 * PRTMAC_HSEC_CTL_TX_PAUSE_QUANTA_MAX_INDEX.
487 * Also, because we are opearating on transmit timer and fc
488 * threshold of LFC, we don't turn on any bit in tx_tmr_priority
490 #define IDX_OF_LFC PRTMAC_HSEC_CTL_TX_PAUSE_QUANTA_MAX_INDEX
492 /* Retrieve the transmit timer */
494 PRTMAC_HSEC_CTL_TX_PAUSE_QUANTA(IDX_OF_LFC));
495 tx_timer_val = reg_val &
496 PRTMAC_HSEC_CTL_TX_PAUSE_QUANTA_HSEC_CTL_TX_PAUSE_QUANTA_M;
497 cmd->tx_tmr_value = CPU_TO_LE16(tx_timer_val);
499 /* Retrieve the fc threshold */
501 PRTMAC_HSEC_CTL_TX_PAUSE_REFRESH_TIMER(IDX_OF_LFC));
502 fc_threshold_val = reg_val & MAKEMASK(0xFFFF, 0);
503 cmd->fc_refresh_threshold = CPU_TO_LE16(fc_threshold_val);
505 return ice_aq_send_cmd(hw, &desc, NULL, 0, cd);
509 * ice_init_fltr_mgmt_struct - initializes filter management list and locks
510 * @hw: pointer to the HW struct
512 static enum ice_status ice_init_fltr_mgmt_struct(struct ice_hw *hw)
514 struct ice_switch_info *sw;
516 hw->switch_info = (struct ice_switch_info *)
517 ice_malloc(hw, sizeof(*hw->switch_info));
518 sw = hw->switch_info;
521 return ICE_ERR_NO_MEMORY;
523 INIT_LIST_HEAD(&sw->vsi_list_map_head);
525 return ice_init_def_sw_recp(hw);
529 * ice_cleanup_fltr_mgmt_struct - cleanup filter management list and locks
530 * @hw: pointer to the HW struct
532 static void ice_cleanup_fltr_mgmt_struct(struct ice_hw *hw)
534 struct ice_switch_info *sw = hw->switch_info;
535 struct ice_vsi_list_map_info *v_pos_map;
536 struct ice_vsi_list_map_info *v_tmp_map;
537 struct ice_sw_recipe *recps;
540 LIST_FOR_EACH_ENTRY_SAFE(v_pos_map, v_tmp_map, &sw->vsi_list_map_head,
541 ice_vsi_list_map_info, list_entry) {
542 LIST_DEL(&v_pos_map->list_entry);
543 ice_free(hw, v_pos_map);
545 recps = hw->switch_info->recp_list;
546 for (i = 0; i < ICE_MAX_NUM_RECIPES; i++) {
547 recps[i].root_rid = i;
549 if (recps[i].adv_rule) {
550 struct ice_adv_fltr_mgmt_list_entry *tmp_entry;
551 struct ice_adv_fltr_mgmt_list_entry *lst_itr;
553 ice_destroy_lock(&recps[i].filt_rule_lock);
554 LIST_FOR_EACH_ENTRY_SAFE(lst_itr, tmp_entry,
555 &recps[i].filt_rules,
556 ice_adv_fltr_mgmt_list_entry,
558 LIST_DEL(&lst_itr->list_entry);
559 ice_free(hw, lst_itr->lkups);
560 ice_free(hw, lst_itr);
563 struct ice_fltr_mgmt_list_entry *lst_itr, *tmp_entry;
565 ice_destroy_lock(&recps[i].filt_rule_lock);
566 LIST_FOR_EACH_ENTRY_SAFE(lst_itr, tmp_entry,
567 &recps[i].filt_rules,
568 ice_fltr_mgmt_list_entry,
570 LIST_DEL(&lst_itr->list_entry);
571 ice_free(hw, lst_itr);
575 ice_rm_all_sw_replay_rule_info(hw);
576 ice_free(hw, sw->recp_list);
580 #define ICE_FW_LOG_DESC_SIZE(n) (sizeof(struct ice_aqc_fw_logging_data) + \
581 (((n) - 1) * sizeof(((struct ice_aqc_fw_logging_data *)0)->entry)))
582 #define ICE_FW_LOG_DESC_SIZE_MAX \
583 ICE_FW_LOG_DESC_SIZE(ICE_AQC_FW_LOG_ID_MAX)
586 * ice_get_fw_log_cfg - get FW logging configuration
587 * @hw: pointer to the HW struct
589 static enum ice_status ice_get_fw_log_cfg(struct ice_hw *hw)
591 struct ice_aqc_fw_logging_data *config;
592 struct ice_aq_desc desc;
593 enum ice_status status;
596 size = ICE_FW_LOG_DESC_SIZE_MAX;
597 config = (struct ice_aqc_fw_logging_data *)ice_malloc(hw, size);
599 return ICE_ERR_NO_MEMORY;
601 ice_fill_dflt_direct_cmd_desc(&desc, ice_aqc_opc_fw_logging_info);
603 desc.flags |= CPU_TO_LE16(ICE_AQ_FLAG_BUF);
604 desc.flags |= CPU_TO_LE16(ICE_AQ_FLAG_RD);
606 status = ice_aq_send_cmd(hw, &desc, config, size, NULL);
610 /* Save fw logging information into the HW structure */
611 for (i = 0; i < ICE_AQC_FW_LOG_ID_MAX; i++) {
614 v = LE16_TO_CPU(config->entry[i]);
615 m = (v & ICE_AQC_FW_LOG_ID_M) >> ICE_AQC_FW_LOG_ID_S;
616 flgs = (v & ICE_AQC_FW_LOG_EN_M) >> ICE_AQC_FW_LOG_EN_S;
618 if (m < ICE_AQC_FW_LOG_ID_MAX)
619 hw->fw_log.evnts[m].cur = flgs;
623 ice_free(hw, config);
629 * ice_cfg_fw_log - configure FW logging
630 * @hw: pointer to the HW struct
631 * @enable: enable certain FW logging events if true, disable all if false
633 * This function enables/disables the FW logging via Rx CQ events and a UART
634 * port based on predetermined configurations. FW logging via the Rx CQ can be
635 * enabled/disabled for individual PF's. However, FW logging via the UART can
636 * only be enabled/disabled for all PFs on the same device.
638 * To enable overall FW logging, the "cq_en" and "uart_en" enable bits in
639 * hw->fw_log need to be set accordingly, e.g. based on user-provided input,
640 * before initializing the device.
642 * When re/configuring FW logging, callers need to update the "cfg" elements of
643 * the hw->fw_log.evnts array with the desired logging event configurations for
644 * modules of interest. When disabling FW logging completely, the callers can
645 * just pass false in the "enable" parameter. On completion, the function will
646 * update the "cur" element of the hw->fw_log.evnts array with the resulting
647 * logging event configurations of the modules that are being re/configured. FW
648 * logging modules that are not part of a reconfiguration operation retain their
651 * Before resetting the device, it is recommended that the driver disables FW
652 * logging before shutting down the control queue. When disabling FW logging
653 * ("enable" = false), the latest configurations of FW logging events stored in
654 * hw->fw_log.evnts[] are not overridden to allow them to be reconfigured after
657 * When enabling FW logging to emit log messages via the Rx CQ during the
658 * device's initialization phase, a mechanism alternative to interrupt handlers
659 * needs to be used to extract FW log messages from the Rx CQ periodically and
660 * to prevent the Rx CQ from being full and stalling other types of control
661 * messages from FW to SW. Interrupts are typically disabled during the device's
662 * initialization phase.
664 static enum ice_status ice_cfg_fw_log(struct ice_hw *hw, bool enable)
666 struct ice_aqc_fw_logging_data *data = NULL;
667 struct ice_aqc_fw_logging *cmd;
668 enum ice_status status = ICE_SUCCESS;
669 u16 i, chgs = 0, len = 0;
670 struct ice_aq_desc desc;
674 if (!hw->fw_log.cq_en && !hw->fw_log.uart_en)
677 /* Disable FW logging only when the control queue is still responsive */
679 (!hw->fw_log.actv_evnts || !ice_check_sq_alive(hw, &hw->adminq)))
682 /* Get current FW log settings */
683 status = ice_get_fw_log_cfg(hw);
687 ice_fill_dflt_direct_cmd_desc(&desc, ice_aqc_opc_fw_logging);
688 cmd = &desc.params.fw_logging;
690 /* Indicate which controls are valid */
691 if (hw->fw_log.cq_en)
692 cmd->log_ctrl_valid |= ICE_AQC_FW_LOG_AQ_VALID;
694 if (hw->fw_log.uart_en)
695 cmd->log_ctrl_valid |= ICE_AQC_FW_LOG_UART_VALID;
698 /* Fill in an array of entries with FW logging modules and
699 * logging events being reconfigured.
701 for (i = 0; i < ICE_AQC_FW_LOG_ID_MAX; i++) {
704 /* Keep track of enabled event types */
705 actv_evnts |= hw->fw_log.evnts[i].cfg;
707 if (hw->fw_log.evnts[i].cfg == hw->fw_log.evnts[i].cur)
711 data = (struct ice_aqc_fw_logging_data *)
713 ICE_FW_LOG_DESC_SIZE_MAX);
715 return ICE_ERR_NO_MEMORY;
718 val = i << ICE_AQC_FW_LOG_ID_S;
719 val |= hw->fw_log.evnts[i].cfg << ICE_AQC_FW_LOG_EN_S;
720 data->entry[chgs++] = CPU_TO_LE16(val);
723 /* Only enable FW logging if at least one module is specified.
724 * If FW logging is currently enabled but all modules are not
725 * enabled to emit log messages, disable FW logging altogether.
728 /* Leave if there is effectively no change */
732 if (hw->fw_log.cq_en)
733 cmd->log_ctrl |= ICE_AQC_FW_LOG_AQ_EN;
735 if (hw->fw_log.uart_en)
736 cmd->log_ctrl |= ICE_AQC_FW_LOG_UART_EN;
739 len = ICE_FW_LOG_DESC_SIZE(chgs);
740 desc.flags |= CPU_TO_LE16(ICE_AQ_FLAG_RD);
744 status = ice_aq_send_cmd(hw, &desc, buf, len, NULL);
746 /* Update the current configuration to reflect events enabled.
747 * hw->fw_log.cq_en and hw->fw_log.uart_en indicate if the FW
748 * logging mode is enabled for the device. They do not reflect
749 * actual modules being enabled to emit log messages. So, their
750 * values remain unchanged even when all modules are disabled.
752 u16 cnt = enable ? chgs : (u16)ICE_AQC_FW_LOG_ID_MAX;
754 hw->fw_log.actv_evnts = actv_evnts;
755 for (i = 0; i < cnt; i++) {
759 /* When disabling all FW logging events as part
760 * of device's de-initialization, the original
761 * configurations are retained, and can be used
762 * to reconfigure FW logging later if the device
765 hw->fw_log.evnts[i].cur = 0;
769 v = LE16_TO_CPU(data->entry[i]);
770 m = (v & ICE_AQC_FW_LOG_ID_M) >> ICE_AQC_FW_LOG_ID_S;
771 hw->fw_log.evnts[m].cur = hw->fw_log.evnts[m].cfg;
784 * @hw: pointer to the HW struct
785 * @desc: pointer to the AQ message descriptor
786 * @buf: pointer to the buffer accompanying the AQ message
788 * Formats a FW Log message and outputs it via the standard driver logs.
790 void ice_output_fw_log(struct ice_hw *hw, struct ice_aq_desc *desc, void *buf)
792 ice_debug(hw, ICE_DBG_FW_LOG, "[ FW Log Msg Start ]\n");
793 ice_debug_array(hw, ICE_DBG_FW_LOG, 16, 1, (u8 *)buf,
794 LE16_TO_CPU(desc->datalen));
795 ice_debug(hw, ICE_DBG_FW_LOG, "[ FW Log Msg End ]\n");
799 * ice_get_itr_intrl_gran - determine int/intrl granularity
800 * @hw: pointer to the HW struct
802 * Determines the itr/intrl granularities based on the maximum aggregate
803 * bandwidth according to the device's configuration during power-on.
805 static void ice_get_itr_intrl_gran(struct ice_hw *hw)
807 u8 max_agg_bw = (rd32(hw, GL_PWR_MODE_CTL) &
808 GL_PWR_MODE_CTL_CAR_MAX_BW_M) >>
809 GL_PWR_MODE_CTL_CAR_MAX_BW_S;
811 switch (max_agg_bw) {
812 case ICE_MAX_AGG_BW_200G:
813 case ICE_MAX_AGG_BW_100G:
814 case ICE_MAX_AGG_BW_50G:
815 hw->itr_gran = ICE_ITR_GRAN_ABOVE_25;
816 hw->intrl_gran = ICE_INTRL_GRAN_ABOVE_25;
818 case ICE_MAX_AGG_BW_25G:
819 hw->itr_gran = ICE_ITR_GRAN_MAX_25;
820 hw->intrl_gran = ICE_INTRL_GRAN_MAX_25;
826 * ice_init_hw - main hardware initialization routine
827 * @hw: pointer to the hardware structure
829 enum ice_status ice_init_hw(struct ice_hw *hw)
831 struct ice_aqc_get_phy_caps_data *pcaps;
832 enum ice_status status;
836 ice_debug(hw, ICE_DBG_TRACE, "%s\n", __func__);
839 /* Set MAC type based on DeviceID */
840 status = ice_set_mac_type(hw);
844 hw->pf_id = (u8)(rd32(hw, PF_FUNC_RID) &
845 PF_FUNC_RID_FUNCTION_NUMBER_M) >>
846 PF_FUNC_RID_FUNCTION_NUMBER_S;
849 status = ice_reset(hw, ICE_RESET_PFR);
853 ice_get_itr_intrl_gran(hw);
856 status = ice_create_all_ctrlq(hw);
858 goto err_unroll_cqinit;
860 /* Enable FW logging. Not fatal if this fails. */
861 status = ice_cfg_fw_log(hw, true);
863 ice_debug(hw, ICE_DBG_INIT, "Failed to enable FW logging.\n");
865 status = ice_clear_pf_cfg(hw);
867 goto err_unroll_cqinit;
869 /* Set bit to enable Flow Director filters */
870 wr32(hw, PFQF_FD_ENA, PFQF_FD_ENA_FD_ENA_M);
871 INIT_LIST_HEAD(&hw->fdir_list_head);
873 ice_clear_pxe_mode(hw);
875 status = ice_init_nvm(hw);
877 goto err_unroll_cqinit;
879 status = ice_get_caps(hw);
881 goto err_unroll_cqinit;
883 hw->port_info = (struct ice_port_info *)
884 ice_malloc(hw, sizeof(*hw->port_info));
885 if (!hw->port_info) {
886 status = ICE_ERR_NO_MEMORY;
887 goto err_unroll_cqinit;
890 /* set the back pointer to HW */
891 hw->port_info->hw = hw;
893 /* Initialize port_info struct with switch configuration data */
894 status = ice_get_initial_sw_cfg(hw);
896 goto err_unroll_alloc;
900 /* Query the allocated resources for Tx scheduler */
901 status = ice_sched_query_res_alloc(hw);
903 ice_debug(hw, ICE_DBG_SCHED,
904 "Failed to get scheduler allocated resources\n");
905 goto err_unroll_alloc;
909 /* Initialize port_info struct with scheduler data */
910 status = ice_sched_init_port(hw->port_info);
912 goto err_unroll_sched;
914 pcaps = (struct ice_aqc_get_phy_caps_data *)
915 ice_malloc(hw, sizeof(*pcaps));
917 status = ICE_ERR_NO_MEMORY;
918 goto err_unroll_sched;
921 /* Initialize port_info struct with PHY capabilities */
922 status = ice_aq_get_phy_caps(hw->port_info, false,
923 ICE_AQC_REPORT_TOPO_CAP, pcaps, NULL);
926 goto err_unroll_sched;
928 /* Initialize port_info struct with link information */
929 status = ice_aq_get_link_info(hw->port_info, false, NULL, NULL);
931 goto err_unroll_sched;
932 /* need a valid SW entry point to build a Tx tree */
933 if (!hw->sw_entry_point_layer) {
934 ice_debug(hw, ICE_DBG_SCHED, "invalid sw entry point\n");
935 status = ICE_ERR_CFG;
936 goto err_unroll_sched;
938 INIT_LIST_HEAD(&hw->agg_list);
939 /* Initialize max burst size */
940 if (!hw->max_burst_size)
941 ice_cfg_rl_burst_size(hw, ICE_SCHED_DFLT_BURST_SIZE);
943 status = ice_init_fltr_mgmt_struct(hw);
945 goto err_unroll_sched;
948 /* Get MAC information */
949 /* A single port can report up to two (LAN and WoL) addresses */
950 mac_buf = ice_calloc(hw, 2,
951 sizeof(struct ice_aqc_manage_mac_read_resp));
952 mac_buf_len = 2 * sizeof(struct ice_aqc_manage_mac_read_resp);
955 status = ICE_ERR_NO_MEMORY;
956 goto err_unroll_fltr_mgmt_struct;
959 status = ice_aq_manage_mac_read(hw, mac_buf, mac_buf_len, NULL);
960 ice_free(hw, mac_buf);
963 goto err_unroll_fltr_mgmt_struct;
965 ice_init_flex_flds(hw, ICE_RXDID_FLEX_NIC);
966 ice_init_flex_flds(hw, ICE_RXDID_FLEX_NIC_2);
967 /* Obtain counter base index which would be used by flow director */
968 status = ice_alloc_fd_res_cntr(hw, &hw->fd_ctr_base);
970 goto err_unroll_fltr_mgmt_struct;
971 status = ice_init_hw_tbls(hw);
973 goto err_unroll_fltr_mgmt_struct;
976 err_unroll_fltr_mgmt_struct:
977 ice_cleanup_fltr_mgmt_struct(hw);
979 ice_sched_cleanup_all(hw);
981 ice_free(hw, hw->port_info);
982 hw->port_info = NULL;
984 ice_destroy_all_ctrlq(hw);
989 * ice_deinit_hw - unroll initialization operations done by ice_init_hw
990 * @hw: pointer to the hardware structure
992 * This should be called only during nominal operation, not as a result of
993 * ice_init_hw() failing since ice_init_hw() will take care of unrolling
994 * applicable initializations if it fails for any reason.
