1 /* SPDX-License-Identifier: BSD-3-Clause
2 * Copyright(c) 2001-2020 Intel Corporation
5 #include "ice_common.h"
7 #include "ice_adminq_cmd.h"
10 #include "ice_switch.h"
12 #define ICE_PF_RESET_WAIT_COUNT 300
15 * ice_set_mac_type - Sets MAC type
16 * @hw: pointer to the HW structure
18 * This function sets the MAC type of the adapter based on the
19 * vendor ID and device ID stored in the HW structure.
21 static enum ice_status ice_set_mac_type(struct ice_hw *hw)
23 ice_debug(hw, ICE_DBG_TRACE, "%s\n", __func__);
25 if (hw->vendor_id != ICE_INTEL_VENDOR_ID)
26 return ICE_ERR_DEVICE_NOT_SUPPORTED;
28 switch (hw->device_id) {
29 case ICE_DEV_ID_E810C_BACKPLANE:
30 case ICE_DEV_ID_E810C_QSFP:
31 case ICE_DEV_ID_E810C_SFP:
32 case ICE_DEV_ID_E810_XXV_BACKPLANE:
33 case ICE_DEV_ID_E810_XXV_QSFP:
34 case ICE_DEV_ID_E810_XXV_SFP:
35 hw->mac_type = ICE_MAC_E810;
37 case ICE_DEV_ID_E822C_10G_BASE_T:
38 case ICE_DEV_ID_E822C_BACKPLANE:
39 case ICE_DEV_ID_E822C_QSFP:
40 case ICE_DEV_ID_E822C_SFP:
41 case ICE_DEV_ID_E822C_SGMII:
42 case ICE_DEV_ID_E822L_10G_BASE_T:
43 case ICE_DEV_ID_E822L_BACKPLANE:
44 case ICE_DEV_ID_E822L_SFP:
45 case ICE_DEV_ID_E822L_SGMII:
46 case ICE_DEV_ID_E823L_10G_BASE_T:
47 case ICE_DEV_ID_E823L_1GBE:
48 case ICE_DEV_ID_E823L_BACKPLANE:
49 case ICE_DEV_ID_E823L_QSFP:
50 case ICE_DEV_ID_E823L_SFP:
51 hw->mac_type = ICE_MAC_GENERIC;
54 hw->mac_type = ICE_MAC_UNKNOWN;
58 ice_debug(hw, ICE_DBG_INIT, "mac_type: %d\n", hw->mac_type);
63 * ice_clear_pf_cfg - Clear PF configuration
64 * @hw: pointer to the hardware structure
66 * Clears any existing PF configuration (VSIs, VSI lists, switch rules, port
67 * configuration, flow director filters, etc.).
69 enum ice_status ice_clear_pf_cfg(struct ice_hw *hw)
71 struct ice_aq_desc desc;
73 ice_fill_dflt_direct_cmd_desc(&desc, ice_aqc_opc_clear_pf_cfg);
75 return ice_aq_send_cmd(hw, &desc, NULL, 0, NULL);
79 * ice_aq_manage_mac_read - manage MAC address read command
80 * @hw: pointer to the HW struct
81 * @buf: a virtual buffer to hold the manage MAC read response
82 * @buf_size: Size of the virtual buffer
83 * @cd: pointer to command details structure or NULL
85 * This function is used to return per PF station MAC address (0x0107).
86 * NOTE: Upon successful completion of this command, MAC address information
87 * is returned in user specified buffer. Please interpret user specified
88 * buffer as "manage_mac_read" response.
89 * Response such as various MAC addresses are stored in HW struct (port.mac)
90 * ice_aq_discover_caps is expected to be called before this function is called.
92 static enum ice_status
93 ice_aq_manage_mac_read(struct ice_hw *hw, void *buf, u16 buf_size,
96 struct ice_aqc_manage_mac_read_resp *resp;
97 struct ice_aqc_manage_mac_read *cmd;
98 struct ice_aq_desc desc;
99 enum ice_status status;
103 cmd = &desc.params.mac_read;
105 if (buf_size < sizeof(*resp))
106 return ICE_ERR_BUF_TOO_SHORT;
108 ice_fill_dflt_direct_cmd_desc(&desc, ice_aqc_opc_manage_mac_read);
110 status = ice_aq_send_cmd(hw, &desc, buf, buf_size, cd);
114 resp = (struct ice_aqc_manage_mac_read_resp *)buf;
115 flags = LE16_TO_CPU(cmd->flags) & ICE_AQC_MAN_MAC_READ_M;
117 if (!(flags & ICE_AQC_MAN_MAC_LAN_ADDR_VALID)) {
118 ice_debug(hw, ICE_DBG_LAN, "got invalid MAC address\n");
122 /* A single port can report up to two (LAN and WoL) addresses */
123 for (i = 0; i < cmd->num_addr; i++)
124 if (resp[i].addr_type == ICE_AQC_MAN_MAC_ADDR_TYPE_LAN) {
125 ice_memcpy(hw->port_info->mac.lan_addr,
126 resp[i].mac_addr, ETH_ALEN,
128 ice_memcpy(hw->port_info->mac.perm_addr,
130 ETH_ALEN, ICE_DMA_TO_NONDMA);
137 * ice_aq_get_phy_caps - returns PHY capabilities
138 * @pi: port information structure
139 * @qual_mods: report qualified modules
140 * @report_mode: report mode capabilities
141 * @pcaps: structure for PHY capabilities to be filled
142 * @cd: pointer to command details structure or NULL
144 * Returns the various PHY capabilities supported on the Port (0x0600)
147 ice_aq_get_phy_caps(struct ice_port_info *pi, bool qual_mods, u8 report_mode,
148 struct ice_aqc_get_phy_caps_data *pcaps,
149 struct ice_sq_cd *cd)
151 struct ice_aqc_get_phy_caps *cmd;
152 u16 pcaps_size = sizeof(*pcaps);
153 struct ice_aq_desc desc;
154 enum ice_status status;
157 cmd = &desc.params.get_phy;
159 if (!pcaps || (report_mode & ~ICE_AQC_REPORT_MODE_M) || !pi)
160 return ICE_ERR_PARAM;
163 ice_fill_dflt_direct_cmd_desc(&desc, ice_aqc_opc_get_phy_caps);
166 cmd->param0 |= CPU_TO_LE16(ICE_AQC_GET_PHY_RQM);
168 cmd->param0 |= CPU_TO_LE16(report_mode);
169 status = ice_aq_send_cmd(hw, &desc, pcaps, pcaps_size, cd);
171 ice_debug(hw, ICE_DBG_LINK, "get phy caps - report_mode = 0x%x\n",
173 ice_debug(hw, ICE_DBG_LINK, " phy_type_low = 0x%llx\n",
174 (unsigned long long)LE64_TO_CPU(pcaps->phy_type_low));
175 ice_debug(hw, ICE_DBG_LINK, " phy_type_high = 0x%llx\n",
176 (unsigned long long)LE64_TO_CPU(pcaps->phy_type_high));
177 ice_debug(hw, ICE_DBG_LINK, " caps = 0x%x\n", pcaps->caps);
178 ice_debug(hw, ICE_DBG_LINK, " low_power_ctrl_an = 0x%x\n",
179 pcaps->low_power_ctrl_an);
180 ice_debug(hw, ICE_DBG_LINK, " eee_cap = 0x%x\n", pcaps->eee_cap);
181 ice_debug(hw, ICE_DBG_LINK, " eeer_value = 0x%x\n",
183 ice_debug(hw, ICE_DBG_LINK, " link_fec_options = 0x%x\n",
184 pcaps->link_fec_options);
185 ice_debug(hw, ICE_DBG_LINK, " module_compliance_enforcement = 0x%x\n",
186 pcaps->module_compliance_enforcement);
187 ice_debug(hw, ICE_DBG_LINK, " extended_compliance_code = 0x%x\n",
188 pcaps->extended_compliance_code);
189 ice_debug(hw, ICE_DBG_LINK, " module_type[0] = 0x%x\n",
190 pcaps->module_type[0]);
191 ice_debug(hw, ICE_DBG_LINK, " module_type[1] = 0x%x\n",
192 pcaps->module_type[1]);
193 ice_debug(hw, ICE_DBG_LINK, " module_type[2] = 0x%x\n",
194 pcaps->module_type[2]);
197 if (status == ICE_SUCCESS && report_mode == ICE_AQC_REPORT_TOPO_CAP) {
198 pi->phy.phy_type_low = LE64_TO_CPU(pcaps->phy_type_low);
199 pi->phy.phy_type_high = LE64_TO_CPU(pcaps->phy_type_high);
200 ice_memcpy(pi->phy.link_info.module_type, &pcaps->module_type,
201 sizeof(pi->phy.link_info.module_type),
202 ICE_NONDMA_TO_NONDMA);
210 * ice_aq_get_link_topo_handle - get link topology node return status
211 * @pi: port information structure
212 * @node_type: requested node type
213 * @cd: pointer to command details structure or NULL
215 * Get link topology node return status for specified node type (0x06E0)
217 * Node type cage can be used to determine if cage is present. If AQC
218 * returns error (ENOENT), then no cage present. If no cage present, then
219 * connection type is backplane or BASE-T.
221 static enum ice_status
222 ice_aq_get_link_topo_handle(struct ice_port_info *pi, u8 node_type,
223 struct ice_sq_cd *cd)
225 struct ice_aqc_get_link_topo *cmd;
226 struct ice_aq_desc desc;
228 cmd = &desc.params.get_link_topo;
230 ice_fill_dflt_direct_cmd_desc(&desc, ice_aqc_opc_get_link_topo);
232 cmd->addr.node_type_ctx = (ICE_AQC_LINK_TOPO_NODE_CTX_PORT <<
233 ICE_AQC_LINK_TOPO_NODE_CTX_S);
236 cmd->addr.node_type_ctx |= (ICE_AQC_LINK_TOPO_NODE_TYPE_M & node_type);
238 return ice_aq_send_cmd(pi->hw, &desc, NULL, 0, cd);
242 * ice_is_media_cage_present
243 * @pi: port information structure
245 * Returns true if media cage is present, else false. If no cage, then
246 * media type is backplane or BASE-T.
248 static bool ice_is_media_cage_present(struct ice_port_info *pi)
250 /* Node type cage can be used to determine if cage is present. If AQC
251 * returns error (ENOENT), then no cage present. If no cage present then
252 * connection type is backplane or BASE-T.
254 return !ice_aq_get_link_topo_handle(pi,
255 ICE_AQC_LINK_TOPO_NODE_TYPE_CAGE,
260 * ice_get_media_type - Gets media type
261 * @pi: port information structure
263 static enum ice_media_type ice_get_media_type(struct ice_port_info *pi)
265 struct ice_link_status *hw_link_info;
268 return ICE_MEDIA_UNKNOWN;
270 hw_link_info = &pi->phy.link_info;
271 if (hw_link_info->phy_type_low && hw_link_info->phy_type_high)
272 /* If more than one media type is selected, report unknown */
273 return ICE_MEDIA_UNKNOWN;
275 if (hw_link_info->phy_type_low) {
276 /* 1G SGMII is a special case where some DA cable PHYs
277 * may show this as an option when it really shouldn't
278 * be since SGMII is meant to be between a MAC and a PHY
279 * in a backplane. Try to detect this case and handle it
281 if (hw_link_info->phy_type_low == ICE_PHY_TYPE_LOW_1G_SGMII &&
282 (hw_link_info->module_type[ICE_AQC_MOD_TYPE_IDENT] ==
283 ICE_AQC_MOD_TYPE_BYTE1_SFP_PLUS_CU_ACTIVE ||
284 hw_link_info->module_type[ICE_AQC_MOD_TYPE_IDENT] ==
285 ICE_AQC_MOD_TYPE_BYTE1_SFP_PLUS_CU_PASSIVE))
288 switch (hw_link_info->phy_type_low) {
289 case ICE_PHY_TYPE_LOW_1000BASE_SX:
290 case ICE_PHY_TYPE_LOW_1000BASE_LX:
291 case ICE_PHY_TYPE_LOW_10GBASE_SR:
292 case ICE_PHY_TYPE_LOW_10GBASE_LR:
293 case ICE_PHY_TYPE_LOW_10G_SFI_C2C:
294 case ICE_PHY_TYPE_LOW_25GBASE_SR:
295 case ICE_PHY_TYPE_LOW_25GBASE_LR:
296 case ICE_PHY_TYPE_LOW_40GBASE_SR4:
297 case ICE_PHY_TYPE_LOW_40GBASE_LR4:
298 case ICE_PHY_TYPE_LOW_50GBASE_SR2:
299 case ICE_PHY_TYPE_LOW_50GBASE_LR2:
300 case ICE_PHY_TYPE_LOW_50GBASE_SR:
301 case ICE_PHY_TYPE_LOW_50GBASE_FR:
302 case ICE_PHY_TYPE_LOW_50GBASE_LR:
303 case ICE_PHY_TYPE_LOW_100GBASE_SR4:
304 case ICE_PHY_TYPE_LOW_100GBASE_LR4:
305 case ICE_PHY_TYPE_LOW_100GBASE_SR2:
306 case ICE_PHY_TYPE_LOW_100GBASE_DR:
307 return ICE_MEDIA_FIBER;
308 case ICE_PHY_TYPE_LOW_10G_SFI_AOC_ACC:
309 case ICE_PHY_TYPE_LOW_25G_AUI_AOC_ACC:
310 case ICE_PHY_TYPE_LOW_40G_XLAUI_AOC_ACC:
311 case ICE_PHY_TYPE_LOW_50G_LAUI2_AOC_ACC:
312 case ICE_PHY_TYPE_LOW_50G_AUI2_AOC_ACC:
313 case ICE_PHY_TYPE_LOW_50G_AUI1_AOC_ACC:
314 case ICE_PHY_TYPE_LOW_100G_CAUI4_AOC_ACC:
315 case ICE_PHY_TYPE_LOW_100G_AUI4_AOC_ACC:
316 return ICE_MEDIA_FIBER;
317 case ICE_PHY_TYPE_LOW_100BASE_TX:
318 case ICE_PHY_TYPE_LOW_1000BASE_T:
319 case ICE_PHY_TYPE_LOW_2500BASE_T:
320 case ICE_PHY_TYPE_LOW_5GBASE_T:
321 case ICE_PHY_TYPE_LOW_10GBASE_T:
322 case ICE_PHY_TYPE_LOW_25GBASE_T:
323 return ICE_MEDIA_BASET;
324 case ICE_PHY_TYPE_LOW_10G_SFI_DA:
325 case ICE_PHY_TYPE_LOW_25GBASE_CR:
326 case ICE_PHY_TYPE_LOW_25GBASE_CR_S:
327 case ICE_PHY_TYPE_LOW_25GBASE_CR1:
328 case ICE_PHY_TYPE_LOW_40GBASE_CR4:
329 case ICE_PHY_TYPE_LOW_50GBASE_CR2:
330 case ICE_PHY_TYPE_LOW_50GBASE_CP:
331 case ICE_PHY_TYPE_LOW_100GBASE_CR4:
332 case ICE_PHY_TYPE_LOW_100GBASE_CR_PAM4:
333 case ICE_PHY_TYPE_LOW_100GBASE_CP2:
335 case ICE_PHY_TYPE_LOW_25G_AUI_C2C:
336 case ICE_PHY_TYPE_LOW_40G_XLAUI:
337 case ICE_PHY_TYPE_LOW_50G_LAUI2:
338 case ICE_PHY_TYPE_LOW_50G_AUI2:
339 case ICE_PHY_TYPE_LOW_50G_AUI1:
340 case ICE_PHY_TYPE_LOW_100G_AUI4:
341 case ICE_PHY_TYPE_LOW_100G_CAUI4:
342 if (ice_is_media_cage_present(pi))
343 return ICE_MEDIA_AUI;
345 case ICE_PHY_TYPE_LOW_1000BASE_KX:
346 case ICE_PHY_TYPE_LOW_2500BASE_KX:
347 case ICE_PHY_TYPE_LOW_2500BASE_X:
348 case ICE_PHY_TYPE_LOW_5GBASE_KR:
349 case ICE_PHY_TYPE_LOW_10GBASE_KR_CR1:
350 case ICE_PHY_TYPE_LOW_25GBASE_KR:
351 case ICE_PHY_TYPE_LOW_25GBASE_KR1:
352 case ICE_PHY_TYPE_LOW_25GBASE_KR_S:
353 case ICE_PHY_TYPE_LOW_40GBASE_KR4:
354 case ICE_PHY_TYPE_LOW_50GBASE_KR_PAM4:
355 case ICE_PHY_TYPE_LOW_50GBASE_KR2:
356 case ICE_PHY_TYPE_LOW_100GBASE_KR4:
357 case ICE_PHY_TYPE_LOW_100GBASE_KR_PAM4:
358 return ICE_MEDIA_BACKPLANE;
361 switch (hw_link_info->phy_type_high) {
362 case ICE_PHY_TYPE_HIGH_100G_AUI2:
363 case ICE_PHY_TYPE_HIGH_100G_CAUI2:
364 if (ice_is_media_cage_present(pi))
365 return ICE_MEDIA_AUI;
367 case ICE_PHY_TYPE_HIGH_100GBASE_KR2_PAM4:
368 return ICE_MEDIA_BACKPLANE;
369 case ICE_PHY_TYPE_HIGH_100G_CAUI2_AOC_ACC:
370 case ICE_PHY_TYPE_HIGH_100G_AUI2_AOC_ACC:
371 return ICE_MEDIA_FIBER;
374 return ICE_MEDIA_UNKNOWN;
378 * ice_aq_get_link_info
379 * @pi: port information structure
380 * @ena_lse: enable/disable LinkStatusEvent reporting
381 * @link: pointer to link status structure - optional
382 * @cd: pointer to command details structure or NULL
384 * Get Link Status (0x607). Returns the link status of the adapter.
387 ice_aq_get_link_info(struct ice_port_info *pi, bool ena_lse,
388 struct ice_link_status *link, struct ice_sq_cd *cd)
390 struct ice_aqc_get_link_status_data link_data = { 0 };
391 struct ice_aqc_get_link_status *resp;
392 struct ice_link_status *li_old, *li;
393 enum ice_media_type *hw_media_type;
394 struct ice_fc_info *hw_fc_info;
395 bool tx_pause, rx_pause;
396 struct ice_aq_desc desc;
397 enum ice_status status;
402 return ICE_ERR_PARAM;
404 li_old = &pi->phy.link_info_old;
405 hw_media_type = &pi->phy.media_type;
406 li = &pi->phy.link_info;
407 hw_fc_info = &pi->fc;
409 ice_fill_dflt_direct_cmd_desc(&desc, ice_aqc_opc_get_link_status);
410 cmd_flags = (ena_lse) ? ICE_AQ_LSE_ENA : ICE_AQ_LSE_DIS;
411 resp = &desc.params.get_link_status;
412 resp->cmd_flags = CPU_TO_LE16(cmd_flags);
413 resp->lport_num = pi->lport;
415 status = ice_aq_send_cmd(hw, &desc, &link_data, sizeof(link_data), cd);
417 if (status != ICE_SUCCESS)
420 /* save off old link status information */
423 /* update current link status information */
424 li->link_speed = LE16_TO_CPU(link_data.link_speed);
425 li->phy_type_low = LE64_TO_CPU(link_data.phy_type_low);
426 li->phy_type_high = LE64_TO_CPU(link_data.phy_type_high);
427 *hw_media_type = ice_get_media_type(pi);
428 li->link_info = link_data.link_info;
429 li->an_info = link_data.an_info;
430 li->ext_info = link_data.ext_info;
431 li->max_frame_size = LE16_TO_CPU(link_data.max_frame_size);
432 li->fec_info = link_data.cfg & ICE_AQ_FEC_MASK;
433 li->topo_media_conflict = link_data.topo_media_conflict;
434 li->pacing = link_data.cfg & (ICE_AQ_CFG_PACING_M |
435 ICE_AQ_CFG_PACING_TYPE_M);
438 tx_pause = !!(link_data.an_info & ICE_AQ_LINK_PAUSE_TX);
439 rx_pause = !!(link_data.an_info & ICE_AQ_LINK_PAUSE_RX);
440 if (tx_pause && rx_pause)
441 hw_fc_info->current_mode = ICE_FC_FULL;
443 hw_fc_info->current_mode = ICE_FC_TX_PAUSE;
445 hw_fc_info->current_mode = ICE_FC_RX_PAUSE;
447 hw_fc_info->current_mode = ICE_FC_NONE;
449 li->lse_ena = !!(resp->cmd_flags & CPU_TO_LE16(ICE_AQ_LSE_IS_ENABLED));
451 ice_debug(hw, ICE_DBG_LINK, "get link info\n");
452 ice_debug(hw, ICE_DBG_LINK, " link_speed = 0x%x\n", li->link_speed);
453 ice_debug(hw, ICE_DBG_LINK, " phy_type_low = 0x%llx\n",
454 (unsigned long long)li->phy_type_low);
455 ice_debug(hw, ICE_DBG_LINK, " phy_type_high = 0x%llx\n",
456 (unsigned long long)li->phy_type_high);
457 ice_debug(hw, ICE_DBG_LINK, " media_type = 0x%x\n", *hw_media_type);
458 ice_debug(hw, ICE_DBG_LINK, " link_info = 0x%x\n", li->link_info);
459 ice_debug(hw, ICE_DBG_LINK, " an_info = 0x%x\n", li->an_info);
460 ice_debug(hw, ICE_DBG_LINK, " ext_info = 0x%x\n", li->ext_info);
461 ice_debug(hw, ICE_DBG_LINK, " fec_info = 0x%x\n", li->fec_info);
462 ice_debug(hw, ICE_DBG_LINK, " lse_ena = 0x%x\n", li->lse_ena);
463 ice_debug(hw, ICE_DBG_LINK, " max_frame = 0x%x\n",
465 ice_debug(hw, ICE_DBG_LINK, " pacing = 0x%x\n", li->pacing);
467 /* save link status information */
471 /* flag cleared so calling functions don't call AQ again */
472 pi->phy.get_link_info = false;
478 * ice_fill_tx_timer_and_fc_thresh
479 * @hw: pointer to the HW struct
480 * @cmd: pointer to MAC cfg structure
482 * Add Tx timer and FC refresh threshold info to Set MAC Config AQ command
486 ice_fill_tx_timer_and_fc_thresh(struct ice_hw *hw,
487 struct ice_aqc_set_mac_cfg *cmd)
489 u16 fc_thres_val, tx_timer_val;
492 /* We read back the transmit timer and fc threshold value of
493 * LFC. Thus, we will use index =
494 * PRTMAC_HSEC_CTL_TX_PAUSE_QUANTA_MAX_INDEX.
