1 /* SPDX-License-Identifier: BSD-3-Clause
2 * Copyright(c) 2001-2019
5 #include "ice_common.h"
7 #include "ice_adminq_cmd.h"
10 #include "ice_switch.h"
12 #define ICE_PF_RESET_WAIT_COUNT 200
14 #define ICE_PROG_FLEX_ENTRY(hw, rxdid, mdid, idx) \
15 wr32((hw), GLFLXP_RXDID_FLX_WRD_##idx(rxdid), \
16 ((ICE_RX_OPC_MDID << \
17 GLFLXP_RXDID_FLX_WRD_##idx##_RXDID_OPCODE_S) & \
18 GLFLXP_RXDID_FLX_WRD_##idx##_RXDID_OPCODE_M) | \
19 (((mdid) << GLFLXP_RXDID_FLX_WRD_##idx##_PROT_MDID_S) & \
20 GLFLXP_RXDID_FLX_WRD_##idx##_PROT_MDID_M))
22 #define ICE_PROG_FLEX_ENTRY_EXTRACT(hw, rxdid, protid, off, idx) \
23 wr32((hw), GLFLXP_RXDID_FLX_WRD_##idx(rxdid), \
24 ((ICE_RX_OPC_EXTRACT << \
25 GLFLXP_RXDID_FLX_WRD_##idx##_RXDID_OPCODE_S) & \
26 GLFLXP_RXDID_FLX_WRD_##idx##_RXDID_OPCODE_M) | \
27 (((protid) << GLFLXP_RXDID_FLX_WRD_##idx##_PROT_MDID_S) & \
28 GLFLXP_RXDID_FLX_WRD_##idx##_PROT_MDID_M) | \
29 (((off) << GLFLXP_RXDID_FLX_WRD_##idx##_EXTRACTION_OFFSET_S) & \
30 GLFLXP_RXDID_FLX_WRD_##idx##_EXTRACTION_OFFSET_M))
32 #define ICE_PROG_FLG_ENTRY(hw, rxdid, flg_0, flg_1, flg_2, flg_3, idx) \
33 wr32((hw), GLFLXP_RXDID_FLAGS(rxdid, idx), \
34 (((flg_0) << GLFLXP_RXDID_FLAGS_FLEXIFLAG_4N_S) & \
35 GLFLXP_RXDID_FLAGS_FLEXIFLAG_4N_M) | \
36 (((flg_1) << GLFLXP_RXDID_FLAGS_FLEXIFLAG_4N_1_S) & \
37 GLFLXP_RXDID_FLAGS_FLEXIFLAG_4N_1_M) | \
38 (((flg_2) << GLFLXP_RXDID_FLAGS_FLEXIFLAG_4N_2_S) & \
39 GLFLXP_RXDID_FLAGS_FLEXIFLAG_4N_2_M) | \
40 (((flg_3) << GLFLXP_RXDID_FLAGS_FLEXIFLAG_4N_3_S) & \
41 GLFLXP_RXDID_FLAGS_FLEXIFLAG_4N_3_M))
45 * ice_set_mac_type - Sets MAC type
46 * @hw: pointer to the HW structure
48 * This function sets the MAC type of the adapter based on the
49 * vendor ID and device ID stored in the HW structure.
51 static enum ice_status ice_set_mac_type(struct ice_hw *hw)
53 enum ice_status status = ICE_SUCCESS;
55 ice_debug(hw, ICE_DBG_TRACE, "%s\n", __func__);
57 if (hw->vendor_id == ICE_INTEL_VENDOR_ID) {
58 switch (hw->device_id) {
60 hw->mac_type = ICE_MAC_GENERIC;
64 status = ICE_ERR_DEVICE_NOT_SUPPORTED;
67 ice_debug(hw, ICE_DBG_INIT, "found mac_type: %d, status: %d\n",
68 hw->mac_type, status);
75 * ice_clear_pf_cfg - Clear PF configuration
76 * @hw: pointer to the hardware structure
78 * Clears any existing PF configuration (VSIs, VSI lists, switch rules, port
79 * configuration, flow director filters, etc.).
81 enum ice_status ice_clear_pf_cfg(struct ice_hw *hw)
83 struct ice_aq_desc desc;
85 ice_fill_dflt_direct_cmd_desc(&desc, ice_aqc_opc_clear_pf_cfg);
87 return ice_aq_send_cmd(hw, &desc, NULL, 0, NULL);
91 * ice_aq_manage_mac_read - manage MAC address read command
92 * @hw: pointer to the HW struct
93 * @buf: a virtual buffer to hold the manage MAC read response
94 * @buf_size: Size of the virtual buffer
95 * @cd: pointer to command details structure or NULL
97 * This function is used to return per PF station MAC address (0x0107).
98 * NOTE: Upon successful completion of this command, MAC address information
99 * is returned in user specified buffer. Please interpret user specified
100 * buffer as "manage_mac_read" response.
101 * Response such as various MAC addresses are stored in HW struct (port.mac)
102 * ice_aq_discover_caps is expected to be called before this function is called.
104 static enum ice_status
105 ice_aq_manage_mac_read(struct ice_hw *hw, void *buf, u16 buf_size,
106 struct ice_sq_cd *cd)
108 struct ice_aqc_manage_mac_read_resp *resp;
109 struct ice_aqc_manage_mac_read *cmd;
110 struct ice_aq_desc desc;
111 enum ice_status status;
115 cmd = &desc.params.mac_read;
117 if (buf_size < sizeof(*resp))
118 return ICE_ERR_BUF_TOO_SHORT;
120 ice_fill_dflt_direct_cmd_desc(&desc, ice_aqc_opc_manage_mac_read);
122 status = ice_aq_send_cmd(hw, &desc, buf, buf_size, cd);
126 resp = (struct ice_aqc_manage_mac_read_resp *)buf;
127 flags = LE16_TO_CPU(cmd->flags) & ICE_AQC_MAN_MAC_READ_M;
129 if (!(flags & ICE_AQC_MAN_MAC_LAN_ADDR_VALID)) {
130 ice_debug(hw, ICE_DBG_LAN, "got invalid MAC address\n");
134 /* A single port can report up to two (LAN and WoL) addresses */
135 for (i = 0; i < cmd->num_addr; i++)
136 if (resp[i].addr_type == ICE_AQC_MAN_MAC_ADDR_TYPE_LAN) {
137 ice_memcpy(hw->port_info->mac.lan_addr,
138 resp[i].mac_addr, ETH_ALEN,
140 ice_memcpy(hw->port_info->mac.perm_addr,
142 ETH_ALEN, ICE_DMA_TO_NONDMA);
150 * ice_aq_get_phy_caps - returns PHY capabilities
151 * @pi: port information structure
152 * @qual_mods: report qualified modules
153 * @report_mode: report mode capabilities
154 * @pcaps: structure for PHY capabilities to be filled
155 * @cd: pointer to command details structure or NULL
157 * Returns the various PHY capabilities supported on the Port (0x0600)
160 ice_aq_get_phy_caps(struct ice_port_info *pi, bool qual_mods, u8 report_mode,
161 struct ice_aqc_get_phy_caps_data *pcaps,
162 struct ice_sq_cd *cd)
164 struct ice_aqc_get_phy_caps *cmd;
165 u16 pcaps_size = sizeof(*pcaps);
166 struct ice_aq_desc desc;
167 enum ice_status status;
169 cmd = &desc.params.get_phy;
171 if (!pcaps || (report_mode & ~ICE_AQC_REPORT_MODE_M) || !pi)
172 return ICE_ERR_PARAM;
174 ice_fill_dflt_direct_cmd_desc(&desc, ice_aqc_opc_get_phy_caps);
177 cmd->param0 |= CPU_TO_LE16(ICE_AQC_GET_PHY_RQM);
179 cmd->param0 |= CPU_TO_LE16(report_mode);
180 status = ice_aq_send_cmd(pi->hw, &desc, pcaps, pcaps_size, cd);
182 if (status == ICE_SUCCESS && report_mode == ICE_AQC_REPORT_TOPO_CAP) {
183 pi->phy.phy_type_low = LE64_TO_CPU(pcaps->phy_type_low);
184 pi->phy.phy_type_high = LE64_TO_CPU(pcaps->phy_type_high);
191 * ice_get_media_type - Gets media type
192 * @pi: port information structure
194 static enum ice_media_type ice_get_media_type(struct ice_port_info *pi)
196 struct ice_link_status *hw_link_info;
199 return ICE_MEDIA_UNKNOWN;
201 hw_link_info = &pi->phy.link_info;
202 if (hw_link_info->phy_type_low && hw_link_info->phy_type_high)
203 /* If more than one media type is selected, report unknown */
204 return ICE_MEDIA_UNKNOWN;
206 if (hw_link_info->phy_type_low) {
207 switch (hw_link_info->phy_type_low) {
208 case ICE_PHY_TYPE_LOW_1000BASE_SX:
209 case ICE_PHY_TYPE_LOW_1000BASE_LX:
210 case ICE_PHY_TYPE_LOW_10GBASE_SR:
211 case ICE_PHY_TYPE_LOW_10GBASE_LR:
212 case ICE_PHY_TYPE_LOW_10G_SFI_C2C:
213 case ICE_PHY_TYPE_LOW_25GBASE_SR:
214 case ICE_PHY_TYPE_LOW_25GBASE_LR:
215 case ICE_PHY_TYPE_LOW_25G_AUI_C2C:
216 case ICE_PHY_TYPE_LOW_40GBASE_SR4:
217 case ICE_PHY_TYPE_LOW_40GBASE_LR4:
218 case ICE_PHY_TYPE_LOW_50GBASE_SR2:
219 case ICE_PHY_TYPE_LOW_50GBASE_LR2:
220 case ICE_PHY_TYPE_LOW_50GBASE_SR:
221 case ICE_PHY_TYPE_LOW_50GBASE_FR:
222 case ICE_PHY_TYPE_LOW_50GBASE_LR:
223 case ICE_PHY_TYPE_LOW_100GBASE_SR4:
224 case ICE_PHY_TYPE_LOW_100GBASE_LR4:
225 case ICE_PHY_TYPE_LOW_100GBASE_SR2:
226 case ICE_PHY_TYPE_LOW_100GBASE_DR:
227 return ICE_MEDIA_FIBER;
228 case ICE_PHY_TYPE_LOW_100BASE_TX:
229 case ICE_PHY_TYPE_LOW_1000BASE_T:
230 case ICE_PHY_TYPE_LOW_2500BASE_T:
231 case ICE_PHY_TYPE_LOW_5GBASE_T:
232 case ICE_PHY_TYPE_LOW_10GBASE_T:
233 case ICE_PHY_TYPE_LOW_25GBASE_T:
234 return ICE_MEDIA_BASET;
235 case ICE_PHY_TYPE_LOW_10G_SFI_DA:
236 case ICE_PHY_TYPE_LOW_25GBASE_CR:
237 case ICE_PHY_TYPE_LOW_25GBASE_CR_S:
238 case ICE_PHY_TYPE_LOW_25GBASE_CR1:
239 case ICE_PHY_TYPE_LOW_40GBASE_CR4:
240 case ICE_PHY_TYPE_LOW_50GBASE_CR2:
241 case ICE_PHY_TYPE_LOW_50GBASE_CP:
242 case ICE_PHY_TYPE_LOW_100GBASE_CR4:
243 case ICE_PHY_TYPE_LOW_100GBASE_CR_PAM4:
244 case ICE_PHY_TYPE_LOW_100GBASE_CP2:
246 case ICE_PHY_TYPE_LOW_1000BASE_KX:
247 case ICE_PHY_TYPE_LOW_2500BASE_KX:
248 case ICE_PHY_TYPE_LOW_2500BASE_X:
249 case ICE_PHY_TYPE_LOW_5GBASE_KR:
250 case ICE_PHY_TYPE_LOW_10GBASE_KR_CR1:
251 case ICE_PHY_TYPE_LOW_25GBASE_KR:
252 case ICE_PHY_TYPE_LOW_25GBASE_KR1:
253 case ICE_PHY_TYPE_LOW_25GBASE_KR_S:
254 case ICE_PHY_TYPE_LOW_40GBASE_KR4:
255 case ICE_PHY_TYPE_LOW_50GBASE_KR_PAM4:
256 case ICE_PHY_TYPE_LOW_50GBASE_KR2:
257 case ICE_PHY_TYPE_LOW_100GBASE_KR4:
258 case ICE_PHY_TYPE_LOW_100GBASE_KR_PAM4:
259 return ICE_MEDIA_BACKPLANE;
262 switch (hw_link_info->phy_type_high) {
263 case ICE_PHY_TYPE_HIGH_100GBASE_KR2_PAM4:
264 return ICE_MEDIA_BACKPLANE;
267 return ICE_MEDIA_UNKNOWN;
271 * ice_aq_get_link_info
272 * @pi: port information structure
273 * @ena_lse: enable/disable LinkStatusEvent reporting
274 * @link: pointer to link status structure - optional
275 * @cd: pointer to command details structure or NULL
277 * Get Link Status (0x607). Returns the link status of the adapter.
280 ice_aq_get_link_info(struct ice_port_info *pi, bool ena_lse,
281 struct ice_link_status *link, struct ice_sq_cd *cd)
283 struct ice_aqc_get_link_status_data link_data = { 0 };
284 struct ice_aqc_get_link_status *resp;
285 struct ice_link_status *li_old, *li;
286 enum ice_media_type *hw_media_type;
287 struct ice_fc_info *hw_fc_info;
288 bool tx_pause, rx_pause;
289 struct ice_aq_desc desc;
290 enum ice_status status;
295 return ICE_ERR_PARAM;
297 li_old = &pi->phy.link_info_old;
298 hw_media_type = &pi->phy.media_type;
299 li = &pi->phy.link_info;
300 hw_fc_info = &pi->fc;
302 ice_fill_dflt_direct_cmd_desc(&desc, ice_aqc_opc_get_link_status);
303 cmd_flags = (ena_lse) ? ICE_AQ_LSE_ENA : ICE_AQ_LSE_DIS;
304 resp = &desc.params.get_link_status;
305 resp->cmd_flags = CPU_TO_LE16(cmd_flags);
306 resp->lport_num = pi->lport;
308 status = ice_aq_send_cmd(hw, &desc, &link_data, sizeof(link_data), cd);
310 if (status != ICE_SUCCESS)
313 /* save off old link status information */
316 /* update current link status information */
317 li->link_speed = LE16_TO_CPU(link_data.link_speed);
318 li->phy_type_low = LE64_TO_CPU(link_data.phy_type_low);
319 li->phy_type_high = LE64_TO_CPU(link_data.phy_type_high);
320 *hw_media_type = ice_get_media_type(pi);
321 li->link_info = link_data.link_info;
322 li->an_info = link_data.an_info;
323 li->ext_info = link_data.ext_info;
324 li->max_frame_size = LE16_TO_CPU(link_data.max_frame_size);
325 li->fec_info = link_data.cfg & ICE_AQ_FEC_MASK;
326 li->topo_media_conflict = link_data.topo_media_conflict;
327 li->pacing = link_data.cfg & (ICE_AQ_CFG_PACING_M |
328 ICE_AQ_CFG_PACING_TYPE_M);
331 tx_pause = !!(link_data.an_info & ICE_AQ_LINK_PAUSE_TX);
332 rx_pause = !!(link_data.an_info & ICE_AQ_LINK_PAUSE_RX);
333 if (tx_pause && rx_pause)
334 hw_fc_info->current_mode = ICE_FC_FULL;
336 hw_fc_info->current_mode = ICE_FC_TX_PAUSE;
338 hw_fc_info->current_mode = ICE_FC_RX_PAUSE;
340 hw_fc_info->current_mode = ICE_FC_NONE;
342 li->lse_ena = !!(resp->cmd_flags & CPU_TO_LE16(ICE_AQ_LSE_IS_ENABLED));
344 ice_debug(hw, ICE_DBG_LINK, "link_speed = 0x%x\n", li->link_speed);
345 ice_debug(hw, ICE_DBG_LINK, "phy_type_low = 0x%llx\n",
346 (unsigned long long)li->phy_type_low);
347 ice_debug(hw, ICE_DBG_LINK, "phy_type_high = 0x%llx\n",
348 (unsigned long long)li->phy_type_high);
349 ice_debug(hw, ICE_DBG_LINK, "media_type = 0x%x\n", *hw_media_type);
350 ice_debug(hw, ICE_DBG_LINK, "link_info = 0x%x\n", li->link_info);
351 ice_debug(hw, ICE_DBG_LINK, "an_info = 0x%x\n", li->an_info);
352 ice_debug(hw, ICE_DBG_LINK, "ext_info = 0x%x\n", li->ext_info);
353 ice_debug(hw, ICE_DBG_LINK, "lse_ena = 0x%x\n", li->lse_ena);
354 ice_debug(hw, ICE_DBG_LINK, "max_frame = 0x%x\n", li->max_frame_size);
355 ice_debug(hw, ICE_DBG_LINK, "pacing = 0x%x\n", li->pacing);
357 /* save link status information */
361 /* flag cleared so calling functions don't call AQ again */
362 pi->phy.get_link_info = false;
368 * ice_init_flex_flags
369 * @hw: pointer to the hardware structure
370 * @prof_id: Rx Descriptor Builder profile ID
372 * Function to initialize Rx flex flags
374 static void ice_init_flex_flags(struct ice_hw *hw, enum ice_rxdid prof_id)
378 /* Flex-flag fields (0-2) are programmed with FLG64 bits with layout:
379 * flexiflags0[5:0] - TCP flags, is_packet_fragmented, is_packet_UDP_GRE
380 * flexiflags1[3:0] - Not used for flag programming
381 * flexiflags2[7:0] - Tunnel and VLAN types
382 * 2 invalid fields in last index
385 /* Rx flex flags are currently programmed for the NIC profiles only.
386 * Different flag bit programming configurations can be added per
389 case ICE_RXDID_FLEX_NIC:
390 case ICE_RXDID_FLEX_NIC_2:
391 ICE_PROG_FLG_ENTRY(hw, prof_id, ICE_FLG_PKT_FRG,
392 ICE_FLG_UDP_GRE, ICE_FLG_PKT_DSI,
394 /* flex flag 1 is not used for flexi-flag programming, skipping
395 * these four FLG64 bits.
397 ICE_PROG_FLG_ENTRY(hw, prof_id, ICE_FLG_SYN, ICE_FLG_RST,
398 ICE_FLG_PKT_DSI, ICE_FLG_PKT_DSI, idx++);
399 ICE_PROG_FLG_ENTRY(hw, prof_id, ICE_FLG_PKT_DSI,
400 ICE_FLG_PKT_DSI, ICE_FLG_EVLAN_x8100,
401 ICE_FLG_EVLAN_x9100, idx++);
402 ICE_PROG_FLG_ENTRY(hw, prof_id, ICE_FLG_VLAN_x8100,
403 ICE_FLG_TNL_VLAN, ICE_FLG_TNL_MAC,
404 ICE_FLG_TNL0, idx++);
405 ICE_PROG_FLG_ENTRY(hw, prof_id, ICE_FLG_TNL1, ICE_FLG_TNL2,
406 ICE_FLG_PKT_DSI, ICE_FLG_PKT_DSI, idx);
410 ice_debug(hw, ICE_DBG_INIT,
411 "Flag programming for profile ID %d not supported\n",
418 * @hw: pointer to the hardware structure
419 * @prof_id: Rx Descriptor Builder profile ID
421 * Function to initialize flex descriptors
423 static void ice_init_flex_flds(struct ice_hw *hw, enum ice_rxdid prof_id)
425 enum ice_prot_id protid_0, protid_1;
426 u16 offset_0, offset_1;
427 enum ice_flex_mdid mdid;
430 case ICE_RXDID_FLEX_NIC:
431 case ICE_RXDID_FLEX_NIC_2:
432 ICE_PROG_FLEX_ENTRY(hw, prof_id, ICE_MDID_RX_HASH_LOW, 0);
433 ICE_PROG_FLEX_ENTRY(hw, prof_id, ICE_MDID_RX_HASH_HIGH, 1);
434 ICE_PROG_FLEX_ENTRY(hw, prof_id, ICE_MDID_FLOW_ID_LOWER, 2);
436 mdid = (prof_id == ICE_RXDID_FLEX_NIC_2) ?