996 void ice_deinit_hw(struct ice_hw *hw)
998 ice_free_fd_res_cntr(hw, hw->fd_ctr_base);
999 ice_cleanup_fltr_mgmt_struct(hw);
1001 ice_sched_cleanup_all(hw);
1002 ice_sched_clear_agg(hw);
1004 ice_free_hw_tbls(hw);
1006 if (hw->port_info) {
1007 ice_free(hw, hw->port_info);
1008 hw->port_info = NULL;
1011 /* Attempt to disable FW logging before shutting down control queues */
1012 ice_cfg_fw_log(hw, false);
1013 ice_destroy_all_ctrlq(hw);
1015 /* Clear VSI contexts if not already cleared */
1016 ice_clear_all_vsi_ctx(hw);
1020 * ice_check_reset - Check to see if a global reset is complete
1021 * @hw: pointer to the hardware structure
1023 enum ice_status ice_check_reset(struct ice_hw *hw)
1025 u32 cnt, reg = 0, grst_delay;
1027 /* Poll for Device Active state in case a recent CORER, GLOBR,
1028 * or EMPR has occurred. The grst delay value is in 100ms units.
1029 * Add 1sec for outstanding AQ commands that can take a long time.
1031 #define GLGEN_RSTCTL 0x000B8180 /* Reset Source: POR */
1032 #define GLGEN_RSTCTL_GRSTDEL_S 0
1033 #define GLGEN_RSTCTL_GRSTDEL_M MAKEMASK(0x3F, GLGEN_RSTCTL_GRSTDEL_S)
1034 grst_delay = ((rd32(hw, GLGEN_RSTCTL) & GLGEN_RSTCTL_GRSTDEL_M) >>
1035 GLGEN_RSTCTL_GRSTDEL_S) + 10;
1037 for (cnt = 0; cnt < grst_delay; cnt++) {
1038 ice_msec_delay(100, true);
1039 reg = rd32(hw, GLGEN_RSTAT);
1040 if (!(reg & GLGEN_RSTAT_DEVSTATE_M))
1044 if (cnt == grst_delay) {
1045 ice_debug(hw, ICE_DBG_INIT,
1046 "Global reset polling failed to complete.\n");
1047 return ICE_ERR_RESET_FAILED;
1050 #define ICE_RESET_DONE_MASK (GLNVM_ULD_CORER_DONE_M | \
1051 GLNVM_ULD_GLOBR_DONE_M)
1053 /* Device is Active; check Global Reset processes are done */
1054 for (cnt = 0; cnt < ICE_PF_RESET_WAIT_COUNT; cnt++) {
1055 reg = rd32(hw, GLNVM_ULD) & ICE_RESET_DONE_MASK;
1056 if (reg == ICE_RESET_DONE_MASK) {
1057 ice_debug(hw, ICE_DBG_INIT,
1058 "Global reset processes done. %d\n", cnt);
1061 ice_msec_delay(10, true);
1064 if (cnt == ICE_PF_RESET_WAIT_COUNT) {
1065 ice_debug(hw, ICE_DBG_INIT,
1066 "Wait for Reset Done timed out. GLNVM_ULD = 0x%x\n",
1068 return ICE_ERR_RESET_FAILED;
1075 * ice_pf_reset - Reset the PF
1076 * @hw: pointer to the hardware structure
1078 * If a global reset has been triggered, this function checks
1079 * for its completion and then issues the PF reset
1081 static enum ice_status ice_pf_reset(struct ice_hw *hw)
1085 /* If at function entry a global reset was already in progress, i.e.
1086 * state is not 'device active' or any of the reset done bits are not
1087 * set in GLNVM_ULD, there is no need for a PF Reset; poll until the
1088 * global reset is done.
1090 if ((rd32(hw, GLGEN_RSTAT) & GLGEN_RSTAT_DEVSTATE_M) ||
1091 (rd32(hw, GLNVM_ULD) & ICE_RESET_DONE_MASK) ^ ICE_RESET_DONE_MASK) {
1092 /* poll on global reset currently in progress until done */
1093 if (ice_check_reset(hw))
1094 return ICE_ERR_RESET_FAILED;
1100 reg = rd32(hw, PFGEN_CTRL);
1102 wr32(hw, PFGEN_CTRL, (reg | PFGEN_CTRL_PFSWR_M));
1104 for (cnt = 0; cnt < ICE_PF_RESET_WAIT_COUNT; cnt++) {
1105 reg = rd32(hw, PFGEN_CTRL);
1106 if (!(reg & PFGEN_CTRL_PFSWR_M))
1109 ice_msec_delay(1, true);
1112 if (cnt == ICE_PF_RESET_WAIT_COUNT) {
1113 ice_debug(hw, ICE_DBG_INIT,
1114 "PF reset polling failed to complete.\n");
1115 return ICE_ERR_RESET_FAILED;
1122 * ice_reset - Perform different types of reset
1123 * @hw: pointer to the hardware structure
1124 * @req: reset request
1126 * This function triggers a reset as specified by the req parameter.
1129 * If anything other than a PF reset is triggered, PXE mode is restored.
1130 * This has to be cleared using ice_clear_pxe_mode again, once the AQ
1131 * interface has been restored in the rebuild flow.
1133 enum ice_status ice_reset(struct ice_hw *hw, enum ice_reset_req req)
1139 return ice_pf_reset(hw);
1140 case ICE_RESET_CORER:
1141 ice_debug(hw, ICE_DBG_INIT, "CoreR requested\n");
1142 val = GLGEN_RTRIG_CORER_M;
1144 case ICE_RESET_GLOBR:
1145 ice_debug(hw, ICE_DBG_INIT, "GlobalR requested\n");
1146 val = GLGEN_RTRIG_GLOBR_M;
1149 return ICE_ERR_PARAM;
1152 val |= rd32(hw, GLGEN_RTRIG);
1153 wr32(hw, GLGEN_RTRIG, val);
1157 /* wait for the FW to be ready */
1158 return ice_check_reset(hw);
1164 * ice_copy_rxq_ctx_to_hw
1165 * @hw: pointer to the hardware structure
1166 * @ice_rxq_ctx: pointer to the rxq context
1167 * @rxq_index: the index of the Rx queue
1169 * Copies rxq context from dense structure to HW register space
1171 static enum ice_status
1172 ice_copy_rxq_ctx_to_hw(struct ice_hw *hw, u8 *ice_rxq_ctx, u32 rxq_index)
1177 return ICE_ERR_BAD_PTR;
1179 if (rxq_index > QRX_CTRL_MAX_INDEX)
1180 return ICE_ERR_PARAM;
1182 /* Copy each dword separately to HW */
1183 for (i = 0; i < ICE_RXQ_CTX_SIZE_DWORDS; i++) {
1184 wr32(hw, QRX_CONTEXT(i, rxq_index),
1185 *((u32 *)(ice_rxq_ctx + (i * sizeof(u32)))));
1187 ice_debug(hw, ICE_DBG_QCTX, "qrxdata[%d]: %08X\n", i,
1188 *((u32 *)(ice_rxq_ctx + (i * sizeof(u32)))));
1194 /* LAN Rx Queue Context */
1195 static const struct ice_ctx_ele ice_rlan_ctx_info[] = {
1196 /* Field Width LSB */
1197 ICE_CTX_STORE(ice_rlan_ctx, head, 13, 0),
1198 ICE_CTX_STORE(ice_rlan_ctx, cpuid, 8, 13),
1199 ICE_CTX_STORE(ice_rlan_ctx, base, 57, 32),
1200 ICE_CTX_STORE(ice_rlan_ctx, qlen, 13, 89),
1201 ICE_CTX_STORE(ice_rlan_ctx, dbuf, 7, 102),
1202 ICE_CTX_STORE(ice_rlan_ctx, hbuf, 5, 109),
1203 ICE_CTX_STORE(ice_rlan_ctx, dtype, 2, 114),
1204 ICE_CTX_STORE(ice_rlan_ctx, dsize, 1, 116),
1205 ICE_CTX_STORE(ice_rlan_ctx, crcstrip, 1, 117),
1206 ICE_CTX_STORE(ice_rlan_ctx, l2tsel, 1, 119),
1207 ICE_CTX_STORE(ice_rlan_ctx, hsplit_0, 4, 120),
1208 ICE_CTX_STORE(ice_rlan_ctx, hsplit_1, 2, 124),
1209 ICE_CTX_STORE(ice_rlan_ctx, showiv, 1, 127),
1210 ICE_CTX_STORE(ice_rlan_ctx, rxmax, 14, 174),
1211 ICE_CTX_STORE(ice_rlan_ctx, tphrdesc_ena, 1, 193),
1212 ICE_CTX_STORE(ice_rlan_ctx, tphwdesc_ena, 1, 194),
1213 ICE_CTX_STORE(ice_rlan_ctx, tphdata_ena, 1, 195),
1214 ICE_CTX_STORE(ice_rlan_ctx, tphhead_ena, 1, 196),
1215 ICE_CTX_STORE(ice_rlan_ctx, lrxqthresh, 3, 198),
1216 ICE_CTX_STORE(ice_rlan_ctx, prefena, 1, 201),
1222 * @hw: pointer to the hardware structure
1223 * @rlan_ctx: pointer to the rxq context
1224 * @rxq_index: the index of the Rx queue
1226 * Converts rxq context from sparse to dense structure and then writes
1227 * it to HW register space and enables the hardware to prefetch descriptors
1228 * instead of only fetching them on demand
1231 ice_write_rxq_ctx(struct ice_hw *hw, struct ice_rlan_ctx *rlan_ctx,
1234 u8 ctx_buf[ICE_RXQ_CTX_SZ] = { 0 };
1237 return ICE_ERR_BAD_PTR;
1239 rlan_ctx->prefena = 1;
1241 ice_set_ctx((u8 *)rlan_ctx, ctx_buf, ice_rlan_ctx_info);
1242 return ice_copy_rxq_ctx_to_hw(hw, ctx_buf, rxq_index);
1245 #if !defined(NO_UNUSED_CTX_CODE) || defined(AE_DRIVER)
1248 * @hw: pointer to the hardware structure
1249 * @rxq_index: the index of the Rx queue to clear
1251 * Clears rxq context in HW register space
1253 enum ice_status ice_clear_rxq_ctx(struct ice_hw *hw, u32 rxq_index)
1257 if (rxq_index > QRX_CTRL_MAX_INDEX)
1258 return ICE_ERR_PARAM;
1260 /* Clear each dword register separately */
1261 for (i = 0; i < ICE_RXQ_CTX_SIZE_DWORDS; i++)
1262 wr32(hw, QRX_CONTEXT(i, rxq_index), 0);
1266 #endif /* !NO_UNUSED_CTX_CODE || AE_DRIVER */
1268 /* LAN Tx Queue Context */
1269 const struct ice_ctx_ele ice_tlan_ctx_info[] = {
1270 /* Field Width LSB */
1271 ICE_CTX_STORE(ice_tlan_ctx, base, 57, 0),
1272 ICE_CTX_STORE(ice_tlan_ctx, port_num, 3, 57),
1273 ICE_CTX_STORE(ice_tlan_ctx, cgd_num, 5, 60),
1274 ICE_CTX_STORE(ice_tlan_ctx, pf_num, 3, 65),
1275 ICE_CTX_STORE(ice_tlan_ctx, vmvf_num, 10, 68),
1276 ICE_CTX_STORE(ice_tlan_ctx, vmvf_type, 2, 78),
1277 ICE_CTX_STORE(ice_tlan_ctx, src_vsi, 10, 80),
1278 ICE_CTX_STORE(ice_tlan_ctx, tsyn_ena, 1, 90),
1279 ICE_CTX_STORE(ice_tlan_ctx, alt_vlan, 1, 92),
1280 ICE_CTX_STORE(ice_tlan_ctx, cpuid, 8, 93),
1281 ICE_CTX_STORE(ice_tlan_ctx, wb_mode, 1, 101),
1282 ICE_CTX_STORE(ice_tlan_ctx, tphrd_desc, 1, 102),
1283 ICE_CTX_STORE(ice_tlan_ctx, tphrd, 1, 103),
1284 ICE_CTX_STORE(ice_tlan_ctx, tphwr_desc, 1, 104),
1285 ICE_CTX_STORE(ice_tlan_ctx, cmpq_id, 9, 105),
1286 ICE_CTX_STORE(ice_tlan_ctx, qnum_in_func, 14, 114),
1287 ICE_CTX_STORE(ice_tlan_ctx, itr_notification_mode, 1, 128),
1288 ICE_CTX_STORE(ice_tlan_ctx, adjust_prof_id, 6, 129),
1289 ICE_CTX_STORE(ice_tlan_ctx, qlen, 13, 135),
1290 ICE_CTX_STORE(ice_tlan_ctx, quanta_prof_idx, 4, 148),
1291 ICE_CTX_STORE(ice_tlan_ctx, tso_ena, 1, 152),
1292 ICE_CTX_STORE(ice_tlan_ctx, tso_qnum, 11, 153),
1293 ICE_CTX_STORE(ice_tlan_ctx, legacy_int, 1, 164),
1294 ICE_CTX_STORE(ice_tlan_ctx, drop_ena, 1, 165),
1295 ICE_CTX_STORE(ice_tlan_ctx, cache_prof_idx, 2, 166),
1296 ICE_CTX_STORE(ice_tlan_ctx, pkt_shaper_prof_idx, 3, 168),
1297 ICE_CTX_STORE(ice_tlan_ctx, int_q_state, 110, 171),
1301 #if !defined(NO_UNUSED_CTX_CODE) || defined(AE_DRIVER)
1303 * ice_copy_tx_cmpltnq_ctx_to_hw
1304 * @hw: pointer to the hardware structure
1305 * @ice_tx_cmpltnq_ctx: pointer to the Tx completion queue context
1306 * @tx_cmpltnq_index: the index of the completion queue
1308 * Copies Tx completion queue context from dense structure to HW register space
1310 static enum ice_status
1311 ice_copy_tx_cmpltnq_ctx_to_hw(struct ice_hw *hw, u8 *ice_tx_cmpltnq_ctx,
1312 u32 tx_cmpltnq_index)
1316 if (!ice_tx_cmpltnq_ctx)
1317 return ICE_ERR_BAD_PTR;
1319 if (tx_cmpltnq_index > GLTCLAN_CQ_CNTX0_MAX_INDEX)
1320 return ICE_ERR_PARAM;
1322 /* Copy each dword separately to HW */
1323 for (i = 0; i < ICE_TX_CMPLTNQ_CTX_SIZE_DWORDS; i++) {
1324 wr32(hw, GLTCLAN_CQ_CNTX(i, tx_cmpltnq_index),
1325 *((u32 *)(ice_tx_cmpltnq_ctx + (i * sizeof(u32)))));
1327 ice_debug(hw, ICE_DBG_QCTX, "cmpltnqdata[%d]: %08X\n", i,
1328 *((u32 *)(ice_tx_cmpltnq_ctx + (i * sizeof(u32)))));
1334 /* LAN Tx Completion Queue Context */
1335 static const struct ice_ctx_ele ice_tx_cmpltnq_ctx_info[] = {
1336 /* Field Width LSB */
1337 ICE_CTX_STORE(ice_tx_cmpltnq_ctx, base, 57, 0),
1338 ICE_CTX_STORE(ice_tx_cmpltnq_ctx, q_len, 18, 64),
1339 ICE_CTX_STORE(ice_tx_cmpltnq_ctx, generation, 1, 96),
1340 ICE_CTX_STORE(ice_tx_cmpltnq_ctx, wrt_ptr, 22, 97),
1341 ICE_CTX_STORE(ice_tx_cmpltnq_ctx, pf_num, 3, 128),
1342 ICE_CTX_STORE(ice_tx_cmpltnq_ctx, vmvf_num, 10, 131),
1343 ICE_CTX_STORE(ice_tx_cmpltnq_ctx, vmvf_type, 2, 141),
1344 ICE_CTX_STORE(ice_tx_cmpltnq_ctx, tph_desc_wr, 1, 160),
1345 ICE_CTX_STORE(ice_tx_cmpltnq_ctx, cpuid, 8, 161),
1346 ICE_CTX_STORE(ice_tx_cmpltnq_ctx, cmpltn_cache, 512, 192),
1351 * ice_write_tx_cmpltnq_ctx
1352 * @hw: pointer to the hardware structure
1353 * @tx_cmpltnq_ctx: pointer to the completion queue context
1354 * @tx_cmpltnq_index: the index of the completion queue
1356 * Converts completion queue context from sparse to dense structure and then
1357 * writes it to HW register space
1360 ice_write_tx_cmpltnq_ctx(struct ice_hw *hw,
1361 struct ice_tx_cmpltnq_ctx *tx_cmpltnq_ctx,
1362 u32 tx_cmpltnq_index)
1364 u8 ctx_buf[ICE_TX_CMPLTNQ_CTX_SIZE_DWORDS * sizeof(u32)] = { 0 };
1366 ice_set_ctx((u8 *)tx_cmpltnq_ctx, ctx_buf, ice_tx_cmpltnq_ctx_info);
1367 return ice_copy_tx_cmpltnq_ctx_to_hw(hw, ctx_buf, tx_cmpltnq_index);
1371 * ice_clear_tx_cmpltnq_ctx
1372 * @hw: pointer to the hardware structure
1373 * @tx_cmpltnq_index: the index of the completion queue to clear
1375 * Clears Tx completion queue context in HW register space
1378 ice_clear_tx_cmpltnq_ctx(struct ice_hw *hw, u32 tx_cmpltnq_index)
1382 if (tx_cmpltnq_index > GLTCLAN_CQ_CNTX0_MAX_INDEX)
1383 return ICE_ERR_PARAM;
1385 /* Clear each dword register separately */
1386 for (i = 0; i < ICE_TX_CMPLTNQ_CTX_SIZE_DWORDS; i++)
1387 wr32(hw, GLTCLAN_CQ_CNTX(i, tx_cmpltnq_index), 0);
1393 * ice_copy_tx_drbell_q_ctx_to_hw