496 * Also, because we are opearating on transmit timer and fc
497 * threshold of LFC, we don't turn on any bit in tx_tmr_priority
499 #define IDX_OF_LFC PRTMAC_HSEC_CTL_TX_PAUSE_QUANTA_MAX_INDEX
501 /* Retrieve the transmit timer */
502 val = rd32(hw, PRTMAC_HSEC_CTL_TX_PAUSE_QUANTA(IDX_OF_LFC));
504 PRTMAC_HSEC_CTL_TX_PAUSE_QUANTA_HSEC_CTL_TX_PAUSE_QUANTA_M;
505 cmd->tx_tmr_value = CPU_TO_LE16(tx_timer_val);
507 /* Retrieve the fc threshold */
508 val = rd32(hw, PRTMAC_HSEC_CTL_TX_PAUSE_REFRESH_TIMER(IDX_OF_LFC));
509 fc_thres_val = val & PRTMAC_HSEC_CTL_TX_PAUSE_REFRESH_TIMER_M;
511 cmd->fc_refresh_threshold = CPU_TO_LE16(fc_thres_val);
516 * @hw: pointer to the HW struct
517 * @max_frame_size: Maximum Frame Size to be supported
518 * @cd: pointer to command details structure or NULL
520 * Set MAC configuration (0x0603)
523 ice_aq_set_mac_cfg(struct ice_hw *hw, u16 max_frame_size, struct ice_sq_cd *cd)
525 struct ice_aqc_set_mac_cfg *cmd;
526 struct ice_aq_desc desc;
528 cmd = &desc.params.set_mac_cfg;
530 if (max_frame_size == 0)
531 return ICE_ERR_PARAM;
533 ice_fill_dflt_direct_cmd_desc(&desc, ice_aqc_opc_set_mac_cfg);
535 cmd->max_frame_size = CPU_TO_LE16(max_frame_size);
537 ice_fill_tx_timer_and_fc_thresh(hw, cmd);
539 return ice_aq_send_cmd(hw, &desc, NULL, 0, cd);
543 * ice_init_fltr_mgmt_struct - initializes filter management list and locks
544 * @hw: pointer to the HW struct
546 enum ice_status ice_init_fltr_mgmt_struct(struct ice_hw *hw)
548 struct ice_switch_info *sw;
549 enum ice_status status;
551 hw->switch_info = (struct ice_switch_info *)
552 ice_malloc(hw, sizeof(*hw->switch_info));
554 sw = hw->switch_info;
557 return ICE_ERR_NO_MEMORY;
559 INIT_LIST_HEAD(&sw->vsi_list_map_head);
560 sw->prof_res_bm_init = 0;
562 status = ice_init_def_sw_recp(hw, &hw->switch_info->recp_list);
564 ice_free(hw, hw->switch_info);
571 * ice_cleanup_fltr_mgmt_single - clears single filter mngt struct
572 * @hw: pointer to the HW struct
573 * @sw: pointer to switch info struct for which function clears filters
576 ice_cleanup_fltr_mgmt_single(struct ice_hw *hw, struct ice_switch_info *sw)
578 struct ice_vsi_list_map_info *v_pos_map;
579 struct ice_vsi_list_map_info *v_tmp_map;
580 struct ice_sw_recipe *recps;
586 LIST_FOR_EACH_ENTRY_SAFE(v_pos_map, v_tmp_map, &sw->vsi_list_map_head,
587 ice_vsi_list_map_info, list_entry) {
588 LIST_DEL(&v_pos_map->list_entry);
589 ice_free(hw, v_pos_map);
591 recps = sw->recp_list;
592 for (i = 0; i < ICE_MAX_NUM_RECIPES; i++) {
593 struct ice_recp_grp_entry *rg_entry, *tmprg_entry;
595 recps[i].root_rid = i;
596 LIST_FOR_EACH_ENTRY_SAFE(rg_entry, tmprg_entry,
597 &recps[i].rg_list, ice_recp_grp_entry,
599 LIST_DEL(&rg_entry->l_entry);
600 ice_free(hw, rg_entry);
603 if (recps[i].adv_rule) {
604 struct ice_adv_fltr_mgmt_list_entry *tmp_entry;
605 struct ice_adv_fltr_mgmt_list_entry *lst_itr;
607 ice_destroy_lock(&recps[i].filt_rule_lock);
608 LIST_FOR_EACH_ENTRY_SAFE(lst_itr, tmp_entry,
609 &recps[i].filt_rules,
610 ice_adv_fltr_mgmt_list_entry,
612 LIST_DEL(&lst_itr->list_entry);
613 ice_free(hw, lst_itr->lkups);
614 ice_free(hw, lst_itr);
617 struct ice_fltr_mgmt_list_entry *lst_itr, *tmp_entry;
619 ice_destroy_lock(&recps[i].filt_rule_lock);
620 LIST_FOR_EACH_ENTRY_SAFE(lst_itr, tmp_entry,
621 &recps[i].filt_rules,
622 ice_fltr_mgmt_list_entry,
624 LIST_DEL(&lst_itr->list_entry);
625 ice_free(hw, lst_itr);
628 if (recps[i].root_buf)
629 ice_free(hw, recps[i].root_buf);
631 ice_rm_sw_replay_rule_info(hw, sw);
632 ice_free(hw, sw->recp_list);
637 * ice_cleanup_all_fltr_mgmt - cleanup filter management list and locks
638 * @hw: pointer to the HW struct
640 void ice_cleanup_fltr_mgmt_struct(struct ice_hw *hw)
642 ice_cleanup_fltr_mgmt_single(hw, hw->switch_info);
646 * ice_get_itr_intrl_gran
647 * @hw: pointer to the HW struct
649 * Determines the ITR/INTRL granularities based on the maximum aggregate
650 * bandwidth according to the device's configuration during power-on.
652 static void ice_get_itr_intrl_gran(struct ice_hw *hw)
654 u8 max_agg_bw = (rd32(hw, GL_PWR_MODE_CTL) &
655 GL_PWR_MODE_CTL_CAR_MAX_BW_M) >>
656 GL_PWR_MODE_CTL_CAR_MAX_BW_S;
658 switch (max_agg_bw) {
659 case ICE_MAX_AGG_BW_200G:
660 case ICE_MAX_AGG_BW_100G:
661 case ICE_MAX_AGG_BW_50G:
662 hw->itr_gran = ICE_ITR_GRAN_ABOVE_25;
663 hw->intrl_gran = ICE_INTRL_GRAN_ABOVE_25;
665 case ICE_MAX_AGG_BW_25G:
666 hw->itr_gran = ICE_ITR_GRAN_MAX_25;
667 hw->intrl_gran = ICE_INTRL_GRAN_MAX_25;
673 * ice_print_rollback_msg - print FW rollback message
674 * @hw: pointer to the hardware structure
676 void ice_print_rollback_msg(struct ice_hw *hw)
678 char nvm_str[ICE_NVM_VER_LEN] = { 0 };
679 struct ice_nvm_info *nvm = &hw->nvm;
680 struct ice_orom_info *orom;
684 SNPRINTF(nvm_str, sizeof(nvm_str), "%x.%02x 0x%x %d.%d.%d",
685 nvm->major_ver, nvm->minor_ver, nvm->eetrack, orom->major,
686 orom->build, orom->patch);
688 "Firmware rollback mode detected. Current version is NVM: %s, FW: %d.%d. Device may exhibit limited functionality. Refer to the Intel(R) Ethernet Adapters and Devices User Guide for details on firmware rollback mode\n",
689 nvm_str, hw->fw_maj_ver, hw->fw_min_ver);
693 * ice_init_hw - main hardware initialization routine
694 * @hw: pointer to the hardware structure
696 enum ice_status ice_init_hw(struct ice_hw *hw)
698 struct ice_aqc_get_phy_caps_data *pcaps;
699 enum ice_status status;
703 ice_debug(hw, ICE_DBG_TRACE, "%s\n", __func__);
705 /* Set MAC type based on DeviceID */
706 status = ice_set_mac_type(hw);
710 hw->pf_id = (u8)(rd32(hw, PF_FUNC_RID) &
711 PF_FUNC_RID_FUNCTION_NUMBER_M) >>
712 PF_FUNC_RID_FUNCTION_NUMBER_S;
714 status = ice_reset(hw, ICE_RESET_PFR);
718 ice_get_itr_intrl_gran(hw);
720 status = ice_create_all_ctrlq(hw);
722 goto err_unroll_cqinit;
724 status = ice_init_nvm(hw);
726 goto err_unroll_cqinit;
728 if (ice_get_fw_mode(hw) == ICE_FW_MODE_ROLLBACK)
729 ice_print_rollback_msg(hw);
731 status = ice_clear_pf_cfg(hw);
733 goto err_unroll_cqinit;
735 /* Set bit to enable Flow Director filters */
736 wr32(hw, PFQF_FD_ENA, PFQF_FD_ENA_FD_ENA_M);
737 INIT_LIST_HEAD(&hw->fdir_list_head);
739 ice_clear_pxe_mode(hw);
741 status = ice_get_caps(hw);
743 goto err_unroll_cqinit;
745 hw->port_info = (struct ice_port_info *)
746 ice_malloc(hw, sizeof(*hw->port_info));
747 if (!hw->port_info) {
748 status = ICE_ERR_NO_MEMORY;
749 goto err_unroll_cqinit;
752 /* set the back pointer to HW */
753 hw->port_info->hw = hw;
755 /* Initialize port_info struct with switch configuration data */
756 status = ice_get_initial_sw_cfg(hw);
758 goto err_unroll_alloc;
761 /* Query the allocated resources for Tx scheduler */
762 status = ice_sched_query_res_alloc(hw);
764 ice_debug(hw, ICE_DBG_SCHED,
765 "Failed to get scheduler allocated resources\n");
766 goto err_unroll_alloc;
768 ice_sched_get_psm_clk_freq(hw);
770 /* Initialize port_info struct with scheduler data */
771 status = ice_sched_init_port(hw->port_info);
773 goto err_unroll_sched;
775 pcaps = (struct ice_aqc_get_phy_caps_data *)
776 ice_malloc(hw, sizeof(*pcaps));
778 status = ICE_ERR_NO_MEMORY;
779 goto err_unroll_sched;
782 /* Initialize port_info struct with PHY capabilities */
783 status = ice_aq_get_phy_caps(hw->port_info, false,
784 ICE_AQC_REPORT_TOPO_CAP, pcaps, NULL);
787 goto err_unroll_sched;
789 /* Initialize port_info struct with link information */
790 status = ice_aq_get_link_info(hw->port_info, false, NULL, NULL);
792 goto err_unroll_sched;
793 /* need a valid SW entry point to build a Tx tree */
794 if (!hw->sw_entry_point_layer) {
795 ice_debug(hw, ICE_DBG_SCHED, "invalid sw entry point\n");
796 status = ICE_ERR_CFG;
797 goto err_unroll_sched;
799 INIT_LIST_HEAD(&hw->agg_list);
800 /* Initialize max burst size */
801 if (!hw->max_burst_size)
802 ice_cfg_rl_burst_size(hw, ICE_SCHED_DFLT_BURST_SIZE);
803 status = ice_init_fltr_mgmt_struct(hw);
805 goto err_unroll_sched;
807 /* Get MAC information */
808 /* A single port can report up to two (LAN and WoL) addresses */
809 mac_buf = ice_calloc(hw, 2,
810 sizeof(struct ice_aqc_manage_mac_read_resp));
811 mac_buf_len = 2 * sizeof(struct ice_aqc_manage_mac_read_resp);
814 status = ICE_ERR_NO_MEMORY;
815 goto err_unroll_fltr_mgmt_struct;
818 status = ice_aq_manage_mac_read(hw, mac_buf, mac_buf_len, NULL);
819 ice_free(hw, mac_buf);
822 goto err_unroll_fltr_mgmt_struct;
823 /* enable jumbo frame support at MAC level */
824 status = ice_aq_set_mac_cfg(hw, ICE_AQ_SET_MAC_FRAME_SIZE_MAX, NULL);
826 goto err_unroll_fltr_mgmt_struct;
827 /* Obtain counter base index which would be used by flow director */
828 status = ice_alloc_fd_res_cntr(hw, &hw->fd_ctr_base);
830 goto err_unroll_fltr_mgmt_struct;
831 status = ice_init_hw_tbls(hw);
833 goto err_unroll_fltr_mgmt_struct;
834 ice_init_lock(&hw->tnl_lock);
837 err_unroll_fltr_mgmt_struct:
838 ice_cleanup_fltr_mgmt_struct(hw);
840 ice_sched_cleanup_all(hw);
842 ice_free(hw, hw->port_info);
843 hw->port_info = NULL;
845 ice_destroy_all_ctrlq(hw);
850 * ice_deinit_hw - unroll initialization operations done by ice_init_hw
851 * @hw: pointer to the hardware structure
853 * This should be called only during nominal operation, not as a result of
854 * ice_init_hw() failing since ice_init_hw() will take care of unrolling
855 * applicable initializations if it fails for any reason.
857 void ice_deinit_hw(struct ice_hw *hw)
859 ice_free_fd_res_cntr(hw, hw->fd_ctr_base);
860 ice_cleanup_fltr_mgmt_struct(hw);
862 ice_sched_cleanup_all(hw);
863 ice_sched_clear_agg(hw);
865 ice_free_hw_tbls(hw);
866 ice_destroy_lock(&hw->tnl_lock);
869 ice_free(hw, hw->port_info);
870 hw->port_info = NULL;
873 ice_destroy_all_ctrlq(hw);
875 /* Clear VSI contexts if not already cleared */
876 ice_clear_all_vsi_ctx(hw);
880 * ice_check_reset - Check to see if a global reset is complete
881 * @hw: pointer to the hardware structure
883 enum ice_status ice_check_reset(struct ice_hw *hw)
885 u32 cnt, reg = 0, grst_timeout, uld_mask;
887 /* Poll for Device Active state in case a recent CORER, GLOBR,
888 * or EMPR has occurred. The grst delay value is in 100ms units.
889 * Add 1sec for outstanding AQ commands that can take a long time.
891 grst_timeout = ((rd32(hw, GLGEN_RSTCTL) & GLGEN_RSTCTL_GRSTDEL_M) >>
892 GLGEN_RSTCTL_GRSTDEL_S) + 10;
894 for (cnt = 0; cnt < grst_timeout; cnt++) {
895 ice_msec_delay(100, true);
896 reg = rd32(hw, GLGEN_RSTAT);
897 if (!(reg & GLGEN_RSTAT_DEVSTATE_M))
901 if (cnt == grst_timeout) {
902 ice_debug(hw, ICE_DBG_INIT,
903 "Global reset polling failed to complete.\n");
904 return ICE_ERR_RESET_FAILED;
907 #define ICE_RESET_DONE_MASK (GLNVM_ULD_PCIER_DONE_M |\
908 GLNVM_ULD_PCIER_DONE_1_M |\
909 GLNVM_ULD_CORER_DONE_M |\
910 GLNVM_ULD_GLOBR_DONE_M |\
911 GLNVM_ULD_POR_DONE_M |\
912 GLNVM_ULD_POR_DONE_1_M |\
913 GLNVM_ULD_PCIER_DONE_2_M)
915 uld_mask = ICE_RESET_DONE_MASK;
917 /* Device is Active; check Global Reset processes are done */
918 for (cnt = 0; cnt < ICE_PF_RESET_WAIT_COUNT; cnt++) {
919 reg = rd32(hw, GLNVM_ULD) & uld_mask;
920 if (reg == uld_mask) {
921 ice_debug(hw, ICE_DBG_INIT,
922 "Global reset processes done. %d\n", cnt);
925 ice_msec_delay(10, true);
928 if (cnt == ICE_PF_RESET_WAIT_COUNT) {
929 ice_debug(hw, ICE_DBG_INIT,
930 "Wait for Reset Done timed out. GLNVM_ULD = 0x%x\n",
932 return ICE_ERR_RESET_FAILED;
939 * ice_pf_reset - Reset the PF
940 * @hw: pointer to the hardware structure
942 * If a global reset has been triggered, this function checks
943 * for its completion and then issues the PF reset
945 static enum ice_status ice_pf_reset(struct ice_hw *hw)
949 /* If at function entry a global reset was already in progress, i.e.
950 * state is not 'device active' or any of the reset done bits are not
951 * set in GLNVM_ULD, there is no need for a PF Reset; poll until the
952 * global reset is done.
954 if ((rd32(hw, GLGEN_RSTAT) & GLGEN_RSTAT_DEVSTATE_M) ||
955 (rd32(hw, GLNVM_ULD) & ICE_RESET_DONE_MASK) ^ ICE_RESET_DONE_MASK) {
956 /* poll on global reset currently in progress until done */
957 if (ice_check_reset(hw))
958 return ICE_ERR_RESET_FAILED;
964 reg = rd32(hw, PFGEN_CTRL);
966 wr32(hw, PFGEN_CTRL, (reg | PFGEN_CTRL_PFSWR_M));
968 /* Wait for the PFR to complete. The wait time is the global config lock
969 * timeout plus the PFR timeout which will account for a possible reset
970 * that is occurring during a download package operation.
972 for (cnt = 0; cnt < ICE_GLOBAL_CFG_LOCK_TIMEOUT +
973 ICE_PF_RESET_WAIT_COUNT; cnt++) {
974 reg = rd32(hw, PFGEN_CTRL);
975 if (!(reg & PFGEN_CTRL_PFSWR_M))
978 ice_msec_delay(1, true);
981 if (cnt == ICE_PF_RESET_WAIT_COUNT) {
982 ice_debug(hw, ICE_DBG_INIT,
983 "PF reset polling failed to complete.\n");
984 return ICE_ERR_RESET_FAILED;
991 * ice_reset - Perform different types of reset
992 * @hw: pointer to the hardware structure
993 * @req: reset request
995 * This function triggers a reset as specified by the req parameter.
998 * If anything other than a PF reset is triggered, PXE mode is restored.
999 * This has to be cleared using ice_clear_pxe_mode again, once the AQ
1000 * interface has been restored in the rebuild flow.