437 ICE_MDID_SRC_VSI : ICE_MDID_FLOW_ID_HIGH;
439 ICE_PROG_FLEX_ENTRY(hw, prof_id, mdid, 3);
441 ice_init_flex_flags(hw, prof_id);
443 case ICE_RXDID_COMMS_GENERIC:
444 case ICE_RXDID_COMMS_AUX_VLAN:
445 case ICE_RXDID_COMMS_AUX_IPV4:
446 case ICE_RXDID_COMMS_AUX_IPV6:
447 case ICE_RXDID_COMMS_AUX_IPV6_FLOW:
448 case ICE_RXDID_COMMS_AUX_TCP:
449 ICE_PROG_FLEX_ENTRY(hw, prof_id, ICE_MDID_RX_HASH_LOW, 0);
450 ICE_PROG_FLEX_ENTRY(hw, prof_id, ICE_MDID_RX_HASH_HIGH, 1);
451 ICE_PROG_FLEX_ENTRY(hw, prof_id, ICE_MDID_FLOW_ID_LOWER, 2);
452 ICE_PROG_FLEX_ENTRY(hw, prof_id, ICE_MDID_FLOW_ID_HIGH, 3);
454 if (prof_id == ICE_RXDID_COMMS_AUX_VLAN) {
455 /* FlexiMD.4: VLAN1 - single or EVLAN (first for QinQ).
456 * FlexiMD.5: VLAN2 - C-VLAN (second for QinQ).
458 protid_0 = ICE_PROT_EVLAN_O;
460 protid_1 = ICE_PROT_VLAN_O;
462 } else if (prof_id == ICE_RXDID_COMMS_AUX_IPV4) {
463 /* FlexiMD.4: IPHDR1 - IPv4 header word 4, "TTL" and
465 * FlexiMD.5: IPHDR0 - IPv4 header word 0, "Ver",
466 * "Hdr Len" and "Type of Service" fields.
468 protid_0 = ICE_PROT_IPV4_OF_OR_S;
470 protid_1 = ICE_PROT_IPV4_OF_OR_S;
472 } else if (prof_id == ICE_RXDID_COMMS_AUX_IPV6) {
473 /* FlexiMD.4: IPHDR1 - IPv6 header word 3,
474 * "Next Header" and "Hop Limit" fields.
475 * FlexiMD.5: IPHDR0 - IPv6 header word 0,
476 * "Ver", "Traffic class" and high 4 bits of
477 * "Flow Label" fields.
479 protid_0 = ICE_PROT_IPV6_OF_OR_S;
481 protid_1 = ICE_PROT_IPV6_OF_OR_S;
483 } else if (prof_id == ICE_RXDID_COMMS_AUX_IPV6_FLOW) {
484 /* FlexiMD.4: IPHDR1 - IPv6 header word 1,
485 * 16 low bits of the "Flow Label" field.
486 * FlexiMD.5: IPHDR0 - IPv6 header word 0,
487 * "Ver", "Traffic class" and high 4 bits
488 * of "Flow Label" fields.
490 protid_0 = ICE_PROT_IPV6_OF_OR_S;
492 protid_1 = ICE_PROT_IPV6_OF_OR_S;
494 } else if (prof_id == ICE_RXDID_COMMS_AUX_TCP) {
495 /* FlexiMD.4: TCPHDR - TCP header word 6,
496 * "Data Offset" and "Flags" fields.
497 * FlexiMD.5: Reserved
499 protid_0 = ICE_PROT_TCP_IL;
501 protid_1 = ICE_PROT_ID_INVAL;
504 protid_0 = ICE_PROT_ID_INVAL;
506 protid_1 = ICE_PROT_ID_INVAL;
510 ICE_PROG_FLEX_ENTRY_EXTRACT(hw, prof_id,
511 protid_0, offset_0, 4);
512 ICE_PROG_FLEX_ENTRY_EXTRACT(hw, prof_id,
513 protid_1, offset_1, 5);
515 ice_init_flex_flags(hw, prof_id);
518 ice_debug(hw, ICE_DBG_INIT,
519 "Field init for profile ID %d not supported\n",
526 * @hw: pointer to the HW struct
527 * @max_frame_size: Maximum Frame Size to be supported
528 * @cd: pointer to command details structure or NULL
530 * Set MAC configuration (0x0603)
533 ice_aq_set_mac_cfg(struct ice_hw *hw, u16 max_frame_size, struct ice_sq_cd *cd)
535 u16 fc_threshold_val, tx_timer_val;
536 struct ice_aqc_set_mac_cfg *cmd;
537 struct ice_aq_desc desc;
540 cmd = &desc.params.set_mac_cfg;
542 if (max_frame_size == 0)
543 return ICE_ERR_PARAM;
545 ice_fill_dflt_direct_cmd_desc(&desc, ice_aqc_opc_set_mac_cfg);
547 cmd->max_frame_size = CPU_TO_LE16(max_frame_size);
549 /* We read back the transmit timer and fc threshold value of
550 * LFC. Thus, we will use index =
551 * PRTMAC_HSEC_CTL_TX_PAUSE_QUANTA_MAX_INDEX.
553 * Also, because we are opearating on transmit timer and fc
554 * threshold of LFC, we don't turn on any bit in tx_tmr_priority
556 #define IDX_OF_LFC PRTMAC_HSEC_CTL_TX_PAUSE_QUANTA_MAX_INDEX
558 /* Retrieve the transmit timer */
560 PRTMAC_HSEC_CTL_TX_PAUSE_QUANTA(IDX_OF_LFC));
561 tx_timer_val = reg_val &
562 PRTMAC_HSEC_CTL_TX_PAUSE_QUANTA_HSEC_CTL_TX_PAUSE_QUANTA_M;
563 cmd->tx_tmr_value = CPU_TO_LE16(tx_timer_val);
565 /* Retrieve the fc threshold */
567 PRTMAC_HSEC_CTL_TX_PAUSE_REFRESH_TIMER(IDX_OF_LFC));
568 fc_threshold_val = reg_val & MAKEMASK(0xFFFF, 0);
569 cmd->fc_refresh_threshold = CPU_TO_LE16(fc_threshold_val);
571 return ice_aq_send_cmd(hw, &desc, NULL, 0, cd);
575 * ice_init_fltr_mgmt_struct - initializes filter management list and locks
576 * @hw: pointer to the HW struct
578 static enum ice_status ice_init_fltr_mgmt_struct(struct ice_hw *hw)
580 struct ice_switch_info *sw;
582 hw->switch_info = (struct ice_switch_info *)
583 ice_malloc(hw, sizeof(*hw->switch_info));
584 sw = hw->switch_info;
587 return ICE_ERR_NO_MEMORY;
589 INIT_LIST_HEAD(&sw->vsi_list_map_head);
591 return ice_init_def_sw_recp(hw);
595 * ice_cleanup_fltr_mgmt_struct - cleanup filter management list and locks
596 * @hw: pointer to the HW struct
598 static void ice_cleanup_fltr_mgmt_struct(struct ice_hw *hw)
600 struct ice_switch_info *sw = hw->switch_info;
601 struct ice_vsi_list_map_info *v_pos_map;
602 struct ice_vsi_list_map_info *v_tmp_map;
603 struct ice_sw_recipe *recps;
606 LIST_FOR_EACH_ENTRY_SAFE(v_pos_map, v_tmp_map, &sw->vsi_list_map_head,
607 ice_vsi_list_map_info, list_entry) {
608 LIST_DEL(&v_pos_map->list_entry);
609 ice_free(hw, v_pos_map);
611 recps = hw->switch_info->recp_list;
612 for (i = 0; i < ICE_MAX_NUM_RECIPES; i++) {
613 struct ice_recp_grp_entry *rg_entry, *tmprg_entry;
615 recps[i].root_rid = i;
616 LIST_FOR_EACH_ENTRY_SAFE(rg_entry, tmprg_entry,
617 &recps[i].rg_list, ice_recp_grp_entry,
619 LIST_DEL(&rg_entry->l_entry);
620 ice_free(hw, rg_entry);
623 if (recps[i].adv_rule) {
624 struct ice_adv_fltr_mgmt_list_entry *tmp_entry;
625 struct ice_adv_fltr_mgmt_list_entry *lst_itr;
627 ice_destroy_lock(&recps[i].filt_rule_lock);
628 LIST_FOR_EACH_ENTRY_SAFE(lst_itr, tmp_entry,
629 &recps[i].filt_rules,
630 ice_adv_fltr_mgmt_list_entry,
632 LIST_DEL(&lst_itr->list_entry);
633 ice_free(hw, lst_itr->lkups);
634 ice_free(hw, lst_itr);
637 struct ice_fltr_mgmt_list_entry *lst_itr, *tmp_entry;
639 ice_destroy_lock(&recps[i].filt_rule_lock);
640 LIST_FOR_EACH_ENTRY_SAFE(lst_itr, tmp_entry,
641 &recps[i].filt_rules,
642 ice_fltr_mgmt_list_entry,
644 LIST_DEL(&lst_itr->list_entry);
645 ice_free(hw, lst_itr);
648 if (recps[i].root_buf)
649 ice_free(hw, recps[i].root_buf);
651 ice_rm_all_sw_replay_rule_info(hw);
652 ice_free(hw, sw->recp_list);
658 * ice_get_itr_intrl_gran - determine int/intrl granularity
659 * @hw: pointer to the HW struct
661 * Determines the itr/intrl granularities based on the maximum aggregate
662 * bandwidth according to the device's configuration during power-on.
664 static void ice_get_itr_intrl_gran(struct ice_hw *hw)
666 u8 max_agg_bw = (rd32(hw, GL_PWR_MODE_CTL) &
667 GL_PWR_MODE_CTL_CAR_MAX_BW_M) >>
668 GL_PWR_MODE_CTL_CAR_MAX_BW_S;
670 switch (max_agg_bw) {
671 case ICE_MAX_AGG_BW_200G:
672 case ICE_MAX_AGG_BW_100G:
673 case ICE_MAX_AGG_BW_50G:
674 hw->itr_gran = ICE_ITR_GRAN_ABOVE_25;
675 hw->intrl_gran = ICE_INTRL_GRAN_ABOVE_25;
677 case ICE_MAX_AGG_BW_25G:
678 hw->itr_gran = ICE_ITR_GRAN_MAX_25;
679 hw->intrl_gran = ICE_INTRL_GRAN_MAX_25;
685 * ice_get_nvm_version - get cached NVM version data
686 * @hw: pointer to the hardware structure
687 * @oem_ver: 8 bit NVM version
688 * @oem_build: 16 bit NVM build number
689 * @oem_patch: 8 NVM patch number
690 * @ver_hi: high 16 bits of the NVM version
691 * @ver_lo: low 16 bits of the NVM version
694 ice_get_nvm_version(struct ice_hw *hw, u8 *oem_ver, u16 *oem_build,
695 u8 *oem_patch, u8 *ver_hi, u8 *ver_lo)
697 struct ice_nvm_info *nvm = &hw->nvm;
699 *oem_ver = (u8)((nvm->oem_ver & ICE_OEM_VER_MASK) >> ICE_OEM_VER_SHIFT);
700 *oem_patch = (u8)(nvm->oem_ver & ICE_OEM_VER_PATCH_MASK);
701 *oem_build = (u16)((nvm->oem_ver & ICE_OEM_VER_BUILD_MASK) >>
702 ICE_OEM_VER_BUILD_SHIFT);
703 *ver_hi = (nvm->ver & ICE_NVM_VER_HI_MASK) >> ICE_NVM_VER_HI_SHIFT;
704 *ver_lo = (nvm->ver & ICE_NVM_VER_LO_MASK) >> ICE_NVM_VER_LO_SHIFT;
708 * ice_print_rollback_msg - print FW rollback message
709 * @hw: pointer to the hardware structure
711 void ice_print_rollback_msg(struct ice_hw *hw)
713 char nvm_str[ICE_NVM_VER_LEN] = { 0 };
714 u8 oem_ver, oem_patch, ver_hi, ver_lo;
717 ice_get_nvm_version(hw, &oem_ver, &oem_build, &oem_patch, &ver_hi,
719 SNPRINTF(nvm_str, sizeof(nvm_str), "%x.%02x 0x%x %d.%d.%d", ver_hi,
720 ver_lo, hw->nvm.eetrack, oem_ver, oem_build, oem_patch);
723 "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",
724 nvm_str, hw->fw_maj_ver, hw->fw_min_ver);
728 * ice_init_hw - main hardware initialization routine
729 * @hw: pointer to the hardware structure
731 enum ice_status ice_init_hw(struct ice_hw *hw)
733 struct ice_aqc_get_phy_caps_data *pcaps;
734 enum ice_status status;
738 ice_debug(hw, ICE_DBG_TRACE, "%s\n", __func__);
741 /* Set MAC type based on DeviceID */
742 status = ice_set_mac_type(hw);
746 hw->pf_id = (u8)(rd32(hw, PF_FUNC_RID) &
747 PF_FUNC_RID_FUNCTION_NUMBER_M) >>
748 PF_FUNC_RID_FUNCTION_NUMBER_S;
751 status = ice_reset(hw, ICE_RESET_PFR);
755 ice_get_itr_intrl_gran(hw);
758 status = ice_create_all_ctrlq(hw);
760 goto err_unroll_cqinit;
762 if (ice_get_fw_mode(hw) == ICE_FW_MODE_ROLLBACK)
763 ice_print_rollback_msg(hw);
766 status = ice_clear_pf_cfg(hw);
768 goto err_unroll_cqinit;
770 /* Set bit to enable Flow Director filters */
771 wr32(hw, PFQF_FD_ENA, PFQF_FD_ENA_FD_ENA_M);
772 INIT_LIST_HEAD(&hw->fdir_list_head);
774 ice_clear_pxe_mode(hw);
776 status = ice_init_nvm(hw);
778 goto err_unroll_cqinit;
780 status = ice_get_caps(hw);
782 goto err_unroll_cqinit;
784 hw->port_info = (struct ice_port_info *)
785 ice_malloc(hw, sizeof(*hw->port_info));
786 if (!hw->port_info) {
787 status = ICE_ERR_NO_MEMORY;
788 goto err_unroll_cqinit;
791 /* set the back pointer to HW */
792 hw->port_info->hw = hw;
794 /* Initialize port_info struct with switch configuration data */
795 status = ice_get_initial_sw_cfg(hw);
797 goto err_unroll_alloc;
801 /* Query the allocated resources for Tx scheduler */
802 status = ice_sched_query_res_alloc(hw);
804 ice_debug(hw, ICE_DBG_SCHED,
805 "Failed to get scheduler allocated resources\n");
806 goto err_unroll_alloc;
810 /* Initialize port_info struct with scheduler data */
811 status = ice_sched_init_port(hw->port_info);
813 goto err_unroll_sched;
815 pcaps = (struct ice_aqc_get_phy_caps_data *)
816 ice_malloc(hw, sizeof(*pcaps));
818 status = ICE_ERR_NO_MEMORY;
819 goto err_unroll_sched;
822 /* Initialize port_info struct with PHY capabilities */
823 status = ice_aq_get_phy_caps(hw->port_info, false,
824 ICE_AQC_REPORT_TOPO_CAP, pcaps, NULL);
827 goto err_unroll_sched;
829 /* Initialize port_info struct with link information */
830 status = ice_aq_get_link_info(hw->port_info, false, NULL, NULL);
832 goto err_unroll_sched;
833 /* need a valid SW entry point to build a Tx tree */
834 if (!hw->sw_entry_point_layer) {
835 ice_debug(hw, ICE_DBG_SCHED, "invalid sw entry point\n");
836 status = ICE_ERR_CFG;
837 goto err_unroll_sched;
839 INIT_LIST_HEAD(&hw->agg_list);
840 /* Initialize max burst size */
841 if (!hw->max_burst_size)
842 ice_cfg_rl_burst_size(hw, ICE_SCHED_DFLT_BURST_SIZE);
844 status = ice_init_fltr_mgmt_struct(hw);
846 goto err_unroll_sched;
849 /* Get MAC information */
850 /* A single port can report up to two (LAN and WoL) addresses */
851 mac_buf = ice_calloc(hw, 2,
852 sizeof(struct ice_aqc_manage_mac_read_resp));
853 mac_buf_len = 2 * sizeof(struct ice_aqc_manage_mac_read_resp);
856 status = ICE_ERR_NO_MEMORY;
857 goto err_unroll_fltr_mgmt_struct;
860 status = ice_aq_manage_mac_read(hw, mac_buf, mac_buf_len, NULL);
861 ice_free(hw, mac_buf);
864 goto err_unroll_fltr_mgmt_struct;
866 ice_init_flex_flds(hw, ICE_RXDID_FLEX_NIC);
867 ice_init_flex_flds(hw, ICE_RXDID_FLEX_NIC_2);
868 ice_init_flex_flds(hw, ICE_RXDID_COMMS_GENERIC);
869 ice_init_flex_flds(hw, ICE_RXDID_COMMS_AUX_VLAN);
870 ice_init_flex_flds(hw, ICE_RXDID_COMMS_AUX_IPV4);
871 ice_init_flex_flds(hw, ICE_RXDID_COMMS_AUX_IPV6);
872 ice_init_flex_flds(hw, ICE_RXDID_COMMS_AUX_IPV6_FLOW);
873 ice_init_flex_flds(hw, ICE_RXDID_COMMS_AUX_TCP);
874 /* Obtain counter base index which would be used by flow director */
875 status = ice_alloc_fd_res_cntr(hw, &hw->fd_ctr_base);
877 goto err_unroll_fltr_mgmt_struct;
878 status = ice_init_hw_tbls(hw);
880 goto err_unroll_fltr_mgmt_struct;
883 err_unroll_fltr_mgmt_struct:
884 ice_cleanup_fltr_mgmt_struct(hw);
886 ice_sched_cleanup_all(hw);
888 ice_free(hw, hw->port_info);
889 hw->port_info = NULL;
891 ice_destroy_all_ctrlq(hw);
896 * ice_deinit_hw - unroll initialization operations done by ice_init_hw
897 * @hw: pointer to the hardware structure
899 * This should be called only during nominal operation, not as a result of
900 * ice_init_hw() failing since ice_init_hw() will take care of unrolling
901 * applicable initializations if it fails for any reason.
903 void ice_deinit_hw(struct ice_hw *hw)
905 ice_free_fd_res_cntr(hw, hw->fd_ctr_base);
906 ice_cleanup_fltr_mgmt_struct(hw);
908 ice_sched_cleanup_all(hw);
909 ice_sched_clear_agg(hw);
911 ice_free_hw_tbls(hw);
914 ice_free(hw, hw->port_info);
915 hw->port_info = NULL;
918 ice_destroy_all_ctrlq(hw);
920 /* Clear VSI contexts if not already cleared */
921 ice_clear_all_vsi_ctx(hw);
925 * ice_check_reset - Check to see if a global reset is complete
926 * @hw: pointer to the hardware structure
928 enum ice_status ice_check_reset(struct ice_hw *hw)
930 u32 cnt, reg = 0, grst_delay;
932 /* Poll for Device Active state in case a recent CORER, GLOBR,
933 * or EMPR has occurred. The grst delay value is in 100ms units.
934 * Add 1sec for outstanding AQ commands that can take a long time.