1394 * @hw: pointer to the hardware structure
1395 * @ice_tx_drbell_q_ctx: pointer to the doorbell queue context
1396 * @tx_drbell_q_index: the index of the doorbell queue
1398 * Copies doorbell queue context from dense structure to HW register space
1400 static enum ice_status
1401 ice_copy_tx_drbell_q_ctx_to_hw(struct ice_hw *hw, u8 *ice_tx_drbell_q_ctx,
1402 u32 tx_drbell_q_index)
1406 if (!ice_tx_drbell_q_ctx)
1407 return ICE_ERR_BAD_PTR;
1409 if (tx_drbell_q_index > QTX_COMM_DBLQ_DBELL_MAX_INDEX)
1410 return ICE_ERR_PARAM;
1412 /* Copy each dword separately to HW */
1413 for (i = 0; i < ICE_TX_DRBELL_Q_CTX_SIZE_DWORDS; i++) {
1414 wr32(hw, QTX_COMM_DBLQ_CNTX(i, tx_drbell_q_index),
1415 *((u32 *)(ice_tx_drbell_q_ctx + (i * sizeof(u32)))));
1417 ice_debug(hw, ICE_DBG_QCTX, "tx_drbell_qdata[%d]: %08X\n", i,
1418 *((u32 *)(ice_tx_drbell_q_ctx + (i * sizeof(u32)))));
1424 /* LAN Tx Doorbell Queue Context info */
1425 static const struct ice_ctx_ele ice_tx_drbell_q_ctx_info[] = {
1426 /* Field Width LSB */
1427 ICE_CTX_STORE(ice_tx_drbell_q_ctx, base, 57, 0),
1428 ICE_CTX_STORE(ice_tx_drbell_q_ctx, ring_len, 13, 64),
1429 ICE_CTX_STORE(ice_tx_drbell_q_ctx, pf_num, 3, 80),
1430 ICE_CTX_STORE(ice_tx_drbell_q_ctx, vf_num, 8, 84),
1431 ICE_CTX_STORE(ice_tx_drbell_q_ctx, vmvf_type, 2, 94),
1432 ICE_CTX_STORE(ice_tx_drbell_q_ctx, cpuid, 8, 96),
1433 ICE_CTX_STORE(ice_tx_drbell_q_ctx, tph_desc_rd, 1, 104),
1434 ICE_CTX_STORE(ice_tx_drbell_q_ctx, tph_desc_wr, 1, 108),
1435 ICE_CTX_STORE(ice_tx_drbell_q_ctx, db_q_en, 1, 112),
1436 ICE_CTX_STORE(ice_tx_drbell_q_ctx, rd_head, 13, 128),
1437 ICE_CTX_STORE(ice_tx_drbell_q_ctx, rd_tail, 13, 144),
1442 * ice_write_tx_drbell_q_ctx
1443 * @hw: pointer to the hardware structure
1444 * @tx_drbell_q_ctx: pointer to the doorbell queue context
1445 * @tx_drbell_q_index: the index of the doorbell queue
1447 * Converts doorbell queue context from sparse to dense structure and then
1448 * writes it to HW register space
1451 ice_write_tx_drbell_q_ctx(struct ice_hw *hw,
1452 struct ice_tx_drbell_q_ctx *tx_drbell_q_ctx,
1453 u32 tx_drbell_q_index)
1455 u8 ctx_buf[ICE_TX_DRBELL_Q_CTX_SIZE_DWORDS * sizeof(u32)] = { 0 };
1457 ice_set_ctx((u8 *)tx_drbell_q_ctx, ctx_buf, ice_tx_drbell_q_ctx_info);
1458 return ice_copy_tx_drbell_q_ctx_to_hw(hw, ctx_buf, tx_drbell_q_index);
1462 * ice_clear_tx_drbell_q_ctx
1463 * @hw: pointer to the hardware structure
1464 * @tx_drbell_q_index: the index of the doorbell queue to clear
1466 * Clears doorbell queue context in HW register space
1469 ice_clear_tx_drbell_q_ctx(struct ice_hw *hw, u32 tx_drbell_q_index)
1473 if (tx_drbell_q_index > QTX_COMM_DBLQ_DBELL_MAX_INDEX)
1474 return ICE_ERR_PARAM;
1476 /* Clear each dword register separately */
1477 for (i = 0; i < ICE_TX_DRBELL_Q_CTX_SIZE_DWORDS; i++)
1478 wr32(hw, QTX_COMM_DBLQ_CNTX(i, tx_drbell_q_index), 0);
1482 #endif /* !NO_UNUSED_CTX_CODE || AE_DRIVER */
1485 /* FW Admin Queue command wrappers */
1488 * ice_aq_send_cmd - send FW Admin Queue command to FW Admin Queue
1489 * @hw: pointer to the HW struct
1490 * @desc: descriptor describing the command
1491 * @buf: buffer to use for indirect commands (NULL for direct commands)
1492 * @buf_size: size of buffer for indirect commands (0 for direct commands)
1493 * @cd: pointer to command details structure
1495 * Helper function to send FW Admin Queue commands to the FW Admin Queue.
1498 ice_aq_send_cmd(struct ice_hw *hw, struct ice_aq_desc *desc, void *buf,
1499 u16 buf_size, struct ice_sq_cd *cd)
1501 return ice_sq_send_cmd(hw, &hw->adminq, desc, buf, buf_size, cd);
1506 * @hw: pointer to the HW struct
1507 * @cd: pointer to command details structure or NULL
1509 * Get the firmware version (0x0001) from the admin queue commands
1511 enum ice_status ice_aq_get_fw_ver(struct ice_hw *hw, struct ice_sq_cd *cd)
1513 struct ice_aqc_get_ver *resp;
1514 struct ice_aq_desc desc;
1515 enum ice_status status;
1517 resp = &desc.params.get_ver;
1519 ice_fill_dflt_direct_cmd_desc(&desc, ice_aqc_opc_get_ver);
1521 status = ice_aq_send_cmd(hw, &desc, NULL, 0, cd);
1524 hw->fw_branch = resp->fw_branch;
1525 hw->fw_maj_ver = resp->fw_major;
1526 hw->fw_min_ver = resp->fw_minor;
1527 hw->fw_patch = resp->fw_patch;
1528 hw->fw_build = LE32_TO_CPU(resp->fw_build);
1529 hw->api_branch = resp->api_branch;
1530 hw->api_maj_ver = resp->api_major;
1531 hw->api_min_ver = resp->api_minor;
1532 hw->api_patch = resp->api_patch;
1539 * ice_aq_send_driver_ver
1540 * @hw: pointer to the HW struct
1541 * @dv: driver's major, minor version
1542 * @cd: pointer to command details structure or NULL
1544 * Send the driver version (0x0002) to the firmware
1547 ice_aq_send_driver_ver(struct ice_hw *hw, struct ice_driver_ver *dv,
1548 struct ice_sq_cd *cd)
1550 struct ice_aqc_driver_ver *cmd;
1551 struct ice_aq_desc desc;
1554 cmd = &desc.params.driver_ver;
1557 return ICE_ERR_PARAM;
1559 ice_fill_dflt_direct_cmd_desc(&desc, ice_aqc_opc_driver_ver);
1561 desc.flags |= CPU_TO_LE16(ICE_AQ_FLAG_RD);
1562 cmd->major_ver = dv->major_ver;
1563 cmd->minor_ver = dv->minor_ver;
1564 cmd->build_ver = dv->build_ver;
1565 cmd->subbuild_ver = dv->subbuild_ver;
1568 while (len < sizeof(dv->driver_string) &&
1569 IS_ASCII(dv->driver_string[len]) && dv->driver_string[len])
1572 return ice_aq_send_cmd(hw, &desc, dv->driver_string, len, cd);
1577 * @hw: pointer to the HW struct
1578 * @unloading: is the driver unloading itself
1580 * Tell the Firmware that we're shutting down the AdminQ and whether
1581 * or not the driver is unloading as well (0x0003).
1583 enum ice_status ice_aq_q_shutdown(struct ice_hw *hw, bool unloading)
1585 struct ice_aqc_q_shutdown *cmd;
1586 struct ice_aq_desc desc;
1588 cmd = &desc.params.q_shutdown;
1590 ice_fill_dflt_direct_cmd_desc(&desc, ice_aqc_opc_q_shutdown);
1593 cmd->driver_unloading = CPU_TO_LE32(ICE_AQC_DRIVER_UNLOADING);
1595 return ice_aq_send_cmd(hw, &desc, NULL, 0, NULL);
1600 * @hw: pointer to the HW struct
1602 * @access: access type
1603 * @sdp_number: resource number
1604 * @timeout: the maximum time in ms that the driver may hold the resource
1605 * @cd: pointer to command details structure or NULL
1607 * Requests common resource using the admin queue commands (0x0008).
1608 * When attempting to acquire the Global Config Lock, the driver can
1609 * learn of three states:
1610 * 1) ICE_SUCCESS - acquired lock, and can perform download package
1611 * 2) ICE_ERR_AQ_ERROR - did not get lock, driver should fail to load
1612 * 3) ICE_ERR_AQ_NO_WORK - did not get lock, but another driver has
1613 * successfully downloaded the package; the driver does
1614 * not have to download the package and can continue
1617 * Note that if the caller is in an acquire lock, perform action, release lock
1618 * phase of operation, it is possible that the FW may detect a timeout and issue
1619 * a CORER. In this case, the driver will receive a CORER interrupt and will
1620 * have to determine its cause. The calling thread that is handling this flow
1621 * will likely get an error propagated back to it indicating the Download
1622 * Package, Update Package or the Release Resource AQ commands timed out.
1624 static enum ice_status
1625 ice_aq_req_res(struct ice_hw *hw, enum ice_aq_res_ids res,
1626 enum ice_aq_res_access_type access, u8 sdp_number, u32 *timeout,
1627 struct ice_sq_cd *cd)
1629 struct ice_aqc_req_res *cmd_resp;
1630 struct ice_aq_desc desc;
1631 enum ice_status status;
1633 ice_debug(hw, ICE_DBG_TRACE, "%s\n", __func__);
1635 cmd_resp = &desc.params.res_owner;
1637 ice_fill_dflt_direct_cmd_desc(&desc, ice_aqc_opc_req_res);
1639 cmd_resp->res_id = CPU_TO_LE16(res);
1640 cmd_resp->access_type = CPU_TO_LE16(access);
1641 cmd_resp->res_number = CPU_TO_LE32(sdp_number);
1642 cmd_resp->timeout = CPU_TO_LE32(*timeout);
1645 status = ice_aq_send_cmd(hw, &desc, NULL, 0, cd);
1647 /* The completion specifies the maximum time in ms that the driver
1648 * may hold the resource in the Timeout field.
1651 /* Global config lock response utilizes an additional status field.
1653 * If the Global config lock resource is held by some other driver, the
1654 * command completes with ICE_AQ_RES_GLBL_IN_PROG in the status field
1655 * and the timeout field indicates the maximum time the current owner
1656 * of the resource has to free it.
1658 if (res == ICE_GLOBAL_CFG_LOCK_RES_ID) {
1659 if (LE16_TO_CPU(cmd_resp->status) == ICE_AQ_RES_GLBL_SUCCESS) {
1660 *timeout = LE32_TO_CPU(cmd_resp->timeout);
1662 } else if (LE16_TO_CPU(cmd_resp->status) ==
1663 ICE_AQ_RES_GLBL_IN_PROG) {
1664 *timeout = LE32_TO_CPU(cmd_resp->timeout);
1665 return ICE_ERR_AQ_ERROR;
1666 } else if (LE16_TO_CPU(cmd_resp->status) ==
1667 ICE_AQ_RES_GLBL_DONE) {
1668 return ICE_ERR_AQ_NO_WORK;
1671 /* invalid FW response, force a timeout immediately */
1673 return ICE_ERR_AQ_ERROR;
1676 /* If the resource is held by some other driver, the command completes
1677 * with a busy return value and the timeout field indicates the maximum
1678 * time the current owner of the resource has to free it.
1680 if (!status || hw->adminq.sq_last_status == ICE_AQ_RC_EBUSY)
1681 *timeout = LE32_TO_CPU(cmd_resp->timeout);
1687 * ice_aq_release_res
1688 * @hw: pointer to the HW struct
1690 * @sdp_number: resource number
1691 * @cd: pointer to command details structure or NULL
1693 * release common resource using the admin queue commands (0x0009)
1695 static enum ice_status
1696 ice_aq_release_res(struct ice_hw *hw, enum ice_aq_res_ids res, u8 sdp_number,
1697 struct ice_sq_cd *cd)
1699 struct ice_aqc_req_res *cmd;
1700 struct ice_aq_desc desc;
1702 ice_debug(hw, ICE_DBG_TRACE, "%s\n", __func__);
1704 cmd = &desc.params.res_owner;
1706 ice_fill_dflt_direct_cmd_desc(&desc, ice_aqc_opc_release_res);
1708 cmd->res_id = CPU_TO_LE16(res);
1709 cmd->res_number = CPU_TO_LE32(sdp_number);
1711 return ice_aq_send_cmd(hw, &desc, NULL, 0, cd);
1716 * @hw: pointer to the HW structure
1718 * @access: access type (read or write)
1719 * @timeout: timeout in milliseconds
1721 * This function will attempt to acquire the ownership of a resource.
1724 ice_acquire_res(struct ice_hw *hw, enum ice_aq_res_ids res,
1725 enum ice_aq_res_access_type access, u32 timeout)
1727 #define ICE_RES_POLLING_DELAY_MS 10
1728 u32 delay = ICE_RES_POLLING_DELAY_MS;
1729 u32 time_left = timeout;
1730 enum ice_status status;
1732 ice_debug(hw, ICE_DBG_TRACE, "%s\n", __func__);
1734 status = ice_aq_req_res(hw, res, access, 0, &time_left, NULL);
1736 /* A return code of ICE_ERR_AQ_NO_WORK means that another driver has
1737 * previously acquired the resource and performed any necessary updates;
1738 * in this case the caller does not obtain the resource and has no
1739 * further work to do.
1741 if (status == ICE_ERR_AQ_NO_WORK)
1742 goto ice_acquire_res_exit;
1745 ice_debug(hw, ICE_DBG_RES,
1746 "resource %d acquire type %d failed.\n", res, access);
1748 /* If necessary, poll until the current lock owner timeouts */
1749 timeout = time_left;
1750 while (status && timeout && time_left) {
1751 ice_msec_delay(delay, true);
1752 timeout = (timeout > delay) ? timeout - delay : 0;
1753 status = ice_aq_req_res(hw, res, access, 0, &time_left, NULL);
1755 if (status == ICE_ERR_AQ_NO_WORK)
1756 /* lock free, but no work to do */
1763 if (status && status != ICE_ERR_AQ_NO_WORK)
1764 ice_debug(hw, ICE_DBG_RES, "resource acquire timed out.\n");
1766 ice_acquire_res_exit:
1767 if (status == ICE_ERR_AQ_NO_WORK) {
1768 if (access == ICE_RES_WRITE)
1769 ice_debug(hw, ICE_DBG_RES,
1770 "resource indicates no work to do.\n");
1772 ice_debug(hw, ICE_DBG_RES,
1773 "Warning: ICE_ERR_AQ_NO_WORK not expected\n");
1780 * @hw: pointer to the HW structure
1783 * This function will release a resource using the proper Admin Command.