1002 enum ice_status ice_reset(struct ice_hw *hw, enum ice_reset_req req)
1008 return ice_pf_reset(hw);
1009 case ICE_RESET_CORER:
1010 ice_debug(hw, ICE_DBG_INIT, "CoreR requested\n");
1011 val = GLGEN_RTRIG_CORER_M;
1013 case ICE_RESET_GLOBR:
1014 ice_debug(hw, ICE_DBG_INIT, "GlobalR requested\n");
1015 val = GLGEN_RTRIG_GLOBR_M;
1018 return ICE_ERR_PARAM;
1021 val |= rd32(hw, GLGEN_RTRIG);
1022 wr32(hw, GLGEN_RTRIG, val);
1025 /* wait for the FW to be ready */
1026 return ice_check_reset(hw);
1030 * ice_copy_rxq_ctx_to_hw
1031 * @hw: pointer to the hardware structure
1032 * @ice_rxq_ctx: pointer to the rxq context
1033 * @rxq_index: the index of the Rx queue
1035 * Copies rxq context from dense structure to HW register space
1037 static enum ice_status
1038 ice_copy_rxq_ctx_to_hw(struct ice_hw *hw, u8 *ice_rxq_ctx, u32 rxq_index)
1043 return ICE_ERR_BAD_PTR;
1045 if (rxq_index > QRX_CTRL_MAX_INDEX)
1046 return ICE_ERR_PARAM;
1048 /* Copy each dword separately to HW */
1049 for (i = 0; i < ICE_RXQ_CTX_SIZE_DWORDS; i++) {
1050 wr32(hw, QRX_CONTEXT(i, rxq_index),
1051 *((u32 *)(ice_rxq_ctx + (i * sizeof(u32)))));
1053 ice_debug(hw, ICE_DBG_QCTX, "qrxdata[%d]: %08X\n", i,
1054 *((u32 *)(ice_rxq_ctx + (i * sizeof(u32)))));
1060 /* LAN Rx Queue Context */
1061 static const struct ice_ctx_ele ice_rlan_ctx_info[] = {
1062 /* Field Width LSB */
1063 ICE_CTX_STORE(ice_rlan_ctx, head, 13, 0),
1064 ICE_CTX_STORE(ice_rlan_ctx, cpuid, 8, 13),
1065 ICE_CTX_STORE(ice_rlan_ctx, base, 57, 32),
1066 ICE_CTX_STORE(ice_rlan_ctx, qlen, 13, 89),
1067 ICE_CTX_STORE(ice_rlan_ctx, dbuf, 7, 102),
1068 ICE_CTX_STORE(ice_rlan_ctx, hbuf, 5, 109),
1069 ICE_CTX_STORE(ice_rlan_ctx, dtype, 2, 114),
1070 ICE_CTX_STORE(ice_rlan_ctx, dsize, 1, 116),
1071 ICE_CTX_STORE(ice_rlan_ctx, crcstrip, 1, 117),
1072 ICE_CTX_STORE(ice_rlan_ctx, l2tsel, 1, 119),
1073 ICE_CTX_STORE(ice_rlan_ctx, hsplit_0, 4, 120),
1074 ICE_CTX_STORE(ice_rlan_ctx, hsplit_1, 2, 124),
1075 ICE_CTX_STORE(ice_rlan_ctx, showiv, 1, 127),
1076 ICE_CTX_STORE(ice_rlan_ctx, rxmax, 14, 174),
1077 ICE_CTX_STORE(ice_rlan_ctx, tphrdesc_ena, 1, 193),
1078 ICE_CTX_STORE(ice_rlan_ctx, tphwdesc_ena, 1, 194),
1079 ICE_CTX_STORE(ice_rlan_ctx, tphdata_ena, 1, 195),
1080 ICE_CTX_STORE(ice_rlan_ctx, tphhead_ena, 1, 196),
1081 ICE_CTX_STORE(ice_rlan_ctx, lrxqthresh, 3, 198),
1082 ICE_CTX_STORE(ice_rlan_ctx, prefena, 1, 201),
1088 * @hw: pointer to the hardware structure
1089 * @rlan_ctx: pointer to the rxq context
1090 * @rxq_index: the index of the Rx queue
1092 * Converts rxq context from sparse to dense structure and then writes
1093 * it to HW register space and enables the hardware to prefetch descriptors
1094 * instead of only fetching them on demand
1097 ice_write_rxq_ctx(struct ice_hw *hw, struct ice_rlan_ctx *rlan_ctx,
1100 u8 ctx_buf[ICE_RXQ_CTX_SZ] = { 0 };
1103 return ICE_ERR_BAD_PTR;
1105 rlan_ctx->prefena = 1;
1107 ice_set_ctx(hw, (u8 *)rlan_ctx, ctx_buf, ice_rlan_ctx_info);
1108 return ice_copy_rxq_ctx_to_hw(hw, ctx_buf, rxq_index);
1113 * @hw: pointer to the hardware structure
1114 * @rxq_index: the index of the Rx queue to clear
1116 * Clears rxq context in HW register space
1118 enum ice_status ice_clear_rxq_ctx(struct ice_hw *hw, u32 rxq_index)
1122 if (rxq_index > QRX_CTRL_MAX_INDEX)
1123 return ICE_ERR_PARAM;
1125 /* Clear each dword register separately */
1126 for (i = 0; i < ICE_RXQ_CTX_SIZE_DWORDS; i++)
1127 wr32(hw, QRX_CONTEXT(i, rxq_index), 0);
1132 /* LAN Tx Queue Context */
1133 const struct ice_ctx_ele ice_tlan_ctx_info[] = {
1134 /* Field Width LSB */
1135 ICE_CTX_STORE(ice_tlan_ctx, base, 57, 0),
1136 ICE_CTX_STORE(ice_tlan_ctx, port_num, 3, 57),
1137 ICE_CTX_STORE(ice_tlan_ctx, cgd_num, 5, 60),
1138 ICE_CTX_STORE(ice_tlan_ctx, pf_num, 3, 65),
1139 ICE_CTX_STORE(ice_tlan_ctx, vmvf_num, 10, 68),
1140 ICE_CTX_STORE(ice_tlan_ctx, vmvf_type, 2, 78),
1141 ICE_CTX_STORE(ice_tlan_ctx, src_vsi, 10, 80),
1142 ICE_CTX_STORE(ice_tlan_ctx, tsyn_ena, 1, 90),
1143 ICE_CTX_STORE(ice_tlan_ctx, internal_usage_flag, 1, 91),
1144 ICE_CTX_STORE(ice_tlan_ctx, alt_vlan, 1, 92),
1145 ICE_CTX_STORE(ice_tlan_ctx, cpuid, 8, 93),
1146 ICE_CTX_STORE(ice_tlan_ctx, wb_mode, 1, 101),
1147 ICE_CTX_STORE(ice_tlan_ctx, tphrd_desc, 1, 102),
1148 ICE_CTX_STORE(ice_tlan_ctx, tphrd, 1, 103),
1149 ICE_CTX_STORE(ice_tlan_ctx, tphwr_desc, 1, 104),
1150 ICE_CTX_STORE(ice_tlan_ctx, cmpq_id, 9, 105),
1151 ICE_CTX_STORE(ice_tlan_ctx, qnum_in_func, 14, 114),
1152 ICE_CTX_STORE(ice_tlan_ctx, itr_notification_mode, 1, 128),
1153 ICE_CTX_STORE(ice_tlan_ctx, adjust_prof_id, 6, 129),
1154 ICE_CTX_STORE(ice_tlan_ctx, qlen, 13, 135),
1155 ICE_CTX_STORE(ice_tlan_ctx, quanta_prof_idx, 4, 148),
1156 ICE_CTX_STORE(ice_tlan_ctx, tso_ena, 1, 152),
1157 ICE_CTX_STORE(ice_tlan_ctx, tso_qnum, 11, 153),
1158 ICE_CTX_STORE(ice_tlan_ctx, legacy_int, 1, 164),
1159 ICE_CTX_STORE(ice_tlan_ctx, drop_ena, 1, 165),
1160 ICE_CTX_STORE(ice_tlan_ctx, cache_prof_idx, 2, 166),
1161 ICE_CTX_STORE(ice_tlan_ctx, pkt_shaper_prof_idx, 3, 168),
1162 ICE_CTX_STORE(ice_tlan_ctx, int_q_state, 122, 171),
1167 * ice_copy_tx_cmpltnq_ctx_to_hw
1168 * @hw: pointer to the hardware structure
1169 * @ice_tx_cmpltnq_ctx: pointer to the Tx completion queue context
1170 * @tx_cmpltnq_index: the index of the completion queue
1172 * Copies Tx completion queue context from dense structure to HW register space
1174 static enum ice_status
1175 ice_copy_tx_cmpltnq_ctx_to_hw(struct ice_hw *hw, u8 *ice_tx_cmpltnq_ctx,
1176 u32 tx_cmpltnq_index)
1180 if (!ice_tx_cmpltnq_ctx)
1181 return ICE_ERR_BAD_PTR;
1183 if (tx_cmpltnq_index > GLTCLAN_CQ_CNTX0_MAX_INDEX)
1184 return ICE_ERR_PARAM;
1186 /* Copy each dword separately to HW */
1187 for (i = 0; i < ICE_TX_CMPLTNQ_CTX_SIZE_DWORDS; i++) {
1188 wr32(hw, GLTCLAN_CQ_CNTX(i, tx_cmpltnq_index),
1189 *((u32 *)(ice_tx_cmpltnq_ctx + (i * sizeof(u32)))));
1191 ice_debug(hw, ICE_DBG_QCTX, "cmpltnqdata[%d]: %08X\n", i,
1192 *((u32 *)(ice_tx_cmpltnq_ctx + (i * sizeof(u32)))));
1198 /* LAN Tx Completion Queue Context */
1199 static const struct ice_ctx_ele ice_tx_cmpltnq_ctx_info[] = {
1200 /* Field Width LSB */
1201 ICE_CTX_STORE(ice_tx_cmpltnq_ctx, base, 57, 0),
1202 ICE_CTX_STORE(ice_tx_cmpltnq_ctx, q_len, 18, 64),
1203 ICE_CTX_STORE(ice_tx_cmpltnq_ctx, generation, 1, 96),
1204 ICE_CTX_STORE(ice_tx_cmpltnq_ctx, wrt_ptr, 22, 97),
1205 ICE_CTX_STORE(ice_tx_cmpltnq_ctx, pf_num, 3, 128),
1206 ICE_CTX_STORE(ice_tx_cmpltnq_ctx, vmvf_num, 10, 131),
1207 ICE_CTX_STORE(ice_tx_cmpltnq_ctx, vmvf_type, 2, 141),
1208 ICE_CTX_STORE(ice_tx_cmpltnq_ctx, tph_desc_wr, 1, 160),
1209 ICE_CTX_STORE(ice_tx_cmpltnq_ctx, cpuid, 8, 161),
1210 ICE_CTX_STORE(ice_tx_cmpltnq_ctx, cmpltn_cache, 512, 192),
1215 * ice_write_tx_cmpltnq_ctx
1216 * @hw: pointer to the hardware structure
1217 * @tx_cmpltnq_ctx: pointer to the completion queue context
1218 * @tx_cmpltnq_index: the index of the completion queue
1220 * Converts completion queue context from sparse to dense structure and then
1221 * writes it to HW register space
1224 ice_write_tx_cmpltnq_ctx(struct ice_hw *hw,
1225 struct ice_tx_cmpltnq_ctx *tx_cmpltnq_ctx,
1226 u32 tx_cmpltnq_index)
1228 u8 ctx_buf[ICE_TX_CMPLTNQ_CTX_SIZE_DWORDS * sizeof(u32)] = { 0 };
1230 ice_set_ctx(hw, (u8 *)tx_cmpltnq_ctx, ctx_buf, ice_tx_cmpltnq_ctx_info);
1231 return ice_copy_tx_cmpltnq_ctx_to_hw(hw, ctx_buf, tx_cmpltnq_index);
1235 * ice_clear_tx_cmpltnq_ctx
1236 * @hw: pointer to the hardware structure
1237 * @tx_cmpltnq_index: the index of the completion queue to clear
1239 * Clears Tx completion queue context in HW register space
1242 ice_clear_tx_cmpltnq_ctx(struct ice_hw *hw, u32 tx_cmpltnq_index)
1246 if (tx_cmpltnq_index > GLTCLAN_CQ_CNTX0_MAX_INDEX)
1247 return ICE_ERR_PARAM;
1249 /* Clear each dword register separately */
1250 for (i = 0; i < ICE_TX_CMPLTNQ_CTX_SIZE_DWORDS; i++)
1251 wr32(hw, GLTCLAN_CQ_CNTX(i, tx_cmpltnq_index), 0);
1257 * ice_copy_tx_drbell_q_ctx_to_hw
1258 * @hw: pointer to the hardware structure
1259 * @ice_tx_drbell_q_ctx: pointer to the doorbell queue context
1260 * @tx_drbell_q_index: the index of the doorbell queue
1262 * Copies doorbell queue context from dense structure to HW register space
1264 static enum ice_status
1265 ice_copy_tx_drbell_q_ctx_to_hw(struct ice_hw *hw, u8 *ice_tx_drbell_q_ctx,
1266 u32 tx_drbell_q_index)
1270 if (!ice_tx_drbell_q_ctx)
1271 return ICE_ERR_BAD_PTR;
1273 if (tx_drbell_q_index > QTX_COMM_DBLQ_DBELL_MAX_INDEX)
1274 return ICE_ERR_PARAM;
1276 /* Copy each dword separately to HW */
1277 for (i = 0; i < ICE_TX_DRBELL_Q_CTX_SIZE_DWORDS; i++) {
1278 wr32(hw, QTX_COMM_DBLQ_CNTX(i, tx_drbell_q_index),
1279 *((u32 *)(ice_tx_drbell_q_ctx + (i * sizeof(u32)))));
1281 ice_debug(hw, ICE_DBG_QCTX, "tx_drbell_qdata[%d]: %08X\n", i,
1282 *((u32 *)(ice_tx_drbell_q_ctx + (i * sizeof(u32)))));
1288 /* LAN Tx Doorbell Queue Context info */
1289 static const struct ice_ctx_ele ice_tx_drbell_q_ctx_info[] = {
1290 /* Field Width LSB */
1291 ICE_CTX_STORE(ice_tx_drbell_q_ctx, base, 57, 0),
1292 ICE_CTX_STORE(ice_tx_drbell_q_ctx, ring_len, 13, 64),
1293 ICE_CTX_STORE(ice_tx_drbell_q_ctx, pf_num, 3, 80),
1294 ICE_CTX_STORE(ice_tx_drbell_q_ctx, vf_num, 8, 84),
1295 ICE_CTX_STORE(ice_tx_drbell_q_ctx, vmvf_type, 2, 94),
1296 ICE_CTX_STORE(ice_tx_drbell_q_ctx, cpuid, 8, 96),
1297 ICE_CTX_STORE(ice_tx_drbell_q_ctx, tph_desc_rd, 1, 104),
1298 ICE_CTX_STORE(ice_tx_drbell_q_ctx, tph_desc_wr, 1, 108),
1299 ICE_CTX_STORE(ice_tx_drbell_q_ctx, db_q_en, 1, 112),
1300 ICE_CTX_STORE(ice_tx_drbell_q_ctx, rd_head, 13, 128),
1301 ICE_CTX_STORE(ice_tx_drbell_q_ctx, rd_tail, 13, 144),
1306 * ice_write_tx_drbell_q_ctx
1307 * @hw: pointer to the hardware structure
1308 * @tx_drbell_q_ctx: pointer to the doorbell queue context
1309 * @tx_drbell_q_index: the index of the doorbell queue
1311 * Converts doorbell queue context from sparse to dense structure and then
1312 * writes it to HW register space
1315 ice_write_tx_drbell_q_ctx(struct ice_hw *hw,
1316 struct ice_tx_drbell_q_ctx *tx_drbell_q_ctx,
1317 u32 tx_drbell_q_index)
1319 u8 ctx_buf[ICE_TX_DRBELL_Q_CTX_SIZE_DWORDS * sizeof(u32)] = { 0 };
1321 ice_set_ctx(hw, (u8 *)tx_drbell_q_ctx, ctx_buf,
1322 ice_tx_drbell_q_ctx_info);
1323 return ice_copy_tx_drbell_q_ctx_to_hw(hw, ctx_buf, tx_drbell_q_index);
1327 * ice_clear_tx_drbell_q_ctx
1328 * @hw: pointer to the hardware structure
1329 * @tx_drbell_q_index: the index of the doorbell queue to clear
1331 * Clears doorbell queue context in HW register space
1334 ice_clear_tx_drbell_q_ctx(struct ice_hw *hw, u32 tx_drbell_q_index)
1338 if (tx_drbell_q_index > QTX_COMM_DBLQ_DBELL_MAX_INDEX)
1339 return ICE_ERR_PARAM;
1341 /* Clear each dword register separately */
1342 for (i = 0; i < ICE_TX_DRBELL_Q_CTX_SIZE_DWORDS; i++)
1343 wr32(hw, QTX_COMM_DBLQ_CNTX(i, tx_drbell_q_index), 0);
1348 /* FW Admin Queue command wrappers */
1351 * ice_aq_send_cmd - send FW Admin Queue command to FW Admin Queue
1352 * @hw: pointer to the HW struct
1353 * @desc: descriptor describing the command
1354 * @buf: buffer to use for indirect commands (NULL for direct commands)
1355 * @buf_size: size of buffer for indirect commands (0 for direct commands)
1356 * @cd: pointer to command details structure
1358 * Helper function to send FW Admin Queue commands to the FW Admin Queue.
1361 ice_aq_send_cmd(struct ice_hw *hw, struct ice_aq_desc *desc, void *buf,
1362 u16 buf_size, struct ice_sq_cd *cd)
1364 if (hw->aq_send_cmd_fn) {
1365 enum ice_status status = ICE_ERR_NOT_READY;
1366 u16 retval = ICE_AQ_RC_OK;
1368 ice_acquire_lock(&hw->adminq.sq_lock);
1369 if (!hw->aq_send_cmd_fn(hw->aq_send_cmd_param, desc,
1371 retval = LE16_TO_CPU(desc->retval);
1372 /* strip off FW internal code */
1375 if (retval == ICE_AQ_RC_OK)
1376 status = ICE_SUCCESS;
1378 status = ICE_ERR_AQ_ERROR;
1381 hw->adminq.sq_last_status = (enum ice_aq_err)retval;
1382 ice_release_lock(&hw->adminq.sq_lock);
1386 return ice_sq_send_cmd(hw, &hw->adminq, desc, buf, buf_size, cd);
1391 * @hw: pointer to the HW struct
1392 * @cd: pointer to command details structure or NULL
1394 * Get the firmware version (0x0001) from the admin queue commands
1396 enum ice_status ice_aq_get_fw_ver(struct ice_hw *hw, struct ice_sq_cd *cd)
1398 struct ice_aqc_get_ver *resp;
1399 struct ice_aq_desc desc;
1400 enum ice_status status;
1402 resp = &desc.params.get_ver;
1404 ice_fill_dflt_direct_cmd_desc(&desc, ice_aqc_opc_get_ver);
1406 status = ice_aq_send_cmd(hw, &desc, NULL, 0, cd);
1409 hw->fw_branch = resp->fw_branch;
1410 hw->fw_maj_ver = resp->fw_major;
1411 hw->fw_min_ver = resp->fw_minor;
1412 hw->fw_patch = resp->fw_patch;
1413 hw->fw_build = LE32_TO_CPU(resp->fw_build);
1414 hw->api_branch = resp->api_branch;
1415 hw->api_maj_ver = resp->api_major;
1416 hw->api_min_ver = resp->api_minor;
1417 hw->api_patch = resp->api_patch;
1424 * ice_aq_send_driver_ver
1425 * @hw: pointer to the HW struct
1426 * @dv: driver's major, minor version
1427 * @cd: pointer to command details structure or NULL
1429 * Send the driver version (0x0002) to the firmware
1432 ice_aq_send_driver_ver(struct ice_hw *hw, struct ice_driver_ver *dv,
1433 struct ice_sq_cd *cd)
1435 struct ice_aqc_driver_ver *cmd;
1436 struct ice_aq_desc desc;
1439 cmd = &desc.params.driver_ver;
1442 return ICE_ERR_PARAM;
1444 ice_fill_dflt_direct_cmd_desc(&desc, ice_aqc_opc_driver_ver);
1446 desc.flags |= CPU_TO_LE16(ICE_AQ_FLAG_RD);
1447 cmd->major_ver = dv->major_ver;
1448 cmd->minor_ver = dv->minor_ver;
1449 cmd->build_ver = dv->build_ver;
1450 cmd->subbuild_ver = dv->subbuild_ver;
1453 while (len < sizeof(dv->driver_string) &&
1454 IS_ASCII(dv->driver_string[len]) && dv->driver_string[len])
1457 return ice_aq_send_cmd(hw, &desc, dv->driver_string, len, cd);
1462 * @hw: pointer to the HW struct
1463 * @unloading: is the driver unloading itself
1465 * Tell the Firmware that we're shutting down the AdminQ and whether
1466 * or not the driver is unloading as well (0x0003).
1468 enum ice_status ice_aq_q_shutdown(struct ice_hw *hw, bool unloading)
1470 struct ice_aqc_q_shutdown *cmd;
1471 struct ice_aq_desc desc;
1473 cmd = &desc.params.q_shutdown;
1475 ice_fill_dflt_direct_cmd_desc(&desc, ice_aqc_opc_q_shutdown);
1478 cmd->driver_unloading = ICE_AQC_DRIVER_UNLOADING;
1480 return ice_aq_send_cmd(hw, &desc, NULL, 0, NULL);
1485 * @hw: pointer to the HW struct
1487 * @access: access type
1488 * @sdp_number: resource number
1489 * @timeout: the maximum time in ms that the driver may hold the resource
1490 * @cd: pointer to command details structure or NULL
1492 * Requests common resource using the admin queue commands (0x0008).
1493 * When attempting to acquire the Global Config Lock, the driver can
1494 * learn of three states:
1495 * 1) ICE_SUCCESS - acquired lock, and can perform download package
1496 * 2) ICE_ERR_AQ_ERROR - did not get lock, driver should fail to load
1497 * 3) ICE_ERR_AQ_NO_WORK - did not get lock, but another driver has
1498 * successfully downloaded the package; the driver does
1499 * not have to download the package and can continue
1502 * Note that if the caller is in an acquire lock, perform action, release lock
1503 * phase of operation, it is possible that the FW may detect a timeout and issue
1504 * a CORER. In this case, the driver will receive a CORER interrupt and will
1505 * have to determine its cause. The calling thread that is handling this flow
1506 * will likely get an error propagated back to it indicating the Download
1507 * Package, Update Package or the Release Resource AQ commands timed out.
1509 static enum ice_status
1510 ice_aq_req_res(struct ice_hw *hw, enum ice_aq_res_ids res,
1511 enum ice_aq_res_access_type access, u8 sdp_number, u32 *timeout,
1512 struct ice_sq_cd *cd)
1514 struct ice_aqc_req_res *cmd_resp;
1515 struct ice_aq_desc desc;
1516 enum ice_status status;
1518 ice_debug(hw, ICE_DBG_TRACE, "%s\n", __func__);
1520 cmd_resp = &desc.params.res_owner;
1522 ice_fill_dflt_direct_cmd_desc(&desc, ice_aqc_opc_req_res);
1524 cmd_resp->res_id = CPU_TO_LE16(res);
1525 cmd_resp->access_type = CPU_TO_LE16(access);
1526 cmd_resp->res_number = CPU_TO_LE32(sdp_number);
1527 cmd_resp->timeout = CPU_TO_LE32(*timeout);
1530 status = ice_aq_send_cmd(hw, &desc, NULL, 0, cd);
1532 /* The completion specifies the maximum time in ms that the driver
1533 * may hold the resource in the Timeout field.
1536 /* Global config lock response utilizes an additional status field.
1538 * If the Global config lock resource is held by some other driver, the
1539 * command completes with ICE_AQ_RES_GLBL_IN_PROG in the status field
1540 * and the timeout field indicates the maximum time the current owner
1541 * of the resource has to free it.
1543 if (res == ICE_GLOBAL_CFG_LOCK_RES_ID) {
1544 if (LE16_TO_CPU(cmd_resp->status) == ICE_AQ_RES_GLBL_SUCCESS) {
1545 *timeout = LE32_TO_CPU(cmd_resp->timeout);
1547 } else if (LE16_TO_CPU(cmd_resp->status) ==
1548 ICE_AQ_RES_GLBL_IN_PROG) {
1549 *timeout = LE32_TO_CPU(cmd_resp->timeout);
1550 return ICE_ERR_AQ_ERROR;
1551 } else if (LE16_TO_CPU(cmd_resp->status) ==
1552 ICE_AQ_RES_GLBL_DONE) {
1553 return ICE_ERR_AQ_NO_WORK;
1556 /* invalid FW response, force a timeout immediately */
1558 return ICE_ERR_AQ_ERROR;
1561 /* If the resource is held by some other driver, the command completes
1562 * with a busy return value and the timeout field indicates the maximum
1563 * time the current owner of the resource has to free it.
1565 if (!status || hw->adminq.sq_last_status == ICE_AQ_RC_EBUSY)
1566 *timeout = LE32_TO_CPU(cmd_resp->timeout);
1572 * ice_aq_release_res
1573 * @hw: pointer to the HW struct
1575 * @sdp_number: resource number
1576 * @cd: pointer to command details structure or NULL
1578 * release common resource using the admin queue commands (0x0009)
1580 static enum ice_status
1581 ice_aq_release_res(struct ice_hw *hw, enum ice_aq_res_ids res, u8 sdp_number,
1582 struct ice_sq_cd *cd)
1584 struct ice_aqc_req_res *cmd;
1585 struct ice_aq_desc desc;
1587 ice_debug(hw, ICE_DBG_TRACE, "%s\n", __func__);
1589 cmd = &desc.params.res_owner;
1591 ice_fill_dflt_direct_cmd_desc(&desc, ice_aqc_opc_release_res);
1593 cmd->res_id = CPU_TO_LE16(res);
1594 cmd->res_number = CPU_TO_LE32(sdp_number);
1596 return ice_aq_send_cmd(hw, &desc, NULL, 0, cd);
1601 * @hw: pointer to the HW structure
1603 * @access: access type (read or write)
1604 * @timeout: timeout in milliseconds
1606 * This function will attempt to acquire the ownership of a resource.