936 grst_delay = ((rd32(hw, GLGEN_RSTCTL) & GLGEN_RSTCTL_GRSTDEL_M) >>
937 GLGEN_RSTCTL_GRSTDEL_S) + 10;
939 for (cnt = 0; cnt < grst_delay; cnt++) {
940 ice_msec_delay(100, true);
941 reg = rd32(hw, GLGEN_RSTAT);
942 if (!(reg & GLGEN_RSTAT_DEVSTATE_M))
946 if (cnt == grst_delay) {
947 ice_debug(hw, ICE_DBG_INIT,
948 "Global reset polling failed to complete.\n");
949 return ICE_ERR_RESET_FAILED;
952 #define ICE_RESET_DONE_MASK (GLNVM_ULD_CORER_DONE_M | \
953 GLNVM_ULD_GLOBR_DONE_M)
955 /* Device is Active; check Global Reset processes are done */
956 for (cnt = 0; cnt < ICE_PF_RESET_WAIT_COUNT; cnt++) {
957 reg = rd32(hw, GLNVM_ULD) & ICE_RESET_DONE_MASK;
958 if (reg == ICE_RESET_DONE_MASK) {
959 ice_debug(hw, ICE_DBG_INIT,
960 "Global reset processes done. %d\n", cnt);
963 ice_msec_delay(10, true);
966 if (cnt == ICE_PF_RESET_WAIT_COUNT) {
967 ice_debug(hw, ICE_DBG_INIT,
968 "Wait for Reset Done timed out. GLNVM_ULD = 0x%x\n",
970 return ICE_ERR_RESET_FAILED;
977 * ice_pf_reset - Reset the PF
978 * @hw: pointer to the hardware structure
980 * If a global reset has been triggered, this function checks
981 * for its completion and then issues the PF reset
983 static enum ice_status ice_pf_reset(struct ice_hw *hw)
987 /* If at function entry a global reset was already in progress, i.e.
988 * state is not 'device active' or any of the reset done bits are not
989 * set in GLNVM_ULD, there is no need for a PF Reset; poll until the
990 * global reset is done.
992 if ((rd32(hw, GLGEN_RSTAT) & GLGEN_RSTAT_DEVSTATE_M) ||
993 (rd32(hw, GLNVM_ULD) & ICE_RESET_DONE_MASK) ^ ICE_RESET_DONE_MASK) {
994 /* poll on global reset currently in progress until done */
995 if (ice_check_reset(hw))
996 return ICE_ERR_RESET_FAILED;
1002 reg = rd32(hw, PFGEN_CTRL);
1004 wr32(hw, PFGEN_CTRL, (reg | PFGEN_CTRL_PFSWR_M));
1006 for (cnt = 0; cnt < ICE_PF_RESET_WAIT_COUNT; cnt++) {
1007 reg = rd32(hw, PFGEN_CTRL);
1008 if (!(reg & PFGEN_CTRL_PFSWR_M))
1011 ice_msec_delay(1, true);
1014 if (cnt == ICE_PF_RESET_WAIT_COUNT) {
1015 ice_debug(hw, ICE_DBG_INIT,
1016 "PF reset polling failed to complete.\n");
1017 return ICE_ERR_RESET_FAILED;
1024 * ice_reset - Perform different types of reset
1025 * @hw: pointer to the hardware structure
1026 * @req: reset request
1028 * This function triggers a reset as specified by the req parameter.
1031 * If anything other than a PF reset is triggered, PXE mode is restored.
1032 * This has to be cleared using ice_clear_pxe_mode again, once the AQ
1033 * interface has been restored in the rebuild flow.
1035 enum ice_status ice_reset(struct ice_hw *hw, enum ice_reset_req req)
1041 return ice_pf_reset(hw);
1042 case ICE_RESET_CORER:
1043 ice_debug(hw, ICE_DBG_INIT, "CoreR requested\n");
1044 val = GLGEN_RTRIG_CORER_M;
1046 case ICE_RESET_GLOBR:
1047 ice_debug(hw, ICE_DBG_INIT, "GlobalR requested\n");
1048 val = GLGEN_RTRIG_GLOBR_M;
1051 return ICE_ERR_PARAM;
1054 val |= rd32(hw, GLGEN_RTRIG);
1055 wr32(hw, GLGEN_RTRIG, val);
1059 /* wait for the FW to be ready */
1060 return ice_check_reset(hw);
1064 * ice_get_pfa_module_tlv - Reads sub module TLV from NVM PFA
1065 * @hw: pointer to hardware structure
1066 * @module_tlv: pointer to module TLV to return
1067 * @module_tlv_len: pointer to module TLV length to return
1068 * @module_type: module type requested
1070 * Finds the requested sub module TLV type from the Preserved Field
1071 * Area (PFA) and returns the TLV pointer and length. The caller can
1072 * use these to read the variable length TLV value.
1075 ice_get_pfa_module_tlv(struct ice_hw *hw, u16 *module_tlv, u16 *module_tlv_len,
1078 enum ice_status status;
1079 u16 pfa_len, pfa_ptr;
1082 status = ice_read_sr_word(hw, ICE_SR_PFA_PTR, &pfa_ptr);
1083 if (status != ICE_SUCCESS) {
1084 ice_debug(hw, ICE_DBG_INIT, "Preserved Field Array pointer.\n");
1087 status = ice_read_sr_word(hw, pfa_ptr, &pfa_len);
1088 if (status != ICE_SUCCESS) {
1089 ice_debug(hw, ICE_DBG_INIT, "Failed to read PFA length.\n");
1092 /* Starting with first TLV after PFA length, iterate through the list
1093 * of TLVs to find the requested one.
1095 next_tlv = pfa_ptr + 1;
1096 while (next_tlv < pfa_ptr + pfa_len) {
1097 u16 tlv_sub_module_type;
1101 status = ice_read_sr_word(hw, next_tlv, &tlv_sub_module_type);
1102 if (status != ICE_SUCCESS) {
1103 ice_debug(hw, ICE_DBG_INIT, "Failed to read TLV type.\n");
1106 /* Read TLV length */
1107 status = ice_read_sr_word(hw, next_tlv + 1, &tlv_len);
1108 if (status != ICE_SUCCESS) {
1109 ice_debug(hw, ICE_DBG_INIT, "Failed to read TLV length.\n");
1112 if (tlv_sub_module_type == module_type) {
1114 *module_tlv = next_tlv;
1115 *module_tlv_len = tlv_len;
1118 return ICE_ERR_INVAL_SIZE;
1120 /* Check next TLV, i.e. current TLV pointer + length + 2 words
1121 * (for current TLV's type and length)
1123 next_tlv = next_tlv + tlv_len + 2;
1125 /* Module does not exist */
1126 return ICE_ERR_DOES_NOT_EXIST;
1132 * ice_copy_rxq_ctx_to_hw
1133 * @hw: pointer to the hardware structure
1134 * @ice_rxq_ctx: pointer to the rxq context
1135 * @rxq_index: the index of the Rx queue
1137 * Copies rxq context from dense structure to HW register space
1139 static enum ice_status
1140 ice_copy_rxq_ctx_to_hw(struct ice_hw *hw, u8 *ice_rxq_ctx, u32 rxq_index)
1145 return ICE_ERR_BAD_PTR;
1147 if (rxq_index > QRX_CTRL_MAX_INDEX)
1148 return ICE_ERR_PARAM;
1150 /* Copy each dword separately to HW */
1151 for (i = 0; i < ICE_RXQ_CTX_SIZE_DWORDS; i++) {
1152 wr32(hw, QRX_CONTEXT(i, rxq_index),
1153 *((u32 *)(ice_rxq_ctx + (i * sizeof(u32)))));
1155 ice_debug(hw, ICE_DBG_QCTX, "qrxdata[%d]: %08X\n", i,
1156 *((u32 *)(ice_rxq_ctx + (i * sizeof(u32)))));
1162 /* LAN Rx Queue Context */
1163 static const struct ice_ctx_ele ice_rlan_ctx_info[] = {
1164 /* Field Width LSB */
1165 ICE_CTX_STORE(ice_rlan_ctx, head, 13, 0),
1166 ICE_CTX_STORE(ice_rlan_ctx, cpuid, 8, 13),
1167 ICE_CTX_STORE(ice_rlan_ctx, base, 57, 32),
1168 ICE_CTX_STORE(ice_rlan_ctx, qlen, 13, 89),
1169 ICE_CTX_STORE(ice_rlan_ctx, dbuf, 7, 102),
1170 ICE_CTX_STORE(ice_rlan_ctx, hbuf, 5, 109),
1171 ICE_CTX_STORE(ice_rlan_ctx, dtype, 2, 114),
1172 ICE_CTX_STORE(ice_rlan_ctx, dsize, 1, 116),
1173 ICE_CTX_STORE(ice_rlan_ctx, crcstrip, 1, 117),
1174 ICE_CTX_STORE(ice_rlan_ctx, l2tsel, 1, 119),
1175 ICE_CTX_STORE(ice_rlan_ctx, hsplit_0, 4, 120),
1176 ICE_CTX_STORE(ice_rlan_ctx, hsplit_1, 2, 124),
1177 ICE_CTX_STORE(ice_rlan_ctx, showiv, 1, 127),
1178 ICE_CTX_STORE(ice_rlan_ctx, rxmax, 14, 174),
1179 ICE_CTX_STORE(ice_rlan_ctx, tphrdesc_ena, 1, 193),
1180 ICE_CTX_STORE(ice_rlan_ctx, tphwdesc_ena, 1, 194),
1181 ICE_CTX_STORE(ice_rlan_ctx, tphdata_ena, 1, 195),
1182 ICE_CTX_STORE(ice_rlan_ctx, tphhead_ena, 1, 196),
1183 ICE_CTX_STORE(ice_rlan_ctx, lrxqthresh, 3, 198),
1184 ICE_CTX_STORE(ice_rlan_ctx, prefena, 1, 201),
1190 * @hw: pointer to the hardware structure
1191 * @rlan_ctx: pointer to the rxq context
1192 * @rxq_index: the index of the Rx queue
1194 * Converts rxq context from sparse to dense structure and then writes
1195 * it to HW register space and enables the hardware to prefetch descriptors
1196 * instead of only fetching them on demand
1199 ice_write_rxq_ctx(struct ice_hw *hw, struct ice_rlan_ctx *rlan_ctx,
1202 u8 ctx_buf[ICE_RXQ_CTX_SZ] = { 0 };
1205 return ICE_ERR_BAD_PTR;
1207 rlan_ctx->prefena = 1;
1209 ice_set_ctx((u8 *)rlan_ctx, ctx_buf, ice_rlan_ctx_info);
1210 return ice_copy_rxq_ctx_to_hw(hw, ctx_buf, rxq_index);
1213 #if !defined(NO_UNUSED_CTX_CODE) || defined(AE_DRIVER)
1216 * @hw: pointer to the hardware structure
1217 * @rxq_index: the index of the Rx queue to clear
1219 * Clears rxq context in HW register space
1221 enum ice_status ice_clear_rxq_ctx(struct ice_hw *hw, u32 rxq_index)
1225 if (rxq_index > QRX_CTRL_MAX_INDEX)
1226 return ICE_ERR_PARAM;
1228 /* Clear each dword register separately */
1229 for (i = 0; i < ICE_RXQ_CTX_SIZE_DWORDS; i++)
1230 wr32(hw, QRX_CONTEXT(i, rxq_index), 0);
1234 #endif /* !NO_UNUSED_CTX_CODE || AE_DRIVER */
1236 /* LAN Tx Queue Context */
1237 const struct ice_ctx_ele ice_tlan_ctx_info[] = {
1238 /* Field Width LSB */
1239 ICE_CTX_STORE(ice_tlan_ctx, base, 57, 0),
1240 ICE_CTX_STORE(ice_tlan_ctx, port_num, 3, 57),
1241 ICE_CTX_STORE(ice_tlan_ctx, cgd_num, 5, 60),
1242 ICE_CTX_STORE(ice_tlan_ctx, pf_num, 3, 65),
1243 ICE_CTX_STORE(ice_tlan_ctx, vmvf_num, 10, 68),
1244 ICE_CTX_STORE(ice_tlan_ctx, vmvf_type, 2, 78),
1245 ICE_CTX_STORE(ice_tlan_ctx, src_vsi, 10, 80),
1246 ICE_CTX_STORE(ice_tlan_ctx, tsyn_ena, 1, 90),
1247 ICE_CTX_STORE(ice_tlan_ctx, internal_usage_flag, 1, 91),
1248 ICE_CTX_STORE(ice_tlan_ctx, alt_vlan, 1, 92),
1249 ICE_CTX_STORE(ice_tlan_ctx, cpuid, 8, 93),
1250 ICE_CTX_STORE(ice_tlan_ctx, wb_mode, 1, 101),
1251 ICE_CTX_STORE(ice_tlan_ctx, tphrd_desc, 1, 102),
1252 ICE_CTX_STORE(ice_tlan_ctx, tphrd, 1, 103),
1253 ICE_CTX_STORE(ice_tlan_ctx, tphwr_desc, 1, 104),
1254 ICE_CTX_STORE(ice_tlan_ctx, cmpq_id, 9, 105),
1255 ICE_CTX_STORE(ice_tlan_ctx, qnum_in_func, 14, 114),
1256 ICE_CTX_STORE(ice_tlan_ctx, itr_notification_mode, 1, 128),
1257 ICE_CTX_STORE(ice_tlan_ctx, adjust_prof_id, 6, 129),
1258 ICE_CTX_STORE(ice_tlan_ctx, qlen, 13, 135),
1259 ICE_CTX_STORE(ice_tlan_ctx, quanta_prof_idx, 4, 148),
1260 ICE_CTX_STORE(ice_tlan_ctx, tso_ena, 1, 152),
1261 ICE_CTX_STORE(ice_tlan_ctx, tso_qnum, 11, 153),
1262 ICE_CTX_STORE(ice_tlan_ctx, legacy_int, 1, 164),
1263 ICE_CTX_STORE(ice_tlan_ctx, drop_ena, 1, 165),
1264 ICE_CTX_STORE(ice_tlan_ctx, cache_prof_idx, 2, 166),
1265 ICE_CTX_STORE(ice_tlan_ctx, pkt_shaper_prof_idx, 3, 168),
1266 ICE_CTX_STORE(ice_tlan_ctx, int_q_state, 122, 171),
1270 #if !defined(NO_UNUSED_CTX_CODE) || defined(AE_DRIVER)
1272 * ice_copy_tx_cmpltnq_ctx_to_hw
1273 * @hw: pointer to the hardware structure
1274 * @ice_tx_cmpltnq_ctx: pointer to the Tx completion queue context
1275 * @tx_cmpltnq_index: the index of the completion queue
1277 * Copies Tx completion queue context from dense structure to HW register space
1279 static enum ice_status
1280 ice_copy_tx_cmpltnq_ctx_to_hw(struct ice_hw *hw, u8 *ice_tx_cmpltnq_ctx,
1281 u32 tx_cmpltnq_index)
1285 if (!ice_tx_cmpltnq_ctx)
1286 return ICE_ERR_BAD_PTR;
1288 if (tx_cmpltnq_index > GLTCLAN_CQ_CNTX0_MAX_INDEX)
1289 return ICE_ERR_PARAM;
1291 /* Copy each dword separately to HW */
1292 for (i = 0; i < ICE_TX_CMPLTNQ_CTX_SIZE_DWORDS; i++) {
1293 wr32(hw, GLTCLAN_CQ_CNTX(i, tx_cmpltnq_index),
1294 *((u32 *)(ice_tx_cmpltnq_ctx + (i * sizeof(u32)))));
1296 ice_debug(hw, ICE_DBG_QCTX, "cmpltnqdata[%d]: %08X\n", i,
1297 *((u32 *)(ice_tx_cmpltnq_ctx + (i * sizeof(u32)))));
1303 /* LAN Tx Completion Queue Context */
1304 static const struct ice_ctx_ele ice_tx_cmpltnq_ctx_info[] = {
1305 /* Field Width LSB */
1306 ICE_CTX_STORE(ice_tx_cmpltnq_ctx, base, 57, 0),
1307 ICE_CTX_STORE(ice_tx_cmpltnq_ctx, q_len, 18, 64),
1308 ICE_CTX_STORE(ice_tx_cmpltnq_ctx, generation, 1, 96),
1309 ICE_CTX_STORE(ice_tx_cmpltnq_ctx, wrt_ptr, 22, 97),
1310 ICE_CTX_STORE(ice_tx_cmpltnq_ctx, pf_num, 3, 128),
1311 ICE_CTX_STORE(ice_tx_cmpltnq_ctx, vmvf_num, 10, 131),
1312 ICE_CTX_STORE(ice_tx_cmpltnq_ctx, vmvf_type, 2, 141),
1313 ICE_CTX_STORE(ice_tx_cmpltnq_ctx, tph_desc_wr, 1, 160),
1314 ICE_CTX_STORE(ice_tx_cmpltnq_ctx, cpuid, 8, 161),
1315 ICE_CTX_STORE(ice_tx_cmpltnq_ctx, cmpltn_cache, 512, 192),
1320 * ice_write_tx_cmpltnq_ctx
1321 * @hw: pointer to the hardware structure
1322 * @tx_cmpltnq_ctx: pointer to the completion queue context
1323 * @tx_cmpltnq_index: the index of the completion queue
1325 * Converts completion queue context from sparse to dense structure and then
1326 * writes it to HW register space
1329 ice_write_tx_cmpltnq_ctx(struct ice_hw *hw,
1330 struct ice_tx_cmpltnq_ctx *tx_cmpltnq_ctx,
1331 u32 tx_cmpltnq_index)
1333 u8 ctx_buf[ICE_TX_CMPLTNQ_CTX_SIZE_DWORDS * sizeof(u32)] = { 0 };
1335 ice_set_ctx((u8 *)tx_cmpltnq_ctx, ctx_buf, ice_tx_cmpltnq_ctx_info);
1336 return ice_copy_tx_cmpltnq_ctx_to_hw(hw, ctx_buf, tx_cmpltnq_index);
1340 * ice_clear_tx_cmpltnq_ctx
1341 * @hw: pointer to the hardware structure
1342 * @tx_cmpltnq_index: the index of the completion queue to clear
1344 * Clears Tx completion queue context in HW register space
1347 ice_clear_tx_cmpltnq_ctx(struct ice_hw *hw, u32 tx_cmpltnq_index)
1351 if (tx_cmpltnq_index > GLTCLAN_CQ_CNTX0_MAX_INDEX)
1352 return ICE_ERR_PARAM;
1354 /* Clear each dword register separately */
1355 for (i = 0; i < ICE_TX_CMPLTNQ_CTX_SIZE_DWORDS; i++)
1356 wr32(hw, GLTCLAN_CQ_CNTX(i, tx_cmpltnq_index), 0);
1362 * ice_copy_tx_drbell_q_ctx_to_hw
1363 * @hw: pointer to the hardware structure
1364 * @ice_tx_drbell_q_ctx: pointer to the doorbell queue context
1365 * @tx_drbell_q_index: the index of the doorbell queue
1367 * Copies doorbell queue context from dense structure to HW register space
1369 static enum ice_status
1370 ice_copy_tx_drbell_q_ctx_to_hw(struct ice_hw *hw, u8 *ice_tx_drbell_q_ctx,
1371 u32 tx_drbell_q_index)
1375 if (!ice_tx_drbell_q_ctx)
1376 return ICE_ERR_BAD_PTR;
1378 if (tx_drbell_q_index > QTX_COMM_DBLQ_DBELL_MAX_INDEX)
1379 return ICE_ERR_PARAM;
1381 /* Copy each dword separately to HW */
1382 for (i = 0; i < ICE_TX_DRBELL_Q_CTX_SIZE_DWORDS; i++) {
1383 wr32(hw, QTX_COMM_DBLQ_CNTX(i, tx_drbell_q_index),
1384 *((u32 *)(ice_tx_drbell_q_ctx + (i * sizeof(u32)))));
1386 ice_debug(hw, ICE_DBG_QCTX, "tx_drbell_qdata[%d]: %08X\n", i,
1387 *((u32 *)(ice_tx_drbell_q_ctx + (i * sizeof(u32)))));
1393 /* LAN Tx Doorbell Queue Context info */
1394 static const struct ice_ctx_ele ice_tx_drbell_q_ctx_info[] = {
1395 /* Field Width LSB */
1396 ICE_CTX_STORE(ice_tx_drbell_q_ctx, base, 57, 0),
1397 ICE_CTX_STORE(ice_tx_drbell_q_ctx, ring_len, 13, 64),
1398 ICE_CTX_STORE(ice_tx_drbell_q_ctx, pf_num, 3, 80),
1399 ICE_CTX_STORE(ice_tx_drbell_q_ctx, vf_num, 8, 84),
1400 ICE_CTX_STORE(ice_tx_drbell_q_ctx, vmvf_type, 2, 94),
1401 ICE_CTX_STORE(ice_tx_drbell_q_ctx, cpuid, 8, 96),
1402 ICE_CTX_STORE(ice_tx_drbell_q_ctx, tph_desc_rd, 1, 104),
1403 ICE_CTX_STORE(ice_tx_drbell_q_ctx, tph_desc_wr, 1, 108),
1404 ICE_CTX_STORE(ice_tx_drbell_q_ctx, db_q_en, 1, 112),
1405 ICE_CTX_STORE(ice_tx_drbell_q_ctx, rd_head, 13, 128),
1406 ICE_CTX_STORE(ice_tx_drbell_q_ctx, rd_tail, 13, 144),
1411 * ice_write_tx_drbell_q_ctx
1412 * @hw: pointer to the hardware structure
1413 * @tx_drbell_q_ctx: pointer to the doorbell queue context
1414 * @tx_drbell_q_index: the index of the doorbell queue
1416 * Converts doorbell queue context from sparse to dense structure and then
1417 * writes it to HW register space
1420 ice_write_tx_drbell_q_ctx(struct ice_hw *hw,
1421 struct ice_tx_drbell_q_ctx *tx_drbell_q_ctx,
1422 u32 tx_drbell_q_index)
1424 u8 ctx_buf[ICE_TX_DRBELL_Q_CTX_SIZE_DWORDS * sizeof(u32)] = { 0 };
1426 ice_set_ctx((u8 *)tx_drbell_q_ctx, ctx_buf, ice_tx_drbell_q_ctx_info);
1427 return ice_copy_tx_drbell_q_ctx_to_hw(hw, ctx_buf, tx_drbell_q_index);
1431 * ice_clear_tx_drbell_q_ctx
1432 * @hw: pointer to the hardware structure
1433 * @tx_drbell_q_index: the index of the doorbell queue to clear
1435 * Clears doorbell queue context in HW register space
1438 ice_clear_tx_drbell_q_ctx(struct ice_hw *hw, u32 tx_drbell_q_index)
1442 if (tx_drbell_q_index > QTX_COMM_DBLQ_DBELL_MAX_INDEX)
1443 return ICE_ERR_PARAM;
1445 /* Clear each dword register separately */
1446 for (i = 0; i < ICE_TX_DRBELL_Q_CTX_SIZE_DWORDS; i++)
1447 wr32(hw, QTX_COMM_DBLQ_CNTX(i, tx_drbell_q_index), 0);
1451 #endif /* !NO_UNUSED_CTX_CODE || AE_DRIVER */
1454 /* FW Admin Queue command wrappers */
1457 * ice_aq_send_cmd - send FW Admin Queue command to FW Admin Queue
1458 * @hw: pointer to the HW struct
1459 * @desc: descriptor describing the command
1460 * @buf: buffer to use for indirect commands (NULL for direct commands)
1461 * @buf_size: size of buffer for indirect commands (0 for direct commands)
1462 * @cd: pointer to command details structure
1464 * Helper function to send FW Admin Queue commands to the FW Admin Queue.