1785 void ice_release_res(struct ice_hw *hw, enum ice_aq_res_ids res)
1787 enum ice_status status;
1788 u32 total_delay = 0;
1790 ice_debug(hw, ICE_DBG_TRACE, "%s\n", __func__);
1792 status = ice_aq_release_res(hw, res, 0, NULL);
1794 /* there are some rare cases when trying to release the resource
1795 * results in an admin queue timeout, so handle them correctly
1797 while ((status == ICE_ERR_AQ_TIMEOUT) &&
1798 (total_delay < hw->adminq.sq_cmd_timeout)) {
1799 ice_msec_delay(1, true);
1800 status = ice_aq_release_res(hw, res, 0, NULL);
1806 * ice_aq_alloc_free_res - command to allocate/free resources
1807 * @hw: pointer to the HW struct
1808 * @num_entries: number of resource entries in buffer
1809 * @buf: Indirect buffer to hold data parameters and response
1810 * @buf_size: size of buffer for indirect commands
1811 * @opc: pass in the command opcode
1812 * @cd: pointer to command details structure or NULL
1814 * Helper function to allocate/free resources using the admin queue commands
1817 ice_aq_alloc_free_res(struct ice_hw *hw, u16 num_entries,
1818 struct ice_aqc_alloc_free_res_elem *buf, u16 buf_size,
1819 enum ice_adminq_opc opc, struct ice_sq_cd *cd)
1821 struct ice_aqc_alloc_free_res_cmd *cmd;
1822 struct ice_aq_desc desc;
1824 ice_debug(hw, ICE_DBG_TRACE, "%s\n", __func__);
1826 cmd = &desc.params.sw_res_ctrl;
1829 return ICE_ERR_PARAM;
1831 if (buf_size < (num_entries * sizeof(buf->elem[0])))
1832 return ICE_ERR_PARAM;
1834 ice_fill_dflt_direct_cmd_desc(&desc, opc);
1836 desc.flags |= CPU_TO_LE16(ICE_AQ_FLAG_RD);
1838 cmd->num_entries = CPU_TO_LE16(num_entries);
1840 return ice_aq_send_cmd(hw, &desc, buf, buf_size, cd);
1844 * ice_alloc_hw_res - allocate resource
1845 * @hw: pointer to the HW struct
1846 * @type: type of resource
1847 * @num: number of resources to allocate
1848 * @btm: allocate from bottom
1849 * @res: pointer to array that will receive the resources
1852 ice_alloc_hw_res(struct ice_hw *hw, u16 type, u16 num, bool btm, u16 *res)
1854 struct ice_aqc_alloc_free_res_elem *buf;
1855 enum ice_status status;
1858 buf_len = sizeof(*buf) + sizeof(buf->elem) * (num - 1);
1859 buf = (struct ice_aqc_alloc_free_res_elem *)
1860 ice_malloc(hw, buf_len);
1862 return ICE_ERR_NO_MEMORY;
1864 /* Prepare buffer to allocate resource. */
1865 buf->num_elems = CPU_TO_LE16(num);
1866 buf->res_type = CPU_TO_LE16(type | ICE_AQC_RES_TYPE_FLAG_DEDICATED |
1867 ICE_AQC_RES_TYPE_FLAG_IGNORE_INDEX);
1869 buf->res_type |= CPU_TO_LE16(ICE_AQC_RES_TYPE_FLAG_SCAN_BOTTOM);
1871 status = ice_aq_alloc_free_res(hw, 1, buf, buf_len,
1872 ice_aqc_opc_alloc_res, NULL);
1874 goto ice_alloc_res_exit;
1876 ice_memcpy(res, buf->elem, sizeof(buf->elem) * num,
1877 ICE_NONDMA_TO_NONDMA);
1885 * ice_free_hw_res - free allocated HW resource
1886 * @hw: pointer to the HW struct
1887 * @type: type of resource to free
1888 * @num: number of resources
1889 * @res: pointer to array that contains the resources to free
1892 ice_free_hw_res(struct ice_hw *hw, u16 type, u16 num, u16 *res)
1894 struct ice_aqc_alloc_free_res_elem *buf;
1895 enum ice_status status;
1898 buf_len = sizeof(*buf) + sizeof(buf->elem) * (num - 1);
1899 buf = (struct ice_aqc_alloc_free_res_elem *)ice_malloc(hw, buf_len);
1901 return ICE_ERR_NO_MEMORY;
1903 /* Prepare buffer to free resource. */
1904 buf->num_elems = CPU_TO_LE16(num);
1905 buf->res_type = CPU_TO_LE16(type);
1906 ice_memcpy(buf->elem, res, sizeof(buf->elem) * num,
1907 ICE_NONDMA_TO_NONDMA);
1909 status = ice_aq_alloc_free_res(hw, num, buf, buf_len,
1910 ice_aqc_opc_free_res, NULL);
1912 ice_debug(hw, ICE_DBG_SW, "CQ CMD Buffer:\n");
1919 * ice_get_num_per_func - determine number of resources per PF
1920 * @hw: pointer to the HW structure
1921 * @max: value to be evenly split between each PF
1923 * Determine the number of valid functions by going through the bitmap returned
1924 * from parsing capabilities and use this to calculate the number of resources
1925 * per PF based on the max value passed in.
1927 static u32 ice_get_num_per_func(struct ice_hw *hw, u32 max)
1931 #define ICE_CAPS_VALID_FUNCS_M 0xFF
1932 funcs = ice_hweight8(hw->dev_caps.common_cap.valid_functions &
1933 ICE_CAPS_VALID_FUNCS_M);
1942 * ice_parse_caps - parse function/device capabilities
1943 * @hw: pointer to the HW struct
1944 * @buf: pointer to a buffer containing function/device capability records
1945 * @cap_count: number of capability records in the list
1946 * @opc: type of capabilities list to parse
1948 * Helper function to parse function(0x000a)/device(0x000b) capabilities list.
1951 ice_parse_caps(struct ice_hw *hw, void *buf, u32 cap_count,
1952 enum ice_adminq_opc opc)
1954 struct ice_aqc_list_caps_elem *cap_resp;
1955 struct ice_hw_func_caps *func_p = NULL;
1956 struct ice_hw_dev_caps *dev_p = NULL;
1957 struct ice_hw_common_caps *caps;
1964 cap_resp = (struct ice_aqc_list_caps_elem *)buf;
1966 if (opc == ice_aqc_opc_list_dev_caps) {
1967 dev_p = &hw->dev_caps;
1968 caps = &dev_p->common_cap;
1970 } else if (opc == ice_aqc_opc_list_func_caps) {
1971 func_p = &hw->func_caps;
1972 caps = &func_p->common_cap;
1973 prefix = "func cap";
1975 ice_debug(hw, ICE_DBG_INIT, "wrong opcode\n");
1979 for (i = 0; caps && i < cap_count; i++, cap_resp++) {
1980 u32 logical_id = LE32_TO_CPU(cap_resp->logical_id);
1981 u32 phys_id = LE32_TO_CPU(cap_resp->phys_id);
1982 u32 number = LE32_TO_CPU(cap_resp->number);
1983 u16 cap = LE16_TO_CPU(cap_resp->cap);
1986 case ICE_AQC_CAPS_VALID_FUNCTIONS:
1987 caps->valid_functions = number;
1988 ice_debug(hw, ICE_DBG_INIT,
1989 "%s: valid functions = %d\n", prefix,
1990 caps->valid_functions);
1992 case ICE_AQC_CAPS_VSI:
1994 dev_p->num_vsi_allocd_to_host = number;
1995 ice_debug(hw, ICE_DBG_INIT,
1996 "%s: num VSI alloc to host = %d\n",
1998 dev_p->num_vsi_allocd_to_host);
1999 } else if (func_p) {
2000 func_p->guar_num_vsi =
2001 ice_get_num_per_func(hw, ICE_MAX_VSI);
2002 ice_debug(hw, ICE_DBG_INIT,
2003 "%s: num guaranteed VSI (fw) = %d\n",
2005 ice_debug(hw, ICE_DBG_INIT,
2006 "%s: num guaranteed VSI = %d\n",
2007 prefix, func_p->guar_num_vsi);
2010 case ICE_AQC_CAPS_DCB:
2011 caps->dcb = (number == 1);
2012 caps->active_tc_bitmap = logical_id;
2013 caps->maxtc = phys_id;
2014 ice_debug(hw, ICE_DBG_INIT,
2015 "%s: DCB = %d\n", prefix, caps->dcb);
2016 ice_debug(hw, ICE_DBG_INIT,
2017 "%s: active TC bitmap = %d\n", prefix,
2018 caps->active_tc_bitmap);
2019 ice_debug(hw, ICE_DBG_INIT,
2020 "%s: TC max = %d\n", prefix, caps->maxtc);
2022 case ICE_AQC_CAPS_RSS:
2023 caps->rss_table_size = number;
2024 caps->rss_table_entry_width = logical_id;
2025 ice_debug(hw, ICE_DBG_INIT,
2026 "%s: RSS table size = %d\n", prefix,
2027 caps->rss_table_size);
2028 ice_debug(hw, ICE_DBG_INIT,
2029 "%s: RSS table width = %d\n", prefix,
2030 caps->rss_table_entry_width);
2032 case ICE_AQC_CAPS_RXQS:
2033 caps->num_rxq = number;
2034 caps->rxq_first_id = phys_id;
2035 ice_debug(hw, ICE_DBG_INIT,
2036 "%s: num Rx queues = %d\n", prefix,
2038 ice_debug(hw, ICE_DBG_INIT,
2039 "%s: Rx first queue ID = %d\n", prefix,
2040 caps->rxq_first_id);
2042 case ICE_AQC_CAPS_TXQS:
2043 caps->num_txq = number;
2044 caps->txq_first_id = phys_id;
2045 ice_debug(hw, ICE_DBG_INIT,
2046 "%s: num Tx queues = %d\n", prefix,
2048 ice_debug(hw, ICE_DBG_INIT,
2049 "%s: Tx first queue ID = %d\n", prefix,
2050 caps->txq_first_id);
2052 case ICE_AQC_CAPS_MSIX:
2053 caps->num_msix_vectors = number;
2054 caps->msix_vector_first_id = phys_id;
2055 ice_debug(hw, ICE_DBG_INIT,
2056 "%s: MSIX vector count = %d\n", prefix,
2057 caps->num_msix_vectors);
2058 ice_debug(hw, ICE_DBG_INIT,
2059 "%s: MSIX first vector index = %d\n", prefix,
2060 caps->msix_vector_first_id);
2062 case ICE_AQC_CAPS_FD:
2067 dev_p->num_flow_director_fltr = number;
2068 ice_debug(hw, ICE_DBG_INIT,
2069 "%s: num FD filters = %d\n", prefix,
2070 dev_p->num_flow_director_fltr);
2073 reg_val = rd32(hw, GLQF_FD_SIZE);
2074 val = (reg_val & GLQF_FD_SIZE_FD_GSIZE_M) >>
2075 GLQF_FD_SIZE_FD_GSIZE_S;
2076 func_p->fd_fltr_guar =
2077 ice_get_num_per_func(hw, val);
2078 val = (reg_val & GLQF_FD_SIZE_FD_BSIZE_M) >>
2079 GLQF_FD_SIZE_FD_BSIZE_S;
2080 func_p->fd_fltr_best_effort = val;
2081 ice_debug(hw, ICE_DBG_INIT,
2082 "%s: num guaranteed FD filters = %d\n",
2083 prefix, func_p->fd_fltr_guar);
2084 ice_debug(hw, ICE_DBG_INIT,
2085 "%s: num best effort FD filters = %d\n",
2086 prefix, func_p->fd_fltr_best_effort);
2090 case ICE_AQC_CAPS_MAX_MTU:
2091 caps->max_mtu = number;
2092 ice_debug(hw, ICE_DBG_INIT, "%s: max MTU = %d\n",
2093 prefix, caps->max_mtu);
2096 ice_debug(hw, ICE_DBG_INIT,
2097 "%s: unknown capability[%d]: 0x%x\n", prefix,
2103 /* Re-calculate capabilities that are dependent on the number of
2104 * physical ports; i.e. some features are not supported or function
2105 * differently on devices with more than 4 ports.
2107 if (caps && (ice_hweight32(caps->valid_functions) > 4)) {
2108 /* Max 4 TCs per port */
2110 ice_debug(hw, ICE_DBG_INIT,
2111 "%s: TC max = %d (based on #ports)\n", prefix,
2117 * ice_aq_discover_caps - query function/device capabilities
2118 * @hw: pointer to the HW struct
2119 * @buf: a virtual buffer to hold the capabilities
2120 * @buf_size: Size of the virtual buffer
2121 * @cap_count: cap count needed if AQ err==ENOMEM
2122 * @opc: capabilities type to discover - pass in the command opcode
2123 * @cd: pointer to command details structure or NULL
2125 * Get the function(0x000a)/device(0x000b) capabilities description from
2128 static enum ice_status
2129 ice_aq_discover_caps(struct ice_hw *hw, void *buf, u16 buf_size, u32 *cap_count,
2130 enum ice_adminq_opc opc, struct ice_sq_cd *cd)
2132 struct ice_aqc_list_caps *cmd;
2133 struct ice_aq_desc desc;
2134 enum ice_status status;
2136 cmd = &desc.params.get_cap;
2138 if (opc != ice_aqc_opc_list_func_caps &&
2139 opc != ice_aqc_opc_list_dev_caps)
2140 return ICE_ERR_PARAM;
2142 ice_fill_dflt_direct_cmd_desc(&desc, opc);
2144 status = ice_aq_send_cmd(hw, &desc, buf, buf_size, cd);
2146 ice_parse_caps(hw, buf, LE32_TO_CPU(cmd->count), opc);
2147 else if (hw->adminq.sq_last_status == ICE_AQ_RC_ENOMEM)
2148 *cap_count = LE32_TO_CPU(cmd->count);
2153 * ice_discover_caps - get info about the HW
2154 * @hw: pointer to the hardware structure
2155 * @opc: capabilities type to discover - pass in the command opcode
2157 static enum ice_status
2158 ice_discover_caps(struct ice_hw *hw, enum ice_adminq_opc opc)
2160 enum ice_status status;
2165 /* The driver doesn't know how many capabilities the device will return
2166 * so the buffer size required isn't known ahead of time. The driver
2167 * starts with cbuf_len and if this turns out to be insufficient, the
2168 * device returns ICE_AQ_RC_ENOMEM and also the cap_count it needs.
2169 * The driver then allocates the buffer based on the count and retries
2170 * the operation. So it follows that the retry count is 2.
2172 #define ICE_GET_CAP_BUF_COUNT 40
2173 #define ICE_GET_CAP_RETRY_COUNT 2
2175 cap_count = ICE_GET_CAP_BUF_COUNT;
2176 retries = ICE_GET_CAP_RETRY_COUNT;
2181 cbuf_len = (u16)(cap_count *
2182 sizeof(struct ice_aqc_list_caps_elem));
2183 cbuf = ice_malloc(hw, cbuf_len);
2185 return ICE_ERR_NO_MEMORY;
2187 status = ice_aq_discover_caps(hw, cbuf, cbuf_len, &cap_count,
2191 if (!status || hw->adminq.sq_last_status != ICE_AQ_RC_ENOMEM)
2194 /* If ENOMEM is returned, try again with bigger buffer */
2195 } while (--retries);
2201 * ice_get_caps - get info about the HW
2202 * @hw: pointer to the hardware structure
2204 enum ice_status ice_get_caps(struct ice_hw *hw)
2206 enum ice_status status;
2208 status = ice_discover_caps(hw, ice_aqc_opc_list_dev_caps);
2210 status = ice_discover_caps(hw, ice_aqc_opc_list_func_caps);
2216 * ice_aq_manage_mac_write - manage MAC address write command
2217 * @hw: pointer to the HW struct
2218 * @mac_addr: MAC address to be written as LAA/LAA+WoL/Port address
2219 * @flags: flags to control write behavior
2220 * @cd: pointer to command details structure or NULL
2222 * This function is used to write MAC address to the NVM (0x0108).
2225 ice_aq_manage_mac_write(struct ice_hw *hw, const u8 *mac_addr, u8 flags,
2226 struct ice_sq_cd *cd)
2228 struct ice_aqc_manage_mac_write *cmd;
2229 struct ice_aq_desc desc;
2231 cmd = &desc.params.mac_write;
2232 ice_fill_dflt_direct_cmd_desc(&desc, ice_aqc_opc_manage_mac_write);
2237 /* Prep values for flags, sah, sal */
2238 cmd->sah = HTONS(*((const u16 *)mac_addr));
2239 cmd->sal = HTONL(*((const u32 *)(mac_addr + 2)));
2241 return ice_aq_send_cmd(hw, &desc, NULL, 0, cd);
2245 * ice_aq_clear_pxe_mode
2246 * @hw: pointer to the HW struct
2248 * Tell the firmware that the driver is taking over from PXE (0x0110).