1609 ice_acquire_res(struct ice_hw *hw, enum ice_aq_res_ids res,
1610 enum ice_aq_res_access_type access, u32 timeout)
1612 #define ICE_RES_POLLING_DELAY_MS 10
1613 u32 delay = ICE_RES_POLLING_DELAY_MS;
1614 u32 time_left = timeout;
1615 enum ice_status status;
1617 ice_debug(hw, ICE_DBG_TRACE, "%s\n", __func__);
1619 status = ice_aq_req_res(hw, res, access, 0, &time_left, NULL);
1621 /* A return code of ICE_ERR_AQ_NO_WORK means that another driver has
1622 * previously acquired the resource and performed any necessary updates;
1623 * in this case the caller does not obtain the resource and has no
1624 * further work to do.
1626 if (status == ICE_ERR_AQ_NO_WORK)
1627 goto ice_acquire_res_exit;
1630 ice_debug(hw, ICE_DBG_RES,
1631 "resource %d acquire type %d failed.\n", res, access);
1633 /* If necessary, poll until the current lock owner timeouts */
1634 timeout = time_left;
1635 while (status && timeout && time_left) {
1636 ice_msec_delay(delay, true);
1637 timeout = (timeout > delay) ? timeout - delay : 0;
1638 status = ice_aq_req_res(hw, res, access, 0, &time_left, NULL);
1640 if (status == ICE_ERR_AQ_NO_WORK)
1641 /* lock free, but no work to do */
1648 if (status && status != ICE_ERR_AQ_NO_WORK)
1649 ice_debug(hw, ICE_DBG_RES, "resource acquire timed out.\n");
1651 ice_acquire_res_exit:
1652 if (status == ICE_ERR_AQ_NO_WORK) {
1653 if (access == ICE_RES_WRITE)
1654 ice_debug(hw, ICE_DBG_RES,
1655 "resource indicates no work to do.\n");
1657 ice_debug(hw, ICE_DBG_RES,
1658 "Warning: ICE_ERR_AQ_NO_WORK not expected\n");
1665 * @hw: pointer to the HW structure
1668 * This function will release a resource using the proper Admin Command.
1670 void ice_release_res(struct ice_hw *hw, enum ice_aq_res_ids res)
1672 enum ice_status status;
1673 u32 total_delay = 0;
1675 ice_debug(hw, ICE_DBG_TRACE, "%s\n", __func__);
1677 status = ice_aq_release_res(hw, res, 0, NULL);
1679 /* there are some rare cases when trying to release the resource
1680 * results in an admin queue timeout, so handle them correctly
1682 while ((status == ICE_ERR_AQ_TIMEOUT) &&
1683 (total_delay < hw->adminq.sq_cmd_timeout)) {
1684 ice_msec_delay(1, true);
1685 status = ice_aq_release_res(hw, res, 0, NULL);
1691 * ice_aq_alloc_free_res - command to allocate/free resources
1692 * @hw: pointer to the HW struct
1693 * @num_entries: number of resource entries in buffer
1694 * @buf: Indirect buffer to hold data parameters and response
1695 * @buf_size: size of buffer for indirect commands
1696 * @opc: pass in the command opcode
1697 * @cd: pointer to command details structure or NULL
1699 * Helper function to allocate/free resources using the admin queue commands
1702 ice_aq_alloc_free_res(struct ice_hw *hw, u16 num_entries,
1703 struct ice_aqc_alloc_free_res_elem *buf, u16 buf_size,
1704 enum ice_adminq_opc opc, struct ice_sq_cd *cd)
1706 struct ice_aqc_alloc_free_res_cmd *cmd;
1707 struct ice_aq_desc desc;
1709 ice_debug(hw, ICE_DBG_TRACE, "%s\n", __func__);
1711 cmd = &desc.params.sw_res_ctrl;
1714 return ICE_ERR_PARAM;
1716 if (buf_size < (num_entries * sizeof(buf->elem[0])))
1717 return ICE_ERR_PARAM;
1719 ice_fill_dflt_direct_cmd_desc(&desc, opc);
1721 desc.flags |= CPU_TO_LE16(ICE_AQ_FLAG_RD);
1723 cmd->num_entries = CPU_TO_LE16(num_entries);
1725 return ice_aq_send_cmd(hw, &desc, buf, buf_size, cd);
1729 * ice_alloc_hw_res - allocate resource
1730 * @hw: pointer to the HW struct
1731 * @type: type of resource
1732 * @num: number of resources to allocate
1733 * @btm: allocate from bottom
1734 * @res: pointer to array that will receive the resources
1737 ice_alloc_hw_res(struct ice_hw *hw, u16 type, u16 num, bool btm, u16 *res)
1739 struct ice_aqc_alloc_free_res_elem *buf;
1740 enum ice_status status;
1743 buf_len = ice_struct_size(buf, elem, num - 1);
1744 buf = (struct ice_aqc_alloc_free_res_elem *)
1745 ice_malloc(hw, buf_len);
1747 return ICE_ERR_NO_MEMORY;
1749 /* Prepare buffer to allocate resource. */
1750 buf->num_elems = CPU_TO_LE16(num);
1751 buf->res_type = CPU_TO_LE16(type | ICE_AQC_RES_TYPE_FLAG_DEDICATED |
1752 ICE_AQC_RES_TYPE_FLAG_IGNORE_INDEX);
1754 buf->res_type |= CPU_TO_LE16(ICE_AQC_RES_TYPE_FLAG_SCAN_BOTTOM);
1756 status = ice_aq_alloc_free_res(hw, 1, buf, buf_len,
1757 ice_aqc_opc_alloc_res, NULL);
1759 goto ice_alloc_res_exit;
1761 ice_memcpy(res, buf->elem, sizeof(buf->elem) * num,
1762 ICE_NONDMA_TO_NONDMA);
1770 * ice_free_hw_res - free allocated HW resource
1771 * @hw: pointer to the HW struct
1772 * @type: type of resource to free
1773 * @num: number of resources
1774 * @res: pointer to array that contains the resources to free
1776 enum ice_status ice_free_hw_res(struct ice_hw *hw, u16 type, u16 num, u16 *res)
1778 struct ice_aqc_alloc_free_res_elem *buf;
1779 enum ice_status status;
1782 buf_len = ice_struct_size(buf, elem, num - 1);
1783 buf = (struct ice_aqc_alloc_free_res_elem *)ice_malloc(hw, buf_len);
1785 return ICE_ERR_NO_MEMORY;
1787 /* Prepare buffer to free resource. */
1788 buf->num_elems = CPU_TO_LE16(num);
1789 buf->res_type = CPU_TO_LE16(type);
1790 ice_memcpy(buf->elem, res, sizeof(buf->elem) * num,
1791 ICE_NONDMA_TO_NONDMA);
1793 status = ice_aq_alloc_free_res(hw, num, buf, buf_len,
1794 ice_aqc_opc_free_res, NULL);
1796 ice_debug(hw, ICE_DBG_SW, "CQ CMD Buffer:\n");
1803 * ice_get_num_per_func - determine number of resources per PF
1804 * @hw: pointer to the HW structure
1805 * @max: value to be evenly split between each PF
1807 * Determine the number of valid functions by going through the bitmap returned
1808 * from parsing capabilities and use this to calculate the number of resources
1809 * per PF based on the max value passed in.
1811 static u32 ice_get_num_per_func(struct ice_hw *hw, u32 max)
1815 #define ICE_CAPS_VALID_FUNCS_M 0xFF
1816 funcs = ice_hweight8(hw->dev_caps.common_cap.valid_functions &
1817 ICE_CAPS_VALID_FUNCS_M);
1826 * ice_parse_caps - parse function/device capabilities
1827 * @hw: pointer to the HW struct
1828 * @buf: pointer to a buffer containing function/device capability records
1829 * @cap_count: number of capability records in the list
1830 * @opc: type of capabilities list to parse
1832 * Helper function to parse function(0x000a)/device(0x000b) capabilities list.
1835 ice_parse_caps(struct ice_hw *hw, void *buf, u32 cap_count,
1836 enum ice_adminq_opc opc)
1838 struct ice_aqc_list_caps_elem *cap_resp;
1839 struct ice_hw_func_caps *func_p = NULL;
1840 struct ice_hw_dev_caps *dev_p = NULL;
1841 struct ice_hw_common_caps *caps;
1848 cap_resp = (struct ice_aqc_list_caps_elem *)buf;
1850 if (opc == ice_aqc_opc_list_dev_caps) {
1851 dev_p = &hw->dev_caps;
1852 caps = &dev_p->common_cap;
1854 ice_memset(dev_p, 0, sizeof(*dev_p), ICE_NONDMA_MEM);
1857 } else if (opc == ice_aqc_opc_list_func_caps) {
1858 func_p = &hw->func_caps;
1859 caps = &func_p->common_cap;
1861 ice_memset(func_p, 0, sizeof(*func_p), ICE_NONDMA_MEM);
1863 prefix = "func cap";
1865 ice_debug(hw, ICE_DBG_INIT, "wrong opcode\n");
1869 for (i = 0; caps && i < cap_count; i++, cap_resp++) {
1870 u32 logical_id = LE32_TO_CPU(cap_resp->logical_id);
1871 u32 phys_id = LE32_TO_CPU(cap_resp->phys_id);
1872 u32 number = LE32_TO_CPU(cap_resp->number);
1873 u16 cap = LE16_TO_CPU(cap_resp->cap);
1876 case ICE_AQC_CAPS_VALID_FUNCTIONS:
1877 caps->valid_functions = number;
1878 ice_debug(hw, ICE_DBG_INIT,
1879 "%s: valid_functions (bitmap) = %d\n", prefix,
1880 caps->valid_functions);
1882 /* store func count for resource management purposes */
1884 dev_p->num_funcs = ice_hweight32(number);
1886 case ICE_AQC_CAPS_VSI:
1888 dev_p->num_vsi_allocd_to_host = number;
1889 ice_debug(hw, ICE_DBG_INIT,
1890 "%s: num_vsi_allocd_to_host = %d\n",
1892 dev_p->num_vsi_allocd_to_host);
1893 } else if (func_p) {
1894 func_p->guar_num_vsi =
1895 ice_get_num_per_func(hw, ICE_MAX_VSI);
1896 ice_debug(hw, ICE_DBG_INIT,
1897 "%s: guar_num_vsi (fw) = %d\n",
1899 ice_debug(hw, ICE_DBG_INIT,
1900 "%s: guar_num_vsi = %d\n",
1901 prefix, func_p->guar_num_vsi);
1904 case ICE_AQC_CAPS_DCB:
1905 caps->dcb = (number == 1);
1906 caps->active_tc_bitmap = logical_id;
1907 caps->maxtc = phys_id;
1908 ice_debug(hw, ICE_DBG_INIT,
1909 "%s: dcb = %d\n", prefix, caps->dcb);
1910 ice_debug(hw, ICE_DBG_INIT,
1911 "%s: active_tc_bitmap = %d\n", prefix,
1912 caps->active_tc_bitmap);
1913 ice_debug(hw, ICE_DBG_INIT,
1914 "%s: maxtc = %d\n", prefix, caps->maxtc);
1916 case ICE_AQC_CAPS_RSS:
1917 caps->rss_table_size = number;
1918 caps->rss_table_entry_width = logical_id;
1919 ice_debug(hw, ICE_DBG_INIT,
1920 "%s: rss_table_size = %d\n", prefix,
1921 caps->rss_table_size);
1922 ice_debug(hw, ICE_DBG_INIT,
1923 "%s: rss_table_entry_width = %d\n", prefix,
1924 caps->rss_table_entry_width);
1926 case ICE_AQC_CAPS_RXQS:
1927 caps->num_rxq = number;
1928 caps->rxq_first_id = phys_id;
1929 ice_debug(hw, ICE_DBG_INIT,
1930 "%s: num_rxq = %d\n", prefix,
1932 ice_debug(hw, ICE_DBG_INIT,
1933 "%s: rxq_first_id = %d\n", prefix,
1934 caps->rxq_first_id);
1936 case ICE_AQC_CAPS_TXQS:
1937 caps->num_txq = number;
1938 caps->txq_first_id = phys_id;
1939 ice_debug(hw, ICE_DBG_INIT,
1940 "%s: num_txq = %d\n", prefix,
1942 ice_debug(hw, ICE_DBG_INIT,
1943 "%s: txq_first_id = %d\n", prefix,
1944 caps->txq_first_id);
1946 case ICE_AQC_CAPS_MSIX:
1947 caps->num_msix_vectors = number;
1948 caps->msix_vector_first_id = phys_id;
1949 ice_debug(hw, ICE_DBG_INIT,
1950 "%s: num_msix_vectors = %d\n", prefix,
1951 caps->num_msix_vectors);
1952 ice_debug(hw, ICE_DBG_INIT,
1953 "%s: msix_vector_first_id = %d\n", prefix,
1954 caps->msix_vector_first_id);
1956 case ICE_AQC_CAPS_FD:
1958 dev_p->num_flow_director_fltr = number;
1959 ice_debug(hw, ICE_DBG_INIT,
1960 "%s: num_flow_director_fltr = %d\n",
1962 dev_p->num_flow_director_fltr);
1967 if (hw->dcf_enabled)
1969 reg_val = rd32(hw, GLQF_FD_SIZE);
1970 val = (reg_val & GLQF_FD_SIZE_FD_GSIZE_M) >>
1971 GLQF_FD_SIZE_FD_GSIZE_S;
1972 func_p->fd_fltr_guar =
1973 ice_get_num_per_func(hw, val);
1974 val = (reg_val & GLQF_FD_SIZE_FD_BSIZE_M) >>
1975 GLQF_FD_SIZE_FD_BSIZE_S;
1976 func_p->fd_fltr_best_effort = val;
1977 ice_debug(hw, ICE_DBG_INIT,
1978 "%s: fd_fltr_guar = %d\n",
1979 prefix, func_p->fd_fltr_guar);
1980 ice_debug(hw, ICE_DBG_INIT,
1981 "%s: fd_fltr_best_effort = %d\n",
1982 prefix, func_p->fd_fltr_best_effort);
1985 case ICE_AQC_CAPS_MAX_MTU:
1986 caps->max_mtu = number;
1987 ice_debug(hw, ICE_DBG_INIT, "%s: max_mtu = %d\n",
1988 prefix, caps->max_mtu);
1991 ice_debug(hw, ICE_DBG_INIT,
1992 "%s: unknown capability[%d]: 0x%x\n", prefix,
1998 /* Re-calculate capabilities that are dependent on the number of
1999 * physical ports; i.e. some features are not supported or function
2000 * differently on devices with more than 4 ports.
2002 if (hw->dev_caps.num_funcs > 4) {
2003 /* Max 4 TCs per port */
2005 ice_debug(hw, ICE_DBG_INIT,
2006 "%s: maxtc = %d (based on #ports)\n", prefix,
2012 * ice_aq_discover_caps - query function/device capabilities
2013 * @hw: pointer to the HW struct
2014 * @buf: a virtual buffer to hold the capabilities
2015 * @buf_size: Size of the virtual buffer
2016 * @cap_count: cap count needed if AQ err==ENOMEM
2017 * @opc: capabilities type to discover - pass in the command opcode
2018 * @cd: pointer to command details structure or NULL
2020 * Get the function(0x000a)/device(0x000b) capabilities description from
2023 static enum ice_status
2024 ice_aq_discover_caps(struct ice_hw *hw, void *buf, u16 buf_size, u32 *cap_count,
2025 enum ice_adminq_opc opc, struct ice_sq_cd *cd)
2027 struct ice_aqc_list_caps *cmd;
2028 struct ice_aq_desc desc;
2029 enum ice_status status;
2031 cmd = &desc.params.get_cap;
2033 if (opc != ice_aqc_opc_list_func_caps &&
2034 opc != ice_aqc_opc_list_dev_caps)
2035 return ICE_ERR_PARAM;
2037 ice_fill_dflt_direct_cmd_desc(&desc, opc);
2039 status = ice_aq_send_cmd(hw, &desc, buf, buf_size, cd);
2041 ice_parse_caps(hw, buf, LE32_TO_CPU(cmd->count), opc);
2042 else if (hw->adminq.sq_last_status == ICE_AQ_RC_ENOMEM)
2043 *cap_count = LE32_TO_CPU(cmd->count);
2048 * ice_discover_caps - get info about the HW
2049 * @hw: pointer to the hardware structure
2050 * @opc: capabilities type to discover - pass in the command opcode
2052 static enum ice_status
2053 ice_discover_caps(struct ice_hw *hw, enum ice_adminq_opc opc)
2055 enum ice_status status;
2059 cbuf = ice_malloc(hw, ICE_AQ_MAX_BUF_LEN);
2061 return ICE_ERR_NO_MEMORY;
2063 /* Although the driver doesn't know the number of capabilities the
2064 * device will return, we can simply send a 4KB buffer, the maximum
2065 * possible size that firmware can return.
2067 cap_count = ICE_AQ_MAX_BUF_LEN / sizeof(struct ice_aqc_list_caps_elem);
2069 status = ice_aq_discover_caps(hw, cbuf, ICE_AQ_MAX_BUF_LEN, &cap_count,
2077 * ice_set_safe_mode_caps - Override dev/func capabilities when in safe mode
2078 * @hw: pointer to the hardware structure
2080 void ice_set_safe_mode_caps(struct ice_hw *hw)
2082 struct ice_hw_func_caps *func_caps = &hw->func_caps;
2083 struct ice_hw_dev_caps *dev_caps = &hw->dev_caps;
2084 u32 valid_func, rxq_first_id, txq_first_id;
2085 u32 msix_vector_first_id, max_mtu;
2088 /* cache some func_caps values that should be restored after memset */
2089 valid_func = func_caps->common_cap.valid_functions;
2090 txq_first_id = func_caps->common_cap.txq_first_id;
2091 rxq_first_id = func_caps->common_cap.rxq_first_id;
2092 msix_vector_first_id = func_caps->common_cap.msix_vector_first_id;
2093 max_mtu = func_caps->common_cap.max_mtu;
2095 /* unset func capabilities */
2096 memset(func_caps, 0, sizeof(*func_caps));
2098 /* restore cached values */
2099 func_caps->common_cap.valid_functions = valid_func;
2100 func_caps->common_cap.txq_first_id = txq_first_id;
2101 func_caps->common_cap.rxq_first_id = rxq_first_id;
2102 func_caps->common_cap.msix_vector_first_id = msix_vector_first_id;
2103 func_caps->common_cap.max_mtu = max_mtu;
2105 /* one Tx and one Rx queue in safe mode */
2106 func_caps->common_cap.num_rxq = 1;
2107 func_caps->common_cap.num_txq = 1;
2109 /* two MSIX vectors, one for traffic and one for misc causes */
2110 func_caps->common_cap.num_msix_vectors = 2;
2111 func_caps->guar_num_vsi = 1;
2113 /* cache some dev_caps values that should be restored after memset */
2114 valid_func = dev_caps->common_cap.valid_functions;
2115 txq_first_id = dev_caps->common_cap.txq_first_id;
2116 rxq_first_id = dev_caps->common_cap.rxq_first_id;
2117 msix_vector_first_id = dev_caps->common_cap.msix_vector_first_id;
2118 max_mtu = dev_caps->common_cap.max_mtu;
2119 num_funcs = dev_caps->num_funcs;
2121 /* unset dev capabilities */
2122 memset(dev_caps, 0, sizeof(*dev_caps));
2124 /* restore cached values */
2125 dev_caps->common_cap.valid_functions = valid_func;
2126 dev_caps->common_cap.txq_first_id = txq_first_id;
2127 dev_caps->common_cap.rxq_first_id = rxq_first_id;
2128 dev_caps->common_cap.msix_vector_first_id = msix_vector_first_id;
2129 dev_caps->common_cap.max_mtu = max_mtu;
2130 dev_caps->num_funcs = num_funcs;
2132 /* one Tx and one Rx queue per function in safe mode */
2133 dev_caps->common_cap.num_rxq = num_funcs;
2134 dev_caps->common_cap.num_txq = num_funcs;
2136 /* two MSIX vectors per function */
2137 dev_caps->common_cap.num_msix_vectors = 2 * num_funcs;
2141 * ice_get_caps - get info about the HW
2142 * @hw: pointer to the hardware structure
2144 enum ice_status ice_get_caps(struct ice_hw *hw)
2146 enum ice_status status;
2148 status = ice_discover_caps(hw, ice_aqc_opc_list_dev_caps);
2150 status = ice_discover_caps(hw, ice_aqc_opc_list_func_caps);
2156 * ice_aq_manage_mac_write - manage MAC address write command
2157 * @hw: pointer to the HW struct
2158 * @mac_addr: MAC address to be written as LAA/LAA+WoL/Port address
2159 * @flags: flags to control write behavior
2160 * @cd: pointer to command details structure or NULL
2162 * This function is used to write MAC address to the NVM (0x0108).
2165 ice_aq_manage_mac_write(struct ice_hw *hw, const u8 *mac_addr, u8 flags,
2166 struct ice_sq_cd *cd)
2168 struct ice_aqc_manage_mac_write *cmd;
2169 struct ice_aq_desc desc;
2171 cmd = &desc.params.mac_write;
2172 ice_fill_dflt_direct_cmd_desc(&desc, ice_aqc_opc_manage_mac_write);
2175 ice_memcpy(cmd->mac_addr, mac_addr, ETH_ALEN, ICE_NONDMA_TO_DMA);
2177 return ice_aq_send_cmd(hw, &desc, NULL, 0, cd);
2181 * ice_aq_clear_pxe_mode
2182 * @hw: pointer to the HW struct
2184 * Tell the firmware that the driver is taking over from PXE (0x0110).