1467 ice_aq_send_cmd(struct ice_hw *hw, struct ice_aq_desc *desc, void *buf,
1468 u16 buf_size, struct ice_sq_cd *cd)
1470 return ice_sq_send_cmd(hw, &hw->adminq, desc, buf, buf_size, cd);
1475 * @hw: pointer to the HW struct
1476 * @cd: pointer to command details structure or NULL
1478 * Get the firmware version (0x0001) from the admin queue commands
1480 enum ice_status ice_aq_get_fw_ver(struct ice_hw *hw, struct ice_sq_cd *cd)
1482 struct ice_aqc_get_ver *resp;
1483 struct ice_aq_desc desc;
1484 enum ice_status status;
1486 resp = &desc.params.get_ver;
1488 ice_fill_dflt_direct_cmd_desc(&desc, ice_aqc_opc_get_ver);
1490 status = ice_aq_send_cmd(hw, &desc, NULL, 0, cd);
1493 hw->fw_branch = resp->fw_branch;
1494 hw->fw_maj_ver = resp->fw_major;
1495 hw->fw_min_ver = resp->fw_minor;
1496 hw->fw_patch = resp->fw_patch;
1497 hw->fw_build = LE32_TO_CPU(resp->fw_build);
1498 hw->api_branch = resp->api_branch;
1499 hw->api_maj_ver = resp->api_major;
1500 hw->api_min_ver = resp->api_minor;
1501 hw->api_patch = resp->api_patch;
1508 * ice_aq_send_driver_ver
1509 * @hw: pointer to the HW struct
1510 * @dv: driver's major, minor version
1511 * @cd: pointer to command details structure or NULL
1513 * Send the driver version (0x0002) to the firmware
1516 ice_aq_send_driver_ver(struct ice_hw *hw, struct ice_driver_ver *dv,
1517 struct ice_sq_cd *cd)
1519 struct ice_aqc_driver_ver *cmd;
1520 struct ice_aq_desc desc;
1523 cmd = &desc.params.driver_ver;
1526 return ICE_ERR_PARAM;
1528 ice_fill_dflt_direct_cmd_desc(&desc, ice_aqc_opc_driver_ver);
1530 desc.flags |= CPU_TO_LE16(ICE_AQ_FLAG_RD);
1531 cmd->major_ver = dv->major_ver;
1532 cmd->minor_ver = dv->minor_ver;
1533 cmd->build_ver = dv->build_ver;
1534 cmd->subbuild_ver = dv->subbuild_ver;
1537 while (len < sizeof(dv->driver_string) &&
1538 IS_ASCII(dv->driver_string[len]) && dv->driver_string[len])
1541 return ice_aq_send_cmd(hw, &desc, dv->driver_string, len, cd);
1546 * @hw: pointer to the HW struct
1547 * @unloading: is the driver unloading itself
1549 * Tell the Firmware that we're shutting down the AdminQ and whether
1550 * or not the driver is unloading as well (0x0003).
1552 enum ice_status ice_aq_q_shutdown(struct ice_hw *hw, bool unloading)
1554 struct ice_aqc_q_shutdown *cmd;
1555 struct ice_aq_desc desc;
1557 cmd = &desc.params.q_shutdown;
1559 ice_fill_dflt_direct_cmd_desc(&desc, ice_aqc_opc_q_shutdown);
1562 cmd->driver_unloading = ICE_AQC_DRIVER_UNLOADING;
1564 return ice_aq_send_cmd(hw, &desc, NULL, 0, NULL);
1569 * @hw: pointer to the HW struct
1571 * @access: access type
1572 * @sdp_number: resource number
1573 * @timeout: the maximum time in ms that the driver may hold the resource
1574 * @cd: pointer to command details structure or NULL
1576 * Requests common resource using the admin queue commands (0x0008).
1577 * When attempting to acquire the Global Config Lock, the driver can
1578 * learn of three states:
1579 * 1) ICE_SUCCESS - acquired lock, and can perform download package
1580 * 2) ICE_ERR_AQ_ERROR - did not get lock, driver should fail to load
1581 * 3) ICE_ERR_AQ_NO_WORK - did not get lock, but another driver has
1582 * successfully downloaded the package; the driver does
1583 * not have to download the package and can continue
1586 * Note that if the caller is in an acquire lock, perform action, release lock
1587 * phase of operation, it is possible that the FW may detect a timeout and issue
1588 * a CORER. In this case, the driver will receive a CORER interrupt and will
1589 * have to determine its cause. The calling thread that is handling this flow
1590 * will likely get an error propagated back to it indicating the Download
1591 * Package, Update Package or the Release Resource AQ commands timed out.
1593 static enum ice_status
1594 ice_aq_req_res(struct ice_hw *hw, enum ice_aq_res_ids res,
1595 enum ice_aq_res_access_type access, u8 sdp_number, u32 *timeout,
1596 struct ice_sq_cd *cd)
1598 struct ice_aqc_req_res *cmd_resp;
1599 struct ice_aq_desc desc;
1600 enum ice_status status;
1602 ice_debug(hw, ICE_DBG_TRACE, "%s\n", __func__);
1604 cmd_resp = &desc.params.res_owner;
1606 ice_fill_dflt_direct_cmd_desc(&desc, ice_aqc_opc_req_res);
1608 cmd_resp->res_id = CPU_TO_LE16(res);
1609 cmd_resp->access_type = CPU_TO_LE16(access);
1610 cmd_resp->res_number = CPU_TO_LE32(sdp_number);
1611 cmd_resp->timeout = CPU_TO_LE32(*timeout);
1614 status = ice_aq_send_cmd(hw, &desc, NULL, 0, cd);
1616 /* The completion specifies the maximum time in ms that the driver
1617 * may hold the resource in the Timeout field.
1620 /* Global config lock response utilizes an additional status field.
1622 * If the Global config lock resource is held by some other driver, the
1623 * command completes with ICE_AQ_RES_GLBL_IN_PROG in the status field
1624 * and the timeout field indicates the maximum time the current owner
1625 * of the resource has to free it.
1627 if (res == ICE_GLOBAL_CFG_LOCK_RES_ID) {
1628 if (LE16_TO_CPU(cmd_resp->status) == ICE_AQ_RES_GLBL_SUCCESS) {
1629 *timeout = LE32_TO_CPU(cmd_resp->timeout);
1631 } else if (LE16_TO_CPU(cmd_resp->status) ==
1632 ICE_AQ_RES_GLBL_IN_PROG) {
1633 *timeout = LE32_TO_CPU(cmd_resp->timeout);
1634 return ICE_ERR_AQ_ERROR;
1635 } else if (LE16_TO_CPU(cmd_resp->status) ==
1636 ICE_AQ_RES_GLBL_DONE) {
1637 return ICE_ERR_AQ_NO_WORK;
1640 /* invalid FW response, force a timeout immediately */
1642 return ICE_ERR_AQ_ERROR;
1645 /* If the resource is held by some other driver, the command completes
1646 * with a busy return value and the timeout field indicates the maximum
1647 * time the current owner of the resource has to free it.
1649 if (!status || hw->adminq.sq_last_status == ICE_AQ_RC_EBUSY)
1650 *timeout = LE32_TO_CPU(cmd_resp->timeout);
1656 * ice_aq_release_res
1657 * @hw: pointer to the HW struct
1659 * @sdp_number: resource number
1660 * @cd: pointer to command details structure or NULL
1662 * release common resource using the admin queue commands (0x0009)
1664 static enum ice_status
1665 ice_aq_release_res(struct ice_hw *hw, enum ice_aq_res_ids res, u8 sdp_number,
1666 struct ice_sq_cd *cd)
1668 struct ice_aqc_req_res *cmd;
1669 struct ice_aq_desc desc;
1671 ice_debug(hw, ICE_DBG_TRACE, "%s\n", __func__);
1673 cmd = &desc.params.res_owner;
1675 ice_fill_dflt_direct_cmd_desc(&desc, ice_aqc_opc_release_res);
1677 cmd->res_id = CPU_TO_LE16(res);
1678 cmd->res_number = CPU_TO_LE32(sdp_number);
1680 return ice_aq_send_cmd(hw, &desc, NULL, 0, cd);
1685 * @hw: pointer to the HW structure
1687 * @access: access type (read or write)
1688 * @timeout: timeout in milliseconds
1690 * This function will attempt to acquire the ownership of a resource.
1693 ice_acquire_res(struct ice_hw *hw, enum ice_aq_res_ids res,
1694 enum ice_aq_res_access_type access, u32 timeout)
1696 #define ICE_RES_POLLING_DELAY_MS 10
1697 u32 delay = ICE_RES_POLLING_DELAY_MS;
1698 u32 time_left = timeout;
1699 enum ice_status status;
1701 ice_debug(hw, ICE_DBG_TRACE, "%s\n", __func__);
1703 status = ice_aq_req_res(hw, res, access, 0, &time_left, NULL);
1705 /* A return code of ICE_ERR_AQ_NO_WORK means that another driver has
1706 * previously acquired the resource and performed any necessary updates;
1707 * in this case the caller does not obtain the resource and has no
1708 * further work to do.
1710 if (status == ICE_ERR_AQ_NO_WORK)
1711 goto ice_acquire_res_exit;
1714 ice_debug(hw, ICE_DBG_RES,
1715 "resource %d acquire type %d failed.\n", res, access);
1717 /* If necessary, poll until the current lock owner timeouts */
1718 timeout = time_left;
1719 while (status && timeout && time_left) {
1720 ice_msec_delay(delay, true);
1721 timeout = (timeout > delay) ? timeout - delay : 0;
1722 status = ice_aq_req_res(hw, res, access, 0, &time_left, NULL);
1724 if (status == ICE_ERR_AQ_NO_WORK)
1725 /* lock free, but no work to do */
1732 if (status && status != ICE_ERR_AQ_NO_WORK)
1733 ice_debug(hw, ICE_DBG_RES, "resource acquire timed out.\n");
1735 ice_acquire_res_exit:
1736 if (status == ICE_ERR_AQ_NO_WORK) {
1737 if (access == ICE_RES_WRITE)
1738 ice_debug(hw, ICE_DBG_RES,
1739 "resource indicates no work to do.\n");
1741 ice_debug(hw, ICE_DBG_RES,
1742 "Warning: ICE_ERR_AQ_NO_WORK not expected\n");
1749 * @hw: pointer to the HW structure
1752 * This function will release a resource using the proper Admin Command.
1754 void ice_release_res(struct ice_hw *hw, enum ice_aq_res_ids res)
1756 enum ice_status status;
1757 u32 total_delay = 0;
1759 ice_debug(hw, ICE_DBG_TRACE, "%s\n", __func__);
1761 status = ice_aq_release_res(hw, res, 0, NULL);
1763 /* there are some rare cases when trying to release the resource
1764 * results in an admin queue timeout, so handle them correctly
1766 while ((status == ICE_ERR_AQ_TIMEOUT) &&
1767 (total_delay < hw->adminq.sq_cmd_timeout)) {
1768 ice_msec_delay(1, true);
1769 status = ice_aq_release_res(hw, res, 0, NULL);
1775 * ice_aq_alloc_free_res - command to allocate/free resources
1776 * @hw: pointer to the HW struct
1777 * @num_entries: number of resource entries in buffer
1778 * @buf: Indirect buffer to hold data parameters and response
1779 * @buf_size: size of buffer for indirect commands
1780 * @opc: pass in the command opcode
1781 * @cd: pointer to command details structure or NULL
1783 * Helper function to allocate/free resources using the admin queue commands
1786 ice_aq_alloc_free_res(struct ice_hw *hw, u16 num_entries,
1787 struct ice_aqc_alloc_free_res_elem *buf, u16 buf_size,
1788 enum ice_adminq_opc opc, struct ice_sq_cd *cd)
1790 struct ice_aqc_alloc_free_res_cmd *cmd;
1791 struct ice_aq_desc desc;
1793 ice_debug(hw, ICE_DBG_TRACE, "%s\n", __func__);
1795 cmd = &desc.params.sw_res_ctrl;
1798 return ICE_ERR_PARAM;
1800 if (buf_size < (num_entries * sizeof(buf->elem[0])))
1801 return ICE_ERR_PARAM;
1803 ice_fill_dflt_direct_cmd_desc(&desc, opc);
1805 desc.flags |= CPU_TO_LE16(ICE_AQ_FLAG_RD);
1807 cmd->num_entries = CPU_TO_LE16(num_entries);
1809 return ice_aq_send_cmd(hw, &desc, buf, buf_size, cd);
1813 * ice_alloc_hw_res - allocate resource
1814 * @hw: pointer to the HW struct
1815 * @type: type of resource
1816 * @num: number of resources to allocate
1817 * @btm: allocate from bottom
1818 * @res: pointer to array that will receive the resources
1821 ice_alloc_hw_res(struct ice_hw *hw, u16 type, u16 num, bool btm, u16 *res)
1823 struct ice_aqc_alloc_free_res_elem *buf;
1824 enum ice_status status;
1827 buf_len = sizeof(*buf) + sizeof(buf->elem) * (num - 1);
1828 buf = (struct ice_aqc_alloc_free_res_elem *)
1829 ice_malloc(hw, buf_len);
1831 return ICE_ERR_NO_MEMORY;
1833 /* Prepare buffer to allocate resource. */
1834 buf->num_elems = CPU_TO_LE16(num);
1835 buf->res_type = CPU_TO_LE16(type | ICE_AQC_RES_TYPE_FLAG_DEDICATED |
1836 ICE_AQC_RES_TYPE_FLAG_IGNORE_INDEX);
1838 buf->res_type |= CPU_TO_LE16(ICE_AQC_RES_TYPE_FLAG_SCAN_BOTTOM);
1840 status = ice_aq_alloc_free_res(hw, 1, buf, buf_len,
1841 ice_aqc_opc_alloc_res, NULL);
1843 goto ice_alloc_res_exit;
1845 ice_memcpy(res, buf->elem, sizeof(buf->elem) * num,
1846 ICE_NONDMA_TO_NONDMA);
1854 * ice_free_hw_res - free allocated HW resource
1855 * @hw: pointer to the HW struct
1856 * @type: type of resource to free
1857 * @num: number of resources
1858 * @res: pointer to array that contains the resources to free
1861 ice_free_hw_res(struct ice_hw *hw, u16 type, u16 num, u16 *res)
1863 struct ice_aqc_alloc_free_res_elem *buf;
1864 enum ice_status status;
1867 buf_len = sizeof(*buf) + sizeof(buf->elem) * (num - 1);
1868 buf = (struct ice_aqc_alloc_free_res_elem *)ice_malloc(hw, buf_len);
1870 return ICE_ERR_NO_MEMORY;
1872 /* Prepare buffer to free resource. */
1873 buf->num_elems = CPU_TO_LE16(num);
1874 buf->res_type = CPU_TO_LE16(type);
1875 ice_memcpy(buf->elem, res, sizeof(buf->elem) * num,
1876 ICE_NONDMA_TO_NONDMA);
1878 status = ice_aq_alloc_free_res(hw, num, buf, buf_len,
1879 ice_aqc_opc_free_res, NULL);
1881 ice_debug(hw, ICE_DBG_SW, "CQ CMD Buffer:\n");
1888 * ice_get_num_per_func - determine number of resources per PF
1889 * @hw: pointer to the HW structure
1890 * @max: value to be evenly split between each PF
1892 * Determine the number of valid functions by going through the bitmap returned
1893 * from parsing capabilities and use this to calculate the number of resources
1894 * per PF based on the max value passed in.
1896 static u32 ice_get_num_per_func(struct ice_hw *hw, u32 max)
1900 #define ICE_CAPS_VALID_FUNCS_M 0xFF
1901 funcs = ice_hweight8(hw->dev_caps.common_cap.valid_functions &
1902 ICE_CAPS_VALID_FUNCS_M);
1911 * ice_parse_caps - parse function/device capabilities
1912 * @hw: pointer to the HW struct
1913 * @buf: pointer to a buffer containing function/device capability records
1914 * @cap_count: number of capability records in the list
1915 * @opc: type of capabilities list to parse
1917 * Helper function to parse function(0x000a)/device(0x000b) capabilities list.