2250 static enum ice_status ice_aq_clear_pxe_mode(struct ice_hw *hw)
2252 struct ice_aq_desc desc;
2254 ice_fill_dflt_direct_cmd_desc(&desc, ice_aqc_opc_clear_pxe_mode);
2255 desc.params.clear_pxe.rx_cnt = ICE_AQC_CLEAR_PXE_RX_CNT;
2257 return ice_aq_send_cmd(hw, &desc, NULL, 0, NULL);
2261 * ice_clear_pxe_mode - clear pxe operations mode
2262 * @hw: pointer to the HW struct
2264 * Make sure all PXE mode settings are cleared, including things
2265 * like descriptor fetch/write-back mode.
2267 void ice_clear_pxe_mode(struct ice_hw *hw)
2269 if (ice_check_sq_alive(hw, &hw->adminq))
2270 ice_aq_clear_pxe_mode(hw);
2275 * ice_get_link_speed_based_on_phy_type - returns link speed
2276 * @phy_type_low: lower part of phy_type
2277 * @phy_type_high: higher part of phy_type
2279 * This helper function will convert an entry in PHY type structure
2280 * [phy_type_low, phy_type_high] to its corresponding link speed.
2281 * Note: In the structure of [phy_type_low, phy_type_high], there should
2282 * be one bit set, as this function will convert one PHY type to its
2284 * If no bit gets set, ICE_LINK_SPEED_UNKNOWN will be returned
2285 * If more than one bit gets set, ICE_LINK_SPEED_UNKNOWN will be returned
2288 ice_get_link_speed_based_on_phy_type(u64 phy_type_low, u64 phy_type_high)
2290 u16 speed_phy_type_high = ICE_AQ_LINK_SPEED_UNKNOWN;
2291 u16 speed_phy_type_low = ICE_AQ_LINK_SPEED_UNKNOWN;
2293 switch (phy_type_low) {
2294 case ICE_PHY_TYPE_LOW_100BASE_TX:
2295 case ICE_PHY_TYPE_LOW_100M_SGMII:
2296 speed_phy_type_low = ICE_AQ_LINK_SPEED_100MB;
2298 case ICE_PHY_TYPE_LOW_1000BASE_T:
2299 case ICE_PHY_TYPE_LOW_1000BASE_SX:
2300 case ICE_PHY_TYPE_LOW_1000BASE_LX:
2301 case ICE_PHY_TYPE_LOW_1000BASE_KX:
2302 case ICE_PHY_TYPE_LOW_1G_SGMII:
2303 speed_phy_type_low = ICE_AQ_LINK_SPEED_1000MB;
2305 case ICE_PHY_TYPE_LOW_2500BASE_T:
2306 case ICE_PHY_TYPE_LOW_2500BASE_X:
2307 case ICE_PHY_TYPE_LOW_2500BASE_KX:
2308 speed_phy_type_low = ICE_AQ_LINK_SPEED_2500MB;
2310 case ICE_PHY_TYPE_LOW_5GBASE_T:
2311 case ICE_PHY_TYPE_LOW_5GBASE_KR:
2312 speed_phy_type_low = ICE_AQ_LINK_SPEED_5GB;
2314 case ICE_PHY_TYPE_LOW_10GBASE_T:
2315 case ICE_PHY_TYPE_LOW_10G_SFI_DA:
2316 case ICE_PHY_TYPE_LOW_10GBASE_SR:
2317 case ICE_PHY_TYPE_LOW_10GBASE_LR:
2318 case ICE_PHY_TYPE_LOW_10GBASE_KR_CR1:
2319 case ICE_PHY_TYPE_LOW_10G_SFI_AOC_ACC:
2320 case ICE_PHY_TYPE_LOW_10G_SFI_C2C:
2321 speed_phy_type_low = ICE_AQ_LINK_SPEED_10GB;
2323 case ICE_PHY_TYPE_LOW_25GBASE_T:
2324 case ICE_PHY_TYPE_LOW_25GBASE_CR:
2325 case ICE_PHY_TYPE_LOW_25GBASE_CR_S:
2326 case ICE_PHY_TYPE_LOW_25GBASE_CR1:
2327 case ICE_PHY_TYPE_LOW_25GBASE_SR:
2328 case ICE_PHY_TYPE_LOW_25GBASE_LR:
2329 case ICE_PHY_TYPE_LOW_25GBASE_KR:
2330 case ICE_PHY_TYPE_LOW_25GBASE_KR_S:
2331 case ICE_PHY_TYPE_LOW_25GBASE_KR1:
2332 case ICE_PHY_TYPE_LOW_25G_AUI_AOC_ACC:
2333 case ICE_PHY_TYPE_LOW_25G_AUI_C2C:
2334 speed_phy_type_low = ICE_AQ_LINK_SPEED_25GB;
2336 case ICE_PHY_TYPE_LOW_40GBASE_CR4:
2337 case ICE_PHY_TYPE_LOW_40GBASE_SR4:
2338 case ICE_PHY_TYPE_LOW_40GBASE_LR4:
2339 case ICE_PHY_TYPE_LOW_40GBASE_KR4:
2340 case ICE_PHY_TYPE_LOW_40G_XLAUI_AOC_ACC:
2341 case ICE_PHY_TYPE_LOW_40G_XLAUI:
2342 speed_phy_type_low = ICE_AQ_LINK_SPEED_40GB;
2344 case ICE_PHY_TYPE_LOW_50GBASE_CR2:
2345 case ICE_PHY_TYPE_LOW_50GBASE_SR2:
2346 case ICE_PHY_TYPE_LOW_50GBASE_LR2:
2347 case ICE_PHY_TYPE_LOW_50GBASE_KR2:
2348 case ICE_PHY_TYPE_LOW_50G_LAUI2_AOC_ACC:
2349 case ICE_PHY_TYPE_LOW_50G_LAUI2:
2350 case ICE_PHY_TYPE_LOW_50G_AUI2_AOC_ACC:
2351 case ICE_PHY_TYPE_LOW_50G_AUI2:
2352 case ICE_PHY_TYPE_LOW_50GBASE_CP:
2353 case ICE_PHY_TYPE_LOW_50GBASE_SR:
2354 case ICE_PHY_TYPE_LOW_50GBASE_FR:
2355 case ICE_PHY_TYPE_LOW_50GBASE_LR:
2356 case ICE_PHY_TYPE_LOW_50GBASE_KR_PAM4:
2357 case ICE_PHY_TYPE_LOW_50G_AUI1_AOC_ACC:
2358 case ICE_PHY_TYPE_LOW_50G_AUI1:
2359 speed_phy_type_low = ICE_AQ_LINK_SPEED_50GB;
2361 case ICE_PHY_TYPE_LOW_100GBASE_CR4:
2362 case ICE_PHY_TYPE_LOW_100GBASE_SR4:
2363 case ICE_PHY_TYPE_LOW_100GBASE_LR4:
2364 case ICE_PHY_TYPE_LOW_100GBASE_KR4:
2365 case ICE_PHY_TYPE_LOW_100G_CAUI4_AOC_ACC:
2366 case ICE_PHY_TYPE_LOW_100G_CAUI4:
2367 case ICE_PHY_TYPE_LOW_100G_AUI4_AOC_ACC:
2368 case ICE_PHY_TYPE_LOW_100G_AUI4:
2369 case ICE_PHY_TYPE_LOW_100GBASE_CR_PAM4:
2370 case ICE_PHY_TYPE_LOW_100GBASE_KR_PAM4:
2371 case ICE_PHY_TYPE_LOW_100GBASE_CP2:
2372 case ICE_PHY_TYPE_LOW_100GBASE_SR2:
2373 case ICE_PHY_TYPE_LOW_100GBASE_DR:
2374 speed_phy_type_low = ICE_AQ_LINK_SPEED_100GB;
2377 speed_phy_type_low = ICE_AQ_LINK_SPEED_UNKNOWN;
2381 switch (phy_type_high) {
2382 case ICE_PHY_TYPE_HIGH_100GBASE_KR2_PAM4:
2383 case ICE_PHY_TYPE_HIGH_100G_CAUI2_AOC_ACC:
2384 case ICE_PHY_TYPE_HIGH_100G_CAUI2:
2385 case ICE_PHY_TYPE_HIGH_100G_AUI2_AOC_ACC:
2386 case ICE_PHY_TYPE_HIGH_100G_AUI2:
2387 speed_phy_type_high = ICE_AQ_LINK_SPEED_100GB;
2390 speed_phy_type_high = ICE_AQ_LINK_SPEED_UNKNOWN;
2394 if (speed_phy_type_low == ICE_AQ_LINK_SPEED_UNKNOWN &&
2395 speed_phy_type_high == ICE_AQ_LINK_SPEED_UNKNOWN)
2396 return ICE_AQ_LINK_SPEED_UNKNOWN;
2397 else if (speed_phy_type_low != ICE_AQ_LINK_SPEED_UNKNOWN &&
2398 speed_phy_type_high != ICE_AQ_LINK_SPEED_UNKNOWN)
2399 return ICE_AQ_LINK_SPEED_UNKNOWN;
2400 else if (speed_phy_type_low != ICE_AQ_LINK_SPEED_UNKNOWN &&
2401 speed_phy_type_high == ICE_AQ_LINK_SPEED_UNKNOWN)
2402 return speed_phy_type_low;
2404 return speed_phy_type_high;
2408 * ice_update_phy_type
2409 * @phy_type_low: pointer to the lower part of phy_type
2410 * @phy_type_high: pointer to the higher part of phy_type
2411 * @link_speeds_bitmap: targeted link speeds bitmap
2413 * Note: For the link_speeds_bitmap structure, you can check it at
2414 * [ice_aqc_get_link_status->link_speed]. Caller can pass in
2415 * link_speeds_bitmap include multiple speeds.
2417 * Each entry in this [phy_type_low, phy_type_high] structure will
2418 * present a certain link speed. This helper function will turn on bits
2419 * in [phy_type_low, phy_type_high] structure based on the value of
2420 * link_speeds_bitmap input parameter.
2423 ice_update_phy_type(u64 *phy_type_low, u64 *phy_type_high,
2424 u16 link_speeds_bitmap)
2426 u16 speed = ICE_AQ_LINK_SPEED_UNKNOWN;
2431 /* We first check with low part of phy_type */
2432 for (index = 0; index <= ICE_PHY_TYPE_LOW_MAX_INDEX; index++) {
2433 pt_low = BIT_ULL(index);
2434 speed = ice_get_link_speed_based_on_phy_type(pt_low, 0);
2436 if (link_speeds_bitmap & speed)
2437 *phy_type_low |= BIT_ULL(index);
2440 /* We then check with high part of phy_type */
2441 for (index = 0; index <= ICE_PHY_TYPE_HIGH_MAX_INDEX; index++) {
2442 pt_high = BIT_ULL(index);
2443 speed = ice_get_link_speed_based_on_phy_type(0, pt_high);
2445 if (link_speeds_bitmap & speed)
2446 *phy_type_high |= BIT_ULL(index);
2451 * ice_aq_set_phy_cfg
2452 * @hw: pointer to the HW struct
2453 * @pi: port info structure of the interested logical port
2454 * @cfg: structure with PHY configuration data to be set
2455 * @cd: pointer to command details structure or NULL
2457 * Set the various PHY configuration parameters supported on the Port.
2458 * One or more of the Set PHY config parameters may be ignored in an MFP
2459 * mode as the PF may not have the privilege to set some of the PHY Config
2460 * parameters. This status will be indicated by the command response (0x0601).
2463 ice_aq_set_phy_cfg(struct ice_hw *hw, struct ice_port_info *pi,
2464 struct ice_aqc_set_phy_cfg_data *cfg, struct ice_sq_cd *cd)
2466 struct ice_aq_desc desc;
2467 enum ice_status status;
2470 return ICE_ERR_PARAM;
2472 /* Ensure that only valid bits of cfg->caps can be turned on. */
2473 if (cfg->caps & ~ICE_AQ_PHY_ENA_VALID_MASK) {
2474 ice_debug(hw, ICE_DBG_PHY,
2475 "Invalid bit is set in ice_aqc_set_phy_cfg_data->caps : 0x%x\n",
2478 cfg->caps &= ICE_AQ_PHY_ENA_VALID_MASK;
2481 ice_fill_dflt_direct_cmd_desc(&desc, ice_aqc_opc_set_phy_cfg);
2482 desc.params.set_phy.lport_num = pi->lport;
2483 desc.flags |= CPU_TO_LE16(ICE_AQ_FLAG_RD);
2485 ice_debug(hw, ICE_DBG_LINK, "phy_type_low = 0x%llx\n",
2486 (unsigned long long)LE64_TO_CPU(cfg->phy_type_low));
2487 ice_debug(hw, ICE_DBG_LINK, "phy_type_high = 0x%llx\n",
2488 (unsigned long long)LE64_TO_CPU(cfg->phy_type_high));
2489 ice_debug(hw, ICE_DBG_LINK, "caps = 0x%x\n", cfg->caps);
2490 ice_debug(hw, ICE_DBG_LINK, "low_power_ctrl = 0x%x\n",
2491 cfg->low_power_ctrl);
2492 ice_debug(hw, ICE_DBG_LINK, "eee_cap = 0x%x\n", cfg->eee_cap);
2493 ice_debug(hw, ICE_DBG_LINK, "eeer_value = 0x%x\n", cfg->eeer_value);
2494 ice_debug(hw, ICE_DBG_LINK, "link_fec_opt = 0x%x\n", cfg->link_fec_opt);
2496 status = ice_aq_send_cmd(hw, &desc, cfg, sizeof(*cfg), cd);
2499 pi->phy.curr_user_phy_cfg = *cfg;
2505 * ice_update_link_info - update status of the HW network link
2506 * @pi: port info structure of the interested logical port
2508 enum ice_status ice_update_link_info(struct ice_port_info *pi)
2510 struct ice_aqc_get_phy_caps_data *pcaps;
2511 struct ice_phy_info *phy_info;
2512 enum ice_status status;
2516 return ICE_ERR_PARAM;
2520 pcaps = (struct ice_aqc_get_phy_caps_data *)
2521 ice_malloc(hw, sizeof(*pcaps));
2523 return ICE_ERR_NO_MEMORY;
2525 phy_info = &pi->phy;
2526 status = ice_aq_get_link_info(pi, true, NULL, NULL);
2530 if (phy_info->link_info.link_info & ICE_AQ_MEDIA_AVAILABLE) {
2531 status = ice_aq_get_phy_caps(pi, false, ICE_AQC_REPORT_SW_CFG,
2536 ice_memcpy(phy_info->link_info.module_type, &pcaps->module_type,
2537 sizeof(phy_info->link_info.module_type),
2538 ICE_NONDMA_TO_NONDMA);
2541 ice_free(hw, pcaps);
2546 * ice_cache_phy_user_req
2547 * @pi: port information structure
2548 * @cache_data: PHY logging data
2549 * @cache_mode: PHY logging mode
2551 * Log the user request on (FC, FEC, SPEED) for later user.
2554 ice_cache_phy_user_req(struct ice_port_info *pi,
2555 struct ice_phy_cache_mode_data cache_data,
2556 enum ice_phy_cache_mode cache_mode)
2561 switch (cache_mode) {
2563 pi->phy.curr_user_fc_req = cache_data.data.curr_user_fc_req;
2565 case ICE_SPEED_MODE:
2566 pi->phy.curr_user_speed_req =
2567 cache_data.data.curr_user_speed_req;
2570 pi->phy.curr_user_fec_req = cache_data.data.curr_user_fec_req;
2579 * @pi: port information structure
2580 * @aq_failures: pointer to status code, specific to ice_set_fc routine
2581 * @ena_auto_link_update: enable automatic link update
2583 * Set the requested flow control mode.