2186 static enum ice_status ice_aq_clear_pxe_mode(struct ice_hw *hw)
2188 struct ice_aq_desc desc;
2190 ice_fill_dflt_direct_cmd_desc(&desc, ice_aqc_opc_clear_pxe_mode);
2191 desc.params.clear_pxe.rx_cnt = ICE_AQC_CLEAR_PXE_RX_CNT;
2193 return ice_aq_send_cmd(hw, &desc, NULL, 0, NULL);
2197 * ice_clear_pxe_mode - clear pxe operations mode
2198 * @hw: pointer to the HW struct
2200 * Make sure all PXE mode settings are cleared, including things
2201 * like descriptor fetch/write-back mode.
2203 void ice_clear_pxe_mode(struct ice_hw *hw)
2205 if (ice_check_sq_alive(hw, &hw->adminq))
2206 ice_aq_clear_pxe_mode(hw);
2210 * ice_get_link_speed_based_on_phy_type - returns link speed
2211 * @phy_type_low: lower part of phy_type
2212 * @phy_type_high: higher part of phy_type
2214 * This helper function will convert an entry in PHY type structure
2215 * [phy_type_low, phy_type_high] to its corresponding link speed.
2216 * Note: In the structure of [phy_type_low, phy_type_high], there should
2217 * be one bit set, as this function will convert one PHY type to its
2219 * If no bit gets set, ICE_LINK_SPEED_UNKNOWN will be returned
2220 * If more than one bit gets set, ICE_LINK_SPEED_UNKNOWN will be returned
2223 ice_get_link_speed_based_on_phy_type(u64 phy_type_low, u64 phy_type_high)
2225 u16 speed_phy_type_high = ICE_AQ_LINK_SPEED_UNKNOWN;
2226 u16 speed_phy_type_low = ICE_AQ_LINK_SPEED_UNKNOWN;
2228 switch (phy_type_low) {
2229 case ICE_PHY_TYPE_LOW_100BASE_TX:
2230 case ICE_PHY_TYPE_LOW_100M_SGMII:
2231 speed_phy_type_low = ICE_AQ_LINK_SPEED_100MB;
2233 case ICE_PHY_TYPE_LOW_1000BASE_T:
2234 case ICE_PHY_TYPE_LOW_1000BASE_SX:
2235 case ICE_PHY_TYPE_LOW_1000BASE_LX:
2236 case ICE_PHY_TYPE_LOW_1000BASE_KX:
2237 case ICE_PHY_TYPE_LOW_1G_SGMII:
2238 speed_phy_type_low = ICE_AQ_LINK_SPEED_1000MB;
2240 case ICE_PHY_TYPE_LOW_2500BASE_T:
2241 case ICE_PHY_TYPE_LOW_2500BASE_X:
2242 case ICE_PHY_TYPE_LOW_2500BASE_KX:
2243 speed_phy_type_low = ICE_AQ_LINK_SPEED_2500MB;
2245 case ICE_PHY_TYPE_LOW_5GBASE_T:
2246 case ICE_PHY_TYPE_LOW_5GBASE_KR:
2247 speed_phy_type_low = ICE_AQ_LINK_SPEED_5GB;
2249 case ICE_PHY_TYPE_LOW_10GBASE_T:
2250 case ICE_PHY_TYPE_LOW_10G_SFI_DA:
2251 case ICE_PHY_TYPE_LOW_10GBASE_SR:
2252 case ICE_PHY_TYPE_LOW_10GBASE_LR:
2253 case ICE_PHY_TYPE_LOW_10GBASE_KR_CR1:
2254 case ICE_PHY_TYPE_LOW_10G_SFI_AOC_ACC:
2255 case ICE_PHY_TYPE_LOW_10G_SFI_C2C:
2256 speed_phy_type_low = ICE_AQ_LINK_SPEED_10GB;
2258 case ICE_PHY_TYPE_LOW_25GBASE_T:
2259 case ICE_PHY_TYPE_LOW_25GBASE_CR:
2260 case ICE_PHY_TYPE_LOW_25GBASE_CR_S:
2261 case ICE_PHY_TYPE_LOW_25GBASE_CR1:
2262 case ICE_PHY_TYPE_LOW_25GBASE_SR:
2263 case ICE_PHY_TYPE_LOW_25GBASE_LR:
2264 case ICE_PHY_TYPE_LOW_25GBASE_KR:
2265 case ICE_PHY_TYPE_LOW_25GBASE_KR_S:
2266 case ICE_PHY_TYPE_LOW_25GBASE_KR1:
2267 case ICE_PHY_TYPE_LOW_25G_AUI_AOC_ACC:
2268 case ICE_PHY_TYPE_LOW_25G_AUI_C2C:
2269 speed_phy_type_low = ICE_AQ_LINK_SPEED_25GB;
2271 case ICE_PHY_TYPE_LOW_40GBASE_CR4:
2272 case ICE_PHY_TYPE_LOW_40GBASE_SR4:
2273 case ICE_PHY_TYPE_LOW_40GBASE_LR4:
2274 case ICE_PHY_TYPE_LOW_40GBASE_KR4:
2275 case ICE_PHY_TYPE_LOW_40G_XLAUI_AOC_ACC:
2276 case ICE_PHY_TYPE_LOW_40G_XLAUI:
2277 speed_phy_type_low = ICE_AQ_LINK_SPEED_40GB;
2279 case ICE_PHY_TYPE_LOW_50GBASE_CR2:
2280 case ICE_PHY_TYPE_LOW_50GBASE_SR2:
2281 case ICE_PHY_TYPE_LOW_50GBASE_LR2:
2282 case ICE_PHY_TYPE_LOW_50GBASE_KR2:
2283 case ICE_PHY_TYPE_LOW_50G_LAUI2_AOC_ACC:
2284 case ICE_PHY_TYPE_LOW_50G_LAUI2:
2285 case ICE_PHY_TYPE_LOW_50G_AUI2_AOC_ACC:
2286 case ICE_PHY_TYPE_LOW_50G_AUI2:
2287 case ICE_PHY_TYPE_LOW_50GBASE_CP:
2288 case ICE_PHY_TYPE_LOW_50GBASE_SR:
2289 case ICE_PHY_TYPE_LOW_50GBASE_FR:
2290 case ICE_PHY_TYPE_LOW_50GBASE_LR:
2291 case ICE_PHY_TYPE_LOW_50GBASE_KR_PAM4:
2292 case ICE_PHY_TYPE_LOW_50G_AUI1_AOC_ACC:
2293 case ICE_PHY_TYPE_LOW_50G_AUI1:
2294 speed_phy_type_low = ICE_AQ_LINK_SPEED_50GB;
2296 case ICE_PHY_TYPE_LOW_100GBASE_CR4:
2297 case ICE_PHY_TYPE_LOW_100GBASE_SR4:
2298 case ICE_PHY_TYPE_LOW_100GBASE_LR4:
2299 case ICE_PHY_TYPE_LOW_100GBASE_KR4:
2300 case ICE_PHY_TYPE_LOW_100G_CAUI4_AOC_ACC:
2301 case ICE_PHY_TYPE_LOW_100G_CAUI4:
2302 case ICE_PHY_TYPE_LOW_100G_AUI4_AOC_ACC:
2303 case ICE_PHY_TYPE_LOW_100G_AUI4:
2304 case ICE_PHY_TYPE_LOW_100GBASE_CR_PAM4:
2305 case ICE_PHY_TYPE_LOW_100GBASE_KR_PAM4:
2306 case ICE_PHY_TYPE_LOW_100GBASE_CP2:
2307 case ICE_PHY_TYPE_LOW_100GBASE_SR2:
2308 case ICE_PHY_TYPE_LOW_100GBASE_DR:
2309 speed_phy_type_low = ICE_AQ_LINK_SPEED_100GB;
2312 speed_phy_type_low = ICE_AQ_LINK_SPEED_UNKNOWN;
2316 switch (phy_type_high) {
2317 case ICE_PHY_TYPE_HIGH_100GBASE_KR2_PAM4:
2318 case ICE_PHY_TYPE_HIGH_100G_CAUI2_AOC_ACC:
2319 case ICE_PHY_TYPE_HIGH_100G_CAUI2:
2320 case ICE_PHY_TYPE_HIGH_100G_AUI2_AOC_ACC:
2321 case ICE_PHY_TYPE_HIGH_100G_AUI2:
2322 speed_phy_type_high = ICE_AQ_LINK_SPEED_100GB;
2325 speed_phy_type_high = ICE_AQ_LINK_SPEED_UNKNOWN;
2329 if (speed_phy_type_low == ICE_AQ_LINK_SPEED_UNKNOWN &&
2330 speed_phy_type_high == ICE_AQ_LINK_SPEED_UNKNOWN)
2331 return ICE_AQ_LINK_SPEED_UNKNOWN;
2332 else if (speed_phy_type_low != ICE_AQ_LINK_SPEED_UNKNOWN &&
2333 speed_phy_type_high != ICE_AQ_LINK_SPEED_UNKNOWN)
2334 return ICE_AQ_LINK_SPEED_UNKNOWN;
2335 else if (speed_phy_type_low != ICE_AQ_LINK_SPEED_UNKNOWN &&
2336 speed_phy_type_high == ICE_AQ_LINK_SPEED_UNKNOWN)
2337 return speed_phy_type_low;
2339 return speed_phy_type_high;
2343 * ice_update_phy_type
2344 * @phy_type_low: pointer to the lower part of phy_type
2345 * @phy_type_high: pointer to the higher part of phy_type
2346 * @link_speeds_bitmap: targeted link speeds bitmap
2348 * Note: For the link_speeds_bitmap structure, you can check it at
2349 * [ice_aqc_get_link_status->link_speed]. Caller can pass in
2350 * link_speeds_bitmap include multiple speeds.
2352 * Each entry in this [phy_type_low, phy_type_high] structure will
2353 * present a certain link speed. This helper function will turn on bits
2354 * in [phy_type_low, phy_type_high] structure based on the value of
2355 * link_speeds_bitmap input parameter.
2358 ice_update_phy_type(u64 *phy_type_low, u64 *phy_type_high,
2359 u16 link_speeds_bitmap)
2366 /* We first check with low part of phy_type */
2367 for (index = 0; index <= ICE_PHY_TYPE_LOW_MAX_INDEX; index++) {
2368 pt_low = BIT_ULL(index);
2369 speed = ice_get_link_speed_based_on_phy_type(pt_low, 0);
2371 if (link_speeds_bitmap & speed)
2372 *phy_type_low |= BIT_ULL(index);
2375 /* We then check with high part of phy_type */
2376 for (index = 0; index <= ICE_PHY_TYPE_HIGH_MAX_INDEX; index++) {
2377 pt_high = BIT_ULL(index);
2378 speed = ice_get_link_speed_based_on_phy_type(0, pt_high);
2380 if (link_speeds_bitmap & speed)
2381 *phy_type_high |= BIT_ULL(index);
2386 * ice_aq_set_phy_cfg
2387 * @hw: pointer to the HW struct
2388 * @pi: port info structure of the interested logical port
2389 * @cfg: structure with PHY configuration data to be set
2390 * @cd: pointer to command details structure or NULL
2392 * Set the various PHY configuration parameters supported on the Port.
2393 * One or more of the Set PHY config parameters may be ignored in an MFP
2394 * mode as the PF may not have the privilege to set some of the PHY Config
2395 * parameters. This status will be indicated by the command response (0x0601).
2398 ice_aq_set_phy_cfg(struct ice_hw *hw, struct ice_port_info *pi,
2399 struct ice_aqc_set_phy_cfg_data *cfg, struct ice_sq_cd *cd)
2401 struct ice_aq_desc desc;
2402 enum ice_status status;
2405 return ICE_ERR_PARAM;
2407 /* Ensure that only valid bits of cfg->caps can be turned on. */
2408 if (cfg->caps & ~ICE_AQ_PHY_ENA_VALID_MASK) {
2409 ice_debug(hw, ICE_DBG_PHY,
2410 "Invalid bit is set in ice_aqc_set_phy_cfg_data->caps : 0x%x\n",
2413 cfg->caps &= ICE_AQ_PHY_ENA_VALID_MASK;
2416 ice_fill_dflt_direct_cmd_desc(&desc, ice_aqc_opc_set_phy_cfg);
2417 desc.params.set_phy.lport_num = pi->lport;
2418 desc.flags |= CPU_TO_LE16(ICE_AQ_FLAG_RD);
2420 ice_debug(hw, ICE_DBG_LINK, "set phy cfg\n");
2421 ice_debug(hw, ICE_DBG_LINK, " phy_type_low = 0x%llx\n",
2422 (unsigned long long)LE64_TO_CPU(cfg->phy_type_low));
2423 ice_debug(hw, ICE_DBG_LINK, " phy_type_high = 0x%llx\n",
2424 (unsigned long long)LE64_TO_CPU(cfg->phy_type_high));
2425 ice_debug(hw, ICE_DBG_LINK, " caps = 0x%x\n", cfg->caps);
2426 ice_debug(hw, ICE_DBG_LINK, " low_power_ctrl_an = 0x%x\n",
2427 cfg->low_power_ctrl_an);
2428 ice_debug(hw, ICE_DBG_LINK, " eee_cap = 0x%x\n", cfg->eee_cap);
2429 ice_debug(hw, ICE_DBG_LINK, " eeer_value = 0x%x\n", cfg->eeer_value);
2430 ice_debug(hw, ICE_DBG_LINK, " link_fec_opt = 0x%x\n",
2433 status = ice_aq_send_cmd(hw, &desc, cfg, sizeof(*cfg), cd);
2435 if (hw->adminq.sq_last_status == ICE_AQ_RC_EMODE)
2436 status = ICE_SUCCESS;
2439 pi->phy.curr_user_phy_cfg = *cfg;
2445 * ice_update_link_info - update status of the HW network link
2446 * @pi: port info structure of the interested logical port
2448 enum ice_status ice_update_link_info(struct ice_port_info *pi)
2450 struct ice_link_status *li;
2451 enum ice_status status;
2454 return ICE_ERR_PARAM;
2456 li = &pi->phy.link_info;
2458 status = ice_aq_get_link_info(pi, true, NULL, NULL);
2462 if (li->link_info & ICE_AQ_MEDIA_AVAILABLE) {
2463 struct ice_aqc_get_phy_caps_data *pcaps;
2467 pcaps = (struct ice_aqc_get_phy_caps_data *)
2468 ice_malloc(hw, sizeof(*pcaps));
2470 return ICE_ERR_NO_MEMORY;
2472 status = ice_aq_get_phy_caps(pi, false, ICE_AQC_REPORT_TOPO_CAP,
2475 ice_free(hw, pcaps);
2482 * ice_cache_phy_user_req
2483 * @pi: port information structure
2484 * @cache_data: PHY logging data
2485 * @cache_mode: PHY logging mode
2487 * Log the user request on (FC, FEC, SPEED) for later user.
2490 ice_cache_phy_user_req(struct ice_port_info *pi,
2491 struct ice_phy_cache_mode_data cache_data,
2492 enum ice_phy_cache_mode cache_mode)
2497 switch (cache_mode) {
2499 pi->phy.curr_user_fc_req = cache_data.data.curr_user_fc_req;
2501 case ICE_SPEED_MODE:
2502 pi->phy.curr_user_speed_req =
2503 cache_data.data.curr_user_speed_req;
2506 pi->phy.curr_user_fec_req = cache_data.data.curr_user_fec_req;
2514 * ice_caps_to_fc_mode
2515 * @caps: PHY capabilities
2517 * Convert PHY FC capabilities to ice FC mode
2519 enum ice_fc_mode ice_caps_to_fc_mode(u8 caps)
2521 if (caps & ICE_AQC_PHY_EN_TX_LINK_PAUSE &&
2522 caps & ICE_AQC_PHY_EN_RX_LINK_PAUSE)
2525 if (caps & ICE_AQC_PHY_EN_TX_LINK_PAUSE)
2526 return ICE_FC_TX_PAUSE;
2528 if (caps & ICE_AQC_PHY_EN_RX_LINK_PAUSE)
2529 return ICE_FC_RX_PAUSE;
2535 * ice_caps_to_fec_mode
2536 * @caps: PHY capabilities
2537 * @fec_options: Link FEC options
2539 * Convert PHY FEC capabilities to ice FEC mode
2541 enum ice_fec_mode ice_caps_to_fec_mode(u8 caps, u8 fec_options)
2543 if (caps & ICE_AQC_PHY_EN_AUTO_FEC)
2544 return ICE_FEC_AUTO;
2546 if (fec_options & (ICE_AQC_PHY_FEC_10G_KR_40G_KR4_EN |
2547 ICE_AQC_PHY_FEC_10G_KR_40G_KR4_REQ |
2548 ICE_AQC_PHY_FEC_25G_KR_CLAUSE74_EN |
2549 ICE_AQC_PHY_FEC_25G_KR_REQ))
2550 return ICE_FEC_BASER;
2552 if (fec_options & (ICE_AQC_PHY_FEC_25G_RS_528_REQ |
2553 ICE_AQC_PHY_FEC_25G_RS_544_REQ |
2554 ICE_AQC_PHY_FEC_25G_RS_CLAUSE91_EN))
2557 return ICE_FEC_NONE;
2560 static enum ice_status
2561 ice_cfg_phy_fc(struct ice_port_info *pi, struct ice_aqc_set_phy_cfg_data *cfg,
2562 enum ice_fc_mode req_mode)
2564 struct ice_aqc_get_phy_caps_data *pcaps = NULL;
2565 struct ice_phy_cache_mode_data cache_data;
2566 enum ice_status status = ICE_SUCCESS;
2567 u8 pause_mask = 0x0;
2570 return ICE_ERR_BAD_PTR;
2572 pcaps = (struct ice_aqc_get_phy_caps_data *)
2573 ice_malloc(pi->hw, sizeof(*pcaps));
2575 return ICE_ERR_NO_MEMORY;
2577 /* Cache user FC request */
2578 cache_data.data.curr_user_fc_req = req_mode;
2579 ice_cache_phy_user_req(pi, cache_data, ICE_FC_MODE);
2583 /* Query the value of FC that both the NIC and attached media
2586 status = ice_aq_get_phy_caps(pi, false, ICE_AQC_REPORT_TOPO_CAP,
2591 pause_mask |= pcaps->caps & ICE_AQC_PHY_EN_TX_LINK_PAUSE;
2592 pause_mask |= pcaps->caps & ICE_AQC_PHY_EN_RX_LINK_PAUSE;
2595 pause_mask |= ICE_AQC_PHY_EN_TX_LINK_PAUSE;
2596 pause_mask |= ICE_AQC_PHY_EN_RX_LINK_PAUSE;
2598 case ICE_FC_RX_PAUSE:
2599 pause_mask |= ICE_AQC_PHY_EN_RX_LINK_PAUSE;
2601 case ICE_FC_TX_PAUSE:
2602 pause_mask |= ICE_AQC_PHY_EN_TX_LINK_PAUSE;
2608 /* clear the old pause settings */
2609 cfg->caps &= ~(ICE_AQC_PHY_EN_TX_LINK_PAUSE |
2610 ICE_AQC_PHY_EN_RX_LINK_PAUSE);
2612 /* set the new capabilities */
2613 cfg->caps |= pause_mask;
2616 ice_free(pi->hw, pcaps);
2622 * @pi: port information structure
2623 * @aq_failures: pointer to status code, specific to ice_set_fc routine
2624 * @ena_auto_link_update: enable automatic link update
2626 * Set the requested flow control mode.
2629 ice_set_fc(struct ice_port_info *pi, u8 *aq_failures, bool ena_auto_link_update)
2631 struct ice_aqc_set_phy_cfg_data cfg = { 0 };
2632 struct ice_aqc_get_phy_caps_data *pcaps;
2633 enum ice_status status;
2636 if (!pi || !aq_failures)
2637 return ICE_ERR_BAD_PTR;
2642 pcaps = (struct ice_aqc_get_phy_caps_data *)
2643 ice_malloc(hw, sizeof(*pcaps));
2645 return ICE_ERR_NO_MEMORY;
2647 /* Get the current PHY config */
2648 status = ice_aq_get_phy_caps(pi, false, ICE_AQC_REPORT_SW_CFG, pcaps,
2651 *aq_failures = ICE_SET_FC_AQ_FAIL_GET;
2655 ice_copy_phy_caps_to_cfg(pi, pcaps, &cfg);
2657 /* Configure the set PHY data */
2658 status = ice_cfg_phy_fc(pi, &cfg, pi->fc.req_mode);
2660 if (status != ICE_ERR_BAD_PTR)
2661 *aq_failures = ICE_SET_FC_AQ_FAIL_GET;
2666 /* If the capabilities have changed, then set the new config */
2667 if (cfg.caps != pcaps->caps) {
2668 int retry_count, retry_max = 10;
2670 /* Auto restart link so settings take effect */
2671 if (ena_auto_link_update)
2672 cfg.caps |= ICE_AQ_PHY_ENA_AUTO_LINK_UPDT;
2674 status = ice_aq_set_phy_cfg(hw, pi, &cfg, NULL);
2676 *aq_failures = ICE_SET_FC_AQ_FAIL_SET;
2680 /* Update the link info
2681 * It sometimes takes a really long time for link to
2682 * come back from the atomic reset. Thus, we wait a
2685 for (retry_count = 0; retry_count < retry_max; retry_count++) {
2686 status = ice_update_link_info(pi);
2688 if (status == ICE_SUCCESS)
2691 ice_msec_delay(100, true);
2695 *aq_failures = ICE_SET_FC_AQ_FAIL_UPDATE;
2699 ice_free(hw, pcaps);
2704 * ice_phy_caps_equals_cfg
2705 * @phy_caps: PHY capabilities
2706 * @phy_cfg: PHY configuration
2708 * Helper function to determine if PHY capabilities matches PHY
2712 ice_phy_caps_equals_cfg(struct ice_aqc_get_phy_caps_data *phy_caps,
2713 struct ice_aqc_set_phy_cfg_data *phy_cfg)
2715 u8 caps_mask, cfg_mask;
2717 if (!phy_caps || !phy_cfg)
2720 /* These bits are not common between capabilities and configuration.
2721 * Do not use them to determine equality.