1920 ice_parse_caps(struct ice_hw *hw, void *buf, u32 cap_count,
1921 enum ice_adminq_opc opc)
1923 struct ice_aqc_list_caps_elem *cap_resp;
1924 struct ice_hw_func_caps *func_p = NULL;
1925 struct ice_hw_dev_caps *dev_p = NULL;
1926 struct ice_hw_common_caps *caps;
1933 cap_resp = (struct ice_aqc_list_caps_elem *)buf;
1935 if (opc == ice_aqc_opc_list_dev_caps) {
1936 dev_p = &hw->dev_caps;
1937 caps = &dev_p->common_cap;
1939 } else if (opc == ice_aqc_opc_list_func_caps) {
1940 func_p = &hw->func_caps;
1941 caps = &func_p->common_cap;
1942 prefix = "func cap";
1944 ice_debug(hw, ICE_DBG_INIT, "wrong opcode\n");
1948 for (i = 0; caps && i < cap_count; i++, cap_resp++) {
1949 u32 logical_id = LE32_TO_CPU(cap_resp->logical_id);
1950 u32 phys_id = LE32_TO_CPU(cap_resp->phys_id);
1951 u32 number = LE32_TO_CPU(cap_resp->number);
1952 u16 cap = LE16_TO_CPU(cap_resp->cap);
1955 case ICE_AQC_CAPS_VALID_FUNCTIONS:
1956 caps->valid_functions = number;
1957 ice_debug(hw, ICE_DBG_INIT,
1958 "%s: valid functions = %d\n", prefix,
1959 caps->valid_functions);
1961 /* store func count for resource management purposes */
1963 dev_p->num_funcs = ice_hweight32(number);
1965 case ICE_AQC_CAPS_VSI:
1967 dev_p->num_vsi_allocd_to_host = number;
1968 ice_debug(hw, ICE_DBG_INIT,
1969 "%s: num VSI alloc to host = %d\n",
1971 dev_p->num_vsi_allocd_to_host);
1972 } else if (func_p) {
1973 func_p->guar_num_vsi =
1974 ice_get_num_per_func(hw, ICE_MAX_VSI);
1975 ice_debug(hw, ICE_DBG_INIT,
1976 "%s: num guaranteed VSI (fw) = %d\n",
1978 ice_debug(hw, ICE_DBG_INIT,
1979 "%s: num guaranteed VSI = %d\n",
1980 prefix, func_p->guar_num_vsi);
1983 case ICE_AQC_CAPS_DCB:
1984 caps->dcb = (number == 1);
1985 caps->active_tc_bitmap = logical_id;
1986 caps->maxtc = phys_id;
1987 ice_debug(hw, ICE_DBG_INIT,
1988 "%s: DCB = %d\n", prefix, caps->dcb);
1989 ice_debug(hw, ICE_DBG_INIT,
1990 "%s: active TC bitmap = %d\n", prefix,
1991 caps->active_tc_bitmap);
1992 ice_debug(hw, ICE_DBG_INIT,
1993 "%s: TC max = %d\n", prefix, caps->maxtc);
1995 case ICE_AQC_CAPS_RSS:
1996 caps->rss_table_size = number;
1997 caps->rss_table_entry_width = logical_id;
1998 ice_debug(hw, ICE_DBG_INIT,
1999 "%s: RSS table size = %d\n", prefix,
2000 caps->rss_table_size);
2001 ice_debug(hw, ICE_DBG_INIT,
2002 "%s: RSS table width = %d\n", prefix,
2003 caps->rss_table_entry_width);
2005 case ICE_AQC_CAPS_RXQS:
2006 caps->num_rxq = number;
2007 caps->rxq_first_id = phys_id;
2008 ice_debug(hw, ICE_DBG_INIT,
2009 "%s: num Rx queues = %d\n", prefix,
2011 ice_debug(hw, ICE_DBG_INIT,
2012 "%s: Rx first queue ID = %d\n", prefix,
2013 caps->rxq_first_id);
2015 case ICE_AQC_CAPS_TXQS:
2016 caps->num_txq = number;
2017 caps->txq_first_id = phys_id;
2018 ice_debug(hw, ICE_DBG_INIT,
2019 "%s: num Tx queues = %d\n", prefix,
2021 ice_debug(hw, ICE_DBG_INIT,
2022 "%s: Tx first queue ID = %d\n", prefix,
2023 caps->txq_first_id);
2025 case ICE_AQC_CAPS_MSIX:
2026 caps->num_msix_vectors = number;
2027 caps->msix_vector_first_id = phys_id;
2028 ice_debug(hw, ICE_DBG_INIT,
2029 "%s: MSIX vector count = %d\n", prefix,
2030 caps->num_msix_vectors);
2031 ice_debug(hw, ICE_DBG_INIT,
2032 "%s: MSIX first vector index = %d\n", prefix,
2033 caps->msix_vector_first_id);
2035 case ICE_AQC_CAPS_FD:
2040 dev_p->num_flow_director_fltr = number;
2041 ice_debug(hw, ICE_DBG_INIT,
2042 "%s: num FD filters = %d\n", prefix,
2043 dev_p->num_flow_director_fltr);
2046 reg_val = rd32(hw, GLQF_FD_SIZE);
2047 val = (reg_val & GLQF_FD_SIZE_FD_GSIZE_M) >>
2048 GLQF_FD_SIZE_FD_GSIZE_S;
2049 func_p->fd_fltr_guar =
2050 ice_get_num_per_func(hw, val);
2051 val = (reg_val & GLQF_FD_SIZE_FD_BSIZE_M) >>
2052 GLQF_FD_SIZE_FD_BSIZE_S;
2053 func_p->fd_fltr_best_effort = val;
2054 ice_debug(hw, ICE_DBG_INIT,
2055 "%s: num guaranteed FD filters = %d\n",
2056 prefix, func_p->fd_fltr_guar);
2057 ice_debug(hw, ICE_DBG_INIT,
2058 "%s: num best effort FD filters = %d\n",
2059 prefix, func_p->fd_fltr_best_effort);
2063 case ICE_AQC_CAPS_MAX_MTU:
2064 caps->max_mtu = number;
2065 ice_debug(hw, ICE_DBG_INIT, "%s: max MTU = %d\n",
2066 prefix, caps->max_mtu);
2069 ice_debug(hw, ICE_DBG_INIT,
2070 "%s: unknown capability[%d]: 0x%x\n", prefix,
2076 /* Re-calculate capabilities that are dependent on the number of
2077 * physical ports; i.e. some features are not supported or function
2078 * differently on devices with more than 4 ports.
2080 if (hw->dev_caps.num_funcs > 4) {
2081 /* Max 4 TCs per port */
2083 ice_debug(hw, ICE_DBG_INIT,
2084 "%s: TC max = %d (based on #ports)\n", prefix,
2090 * ice_aq_discover_caps - query function/device capabilities
2091 * @hw: pointer to the HW struct
2092 * @buf: a virtual buffer to hold the capabilities
2093 * @buf_size: Size of the virtual buffer
2094 * @cap_count: cap count needed if AQ err==ENOMEM
2095 * @opc: capabilities type to discover - pass in the command opcode
2096 * @cd: pointer to command details structure or NULL
2098 * Get the function(0x000a)/device(0x000b) capabilities description from
2101 static enum ice_status
2102 ice_aq_discover_caps(struct ice_hw *hw, void *buf, u16 buf_size, u32 *cap_count,
2103 enum ice_adminq_opc opc, struct ice_sq_cd *cd)
2105 struct ice_aqc_list_caps *cmd;
2106 struct ice_aq_desc desc;
2107 enum ice_status status;
2109 cmd = &desc.params.get_cap;
2111 if (opc != ice_aqc_opc_list_func_caps &&
2112 opc != ice_aqc_opc_list_dev_caps)
2113 return ICE_ERR_PARAM;
2115 ice_fill_dflt_direct_cmd_desc(&desc, opc);
2117 status = ice_aq_send_cmd(hw, &desc, buf, buf_size, cd);
2119 ice_parse_caps(hw, buf, LE32_TO_CPU(cmd->count), opc);
2120 else if (hw->adminq.sq_last_status == ICE_AQ_RC_ENOMEM)
2121 *cap_count = LE32_TO_CPU(cmd->count);
2126 * ice_discover_caps - get info about the HW
2127 * @hw: pointer to the hardware structure
2128 * @opc: capabilities type to discover - pass in the command opcode
2130 static enum ice_status
2131 ice_discover_caps(struct ice_hw *hw, enum ice_adminq_opc opc)
2133 enum ice_status status;
2138 /* The driver doesn't know how many capabilities the device will return
2139 * so the buffer size required isn't known ahead of time. The driver
2140 * starts with cbuf_len and if this turns out to be insufficient, the
2141 * device returns ICE_AQ_RC_ENOMEM and also the cap_count it needs.
2142 * The driver then allocates the buffer based on the count and retries
2143 * the operation. So it follows that the retry count is 2.
2145 #define ICE_GET_CAP_BUF_COUNT 40
2146 #define ICE_GET_CAP_RETRY_COUNT 2
2148 cap_count = ICE_GET_CAP_BUF_COUNT;
2149 retries = ICE_GET_CAP_RETRY_COUNT;
2154 cbuf_len = (u16)(cap_count *
2155 sizeof(struct ice_aqc_list_caps_elem));
2156 cbuf = ice_malloc(hw, cbuf_len);
2158 return ICE_ERR_NO_MEMORY;
2160 status = ice_aq_discover_caps(hw, cbuf, cbuf_len, &cap_count,
2164 if (!status || hw->adminq.sq_last_status != ICE_AQ_RC_ENOMEM)
2167 /* If ENOMEM is returned, try again with bigger buffer */
2168 } while (--retries);
2174 * ice_get_caps - get info about the HW
2175 * @hw: pointer to the hardware structure
2177 enum ice_status ice_get_caps(struct ice_hw *hw)
2179 enum ice_status status;
2181 status = ice_discover_caps(hw, ice_aqc_opc_list_dev_caps);
2183 status = ice_discover_caps(hw, ice_aqc_opc_list_func_caps);
2189 * ice_aq_manage_mac_write - manage MAC address write command
2190 * @hw: pointer to the HW struct
2191 * @mac_addr: MAC address to be written as LAA/LAA+WoL/Port address
2192 * @flags: flags to control write behavior
2193 * @cd: pointer to command details structure or NULL
2195 * This function is used to write MAC address to the NVM (0x0108).
2198 ice_aq_manage_mac_write(struct ice_hw *hw, const u8 *mac_addr, u8 flags,
2199 struct ice_sq_cd *cd)
2201 struct ice_aqc_manage_mac_write *cmd;
2202 struct ice_aq_desc desc;
2204 cmd = &desc.params.mac_write;
2205 ice_fill_dflt_direct_cmd_desc(&desc, ice_aqc_opc_manage_mac_write);
2210 /* Prep values for flags, sah, sal */
2211 cmd->sah = HTONS(*((const u16 *)mac_addr));
2212 cmd->sal = HTONL(*((const u32 *)(mac_addr + 2)));
2214 return ice_aq_send_cmd(hw, &desc, NULL, 0, cd);
2218 * ice_aq_clear_pxe_mode
2219 * @hw: pointer to the HW struct
2221 * Tell the firmware that the driver is taking over from PXE (0x0110).
2223 static enum ice_status ice_aq_clear_pxe_mode(struct ice_hw *hw)
2225 struct ice_aq_desc desc;
2227 ice_fill_dflt_direct_cmd_desc(&desc, ice_aqc_opc_clear_pxe_mode);
2228 desc.params.clear_pxe.rx_cnt = ICE_AQC_CLEAR_PXE_RX_CNT;
2230 return ice_aq_send_cmd(hw, &desc, NULL, 0, NULL);
2234 * ice_clear_pxe_mode - clear pxe operations mode
2235 * @hw: pointer to the HW struct
2237 * Make sure all PXE mode settings are cleared, including things
2238 * like descriptor fetch/write-back mode.
2240 void ice_clear_pxe_mode(struct ice_hw *hw)
2242 if (ice_check_sq_alive(hw, &hw->adminq))
2243 ice_aq_clear_pxe_mode(hw);
2248 * ice_get_link_speed_based_on_phy_type - returns link speed
2249 * @phy_type_low: lower part of phy_type
2250 * @phy_type_high: higher part of phy_type
2252 * This helper function will convert an entry in PHY type structure
2253 * [phy_type_low, phy_type_high] to its corresponding link speed.
2254 * Note: In the structure of [phy_type_low, phy_type_high], there should
2255 * be one bit set, as this function will convert one PHY type to its
2257 * If no bit gets set, ICE_LINK_SPEED_UNKNOWN will be returned
2258 * If more than one bit gets set, ICE_LINK_SPEED_UNKNOWN will be returned
2261 ice_get_link_speed_based_on_phy_type(u64 phy_type_low, u64 phy_type_high)
2263 u16 speed_phy_type_high = ICE_AQ_LINK_SPEED_UNKNOWN;
2264 u16 speed_phy_type_low = ICE_AQ_LINK_SPEED_UNKNOWN;
2266 switch (phy_type_low) {
2267 case ICE_PHY_TYPE_LOW_100BASE_TX:
2268 case ICE_PHY_TYPE_LOW_100M_SGMII:
2269 speed_phy_type_low = ICE_AQ_LINK_SPEED_100MB;
2271 case ICE_PHY_TYPE_LOW_1000BASE_T:
2272 case ICE_PHY_TYPE_LOW_1000BASE_SX:
2273 case ICE_PHY_TYPE_LOW_1000BASE_LX:
2274 case ICE_PHY_TYPE_LOW_1000BASE_KX:
2275 case ICE_PHY_TYPE_LOW_1G_SGMII:
2276 speed_phy_type_low = ICE_AQ_LINK_SPEED_1000MB;
2278 case ICE_PHY_TYPE_LOW_2500BASE_T:
2279 case ICE_PHY_TYPE_LOW_2500BASE_X:
2280 case ICE_PHY_TYPE_LOW_2500BASE_KX:
2281 speed_phy_type_low = ICE_AQ_LINK_SPEED_2500MB;
2283 case ICE_PHY_TYPE_LOW_5GBASE_T:
2284 case ICE_PHY_TYPE_LOW_5GBASE_KR:
2285 speed_phy_type_low = ICE_AQ_LINK_SPEED_5GB;
2287 case ICE_PHY_TYPE_LOW_10GBASE_T:
2288 case ICE_PHY_TYPE_LOW_10G_SFI_DA:
2289 case ICE_PHY_TYPE_LOW_10GBASE_SR:
2290 case ICE_PHY_TYPE_LOW_10GBASE_LR:
2291 case ICE_PHY_TYPE_LOW_10GBASE_KR_CR1:
2292 case ICE_PHY_TYPE_LOW_10G_SFI_AOC_ACC:
2293 case ICE_PHY_TYPE_LOW_10G_SFI_C2C:
2294 speed_phy_type_low = ICE_AQ_LINK_SPEED_10GB;
2296 case ICE_PHY_TYPE_LOW_25GBASE_T:
2297 case ICE_PHY_TYPE_LOW_25GBASE_CR:
2298 case ICE_PHY_TYPE_LOW_25GBASE_CR_S:
2299 case ICE_PHY_TYPE_LOW_25GBASE_CR1:
2300 case ICE_PHY_TYPE_LOW_25GBASE_SR:
2301 case ICE_PHY_TYPE_LOW_25GBASE_LR:
2302 case ICE_PHY_TYPE_LOW_25GBASE_KR:
2303 case ICE_PHY_TYPE_LOW_25GBASE_KR_S:
2304 case ICE_PHY_TYPE_LOW_25GBASE_KR1:
2305 case ICE_PHY_TYPE_LOW_25G_AUI_AOC_ACC:
2306 case ICE_PHY_TYPE_LOW_25G_AUI_C2C:
2307 speed_phy_type_low = ICE_AQ_LINK_SPEED_25GB;
2309 case ICE_PHY_TYPE_LOW_40GBASE_CR4:
2310 case ICE_PHY_TYPE_LOW_40GBASE_SR4:
2311 case ICE_PHY_TYPE_LOW_40GBASE_LR4:
2312 case ICE_PHY_TYPE_LOW_40GBASE_KR4:
2313 case ICE_PHY_TYPE_LOW_40G_XLAUI_AOC_ACC:
2314 case ICE_PHY_TYPE_LOW_40G_XLAUI:
2315 speed_phy_type_low = ICE_AQ_LINK_SPEED_40GB;
2317 case ICE_PHY_TYPE_LOW_50GBASE_CR2:
2318 case ICE_PHY_TYPE_LOW_50GBASE_SR2:
2319 case ICE_PHY_TYPE_LOW_50GBASE_LR2:
2320 case ICE_PHY_TYPE_LOW_50GBASE_KR2:
2321 case ICE_PHY_TYPE_LOW_50G_LAUI2_AOC_ACC:
2322 case ICE_PHY_TYPE_LOW_50G_LAUI2:
2323 case ICE_PHY_TYPE_LOW_50G_AUI2_AOC_ACC:
2324 case ICE_PHY_TYPE_LOW_50G_AUI2:
2325 case ICE_PHY_TYPE_LOW_50GBASE_CP:
2326 case ICE_PHY_TYPE_LOW_50GBASE_SR:
2327 case ICE_PHY_TYPE_LOW_50GBASE_FR:
2328 case ICE_PHY_TYPE_LOW_50GBASE_LR:
2329 case ICE_PHY_TYPE_LOW_50GBASE_KR_PAM4:
2330 case ICE_PHY_TYPE_LOW_50G_AUI1_AOC_ACC:
2331 case ICE_PHY_TYPE_LOW_50G_AUI1:
2332 speed_phy_type_low = ICE_AQ_LINK_SPEED_50GB;
2334 case ICE_PHY_TYPE_LOW_100GBASE_CR4:
2335 case ICE_PHY_TYPE_LOW_100GBASE_SR4:
2336 case ICE_PHY_TYPE_LOW_100GBASE_LR4:
2337 case ICE_PHY_TYPE_LOW_100GBASE_KR4:
2338 case ICE_PHY_TYPE_LOW_100G_CAUI4_AOC_ACC:
2339 case ICE_PHY_TYPE_LOW_100G_CAUI4:
2340 case ICE_PHY_TYPE_LOW_100G_AUI4_AOC_ACC:
2341 case ICE_PHY_TYPE_LOW_100G_AUI4:
2342 case ICE_PHY_TYPE_LOW_100GBASE_CR_PAM4:
2343 case ICE_PHY_TYPE_LOW_100GBASE_KR_PAM4:
2344 case ICE_PHY_TYPE_LOW_100GBASE_CP2:
2345 case ICE_PHY_TYPE_LOW_100GBASE_SR2:
2346 case ICE_PHY_TYPE_LOW_100GBASE_DR:
2347 speed_phy_type_low = ICE_AQ_LINK_SPEED_100GB;
2350 speed_phy_type_low = ICE_AQ_LINK_SPEED_UNKNOWN;
2354 switch (phy_type_high) {
2355 case ICE_PHY_TYPE_HIGH_100GBASE_KR2_PAM4:
2356 case ICE_PHY_TYPE_HIGH_100G_CAUI2_AOC_ACC:
2357 case ICE_PHY_TYPE_HIGH_100G_CAUI2:
2358 case ICE_PHY_TYPE_HIGH_100G_AUI2_AOC_ACC:
2359 case ICE_PHY_TYPE_HIGH_100G_AUI2:
2360 speed_phy_type_high = ICE_AQ_LINK_SPEED_100GB;
2363 speed_phy_type_high = ICE_AQ_LINK_SPEED_UNKNOWN;
2367 if (speed_phy_type_low == ICE_AQ_LINK_SPEED_UNKNOWN &&
2368 speed_phy_type_high == ICE_AQ_LINK_SPEED_UNKNOWN)
2369 return ICE_AQ_LINK_SPEED_UNKNOWN;
2370 else if (speed_phy_type_low != ICE_AQ_LINK_SPEED_UNKNOWN &&
2371 speed_phy_type_high != ICE_AQ_LINK_SPEED_UNKNOWN)
2372 return ICE_AQ_LINK_SPEED_UNKNOWN;
2373 else if (speed_phy_type_low != ICE_AQ_LINK_SPEED_UNKNOWN &&
2374 speed_phy_type_high == ICE_AQ_LINK_SPEED_UNKNOWN)
2375 return speed_phy_type_low;
2377 return speed_phy_type_high;
2381 * ice_update_phy_type
2382 * @phy_type_low: pointer to the lower part of phy_type
2383 * @phy_type_high: pointer to the higher part of phy_type
2384 * @link_speeds_bitmap: targeted link speeds bitmap
2386 * Note: For the link_speeds_bitmap structure, you can check it at
2387 * [ice_aqc_get_link_status->link_speed]. Caller can pass in
2388 * link_speeds_bitmap include multiple speeds.