2586 ice_set_fc(struct ice_port_info *pi, u8 *aq_failures, bool ena_auto_link_update)
2588 struct ice_aqc_set_phy_cfg_data cfg = { 0 };
2589 struct ice_phy_cache_mode_data cache_data;
2590 struct ice_aqc_get_phy_caps_data *pcaps;
2591 enum ice_status status;
2592 u8 pause_mask = 0x0;
2596 return ICE_ERR_PARAM;
2598 *aq_failures = ICE_SET_FC_AQ_FAIL_NONE;
2600 /* Cache user FC request */
2601 cache_data.data.curr_user_fc_req = pi->fc.req_mode;
2602 ice_cache_phy_user_req(pi, cache_data, ICE_FC_MODE);
2604 switch (pi->fc.req_mode) {
2606 pause_mask |= ICE_AQC_PHY_EN_TX_LINK_PAUSE;
2607 pause_mask |= ICE_AQC_PHY_EN_RX_LINK_PAUSE;
2609 case ICE_FC_RX_PAUSE:
2610 pause_mask |= ICE_AQC_PHY_EN_RX_LINK_PAUSE;
2612 case ICE_FC_TX_PAUSE:
2613 pause_mask |= ICE_AQC_PHY_EN_TX_LINK_PAUSE;
2619 pcaps = (struct ice_aqc_get_phy_caps_data *)
2620 ice_malloc(hw, sizeof(*pcaps));
2622 return ICE_ERR_NO_MEMORY;
2624 /* Get the current PHY config */
2625 status = ice_aq_get_phy_caps(pi, false, ICE_AQC_REPORT_SW_CFG, pcaps,
2628 *aq_failures = ICE_SET_FC_AQ_FAIL_GET;
2632 /* clear the old pause settings */
2633 cfg.caps = pcaps->caps & ~(ICE_AQC_PHY_EN_TX_LINK_PAUSE |
2634 ICE_AQC_PHY_EN_RX_LINK_PAUSE);
2636 /* set the new capabilities */
2637 cfg.caps |= pause_mask;
2639 /* If the capabilities have changed, then set the new config */
2640 if (cfg.caps != pcaps->caps) {
2641 int retry_count, retry_max = 10;
2643 /* Auto restart link so settings take effect */
2644 if (ena_auto_link_update)
2645 cfg.caps |= ICE_AQ_PHY_ENA_AUTO_LINK_UPDT;
2646 /* Copy over all the old settings */
2647 cfg.phy_type_high = pcaps->phy_type_high;
2648 cfg.phy_type_low = pcaps->phy_type_low;
2649 cfg.low_power_ctrl = pcaps->low_power_ctrl;
2650 cfg.eee_cap = pcaps->eee_cap;
2651 cfg.eeer_value = pcaps->eeer_value;
2652 cfg.link_fec_opt = pcaps->link_fec_options;
2654 status = ice_aq_set_phy_cfg(hw, pi, &cfg, NULL);
2656 *aq_failures = ICE_SET_FC_AQ_FAIL_SET;
2660 /* Update the link info
2661 * It sometimes takes a really long time for link to
2662 * come back from the atomic reset. Thus, we wait a
2665 for (retry_count = 0; retry_count < retry_max; retry_count++) {
2666 status = ice_update_link_info(pi);
2668 if (status == ICE_SUCCESS)
2671 ice_msec_delay(100, true);
2675 *aq_failures = ICE_SET_FC_AQ_FAIL_UPDATE;
2679 ice_free(hw, pcaps);
2684 * ice_copy_phy_caps_to_cfg - Copy PHY ability data to configuration data
2685 * @caps: PHY ability structure to copy date from
2686 * @cfg: PHY configuration structure to copy data to
2688 * Helper function to copy AQC PHY get ability data to PHY set configuration
2692 ice_copy_phy_caps_to_cfg(struct ice_aqc_get_phy_caps_data *caps,
2693 struct ice_aqc_set_phy_cfg_data *cfg)
2698 cfg->phy_type_low = caps->phy_type_low;
2699 cfg->phy_type_high = caps->phy_type_high;
2700 cfg->caps = caps->caps;
2701 cfg->low_power_ctrl = caps->low_power_ctrl;
2702 cfg->eee_cap = caps->eee_cap;
2703 cfg->eeer_value = caps->eeer_value;
2704 cfg->link_fec_opt = caps->link_fec_options;
2708 * ice_cfg_phy_fec - Configure PHY FEC data based on FEC mode
2709 * @cfg: PHY configuration data to set FEC mode
2710 * @fec: FEC mode to configure
2712 * Caller should copy ice_aqc_get_phy_caps_data.caps ICE_AQC_PHY_EN_AUTO_FEC
2713 * (bit 7) and ice_aqc_get_phy_caps_data.link_fec_options to cfg.caps
2714 * ICE_AQ_PHY_ENA_AUTO_FEC (bit 7) and cfg.link_fec_options before calling.
2717 ice_cfg_phy_fec(struct ice_aqc_set_phy_cfg_data *cfg, enum ice_fec_mode fec)
2721 /* Clear auto FEC and RS bits, and AND BASE-R ability
2722 * bits and OR request bits.
2724 cfg->caps &= ~ICE_AQC_PHY_EN_AUTO_FEC;
2725 cfg->link_fec_opt &= ICE_AQC_PHY_FEC_10G_KR_40G_KR4_EN |
2726 ICE_AQC_PHY_FEC_25G_KR_CLAUSE74_EN;
2727 cfg->link_fec_opt |= ICE_AQC_PHY_FEC_10G_KR_40G_KR4_REQ |
2728 ICE_AQC_PHY_FEC_25G_KR_REQ;
2731 /* Clear auto FEC and BASE-R bits, and AND RS ability
2732 * bits and OR request bits.
2734 cfg->caps &= ~ICE_AQC_PHY_EN_AUTO_FEC;
2735 cfg->link_fec_opt &= ICE_AQC_PHY_FEC_25G_RS_CLAUSE91_EN;
2736 cfg->link_fec_opt |= ICE_AQC_PHY_FEC_25G_RS_528_REQ |
2737 ICE_AQC_PHY_FEC_25G_RS_544_REQ;
2740 /* Clear auto FEC and all FEC option bits. */
2741 cfg->caps &= ~ICE_AQC_PHY_EN_AUTO_FEC;
2742 cfg->link_fec_opt &= ~ICE_AQC_PHY_FEC_MASK;
2745 /* AND auto FEC bit, and all caps bits. */
2746 cfg->caps &= ICE_AQC_PHY_CAPS_MASK;
2752 * ice_get_link_status - get status of the HW network link
2753 * @pi: port information structure
2754 * @link_up: pointer to bool (true/false = linkup/linkdown)
2756 * Variable link_up is true if link is up, false if link is down.
2757 * The variable link_up is invalid if status is non zero. As a
2758 * result of this call, link status reporting becomes enabled
2760 enum ice_status ice_get_link_status(struct ice_port_info *pi, bool *link_up)
2762 struct ice_phy_info *phy_info;
2763 enum ice_status status = ICE_SUCCESS;
2765 if (!pi || !link_up)
2766 return ICE_ERR_PARAM;
2768 phy_info = &pi->phy;
2770 if (phy_info->get_link_info) {
2771 status = ice_update_link_info(pi);
2774 ice_debug(pi->hw, ICE_DBG_LINK,
2775 "get link status error, status = %d\n",
2779 *link_up = phy_info->link_info.link_info & ICE_AQ_LINK_UP;
2785 * ice_aq_set_link_restart_an
2786 * @pi: pointer to the port information structure
2787 * @ena_link: if true: enable link, if false: disable link
2788 * @cd: pointer to command details structure or NULL
2790 * Sets up the link and restarts the Auto-Negotiation over the link.
2793 ice_aq_set_link_restart_an(struct ice_port_info *pi, bool ena_link,
2794 struct ice_sq_cd *cd)
2796 struct ice_aqc_restart_an *cmd;
2797 struct ice_aq_desc desc;
2799 cmd = &desc.params.restart_an;
2801 ice_fill_dflt_direct_cmd_desc(&desc, ice_aqc_opc_restart_an);
2803 cmd->cmd_flags = ICE_AQC_RESTART_AN_LINK_RESTART;
2804 cmd->lport_num = pi->lport;
2806 cmd->cmd_flags |= ICE_AQC_RESTART_AN_LINK_ENABLE;
2808 cmd->cmd_flags &= ~ICE_AQC_RESTART_AN_LINK_ENABLE;
2810 return ice_aq_send_cmd(pi->hw, &desc, NULL, 0, cd);
2814 * ice_aq_set_event_mask
2815 * @hw: pointer to the HW struct
2816 * @port_num: port number of the physical function
2817 * @mask: event mask to be set
2818 * @cd: pointer to command details structure or NULL
2820 * Set event mask (0x0613)
2823 ice_aq_set_event_mask(struct ice_hw *hw, u8 port_num, u16 mask,
2824 struct ice_sq_cd *cd)
2826 struct ice_aqc_set_event_mask *cmd;
2827 struct ice_aq_desc desc;
2829 cmd = &desc.params.set_event_mask;
2831 ice_fill_dflt_direct_cmd_desc(&desc, ice_aqc_opc_set_event_mask);
2833 cmd->lport_num = port_num;
2835 cmd->event_mask = CPU_TO_LE16(mask);
2836 return ice_aq_send_cmd(hw, &desc, NULL, 0, cd);
2840 * ice_aq_set_mac_loopback
2841 * @hw: pointer to the HW struct
2842 * @ena_lpbk: Enable or Disable loopback
2843 * @cd: pointer to command details structure or NULL
2845 * Enable/disable loopback on a given port
2848 ice_aq_set_mac_loopback(struct ice_hw *hw, bool ena_lpbk, struct ice_sq_cd *cd)
2850 struct ice_aqc_set_mac_lb *cmd;
2851 struct ice_aq_desc desc;
2853 cmd = &desc.params.set_mac_lb;
2855 ice_fill_dflt_direct_cmd_desc(&desc, ice_aqc_opc_set_mac_lb);
2857 cmd->lb_mode = ICE_AQ_MAC_LB_EN;
2859 return ice_aq_send_cmd(hw, &desc, NULL, 0, cd);
2864 * ice_aq_set_port_id_led
2865 * @pi: pointer to the port information
2866 * @is_orig_mode: is this LED set to original mode (by the net-list)
2867 * @cd: pointer to command details structure or NULL
2869 * Set LED value for the given port (0x06e9)
2872 ice_aq_set_port_id_led(struct ice_port_info *pi, bool is_orig_mode,
2873 struct ice_sq_cd *cd)
2875 struct ice_aqc_set_port_id_led *cmd;
2876 struct ice_hw *hw = pi->hw;
2877 struct ice_aq_desc desc;
2879 cmd = &desc.params.set_port_id_led;
2881 ice_fill_dflt_direct_cmd_desc(&desc, ice_aqc_opc_set_port_id_led);
2885 cmd->ident_mode = ICE_AQC_PORT_IDENT_LED_ORIG;
2887 cmd->ident_mode = ICE_AQC_PORT_IDENT_LED_BLINK;
2889 return ice_aq_send_cmd(hw, &desc, NULL, 0, cd);
2893 * __ice_aq_get_set_rss_lut
2894 * @hw: pointer to the hardware structure
2895 * @vsi_id: VSI FW index
2896 * @lut_type: LUT table type
2897 * @lut: pointer to the LUT buffer provided by the caller
2898 * @lut_size: size of the LUT buffer
2899 * @glob_lut_idx: global LUT index
2900 * @set: set true to set the table, false to get the table
2902 * Internal function to get (0x0B05) or set (0x0B03) RSS look up table
2904 static enum ice_status
2905 __ice_aq_get_set_rss_lut(struct ice_hw *hw, u16 vsi_id, u8 lut_type, u8 *lut,
2906 u16 lut_size, u8 glob_lut_idx, bool set)
2908 struct ice_aqc_get_set_rss_lut *cmd_resp;
2909 struct ice_aq_desc desc;
2910 enum ice_status status;
2913 cmd_resp = &desc.params.get_set_rss_lut;
2916 ice_fill_dflt_direct_cmd_desc(&desc, ice_aqc_opc_set_rss_lut);
2917 desc.flags |= CPU_TO_LE16(ICE_AQ_FLAG_RD);
2919 ice_fill_dflt_direct_cmd_desc(&desc, ice_aqc_opc_get_rss_lut);
2922 cmd_resp->vsi_id = CPU_TO_LE16(((vsi_id <<
2923 ICE_AQC_GSET_RSS_LUT_VSI_ID_S) &
2924 ICE_AQC_GSET_RSS_LUT_VSI_ID_M) |
2925 ICE_AQC_GSET_RSS_LUT_VSI_VALID);
2928 case ICE_AQC_GSET_RSS_LUT_TABLE_TYPE_VSI:
2929 case ICE_AQC_GSET_RSS_LUT_TABLE_TYPE_PF:
2930 case ICE_AQC_GSET_RSS_LUT_TABLE_TYPE_GLOBAL:
2931 flags |= ((lut_type << ICE_AQC_GSET_RSS_LUT_TABLE_TYPE_S) &
2932 ICE_AQC_GSET_RSS_LUT_TABLE_TYPE_M);
2935 status = ICE_ERR_PARAM;
2936 goto ice_aq_get_set_rss_lut_exit;
2939 if (lut_type == ICE_AQC_GSET_RSS_LUT_TABLE_TYPE_GLOBAL) {
2940 flags |= ((glob_lut_idx << ICE_AQC_GSET_RSS_LUT_GLOBAL_IDX_S) &
2941 ICE_AQC_GSET_RSS_LUT_GLOBAL_IDX_M);
2944 goto ice_aq_get_set_rss_lut_send;
2945 } else if (lut_type == ICE_AQC_GSET_RSS_LUT_TABLE_TYPE_PF) {
2947 goto ice_aq_get_set_rss_lut_send;
2949 goto ice_aq_get_set_rss_lut_send;
2952 /* LUT size is only valid for Global and PF table types */
2954 case ICE_AQC_GSET_RSS_LUT_TABLE_SIZE_128:
2955 flags |= (ICE_AQC_GSET_RSS_LUT_TABLE_SIZE_128_FLAG <<
2956 ICE_AQC_GSET_RSS_LUT_TABLE_SIZE_S) &
2957 ICE_AQC_GSET_RSS_LUT_TABLE_SIZE_M;
2959 case ICE_AQC_GSET_RSS_LUT_TABLE_SIZE_512:
2960 flags |= (ICE_AQC_GSET_RSS_LUT_TABLE_SIZE_512_FLAG <<
2961 ICE_AQC_GSET_RSS_LUT_TABLE_SIZE_S) &
2962 ICE_AQC_GSET_RSS_LUT_TABLE_SIZE_M;
2964 case ICE_AQC_GSET_RSS_LUT_TABLE_SIZE_2K:
2965 if (lut_type == ICE_AQC_GSET_RSS_LUT_TABLE_TYPE_PF) {
2966 flags |= (ICE_AQC_GSET_RSS_LUT_TABLE_SIZE_2K_FLAG <<
2967 ICE_AQC_GSET_RSS_LUT_TABLE_SIZE_S) &
2968 ICE_AQC_GSET_RSS_LUT_TABLE_SIZE_M;
2973 status = ICE_ERR_PARAM;
2974 goto ice_aq_get_set_rss_lut_exit;
2977 ice_aq_get_set_rss_lut_send:
2978 cmd_resp->flags = CPU_TO_LE16(flags);
2979 status = ice_aq_send_cmd(hw, &desc, lut, lut_size, NULL);
2981 ice_aq_get_set_rss_lut_exit:
2986 * ice_aq_get_rss_lut
2987 * @hw: pointer to the hardware structure
2988 * @vsi_handle: software VSI handle
2989 * @lut_type: LUT table type
2990 * @lut: pointer to the LUT buffer provided by the caller
2991 * @lut_size: size of the LUT buffer
2993 * get the RSS lookup table, PF or VSI type
2996 ice_aq_get_rss_lut(struct ice_hw *hw, u16 vsi_handle, u8 lut_type,
2997 u8 *lut, u16 lut_size)
2999 if (!ice_is_vsi_valid(hw, vsi_handle) || !lut)
3000 return ICE_ERR_PARAM;
3002 return __ice_aq_get_set_rss_lut(hw, ice_get_hw_vsi_num(hw, vsi_handle),
3003 lut_type, lut, lut_size, 0, false);
3007 * ice_aq_set_rss_lut
3008 * @hw: pointer to the hardware structure
3009 * @vsi_handle: software VSI handle
3010 * @lut_type: LUT table type
3011 * @lut: pointer to the LUT buffer provided by the caller
3012 * @lut_size: size of the LUT buffer
3014 * set the RSS lookup table, PF or VSI type
3017 ice_aq_set_rss_lut(struct ice_hw *hw, u16 vsi_handle, u8 lut_type,
3018 u8 *lut, u16 lut_size)
3020 if (!ice_is_vsi_valid(hw, vsi_handle) || !lut)
3021 return ICE_ERR_PARAM;
3023 return __ice_aq_get_set_rss_lut(hw, ice_get_hw_vsi_num(hw, vsi_handle),
3024 lut_type, lut, lut_size, 0, true);
3028 * __ice_aq_get_set_rss_key
3029 * @hw: pointer to the HW struct
3030 * @vsi_id: VSI FW index
3031 * @key: pointer to key info struct
3032 * @set: set true to set the key, false to get the key
3034 * get (0x0B04) or set (0x0B02) the RSS key per VSI
3037 ice_status __ice_aq_get_set_rss_key(struct ice_hw *hw, u16 vsi_id,
3038 struct ice_aqc_get_set_rss_keys *key,
3041 struct ice_aqc_get_set_rss_key *cmd_resp;
3042 u16 key_size = sizeof(*key);
3043 struct ice_aq_desc desc;
3045 cmd_resp = &desc.params.get_set_rss_key;
3048 ice_fill_dflt_direct_cmd_desc(&desc, ice_aqc_opc_set_rss_key);
3049 desc.flags |= CPU_TO_LE16(ICE_AQ_FLAG_RD);
3051 ice_fill_dflt_direct_cmd_desc(&desc, ice_aqc_opc_get_rss_key);
3054 cmd_resp->vsi_id = CPU_TO_LE16(((vsi_id <<
3055 ICE_AQC_GSET_RSS_KEY_VSI_ID_S) &
3056 ICE_AQC_GSET_RSS_KEY_VSI_ID_M) |
3057 ICE_AQC_GSET_RSS_KEY_VSI_VALID);
3059 return ice_aq_send_cmd(hw, &desc, key, key_size, NULL);
3063 * ice_aq_get_rss_key
3064 * @hw: pointer to the HW struct
3065 * @vsi_handle: software VSI handle
3066 * @key: pointer to key info struct
3068 * get the RSS key per VSI
3071 ice_aq_get_rss_key(struct ice_hw *hw, u16 vsi_handle,
3072 struct ice_aqc_get_set_rss_keys *key)
3074 if (!ice_is_vsi_valid(hw, vsi_handle) || !key)
3075 return ICE_ERR_PARAM;
3077 return __ice_aq_get_set_rss_key(hw, ice_get_hw_vsi_num(hw, vsi_handle),
3082 * ice_aq_set_rss_key
3083 * @hw: pointer to the HW struct
3084 * @vsi_handle: software VSI handle
3085 * @keys: pointer to key info struct
3087 * set the RSS key per VSI
3090 ice_aq_set_rss_key(struct ice_hw *hw, u16 vsi_handle,
3091 struct ice_aqc_get_set_rss_keys *keys)
3093 if (!ice_is_vsi_valid(hw, vsi_handle) || !keys)
3094 return ICE_ERR_PARAM;
3096 return __ice_aq_get_set_rss_key(hw, ice_get_hw_vsi_num(hw, vsi_handle),
3101 * ice_aq_add_lan_txq
3102 * @hw: pointer to the hardware structure
3103 * @num_qgrps: Number of added queue groups
3104 * @qg_list: list of queue groups to be added
3105 * @buf_size: size of buffer for indirect command
3106 * @cd: pointer to command details structure or NULL
3108 * Add Tx LAN queue (0x0C30)
3111 * Prior to calling add Tx LAN queue:
3112 * Initialize the following as part of the Tx queue context:
3113 * Completion queue ID if the queue uses Completion queue, Quanta profile,
3114 * Cache profile and Packet shaper profile.