2723 caps_mask = ICE_AQC_PHY_CAPS_MASK & ~(ICE_AQC_PHY_AN_MODE |
2724 ICE_AQC_PHY_EN_MOD_QUAL);
2725 cfg_mask = ICE_AQ_PHY_ENA_VALID_MASK & ~ICE_AQ_PHY_ENA_AUTO_LINK_UPDT;
2727 if (phy_caps->phy_type_low != phy_cfg->phy_type_low ||
2728 phy_caps->phy_type_high != phy_cfg->phy_type_high ||
2729 ((phy_caps->caps & caps_mask) != (phy_cfg->caps & cfg_mask)) ||
2730 phy_caps->low_power_ctrl_an != phy_cfg->low_power_ctrl_an ||
2731 phy_caps->eee_cap != phy_cfg->eee_cap ||
2732 phy_caps->eeer_value != phy_cfg->eeer_value ||
2733 phy_caps->link_fec_options != phy_cfg->link_fec_opt)
2740 * ice_copy_phy_caps_to_cfg - Copy PHY ability data to configuration data
2741 * @pi: port information structure
2742 * @caps: PHY ability structure to copy date from
2743 * @cfg: PHY configuration structure to copy data to
2745 * Helper function to copy AQC PHY get ability data to PHY set configuration
2749 ice_copy_phy_caps_to_cfg(struct ice_port_info *pi,
2750 struct ice_aqc_get_phy_caps_data *caps,
2751 struct ice_aqc_set_phy_cfg_data *cfg)
2753 if (!pi || !caps || !cfg)
2756 ice_memset(cfg, 0, sizeof(*cfg), ICE_NONDMA_MEM);
2757 cfg->phy_type_low = caps->phy_type_low;
2758 cfg->phy_type_high = caps->phy_type_high;
2759 cfg->caps = caps->caps;
2760 cfg->low_power_ctrl_an = caps->low_power_ctrl_an;
2761 cfg->eee_cap = caps->eee_cap;
2762 cfg->eeer_value = caps->eeer_value;
2763 cfg->link_fec_opt = caps->link_fec_options;
2764 cfg->module_compliance_enforcement =
2765 caps->module_compliance_enforcement;
2767 if (ice_fw_supports_link_override(pi->hw)) {
2768 struct ice_link_default_override_tlv tlv;
2770 if (ice_get_link_default_override(&tlv, pi))
2773 if (tlv.options & ICE_LINK_OVERRIDE_STRICT_MODE)
2774 cfg->module_compliance_enforcement |=
2775 ICE_LINK_OVERRIDE_STRICT_MODE;
2780 * ice_cfg_phy_fec - Configure PHY FEC data based on FEC mode
2781 * @pi: port information structure
2782 * @cfg: PHY configuration data to set FEC mode
2783 * @fec: FEC mode to configure
2786 ice_cfg_phy_fec(struct ice_port_info *pi, struct ice_aqc_set_phy_cfg_data *cfg,
2787 enum ice_fec_mode fec)
2789 struct ice_aqc_get_phy_caps_data *pcaps;
2790 enum ice_status status = ICE_SUCCESS;
2794 return ICE_ERR_BAD_PTR;
2798 pcaps = (struct ice_aqc_get_phy_caps_data *)
2799 ice_malloc(hw, sizeof(*pcaps));
2801 return ICE_ERR_NO_MEMORY;
2803 status = ice_aq_get_phy_caps(pi, false, ICE_AQC_REPORT_TOPO_CAP, pcaps,
2808 cfg->caps |= (pcaps->caps & ICE_AQC_PHY_EN_AUTO_FEC);
2809 cfg->link_fec_opt = pcaps->link_fec_options;
2813 /* Clear RS bits, and AND BASE-R ability
2814 * bits and OR request bits.
2816 cfg->link_fec_opt &= ICE_AQC_PHY_FEC_10G_KR_40G_KR4_EN |
2817 ICE_AQC_PHY_FEC_25G_KR_CLAUSE74_EN;
2818 cfg->link_fec_opt |= ICE_AQC_PHY_FEC_10G_KR_40G_KR4_REQ |
2819 ICE_AQC_PHY_FEC_25G_KR_REQ;
2822 /* Clear BASE-R bits, and AND RS ability
2823 * bits and OR request bits.
2825 cfg->link_fec_opt &= ICE_AQC_PHY_FEC_25G_RS_CLAUSE91_EN;
2826 cfg->link_fec_opt |= ICE_AQC_PHY_FEC_25G_RS_528_REQ |
2827 ICE_AQC_PHY_FEC_25G_RS_544_REQ;
2830 /* Clear all FEC option bits. */
2831 cfg->link_fec_opt &= ~ICE_AQC_PHY_FEC_MASK;
2834 /* AND auto FEC bit, and all caps bits. */
2835 cfg->caps &= ICE_AQC_PHY_CAPS_MASK;
2836 cfg->link_fec_opt |= pcaps->link_fec_options;
2839 status = ICE_ERR_PARAM;
2843 if (fec == ICE_FEC_AUTO && ice_fw_supports_link_override(pi->hw)) {
2844 struct ice_link_default_override_tlv tlv;
2846 if (ice_get_link_default_override(&tlv, pi))
2849 if (!(tlv.options & ICE_LINK_OVERRIDE_STRICT_MODE) &&
2850 (tlv.options & ICE_LINK_OVERRIDE_EN))
2851 cfg->link_fec_opt = tlv.fec_options;
2855 ice_free(hw, pcaps);
2861 * ice_get_link_status - get status of the HW network link
2862 * @pi: port information structure
2863 * @link_up: pointer to bool (true/false = linkup/linkdown)
2865 * Variable link_up is true if link is up, false if link is down.
2866 * The variable link_up is invalid if status is non zero. As a
2867 * result of this call, link status reporting becomes enabled
2869 enum ice_status ice_get_link_status(struct ice_port_info *pi, bool *link_up)
2871 struct ice_phy_info *phy_info;
2872 enum ice_status status = ICE_SUCCESS;
2874 if (!pi || !link_up)
2875 return ICE_ERR_PARAM;
2877 phy_info = &pi->phy;
2879 if (phy_info->get_link_info) {
2880 status = ice_update_link_info(pi);
2883 ice_debug(pi->hw, ICE_DBG_LINK,
2884 "get link status error, status = %d\n",
2888 *link_up = phy_info->link_info.link_info & ICE_AQ_LINK_UP;
2894 * ice_aq_set_link_restart_an
2895 * @pi: pointer to the port information structure
2896 * @ena_link: if true: enable link, if false: disable link
2897 * @cd: pointer to command details structure or NULL
2899 * Sets up the link and restarts the Auto-Negotiation over the link.
2902 ice_aq_set_link_restart_an(struct ice_port_info *pi, bool ena_link,
2903 struct ice_sq_cd *cd)
2905 struct ice_aqc_restart_an *cmd;
2906 struct ice_aq_desc desc;
2908 cmd = &desc.params.restart_an;
2910 ice_fill_dflt_direct_cmd_desc(&desc, ice_aqc_opc_restart_an);
2912 cmd->cmd_flags = ICE_AQC_RESTART_AN_LINK_RESTART;
2913 cmd->lport_num = pi->lport;
2915 cmd->cmd_flags |= ICE_AQC_RESTART_AN_LINK_ENABLE;
2917 cmd->cmd_flags &= ~ICE_AQC_RESTART_AN_LINK_ENABLE;
2919 return ice_aq_send_cmd(pi->hw, &desc, NULL, 0, cd);
2923 * ice_aq_set_event_mask
2924 * @hw: pointer to the HW struct
2925 * @port_num: port number of the physical function
2926 * @mask: event mask to be set
2927 * @cd: pointer to command details structure or NULL
2929 * Set event mask (0x0613)
2932 ice_aq_set_event_mask(struct ice_hw *hw, u8 port_num, u16 mask,
2933 struct ice_sq_cd *cd)
2935 struct ice_aqc_set_event_mask *cmd;
2936 struct ice_aq_desc desc;
2938 cmd = &desc.params.set_event_mask;
2940 ice_fill_dflt_direct_cmd_desc(&desc, ice_aqc_opc_set_event_mask);
2942 cmd->lport_num = port_num;
2944 cmd->event_mask = CPU_TO_LE16(mask);
2945 return ice_aq_send_cmd(hw, &desc, NULL, 0, cd);
2949 * ice_aq_set_mac_loopback
2950 * @hw: pointer to the HW struct
2951 * @ena_lpbk: Enable or Disable loopback
2952 * @cd: pointer to command details structure or NULL
2954 * Enable/disable loopback on a given port
2957 ice_aq_set_mac_loopback(struct ice_hw *hw, bool ena_lpbk, struct ice_sq_cd *cd)
2959 struct ice_aqc_set_mac_lb *cmd;
2960 struct ice_aq_desc desc;
2962 cmd = &desc.params.set_mac_lb;
2964 ice_fill_dflt_direct_cmd_desc(&desc, ice_aqc_opc_set_mac_lb);
2966 cmd->lb_mode = ICE_AQ_MAC_LB_EN;
2968 return ice_aq_send_cmd(hw, &desc, NULL, 0, cd);
2972 * ice_aq_set_port_id_led
2973 * @pi: pointer to the port information
2974 * @is_orig_mode: is this LED set to original mode (by the net-list)
2975 * @cd: pointer to command details structure or NULL
2977 * Set LED value for the given port (0x06e9)
2980 ice_aq_set_port_id_led(struct ice_port_info *pi, bool is_orig_mode,
2981 struct ice_sq_cd *cd)
2983 struct ice_aqc_set_port_id_led *cmd;
2984 struct ice_hw *hw = pi->hw;
2985 struct ice_aq_desc desc;
2987 cmd = &desc.params.set_port_id_led;
2989 ice_fill_dflt_direct_cmd_desc(&desc, ice_aqc_opc_set_port_id_led);
2992 cmd->ident_mode = ICE_AQC_PORT_IDENT_LED_ORIG;
2994 cmd->ident_mode = ICE_AQC_PORT_IDENT_LED_BLINK;
2996 return ice_aq_send_cmd(hw, &desc, NULL, 0, cd);
3001 * @hw: pointer to the HW struct
3002 * @lport: bits [7:0] = logical port, bit [8] = logical port valid
3003 * @bus_addr: I2C bus address of the eeprom (typically 0xA0, 0=topo default)
3004 * @mem_addr: I2C offset. lower 8 bits for address, 8 upper bits zero padding.
3006 * @set_page: set or ignore the page
3007 * @data: pointer to data buffer to be read/written to the I2C device.
3008 * @length: 1-16 for read, 1 for write.
3009 * @write: 0 read, 1 for write.
3010 * @cd: pointer to command details structure or NULL
3012 * Read/Write SFF EEPROM (0x06EE)
3015 ice_aq_sff_eeprom(struct ice_hw *hw, u16 lport, u8 bus_addr,
3016 u16 mem_addr, u8 page, u8 set_page, u8 *data, u8 length,
3017 bool write, struct ice_sq_cd *cd)
3019 struct ice_aqc_sff_eeprom *cmd;
3020 struct ice_aq_desc desc;
3021 enum ice_status status;
3023 if (!data || (mem_addr & 0xff00))
3024 return ICE_ERR_PARAM;
3026 ice_fill_dflt_direct_cmd_desc(&desc, ice_aqc_opc_sff_eeprom);
3027 cmd = &desc.params.read_write_sff_param;
3028 desc.flags = CPU_TO_LE16(ICE_AQ_FLAG_RD | ICE_AQ_FLAG_BUF);
3029 cmd->lport_num = (u8)(lport & 0xff);
3030 cmd->lport_num_valid = (u8)((lport >> 8) & 0x01);
3031 cmd->i2c_bus_addr = CPU_TO_LE16(((bus_addr >> 1) &
3032 ICE_AQC_SFF_I2CBUS_7BIT_M) |
3034 ICE_AQC_SFF_SET_EEPROM_PAGE_S) &
3035 ICE_AQC_SFF_SET_EEPROM_PAGE_M));
3036 cmd->i2c_mem_addr = CPU_TO_LE16(mem_addr & 0xff);
3037 cmd->eeprom_page = CPU_TO_LE16((u16)page << ICE_AQC_SFF_EEPROM_PAGE_S);
3039 cmd->i2c_bus_addr |= CPU_TO_LE16(ICE_AQC_SFF_IS_WRITE);
3041 status = ice_aq_send_cmd(hw, &desc, data, length, cd);
3046 * __ice_aq_get_set_rss_lut
3047 * @hw: pointer to the hardware structure
3048 * @vsi_id: VSI FW index
3049 * @lut_type: LUT table type
3050 * @lut: pointer to the LUT buffer provided by the caller
3051 * @lut_size: size of the LUT buffer
3052 * @glob_lut_idx: global LUT index
3053 * @set: set true to set the table, false to get the table
3055 * Internal function to get (0x0B05) or set (0x0B03) RSS look up table
3057 static enum ice_status
3058 __ice_aq_get_set_rss_lut(struct ice_hw *hw, u16 vsi_id, u8 lut_type, u8 *lut,
3059 u16 lut_size, u8 glob_lut_idx, bool set)
3061 struct ice_aqc_get_set_rss_lut *cmd_resp;
3062 struct ice_aq_desc desc;
3063 enum ice_status status;
3066 cmd_resp = &desc.params.get_set_rss_lut;
3069 ice_fill_dflt_direct_cmd_desc(&desc, ice_aqc_opc_set_rss_lut);
3070 desc.flags |= CPU_TO_LE16(ICE_AQ_FLAG_RD);
3072 ice_fill_dflt_direct_cmd_desc(&desc, ice_aqc_opc_get_rss_lut);
3075 cmd_resp->vsi_id = CPU_TO_LE16(((vsi_id <<
3076 ICE_AQC_GSET_RSS_LUT_VSI_ID_S) &
3077 ICE_AQC_GSET_RSS_LUT_VSI_ID_M) |
3078 ICE_AQC_GSET_RSS_LUT_VSI_VALID);
3081 case ICE_AQC_GSET_RSS_LUT_TABLE_TYPE_VSI:
3082 case ICE_AQC_GSET_RSS_LUT_TABLE_TYPE_PF:
3083 case ICE_AQC_GSET_RSS_LUT_TABLE_TYPE_GLOBAL:
3084 flags |= ((lut_type << ICE_AQC_GSET_RSS_LUT_TABLE_TYPE_S) &
3085 ICE_AQC_GSET_RSS_LUT_TABLE_TYPE_M);
3088 status = ICE_ERR_PARAM;
3089 goto ice_aq_get_set_rss_lut_exit;
3092 if (lut_type == ICE_AQC_GSET_RSS_LUT_TABLE_TYPE_GLOBAL) {
3093 flags |= ((glob_lut_idx << ICE_AQC_GSET_RSS_LUT_GLOBAL_IDX_S) &
3094 ICE_AQC_GSET_RSS_LUT_GLOBAL_IDX_M);
3097 goto ice_aq_get_set_rss_lut_send;
3098 } else if (lut_type == ICE_AQC_GSET_RSS_LUT_TABLE_TYPE_PF) {
3100 goto ice_aq_get_set_rss_lut_send;
3102 goto ice_aq_get_set_rss_lut_send;
3105 /* LUT size is only valid for Global and PF table types */
3107 case ICE_AQC_GSET_RSS_LUT_TABLE_SIZE_128:
3108 flags |= (ICE_AQC_GSET_RSS_LUT_TABLE_SIZE_128_FLAG <<
3109 ICE_AQC_GSET_RSS_LUT_TABLE_SIZE_S) &
3110 ICE_AQC_GSET_RSS_LUT_TABLE_SIZE_M;
3112 case ICE_AQC_GSET_RSS_LUT_TABLE_SIZE_512:
3113 flags |= (ICE_AQC_GSET_RSS_LUT_TABLE_SIZE_512_FLAG <<
3114 ICE_AQC_GSET_RSS_LUT_TABLE_SIZE_S) &
3115 ICE_AQC_GSET_RSS_LUT_TABLE_SIZE_M;
3117 case ICE_AQC_GSET_RSS_LUT_TABLE_SIZE_2K:
3118 if (lut_type == ICE_AQC_GSET_RSS_LUT_TABLE_TYPE_PF) {
3119 flags |= (ICE_AQC_GSET_RSS_LUT_TABLE_SIZE_2K_FLAG <<
3120 ICE_AQC_GSET_RSS_LUT_TABLE_SIZE_S) &
3121 ICE_AQC_GSET_RSS_LUT_TABLE_SIZE_M;
3126 status = ICE_ERR_PARAM;
3127 goto ice_aq_get_set_rss_lut_exit;
3130 ice_aq_get_set_rss_lut_send:
3131 cmd_resp->flags = CPU_TO_LE16(flags);
3132 status = ice_aq_send_cmd(hw, &desc, lut, lut_size, NULL);
3134 ice_aq_get_set_rss_lut_exit:
3139 * ice_aq_get_rss_lut
3140 * @hw: pointer to the hardware structure
3141 * @vsi_handle: software VSI handle
3142 * @lut_type: LUT table type
3143 * @lut: pointer to the LUT buffer provided by the caller
3144 * @lut_size: size of the LUT buffer
3146 * get the RSS lookup table, PF or VSI type
3149 ice_aq_get_rss_lut(struct ice_hw *hw, u16 vsi_handle, u8 lut_type,
3150 u8 *lut, u16 lut_size)
3152 if (!ice_is_vsi_valid(hw, vsi_handle) || !lut)
3153 return ICE_ERR_PARAM;
3155 return __ice_aq_get_set_rss_lut(hw, ice_get_hw_vsi_num(hw, vsi_handle),
3156 lut_type, lut, lut_size, 0, false);
3160 * ice_aq_set_rss_lut
3161 * @hw: pointer to the hardware structure
3162 * @vsi_handle: software VSI handle
3163 * @lut_type: LUT table type
3164 * @lut: pointer to the LUT buffer provided by the caller
3165 * @lut_size: size of the LUT buffer
3167 * set the RSS lookup table, PF or VSI type
3170 ice_aq_set_rss_lut(struct ice_hw *hw, u16 vsi_handle, u8 lut_type,
3171 u8 *lut, u16 lut_size)
3173 if (!ice_is_vsi_valid(hw, vsi_handle) || !lut)
3174 return ICE_ERR_PARAM;
3176 return __ice_aq_get_set_rss_lut(hw, ice_get_hw_vsi_num(hw, vsi_handle),
3177 lut_type, lut, lut_size, 0, true);
3181 * __ice_aq_get_set_rss_key
3182 * @hw: pointer to the HW struct
3183 * @vsi_id: VSI FW index
3184 * @key: pointer to key info struct
3185 * @set: set true to set the key, false to get the key
3187 * get (0x0B04) or set (0x0B02) the RSS key per VSI
3190 ice_status __ice_aq_get_set_rss_key(struct ice_hw *hw, u16 vsi_id,
3191 struct ice_aqc_get_set_rss_keys *key,
3194 struct ice_aqc_get_set_rss_key *cmd_resp;
3195 u16 key_size = sizeof(*key);
3196 struct ice_aq_desc desc;
3198 cmd_resp = &desc.params.get_set_rss_key;
3201 ice_fill_dflt_direct_cmd_desc(&desc, ice_aqc_opc_set_rss_key);
3202 desc.flags |= CPU_TO_LE16(ICE_AQ_FLAG_RD);
3204 ice_fill_dflt_direct_cmd_desc(&desc, ice_aqc_opc_get_rss_key);
3207 cmd_resp->vsi_id = CPU_TO_LE16(((vsi_id <<
3208 ICE_AQC_GSET_RSS_KEY_VSI_ID_S) &
3209 ICE_AQC_GSET_RSS_KEY_VSI_ID_M) |
3210 ICE_AQC_GSET_RSS_KEY_VSI_VALID);
3212 return ice_aq_send_cmd(hw, &desc, key, key_size, NULL);
3216 * ice_aq_get_rss_key
3217 * @hw: pointer to the HW struct
3218 * @vsi_handle: software VSI handle
3219 * @key: pointer to key info struct
3221 * get the RSS key per VSI
3224 ice_aq_get_rss_key(struct ice_hw *hw, u16 vsi_handle,
3225 struct ice_aqc_get_set_rss_keys *key)
3227 if (!ice_is_vsi_valid(hw, vsi_handle) || !key)
3228 return ICE_ERR_PARAM;
3230 return __ice_aq_get_set_rss_key(hw, ice_get_hw_vsi_num(hw, vsi_handle),
3235 * ice_aq_set_rss_key
3236 * @hw: pointer to the HW struct
3237 * @vsi_handle: software VSI handle
3238 * @keys: pointer to key info struct
3240 * set the RSS key per VSI
3243 ice_aq_set_rss_key(struct ice_hw *hw, u16 vsi_handle,
3244 struct ice_aqc_get_set_rss_keys *keys)
3246 if (!ice_is_vsi_valid(hw, vsi_handle) || !keys)
3247 return ICE_ERR_PARAM;
3249 return __ice_aq_get_set_rss_key(hw, ice_get_hw_vsi_num(hw, vsi_handle),
3254 * ice_aq_add_lan_txq
3255 * @hw: pointer to the hardware structure
3256 * @num_qgrps: Number of added queue groups
3257 * @qg_list: list of queue groups to be added
3258 * @buf_size: size of buffer for indirect command
3259 * @cd: pointer to command details structure or NULL
3261 * Add Tx LAN queue (0x0C30)
3264 * Prior to calling add Tx LAN queue:
3265 * Initialize the following as part of the Tx queue context:
3266 * Completion queue ID if the queue uses Completion queue, Quanta profile,
3267 * Cache profile and Packet shaper profile.