2390 * Each entry in this [phy_type_low, phy_type_high] structure will
2391 * present a certain link speed. This helper function will turn on bits
2392 * in [phy_type_low, phy_type_high] structure based on the value of
2393 * link_speeds_bitmap input parameter.
2396 ice_update_phy_type(u64 *phy_type_low, u64 *phy_type_high,
2397 u16 link_speeds_bitmap)
2404 /* We first check with low part of phy_type */
2405 for (index = 0; index <= ICE_PHY_TYPE_LOW_MAX_INDEX; index++) {
2406 pt_low = BIT_ULL(index);
2407 speed = ice_get_link_speed_based_on_phy_type(pt_low, 0);
2409 if (link_speeds_bitmap & speed)
2410 *phy_type_low |= BIT_ULL(index);
2413 /* We then check with high part of phy_type */
2414 for (index = 0; index <= ICE_PHY_TYPE_HIGH_MAX_INDEX; index++) {
2415 pt_high = BIT_ULL(index);
2416 speed = ice_get_link_speed_based_on_phy_type(0, pt_high);
2418 if (link_speeds_bitmap & speed)
2419 *phy_type_high |= BIT_ULL(index);
2424 * ice_aq_set_phy_cfg
2425 * @hw: pointer to the HW struct
2426 * @pi: port info structure of the interested logical port
2427 * @cfg: structure with PHY configuration data to be set
2428 * @cd: pointer to command details structure or NULL
2430 * Set the various PHY configuration parameters supported on the Port.
2431 * One or more of the Set PHY config parameters may be ignored in an MFP
2432 * mode as the PF may not have the privilege to set some of the PHY Config
2433 * parameters. This status will be indicated by the command response (0x0601).
2436 ice_aq_set_phy_cfg(struct ice_hw *hw, struct ice_port_info *pi,
2437 struct ice_aqc_set_phy_cfg_data *cfg, struct ice_sq_cd *cd)
2439 struct ice_aq_desc desc;
2440 enum ice_status status;
2443 return ICE_ERR_PARAM;
2445 /* Ensure that only valid bits of cfg->caps can be turned on. */
2446 if (cfg->caps & ~ICE_AQ_PHY_ENA_VALID_MASK) {
2447 ice_debug(hw, ICE_DBG_PHY,
2448 "Invalid bit is set in ice_aqc_set_phy_cfg_data->caps : 0x%x\n",
2451 cfg->caps &= ICE_AQ_PHY_ENA_VALID_MASK;
2454 ice_fill_dflt_direct_cmd_desc(&desc, ice_aqc_opc_set_phy_cfg);
2455 desc.params.set_phy.lport_num = pi->lport;
2456 desc.flags |= CPU_TO_LE16(ICE_AQ_FLAG_RD);
2458 ice_debug(hw, ICE_DBG_LINK, "phy_type_low = 0x%llx\n",
2459 (unsigned long long)LE64_TO_CPU(cfg->phy_type_low));
2460 ice_debug(hw, ICE_DBG_LINK, "phy_type_high = 0x%llx\n",
2461 (unsigned long long)LE64_TO_CPU(cfg->phy_type_high));
2462 ice_debug(hw, ICE_DBG_LINK, "caps = 0x%x\n", cfg->caps);
2463 ice_debug(hw, ICE_DBG_LINK, "low_power_ctrl = 0x%x\n",
2464 cfg->low_power_ctrl);
2465 ice_debug(hw, ICE_DBG_LINK, "eee_cap = 0x%x\n", cfg->eee_cap);
2466 ice_debug(hw, ICE_DBG_LINK, "eeer_value = 0x%x\n", cfg->eeer_value);
2467 ice_debug(hw, ICE_DBG_LINK, "link_fec_opt = 0x%x\n", cfg->link_fec_opt);
2469 status = ice_aq_send_cmd(hw, &desc, cfg, sizeof(*cfg), cd);
2472 pi->phy.curr_user_phy_cfg = *cfg;
2478 * ice_update_link_info - update status of the HW network link
2479 * @pi: port info structure of the interested logical port
2481 enum ice_status ice_update_link_info(struct ice_port_info *pi)
2483 struct ice_link_status *li;
2484 enum ice_status status;
2487 return ICE_ERR_PARAM;
2489 li = &pi->phy.link_info;
2491 status = ice_aq_get_link_info(pi, true, NULL, NULL);
2495 if (li->link_info & ICE_AQ_MEDIA_AVAILABLE) {
2496 struct ice_aqc_get_phy_caps_data *pcaps;
2500 pcaps = (struct ice_aqc_get_phy_caps_data *)
2501 ice_malloc(hw, sizeof(*pcaps));
2503 return ICE_ERR_NO_MEMORY;
2505 status = ice_aq_get_phy_caps(pi, false, ICE_AQC_REPORT_TOPO_CAP,
2507 if (status == ICE_SUCCESS)
2508 ice_memcpy(li->module_type, &pcaps->module_type,
2509 sizeof(li->module_type),
2510 ICE_NONDMA_TO_NONDMA);
2512 ice_free(hw, pcaps);
2519 * ice_cache_phy_user_req
2520 * @pi: port information structure
2521 * @cache_data: PHY logging data
2522 * @cache_mode: PHY logging mode
2524 * Log the user request on (FC, FEC, SPEED) for later user.
2527 ice_cache_phy_user_req(struct ice_port_info *pi,
2528 struct ice_phy_cache_mode_data cache_data,
2529 enum ice_phy_cache_mode cache_mode)
2534 switch (cache_mode) {
2536 pi->phy.curr_user_fc_req = cache_data.data.curr_user_fc_req;
2538 case ICE_SPEED_MODE:
2539 pi->phy.curr_user_speed_req =
2540 cache_data.data.curr_user_speed_req;
2543 pi->phy.curr_user_fec_req = cache_data.data.curr_user_fec_req;
2552 * @pi: port information structure
2553 * @aq_failures: pointer to status code, specific to ice_set_fc routine
2554 * @ena_auto_link_update: enable automatic link update
2556 * Set the requested flow control mode.
2559 ice_set_fc(struct ice_port_info *pi, u8 *aq_failures, bool ena_auto_link_update)
2561 struct ice_aqc_set_phy_cfg_data cfg = { 0 };
2562 struct ice_phy_cache_mode_data cache_data;
2563 struct ice_aqc_get_phy_caps_data *pcaps;
2564 enum ice_status status;
2565 u8 pause_mask = 0x0;
2569 return ICE_ERR_PARAM;
2571 *aq_failures = ICE_SET_FC_AQ_FAIL_NONE;
2573 /* Cache user FC request */
2574 cache_data.data.curr_user_fc_req = pi->fc.req_mode;
2575 ice_cache_phy_user_req(pi, cache_data, ICE_FC_MODE);
2577 switch (pi->fc.req_mode) {
2579 pause_mask |= ICE_AQC_PHY_EN_TX_LINK_PAUSE;
2580 pause_mask |= ICE_AQC_PHY_EN_RX_LINK_PAUSE;
2582 case ICE_FC_RX_PAUSE:
2583 pause_mask |= ICE_AQC_PHY_EN_RX_LINK_PAUSE;
2585 case ICE_FC_TX_PAUSE:
2586 pause_mask |= ICE_AQC_PHY_EN_TX_LINK_PAUSE;
2592 pcaps = (struct ice_aqc_get_phy_caps_data *)
2593 ice_malloc(hw, sizeof(*pcaps));
2595 return ICE_ERR_NO_MEMORY;
2597 /* Get the current PHY config */
2598 status = ice_aq_get_phy_caps(pi, false, ICE_AQC_REPORT_SW_CFG, pcaps,
2601 *aq_failures = ICE_SET_FC_AQ_FAIL_GET;
2605 /* clear the old pause settings */
2606 cfg.caps = pcaps->caps & ~(ICE_AQC_PHY_EN_TX_LINK_PAUSE |
2607 ICE_AQC_PHY_EN_RX_LINK_PAUSE);
2609 /* set the new capabilities */
2610 cfg.caps |= pause_mask;
2612 /* If the capabilities have changed, then set the new config */
2613 if (cfg.caps != pcaps->caps) {
2614 int retry_count, retry_max = 10;
2616 /* Auto restart link so settings take effect */
2617 if (ena_auto_link_update)
2618 cfg.caps |= ICE_AQ_PHY_ENA_AUTO_LINK_UPDT;
2619 /* Copy over all the old settings */
2620 cfg.phy_type_high = pcaps->phy_type_high;
2621 cfg.phy_type_low = pcaps->phy_type_low;
2622 cfg.low_power_ctrl = pcaps->low_power_ctrl;
2623 cfg.eee_cap = pcaps->eee_cap;
2624 cfg.eeer_value = pcaps->eeer_value;
2625 cfg.link_fec_opt = pcaps->link_fec_options;
2627 status = ice_aq_set_phy_cfg(hw, pi, &cfg, NULL);
2629 *aq_failures = ICE_SET_FC_AQ_FAIL_SET;
2633 /* Update the link info
2634 * It sometimes takes a really long time for link to
2635 * come back from the atomic reset. Thus, we wait a
2638 for (retry_count = 0; retry_count < retry_max; retry_count++) {
2639 status = ice_update_link_info(pi);
2641 if (status == ICE_SUCCESS)
2644 ice_msec_delay(100, true);
2648 *aq_failures = ICE_SET_FC_AQ_FAIL_UPDATE;
2652 ice_free(hw, pcaps);
2657 * ice_copy_phy_caps_to_cfg - Copy PHY ability data to configuration data
2658 * @caps: PHY ability structure to copy date from
2659 * @cfg: PHY configuration structure to copy data to
2661 * Helper function to copy AQC PHY get ability data to PHY set configuration
2665 ice_copy_phy_caps_to_cfg(struct ice_aqc_get_phy_caps_data *caps,
2666 struct ice_aqc_set_phy_cfg_data *cfg)
2671 cfg->phy_type_low = caps->phy_type_low;
2672 cfg->phy_type_high = caps->phy_type_high;
2673 cfg->caps = caps->caps;
2674 cfg->low_power_ctrl = caps->low_power_ctrl;
2675 cfg->eee_cap = caps->eee_cap;
2676 cfg->eeer_value = caps->eeer_value;
2677 cfg->link_fec_opt = caps->link_fec_options;
2681 * ice_cfg_phy_fec - Configure PHY FEC data based on FEC mode
2682 * @cfg: PHY configuration data to set FEC mode
2683 * @fec: FEC mode to configure
2685 * Caller should copy ice_aqc_get_phy_caps_data.caps ICE_AQC_PHY_EN_AUTO_FEC
2686 * (bit 7) and ice_aqc_get_phy_caps_data.link_fec_options to cfg.caps
2687 * ICE_AQ_PHY_ENA_AUTO_FEC (bit 7) and cfg.link_fec_options before calling.
2690 ice_cfg_phy_fec(struct ice_aqc_set_phy_cfg_data *cfg, enum ice_fec_mode fec)
2694 /* Clear RS bits, and AND BASE-R ability
2695 * bits and OR request bits.
2697 cfg->link_fec_opt &= ICE_AQC_PHY_FEC_10G_KR_40G_KR4_EN |
2698 ICE_AQC_PHY_FEC_25G_KR_CLAUSE74_EN;
2699 cfg->link_fec_opt |= ICE_AQC_PHY_FEC_10G_KR_40G_KR4_REQ |
2700 ICE_AQC_PHY_FEC_25G_KR_REQ;
2703 /* Clear BASE-R bits, and AND RS ability
2704 * bits and OR request bits.
2706 cfg->link_fec_opt &= ICE_AQC_PHY_FEC_25G_RS_CLAUSE91_EN;
2707 cfg->link_fec_opt |= ICE_AQC_PHY_FEC_25G_RS_528_REQ |
2708 ICE_AQC_PHY_FEC_25G_RS_544_REQ;
2711 /* Clear all FEC option bits. */
2712 cfg->link_fec_opt &= ~ICE_AQC_PHY_FEC_MASK;
2715 /* AND auto FEC bit, and all caps bits. */
2716 cfg->caps &= ICE_AQC_PHY_CAPS_MASK;
2722 * ice_get_link_status - get status of the HW network link
2723 * @pi: port information structure
2724 * @link_up: pointer to bool (true/false = linkup/linkdown)
2726 * Variable link_up is true if link is up, false if link is down.
2727 * The variable link_up is invalid if status is non zero. As a
2728 * result of this call, link status reporting becomes enabled
2730 enum ice_status ice_get_link_status(struct ice_port_info *pi, bool *link_up)
2732 struct ice_phy_info *phy_info;
2733 enum ice_status status = ICE_SUCCESS;
2735 if (!pi || !link_up)
2736 return ICE_ERR_PARAM;
2738 phy_info = &pi->phy;
2740 if (phy_info->get_link_info) {
2741 status = ice_update_link_info(pi);
2744 ice_debug(pi->hw, ICE_DBG_LINK,
2745 "get link status error, status = %d\n",
2749 *link_up = phy_info->link_info.link_info & ICE_AQ_LINK_UP;
2755 * ice_aq_set_link_restart_an
2756 * @pi: pointer to the port information structure
2757 * @ena_link: if true: enable link, if false: disable link
2758 * @cd: pointer to command details structure or NULL
2760 * Sets up the link and restarts the Auto-Negotiation over the link.
2763 ice_aq_set_link_restart_an(struct ice_port_info *pi, bool ena_link,
2764 struct ice_sq_cd *cd)
2766 struct ice_aqc_restart_an *cmd;
2767 struct ice_aq_desc desc;
2769 cmd = &desc.params.restart_an;
2771 ice_fill_dflt_direct_cmd_desc(&desc, ice_aqc_opc_restart_an);
2773 cmd->cmd_flags = ICE_AQC_RESTART_AN_LINK_RESTART;
2774 cmd->lport_num = pi->lport;
2776 cmd->cmd_flags |= ICE_AQC_RESTART_AN_LINK_ENABLE;
2778 cmd->cmd_flags &= ~ICE_AQC_RESTART_AN_LINK_ENABLE;
2780 return ice_aq_send_cmd(pi->hw, &desc, NULL, 0, cd);
2784 * ice_aq_set_event_mask
2785 * @hw: pointer to the HW struct
2786 * @port_num: port number of the physical function
2787 * @mask: event mask to be set
2788 * @cd: pointer to command details structure or NULL
2790 * Set event mask (0x0613)
2793 ice_aq_set_event_mask(struct ice_hw *hw, u8 port_num, u16 mask,
2794 struct ice_sq_cd *cd)
2796 struct ice_aqc_set_event_mask *cmd;
2797 struct ice_aq_desc desc;
2799 cmd = &desc.params.set_event_mask;
2801 ice_fill_dflt_direct_cmd_desc(&desc, ice_aqc_opc_set_event_mask);
2803 cmd->lport_num = port_num;
2805 cmd->event_mask = CPU_TO_LE16(mask);
2806 return ice_aq_send_cmd(hw, &desc, NULL, 0, cd);
2810 * ice_aq_set_mac_loopback
2811 * @hw: pointer to the HW struct
2812 * @ena_lpbk: Enable or Disable loopback
2813 * @cd: pointer to command details structure or NULL
2815 * Enable/disable loopback on a given port
2818 ice_aq_set_mac_loopback(struct ice_hw *hw, bool ena_lpbk, struct ice_sq_cd *cd)
2820 struct ice_aqc_set_mac_lb *cmd;
2821 struct ice_aq_desc desc;
2823 cmd = &desc.params.set_mac_lb;
2825 ice_fill_dflt_direct_cmd_desc(&desc, ice_aqc_opc_set_mac_lb);
2827 cmd->lb_mode = ICE_AQ_MAC_LB_EN;
2829 return ice_aq_send_cmd(hw, &desc, NULL, 0, cd);
2834 * ice_aq_set_port_id_led
2835 * @pi: pointer to the port information
2836 * @is_orig_mode: is this LED set to original mode (by the net-list)
2837 * @cd: pointer to command details structure or NULL
2839 * Set LED value for the given port (0x06e9)
2842 ice_aq_set_port_id_led(struct ice_port_info *pi, bool is_orig_mode,
2843 struct ice_sq_cd *cd)
2845 struct ice_aqc_set_port_id_led *cmd;
2846 struct ice_hw *hw = pi->hw;
2847 struct ice_aq_desc desc;
2849 cmd = &desc.params.set_port_id_led;
2851 ice_fill_dflt_direct_cmd_desc(&desc, ice_aqc_opc_set_port_id_led);
2855 cmd->ident_mode = ICE_AQC_PORT_IDENT_LED_ORIG;
2857 cmd->ident_mode = ICE_AQC_PORT_IDENT_LED_BLINK;
2859 return ice_aq_send_cmd(hw, &desc, NULL, 0, cd);
2863 * __ice_aq_get_set_rss_lut
2864 * @hw: pointer to the hardware structure
2865 * @vsi_id: VSI FW index
2866 * @lut_type: LUT table type
2867 * @lut: pointer to the LUT buffer provided by the caller
2868 * @lut_size: size of the LUT buffer
2869 * @glob_lut_idx: global LUT index
2870 * @set: set true to set the table, false to get the table
2872 * Internal function to get (0x0B05) or set (0x0B03) RSS look up table
2874 static enum ice_status
2875 __ice_aq_get_set_rss_lut(struct ice_hw *hw, u16 vsi_id, u8 lut_type, u8 *lut,
2876 u16 lut_size, u8 glob_lut_idx, bool set)
2878 struct ice_aqc_get_set_rss_lut *cmd_resp;
2879 struct ice_aq_desc desc;
2880 enum ice_status status;
2883 cmd_resp = &desc.params.get_set_rss_lut;
2886 ice_fill_dflt_direct_cmd_desc(&desc, ice_aqc_opc_set_rss_lut);
2887 desc.flags |= CPU_TO_LE16(ICE_AQ_FLAG_RD);
2889 ice_fill_dflt_direct_cmd_desc(&desc, ice_aqc_opc_get_rss_lut);
2892 cmd_resp->vsi_id = CPU_TO_LE16(((vsi_id <<
2893 ICE_AQC_GSET_RSS_LUT_VSI_ID_S) &
2894 ICE_AQC_GSET_RSS_LUT_VSI_ID_M) |
2895 ICE_AQC_GSET_RSS_LUT_VSI_VALID);
2898 case ICE_AQC_GSET_RSS_LUT_TABLE_TYPE_VSI:
2899 case ICE_AQC_GSET_RSS_LUT_TABLE_TYPE_PF:
2900 case ICE_AQC_GSET_RSS_LUT_TABLE_TYPE_GLOBAL:
2901 flags |= ((lut_type << ICE_AQC_GSET_RSS_LUT_TABLE_TYPE_S) &
2902 ICE_AQC_GSET_RSS_LUT_TABLE_TYPE_M);
2905 status = ICE_ERR_PARAM;
2906 goto ice_aq_get_set_rss_lut_exit;
2909 if (lut_type == ICE_AQC_GSET_RSS_LUT_TABLE_TYPE_GLOBAL) {
2910 flags |= ((glob_lut_idx << ICE_AQC_GSET_RSS_LUT_GLOBAL_IDX_S) &
2911 ICE_AQC_GSET_RSS_LUT_GLOBAL_IDX_M);
2914 goto ice_aq_get_set_rss_lut_send;
2915 } else if (lut_type == ICE_AQC_GSET_RSS_LUT_TABLE_TYPE_PF) {