3116 * After add Tx LAN queue AQ command is completed:
3117 * Interrupts should be associated with specific queues,
3118 * Association of Tx queue to Doorbell queue is not part of Add LAN Tx queue
3122 ice_aq_add_lan_txq(struct ice_hw *hw, u8 num_qgrps,
3123 struct ice_aqc_add_tx_qgrp *qg_list, u16 buf_size,
3124 struct ice_sq_cd *cd)
3126 u16 i, sum_header_size, sum_q_size = 0;
3127 struct ice_aqc_add_tx_qgrp *list;
3128 struct ice_aqc_add_txqs *cmd;
3129 struct ice_aq_desc desc;
3131 ice_debug(hw, ICE_DBG_TRACE, "%s\n", __func__);
3133 cmd = &desc.params.add_txqs;
3135 ice_fill_dflt_direct_cmd_desc(&desc, ice_aqc_opc_add_txqs);
3138 return ICE_ERR_PARAM;
3140 if (num_qgrps > ICE_LAN_TXQ_MAX_QGRPS)
3141 return ICE_ERR_PARAM;
3143 sum_header_size = num_qgrps *
3144 (sizeof(*qg_list) - sizeof(*qg_list->txqs));
3147 for (i = 0; i < num_qgrps; i++) {
3148 struct ice_aqc_add_txqs_perq *q = list->txqs;
3150 sum_q_size += list->num_txqs * sizeof(*q);
3151 list = (struct ice_aqc_add_tx_qgrp *)(q + list->num_txqs);
3154 if (buf_size != (sum_header_size + sum_q_size))
3155 return ICE_ERR_PARAM;
3157 desc.flags |= CPU_TO_LE16(ICE_AQ_FLAG_RD);
3159 cmd->num_qgrps = num_qgrps;
3161 return ice_aq_send_cmd(hw, &desc, qg_list, buf_size, cd);
3165 * ice_aq_dis_lan_txq
3166 * @hw: pointer to the hardware structure
3167 * @num_qgrps: number of groups in the list
3168 * @qg_list: the list of groups to disable
3169 * @buf_size: the total size of the qg_list buffer in bytes
3170 * @rst_src: if called due to reset, specifies the reset source
3171 * @vmvf_num: the relative VM or VF number that is undergoing the reset
3172 * @cd: pointer to command details structure or NULL
3174 * Disable LAN Tx queue (0x0C31)
3176 static enum ice_status
3177 ice_aq_dis_lan_txq(struct ice_hw *hw, u8 num_qgrps,
3178 struct ice_aqc_dis_txq_item *qg_list, u16 buf_size,
3179 enum ice_disq_rst_src rst_src, u16 vmvf_num,
3180 struct ice_sq_cd *cd)
3182 struct ice_aqc_dis_txqs *cmd;
3183 struct ice_aq_desc desc;
3184 enum ice_status status;
3187 ice_debug(hw, ICE_DBG_TRACE, "%s\n", __func__);
3188 cmd = &desc.params.dis_txqs;
3189 ice_fill_dflt_direct_cmd_desc(&desc, ice_aqc_opc_dis_txqs);
3191 /* qg_list can be NULL only in VM/VF reset flow */
3192 if (!qg_list && !rst_src)
3193 return ICE_ERR_PARAM;
3195 if (num_qgrps > ICE_LAN_TXQ_MAX_QGRPS)
3196 return ICE_ERR_PARAM;
3198 cmd->num_entries = num_qgrps;
3200 cmd->vmvf_and_timeout = CPU_TO_LE16((5 << ICE_AQC_Q_DIS_TIMEOUT_S) &
3201 ICE_AQC_Q_DIS_TIMEOUT_M);
3205 cmd->cmd_type = ICE_AQC_Q_DIS_CMD_VM_RESET;
3206 cmd->vmvf_and_timeout |=
3207 CPU_TO_LE16(vmvf_num & ICE_AQC_Q_DIS_VMVF_NUM_M);
3214 /* flush pipe on time out */
3215 cmd->cmd_type |= ICE_AQC_Q_DIS_CMD_FLUSH_PIPE;
3216 /* If no queue group info, we are in a reset flow. Issue the AQ */
3220 /* set RD bit to indicate that command buffer is provided by the driver
3221 * and it needs to be read by the firmware
3223 desc.flags |= CPU_TO_LE16(ICE_AQ_FLAG_RD);
3225 for (i = 0; i < num_qgrps; ++i) {
3226 /* Calculate the size taken up by the queue IDs in this group */
3227 sz += qg_list[i].num_qs * sizeof(qg_list[i].q_id);
3229 /* Add the size of the group header */
3230 sz += sizeof(qg_list[i]) - sizeof(qg_list[i].q_id);
3232 /* If the num of queues is even, add 2 bytes of padding */
3233 if ((qg_list[i].num_qs % 2) == 0)
3238 return ICE_ERR_PARAM;
3241 status = ice_aq_send_cmd(hw, &desc, qg_list, buf_size, cd);
3244 ice_debug(hw, ICE_DBG_SCHED, "VM%d disable failed %d\n",
3245 vmvf_num, hw->adminq.sq_last_status);
3247 ice_debug(hw, ICE_DBG_SCHED, "disable queue %d failed %d\n",
3248 LE16_TO_CPU(qg_list[0].q_id[0]),
3249 hw->adminq.sq_last_status);
3255 /* End of FW Admin Queue command wrappers */
3258 * ice_write_byte - write a byte to a packed context structure
3259 * @src_ctx: the context structure to read from
3260 * @dest_ctx: the context to be written to
3261 * @ce_info: a description of the struct to be filled
3264 ice_write_byte(u8 *src_ctx, u8 *dest_ctx, const struct ice_ctx_ele *ce_info)
3266 u8 src_byte, dest_byte, mask;
3270 /* copy from the next struct field */
3271 from = src_ctx + ce_info->offset;
3273 /* prepare the bits and mask */
3274 shift_width = ce_info->lsb % 8;
3275 mask = (u8)(BIT(ce_info->width) - 1);
3280 /* shift to correct alignment */
3281 mask <<= shift_width;
3282 src_byte <<= shift_width;
3284 /* get the current bits from the target bit string */
3285 dest = dest_ctx + (ce_info->lsb / 8);
3287 ice_memcpy(&dest_byte, dest, sizeof(dest_byte), ICE_DMA_TO_NONDMA);
3289 dest_byte &= ~mask; /* get the bits not changing */
3290 dest_byte |= src_byte; /* add in the new bits */
3292 /* put it all back */
3293 ice_memcpy(dest, &dest_byte, sizeof(dest_byte), ICE_NONDMA_TO_DMA);
3297 * ice_write_word - write a word to a packed context structure
3298 * @src_ctx: the context structure to read from
3299 * @dest_ctx: the context to be written to
3300 * @ce_info: a description of the struct to be filled
3303 ice_write_word(u8 *src_ctx, u8 *dest_ctx, const struct ice_ctx_ele *ce_info)
3310 /* copy from the next struct field */
3311 from = src_ctx + ce_info->offset;
3313 /* prepare the bits and mask */
3314 shift_width = ce_info->lsb % 8;
3315 mask = BIT(ce_info->width) - 1;
3317 /* don't swizzle the bits until after the mask because the mask bits
3318 * will be in a different bit position on big endian machines
3320 src_word = *(u16 *)from;
3323 /* shift to correct alignment */
3324 mask <<= shift_width;
3325 src_word <<= shift_width;
3327 /* get the current bits from the target bit string */
3328 dest = dest_ctx + (ce_info->lsb / 8);
3330 ice_memcpy(&dest_word, dest, sizeof(dest_word), ICE_DMA_TO_NONDMA);
3332 dest_word &= ~(CPU_TO_LE16(mask)); /* get the bits not changing */
3333 dest_word |= CPU_TO_LE16(src_word); /* add in the new bits */
3335 /* put it all back */
3336 ice_memcpy(dest, &dest_word, sizeof(dest_word), ICE_NONDMA_TO_DMA);
3340 * ice_write_dword - write a dword to a packed context structure
3341 * @src_ctx: the context structure to read from
3342 * @dest_ctx: the context to be written to
3343 * @ce_info: a description of the struct to be filled
3346 ice_write_dword(u8 *src_ctx, u8 *dest_ctx, const struct ice_ctx_ele *ce_info)
3348 u32 src_dword, mask;
3353 /* copy from the next struct field */
3354 from = src_ctx + ce_info->offset;
3356 /* prepare the bits and mask */
3357 shift_width = ce_info->lsb % 8;
3359 /* if the field width is exactly 32 on an x86 machine, then the shift
3360 * operation will not work because the SHL instructions count is masked
3361 * to 5 bits so the shift will do nothing
3363 if (ce_info->width < 32)
3364 mask = BIT(ce_info->width) - 1;
3368 /* don't swizzle the bits until after the mask because the mask bits
3369 * will be in a different bit position on big endian machines
3371 src_dword = *(u32 *)from;
3374 /* shift to correct alignment */
3375 mask <<= shift_width;
3376 src_dword <<= shift_width;
3378 /* get the current bits from the target bit string */
3379 dest = dest_ctx + (ce_info->lsb / 8);
3381 ice_memcpy(&dest_dword, dest, sizeof(dest_dword), ICE_DMA_TO_NONDMA);
3383 dest_dword &= ~(CPU_TO_LE32(mask)); /* get the bits not changing */
3384 dest_dword |= CPU_TO_LE32(src_dword); /* add in the new bits */
3386 /* put it all back */
3387 ice_memcpy(dest, &dest_dword, sizeof(dest_dword), ICE_NONDMA_TO_DMA);
3391 * ice_write_qword - write a qword to a packed context structure
3392 * @src_ctx: the context structure to read from
3393 * @dest_ctx: the context to be written to
3394 * @ce_info: a description of the struct to be filled
3397 ice_write_qword(u8 *src_ctx, u8 *dest_ctx, const struct ice_ctx_ele *ce_info)
3399 u64 src_qword, mask;
3404 /* copy from the next struct field */
3405 from = src_ctx + ce_info->offset;
3407 /* prepare the bits and mask */
3408 shift_width = ce_info->lsb % 8;
3410 /* if the field width is exactly 64 on an x86 machine, then the shift
3411 * operation will not work because the SHL instructions count is masked
3412 * to 6 bits so the shift will do nothing
3414 if (ce_info->width < 64)
3415 mask = BIT_ULL(ce_info->width) - 1;
3419 /* don't swizzle the bits until after the mask because the mask bits
3420 * will be in a different bit position on big endian machines
3422 src_qword = *(u64 *)from;
3425 /* shift to correct alignment */
3426 mask <<= shift_width;
3427 src_qword <<= shift_width;
3429 /* get the current bits from the target bit string */
3430 dest = dest_ctx + (ce_info->lsb / 8);
3432 ice_memcpy(&dest_qword, dest, sizeof(dest_qword), ICE_DMA_TO_NONDMA);
3434 dest_qword &= ~(CPU_TO_LE64(mask)); /* get the bits not changing */
3435 dest_qword |= CPU_TO_LE64(src_qword); /* add in the new bits */
3437 /* put it all back */
3438 ice_memcpy(dest, &dest_qword, sizeof(dest_qword), ICE_NONDMA_TO_DMA);
3442 * ice_set_ctx - set context bits in packed structure
3443 * @src_ctx: pointer to a generic non-packed context structure
3444 * @dest_ctx: pointer to memory for the packed structure
3445 * @ce_info: a description of the structure to be transformed
3448 ice_set_ctx(u8 *src_ctx, u8 *dest_ctx, const struct ice_ctx_ele *ce_info)
3452 for (f = 0; ce_info[f].width; f++) {
3453 /* We have to deal with each element of the FW response
3454 * using the correct size so that we are correct regardless
3455 * of the endianness of the machine.