3269 * After add Tx LAN queue AQ command is completed:
3270 * Interrupts should be associated with specific queues,
3271 * Association of Tx queue to Doorbell queue is not part of Add LAN Tx queue
3275 ice_aq_add_lan_txq(struct ice_hw *hw, u8 num_qgrps,
3276 struct ice_aqc_add_tx_qgrp *qg_list, u16 buf_size,
3277 struct ice_sq_cd *cd)
3279 u16 i, sum_header_size, sum_q_size = 0;
3280 struct ice_aqc_add_tx_qgrp *list;
3281 struct ice_aqc_add_txqs *cmd;
3282 struct ice_aq_desc desc;
3284 ice_debug(hw, ICE_DBG_TRACE, "%s\n", __func__);
3286 cmd = &desc.params.add_txqs;
3288 ice_fill_dflt_direct_cmd_desc(&desc, ice_aqc_opc_add_txqs);
3291 return ICE_ERR_PARAM;
3293 if (num_qgrps > ICE_LAN_TXQ_MAX_QGRPS)
3294 return ICE_ERR_PARAM;
3296 sum_header_size = num_qgrps *
3297 (sizeof(*qg_list) - sizeof(*qg_list->txqs));
3300 for (i = 0; i < num_qgrps; i++) {
3301 struct ice_aqc_add_txqs_perq *q = list->txqs;
3303 sum_q_size += list->num_txqs * sizeof(*q);
3304 list = (struct ice_aqc_add_tx_qgrp *)(q + list->num_txqs);
3307 if (buf_size != (sum_header_size + sum_q_size))
3308 return ICE_ERR_PARAM;
3310 desc.flags |= CPU_TO_LE16(ICE_AQ_FLAG_RD);
3312 cmd->num_qgrps = num_qgrps;
3314 return ice_aq_send_cmd(hw, &desc, qg_list, buf_size, cd);
3318 * ice_aq_dis_lan_txq
3319 * @hw: pointer to the hardware structure
3320 * @num_qgrps: number of groups in the list
3321 * @qg_list: the list of groups to disable
3322 * @buf_size: the total size of the qg_list buffer in bytes
3323 * @rst_src: if called due to reset, specifies the reset source
3324 * @vmvf_num: the relative VM or VF number that is undergoing the reset
3325 * @cd: pointer to command details structure or NULL
3327 * Disable LAN Tx queue (0x0C31)
3329 static enum ice_status
3330 ice_aq_dis_lan_txq(struct ice_hw *hw, u8 num_qgrps,
3331 struct ice_aqc_dis_txq_item *qg_list, u16 buf_size,
3332 enum ice_disq_rst_src rst_src, u16 vmvf_num,
3333 struct ice_sq_cd *cd)
3335 struct ice_aqc_dis_txqs *cmd;
3336 struct ice_aq_desc desc;
3337 enum ice_status status;
3340 ice_debug(hw, ICE_DBG_TRACE, "%s\n", __func__);
3341 cmd = &desc.params.dis_txqs;
3342 ice_fill_dflt_direct_cmd_desc(&desc, ice_aqc_opc_dis_txqs);
3344 /* qg_list can be NULL only in VM/VF reset flow */
3345 if (!qg_list && !rst_src)
3346 return ICE_ERR_PARAM;
3348 if (num_qgrps > ICE_LAN_TXQ_MAX_QGRPS)
3349 return ICE_ERR_PARAM;
3351 cmd->num_entries = num_qgrps;
3353 cmd->vmvf_and_timeout = CPU_TO_LE16((5 << ICE_AQC_Q_DIS_TIMEOUT_S) &
3354 ICE_AQC_Q_DIS_TIMEOUT_M);
3358 cmd->cmd_type = ICE_AQC_Q_DIS_CMD_VM_RESET;
3359 cmd->vmvf_and_timeout |=
3360 CPU_TO_LE16(vmvf_num & ICE_AQC_Q_DIS_VMVF_NUM_M);
3367 /* flush pipe on time out */
3368 cmd->cmd_type |= ICE_AQC_Q_DIS_CMD_FLUSH_PIPE;
3369 /* If no queue group info, we are in a reset flow. Issue the AQ */
3373 /* set RD bit to indicate that command buffer is provided by the driver
3374 * and it needs to be read by the firmware
3376 desc.flags |= CPU_TO_LE16(ICE_AQ_FLAG_RD);
3378 for (i = 0; i < num_qgrps; ++i) {
3379 /* Calculate the size taken up by the queue IDs in this group */
3380 sz += qg_list[i].num_qs * sizeof(qg_list[i].q_id);
3382 /* Add the size of the group header */
3383 sz += sizeof(qg_list[i]) - sizeof(qg_list[i].q_id);
3385 /* If the num of queues is even, add 2 bytes of padding */
3386 if ((qg_list[i].num_qs % 2) == 0)
3391 return ICE_ERR_PARAM;
3394 status = ice_aq_send_cmd(hw, &desc, qg_list, buf_size, cd);
3397 ice_debug(hw, ICE_DBG_SCHED, "VM%d disable failed %d\n",
3398 vmvf_num, hw->adminq.sq_last_status);
3400 ice_debug(hw, ICE_DBG_SCHED, "disable queue %d failed %d\n",
3401 LE16_TO_CPU(qg_list[0].q_id[0]),
3402 hw->adminq.sq_last_status);
3408 * ice_aq_move_recfg_lan_txq
3409 * @hw: pointer to the hardware structure
3410 * @num_qs: number of queues to move/reconfigure
3411 * @is_move: true if this operation involves node movement
3412 * @is_tc_change: true if this operation involves a TC change
3413 * @subseq_call: true if this operation is a subsequent call
3414 * @flush_pipe: on timeout, true to flush pipe, false to return EAGAIN
3415 * @timeout: timeout in units of 100 usec (valid values 0-50)
3416 * @blocked_cgds: out param, bitmap of CGDs that timed out if returning EAGAIN
3417 * @buf: struct containing src/dest TEID and per-queue info
3418 * @buf_size: size of buffer for indirect command
3419 * @txqs_moved: out param, number of queues successfully moved
3420 * @cd: pointer to command details structure or NULL
3422 * Move / Reconfigure Tx LAN queues (0x0C32)
3425 ice_aq_move_recfg_lan_txq(struct ice_hw *hw, u8 num_qs, bool is_move,
3426 bool is_tc_change, bool subseq_call, bool flush_pipe,
3427 u8 timeout, u32 *blocked_cgds,
3428 struct ice_aqc_move_txqs_data *buf, u16 buf_size,
3429 u8 *txqs_moved, struct ice_sq_cd *cd)
3431 struct ice_aqc_move_txqs *cmd;
3432 struct ice_aq_desc desc;
3433 enum ice_status status;
3435 cmd = &desc.params.move_txqs;
3436 ice_fill_dflt_direct_cmd_desc(&desc, ice_aqc_opc_move_recfg_txqs);
3438 #define ICE_LAN_TXQ_MOVE_TIMEOUT_MAX 50
3439 if (timeout > ICE_LAN_TXQ_MOVE_TIMEOUT_MAX)
3440 return ICE_ERR_PARAM;
3442 if (is_tc_change && !flush_pipe && !blocked_cgds)
3443 return ICE_ERR_PARAM;
3445 if (!is_move && !is_tc_change)
3446 return ICE_ERR_PARAM;
3448 desc.flags |= CPU_TO_LE16(ICE_AQ_FLAG_RD);
3451 cmd->cmd_type |= ICE_AQC_Q_CMD_TYPE_MOVE;
3454 cmd->cmd_type |= ICE_AQC_Q_CMD_TYPE_TC_CHANGE;
3457 cmd->cmd_type |= ICE_AQC_Q_CMD_SUBSEQ_CALL;
3460 cmd->cmd_type |= ICE_AQC_Q_CMD_FLUSH_PIPE;
3462 cmd->num_qs = num_qs;
3463 cmd->timeout = ((timeout << ICE_AQC_Q_CMD_TIMEOUT_S) &
3464 ICE_AQC_Q_CMD_TIMEOUT_M);
3466 status = ice_aq_send_cmd(hw, &desc, buf, buf_size, cd);
3468 if (!status && txqs_moved)
3469 *txqs_moved = cmd->num_qs;
3471 if (hw->adminq.sq_last_status == ICE_AQ_RC_EAGAIN &&
3472 is_tc_change && !flush_pipe)
3473 *blocked_cgds = LE32_TO_CPU(cmd->blocked_cgds);
3478 /* End of FW Admin Queue command wrappers */
3481 * ice_write_byte - write a byte to a packed context structure
3482 * @src_ctx: the context structure to read from
3483 * @dest_ctx: the context to be written to
3484 * @ce_info: a description of the struct to be filled
3487 ice_write_byte(u8 *src_ctx, u8 *dest_ctx, const struct ice_ctx_ele *ce_info)
3489 u8 src_byte, dest_byte, mask;
3493 /* copy from the next struct field */
3494 from = src_ctx + ce_info->offset;
3496 /* prepare the bits and mask */
3497 shift_width = ce_info->lsb % 8;
3498 mask = (u8)(BIT(ce_info->width) - 1);
3503 /* shift to correct alignment */
3504 mask <<= shift_width;
3505 src_byte <<= shift_width;
3507 /* get the current bits from the target bit string */
3508 dest = dest_ctx + (ce_info->lsb / 8);
3510 ice_memcpy(&dest_byte, dest, sizeof(dest_byte), ICE_DMA_TO_NONDMA);
3512 dest_byte &= ~mask; /* get the bits not changing */
3513 dest_byte |= src_byte; /* add in the new bits */
3515 /* put it all back */
3516 ice_memcpy(dest, &dest_byte, sizeof(dest_byte), ICE_NONDMA_TO_DMA);
3520 * ice_write_word - write a word to a packed context structure
3521 * @src_ctx: the context structure to read from
3522 * @dest_ctx: the context to be written to
3523 * @ce_info: a description of the struct to be filled
3526 ice_write_word(u8 *src_ctx, u8 *dest_ctx, const struct ice_ctx_ele *ce_info)
3533 /* copy from the next struct field */
3534 from = src_ctx + ce_info->offset;
3536 /* prepare the bits and mask */
3537 shift_width = ce_info->lsb % 8;
3538 mask = BIT(ce_info->width) - 1;
3540 /* don't swizzle the bits until after the mask because the mask bits
3541 * will be in a different bit position on big endian machines
3543 src_word = *(u16 *)from;
3546 /* shift to correct alignment */
3547 mask <<= shift_width;
3548 src_word <<= shift_width;
3550 /* get the current bits from the target bit string */
3551 dest = dest_ctx + (ce_info->lsb / 8);
3553 ice_memcpy(&dest_word, dest, sizeof(dest_word), ICE_DMA_TO_NONDMA);
3555 dest_word &= ~(CPU_TO_LE16(mask)); /* get the bits not changing */
3556 dest_word |= CPU_TO_LE16(src_word); /* add in the new bits */
3558 /* put it all back */
3559 ice_memcpy(dest, &dest_word, sizeof(dest_word), ICE_NONDMA_TO_DMA);
3563 * ice_write_dword - write a dword to a packed context structure
3564 * @src_ctx: the context structure to read from
3565 * @dest_ctx: the context to be written to
3566 * @ce_info: a description of the struct to be filled
3569 ice_write_dword(u8 *src_ctx, u8 *dest_ctx, const struct ice_ctx_ele *ce_info)
3571 u32 src_dword, mask;
3576 /* copy from the next struct field */
3577 from = src_ctx + ce_info->offset;
3579 /* prepare the bits and mask */
3580 shift_width = ce_info->lsb % 8;
3582 /* if the field width is exactly 32 on an x86 machine, then the shift
3583 * operation will not work because the SHL instructions count is masked
3584 * to 5 bits so the shift will do nothing
3586 if (ce_info->width < 32)
3587 mask = BIT(ce_info->width) - 1;
3591 /* don't swizzle the bits until after the mask because the mask bits
3592 * will be in a different bit position on big endian machines
3594 src_dword = *(u32 *)from;
3597 /* shift to correct alignment */
3598 mask <<= shift_width;
3599 src_dword <<= shift_width;
3601 /* get the current bits from the target bit string */
3602 dest = dest_ctx + (ce_info->lsb / 8);
3604 ice_memcpy(&dest_dword, dest, sizeof(dest_dword), ICE_DMA_TO_NONDMA);
3606 dest_dword &= ~(CPU_TO_LE32(mask)); /* get the bits not changing */
3607 dest_dword |= CPU_TO_LE32(src_dword); /* add in the new bits */
3609 /* put it all back */
3610 ice_memcpy(dest, &dest_dword, sizeof(dest_dword), ICE_NONDMA_TO_DMA);
3614 * ice_write_qword - write a qword to a packed context structure
3615 * @src_ctx: the context structure to read from
3616 * @dest_ctx: the context to be written to
3617 * @ce_info: a description of the struct to be filled
3620 ice_write_qword(u8 *src_ctx, u8 *dest_ctx, const struct ice_ctx_ele *ce_info)
3622 u64 src_qword, mask;
3627 /* copy from the next struct field */
3628 from = src_ctx + ce_info->offset;
3630 /* prepare the bits and mask */
3631 shift_width = ce_info->lsb % 8;
3633 /* if the field width is exactly 64 on an x86 machine, then the shift
3634 * operation will not work because the SHL instructions count is masked
3635 * to 6 bits so the shift will do nothing
3637 if (ce_info->width < 64)
3638 mask = BIT_ULL(ce_info->width) - 1;
3642 /* don't swizzle the bits until after the mask because the mask bits
3643 * will be in a different bit position on big endian machines
3645 src_qword = *(u64 *)from;
3648 /* shift to correct alignment */
3649 mask <<= shift_width;
3650 src_qword <<= shift_width;
3652 /* get the current bits from the target bit string */
3653 dest = dest_ctx + (ce_info->lsb / 8);
3655 ice_memcpy(&dest_qword, dest, sizeof(dest_qword), ICE_DMA_TO_NONDMA);
3657 dest_qword &= ~(CPU_TO_LE64(mask)); /* get the bits not changing */
3658 dest_qword |= CPU_TO_LE64(src_qword); /* add in the new bits */
3660 /* put it all back */
3661 ice_memcpy(dest, &dest_qword, sizeof(dest_qword), ICE_NONDMA_TO_DMA);
3665 * ice_set_ctx - set context bits in packed structure
3666 * @hw: pointer to the hardware structure
3667 * @src_ctx: pointer to a generic non-packed context structure
3668 * @dest_ctx: pointer to memory for the packed structure
3669 * @ce_info: a description of the structure to be transformed
3672 ice_set_ctx(struct ice_hw *hw, u8 *src_ctx, u8 *dest_ctx,
3673 const struct ice_ctx_ele *ce_info)
3677 for (f = 0; ce_info[f].width; f++) {
3678 /* We have to deal with each element of the FW response
3679 * using the correct size so that we are correct regardless
3680 * of the endianness of the machine.
3682 if (ce_info[f].width > (ce_info[f].size_of * BITS_PER_BYTE)) {
3683 ice_debug(hw, ICE_DBG_QCTX,
3684 "Field %d width of %d bits larger than size of %d byte(s) ... skipping write\n",
3685 f, ce_info[f].width, ce_info[f].size_of);
3688 switch (ce_info[f].size_of) {
3690 ice_write_byte(src_ctx, dest_ctx, &ce_info[f]);
3693 ice_write_word(src_ctx, dest_ctx, &ce_info[f]);
3696 ice_write_dword(src_ctx, dest_ctx, &ce_info[f]);
3699 ice_write_qword(src_ctx, dest_ctx, &ce_info[f]);
3702 return ICE_ERR_INVAL_SIZE;
3710 * ice_read_byte - read context byte into struct
3711 * @src_ctx: the context structure to read from
3712 * @dest_ctx: the context to be written to
3713 * @ce_info: a description of the struct to be filled
3716 ice_read_byte(u8 *src_ctx, u8 *dest_ctx, struct ice_ctx_ele *ce_info)
3722 /* prepare the bits and mask */
3723 shift_width = ce_info->lsb % 8;
3724 mask = (u8)(BIT(ce_info->width) - 1);
3726 /* shift to correct alignment */
3727 mask <<= shift_width;
3729 /* get the current bits from the src bit string */
3730 src = src_ctx + (ce_info->lsb / 8);
3732 ice_memcpy(&dest_byte, src, sizeof(dest_byte), ICE_DMA_TO_NONDMA);
3734 dest_byte &= ~(mask);
3736 dest_byte >>= shift_width;
3738 /* get the address from the struct field */
3739 target = dest_ctx + ce_info->offset;
3741 /* put it back in the struct */
3742 ice_memcpy(target, &dest_byte, sizeof(dest_byte), ICE_NONDMA_TO_DMA);
3746 * ice_read_word - read context word into struct
3747 * @src_ctx: the context structure to read from
3748 * @dest_ctx: the context to be written to
3749 * @ce_info: a description of the struct to be filled
3752 ice_read_word(u8 *src_ctx, u8 *dest_ctx, struct ice_ctx_ele *ce_info)
3754 u16 dest_word, mask;
3759 /* prepare the bits and mask */
3760 shift_width = ce_info->lsb % 8;
3761 mask = BIT(ce_info->width) - 1;
3763 /* shift to correct alignment */
3764 mask <<= shift_width;
3766 /* get the current bits from the src bit string */
3767 src = src_ctx + (ce_info->lsb / 8);
3769 ice_memcpy(&src_word, src, sizeof(src_word), ICE_DMA_TO_NONDMA);
3771 /* the data in the memory is stored as little endian so mask it
3774 src_word &= ~(CPU_TO_LE16(mask));
3776 /* get the data back into host order before shifting */
3777 dest_word = LE16_TO_CPU(src_word);
3779 dest_word >>= shift_width;
3781 /* get the address from the struct field */
3782 target = dest_ctx + ce_info->offset;
3784 /* put it back in the struct */
3785 ice_memcpy(target, &dest_word, sizeof(dest_word), ICE_NONDMA_TO_DMA);
3789 * ice_read_dword - read context dword into struct
3790 * @src_ctx: the context structure to read from
3791 * @dest_ctx: the context to be written to
3792 * @ce_info: a description of the struct to be filled
3795 ice_read_dword(u8 *src_ctx, u8 *dest_ctx, struct ice_ctx_ele *ce_info)
3797 u32 dest_dword, mask;
3802 /* prepare the bits and mask */
3803 shift_width = ce_info->lsb % 8;
3805 /* if the field width is exactly 32 on an x86 machine, then the shift
3806 * operation will not work because the SHL instructions count is masked
3807 * to 5 bits so the shift will do nothing
3809 if (ce_info->width < 32)
3810 mask = BIT(ce_info->width) - 1;
3814 /* shift to correct alignment */
3815 mask <<= shift_width;
3817 /* get the current bits from the src bit string */
3818 src = src_ctx + (ce_info->lsb / 8);
3820 ice_memcpy(&src_dword, src, sizeof(src_dword), ICE_DMA_TO_NONDMA);
3822 /* the data in the memory is stored as little endian so mask it
3825 src_dword &= ~(CPU_TO_LE32(mask));
3827 /* get the data back into host order before shifting */
3828 dest_dword = LE32_TO_CPU(src_dword);
3830 dest_dword >>= shift_width;
3832 /* get the address from the struct field */
3833 target = dest_ctx + ce_info->offset;
3835 /* put it back in the struct */
3836 ice_memcpy(target, &dest_dword, sizeof(dest_dword), ICE_NONDMA_TO_DMA);
3840 * ice_read_qword - read context qword into struct
3841 * @src_ctx: the context structure to read from
3842 * @dest_ctx: the context to be written to
3843 * @ce_info: a description of the struct to be filled
3846 ice_read_qword(u8 *src_ctx, u8 *dest_ctx, struct ice_ctx_ele *ce_info)
3848 u64 dest_qword, mask;
3853 /* prepare the bits and mask */
3854 shift_width = ce_info->lsb % 8;
3856 /* if the field width is exactly 64 on an x86 machine, then the shift
3857 * operation will not work because the SHL instructions count is masked
3858 * to 6 bits so the shift will do nothing
3860 if (ce_info->width < 64)
3861 mask = BIT_ULL(ce_info->width) - 1;
3865 /* shift to correct alignment */
3866 mask <<= shift_width;
3868 /* get the current bits from the src bit string */
3869 src = src_ctx + (ce_info->lsb / 8);
3871 ice_memcpy(&src_qword, src, sizeof(src_qword), ICE_DMA_TO_NONDMA);
3873 /* the data in the memory is stored as little endian so mask it
3876 src_qword &= ~(CPU_TO_LE64(mask));
3878 /* get the data back into host order before shifting */
3879 dest_qword = LE64_TO_CPU(src_qword);
3881 dest_qword >>= shift_width;
3883 /* get the address from the struct field */
3884 target = dest_ctx + ce_info->offset;
3886 /* put it back in the struct */
3887 ice_memcpy(target, &dest_qword, sizeof(dest_qword), ICE_NONDMA_TO_DMA);
3891 * ice_get_ctx - extract context bits from a packed structure
3892 * @src_ctx: pointer to a generic packed context structure
3893 * @dest_ctx: pointer to a generic non-packed context structure
3894 * @ce_info: a description of the structure to be read from
3897 ice_get_ctx(u8 *src_ctx, u8 *dest_ctx, struct ice_ctx_ele *ce_info)
3901 for (f = 0; ce_info[f].width; f++) {
3902 switch (ce_info[f].size_of) {
3904 ice_read_byte(src_ctx, dest_ctx, &ce_info[f]);
3907 ice_read_word(src_ctx, dest_ctx, &ce_info[f]);
3910 ice_read_dword(src_ctx, dest_ctx, &ce_info[f]);
3913 ice_read_qword(src_ctx, dest_ctx, &ce_info[f]);
3916 /* nothing to do, just keep going */
3925 * ice_get_lan_q_ctx - get the LAN queue context for the given VSI and TC
3926 * @hw: pointer to the HW struct
3927 * @vsi_handle: software VSI handle
3929 * @q_handle: software queue handle
3932 ice_get_lan_q_ctx(struct ice_hw *hw, u16 vsi_handle, u8 tc, u16 q_handle)
3934 struct ice_vsi_ctx *vsi;
3935 struct ice_q_ctx *q_ctx;
3937 vsi = ice_get_vsi_ctx(hw, vsi_handle);
3940 if (q_handle >= vsi->num_lan_q_entries[tc])
3942 if (!vsi->lan_q_ctx[tc])
3944 q_ctx = vsi->lan_q_ctx[tc];
3945 return &q_ctx[q_handle];
3950 * @pi: port information structure
3951 * @vsi_handle: software VSI handle
3953 * @q_handle: software queue handle
3954 * @num_qgrps: Number of added queue groups
3955 * @buf: list of queue groups to be added
3956 * @buf_size: size of buffer for indirect command
3957 * @cd: pointer to command details structure or NULL
3959 * This function adds one LAN queue
3962 ice_ena_vsi_txq(struct ice_port_info *pi, u16 vsi_handle, u8 tc, u16 q_handle,
3963 u8 num_qgrps, struct ice_aqc_add_tx_qgrp *buf, u16 buf_size,
3964 struct ice_sq_cd *cd)
3966 struct ice_aqc_txsched_elem_data node = { 0 };
3967 struct ice_sched_node *parent;
3968 struct ice_q_ctx *q_ctx;
3969 enum ice_status status;
3972 if (!pi || pi->port_state != ICE_SCHED_PORT_STATE_READY)
3975 if (num_qgrps > 1 || buf->num_txqs > 1)
3976 return ICE_ERR_MAX_LIMIT;
3980 if (!ice_is_vsi_valid(hw, vsi_handle))
3981 return ICE_ERR_PARAM;
3983 ice_acquire_lock(&pi->sched_lock);
3985 q_ctx = ice_get_lan_q_ctx(hw, vsi_handle, tc, q_handle);
3987 ice_debug(hw, ICE_DBG_SCHED, "Enaq: invalid queue handle %d\n",
3989 status = ICE_ERR_PARAM;
3993 /* find a parent node */
3994 parent = ice_sched_get_free_qparent(pi, vsi_handle, tc,
3995 ICE_SCHED_NODE_OWNER_LAN);
3997 status = ICE_ERR_PARAM;
4001 buf->parent_teid = parent->info.node_teid;
4002 node.parent_teid = parent->info.node_teid;
4003 /* Mark that the values in the "generic" section as valid. The default
4004 * value in the "generic" section is zero. This means that :
4005 * - Scheduling mode is Bytes Per Second (BPS), indicated by Bit 0.