2917 goto ice_aq_get_set_rss_lut_send;
2919 goto ice_aq_get_set_rss_lut_send;
2922 /* LUT size is only valid for Global and PF table types */
2924 case ICE_AQC_GSET_RSS_LUT_TABLE_SIZE_128:
2925 flags |= (ICE_AQC_GSET_RSS_LUT_TABLE_SIZE_128_FLAG <<
2926 ICE_AQC_GSET_RSS_LUT_TABLE_SIZE_S) &
2927 ICE_AQC_GSET_RSS_LUT_TABLE_SIZE_M;
2929 case ICE_AQC_GSET_RSS_LUT_TABLE_SIZE_512:
2930 flags |= (ICE_AQC_GSET_RSS_LUT_TABLE_SIZE_512_FLAG <<
2931 ICE_AQC_GSET_RSS_LUT_TABLE_SIZE_S) &
2932 ICE_AQC_GSET_RSS_LUT_TABLE_SIZE_M;
2934 case ICE_AQC_GSET_RSS_LUT_TABLE_SIZE_2K:
2935 if (lut_type == ICE_AQC_GSET_RSS_LUT_TABLE_TYPE_PF) {
2936 flags |= (ICE_AQC_GSET_RSS_LUT_TABLE_SIZE_2K_FLAG <<
2937 ICE_AQC_GSET_RSS_LUT_TABLE_SIZE_S) &
2938 ICE_AQC_GSET_RSS_LUT_TABLE_SIZE_M;
2943 status = ICE_ERR_PARAM;
2944 goto ice_aq_get_set_rss_lut_exit;
2947 ice_aq_get_set_rss_lut_send:
2948 cmd_resp->flags = CPU_TO_LE16(flags);
2949 status = ice_aq_send_cmd(hw, &desc, lut, lut_size, NULL);
2951 ice_aq_get_set_rss_lut_exit:
2956 * ice_aq_get_rss_lut
2957 * @hw: pointer to the hardware structure
2958 * @vsi_handle: software VSI handle
2959 * @lut_type: LUT table type
2960 * @lut: pointer to the LUT buffer provided by the caller
2961 * @lut_size: size of the LUT buffer
2963 * get the RSS lookup table, PF or VSI type
2966 ice_aq_get_rss_lut(struct ice_hw *hw, u16 vsi_handle, u8 lut_type,
2967 u8 *lut, u16 lut_size)
2969 if (!ice_is_vsi_valid(hw, vsi_handle) || !lut)
2970 return ICE_ERR_PARAM;
2972 return __ice_aq_get_set_rss_lut(hw, ice_get_hw_vsi_num(hw, vsi_handle),
2973 lut_type, lut, lut_size, 0, false);
2977 * ice_aq_set_rss_lut
2978 * @hw: pointer to the hardware structure
2979 * @vsi_handle: software VSI handle
2980 * @lut_type: LUT table type
2981 * @lut: pointer to the LUT buffer provided by the caller
2982 * @lut_size: size of the LUT buffer
2984 * set the RSS lookup table, PF or VSI type
2987 ice_aq_set_rss_lut(struct ice_hw *hw, u16 vsi_handle, u8 lut_type,
2988 u8 *lut, u16 lut_size)
2990 if (!ice_is_vsi_valid(hw, vsi_handle) || !lut)
2991 return ICE_ERR_PARAM;
2993 return __ice_aq_get_set_rss_lut(hw, ice_get_hw_vsi_num(hw, vsi_handle),
2994 lut_type, lut, lut_size, 0, true);
2998 * __ice_aq_get_set_rss_key
2999 * @hw: pointer to the HW struct
3000 * @vsi_id: VSI FW index
3001 * @key: pointer to key info struct
3002 * @set: set true to set the key, false to get the key
3004 * get (0x0B04) or set (0x0B02) the RSS key per VSI
3007 ice_status __ice_aq_get_set_rss_key(struct ice_hw *hw, u16 vsi_id,
3008 struct ice_aqc_get_set_rss_keys *key,
3011 struct ice_aqc_get_set_rss_key *cmd_resp;
3012 u16 key_size = sizeof(*key);
3013 struct ice_aq_desc desc;
3015 cmd_resp = &desc.params.get_set_rss_key;
3018 ice_fill_dflt_direct_cmd_desc(&desc, ice_aqc_opc_set_rss_key);
3019 desc.flags |= CPU_TO_LE16(ICE_AQ_FLAG_RD);
3021 ice_fill_dflt_direct_cmd_desc(&desc, ice_aqc_opc_get_rss_key);
3024 cmd_resp->vsi_id = CPU_TO_LE16(((vsi_id <<
3025 ICE_AQC_GSET_RSS_KEY_VSI_ID_S) &
3026 ICE_AQC_GSET_RSS_KEY_VSI_ID_M) |
3027 ICE_AQC_GSET_RSS_KEY_VSI_VALID);
3029 return ice_aq_send_cmd(hw, &desc, key, key_size, NULL);
3033 * ice_aq_get_rss_key
3034 * @hw: pointer to the HW struct
3035 * @vsi_handle: software VSI handle
3036 * @key: pointer to key info struct
3038 * get the RSS key per VSI
3041 ice_aq_get_rss_key(struct ice_hw *hw, u16 vsi_handle,
3042 struct ice_aqc_get_set_rss_keys *key)
3044 if (!ice_is_vsi_valid(hw, vsi_handle) || !key)
3045 return ICE_ERR_PARAM;
3047 return __ice_aq_get_set_rss_key(hw, ice_get_hw_vsi_num(hw, vsi_handle),
3052 * ice_aq_set_rss_key
3053 * @hw: pointer to the HW struct
3054 * @vsi_handle: software VSI handle
3055 * @keys: pointer to key info struct
3057 * set the RSS key per VSI
3060 ice_aq_set_rss_key(struct ice_hw *hw, u16 vsi_handle,
3061 struct ice_aqc_get_set_rss_keys *keys)
3063 if (!ice_is_vsi_valid(hw, vsi_handle) || !keys)
3064 return ICE_ERR_PARAM;
3066 return __ice_aq_get_set_rss_key(hw, ice_get_hw_vsi_num(hw, vsi_handle),
3071 * ice_aq_add_lan_txq
3072 * @hw: pointer to the hardware structure
3073 * @num_qgrps: Number of added queue groups
3074 * @qg_list: list of queue groups to be added
3075 * @buf_size: size of buffer for indirect command
3076 * @cd: pointer to command details structure or NULL
3078 * Add Tx LAN queue (0x0C30)
3081 * Prior to calling add Tx LAN queue:
3082 * Initialize the following as part of the Tx queue context:
3083 * Completion queue ID if the queue uses Completion queue, Quanta profile,
3084 * Cache profile and Packet shaper profile.
3086 * After add Tx LAN queue AQ command is completed:
3087 * Interrupts should be associated with specific queues,
3088 * Association of Tx queue to Doorbell queue is not part of Add LAN Tx queue
3092 ice_aq_add_lan_txq(struct ice_hw *hw, u8 num_qgrps,
3093 struct ice_aqc_add_tx_qgrp *qg_list, u16 buf_size,
3094 struct ice_sq_cd *cd)
3096 u16 i, sum_header_size, sum_q_size = 0;
3097 struct ice_aqc_add_tx_qgrp *list;
3098 struct ice_aqc_add_txqs *cmd;
3099 struct ice_aq_desc desc;
3101 ice_debug(hw, ICE_DBG_TRACE, "%s\n", __func__);
3103 cmd = &desc.params.add_txqs;
3105 ice_fill_dflt_direct_cmd_desc(&desc, ice_aqc_opc_add_txqs);
3108 return ICE_ERR_PARAM;
3110 if (num_qgrps > ICE_LAN_TXQ_MAX_QGRPS)
3111 return ICE_ERR_PARAM;
3113 sum_header_size = num_qgrps *
3114 (sizeof(*qg_list) - sizeof(*qg_list->txqs));
3117 for (i = 0; i < num_qgrps; i++) {
3118 struct ice_aqc_add_txqs_perq *q = list->txqs;
3120 sum_q_size += list->num_txqs * sizeof(*q);
3121 list = (struct ice_aqc_add_tx_qgrp *)(q + list->num_txqs);
3124 if (buf_size != (sum_header_size + sum_q_size))
3125 return ICE_ERR_PARAM;
3127 desc.flags |= CPU_TO_LE16(ICE_AQ_FLAG_RD);
3129 cmd->num_qgrps = num_qgrps;
3131 return ice_aq_send_cmd(hw, &desc, qg_list, buf_size, cd);
3135 * ice_aq_dis_lan_txq
3136 * @hw: pointer to the hardware structure
3137 * @num_qgrps: number of groups in the list
3138 * @qg_list: the list of groups to disable
3139 * @buf_size: the total size of the qg_list buffer in bytes
3140 * @rst_src: if called due to reset, specifies the reset source
3141 * @vmvf_num: the relative VM or VF number that is undergoing the reset
3142 * @cd: pointer to command details structure or NULL
3144 * Disable LAN Tx queue (0x0C31)
3146 static enum ice_status
3147 ice_aq_dis_lan_txq(struct ice_hw *hw, u8 num_qgrps,
3148 struct ice_aqc_dis_txq_item *qg_list, u16 buf_size,
3149 enum ice_disq_rst_src rst_src, u16 vmvf_num,
3150 struct ice_sq_cd *cd)
3152 struct ice_aqc_dis_txqs *cmd;
3153 struct ice_aq_desc desc;
3154 enum ice_status status;
3157 ice_debug(hw, ICE_DBG_TRACE, "%s\n", __func__);
3158 cmd = &desc.params.dis_txqs;
3159 ice_fill_dflt_direct_cmd_desc(&desc, ice_aqc_opc_dis_txqs);
3161 /* qg_list can be NULL only in VM/VF reset flow */
3162 if (!qg_list && !rst_src)
3163 return ICE_ERR_PARAM;
3165 if (num_qgrps > ICE_LAN_TXQ_MAX_QGRPS)
3166 return ICE_ERR_PARAM;
3168 cmd->num_entries = num_qgrps;
3170 cmd->vmvf_and_timeout = CPU_TO_LE16((5 << ICE_AQC_Q_DIS_TIMEOUT_S) &
3171 ICE_AQC_Q_DIS_TIMEOUT_M);
3175 cmd->cmd_type = ICE_AQC_Q_DIS_CMD_VM_RESET;
3176 cmd->vmvf_and_timeout |=
3177 CPU_TO_LE16(vmvf_num & ICE_AQC_Q_DIS_VMVF_NUM_M);
3184 /* flush pipe on time out */
3185 cmd->cmd_type |= ICE_AQC_Q_DIS_CMD_FLUSH_PIPE;
3186 /* If no queue group info, we are in a reset flow. Issue the AQ */
3190 /* set RD bit to indicate that command buffer is provided by the driver
3191 * and it needs to be read by the firmware
3193 desc.flags |= CPU_TO_LE16(ICE_AQ_FLAG_RD);
3195 for (i = 0; i < num_qgrps; ++i) {
3196 /* Calculate the size taken up by the queue IDs in this group */
3197 sz += qg_list[i].num_qs * sizeof(qg_list[i].q_id);
3199 /* Add the size of the group header */
3200 sz += sizeof(qg_list[i]) - sizeof(qg_list[i].q_id);
3202 /* If the num of queues is even, add 2 bytes of padding */
3203 if ((qg_list[i].num_qs % 2) == 0)
3208 return ICE_ERR_PARAM;
3211 status = ice_aq_send_cmd(hw, &desc, qg_list, buf_size, cd);
3214 ice_debug(hw, ICE_DBG_SCHED, "VM%d disable failed %d\n",
3215 vmvf_num, hw->adminq.sq_last_status);
3217 ice_debug(hw, ICE_DBG_SCHED, "disable queue %d failed %d\n",
3218 LE16_TO_CPU(qg_list[0].q_id[0]),
3219 hw->adminq.sq_last_status);
3225 /* End of FW Admin Queue command wrappers */
3228 * ice_write_byte - write a byte to a packed context structure
3229 * @src_ctx: the context structure to read from
3230 * @dest_ctx: the context to be written to
3231 * @ce_info: a description of the struct to be filled
3234 ice_write_byte(u8 *src_ctx, u8 *dest_ctx, const struct ice_ctx_ele *ce_info)
3236 u8 src_byte, dest_byte, mask;
3240 /* copy from the next struct field */
3241 from = src_ctx + ce_info->offset;
3243 /* prepare the bits and mask */
3244 shift_width = ce_info->lsb % 8;
3245 mask = (u8)(BIT(ce_info->width) - 1);
3250 /* shift to correct alignment */
3251 mask <<= shift_width;
3252 src_byte <<= shift_width;
3254 /* get the current bits from the target bit string */
3255 dest = dest_ctx + (ce_info->lsb / 8);
3257 ice_memcpy(&dest_byte, dest, sizeof(dest_byte), ICE_DMA_TO_NONDMA);
3259 dest_byte &= ~mask; /* get the bits not changing */
3260 dest_byte |= src_byte; /* add in the new bits */
3262 /* put it all back */
3263 ice_memcpy(dest, &dest_byte, sizeof(dest_byte), ICE_NONDMA_TO_DMA);
3267 * ice_write_word - write a word to a packed context structure
3268 * @src_ctx: the context structure to read from
3269 * @dest_ctx: the context to be written to
3270 * @ce_info: a description of the struct to be filled
3273 ice_write_word(u8 *src_ctx, u8 *dest_ctx, const struct ice_ctx_ele *ce_info)
3280 /* copy from the next struct field */
3281 from = src_ctx + ce_info->offset;
3283 /* prepare the bits and mask */
3284 shift_width = ce_info->lsb % 8;
3285 mask = BIT(ce_info->width) - 1;
3287 /* don't swizzle the bits until after the mask because the mask bits
3288 * will be in a different bit position on big endian machines
3290 src_word = *(u16 *)from;
3293 /* shift to correct alignment */
3294 mask <<= shift_width;
3295 src_word <<= shift_width;
3297 /* get the current bits from the target bit string */
3298 dest = dest_ctx + (ce_info->lsb / 8);
3300 ice_memcpy(&dest_word, dest, sizeof(dest_word), ICE_DMA_TO_NONDMA);
3302 dest_word &= ~(CPU_TO_LE16(mask)); /* get the bits not changing */
3303 dest_word |= CPU_TO_LE16(src_word); /* add in the new bits */
3305 /* put it all back */
3306 ice_memcpy(dest, &dest_word, sizeof(dest_word), ICE_NONDMA_TO_DMA);
3310 * ice_write_dword - write a dword to a packed context structure
3311 * @src_ctx: the context structure to read from
3312 * @dest_ctx: the context to be written to
3313 * @ce_info: a description of the struct to be filled
3316 ice_write_dword(u8 *src_ctx, u8 *dest_ctx, const struct ice_ctx_ele *ce_info)
3318 u32 src_dword, mask;
3323 /* copy from the next struct field */
3324 from = src_ctx + ce_info->offset;
3326 /* prepare the bits and mask */
3327 shift_width = ce_info->lsb % 8;
3329 /* if the field width is exactly 32 on an x86 machine, then the shift
3330 * operation will not work because the SHL instructions count is masked
3331 * to 5 bits so the shift will do nothing
3333 if (ce_info->width < 32)
3334 mask = BIT(ce_info->width) - 1;
3338 /* don't swizzle the bits until after the mask because the mask bits
3339 * will be in a different bit position on big endian machines
3341 src_dword = *(u32 *)from;
3344 /* shift to correct alignment */
3345 mask <<= shift_width;
3346 src_dword <<= shift_width;
3348 /* get the current bits from the target bit string */
3349 dest = dest_ctx + (ce_info->lsb / 8);
3351 ice_memcpy(&dest_dword, dest, sizeof(dest_dword), ICE_DMA_TO_NONDMA);
3353 dest_dword &= ~(CPU_TO_LE32(mask)); /* get the bits not changing */
3354 dest_dword |= CPU_TO_LE32(src_dword); /* add in the new bits */
3356 /* put it all back */
3357 ice_memcpy(dest, &dest_dword, sizeof(dest_dword), ICE_NONDMA_TO_DMA);
3361 * ice_write_qword - write a qword to a packed context structure
3362 * @src_ctx: the context structure to read from
3363 * @dest_ctx: the context to be written to
3364 * @ce_info: a description of the struct to be filled
3367 ice_write_qword(u8 *src_ctx, u8 *dest_ctx, const struct ice_ctx_ele *ce_info)
3369 u64 src_qword, mask;
3374 /* copy from the next struct field */
3375 from = src_ctx + ce_info->offset;
3377 /* prepare the bits and mask */
3378 shift_width = ce_info->lsb % 8;
3380 /* if the field width is exactly 64 on an x86 machine, then the shift
3381 * operation will not work because the SHL instructions count is masked
3382 * to 6 bits so the shift will do nothing
3384 if (ce_info->width < 64)
3385 mask = BIT_ULL(ce_info->width) - 1;
3389 /* don't swizzle the bits until after the mask because the mask bits
3390 * will be in a different bit position on big endian machines
3392 src_qword = *(u64 *)from;
3395 /* shift to correct alignment */
3396 mask <<= shift_width;
3397 src_qword <<= shift_width;
3399 /* get the current bits from the target bit string */
3400 dest = dest_ctx + (ce_info->lsb / 8);
3402 ice_memcpy(&dest_qword, dest, sizeof(dest_qword), ICE_DMA_TO_NONDMA);
3404 dest_qword &= ~(CPU_TO_LE64(mask)); /* get the bits not changing */
3405 dest_qword |= CPU_TO_LE64(src_qword); /* add in the new bits */
3407 /* put it all back */
3408 ice_memcpy(dest, &dest_qword, sizeof(dest_qword), ICE_NONDMA_TO_DMA);
3412 * ice_set_ctx - set context bits in packed structure
3413 * @src_ctx: pointer to a generic non-packed context structure
3414 * @dest_ctx: pointer to memory for the packed structure
3415 * @ce_info: a description of the structure to be transformed
3418 ice_set_ctx(u8 *src_ctx, u8 *dest_ctx, const struct ice_ctx_ele *ce_info)
3422 for (f = 0; ce_info[f].width; f++) {
3423 /* We have to deal with each element of the FW response
3424 * using the correct size so that we are correct regardless
3425 * of the endianness of the machine.