3457 switch (ce_info[f].size_of) {
3459 ice_write_byte(src_ctx, dest_ctx, &ce_info[f]);
3462 ice_write_word(src_ctx, dest_ctx, &ce_info[f]);
3465 ice_write_dword(src_ctx, dest_ctx, &ce_info[f]);
3468 ice_write_qword(src_ctx, dest_ctx, &ce_info[f]);
3471 return ICE_ERR_INVAL_SIZE;
3482 * ice_read_byte - read context byte into struct
3483 * @src_ctx: the context structure to read from
3484 * @dest_ctx: the context to be written to
3485 * @ce_info: a description of the struct to be filled
3488 ice_read_byte(u8 *src_ctx, u8 *dest_ctx, struct ice_ctx_ele *ce_info)
3494 /* prepare the bits and mask */
3495 shift_width = ce_info->lsb % 8;
3496 mask = (u8)(BIT(ce_info->width) - 1);
3498 /* shift to correct alignment */
3499 mask <<= shift_width;
3501 /* get the current bits from the src bit string */
3502 src = src_ctx + (ce_info->lsb / 8);
3504 ice_memcpy(&dest_byte, src, sizeof(dest_byte), ICE_DMA_TO_NONDMA);
3506 dest_byte &= ~(mask);
3508 dest_byte >>= shift_width;
3510 /* get the address from the struct field */
3511 target = dest_ctx + ce_info->offset;
3513 /* put it back in the struct */
3514 ice_memcpy(target, &dest_byte, sizeof(dest_byte), ICE_NONDMA_TO_DMA);
3518 * ice_read_word - read context word into struct
3519 * @src_ctx: the context structure to read from
3520 * @dest_ctx: the context to be written to
3521 * @ce_info: a description of the struct to be filled
3524 ice_read_word(u8 *src_ctx, u8 *dest_ctx, struct ice_ctx_ele *ce_info)
3526 u16 dest_word, mask;
3531 /* prepare the bits and mask */
3532 shift_width = ce_info->lsb % 8;
3533 mask = BIT(ce_info->width) - 1;
3535 /* shift to correct alignment */
3536 mask <<= shift_width;
3538 /* get the current bits from the src bit string */
3539 src = src_ctx + (ce_info->lsb / 8);
3541 ice_memcpy(&src_word, src, sizeof(src_word), ICE_DMA_TO_NONDMA);
3543 /* the data in the memory is stored as little endian so mask it
3546 src_word &= ~(CPU_TO_LE16(mask));
3548 /* get the data back into host order before shifting */
3549 dest_word = LE16_TO_CPU(src_word);
3551 dest_word >>= shift_width;
3553 /* get the address from the struct field */
3554 target = dest_ctx + ce_info->offset;
3556 /* put it back in the struct */
3557 ice_memcpy(target, &dest_word, sizeof(dest_word), ICE_NONDMA_TO_DMA);
3561 * ice_read_dword - read context dword into struct
3562 * @src_ctx: the context structure to read from
3563 * @dest_ctx: the context to be written to
3564 * @ce_info: a description of the struct to be filled
3567 ice_read_dword(u8 *src_ctx, u8 *dest_ctx, struct ice_ctx_ele *ce_info)
3569 u32 dest_dword, mask;
3574 /* prepare the bits and mask */
3575 shift_width = ce_info->lsb % 8;
3577 /* if the field width is exactly 32 on an x86 machine, then the shift
3578 * operation will not work because the SHL instructions count is masked
3579 * to 5 bits so the shift will do nothing
3581 if (ce_info->width < 32)
3582 mask = BIT(ce_info->width) - 1;
3586 /* shift to correct alignment */
3587 mask <<= shift_width;
3589 /* get the current bits from the src bit string */
3590 src = src_ctx + (ce_info->lsb / 8);
3592 ice_memcpy(&src_dword, src, sizeof(src_dword), ICE_DMA_TO_NONDMA);
3594 /* the data in the memory is stored as little endian so mask it
3597 src_dword &= ~(CPU_TO_LE32(mask));
3599 /* get the data back into host order before shifting */
3600 dest_dword = LE32_TO_CPU(src_dword);
3602 dest_dword >>= shift_width;
3604 /* get the address from the struct field */
3605 target = dest_ctx + ce_info->offset;
3607 /* put it back in the struct */
3608 ice_memcpy(target, &dest_dword, sizeof(dest_dword), ICE_NONDMA_TO_DMA);
3612 * ice_read_qword - read context qword into struct
3613 * @src_ctx: the context structure to read from
3614 * @dest_ctx: the context to be written to
3615 * @ce_info: a description of the struct to be filled
3618 ice_read_qword(u8 *src_ctx, u8 *dest_ctx, struct ice_ctx_ele *ce_info)
3620 u64 dest_qword, mask;
3625 /* prepare the bits and mask */
3626 shift_width = ce_info->lsb % 8;
3628 /* if the field width is exactly 64 on an x86 machine, then the shift
3629 * operation will not work because the SHL instructions count is masked
3630 * to 6 bits so the shift will do nothing
3632 if (ce_info->width < 64)
3633 mask = BIT_ULL(ce_info->width) - 1;
3637 /* shift to correct alignment */
3638 mask <<= shift_width;
3640 /* get the current bits from the src bit string */
3641 src = src_ctx + (ce_info->lsb / 8);
3643 ice_memcpy(&src_qword, src, sizeof(src_qword), ICE_DMA_TO_NONDMA);
3645 /* the data in the memory is stored as little endian so mask it
3648 src_qword &= ~(CPU_TO_LE64(mask));
3650 /* get the data back into host order before shifting */
3651 dest_qword = LE64_TO_CPU(src_qword);
3653 dest_qword >>= shift_width;
3655 /* get the address from the struct field */
3656 target = dest_ctx + ce_info->offset;
3658 /* put it back in the struct */
3659 ice_memcpy(target, &dest_qword, sizeof(dest_qword), ICE_NONDMA_TO_DMA);
3663 * ice_get_ctx - extract context bits from a packed structure
3664 * @src_ctx: pointer to a generic packed context structure
3665 * @dest_ctx: pointer to a generic non-packed context structure
3666 * @ce_info: a description of the structure to be read from
3669 ice_get_ctx(u8 *src_ctx, u8 *dest_ctx, struct ice_ctx_ele *ce_info)
3673 for (f = 0; ce_info[f].width; f++) {
3674 switch (ce_info[f].size_of) {
3676 ice_read_byte(src_ctx, dest_ctx, &ce_info[f]);
3679 ice_read_word(src_ctx, dest_ctx, &ce_info[f]);
3682 ice_read_dword(src_ctx, dest_ctx, &ce_info[f]);
3685 ice_read_qword(src_ctx, dest_ctx, &ce_info[f]);
3688 /* nothing to do, just keep going */
3697 * ice_get_lan_q_ctx - get the LAN queue context for the given VSI and TC
3698 * @hw: pointer to the HW struct
3699 * @vsi_handle: software VSI handle
3701 * @q_handle: software queue handle
3704 ice_get_lan_q_ctx(struct ice_hw *hw, u16 vsi_handle, u8 tc, u16 q_handle)
3706 struct ice_vsi_ctx *vsi;
3707 struct ice_q_ctx *q_ctx;
3709 vsi = ice_get_vsi_ctx(hw, vsi_handle);
3712 if (q_handle >= vsi->num_lan_q_entries[tc])
3714 if (!vsi->lan_q_ctx[tc])
3716 q_ctx = vsi->lan_q_ctx[tc];
3717 return &q_ctx[q_handle];
3722 * @pi: port information structure
3723 * @vsi_handle: software VSI handle
3725 * @q_handle: software queue handle
3726 * @num_qgrps: Number of added queue groups
3727 * @buf: list of queue groups to be added
3728 * @buf_size: size of buffer for indirect command
3729 * @cd: pointer to command details structure or NULL
3731 * This function adds one LAN queue
3734 ice_ena_vsi_txq(struct ice_port_info *pi, u16 vsi_handle, u8 tc, u16 q_handle,
3735 u8 num_qgrps, struct ice_aqc_add_tx_qgrp *buf, u16 buf_size,
3736 struct ice_sq_cd *cd)
3738 struct ice_aqc_txsched_elem_data node = { 0 };
3739 struct ice_sched_node *parent;
3740 struct ice_q_ctx *q_ctx;
3741 enum ice_status status;
3744 if (!pi || pi->port_state != ICE_SCHED_PORT_STATE_READY)
3747 if (num_qgrps > 1 || buf->num_txqs > 1)
3748 return ICE_ERR_MAX_LIMIT;
3752 if (!ice_is_vsi_valid(hw, vsi_handle))
3753 return ICE_ERR_PARAM;
3755 ice_acquire_lock(&pi->sched_lock);
3757 q_ctx = ice_get_lan_q_ctx(hw, vsi_handle, tc, q_handle);
3759 ice_debug(hw, ICE_DBG_SCHED, "Enaq: invalid queue handle %d\n",
3761 status = ICE_ERR_PARAM;
3765 /* find a parent node */
3766 parent = ice_sched_get_free_qparent(pi, vsi_handle, tc,
3767 ICE_SCHED_NODE_OWNER_LAN);
3769 status = ICE_ERR_PARAM;
3773 buf->parent_teid = parent->info.node_teid;
3774 node.parent_teid = parent->info.node_teid;
3775 /* Mark that the values in the "generic" section as valid. The default
3776 * value in the "generic" section is zero. This means that :
3777 * - Scheduling mode is Bytes Per Second (BPS), indicated by Bit 0.
3778 * - 0 priority among siblings, indicated by Bit 1-3.
3779 * - WFQ, indicated by Bit 4.
3780 * - 0 Adjustment value is used in PSM credit update flow, indicated by
3782 * - Bit 7 is reserved.
3783 * Without setting the generic section as valid in valid_sections, the
3784 * Admin queue command will fail with error code ICE_AQ_RC_EINVAL.
3786 buf->txqs[0].info.valid_sections = ICE_AQC_ELEM_VALID_GENERIC;
3788 /* add the LAN queue */
3789 status = ice_aq_add_lan_txq(hw, num_qgrps, buf, buf_size, cd);
3790 if (status != ICE_SUCCESS) {
3791 ice_debug(hw, ICE_DBG_SCHED, "enable queue %d failed %d\n",
3792 LE16_TO_CPU(buf->txqs[0].txq_id),
3793 hw->adminq.sq_last_status);
3797 node.node_teid = buf->txqs[0].q_teid;
3798 node.data.elem_type = ICE_AQC_ELEM_TYPE_LEAF;
3799 q_ctx->q_handle = q_handle;
3800 q_ctx->q_teid = LE32_TO_CPU(node.node_teid);
3802 /* add a leaf node into scheduler tree queue layer */
3803 status = ice_sched_add_node(pi, hw->num_tx_sched_layers - 1, &node);
3805 status = ice_sched_replay_q_bw(pi, q_ctx);
3808 ice_release_lock(&pi->sched_lock);
3814 * @pi: port information structure
3815 * @vsi_handle: software VSI handle
3817 * @num_queues: number of queues
3818 * @q_handles: pointer to software queue handle array
3819 * @q_ids: pointer to the q_id array
3820 * @q_teids: pointer to queue node teids
3821 * @rst_src: if called due to reset, specifies the reset source
3822 * @vmvf_num: the relative VM or VF number that is undergoing the reset
3823 * @cd: pointer to command details structure or NULL
3825 * This function removes queues and their corresponding nodes in SW DB
3828 ice_dis_vsi_txq(struct ice_port_info *pi, u16 vsi_handle, u8 tc, u8 num_queues,
3829 u16 *q_handles, u16 *q_ids, u32 *q_teids,
3830 enum ice_disq_rst_src rst_src, u16 vmvf_num,
3831 struct ice_sq_cd *cd)
3833 enum ice_status status = ICE_ERR_DOES_NOT_EXIST;
3834 struct ice_aqc_dis_txq_item qg_list;
3835 struct ice_q_ctx *q_ctx;
3838 if (!pi || pi->port_state != ICE_SCHED_PORT_STATE_READY)
3843 /* if queue is disabled already yet the disable queue command
3844 * has to be sent to complete the VF reset, then call
3845 * ice_aq_dis_lan_txq without any queue information
3848 return ice_aq_dis_lan_txq(pi->hw, 0, NULL, 0, rst_src,
3853 ice_acquire_lock(&pi->sched_lock);
3855 for (i = 0; i < num_queues; i++) {
3856 struct ice_sched_node *node;
3858 node = ice_sched_find_node_by_teid(pi->root, q_teids[i]);
3861 q_ctx = ice_get_lan_q_ctx(pi->hw, vsi_handle, tc, q_handles[i]);
3863 ice_debug(pi->hw, ICE_DBG_SCHED, "invalid queue handle%d\n",
3867 if (q_ctx->q_handle != q_handles[i]) {
3868 ice_debug(pi->hw, ICE_DBG_SCHED, "Err:handles %d %d\n",
3869 q_ctx->q_handle, q_handles[i]);
3872 qg_list.parent_teid = node->info.parent_teid;
3874 qg_list.q_id[0] = CPU_TO_LE16(q_ids[i]);
3875 status = ice_aq_dis_lan_txq(pi->hw, 1, &qg_list,
3876 sizeof(qg_list), rst_src, vmvf_num,
3879 if (status != ICE_SUCCESS)
3881 ice_free_sched_node(pi, node);
3882 q_ctx->q_handle = ICE_INVAL_Q_HANDLE;
3884 ice_release_lock(&pi->sched_lock);
3889 * ice_cfg_vsi_qs - configure the new/existing VSI queues
3890 * @pi: port information structure
3891 * @vsi_handle: software VSI handle
3892 * @tc_bitmap: TC bitmap
3893 * @maxqs: max queues array per TC
3894 * @owner: LAN or RDMA
3896 * This function adds/updates the VSI queues per TC.
3898 static enum ice_status
3899 ice_cfg_vsi_qs(struct ice_port_info *pi, u16 vsi_handle, u8 tc_bitmap,
3900 u16 *maxqs, u8 owner)
3902 enum ice_status status = ICE_SUCCESS;
3905 if (!pi || pi->port_state != ICE_SCHED_PORT_STATE_READY)
3908 if (!ice_is_vsi_valid(pi->hw, vsi_handle))
3909 return ICE_ERR_PARAM;
3911 ice_acquire_lock(&pi->sched_lock);
3913 ice_for_each_traffic_class(i) {
3914 /* configuration is possible only if TC node is present */
3915 if (!ice_sched_get_tc_node(pi, i))
3918 status = ice_sched_cfg_vsi(pi, vsi_handle, i, maxqs[i], owner,
3919 ice_is_tc_ena(tc_bitmap, i));
3924 ice_release_lock(&pi->sched_lock);
3929 * ice_cfg_vsi_lan - configure VSI LAN queues
3930 * @pi: port information structure
3931 * @vsi_handle: software VSI handle
3932 * @tc_bitmap: TC bitmap
3933 * @max_lanqs: max LAN queues array per TC
3935 * This function adds/updates the VSI LAN queues per TC.
3938 ice_cfg_vsi_lan(struct ice_port_info *pi, u16 vsi_handle, u8 tc_bitmap,
3941 return ice_cfg_vsi_qs(pi, vsi_handle, tc_bitmap, max_lanqs,
3942 ICE_SCHED_NODE_OWNER_LAN);
3948 * ice_replay_pre_init - replay pre initialization
3949 * @hw: pointer to the HW struct
3951 * Initializes required config data for VSI, FD, ACL, and RSS before replay.
3953 static enum ice_status ice_replay_pre_init(struct ice_hw *hw)
3955 struct ice_switch_info *sw = hw->switch_info;
3958 /* Delete old entries from replay filter list head if there is any */
3959 ice_rm_all_sw_replay_rule_info(hw);
3960 /* In start of replay, move entries into replay_rules list, it
3961 * will allow adding rules entries back to filt_rules list,
3962 * which is operational list.
3964 for (i = 0; i < ICE_MAX_NUM_RECIPES; i++)
3965 LIST_REPLACE_INIT(&sw->recp_list[i].filt_rules,
3966 &sw->recp_list[i].filt_replay_rules);
3967 ice_sched_replay_agg_vsi_preinit(hw);
3969 return ice_sched_replay_tc_node_bw(hw);
3973 * ice_replay_vsi - replay VSI configuration
3974 * @hw: pointer to the HW struct
3975 * @vsi_handle: driver VSI handle
3977 * Restore all VSI configuration after reset. It is required to call this
3978 * function with main VSI first.
3980 enum ice_status ice_replay_vsi(struct ice_hw *hw, u16 vsi_handle)
3982 enum ice_status status;
3984 if (!ice_is_vsi_valid(hw, vsi_handle))
3985 return ICE_ERR_PARAM;
3987 /* Replay pre-initialization if there is any */
3988 if (vsi_handle == ICE_MAIN_VSI_HANDLE) {
3989 status = ice_replay_pre_init(hw);
3993 /* Replay per VSI all RSS configurations */
3994 status = ice_replay_rss_cfg(hw, vsi_handle);
3997 /* Replay per VSI all filters */
3998 status = ice_replay_vsi_all_fltr(hw, vsi_handle);
4000 status = ice_replay_vsi_agg(hw, vsi_handle);
4005 * ice_replay_post - post replay configuration cleanup
4006 * @hw: pointer to the HW struct
4008 * Post replay cleanup.
4010 void ice_replay_post(struct ice_hw *hw)
4012 /* Delete old entries from replay filter list head */
4013 ice_rm_all_sw_replay_rule_info(hw);
4014 ice_sched_replay_agg(hw);
4018 * ice_stat_update40 - read 40 bit stat from the chip and update stat values
4019 * @hw: ptr to the hardware info
4020 * @hireg: high 32 bit HW register to read from
4021 * @loreg: low 32 bit HW register to read from
4022 * @prev_stat_loaded: bool to specify if previous stats are loaded
4023 * @prev_stat: ptr to previous loaded stat value
4024 * @cur_stat: ptr to current stat value
4027 ice_stat_update40(struct ice_hw *hw, u32 hireg, u32 loreg,
4028 bool prev_stat_loaded, u64 *prev_stat, u64 *cur_stat)
4032 new_data = rd32(hw, loreg);
4033 new_data |= ((u64)(rd32(hw, hireg) & 0xFFFF)) << 32;
4035 /* device stats are not reset at PFR, they likely will not be zeroed
4036 * when the driver starts. So save the first values read and use them as
4037 * offsets to be subtracted from the raw values in order to report stats
4038 * that count from zero.
4040 if (!prev_stat_loaded)
4041 *prev_stat = new_data;
4042 if (new_data >= *prev_stat)
4043 *cur_stat = new_data - *prev_stat;
4045 /* to manage the potential roll-over */
4046 *cur_stat = (new_data + BIT_ULL(40)) - *prev_stat;
4047 *cur_stat &= 0xFFFFFFFFFFULL;
4051 * ice_stat_update32 - read 32 bit stat from the chip and update stat values
4052 * @hw: ptr to the hardware info
4053 * @reg: HW register to read from
4054 * @prev_stat_loaded: bool to specify if previous stats are loaded
4055 * @prev_stat: ptr to previous loaded stat value
4056 * @cur_stat: ptr to current stat value
4059 ice_stat_update32(struct ice_hw *hw, u32 reg, bool prev_stat_loaded,
4060 u64 *prev_stat, u64 *cur_stat)
4064 new_data = rd32(hw, reg);
4066 /* device stats are not reset at PFR, they likely will not be zeroed
4067 * when the driver starts. So save the first values read and use them as
4068 * offsets to be subtracted from the raw values in order to report stats
4069 * that count from zero.
4071 if (!prev_stat_loaded)
4072 *prev_stat = new_data;
4073 if (new_data >= *prev_stat)
4074 *cur_stat = new_data - *prev_stat;
4076 /* to manage the potential roll-over */
4077 *cur_stat = (new_data + BIT_ULL(32)) - *prev_stat;
4082 * ice_sched_query_elem - query element information from HW
4083 * @hw: pointer to the HW struct
4084 * @node_teid: node TEID to be queried
4085 * @buf: buffer to element information
4087 * This function queries HW element information
4090 ice_sched_query_elem(struct ice_hw *hw, u32 node_teid,
4091 struct ice_aqc_get_elem *buf)
4093 u16 buf_size, num_elem_ret = 0;
4094 enum ice_status status;
4096 buf_size = sizeof(*buf);
4097 ice_memset(buf, 0, buf_size, ICE_NONDMA_MEM);
4098 buf->generic[0].node_teid = CPU_TO_LE32(node_teid);
4099 status = ice_aq_query_sched_elems(hw, 1, buf, buf_size, &num_elem_ret,
4101 if (status != ICE_SUCCESS || num_elem_ret != 1)
4102 ice_debug(hw, ICE_DBG_SCHED, "query element failed\n");
4107 * ice_is_fw_in_rec_mode
4108 * @hw: pointer to the HW struct
4110 * This function returns true if fw is in recovery mode
4112 bool ice_is_fw_in_rec_mode(struct ice_hw *hw)
4116 /* check the current FW mode */
4117 reg = rd32(hw, GL_MNG_FWSM);
4118 return (reg & GL_MNG_FWSM_FW_MODES_M) > ICE_FW_MODE_DBG;