4006 * - 0 priority among siblings, indicated by Bit 1-3.
4007 * - WFQ, indicated by Bit 4.
4008 * - 0 Adjustment value is used in PSM credit update flow, indicated by
4010 * - Bit 7 is reserved.
4011 * Without setting the generic section as valid in valid_sections, the
4012 * Admin queue command will fail with error code ICE_AQ_RC_EINVAL.
4014 buf->txqs[0].info.valid_sections =
4015 ICE_AQC_ELEM_VALID_GENERIC | ICE_AQC_ELEM_VALID_CIR |
4016 ICE_AQC_ELEM_VALID_EIR;
4017 buf->txqs[0].info.generic = 0;
4018 buf->txqs[0].info.cir_bw.bw_profile_idx =
4019 CPU_TO_LE16(ICE_SCHED_DFLT_RL_PROF_ID);
4020 buf->txqs[0].info.cir_bw.bw_alloc =
4021 CPU_TO_LE16(ICE_SCHED_DFLT_BW_WT);
4022 buf->txqs[0].info.eir_bw.bw_profile_idx =
4023 CPU_TO_LE16(ICE_SCHED_DFLT_RL_PROF_ID);
4024 buf->txqs[0].info.eir_bw.bw_alloc =
4025 CPU_TO_LE16(ICE_SCHED_DFLT_BW_WT);
4027 /* add the LAN queue */
4028 status = ice_aq_add_lan_txq(hw, num_qgrps, buf, buf_size, cd);
4029 if (status != ICE_SUCCESS) {
4030 ice_debug(hw, ICE_DBG_SCHED, "enable queue %d failed %d\n",
4031 LE16_TO_CPU(buf->txqs[0].txq_id),
4032 hw->adminq.sq_last_status);
4036 node.node_teid = buf->txqs[0].q_teid;
4037 node.data.elem_type = ICE_AQC_ELEM_TYPE_LEAF;
4038 q_ctx->q_handle = q_handle;
4039 q_ctx->q_teid = LE32_TO_CPU(node.node_teid);
4041 /* add a leaf node into scheduler tree queue layer */
4042 status = ice_sched_add_node(pi, hw->num_tx_sched_layers - 1, &node);
4044 status = ice_sched_replay_q_bw(pi, q_ctx);
4047 ice_release_lock(&pi->sched_lock);
4053 * @pi: port information structure
4054 * @vsi_handle: software VSI handle
4056 * @num_queues: number of queues
4057 * @q_handles: pointer to software queue handle array
4058 * @q_ids: pointer to the q_id array
4059 * @q_teids: pointer to queue node teids
4060 * @rst_src: if called due to reset, specifies the reset source
4061 * @vmvf_num: the relative VM or VF number that is undergoing the reset
4062 * @cd: pointer to command details structure or NULL
4064 * This function removes queues and their corresponding nodes in SW DB
4067 ice_dis_vsi_txq(struct ice_port_info *pi, u16 vsi_handle, u8 tc, u8 num_queues,
4068 u16 *q_handles, u16 *q_ids, u32 *q_teids,
4069 enum ice_disq_rst_src rst_src, u16 vmvf_num,
4070 struct ice_sq_cd *cd)
4072 enum ice_status status = ICE_ERR_DOES_NOT_EXIST;
4073 struct ice_aqc_dis_txq_item qg_list;
4074 struct ice_q_ctx *q_ctx;
4077 if (!pi || pi->port_state != ICE_SCHED_PORT_STATE_READY)
4081 /* if queue is disabled already yet the disable queue command
4082 * has to be sent to complete the VF reset, then call
4083 * ice_aq_dis_lan_txq without any queue information
4086 return ice_aq_dis_lan_txq(pi->hw, 0, NULL, 0, rst_src,
4091 ice_acquire_lock(&pi->sched_lock);
4093 for (i = 0; i < num_queues; i++) {
4094 struct ice_sched_node *node;
4096 node = ice_sched_find_node_by_teid(pi->root, q_teids[i]);
4099 q_ctx = ice_get_lan_q_ctx(pi->hw, vsi_handle, tc, q_handles[i]);
4101 ice_debug(pi->hw, ICE_DBG_SCHED, "invalid queue handle%d\n",
4105 if (q_ctx->q_handle != q_handles[i]) {
4106 ice_debug(pi->hw, ICE_DBG_SCHED, "Err:handles %d %d\n",
4107 q_ctx->q_handle, q_handles[i]);
4110 qg_list.parent_teid = node->info.parent_teid;
4112 qg_list.q_id[0] = CPU_TO_LE16(q_ids[i]);
4113 status = ice_aq_dis_lan_txq(pi->hw, 1, &qg_list,
4114 sizeof(qg_list), rst_src, vmvf_num,
4117 if (status != ICE_SUCCESS)
4119 ice_free_sched_node(pi, node);
4120 q_ctx->q_handle = ICE_INVAL_Q_HANDLE;
4122 ice_release_lock(&pi->sched_lock);
4127 * ice_cfg_vsi_qs - configure the new/existing VSI queues
4128 * @pi: port information structure
4129 * @vsi_handle: software VSI handle
4130 * @tc_bitmap: TC bitmap
4131 * @maxqs: max queues array per TC
4132 * @owner: LAN or RDMA
4134 * This function adds/updates the VSI queues per TC.
4136 static enum ice_status
4137 ice_cfg_vsi_qs(struct ice_port_info *pi, u16 vsi_handle, u16 tc_bitmap,
4138 u16 *maxqs, u8 owner)
4140 enum ice_status status = ICE_SUCCESS;
4143 if (!pi || pi->port_state != ICE_SCHED_PORT_STATE_READY)
4146 if (!ice_is_vsi_valid(pi->hw, vsi_handle))
4147 return ICE_ERR_PARAM;
4149 ice_acquire_lock(&pi->sched_lock);
4151 ice_for_each_traffic_class(i) {
4152 /* configuration is possible only if TC node is present */
4153 if (!ice_sched_get_tc_node(pi, i))
4156 status = ice_sched_cfg_vsi(pi, vsi_handle, i, maxqs[i], owner,
4157 ice_is_tc_ena(tc_bitmap, i));
4162 ice_release_lock(&pi->sched_lock);
4167 * ice_cfg_vsi_lan - configure VSI LAN queues
4168 * @pi: port information structure
4169 * @vsi_handle: software VSI handle
4170 * @tc_bitmap: TC bitmap
4171 * @max_lanqs: max LAN queues array per TC
4173 * This function adds/updates the VSI LAN queues per TC.
4176 ice_cfg_vsi_lan(struct ice_port_info *pi, u16 vsi_handle, u16 tc_bitmap,
4179 return ice_cfg_vsi_qs(pi, vsi_handle, tc_bitmap, max_lanqs,
4180 ICE_SCHED_NODE_OWNER_LAN);
4184 * ice_is_main_vsi - checks whether the VSI is main VSI
4185 * @hw: pointer to the HW struct
4186 * @vsi_handle: VSI handle
4188 * Checks whether the VSI is the main VSI (the first PF VSI created on
4191 static bool ice_is_main_vsi(struct ice_hw *hw, u16 vsi_handle)
4193 return vsi_handle == ICE_MAIN_VSI_HANDLE && hw->vsi_ctx[vsi_handle];
4197 * ice_replay_pre_init - replay pre initialization
4198 * @hw: pointer to the HW struct
4199 * @sw: pointer to switch info struct for which function initializes filters
4201 * Initializes required config data for VSI, FD, ACL, and RSS before replay.
4203 static enum ice_status
4204 ice_replay_pre_init(struct ice_hw *hw, struct ice_switch_info *sw)
4208 /* Delete old entries from replay filter list head if there is any */
4209 ice_rm_sw_replay_rule_info(hw, sw);
4210 /* In start of replay, move entries into replay_rules list, it
4211 * will allow adding rules entries back to filt_rules list,
4212 * which is operational list.
4214 for (i = 0; i < ICE_MAX_NUM_RECIPES; i++)
4215 LIST_REPLACE_INIT(&sw->recp_list[i].filt_rules,
4216 &sw->recp_list[i].filt_replay_rules);
4217 ice_sched_replay_agg_vsi_preinit(hw);
4219 return ice_sched_replay_tc_node_bw(hw->port_info);
4223 * ice_replay_vsi - replay VSI configuration
4224 * @hw: pointer to the HW struct
4225 * @vsi_handle: driver VSI handle
4227 * Restore all VSI configuration after reset. It is required to call this
4228 * function with main VSI first.
4230 enum ice_status ice_replay_vsi(struct ice_hw *hw, u16 vsi_handle)
4232 struct ice_switch_info *sw = hw->switch_info;
4233 struct ice_port_info *pi = hw->port_info;
4234 enum ice_status status;
4236 if (!ice_is_vsi_valid(hw, vsi_handle))
4237 return ICE_ERR_PARAM;
4239 /* Replay pre-initialization if there is any */
4240 if (ice_is_main_vsi(hw, vsi_handle)) {
4241 status = ice_replay_pre_init(hw, sw);
4245 /* Replay per VSI all RSS configurations */
4246 status = ice_replay_rss_cfg(hw, vsi_handle);
4249 /* Replay per VSI all filters */
4250 status = ice_replay_vsi_all_fltr(hw, pi, vsi_handle);
4252 status = ice_replay_vsi_agg(hw, vsi_handle);
4257 * ice_replay_post - post replay configuration cleanup
4258 * @hw: pointer to the HW struct
4260 * Post replay cleanup.
4262 void ice_replay_post(struct ice_hw *hw)
4264 /* Delete old entries from replay filter list head */
4265 ice_rm_all_sw_replay_rule_info(hw);
4266 ice_sched_replay_agg(hw);
4270 * ice_stat_update40 - read 40 bit stat from the chip and update stat values
4271 * @hw: ptr to the hardware info
4272 * @reg: offset of 64 bit HW register to read from
4273 * @prev_stat_loaded: bool to specify if previous stats are loaded
4274 * @prev_stat: ptr to previous loaded stat value
4275 * @cur_stat: ptr to current stat value
4278 ice_stat_update40(struct ice_hw *hw, u32 reg, bool prev_stat_loaded,
4279 u64 *prev_stat, u64 *cur_stat)
4281 u64 new_data = rd64(hw, reg) & (BIT_ULL(40) - 1);
4283 /* device stats are not reset at PFR, they likely will not be zeroed
4284 * when the driver starts. Thus, save the value from the first read
4285 * without adding to the statistic value so that we report stats which
4286 * count up from zero.
4288 if (!prev_stat_loaded) {
4289 *prev_stat = new_data;
4293 /* Calculate the difference between the new and old values, and then
4294 * add it to the software stat value.
4296 if (new_data >= *prev_stat)
4297 *cur_stat += new_data - *prev_stat;
4299 /* to manage the potential roll-over */
4300 *cur_stat += (new_data + BIT_ULL(40)) - *prev_stat;
4302 /* Update the previously stored value to prepare for next read */
4303 *prev_stat = new_data;
4307 * ice_stat_update32 - read 32 bit stat from the chip and update stat values
4308 * @hw: ptr to the hardware info
4309 * @reg: offset of HW register to read from
4310 * @prev_stat_loaded: bool to specify if previous stats are loaded
4311 * @prev_stat: ptr to previous loaded stat value
4312 * @cur_stat: ptr to current stat value
4315 ice_stat_update32(struct ice_hw *hw, u32 reg, bool prev_stat_loaded,
4316 u64 *prev_stat, u64 *cur_stat)
4320 new_data = rd32(hw, reg);
4322 /* device stats are not reset at PFR, they likely will not be zeroed
4323 * when the driver starts. Thus, save the value from the first read
4324 * without adding to the statistic value so that we report stats which
4325 * count up from zero.
4327 if (!prev_stat_loaded) {
4328 *prev_stat = new_data;
4332 /* Calculate the difference between the new and old values, and then
4333 * add it to the software stat value.
4335 if (new_data >= *prev_stat)
4336 *cur_stat += new_data - *prev_stat;
4338 /* to manage the potential roll-over */
4339 *cur_stat += (new_data + BIT_ULL(32)) - *prev_stat;
4341 /* Update the previously stored value to prepare for next read */
4342 *prev_stat = new_data;
4346 * ice_stat_update_repc - read GLV_REPC stats from chip and update stat values
4347 * @hw: ptr to the hardware info
4348 * @vsi_handle: VSI handle
4349 * @prev_stat_loaded: bool to specify if the previous stat values are loaded
4350 * @cur_stats: ptr to current stats structure
4352 * The GLV_REPC statistic register actually tracks two 16bit statistics, and
4353 * thus cannot be read using the normal ice_stat_update32 function.
4355 * Read the GLV_REPC register associated with the given VSI, and update the
4356 * rx_no_desc and rx_error values in the ice_eth_stats structure.
4358 * Because the statistics in GLV_REPC stick at 0xFFFF, the register must be
4359 * cleared each time it's read.
4361 * Note that the GLV_RDPC register also counts the causes that would trigger
4362 * GLV_REPC. However, it does not give the finer grained detail about why the
4363 * packets are being dropped. The GLV_REPC values can be used to distinguish
4364 * whether Rx packets are dropped due to errors or due to no available
4368 ice_stat_update_repc(struct ice_hw *hw, u16 vsi_handle, bool prev_stat_loaded,
4369 struct ice_eth_stats *cur_stats)
4371 u16 vsi_num, no_desc, error_cnt;
4374 if (!ice_is_vsi_valid(hw, vsi_handle))
4377 vsi_num = ice_get_hw_vsi_num(hw, vsi_handle);
4379 /* If we haven't loaded stats yet, just clear the current value */
4380 if (!prev_stat_loaded) {
4381 wr32(hw, GLV_REPC(vsi_num), 0);
4385 repc = rd32(hw, GLV_REPC(vsi_num));
4386 no_desc = (repc & GLV_REPC_NO_DESC_CNT_M) >> GLV_REPC_NO_DESC_CNT_S;
4387 error_cnt = (repc & GLV_REPC_ERROR_CNT_M) >> GLV_REPC_ERROR_CNT_S;
4389 /* Clear the count by writing to the stats register */
4390 wr32(hw, GLV_REPC(vsi_num), 0);
4392 cur_stats->rx_no_desc += no_desc;
4393 cur_stats->rx_errors += error_cnt;
4397 * ice_sched_query_elem - query element information from HW
4398 * @hw: pointer to the HW struct
4399 * @node_teid: node TEID to be queried
4400 * @buf: buffer to element information
4402 * This function queries HW element information
4405 ice_sched_query_elem(struct ice_hw *hw, u32 node_teid,
4406 struct ice_aqc_get_elem *buf)
4408 u16 buf_size, num_elem_ret = 0;
4409 enum ice_status status;
4411 buf_size = sizeof(*buf);
4412 ice_memset(buf, 0, buf_size, ICE_NONDMA_MEM);
4413 buf->generic[0].node_teid = CPU_TO_LE32(node_teid);
4414 status = ice_aq_query_sched_elems(hw, 1, buf, buf_size, &num_elem_ret,
4416 if (status != ICE_SUCCESS || num_elem_ret != 1)
4417 ice_debug(hw, ICE_DBG_SCHED, "query element failed\n");
4422 * ice_get_fw_mode - returns FW mode
4423 * @hw: pointer to the HW struct
4425 enum ice_fw_modes ice_get_fw_mode(struct ice_hw *hw)
4427 #define ICE_FW_MODE_DBG_M BIT(0)
4428 #define ICE_FW_MODE_REC_M BIT(1)
4429 #define ICE_FW_MODE_ROLLBACK_M BIT(2)
4432 /* check the current FW mode */
4433 fw_mode = rd32(hw, GL_MNG_FWSM) & GL_MNG_FWSM_FW_MODES_M;
4435 if (fw_mode & ICE_FW_MODE_DBG_M)
4436 return ICE_FW_MODE_DBG;
4437 else if (fw_mode & ICE_FW_MODE_REC_M)
4438 return ICE_FW_MODE_REC;
4439 else if (fw_mode & ICE_FW_MODE_ROLLBACK_M)
4440 return ICE_FW_MODE_ROLLBACK;
4442 return ICE_FW_MODE_NORMAL;
4446 * ice_fw_supports_link_override
4447 * @hw: pointer to the hardware structure
4449 * Checks if the firmware supports link override
4451 bool ice_fw_supports_link_override(struct ice_hw *hw)
4453 /* Currently, only supported for E810 devices */
4454 if (hw->mac_type != ICE_MAC_E810)
4457 if (hw->api_maj_ver == ICE_FW_API_LINK_OVERRIDE_MAJ) {
4458 if (hw->api_min_ver > ICE_FW_API_LINK_OVERRIDE_MIN)
4460 if (hw->api_min_ver == ICE_FW_API_LINK_OVERRIDE_MIN &&
4461 hw->api_patch >= ICE_FW_API_LINK_OVERRIDE_PATCH)
4463 } else if (hw->api_maj_ver > ICE_FW_API_LINK_OVERRIDE_MAJ) {
4471 * ice_get_link_default_override
4472 * @ldo: pointer to the link default override struct
4473 * @pi: pointer to the port info struct
4475 * Gets the link default override for a port
4478 ice_get_link_default_override(struct ice_link_default_override_tlv *ldo,
4479 struct ice_port_info *pi)
4481 u16 i, tlv, tlv_len, tlv_start, buf, offset;
4482 struct ice_hw *hw = pi->hw;
4483 enum ice_status status;
4485 status = ice_get_pfa_module_tlv(hw, &tlv, &tlv_len,
4486 ICE_SR_LINK_DEFAULT_OVERRIDE_PTR);
4488 ice_debug(hw, ICE_DBG_INIT,
4489 "Failed to read link override TLV.\n");
4493 /* Each port has its own config; calculate for our port */
4494 tlv_start = tlv + pi->lport * ICE_SR_PFA_LINK_OVERRIDE_WORDS +
4495 ICE_SR_PFA_LINK_OVERRIDE_OFFSET;
4497 /* link options first */
4498 status = ice_read_sr_word(hw, tlv_start, &buf);
4500 ice_debug(hw, ICE_DBG_INIT,
4501 "Failed to read override link options.\n");
4504 ldo->options = buf & ICE_LINK_OVERRIDE_OPT_M;
4505 ldo->phy_config = (buf & ICE_LINK_OVERRIDE_PHY_CFG_M) >>
4506 ICE_LINK_OVERRIDE_PHY_CFG_S;
4508 /* link PHY config */
4509 offset = tlv_start + ICE_SR_PFA_LINK_OVERRIDE_FEC_OFFSET;
4510 status = ice_read_sr_word(hw, offset, &buf);
4512 ice_debug(hw, ICE_DBG_INIT,
4513 "Failed to read override phy config.\n");
4516 ldo->fec_options = buf & ICE_LINK_OVERRIDE_FEC_OPT_M;
4519 offset = tlv_start + ICE_SR_PFA_LINK_OVERRIDE_PHY_OFFSET;
4520 for (i = 0; i < ICE_SR_PFA_LINK_OVERRIDE_PHY_WORDS; i++) {
4521 status = ice_read_sr_word(hw, (offset + i), &buf);
4523 ice_debug(hw, ICE_DBG_INIT,
4524 "Failed to read override link options.\n");
4527 /* shift 16 bits at a time to fill 64 bits */
4528 ldo->phy_type_low |= ((u64)buf << (i * 16));
4531 /* PHY types high */
4532 offset = tlv_start + ICE_SR_PFA_LINK_OVERRIDE_PHY_OFFSET +
4533 ICE_SR_PFA_LINK_OVERRIDE_PHY_WORDS;
4534 for (i = 0; i < ICE_SR_PFA_LINK_OVERRIDE_PHY_WORDS; i++) {
4535 status = ice_read_sr_word(hw, (offset + i), &buf);
4537 ice_debug(hw, ICE_DBG_INIT,
4538 "Failed to read override link options.\n");
4541 /* shift 16 bits at a time to fill 64 bits */
4542 ldo->phy_type_high |= ((u64)buf << (i * 16));
4549 * ice_is_phy_caps_an_enabled - check if PHY capabilities autoneg is enabled
4550 * @caps: get PHY capability data
4552 bool ice_is_phy_caps_an_enabled(struct ice_aqc_get_phy_caps_data *caps)
4554 if (caps->caps & ICE_AQC_PHY_AN_MODE ||
4555 caps->low_power_ctrl_an & (ICE_AQC_PHY_AN_EN_CLAUSE28 |
4556 ICE_AQC_PHY_AN_EN_CLAUSE73 |
4557 ICE_AQC_PHY_AN_EN_CLAUSE37))