3427 switch (ce_info[f].size_of) {
3429 ice_write_byte(src_ctx, dest_ctx, &ce_info[f]);
3432 ice_write_word(src_ctx, dest_ctx, &ce_info[f]);
3435 ice_write_dword(src_ctx, dest_ctx, &ce_info[f]);
3438 ice_write_qword(src_ctx, dest_ctx, &ce_info[f]);
3441 return ICE_ERR_INVAL_SIZE;
3452 * ice_read_byte - read context byte into struct
3453 * @src_ctx: the context structure to read from
3454 * @dest_ctx: the context to be written to
3455 * @ce_info: a description of the struct to be filled
3458 ice_read_byte(u8 *src_ctx, u8 *dest_ctx, struct ice_ctx_ele *ce_info)
3464 /* prepare the bits and mask */
3465 shift_width = ce_info->lsb % 8;
3466 mask = (u8)(BIT(ce_info->width) - 1);
3468 /* shift to correct alignment */
3469 mask <<= shift_width;
3471 /* get the current bits from the src bit string */
3472 src = src_ctx + (ce_info->lsb / 8);
3474 ice_memcpy(&dest_byte, src, sizeof(dest_byte), ICE_DMA_TO_NONDMA);
3476 dest_byte &= ~(mask);
3478 dest_byte >>= shift_width;
3480 /* get the address from the struct field */
3481 target = dest_ctx + ce_info->offset;
3483 /* put it back in the struct */
3484 ice_memcpy(target, &dest_byte, sizeof(dest_byte), ICE_NONDMA_TO_DMA);
3488 * ice_read_word - read context word into struct
3489 * @src_ctx: the context structure to read from
3490 * @dest_ctx: the context to be written to
3491 * @ce_info: a description of the struct to be filled
3494 ice_read_word(u8 *src_ctx, u8 *dest_ctx, struct ice_ctx_ele *ce_info)
3496 u16 dest_word, mask;
3501 /* prepare the bits and mask */
3502 shift_width = ce_info->lsb % 8;
3503 mask = BIT(ce_info->width) - 1;
3505 /* shift to correct alignment */
3506 mask <<= shift_width;
3508 /* get the current bits from the src bit string */
3509 src = src_ctx + (ce_info->lsb / 8);
3511 ice_memcpy(&src_word, src, sizeof(src_word), ICE_DMA_TO_NONDMA);
3513 /* the data in the memory is stored as little endian so mask it
3516 src_word &= ~(CPU_TO_LE16(mask));
3518 /* get the data back into host order before shifting */
3519 dest_word = LE16_TO_CPU(src_word);
3521 dest_word >>= shift_width;
3523 /* get the address from the struct field */
3524 target = dest_ctx + ce_info->offset;
3526 /* put it back in the struct */
3527 ice_memcpy(target, &dest_word, sizeof(dest_word), ICE_NONDMA_TO_DMA);
3531 * ice_read_dword - read context dword into struct
3532 * @src_ctx: the context structure to read from
3533 * @dest_ctx: the context to be written to
3534 * @ce_info: a description of the struct to be filled
3537 ice_read_dword(u8 *src_ctx, u8 *dest_ctx, struct ice_ctx_ele *ce_info)
3539 u32 dest_dword, mask;
3544 /* prepare the bits and mask */
3545 shift_width = ce_info->lsb % 8;
3547 /* if the field width is exactly 32 on an x86 machine, then the shift
3548 * operation will not work because the SHL instructions count is masked
3549 * to 5 bits so the shift will do nothing
3551 if (ce_info->width < 32)
3552 mask = BIT(ce_info->width) - 1;
3556 /* shift to correct alignment */
3557 mask <<= shift_width;
3559 /* get the current bits from the src bit string */
3560 src = src_ctx + (ce_info->lsb / 8);
3562 ice_memcpy(&src_dword, src, sizeof(src_dword), ICE_DMA_TO_NONDMA);
3564 /* the data in the memory is stored as little endian so mask it
3567 src_dword &= ~(CPU_TO_LE32(mask));
3569 /* get the data back into host order before shifting */
3570 dest_dword = LE32_TO_CPU(src_dword);
3572 dest_dword >>= shift_width;
3574 /* get the address from the struct field */
3575 target = dest_ctx + ce_info->offset;
3577 /* put it back in the struct */
3578 ice_memcpy(target, &dest_dword, sizeof(dest_dword), ICE_NONDMA_TO_DMA);
3582 * ice_read_qword - read context qword into struct
3583 * @src_ctx: the context structure to read from
3584 * @dest_ctx: the context to be written to
3585 * @ce_info: a description of the struct to be filled
3588 ice_read_qword(u8 *src_ctx, u8 *dest_ctx, struct ice_ctx_ele *ce_info)
3590 u64 dest_qword, mask;
3595 /* prepare the bits and mask */
3596 shift_width = ce_info->lsb % 8;
3598 /* if the field width is exactly 64 on an x86 machine, then the shift
3599 * operation will not work because the SHL instructions count is masked
3600 * to 6 bits so the shift will do nothing
3602 if (ce_info->width < 64)
3603 mask = BIT_ULL(ce_info->width) - 1;
3607 /* shift to correct alignment */
3608 mask <<= shift_width;
3610 /* get the current bits from the src bit string */
3611 src = src_ctx + (ce_info->lsb / 8);
3613 ice_memcpy(&src_qword, src, sizeof(src_qword), ICE_DMA_TO_NONDMA);
3615 /* the data in the memory is stored as little endian so mask it
3618 src_qword &= ~(CPU_TO_LE64(mask));
3620 /* get the data back into host order before shifting */
3621 dest_qword = LE64_TO_CPU(src_qword);
3623 dest_qword >>= shift_width;
3625 /* get the address from the struct field */
3626 target = dest_ctx + ce_info->offset;
3628 /* put it back in the struct */
3629 ice_memcpy(target, &dest_qword, sizeof(dest_qword), ICE_NONDMA_TO_DMA);
3633 * ice_get_ctx - extract context bits from a packed structure
3634 * @src_ctx: pointer to a generic packed context structure
3635 * @dest_ctx: pointer to a generic non-packed context structure
3636 * @ce_info: a description of the structure to be read from
3639 ice_get_ctx(u8 *src_ctx, u8 *dest_ctx, struct ice_ctx_ele *ce_info)
3643 for (f = 0; ce_info[f].width; f++) {
3644 switch (ce_info[f].size_of) {
3646 ice_read_byte(src_ctx, dest_ctx, &ce_info[f]);
3649 ice_read_word(src_ctx, dest_ctx, &ce_info[f]);
3652 ice_read_dword(src_ctx, dest_ctx, &ce_info[f]);
3655 ice_read_qword(src_ctx, dest_ctx, &ce_info[f]);
3658 /* nothing to do, just keep going */
3667 * ice_get_lan_q_ctx - get the LAN queue context for the given VSI and TC
3668 * @hw: pointer to the HW struct
3669 * @vsi_handle: software VSI handle
3671 * @q_handle: software queue handle
3674 ice_get_lan_q_ctx(struct ice_hw *hw, u16 vsi_handle, u8 tc, u16 q_handle)
3676 struct ice_vsi_ctx *vsi;
3677 struct ice_q_ctx *q_ctx;
3679 vsi = ice_get_vsi_ctx(hw, vsi_handle);
3682 if (q_handle >= vsi->num_lan_q_entries[tc])
3684 if (!vsi->lan_q_ctx[tc])
3686 q_ctx = vsi->lan_q_ctx[tc];
3687 return &q_ctx[q_handle];
3692 * @pi: port information structure
3693 * @vsi_handle: software VSI handle
3695 * @q_handle: software queue handle
3696 * @num_qgrps: Number of added queue groups
3697 * @buf: list of queue groups to be added
3698 * @buf_size: size of buffer for indirect command
3699 * @cd: pointer to command details structure or NULL
3701 * This function adds one LAN queue
3704 ice_ena_vsi_txq(struct ice_port_info *pi, u16 vsi_handle, u8 tc, u16 q_handle,
3705 u8 num_qgrps, struct ice_aqc_add_tx_qgrp *buf, u16 buf_size,
3706 struct ice_sq_cd *cd)
3708 struct ice_aqc_txsched_elem_data node = { 0 };
3709 struct ice_sched_node *parent;
3710 struct ice_q_ctx *q_ctx;
3711 enum ice_status status;
3714 if (!pi || pi->port_state != ICE_SCHED_PORT_STATE_READY)
3717 if (num_qgrps > 1 || buf->num_txqs > 1)
3718 return ICE_ERR_MAX_LIMIT;
3722 if (!ice_is_vsi_valid(hw, vsi_handle))
3723 return ICE_ERR_PARAM;
3725 ice_acquire_lock(&pi->sched_lock);
3727 q_ctx = ice_get_lan_q_ctx(hw, vsi_handle, tc, q_handle);
3729 ice_debug(hw, ICE_DBG_SCHED, "Enaq: invalid queue handle %d\n",
3731 status = ICE_ERR_PARAM;
3735 /* find a parent node */
3736 parent = ice_sched_get_free_qparent(pi, vsi_handle, tc,
3737 ICE_SCHED_NODE_OWNER_LAN);
3739 status = ICE_ERR_PARAM;
3743 buf->parent_teid = parent->info.node_teid;
3744 node.parent_teid = parent->info.node_teid;
3745 /* Mark that the values in the "generic" section as valid. The default
3746 * value in the "generic" section is zero. This means that :
3747 * - Scheduling mode is Bytes Per Second (BPS), indicated by Bit 0.
3748 * - 0 priority among siblings, indicated by Bit 1-3.
3749 * - WFQ, indicated by Bit 4.
3750 * - 0 Adjustment value is used in PSM credit update flow, indicated by
3752 * - Bit 7 is reserved.
3753 * Without setting the generic section as valid in valid_sections, the
3754 * Admin queue command will fail with error code ICE_AQ_RC_EINVAL.
3756 buf->txqs[0].info.valid_sections = ICE_AQC_ELEM_VALID_GENERIC;
3758 /* add the LAN queue */
3759 status = ice_aq_add_lan_txq(hw, num_qgrps, buf, buf_size, cd);
3760 if (status != ICE_SUCCESS) {
3761 ice_debug(hw, ICE_DBG_SCHED, "enable queue %d failed %d\n",
3762 LE16_TO_CPU(buf->txqs[0].txq_id),
3763 hw->adminq.sq_last_status);
3767 node.node_teid = buf->txqs[0].q_teid;
3768 node.data.elem_type = ICE_AQC_ELEM_TYPE_LEAF;
3769 q_ctx->q_handle = q_handle;
3770 q_ctx->q_teid = LE32_TO_CPU(node.node_teid);
3772 /* add a leaf node into scheduler tree queue layer */
3773 status = ice_sched_add_node(pi, hw->num_tx_sched_layers - 1, &node);
3775 status = ice_sched_replay_q_bw(pi, q_ctx);
3778 ice_release_lock(&pi->sched_lock);
3784 * @pi: port information structure
3785 * @vsi_handle: software VSI handle
3787 * @num_queues: number of queues
3788 * @q_handles: pointer to software queue handle array
3789 * @q_ids: pointer to the q_id array
3790 * @q_teids: pointer to queue node teids
3791 * @rst_src: if called due to reset, specifies the reset source
3792 * @vmvf_num: the relative VM or VF number that is undergoing the reset
3793 * @cd: pointer to command details structure or NULL
3795 * This function removes queues and their corresponding nodes in SW DB
3798 ice_dis_vsi_txq(struct ice_port_info *pi, u16 vsi_handle, u8 tc, u8 num_queues,
3799 u16 *q_handles, u16 *q_ids, u32 *q_teids,
3800 enum ice_disq_rst_src rst_src, u16 vmvf_num,
3801 struct ice_sq_cd *cd)
3803 enum ice_status status = ICE_ERR_DOES_NOT_EXIST;
3804 struct ice_aqc_dis_txq_item qg_list;
3805 struct ice_q_ctx *q_ctx;
3808 if (!pi || pi->port_state != ICE_SCHED_PORT_STATE_READY)
3812 /* if queue is disabled already yet the disable queue command
3813 * has to be sent to complete the VF reset, then call
3814 * ice_aq_dis_lan_txq without any queue information
3817 return ice_aq_dis_lan_txq(pi->hw, 0, NULL, 0, rst_src,
3822 ice_acquire_lock(&pi->sched_lock);
3824 for (i = 0; i < num_queues; i++) {
3825 struct ice_sched_node *node;
3827 node = ice_sched_find_node_by_teid(pi->root, q_teids[i]);
3830 q_ctx = ice_get_lan_q_ctx(pi->hw, vsi_handle, tc, q_handles[i]);
3832 ice_debug(pi->hw, ICE_DBG_SCHED, "invalid queue handle%d\n",
3836 if (q_ctx->q_handle != q_handles[i]) {
3837 ice_debug(pi->hw, ICE_DBG_SCHED, "Err:handles %d %d\n",
3838 q_ctx->q_handle, q_handles[i]);
3841 qg_list.parent_teid = node->info.parent_teid;
3843 qg_list.q_id[0] = CPU_TO_LE16(q_ids[i]);
3844 status = ice_aq_dis_lan_txq(pi->hw, 1, &qg_list,
3845 sizeof(qg_list), rst_src, vmvf_num,
3848 if (status != ICE_SUCCESS)
3850 ice_free_sched_node(pi, node);
3851 q_ctx->q_handle = ICE_INVAL_Q_HANDLE;
3853 ice_release_lock(&pi->sched_lock);
3858 * ice_cfg_vsi_qs - configure the new/existing VSI queues
3859 * @pi: port information structure
3860 * @vsi_handle: software VSI handle
3861 * @tc_bitmap: TC bitmap
3862 * @maxqs: max queues array per TC
3863 * @owner: LAN or RDMA
3865 * This function adds/updates the VSI queues per TC.
3867 static enum ice_status
3868 ice_cfg_vsi_qs(struct ice_port_info *pi, u16 vsi_handle, u8 tc_bitmap,
3869 u16 *maxqs, u8 owner)
3871 enum ice_status status = ICE_SUCCESS;
3874 if (!pi || pi->port_state != ICE_SCHED_PORT_STATE_READY)
3877 if (!ice_is_vsi_valid(pi->hw, vsi_handle))
3878 return ICE_ERR_PARAM;
3880 ice_acquire_lock(&pi->sched_lock);
3882 ice_for_each_traffic_class(i) {
3883 /* configuration is possible only if TC node is present */
3884 if (!ice_sched_get_tc_node(pi, i))
3887 status = ice_sched_cfg_vsi(pi, vsi_handle, i, maxqs[i], owner,
3888 ice_is_tc_ena(tc_bitmap, i));
3893 ice_release_lock(&pi->sched_lock);
3898 * ice_cfg_vsi_lan - configure VSI LAN queues
3899 * @pi: port information structure
3900 * @vsi_handle: software VSI handle
3901 * @tc_bitmap: TC bitmap
3902 * @max_lanqs: max LAN queues array per TC
3904 * This function adds/updates the VSI LAN queues per TC.
3907 ice_cfg_vsi_lan(struct ice_port_info *pi, u16 vsi_handle, u8 tc_bitmap,
3910 return ice_cfg_vsi_qs(pi, vsi_handle, tc_bitmap, max_lanqs,
3911 ICE_SCHED_NODE_OWNER_LAN);
3917 * ice_replay_pre_init - replay pre initialization
3918 * @hw: pointer to the HW struct
3920 * Initializes required config data for VSI, FD, ACL, and RSS before replay.
3922 static enum ice_status ice_replay_pre_init(struct ice_hw *hw)
3924 struct ice_switch_info *sw = hw->switch_info;
3927 /* Delete old entries from replay filter list head if there is any */
3928 ice_rm_all_sw_replay_rule_info(hw);
3929 /* In start of replay, move entries into replay_rules list, it
3930 * will allow adding rules entries back to filt_rules list,
3931 * which is operational list.
3933 for (i = 0; i < ICE_MAX_NUM_RECIPES; i++)
3934 LIST_REPLACE_INIT(&sw->recp_list[i].filt_rules,
3935 &sw->recp_list[i].filt_replay_rules);
3936 ice_sched_replay_agg_vsi_preinit(hw);
3938 return ice_sched_replay_tc_node_bw(hw->port_info);
3942 * ice_replay_vsi - replay VSI configuration
3943 * @hw: pointer to the HW struct
3944 * @vsi_handle: driver VSI handle
3946 * Restore all VSI configuration after reset. It is required to call this
3947 * function with main VSI first.
3949 enum ice_status ice_replay_vsi(struct ice_hw *hw, u16 vsi_handle)
3951 enum ice_status status;
3953 if (!ice_is_vsi_valid(hw, vsi_handle))
3954 return ICE_ERR_PARAM;
3956 /* Replay pre-initialization if there is any */
3957 if (vsi_handle == ICE_MAIN_VSI_HANDLE) {
3958 status = ice_replay_pre_init(hw);
3962 /* Replay per VSI all RSS configurations */
3963 status = ice_replay_rss_cfg(hw, vsi_handle);
3966 /* Replay per VSI all filters */
3967 status = ice_replay_vsi_all_fltr(hw, vsi_handle);
3969 status = ice_replay_vsi_agg(hw, vsi_handle);
3974 * ice_replay_post - post replay configuration cleanup
3975 * @hw: pointer to the HW struct
3977 * Post replay cleanup.
3979 void ice_replay_post(struct ice_hw *hw)
3981 /* Delete old entries from replay filter list head */
3982 ice_rm_all_sw_replay_rule_info(hw);
3983 ice_sched_replay_agg(hw);
3987 * ice_stat_update40 - read 40 bit stat from the chip and update stat values
3988 * @hw: ptr to the hardware info
3989 * @reg: offset of 64 bit HW register to read from
3990 * @prev_stat_loaded: bool to specify if previous stats are loaded
3991 * @prev_stat: ptr to previous loaded stat value
3992 * @cur_stat: ptr to current stat value
3995 ice_stat_update40(struct ice_hw *hw, u32 reg, bool prev_stat_loaded,
3996 u64 *prev_stat, u64 *cur_stat)
3998 u64 new_data = rd64(hw, reg) & (BIT_ULL(40) - 1);
4000 /* device stats are not reset at PFR, they likely will not be zeroed
4001 * when the driver starts. Thus, save the value from the first read
4002 * without adding to the statistic value so that we report stats which
4003 * count up from zero.
4005 if (!prev_stat_loaded) {
4006 *prev_stat = new_data;
4010 /* Calculate the difference between the new and old values, and then
4011 * add it to the software stat value.
4013 if (new_data >= *prev_stat)
4014 *cur_stat += new_data - *prev_stat;
4016 /* to manage the potential roll-over */
4017 *cur_stat += (new_data + BIT_ULL(40)) - *prev_stat;
4019 /* Update the previously stored value to prepare for next read */
4020 *prev_stat = new_data;
4024 * ice_stat_update32 - read 32 bit stat from the chip and update stat values
4025 * @hw: ptr to the hardware info
4026 * @reg: offset of HW register to read from
4027 * @prev_stat_loaded: bool to specify if previous stats are loaded
4028 * @prev_stat: ptr to previous loaded stat value
4029 * @cur_stat: ptr to current stat value
4032 ice_stat_update32(struct ice_hw *hw, u32 reg, bool prev_stat_loaded,
4033 u64 *prev_stat, u64 *cur_stat)
4037 new_data = rd32(hw, reg);
4039 /* device stats are not reset at PFR, they likely will not be zeroed
4040 * when the driver starts. Thus, save the value from the first read
4041 * without adding to the statistic value so that we report stats which
4042 * count up from zero.
4044 if (!prev_stat_loaded) {
4045 *prev_stat = new_data;
4049 /* Calculate the difference between the new and old values, and then
4050 * add it to the software stat value.
4052 if (new_data >= *prev_stat)
4053 *cur_stat += new_data - *prev_stat;
4055 /* to manage the potential roll-over */
4056 *cur_stat += (new_data + BIT_ULL(32)) - *prev_stat;
4058 /* Update the previously stored value to prepare for next read */
4059 *prev_stat = new_data;
4064 * ice_sched_query_elem - query element information from HW
4065 * @hw: pointer to the HW struct
4066 * @node_teid: node TEID to be queried
4067 * @buf: buffer to element information
4069 * This function queries HW element information
4072 ice_sched_query_elem(struct ice_hw *hw, u32 node_teid,
4073 struct ice_aqc_get_elem *buf)
4075 u16 buf_size, num_elem_ret = 0;
4076 enum ice_status status;
4078 buf_size = sizeof(*buf);
4079 ice_memset(buf, 0, buf_size, ICE_NONDMA_MEM);
4080 buf->generic[0].node_teid = CPU_TO_LE32(node_teid);
4081 status = ice_aq_query_sched_elems(hw, 1, buf, buf_size, &num_elem_ret,
4083 if (status != ICE_SUCCESS || num_elem_ret != 1)
4084 ice_debug(hw, ICE_DBG_SCHED, "query element failed\n");
4089 * ice_get_fw_mode - returns FW mode
4090 * @hw: pointer to the HW struct
4092 enum ice_fw_modes ice_get_fw_mode(struct ice_hw *hw)
4094 #define ICE_FW_MODE_DBG_M BIT(0)
4095 #define ICE_FW_MODE_REC_M BIT(1)
4096 #define ICE_FW_MODE_ROLLBACK_M BIT(2)
4099 /* check the current FW mode */
4100 fw_mode = rd32(hw, GL_MNG_FWSM) & GL_MNG_FWSM_FW_MODES_M;
4102 if (fw_mode & ICE_FW_MODE_DBG_M)
4103 return ICE_FW_MODE_DBG;
4104 else if (fw_mode & ICE_FW_MODE_REC_M)
4105 return ICE_FW_MODE_REC;
4106 else if (fw_mode & ICE_FW_MODE_ROLLBACK_M)
4107 return ICE_FW_MODE_ROLLBACK;
4109 return ICE_FW_MODE_NORMAL;